CN115284491A - Waste plastic sheet spiral lifting mechanism with internal and external friction material washing function and method - Google Patents
Waste plastic sheet spiral lifting mechanism with internal and external friction material washing function and method Download PDFInfo
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- CN115284491A CN115284491A CN202210847886.8A CN202210847886A CN115284491A CN 115284491 A CN115284491 A CN 115284491A CN 202210847886 A CN202210847886 A CN 202210847886A CN 115284491 A CN115284491 A CN 115284491A
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- waste plastic
- circumferential wall
- central shaft
- flange
- shell
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- 239000002699 waste material Substances 0.000 title claims abstract description 46
- 239000002985 plastic film Substances 0.000 title claims abstract description 43
- 238000005406 washing Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000002783 friction material Substances 0.000 title claims abstract description 7
- 239000012535 impurity Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000003638 chemical reducing agent Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000004033 plastic Substances 0.000 abstract description 49
- 229920003023 plastic Polymers 0.000 abstract description 49
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 6
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 6
- 241001330002 Bambuseae Species 0.000 abstract description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 6
- 239000011425 bamboo Substances 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000012634 fragment Substances 0.000 description 29
- 238000007664 blowing Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0286—Cleaning means used for separation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
A spiral lifting mechanism and method for waste plastic sheets with an internal and external friction material washing function comprises a cylindrical shell, wherein the shell is provided with a feeding hole and a discharging hole, a rotary cylinder is arranged inside the shell, a central shaft is arranged in the center of the rotary cylinder, and a driving device drives the rotary cylinder to rotate; the inner circumferential wall of the shell, the outer circumferential wall of the rotary cylinder, the inner circumferential wall of the rotary cylinder and the outer circumferential wall of the central shaft are provided with mutually matched spiral structures, and two channels for waste plastic sheets to pass through are formed. Utilize the interior outer helical structure of a rotatory section of thick bamboo and the interior helical structure of casing and the outer helical structure cooperation of central axle, extrude the plastics piece when rotatory in a rotatory section of thick bamboo, get rid of fast and adhere to plastics surface impurity and label sticker, reach the effect that promotes material purity. And when this mechanism is the tilt state, can also utilize two passageways to promote the plastics piece simultaneously, realize the binary channels promotion of plastics piece, it is efficient.
Description
Technical Field
The invention relates to the technical field of waste plastic recovery equipment, in particular to a waste plastic sheet spiral lifting mechanism with an internal and external friction material washing function and a method.
Background
In the process of recycling and treating waste plastic bottles, after plastic products are fragmented, the plastic fragments are often accompanied with impurities, such as label stickers stuck on the fragments, and if the label stickers are not removed, the product quality of plastic during reprocessing is seriously affected, which is also a difficult problem in the industry. In the industry, research on removing impurities and label stickers on plastic chips has also been carried out, for example, CN112078057a discloses a sorting and crushing device for recycling waste plastics, which comprises a bottom frame, a cleaning box body is arranged to clean the crushed plastic chips, a packing auger and a drying cylinder are used for rotating in opposite directions to fully stir the plastic chips, and the mixed label sticker chips are blown off while the plastic products are dried by warm air flow. The label sticker has certain adhesion, and cannot fall off only by blowing with warm air, so the effect is not good. For another example, CN203917149U discloses a plastic fragment and label separating winnowing machine, which comprises a machine base, a material guiding roller, a first blowing roller and a second blowing roller, wherein the first blowing roller and the second blowing roller are respectively blown by wind power, so that label fragments and pet bottle fragments with different weights can be separated. This patent document is primarily directed to a sifting process after the label sticker has been separated from the chips or bottles.
Therefore, how to conveniently and effectively remove impurities and label stickers on waste plastic fragments quickly and improve the purity of plastic recovery is a problem which is urgently needed to be solved at present.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the problem of exist among the above-mentioned background art is solved, provide a convenient, quick, effectively get rid of impurity and label sticker on the plastic fragments, improve the old and useless plastic sheet spiral lifting mechanism that has inside and outside friction and wash the material function of plastic fragments purity, when getting rid of impurity and label sticker on the plastic fragments, can also promote the transport to the plastic fragments.
The other technical problem to be solved by the invention is as follows: the method for removing the impurities and label stickers on the plastic fragments and lifting and conveying the plastic fragments by adopting the waste plastic sheet spiral lifting mechanism with internal and external friction washing materials is provided.
In order to achieve the technical features, the invention is realized as follows: a spiral lifting mechanism for waste plastic sheets with an internal and external friction material washing function comprises a cylindrical shell, wherein the side walls of the two axial ends of the shell are oppositely provided with a feeding hole and a discharging hole;
a rotating cylinder is arranged inside the shell, and a first hollow flange and a second hollow flange are respectively arranged at two ends of the rotating cylinder and are in rotating fit connection with two ends of the shell;
a central shaft is arranged at the center of the rotary cylinder, two ends of the central shaft are connected with the first hollow flange and the second hollow flange in a rotating matching manner, one end of the central shaft extends out of the second hollow flange and is connected and fixed with a driving device, and an output shaft of the driving device is connected with a pipe flange arranged on the second hollow flange in a matching transmission manner;
the inner circumferential wall of the shell, the outer circumferential wall of the rotary cylinder, the inner circumferential wall of the rotary cylinder and the outer circumferential wall of the central shaft are provided with mutually matched spiral structures, and two channels for waste plastic sheets to pass through are formed.
Casing one end is equipped with first shrouding and is connected with first fretwork flange normal running fit, and the other end is equipped with the second shrouding and is connected with second fretwork flange normal running fit.
The first hollow flange comprises a first circular ring fixedly connected with the end part of the rotary cylinder and a first supporting disc which is connected with a first sealing plate of the shell in a rotating matching mode, and the first circular ring and the first supporting disc are fixedly connected through a plurality of first connecting rods arranged at intervals.
The first support disc is provided with a first bearing mounting groove extending out at the center of one end provided with a first connecting rod, a first bearing is arranged at one end of a center shaft connected with a first hollow flange, the first bearing is mounted in the first bearing mounting groove, an extending protruding shaft is arranged at the center of the other side of the first support disc, a first bearing seat is arranged on the outer side of the first sealing plate, and a second bearing is mounted in the first bearing seat and is connected with the protruding shaft in a matched mode.
The second hollow flange comprises a second circular ring fixedly connected with the end part of the other end of the rotary cylinder and a second supporting disk in rotation fit connection with the central shaft, and the second circular ring and the second supporting disk are fixedly connected through second connecting rods arranged at intervals; the pipe flange is arranged on the other side of the second supporting disc, and a central pipe of the pipe flange is connected with the second sealing plate of the shell in a rotating matching mode and is connected with an output shaft of the driving device in a matching and transmission mode.
The center that the second supporting disk is located second connecting rod one side is equipped with the second bearing mounting groove that stretches out, installs the third bearing in the second bearing mounting groove and is connected with center pin normal running fit.
The flange plate of the pipe flange is fixedly connected with the second supporting plate, and the central pipe of the pipe flange is sleeved on the central shaft in a clearance fit manner; and a second bearing seat is installed on the outer side of the second sealing plate, and a fourth bearing is installed in the second bearing seat and is connected with the central pipe of the pipe flange in a rotating fit manner.
The driving device is a motor or a motor reducer with an output shaft being a hollow shaft, the motor or the motor reducer is fixedly installed with the central shaft, and the hollow shaft of the motor or the motor reducer is sleeved on the central shaft in a clearance fit manner and is connected with the central pipe of the pipe flange in a fit manner through a coupler.
The motor or the motor reducer is connected with the other side of the pipe flange and is provided with a support frame, the outer side of the support frame is fixedly connected with the motor or the motor reducer and is supported, the inner side of the support frame is provided with a shaft hole which is sleeved on the central shaft, and the fastener penetrates through the side wall of the shaft hole and is fixed with the central shaft.
A method for using waste plastic sheet spiral lifting mechanism with internal and external friction washing material on plastic fragments comprises the following steps:
step1: starting a driving device, wherein an output shaft of the driving device drives a rotary cylinder to rotate, and spiral structures on the outer circumferential wall and the inner circumferential wall of the rotary cylinder are respectively matched with a spiral structure on the inner circumferential wall of a shell and a spiral structure on the outer circumferential wall of a central shaft, and form a friction and lifting channel for waste plastic sheets to pass through;
step2: waste plastic sheets are put into the feed inlet, and a part of the waste plastic sheets enter a channel of a spiral structure of the inner circumferential wall of the shell and the outer circumferential wall of the rotary cylinder; the other part of the hollow flange enters a channel of a spiral structure on the inner circumferential wall of the rotating cylinder and the outer circumferential wall of the central shaft through the first hollow flange;
step3: extruding and rubbing the waste plastic sheets in two channels at the inner side and the outer side, and spirally rising to enable impurities and label stickers attached to the surfaces of the particles to fall off;
step4: the waste plastic sheets, impurities and the label sticker fall off under the driving of the rotary drum and fall from the discharge port, and then the next procedure is carried out.
The invention has the following beneficial effects:
1. utilize the interior outer helical structure of a rotatory section of thick bamboo and the interior helical structure of casing and the outer helical structure cooperation of central axle, extrude the plastics piece when rotatory in a rotatory section of thick bamboo, get rid of fast and adhere to plastics surface impurity and label sticker, reach the effect that promotes material purity. And when this mechanism is the tilt state, can also utilize two passageways to promote the plastics piece simultaneously, realize the binary channels promotion of plastics piece, it is efficient.
2. First fretwork flange not only supports a rotatory section of thick bamboo, and the plastic chip can also enter into the passageway of circumference wall and the outer circumferential wall helical structure of a rotatory section of thick bamboo in the casing through the bearing structure that a plurality of head rods formed the fretwork.
3. The first bearing rotatably connects and supports the central shaft, the second bearing rotatably connects and supports the rotary drum, and the shell and the central shaft can be kept fixed while the driving device drives the rotary drum to rotate. When the hollow flange is used, the first hollow flange rotates through the second bearing, and the shell and the central shaft are kept fixed.
4. The second hollow flange not only supports the rotary cylinder, but also transmits rotary power to enable the rotary cylinder to rotate, and plastic fragments entering the spiral structure channel of the inner circumferential wall and the outer circumferential wall of the central shaft of the rotary cylinder can form a hollow support structure from the plurality of second connecting rods to fall out of the discharge port.
5. The fourth bearing supports the other end of the rotary cylinder, and the central positions of the rotary cylinder and the middle shaft are fixed through the third bearing.
6. The driving device is provided with a support frame, so that the shell of the driving device is fixedly connected with and supported by the central shaft.
7. The driving device is a motor or a motor reducer with an output shaft being a hollow shaft, and is convenient for driving the rotating cylinder to rotate.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
FIG. 2 is a schematic diagram of the longitudinal cross-sectional structure of the present invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Fig. 4 is an enlarged schematic view of B in fig. 2.
Fig. 5 is an enlarged schematic view of the structure at C in fig. 2.
FIG. 6 is a schematic view of the connection structure of the transmission device and the rotary drum according to the present invention.
FIG. 7 is a schematic view of a half-section of the housing of the present invention.
FIG. 8 is a schematic view of the mandrel structure of the present invention.
FIG. 9 is a schematic view of the installation structure of the driving device and the central shaft of the present invention.
Fig. 10 is a schematic perspective view of the rotary drum of the present invention.
FIG. 11 is a schematic view of the present invention with an inclined supporting frame.
In the figure: the device comprises a shell 10, a feeding hole 11, a discharging hole 12, a first sealing plate 13, a first bearing seat 14, a second bearing 15, a second sealing plate 16, a second bearing seat 17 and a fourth bearing 18;
the pipe flange support comprises a rotary cylinder 20, a first hollow flange 21, a first circular ring 211, a first supporting disc 212, a first connecting rod 213, a first bearing mounting groove 214, a first bearing 215, a convex shaft 216, a second hollow flange 22, a second circular ring 221, a second supporting disc 222, a second connecting rod 223, a second bearing mounting groove 224, a third bearing 225 and a pipe flange 23;
the central shaft 30, the driving device 40, the output shaft 41, the support frame 42, the fastening piece 43 and the coupling 44;
a diagonal support 50.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1-11, a spiral lifting mechanism for waste plastic sheets with an internal and external friction material washing function comprises a cylindrical housing 10, wherein a feed inlet 11 and a discharge outlet 12 are oppositely arranged on the side walls of two axial ends of the housing 10, a rotary drum 20 is arranged inside the housing 10, a first hollow flange 21 and a second hollow flange 22 are respectively arranged at two ends of the rotary drum 20 and are connected with two ends of the housing 10 in a rotating fit manner, a central shaft 30 is arranged at the center of the rotary drum 20, two ends of the central shaft 30 are connected with the first hollow flange 21 and the second hollow flange 22 in a rotating fit manner, one end of the central shaft 30 extends out of the second hollow flange 22 and is connected and fixed with a driving device 40, and an output shaft of the driving device 40 is connected with a pipe flange 23 arranged on the second hollow flange 22 in a matching manner for transmission; the inner circumferential wall of the housing 10 and the outer circumferential wall of the rotary cylinder 20, and the inner circumferential wall of the rotary cylinder 20 and the outer circumferential wall of the central shaft 30 are provided with helical structures which are in clearance fit with each other, and two passages for passing the waste plastic sheets are formed through the gaps between the helical structures. The helical structure includes a helical blade structure or a thread structure. In use, the rotary cylinder 20 is driven by the driving device to rotate, and the central shaft 30 and the housing 10 are in a static state. The plastic fragments are put into the feed inlet 11, one part of the waste plastic sheets enters the spiral structure channels of the inner circumferential wall of the shell 10 and the outer circumferential wall of the rotary cylinder 20, the other part of the waste plastic sheets enters the spiral structure channels of the inner circumferential wall of the rotary cylinder 20 and the outer circumferential wall of the central shaft 30 through the first hollow flange 21, the plastic fragments are extruded and rubbed in the two channels, and the temperature of the fragments is increased due to extrusion, friction and rubbing in the channel conveying process, so that impurities and label stickers on the fragments are quickly removed. Through the structure, the internal and external spiral structures of the rotary drum 20 are in clearance fit with the internal spiral structure of the shell 10 and the external spiral structure of the central shaft 30, so that plastic fragments are extruded when the rotary drum 20 rotates, impurities and label stickers attached to the surface of plastic are quickly removed, and the effect of improving the purity of materials is achieved. And when this mechanism was equipped with bearing diagonal frame 50 and is the tilt state, can also utilize two passageways to promote the plastics piece simultaneously, realized the binary channels promotion of plastics piece, it is efficient.
Referring to fig. 2, 4 and 5, in a preferred embodiment, the housing 10 has a first sealing plate 13 at one end thereof for rotatably connecting with the first hollow flange 21, and a second sealing plate 16 at the other end thereof for rotatably connecting with the second hollow flange 22. It is convenient to connect the stationary rotary cylinder 20 and the central shaft 30.
Referring to fig. 4, in a preferred embodiment, the first hollow flange 21 includes a first ring 211 bolted to an end of the rotary cylinder 20, and a first supporting plate 212 rotatably coupled to the first sealing plate 13 of the housing 10, the first ring 211 and the first supporting plate 212 are connected and fixed by a plurality of first connecting rods 213 spaced apart from each other to form a hollow supporting structure, so that not only the rotary cylinder 20 is supported, but also plastic fragments can enter a spiral passage formed by the inner circumferential wall of the housing 10 and the outer circumferential wall of the rotary cylinder 20 through the hollow supporting structure formed by the plurality of first connecting rods 213. In use, the plastic chips fed into the feed port 11 can pass through the gap between the first connecting rods 213 and enter the spiral passage of the inner circumferential wall of the rotary cylinder 20 and the outer circumferential wall of the central shaft 30.
Furthermore, a first bearing installation groove 214 extending out is formed in the center of one end, provided with a first connecting rod 213, of the first support disc 212, a first bearing 215 is arranged at one end, connected with the first hollow flange 21, of the central shaft 30, the first bearing 215 is installed in the first bearing installation groove 214, a protruding shaft 216 extending out is formed in the center of the other side of the first support disc 212, a first bearing seat 14 is arranged on the outer side of the first sealing plate 13, and a second bearing 15 and the protruding shaft 216 are installed in the first bearing seat 14 and are connected in a matched mode. With this configuration, the first bearing 215 rotatably supports the central shaft 30, the second bearing 15 rotatably supports the rotary drum 20, and the housing 10 and the central shaft 30 can be kept fixed while the driving unit 40 rotates the rotary drum 20. In use, the first hollow flange 21 is rotated by the second bearing 15, and the housing 10 and the central shaft 30 are held stationary.
Referring to fig. 5, in a preferred embodiment, the second hollow flange 22 includes a second circular ring 221 fixedly connected to the end bolt at the other end of the rotary cylinder 20, and a second supporting plate 222 rotatably engaged with the central shaft 30, and the second circular ring 221 and the second supporting plate 222 are fixedly connected through second connecting rods 223 arranged at intervals. The pipe flange 23 is installed on the other side of the second support plate 222 and is connected with the second support plate 222 through bolts, and the central pipe of the pipe flange 23 is connected with the second sealing plate 16 of the housing 10 in a rotating fit manner and is connected with the output shaft of the driving device 40 in a matching and transmission manner. The pipe flange 23 is a flange having a center pipe extending outward at the center. One side of the flange of the pipe flange 23 is connected with the second supporting plate 222, the central pipe is sleeved outside the central shaft 30, a gap exists between the central pipe and the central shaft 30, and the pipe flange 23 is driven to rotate, so that the rotary cylinder 20 can be driven to rotate. The central tube of the tube flange 23 is rotatably engaged with the second closure plate 16 to integrally support the entire rotary cylinder 20 and the central shaft 30 in a central position. With the above-described structure, the second support plate 222 supports the other end of the rotary cylinder 20 to rotate on the central shaft 30. The plurality of second connecting bars 223 form a hollow support structure, which not only supports the rotary drum 20 and transmits the rotary power to rotate the rotary drum 20, but also enables the plastic fragments entering the spiral structure channel of the inner circumferential wall of the rotary drum 20 and the outer circumferential wall of the central shaft 30 to fall out of the discharge hole 12 from the hollow support structure formed by the plurality of second connecting bars 223. When the plastic scrap discharging device is used, the driving device 10 drives the pipe flange 23 to rotate, the pipe flange 23 drives the rotating cylinder 20 to rotate through the second hollow flange 22, and in the rotating process, plastic scraps entering spiral structural channels of the inner circumferential wall of the rotating cylinder 20 and the outer circumferential wall of the central shaft 30 form a hollow supporting structure through the second connecting rods 223 and fall out of the discharging port 12.
Further, the second support plate 222 is provided with a second bearing installation groove 224 extending from a center of one side of the second connection rod 223, and a third bearing 225 is installed in the second bearing installation groove 224 and is connected with the central shaft 30 in a rotating fit manner. The third bearing 225 supports the rotary cylinder 20 to rotate. In use, the second hollow flange 22 rotates on the central shaft 30 via the third bearing 225.
Referring to fig. 5 and 6, in a preferred embodiment, the flange of the pipe flange 23 is fixedly connected to the second support plate 222, and the central pipe of the pipe flange 23 is fitted on the central shaft 30 in a clearance fit manner; and a second bearing seat 17 is installed on the outer side of the second closing plate 16, and a fourth bearing 18 is installed in the second bearing seat 17 and is connected with a central pipe of a pipe flange 23 in a rotating fit manner. With the above-described structure, the fourth bearing 18 supports the other end of the rotary cylinder 20 while fixing the center position of the rotary cylinder 20 and the center shaft 30 by the third bearing 225. In use, the central tube of the tube flange 23 is supported for rotation about the central axis 30 by the fourth bearing 18.
Further, referring to fig. 6, the driving device 40 is a motor or a motor reducer whose output shaft 41 is a hollow shaft, the motor or the motor reducer is fixedly installed with the central shaft 30, and the hollow shaft of the motor or the motor reducer is fitted over the central shaft 30 in a clearance fit manner and is connected with the central pipe of the pipe flange 23 in a fit manner through a coupling 44. Through above-mentioned structure, center pin 30 installation drive arrangement, the structure is more through gathering together, does not need the mount table of additional motor and speed reducer, and the structure adds singly simple to operate. The output shaft 41 of the driving device 40 is connected to the pipe flange 23 through a coupling 44 to support the driving device 40, and the housing at the other end of the driving device 40 is fixedly connected to the center shaft 30 so that the output shaft 41 of the driving device 40 does not contact and rub against the center shaft 30. In use, the output shaft 41 of the driving device 40 rotates to drive the pipe flange 23 to rotate through the coupling 44, so as to drive the second hollow flange 22 to rotate, and thus drive the rotary cylinder 20 to rotate.
In order to facilitate the fixed connection and support between the housing of the driving device 40 and the central shaft 30, referring to fig. 9, the motor or the motor reducer is connected to the pipe flange 23, and the other side is provided with a support frame 42, the outer side of the support frame 42 is fixedly connected to the housing of the motor or the motor reducer, the inner side is provided with a shaft hole which is sleeved on the central shaft 30, and a fastening member 43 passes through the side wall of the shaft hole to be fixed to the central shaft 30, so that the output shaft 41 and the central shaft 30 are fixedly connected and supported in a concentric state. In use, in order to prevent the rotation of the housing of the driving device 40 caused by the jamming of the rotary drum 20, the housing of the driving device 40 may be fixedly connected to the housing 10, or may be fixedly connected to the inclined support frame 50.
Example two
A method for using waste plastic sheet spiral lifting mechanism with internal and external friction washing material on plastic chips comprises the following steps:
step1: the driving device 40 is started, the output shaft 41 of the driving device 40 drives the rotary drum 20 to rotate, the spiral structures on the outer circumferential wall and the inner circumferential wall of the rotary drum 20 are respectively matched with the spiral structure on the inner circumferential wall of the shell 10 and the spiral structure on the outer circumferential wall of the central shaft 30, and impurity removal, washing and lifting channels for waste plastic sheets to pass through are formed.
Step2: waste plastic sheets are put into the feed inlet 11, and a part of the waste plastic sheets enter a channel of a spiral structure on the inner circumferential wall of the shell 10 and the outer circumferential wall of the rotary cylinder 20; the other part of the plastic chips enters a spiral channel of the inner circumferential wall of the rotary cylinder 20 and the outer circumferential wall of the central shaft 30 through the first hollow flange 21, and the two channels simultaneously remove impurities and labels from the plastic chips.
Step3: extruding and rubbing the waste plastic sheets in two channels at the inner side and the outer side, and spirally rising to enable impurities and label stickers attached to the surfaces of the particles to fall off; the plastic fragments extrude, rub in two passageways, and the piece is at passageway transportation process, because extrusion friction is rubbed, and extrusion friction can make the temperature rise of piece simultaneously to impurity and label sticker on the quick piece of getting rid of.
Step4: the waste plastic sheets, impurities and label stickers fall off under the driving of the rotary drum 20 and fall from the discharge port 12, and then the next procedure is carried out.
The working process and principle of the invention are as follows:
the rotary cylinder 20 is rotated by the driving means, and the central shaft 30 and the housing 10 are in a stationary state. The plastic fragments are put into the feed inlet 11, one part of the waste plastic sheets enters the spiral structure channels of the inner circumferential wall of the shell 10 and the outer circumferential wall of the rotary cylinder 20, the other part of the waste plastic sheets enters the spiral structure channels of the inner circumferential wall of the rotary cylinder 20 and the outer circumferential wall of the central shaft 30 through the first hollow flange 21, the plastic fragments are extruded and rubbed in the two channels, and the temperature of the fragments is increased due to extrusion, friction and rubbing in the channel conveying process of the fragments, so that impurities and label stickers on the fragments are quickly removed, the impurities and the label stickers are separated from the plastic fragments, and then the plastic fragment materials with higher purity are obtained through sorting.
Claims (10)
1. The utility model provides a waste plastic sheet spiral hoist mechanism with material function is washed in inside and outside friction which characterized in that: comprises that
The device comprises a cylindrical shell (10), wherein the side walls of two axial ends of the shell (10) are oppositely provided with a feed inlet (11) and a discharge outlet (12);
a rotating cylinder (20) is arranged inside the shell (10), and a first hollow flange (21) and a second hollow flange (22) are respectively arranged at two ends of the rotating cylinder (20) and are in rotating fit connection with two ends of the shell (10);
a central shaft (30) is arranged at the center of the rotary cylinder (20), two ends of the central shaft (30) are connected with the first hollow flange (21) and the second hollow flange (22) in a rotating fit manner, one end of the central shaft (30) extends out of the second hollow flange (22) to be connected and fixed with a driving device (40), and an output shaft of the driving device (40) is connected with a pipe flange (23) arranged on the second hollow flange (22) to be in a fit transmission manner;
the inner circumferential wall of the shell (10) and the outer circumferential wall of the rotary cylinder (20) as well as the inner circumferential wall of the rotary cylinder (20) and the outer circumferential wall of the central shaft (30) are provided with mutually matched spiral structures and form two channels for waste plastic sheets to pass through.
2. The spiral lifting mechanism for waste plastic sheets with the function of internal and external friction washing of materials as claimed in claim 1, is characterized in that: one end of the shell (10) is provided with a first sealing plate (13) which is connected with the first hollow flange (21) in a rotating matching mode, and the other end of the shell is provided with a second sealing plate (16) which is connected with the second hollow flange (22) in a rotating matching mode.
3. The spiral lifting mechanism for waste plastic sheets with the function of internal and external friction washing of materials as claimed in claim 1, is characterized in that: the first hollow flange (21) comprises a first circular ring (211) fixedly connected with the end part of the rotary cylinder (20) and a first supporting disc (212) connected with a first sealing plate (13) of the shell (10) in a rotating fit mode, and the first circular ring (211) and the first supporting disc (212) are fixedly connected through a plurality of first connecting rods (213) arranged at intervals.
4. The spiral lifting mechanism for waste plastic sheets with the function of internal and external friction washing of materials as claimed in claim 3, is characterized in that: first supporting disk (212) is equipped with first bearing mounting groove (214) that stretches out at the one end center that is equipped with head rod (213), the one end that center pin (30) and first fretwork flange (21) are connected is equipped with first bearing (215), first bearing (215) are installed in first bearing mounting groove (214), the opposite side center of first supporting disk (212) is equipped with protruding axle (216) that stretch out, first shrouding (13) outside is equipped with first bearing frame (14), it is connected with protruding axle (216) cooperation to install second bearing (15) in first bearing frame (14).
5. The spiral lifting mechanism for waste plastic sheets with the function of internal and external friction washing of materials as claimed in claim 1, is characterized in that: the second hollow flange (22) comprises a second circular ring (221) fixedly connected with the end part of the other end of the rotary cylinder (20) and a second supporting disk (222) in rotating fit connection with the central shaft (30), and the second circular ring (221) and the second supporting disk (222) are fixedly connected through second connecting rods (223) arranged at intervals; the pipe flange (23) is arranged on the other side of the second supporting plate (222), and a central pipe of the pipe flange (23) is connected with the second sealing plate (16) of the shell (10) in a rotating fit mode and is connected with an output shaft of the driving device (40) in a matched and transmission mode.
6. The spiral lifting mechanism for waste plastic sheets with the function of internal and external friction washing of materials as claimed in claim 5, is characterized in that: the center of the second supporting disk (222) on one side of the second connecting rod (223) is provided with a second bearing installation groove (224) which extends out, and a third bearing (225) is installed in the second bearing installation groove (224) and is connected with the central shaft (30) in a rotating fit mode.
7. The spiral lifting mechanism for waste plastic sheets with the function of internal and external friction washing of materials as claimed in claim 5, is characterized in that: the flange plate of the pipe flange (23) is fixedly connected with the second supporting plate (222), and a central pipe of the pipe flange (23) is sleeved on the central shaft (30) in a clearance fit manner; and a second bearing seat (17) is installed on the outer side of the second sealing plate (16), and a fourth bearing (18) is installed in the second bearing seat (17) and is connected with a central pipe of the pipe flange (23) in a rotating fit manner.
8. The spiral lifting mechanism for waste plastic sheets with the function of internal and external friction washing of materials as claimed in claim 1, is characterized in that: the driving device (40) is a motor or a motor speed reducer with an output shaft (41) as a hollow shaft, the motor or the motor speed reducer is fixedly installed with the central shaft (30), and the hollow shaft of the motor or the motor speed reducer is sleeved on the central shaft (30) in a clearance fit mode and is connected with the central pipe of the pipe flange (23) in a fit mode through a coupler (44).
9. The spiral lifting mechanism for waste plastic sheets with the function of internal and external friction washing of materials as claimed in claim 8, wherein: the motor or the motor reducer is connected with the pipe flange (23) and the other side is provided with a support frame (42), the outer side of the support frame (42) is fixedly connected with the motor or the motor reducer and supported, the inner side is provided with a shaft hole sleeved on the central shaft (30), and a fastener (43) penetrates through the side wall of the shaft hole and is fixed with the central shaft (30).
10. A method for using the waste plastic sheet spiral lifting mechanism with the internal and external friction material washing function of any one of claims 1 to 9, which is characterized by comprising the following steps:
step1: starting a driving device (40), wherein an output shaft (41) of the driving device (40) drives a rotating cylinder (20) to rotate, spiral structures on the outer circumferential wall and the inner circumferential wall of the rotating cylinder (20) are respectively matched with a spiral structure on the inner circumferential wall of a shell (10) and a spiral structure on the outer circumferential wall of a central shaft (30), and impurity removal, washing and lifting double channels for waste plastic sheets to pass are formed;
step2: waste plastic sheets are put into the feed inlet (11), and a part of the waste plastic sheets enter a channel of a spiral structure on the inner circumferential wall of the shell (10) and the outer circumferential wall of the rotary cylinder (20); the other part of the water enters a channel of a spiral structure on the inner circumferential wall of the rotary cylinder (20) and the outer circumferential wall of the central shaft (30) through a first hollow flange (21);
step3: extruding and rubbing the waste plastic sheets in two channels at the inner side and the outer side, and spirally rising to enable impurities and label stickers attached to the surfaces of the particles to fall off;
step4: the waste plastic sheets, impurities and the label stickers fall off under the driving of the rotary drum (20) and fall from the discharge hole (12), and then the next procedure is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210847886.8A CN115284491B (en) | 2022-07-19 | 2022-07-19 | Spiral lifting mechanism and method for waste plastic sheet with inner and outer friction scouring function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210847886.8A CN115284491B (en) | 2022-07-19 | 2022-07-19 | Spiral lifting mechanism and method for waste plastic sheet with inner and outer friction scouring function |
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| CN115284491A true CN115284491A (en) | 2022-11-04 |
| CN115284491B CN115284491B (en) | 2024-04-26 |
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Also Published As
| Publication number | Publication date |
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| CN115284491B (en) | 2024-04-26 |
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Inventor after: Ye Ziliang Inventor after: Xiao Nengqi Inventor after: Gao Ya Inventor after: Chen Yanjie Inventor after: Zhao Mingmin Inventor after: Hu Jiadong Inventor before: Xiao Nengqi Inventor before: Gao Ya Inventor before: Ye Ziliang Inventor before: Chen Yanjie Inventor before: Zhao Mingmin Inventor before: Hu Jiadong |
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Effective date of registration: 20240925 Address after: Room 406, Office Building, 319 Longgang Avenue, Fuling District, Chongqing, China (self committed) Patentee after: Chongqing Tengyuan New Material Technology Co.,Ltd. Country or region after: China Address before: 443002 No. 8, University Road, Xiling District, Yichang, Hubei Patentee before: CHINA THREE GORGES University Country or region before: China |