CN113400576B - High-efficient setting device of axial flow fan blade injection molding - Google Patents

High-efficient setting device of axial flow fan blade injection molding Download PDF

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Publication number
CN113400576B
CN113400576B CN202110660857.6A CN202110660857A CN113400576B CN 113400576 B CN113400576 B CN 113400576B CN 202110660857 A CN202110660857 A CN 202110660857A CN 113400576 B CN113400576 B CN 113400576B
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Prior art keywords
shaft
shaping box
rod
air
piston
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Chinese (zh)
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CN113400576A (en
Inventor
潘可
车增贤
卜彦雄
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Anhui Langdi Impeller Machinery Co ltd
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Anhui Langdi Impeller Machinery Co ltd
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Publication of CN113400576A publication Critical patent/CN113400576A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/1769—Handling of moulded articles or runners, e.g. sorting, stacking, grinding of runners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0092—Drying moulded articles or half products, e.g. preforms, during or after moulding or cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention relates to the technical field of fan blade production, in particular to a high-efficiency shaping device for an injection molding piece of an axial flow fan blade; the blades and the mounting rods can be detachably connected, so that the mounting is convenient; a servo motor is adopted to drive a first shaft to rotate; the cylindrical cam at the left end of the first shaft rotates immediately, the sliding shaft drives the piston plate to move left and right in the piston cylinder through the piston rod through matching with the sliding shaft, the air suction pipe is matched with the two one-way valves to suck external air and the air pipe is used for ventilating the shaping box, and air channels from left to right are formed by utilizing the design of the two ends of the shaping box to air-dry and shape the fan blades; the first shaft drives the large gear to drive the second shaft to rotate through the small gear, the second shaft drives the worm to drive the worm gear to drive the third shaft to rotate, the blades are further rotated along with the third shaft, and therefore the front and the back of each blade can be in contact with the air duct, and the air drying effect is guaranteed.

Description

High-efficient setting device of axial flow fan blade injection molding
Technical Field
The invention relates to the technical field of fan blade production, in particular to a high-efficiency shaping device for an injection molding piece of an axial flow fan blade.
Background
The axial flow fan blades are mostly processed in an injection molding mode, and the products need to be dried after injection molding is completed, so that the products can be quickly shaped.
Chinese utility model with patent number 2019219170110 discloses a shaping and drying system for plastic centrifugal fan blades for air conditioners after injection molding, which comprises a drying box, the right side of the drying box is open, the side wall on the right side of the drying box is hinged with a door plate through a hinge, pin holes are arranged on the side walls of the drying box and the door plate, the same pin rod is movably sleeved in the two pin holes, the side wall on the upper side of the drying box is fixedly communicated with a plurality of air inlet pipes, the upper ends of the air inlet pipes are fixedly communicated with a same horizontal pipe, the horizontal pipe is fixedly communicated with an installation pipe, the inner wall of the installation pipe is fixedly connected with a fan, the inner wall of the installation pipe is fixedly connected with a heating resistance wire, the heating resistance wire is positioned below the fan, the side wall on the left side of the drying box is fixedly communicated with an exhaust pipe, the inner wall of the bottom of the drying box is provided with a bottom plate, the side wall on the upper side of the bottom plate is fixedly connected with a connecting rod, the rod wall of the connecting rod is fixedly connected with a plurality of metal mesh plates, the side wall of the upper side of the bottom plate is embedded with a driving motor, an output shaft of the driving motor is fixedly connected with a driving gear, and a driven gear meshed with the driving gear is fixedly sleeved on the rod wall of the connecting rod close to the lower end.
This patent adopts the mode of blowing hot-blast from the top to refer to its attached drawing, the blast pipe also is located the middle part, and because hot-air gathers on upper portion easily, leads to inside gas distribution uneven, the blade of below can not receive better stoving design effect like this.
Therefore, the inventor designs a high-efficient setting device of axial fan blade injection molding for solve above-mentioned problem.
Disclosure of Invention
Technical problem to be solved
The invention aims to overcome the defects in the prior art and provides a high-efficiency shaping device for an injection molding part of an axial flow fan blade.
(II) technical scheme
An efficient shaping device for an axial flow fan blade injection molding part comprises a shaping box, a driving mechanism, a ventilation mechanism and a rotating mechanism, and is characterized in that,
a rotating mechanism is arranged in the shaping box and comprises a third shaft, a side lever, a connecting seat, a mounting rod, a limiting ring and a locking cover; the third shaft penetrates through and is rotatably connected with the top of the shaping box, and one side of the bottom end of the third shaft is connected with a connecting seat through a side lever; the connecting seat is provided with a mounting rod for inserting the blade; the mounting rod is provided with a limiting ring, the outer end of the mounting rod is provided with threads and detachably screwed with a locking cover;
the outer top of the shaping box is provided with a driving mechanism which is matched with the rotating mechanism; the left end and the right end of the shaping box are both of necking structures, the left end is connected with a ventilation mechanism, and the right end is provided with an air outlet; the venting mechanism is also engaged with the rotation mechanism.
Preferably, the driving mechanism comprises a motor frame, a servo motor, a supporting seat, a first shaft, a pinion and a cylindrical cam;
supporting seats are arranged at the outer top of the shaping box at intervals, a first shaft is rotatably arranged between the supporting seats, the right end of the first shaft penetrates through the right supporting seat and is connected with a servo motor, the servo motor is connected above the shaping box through a motor frame, and the left end of the first shaft penetrates through the left supporting seat and is connected with a cylindrical cam; the first shaft is also provided with a pinion.
Preferably, the rotating mechanism further comprises a large gear, a second shaft, a worm and a worm wheel;
the top end of the third shaft is provided with a worm gear which is meshed with the second shaft, the second shaft penetrates through the supporting seat and is provided with a large gear, and the large gear is meshed with the small gear.
Preferably, the ventilation mechanism comprises a piston cylinder, a piston plate, a piston rod, a sliding shaft, an air suction pipe and a ventilation pipe;
the piston cylinder is connected to the outer side of the shaping box, a piston plate moving left and right is arranged in the piston cylinder, and the right side of the piston plate is connected with a piston rod; the right end of the piston rod extends out of the piston cylinder and is upwards connected with a sliding shaft; the sliding shaft is matched with the cylindrical cam;
the left end of the piston cylinder is connected with an air suction pipe for sucking outside air; the left end of the piston cylinder is connected with the left end of the shaping box through a vent pipe and is used for ventilating the shaping box.
Preferably, the air suction pipe is provided with a first check valve for controlling air to flow into the piston cylinder, and the air vent pipe is provided with a second check valve for controlling air to flow out of the piston cylinder.
Optionally, the left end of the shaping box is also provided with a heater, and the heater heats the gas introduced into the shaping box.
Optionally, the front side of the shaping box is provided with a movable door.
Optionally, the inner end of the mounting rod is fixedly connected with the connecting seat.
Optionally, the device further comprises a movable bevel gear, a fixed bevel gear and a fixed rod;
the mounting rod penetrates through and is rotatably connected with the connecting seat, and a rotating bevel gear is arranged at the inner end of the mounting rod; the inner bottom of the shaping box is connected with a fixed rod, the top end of the fixed rod is provided with a fixed bevel gear, and the fixed bevel gear is vertically meshed with a movable bevel gear.
(III) advantageous effects
The invention provides an efficient shaping device for an axial flow fan blade injection molding part, which has the following advantages:
1, the blade can be dismantled with the installation pole and be connected, easy to assemble.
2, driving a first shaft to rotate by adopting a servo motor; the cylindrical cam at the left end of the first shaft rotates immediately, the sliding shaft drives the piston plate to move left and right in the piston cylinder 401 through the piston rod through matching with the sliding shaft, and the air suction pipe is matched with the two one-way valves to suck external air and the air vent pipe to ventilate the shaping box;
and 3, the first shaft drives the large gear to drive the second shaft to rotate through the small gear, so that the second shaft drives the worm to drive the worm gear to drive the third shaft to rotate, the blades are further rotated along with the third shaft, and the front and the back of each blade can contact with the air channel to ensure the air drying effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only for the present invention and protect some embodiments, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a block diagram of another embodiment of the present invention;
FIG. 3 is an enlarged view of FIG. 1;
FIG. 4 is an exploded view of the mounting rod;
FIG. 5 is a block diagram of the venting mechanism;
fig. 6 is an enlarged view of fig. 2.
In the drawings, the components represented by the respective reference numerals are listed below:
101-shaping box, 102-blade;
201-motor frame, 202-servo motor, 203-supporting seat, 204-first shaft, 205-pinion gear, 206-cylindrical cam;
301-a large gear, 302-a second shaft, 303-a worm, 304-a worm wheel, 305-a third shaft, 306-a side rod, 307-a connecting seat, 308-a mounting rod, 309-a limiting ring and 310-a locking cover;
401-piston cylinder, 402-piston plate, 403-piston rod, 404-sliding shaft, 405-air suction pipe, 406-air vent pipe, 407-heater;
501-moving bevel gear, 502-fixed bevel gear, 503-fixed rod.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Moreover, the terms "first," "second," and "third," if any, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to the attached fig. 1-6, a high-efficiency shaping device for an injection molding piece of an axial flow fan blade comprises a shaping box 101, a driving mechanism, a ventilation mechanism and a rotating mechanism,
a rotating mechanism is arranged in the shaping box 101, and comprises a third shaft 305, a side rod 306, a connecting seat 307, a mounting rod 308, a limiting ring 309 and a locking cover 310; the third shaft 305 penetrates through and is rotatably connected with the top of the shaping box 101, and one side of the bottom end of the third shaft is connected with a connecting seat 307 through a side rod 306; the connecting base 307 is provided with a mounting rod 308 for inserting the blade 102; a limit ring 309 is processed on the mounting rod 308, and the outer end of the mounting rod 308 is processed with threads and detachably screwed with a locking cover 310;
a driving mechanism is arranged at the outer top of the shaping box 101 and matched with the rotating mechanism; the left end and the right end of the shaping box 101 are both in a necking structure, the left end is connected with a ventilation mechanism, and the right end is provided with an air outlet; the venting mechanism is also engaged with the rotation mechanism.
Example 2
Referring to fig. 2-4, a high-efficiency shaping device for injection molding parts of axial flow fan blades comprises a shaping box 101, a driving mechanism, a ventilation mechanism and a rotating mechanism,
a rotating mechanism is arranged in the shaping box 101, and comprises a third shaft 305, a side rod 306, a connecting seat 307, a mounting rod 308, a limiting ring 309 and a locking cover 310; the third shaft 305 penetrates through and is rotatably connected with the top of the shaping box 101, and one side of the bottom end of the third shaft is connected with a connecting seat 307 through a side rod 306; the connecting base 307 is provided with a mounting rod 308 for inserting the blade 102; a limit ring 309 is processed on the mounting rod 308, and the outer end of the mounting rod 308 is processed with threads and detachably screwed with a locking cover 310;
a driving mechanism is arranged at the outer top of the shaping box 101 and matched with the rotating mechanism; the left end and the right end of the shaping box 101 are both in a necking structure, the left end is connected with a ventilation mechanism, and the right end is provided with an air outlet; the venting mechanism is also engaged with the rotation mechanism.
The driving mechanism comprises a motor frame 201, a servo motor 202, a supporting seat 203, a first shaft 204, a pinion 205 and a cylindrical cam 206;
the outer top of the shaping box 101 is connected with supporting seats 203 at intervals, a first shaft 204 is rotatably arranged between the supporting seats 203, the right end of the first shaft 204 penetrates through the right supporting seat 203 and is connected with a servo motor 202, the servo motor 202 is connected above the shaping box 101 through a motor frame 201, and the left end of the first shaft 204 penetrates through the left supporting seat 203 and is connected with a cylindrical cam 206; a pinion gear 205 is also secured to the first shaft 204.
The rotating mechanism further comprises a large gear 301, a second shaft 302, a worm 303 and a worm wheel 304;
a worm wheel 304 is fixedly connected to the top end of the third shaft 305, the worm wheel 304 is meshed with the second shaft 302, the second shaft 302 penetrates through the supporting seat 203 and is fixedly connected with a large gear 301, and the large gear 301 is meshed with the small gear 205.
Wherein, the ventilation mechanism comprises a piston cylinder 401, a piston plate 402, a piston rod 403, a sliding shaft 404, an air suction pipe 405 and a ventilation pipe 406;
the piston cylinder 401 is connected to the outer side of the shaping box 101, a piston plate 402 moving left and right is arranged in the piston cylinder 401, and the right side of the piston plate 402 is connected with a piston rod 403; the right end of the piston rod 403 extends out of the piston cylinder 401 and is connected with a sliding shaft 404 upwards; the sliding shaft 404 cooperates with the cylindrical cam 206;
therefore, the left end of the piston cylinder 401 is connected with an air suction pipe 405, and the air suction pipe 405 is provided with a one-way valve for controlling air to flow into the piston cylinder 401; the left end of the piston cylinder 401 is also connected with the left end of the shaping box 101 through a vent pipe 406, and a second check valve for controlling gas to flow out of the piston cylinder 401 is arranged on the vent pipe 406.
The following describes the application method of the device by taking the embodiment as an example:
in this embodiment, the front side of the shaping box 101 is provided with a movable door, so that the blades can be conveniently put in or taken out;
the blade 102 is first mounted on the mounting rod 308, and in this embodiment, the inner end of the mounting rod 308 is fixedly connected to the connecting seat 307. Firstly, the locking cover 310 is screwed off, then the blade 102 is inserted on the mounting rod 308 and abuts against the limiting ring 309, and then the locking cover 310 is screwed again and the blade 102 is pressed on the limiting ring 309; the blade 102 may be removed by reversing the operation.
After the installation is finished, the movable door is closed, and the servo motor 202 is started to drive the first shaft 204 to rotate; the cylindrical cam 206 at the left end of the first shaft 204 rotates immediately, and is matched with the sliding shaft 404, so that the sliding shaft 404 drives the piston plate 402 to move left and right in the piston cylinder 401 through the piston rod 403, and the air suction pipe 405 sucks external air and the air vent pipe 406 ventilates the shaping box 101 by matching two one-way valves, and an air channel from left to right is formed by utilizing the design of the two ends of the shaping box 101 to air-dry and shape the fan blades 102;
the first shaft 204 drives the large gear 301 to drive the second shaft 302 to rotate through the small gear 205, so that the second shaft 302 drives the worm 303 to drive the worm gear 304 to drive the third shaft 305 to rotate, and further the blade 102 is rotated along with the third shaft 305, so that the front and back surfaces of the blade 102 can be in contact with an air duct, and the air drying effect is guaranteed.
In addition, in order to accelerate air drying, a heater 407 is also arranged at the left end of the shaping box 101, and the heater 407 heats air introduced into the shaping box 101; it should be noted that, referring to the drawings, the left end air vent of the shaping box 101 is suggested to be arranged at the bottom for facilitating the hot air flow to interact with the blades 102.
Example 3
The difference from embodiment 2 is that the mounting rod 308 of the present embodiment is rotatable.
The device also comprises a movable bevel gear 501, a fixed bevel gear 502 and a fixed rod 503;
the mounting rod 308 penetrates through and is rotatably connected with the connecting seat 307, and a rotating bevel gear 501 is fixedly connected at the inner end of the mounting rod 308; the inner bottom of the shaping box 101 is connected with a fixed rod 503, the top end of the fixed rod 503 is fixedly connected with a fixed bevel gear 502, and the fixed bevel gear 502 is vertically meshed with the movable bevel gear 501.
Specifically, referring to embodiment 2, the blade 102 rotates around the third shaft 305, the mounting rod 308 synchronously drives the movable bevel gear 501 to rotate around the third shaft 305, and the movable bevel gear 501 is acted by the fixed bevel gear 502 to drive the fixed rod 503 and the blade 102 to rotate in reverse, so that even if hot air is gathered at the upper part of the shaping box 101 in the present embodiment, the hot air can still act with the hot air along with the rotation of the blade 102.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (3)

1. An efficient shaping device for an axial-flow fan blade injection molding part comprises a shaping box (101), a driving mechanism, a ventilation mechanism and a rotating mechanism, and is characterized in that,
a rotating mechanism is arranged in the shaping box (101), and comprises a third shaft (305), a side rod (306), a connecting seat (307), an installation rod (308), a limiting ring (309) and a locking cover (310); the third shaft (305) penetrates through and is rotatably connected with the top of the shaping box (101), and one side of the bottom end of the third shaft is connected with a connecting seat (307) through a side rod (306); the connecting seat (307) is provided with a mounting rod (308) for inserting the blade (102); the mounting rod (308) is provided with a limiting ring (309), the outer end of the mounting rod (308) is provided with threads and is detachably screwed with a locking cover (310);
a driving mechanism is arranged on the outer top of the shaping box (101) and matched with the rotating mechanism; the left end and the right end of the shaping box (101) are both in a necking structure, the left end is connected with a ventilation mechanism, and the right end is provided with an air outlet; the ventilation mechanism is also matched with the rotating mechanism;
the driving mechanism comprises a motor frame (201), a servo motor (202), a supporting seat (203), a first shaft (204), a pinion (205) and a cylindrical cam (206);
supporting seats (203) are arranged at the outer top of the shaping box (101) at intervals, a first shaft (204) is rotatably arranged between the supporting seats (203), the right end of the first shaft (204) penetrates through the supporting seat (203) on the right side and is connected with a servo motor (202), the servo motor (202) is connected above the shaping box (101) through a motor frame (201), and the left end of the first shaft (204) penetrates through the supporting seat (203) on the left side and is connected with a cylindrical cam (206); a pinion (205) is further arranged on the first shaft (204);
the rotating mechanism further comprises a large gear (301), a second shaft (302), a worm (303) and a worm wheel (304);
a worm wheel (304) is arranged at the top end of the third shaft (305), the worm wheel (304) is meshed with the second shaft (302), the second shaft (302) penetrates through the supporting seat (203) and is provided with a large gear (301), and the large gear (301) is meshed with the small gear (205);
the ventilation mechanism comprises a piston cylinder (401), a piston plate (402), a piston rod (403), a sliding shaft (404), an air suction pipe (405) and a ventilation pipe (406);
the piston cylinder (401) is connected to the outer side of the shaping box (101), a piston plate (402) moving left and right is arranged in the piston cylinder (401), and the right side of the piston plate (402) is connected with a piston rod (403); the right end of the piston rod (403) extends out of the piston cylinder (401) and is upwards connected with a sliding shaft (404); the sliding shaft (404) is matched with the cylindrical cam (206);
therefore, the left end of the piston cylinder (401) is connected with an air suction pipe (405) for sucking outside air; the left end of the piston cylinder (401) is also connected with the left end of the shaping box (101) through a vent pipe (406) and used for ventilating the shaping box (101);
a first check valve for controlling gas to flow into the piston cylinder (401) is arranged on the gas suction pipe (405), and a second check valve for controlling gas to flow out of the piston cylinder (401) is arranged on the gas vent pipe (406);
the left end of the shaping box (101) is also provided with a heater (407), and the heater (407) heats the gas introduced into the shaping box (101);
the bevel gear fixing device also comprises a movable bevel gear (501), a fixed bevel gear (502) and a fixing rod (503);
the mounting rod (308) penetrates through and is rotatably connected with the connecting seat (307), and the inner end of the mounting rod (308) is provided with a rotating bevel gear (501); the inner bottom of the shaping box (101) is connected with a fixed rod (503), the top end of the fixed rod (503) is provided with a fixed bevel gear (502), and the fixed bevel gear (502) is vertically meshed with the movable bevel gear (501).
2. The efficient shaping device for the injection molding parts of the axial flow fan blades as claimed in claim 1, wherein a movable door is arranged on the front side of the shaping box (101).
3. The efficient shaping device for the injection molding piece of the axial flow fan blade is characterized in that the inner end of the mounting rod (308) is fixedly connected with the connecting seat (307).
CN202110660857.6A 2021-06-15 2021-06-15 High-efficient setting device of axial flow fan blade injection molding Active CN113400576B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0402530A1 (en) * 1989-06-12 1990-12-19 Agfa-Gevaert N.V. A process of cooling a heated polyethylene terephthalate film
CN106839678A (en) * 2017-03-30 2017-06-13 王亚超 A kind of honeysuckle high-efficiency drying apparatus
CN210801895U (en) * 2019-11-08 2020-06-19 佛山市南海迅垒电器配件有限公司 Shaping and drying system for plastic centrifugal fan blades for air conditioners after injection molding
CN112781352A (en) * 2019-11-07 2021-05-11 湖北盛琪达工程科技有限公司 Warm air supply device of batch type circulating grain drier

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0402530A1 (en) * 1989-06-12 1990-12-19 Agfa-Gevaert N.V. A process of cooling a heated polyethylene terephthalate film
CN106839678A (en) * 2017-03-30 2017-06-13 王亚超 A kind of honeysuckle high-efficiency drying apparatus
CN112781352A (en) * 2019-11-07 2021-05-11 湖北盛琪达工程科技有限公司 Warm air supply device of batch type circulating grain drier
CN210801895U (en) * 2019-11-08 2020-06-19 佛山市南海迅垒电器配件有限公司 Shaping and drying system for plastic centrifugal fan blades for air conditioners after injection molding

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