CN107469657B - Sealant mixing device - Google Patents

Sealant mixing device Download PDF

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Publication number
CN107469657B
CN107469657B CN201710726353.3A CN201710726353A CN107469657B CN 107469657 B CN107469657 B CN 107469657B CN 201710726353 A CN201710726353 A CN 201710726353A CN 107469657 B CN107469657 B CN 107469657B
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CN
China
Prior art keywords
driving
cam
cavity
chamber
shaft
Prior art date
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Active
Application number
CN201710726353.3A
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Chinese (zh)
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CN107469657A (en
Inventor
张斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Ehd Machinery Co ltd
Original Assignee
Shanghai Mengjia Machinery Factory
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Filing date
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Application filed by Shanghai Mengjia Machinery Factory filed Critical Shanghai Mengjia Machinery Factory
Priority to CN201710726353.3A priority Critical patent/CN107469657B/en
Publication of CN107469657A publication Critical patent/CN107469657A/en
Application granted granted Critical
Publication of CN107469657B publication Critical patent/CN107469657B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/47—Mixing liquids with liquids; Emulsifying involving high-viscosity liquids, e.g. asphalt
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/86—Mixing heads comprising a driven stirrer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/10—Maintenance of mixers
    • B01F35/145—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means
    • B01F35/1452—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means using fluids
    • B01F35/1453—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means using fluids by means of jets of fluid, e.g. air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/714—Feed mechanisms for feeding predetermined amounts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/716—Feed mechanisms characterised by the relative arrangement of the containers for feeding or mixing the components
    • B01F35/7164—Feed mechanisms characterised by the relative arrangement of the containers for feeding or mixing the components the containers being placed in parallel before contacting the contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/7179—Feed mechanisms characterised by the means for feeding the components to the mixer using sprayers, nozzles or jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
    • B01F2035/35—Use of other general mechanical engineering elements in mixing devices
    • B01F2035/351—Sealings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/36—Mixing of ingredients for adhesives or glues; Mixing adhesives and gas

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Accessories For Mixers (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

The invention discloses a sealant mixing device, which comprises: the driving device comprises a vertically arranged shell and a driving shaft which is arranged in the shell in a vertically floating manner, a mixing chamber is arranged at the bottom of the shell, and an air valve is arranged at the side part of the shell; the top end of the driving shaft is connected with the output end of the rotating device, three feeding ports are arranged on the side part of the mixing chamber, and a cam shaft driving device for driving the driving shaft to float up and down is arranged on the side part of the shell; the stirring and mixing device is arranged in the mixing chamber and comprises a stirring cavity and a stirring head arranged in the stirring cavity in a floating manner, the bottom of the stirring cavity is provided with a discharge hole, the bottom of the stirring head is provided with a plug corresponding to the discharge hole, and the bottom end of the driving shaft is connected with the top end of the stirring head; a discharge nozzle corresponding to the discharge port; an air connector device arranged at the side part of the mixing chamber; three raw material valves for feeding the three feed inlets respectively; and the control device is connected with the rotating device, the cam shaft driving device and the raw material valve.

Description

Sealant mixing device
Technical Field
The invention relates to a mixing device, in particular to a sealant mixing device suitable for quantitative feeding.
Background
Feed mixing equipment is becoming more and more important in industrial use, the quality of which directly affects the speed and quality of production. The feed mixing requirements for the sealant are extremely high and must be metered and accurately delivered to the sealed location. The mixing effect of the prior feeding mixing equipment is not ideal, the degree of automation is lower, the discharging control precision is lower, and the quality of products is affected.
Disclosure of Invention
The present invention is directed to solving the above-mentioned problems and disadvantages of the prior art by providing a sealant mixing apparatus.
The technical problems solved by the invention can be realized by adopting the following technical scheme:
sealant mixing arrangement, its characterized in that includes:
the driving device comprises a vertically arranged shell and a driving shaft which is arranged in the shell in a floating mode up and down, a mixing chamber is arranged at the bottom of the shell, and an air valve is arranged at the side part of the shell; the top end of the driving shaft is connected with the output end of the rotating device, three feeding holes are formed in the side part of the mixing chamber, and a cam shaft driving device for driving the driving shaft to float up and down is arranged on the side part of the shell;
the stirring and mixing device is arranged in the mixing chamber and comprises a stirring cavity and a stirring head arranged in the stirring cavity in a floating manner, a discharge hole is formed in the bottom of the stirring cavity, a plug corresponding to the discharge hole is arranged at the bottom of the stirring head, and the bottom end of the driving shaft is connected with the top end of the stirring head;
a discharge nozzle corresponding to the discharge port;
an air connector device arranged at the side part of the mixing chamber;
three raw material valves for feeding the three feed inlets respectively;
the control device is connected with the rotating device, the cam shaft driving device and the raw material valve;
when mixing is needed, the cam shaft driving device drives the driving shaft to move to the lowest point so that the ejection outlet is blocked by the plug, at the moment, three raw material valves are fed into the stirring cavity, and the driving shaft drives the stirring head to stir and mix;
when discharging is needed, the cam shaft driving device drives the driving shaft to move to the highest point so that the plug leaves the discharging hole, and at the moment, the air joint device is ventilated, so that the mixed materials in the stirring cavity are sent to the discharging nozzle from the discharging hole to be discharged.
In a preferred embodiment of the invention, the shell sequentially comprises a compression spring chamber, a driving chamber, a bearing chamber and a mixing chamber from top to bottom, the driving shaft sequentially penetrates through the compression spring chamber, the driving chamber, the bearing chamber and the mixing chamber, a compression spring assembly connected with the upper part of the driving shaft is arranged in the compression spring chamber, a bearing assembly for the middle part of the driving shaft to penetrate through and a sliding block for driving the bearing assembly to float up and down are arranged in the driving chamber, the sliding block is connected with the cam end of the cam shaft driving device, and a bearing for the lower part of the driving shaft to penetrate through is arranged in the bearing chamber.
In a preferred embodiment of the present invention, the cam shaft driving device includes a pair of cam shafts arranged at intervals, cam ends of the cam shafts extend into the driving chamber to be connected with the sliding block, driving ends of the cam shafts are connected with an external driving device, gears are arranged in the middle of the cam shafts, the cam shaft driving device further includes a spring reset assembly, the spring reset assembly includes a guide spring pin, a spring and a hollow tooth column, the head of the guide spring pin is fixed in the driving chamber, a rod part of the guide spring pin penetrates through the spring and then is inserted into an inner cavity of the hollow tooth column, and a plurality of teeth matched with the gears of the cam shafts are arranged on the outer circumferential surface of the hollow tooth column at intervals along the axial direction; when the external driving device drives the cam end of the cam shaft to rotate to the highest point, the sliding block is driven to move upwards, the driving shaft is driven to move to the highest point through the bearing assembly, so that the top head leaves the discharge hole, meanwhile, the upper part of the driving shaft enables the compression spring assembly to compress and store energy, and the teeth of the cam shaft drive the hollow tooth column to ascend along the guide spring pin and compress and store energy by a spring; when the cam end of the cam shaft rotates to the highest point, the external driving device stops working, meanwhile, the spring releases compression energy to enable the hollow tooth column to drive the cam shaft to reversely rotate so as to drive the cam end of the cam shaft to rotate to the lowest point, and the compression spring component releases compression energy to drive the driving shaft to move to the lowest point so that the ejection head blocks the ejection outlet.
In a preferred embodiment of the present invention, the raw material valve comprises:
the cylinder body is provided with a driving cavity at the top, a cam driving mechanism is arranged in the driving cavity, an upper accommodating cavity and a lower accommodating cavity are arranged at the lower part from top to bottom at intervals, an end cover assembly is arranged at one end face of the upper accommodating cavity and one end face of the lower accommodating cavity, a reciprocating sliding block is arranged at the other end of the upper accommodating cavity and the lower accommodating cavity, the reciprocating sliding block is connected with a piston, one end of the piston is connected with the cam driving mechanism in the driving cavity, and the other end of the piston is connected with a piston guide and a compression spring;
the middle part of the connecting block is provided with a movable cavity for the piston to move, the piston is arranged on the end face of one end of the movable cavity far away from the driving cavity in a guiding way, and the connecting block is provided with two raw material inlets;
the top of the valve body is provided with two material passing openings corresponding to the raw material inlet, the lower part of the valve body is provided with two upper and lower material storage cavities corresponding to the upper and lower accommodating cavities, the two material passing openings are respectively communicated with the upper and lower material storage cavities, the lower material storage cavity is provided with a discharge channel communicated with a nozzle at the bottom of the valve body, and a discharge auxiliary channel is arranged between the upper and lower material storage cavities; the upper and lower storage cavities are respectively provided with an upper and lower valve needle, the connecting ends of the upper and lower valve needles are respectively connected with an upper and lower sealing sliding assembly connected to the reciprocating sliding block, the upper and lower sealing sliding assemblies reciprocate in the upper and lower storage cavities respectively, and when the upper and lower sealing sliding assemblies move to the end closest to the nozzle to the limit position, the upper and lower valve needles seal the discharge holes of the upper and lower storage cavities.
In a preferred embodiment of the present invention, the upper and lower seal sliding assemblies have the same structure, and each includes:
a thrust block connected with the reciprocating sliding block;
and the connecting ends of the upper valve needle and the lower valve needle are respectively connected with the diaphragm.
In a preferred embodiment of the invention, the side part of the mixing chamber is further provided with a plurality of cleaning valve ports communicated with the stirring cavity, each cleaning valve port is provided with a cleaning valve, and the side part of the mixing chamber is further provided with a water pipe connecting device for supplying water to the cleaning valve.
Due to the adoption of the technical scheme, the full-automatic quantitative mixing and feeding device can realize full-automatic quantitative mixing and feeding, has a good mixing effect and improves the product quality.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of one embodiment of the present invention.
Fig. 2 is an exploded view of the structure of a driving device according to an embodiment of the present invention.
Fig. 3 is an exploded view of the structure of a feed valve according to an embodiment of the present invention.
Fig. 4 is an exploded view of the structure of a stirring and mixing device according to an embodiment of the present invention.
Detailed Description
The invention is further described below in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
Referring to fig. 1 to 4, the sealant mixing apparatus includes a driving device 100, a stirring and mixing device 200, a discharge nozzle 300, three raw material valves 400, and a control device.
The driving device 100 comprises a vertically arranged shell and a driving shaft 30 which is arranged in the shell in a floating manner, wherein the shell comprises a compression spring chamber 8, a driving chamber 4, a bearing chamber 24 and a mixing chamber 26 from top to bottom. The side of the housing is provided with an air valve 600; the top end of the drive shaft 30 is connected to the output end of the rotating device, three feed ports 26a are provided in the side of the mixing chamber 26, and a cam shaft driving device for driving the drive shaft 30 to float up and down is provided in the side of the housing. The cam shaft driving device comprises a pair of cam shafts 5 and 6 which are arranged at intervals, cam ends of the cam shafts 5 and 6 extend into the driving chamber 4 and are connected with a sliding block 9, gears 5a and 6a are arranged in the middle of the cam shafts 5 and 6, driving ends of the cam shafts 5 and 6 are connected with an external driving device, and the external driving device is provided with a pulse control module, so that the external driving device works for a period of time and then stops working for a period of time; the ends of the camshafts 5, 6 are further provided with a cylinder lock 16 and a snap spring 45. The camshaft drive also comprises a spring return assembly comprising a guide spring pin 20, a spring 2 and a hollow tooth post 7, a spring bottom cover 18 and a cylinder lock 15 and two sealing rings 51, 52 for ease of assembly. The head 20a of the guide spring pin 20 is fixed in the driving chamber 4, the rod 20b of the guide spring pin 20 penetrates through the spring 2 and then is inserted into the inner cavity of the hollow tooth column 7, and a plurality of teeth 7a matched with the gears 5a and 6a of the cam shafts 5 and 6 are arranged on the outer circumferential surface of the hollow tooth column 7 at intervals along the axial direction.
The drive shaft 30 passes through the compression spring chamber 8, the drive chamber 4, the bearing chamber 24, and the mixing chamber 26 in this order. A compression spring assembly connected to the upper portion of the drive shaft 30 is provided in the compression spring chamber 8, and includes a disc 17, a compression spring 1, a spring base 12, a pair of nuts 42, a spring washer 44, a spacer 29, and a bearing 53, which sequentially pass through the upper portion of the drive shaft 30. The front end face of the compression spring chamber 8 is fixed with a cover 19 through a screw 34, the upper end face and the lower end face of the compression spring chamber 8 are also fixed through screws 34 and 36, a fixed pin 22 and a sealing ring 40, and the bottom of the compression spring chamber 8 is also provided with a spring adjusting ring 13 and a stroke limiting ring 14.
The driving chamber 4 is internally provided with a bearing assembly for the middle part of the driving shaft 30 to pass through and a sliding block 9 for driving the bearing assembly to float up and down, the bearing assembly comprises a notch bearing seat 10 and a guide block 11 which are matched with a bearing 53 and a locating pin 39 inserted into the notch, the sliding block 9 is connected with the cam end of the cam shaft driving device, the bearing chamber 24 is internally provided with a bearing 55 for the lower part of the driving shaft 30 to pass through, the bearing 55 is matched with a bearing rail 28 and a bearing floor 25 fixed on the driving shaft 30, the driving shaft 30 is provided with a key pin matched with an inner key of the bearing rail 28, the bearing 55, the bearing rail 28 and the bearing floor 25 are arranged in the bearing chamber 24, and an annular ring 3, sealing rings 48, 49 and 50 are arranged between the bottom of the bearing chamber 24 and the mixing chamber 26. The front end surface of the drive chamber 4 is also fixed with a cam shaft cover 23 by a screw 38. The side of the mixing chamber 26 is also provided with air connector means 57.
The stirring and mixing device 200 is arranged in the mixing chamber 26, the stirring and mixing device 200 comprises a stirring cavity 210 and a stirring head 220 which is arranged in the stirring cavity 210 in a floating mode, a sealing ring 240 is arranged at the top of the stirring cavity 210, the lower portion of the stirring cavity is matched with the mixing chamber 26 through a nut 230, a discharge hole 260 and a sealing ring 250 are arranged at the bottom of the stirring cavity 210, a plug 221 corresponding to the discharge hole 260 is arranged at the bottom of the stirring head 220, and the bottom end of the driving shaft 30 is connected with the top end of the stirring head 220. The bottom of the discharge port 260 is provided with a discharge nozzle 300. Three feed valves 400 feed the three feed ports 26a, respectively.
The raw material valve 400 in this embodiment includes a cylinder 410, a connection block 430, and a valve body 450, wherein a driving chamber 411 is provided at the top of the cylinder 410, upper and lower accommodating chambers 412 and 413 are provided at the lower part from top to bottom, and a cam driving mechanism is provided in the driving chamber 411. The upper and lower accommodation chambers 412, 413 have end cap assemblies at one end and a reciprocating slider 415 at the other end, the end cap assemblies including a cover plate 414a, a seal ring 414b, a screw 414c, a nut 414d, a diaphragm 414e, the reciprocating slider 415 being connected to a piston 416, one end of the piston 416 being connected to a cam driving mechanism in the driving chamber 411, and the other end of the piston 416 being connected to a piston guide 417 and a compression spring 418. A turning film screw 419 and a steel ball 420 are provided between the reciprocating slide block 415 and the back surfaces of the upper and lower accommodation chambers 412, 413.
The middle part of the connecting block 430 is provided with a movable cavity 431 for the piston 416 to move, a piston guide 417 is arranged on the end face of the movable cavity 431 away from the driving cavity 411, and two raw material inlets 432a and 432b are arranged on the connecting block 430.
The top of the valve body 450 has two material passing openings 451a, 451b corresponding to the material inlet openings 432a, 432b, and the lower part of the valve body 450 has two upper and lower material storage chambers 452, 453 corresponding to the upper and lower receiving chambers 412, 413, and the two material passing openings 451a, 451b are respectively communicated with the upper and lower material storage chambers 452, 453. The lower storage cavity 452 has a discharge channel communicated with a nozzle 454 at the bottom of the valve body 450, and a discharge auxiliary channel is arranged between the upper and lower storage cavities 452, 453. The upper and lower storage chambers 452, 453 are respectively provided with upper and lower valve needles 454a, 454b, the connecting ends of the upper and lower valve needles 454a, 454b are respectively connected with upper and lower seal sliding assemblies 460a, 460b connected to the reciprocating slide block 415, and the upper and lower seal sliding assemblies 460a, 460b reciprocate in the upper and lower storage chambers 452, 453, respectively. When the upper and lower seal slide assemblies 460a, 460b are moved to extreme positions toward the end closest to the nozzle 454, the upper and lower valve needles 454a, 454b close the discharge openings of the upper and lower storage chambers 452, 453.
The upper and lower seal sliding assemblies 460a, 460b in this embodiment have the same structure, and respectively include thrust blocks 461a, 461b connected with the reciprocating sliding block 415, and diaphragms 463a, 463b connected with the thrust blocks 461a, 461b and having outer peripheral surfaces in sealing fit with the inner walls of the storage cavity through sealing rings 462a, 462b, the connecting ends of the upper and lower valve needles 454a, 454b are respectively connected with the diaphragms 463a, 463b, springs 455a, 455b are further sleeved on the upper and lower valve needles 454a, 454b, and the end surfaces of the thrust blocks 461a, 461b are further provided with steel ball grooves in fit with the steel balls 420.
The control device is connected to the rotating device, the camshaft driving device, and the raw material valve 400.
For cleaning convenience, the side of the mixing chamber 26 in this embodiment is further provided with a plurality of cleaning ports 26b communicating with the stirring chamber 210, each cleaning port 26b is provided with a cleaning valve 500, and the side of the mixing chamber 26 is further provided with a water pipe connection device 27 for supplying water to the cleaning valve 500.
The working principle of the invention is as follows:
when mixing is needed, the cam shaft driving device drives the driving shaft 30 to move to the lowest point so that the plug 221 blocks the discharge port 260, at this time, the three raw material valves 400 are fed into the stirring cavity 210, and the driving shaft 30 drives the stirring head 220 to stir and mix; specifically, when the cam ends of the camshafts 5, 6 rotate to the highest point, the external driving device stops working, and at the same time, the spring 2 releases the compression energy so that the hollow tooth post 7 drives the camshafts 5, 6 to rotate reversely to drive the cam ends of the camshafts to turn to the lowest point, the compression spring component releases the compression energy, and drives the driving shaft 30 to move to the lowest point so that the ejection head 221 blocks the ejection port 260. The feed process of the feed valve 400 is as follows: the cam driving mechanism of the driving cavity 411 moves to the farthest point, at this time, under the action of the compression spring 418 and the springs 455a and 455b, the piston 426 drives the reciprocating sliding block 415 to move to one end far away from the nozzle 454, and then drives the upper and lower sealing sliding components 460a and 460b through the thrust blocks 461a and 461b, so that the upper and lower valve needles 454a and 454b are far away from the discharge holes of the upper and lower storage cavities 452 and 453, so that raw materials can enter the upper and lower storage cavities 452 and 453 from the raw material inlets 432a and 432b, then the cam driving mechanism of the driving cavity 411 moves to the nearest point, at this time, the cam driving mechanism drives the piston 426 to drive the reciprocating sliding block 415 to move to one end close to the nozzle 454, and then drives the upper and lower sealing sliding components 460a and 460b to move towards the direction of the nozzle 454 through the thrust blocks 461a and 461b, so as to gradually compress the upper and lower storage cavities 452 and 453, then feed the lower storage cavities 453 to the nozzle 454, and flow into the stirring cavity 210, and when the upper and lower storage cavities 452 and 453 are moved to the discharge holes of the upper and lower storage cavities 452 and 453 are stopped. And be provided with ejection of compact auxiliary channel between upper and lower storage chamber 452, 453 for lower storage chamber 453 all has the raw materials constantly, guarantees the smoothness nature of ejection of compact, improves quantitative ejection of compact precision.
When discharge is required, the cam shaft driving device drives the driving shaft 30 to move to the highest point so that the plug 221 is separated from the discharge port 260, and at the moment, the air joint device 57 is ventilated, so that the mixed materials in the stirring cavity 210 are sent from the discharge port 260 to the discharge nozzle 300 to be discharged. Specifically, when the external driving device drives the cam ends of the cam shafts 5 and 6 to rotate to the highest point, the sliding block 9 is driven to move upwards, and then the driving shaft 30 is driven to move to the highest point through the bearing assembly, so that the top 221 leaves the discharge port 260, meanwhile, the upper part of the driving shaft 30 enables the compression spring assembly to compress and store energy, and the teeth 5a and 6a of the cam shafts 5 and 6 drive the hollow toothed columns 7 to ascend along the guide spring pins 20 and the springs 2 compress and store energy.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. Sealant mixing arrangement, its characterized in that includes:
the driving device comprises a vertically arranged shell and a driving shaft which is arranged in the shell in a floating mode up and down, a mixing chamber is arranged at the bottom of the shell, and an air valve is arranged at the side part of the shell; the top end of the driving shaft is connected with the output end of the rotating device, three feeding holes are formed in the side part of the mixing chamber, and a cam shaft driving device for driving the driving shaft to float up and down is arranged on the side part of the shell;
the stirring and mixing device is arranged in the mixing chamber and comprises a stirring cavity and a stirring head arranged in the stirring cavity in a floating manner, a discharge hole is formed in the bottom of the stirring cavity, a plug corresponding to the discharge hole is arranged at the bottom of the stirring head, and the bottom end of the driving shaft is connected with the top end of the stirring head;
a discharge nozzle corresponding to the discharge port;
an air connector device arranged at the side part of the mixing chamber;
three raw material valves for feeding the three feed inlets respectively;
the control device is connected with the rotating device, the cam shaft driving device and the raw material valve;
when mixing is needed, the cam shaft driving device drives the driving shaft to move to the lowest point so that the ejection outlet is blocked by the plug, at the moment, three raw material valves are fed into the stirring cavity, and the driving shaft drives the stirring head to stir and mix;
when discharging is needed, the cam shaft driving device drives the driving shaft to move to the highest point so that the top head leaves the discharging hole, and at the moment, the air joint device is ventilated so that the mixed materials in the stirring cavity are sent to the discharging nozzle from the discharging hole to be discharged;
the raw material valve includes:
the cylinder body is provided with a driving cavity at the top, a cam driving mechanism is arranged in the driving cavity, an upper accommodating cavity and a lower accommodating cavity are arranged at the lower part from top to bottom at intervals, an end cover assembly is arranged at one end face of the upper accommodating cavity and one end face of the lower accommodating cavity, a reciprocating sliding block is arranged at the other end of the upper accommodating cavity and the lower accommodating cavity, the reciprocating sliding block is connected with a piston, one end of the piston is connected with the cam driving mechanism in the driving cavity, and the other end of the piston is connected with a piston guide and a compression spring;
the middle part of the connecting block is provided with a movable cavity for the piston to move, the piston is arranged on the end face of one end of the movable cavity far away from the driving cavity in a guiding way, and the connecting block is provided with two raw material inlets;
the top of the valve body is provided with two material passing openings corresponding to the raw material inlet, the lower part of the valve body is provided with two upper and lower material storage cavities corresponding to the upper and lower accommodating cavities, the two material passing openings are respectively communicated with the upper and lower material storage cavities, the lower material storage cavity is provided with a discharge channel communicated with a nozzle at the bottom of the valve body, and a discharge auxiliary channel is arranged between the upper and lower material storage cavities; the upper and lower storage cavities are respectively provided with an upper and lower valve needle, the connecting ends of the upper and lower valve needles are respectively connected with an upper and lower sealing sliding assembly connected to the reciprocating sliding block, the upper and lower sealing sliding assemblies reciprocate in the upper and lower storage cavities respectively, and when the upper and lower sealing sliding assemblies move to the end closest to the nozzle to the limit position, the upper and lower valve needles seal the discharge holes of the upper and lower storage cavities.
2. The sealant mixing device according to claim 1, wherein the housing comprises a compression spring chamber, a driving chamber, a bearing chamber and a mixing chamber from top to bottom in sequence, the driving shaft penetrates through the compression spring chamber, the driving chamber, the bearing chamber and the mixing chamber in sequence, a compression spring assembly connected with the upper part of the driving shaft is arranged in the compression spring chamber, a bearing assembly for the middle part of the driving shaft to penetrate through and a sliding block for driving the bearing assembly to float up and down are arranged in the driving chamber, the sliding block is connected with a cam end of a cam shaft driving device, and a bearing for the lower part of the driving shaft to penetrate through is arranged in the bearing chamber.
3. The sealant mixing device according to claim 2, wherein the cam shaft driving device comprises a pair of cam shafts which are arranged at intervals, cam ends of the cam shafts extend into the driving chamber to be connected with the sliding blocks, driving ends of the cam shafts are connected with an external driving device, gears are arranged in the middle of the cam shafts, the cam shaft driving device further comprises a spring reset assembly, the spring reset assembly comprises a guide spring pin, a spring and a hollow tooth column, the head of the guide spring pin is fixed in the driving chamber, the rod parts of the guide spring pin penetrate through the spring and then are inserted into the inner cavity of the hollow tooth column, and a plurality of teeth matched with the gears of the cam shafts are arranged on the peripheral surface of the hollow tooth column at intervals along the axial direction; when the external driving device drives the cam end of the cam shaft to rotate to the highest point, the sliding block is driven to move upwards, the driving shaft is driven to move to the highest point through the bearing assembly, so that the top head leaves the discharge hole, meanwhile, the upper part of the driving shaft enables the compression spring assembly to compress and store energy, and the teeth of the cam shaft drive the hollow tooth column to ascend along the guide spring pin and compress and store energy by a spring; when the cam end of the cam shaft rotates to the highest point, the external driving device stops working, meanwhile, the spring releases compression energy to enable the hollow tooth column to drive the cam shaft to reversely rotate so as to drive the cam end of the cam shaft to rotate to the lowest point, and the compression spring component releases compression energy to drive the driving shaft to move to the lowest point so that the ejection head blocks the ejection outlet.
4. The sealant mixing apparatus of claim 1, wherein the upper and lower seal slide assemblies are identical in structure and each comprise:
a thrust block connected with the reciprocating sliding block;
and the connecting ends of the upper valve needle and the lower valve needle are respectively connected with the diaphragm.
CN201710726353.3A 2017-08-22 2017-08-22 Sealant mixing device Active CN107469657B (en)

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Citations (8)

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Publication number Priority date Publication date Assignee Title
US3153531A (en) * 1963-08-29 1964-10-20 Semco Res Inc Mixing cartridge for sealant compound
US4726933A (en) * 1985-10-08 1988-02-23 Admiral Equipment Company High pressure mixing head and reactive component injection valve
CN102438531A (en) * 2009-05-06 2012-05-02 斯恩蒂斯有限公司 Method and apparatus for applying a sealant
CN202410538U (en) * 2011-11-04 2012-09-05 深圳市腾盛工业设备有限公司 Pneumatic valve type liquid mixing equipment
CN203598746U (en) * 2013-11-28 2014-05-21 深圳市欣音达科技有限公司 Reverse-flow type mixing device
CN203678336U (en) * 2014-01-13 2014-07-02 邹红梅 Static sealant mixing and color-mixing production line
CN204107449U (en) * 2014-10-17 2015-01-21 苏州大学 A kind of drawing mechanism
CN207507286U (en) * 2017-08-22 2018-06-19 上海梦佳机械厂 Fluid sealant mixing arrangement

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6629773B2 (en) * 2001-05-07 2003-10-07 Richard E. Parks Method and apparatus for gas induced mixing and blending of fluids and other materials

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3153531A (en) * 1963-08-29 1964-10-20 Semco Res Inc Mixing cartridge for sealant compound
US4726933A (en) * 1985-10-08 1988-02-23 Admiral Equipment Company High pressure mixing head and reactive component injection valve
CN102438531A (en) * 2009-05-06 2012-05-02 斯恩蒂斯有限公司 Method and apparatus for applying a sealant
CN202410538U (en) * 2011-11-04 2012-09-05 深圳市腾盛工业设备有限公司 Pneumatic valve type liquid mixing equipment
CN203598746U (en) * 2013-11-28 2014-05-21 深圳市欣音达科技有限公司 Reverse-flow type mixing device
CN203678336U (en) * 2014-01-13 2014-07-02 邹红梅 Static sealant mixing and color-mixing production line
CN204107449U (en) * 2014-10-17 2015-01-21 苏州大学 A kind of drawing mechanism
CN207507286U (en) * 2017-08-22 2018-06-19 上海梦佳机械厂 Fluid sealant mixing arrangement

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