CN219708627U - Hot melt adhesive coating machine traction mechanism - Google Patents
Hot melt adhesive coating machine traction mechanism Download PDFInfo
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- CN219708627U CN219708627U CN202320327285.4U CN202320327285U CN219708627U CN 219708627 U CN219708627 U CN 219708627U CN 202320327285 U CN202320327285 U CN 202320327285U CN 219708627 U CN219708627 U CN 219708627U
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- roller
- coating machine
- driving
- mounting bracket
- cloth
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- 239000011248 coating agent Substances 0.000 title claims abstract description 34
- 238000000576 coating method Methods 0.000 title claims abstract description 34
- 239000004831 Hot glue Substances 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 239000004744 fabric Substances 0.000 claims abstract description 70
- 238000001125 extrusion Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 12
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 10
- 230000003068 static effect Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 6
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of packaging devices, and particularly relates to a hot melt adhesive coating machine traction mechanism, which comprises a coating machine body, wherein a first mounting frame and a second mounting frame are arranged on the coating machine body, a driven roller group is arranged on the first mounting frame, the driven roller group comprises two driven rotating rollers arranged on the first mounting frame, a driving roller group is arranged on the second mounting frame, the driving roller group comprises two driving rotating rollers arranged on the second mounting frame, a driving component for driving the driving roller group to rotate is arranged on the coating machine body, and a friction component for preventing excessive cloth transmission tension is arranged on the two driving rotating rollers of the driving roller group, so that the problem of cloth stretching deformation caused by sudden tension increase in a cloth conveying process when the speed of the traction roller is suddenly increased can be avoided.
Description
Technical Field
The utility model belongs to the technical field of coating machines, and particularly relates to a traction mechanism of a hot melt adhesive coating machine.
Background
The traction mechanism of the hot melt adhesive coating machine consists of a plurality of conveying rollers, the conveying rollers are used for supporting and conveying the rolled cloth, each conveying roller consists of a traction roller with power, a steering roller for guiding the cloth and a driven rotating roller for supporting the cloth, and the rolled cloth is conveyed through the supporting roller, the steering roller and the traction roller in sequence; the existing hot melt adhesive coating machine is capable of improving the rotating speed of a traction roller due to the fact that the efficiency of productivity needs to be accelerated in the process of conveying and traction of cloth, accelerating the conveying efficiency of the cloth, and when the traction roller is suddenly accelerated, the cloth is easy to cause larger tension of the cloth in the initial stage of accelerating conveying due to friction force between the cloth and the steering roller and the driven roller, and the tensile deformation of the cloth affects the subsequent production quality.
Disclosure of Invention
In view of the above problems, an object of the present utility model is to: the traction mechanism of the hot melt adhesive coating machine solves the problem that when the traction roller suddenly accelerates, the tension in the cloth conveying process suddenly increases to cause the tensile deformation of the cloth.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a hot melt adhesive coating machine traction mechanism, includes the coating machine body, be provided with first mounting bracket and second mounting bracket on the coating machine body, be provided with driven roller group on the first mounting bracket, driven roller group is including setting up two driven roller on first mounting bracket, be provided with the initiative roller group on the second mounting bracket, the initiative roller group is including setting up two initiative roller on the second mounting bracket, be provided with on the coating machine body and be used for driving initiative roller group pivoted drive assembly, be provided with the friction subassembly that prevents that cloth conveying tension is too big on two initiative roller of initiative roller group.
The beneficial effects of the utility model are as follows: in the cloth traction conveying process, the driving rotating roller is driven by the driving assembly to convey the cloth, the driven rotating roller can support the cloth in the cloth conveying process, the friction assembly capable of preventing the cloth from being excessively conveyed is arranged in the driving rotating roller, the cloth is suddenly accelerated due to inertia and friction between the driven rotating roller, tension between the cloth is increased, when the tension of the cloth is excessively increased, the internal friction assembly of the driving rotating roller slides, static friction occurs between the cloth and the outer wall of the driving rotating roller, and the tension of the cloth is prevented from being increased.
In order to enable the active roller to control the maximum tension value of the cloth:
as a further improvement of the above technical scheme: the initiative roller comprises a shaft lever, a bearing sleeved outside the shaft lever and a roller shell connected with the shaft lever in a rotating mode through the bearing, a friction assembly is arranged between the roller shell and the shaft lever, an air inflation cavity is formed in the shaft lever, an exhaust port is formed in the outer wall of the shaft lever and communicated with the air inflation cavity, an air bag is fixedly connected to the outer wall of the shaft lever, a friction plate is fixedly connected to the outer wall of the air bag, an air inflation port communicated with the inside of the air inflation cavity is further formed in one end of the shaft lever, and an air pump is fixedly connected to the outer surface of the coater body and communicated with the air inflation port through a hose.
The beneficial effects of this improvement are: the active rotating rollers drive the cloth to be conveyed through the rolling friction force between the roller shells and the cloth, the power of the roller shells is derived from the friction force between the friction plate on the outer wall of the air bag and the inner wall of the roller shells, when the cloth is stretched too much forwards and backwards, namely, the tension is larger, the friction force between the friction plate and the roller shells is insufficient to drive the roller shells to rotate, sliding friction occurs between the friction plate and the roller shells, the friction between the roller shells of the two active rotating rollers and the cloth becomes static friction force, the cloth between the two active rotating rollers stops to be conveyed forwards, the continuous increase of the tension of the cloth is avoided, the cloth is deformed, the expansion of the air bag drives the friction plate to collide with the inner wall of the roller shells, and the larger the pressure between the friction plate and the inner wall of the roller shells is, the larger the maximum static friction force between the friction plate and the roller shells is.
In order to enable a sufficient pressure to be generated on the cloth between the two driven and driving rolls:
as a further improvement of the above technical scheme: the first mounting frame and the second mounting frame all include the backup pad fixed with the coating machine body, fixedly connected with direction raised head body of rod in the backup pad, the cover is equipped with extrusion spring on the direction raised head body of rod, one of them driven roller on the first mounting frame rotates to be connected in the backup pad on the first mounting frame, another driven roller both ends sliding connection is on the direction raised head body of rod of first support frame, one of them initiative roller on the second mounting frame rotates to be connected in the backup pad on the second mounting frame, another initiative roller both ends sliding connection is on the direction raised head body of rod of second mounting frame.
The beneficial effects of this improvement are: the clamping force between the two driven rotating rollers and the two driving rotating rollers can be enough by pressing the spring.
In order to actively rotate the roller, the driving assembly can drive:
as a further improvement of the above technical scheme: the driving assembly comprises a motor fixedly connected to the coater body, a belt is arranged at the output end of the motor, one driving roller is fixedly connected with a driving wheel, and the motor drives the driving wheel to rotate through the belt.
The beneficial effects of this improvement are: the motor drives the driving wheel on the driving roller to rotate through the belt, and continuous power rotation can be provided for the shaft lever.
In order to enable the cloth to be diverted in the traction direction during transport:
as a further improvement of the above technical scheme: the coating machine is characterized in that a steering roller is further arranged on the coating machine body, and one surface of the cloth is abutted against the outer surface of the steering roller.
The beneficial effects of this improvement are: the turning roller can change the cloth conveying direction.
In order to enable the air bag to expand, the friction plate on the outer wall of the air bag can be evenly abutted against the inner wall of the roller shell:
as a further improvement of the above technical scheme: the number of the friction plates on the outer wall of the air bag is multiple, and when the air bag is in an inflated state, the friction plates are uniformly and circumferentially distributed along the axis of the shaft rod at intervals.
The beneficial effects of this improvement are: the friction plates are even to be contradicted with the inner wall of roller shell, can make the control of frictional force more accurate.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is an isometric view of the present utility model;
FIG. 4 is a schematic view of the structure of the active roller of the present utility model;
FIG. 5 is a schematic cross-sectional view of an active turning roll of the present utility model;
FIG. 6 is a schematic longitudinal cross-sectional view of an active turning roll of the present utility model;
fig. 7 is an enlarged schematic view of fig. 6 a in accordance with the present utility model.
In the figure: 1. a coater body; 2. a first mounting frame; 3. a second mounting frame; 4. a steering roller; 5. a driven rotating roller; 6. actively rotating the roller; 7. a guide nose rod body; 8. extruding a spring; 9. a motor; 10. a belt; 11. a driving wheel; 12. a shaft lever; 13. an air-filling cavity; 14. an air bag; 15. a friction plate; 16. a roll shell; 17. a bearing; 18. an inflation inlet; 19. a hose; 20. distributing materials; 21. an air pump.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.
Example 1:
as shown in fig. 1-7, a hot melt adhesive coating machine traction mechanism comprises a coating machine body 1, wherein a first mounting frame 2 and a second mounting frame 3 are arranged on the coating machine body 1, a driven roller group is arranged on the first mounting frame 2, the driven roller group comprises two driven rotating rollers 5 arranged on the first mounting frame 2, a driving roller group is arranged on the second mounting frame 3, the driving roller group comprises two driving rotating rollers 6 arranged on the second mounting frame 3, a driving component for driving the driving roller group to rotate is arranged on the coating machine body 1, a friction component for preventing the cloth 20 from transmitting excessive tension is arranged on the two driving rotating rollers 6 of the driving roller group, in the process of cloth 20 traction transmission, the driving rotating rollers 6 are firstly driven by the driving component to transmit the cloth 20, the driven rotating rollers 5 can support the cloth 20 in the process of cloth 20 transmission, the inside of the driving roller 6 is provided with a friction component for preventing the cloth 20 from transmitting excessive tension, in the process of suddenly accelerating the driving roller 6, the cloth 20 has friction force with the driven roller 5 due to inertia, the tension between the cloth 20 is increased, when the tension of the cloth 20 is excessive, the friction component inside the driving roller 6 slips, static friction is generated between the cloth 20 and the outer wall of the driving roller 6, the tension of the cloth 20 is avoided to be large, the driving roller 6 comprises a shaft lever 12, a bearing 17 sleeved outside the shaft lever 12 and a roller shell 16 rotationally connected with the shaft lever 12 through the bearing 17, the friction component is arranged between the roller shell 16 and the shaft lever 12, an air charging cavity 13 is arranged inside the shaft lever 12, the outer wall of the shaft lever 12 is provided with an air outlet communicated with the air charging cavity 13, the outside of the shaft lever 12 is fixedly connected with an air bag 14, the outer wall of the air bag 14 is fixedly connected with a friction plate 15, one end of the shaft lever 12 is also provided with an air charging port 18 communicated with the inside of the air charging cavity 13, the outer surface of the coater body 1 is fixedly connected with an air pump 21, the air pump 21 is communicated with the air charging port 18 through a hose 19, the driving rotary roller 6 drives the cloth 20 to be conveyed through the rolling friction force of the roller shell 16 and the cloth 20, the power of the roller shell 16 is derived from the friction force between the friction plate 15 on the outer wall of the air bag 14 and the inner wall of the roller shell 16, when the cloth 20 is stretched too much forwards and backwards, namely the tension is large, the friction force between the friction plate 15 and the roller shell 16 is insufficient to drive the roller shell 16 to rotate, the friction between the roller shells 16 of the two driving rotary rollers 6 becomes static friction force, the cloth 20 between the two driving rotary rollers 6 stops to be conveyed forwards, the continuous increase of the tension of the cloth 20 is avoided, the cloth 20 is deformed, the expansion of the air bag 14 drives the friction plate 15 to collide with the inner wall of the roller shell 16, the larger the pressure between the friction plate 15 and the inner wall of the roller shell 16 is, the larger the maximum static friction force between the friction plate 15 and the roller shell 16 is, the first mounting frame 2 and the second mounting frame 3 both comprise support plates fixed with the coating machine body 1, the guide raised head rod body 7 is fixedly connected with the support plates, the extrusion springs 8 are sleeved on the guide raised head rod body 7, one driven roller 5 on the first mounting frame 2 is rotationally connected with the support plates on the first mounting frame 2, the other driven roller 5 is slidingly connected with the guide raised head rod body 7 of the first supporting frame at two ends, one driving roller 6 on the second mounting frame 3 is rotationally connected with the support plates on the second mounting frame 3, the other initiative roller 6 both ends sliding connection is on the direction nose body of rod 7 of second mounting bracket 3, can make between two driven roller 5 and two initiative roller 6 have enough big clamping force through extrusion spring 8, drive assembly includes the motor 9 of fixed connection on coating machine body 1, the output of motor 9 is provided with belt 10, one of them fixedly connected with drive wheel 11 on the initiative roller 6, motor 9 passes through belt 10 and drives drive wheel 11 and rotate, and motor 9 passes through belt 10 and drives drive wheel 11 on the initiative roller 6 and rotate, can provide continuous power rotation for axostylus axostyle 12, still be provided with steering roll 4 on the coating machine body 1, the one side of cloth 20 is contradicted with steering roll 4's surface, and steering roll 4 can change for cloth 20 direction of delivery, the quantity of friction disc 15 of air bag 14 outer wall is a plurality of, works as air bag 14 is in the state, a plurality of friction disc 15 is evenly circumferentially distributed along the axle center interval of air bag 12, a plurality of friction disc 15 is even with the inner wall of axostylus axostyle 16, can more accurate control.
The working principle and the using flow of the utility model are as follows: in the process of conveying the cloth 20, the motor 9 drives the driving wheel 11 to rotate through the belt 10, the driving wheel 11 drives the shaft lever 12 of the driving rotary roller 6 to rotate, the shaft lever 12 drives the friction plate 15 to collide with the inner wall of the roller shell 16 through the external air bag 14, static friction force is generated to drive the roller shell 16 to rotate, the two driving rotary rollers 6 are mutually extruded through the extrusion springs 8 on the second mounting frame 3, rolling friction occurs between the roller shells 16 of the two driving rotary rollers 6 and the cloth 20, the cloth 20 is driven to be conveyed, the cloth 20 is supported through the driven roller group in the conveying process, the rotation speed of the driving wheel 11 is accelerated through the steering roller 4, when the efficiency of the cloth 20 production needs to be accelerated, the cloth 20 between the two driving rotary rollers 6 is conveyed fast, the cloth 20 at the position of the steering roller 4 and the driven rotary roller 5 is conveyed at the original speed due to inertia and friction force, the cloth 20 is in a stretching state, when the tension between the cloth 20 is large, namely, the friction force between the friction plate 15 and the inner wall of the roller shell 16 is not enough to drive the friction plate 16 to be enough, and the cloth 20 is prevented from sliding between the inner wall of the roller shell 16 and the cloth 20.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.
Claims (6)
1. The utility model provides a hot melt adhesive coating machine traction mechanism, includes coating machine body (1), be provided with first mounting bracket (2) and second mounting bracket (3) on coating machine body (1), be provided with driven roller group on first mounting bracket (2), driven roller group is including setting up two driven roller (5) on first mounting bracket (2), be provided with the drive roll group on second mounting bracket (3), the drive roll group is including setting up two initiative roller (6) on second mounting bracket (3), be provided with on coating machine body (1) and be used for driving the drive assembly that the drive roll group rotated, its characterized in that: and friction components for preventing the cloth (20) from transmitting excessive tension are arranged on the two driving rotating rollers (6) of the driving roller group.
2. The hot melt adhesive applicator traction mechanism of claim 1, wherein: initiative commentaries on classics roller (6) are including axostylus axostyle (12), cover establish at the outside bearing (17) of axostylus axostyle (12) and rotate roller shell (16) of being connected with axostylus axostyle (12) through bearing (17), friction subassembly sets up between roller shell (16) and axostylus axostyle (12), the inside of axostylus axostyle (12) is provided with and aerifys chamber (13), the gas vent has been seted up to the outer wall of axostylus axostyle (12) and has been inflated chamber (13) intercommunication, the outside fixedly connected with gasbag (14) of axostylus axostyle (12), the outer wall fixedly connected with friction disc (15) of gasbag (14), the one end of axostylus axostyle (12) still is provided with inflation inlet (18) with inflation chamber (13) inside intercommunication, the surface fixedly connected with air pump (21) of coating machine body (1), air pump (21) are through hose (19) and inflation inlet (18) intercommunication.
3. The hot melt adhesive applicator traction mechanism of claim 1, wherein: the utility model discloses a coating machine, including first mounting bracket (2) and second mounting bracket (3), all include the backup pad fixed with coating machine body (1), fixedly connected with direction raised head body of rod (7) in the backup pad, the cover is equipped with extrusion spring (8) on direction raised head body of rod (7), one of them driven roller (5) on first mounting bracket (2) rotate connect in the backup pad on first mounting bracket (2), another driven roller (5) both ends sliding connection is on direction raised head body of rod (7) of first support frame, one of them initiative roller (6) on second mounting bracket (3) rotate connect in the backup pad on second mounting bracket (3), another initiative roller (6) both ends sliding connection is on direction raised head body of rod (7) of second mounting bracket (3).
4. The hot melt adhesive applicator traction mechanism of claim 1, wherein: the driving assembly comprises a motor (9) fixedly connected to the coater body (1), a belt (10) is arranged at the output end of the motor (9), one driving roller (6) is fixedly connected with a driving wheel (11), and the motor (9) drives the driving wheel (11) to rotate through the belt (10).
5. The hot melt adhesive applicator traction mechanism of claim 1, wherein: the coating machine is characterized in that a steering roller (4) is further arranged on the coating machine body (1), and one surface of the cloth (20) is abutted against the outer surface of the steering roller (4).
6. A hot melt adhesive applicator traction mechanism as claimed in claim 2, wherein: the number of the friction plates (15) on the outer wall of the air bag (14) is multiple, and when the air bag (14) is in an inflated state, the friction plates (15) are uniformly and circumferentially distributed along the axis of the shaft rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320327285.4U CN219708627U (en) | 2023-02-27 | 2023-02-27 | Hot melt adhesive coating machine traction mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320327285.4U CN219708627U (en) | 2023-02-27 | 2023-02-27 | Hot melt adhesive coating machine traction mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219708627U true CN219708627U (en) | 2023-09-19 |
Family
ID=87979111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320327285.4U Active CN219708627U (en) | 2023-02-27 | 2023-02-27 | Hot melt adhesive coating machine traction mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219708627U (en) |
-
2023
- 2023-02-27 CN CN202320327285.4U patent/CN219708627U/en active Active
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