CN216945539U

CN216945539U - Cloth tension adjusting mechanism for cloth opener

Info

Publication number: CN216945539U
Application number: CN202220720481.3U
Authority: CN
Inventors: 张同
Original assignee: Xiongxian Wanrong Plastic Products Co ltd
Current assignee: Xiongxian Wanrong Plastic Products Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-07-12
Anticipated expiration: 2032-03-29

Abstract

The utility model provides a cloth tension adjusting mechanism for a cloth opener, which comprises a transfer roller set, an adjusting roller, a visual detection unit, a driving assembly, a floating assembly and a matched controller. The transfer roller group comprises a first guide roller, a second guide roller and a third guide roller. The adjusting roller is used for winding the cloth passing through the space between the first guide roller and the second guide roller. And the visual detection unit is used for carrying out visual detection on the surface of the cloth before entering the transfer roller set. The driving component drives the adjusting roller to horizontally move along the transmission direction of the cloth so as to adjust the tension of the cloth. The troweling assembly trowels cloth passing through the space between the second guide roller and the third guide roller and having wrinkles. The cloth tension adjusting mechanism for the cloth opener can change the traditional manual adjusting mode, is time-saving and labor-saving, can effectively tension, adjust and trowel cloth, can improve the production efficiency, and has strong practicability.

Description

Cloth tension adjusting mechanism for cloth opener

Technical Field

The utility model belongs to the technical field of cloth slitting machines, and particularly relates to a cloth tension adjusting mechanism for a cloth slitting machine.

Background

In the process of artificial leather, a spreader, which is a processing device for flattening and cutting a cloth (base cloth), is generally used, and the folded and entangled cloth material is loosened and cut. The cloth slitting machine is generally horizontally provided with a plurality of driving rollers, cloth can be transmitted on the driving rollers and is flattened in the process, and the flattened cloth moves to the tail end of the cloth slitting machine and is cut by a cutting mechanism.

In the prior art, in the process of transferring the cloth on each driving roller, due to the flexibility of the cloth, after the tension in the transferring direction is increased, a plurality of wrinkles along the transferring direction are formed on the surface of the cloth, the cloth slides in the width direction, usually, two ends in the width direction move towards the middle, and finally, the cutting effect is deteriorated, and the quality of the product is also deteriorated. Also have and drag the cloth at the both ends of cloth width through the manual work, but this kind of mode security is relatively poor, because the transmission rate of cloth is very fast, the manual work can't carry out effectual monitoring and regulation and control to the cloth in real time moreover, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a cloth tension adjusting mechanism for a cloth slitting machine, and aims to solve the problem of poor practicability caused by the fact that the tension of cloth cannot be effectively adjusted and controlled in the existing cloth slitting machine.

In order to achieve the purpose, the utility model adopts the technical scheme that: provided is a cloth tension adjusting mechanism for a cloth slitting machine, comprising:

the transfer roller group comprises a first guide roller, a second guide roller and a third guide roller; the first guide roller, the second guide roller and the third guide roller are rotatably arranged on a frame of the cloth opener and are positioned behind the cutting mechanism along the vector direction of cloth transmission so as to allow the cloth to be wound in a snake shape;

the adjusting roller is positioned between the first guide roller and the second guide roller and is used for winding the cloth passing through the space between the first guide roller and the second guide roller;

the visual detection unit is arranged on the rack, is positioned behind the first guide roller along the vector direction of the cloth transfer, and is used for visually detecting the surface of the cloth before entering the transfer roller set;

the driving assembly is arranged on a rack of the cloth opener, is used for rotatably connecting the adjusting roller and drives the adjusting roller to horizontally move along the transmission direction of the cloth so as to adjust the tension of the cloth;

the leveling assembly is arranged between the second guide roller and the third guide roller and is used for leveling the cloth which passes through the space between the second guide roller and the third guide roller and is wrinkled; and

a matched controller.

In one possible implementation manner, the cloth transfer direction is set to be a first direction, and a horizontal direction perpendicular to the first direction is set to be a second direction;

the first guide roller and the second guide roller are arranged at intervals along the first direction, and the axes are arranged along the second direction; the third guide roller is positioned between the first guide roller and the second guide roller and is positioned below the first guide roller and the second guide roller;

the axis of the dancer roll is disposed along the second direction.

In one possible implementation, the drive assembly includes:

the base is fixedly arranged on a rack of the cloth slitting machine and provided with a sliding chute, two guide rods are arranged in the sliding chute, and the two guide rods are arranged along the first direction and are arranged at intervals along the second direction;

the sliding seat is arranged on the two guide rods in a sliding manner, and the top end of the sliding seat is provided with a rotary connecting seat for the rotary connection of the adjusting roller;

the screw rod is rotatably arranged on the base, is positioned between the two guide rods and is parallel to the two guide rods, and the screw rod is in threaded fit connection with a nut part arranged on the sliding seat; and

the first driver is fixedly arranged on the base, the power output end is in power connection with one end of the lead screw, and the first driver is electrically connected with the controller.

In one possible implementation, the troweling component includes:

the fixing plate is used for being installed on a frame of the cloth opener;

the two telescopic structures are arranged in parallel along the second direction at intervals, the fixed end of each telescopic structure is fixedly arranged on the fixed plate, and the telescopic ends extend out along the normal direction of the cloth between the second guide roller and the third guide roller; the telescopic structure is electrically connected with the controller;

the movable seat is arranged along the second direction and is fixedly connected with the telescopic end of each telescopic structure;

the number of the carding rollers is two, and the two carding rollers are rotationally arranged on the movable seat; the axes of the two carding rollers are both arranged in parallel with the cloth between the second guide roller and the third guide roller, the two carding rollers are arranged in an included angle, the two ends of each carding roller are provided with a height difference, the bottom end of each carding roller is positioned at the middle position close to the cloth, and the high end of each carding roller is positioned at the edge of the cloth; and

and the two second drivers are fixedly arranged on the movable seat and are respectively arranged in one-to-one correspondence with the two carding rollers, and the second drivers are electrically connected with the controller to drive the carding rollers to rotate.

In some embodiments/examples/illustrations, the direction of rotation of the carding roller is opposite to the direction of transfer of the cloth.

In a possible implementation manner, the visual detection unit comprises a plurality of visual cameras, each visual camera is arranged on a frame of the cloth slitting machine at intervals along the width direction of the cloth, and each visual camera is located above the cloth; each vision camera is electrically connected with the controller.

In this implementation way/application embodiment, set up the transfer roller set, through first guide roll, second guide roll and third guide roll, can make the cloth snakelike around establishing, the multiplicable operating length to the cloth, the tensioning of the cloth of can being convenient for is adjusted. The driving assembly can drive the adjusting roller to move along the transmission direction of the cloth, and then drives the cloth between the first guide roller and the second guide roller to move. The floating assembly can be used for floating the wrinkles and the parts which cannot be recovered, so that the cutting effect of subsequent cloth is ensured, and the final product quality is ensured. In addition, the visual detection unit can ensure that the surface of the cloth entering the transfer roller set is detected in real time. The cloth tension adjusting mechanism for the cloth opener provided in the embodiment of the implementation mode/application can change the mode of manual adjustment in the past, is time-saving and labor-saving, can effectively tension and adjust the cloth and trowel the cloth, can improve the production efficiency, and is high in practicability.

Drawings

Fig. 1 is a schematic structural view of a cloth tension adjusting mechanism for a cloth slitting machine according to an embodiment of the present invention;

fig. 2 is a schematic top view of a cloth tension adjusting mechanism for a cloth slitting machine according to an embodiment of the present invention (a frame of the cloth slitting machine is hidden and a third guide roller is hidden);

fig. 3 is a schematic front view of a cloth tension adjusting mechanism for a cloth slitting machine according to an embodiment of the present invention (a frame and a visual detection unit of the cloth slitting machine are hidden);

description of reference numerals:

10. a transfer roller set; 11. a first guide roller; 12. a second guide roller; 13. a third guide roller; 20. a regulating roller; 30. a visual detection unit; 31. a vision camera; 40. a drive assembly; 41. a base; 42. a slide base; 43. a lead screw; 44. a first driver; 50. a troweling assembly; 51. a fixing plate; 52. a telescopic structure; 53. a movable seat; 54. a carding roller; 55. a second driver; 60. a frame; 70. and (4) distributing.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 and 2 together, a tension adjusting mechanism of a cloth 70 for a spreader according to the present invention will now be described. The cloth 70 tension adjusting mechanism for the cloth opener comprises a transfer roller group 10, an adjusting roller 20, a visual detection unit 30, a driving assembly 40, a floating assembly 50 and a matched controller. The transfer roller group 10 comprises a first guide roller 11, a second guide roller 12 and a third guide roller 13; the first guide roller 11, the second guide roller 12 and the third guide roller 13 are rotatably disposed on the frame 60 of the cloth opener, and are located behind the cutting mechanism along the vector direction of the cloth 70 transmission, so that the cloth 70 is wound in a serpentine shape. The adjusting roller 20 is located between the first guide roller 11 and the second guide roller 12, and can wind the fabric 70 passing between the first guide roller 11 and the second guide roller 12. The visual inspection unit 30 is provided on the frame 60, can be positioned behind the first guide roller 11 along the vector direction of the fabric 70, and can visually inspect the surface of the fabric 70 before entering the transfer roller group 10. The driving assembly 40 can be disposed on the frame 60 of the cloth opener, and can be used for rotatably connecting the adjusting roller 20 and driving the adjusting roller 20 to horizontally move along the transmission direction of the cloth 70 so as to adjust the tension of the cloth 70. The smoothing assembly 50 is disposed between the second guide roller 12 and the third guide roller 13, and smoothes the cloth 70 passing between the second guide roller 12 and the third guide roller 13 and having wrinkles.

Compared with the prior art, the tension adjusting mechanism for the cloth 70 for the cloth slitting machine provided by the embodiment is provided with the transfer roller group 10, and the cloth 70 can be coiled by the first guide roller 11, the second guide roller 12 and the third guide roller 13, so that the operable length of the cloth 70 can be increased, and the tension adjustment of the cloth 70 can be facilitated. The driving assembly 40 can drive the adjusting roller 20 to move along the transfer direction of the fabric 70, and further drive the fabric 70 between the first guide roller 11 and the second guide roller 12 to move, and the structure can adjust the tension of the fabric 70 when the fabric 70 entering the transfer roller set 10 is wrinkled, so that the stress on the surface of the fabric 70 is uniform. The smoothing assembly 50 can smooth the wrinkles and the parts which cannot be recovered, so that the cutting effect of the subsequent cloth 70 is guaranteed, and the final product quality is guaranteed. In addition, the visual inspection unit 30 is provided to ensure real-time inspection of the surface of the fabric 70 before entering the transfer roller group 10. The 70 tension adjustment mechanism of cloth for cloth machine that this embodiment provided can change the mode that manpower was adjusted in the past, and labour saving and time saving can effectually carry out the tensioning to cloth 70 and adjust and floating, can improve production efficiency moreover, and the practicality is strong.

In some embodiments, the first guide roller 11, the second guide roller 12, the third guide roller 13, and the adjustment roller 20 may be configured as shown in fig. 3. Referring to fig. 3, the transfer direction of the cloth 70 is set to a first direction, and a horizontal direction perpendicular to the first direction is set to a second direction.

The first guide roller 11 and the second guide roller 12 are arranged at intervals along a first direction, and the axes are arranged along a second direction; the third guide roller 13 is positioned between the first guide roller 11 and the second guide roller 12 and below the first guide roller 11 and the second guide roller 12. The axis of the dancer roller 20 is disposed along the second direction. The first guide roller 11 and the second guide roller 12 are arranged flush with the driving roller on the cloth opener frame 60 to ensure stable transmission of the cloth 70. The cloth 70 is firstly passed through the first guide roller 11, then wound around the adjusting roller 20, and finally wound around the third guide roller 13 and the second guide roller 12 in sequence, and is cut by the back cutting mechanism for a certain distance. The arrangement of the first guide roller 11, the second guide roller 12 and the third guide roller 13 can increase the stroke of the cloth 70, and can adjust the cloth 70 by setting a space enough for the driving assembly 40 and the smoothing assembly 50. It should be noted that the first guide roller 11 and the second guide roller 12 may be in power connection with a driving roller, and the connection driving structure may be a belt drive or a gear drive.

In some embodiments, the drive assembly 40 may be configured as shown in FIG. 1. Referring to fig. 1, the driving assembly 40 includes a base 41, a slider 42, a lead screw 43, and a first driver 44. Wherein, base 41 can set firmly on the frame 60 of cloth opener, and base 41 has the spout, and is equipped with two guide arms in the spout, and two guide arms all set up along the first direction, and set up along the second direction interval. The sliding base 42 is slidably disposed on the two guide rods, and the top end of the sliding base 42 has a rotary connection seat for rotatably connecting the adjusting roller 20. And the lead screw 43 is rotatably arranged on the base 41, is positioned between the two guide rods and is arranged in parallel with the two guide rods, and the lead screw 43 is in screw fit connection with a nut part arranged on the sliding seat 42. The first driver 44 is fixedly arranged on the base 41, the power output end is in power connection with one end of the screw 43, and the first driver 44 is electrically connected with the controller. Through the transmission structure of the screw 43 and the nut part, the adjustment precision of the cloth 70 can be ensured, the structure is convenient to control, and the precision of the tension adjustment of the cloth 70 can be ensured. In the scheme, the initial position of the adjusting roller 20 is far away from the third guide roller 13, and after the fabric 70 has longitudinal wrinkles, the adjusting roller 20 moves close to the third guide roller 13 to ensure that the fabric 70 is loosened. In addition, when the cloth 70 is laterally wrinkled, the adjusting roller 20 moves away from the third guide roller 13 to secure the tension of the cloth 70.

In some embodiments, the troweling assembly 50 may be configured as shown in fig. 2. Referring to fig. 2, the trowelling assembly 50 includes a fixed plate 51, a telescopic structure 52, a moving seat 53, a carding roller 54 and a second drive 55. Wherein the fixed plate 51 can be mounted on the frame 60 of the cloth opener. The two telescopic structures 52 are arranged in parallel along the second direction at intervals, the fixed end of each telescopic structure 52 is fixedly arranged on the fixed plate 51, and the telescopic ends extend out along the normal direction of the cloth 70 between the second guide roller 12 and the third guide roller 13; the telescoping structure 52 is electrically connected to the controller. The movable base 53 is disposed along the second direction and is fixedly connected to the telescopic end of each telescopic structure 52. Two carding rollers 54 are arranged, and the two carding rollers 54 are rotationally arranged on the movable seat 53; the axes of the two carding rollers 54 are parallel to the cloth 70 between the second guide roller 12 and the third guide roller 13, the two carding rollers 54 are arranged at an included angle, the two ends of each carding roller 54 have a height difference, the bottom end is located at the middle position where the cloth 70 is close to, and the high end is located at the edge of the cloth 70. Two second drivers 55 are provided, two second drivers 55 are fixed on the movable base 53 and are respectively arranged corresponding to the two carding rollers 54 one by one, and the second drivers 55 are electrically connected with the controller so as to drive the rotation of each carding roller 54.

The telescopic structure 52 is arranged to drive the moving seat 53 to move, so that the carding roller 54 is ensured to be abutted with the cloth 70 only when the surface of the cloth 70 is wrinkled, and is not abutted with the cloth 70 in other time periods. Second guide roll 12 and third guide roll 13 have one end distance along the first direction, and the operable length of cloth 70 between the two can be guaranteed to increase to this kind of structure, and two carding rolls 54 all set up to one side moreover to can rotate under the effect of second driver 55, can guarantee to stretch the cloth 70 between second guide roll 12 and third guide roll 13, guarantee the level and smooth of cloth 70, and then guarantee cutting effect.

In some embodiments, carding roll 54 may be configured as shown in FIG. 2. Referring to fig. 2, the rotation direction of the carding roller 54 is opposite to the transmission direction of the cloth 70, and the outer edge of the carding roller 54 abuts against the bottom surface of the cloth 70, at this time, the carding roller 54 gives a friction force to the cloth 70, one component of the friction force is downward along the surface of the cloth 70, and the other component is toward the edge along the width direction of the cloth 70, and because of the oblique arrangement of the carding roller 54, the cloth 70 can be stretched toward the two side edges of the cloth 70 during the transmission process of the cloth 70, so as to stretch out the wrinkles.

In some embodiments, the visual inspection unit 30 may be configured as shown in fig. 1. Referring to fig. 1, the vision inspection unit 30 includes a plurality of vision cameras 31, each vision camera 31 can be arranged on the frame 60 of the cloth slitting machine at intervals along the width direction of the cloth 70, and each vision camera 31 is located above the cloth 70; each vision camera 31 is electrically connected to the controller. The plurality of vision cameras 31 can ensure the overall detection, and the vision detecting unit 30 is a conventional one, and includes the vision cameras 31, and the detailed structure and working principle thereof are not described herein again.

The utility model provides a cloth 70 tension adjusting mechanism for a cloth opener, which has the specific working mode that: when the cloth 70 on the driving roller is transferred to the lower part of the visual inspection unit 30, the visual inspection camera photographs the surface of the cloth 70, and transfers the real-time data to the controller, and the controller screens the data. When wrinkles appear, the controller controls the first driver 44 to work, and the slide 42 drives the adjusting roller 20 to move horizontally to adjust the tension of the cloth 70, and the telescopic structure 52 drives the carding roller 54 to abut against the bottom surface of the cloth 70, so as to start stretching the cloth 70.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. Open cloth tension adjustment mechanism for cloth machine, its characterized in that includes:

a matched controller.

2. The cloth tension adjusting mechanism for the cloth slitting machine as claimed in claim 1, wherein the transfer direction of the cloth is set to a first direction, and a horizontal direction perpendicular to the first direction is set to a second direction;

the axis of the dancer roll is disposed along the second direction.

3. The cloth tension adjusting mechanism for the cloth slitting machine as claimed in claim 2, wherein the driving assembly comprises:

4. The cloth tension adjusting mechanism for the cloth slitting machine as claimed in claim 2, wherein the troweling assembly comprises:

the fixing plate is used for being installed on a frame of the cloth opener;

5. The cloth tension adjusting mechanism for a spreader of claim 4, wherein the rotation direction of the carding roller is opposite to the transfer direction of the cloth.

6. The cloth tension adjusting mechanism for the cloth slitting machine as claimed in claim 2, wherein the vision detecting unit comprises a plurality of vision cameras, each vision camera is arranged on the frame of the cloth slitting machine at intervals along the width direction of the cloth, and each vision camera is positioned above the cloth; each vision camera is electrically connected with the controller.