CN214401153U

CN214401153U - Shaping clothing cloth shearing mechanism

Info

Publication number: CN214401153U
Application number: CN202022688150.XU
Authority: CN
Inventors: 胡建程
Original assignee: Suzhou Yiweier Garment Co ltd
Current assignee: Suzhou Yiweier Garment Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-10-15
Anticipated expiration: 2030-11-19

Abstract

A cloth shearing device for a body shaping clothes comprises an organism base and the like; the reciprocating cloth spreading device is arranged on the front side of the machine body base, the reciprocating cloth cutting device is arranged on one side, located on the reciprocating cloth spreading device, of the machine body base, part of components on the reciprocating cloth cutting device are connected with the reciprocating cloth spreading device, and the cloth placing device is arranged on one side, close to the reciprocating cloth cutting device, of the machine body base. The cloth pulling device replaces the function of manually pulling cloth, greatly improves the working efficiency and has high safety; the function of replacing manual holding of cloth at two ends is realized, so that the cloth can be clamped more accurately by the electric clamp; the cloth to be cut can be quickly replaced through the cloth placing device; the cloth that needs to be sheared can be pulled to reciprocal cloth cutting device through reciprocal cloth stretching device fast, cuts the cloth through reciprocal cloth cutting device fast and finishes.

Description

Shaping clothing cloth shearing mechanism

Technical Field

The utility model relates to a shearing mechanism especially relates to a clothing cloth shearing mechanism of getting into shape.

Background

The body shaping clothes are more in line with the characteristics of human body structure according to the three-dimensional shearing materials of the human engineering principle, the distribution of fat in the body is adjusted, and a beautiful curve is shaped. Elastic clothing, also called body shaping clothing, tights, corset, body beautification, body shaping clothing, is a functional clothing. It adopts elastic fabric, cuts according to the curve of human body, and clings to skin.

The cloth of the body-shaping clothes needs to be cut into the measured size before being processed and manufactured, then the body-shaping clothes are arranged on a machine for cutting, the cloth belt of the body-shaping clothes is elastic and is not suitable for batch cutting, and the body-shaping clothes need to be cut into sections.

At present, a manual shearing machine for shaping clothes consists of an upper cutter and a lower cutter, cloth needs to be manually placed between the upper cutter and the lower cutter during shearing, then the cloth is pulled to the size required to be sheared, shearing work is carried out, the manual shearing machine needs to be matched with the shearing machine to work every time of shearing, and the shearing speed is low.

In view of the above problems, there is a great need to develop a cutting device capable of automatically placing cloth and automatically cutting cloth of a body-shaping clothes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a shearing mechanism that can place cloth automatically, automatically cropped clothing cloth of getting into shape for overcome the manual cutter of clothing of getting into shape at present and constitute by upper and lower cutter, need artifically place the cloth between upper and lower cutter during the shearing, then draw to the size of required shearing and be shearing work, shear at every turn and all need artifically cooperate the cutter to carry out work, the shortcoming that the shearing speed is slower.

The technical scheme of the utility model is that: the utility model provides a clothing cloth shearing mechanism moulds body, includes organism base, reciprocal granny rag device, reciprocal cloth device and cloth are laid the device, be provided with reciprocal granny rag device on the organism base, reciprocal cloth device and cloth are laid the device, reciprocal granny rag device is installed in organism base front side, reciprocal cloth device that cuts sets up in one side that the organism base is located reciprocal granny rag device, reciprocal some parts that cut on the cloth device are connected with reciprocal granny rag device, the cloth is laid the device and is set up in organism base and is close to reciprocal cloth device one side of cutting.

Optionally, the reciprocating cloth-pulling device comprises a first motor, an output shaft, a first disc, a connecting rod, a first eccentric shaft, an electric clamping hand, track plates, a fixed sliding block and a second connecting rod, wherein the first motor on the front side of the machine body rotates the output shaft to drive the first disc, the first disc is hinged to the first connecting rod and the first eccentric shaft to push the electric clamping hand, the electric clamping hand passes through the track plates on the two sides, and the fixed sliding block realizes reciprocating cloth-pulling under the hinge of the second connecting rod.

Optionally, the reciprocating cloth cutting device comprises a cloth cutter base, a second motor, a second disc, a third connecting rod, a second eccentric shaft, a V-shaped cloth cutting cutter for cutting, a V-shaped cloth cutting rail and a V-shaped cloth cutting cutter groove, a supporting seat is arranged on the cloth cutter base at the rear end of the machine body base, the second motor is fixed on the supporting seat, and when the second motor rotates, the second disc is hinged with the second eccentric shaft through the third connecting rod to realize that the cutting V-shaped cloth cutting cutter for cutting completes the reciprocating motion from the two sides of the V-shaped cloth cutting cutter rail to the V-shaped cloth cutting cutter groove.

Optionally, the cloth placing device comprises a supporting plate and a clamping plate, the supporting plate is fixed on the machine body base, and the clamping plate is detachably arranged on the supporting plate.

Optionally, the cloth feeding device further comprises a reciprocating cloth clamping device, and the reciprocating cloth clamping device is connected with an output shaft of the first motor through a gear assembly and a forward and backward reciprocating assembly; the reciprocating cloth clamping device comprises a support frame, a first gear lack wheel, a fourth connecting rod, a fixing plate, a fifth connecting rod, a sixth connecting rod and a cloth clamping plate, wherein the support frame is fixed on a machine body base, the first gear lack wheel is connected to the support frame in a rotating mode, the fourth connecting rod is fixedly connected to the first gear lack wheel, and the first motor drives the first bevel gear, the second bevel gear, the third bevel gear, the fourth bevel gear, the fifth bevel gear, power transmitted by the sixth bevel gear and the second gear enables the fifth connecting rod hinged to the fixing plate and the sixth connecting rod hinged to the fourth connecting rod to drive the cloth clamping plate to achieve reciprocating cloth clamping movement.

Optionally, the gear assembly includes a first bevel gear, a first fixed short plate, a second shaft, a second bevel gear, a first fixed long plate, a third bevel gear, a second fixed short plate, a third shaft, a fourth bevel gear and a fifth bevel gear, the first fixed short plate is fixed on the machine body base, the second bevel gear is fixed at the front end of the second shaft, the second bevel gear is meshed with the first bevel gear, the first fixed long plate is arranged at the right front end of the machine body base, the third bevel gear is arranged below the first fixed short plate and is meshed with the fourth bevel gear connected to the second fixed short plate through the third shaft, and the fifth bevel gear is meshed with the sixth bevel gear above the first fixed long plate through the third shaft connection.

Optionally, the forward-backward reciprocating assembly comprises a second fixed long plate, a fourth shaft, a sixth bevel gear, a second missing gear, a fifth shaft, a first gear, a sixth shaft and a second gear, the second fixed long plate is arranged behind the first fixed long plate, the sixth bevel gear meshed with the fifth bevel gear on the fourth shaft drives the second missing gear to rotate forward, the fifth shaft and the fourth shaft are in a symmetrical relation, the rear end of the fifth shaft is connected with the first gear, the first gear is meshed with the gear on the fourth shaft to realize reverse rotation, the missing gear symmetrical to the second missing gear is driven to rotate backward, the sixth shaft is rotatably connected to the symmetrical side of the second fixed long plate, one end of the sixth shaft is connected with the second gear, the second gear is meshed with the missing gear capable of rotating forward and backward, the front end of the sixth shaft is connected with the gear symmetrical to the first missing gear rotatably connected to the support frame, and the cloth clamping plate is loosened and clamped through the connecting rod.

Advantageous effects

1. The utility model can rapidly replace the cloth to be cut through the cloth placing device; the cloth to be cut can be quickly pulled into the reciprocating cloth cutting device through the reciprocating cloth pulling device, and the cloth can be quickly cut through the reciprocating cloth cutting device;

2. the electric clamping hand is closed to clamp the cloth at two ends, then the electric clamping hand moves to one side far away from the reciprocating cloth cutting device under the rotation of the first disc, and when the electric clamping hand moves to the limit position, the reciprocating cloth cutting device is started to cut the cloth, so that the function of manually pulling the cloth is replaced, the working efficiency is greatly improved, and the safety is high;

3. when the cloth at two ends is clamped by the electric clamping hands in the reciprocating cloth pulling device in a closed mode, the cloth is loosened by the reciprocating cloth clamping device, the cloth is sheared by the reciprocating cloth cutting device, the two ends of the cloth are clamped by the reciprocating cloth clamping device again, the cloth is clamped by the electric clamping hands in a closed mode for the next time, the function of replacing the cloth at two ends with manual hands is achieved, and the cloth is clamped by the electric clamping hands more accurately.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the present invention;

FIG. 2 is a schematic structural view of the reciprocating cloth spreading device of the present invention;

fig. 3 is an enlarged schematic structural view of the reciprocating spreading device of the present invention;

FIG. 4 is an enlarged schematic view of the gear assembly of the present invention;

fig. 5 is an enlarged schematic view of the forward and backward reciprocating assembly of the present invention.

Reference numbers in the drawings: 1: organism base, 2: reciprocating cloth-stretching device, 201: first motor, 202: output shaft, 203: first disk, 204: first link, 205: first eccentric shaft, 206: electric gripper, 207: track plate, 208: fixed slider, 209: second link, 3: reciprocal cloth cutting device, 301: cloth knife base, 302: supporting seat, 303: second motor, 304: second disc, 305: third link, 306: second eccentric shaft, 307: v-shaped cloth cutter for cutting, 308: v-shaped cloth cutting knife track, 309: v-shaped cloth cutting knife groove, 4: cloth placing device, 401: support plate, 402: first shaft, 403: cardboard, 5: reciprocating cloth clamping device, 501: support, 502: first missing gear, 503: fourth link, 504: a fixing plate, 505: fifth link, 506: sixth link, 507: fabric clamping plate, 6A: a gear assembly, 601: first bevel gear, 602: first stationary stub, 603: second axis, 604: second bevel gear, 605: first fixed long plate, 606: third bevel gear, 607: second stationary stub, 608: third shaft, 609: fourth bevel gear, 610: fifth bevel gear, 6B: forward and reverse reciprocating assembly, 611: second fixed long plate, 612: fourth shaft, 613: sixth bevel gear, 614: second missing gear, 615: fifth shaft, 616: first gear, 617: sixth shaft, 618: a second gear.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings.

Example 1

As shown in fig. 1, a clothing cloth shearing mechanism of getting into shape, including organism base 1, reciprocal granny rag device 2, reciprocal cloth cutting device 3 and cloth placement device 4, the opening of cloth is opened down in the middle part of organism base 1, organism base 1 top front side is provided with reciprocal granny rag device 2, reciprocal cloth cutting device 3 is on organism base 1, it is located the rear side of reciprocal granny rag device 2, part parts on the reciprocal cloth cutting device 3 are connected with reciprocal granny rag device 2, cloth placement device 4 sets up in organism base 1 top rear side, it is located reciprocal cloth cutting device 3 rear side.

During the use, at first install the cloth that needs the shearing on cloth placer 4 through the axle, then the both ends of artifical pulling out cloth to reciprocal cloth cutting device 3 one side, then the both ends of the tight cloth of reciprocal cloth pulling device 2 clamp of control move to keeping away from cloth placer 4 one side, when reciprocal cloth pulling device 2 removed the limit, control reciprocal cloth cutting device 3 cuts cloth, the cloth after cutting falls from organism base 1 middle part opening, can place the box that can collect the cloth below the opening.

The reciprocating cloth-drawing device 2 comprises a first motor 201, an output shaft 202, a first disc 203, a connecting rod, a first eccentric shaft 205, an electric clamping hand 206, a track plate 207, a fixed sliding block 208 and a second connecting rod 209, wherein the first motor 201 on the front side of the machine body rotates the output shaft 202 to drive the first disc 203, the first disc 203 is hinged with the first connecting rod 204 and the first eccentric shaft 205 to push the electric clamping hand 206, the electric clamping hand 206 passes through the track plates 207 on two sides, and the fixed sliding block 208 realizes reciprocating cloth-drawing under the hinge of the second connecting rod 209.

When the reciprocating cloth-pulling device 2 is started, the first motor 201 is controlled to be started, the output shaft 202 of the first motor 201 drives the first disc 203 to rotate, the first disc 203 rotates and drives the second connecting rod 209, the fixed sliding block 208 and the electric clamping handle 206 to reciprocate through the first connecting rod 204 which is connected with the eccentric position of the first disc 203 in a sliding mode through the first eccentric shaft 205, when the electric clamping handle 206 moves to one side of the reciprocating cloth-cutting device 3, because an idle stroke with one end distance exists between the first connecting rods 204 which are connected with the first disc 203 in a sliding mode, the electric clamping handle 206 can pause for 1-2 seconds, at the moment, the electric clamping handle 206 is closed to clamp cloth at two ends, then the electric clamping handle 206 moves to the side far away from the reciprocating cloth-cutting device 3 under the rotation of the first disc 203, and when the reciprocating cloth-cutting device 3 is moved to the limit position, the cloth is cut by starting a handle.

The reciprocating cloth cutting device 3 comprises a cloth cutter base 301, a second motor 303, a second disc 304, a third connecting rod 305, a second eccentric shaft 306, a V-shaped cloth cutting cutter 307 for cutting, a V-shaped cloth cutting cutter rail 308 and a V-shaped cloth cutting cutter groove 309, wherein a supporting seat 302 is fixedly connected to the middle of the upper portion of the cloth cutter base 301 at the rear end of the machine body base 1, the second motor 303 is fixed on the supporting seat 302, the second disc 304 is fixedly connected to an output shaft of the second motor 303, and the second disc 304 is hinged to the second eccentric shaft 306 through the third connecting rod 305 to realize the reciprocating motion of the V-shaped cloth cutting cutter 307 for cutting from the V-shaped cloth cutting cutter rail 308 to the V-shaped cloth cutting cutter groove 309 along two sides to finish cutting.

When the electric clamping hand 206 is closed to clamp cloth at two ends, the electric clamping hand 206 moves away from one side of the reciprocating cloth cutting device 3 under the rotation of the first disc 203, when the electric clamping hand moves to a limit position, the second motor 303 is started, the output shaft 202 of the second motor 303 drives the second disc 304 to rotate, the third connecting rod 305 hinged to the eccentric position of the second disc 304 drives the V-shaped cloth cutting knife 307 for cutting to move downwards along the V-shaped cloth cutting knife rail 308, and when the V-shaped cloth cutting knife and the V-shaped cloth cutting knife groove 309 are closed, the cloth is cut.

The cloth placing device 4 comprises a supporting plate 401 and a clamping plate 403, the supporting plate 401 is symmetrically fixed on the rear side above the machine body base 1, and the clamping plate 403 is detachably arranged on the supporting plate 401.

When placing the cloth on the support plate 401, the cloth must be wound around the first shaft 402, then the two ends of the first shaft 402 are placed on the support plate 401, then the clamping plate 403 is closed, and the clamping plate 403 is fixed with the support plate 401 through screws.

Example 2

On the basis of the embodiment 1, as shown in fig. 1-5, the cloth feeding device further comprises a reciprocating cloth clamping device 5, wherein the reciprocating cloth clamping device 5 is connected with an output shaft 202 of a first motor 201 through a gear assembly 6A and a forward and backward reciprocating assembly 6B; the reciprocating cloth clamping device 5 comprises a support frame 501, a first gear lacking 502, a fourth connecting rod 503, a fixing plate 504, a fifth connecting rod 505, a sixth connecting rod 506 and a cloth clamping plate 507, wherein the support frame 501 is fixed on two sides above the machine body base 1, the first gear lacking 502 is rotationally connected to the support frame 501, the fourth connecting rod 503 is fixedly connected to the first gear lacking 502, and the fifth connecting rod 505 hinged to the fixing plate 504 and the cloth clamping plate 507 are driven by power transmitted by a first motor 201 output shaft to drive a first bevel gear 601, a second bevel gear 604, a third bevel gear 606, a fourth bevel gear 609, a fifth bevel gear 610, a sixth bevel gear 613 and a second gear 618 to realize reciprocating cloth clamping movement.

When cloth is placed properly, two ends of the cloth are pulled out manually to one side of the reciprocating cloth cutting device 3, when the electric clamp 206 in the reciprocating cloth pulling device 2 is closed and clamps the cloth at two ends to return, the cloth is loosened by the reciprocating cloth clamping device 5, the cloth is cut by the reciprocating cloth cutting device 3, the two ends of the cloth are clamped by the reciprocating cloth clamping device 5 again to wait for the next time when the electric clamp 206 is closed and clamps the cloth, a first missing gear 502 rotatably connected to a support frame 501 of the reciprocating cloth clamping device 5 drives a fourth connecting rod 503 fixed on the first missing gear, an output shaft 202 of a first motor 201 drives a gear assembly 6A, and power enables a fifth connecting rod 505 hinged to a fixing plate 504 and a sixth connecting rod 506 hinged to the fourth connecting rod 503 to drive a cloth clamping plate 507 to achieve the movement of reciprocating cloth clamping.

As shown in fig. 3-4, the gear assemblies 6A are symmetrically arranged, the gear assemblies 6A on both sides are the same, one of the gear assemblies 6A includes a first bevel gear 601, a first fixed short plate 602, a second shaft 603, a second bevel gear 604, a first fixed long plate 605, a third bevel gear 606, a second fixed short plate 607, a third shaft 608, a fourth bevel gear 609 and a fifth bevel gear 610, the first bevel gear 601 is rotatably connected to the motor output shaft 202, the first fixed short plate 602 is fixed to one side of the first motor 1 of the machine body base 1, the second bevel gear 604 is fixed to the front end of the second shaft 603, the second bevel gear 604 is engaged with the first bevel gear 601, the first fixed long plate 605 is arranged at the right front end of the machine body base 1, the third bevel gear 606 is arranged below the first fixed short plate 607 and is engaged with the fourth bevel gear 609 connected to the second fixed short plate 607 through the third shaft 608, and the fifth bevel gear 610 is connected above the first fixed long plate 605 and is engaged with the sixth shaft 613 through the third shaft 608.

The power for driving the cloth clamping plate 507 to realize the reciprocating cloth clamping motion is transmitted by the gear assembly 6A, the first bevel gear 601 is driven by the first motor 201, the second bevel gear 604 meshed with the first bevel gear 601 drives the third bevel gear 606 at the other end of the second shaft 603 to be meshed with the fourth bevel gear 609 to rotate, at the moment, the power is transmitted to the third shaft 608 to drive the fifth bevel gear 610 at the other end of the third shaft 608 to rotate, and the cloth clamping plate 507 is driven to realize the reciprocating cloth clamping motion power, so that the power transmission is completed.

The forward and reverse reciprocating component 6B comprises a second fixed long plate 611, a fourth shaft 612, a sixth bevel gear 613, a second missing gear 614, a fifth shaft 615, a first gear 616, a sixth shaft 617 and a second gear 618, wherein the second fixed long plate 611 is arranged behind the first fixed long plate 605, the sixth bevel gear 613 meshed with the fifth bevel gear 610 on the fourth shaft 612 drives the second missing gear 614 to rotate forward, the fifth shaft 615 and the fourth shaft 612 are in a symmetrical relation, the rear end of the fifth shaft 615 is connected with the first gear 616, the first gear 616 is meshed with the gear on the fourth shaft 612 to realize reverse rotation, the missing gear symmetrical with the second missing gear 614 is driven to rotate backward, the sixth shaft 617 is rotatably connected to the symmetrical side of the second fixed long plate 611, one end of the sixth shaft is connected with the second gear 618, the second gear 618 is meshed with the missing gear capable of rotating forward and backward, the front end of the second gear 618 is connected with the gear symmetrical to the first missing gear 502 on the support 501, the cloth clamping plate 507 realizes loosening and clamping actions through the connecting rod.

The power transmitted by the gear assembly 6A is transmitted to a fourth shaft 612, a sixth bevel gear 613 engaged with a fifth bevel gear 610 on the fourth shaft 612 drives a second missing gear 614 to rotate forward, a fifth shaft 615 is symmetrical to the fourth shaft 612, the rear end of the fifth shaft 615 is connected with a first gear 616, the first gear 616 is engaged with a gear on the fourth shaft 612 to rotate backward, the missing gear symmetrical to the second missing gear 614 is driven to rotate backward, one end of a sixth shaft 617 is connected with the second gear 618, the second gear 618 is engaged with the missing gear capable of rotating forward and backward, the front end of the sixth shaft is connected with a gear symmetrical to the first missing gear 502 rotatably connected on the support frame 501, a forward and backward reciprocating mechanism is formed, and the cloth clamping plate 507 is loosened and clamped through a connecting rod.

Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides a clothing cloth shearing mechanism of getting into shape which characterized in that: the reciprocating cloth cutting device is arranged on the front side of the machine body base, the reciprocating cloth cutting device is arranged on one side, located on the reciprocating cloth pulling device, of the machine body base, part of components on the reciprocating cloth cutting device are connected with the reciprocating cloth cutting device, and the cloth placing device is arranged on one side, close to the reciprocating cloth cutting device, of the machine body base.

2. The body-shaping clothes cloth shearing device according to claim 1, wherein: the reciprocating cloth pulling device comprises a first motor, an output shaft, a first disc, a connecting rod, a first eccentric shaft, an electric clamping hand, a track plate, a fixed sliding block and a second connecting rod, wherein the first motor on the front side of the machine body rotates the output shaft to drive the first disc, the first disc is hinged with the first connecting rod and the first eccentric shaft to push the electric clamping hand, the electric clamping hand passes through the track plates on the two sides, and the fixed sliding block realizes reciprocating cloth pulling under the hinging of the second connecting rod.

3. The body-shaping clothes cloth shearing device according to claim 2, wherein: the reciprocating cloth cutting device comprises a cloth cutter base, a second motor, a second disc, a third connecting rod, a second eccentric shaft, a V-shaped cloth cutting cutter for cutting, a V-shaped cloth cutting cutter rail and a V-shaped cloth cutting cutter groove, wherein a supporting seat is arranged on the cloth cutter base at the rear end of the machine body base, the second motor is fixed on the supporting seat, and when the second motor rotates, the second disc is hinged with the second eccentric shaft through the third connecting rod to realize that the V-shaped cloth cutting cutter for cutting finishes the reciprocating motion of cutting from the V-shaped cloth cutting cutter rail to the V-shaped cloth cutting cutter groove along the V-shaped cloth cutting cutter rails on the two sides.

4. The body-shaping clothes cloth shearing device according to claim 3, wherein: the cloth placing device comprises a supporting plate and a clamping plate, the supporting plate is fixed on the machine body base, and the clamping plate is detachably arranged on the supporting plate.

5. The body-shaping clothes cloth shearing device according to claim 4, wherein: the reciprocating cloth clamping device is connected with an output shaft of the first motor through a gear assembly and a forward and backward reciprocating assembly; the reciprocating cloth clamping device comprises a support frame, a first gear lack wheel, a fourth connecting rod, a fixing plate, a fifth connecting rod, a sixth connecting rod and a cloth clamping plate, wherein the support frame is fixed on a machine body base, the first gear lack wheel is connected to the support frame in a rotating mode, the fourth connecting rod is fixedly connected to the first gear lack wheel, and the first motor drives the first bevel gear, the second bevel gear, the third bevel gear, the fourth bevel gear, the fifth bevel gear, power transmitted by the sixth bevel gear and the second gear enables the fifth connecting rod hinged to the fixing plate and the sixth connecting rod hinged to the fourth connecting rod to drive the cloth clamping plate to achieve reciprocating cloth clamping movement.

6. The body-shaping clothes cloth shearing device according to claim 5, wherein: the gear assembly is including first bevel gear, first fixed short slab, the second shaft, second bevel gear, first fixed long slab, third bevel gear, the fixed short slab of second, the third shaft, fourth bevel gear and fifth bevel gear, on the fixed organism base of first fixed short slab, the front end of second shaft is fixed with second bevel gear, second bevel gear and first bevel gear meshing, there is third bevel gear first fixed long slab below of organism base right side front end and with the fixed short slab of second on fourth bevel gear through the third hub connection become the engaged state, fifth bevel gear passes through third hub connection and meshes with sixth bevel gear in first fixed long slab top.

7. The body-shaping clothes cloth shearing device according to claim 6, wherein: the positive and negative reciprocating assembly comprises a second fixed long plate, a fourth shaft, a sixth bevel gear, a second missing gear, a fifth shaft, a first gear, a sixth shaft and a second gear, wherein the second fixed long plate is arranged behind the first fixed long plate, the second missing gear is driven to rotate forwards through the sixth bevel gear meshed with the fifth bevel gear on the fourth shaft, the fifth shaft and the fourth shaft are in a symmetrical relation, the rear end of the fifth shaft is connected with the first gear, the first gear is meshed with the gear on the fourth shaft to realize reverse rotation, the missing gear symmetrical to the second missing gear is driven to rotate backwards, the sixth shaft is rotatably connected to the symmetrical side of the second fixed long plate, one end of the sixth shaft is connected with the second gear, the second gear is meshed with the missing gear capable of rotating forwards and backwards, the front end of the sixth shaft is connected with the gear symmetrical to the first missing gear rotatably connected to the support frame, and the cloth clamping plate is loosened and clamped through a connecting rod.