CN112707216A

CN112707216A - Simple and easy cloth bead cutter of bilateral centre gripping

Info

Publication number: CN112707216A
Application number: CN202110020481.2A
Authority: CN
Inventors: 蒋小珊
Original assignee: Individual
Current assignee: Guangdong Xijie Anfang Industrial Co ltd
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2021-04-27
Anticipated expiration: 2041-01-07
Also published as: CN112707216B

Abstract

The invention relates to the technical field of cloth edge cutting devices, and discloses a bilateral-clamping simple cloth edge cutting machine which comprises a table body and a sliding roller assembly, wherein the inner wall of the top of the table body is movably connected with a sliding rod, the top of the sliding rod is fixedly provided with a clamping plate, the front surface and the back surface of the top of the table body are both fixedly provided with supporting rods, through the matching use of all structures of a tensioning assembly in the sliding roller assembly, cloth is placed above the table body, in the transportation process from left to right, the upper surface and the lower surface of the cloth can be tightly clamped, the effect of supporting a cloth conveying link can be achieved, an inclined angle tensioning assembly is arranged, an annular wheel in the tensioning assembly can adjust the size of the annular wheel along with the reduction of the distance, the annular wheel can be ensured to be tightly attached to the edges of the left side and the right side of the cloth, and the edges of the left side, thereby be convenient for the side cut work, prevent at the side cut in-process, cloth edge production feather angle limit.

Description

Simple and easy cloth bead cutter of bilateral centre gripping

Technical Field

The invention relates to the technical field of cloth edge cutting devices, in particular to a simple cloth edge cutting machine with double-side clamping.

Background

The edge trimmer is a machine for trimming the required objects by replacing the traditional manpower, the sizes of the edge trimmer are various according to the sizes of the objects to be trimmed, and compared with the prior art, the edge trimmer for processing the objects to be processed by the machine greatly improves the production efficiency

But when cutting edge, the deburring operation to the cloth, because the cloth itself is soft material, so still need the manual work to flatten the cloth and flare-out when cutting edge with the machine, or fix the cloth through other large-scale apparatus are supplementary, prevent when cutting the cloth edge, because the holding power makes the cloth collapse accumulation inadequately, thereby influence the cutting quality of cloth, if support the cloth through artifical supplementary, still can reduce production efficiency, and increased cloth batch production cost again through other large-scale auxiliary assembly, so we have proposed a simple and easy cloth bead cutter of bilateral centre gripping to solve above-mentioned problem.

Disclosure of Invention

In order to realize the purpose that the edge of the cloth can be tightly clamped and tensioned by manpower and other auxiliary large-scale equipment, thereby preventing the edge of the cloth from generating burr edges, the invention provides the following technical scheme: the utility model provides a simple and easy cloth bead cutter of bilateral centre gripping, includes stage body and smooth roller subassembly, the top inner wall swing joint of stage body has the slide bar, the top fixed mounting of slide bar has splint, the top of stage body openly has the bracing piece, two with the equal fixed mounting in the back the relative one side of bracing piece and the front and the back fixed connection of smooth roller subassembly.

As optimization, the smooth roller subassembly is including supporting shell, taut subassembly and tensioning assembly, the inner wall fixed mounting who supports the shell has supporting spring, supporting spring's top fixed mounting has the axle sleeve, the inner wall swing joint of axle sleeve has first bull stick, the right side swing joint who supports the shell has fixed loop bar, the right side fixed mounting of first bull stick has first commentaries on classics roller, the bottom right side fixed mounting of fixed loop bar has the cutting tool bit, the bottom inner wall swing joint who supports the shell has the second bull stick, the right side fixed mounting of second bull stick has the second to change the roller, the outer wall of second bull stick and the inner wall swing joint of taut subassembly, the bottom of fixed loop bar and the top fixed connection of tensioning assembly.

Preferably, the tensioning assembly comprises an outer sleeve, a pull rope is fixedly mounted at the top of the outer sleeve, a compression spring is fixedly mounted on the inner wall of the top of the outer sleeve, and a lug is fixedly mounted at the bottom of the compression spring.

As optimization, the tensioning assembly comprises two first constant pressure rods, supporting blocks are fixedly mounted at the bottoms of the two first constant pressure rods, shaft rods are movably connected to the inner walls of the two supporting blocks, and connecting blocks are fixedly mounted on the opposite sides of the two shaft rods;

the outer wall fixed mounting of connecting block has the carousel, and the top fixed mounting of connecting block has the second constant voltage pole, the equal swing joint in the left and right sides of second constant voltage pole has the third constant voltage pole, the top fixed mounting of second constant voltage pole has the link plate, the equal swing joint in the link plate inner wall left and right sides has interior crown plate, two the equal fixed mounting in relative one side of interior crown plate has the limiting plate, two the relative one side fixed mounting of limiting plate has bent spring.

Preferably, the number of the supporting shells in the sliding roller assembly is two, and the opposite sides of the two supporting shells are fixedly connected with the opposite sides of the two supporting rods respectively, so that the sliding roller assembly can be stably fixed above the table body.

As optimization, the left side fixed mounting of axle sleeve has the pulley that quantity is two, the spout with two pulley looks adaptations is seted up to the left side inner wall of support shell, the movable groove has been seted up on the right side of support shell, the left side of first bull stick pass this movable groove and with the inner wall swing joint of axle sleeve, the right side of first bull stick run through fixed loop bar and with the left side fixed connection of first bull roll, set up the axle sleeve and make first bull stick in the free rotation, still can the downstream, it makes first bull stick more stable when removing, the same direction as smooth to set up the pulley, finally drive first bull roll downstream.

As optimization, the left end front of fixed loop bar has the slider with the equal fixed mounting in the back, and the distance of two relative one sides of slider is greater than the diameter of first bull stick, supports the right side outer wall of shell and offers the activity groove with two slider looks adaptations for fixed loop bar can not follow first bull stick rotation, but still can with first bull stick downstream together.

As an optimization, the number of the tensioning assemblies is two, the number of the convex blocks in each tensioning assembly is eight, the inner wall of the second rotating rod is provided with a groove matched with the eight convex blocks, and the tops of the two pull ropes are fixedly connected with the bottoms of the two fixed loop bars on the opposite sides respectively, so that when the outer loop rotates, the pull ropes can be pulled to enable the pull ropes to be wound on the outer wall of the outer loop, and finally the fixed loop bars are controlled to move downwards.

As the optimization, tensioning assembly's quantity is total two, and the quantity of link plate and interior crown plate all has four in every tensioning assembly, and four interior crown plates and four link plates use the centre of a circle of connecting block to be the cyclic annular distribution as the axle, and the contained angle between the top of this ring and the bottom of fixed loop bar is forty-five degrees, and the equal fixed mounting in the back of the body one side of carrying on the back of the body of four link plates has soft cushion for four link plates can constitute the annular wheel with four interior crown plates, sets up the contained angle between this annular wheel and the fixed loop bar, makes the annular wheel rotate the back can be taut with the cloth edge.

As optimization, a driving motor is fixedly mounted on the inner wall of the supporting block on the left side in the two supporting blocks, and an output shaft of the driving motor is fixedly connected with the left side of the shaft lever on the left side, so that the annular wheel obtains a power source and can keep rotating.

The invention has the beneficial effects that: through setting up the smooth roller subassembly, and use through the cooperation of each structure of tensioning assembly in the smooth roller subassembly, make place the cloth in stage body top and in the transportation from left to right, not only can be inseparable with the upper and lower surface centre gripping of cloth, can also play the effect that provides the support to the link that the cloth was carried, and be provided with the tensioning assembly at angle of inclination, when making first commentaries on classics roller and second commentaries on classics roller be close to the centre gripping cloth each other, the tensioning assembly can be along with the size of adjustment self along with the interval diminishes, thereby guarantee to hug closely with the left and right sides edge of cloth all the time, and this angle of inclination makes two tensioning assemblies drive the annular wheel rotation along with driving motor's rotation, can be taut to the left and right sides respectively with the left and right sides edge of cloth, thereby be convenient for the side cut work, prevent at the side cut.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of the roll assembly of the present invention;

FIG. 3 is an enlarged partial cross-sectional view of the tension assembly of the present invention;

FIG. 4 is a front cross-sectional view of the tension assembly of the present invention;

figure 5 is a partial side cross-sectional view of the tension assembly of the present invention.

In the figure: 1. a table body; 2. a slide bar; 3. a splint; 4. a support bar; 5. a roller assembly; 51. a support housing; 52. a support spring; 53. a shaft sleeve; 54. a first rotating lever; 55. fixing the loop bar; 56. a first rotating roller; 57. a cutter head; 58. a second rotating rod; 59. a second rotating roller; 580. a tension assembly; 581. an outer collar; 582. pulling a rope; 583. a compression spring; 584. a bump; 5500. a tension assembly; 5501. a first constant pressure bar; 5502. a support block; 5503. a shaft lever; 5504. connecting blocks; 5505. a turntable; 5506. a second constant pressure rod; 5507. a third constant pressure rod; 5508. a connecting ring plate; 5509. an inner ring plate; 5510. a limiting plate; 5511. a bent type spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a simple cloth edge trimmer with bilateral clamping comprises a table body 1 and a sliding roller assembly 5, wherein a sliding rod 2 is movably connected to the inner wall of the top of the table body 1, a clamping plate 3 is fixedly mounted at the top of the sliding rod 2, supporting rods 4 are fixedly mounted on the front surface and the back surface of the top of the table body 1, and one opposite sides of the two supporting rods 4 are fixedly connected with the front surface and the back surface of the sliding roller assembly 5.

Referring to fig. 1-2, the sliding roller assembly 5 includes two supporting shells 51, a tensioning assembly 580 and a tensioning assembly 5500, the number of the supporting shells 51 in the sliding roller assembly 5 is two, opposite sides of the two supporting shells 51 are respectively and fixedly connected to opposite sides of the two supporting rods 4, so that the sliding roller assembly 5 can be stably fixed above the table body 1, the supporting springs 52 are fixedly installed on the inner walls of the supporting shells 51, the top of the supporting springs 52 is fixedly installed with a shaft sleeve 53, the inner wall of the shaft sleeve 53 is movably connected with a first rotating rod 54, the right side of the supporting shell 51 is movably connected with a fixed loop bar 55, the front and the back of the left end of the fixed loop bar 55 are both fixedly installed with sliders, the distance between the opposite sides of the two sliders is greater than the diameter of the first rotating rod 54, the outer wall of the right side of the supporting shell 51 is provided with a movable groove adapted to the two sliders, but still can move downwards together with first bull stick 54, first bull stick 54's right side fixed mounting has first runner 56, the left end front and the back of fixed loop bar 55 all fixed mounting have the slider, the distance of two slider opposite sides is greater than the diameter of first bull stick 54, the movable slot with two slider looks adaptations is seted up to the right side outer wall of support shell 51, make fixed loop bar 55 can not follow first bull stick 54 and rotate, but still can move downwards together with first bull stick 54, the bottom right side fixed mounting of fixed loop bar 55 has cutting tool bit 57, the bottom inner wall swing joint of support shell 51 has second bull stick 58, the right side fixed mounting of second bull stick 58 has second runner 59, the outer wall of second bull stick 58 and the inner wall swing joint of take-up subassembly 580, the bottom of fixed loop bar 55 and the top fixed connection of tensioning subassembly 5500.

Referring to fig. 2-3, the tensioning assembly 580 includes an outer collar 581, a pull rope 582 is fixedly installed on the top of the outer collar 581, a compression spring 583 is fixedly installed on the inner wall of the top of the outer collar 581, a projection 584 is fixedly installed on the bottom of the compression spring 583, the number of the tensioning assemblies 580 is two, the number of the projections 584 in each tensioning assembly 580 is eight, a groove matched with the eight projections 584 is formed on the inner wall of the second rotating rod 58, and the tops of the two pull ropes 582 are respectively fixedly connected with the bottoms of the opposite sides of the two fixed loop bars 55, so that when the outer collar 581 rotates, the pull rope 582 can be pulled to wind the pull rope 582 on the outer wall of the outer collar 581, and finally the fixed loop bars 55 are controlled to move.

Referring to fig. 2 and fig. 4-5, the tensioning assembly 5500 includes two first constant pressure rods 5501, support blocks 5502 are fixedly installed at the bottoms of the two first constant pressure rods 5501, a shaft lever 5503 is movably connected to the inner walls of the two support blocks 5502, a driving motor is fixedly installed on the inner wall of the support block 5502 located on the left side of the two support blocks 5502, an output shaft of the driving motor is fixedly connected with the left side of the shaft lever 5503 located on the left side, so that an annular wheel obtains a power source and can keep rotating, and a connecting block 5504 is fixedly installed on one side, opposite to the two shaft levers 5503;

the outer wall of the connecting block 5504 is fixedly provided with a turntable 5505, the top of the connecting block 5504 is fixedly provided with a second constant pressure rod 5506, the left side and the right side of the second constant pressure rod 5506 are movably connected with a third constant pressure rod 5507, the top of the second constant pressure rod 5506 is fixedly provided with a connecting ring plate 5508, the left side and the right side of the inner wall of the connecting ring plate 5508 are movably connected with inner ring plates 5509, the number of the tensioning assemblies 5500 is two, the number of the connecting ring plates 5508 and the number of the inner ring plates 5509 in each tensioning assembly 5500 are four, the four inner ring plates 5509 and the four connecting ring plates 5508 are annularly distributed by taking the circle center of the connecting block 5504 as an axis, the included angle between the top of the ring and the bottom of the fixed loop bar 55 is forty-five degrees, the sides, opposite to the four connecting ring plates 5508, are fixedly provided with soft rubber pads, so that the four connecting ring plates 5508 and the four inner ring plates 5509 can, make the ring gear rotate the back can be taut with the cloth edge, two equal fixed mounting in one side of relative of interior crown plate 5509 have a limiting plate 5510, two limiting plate 5510's relative one side fixed mounting have bent type spring 5511.

In use, referring to fig. 1-5, a user may first pass the front end of the cloth to be trimmed through the slide roller assembly 5 at the top of the left side of the table 1 and clamp the front end of the cloth with the clamping plate 3, when the cloth passes through the slide roller assembly 5, the bottom of the cloth contacts the second rotating roller 59, at this time, the slide rod 2 drives the clamping plate 3 to move rightward, so as to pull the cloth to move from left to right on the table 1, during the moving process, the force of the forward movement of the bottom of the cloth drives the second rotating roller 59 to rotate clockwise, so that the second rotating rod 58 fixedly connected with the second rotating roller 59 rotates in the same direction, when the second rotating rod 58 rotates, the projection 584 of the inner wall of the outer collar in the tensioning assembly 580 will be engaged with the corresponding groove formed in the second rotating rod 58, so that the outer collar 581 will rotate in the same direction with the second rotating rod 58, and the pulling rope 582 fixed at the top portion 581 of the outer collar 581 will be due to the outer wall 581 of the outer collar 581, therefore, the fixed loop bar 55 connected to the top of the pulling rope 582 is pulled downwards, when the fixed loop bar 55 is pulled downwards, the first rotating bar 54 and the first rotating roller 56 are also driven to downwards move, so that the first rotating roller 56 can be tightly attached to the top of the cloth, meanwhile, the tensioning assembly 5500 and the cutting head 57 are also driven to downwards move along with the downwards movement of the fixed loop bar 55, in the downwards movement process of the tensioning assembly 5500, the bottom of a ring wheel formed by four inner ring plates 5509 and four connecting ring plates 5508 in each tensioning assembly 5500 is firstly contacted with the upper surface of the cloth on the top of the second rotating roller 59, at the moment, a driving motor is started to operate, so that the ring wheel and the second rotating roller 59 reversely rotate, as the fixed loop bar 55 continuously downwards moves, the distance between the first rotating roller 56 and the second rotating roller 59 is gradually reduced, in order to adapt to the distance between the first rotating bar 5501 and the second rotating roller, the tensioning assembly 5500 is adaptively adjusted, firstly, the two first rotating, the opposite sides of the four connecting ring plates 5508 are respectively subjected to the reaction force of the second rotating roller 59 along with the rotation, so that the four connecting ring plates 5508 press the four second constant pressure rods 5506 and are relatively close to each other, the four inner ring plates 5509 are also stressed to begin to contract towards the corresponding connecting ring plates 5508 and press the corresponding bent springs 5511, finally the radius of the ring wheel is reduced, the ring wheel can be always tightly attached to the cloth on the second rotating roller 59, and the ring wheel is driven by the driving motor to rotate in the opposite direction with the second rotating roller 59, so that the cloth can be firmly clamped at the left and right edges of the cloth by the two ring wheels in the two tensioning assemblies 5500, and the cloth can be stretched towards the left and the right along with the opposite rotation of the two ring wheels, so that the edges of the cloth are tensioned, the cutting bits 57 on both sides can be inserted into the tensioned edge of the cloth to achieve the purpose of trimming.

To sum up, a user can firstly pass the front end of the cloth to be trimmed through the slide roller assembly 5 at the top of the left side of the table 1 and clamp the front end of the cloth with the clamping plate 3, when the cloth passes through the slide roller assembly 5, the bottom of the cloth will contact with the second rotating roller 59, at this time, the slide rod 2 will drive the clamping plate 3 to move rightwards, so as to pull the cloth to move from left to right on the table 1, during the moving process, the force of the forward movement of the bottom of the cloth will drive the second rotating roller 59 to rotate clockwise, so that the second rotating rod 58 fixedly connected with the second rotating roller 59 rotates in the same direction, when the second rotating rod 58 rotates, the projection 584 on the inner wall of the outer collar 581 in the tensioning assembly 580 will be engaged in the corresponding groove formed on the second rotating rod 58, so that the outer collar 581 will rotate in the same direction with the second rotating rod 58, and the pulling rope 582 fixed at the top of the outer collar 581 will be wound on the outer collar 581, therefore, the fixed loop bar 55 connected to the top of the pulling rope 582 is pulled downwards, when the fixed loop bar 55 is pulled downwards, the first rotating bar 54 and the first rotating roller 56 are also driven to downwards move, so that the first rotating roller 56 can be tightly attached to the top of the cloth, meanwhile, the tensioning assembly 5500 and the cutting head 57 are also driven to downwards move along with the downwards movement of the fixed loop bar 55, in the downwards movement process of the tensioning assembly 5500, the bottom of a ring wheel formed by four inner ring plates 5509 and four connecting ring plates 5508 in each tensioning assembly 5500 is firstly contacted with the upper surface of the cloth on the top of the second rotating roller 59, at the moment, a driving motor is started to operate, so that the ring wheel and the second rotating roller 59 reversely rotate, as the fixed loop bar 55 continuously downwards moves, the distance between the first rotating roller 56 and the second rotating roller 59 is gradually reduced, in order to adapt to the distance between the first rotating bar 5501 and the second rotating roller, the tensioning assembly 5500 is adaptively adjusted, firstly, the two first rotating, the opposite sides of the four connecting ring plates 5508 are respectively subjected to the reaction force of the second rotating roller 59 along with the rotation, so that the four connecting ring plates 5508 press the four second constant pressure rods 5506 and are relatively close to each other, the four inner ring plates 5509 are also stressed to begin to contract towards the corresponding connecting ring plates 5508 and press the corresponding bent springs 5511, finally the radius of the ring wheel is reduced, the ring wheel can be always tightly attached to the cloth on the second rotating roller 59, and the ring wheel is driven by the driving motor to rotate in the opposite direction with the second rotating roller 59, so that the cloth can be firmly clamped at the left and right edges of the cloth by the two ring wheels in the two tensioning assemblies 5500, and the cloth can be stretched towards the left and the right along with the opposite rotation of the two ring wheels, so that the edges of the cloth are tensioned, the cutting bits 57 on both sides can be inserted into the tensioned edge of the cloth to achieve the purpose of trimming.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a simple and easy cloth bead cutter of bilateral centre gripping, includes stage body (1) and smooth roller subassembly (5), its characterized in that: the top inner wall swing joint of stage body (1) has slide bar (2), the top fixed mounting of slide bar (2) has splint (3), the top front of stage body (1) and the equal fixed mounting in the back have bracing piece (4), two the relative one side of bracing piece (4) and the front and the back fixed connection of smooth roller subassembly (5).

2. The simple bilateral-clamping cloth edge trimmer according to claim 1, characterized in that: the smooth roller subassembly (5) is including supporting shell (51), taut subassembly (580) and tensioning subassembly (5500), the inner wall fixed mounting who supports shell (51) has supporting spring (52), the top fixed mounting of supporting spring (52) has axle sleeve (53), the inner wall swing joint of axle sleeve (53) has first bull stick (54), the right side swing joint who supports shell (51) has fixed loop bar (55), the right side fixed mounting of first bull stick (54) has first rotor (56), the bottom right side fixed mounting of fixed loop bar (55) has cutting tool bit (57), the bottom inner wall swing joint who supports shell (51) has second bull stick (58), the right side fixed mounting of second bull stick (58) has second rotor (59), the outer wall of second bull stick (58) and the inner wall swing joint of taut subassembly (580), the bottom of the fixed loop bar (55) is fixedly connected with the top of the tensioning assembly (5500).

3. The simple bilateral-clamping cloth edge trimmer according to claim 2, characterized in that: the tensioning assembly (580) comprises an outer sleeve ring (581), a pull rope (582) is fixedly installed at the top of the outer sleeve ring (581), a compression spring (583) is fixedly installed on the inner wall of the top of the outer sleeve ring (581), and a projection (584) is fixedly installed at the bottom of the compression spring (583).

4. The simple bilateral-clamping cloth edge trimmer according to claim 2, characterized in that: the tensioning assembly (5500) comprises two first constant pressure rods (5501), supporting blocks (5502) are fixedly mounted at the bottoms of the two first constant pressure rods (5501), shaft rods (5503) are movably connected to the inner walls of the two supporting blocks (5502), and a connecting block (5504) is fixedly mounted on one side, opposite to the shaft rods (5503);

outer wall fixed mounting of connecting block (5504) has carousel (5505), and the top fixed mounting of connecting block (5504) has second constant-pressure pole (5506), the equal swing joint in the left and right sides of second constant-pressure pole (5506) has third constant-pressure pole (5507), the top fixed mounting of second constant-pressure pole (5506) has link plate (5508), the equal swing joint in link plate (5509) the inner wall left and right sides has interior crown plate (5509), two the equal fixed mounting in one side relatively of interior crown plate (5509) has limiting plate (5510), two the relative one side fixed mounting of limiting plate (5510) has bent type spring (5511).

5. The simple bilateral-clamping cloth edge trimmer according to claim 2, characterized in that: the number of the supporting shells (51) in the sliding roller assembly (5) is two, and the opposite sides of the two supporting shells (51) are fixedly connected with the opposite sides of the two supporting rods (4) respectively.

6. The simple bilateral-clamping cloth edge trimmer according to claim 2, characterized in that: the left side fixed mounting of axle sleeve (53) has the pulley that quantity is two, supports the left side inner wall of shell (51) and offers the spout with two pulley looks adaptations, supports the right side of shell (51) and has offered the activity groove, the left side of first bull stick (54) pass this activity groove and with the inner wall swing joint of axle sleeve (53), the right side of first bull stick (54) run through fixed loop bar (55) and with the left side fixed connection of first commentaries on classics roller (56).

7. The simple bilateral-clamping cloth edge trimmer according to claim 6, characterized in that: the left end of fixed loop bar (55) openly with the equal fixed mounting in the back have the slider, the distance of the relative one side of two sliders is greater than the diameter of first bull stick (54), the right side outer wall of support shell (51) is seted up with the activity groove of two slider looks adaptations.

8. The simple bilateral-clamping cloth edge trimmer according to claim 3, characterized in that: the number of the tensioning assemblies (580) is two, the number of the protruding blocks (584) in each tensioning assembly (580) is eight, the inner wall of the second rotating rod (58) is provided with grooves matched with the eight protruding blocks (584), and the tops of the two pull ropes (582) are fixedly connected with the bottoms of the two fixed loop bars (55) on the opposite sides respectively.

9. The simple bilateral-clamping cloth edge trimmer according to claim 4, characterized in that: the quantity of tensioning subassembly (5500) is total two, and the quantity of connecting ring board (5508) and interior ring board (5509) all has four in every tensioning subassembly (5500), and four interior ring boards (5509) and four connect the centre of a circle that ring board (5508) used connecting block (5504) to be cyclic annular distribution as the axle, and the top of this ring is forty-five degrees with the contained angle between the bottom of fixed loop bar (55), and the equal fixed mounting in the opposite sides of the back of the body of four connection ring boards (5508) has the cushion.

10. The simple bilateral-clamping cloth edge trimmer according to claim 4, characterized in that: two locating in supporting shoe (5502) the left side inner wall fixed mounting of supporting shoe (5502) has driving motor in supporting shoe (5502), and driving motor's output shaft and the left side fixed connection who is located left axostylus axostyle (5503).