CN214244829U

CN214244829U - Cloth clamping mechanism of automatic flanging device for front trouser pocket welting sewing

Info

Publication number: CN214244829U
Application number: CN202120103092.1U
Authority: CN
Inventors: 沈素波
Original assignee: Changshu City Jinyuan Automation Equipment Sales Co ltd
Current assignee: Changshu City Jinyuan Automation Equipment Sales Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-09-21
Anticipated expiration: 2031-01-14

Abstract

The utility model provides a preceding trousers pocket welt is sewed up double-layered cloth mechanism of automatic flanging device, includes frame, connecting plate and aircraft nose, characteristics: the machine head comprises a pressing plate, the left side and the right side of the pressing plate are respectively backward provided with an extension plate, the front end of the pressing plate is provided with a pressing groove, a welt pressing plate is arranged in the pressing groove, a welt pressing plate seat is arranged at the rear of the pressing groove, a welt pressing plate cylinder is arranged on the connecting plate and connected with the welt pressing plate seat, a cloth clamping plate and a cloth absorbing plate are arranged below the pressing plate, the front end of the cloth clamping plate obliquely downwards forms a cloth clamping plate extension edge, the end part of the cloth clamping plate extension edge extends rightwards to form a cloth clamping edge, a cloth clamping plate screw is arranged on the cloth clamping plate and fixed with the extension plate after penetrating through the cloth clamping plate, one side of the cloth absorbing plate extends leftwards to form a cloth absorbing edge, cloth absorbing holes are distributed in the cloth absorbing plate and the cloth absorbing edge, a cloth absorbing plate fixing hole is arranged along the rear side edge of the cloth absorbing plate, and the cloth absorbing plate is fixed with the working table top. The stability and the machining efficiency of the movement of the trouser legs and the bag cloth are improved, and the sliding problem of the trouser legs and the bag cloth due to the excessive smoothness is avoided.

Description

Cloth clamping mechanism of automatic flanging device for front trouser pocket welting sewing

Technical Field

The utility model belongs to the technical field of sewing equipment, concretely relates to automatic flanging device's double-layered cloth mechanism is sewed up to preceding trousers bag hem.

Background

Clothes trousers are one of the daily indispensable articles for use of people, trousers generally all have preceding trousers pocket and back trousers pocket, not only play the effect of carrying article, play the effect of decoration more, wherein an welt messenger trousers pocket border non-deformable can be sewed up usually to the opening part of preceding trousers pocket and the decorative action is played in wearing and tearing, preceding trousers pocket will be earlier bag cloth in the manufacture process, trousers piece and welt are sewed up together, sew up welt turn-ups back in adjacent position department again, it can make trousers piece and the deckle edge of welt hide to sew up like this, can make the welt behind the turn-ups more level and more smooth again. At present, the mode of manually sewing the back flanging and then sewing is often adopted for operation, so that the sewing efficiency is low, and the situations of folds and different sewing lengths can occur. Along with sewing machine's development, some devices through artifical material loading and turn-ups and automatic sewing have appeared in the market, mainly send sack cloth, trousers piece and welt pressfitting and clamp to the sewing machine below and sew up, often will lean on frictional force to drive trousers piece and sack cloth and remove, nevertheless remove in-process trousers piece and sack cloth in the reality often can be because the surface fabric is too smooth and dislocation each other, the condition that can't make trousers piece and sack cloth remove even can appear, machining efficiency has seriously been influenced, can't satisfy the actual demand of producer's processing.

In view of the above, there is a need for a cloth clamping mechanism of an automatic edge-folding device for front trouser pocket welt stitching, which has a simple structure, is stable and reliable, and can effectively clamp and move the pocket cloth and the trouser sheets. The applicant has therefore made an advantageous design, in the context of which the solution to be described below is made.

SUMMERY OF THE UTILITY MODEL

The task of the utility model is to provide a preceding trousers bag welt is sewed up automatic flanging device's double-layered cloth mechanism helps improving the clamping structure of aircraft nose and trousers piece, bag cloth and improves the stability that trousers piece, bag cloth removed, is favorable to further improving machining efficiency and has avoided the slip problem that trousers piece, bag cloth appear because too smooth.

The utility model discloses a task is accomplished like this, a preceding trousers pocket welt is sewed up automatic flanging device's double-layered cloth mechanism, including a frame, one with the fixed connecting plate of frame and one with the connecting plate fixed and with the frame cooperation aircraft nose of being connected, its characterized in that: the machine head comprises a pressing plate fixed with a connecting plate, the left side and the right side of the pressing plate are respectively backwards provided with an extending plate, the front end of the pressing plate is provided with a pressing groove, a welt pressing plate is arranged in the pressing groove, the rear part of the pressing groove is rotatably provided with a welt pressing plate seat fixed with the welt pressing plate, the connecting plate is provided with a welt pressing plate cylinder, the welt pressing plate cylinder is in transmission connection with the welt pressing plate seat, a cloth clamping plate fixed with the extending plate is arranged below the pressing plate and at the position of the left extending plate, a cloth absorbing plate matched with the cloth clamping plate and fixed on the working table surface is arranged below the pressing plate and at the position of the right extending plate, the front end of the cloth clamping plate is obliquely downwards provided with a cloth clamping plate extending edge, the end part of the cloth clamping plate extending edge extends rightwards to form a cloth clamping edge, and a group of cloth clamping plate screws are arranged on the cloth clamping plate, this press from bottom to up pass behind the double-layered cloth board with extend the board on set up press from both sides the fixed screw of cloth board fixed, one side of cloth board extend left have one with press from both sides cloth limit complex suction cloth limit, cloth board and suction cloth edge evenly distributed have a set of suction cloth hole, the back side edge of cloth board is along having seted up a set of suction cloth board fixed orifices, the suction cloth board pass through suction cloth board fixed orifices and table surface fix with screw.

The utility model discloses a concrete embodiment, the place ahead of welt clamp plate is provided with a turn-ups frame, both ends constitute backward respectively about the turn-ups frame have a turn-ups connecting plate, a slot hole has been seted up along the fore-and-aft direction respectively at the middle part of turn-ups connecting plate, be provided with a set of gasket in the slot hole respectively, the top of turn-ups connecting plate be provided with a turn-ups respectively and connect the fixed plate, this turn-ups connect the fixed plate press respectively on the gasket that corresponds and pass behind the gasket through turn-ups connection fixed plate screw with clamp plate fixed connection, turn-ups connect and form the clearance between fixed plate and the clamp plate and make the turn-ups connecting plate can slide along the slot hole direction, the extension board on be fixed with a turn-ups cylinder respectively, the turn-ups cylinder respectively with the one end fixed connection of the turn-ups connecting plate that corresponds.

In another embodiment of the present invention, the frame comprises a frame, a supporting shaft fixed to the frame, a pair of feeding cylinders fixed to the left and right sides of the frame, a pair of supporting frames rotatably disposed at the left and right ends of the supporting shaft and having one end hinged to the corresponding feeding cylinder, a pair of connecting rods fixed to the other end of the corresponding supporting frame and extending forward to be connected to the head, and a moving base fixed to the lower portion of the frame and fixed to the connecting plate, wherein the left and right ends of the frame are respectively folded upward to form a feeding cylinder fixing plate, the feeding cylinders are fixed to the corresponding feeding cylinder fixing plates by a pair of feeding cylinder screws, the front end of the frame is folded upward to form a supporting shaft fixing plate, the supporting shaft is fixed to the upper end of the supporting shaft fixing plate by a set of supporting shaft screws, the supporting shaft and the supporting frame are rotatably connected by a supporting frame bearing, the feeding cylinder is upwards provided with a feeding cylinder column, the end part of the feeding cylinder column is respectively hinged with one end of a corresponding support frame, the other end of the support frame is respectively fixedly connected with a corresponding connecting rod through a pair of support frame screws, the pressing plates are respectively upwards provided with a base connecting plate at positions corresponding to the connecting rods, the base connecting plate is provided with a hinged long hole along the front-back direction, one end of the connecting rod is respectively hinged with the corresponding hinged long hole through a connecting rod shaft, the movable base is fixed below the middle part of the frame through a group of movable base screws, one end of the movable base extends forwards and is provided with a connecting block at a position in front of a fixing plate of the feeding cylinder, the connecting plate is arranged above the connecting block, the connecting plate is provided with a connecting block pressing plate, and the connecting block pressing plate is provided with a pair of connecting block pressing plate screws, the connecting block pressing plate screw sequentially penetrates through the connecting block pressing plate, the connecting plate and the connecting block from top to bottom and then is fixedly connected with the moving seat.

In yet another embodiment of the present invention, a welt-pressing plate cylinder mounting plate is fixed to the connecting plate by a pair of welt-pressing plate cylinder mounting plate screws, a welt-pressing plate cylinder fixing plate is hinged to the front end of the welt-pressing plate cylinder mounting plate, a welt-pressing plate cylinder is fixed to the welt-pressing plate cylinder fixing plate by a welt-pressing plate cylinder screw, a welt-pressing plate cylinder is forwardly formed with a welt-pressing plate cylinder column, a cylinder column hinge plate is fixed to the end of the welt-pressing plate cylinder column, a welt-pressing plate base hinge plate is upwardly formed at each of left and right sides of the welt-pressing plate base, the welt-pressing plate base is rotatably supported on the welt-pressing plate base hinge plate at left and right ends thereof, a cylinder column connecting plate hinged to the cylinder column hinge plate is upwardly formed with the welt-pressing plate base, a welt-pressing plate base is forwardly formed with a welt-pressing plate, the welt pressing plate connecting plate is fixedly connected with the welt pressing plate through a pair of welt pressing plate connecting plate screws.

In another specific embodiment of the present invention, the flanging cylinder is fixed with the corresponding extending plate through a pair of flanging cylinder screws respectively, the flanging cylinder is forward formed with a flanging cylinder column respectively, the rear end of the flanging connecting plate is turned up respectively to have a flanging cylinder column connecting plate, the flanging cylinder column is fixed with the corresponding flanging cylinder column connecting plate through a flanging cylinder column screw respectively.

In still another specific embodiment of the present invention, the position below the flanging frame in the pressure groove is fixed with a flanging push plate, and the flanging push plate is fixed by a set of flanging push plate screws on the flanging frame at intervals and protrudes out of the flanging frame towards the rear side.

In yet another specific embodiment of the present invention, the front side edge of the welt-pressing plate is bent downward along an oblique direction and is formed with anti-slip teeth at the edge.

In a more specific embodiment of the present invention, the connecting plate is located at a position between the two extending plates and the front side edge is fixedly connected to the pressing plate by a set of connecting plate screws.

In yet another specific embodiment of the present invention, the connecting plate has elasticity.

In a still more specific embodiment of the present invention, a non-slip edge is formed at the edge of the lower side of the pressing plate located at the front side of the pressing groove.

The utility model adopts the above structure after, beneficial effect who has: due to the fact that the cloth clamping plate and the cloth absorbing plate are arranged below the machine head and the cloth clamping plate and the cloth absorbing plate are matched with each other, the trousers piece and the bag cloth are clamped by the cloth clamping plate all the time in the moving process, the moving stability and the processing efficiency of the trousers piece and the bag cloth are improved, and the sliding problem caused by the fact that the trousers piece and the bag cloth are too smooth is avoided.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is a schematic side view of the present invention.

In the figure: 1. the automatic feeding device comprises a base, 11, a frame, 111, a feeding cylinder fixing plate, 112, a supporting shaft fixing plate, 12, a supporting shaft, 121, a supporting shaft screw, 13, a feeding cylinder, 131, a feeding cylinder column, 132, a feeding cylinder screw, 14, a supporting frame, 141, a supporting frame bearing, 142, a supporting frame screw, 15, a connecting rod, 151, a connecting rod shaft, 16, a moving seat, 161, a moving seat screw, 162, a connecting block, 163, a connecting block pressing plate and 164, a connecting block pressing plate screw; 2. the device comprises a connecting plate, 21, a welt pressing plate cylinder, 211, a welt pressing plate cylinder column, 2111, a cylinder column hinged plate, 212, a welt pressing plate cylinder screw, 22, a welt pressing plate cylinder mounting plate, 221, a welt pressing plate cylinder mounting plate screw, 222, a welt pressing plate cylinder fixing plate, 23, a welt pressing plate seat, 231, a cylinder column connecting plate, 232, a welt pressing plate connecting plate, 2321, a welt pressing plate connecting plate screw, 24, a welt pressing plate, 241, an anti-skid tooth and 25, a connecting plate screw; 3. the flanging press comprises a machine head, a press plate, a pressing plate, an extension plate, a 3111 cloth clamping plate fixing screw hole, a 312 pressing groove, a 313 base connecting plate, a 3131 hinging long hole, a 314 welt press plate base hinging plate, a 315 anti-slip edge, a 32 flanging air cylinder, a 321 flanging air cylinder column, a 3211 flanging air cylinder column screw, a 322 flanging air cylinder screw, a 33 flanging frame, a 331 flanging connecting plate, a 3311 long hole, a 3312 gasket, a 3313 flanging air cylinder column connecting plate, a 332 flanging connecting fixing plate, a 333 flanging connecting fixing plate screw, a 334 flanging push plate, a 3341 flanging push plate screw; 4. a cloth clamping plate, 41, a cloth clamping plate extending edge, 411, a cloth clamping edge and 42, a cloth clamping plate screw; 5. a cloth absorbing plate 51, a cloth absorbing edge 511, cloth absorbing holes 52 and a cloth absorbing plate fixing hole.

Detailed Description

In order to make the technical essence and advantages of the present invention more clear, the applicant below describes in detail the embodiments, but the description of the embodiments is not a limitation of the present invention, and any equivalent changes made according to the inventive concept, which are only formal and not essential, should be considered as the technical scope of the present invention.

In the following description, any concept related to the directions or orientations of up, down, left, right, front and rear is based on the position state of fig. 1, and thus it should not be understood as a specific limitation to the technical solution provided by the present invention.

Referring to fig. 1 and 2, the present invention relates to a cloth clamping mechanism of an automatic flanging device for sewing the welt of a front trouser pocket, which comprises a frame 1, a connecting plate 2 fixed with the frame 1 and a machine head 3 fixed with the connecting plate 2 and connected with the frame 1 in a matching way, and is characterized in that: the machine head 3 comprises a press plate 31 fixed with a connecting plate 2, the left and right sides of the press plate 31 are respectively backwards provided with an extension plate 311, the front end of the press plate 31 is provided with a press groove 312, the press groove 312 is internally provided with a welt press plate 24, the back of the press groove 312 is rotatably provided with a welt press plate seat 23 fixed with the welt press plate 24, the connecting plate 2 is provided with a welt press plate cylinder 21, the welt press plate cylinder 21 is in transmission connection with the welt press plate seat 23, a cloth clamping plate 4 fixed with the extension plate 311 is arranged below the press plate 31 and at the position of the left extension plate 311, a cloth absorbing plate 5 matched with the cloth clamping plate 4 and fixed on the working table surface is arranged below the press plate 31 and at the position of the right extension plate 311, the front end of the cloth clamping plate 4 is obliquely downwards provided with a cloth clamping plate extension edge 41, the end part of the cloth clamping plate extension edge 41 is extended rightwards with a cloth clamping edge 411, be provided with a set of double-layered fabric slab screw 42 on aforementioned double-layered fabric slab 4, this double-layered fabric slab screw 42 from down up pass double-layered fabric slab 4 after and extend the board 311 and go up a set of double-layered fabric slab fixed screw 3111 of seting up and fix, one side of aforementioned fabric slab 5 extends left and has one and press from both sides the selvedge 51 of cloth edge 411 complex and inhale selvedge 51, evenly distributed has a set of suction cloth hole 511 on aforementioned fabric slab 5 and the suction cloth edge 51, a set of suction cloth board fixed orifices 52 has been seted up along aforementioned rear side edge of fabric slab 5, aforementioned fabric slab 5 is through inhaling cloth board fixed hole 52 and table surface fix with screw.

In this embodiment, the machine base 1 includes a frame 11, a supporting shaft 12 fixed to the frame 11, a pair of feeding cylinders 13 fixed to left and right sides of the frame 11, a pair of supporting frames 14 rotatably installed at left and right ends of the supporting shaft 12, respectively, and having one end hinged to the corresponding feeding cylinder 13, a pair of connecting rods 15 fixed to the other end of the corresponding supporting frame 14, respectively, and extending forward to connect with the machine head 3, and a moving base 16 fixed to a lower side of the frame 11 and fixed to the connecting plate 2, wherein a feeding cylinder fixing plate 111 is folded upward at left and right ends of the frame 11, the feeding cylinders 13 are fixed to the corresponding feeding cylinder fixing plates 111 by a pair of feeding cylinder screws 132, a supporting shaft fixing plate 112 is folded upward at a front end of the frame 11, the supporting shaft 12 is fixed to an upper end of the supporting shaft fixing plate 112 by a set of supporting shaft screws 121, the supporting shaft 12 and the supporting frame 14 are rotatably connected by a supporting frame bearing 141, the feeding cylinder 13 is upwardly formed with a feeding cylinder column 131, the end of the feeding cylinder column 131 is hinged to one end of the corresponding supporting frame 14, the other end of the supporting frame 14 is fixedly connected to the corresponding connecting rod 15 by a pair of supporting frame screws 142, the pressing plate 31 is upwardly formed with a base connecting plate 313 at a position corresponding to the connecting rod 15, the base connecting plate 313 is formed with a hinge long hole 3131 along the front-rear direction, one end of the connecting rod 15 is hinged to the corresponding hinge long hole 3131 by a connecting rod shaft 151, the movable base 16 is fixed below the middle of the frame 11 by a set of movable base screws 161, one end of the movable base 16 extends forward and is provided with a connecting block 162 at a position in front of the feeding cylinder fixing plate 111, the connecting plate 2 is arranged above the connecting block 162, the connecting plate 2 is provided with a connecting block pressing plate 163, the connecting block pressing plate 163 is provided with a pair of connecting block pressing plate screws 164, and the connecting block pressing plate screws 164 sequentially penetrate through the connecting block pressing plate 163, the connecting plate 2 and the connecting block 162 from top to bottom and then are fixedly connected with the moving seat 16.

Referring to fig. 1, a flanging frame 33 is disposed in front of the welt-pressing plate 24, a flanging connecting plate 331 is formed at each of the left and right ends of the flanging frame 33, a long hole 3311 is formed at the middle of the flanging connecting plate 331 along the front-rear direction, a set of spacers 3312 is disposed in the long holes 3311, a flanging connecting and fixing plate 332 is disposed above the flanging connecting plate 331, the flanging connecting and fixing plates 332 are respectively pressed against the corresponding gaskets 3312 and fixedly connected with the pressure plate 31 through flanging connecting and fixing plate screws 333 penetrating through the gaskets 3312, a gap is formed between the flanging connecting and fixing plates 332 and the pressure plate 31 to enable the flanging connecting plates 331 to slide along the direction of the elongated holes 3311, flanging cylinders 32 are respectively fixed on the extending plates 311, and the flanging cylinders 32 are respectively fixedly connected with one ends of the corresponding flanging connecting plates 331.

Further, a welt presser cylinder mounting plate 22 is fixed on the connecting plate 2 through a pair of welt presser cylinder mounting plate screws 221, a welt presser cylinder fixing plate 222 is hinged at the front end of the welt presser cylinder mounting plate 22, the welt presser cylinder 21 is fixed on the welt presser cylinder fixing plate 222 through welt presser cylinder screws 212, the welt presser cylinder 21 is forwardly formed with a welt presser cylinder post 211, a cylinder post hinge plate 2111 is fixed at the end of the welt presser cylinder post 211, the presser 31 is upwardly formed with a welt presser seat hinge plate 314 at the positions of the left and right sides of the welt presser seat 23, the left and right ends of the welt presser seat 23 are rotatably supported on the welt presser seat hinge plate 314, the welt presser seat 23 is upwardly formed with a cylinder post connecting plate 231 hinged with the cylinder post hinge plate 2111, the welt presser seat 23 is forwardly formed with a welt presser connecting plate 232, the aforementioned welt presser plate attachment plate 232 is fixedly connected to the welt presser plate 24 by a pair of welt presser plate attachment plate screws 2321.

In this embodiment, the flanging cylinders 32 are respectively fixed to the corresponding extending plates 311 through a pair of flanging cylinder screws 322, the flanging cylinders 32 respectively form a flanging cylinder post 321 forward, the rear ends of the flanging connecting plates 331 are respectively turned over upward to form a flanging cylinder post connecting plate 3313, and the flanging cylinder posts 321 are respectively fixed to the corresponding flanging cylinder post connecting plates 3313 through flanging cylinder post screws 3211.

In this embodiment, a flanging push plate 334 is fixed below the flanging frame 33 and at a position in the indent 312, and the flanging push plate 334 is fixed by a set of flanging push plate screws 3341 spaced apart from the flanging frame 33 and protrudes out of the flanging frame 33 toward the rear side.

Furthermore, the front side edge of the welt pressing plate 24 is bent downward and has an anti-slip tooth 241 at the edge, and an anti-slip edge 315 is formed at the edge below the pressing plate 31 and at the front side of the pressing groove 312.

Further, the aforementioned connecting plate 2 is located at a position between the two extending plates 311 and the front side edge is fixedly connected with the pressure plate 31 by a set of connecting plate screws 25, and the aforementioned connecting plate 2 has elasticity.

Referring to fig. 1 and fig. 2, firstly, the flanging device is fixed on the moving mechanism of the sewing machine through the moving seat 16, the flanging cylinder 32, the welting platen cylinder 21 and the feeding cylinder 13 are respectively connected with the air source, so that the cloth absorbing plate 5 is communicated with the cloth absorbing mechanism, specifically, the cloth absorbing hole 511 is communicated with the air suction pipe of the cloth absorbing mechanism, when the device is needed to perform flanging and sewing, the feeding cylinder 13 pulls the support frame 14 to rotate the connecting rod 15 around the support shaft 12 counterclockwise to lift the machine head 3, so that the machine head 3 is separated from the working table, then the trouser sheets and the pocket cloth are overlapped up and down at the position of the cloth absorbing plate 5, and the trouser sheets and the pocket cloth are adsorbed at the position of the cloth absorbing hole 511, the flanging device is moved to the upper side of the cloth absorbing plate 5 through the moving mechanism, the cloth clamping plate extending edge 41 of the cloth clamping plate 4 hangs down in the moving process, inserting the cloth clamping edge 411 below the cloth suction edge 51, enabling the feeding cylinder 13 to push the support frame 14 to rotate clockwise around the support shaft 12, enabling the press plate 31 of the machine head 3 to press the trouser sheets and the pocket cloth, enabling the cloth clamping plate 4 and the cloth clamping plate extending edge 41 to clamp the trouser sheets and the pocket cloth, enabling the welt press plate cylinder 21 to pull the welt press plate seat 23 to rotate anticlockwise and enabling the welt press plate 24 to turn upwards, placing the welt above the welt frame 33 at a position corresponding to the trouser sheets and the pocket cloth, driving the welt press plate cylinder 21 to push the welt press plate seat 23 to rotate clockwise and enabling the anti-skid teeth 241 of the welt press plate 24 to press the welt, then enabling the moving mechanism with the flanging device to move to the lower part of the sewing machine and to sew the trouser sheets, the pocket cloth and the welt at a position between the press plate 31 and the flanging frame 33, and enabling the cloth clamping edge 411 to be drawn away from the lower part of the cloth suction edge 51 and the trouser sheets and the pocket cloth to move together in the moving process of the moving mechanism, after finishing the first sewing; the welt pressing plate cylinder 21 pulls the welt pressing plate seat 23 to rotate anticlockwise and enables the welt pressing plate 24 to turn upwards, the flanging frame 33 and the flanging pushing plate 334 are pulled by the flanging cylinder 32 to move backwards, the paster is turned backwards along a suture line under the pushing of the flanging pushing plate 334, and the sewing machine performs secondary sewing along the suture line after flanging once again, so that the automatic flanging function of the device is realized, and the processing efficiency is effectively improved.

Claims

1. The utility model provides a preceding trousers pocket welt is sewed up double-layered cloth mechanism of automatic flanging device, includes a frame (1), one and frame (1) fixed connecting plate (2) and one with connecting plate (2) fixed and with frame (1) cooperation aircraft nose (3) of being connected, its characterized in that: the machine head (3) comprises a pressing plate (31) fixed with the connecting plate (2), the left side and the right side of the pressing plate (31) are respectively backwards provided with an extending plate (311), the front end of the pressing plate (31) is provided with a pressing groove (312), a welt pressing plate (24) is arranged in the pressing groove (312), a welt pressing plate seat (23) fixed with the welt pressing plate (24) is rotatably arranged behind the pressing groove (312), the connecting plate (2) is provided with a welt pressing plate cylinder (21), the welt pressing plate cylinder (21) is in transmission connection with the welt pressing plate seat (23), a cloth clamping plate (4) fixed with the extending plate (311) is arranged below the pressing plate (31) and at the position of the left extending plate (311), a cloth absorbing plate (5) matched with the cloth clamping plate (4) and fixed on the working table top is arranged below the pressing plate (31) and at the position of the right extending plate (311), the utility model discloses a work table, including press from both sides the front end slant of cloth clamp (4) down and constitute and have a double-layered cloth clamp to extend limit (41), the tip that should press from both sides cloth clamp to extend limit (41) extends right and has a double-layered cloth clamp (411), double-layered cloth clamp (4) on be provided with a set of double-layered cloth clamp screw (42), should press from both sides cloth clamp screw (42) from down up pass behind double-layered cloth clamp (4) and extend a set of double-layered cloth clamp fixing screw (3111) of seting up on board (311) fixed, one side of inhaling cloth clamp (5) extends left and has one and press from both sides cloth clamp (411) complex inhale cloth limit (51), inhale cloth clamp (5) and inhale cloth limit (51) on evenly distributed have a set of cloth absorption hole (511), the back side edge of inhaling cloth clamp (5) has seted up a set of cloth clamp fixing hole (52), inhale cloth clamp (5) through inhaling cloth clamp fixing hole (52) and table surface fix with screw.

2. The cloth clamping mechanism of the automatic flanging device for the front trouser pocket welt stitching according to claim 1 is characterized in that a flanging frame (33) is arranged in front of the flanging pressing plate (24), the left and right ends of the flanging frame (33) are respectively formed backwards with a flanging connecting plate (331), the middle part of the flanging connecting plate (331) is respectively provided with a long hole (3311) along the front and back direction, a group of gaskets (3312) are respectively arranged in the long holes (3311), a flanging connecting and fixing plate (332) is respectively arranged above the flanging connecting plate (331), the flanging connecting and fixing plates (332) are respectively pressed on the corresponding gaskets (3312) and fixedly connected with the pressing plate (31) after penetrating through the gaskets (3312) through flanging connecting and fixing plate screws (333), a gap is formed between the flanging connecting and fixing plate (332) to enable the flanging connecting plate (331) to slide along the direction of the long holes (3311), the extending plates (311) are respectively fixed with a flanging cylinder (32), and the flanging cylinders (32) are respectively fixedly connected with one end of the corresponding flanging connecting plate (331).

3. The cloth clamping mechanism of the automatic flanging device for the welt stitching of the front trouser pocket according to the claim 1 is characterized in that the machine base (1) comprises a machine frame (11), a supporting shaft (12) fixed with the machine frame (11), a pair of feeding cylinders (13) fixed on the left and right sides of the machine frame (11) respectively, a pair of supporting frames (14) rotatably arranged on the left and right ends of the supporting shaft (12) respectively and one end of each supporting frame is hinged with the corresponding feeding cylinder (13) respectively, a pair of connecting rods (15) fixed on the other end of the corresponding supporting frame (14) respectively and extending forwards to be connected with the machine head (3), and a moving seat (16) fixed below the machine frame (11) and fixed with the connecting plate (2), the left and right ends of the machine frame (11) are respectively turned upwards to be provided with a feeding cylinder fixing plate (111), the feeding cylinders (13) are fixed on the corresponding feeding cylinder fixing plates (111) through a pair of feeding cylinder screws (132) respectively, the front end of the frame (11) is upwards turned and folded to form a supporting shaft fixing plate (112), the supporting shaft (12) is fixed at the upper end part of the supporting shaft fixing plate (112) through a group of supporting shaft screws (121), the supporting shaft (12) and the supporting frame (14) are respectively in rotary connection through a supporting frame bearing (141), the feeding cylinder (13) upwards forms a feeding cylinder column (131), the end part of the feeding cylinder column (131) is respectively hinged with one end of the corresponding supporting frame (14), the other end of the supporting frame (14) is respectively fixedly connected with the corresponding connecting rod (15) through a pair of supporting frame screws (142), the pressing plate (31) respectively upwards forms a frame connecting plate (313) at the position corresponding to the connecting rod (15), and the frame connecting plate (313) is provided with a hinged long hole (3131) along the front-back direction, one end of each connecting rod (15) is hinged to the corresponding hinged long hole (3131) through a connecting rod shaft (151), the moving seat (16) is fixed to the lower portion of the middle of the frame (11) through a group of moving seat screws (161), one end of the moving seat (16) extends forwards and is provided with a connecting block (162) at the position in front of the feeding cylinder fixing plate (111), the connecting plate (2) is arranged above the connecting block (162), a connecting block pressing plate (163) is arranged on the connecting plate (2), a pair of connecting block pressing plate screws (164) are arranged on the connecting block pressing plate (163), and the connecting block pressing plate screws (164) sequentially penetrate through the connecting block pressing plate (163), the connecting plate (2) and the connecting block (162) from top to bottom and then are fixedly connected with the moving seat (16).

4. The cloth clamping mechanism of the automatic flanging device for the welt stitching of the front trouser pocket according to the claim 1 is characterized in that a welt press plate cylinder mounting plate (22) is fixed on the connecting plate (2) through a pair of welt press plate cylinder mounting plate screws (221), the front end of the welt press plate cylinder mounting plate (22) is hinged with a welt press plate cylinder fixing plate (222), the welt press plate cylinder (21) is fixed on the welt press plate cylinder fixing plate (222) through welt press plate cylinder screws (212), the welt press plate cylinder (21) is forwardly formed with a welt press plate cylinder column (211), the end of the welt press plate cylinder column (211) is fixed with a cylinder column hinged plate (2111), the press plate (31) is respectively upwards formed with a welt press plate seat hinged plate (314) at the left side and the right side of the welt press plate seat (23), the left end and the right end of the welt pressing plate seat (23) are rotatably supported on the welt pressing plate seat hinged plate (314), a cylinder column connecting plate (231) hinged with the cylinder column hinged plate (2111) is upwards formed on the welt pressing plate seat (23), a welt pressing plate connecting plate (232) is forwards formed on the welt pressing plate seat (23), and the welt pressing plate connecting plate (232) is fixedly connected with the welt pressing plate (24) through a pair of welt pressing plate connecting plate screws (2321).

5. The cloth clamping mechanism of the automatic flanging device for front trouser pocket welting and sewing according to claim 2 is characterized in that the flanging cylinder (32) is fixed with the corresponding extending plate (311) through a pair of flanging cylinder screws (322), the flanging cylinder (32) is respectively formed with a flanging cylinder column (321) forward, the rear end of the flanging connecting plate (331) is respectively folded with a flanging cylinder column connecting plate (3313) upward, and the flanging cylinder column (321) is respectively fixed with the corresponding flanging cylinder column connecting plate (3313) through a flanging cylinder column screw (3211).

6. The cloth clamping mechanism of the automatic flanging device for front trouser pocket welt stitching according to claim 2 is characterized in that a flanging push plate (334) is fixed at the position below the flanging frame (33) and positioned in the pressure groove (312), and the flanging push plate (334) is fixed through a group of flanging push plate screws (3341) arranged on the flanging frame (33) at intervals and protrudes out of the flanging frame (33) towards the rear side.

7. The cloth clamping mechanism of the automatic flanging device for the welt stitching of the front trouser pocket according to the claim 1 is characterized in that the front side edge of the welt pressing plate (24) is bent downwards along an oblique direction and is provided with anti-skid teeth (241) at the edge.

8. The cloth clamping mechanism of the automatic flanging device for the welt stitching of the front trouser pocket according to the claim 1 is characterized in that the connecting plate (2) is positioned between the two extending plates (311) and the front side edge is fixedly connected with the pressing plate (31) through a group of connecting plate screws (25).

9. The cloth clamping mechanism of the front trouser pocket welt sewing automatic flanging device according to the claim 1 is characterized in that the connecting plate (2) has elasticity.

10. The cloth clamping mechanism of the front trouser pocket welt sewing automatic flanging device according to the claim 1 is characterized in that a non-slip edge (315) is formed at the edge of the lower part of the pressure plate (31) which is positioned at the front side of the pressure groove (312).