CN211968488U

CN211968488U - Automatic leather sewing and trimming device

Info

Publication number: CN211968488U
Application number: CN201922275959.7U
Authority: CN
Inventors: 邵英雷
Original assignee: Zhejiang Jinluda Leather Ware Co ltd
Current assignee: Zhejiang Jinluda Leather Ware Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-11-20
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses an automatic pruning equipment of sewing up of leather, include the frame, locate pay-off frame in the frame, locate receive work or material rest in the frame, locate receive material roller on the work or material rest, be used for the fifty percent discount device of fifty percent discount leather, be used for the rubber coating device of bonding leather department of sewing up, suturing device and be used for cutting the cutting device of slitter edge, cutting device is including locating cutting bed in the frame, be equipped with the locating plate of constant head tank, locate cutting knife, drive in the constant head tank cutting knife pivoted drive assembly, be used for pushing down the subassembly that pushes down of leather, be used for adjusting cutting position's cutting adjustment subassembly, garbage collection subassembly and be used for the grinding assembly of grinding the cutting knife.

Description

Automatic leather sewing and trimming device

Technical Field

The utility model belongs to the technical field of the leather processing, especially, relate to an automatic pruning equipment of sewing up of leather.

Background

With the continuous development of social economy and the continuous improvement of the living standard of people, more and more families have private cars, and people often install automobile seat leather covers on the seats of the private cars in the using process of the private cars; generally speaking, when an enterprise produces the automobile seat leather sheath, the automobile seat leather sheath is formed by splicing and sewing sample pieces with different shapes, and the sample pieces are formed by sewing and folding leather. After the leather is sewn, the excess waste at the sewn edge needs to be cut off. The existing trimming is generally carried out manually, the processing efficiency is low, and the trimming smoothness cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide an automatic pruning equipment of sewing up of leather.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an automatic leather sewing and trimming device comprises a rack, a feeding frame arranged on the rack, a collecting roller arranged on the collecting frame, a folding device for folding leather, a gluing device for adhering a leather sewing part, a sewing device and a cutting device for cutting waste edges, wherein the cutting device comprises a cutting table arranged on the rack, a positioning plate provided with a positioning groove, a cutting knife arranged in the positioning groove, a driving assembly for driving the cutting knife to rotate, a pressing assembly for pressing leather downwards, a cutting adjusting assembly for adjusting a cutting position, a waste collecting assembly and a polishing assembly for polishing the cutting knife; the leather after sewing up passes through between locating plate and the cutting bed, removes the locating plate, makes the constant head tank aim at with the cutting position of settlement, then rotates the cutting knife, then the pulling leather removes, then the cutting knife with leather side automatic cutout, and then the completion is to the unnecessary sealing material automatic trimming of the side of leather.

Preferably, the pressing assembly comprises a plurality of second elastic pieces arranged on the bottom surface of the positioning plate, a pressing plate arranged below the second elastic pieces, a plurality of fourth rollers arranged on the bottom of the pressing plate and a plurality of sliding rods arranged on the pressing plate, the positioning plate is provided with a sliding hole matched with the sliding rods, and the pressing plate is provided with a through groove for a cutting knife to pass through; the pressing plate can be pushed to compress the leather through the second elastic piece, so that the leather is limited, the leather is prevented from moving obliquely in the moving process, and the accuracy of a cutting position is guaranteed.

Preferably, the cutting adjustment assembly comprises a slide rail arranged on the rack, a fourth support plate matched with the slide rail, and a second driving piece driving the fourth support plate to move.

Preferably, the waste collection assembly comprises an air pump, an air nozzle arranged below the pressing plate, an air supply pipe, a collection box and a blocking plate obliquely arranged on the bottom of the pressing plate, and the bottom of the blocking plate can be in contact with the cutting table; blow to between clamp plate and the cutting bed through spouting the tuyere, can blow down the leather sealing material that the cutting got off to the collection incasement to avoid the waste material to pile up on the cutting bed, and can cool down the cutting knife through blowing.

Preferably, the blocking plate is provided with a mounting cavity, a plurality of third elastic pieces and a top plate are arranged in the mounting cavity, one end of the top plate is fixed on the end part of each third elastic piece, and the other end of the top plate is in contact with the cutting table; promote the roof through the third elastic component for the roof lower extreme all the time with the cutting contact, guarantee that the waste material is whole to drop to the collection box in.

Preferably, the polishing assembly comprises first fixed blocks symmetrically arranged on two sides of the cutting knife, a push rod arranged on the first fixed blocks, a clamping fixed plate arranged on the end part of the push rod and a polishing plate detachably arranged on the clamping fixed plate; when needs are polished to the cutting knife, need not the stop equipment, only need promote for polishing board and cutting knife contact, the cutting knife will take place the friction with the board of polishing in the pivoted in-process, and then accomplishes and polish, guarantees machining efficiency.

Preferably, the clamping fixing plate is provided with an installation groove, and a fastening bolt is screwed on the clamping fixing plate; the grinding plate can be fixed by rotating the fastening bolt, so that the grinding plate is convenient to replace.

Preferably, the driving assembly comprises a second fixed block arranged on the positioning plate, a driving shaft arranged on the second fixed block and a third driving piece.

In conclusion, the sewed leather passes through the positioning plate and the cutting table, the positioning plate is moved to align the positioning groove with the set cutting position, then the cutting knife is rotated, the leather is pulled to move, and then the cutting knife automatically cuts the side edge of the leather, so that the automatic trimming of the redundant sealing materials on the side edge of the leather is completed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of fig. 1 at a.

Fig. 3 is an enlarged view of fig. 2 at B.

Fig. 4 is a top view of the present invention.

Fig. 5 is a cross-sectional view taken at a-a of fig. 4.

Fig. 6 is an enlarged view of fig. 5 at a.

Fig. 7 is an enlarged view at B of fig. 5.

Fig. 8 is a sectional view at B-B of fig. 4.

Fig. 9 is a sectional view at C-C of fig. 4.

Fig. 10 is an enlarged view of fig. 9 at a.

Fig. 11 is an enlarged view of fig. 10 at a.

Detailed Description

As shown in fig. 1-11, an automatic leather sewing and trimming device comprises a frame 1, a feeding frame 11, a receiving frame 12, a receiving roller 13, a folding device, a gluing device, a sewing device and a cutting device, wherein the feeding frame 11 is vertically fixed on the frame and used for clamping a leather raw material roller; the material collecting frame 12 is fixed on the frame; two ends of the material receiving roller 13 are respectively and rotatably connected to the material receiving frame, and the material receiving roller is driven to rotate by a motor; specifically, the folding device comprises a first fixing frame 2, a first limiting plate 21, a second limiting plate 22, a bending plate 23, a first fixing plate 24, a driving plate 25, a first driving piece 26, a guiding plate 27, a guiding roller 28, a first limiting assembly and a second limiting assembly, wherein the guiding plate 27 is an arc-shaped bending plate which is arranged correspondingly up and down and is fixed on the rack through a rod, the guiding plate is arranged obliquely, and the inclination angle is reduced from left to right; the first fixing frame 2 is fixed on the frame; the first limiting plate 21 is horizontally fixed on the first fixing frame; the second limiting plate 22 is horizontally fixed on the first fixing frame and is positioned right below the first limiting plate; the first fixing plate 24 is fixed on the first fixing frame, and a first sliding groove is formed in the first fixing plate; the driving plate 25 is inserted into the first fixing plate through the first sliding groove, and one end of the driving plate is inserted between the first limiting plate and the second limiting plate; the bending plate 23 is fixed at one end, extending into a position between the first limiting plate and the second limiting plate, of the driving plate, and is provided with an arc-shaped bending surface; the first driving piece 26 can be a cylinder, and the output end of the first driving piece is fixed on the driving plate; the guide rollers 28 are rotatably connected to the end portions of the first and second limit plates, respectively.

Further, the first limiting assembly comprises a baffle 3, a first roller 31, a second roller 32, a second chute 33, a first connecting plate 34 and a first screw 35, wherein the second chute 33 is arranged on the bottom surface of the first limiting plate; the baffle 3 is arranged between the first limiting plate and the second limiting plate; the first connecting plate 3 is fixed on the baffle and inserted into the second chute 33; the first screw 35 is a conventional metal screw which is screwed on the first connecting plate, and one end of the first screw is rotatably connected in the second chute; the other end of the first fixing frame extends out through the first fixing frame; the first rollers 31 are uniformly and rotatably connected to the side face of the baffle corresponding to the bending plate; the second roller 32 is uniformly connected to the bending plate in a rotating mode, the center folding position of the leather is clamped and extruded through the baffle and the bending plate, and the leather can be prevented from being deviated in the folding line and the center line when the material collecting roller drives the leather to move.

Preferably, the second limiting assembly comprises an elastic telescopic rod 37, a clamping plate 38 and a third roller 39, wherein the elastic telescopic rod 37 is a conventional metal elastic telescopic rod which is uniformly fixed on the bottom surface of the first limiting plate and the top surface of the second limiting plate; the clamping plate 38 is fixed on the end part of the elastic telescopic rod; the third rollers 39 are uniformly arranged on the clamping plate, the clamping plate is pushed by the elastic telescopic rod, the two sides of the leather can be clamped together, so that the sewing positions on the two sides of the leather are prevented from shifting in the leather moving process, and the third rollers are arranged to ensure that the leather can normally move.

Specifically, the gluing device comprises a first support plate 4, a gluing roller 41, a bearing plate 42, a glue storage box 40, a liquid delivery pump, a liquid pumping pipe, a liquid delivery pipe 44, a glue spreading roller 45, a third support plate 46, a first elastic part 47, a sealing ring 48, an arc-shaped bending part 49 and a compacting assembly, wherein the first support plate 4 is fixed on a first fixing frame; the glue coating roller 41 is internally provided with a glue storage cavity, the outer wall of the glue coating roller is uniformly provided with a plurality of glue coating holes 402, at least 2 glue coating rollers are arranged, preferably 2 glue coating rollers are arranged, and the glue coating rollers are respectively and rotatably connected to the first supporting plate; the bearing plate 42 is fixed on the clamping plate positioned below; the glue storage box 40 is fixed on the first fixing frame and used for storing glue; the infusion pump adopts a conventional glue pump which can be purchased directly in the market, and a liquid suction port of the infusion pump is communicated with the glue storage box 40 through a liquid suction pipe; the liquid delivery pipe 44 is a metal pipe, one end of the liquid delivery pipe is fixed at the liquid outlet of the infusion pump, the other end of the liquid delivery pipe is connected to the end of the glue spreader in a rotating mode through a sealing bearing and is communicated with the glue storage cavity, the leather is folded, the side edge of the leather positioned on the upper layer is lapped on the glue spreader, the leather positioned on the lower layer is positioned between the bearing plate and the glue spreader, the glue spreader presses the leather down to be in close contact with the bearing plate, the glue spreader is driven to rotate in the moving process of the leather, the glue positioned in the glue storage cavity flows to the top surface of the leather on the lower layer from the glue spreading hole uniformly, the rotating glue spreader can also spread the glue flowing on the leather, the glue is further uniformly coated on the leather on the lower layer, and then the two sides of the leather can be bonded together through the compaction component so as to prevent the; the third support plate 46 is fixed on the first support plate; the rubber spreading roller 45 is a round roller, and one end of the round roller is rotatably connected to the third supporting plate; the first elastic element 47 is a conventional spring which is sleeved on the rubber spreading roller; the sealing ring 48 is sleeved on the rubber spreading roller, fixes and fixedly connects the end part of the first elastic part and can slide relative to the rubber spreading roller; the arc bending portion 49 is disposed on the outer periphery of the seal ring and is arc-shaped.

Specifically, the compacting assembly comprises a second supporting plate 5, a mounting plate 51, a first rotating shaft 52, a pressing roller 53, a third sliding groove 54, a sliding block 55, a second screw 56 and a handle, wherein the second supporting plate 5 is fixed on the first supporting plate; the mounting plate 51 is fixed on the second support plate; the third chute 54 is arranged on the mounting plate; the sliding blocks 55 are symmetrically arranged in the third sliding grooves; the first rotating shafts 52 are respectively connected to the sliding blocks in a rotating manner; the compression roller 53 is made of rubber and is sleeved and fixed on the first rotating shaft; two ends of the second screw rod 56 are respectively and rotatably connected to the mounting plate, one half thread of the second screw rod is a left-hand thread, the other half thread of the second screw rod is a right-hand thread, and the threads at the two ends are respectively matched with the sliding block; the handle is fixed on the end part of the second screw rod, and the second screw rod is rotated to drive the compression roller to move, so that the distance between the compression rollers is changed, and leather with different thicknesses can be conveniently processed.

Specifically, the sewing device is a conventional sewing machine which can be purchased directly on the market, and the specific structure of the sewing device is not described in detail.

Specifically, the cutting device comprises a cutting table 6, a positioning plate 61, a cutting knife 62, a second fixing block 63, a driving shaft 64, a third driving piece 65, a sliding rail 66, a fourth supporting plate 67, a second driving piece 68, a pressing-down assembly, a waste edge collecting assembly and a polishing assembly, wherein the sliding rail 66 is fixed on the frame; the fourth supporting plate 67 is arranged on the slide rail and can slide relative to the slide rail; the second driving piece 68 is a conventional cylinder, and the output end of the second driving piece is fixed on the fourth supporting plate; the positioning plate 61 is fixed on the fourth supporting plate and is provided with a positioning groove; the third driving member 65 is a motor fixed on the positioning plate; the second fixing block 63 is fixed on the positioning plate; the driving shaft 64 is rotatably connected to the second fixed block, and one end of the driving shaft is fixed to the output shaft of the third driving member; the cutting knife 62 is arranged in the cutting groove and fixed on the end part of the driving shaft, the sewed leather passes through the positioning plate and the cutting table, the positioning plate is moved to align the positioning groove with the set cutting position, then the cutting knife is rotated, then the leather is pulled to move, the cutting knife automatically cuts the side edge of the leather, and then the automatic trimming of redundant sealing materials on the side edge of the leather is completed.

Specifically, the pressing assembly comprises a second elastic part 7, a pressing plate 71, a sliding rod 72 and a fourth roller, wherein the second elastic part 7 is a conventional spring which is uniformly fixed on the bottom surface of the positioning plate; the pressing plate 71 is fixed at the lower end of the second elastic piece and is provided with a cutting groove for a cutting knife to pass through; the lower end of the sliding rod 72 is fixed on the pressure plate, and the upper end of the sliding rod passes through the positioning plate; the fourth rollers are evenly arranged on the bottom surface of the pressing plate, the pressing plate is pushed by the second elastic piece to compress leather tightly, and then the leather is limited, so that the leather is prevented from moving obliquely in the moving process, and the accuracy of a cutting position is guaranteed.

Specifically, the waste collection assembly comprises an air pump, an air nozzle 8, an air supply pipe 81, a collection box 82, a blocking plate 83, a mounting cavity 84, a third elastic part 85 and a top plate 86, wherein the air pump is a conventional air pump; the air supply pipe 81 is a metal pipe, and one end of the air supply pipe is fixedly connected with an air outlet of the air pump; the air nozzle 8 is fixed at the end part of the air supply pipe and is aligned between the pressing plate and the cutting table; the collecting box 82 is fixed on the side surface of the cutting table, air is blown between the pressing plate and the cutting table through the air blowing nozzle, cut leather sealing materials can be blown down into the collecting box, waste materials are prevented from being accumulated on the cutting table, and the cutting knife can be cooled through air blowing; the blocking plate 83 is obliquely fixed on the bottom surface of the pressing plate; the mounting cavity 84 is formed in the barrier plate; the third elastic element 85 is a conventional spring, which is uniformly arranged in the mounting cavity, and the upper end of the third elastic element is fixed on the top of the mounting cavity 84; roof 86 is fixed at third elastic component lower extreme, then promotes the roof through third elastic component for the roof lower extreme contacts with the cutting all the time, guarantees that the waste material is whole to drop to the collection box in.

Specifically, the polishing assembly comprises a first fixing block 9, a push rod 91, a clamping fixing plate 92, a polishing plate 93, a mounting groove and a fastening bolt 95, wherein the first fixing block 9 is symmetrically fixed on the positioning plate relative to the cutting knife; the push rod 91 penetrates through the first fixing block; the clamping fixing plate 92 is fixed on the end part of the push rod; the mounting groove is formed in the clamping fixing plate; the grinding plate 93 is made of the same material as the grinding wheel and is arranged in the mounting groove; fastening bolt 95 spiro union is on the centre gripping fixed plate for on the fixed board of polishing, then when needs polish the cutting knife, need not the stop equipment, only need promote, make board and cutting knife contact of polishing, the cutting knife will take place the friction with the board of polishing in the pivoted in-process, and then accomplishes and polish, guarantee machining efficiency.

Claims

1. The utility model provides an automatic pruning equipment of sewing up of leather, includes frame (1), locates pay-off frame (11) in the frame, locate receive work or material rest (12) in the frame, locate receive material roller (13) on the work or material rest, the fifty percent discount device that is used for the fifty percent discount leather, be used for the rubber coating device of bonding leather department of sewing up, suturing device and be used for the cutting device of cutting slitter edge, its characterized in that: the cutting device comprises a cutting table (6) arranged on the rack, a positioning plate (61) provided with a positioning groove, a cutting knife (62) arranged in the positioning groove, a driving assembly for driving the cutting knife to rotate, a pressing assembly for pressing down leather, a cutting adjusting assembly for adjusting the cutting position, a waste collecting assembly and a polishing assembly for polishing the cutting knife.

2. The automatic sewing and trimming apparatus for leather according to claim 1, wherein: the pressing assembly comprises a plurality of second elastic pieces (7) arranged on the bottom surface of the positioning plate (61), a pressing plate (71) arranged below the second elastic pieces (7), a plurality of fourth rollers arranged on the bottom of the pressing plate and a plurality of sliding rods (72) arranged on the pressing plate, the positioning plate is provided with a sliding hole matched with the sliding rods, and the pressing plate is provided with a through groove for a cutting knife to pass through.

3. The automatic sewing and trimming apparatus for leather according to claim 1, wherein: the cutting adjusting assembly comprises a sliding rail (66) arranged on the rack (1), a fourth supporting plate (67) matched with the sliding rail (66) and a second driving piece (68) driving the fourth supporting plate to move.

4. The automatic sewing and trimming apparatus for leather according to claim 2, wherein: the waste collecting assembly comprises an air pump, an air nozzle (8) arranged below the pressing plate, an air supply pipe (81), a collecting box (82) and a blocking plate (83) obliquely arranged on the bottom of the pressing plate, and the bottom of the blocking plate can be in contact with the cutting table.

5. The automatic sewing and trimming apparatus for leather according to claim 4, wherein: the utility model discloses a cutting bed cutting table cutting device, including baffle board (83), installation cavity (84) are equipped with in the baffle board, be equipped with a plurality of third elastic component (85) and roof (86) in the installation cavity, roof one end is fixed on third elastic component tip, and the other end contacts with the cutting bed.

6. The automatic sewing and trimming apparatus for leather according to claim 1, wherein: the grinding assembly comprises first fixing blocks (9) symmetrically arranged on two sides of the cutting knife, a push rod (91) arranged on the first fixing blocks, a clamping fixing plate (92) arranged on the end portion of the push rod and a grinding plate (93) detachably arranged on the clamping fixing plate.

7. The automatic leather stitching and trimming device according to claim 6, wherein: the clamping fixing plate (92) is provided with a mounting groove, and a fastening bolt (95) is screwed on the clamping fixing plate.

8. The automatic sewing and trimming apparatus for leather according to claim 1, wherein: the driving assembly comprises a second fixing block (63) arranged on the positioning plate, a driving shaft (64) arranged on the second fixing block (63) and a third driving piece (65).