CN211734679U - Automatic leather sewing device - Google Patents

Abstract

The utility model discloses an automatic 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 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 the cutting device of cutting slitter edge, the rubber coating device is including locating first mount in the frame, locate first backup pad on the first mount, rotate and locate a plurality of glue spreader on the first backup pad, locate accept the board below the glue spreader, be used for the compaction subassembly of compaction leather rubber coating position and to the conveying subassembly of carrying glue in the glue spreader, the inside glue storage chamber that is equipped with of glue spreader, and evenly be equipped with a plurality of glue coating holes on the glue spreader outer wall.

Description

Automatic leather sewing device

Technical Field

The utility model belongs to the technical field of the leather processing, especially, relate to an automatic sewing machine 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 the enterprise is producing the car seat leather sheath, the car seat leather sheath is made up after the sample piece concatenation of a piece different shapes, and this sample piece is made up after by the leather fifty percent discount and is formed, but the sewing machine on the present market can't be automatic aligns the leather is accurate, and does not fix the leather, so, when follow-up sewing machine sews the leather, the phenomenon that the leather shifted appears easily, thereby can lead to the phenomenon that the dislocation appears in the leather, and then can cause scrapping of the leather after sewing.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide an automatic 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 device comprises a rack, a feeding frame arranged on the rack, a material receiving roller arranged on the material receiving 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 gluing device comprises a first fixing frame arranged on the rack, a first supporting plate arranged on the first fixing frame, a plurality of glue coating rollers rotatably arranged on the first supporting plate, a bearing plate arranged below the glue coating rollers, a compacting component for compacting a leather gluing position and a conveying component for conveying glue into the glue coating rollers; the leather fifty percent discount back, the leather side that is located the upper strata will be taken on the glue spreader, the leather that is located the lower floor will be in and accept between board and the glue spreader, and the glue spreader pushes down the leather and accepts board in close contact with, then the leather removes the in-process, will drive the glue spreader and rotate, and the glue that is located the storage glue intracavity will follow the downthehole even flow direction of rubber coating on the leather top surface of lower floor, and the pivoted glue spreader can also tile the glue that flows on the leather, and then evenly scribbles glue on the leather of lower floor, rethread compaction subassembly, can be in the same place the bonding of leather both sides, in order to avoid the leather to take place the aversion at the removal in-process.

Preferably, the conveying assembly comprises a glue storage box arranged on the first fixing frame, a liquid conveying pump, a liquid pumping pipe and a liquid conveying pipe connected with a liquid outlet of the liquid conveying pump and the material storage cavity.

Preferably, the compacting assembly comprises a second supporting plate arranged on the first supporting plate, an installation plate arranged on the second supporting plate, a first rotating shaft correspondingly arranged on the installation plate, a pressing roller sleeved on the first rotating shaft and a pressing roller adjusting component for adjusting the distance between the two pressing rollers; the leather can be firmly bonded together by extruding the two sides of the leather through the two compression rollers.

Preferably, the compression roller adjusting component comprises a third sliding chute arranged in the mounting plate, a sliding block arranged on the end part of the first rotating shaft, a second screw bolt screwed on the sliding block and a handle arranged on the end part of the second screw bolt; the second screw rod is rotated to drive the compression rollers to move, so that the distance between the compression rollers is changed, and leather with different thicknesses can be conveniently processed.

Preferably, one half thread of the second screw is a left-hand thread, and the other half thread of the second screw is a right-hand thread.

Preferably, the first supporting plate is provided with a glue spreading roller for spreading glue; in the moving process of the leather, the rubber spreading roller is driven to rotate, the rubber spreading roller catches on the top surface of the lower layer of leather, so that the glue on the lower layer of leather can be uniformly spread, and the leather fixing effect is ensured.

Preferably, a sealing part is arranged on the rubber spreading roller, the sealing part comprises a third supporting plate arranged on the first supporting plate, a first elastic part sleeved on the rubber spreading roller and a sealing ring sleeved on the rubber spreading roller, the sealing ring can slide relative to the rubber spreading roller, one end of the first elastic part is fixedly connected to the sealing ring, the other end of the first elastic part is fixedly connected to the third supporting plate, and the rubber spreading roller is rotatably connected with the third supporting plate; the sealing ring is pushed by the first elastic piece to be tightly attached to the side edge of the leather, so that the glue does not flow out when the glue spreading roller is used for spreading the glue.

Preferably, the sealing ring is provided with an arc-shaped bent part; because the leather layer becomes incomplete leveling, when the sealing ring meets the leather layer and becomes to have a arch, the guide sealing ring that the arc flexion can be better removes to avoid the sealing ring to directly bump with the arch.

To sum up, the leather fifty percent discount back, the leather side that is located the upper strata will be taken on the glue spreader, the leather that is located the lower floor will be in and accept between board and the glue spreader, and the glue spreader pushes down the leather and accepts board in close contact with, then the leather removes the in-process, will drive the glue spreader and rotate, and the glue that is located storage glue intracavity will follow the downthehole even flow direction of rubber coating on the leather top surface of lower floor, and the pivoted glue spreader can also tile the glue that flows on the leather, and then evenly scribbles glue on the leather of lower floor, rethread compaction subassembly, can be in the same place the bonding of leather both sides, in order to avoid the leather to take place to shift at the removal in-process, guarantee.

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. 1 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 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 (8)

1. The utility model provides an automatic 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, 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 the cutting device of cutting slitter edge, its characterized in that: rubber coating device is including locating first mount (2) in the frame, locating first backup pad (4) on the first mount, rotate and locate a plurality of glue spreader (41) on first backup pad (4), locate accept board (42) of glue spreader below, be used for the compaction subassembly of compaction leather rubber coating position and to the conveying subassembly of carrying glue in the glue spreader, the inside glue storage chamber that is equipped with of glue spreader, and evenly be equipped with a plurality of rubber coating holes (402) on the glue spreader outer wall.

2. An automatic leather sewing apparatus according to claim 1, wherein: the conveying assembly comprises a glue storage box (40) arranged on the first fixing frame, an infusion pump, a liquid pumping pipe and a liquid conveying pipe (44) connected with a liquid outlet of the infusion pump and the material storage cavity.

3. An automatic leather sewing apparatus according to claim 1, wherein: the compaction assembly comprises a second supporting plate (5) arranged on the first supporting plate (4), a mounting plate (51) arranged on the second supporting plate (5), a first rotating shaft (52) correspondingly arranged on the mounting plate, a pressing roller (53) sleeved on the first rotating shaft and a pressing roller adjusting component for adjusting the distance between the two pressing rollers.

4. An automatic leather sewing apparatus according to claim 3, wherein: the compression roller adjusting component comprises a third sliding groove (54) arranged in the mounting plate (51), a sliding block (55) arranged on the end part of the first rotating shaft, a second screw rod (56) in threaded connection with the sliding block and a handle arranged on the end part of the second screw rod.

5. An automatic leather sewing apparatus according to claim 4, wherein: one half thread of the second screw (56) is a left-hand thread, and the other half thread is a right-hand thread.

6. An automatic leather sewing apparatus according to claim 1, wherein: and a glue spreading roller (45) for spreading glue is arranged on the first supporting plate (4).

7. An automatic leather sewing apparatus according to claim 6, wherein: spread and be equipped with sealing member on the rubber roll, sealing member is including locating third backup pad (46), the cover on the first backup pad is located spread first elastic component (47) and the cover on rubber roll (45) and is located spread sealing ring (48) on rubber roll (45), the rubber roll slip can be spread relatively to the sealing ring, first elastic component one end links firmly on the sealing ring, and the other end links firmly in the third backup pad, spread the rubber roll and rotate with the third backup pad and be connected.

8. An automatic leather sewing apparatus according to claim 7, wherein: the sealing ring (48) is provided with an arc-shaped bending part (49).

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