CN212096514U

CN212096514U - Leather cutting equipment convenient to sharpen

Info

Publication number: CN212096514U
Application number: CN202020066821.6U
Authority: CN
Inventors: 邵英雷
Original assignee: Zhejiang Jinluda Leather Ware Co ltd
Current assignee: Zhejiang Jinluda Leather Ware Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-12-08
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a leather cutting equipment convenient for sharpening, which comprises a feeding device, a collecting device, a cutting device and a polishing device, wherein the cutting device comprises a frame, a workbench, a cutting frame, a first driving piece for driving the cutting frame to move up and down, a rotating shaft arranged on the cutting frame, a cutting knife arranged on the rotating shaft and a driving component for driving the rotating shaft to rotate, the polishing device comprises a clamping plate, a polishing plate arranged on the clamping plate, a pushing component for pushing the polishing plate to be in contact with the cutting knife and a clamping component arranged on the clamping plate; when needs are polished to the cutting, promote board and the cutting knife contact of polishing through promoting the subassembly, constantly rotate along with the cutting knife, and then polish to the cutting edge part of cutting knife, need not to dismantle the cutting knife, it is convenient to polish, and need not the check out test, has guaranteed machining efficiency.

Description

Leather cutting equipment convenient to sharpen

Technical Field

The utility model belongs to the technical field of the leather processing, especially, relate to a leather cutting equipment convenient to sharpen a knife.

Background

The leather is animal skin which is obtained by physical and chemical processing such as unhairing, tanning and the like and is denatured and non-perishable. The leather is formed by tightly weaving natural protein fibers in a three-dimensional space, and the surface of the leather is provided with a special grain surface layer which has natural grains and luster and comfortable hand feeling.

After the leather production is finished, the leather with larger width needs to be cut, so that the width of the leather is suitable. Leather constantly wears to the cutter in the in-process of cutting, so need polish the cutter after cutting a certain amount of leather, current mostly dismantles the cutter down and polishes, complex operation, and need stop cutting the leather, influences machining efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a leather cutting equipment convenient to sharpen knife, which overcomes the defects of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a leather cutting device convenient for sharpening comprises a feeding device, a collecting device, a cutting device and a polishing device, wherein the cutting device comprises a rack, a workbench, a cutting frame, a first driving piece for driving the cutting frame to move up and down, a rotating shaft arranged on the cutting frame, a cutting knife arranged on the rotating shaft and a driving assembly for driving the rotating shaft to rotate; when needs are polished to the cutting, promote board and the cutting knife contact of polishing through promoting the subassembly, constantly rotate along with the cutting knife, and then polish to the cutting edge part of cutting knife, need not to dismantle the cutting knife, it is convenient to polish, and need not the check out test, has guaranteed machining efficiency.

Preferably, the pushing assembly comprises a fixed block arranged on the cutting frame, a first screw bolt screwed on the fixed block, a first supporting plate arranged on the first screw bolt, a second supporting plate arranged on the first supporting plate and a connecting part for connecting the second supporting plate with the clamping plate; when needs are polished to the cutting, rotate first screw rod, first screw rod will drive the grip block and remove, and then makes polishing board and cutting knife contact, along with the cutting knife constantly rotates to polish to the cutting edge part of cutting knife, need not to dismantle the cutting knife, it is convenient to polish, and need not the check out test set, has guaranteed machining efficiency.

Preferably, the connecting component comprises a sliding chute arranged on the second supporting plate, a T-shaped sliding block arranged on the clamping plate and a second screw rod screwed on the T-shaped sliding block; the T-shaped sliding block can be driven to slide in the sliding groove by rotating the second screw rod, so that the clamping plate is moved, the contact position of the polishing plate and the cutting knife is changed, and the polishing plate can be fully utilized.

Preferably, the clamping assembly comprises a clamping groove arranged in the clamping plate, a plurality of elastic pieces arranged on the inner wall of the clamping groove, a clamping plate matched with the elastic pieces and a material taking component used for taking the grinding plate out of the clamping groove.

Preferably, the clamping plate is provided with a first inclined surface; when the polishing plate is fixed, the polishing plate is aligned to the clamping groove and pushed towards the clamping groove, the polishing plate is supported on the first inclined surface, the clamping plate is pushed to move towards the inner wall of the clamping groove, the polishing plate convenient to grind enters the mounting groove, when the polishing plate is completely inserted into the clamping groove, the elastic part pushes the clamping plate to extrude the polishing plate, and the polishing plate is fixed in the clamping groove.

Preferably, the material taking component comprises a plurality of push rods arranged on the clamping plate, balls arranged on the end parts of the push rods and a driving plate matched with the push rods, and the driving plate is provided with a second inclined surface; when the grinding plate needs to be replaced, the driving plate is only required to be pushed, the driving plate extrudes the push rod, and then the push rod pushes the grinding plate to move out of the clamping groove.

Preferably, the drive plate is provided with a limiting block, and the second support plate is provided with a limiting sliding groove matched with the limiting block; the drive plate is prevented from falling off.

To sum up, when needs are polished the cutting, promote the board of polishing and the cutting knife contact through promoting the subassembly, constantly rotate along with the cutting knife, and then polish to the cutting edge part of cutting knife, need not to dismantle the cutting knife, the convenience of polishing, and need not the check out test set, guaranteed machining efficiency.

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 sectional view of the present invention.

Fig. 5 is an enlarged view of fig. 4 at a.

Fig. 6 is a schematic structural view of the polishing apparatus.

Fig. 7 is a plan sectional view of fig. 6.

Fig. 8 is a perspective sectional view of fig. 6.

Detailed Description

As shown in fig. 1-8, a leather cutting device convenient for sharpening comprises a feeding device, a collecting device, a cutting device and a polishing device, wherein the feeding device comprises a sliding rail 1, a supporting plate 11, a fixed shaft 12, a screw 13, a third driving member 14, a first fixed plate 15, a second elastic member 16, a sliding plate 17, a groove 18, a plug board 19 and a rotation stopping assembly, the supporting plate 11 is symmetrically arranged at two ends of the sliding rail and can slide relative to the sliding rail; the fixed shaft 12 is rotatably connected to the support plate through a bearing; one end of the screw 13 extends into the slide rail and is screwed on the support plate, and the other end of the screw extends out of the slide rail; the third driving piece 14 is a motor, and an output shaft of the third driving piece is fixedly connected with the end part of a screw rod; the first fixing plate 15 is sleeved and fixed on the fixing shaft; the second elastic element 16 is a spring, which is sleeved on the fixed shaft, and one end of the second elastic element is fixed on the first fixed plate; the sliding plate 17 is sleeved on the fixed shaft, is fixedly connected with the end part of the second elastic part and can slide relative to the fixed shaft; the groove 18 is formed in the fixed shaft; the picture peg 19 is fixed on the slide, and can insert the recess and slide, then when fixed leather raw material roller, rotate the screw rod through the third driving piece forward earlier and drive the backup pad and remove for the interval grow of two fixed axles, then insert the fixed axle in the book core one end of leather raw material roller, and aim at another fixed axle with the other end, rethread third driving piece antiport screw rod drives the backup pad and removes, and then also inserts another pivot and roll up the core in, thereby fix leather raw material roller between two fixed axles.

Specifically, the rotation stopping assembly comprises a rotation stopping disc 2, a support rod 21, an elastic telescopic rod 22, a first ball 23, a rotation stopping groove 24, a rubber plate 25 and a strip-shaped groove 26, wherein the rotation stopping disc 2 is fixed on a support plate; the support rod 21 is fixed on the fixed shaft; the elastic telescopic rod 22 is a conventional metal elastic telescopic rod and is fixed on the support rod; the first ball 23 is a conventional metal ball which is rotatably connected to the end of the elastic telescopic rod; the rotation stopping grooves 24 are uniformly formed in the rotation stopping disc and are distributed in a circumferential mode, when leather on the leather raw material roller is not pulled by external force, the elastic telescopic rods push the balls to enter the rotation stopping grooves, the leather raw material roller is prevented from continuously rotating due to inertia, and the leather is kept tensioned; the rubber plate 25 is fixed on the sliding plate; the strip-shaped sliding grooves 26 are uniformly formed in the rubber plate, so that the friction force between the strip-shaped sliding grooves and the leather raw material roller is increased, and the leather raw material roller can be accurately controlled to rotate conveniently.

Specifically, the collecting device comprises a collecting frame 3, a collecting roller 31 and a fourth driving part 32, wherein two ends of the collecting roller 31 are respectively and rotatably connected to two sides of the collecting frame; the fourth driving part 32 selects a motor, an output shaft of the motor is fixedly connected with the end part of the collecting roller, the end part of the leather is wound on the collecting roller, and then the fourth driving part is started to rotate the collecting roller, so that the leather can be pulled to move.

Specifically, the cutting device comprises a frame 4, a workbench 41, a cutting frame 42, a first driving part 43, a rotating shaft 44, a cutting knife 45, a driving wheel 46, a second driving part 47, a driving wheel 48 and a connecting belt 49, wherein the first driving part 43 is a hydraulic telescopic rod and is fixed on the frame 4; the cutting frame 42 is fixed on the output end of the first driving piece 43; two ends of the rotating shaft 44 are respectively and rotatably connected to the cutting frame; the cutting knife 45 is a conventional circular blade fixed on the rotating shaft; the driving wheel 46 is fixed on the end part of the rotating shaft; the second driving piece 47 is fixed on the cutting frame; the driving wheel 48 is fixed on the output shaft of the second driving part; the connecting band cover is established on drive wheel and drive wheel, when cutting the leather, moves down the cutting frame for the cutting knife contacts with the leather, then rotates the pivot and stimulates the leather, and then pivoted cutting knife will cut the leather.

Further, the cutting device further comprises a connecting plate 7, a press roller 71, a first sliding chute 72, a sliding block 73, a rotating shaft 74 and a first elastic piece 75, wherein the connecting plate 7 is symmetrically fixed on two sides of the cutting frame; the first sliding grooves 72 are respectively formed in the connecting plates; the sliding block 73 is arranged in the sliding groove and can slide relative to the inner wall of the sliding groove; the first elastic element 75 is a spring, one end of which is fixed on the top of the sliding block, and the other end of which is fixed on the top of the sliding chute; one end of the rotating shaft 74 is rotatably connected to the sliding block; the two ends of the press roller 71 are respectively fixed on the end part of the rotating shaft, so that when the press roller moves down the leather, the sliding block can slide upwards relative to the first sliding groove, the press roller is prevented from pressing the leather too much, and the first elastic piece is arranged to push the sliding block, so that the press roller can be enabled to press the leather enough to tension the leather.

Specifically, the polishing device comprises a clamping plate 51, a polishing plate 52, a fixed block 53, a first screw 54, a first supporting plate 55, a second supporting plate 56, a sliding groove 57, a T-shaped sliding block 58, a second screw 59 and a clamping assembly, wherein the fixed block 53 is fixed on the cutting frame; the first screw rod 54 is a conventional metal screw rod which is screwed on the fixed block; the first support plate 54 is connected to the first screw end through a bearing; the second supporting plate 56 is symmetrically fixed on the first supporting plate; the sliding groove 57 is a T-shaped sliding groove which is formed in the second support plate; the T-shaped sliding block 58 is fixed on the clamping plate and can be clamped into the sliding groove to slide; the second screw 59 is a conventional metal screw, one end of which is rotatably connected in the chute and is screwed on the T-shaped sliding block; the clamping plate is provided with a clamping groove.

Specifically, the clamping assembly comprises a clamping groove 61, an elastic part 62, a clamping plate 63, a push rod 64, a ball 65, a driving plate 66, a limiting block 67 and a limiting sliding groove 68, wherein the clamping groove 61 is formed in the clamping plate; the elastic piece 62 is a spring which is uniformly fixed on the inner wall of the clamping groove; 4 clamping plates 63 are selected and arranged corresponding to the inner walls of the clamping grooves, are fixed on the end parts of the elastic parts and are provided with first inclined surfaces 631; the push rod 64 penetrates through the clamping plate; the driving plate 66 is arranged between the clamping plate and the first supporting plate and is provided with a second inclined surface 661; the ball 65 is rotationally connected to the end part of the push rod; the limiting sliding groove 68 is formed in the second supporting plate; the limiting block 67 is fixed on the clamping plate and clamped into the limiting sliding groove.

Claims

1. The utility model provides a leather cutting equipment convenient to sharpen, includes loading attachment, collection device, cutting device and grinding device, its characterized in that: cutting device includes frame (4), workstation (41), cutting frame (42), drive first driving piece (43) that the cutting frame reciprocated, locate pivot (44) on cutting frame (42), locate cutting knife (45) and drive on pivot (44) pivot pivoted drive assembly, grinding device includes grip block (51), locates polish board (52) on grip block (51), be used for promoting the promotion subassembly that polishes board and cutting knife contact and locate centre gripping subassembly on the grip block.

2. The leather cutting apparatus facilitating sharpening of the knives of claim 1, wherein: the pushing assembly comprises a fixing block (53) arranged on the cutting frame, a first screw rod (54) screwed on the fixing block (53), a first supporting plate (55) arranged on the first screw rod (54), a second supporting plate (56) arranged on the first supporting plate and a connecting part connected with the second supporting plate and the clamping plate.

3. The leather cutting apparatus facilitating sharpening of the knives of claim 2, wherein: the connecting part comprises a sliding groove (57) arranged on the second supporting plate, a T-shaped sliding block (58) arranged on the clamping plate and a second screw rod (59) screwed on the T-shaped sliding block.

4. The leather cutting apparatus facilitating sharpening of the knives of claim 2, wherein: the clamping assembly comprises a clamping groove (61) arranged in the clamping plate, a plurality of elastic pieces (62) arranged on the inner wall of the clamping groove (61), a clamping plate (63) matched with the elastic pieces and a material taking part used for taking the grinding plate out of the clamping groove.

5. The leather cutting apparatus facilitating sharpening of the knives of claim 4, wherein: the clamping plate (63) is provided with a first inclined surface (631).

6. The leather cutting apparatus facilitating sharpening of the knives of claim 4, wherein: the material taking component comprises a plurality of push rods (64) arranged on the clamping plate, balls (65) arranged on the end portions of the push rods (64) and a driving plate (66) matched with the push rods, and the driving plate is provided with a second inclined surface (661).

7. The leather cutting apparatus facilitating sharpening of the knives of claim 6, wherein: the driving plate (66) is provided with a limiting block (67), and the second supporting plate is provided with a limiting sliding groove (68) matched with the limiting block.