CN214361465U

CN214361465U - Trimming device for cow leather

Info

Publication number: CN214361465U
Application number: CN202120298184.XU
Authority: CN
Inventors: 杨晓斌
Original assignee: Yangxin Huayang Group Co ltd
Current assignee: Yangxin Huayang Group Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-10-08
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses an edge trimming device for cow leather, which relates to the leather processing field and comprises a lower die, a trimming die, an upper die, a top plate and a pressing plate; the lower die is positioned right below the trimming die, the trimming die is positioned right below the upper die, the upper die is positioned right below the top plate, the trimming die is in an annular knife structure, and the knife edge is positioned at the lower edge; the whole edge cutting die is triangular, and the cutting edge at the vertex angle is an angle cutting part; annular cutting parts are respectively arranged at the positions of two side edges of the triangular trimming die and are in an arc-shaped concave shape; the upper surface of the lower die is provided with a cutter groove matched with the cutting edge of the trimming die; the lower bottom surface of the upper die is provided with a pressure lever, the upper die is provided with a special-shaped through hole, and the side surface of the pressure lever is connected with the inner wall of the circular cutting part in a sliding manner; the clamp plate is located the roof top, and the clamp plate bottom surface is equipped with the push rod that the cross section is the rectangle, clamp plate and push rod top fixed connection, push rod bottom and last mould upper surface fixed connection. Finally, the utility model discloses the demand of the deburring technique of aim at deburring has been satisfied.

Description

Trimming device for cow leather

Technical Field

The utility model relates to a leather processing field, concretely relates to deburring device for cow leather.

Background

Cow leather: the official term for the first layer of cowhide is cow leather, which is the skin on the cow's body and is known by the folk name as pure cowhide. The surface has original skin characteristics, and the scalp is graded, preferably grain skin (also called full grain leather, Korean translation: Napagi), then modified skin, then soft skin, and finally broken skin.

Cutting and cutting are the most common shaping means of the physical processing layer of the cattle leather, and the blanking die for the cattle leather can carry out mass production on the cattle leather, but burrs are easily formed, so that the requirement of an edge trimming technology aiming at removing the burrs is generated in the industry.

Disclosure of Invention

In order to satisfy the demand to the deburring technique of aim at deburring among the above-mentioned background art, the utility model provides an edging device for cow leather.

The technical scheme that the above-mentioned weak point of the utility model was adopted is: an edge trimming device for cow leather comprises a lower die, a trimming die, an upper die, a top plate and a pressing plate; the lower die is positioned under the trimming die and connected through a telescopic rod, a first pressure spring is arranged at the position of the telescopic rod, and the upper end and the lower end of the first pressure spring are respectively in compression joint with the lower die and the trimming die; the trimming die is positioned under the upper die and connected through a telescopic rod, a second pressure spring is arranged at the position of the telescopic rod, and the upper end and the lower end of the second pressure spring are respectively in compression joint with the trimming die and the upper die; the upper die is positioned under the top plate and is connected with the top plate through a telescopic rod, a third pressure spring is arranged at the position of the telescopic rod, and the upper end and the lower end of the third pressure spring are respectively in compression joint with the upper die and the top plate; the trimming die is of an annular knife structure, and the cutting edge is positioned at the lower edge; the whole body of the trimming die is triangular, the vertex angle is 15-25 degrees, and the cutting edge at the position of the vertex angle is an angle trimming part; annular cutting parts are respectively arranged at the positions of two side edges of the triangular trimming die and are in an arc-shaped concave shape; the upper surface of the lower die is provided with a cutter groove matched with the cutting edge of the trimming die; a pressing rod is arranged on the lower bottom surface of the upper die, and the upper die is fixedly connected with the pressing rod; the upper die is provided with a special-shaped through hole, the special-shaped through hole is in clearance fit with the pressure rod through a hole shaft, and the side surface of the pressure rod is in sliding connection with the inner wall of the circular cutting part; the pressing plate is positioned above the top plate, a push rod with a rectangular cross section is arranged on the lower bottom surface of the pressing plate, and the pressing plate is fixedly connected with the top end of the push rod; the top plate is provided with a rectangular through hole, and the push rod is connected with the rectangular through hole in a sliding manner; a fourth pressure spring is arranged on the outer surface of the top end of the push rod, and the lower two ends of the fourth pressure spring are respectively in compression joint with the top plate and the pressing plate; the bottom end of the push rod is fixedly connected with the upper surface of the upper die.

As a further optimization scheme of the utility model, the clamp plate upper surface is equipped with the depressed part that suits with human palm, and is equipped with wave friction line in the depressed part.

As a further optimization scheme of the utility model, the lower mould and the trimming die are made of stainless steel or titanium alloy materials.

As a further optimization scheme of the utility model, the push rod is fastened with the upper die through bolts; the push rod is fastened with the pressure plate through a bolt; the pressure lever is fastened with the top plate through a bolt.

The utility model discloses an useful part lies in: placing the cow leather on the upper surface of the lower die, pressing the top plate with the left hand to enable the lower end of the pressure rod to tightly press the upper surface of the outer corner burr; then pressing the pressing plate by the right hand, pushing the upper die by the pressing plate, pushing the trimming die by the upper die, and cutting off burrs by the engagement of the cutting edge of the trimming die and the cutter groove; the angle cutting part is used for cutting off inner angle burrs, and the annular cutting part is used for cutting off outer angle burrs. Finally, the utility model provides a simple structure, manpower drive's deburring device has satisfied the demand to the deburring technique of aim at deburring.

Drawings

The present application is further described below with reference to the accompanying drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the pressing rod and the pushing rod;

FIG. 3 is an exploded view of the lower die, the trimming die and the upper die;

FIG. 4 is a schematic view of a trimming die;

FIG. 5 is a partial schematic view of bovine leather;

in the figure, 0, cow leather; 01. outer corner burrs; 02. inner angle burrs; 1. a lower die; 11. a first pressure spring; 2. trimming a die; 21. a second pressure spring; 22. a corner cut; 23. a circular cutting part; 3. an upper die; 31. a third pressure spring; 32. a special-shaped through hole; 4. a top plate; 41. a fourth pressure spring; 42. a pressure lever; 5. pressing a plate; 51. a push rod.

Detailed Description

According to the above structural features of the present application, the embodiments of the present application will be further explained:

referring to fig. 1 to 5, the present embodiment provides a trimming device for cow leather, including a lower die 1, a trimming die 2, an upper die 3, a top plate 4 and a pressing plate 5; the lower die 1 is positioned under the trimming die 2 and connected through a telescopic rod, a first pressure spring 11 is arranged at the position of the telescopic rod, and the upper end and the lower end of the first pressure spring 11 are respectively in compression joint with the lower die 1 and the trimming die 2; the trimming die 2 is positioned under the upper die 3 and is connected with the upper die 3 through a telescopic rod, a second pressure spring 21 is arranged at the position of the telescopic rod, and the upper end and the lower end of the second pressure spring 21 are respectively in compression joint with the trimming die 2 and the upper die 3; the upper die 3 is positioned under the top plate 4 and connected through a telescopic rod, a third pressure spring 31 is arranged at the position of the telescopic rod, and the upper end and the lower end of the third pressure spring 31 are respectively in compression joint with the upper die 3 and the top plate 4; the trimming die 2 is of an annular knife structure, and the cutting edge is positioned at the lower edge; the whole body of the trimming die 2 is triangular, the vertex angle is 15-25 degrees, and the cutting edge at the vertex angle is an angle cutting part 22; the positions of two side edges of the triangular trimming die 2 are respectively provided with an annular cutting part 23, and the annular cutting parts 23 are arc-shaped and concave; the upper surface of the lower die 1 is provided with a cutter groove matched with the cutting edge of the trimming die 2; a pressing rod 42 is arranged on the lower bottom surface of the upper die 3, and the upper die 3 is fixedly connected with the pressing rod 42; the upper die 3 is provided with a special-shaped through hole 32, the special-shaped through hole 32 is in clearance fit with the pressure lever 42 through a hole shaft, and the side surface of the pressure lever 42 is in sliding connection with the inner wall of the circular cutting part 23; the pressing plate 5 is positioned above the top plate 4, a push rod 51 with a rectangular cross section is arranged on the lower bottom surface of the pressing plate 5, and the pressing plate 5 is fixedly connected with the top end of the push rod 51; the top plate 4 is provided with a rectangular through hole, and the push rod 51 is connected with the rectangular through hole in a sliding manner; a fourth pressure spring 41 is arranged on the outer surface of the top end of the push rod 51, and the lower two ends of the fourth pressure spring 41 are respectively in compression joint with the top plate 4 and the pressing plate 5; the bottom end of the push rod 51 is fixedly connected with the upper surface of the upper die 3.

The upper surface of the pressing plate 5 is provided with a concave part matched with the palm of a human body, and the concave part is internally provided with wave-shaped friction lines. The lower die 1 and the trimming die 2 are made of stainless steel or titanium alloy materials. The push rod 51 is fastened with the upper die 3 through bolts; the push rod 51 is fastened with the pressure plate 5 through bolts; the pressing rod 42 is fastened to the top plate 4 by bolts.

The working principle and the using method are as follows: in the cutting and clipping process of the cow leather 0, smooth straight edges and curved edges are relatively smooth when being divided, so that burrs are mostly generated at the positions of inner and outer corners. When the device is used, the cow leather 0 is placed on the upper surface of the lower die 1, and the left hand presses the top plate 4, so that the lower end of the pressure lever 42 presses the upper surface of the outer corner burr 01; then pressing a pressing plate 5 by the right hand, wherein the pressing plate 5 pushes an upper die 3, the upper die 3 pushes a trimming die 2, and the cutting edge of the trimming die 2 is meshed with a cutter groove to cut burrs; the corner cut part 22 is used for cutting off the inner corner burr 02 (at the moment, the lower end of the compression rod 42 is unloaded), and the annular cut part 23 is used for cutting off the outer corner burr 01. Finally, the utility model provides a simple structure, manpower drive's deburring device has satisfied the demand to the deburring technique of aim at deburring.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected to each other inside two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

To sum up, to the technical personnel in the field, according to the guidance of the utility model, under the prerequisite that does not deviate from the principle and spirit of the utility model, to the change, modification, replacement, deformation that the utility model was done still fall into the protection scope of the utility model.

Claims

1. The utility model provides an ox is deburring device for leather, includes lower mould (1), cut off die (2), goes up mould (3), roof (4) and clamp plate (5), its characterized in that:

the lower die (1) is positioned under the trimming die (2) and is connected with the trimming die through a telescopic rod, a first pressure spring (11) is arranged at the position of the telescopic rod, and the upper end and the lower end of the first pressure spring (11) are respectively in compression joint with the lower die (1) and the trimming die (2); the trimming die (2) is positioned under the upper die (3) and is connected through a telescopic rod, a second pressure spring (21) is arranged at the position of the telescopic rod, and the upper end and the lower end of the second pressure spring (21) are respectively in pressure connection with the trimming die (2) and the upper die (3); the upper die (3) is positioned under the top plate (4) and is connected with the top plate through a telescopic rod, a third pressure spring (31) is arranged at the position of the telescopic rod, and the upper end and the lower end of the third pressure spring (31) are respectively in compression joint with the upper die (3) and the top plate (4);

the trimming die (2) is of an annular knife structure, and the cutting edge is positioned at the lower edge; the whole of the trimming die (2) is triangular, the vertex angle is 15-25 degrees, and the cutting edge at the vertex angle is an angle cutting part (22); annular cutting parts (23) are respectively arranged at the positions of two side edges of the triangular trimming die (2), and the annular cutting parts (23) are arc-shaped and concave; the upper surface of the lower die (1) is provided with a cutter groove matched with the cutting edge of the trimming die (2); a pressing rod (42) is arranged on the lower bottom surface of the upper die (3), and the upper die (3) is fixedly connected with the pressing rod (42); the upper die (3) is provided with a special-shaped through hole (32), the special-shaped through hole (32) is in clearance fit with the pressure lever (42) through a hole shaft, and the side surface of the pressure lever (42) is in sliding connection with the inner wall of the circular cutting part (23);

the pressing plate (5) is positioned above the top plate (4), a push rod (51) with a rectangular cross section is arranged on the lower bottom surface of the pressing plate (5), and the pressing plate (5) is fixedly connected with the top end of the push rod (51); the top plate (4) is provided with a rectangular through hole, and the push rod (51) is connected with the rectangular through hole in a sliding manner; a fourth pressure spring (41) is arranged on the outer surface of the top end of the push rod (51), and the lower two ends of the fourth pressure spring (41) are respectively in pressure connection with the top plate (4) and the pressure plate (5); the bottom end of the push rod (51) is fixedly connected with the upper surface of the upper die (3).

2. The trimmer for cow leather according to claim 1, wherein: the upper surface of the pressing plate (5) is provided with a concave part matched with a palm of a human body, and the concave part is internally provided with wave-shaped friction lines.

3. The trimmer for cow leather according to claim 1, wherein: the lower die (1) and the trimming die (2) are made of stainless steel or titanium alloy materials.

4. The trimmer for cow leather according to claim 1, wherein: the push rod (51) is fastened with the upper die (3) through a bolt; the push rod (51) is fastened with the pressure plate (5) through bolts; the pressure lever (42) is fastened with the top plate (4) through a bolt.