Positioning device of leather cutting machine

Abstract

The utility model discloses a positioning device of a leather cutting machine, and relates to the technical field of leather processing. Comprising a placing table, a supporting rod is fixedly arranged at the top of the placing table, the supporting rod is in an L shape, a first hydraulic cylinder is fixedly arranged at the top of the supporting rod, the telescopic end of the first hydraulic cylinder penetrates through the top of the supporting rod and extends into the supporting rod, and a pressing plate is fixedly arranged at the telescopic end of the first hydraulic cylinder; a guide rod is fixedly arranged at the top of the pressing plate, and a mounting groove is formed in the bottom of the pressing plate. And by arranging the anti-skid rubber pad, the anti-skid rubber pad not only has the effect of enhancing friction force, but also has a buffering function. The friction force between the pressing plate and the leather can be obviously enhanced, so that the pressing effect is further enhanced. And meanwhile, the anti-skid rubber pad can effectively buffer the pressing force generated by the first hydraulic cylinder, and the situation that the leather is damaged due to too large downward pressing force is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of leather processing, in particular to a positioning device for a leather cutting machine. Background Art

[0002] Leather is the basic raw material for leather making, which is taken from the skins of various animals (mainly livestock), including skins that have not been treated with preservatives or have been treated with preservatives before leather making. After physical and chemical processing such as depilation and tanning, these raw skins become animal skins that are not easy to rot, usually called leather.

[0003] Chinese utility model patent CN220724222U discloses a seat leather cover production positioning device, including a tripod, a placing platform is installed on the tripod, a mounting rod is welded on the placing platform, a slider is assembled inside the slide, a protective block is welded on the side wall of the slider, a rotating rod is rotatably connected to the side wall of the protective block through a bearing, the output shaft of the motor is fixedly connected to the rotating rod, a screw is rotatably installed between the top plate and the bottom plate of the slide through a bearing, the screw passes through the slider and is rotated by the rotating rod, the rotating rod is located on the left side of the cutting knife, the rotating rod pushes the leather to be flattened, and at the same time pulls the right side of the leather to adjust the position of the leather so that the cutting point of the leather is directly below the cutting knife, the pressing plate on the right side presses and fixes the right side of the leather, and the pressing plate on the left side of the leather presses and fixes the left side of the leather. This structure avoids wrinkles in the leather by pressing and fixing the leather after it is flattened, which is beneficial to improving the fixing effect.

[0004] In order to compact the leather, the positioning device is equipped with structures such as a support rod, a pressing plate, a first hydraulic cylinder and a first hydraulic rod. However, the positioning device does not have the function of protecting the surface of the leather during the process of compacting the leather. If the force used to compact the leather is large, the leather is easily damaged. Utility Model Content

[0005] The utility model provides a positioning device for a leather cutting machine to solve the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning device for a leather cutting machine, comprising a placing table, a support rod is fixedly arranged on the top of the placing table, the support rod is L-shaped, a first hydraulic cylinder is fixedly arranged on the top of the support rod, a telescopic end of the first hydraulic cylinder passes through the top of the support rod and extends to the inside of the support rod, a pressing plate is fixedly arranged on the telescopic end of the first hydraulic cylinder, a guide rod is fixedly arranged on the top of the pressing plate, a mounting groove is opened at the bottom of the pressing plate, and a mounting block is movably arranged inside the mounting groove;

[0007] The connection relationship between the mounting block and the pressing plate is a movable plug-in, a non-slip rubber pad is fixedly arranged on the bottom of the mounting block, a limiting hole is provided on the inner side of the mounting block, and a bolt is movably provided on the inner wall of the limiting hole, the connection relationship between the bolt and the pressing plate is a threaded connection, a threaded hole matching the bolt is provided on one side of the inner side of the pressing plate, a storage box is provided under the placing table, and a support frame is fixedly arranged on the top of the placing table.

[0008] Furthermore, the connection relationship between the bolt and the mounting block is a movable plug-in.

[0009] Furthermore, self-locking universal wheels are provided at four corners of the bottom of the storage box, and a handle is fixedly provided on one side of the storage box.

[0010] Furthermore, the handle is U-shaped, and a non-slip cover is provided on the surface of the handle.

[0011] Furthermore, a motor is provided on one side of the support frame, the output shaft of the motor is fixedly connected to a screw rod, a nut seat is movably provided on the surface of the screw rod, the connection relationship between the nut seat and the screw rod is a threaded connection, and a second hydraulic cylinder is fixedly provided on the bottom of the nut seat.

[0012] Furthermore, a mounting frame is fixedly provided at the telescopic end of the second hydraulic cylinder, and a cutting knife is rotatably connected inside the mounting frame.

[0013] Compared with the prior art, the utility model provides a positioning device for a leather cutting machine, which has the following beneficial effects:

[0014] 1. The positioning device of the leather cutting machine is provided with an anti-skid rubber pad, which not only has the effect of enhancing friction, but also has a buffering function. It can significantly enhance the friction between the pressing plate and the leather, thereby further enhancing the pressing effect. At the same time, the anti-skid rubber pad can effectively buffer the pressing force generated by the first hydraulic cylinder, avoiding damage to the leather due to excessive downward pressure.

[0015] 2. The positioning device of the leather cutting machine is provided with a bolt, and the bolt is displaced by twisting the bolt. When one end of the bolt is moved out of the limiting hole on the mounting block, the limiting of the mounting block can be released, and then the anti-slip rubber pad can be removed, thereby realizing the detachable function of the anti-slip rubber pad, thereby facilitating the replacement of the worn or aged anti-slip rubber pad.

[0016] 3. The positioning device of the leather cutting machine is provided with a storage box, which can play a role of collection. The waste generated after cutting can be thrown into the storage box, and the waste can be processed uniformly after being collected to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a structural front view of the utility model;

[0019] Figure 3 It is a schematic diagram of the side structure of the pressing plate of the utility model.

[0020] In the figure: 1. placing table; 2. supporting rod; 201. first hydraulic cylinder; 202. pressing plate; 203. anti-skid rubber pad; 204. mounting block; 205. bolt; 206. guide rod; 3. storage box; 301. self-locking universal wheel; 302. handle; 303. anti-skid sleeve; 4. supporting frame; 401. motor; 402. screw rod; 403. nut seat; 5. second hydraulic cylinder; 501. mounting frame; 502. cutting knife. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-3 The utility model discloses a positioning device for a leather cutting machine, comprising a placing table 1, a supporting rod 2 is fixedly arranged on the top of the placing table 1, the supporting rod 2 is L-shaped, a first hydraulic cylinder 201 is fixedly arranged on the top of the supporting rod 2, a telescopic end of the first hydraulic cylinder 201 passes through the top of the supporting rod 2 and extends to the inside of the supporting rod 2, a pressing plate 202 is fixedly arranged on the telescopic end of the first hydraulic cylinder 201, a guide rod 206 is fixedly arranged on the top of the pressing plate 202, a mounting groove is opened at the bottom of the pressing plate 202, and a mounting block 204 is movably arranged inside the mounting groove;

[0023] The connection relationship between the mounting block 204 and the pressing plate 202 is a movable plug-in, a non-slip rubber pad 203 is fixedly provided on the bottom of the mounting block 204, a limiting hole is provided on the inner side of the mounting block 204, and a bolt 205 is movably provided on the inner wall of the limiting hole, the connection relationship between the bolt 205 and the pressing plate 202 is a threaded connection, a threaded hole matched with the bolt 205 is provided on one side inside the pressing plate 202, a storage box 3 is provided under the placing table 1, and a support frame 4 is fixedly provided on the top of the placing table 1.

[0024] Specifically, the connection relationship between the bolt 205 and the mounting block 204 is a movable plug-in connection.

[0025] In this embodiment, a bolt 205 is provided and the bolt 205 is moved by twisting the bolt 205. When one end of the bolt 205 is inserted into the limiting hole on the mounting block 204, the mounting block 204 can be limited.

[0026] Specifically, self-locking universal wheels 301 are provided at four corners of the bottom of the storage box 3 , and a handle 302 is fixedly provided on one side of the storage box 3 .

[0027] In this embodiment, by providing a self-locking universal wheel 301 and a handle 302 , the self-locking universal wheel 301 can be driven to roll by pulling the handle 302 , thereby driving the storage box 3 to move.

[0028] Specifically, the handle 302 is U-shaped, and a non-slip cover 303 is provided on the surface of the handle 302 .

[0029] In this embodiment, by providing the anti-slip cover 303, the friction between the palm and the handle 302 can be enhanced, so that the palm is not prone to slipping.

[0030] Specifically, a motor 401 is provided on one side of the support frame 4, and the output shaft of the motor 401 is fixedly connected to a screw rod 402, a nut seat 403 is movably provided on the surface of the screw rod 402, and the connection relationship between the nut seat 403 and the screw rod 402 is a threaded connection, and a second hydraulic cylinder 5 is fixedly provided at the bottom of the nut seat 403.

[0031] In this embodiment, by setting up a motor 401, a screw rod 402 and a nut seat 403, the motor 401 drives the screw rod 402 to rotate, and the rotating screw rod 402 drives the second hydraulic cylinder 5 and the cutting knife 502 to move laterally through the nut seat 403. The cutting knife 502 that moves laterally can cut the leather.

[0032] Specifically, a mounting frame 501 is fixedly provided at the telescopic end of the second hydraulic cylinder 5 , and a cutting knife 502 is rotatably connected inside the mounting frame 501 .

[0033] In this embodiment, by providing the second hydraulic cylinder 5, the telescopic end of the second hydraulic cylinder 5 can drive the cutting knife 502 to move downward, so that the cutting knife 502 contacts the leather material.

[0034] When in use, the leather is placed on the placing table 1, and then the first hydraulic cylinder 201 is started. The telescopic end of the first hydraulic cylinder 201 can drive the pressing plate 202 to move downward to press the leather. During the downward movement, the anti-slip rubber pad 203 can effectively buffer the pressing force generated by the first hydraulic cylinder 201.

[0035] When cutting leather, the second hydraulic cylinder 5 is started, and the telescopic end of the second hydraulic cylinder 5 can drive the cutting knife 502 to move downward, so that the cutting knife 502 contacts the leather, and then the motor 401 is started, and the motor 401 drives the screw rod 402 to rotate, and the rotating screw rod 402 drives the second hydraulic cylinder 5 and the cutting knife 502 to move horizontally through the nut seat 403, and the cutting knife 502 that moves horizontally can cut the leather;

[0036] When removing the anti-skid rubber pad 203, the bolt 205 is moved by screwing it. When one end of the bolt 205 is moved out of the limiting hole on the mounting block 204, the limiting of the mounting block 204 can be released, and then the anti-skid rubber pad 203 can be removed.

[0037] In summary, the positioning device of the leather cutting machine is provided with the anti-skid rubber pad 203, which not only has the effect of enhancing friction, but also has a buffering function. It can significantly enhance the friction between the pressing plate 202 and the leather, thereby further enhancing the pressing effect. At the same time, the anti-skid rubber pad 203 can effectively buffer the pressing force generated by the first hydraulic cylinder 201, avoiding damage to the leather due to excessive downward force. By providing the bolt 205, the bolt 205 is displaced by twisting the bolt 205. When one end of the bolt 205 is moved out of the limiting hole on the mounting block 204, the limiting of the mounting block 204 can be released, and then the anti-skid rubber pad 203 can be removed, thereby realizing the detachable function of the anti-skid rubber pad 203, thereby facilitating the replacement of the worn or aged anti-skid rubber pad 203. By providing the storage box 3, the storage box 3 can play a role of collection, and the waste generated after cutting can be thrown into the storage box 3, and then uniformly processed after being collected to a certain extent.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning device for a leather cutting machine, comprising a placing table (1), characterized in that: A support rod (2) is fixedly arranged on the top of the placement table (1), the support rod (2) is L-shaped, a first hydraulic cylinder (201) is fixedly arranged on the top of the support rod (2), the telescopic end of the first hydraulic cylinder (201) passes through the top of the support rod (2) and extends to the inside of the support rod (2), a pressing plate (202) is fixedly arranged on the telescopic end of the first hydraulic cylinder (201), a guide rod (206) is fixedly arranged on the top of the pressing plate (202), a mounting groove is provided at the bottom of the pressing plate (202), and a mounting block (204) is movably arranged inside the mounting groove; The connection relationship between the mounting block (204) and the pressing plate (202) is a movable plug-in connection. A non-slip rubber pad (203) is fixedly arranged at the bottom of the mounting block (204). A limiting hole is provided on the inner side of the mounting block (204), and a bolt (205) is movably arranged on the inner wall of the limiting hole. The connection relationship between the bolt (205) and the pressing plate (202) is a threaded connection. A threaded hole matching the bolt (205) is provided on one side of the inside of the pressing plate (202). A storage box (3) is provided below the placing table (1), and a support frame (4) is fixedly arranged on the top of the placing table (1).

2. A leather cutting machine positioning device according to claim 1, characterized in that: The connection relationship between the bolt (205) and the mounting block (204) is a movable plug-in connection.

3. A leather cutting machine positioning device according to claim 1, characterized in that: Self-locking universal wheels (301) are arranged at the four corners of the bottom of the storage box (3), and a handle (302) is fixedly arranged on one side of the storage box (3).

4. A leather cutting machine positioning device according to claim 3, characterized in that: The handle (302) is U-shaped, and a non-slip cover (303) is provided on the surface of the handle (302).

5. The positioning device for a leather cutting machine according to claim 1, characterized in that: A motor (401) is arranged on one side of the support frame (4); a screw rod (402) is fixedly connected to the output shaft of the motor (401); a nut seat (403) is movably arranged on the surface of the screw rod (402); the connection relationship between the nut seat (403) and the screw rod (402) is a threaded connection; and a second hydraulic cylinder (5) is fixedly arranged at the bottom of the nut seat (403).

6. A leather cutting machine positioning device according to claim 5, characterized in that: A mounting frame (501) is fixedly provided at the telescopic end of the second hydraulic cylinder (5), and a cutting knife (502) is rotatably connected inside the mounting frame (501).

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