Efficient cutting device for skin taking machine

Abstract

The utility model relates to an efficient cutting device for a skin taking machine, the cutting device is arranged in the skin taking machine, the cutting device comprises a cutting shell, a first rotating shaft in driving connection through a motor is arranged in the cutting shell, the first rotating shaft is in transmission connection with a second rotating shaft through a transmission gear, and one end of the second rotating shaft is fixedly connected with a turntable; a rotating piece is arranged on the outer side of the rotating disc, one end of the rotating piece is rotationally connected with the edge of one side of the rotating disc, the other end of the rotating piece is rotationally connected with a first moving rod, a second moving rod is arranged on the side, away from the first moving rod, of the cutting shell, and a tool rest capable of moving linearly is fixedly connected between the first moving rod and the second moving rod. A groove for the knife rest to extend out is formed in one side of the cutting shell, and a detachable blade is arranged in the knife rest. The pigskin cutting device is reasonable in structure, the motor drives the knife rest and the blade to reciprocate to cut pigskin, the cutting efficiency and the cutting quality are effectively improved, and the possibility that the thickness of a corium layer is not uniform is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a skin taking machine technical field especially a kind of high-efficiency cutting device for skin taking machine. BACKGROUND

[0002] Porcine dermis matrix dressing is a kind of porous three-dimensional network structure, and the main component is collagen, which has good biocompatibility, water and air permeability, softness and elasticity, can cover wound with body type, and the preparation of porcine dermis matrix dressing usually needs to remove the epidermis layer of pigskin by skin taking machine, the existing skin taking machine has low removal efficiency, and the dermis layer after cutting may have uneven thickness, and uneven thickness of dermis matrix dressing may have problems such as affecting wound healing, increasing dressing difficulty and pain, affecting the protection of dressing, etc., resulting in poor subsequent use effect. UTILITY MODEL CONTENT

[0003] In order to overcome the above-mentioned problems, the utility model provides a kind of high-efficiency cutting device for skin taking machine.

[0004] The utility model solves the technical scheme that the utility model adopts: a kind of high-efficiency cutting device for skin taking machine, the cutting device is arranged in skin taking machine, the cutting device includes cutting shell, first rotating shaft is arranged in cutting shell by motor drive connection, first rotating shaft is drivenly connected with second rotating shaft by transmission gear, one end of second rotating shaft is fixedly connected with rotary table, rotary table outer side is provided with rotating part, one end of rotating part is rotatably connected with the side edge of rotary table, the other end is rotatably connected with first moving rod, the side of cutting shell away from first moving rod is provided with the second moving rod identical with the structure of first moving rod, first moving rod and second moving rod are all erected in cutting shell by linear bearing, first moving rod and second moving rod are fixedly connected with the knife rest of linear motion between them, the slot for the knife rest to extend is set in the side of cutting shell, the knife rest is provided with detachable blade, when using, motor drives first rotating shaft to drive second rotating shaft and rotary table to rotate, rotary table will drive first moving rod to pull knife rest and blade by rotating part, when pigskin passes through blade, blade will reciprocate to cut pigskin back and forth, effectively improve cutting efficiency.

[0005] As preferred, the top of the slot is provided with a slide rail, and the bottom of the knife rest is provided with a sliding groove matched with the slide rail, which provides support for the knife rest and makes the movement of the knife rest more smooth, improving the cutting quality.

[0006] As preferred, the tool holder comprises a lower holder body and an upper holder body, the upper holder body is above the lower holder body, a groove with the same thickness as the blade is opened on the top surface of one end of the cutting shell, a limiting column is arranged in the groove, a row of first limiting holes matched with the limiting column are opened on the blade, second limiting holes matched with the limiting column are opened on the bottom surface of the lower holder body, during installation, the blade is first placed on the lower holder body, the limiting column is clamped with the limiting hole, then the upper holder body is covered and fastened by bolts.

[0007] As preferred, the bottom surface of the upper holder body is adhered with a compression pad layer, which further strengthens the fixation of the blade and prevents the pigskin from being damaged due to the up-and-down shaking of the blade during use.

[0008] The number of the limiting column, the first limiting hole and the second limiting hole is equal.

[0009] The utility model discloses the beneficial effect is, through motor drives the reciprocating motion of tool holder and blade to pigskin and carries out cutting, effectively improves cutting efficiency and cutting quality, reduces the possibility of uneven thickness of dermis layer. BRIEF DESCRIPTION OF DRAWINGS

[0010] The utility model is further illustrated below in connection with the drawings and examples.

[0011] Figure 1 It is the front view of the utility model;

[0012] Figure 2 It is the right view of the cutting device of the utility model;

[0013] Figure 3 It is the plan view of the cutting device of the utility model;

[0014] Figure 4 It is Figure 1 The local enlarged view of A in the figure;

[0015] Figure 5 It is Figure 2 The sectional view of B-B direction;

[0016] Figure 6 It is the plan view of the blade of the utility model;

[0017] In the figure, 1, skin taking machine;2, cutting shell;3, motor;4, first rotating shaft;5, second rotating shaft;6, rotating disc;7, rotating part;8, first moving rod;9, second moving rod;10, linear bearing;11, tool holder;12, blade;13, groove;14, slide rail;15, sliding groove;16, lower holder body;17, upper holder body;18, limiting column;19, first limiting hole;20, compression pad layer. DETAILED DESCRIPTION

[0018] All features disclosed in this specification, and / or all elements of the methods disclosed, can be combined in any combination, provided that the combinations do not exclude any technical effect of one or more of the features or elements.

[0019] Any feature in the present specification, unless explicitly stated to the contrary, is intended to be an example of an equivalent or similar feature. In other words, in the description below, any feature of the application that would be clear to a person of ordinary skill in the art, based on the description and / or drawings of the application as a whole, can be said to be an example of a feature known to that person or that forms an equivalent or similar feature to a known feature. In this way, individual features of the application are to be understood as examples of a larger group of equivalent or similar features.

[0020] As shown in Figures 1-6 An efficient cutting device for a skin taking machine, the cutting device is arranged in the skin taking machine 1, the cutting device includes a cutting shell 2, a first rotating shaft 4 is arranged in the cutting shell 2 and is driven and connected by a motor 3, the first rotating shaft 4 is drivingly connected with a second rotating shaft 5 through a transmission gear, one end of the second rotating shaft 5 is fixedly connected with a rotating disc 6, a rotating piece 7 is arranged outside the rotating disc 6, one end of the rotating piece 7 is rotatably connected with one side edge of the rotating disc 6, and the other end is rotatably connected with a first moving rod 8, a second moving rod 9 which is the same in structure as the first moving rod 8 is arranged on the side of the cutting shell 2 away from the first moving rod 8, the first moving rod 8 and the second moving rod 9 are both erected in the cutting shell 2 through linear bearings 10, a knife holder 11 which can move linearly is fixedly connected between the first moving rod 8 and the second moving rod 9, a slot 13 through which the knife holder 11 can extend is formed on one side of the cutting shell 2, and a detachable blade 12 is arranged in the knife holder 11, in use, the motor 3 drives the first rotating shaft 4 to drive the second rotating shaft 5 and the rotating disc 6 to rotate, the rotating disc 6 drives the first moving rod 8 to pull the knife holder 11 and the blade 12 through the rotating piece 7, and when the pigskin passes through the blade 12, the blade will reciprocate to cut the pigskin back and forth, effectively improving the cutting efficiency.

[0021] The top of the slot 13 is provided with a sliding rail 14, and the bottom of the knife holder 11 is provided with a sliding groove 15 which is used in cooperation with the sliding rail 14, the sliding rail 14 and the sliding rail 15 provide support for the knife holder 11 and make the movement of the knife holder 11 more smooth, thereby improving the cutting quality.

[0022] The knife holder 11 includes a lower holder body 16 and an upper holder body 17, the upper holder body 17 is located above the lower holder body 16, the top surface of the end of the lower holder body 16 which extends out of the cutting shell 2 is provided with a groove which has the same thickness as the blade 12, a limiting column 18 is arranged in the groove, a row of first limiting holes 19 which are matched with the limiting column 18 in shape are formed on the blade 12, and second limiting holes which are matched with the limiting column 18 are formed on the bottom surface of the lower holder body 16, in installation, the blade 12 is first placed on the lower holder body 16, the limiting column 18 is clamped with the limiting hole 19, and then the upper holder body 17 is covered and fastened by bolts.

[0023] The upper shelf body 17 is adhered with a compression pad 20 on the bottom surface, which further strengthens the fixation of the blade 12 and prevents the blade from shaking up and down during use, so as to prevent the pigskin from being damaged.

[0024] The number of the limiting columns 18 is equal to that of the first limiting holes 19 and the second limiting holes. Specific embodiments

[0025] During installation, the blade 12 is first placed on the lower shelf body 16, the limiting column 18 is clamped with the limiting hole 19, then the upper shelf body 17 is covered and fastened by bolts, during use, the motor 3 drives the first rotating shaft 4 to drive the second rotating shaft 5 and the rotating disc 6 to rotate, the rotating disc 6 drives the first moving rod 8 to pull the blade holder 11 and the blade 12 to reciprocate along the direction of the slide rail 14, so as to repeatedly cut the pigskin passing through the blade 12.

[0026] The design scheme is ingenious, the blade holder and the blade are driven by the motor to reciprocate for cutting the pigskin, the cutting efficiency and the cutting quality are effectively improved, and the possibility of uneven thickness of the dermis layer is reduced, in addition, the installation position of the blade is quickly locked by the limiting column, the blade can be taken out by unscrewing the bolts and removing the upper shelf body, when the blade needs to be cleaned or replaced, the use is convenient.

[0027] The utility model is not limited to the foregoing specific embodiments. The utility model extends to any new feature disclosed in the specification or any new combination, and any new method or process step or any new combination disclosed.

Claims

1. A high-efficiency cutting device for a dermatome, characterized by: The cutting device is arranged in the skin taking machine (1), the cutting device includes a cutting shell (2), a first rotating shaft (4) is arranged in the cutting shell (2) and is driven and connected by a motor (3), the first rotating shaft (4) is drivingly connected with a second rotating shaft (5) through a transmission gear, one end of the second rotating shaft (5) is fixedly connected with a rotating disc (6), a rotating part (7) is arranged on the outer side of the rotating disc (6), one end of the rotating part (7) is rotatably connected with the side edge of the rotating disc (6), the other end is rotatably connected with a first moving rod (8), a second moving rod (9) which is same in structure with the first moving rod (8) is arranged on the side of the cutting shell (2) away from the first moving rod (8), the first moving rod (8) and the second moving rod (9) are both erected in the cutting shell (2) through linear bearings (10), a linearly movable knife holder (11) is fixedly connected between the first moving rod (8) and the second moving rod (9), a slot (13) is formed on the side of the cutting shell (2) for the knife holder (11) to extend out, the knife holder (11) is provided with a detachable blade (12) inside.

2. The high-efficiency cutting device for a skin harvesting machine according to claim 1, characterized in that: The top of the slot (13) is provided with a sliding rail (14), and the bottom of the knife holder (11) is provided with a sliding groove (15) matched with the sliding rail (14).

3. The high-efficiency cutting device for a skin harvesting machine according to claim 1, characterized in that: The knife holder (11) includes a lower holder body (16) and an upper holder body (17), the upper holder body (17) is located above the lower holder body (16), a recess with the same thickness as the blade (12) is formed on the top surface of the end of the lower holder body (16) extending out of the cutting shell (2), a limiting column (18) is arranged in the recess, a row of first limiting holes (19) matched with the limiting column (18) are formed on the blade (12), and a second limiting hole matched with the limiting column (18) is formed on the bottom surface of the lower holder body (16).

4. The high-efficiency cutting device for a skin harvesting machine according to claim 3, characterized in that: The bottom surface of the upper holder body (17) is attached with a compression pad (20), further strengthening the fixation of the blade (12).

5. The high-efficiency cutting device for a skin harvesting machine according to claim 3, characterized in that: The number of the limiting column (18), the first limiting hole (19) and the second limiting hole is equal.

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