Plastic bag cutting device with self-cleaning function

Abstract

The utility model relates to the technical field of plastic bags, and discloses a plastic bag cutting device with a self-cleaning function. The clamping device is arranged on the bottom plate and used for clamping a plastic bag; the cutting device is arranged on the bottom plate and used for cutting the clamped plastic bag; the cleaning device is arranged on the bottom plate and used for cleaning and collecting garbage generated by cutting the plastic bags; the cleaning device comprises a box body, the box body is fixedly connected to the bottom of the bottom plate, the back face of the box body is fixedly connected with a first supporting plate, the top of the first supporting plate is fixedly connected with a first motor, the front face of the inner wall of the box body is rotationally connected with a rotating rod through a bearing, the rotating rod movably penetrates through the box body and extends towards the back face, and the extending end of the rotating rod is fixedly connected with the output end of the first motor. A first motor is started to drive a fixed rod, a movable rod and a cleaning block to conduct reciprocating cleaning, and crushed materials falling from a through hole formed in the top of a bottom plate are cleaned into a collecting box to be treated in a unified mode.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic bags, in particular to a plastic bag cutting device with a self-cleaning function. Background Art

[0002] Plastic bags are consumables in daily life. China consumes a large number of plastic bags every year. Plastic bags are indispensable items in people's daily life and are often used to hold other items. They are widely used because of their low price, extremely light weight, large capacity, and easy storage. In the production process of plastic bags, it is often necessary to cut them. However, most of the cutting of plastic bags is done manually, which is slow, inefficient, time-consuming and labor-intensive.

[0003] According to the Chinese patent publication number CN205766311U, the technical solution disclosed in the patent document is as follows: The utility model discloses a cutting device for plastic bag production, including a box body, a base is arranged at the bottom of the inner wall of the box body, an operating panel is arranged at the top of the base, a driving box is arranged at the position corresponding to the operating panel at the top of the inner wall of the box body, and the driving box includes a shell, a motor, a first roller seat and a second roller seat are arranged on one side of the inner wall of the shell body from top to bottom, a sliding plate is arranged inside the shell body, rollers are arranged on the first roller seat and the second roller seat, and the two rollers are connected by a conveyor belt transmission, the roller on the first roller seat is fixedly connected to one end of the rotating rod, the other end of the rotating rod passes through the first roller seat and extends to the outside of the first roller seat, and a rotating shaft is arranged on the motor. The cutting device for plastic bag production can quickly cut the plastic bags on the operating panel, saving time and effort, and the cutting process is simple and fast, with high cutting efficiency, convenient and practical.

[0004] The above patent has the following disadvantages: when the device is used, cutting will produce a lot of debris, which needs to be cleaned manually, which is time-consuming and laborious. In view of this, we propose a plastic bag cutting device with a self-cleaning function. Utility Model Content

[0005] The purpose of the utility model is to provide a plastic bag cutting device with a self-cleaning function to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A plastic bag cutting device with a self-cleaning function comprises: a bottom plate; a clamping device, which is arranged on the bottom plate and is used to clamp the plastic bag; a cutting device, which is arranged on the bottom plate and is used to cut the clamped plastic bag; and a cleaning device, which is arranged on the bottom plate and is used to clean and collect garbage generated by cutting the plastic bag; wherein the cleaning device comprises a box body, the box body is fixedly connected to the bottom of the bottom plate, the back side of the box body is fixedly connected to a first supporting plate, the top of the first supporting plate is fixedly connected to a first motor, the front side of the inner wall of the box body is rotatably connected to a rotating rod through a bearing, and the rotating rod movably penetrates the box body and extends to the back side, and its extending end is fixedly connected to the output end of the first motor, the front side of the rotating rod is fixedly connected to a fixing rod, the bottom of the fixing rod is hinged with a movable rod, the bottom of the movable rod is hinged with a cleaning block, the front side of the inner wall of the box body is provided with a first sliding groove, the front side of the first sliding groove is slidably connected to a first slider, and the front side of the first slider is fixedly connected to the back side of the cleaning block, and the front side of the box body is slidably connected to a collection box.

[0008] Preferably, the cutting device includes a second slide groove, the second slide groove is opened on the front side of the bottom plate, the second slide groove inner wall is slidably connected to the second slider, the second slider is fixedly connected to the front side of the fixed plate, the second support plate is fixedly connected to the front side of the fixed plate, the second support plate is fixedly connected to the top of the second motor, the back side of the fixed plate is rotatably connected to a threaded rod through a bearing, and the threaded rod movably penetrates the fixed plate and extends to the front side, and the extending end is fixedly connected to the output end of the second motor, and the back side of the fixed plate is fixedly connected to a limiting rod.

[0009] Preferably, a moving block is threadedly penetrated through the outer wall of the threaded rod, and the moving block slides on the inner wall of the limiting rod, and a cutting knife is fixedly connected to the bottom of the moving block.

[0010] Preferably, the clamping device includes a fixed block, which is fixedly connected to the top of the base plate, a pull rod movably passing through the top of the fixed block, a splint fixedly connected to the bottom of the pull rod, a spring movably sleeved on the outer wall of the pull rod, and two ends of the spring are respectively fixedly connected to the top of the inner wall of the fixed block and the top of the splint, and the top of the pull rod is fixedly connected to the pull plate.

[0011] Preferably, the spring is a compression spring with the force directed toward both sides. It is easy to manufacture and process, has low cost, and can be applied to different shapes, sizes and load requirements. Therefore, it has high applicability. The compression spring has a compression force. The compression spring has the characteristics of high elasticity, high thermal conductivity and high durability. It has high reliability and stability during operation. Compared with ordinary springs, the design of the compression spring is more compact, which can exert a greater compression effect in a limited space and save equipment space.

[0012] Preferably, the slide groove and the sliding block are trapezoidal in shape to prevent the fixing plate from deviating from the original position during movement.

[0013] Compared with the prior art, the utility model provides a plastic bag cutting device with a self-cleaning function, which has the following beneficial effects:

[0014] 1. This plastic bag cutting device with self-cleaning function starts the first motor to drive the fixed rod, the movable rod and the cleaning block to perform reciprocating cleaning, cleans the debris falling from the through hole opened on the top of the bottom plate, and cleans it into the collection box for unified treatment.

[0015] 2. This plastic bag cutting device with self-cleaning function drives the pull rod by pulling the pull plate, and the pull rod drives the clamping plate to rise, and then the plastic bag is placed on the top of the bottom plate, and the pull plate is released. The compressed spring drives the clamping plate to clamp the plastic bag. The clamped plastic bag can be cut by the cutting device, which improves the work efficiency. The cutting knife can cut plastic bags of different sizes through the cooperation of the slide groove and the slider. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the back structure of the utility model;

[0018] Figure 3 This is a front sectional structural schematic diagram of the utility model;

[0019] Figure 4 It is a partial right side structural schematic diagram of the utility model.

[0020] In the figure: 1. bottom plate; 2. cutting device; 201. fixed plate; 202. second support plate; 203. second motor; 204. moving block; 205. cutting knife; 206. second slide groove; 207. second slider; 208. threaded rod; 209. limit rod; 3. clamping device; 301. fixed block; 302. pull rod; 303. spring; 304. clamping plate; 305. pull plate; 4. cleaning device; 401. box; 402. first support plate; 403. first motor; 404. rotating rod; 405. fixed rod; 406. movable rod; 407. cleaning block; 408. first slide groove; 409. first slider; 4010. collecting box. 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] In the description of the present invention, it should be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0023] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "setting" should be understood in a broad sense, for example, it can be fixed connection, setting, or detachable connection, setting, or integral connection, setting. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0024] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "several" is two or more, unless otherwise clearly and specifically defined.

[0025] According to the Chinese patent publication number CN205766311U, the technical solution disclosed in the patent document is as follows: The utility model discloses a cutting device for plastic bag production, including a box body, a base is arranged at the bottom of the inner wall of the box body, an operating panel is arranged at the top of the base, a driving box is arranged at the position corresponding to the operating panel at the top of the inner wall of the box body, and the driving box includes a shell, a motor, a first roller seat and a second roller seat are arranged on one side of the inner wall of the shell body from top to bottom, a sliding plate is arranged inside the shell body, rollers are arranged on the first roller seat and the second roller seat, and the two rollers are connected by a conveyor belt transmission, the roller on the first roller seat is fixedly connected to one end of the rotating rod, the other end of the rotating rod passes through the first roller seat and extends to the outside of the first roller seat, and a rotating shaft is arranged on the motor. The cutting device for plastic bag production can quickly cut the plastic bags on the operating panel, saving time and effort, and the cutting process is simple and fast, with high cutting efficiency, convenient and practical.

[0026] The above patent has the following disadvantages: when the device is used, cutting will produce a lot of debris, which needs to be cleaned manually, which is time-consuming and laborious. In view of this, we propose a plastic bag cutting device with a self-cleaning function.

[0027] like Figure 1-4As shown, a plastic bag cutting device with a self-cleaning function comprises: a bottom plate 1; a clamping device 3, which is arranged on the bottom plate 1 and is used to clamp the plastic bag; a cutting device 2, which is arranged on the bottom plate 1 and is used to cut the clamped plastic bag; a cleaning device 4, which is arranged on the bottom plate 1 and is used to clean and collect garbage generated by cutting the plastic bag; wherein the cleaning device 4 comprises a box body 401, the box body 401 is fixedly connected to the bottom of the bottom plate 1, a first support plate 402 is fixedly connected to the back of the box body 401, a first motor 403 is fixedly connected to the top of the first support plate 402, a rotating rod 404 is rotatably connected to the front of the inner wall of the box body 401 through a bearing, and the rotating rod 404 movably penetrates the box body 401 and extends to the back, and its extended end is fixedly connected to the output end of the first motor 403, a fixed rod 405 is fixedly connected to the front of the rotating rod 404, and a movable rod 403 is hinged at the bottom of the fixed rod 405 6. A cleaning block 407 is hinged at the bottom of the movable rod 406, and a first slide groove 408 is provided on the front side of the inner wall of the box body 401. A first slider 409 is slidably connected to the front side of the first slide groove 408, and the front side of the first slider 409 is fixedly connected to the back side of the cleaning block 407. A collection box 4010 is slidably connected to the front side of the box body 401. By starting the first motor 403, the first motor 403 drives the rotating rod 404, the rotating rod 404 drives the fixed rod 405 to rotate, the fixed rod 405 drives the movable rod 406, and the movable rod 406 drives the cleaning block 407 to perform reciprocating motion. At the same time, the first slider 409 fixedly connected to the back side of the cleaning block 407 slides on the inner wall of the first slide groove 408 to limit the sliding trajectory of the cleaning block 407. The cleaning block 407 cleans the debris falling from the through hole opened at the top of the bottom plate 1 and cleans it into the collection box 4010 to achieve the cleaning and collection of the debris.

[0028] like Figure 1-4As shown, the cutting device 2 includes a second slide groove 206, the second slide groove 206 is opened on the front side of the bottom plate 1, the inner wall of the second slide groove 206 is slidably connected to the second slider 207, the front side of the second slider 207 is fixedly connected to the fixed plate 201, the front side of the fixed plate 201 is fixedly connected to the second support plate 202, the top of the second support plate 202 is fixedly connected to the second motor 203, the back side of the fixed plate 201 is rotatably connected to the threaded rod 208 through the bearing, and the threaded rod 208 movably penetrates the fixed plate 201 and extends to the front side, and the extended end is fixedly connected to the output end of the second motor 203, and the fixed plate 201 is fixedly connected to the second support plate 202. A limiting rod 209 is fixedly connected to the back of the plate 201, and a moving block 204 is threaded through the outer wall of the threaded rod 208, and the moving block 204 slides on the inner wall of the limiting rod 209. A cutting knife 205 is fixedly connected to the bottom of the moving block 204. When cutting is required, the fixed plate 201 is moved to a suitable position, and the second motor 203 fixedly connected to the top of the second support plate 202 is started. The second motor 203 drives the threaded rod 208, and the threaded rod 208 drives the moving block 204 threadedly connected to the outer wall, and the moving block 204 drives the cutting knife 205 at the bottom to cut the plastic bag.

[0029] like Figure 1-4 As shown, the clamping device 3 includes a fixed block 301, which is fixedly connected to the top of the base plate 1, a pull rod 302 movably passes through the top of the fixed block 301, a splint 304 is fixedly connected to the bottom of the pull rod 302, a spring 303 is movably sleeved on the outer wall of the pull rod 302, and the two ends of the spring 303 are respectively fixedly connected to the top of the inner wall of the fixed block 301 and the top of the splint 304, a pull plate 305 is fixedly connected to the top of the pull rod 302, and the pull plate 305 is pulled to drive the pull rod 302, and the pull rod 302 drives the splint 304 to rise, and then the plastic bag is placed on the top of the base plate 1, the pull plate 305 is released, and the compressed spring 303 drives the splint 304 to clamp the plastic bag, so that the edge of the plastic bag will not curl.

[0030] like Figure 1-4 As shown, spring 303 is a compression spring with the force directed toward both sides. It is a compression spring that is easy to manufacture and process, has low cost, and can be applied to different shapes, sizes and load requirements. Therefore, it has high applicability. The compression spring has a compression force. The compression spring has the characteristics of high elasticity, high thermal conductivity and high durability. It has high reliability and stability during operation. Compared with ordinary springs, the design of the compression spring is more compact, which can exert a greater compression effect in a limited space and save equipment space.

[0031] like Figure 1-4 As shown, the second sliding groove 206 and the second sliding block 207 are in a trapezoidal shape, so as to prevent the fixing plate 201 from deviating from the original position during the movement.

[0032] The working principle of the utility model is as follows: by pulling the pull plate 305 to drive the pull rod 302, the pull rod 302 drives the clamping plate 304 to rise, and then the plastic bag is placed on the top of the bottom plate 1, the pull plate 305 is released, and the compressed spring 303 drives the clamping plate 304 to clamp the plastic bag. When cutting is required, the fixed plate 201 is moved to a suitable position, and the second motor 203 fixedly connected to the top of the second support plate 202 is started. The second motor 203 drives the threaded rod 208, and the threaded rod 208 drives the moving block 204 threadedly connected to the outer wall, and the moving block 204 drives the cutting knife 205 at the bottom to achieve cutting of the plastic bag, and the size can be adjusted. With selection, work efficiency is improved. Crumbs will be generated during cutting. Then the operator starts the first motor 403, the first motor 403 drives the rotating rod 404, the rotating rod 404 drives the fixed rod 405 to rotate, the fixed rod 405 drives the movable rod 406, and the movable rod 406 drives the cleaning block 407 to reciprocate. At the same time, the first slider 409 fixedly connected to the back of the cleaning block 407 slides on the inner wall of the first slide groove 408 to limit the sliding trajectory of the cleaning block 407. The cleaning block 407 cleans the debris falling from the through hole opened at the top of the bottom plate 1, and cleans it into the collection box 4010 to achieve the cleaning and collection of the debris.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A plastic bag cutting device with self-cleaning function, characterized in that: include: Bottom plate (1); A clamping device (3), arranged on the bottom plate (1) and used for clamping a plastic bag; A cutting device (2), arranged on the bottom plate (1), and used for cutting the clamped plastic bag; A cleaning device (4), arranged on the bottom plate (1), for cleaning and collecting garbage generated by cutting plastic bags; The cleaning device (4) comprises a box (401), the box (401) is fixedly connected to the bottom of the base plate (1), the back of the box (401) is fixedly connected to a first support plate (402), the top of the first support plate (402) is fixedly connected to a first motor (403), the front of the inner wall of the box (401) is rotatably connected to a rotating rod (404) via a bearing, and the rotating rod (404) movably penetrates the box (401) and extends to the back, and the extended end is fixedly connected to the output end of the first motor (403), The front of the rotating rod (404) is fixedly connected to a fixed rod (405), the bottom of the fixed rod (405) is hinged to a movable rod (406), the bottom of the movable rod (406) is hinged to a cleaning block (407), the front of the inner wall of the box body (401) is provided with a first sliding groove (408), the front of the first sliding groove (408) is slidably connected to a first sliding block (409), and the front of the first sliding block (409) is fixedly connected to the back of the cleaning block (407), and the front of the box body (401) is slidably connected to a collection box (4010).

2. A plastic bag cutting device with self-cleaning function according to claim 1, characterized in that: The cutting device (2) comprises a second slide groove (206), the second slide groove (206) being arranged on the front side of the bottom plate (1), the inner wall of the second slide groove (206) being slidably connected to a second slider (207), the front side of the second slider (207) being fixedly connected to a fixed plate (201), the front side of the fixed plate (201) being fixedly connected to a second support plate (202), the top of the second support plate (202) being fixedly connected to a second motor (203), the back side of the fixed plate (201) being rotatably connected to a threaded rod (208) via a bearing, the threaded rod (208) movably passing through the fixed plate (201) and extending toward the front side, the extended end of which is fixedly connected to an output end of the second motor (203), and the back side of the fixed plate (201) being fixedly connected to a limiting rod (209).

3. The plastic bag cutting device with self-cleaning function according to claim 2, characterized in that: A moving block (204) is threadedly penetrated through the outer wall of the threaded rod (208), and the moving block (204) slides on the inner wall of the limiting rod (209), and a cutting knife (205) is fixedly connected to the bottom of the moving block (204).

4. The plastic bag cutting device with self-cleaning function according to claim 1, characterized in that: The clamping device (3) comprises a fixed block (301), the fixed block (301) is fixedly connected to the top of the bottom plate (1), a pull rod (302) movably passes through the top of the fixed block (301), a clamp plate (304) is fixedly connected to the bottom of the pull rod (302), a spring (303) is movably sleeved on the outer wall of the pull rod (302), and two ends of the spring (303) are respectively fixedly connected to the top of the inner wall of the fixed block (301) and the top of the clamp plate (304), and the top of the pull rod (302) is fixedly connected to the pull plate (305).

5. The plastic bag cutting device with self-cleaning function according to claim 4, characterized in that: The spring (303) is a compression spring, and its acting force is directed toward both sides.

6. The plastic bag cutting device with self-cleaning function according to claim 2, characterized in that: The second sliding groove (206) and the second sliding block (207) are in a trapezoidal shape.

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