Mechanical grabbing device

Abstract

The utility model discloses a mechanical grabbing device which comprises a top block, a bottom supporting structure is arranged on the top block, a suction cup cleaning structure is arranged on the bottom supporting structure, the bottom of the top block is fixedly connected with a spring column, the bottom of the spring column is fixedly connected with a suction cup, and the suction cup cleaning structure is arranged on the bottom supporting structure. The bottom supporting structure comprises a motor, an L-shaped extension plate, a rotating rod A, a mounting block, an electric telescopic rod A, a rotating plate, an extension column, a connecting rod and an electric telescopic rod B. And the bottom supporting structure is arranged, the distance of the rotating plate is adjusted through the output ends of an electric telescopic rod A and an electric telescopic rod B, a rubber pad makes contact with the bottom of a product, the bottom supporting effect on the product can be achieved, and the risk that the product falls off accidentally in the transferring process is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical direction related to mechanical automation, and specifically relates to a mechanical grasping device. Background Art

[0002] In the process of mechanical automation operation, it is often necessary to grab and transfer the product to complete the corresponding process requirements. However, the grabbing and transferring operation in the prior art is generally completed by a single-axis mechanical arm assisted by manual labor. Such a structural setting makes the grabbing and transferring work efficiency of the product low and wastes a lot of processing time.

[0003] For example, the Chinese patent publication number is CN213923113U. The technical solution disclosed in the patent document is as follows: it has a three-axis transplanting mechanism, which can realize the movement of the grasping mechanism in three-axis directions, and the grasping range and grasping efficiency are relatively high; through the structural setting of the transfer plate, the feeding process of the product can realize rotational movement, shortening the loading and unloading time and saving processing time.

[0004] Although the prior art can realize rotation and movement during the feeding process, shorten the loading and unloading time, and save processing time, if the suction cup is an ordinary suction cup or an electromagnetic suction cup, an unexpected power failure may cause the suction cup to fall off during the grasping process, resulting in irreversible consequences. This phenomenon has become a problem that needs to be solved urgently by people in this field. Utility Model Content

[0005] The purpose of the utility model is to provide a mechanical grasping device for existing devices to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a mechanical grasping device, comprising a top block, a bottom supporting structure is arranged on the top block, a suction cup cleaning structure is arranged on the bottom supporting structure, a spring column is fixedly connected to the bottom of the top block, a suction cup is fixedly connected to the bottom of the spring column, the bottom supporting structure comprises: a motor, an L-shaped extension plate, a rotating rod A, a mounting block, an electric telescopic rod A, a rotating plate, an extension column, a connecting rod, and an electric telescopic rod B, the motor is fixedly mounted on the outer side of the L-shaped extension plate, the bottom of the L-shaped extension plate is fixedly connected to the top of the top block, one end of the rotating rod A is fixedly connected to the output end of the motor through a coupling, the other end of the rotating rod A movably passes through the outer side of the L-shaped extension plate, the mounting block is fixedly connected to the other end of the rotating rod A, the other end of the rotating rod A is rotatably connected to the outer side of the top block through a bearing, one end of the extension column is fixedly connected to the other side of the top block, one end of the connecting rod is rotatably connected to the surface of the extension column through a rotating shaft, and the rotating plate is arranged on one side of the top block.

[0007] The utility model further illustrates that the suction cup cleaning structure includes: a rotating rod B, a threaded rod, a U-shaped slider, an extension plate, and a brush. One end of the threaded rod is rotatably connected to one side of the extension plate through a bearing, one end of the rotating rod B is rotatably connected to the inner side of the L-shaped extension plate through a bearing, the other end of the rotating rod B is fixedly connected to the other end of the threaded rod, the U-shaped slider is threadedly sleeved on the surface of the threaded rod, the U-shaped slider is in contact with and slidably connected to the outer wall of the top block, the brush is fixedly installed on the inner side of the U-shaped slider, and the rotating rod A and the rotating rod B are connected by a pulley and a belt drive.

[0008] The utility model further illustrates that the bottom supporting structure also includes a rubber pad, and the rubber pad is fixedly connected to the inner side of the rotating plate. Through the provision of the rubber pad, the bottom of the product can be supported and the product can be protected.

[0009] The utility model further illustrates that the electric telescopic rod A is fixedly mounted on the mounting block, the electric telescopic rod B is fixedly mounted on the other end of the connecting rod, and the rotating plate is fixedly connected to the output ends of the electric telescopic rod A and the electric telescopic rod B respectively. Through the setting of the electric telescopic rod A and the electric telescopic rod B, the distance of the rotating plate can be conveniently adjusted.

[0010] The utility model further describes that the number of the suction cups and spring columns are nine respectively, and they are symmetrically arranged. The brush contacts the bottoms of the three suction cups, and the brush is used to clean the bottoms of the suction cups, thereby avoiding the problem of dust adhering to the bottoms of the suction cups and affecting the adsorption effect of the suction cups.

[0011] The utility model further describes that the motor, electric telescopic rod A, and electric telescopic rod B are electrically connected to an external power supply, and a control switch of the motor, electric telescopic rod A, and electric telescopic rod B is provided outside, and the external power supply is used to power the motor, electric telescopic rod A, and electric telescopic rod B. The control switch provided is convenient for an operator to control the motor, electric telescopic rod A, and electric telescopic rod B.

[0012] Compared with the prior art, the beneficial effects achieved by the utility model are: the utility model,

[0013] (1) By providing a bottom supporting structure, the distance of the rotating plate can be adjusted through the output ends of the electric telescopic rod A and the electric telescopic rod B, and the rubber pad can be in contact with the bottom of the product to support the product and avoid the risk of accidental falling off during transportation;

[0014] (2) By providing a suction cup cleaning structure, when the rotating plate moves to support the bottom of the product, the threaded rod drives the U-shaped slider to move to one side through the transmission of the pulley and belt between the rotating rod A and the rotating rod B, and the bottom of the suction cup is cleaned by using a brush. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

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

[0017] Figure 2 It is a bottom view of the bottom supporting structure and the suction cup cleaning structure of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the suction cup cleaning structure of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the bottom supporting structure of the utility model.

[0020] In the figure: 1. top block; 2. bottom supporting structure; 201. motor; 202. shaped extension plate; 203. rotating rod A; 204. mounting block; 205. electric telescopic rod A; 206. rotating plate; 207. rubber pad; 208. extension column; 209. connecting rod; 2010. electric telescopic rod B; 3. suction cup cleaning structure; 301. rotating rod B; 302. threaded rod; 303. shaped slider; 304. extension plate; 305. brush; 4. suction cup; 5. spring column. DETAILED DESCRIPTION

[0021] The following is a further non-limiting detailed description of the technical solution of the utility model in conjunction with the preferred embodiments and the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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. Example 1

[0022] See also Figure 1-4The utility model provides a technical solution: a mechanical grasping device, including a top block 1, a bottom supporting structure 2 is arranged on the top block 1, a suction cup cleaning structure 3 is arranged on the bottom supporting structure 2, a spring column 5 is fixedly connected to the bottom of the top block 1, a suction cup 4 is fixedly connected to the bottom of the spring column 5, the bottom supporting structure 2 includes: a motor 201, an L-shaped extension plate 202, a rotating rod A203, a mounting block 204, an electric telescopic rod A205A, a rotating plate 206, an extension column 208, a connecting rod 209, and an electric telescopic rod B2010, the motor 201 is fixedly mounted on the L-shaped extension plate The outer side of L-shaped extension plate 202, the bottom of L-shaped extension plate 202 is fixedly connected to the top of top block 1, one end of rotating rod A203 is fixedly connected to the output end of motor 201 through a coupling, the other end of rotating rod A203 movably passes through the outer side of L-shaped extension plate 202, mounting block 204 is fixedly connected to the other end of rotating rod A203, the other end of rotating rod A203 is rotatably connected to the outer side of top block 1 through a bearing, one end of extension column 208 is fixedly connected to the other side of top block 1, one end of connecting rod 209 is rotatably connected to the surface of extension column 208 through a rotating shaft, and rotating plate 206 is arranged on one side of the top block 1, and the bottom supporting structure 2 also includes a rubber pad 207, which is fixedly connected to the inner side of the rotating plate 206. Through the setting of the rubber pad 207, the bottom of the product can be supported and protected at the same time. The electric telescopic rod A205 is fixedly installed on the mounting block 204, and the electric telescopic rod B2010 is fixedly installed on the other end of the connecting rod 209. The rotating plate 206 is respectively fixedly connected to the output ends of the electric telescopic rod A205 and the electric telescopic rod B2010. The setting of the telescopic rod B2010 facilitates the adjustment of the distance of the rotating plate 206. The motor 201, the electric telescopic rod A205, and the electric telescopic rod B2010 are electrically connected to an external power supply, and a control switch for the motor 201, the electric telescopic rod A205, and the electric telescopic rod B2010 is provided on the outside. The external power supply is used to power the motor 201, the electric telescopic rod A205, and the electric telescopic rod B2010. The control switch provided facilitates the operator to control the motor 201, the electric telescopic rod A205, and the electric telescopic rod B2010.

[0023] In this embodiment, by providing a bottom supporting structure 2, the distance of the rotating plate 206 is adjusted by the output ends of the electric telescopic rod A205 and the electric telescopic rod B2010, and the rubber pad 207 is in contact with the bottom of the product, which can play a bottom supporting role for the product and avoid the risk of accidental falling off during transportation. Example 2

[0024] See also Figure 1-4The utility model provides a technical solution: the suction cup cleaning structure 3 includes: a rotating rod B301, a threaded rod 302, a U-shaped slider 303, an extension plate 304, and a brush 305. One end of the threaded rod 302 is rotatably connected to one side of the extension plate 304 through a bearing, one end of the rotating rod B301 is rotatably connected to the inner side of the L-shaped extension plate 202 through a bearing, the other end of the rotating rod B301 is fixedly connected to the other end of the threaded rod 302, and the U-shaped slider 303 is threadedly sleeved on the threaded rod 302. The U-shaped slider 303 is in contact with the outer wall of the top block 1 and is slidably connected thereto. The brush 305 is fixedly mounted on the inner side of the U-shaped slider 303. The rotating rod A203 is connected to the rotating rod B301 through a pulley and a belt transmission. There are nine suction cups 4 and nine spring columns 5, which are symmetrically arranged. The brush 305 is in contact with the bottom of the three suction cups 4. The brush 305 is used to clean the bottom of the suction cup 4 to avoid the problem of dust adhering to the bottom of the suction cup 4 and affecting the adsorption effect of the suction cup 4.

[0025] In this embodiment, a suction cup cleaning structure 3 is provided. When the rotating plate moves to support the bottom of the product, the threaded rod 302 drives the U-shaped slider 303 to move to one side through the transmission of the pulley and the belt between the rotating rod A203 and the rotating rod B301, and the bottom of the suction cup 4 is cleaned by the brush 305.

[0026] The working principle of this mechanical grasping device is described in detail below.

[0027] like Figure 1-4 As shown, when in use, the product is sucked by the suction cup 4. During the transportation process, the motor 201 is started from the control switch, so that the motor 201 drives the rotating rod A203 to rotate, and the rotating rod A203 drives the mounting block 204 to rotate. The rotating plate 206 is rotated to the bottom of the top block 1, and the electric telescopic rod A205 and the electric telescopic rod B2010 are started from the control switch to adjust the distance of the rotating plate 206 at the output ends of the electric telescopic rod A205 and the electric telescopic rod B2010 until the rubber pad 207 contacts the bottom of the product, which can support the product and avoid the risk of accidental falling off during transportation. During the rotation of the rotating plate 206, the rotating rod A203 and the rotating rod B301 are driven by the pulley and the belt, so that the rotating rod A203 drives the rotating rod B301 to rotate while rotating, so that the rotating rod B301 drives the threaded rod 302 to rotate, and the threaded rod 302 drives the U-shaped slider 303 to move to one side, and the bottom of the suction cup 4 is cleaned by the brush 305. When the rotating plate 206 rotates to the bottom of the top block 1, the U-shaped slider 303 moves to the end of the threaded rod 302.

[0028] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0029] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit them. Although the utility model is described in detail with reference to the above embodiments, a person skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features can be replaced by equivalents, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A mechanical gripping device, comprising a top block (1), characterized in that: The top block (1) is provided with a bottom supporting structure (2), and a suction cup cleaning structure (3) is provided on the bottom supporting structure (2). The bottom of the top block (1) is fixedly connected to a spring column (5), and the bottom of the spring column (5) is fixedly connected to a suction cup (4). The bottom supporting structure (2) comprises: a motor (201), an L-shaped extension plate (202), a rotating rod A (203), a mounting block (204), an electric telescopic rod A (205) A, a rotating plate (206), an extension column (208), a connecting rod (209), and an electric telescopic rod B (2010). The motor (201) is fixedly mounted on the outside of the L-shaped extension plate (202), the bottom of the L-shaped extension plate (202) is fixedly connected to the top of the top block (1), one end of the rotating rod A (203) is fixedly connected to the output end of the motor (201) through a coupling, and the The other end of the rotating rod A (203) movably passes through the outer side of the L-shaped extension plate (202); the mounting block (204) is fixedly connected to the other end of the rotating rod A (203); the other end of the rotating rod A (203) is rotatably connected to the outer side of the top block (1) via a bearing; one end of the extension column (208) is fixedly connected to the other side of the top block (1); one end of the connecting rod (209) is rotatably connected to the surface of the extension column (208) via a rotating shaft; the rotating plate (206) is arranged on one side of the top block (1); the electric telescopic rod A (205) is fixedly mounted on the mounting block (204); the electric telescopic rod B (2010) is fixedly mounted on the other end of the connecting rod (209); and the rotating plate (206) is fixedly connected to the output ends of the electric telescopic rod A (205) and the electric telescopic rod B (2010), respectively.

2. A mechanical grasping device according to claim 1, characterized in that: The suction cup cleaning structure (3) comprises: a rotating rod B (301), a threaded rod (302), a U-shaped slider (303), an extension plate (304), and a brush (305); one end of the threaded rod (302) is rotatably connected to one side of the extension plate (304) via a bearing; one end of the rotating rod B (301) is rotatably connected to the inner side of the L-shaped extension plate (202) via a bearing; the other end of the rotating rod B (301) is fixedly connected to the other end of the threaded rod (302); the U-shaped slider (303) is threadedly sleeved on the surface of the threaded rod (302); the U-shaped slider (303) is in contact with and slidably connected to the outer wall of the top block (1); the brush (305) is fixedly mounted on the inner side of the U-shaped slider (303); and the rotating rod A (203) and the rotating rod B (301) are connected via a pulley and a belt transmission.

3. A mechanical grasping device according to claim 1, characterized in that: The bottom supporting structure (2) further comprises a rubber pad (207), wherein the rubber pad (207) is fixedly connected to the inner side of the rotating plate (206).

4. A mechanical grasping device according to claim 2, characterized in that: The number of the suction cups (4) and the number of the spring columns (5) are nine respectively, and they are symmetrically arranged, and the brush (305) is in contact with the bottoms of the three suction cups (4).

5. A mechanical grasping device according to claim 1, characterized in that: The motor (201), the electric telescopic rod A (205), and the electric telescopic rod B (2010) are electrically connected to an external power source, and control switches for the motor (201), the electric telescopic rod A (205), and the electric telescopic rod B (2010) are provided externally.

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