Mechanical clamping jaw

Abstract

The mechanical clamping jaw comprises a base column, a containing cavity, an electric telescopic rod and a linkage block, a right-angle frame is fixedly installed on the outer side of the linkage block, a clamping plate is fixedly installed on the inner side of the right-angle frame, a damper is fixedly installed on the inner side of the clamping plate, a damping spring is arranged on the outer side of the damper, and the right-angle frame is fixedly installed on the right-angle frame. And an inner plate is fixedly installed at one end of the damper, a pressure sensor is fixedly installed on the inner side of the inner plate, a base plate is fixedly installed on the inner side of the pressure sensor, and a wireless transmission module and a PLC are sequentially and fixedly installed on the outer side of the foundation column from left to right. The electric telescopic rod, the pressure sensor, the PLC and the wireless transmission module are used in cooperation, the clamping force of the clamping jaw can be adjusted according to the physical properties of different mechanical parts, the mechanical parts can be clamped most firmly, the situation that the mechanical parts are damaged due to the fact that the clamping force is too large is avoided, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical clamps, in particular to a mechanical clamp. Background Art

[0002] Mechanical manufacturing refers to the industrial sector engaged in the production of various power machinery, lifting and transportation machinery, chemical machinery, textile machinery, machine tools, tools, instruments, meters and other mechanical equipment. The mechanical manufacturing industry provides technical equipment for the entire national economy. Mechanical grippers are needed in the mechanical manufacturing process.

[0003] The Chinese patent publication number is: CN216967820U discloses a mechanical gripper for mechanical manufacturing. The application states: "In the existing mechanical manufacturing process, mechanical grippers are needed to clamp the required materials, tools and workpieces, but the existing mechanical grippers cannot be adjusted according to the properties of the clamped objects, that is, there is no corresponding buffer during the clamping process, and the objects are directly clamped, which is easy to cause damage to fragile objects." Although the application solves this problem, it has the following defects:

[0004] The above-mentioned existing technical solutions have the following defects: although the above-mentioned mechanical gripper can buffer the clamping process, it cannot control the clamping force of the mechanical gripper, and the clamping force is difficult to control. If the clamping force is too large, the clamped object will be damaged, and if the clamping force is too small, the clamped object will easily fall off, and the practicality is low. Therefore, we propose a new type of mechanical gripper. Utility Model Content

[0005] The utility model provides a mechanical clamp to solve the problems raised in the above background technology.

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

[0007] A mechanical gripper comprises a base column, a placement cavity is provided inside the base column, an electric telescopic rod is fixedly installed inside the placement cavity, a linkage block is fixedly installed on the output end of the electric telescopic rod, a right-angle frame is fixedly installed on the outer side of the linkage block, a clamping plate is fixedly installed on the inner side of the right-angle frame, a damper is fixedly installed on the inner side of the clamping plate, a shock-absorbing spring is arranged on the outer side of the damper, an inner plate is fixedly installed on one end of the damper, a pressure sensor is fixedly installed on the inner side of the inner plate, a pad is fixedly installed on the inner side of the pressure sensor, a wireless transmission module and a PLC controller are fixedly installed on the outer side of the base column from left to right in sequence, and an external plug is fixedly connected to the outer side of the PLC controller.

[0008] As a further improvement of the technical solution: an electric telescopic rod fixing piece is fixedly installed on the outer side of the electric telescopic rod.

[0009] As a further improvement of the technical solution: the linkage block is slidably connected inside the placement cavity.

[0010] As a further improvement of the technical solution: the damper and the shock absorbing spring are installed between the clamping plate and the inner plate.

[0011] As a further improvement of the technical solution: the pad is made of rubber material.

[0012] As a further improvement of the technical solution: the wireless transmission module, the electric telescopic rod and the PLC controller are connected by wires, wherein the wireless transmission module, the electric telescopic rod and the PLC controller are connected in series.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The electric telescopic rod, pressure sensor, PLC controller and wireless transmission module are used together to adjust the clamping force of the mechanical gripper according to the physical properties of different mechanical parts. The mechanical parts can be clamped most firmly without being damaged due to excessive clamping force. It is highly practical.

[0015] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

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

[0018] Figure 2 It is a schematic diagram of the structure of the damper of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the pressure sensor of the utility model.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1. Base column; 2. Placement cavity; 3. Electric telescopic rod; 4. Linkage block; 5. Right-angle bracket; 6. Clamp; 7. Damper; 8. Shock-absorbing spring; 9. Inner plate; 10. Pressure sensor; 11. Pad; 12. Wireless transmission module; 13. PLC controller; 14. External plug. DETAILED DESCRIPTION

[0022] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0023] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0025] See also Figures 1 to 3 In an embodiment of the utility model, a mechanical gripper comprises a base column 1, a placement cavity 2 is opened inside the base column 1, an electric telescopic rod 3 is fixedly installed inside the placement cavity 2, a linkage block 4 is fixedly installed on the output end of the electric telescopic rod 3, a right angle frame 5 is fixedly installed on the outer side of the linkage block 4, a clamping plate 6 is fixedly installed on the inner side of the right angle frame 5, a damper 7 is fixedly installed on the inner side of the clamping plate 6, a shock absorbing spring 8 is arranged on the outer side of the damper 7, an inner plate 9 is fixedly installed on one end of the damper 7, a pressure sensor 10 is fixedly installed on the inner side of the inner plate 9, a pad 11 is fixedly installed on the inner side of the pressure sensor 10, a wireless transmission module 12 and a PLC controller 13 are fixedly installed on the outer side of the base column 1 from left to right, and an external plug 14 is fixedly connected to the outer side of the PLC controller 13.

[0026] See also Figure 1 An electric telescopic rod fixing piece is fixedly installed on the outer side of the electric telescopic rod 3, and the electric telescopic rod 3 can be fixed by the electric telescopic rod fixing piece, so that the electric telescopic rod 3 can be firmly fixed in the placement cavity 2.

[0027] See also Figure 1 The linkage block 4 is slidably connected to the inside of the placement cavity 2. By slidably connecting the linkage block 4 to the inside of the placement cavity 2, the electric telescopic rod 3 can push the linkage block 4 to move more smoothly.

[0028] See also Figure 1-2 The damper 7 and the shock absorbing spring 8 are installed between the clamping plate 6 and the inner plate 9. The damper 7 and the shock absorbing spring 8 can buffer the mechanical parts during the clamping process, thereby protecting the mechanical parts.

[0029] See also Figure 1 and Figure 3 The pad 11 is made of rubber material. The pad 11 made of rubber material has toughness and elasticity and can protect the clamped mechanical parts, thereby avoiding damage to the mechanical parts due to high hardness.

[0030] See also Figure 1 The wireless transmission module 12, the electric telescopic rod 3 and the PLC controller 13 are connected by wires, wherein the wireless transmission module 12, the electric telescopic rod 3 and the PLC controller 13 are connected in series. By connecting the wireless transmission module 12, the electric telescopic rod 3 and the PLC controller 13 in series, the PLC controller 13 can control the working state of the electric telescopic rod 3 in time.

[0031] The working principle of the utility model is: when the mechanical clamp is used, the mechanical clamp is directly moved to the top of the mechanical component, the external power supply is connected by the external plug 14, and the electric telescopic rod 3 is controlled by the PLC controller 13. The electric telescopic rod 3 drives the clamp plate 6 to move inward to clamp the mechanical component. When the pad 11 contacts the mechanical component, the damper 7 and the shock-absorbing spring 8 are used in combination to buffer the mechanical component during the clamping process and protect the mechanical component. The pad 11 can also buffer during the clamping process. At the same time, the pressure sensor 10 will always measure the clamping of the mechanical clamp during the clamping process. Strength. The user can implant the maximum pressure threshold in the PLC controller 13 in advance according to the physical properties of different mechanical parts. The pressure sensor 10 will detect the clamping force and then transmit the data to the wireless transmission module 12. The wireless transmission module 12 will transmit the clamping force to the PLC controller 13 in real time. When the clamping force of the mechanical clamp reaches the maximum threshold, the PLC controller 13 controls the electric telescopic rod 3 to stop working. At this time, the clamping force is just right, and the mechanical parts are clamped most firmly. The mechanical parts will not fall off, and the mechanical parts will not be damaged due to excessive clamping force. It is highly practical.

[0032] The above description is only a preferred embodiment of the utility model and does not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A mechanical gripper, characterized in that: The invention comprises a base column (1), wherein a placement cavity (2) is provided inside the base column (1), an electric telescopic rod (3) is fixedly installed inside the placement cavity (2), a linkage block (4) is fixedly installed on the output end of the electric telescopic rod (3), a right angle frame (5) is fixedly installed on the outer side of the linkage block (4), a clamping plate (6) is fixedly installed on the inner side of the right angle frame (5), a damper (7) is fixedly installed on the inner side of the clamping plate (6), a shock absorbing spring (8) is arranged on the outer side of the damper (7), an inner plate (9) is fixedly installed on one end of the damper (7), a pressure sensor (10) is fixedly installed on the inner side of the inner plate (9), a pad (11) is fixedly installed on the inner side of the pressure sensor (10), a wireless transmission module (12) and a PLC controller (13) are fixedly installed on the outer side of the base column (1) from left to right in sequence, and an external plug (14) is fixedly connected to the outer side of the PLC controller (13).

2. A mechanical gripper according to claim 1, characterized in that: An electric telescopic rod fixing piece is fixedly mounted on the outer side of the electric telescopic rod (3).

3. A mechanical gripper according to claim 1, characterized in that: The linkage block (4) is slidably connected inside the placement cavity (2).

4. A mechanical gripper according to claim 1, characterized in that: The damper (7) and the shock absorbing spring (8) are installed between the clamping plate (6) and the inner plate (9).

5. The mechanical gripper according to claim 1, characterized in that: The pad (11) is made of rubber material.

6. A mechanical gripper according to claim 1, characterized in that: The wireless transmission module (12), the electric telescopic rod (3) and the PLC controller (13) are connected by wires, wherein the wireless transmission module (12), the electric telescopic rod (3) and the PLC controller (13) are connected in series.

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