A gripping device

Abstract

The application discloses a clamping device and belongs to the field of pcb processing, which comprises a stand column, the bottom of the stand column is provided with a supporting leg, one side of the stand column is provided with a sliding groove, a moving platform is slidingly installed on the sliding groove, the top of one of the stand columns is fixedly connected with a hydraulic cylinder through a mounting frame and a bolt, the hydraulic cylinder is fixedly connected with the moving platform through a piston rod, the bottom of the moving platform is provided with a sliding rail, a sliding block is slidingly installed on the surface of the sliding rail, the surface of the sliding block is screwed through a lead screw, one end of the lead screw is drivingly linked with the output end of a motor, and the surface of the motor is fixed on the surface of the moving platform through a connecting piece. The clamping device clamping mechanism is optimized, the clamping piece structure is arranged to fix the pcb, the overall structure is simple and easy to realize, and the device can be used with manual work or other instruments at any time according to requirements.

Description

TECHNICAL FIELD

[0001] The application relates to the field of pcb processing, and particularly relates to a clamping device. BACKGROUND

[0002] PCB is also called printed circuit board, and is an important electronic component, is a support body of electronic components, and is a carrier for electrical interconnection of electronic components. Since it is made by electronic printing, it is called "printed" circuit board. In the processing of the pcb circuit board, the pcb circuit board needs to be clamped and transported.

[0003] Application No. CN202122180852.1 discloses a PCB clamping mechanism, which comprises a linear drive module, a movable seat and a clamping assembly. The movable seat is movably arranged on the linear drive module, and the clamping assembly is fixedly arranged on the movable seat. The clamping assembly comprises a double-shaft air cylinder, a first connecting block, a sliding groove, an upper clamping block and a lower clamping block. The cylinder body of the double-shaft air cylinder is connected with the movable seat through the first connecting block. The cylinder shaft end portion of the double-shaft air cylinder is provided with a sliding groove. The upper clamping block and the lower clamping block are movably arranged on the sliding groove and are respectively connected with the two cylinder shafts of the double-shaft air cylinder. The PCB clamping mechanism provided by the application can replace manual material taking. The PCB is clamped by the clamping assembly, which helps to improve the production efficiency and ensure the production quality of the PCB.

[0004] However, the following problems still exist: the overall structure is relatively complex, and other precision instruments need to be used together, and the operation is relatively cumbersome. SUMMARY

[0005] The purpose of the present application is to provide a clamping device. The clamping mechanism of the clamping device is optimized. The clamping piece structure is arranged to fix the pcb board. The overall structure is simple and easy to realize. The clamping device can be used with manual operation or other instruments at any time according to the requirements.

[0006] The present application provides the following technical scheme: a clamping device, comprising a stand, a foot is arranged at the bottom of the stand, a sliding groove is arranged on one side of the stand, a moving platform is slidably installed on the sliding groove, the top of one of the stands is fixedly connected with a hydraulic cylinder through a mounting frame and a bolt, the hydraulic cylinder is fixedly connected with the moving platform through a piston rod, a slide rail is arranged on the bottom of the moving platform, a slide block is slidably installed on the surface of the slide rail, the surface of the slide block is screwed through a lead screw, one end of the lead screw is drivingly linked with the output end of a motor, and the surface of the motor is fixed on the surface of the moving platform through a connecting piece.

[0007] The bottom of the sliding block is provided with a rotary air cylinder, and the output end of the rotary air cylinder is equipped with a clamping mechanism, which comprises a mounting frame, a fixed plate and a limiting assembly.

[0008] Preferably, the moving platform is provided with a slot corresponding to the position of the hydraulic cylinder, and the end of the piston rod is fixed to the inner wall of the slot.

[0009] Preferably, one end of the lead screw is rotatably connected to the support plate through a bearing, and the support plate is fixed to the surface of the moving platform.

[0010] Preferably, the limiting assembly comprises a clamping piece, a protruding edge and a mounting hole, the clamping piece is fixed to the bottom of the fixed plate through the mounting hole, and the bottom of the clamping piece is integrally formed with the protruding edge.

[0011] Preferably, the side surface of the clamping piece is provided with a pad assembly, the pad assembly comprises a spring piece, the spring piece is laid on one side of the clamping piece, and the side surface of the spring piece is provided with a pad layer made of rubber material.

[0012] The technical effects and advantages of the present application are as follows:

[0013] The present application optimizes the clamping mechanism of the clamping device, sets the clamping piece structure to fix the pcb board, and has a simple overall structure and is easy to realize. By cooperating the motor, lead screw and hydraulic cylinder, the basic position movement and adjustment are realized, which is easy for the staff to operate and use, and can be used with artificial or other instruments at any time according to the needs. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The structure of the present application is shown in the figure;

[0015] Figure 2 The structure of the clamping mechanism of the present application is shown in the figure;

[0016] Figure 3 The structure of the limiting assembly of the present application is shown in the figure;

[0017] Figure 4 The structure of the spring piece of the present application is shown in the figure.

[0018] Explanation of reference numerals in the attached drawings: 1. Column; 2. Support leg; 3. Slide groove; 4. Moving platform; 5. Slot; 6. Mounting frame; 7. Hydraulic cylinder; 8. Piston rod; 9. Slide rail; 10. Slider; 11. Connector; 12. Motor; 13. Lead screw; 14. Support plate; 15. Rotary cylinder; 16. Clamping mechanism; 161. Mounting bracket; 162. Fixing plate; 163. Limiting component; 1631. Clamping piece; 1632. Protruding edge; 1633. Mounting hole; 164. Pad component; 1641. Spring piece; 1642. Pad layer. Detailed Implementation

[0019] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0020] This invention provides, for example Figures 1-4 The clamping device shown includes a column 1 with a support leg 2 at its bottom and a groove 3 on one side. A movable platform 4 is slidably mounted on the groove 3. The top of one of the columns 1 is fixedly connected to a hydraulic cylinder 7 via a mounting frame 6 and bolts. The hydraulic cylinder 7 is fixedly connected to the movable platform 4 via a piston rod 8. A slot 5 is provided at the corresponding position of the movable platform 4 and the hydraulic cylinder 7. The end of the piston rod 8 is fixed to the inner wall of the slot 5. This provides a good limiting effect and also has a certain protective effect, preventing the connection of the piston rod 8 from being exposed and causing safety hazards.

[0021] The mobile platform 4 is equipped with a slide rail 9, and a slider 10 is slidably mounted on the surface of the slide rail 9. The surface of the slider 10 is screwed through a lead screw 13. One end of the lead screw 13 is rotatably connected to a support plate 14 through a bearing. The support plate 14 is fixed to the surface of the mobile platform 4. The support plate 14 is used to assist in positioning and avoid unnecessary damage. At the same time, it overlaps the lead screw 13 and can play a role in shock absorption and protection during the operation of the motor 12. One end of the lead screw 13 is connected to the output end of the motor 12. The surface of the motor 12 is fixed to the surface of the mobile platform 4 through a connector 11.

[0022] The bottom of the slider 10 is provided with a rotary air cylinder 15, the output end of the rotary air cylinder 15 is equipped with a clamping mechanism 16, the clamping mechanism 16 comprises a mounting frame 161, a fixed plate 162 and a limiting assembly 163, the mounting frame 161 is fixed on the output end of the rotary air cylinder 15, and the bottom of the mounting frame 161 is bolted with the fixed plate 162. The limiting assembly 163 comprises a clamping piece 1631, a protruding edge 1632 and a mounting hole 1633, the clamping piece 1631 is fixed on the bottom of the fixed plate 162 through the mounting hole 1633, and the bottom of the clamping piece 1631 is integrally formed with the protruding edge 1632. The clamping piece 1631 is provided with the protruding edge 1632 to achieve a lapping effect, the pcb board is clamped by using the elastic reaction force of the clamping piece 1631, the lapping effect of the protruding edge 1632 at the bottom is combined to realize the whole clamping action, and the rotary air cylinder 15 can be controlled to complete the rotary action, so that the position and the angle are adjusted, and the whole action is simple and easy to realize.

[0023] The side surface of the clamping piece 1631 is paved with a pad assembly 164, the pad assembly 164 comprises an elastic piece 1641, the elastic piece 1641 is paved on one side of the clamping piece 1631, and the side surface of the elastic piece 1641 is paved with a pad layer 1642 made of rubber material. The auxiliary buffering effect is achieved, the surface friction is increased, and the clamping and fixing effect of the pcb board is improved.

[0024] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing embodiments of the present application are described in detail, for those skilled in the art, it still can be modified, or equivalent replacement, for the technical solutions recorded in the foregoing embodiments, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the protection scope of the present application.

Claims

1. A gripping device comprising a column (1), characterized in that: The bottom of the column (1) is provided with a support (2), one side of the column (1) is provided with a sliding groove (3), the sliding groove (3) is slidably connected with a moving platform (4), the top of one of the columns (1) is fixedly connected with a hydraulic cylinder (7) through a mounting frame (6) and cooperating bolts, the hydraulic cylinder (7) is fixedly connected with the moving platform (4) through a piston rod (8), the bottom of the moving platform (4) is provided with a sliding rail (9), the surface of the sliding rail (9) is slidably connected with a sliding block (10), the surface of the sliding block (10) is screwed through a lead screw (13), one end of the lead screw (13) is drivingly connected with the output end of a motor (12), the surface of the motor (12) is fixed on the surface of the moving platform (4) through a connecting piece (11); The bottom of the sliding block (10) is provided with a rotary air cylinder (15), the output end of the rotary air cylinder (15) is provided with a clamping mechanism (16), the clamping mechanism (16) comprises a mounting frame (161), a fixed plate (162) and a limiting assembly (163), the mounting frame (161) is fixed on the output end of the rotary air cylinder (15), and the bottom of the mounting frame (161) is bolted with the fixed plate (162); the limiting assembly (163) comprises a clamping piece (1631), a protruding edge (1632) and a mounting hole (1633), the clamping piece (1631) is fixed on the bottom of the fixed plate (162) through the mounting hole (1633), and the bottom of the clamping piece (1631) is integrally formed with the protruding edge (1632); the pcb board is clamped by using the elastic reaction force of the clamping piece (1631) itself, and the whole clamping action is realized in cooperation with the protruding edge (1632) at the bottom.

2. A gripping device according to claim 1, characterised in that: The position corresponding to the moving platform (4) and the hydraulic cylinder (7) is provided with a slot (5), and the end of the piston rod (8) is fixed on the inner wall of the slot (5).

3. A gripping device according to claim 1, characterized in that: One end of the lead screw (13) is rotatably connected with a support plate (14) through bearing cooperation, and the support plate (14) is fixed on the surface of the moving platform (4).

4. A gripping device according to claim 1, characterized in that: The surface of one side of the clamping piece (1631) is paved with a pad assembly (164), the pad assembly (164) comprises a spring piece (1641), the spring piece (1641) is paved on one side of the clamping piece (1631), and the surface of one side of the spring piece (1641) is paved with a pad layer (1642) made of rubber material.

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