Industrial robot clamping device

Abstract

The utility model belongs to the technical field of industrial robots, and discloses an industrial robot clamping device which comprises a fixing block, a butt joint end is arranged on the fixing block, a transmission cavity is formed in the fixing block, a driving gear is rotationally installed in the transmission cavity, two symmetrical transmission sliding blocks are arranged in the transmission cavity in a sliding mode, and the driving gear is connected with the driving sliding blocks. Transmission teeth matched with the driving gear are arranged on the transmission sliding blocks, through the arranged servo motor, the arranged clamping jaws and other structures, the driving gear can be driven by the servo motor to rotate, then the two transmission sliding blocks can be driven by the driving gear to get close to each other, then the two clamping jaws are driven to get close to each other, and clamping of a workpiece is achieved. And on the contrary, the workpiece can be loosened, the workpiece clamping stability of the clamping jaws can be improved through anti-skid rubber pads on the clamping jaws, the size and model of the clamping jaws can be replaced by screwing out fixing bolts according to the size of the workpiece, and therefore the adaptability of the clamping mechanism is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of industrial robots, and in particular relates to a clamping device for an industrial robot. Background Art

[0002] At present, industrial robots are multi-joint manipulators or multi-degree-of-freedom machine devices for the industrial field. They can perform work automatically and rely on their own power and control capabilities to achieve various functions. They can accept human commands or run according to pre-programmed programs. Modern industrial robots can also act according to the principles formulated by artificial intelligence technology. In many workplaces, industrial robots need to use automatic mechanical clamping devices to cooperate in completing processing.

[0003] The authorization announcement number in the prior art is: CN212123326U, and the name is; a clamping device for an industrial robot, including a base, a connecting plate is fixedly connected to the right upper end of the base, a driving device is fixedly connected to the middle right end of the connecting plate, a box is fixedly connected to the left upper end of the base, a groove is opened in the middle right end of the box, the right part of the driving device passes through the middle right end of the connecting plate and is inserted and connected in the groove, two groups of connecting blocks are fixedly connected at equal distances at the upper front end and the upper rear end of the box, and a clamping device is movably connected between the two groups of connecting blocks, a placement groove is opened in the middle upper end of the box, and the placement groove and the inside of the groove are not connected. The utility model discloses a clamping device for an industrial robot. By arranging a clamping device and a driving device in the device, when the cone block is pushed, two sets of fixing rods push the lower parts of the two sets of clamping blocks to the opposite directions, so that the upper parts of the two sets of clamping blocks are tightened, so that the workpiece is firmly clamped. However, the utility model pushes the cone block forward, so that the clamping blocks on the two fixing rods are tightened and fixed. After the fixing is completed, the cone block is reset, and the fixing rod is reset by a spring. The spring is an elastic structure. After long-term use, it is easy to cause the spring elastic force to weaken. After a period of use, it needs to be replaced, which increases the use cost and is unstable. Utility Model Content

[0004] The purpose of the utility model is to provide an industrial robot clamping device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an industrial robot clamping device, comprising a fixed block, a butt end is arranged on the fixed block, a transmission cavity is opened in the fixed block, a driving gear is rotatably installed in the transmission cavity, two mutually symmetrical transmission sliders are slidably arranged in the transmission cavity, transmission sliders are provided with transmission teeth adapted to the driving gear, sliding holes are opened on the inner walls on both sides of the transmission cavity, and claws are installed on one end of the two transmission sliders extending through the sliding holes to the outside, non-slip rubber pads are installed on the claws, the claws are connected to the transmission sliders by fixing bolts, a servo motor is arranged in the butt end, and the servo motor is connected to the driving gear through a rotating shaft.

[0006] Preferably, two fixed plates are arranged in the transmission cavity, guide slide rods are arranged on the fixed plates, and the transmission slide block is slidably arranged on the slide rods.

[0007] Preferably, the transmission slide block is provided with a guide slide hole matched with the guide slide rod.

[0008] Preferably, limit sliding grooves are provided on both inner walls of the transmission cavity, and limit sliding blocks are slidably arranged in the limit sliding grooves, and the limit sliding blocks are installed on the transmission sliding blocks.

[0009] Preferably, the transmission slider is provided with a threaded hole, which is matched with a fixing bolt.

[0010] Preferably, a countersunk hole is provided on the clamping jaw, and a fixing bolt is arranged in the countersunk hole.

[0011] Preferably, a plug-in block is arranged at one end of the transmission sliding block close to the threaded hole, and a plug-in groove matched with the plug-in block is provided on the clamping claw.

[0012] The beneficial effects of the utility model are:

[0013] In the utility model, by providing structures such as a servo motor and a clamping jaw, the servo motor can drive the driving gear to rotate, and then the driving gear can drive the two transmission slide blocks to approach each other, and then drive the two clamping jaws to approach each other, so as to clamp the workpiece, and vice versa, the workpiece can be loosened, and the stability of the clamping jaw on the workpiece can be improved by the anti-slip rubber pad on the clamping jaw, and the size and model of the clamping jaw can be replaced according to the size of the workpiece by unscrewing the fixing bolt, thereby improving the adaptability of the clamping mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of an industrial robot clamping device proposed by the utility model;

[0015] Figure 2This is a cross-sectional schematic diagram of the guide slide bar, fixing bolts, driving gear and other structures of an industrial robot clamping device proposed by the utility model;

[0016] Figure 3 An industrial robot clamping device proposed by the utility model Figure 2 A schematic diagram of the structure enlargement in the middle;

[0017] Figure 4 The utility model discloses a cross-sectional schematic diagram of a transmission slide block, a driving gear, a limit slide block and other structures of an industrial robot clamping device.

[0018] In the figure: 1. fixing block; 2. docking end; 3. transmission slider; 4. clamping claw; 5. anti-skid rubber pad; 6. fixing bolt; 7. servo motor; 8. rotating shaft; 9. driving gear; 10. fixing plate; 11. transmission cavity; 12. guide slide rod; 13. guide slide hole; 14. transmission tooth; 15. countersunk hole; 16. slide hole; 17. limit slide groove; 18. limit slide block; 19. plug-in groove; 20. plug-in block; 21. threaded hole. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-4 A clamping device for an industrial robot comprises a fixed block 1, a docking end 2 is arranged on the fixed block 1, a transmission cavity 11 is provided in the fixed block 1, a driving gear 9 is rotatably installed in the transmission cavity 11, two mutually symmetrical transmission sliders 3 are slidably arranged in the transmission cavity 11, transmission teeth 14 adapted to the driving gear 9 are provided on the transmission slider 3, sliding holes 16 are provided on the inner walls on both sides of the transmission cavity 11, and clamping claws 4 are installed at one end of the two transmission sliders 3 extending through the sliding holes 16 to the outside, and non-slip rubber pads 5 are installed on the clamping claws 4, and the clamping claws 4 are connected to the transmission slider 3 through fixing bolts 6, and a servo motor 7 is arranged in the docking end 2, and the servo motor 7 is connected to the driving gear 9 through a rotating shaft 8.

[0021] By means of the servo motor 7 and the clamping jaws 4 and other structures, the servo motor 7 can drive the driving gear 9 to rotate, and then the driving gear 9 can drive the two transmission slide blocks 3 to approach each other, and then drive the two clamping jaws 4 to approach each other, so as to clamp the workpiece, and vice versa, the workpiece can be loosened, and the stability of the clamping jaws 4 on the workpiece can be improved by the anti-slip rubber pad 5 on the clamping jaws 4, and the size of the clamping jaws 4 can be replaced by unscrewing the fixing bolts 6 according to the size of the workpiece, thereby improving the adaptability of the clamping mechanism.

[0022] Specifically, in this embodiment, two fixed plates 10 are arranged in the transmission cavity 11, guide slide bars 12 are arranged on the fixed plates 10, the transmission slider 3 is slidably arranged on the slide bars, and the transmission slider 3 is provided with guide slide holes 13 adapted to the guide slide bars 12.

[0023] By arranging the guide slide rod 12 and the guide slide hole 13 on the transmission slider 3, the transmission slider 3 can slide along the guide slide rod 12 through the guide slide hole 13, thereby guiding the moving direction of the transmission slider 3 and making the movement process of the transmission slider 3 smoother.

[0024] Specifically, in this embodiment, limit slide grooves 17 are provided on both inner walls of the transmission cavity 11 , and limit slide blocks 18 are slidably arranged in the limit slide grooves 17 . The limit slide blocks 18 are installed on the transmission slide block 3 .

[0025] By cooperating with the limiting slide block 18 and the limiting slide groove 17 , the limiting slide block 18 can be driven to slide along the limiting slide groove 17 when the transmission slide block 3 moves, thereby limiting the moving range of the transmission slide block 3 .

[0026] Specifically, in this embodiment, a threaded hole 21 is provided on the transmission slider 3 , and the threaded hole 21 is matched with the fixing bolt 6 .

[0027] Specifically, in this embodiment, a countersunk hole 15 is formed on the clamping jaw 4 , and the fixing bolt 6 is arranged in the countersunk hole 15 .

[0028] Specifically, in this embodiment, a plug-in block 20 is arranged at one end of the transmission slider 3 close to the threaded hole 21 , and a plug-in groove 19 matched with the plug-in block 20 is formed on the clamping jaw 4 .

[0029] By arranging the plug-in block 20 , the connection between the clamping jaw 4 and the transmission slider 3 can be made more stable, and when the clamping jaw 4 and the transmission slider 3 are connected and fixed by the fixing bolt 6 , the clamping jaw 4 can be better docked with the transmission slider 3 .

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An industrial robot clamping device, comprising a fixing block, characterized in that: A butt end is arranged on the fixed block, a transmission cavity is provided in the fixed block, a driving gear is rotatably installed in the transmission cavity, two symmetrical transmission sliders are slidably arranged in the transmission cavity, transmission teeth matched with the driving gear are provided on the transmission sliders, sliding holes are provided on the inner walls on both sides of the transmission cavity, and clamps are installed on one end of the two transmission sliders extending through the sliding holes to the outside, non-slip rubber pads are installed on the clamps, and the clamps are connected to the transmission sliders through fixing bolts, and a servo motor is arranged in the butt end, and the servo motor is connected to the driving gear through a rotating shaft.

2. An industrial robot clamping device according to claim 1, characterized in that: Two fixed plates are arranged in the transmission cavity, guide slide bars are arranged on the fixed plates, and the transmission slide bars are slidably arranged on the slide bars.

3. An industrial robot clamping device according to claim 2, characterized in that: The transmission sliding block is provided with a guide sliding hole matched with the guide sliding rod.

4. The industrial robot clamping device according to claim 1, characterized in that: The inner walls on both sides of the transmission cavity are provided with limit sliding grooves, and the limit sliding blocks are slidably arranged in the limit sliding grooves, and the limit sliding blocks are installed on the transmission sliding blocks.

5. The industrial robot clamping device according to claim 1, characterized in that: The transmission slide block is provided with a threaded hole, which is matched with a fixing bolt.

6. The industrial robot clamping device according to claim 1, characterized in that: The clamping jaw is provided with a countersunk hole, and the fixing bolt is arranged in the countersunk hole.

7. The industrial robot clamping device according to claim 5, characterized in that: A plug-in block is arranged at one end of the transmission sliding block close to the threaded hole, and a plug-in groove matching the plug-in block is provided on the clamping claw.

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