CN219006104U - Articulated fixture for robot execution end - Google Patents

Abstract

The utility model discloses a hinged clamp for an execution end of a robot, which comprises a mounting seat, wherein two clamping arms which are symmetrically arranged are hinged on the mounting seat, each clamping arm comprises an integrally formed extension part, a bending part and a clamping part, the joint of the extension parts and the bending parts of the two clamping arms is respectively hinged with one end of a connecting arm, the other ends of the two connecting arms are connected to the connecting seat, a through hole is formed in the connecting seat, a screw nut is arranged in the through hole and connected with one end of a screw rod, the screw rod passes through the mounting seat and is connected with an execution motor. According to the utility model, the screw rod, the execution motor, the connecting seat, the connecting arm and the clamping arm are arranged, the opening and closing process of the clamping arm is determined by the execution motor, and the execution motor can be programmed to realize random change of the opening and closing degree of the clamping arm, so that the clamping device can be used for clamping workpieces with different thicknesses in one-time production, the utilization rate of the clamp is improved, and the production cost is reduced.

Description

Articulated fixture for robot execution end

Technical Field

The utility model relates to the field of robots, in particular to a hinged clamp for a robot execution end.

Background

With the rapid development of automation technology, the clamp or clamping jaw for robots has penetrated into various industries, and the clamp or clamping jaw has the main function of replacing manual grabbing work, thereby effectively improving the production efficiency and the safety of the work. In the field of precision machining, more and more manual operations are replaced by automated operations to achieve higher precision requirements and production efficiency, and workpiece conversion between different stations is often achieved by using clamps or clamping jaws.

The existing clamp for robots mostly adopts pneumatic type clamps, the pneumatic type clamps are generally only suitable for fixed workpieces, the clamping force of the pneumatic type clamps is fixed, the clamping force can be adjusted only by adjusting the force of an air cylinder, and the pneumatic type clamps cannot be randomly switched in the same production to adapt to different workpieces.

Disclosure of Invention

The utility model aims to provide a hinged clamp for a robot execution end.

To achieve the above object, the following means are employed.

The utility model provides a robot execution end is with articulated anchor clamps, includes the mount pad, it has two clamping arms that mutual symmetry set up to articulate on the mount pad, the clamping arm includes extension, flexion and the clamping part of integrated into one piece, two the extension of clamping arm with the handing-over department of flexion articulates with the one end of a linking arm respectively, two the other end of linking arm is connected to the mount pad, have the through-hole in the mount pad, be provided with a nut in the through-hole, the nut is connected with one end of a lead screw, the lead screw passes the mount pad sets up, just the other end and the execution motor of lead screw are connected.

Further, the mounting seat is provided with a mounting hole. So that the clamp can be installed on the execution end of the robot for use.

Further, the clamping part is provided with a rubber clamping head, and one surface of any one rubber clamping head facing the other rubber clamping head is flush with the clamping part. The rubber clamping head can protect the workpiece when clamping the workpiece, and can be modified by replacing the rubber clamping head.

Further, a through slot is formed in the joint of the extension part and the bending part, and the connecting arm is hinged in the through slot. The connecting part of the connecting arm and the clamping arm is hidden in the through groove, so that the size of the clamp can be reduced.

Further, the clamping arm is hinged with the connecting arm, the connecting arm is hinged with the connecting seat, and the clamping arm is hinged with the mounting seat through bolts and nuts. Easy to install and produce.

The technical scheme of the utility model has the following beneficial effects:

the clamping arm is provided with the screw rod, the executing motor, the connecting seat, the connecting arm and the clamping arm, the opening and closing process of the clamping arm is determined by the executing motor, the executing motor can be programmed to realize random change of the opening and closing degree of the clamping arm, and further, the clamping device can be used for clamping workpieces with different thicknesses in one-time production, so that the utilization rate of the clamp is improved, and the production cost is reduced.

Drawings

Fig. 1 is a schematic structural view of a hinged jig for a robot actuating end according to an embodiment of the present disclosure;

fig. 2 is a schematic structural view of a hinged jig for a robot actuating end according to an embodiment of the present disclosure.

Reference numerals:

1. a mounting base; 11. a mounting hole; 2. a clamping arm; 21. an extension; 22. a bending portion; 23. a clamping part; 24. a through groove; 3. a connecting arm; 4. a connecting seat; 41. a through hole; 5. a screw rod; 6. executing a motor; 7. a rubber clamping head; 8. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 2, the embodiment of the present disclosure provides a hinged fixture for a robot execution end, including a mounting base 1, two clamping arms 2 symmetrically disposed on the mounting base 1 are hinged, the clamping arms 2 include an integrally formed extension portion 21, a bending portion 22 and a clamping portion 23, the junction of the extension portion 21 and the bending portion 22 of the two clamping arms 2 is hinged with one end of a connecting arm 3, the other ends of the two connecting arms 3 are connected to a connecting base 4, a through hole 41 is provided in the connecting base 4, a screw is disposed in the through hole 41, the screw is connected with one end of a screw rod 5, the screw rod 5 is disposed through the mounting base 1, and the other end of the screw rod 5 is connected with an execution motor 6.

The mounting seat 1 is provided with a mounting hole 11. So that the clamp can be installed on the execution end of the robot for use.

The clamping part 23 is provided with rubber clamping heads 7, and one surface of any rubber clamping head 7 facing the other rubber clamping head 7 is flush with the clamping part 23. The rubber gripping head 7 can protect the workpiece when gripping the workpiece, and can also be modified by replacing the rubber gripping head 7.

A through slot 24 is provided at the junction of the extension portion 21 and the bending portion 22, and the connecting arm 3 is hinged in the through slot 24. The connecting part of the connecting arm 3 and the clamping arm 2 is hidden in the through groove 24, so that the size of the clamp can be reduced.

The clamping arm 2 is hinged with the connecting arm 3, the connecting arm 3 is hinged with the connecting seat 4, and the clamping arm 2 is hinged with the mounting seat 1 through bolts 8 and nuts. Easy to install and produce.

Working principle: the execution motor 6 is electrically connected with the control computer, the rotation of the execution motor 6 is executed under the control of the control computer, and when the machine works, the execution motor 6 drives the screw rod 5 to rotate, and as the screw rod 5 is connected with the screw nut, the screw nut is arranged inside the connecting seat 4, and then the connecting seat 4 moves along the screw rod 5, the connecting seat 4 drives the connecting arm 3 when moving, the connecting arm 3 drives the clamping arm 2 to open and close, and the rubber clamping head 7 clamps or releases a workpiece.

As known from the above embodiment, the present utility model sets the screw rod 5, the execution motor 6, the connection seat 4, the connection arm 3 and the clamping arm 2, the opening and closing process of the clamping arm 2 is determined by the execution motor 6, and the execution motor 6 can be programmed to realize random change of the opening and closing degree of the clamping arm 2, so that the present utility model can be used for clamping workpieces with different thicknesses in one-time production, thereby improving the utilization rate of the clamp and reducing the production cost.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model. Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims below, any of the claimed embodiments may be used in any combination. The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Claims (5)

1. The utility model provides a robot is articulated anchor clamps for execution end, its characterized in that, including the mount pad, it has two clamping arms that mutual symmetry set up to articulate on the mount pad, the clamping arm includes extension, flexion and the clamping part of integrated into one piece, two the extension of clamping arm with the handing-over department of flexion articulates with the one end of a linking arm respectively, two the other end of linking arm is connected to the connecting seat, have the through-hole in the connecting seat, be provided with a screw in the through-hole, the screw is connected with one end of a lead screw, the lead screw passes the mount pad sets up, just the other end and the execution motor of lead screw are connected.

2. The hinged jig for a robot actuating end according to claim 1, wherein the mount is provided with a mounting hole.

3. The hinged jig for a robot actuating end according to claim 1, wherein a rubber gripping head is provided on the gripping portion, and a face of any one of the rubber gripping heads facing the other rubber gripping head is flush with the gripping portion.

4. The hinged jig for a robot actuating end according to claim 1, wherein a through groove is provided at a junction of the extension portion and the bending portion, and the connection arm is hinged in the through groove.

5. The hinged jig for a robot actuating end according to claim 1, wherein the clamp arm and the connection arm, the connection arm and the connection seat, and the clamp arm and the mounting seat are all hinged by bolts and nuts.

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