CN212287662U

CN212287662U - Robot clamping jaw

Info

Publication number: CN212287662U
Application number: CN202020203970.2U
Authority: CN
Inventors: 莫洪秒
Original assignee: Suzhou Zhongchuan Robot System Engineering Co ltd
Current assignee: Suzhou Zhongchuan Robot System Engineering Co ltd
Priority date: 2020-02-24
Filing date: 2020-02-24
Publication date: 2021-01-05
Anticipated expiration: 2030-02-24

Abstract

The utility model discloses a robot clamping jaw, including mount pad, first arm lock, second arm lock and drive actuating cylinder, wear to be equipped with articulated main shaft on the mount pad, first arm lock and second arm lock are articulated mutually through articulated main shaft, all are connected with the thrust piece in first arm lock and the second arm lock, drive actuating cylinder and include the cylinder body and can follow the flexible piston rod of cylinder body, the thrust piece all is connected with the piston rod, and mount pad and cylinder body are connected. The utility model discloses can effectively promote the centre gripping stability of clamping jaw, the difficult phenomenon that takes place the work piece and drop.

Description

Robot clamping jaw

Technical Field

The utility model relates to a manipulator technical field, concretely relates to robot clamping jaw.

Background

The robot clamping jaw is a clamp commonly used in industrial production and used for replacing manual work to clamp a workpiece, but the clamping stability of the existing clamping jaw is low, the problem that the workpiece falls off easily occurs when the workpiece is clamped in a heavy mode, and the use requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a robot clamping jaw can effectively promote the centre gripping stability of clamping jaw, is difficult for taking place the phenomenon that the work piece drops.

In order to solve the technical problem, the utility model provides a technical scheme as follows:

the utility model provides a robot clamping jaw, includes mount pad, first arm lock, second arm lock and drives actuating cylinder, wear to be equipped with articulated main shaft on the mount pad, first arm lock and second arm lock pass through articulated main shaft is articulated mutually, all be connected with on first arm lock and the second arm lock and pass the piece, it includes the cylinder body and can follow the flexible piston rod of cylinder body to drive actuating cylinder, pass the piece all with the piston rod is connected, the mount pad with the cylinder body is connected.

In one embodiment, the robot clamping jaw further comprises a push rod, the pushing pieces are connected with the push rod, the push rod is connected with the piston rod, a sliding groove is formed in the mounting seat, and the push rod can be arranged in the sliding groove in a penetrating mode in a sliding mode.

In one embodiment, a clamping end of the first clamping arm is connected with a first swing chuck and a first spring, the first swing chuck is connected to the first clamping arm in a swing mode, one end of the first spring is connected with the first swing chuck, and the other end of the first spring is connected with the first clamping arm; the clamping end of the second clamping arm is connected with a second swing chuck and a second spring, the second swing chuck is connected to the second clamping arm in a swing mode, one end of the second spring is connected with the second swing chuck, and the other end of the second spring is connected with the second clamping arm.

In one embodiment, the first and second swing chucks have clamping blocks attached thereto.

In one embodiment, the clamping block is a plastic block.

In one embodiment, the clamping block is coated with a high temperature resistant layer.

In one embodiment, the first swing collet is hinged to the first clamp arm, and the second swing collet is hinged to the second clamp arm.

In one embodiment, the first swing chuck and the second swing chuck each include a first clamping section and a second clamping section, and the first clamping section is disposed obliquely relative to the second clamping section.

In one embodiment, a plurality of weight-reducing holes are formed in each of the first clamping arm and the second clamping arm.

The utility model discloses following beneficial effect has: the utility model discloses a clamping jaw of robot has improved first arm lock and second arm lock greatly to the centre gripping dynamics of work piece, can realize the effective locking of first arm lock and second arm lock, has promoted the centre gripping stability of clamping jaw greatly, is difficult for taking place the phenomenon that the work piece drops.

Drawings

Fig. 1 is a schematic three-dimensional structure of a robot jaw of the present invention;

FIG. 2 is a schematic two-dimensional structure of the robot jaw shown in FIG. 1;

in the figure: 1. the device comprises a driving cylinder, 2, a mounting seat, 21, a sliding groove, 3, a hinge spindle, 4, a first clamping arm, 5, a second clamping arm, 6, a pushing piece, 7, a push rod, 8, a first swing chuck, 81, a first clamping section, 82, a second clamping section, 9, a first spring, 10, a second swing chuck, 11, a second spring, 12, a clamping block, 13, a pin shaft, 14 and lightening holes.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

As shown in fig. 1-2, the embodiment discloses a robot clamping jaw, which includes a mounting base 2, a first clamping arm 4, a second clamping arm 5 and a driving cylinder 1, wherein a hinge spindle 3 penetrates through the mounting base 2, the first clamping arm 4 and the second clamping arm 5 are hinged through the hinge spindle 3, both the first clamping arm 4 and the second clamping arm 5 are connected with a pushing piece 6, the driving cylinder 1 includes a cylinder body and a piston rod capable of extending and retracting along the cylinder body, both the pushing piece 6 and the piston rod are connected, and the mounting base 2 and the cylinder body are fixed.

When the piston rod extends out of the cylinder body, the pushing piece 6 can be pushed to move, so that the first clamping arm 4 and the second clamping arm 5 are driven to move oppositely to clamp a workpiece, when the piston rod retracts into the cylinder body, the pushing piece 6 can be driven to move in the opposite direction, so that the first clamping arm 4 and the second clamping arm 5 are driven to move in an opening mode to release the workpiece.

In one of the embodiments, the robot clamping jaw further comprises a push rod 7, the pushing piece 6 is connected with the push rod 7, the push rod 7 is connected with the piston rod, a sliding groove 21 is formed in the mounting base 2, the push rod 7 can be slidably arranged in the sliding groove 21 in a penetrating mode, so that the push rod 7 is driven to slide in the sliding groove 21 when the piston rod is telescopic, the pushing piece 6 is driven by the push rod 7 to move, and then the first clamping arm 4 and the second clamping arm 5 are enabled to move relatively. The push rod 7 slides in the sliding groove 21, and can play a guiding role in the movement of the push rod 7, so that the clamping stability and reliability of the first clamping arm 4 and the second clamping arm 5 are effectively improved.

In one embodiment, a clamping end of a first clamping arm 4 is connected with a first swing chuck 8 and a first spring 9, the first swing chuck 8 can be connected to the first clamping arm 4 in a swing mode, so that the first swing chuck 8 can swing to a certain degree, the first swing chuck 8 can be better contacted with the surface of a workpiece, a large contact area is ensured, and clamping reliability is improved; the exposed core of second arm lock 5 is connected with second swing chuck 10 and second spring 22, but second swing chuck 10 wobbling is connected on second arm lock 5, so that the swing of certain degree can be done to second swing chuck 10, thereby can be better contact with the work piece surface, guarantee great area of contact, do benefit to and promote the centre gripping reliability, the one end and the second swing chuck 10 of second spring 11 are connected, the other end and second arm lock 5 are connected, second spring 11 can restrict the swing angle of second swing chuck 10, when making the centre gripping work piece, second arm lock 5 can tightly the centre gripping on the work piece, prevent that the work piece from droing.

In one embodiment, a clamping block 12 is attached to each of the first and second oscillating

jaws

8, 10 to facilitate better gripping of the workpiece and also to facilitate replacement when worn.

In one embodiment, the clamping block 12 is a plastic block to protect the surface of the workpiece and prevent the surface of the workpiece from being worn.

In one embodiment, the clamping block 12 is coated with a high temperature resistant layer to improve high temperature resistance and prevent deformation.

In one embodiment, the first oscillating jaw 8 is hinged to the first arm 4 by a pin 13, and the second oscillating jaw 10 is hinged to the second arm 5 by another pin 13.

In one embodiment, the first and second oscillating

chucks

8 and 10 each include a first clamping section 81 and a second clamping section 82, and the first clamping section 81 is disposed obliquely with respect to the second clamping section 82, so that the first and

second clamping sections

81 and 82 are at a certain angle, thereby better clamping the workpiece and improving the clamping reliability.

Further, the clamping block 12 is connected to each of the first clamping section 81 and the second clamping section 82.

In one embodiment, the first clamping arm 4 and the second clamping arm 5 are provided with a plurality of lightening holes 14, so as to reduce the overall weight.

The robot gripping jaw of the present embodiment is applicable for gripping of various workpieces, in particular round workpieces.

The robot clamping jaw of the embodiment drives the pushing piece 6 to move through the piston rod of the driving cylinder 1, so that the first clamping arm 4 and the second clamping arm 5 are driven to do relative motion to clamp a workpiece, the clamping force of the first clamping arm 4 and the second clamping arm 5 on the workpiece is greatly improved, the first clamping arm 4 and the second clamping arm 5 can be effectively locked, and the first clamping arm 4 and the second clamping arm 5 cannot be loosened when clamping the workpiece as long as the piston rod of the driving cylinder 1 is not contracted; in addition, the driving cylinder 1 is used as a driving piece, so that the clamping speed of the clamping jaw can be increased; the robot clamping jaw greatly improves the clamping stability of the clamping jaw, does not have the problem of workpiece falling even when clamping a heavy workpiece, and can be used for clamping the workpiece with the weight of 200 kg.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The utility model provides a robot clamping jaw, its characterized in that, includes mount pad, first arm lock, second arm lock and drives actuating cylinder, wear to be equipped with articulated main shaft on the mount pad, first arm lock and second arm lock pass through articulated main shaft is articulated mutually, all be connected with on first arm lock and the second arm lock and pass a piece, it includes the cylinder body and can follow the flexible piston rod of cylinder body to drive actuating cylinder, pass a piece all with the piston rod is connected, the mount pad with the cylinder body is connected.

2. The robot clamping jaw as claimed in claim 1, further comprising a push rod, wherein the pushing element is connected with the push rod, the push rod is connected with the piston rod, a sliding groove is arranged on the mounting seat, and the push rod is slidably arranged in the sliding groove.

3. The robotic gripper of claim 1, wherein a first swing jaw and a first spring are connected to a gripping end of said first gripper arm, said first swing jaw being pivotably connected to said first gripper arm, one end of said first spring being connected to said first swing jaw and the other end of said first spring being connected to said first gripper arm; the clamping end of the second clamping arm is connected with a second swing chuck and a second spring, the second swing chuck is connected to the second clamping arm in a swing mode, one end of the second spring is connected with the second swing chuck, and the other end of the second spring is connected with the second clamping arm.

4. A robot jaw according to claim 3, wherein a gripping block is attached to each of said first and second oscillating jaws.

5. A robot jaw according to claim 4, characterized in that said gripping block is a plastic block.

6. A robot jaw according to claim 4, characterized in that said gripping blocks are coated with a high temperature resistant layer.

7. A robot jaw according to claim 3, characterized in that said first oscillating jaw is hinged to said first gripping arm and said second oscillating jaw is hinged to said second gripping arm.

8. A robot jaw according to claim 3, wherein said first and second oscillating grippers each comprise a first gripping section and a second gripping section, said first gripping section being disposed at an angle relative to said second gripping section.

9. A robot jaw according to claim 1, characterized in that said first and second gripping arms are provided with a plurality of lightening holes.