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Electromagnetic lock mechanism, brake and robot

An electromagnetic lock and electromagnet technology, applied in the direction of manipulators, manufacturing tools, etc., can solve the problems of difficult assembly of the electromagnetic lock mechanism, change of the position of the electromagnet assembly, weak strength of the connecting plate, etc., so as to improve the installation stability and installation accuracy, reduce Installation error, the effect of improving product quality

Pending Publication Date: 2022-04-19
SUZHOU ELITE ROBOTICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, the electromagnet assembly is installed on the connection plate. On the one hand, it is difficult to assemble the electromagnetic lock mechanism, and the cumulative error of the assembly of the electromagnet assembly is difficult to control. When the electromagnet assembly is fixed on the connection plate, there is a horizontal installation error. The ejector pin of the electromagnet and the stop pin have poor alignment, which may easily cause the ejector pin and the stop pin to be stuck; on the other hand, the connection plate is fixed on one side, and the strength of the connection plate is weak and easy to deform, which leads to the position of the electromagnet assembly. Change, the installation accuracy of the electromagnet assembly is poor, and the screws fixed on the side are also easy to pierce the electromagnet coil and cause a short circuit of the electromagnet

Method used

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  • Electromagnetic lock mechanism, brake and robot
  • Electromagnetic lock mechanism, brake and robot
  • Electromagnetic lock mechanism, brake and robot

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0047] Such as Figure 1-Figure 3 As shown, this embodiment provides an electromagnetic lock mechanism, which includes an electromagnet bracket 3 , an electromagnet assembly 5 and a stop pin 4 .

[0048] Specifically, the electromagnet assembly 5 includes a mounting frame 51 and an electromagnet 52, the electromagnet 52 is provided with a push rod 521, and the electromagnet 52 is installed on the electromagnet bracket 3 through the mounting frame 51; The bottom wall 31, the push rod 521 and the stop pin 4 are coaxially arranged, and the push rod 521 abuts against the stop pin 4; the stop pin 4 includes a stop position and an avoidance position, and an elastic member is provided on the side of the stop pin 4 away from the push rod 521 6. The electromagnet assembly 5 and the elastic member 6 cooperate to drive the stop pin 4 to switch between the stop position and the escape position.

[0049]During assembly, the electromagnet 52 is installed on the mounting frame 51, then the ...

Embodiment 2

[0056] This embodiment also provides a brake, including the brake piece 2 and the above-mentioned electromagnetic lock mechanism, when the stop pin 4 of the electromagnetic lock mechanism is at the stop position, it can engage with the brake piece 2 to at least partially limit the brake piece 2 rotate. Wherein, the brake part 2 can be formed as a rotary pawl, the brake part 2 can be arranged on the motor shaft, and includes a plurality of protrusions in the circumferential direction, and the protrusions engage with the stop pin 4 to at least partially restrict the brake part 2 rotate. In a feasible implementation, the braking member 2 can be fixed on the motor shaft, so as to rotate synchronously with the motor shaft, and when the protrusion engages with the stop pin 4, the rotation of the braking member is restricted to achieve braking; in another feasible In the implementation mode, the brake part 2 is rotatably arranged on the motor shaft and rotates with the motor shaft. ...

Embodiment 3

[0058] Such as Figure 4 As shown, the present embodiment also provides a robot. The robot includes a main body of a mechanical arm, a robot joint and the above-mentioned brake; the joint of the robot is used to connect the main body of an adjacent mechanical arm. The joint of the robot includes a casing 1 and a motor, and the inner wall of the casing 1 is provided with The installation part 11 , the electromagnet support 3 is installed on the installation part 11 ; the braking part 2 of the brake is arranged on the motor shaft of the motor and located in the casing 1 . Preferably, the mounting part 11 is provided with a limiting groove, the bottom wall 31 of the electromagnet bracket 3 is embedded in the limiting groove, and the bottom wall 31 is fixed to the limiting groove by screws, which improves the assembly accuracy and assembly of the electromagnet bracket 3. efficiency.

[0059] In this embodiment, the braking member 2 is a rotating pawl, and the rotating pawl is ins...

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Abstract

The invention relates to the technical field of robot engineering, and discloses an electromagnetic lock mechanism, a brake and a robot. The electromagnetic lock mechanism comprises an electromagnet support, an electromagnet assembly and a stop pin. Specifically, the electromagnet assembly comprises an installation frame and an electromagnet, the electromagnet is provided with an ejector rod, and the electromagnet is installed on an electromagnet support through the installation frame. The stop pin is installed on the bottom wall of the electromagnet support, the ejector rod and the stop pin are coaxially arranged, and the ejector rod abuts against the stop pin. The stop pin comprises a stop position and a receding position, an elastic piece is arranged on the side, away from the ejector rod, of the stop pin, and the electromagnet assembly and the elastic piece are matched to drive the stop pin to be switched between the stop position and the receding position. According to the electromagnetic lock mechanism, the stop pin of the electromagnetic lock mechanism can be switched between the stop position and the receding position, meanwhile, the electromagnet support improves the installation stability and installation precision of the electromagnet assembly, the centering performance of the ejector rod and the stop pin is improved, and the product quality is improved.

Description

technical field [0001] The invention relates to the technical field of robot engineering, in particular to an electromagnetic lock mechanism, a brake and a robot. Background technique [0002] In the prior art, the electromagnetic lock mechanism includes a joint shell, an electromagnet assembly, a connecting plate and a stop pin, wherein the joint shell is provided with a stop pin hole, the stop pin is penetrated in the stop pin hole, the connecting plate is fixed on the joint shell, and the electromagnetic The side walls of the iron component are connected to the connecting plate. [0003] However, the electromagnet assembly is installed on the connection plate. On the one hand, it is difficult to assemble the electromagnetic lock mechanism, and the cumulative error of the assembly of the electromagnet assembly is difficult to control. When the electromagnet assembly is fixed on the connection plate, there is a horizontal installation error. The ejector pin of the electrom...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B25J19/00B25J11/00
CPCB25J19/00B25J19/0016B25J11/00
Inventor 孙恺
Owner SUZHOU ELITE ROBOTICS CO LTD