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Copper base alloy for welding arm of robot

A copper-based alloy and robot technology, which is applied in the field of copper-based alloys for robot welding arms, can solve the problems that the strength of the welding arm material cannot meet the requirements and cannot meet the production needs, and achieve low crystal deviation, meet production needs, shrink small hole effect

Active Publication Date: 2018-06-19
SHAANXI SIRUI ADVANCED MATERIALS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Welding robots need to carry out welding work for a long time. The general welding arm material does not meet the requirements in terms of strength and cannot meet the production needs.

Method used

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  • Copper base alloy for welding arm of robot

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0020] A copper-based alloy for a robot welding arm is mainly composed of the following components by weight percentage: Mn: 0.15%, Fe: 0.2%, Ni: 0.3%, Al: 9.3%, and the balance is Cu.

[0021] The production process of the copper-based alloy for the robot welding arm is as follows:

[0022] (1) Ingredients and pre-treatment: According to the formula, all raw materials are cut into small pieces of 10cm*10cm, cleaned, and baked at 180°C for 0.5h;

[0023] (2) Vacuum melting ingot: put the raw material treated in step (1) in a vacuum induction furnace, heat and melt when the vacuum degree reaches 0.06Pa, the heating rate is 10°C / min, and melt after the temperature reaches 1600°C Complete, pouring, during the solidification process, apply electromagnetic stirring to cast a prefabricated master alloy ingot; the number of electromagnetic stirring applied is 2 times, the frequency of each electromagnetic stirring is 42Hz, the current is 65A, and the electromagnetic stirring time Bo...

Embodiment 2

[0027] A copper-based alloy for a robot welding arm is mainly composed of the following components by weight percentage: Mn: 0.2%, Fe: 0.3%, Ni: 0.4%, Al: 9.8%, and the balance is Cu.

[0028] The production process of the copper-based alloy for the robot welding arm is as follows:

[0029] (1) Ingredients and pre-treatment: According to the formula, all raw materials are cut into small pieces of 10cm*10cm, cleaned, and baked at 200°C for 1 hour;

[0030] (2) Vacuum melting ingot: put the raw material treated in step (1) in a vacuum induction furnace, heat and melt when the vacuum degree reaches 0.06Pa, the heating rate is 20°C / min, and melt after the temperature reaches 1650°C Complete, pouring, during the solidification process, apply electromagnetic stirring to cast a prefabricated master alloy ingot; the number of electromagnetic stirring applied is 2 times, the frequency of each electromagnetic stirring is 42Hz, the current is 65A, and the electromagnetic stirring time B...

Embodiment 3

[0034] A copper-based alloy for a robot welding arm is mainly composed of the following components by weight percentage: Mn: 0.325%, Fe: 0.4%, Ni: 0.5%, Al: 10.9%, and the balance is Cu.

[0035] The production process of the copper-based alloy for the robot welding arm is as follows:

[0036] (1) Ingredients and pre-treatment: According to the formula, all raw materials are cut into small pieces of 10cm*10cm, cleaned, and baked at 215°C for 2 hours;

[0037] (2) Vacuum melting ingot: put the raw material treated in step (1) in a vacuum induction furnace, heat and melt when the vacuum degree reaches 0.06Pa, the heating rate is 35°C / min, and melt after the temperature reaches 1675°C Complete, pouring, during the solidification process, apply electromagnetic stirring to cast a prefabricated master alloy ingot; the number of electromagnetic stirring applied is 2 times, the frequency of each electromagnetic stirring is 42Hz, the current is 65A, and the electromagnetic stirring tim...

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Abstract

The invention discloses a copper base alloy for a welding arm of a robot. The copper base alloy mainly comprises the following ingredients by weight percentage: 0.15-0.5% of Mn, 0.2-0.6% of Fe, 0.3-0.7% of Ni, 9.3-12.5% of Al and the balance of Cu. A production technology of the alloy comprises the steps: (1) batching and pretreatment, (2) vacuum melting of a cast ingot, (3) remelting, and (4) heat treatment. The copper base alloy material has very high fatigue resistance, good casting properties and good structure compactness; the technology of preparing the copper base alloy material is relatively simple; the obtained material is high in purity, relatively small in shrinkage cavity, low in monotectic degree, good in inherent quality and very suitable for the welding arm of the welding robot and can effectively meet production requirements.

Description

technical field [0001] The invention relates to the technical field of robot welding arm materials, in particular to a copper-based alloy for robot welding arms. Background technique [0002] Welding robots are industrial robots engaged in welding (including cutting and spraying). With the development of electronic technology, computer technology, numerical control and robot technology, the technology of automatic welding robot has become increasingly mature since it was used in production in the 1960s. The quality is reflected in the form of numerical values; 2) Improve labor productivity; 3) Improve the labor intensity of workers and work in harmful environments; 4) Reduce the requirements for workers' operating skills; 5) Shorten the preparation cycle for product modification , reduce the corresponding equipment investment. Therefore, it has been widely used in various industries. [0003] Welding robots need to perform welding work for a long time, and the general wel...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C9/01C22C1/02C22F1/08
CPCC22C1/02C22C9/01C22F1/08
Inventor 孙君鹏郭创立梁相博
Owner SHAANXI SIRUI ADVANCED MATERIALS CO LTD