Machine tool and method for performing friction welding by utilizing machine tool

A friction welding and machine tool technology, used in welding equipment, non-electric welding equipment, other manufacturing equipment/tools, etc., can solve the problems of reducing the machining accuracy of the workpiece, increasing the number of workpiece clamping, and high costs, and achieves a smooth and smooth circumferential surface. The effect of welding

Active Publication Date: 2019-07-05
津上精密机床(浙江)有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, friction welding usually uses a special friction welding machine, which occupies a large area and has high cost. For fields that require machine tool processing, a special friction welding machine is also required when friction wel

Method used

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  • Machine tool and method for performing friction welding by utilizing machine tool
  • Machine tool and method for performing friction welding by utilizing machine tool
  • Machine tool and method for performing friction welding by utilizing machine tool

Examples

Experimental program
Comparison scheme
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Example Embodiment

[0031] Example 1

[0032] refer to figure 1 , is a machine tool disclosed in the present invention, comprising a machine tool body 1, a first clamping device 2, a second clamping device 3 and an auxiliary device 4 are arranged on the machine tool body 1, and the auxiliary device 4 includes a sliding arrangement on the machine tool body 1. The auxiliary table 5 on the surface, the cutting assembly 6 arranged on the auxiliary table 5 and the pressure compensation assembly 7 arranged on the auxiliary table 5; when two weldments are welded, one of the weldments is clamped in the first clamp. On the device 2, the other welding piece is clamped on the second clamping device 3, the second clamping device 3 drives the welding piece to move towards the first clamping device 2, and the first clamping device 2 drives the first welding piece High-speed rotation, when the second clamping device 3 drives the second welding piece to move towards the first clamping device 2 and contacts the ...

Example Embodiment

[0041] Embodiment 2

[0042] refer to figure 2 , which is a method for friction welding using a machine tool disclosed in the present invention. At the same time, the auxiliary shaft 18 is rotated and locked; S3, the auxiliary shaft 18 is moved and positioned, and the auxiliary table 5 drives the push block 9 to move to contact with the push plate 10; S4, the auxiliary shaft 18 and the turret 20 move at the same time, and drive the weldment to move to each other In the contact state, the friction heats up; S5, the rotation speed of the main shaft 12 is reduced to zero, the first three-jaw chuck 13 releases the workpiece, and the secondary shaft 18 drives the workpiece back.

[0043] In step S4 , the auxiliary shaft 18 and the auxiliary table 5 move axially to be stationary while driving the weldment to rotate for 20 seconds. After that, the auxiliary table 5 continues to apply force to the auxiliary shaft 18 with a pressure of 50N for 10 seconds.

[0044] In step S5 , the r...

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Abstract

The invention discloses a method for performing friction welding by utilizing a machine tool, and relates to the field of machine tool equipment. The method aims to solve the problem that the occupiedspace of traditional friction welding is large. According to the technical scheme, the method comprises the following steps that S1, all shafts go back to original points, and two to-be-welded partsare clamped on the main shaft and the auxiliary shaft correspondingly; S2, the main shaft rotates, and meanwhile, the auxiliary shaft is rotated and locked; S3, the auxiliary shaft is moved and positioned, and an auxiliary table drives a pushing block to move to be in contact with the pushing plate; S4, the auxiliary shaft and a tool turret move at the same time and drive the to-be-welded parts tomove to a mutual contact state, and friction heating is achieved; and S5, the rotating speed of the main shaft is reduced to be zero, a first three-jaw chuck loosens the workpiece, and meanwhile, theauxiliary shaft drives the workpiece to return. The method for performing friction welding by utilizing the machine tool has the advantage of less workpiece clamping frequency.

Description

technical field [0001] The invention relates to the technical field of machine tools, in particular to a machine tool and a friction welding method using the machine tool. Background technique [0002] Friction welding is a solid-state welding method. The friction welding machine uses frictional heat as the heat source to generate heat on the friction surfaces of the two weldments through mechanical friction movement and axial pressure, thereby heating the friction surfaces of the two weldments. to plastic deformation, and then use plastic deformation to firmly connect two weldments of the same material or dissimilar materials. [0003] At present, friction welding usually uses a special friction welding machine, which occupies a large area and has high cost. For fields that require machine tool processing, a special friction welding machine is also required when friction welding is involved, resulting in high cost and workpieces. After welding, the welding machine needs to...

Claims

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Application Information

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IPC IPC(8): B23P23/04B23K20/12
CPCB23K20/1245B23P23/04
Inventor 唐东雷
Owner 津上精密机床(浙江)有限公司
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