Contact tube assembly and strip

A contact tip and electrode technology, used in arc welding equipment, electrode accessories, electrode characteristics, etc., can solve problems such as unbalanced heating status of the welding belt, slippage of the welding belt, and electrode heating.

Pending Publication Date: 2020-10-16
张敏
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the welding strip used in strip surfacing generally has the problem of uneven thickness, and the existing strip submerged arc surfacing machine head cannot adjust the gap at the contact tip, and cannot adjust the pressing force and adjustment of the welding strip at the end. Stable contact, this situation will cause the welding quality of the ribbon conveying to be less stable
[0003] When the existing strip surfacing equipment is welding, the welding strip is sent into the wide and fixed matching area between the welding strip driving wheel and the pressing wheel, and the welding strip driving wheel transmits the power from the DC motor and the reducer, and is compressed The handwheel adjusts the pressing wheel assembly, adjusts the pressing force of the pressing wheel on the welding belt, and relies on the friction between the driving wheel and the pressing wheel to make the welding belt move vertically downward. T

Method used

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  • Contact tube assembly and strip
  • Contact tube assembly and strip
  • Contact tube assembly and strip

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0084] A conductive tip assembly, which can make the welding strip and the electrode in good contact and improve the welding quality, such as Figure 1-Figure 11 As shown, specifically set to the following structure:

[0085] The contact tip assembly includes an integral electrode 71 , a single-lobe electrode 72 , an electrode connecting plate 73 , an electrode pressing plate 74 and an electrode pressing mechanism. The electrode connection plate 73 is mainly composed of a rectangular frame body spliced ​​by four plates and two extension plates, and the extension plates are used for connecting cables.

[0086] The width of the integral electrode 71 is larger than that of the welding strip, and its top end is inserted into the inner side of the electrode connecting plate 73 and attached to and fixedly connected to the inner wall of the electrode connecting plate 73 . The electrode pressing plate 74 is arranged on the opposite side of the integral electrode 71, and the electrode...

Embodiment 2

[0092] This embodiment further provides a strip submerged arc surfacing welding head on the basis of the above embodiments, and particularly adopts the following configuration structure:

[0093] Including pulley assembly 3, tape cassette assembly 6, machine base assembly 1, hanger assembly 2, motor drive assembly 4, right-angle middle solid deceleration motor, pressure wheel assembly 5, flux box 9 and the contact tip in Embodiment 1 components.

[0094] The hanging base assembly 2 is fixedly connected with the organic base assembly 1 and the right-angle center solid deceleration motor.

[0095] The base assembly 1 includes two vertical plates 11 arranged oppositely, an outer connecting plate 12 connecting the two vertical plates 11, two inner connecting plates 13 distributed up and down and a lower connecting plate 14,

[0096] The pulley assembly 3 is installed on the vertical plate 11 and the two inner connecting plates 13 of the base assembly 1 .

[0097] The tape box as...

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PUM

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Abstract

The invention provides a contact tube assembly and a strip submerged arc surfacing machine head, relates to the field of strip surfacing equipment, and solves the problem of unstable welding quality in the prior art. The contact tube mounted on the strip submerged arc surfacing machine head comprises an integral electrode, a single-petal electrode, an electrode connecting plate, an electrode pressing plate and an electrode pressing mechanism, wherein the electrode connecting plate is connected with the integral electrode and the electrode pressing plate, the electrode pressing plate is connected with the single-petal electrode through a conductive cable, and the integral electrode and the single-petal electrode are oppositely arranged and used for clamping a welding strip; the electrode pressing mechanism comprises a lever mechanism and a first elastic piece, the lever mechanism is fixedly connected with the electrode connecting plate, one end of the lever mechanism is connected with the first elastic piece, the other end of the lever mechanism is connected with the single-petal electrode, and the electrode pressing mechanism is used for pushing the single-petal electrode to the integral electrode to clamp the welding strip. The contact tube assembly provided by the invention enables the welding strip to be in good contact with the electrode, and the welding quality is improved.

Description

technical field [0001] The invention relates to the field of strip surfacing equipment, in particular to a conductive tip assembly and a strip submerged arc surfacing machine head. Background technique [0002] At present, the welding strip used in strip surfacing generally has the problem of uneven thickness, and the existing strip submerged arc surfacing machine head cannot adjust the gap at the contact tip, and cannot adjust the pressing force and adjustment of the welding strip at the end. Stable contact, this situation will cause the welding quality of the ribbon conveying to be less stable. [0003] When the existing strip surfacing equipment is welding, the welding strip is sent into the wide and fixed matching area between the welding strip driving wheel and the pressing wheel, and the welding strip driving wheel transmits the power from the DC motor and the reducer, and is compressed The handwheel adjusts the pressing wheel assembly, adjusts the pressing force of t...

Claims

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Application Information

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IPC IPC(8): B23K9/18B23K9/04B23K9/26
CPCB23K9/04B23K9/18B23K9/26
Inventor 张敏
Owner 张敏
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