Bimetal pipe welding tool with replaceable tool

Abstract

The utility model discloses a bimetal pipe welding tool capable of being replaced. The bimetal pipe welding tool comprises a base plate, the positioning assembly comprises a bearing seat, a first end positioning block and a second end positioning block, the bearing seat is fixedly installed on the base plate, the metal pipe is placed on the bearing seat, the metal pipe support is placed on the metal pipe, the first end positioning block and the second end positioning block are symmetrically arranged on the two sides of the bearing seat, a first quick clamp is arranged on the first end positioning block, and a second quick clamp is arranged on the second end positioning block. A second quick clamp is arranged on the second end part positioning block; and the welding assembly comprises supporting frames symmetrically arranged on the two sides of the positioning assembly, electrode air cylinders are arranged on the supporting frames and are arranged in an inclined mode, moving bases are arranged on piston rods of the electrode air cylinders, and electrodes are fixedly installed on the moving bases. Compared with the prior art, the problem that the welding efficiency is low when the double metal pipes on the metal pipe support are welded is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding tooling, in particular to a bimetallic pipe welding tooling with replaceable tooling. Background Art

[0002] When a metal workpiece is welded and formed, it is necessary to press the movable electrode on the metal workpiece for further welding. For example, Chinese patent CN104493485A discloses a rolling welding machine, which includes a processing table, a rolling mechanism, a feeding mechanism, a pushing mechanism, and a spot welding mechanism; the rolling mechanism includes a rolling mold, a core rod, a pad, a side plate, and various driving cylinders; the rolling mold is composed of an upper module, a lower module, a left module, and a right module; the feeding mechanism is composed of a feeding plate and a feeding cylinder; the pushing mechanism includes a connecting plate, a pushing cylinder, a guide column, and a base; the spot welding mechanism includes a welding base, a spot welding fixed electrode, a movable electrode, and a movable electrode cylinder.

[0003] In the existing metal pipe welding tooling, after the metal pipe and the metal pipe bracket are placed in the tooling, a single cylinder drives the movable electrode to press down the metal pipe in the vertical direction to achieve welding of the metal pipe and the metal pipe bracket. When welding double metal pipes on the metal pipe bracket, a single electrode cylinder can only press down one metal pipe, resulting in the need to weld one metal pipe first in the welding equipment, and then replace the tooling to weld the other one, resulting in low metal pipe welding efficiency. Utility Model Content

[0004] The utility model aims to provide a bimetallic pipe welding tool with a replaceable tool to solve the problem of low welding efficiency when welding bimetallic pipes on a metal pipe bracket.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solution: a bimetallic pipe welding tool with interchangeable tooling, comprising:

[0006] Pads;

[0007] A positioning assembly, comprising a supporting seat, a first end positioning block and a second end positioning block, the supporting seat is fixedly mounted on the backing plate, the metal pipe is placed on the supporting seat, the metal pipe bracket is placed on the metal pipe, the first end positioning block and the second end positioning block are symmetrically arranged on both sides of the supporting seat, the first end positioning block is provided with a first quick clamp, and the second end positioning block is provided with a second quick clamp;

[0008] The welding assembly comprises support frames symmetrically arranged on both sides of the positioning assembly, an electrode cylinder is arranged on the support frame, the electrode cylinder is arranged obliquely, a movable seat is arranged on the piston rod of the electrode cylinder, and the electrode is fixedly installed on the movable seat.

[0009] As a further description of the above technical solution:

[0010] The supporting seat is fixed on the backing plate by bolts.

[0011] As a further description of the above technical solution:

[0012] A supporting block is arranged on the first end positioning block, and a positioning bolt is arranged on the supporting block. The positioning bolt passes through the supporting block and is fixed by a nut, and an end of the positioning bolt contacts the metal pipe.

[0013] As a further description of the above technical solution:

[0014] The support block is detachably mounted on the first end positioning block.

[0015] As a further description of the above technical solution:

[0016] A guide rod is arranged on the movable seat, and the guide rod is penetrated through the supporting frame.

[0017] As a further description of the above technical solution:

[0018] A handle is provided on the pad.

[0019] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0020] 1. In the utility model, when welding bimetallic tubes, two metal tubes and metal tube brackets are placed on the supporting seat in sequence, and then one end of the metal tube is pressed and positioned by the first quick clamp on the first end positioning block, and the other end of the metal tube is pressed and positioned by the second quick clamp on the second end positioning block. After that, the welding assembly is started, and the electrode cylinders on the two support frames are arranged in a "V" shape. The piston rods of the two electrode cylinders extend downward at the same time, so that the two electrodes press the two metal tubes at the same time, and then the two metal tubes are welded at the same time to improve the welding efficiency. After the welding is completed, the electrode cylinder drives the electrode to rise, and then the welded metal tube can be taken out.

[0021] 2. In the utility model, the support seat is fixedly mounted on the pad by bolts. According to different models of metal pipes, the support seat can be flexibly disassembled and installed, so that different models of support seats can be replaced for positioning. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1The figure is a schematic diagram of the structure of a bimetallic pipe welding tool with replaceable tooling.

[0024] Figure 2 A schematic diagram of the structure of the positioning assembly in a bimetallic pipe welding tool with interchangeable tooling Figure 1 .

[0025] Figure 3 A schematic diagram of the structure of the positioning assembly in a bimetallic pipe welding tool with interchangeable tooling Figure 2 .

[0026] Legend:

[0027] 1. Pad; 11. Handle; 2. Support seat; 3. First end positioning block; 31. First quick clamp; 32. Support block; 33. Positioning bolt; 4. Second end positioning block; 41. Second quick clamp; 5. Support frame; 6. Electrode cylinder; 61. Moving seat; 62. Electrode; 63. Guide rod; 9. Metal pipe; 91. Metal pipe bracket. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Example 1

[0030] See also Figure 1-3 The utility model provides a technical solution: a bimetallic pipe welding tool with interchangeable tooling, comprising:

[0031] Pad 1;

[0032] A positioning assembly, comprising a supporting seat 2, a first end positioning block 3 and a second end positioning block 4, wherein the supporting seat 2 is fixedly mounted on the backing plate 1, a metal tube 9 is placed on the supporting seat 2, a metal tube bracket 91 is placed on the metal tube 9, the first end positioning block 3 and the second end positioning block 4 are symmetrically arranged on both sides of the supporting seat 2, a first quick clamp 31 is provided on the first end positioning block 3, and a second quick clamp 41 is provided on the second end positioning block 4;

[0033] The welding assembly includes a support frame 5 symmetrically arranged on both sides of the positioning assembly, an electrode cylinder 6 is arranged on the support frame 5, the electrode cylinder 6 is arranged tilted, a movable seat 61 is arranged on the piston rod of the electrode cylinder 6, and an electrode 62 is fixedly installed on the movable seat 61.

[0034] The support seat 2 is fixedly mounted on the backing plate 1 by bolts. According to different models of the metal pipe, the support seat 2 can be flexibly disassembled and installed to achieve replacement of different models of support seats 2 for positioning.

[0035] The first end positioning block 3 is provided with a support block 32, and the support block 32 is provided with a positioning bolt 33, the positioning bolt 33 passes through the support block 32 and is fixed by a nut, and the end of the positioning bolt 33 contacts the metal pipe 9. The positioning bolt 33 further realizes the positioning of the metal pipe 9 to ensure the welding quality.

[0036] The support block 32 is detachably mounted on the first end positioning block 3. The support block 32 is fixed to the first end positioning block 3 by bolts, which is convenient for disassembly and replacement, and is also used to adapt to different metal pipes 9.

[0037] The movable seat 61 is provided with a guide rod 63, and the guide rod 63 is passed through the support frame 5. The guide rod 63 can improve the stability of the movement and positioning of the electrode 62 and improve the positioning effect.

[0038] A handle 11 is provided on the backing plate 1 to facilitate the overall replacement of the welding tooling.

[0039] Working principle: When welding bimetallic tubes, place two metal tubes 9 and metal tube brackets 91 on the support seat 2 in sequence, then press and position one end of the metal tube 9 through the first quick clamp 31 on the first end positioning block 3, and press and position the other end of the metal tube 9 through the second quick clamp 41 on the second end positioning block 4. After that, the welding assembly is started, and the electrode cylinders 6 on the two support frames 5 are arranged in a "V" shape. The piston rods of the two electrode cylinders 6 extend downward at the same time, so that the two electrodes 62 press the two metal tubes at the same time, and then the two metal tubes 9 are welded at the same time to improve the welding efficiency. After the welding is completed, the electrode cylinder 6 drives the electrode 62 to rise, and then the welded metal tube can be taken out.

[0040] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A bimetallic pipe welding tool with interchangeable tooling, characterized in that: include: Pads; A positioning assembly, comprising a supporting seat, a first end positioning block and a second end positioning block, wherein the supporting seat is fixedly mounted on the backing plate, a metal pipe is placed on the supporting seat, a metal pipe bracket is placed on the metal pipe, the first end positioning block and the second end positioning block are symmetrically arranged on both sides of the supporting seat, a first quick clamp is arranged on the first end positioning block, and a second quick clamp is arranged on the second end positioning block; The welding assembly comprises support frames symmetrically arranged on both sides of the positioning assembly, an electrode cylinder is arranged on the support frame, the electrode cylinder is arranged obliquely, a movable seat is arranged on the piston rod of the electrode cylinder, and the electrode is fixedly installed on the movable seat.

2. The bimetallic pipe welding tool with interchangeable tooling according to claim 1, characterized in that: The supporting seat is fixedly mounted on the backing plate by bolts.

3. The bimetallic pipe welding tool with interchangeable tooling according to claim 1, characterized in that: A supporting block is disposed on the first end positioning block, and a positioning bolt is disposed on the supporting block. The positioning bolt passes through the supporting block and is fixed by a nut, and an end of the positioning bolt contacts the metal pipe.

4. The bimetallic pipe welding tool with interchangeable tooling according to claim 3, characterized in that: The support block is detachably mounted on the first end positioning block.

5. The bimetallic pipe welding tool with interchangeable tooling according to claim 1, characterized in that: The movable seat is provided with a guide rod, and the guide rod is penetrated through the support frame.

6. The bimetallic pipe welding tool with interchangeable tooling according to claim 1, characterized in that: A handle is provided on the pad.

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