CN218362611U - Wear-resisting plate build-up welding copper wheel electrode earthing device - Google Patents
Wear-resisting plate build-up welding copper wheel electrode earthing device Download PDFInfo
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- CN218362611U CN218362611U CN202222196767.9U CN202222196767U CN218362611U CN 218362611 U CN218362611 U CN 218362611U CN 202222196767 U CN202222196767 U CN 202222196767U CN 218362611 U CN218362611 U CN 218362611U
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Abstract
The utility model discloses a antifriction plate build-up welding copper wheel electrode earthing device, include steel sheet mother metal, set up in the welder that is used for the build-up welding of steel sheet mother metal top, welder burner department installs the welding wire, and the welding wire lower extreme produces electric arc, and build-up welding has one deck build-up welding hard surface layer, its characterized in that on the steel sheet mother metal: the movable grounding electrode moving along with the surfacing electric arc is arranged below the steel plate base metal and comprises a grounding copper wheel, and the copper wheel is arranged below the steel plate base metal and is in close contact with the steel plate base metal. In this way, the utility model discloses telluric electricity field removes for the build-up welding electric arc, makes the electric current shortest path of can walking, reduces resistance and reduces undulantly, stabilizes the electric arc situation, reduces the antifriction plate hardface and splashes and produce with the pit, further promotes the face quality.
Description
Technical Field
The utility model relates to a metal parts surfacing welding technical field especially relates to an antifriction plate surfacing welding copper wheel electrode earthing device.
Background
The composite steel plate with the wear-resistant layer in industrial production is widely applied, the production of the composite steel plate usually adopts automatic welding equipment to build up the wear-resistant material on the surface of the steel plate, when the composite wear-resistant plate is generally built up, a grounding wire electrode is usually fixed at one end of a base metal steel plate, the process advances along with the build-up production process, a build-up electric arc part can gradually approach or keep away from the position of the grounding wire electrode, the resistance value is continuously changed, the build-up electric arc is easy to be in an unstable state, welding beads can be splashed and increased, bumps or pits of a build-up composite wear-resistant plate surface can be generated seriously, and the quality of the plate surface of a product is influenced.
Based on the defects and shortcomings, the existing technology needs to be improved, and the wear-resisting plate surfacing copper wheel electrode grounding device is designed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a antifriction plate build-up welding copper wheel electrode earthing device, solves the resistance value constantly change that the change caused because of build-up welding electric arc and ground wire electrode relative position in the build-up welding process, causes build-up welding electric arc state unstable, the bead splash increase, and the bump or the problem of pit unevenness of the compound wear-resisting face of build-up welding.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a antifriction plate build-up welding copper wheel electrode earthing device, this kind of antifriction plate build-up welding copper wheel electrode earthing device include steel sheet mother metal, set up in the welder that is used for the build-up welding of steel sheet mother metal top, welder burner department installs the welding wire, and the welding wire lower extreme produces electric arc, and build-up welding has one deck build-up welding hard surface layer, its characterized in that on the steel sheet mother metal: the movable grounding electrode moving along with the surfacing electric arc is arranged below the steel plate base metal and comprises a grounding copper wheel, and the copper wheel is arranged below the steel plate base metal and is in close contact with the steel plate base metal.
Preferably, the movable grounding electrode comprises a moving platform, a conductive copper graphite sliding block and a spring device, the copper wheel is movably inserted on the moving platform through a copper wheel bearing, the copper wheel moves along with surfacing, the conductive copper graphite sliding block is matched with the spring device to pressurize the copper wheel, the conductive copper graphite sliding block is installed on a conductive plate, and the conductive plate is grounded through a grounding wire.
Preferably, the spring device comprises a pressure spring fixedly connected with the moving platform and an insulating plate fixed on the pressure spring, the conductive plate is arranged on the insulating plate, and the pressure spring is in a compressed state.
Preferably, the copper wheel is designed to be enlarged under the permission of space, and the copper wheel can be butted with an air cooling device.
Preferably, the copper wheel bearing is made of an insulating material.
Compared with the prior art, the beneficial effects of the utility model are that:
the movable grounding electrode is arranged at the bottom of the steel plate base metal steel plate, and compared with the position below a surfacing arc, the shortest path can be traveled by current, so that the resistance is reduced, the fluctuation is reduced, the arc condition is stabilized, the hard surface splashing and pit generation of the wear-resisting plate is reduced, and the plate surface quality is further improved;
under the permission of space, the copper wheel can be enlarged, the rapid heat conduction of copper absorbs the heat energy of surfacing welding, and the temperature of a workpiece is further reduced by matching with a bottom air cooling device, so that stress release cracks of the hard surface of the surfacing welding composite wear-resisting plate can be generated uniformly, and the shock resistance of the surfacing welding composite wear-resisting plate is improved.
Drawings
Fig. 1 is a schematic structural diagram of an electrode grounding device of a wear-resistant plate build-up welding copper wheel.
The welding method comprises the following steps of 1, a copper wheel, 2, a copper wheel bearing, 3, a conductive copper graphite sliding block, 41, a pressurizing spring, 42, an insulating plate, 5, a grounding wire, 6, a steel plate base metal, 7, a welding gun, 8, a welding wire, 9, an electric arc, 10 and a surfacing hard surface layer.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to make clear and definite definitions of the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention includes:
the utility model provides a antifriction plate build-up welding copper wheel electrode earthing device, this kind of antifriction plate build-up welding copper wheel electrode earthing device include steel sheet mother metal 6, set up in the welder 7 that is used for the build-up welding of 6 tops of steel sheet mother metal, 7 nozzles of welder department installs welding wire 8, and 8 lower extremes of welding wire produce electric arc 9, and build-up welding has one deck build-up welding hard surface layer 10 on the steel sheet mother metal 6, 1 below of steel sheet mother metal is provided with the movable telluric electricity field along with build-up welding electric arc relative movement, movable telluric electricity field includes grounded copper wheel 1, and copper wheel 1 arranges 6 below of steel sheet mother metal in and in close contact with it, utilizes the dead weight in close contact with of steel sheet mother metal 6 itself, presents good conducting state.
The movable grounding electrode comprises a moving platform, a conductive copper graphite sliding block 3 and a spring device, wherein a copper wheel 1 is movably inserted on the moving platform through a copper wheel bearing 2, the copper wheel 1 moves along with surfacing, the copper wheel is positioned below an electric arc during surfacing, a current path is shortened, resistance is reduced, the conductive copper graphite sliding block 3 is matched with the spring device to be pressed on the copper wheel 1, the spring device comprises a pressure spring 41 fixedly connected with the moving platform and an insulating plate 42 fixed on the pressure spring 41, the conductive plate is installed on the insulating plate 42, the pressure spring 41 is in a compression state, the conductive copper graphite sliding block 3 is installed on the conductive plate, and the conductive plate is grounded through a grounding wire 5, can be in close contact with the copper wheel 1 to reduce contact resistance and is convenient to replace after being worn.
The copper wheel 1 is designed to be enlarged under the permission of space, the heat energy of surfacing is absorbed by the quick heat conduction of copper, and the copper wheel 1 can be provided with an air cooling device in a butt joint mode, so that the temperature of a workpiece is further reduced, stress release cracks of the hard surface of the surfacing composite wear-resisting plate can be generated uniformly, and the shock resistance of the surfacing composite wear-resisting plate is improved.
The copper wheel bearing 2 is made of an insulating material, so that the bearing is prevented from being damaged due to instant ignition during arcing or arc-off.
The utility model relates to a antifriction plate build-up welding copper wheel electrode earthing device during operation, welder 7 passes through welding wire 8 and produces electric arc 9, in 6 surfacing one deck build-up welding hard-face layer 10 of steel sheet mother metal, welder 7 removes, movable telluric electricity field with synchronous motion thereof, welder 7 and movable telluric electricity field are located steel sheet mother metal 6 top and bottom all the time, under 6 dead weight of steel sheet mother metal itself, movable telluric electricity field's copper wheel 1 is in 6 in the in close contact with of steel sheet mother metal, present good conducting state, electric arc production current is through steel sheet mother metal 6, through earth connection 5 ground connections behind the copper wheel 1, copper wheel 1 follows build-up welding electric arc relative position and rotates the removal, be located the electric arc below during build-up welding all the time, shorten the current path, reduce resistance, stabilize the electric arc situation, reduce antifriction plate hard-face and pit production, further promote the face quality.
The utility model relates to a antifriction plate build-up welding copper wheel electrode earthing device, telluric electricity field remove for the build-up welding electric arc, make the electric current can walk the shortest path, reduce resistance and reduce undulant, stabilize the electric arc situation, reduce the antifriction plate hard surface and splash and produce with the pit, further promote the face quality.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (5)
1. The utility model provides a antifriction plate build-up welding copper wheel electrode earthing device, includes the steel sheet base metal, sets up in the welder that is used for the build-up welding of steel sheet base metal top, welder burner department installs the welding wire, and the welding wire lower extreme produces electric arc, and the build-up welding has one deck build-up welding hard surface layer on the steel sheet base metal, its characterized in that: the steel sheet parent metal below is provided with along with build-up welding electric arc relative movement's movable telluric electricity field, movable telluric electricity field is including the copper wheel of ground connection, and steel sheet parent metal below and in close contact with it are arranged in to the copper wheel.
2. A wear plate overlay welding copper wheel electrode grounding device in accordance with claim 1, wherein: the movable grounding electrode comprises a moving platform, a conductive copper graphite sliding block and a spring device, the copper wheel is movably inserted on the moving platform through a copper wheel bearing, the copper wheel moves along with the surfacing, the conductive copper graphite sliding block is matched with the spring device to pressurize the copper wheel, the conductive copper graphite sliding block is installed on a conductive plate, and the conductive plate is grounded through a grounding wire.
3. A wear plate overlay welding copper wheel electrode grounding device in accordance with claim 2, wherein: the spring device comprises a pressurizing spring fixedly connected with the moving platform and an insulating plate fixed on the pressurizing spring, the conductive plate is arranged on the insulating plate, and the pressurizing spring is in a compressed state.
4. A wear plate overlay welding copper wheel electrode grounding device in accordance with claim 2, wherein: the copper wheel is enlarged under the permission of space, and the copper wheel can be butted with an air cooling device.
5. A wear plate overlay welding copper wheel electrode grounding device in accordance with claim 2, wherein: the copper wheel bearing is made of an insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222196767.9U CN218362611U (en) | 2022-08-19 | 2022-08-19 | Wear-resisting plate build-up welding copper wheel electrode earthing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222196767.9U CN218362611U (en) | 2022-08-19 | 2022-08-19 | Wear-resisting plate build-up welding copper wheel electrode earthing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218362611U true CN218362611U (en) | 2023-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222196767.9U Active CN218362611U (en) | 2022-08-19 | 2022-08-19 | Wear-resisting plate build-up welding copper wheel electrode earthing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218362611U (en) |
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2022
- 2022-08-19 CN CN202222196767.9U patent/CN218362611U/en active Active
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