CN211759140U - Electrode butt welding device for ceramic metal halide lamp - Google Patents
Electrode butt welding device for ceramic metal halide lamp Download PDFInfo
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- CN211759140U CN211759140U CN202020229441.XU CN202020229441U CN211759140U CN 211759140 U CN211759140 U CN 211759140U CN 202020229441 U CN202020229441 U CN 202020229441U CN 211759140 U CN211759140 U CN 211759140U
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- metal halide
- controlled clamp
- halide lamp
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Abstract
The utility model relates to a ceramic metal halide lamp electrode butt welding device, including alignment mechanism (1) that connects gradually, first feeding mechanism (2) and cutter (3), wherein, cutter (3) are connected with first automatically controlled clamp (4) that are used for fixing a position the centre gripping molybdenum spiral, first automatically controlled clamp (4) are connected with inverter (5), inverter (5) still are connected with the automatically controlled clamp (6) of second that are used for fixing a position centre gripping ceramal pole, first automatically controlled clamp (4) set up with automatically controlled clamp (6) of second relatively, automatically controlled clamp (6) of second are connected with feed table (7) through the conveyer belt. Compared with the prior art, the utility model discloses a controllable electric current of inverter output gives the clamp, utilizes clamp conduction current, realizes resistance butt welding, has avoided the too high problem that leads to material contact part embrittlement of heat in the twinkling of an eye, can guarantee simultaneously that the welding node is smooth complete, improves the welding reliability.
Description
Technical Field
The utility model belongs to the technical field of ceramic metal halide lamp processing technique and specifically relates to a device is welded to ceramic metal halide lamp electrode pair is related to.
Background
At present, when an electrode of a ceramic metal halide lamp is processed and manufactured, a laser welding mode is usually adopted, and a continuous pulse laser beam is utilized to heat the surface of a metal, so that welding spots are formed on the surface of a molybdenum spiral contacted with a ceramic alloy, and the purpose of welding is achieved. However, due to the fact that the instantaneous heat of the laser beam is very high, the situation that the contact part of the molybdenum spiral and the ceramic alloy is subjected to brittle fracture easily occurs, welding joints are brittle, welding reliability cannot be guaranteed, and the metal contact surface is also sunken into holes one by one when being heated, so that the quality of the processed electrode has defects, and the process appearance requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pottery metal halide lamp electrode is to welding the device in order to overcome the defect that above-mentioned prior art exists, adopts the mode of resistance butt welding, avoids molybdenum spiral and ceramic alloy contact segment loose and lead to welding node embrittlement, guarantees welding reliability and welding node's aesthetic property.
The purpose of the utility model can be realized through the following technical scheme: the utility model provides a ceramic metal halide lamp electrode butt welding device, is including the alignment mechanism, first feeding mechanism and the cutter that connect gradually, the cutter is connected with the first automatically controlled clamp that is used for fixing a position centre gripping molybdenum spiral, first automatically controlled clamp is connected with inverter, inverter still is connected with the second automatically controlled clamp that is used for fixing a position centre gripping ceramal pole, first automatically controlled clamp sets up with the second automatically controlled clamp relatively, the second automatically controlled clamp passes through the conveyer belt and is connected with the feed table.
Further, the first electronic control clamp and the second electronic control clamp are both tungsten copper clamps.
Further, first automatically controlled clamp and second automatically controlled clamp include interval adjustable L shape regulating part and clamping part, the clamping part is located the inboard of L shape regulating part, first circular arc recess has been seted up on the L shape regulating part, set up the second circular arc recess relative with first circular arc recess on the clamping part.
Further, the diameters of the first arc groove and the second arc groove of the first electronic control clamp are both smaller than or equal to the diameter of the molybdenum spiral.
Further, the diameters of the first arc groove and the second arc groove of the second electronic control clamp are smaller than or equal to the diameter of the ceramic alloy rod.
Further, the L-shaped adjusting portion and the clamping portion adjust the distance between the L-shaped adjusting portion and the clamping portion through bolts.
Furthermore, a through hole for penetrating through the bolt and the screw is formed in the L-shaped adjusting portion, and a blind hole for extending into the bolt and the screw is correspondingly formed in the clamping portion.
Furthermore, the inverter power supply is a seven-section output controllable inverter power supply.
Compared with the prior art, the utility model discloses a mode that invertion power supply combines automatically controlled clamp utilizes the clamp conduction current of tungsten copper material, realizes the controllable resistance butt welding of electric current, can prevent that the too big too high problem of instantaneous heat that causes of instantaneous electric current, thereby avoid molybdenum spiral and ceramic alloy contact part to take place loosely, solved the problem of welding node embrittlement, guarantee that the easy "spark sputtering" that single-point current suddenly changes and arouses of can not appearing during the welding, thereby guarantee welding node reliability, satisfy the requirement that the welding node is smooth, full, complete simultaneously, intensity is high;
furthermore, the utility model discloses a two automatically controlled clamps have realized molybdenum spiral and ceramic alloy's face contact welding, compare in laser spot welding mode, can increase welded contact surface, further guarantee the aesthetic property of welding node.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of an electrically controlled clamp;
wherein: 1. the device comprises a straightening mechanism, 2, a first feeding mechanism, 3, a cutter, 4, a first electronic control clamp, 5, an inverter power supply, 6, a second electronic control clamp, 7 and a feeding disc.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Example (b):
as shown in figure 1, a ceramic metal halide lamp butt welding device comprises a straightening mechanism 1, a first feeding mechanism 2 and a cutter 3 which are connected in sequence, wherein the straightening mechanism 1 is used for correcting the position angle of a molybdenum spiral material, then the molybdenum spiral material is conveyed to the position of the cutter 3 through the first feeding mechanism 2, the cutter 3 cuts the molybdenum spiral material into a plurality of sections of molybdenum spirals, the cutter 3 is connected with a first electronic control clamp 4 used for positioning and clamping the molybdenum spirals, the first electronic control clamp 4 is connected with an inverter power supply 5, the inverter power supply 4 is further connected with a second electronic control clamp 6 used for positioning and clamping ceramic alloy rods, the first electronic control clamp 4 and the second electronic control clamp 6 are arranged oppositely, the second electronic control clamp 6 is connected with a feed tray 7 through a conveyor belt, and the ceramic alloy rods are placed on the feed tray 7.
In this embodiment, the first electronic control clamp 4 and the second electronic control clamp 6 are both tungsten copper clamps, which are wear-resistant and have good conductivity, the inverter power supply 5 is used to output controllable current to the first electronic control clamp 4 and the second electronic control clamp 6, the inverter power supply has good stability, seven-section output is arranged, the current is effectively controlled, the welding fastness is ensured, a butt welding mode is adopted, power supply discharge is used, the current is conducted through the clamps, heat is generated on the surface of a material, the current density is controlled through the inverter power supply, and the phenomenon that 'spark sputtering' is caused by sudden change of single-point current is easily avoided during welding, so that the node fastness is ensured, and meanwhile, the requirements of smooth, full, complete and high strength of the node are met.
As shown in fig. 2, each of the first electronic control clamp 4 and the second electronic control clamp 6 includes an L-shaped adjusting portion and a clamping portion with adjustable intervals, the clamping portion is located inside the L-shaped adjusting portion, the L-shaped adjusting portion is provided with a first arc groove, the clamping portion is provided with a second arc groove opposite to the first arc groove, the first arc groove and the second arc groove are used for clamping a material, specifically, the diameters of the first arc groove and the second arc groove of the first electronic control clamp 4 are both smaller than or equal to the diameter of the molybdenum spiral, and the diameters of the first arc groove and the second arc groove of the second electronic control clamp 6 are both smaller than or equal to the diameter of the ceramic alloy rod, so as to ensure the clamping reliability; in addition, the L-shaped adjusting part is provided with a through hole for penetrating through the bolt and screw, the clamping part is correspondingly provided with a blind hole for extending into the bolt and screw, and the L-shaped adjusting part and the clamping part adjust the distance between the L-shaped adjusting part and the clamping part through bolts so as to be suitable for materials with different diameters.
In the actual working process, two materials are fed through the first feeding mechanism 2 and the feeding tray 7: the molybdenum spiral and the ceramic alloy are conveyed to a designated position, the two materials are placed at the same horizontal position through the first electronic control clamp 4 and the second electronic control clamp 6, the inverter power supply 5 discharges, current is conducted through the clamps, resistance heat is generated on the contact surface of the two materials, the inverter power supply 5 controls time, preheating is carried out in advance, the materials on the end face are melted by accelerating discharge, permeation is carried out, heat is kept again, the time is fully combined, and finally welding is finished.
In summary, compared with the traditional welding mode, the utility model changes laser welding into resistance butt welding, and the current conduction of the clamp causes the surface of the material to generate heat, thereby carrying out welding;
compared with point contact welding of laser welding, the point contact welding method of two materials is changed, the welding surface is enlarged, and the attractiveness of a welding joint is ensured;
an inverter power supply is selected to control the current, and the welding process is controlled by each time node from preheating of the material → lifting → holding → descending, so that welding node embrittlement caused by welding tissue looseness of the contact part of the molybdenum spiral and the ceramic alloy is prevented;
the butt welding is realized, and the welding strength and the appearance of the joint completely meet the requirements of the production process.
Claims (8)
1. The utility model provides a ceramic metal halide lamp electrode butt welding device, is including alignment mechanism (1), first feeding mechanism (2) and cutter (3) that connect gradually, its characterized in that, cutter (3) are connected with first automatically controlled clamp (4) that are used for fixing a position centre gripping molybdenum spiral, first automatically controlled clamp (4) are connected with inverter (5), inverter (5) still are connected with second automatically controlled clamp (6) that are used for fixing a position centre gripping ceramal pole, first automatically controlled clamp (4) and second automatically controlled clamp (6) set up relatively, second automatically controlled clamp (6) are connected with feed table (7) through the conveyer belt.
2. The electrode butt welding device for the ceramic metal halide lamp according to claim 1, wherein the first electrically controlled clamp (4) and the second electrically controlled clamp (6) are both tungsten copper clamps.
3. The electrode butt-welding device for the ceramic metal halide lamp according to claim 1, wherein the first electric control clamp (4) and the second electric control clamp (6) comprise an L-shaped adjusting portion and a clamping portion, the distance between the L-shaped adjusting portion and the clamping portion is adjustable, the clamping portion is located on the inner side of the L-shaped adjusting portion, a first arc groove is formed in the L-shaped adjusting portion, and a second arc groove opposite to the first arc groove is formed in the clamping portion.
4. The electrode butt welding device for the ceramic metal halide lamp according to claim 3, wherein the diameters of the first arc groove and the second arc groove of the first electrically controlled clamp (4) are both smaller than or equal to the diameter of the molybdenum spiral.
5. The electrode butt welding device for the ceramic metal halide lamp according to claim 4, wherein the diameters of the first arc groove and the second arc groove of the second electrically controlled clamp (6) are smaller than or equal to the diameter of the ceramic alloy rod.
6. The electrode butt-welding device for the ceramic metal halide lamp according to claim 3, wherein the L-shaped adjusting portion and the clamping portion are adjusted in distance by a bolt.
7. The electrode butt-welding device for the ceramic metal halide lamp according to claim 6, wherein the L-shaped adjusting portion is provided with a through hole for passing through the bolt and the screw, and the clamping portion is correspondingly provided with a blind hole for extending into the bolt and the screw.
8. The electrode butt welding device for the ceramic metal halide lamp according to claim 1, wherein the inverter power supply (5) is a seven-segment output controllable inverter power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020229441.XU CN211759140U (en) | 2020-02-29 | 2020-02-29 | Electrode butt welding device for ceramic metal halide lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020229441.XU CN211759140U (en) | 2020-02-29 | 2020-02-29 | Electrode butt welding device for ceramic metal halide lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211759140U true CN211759140U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020229441.XU Active CN211759140U (en) | 2020-02-29 | 2020-02-29 | Electrode butt welding device for ceramic metal halide lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211759140U (en) |
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2020
- 2020-02-29 CN CN202020229441.XU patent/CN211759140U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201801 Shanghai city Jiading District Malu Town Jiaxin Road No. 1001 Patentee after: Shanghai Yaer Precision Parts Manufacturing Co.,Ltd. Address before: 201801 Shanghai city Jiading District Malu Town Jiaxin Road No. 1001 Patentee before: SHANGHAI Y&L LIGHTING Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |