CN219852579U - Plasma welding gun for connecting vacuum welding box - Google Patents
Plasma welding gun for connecting vacuum welding box Download PDFInfo
- Publication number
- CN219852579U CN219852579U CN202321090440.1U CN202321090440U CN219852579U CN 219852579 U CN219852579 U CN 219852579U CN 202321090440 U CN202321090440 U CN 202321090440U CN 219852579 U CN219852579 U CN 219852579U
- Authority
- CN
- China
- Prior art keywords
- fixed
- welding gun
- threaded connection
- plasma welding
- plasma
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 60
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 19
- 239000010937 tungsten Substances 0.000 claims abstract description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims abstract description 14
- 239000000919 ceramic Substances 0.000 claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000000498 cooling water Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Plasma Technology (AREA)
Abstract
The utility model discloses a plasma welding gun for connecting a vacuum welding box, which comprises a fixed cover, wherein the inner surface of the fixed cover is fixedly connected with a ceramic block, the inner surface of the ceramic block is provided with a tungsten rod, the inner surface of the fixed cover is in threaded connection with an extrusion block, the inner surface of the extrusion block is in threaded connection with a fixed sleeve, the inner surface of the fixed sleeve is in threaded connection with a fixed pipe, the outer surface of the fixed pipe is in threaded connection with a nut, the inner surface of the fixed pipe is provided with a wire, the lower surface of the fixed sleeve is fixedly connected with a copper sheet, the inner surface of the fixed cover is in threaded connection with a protective shell, and the inner surface of the protective shell is in threaded connection with a nozzle. Above-mentioned structure, through the copper sheet that can reciprocate avoid leading to area of contact to descend and influence the use with the lapse of time when contacting with the tungsten stick to and through the homogeneity of baffle increase rivers flow, and can make cooling water temperature more balanced.
Description
Technical Field
The utility model relates to the technical field of plasma welding guns, in particular to a plasma welding gun for connecting a vacuum welding box.
Background
The plasma welding gun is called a plasma arc welding gun, and is a welding tool in short. The principle is that the plasma arc welding method is a welding mode which takes a plasma arc as a heat source. The plasma arc welding has larger penetration force and welding speed, and is a welding mode which is more commonly used at present. The welding method is completed by a plasma welding gun, and plasma arc cutting is a common metal and nonmetal material cutting process method. It uses a high velocity, high temperature and high energy plasma stream to heat and melt the material being cut and discharges the melted material by an internal or external high velocity stream or water stream until the plasma stream penetrates the back face to form a kerf. Because the device can not be taken out in the welding process in the vacuum box and the heat conduction effect is poor, the metal temperature at the outer side of the welding gun is too high due to long-time welding, the use is influenced, the technical scheme provided by the utility model with the application number of CN201620911952.3 is found to have the same problems after searching, and the phenomenon of non-uniformity can occur in the circulation of cooling water, so that the temperature gradient of the nozzle is large.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art, and provides a plasma welding gun for connecting a vacuum welding box, which can prevent the contact area from being reduced along with the time when the copper sheet is contacted with a tungsten rod to influence the use by the copper sheet capable of moving up and down, and can increase the uniformity of water flow through a baffle plate, and can ensure that the cooling water temperature is more uniform.
In order to achieve the above object, the present utility model further provides a plasma welding gun for connecting a vacuum welding box, comprising:
the inner surface of the fixed cover is fixedly connected with a ceramic block, the inner surface of the ceramic block is provided with a tungsten rod, the inner surface of the fixed cover is in threaded connection with an extrusion block, the inner surface of the extrusion block is in threaded connection with a fixed sleeve, the inner surface of the fixed sleeve is in threaded connection with a fixed pipe, and the outer surface of the fixed pipe is in threaded connection with a nut;
the inner surface of fixed pipe is provided with the wire, the lower fixed surface of fixed cover is connected with the copper sheet, the internal surface threaded connection of fixed lid has the protective housing, the internal surface threaded connection of protective housing has the nozzle, the bottom inner wall fixedly connected with baffle of nozzle, the lower fixed surface of ceramic block is connected with rifle body cover, the internal surface fixedly connected with fixed head of rifle body cover.
According to the plasma welding gun for connecting the vacuum welding box, the lower surface of the tungsten rod is conical, and the lower surface of the nut is in contact with the upper surface of the extrusion block.
According to the plasma welding gun for connecting the vacuum welding box, the lead is electrically connected with the copper sheet, and the side surface of the extrusion block is in contact with the outer surface of the copper sheet.
According to the plasma welding gun for connecting the vacuum welding box, the copper sheet is in contact with the tungsten rod.
According to the plasma welding gun for connecting the vacuum welding box, the upper end of the baffle extends to the inside of the protective shell, and the baffle is annular.
According to the plasma welding gun for connecting the vacuum welding box, the side surface of the nozzle is fixedly connected with the water pipes, and the number of the water pipes is two and distributed left and right.
According to the plasma welding gun for connecting a vacuum welding box, the inner surface of the nozzle is conical.
According to the plasma welding gun for connecting the vacuum welding box, the number of the fixing heads is multiple, and the side surfaces of the fixing heads are in contact with the outer surface of the tungsten rod.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is an internal structural view of a plasma welding gun for connecting a vacuum welding chamber according to the present utility model;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1;
fig. 4 is a schematic view showing a part of the structure of a plasma welding gun for connecting a vacuum welding box according to the present utility model.
Legend description:
1. a fixed cover; 2. a ceramic block; 3. a protective shell; 4. a nozzle; 5. a water pipe; 6. a baffle; 7. a gun body sleeve; 8. copper sheets; 9. a tungsten rod; 10. a fixed head; 11. a fixed tube; 12. a nut; 13. a fixed sleeve; 14. extruding the blocks.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-4, a plasma welding gun for connecting a vacuum welding box according to an embodiment of the present utility model includes a fixed cover 1, wherein a ceramic block 2 is fixedly connected to an inner surface of the fixed cover 1, a tungsten rod 9 is disposed on an inner surface of the ceramic block 2, a lower surface of the tungsten rod 9 is tapered, a lower surface of a nut 12 is in contact with an upper surface of an extrusion block 14, the extrusion block 14 is screwed to an inner surface of the fixed cover 1, a fixing sleeve 13 is screwed to an inner surface of the extrusion block 14, a fixing tube 11 is screwed to an inner surface of the fixing sleeve 13, and a nut 12 is screwed to an outer surface of the fixing tube 11 for fixing the fixing sleeve 13.
The internal surface of fixed pipe 11 is provided with the wire, the lower fixed surface of fixed cover 13 is connected with copper sheet 8, copper sheet 8 and tungsten stick 9 contact, wire and copper sheet 8 electric connection, the side surface of extrusion piece 14 and the surface contact of copper sheet 8, the internal surface threaded connection of fixed lid 1 has protective housing 3, the internal surface threaded connection of protective housing 3 has nozzle 4 for protect tungsten stick 9, the side surface fixedly connected with water pipe 5 of nozzle 4, the quantity of water pipe 5 is two and controls the distribution, the internal surface of nozzle 4 is the toper, the bottom inner wall fixedly connected with baffle 6 of nozzle 4, the upper end of baffle 6 extends to the inside of protective housing 3, baffle 6 is annular, the lower fixed surface of ceramic block 2 is connected with rifle body cover 7, the internal surface fixedly connected with fixed head 10 of rifle body cover 7, the quantity of fixed head 10 is a plurality of, the side surface of fixed head 10 and the surface contact of tungsten stick 9.
Working principle: when the device is used, increased voltage is applied between the two tungsten rods 9, cooling water flows downwards after moving upwards when entering the inside of the nozzle 4, the cooling effect is maintained, after the device is used for a period of time, relative displacement between the copper sheet 8 and the tungsten rods 9 can be achieved through displacement of the fixing sleeve 13, and the reduction of the conductive efficiency is avoided.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (8)
1. A plasma welding gun for connecting a vacuum welding chamber, comprising:
the device comprises a fixed cover (1), wherein a ceramic block (2) is fixedly connected to the inner surface of the fixed cover (1), a tungsten rod (9) is arranged on the inner surface of the ceramic block (2), an extrusion block (14) is connected to the inner surface of the fixed cover (1) in a threaded manner, a fixed sleeve (13) is connected to the inner surface of the extrusion block (14) in a threaded manner, a fixed pipe (11) is connected to the inner surface of the fixed sleeve (13) in a threaded manner, and a nut (12) is connected to the outer surface of the fixed pipe (11) in a threaded manner;
the inner surface of fixed pipe (11) is provided with the wire, the lower fixed surface of fixed cover (13) is connected with copper sheet (8), the internal surface threaded connection of fixed cover (1) has protective housing (3), the internal surface threaded connection of protective housing (3) has nozzle (4), the end inner wall fixedly connected with baffle (6) of nozzle (4), the lower fixed surface of ceramic block (2) is connected with rifle body cover (7), the internal surface fixedly connected with fixed head (10) of rifle body cover (7).
2. A plasma welding gun for connecting vacuum welding boxes according to claim 1, characterized in that the lower surface of the tungsten rod (9) is tapered, the lower surface of the nut (12) being in contact with the upper surface of the extrusion block (14).
3. A plasma welding gun for connecting a vacuum welding box according to claim 1, characterized in that the wire is electrically connected with the copper sheet (8), and the side surface of the extrusion block (14) is in contact with the outer surface of the copper sheet (8).
4. A plasma welding gun for connecting vacuum boxes according to claim 1, characterized in that the copper sheet (8) is in contact with a tungsten rod (9).
5. A plasma welding gun for connecting vacuum welding boxes according to claim 1, characterized in that the upper end of the baffle (6) extends to the inside of the protective shell (3), the baffle (6) being ring-shaped.
6. A plasma welding gun for connecting a vacuum welding box according to claim 1, characterized in that the side surface of the nozzle (4) is fixedly connected with water pipes (5), the number of the water pipes (5) is two and distributed left and right.
7. A plasma welding gun for connecting vacuum boxes according to claim 1, characterized in that the inner surface of the nozzle (4) is conical.
8. A plasma welding gun for connecting vacuum welding boxes according to claim 1, characterized in that the number of the fixing heads (10) is plural, and the side surfaces of the fixing heads (10) are in contact with the outer surface of the tungsten rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321090440.1U CN219852579U (en) | 2023-05-09 | 2023-05-09 | Plasma welding gun for connecting vacuum welding box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321090440.1U CN219852579U (en) | 2023-05-09 | 2023-05-09 | Plasma welding gun for connecting vacuum welding box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219852579U true CN219852579U (en) | 2023-10-20 |
Family
ID=88330620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321090440.1U Active CN219852579U (en) | 2023-05-09 | 2023-05-09 | Plasma welding gun for connecting vacuum welding box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219852579U (en) |
-
2023
- 2023-05-09 CN CN202321090440.1U patent/CN219852579U/en active Active
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