CN210359948U - Welding plug of vacuum consumable furnace - Google Patents
Welding plug of vacuum consumable furnace Download PDFInfo
- Publication number
- CN210359948U CN210359948U CN201921376035.XU CN201921376035U CN210359948U CN 210359948 U CN210359948 U CN 210359948U CN 201921376035 U CN201921376035 U CN 201921376035U CN 210359948 U CN210359948 U CN 210359948U
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- electrode
- top cover
- titanium plate
- stainless steel
- connecting groove
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Abstract
The utility model discloses a welding plug of a vacuum consumable furnace, which comprises a top cover, a thread connecting groove, a stainless steel core rod and a titanium plate, the top cover is cylindrical plate-shaped, the middle part of the upper surface of the top cover is provided with a pull ring, the titanium plate is arranged on the lower surface of the top cover, the titanium plate is in a cylindrical plate shape, the center of the titanium plate is provided with an electrode center hole, the lower surface of the titanium plate is provided with a plurality of auxiliary electrodes which are vertically distributed, the outer diameter of the threaded connecting groove is smaller than the diameter of the top cover and is matched with the diameter of the central hole of the electrode, the threaded connecting groove is cylindrical and arranged on the lower surface of the top cover, one end of the stainless steel core rod is vertically and fixedly connected with the lower surface of the top cover, meanwhile, the stainless steel core rod is positioned at the center of the threaded connecting groove, the other end of the stainless steel core rod is provided with a smelting electrode, and the middle part of the upper surface of the smelting electrode is provided with a threaded hole matched with the diameter of the stainless steel core rod. The welding plug of the vacuum consumable electrode furnace has the advantages of simple structure, convenient operation and improved welding quality.
Description
Technical Field
The utility model belongs to the technical field of smelting equipment, concretely relates to vacuum consumable stove welding end cap.
Background
The vacuum consumable remelting furnace is equipment for producing special steel by using a vacuum remelting technology, and usually adopts an electric arc furnace, an electroslag furnace and the like as preceding-stage equipment, and then carries out remelting refining on electrodes produced by the preceding-stage equipment. The vacuum consumable furnace is used as remelting equipment, can effectively improve the crystal structure, toughness and the like of the material, can effectively prolong the comprehensive service life and the like of the steel material, and thus obtains alloy materials with higher quality. The material is usually applied to key parts of some high-end fields, such as aerospace, aviation, high-speed rail and other projects, so that the causticity of various properties of the material is obvious, and the requirement on smelting equipment is correspondingly improved. The vacuum consumable furnace heats the base metal by direct current electric arc under vacuum condition, the metal electrode is rapidly melted and re-solidified in a water-cooled copper crucible under the high temperature action of direct electric arc under the condition of no slag and vacuum, the base metal is melted by the heat of arc discharge and finally drops in a crystallizer to obtain the required high-end steel grade. When the furnace is produced, the central hole of a compact circular plate (commonly called a titanium plate) positioned at the top is required to be plugged, and meanwhile, the plugging of the central hole directly influences the smelting quality, because once molten steel flows into the central hole, the composition fluctuation is influenced according to different types of smelting steel, and the quality problem is generated. However, the existing plug has the problems of infirm filling, complex operation and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vacuum consumable stove welding end cap to solve the stifled insecure, complex operation's problem of filling up.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vacuum consumable furnace welding end cap, includes top cap, thread connection groove, stainless steel plug and titanium plate, the middle part that the top cap is cylindrical platelike and upper surface is equipped with the pull ring, the titanium plate sets up the lower surface at the top cap, the titanium plate is cylindrical platelike and center department is equipped with the electrode centre bore, the lower surface of titanium plate is equipped with a plurality of vertical distribution's auxiliary electrode, the external diameter of thread connection groove is less than the diameter of top cap and matches with the diameter of electrode centre bore, the thread connection groove is cylindrical column and sets up the lower surface at the top cap, the perpendicular fixed connection of one end of stainless steel plug is at the lower surface of top cap, is located the center department of thread connection groove simultaneously, the other end of stainless steel plug is equipped with the smelting electrode, the middle part of smelting electrode upper surface is equipped with the diameter assorted.
Preferably, the inner surface of the titanium plate is provided with threads, and the threaded connecting groove penetrates through the central hole of the electrode to be in threaded connection with the titanium plate.
Preferably, the top cover and the titanium plate are made of the same steel type titanium material and are tightly attached to the upper surface of the titanium plate.
Preferably, the smelting electrode is cylindrical, the diameter of the smelting electrode is matched with the inner diameter of the threaded connecting groove, and the smelting electrode is connected with the stainless steel core rod in a nested mode through the threaded hole.
Preferably, the number of the auxiliary electrodes is three, and the three auxiliary electrodes are all cylindrical and annular and are electrically connected.
Preferably, the smelting electrode is connected with the threaded connecting groove in a nested manner, and the bottom of the smelting electrode is electrically connected with an external power supply.
The utility model discloses a technological effect and advantage: the welding plug of the vacuum consumable furnace is simple in structure and convenient to operate, the installation and the disassembly of the welding plug can be realized by rotating the pull ring, in addition, all parts are tightly and stably connected, and molten steel can not flow into the electrode from the area at the top when the structural stability is ensured, so that the welding quality is improved.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a front view of the smelting electrode of the present invention;
fig. 4 is a sectional view of the present invention.
In the figure: 1-top cover, 2-pull ring, 3-thread connecting groove, 4-stainless steel core rod, 5-smelting electrode, 6-auxiliary electrode, 7-threaded hole, 8-electrode center hole and 9-titanium plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a vacuum consumable furnace welding plug as shown in the figure, which comprises a top cover 1, a threaded connection groove 3, a stainless steel core rod 4 and a titanium plate 9, wherein the top cover 1 is in a cylindrical plate shape, the middle part of the upper surface of the top cover is provided with a pull ring 2, the titanium plate 9 is arranged on the lower surface of the top cover 1, the titanium plate 9 is in a cylindrical plate shape, the center of the titanium plate 9 is provided with an electrode center hole 8, the lower surface of the titanium plate 9 is provided with a plurality of auxiliary electrodes 6 which are vertically distributed, the outer diameter of the threaded connection groove 3 is smaller than the diameter of the top cover 1 and is matched with the diameter of the electrode center hole 8, the threaded connection groove 3 is in a cylindrical column shape and is arranged on the lower surface of the top cover 1, one end of a stainless steel core rod 4 is vertically and fixedly connected on the lower surface of the top cover, and a threaded hole 7 matched with the diameter of the stainless steel core rod 4 is formed in the middle of the upper surface of the smelting electrode 5. In addition, the inner surface of the titanium plate 9 is provided with threads, and the threaded connecting groove 3 penetrates through the electrode center hole 8 to be in threaded connection with the titanium plate 9, so that the connection is tight and compact, and molten steel leakage is effectively prevented. The top cover 1 and the titanium plate 9 are made of the same steel type titanium materials and are tightly attached to the upper surface of the titanium plate 9, the same metal properties of the same steel type titanium materials are achieved, welding is convenient, and the connection is tight so as to prevent molten steel leakage. Smelt electrode 5 and be cylindrical column, its diameter and the internal diameter phase-match of thread connection groove 3, and through screw hole 7 and 4 nested connections of stainless steel core stick, cylindrical column smelt electrode 5 and be connected easy to assemble, smelt electrode 5 and 3 nested connections of thread connection groove simultaneously through screw hole 7 and 4 nested connections of stainless steel core stick for connect more firmly. The auxiliary electrodes 6 are three in number, the three auxiliary electrodes 6 are cylindrical and annular, and the three auxiliary electrodes 6 are connected into a whole when being convenient to install and connect through electric connection. The smelting electrode 5 is connected with the threaded connecting groove 3 in a nested mode, the bottom of the smelting electrode is electrically connected with an external power supply, the connection is stable, molten steel cannot flow into the electrode from the area on the top of the smelting electrode during power-on welding, and therefore welding quality is guaranteed.
The working principle is as follows: when the welding plug of the vacuum consumable furnace works, the threaded connecting groove 3 is inserted into the electrode center hole 8, the threaded connecting groove 3 is in threaded connection with the titanium plate 9 by rotating the pull ring 2, meanwhile, the top cover 1 is tightly attached to the upper surface of the titanium plate 9, then the smelting electrode 5 is nested into the threaded connecting groove 3, meanwhile, the stainless steel core rod 4 is nested into the threaded hole 7 in the upper surface of the smelting electrode 5, finally, a power supply is started for welding, molten steel can not flow into the electrode from the area at the top during power-on welding, and therefore welding quality is guaranteed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a vacuum consumable furnace welding end cap, includes top cap (1), threaded connection groove (3), stainless steel plug (4) and titanium board (9), its characterized in that: the top cover (1) is in a cylindrical plate shape, the middle part of the upper surface is provided with a pull ring (2), the titanium plate (9) is arranged on the lower surface of the top cover (1), the titanium plate (9) is cylindrical plate-shaped, the center of the titanium plate is provided with an electrode center hole (8), the lower surface of the titanium plate (9) is provided with a plurality of auxiliary electrodes (6) which are vertically distributed, the outer diameter of the threaded connecting groove (3) is smaller than the diameter of the top cover (1) and is matched with the diameter of the electrode center hole (8), the threaded connecting groove (3) is cylindrical and arranged on the lower surface of the top cover (1), one end of the stainless steel core rod (4) is vertically and fixedly connected with the lower surface of the top cover (1), meanwhile, the stainless steel core rod is positioned at the center of the threaded connecting groove (3), the other end of the stainless steel core rod (4) is provided with a smelting electrode (5), the middle part of the upper surface of the smelting electrode (5) is provided with a threaded hole (7) matched with the diameter of the stainless steel core rod (4).
2. The welding plug of the vacuum consumable furnace as claimed in claim 1, wherein: the inner surface of the titanium plate (9) is provided with threads, and the thread connecting groove (3) penetrates through the electrode center hole (8) to be in threaded connection with the titanium plate (9).
3. The welding plug of the vacuum consumable furnace as claimed in claim 1, wherein: the top cover (1) and the titanium plate (9) are made of the same steel type titanium material and are tightly attached to the upper surface of the titanium plate (9).
4. The welding plug of the vacuum consumable furnace as claimed in claim 1, wherein: the smelting electrode (5) is cylindrical, the diameter of the smelting electrode is matched with the inner diameter of the threaded connecting groove (3), and the smelting electrode is connected with the stainless steel core rod (4) in a nested mode through the threaded hole (7).
5. The welding plug of the vacuum consumable furnace as claimed in claim 1, wherein: the number of the auxiliary electrodes (6) is three, and the three auxiliary electrodes (6) are all cylindrical and annular and are electrically connected.
6. The vacuum consumable furnace welding plug according to claim 1 or 4, wherein: the smelting electrode (5) is connected with the threaded connecting groove (3) in a nested mode, and the bottom of the smelting electrode is electrically connected with an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921376035.XU CN210359948U (en) | 2019-08-23 | 2019-08-23 | Welding plug of vacuum consumable furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921376035.XU CN210359948U (en) | 2019-08-23 | 2019-08-23 | Welding plug of vacuum consumable furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210359948U true CN210359948U (en) | 2020-04-21 |
Family
ID=70252331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921376035.XU Expired - Fee Related CN210359948U (en) | 2019-08-23 | 2019-08-23 | Welding plug of vacuum consumable furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210359948U (en) |
-
2019
- 2019-08-23 CN CN201921376035.XU patent/CN210359948U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 Termination date: 20210823 |
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| CF01 | Termination of patent right due to non-payment of annual fee |