CN110181145A - A kind of vacuum brazing furnace electrode vacuum sealing device - Google Patents
A kind of vacuum brazing furnace electrode vacuum sealing device Download PDFInfo
- Publication number
- CN110181145A CN110181145A CN201910621292.3A CN201910621292A CN110181145A CN 110181145 A CN110181145 A CN 110181145A CN 201910621292 A CN201910621292 A CN 201910621292A CN 110181145 A CN110181145 A CN 110181145A
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- China
- Prior art keywords
- electrode
- round tube
- inlet wire
- vacuum
- wire round
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 65
- 238000005219 brazing Methods 0.000 title claims abstract description 48
- 238000005476 soldering Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000032683 aging Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/008—Soldering within a furnace
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Abstract
The invention discloses a kind of vacuum brazing furnace electrode vacuum sealing devices, including insulating trip, insulated enclosure pipe, clamp nut and inlet wire round tube sealing element, insulated enclosure pipe is socketed on the outside of electrode bar, the interconnecting piece for protruding into vacuum brazing furnace furnace wall with electrode inlet wire round tube to electrode bar is sealed, electrode inlet wire round tube one end is connect with inlet wire round tube sealing element and clamp nut respectively, and inlet wire round tube sealing element is pressed on the port of electrode inlet wire round tube by compression after screwing；Insulating trip is pasted on the end face of clamp nut.Insulation and sealing structure is respectively set by the both ends of electrode inlet wire round tube in a kind of vacuum brazing furnace electrode vacuum sealing device of the invention, so that after electrode bar grafting enters inlet wire round tube sealing element and protrudes into vacuum brazing furnace, guarantee that vacuum brazing furnace maintains vacuum sealing state, so that vacuum brazing furnace electrode has high leakproofness high reliability, and component light and flexible, install convenient is efficient, readily replaceable, improves the production efficiency of vacuum brazing.
Description
Technical field
The present invention relates to a kind of vacuum brazing furnace electrode vacuum sealing devices for vacuum brazing field.
Background technique
Vacuum brazing is more suitable compared with conventional brazing for the demanding product of brazing quality and oxidizable soldering material
In the production of material.Its implementation method is to pass through the vacuum pricker of vacuum-packed vacuum brazing furnace electrode using grafting on side wall
Then material to be welded is placed in vacuum brazing furnace by brazier as welding material accommodating chamber, then carry out to vacuum brazing furnace
It vacuumizes, carries out weld job in vacuum environment later.To guarantee the condition of high vacuum degree in vacuum brazing furnace cavity, for electrode
The requirement of the reliability of vacuum sealing device is just extremely stringent.
Previous electrode vacuum sealing device is to carry out bolt and nut compression using vacuum sealing flange mode, i.e., using logical
The stress face contact crossed between vacuum sealing flange realize for welding electrode vacuum holding.It is practical to use presence
Following point:
First, in order to guarantee the reliability of electrode vacuum sealing device, need the vacuum sealing method using big structure shape
It is blue；Meanwhile being installed in initial stage and use process in vacuum sealing flange, it needs to smear vacuum sealing mud regularly.Therefore
The volume of vacuum sealing flange is big, the installation of vacuum sealing flange and inconvenient for use, and practical sealing effect is bad.
Second, with the increase for using the time, the sealing ring of vacuum sealing flange is easy to happen aging, causes vacuum sealing
It can not be effectively sealed between flange, lead to the reliability decrease of electrode vacuum sealing device.
Summary of the invention
The purpose of the invention is to overcome the deficiencies of the prior art and provide a kind of vacuum brazing furnace electrode vacuum sealing dress
Set, it is compact-sized, be easily achieved, be easy to use, can be realized the vacuum sealing of vacuum brazing furnace electrode.
Realizing a kind of technical solution of above-mentioned purpose is: a kind of vacuum brazing furnace electrode vacuum sealing device penetrates vacuum
Soldering oven furnace wall and the electrode inlet wire round tube welded with vacuum brazing furnace furnace wall, are equipped with electrode in the electrode inlet wire round tube
Stick, described electrode bar one end penetrate the vacuum brazing furnace furnace wall other end and stretch out the electrode inlet wire round tube, further include insulation
Piece, insulated enclosure pipe, clamp nut and inlet wire round tube sealing element；
Institute's insulated enclosure pipe is socketed on the outside of the electrode bar, is stretched to the electrode bar and the electrode inlet wire round tube
The interconnecting piece for entering vacuum brazing furnace furnace wall is sealed, and the insulated enclosure pipe and the electrode inlet wire round tube are interference fitted；
The electrode inlet wire round tube is equipped with internal screw thread and external screw thread, the inlet wire circle far from one end of vacuum brazing furnace furnace wall
Seals are equipped with external screw thread and are threadedly coupled with the internal screw thread of the electrode inlet wire round tube, and the clamp nut is equipped with interior
Screw thread is simultaneously threadedly coupled with the external screw thread of the electrode inlet wire round tube, compresses the inlet wire round tube sealing element after screwing
On the port of the electrode inlet wire round tube；The insulating trip is pasted on the end face of the clamp nut.
Further, the contact surface of the electrode inlet wire round tube and the inlet wire round tube sealing element is gradually to receive from the outside to the core
Narrow circular conical surface.
Further, the outer of the inlet wire round tube sealing element is equipped with compress gasket face is arranged, and the clamp nut is by one
The compress gasket of a annular is pressed on the compress gasket setting face of the inlet wire round tube sealing element.
A kind of vacuum brazing furnace electrode vacuum sealing device of the invention, including insulating trip, insulated enclosure pipe, clamp nut
With inlet wire round tube sealing element, insulated enclosure pipe is socketed on the outside of electrode bar, protrudes into vacuum pricker to electrode bar and electrode inlet wire round tube
The interconnecting piece of brazier furnace wall is sealed, and insulated enclosure pipe and electrode inlet wire round tube are interference fitted；Electrode inlet wire round tube is far from true
One end of empty soldering oven furnace wall be equipped with internal screw thread and external screw thread, inlet wire round tube sealing element be equipped with external screw thread and with electrode inlet wire round tube
Internal screw thread be threadedly coupled, clamp nut is equipped with and internal screw thread and is threadedly coupled with the external screw thread of electrode inlet wire round tube,
Inlet wire round tube sealing element is pressed on the port of electrode inlet wire round tube after screwing；Insulation is pasted on the end face of clamp nut
Piece.A kind of vacuum brazing furnace electrode vacuum sealing device of the invention by the both ends of electrode inlet wire round tube be respectively set insulation it is close
Seal structure, so that guaranteeing that vacuum brazing furnace maintains after electrode bar grafting enters inlet wire round tube sealing element and protrudes into vacuum brazing furnace
In vacuum sealing state, so that vacuum brazing furnace electrode has high leakproofness high reliability, and component light and flexible, install convenient
Efficiently, readily replaceable, improve the production efficiency of vacuum brazing.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of vacuum brazing furnace electrode vacuum sealing device of the invention.
Specific embodiment
Referring to Fig. 1, in order to preferably understand technical solution of the present invention, below by specifically embodiment
And it will be described in detail with reference to the accompanying drawings:
For carry out vacuum brazing operation, need the electrode inlet wire round tube 7 for penetrating vacuum brazing furnace furnace wall 8, electrode into
Electrode bar 1 is equipped in line round tube 7,1 one end of electrode bar penetrates vacuum brazing furnace furnace wall 8, and the other end stretches out electrode inlet wire round tube 7.
When carrying out vacuum brazing operation, by electrode bar 1 convert electrical energy into thermal energy to the material to be welded in vacuum brazing furnace into
Row weld job is provided with reflecting plate in vacuum brazing furnace.
A kind of vacuum brazing furnace electrode vacuum sealing device of the invention, electrode inlet wire round tube 7 pass through welding and vacuum pricker
Brazier furnace wall 8 is connected and fixed, and weld part requires to accomplish vacuum sealing.
Before 1 grafting of electrode bar enters electrode inlet wire round tube 7, need to the port of electrode bar 1 and electrode inlet wire round tube 7 into
Row encapsulation process.Insulated enclosure pipe 3 is socketed on the outside of electrode bar 1, so that insulating when 1 grafting of electrode bar enters electrode inlet wire round tube 7
The interconnecting piece that seal pipe 3 protrudes into vacuum brazing furnace furnace wall 8 with electrode inlet wire round tube 7 to electrode bar 1 is sealed, insulated enclosure pipe
3 are interference fitted with electrode inlet wire round tube 7.
One end port of the electrode inlet wire round tube 7 far from vacuum brazing furnace furnace wall 8 is 1 insertion end of electrode bar, the end of inserting paragraph
Mouth is respectively equipped with internal screw thread and external screw thread in the pyramid type that internal diameter becomes larger from inside to outside thereon.After electrode bar 1 is inserted into simultaneously
After connecting and fixing by insulated enclosure pipe 3, the interior spiral shell of the inlet wire round tube sealing element 6 and insertion end of externally threaded cone will be equipped with
Line is threadedly coupled, and conical joint face can guarantee that stress surface is sufficiently large, enhances sealing effect.Clamp nut 4 is equipped with interior
Screw thread is simultaneously threadedly coupled with the external screw thread of electrode inlet wire round tube 7, and after screwing, an annular compress gasket 5 is compressed
It is compressed on the compress gasket setting face of inlet wire round tube sealing element 6, and to inlet wire round tube sealing element 6, it is made to be pressed on electricity
On the port of pole inlet wire round tube 7, to realize vacuum sealing, compress gasket 5 primarily serves close in compression taper in clamp nut 4
During sealing 6, prevents inlet wire round tube sealing element 6 to be twisted into line round tube sealing element 6 with transferring, influence sealing effect.Compress spiral shell
Insulating trip 2 is pasted on the end face of mother 4.
A kind of vacuum brazing furnace electrode vacuum sealing device of the invention, overall structure are easily installed, convenient disassembly, are used
The vacuum seal structures of both ends dual-seals, vacuum sealing excellent effect can guarantee that the vacuum cavity of soldering oven is in one
A high vacuum degree, while components are easy to substitute, vacuum leak caused by can effectively prevent because of components aging.Rotation pressure
The compression mode of tight taper seal is true when can solve the inconvenience and use of traditional electrode vacuum flange sealing device operation
The technical issues of empty poor sealing effect.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate the present invention,
And be not used as limitation of the invention, as long as the change in spirit of the invention, to embodiment described above
Change, modification will all be fallen within the scope of claims of the present invention.
Claims (3)
1. a kind of vacuum brazing furnace electrode vacuum sealing device, including penetrate vacuum brazing furnace furnace wall and with vacuum brazing furnace furnace wall
The electrode inlet wire round tube of welding is equipped with electrode bar in the electrode inlet wire round tube, and described electrode bar one end penetrates the vacuum
The soldering oven furnace wall other end stretches out the electrode inlet wire round tube, it is characterised in that: further includes insulating trip, insulated enclosure pipe, compresses
Nut and inlet wire round tube sealing element；
The insulated enclosure pipe is socketed on the outside of the electrode bar, protrudes into vacuum to the electrode bar and the electrode inlet wire round tube
The interconnecting piece of soldering oven furnace wall is sealed, and the insulated enclosure pipe and the electrode inlet wire round tube are interference fitted；
The electrode inlet wire round tube is equipped with internal screw thread and external screw thread far from one end of vacuum brazing furnace furnace wall, and the inlet wire round tube is close
Sealing is equipped with external screw thread and is threadedly coupled with the internal screw thread of the electrode inlet wire round tube, and the clamp nut is equipped with internal screw thread
And be threadedly coupled with the external screw thread of the electrode inlet wire round tube, the inlet wire round tube sealing element is pressed on institute after screwing
On the port for stating electrode inlet wire round tube；The insulating trip is pasted on the end face of the clamp nut.
2. a kind of vacuum brazing furnace electrode vacuum sealing device according to claim 1, which is characterized in that the electrode into
The contact surface of line round tube and the inlet wire round tube sealing element is the circular conical surface gradually narrowed from the outside to the core.
3. a kind of vacuum brazing furnace electrode vacuum sealing device according to claim 2, which is characterized in that the inlet wire circle
The outer of seals is equipped with compress gasket and is arranged face, the clamp nut by an annular compress gasket be pressed on it is described into
On the compress gasket setting face of line round tube sealing element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910621292.3A CN110181145A (en) | 2019-07-10 | 2019-07-10 | A kind of vacuum brazing furnace electrode vacuum sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910621292.3A CN110181145A (en) | 2019-07-10 | 2019-07-10 | A kind of vacuum brazing furnace electrode vacuum sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110181145A true CN110181145A (en) | 2019-08-30 |
Family
ID=67725500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910621292.3A Pending CN110181145A (en) | 2019-07-10 | 2019-07-10 | A kind of vacuum brazing furnace electrode vacuum sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110181145A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8320804D0 (en) * | 1982-08-18 | 1983-09-21 | Westinghouse Electric Corp | Sleeve-to-tube joining |
| US6283749B1 (en) * | 2000-06-02 | 2001-09-04 | Surface Combustion, Inc. | Inside/out, industrial vacuum furnace |
| CN1937855A (en) * | 2006-10-08 | 2007-03-28 | 清华大学 | Highpower density immersion electric heating element electric-insulating sealing device |
| CN101712091A (en) * | 2009-10-23 | 2010-05-26 | 江苏达胜加速器制造有限公司 | Electronic gun cover plate assembling mold and assembling method |
| CN201521717U (en) * | 2009-07-28 | 2010-07-07 | 中冶南方工程技术有限公司 | Cable lead-in wire seal device under vacuum positive pressure and negative pressure |
| CN102328145A (en) * | 2011-07-28 | 2012-01-25 | 无锡四方集团真空炉业有限公司 | Electrode device for soldering furnace body |
| CN102809403A (en) * | 2012-06-06 | 2012-12-05 | 秦皇岛华电测控设备有限公司 | Liquid level sensor with electrode |
| CN105909791A (en) * | 2016-07-06 | 2016-08-31 | 上海衡拓液压控制技术有限公司 | Vacuum sealing joint for low-temperature tubular heating tube |
| CN207824165U (en) * | 2018-02-06 | 2018-09-07 | 安徽东风机电科技股份有限公司 | A kind of resistance welding electrode head cooling recirculation system |
| CN210387883U (en) * | 2019-07-10 | 2020-04-24 | 无锡应达工业有限公司 | Vacuum brazing furnace electrode vacuum sealing device |
-
2019
- 2019-07-10 CN CN201910621292.3A patent/CN110181145A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8320804D0 (en) * | 1982-08-18 | 1983-09-21 | Westinghouse Electric Corp | Sleeve-to-tube joining |
| US6283749B1 (en) * | 2000-06-02 | 2001-09-04 | Surface Combustion, Inc. | Inside/out, industrial vacuum furnace |
| CN1937855A (en) * | 2006-10-08 | 2007-03-28 | 清华大学 | Highpower density immersion electric heating element electric-insulating sealing device |
| CN201521717U (en) * | 2009-07-28 | 2010-07-07 | 中冶南方工程技术有限公司 | Cable lead-in wire seal device under vacuum positive pressure and negative pressure |
| CN101712091A (en) * | 2009-10-23 | 2010-05-26 | 江苏达胜加速器制造有限公司 | Electronic gun cover plate assembling mold and assembling method |
| CN102328145A (en) * | 2011-07-28 | 2012-01-25 | 无锡四方集团真空炉业有限公司 | Electrode device for soldering furnace body |
| CN102809403A (en) * | 2012-06-06 | 2012-12-05 | 秦皇岛华电测控设备有限公司 | Liquid level sensor with electrode |
| CN105909791A (en) * | 2016-07-06 | 2016-08-31 | 上海衡拓液压控制技术有限公司 | Vacuum sealing joint for low-temperature tubular heating tube |
| CN207824165U (en) * | 2018-02-06 | 2018-09-07 | 安徽东风机电科技股份有限公司 | A kind of resistance welding electrode head cooling recirculation system |
| CN210387883U (en) * | 2019-07-10 | 2020-04-24 | 无锡应达工业有限公司 | Vacuum brazing furnace electrode vacuum sealing device |
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