CN103831522B - A kind of small diameter tube extruding solder sealer - Google Patents
A kind of small diameter tube extruding solder sealer Download PDFInfo
- Publication number
- CN103831522B CN103831522B CN201410115597.4A CN201410115597A CN103831522B CN 103831522 B CN103831522 B CN 103831522B CN 201410115597 A CN201410115597 A CN 201410115597A CN 103831522 B CN103831522 B CN 103831522B
- Authority
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- China
- Prior art keywords
- welding
- welding electrode
- valve
- limit mold
- small diameter
- 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.)
- Expired - Fee Related
Links
- 229910000679 solder Inorganic materials 0.000 title claims abstract description 18
- 238000003466 welding Methods 0.000 claims abstract description 138
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 238000005476 soldering Methods 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 229910052802 copper Inorganic materials 0.000 claims description 17
- 239000010949 copper Substances 0.000 claims description 17
- 238000001914 filtration Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 19
- 238000005516 engineering process Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 235000004443 Ricinus communis Nutrition 0.000 description 1
- 235000018734 Sambucus australis Nutrition 0.000 description 1
- 244000180577 Sambucus australis Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- SBYXRAKIOMOBFF-UHFFFAOYSA-N copper tungsten Chemical compound [Cu].[W] SBYXRAKIOMOBFF-UHFFFAOYSA-N 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- OGFXBIXJCWAUCH-UHFFFAOYSA-N meso-secoisolariciresinol Natural products C1=2C=C(O)C(OC)=CC=2CC(CO)C(CO)C1C1=CC=C(O)C(OC)=C1 OGFXBIXJCWAUCH-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
- B23K11/115—Spot welding by means of two electrodes placed opposite one another on both sides of the welded parts
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/31—Electrode holders and actuating devices therefor
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Resistance Welding (AREA)
Abstract
The invention provides a kind of small diameter tube extruding solder sealer." mouth " type welding head of the air cylinder driven in described device coordinates unique soldering appliance arranged to achieve the extruding sealing of small diameter tube; The medium frequency inverter source of welding current is accurate, stable and reliably meet the welding parameter extruded needed for sealing; Air-channel system provides the gas-pressure adjustable needed for air cylinder driven soldering appliance; Control system based on PLC ensure that the accurate of device logic, the adjustment of parameter and program.
Description
Technical field
The invention belongs to welding technology field, be specifically related to a kind of small diameter tube extruding solder sealer.The present invention can realize small diameter tube extruding, resistance spot welding, finally realizes sealing, and sealing position external envelope size is not more than small diameter tube diameter dimension.
Background technology
Extruding sealing technical spirit is a kind of special resistance welding techniques, is generally applied to sealing stainless steel tube with small diameter.The U.S., in order to meet the needs of sealing gas container, proposes and have studied extruding sealing technology.This technology current is mainly used in the sealing of nuclear energy and some minor diameter delivery conduit of association area in the U.S..
Extruding sealing technology directly carries out electric welding sealing on conduit, and after the heating of welding position turn-on current, tube material is by thermal softening, and electrode compresses rapidly welded seal conduit.This welding procedure comprises two processing steps: (1) applies a big current on the electrode of stainless steel tube both sides; (2) by electrode and limit mold, a larger pressure is applied to conduit before this.After the heating of welding position turn-on current, tube material, by thermal softening, at the rapid compression tube of electrode pressure effect bottom electrode, is set up electric resistance welding condition, on this basis, is realized metallurgical binding at welding pressure and the initial inner surface of welding current effect downcomer.The sealing position completed based on this technology often needs the deformation state after controlling conduit welding, butt welding rear tube size has strict requirement, the external envelope size at General Requirements sealing position is no more than the external diameter of conduit, by placing the shape and size that limit mold ensures sealing position in solder joint side.
The research report that extruding sealing technology is relevant is considerably less, only has the research work that the U.S. is correlated with abroad, only do some to this technology in a limited number of research report simply to introduce, related generally to use result, not about the concrete grammar introduction how realizing this technology.
Summary of the invention
A kind of small diameter tube is the object of the present invention is to provide to extrude solder sealer.
A kind of small diameter tube extruding solder sealer of the present invention, rational in infrastructure, complete function, solves the implementation method problem of small diameter tube extruding sealing.
For solving the problem, the scheme that the present invention proposes is: on " mouth " type framework wall driving four cylinders of welding electrode and limit mold to be separately fixed to be supported on support and control cabinet, welding electrode and limit mold are fixed on the quick change seat on cylinder easily by nut, the welding electrode that level is installed is connected with the source of welding current by soft, hard copper band, the automatically controlled circuit of the magnetic valve of air-channel system, the automatically controlled circuit of electric Proportion valve and the source of welding current is connected in control system, ensure that the control of control system to welding process.
Small diameter tube extruding solder sealer of the present invention, be characterized in, described device comprise perform sealing action welding head, soldering appliance (comprising welding electrode and limit mold), the source of welding current of welding energy is provided, the air-channel system, the control system of device, the double support cabinet doing device switch board that drive power is provided.The source of welding current and control system are placed in and support in cabinet.Soldering appliance is connected with welding head; Welding head is connected with the source of welding current through conducting electricity soft, hard copper band; The compressed air pipe line of welding head is connected with air-channel system; The source of welding current, air-channel system are connected with control system through control cables respectively.
The main body of described welder head is " mouth " type framework, and two welding electrodes drive cylinder horizontally-opposed and be connected with the framework left and right sides respectively in middle position, framework inner vertical direction; Two limit mold drive cylinder horizontal direction middle position inside framework vertically opposed and both sides upper and lower with framework are connected respectively; Four cylinders respectively compressed air pipe line are connected with air-channel system; Two, left and right cylinder realizes the driving of welding electrode, and upper and lower two cylinders realize the driving of limit mold.The moving component of four cylinders realizes being connected through soldering appliance Quick-change connector joint and soldering appliance by after insulator separation respectively; Wherein the Quick-change connector joint of connecting welding electrode is connected with the source of welding current through conducting electricity soft, hard copper band, realizes the conveying of welding current from the source of welding current to welding electrode.
Described soldering appliance comprises welding electrode and limit mold; Soldering appliance employing conductance is high, softening temperature is high, and the pure tungsten that hardness is large or copper-tungsten material make; The welding end surface of welding electrode is designed to the face of cylinder, the axis on this face of cylinder and the axes normal of electrode, and the radius on the face of cylinder is determined in proper range according to sealing length.Spacing grinding tool is mainly used for ensureing the external envelope size at sealing position, namely in sealing process, limit mecystasis downcomer material Radial Flow, limit mold adopts the high-temperature alloy material with suitable temperature capacity, oxidation resistance and suitable elevated temperature strength to make; The front end face of limit mold is designed to the fluted column face equal with small diameter tube radius, is designed to fluted column face, coordinates with the end face of electrode perpendicular to the axis in fluted column face, the direction that is parallel to limit mold axis.Two welding electrodes and two limit mold coordinate the control realizing sealing process and sealing size.
The described source of welding current, adopt medium frequency inverter resistance welder electric power, comprise inverter and transformer two parts, its power is determined according to the wall thickness of small diameter tube.Power supply, inverter, transformer, welding electrode are connected successively.Inverter is connected with control system, realizes the control of welding condition and logic.
Described air-channel system, mainly comprises compressed air gas source, baroceptor, filtration dropping valve, electric Proportion valve, precise pressure-reducing valve, two-position five-way valve, flow speed control valve, fast-discharge valve.Whole gas circuit is divided into two branch roads, a branch road is two driving cylinders providing power of welding electrode, is connected successively by compressed air gas source, baroceptor, filtration dropping valve, electric Proportion valve, precise pressure-reducing valve, two-position five-way valve, flow speed control valve, fast-discharge valve; The pressure exported is regulated by electric Proportion valve according to the control signal of control system.Another branch road is that two of limit mold drive cylinders providing power, is connected successively by compressed air gas source, baroceptor, filtration dropping valve, electric Proportion valve, precise pressure-reducing valve, two-position five-way valve, flow speed control valve, fast-discharge valve; The pressure exported carries out manual adjustments by precise pressure-reducing valve.
Described control system, comprises touch-screen, PLC, program editor; Touch-screen is connected with PLC by communication cable; PLC is connected with elements such as inverter, two-position five-way valve, pressure sensors by control cables; Program editor is connected with inverter through communication cable.Write welding procedure by program editor, be built in inverter and call for during welding.By touch screen interface can input call welding procedure numbering, perform welding process, simultaneously also can the information such as the correlation behavior of reponse system and fault; The welding procedure numbering of input and the instruction of execution welding process, through PLC control program process, input inverter or executive component by data signal; Relevant external information inputs PLC through sensor, then may be displayed on touch screen interface.
The described double support cabinet doing device switch board, Main Function comprises the switch board of supporting welding head, electric system and air-channel system.This support cabinet is a cuboid cabinet, above the position of supporting welding head carry out reinforcement process, below in order to the needs of control system debugging, front and back opposed access door.At the built-in steelframe of cupboard, steelframe is connected with cupboard bottom surface, and all control elements are fixed on supporting steel frame.
A kind of small diameter tube extruding solder sealer of the present invention, can realize the extruding welded seal of small diameter tube; This device has " mouth " type welding head, and the limit mold of upper and lower both sides can realize the clamping of small diameter tube, spacing under the driving of cylinder, and the welding electrode head of the left and right sides can realize the sealing of small diameter tube under the driving of cylinder; The source of welding current provides the welding current that can reach maximum 20000A, and air-channel system realizes the driving of cylinder under control of the control system, and control system realizes optimum configurations, the logic control of whole device.
Accompanying drawing explanation
Fig. 1 is small diameter tube of the present invention extruding solder sealer structural representation;
Fig. 2 is the welding head structural representation in the present invention;
Fig. 3 is the soldering appliance structural representation in the present invention;
Fig. 4 is the air-channel system schematic diagram in the present invention;
Fig. 5 is the control system schematic diagram in the present invention;
In figure: 1. welding head 2. air-channel system 3. source of welding current 4. support and control cabinet 5. control system 6. welding head framework 7. limit mold cylinder 8. limit mold insulation support plate 9. limit mold quick change seat 10. limit mold nut 11. soldering appliance 12. welding electrode nut 13. welding electrode cylinder 14. welding electrode insulating supporting seat 15. welding electrode quick change seat 16. conducts electricity soft copper band 17. and conducts electricity hard copper band 18. limit mold 19. welding electrode 20. source of the gas 21. filtering pressure reducing valve 22. electric Proportion valve 23. precise pressure-reducing valve 24. fast-discharge valve 25. flow speed control valve 26. magnetic valve 27. touch-screen 28. programming device 29.PLC30. pressure sensor 31. two-position five-way valve 32. inverter 33. welding transformer.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further details.
Embodiment 1
As shown in fig. 1, a kind of small diameter tube extruding of the present invention solder sealer, comprises welding head 1, air-channel system 2, the source of welding current 3, support and control cabinet 4, control system 5; Welding head 1, air-channel system 2, the source of welding current 3, control system 5 are all fixedly mounted on support and control cabinet 4, and support and control cabinet 4 is equipped with castor, can move.
As shown in Figure 2, described welding head 1 comprises welding head framework 6, limit mold cylinder 7, limit mold insulation support plate 8, limit mold quick change seat 9, limit mold nut 10, soldering appliance 11, welding electrode nut 12, welding electrode cylinder 13, welding electrode insulating supporting seat 14, welding electrode quick change seat 15, conduction soft copper band 16, conduction hard copper band 17, welding head framework 6 is " mouth " font support body, for limit mold cylinder 7 and welding electrode cylinder 13 provide support, limit mold insulation support plate 8, limit mold quick change seat 9 is fixed on the movable flange of limit mold cylinder 7 successively, limit mold nut 10 can be fixed on limit mold 18 on limit mold quick change seat 9 rapidly, in like manner, welding electrode insulating supporting seat 14, welding electrode quick change seat 15 is fixed on the movable flange of welding electrode cylinder 13 successively, welding electrode nut 12 can be fixed on welding electrode 19 on welding electrode quick change seat 15 rapidly, conduction hard copper band 17 one end is fixed on the source of welding current 3, the other end is connected with conduction soft copper band 16, electric soft copper band 16 other end is then connected on welding electrode quick change seat 15.
As shown in Figure 3, described soldering appliance 11 comprises limit mold 18 and welding electrode 19; The head of limit mold 18 is processed with the spacing small diameter tube of arc groove and welding electrode 19, determines the shape after small diameter tube welding simultaneously.
As shown in Figure 4, described air-channel system 2 comprises limit mold cylinder 7, welding electrode cylinder 13, source of the gas 20, filtering pressure reducing valve 21, electric Proportion valve 22, precise pressure-reducing valve 23, fast-discharge valve 24, flow speed control valve 25, magnetic valve 26; Fast-discharge valve 24 and flow speed control valve 25 are fixed on limit mold cylinder 7 and welding electrode cylinder 13 by screw thread, and filtering pressure reducing valve 21, electric Proportion valve 22, precise pressure-reducing valve 23, fast-discharge valve 24, flow speed control valve 25, magnetic valve 26 are interconnected by tracheae.
As shown in Figure 5, described control system 5 comprises touch-screen 27, PLC29, program editor 28; Touch-screen 27 is connected with PLC29 by communication cable; PLC29 is connected with elements such as inverter 32, two-position five-way valve 31, pressure sensors 30 by control cables; Program editor 28 is connected with inverter 32 through communication cable, and inverter 32 is connected with welding transformer 33 through cable.Write welding procedure by program editor 28, be built in inverter 32 and call for during welding.By touch-screen 27 interface can input call welding procedure numbering, perform welding process, simultaneously also can the information such as the correlation behavior of reponse system and fault; The welding procedure numbering of input and the instruction of execution welding process, through the process of PLC29 control program, input inverter 32 or executive component by data signal; Relevant external information inputs PLC29 through sensor, then may be displayed on touch-screen 27 interface.
The course of work of small diameter tube extruding solder sealer of the present invention is such: first small diameter tube workpiece is placed on extruding sealing position, Non-follow control makes two limit mold cylinders 7 respectively with two limit mold 18 move toward one another, until two limit mold about 18 hold out against small diameter tube workpiece, pressure size is regulated by precise pressure-reducing valve 23, actuation button afterwards, program just SECO two welding electrode 19 move toward one another compressing, energising welding, pressure keeps, two welding electrode 19 rollback playback, last Non-follow control makes two limit mold cylinders 7 respectively with two limit mold 18 rollback playback, this completes a welding process, during welding, two welding electrode 19 small diameter tube workpiece melted by heating are softened, and welding electrode 19 softening small diameter tube workpiece material extruding fusion, thus realizes the extruding sealing of small diameter tube workpiece.
Claims (5)
1. a small diameter tube extruding solder sealer, is characterized in that: described small diameter tube extruding solder sealer comprises welding head (1), air-channel system (2), the source of welding current (3), support and control cabinet (4), control system (5); Its annexation is, described welding head (1) is fixed by screws on support and control cabinet (4), air-channel system (2), the source of welding current (3), control system (5) are installed in support and control cabinet (4), the source of welding current (3) is connected with the conduction soft copper band (16) of welding head (1), the hard copper band (17) that conducts electricity, and the automatically controlled circuit of the automatically controlled circuit of the source of welding current (3), the electric Proportion valve (22) of air-channel system (2), magnetic valve (26) is all connected with control system (5).
2. a kind of small diameter tube extrudes solder sealer according to claim 1, it is characterized in that: described welding head (1) comprises welding head framework (6), limit mold cylinder (7), limit mold insulation support plate (8), limit mold quick change seat (9), limit mold nut (10), soldering appliance (11), welding electrode nut (12), welding electrode cylinder (13), welding electrode insulating supporting seat (14), welding electrode quick change seat (15), conduction soft copper band (16), conduction hard copper band (17), limit mold cylinder (7) and welding electrode cylinder (13) are fixed on " mouth " font support body wall of welding head framework (6), the limit mold (18) of soldering appliance (11) is by limit mold insulation support plate (8), limit mold quick change seat (9), limit mold nut (10) be interconnected and fixed on limit mold cylinder (7), the welding electrode (19) of soldering appliance (11) is by welding electrode insulating supporting seat (14), welding electrode quick change seat (15), welding electrode nut (12) be interconnected and fixed on welding electrode cylinder (13), conduction soft copper band (16) one end is connected with welding electrode quick change seat (15), the other end is connected with conduction hard copper band (17), conduction hard copper band (17) is connected on the source of welding current (3).
3. a kind of small diameter tube extrudes solder sealer according to claim 2, it is characterized in that: described soldering appliance (11) comprises limit mold (18) and welding electrode (19); Described limit mold (18) is fixed on limit mold quick change seat (9) by limit mold nut (10), welding electrode (19) is fixed on welding electrode quick change seat (15) by welding electrode nut (12), and the shape at small diameter tube workpiece extruding sealing place is determined by limit mold (18) and welding electrode (19) nose shape.
4. a kind of small diameter tube extrudes solder sealer according to claim 1, it is characterized in that: described air-channel system (2) comprises limit mold cylinder (7), welding electrode cylinder (13), source of the gas (20), filtering pressure reducing valve (21), electric Proportion valve (22), precise pressure-reducing valve (23), fast-discharge valve (24), flow speed control valve (25), magnetic valve (26), in described air-channel system (2), above-mentioned each components and parts are all fixed on gas path plate; Fast-discharge valve (24), flow speed control valve (25) are separately fixed on limit mold cylinder (7), welding electrode cylinder (13) by screw thread, filtering pressure reducing valve (21), electric Proportion valve (22), precise pressure-reducing valve (23), fast-discharge valve (24), flow speed control valve (25), magnetic valve (26) are connected by tracheae, and the automatically controlled circuit of electric Proportion valve (22), magnetic valve (26) is connected with control system (5).
5. a kind of small diameter tube extrudes solder sealer according to claim 1, it is characterized in that: described control system (5) comprises touch-screen (27), programming device (28), PLC(29), pressure sensor (30), two-position five-way valve (31), inverter (32), welding transformer (33); Described touch-screen (27) is by communication cable and PLC(29) be connected, PLC(29) be connected with inverter (32), two-position five-way valve (31), pressure sensor (30) by control cables, program editor (28) is connected with inverter (32) through communication cable, and inverter (32) is connected with welding transformer (33) through cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410115597.4A CN103831522B (en) | 2014-03-26 | 2014-03-26 | A kind of small diameter tube extruding solder sealer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410115597.4A CN103831522B (en) | 2014-03-26 | 2014-03-26 | A kind of small diameter tube extruding solder sealer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103831522A CN103831522A (en) | 2014-06-04 |
| CN103831522B true CN103831522B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410115597.4A Expired - Fee Related CN103831522B (en) | 2014-03-26 | 2014-03-26 | A kind of small diameter tube extruding solder sealer |
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| CN (1) | CN103831522B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106077931A (en) * | 2016-08-22 | 2016-11-09 | 西华大学 | A kind of extraordinary mash welder |
| CN112496063B (en) * | 2020-11-30 | 2023-05-26 | 广州诺星智能科技有限公司 | Braze welding rod flattening equipment and operation method |
| CN113333929B (en) * | 2021-06-08 | 2023-02-21 | 长沙天一智能科技股份有限公司 | Constant-pressure welding device and welding method |
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| CN103358002A (en) * | 2013-06-25 | 2013-10-23 | 欧托凯勃汽车线束（太仓）有限公司 | Electric resistance welding equipment and method for welding end part of flat copper braided belt |
-
2014
- 2014-03-26 CN CN201410115597.4A patent/CN103831522B/en not_active Expired - Fee Related
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| JPH0890243A (en) * | 1994-09-12 | 1996-04-09 | Ubukata Seisakusho:Kk | Production device for hermetically closed sensor |
| JP2003305573A (en) * | 2002-04-11 | 2003-10-28 | Chuo Seisakusho Ltd | Pressure device for electric resistance welding machine |
| CN202037403U (en) * | 2011-03-09 | 2011-11-16 | 李承林 | Step motor driving and electric conduction device for automatic brake shoe welding machine |
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| CN102528258A (en) * | 2012-01-11 | 2012-07-04 | 西北工业大学 | Multi-wire copper harness end forming device and forming method thereof |
| CN202539785U (en) * | 2012-01-11 | 2012-11-21 | 西北工业大学 | Device for forming end socket of multi-wire copper harness |
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| Publication number | Publication date |
|---|---|
| CN103831522A (en) | 2014-06-04 |
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