CN104708169B - Automatic Tubesheet welding machine - Google Patents
Automatic Tubesheet welding machine Download PDFInfo
- Publication number
- CN104708169B CN104708169B CN201310681956.8A CN201310681956A CN104708169B CN 104708169 B CN104708169 B CN 104708169B CN 201310681956 A CN201310681956 A CN 201310681956A CN 104708169 B CN104708169 B CN 104708169B
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- China
- Prior art keywords
- gas
- pipe
- rotary shaft
- connecting rod
- positioning
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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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
- B23K9/325—Devices for supplying or evacuating shielding gas
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The technical problems to be solved by the invention are to provide a kind of automatic Tubesheet welding machine, and good gas shield can be obtained in the case of a small amount of protective gas.To solve above-mentioned technical problem; the present invention provides a kind of automatic Tubesheet welding machine; including handle, gas-tpe fitting, conductive contact, pawl disk, rotary shaft, positioning axostylus axostyle, welding gun pipette tips and prime mover and drive mechanism for making rotary shaft rotation; rotary shaft connects with positioning axostylus axostyle; rotary shaft and gas-tpe fitting form the air guide channel of protection gas; it is characterized in; positioning axostylus axostyle includes connecting rod and gas block panel; connecting rod and rotation axis connection, gas block panel weld in the pipe of tube sheet and can form air chamber reduction welding space-time aspiration in pipe for inserting.
Description
Technical field
The present invention relates to tube plate welder, more particularly to it is suitable for pipe with small pipe diameter, Portable Automatic tube plate welder.
Background technology
The tube-sheet type that automatic Tubesheet welding machine is widely used in the industries such as boiler, pressure vessel, chemical industry, nuclear power, thermoelectricity changes
Hot device.Tube sheet automatic welding is to be used as a kind of automatic welding side of the protective gas isolation anti-oxidation of extraneous air by the use of inert gas
Method.Patent document CN 2659618Y disclose a kind of single gas inner guide type tube plate welder, including body, inlet suction port, cable block, weldering
Cabinet, porcelain mouth, electric arc tungsten bar, the live spindle for having cavity in body connect inlet suction port, and the outer of live spindle is cased with worm gear, rotation
Main shaft is connected by bearing with body, and worm screw is engaged by motor connection with worm gear, and the anterior of live spindle stretches out body front end, rotation
The anterior of main shaft connects main shaft internal cavity and porcelain mouth by high temperature tracheae, electric arc tungsten bar by cable connection live spindle anterior face
On brush, brush contacts with the circular arc brushgear housing on body front end face, and body front end face has alignment pin and supporting leg.Existing pipe
Cross-ventilation be present in pipe in welding, it is necessary to which a large amount of protective gas could effectively be protected to weld metal zone in plate automatic welder；
Head action a cycle, which needs to reset, to be welded again.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of automatic Tubesheet welding machine, can be in the situation of a small amount of protective gas
Under obtain good gas shield.
In order to solve the above technical problems, the present invention provides a kind of automatic Tubesheet welding machine, including handle, gas-tpe fitting, conduction
Joint, pawl disk, rotary shaft, positioning axostylus axostyle, welding gun pipette tips and make rotary shaft rotate prime mover and drive mechanism, rotary shaft and
Axostylus axostyle connection is positioned, rotary shaft and gas-tpe fitting form the air guide channel of protection gas, be characterized in, positioning axostylus axostyle includes connecting rod
And gas block panel, connecting rod and rotation axis connection, gas block panel are used to insert in the pipe of welding tube sheet and can form air chamber in pipe to subtract
Welding space-time aspiration enters less.
Described automatic Tubesheet welding machine, its further feature are that gas block panel is fixed in connecting rod by locking nut
Gas block panel is set to move regulation along connecting rod.
Described automatic Tubesheet welding machine, its further feature are that connecting rod passes through positioning pipe, and the both ends of positioning pipe pass through
For bearings in connecting rod, the surface attachment resilient material of positioning pipe, positioning pipe can be fixed on weldering by means of elastomeric material
In the pipe of pipe plate.
Described automatic Tubesheet welding machine, its further feature are that positioning pipe is stainless steel tube.
Described automatic Tubesheet welding machine, its further feature are that the elastomeric material is axially extending along positioning pipe
Elastic yarn, elastic yarn centre opposite end will protrude.
Foregoing automatic Tubesheet Welding function matches various General welding power supplys, is applicable a variety of pipe with small pipe diameter welding, being capable of butt welding
Seam carries out dual gas protection, and weldering is opened in 360 ° of optional positions, and optional position stops welding, and not dally back to zero, simple in construction, weight
Gently, it is easy to carry, welding efficiency is high, and welding performance is stable, simple in construction.
Brief description of the drawings
The above and other features of the present invention, property and advantage will pass through retouching with reference to the accompanying drawings and examples
State and become readily apparent from, wherein：
Fig. 1 is the sectional view of the automatic Tubesheet welding machine of one embodiment of the invention.
Fig. 2 is the front view of the positioning axostylus axostyle of the automatic Tubesheet welding machine of one embodiment of the invention.
Fig. 3 is the side view of the positioning axostylus axostyle of the automatic Tubesheet welding machine of one embodiment of the invention.
Embodiment
With reference to specific embodiments and the drawings, the invention will be further described, elaborates in the following description more
Details to facilitate a thorough understanding of the present invention, still the present invention obviously can be come with a variety of other manners different from this description it is real
Apply, those skilled in the art can make similar popularization according to practical situations in the case of without prejudice to intension of the present invention, drill
Unravel silk, therefore should not be limited the scope of the invention with the content of this specific embodiment.
Fig. 1 shows the construction of automatic Tubesheet welding machine in a cut-away fashion, and Fig. 2 and Fig. 3 individually show positioning axostylus axostyle
Construction.It should be noted that these and follow-up other accompanying drawings are only as an example, it is not the condition according to equal proportion
Draw, and should not be construed as limiting in this, as the protection domain to actual requirement of the present invention.
As shown in figure 1, in one embodiment of this invention, automatic Tubesheet welding machine includes hand handle 1, and gas-tpe fitting 2, conduction connects
First 4, tri-claw disk 5, control unit interface 6, motor 7, gearbox 8, gear 9, sealing ring 10, insulation crust 11, bearing 12, shell is close
Seal 13, insulating barrier 14, suspension ring 15, interior axle 16, top insulation board 17, conducting brush 18, positioning axostylus axostyle 19, welding gun pipette tips 20,
Gear 21, protective ring 22, controller 23.There is rotary shaft 16 in the inside of insulation crust 11, the front end of rotary shaft 16 (right-hand member) is with entering
Gas joint 2 is connected, and rear end (left end) is connected with the nozzle of welding gun pipette tips 20, realizes air guiding function.Conducting brush 18 passes through rotation
Axle 16 is connected with the tungsten electrode of welding gun pipette tips 20, realizes conducting function.Motor 7 drives by the drive gear 9 of gearbox 8, then by gear 9
Moving gear 21.Three-jaw in tri-claw disk 5 can realize the positioning of different tube diameters with adjustment length and fixed position.Welding gun head 20
Adjustable angle, it is applicable different welding conditions.
In order to carry out closed gas-filled protective to Tube-sheet Welding, improve welding quality and reduce gas consumption.In welding machine
Head sets positioning axostylus axostyle 19.Sealed gas-filled protective can be carried out to the Tube-sheet Welding of different tube diameters by positioning axostylus axostyle 19.Positioning
Axostylus axostyle 19 includes connecting tube 191, connecting rod 192, gas block panel 193, rear floral whorl 194, elastic yarn 195, bearing pressure cap 196, preceding flower
Wheel 197, positioning pipe 198.Gas block panel 193 is set in rear floral whorl 194, air chamber is formed and reduces air suction, in a small amount of gas shield
In the case of weld seam is effectively protected.The external diameter of gas block panel 193 differs 0.5~1mm or 0.1-4mm with bore.Protecting
Demonstrate,proving head on the premise of postwelding is extracted out of pipe, can reduce the gap of gas block panel 193 and pipe 32.Gas block panel 193 is by locking screw
Cap (not shown) is fixed in connecting rod 192, can be adjusted by lock nut and be inserted depth in pipe, reach most suitable
Gas shield effect.Elastic yarn is set on positioning pipe 198, locating shaft bar 19 can be made to be applicable the pipe 32 of different tube diameters, plate 31
Weld (25-30mm).Floral whorl 194, preceding floral whorl 197 play a part of rotational support afterwards, and positioning pipe 198 is supported on into pipe 32
Interior, connecting tube 191 and connecting rod 192 can be that integrated component is referred to as connecting rod.Adjust position of the gas block panel 193 in connecting rod
Section is not limited to lock nut, can also fix gas block panel 193 by other equivalent secure components loosened.Positioning pipe 198
Can be stainless steel tube or other materials.Elastic yarn 195 can be elastic or other elastomeric materials.
The fuselage of automatic Tubesheet welding machine can use bakelite or insulating materials to form, and complete machine can only have 2.5KG,
While insulating protection, weight of equipment is reduced, is convenient for carrying and operates, reduce labor intensity.
The controller 23 of automatic Tubesheet welding machine can realize that tube sheet automatic uniform speed welds.Built-in work journey has been used in control
Sequence realizes that 360 ° of arbitrfary points start in welding process, and arbitrfary point stops, and is not required to revolution zero, reduces idle running time of return, improves
Production efficiency, control button are used to realize that welding manner selects, the operation such as startup, stopping, idle running.Controller 23 can be matched individually
The many general source of welding current, construction cost is reduced, is increased economic efficiency.
Although the present invention is disclosed as above with preferred embodiment, it is not for limiting the present invention, any this area skill
Art personnel without departing from the spirit and scope of the present invention, can make possible variation and modification.Therefore, it is every without departing from
The content of technical solution of the present invention, any modification made according to technical spirit of the invention to above example, equivalent variations
And modification, each fall within the protection domain that the claims in the present invention are defined.
Claims (4)
1. automatic Tubesheet welding machine, including handle, gas-tpe fitting, conductive contact, pawl disk, rotary shaft, positioning axostylus axostyle, welding gun pipette tips with
And making prime mover and drive mechanism of rotary shaft rotation, rotary shaft is connected with positioning axostylus axostyle, and rotary shaft and gas-tpe fitting are formed and protected
Protect the air guide channel of gas, it is characterised in that positioning axostylus axostyle includes connecting rod and gas block panel, connecting rod and rotation axis connection, keeps off gas
Plate be used for insert welding tube sheet pipe in and can be formed in pipe air chamber reduce weld space-time aspiration enter, rotary shaft also with welding gun rifle
The nozzle of head is connected, and realizes air guiding function, and gas block panel is relative with welding gun pipette tips；
Connecting rod passes through positioning pipe, and the both ends of positioning pipe are supported in connecting rod by forward and backward floral whorl, the surface attachment of positioning pipe
Resilient material, so that positioning pipe can be fixed on by means of elastomeric material in the pipe of welding tube sheet.
2. automatic Tubesheet welding machine as claimed in claim 1, it is characterised in that gas block panel is fixed on connecting rod by locking nut
On gas block panel is moved regulation along connecting rod.
3. automatic Tubesheet welding machine as claimed in claim 1, it is characterised in that positioning pipe is stainless steel tube.
4. automatic Tubesheet welding machine as claimed in claim 1, it is characterised in that the elastomeric material is axially extending along positioning pipe
Elastic yarn, opposite end will protrude among the elastic yarn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310681956.8A CN104708169B (en) | 2013-12-12 | 2013-12-12 | Automatic Tubesheet welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310681956.8A CN104708169B (en) | 2013-12-12 | 2013-12-12 | Automatic Tubesheet welding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104708169A CN104708169A (en) | 2015-06-17 |
| CN104708169B true CN104708169B (en) | 2017-11-21 |
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ID=53408171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310681956.8A Active CN104708169B (en) | 2013-12-12 | 2013-12-12 | Automatic Tubesheet welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104708169B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105965130B (en) * | 2016-06-02 | 2017-07-18 | 华中科技大学 | A kind of Liftable type argon arc deep hole welding machine |
| CN105945408A (en) * | 2016-07-21 | 2016-09-21 | 山东金力特管业有限公司 | Welding machine special for wide-range water distributor |
| CN107088698A (en) * | 2017-03-10 | 2017-08-25 | 鲁西工业装备有限公司 | A kind of exchanger tubes and tubesheets automatic welding positioning and cooling device and automatic soldering method |
| CN107414256B (en) * | 2017-09-05 | 2022-08-30 | 刘双杰 | Automatic welding machine for single-row pipes and pipe plates of air condenser |
| CN113909726B (en) * | 2021-10-28 | 2023-05-12 | 山东美陵化工设备股份有限公司 | Tube plate welding machine head |
| CN113857741B (en) * | 2021-12-01 | 2022-02-11 | 徐州航天美利达自动焊接设备有限公司 | Automatic welding robot for curved-surface tube plates |
| CN116079196A (en) * | 2023-04-10 | 2023-05-09 | 西安航天华威化工生物工程有限公司 | Method and device for automatically welding thick tube plate and thin-wall tube |
Citations (6)
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|---|---|---|---|---|
| CN2341751Y (en) * | 1998-10-22 | 1999-10-06 | 国营建中化工总公司 | Automatic argon arc welding machine head for pipe plate |
| CN2659618Y (en) * | 2003-12-09 | 2004-12-01 | 上海蓝彬电器有限公司 | Single air internally guiding shell-and-tube welding machine |
| CN2796928Y (en) * | 2005-06-27 | 2006-07-19 | 四川石油管理局 | Argon gas filling protection device for biphase stainless steel pipe line welding |
| CN2923144Y (en) * | 2006-07-21 | 2007-07-18 | 中国第一重型机械集团公司 | Pipe argon-arc welding argon filler |
| CN202291766U (en) * | 2011-10-14 | 2012-07-04 | 武汉星光石油化工设备有限公司 | Rapid positioning device for suspension type automatic argon arc welding machine for tube sheet |
| CN203140951U (en) * | 2013-02-26 | 2013-08-21 | 甘肃蓝科石化高新装备股份有限公司 | Gas protection device for all-position tube plate automatic argon arc welding |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06238442A (en) * | 1993-02-16 | 1994-08-30 | Daiichi Kikai Service Kk | Tube and sealing welding machine |
| WO1996011765A1 (en) * | 1994-10-18 | 1996-04-25 | Metalex A/S | Device for use in joining pipes in a butt-welded joint |
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2013
- 2013-12-12 CN CN201310681956.8A patent/CN104708169B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2341751Y (en) * | 1998-10-22 | 1999-10-06 | 国营建中化工总公司 | Automatic argon arc welding machine head for pipe plate |
| CN2659618Y (en) * | 2003-12-09 | 2004-12-01 | 上海蓝彬电器有限公司 | Single air internally guiding shell-and-tube welding machine |
| CN2796928Y (en) * | 2005-06-27 | 2006-07-19 | 四川石油管理局 | Argon gas filling protection device for biphase stainless steel pipe line welding |
| CN2923144Y (en) * | 2006-07-21 | 2007-07-18 | 中国第一重型机械集团公司 | Pipe argon-arc welding argon filler |
| CN202291766U (en) * | 2011-10-14 | 2012-07-04 | 武汉星光石油化工设备有限公司 | Rapid positioning device for suspension type automatic argon arc welding machine for tube sheet |
| CN203140951U (en) * | 2013-02-26 | 2013-08-21 | 甘肃蓝科石化高新装备股份有限公司 | Gas protection device for all-position tube plate automatic argon arc welding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104708169A (en) | 2015-06-17 |
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