CN103639637A - Stainless steel tube butt welding machine - Google Patents
Stainless steel tube butt welding machine Download PDFInfo
- Publication number
- CN103639637A CN103639637A CN201310562807.XA CN201310562807A CN103639637A CN 103639637 A CN103639637 A CN 103639637A CN 201310562807 A CN201310562807 A CN 201310562807A CN 103639637 A CN103639637 A CN 103639637A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- welding machine
- stainless steel
- butt welding
- welding
- 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
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Classifications
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- 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
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
-
- 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
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- 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
- B23K37/0538—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 for rotating tubes, e.g. rollers
-
- 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
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Arc Welding In General (AREA)
Abstract
The invention belongs to the field of welding equipment and relates to a stainless steel tube butt welding machine for thin-walled stainless steel tubes. The stainless steel tube butt welding machine comprises a machine frame, wherein a main shaft is connected to the machine frame in a rotary mode, a lower clamping device is arranged on the top of the main shaft, an upper positioning cylinder is further mounted on the upper portion of the machine frame, and an upper clamping device is mounted on a downward-stretching piston rod of the upper positioning cylinder; a welder and a welding gun fixing base used for clamping a welding gun of the welder are further mounted on the machine frame. The butt welding machine further comprises a lower sleeve and an upper sleeve, wherein the lower sleeve and the upper sleeve are connected to the machine frame, a shielding gas inlet pipe communicated with an inner cavity of the upper sleeve is mounted on the lateral wall of the upper sleeve, and a shielding gas inlet pipe communicated with an inner cavity of the lower sleeve is mounted on the lateral wall of the lower sleeve. A through hole used for transmission of shielding gas is formed in the main shaft, and the top of the through hole penetrates out of the top of the main shaft and is communicated with an inner cavity of a pipe fitting to be welded. According to the stainless steel tube butt welding machine, product clamping processes are simplified, welding efficiency and quality are improved, oxidation inside and outside the pipe fitting is avoided after welding, and meanwhile, labor intensity of workers is greatly relieved, and product welding time is shortened.
Description
Technical field
The invention belongs to field of welding devices, relate in particular to a kind of stainless steel tube butt welding machine for thin-wall stainless steel butt welding.
Background technology
As everyone knows, be subject to the poor characteristic limitations of stainless steel material ductility, the production technology of welding for stainless steel pipe at present, mainly contain two kinds, a kind of is manual argon arc welding, and feature is that efficiency is low, weld inhomogeneously, qualification rate is low, is generally used for sample making or new product small lot batch manufacture; Another kind method is to adopt horizontal ring welder for seam welding, and advantage is that efficiency is higher, and welding quality is better.A kind of equipment that can automatic welding circumferential weld as disclosed in Chinese invention patent ZL200920027186.4, it comprises Work fixing device and weldering device, wherein Work fixing device comprises equipment stand, buncher, reductor, workpiece fixed mould, lateral cylinder, lateral cylinder fixed head, longitudinal air cylinder connecting rod, guide pin bushing, longitudinal cylinder, longitudinal air cylinder fixed plate, guide pin bushing fixed bar, one side of equipment stand is provided with longitudinal air cylinder fixed plate, guide pin bushing fixed bar, guide pin bushing fixed bar and guide pin bushing are affixed, longitudinally cylinder is fixed in longitudinal air cylinder fixed plate, longitudinally air cylinder connecting rod is with longitudinally cylinder is affixed, lateral cylinder fixed head is with longitudinally air cylinder connecting rod is affixed, lateral cylinder and lateral cylinder fixed head are affixed, reductor is fixed on equipment stand top and is connected with buncher, welding gun fixture comprises gun rack and welding gun.The shortcoming of the horizontal welding machine of this class is that stainless steel pipe clamping and taking-up are all inconvenient, and product easily drops, and the argon arc welding machine of joining can only be protected product outer surface; but product inwall is seriously exposed in air; oxidation is serious, causes product strength to decline, and needs to increase the operation of scale removal.
Summary of the invention
The present invention is mainly the technical problems such as the production efficiency existing for prior art is not high, solder yield is low, provide a kind of for welding the stainless steel tube butt welding machine of thin-wall stainless steel, utilize the present invention can simplify the clamping operation of product, improve welding efficiency and welding quality, reach the object of the inside and outside non-oxidation of welding rear tubular member.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of stainless steel tube butt welding machine, comprise frame, in frame, be rotatably connected to by drive unit and drive the main shaft that rotates and vertically arrange, the top of main shaft is provided with lower fixture, the upper positioning cylinder of setting corresponding to main shaft is also equipped with on the top of frame, the upper clamping device of setting corresponding to lower fixture is housed on the piston rod of stretching under upper positioning cylinder, the welding gun holder of the welding gun of welding machine and clamping welding machine is also housed in frame, the welding ends of welding gun is between upper clamping device and lower fixture, this butt welding machine also comprises the upper bush that is connected in frame and is positioned at the lower sleeve of clamping device top and is positioned at lower fixture below, on, lower sleeve is oppositely arranged up and down, the upper end of lower sleeve is uncovered, lower end is provided with lower baffle plate, the lower end of upper bush is uncovered, upper end is provided with overhead gage, on overhead gage and lower baffle plate, be respectively equipped with the through hole inserting for pipe fitting to be welded, on, the protection gas access tube being communicated with its inner chamber is housed respectively on the sidewall of lower sleeve, in main shaft, be provided with for transmitting the through hole of protection gas, the top of through hole passes the top of main shaft and is communicated with the inner chamber of pipe fitting to be welded.
Described lower fixture comprises the lower positioning tube that is connected to the uncovered setting of spindle top and upper end, lower positioning tube is provided with the arc lower location-plate embedding on its inwall and the lower bolt that drives the motion of arc lower location-plate, and the bottom of lower positioning tube is provided with the passage being communicated with described through hole.
Described upper clamping device comprises on the piston rod that is connected to positioning cylinder and the upper positioning tube of the uncovered setting in lower end, the upper bolt that upper positioning tube is provided with the upper arc location-plate embedding on its inwall and drives upper arc location-plate motion
This butt welding machine also comprises protection gas transmission mechanism; protection gas transmission mechanism is comprised of hollow thimble, steel pipe and air inlet seat; hollow thimble be positioned at described main shaft under and be connected with the through hole of main shaft, hollow thimble is connected with steel pipe by bearing, between steel pipe and air inlet seat, is threaded.
Adopt after said structure; the present invention is stainless steel tube butt welding machine; very convenient when clamping and taking-up product; during welding, protect through hole and the protection gas access tube ejection of gas (conventionally adopting argon gas) in main shaft; and product surfaces externally and internally all protected gas in position to be welded arranges; make welding position in oxygen-free environment, avoided stainless steel weld bond under high temperature to be directly exposed in air, reduced greatly the oxidation of product inner surface.
Hollow thimble directly adopts tapering to contact with main shaft, due in the middle of taper head, bearing is housed, and can rotate together along with main shaft, and keep protection gas transmission structure airtight air tight.
Therefore, the present invention is mainly used in the bellmouth no oxidized welding of thin-wall stainless steel pipe fitting, and the present invention can simplify the clamping operation of product, improves welding efficiency and welding quality, reaches the object of the inside and outside non-oxidation of welding rear tubular member.The production joint presentation quality of utilizing welding machine of the present invention to produce is good, greatly reduces workman's labour intensity, has shortened the weld interval of product.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present invention;
Fig. 2 is that upper and lower sleeve is arranged on respectively the structural representation on main shaft and piston rod;
Fig. 3 is the schematic diagram along A-A line is analysed and observe in Fig. 2.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
As Fig. 1, 2, stainless steel tube butt welding machine shown in 3 adopts vertical structure clamping product (two sections of pipe fittings to be welded 10 that need butt welding) to be processed, it comprises frame 1, in frame 1, be rotatably connected to by drive unit and drive the main shaft 2 that rotates and vertically arrange, drive unit comprises the drive motors 18 being connected in frame, main shaft is in transmission connection by the power output shaft of belt belt pulley and drive motors 12, the top of main shaft 2 is provided with lower fixture, as shown in Figures 2 and 3, lower fixture comprises the lower positioning tube 3 that is connected to main shaft 2 tops and the uncovered setting in upper end, lower positioning tube 3 is provided with the arc lower location-plate 4 embedding on its inwall and the lower bolt 5 that drives 4 motions of arc lower location-plate, the upper positioning cylinder 6 of setting corresponding to main shaft 2 is also equipped with on the top of frame 1, the upper clamping device of setting corresponding to lower fixture is housed on the piston rod of stretching under upper positioning cylinder 6, the concrete structure of upper clamping device is basic identical with the structure of lower clamping, as shown in Figure 2, upper clamping device comprises on the piston rod that is connected to positioning cylinder 6 and the upper positioning tube 7 of the uncovered setting in lower end, the upper bolt 9 that upper positioning tube 7 is provided with the upper arc location-plate 8 embedding on its inwall and drives upper arc location-plate 8 motions, the welding gun holder 13 of the welding gun 12 of welding machine 11 and clamping welding machine is also housed in frame, the welding ends of welding gun 12 is between upper clamping device and lower fixture.
This butt welding machine also comprises the upper bush 15 that is connected in frame 1 and is positioned at the lower sleeve 14 of clamping device top and is positioned at lower fixture below, on, lower sleeve is oppositely arranged up and down, the upper end of lower sleeve 14 is uncovered, lower end is provided with lower baffle plate, the lower end of upper bush is uncovered, upper end is provided with overhead gage, on overhead gage and lower baffle plate, be respectively equipped with the through hole inserting for pipe fitting to be welded, on, the protection gas access tube 17 being communicated with its inner chamber is housed respectively on the sidewall of lower sleeve, in main shaft, be provided with for transmitting the through hole 16 of protection gas, the top of through hole 16 passes the top of main shaft and is communicated with the inner chamber of pipe fitting 10 to be welded, the bottom of described lower positioning tube 3 is provided with the passage being communicated with described through hole 16.This butt welding machine also comprises protection gas transmission mechanism; protection gas transmission mechanism is comprised of hollow thimble 19, steel pipe 20 and air inlet seat 21; hollow thimble 19 be positioned at described main shaft 2 under and be connected with the through hole 16 of main shaft 2; hollow thimble 19 is connected with steel pipe 20 by bearing, between steel pipe 20 and air inlet seat 21, is threaded.
Should be understood that this embodiment is only not used in and limits the scope of the invention for the present invention is described.For example, the upper lower fixture of corresponding construction is set according to the shape of stainless steel pipe, in addition should understand, after having read the content of the present invention's instruction, those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally.
Stainless steel tube butt welding machine of the present invention not only can be used for stainless steel pipe welding, can also for example, for the welding of other thin-wall pipe, threaded elbow, only clamping device need be changed into threaded, just can realize circular seam welding, while producing elbow, not need to use cylinder to push down product.
Claims (4)
1. a stainless steel tube butt welding machine, comprise frame, in frame, be rotatably connected to by drive unit and drive the main shaft that rotates and vertically arrange, the top of main shaft is provided with lower fixture, the upper positioning cylinder of setting corresponding to main shaft is also equipped with on the top of frame, the upper clamping device of setting corresponding to lower fixture is housed on the piston rod of stretching under upper positioning cylinder, the welding gun holder of the welding gun of welding machine and clamping welding machine is also housed in frame, the welding ends of welding gun is between upper clamping device and lower fixture, it is characterized in that: this butt welding machine also comprises the upper bush that is connected in frame and is positioned at the lower sleeve of clamping device top and is positioned at lower fixture below, on, lower sleeve is oppositely arranged up and down, the upper end of lower sleeve is uncovered, lower end is provided with lower baffle plate, the lower end of upper bush is uncovered, upper end is provided with overhead gage, on overhead gage and lower baffle plate, be respectively equipped with the through hole inserting for pipe fitting to be welded, on, the protection gas access tube being communicated with its inner chamber is housed respectively on the sidewall of lower sleeve, in main shaft, be provided with for transmitting the through hole of protection gas, the top of through hole passes the top of main shaft and is communicated with the inner chamber of pipe fitting to be welded.
2. stainless steel tube butt welding machine according to claim 1, it is characterized in that: described lower fixture comprises the lower positioning tube that is connected to the uncovered setting of spindle top and upper end, lower positioning tube is provided with the arc lower location-plate embedding on its inwall and the lower bolt that drives the motion of arc lower location-plate, and the bottom of lower positioning tube is provided with the passage being communicated with described through hole.
3. stainless steel tube butt welding machine according to claim 1, it is characterized in that: described upper clamping device comprises on the piston rod that is connected to positioning cylinder and the upper positioning tube of the uncovered setting in lower end the upper bolt that upper positioning tube is provided with the upper arc location-plate embedding on its inwall and drives upper arc location-plate motion.
4. according to the stainless steel tube butt welding machine described in any one in claim 1-3; it is characterized in that: this butt welding machine also comprises protection gas transmission mechanism; protection gas transmission mechanism is comprised of hollow thimble, steel pipe and air inlet seat; hollow thimble be positioned at described main shaft under and be connected with the through hole of main shaft; hollow thimble is connected with steel pipe by bearing, between steel pipe and air inlet seat, is threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310562807.XA CN103639637A (en) | 2013-11-06 | 2013-11-06 | Stainless steel tube butt welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310562807.XA CN103639637A (en) | 2013-11-06 | 2013-11-06 | Stainless steel tube butt welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103639637A true CN103639637A (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310562807.XA Pending CN103639637A (en) | 2013-11-06 | 2013-11-06 | Stainless steel tube butt welding machine |
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| CN (1) | CN103639637A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104889545A (en) * | 2015-06-01 | 2015-09-09 | 斯培淦 | Welding device and application |
| CN105033549A (en) * | 2015-08-28 | 2015-11-11 | 合肥常青机械股份有限公司 | Welding clamp for commercial vehicle instrument board beam assembly |
| CN105397400A (en) * | 2015-12-18 | 2016-03-16 | 上海锅炉厂有限公司 | Butt joint device for pipe connectors |
| CN106269356A (en) * | 2016-09-30 | 2017-01-04 | 广州卓迅包装机械有限公司 | The automatic positioning method of can seam, Apparatus and system |
| CN106346116A (en) * | 2016-11-16 | 2017-01-25 | 广东技术师范学院 | High-efficiency and high-performance welding equipment for temperature controller |
| CN107876982A (en) * | 2017-11-24 | 2018-04-06 | 广州创亿生物科技有限公司 | A kind of automatic laser welding machine |
| CN108098213A (en) * | 2018-02-02 | 2018-06-01 | 朱子涵 | A kind of welded tube mill with elevation and subsidence regulating device |
| CN108247264A (en) * | 2016-12-29 | 2018-07-06 | 中核建中核燃料元件有限公司 | A kind of control assembly connection handle component assembly welding fixture |
| CN110666306A (en) * | 2019-11-12 | 2020-01-10 | 成都环龙智能机器人有限公司 | High-precision five-axis argon arc welding machine |
| CN112276468A (en) * | 2020-10-12 | 2021-01-29 | 珠海格力智能装备有限公司 | Pipeline welding rotation auxiliary device and pipeline welding method |
| CN112894240A (en) * | 2021-02-19 | 2021-06-04 | 格力电器（合肥）有限公司 | Welding fixture and welding method for pipeline assembly |
| CN117300306A (en) * | 2023-10-12 | 2023-12-29 | 内蒙古工业大学 | Welding protection system |
-
2013
- 2013-11-06 CN CN201310562807.XA patent/CN103639637A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104889545A (en) * | 2015-06-01 | 2015-09-09 | 斯培淦 | Welding device and application |
| CN105033549A (en) * | 2015-08-28 | 2015-11-11 | 合肥常青机械股份有限公司 | Welding clamp for commercial vehicle instrument board beam assembly |
| CN105397400A (en) * | 2015-12-18 | 2016-03-16 | 上海锅炉厂有限公司 | Butt joint device for pipe connectors |
| CN106269356A (en) * | 2016-09-30 | 2017-01-04 | 广州卓迅包装机械有限公司 | The automatic positioning method of can seam, Apparatus and system |
| CN106346116A (en) * | 2016-11-16 | 2017-01-25 | 广东技术师范学院 | High-efficiency and high-performance welding equipment for temperature controller |
| CN108247264A (en) * | 2016-12-29 | 2018-07-06 | 中核建中核燃料元件有限公司 | A kind of control assembly connection handle component assembly welding fixture |
| CN107876982B (en) * | 2017-11-24 | 2019-12-10 | 广州创亿生物科技有限公司 | Automatic laser welding machine |
| CN107876982A (en) * | 2017-11-24 | 2018-04-06 | 广州创亿生物科技有限公司 | A kind of automatic laser welding machine |
| CN108098213A (en) * | 2018-02-02 | 2018-06-01 | 朱子涵 | A kind of welded tube mill with elevation and subsidence regulating device |
| CN108098213B (en) * | 2018-02-02 | 2024-05-31 | 唐山玉环工贸有限公司 | Pipe welding machine with lifting adjusting device |
| CN110666306A (en) * | 2019-11-12 | 2020-01-10 | 成都环龙智能机器人有限公司 | High-precision five-axis argon arc welding machine |
| CN112276468A (en) * | 2020-10-12 | 2021-01-29 | 珠海格力智能装备有限公司 | Pipeline welding rotation auxiliary device and pipeline welding method |
| CN112894240A (en) * | 2021-02-19 | 2021-06-04 | 格力电器（合肥）有限公司 | Welding fixture and welding method for pipeline assembly |
| CN117300306A (en) * | 2023-10-12 | 2023-12-29 | 内蒙古工业大学 | Welding protection system |
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Legal Events
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140319 |