CN203541946U - Bent-shaft butt spot welding fixture for large-diameter pipeline - Google Patents
Bent-shaft butt spot welding fixture for large-diameter pipeline Download PDFInfo
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- CN203541946U CN203541946U CN201320560372.0U CN201320560372U CN203541946U CN 203541946 U CN203541946 U CN 203541946U CN 201320560372 U CN201320560372 U CN 201320560372U CN 203541946 U CN203541946 U CN 203541946U
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- diameter pipeline
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Abstract
The utility model discloses a bent-shaft butt spot welding fixture for a large-diameter pipeline. The bent-shaft butt spot welding fixture comprises an arc-shaped fixture main shaft, a clamping device arranged at the upper end of the fixture main shaft, and a clamping platform arranged at the lower end of the fixture main shaft, wherein the fixture main shaft is partitioned into an upper half body and a lower half body which are rotationally connected together through a hinge; the outer side of the hinge is provided with a jacking piece; the lower end of the jacking piece is rotationally arranged on the lower half body, and the upper end of the jacking piece is pressed against the inside of a groove on the outer side of the upper half body; the clamping device comprises an upper pressure lever screwed at the upper end of the fixture main shaft, and an upper pressure block rotationally arranged at the bottom end of the upper pressure lever; the clamping platform comprises a bottom rod rotationally arranged at the lower end of the fixture main shaft, and a bottom plate fixed to the top end of the bottom rod; the large-diameter pipeline can be tightly fixed between the upper pressure block and the bottom plate by rotating the upper pressure lever downwards. By adopting the bent-shaft butt spot welding fixture, butt joint dislocation of the large-diameter pipeline is ensured, the height of the clamping device can be adjusted conveniently, and the welding quality is ensured.
Description
Technical field
The utility model relates to welding equipment, is specifically related to a kind of big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX).
Background technology
In prior art, while carrying out spot welding between to the Large Diameter Pipeline mouth of pipe and the Large Diameter Pipeline mouth of pipe, mostly by manually the mouth of pipe being alignd, then start to carry out spot welding, but cannot guarantee that the mouth of pipe fits like a glove during due to manual operation, easily produce error, cause mouth of pipe dislocation, a lot of need of work multi-pass operations just can be completed, caused very large waste, and also can cause damage by line up inwall when repeating to weld.Some oil plants, Fuel Gas Plant, fluid liquid product processing factory etc. are when producing, the flatness of welding between the mouth of pipe and the mouth of pipe is even more important, as while running into mouth of pipe welding out-of-flatness, be easy to form pollutant in out-of-flatness place, affect production safety and environmental sanitation, enterprise has been caused to very large impact and waste.Therefore, how to improve the automatic or manual welding quality of Large Diameter Pipeline pipe pipe argon arc, rapidly and accurately between Large Diameter Pipeline pipe pipe, carry out the unartificial processing of spot welding process imperative.
Utility model content
When technical problem to be solved in the utility model is the welding of Large Diameter Pipeline pipe pipe, docking easily misplaces, and is difficult to guarantee welding quality, welds inconvenient problem.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is to provide fixture main shaft and the clamping device of end disposed thereon and the clamping platform of lower end that a kind of big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) comprises arc, described fixture main shaft is divided into, lower semi-body and the two are rotatably connected by hinge, described hinge arranged outside has a head part, described head part lower end is rotated and is arranged on described lower semi-body, upper end is resisted against in a groove in described upper semi-body outside, described clamping device comprises that spiral shell is contained in the upperpush rod of fixture main shaft upper end and rotates the upper holder block that is arranged on described upperpush rod bottom, described clamping platform comprises that rotation is arranged on the bottom bar and the base plate that is fixed on described bottom bar top of fixture main shaft lower end, described in turn downwards, upperpush rod can be pressed abd fixed on big-diameter pipeline between described upper holder block and base plate.
In above-mentioned big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX), described clamping device is two that front and back arrange, the upperpush rod support bar that is provided with a level is rotated on the top of described fixture main shaft, the front and back end of described upperpush rod support bar has screw, and the upperpush rod of two described clamping devices respectively spiral shell is contained in described screw.
In above-mentioned big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX), described clamping platform is two that front and back arrange, the bottom bar support bar that is provided with a level is rotated in the bottom of described fixture main shaft, and the bottom bar of two described clamping platforms is separately fixed at the front and back end of described bottom bar support bar.
In above-mentioned big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX), the top of described upperpush rod is fixed with a turn handle.
In above-mentioned big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX), on the bottom surface of described upper holder block, have a v-depression.
In above-mentioned big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX), on the end face of described base plate, have arc groove.
In above-mentioned big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX), the groove in described upper semi-body outside is del.
The big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) that the utility model provides is fixing after fixture main shaft and clamping platform, only need turn gently to tighten clamping device, remove the complicated procedures of forming of repeatedly looking for alignment of other modes from, docking is not easy to misplace, due to hinge and fixture main shaft in one plane, the height of clamping device is adjustable, very convenient, has guaranteed welding quality.
Accompanying drawing explanation
The structural representation of the big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) that Fig. 1 provides for the utility model;
The side-looking structural representation of the big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) that Fig. 2 provides for the utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
As shown in Figure 1 and Figure 2, the big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) that the utility model provides comprises fixture main shaft and the clamping device of end disposed thereon and the clamping platform of lower end of arc.
Fixture main shaft is divided into upper and lower semi-body 1,2 and the two is rotatably connected by hinge 3, hinge 3 arranged outside have a head part 4, and head part 4 is V-arrangement, and head part 4 lower ends are rotated and are arranged on lower semi-body 2, upper end is resisted against in a groove 11 in upper semi-body 1 outside, and groove 11 is del.
Clamping device comprises that spiral shell is contained in the upperpush rod 5 of fixture main shaft upper end and rotates the upper holder block 6 that is arranged on upperpush rod 5 bottoms, has a v-depression on the bottom surface of upper holder block 6.In present embodiment, clamping device is two that front and back arrange, the upperpush rod support bar 51 that is provided with a level is rotated on the top of fixture main shaft, and the front and back end of upperpush rod support bar 51 has screw, and the upperpush rod 5 of two clamping devices respectively spiral shell is contained in screw.The top of upperpush rod 5 is also fixed with a turn handle 52.
Clamping platform comprises that rotation is arranged on the bottom bar 8 and the base plate 7 that is fixed on bottom bar 8 tops of fixture main shaft lower end, has arc groove on the end face of base plate 7.Turn upperpush rod 5 can be pressed abd fixed on big-diameter pipeline between upper holder block 6 and base plate 7 downwards.In present embodiment, two of arranging before and after being of clamping platform, the bottom bar 8 that 81, two clamping platforms of bottom bar support bar that are provided with a level are rotated in the bottom of fixture main shaft is separately fixed at the front and back end of bottom bar support bar 81.Former and later two clamping devices and clamping platform be corresponding two big-diameter pipelines that clamp tandem docking respectively.
The big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) that the utility model provides is compared with plain clamp, is fixing after fixture main shaft and clamping platform, only needs turn gently to tighten clamping device, removes the complicated procedures of forming of repeatedly looking for alignment of other modes from; The integration mechanism design of butting joint fixture, has formed the light and handy main body of articulated middle part center of gravity, reduces and has saved section bar, has greatly improved convenience; Due to hinge and fixture main shaft in one plane, the height of clamping device is adjustable, so guaranteed the stability of product entirety.
The utility model adopts high-quality stainless steel, and integrated structure design, utilizes and get final product manually normal operating.Be easy to dismounting and safeguard, with its accurate counterpart, hold flatness with adding, directly promote spot welding welding quality and parameter, be applicable to heavy caliber tube and tube, pipe docks with the spot welding clamping of flange with long bend, pipe with minor bend, pipe, range of application: 102 millimeters to 250 millimeters of pipe external diameters, 1 kilogram of pipe weight.
Compared with prior art, the utility model adopts base of principle of human engineering and high-new steel material, there is efficient, light, stable power feature, also adopt mechanics structure and mechanical assembling parts processing, assurance meets the seamless alignment of the clamping of mechanics angle and pipe pipe, and impact welding operation He Hou road in early stage processing significantly, has formed perfect solution, the problem that has solved the existence such as between conduits cut, alignment is difficult, pipeline jig is heavy completely, has the following advantages:
1), grip and put in place, dynamics, contraposition is suitable adjustable, on pipe surface without impact;
2), in clamping process without crushing harm, easy operation is quick detachable portable;
3), reach under few maintenance, continuous prerequisite of upgrading and realize long-life and high efficiency.
After new big-diameter pipeline butt welding in spot jig Design realization of goal, by being, realize the innovation of state's inner tube pipe argon arc welding to otch fixture accessory, domestic argon arc Large Diameter Pipeline pipe pipe and Tubesheet Welding constantly increase, manual spot welding demand of initial stage is reached to 60%(, and all the other all depend on the built-in spot welding function of pipe pipe welding machine, require technology content and parameter high, be difficult for one-shot forming), with 100 argon arc pipe pipe welding machine production lines, calculate, every production line is at least equipped with 3 secondary Large Diameter Pipeline spot welding fixture (SWFX)s, has the market space of 300,000 yuan at least, to be more than pipeline and container welding profession reduce the tens million of units of useless materials in the tube cost that cause because butt welding is defective every year, there is good economic benefit and social benefit.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or close technical scheme, within all falling into protection domain of the present utility model.
Claims (8)
1. big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX), it is characterized in that, comprise fixture main shaft and the clamping device of end disposed thereon and the clamping platform of lower end of arc, described fixture main shaft is divided into, lower semi-body and the two are rotatably connected by hinge, described hinge arranged outside has a head part, described head part lower end is rotated and is arranged on described lower semi-body, upper end is resisted against in a groove in described upper semi-body outside, described clamping device comprises that spiral shell is contained in the upperpush rod of fixture main shaft upper end and rotates the upper holder block that is arranged on described upperpush rod bottom, described clamping platform comprises that rotation is arranged on the bottom bar and the base plate that is fixed on described bottom bar top of fixture main shaft lower end, described in turn downwards, upperpush rod can be pressed abd fixed on big-diameter pipeline between described upper holder block and base plate.
2. big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) as claimed in claim 1, it is characterized in that, described clamping device is two that front and back arrange, the upperpush rod support bar that is provided with a level is rotated on the top of described fixture main shaft, the front and back end of described upperpush rod support bar has screw, and the upperpush rod of two described clamping devices respectively spiral shell is contained in described screw.
3. big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) as claimed in claim 2, it is characterized in that, described clamping platform is two that front and back arrange, the bottom bar support bar that is provided with a level is rotated in the bottom of described fixture main shaft, and the bottom bar of two described clamping platforms is separately fixed at the front and back end of described bottom bar support bar.
4. big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) as claimed in claim 1, is characterized in that, the top of described upperpush rod is fixed with a turn handle.
5. big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) as claimed in claim 1, is characterized in that, has a v-depression on the bottom surface of described upper holder block.
6. big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) as claimed in claim 1, is characterized in that, on the end face of described base plate, has arc groove.
7. big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) as claimed in claim 1, is characterized in that, described head part is V-arrangement.
8. big-diameter pipeline bent shaft type counterpart spot welding fixture (SWFX) as claimed in claim 1, is characterized in that, the groove in described upper semi-body outside is del.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320560372.0U CN203541946U (en) | 2013-09-10 | 2013-09-10 | Bent-shaft butt spot welding fixture for large-diameter pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320560372.0U CN203541946U (en) | 2013-09-10 | 2013-09-10 | Bent-shaft butt spot welding fixture for large-diameter pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203541946U true CN203541946U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320560372.0U Expired - Fee Related CN203541946U (en) | 2013-09-10 | 2013-09-10 | Bent-shaft butt spot welding fixture for large-diameter pipeline |
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| CN (1) | CN203541946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270749A (en) * | 2016-09-20 | 2017-01-04 | 芜湖成德龙过滤设备有限公司 | Pipe cutting machine fixing device |
-
2013
- 2013-09-10 CN CN201320560372.0U patent/CN203541946U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270749A (en) * | 2016-09-20 | 2017-01-04 | 芜湖成德龙过滤设备有限公司 | Pipe cutting machine fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20160910 |
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| CF01 | Termination of patent right due to non-payment of annual fee |