CN105252191A - Welding fixture and welding method of steel structure module house stand column - Google Patents

Welding fixture and welding method of steel structure module house stand column Download PDF

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Publication number
CN105252191A
CN105252191A CN201510774457.2A CN201510774457A CN105252191A CN 105252191 A CN105252191 A CN 105252191A CN 201510774457 A CN201510774457 A CN 201510774457A CN 105252191 A CN105252191 A CN 105252191A
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CN
China
Prior art keywords
plate
positioning seat
cover
riser
welding
Prior art date
Application number
CN201510774457.2A
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Chinese (zh)
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CN105252191B (en
Inventor
张艳斌
Original Assignee
广州电力机车有限公司
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Publication date
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Priority to CN201510774457.2A priority Critical patent/CN105252191B/en
Publication of CN105252191A publication Critical patent/CN105252191A/en
Application granted granted Critical
Publication of CN105252191B publication Critical patent/CN105252191B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00Materials to be soldered, welded or cut
    • B23K2103/02Iron or ferrous alloys
    • B23K2103/04Steel or steel alloys

Abstract

The invention discloses a welding fixture and a welding method of a steel structure module house stand column. The fixture comprises a framework body formed by positioning and clamping end beams and side support beams, wherein one or more welding stations are arranged in the framework body; each welding station comprises mounting and positioning seats which are arranged at the inner sides of the two positioning and clamping end beams respectively; each mounting and positioning seat comprises an end plate positioning seat and a vertical plate positioning seat; one side of each end plate positioning seat is fixed at the inner side of each positioning and clamping end beam; concave positions corresponding to bulges of the end plates are formed in the tops of the end plate positioning seats; an end plate positioning structure is formed by the tops of end plates and the inner sides of the corresponding positioning and clamping end beams; the vertical plate positioning seats are distributed at two sides of each end plate positioning seat; each vertical plate positioning seat comprises a connection block and a support block; the support block is fixed at the other side of the end plate positioning seat; positioning screw holes are formed in the support blocks and correspond to mounting screw holes in vertical plates; the vertical plates are fixed at the support blocks through bolts; a vertical plate positioning structure is formed by the support blocks and the sides of the end plate positioning seats.

Description

The welding tooling of a kind of steel structure module house column and welding method
Technical field
The present invention relates to solder technology, the welding tooling of especially a kind of steel structure module house column.
Background technology
Steel structure modularization house is suitable for the factorial praluction of component, can by design, production, construction, installation integration, becoming " built on-site " is " factory's manufacture ", improve housing industry, commercialization level, replace traditional reinforced concrete building, one of " green building " of being described as 21st century future.
Column is the parts of the most critical in steel structure modularization house.Perpendicularity after the welding of column, the depth of parallelism and concentricity equidimension precision, direct decision module house assembling quality.Particularly in the design of high-rise steel structure modularized house, the height of the precision of column assembly welding directly determines the height of modular house building.
The assembling of column and welding made with high precision be in present stage industry modular house produce in one of difficult point.In order to ensure that column production precision reaches designing requirement, present stage column production process route be carry out fine finishining after welding, column lathe characteristic dimension requires high, and difficulty of processing is large, so machined is costly.In addition, manually locate in welding process, rule, cause postwelding size quality unstable, welding efficiency is low, and labour intensity is large.
Summary of the invention
Technical problem to be solved by this invention is welding tooling and the welding method of a kind of steel structure module house column, improves the automatization level of column welding production, enhances productivity, and reduces labour intensity, saves human cost.
For solving the problems of the technologies described above, technical scheme of the present invention is: the welding tooling of a kind of steel structure module house column, described column comprises rectangular steel tube and is positioned at the coupling assembling at rectangular steel tube two ends, and described coupling assembling comprises the end plate being positioned at rectangular steel tube end, the riser being positioned at both sides, rectangular steel tube end and for the upper cover plate that comprises rectangular steel tube end and lower cover; Welding tooling comprises two relatively and the location be arranged in parallel clamping end carriage and the side brace summer that be arranged relative with two, locates and steps up end carriage and the tetragonal framework of the end to end formation of side brace summer; Be provided with two interfix brace summers be arranged in parallel in described framework, the two ends of described interfix brace summer are separately fixed on inside two side brace summers; Be provided with the turning-over support platform be connected with slewing outside described framework, described turning-over support platform is separately positioned on the outside of two side brace summers; More than one welding post is provided with in described framework, described welding post comprises the installation positioning seat arranged respectively inside two location clamping end carriages and the detent be arranged on interfix brace summer, and described installation positioning seat comprises end plate positioning seat and riser positioning seat; One side of described end plate positioning seat is fixed on the medial surface of location clamping end carriage, the top of end plate positioning seat is provided with the pit bit corresponding with the projection on end plate, location clamping end carriage is provided with the first bolt hole, end plate is provided with second bolt hole corresponding with the first bolt hole, and the top of end plate positioning seat and the inner side of corresponding location clamping end carriage form the location structure of end plate; Described riser positioning seat is distributed in the both sides of end plate positioning seat, riser positioning seat comprises contiguous block and support block, described support block is fixed on end plate positioning seat another side by contiguous block, described support block is provided with positioning screw hole, described positioning screw hole is corresponding with the installation screw on riser, the location structure that riser is bolted on support block, the side of support block and end plate positioning seat forms riser; Position between the riser positioning seat of end plate positioning seat both sides forms lower cover positional stations.
Based on above-mentioned welding tooling, the processing step of its welding:
(1) ensure that the depth of parallelism of end carriage and the concentricity of the first corresponding bolt hole are stepped up in two location by machined;
(2) end plate is arranged on the top of end plate positioning seat, makes the projection of end plate lower end corresponding with the pit bit at end plate positioning seat top, keep the side of end plate to be close to location by bolt-locking and step up end carriage;
(3) riser to be placed on support block and to utilize bolt to be locked at by riser on support block;
(4) if lower cover and riser are integrated, then, behind riser location, lower cover is located automatically; If lower cover and riser are Split type structure, lower cover is supporting on lower cover positional stations by support block; Side and the end plate of riser and lower cover are affixed;
(5) after guaranteeing the assembly precision of end plate, lower cover, riser, each lower cover of tack-weld and riser;
(6) rectangular steel tube is put into welding post, the end of rectangular steel tube lays respectively on lower cover, utilizes the detent square shaped steel pipe on interfix brace summer to position support;
(7) install cover plate in the end of rectangular steel tube, end and the end plate of upper cover plate are affixed; After guaranteeing the assembly precision of end plate, lower cover, riser, upper cover plate, each upper cover plate of spot welding;
(8) frock is by carrying out 360 ° of rotations at overturning tire, ensures that column is in downhand position all the time; First upper cover plate weld seam is welded, half-twist welding fillet in parallel shear, then half-twist, welding column lower cover and riser weld seam.
As improvement, described location clamping end carriage comprises installing plate, is positioned at the side plate of installing plate both sides and the some stiffeners be equally spaced being connected biside plate.
As improvement, it is characterized in that: described installing plate is provided with the first installing hole, described end plate positioning seat is provided with the second installing hole, and end plate positioning seat is bolted on installing plate.
As improvement, described lower cover positional stations comprises the sedimentation platform be arranged on support block, and the surface of described sedimentation platform and support block is ledge structure.
The beneficial effect that the present invention is compared with prior art brought is:
1, tool locating can be made to clamp interior span size and the column consistent size of end carriage by machined, and two looking somebody up and down are parallel, therefore can ensure the dimensional accuracy of column, and reach designing requirement;
2, adopt the design of overturn platform arranging device to ensure column 360 degree of comprehensive welding, welding dead angle;
3, can arrange multiple welding post according to actual needs, frock can the disposable welding simultaneously carrying out many root posts, can greatly enhance productivity simultaneously, reduces labour intensity;
4, different according to the pillar types of welding, change different installation positioning seats, realize the high accuracy assembly welding of dissimilar column;
5, before assembly welding, by carrying out machined to positioning tool, therefore having welded and can directly use, without the need to overall processing, can effectively reduce processing charges and production cost;
6, frock adopts and is all fixed with bolts, and can dismantle by flexible assembling, highly versatile, accounts for floor area little, after can reequiping, to adapt to the welding of Multiple Type column.
Accompanying drawing explanation
Fig. 1 is welding tooling top view.
Fig. 2 is the first pillar construction schematic diagram.
Fig. 3 is the second pillar construction schematic diagram.
Fig. 4 is the third pillar construction schematic diagram.
Fig. 5 is the installation positioning seat on location, framework side clamping end carriage.
Fig. 6 is the installation positioning seat on framework opposite side location clamping end carriage.
Fig. 7 is column welding process figure.
Detailed description of the invention
Below in conjunction with description figure, the invention will be further described.
A welding tooling for steel structure module house column, is mainly used in the welding tooling of steel structure module house support post, and all parts of this welding tooling column in advance positions, and then disposablely welds it.
As shown in Figures 2 to 4, described column 1 comprises rectangular steel tube 11 and is positioned at the coupling assembling 12 at rectangular steel tube 11 two ends, and described coupling assembling 12 comprises the end plate 121 being positioned at rectangular steel tube 11 end, the riser 122 being positioned at both sides, rectangular steel tube 11 end and for the upper cover plate 123 that comprises rectangular steel tube 11 end and lower cover.According to the difference in steel structure module house, column 1 can be distinguished to some extent, and the main distinction is embodied on coupling assembling 12, and the present embodiment provides altogether three kinds of different columns 1.
As shown in Figure 1, welding tooling comprises two relatively and the location be arranged in parallel clamping the end carriage 21 and side brace summer 22 that be arranged relative with two, locates and steps up end carriage and the tetragonal framework 2 of the end to end formation of side brace summer 22.Be provided with two interfix brace summers 3 be arranged in parallel in described framework 2, the two ends of described interfix brace summer 3 are separately fixed on inside two side brace summers 22.Be provided with the turning-over support platform 4 be connected with slewing outside described framework 2, described turning-over support platform 4 is separately positioned on the centre position, outside of two side brace summers 22 and is connected with overturning tire.Be provided with more than one welding post in described framework 2, the present embodiment is provided with altogether three welding posts, can weld three root posts 1 simultaneously.Described welding post comprises the installation positioning seat 5 arranged respectively inside two location clamping end carriages 21 and the detent 31 be arranged on interfix brace summer 3.Shown in described 5,6, described installation positioning seat 5 comprises end plate positioning seat 51 and riser positioning seat 52.Described location clamping end carriage 21 comprises installing plate, is positioned at the side plate of installing plate both sides and the some stiffeners be equally spaced being connected biside plate; Described installing plate is provided with the first installing hole, and described end plate positioning seat 51 is provided with the second installing hole, and end plate positioning seat 51 is bolted on installing plate; One side of described end plate positioning seat 51 is fixed on the medial surface of location clamping end carriage 21, the top of end plate positioning seat 51 is provided with the pit bit 511 corresponding with the projection on end plate 121, location clamping end carriage 21 is provided with the first bolt hole, end plate 121 is provided with second bolt hole corresponding with the first bolt hole, and the top of end plate positioning seat 51 and the inner side of corresponding location clamping end carriage 21 form the location structure of end plate.Described riser positioning seat 52 is distributed in the both sides of end plate positioning seat 51, riser positioning seat 52 comprises contiguous block and support block, described support block is fixed on end plate positioning seat 51 another side by contiguous block, described support block is provided with positioning screw hole 521, described positioning screw hole 521 is corresponding with the installation screw 1221 on riser 122, the location structure that riser 122 is bolted on support block, the side of support block and end plate positioning seat 51 forms riser.Position between the riser positioning seat 52 of end plate positioning seat 51 both sides forms lower cover positional stations.Riser and the lower cover of column bottom are structure as a whole; The riser on column top and lower cover are separating mechanism, and the lower cover positional stations of its correspondence comprises the sedimentation platform 53 be arranged on support block, and the surface of described sedimentation platform and support block is ledge structure.
As shown in Figure 7, welding procedure step of the present invention:
(1) after frock has been welded, two end carriage inner surfaces carry out machined, ensure that column assembly welding frock footstock and base are located the parallelism error stepping up end carriage and be less than 0.01mm; Ensure that frock two Diagonal Dimension difference is less than 0.5mm, perpendicularity is less than 0.01mm; Ensure that frock two end carriage inside dimension error is less than 0.01mm; Frock is carried out machined, is ensured size and the surface accuracy of a whole set of frock after adopting equal Fine Steel Casting iron to weld after-baking; Ensure that the depth of parallelism of end carriage and the concentricity of the first corresponding bolt hole are stepped up in two location by machined;
(2) end plate is arranged on the top of end plate positioning seat 51, makes the projection of end plate lower end corresponding with the pit bit 511 at end plate positioning seat 51 top, keep the side of end plate to be close to location by bolt-locking and step up end carriage;
(3) riser to be placed on support block and to utilize bolt to be locked at by riser on support block;
(4) if lower cover and riser are integrated, then, behind riser location, lower cover is located automatically; If lower cover and riser are Split type structure, lower cover is supporting on lower cover positional stations by support block; Side and the end plate of riser and lower cover are affixed;
(5) after guaranteeing the assembly precision of end plate, lower cover, riser, each lower cover of tack-weld and riser;
(6) rectangular steel tube 11 is put into welding post, the end of rectangular steel tube 11 lays respectively on lower cover, utilizes the detent square shaped steel pipe 11 on interfix brace summer 3 to position support;
(7) install cover plate in the end of rectangular steel tube 11, end and the end plate of upper cover plate are affixed; After guaranteeing the assembly precision of end plate, lower cover, riser, upper cover plate, each upper cover plate of spot welding;
(8) frock is by carrying out 360 ° of rotations at overturning tire, ensures that column is in downhand position all the time; First upper cover plate weld seam is welded, half-twist welding fillet in parallel shear, then half-twist, welding column lower cover and riser weld seam.

Claims (5)

1. the welding tooling of a steel structure module house column, described column comprises rectangular steel tube and is positioned at the coupling assembling at rectangular steel tube two ends, and described coupling assembling comprises the end plate being positioned at rectangular steel tube end, the riser being positioned at both sides, rectangular steel tube end and for the upper cover plate that comprises rectangular steel tube end and lower cover; It is characterized in that: welding tooling comprises two relatively and the location be arranged in parallel clamping end carriage and the side brace summer that be arranged relative with two, locates and steps up end carriage and the tetragonal framework of the end to end formation of side brace summer; Be provided with two interfix brace summers be arranged in parallel in described framework, the two ends of described interfix brace summer are separately fixed on inside two side brace summers; Be provided with the turning-over support platform be connected with slewing outside described framework, described turning-over support platform is separately positioned on the outside of two side brace summers; More than one welding post is provided with in described framework, described welding post comprises the installation positioning seat arranged respectively inside two location clamping end carriages and the detent be arranged on interfix brace summer, and described installation positioning seat comprises end plate positioning seat and riser positioning seat; One side of described end plate positioning seat is fixed on the medial surface of location clamping end carriage, the top of end plate positioning seat is provided with the pit bit corresponding with the projection on end plate, location clamping end carriage is provided with the first bolt hole, end plate is provided with second bolt hole corresponding with the first bolt hole, and the top of end plate positioning seat and the inner side of corresponding location clamping end carriage form the location structure of end plate; Described riser positioning seat is distributed in the both sides of end plate positioning seat, riser positioning seat comprises contiguous block and support block, described support block is fixed on end plate positioning seat another side by contiguous block, described support block is provided with positioning screw hole, described positioning screw hole is corresponding with the installation screw on riser, the location structure that riser is bolted on support block, the side of support block and end plate positioning seat forms riser; Position between the riser positioning seat of end plate positioning seat both sides forms lower cover positional stations.
2. the welding tooling of a kind of steel structure module house according to claim 1 column, is characterized in that: described location clamping end carriage comprises installing plate, is positioned at the side plate of installing plate both sides and the some stiffeners be equally spaced being connected biside plate.
3. the welding tooling of a kind of steel structure module house according to claim 2 column, it is characterized in that: described installing plate is provided with the first installing hole, described end plate positioning seat is provided with the second installing hole, and end plate positioning seat is bolted on installing plate.
4. the welding tooling of a kind of steel structure module house according to claim 1 column, it is characterized in that: described lower cover positional stations comprises the sedimentation platform be arranged on support block, the surface of described sedimentation platform and support block is ledge structure.
5. a welding method for steel structure module house as claimed in claim 1 column, is characterized in that, comprise the following steps:
(1) ensure that the depth of parallelism of end carriage and the concentricity of the first corresponding bolt hole are stepped up in two location by machined;
(2) end plate is arranged on the top of end plate positioning seat, makes the projection of end plate lower end corresponding with the pit bit at end plate positioning seat top, keep the side of end plate to be close to location by bolt-locking and step up end carriage;
(3) riser to be placed on support block and to utilize bolt to be locked at by riser on support block;
(4) if lower cover and riser are integrated, then, behind riser location, lower cover is located automatically; If lower cover and riser are Split type structure, lower cover is supporting on lower cover positional stations by support block; Side and the end plate of riser and lower cover are affixed;
(5) after guaranteeing the assembly precision of end plate, lower cover, riser, each lower cover of tack-weld and riser;
(6) rectangular steel tube is put into welding post, the end of rectangular steel tube lays respectively on lower cover, utilizes the detent square shaped steel pipe on interfix brace summer to position support;
(7) install cover plate in the end of rectangular steel tube, end and the end plate of upper cover plate are affixed; After guaranteeing the assembly precision of end plate, lower cover, riser, upper cover plate, each upper cover plate of spot welding;
(8) frock is by carrying out 360 ° of rotations at overturning tire, ensures that column is in downhand position all the time; First upper cover plate weld seam is welded, half-twist welding fillet in parallel shear, then half-twist, welding column lower cover and riser weld seam.
CN201510774457.2A 2015-11-13 2015-11-13 Welding fixture and welding method of steel structure module house stand column CN105252191B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510774457.2A CN105252191B (en) 2015-11-13 2015-11-13 Welding fixture and welding method of steel structure module house stand column

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510774457.2A CN105252191B (en) 2015-11-13 2015-11-13 Welding fixture and welding method of steel structure module house stand column

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CN105252191A true CN105252191A (en) 2016-01-20
CN105252191B CN105252191B (en) 2017-04-12

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101618491A (en) * 2009-07-24 2010-01-06 苏州宝馨科技实业股份有限公司 Method for assembling pedestal of overhead cell support of hybrid vehicle and clamp thereof
CN101947710A (en) * 2010-08-05 2011-01-19 江苏贝德莱特太阳能科技有限公司 Rotatable frame used for welding planar solar collector tube component
KR20120002917U (en) * 2010-10-20 2012-04-30 송영대 Turning Supporter for H-beam Provisional Welding
CN102825408A (en) * 2012-08-16 2012-12-19 三一重工股份有限公司 Standing column assembly welding tool
CN202655837U (en) * 2012-07-02 2013-01-09 辽宁忠旺集团有限公司 Rotary assembly for welding apron board grid of railway vehicle
CN203526837U (en) * 2013-08-16 2014-04-09 苏州市合昌电器有限公司 Positioning device for welding
CN204035875U (en) * 2014-08-23 2014-12-24 四川锦城建筑机械有限责任公司 Lift standard knot rotational forming frock
CN204075575U (en) * 2014-08-06 2015-01-07 上海新朋金属制品有限公司 A kind of standard cabinet column welding tooling of adjustable length

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101618491A (en) * 2009-07-24 2010-01-06 苏州宝馨科技实业股份有限公司 Method for assembling pedestal of overhead cell support of hybrid vehicle and clamp thereof
CN101947710A (en) * 2010-08-05 2011-01-19 江苏贝德莱特太阳能科技有限公司 Rotatable frame used for welding planar solar collector tube component
KR20120002917U (en) * 2010-10-20 2012-04-30 송영대 Turning Supporter for H-beam Provisional Welding
CN202655837U (en) * 2012-07-02 2013-01-09 辽宁忠旺集团有限公司 Rotary assembly for welding apron board grid of railway vehicle
CN102825408A (en) * 2012-08-16 2012-12-19 三一重工股份有限公司 Standing column assembly welding tool
CN203526837U (en) * 2013-08-16 2014-04-09 苏州市合昌电器有限公司 Positioning device for welding
CN204075575U (en) * 2014-08-06 2015-01-07 上海新朋金属制品有限公司 A kind of standard cabinet column welding tooling of adjustable length
CN204035875U (en) * 2014-08-23 2014-12-24 四川锦城建筑机械有限责任公司 Lift standard knot rotational forming frock

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