CN101844286A - H type steel column base welding method - Google Patents
H type steel column base welding method Download PDFInfo
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- CN101844286A CN101844286A CN201010193490A CN201010193490A CN101844286A CN 101844286 A CN101844286 A CN 101844286A CN 201010193490 A CN201010193490 A CN 201010193490A CN 201010193490 A CN201010193490 A CN 201010193490A CN 101844286 A CN101844286 A CN 101844286A
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Abstract
The invention discloses an H type steel column base welding method, which comprises the following steps: adopting a single-purpose special welding machine for turning over H type steel; opening a rolling wheel cover in the special welding machine; hoisting and placing the H type steel to be welded on a fixed frame in a rolling wheel; placing a welding bottom plate to be welded on a push plate of a push moving table of the special welding machine; installing a template matched with the bottom plate on the push plate; fixing the bottom plate and the template; moving the H type steel onto the push plate of the push moving table, and tightly fastening the H type steel; carrying out rib plate spot welding on the H type steel column base so that the bottom plate is fixed on the end surface at the bottom plate of the H type steel; retracting the push plate, and carrying out welding processing on the H type steel and the bottom plate; rotating the H type steel through the special welding machine for carrying out welding processing on the corresponding surface until all surfaces complete the welding processing; and separating the bottom plate from the template to obtain products. The invention adopts the special welding machine for operation, the operation is simple and convenient, the work efficiency is high, in addition, few operators are required, the safety is high, and accidents can not occur.
Description
Technical field
The present invention relates to the welding processing of a kind of railway, specifically a kind of H shaped steel column base welding method with H shaped steel.
Background technology
At present, China is carrying out large-scale electrified railway remodelling, and H shaped steel has obtained generally using in the electrified railway remodelling engineering.H shaped steel is mainly used in the support of electrification railway contact net, and in the past, China's electrification railway contact net support mainly adopts cement electricity pole or import Europe superscript H shaped steel, and the cost high cost is big.Along with the raising of domestic H shaped steel production capacity and level, the H shaped steel that China produces has voluntarily obtained being extensive use of.
20,000 kilometers of the existing electric railways of China, the Eleventh Five-Year Plan end will reach 50,000 kilometers, with build train speed per hour reach 200～300 kilometers Beijing-Shanghai, the capital wide, Beijing-Harbin, military wide, Harbin-to-Dalian, stone too, close force, close 28 Lines for Passenger Transportation such as peaceful, Long Hai, total kilometrage reaches 1.2 ten thousand kilometers.After all Line for Passenger Transportation is finished, need 600,000 tons of H shaped steel altogether.
H shaped steel need be at the suspension column place of H shaped steel welding base plate, in order to guarantee to weld the base plate welding quality as the support of electrification railway contact net, when welding, H shaped steel need be carried out 360 degree upsets, because H shaped steel is bulky, weight is very big, thereby upset H shaped steel is difficult especially when the welding base plate, at present manual types H shaped steel that overturn that adopt more, need operate with crane, not only inefficiency, operation are loaded down with trivial details, and the operating personnel that need are many, poor stability is prone to accidents.
Summary of the invention
In order to overcome the problem that prior art exists when H shaped steel suspension column welds base plate, the purpose of this invention is to provide a kind of H shaped steel column base welding method, it is that special welding machine is operated that this welding method adopts the equipment of the H shaped steel that is used for specially overturning, simple to operation, high efficiency, and the operating personnel that need are few, security is good, can not have an accident.
The objective of the invention is to be achieved through the following technical solutions:
A kind of H shaped steel column base welding method is characterized in that this method adopts special-purpose special welding machine that H shaped steel is overturn, and concrete steps are as follows:
1) roller cap in the special welding machine is opened, H shaped steel to be welded is hung on the fixed mount in roller;
2) base plate to be welded is placed in the push pedal of passing platform of special welding machine, in push pedal, is provided with the template suitable with base plate;
3) base plate and template are fixed together, H shaped steel are moved to pass in the platform push pedal, adjust H shaped steel position, make H shaped steel corresponding with the base plate position, and closely fixing;
4) H shaped steel suspension column is carried out the spot welding gusset, base plate is fixed on the H shaped steel bottom end face;
5) regain the push pedal of passing platform, H shaped steel and base plate are carried out welding processing; After a face welding is finished, rotate H shaped steel to another solder side, again respective face is carried out welding processing, all finish welding processing up to all faces by special welding machine;
6) base plate is separated with template, open roller cap, the H shaped steel that is welded with base plate is hung out, finish whole welding processing, obtain product.
Among the present invention, special welding machine comprises turning rolls, passes platform and template, on one group of turning rolls, be provided with can be on turning rolls the roller that rotates of 360 degree, described roller comprises roller cap and roller bodies, roller cap and roller bodies cooperatively interact and constitute the installation region of H shaped steel jointly, are provided with in this installation region and the suitable fixed mount of H shaped steel to be welded; Pass the end that platform is arranged on turning rolls, the template suitable with base plate to be welded is arranged in the push pedal of passing platform; The center of one group of roller and template is arranged on the same straight line.
Among the present invention, be provided with one group of support roller free to rotate on turning rolls, roller is arranged on the support roller and can rotates by 360 degree on support roller.Be provided with the support roller groove suitable with support roller on the roller surrounding, support roller is arranged in the support roller groove.
The quantity of turning rolls can determine that common one group of turning rolls is two according to the length of H shaped steel, two turning rolls centre-to-centre spacing 6000mm of being separated by, and the turning rolls center is on the same horizontal line.
An end of roller cap is hinged on the roller bodies by fulcrum post among the present invention, and the other end is provided with the Fixed latches that is connected with roller bodies.
In order accurately to adjust the position of H shaped steel, on turning rolls, be provided with the horizontal adjusting mechanism and vertical complete machine structure that are used for adjusting the roller position, guarantee central axis and the centering vertical of H shaped steel with the base plate face by horizontal adjusting mechanism and vertical complete machine structure.
The passing platform that moves comprises push pedal, revolution positioning disk, cylinder and cylinder platform; Blade face vertical with the turning rolls line of centres and with the roller center.
During use, at first base plate is winched to it with crane and pass in the frame push pedal, use bolting, cylinder is released and is put in place.Simultaneously, by crane H shaped steel is lifted on the roller inner fixed stand of opened roller cap, and make H shaped steel one end be close to the base plate face, clamping is fastening good then.Manually get the location lines of having drawn on the reinforcement aligning base plate to be welded and carry out the spot welding location, rotation welds the four sides, unclamps base plate and tightens bolt, and cylinder is return original position.
The present invention adopts the special welding machine of the H shaped steel that is used for specially overturning that H shaped steel suspension column is welded, not only simple to operation, practical, high efficiency, and also the operating personnel that need are few, and security is good, can not have an accident.
Description of drawings
Fig. 1 is the structural representation of special welding machine among the present invention;
Fig. 2 is the structure schematic diagram of turning rolls in the special welding machine of the present invention;
Fig. 3 is a structure schematic diagram of passing platform in the special welding machine of the present invention.
The specific embodiment
A kind of H shaped steel column base welding method of the present invention, this method adopts special-purpose special welding machine that H shaped steel is overturn, Fig. 1 is the structural representation of special welding machine, this special welding machine comprises turning rolls 1, passes platform 2 and template 3, on one group of two turning rolls 1, be provided with can 360 degree rotate on turning rolls 1 roller 4.The quantity of turning rolls 1 can be determined according to the length of H shaped steel, is generally two, two turning rolls 1 centre-to-centre spacing 6000mm of being separated by, and turning rolls 1 center is on the same horizontal line.Roller 4 comprises roller cap 41 and roller bodies 42, and the cooperatively interact installation region of the common H of formation shaped steel 5 of roller cap 41 and roller bodies 42 is provided with the fixed mount 43 suitable with H shaped steel to be welded 5 in this installation region.Fig. 2 is the structure schematic diagram of turning rolls; Fig. 3 is a structure schematic diagram of passing platform.Pass the end that platform 2 is arranged on turning rolls 1, the position of passing platform 2 should be suitable with the length of H shaped steel, can be that the nearest turning rolls of distance is about 1350mm.The template 3 suitable with base plate to be welded 6 is arranged in the push pedal of passing platform 2; The center of one group of roller 4 and template 3 is arranged on the same straight line.
The technical parameter of present embodiment is as follows: roller diameter: 660mm, be suitable for H shaped steel dimension series: 240mm, 260mm, 270mm, 280mm, 300mm, turning rolls center height: 960mm, turning rolls lifting travel: 100mm, the roller stand is put centre-to-centre spacing: 6000mm, cylinder stroke: 150mm.
4 fens roller cap 41 of roller and roller bodies 42 two parts connect with fulcrum post, and an end of roller cap 41 is hinged on the roller bodies 42 by fulcrum post, and the other end is provided with the Fixed latches that is connected with roller bodies 42.When putting into H shaped steel, insert the alignment pin anti-rotation, raise roller cap, during use it is placed on four support rollers of turning rolls top motionlessly, raise roller cap, according to the H shaped steel of different size, by the fixing H shaped steel of fixed mount 43.Make its laterally, the longitudinal register size coincide, and packs into behind the H shaped steel, covers roller cap, plugs Fixed latches, prop up above the tight H shaped steel with two M16 fastening nails on the roller cap.
Pass platform 2 and be made up of push pedal, revolution positioning disk, cylinder, cylinder platform and air-channel system etc., during installation, it is vertical with the turning rolls line of centres that blade face needs, and with the roller center of laying thereon, its height can be regulated.During use, cylinder piston is in the state of stretching out, and with the workshop suspender base plate is placed vertically on the push pedal locating surface, and is tight with the bolt connection.
Adopt the welding method concrete steps of above-mentioned special welding machine as follows:
1) roller cap in the special welding machine is opened, H shaped steel to be welded is hung on the fixed mount in roller;
2) base plate to be welded is winched to crane in the push pedal of passing platform of special welding machine, in push pedal, be provided with the template suitable with base plate;
3) base plate and template are bolted together, cylinder is released and is put in place, will pass the platform push pedal and move on the H shaped steel, adjusts H shaped steel position, makes H shaped steel corresponding with the base plate position, and H shaped steel one end is close to the base plate face, and clamping is fastening good then.
4) H shaped steel suspension column is carried out the spot welding gusset, manually get the location lines of having drawn on the reinforcement aligning base plate to be welded and carry out the spot welding location, base plate is fixed on the H shaped steel bottom end face.
5) regain the push pedal of passing platform, H shaped steel and base plate are carried out welding processing; After a face welding is finished, rotate H shaped steel to another solder side, again respective face is carried out welding processing, all finish welding processing up to all faces by special welding machine; Can rotate H shaped steel as required arbitrarily welds.
6) base plate is separated with template, open roller cap, the H shaped steel that is welded with base plate is hung out, finish whole welding processing, obtain product.
Take, deposit conveniently for H shaped steel, deposit platform in the setting of turning rolls next door, deposit platform and be welded into skeleton by channel-section steel, table top posts checkered steel plate.Two formation straight lines are placed near the turning rolls next door, are used to deposit the H shaped steel of welding.
The present invention adopts special welding machine to be used for the H shaped steel that overturns specially, not only simple to operation, practical, high efficiency, and also the operating personnel that need are few, and security is good, can not have an accident.
Claims (6)
1. a H shaped steel column base welding method is characterized in that this method adopts special-purpose special welding machine that H shaped steel is overturn, and concrete steps are as follows:
1) roller cap in the special welding machine is opened, H shaped steel to be welded is hung on the fixed mount in roller;
2) base plate to be welded is placed in the push pedal of passing platform of special welding machine, in push pedal, is provided with the template suitable with base plate;
3) base plate and template are fixed together, H shaped steel are moved to pass in the platform push pedal, adjust H shaped steel position, make H shaped steel corresponding with the base plate position, and closely fixing;
4) H shaped steel suspension column is carried out the spot welding gusset, base plate is fixed on the H shaped steel bottom end face;
5) regain the push pedal of passing platform, H shaped steel and base plate are carried out welding processing; After a face welding is finished, rotate H shaped steel to another solder side, again respective face is carried out welding processing, all finish welding processing up to all faces by special welding machine;
6) base plate is separated with template, open roller cap, the H shaped steel that is welded with base plate is hung out, finish whole welding processing, obtain product.
2. want 1 described H shaped steel column base welding method according to right, it is characterized in that: described special welding machine comprises turning rolls (1), passes platform (2) and template (3), being provided with on one group of turning rolls (1) can be at the roller (4) of the last 360 degree rotations of turning rolls (1), described roller (4) comprises roller cap (41) and roller bodies (42), roller cap (41) and roller bodies (42) cooperatively interact and constitute the installation region of H shaped steel jointly, are provided with the fixed mount (43) suitable with H shaped steel to be welded in this installation region; Pass the end that platform (2) is arranged on turning rolls (1), the template (3) suitable with base plate to be welded is arranged in the push pedal of passing platform (2); The center of one group of roller (4) and template (3) is arranged on the same straight line.
3. want 2 described H shaped steel column base welding methods according to right, it is characterized in that: be provided with one group of support roller free to rotate (11) on turning rolls (1), roller (4) is arranged on support roller (11) and goes up also and can rotate at last 360 degree of support roller (11).
4. want 3 described H shaped steel column base welding methods according to right, it is characterized in that: be provided with on roller (4) surrounding and the suitable support roller groove of support roller (11), support roller (11) is arranged in the support roller groove.
5. want 2 described H shaped steel column base welding methods according to right, it is characterized in that: an end of roller cap (41) is hinged on the roller bodies (42) by fulcrum post, and the other end is provided with the Fixed latches that is connected with roller bodies (42).
6. want 2 described H shaped steel column base welding methods according to right, it is characterized in that: on turning rolls (1), be provided with the horizontal adjusting mechanism (12) and vertical complete machine structure (13) that are used for adjusting roller (4) position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101934903A CN101844286B (en) | 2010-06-07 | 2010-06-07 | H type steel column base welding method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101934903A CN101844286B (en) | 2010-06-07 | 2010-06-07 | H type steel column base welding method |
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| CN101844286A true CN101844286A (en) | 2010-09-29 |
| CN101844286B CN101844286B (en) | 2012-07-25 |
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| CN2010101934903A Expired - Fee Related CN101844286B (en) | 2010-06-07 | 2010-06-07 | H type steel column base welding method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102476258A (en) * | 2010-11-24 | 2012-05-30 | 河南奔马股份有限公司 | Longitudinal beam overturning soldering platform for semitrailer |
| CN102699611A (en) * | 2012-06-04 | 2012-10-03 | 青特集团有限公司 | Semitrailer main longitudinal beam turning welding tool |
| CN102825416A (en) * | 2012-09-13 | 2012-12-19 | 济南天辰铝机制造有限公司 | Turning and welding method of H profile steel |
| CN102837140A (en) * | 2012-09-27 | 2012-12-26 | 济南天辰铝机制造有限公司 | Turnover welding and molding production line of H profile steel |
| CN109514153A (en) * | 2018-12-05 | 2019-03-26 | 河南卫华重型机械股份有限公司 | A kind of quick welding device of PC curing kilns column |
| CN112496648A (en) * | 2020-12-11 | 2021-03-16 | 广西电力线路器材厂有限责任公司 | Automatic welding device for foundation bolt assembly of electric power iron tower |
| CN113399927A (en) * | 2021-07-05 | 2021-09-17 | 浙江东南网架股份有限公司 | Control method of simple overturning device for small-section component |
| CN114227068A (en) * | 2021-11-25 | 2022-03-25 | 济宁市昊通工程机械有限公司 | Quick splicing apparatus of steel form |
| CN116117401A (en) * | 2023-04-18 | 2023-05-16 | 唐山市丰润区鼎益轻钢制品有限公司 | H-shaped steel double-sided welding device and method |
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Patent Citations (7)
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102476258A (en) * | 2010-11-24 | 2012-05-30 | 河南奔马股份有限公司 | Longitudinal beam overturning soldering platform for semitrailer |
| CN102699611A (en) * | 2012-06-04 | 2012-10-03 | 青特集团有限公司 | Semitrailer main longitudinal beam turning welding tool |
| CN102825416A (en) * | 2012-09-13 | 2012-12-19 | 济南天辰铝机制造有限公司 | Turning and welding method of H profile steel |
| CN102825416B (en) * | 2012-09-13 | 2014-08-20 | 济南天辰铝机制造有限公司 | Turning and welding method of H profile steel |
| CN102837140A (en) * | 2012-09-27 | 2012-12-26 | 济南天辰铝机制造有限公司 | Turnover welding and molding production line of H profile steel |
| CN102837140B (en) * | 2012-09-27 | 2015-02-04 | 济南天辰铝机制造有限公司 | Turnover welding and molding production line of H profile steel |
| CN109514153A (en) * | 2018-12-05 | 2019-03-26 | 河南卫华重型机械股份有限公司 | A kind of quick welding device of PC curing kilns column |
| CN112496648A (en) * | 2020-12-11 | 2021-03-16 | 广西电力线路器材厂有限责任公司 | Automatic welding device for foundation bolt assembly of electric power iron tower |
| CN113399927A (en) * | 2021-07-05 | 2021-09-17 | 浙江东南网架股份有限公司 | Control method of simple overturning device for small-section component |
| CN114227068A (en) * | 2021-11-25 | 2022-03-25 | 济宁市昊通工程机械有限公司 | Quick splicing apparatus of steel form |
| CN114227068B (en) * | 2021-11-25 | 2023-06-20 | 济宁市昊通工程机械有限公司 | Quick splicing device for steel templates |
| CN116117401A (en) * | 2023-04-18 | 2023-05-16 | 唐山市丰润区鼎益轻钢制品有限公司 | H-shaped steel double-sided welding device and method |
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