CN105364348A - Welding preheating device and application thereof - Google Patents
Welding preheating device and application thereof Download PDFInfo
- Publication number
- CN105364348A CN105364348A CN201510863493.6A CN201510863493A CN105364348A CN 105364348 A CN105364348 A CN 105364348A CN 201510863493 A CN201510863493 A CN 201510863493A CN 105364348 A CN105364348 A CN 105364348A
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- preheating
- heating plate
- welding
- preheating device
- flower basket
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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
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a welding preheating device and an application thereof, and belongs to the technical field of welding preheating. The welding preheating device comprises a body. The body comprises a positioning mechanism, a preheating mechanism and an adjusting mechanism. The positioning mechanism is arranged below the side of a welding seam. The preheating mechanism is arranged on the bottom end surface close to the welding seam. The adjusting mechanism is connected between the positioning mechanism and the preheating mechanism to adjust the pressing degree of the preheating mechanism and the bottom end surface of the welding seam. According to the welding preheating device, the preheating mechanism is positioned to get close to a preheated object through the positioning mechanism, and the preheating mechanism is adjusted by the adjusting mechanism to adjust the pressing degree of the preheating object and the preheating mechanism, so that the technical problems that the preheating time or the preheating temperature cannot be controlled well are effectively solved.
Description
Technical field
The invention belongs to welding preheating technology field, be specifically related to a kind of welding preheating device and application thereof.
Background technology
When welding steel thickness is greater than 30mm, often there is preheat requirements, namely before welding 100 DEG C are first heated to welding portion, then just start welding.Preheating step effectively can prevent crackle and the distortion of welding.Existing general employing flame heating, heating steel sheet thickness at more than 100mm time, can need a lot of time that steel plate just can be made to reach the temperature of regulation, and energy waste is very large.
When the converter trunnion ring site welding technology of certain steel mill, this converter trunnion ring is in the site welding technology stage, due to its converter trunnion ring casing steel plate thickness comparatively large (δ 85mm ~ δ 130mm), therefore needs to carry out weld preheating.When backing ring lower box carries out weld preheating, if adopt conventional backing ring tank surface spot welding round steel to be fixed heating to damage the backplate surface of backing ring casing, if directly heating plate to be placed on the base plate bottom of backing ring casing, due to compression degree between the two also bad control, cause the bad control of the preheat temperature of the base plate of backing ring casing.
China Patent Publication No.: CN202639663U, publication date: 2013.01.02 patent document discloses a kind of anchor fluke welding preheating device, this preheating device is L-type structure, comprise electrical heating block, heat-insulation layer, electrical heating block electric wire, shell and handle, the L-type space being used for accommodating heat-insulation layer is formed after described shell is connected with electrical heating block two ends, described electrical heating block electric wire is connected with electrical heating block, and described handle is located on shell.This utility model is by L-type electrical heating block pair, and its shape limits its application space, and compression degree also cannot regulate.
Summary of the invention
1. the technical problem that will solve
Time larger for welding steel thickness of the prior art, the problem of preheating time or the bad control of temperature, the invention provides a kind of welding preheating device and application thereof.It by detent mechanism and governor motion with the use of, can realize regulating the object compressing degree between warmed objects and heating plate, to solve the technical problem of preheating time or the bad control of temperature.
2. technical scheme
For achieving the above object, technical solution of the present invention is carried out in the following manner:
A kind of welding preheating device, comprise body, body comprises detent mechanism and preheating mechanism, also comprise governor motion, detent mechanism is arranged on weld seam side-lower, preheating mechanism is arranged on the bottom face near weld seam, and governor motion is connected between detent mechanism and preheating mechanism, regulates the compression degree of preheating mechanism and weld seam bottom face.
Preferably, governor motion is flower basket bolt, and detent mechanism is cross section supporting seat in T shape; Preheating mechanism is the heating plate and heating plate mould that fit together, and heating plate die end face is fixed with the connecting plate of annular plate-like; The upper end hook of flower basket bolt is through connecting plate, and bottom retainer ring is fixedly connected with supporting seat upper end; Supporting seat lower end is fixed on mounting plate; The two ends of heating plate are provided with the attaching plug passing heating plate both mold ends.
Preferably, governor motion is spring, and detent mechanism is the nut cylinder that bottom is fixed on mounting plate and the bolt be connected with nut cylinder, and the top of spring withstands on the bottom face of preheating mechanism by top flat; The hexagon-head of bolt is fixedly connected with the bottom of spring.
Preferably, detent mechanism and governor motion are 2 covers, are uniformly distributed in the bottom of preheating mechanism.
Preferably, body is 2 covers, is distributing near weld seam bilateral symmetry.
Welding preheating device is in the application of converter trunnion ring box bottom, and step comprises:
A, assembling: heating plate mould heating plate being put into the rectangle channel-shaped made, one end of flower basket bolt is linked in the hole of the connecting plate of the annular that heating plate die end connects, by the other end of flower basket bolt and supporting seat spot-welded together, so far heating plate, heating plate mould, flower basket bolt and supporting seat be assembled into welding preheating device body;
B, installation regulating: the position needing preheating under 2 bodies being positioned over the bottom of converter trunnion ring casing, weld seam side, then the screw of flower basket bolt is utilized to regulate the compression degree of heating plate to make it reach requirement needed for heating: if temperature needs to heighten, then to heighten compression degree; If temperature needs to turn down, then adjust loose compression degree;
C, dismounting: after preheating, dismantle whole body, and next time uses.
3. beneficial effect
Adopt technical scheme provided by the invention, compared with existing known technology, there is following remarkable result:
(1) one welding preheating device of the present invention, preheating mechanism positioned in close to warmed objects by detent mechanism, and governor motion regulates preheating mechanism, regulate between warmed objects and preheating mechanism and compress degree, efficiently solve the technical problem of preheating time or the bad control of temperature;
(2) one welding preheating device of the present invention, flower basket bolt is in the use in welding preheating field, for the compression degree regulated between warmed objects and preheating mechanism, easy to operate, flexible, fruitful, has beyond thought technique effect;
(3) one welding preheating device of the present invention, spring and bolt with the use of, also the effect regulating compression degree can be played, although regulate convenient, flexible not as flower basket bolt, but pass through aid, such as can regulate with shfting wrench adjusting bolt head, prevent operating personnel from directly contacting body and cause electric shock risk;
(4) welding preheating device of the present invention, 2 cover detent mechanism and governor motions, play the effect of balance preheating mechanism, make adjustment and locate more firm;
(5) welding preheating device of the present invention, body is 2 covers, carries out in the both sides of warmed objects simultaneously, improves the pre-thermal efficiency;
(6) welding preheating device of the present invention is applied at converter trunnion ring box bottom, little skill solves large problem, the screw of flower basket bolt is utilized to regulate the compression degree of heating plate to make it reach requirement needed for heating: if temperature needs to heighten, then to heighten compression degree; If temperature needs to turn down, then adjust loose compression degree, easy to adjust, can regulate and positioner with two covers, strengthen again firm effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention 1;
Fig. 2 is the structural representation of embodiments of the invention 2.
In figure: 1, heating plate mould; 2, connecting plate; 3, flower basket bolt; 4, supporting seat; 5, attaching plug; 6, heating plate; 7, weld seam; 8, backing ring base plate; 9, mounting plate; 11, top flat; 12, spring; 14, bolt; 15, nut cylinder.
Detailed description of the invention
For further describing the present invention, below in conjunction with accompanying drawing and example, the invention will be further described:
Embodiment 1
The one welding preheating device of this example, comprise body, body comprises detent mechanism and preheating mechanism, also comprise governor motion, detent mechanism is arranged on weld seam 7 side-lower, preheating mechanism is arranged on the bottom face near weld seam 7, and governor motion is connected between detent mechanism and preheating mechanism, regulates the compression degree of preheating mechanism and weld seam 7 bottom face; As shown in Figure 1, in the present embodiment, body has two covers, often overlap body and all have 2 governor motions and detent mechanism, governor motion is flower basket bolt 3, and detent mechanism is cross section supporting seat 4 in T shape, steel plate and steel-pipe welding is adopted to form (Size of welds 5mm), steel plate is the discoideus of diameter 100mm, diameter of steel tube 89mm, height 450mm (can adjust according to actual range); Preheating mechanism is the heating plate 6 and heating plate mould 1 that fit together, and heating plate 6 is of a size of 660mm × 330mm, and thickness is δ 12mm, and heating plate mould 1 is the steel plate adopting δ 6mm, and the internal diameter of making is 660mm × 330mm, the square can of dark δ 10mm; Heating plate mould 1 bottom face is fixed with the connecting plate 2 of annular plate-like, and connecting plate 2 is one piece of δ 10mm, the steel plate of 60mm × 60mm, the middle annular distance boring Φ 30mm; The annular distance through connecting plate 2 is linked up with in the upper end of flower basket bolt 3, and bottom retainer ring is fixedly connected with supporting seat 4 upper end; Supporting seat 4 lower end is fixed on mounting plate 9; The two ends of heating plate 6 are provided with the attaching plug 5 passing heating plate mould 1 two ends.
The one welding preheating device of this example is in the application of converter trunnion ring box bottom, and step comprises:
A, assembling: heating plate 6 is put into the heating plate mould 1 made, one end of flower basket bolt 3 is linked in the annular distance of the connecting plate 2 of the annular that heating plate mould 1 bottom connects, by the other end of flower basket bolt 3 and supporting seat 4 upper extreme point welded together, so far heating plate 6, heating plate mould 1, flower basket bolt 3 and supporting seat 4 be assembled into welding preheating device body;
B, installation regulating: the position needing preheating under 2 bodies being positioned over the bottom of converter trunnion ring casing, weld seam 7 side, and the attaching plug 5 connected at heating plate 6 two ends and power supply communicate, then the screw of flower basket bolt 3 is utilized to regulate the compression degree of heating plate 6 to make it reach requirement needed for heating: if temperature needs to heighten, then to heighten compression degree; If temperature needs to turn down, then adjust loose compression degree;
C, dismounting: after preheating, dismantle whole body, and next time uses.
The welding preheating device of this example and applying at converter trunnion ring box bottom, that flower basket bolt uses flexibly in welding preheating field, for the compression degree regulated between warmed objects and preheating mechanism, easy to operate, flexible, fruitful, there is beyond thought technique effect.
Embodiment 2
The one welding preheating device of this example, comprise body, body comprises detent mechanism and preheating mechanism, also comprise governor motion, detent mechanism is arranged on weld seam 7 side-lower, preheating mechanism is arranged on the bottom face near weld seam 7, and governor motion is connected between detent mechanism and preheating mechanism, regulates the compression degree of preheating mechanism and weld seam 7 bottom face; As shown in Figure 2, in the present embodiment, governor motion is spring 12, and detent mechanism is the nut cylinder 15 that bottom is fixed on mounting plate 9 and the bolt 14 be connected with nut cylinder 15, and the top of spring 12 withstands on the bottom face of preheating mechanism by top flat 11; The hexagon-head of bolt 14 is fixedly connected with the bottom of spring 12.Preheating mechanism is be equipped with and the heating plate 6 fitted together and heating plate mould 1.
The one welding preheating device of this example, also can play the effect regulating compression degree, although regulate convenient, flexible not as flower basket bolt, pass through aid, such as can regulate with shfting wrench adjusting bolt head, prevent operating personnel from directly contacting body and causing electric shock risk.
Embodiment 3
The measurement mechanism of a kind of flatness of this example, basic structure with embodiment 2, when operating to prevent operating personnel, there is the risk of electric shock, bottom heating plate mould 1, the insulation of paving one deck and heat-insulation layer, one is reduce electric shock risk can also play the effect preventing thermal source from wasting.
Below be schematically described the invention and embodiment thereof, this description is not restricted.So, if those of ordinary skill in the art enlightens by it, when not departing from this creation aim, designing the frame mode similar to this technical scheme and embodiment without creationary, the protection domain of this patent all should be belonged to.
Claims (6)
1. a welding preheating device, comprise body, described body comprises detent mechanism and preheating mechanism, it is characterized in that, also comprise governor motion, described detent mechanism is arranged on weld seam (7) side-lower, and described preheating mechanism is arranged on the bottom face near weld seam (7), described governor motion is connected between detent mechanism and preheating mechanism, regulates the compression degree of preheating mechanism and weld seam (7) bottom face.
2. welding preheating device according to claim 1, is characterized in that: described governor motion is flower basket bolt (3), and described detent mechanism is cross section supporting seat (4) in T shape; Described preheating mechanism is the heating plate (6) and heating plate mould (1) that fit together, and heating plate mould (1) bottom face is fixed with the connecting plate (2) of annular plate-like; The upper end hook of flower basket bolt (3) is through connecting plate (2), and bottom retainer ring is fixedly connected with supporting seat (4) upper end; Supporting seat (4) lower end is fixed on mounting plate (9); The two ends of described heating plate (6) are provided with the attaching plug (5) passing heating plate mould (1) two ends.
3. welding preheating device according to claim 1, it is characterized in that: described governor motion is spring (12), described detent mechanism is the nut cylinder (15) that bottom is fixed on mounting plate (9) and the bolt (14) be connected with nut cylinder (15), and the top of spring (12) withstands on the bottom face of preheating mechanism by top flat (11); The hexagon-head of bolt (14) is fixedly connected with the bottom of spring (12).
4. the welding preheating device according to Claims 2 or 3, is characterized in that: described detent mechanism and governor motion are 2 covers, is uniformly distributed in the bottom of preheating mechanism.
5. the welding preheating device according to Claims 2 or 3, is characterized in that: described body is 2 covers, is distributing near weld seam (7) bilateral symmetry.
6. a welding preheating device is in the application of converter trunnion ring box bottom, and it is characterized in that, step comprises:
A, assembling: the heating plate mould (1) heating plate (6) being put into the rectangle channel-shaped made, one end of flower basket bolt (3) is linked in the hole of the connecting plate (2) of the annular that heating plate mould (1) bottom connects, by the other end of flower basket bolt (3) and supporting seat (4) spot-welded together, so far heating plate (6), heating plate mould (1), flower basket bolt (3) and supporting seat (4) be assembled into welding preheating device body;
B, installation regulating: the position needing preheating under 2 bodies being positioned over the bottom of converter trunnion ring casing, weld seam (7) side, then the screw of flower basket bolt (3) is utilized to regulate the compression degree of heating plate (6) to make it reach requirement needed for heating: if temperature needs to heighten, then to heighten compression degree; If temperature needs to turn down, then adjust loose compression degree;
C, dismounting: after preheating, dismantle whole body, and next time uses.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611183192.XA CN106624491B (en) | 2015-11-27 | 2015-11-27 | A kind of welding preheating device that bolt is adjusted |
| CN201611183127.7A CN106514075B (en) | 2015-11-27 | 2015-11-27 | A kind of application for welding preheating device |
| CN201510863493.6A CN105364348B (en) | 2015-11-27 | 2015-11-27 | One kind welding preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510863493.6A CN105364348B (en) | 2015-11-27 | 2015-11-27 | One kind welding preheating device |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611183192.XA Division CN106624491B (en) | 2015-11-27 | 2015-11-27 | A kind of welding preheating device that bolt is adjusted |
| CN201611183127.7A Division CN106514075B (en) | 2015-11-27 | 2015-11-27 | A kind of application for welding preheating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105364348A true CN105364348A (en) | 2016-03-02 |
| CN105364348B CN105364348B (en) | 2017-07-28 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510863493.6A Active CN105364348B (en) | 2015-11-27 | 2015-11-27 | One kind welding preheating device |
| CN201611183192.XA Expired - Fee Related CN106624491B (en) | 2015-11-27 | 2015-11-27 | A kind of welding preheating device that bolt is adjusted |
| CN201611183127.7A Expired - Fee Related CN106514075B (en) | 2015-11-27 | 2015-11-27 | A kind of application for welding preheating device |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611183192.XA Expired - Fee Related CN106624491B (en) | 2015-11-27 | 2015-11-27 | A kind of welding preheating device that bolt is adjusted |
| CN201611183127.7A Expired - Fee Related CN106514075B (en) | 2015-11-27 | 2015-11-27 | A kind of application for welding preheating device |
Country Status (1)
| Country | Link |
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| CN (3) | CN105364348B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111805151B (en) * | 2020-07-31 | 2022-04-29 | 中国十七冶集团有限公司 | Method for aligning longitudinal seams between shells of hot blast stove |
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| CN102126097A (en) * | 2011-02-18 | 2011-07-20 | 格菱动力设备(中国)有限公司 | Circular seam preheating device |
| CN102601552A (en) * | 2011-12-20 | 2012-07-25 | 宁夏电力建设工程公司 | Heater for butt-welding steel tubes |
| CN103276188A (en) * | 2013-06-13 | 2013-09-04 | 武汉大学 | PWHT (postweld heat treatment) device for mounting utility boiler water wall |
| CN103291798A (en) * | 2013-05-29 | 2013-09-11 | 南京航空航天大学 | Bidirectional flexible supporting device with adjustable pretightening force |
| WO2013152752A1 (en) * | 2012-04-10 | 2013-10-17 | Salzgitter Mannesmann Line Pipe Gmbh | Device for connecting the ends of pipes made of steel by means of an orbital welding process |
| CN204254201U (en) * | 2014-11-25 | 2015-04-08 | 哈电集团（秦皇岛）重型装备有限公司 | A kind of support device for the heat treated electric heater of circular seam local |
| CN205129219U (en) * | 2015-11-27 | 2016-04-06 | 安徽马钢工程技术集团有限公司 | Welding preheating device |
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| GB1462189A (en) * | 1973-10-04 | 1977-01-19 | Boc International Ltd | Underwater welding |
| JP2003290980A (en) * | 2002-03-28 | 2003-10-14 | Ishikawajima Harima Heavy Ind Co Ltd | Preheater for welding object |
| CN201030473Y (en) * | 2007-06-15 | 2008-03-05 | 天津力神电池股份有限公司 | Square lithium ion battery laser welding jig |
| JP2012055930A (en) * | 2010-09-08 | 2012-03-22 | Mitsubishi Heavy Ind Ltd | Welding preheating device and welding preheating method |
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2015
- 2015-11-27 CN CN201510863493.6A patent/CN105364348B/en active Active
- 2015-11-27 CN CN201611183192.XA patent/CN106624491B/en not_active Expired - Fee Related
- 2015-11-27 CN CN201611183127.7A patent/CN106514075B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102126097A (en) * | 2011-02-18 | 2011-07-20 | 格菱动力设备(中国)有限公司 | Circular seam preheating device |
| CN102601552A (en) * | 2011-12-20 | 2012-07-25 | 宁夏电力建设工程公司 | Heater for butt-welding steel tubes |
| WO2013152752A1 (en) * | 2012-04-10 | 2013-10-17 | Salzgitter Mannesmann Line Pipe Gmbh | Device for connecting the ends of pipes made of steel by means of an orbital welding process |
| CN103291798A (en) * | 2013-05-29 | 2013-09-11 | 南京航空航天大学 | Bidirectional flexible supporting device with adjustable pretightening force |
| CN103276188A (en) * | 2013-06-13 | 2013-09-04 | 武汉大学 | PWHT (postweld heat treatment) device for mounting utility boiler water wall |
| CN204254201U (en) * | 2014-11-25 | 2015-04-08 | 哈电集团（秦皇岛）重型装备有限公司 | A kind of support device for the heat treated electric heater of circular seam local |
| CN205129219U (en) * | 2015-11-27 | 2016-04-06 | 安徽马钢工程技术集团有限公司 | Welding preheating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105364348B (en) | 2017-07-28 |
| CN106514075B (en) | 2017-12-15 |
| CN106624491A (en) | 2017-05-10 |
| CN106514075A (en) | 2017-03-22 |
| CN106624491B (en) | 2018-08-24 |
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