CN103192219A - Clamping device for arm welding - Google Patents

Clamping device for arm welding Download PDF

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Publication number
CN103192219A
CN103192219A CN2013101367831A CN201310136783A CN103192219A CN 103192219 A CN103192219 A CN 103192219A CN 2013101367831 A CN2013101367831 A CN 2013101367831A CN 201310136783 A CN201310136783 A CN 201310136783A CN 103192219 A CN103192219 A CN 103192219A
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CN
China
Prior art keywords
arm
support
subjected
force
welding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2013101367831A
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Chinese (zh)
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CN103192219B (en
Inventor
张志刚
李小宾
石联军
张富强
王晓芳
郭燕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Academy of Launch Vehicle Technology CALT
Shanxi Aerospace Qinghua Equipment Co Ltd
Original Assignee
China Academy of Launch Vehicle Technology CALT
Changzhi Qinghua Machinery Factory
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Filing date
Publication date
Application filed by China Academy of Launch Vehicle Technology CALT, Changzhi Qinghua Machinery Factory filed Critical China Academy of Launch Vehicle Technology CALT
Priority to CN201310136783.1A priority Critical patent/CN103192219B/en
Publication of CN103192219A publication Critical patent/CN103192219A/en
Application granted granted Critical
Publication of CN103192219B publication Critical patent/CN103192219B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses a device for arm welding, in particular to a clamping device for arm welding. The clamping device comprises a support, an arm and two back plates. The arm is disposed between side frames of the support, the back plates cling to two sides of the arm respectively, screw ejection rods vertically adjustable are mounted on the side frames of the support to eject the back plates and are used for preventing the arm from deforming outwards during welding, and a plurality of support cores are mounted in the arm and supports the arm to prevent the arm from deforming inwards during welding. The clamping device is low in manufacturing cost and convenient to use, labor intensity of workers is reduced, and welding efficiency is improved.

Description

Arm body welding clamping device
Technical field
The present invention relates to a kind of arm body welding and use device, particularly relate to a kind of arm body welding clamping device.
Background technology
The arm body is the parts of lorry-mounted crane key, and its dimensional accuracy directly affects the operating characteristics of crane, but because this workpiece is bigger, and weld seam is longer, the difficult control of welding deformation.At present, domestic main lorry-mounted crane manufacturer has has all designed and developed specially the technological equipment at the different types of arm body welding, but structure is more complicated all, though can effectively reduce post welding distortion, input cost height, complex operation, production efficiency are low.
Summary of the invention
Technology of the present invention is dealt with problems and is: the deficiency that overcomes existing manufacturing mode, a kind of arm body with low cost welding clamping device is provided, by the mechanism that steps up reasonable in design, welding deformation is controlled in the design tolerance band, realize the quick clamping of workpiece and unclamp, raise labour productivity, reduce labor strength and production cost.
Technical solution of the present invention is: arm body welding clamping device of the present invention, comprise support, arm body and two backup plates, described arm body is placed between the bogie side frame of described support, described backup plate is close to the both sides of arm body respectively, but the leading screw push rod of up-down adjustment is installed all on the bogie side frame of described support, described leading screw push rod holds out against backup plate and is used for preventing that the arm body outwards is out of shape in welding process, described arm body inside is equipped with a plurality of support cores, and support stud tight arm body be used for preventing the arm body in welding process to internal strain, this device is cheap for manufacturing cost, easy to use, reduce labor strength, and improved the operating efficiency when welding.
Described support is the portal structures spare that is welded into by steel plate, side plate at support is equipped with several groups of highly different trapezoidal thread holes, described leading screw push rod is to be connected with support by trapezoidal thread is secondary, can select the screwed hole of differing heights according to the height of arm body to be welded, connect by trapezoidal thread is secondary, rotate light flexibly.
Described support core is the scissors jack structure, comprise screw rod, the first stressed seat, the second stressed seat, first is subjected to the arm of force, second is subjected to the arm of force and swivel plate, the described first stressed seat is movably arranged on described first and is subjected on the arm of force, the described second stressed seat is movably arranged on described second and is subjected on the arm of force, described first is subjected to an end of the arm of force to be subjected to an end of the arm of force hinged by first bearing pin and second, described first is subjected to the other end of the arm of force to be subjected to the other end of the arm of force hinged by second bearing pin and second, described screw rod passes unthreaded hole in first bearing pin fixedlys connected swivel plate with the screwed hole in second bearing pin, described screw rod rotates, first is subjected to the arm of force and second to be subjected to the arm of force to do the folding and unfolding campaign under the effect of screw thread pair, rotate swivel plate with spanner, the drive screw rod rotates, under the effect of screw thread pair, first of support core is subjected to the arm of force and second to be subjected to the arm of force to do the folding and unfolding campaign, to reach the purpose of stretching and release arm body.
The quantity of described support core is 1-4, can a plurality of support cores be installed according to the length of arm body, can control in scope of design to guarantee arm body post welding distortion.
Compared with prior art beneficial effect of the present invention is: comprise support, arm body and two backup plates, described arm body is placed between the bogie side frame of described support, described backup plate is close to the both sides of arm body respectively, but the leading screw push rod of up-down adjustment is installed all on the bogie side frame of described support, described leading screw push rod holds out against backup plate and is used for preventing that the arm body outwards is out of shape in welding process, described arm body inside is equipped with a plurality of support cores, and support stud tight arm body be used for preventing the arm body in welding process to internal strain, this device is cheap for manufacturing cost, easy to use, reduce labor strength, and improved the operating efficiency when welding.
Description of drawings
Fig. 1 is the structural representation that clamping device is used in the welding of arm body among the present invention.
Fig. 2 is the structural representation of support core of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
As depicted in figs. 1 and 2, arm body welding clamping device, comprise support 2, arm body 1 and two backup plates 4, arm body 1 is placed between the bogie side frame of support 1, backup plate 4 is close to the both sides of arm body 1 respectively, but the leading screw push rod 3 of up-down adjustment is installed all on the bogie side frame of support 2, leading screw push rod 3 holds out against backup plate 4 and is used for preventing that arm body 1 outwards is out of shape in welding process, support 1 is the portal structures spare that is welded into by steel plate, side plate at support 1 is equipped with several groups of highly different trapezoidal thread holes, leading screw push rod 3 is to be connected with support 2 by trapezoidal thread is secondary, can select the screwed hole of differing heights according to the height of arm body 1 to be welded, connect by trapezoidal thread is secondary, rotate light flexibly, arm body 1 inside is equipped with two support cores 5, and support core 5 stretching arm bodies 1 be used for preventing arm body 1 in welding process to internal strain, support core 5 is the scissors jack structure, comprise screw rod 6, the first stressed seat 7, the second stressed seat 8, first is subjected to the arm of force 9, second is subjected to the arm of force 10 and swivel plate 11, the first stressed seat 7 is movably arranged on first by bearing pin 12 and is subjected on the arm of force 9, the second stressed seat 8 is movably arranged on second by bearing pin 12 and is subjected on the arm of force 10, first is subjected to an end of the arm of force 9 to be subjected to an end of the arm of force 10 hinged by first bearing pin 13 and second, first is subjected to the other end of the arm of force 9 to be subjected to the other end of the arm of force 10 hinged by second bearing pin 14 and second, screw rod 6 passes unthreaded holes in first bearing pin 13 fixedlys connected swivel plate 11 with the screwed holes in second bearing pin 14, rotate swivel plate 11 with spanner, driving screw rod 6 rotates, under the effect of screw thread pair, first of support core 5 is subjected to the arm of force 9 and second to be subjected to the arm of force 10 to do the folding and unfolding campaign, to reach the purpose of stretching and release arm body 1.
The quantity of support core 5 can be installed a plurality of according to the length of arm body 1, can control in scope of design to guarantee arm body 1 post welding distortion.
The above only is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.

Claims (4)

1. the arm body welds and uses clamping device, it is characterized in that: comprise support, arm body and two backup plates, described arm body is placed between the bogie side frame of described support, described backup plate is close to the both sides of arm body respectively, but the leading screw push rod of up-down adjustment is installed all on the bogie side frame of described support, described leading screw push rod holds out against backup plate and is used for preventing that the arm body outwards be out of shape in welding process, and described arm body inside is equipped with a plurality of support cores, and the tight arm body of support stud for prevent the arm body in welding process to internal strain.
2. arm body as claimed in claim 1 welds and uses clamping device, it is characterized in that: described support is the portal structures spare that is welded into by steel plate, side plate at support is equipped with several groups of highly different trapezoidal thread holes, and described leading screw push rod is to be connected with support by trapezoidal thread is secondary.
3. arm body as claimed in claim 1 welds and uses clamping device, it is characterized in that: described support core is the scissors jack structure, comprise screw rod, the first stressed seat, the second stressed seat, first is subjected to the arm of force, second is subjected to the arm of force and swivel plate, the described first stressed seat is movably arranged on described first and is subjected on the arm of force, the described second stressed seat is movably arranged on described second and is subjected on the arm of force, described first is subjected to an end of the arm of force to be subjected to an end of the arm of force hinged by first bearing pin and second, described first is subjected to the other end of the arm of force to be subjected to the other end of the arm of force hinged by second bearing pin and second, described screw rod passes unthreaded hole in first bearing pin fixedlys connected swivel plate with the screwed hole in second bearing pin, described screw rod rotates, and first is subjected to the arm of force and second to be subjected to the arm of force to do the folding and unfolding campaign under the effect of screw thread pair.
4. clamping device is used in arm body welding as claimed in claim 3, and it is characterized in that: the quantity of described support core is 1-4.
CN201310136783.1A 2013-04-19 2013-04-19 A kind of arm body welding clamping device Active CN103192219B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310136783.1A CN103192219B (en) 2013-04-19 2013-04-19 A kind of arm body welding clamping device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310136783.1A CN103192219B (en) 2013-04-19 2013-04-19 A kind of arm body welding clamping device

Publications (2)

Publication Number Publication Date
CN103192219A true CN103192219A (en) 2013-07-10
CN103192219B CN103192219B (en) 2016-05-04

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CN201310136783.1A Active CN103192219B (en) 2013-04-19 2013-04-19 A kind of arm body welding clamping device

Country Status (1)

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CN (1) CN103192219B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104014942A (en) * 2014-06-18 2014-09-03 安庆联控机电科技发展有限公司 Guide ring adjusting and positioning device of automatic piston ring imprinter
CN106111854A (en) * 2016-08-23 2016-11-16 中国电建集团核电工程公司 The fixing device of exothermic welding mould

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101693506A (en) * 2009-08-14 2010-04-14 常熟通润汽车千斤顶有限公司 Novel scissor jack
JP2010082642A (en) * 2008-09-30 2010-04-15 Kayaba Ind Co Ltd Welding apparatus and method
CN201552408U (en) * 2009-11-13 2010-08-18 天津振汉机械装备有限公司 Rotating machine used for welding box-type structural part
CN201848639U (en) * 2010-10-19 2011-06-01 天津电力建设公司 Argon filling device for bottoming and welding argon arc of pipeline
CN102335802A (en) * 2011-09-22 2012-02-01 北京三兴汽车有限公司 Polygonal barrel welding tool
CN102451966A (en) * 2010-10-19 2012-05-16 上海外高桥造船有限公司 Chain pipe manufacturing frame, and method for manufacturing chain pipe
CN203227961U (en) * 2013-04-19 2013-10-09 长治清华机械厂 Clamping device for welding of arm bodies

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010082642A (en) * 2008-09-30 2010-04-15 Kayaba Ind Co Ltd Welding apparatus and method
CN101693506A (en) * 2009-08-14 2010-04-14 常熟通润汽车千斤顶有限公司 Novel scissor jack
CN201552408U (en) * 2009-11-13 2010-08-18 天津振汉机械装备有限公司 Rotating machine used for welding box-type structural part
CN201848639U (en) * 2010-10-19 2011-06-01 天津电力建设公司 Argon filling device for bottoming and welding argon arc of pipeline
CN102451966A (en) * 2010-10-19 2012-05-16 上海外高桥造船有限公司 Chain pipe manufacturing frame, and method for manufacturing chain pipe
CN102335802A (en) * 2011-09-22 2012-02-01 北京三兴汽车有限公司 Polygonal barrel welding tool
CN203227961U (en) * 2013-04-19 2013-10-09 长治清华机械厂 Clamping device for welding of arm bodies

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104014942A (en) * 2014-06-18 2014-09-03 安庆联控机电科技发展有限公司 Guide ring adjusting and positioning device of automatic piston ring imprinter
CN106111854A (en) * 2016-08-23 2016-11-16 中国电建集团核电工程公司 The fixing device of exothermic welding mould
CN106111854B (en) * 2016-08-23 2017-12-12 中国电建集团核电工程公司 The fixing device of exothermic welding mould

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Address after: 046012 mailbox, Changzhi, Shanxi, 6

Co-patentee after: China Academy of Launch Vehicle Technology

Patentee after: Shanxi spaceflight Qinghua Equipment Co., Ltd.

Address before: 046012 mailbox, Changzhi, Shanxi, 6

Co-patentee before: China Academy of Launch Vehicle Technology

Patentee before: Qinghua Machinery Plant, Changzhi