CN109604902B - Efficient special frock of whole welding of skeleton - Google Patents
Efficient special frock of whole welding of skeleton Download PDFInfo
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- CN109604902B CN109604902B CN201811615245.XA CN201811615245A CN109604902B CN 109604902 B CN109604902 B CN 109604902B CN 201811615245 A CN201811615245 A CN 201811615245A CN 109604902 B CN109604902 B CN 109604902B
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- positioning
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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
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to a high-efficiency special tool for integral welding of a framework, which comprises a processing platform, wherein semi-axis positioning supports, front positioning supports, auxiliary positioning supports and lug positioning supports are symmetrically arranged on two sides of the top of the processing platform from one end to the other end in sequence, front lower joint supporting blocks are arranged on the inner sides of the two front positioning supports, auxiliary lower joint supporting blocks are arranged on the inner sides of the two auxiliary positioning supports, supporting disk positioning supports are arranged on the processing platform on the inner sides of the front lower joint supporting blocks, and supporting disk positioning supports are also arranged on the processing platform on the inner sides of the two lug positioning supports. The invention avoids the out-of-tolerance phenomenon of the size of the processed framework during welding, can more accurately determine the positioning point of the integral welding of the framework, and ensures the processing precision.
Description
Technical Field
The invention relates to the field of welding fixtures, in particular to a high-efficiency special tool for integral welding of a framework.
Background
At present, the following technical problems exist in the existing framework welding tool: firstly, the product welded by the existing skeleton welding tool is easy to have out-of-tolerance phenomenon, and the machining precision is reduced; secondly, positioning points of the integral welding of the framework are difficult to determine during welding, and the machining precision is further reduced; finally, when welding, the space of a part of welding spots is narrow, technicians are difficult to enter the welding spots and the welding is difficult, and other tools are needed to perform a complicated operation process, so that the framework welding efficiency is reduced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a high-efficiency special tool for integral welding of a framework.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a special frock of efficient skeleton whole welding, including the processing platform, processing platform top both sides are symmetrical in proper order from one end to the other end and are equipped with semi-axis locating support, preceding locating support, assistance-localization real-time support and journal stirrup locating support, lower joint supporting shoe before two preceding locating support inboards all are equipped with, joint supporting shoe under two assistance-localization real-time support inboards all are equipped with the auxiliary stay, all be equipped with supporting disk locating support on the inboard processing platform of lower joint supporting shoe before, also all be equipped with supporting disk locating support on the inboard processing platform of two journal stirrup locating support.
Preferably, the distance between the supporting disc positioning supports on the inner sides of the two support lug positioning supports is the same as the distance between the supporting disc positioning supports on the inner sides of the two auxiliary positioning supports.
Preferably, the half shaft positioning support comprises a half shaft support, the bottom of the half shaft support is fixedly connected with the processing platform, a semi-cylindrical groove is formed in the top of the half shaft support, a gland is buckled at the top of the semi-cylindrical groove, another semi-cylindrical groove matched with the semi-cylindrical groove of the half shaft support is formed in the bottom of the gland, the two semi-cylindrical grooves are buckled into a complete cylindrical through groove, the half shaft is rotatably connected in the cylindrical through groove, and a pressing plate is fixedly connected to one end of the inner side of.
Preferably, the supporting disk positioning support comprises a supporting disk positioning frame base, the bottom of the supporting disk positioning frame base is fixedly connected with the machining platform, a first screw rod is vertically fixedly arranged at the top of the supporting disk positioning frame base, a supporting disk positioning shaft is sleeved outside the first screw rod, and the supporting disk positioning shaft is tightly pressed on the supporting disk positioning frame base through a nut screwed at the top of the first screw rod.
Preferably, the support lug positioning support comprises a support lug positioning support base, a support lug positioning shaft is horizontally arranged at the top of the support lug positioning support base, a second screw rod is coaxially arranged at one end, which is not connected with the support lug positioning support base, of the support lug positioning shaft, one end of the second screw rod is fixedly connected with the support lug positioning shaft, a support lug pressing plate is sleeved on the second screw rod, and the support lug pressing plate is limited through a nut at the other end of the second screw rod.
Preferably, a plurality of lightening holes are arranged on the upright post of the base of the supporting disk positioning frame.
The invention has the beneficial effects that: during welding, the framework is positioned by the two pressing plates, the three positioning shafts and the five positioning supports, the out-of-tolerance phenomenon of the size of the machined framework is avoided, the positioning points of integral welding of the framework can be more accurately determined, the machining precision is ensured, meanwhile, sufficient actual operation space is reserved according to the process flow, so that technicians can operate the positioning device more easily, the welding period is shortened, and the working efficiency is improved.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a right side view of the present invention;
in the figure: 1-processing a platform; 2-half shaft support; 3-pressing the cover; 4-half shaft; 5, pressing a plate; 6-bolt; 7-front positioning support; 8-auxiliary positioning support; 9-front lower joint supporting block; 10-auxiliary support of the lower joint support block; 11-a support disk spacer base; 12-supporting a disk positioning shaft; 13-screw rod one; 14-lug positioning support base; 15-support ear positioning shaft; 16-screw II; 17-lug pressing plate; 18-lightening holes;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in the figure, a special frock of efficient skeleton bulk weld, including processing platform 1, 1 top both sides of processing platform are symmetrical in proper order from one end to the other end and are equipped with semi-axis locating support, preceding locating support 7, assistance-localization real-time support 8 and journal stirrup locating support, 7 inboards of two preceding locating supports all are equipped with preceding lower joint supporting shoe 9, two 8 inboards of assistance-localization real-time support all are equipped with the joint supporting shoe 10 under the assistance-localization real-time support, all be equipped with supporting disk locating support on the inboard processing platform 1 of preceding lower joint supporting shoe 9, also all be equipped with supporting disk locating support on the inboard processing platform 1 of two journal stirrup locating.
Preferably, the spacing between the supporting disc positioning supports on the inner sides of the two lug positioning supports is the same as the spacing between the supporting disc positioning supports on the inner sides of the two auxiliary positioning supports 8.
Preferably, the half shaft positioning support comprises a half shaft support 2, the bottom of the half shaft support 2 is fixedly connected with the processing platform 1, a semi-cylindrical groove is formed in the top of the half shaft support 2, a gland 3 is buckled at the top of the semi-cylindrical groove, the bottom of the gland 3 is provided with another semi-cylindrical groove matched with the semi-cylindrical groove of the half shaft support 2, the two semi-cylindrical grooves are buckled to form a complete cylindrical through groove, a half shaft 4 is rotatably connected in the cylindrical through groove, and a pressing plate 5 is fixedly connected to one end of the inner side of the.
Preferably, the supporting disk positioning support comprises a supporting disk positioning frame base 11, the bottom of the supporting disk positioning frame base 11 is fixedly connected with the processing platform 1, a first screw 13 is vertically and fixedly arranged at the top of the supporting disk positioning frame base 11, a supporting disk positioning shaft 12 is sleeved outside the first screw 13, and the supporting disk positioning shaft 12 is tightly pressed on the supporting disk positioning frame base 11 through a nut screwed at the top of the first screw 13.
Preferably, the support lug positioning support comprises a support lug positioning support base 14, a support lug positioning shaft 15 is horizontally arranged at the top of the support lug positioning support base 14, a second screw rod 16 is coaxially arranged at one end, which is not connected with the support lug positioning support base 14, of the support lug positioning shaft 15, one end of the second screw rod 16 is fixedly connected with the support lug positioning shaft 15, a support lug pressing plate 17 is sleeved on the second screw rod 16, and the support lug pressing plate 17 is limited through a nut at the other end of the second screw rod 16.
Preferably, a plurality of lightening holes 18 are arranged on the upright column of the supporting disk positioning frame base 11.
Examples
Because the length of the framework is 2500mm, the width is 2000mm and the height is 1050mm, in order to ensure that the deformation after welding is not more than 3mm, according to the structural form and the pattern size of the framework, the invention takes a half shaft positioning support, a support lug positioning support and a support disc positioning support as positioning references, properly increases the shrinkage after welding on the basis of the pattern size, determines the mounting positions of each positioning support, a pressure plate 5 and a support lug pressure plate 17 on a processing platform 1, and ensures the deformation after welding and the integral machining allowance. The positioning support is firstly fastened on the processing platform 1 by bolts, then the final mounting position is determined by the positioning pins, and the laser tracker is used for detection. And orderly welding according to the process flow and the actual operation space during welding.
The raw materials of each positioning bracket are Q235-A steel plates, and the raw materials of each positioning shaft are 45 steel bars; the standard piece uniformly adopts the national standard piece produced by capital aerospace machinery company, and the product quality is ensured; the processing platform 1 is a special cast iron platform customized according to the requirements of drawings.
The design and manufacture of the invention greatly shorten the welding period of the product, shorten the welding period of 30 days originally planned to 12 days, improve the working efficiency and reduce the welding cost, and the design scheme of the welding tool can be used for welding other similar products.
The invention has been described in connection with the accompanying drawings, it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, adaptations or uses of the invention, and all such modifications and variations are within the scope of the invention.
Claims (3)
1. The efficient special tool for integral welding of the framework comprises a processing platform (1) and is characterized in that semi-axis positioning supports, front positioning supports (7), auxiliary positioning supports (8) and support lug positioning supports are symmetrically arranged on two sides of the top of the processing platform (1) from one end to the other end in sequence, front lower joint supporting blocks (9) are arranged on the inner sides of the two front positioning supports (7), auxiliary support lower joint supporting blocks (10) are arranged on the inner sides of the two auxiliary positioning supports (8), supporting disk positioning supports are arranged on the processing platform (1) on the inner sides of the front lower joint supporting blocks (9), and supporting disk positioning supports are arranged on the processing platform (1) on the inner sides of the two support lug positioning supports;
the half shaft positioning support comprises a half shaft support (2), the bottom of the half shaft support (2) is fixedly connected with the processing platform (1), a semi-cylindrical groove is formed in the top of the half shaft support (2), a gland (3) is buckled at the top of the semi-cylindrical groove, the other semi-cylindrical groove matched with the semi-cylindrical groove of the half shaft support (2) is formed in the bottom of the gland (3), the two semi-cylindrical grooves are buckled into a complete cylindrical through groove, a half shaft (4) is rotationally connected in the cylindrical through groove, and a pressing plate (5) is fixedly connected to one end of the inner side of the half shaft (;
the supporting disc positioning support comprises a supporting disc positioning frame base (11), the bottom of the supporting disc positioning frame base (11) is fixedly connected with the machining platform (1), a first screw (13) is vertically and fixedly arranged at the top of the supporting disc positioning frame base (11), a supporting disc positioning shaft (12) is sleeved outside the first screw (13), and the supporting disc positioning shaft (12) is tightly pressed on the supporting disc positioning frame base (11) through a nut screwed at the top of the first screw (13);
the support lug positioning support comprises a support lug positioning support base (14), a support lug positioning shaft (15) is horizontally arranged at the top of the support lug positioning support base (14), a screw rod II (16) is coaxially arranged at one end, which is not connected with the support lug positioning support base (14), of the support lug positioning shaft (15), one end of the screw rod II (16) is fixedly connected with the support lug positioning shaft (15), a support lug pressing plate (17) is sleeved on the screw rod II (16), and the support lug pressing plate (17) is limited through a nut at the other end of the screw rod II (16).
2. The efficient tool special for integral framework welding as claimed in claim 1, wherein the spacing between the supporting disk positioning brackets at the inner sides of the two lug positioning brackets is the same as the spacing between the supporting disk positioning brackets at the inner sides of the two front lower joint supporting blocks (9).
3. The efficient tool special for integral framework welding according to claim 1, wherein a plurality of lightening holes (18) are formed in the upright column of the supporting disk positioning frame base (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615245.XA CN109604902B (en) | 2018-12-27 | 2018-12-27 | Efficient special frock of whole welding of skeleton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615245.XA CN109604902B (en) | 2018-12-27 | 2018-12-27 | Efficient special frock of whole welding of skeleton |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109604902A CN109604902A (en) | 2019-04-12 |
| CN109604902B true CN109604902B (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811615245.XA Active CN109604902B (en) | 2018-12-27 | 2018-12-27 | Efficient special frock of whole welding of skeleton |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201906949U (en) * | 2010-12-02 | 2011-07-27 | 中国一拖集团有限公司 | Molding device for loader bucket |
| CN202240251U (en) * | 2011-06-01 | 2012-05-30 | 柳州市久日工程机械有限公司 | Pneumatic fixture assembly for splicing main platform |
| DE202013011689U1 (en) * | 2013-10-16 | 2014-04-03 | Bombardier Transportation Gmbh | Support structure for welding a chassis frame beam of a rail vehicle |
| CN204397246U (en) * | 2014-12-31 | 2015-06-17 | 安徽江淮银联重型工程机械有限公司 | The tailstock location fexible unit of forklift frame joint welding |
| CN204430631U (en) * | 2015-01-07 | 2015-07-01 | 安徽威玛重型机械制造有限公司 | A kind of positioning tool for electri forklift Frame Welding |
| CN207479927U (en) * | 2017-11-03 | 2018-06-12 | 江苏沃尔夫智能科技有限公司 | A kind of driver's cabin mounting base welding tooling |
-
2018
- 2018-12-27 CN CN201811615245.XA patent/CN109604902B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201906949U (en) * | 2010-12-02 | 2011-07-27 | 中国一拖集团有限公司 | Molding device for loader bucket |
| CN202240251U (en) * | 2011-06-01 | 2012-05-30 | 柳州市久日工程机械有限公司 | Pneumatic fixture assembly for splicing main platform |
| DE202013011689U1 (en) * | 2013-10-16 | 2014-04-03 | Bombardier Transportation Gmbh | Support structure for welding a chassis frame beam of a rail vehicle |
| CN204397246U (en) * | 2014-12-31 | 2015-06-17 | 安徽江淮银联重型工程机械有限公司 | The tailstock location fexible unit of forklift frame joint welding |
| CN204430631U (en) * | 2015-01-07 | 2015-07-01 | 安徽威玛重型机械制造有限公司 | A kind of positioning tool for electri forklift Frame Welding |
| CN207479927U (en) * | 2017-11-03 | 2018-06-12 | 江苏沃尔夫智能科技有限公司 | A kind of driver's cabin mounting base welding tooling |
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| Publication number | Publication date |
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| CN109604902A (en) | 2019-04-12 |
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