CN113618320A - Square connection circular flange welding positioning tool - Google Patents
Square connection circular flange welding positioning tool Download PDFInfo
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- CN113618320A CN113618320A CN202110892664.3A CN202110892664A CN113618320A CN 113618320 A CN113618320 A CN 113618320A CN 202110892664 A CN202110892664 A CN 202110892664A CN 113618320 A CN113618320 A CN 113618320A
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- 238000003466 welding Methods 0.000 title claims abstract description 56
- 230000007704 transition Effects 0.000 claims description 44
- 238000005452 bending Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
A welding and positioning tool for square-to-round flanges comprises a base, wherein a square flange positioning plate is fixedly connected to the base, and a round flange positioning assembly is fixedly connected to one side, located on the square flange positioning plate, of the base; the circular flange positioning assembly comprises a horizontal adjusting plate group connected to the upper surface of the base, a circular flange positioning plate positioned above the square flange positioning plate, a transitional connecting frame connected with the circular flange positioning plate, and an adjusting connecting rod connected between the horizontal adjusting plate group and the transitional connecting frame. According to the invention, the square flange is fixed on the square flange positioning plate, the circular flange is fixed on the circular flange positioning plate, the position of the circular flange positioning plate relative to the square flange positioning plate is adjusted through the horizontal adjusting plate group and the adjusting connecting rod, and then the square connecting round metal plate is welded between the square flange and the circular flange, so that the square flange and the circular flange can be effectively positioned, and the interchangeability of parts of a cooler pipeline air path is ensured.
Description
Technical Field
The invention relates to the field of electric welding tools, in particular to a square-to-round flange welding positioning tool.
Background
At present, a hard connection structure is mostly adopted for a pipeline air path of a cooler, and the cooler is assembled when the pipeline air path is manufactured, so that interchangeability among batch coolers is poor, and installation efficiency is low. Especially for the cooler pipeline with one end being a square flange and the other end being a circular flange, the welding difficulty of the middle metal plate is higher after the welding is in the spot, the installation efficiency can be greatly improved by assembling the middle metal plate after the welding in the early stage, and the interchangeability between cooler parts can be ensured by welding according to the same size. Therefore, a square-to-round flange welding positioning tool is urgently needed to be designed so as to reduce the size deviation in the welding process and manufacture standard parts to ensure interchangeability of all parts of the cooler.
Disclosure of Invention
The square-to-round flange welding and positioning tool fixes a square flange on a square flange positioning plate, fixes a round flange on a round flange positioning plate, adjusts the position of the round flange positioning plate relative to the square flange positioning plate through a horizontal adjusting plate group and an adjusting connecting rod, and welds a square-to-round metal plate between the square flange and the round flange, so that the square flange and the round flange can be effectively positioned, the adjustment is convenient, the welding quality and the welding efficiency are effectively improved, and the interchangeability of pipeline and wind path parts of a cooler is ensured; in addition, through the cooperation use of stop collar, the spacing subassembly of elasticity and adjusting link, can make square flange and circular flange keep parallel when the welding, improve the welding precision to it is more convenient to make the regulation.
The specific technical scheme of the invention is as follows: a welding and positioning tool for square-to-round flanges comprises a base, wherein a square flange positioning plate is fixedly connected to the base, and a round flange positioning assembly is fixedly connected to one side, located on the square flange positioning plate, of the base; the circular flange positioning assembly comprises a horizontal adjusting plate group connected to the upper surface of the base, a circular flange positioning plate positioned above the square flange positioning plate, a transitional connecting frame connected with the circular flange positioning plate, and an adjusting connecting rod connected between the horizontal adjusting plate group and the transitional connecting frame.
Therefore, a square flange is fixed on the square flange positioning plate, a round flange is fixed on the round flange positioning plate, and the square flange positioning plate as well as the round flange and the round flange positioning plate can be fixed through bolts; the position of the circular flange positioning plate relative to the square flange positioning plate is adjusted through the horizontal adjusting plate group and the adjusting connecting rod, and then a square-joint round metal plate is welded between the square flange and the circular flange, so that the square flange and the circular flange can be effectively positioned, the adjustment is convenient, and the welding quality and the welding efficiency are effectively improved.
As a preferred aspect of the present invention, the horizontal adjustment plate group includes a lateral adjustment plate and a longitudinal adjustment plate; the transverse adjusting plate is fixedly connected with the base, the longitudinal adjusting plate is adjustably connected with the transverse adjusting plate, and the adjusting connecting rod is adjustably connected with the longitudinal adjusting plate.
Therefore, the circular flange positioning plate can be adjusted relative to the square flange positioning plate through the matched installation of the transverse adjusting plate, the longitudinal adjusting plate and the adjusting connecting rod, so that the welding of square connecting circles with different offset sizes is met.
Preferably, the transverse adjusting plate is a strip-shaped plate, the width extending direction of the transverse adjusting plate is vertically and fixedly connected with the base, and the length extending direction of the transverse adjusting plate is parallel to the side edge of the square flange positioning plate; the transverse adjusting plate body is provided with at least 2 transverse adjusting holes.
Therefore, the transverse adjusting holes are arranged according to the size of the square connecting circle, and the larger the number of the transverse adjusting holes, the larger the transverse adjusting size which can be satisfied.
Preferably, the longitudinal adjusting plate is a strip-shaped plate, the width extending direction of the longitudinal adjusting plate is perpendicular to the base after the longitudinal adjusting plate is installed, and the length extending direction of the longitudinal adjusting plate is perpendicular to the transverse adjusting plate; longitudinal adjusting plate body has been seted up and has been no less than 2 longitudinal adjustment holes, longitudinal adjusting plate is close transverse adjusting plate department is equipped with the portion of bending of connection, the portion of bending of connection with pass through the bolt rigid coupling between the transverse adjusting hole.
Therefore, the connecting bending part is perpendicular to the main body part of the longitudinal adjusting plate and is provided with the mounting hole, transverse adjustment is realized through matching connection with the transverse adjusting holes of different hole positions, the structure is simple, and the adjustment is convenient; the longitudinal adjusting holes are arranged according to the size of the square connecting circle, and the larger the number of the longitudinal adjusting holes, the larger the longitudinal adjusting size which can be satisfied.
Preferably, the lower end of the adjusting connecting rod is hinged with one of the longitudinal adjusting holes through a bolt.
Therefore, the lower end of the adjusting connecting rod is provided with the mounting hole, longitudinal adjustment is achieved through matching connection with the longitudinal adjusting holes in different hole positions, the structure is simple, and adjustment is convenient.
Preferably, the transition connecting frame is a forked support, an extending part is arranged outside the circular flange positioning plate, and the upper end of the adjusting connecting rod is hinged to the extending part of the transition connecting frame through a bolt.
Therefore, the transition connecting frame can rotate backwards relative to the adjusting connecting rod, and adjustment before welding and disassembly after welding are facilitated; the hinged parts of the upper end and the lower end of the adjusting connecting rod are detachably connected, so that the distance between the square flange and the circular flange can be adjusted by replacing the adjusting connecting rods with different lengths.
Preferably, the lower end of the adjusting connecting rod is provided with a round angle in the direction away from the square flange positioning plate.
Therefore, the whole adjusting connecting rod can rotate backwards, and the assembly and disassembly are convenient.
Preferably, the square-joint circular flange welding and positioning tool further comprises a limiting sleeve and an elastic limiting assembly; the limiting sleeve is arranged on the adjusting connecting rod and close to the position hinged with the longitudinal adjusting hole, and the elastic limiting assembly is arranged on the adjusting connecting rod and close to the position hinged with the transition connecting frame.
Therefore, the limiting sleeve can enable the adjusting connecting rod and the longitudinal adjusting plate to be kept in a vertical state, and the elastic limiting assembly can enable the adjusting connecting rod and the transition connecting frame extending part to be kept in a vertical state, so that the square flange positioning plate and the circular flange positioning plate are kept in a parallel state, and welding precision is guaranteed.
Preferably, the limiting sleeve is in a cubic shape, the middle of the limiting sleeve is provided with a jack for the adjusting connecting rod to pass through, and the side surface of the limiting sleeve is provided with a fastening bolt fixed with the adjusting connecting rod through threads.
Therefore, the limiting sleeve can be fixed or slide with the adjusting connecting rod by adjusting the fastening bolt, the adjusting connecting rod can rotate the fastening bolt tightly when keeping a vertical state, and the adjusting connecting rod can rotate the fastening bolt loosely when needing to rotate, so that the adjustment is simple and convenient.
Preferably, the elastic limiting assembly comprises a fixing block, limiting pieces arranged on two sides of the fixing block and abutted against the extension parts of the transition connecting frame, a connecting shaft which is connected with the limiting pieces on the two sides and is in running fit with the fixing block, and a torsion spring arranged on the connecting shaft; the torsion spring has a force for driving the connecting shaft and the limiting sheet to rotate towards the extension part of the transition connecting frame; when the extension part of the transition connecting frame is vertical to the adjusting connecting rod, the surface of the limiting sheet abutting against the extension part of the transition connecting frame is superposed; the distance between the two limiting pieces is larger than the distance between the upper side face and the lower side face of the extension part of the transition connecting frame.
Therefore, the limiting piece is abutted against the lower side edge of the extension part of the transition connecting frame under the action of the elastic force of the torsion spring, so that the adjusting connecting rod can be perpendicular to the extension part of the transition connecting frame under the condition that the external force does not exceed the elastic force of the torsion spring; when the transition connecting frame is installed before welding or is disassembled after welding, the transition connecting frame needs to be rotated backwards, and the transition connecting frame can be conveniently installed by only applying certain external force to overcome the elasticity of the torsion spring; the transition connecting frame can be kept in a turned-up state by rotating the extension part of the transition connecting frame to a position between the limiting pieces, and operation is convenient.
In conclusion, the invention has the following beneficial effects:
according to the square-to-round flange welding and positioning tool, the square flange is fixed on the square flange positioning plate, the round flange is fixed on the round flange positioning plate, the position of the round flange positioning plate relative to the square flange positioning plate is adjusted through the horizontal adjusting plate group and the adjusting connecting rod, and the square-to-round metal plate is welded between the square flange and the round flange, so that the square flange and the round flange can be effectively positioned, the adjustment is convenient, the welding quality and the welding efficiency are effectively improved, and the interchangeability of parts of a pipeline wind path of a cooler is ensured; in addition, through the cooperation use of stop collar, the spacing subassembly of elasticity and adjusting link, can make square flange and circular flange keep parallel when the welding, improve the welding precision to it is more convenient to make the regulation.
Drawings
FIG. 1 is a front view of a cooler duct of a square-to-round flange welding and positioning tool after square-to-round installation;
FIG. 2 is a perspective view of the cooling duct air passage of the square-to-round flange welding and positioning tool of the present invention, with the square-to-round flange welding and positioning tool unset;
FIG. 3 is a partial enlarged view of an elastic limiting component of the square-to-round flange welding and positioning tool of the invention;
in the figure, 1-base, 2-square flange positioning plate, 3-round flange positioning component, 31-horizontal adjusting plate group, 311-horizontal adjusting plate, 3111-horizontal adjusting hole, 312-vertical adjusting plate, 3121-vertical adjusting hole, 3122-connecting bending part, 32-round flange positioning plate, 33-transition connecting frame, 34-adjusting connecting rod, 4-spacing sleeve, 41-fastening bolt, 5-elastic spacing component, 51-fixing block, 52-spacing piece, 53-connecting shaft and 54-torsion spring.
Detailed Description
The invention will be further explained by means of specific embodiments with reference to the drawings.
Referring to fig. 1 and 2, a square-to-round flange welding and positioning tool comprises a base 1, wherein a square flange positioning plate 2 is fixedly connected to the base 1, and a round flange positioning assembly 3 is fixedly connected to one side, located on the square flange positioning plate 2, of the base 1; the circular flange positioning assembly 3 comprises a horizontal adjusting plate group 31 connected to the upper surface of the base 1, a circular flange positioning plate 32 located above the square flange positioning plate 2, a transition connecting frame 33 connected with the circular flange positioning plate 32, and an adjusting connecting rod 34 connected between the horizontal adjusting plate group 31 and the transition connecting frame 33.
Therefore, the square flange is fixed on the square flange positioning plate 2, the circular flange is fixed on the circular flange positioning plate 32, and the square flange positioning plate 2 as well as the circular flange and the circular flange positioning plate 32 can be fixed through bolts; the position of the circular flange positioning plate 32 relative to the square flange positioning plate 2 is adjusted through the horizontal adjusting plate group 31 and the adjusting connecting rod 34, and then a square connecting round metal plate is welded between the square flange and the circular flange, so that the square flange and the circular flange can be effectively positioned, the adjustment is convenient, and the welding quality and the welding efficiency are effectively improved.
As shown in fig. 1 and 2, the horizontal adjustment plate group 31 includes a lateral adjustment plate 311 and a longitudinal adjustment plate 312; the transverse adjusting plate 311 is fixedly connected with the base 1, the longitudinal adjusting plate 312 is adjustably connected with the transverse adjusting plate 311, and the adjusting connecting rod 34 is adjustably connected with the longitudinal adjusting plate 312.
Therefore, through the matched installation of the transverse adjusting plate 311, the longitudinal adjusting plate 312 and the adjusting connecting rod 34, the position adjustment of the circular flange positioning plate 32 relative to the square flange positioning plate 2 can be realized, so that the welding of square connecting circles with different offset sizes is met.
As shown in fig. 1 and 2, the lateral adjustment plate 311 is a strip-shaped plate, and the width extension direction thereof is vertically and fixedly connected to the base 1, and the length extension direction thereof is parallel to the side of the square flange positioning plate 2; the body of the lateral adjusting plate 311 is provided with at least 2 lateral adjusting holes 3111.
Thus, the lateral adjustment holes 3111 are provided in accordance with the size of the square-to-round, and the larger the number of lateral adjustment holes, the larger the lateral adjustment size that can be satisfied.
As shown in fig. 1 and 2, the longitudinal adjustment plate 312 is a strip-shaped plate, and after being installed, the width extending direction is perpendicular to the base 1, and the length extending direction is perpendicular to the lateral adjustment plate 311; at least 2 longitudinal adjusting holes 3121 are opened on the longitudinal adjusting plate 312, a connecting bending portion 3122 is provided at the position where the longitudinal adjusting plate 312 is close to the transverse adjusting plate 311, and the connecting bending portion 3122 is fixedly connected with the transverse adjusting holes 3111 through bolts.
Therefore, the connecting bending portion 3122 is perpendicular to the main body of the longitudinal adjusting plate 312, and is provided with a mounting hole, and is connected with the transverse adjusting holes 3111 of different hole locations in a matching manner to realize transverse adjustment, so that the structure is simple, and the adjustment is convenient; the longitudinal adjustment holes 3121 are provided in accordance with the size of the square-to-round shape, and the larger the number of the longitudinal adjustment holes, the larger the size of the longitudinal adjustment that can be satisfied.
As shown in fig. 1 and 2, the lower end of the adjusting link 34 is hinged to one of the longitudinal adjusting holes 3121 through a bolt.
Therefore, the lower end of the adjusting connecting rod 34 is provided with the mounting hole, longitudinal adjustment is achieved through matching connection with the longitudinal adjusting holes 3121 of different hole sites, the structure is simple, and adjustment is convenient.
As shown in fig. 1 and 2, the transition connecting frame 33 is a bifurcated frame, and there is an extension portion located outside the circular flange positioning plate 32, and the upper end of the adjusting link 34 is hinged to the extension portion of the transition connecting frame 33 through a bolt.
Therefore, the transition connecting frame 33 can rotate backwards relative to the adjusting connecting rod 34, and adjustment before welding and disassembly after welding are convenient; the hinged parts of the upper end and the lower end of the adjusting connecting rod 34 are detachably connected, so that the distance between the square flange and the circular flange can be adjusted by replacing the adjusting connecting rods 34 with different lengths.
Referring to fig. 1 and 2, the lower end of the adjusting link 34 is provided with a round angle in the direction away from the square flange positioning plate 2.
Therefore, the whole adjusting connecting rod 34 can rotate backwards, and the assembly and disassembly are convenient.
As shown in fig. 1, 2 and 3, the square-to-round flange welding and positioning tool further comprises a limiting sleeve 4 and an elastic limiting assembly 5; the limiting sleeve 4 is installed on the adjusting connecting rod 34 close to the position hinged with the longitudinal adjusting hole 3121, and the elastic limiting assembly 5 is installed on the adjusting connecting rod 34 close to the position hinged with the transition connecting frame 33.
From this, stop collar 4 can make adjusting connecting rod 34 and vertical adjusting plate 312 keep vertical state, and the spacing subassembly of elasticity 5 can make adjusting connecting rod 34 and the extension of transition connecting frame 33 keep vertical state to make square flange locating plate 2 and circular flange locating plate 32 keep the parallel state, thereby guarantee welding accuracy.
As shown in fig. 1 and 2, the stop collar 4 is cubic, and has a middle insertion hole for the gap of the adjusting link 34 to pass through, and a side surface on which a fastening bolt 41 fixed to the adjusting link 34 is installed by a thread.
Therefore, the limiting sleeve 4 can be fixed or slide with the adjusting connecting rod 34 by adjusting the fastening bolt 41, the fastening bolt 41 is tightly rotated when the adjusting connecting rod 34 keeps a vertical state, the fastening bolt 41 is loosely rotated when the adjusting connecting rod 34 needs to rotate, and the adjustment is simple and convenient.
As shown in fig. 1, 2 and 3, the elastic limiting component 5 includes a fixing block 51, limiting pieces 52 disposed at two sides of the fixing block 51 and abutting against the extension portions of the transition connecting frame 33, a connecting shaft 53 connected to the limiting pieces 52 at two sides and rotatably engaged with the fixing block 51, and a torsion spring 54 mounted on the connecting shaft 53; the torsion spring 54 has a force for driving the connecting shaft 53 and the stopper piece 52 to rotate in the direction of the extension of the transitional connecting frame 33; when the extension part of the transition connecting frame 33 is vertical to the adjusting connecting rod 34, the surface of the limiting sheet 52 abutting against the extension part of the transition connecting frame 33 is superposed; the distance between the two limiting pieces 52 is larger than the distance between the upper side and the lower side of the extension part of the transition connecting frame 33.
Therefore, the limiting sheet 52 is abutted against the lower side edge of the extension part of the transition connecting frame 33 under the action of the elastic force of the torsion spring 54, so that the adjusting connecting rod 34 can be perpendicular to the extension part of the transition connecting frame 33 under the condition that the external force does not exceed the elastic force of the torsion spring 54; when the transition connecting frame 33 is installed before welding or is disassembled after welding, the transition connecting frame 33 needs to be rotated backwards, and only a certain external force needs to be applied to overcome the elasticity of the torsion spring 54; the transition connecting frame 33 can be kept in a turned-up state by rotating the extension part of the transition connecting frame 33 to the position between the limiting pieces 52, and the operation is convenient.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (10)
1. The utility model provides a square connects circle flange welding position frock which characterized in that: the flange positioning device comprises a base (1), wherein a square flange positioning plate (2) is fixedly connected to the base (1), and a circular flange positioning assembly (3) is fixedly connected to one side, located on the square flange positioning plate (2), of the base (1); the circular flange positioning assembly (3) comprises a horizontal adjusting plate group (31) connected to the upper surface of the base (1), a circular flange positioning plate (32) located above the square flange positioning plate (2), a transition connecting frame (33) connected with the circular flange positioning plate (32), and an adjusting connecting rod (34) connected between the horizontal adjusting plate group (31) and the transition connecting frame (33).
2. The welding and positioning tool for the square-to-round flange according to claim 1, is characterized in that: the horizontal adjusting plate group (31) comprises a transverse adjusting plate (311) and a longitudinal adjusting plate (312); transverse adjusting plate (311) with base (1) rigid coupling, vertical adjusting plate (312) with transverse adjusting plate (311) adjustable connection, adjusting connecting rod (34) with vertical adjusting plate (312) adjustable connection.
3. The welding and positioning tool for the square-to-round flange according to claim 2, is characterized in that: the transverse adjusting plate (311) is a strip-shaped plate, the width extending direction of the transverse adjusting plate is vertically and fixedly connected with the base (1), and the length extending direction of the transverse adjusting plate is parallel to the side edge of the square flange positioning plate (2); the transverse adjusting plate (311) is provided with at least 2 transverse adjusting holes (3111).
4. The welding and positioning tool for the square-to-round flange according to claim 3, is characterized in that: the longitudinal adjusting plate (312) is a strip-shaped plate, the width extending direction of the longitudinal adjusting plate is perpendicular to the base (1) after the longitudinal adjusting plate is installed, and the length extending direction of the longitudinal adjusting plate is perpendicular to the transverse adjusting plate (311); longitudinal adjusting plate (312) plate body has been seted up and has been no less than 2 longitudinal adjustment holes (3121), longitudinal adjusting plate (312) are close transverse adjusting plate (311) department is equipped with connection portion of bending (3122), connection portion of bending (3122) with through bolt rigid coupling between transverse adjusting hole (3111).
5. The welding and positioning tool for the square-to-round flange according to claim 4, is characterized in that: the lower end of the adjusting connecting rod (34) is hinged with one of the longitudinal adjusting holes (3121) through a bolt.
6. The welding and positioning tool for the square-to-round flange according to claim 5, is characterized in that: the transition connecting frame (33) is a forked support, an extending part is arranged outside the circular flange positioning plate (32), and the upper end of the adjusting connecting rod (34) is hinged to the extending part of the transition connecting frame (33) through a bolt.
7. The welding and positioning tool for the square-to-round flange according to claim 5, is characterized in that: and the lower end of the adjusting connecting rod (34) is provided with a round angle in the direction far away from the square flange positioning plate (2).
8. The welding and positioning tool for the square-to-round flange according to claim 6, is characterized in that: the square-connection circular flange welding and positioning tool further comprises a limiting sleeve (4) and an elastic limiting assembly (5); the limiting sleeve (4) is mounted on the adjusting connecting rod (34) and close to the position hinged with the longitudinal adjusting hole (3121), and the elastic limiting assembly (5) is mounted on the adjusting connecting rod (34) and close to the position hinged with the transition connecting frame (33).
9. The welding and positioning tool for the square-to-round flange according to claim 8, is characterized in that: the stop collar (4) is cubic, and the centre is equipped with the confession adjust the jack that connecting rod (34) clearance passed, the side through the screw thread install with adjust the tight set bolt (41) that connecting rod (34) are fixed.
10. The welding and positioning tool for the square-to-round flange according to claim 8, is characterized in that: the elastic limiting assembly (5) comprises a fixing block (51), limiting pieces (52) which are arranged on two sides of the fixing block (51) and abut against the extension parts of the transition connecting frame (33), a connecting shaft (53) which is connected with the limiting pieces (52) on the two sides and is in running fit with the fixing block (51), and a torsion spring (54) which is arranged on the connecting shaft (53); the torsion spring (54) is provided with a force for driving the connecting shaft (53) and the limiting sheet (52) to rotate towards the extension part direction of the transition connecting frame (33); when the extension part of the transition connecting frame (33) is vertical to the adjusting connecting rod (34), the surface of the limiting sheet (52) abutting against the extension part of the transition connecting frame (33) is superposed; the distance between the two limiting pieces (52) is larger than the distance between the upper side surface and the lower side surface of the extension part of the transition connecting frame (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892664.3A CN113618320B (en) | 2021-08-04 | 2021-08-04 | Square-connection round flange welding positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892664.3A CN113618320B (en) | 2021-08-04 | 2021-08-04 | Square-connection round flange welding positioning tool |
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| Publication Number | Publication Date |
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| CN113618320A true CN113618320A (en) | 2021-11-09 |
| CN113618320B CN113618320B (en) | 2023-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110892664.3A Active CN113618320B (en) | 2021-08-04 | 2021-08-04 | Square-connection round flange welding positioning tool |
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| CN103692128A (en) * | 2013-11-30 | 2014-04-02 | 南京梅山冶金发展有限公司 | Multi-specification combined elbow welding tool and welding method for same |
| CN203798300U (en) * | 2014-03-10 | 2014-08-27 | 中国核工业二三建设有限公司 | Measuring scale |
| CN205967913U (en) * | 2016-08-21 | 2017-02-22 | 南方中金环境股份有限公司 | Pipe flange welding position frock |
| CN206813038U (en) * | 2017-04-28 | 2017-12-29 | 安浦电气（北京）有限公司 | A kind of conveying sheet dolly |
| CN109746607A (en) * | 2017-11-02 | 2019-05-14 | 赵庆杰 | A kind of adjustable strong acoustic horn manufacture fixture |
| CN110802357A (en) * | 2019-11-22 | 2020-02-18 | 国唐汽车有限公司 | Passenger car body framework welding tool |
| CN211102745U (en) * | 2019-09-04 | 2020-07-28 | 江苏迈威科技有限公司 | Tool for assembling oil separator |
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2021
- 2021-08-04 CN CN202110892664.3A patent/CN113618320B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692128A (en) * | 2013-11-30 | 2014-04-02 | 南京梅山冶金发展有限公司 | Multi-specification combined elbow welding tool and welding method for same |
| CN203798300U (en) * | 2014-03-10 | 2014-08-27 | 中国核工业二三建设有限公司 | Measuring scale |
| CN205967913U (en) * | 2016-08-21 | 2017-02-22 | 南方中金环境股份有限公司 | Pipe flange welding position frock |
| CN206813038U (en) * | 2017-04-28 | 2017-12-29 | 安浦电气（北京）有限公司 | A kind of conveying sheet dolly |
| CN109746607A (en) * | 2017-11-02 | 2019-05-14 | 赵庆杰 | A kind of adjustable strong acoustic horn manufacture fixture |
| CN211102745U (en) * | 2019-09-04 | 2020-07-28 | 江苏迈威科技有限公司 | Tool for assembling oil separator |
| CN110802357A (en) * | 2019-11-22 | 2020-02-18 | 国唐汽车有限公司 | Passenger car body framework welding tool |
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| Publication number | Publication date |
|---|---|
| CN113618320B (en) | 2023-08-08 |
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