CN209754425U - Auxiliary welding tool for flange tube base - Google Patents
Auxiliary welding tool for flange tube base Download PDFInfo
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- CN209754425U CN209754425U CN201822211020.XU CN201822211020U CN209754425U CN 209754425 U CN209754425 U CN 209754425U CN 201822211020 U CN201822211020 U CN 201822211020U CN 209754425 U CN209754425 U CN 209754425U
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- rod
- connecting rod
- cross beam
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- flange
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Abstract
The utility model discloses a flange tube socket welding auxiliary fixtures, include: the tank body comprises a central rod, a cross beam and a central threaded handle, wherein the cross beam is a multi-arm cross beam which extends to the periphery along the center of the cross beam and is provided with at least three extension arms; the movable sliding sleeve is movably sleeved on the central rod, the bottom of the central rod is fixedly provided with a fixed connecting sleeve, and a connecting rod structure is arranged between the movable sliding sleeve and the fixed connecting sleeve. The tool is convenient to carry and use, can be taken at will in manufacturing production, is safe, economic and efficient, and avoids the defect that the sealing surface of the flange needs secondary processing.
Description
Technical Field
The utility model relates to a welding auxiliary fixtures especially relates to a flange tube seat welding auxiliary fixtures.
Background
The flange is a very common connecting part in mechanical equipment and can be used for connection between two shafts, connection between two pipelines, connection between two pieces of equipment and the like, for example, a stirring port of a tank body in the stirring equipment is connected with an external part through the flange, and the flange is welded and connected with the stirring port of the tank body through a pipe seat at the bottom of the flange. Because the flatness requirement of the sealing surface of the flange at the stirring port of the tank body by the stirring equipment is very high, the flatness of the sealing surface of the flange is easy to damage by conventional welding, and the flatness requirement of the sealing surface is not up to the standard. At present, the flatness of the sealing surface of the flange is ensured by adopting a mode of secondary processing of the sealing surface after the welding of the flange is finished, but the time and the labor are wasted. With the development trend of increasing the size of equipment, the requirement on the processing capacity of a lathe is higher when the diameter of the end socket is larger. If a large lathe is purchased only for machining the sealing surface of the flange on the large-diameter end socket, it is very expensive for a common manufacturing plant.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve is: the utility model provides a can stabilize the sealed face of support flange, fixed flange's flange tube seat welding auxiliary fixtures, this flange tube seat welding auxiliary fixtures can effectively avoid the deflection of tube seat when installation, welding to guarantee to adjust qualified flange after the welding, the qualification rate of the sealed face of flange's plane degree has reached 100%, therefore the sealed face of flange need not to carry out secondary operation again and handles.
In order to solve the above problem, the utility model adopts the following technical scheme: flange tube socket welding auxiliary fixtures, include: the tank body is characterized by comprising a central rod, a cross beam and a central threaded handle, wherein the cross beam is a multi-arm cross beam which extends to the periphery along the center of the cross beam and is provided with at least three stretching arms, a connecting through hole is formed in the center of the cross beam, when the cross beam is sleeved on the central rod through the connecting through hole, the lower bottom surfaces of the stretching arms are positioned on the same plane vertical to the axial lead of the central rod, a supporting device for supporting the cross beam above the tank body is arranged on the cross beam, a connecting threaded section matched with an internal threaded section of the central threaded handle is arranged on the upper section of the central rod, and after the cross beam is supported above the tank body through the supporting device, the central threaded handle screwed; the movable sliding sleeve is movably sleeved on the central rod below the connecting threaded section, the bottom of the central rod is fixedly provided with a fixed connecting sleeve, a connecting rod structure is arranged between the movable sliding sleeve and the fixed connecting sleeve, the connecting rod structure is composed of at least three groups of connecting rod groups, and each group of connecting rod groups are distributed at intervals along the circumferential direction of the central rod; each group of connecting rod groups consists of an upper connecting rod and a lower connecting rod, and the central line of the upper connecting rod, the central line of the lower connecting rod and the central rod are positioned in the same plane; the top of the upper connecting rod is hinged on the movable sliding sleeve, the bottom of the lower connecting rod is hinged on the fixed connecting sleeve, the middle of the bottom surface of the upper connecting rod is inwards provided with a connecting groove, two ends of the connecting groove penetrate through the side surfaces of two sides of the upper connecting rod, two sides of the top surface of the lower connecting rod are symmetrically inwards cut to form long groove blocks which can be clamped and embedded in the connecting groove, and the long groove blocks are hinged in the connecting groove. At the moment, the long groove block is positioned in the center of the top surface of the lower connecting rod, and step surfaces are formed between the outer contours of the cutting positions on the two sides of the long groove block and the outer contour of the lower connecting rod respectively.
Further, aforementioned flange tube seat welding auxiliary fixtures, wherein, strutting arrangement's structure be: each extending arm is provided with a regulating hole, each regulating hole is radially distributed by taking the connecting through hole as a center, a regulating threaded rod is movably inserted into each regulating hole, the axial lead of each regulating threaded rod is parallel to the axial lead of the central rod, each regulating threaded rod is provided with a regulating threaded handle, and each regulating threaded handle is screwed on each regulating threaded rod below the cross beam.
Further, in the auxiliary welding tool for the flange tube seat, the cross beam is a cross beam which extends to the periphery along the center of the cross beam and is provided with four extending arms.
Further, in the auxiliary welding tool for the flange tube seat, a rectangular positioning frame is arranged below the cross beam, the positioning frame surrounds each adjusting threaded rod in the positioning frame, four corners of the positioning frame are rounded corners matched with the outer contour of each adjusting threaded rod, and each adjusting threaded rod is tightly attached to the four rounded corners of the positioning frame; and each round angle is provided with a locking device which locks the corresponding adjusting threaded rod in the circumferential direction.
Further, aforementioned flange tube seat welding auxiliary fixtures, wherein, every locking device's structure is: a pin hole is formed in the round corner, a positioning blind hole which is recessed inwards is formed in the outer contour of the adjusting threaded rod opposite to the pin hole, and one end of the positioning pin shaft penetrates through the pin hole and then extends into the positioning blind hole.
Further, in the auxiliary welding tool for the flange tube seat, at least three upper fixing rods are arranged on the movable sliding sleeve, the upper fixing rods are distributed at intervals along the circumferential direction of the movable sliding sleeve, the upper fixing rods correspond to the upper connecting rods in each group of connecting rod groups one by one, and the top of each upper connecting rod in each group of connecting rod groups is hinged with the corresponding upper fixing rod; at least three lower fixing rods are arranged on the fixed connecting sleeve, the lower fixing rods are distributed at intervals along the circumferential direction of the fixed connecting sleeve, the lower fixing rods correspond to the lower connecting rods in each group of connecting rod groups one by one, and the bottoms of the lower connecting rods in each group of connecting rod groups are hinged with the corresponding lower fixing rods respectively.
Further, in the auxiliary welding tool for the flange tube seat, the top of each upper fixing rod is fixedly connected to the movable sliding sleeve, the bottom of each upper fixing rod is arranged in a downward inclined manner, and the top of each upper connecting rod in each connecting rod group is hinged to the bottom of the corresponding upper fixing rod; the bottom of each lower fixing rod is fixedly connected to the fixed connecting sleeve, the top of each lower fixing rod is arranged in an upward inclined mode, and the bottom of each lower connecting rod in each connecting rod group is hinged to the top of the corresponding lower fixing rod.
Further, the auxiliary welding tool for the flange tube seats is characterized in that each group of connecting rod groups are uniformly distributed along the circumferential direction of the central rod at intervals.
Further, in the auxiliary welding tool for the flange pipe seat, four groups of connecting rod sets are arranged between the movable sliding sleeve and the fixed connecting sleeve, and each group of connecting rod sets are uniformly distributed along the circumferential direction of the central rod at intervals.
The utility model has the advantages that: the portable, convenient to use, safe, economic and efficient, can be taken at any time in the manufacturing production; the flange can be stably supported and positioned at the stirring port of the tank body in the stirring equipment, and the deformation of the pipe seat during installation and welding is effectively avoided, so that the qualified rate of flatness of the sealing surface of the flange after welding of the qualified flange is ensured to reach 100%, and the sealing surface of the flange does not need to be subjected to secondary processing.
Drawings
Fig. 1 is a schematic perspective view of the auxiliary welding tool for flange tube seats of the present invention.
Fig. 2 is a schematic structural view of the auxiliary welding tool for flange tube seats.
Fig. 3 is a schematic view of the link structure of fig. 2 in a deployed state.
Fig. 4 is a perspective view of the link structure of fig. 3.
Fig. 5 is a schematic view of the link structure in a contracted state.
Fig. 6 is a schematic view of the structure of the locking device of fig. 1.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and preferred embodiments.
The flange 10 is formed by integrally molding a flange plate 101 and a socket 102 located at the bottom of the flange plate 101, and the upper surface of the flange plate 101 is a sealing surface of the flange 10. When the flange 10 is welded at the stirring port of the tank 9 in the stirring equipment, the pipe seat 102 and the stirring port of the tank 9 are welded and connected into a whole. In the embodiment, the auxiliary welding tool for the flange tube seat is designed for stably supporting and positioning the flange 10 and the sealing surface of the flange 10, so that the flange 10 is ensured not to deform in the installation and welding processes, and the flatness of the sealing surface of the flange 10 adjusted to a qualified position by the auxiliary welding tool for the flange tube seat is not influenced by welding, so that the flatness of the sealing surface of the flange 10 can be guaranteed to a hundred percent, and the defect that the sealing surface of the flange 10 needs secondary processing is avoided.
As shown in fig. 1 and fig. 2, the auxiliary welding tool for a flange pipe seat in the embodiment includes: the telescopic multi-arm beam comprises a central rod 1, a cross beam 2 and a central threaded handle 11, wherein the cross beam 2 is a multi-arm cross beam which is provided with at least three stretching arms 21 and extends to the periphery along the center of the cross beam, a connecting through hole is formed in the center of the cross beam 2, when the cross beam 2 is sleeved on the central rod 1 through the connecting through hole, the lower bottom surfaces of the stretching arms 21 are positioned on the same plane, and the plane is vertical to the axial lead of the central rod 1. The cross beam 2 is provided with a supporting device for supporting the cross beam 2 above the tank body 9, and the structure of the supporting device is as follows: each extending arm 21 is provided with an adjusting hole, each adjusting hole is radially distributed by taking the connecting through hole as a center, an adjusting threaded rod 3 is movably inserted into each adjusting hole, and the axis of each adjusting threaded rod 3 is parallel to the axis of the central rod 1. In the embodiment, the cross beam 2 is taken as a cross beam which extends four extending arms 21 to the periphery along the center of the cross beam, and the scheme is an optimal scheme, the four extending arms 21 of the cross beam are the same in length, and at the moment, four adjusting threaded rods 3 are radially distributed along the connecting through hole as the center. As shown in fig. 1 and 3, each adjusting threaded rod 3 is provided with an adjusting threaded knob 31, and each adjusting threaded knob 31 is screwed on each adjusting threaded rod 3 below the beam 2. When in use, the bottoms of the four adjusting threaded rods 3 are respectively abutted against the surface of the tank body 9 around the stirring port of the tank body 9. At this time, the four extending arms 21 of the cross beam are respectively rested on the corresponding adjusting threaded handles 31.
The upper section of the central rod 1 is provided with a connecting thread section 12 matched with the internal thread section of the central thread handle 11. When the crossbeam 2 is sleeved on the central rod 1 through the connecting through hole and supported above the tank body 9 through the adjusting threaded rods 3, the central threaded handle 11 locks the position of the central rod 1 after being screwed on the connecting threaded section 12, so that the central rod 1 is suspended on the crossbeam 2.
The upper section of the central rod 1 is a connecting thread section 12, other positions of the central rod are of a polished rod structure, as shown in fig. 1, fig. 3 and fig. 4, the movable sliding sleeve 4 is movably sleeved on the polished rod of the central rod 1, the bottom of the central rod 1 is fixedly provided with a fixed connecting sleeve 5, a connecting rod structure 6 is arranged between the movable sliding sleeve 4 and the fixed connecting sleeve 5, the connecting rod structure 6 is composed of at least three groups of connecting rod groups, and each group of connecting rod groups are distributed at intervals along the circumferential direction of the central rod 1. In the embodiment, the optimal scheme is that each group of link groups are uniformly distributed along the circumferential direction of the central rod 1 at intervals. As shown in fig. 4, each group of links is composed of an upper link 61 and a lower link 62, and the center line of the upper link 61, the center line of the lower link 62, and the center line of the center rod 1 are located in the same plane. The top of the upper connecting rod 61 is hinged on the movable sliding sleeve 4, the bottom of the lower connecting rod 62 is hinged on the fixed connecting sleeve 5, the middle of the bottom surface of the upper connecting rod 61 is inwards provided with a connecting groove 611, two ends of the connecting groove 611 penetrate through the side surfaces of two sides of the upper connecting rod 61, two sides of the top surface of the lower connecting rod 62 are symmetrically inwards cut to form a long groove block 621 which can be clamped and embedded in the connecting groove 611, and the long groove block 621 is hinged in the. The long slot block 621 is located at the center of the top surface of the lower link 62, and step surfaces 620 are formed between the outer contours of the cuts at the two sides of the long slot block 621 and the outer contour of the lower link 62.
The working principle of the auxiliary welding tool for the flange tube seat is as follows:
The pipe seat 102 at the bottom of the flange 10 extends into the stirring port of the tank 9 in the stirring equipment, and the flange 10 is suspended and placed in the stirring port of the tank 9 through the flange 101 at the moment because the outer diameter of the flange 101 is larger than the caliber of the stirring port of the tank 9.
The link arrangement 6 in the collapsed state is extended into the socket 102, the link arrangement 6 in the collapsed state being shown with reference to fig. 5. The movable sliding sleeve 4 is pushed to gradually approach the fixed connecting sleeve 5 along the central rod 1, the connecting rod structure 6 is gradually unfolded, during the unfolding process of the connecting rod structure 6, the top of the upper connecting rod 61 rotates downwards around a hinge point a between the upper connecting rod 61 and the lower connecting rod 62, the bottom of the lower connecting rod 62 rotates upwards around a hinge point a between the upper connecting rod 61 and the lower connecting rod 62, at this time, the top of the upper connecting rod 61 and the bottom of the lower connecting rod 62 gradually approach, when the upper connecting rod 61 and the lower connecting rod 62 move to the bottom of the upper connecting rod 61 to abut against a step surface 620 at the top of the lower connecting rod 62, the step surface 620 blocks the top of the upper connecting rod 61 from continuing to rotate downwards around the hinge point a between the upper connecting rod 61 and the lower connecting rod 62, and at this time, the connecting rod structure 6 is at the maximum unfolding position, as shown in fig. 3 and 4, the unfolded link structure 6 is now two diamond-shaped criss-cross structures. The maximum excircle diameter of the connecting structure 6 which is unfolded maximally is larger than the caliber of the tube seat, the central rod 1 is pulled upwards, so that the connecting rod structure 6 at the maximum unfolding position moves upwards to be clamped on the lower surface of the tube seat 102, at the moment, each upper connecting rod 61 is tightly attached to the edge of the tube opening at the bottom of the tube seat 102, the maximum unfolding position of the connecting rod structure 6 is locked, and the central rod 1 is automatically positioned at the central position of the tube seat 102.
The cross beam 2 is sleeved on the central rod 1 through the connecting through hole, and then the central threaded handle 11 is screwed, so that the lower bottom surfaces of the extending arms of the cross beam 2 are attached to the sealing surface of the flange 10. At this time, the cross beam 2 and the link structure 6 firmly fix the flange 10 between the cross beam 2 and the link structure 6.
The adjusting threaded handles 31 on the four adjusting threaded rods 3 are respectively rotated, the length of the four adjusting threaded rods 3 extending out of the lower portion of the cross beam 2 is adjusted, after the bottom surfaces of the four adjusting threaded rods 3 are all in contact with the surface of the tank body 9, the flange 10 gradually rises along with the length of each adjusting threaded rod 3 extending out of the lower portion of the cross beam 2, and the four adjusting threaded handles 31 are stopped to rotate when the flange 10 is about to rise to a set height. Loosening the central threaded handle 11, finely adjusting the position of the whole flange 10 in the auxiliary welding tool for the flange tube seat and the stirring port of the tank body 9, screwing the central threaded handle 11 after the flange 10 is in the central position of the stirring port of the tank body 9, and then continuously finely adjusting the four adjusting threaded handles 31 to enable the flange 10 to rise to a set height, namely completing the positioning adjustment of the position of the flange 10, the positioning adjustment of the sealing surface of the flange 10 and the task of stably supporting the flange 10 at the stirring port of the tank body 9 in the stirring equipment. At this time, the pipe seat 102 and the stirring port of the tank body 9 can be welded and connected, and if heat treatment is needed after welding, the auxiliary welding tool for the flange pipe seat is detached after the heat treatment is qualified. In the welding process, because four supporting points of the bottoms of the four adjusting threaded rods 3 supported on the surface of the tank body 9 are far away from a welding area, a supporting device is not influenced by welding, the supporting device supports the flange 10 stably, and the sealing surface of the flange 10 fixed by the four adjusting threaded rods 3, the cross beam 2 and the connecting rod structure 6 in a matched mode cannot be influenced by welding. In addition, the cross beam 2 and the connecting rod structure 6 surround the flange 10 up and down, and the flange tube seat welding auxiliary tool and the flange are fixed into a whole, so that the tube seat 102 cannot be deformed during installation and welding, the flatness of the sealing surface of the flange 10 adjusted to a qualified position through the flange tube seat welding auxiliary tool cannot be influenced by welding, and the defect that the sealing surface of the flange 10 needs secondary processing is avoided.
Example two
As shown in fig. 1 and fig. 2, the present embodiment is different from the first embodiment in that: a rectangular positioning frame 7 is arranged below the cross beam 2, each adjusting threaded rod 3 is surrounded in the positioning frame 7 by the positioning frame 7, four corners of the positioning frame 7 are rounded corners 71 matched with the outer contour of each adjusting threaded rod 3, and each adjusting threaded rod 3 is tightly attached to the inner sides of the four rounded corners 71 of the positioning frame 7; on each fillet 71 there is provided a locking device 8 which locks the corresponding adjusting threaded rod 3 circumferentially.
As shown in fig. 6, each locking device 8 has a structure in which: a pin hole is formed in the round corner 71, a positioning blind hole which is recessed inwards is formed in the outer contour of the adjusting threaded rod 3 opposite to the pin hole, and one end of the positioning pin shaft 81 penetrates through the pin hole and then extends into the positioning blind hole, so that the relative position between the round corner 71 and the adjusting threaded rod 3 is fixed, and the adjusting threaded rod 3 is prevented from rotating along the center line of the adjusting threaded rod when the threaded handle 31 is adjusted.
The rest of the structure and the using mode are the same as those of the first embodiment, and are not described again.
EXAMPLE III
As shown in fig. 4, the difference between the present embodiment and the first or second embodiment is: in this embodiment, at least three upper fixing rods 41 are arranged on the movable sliding sleeve 4, each upper fixing rod 41 is distributed at intervals along the circumferential direction of the movable sliding sleeve 4, each upper fixing rod 41 corresponds to an upper connecting rod 61 in each group of connecting rod group one by one, the top of each upper fixing rod 41 is fixedly connected to the movable sliding sleeve 4, and the bottom of each upper fixing rod 41 is arranged in a downward inclination manner; the top of the upper connecting rod 61 in each group of connecting rod group is hinged with the bottom of the corresponding upper fixing rod 41. At least three lower fixing rods 51 are arranged on the fixed connecting sleeve 5, each lower fixing rod 51 is distributed at intervals along the circumferential direction of the fixed connecting sleeve 5, each lower fixing rod 51 corresponds to a lower connecting rod 62 in each group of connecting rod groups one by one, the bottom of each lower fixing rod 51 is fixedly connected to the fixed connecting sleeve 5, the top of each lower fixing rod 51 is arranged in an upward inclined manner, and the bottom of each lower connecting rod 62 in each group of connecting rod groups is hinged to the top of the corresponding lower fixing rod 51.
In the embodiment, the optimal scheme is that four groups of connecting rod groups are arranged between the movable sliding sleeve 4 and the fixed connecting sleeve 5, and each group of connecting rod groups are uniformly distributed along the circumferential direction of the central rod 1 at intervals. At this time, four upper fixing rods 41 are arranged on the movable sliding sleeve 4, and the four upper fixing rods 41 are uniformly distributed along the circumferential direction of the movable sliding sleeve at intervals. Four lower fixing rods 51 are arranged on the fixed connecting sleeve 5, and the four lower fixing rods 51 are uniformly distributed along the circumferential direction of the fixed connecting sleeve 5 at intervals.
The rest of the structure and the using mode are the same as those of the first embodiment or the second embodiment, and are not described again.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any modifications or equivalent changes made in accordance with the technical spirit of the present invention are also within the scope of the present invention.
The utility model has the advantages that: the portable, convenient to use, safe, economic and efficient, can be taken at any time in the manufacturing production; secondly, the flange 10 can be stably supported and positioned at the stirring port of the tank body 9 in the stirring equipment, and the deformation of the pipe seat 102 during installation and welding is effectively avoided, so that the qualified rate of the flatness of the sealing surface of the flange 10 after the qualified flange 10 is adjusted and welded is ensured to reach 100%, and the sealing surface of the flange 10 does not need to be subjected to secondary processing.
Claims (9)
1. Flange tube socket welding auxiliary fixtures, its characterized in that: the method comprises the following steps: the tank body is characterized by comprising a central rod, a cross beam and a central threaded handle, wherein the cross beam is a multi-arm cross beam which extends to the periphery along the center of the cross beam and is provided with at least three stretching arms, a connecting through hole is formed in the center of the cross beam, when the cross beam is sleeved on the central rod through the connecting through hole, the lower bottom surfaces of the stretching arms are positioned on the same plane vertical to the axial lead of the central rod, a supporting device for supporting the cross beam above the tank body is arranged on the cross beam, a connecting threaded section matched with an internal threaded section of the central threaded handle is arranged on the upper section of the central rod, and after the cross beam is supported above the tank body through the supporting device, the central threaded handle screwed; the movable sliding sleeve is movably sleeved on the central rod below the connecting threaded section, the bottom of the central rod is fixedly provided with a fixed connecting sleeve, a connecting rod structure is arranged between the movable sliding sleeve and the fixed connecting sleeve, the connecting rod structure is composed of at least three groups of connecting rod groups, and each group of connecting rod groups are distributed at intervals along the circumferential direction of the central rod; each group of connecting rod groups consists of an upper connecting rod and a lower connecting rod, and the central line of the upper connecting rod, the central line of the lower connecting rod and the central rod are positioned in the same plane; the top of the upper connecting rod is hinged on the movable sliding sleeve, the bottom of the lower connecting rod is hinged on the fixed connecting sleeve, the middle of the bottom surface of the upper connecting rod is inwards provided with a connecting groove, two ends of the connecting groove penetrate through the side surfaces of two sides of the upper connecting rod, two sides of the top surface of the lower connecting rod are symmetrically inwards cut to form long groove blocks which can be clamped and embedded in the connecting groove, and the long groove blocks are hinged in the connecting groove.
2. The auxiliary welding tool for the flange bases according to claim 1, is characterized in that: the structure of the supporting device is as follows: each extending arm is provided with a regulating hole, each regulating hole is radially distributed by taking the connecting through hole as a center, a regulating threaded rod is movably inserted into each regulating hole, the axial lead of each regulating threaded rod is parallel to the axial lead of the central rod, each regulating threaded rod is provided with a regulating threaded handle, and each regulating threaded handle is screwed on each regulating threaded rod below the cross beam.
3. The auxiliary welding tool for the flange bases according to claim 2, is characterized in that: the cross beam is a cross beam which is provided with four extending arms extending to the periphery along the center of the cross beam.
4. The auxiliary welding tool for the flange bases according to claim 3, is characterized in that: a rectangular positioning frame is arranged below the cross beam, the positioning frame surrounds all the adjusting threaded rods in the positioning frame, four corners of the positioning frame are rounded corners matched with the outer contours of the adjusting threaded rods, and the adjusting threaded rods are respectively tightly attached to the four rounded corners of the positioning frame; and each round angle is provided with a locking device which locks the corresponding adjusting threaded rod in the circumferential direction.
5. The auxiliary welding tool for the flange bases according to claim 4, is characterized in that: the structure of each locking device is as follows: a pin hole is formed in the round corner, a positioning blind hole which is recessed inwards is formed in the outer contour of the adjusting threaded rod opposite to the pin hole, and one end of the positioning pin shaft penetrates through the pin hole and then extends into the positioning blind hole.
6. The auxiliary welding tool for the flange bases according to claim 1 or 2, characterized in that: at least three upper fixing rods are arranged on the movable sliding sleeve, the upper fixing rods are distributed at intervals along the circumferential direction of the movable sliding sleeve, the upper fixing rods correspond to the upper connecting rods in each group of connecting rod groups one by one, and the tops of the upper connecting rods in each group of connecting rod groups are hinged with the corresponding upper fixing rods respectively; at least three lower fixing rods are arranged on the fixed connecting sleeve, the lower fixing rods are distributed at intervals along the circumferential direction of the fixed connecting sleeve, the lower fixing rods correspond to the lower connecting rods in each group of connecting rod groups one by one, and the bottoms of the lower connecting rods in each group of connecting rod groups are hinged with the corresponding lower fixing rods respectively.
7. The auxiliary welding tool for the flange bases according to claim 6, is characterized in that: the top of each upper fixed rod is fixedly connected to the movable sliding sleeve, the bottom of each upper fixed rod is arranged in a downward inclined manner, and the top of each upper connecting rod in each connecting rod group is hinged with the bottom of the corresponding upper fixed rod; the bottom of each lower fixing rod is fixedly connected to the fixed connecting sleeve, the top of each lower fixing rod is arranged in an upward inclined mode, and the bottom of each lower connecting rod in each connecting rod group is hinged to the top of the corresponding lower fixing rod.
8. The auxiliary welding tool for the flange bases according to claim 6, is characterized in that: each group of connecting rod groups are uniformly distributed along the circumferential direction of the central rod at intervals.
9. The auxiliary welding tool for the flange bases according to claim 6, is characterized in that: four groups of connecting rod groups are arranged between the movable sliding sleeve and the fixed connecting sleeve, and each group of connecting rod groups are uniformly distributed along the circumferential direction of the central rod at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822211020.XU CN209754425U (en) | 2018-12-27 | 2018-12-27 | Auxiliary welding tool for flange tube base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822211020.XU CN209754425U (en) | 2018-12-27 | 2018-12-27 | Auxiliary welding tool for flange tube base |
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| Publication Number | Publication Date |
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| CN209754425U true CN209754425U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822211020.XU Active CN209754425U (en) | 2018-12-27 | 2018-12-27 | Auxiliary welding tool for flange tube base |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109570894A (en) * | 2018-12-27 | 2019-04-05 | 苏州海陆重工股份有限公司 | Flange tube socket welds auxiliary mould |
-
2018
- 2018-12-27 CN CN201822211020.XU patent/CN209754425U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109570894A (en) * | 2018-12-27 | 2019-04-05 | 苏州海陆重工股份有限公司 | Flange tube socket welds auxiliary mould |
| CN109570894B (en) * | 2018-12-27 | 2024-01-26 | 苏州海陆重工股份有限公司 | Auxiliary fixture for welding flange tube seat |
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