CN218311787U

CN218311787U - High efficiency flange welding set

Info

Publication number: CN218311787U
Application number: CN202222410699.1U
Authority: CN
Inventors: 宋晓青; 杨剑; 张翠平
Original assignee: Tangshan Zhangping Machinery Processing Co ltd
Current assignee: Tangshan Zhangping Machinery Processing Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-01-17
Anticipated expiration: 2032-09-13

Abstract

The utility model relates to a frock clamp technical field especially relates to a high efficiency flange welding set. The improved positioning device comprises a support, a bottom plate, a platform and a positioning cylinder are arranged at the bottom, the middle and the upper part of the support respectively, the platform is connected with a rotary table in a rotating mode, a cylindrical concave table is arranged on the rotary table, a channel is arranged in the center of the concave table, three second bolts are symmetrically arranged on the outer wall of the rotary table relative to the axis of the rotary table, the positioning cylinder is coaxial with the rotary table, three first bolts are arranged on the positioning cylinder relative to the axis of the positioning cylinder, the positioning cylinder comprises a first half ring and a second half ring, one side of the first half ring and one side of the second half ring are hinged, the other side of the first half ring and the second half ring are detachably connected, a supporting disc is arranged on the bottom plate, and the top of the supporting disc penetrates through the channel upwards and is located in the concave table. The utility model discloses efficiency to flange and steel pipe location is higher.

Description

High efficiency flange welding set

Technical Field

The utility model relates to a frock clamp technical field especially relates to a high efficiency flange welding set.

Background

Flanges typically need to be welded to the ends of the steel pipe when in use. As shown in fig. 5, the flange 6 is circular, and before welding, positioning is performed first, specifically, the steel pipe 7 is inserted into the flange 6, and the end of the steel pipe 7 is retracted a certain distance relative to the lower end surface of the flange 6 to form a step 8. During welding, the part where the upper end face of the flange 6 is combined with the steel pipe 7 is welded, and then the step 8 is welded. When the steel pipe 7 and the flange 6 are in clearance fit, the depth of the step 8 needs to be accurate, the steel pipe 7 and the flange 6 are generally positioned by adopting a square at present, so that the condition that the steel pipe 7 and the flange 6 are not perpendicular is prevented, the concrete process is that four points are symmetrically welded on the joint of the upper end surface of the flange 6 and the steel pipe 7 about the axis of the steel pipe 7, however, the steel pipe can incline when four points are welded in sequence and needs to be corrected, so that the method consumes longer time when the steel pipe is positioned, and the positioning efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a high efficiency flange welding set, and is higher to the efficiency of flange and steel pipe location.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a high efficiency flange welding set, includes the support, support bottom, middle part, upper portion are provided with bottom plate, platform and a location section of thick bamboo respectively, the platform rotates and is connected with the carousel, be provided with cylindric concave station on the carousel, the central authorities of concave station are provided with the passageway, be provided with three second bolt about its axis symmetry on the outer wall of carousel, a location section of thick bamboo is coaxial with the carousel, be provided with three first bolt about its axis symmetry on the location section of thick bamboo, a location section of thick bamboo includes that first semi-ring and second semi-ring and one side between them are articulated mutually, opposite side detachable connect, be provided with the supporting disk on the bottom plate, the top of supporting disk upwards passes the passageway and is located the concave station.

Further optimize this technical scheme, be provided with the stand pipe coaxial with the carousel on the bottom plate, sliding connection has a lift section of thick bamboo on the stand pipe, the supporting disk rotates with the top of a lift section of thick bamboo to be connected, one side of bottom plate is provided with the locating plate, be provided with the through-hole on the locating plate, be provided with logical groove on the stand pipe, the locating plate is located this extension line that leads to the groove extending direction and both mutually perpendicular, and this leads to inslot sliding connection and has the kickboard that can promote a lift section of thick bamboo to rise, the one end of kickboard is provided with the double-screw bolt that passes the through-hole on the locating plate, and this double-screw bolt all is provided with the nut in the both sides of locating plate, the top surface of locating plate reduces from the one end that is close to the double-screw bolt to the other end gradually.

Further optimize this technical scheme, one side of first semi-ring is provided with first otic placode, one side of second semi-ring is provided with the second otic placode, be provided with the notch on the first otic placode, the second semi-ring rotates and is connected with the handle, the handle is the L type, the handle can pass the notch and fix first semi-ring and second semi-ring together.

Further optimize this technical scheme, the head welding of one the second bolt has the long board that is used for manual rotation.

Compared with the prior art, the utility model has the advantages of it is following: 1. the flange can be positioned by the turntable, the steel pipe can be positioned by the positioning cylinder so as to be coaxial with the flange, the step can be provided with proper depth by the supporting disc, and the steel pipe is always vertical to the flange when four points are welded, so that the positioning efficiency is high; 2. the supporting disk can be replaced, the height of the supporting disk can be adjusted, and the supporting disk can adapt to flanges and steel pipes with different specifications; 3. the head of a second bolt is welded with a long plate for manual rotation, so that the second bolt is convenient to rotate manually and can be easily identified to be screwed or loosened.

Drawings

Fig. 1 is a schematic structural view of a high-efficiency flange welding apparatus.

Fig. 2 is a cross-sectional view of a high efficiency flange welding apparatus.

Fig. 3 is a schematic structural diagram of the positioning cylinder.

Fig. 4 is a schematic view of the device in use.

Fig. 5 is a positional relationship diagram of the flange and the steel pipe at the time of welding.

In the figure: 1. a support; 11. a base plate; 12. a platform; 13. a positioning cylinder; 131. a first half ring; 132. a second half ring; 133. a first bolt; 134. a handle; 14. a guide tube; 15. positioning a plate; 2. a turntable; 21. a second bolt; 22. a concave platform; 23. a channel; 3. a support disc; 4. a lifting cylinder; 5. a push plate; 6. a flange; 7. a steel pipe; 8. and (4) a step.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The specific implementation mode is as follows: referring to fig. 1-5, a high-efficiency flange welding device comprises a support 1, wherein a bottom plate 11, a platform 12 and a positioning cylinder 13 are respectively arranged at the bottom, the middle and the upper part of the support 1. Platform 12 rotates and is connected with carousel 2, be provided with cylindric concave station 22 on the carousel 2, the central authorities of concave station 22 are provided with passageway 23, and the diameter of passageway 23 is greater than the diameter of flange 6 hole, be provided with three second bolt 21 about its axis symmetry on the outer wall of carousel 2, be provided with the screw hole that runs through on the outer wall of carousel 2, second bolt 21 and this screw hole threaded connection. The positioning cylinder 13 is coaxial with the rotary table 2, three first bolts 133 are symmetrically arranged on the positioning cylinder 13 about the axis of the positioning cylinder, the positioning cylinder 13 comprises a first half ring 131 and a second half ring 132, one side of the first half ring 131 and one side of the second half ring 132 are hinged, the other side of the first half ring and the other side of the second half ring are detachably connected, a supporting plate 3 is arranged on the bottom plate 11, and the top of the supporting plate 3 penetrates through the channel 23 upwards and is located in the concave table 22. The diameter of the top of the support disc 3 is slightly smaller than the outer diameter of the steel pipe 7. During positioning, the extending lengths of the two second bolts 21 are adjusted according to the outer diameter of the flange 6, the extending lengths of the three first bolts 133 are adjusted according to the outer diameter of the steel pipe 7, then the flange 6 is placed in the concave table 22, the bottom surface of the flange is fully contacted with the bottom surface of the concave table 22, then the other second bolt 21 is screwed to fix the flange 6 to be coaxial with the rotary table 2, then the positioning cylinder 13 is opened, the steel pipe 7 is inserted into the inner hole of the flange 6, the bottom end of the steel pipe is contacted with the top surface of the supporting disc 3, then the positioning cylinder 13 is closed, the top end of the first bolt 133 is contacted with the outer wall of the steel pipe 7, the steel pipe 7 is fixed to be coaxial with the positioning cylinder 13, at the moment, the depth of the step 8 is accurately controlled, the steel pipe 7 is perpendicular to the flange 6, positioning is completed, welding can be carried out, positioning efficiency is high, and the flange 6 and the steel pipe 7 are fixed, so the steel pipe 7 cannot be inclined when four points are welded. At the time of welding, the first bolt 133 is not too tight to contact the outer wall of the steel pipe 7, and the second bolt 21 is relatively tight to be screwed, so that the flange 6 and the steel pipe 7 can be rotated by rotating the turntable 2 to weld in the other direction.

The bottom plate 11 is provided with a guide pipe 14 coaxial with the turntable 2, the guide pipe 14 is connected with a lifting cylinder 4 in a sliding mode, the supporting plate 3 is connected with the top end of the lifting cylinder 4 in a rotating mode, the supporting plate 3 can be taken down from the top end of the lifting cylinder 4, and a sleeve capable of being sleeved outside the lifting cylinder 4 can be arranged on the bottom face of the supporting plate 3 to achieve the function. One side of bottom plate 11 is provided with locating plate 15, be provided with the through-hole on locating plate 15, be provided with logical groove on the stand pipe 14, locating plate 15 is located this and leads to on the extension line of groove extending direction and both mutually perpendicular, and this leads to the inslot sliding connection and has the slurcam 5 that can promote a 4 rises of lift, the one end of slurcam 5 is provided with the double-screw bolt that passes the through-hole on locating plate 15, and this double-screw bolt all is provided with the nut in the both sides of locating plate 15, the top surface of locating plate 15 reduces from the one end that is close to the double-screw bolt to the other end gradually. Loosening the nuts, moving the pushing plate 5, adjusting the height of the top end of the supporting plate 3, adjusting the depth of the step 8, screwing the two nuts, and fixing the pushing plate 5.

One side of first half ring 131 is provided with the first otic placode, one side of second half ring 132 is provided with the second otic placode, be provided with the notch on the first otic placode, second half ring 132 rotates and is connected with handle 134, handle 134 is the L type, handle 134 can pass the notch and fix first half ring 131 and second half ring 132 together. As shown in fig. 3, the second half ring 132 may be opened outward when the rear portion of the handle 134 is directed vertically upward.

The structure in which a long plate for manual rotation is welded to the head of one of the second bolts 21 has an advantage in that it can be easily recognized that the second bolt 21 should be tightened or loosened, and the other two second bolts 21 are fixed.

This high efficiency flange welding set has more obvious advantage when welding big batch flange 6 and the steel pipe 7 of same specification, can improve positioning efficiency. When welding the flange 6 and the steel pipe 7 of another specification, the protruding lengths of the second bolt 21 and the first bolt 133 may be adjusted, and the height of the support plate 3 may be adjusted, so that the flange 6 and the steel pipe 7 can be positioned. Supporting disk 3 can be changed so that its top can withstand the bottom of steel pipe 7, and the external diameter of supporting disk 3 will be less than the diameter of 6 holes of flange and be greater than the diameter of 7 holes of steel pipe after changing.

It should be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modifications, equivalents, improvements and the like which are made without departing from the spirit and scope of the present invention should be considered within the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a high efficiency flange welding set, includes support (1), its characterized in that: the support is characterized in that a bottom plate (11), a platform (12) and a positioning cylinder (13) are respectively arranged at the bottom, the middle and the upper part of the support (1), the platform (12) is rotatably connected with a turntable (2), a cylindrical concave table (22) is arranged on the turntable (2), a channel (23) is arranged in the center of the concave table (22), three second bolts (21) are symmetrically arranged on the outer wall of the turntable (2) relative to the axis of the turntable, the positioning cylinder (13) is coaxial with the turntable (2), three first bolts (133) are symmetrically arranged on the positioning cylinder (13) relative to the axis of the positioning cylinder, the positioning cylinder (13) comprises a first half ring (131) and a second half ring (132), one side of the first half ring and one side of the second half ring are hinged, the other side of the first half ring and the second half ring are detachably connected, a supporting disc (3) is arranged on the bottom plate (11), and the top of the supporting disc (3) penetrates through the channel (23) upwards to be located in the concave table (22).

2. A high efficiency flange welding apparatus as defined in claim 1, wherein: be provided with stand pipe (14) coaxial with carousel (2) on bottom plate (11), sliding connection has a section of thick bamboo (4) that goes up and down on stand pipe (14), supporting disk (3) are rotated with the top of a section of thick bamboo (4) and are connected, one side of bottom plate (11) is provided with locating plate (15), be provided with the through-hole on locating plate (15), be provided with logical groove on stand pipe (14), locating plate (15) are located this and lead to on the extension line of groove extending direction and both mutually perpendicular, and this leads to inslot sliding connection has slurcation (5) that can promote a section of thick bamboo (4) to rise, the one end of slurcation (5) is provided with the double-screw bolt that passes through-hole on locating plate (15), and this double-screw bolt all is provided with the nut in the both sides of locating plate (15), the top surface of locating plate (15) is from the one end that is close to the double-screw bolt to the other end and is reduced gradually.

3. A high efficiency flange welding apparatus as defined in claim 1, wherein: one side of first semi-ring (131) is provided with first otic placode, one side of second semi-ring (132) is provided with the second otic placode, be provided with the notch on the first otic placode, second semi-ring (132) rotate and are connected with handle (134), handle (134) are the L type, handle (134) can pass the notch and fix first semi-ring (131) and second semi-ring (132) together.

4. A high efficiency flange welding apparatus according to claim 1, wherein: the head of one second bolt (21) is welded with a long plate for manual rotation.