CN218657917U - Positioning and clamping device for hanging pipe-mounted welding jig - Google Patents
Positioning and clamping device for hanging pipe-mounted welding jig Download PDFInfo
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- CN218657917U CN218657917U CN202223262096.8U CN202223262096U CN218657917U CN 218657917 U CN218657917 U CN 218657917U CN 202223262096 U CN202223262096 U CN 202223262096U CN 218657917 U CN218657917 U CN 218657917U
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Abstract
The utility model provides a hang pipe dress welding mould location clamping device, belongs to the machinery processing technology field, the utility model discloses a when solving the constant head tank that processing hung pipe dress welding mould, the clamping inefficiency and the big problem of clamping error. Comprises a transition sizing block, a pressing plate and a cushion block; the transition sizing block comprises a connecting strip and a seat plate which are connected up and down, a first T-shaped groove which is through from front to back is formed in the connecting strip, two clamping fixture fastening bolts are arranged in the first T-shaped groove in a sliding mode, the two clamping fixture fastening bolts penetrate through two pressing plates in a one-to-one mode and are connected with nuts, the inner ends of the two pressing plates are abutted to the outer end of a base of a welding clamping fixture in a one-to-one mode and are pressed tightly, a cushion block is arranged between the pressing plates and the transition sizing block, and the cushion block is arranged on the outer side of the clamping fixture fastening bolts. The welding clamping fixture is arranged on the transition sizing block, so that the clamping width of the welding clamping fixture can be effectively enlarged, the welding clamping fixture is positioned and clamped through the pressing plate connected with the transition sizing block, one person can finish clamping the welding clamping fixture, and the clamping efficiency and the clamping precision are high.
Description
Technical Field
The utility model belongs to the technical field of machining, especially, relate to a hang pipe dress welding mould location clamping device.
Background
The hanging pipe is an important component of the boiler, is used for hanging a heating surface component in the boiler and is of a structure that the pipe is welded with an angle plate.
The conventional boiler hanging pipe is welded on a welding mould, and the welding mould is characterized by multiple specifications and large quantity, and the positioning grooves on the welding mould are machined by a vertical milling machine tool.
The existing processing equipment is an X53K large vertical milling machine tool, because the effective stroke of a cutter of the vertical milling machine tool is 1100mm, and the length of a positioning groove of a welding jig is 3000mm, the positioning groove can only be clamped and processed by sectional shifting, the effective width of a mounting pressing plate of a workbench of the vertical milling machine tool is 180mm, the width of the welding jig is 250mm, the clamping of the pressing plate cannot be carried out, a process hole needs to be pre-drilled on the welding jig, the welding jig is clamped on the workbench of the machine tool through a bolt, the clamping can be completed by at least three persons at each time, two persons place the bolt on the lathe and simultaneously align to a process hole of the welding jig, another person operates a crane to position and place workpieces of the welding jig, the clamping efficiency is low, the alignment of process reference is carried out by manual visual line observation, the error is large, and the accumulated tolerance of the pitch of the positioning groove on the welding jig often exceeds the tolerance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hang pipe dress welding mould location clamping device to when solving the constant head tank that processing hung pipe dress welding mould, the clamping inefficiency reaches the big problem of clamping error. The utility model discloses the technical scheme who adopts as follows:
a positioning and clamping device for a hanging pipe welding jig comprises a transition sizing block, a pressing plate and a cushion block;
a plurality of sizing block fastening bolts are slidably arranged on a second T-shaped groove group of the machine tool, two transition sizing blocks are respectively fixed on a workbench of the machine tool through a plurality of sizing block fastening bolts, and a welding jig is arranged and clamped on the two transition sizing blocks;
the transition sizing block comprises a connecting strip and a seat plate which are connected up and down, the connecting strip is arranged in the front and back, a first T-shaped groove which is through from front to back is formed in the upper end face of the connecting strip, two clamping fixture fastening bolts are arranged in the first T-shaped groove in a sliding mode, the two clamping fixture fastening bolts penetrate through two pressing plates in a one-to-one mode and are connected with nuts, the inner ends of the two pressing plates are abutted to the outer end of a base of a welding clamping fixture in a one-to-one mode and are pressed tightly, a cushion block is arranged between the pressing plates and the transition sizing block, and the cushion block is arranged on the outer side of the clamping fixture fastening bolts.
Furthermore, a rectangular notch is formed in the lower end of the inner side of the pressing plate, the upper end face of the rectangular notch abuts against the upper end face of the base of the welding clamping fixture, and the outer side face of the rectangular notch abuts against the outer side face of the base of the welding clamping fixture.
Furthermore, a long round hole is formed in the pressure plate, the long round hole is formed in the first T-shaped groove, and the clamping fixture fastening bolt penetrates through the pressure plate through the long round hole.
Furthermore, the connecting strip and the seat board are of an integrated structure.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the transition sizing block is arranged on a workbench of a machine tool, the welding fixture is arranged on the transition sizing block, so that the clamping width of the welding fixture can be effectively enlarged, the welding fixture is positioned and clamped through a pressing plate connected with the transition sizing block, a pre-drilling process hole on the welding fixture is not needed, a crane is not needed to place the welding fixture and simultaneously align the pre-drilling process hole for clamping through bolts, a long circular hole in the pressing plate is used for adjusting the position of the pressing plate, so that one person can finish clamping the welding fixture, and the clamping efficiency and the clamping precision are high.
Drawings
FIG. 1 is a schematic view of the present invention in cooperation with a vertical milling machine and a welding fixture;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 2;
FIG. 4 is a front view of the transition pad;
FIG. 5 is a top view of a transition shim;
FIG. 6 is a cross-sectional view of a weld setup fixture;
FIG. 7 is a schematic view of a platen;
fig. 8 is a top view of fig. 7.
In the figure: 1-welding clamping fixture, 11-mould body, 12-base, 2-transition sizing block, 21-connecting strip, 22-seat plate, 23-first T-shaped groove, 24-fixing hole, 3-pressing plate, 31-rectangular notch, 32-long round hole, 4-workbench, 41-second T-shaped groove group, 5-cushion block, 6-hanging pipe, 7-clamping fixture fastening bolt and 8-sizing block fastening bolt.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in 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 utility model discloses the connection that mentions divide into fixed connection and can dismantle the connection, fixed connection is for can not dismantle conventional fixed connection modes such as connection including but not limited to hem connection, rivet connection, adhesive connection and welded connection for the connection, can dismantle the connection including but not limited to conventional dismantlement modes such as bolted connection, buckle connection, pin joint and hinged joint, when not clearly prescribing a limit to concrete connection mode, the default is approved to find at least one kind connected mode in current connected mode and realize this function, and the technical staff in the art can select by oneself as required. For example: the fixed connection selects welding connection, and the detachable connection selects bolt connection.
The present invention will be described in further detail with reference to the accompanying drawings, and the following embodiments are illustrative of the present invention, and the present invention is not limited to the following embodiments.
Example (b): as shown in fig. 1-8, the machine tool in this embodiment is a conventional X53K large vertical milling machine tool, a table 4 of the machine tool is 400mm wide and 1600mm long, because an effective stroke of a tool of the vertical milling machine tool is 1100mm, and a positioning groove of a welding fixture is 3000mm long, so that the positioning groove can only be clamped and processed by moving in stages, a second T-shaped groove group 41 which is through from left to right is arranged on the table 4 of the machine tool, the second T-shaped groove group 41 has three T-shaped grooves in total, a center distance between two T-shaped grooves at two ends is 180mm, and the welding fixture 1 includes a mold body 11 and a base 12 which are connected up and down, in this embodiment, the mold body 11 is a rectangular steel bar with 3000mm × 160mm × 45mm, the base 12 is 25 a-shaped channel steel, the width is 250mm, the base 12 is arranged left and right and has downward notches, the mold body 11 is arranged left and right and has positioning grooves machined on an upper end surface, the mold body 11 and the base 12 are connected up and down, and the left and right ends are aligned one by one. The center distance between two T-shaped grooves at two ends of the second T-shaped groove group 41 is 180mm, the width of the base 12 is 250mm, and the pressing plate cannot be used for clamping.
A hanging pipe assembly welding mould positioning and clamping device comprises a transition sizing block 2, a pressing plate 3 and a cushion block 5;
the seat plate 22 is provided with a plurality of fixing holes 24, a plurality of sizing block fastening bolts 8 are arranged on a second T-shaped groove group 41 of the machine tool in a sliding mode, the plurality of sizing block fastening bolts 8 penetrate through the plurality of fixing holes 24 in a one-to-one correspondence mode and are fastened with nuts, the two transition sizing blocks 2 are arranged on the left and right sides, the two transition sizing blocks 2 are fixed on a workbench 4 of the machine tool through the plurality of sizing block fastening bolts 8 respectively, and the welding clamping fixture 1 is clamped on the two transition sizing blocks 2;
The lower end of the inner side of the pressing plate 3 is provided with a rectangular notch 31, the upper end surface of the rectangular notch 31 abuts against the upper end surface of the base 12 of the welding clamping fixture 1, and the outer side surface of the rectangular notch 31 abuts against the outer side surface of the base 12 of the welding clamping fixture 1.
The pressure plate 3 is provided with a long round hole 32, the long round hole 32 is arranged along the direction of the first T-shaped groove 23, and the clamping fixture fastening bolt 7 penetrates through the pressure plate 3 through the long round hole 32.
The connecting bar 21 and the seat plate 22 are of an integral structure.
The transition sizing block 2 is mounted on a workbench 4 of a machine tool, the welding clamping fixture 1 is arranged on the transition sizing block 2, so that the clamping width of the welding clamping fixture 1 can be effectively enlarged, the welding clamping fixture 1 is positioned and clamped through a pressing plate 3 connected with the transition sizing block 2, a process hole does not need to be pre-drilled on the welding clamping fixture 1, the welding clamping fixture 1 is clamped by aligning a bolt with the pre-drilled process hole while being placed without a crane, the long circular hole 32 on the pressing plate 3 is used for adjusting the position of the pressing plate 3, so that one person can finish clamping the welding clamping fixture 1, the clamping efficiency is high, and the clamping precision is high.
The above embodiments are merely illustrative of the present patent and do not limit the scope of the patent, and those skilled in the art can make modifications to the parts thereof without departing from the spirit and scope of the patent.
Claims (4)
1. The utility model provides a hang pipe dress welding mould location clamping device which characterized in that: comprises a transition sizing block (2), a pressing plate (3) and a cushion block (5); the two transition sizing blocks (2) are respectively fixed on a workbench (4) of a machine tool through a plurality of sizing block fastening bolts (8), and the welding clamping fixture (1) is clamped on the two transition sizing blocks (2);
transition parallels (2) are including connecting strip (21) and bedplate (22) that link to each other from top to bottom, set up around connecting strip (21), first T-slot (23) that link up around being equipped with on the up end of connecting strip (21), it is provided with two mould fastening bolt (7) to slide in first T-slot (23), two mould fastening bolt (7) one-to-one pass two clamp plates (3) and link to each other with the nut, the inner of two clamp plates (3) supports with base (12) outer end one-to-one of dress welding mould (1) respectively and leans on to compress tightly, be equipped with cushion (5) between clamp plate (3) and transition parallels (2), cushion (5) set up in the outside of mould fastening bolt (7).
2. The hanging tube welding jig positioning and clamping device as claimed in claim 1, wherein: the lower end of the inner side of the pressing plate (3) is provided with a rectangular notch (31), the upper end surface of the rectangular notch (31) is abutted against the upper end surface of the base (12) for installing the welding jig (1), and the outer side surface of the rectangular notch (31) is abutted against the outer side surface of the base (12) for installing the welding jig (1).
3. The hanging tube welding jig positioning and clamping device as claimed in claim 2, wherein: the long round hole (32) is formed in the pressing plate (3), the long round hole (32) is formed in the direction of the first T-shaped groove (23), and the clamping fixture fastening bolt (7) penetrates through the pressing plate (3) through the long round hole (32).
4. The hanging tube-mounted welding jig positioning and clamping device as claimed in any one of claims 1 to 3, wherein: the connecting strip (21) and the seat plate (22) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223262096.8U CN218657917U (en) | 2022-12-06 | 2022-12-06 | Positioning and clamping device for hanging pipe-mounted welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223262096.8U CN218657917U (en) | 2022-12-06 | 2022-12-06 | Positioning and clamping device for hanging pipe-mounted welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218657917U true CN218657917U (en) | 2023-03-21 |
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ID=85549492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223262096.8U Active CN218657917U (en) | 2022-12-06 | 2022-12-06 | Positioning and clamping device for hanging pipe-mounted welding jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218657917U (en) |
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2022
- 2022-12-06 CN CN202223262096.8U patent/CN218657917U/en active Active
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