CN215699095U - Super large diameter shield constructs quick-witted cutter head piecemeal welded connection frock - Google Patents
Super large diameter shield constructs quick-witted cutter head piecemeal welded connection frock Download PDFInfo
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- CN215699095U CN215699095U CN202121819827.7U CN202121819827U CN215699095U CN 215699095 U CN215699095 U CN 215699095U CN 202121819827 U CN202121819827 U CN 202121819827U CN 215699095 U CN215699095 U CN 215699095U
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Abstract
The utility model discloses a block welding connection tool for a shield tunneling machine cutter head with an ultra-large diameter, which comprises a first connecting plate, an auxiliary plate, a second connecting plate, bolts, nuts and positioning pins, wherein the first connecting plate, the second connecting plate and the auxiliary plate are provided with threaded holes and pin holes, the first connecting plate and the second connecting plate are welded at the joint of a main beam pipe and an auxiliary beam of the cutter head block, and the first connecting plate, the second connecting plate and the auxiliary plate are connected together through the positioning pins and are fixedly connected together through the bolts. The utility model can quickly assemble the cutter head, has high reliability of cutter head assembly, simple structure, convenient operation and good use effect, greatly improves the working efficiency, can be used for multiple times, has low cost, connects the cutter heads of the shield machine with super large diameter together and ensures the integral welding and coaxiality of the cutter heads.
Description
Technical Field
The utility model relates to a block welding connection tool for a cutter head of a shield machine with an oversized diameter, and belongs to the technical field of shield machines.
Background
In the cutter head welding process of the cutter head of the super-large-diameter shield machine, each cutter head block has different position degree requirements according to design requirements, and the requirement on the whole coaxiality of the cutter head structural part is high. The cutter head with the ultra-large diameter has too large diameter, so that the overall processing cost is too high, the processing period is prolonged, the processing cost is high, and great workload is brought to measurement, so that the cutter head needs to be integrally decomposed and processed in blocks.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide a shield machine cutter head welding connection tool which can quickly weld a large-diameter cutter head, has a simple structure and is convenient to use, aiming at the defects in the prior art.
In order to solve the technical problem, the utility model provides a block welding connection tool for a shield tunneling machine cutter head with an ultra-large diameter, which comprises a first connecting plate, an auxiliary plate, a second connecting plate, bolts, nuts and positioning pins, wherein the first connecting plate, the second connecting plate and the auxiliary plate are provided with threaded holes and pin holes, the first connecting plate and the second connecting plate are welded at the joint of a main beam pipe and an auxiliary beam of the cutter head block, and the first connecting plate, the second connecting plate and the auxiliary plate are connected together through the positioning pins and fixedly connected together through the bolts.
And the positions of the connecting plate positioning pin holes are respectively positioned at the diagonal positions of the first connecting plate and the second connecting plate.
The first connecting plate, the second connecting plate and the auxiliary plate are formed by cutting steel plates.
And the first connecting plate and the second connecting plate are welded on the main beam pipe and the auxiliary beam of the cutter head, and a 2mm truncated edge is reserved at the bottom groove of the main beam pipe and the auxiliary beam.
The connecting tools are respectively arranged at the connecting positions of the cutter head center blocks and the cutter head periphery blocks.
Has the advantages that: the utility model can quickly assemble the cutter head, has high reliability of cutter head assembly, simple structure, convenient operation and good use effect, greatly improves the working efficiency, can be used for multiple times, has low cost, connects the cutter heads of the shield machine with super large diameter together and ensures the integral welding and coaxiality of the cutter heads.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the present invention in use;
FIG. 4 is a schematic structural view of a cutterhead partitioning main beam pipe of the present invention;
FIG. 5 is an enlarged view of a portion I of FIG. 3 according to the present invention.
In the figure: 1. a first connecting plate; 2. an auxiliary plate; 3. a second connecting plate; 4. a bolt; 5. a nut; 6. positioning pins; 7. partitioning the periphery of the cutter head; 8. partitioning the center of the cutter head; 9. a main beam pipe.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The utility model provides a block welding connection tool for a shield machine cutter head with an ultra-large diameter, which comprises a first connecting plate 1, an auxiliary plate 2, a second connecting plate 3, a bolt 4, a nut 5 and a positioning pin 6, wherein the first connecting plate 1, the second connecting plate 3 and the auxiliary plate 2 are provided with a threaded hole and a pin hole, the first connecting plate 1 and the second connecting plate 3 are welded at the joint of main beam pipes 9 of cutter head blocks, the first connecting plate 1, the second connecting plate 3 and the auxiliary plate 2 are connected together through the positioning pin 6, and are fixedly connected together through the bolt 4.
And the positions of the holes of the connecting plate positioning pins 6 are respectively positioned at the diagonal positions of the first connecting plate 1 and the second connecting plate 3.
The connecting plate I1, the connecting plate II 3 and the auxiliary plate 2 are formed by cutting steel plates.
The first connecting plate 1 and the second connecting plate 3 are welded on the main beam pipe of the cutter head, and a truncated edge of 2mm is reserved at a groove at the bottom of the main beam pipe.
The connecting tool is respectively arranged at the connecting position of the cutter head center block 8 and the cutter head periphery block 7.
The cutter head structural part blocks are hung on the ground in a row mode, the cutter head center blocks 8 and the cutter head periphery blocks 7 are spliced together, and the cutter head center blocks 8 and the main beam pipes 9 in the cutter head periphery blocks 7 are welded into a whole through a cutter head welding tool.
The cutter head can be assembled quickly, the cutter head is high in assembling reliability, simple in structure, convenient to operate, good in using effect, capable of being used repeatedly and low in cost, and the working efficiency is greatly improved.
The above-described embodiments of the utility model are intended to be illustrative only and are not intended to be limiting, as all changes that come within the scope of or equivalence to the utility model are intended to be embraced therein.
Claims (5)
1. The utility model provides a super large diameter shield constructs quick-witted cutter head piecemeal welded connection frock which characterized in that: the cutter head connecting structure comprises a first connecting plate (1), an auxiliary plate (2), a second connecting plate (3), bolts (4), nuts (5) and positioning pins (6), wherein the first connecting plate (1), the second connecting plate (3) and the auxiliary plate (2) are provided with threaded holes and pin holes, the first connecting plate (1) and the second connecting plate (3) are welded at the joint of main beam pipes (9) of cutter head blocks, and the first connecting plate (1), the second connecting plate (3) and the auxiliary plate (2) are connected together through the positioning pins (6) and fixedly connected together through the bolts (4).
2. The extra-large diameter shield tunneling machine cutterhead partitioning welding connection tool according to claim 1, characterized in that: and the positions of the holes of the connecting plate positioning pins (6) are respectively positioned at the diagonal positions of the first connecting plate (1) and the second connecting plate (3).
3. The extra-large diameter shield tunneling machine cutterhead partitioning welding connection tool according to claim 1, characterized in that: the connecting plate I (1), the connecting plate II (3) and the auxiliary plate (2) are formed by cutting steel plates.
4. The extra-large diameter shield tunneling machine cutterhead partitioning welding connection tool according to claim 1, characterized in that: the first connecting plate (1) and the second connecting plate (3) are welded on the main beam pipe (9) of the cutter head, and a truncated edge of 2mm is reserved at a groove at the bottom of the main beam pipe.
5. The extra-large diameter shield tunneling machine cutterhead partitioning welding connection tool according to any one of claims 1-4, characterized in that: the connecting tool is respectively arranged at the connecting position of the cutter head center block (8) and the cutter head periphery block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121819827.7U CN215699095U (en) | 2021-08-05 | 2021-08-05 | Super large diameter shield constructs quick-witted cutter head piecemeal welded connection frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121819827.7U CN215699095U (en) | 2021-08-05 | 2021-08-05 | Super large diameter shield constructs quick-witted cutter head piecemeal welded connection frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215699095U true CN215699095U (en) | 2022-02-01 |
Family
ID=79992993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121819827.7U Active CN215699095U (en) | 2021-08-05 | 2021-08-05 | Super large diameter shield constructs quick-witted cutter head piecemeal welded connection frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215699095U (en) |
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2021
- 2021-08-05 CN CN202121819827.7U patent/CN215699095U/en active Active
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