CN220216843U - Positioning tool for machining lath wedge surface of water-lubricated bearing - Google Patents
Positioning tool for machining lath wedge surface of water-lubricated bearing Download PDFInfo
- Publication number
- CN220216843U CN220216843U CN202321075827.XU CN202321075827U CN220216843U CN 220216843 U CN220216843 U CN 220216843U CN 202321075827 U CN202321075827 U CN 202321075827U CN 220216843 U CN220216843 U CN 220216843U
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- Prior art keywords
- lath
- installation cavity
- wedge surface
- axial plane
- machining
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- 238000003754 machining Methods 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000003801 milling Methods 0.000 abstract description 4
- 238000005461 lubrication Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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Abstract
The utility model discloses a positioning tool for machining a lath wedge surface of a water-lubricated bearing, wherein the lath wedge surface is clamped and positioned by the positioning tool during machining; the positioning tool comprises a mandrel, an axial plane installation cavity for installing the batten is milled in the axial direction of the mandrel, a radial through groove is formed in the middle of the axial plane installation cavity, a limiting groove for installing a limiting block is formed in one end of the axial plane installation cavity, and a bolt hole for installing a bolt is formed in the limiting block; a positioning block is arranged on one side face of the axial plane installation cavity, and a left clamping block and a right clamping block are arranged on the other side face of the axial plane installation cavity. Clamping the batten by utilizing a positioning tool mandrel, milling the wedge angle joint surface of the batten according to the requirement, machining a wedge surface, a water notch and a round angle, comparing by utilizing a template in the machining process to obtain a wedge surface with higher precision, and ensuring the external dimension and the precision requirement of the batten; the problem that the repeated positioning angle of wedge surface processing is difficult to calibrate is solved, and the rigidity of the batten is improved.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a positioning tool for machining a lath wedge surface of a water-lubricated bearing.
Background
At present, the water lubrication bearing is suitable for various large and medium-sized ships under any working condition. The development and application research of the water lubrication bearing products saves energy, strengthens environmental protection, is one of the subjects of the development of the current society, and is related to the long-term benefits of the country.
The water lubrication bearing is formed by splicing dozens of battens into a whole circle, so that the error of accumulating single angle deviation is larger, the splicing is often too tight or too loose, the battens are easy to arch and deform due to too tight, the dimensional accuracy of the bushing is influenced, and the battens fall off due to too loose, so that the bearing is invalid. Therefore, the angle of the lath wedge surface is required to be high in precision, and the wedge surface is required to be multiple angles, so that the conventional machining needs to adjust the angles for multiple clamping, positioning and clamping errors can be caused, and the machining precision of the lath wedge surface is greatly influenced.
Disclosure of Invention
The utility model aims to solve the technical problems and provides a positioning tool for machining the lath wedge surface of the water-lubricated bearing, which is small in error and high in precision.
In order to achieve the purpose, the utility model provides a positioning tool for machining a lath wedge surface of a water lubrication bearing, which comprises a mandrel, wherein an axial plane installation cavity for installing the lath is milled in the axial direction of the mandrel, a radial through groove is formed in the middle part of the axial plane installation cavity, a limit groove for installing a limit block is formed in one end of the axial plane installation cavity, and a bolt hole for installing a bolt is formed in the limit block; a positioning block is arranged on one side face of the axial plane installation cavity, and a left clamping block and a right clamping block are arranged on the other side face of the axial plane installation cavity.
Further, the left clamping block is positioned at the left side of the radial through groove, and the right clamping block is positioned at the right side of the radial through groove.
Further, the positioning block, the left clamping block and the right clamping block are locked on the mandrel through bolts and nuts.
Compared with the prior art, the utility model has the advantages that: clamping the batten by utilizing a positioning tool mandrel, milling the wedge angle joint surface of the batten according to requirements, processing a wedge surface, a water notch and a round angle, comparing by utilizing a template in the processing process to obtain a wedge surface with higher precision, and ensuring the external dimension and the precision requirement of the batten; the problem that the repeated positioning angle of wedge surface processing is difficult to calibrate is solved, the rigidity of the batten is improved through clamping of the positioning tool, the deformation of the batten is avoided, and the precision machining of the batten angle is realized.
Drawings
FIG. 1 is a schematic diagram of a clamping structure of a positioning tool of the utility model;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a schematic view of B-B of FIG. 2;
FIG. 4 is a schematic diagram of a template.
Detailed Description
The utility model is described in detail below with reference to the drawings and the specific embodiments.
As shown in fig. 1 and 2, the positioning tool for machining the lath wedge surface of the water-lubricated bearing comprises a mandrel 1, an axial plane installation cavity 11 for installing the lath 2 is milled in the axial direction of the mandrel 1, a radial through groove 8 is formed in the middle of the axial plane installation cavity 11, a limit groove 9 for installing a limit block 4 is formed in one end of the axial plane installation cavity 11, and a bolt hole 10 for installing a bolt is formed in the limit block 4; a positioning block 5 is arranged on one side surface of the axial plane installation cavity 11, a left clamping block 6 and a right clamping block 7 are arranged on the other side surface of the axial plane installation cavity 11, the left clamping block 6 is positioned on the left side of the radial through groove 8, and the right clamping block 7 is positioned on the right side of the radial through groove 8; the positioning block 5, the left clamping block 6 and the right clamping block 7 are all locked on the mandrel 1 through bolts and nuts.
The specific use process of the positioning tool is as follows:
1) The method comprises the steps that a lath 2 is arranged in an axial plane installation cavity 11 of a mandrel 1, one end of the lath 2 abuts against a limiting surface 12 at one end of the axial plane installation cavity 11, and the other end of the lath 2 is axially preliminarily clamped through bolts and nuts on a limiting block 4; one side surface of the lath 2 is limited by the positioning block 5, and the other side surface of the lath 2 is tightly screwed by bolts of the left clamping block 6 and the right clamping block 7 so as to clamp the lath 2; finally, the bolts and nuts on the limiting block 4 are screwed down, so that the batten 2 is clamped in the axial direction; finally, clamping the positioning tool provided with the lath on a machine tool;
2) The zero position of the mandrel 1 is aligned by using a machine tool, recorded in a machine tool coordinate system, the mandrel 1 is rotated by the machine tool, the angle required by the first wedge surface of the lath 2 is adjusted, the wedge surface of one surface of the lath 2 is processed by using a surface milling cutter, and a water outlet notch and a round angle are processed at the same time;
3) After the wedge surface on one side of the batten 2 is processed, the batten 2 is disassembled; the angle inclined block 3 is installed, as shown in fig. 3, the angle of the angle inclined block 3 is consistent with the wedge surface of one surface of the lath 2, and then the machined wedge surface of the lath 2 is attached to the angle inclined block and then installed on the mandrel 1;
4) The battens are clamped through the left clamping block 6 and the right clamping block 7, and the axial direction of the battens is clamped through the limiting block 4;
5) The mandrel 1 is rotated by a machine tool, the angle required by the second wedge surface of the lath 2 is adjusted, the wedge surface on the other surface of the lath 2 is processed by a surface milling cutter, and a water notch and a round angle are processed at the same time; in the machining process, a radial through groove 8 (shown in fig. 1) in the middle of the mandrel 1 is utilized, a template shown in fig. 4 is clamped into the groove to detect the angle and the size of the wedge surface of the lath 2, and the machining of the wedge surface of the lath 2 is completed after the angle and the size are qualified.
Claims (3)
1. A location frock that is used for lath wedge face processing of water lubricated bearing, its characterized in that: the positioning tool comprises a mandrel (1), an axial plane installation cavity (11) for installing the batten (2) is milled on the axial direction of the mandrel (1), a radial through groove (8) is formed in the middle of the axial plane installation cavity (11), a limit groove (9) for installing a limit block (4) is formed in one end of the axial plane installation cavity (11), and a bolt hole (10) for installing a bolt is formed in the limit block (4); one side surface of the axial plane installation cavity (11) is provided with a positioning block (5), and the other side surface of the axial plane installation cavity (11) is provided with a left clamping block (6) and a right clamping block (7).
2. The positioning tool for machining a lath wedge surface of a water lubricated bearing according to claim 1, wherein: the left clamping block (6) is positioned at the left side of the radial through groove (8), and the right clamping block (7) is positioned at the right side of the radial through groove (8).
3. The positioning tool for machining a lath wedge surface of a water lubricated bearing according to claim 1, wherein: the positioning block (5), the left clamping block (6) and the right clamping block (7) are locked on the mandrel (1) through bolts and nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321075827.XU CN220216843U (en) | 2023-05-08 | 2023-05-08 | Positioning tool for machining lath wedge surface of water-lubricated bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321075827.XU CN220216843U (en) | 2023-05-08 | 2023-05-08 | Positioning tool for machining lath wedge surface of water-lubricated bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220216843U true CN220216843U (en) | 2023-12-22 |
Family
ID=89171059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321075827.XU Active CN220216843U (en) | 2023-05-08 | 2023-05-08 | Positioning tool for machining lath wedge surface of water-lubricated bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220216843U (en) |
-
2023
- 2023-05-08 CN CN202321075827.XU patent/CN220216843U/en active Active
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