CN220862782U - Reaming frock with adjustable - Google Patents
Reaming frock with adjustable Download PDFInfo
- Publication number
- CN220862782U CN220862782U CN202322606209.XU CN202322606209U CN220862782U CN 220862782 U CN220862782 U CN 220862782U CN 202322606209 U CN202322606209 U CN 202322606209U CN 220862782 U CN220862782 U CN 220862782U
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- China
- Prior art keywords
- boring machine
- boring
- shaft
- stern shaft
- face
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Links
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 210000003739 neck Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- Drilling And Boring (AREA)
Abstract
The utility model discloses an adjustable reaming tool which comprises a boring machine shaft neck clamping frame and a middle stern shaft V-shaped clamping hoop, wherein a boring machine is arranged in the boring machine shaft neck clamping frame, a boring rod is arranged at the front end of the boring machine, an adjusting cushion block is arranged between the boring machine shaft neck clamping frame and the middle stern shaft V-shaped clamping hoop, a baffle is arranged on one side of the upper end face of the middle stern shaft V-shaped clamping hoop, and a tensioning bolt is connected with the adjusting cushion block. The utility model has simple structure, reasonable design, wide adjustment range and strong applicability, solves the problem of large perpendicularity error caused by deflection in the boring and reaming process by arranging the adjustment cushion block, enhances the stability of the clamping structure and improves the production efficiency and the product quality.
Description
Technical Field
The utility model relates to the technical field of boring and reaming of connecting holes of shaft flanges, in particular to an adjustable clamping tool for boring and reaming of connecting holes on shaft flanges.
Background
And a connecting hole on a ship intermediate shaft stern shaft and a similar shaft flange. The precision requirement of the hole is high, the roughness is required to be bright, the cylindricity and roundness are not more than 0.02mm, the perpendicularity between the hole and the end face is not more than 0.03mm, the roughness is not more than 1.6 mu m, the tolerance of the hole in the center distribution position of the circle is not more than 0.1mm, and the interference of the fit dimension is 0.005-0.015 mm. In order to ensure the quality of products, in the prior art, an adjustable clamping tool for boring and hinging a connecting hole on a ship intermediate shaft stern shaft and a flange similar to the intermediate shaft is adopted, and the installation is carried out according to the following steps: ① And selecting a middle stern shaft V-shaped clamping hoop and bolts thereof. And selecting a proper middle stern shaft V-shaped clamping hoop and bolts thereof according to the diameter of the middle shaft stern shaft. ② And assembling the selected V-shaped clamping hoop of the middle stern shaft and the bolts thereof with the middle stern shaft, adopting copper sheets with the thickness of 0.5mm to be padded at the contact surface of the workpiece and the tool in order to prevent the journal of the middle stern shaft from being damaged by the tool, and then carrying out preliminary positioning on bolts, nuts and the like. ③ And selecting clamping bolts which are suitable for the shaft necks of the portable boring machine according to the center distance of the middle stern shaft flange connecting holes, and connecting the portable boring machine and the shaft neck clamping frames thereof. ④ Inserting the boring bar into the inner hole of the boring bar of the portable boring machine, adjusting the center of the boring machine and the center of the flange connecting hole of the middle stern shaft, and fastening all bolts and nuts when the boring bar is basically coaxial, so as to carry out boring and reaming work. In the actual use process, the ant boring journal clamping frame and the middle stern shaft V-shaped clamping hoop are connected by only 4 bolts, so that the boring and reaming process is easy to deviate, the perpendicularity between the end face and the hole is out of tolerance, and the hole is required to be reworked again.
Disclosure of utility model
The utility model aims to solve the technical problems and provides an improved adjustable reaming tool.
In order to achieve the technical purpose and meet the technical requirements, the utility model adopts the technical scheme that: the utility model provides a reaming frock with adjustable, includes boring machine axle journal clamping frame, well stern axle V type clampband, be provided with the boring machine in the boring machine axle journal clamping frame, boring machine front end is provided with boring bar, its characterized in that: an adjusting cushion block is arranged between the journal clamping frame of the boring machine and the middle stern shaft V-shaped clamping hoop, a baffle is arranged on one side of the upper end face of the middle stern shaft V-shaped clamping hoop, and a tension bolt is connected with the adjusting cushion block and the baffle.
Preferably: the lower end face of the journal clamping frame of the boring machine and the upper end face of the V-shaped clamping hoop of the middle stern shaft are provided with slopes with the taper of 1:10.
Preferably: the taper of the upper end face and the lower end face of the adjusting cushion block is set according to the taper of 1:10.
Preferably: the middle stern shaft V-shaped clampband is fixedly connected by bolts through the clampband.
Preferably: the journal clamping frame of the boring machine and the V-shaped clamping hoop of the middle stern shaft are fixed through the journal clamping bolts of the boring machine.
Compared with the traditional structure, the utility model has the beneficial effects that: the tool is simple in structure, reasonable in design, wide in adjustment range and high in applicability, tools with different sizes can be designed according to the size of the shaft diameter, the problem that the perpendicularity error is large due to deflection in the boring and reaming process is solved by arranging the adjustment cushion block, the stability of the clamping structure is enhanced, and the production efficiency and the product quality are improved.
Drawings
FIG. 1 is a schematic diagram of a prior art stern shaft flange connection hole boring and reaming tool;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic process diagram of the present utility model;
In the figure: 1. the shaft neck clamping frame of the boring machine comprises a shaft neck clamping bolt of the boring machine, a V-shaped clamping hoop of a middle stern shaft, a bolt for the clamping hoop, a baffle plate, a tensioning bolt, an adjusting cushion block, a boring machine, a boring rod and a workpiece.
Detailed Description
The present utility model will be further described below.
Referring to the drawings, an adjustable reaming frock, including boring machine axle journal clamping frame 1, well stern axle V type clampband 3, be provided with boring machine 8 in the boring machine axle journal clamping frame 1, boring machine 8 front end is provided with boring bar 9, its characterized in that: an adjusting cushion block 7 is arranged between the journal clamping frame 1 of the boring machine and the middle stern shaft V-shaped clamping hoop 3, a baffle plate 5 is arranged on one side of the upper end face of the middle stern shaft V-shaped clamping hoop 3, and a tension bolt 6 is connected with the adjusting cushion block 7 and the baffle plate 5.
In the preferred embodiment, the lower end face of the journal clamping frame 1 of the boring machine and the upper end face of the V-shaped clamping hoop 3 of the middle stern shaft are provided with slopes with a taper of 1:10.
In the preferred embodiment, the upper end face and the lower end face of the adjusting cushion block 7 are arranged according to a taper of 1:10.
In the preferred embodiment, the middle stern shaft V-shaped clampband 3 is fixedly connected by a bolt 4 through the clampband.
In the preferred embodiment, the boring machine journal clamping frame 1 and the middle stern shaft V-shaped clamping hoop 3 are fixed through boring machine journal clamping bolts 2.
In specific implementation, the utility model can be divided into four specifications and sizes of tools (namely, a 1# tool with the diameter of 150-250, a 2# tool with the diameter of 250-400, a 3# tool with the diameter of 400-600 and a 4# tool with the diameter of 600-800) according to the size of the shaft diameter series, an adjusting cushion block 7 is arranged between the journal clamping frame 1 of the boring machine and the V-shaped clamping hoop 3 of the middle stern shaft, slopes with the taper of 1:10 are arranged on the lower end face of the journal clamping frame 1 of the boring machine and the upper end face of the V-shaped clamping hoop 3 of the middle stern shaft, two end faces of the adjusting cushion block 7 are also processed according to the taper of 1:10, and a baffle is arranged on one side of the upper end face of the V-shaped clamping hoop 3 of the middle stern shaft for tensioning the adjusting cushion block 7. The use and the installation are carried out according to the following five steps:
The first step: according to the diameter of the intermediate shaft and the screw shaft, an adaptive intermediate shaft V-shaped clampband 3 and bolts thereof are selected.
And a second step of: the selected V-shaped clamping hoop 3 of the middle stern shaft and the bolts thereof are assembled with the middle stern shaft, in order to prevent the journal of the middle stern shaft from being damaged by the tool, a copper sheet with the thickness of 0.5mm is adopted to be padded at the contact surface of the workpiece and the tool, and then the bolts, the nuts and the like are initially positioned.
And a third step of: according to the center distance of the middle stern shaft flange connecting hole, a portable boring machine shaft neck clamping bolt 2 with the corresponding length is selected, and the boring machine shaft neck clamping frame 1 is connected with a boring machine 8.
Fourth step: the boring bar 9 is inserted into an inner hole of a boring bar of the boring machine 8, the center of the boring machine 8 and the center of a flange connecting hole of the middle stern shaft are adjusted to be basically coaxial, and bolts and nuts are screwed by hands to perform preliminary positioning.
Fifth step: the adjusting cushion block 7 is inserted into the middle of the lower end face of the journal clamping frame 1 of the boring machine and the upper end face of the V-shaped clamping hoop 3 of the middle stern shaft, the tension bolts 6 are adjusted, after the contact faces are tightly attached, all bolts and nuts are fastened, and then boring and reaming work is carried out.
The improved tool has wide adjustment range and large applicability, and the structure of the improved tool is enhanced by adding the adjustment cushion block, so that the problem of large perpendicularity error caused by deflection in the boring and reaming process is solved, and a great effect is exerted on the boring and reaming work of the shaft flange connecting hole.
The foregoing embodiments of the present utility model are merely illustrative of the present utility model and are not intended to limit the scope of the present utility model, and all equivalent technical solutions are also included in the scope of the present utility model, which is defined by the claims.
Claims (5)
1. The utility model provides a reaming frock with adjustable, includes boring machine axle journal clamping frame (1), well stern axle V type clampband (3), be provided with boring machine (8) in boring machine axle journal clamping frame (1), boring machine (8) front end is provided with boring bar (9), its characterized in that: an adjusting cushion block (7) is arranged between the shaft neck clamping frame (1) of the boring machine and the middle stern shaft V-shaped clamping hoop (3), a baffle plate (5) is arranged on one side of the upper end face of the middle stern shaft V-shaped clamping hoop (3), and a tension bolt (6) is connected with the baffle plate (5) through the adjusting cushion block (7).
2. The adjustable reaming tool of claim 1, wherein: the lower end face of the journal clamping frame (1) of the boring machine and the upper end face of the V-shaped clamping hoop (3) of the middle stern shaft are provided with slopes with taper of 1:10.
3. The adjustable reaming tool of claim 1, wherein: the upper end face and the lower end face of the adjusting cushion block (7) are arranged according to the taper of 1:10.
4. The adjustable reaming tool of claim 1, wherein: the middle stern shaft V-shaped clampband (3) is fixedly connected through a clampband by bolts (4).
5. The adjustable reaming tool of claim 1, wherein: the boring machine journal clamping frame (1) and the middle stern shaft V-shaped clamping hoop (3) are fixed through boring machine journal clamping bolts (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322606209.XU CN220862782U (en) | 2023-09-26 | 2023-09-26 | Reaming frock with adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322606209.XU CN220862782U (en) | 2023-09-26 | 2023-09-26 | Reaming frock with adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220862782U true CN220862782U (en) | 2024-04-30 |
Family
ID=90809685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322606209.XU Active CN220862782U (en) | 2023-09-26 | 2023-09-26 | Reaming frock with adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220862782U (en) |
-
2023
- 2023-09-26 CN CN202322606209.XU patent/CN220862782U/en active Active
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