CN216151787U - Semi-annular anti-interference pressing plate - Google Patents
Semi-annular anti-interference pressing plate Download PDFInfo
- Publication number
- CN216151787U CN216151787U CN202122281423.3U CN202122281423U CN216151787U CN 216151787 U CN216151787 U CN 216151787U CN 202122281423 U CN202122281423 U CN 202122281423U CN 216151787 U CN216151787 U CN 216151787U
- Authority
- CN
- China
- Prior art keywords
- annular
- pressing plate
- semi
- interference
- screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a semi-annular interference-preventing pressing plate, which comprises an annular pressing plate, a compression screw, a supporting screw and protective filling, wherein the semi-annular interference-preventing pressing plate comprises: the center of the annular pressing plate is provided with a through hole, and a V-shaped groove is formed in the annular pressing plate; the supporting screws are symmetrically arranged on two sides of the V-shaped groove, the compression screws and the supporting screws are sequentially arranged on one side, opposite to the end portion of the V-shaped groove, of the annular pressing plate, and the compression screws and the supporting screws are arranged in the same direction, and opposite to the installation direction of the protective filling. The utility model has simple structure and convenient use, can prevent processing interference, can expose a processing surface, is convenient for the processing process and effectively improves the processing efficiency.
Description
Technical Field
The utility model relates to the field of machining, in particular to a semi-annular interference-preventing pressing plate.
Background
Along with the development of the mechanical manufacturing industry, the aviation lubricating oil pump is diversified. The middle shell part is used as a core component of the lubricating oil pump, and has high dimensional precision and strict form and position tolerance. 506, the middle shell of a certain type of lubricating oil pump product borne by a workshop requires that the inner hole has 0.015 coaxial outer diameter and 0.02 perpendicularity to the end face.
In order to ensure the processing quality and efficiency of products, the outer diameter and the inner hole of the part need to be processed and ensured by one process. The traditional clamp pressing plate in the workshop is a rectangular pressing plate and is pressed on the outer side of a part to be processed. This kind of mode of compressing tightly leads to the processing to interfere, need the processing of pressure reversing plate when processing part external diameter and hole, has the not hard up quality risk of part, and efficiency is extremely low.
Disclosure of Invention
The utility model aims to provide a semi-annular anti-interference pressing plate which is used for overcoming the problem of low efficiency of the existing processing method.
In order to realize the task, the utility model adopts the following technical scheme:
the utility model provides a semi-annular prevents interference clamp plate, includes annular clamp plate, housing screw, supporting screw, and the protection is filled, wherein:
the center of the annular pressing plate is provided with a through hole, and a V-shaped groove is formed in the annular pressing plate; the supporting screws are symmetrically arranged on two sides of the V-shaped groove, the compression screws and the supporting screws are sequentially arranged on one side, opposite to the end portion of the V-shaped groove, of the annular pressing plate, and the compression screws and the supporting screws are arranged in the same direction, and opposite to the installation direction of the protective filling.
Furthermore, the corresponding central angle of the V-shaped groove is 80-100 degrees.
Furthermore, the outer diameter of the annular pressure plate is smaller than that of the part, the size of the through hole of the annular pressure plate is larger than that of the inner hole of the part, and the difference range is 5-10 mm.
Furthermore, a pair of mounting holes are symmetrically formed in the annular pressing plate and located on two sides of the V-shaped groove and used for mounting the protective filler; the mounting hole is in interference fit with the protective filling.
Furthermore, the protective filling is of a cylindrical structure, and a protective cap is arranged at one end of the protective filling; the cylindrical structure of protection packing is assembled in the mounting hole, and the helmet is laminated with the surface of annular clamp plate.
Furthermore, a first threaded hole for installing a supporting screw is formed in the annular pressure plate, and the first threaded hole is matched with the supporting screw in specification; and a second threaded hole is formed between the first threaded hole and the center of the annular pressure plate and used for installing the compression screw.
Further, the end of the support screw is supported on the positioning surface of the lathe jig.
Furthermore, two mounting holes for protective filling on the annular pressure plate and the first threaded holes for mounting the supporting screws are uniformly distributed at 120 degrees.
Compared with the prior art, the utility model has the following technical characteristics:
the utility model has simple structure and convenient use, can prevent processing interference, can expose a processing surface, is convenient for the processing process and effectively improves the processing efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an axial cross-sectional view of FIG. 1;
the reference numbers in the figures illustrate: 1 annular pressing plate, 2 through-holes, 3 mounting holes, 4 second threaded holes, 5 first threaded holes, 6V-shaped grooves, 7 protective fillers, 8 protective caps, 9 compression screws and 10 supporting screws.
Detailed Description
Referring to the attached drawings, the semi-annular interference-preventing pressing plate provided by the utility model comprises an annular pressing plate 1, a pressing screw 9, a supporting screw 10 and a protective filler 7, wherein:
the center of the annular pressing plate 1 is provided with a through hole 2, a V-shaped groove 6 is formed in the annular pressing plate 1, and the central angle corresponding to the V-shaped groove 6 is 80-100 degrees; a V-shaped groove 6 structure is adopted, and in the fastening process through a compression screw 9, the protection filling 7 is compressed on the surface of a part to form a three-point compression supporting structure; the V-shaped groove 6 structure can also enable the edge protection filling 7 part to have an elastic compression effect in the process of tightening the compression screw 9.
The outer diameter of the annular pressure plate 1 is slightly smaller than the outer diameter of the part, the size of the through hole 2 is slightly larger than the size of the inner hole of the part, and the difference range is 5-10 mm.
A pair of mounting holes 3 are symmetrically formed in the annular pressing plate 1 at two sides of the V-shaped groove 6 and used for mounting the protective filler 7; the mounting hole 3 is in interference fit with the protective filler 7; the protective filling 7 is of a cylindrical structure, and one end of the protective filling 7 is provided with a protective cap 8; the cylindrical structure of the protective packing 7 is fitted into the mounting hole 3 and the protective cap 8 is fitted to the surface of the annular pressure plate 1. The protective filling 7 material is cloth-sandwiched bakelite, the hardness of the material is lower than that of metal materials such as aluminum and steel, and is higher than that of materials such as rubber, so that clamping and crushing of parts are avoided, and the parts are prevented from moving; the thickness of the protective cap 8 is 2-3mm, which is beneficial to the transmission of pressing force.
The compression screw 9 and the support screw 10 are sequentially arranged on one side of the annular pressure plate 1 opposite to the end part of the V-shaped groove 6, as shown in figure 1.
The annular pressure plate 1 is provided with a first threaded hole 5 for mounting a support screw 10, and the first threaded hole 5 is matched with the support screw 10 in specification; the end of the supporting screw 10 is supported on the positioning surface of the lathe fixture, so that after the compression screw 9 is fastened, the front end of the pressure plate has better compression effect by rotating the supporting screw 10.
And a second threaded hole 4 is arranged between the first threaded hole 5 and the center of the annular pressure plate 1 and is used for installing the compression screw 9.
The mounting direction of the compression screw 9 and the support screw 10 is opposite to that of the protective packing 7.
The mounting holes 3 of the two protective fillers 7 on the annular pressing plate 1 and the first threaded holes 5 of the supporting screws 10 are uniformly distributed at 120 degrees, so that three points of the parts are uniformly distributed and compressed, the clamping stress of the parts is uniform, and the clamping deformation is prevented.
The method comprises the following specific operation steps:
firstly, placing a part, and placing the part to be processed on a positioning surface of the clamp by hand.
Pre-pressing the part, and adjusting the height of the supporting screw by using an inner hexagonal wrench to enable the height of the supporting screw to be slightly higher than the thickness of the part; and (5) tightening the compression screw by using an internal hexagonal wrench to fix the part.
And thirdly, aligning the part, namely aligning the inner hole of the part by using an inner diameter gauge to coincide with the rotation center of the machine tool spindle.
And fourthly, compressing the parts, and screwing down the compression screws by using an internal hexagonal wrench to fix the parts.
And fifthly, processing parts. And (5) processing the inner hole and the outer circle of the part according to the numerical control program.
And sixthly, detaching the part, finishing the machining, loosening the pressing plate and detaching the part.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equally replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application, and are intended to be included within the scope of the present application.
Claims (8)
1. The utility model provides a semi-ring shape is prevented interfering with clamp plate, includes annular clamp plate (1), housing screw (9), support screw (10), and protection is filled (7), wherein:
the center of the annular pressing plate (1) is provided with a through hole (2), and the annular pressing plate (1) is provided with a V-shaped groove (6); the supporting screws (10) are symmetrically arranged on two sides of the V-shaped groove (6), and the compression screw (9) and the supporting screw (10) are sequentially arranged on one side, opposite to the end part of the V-shaped groove (6), of the annular pressing plate (1); the mounting direction of the compression screw (9) and the supporting screw (10) is the same and opposite to that of the protective filling (7).
2. Semi-annular anti-interference platen according to claim 1, characterized in that the corresponding central angle of the V-shaped groove (6) is 80 ° -100 °.
3. The semi-annular anti-interference pressure plate according to claim 1, characterized in that the outer diameter of the annular pressure plate (1) is smaller than the outer diameter of the part to be processed, and the size of the through hole (2) is larger than the inner hole of the part, and the difference is 5-10 mm.
4. The semi-annular anti-interference pressing plate according to claim 1, wherein a pair of mounting holes (3) are symmetrically formed in the annular pressing plate (1) at two sides of the V-shaped groove (6) and used for mounting the protective filler (7); the mounting hole (3) is in interference fit with the protective filler (7).
5. The semi-annular anti-interference press plate according to claim 1, characterized in that the protective filling (7) is a cylindrical structure, and one end of the protective filling (7) is provided with a protective cap (8); the cylindrical structure of the protective filling (7) is assembled in the mounting hole (3), and the protective cap (8) is attached to the surface of the annular pressing plate (1).
6. The semi-annular interference-proof pressure plate according to claim 4, characterized in that the annular pressure plate (1) is provided with a first threaded hole (5) for installing a support screw (10), and the first threaded hole (5) is matched with the specification of the support screw (10); and a second threaded hole (4) is arranged between the first threaded hole (5) and the center of the annular pressure plate (1) and is used for installing the compression screw (9).
7. Semi-annular anti-interference pressure plate according to claim 1, characterized in that the ends of the supporting screws (10) are supported on the positioning surface of the lathe fixture.
8. The semi-annular anti-interference pressure plate according to claim 6, characterized in that the two mounting holes (3) of the protective filler (7) on the annular pressure plate (1) are uniformly distributed at 120 degrees with the first threaded holes (5) of the mounting support screws (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122281423.3U CN216151787U (en) | 2021-09-18 | 2021-09-18 | Semi-annular anti-interference pressing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122281423.3U CN216151787U (en) | 2021-09-18 | 2021-09-18 | Semi-annular anti-interference pressing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216151787U true CN216151787U (en) | 2022-04-01 |
Family
ID=80852799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122281423.3U Active CN216151787U (en) | 2021-09-18 | 2021-09-18 | Semi-annular anti-interference pressing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216151787U (en) |
-
2021
- 2021-09-18 CN CN202122281423.3U patent/CN216151787U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102049695B (en) | Processing method and technological equipment for cylindrical thin and long thin-walled workpiece | |
| CN108296986B (en) | Synchronizer ring gear inner ring processing composite clamp | |
| CN110802426A (en) | Damping clamp for machining of machine box | |
| CN111113096A (en) | Automobile air compressor support part plane milling and drilling clamp and using method thereof | |
| CN216151787U (en) | Semi-annular anti-interference pressing plate | |
| CN208495990U (en) | A kind of elastic expanding compact form gear-shaping clamp | |
| CN201895230U (en) | Positioning and clamping device for tubular part | |
| CN102101195A (en) | Hydraulic milling fixture for multi-position precision machining of square housing | |
| CN212420485U (en) | Adjustable auxiliary supporting clamp structure for part web plate processing | |
| CN115041549A (en) | Thermal check clamp for elastic check ring for hole and machining method | |
| CN212735035U (en) | Piston rod end face hole machining tool | |
| CN211102768U (en) | Multistage adjustable machine tool workpiece pressing device | |
| CN201979153U (en) | Hydraulic milling clamp for multistation precision machining of square casing | |
| CN216680223U (en) | Small-size manual quick compression colored disc | |
| CN211439088U (en) | Automobile air compressor support part milling plane, drilling adds clamping apparatus | |
| CN220782489U (en) | Gear hobbing tool for small-modulus gear | |
| CN216540884U (en) | Shell turning clamp | |
| CN216176743U (en) | End cover clamping and fixing device for construction machinery | |
| CN221455570U (en) | Limiting tool for metal cutting tool machining | |
| CN210549632U (en) | Novel motor cover processing frock | |
| CN216829667U (en) | A processing frock for ultra-thin tilting pad of special type | |
| CN217702505U (en) | Auxiliary device for special-shaped part lathe machining | |
| CN214770486U (en) | Double-gland inner hole machining clamp | |
| CN211540849U (en) | Balance support frame | |
| CN204546056U (en) | A kind of floating pressure type Workpiece clamping device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |