CN217096648U - Processing tool for oil return hole in side wall of cylindrical piston component - Google Patents
Processing tool for oil return hole in side wall of cylindrical piston component Download PDFInfo
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- CN217096648U CN217096648U CN202220700848.5U CN202220700848U CN217096648U CN 217096648 U CN217096648 U CN 217096648U CN 202220700848 U CN202220700848 U CN 202220700848U CN 217096648 U CN217096648 U CN 217096648U
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Abstract
The utility model discloses a cylindrical piston part lateral wall oil gallery processing frock, its characterized in that: the tool comprises a bottom plate, a V-shaped groove seat is arranged on the bottom plate, a front positioning plate and a rear positioning plate are symmetrically arranged on the bottom plate, the front positioning plate and the rear positioning plate are respectively positioned in the front and the rear of the V-shaped groove seat, two front positioning bolts which are symmetrically distributed are in threaded connection with the front positioning plate, a rear positioning bolt is in threaded connection with the rear positioning plate, an elongated slot is formed in the center of the top of the front positioning plate, a positioning pin is arranged in the elongated slot, a left stand column and a right stand column are symmetrically arranged on the bottom plate, the left stand column and the right stand column are respectively positioned on the left side and the right side of the V-shaped groove seat, a pressing plate is movably connected to the top ends of the left stand column and the right stand column together, pressing nuts in threaded connection with the left stand column and the right stand column are further arranged above the pressing plate, and a processing abdicating window is formed in the middle of the pressing plate.
Description
Technical Field
The utility model relates to a frock clamp, especially a cylindrical piston part lateral wall oil gallery processing frock.
Background
Each part in the piston is a core part of the engine, the machining quality of each part directly influences the service life and the safety of the engine, and therefore the dimensional quality precision of the parts is strictly controlled in the machining process of the parts. The piston is provided with a cylindrical part, four rows of oil return holes are required to be processed on the side wall of the part, the four rows of oil return holes are uniformly distributed in the circumferential direction of the outer wall of the cylindrical piston part, each row of oil return holes comprises a plurality of oil return holes which are distributed at equal intervals, the position precision requirement of the holes is relatively high during processing, and if deviation of the position precision occurs, the quality of the piston can be directly influenced; when processing above-mentioned oil gallery in the tradition, because there is not dedicated frock clamp, consequently need the adjustment operation after a plurality of conventional anchor clamps cooperation use could accomplish the clamping and once processing, can consume a large amount of human labor on the one hand like this, influence work efficiency, also produce clamping error very easily simultaneously, influence the position accuracy in above-mentioned what hole. There is therefore a need for a method or apparatus that addresses the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve the above-mentioned not enough that prior art exists, provide a simple structure, design benefit, rationally distributed, can effectively improve the cylindrical piston part lateral wall oil gallery processing frock of clamping efficiency and precision.
The technical solution of the utility model is that: the utility model provides a cylindrical piston part lateral wall oil gallery processing frock which characterized in that: the tool comprises a bottom plate 1, a V-shaped groove seat 2 is arranged on the bottom plate 1, a front positioning plate 3 and a rear positioning plate 4 are symmetrically arranged on the bottom plate 1, the front positioning plate 3 and the rear positioning plate 4 are respectively positioned in front of and behind the V-shaped groove seat 2, two front positioning bolts 5 which are symmetrically distributed are in threaded connection with the front positioning plate 3, a rear positioning bolt 6 is in threaded connection with the rear positioning plate 4, a long groove 7 is arranged at the center of the top of the front positioning plate 3, a positioning pin 8 is arranged in the long groove 7, a left upright post 9 and a right upright post 10 are symmetrically arranged on the bottom plate 1, the left upright post 9 and the right upright post 10 are respectively positioned at the left side and the right side of the V-shaped groove seat 2, the top ends of the left upright post 9 and the right upright post 10 are jointly and movably connected with a pressing plate 11, and a pressing nut 12 in threaded connection with the left upright post 9 and the right upright post 10 is further arranged above the pressing plate 11, and a processing abdicating window 13 is formed in the middle of the pressing plate 11.
Compared with the prior art, the utility model, have following advantage:
this kind of structural style's cylindrical piston part lateral wall oil gallery processing frock, its simple structure, design benefit, it is rationally distributed, it needs the problem that a plurality of anchor clamps cooperation use could fix a position to traditional cylindrical piston part, a special structure is designed, it can realize quick, accurate location and centre gripping operation to cylindrical piston part, not only can improve work efficiency by a wide margin, reduce personnel's amount of labour, can also guarantee positioning accuracy simultaneously, thereby the accurate degree of follow-up processing has been ensured. The tool has the advantages of simple manufacturing process and low manufacturing cost, so the tool is particularly suitable for popularization and application in the field and has a very wide market prospect.
Drawings
Fig. 1 is a front view of an embodiment of the present invention.
Fig. 2 is a top view of an embodiment of the present invention.
Fig. 3 is a left side view of an embodiment of the present invention.
Detailed Description
The following description will explain embodiments of the present invention with reference to the drawings. As shown in fig. 1, 2, and 3: a cylindrical piston part side wall oil return hole processing tool comprises a base plate 1 serving as a foundation, a V-shaped groove seat 2 is arranged on the base plate 1, a front positioning plate 3 and a rear positioning plate 4 are symmetrically arranged on the base plate 1, the front positioning plate 3 and the rear positioning plate 4 are respectively positioned in front of and behind the V-shaped groove seat 2, two front positioning bolts 5 which are symmetrically distributed are connected onto the front positioning plate 3 in a threaded manner, a rear positioning bolt 6 is connected onto the rear positioning plate 4 in a threaded manner, a long groove 7 is arranged at the center of the top of the front positioning plate 3, a positioning pin 8 is arranged in the long groove 7, a left upright post 9 and a right upright post 10 are further symmetrically arranged on the base plate 1, the left upright post 9 and the right upright post 10 are respectively positioned at the left side and the right side of the V-shaped groove seat 2, a pressing plate 11 is movably connected to the top ends of the left upright post 9 and the right upright post 10 together, a pressing nut 12 in threaded connection with the left upright post 9 and the right upright post 10 is further arranged above the pressing plate 11, and a processing abdicating window 13 is formed in the middle of the pressing plate 11.
The utility model discloses cylindrical piston part lateral wall oil gallery processing frock's working process as follows: when machining an oil return hole in the side wall of the cylindrical piston member 14 is required, the piston member 14 is first placed in a V-groove in the V-groove seat 2, under the action of the V-shaped groove, the central axis of the piston part 14 is automatically aligned, the relative positions of the two front positioning bolts 5 on the front positioning plate 3 are adjusted in advance, the front end surfaces of the piston parts 14 are simultaneously contacted with the two front positioning bolts 5 by taking the front positioning bolts as the clamping reference, then, the cylindrical piston member 14 is driven to rotate around its own axis, and after the adjustment to a state where the pin hole on the front end face thereof matches the positioning pin 8, the positioning pin 8 is inserted into the pin hole, under the action of the positioning pin 8, the piston component 14 is positioned and limited in the circumferential direction, and finally the rear positioning bolt 6 is screwed, and the cylindrical piston component 14 is clamped by the front and rear positioning bolts from two ends in the axial direction; after the clamping operation is finished, the pressing plate 11 is buckled above the piston part 14 (the openings at the two ends of the pressing plate 11 are sleeved on the left upright post 9 and the right upright post 10), and the compression nut 12 is screwed, namely the piston part 14 is compressed from the upper side by using the pressing plate 11, and at the moment, the clamping operation on the piston part 14 is finished; the numerical control machining center can machine an oil return hole on the outer wall of the piston part 14;
after the processing of one row of oil return holes is finished, the pressing plate 11 is detached, the positioning pin 8 is drawn out from the pin hole, the positioning bolt 6 is reversely rotated to lock the piston part 14 in a contact manner, the piston part 14 is driven to rotate by 90 degrees, the positioning pin 8 is inserted into another pin hole in the front end face of the piston part 14, the piston part 14 is positioned at a second processing position at the moment, the piston part is positioned and clamped again by using mechanisms such as the positioning bolt, the pressing plate 11 and the like under the state, and the numerical control processing center can process a second row of oil return holes on the outer wall of the piston part 14;
and sequentially operating according to the steps until all oil return holes on the outer wall of the piston part 14 are completely machined.
Claims (1)
1. The utility model provides a cylindrical piston part lateral wall oil gallery processing frock which characterized in that: the tool comprises a bottom plate (1), a V-shaped groove seat (2) is arranged on the bottom plate (1), a front positioning plate (3) and a rear positioning plate (4) are symmetrically arranged on the bottom plate (1), the front positioning plate (3) and the rear positioning plate (4) are respectively positioned in front of and behind the V-shaped groove seat (2), two front positioning bolts (5) which are symmetrically distributed are connected onto the front positioning plate (3) in a threaded manner, a rear positioning bolt (6) is connected onto the rear positioning plate (4) in a threaded manner, a long groove (7) is formed in the center of the top of the front positioning plate (3), a positioning pin (8) is arranged in the long groove (7), a left upright column (9) and a right upright column (10) are symmetrically arranged on the bottom plate (1), the left upright column (9) and the right upright column (10) are respectively positioned on the left side and the right side of the V-shaped groove seat (2), and pressing plates (11) are movably connected to the top ends of the left upright column (9) and the right upright column (10) together, the upper portion of the pressing plate (11) is further provided with a compression nut (12) in threaded connection with the left stand column (9) and the right stand column (10), and a processing yielding window (13) is formed in the middle of the pressing plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220700848.5U CN217096648U (en) | 2022-03-29 | 2022-03-29 | Processing tool for oil return hole in side wall of cylindrical piston component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220700848.5U CN217096648U (en) | 2022-03-29 | 2022-03-29 | Processing tool for oil return hole in side wall of cylindrical piston component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217096648U true CN217096648U (en) | 2022-08-02 |
Family
ID=82605078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220700848.5U Active CN217096648U (en) | 2022-03-29 | 2022-03-29 | Processing tool for oil return hole in side wall of cylindrical piston component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217096648U (en) |
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2022
- 2022-03-29 CN CN202220700848.5U patent/CN217096648U/en active Active
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