CN217070956U - Steel piston blank cutting jig - Google Patents
Steel piston blank cutting jig Download PDFInfo
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- CN217070956U CN217070956U CN202123417249.7U CN202123417249U CN217070956U CN 217070956 U CN217070956 U CN 217070956U CN 202123417249 U CN202123417249 U CN 202123417249U CN 217070956 U CN217070956 U CN 217070956U
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- steel piston
- connecting rod
- positioning
- guide hole
- bottom plate
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Abstract
To steel piston blank cutting hardness sample, need design the supporting problem of using of corresponding anchor clamps, the utility model provides a steel piston blank cutting jig, it is convenient for fix a position the clamping with the steel piston is quick and effective fixed. The utility model provides a steel piston blank cutting jig, includes bottom plate, positioning mechanism and clamping mechanism, its characterized in that: the bottom plate is provided with a notch and a guide hole which extends outwards from the middle of the notch; the positioning mechanism comprises a positioning round pin, a positioning seat, a connecting rod, an end cap and a pressure spring, wherein the positioning round pin is arranged on the bottom plate and is respectively arranged on two sides of the guide hole, the positioning seat is arranged in the notch, the connecting rod is arranged in the guide hole, one end of the connecting rod is connected with the positioning seat, the other end of the connecting rod is connected with the end cap, two ends of the pressure spring are respectively abutted against a step surface and the end cap in the guide hole, the clamping mechanism comprises a stand column, a locking nut and a pressing plate, the stand column is arranged on the bottom plate, the upper end of the stand column is respectively provided with a stud, the end part of the pressing plate is sleeved on the stud, and the locking nut is in threaded connection with the stud.
Description
Technical Field
The utility model relates to a steel piston machining apparatus technical field, concretely relates to steel piston blank cutting jig.
Background
The piston is the core component of the engine, which is the most hostile working environment and is subject to alternating mechanical and thermal loads. Compared with the traditional material piston, the steel piston has higher high temperature and high pressure resistance and higher explosion pressure, and can reach increasingly severe national automobile exhaust emission standards.
With the higher automation degree of modern machining equipment, the machining of the steel piston also adopts automation equipment. Because the steel piston needs to cut a hardness sample on a steel piston blank in the machining production process, a clamp needs to be designed, the operation is convenient, the clamping stability is good, and the steel piston can be rapidly positioned, clamped and effectively fixed conveniently.
SUMMERY OF THE UTILITY MODEL
To steel piston blank cutting hardness sample, need design the supporting problem of using of corresponding anchor clamps, the utility model provides a steel piston blank cutting jig, it is convenient for fix a position the clamping with the steel piston is quick and effective fixed.
Its technical scheme is such, a steel piston blank cutting jig, including bottom plate, positioning mechanism and clamping mechanism, its characterized in that:
the bottom plate is provided with a semicircular gap and a guide hole which extends outwards from the middle of the arc of the gap and penetrates through the gap, and a step surface is arranged in the guide hole;
the positioning mechanism comprises a positioning round pin, a positioning seat, a connecting rod, a plug and a pressure spring, the positioning round pins are arranged on the bottom plate and are respectively arranged at two sides of the guide hole, the positioning seat is arranged in the gap, a simulation molded surface is formed at the upper part of the positioning seat and positioned at one side of the positioning round pin, the simulation molded surface is matched with the inner molded surface of a combustion chamber of the steel piston, the connecting rod is arranged in the guide hole, one end of the connecting rod is connected with the positioning seat, the other end of the connecting rod is connected with the plug, the pressure spring is sleeved outside the connecting rod, and two ends of the pressure spring are respectively abutted against the step surface and the plug;
the clamping mechanism comprises an upright post, a locking nut and a pressing plate, the upright posts are arranged on the bottom plate and are respectively arranged on two sides of the guide hole, studs are respectively arranged at the upper ends of the upright posts, two ends of the pressing plate are respectively sleeved on the studs, and the locking nut is in threaded connection with the studs and is matched with the top end surface of the upright post to clamp the pressing plate tightly.
Furthermore, the positioning mechanism further comprises an adjusting nut, the adjusting nut is arranged between the plug and the side wall of the bottom plate, and the adjusting nut is in threaded fit with the connecting rod.
Furthermore, the pressing plate presses notches on two sides of the upper part of the steel piston.
The utility model discloses an anchor clamps, positioning mechanism accomplish the circumference location of steel piston blank through the combustion chamber excircle profile face of a pair of location round pin cooperation location steel piston blank, through the inboard profile of locating piece location combustion chamber, accomplish the angular positioning of piston blank; the clamping mechanism completes axial clamping of the steel piston blank through matching of the pressing strip, the stud and the locking nut, meanwhile, the pressing strip presses notches on two sides of the upper part of the steel piston blank, the pressing strip is not easy to slip in the cutting process of the steel piston blank, and the stability is good; through the utility model discloses an anchor clamps can realize steel piston blank quick positioning clamping and effective fixed.
Drawings
Fig. 1 is a schematic structural view of the present invention, wherein the steel piston is not assembled.
Fig. 2 is a schematic view of the structure of the present invention, wherein the steel piston is assembled.
Fig. 3 is a structural diagram of the present invention in a right view, wherein the steel piston is assembled.
Fig. 4 is a schematic sectional structure of the present invention, in which the steel piston is assembled.
Fig. 5 is the schematic view of the section structure of the bottom plate, the connecting rod, the pressure spring and the plug.
Detailed Description
As shown in fig. 1-5, a steel piston blank cutting clamp comprises a bottom plate 1, a positioning mechanism and a clamping mechanism;
the bottom plate 1 is provided with a semicircular gap 2 and a guide hole 3 which extends outwards from the middle of the arc of the gap 2 and penetrates through the gap, and a step surface 4 is arranged in the guide hole 3;
the positioning mechanism comprises positioning round pins 5, positioning seats 6, connecting rods 7, plugs 8 and pressure springs 9, the positioning round pins 5 are mounted on the base plate 1 and are respectively arranged on two sides of the guide hole 3, the positioning seats 6 are arranged on the notches 2, simulation molded surfaces are formed on the upper portions of the positioning seats 6 and located on one sides of the positioning round pins 5, the simulation molded surfaces are matched with the inner side molded surfaces of a combustion chamber P1 of the steel piston P, the connecting rods 7 are mounted in the guide holes 3, one ends of the connecting rods 7 are connected with the positioning seats 6, the other ends of the connecting rods 7 are connected with the plugs 8, the pressure springs 9 are sleeved outside the connecting rods 7, and two ends of the pressure springs 9 are respectively abutted against the step surfaces 4 and the plugs 8;
the clamping mechanism comprises upright columns 10, locking nuts 11 and a pressing plate 12, the pair of upright columns 10 are installed on the base plate 1 and are respectively arranged on two sides of the guide hole 3, studs are respectively arranged at the upper ends of the upright columns 10, two ends of the pressing plate 12 are respectively sleeved on the studs, the locking nuts 11 are in threaded connection with the studs and are matched with the top end face of the upright columns 10 to clamp the pressing plate 12, and the pressing plate 12 is used for pressing notches 2 on two sides of the upper portion of the steel piston P.
In other embodiments, the positioning mechanism may further include an adjusting nut, the adjusting nut is disposed between the plug 8 and the sidewall of the base plate 1, the adjusting nut is in threaded engagement with the connecting rod 7, and the clamping force of the positioning block on the sidewall of the combustion chamber P1 is adjusted by the adjusting nut rotating along the connecting rod 7.
Claims (3)
1. The utility model provides a steel piston blank cutting jig, includes bottom plate, positioning mechanism and clamping mechanism, its characterized in that:
the bottom plate is provided with a semicircular gap and a guide hole which extends outwards from the middle of the arc of the gap and penetrates through the gap, and a step surface is arranged in the guide hole;
the positioning mechanism comprises a positioning round pin, a positioning seat, a connecting rod, a plug and a pressure spring, the positioning round pins are arranged on the bottom plate and are respectively arranged at two sides of the guide hole, the positioning seat is arranged in the gap, a simulation molded surface is formed at the upper part of the positioning seat and positioned at one side of the positioning round pin, the simulation molded surface is matched with the inner molded surface of a combustion chamber of the steel piston, the connecting rod is arranged in the guide hole, one end of the connecting rod is connected with the positioning seat, the other end of the connecting rod is connected with the plug, the pressure spring is sleeved outside the connecting rod, and two ends of the pressure spring are respectively abutted against the step surface and the plug;
the clamping mechanism comprises an upright post, a locking nut and a pressing plate, the upright posts are arranged on the bottom plate and are respectively arranged on two sides of the guide hole, studs are respectively arranged at the upper ends of the upright posts, two ends of the pressing plate are respectively sleeved on the studs, and the locking nut is in threaded connection with the studs and is matched with the top end surface of the upright post to clamp the pressing plate tightly.
2. The steel piston blank cutting fixture of claim 1, wherein: the positioning mechanism further comprises an adjusting nut, the adjusting nut is arranged between the plug and the side wall of the bottom plate, and the adjusting nut is in threaded fit with the connecting rod.
3. The steel piston blank cutting fixture of claim 2, wherein: and the pressing plate is used for pressing notches on two sides of the upper part of the steel piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123417249.7U CN217070956U (en) | 2021-12-31 | 2021-12-31 | Steel piston blank cutting jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123417249.7U CN217070956U (en) | 2021-12-31 | 2021-12-31 | Steel piston blank cutting jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217070956U true CN217070956U (en) | 2022-07-29 |
Family
ID=82541129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123417249.7U Active CN217070956U (en) | 2021-12-31 | 2021-12-31 | Steel piston blank cutting jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217070956U (en) |
-
2021
- 2021-12-31 CN CN202123417249.7U patent/CN217070956U/en active Active
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