CN210756589U - Clamping device for piston machining - Google Patents
Clamping device for piston machining Download PDFInfo
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- CN210756589U CN210756589U CN201921523358.7U CN201921523358U CN210756589U CN 210756589 U CN210756589 U CN 210756589U CN 201921523358 U CN201921523358 U CN 201921523358U CN 210756589 U CN210756589 U CN 210756589U
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Abstract
The utility model discloses a clamping device of piston processing, including piston fixture and the pneumatic fixed establishment that promotes of conical surface circle, the pneumatic fixed establishment that promotes of conical surface circle is located on the piston fixture, piston fixture includes piston centre gripping chamber, centre gripping chamber fixed axle and piston clamping piece, the piston centre gripping chamber is located on the centre gripping chamber fixed axle, the piston clamping piece is on the piston centre gripping chamber is located to angle such as circumference shape, the pneumatic fixed establishment that promotes of conical surface circle slidable cup joints locates on the centre gripping chamber fixed axle, the pneumatic fixed establishment that promotes of conical surface circle includes reset spring, conical surface circle impeller, anticreep board and the pneumatic impeller of conical surface circle. The utility model belongs to the technical field of the piston processing centre gripping, specifically indicate that the atress is even when being favorable to the piston centre gripping, reinforce and press from both sides tight effect, improve the clamping device of the piston processing of machining precision.
Description
Technical Field
The utility model belongs to the technical field of the piston processing centre gripping, specifically indicate a clamping device of piston processing.
Background
Along with the high-speed development of modern engine technique, put forward higher requirement to piston machining precision, influence piston machining precision just including the fixture of piston, the accurate location centre gripping of piston is favorable to operations such as turning, trompil and the detection of piston, and usual piston anchor clamps are mostly elastic clamping jaw, and the fixed area of contact of inflation is little, and the atress is uneven, and it is relatively poor to press from both sides tight effect, causes machining precision not high, influences production efficiency.
Disclosure of Invention
For solving the above-mentioned current difficult problem, the utility model provides a practicality is high, easy operation, improves the centre gripping effect, and each direction atress is even, realizes the accurate location centre gripping of piston, does benefit to the piston processing clamping device who improves the machining precision.
The utility model discloses the technical scheme who adopts as follows: a clamping device for piston machining comprises a piston clamping mechanism and a conical surface circle pneumatic pushing fixing mechanism, wherein the conical surface circle pneumatic pushing fixing mechanism is arranged on the piston clamping mechanism, the piston clamping mechanism comprises a piston clamping cavity, a clamping cavity fixing shaft and a piston clamping piece, the piston clamping cavity is arranged on the clamping cavity fixing shaft, the piston clamping piece is arranged on the piston clamping cavity in a circular shape and at an equal angle, the piston clamping piece is arranged on the piston clamping cavity in a hollow circular table shape, the piston clamping cavity is provided with a piston clamping claw through hole in a circular shape and at an equal angle, the piston clamping piece comprises a piston clamping claw, a piston clamping claw fixing piece clamping groove and a pressing spring, the piston clamping claw fixing piece clamping groove is arranged on the outer wall of the piston clamping cavity and close to the piston clamping cavity, and the piston clamping claw fixing piece clamping groove is close to the small round end, one end of the piston clamping claw fixing piece is hinged in a clamping groove of the piston clamping claw fixing piece, one end of the piston clamping claw is slidably arranged in the other end of the piston clamping claw fixing piece in a penetrating and clamping way, the other end of the piston clamping claw is slidably arranged in a piston clamping cavity in a penetrating and clamping way through a through hole of the piston clamping claw, the pressing spring is arranged on the piston clamping claw fixing piece, the conical surface circular pneumatic pushing fixing mechanism is slidably sleeved on a clamping cavity fixing shaft, the conical surface circular pneumatic pushing fixing mechanism is arranged on the outer wall of the piston clamping cavity, the conical surface circular pneumatic pushing fixing mechanism is arranged on the outer wall of the small end of the piston clamping cavity, the conical surface circular pushing fixing mechanism comprises a reset spring, a conical surface circular pushing piece, an anti-falling plate and a conical surface circular pneumatic pushing piece, the conical surface circular pushing piece and the reset spring can be slidably sleeved on the, the other end of the reset spring is arranged on a conical surface round pushing piece, the anti-falling plate is arranged on a fixed shaft of the clamping cavity, the anti-falling plate is arranged on the opposite side of the piston clamping cavity, the conical surface round pneumatic pushing piece is arranged between the anti-falling plate and the conical surface round pushing piece, the conical surface round pushing piece is provided with a piston clamping claw fixing and supporting piece along a conical surface at an equal angle, one end of the piston clamping claw fixing and supporting piece is arranged on the outer wall of the conical surface round pushing piece, the other end of the piston clamping claw fixing and supporting piece is arranged on a piston clamping claw fixing piece, the other end of the piston clamping claw fixing and supporting piece is arranged on the opposite side of the piston clamping claw, the piston clamping claw fixing and supporting piece is provided with a downward-pressing spring anti-falling piece, the conical surface round pneumatic pushing piece comprises, the pneumatic telescopic rod is vertically arranged on the pneumatic telescopic rod fixing piece, the pneumatic telescopic floating plate is arranged on the pneumatic telescopic rod, the extrusion embedding block is arranged at the bottom wall of the pneumatic telescopic floating plate, the pneumatic telescopic rod retracts to drive the pneumatic telescopic floating plate to slide downwards, the extrusion embedding block is extruded between the anti-drop plate and the conical surface round pushing piece to push the conical surface round pushing piece to move towards the direction of the piston clamping cavity, the piston clamping claw fixing and supporting piece pushes the piston clamping claw fixing piece to rotate towards the outside of the piston clamping cavity so as to drive the piston clamping claw to move towards the inside of the piston clamping cavity, piston clamping is realized, after processing is finished, the pneumatic telescopic rod is controlled to extend to drive the pneumatic telescopic floating plate to float upwards, the extrusion embedding block is separated from a gap between the anti-drop plate and the conical surface round pushing piece, the conical surface round pushing piece is far away from the piston clamping cavity under the action, the piston clamping claw is driven to move towards the outside of the piston clamping cavity, so that the piston is released.
Furthermore, the vertical section of the piston clamping claw is in a convex structure, the diameter of the upper end of the piston clamping claw is smaller than that of the lower end of the piston clamping claw, and a stepped structure attaching block is arranged on the bottom wall of the piston clamping claw.
Furthermore, the piston clamping claw is provided with a separation-preventing groove, the piston clamping cavity is provided with limiting bolt holes at equal angles, the separation-preventing groove and the limiting bolt holes are arranged oppositely, and the bolts penetrate through the limiting bolt holes to be clamped in the separation-preventing groove, so that the separation of the piston clamping claw from the piston clamping cavity can be avoided.
Further, the piston clamping piece, the piston clamping claw through hole, the piston clamping claw fixing and supporting piece and the limiting bolt hole are arranged at the same angle, and the piston clamping piece, the piston clamping claw through hole, the piston clamping claw fixing and supporting piece and the limiting bolt are consistent in number.
Furthermore, the pressing spring is arranged below the pressing spring anti-falling piece, and after the piston is machined, the pressing spring recovers and presses the piston clamping claw fixing piece to rotate towards the piston clamping cavity, so that the piston clamping claw is favorably moved away from the piston clamping cavity to release the piston.
Furthermore, the piston clamping claw is provided with a through hole, a steel wire ring and a lifting spring, the through hole is arranged at the upper part of the piston clamping claw in a penetrating mode, the through hole is arranged below the piston clamping claw fixing piece, the steel wire ring penetrates through the through hole, the lifting spring bypasses two ends of the piston clamping claw fixing piece and is connected with the steel wire ring, and after machining is finished, the piston clamping claw fixing piece drives the piston clamping claw to be separated from the piston through the lifting spring.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the utility model provides a piston processing clamping device realizes the even atress centre gripping of piston through the piston clamping piece of waiting the angle setting, through the pneumatic fixed establishment reciprocating motion that promotes of conical surface circle, utilizes lever principle to realize that the piston clamping jaw holds fixedly to the accurate pressure of piston.
Drawings
Fig. 1 is a schematic view of the overall structure of a piston processing and clamping device of the present invention;
fig. 2 is the utility model discloses a piston clamping structure schematic diagram of piston processing clamping device.
The device comprises a piston clamping mechanism 1, a piston clamping mechanism 2, a conical surface circular pneumatic pushing and fixing mechanism 3, a piston clamping cavity 4, a clamping cavity fixing shaft 5, a piston clamping piece 6, a piston clamping claw through hole 7, a piston clamping claw 8, a piston clamping claw fixing piece 9, a piston clamping claw fixing piece clamping groove 10, a pressing spring 11, a reset spring 12, a conical surface circular pushing piece 13, an anti-falling plate 14, a conical surface circular pneumatic pushing piece 15, a piston clamping claw fixing and supporting piece 16, a pressing spring anti-falling piece 17, an air pressure telescopic rod 18, an air pressure telescopic rod fixing piece 19, an air pressure telescopic floating plate 20, an extrusion embedding block 21, an attaching block 22, an anti-falling groove 23, a limiting bolt hole 24, a through hole 25, a steel wire ring 26 and a lifting spring.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments, and all the parts of the present invention not described in detail in the technical features or the connection relation are the prior art.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-2, the clamping device for piston processing of the present invention comprises a piston clamping mechanism 1 and a conical surface circular pneumatic pushing fixing mechanism 2, wherein the conical surface circular pneumatic pushing fixing mechanism 2 is disposed on the piston clamping mechanism 1, the piston clamping mechanism 1 comprises a piston clamping cavity 3, a clamping cavity fixing shaft 4 and a piston clamping member 5, the piston clamping cavity 3 is disposed on the clamping cavity fixing shaft 4, the piston clamping member 5 is disposed on the piston clamping cavity 3 at a circumferential equal angle, the piston clamping cavity 3 is disposed at a circumferential equal angle and provided with a piston clamping claw through hole 6, the piston clamping member 5 comprises a piston clamping claw 7, a piston clamping claw fixing member 8, a piston clamping claw fixing member clamping groove 9 and a pressing spring 10, the piston clamping claw fixing member clamping groove 9 is disposed on the outer wall of the piston clamping cavity 3 and is close to the piston clamping cavity 3, one end of the piston clamping claw fixing piece 8 is hinged in a piston clamping claw fixing piece clamping groove 9, one end of the piston clamping claw 7 can be slidably arranged in the other end of the piston clamping claw fixing piece 8 in a penetrating and clamping manner, the other end of the piston clamping claw 7 can be slidably arranged in the piston clamping cavity 3 in a penetrating and clamping manner through the piston clamping claw through hole 6, the down pressing spring 10 is arranged on the piston clamping claw fixing piece 8, the conical surface circular pneumatic pushing and fixing mechanism 2 can be slidably sleeved on the clamping cavity fixing shaft 4, the conical surface circular pneumatic pushing and fixing mechanism 2 is arranged on the outer wall of the piston clamping cavity 3, the conical surface circular pneumatic pushing and fixing mechanism 2 comprises a reset spring 11, a conical surface circular pushing piece 12, an anti-falling plate 13 and a conical surface circular pneumatic pushing piece 14, the conical surface circular pushing piece 12 and the reset spring 11 can be slidably sleeved on the clamping cavity fixing shaft 4, one, the other end of the reset spring 11 is arranged on a conical surface circular pushing piece 12, the anti-falling plate 13 is arranged on a clamping cavity fixing shaft 4, the anti-falling plate 13 is arranged on the opposite side of the piston clamping cavity 3, the conical surface circular pneumatic pushing piece 14 is arranged between the anti-falling plate 13 and the conical surface circular pushing piece 12, the conical surface circular pushing piece 12 is provided with a piston clamping claw fixing and supporting piece 15 along a conical surface at an equal angle, one end of the piston clamping claw fixing and supporting piece 15 is arranged on the outer wall of the conical surface circular pushing piece 12, the other end of the piston clamping claw fixing and supporting piece 15 is arranged on a piston clamping claw fixing piece 8, the other end of the piston clamping claw fixing and supporting piece 15 is arranged on the opposite side of the piston clamping claw 7, the piston clamping claw fixing and supporting piece 15 is provided with a pressing spring anti-falling piece 16, the conical surface circular pneumatic pushing, the pneumatic telescopic rod fixing piece 18 is arranged on the piston machining device, the pneumatic telescopic rod 17 is vertically arranged on the pneumatic telescopic rod fixing piece 18, the pneumatic telescopic floating plate 19 is arranged on the pneumatic telescopic rod 17, and the extrusion embedding block 20 is arranged on the bottom wall of the pneumatic telescopic floating plate 19.
The piston clamping cavity 3 is a hollow circular truncated cone-shaped cavity, the vertical section of the piston clamping claw 7 is arranged in a convex structure, and the bottom wall of the piston clamping claw 7 is provided with a stepped structure attaching block 21.
The piston clamping claw 7 is provided with an anti-falling groove 22, the piston clamping cavity 3 is provided with limiting bolt holes 23 at equal angles, and the anti-falling groove 22 and the limiting bolt holes 23 are arranged oppositely.
The piston clamping piece 5, the piston clamping claw through hole 6, the piston clamping claw fixing and supporting piece 15 and the limiting bolt hole 23 are arranged at the same angle, and the piston clamping piece 5, the piston clamping claw through hole 6, the piston clamping claw fixing and supporting piece 15 and the limiting bolt hole 23 are consistent in number.
The push-down spring 10 is provided below the push-down spring escape preventer 16.
The piston clamping claw 7 is provided with a through hole 24, a steel wire ring 25 and a lifting spring 26, the through hole 24 is arranged at the upper part of the piston clamping claw 7 in a penetrating way, the through hole 24 is arranged below the piston clamping claw fixing part 8, the steel wire ring 25 is arranged in the through hole 24 in a penetrating way, and the lifting spring 26 is connected with the steel wire ring 25 by bypassing the two ends of the piston clamping claw fixing part 8.
When the piston clamping device is used specifically, a piston is arranged in the piston clamping cavity 3, the end part of the piston faces outwards, the conical surface circular pneumatic pushing piece 14 pushes the conical surface circular pushing piece 12 to move towards the piston clamping cavity 3, the piston clamping claw 7 is pressed downwards to fix the piston under the action of a lever principle, and after machining is finished, the conical surface circular pushing piece 12 is restored to the initial position under the action of the reset spring 11 to drive the piston clamping claw 7 to slide outwards along the piston clamping claw through hole 6 to release the piston in a loosening mode.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. The utility model provides a clamping device of piston machining which characterized in that: the piston clamping mechanism comprises a piston clamping mechanism and a conical surface circle pneumatic pushing fixing mechanism, the conical surface circle pneumatic pushing fixing mechanism is arranged on the piston clamping mechanism, the piston clamping mechanism comprises a piston clamping cavity, a clamping cavity fixing shaft and a piston clamping piece, the piston clamping cavity is arranged on the clamping cavity fixing shaft, the piston clamping piece is arranged on the piston clamping cavity in a circular shape and at the same angle, the piston clamping cavity is provided with a piston clamping claw through hole in a circular shape and at the same angle, the piston clamping piece comprises a piston clamping claw, a piston clamping claw fixing piece clamping groove and a pressing spring, the piston clamping claw fixing piece clamping groove is arranged on the outer wall of the piston clamping cavity and close to the piston clamping cavity, one end of the piston clamping claw fixing piece is hinged in the piston clamping claw fixing piece clamping groove, and one end of the piston clamping claw can be slidably clamped in the other, the other end of the piston clamping claw penetrates through a through hole of the piston clamping claw and can be slidably arranged in a piston clamping cavity, the pressing spring is arranged on a fixed piece of the piston clamping claw, the conical surface circular pneumatic pushing and fixing mechanism can be slidably sleeved on a fixed shaft of the clamping cavity, the conical surface circular pneumatic pushing and fixing mechanism is arranged on the outer wall of the piston clamping cavity, the conical surface circular pneumatic pushing and fixing mechanism comprises a reset spring, a conical surface circular pushing piece, an anti-falling plate and a conical surface circular pneumatic pushing piece, the conical surface circular pushing piece and the reset spring can be slidably sleeved on the fixed shaft of the clamping cavity, one end of the reset spring is arranged on the outer wall of the piston clamping cavity, the other end of the reset spring is arranged on the conical surface circular pushing piece, the anti-falling plate is arranged on the fixed shaft of the clamping cavity, the anti-falling plate is arranged on, the conical surface round pushing piece is provided with a piston clamping claw fixing support piece at equal angles along a conical surface, one end of the piston clamping claw fixing support piece is arranged on the outer wall of the conical surface round pushing piece, the other end of the piston clamping claw fixing support piece is arranged on a piston clamping claw fixing piece, the other end of the piston clamping claw fixing support piece is arranged on the opposite side of the piston clamping claw, a pressing spring anti-falling piece is arranged on the piston clamping claw fixing support piece, the conical surface round pneumatic pushing piece comprises a pneumatic telescopic rod, a pneumatic telescopic rod fixing piece, a pneumatic telescopic rod stretching floating plate and an extrusion embedding block, the pneumatic telescopic rod fixing piece is arranged on a piston processing device, the pneumatic telescopic rod is vertically arranged on the pneumatic telescopic rod fixing piece, the pneumatic telescopic floating plate is arranged on the pneumatic telescopic rod, and.
2. A clamping device for piston machining according to claim 1, characterized in that: the piston clamping cavity is a hollow circular truncated cone-shaped cavity, the vertical section of the piston clamping claw is arranged in a convex structure, and the bottom wall of the piston clamping claw is provided with a stepped structure attaching block.
3. A clamping device for piston machining according to claim 1, characterized in that: the piston clamping jaw is provided with an anti-falling groove, the piston clamping cavity is provided with limiting bolt holes at equal angles, and the anti-falling groove and the limiting bolt holes are arranged oppositely.
4. A clamping device for piston machining according to claim 1, characterized in that: the piston clamping piece, the piston clamping claw through hole, the piston clamping claw fixing and supporting piece and the limiting bolt hole are arranged at the same angle, and the piston clamping piece, the piston clamping claw through hole, the piston clamping claw fixing and supporting piece and the limiting bolt hole are consistent in quantity.
5. A clamping device for piston machining according to claim 1, characterized in that: the pressing spring is arranged below the pressing spring anti-falling piece.
6. A clamping device for piston machining according to claim 1, characterized in that: the piston clamping claw is provided with a through hole, a steel wire ring and a lifting spring, the through hole is arranged at the upper part of the piston clamping claw in a penetrating mode, the through hole is arranged below the piston clamping claw fixing piece, the steel wire ring penetrates through the through hole, and the lifting spring is connected with the steel wire ring by bypassing the two ends of the piston clamping claw fixing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921523358.7U CN210756589U (en) | 2019-09-12 | 2019-09-12 | Clamping device for piston machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921523358.7U CN210756589U (en) | 2019-09-12 | 2019-09-12 | Clamping device for piston machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210756589U true CN210756589U (en) | 2020-06-16 |
Family
ID=71051132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921523358.7U Active CN210756589U (en) | 2019-09-12 | 2019-09-12 | Clamping device for piston machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210756589U (en) |
-
2019
- 2019-09-12 CN CN201921523358.7U patent/CN210756589U/en active Active
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