CN212762336U - Rough and finish turning large and small surface fixture - Google Patents
Rough and finish turning large and small surface fixture Download PDFInfo
- Publication number
- CN212762336U CN212762336U CN202021611660.0U CN202021611660U CN212762336U CN 212762336 U CN212762336 U CN 212762336U CN 202021611660 U CN202021611660 U CN 202021611660U CN 212762336 U CN212762336 U CN 212762336U
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- CN
- China
- Prior art keywords
- sleeve
- rough
- locking
- cover
- mandrel
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a thick finish turning big small face anchor clamps, including the rough turning dabber, there is the protruding axle at the terminal surface center integrated into one piece of rough turning dabber, the cover is equipped with the slider cover in the outside of protruding axle, set up two parallel concave ring grooves at the lateral surface of slider cover, be provided with spiral extension spring in the concave ring inslot, be provided with dabber bipyramidal cover between slider cover and protruding axle, be provided with locking clamp plate in the outside of dabber bipyramidal cover, the annular groove has been seted up on the surface of dabber bipyramidal cover, be provided with the casing pressure spring in the annular groove, the locking screw has been seted up at the tip of protruding axle, at threaded hole column cap screw, spacing hole has been seted up at the lateral surface of slider cover, be provided with spacing post in spacing hole, be fixed with between the diapire. The utility model discloses a structure sets up rationally, can be effectively and quick realization be favorable to improving the precision of processing and the efficiency of processing to the centre gripping location of work piece, and the suitability is strong and the practicality is good.
Description
Technical Field
The utility model belongs to the technical field of the big small face of thick smart, concretely relates to big small face anchor clamps of thick smart car.
Background
The motorcycle engine cylinder body needs to carry out the big or small face processing operation, need carry out the centre gripping location to it when the finish turning adds man-hour, and prior art mainly carries out the centre gripping through the thimble and the telescopic cylinder at both ends, and it can satisfy the demand in market, but the stability of its centre gripping is comparatively limited, also appears becoming flexible or skew in man-hour in addition easily, seriously influences the efficiency of processing and the precision of processing, so suitability and practicality receive the restriction.
Disclosure of Invention
The utility model aims at providing a structure sets up reasonable and the suitability is strong big or small face anchor clamps of rough finish turning.
The technical scheme for realizing the purpose of the utility model is that the large and small clamp for rough and finish turning comprises a rough turning mandrel, a convex shaft is integrally formed at the center of the end surface of the rough turning mandrel, a slide block sleeve is sleeved outside the convex shaft, two parallel concave ring grooves are arranged on the outer side surface of the slide block sleeve, a spiral extension spring is arranged in each concave ring groove, a mandrel double-cone sleeve is arranged between the slide block sleeve and the convex shaft, a locking pressing plate is arranged outside the mandrel double-cone sleeve, an annular groove is arranged on the surface of the mandrel double-cone sleeve, a sleeve compression spring is arranged in each annular groove, a locking screw hole is arranged at the end part of the convex shaft, a locking bolt is arranged at the end part of the locking pressing plate, threaded holes are uniformly arranged on the side surface of the locking pressing plate, column cap screws are arranged in the threaded holes, and the locking pressing plate is fixed on the locking bolt through column, the mandrel double-cone sleeve is pressed and positioned under the action of a locking pressing plate, a limiting hole is formed in the outer side face of the sliding block sleeve, a limiting column is arranged in the limiting hole, a pressing spring is fixed between the limiting column and the bottom wall of the limiting hole, a workpiece is sleeved on the outer side of the sliding block sleeve, and the limiting column is pressed on the inner surface of the workpiece under the action of the pressing spring.
The inner surface of the slide block sleeve is provided with a guide sliding groove, the outer surface of the mandrel double-cone sleeve is fixed with a wedge-shaped bulge, and the wedge-shaped bulge moves in the guide sliding groove so that the slide block sleeve moves outwards to complete outward expansion pressure.
And a reset pressure spring is fixed between the end of the mandrel double-cone sleeve and the end surface of the rough turning mandrel, and when the locking pressing plate is removed, the mandrel double-cone sleeve moves outwards to reset under the action of the reset pressure spring.
An O-shaped rubber sealing ring is fixed between the end part of the sliding block sleeve and the convex shaft.
The utility model discloses has positive effect: the utility model discloses a structure sets up rationally, and it not only can be effectively and quick realization can prevent to appear becoming flexible or squinting man-hour processing to the centre gripping location of work piece, is favorable to improving the precision of processing and the efficiency of processing, uses reliable and stable, and the suitability is strong and the practicality is good.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the following specific embodiments, taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
(example 1)
Fig. 1 shows a specific embodiment of the present invention, wherein fig. 1 is a schematic structural diagram of the present invention.
See fig. 1, a rough and finish turning large and small clamp, including rough turning dabber 1 the end face center integrated into one piece of rough turning dabber has protruding axle 2 the outside cover of protruding axle is equipped with slider cover 3, the lateral surface of slider cover has seted up two parallel concave ring grooves 4, be provided with helical tension spring 5 in the concave ring groove the slider cover with be provided with dabber bipyramidal cover 6 between the protruding axle, be provided with locking clamp plate 7 in the outside of dabber bipyramidal cover, set up annular groove 8 on the surface of dabber bipyramidal cover, be provided with casing pressure spring 9 in the annular groove, set up locking screw hole 10 at the tip of protruding axle, the tip of locking clamp plate is provided with locking bolt 11, evenly set up threaded hole 12 in the side of locking clamp plate, be provided with column cap screw 13 in the threaded hole, the locking clamp plate passes through column cap screw to be fixed on the locking bolt, the mandrel double-cone sleeve is pressed and positioned under the action of a locking pressing plate, a limiting hole 14 is formed in the outer side face of the sliding block sleeve, a limiting column 15 is arranged in the limiting hole, a pressing spring 16 is fixed between the limiting column and the bottom wall of the limiting hole, a workpiece 21 is sleeved on the outer side of the sliding block sleeve, and the limiting column is pressed on the inner surface of the workpiece under the action of the pressing spring.
The inner surface of the slide block sleeve is provided with a guide sliding groove 17, the outer surface of the mandrel double-cone sleeve is fixed with a wedge-shaped bulge 18, and the wedge-shaped bulge moves in the guide sliding groove so as to enable the slide block sleeve to move outwards to complete outward expansion and compression.
And a reset pressure spring 19 is fixed between the end of the mandrel double-cone sleeve and the end surface of the rough turning mandrel, and when the locking pressure plate is removed, the mandrel double-cone sleeve moves outwards to reset under the action of the reset pressure spring.
An O-shaped rubber sealing ring 20 is fixed between the end part of the sliding block sleeve and the convex shaft.
The utility model discloses a structure sets up rationally, and it not only can be effectively and quick realization can prevent to appear becoming flexible or squinting man-hour processing to the centre gripping location of work piece, is favorable to improving the precision of processing and the efficiency of processing, uses reliable and stable, and the suitability is strong and the practicality is good.
The standard parts used in the present embodiment can be purchased directly from the market, and the non-standard structural parts described in the specification can also be obtained directly by processing according to the common general knowledge of the prior art without any doubt, and the connection mode of the parts adopts the conventional means matured in the prior art, and the machines, parts and equipment adopt the conventional models in the prior art, so that the detailed description is not given here.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.
Claims (4)
1. The utility model provides a big small face anchor clamps of thick finish turning, includes the rough turning dabber, its characterized in that: the end face center of the rough turning mandrel is integrally formed with a convex shaft, a sliding block sleeve is sleeved on the outer side of the convex shaft, two parallel concave ring grooves are formed in the outer side face of the sliding block sleeve, a spiral extension spring is arranged in each concave ring groove, a mandrel double-cone sleeve is arranged between the sliding block sleeve and the convex shaft, a locking pressing plate is arranged on the outer side of each mandrel double-cone sleeve, an annular groove is formed in the surface of each mandrel double-cone sleeve, a sleeve pressing spring is arranged in each annular groove, a locking screw hole is formed in the end portion of each convex shaft, a locking bolt is arranged at the end portion of each locking pressing plate, threaded holes are uniformly formed in the side face of each locking pressing plate, stud screws are arranged in the threaded holes, the locking pressing plates are fixed on the locking bolts through stud screws, and the mandrel double-cone sleeves are pressed and positioned through the action, the outer side surface of the sliding block sleeve is provided with a limiting hole, a limiting column is arranged in the limiting hole, a pressing spring is fixed between the limiting column and the bottom wall of the limiting hole, a workpiece sleeve is arranged on the outer side of the sliding block sleeve, and the limiting column is pressed on the inner surface of the workpiece under the action of the pressing spring.
2. The rough and fine turning clamp according to claim 1, wherein: the inner surface of the slide block sleeve is provided with a guide sliding groove, the outer surface of the mandrel double-cone sleeve is fixed with a wedge-shaped bulge, and the wedge-shaped bulge moves in the guide sliding groove so that the slide block sleeve moves outwards to complete outward expansion pressure.
3. The rough and fine turning clamp according to claim 2, wherein: and a reset pressure spring is fixed between the end of the mandrel double-cone sleeve and the end surface of the rough turning mandrel, and when the locking pressing plate is removed, the mandrel double-cone sleeve moves outwards to reset under the action of the reset pressure spring.
4. The rough and fine turning large and small surface fixture as claimed in claim 3, wherein: an O-shaped rubber sealing ring is fixed between the end part of the sliding block sleeve and the convex shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021611660.0U CN212762336U (en) | 2020-08-05 | 2020-08-05 | Rough and finish turning large and small surface fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021611660.0U CN212762336U (en) | 2020-08-05 | 2020-08-05 | Rough and finish turning large and small surface fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212762336U true CN212762336U (en) | 2021-03-23 |
Family
ID=75050396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021611660.0U Expired - Fee Related CN212762336U (en) | 2020-08-05 | 2020-08-05 | Rough and finish turning large and small surface fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212762336U (en) |
-
2020
- 2020-08-05 CN CN202021611660.0U patent/CN212762336U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 Termination date: 20210805 |