CN103302534B - The discontinuous Working piece positioning device of tapered sleeve squash type cylindrical - Google Patents
The discontinuous Working piece positioning device of tapered sleeve squash type cylindrical Download PDFInfo
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- CN103302534B CN103302534B CN201310267195.1A CN201310267195A CN103302534B CN 103302534 B CN103302534 B CN 103302534B CN 201310267195 A CN201310267195 A CN 201310267195A CN 103302534 B CN103302534 B CN 103302534B
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- section
- inner conical
- conical
- sleeve
- drogue
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Abstract
The invention discloses the discontinuous Working piece positioning device of a kind of tapered sleeve squash type cylindrical, its centering base is by heavy in section cylinder, middle section cylinder and small bore cylinder are formed, external conical sleeve is tubular, its endoporus rear portion is cylindrical segment, middle part is thread segment, front portion is conical section, described cylindrical hole section is sleeved on the cylinder of described middle section, inner conical drogue is bowl-type, the shaft hole sleeve that its end face center is arranged is contained on described small bore cylinder, the end face of described inner conical drogue is connected with the cylindrical step surface in described middle section by attachment screw, the circumferential outer surface of described inner conical drogue is provided with thread segment and conical section, the thread segment of described external conical sleeve and conical section respectively described inner conical drogue mutually screw and contact, the circumference body wall of described inner conical drogue is arranged at intervals with axial bars seam.The body wall of inner conical drogue of the present invention is provided with axial bars seam, can clamps the discontinuous workpiece of cylindrical, axial bars seam can also adopt uneven cloth to arrange, the workpiece that clamping cylindrical is discontinuous and not uniform further.
Description
technical field:
The present invention relates to the positioning fixture in a kind of machined, particularly relate to the discontinuous Working piece positioning device of a kind of tapered sleeve squash type cylindrical.
background technology:
In machining, often there will be the situation that excircle of workpiece discontinuous situation, particularly cylindrical are not uniform, in this case, only this workpiece accurately cannot be felt relieved by common scroll chuck, easily cause deviations, affect product quality.
summary of the invention:
Technical problem to be solved by this invention is: overcome the deficiencies in the prior art, provides that a kind of structure is simple, easy to use, accurate positioning and the discontinuous Working piece positioning device of laborsaving timesaving tapered sleeve squash type cylindrical.
Technical scheme of the present invention is: the discontinuous Working piece positioning device of a kind of tapered sleeve squash type cylindrical, containing centering base, described centering base is by heavy in section cylinder, middle section cylinder and small bore cylinder are formed, external conical sleeve is tubular, its endoporus rear portion is cylindrical segment, middle part is thread segment, front portion is conical section, described cylindrical hole section is sleeved on the cylinder of described middle section, inner conical drogue is bowl-type, the shaft hole sleeve that its end face center is arranged is contained on described small bore cylinder, the described inner conical drogue step surface of attachment screw with the cylinder front end, middle section of described centering base is connected, the circumferential outer surface rear portion of described inner conical drogue is thread segment, front portion is conical section, the thread segment of described external conical sleeve and conical section mutually screw with conical section with the thread segment of described inner conical drogue respectively and contact, the circumference body wall of described inner conical drogue is arranged at intervals with axial bars seam, described axial bars seam makes described inner conical drogue form rear end to be connected and the structural form that separates of front end.
Described axial bars seam is circumferentially uniformly distributed or uneven distribution.Described attachment screw is at least three.The front inner diameter of the conical section of described external conical sleeve is greater than back end inside diameter, and the front end external diameter of the conical section of described inner conical drogue is greater than rear end external diameter.Described external conical sleeve arranges strip-shaped clamp groove, is convenient to rotate external conical sleeve, described inner conical drogue arranges annular groove, to reduce the local wall thickness of inner conical drogue on the outer round surface of axial bars seam root; The end face of described inner conical drogue is provided with at least three workpiece support posts; Described axial bars is sewed on and is provided with expansion joint.
The invention has the beneficial effects as follows:
The body wall of 1, inner conical drogue of the present invention is provided with axial bars seam, make inner conical drogue become root to be connected and the structural form that separates of taper, the discontinuous workpiece of cylindrical can be clamped, in addition as required, axial bars seam can also adopt uneven cloth to arrange, the workpiece that clamping cylindrical is discontinuous and not uniform further.
2, the present invention feels relieved on base and arranges two cylindrical locating surfaces, can ensure that external conical sleeve, inner conical drogue are concentric with centering base, improves positioning precision.
3, external conical sleeve of the present invention is spun by screw thread and inner conical drogue, the external conical sleeve that turns clockwise can compress inner conical drogue, thus makes inner conical drogue clamping workpiece outer round surface, and being rotated counterclockwise external conical sleeve can loosen inner conical drogue, thus make inner conical drogue unclamp workpiece, use very convenient.
4, inner conical drogue of the present invention coordinating by the positioning cylindrical surface of the center positioning hole of its end and centering base, fix with attachment screw, good positioning effect, in addition, external conical sleeve arranges strip-shaped clamp groove, be convenient to rotation external conical sleeve, simple to operate.
5, inner conical drogue of the present invention arranges annular groove on the outer round surface of axial bars seam root, reduce the local wall thickness of inner conical drogue, and every bar axial bars is sewed on and is cut the wide expansion joint of 2mm, is convenient to inner conical drogue outer end spreading and contraction, can clamps more efficiently and unclamp workpiece.
6, simple, easy to use, the accurate positioning of structure of the present invention and laborsavingly to save time, it is applied widely, is easy to promotion and implementation, has good economic benefit.
accompanying drawing illustrates:
Fig. 1 is the structural representation of the discontinuous Working piece positioning device of tapered sleeve squash type cylindrical;
Fig. 2 is the right view of the discontinuous Working piece positioning device of the squash type of tapered sleeve shown in Fig. 1 cylindrical.
detailed description of the invention:
Embodiment: see in Fig. 1 and Fig. 2, figure, 1-feels relieved base, 2-external conical sleeve, 3-inner conical drogue, 4-thread segment, 5-strip-shaped clamp groove, 6-workpiece support post, 7-attachment screw, and 8-axial bars is stitched, 9-annular groove, 10-expansion joint.
The discontinuous Working piece positioning device of tapered sleeve squash type cylindrical contains centering base 1, wherein: centering base 1 is by heavy in section cylinder, middle section cylinder and small bore cylinder are formed, external conical sleeve 2 is tubular, its endoporus rear portion is cylindrical segment, middle part is thread segment 4, front portion is conical section, cylindrical hole section is sleeved on the cylinder of middle section, inner conical drogue 3 is bowl-type, the shaft hole sleeve that its end face center is arranged is contained on small bore cylinder, the end face of inner conical drogue 3 is connected with the cylindrical step surface in attachment screw 7 and middle section, the circumferential outer surface rear portion of inner conical drogue 3 is thread segment 4, front portion is conical section, the thread segment of external conical sleeve 2 and conical section mutually screw with conical section with the thread segment of inner conical drogue 3 respectively and contact, the circumference body wall of inner conical drogue 3 is arranged at intervals with axial bars seam 8, axial bars seam 8 makes inner conical drogue 3 form rear end to be connected and the structural form that separates of front end.
Axial bars seam 8 can circumferentially be uniformly distributed, also can circumferentially uneven distribution, determines as required.Attachment screw 7 is at least two.The front inner diameter of the conical section of external conical sleeve 2 is greater than back end inside diameter, and the front end external diameter of the conical section of inner conical drogue 3 is greater than rear end external diameter.
External conical sleeve 2 is arranged strip-shaped clamp groove 5, be convenient to rotate external conical sleeve 2 with spanner, inner conical drogue 3 stitches on the outer round surface of 8 roots near axial bars and arranges annular groove 9, to reduce the local wall thickness of inner conical drogue 9.The end face of inner conical drogue 3 is provided with at least three workpiece support posts 6.Axial bars seam 8 is provided with expansion joint 10.
Operation principle: external conical sleeve 2, inner conical drogue 3 respectively by base 1 of feeling relieved the centering of two faces of cylinder and and centering base 1 combine, to ensure the alignment with base, to turn clockwise external conical sleeve 2 with hook-shaped plate, external conical sleeve 2 moves to right, the conical section of its conical section extruding inner conical drogue 3, makes the conical section diameter of inner conical drogue 3 diminish, thus feels relieved and clamping work pieces; After machining, be rotated counterclockwise external conical sleeve 2, external conical sleeve 2 moves to left, and its conical section unclamps the conical section of inner conical drogue 3, makes the conical section diameter spreading of inner conical drogue 3, unclamps workpiece.It is interrupted that this fixture is applicable to cylindrical, and workpiece pockety.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (5)
1. the discontinuous Working piece positioning device of tapered sleeve squash type cylindrical, containing centering base, it is characterized in that: described centering base is by heavy in section cylinder, middle section cylinder and small bore cylinder are formed, external conical sleeve is tubular, its endoporus rear portion is cylindrical segment, middle part is thread segment, front portion is conical section, described cylindrical hole section is sleeved on the cylinder of described middle section, inner conical drogue is bowl-type, the shaft hole sleeve that its end face center is arranged is contained on described small bore cylinder, the described inner conical drogue step surface of attachment screw with the cylinder front end, middle section of described centering base is connected, the circumferential outer surface rear portion of described inner conical drogue is thread segment, front portion is conical section, the thread segment of described external conical sleeve and conical section mutually screw with conical section with the thread segment of described inner conical drogue respectively and contact, the circumference body wall of described inner conical drogue is arranged at intervals with axial bars seam, described axial bars seam makes described inner conical drogue form rear end to be connected and the structural form that separates of front end.
2.
the discontinuous Working piece positioning device of tapered sleeve squash type cylindrical according to claim 1, is characterized in that: described axial bars seam is circumferentially uniformly distributed or uneven distribution.
3.
the discontinuous Working piece positioning device of tapered sleeve squash type cylindrical according to claim 1, is characterized in that: described attachment screw is at least three.
4.
the discontinuous Working piece positioning device of tapered sleeve squash type cylindrical according to claim 1, is characterized in that: the front inner diameter of the conical section of described external conical sleeve is greater than back end inside diameter, the front end external diameter of the conical section of described inner conical drogue is greater than rear end external diameter.
5.
the discontinuous Working piece positioning device of tapered sleeve squash type cylindrical according to any one of claim 1-4, it is characterized in that: described external conical sleeve arranges strip-shaped clamp groove, be convenient to rotate external conical sleeve, described inner conical drogue arranges annular groove, to reduce the local wall thickness of inner conical drogue on the outer round surface of axial bars seam root; The end face of described inner conical drogue is provided with at least three workpiece support posts; Described axial bars is sewed on and is provided with expansion joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310267195.1A CN103302534B (en) | 2013-06-30 | 2013-06-30 | The discontinuous Working piece positioning device of tapered sleeve squash type cylindrical |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310267195.1A CN103302534B (en) | 2013-06-30 | 2013-06-30 | The discontinuous Working piece positioning device of tapered sleeve squash type cylindrical |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103302534A CN103302534A (en) | 2013-09-18 |
| CN103302534B true CN103302534B (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310267195.1A Expired - Fee Related CN103302534B (en) | 2013-06-30 | 2013-06-30 | The discontinuous Working piece positioning device of tapered sleeve squash type cylindrical |
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| Country | Link |
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| CN (1) | CN103302534B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201324957Y (en) * | 2008-11-24 | 2009-10-14 | 中国航天科技集团公司长征机械厂 | Precision positioning and clamping device for machine tool |
| CN201604006U (en) * | 2009-12-25 | 2010-10-13 | 山东光岳转向节总厂 | Quick clamping device |
| CN201988969U (en) * | 2011-03-22 | 2011-09-28 | 南车戚墅堰机车有限公司 | Fixture for hydraulic clamping vehicle for thin-walled parts |
| EP2428297A1 (en) * | 2010-09-13 | 2012-03-14 | Röhm GmbH | Collet chuck |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7144210B2 (en) * | 2004-01-21 | 2006-12-05 | Kennametal Inc. | Tool holder |
| CN203330753U (en) * | 2013-06-30 | 2013-12-11 | 河南广瑞汽车部件股份有限公司 | Elastic centering clamp of intermittent outer circle workpiece |
-
2013
- 2013-06-30 CN CN201310267195.1A patent/CN103302534B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201324957Y (en) * | 2008-11-24 | 2009-10-14 | 中国航天科技集团公司长征机械厂 | Precision positioning and clamping device for machine tool |
| CN201604006U (en) * | 2009-12-25 | 2010-10-13 | 山东光岳转向节总厂 | Quick clamping device |
| EP2428297A1 (en) * | 2010-09-13 | 2012-03-14 | Röhm GmbH | Collet chuck |
| CN201988969U (en) * | 2011-03-22 | 2011-09-28 | 南车戚墅堰机车有限公司 | Fixture for hydraulic clamping vehicle for thin-walled parts |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103302534A (en) | 2013-09-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 453600 Huixian, Henan, West Ring Road, No. 158, No. Applicant after: HENAN GUANGRUI AUTOMOBILE PARTS CO.,LTD. Address before: 453600 Huixian, Henan, West Ring Road, No. 158, No. Applicant before: Huixian City Automobile Parts Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: HUIXIAN AUTOMOBILE PARTS CO., LTD. TO: HENAN GUANGRUI AUTO PARTS CO., LTD. |
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| C14 | Grant of patent or utility model | ||
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| 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: 20150805 Termination date: 20190630 |