CN206622882U - Fast accurate positioner is used in a kind of cylindrical work pieces processing - Google Patents
Fast accurate positioner is used in a kind of cylindrical work pieces processing Download PDFInfo
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- CN206622882U CN206622882U CN201720220635.1U CN201720220635U CN206622882U CN 206622882 U CN206622882 U CN 206622882U CN 201720220635 U CN201720220635 U CN 201720220635U CN 206622882 U CN206622882 U CN 206622882U
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Abstract
The utility model provides a kind of cylindrical work pieces processing and uses fast accurate positioner, including：One support set, side wall open up through hole；Locking pin, inserted on the inside of support set by through hole, and radially slided along support set, the other end is located on the outside of support set；One hydraulic cylinder, on the outside of the openend of support set one, piston rod is stretched on the inside of support set；One lock sleeve, one end are stretched into support set by another openend of support set, and medial extremity outer wall and locking pin ends contact, lock sleeve external diameter are reduced from outboard end to medial extremity；Be loaded portion, is inscribed in lock sleeve inwall, and middle part is connected with piston rod.The positioner cylindrical work pieces that is loaded does not need centre frame, can realize that automatic capturing positions for the cylindrical work pieces of inwall out-of-flatness, it is not necessary to artificial centering, substantially increase efficiency, reduce production cost, lift economic benefit yet.
Description
Technical field
It the utility model is related to a kind of cylindrical work pieces processing fast accurate positioner.
Background technology
To ensure machining accuracy in mechanical processing process, when processing part on Digit Control Machine Tool, it is necessary to first workpiece is existed
A correct position is occupied on lathe, that is, positions, is then clamped.This positioning is referred to as the dress of workpiece with the process clamped
Folder.Technological equipment for clamping workpiece is exactly jig.
Lathe is mainly used in processing the inside and outside face of cylinder, circular conical surface, rotoforming face, screw thread and transverse plane of part etc..
Above-mentioned various surfaces are all to surround the rotation axis of machine tool chief axis and formed, according to this processing characteristic and fixture on lathe
The position of installation, turning attachment is divided into two kinds of fundamental types.
（1）Fixture on lathe spindle
In this kind of fixture, in addition to the universal fixturing such as various chucks, top or other machine tool accessories, often according to processing
Need to design various mandrels or other special fixtures, fixture rotates with machine tool chief axis during processing, and cutting tool makees feeding fortune
It is dynamic.
（2）Fixture on slide plate or lathe bed
For some in irregular shape and larger-size workpiece, usually fixture is arranged on lathe slide plate, cutter is then
Rotated on lathe spindle, fixture makees feed motion.The pattern in processing rotoforming face belongs to such fixture.
Turning attachment presses use range, can be divided into general vehicle clamper, special vehicle clamper and the class of built-up jig three.
And the positioning for cylindrical work pieces on lathe, such as gas cylinder, welded gas cylinder cylinder are approximate cylindrical tube shape structures,
Typically there is a longitudinal seam vertically, existing method uses lathe process both ends of the surface, barrel lenght is met the requirements.
In the prior art, centre frame mount workpiece is typically used with lathe process cylindrical work pieces, centre frame opens speed
Degree is slower, and when cylinder has larger ovality, centre frame needs to adjust ability card engaging workpiece repeatedly, less efficient.
For cylindrical work pieces positioner, the current country is primarily present following patent document：
Chinese patent Authorization Notice No.：CN202886625U, a kind of locating and detecting device of cylindrical work pieces is disclosed, including
Detection bar, detection switch, rotary shaft, alignment pin, locating platform, and the cylinder that control alignment pin moves up and down.The detection
Bar, its middle part are connected by the rotary shaft with the locating platform, its test side and the tubular work being enclosed on the alignment pin
Part inwall contacts；Its triggering end contacts with the detection switch.Locating and detecting device of the present utility model, tubular can be realized simultaneously
Positioning, detection, the installation of workpiece, have both saved cost, improve the production efficiency of production line again.However, the patent is provided
Locating and detecting device, lay particular emphasis on the detection to cylindrical work pieces in position fixing process, it is complicated.
Utility model content
To solve above-mentioned problem, the purpose of this utility model is to provide a kind of cylindrical work pieces processing quick essence
Accurate positioning device, the positioner cylindrical work pieces that is loaded do not need centre frame, may be used for the cylindrical work pieces of inwall out-of-flatness yet
Realize that automatic capturing positions, it is not necessary to artificial centering, substantially increase efficiency, reduce production cost, lift economic benefit.
To reach above-mentioned purpose, the technical solution of the utility model is：
Fast accurate positioner is used in a kind of cylindrical work pieces processing, including：One support set, a body is shaped as, with tubular
Workpiece is coaxially disposed, and its side wall radially opens up at least three through holes along support set, and the through hole is along the circumferentially-spaced arrangement of support set；
At least three locking pins, one end respectively by the support set through hole insert support set on the inside of, and by through hole along support set radially
Slide, the other end is located on the outside of the support set；One hydraulic cylinder, it is axially set in along the support set outside the openend of support set one
Side, its piston rod are stretched on the inside of the support set；One lock sleeve, it is a body, axially placed along the support set, one end is by institute
State another openend of support set and stretch into formation lock sleeve medial extremity in support set, accordingly, the lock sleeve other end is outboard end, interior
Side outer wall and the locking pin ends contact stretched on the inside of support set, lock sleeve external diameter are reduced from outboard end to medial extremity, outer wall
Formed domatic；Be loaded portion, is a block or loop configuration, both ends are inscribed in the lock sleeve inwall close to outboard end side respectively
On, middle part is connected with the hydraulic cylinder piston rod；Hydraulic cylinder piston rod is shunk, and lock sleeve is driven along support set axle by the portion of being loaded
To slip, lock sleeve outer wall extruding locking pin is located at support set outboard end and cylindrical work pieces along support set radial contraction, locking pin
Inwall contacts, and is formed to the shoring of cylindrical work pieces, positioned.
Further, the support set passes through a connection respectively close to hydraulic cylinder body side openend end wall upper/lower terminal
Part is formed with hydraulic cylinder body outer wall and is detachably connected.
In addition, the connector is along the axially arranged cross bar of cylindrical work pieces and connected vertically perpendicular with cross bar one end including one
Bar, montant are detachably connected with support set openend end wall, and cross bar is detachably connected with the hydraulic cylinder body outer wall.
Separately have, the support set includes opening up along the axially arranged support transverse tube of cylindrical work pieces, the support set through hole
In support transverse tube side wall on, it is corresponding with the through hole and along cylindrical work pieces be radially disposed at it is described support transverse tube outer wall support
Vertical tube, support vertical tube are connected to form a passage with through hole, and locking pin is inserted in the passage, and lock sleeve is arranged at support transverse tube
It is interior.
And the support set number of openings is 3, is arranged along the support set outer wall equi-spaced apart, accordingly, the lock
Tight pin quantity is 3, and the support vertical tube quantity is 3.
Again, the locking pin includes：One clamps bearing pin, is inserted in the support set passage, the support is stretched into one end
Set inner side, the other end is located in passage and middle part axially opens up blind hole along bearing pin is clamped；The lock sleeve outer wall is with clamping bearing pin
Contacted positioned at support set inner opposite end；One elastic component, one end are inserted in the clamping bearing pin blind hole；One shores bearing pin, one end
It is inserted in the passage and is connected with the elastic component other end, the other end is stretched out on the outside of the support set, is formed to tubular
Workpiece inner wall is shored, positioned.
Further, the elastic component is spring.
In addition, circumferentially opening up an annular groove on the inwall of the lock sleeve both ends respectively, the portion both ends that are loaded lead to respectively
Annular groove described in crossing a shackle member is connected with lock sleeve.
Separately have, the hydraulic cylinder is set up in lathe surface by a support, and can be slided along lathe surface slide rail is arranged at.
Further, the lathe surface sets actuator close to support one end, the actuator passes through a pull bar and the support
Connection, actuator drive support and the hydraulic cylinder being arranged on support to be slided along lathe slide rail by pull bar.
The beneficial effects of the utility model are：
Support set is set, and support set surface circumferentially plugs locking pin, is equipped with the lock sleeve in support set, lock sleeve
Outer wall is in slope structure, and hydraulic cylinder piston rod pulls lock sleeve to be slided along support set inwall, and lock sleeve outer wall is domatic progressively to be extruded
Locking pin so that locking pin shrinks along support set through hole, the locking pin other end formed to the shoring of cylindrical work pieces inwall to be processed,
Positioning, so as to realize the quick and precisely positioning to cylindrical work pieces；
Locking pin is connected by elastic component by two locking bearing pins and formed, and using the elasticity of elastic component, can effectively ensure that each
The contact with cylindrical work pieces inwall of individual locking pin and shore, though the cylindrical work pieces of inwall out-of-flatness is run into, or cylinder is present
Larger elliptic arc length, it can be still adjusted, be positioned from inwall, clamping by the elastic deformation of elastic component, improved and add
Work efficiency rate；
Hydraulic cylinder is designed to packaged type on lathe so that positioner is applicable the cylindrical work pieces of different length, lifting
The scope of application.
Brief description of the drawings
Fig. 1 is a kind of structural representation of cylindrical work pieces processing fast accurate positioner provided by the utility model
Figure.
Fig. 2 be a kind of cylindrical work pieces processing fast accurate positioner provided by the utility model on lathe to cylinder
The structural representation that shape workpiece is positioned.
Embodiment
The utility model is described further below by specific embodiment, but embodiment is not intended to limit this practicality newly
The protection domain of type.
Fast accurate positioner is used in 1 ~ Fig. 2 of reference picture, a kind of cylindrical work pieces processing described in the utility model, including：
One support set 1, is shaped as a body, is coaxially disposed with cylindrical work pieces 100, and its side wall radially opens up at least three for 1 set along support
Through hole 11, the through hole 11 is along 1 circumferentially-spaced arrangement of support set；At least three locking pins 2, one end is respectively by the support set 1
Through hole 11 inserts the inner side of support set 1, and is radially slided by through hole 11 along support set 1, and the other end is located at outside the support set 1
Side；One hydraulic cylinder 3, is axially set on the outside of the openend of support set 1 one along the support set 1, and its piston rod 31 stretches into the branch
The inner side of support set 1；One lock sleeve 4, it is a body, axially placed along the support set 1, one end is by 1 another opening of support set
End, which is stretched into, forms the medial extremity 41 of lock sleeve 4 in support set 1, and accordingly, the other end of lock sleeve 4 is outboard end 42, outside medial extremity 41
Wall and the ends contact of locking pin 2 for stretching into the inner side of support set 1, the external diameter of lock sleeve 4 are reduced from outboard end 42 to medial extremity 41, outer wall
Form domatic 43；Be loaded portion 5, is a block or loop configuration, both ends are inscribed in the lock sleeve 4 close to the side of outboard end 42 respectively
On inwall, middle part is connected with the piston rod 31 of hydraulic cylinder 3；The piston rod 31 of hydraulic cylinder 3 shrinks, and is driven and locked by the portion of being loaded 5
Set 4 slides axially along support set 1, and the outer wall of lock sleeve 4 extrudes locking pin 2 along the radial contraction of support set 1, and locking pin 2 is positioned at support
Cover 1 outboard end to contact with the inwall of cylindrical work pieces 100, formed to the shoring of cylindrical work pieces 100, positioned.
Further, the support set 1 passes through one respectively close to the side openend end wall upper/lower terminal of 3 cylinder body of hydraulic cylinder 32
Connector 6 is formed with the outer wall of 3 cylinder body of hydraulic cylinder 32 and is detachably connected.
In addition, the connector 6 includes one along the axially arranged cross bar 61 of cylindrical work pieces 100 and vertical with the one end of cross bar 61 connected
The montant 62 connect, montant 62 are detachably connected with the openend end wall of support set 1, cross bar 61 and the cylinder body 32 of hydraulic cylinder 3
Outer wall is detachably connected.
Separately have, the support set 1 includes logical along the axially arranged support transverse tube 12 of cylindrical work pieces 100, the support set 1
Hole 11 is opened in the support side wall of transverse tube 12, corresponding with the through hole 11 and be radially disposed at the branch along cylindrical work pieces 100
The support vertical tube 13 of the outer wall of transverse tube 12 is supportted, support vertical tube 13 connects with through hole 11 forms a passage 14, and it is logical that locking pin 2 is inserted in this
In road 14, lock sleeve 4 is arranged in support transverse tube 12.
And the quantity of 1 through hole of support set 11 is 3, is arranged along the outer wall equi-spaced apart of support set 1, accordingly, institute
The quantity of locking pin 2 is stated as 3, support vertical tube 13 quantity is 3.
Again, the locking pin 2 includes：One clamps bearing pin 21, is inserted in the passage 14 of support set 1, institute is stretched into one end
The inner side of support set 1 is stated, the other end is located in passage 14 and middle part opens up blind hole along the axial direction of bearing pin 21 is clamped（It is not shown）；The lock
The outer wall of tight set 4 is located at the inner opposite end of support set 1 with clamping bearing pin 21 and contacted；One elastic component 22, one end are inserted in described clamp and sold
In the blind hole of axle 21；One shores bearing pin 23, and one end is inserted in the passage 14 and is connected with the other end of elastic component 22, another
The outside of the support set 1 is stretched out at end, is formed to the shoring of the inwall of cylindrical work pieces 100, positioned.
Further, the elastic component 22 is spring.
In addition, an annular groove 44 is circumferentially opened up on the both ends inwall of lock sleeve 4 respectively, the both ends of portion 5 point that are loaded
It is not connected by annular groove 44 described in a shackle member 51 with lock sleeve 4.
Wherein, the shackle member 51 is bearing.
Separately have, the hydraulic cylinder 3 is set up in the surface of lathe 200 by a support 33, and can be along being arranged at the surface of lathe 200
Slide rail（It is not shown）Slide.
Further, the surface of lathe 200 sets actuator 201 close to the one end of support 33, the actuator 201 passes through a pull bar
202 are connected with the support 33, and actuator 201 drives support 33 and the edge of hydraulic cylinder 3 being arranged on support 33 by pull bar 202
The slide rail of lathe 200 slides.
A kind of cylindrical work pieces processing provided by the utility model is as follows with the occupation mode of fast accurate positioner：
Referring to Fig. 1, by the openend positioning and clamping of cylindrical work pieces 100 1 on the air spider 203 of lathe 200, actuator 201
By the driving arm 33 of pull bar 202, support 33 send the lock sleeve 4 that hydraulic cylinder 3 connects support set 1 and is arranged in support set 1
Enter another openend inwall of the cylindrical work pieces 100, the piston rod 31 of hydraulic cylinder 3 shrinks, and drives lock sleeve 4 along the inwall of support set 1
Shrink, the outer wall of lock sleeve 4 domatic 43 progressively extrudes the clamping pin for 3 locking pins 2 being inserted in 3 through holes 11 of support set 1
Axle 21 shrinks along 3 support vertical tubes 13, and 3 clamp bearing pin 21 and shrink extruding elastic component 22（It is preferred that spring）, and then extrude 3 tops
Support bearing pin 23,3 is shored the part stretching that bearing pin 23 is located on the outside of passage 14 and contacted with the inwall of cylindrical work pieces 100, from 3 orientation
Circumferentially realize to the shoring of the inwall of cylindrical work pieces 100, position along the inwall of cylindrical work pieces 100.
It should be noted that above example is only illustrating the technical solution of the utility model and unrestricted.Although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to reality
Modified with new technical scheme or equivalent substitution, without departing from the scope of technical solutions of the utility model, it all should
Cover in right of the present utility model.
Claims (10)
1. fast accurate positioner is used in a kind of cylindrical work pieces processing, it is characterised in that including：
One support set, a body is shaped as, is coaxially disposed with cylindrical work pieces, it is logical that its side wall radially opens up at least three along support set
Hole, the through hole is along the circumferentially-spaced arrangement of support set；
At least three locking pins, one end are inserted on the inside of support set by the support set through hole respectively, and by through hole along support set
Radially slide, the other end is located on the outside of the support set；
One hydraulic cylinder, is axially set on the outside of the openend of support set one along the support set, and its piston rod stretches into the support set
Inner side；
One lock sleeve, it is a body, axially placed along the support set, support is stretched into one end by another openend of the support set
Lock sleeve medial extremity is formed in set, accordingly, the lock sleeve other end is outboard end, and medial extremity outer wall is with stretching on the inside of support set
Locking pin ends contact, lock sleeve external diameter are reduced from outboard end to medial extremity, and outer wall forms domatic；
Be loaded portion, is a block or loop configuration, and both ends are inscribed on the lock sleeve inwall of outboard end side respectively, middle part
It is connected with the hydraulic cylinder piston rod；
Hydraulic cylinder piston rod shrinks, and drives lock sleeve to be slid axially along support set by the portion of being loaded, the extruding locking of lock sleeve outer wall
Along support set radial contraction, locking pin is located at support set outboard end and contacted with cylindrical work pieces inwall pin, is formed to cylindrical work pieces
Shore, position.
2. fast accurate positioner is used in a kind of cylindrical work pieces processing according to claim 1, it is characterised in that the branch
Support set is formed by a connection piece and hydraulic cylinder body outer wall respectively close to hydraulic cylinder body side openend end wall upper/lower terminal
It is detachably connected.
3. fast accurate positioner is used in a kind of cylindrical work pieces processing according to claim 2, it is characterised in that the company
Fitting include one along the axially arranged cross bar of cylindrical work pieces and with cross bar one end montant connected vertically, montant and the support set
Openend end wall is detachably connected, and cross bar is detachably connected with the hydraulic cylinder body outer wall.
A kind of 4. cylindrical work pieces processing fast accurate positioner according to claim 1 or 2 or 3, it is characterised in that
The support set includes being opened in support transverse tube side wall along the axially arranged support transverse tube of cylindrical work pieces, the support set through hole
On, support vertical tube corresponding with the through hole and that the support transverse tube outer wall is radially disposed at along cylindrical work pieces, support vertical tube
Connect to form a passage with through hole, locking pin is inserted in the passage, and lock sleeve is arranged in support transverse tube.
5. fast accurate positioner is used in a kind of cylindrical work pieces processing according to claim 4, it is characterised in that the branch
Support set number of openings is 3, is arranged along the support set outer wall equi-spaced apart, and accordingly, the locking pin quantity is 3, institute
It is 3 to state support vertical tube quantity.
6. fast accurate positioner is used in a kind of cylindrical work pieces processing according to claim 5, it is characterised in that the lock
Tight pin includes：
One clamps bearing pin, is inserted in the support set passage, and one end is stretched on the inside of the support set, and the other end is located in passage
And middle part axially opens up blind hole along bearing pin is clamped；
The lock sleeve outer wall is located at support set inner opposite end with clamping bearing pin and contacted；
One elastic component, one end are inserted in the clamping bearing pin blind hole；
One shores bearing pin, and one end is inserted in the passage and is connected with the elastic component other end, and the other end stretches out the branch
On the outside of support set, formed to the shoring of cylindrical work pieces inwall, positioned.
7. fast accurate positioner is used in a kind of cylindrical work pieces processing according to claim 6, it is characterised in that the bullet
Property part is spring.
8. fast accurate positioner is used in a kind of cylindrical work pieces processing according to claim 1, it is characterised in that the lock
An annular groove is circumferentially opened up on the inwall of tight set both ends respectively, the portion both ends that are loaded are respectively by annular described in a shackle member
Groove is connected with lock sleeve.
A kind of 9. cylindrical work pieces processing fast accurate positioner according to claim 1 or 2 or 3, it is characterised in that
The hydraulic cylinder is set up in lathe surface by a support, and can be slided along lathe surface slide rail is arranged at.
10. fast accurate positioner is used in a kind of cylindrical work pieces processing according to claim 9, it is characterised in that described
Lathe surface sets actuator close to support one end, and the actuator is connected by a pull bar with the support, and actuator passes through drawing
Bar drives support and the hydraulic cylinder being arranged on support to be slided along lathe slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720220635.1U CN206622882U (en) | 2017-03-08 | 2017-03-08 | Fast accurate positioner is used in a kind of cylindrical work pieces processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720220635.1U CN206622882U (en) | 2017-03-08 | 2017-03-08 | Fast accurate positioner is used in a kind of cylindrical work pieces processing |
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| Publication Number | Publication Date |
|---|---|
| CN206622882U true CN206622882U (en) | 2017-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720220635.1U Active CN206622882U (en) | 2017-03-08 | 2017-03-08 | Fast accurate positioner is used in a kind of cylindrical work pieces processing |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406373A (en) * | 2018-06-12 | 2018-08-17 | 永春宏达工业设计有限公司 | A kind of novel steel tube punching fixture |
| CN108685190A (en) * | 2018-06-26 | 2018-10-23 | 上海聚华科技股份有限公司 | For the incombustible electronic cigarette utensil of electrical heating |
| CN113062906A (en) * | 2021-03-09 | 2021-07-02 | 湖北文理学院 | Cylindrical inner wall paster device |
-
2017
- 2017-03-08 CN CN201720220635.1U patent/CN206622882U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406373A (en) * | 2018-06-12 | 2018-08-17 | 永春宏达工业设计有限公司 | A kind of novel steel tube punching fixture |
| CN108685190A (en) * | 2018-06-26 | 2018-10-23 | 上海聚华科技股份有限公司 | For the incombustible electronic cigarette utensil of electrical heating |
| CN113062906A (en) * | 2021-03-09 | 2021-07-02 | 湖北文理学院 | Cylindrical inner wall paster device |
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