CN207113828U - A kind of three coordinate measuring machine based on the positioning of expansible support inner chamber formula - Google Patents
A kind of three coordinate measuring machine based on the positioning of expansible support inner chamber formula Download PDFInfo
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- CN207113828U CN207113828U CN201720942645.6U CN201720942645U CN207113828U CN 207113828 U CN207113828 U CN 207113828U CN 201720942645 U CN201720942645 U CN 201720942645U CN 207113828 U CN207113828 U CN 207113828U
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- Prior art keywords
- side wall
- stop collar
- positioning
- swelling
- mandrel
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Abstract
The utility model discloses a kind of three coordinate measuring machine based on the positioning of expansible support inner chamber formula, including：Gauge head, travel mechanism, control device and tubular elements location division, the tubular elements location division include mandrel, are symmetricly set on the swelling detent mechanism of the mandrel left and right ends；Swelling detent mechanism includes, and swelling stop collar, it is installed on mandrel, and the swelling stop collar includes the circumferential side wall towards outward opening, and the circumferential side wall is coaxially disposed with mandrel in a ring；Movable stop collar, its axial direction driven along mandrel are retreated, and the swelling stop collar is provided with the surrounding place side wall towards inner opening；Surrounding place side wall can match the described circumferential side wall of insertion；Swelling portion, including the raised breach with formation in circumferential side wall of cambered surface in circumferential side wall outer rim is formed, wherein, when the described circumferential side wall of surrounding place side wall insertion, described circumferential side wall distending, cambered surface projection are held with tubular elements inner chamber, are formed more strong points and are realized positioning.The utility model, which has, positions the advantages of simple.
Description
Technical field
The present invention relates to technical field of mechanical design, more particularly to a kind of three seats based on the positioning of expansible support inner chamber formula
Co-ordinate measuring machine.
Background technology
Tubular elements are common Machine Design products, for the physical dimensions such as its diameter, circularity, perpendicularity and form and position tolerance
Measurement, it usually needs positioning is measured to it by some positioners, conventional positioning method can be roughly divided into cylindrical
Positioning and inner chamber position two kinds, particularly when need on the basis of inner chamber, when external Circle Parameters are evaluated, it is necessary to inner chamber
Firm support is carried out, so as to establish shaft centerline measurement benchmark, moreover, when required detection Workpiece length is larger, more needs one kind
The positioner that can be achieved to fix inner chamber measures positioning to tubular elements.Therefore, a kind of detection positioning tool need to be designed to tubular
Part measures auxiliary positioning, so as to complete the accurate measurement to each geometric sense.
The content of the invention
In view of the technical drawbacks of the prior art, it is an object of the present invention to provide one kind is based on expansible support inner chamber
The three coordinate measuring machine of formula positioning, it is possible to achieve to the auxiliary positioning of tubular elements Geometrical Parameter Testing.
Technical scheme is used by realize the purpose of the present invention：
A kind of three coordinate measuring machine based on the positioning of expansible support inner chamber formula, including：Gauge head, it is used to measuring measured
Thing；Travel mechanism, it moves above-mentioned gauge head；Control device, it controls above-mentioned travel mechanism；And tubular elements location division, its
For fixing tubular elements；
The tubular elements location division includes mandrel, is symmetricly set on the swelling detent mechanism of the mandrel left and right ends；
The swelling detent mechanism includes,
Swelling stop collar, it is installed on mandrel, and to be interior in the middle part of mandrel, both ends are outer, and the swelling stop collar includes
Towards the circumferential side wall of outward opening, the circumferential side wall is coaxially disposed with mandrel in a ring；
Movable stop collar, on the outside of swelling stop collar, its axial direction driven along mandrel is retreated, the swelling stop collar
It is provided with the surrounding place side wall towards inner opening；Surrounding place side wall can match the described circumferential side wall of insertion；
Swelling portion, including the raised breach with formation in circumferential side wall of cambered surface in circumferential side wall outer rim is formed, wherein,
When the described circumferential side wall of surrounding place side wall insertion, described circumferential side wall distending, cambered surface projection is held with tubular elements inner chamber, shape
Realize and position into more strong points.
Preferably, the tubular elements location division is arranged on the top of marble flat board by v-shaped bearing frame, and the gauge head is set
Put and the surface of the marble flat board is arranged on by air-float guide rail in the bottom of crossbeam, the crossbeam.
Preferably, the breach includes the inner circular breach and outside bar v notch v of integrative-structure.
Preferably, stage clip is provided between the movable stop collar and swelling stop collar, for promoting movable stop collar to make it
Depart from out of swelling stop collar.
Preferably, the movable stop collar is promoted by locking nut, and locking nut is connected with mandrel thread.
Preferably, the breach is evenly distributed in circumferential side wall in a ring, circumferential side wall is formed equidistant flap
Structure.
Preferably, the mandrel both ends set locating centre hole, for by mandrel positioning clamping in V-type bearing bracket stand.
Preferably, the mandrel is multi-diameter shaft, including centrally-disposed interlude, the both ends of the interlude are set
There are the functional section and active section that diameter is sequentially reduced, the active section is supported on the active section of V-type bearing bracket stand for positioning tool.
Preferably, the center interference of the swelling stop collar is arranged on functional section, and its axial location is by interlude end
Face limits, and the swelling stop collar gap setting is in functional section.
Preferably, the movable stop collar and swelling stop collar are On The Quality of Bearing Steels, and pass through Quenching Treatment.
Preferably, the conical surface is provided with the outside of the outer rim of the movable stop collar, the conical surface includes two sections of conical surfaces, positioned at bottom
First conical surface for assembling guide cone, for being oriented to, superposed second conical surface for coordinate taper, for controlling axial assembling
Position.
The localization method of the three coordinate measuring machine based on the positioning of expansible support inner chamber formula, comprises the following steps：
(1) swelling stop collar is packed on mandrel, movable stop collar is enclosed on mandrel；
(2) tubular elements are put, after determining positioning swelling position, the propulsion activity stop collar into swelling stop collar is circumferential
Swollen outside side wall, cambered surface projection offsets with tubular elements inner chamber, is advanced into untill tubular elements can not jump vertically under external force,
Realize positioning；
(3) by mandrel positioning clamping on v-shaped bearing frame；
(4) gauge head is driven by air-float guide rail and measures sampling site, and the measurement element collected is intended by control system
Computing is closed, finally gives all kinds of physical dimensions and Form and position error of tubular elements.
Preferably, in the step (1), locking nut is screwed on the outside of movable stop collar, activity limit in the step (2)
Position set is promoted by locking nut.
Compared with prior art, the beneficial effects of the invention are as follows：
Swelling stop collar of the present invention with cambered surface petal-like protrusion, it can be achieved to contact the multiple spot of tubular elements simultaneously and determine
Position, make tubular elements uniform force, and tension force can be adjusted by the screw-in length of locking nut, stage clip can make movable stop collar fast
Speed is rebounded, the raised rapid-mounted for withdrawing, realizing tubular elements of cambered surface, is improved detection and is loaded efficiency.
Brief description of the drawings
Fig. 1 is three coordinate measuring machine structure chart.
Fig. 2 is the structure chart of tubular elements location division.
Fig. 3 is the structural representation of mandrel.
Fig. 4 is the external view of swelling stop collar.
Fig. 5 is the side view of swelling stop collar.
Fig. 6 is the enlarged drawing of the movable stop collar outer rim conical surface.
Wherein：1- mandrels, 2- swelling stop collars, 3- activity stop collars, 4- locking nuts, 5- stage clips, 6- active sections, 7- work(
Energy section, 8- interludes, 9- cambered surfaces are raised, 10- breach；
12- marble flat boards, 13- air-float guide rails, 14- crossbeams, 15- gauge heads, 16-V type bearing supports.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It is it should be appreciated that described herein
Specific embodiment only to explain the present invention, be not intended to limit the present invention.
As shown in figures 1 to 6, the invention discloses a kind of three coordinate measuring machine based on the positioning of expansible support inner chamber formula, bag
Include：Gauge head 15, it is used to measure measured object；Travel mechanism, it moves above-mentioned gauge head；Control device, it controls above-mentioned shifting
Motivation structure；And tubular elements location division, it is used to fix tubular elements；
The tubular elements location division is arranged on the top of marble flat board 12 by v-shaped bearing frame 16, and the gauge head is set
In the bottom of crossbeam 14, the crossbeam is arranged on the top of marble flat board by air-float guide rail 13；
The tubular elements location division includes mandrel 1, is symmetricly set on the swelling detent mechanism of the left and right ends of mandrel 1；
The swelling detent mechanism includes,
Swelling stop collar 2, it is installed on mandrel 1, is interior with the middle part of mandrel 1, both ends are outer, the swelling stop collar 2
Including the circumferential side wall towards outward opening, the circumferential side wall is coaxially disposed with mandrel 1 in a ring；
Movable stop collar 3, positioned at the outside of swelling stop collar 2, its axial direction advance and retreat driven along mandrel 1, the swelling limit
Position set 2 is provided with the surrounding place side wall towards inner opening；Described surrounding place side wall can match the described circumferential side wall of insertion；
Swelling portion, including form the breach 10 in the cambered surface projection 9 of circumferential side wall outer rim and formation in circumferential side wall.
The movable stop collar 3 and swelling stop collar 2 are On The Quality of Bearing Steels, and pass through Quenching Treatment.Hardness is improved, is increased
Add wearability.
Preferred mode, the breach 10 includes the inner circular breach and outside bar v notch v of integrative-structure, such
The setting of breach, it is easy to the quick distending of circumferential side wall and withdrawal.
Preferred mode, is provided with stage clip 5 between the movable stop collar 3 and swelling stop collar 2, stage clip 5 is used to promote
Movable stop collar 3 makes it depart from out of swelling stop collar 2.The setting of stage clip 5, movable stop collar 3 is set quickly to rebound, cambered surface is raised
9 quick withdrawals, are easy to tubular elements to dismantle.
Preferred mode, the movable stop collar 3 are promoted by locking nut 4, and locking nut 4 is threadedly coupled with mandrel 1.
So when being screwed inwardly into locking nut 4, can stable propulsion activity stop collar 3, when locking nut 4 and the external screw thread of mandrel 1 screw
Afterwards, as its continuous precession, promotion activity stop collar 3 are in axial direction fed, make the flap cambered surface projection 9 of swelling stop collar 2 to
Outer opening, so as to swelling tubular elements, meanwhile, movable stop collar 3 compresses stage clip 5；When locking nut 4 is retracted, stage clip 5 returns
Bullet, movable stop collar 3 are retracted, and the flap cambered surface of swelling stop collar 2 projection 9 is withdrawn, and can remove tubular elements.
Preferred mode, the outer rim outside of the movable stop collar 3 are provided with the conical surface.So that movable stop collar 3 can be smooth
Be inserted into swelling stop collar 2.The conical surface includes two sections of conical surfaces, the assembling positioned at bottom on the outside of the outer rim of the movable stop collar
Guide cone and superposed cooperation cone, the assembling guide cone are used to be oriented to, and the cooperation is bored, for controlling axially assembling position
Put.
Preferred mode, the breach are evenly distributed in circumferential side wall in a ring, between circumferential side wall is formed etc.
Away from valvular structure.It can be achieved to contact positioning simultaneously to the multiple spot of tubular elements, make tubular elements uniform force, and tension force can pass through lock
The screw-in length regulation of tight nut.
Preferred mode, the both ends of mandrel 1 set locating centre hole, for by the positioning clamping of mandrel 1 in V-type bearing
Frame, mandrel 1 are processed using high-precision grinding, and both ends of the surface are machined with the locating centre hole for meeting national standard, after machining, with both ends
Center hole positioning clamping measures the radial beat eccentricity of each diameter segment on the V-type bearing bracket stand of three coordinate measuring machine, is respectively less than
0.01mm。
Preferred mode, the mandrel 1 are multi-diameter shaft, including centrally-disposed interlude 8, the interlude
Both ends be provided with the diameter functional section 7 and active section 6 that are sequentially reduced, the active section 6 is supported on V-type bearing bracket stand for positioning tool
Active section.Active section 6 is provided with thread segment and is used to screw locking nut 4, realizes the tool locating, the swelling stop collar 2
Center interference is arranged on functional section, and its axial location is limited by interlude end face, and the gap setting of swelling stop collar 2 exists
Functional section.
On the other hand, the localization method of the three coordinate measuring machine based on the positioning of expansible support inner chamber formula, including it is following
Step：
(1) swelling stop collar is packed on mandrel 1, movable stop collar 3 is enclosed on mandrel 1.
(2) tubular elements are put, after determining positioning swelling position, the propulsion activity stop collar 3 into swelling stop collar is circumferential
Swollen outside side wall, cambered surface projection 9 offsets with tubular elements inner chamber, be advanced into tubular elements can not jump vertically under external force for
Only, positioning is realized.
(3) by the positioning clamping of mandrel 1 on v-shaped bearing frame；
(4) gauge head is driven by air-float guide rail and measures sampling site, and the measurement element collected is intended by control system
Computing is closed, finally gives all kinds of physical dimensions and Form and position error of tubular elements.Whole measurement process forms special survey by programming
Range sequence, operation program are automatically performed measurement.
Preferred mode, two swelling stop collars 2 are assembled by interference mode and mandrel 1, axially with mandrel 1
Between the end face of section 8 it is spacing, put two stage clips 5 respectively, after two movable stop collars 3 are enclosed on mandrel 1, both ends screw in locking
Nut 4, screw in position and be not flared out being defined by the cambered surface projection 9 of swelling stop collar 2, put tubular elements, determine positioning swelling
Behind position, continue to screw in locking nut 4 respectively, finally, will untill tubular elements can not jump vertically under external force
The tubular elements having good positioning are positioned on v-shaped bearing frame, can carry out the Geometrical Parameter Testing of tubular elements.
Described above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (11)
- A kind of 1. three coordinate measuring machine based on the positioning of expansible support inner chamber formula, it is characterised in that including：Gauge head, it is used to survey Measure measured object；Travel mechanism, it moves above-mentioned gauge head；Control device, it controls above-mentioned travel mechanism；And tubular elements are determined Position portion, it is used to fix tubular elements；The tubular elements location division includes mandrel, is symmetricly set on the swelling detent mechanism of the mandrel left and right ends；The swelling detent mechanism includes,Swelling stop collar, it is installed on mandrel, and to be interior in the middle part of mandrel, both ends are outer, and the swelling stop collar is included outwardly The circumferential side wall of opening, the circumferential side wall are coaxially disposed with mandrel in a ring；Movable stop collar, on the outside of swelling stop collar, its axial direction driven along mandrel is retreated, and is set on the swelling stop collar There is the surrounding place side wall towards inner opening；Surrounding place side wall can match the described circumferential side wall of insertion；Swelling portion, including the raised breach with formation in circumferential side wall of cambered surface in circumferential side wall outer rim is formed, wherein, work as ring When all side walls insert described circumferential side wall, described circumferential side wall distending, cambered surface projection is held with tubular elements inner chamber, is formed more The strong point realizes positioning.
- 2. the three coordinate measuring machine as claimed in claim 1 based on the positioning of expansible support inner chamber formula, it is characterised in that the cylinder Shape part location division is arranged on the top of marble flat board by v-shaped bearing frame, and the gauge head is arranged on the bottom of crossbeam, the horizontal stroke Beam is arranged on the surface of the marble flat board by air-float guide rail.
- 3. the three coordinate measuring machine as claimed in claim 1 based on the positioning of expansible support inner chamber formula, it is characterised in that the work It is dynamic that stage clip is provided between stop collar and swelling stop collar, for promoting movable stop collar it is departed from out of swelling stop collar.
- 4. the three coordinate measuring machine as claimed in claim 1 based on the positioning of expansible support inner chamber formula, it is characterised in that the work Dynamic stop collar is promoted by locking nut locking nut, and locking nut is connected with mandrel thread.
- 5. the three coordinate measuring machine as claimed in claim 1 based on the positioning of expansible support inner chamber formula, it is characterised in that described to lack Mouth includes the inner circular breach and outside bar v notch v of integrative-structure.
- 6. the three coordinate measuring machine as claimed in claim 1 based on the positioning of expansible support inner chamber formula, it is characterised in that described to lack Mouth is evenly distributed in circumferential side wall in a ring so that circumferential side wall must form equidistant valvular structure.
- 7. the three coordinate measuring machine as claimed in claim 1 based on the positioning of expansible support inner chamber formula, it is characterised in that the core Axle both ends set locating centre hole, for by mandrel positioning clamping in V-type bearing bracket stand.
- 8. the three coordinate measuring machine as claimed in claim 1 based on the positioning of expansible support inner chamber formula, it is characterised in that the core Axle is multi-diameter shaft, including centrally-disposed interlude, and the both ends of the interlude are provided with the function that diameter is sequentially reduced Section and active section, the active section are supported on the active section of V-type bearing bracket stand for positioning tool.
- 9. the three coordinate measuring machine as claimed in claim 8 based on the positioning of expansible support inner chamber formula, it is characterised in that described swollen The center interference of tight stop collar is arranged on functional section, and its axial location is limited by interlude end face, the swelling stop collar Gap setting is in functional section.
- 10. the three coordinate measuring machine as claimed in claim 1 based on the positioning of expansible support inner chamber formula, it is characterised in that described The conical surface is provided with the outside of the outer rim of movable stop collar.
- 11. the three coordinate measuring machine as claimed in claim 10 based on the positioning of expansible support inner chamber formula, it is characterised in that described The conical surface includes the assembling guide cone and superposed cooperation cone positioned at bottom, and the assembling guide cone is used to be oriented to, described to match somebody with somebody Cone is closed to be used to control axial rigging position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720942645.6U CN207113828U (en) | 2017-07-31 | 2017-07-31 | A kind of three coordinate measuring machine based on the positioning of expansible support inner chamber formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720942645.6U CN207113828U (en) | 2017-07-31 | 2017-07-31 | A kind of three coordinate measuring machine based on the positioning of expansible support inner chamber formula |
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| Publication Number | Publication Date |
|---|---|
| CN207113828U true CN207113828U (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720942645.6U Expired - Fee Related CN207113828U (en) | 2017-07-31 | 2017-07-31 | A kind of three coordinate measuring machine based on the positioning of expansible support inner chamber formula |
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| CN (1) | CN207113828U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218912A (en) * | 2017-07-31 | 2017-09-29 | 中核(天津)科技发展有限公司 | A kind of three coordinate measuring machine positioned based on expansible support inner chamber formula and measuring method |
-
2017
- 2017-07-31 CN CN201720942645.6U patent/CN207113828U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218912A (en) * | 2017-07-31 | 2017-09-29 | 中核(天津)科技发展有限公司 | A kind of three coordinate measuring machine positioned based on expansible support inner chamber formula and measuring method |
| CN107218912B (en) * | 2017-07-31 | 2021-05-04 | 中核(天津)科技发展有限公司 | Three-coordinate measuring machine and measuring method based on expandable support intracavity type positioning |
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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: 20180316 |