CN207456367U - A kind of device for adjusting part levelness and the degree of eccentricity - Google Patents
A kind of device for adjusting part levelness and the degree of eccentricity Download PDFInfo
- Publication number
- CN207456367U CN207456367U CN201721419811.0U CN201721419811U CN207456367U CN 207456367 U CN207456367 U CN 207456367U CN 201721419811 U CN201721419811 U CN 201721419811U CN 207456367 U CN207456367 U CN 207456367U
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- bearing
- adjusting
- levelness
- hole structure
- eccentricity
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Abstract
The utility model discloses a kind of devices for adjusting part levelness and the degree of eccentricity, including sequentially connected part support fixture, adjust levelness bearing and concentricity adjusting bearing；Part support fixture adjusts levelness bearing and the coaxial arrangement of concentricity adjusting bearing；It adjusts levelness bearing and sets that there are four vertical tapped through-hole structure I at the equidistant position all around in its opposite axle center, concentricity adjusting bearing also is being provided with four vertically to tapped through-hole structure II with adjusting the corresponding position of levelness bearing, and four levelness adjusting screws are through through-hole structure I and stretch into through-hole structure II；Concentricity adjusting bearing sets that there are four the tapped through-hole structure III of horizontal direction at the equidistant position all around in its opposite axle center, it adjusts levelness bearing and four tapped through-hole structure IV of horizontal direction also is provided in the corresponding position with concentricity adjusting bearing, four degree of eccentricity adjusting screws are through through-hole structure III and stretch into through-hole structure IV.
Description
Technical field
The utility model is related to a kind of devices for adjusting part levelness and the degree of eccentricity, belong to technical field of optical instrument.
Background technology
When part surface type profile measurement, since each measured part can be placed in the fixture of corresponding bore,
Fixture is positioned on the main shaft of measuring instrument again, thus needs the fixture for placing part that there is very high precision, even if
So fixture is also impossible to accomplish 0 error, so error of fixture itself will be brought into the face type of part and cause face type
Measurement is there are error, therefore a kind of exploitation of adjustable part to be measured and the fixture (device) of measuring instrument main shaft concentricity has very much
Necessity, the device are fixed on the main shaft of measuring instrument, can effectively reduce the measurement error of part.
Utility model content
Purpose of utility model：The technical problem to be solved by the utility model is to provide a kind of adjusting part levelness and partially
The device of heart degree, the device are fixed on the main shaft of measuring instrument, which can adjust part to be measured and measuring instrument main shaft
Concentricity, so as to reduce the measurement error of part.
In order to solve the above technical problems, technical solution is used by the utility model：
A kind of device for adjusting part levelness and the degree of eccentricity including sequentially connected part support fixture, adjusts level
Spend bearing and concentricity adjusting bearing；The part support fixture, adjusting levelness bearing and concentricity adjusting bearing are coaxially set
It puts；The levelness bearing that adjusts sets that there are four vertical band internal threads at the equidistant position all around in its opposite axle center
Through-hole structure I, the concentricity adjusting bearing with adjust levelness bearing corresponding position also be provided with four vertically to
Tapped through-hole structure II, four levelness adjusting screws are through through-hole structure I and stretch into through-hole structure II；The tune
Section concentricity bearing sets that there are four the tapped through hole knots of horizontal direction at the equidistant position all around in its opposite axle center
Structure III, the adjusting levelness bearing also are provided in the corresponding position with concentricity adjusting bearing in four horizontal direction bands
The through-hole structure IV of screw thread, four degree of eccentricity adjusting screws are through through-hole structure III and stretch into through-hole structure IV.
Wherein, it is equipped at the concentricity adjusting rest base center with externally threaded bulge-structure, it is described to adjust with one heart
It spends the bulge-structure of bearing and the main shaft of measuring instrument is cooperated by internal and external threads and connected.
Wherein, the center of the part support fixture, adjusting levelness bearing, concentricity adjusting bearing and bulge-structure
Place is mutually communicated, in through-hole structure.
Wherein, the part support fixture is equipped with trapezoidal shape groove structure, and part to be measured is placed in groove structure and treats
It surveys part and part support fixture is coaxial, the part to be measured is fixed on by optical glue in part support fixture.
Wherein, the adjusting levelness bearing is equipped with groove structure, and the part support fixture is fixed on adjusting level
It spends in the groove structure of bearing.
Wherein, the through-hole structure III is evenly distributed on the excircle of concentricity adjusting bearing 5.
Compared with the prior art, technical solutions of the utility model have the advantage that for：
The device of the utility model adjusting part levelness and the degree of eccentricity can be adjusted to be measured by levelness adjusting screw
Part can adjust part to be measured compared with measuring instrument compared with the levelness of measuring instrument main shaft by degree of eccentricity adjusting screw
The degree of eccentricity of device main shaft；The utility model apparatus structure is simple, easy to disassemble and install, and can effectively prevent part to be measured
The problem of dropping out in measurement.
Description of the drawings
Fig. 1 is the side view for the device that the utility model adjusts part levelness and the degree of eccentricity；
Fig. 2 is the top view for the device that the utility model adjusts part levelness and the degree of eccentricity；
Fig. 3 is the top view being placed in part to be measured on the device of the utility model adjusting part levelness and the degree of eccentricity.
Specific embodiment
Technical solutions of the utility model are described further below in conjunction with attached drawing.
As shown in Figures 1 to 3, the utility model adjusts the device of part levelness and the degree of eccentricity, which includes connecting successively
Part support fixture 3, adjusting levelness bearing 4 and the concentricity adjusting bearing 5 connect；Part support fixture 3 adjusts levelness branch
Seat 4 and concentricity adjusting bearing 5 are coaxially disposed；It is equipped at 5 bottom centre of concentricity adjusting bearing with externally threaded bulge-structure
8, the bulge-structure 8 of concentricity adjusting bearing 5 is cooperated by internal and external threads with the main shaft of measuring instrument and connected, bulge-structure
8 cross sections are annular, i.e., bulge-structure 8 is hollow structure；Part support fixture 3 adjusts levelness bearing 4, concentricity adjusting
Bearing 5 and bulge-structure are mutually communicated at 8 center, are through-hole structure 9；Levelness bearing 4 is adjusted in its opposite axle center etc.
Away from position all around at set there are four vertical tapped through-hole structure I, concentricity adjusting bearing 5 with adjusting
The corresponding position of levelness bearing 4 also is provided with four vertically to tapped through-hole structure II, and four levelness adjust spiral shell
Nail 6 is through through-hole structure I and stretches into through-hole structure II；Concentricity adjusting bearing 5 is equidistant all around in its opposite axle center
Set at position there are four the tapped through-hole structure III of horizontal direction, adjust levelness bearing 4 with concentricity adjusting bearing
5 corresponding position also is provided with the tapped through-hole structure IV of four horizontal directions, and four degree of eccentricity adjusting screws 7 pass through logical
Pore structure III is simultaneously stretched into through-hole structure IV, and degree of eccentricity adjusting screw 7 is evenly distributed on the circumference of concentricity adjusting bearing 5,
Compared with the concentric error of measuring instrument main shaft when adjusting the placement of part 2 to be measured by degree of eccentricity adjusting screw 7；Part branch
It supports fixture 3 and is equipped with trapezoidal shape groove structure, part 2 to be measured is placed in groove structure and part to be measured 2 and part support fixture 3
Coaxially, part 2 to be measured is fixed on by optical glue in part support fixture 3；It adjusts levelness bearing 4 and is equipped with groove knot
Structure, part support fixture 3 are fixed in the groove structure for adjusting levelness bearing 4.
Concentricity adjusting bearing 5 is fixed on the main shaft of measuring instrument, part 2 to be measured is fixed on part support fixture
On 3, amesdial 1 is placed in above the edge of part 2 to be measured, by the reading of amesdial 1, to judge part 1 to be measured and measurement
Whether the main shaft of instrument is coaxial, and when part 2 to be measured, compared with measuring instrument main shaft, there are during horizontal tilt error, rotate adjusting water
Levelness adjusting screw 6 on Pingdu bearing 4, levelness adjusting screw 6 are moved up or down compared with concentricity adjusting bearing 5
It is dynamic, so as to which part 2 to be measured be driven to be moved up or down compared with measuring instrument main shaft, when part 2 to be measured is compared with measuring instrument
There are the degree of eccentricity adjusting screw 7 during concentric error, rotated on 5 circumference of concentricity adjusting bearing, degree of eccentricity adjusting spiral shells for device main shaft
Nail 7 is forward or backward or mobile to the left or to the right compared with levelness bearing 4 is adjusted, so as to which part 2 to be measured is compared with measuring instrument
Device main shaft is forward or backward or mobile to the left or to the right；After each micrometer adjusting screw is adjusted, the main shaft of rotation measuring instrument, again
The reading of the amesdial above 2 edge of part to be measured is positioned over by the judgement of amesdial 1, if still remaining error, is just continued
Micrometer adjusting screw is adjusted until amesdial indicator is motionless.
Claims (6)
1. a kind of device for adjusting part levelness and the degree of eccentricity, it is characterised in that：Including sequentially connected part support fixture,
Adjust levelness bearing and concentricity adjusting bearing；The part support fixture adjusts levelness bearing and concentricity adjusting branch
Seat coaxial arrangement；The levelness bearing that adjusts sets that there are four vertical at the equidistant position all around in its opposite axle center
Tapped through-hole structure I, the concentricity adjusting bearing also are provided with four in the corresponding position with adjusting levelness bearing
It is a vertically to tapped through-hole structure II, four levelness adjusting screws are through through-hole structure I and stretch into through-hole structure II
In；The concentricity adjusting bearing is set there are four horizontal direction at the equidistant position all around in its opposite axle center with internal thread
Through-hole structure III, the adjusting levelness bearing also is provided with four levels in the corresponding position with concentricity adjusting bearing
To tapped through-hole structure IV, four degree of eccentricity adjusting screws are through through-hole structure III and stretch into through-hole structure IV.
2. the device according to claim 1 for adjusting part levelness and the degree of eccentricity, it is characterised in that：It is described to adjust with one heart
It spends at rest base center and is equipped with externally threaded bulge-structure, the bulge-structure and measuring instrument of the concentricity adjusting bearing
Main shaft pass through internal and external threads cooperate connection.
3. the device according to claim 1 for adjusting part levelness and the degree of eccentricity, it is characterised in that：The part support
Fixture is adjusted and is mutually communicated at the center of levelness bearing, concentricity adjusting bearing and bulge-structure, in through-hole structure.
4. the device according to claim 1 for adjusting part levelness and the degree of eccentricity, it is characterised in that：The part support
Fixture is equipped with trapezoidal shape groove structure, and part to be measured is placed in groove structure and part to be measured and part support fixture are coaxial,
The part to be measured is fixed on by optical glue in part support fixture.
5. the device according to claim 1 for adjusting part levelness and the degree of eccentricity, it is characterised in that：It is described to adjust level
It spends bearing and is equipped with groove structure, the part support fixture is fixed in the groove structure for adjusting levelness bearing.
6. the device according to claim 1 for adjusting part levelness and the degree of eccentricity, it is characterised in that：The through-hole structure
III is evenly distributed on the excircle of concentricity adjusting bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721419811.0U CN207456367U (en) | 2017-10-30 | 2017-10-30 | A kind of device for adjusting part levelness and the degree of eccentricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721419811.0U CN207456367U (en) | 2017-10-30 | 2017-10-30 | A kind of device for adjusting part levelness and the degree of eccentricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207456367U true CN207456367U (en) | 2018-06-05 |
Family
ID=62282277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721419811.0U Active CN207456367U (en) | 2017-10-30 | 2017-10-30 | A kind of device for adjusting part levelness and the degree of eccentricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207456367U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109900545A (en) * | 2019-02-28 | 2019-06-18 | 深圳市德瑞茵精密科技有限公司 | A kind of crochet hook concentricity regulating mechanism |
| CN112325114A (en) * | 2020-10-30 | 2021-02-05 | 中国船舶重工集团公司第七0七研究所 | Portable adjusting support for erecting autocollimator and adjusting method |
-
2017
- 2017-10-30 CN CN201721419811.0U patent/CN207456367U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109900545A (en) * | 2019-02-28 | 2019-06-18 | 深圳市德瑞茵精密科技有限公司 | A kind of crochet hook concentricity regulating mechanism |
| CN109900545B (en) * | 2019-02-28 | 2021-09-21 | 深圳市德瑞茵精密科技有限公司 | Crochet hook concentricity adjusting mechanism |
| CN112325114A (en) * | 2020-10-30 | 2021-02-05 | 中国船舶重工集团公司第七0七研究所 | Portable adjusting support for erecting autocollimator and adjusting method |
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