CN203758398U - Novel step pitch gauge - Google Patents
Novel step pitch gauge Download PDFInfo
- Publication number
- CN203758398U CN203758398U CN201420099079.3U CN201420099079U CN203758398U CN 203758398 U CN203758398 U CN 203758398U CN 201420099079 U CN201420099079 U CN 201420099079U CN 203758398 U CN203758398 U CN 203758398U
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- CN
- China
- Prior art keywords
- gauge
- matrix
- locating piece
- blocks
- gauge blocks
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- 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.)
- Withdrawn - After Issue
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- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a novel step pitch gauge. The step pitch gauge comprises a matrix, plural gauge blocks tightly embedded into the matrix and an axial positioning device. End portions of the more than two selected gauge blocks which are arranged with intervals are exposed from one side surface of the matrix. Working surfaces of the more than two selected gauge blocks are provided with positioning points. The axial positioning device comprises positioning blocks which are symmetrically arranged on two ends of the matrix. The two positioning blocks are provided with base points. The two base points are connected so as to form a coordinate axis. The positioning points are distributed on the coordinate axis. An indication distance between any two gauge blocks is a distance between the positioning points of the two gauge blocks. The structure of the step pitch gauge is simple and cost is low. Calibration precision is high. Through axial positioning, an error generated by parallelism is overcome so that accurate calibration is realized.
Description
Technical field
The utility model relates to a kind of step gage, and particularly a kind of step gauge, belongs to calibration measurer.
Background technology
Step gage is a kind of high-precision measuring tool, and positioning precision that not only can check number controlled machine can also be checked the displacement accuracy of three-coordinate measuring machine.Step gage is to realize by comparing the displacement of nominal value and step gage to the calibration of numerically-controlled machine or three coordinate measuring machine at present; Wherein, the displacement of step gage is the distance of measuring between gauge block workplace, but while installing due to gauge block in step gage, the depth of parallelism between different gauge block workplaces cannot guarantee and produce workplace parallelism error, thereby make calibration accuracy unstable.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, step gauge that precision is high, the error producing when reducing calibration.
For achieving the above object, the utility model has adopted following technical scheme:
A kind of step gauge, comprise matrix, closely be embedded at a plurality of gauge blocks and axial direction positioning device in matrix, wherein expose from matrix one side an end of two above spaced selected gauge blocks, wherein on the workplace of two above selected gauge blocks, be equipped with an anchor point, described axial direction positioning device comprises the locating piece that is arranged at described matrix two ends, on these two locating pieces, be provided with a basic point, these two basic points are connected to form a coordinate axis, described anchor point is distributed in this coordinate axis, the distance of wherein indicating between any two gauge blocks is the distance between the anchor point on these two gauge blocks.
Further, described locating piece is spherical locating piece, and the centre of sphere of described spherical locating piece is basic point.
As one of the scheme that can implement, described spherical locating piece is fixedly connected on described matrix both ends through locating piece base.
As one of comparatively preferred embodiment, on described locating piece base, be also provided with for adjusting the micromatic setting of spherical locating piece.
An assemble method for step gauge, comprising:
One matrix is provided, and is closely embedded a plurality of gauge blocks in described matrix, and a wherein end of two above spaced selected gauge blocks is exposed from matrix one side, and on the workplace of two above selected gauge blocks, an anchor point is all set,
And, at described matrix two ends, a positioning block is set respectively, and on these two locating pieces, a basic point is set respectively, with these two basic points, be connected to form a coordinate axis again, and described anchor point is distributed in this coordinate axis, and the distance of wherein indicating between any two gauge blocks is the distance between the anchor point on these two gauge blocks.
Further, described locating piece is spherical locating piece, and the centre of sphere of described spherical locating piece is basic point.
Further, described spherical locating piece is fixedly connected on described matrix both ends through locating piece base.
As one of comparatively preferred embodiment, on described locating piece base, be also provided with for adjusting the micromatic setting of spherical locating piece.
The utility model forms virtual coordinate axis by the basic point arranging on two locating pieces, the workplace of this coordinate axis and each gauge block intersects formation anchor point, and the displacement of step gage obtains with the axial distance of being examined the anchor point of workplace by the anchor point of measuring on workplace at zero point; Even examined workplace or zero point workplace tilt, but because the position of anchor point is substantially constant, so its deviation can be very not large, thereby can overcome the poor error causing of the depth of parallelism, realizes accurate calibration.
Compared with prior art, the beneficial effects of the utility model are: not only simple in structure, cost is low, and calibration accuracy is high, it overcomes the error producing because of the depth of parallelism by axial location, realize accurate calibration.
Accompanying drawing explanation
Fig. 1 is the side view of step gauge in the utility model one preferred embodiment;
Fig. 2 is the vertical view of step gauge in Fig. 1 embodiment;
Fig. 3 is the sectional view of step gauge in Fig. 1 embodiment;
Fig. 4 is the front elevation of step gauge in Fig. 1 embodiment.
Embodiment
Consult Fig. 1-4, this step gauge comprises matrix 1, gauge block 2, cushion block 3, spherical locating piece 4 and locating piece base 5; A plurality of gauge blocks 2 are closely embedded in matrix 1 through a plurality of cushion blocks 3, wherein expose from matrix 1 one sides an end of two above spaced selected gauge blocks 2, wherein on the workplace of two above selected gauge blocks 2, be equipped with an anchor point, two spherical locating pieces 4 are arranged at matrix 1 two ends, the centre of sphere of these two spherical locating pieces 4 is basic point, these two basic points are connected to form a coordinate axis, and anchor point is distributed in this coordinate axis; Spherical locating piece 4 is fixedly connected on matrix 1 both ends through locating piece base 5.When application, the distance of wherein indicating between any two gauge blocks is the distance between the anchor point on these two gauge blocks.
Preferably, on locating piece base 5, be also provided with for adjusting the micromatic setting of spherical locating piece 4.
An assemble method for step gauge, comprising:
One matrix 1 is provided, and is closely embedded a plurality of gauge blocks 2 matrix 1 is interior, and a wherein end of two above spaced selected gauge blocks 2 is exposed from matrix 1 one sides, and on the workplace of two above selected gauge blocks 2, an anchor point is all set,
And, a spherical locating piece 4 is set respectively at matrix 1 two ends, and on these two spherical locating pieces 4, a basic point is set respectively, then be connected to form a coordinate axis with these two basic points, and described anchor point is distributed in this coordinate axis.
Wherein, the centre of sphere of spherical locating piece is basic point.
The utility model forms virtual coordinate axis by the centre of sphere on two spherical locating pieces, the workplace of this coordinate axis and each gauge block 2 intersects formation anchor point, and the displacement of step gage obtains with the axial distance of being examined the anchor point of workplace by the anchor point of measuring on workplace at zero point; Even examined workplace or zero point workplace tilt, but because the position of anchor point is substantially constant, so its deviation can be very not large, thereby can overcome the poor error causing of the depth of parallelism, realizes accurate calibration.
Below be only concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, within all dropping on the utility model rights protection scope.
Claims (4)
1. a step gauge, comprise matrix and be closely embedded at a plurality of gauge blocks in matrix, wherein expose from matrix one side an end of two above spaced selected gauge blocks, wherein on the workplace of two above selected gauge blocks, be equipped with an anchor point, it is characterized in that, it also comprises axial direction positioning device, described axial direction positioning device comprises the locating piece that is arranged at described matrix two ends, on these two locating pieces, be provided with a basic point, these two basic points are connected to form a coordinate axis, described anchor point is distributed in this coordinate axis, the distance of wherein indicating between any two gauge blocks is the distance between the anchor point on these two gauge blocks.
2. step gauge according to claim 1, is characterized in that, described locating piece is spherical locating piece, and the centre of sphere of described spherical locating piece is basic point.
3. step gauge according to claim 2, is characterized in that, described spherical locating piece is fixedly connected on described matrix both ends through locating piece base.
4. step gauge according to claim 3, is characterized in that, on described locating piece base, is also provided with for adjusting the micromatic setting of spherical locating piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420099079.3U CN203758398U (en) | 2014-03-06 | 2014-03-06 | Novel step pitch gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420099079.3U CN203758398U (en) | 2014-03-06 | 2014-03-06 | Novel step pitch gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203758398U true CN203758398U (en) | 2014-08-06 |
Family
ID=51253656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420099079.3U Withdrawn - After Issue CN203758398U (en) | 2014-03-06 | 2014-03-06 | Novel step pitch gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203758398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791791A (en) * | 2014-03-06 | 2014-05-14 | 苏州卓尔测量技术有限公司 | Novel step gauge and assembly method thereof |
| CN104359361A (en) * | 2014-11-14 | 2015-02-18 | 柳州科路测量仪器有限责任公司 | Outwards-convex type step gauge without cushion block |
-
2014
- 2014-03-06 CN CN201420099079.3U patent/CN203758398U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791791A (en) * | 2014-03-06 | 2014-05-14 | 苏州卓尔测量技术有限公司 | Novel step gauge and assembly method thereof |
| CN104359361A (en) * | 2014-11-14 | 2015-02-18 | 柳州科路测量仪器有限责任公司 | Outwards-convex type step gauge without cushion block |
| CN104359361B (en) * | 2014-11-14 | 2017-11-21 | 柳州科路测量仪器有限责任公司 | Raised type is without cushion block step gage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140806 Effective date of abandoning: 20160831 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |