CN203396357U - Image measuring instrument Z-axis linear precision detection device - Google Patents
Image measuring instrument Z-axis linear precision detection device Download PDFInfo
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- CN203396357U CN203396357U CN201320337852.0U CN201320337852U CN203396357U CN 203396357 U CN203396357 U CN 203396357U CN 201320337852 U CN201320337852 U CN 201320337852U CN 203396357 U CN203396357 U CN 203396357U
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- axis
- measuring instrument
- light condensation
- image measuring
- axis linear
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Abstract
The utility model relates to an image measuring instrument Z-axis linear precision detection device comprising a cylindrical installation seat. One end of a support is connected on the installation seat via a screw, and the other end is fixedly connected with a light condensation lens cone. The bottom part of the light condensation lens cone is provided with a light condensation mirror. One end, which is opposite to the light condensation mirror, inside the light condensation lens cone is provided with an LED light source group. The lower end of the installation seat is adhered with a plane reflective mirror. An inclined angle between the plane reflective mirror and the axis of the installation seat is 45 degrees. A standard line scale is arranged between the plane reflective mirror and the light condensation lens cone. The standard line scale is fixed on a scale seat. The image measuring instrument Z-axis linear precision detection device is the device utilizing standard line scale imaging to detect image measuring instrument Z-axis linear precision. Errors of Z-axis precision can be continuously detected on different heights, and detection process can be rapidly and accurately completed.
Description
Technical field
The utility model relates to image measurer field, particularly a kind of device of plane mirror turnover light path imaging.
Background technology
Image measurer has another name called accurate image-type surveying instrument, and it has overcome the deficiency of conventional projector, is to integrate light, mechanical, electrical, the novel high-precision of computer image technology, high-tech surveying instrument.By optical microscope, object under test is carried out to the imaging of high magnification optical amplifier, through CCD camera system, the object image after amplifying is sent into after computing machine, can detect efficiently the profile of various complex parts and microcosmic detection and the quality control of surface configuration size, angle and position, particularly precision parts.
In prior art, measuring image measurer Z axis linear precision is on the Z axis slide plate with magnetic force dial framework absorption image measurer, one end connects dial test indicator, with dial test indicator as reading sighting device, the gauge block of the differing heights of detection of vertical on instrument work top, judges instrument Z axis linear precision by what detect gauge block.So just cause the process of detection more loaded down with trivial details, the efficiency that impact detects, the slight vibration influence that simultaneously can cause because of mobile Z-axis mechanism in testing process arrives the accuracy detecting.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of image measurer z axis accuracy detecting device, a kind of device that provides to standard linear scale imaging to detect image measurer Z axis linear precision is provided, can be continuous at differing heights, detect Z axis trueness error, can complete fast, accurately testing process.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of image measurer z axis accuracy detecting device, it comprises columnar mount pad, support one end is connected in the other end on mount pad with screw and is fixed with optically focused lens barrel, the bottom of described optically focused lens barrel is provided with condenser, in described optically focused lens barrel, one end relative with condenser is provided with LED light source group, described mount pad lower end is adhesive with plane mirror, described plane mirror and the axis of mount pad are at 45 °, between described plane mirror and optically focused lens barrel, be arranged at standard linear scale, described standard linear scale is fixed on rear sight base.
On pass through technique scheme, a kind of image measurer z axis accuracy detecting device that the utility model provides, by fastened by screw in the camera lens lower end of tested instrument, standard linear scale and rear sight base subassembly be positioned over into lighting source group and plane reflective between, when reflecting into directional light through condenser, the light source of LED is radiated on standard linear scale, the strain line picture of standard linear scale can, through the camera lens that is reflected into of plane mirror, be imaged on the sensitive chip of video camera.The Z axis of movable image measuring instrument, by the line of sight of instrument image and the counting circuit of instrument, reads the Z axis precision indicating value of corresponding standard linear scale accurately.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below.
Fig. 1 is the structural representation of the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
The present embodiment as shown in Figure 1,
A kind of image measurer z axis accuracy detecting device, it comprises columnar mount pad 1, support 4 one end are connected in the other end on mount pad 1 with screw and are fixed with optically focused lens barrel 6, the bottom of described optically focused lens barrel 6 is provided with condenser 5, in described optically focused lens barrel 6, one end relative with condenser 5 is provided with LED light source group 7, described mount pad 1 lower end is adhesive with plane mirror 2, described plane mirror 2 is at 45 ° with the axis of mount pad 1, between described plane mirror 2 and optically focused lens barrel 6, be arranged at standard linear scale 3, described standard linear scale 3 is fixed on rear sight base 8.
The present embodiment, mount pad 1 by fastened by screw in the camera lens lower end of tested instrument, standard linear scale 3 is positioned between lighting source group and plane mirror 2 with rear sight base 8 subassemblies, when reflecting into directional light through condenser, LED light source group 7 is radiated on standard linear scale 3, the strain line picture of standard linear scale 3 can, through the camera lens that is reflected into of plane mirror 2, be imaged on the sensitive chip of video camera.The Z axis of movable image measuring instrument, by the line of sight of instrument image and the counting circuit of instrument, reads the Z axis precision indicating value of corresponding standard linear scale accurately.
The above-mentioned explanation of embodiment disclosed in the utility model, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (1)
1. an image measurer z axis accuracy detecting device, it comprises columnar mount pad (1), it is characterized in that: support (4) one end is connected in the upper other end of mount pad (1) with screw and is fixed with optically focused lens barrel (6), the bottom of described optically focused lens barrel (6) is provided with condenser (5), in described optically focused lens barrel (6), one end relative with condenser (5) is provided with LED light source group (7), described mount pad (1) lower end is adhesive with plane mirror (2), described plane mirror (2) is at 45 ° with the axis of mount pad (1), between described plane mirror (2) and optically focused lens barrel (6), be arranged at standard linear scale (3), described standard linear scale (3) is fixed on rear sight base (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320337852.0U CN203396357U (en) | 2013-06-13 | 2013-06-13 | Image measuring instrument Z-axis linear precision detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320337852.0U CN203396357U (en) | 2013-06-13 | 2013-06-13 | Image measuring instrument Z-axis linear precision detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203396357U true CN203396357U (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201320337852.0U Expired - Fee Related CN203396357U (en) | 2013-06-13 | 2013-06-13 | Image measuring instrument Z-axis linear precision detection device |
Country Status (1)
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| CN (1) | CN203396357U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202556A (en) * | 2017-06-16 | 2017-09-26 | 东莞市奥铭测控智能科技有限公司 | A kind of method that Z axis motion vertical degree error is adjusted based on image |
| CN113099218A (en) * | 2021-04-08 | 2021-07-09 | 中国科学院空天信息创新研究院 | Method for testing performance of video image measuring instrument |
-
2013
- 2013-06-13 CN CN201320337852.0U patent/CN203396357U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202556A (en) * | 2017-06-16 | 2017-09-26 | 东莞市奥铭测控智能科技有限公司 | A kind of method that Z axis motion vertical degree error is adjusted based on image |
| CN107202556B (en) * | 2017-06-16 | 2019-09-06 | 东莞市奥铭测控智能科技有限公司 | A method of Z axis motion vertical degree error is adjusted based on image |
| CN113099218A (en) * | 2021-04-08 | 2021-07-09 | 中国科学院空天信息创新研究院 | Method for testing performance of video image measuring instrument |
| CN113099218B (en) * | 2021-04-08 | 2022-07-22 | 中国科学院空天信息创新研究院 | Method for testing performance of video image measuring instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20160613 |
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| CF01 | Termination of patent right due to non-payment of annual fee |