CN203587048U - Inclined hole position accuracy detecting device applied to multi-inclined hole workpiece - Google Patents
Inclined hole position accuracy detecting device applied to multi-inclined hole workpiece Download PDFInfo
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- CN203587048U CN203587048U CN201320608702.9U CN201320608702U CN203587048U CN 203587048 U CN203587048 U CN 203587048U CN 201320608702 U CN201320608702 U CN 201320608702U CN 203587048 U CN203587048 U CN 203587048U
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Abstract
The utility model discloses an inclined hole position accuracy detecting device applied to a multi-inclined hole workpiece. The inclined hole position accuracy detecting device comprises a pedestal (10) which can horizontally move in a first direction and a crossbeam (4) which can horizontally move in a second direction and is arranged on the pedestal (10), wherein the first direction is perpendicular to the second direction. In the measurement, a workpiece (8) is fixed on the upper surface of the pedestal (10), and at the same time, the position of each inclined hole in the workpiece (8) is a tested position. The inclined hole position accuracy detecting device also comprises a calibration camera (2) which is vertically fixed on the crossbeam (4), first measuring cameras (6) which are arranged on the crossbeam (4) and can rotate relative to the crossbeam (4), second measuring cameras (12) which are horizontally arranged, wherein the number of the first measuring cameras (6) is larger than or equal to the number of the inclined holes in the workpiece (8), the number of the second measuring cameras (12) is larger than or equal to the number of the inclined holes in the workpiece (8), and lenses of the second measuring cameras (12) are all directed to the tested positions. The inclined hole position accuracy detecting device is simple in structure and easy to operate.
Description
Technical field
The utility model relates to mechanical field, relates in particular to the position measurement method in a kind of inclined hole center of circle.
Background technology
The development of modern mechanical processing and manufacturing, engineering goods structure becomes increasingly complex, and the quality requirements of the inclined hole on product is corresponding raising also, and the position degree of inclined hole and the degree of accuracy of space angle directly have influence on the quality of product.Along with development of industrial systems, more and more higher to the requirement of position degree and spatial angle measuring and precision, measuring method and means also constantly promote.Be mainly, by three-coordinates measuring machine, data point scanning, image data point are carried out in test product surface at present, to obtain the three-dimensional of test product in spatial dimension, thereby obtain position degree and the space angle of inclined hole on product.
But three-coordinates measuring machine cost is higher and can not measure in batches, make enterprise's production cost higher; For reducing costs, there is the plug of employing conjunction measuring method, according to the design parameter of tested inclined hole, make corresponding plug, then use instrument to measure plug and indirectly obtain the related data of inclined hole, although this measuring method cost is lower, measuring accuracy is lower, and do not possess better adaptability, because the change in size of inclined hole is various, the supporting plug quantity that a rod is joined a hole is larger, and handling cost is higher, therefore, practicality is not strong.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of convenient, for the pick-up unit of a plurality of inclined hole position degrees in measuring workpieces.
For addressing the above problem, the utility model provides a kind of inclined hole position degree detection apparatus in many inclined holes workpiece that is applied in, comprising can be along the pedestal of first direction tangential movement, and be arranged on can be along the crossbeam of second direction tangential movement on described pedestal, and described first direction is vertical with described second direction, during measurement, described workpiece is fixed on to the upper surface of described pedestal, now, on this workpiece, the position at each inclined hole place is measured position, it is characterized in that, also comprise:
-calibration for cameras, is vertically fixed on described on described crossbeam;
-the first measures camera, is arranged on described crossbeam, and can rotates relative to described crossbeam, and its number is greater than or equal to the inclined hole number of described workpiece;
-the second measures camera, is horizontally disposed with, and its number is greater than or equal to the inclined hole number of described workpiece, and described in each, the second camera lens of measuring camera all points to described measured position.
As further improvement of the utility model, the inclined hole number on described workpiece is four, and the described first number of measuring camera and the second measurement camera is four.
As further improvement of the utility model, on described pedestal, be also provided with some support pin pins and spacing pin pin, the upper surface of described support pin pin contacts with the lower surface of described workpiece, and described spacing pin pin is used for described workspace limits in fixing space.
The utility model has solved the defect existing in background technology, and inclined hole structure of the detecting device of the present utility model is simple, easy to operate, cost is low, practical, precision is high, can workpiece of measure batch in the position degree of a plurality of inclined holes.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 be in Fig. 1 A-A to schematic diagram;
Fig. 3 be in Fig. 1 B-B to schematic diagram;
Fig. 4 is in the utility model, the vertical view of scaling board.
Wherein: 2-calibration for cameras; 4-crossbeam; 6-first measures camera; 8-workpiece; 10-pedestal; 12-second measures camera; 14-scaling board.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details.
As Figure 1-3, for addressing the above problem, the utility model comprises can be along the pedestal 10 of first direction (being defined as Y direction) tangential movement, with be arranged on can be along the crossbeam 4 of second direction (being defined as X-direction) tangential movement on pedestal 10, first direction is vertical with second direction, during measurement, workpiece 8 is fixed on to the upper surface of pedestal 10, now, on this workpiece 8, the position at each inclined hole place is measured position, and the utility model also comprises:
-calibration for cameras 2, is vertically fixed on crossbeam 4;
-the first measures camera 6, is arranged on crossbeam 4, and can rotates relative to crossbeam 4, and its number is greater than or equal to the inclined hole number of workpiece 8;
-the second measures camera 12, is horizontally disposed with, and its number is greater than or equal to the inclined hole number of workpiece 8, and each second camera lens of measuring camera 12 all points to measured position.
In the utility model, the inclined hole number on workpiece 8 is four, and the first number of measuring camera 6 and the second measurement camera 12 is four.
In the utility model, on pedestal 10, be also provided with some support pin pins and spacing pin pin, the upper surface that supports pin pin contacts with the lower surface of workpiece 8, and spacing pin pin is for being limited in workpiece 8 in fixing space.
In a kind of preferred embodiment of the present utility model, its concrete steps are as follows:
(1) choose gridiron pattern as scaling board 14;
(2) scaling board 14 is lain in a horizontal plane in to one of them by side position, moving horizontally crossbeam 4 makes calibration for cameras 2 over against scaling board 14, thereby scaling board 14 is demarcated to capture, extract angle point, can set up the image coordinate of calibration for cameras 2 and the mapping relations of scaling board 14 coordinates;
(3) along Y-axis or X-direction, moving beam 4 or pedestal 10, obtain the angle point of 14 4 diverse locations of scaling board, can obtain the absolute position of this scaling board 14 in mechanical coordinate system;
(4) moving beam 4,6 pairs of calibrating block mechanical calibratings of the first measurement camera capture that use is obliquely installed, carry out after angle point extraction, set up the image coordinate of the first measurement camera 6 and the mapping relations of scaling board 14 coordinates, and by conversion, obtain the first picture point of measuring on camera 6, the position in mechanical coordinate system;
(5) scaling board 14 is placed on successively on other three measured positions, repeating step 2-4, obtains other three first picture point of measuring on camera 6, the position in mechanical coordinate system;
(6) take out scaling board 14, workpiece 8 is placed on pedestal 10, make each inclined hole to be measured aim at measured position, measure camera 6 for four first and each self-corresponding inclined hole is carried out to capture simultaneously, by calculating, obtain the X in the inclined hole center of circle, the numerical value of Y-direction;
(7) use four horizontally disposed second measure cameras 12 to its with respect to inclined hole vertical plane direction carry out capture, and obtain the numerical value of inclined hole center of circle Z direction by the X having obtained, the numeral of Y-direction.
In sum, adopt this device, the concrete coordinate in the inclined hole center of circle that can obtain, and have easy to operate, cost is low, practical, precision advantages of higher, can workpiece of measure batch in the position degree of a plurality of inclined holes.
Claims (3)
1. one kind is applied in inclined hole position degree detection apparatus in many inclined holes workpiece, comprising can be along the pedestal (10) of first direction tangential movement, with be arranged on can be along the crossbeam (4) of second direction tangential movement on described pedestal (10), described first direction is vertical with described second direction, during measurement, described workpiece (8) is fixed on to the upper surface of described pedestal (10), now, the position at upper each the inclined hole place of this workpiece (8) is measured position, it is characterized in that, also comprises:
-calibration for cameras (2), is vertically fixed on described crossbeam (4);
-the first measures camera (6), is arranged on described crossbeam (4) upper, and can rotates relative to described crossbeam (4), and its number is greater than or equal to the inclined hole number of described workpiece (8);
-the second measures camera (12), is horizontally disposed with, and its number is greater than or equal to the inclined hole number of described workpiece (8), and described in each, the second camera lens of measuring camera (12) all points to described measured position.
2. a kind of inclined hole position degree detection apparatus in many inclined holes workpiece that is applied according to claim 1, it is characterized in that, inclined hole number on described workpiece (8) is four, and the described first number of measuring camera (6) and the second measurement camera (12) is four.
3. a kind of inclined hole position degree detection apparatus in many inclined holes workpiece that is applied according to claim 2, it is characterized in that, on described pedestal (10), be also provided with some support pin pins and spacing pin pin, the upper surface of described support pin pin contacts with the lower surface of described workpiece (8), and described spacing pin pin is for being limited in described workpiece (8) in fixing space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608702.9U CN203587048U (en) | 2013-09-30 | 2013-09-30 | Inclined hole position accuracy detecting device applied to multi-inclined hole workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608702.9U CN203587048U (en) | 2013-09-30 | 2013-09-30 | Inclined hole position accuracy detecting device applied to multi-inclined hole workpiece |
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| Publication Number | Publication Date |
|---|---|
| CN203587048U true CN203587048U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320608702.9U Expired - Fee Related CN203587048U (en) | 2013-09-30 | 2013-09-30 | Inclined hole position accuracy detecting device applied to multi-inclined hole workpiece |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534987A (en) * | 2014-12-29 | 2015-04-22 | 苏州优谱德精密仪器科技有限公司 | Novel infrared light verifying device |
| CN109297407A (en) * | 2018-10-05 | 2019-02-01 | 苏州佳裕达自动化科技有限公司 | A kind of any inclined hole position degree of precision electronic components and aperture thread detection device |
-
2013
- 2013-09-30 CN CN201320608702.9U patent/CN203587048U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534987A (en) * | 2014-12-29 | 2015-04-22 | 苏州优谱德精密仪器科技有限公司 | Novel infrared light verifying device |
| CN109297407A (en) * | 2018-10-05 | 2019-02-01 | 苏州佳裕达自动化科技有限公司 | A kind of any inclined hole position degree of precision electronic components and aperture thread detection device |
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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: 20140507 Termination date: 20160930 |
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| CF01 | Termination of patent right due to non-payment of annual fee |