CN201555577U - Horizontal cross member of coordinate measuring device and coordinate measuring device provided with same - Google Patents
Horizontal cross member of coordinate measuring device and coordinate measuring device provided with same Download PDFInfo
- Publication number
- CN201555577U CN201555577U CN200920284209XU CN200920284209U CN201555577U CN 201555577 U CN201555577 U CN 201555577U CN 200920284209X U CN200920284209X U CN 200920284209XU CN 200920284209 U CN200920284209 U CN 200920284209U CN 201555577 U CN201555577 U CN 201555577U
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- coordinate measuring
- cross member
- horizontal cross
- slotted eye
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Abstract
The utility model discloses a horizontal cross member of a coordinate measuring device and a coordinate measuring device provided with the horizontal cross member, wherein the horizontal cross member comprises an X-axis moving beam and a Z-axis body, and is characterized in that the X-axis moving beam is provided with a slot for the Z-axis body passing through; and the Z-axis body penetrates the slot and movably arranged on the X-axis moving beam. The horizontal cross member and the coordinate measuring device provided with the horizontal cross member has reasonable structural design, can remarkably mitigate the problem of unstable center of gravity between the Z-axis and X-axis mechanical system, guarantee the stability of movement of the Z-axis body and a Y-axis, improve the measurement precision and reduce the movement error by improving the horizontal cross member.
Description
Technical field
The utility model belongs to the mechanical system of three-dimensional coordinate measurement device, be specifically related to realize the horizontal cross member even running coordinate measuring set horizontal cross member and have its coordinate measuring set.
Background technology
Coordinate measuring machine is a kind of new and effective fine measuring instrument that grows up the sixties in 20th century.The generation that develops into three coordinate measuring machine of electronic technology, computer technology, digital control technology and precision processing technology provides technical foundation, on the other hand, to need rapid and reliable measuring equipment supporting with it for the processing of automatic machine tool, numerically-controlled machine high-level efficiency and the complicated shape part processing that gets more and more.Coordinate measuring machine of the prior art can not only be finished various complicated measurements under computer control, and can by with the numerically-controlled machine exchange message, realize control, and can realize reverse engineering according to measurement data to processing.At present, CMM has been widely used in all departments such as machinery manufacturing industry, auto industry, electronics industry, aerospace industry and national defense industry, becomes modern industry and detects and the indispensable omnipotent measuring equipment of quality control.
The measuring principle that coordinate measuring machine is measured is: testee is placed the three-dimensional coordinates measurement space, can obtain the coordinate position of each measuring point on the testee, according to the spatial value of these points, obtain the physical dimension of testee as calculated, shape and position.Coordinate measuring machine of the prior art mainly contains main frame mechanical system (X, Y, three of Z or other), gauge head system, electrical control hardware system and data processing software system (Survey Software) and forms.In the prior art, no matter be bridge type coordinate measuring machine or planer-type coordinate measuring machine, its Z axle
For small-sized coordinate measuring machine, its horizontal cross member along Y-axis to mobile be the wherein link of two Y-axis to track to be driven by a drive motor, another Y-axis is to the driven setting of track, for large-scale coordinate measuring machine, its horizontal cross member is moving along y-axis shift to be to be driven respectively with two Y-axis by two drive motor to finish to the link that track moves setting.Preceding a kind of drives structure, because the torsion that the driving force a during motor-driven produces when being delivered to the driven other end causes the X beam to rock, it will inevitably cause the displacement error of two Y-axis of horizontal cross member to mobile end, and the horizontal cross member of rigidity also can produce measuring error even adopt comparatively.For a kind of drives structure in back, will inevitably there be the not concertedness of two groups of motors in it, also can produce the displacement error of two Y-axis of horizontal cross member to mobile end.
The utility model content
The utility model provides a kind of reasonable in design, can significantly reduce the horizontal cross member of the coordinate measuring set of unbalance problem between Z axle and X-axis mechanical system and have its coordinate measuring set, it is by the improvement to horizontal cross member, guaranteed the mobile stability of Z axis body and Y-axis, improve measuring accuracy, reduced displacement error.
The technical scheme that the utility model adopted is as follows:
A kind of horizontal cross member of coordinate measuring set comprises an X-axis trave lling girder and a Z axis body, it is characterized in that offering on the described X-axis trave lling girder slotted eye that wears for the Z axis body, and described Z axis body passes this slotted eye and moves and is arranged on this X-axis trave lling girder.
Specifically, described X-axis trave lling girder comprises and forms slotted eye along the first beam body of X axis and the second beam body between the described first beam body and the second beam body that the Z axis body vertically passes this slotted eye.
In one embodiment, the described first beam body and the second beam body are the beam body of same size, and described Z axis body moves on the axis that is arranged on described slotted eye.
In another embodiment, the described first and second beam extracorporeal sets are provided with a slide, move on this slide the Z axis body is set.
In the embodiment, described X-axis trave lling girder comprises a framework along the X axis setting again, and this framework is outside equipped with the X axis guide rail, and the framework middle part is provided with a rectangle slotted eye, and described Z axis body vertically is located in this rectangle slotted eye.
In the another embodiment, sealing framework that described framework is formed in one or U type framework.
In addition, a slide is put in the installing of described X-axis trave lling girder overcoat, and the Z axis body moves and is arranged on this slide, and the center of gravity of described Z axis body is positioned on the axis of X axis of described slotted eye.
The present invention also provides a kind of coordinate measuring set, comprises horizontal cross member, it is characterized in that described horizontal cross member adopts above-mentioned arbitrary described horizontal cross member.
Specifically, this coordinate measuring set is bridge type coordinate measuring machine, planer-type coordinate measuring machine or horizontal arm three coordinate measuring machine.
The horizontal cross member of this coordinate measuring set adopts the Z axis body is arranged in X-axis trave lling girder mode wherein, realized the stability that moves of Z axle trave lling girder on the X-axis trave lling girder, the mobile centre offset of having eliminated because of Z axle trave lling girder that brings causes X-axis trave lling girder instability, the defective that error is big.This horizontal cross member can adopt marble or industrial ceramics and novel aluminum alloy to make, it can comprise the first beam body and the second beam body of two same specifications that are oppositely arranged, the Z axis body passes the slotted eye between this first beam body and the second beam body, and realizes that in this slotted eye X axis moves.So, whole Z axis body can remain comparatively stable status, can not cause any distortion moment to the X-axis trave lling girder simultaneously, has eliminated the measuring error that biasing Z axis body is brought.This X-axis trave lling girder more can adopt integrated framework, offers the slotted eye that passes for the Z axis body in the middle of it.The center of gravity of Z axis body is positioned on the axis of X axis of this slotted eye all the time, makes the Z axis body no matter for which kind of X-axis coordinate, does not all have the distortion moment that the X-axis trave lling girder is caused negative effect.Sheathed slide on this X-axis trave lling girder, and move along X axis by this slide of drive mechanism, and the Z axle is arranged on this slide, this coordinate measuring set of maintenance that can be better is in X axis and the axial mobile stability of Z.
The beneficial effects of the utility model are, the horizontal cross member of this coordinate measuring set and have its coordinate measuring set reasonable in design, can significantly reduce unbalance problem between Z axle and X-axis mechanical system, it is by the improvement to horizontal cross member, guaranteed the mobile stability of Z axis body, improve measuring accuracy, reduced displacement error.
Below in conjunction with the drawings and specific embodiments the utility model is further elaborated.
Description of drawings
Fig. 1 is a perspective view of the utility model embodiment;
Fig. 2 is another perspective view of the utility model embodiment;
Fig. 3 is the another perspective view of the utility model embodiment;
Fig. 4 is the perspective view of another embodiment of the utility model;
Fig. 5 is another orientation perspective view of Fig. 4.
Embodiment
The horizontal cross member system of this coordinate measuring set is used for three-coordinates measuring machine, can realize the preferable stability of horizontal cross member, eliminates because the error that the relative X-axis beam of Z axis body body off-centring brings for horizontal cross member.Be example with coordinate measuring machine below, be elaborated with this horizontal cross member.
As Fig. 1, Fig. 2 and shown in Figure 3, this coordinate measuring set is a planer-type coordinate measuring machine, its mechanical system comprises mainly and moves horizontal cross member and the Z axis body 43 that is provided with on two groups of horizontal girders 21,22 of be arrangeding in parallel, the horizontal girder that horizontal girder sets up by strutbeam 11 realization levels.Horizontal cross member along the Y-axis guide rail that is provided with on the horizontal girder do Y-axis to move, Z axis body 43 is erected on the X-axis trave lling girder 30 of horizontal cross member by slide 42, realize moving of X axis, simultaneously Z axis body 43 moves by a Z bracing strut 41 and is arranged on the slide 42, can realize vertical up and down Z-motion.
This X-axis trave lling girder 30 has the framework of a sealing, its two edges along the X-direction setting are the beam body of same size, slotted eye in the middle of this framework is a rectangle slotted eye 31, and Z axis body 43 vertically is located in this rectangle slotted eye 31, and its center of gravity is positioned on the axis of X axis of this rectangle slotted eye 31.So, when Z axis body 43 when X axis moves, it can not produce distortion moment to the X-axis trave lling girder, thereby has guaranteed the stationarity and the low error that move.
This X-axis trave lling girder is arranged with a slide 42 outward, and this slide 42 is driven by drive motor, realizes that X axis moves.Z axis body 43 is erected on the X-axis trave lling girder 30 by this slide 42.Also have a Z bracing strut on this slide 42, this Z bracing strut and slide set up the Z axis body is vertical, can drive the Z axis body by a driving mechanism and do vertical moving up and down, and so the Z axis body can remain moving of steadily of centre of gravity in this rectangle slotted eye.
In actual applications, this X-axis trave lling girder 30 can adopt integrated marble or industrial ceramics and novel aluminum alloy preparation, also can adopt two beam bodies of equal specification to carry out the secured in parallel formation of certain intervals, more can adopt marble body or the industrial ceramics and the novel aluminum alloy of U type structure.The low error operation that it can realize Z axis body lower end gauge head improves measuring accuracy, keeps its long serviceable life simultaneously.
In another embodiment, as shown in Figure 4 and Figure 5, this coordinate measuring set is a bridge type coordinate measuring machine, it has a horizontal cross member, the two ends moving part of horizontal cross member is respectively two upright beams 32,33, and 23,24 on two groups of Y-axis guide rails that are provided with on the bottom of upright beam and the base station 10 move and are provided with.This horizontal cross member comprises an X-axis trave lling girder 30, this X-axis trave lling girder 30 has the framework of a sealing, its two edges along the X-direction setting are the beam body of same size, slotted eye in the middle of this framework is a rectangle slotted eye 31, Z axis body 43 vertically is located in this rectangle slotted eye 31, and its center of gravity is positioned on the axis of X axis of this rectangle slotted eye 31.So, when the Z axis body when X axis moves, it can not produce distortion moment to the X-axis trave lling girder, thereby has guaranteed the stationarity and the low error that move.
This X-axis trave lling girder is arranged with a slide 42 outward, and this slide 42 is driven by drive motor, realizes that X axis moves.Z axis body 43 is erected on the X-axis trave lling girder 30 by this slide 42.Also have a Z bracing strut on this slide 42, this Z bracing strut and slide set up the Z axis body is vertical, can drive the Z axis body by a driving mechanism and do vertical moving up and down, and so the Z axis body can remain moving of steadily of centre of gravity in this rectangle slotted eye.
In actual applications, this X-axis trave lling girder can adopt integrated marble or low degree of deformation material preparation, also can adopt two beam bodies of equal specification to carry out the secured in parallel formation of certain intervals, more can adopt the marble body of U type structure.The low error operation that it can realize Z axis body lower end gauge head improves measuring accuracy, keeps its long serviceable life simultaneously.
Claims (9)
1. the horizontal cross member of a coordinate measuring set comprises an X-axis trave lling girder and a Z axis body, it is characterized in that offering on the described X-axis trave lling girder slotted eye that wears for the Z axis body, and described Z axis body passes this slotted eye and moves and is arranged on this X-axis trave lling girder.
2. the horizontal cross member of coordinate measuring set according to claim 1 is characterized in that described X-axis trave lling girder comprises the first beam body and the second beam body along X axis, forms slotted eye between the described first beam body and the second beam body, and the Z axis body vertically passes this slotted eye.
3. the horizontal cross member of coordinate measuring set according to claim 2 is characterized in that the described first beam body and the second beam body are the beam body of same size, and described Z axis body moves on the axis that is arranged on described slotted eye.
4. the horizontal cross member of coordinate measuring set according to claim 2 is characterized in that the described first and second beam extracorporeal sets are provided with a slide, moves on this slide the Z axis body is set.
5. the horizontal cross member of coordinate measuring set according to claim 1, it is characterized in that described X-axis trave lling girder comprises a framework along the X axis setting, this framework is outside equipped with the X axis guide rail, and the framework middle part is provided with a rectangle slotted eye, and described Z axis body vertically is located in this rectangle slotted eye.
6. the horizontal cross member of coordinate measuring set according to claim 5 is characterized in that sealing framework or U type framework that described framework is formed in one.
7. the horizontal cross member of coordinate measuring set according to claim 1 is characterized in that described X-axis trave lling girder overcoat installing puts a slide, and the Z axis body moves and is arranged on this slide, and the center of gravity of described Z axis body is positioned on the axis of X axis of described slotted eye.
8. a coordinate measuring set comprises horizontal cross member, it is characterized in that described horizontal cross member is the arbitrary described horizontal cross member of claim 1 to 7.
9. coordinate measuring set according to claim 8 is characterized in that described coordinate measuring set is bridge type coordinate measuring machine, planer-type coordinate measuring machine or horizontal arm three coordinate measuring machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920284209XU CN201555577U (en) | 2009-12-03 | 2009-12-03 | Horizontal cross member of coordinate measuring device and coordinate measuring device provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920284209XU CN201555577U (en) | 2009-12-03 | 2009-12-03 | Horizontal cross member of coordinate measuring device and coordinate measuring device provided with same |
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| Publication Number | Publication Date |
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| CN201555577U true CN201555577U (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200920284209XU Expired - Fee Related CN201555577U (en) | 2009-12-03 | 2009-12-03 | Horizontal cross member of coordinate measuring device and coordinate measuring device provided with same |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288143A (en) * | 2011-04-28 | 2011-12-21 | 昆山双虎电子科技有限公司 | High-passing performance three-coordinate measuring device |
| CN102853734A (en) * | 2011-06-30 | 2013-01-02 | 深圳富泰宏精密工业有限公司 | Support structure |
| WO2013016889A1 (en) * | 2011-08-03 | 2013-02-07 | 深圳市华星光电技术有限公司 | Visual examination machine for glass substrate in liquid crystal display and examination method |
| CN103018341A (en) * | 2012-11-29 | 2013-04-03 | 北京理工大学 | High-rigidity three-coordinate scanning frame for scanning sound field of ultrasonic phased array transducer |
| CN103235044A (en) * | 2013-05-06 | 2013-08-07 | 郑州大学 | Multi-degree of freedom large-scale ultrasound scanning automation equipment |
| US8854616B2 (en) | 2011-08-03 | 2014-10-07 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Visual inspection apparatus for glass substrate of liquid crystal display and inspection method thereof |
| CN105785417A (en) * | 2014-12-22 | 2016-07-20 | 北京大基康明医疗设备有限公司 | Detection device and detection system for medical accelerator |
| CN106643595A (en) * | 2016-07-11 | 2017-05-10 | 合肥工业大学 | Layout pattern of hollow cross beam, slide rack and Z shaft in coordinate measuring machine |
| CN107643032A (en) * | 2017-09-18 | 2018-01-30 | 沈阳飞机工业（集团）有限公司 | A kind of design and its application method of reverse detection space positioning apparatus |
-
2009
- 2009-12-03 CN CN200920284209XU patent/CN201555577U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288143A (en) * | 2011-04-28 | 2011-12-21 | 昆山双虎电子科技有限公司 | High-passing performance three-coordinate measuring device |
| CN102853734A (en) * | 2011-06-30 | 2013-01-02 | 深圳富泰宏精密工业有限公司 | Support structure |
| WO2013016889A1 (en) * | 2011-08-03 | 2013-02-07 | 深圳市华星光电技术有限公司 | Visual examination machine for glass substrate in liquid crystal display and examination method |
| US8854616B2 (en) | 2011-08-03 | 2014-10-07 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Visual inspection apparatus for glass substrate of liquid crystal display and inspection method thereof |
| CN103018341A (en) * | 2012-11-29 | 2013-04-03 | 北京理工大学 | High-rigidity three-coordinate scanning frame for scanning sound field of ultrasonic phased array transducer |
| CN103018341B (en) * | 2012-11-29 | 2017-12-12 | 北京理工大学 | A kind of high rigidity three coordinate scanning frame of ultrasonic phased array transducer sound field scanning |
| CN103235044A (en) * | 2013-05-06 | 2013-08-07 | 郑州大学 | Multi-degree of freedom large-scale ultrasound scanning automation equipment |
| CN103235044B (en) * | 2013-05-06 | 2015-07-08 | 郑州大学 | Multi-degree of freedom large-scale ultrasound scanning automation equipment |
| CN105785417A (en) * | 2014-12-22 | 2016-07-20 | 北京大基康明医疗设备有限公司 | Detection device and detection system for medical accelerator |
| CN106643595A (en) * | 2016-07-11 | 2017-05-10 | 合肥工业大学 | Layout pattern of hollow cross beam, slide rack and Z shaft in coordinate measuring machine |
| CN107643032A (en) * | 2017-09-18 | 2018-01-30 | 沈阳飞机工业（集团）有限公司 | A kind of design and its application method of reverse detection space positioning apparatus |
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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: 20100818 Termination date: 20141203 |
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| EXPY | Termination of patent right or utility model |