CN103954233B - A kind of curved surface pattern measurement apparatus for large-scale workpiece - Google Patents
A kind of curved surface pattern measurement apparatus for large-scale workpiece Download PDFInfo
- Publication number
- CN103954233B CN103954233B CN201410172690.9A CN201410172690A CN103954233B CN 103954233 B CN103954233 B CN 103954233B CN 201410172690 A CN201410172690 A CN 201410172690A CN 103954233 B CN103954233 B CN 103954233B
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- slide
- servomotor
- curved surface
- surface pattern
- scale workpiece
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Abstract
A kind of curved surface pattern measurement apparatus for large-scale workpiece, it includes support, the first servomotor, servo motor seat, the second servomotor, screw block, crank, measurement bar, leading screw, slide, sliding sleeve, hydraulically extensible bar, optical measurer and slide block；The present invention can control optical measurer by control the first servomotor rotation and move in a circle, optical measurer can be controlled when starting the second Serve Motor Control slide and moving and do the circular motion of continuous print different-diameter, the motion of final optical measurer forms a disc, namely curve surface of workpiece pattern is carried out disc area measure, thus realizing the curved surface pattern of large-scale workpiece is measured, it is not only simple in structure, easy to use, and the quick measurement to large-scale workpiece curved surface pattern can be completed by contactless metering system, substantially increase certainty of measurement and efficiency.
Description
Technical field
The present invention relates to field of measuring technique, particularly relate to a kind of curved surface pattern measurement apparatus for large-scale workpiece.
Background technology
Development along with modern manufacturing process technology, free form surface class part is in an increasingly wide range of applications in fields such as aviation, navigation and automobiles, the measurement of free form surface class workpiece is had higher requirement by this, and certainty of measurement and efficiency directly influence precision and the efficiency of part processing.
Rapid prototyping technique is also known as Rapid Prototyping technique.As a kind of advanced manufacturing technology, obtain since the eighties in 20th century comes out and develop rapidly, and be used widely at engineering field.This technology has broken traditional manufacturing mode, utilizes the principle of discrete/accumulation, it is not necessary to Ren Hegong, mould, directly driven by cad model, being rapidly completed prototype and the part of arbitrarily complicated shape, thus substantially reducing the cycle of new product development, greatly enhancing the market competitiveness of enterprise.
At present, when obtaining product prototype, main adopting three coordinate measuring machine that product pattern is measured, but for large-scale workpiece, three coordinate measuring machine is limit and beyond one's ability to help due to volume.
Summary of the invention
In order to overcome above-mentioned technical problem, the invention provides a kind of curved surface pattern measurement apparatus for large-scale workpiece.
This invention address that its technical problem adopts the technical scheme that: a kind of curved surface pattern measurement apparatus for large-scale workpiece, it is characterized in that, including support, the first servomotor, servo motor seat, the second servomotor, screw block, crank, measurement bar, leading screw, slide, sliding sleeve, hydraulically extensible bar, optical measurer and slide block；Described support is provided with chute, described servo motor seat is arranged on the support of side, chute one end, described first servomotor is arranged on bottom servo motor seat, and described crank one end is arranged on servo motor seat top and is connected by shaft coupling and the first servo motor shaft；In the chute of described support, two ends are respectively provided with a screw block, and described second servomotor is arranged on the support of chute one end, and described leading screw is connected through two screw block and one end by shaft coupling and the second servomotor；Described slide block is nested on leading screw, and the bottom of described slide is fixing with slider top to be connected, and slide is positioned at above the chute of support, and described sliding sleeve is arranged on slide and is hinged by rotating shaft and slide；Described measurement bar is hinged through the other end of sliding sleeve, one end and crank；Described hydraulically extensible bar is arranged on the other end measuring bar, and described measuring device is arranged on the front end of hydraulically extensible bar.
Further, described measuring device includes contactless optical measurer or laser detector.
Further, described hydraulically extensible bar adopts controllable hydraulic telescopic rod.
Further, the length of described crank is less than the beeline of Brace Turning Center point to sliding sleeve fulcrum.
The invention has the beneficial effects as follows: after adopting said structure, the present invention moves freely can the curved surface pattern of large-scale workpiece be measured by controlling measuring device, be not only simple in structure, easy to use, and the quick measurement to large-scale workpiece curved surface pattern can be completed by contactless metering system, substantially increase certainty of measurement and efficiency.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram one of the present invention；
Fig. 2 is the three-dimensional structure diagram two of the present invention；
Fig. 3 is front view in Fig. 2 of the present invention；
Fig. 4 is top view of the present invention；
Fig. 5 is the left view of the present invention；
In figure: 1 support, 2 first servomotors, 3 servo motor seat, 4 second servomotors, 5 screw block, 6 cranks, 7 measurement bar, 8 leading screws, 9 slides, 10 sliding sleeves, 11 hydraulically extensible bars, 12 optical measurer, 13 slide blocks.
Detailed description of the invention
With reference to Figure of description 1 to the accompanying drawing 5 a kind of curved surface pattern measurement apparatus for large-scale workpiece to the present invention, it is described in detail below.
A kind of curved surface pattern measurement apparatus for large-scale workpiece, it includes support the 1, first servomotor 2, servo motor seat the 3, second servomotor 4, screw block 5, crank 6, measures bar, leading screw 8, slide 9, sliding sleeve 10, hydraulically extensible bar 11, optical measurer 12 and slide block 13；Described support 1 is provided with chute, described servo motor seat 3 is arranged on the support of side, chute one end, described first servomotor 2 is arranged on the bottom of servo motor seat 3, and described crank 6 one end is arranged on servo motor seat 3 top and is connected by shaft coupling and the first servomotor 2 axle；In the chute of described support 1, two ends are respectively provided with a screw block 5, and described second servomotor 4 is arranged on the support of chute one end, and described leading screw 8 is connected through two screw block 5 and one end by shaft coupling and the second servomotor 4；Described slide block 13 is nested on leading screw 8, and the bottom of described slide 9 is fixing with slide block 13 top to be connected, and slide 9 is positioned at above the chute of support 1, and described sliding sleeve 10 is arranged on slide 9 and is hinged by rotating shaft and slide；Described measurement bar 7 is hinged through the other end of sliding sleeve 10, one end and crank 6；Described hydraulically extensible bar 11 is arranged on the other end measuring bar 7, and described optical measurer 12 is arranged on the front end of hydraulically extensible bar 11.
Further, described hydraulically extensible bar 11 adopts controllable hydraulic telescopic rod.
Further, the length of described crank 6 is less than the beeline of crank 6 fulcrum to sliding sleeve 10 fulcrum.
During work, rotate and can control optical measurer 12 by controlling the first servomotor 2 and move in a circle, after optical measurer 12 completes a circular motion, stop the first servomotor 2 to work, start the second servomotor 4 to control after slide 9 moves a certain distance along leading screw 8 and stop the second servomotor 4 to work, it is again started up the first servomotor 2 to work, such circulation can control optical measurer 12 and do the circular motion of continuous print different-diameter, the motion of final optical measurer 12 forms multiple discs, namely to the multiple disc region of curve surface of workpiece topography measurement, the area in each disc region formed depends on the length measuring bar.
In above-mentioned embodiment; described (controlled) hydraulically extensible bar and the measuring device such as optical measurer or laser detector all adopt existing hydraulically extensible bar and measuring device; owing to being prior art and itself is not in the application protection domain, so the application is not described in detail.
The above, be only the specific embodiment of the present invention, those of ordinary skill in the art in the scope that the invention discloses, the change that can readily occur in, all should be encompassed within the protection domain of invention.
Claims (4)
1. the curved surface pattern measurement apparatus for large-scale workpiece, it is characterized in that, including support, the first servomotor, servo motor seat, the second servomotor, screw block, crank, measurement bar, leading screw, slide, sliding sleeve, hydraulically extensible bar, optical measurer and slide block；Described support is provided with chute, described servo motor seat is arranged on the support of side, chute one end, described first servomotor is arranged on bottom servo motor seat, and described crank one end is arranged on servo motor seat top and is connected by shaft coupling and the first servo motor shaft；In the chute of described support, two ends are respectively provided with a screw block, and described second servomotor is arranged on the support of chute one end, and described leading screw is connected through two screw block and one end by shaft coupling and the second servomotor；Described slide block is nested on leading screw, and the bottom of described slide is fixing with slider top to be connected, and slide is positioned at above the chute of support, and described sliding sleeve is arranged on slide and is hinged by rotating shaft and slide；Described measurement bar is hinged through the other end of sliding sleeve, one end and crank；Described hydraulically extensible bar is arranged on the other end measuring bar, and described measuring device is arranged on the front end of hydraulically extensible bar.
2. a kind of curved surface pattern measurement apparatus for large-scale workpiece described in 1 as requested, it is characterised in that described measuring device includes contactless optical measurer or laser detector.
3. a kind of curved surface pattern measurement apparatus for large-scale workpiece described in 1 as requested, it is characterised in that described hydraulically extensible bar adopts controllable hydraulic telescopic rod.
4. a kind of curved surface pattern measurement apparatus for large-scale workpiece described in 1 as requested, it is characterised in that the length of described crank is less than the beeline of Brace Turning Center point to sliding sleeve fulcrum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172690.9A CN103954233B (en) | 2014-04-28 | 2014-04-28 | A kind of curved surface pattern measurement apparatus for large-scale workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172690.9A CN103954233B (en) | 2014-04-28 | 2014-04-28 | A kind of curved surface pattern measurement apparatus for large-scale workpiece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103954233A CN103954233A (en) | 2014-07-30 |
| CN103954233B true CN103954233B (en) | 2016-07-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410172690.9A Expired - Fee Related CN103954233B (en) | 2014-04-28 | 2014-04-28 | A kind of curved surface pattern measurement apparatus for large-scale workpiece |
Country Status (1)
| Country | Link |
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| CN (1) | CN103954233B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1339690A (en) * | 2001-09-18 | 2002-03-13 | 西南交通大学 | Spatial motion mechanism of three freedoms |
| CN1472503A (en) * | 2003-04-30 | 2004-02-04 | 西北工业大学 | Three-coordinate koniogravimeter |
| CN201322614Y (en) * | 2008-12-24 | 2009-10-07 | 昊华南方(桂林)橡胶有限责任公司 | Simple and convenient device for measuring figure of a tire |
| CN203881305U (en) * | 2014-04-28 | 2014-10-15 | 济南大学 | Curved topography measurement device for large workpiece |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4812666A (en) * | 1987-09-17 | 1989-03-14 | Universal Instruments Corporation | Position feedback enhancement over a limited repositioning area for a moveable member |
-
2014
- 2014-04-28 CN CN201410172690.9A patent/CN103954233B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1339690A (en) * | 2001-09-18 | 2002-03-13 | 西南交通大学 | Spatial motion mechanism of three freedoms |
| CN1472503A (en) * | 2003-04-30 | 2004-02-04 | 西北工业大学 | Three-coordinate koniogravimeter |
| CN201322614Y (en) * | 2008-12-24 | 2009-10-07 | 昊华南方(桂林)橡胶有限责任公司 | Simple and convenient device for measuring figure of a tire |
| CN203881305U (en) * | 2014-04-28 | 2014-10-15 | 济南大学 | Curved topography measurement device for large workpiece |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103954233A (en) | 2014-07-30 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20210428 |