CN103344203A - Trilinear coordinates measuring instrument fine-adjustment working platform with six degrees of freedom - Google Patents
Trilinear coordinates measuring instrument fine-adjustment working platform with six degrees of freedom Download PDFInfo
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- CN103344203A CN103344203A CN2013102542908A CN201310254290A CN103344203A CN 103344203 A CN103344203 A CN 103344203A CN 2013102542908 A CN2013102542908 A CN 2013102542908A CN 201310254290 A CN201310254290 A CN 201310254290A CN 103344203 A CN103344203 A CN 103344203A
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Abstract
A trilinear coordinates measuring instrument fine-adjustment working platform with six degrees of freedom is characterized by comprising the working platform (1). The working platform (1) is mounted on an upper base (2), at least three upper cushion blocks (3) are mounted on the bottom of the upper base (2), the lower end of each upper cushion blocks (3) is connected with an upper spherical hinge connecting cushion block (5) through an upper spherical hinge (4), each upper spherical hinge connecting cushion block (5) is connected with an upper right-handed inner threaded sleeve (6), the upper right-handed inner threaded sleeve (6) is sleeved on the outer circular surface of an upper rough-adjustment right-handed screw (7), the inner cavity of the upper rough-adjustment right-handed screw (7) is connected to the upper end of a fine-adjustment screw (8) through threads, and the lower end of the fine-adjustment screw (8) is mounted in the inner cavity of a lower rough-adjustment left-handed screw (9) through threads. According to the trilinear coordinates measuring instrument fine-adjustment working platform with the six degrees of freedom, a product to be detected can be positioned on a workpiece platform, the product is adjusted in multiple directions on the working platform, the initial error between the product and the trilinear coordinates measuring instrument is adjusted, and the measuring accuracy of the trilinear coordinates measuring instrument is improved. Further, the trilinear coordinates measuring instrument fine-adjustment working platform with the six degrees of freedom is simple in structure and convenient to manufacture and mount.
Description
Technical field
The invention belongs to the surveying instrument technical field, specifically relate to a kind of three-coordinates measuring machine, especially relate to and to increase the six degree of freedom fine setting workbench that three-coordinates measuring machine adds degree of regulation.
Background technology
In the commercial production in order to judge whether the product of producing reaches designing requirement, usually need product size, shape is measured, be accompanied by the development of scientific and technological level, means and methods that people measure are also constantly taking place to change, the most original just naked eyes judgement by rule of thumb, develop into the ruler that utilizes afterwards, vernier caliper, and Quadratic Finite Element projector extremely afterwards, comparatively advanced at present survey instrument is three-coordinates measuring machine, claim three-D again, three-coordinates measuring machine is in a hexahedral spatial dimension, can show geometric configuration, the instrument of measurement capabilities such as length and circumference calibration.Three-coordinates measuring machine can move at vertical, level, three the orthogonal guide rails in front and back, on each moving direction detector is housed, this detector is responded to the position numerical value of test product in modes such as contact or noncontacts, after allowing the numerical value of sensing is delivered to background process equipment, whether the displacement measurement data in the three-coordinates measuring machine measuring process calculate the shaped position size of product through data processor or computer equipment etc., adhere to specification thereby judge product.
The measurement function of three-coordinates measuring machine comprises measurement size precision, bearing accuracy, geometric accuracy and contour accuracy etc. on the market.When utilizing the three-coordinates measuring machine measuring workpieces, in general, at first need workpiece is ajusted, make its X with respect to three-coordinates measuring machine, Y, Z axle axial offset and the anglec of rotation be zero.But traditional locator meams is to utilize manually directly to put, and often has deviation, causes measuring accuracy error to occur.
Summary of the invention
The objective of the invention is at existing three-coordinates measuring machine when measuring, error appears in product orientation easily, thereby reduce the technological deficiency of the precision of measuring, a kind of three-coordinates measuring machine six degree of freedom fine setting workbench is provided, can pass through product orientation to be measured on work piece platform, thereby regulate the initial error of itself and three-coordinates measuring machine, improved the measuring accuracy of three-coordinates measuring machine.
Technical scheme
In order to realize above-mentioned technical purpose, the present invention designs a kind of three-coordinates measuring machine six degree of freedom fine setting workbench, it is characterized in that: it comprises worktable, worktable is installed on the upper bed-plate, the upper bed-plate bottom is equipped with at least 3 and is gone up cushion block, last cushion block lower end is connected cushion block by last spherical hinge with last spherical hinge and is connected, last spherical hinge connects cushion block and last dextrorotation inner thread sleeve links together, last dextrorotation inner thread sleeve is sleeved on coarse adjustment right handed screw periphery, last coarse adjustment right handed screw thread in inner cavity is connected with fine setting screw rod upper end, described fine setting screw rod lower end screw thread is installed in down in the coarse adjustment left-handed screw inner chamber, following coarse adjustment left-handed screw periphery is threaded in the bottom left medial rotation screw shell, bottom left medial rotation screw shell is connected cushion block with following spherical hinge and is connected, spherical hinge was connected with lower cushion block under following spherical hinge connection cushion block passed through, and lower cushion block is installed on the lower bottom base;
The described dextrorotation inner thread sleeve of going up is connected with last coarse adjustment right handed screw coarse thread, and last coarse adjustment right handed screw is connected with fine setting screw rod closely-pitched;
Described bottom left medial rotation screw shell is connected with following coarse adjustment left-handed screw coarse thread, and following coarse adjustment left-handed screw is connected with fine setting screw rod closely-pitched.
Be positioned at dextrorotation inner thread sleeve lower end position on the described upward coarse adjustment right handed screw and be rotary with first set nut, be positioned at coarse adjustment right handed screw lower end position on the fine setting screw rod and be rotary with second set nut.
Be positioned at bottom left medial rotation screw shell upper end position on the described coarse adjustment left-handed screw down and be rotary with the 3rd set nut, being positioned at down on the fine setting screw rod, coarse adjustment left-handed screw upper end position is rotary with the 4th set nut.
Described worktable is the V-arrangement worktable.
Described upper bed-plate and lower bottom base are circular.
Beneficial effect
A kind of three-coordinates measuring machine six degree of freedom fine setting workbench provided by the invention, can pass through product orientation to be measured on work piece platform, rely on workbench in the adjusting of crossing a direction, thereby regulate the initial error of itself and three-coordinates measuring machine, improved the measuring accuracy of three-coordinates measuring machine.Whole apparatus structure is simple, makes easy for installation.
Description of drawings
Accompanying drawing 1 is structural representation of the present invention.
Accompanying drawing 2 is vertical views of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
Embodiment
Shown in attached Fig. 1 and 2, a kind of three-coordinates measuring machine six degree of freedom fine setting workbench, it is characterized in that: it comprises worktable 1, worktable 1 is installed on the upper bed-plate 2, upper bed-plate 2 bottoms are equipped with at least 3 and are gone up cushion block 3, last cushion block 3 lower ends are connected cushion block 5 by last spherical hinge 4 with last spherical hinge and are connected, last spherical hinge connects cushion block 5 and links together with last dextrorotation inner thread sleeve 6, last dextrorotation inner thread sleeve 6 is sleeved on coarse adjustment right handed screw 7 peripheries, last coarse adjustment right handed screw 7 thread in inner cavity are connected with fine setting screw rod 8 upper ends, described fine setting screw rod 8 lower end screw threads are installed in down in coarse adjustment left-handed screw 9 inner chambers, following coarse adjustment left-handed screw 9 peripheries are threaded in the bottom left medial rotation screw shell 10, bottom left medial rotation screw shell 10 is connected cushion block 11 with following spherical hinge and is connected, spherical hinge 12 was connected with lower cushion block 13 under following spherical hinge connection cushion block 11 passed through, and lower cushion block 13 is installed on the lower bottom base 14;
The described dextrorotation inner thread sleeve 6 of going up is connected with last coarse adjustment right handed screw 7 coarse threads, and last coarse adjustment right handed screw 7 is connected with fine setting screw rod 8 closely-pitcheds;
Described bottom left medial rotation screw shell 10 is connected with following coarse adjustment left-handed screw 9 coarse threads, and following coarse adjustment left-handed screw 9 is connected with fine setting screw rod 8 closely-pitcheds.
Be positioned at dextrorotation inner thread sleeve 6 lower end positions on the described upward coarse adjustment right handed screw 7 and be rotary with first set nut 15, be positioned at coarse adjustment right handed screw 7 lower end positions on the fine setting screw rod 8 and be rotary with second set nut 16.
Be positioned at bottom left medial rotation screw shell 10 upper end positions on the described coarse adjustment left-handed screw 9 down and be rotary with the 3rd set nut 17, being positioned at down on the fine setting screw rod 8, coarse adjustment left-handed screw 9 upper end positions are rotary with the 4th set nut 18.
Described worktable 1 is the V-arrangement worktable.
Described upper bed-plate 2 and lower bottom base 14 are circular.
Off working state of the present invention, screw all clamp nuts, when the needs coarse adjustment, only unscrew first set nut 16 and the 3rd set nut 17, this moment, any coarse adjustment screw rod of turn just can be realized coarse adjustment because second set nut 16 and the 4th set nut 18 are in the state of screwing; When needs are finely tuned, screw first set nut 165 and the 3rd set nut 17, unscrew second set nut 16 and the 4th set nut 18, turn fine setting screw rod can be realized fine setting.The adjusting of worktable degree of freedom realizes by the adjusting to coarse adjustment screw rod and fine setting spiro rod length.Coarse adjustment screw flight spacing is bigger, and bar length can be regulated on a large scale, and part is located fast.When part during near assigned address, regulate the fine setting screw rod, realize the accurate location to workpiece.Utilize the screw combinations of different length can realize variation to worktable different angles and position.
A kind of three-coordinates measuring machine six degree of freedom fine setting workbench provided by the invention, can pass through product orientation to be measured on work piece platform, rely on workbench in the adjusting of crossing a direction, thereby regulate the initial error of itself and three-coordinates measuring machine, improved the measuring accuracy of three-coordinates measuring machine.Whole apparatus structure is simple, makes easy for installation.
Claims (5)
1. a three-coordinates measuring machine six degree of freedom is finely tuned workbench, it is characterized in that: it comprises worktable (1), worktable (1) is installed on the upper bed-plate (2), upper bed-plate (2) bottom is equipped with at least 3 and is gone up cushion block (3), last cushion block (3) lower end is connected cushion block (5) by last spherical hinge (4) and is connected with last spherical hinge, last spherical hinge connects cushion block (5) and links together with last dextrorotation inner thread sleeve (6), last dextrorotation inner thread sleeve (6) is sleeved on coarse adjustment right handed screw (7) periphery, last coarse adjustment right handed screw (7) thread in inner cavity is connected with fine setting screw rod (8) upper end, described fine setting screw rod (8) lower end screw thread is installed in down in coarse adjustment left-handed screw (9) inner chamber, following coarse adjustment left-handed screw (9) periphery is threaded in the bottom left medial rotation screw shell (10), bottom left medial rotation screw shell (10) is connected cushion block (11) with following spherical hinge and is connected, spherical hinge (12) was connected with lower cushion block (13) under following spherical hinge connection cushion block (11) passed through, and lower cushion block (13) is installed on the lower bottom base (14);
The described dextrorotation inner thread sleeve (6) of going up is connected with last coarse adjustment right handed screw (7) coarse thread, and last coarse adjustment right handed screw (7) is connected with fine setting screw rod (8) closely-pitched;
Described bottom left medial rotation screw shell (10) is connected with following coarse adjustment left-handed screw (9) coarse thread, and following coarse adjustment left-handed screw (9) is connected with fine setting screw rod (8) closely-pitched.
2. a kind of three-coordinates measuring machine six degree of freedom as claimed in claim 1 is finely tuned workbench, it is characterized in that: be positioned at dextrorotation inner thread sleeve (6) lower end position on the described upward coarse adjustment right handed screw (7) and be rotary with first set nut (15), be positioned at coarse adjustment right handed screw (7) lower end position on the fine setting screw rod (8) and be rotary with second set nut (16).
3. a kind of three-coordinates measuring machine six degree of freedom as claimed in claim 1 is finely tuned workbench, it is characterized in that: be positioned at bottom left medial rotation screw shell (10) upper end position on the described coarse adjustment left-handed screw (9) down and be rotary with the 3rd set nut (17), being positioned at down on the fine setting screw rod (8), coarse adjustment left-handed screw (9) upper end position is rotary with the 4th set nut (18).
4. a kind of three-coordinates measuring machine six degree of freedom as claimed in claim 1 is finely tuned workbench, and it is characterized in that: described worktable (1) is the V-arrangement worktable.
5. a kind of three-coordinates measuring machine six degree of freedom as claimed in claim 1 is finely tuned workbench, it is characterized in that: described upper bed-plate (2) and lower bottom base (14) are for circular.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310254290.8A CN103344203B (en) | 2013-06-24 | 2013-06-24 | A kind of three-coordinates measuring machine six degree of freedom fine setting workbench |
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| CN201310254290.8A CN103344203B (en) | 2013-06-24 | 2013-06-24 | A kind of three-coordinates measuring machine six degree of freedom fine setting workbench |
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| CN103344203A true CN103344203A (en) | 2013-10-09 |
| CN103344203B CN103344203B (en) | 2015-11-18 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798879A (en) * | 2016-04-26 | 2016-07-27 | 北京印刷学院 | Intelligent micro-motion robot of printer sleeve |
| CN107957257A (en) * | 2018-01-19 | 2018-04-24 | 重庆市计量质量检测研究院 | A kind of regulating error device of three coordinate measuring machine |
| CN109333216A (en) * | 2018-10-24 | 2019-02-15 | 中船黄埔文冲船舶有限公司 | A kind of grinding device |
| CN113008141A (en) * | 2021-03-08 | 2021-06-22 | 横店集团东磁股份有限公司 | Vertical fine adjustment device for three-coordinate image measuring instrument platform and implementation method thereof |
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| CN102650580A (en) * | 2011-02-28 | 2012-08-29 | 鸿富锦精密工业（深圳）有限公司 | Torque testing device |
| CN202618790U (en) * | 2012-02-07 | 2012-12-26 | 解明强 | Modularization rotary table |
| CN203322672U (en) * | 2013-06-24 | 2013-12-04 | 上海工程技术大学 | Fine-adjustment working platform of three-dimensional measurement instrument |
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| CN201579789U (en) * | 2009-12-15 | 2010-09-15 | 汕头大学 | Three-rotational DOF parallel-connection robot |
| CN201653615U (en) * | 2010-02-11 | 2010-11-24 | 浙江建机科技研发有限公司 | Direct detection type moment signal measuring device |
| US20120017393A1 (en) * | 2010-07-22 | 2012-01-26 | Pate Jr Joseph | Self closing gate with concealed pivot point hinge |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798879A (en) * | 2016-04-26 | 2016-07-27 | 北京印刷学院 | Intelligent micro-motion robot of printer sleeve |
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| CN109333216A (en) * | 2018-10-24 | 2019-02-15 | 中船黄埔文冲船舶有限公司 | A kind of grinding device |
| CN113008141A (en) * | 2021-03-08 | 2021-06-22 | 横店集团东磁股份有限公司 | Vertical fine adjustment device for three-coordinate image measuring instrument platform and implementation method thereof |
| CN113008141B (en) * | 2021-03-08 | 2022-07-19 | 横店集团东磁股份有限公司 | Vertical fine adjustment device for three-coordinate image measuring instrument platform and implementation method thereof |
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| CN103344203B (en) | 2015-11-18 |
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