CN103884304A - High-precision scanning type measuring machine with integrated double-dovetail guide rail - Google Patents
High-precision scanning type measuring machine with integrated double-dovetail guide rail Download PDFInfo
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- CN103884304A CN103884304A CN201410123726.4A CN201410123726A CN103884304A CN 103884304 A CN103884304 A CN 103884304A CN 201410123726 A CN201410123726 A CN 201410123726A CN 103884304 A CN103884304 A CN 103884304A
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Abstract
The invention discloses a high-precision scanning type measuring machine with an integrated double-dovetail guide rail. The high-precision scanning type measuring machine comprises a base and a workbench component. The workbench component is arranged on the base. Supporting columns are arranged on the two sides of the base respectively. A beam column component is arranged on the supporting columns on the two sides in a spanning mode. A Z-axis component is arranged on the beam column component. The Z-axis component is connected with the beam column component through a carriage component. A transmission component is arranged at one end of the beam column component. A bearing is arranged in the transmission component so that the beam column component can be driven to move. A measuring head is arranged at the tail end of a shaft component. According to the high-precision scanning type measuring machine, the integrated double-dovetail guide rail is adopted, and the supporting columns on the two sides and the beam column component are all centrally driven; due to the fact that a granite structure and the integrated double-dovetail guide rail are adopted, high stability and high reliability of the mechanical property of the whole measuring machine are kept, any complicated measuring task can be completed quickly and effectively, the stability and excellent driving performance of the measuring machine are ensured, the probability of beam swinging during movement of the measuring machine is lowered substantially, and the stability of accuracy is guaranteed.
Description
Technical field
The present invention relates to the two dovetail guide scanning measurement machines of a kind of high precision entirety, belong to automatic measurement technical field.
Background technology
Photoelectric measuring machine for precision transmission chain (hereinafter to be referred as " measuring machine ") is that a kind of large-scale measurement being made up of light, mechanical, electrical integrated form is equipped, accurately measuring, analyzing for Precise Transmission Chain driving error.Be particularly useful for high-grade, digitally controlled machine tools and basic manufacturing equipment, automobile, high ferro train, space flight, aviation, navigation exact instrument, automatic control system, device, metrology and measurement instrument, equipment, joint of robot, radar, optical tracking instrument, equipment, in the equipment such as semiconductor, microelectronics manufacture measurement, the dynamic driving error of multiple crucial transmission agency parts, system, device is measured and is analyzed.Make complete machine, system, parts realize transmission optimized design, and quality evaluation, process modification are had to vital role, thereby make transmission agency, power transmission, the dynamic response of Precise Transmission Chain there is high precision and high-effect.At present, three coordinate measuring machine is mainly used in the measurement of casing in the industries such as middle-size and small-size accessory, mould such as machinery, automobile, aviation, military project, furniture, instrument prototype, machine, frame, gear, cam, worm gear, worm screw, blade, curve, curved surface etc., also can be used in the industries such as electronics, five metals, plastic cement, can carry out precision to the size of workpiece, shape and form and position tolerance and detect, thereby complete the tasks such as piece test, profile measurement, process control.
Traditional coordinate measuring machine is three axles, its structure comprises bearing, is arranged at the stationary work-table on bearing, on stationary work-table, be provided with travelling table and column, column is provided with X crossbeam, X crossbeam is provided with XZ balladeur train, is provided with a set of Z axis motion assembly in XZ balladeur train, in Z axis motion assembly, comprises Z axis, Z axis position is arranged at X on XZ balladeur train and, to middle part, gauge head unit is installed on Z axis.The three-dimensional coordinates measurement engine efficiency of prior art is low, and repetitive positioning accuracy is poor, also needs again to proofread and correct gauge head unit, affects measuring accuracy and efficiency.
Measuring equipment in prior art three coordinate measuring machine moves back and forth along two parallel guide rails, guide rail adopts metal material to make conventionally, guide rail is in use influenced by environmental temperature, and the phenomenon of expanding with heat and contract with cold is serious, thereby causes the measuring accuracy of three coordinate measuring machine lower.
At present, driving-chain measuring machine both domestic and external (instrument), all taking angular displacement driving error as measurement target, use computing machine soft and hardware manipulate measurement data, thereby realization is to Gear Processing and revolving meber machining tool complete machine or single angular displacement is inputted, the transmission chain error of output is measured, but there is following shortcoming in them: 1, purposes is single, use face is narrow, the demand and the instrument and equipment utilization factor that can not meet numerous users can not be given full play to, they are almost instrumentation, equipment, versatility is poor, and market range of application is little; 2, on instrument, equipment, be not specifically designed to that measured object is installed, location, adjust the alignment error detection system using, easily produce the alignment error of measured object and reduce measuring accuracy, and when measured object mounting cost, effort, work efficiency is lower.
In kinematic train industry, three coordinate measuring machine is mainly used to detect size and the form and position tolerance of the parts such as the housing, bonnet, outer accessory of wheel box.Generally in front, back, left, right, up, five directions have position to need to detect to gear box casing, and this just requires part to be checked need to be arranged on the middle position of three-dimensional coordinates measurement machine worktable.And the shape of various type gear box casings is not identical, is difficult to a set of frock of unification and installs, fix part to be checked.The problem that at present a lot of producers are used special toolings (being that a kind of part is joined a frock) to solve installation question, use row to hang to solve frock, part is placed into three-dimensional coordinates measurement machine worktable central authorities, this just causes and deposits frock occupations of land side, purchases the problem appearance such as too much frock cost gold, part switching be time-consuming.
Summary of the invention
Technical matters to be solved by this invention is: provide the measuring machine of a kind of high precision, highly effective, high stability, high flexibility, to overcome the problem that prior art measuring machine precision and efficiency are not high.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
The two dovetail guide scanning measurement machines of high precision entirety of the present invention, it is characterized in that, comprise base, worktable part, worktable part is arranged on base, and base both sides are respectively equipped with pillar, two lateral brace top rails are across beam column parts, on beam column parts, establish Z axis parts, Z axis parts are connected with beam column parts by balladeur train parts, and beam column parts one end is provided with drive disk assembly, in drive disk assembly, establish bearing, can drive beam column parts to move; Spindle unit end is gauge head, and described measuring machine adopts the two dovetail guides of entirety, and two lateral braces and beam column parts are centre-driven.The present invention adopts the two dovetail guides of high precision entirety, can greatly reduce the Abbe error of overlooking and rock generation because of each axle motion.
Preferably, described balladeur train parts outside is balladeur train outer cover.
Preferably, main frame support component is installed in described measuring machine bottom.
Preferably, described main frame support component is provided with skirt outward and encloses parts.
Preferably, described pillar, beam column parts, Z axis parts and worktable part are accurate granite.It is basic rack that three axles of the present invention all adopt accurate grouan, has ensured precision long-term stability.Thick and heavy firm work top has greatly reduced the impact of vibration on precision.
Preferably, described measuring equipment adopts large span air supporting design.Bearing capacity is strong, ensures that machine rocks minimum in the time of high-speed motion, and stability is strong.
Preferably, described bearing is to preload four sides encircling type air bearing.High-mechanic, has guaranteed that machine is operating steadily with stable.
Preferably, measuring machine also comprises air counterbalance safety guard.
Preferably, described measuring machine adopts bipolar gearing-down system, guarantees the steady, rapid and accurate of high-speed drive.
Preferably, described gauge head is contact scanning gauge head or non-contact laser scanning feeler, and configurable various gauge heads use flexibly.
The invention has the beneficial effects as follows:
Measuring machine of the present invention adopts granite structure, and the two dovetail guides of entirety, make the complete machine mechanical property of this measuring machine keep high stability and reliability, and complete machine is reliable and stable, economy attractive in appearance; Can hold massive workpiece, and there is good spatial accuracy and outstanding dynamic property, can complete fast and effectively the measurement task of any complexity, be applicable to relatively large production scene or design centre, in having ensured that space opens wide, guaranteed the stability of measuring machine and good driveability, the crossbeam significantly having reduced during machine moves rocks phenomenon, has ensured the stability of precision.
Brief description of the drawings
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Fig. 1 is structural representation of the present invention.
In figure, 1 main frame support component, 2 bases, 3 worktable parts, 4 drive disk assemblies, 5 balladeur train outer covers, 6 balladeur train parts, 7 beam column parts, 8 skirts enclose parts, 9 pillars, 10 gauge heads, 11Z spindle unit.
Embodiment
As shown in Figure 1, the two dovetail guide scanning measurement machines of high precision entirety of the present invention, is characterized in that, comprise base, worktable part, worktable part is arranged on base, base both sides are respectively equipped with pillar, and two lateral brace top rails, across beam column parts, are established Z axis parts on beam column parts, Z axis parts are connected with beam column parts by balladeur train parts, beam column parts one end is provided with drive disk assembly, establishes bearing in drive disk assembly, can drive beam column parts to move; Spindle unit end is gauge head, and described measuring machine adopts the two dovetail guides of entirety, and two lateral braces and beam column parts are centre-driven.The present invention adopts the two dovetail guides of high precision entirety, can greatly reduce the Abbe error of overlooking and rock generation because of each axle motion.
Described balladeur train parts outside is balladeur train outer cover.
Main frame support component is installed in described measuring machine bottom.
Described main frame support component is provided with skirt outward and encloses parts.
Described pillar, beam column parts, Z axis parts and worktable part are accurate granite.It is basic rack that three axles of the present invention all adopt accurate grouan, has ensured precision long-term stability.Thick and heavy firm work top has greatly reduced the impact of vibration on precision.
Described measuring equipment adopts large span air supporting design.Bearing capacity is strong, ensures that machine rocks minimum in the time of high-speed motion, and stability is strong.
Described bearing is to preload four sides encircling type air bearing.High-mechanic, has guaranteed that machine is operating steadily with stable.
Measuring machine also comprises air counterbalance safety guard.
Described measuring machine adopts bipolar gearing-down system, guarantees the steady, rapid and accurate of high-speed drive.
Described gauge head is contact scanning gauge head or non-contact laser scanning feeler, and configurable various gauge heads use flexibly.
The above, be only preferred embodiment of the present invention, is not the restriction of the present invention being made to other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (10)
1. the two dovetail guide scanning measurement machines of high precision entirety, it is characterized in that, comprise base, worktable part, worktable part is arranged on base, and base both sides are respectively equipped with pillar, two lateral brace top rails are across beam column parts, on beam column parts, establish Z axis parts, Z axis parts are connected with beam column parts by balladeur train parts, and beam column parts one end is provided with drive disk assembly, in drive disk assembly, establish bearing, can drive beam column parts to move; Spindle unit end is gauge head, and described measuring machine adopts the two dovetail guides of entirety, and two lateral braces and beam column parts are centre-driven.
2. the two dovetail guide scanning measurement machines of high precision entirety according to claim 1, is characterized in that, described balladeur train parts outside is balladeur train outer cover.
3. the two dovetail guide scanning measurement machines of high precision entirety according to claim 1, is characterized in that, main frame support component is installed in described measuring machine bottom.
4. the two dovetail guide scanning measurement machines of high precision entirety according to claim 3, is characterized in that, described main frame support component is provided with skirt outward and encloses parts.
5. the two dovetail guide scanning measurement machines of high precision entirety according to claim 1, is characterized in that, described pillar, beam column parts, Z axis parts and worktable part are accurate granite.
6. the two dovetail guide scanning measurement machines of high precision entirety according to claim 1, is characterized in that, described measuring equipment adopts large span air supporting design.
7. the two dovetail guide scanning measurement machines of high precision entirety according to claim 1, is characterized in that, described bearing is to preload four sides encircling type air bearing.
8. the two dovetail guide scanning measurement machines of high precision entirety according to claim 1, is characterized in that, measuring machine also comprises air counterbalance safety guard.
9. the two dovetail guide scanning measurement machines of high precision entirety according to claim 1, is characterized in that, described measuring machine adopts bipolar gearing-down system, guarantee the steady, rapid and accurate of high-speed drive.
10. the two dovetail guide scanning measurement machines of high precision entirety according to claim 1, is characterized in that, described gauge head is contact scanning gauge head or non-contact laser scanning feeler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123726.4A CN103884304A (en) | 2014-03-31 | 2014-03-31 | High-precision scanning type measuring machine with integrated double-dovetail guide rail |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410123726.4A CN103884304A (en) | 2014-03-31 | 2014-03-31 | High-precision scanning type measuring machine with integrated double-dovetail guide rail |
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| CN103884304A true CN103884304A (en) | 2014-06-25 |
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| CN201410123726.4A Pending CN103884304A (en) | 2014-03-31 | 2014-03-31 | High-precision scanning type measuring machine with integrated double-dovetail guide rail |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680096A (en) * | 2018-07-06 | 2018-10-19 | 北方工业大学 | Azimuth scanning positioning mechanism and radar system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4630374A (en) * | 1985-01-24 | 1986-12-23 | The Warner & Swasey Company | Bridge type coordinate measuring machine |
| CN2195085Y (en) * | 1994-04-04 | 1995-04-19 | 青岛前哨精密机械公司 | Enclosed frame moving gantry for high precision three-coordinates measuring machine |
| CN200947024Y (en) * | 2006-09-16 | 2007-09-12 | 青岛佛迪精密仪器设备有限公司 | High precision movable bridge three-coordinate measuring device |
| CN201373733Y (en) * | 2009-03-02 | 2009-12-30 | 广东万濠精密仪器股份有限公司 | High-precision cantilever arm type measuring device |
| CN201983775U (en) * | 2011-03-22 | 2011-09-21 | 青岛麦科三维测量设备有限公司 | Granite guide rail device and three-coordinate measuring machine |
| CN203881316U (en) * | 2014-03-31 | 2014-10-15 | 青岛麦科三维测量设备有限公司 | High-accuracy overall double dovetail guide rail scanning type measuring machine |
-
2014
- 2014-03-31 CN CN201410123726.4A patent/CN103884304A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4630374A (en) * | 1985-01-24 | 1986-12-23 | The Warner & Swasey Company | Bridge type coordinate measuring machine |
| CN2195085Y (en) * | 1994-04-04 | 1995-04-19 | 青岛前哨精密机械公司 | Enclosed frame moving gantry for high precision three-coordinates measuring machine |
| CN200947024Y (en) * | 2006-09-16 | 2007-09-12 | 青岛佛迪精密仪器设备有限公司 | High precision movable bridge three-coordinate measuring device |
| CN201373733Y (en) * | 2009-03-02 | 2009-12-30 | 广东万濠精密仪器股份有限公司 | High-precision cantilever arm type measuring device |
| CN201983775U (en) * | 2011-03-22 | 2011-09-21 | 青岛麦科三维测量设备有限公司 | Granite guide rail device and three-coordinate measuring machine |
| CN203881316U (en) * | 2014-03-31 | 2014-10-15 | 青岛麦科三维测量设备有限公司 | High-accuracy overall double dovetail guide rail scanning type measuring machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680096A (en) * | 2018-07-06 | 2018-10-19 | 北方工业大学 | Azimuth scanning positioning mechanism and radar system |
| CN108680096B (en) * | 2018-07-06 | 2023-12-19 | 北方工业大学 | Direction scanning positioning mechanism and radar system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: 266100, No. nine, No. 320 East water road, Licang District, Shandong, Qingdao Applicant after: QINGDAO MAIKE THREE-DIMENSIONAL MEASUREMENT AND CONTROL TECHNOLOGY CO., LTD. Address before: 266100, No. nine, No. 320 East water road, Licang District, Shandong, Qingdao Applicant before: QINGDAO METRO-3D TECHNOLOGY CO., LTD. |
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| COR | Change of bibliographic data | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140625 |
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| RJ01 | Rejection of invention patent application after publication |