CN203464915U - Coordinate measuring machine - Google Patents
Coordinate measuring machine Download PDFInfo
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- CN203464915U CN203464915U CN201320474796.5U CN201320474796U CN203464915U CN 203464915 U CN203464915 U CN 203464915U CN 201320474796 U CN201320474796 U CN 201320474796U CN 203464915 U CN203464915 U CN 203464915U
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- main shaft
- coordinate
- crossbeam
- moves
- measuring machine
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- 238000005259 measurement Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 10
- 230000002706 hydrostatic effect Effects 0.000 claims description 3
- 206010017389 Frotteurism Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a coordinate measuring machine, which comprises a workbench, an X-direction cross beam, a Y-direction guide rail and a Z-direction main shaft, wherein one end of the X-direction cross beam is slidably connected with the workbench, the other end of the X-direction cross beam is connected with the Y-direction guide rail through a dovetail groove structure, the Y-direction guide rail is arranged on the workbench, the Z-direction main shaft is internally provided with a measuring arm, the measuring arm is provided with a measuring head, the Z-direction main shaft is slidably connected with the X-direction cross beam, and the measuring arm moves vertically in the Z-direction main shaft. According to the utility model, the Y-direction guide rail of the coordinate measuring machine is connected with the X-direction cross beam through the dovetail groove structure, and the dovetail groove structure can improve the moving stability of the measuring head in the Y-direction, thereby improving the measurement precision of the coordinate measuring machine.
Description
Technical field
The utility model relates to a kind of measurement mechanism, particularly a kind of three coordinate measuring machine.
Background technology
Three-coordinates measuring machine is surveying instrument conventional in industrial and mining enterprises and scientific research institution, and it can measure the accessory size parameter that some common survey instruments cannot record quickly and easily; But Y-direction guide rail is used straight line rail conventionally in existing three coordinate measuring machine, cause three coordinate measuring machine poor at the moving stability of Y-direction, thereby cause measuring accuracy not high.
Utility model content
The purpose of this utility model is to provide a kind of three coordinate measuring machine, to solve the problems of the technologies described above.
According to an aspect of the present utility model, a kind of three coordinate measuring machine is provided, comprise worktable, X-direction crossbeam, Y-direction guide rail and Z-direction main shaft.
One end and the worktable of X-direction crossbeam are slidably connected, and the other end of X-direction crossbeam is connected with Y-direction guide rail by oat tail groove structure.
Y-direction guide rail is located on worktable.
In Z-direction main shaft, be provided with gage beam, gage beam is provided with measuring head, and Z-direction main shaft and X-direction crossbeam are slidably connected, and gage beam vertically moves in Z-direction main shaft.
In the utility model, the Y-direction guide rail of three coordinate measuring machine is connected with X-direction crossbeam by oat tail groove structure, and oat tail groove structure can improve the stability that measuring head moves in Y-direction, thereby improves the measuring accuracy of three coordinate measuring machine.
In some embodiments, can also also comprise drive system, Measurement and Control System and computer system.X-direction crossbeam carries out Y-direction along Y-direction guide rail and moves under the driving of drive system, Z-direction main shaft carries out X-direction along X-direction crossbeam and moves under the driving of drive system, gage beam moves along Z-direction under the driving of drive system in Z-direction main shaft, the coordinate signal that Measurement and Control System sends while receiving measuring head contact workpiece, gather measuring head with respect to the coordinate figure that initial point is set, the coordinate figure collecting is sent to computer system, computer system receives and processes the coordinate figure signal that Measurement and Control System sends, and computer system transmits control signal to drive system.Thus, by X-direction crossbeam, Y-direction guide rail, Z-direction main shaft and gage beam, change the contact point of measuring head and tested part, the coordinate signal that Measurement and Control System sends while receiving measuring head contact workpiece, gather measuring head with respect to the coordinate figure that initial point is set on worktable, send to computer system analysis to process the coordinate figure collecting, computer system matching forms measures element, as circle, ball, cylinder, circular cone, curved surface etc., the method for process mathematical computations draws its shape, position of related features and other geometric sense data.
In some embodiments, measuring head can be Renishaw chaining pin.Thus, can realize high-precision measurement.
In some embodiments, X-direction crossbeam and Y-direction guide rail all can adopt hydrostatic slideway.Thus, can make between guide pass in neat liquid Frotteurism, reduce friction and wear, increase the service life.
In some embodiments, on Z-direction main shaft, can be provided with manual drives gage beam carries out the Z-direction that Z direction moves and moves knob.Thus, by Z-direction, move knob and can realize manual adjustments gage beam along the movement of Z direction.
In some embodiments, on X-direction crossbeam, can be provided with manual drives X-direction crossbeam carries out the Y-direction that Y-direction moves and moves knob.Thus, by Y-direction, move knob and can realize manual adjustments X-direction crossbeam along the movement of Y-direction.
In some embodiments, on Z-direction main shaft, can be provided with manual drives Z-direction main shaft carries out the X-direction that directions X moves and moves knob.Thus, by X-direction, move knob and can realize manual adjustments Z-direction main shaft along the movement of directions X.
Accompanying drawing explanation
Fig. 1 is the perspective view of the three coordinate measuring machine of a kind of embodiment of the utility model;
Fig. 2 is the connection diagram of X crossbeam and Y-direction guide rail in the three coordinate measuring machine shown in Fig. 1;
Fig. 3 is the electrical connection schematic diagram of the three coordinate measuring machine shown in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 and Fig. 2 have schematically shown wherein a kind of structure of three coordinate measuring machine of embodiment of the utility model.
As depicted in figs. 1 and 2, a kind of three coordinate measuring machine, comprises worktable 1, X-direction crossbeam 2, Y-direction guide rail 3 and Z-direction main shaft 4.In addition, three coordinate measuring machine can also comprise that drive system, Measurement and Control System and computer system 5, Z-direction move that knob 43, Y-direction move knob 21, X-direction moves knob 44, support column 6 and underframe 7.
The other end of X-direction crossbeam 2 is socketed on Y-direction guide rail 3.
Y-direction guide rail 3 is made by grouan, two of Y-direction guide rail 3 are supported 31 and are fixed on worktable 1, the bottom of the crossbeam 32 of Y-direction guide rail 3 is connected (as shown in Figure 2) by oat tail groove structure with X-direction crossbeam 2, oat tail groove structure can improve the stability that Z-direction main shaft 4 moves in Y-direction, thereby improves the measuring accuracy of three coordinate measuring machine.
Z-direction main shaft 4 is made by grouan, and gage beam 41 is arranged in Z-direction main shaft 4, and gage beam 41 can move along Z-direction under the driving of drive system.
Z-direction main shaft 4 can carry out the movement of directions X along X-direction crossbeam 2 under the driving of drive system.
Measuring head 42 is fixed on the bottom of gage beam 41, and measuring head 42 is Renishaw chaining pins, thereby realizes high-precision measurement.During measuring head 42 contact workpiece, can send and adopt a signal, measuring head 42 sends to Measurement and Control System adopting a signal.
Drive system comprises that Y-direction moves drive system, X-direction moves drive system and Z-direction moves drive system.Y-direction moves drive system and is arranged on Y-direction guide rail 3 inside, and Y-direction moves drive systems X-direction crossbeam 2 and carries out Y-direction and move; X-direction moves drive system and is arranged on X-direction crossbeam 2 inside, and X-direction moves drive systems Z-direction main shaft 4 and carries out X-direction and move; Z-direction moves drive system and is arranged on Z-direction main shaft 4 inside, and Z-direction moves drive systems gage beam 41 and carries out Z-direction and move.
In the present embodiment, drive system adopts DC servo motor and tooth belt driver to realize.In other embodiments, drive system also can adopt the gearings such as common electric machine and screw mandrel to realize.
Measurement and Control System adopts duplex computer three coordinate dedicated control systems, and Measurement and Control System is embedded in computer system 5.
The coordinate signal that Measurement and Control System sends while receiving measuring head 42 contact workpiece, gathers measuring head 42 with respect to the coordinate figure of initial point is set on worktable 1, and the coordinate figure collecting is sent to computer system 5.
3D-DMIS Survey Software is installed in computer system 5,3D-DMIS Survey Software completes the analyzing and processing to coordinate figure, matching forms measures element, and as circle, ball, cylinder, circular cone, curved surface etc., the method for process mathematical computations draws its shape, position of related features and other geometric sense data.
Z-direction is installed on Z-direction main shaft 4 and moves knob 43.By knob Z-direction, move knob 43, gage beam 41 can move along Z direction, can manual drives gage beam 41 carries out Z direction and moves.
Y-direction is installed on X-direction crossbeam 2 and moves knob 21.By knob Y-direction, move knob 21, X-direction crossbeam can move along Y-direction, can manual drives X-direction crossbeam 2 carries out Y-direction and moves.
X-direction is installed on Z-direction main shaft 4 and moves knob 44.By knob X-direction, move knob 44, Z-direction main shaft (being gage beam 41 and measuring head 42) can move along directions X, can manual drives Z-direction main shaft 4 carries out directions X and moves.
Fig. 3 has schematically shown the electrical connection principle of the three coordinate measuring machine shown in Fig. 1.
As shown in Figure 3.During measuring head 42 contact workpiece, send and adopt a signal, measuring head 42 sends to Measurement and Control System adopting a signal, the coordinate signal that Measurement and Control System sends while receiving measuring head 42 contact workpiece, gather measuring head 42 with respect to the coordinate figure of initial point is set on worktable 1, the coordinate figure collecting is sent to computer system 5, computer system 5 completes the analyzing and processing to coordinate figure, matching forms measures element, as circle, ball, cylinder, circular cone, curved surface etc., the method for process mathematical computations draws its shape, position of related features and other geometric sense data.Meanwhile, computer system 5 transmits control signal to drive system, thereby control survey 42 is moved along directions X, Y-direction and Z direction.
By the Survey Software in computer system 5, be that measuring head 42 arranges true origin, the coordinate that is measuring head 42 makes zero, tested part is placed on workbench 1, by X-direction, move knob 44, Y-direction moves knob 21 and Z-direction and moves knob 43 traverse measurements 42 (also can carry out traverse measurement 42 by computer system 5 control-driven systems), constantly change the contact point of measuring head 42 and tested part, Survey Software obtains the coordinate of some tested part surface points, process by analysis the shape that obtains tested part, position of related features and other geometric sense data, thereby complete the measurement to tested part related data.
Above-described is only a kind of embodiment of the present utility model.For the person of ordinary skill of the art, not departing under the prerequisite of the utility model creation design, can also make at least one distortion and improvement, these all belong to protection domain of the present utility model.
Claims (7)
1. three coordinate measuring machine, is characterized in that, comprises worktable (1), X-direction crossbeam (2), Y-direction guide rail (3) and Z-direction main shaft (4),
One end of described X-direction crossbeam (2) and described worktable (1) are slidably connected, and the other end of described X-direction crossbeam (2) is connected with Y-direction guide rail (3) by oat tail groove structure,
It is upper that described Y-direction guide rail (3) is located at described worktable (1),
In described Z-direction main shaft (4), be provided with gage beam (41), described gage beam (41) is provided with measuring head (42), described Z-direction main shaft (4) is slidably connected with described X-direction crossbeam (2), and described gage beam (41) vertically moves in described Z-direction main shaft (4).
2. three coordinate measuring machine according to claim 1, is characterized in that, also comprises drive system, Measurement and Control System and computer system (5),
Described X-direction crossbeam (2) is mobile along Y-direction guide rail (3) under the driving of described drive system,
Described Z-direction main shaft (4) carries out X-direction along X-direction crossbeam (2) and moves under the driving of described drive system, and described gage beam (41) moves along Z-direction under the driving of described drive system in described Z-direction main shaft (4),
The coordinate signal that described Measurement and Control System sends while receiving described measuring head (42) contact workpiece, gathers measuring head (42) with respect to the coordinate figure that initial point is set, and the coordinate figure collecting is sent to described computer system (5),
Described computer system (5) receives and processes the coordinate figure signal that described Measurement and Control System sends, and described computer system (5) transmits control signal to described drive system.
3. three coordinate measuring machine according to claim 2, is characterized in that, described measuring head (42) is Renishaw chaining pin.
4. three coordinate measuring machine according to claim 3, is characterized in that, described X-direction crossbeam (2) and Y-direction guide rail (3) all adopt hydrostatic slideway.
5. according to the three coordinate measuring machine described in arbitrary claim in claim 1～4, it is characterized in that, described Z-direction main shaft (4) is provided with manual drives gage beam (41) to carry out the Z-direction that Z direction moves and moves knob (43).
6. three coordinate measuring machine according to claim 5, is characterized in that, described X-direction crossbeam (2) is provided with manual drives X-direction crossbeam (2) to carry out the Y-direction that Y-direction moves and move knob (21).
7. three coordinate measuring machine according to claim 6, is characterized in that, described Z-direction main shaft (4) is provided with manual drives Z-direction main shaft (4) to carry out the X-direction that directions X moves and move knob (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320474796.5U CN203464915U (en) | 2013-08-05 | 2013-08-05 | Coordinate measuring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320474796.5U CN203464915U (en) | 2013-08-05 | 2013-08-05 | Coordinate measuring machine |
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| Publication Number | Publication Date |
|---|---|
| CN203464915U true CN203464915U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320474796.5U Expired - Fee Related CN203464915U (en) | 2013-08-05 | 2013-08-05 | Coordinate measuring machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588699A (en) * | 2015-01-06 | 2015-05-06 | 池州共康汽车零部件有限公司 | On-line detection device for turning |
| CN105928720A (en) * | 2015-08-12 | 2016-09-07 | 齐齐哈尔四达铁路设备有限责任公司 | Railway wagon side bearing cross beam detection device |
| CN107583972A (en) * | 2017-09-21 | 2018-01-16 | 庄亮 | Shift fork deforms Intelligent Measurement and apparatus for correcting |
| CN109323673A (en) * | 2018-10-26 | 2019-02-12 | 河南朗博校准检测有限公司 | A kind of combined three-coordinate measuring instrument |
-
2013
- 2013-08-05 CN CN201320474796.5U patent/CN203464915U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588699A (en) * | 2015-01-06 | 2015-05-06 | 池州共康汽车零部件有限公司 | On-line detection device for turning |
| CN105928720A (en) * | 2015-08-12 | 2016-09-07 | 齐齐哈尔四达铁路设备有限责任公司 | Railway wagon side bearing cross beam detection device |
| CN107583972A (en) * | 2017-09-21 | 2018-01-16 | 庄亮 | Shift fork deforms Intelligent Measurement and apparatus for correcting |
| CN109323673A (en) * | 2018-10-26 | 2019-02-12 | 河南朗博校准检测有限公司 | A kind of combined three-coordinate measuring instrument |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Horizontal arm type three-coordinate measuring machine Effective date of registration: 20181207 Granted publication date: 20140305 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: DONGGUAN CITY CELIANG MEASURING EQUIPMENT Co.,Ltd. Registration number: 2018440000356 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 |
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| CF01 | Termination of patent right due to non-payment of annual fee |