CN203706494U - Precision linear displacement testbed - Google Patents
Precision linear displacement testbed Download PDFInfo
- Publication number
- CN203706494U CN203706494U CN201320876785.XU CN201320876785U CN203706494U CN 203706494 U CN203706494 U CN 203706494U CN 201320876785 U CN201320876785 U CN 201320876785U CN 203706494 U CN203706494 U CN 203706494U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- motor
- moving guide
- linear displacement
- grating scale
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Linear Motors (AREA)
Abstract
The utility model discloses a precision linear displacement testbed characterized in that a motor is provided with a movable clamp; the motor is arranged on a movable guide rail positioned on a movable push cart; a top of the movable guide rail is provided with a fixed clamp used for clamping and fixing a sleeve rod of a displacement sensor; a measuring rod is arranged in the sleeve rod; a bottom end of the measuring rod is connected with the movable clamp; the displacement sensor is electrically connected with a main machine; the advantages are that the concept is novel, and the structure is simple and reasonable; a linear motor is provided with a coder and a driver so as to form an enclosed ring; a raster ruler and a PAMC motion control card form an enclosed ring, thereby ensuring precision of the testbed; the device is safe and reliable, linear displacement is accurate, and data is high in accuracy.
Description
Technical field
The utility model belongs to the utility appliance of detection, relates in particular to a kind of precision linear displacement testing table.
Background technology
Straight-line displacement testing table has the features such as compact conformation, volume is little, running is convenient, experimental project is many, means of testing is advanced, both can, for teaching demonstration, also can be used as dynamic test research.The straight-line displacement testing table using is at present made up of mobile handcart, motor, moving guide rail, fixture and displacement transducer.The defect existing is that out of true is measured in straight-line displacement, large on test figure impact.
Utility model content
In order to overcome the defect of prior art, the purpose of this utility model is to provide a kind of precision linear displacement examination
Test platform, straight-line displacement is accurate, improves data accuracy.
Precision linear displacement testing table, comprise mobile handcart, motor, moving guide rail and displacement transducer, on motor described in being characterized in, establish floating holder, motor is arranged on moving guide rail, and moving guide rail is arranged on mobile handcart, and stationary fixture is established in moving guide rail upper end, stationary fixture grips the loop bar of displacement transducer, measuring staff is placed in loop bar, and measuring staff lower end connects floating holder, displacement transducer and main frame electrical connection.
The utility model further improves, and also comprises that grating scale, grating scale are fixed on mobile handcart, be arranged in parallel with moving guide rail, and motor is sleeved on grating scale, and the PAMC motion control card of grating scale and main frame forms closed loop, improves traverse measurement precision.
The utility model further improves, and also comprises flexible jig, and the loop bar of displacement transducer is realized and being moved up and down, and meets different testing requirementss.
Compared with prior art, advantage is novel, simple and reasonable for structure; Linear electric motors carry scrambler and driver forms closed loop, then form closed loop by grating scale and PAMC motion control card, the precision of warranty test platform, and this equipment safety is reliable, and straight-line displacement is accurate, and data accuracy is high.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is illustrated further.
Fig. 1 is precision linear displacement test platform structure schematic diagram.
In figure: 1-flexible jig, 2-grating scale, 3-motor, 4-mobile handcart, 5-loop bar, 6-stationary fixture, 7-moving guide rail, 8-displacement transducer, 9-floating holder, 10-measuring staff, 11-main frame.
Embodiment
Below in conjunction with embodiment, the utility model is further described.
As seen from Figure 1, precision linear displacement testing table, comprise mobile handcart 4, motor 3, moving guide rail 7 and displacement transducer 8, establish floating holder 9 on described motor, motor is arranged on moving guide rail, moving guide rail is arranged on mobile handcart, stationary fixture 6 is established in moving guide rail upper end, and stationary fixture grips the loop bar 5 of displacement transducer, and measuring staff 10 is placed in loop bar, measuring staff lower end connects floating holder, and displacement transducer and main frame 11 are electrically connected.
Also comprise grating scale 2, grating scale is fixed on mobile handcart 4, be arranged in parallel with moving guide rail 7, and motor 3 is sleeved on grating scale, and the PAMC motion control card of grating scale and main frame 11 forms closed loop, improves traverse measurement precision.
Also comprise flexible jig 1, the loop bar 5 of displacement transducer 8 is realized and being moved up and down, and meets different testing requirementss.
Claims (3)
1. precision linear displacement testing table, comprise mobile handcart (4), motor (3), moving guide rail (7) and displacement transducer (8), it is characterized in that, on described motor, establish floating holder (9), motor is arranged on moving guide rail, moving guide rail is arranged on mobile handcart, stationary fixture (6) is established in moving guide rail upper end, stationary fixture grips the loop bar (5) of displacement transducer, measuring staff (10) is placed in loop bar, measuring staff lower end connects floating holder, displacement transducer and main frame (11) electrical connection.
2. precision linear displacement testing table according to claim 1, it is characterized in that, also comprise grating scale (2), grating scale is fixed on mobile handcart (4), be arranged in parallel with moving guide rail (7), motor (3) is sleeved on grating scale, and the PAMC motion control card of grating scale and main frame (11) forms closed loop.
3. precision linear displacement testing table according to claim 1, is characterized in that, also comprises flexible jig (1), and the loop bar (5) of displacement transducer (8) is realized and being moved up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320876785.XU CN203706494U (en) | 2013-12-27 | 2013-12-27 | Precision linear displacement testbed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320876785.XU CN203706494U (en) | 2013-12-27 | 2013-12-27 | Precision linear displacement testbed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203706494U true CN203706494U (en) | 2014-07-09 |
Family
ID=51056898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320876785.XU Expired - Fee Related CN203706494U (en) | 2013-12-27 | 2013-12-27 | Precision linear displacement testbed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203706494U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374355A (en) * | 2014-11-29 | 2015-02-25 | 江西洪都航空工业集团有限责任公司 | Device and method for measuring displacement of driver control gear |
-
2013
- 2013-12-27 CN CN201320876785.XU patent/CN203706494U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374355A (en) * | 2014-11-29 | 2015-02-25 | 江西洪都航空工业集团有限责任公司 | Device and method for measuring displacement of driver control gear |
| CN104374355B (en) * | 2014-11-29 | 2017-03-22 | 江西洪都航空工业集团有限责任公司 | Device and method for measuring displacement of driver control gear |
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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: 20140709 Termination date: 20141227 |
|
| EXPY | Termination of patent right or utility model |