CN108168450A - A kind of precision rotating body diameter of part automatic measuring instrument - Google Patents
A kind of precision rotating body diameter of part automatic measuring instrument Download PDFInfo
- Publication number
- CN108168450A CN108168450A CN201810246561.8A CN201810246561A CN108168450A CN 108168450 A CN108168450 A CN 108168450A CN 201810246561 A CN201810246561 A CN 201810246561A CN 108168450 A CN108168450 A CN 108168450A
- Authority
- CN
- China
- Prior art keywords
- laser
- optoelectronic switch
- laser scanning
- rack
- rotating body
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of precision rotating body diameter of part automatic measuring instruments, including rack, elevating mechanism and its driving device are provided in the rack, below the elevating mechanism optoelectronic switch and laser scanning caliper are fixedly installed in same level, the clamping device for placing part to be measured vertically is additionally provided in the rack, the moving range of the optoelectronic switch and laser scanning caliper in the vertical direction is more than the height placed vertically of part, and the driving device, optoelectronic switch and laser scanning caliper are all connected with control device；The measuring instrument uses contactless measurement, does not generate any damage to piece surface, by controlling stepper motor, instrument can control to carry out automatic measurement, reduce the trouble that manual measurement is brought.
Description
Technical field
The present invention relates to electronic technology fields, and in particular to a kind of precision rotating body diameter of part automatic measuring instrument.
Background technology
At present, when mechanical processing, some irregular revolving body machine components can be measured, used at present
Method be essentially contact type measurement, largely use or traditional manual measurement, contact type measurement can be easily destroyed zero
Part surface forms scratch, influences the quality of part；Meanwhile using manually measuring, efficiency is low, and measurement accuracy is limited, due to
It is big to measure difficulty for the scrambling of part.
Current non-contact measurement, it is most of using pattern displacement measuring method, use this method, though precision compared with
Height, but it is of high cost, and use environment requirement is high.
Invention content
It is an object of the invention to：A kind of precision rotating body diameter of part automatic measuring instrument is provided, is solved using contact
Formula measures difficulty when measuring the diameter of irregular rotary part big and high using the requirement of pattern displacement mensuration use environment
The technical issues of.
The technical solution adopted by the present invention is as follows：
A kind of precision rotating body diameter of part automatic measuring instrument, including rack, be provided in the rack elevating mechanism and
Its driving device is fixedly installed optoelectronic switch and laser scanning caliper, institute below the elevating mechanism in same level
The clamping device for being additionally provided in rack and placing part to be measured vertically, the optoelectronic switch and laser scanning caliper are stated perpendicular
The upward moving range of Nogata is more than the height placed vertically of part, and the driving device, optoelectronic switch and laser scanning are surveyed
Diameter instrument is all connected with control device.
Further, the elevating mechanism includes standing screw, and the standing screw epimere is equipped with fixing nut,
The standing screw hypomere is equipped with traveling nut, and the traveling nut is fixedly connected with a slide block, and is set in the rack
There is guide rail, the sliding block slides on the guide rail, and optoelectronic switch and laser scanning caliper are fixedly connected on the sliding block.
Further, the driving device of the elevating mechanism is stepper motor.
Further, the laser scanning caliper includes Laser emission end and laser pick-off end, the Laser emission end
It is oppositely arranged with laser pick-off end, the part to be measured is arranged between Laser emission end and laser pick-off end.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1. the measuring instrument uses contactless measurement, any damage is not generated to piece surface, by controlling stepping
Motor can control instrument to carry out automatic measurement, reduce the trouble that manual measurement is brought.
2. the mode that the elevating mechanism is driven using differential screw, screw rod respectively with traveling nut and fixing nut group
Into two screw pairs, fixing nut is immovable, and traveling nut cannot rotate and can only do lifting fortune on guide rail with movable slider
Dynamic, screw rod often rotates 1 circle, difference of the practical displacement distance of traveling nut for two sections of lead of screw thread, when screw pitch selection is appropriate and screw pitch
When difference is smaller, the minute movement on vertical direction is can be realized as by traveling nut, realizes that difficulty is small, positioning accuracy is high.
3. using laser scanning caliper, do not need to abide by abbe's principle, it is convenient to measure.
4. control device control stepper motor drives elevating mechanism to move downward, make optoelectronic switch downward in the vertical direction
Mobile, when optoelectronic switch light beam is just moved to workpiece top, light beam is blocked, and signal is transmitted to control dress by optoelectronic switch
It puts, control device continues to move down according to measurement demand (such as measuring from the diameter at the 3mm of end face), control stepper motor,
It reaches and stops movement, and laser scanning caliper is controlled to measure after measuring position；High certainty of measurement.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the overall structure figure of the present invention；
Reference numeral：1- racks, 2- stepper motors, 3- screw rods, 4- fixing nuts, 5- traveling nuts, 6- guide rails, 7- are slided
Block, 8- Laser emissions end, 9- laser pick-ofves end, 10- optoelectronic switches, 11- linking arms, 12- parts to be measured, 13- clamping devices.
Specific embodiment
All features or disclosed all methods disclosed in this specification or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It elaborates with reference to Fig. 1, Fig. 2 to the present invention.
Including rack 1, elevating mechanism is provided in the rack 1 for a kind of precision rotating body diameter of part automatic measuring instrument
And its driving device, optoelectronic switch 10 is fixedly installed in same level below the elevating mechanism and laser scanning is calibrated
Instrument is additionally provided with the clamping device 13 for placing part 12 to be measured vertically in the rack 1, and the optoelectronic switch 10 and laser are swept
Retouch the height placed vertically that the moving range of caliper in the vertical direction is more than part, the driving device, optoelectronic switch
10 and laser scanning caliper be all connected with control device.
The elevating mechanism includes standing screw 3, and 3 epimere of standing screw is equipped with fixing nut 4, described solid
Determine 3 hypomere of screw rod and be equipped with traveling nut 5, the traveling nut 5 is fixedly connected with sliding block 7, is provided in the rack 1
Guide rail 6, the sliding block 7 slide on the guide rail 6, are fixedly connected with optoelectronic switch 10 on the sliding block 7 and laser scanning is calibrated
Instrument.
The driving device of the elevating mechanism is stepper motor 2.
The laser scanning caliper includes Laser emission end 8 and laser pick-off end 9, the Laser emission end 8 and laser
Receiving terminal 9 is oppositely arranged, and the part 12 to be measured is arranged between Laser emission end 8 and laser pick-off end 9.
Specific embodiment 1
A kind of precision rotating body diameter of part automatic measuring instrument, including rack 1, rack 1 include horizontal positioned engine base and
On the support structure, driving mechanism uses stepper motor 2 for the support construction placed vertically, elevating mechanism and its driving device setting
Driving；Below the elevating mechanism optoelectronic switch 10 and laser scanning caliper, the machine are fixedly installed in same level
The clamping device for placing part 12 to be measured vertically, the optoelectronic switch 10 and laser scanning caliper are additionally provided on seat perpendicular
The upward moving range of Nogata is more than the height placed vertically of part, the driving device, optoelectronic switch 10 and laser scanning
Caliper is all connected with control device.
The most important two parts of the instrument --- positioning and measurement, positioning mainly use lifting gear (differential screw transmission)
Coordinate with optoelectronic switch 10, screw rod 3 is driven to rotate by stepper motor 2, screw rod 3 drives movable nut to move, so as to movable slider 7
It is moved on guide rail 6, optoelectronic switch 10 and laser scanning caliper is made to reach the position specified, to complete to position；It measures and uses
Be laser scanning caliper, this method is non-cpntact measurement, and measurement accuracy is very high.Whole instrument size for 300mm ×
260mm × 340mm belongs to small-sized measuring instrument.Part 12 to be measured is vertical display, so the entire moving component of instrument
The direction of motion is also vertical.
Specific embodiment 2
The elevating mechanism includes standing screw 3, and 3 epimere of standing screw is equipped with fixing nut 4, fixed spiral shell
Mother 4 is fixed in rack 1, and 3 hypomere of standing screw is equipped with traveling nut 5, the traveling nut 5 and sliding block
7 are fixedly connected, and guide rail 6 is provided in the rack 1, and the sliding block 7 slides on the guide rail 6, fixed on the sliding block 7 to connect
Connect optoelectronic switch 10 and laser scanning caliper；The laser scanning caliper includes Laser emission end 8 and laser pick-off end 9,
The Laser emission end 8 and laser pick-off end 9 are oppositely arranged by linking arm 11, and the part 12 to be measured is arranged on Laser emission
Between end 8 and laser pick-off end 9.
Specific embodiment 3
Since the section of tested part is circle, clamping device uses circular grain-clamping table, part 12 to be measured is put
Enter grain-clamping table, adjusting nut is provided on grain-clamping table, for part 12 to be measured to be fixed.
The present invention operation principle be：
According to the length of workpiece, part will be measured and move to corresponding height (this need to highly be more than Workpiece length)；It clamps
After workpiece, control device control stepper motor makes optoelectronic switch be moved down in vertical direction, when optoelectronic switch light beam just moves
When moving tested part top, light beam is blocked, and optoelectronic switch sends the signal to control device, and control device is according to measurement need
It asks (such as measuring from the diameter at the 3mm of end face), control stepper motor continues to move down, and reaches and stops moving after measuring position
It is dynamic, since the light beam that laser scanning caliper and optoelectronic switch are sent out is needed in same level, so the level stopped now
Face is the working face of laser scanning caliper, so as to measure the size of the diameter on fixed position.
Claims (4)
1. a kind of precision rotating body diameter of part automatic measuring instrument, including rack (1), it is characterised in that：It is set on the rack (1)
Be equipped with elevating mechanism and its driving device, be fixedly installed in same level below the elevating mechanism optoelectronic switch (10) and
Laser scanning caliper is additionally provided with the clamping device (13) for placing part to be measured (12) vertically, the light on the rack (1)
The moving range of electric switch (10) and laser scanning caliper in the vertical direction is more than the height placed vertically of part, institute
It states driving device, optoelectronic switch (10) and laser scanning caliper and is all connected with control device.
2. a kind of precision rotating body diameter of part automatic measuring instrument according to claim 1, it is characterised in that：The lifting
Mechanism includes standing screw (3), and standing screw (3) epimere is equipped with fixing nut (4), the standing screw (3)
Hypomere is equipped with traveling nut (5), and the traveling nut (5) is fixedly connected with sliding block (7), is set on the rack (1)
Have guide rail (6), the sliding block (7) is slided on the guide rail (6), be fixedly connected on the sliding block (7) optoelectronic switch (10) and
Laser scanning caliper.
3. a kind of precision rotating body diameter of part automatic measuring instrument according to claim 1, it is characterised in that：The lifting
The driving device of mechanism is stepper motor (2).
4. a kind of precision rotating body diameter of part automatic measuring instrument according to claim 1, it is characterised in that：The laser
It scans caliper and includes Laser emission end (8) and laser pick-off end (9), the Laser emission end (8) and laser pick-off end (9) phase
To setting, the part (12) to be measured is arranged between Laser emission end (8) and laser pick-off end (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810246561.8A CN108168450A (en) | 2018-03-23 | 2018-03-23 | A kind of precision rotating body diameter of part automatic measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810246561.8A CN108168450A (en) | 2018-03-23 | 2018-03-23 | A kind of precision rotating body diameter of part automatic measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108168450A true CN108168450A (en) | 2018-06-15 |
Family
ID=62511270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810246561.8A Withdrawn CN108168450A (en) | 2018-03-23 | 2018-03-23 | A kind of precision rotating body diameter of part automatic measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108168450A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211124A (en) * | 2018-10-31 | 2019-01-15 | 浙江德清龙立红旗制药机械有限公司 | Die size laser detection mechanism |
| CN109211471A (en) * | 2018-11-07 | 2019-01-15 | 山东省科学院自动化研究所 | A kind of grinding wheel mass balance detection device and detection method |
| CN109211123A (en) * | 2018-10-31 | 2019-01-15 | 浙江德清龙立红旗制药机械有限公司 | Punch die laser detection machine |
| CN109405754A (en) * | 2018-12-05 | 2019-03-01 | 青海中利光纤技术有限公司 | Preform diameter measuring device |
-
2018
- 2018-03-23 CN CN201810246561.8A patent/CN108168450A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211124A (en) * | 2018-10-31 | 2019-01-15 | 浙江德清龙立红旗制药机械有限公司 | Die size laser detection mechanism |
| CN109211123A (en) * | 2018-10-31 | 2019-01-15 | 浙江德清龙立红旗制药机械有限公司 | Punch die laser detection machine |
| CN109211124B (en) * | 2018-10-31 | 2023-11-21 | 浙江德清龙立红旗制药机械有限公司 | Laser detection mechanism for die size |
| CN109211123B (en) * | 2018-10-31 | 2024-07-02 | 浙江德清龙立红旗制药机械有限公司 | Stamping die laser detection machine |
| CN109211471A (en) * | 2018-11-07 | 2019-01-15 | 山东省科学院自动化研究所 | A kind of grinding wheel mass balance detection device and detection method |
| CN109211471B (en) * | 2018-11-07 | 2023-11-28 | 山东省科学院自动化研究所 | Device and method for detecting mass balance of grinding wheel |
| CN109405754A (en) * | 2018-12-05 | 2019-03-01 | 青海中利光纤技术有限公司 | Preform diameter measuring device |
| CN109405754B (en) * | 2018-12-05 | 2024-04-30 | 青海中利光纤技术有限公司 | Optical fiber preform diameter measuring device |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180615 |
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| WW01 | Invention patent application withdrawn after publication |