CN107152907A - The measurement apparatus and method of a kind of shaft-like workpiece - Google Patents
The measurement apparatus and method of a kind of shaft-like workpiece Download PDFInfo
- Publication number
- CN107152907A CN107152907A CN201710399625.3A CN201710399625A CN107152907A CN 107152907 A CN107152907 A CN 107152907A CN 201710399625 A CN201710399625 A CN 201710399625A CN 107152907 A CN107152907 A CN 107152907A
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- China
- Prior art keywords
- shaft
- workpiece
- measurement apparatus
- workbench
- fixture
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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
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/28—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/28—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures
- G01B7/282—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures for measuring roundness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses a kind of measurement apparatus of shaft-like workpiece, belong to shaft-like workpiece field of measuring technique, including workbench, driver, motor, position sensor, inductive pick-up, angular transducer, capacitance type sensor, modulated processor, PLC and PC, workbench is provided with test desk, test desk is provided with driver and column, fixture is installed on driver, rail plate is fixedly installed on column, rail plate is provided with Sliding partitions, and Sliding partitions are provided with support, motor and position sensor;A kind of measuring method of shaft-like workpiece measurement apparatus is also disclosed.Present invention utilizes the measurement means of mechanical, electrical, electric capacity and PC, the information that the measuring instrument such as sensor and code-disc is received is handled by PC, measure shaft-like workpiece circularity and deviation from cylindrical form, with precision, accurately and efficiently feature, it is to realize one of effective way of circularity and cylindricity of shaft-like workpiece and simple in construction, cost is low.
Description
Technical field
The present invention relates to a kind of measurement apparatus of workpiece and method, the measurement apparatus of more particularly to a kind of shaft-like workpiece and
Method, belongs to shaft-like workpiece field of measuring technique.
Background technology
With manufacturing progress and development, people are to measurement apparatus and the requirement more and more higher of method, more and more
Shaft-like workpiece is applied to each technical field, while the circularity and deviation from cylindrical form to shaft-like workpiece propose higher requirement,
Circularity and cylindricity measurement are the important components in delicate metering field, are played an important role in mechanical field, still, one
The survey tools that measurement error is big, precision is low such as a little traditional slide calliper rule, dial gauge, micrometers can not meet these high accuracy,
The detection requirement of high efficiency, the precision component of high reliability, due to external manufacturing technology, computer technology, sensor technology,
And the development of automatic control technology, domestic e measurement technology aspect has also obtained progress, and occurs in that many measurement apparatus
And method, at present, most of workers are using accurate measurement apparatus, such as three-coordinates measuring machine, its measurement accuracy is high, measurement
Speed is fast, but especially high to environmental requirement, it is also desirable to which worker possesses some knowwhies and operational capacity, and price also compares
It is expensive, be not suitable for promoting the use of.
The content of the invention
The main object of the present invention is to provide for the measurement apparatus and method of a kind of shaft-like workpiece, detects shaft-like workpiece
It is precision height, efficiency high, highly reliable.
The purpose of the present invention can reach by using following technical scheme:
A kind of measurement apparatus of shaft-like workpiece, including workbench, driver, motor, position sensor, inductive pick-up,
Angular transducer, capacitance type sensor, modulated processor, PLC and PC, the workbench are arranged on the ground,
Its upper surface and ground surface keeping parallelism, the upper surface of the workbench are provided with test desk, and the test desk is provided with driving
Fixture is installed, the inductive pick-up and the angular transducer are arranged on the fixture on device and column, the driver
On, rail plate is fixedly installed on the column, the rail plate is provided with Sliding partitions, and the Sliding partitions are provided with
Support, motor and position sensor, the capacitance type sensor are set on the bracket, and the modulated processor is used to receive
Signal, and signal is filtered, amplified and nursed one's health, the PLC is used to control the driver and the motor
Working condition, the PC is arranged on the workbench, receives the position sensor, the inductive pick-up, the angle
The signal of sensor and the capacitance type sensor is spent, and signal is handled, measurement data is shown.
Preferred scheme is, the modulated processor respectively with the position sensor, the angular transducer, the electric capacity
Formula sensor and PC electrical connection, the PC are electrically connected with the PLC.
In any of the above-described scheme preferably, the PLC is electrically connected with the driver and the motor respectively
Connect, the driver is electrically connected with the position sensor, the motor is electrically connected with the angular transducer.
In any of the above-described scheme preferably, the support is non-metal frame, and the workbench works for marble
Platform.
In any of the above-described scheme preferably, the test desk is fixed on the upper surface of the workbench, the measurement
The upper surface keeping parallelism of the upper surface of platform and the workbench, the fixture has one to be in contact with measured axis class workpiece bottom
Face, the upper surface of the contact surface and ground, the upper surface of the workbench, the test desk is parallel to each other.
In any of the above-described scheme preferably, the motor drive the Sliding partitions in the rail plate above and below
Mobile, the position sensor senses position of the Sliding partitions in the rail plate.
In any of the above-described scheme preferably, the inductive pick-up is used to detect tested shaft-like workpiece installed in described
On fixture, the angular transducer is arranged on the underface of the fixture, for detecting tested shaft-like workpiece in the fixture
Lower rotated angle is rotated, the fixture is vertical three-jaw electric chuck.
In any of the above-described scheme preferably, the capacitance type sensor by external electrode-, interior electrode-and medium constitute,
The interior electrode-it is tested shaft-like workpiece.
In any of the above-described scheme preferably, the position sensor is linear displacement transducer, the sensing sensing
Device is touch sensor, and the angular transducer is code-disc.
A kind of measuring method of shaft-like workpiece measurement apparatus, comprises the following steps:Shaft-like workpiece drives backspin to turn in fixture,
External electrode-moved up and down under the drive of motor, position sensor, inductive pick-up, angular transducer and capacitive sensing
Device by the feedback of the information of measurement to PC, during measurement, first with fixture by the maximum of two standards, the axle class work of the minimum limit of size
Part is clamped, and capacitance type sensor obtains two different capacitance values from two shaft-like workpieces, and shows electric capacity by PC
Value CmaxAnd Cmin, the scope of the capacitance corresponding to measured axis class Roundness of Workpiece or cylindricity tolerance is Cmin≤C≤CmaxIf,
The capacitance of tested shaft-like workpiece is not in Cmin≤C≤CmaxIn the range of, then shaft-like workpiece is unqualified;Conversely, qualified.
The advantageous effects of the present invention:According to the measurement apparatus and method of the shaft-like workpiece of the present invention, the present invention is provided
Shaft-like workpiece measurement apparatus and method, make use of the technologies such as mechanical, electrical, electric capacity and PC, including capacitance type sensor, connect
The measuring instruments such as touch sensor, linear displacement transducer and code-disc, the information received is handled by PC, measures axle
Class Roundness of Workpiece and deviation from cylindrical form, are to realize axle with accurate, accurately and efficiently feature, and simple in construction, cost is low
One of the circularity of class workpiece and the effective way of cylindricity.
Brief description of the drawings
Fig. 1 is the stereogram of a preferred embodiment of the measurement apparatus of the shaft-like workpiece according to the present invention;
Fig. 2 is the top view of a preferred embodiment of the measurement apparatus of the shaft-like workpiece according to the present invention, and the embodiment can
To be and Fig. 1 identicals embodiment or the embodiment different with Fig. 1;
Fig. 3 is the system connection figure of a preferred embodiment of the measurement apparatus of the shaft-like workpiece according to the present invention, the implementation
Example can be and Fig. 1 or Fig. 2 identicals embodiment or the embodiment different with Fig. 1 or Fig. 2.
In figure:1 it is workbench, 2 be test desk, 3 be driver, 4 be fixture, 5 be column, 6 be rail plate, 7 is living
Dynamic slide plate, 8 be support, 9 be motor, 10 be position sensor, 11 be inductive pick-up, 12 be angular transducer, 13 be electric capacity
Formula sensor, 13-1 are that tested shaft-like workpiece external electrode, 13-2 are that electrode, 14 are modulated processor, 15 in tested shaft-like workpiece
It is PC for PLC, 16.
Embodiment
To make those skilled in the art's more clear and clear and definite technical scheme, with reference to embodiment and accompanying drawing
The present invention is described in further detail, but the implementation of the present invention is not limited to this.
Embodiment 1:
As shown in Figure 1, Figure 2 and Figure 3, the measurement apparatus for a kind of shaft-like workpiece that the present embodiment is provided, including workbench 1,
Driver 3, motor 9, position sensor 10, inductive pick-up 11, angular transducer 12, capacitance type sensor 13, modulation treatment
Device 14, PLC 15 and PC 16, the workbench 1 are arranged on the ground, its upper surface and ground surface keeping parallelism,
The upper surface of the workbench 1 is provided with test desk 2, and the test desk 2 is provided with driver 3 and column 5, the driver 3
On fixture 4 is installed, the inductive pick-up 11 and the angular transducer 12 are arranged on the fixture 4, on the column 5
Rail plate 6 is fixedly installed, the rail plate 6 is provided with Sliding partitions 7, and the Sliding partitions 7 are provided with support 8, electricity
Machine 9 and position sensor 10, the capacitance type sensor 13 are arranged on the support 8, and the modulated processor 14 is used to connect
The collection of letters number, and signal is filtered, amplified and nursed one's health, the PLC 15 is used to control the driver 3 and the electricity
The working condition of machine 9, the PC 16 is arranged on the workbench 1, receives the position sensor 10, the sensing sensing
The signal of device 11, the angular transducer 12 and the capacitance type sensor 13, and signal is handled, display measurement number
According to.
Further, in the present embodiment, as shown in Figure 1, Figure 2 and Figure 3, the modulated processor 14 respectively with the position
Sensor 10, the angular transducer 12, the capacitance type sensor 13 and the PC 16 are electrically connected, the PC 16 and institute
State PLC 15 to electrically connect, the PLC 15 is electrically connected with the driver 3 and the motor 9 respectively, it is described to drive
Dynamic device 3 is electrically connected with the position sensor 10, and the motor 9 is electrically connected with the angular transducer 12.
Further, in the present embodiment, as shown in Figure 1, Figure 2 and Figure 3, the support 8 is non-metal frame, the work
Platform 1 is marble workbench, and the test desk 2 is fixed on the upper surface of the workbench 1, the upper surface of the test desk 2 with
The upper surface keeping parallelism of the workbench 1, the fixture 4 has a face being in contact with measured axis class workpiece bottom, described to connect
Contacting surface and the upper surface of ground, the upper surface of the workbench 1, the test desk 2 are parallel to each other.
Further, in the present embodiment, as shown in Figure 1, Figure 2 and Figure 3, the motor 9 drives the Sliding partitions 7 in institute
State and moved up and down in rail plate 6, the position sensor 10 senses position of the Sliding partitions 7 in the rail plate 6
Put, the inductive pick-up 11 is used to detect that tested shaft-like workpiece is arranged on the fixture 4, and the angular transducer 12 is installed
It is described for detecting the angle that tested shaft-like workpiece is rotated under the rotation of the fixture 4 in the underface of the fixture 4
Fixture 4 is vertical three-jaw electric chuck.
Further, in the present embodiment, as shown in Figure 1, Figure 2 and Figure 3, the capacitance type sensor 13 is by external electrode 13-
1st, interior electrode 13-2 and medium composition, the interior electrode 13-2 is tested shaft-like workpiece, and the position sensor 10 is straight line position
Displacement sensor, the inductive pick-up 11 is touch sensor, and the angular transducer 12 is code-disc.
In the present embodiment, a kind of measuring method of shaft-like workpiece measurement apparatus, comprises the following steps:Shaft-like workpiece is in folder
Tool 4 drive it is lower rotate, external electrode 13-1 moves up and down under the drive of motor 9, position sensor 10, inductive pick-up 11,
Angular transducer 12 and capacitance type sensor 13 to PC 16, during measurement, first mark two the feedback of the information of measurement with fixture 4
The shaft-like workpiece clamping of accurate maximum, the minimum limit of size, capacitance type sensor obtains two differences from two shaft-like workpieces
Capacitance values, and capacitance C is shown by PCmaxAnd Cmin, corresponding to measured axis class Roundness of Workpiece or cylindricity tolerance
The scope of capacitance is Cmin≤C≤CmaxIf being tested the capacitance of shaft-like workpiece not in Cmin≤C≤CmaxIn the range of, then axle
Class workpiece is unqualified;Conversely, qualified.
In summary, in the present embodiment, according to the present embodiment shaft-like workpiece measurement apparatus and method, the present embodiment
The measurement apparatus and method of the shaft-like workpiece of offer, make use of the technologies such as mechanical, electrical, electric capacity and PC, including capacitive sensing
The measuring instruments such as device, touch sensor, linear displacement transducer and code-disc, the information received is handled by PC,
Shaft-like workpiece circularity and deviation from cylindrical form are measured, with accurate, accurately and efficiently feature, and simple in construction, cost is low, is
Realize one of the circularity of shaft-like workpiece and the effective way of cylindricity.
It is described above, it is only further embodiment of the present invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art is in scope disclosed in this invention, and technique according to the invention scheme and its design add
With equivalent substitution or change, protection scope of the present invention is belonged to.
Claims (10)
1. a kind of measurement apparatus of shaft-like workpiece, it is characterised in that including workbench (1), driver (3), motor (9), position
Sensor (10), inductive pick-up (11), angular transducer (12), capacitance type sensor (13), modulated processor (14), PLC
Controller (15) and PC (16), the workbench (1) are arranged on the ground, its upper surface and ground surface keeping parallelism, institute
The upper surface for stating workbench (1) is provided with test desk (2), and the test desk (2) is provided with driver (3) and column (5), described
Fixture (4) is installed, the inductive pick-up (11) and the angular transducer (12) are arranged on the fixture on driver (3)
(4) on, rail plate (6) is fixedly installed on the column (5), the rail plate (6) is provided with Sliding partitions (7), institute
Sliding partitions (7) are stated provided with support (8), motor (9) and position sensor (10), the capacitance type sensor (13) is arranged on
On the support (8), the modulated processor (14) is used to receive signal, and signal is filtered, amplified and nursed one's health, described
PLC (15) is used for the working condition for controlling the driver (3) and the motor (9), and the PC (16) is arranged on
On the workbench (1), the position sensor (10), the inductive pick-up (11), the angular transducer (12) are received
With the signal of the capacitance type sensor (13), and signal is handled, show measurement data.
2. a kind of measurement apparatus of shaft-like workpiece according to claim 1, it is characterised in that the modulated processor (14)
Respectively with the position sensor (10), the angular transducer (12), the capacitance type sensor (13) and the PC
(16) electrically connect, the PC (16) electrically connects with the PLC (15).
3. a kind of measurement apparatus of shaft-like workpiece according to claim 1, it is characterised in that the PLC (15)
Electrically connected respectively with the driver (3) and the motor (9), the driver (3) is electrically connected with the position sensor (10)
Connect, the motor (9) electrically connects with the angular transducer (12).
4. the measurement apparatus of a kind of shaft-like workpiece according to claim 1, it is characterised in that the support (8) is non-gold
Belong to support, the workbench (1) is marble workbench.
5. the measurement apparatus of a kind of shaft-like workpiece according to claim 1, it is characterised in that the test desk (2) is fixed
Upper surface in the workbench (1), the upper surface of the test desk (2) and the upper surface keeping parallelism of the workbench (1),
The fixture (4) has a face being in contact with measured axis class workpiece bottom, the contact surface and ground, the workbench (1)
Upper surface, the upper surface of the test desk (2) are parallel to each other.
6. the measurement apparatus of a kind of shaft-like workpiece according to claim 1, it is characterised in that the motor (9) drives institute
State Sliding partitions (7) to move up and down in the rail plate (6), the position sensor (10) senses the Sliding partitions
(7) position in the rail plate (6).
7. a kind of measurement apparatus of shaft-like workpiece according to claim 1, it is characterised in that the inductive pick-up (11)
For detecting that tested shaft-like workpiece is arranged on the fixture (4), the angular transducer (12) is arranged on the fixture (4)
Underface, for detecting the angle that tested shaft-like workpiece is rotated under the rotation of the fixture (4), the fixture (4) is vertical
Formula three-jaw electric chuck.
8. a kind of measurement apparatus of shaft-like workpiece according to claim 1, it is characterised in that the capacitance type sensor
(13) it is made up of external electrode (13-1), interior electrode (13-2) and medium, the interior electrode (13-2) is tested shaft-like workpiece.
9. a kind of measurement apparatus of shaft-like workpiece according to claim 1, it is characterised in that the position sensor (10)
For linear displacement transducer, the inductive pick-up (11) is touch sensor, and the angular transducer (12) is code-disc.
10. a kind of measuring method of shaft-like workpiece measurement apparatus as described in claim 1-9 any one, it is characterised in that
Comprise the following steps:Shaft-like workpiece drives lower rotation in fixture (4), above and below external electrode (13-1) is made under the drive of motor (9)
Motion, position sensor (10), inductive pick-up (11), angular transducer (12) and capacitance type sensor (13) are by the letter of measurement
Breath feeds back to PC (16), during measurement, is first pressed from both sides maximum, the minimum limit of size the shaft-like workpiece of two standards with fixture (4)
Tightly, capacitance type sensor obtains two different capacitance values from two shaft-like workpieces, and shows capacitance C by PCmax
And Cmin, the scope of the capacitance corresponding to measured axis class Roundness of Workpiece or cylindricity tolerance is Cmin≤C≤CmaxIf be tested
The capacitance of shaft-like workpiece is not in Cmin≤C≤CmaxIn the range of, then shaft-like workpiece is unqualified;Conversely, qualified.
Priority Applications (1)
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CN201710399625.3A CN107152907A (en) | 2017-05-31 | 2017-05-31 | The measurement apparatus and method of a kind of shaft-like workpiece |
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CN201710399625.3A CN107152907A (en) | 2017-05-31 | 2017-05-31 | The measurement apparatus and method of a kind of shaft-like workpiece |
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CN201710399625.3A Pending CN107152907A (en) | 2017-05-31 | 2017-05-31 | The measurement apparatus and method of a kind of shaft-like workpiece |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110044313A (en) * | 2019-04-26 | 2019-07-23 | 江苏理工学院 | Axial part measurer and its measurement method based on sensing technology |
CN110174087A (en) * | 2019-04-09 | 2019-08-27 | 重庆工业自动化仪表研究所 | Nuclear reaction column installation measurement assembly and measurement method |
CN110470209A (en) * | 2019-08-19 | 2019-11-19 | 华南理工大学 | A kind of ultraprecise roundness measurement method and device based on two-step method |
CN111152061A (en) * | 2019-12-02 | 2020-05-15 | 江苏理工学院 | A on-line measuring device for unloading on auto parts |
CN112378347A (en) * | 2020-11-05 | 2021-02-19 | 中国科学院沈阳自动化研究所 | Large-scale bearing ring cylindricity measuring instrument |
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CN106352813A (en) * | 2016-10-10 | 2017-01-25 | 江苏理工学院 | Sensing-technology-based shaft workpiece measurement device and measurement method thereof |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110174087A (en) * | 2019-04-09 | 2019-08-27 | 重庆工业自动化仪表研究所 | Nuclear reaction column installation measurement assembly and measurement method |
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CN110470209A (en) * | 2019-08-19 | 2019-11-19 | 华南理工大学 | A kind of ultraprecise roundness measurement method and device based on two-step method |
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CN111152061A (en) * | 2019-12-02 | 2020-05-15 | 江苏理工学院 | A on-line measuring device for unloading on auto parts |
CN111152061B (en) * | 2019-12-02 | 2021-01-19 | 江苏理工学院 | A on-line measuring device for unloading on auto parts |
CN112378347A (en) * | 2020-11-05 | 2021-02-19 | 中国科学院沈阳自动化研究所 | Large-scale bearing ring cylindricity measuring instrument |
CN112378347B (en) * | 2020-11-05 | 2022-03-08 | 中国科学院沈阳自动化研究所 | Large-scale bearing ring cylindricity measuring instrument |
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