CN206300607U - A kind of bridge-type cylindricity measuring instrument - Google Patents
A kind of bridge-type cylindricity measuring instrument Download PDFInfo
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- CN206300607U CN206300607U CN201621450132.5U CN201621450132U CN206300607U CN 206300607 U CN206300607 U CN 206300607U CN 201621450132 U CN201621450132 U CN 201621450132U CN 206300607 U CN206300607 U CN 206300607U
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Abstract
The utility model is related to a kind of bridge-type cylindricity measuring instrument, the measuring instrument at least to include：Pedestal, Y-axis, crossbeam and support post composition bridge-type frame structure, Y-axis and support post are mounted in parallel at the two ends of pedestal, and crossbeam is arranged on the top of Y-axis and support post, and X-axis is installed on crossbeam, and Z axis are installed in X-axis；Air-float turntable is equipped with the interposition of pedestal, there is upper lever stopper on air-float turntable, upper lever stopper is connected to the upper end of air-float turntable main shaft, Circular gratings are housed in upper lever stopper, the lower end of shaft coupling connection air-float turntable main shaft and servomotor, make the motor shaft of air-float turntable main shaft and servomotor concentric；Coaxial servomotor is fixed on the shell of air-float turntable lower end by motor shock absorption shell, aligning and leveling worktable is fastened and rotated with air-float turntable with air-float turntable, aligning and leveling worktable is provided with the chuck of fixed measured workpiece, and measured workpiece is integrally formed with air-float turntable by chuck and rotated.
Description
Technical field
The utility model is related to a kind of special type, the circularity of overlength cylindrical work, cylindricity measurement technology, especially a kind of
Bridge-type cylindricity measuring instrument.
Background technology
Cylindrical component has extremely wide application in various machines and instrument, and its form error directly affects cooperation
The fiting property on surface, the positioning precision of rotary surface, and then influence the vibration of the rotating accuracy, revolving part of whole machine, make an uproar
Service life of sound, lubrication, sealing and part etc..Therefore in the Form and position error detection project of national regulation, cylindrical component
The detection of Form and position error is highly important part.It is increasing special type, super with the fast development of mechanical industry
Elongated cylindrical workpiece is processed and manufactures, and the existing cylindricity measuring instrument product of in the market can only mostly meet to it is common,
The measurement of small cylindrical workpiece, the measurement to special type, overlength cylindrical work has very big defect.
The content of the invention
The purpose of this utility model is to provide a kind of suitable diameter≤φ 300mm, length≤1200mm, carrying≤250Kg
Overlength cast workpiece inner wall cylindricity, circularity, the bridge-type cylindricity measuring instrument of the isoparametric measurement of linearity.
To achieve the above object, the technical solution of the utility model is：A kind of bridge-type cylindricity measuring instrument, it is characterized in that：
At least include：Pedestal, Y-axis, crossbeam and support post composition bridge-type frame structure, Y-axis and support post are mounted in parallel in pedestal
Two ends, crossbeam is arranged on the top of Y-axis and support post, the movement that X-axis realizes left and right directions installed on crossbeam, in X-axis
It is upper that the movement that Z axis realize above-below direction by Z axis is installed；Be equipped with air-float turntable in the interposition of pedestal, have on air-float turntable on
Only plate, upper lever stopper is connected to the upper end of air-float turntable main shaft, and Circular gratings, shaft coupling connection air-float turntable main shaft are housed in upper lever stopper
Lower end and servomotor, make the motor shaft of air-float turntable main shaft and servomotor concentric；Coaxial servomotor is subtracted by motor
Shake shell be fixed on the shell of air-float turntable lower end, aligning and leveling worktable fastening with air-float turntable on air-float turntable
Rotate, aligning and leveling worktable is provided with the chuck of fixed measured workpiece, measured workpiece turns into one by chuck with air-float turntable
Body rotates.
Sensor and camera are fixed by sensor stand on described Z axis；Sensor and camera stretch to tested work
In part.
Described X-axis, Y-axis, Z axis constitute three linear motion axis, three linear motion axis space movement locus into
It is mutually perpendicular to state.
Servomotor, synchronizing jugged belt wheel, synchronous cog belt, grating are equipped with respectively on described X-axis, Y-axis, Z axis
Chi, stopping means.
Described pedestal, crossbeam and Z axis use natural granite material.
Described X-axis, Y-axis, Z axis are using precision static pressure air supporting line slideway.
Described sensor is inductance sensor.
Operation principle of the present utility model and advantage：Three linear motion axis Automatic-searching dead-center position, Ran Houyun first
Move specified location stopping, the initialization operation of completion system.User at this moment according to the type and measurement request of measured workpiece,
The parameter setting of correlation is completed in special Survey Software.By chuck by work piece on aligning and leveling worktable, and
Measured workpiece is set to meet the condition for starting measurement by adjusting aligning and leveling worktable.During measurement, motion control card drives to motor
Dynamic device sends corresponding motion control commands, and motor drives corresponding mechanical part setting in motion, and according to grating scale
Coordinate position feedback information accurately controls the positioning of each axle, so as to realize the motion needed for measurement.It is solid in motion process
The transducer probe assembly being scheduled on Z axis obtains the data message of workpiece surface, the electricity for collecting by being contacted with measured workpiece surface
The data that pressure signal will be collected after preposition signal amplification board send data collecting card to.In order to ensure instrument safety, soon
Prompt use, while having used joystick and having accessed the signals such as spacing, zero-bit.Whole measurement process realizes workpiece coordinate knowledge
Not, the synchronization of motor control and the collection of workpiece surface information data is carried out.Last Survey Software according to the data message for being obtained,
Complete corresponding data processing, computer screen show treatment figure and measurement result, and the storage of complete paired data and
The functions such as printing.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description：
A kind of structure chart of bridge-type cylindricity measuring instrument of Fig. 1 the utility model；
Fig. 2 the utility model measures the metering system figure of cylindrical work cylindricity parameter.
In figure, 1, pedestal；2nd, Y-axis；3rd, sensor；4th, crossbeam；5th, X-axis；6th, Z axis；7th, support post；8th, measured workpiece；
9th, chuck；10th, aligning and leveling worktable；11st, upper lever stopper；12nd, Circular gratings；13rd, air-float turntable；14th, air-float turntable main shaft；15、
Shell；16th, motor shock absorption shell；17th, shaft coupling；18th, servomotor；19th, camera；20th, original position；21st, second is cut
Face；22nd, final position.
Specific embodiment
As shown in figure 1, a kind of bridge-type cylindricity measuring instrument, it is characterized in that：At least include：Pedestal 1, Y-axis 2, crossbeam 4 and branch
The support composition bridge-type frame structure of column 7, Y-axis 2 and support post 7 are mounted in parallel at the two ends of pedestal 1, and crossbeam 4 is arranged on Y-axis 2
With the top of support post 7, the movement that X-axis 5 realizes left and right directions is installed on crossbeam 4, Z axis 6 is installed in X-axis 5 and passes through Z axis
6 movements for realizing above-below direction；Air-float turntable 13 is equipped with the interposition of pedestal 1, there is upper lever stopper 11 on air-float turntable 13, it is upper to stop
Plate 11 is connected to the upper end of air-float turntable main shaft 14, and Circular gratings 12, the connection air-float turntable master of shaft coupling 17 are housed in upper lever stopper 11
The lower end of axle 14 and servomotor 18, make the motor shaft of air-float turntable main shaft 14 and servomotor 18 concentric；Coaxial servomotor
18 are fixed on the shell 15 of the lower end of air-float turntable 13 by motor shock absorption shell 16, and aligning and leveling worktable 10 is fastened and air supporting
Rotated with air-float turntable on turntable 13, aligning and leveling worktable 10 is provided with the chuck 9 of fixed measured workpiece 8, be tested work
Part 8 is integrally formed with air-float turntable 13 by chuck 9 and rotated.
Sensor 3 and camera 19 are fixed by sensor stand on described Z axis 6；Sensor 3 and camera 19 stretch to
In measured workpiece 8.
Described X-axis 5, Y-axis 2, three linear motion axis of composition of Z axis 6, movement locus of three linear motion axis in space
Into being mutually perpendicular to state.
Be equipped with respectively on X-axis 5, Y-axis 2, Z axis 6 servomotor, synchronizing jugged belt wheel, synchronous cog belt, grating scale,
Stopping means, servomotor, synchronizing jugged belt wheel, synchronous cog belt, grating scale, stopping means are used to control three axles steadily to transport
Move, be accurately positioned and sports safety.Due to by servomotor, synchronizing jugged belt wheel, synchronous cog belt, grating scale, spacing dress
Put and realize that three linear motion axis are current techiques, the utility model does not make excessive explanation.
Pedestal 1, crossbeam 4 and Z axis use natural granite material.
X-axis 5, Y-axis 2, Z axis 6 use precision static pressure air supporting line slideway.
Sensor is inductance sensor.
A kind of job step of bridge-type cylindricity measuring instrument is：
1) cylindrical work is tested to be installed on aligning and leveling worktable 10 by chuck；
2) position of X-axis 5, Y-axis 2, Z axis 6 is controlled by control input block, is made to be arranged on sensor 3 on Z axis 6 and is contacted
Measured workpiece 8；
3) aligning and leveling worktable 10 is adjusted by " the correction interface " in control, in the useful range of sensor 3,
Make the axis coaxle of measured workpiece 8 and air-float turntable 13；
4) selection measurement circularity, sensor 3 is adjusted into measured workpiece 8 needs the position of measurement to contact measured workpiece 8, opens
Begin to measure, air-float turntable 13 drives the uniform rotation of measured workpiece 8, sensor 3 starts to gather the signal of current cross-section；Workpiece surface
Voltage signal, by signal amplification board conditioning amplify after send data processor to, data processor simultaneously receives Circular gratings 12
Angular position information, by final measurement result and figure shows out；Complete the circularity on a certain normal section of measured workpiece 8
Measurement；
As shown in Fig. 2 according to measurement circularity principle, being capable of achieving selection measurement cylindricity, its step is：Sensor 3 is adjusted
It is whole to need the original position 20 of measurement to contact measured workpiece 8 to measured workpiece 8, related cylindricity measurement parameter is input into control
Start measurement；Air-float turntable 13 drives the uniform rotation of measured workpiece 8, and sensor 3 starts to gather the signal in initial section；Complete
After the collection of the cross-section data, sensor 3 is moved upwards with along Z axis, is reached second section 21 set by control and is stopped fortune
Dynamic, second data acquisition starts to gather again；By that analogy, when sensor 3 moves to the stop bit of tested cylindrical work
When putting 22, Z axis 6 stop movement, complete the data acquisition in last section；Measurement control is according to the multiple sections for being gathered
Data, the cylinder angle value of workpiece is assessed by algorithm, and measurement result and figure are shown on screen, completes measured workpiece circle
The measurement of post degree parameter.
The part and structure that the present embodiment is not described in detail belong to the well-known components and common structure or conventional hand of the industry
Section, does not describe one by one here.
Claims (7)
1. a kind of bridge-type cylindricity measuring instrument, it is characterized in that：At least include：Pedestal（1）, Y-axis（2）, crossbeam（4）And support post
（7）Composition bridge-type frame structure, Y-axis（2）And support post（7）It is mounted in parallel in pedestal（1）Two ends, crossbeam（4）Installed in Y
Axle（2）And support post（7）Top, in crossbeam（4）Upper installation X-axis（5）The movement of left and right directions is realized, in X-axis（5）Upper peace
Dress Z axis（6）By Z axis（6）Realize the movement of above-below direction；In pedestal（1）Interposition be equipped with air-float turntable（13）, air supporting turn
Platform（13）On have upper lever stopper（11）, upper lever stopper（11）It is connected to air-float turntable main shaft（14）Upper end, upper lever stopper（11）On be equipped with
Circular gratings（12）, shaft coupling（17）Connection air-float turntable main shaft（14）Lower end and servomotor（18）, make air-float turntable main shaft
（14）And servomotor（18）Motor shaft it is concentric；Coaxial servomotor（18）By motor shock absorption shell（16）It is fixed on air supporting
Turntable（13）The shell of lower end（15）On, aligning and leveling worktable（10）Fastening and air-float turntable（13）On with air-float turntable
Rotate, aligning and leveling worktable（10）It is provided with fixed measured workpiece（8）Chuck（9）, measured workpiece（8）By chuck（9）
With air-float turntable（13）It is integrally formed and rotates.
2. a kind of bridge-type cylindricity measuring instrument according to claim 1, it is characterized in that：Described Z axis（6）It is upper to pass through sensing
Device support fixes sensor（3）And camera（19）；Sensor（3）And camera（19）Stretch to measured workpiece（8）It is interior.
3. a kind of bridge-type cylindricity measuring instrument according to claim 1, it is characterized in that：Described X-axis（5）, Y-axis（2）、Z
Axle（6）Constitute three linear motion axis, three linear motion axis space movement locus into being mutually perpendicular to state.
4. a kind of bridge-type cylindricity measuring instrument according to claim 1, it is characterized in that：Described X-axis（5）, Y-axis（2）、Z
Axle（6）It is upper to be equipped with servomotor, synchronizing jugged belt wheel, synchronous cog belt, grating scale, stopping means respectively.
5. a kind of bridge-type cylindricity measuring instrument according to claim 1, it is characterized in that：Described pedestal（1）, crossbeam（4）
Natural granite material is used with Z axis.
6. a kind of bridge-type cylindricity measuring instrument according to claim 1, it is characterized in that：Described X-axis（5）, Y-axis（2）、Z
Axle（6）Using precision static pressure air supporting line slideway.
7. a kind of bridge-type cylindricity measuring instrument according to claim 2, it is characterized in that：Described sensor（3）It is inductance
Sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450132.5U CN206300607U (en) | 2016-12-28 | 2016-12-28 | A kind of bridge-type cylindricity measuring instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621450132.5U CN206300607U (en) | 2016-12-28 | 2016-12-28 | A kind of bridge-type cylindricity measuring instrument |
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| CN206300607U true CN206300607U (en) | 2017-07-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643466A (en) * | 2016-12-28 | 2017-05-10 | 中船重工（西安）东仪精密测量科技有限公司 | Bridge type cylindricity measuring device and work method thereof |
-
2016
- 2016-12-28 CN CN201621450132.5U patent/CN206300607U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643466A (en) * | 2016-12-28 | 2017-05-10 | 中船重工（西安）东仪精密测量科技有限公司 | Bridge type cylindricity measuring device and work method thereof |
| CN106643466B (en) * | 2016-12-28 | 2023-10-27 | 中船西安东仪精密机电科技有限公司 | Bridge cylindricity measuring instrument and working method thereof |
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