CN205843648U - Self-centering inside diameter measurement machine people - Google Patents
Self-centering inside diameter measurement machine people Download PDFInfo
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- CN205843648U CN205843648U CN201620795629.4U CN201620795629U CN205843648U CN 205843648 U CN205843648 U CN 205843648U CN 201620795629 U CN201620795629 U CN 201620795629U CN 205843648 U CN205843648 U CN 205843648U
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Abstract
The utility model discloses a kind of self-centering inside diameter measurement machine people, including centering measuring apparatus, moving device, control device and control terminal, moving device is connected with the centration axis of centering measuring apparatus by universal shaft coupling device, moving device includes driving motor, drive shaft, the second sleeve, wheel carrier and road wheel, described driving motor connects drive shaft, drive shaft connects the second sleeve, the sidewall of the second sleeve is arranged organizes wheel carrier more, the free end of every wheel carrier installs road wheel, and the pivot center of road wheel and the axis of the second sleeve are an acute angle of inclination；Drive shaft drives the second sleeve rotating, drives centring means to move；Control device and connect the driving motor of the first motor, distance measuring sensor and the moving device that control terminal, centering measuring apparatus respectively.This utility model, compared to existing measurement apparatus, uses spiral moving device to drive centering measuring apparatus to move in hole, and certainty of measurement is high, easy for installation, mobile flexible, applied widely.
Description
Technical field
This utility model relates to inside diameter measurement technical field, is specifically related to a kind of self-centering inside diameter measurement machine people.
Background technology
In the large-scale precision instrument such as aircraft, steamer, truck produces, the inner diameter measurement of parts be one very important
Operation.To this end, Chinese scholars has carried out substantial amounts of research to the inner diameter measurement in the part course of processing.At present, common interior
Footpath measurement method has inside micrometer contact type measurement method, doppler effect method, laser interferometer measurement method, laser lever method etc. non-
Contact measurement method.Inside micrometer measurement method measurement efficiency is low, parameter is few, measurement reproducibility is poor, stability is the highest in measurement,
Easily affected by environment and operator simultaneously.The contactless surveys such as doppler effect method, laser interferometer method, laser lever method
Metering method certainty of measurement is higher, but owing to the complexity of site environment and instrument establishment is not suitable for the in-site measurement of workpiece.And
And, above-mentioned several method is unsuitable for greatly the inside diameter measurement of deep hole.
The patent of entitled " a kind of self-centering deep hole parameter measuring apparatus " (Publication No. CN105371775A) discloses one
Plant self-centering deep hole parameter measuring apparatus, including centring means, surveying record device and moving device.Centring means is positioned at workpiece
Deep hole in, including sleeve, centration axis, two bullets, six measuring staffs and spring.Surveying record device includes being fixed on centering
Two distance measuring sensors at axle two ends, two distance measuring sensors all electrically connect with control terminal.Moving device include the second motor,
Reel and flexible rope, one end of flexible rope is connected with one end of centration axis, and the other end is wrapped on reel, the rotating shaft of reel
It is connected with the output shaft of the second motor.Under spring restoring force effect, two bullets are to two side shiftings, and measuring staff is sliding in chute
Dynamic, cause measuring staff to be moved radially outward along cylinder, until the gauge head of measuring staff is inconsistent with the inwall of deep hole of workpiece so that two cones
Body is in stress balance state, and now centration axis is positioned on the axis of part deep hole, reaches the purpose of deep hole dead axle, it is ensured that workpiece
The accurate measurement of deep hole relevant parameter.And wherein centring means is to realize moving in the axial direction in hole by flexible rope towing
Moving, this kind of move mode has bigger limitation, measures and is limited in scope and inconvenient, and when the axis of deep hole changes
Time, centring means moves difficulty and certainty of measurement is low, and cannot realize the inside diameter measurement of blind hole.
Summary of the invention
For solving the problems referred to above, the utility model proposes a kind of self-centering inside diameter measurement machine people, deep meeting workpiece
Accurately measuring under premise of hole parameter, can turn round smoothly when aperture axis changes again, move freely in hole, it is possible to real
The aperture parameters of the deepest blind hole is measured.
Concrete technical scheme of the present utility model is as follows: a kind of self-centering inside diameter measurement machine people, measures dress including centering
Put, moving device, control device and control terminal.
Centering measuring apparatus includes the first sleeve, centration axis, two bullets, six measuring staffs and the first spring, centration axis
It is positioned on the axis of the first sleeve, and centration axis is by bearing and the first sleeve connection, and the barrel of the first sleeve offers two
Group through hole, often group through hole is three, and three through holes are circumferentially uniformly distributed；Two bullets and the first spring are positioned at first set
In Tong, and movable being set in centration axis, the tapering of two bullets is respectively facing the two ends of centration axis, and the first spring is arranged
Between two bullets；The conical surface of described each bullet uniformly offers three chutes, and three chutes are respectively along taper
Body is offered along generatrix direction, the through hole that six measuring staffs are each passed through on sleeve wall；One end of each measuring staff is fastened on a cunning
In groove.When the deep hole that centring means is positioned at workpiece measures, it is logical that six measuring staffs are each passed through on the first sleeve wall
Hole；One end of each measuring staff is fastened in a chute, and the other end and the contact internal walls of deep hole of workpiece, the first spring is in compression
State.Being fixedly installed the first motor on first sleeve, the output shaft of the first motor is connected with centration axis by gear mechanism, the
One motor drives centration axis to rotate by gear mechanism.
Moving device includes driving motor, drive shaft, the second sleeve, wheel carrier and road wheel, and described driving motor connects
Drive shaft, drive shaft connects the second sleeve, and the second sleeve is by the centration axis phase of universal shaft coupling device with centering measuring apparatus
Even；The sidewall of the second sleeve arranges one group and above wheel carrier, and often group wheel carrier has three, and three wheel carriers are along the week of the second sleeve
To being uniformly distributed, one end of every wheel carrier and the second sleeve connection, the other end installs road wheel, the pivot center of all road wheels
It is parallel to each other and the inclination angle at an acute angle with the axis of the second sleeve；Drive shaft drives the second sleeve rotating, drives centring means
Mobile；
Control device and connect driving motor, the distance measuring sensor of centering measuring apparatus controlling terminal, moving device respectively
With the first motor.Control device for receiving the control signal controlling terminal, control the movement of moving device and centration axis
Rotate, and the data recorded by range sensor are transferred to control terminal.
As further improvement of the utility model, described second sleeve lateral wall arranges two groups of wheel carriers.
Wheel carrier group number is the most, and moving device is the best at hole expert's regularity oftimekeeping, but road wheel is the most, with rubbing of hole inwall
Wiping the biggest, walking needs bigger driving force, between the consideration of stability Yu driving force, arranges two groups of wheel carriers and more closes
Suitable.
As further improvement of the utility model, described second sleeve lateral wall is provided with through hole, sheathed second bullet on wheel carrier
Spring, one end of wheel carrier is connected through through hole with holding part, and holding part for being limited in the second sleeve lateral wall by wheel carrier.
Wheel carrier and the second sleeve lateral wall are connected by hole axle, and rotatable wheel carrier adjusts the pivot center and second of road wheel
Inclination angle between the axis of sleeve, i.e. helical angle, it is possible to adjustment wheel carrier stretches into the length of the second sleeve and takes turns to adjust walking
The distance of the second sleeve.Sheathed second spring on wheel carrier, under the effect of the second spring, running gear can adapt to caliber and becomes
Changing, during advancing, road wheel is close to hole inwall, all the time even if also can move smoothness in the hole of varying aperture.
As further improvement of the utility model, described moving device also includes adjusting motor, screw rod and trident unit machine
Structure, described adjustment motor is fixedly installed in the second sleeve, adjustment motor connection screw rod, mechanism of sheathed trident unit on screw rod, and three
Each connecting rod of Cha Yuan mechanism is respectively connected with U-shaped bar, and the two-arm of U-shaped bar connects two wheel carriers being on same axis respectively
Sidewall, adjust electric motor driven screw and rotate, mechanism of trident unit moves on screw rod, drives six wheel carriers by three U-shaped bars
Rotate equal angular；Described control device connects adjustment motor.
Adjustment electric motor driven screw turns an angle, due between mechanism of trident unit and screw rod for threadeding, trident
Mechanism of unit moves on screw rod, thus drives three U-shaped bars to move, and then makes six wheel carriers rotate same angle to same direction
Degree, reaches to control the purpose of helical angle and step pitch.Gait of march can be accelerated when robot is without measuring, or encounter barrier
When hindering, it is also possible to by control helical angle deflect, exit conduit, it is also possible to by adjust wheel carrier yawing moment realize in hole both
Can advance and also can retreat.
As further improvement of the utility model, described control device with drive motor, adjust motor, the first motor and
It is wired connection between distance measuring sensor, and controls between terminal as wireless connections.
Control device, drive motor, the first motor, adjustment motor to be installed in robot with distance measuring sensor, they
Spacing short, use wired connection simple and convenient, and control terminal outside hole, if using wired connection, in deep hole or
In the hole that axis changes, wiring is likely to affect robot and moves in hole, therefore controls terminal and use nothing with robot
Line communication is the most suitable.
As further improvement of the utility model, described driving motor is DC speed-reducing, and described first motor is
Motor, described adjustment motor is motor.
Motor is driven to walk in hole for driven machine people, as long as general selection adds what suitable voltage just can rotate
Direct current generator, but DC motor speed is the highest, and the requirement of real-time for control system is high, and has added deceleration device
DC speed-reducing, its rotating speed is greatly diminished, and is conducive to controlling.First motor is used for driving centration axis to rotate thus can measure
The data in whole cross section in hole, use motor can control the rotational angle of centration axis by controlling its rotational angle, have
It is beneficial to improve certainty of measurement.Drive motor for adjusting the axis of the size of helical angle, the i.e. rotating shaft of road wheel and the second sleeve
Between angle, use motor more particularly suitable.
As further improvement of the utility model, described control device is arranged in the inner chamber of the second sleeve.
Being arranged on controlling device in the cavity of the second sleeve, one is to be not take up exceptional space, and two is that the second sleeve plays
Protection controls the effect of device.
The process that employing this utility model carries out hole parametric measurement is as follows:
1), according to treating the internal diameter of gaging hole, selecting the measuring staff of corresponding length, it is right to be each passed through on the first sleeve by six measuring staffs
The through hole answered, in six chutes being arranged on the bullet conical surface, puts in the deep hole of workpiece, at the first bullet by robot measurement
Under the restoring force effect of spring, two bullets are by the thrust towards centration axis end respectively to two side shiftings, but are because surveying
Bar is through the through hole on the first sleeve, then measuring staff is fixing relative to the position of the first sleeve axis direction, then two tapers
Body is when two side shiftings, and measuring staff slides in chute, causes measuring staff to be moved radially outward along first set cylinder, until the gauge head of measuring staff
Inconsistent with the inwall of deep hole of workpiece, finally make two bullets be in stress balance state, relative first sleeve is static, this
Time, centration axis is positioned on the axis of workpiece hole, and centring means is coaxial with workpiece hole, it is ensured that certainty of measurement.Control terminal transmission to adopt
Collection data signal is given and is controlled device, controls device and controls to be separately positioned on two distance measuring sensors at centration axis two ends, measures work
The aperture size amount of piece bores current cross-section current angular, and data transfer is given control terminal, control terminal to measuring number
Record, show according to carrying out.
2), control terminal and send the first motor control signal to controlling device, control device and control the first motor and pass through tooth
Wheel mechanism drives centration axis to rotate, and often turns over the aperture size that certain angle record is current, thus completes the data in whole cross section
Measure.
3), after all data records of current cross-section complete, control terminal and send mobile control signal to controlling device, control
Device processed controls to drive motor to drive the second sleeve to rotate, and drives centring means to move, under carrying out along the axis direction of workpiece hole
The parameter measurement in one cross section.
The beneficial effects of the utility model: this utility model, compared to existing self-centering deep hole parameter measuring apparatus, makes
Driving centering measuring apparatus to move in hole with screw type moving device, by controlling to drive, motor is positive and negative transfers control
Robot measurement processed in hole respectively forwardly, rear to movement, be not required to pull realization by outside mobile, the hole of blind hole can be measured
Footpath；Use universal shaft coupling device to connect moving device and centring means, enable robot measurement to pass through bend, it is achieved that measuring machine
Device people also can advance smoothly and measure in the hole that axially bored line changes.This utility model not only remains existing making by oneself
The advantages such as the certainty of measurement of heart deep hole parameter measuring apparatus is high, easy for installation, also have mobile flexible, applied widely etc. excellent
Point.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that this utility model self-centering inside diameter measurement machine people is positioned at band gaging hole.
Fig. 2 is the structural representation of moving device in this utility model embodiment 1.
Fig. 3 is the structural representation of moving device in this utility model embodiment 2.
Fig. 4 is the schematic diagram of mechanism of trident unit in Fig. 3.
Labelling in figure:
1. centering measuring apparatus, 11. centration axis, 21. first motors, 22. distance measuring sensors, 30. drive motor, and 31. drive
Dynamic rotating shaft, 32. second sleeves, 33. wheel carriers, 34. road wheels, 35. second springs, 36. adjust motor, 37. screw rods, 38. tridents
Mechanism of unit, 39.U type bar, 4. universal shaft coupling device, 51. control device, 52. batteries.
Detailed description of the invention
With specific embodiment, this utility model is described further below in conjunction with the accompanying drawings.
Embodiment one
As it is shown in figure 1, a kind of self-centering inside diameter measurement machine people, fill including centering measuring apparatus 1, moving device and control
Put 51.Centering measuring apparatus 1 includes the first sleeve, 11, two bullets of centration axis, two bearings, six measuring staffs and the first bullet
Spring, centration axis 11 is positioned on the axis of the first sleeve, and centration axis 11 is by two bearings and the first sleeve connection, the first sleeve
Barrel on offer two groups of through holes, often group through hole is three, and three through holes are distributed on cut vertical with the first sleeve axis
On face；Two bullets and the first spring are positioned in the first sleeve, and movable are set in centration axis 11, two bullets back ofs the body
To setting, and the tapering of two bullets is respectively facing the two ends of centration axis 11, and the first spring is arranged between two bullets；
Uniformly offer three chutes on the conical surface of each bullet along generatrix direction, six measuring staffs are each passed through on the first sleeve wall
Through hole, measuring staff includes loop bar and gauge head, and gauge head is threadeded with loop bar, and one end of loop bar is fastened in a chute, first
Spring is in compressive state, a bullet offers draw-in groove along its axis direction, the first sleeve is provided with pin, pin
The movable draw-in groove being fastened on bullet in one end in.The two ends of centration axis 11 respectively arrange a distance measuring sensor 22, first set
Being fixedly installed the first motor 21 on Tong, the output shaft of the first motor 21 is connected with centration axis 11 by gear mechanism.
As in figure 2 it is shown, moving device includes driving motor 30, drive shaft the 31, second sleeve 32, wheel carrier in the present embodiment
33 and road wheel 34, described driving motor 30 connects drive shaft 31, and drive shaft 31 connects the second sleeve 32, the second sleeve 32
Sidewall a group or more wheel carrier 33 is set, three wheel carriers being the most circumferentially uniformly arranged are one group, every wheel carrier
One end connects the sidewall of the second sleeve, and the other end installs road wheel 34, the pivot center of all road wheels 34 be parallel to each other and with
The axis of the second sleeve 32 is an acute angle of inclination, and such road wheel is along axially bored line with the movement locus of hole contact internal walls point
Spatially spiral line, the second sleeve 32 and centration axis 11 is connected by universal shaft coupling device 4.Drive shaft is driving the driving of motor
Lower rotation, and then drive the second sleeve to rotate, on the second sleeve under the rubbing action of road wheel 34 and hole inwall, moving device
Profile along hole moves, and by the traction of universal shaft coupling device 4, pulls centring means to move along axially bored line.And when running into axially bored line
When changing, under the cooperation of universal shaft coupling device 4, moving device turns round in advance, pulls centring means 1 the most again and turns
Curved.
The present embodiment is provided with two groups of totally six wheel carriers, the sidewall of the second sleeve be provided with correspondence six through holes, every
Wheel carrier 33 is arranged with the second spring 35, and one end of wheel carrier 33 is connected through through hole with holding part, and holding part is for limiting wheel carrier
On the sidewall of the second sleeve, prevent from dropping.Pivot center and the axle of the second sleeve of road wheel is adjusted by rotating wheel carrier
Inclination angle between line, i.e. helical angle, it is possible to adjustment wheel carrier stretches into the length in the second sleeve to adjust road wheel and the second set
Distance between Tong.33 sheathed second spring 35 on wheel carrier, under the effect of the second spring when running into varying aperture, wheel carrier meeting
Under the effect of the second spring, adaptivity adjusts the length stretching into the second sleeve, so that road wheel 34 is in whole movement
During contact with inner-walls of duct all the time, it is ensured that the smooth traveling of robot measurement.
Control device 51 to be arranged in the inner chamber of the second sleeve 32 with battery 52, control device 51 and connect moving device respectively
Drive motor 30 and the first motor 21 of surveying record device, distance measuring sensor 22 and control terminal (not marking in figure).Control
Device processed controls the control signal of terminal for receiving, and controls movement and the rotation of centration axis of moving device, and by distance
The data that sensor records are transferred to control terminal.
In the present embodiment, control device and drive motor, be wired connection between the first motor and distance measuring sensor, with control
For wireless connections between terminal processed, motor is driven to select DC speed-reducing, the first motor to select motor.
Embodiment two
As it is shown on figure 3, the difference of the present embodiment and embodiment one is that moving device also includes adjusting motor 36, screw rod 37
With mechanism of trident unit 38, described adjustment motor 36 is fixedly installed in the second sleeve 32, adjusts the output shaft of motor 36 by connection
Axial organ is connected with screw rod 37, and Fig. 4 is the schematic diagram of mechanism of trident unit, and the center of mechanism of trident unit is provided with screwed hole, screw rod 37 with
Mechanism of trident unit 38 is threaded, and each connecting rod of mechanism of trident unit 38 is respectively connected with U-shaped bar 39, and two of U-shaped bar 39 short
Axle connects the sidewall of two wheel carriers 33 being on same axis respectively, and U-shaped bar 39, adjusts also by threadeding with wheel carrier 33
Motor 36 connects control device 51.In the present embodiment, controlling between device and adjustment motor is wired connection, adjusts motor for step
Enter motor.Control device control adjustment driven by motor screw rod to turn an angle, owing to mechanism of trident unit and screw rod are to pass through spiral shell
Stricture of vagina connects, and mechanism of trident unit moves on screw rod, thus drives three U-shaped bars to move, and then makes six wheel carriers to same direction
Rotate same angle, reach to control the purpose of helical angle and step pitch.
The process that employing embodiment two carries out hole parametric measurement is as follows:
1), according to treating the internal diameter of gaging hole, select the measuring staff of corresponding length, six measuring staffs are each passed through on cylinder correspondence
Through hole, in six chutes being arranged on the bullet conical surface, puts in the deep hole of workpiece, in the recovery of spring by robot measurement
Under power effect, two bullets are by the thrust towards centration axis end respectively to two side shiftings, but are because measuring staff through cylinder
Through hole on body, then measuring staff is fixing relative to the position in tubular axis direction, then two bullets, when two side shiftings, are surveyed
Bar slides in chute, causes measuring staff to be moved radially outward along cylinder, until the inwall of the gauge head of measuring staff and deep hole of workpiece offsets
Touching, finally make two bullets be in stress balance state, relative cylinder is static, and now, centration axis is positioned at the axle of workpiece hole
On line, centring means is coaxial with workpiece hole, it is ensured that certainty of measurement.Control terminal and send collection data signal to control device, control
Device processed controls to be separately positioned on two distance measuring sensors at centration axis two ends, measures workpiece hole current cross-section, current angular
Aperture size amount, and data transfer is given control terminal, control terminal and measurement data is recorded, shows.
2), control terminal and send the first electric machine rotation angle information to controlling device, control device by Pulse Width Control the
One motor drives the angle that centration axis Spin Control terminal sends, and often turns over the aperture size that certain angle record is current, thus
Complete the DATA REASONING in whole cross section.
3), after all data records of current cross-section complete, control terminal and send and drive the electric machine rotation number of turns and feeding position
Confidence number is given and is controlled device, controls device and controls to drive motor to drive the second sleeve to rotate, drives centring means along workpiece hole
Axis direction moves, and carries out the parameter measurement in next cross section.
4), measure in hole and terminate after, control terminal and send and adjust electric machine rotation angle information to controlling device, control device
Adjust motor by Pulse Width Control and adjust the helical angle of road wheel through middle a series of driving mechanisms, accelerate gait of march and exit
Institute's gaging hole.
It is high, easy for installation etc. that this utility model not only remains the certainty of measurement of existing self-centering deep hole parameter measuring apparatus
Advantage, also has and moves the advantages such as flexible, applied widely.
Claims (7)
1. a self-centering inside diameter measurement machine people, including centering measuring apparatus, moving device and control terminal, described centering is surveyed
Amount device includes centration axis, distance measuring sensor and the first motor, it is characterised in that: described moving device includes driving motor, driving
Dynamic rotating shaft, the second sleeve, wheel carrier and road wheel, described driving motor connects drive shaft, and drive shaft connects the second sleeve, the
Two sleeves are connected with the centration axis of centering measuring apparatus by universal shaft coupling device；The sidewall of the second sleeve arranges one group and above
Wheel carrier, often group wheel carrier has three, and three wheel carriers are uniformly distributed along the circumference of the second sleeve, one end of every wheel carrier and the second set
Cylinder connects, and the other end installs road wheel, and the pivot center of all road wheels is parallel to each other and at an acute angle with the axis of the second sleeve
Inclination angle；Drive shaft drives the second sleeve rotating, drives centring means to move；Described robot also includes controlling device, institute
State control device and connect control terminal, the driving motor of moving device, the first motor of centering measuring apparatus and range finding biography respectively
Sensor.
Self-centering inside diameter measurement machine people the most according to claim 1, it is characterised in that: described second sleeve lateral wall is arranged
Two groups of wheel carriers.
Self-centering inside diameter measurement machine people the most according to claim 2, it is characterised in that: described second sleeve lateral wall is provided with
Through hole, sheathed second spring on wheel carrier, one end of wheel carrier is connected through through hole with holding part, and holding part is for being limited in wheel carrier
In second sleeve lateral wall.
Self-centering inside diameter measurement machine people the most according to claim 3, it is characterised in that: described moving device also includes adjusting
Whole motor, screw rod and mechanism of trident unit, described adjustment motor is fixedly installed in the second sleeve, adjusts motor and connects screw rod, spiral shell
Mechanism of sheathed trident unit on bar, each connecting rod of mechanism of trident unit is respectively connected with U-shaped bar, and the two-arm connection of U-shaped bar is in same
Two wheel carriers on one axis；Adjustment electric motor driven screw rotates, and mechanism of trident unit moves on screw rod, by three U-shaped bars
Six wheel carriers are driven to rotate equal angular；Described control device connects adjustment motor.
Self-centering inside diameter measurement machine people the most according to claim 4, it is characterised in that: described control device and driving electricity
Machine, adjust motor, be wired connection between the first motor and distance measuring sensor, and control to be wireless connections between terminal.
Self-centering inside diameter measurement machine people the most according to claim 4, it is characterised in that: described driving motor is that direct current subtracts
Speed motor, described adjustment motor is motor, and described first motor is motor.
Self-centering inside diameter measurement machine people the most according to claim 1, it is characterised in that: described control device is arranged on
In the inner chamber of two sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620795629.4U CN205843648U (en) | 2016-07-25 | 2016-07-25 | Self-centering inside diameter measurement machine people |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620795629.4U CN205843648U (en) | 2016-07-25 | 2016-07-25 | Self-centering inside diameter measurement machine people |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205843648U true CN205843648U (en) | 2016-12-28 |
Family
ID=57640058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620795629.4U Withdrawn - After Issue CN205843648U (en) | 2016-07-25 | 2016-07-25 | Self-centering inside diameter measurement machine people |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205843648U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066165A (en) * | 2016-07-25 | 2016-11-02 | 南京信息职业技术学院 | Self-centering inside diameter measurement machine people |
| CN106949856A (en) * | 2017-06-01 | 2017-07-14 | 南京信息职业技术学院 | A kind of deep hole linear degree robot measurement based on PSD |
| CN110726355A (en) * | 2019-11-19 | 2020-01-24 | 郑海飞 | Pile hole aperture detection device capable of centering and retaining data |
-
2016
- 2016-07-25 CN CN201620795629.4U patent/CN205843648U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066165A (en) * | 2016-07-25 | 2016-11-02 | 南京信息职业技术学院 | Self-centering inside diameter measurement machine people |
| CN106066165B (en) * | 2016-07-25 | 2019-01-04 | 南京信息职业技术学院 | Self-centering inside diameter measurement machine people |
| CN106949856A (en) * | 2017-06-01 | 2017-07-14 | 南京信息职业技术学院 | A kind of deep hole linear degree robot measurement based on PSD |
| CN110726355A (en) * | 2019-11-19 | 2020-01-24 | 郑海飞 | Pile hole aperture detection device capable of centering and retaining data |
| CN110726355B (en) * | 2019-11-19 | 2021-09-24 | 临沂天方建设研究试验有限公司 | Pile hole aperture detection device capable of centering and retaining data |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161228 Effective date of abandoning: 20190104 |