CN110044404A - A kind of Multifunction Sensor performance detection machine - Google Patents
A kind of Multifunction Sensor performance detection machine Download PDFInfo
- Publication number
- CN110044404A CN110044404A CN201910403333.1A CN201910403333A CN110044404A CN 110044404 A CN110044404 A CN 110044404A CN 201910403333 A CN201910403333 A CN 201910403333A CN 110044404 A CN110044404 A CN 110044404A
- Authority
- CN
- China
- Prior art keywords
- sensor
- detection
- performance detection
- detection machine
- workbench
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 60
- 230000004044 response Effects 0.000 claims abstract description 16
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 3
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 5
- 230000006698 induction Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention provides a kind of Multifunction Sensor performance detection machines, it includes rack, workbench is fixedly installed at the top of the rack, it is equipped on the workbench and moves horizontally microscope carrier, it is described to move horizontally on microscope carrier equipped with sliding base, the top of the sliding base is removably equipped with sensor clamping pedestal by rotating handles, and the side for moving horizontally microscope carrier is provided with the rotary components for detection sensor response time and frequency.This detection machine can be used in the performance detection of sensor, whether the functionality detected under response time, response frequency, different operating voltage simultaneously meets the requirements, traditional artificial detection process is substituted, detection efficiency is greatly improved, ensure that detection quality and qualification rate.
Description
Technical field
The present invention relates to sensor testing field, especially a kind of Multifunction Sensor performance testing device.
Background technique
It is all to be surveyed by staff using conventional multimeter etc. to the mode of sensor performance detection in previous factory
Amount tool measurement, since part staff to the parameter characteristic of sensor and does not know about, even if being shown on multimeter corresponding
Data, staff can not also judge whether the sensor performance is up to standard, and factory can not take a significant amount of time to each work
Personnel give training, in addition multimeter is tested and not directed specifically to the test of thermistor, so that detection efficiency is very low
Under, while the performance data measured is also inaccurate.And voltage, the sound of sensor cannot be completely covered in sensors detection
Between seasonable, response frequency, for detection during the problem not can be carried out intelligent decision and corrigendum, affect product
Detect qualification rate.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of Multifunction Sensor performance detection machine and method, this detection
Function is enough in the performance detection of sensor, while the functionality detected under response time, response frequency, different operating voltage is
It is no to meet the requirements, traditional artificial detection process is substituted, detection efficiency is greatly improved, ensure that detection quality and qualification
Rate.
In order to realize above-mentioned technical characteristic, the object of the present invention is achieved like this: a kind of Multifunction Sensor performance
Detection machine, it includes rack, and workbench is fixedly installed at the top of the rack, is equipped on the workbench and moves horizontally load
Platform, described to move horizontally equipped with sliding base on microscope carrier, the top of the sliding base is removably pacified by rotating handles
Equipped with sensor clamping pedestal, the side for moving horizontally microscope carrier is provided with for detection sensor response time and frequency
Rotary components.
The bottom four corners of the rack are equipped with lower margin idler wheel, and the bottom cabinet of the rack is equipped with cabinet door, in bottom
Box house is provided with electric cabinet.
The microscope carrier that moves horizontally includes servo motor, and the output shaft of the servo motor passes through shaft coupling and turn-screw
One end be connected, the both ends of the turn-screw are supported on the top of bearing block, the turn-screw and are mounted on sliding base
The screw nut sleeve of bottom constitutes lead screw transmission cooperation, and it is mobile to drive it along sliding rail.
It is further fixed on top bay at the top of the workbench, is fixed at the top of the top bay for display waveform
Oscillograph, the ammeter and voltmeter for showing voltage that display electric current is equipped on the front side wall of top bay；?
The side of ammeter is provided with the touch screen for human-computer interaction.
The two sides of the sensor clamping pedestal are provided with the limiting slot for matching with rotating handles, fill in sensor
Multiple locating slots for clamping sensor to be detected are provided at the top of folder pedestal.
The rotary components include braced frame, are equipped with live spindle in the braced frame, the live spindle with
Power device for driving it to rotate is connected, and is equipped with radial gear and tooth form turntable simultaneously in the live spindle, described
First sensor mounting base for installing sensor is installed in braced frame, is equipped with and is used at the top of the braced frame
The second sensor mounting base of fixed trough type photoelectric sensor.
The power device includes motor, and driving pulley is equipped on the main shaft of the motor, and the driving pulley passes through
Synchronous belt and the driven pulley engaged transmission being mounted in live spindle.
The diameter of the radial direction gear is less than the diameter of tooth form turntable, is uniformly machined on radial gear and connects for detecting
The conical tooth closely switched is uniformly machined with the rectangular teeth for detecting groove type photoelectric switch on the tooth form turntable.
It is fixed at the top of the workbench for detecting distance apart from detection components, it is described to include apart from detection components
It is fixed on the table apart from detection support, it is described that distance detection sensor is fixed at the top of detection support.
The method have the advantages that:
1, the present invention can be less than most of sensors of 30cm with compatibility test detecting distance, for the sensor of different model,
In use, it is only necessary to more emat sensor clamping pedestal.
2, detection machine of the present invention, can response time of detection sensor, response frequency simultaneously, and in difference
Whether the functionality under operating voltage is up to standard.
3, the present invention uses rotation mode to detect the response time by using rotary components: passing through induction close to switch
Radial gear, trough type photoelectric sensor design quick change tooling, plunger positioning by induction tooth form turntable.
4, live spindle of the invention design increases the raising rotation of speedup ratio, and then reduction number of gear teeth and turntable are straight
Diameter.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is that the first visual angle of the invention is three-dimensional.
Fig. 2 is that the second visual angle of the invention is three-dimensional.
Fig. 3 is main view of the invention.
Fig. 4 is bottom view of the invention.
Fig. 5 is right view of the invention.
In figure: lower margin idler wheel 1, rack 2, cabinet door 3, servo motor 4, bearing block 5, turn-screw 6, sliding base 7, sensing
Device clamping pedestal 8, rotating handles 10, radial gear 11, tooth form turntable 12, standard first sensor mounting base 13, second sense
Device mounting base 14, trough type photoelectric sensor 15, oscillograph 16, braced frame 17, voltmeter 18, ammeter 19, distance detection pass
Sensor 20, apart from detection support 21, touch screen 22, top bay 23, workbench 24, motor 25.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
Referring to Fig. 1-5, a kind of Multifunction Sensor performance detection machine, it includes rack 2, and the top of the rack 2 is fixed
Workbench 24 is installed, is equipped on the workbench 24 and moves horizontally microscope carrier, it is described to move horizontally on microscope carrier equipped with sliding
The top of pedestal 7, the sliding base 7 is removably equipped with sensor clamping pedestal 8, the level by rotating handles 10
The side of mobile microscope carrier is provided with the rotary components for detection sensor response time and frequency.The top of the workbench 24
It is further fixed on top bay 23, the top of the top bay 23 is fixed with the oscillograph 16 for display waveform, in top machine
The ammeter 19 of display electric current and the voltmeter 18 for showing voltage are installed on the front side wall of frame 23；In the side of ammeter 19
While being provided with the touch screen 22 for human-computer interaction.By using the detection machine of above structure, is detected and rung by rotary components
Between seasonable, oscillograph 16 shows the response time and response frequency that the time detects, the adjustment detection zone of voltmeter and ammeter
Between be worth inner sensor performance, move horizontally microscope carrier and differential head detection distance of reaction.Touch screen 22 is man-machine interface, can be with
The tested sensor model number of convenient selection, whether interior setting parameter, it is qualified to sentence automatically.
Further, the bottom four corners of the rack 2 are equipped with lower margin idler wheel 1, and the bottom cabinet of the rack 2 is equipped with
Cabinet door 3, in bottom, box house is provided with electric cabinet.Facilitate the movement of entire detection machine by lower margin idler wheel 1.
Further, the microscope carrier that moves horizontally includes servo motor 4, and the output shaft of the servo motor 4 passes through shaft coupling
Device is connected with one end of turn-screw 6, and the both ends of the turn-screw 6 are supported on the top of bearing block 5, the turn-screw 6
Lead screw transmission cooperation is constituted with the screw nut sleeve for being mounted on 7 bottom of sliding base, and it is mobile to drive it along sliding rail.Pass through water
Dynamic load platform is translated mainly for detection of distance, in use, turn-screw 6 is driven by servo motor 4, and then pass through biography
Dynamic lead screw 6 drives matched sliding base 7, and then is moved by the mobile drive sensor clamping pedestal 8 of sliding base 7
It is dynamic, and then realize the detection of distance.
Further, the two sides of the sensor clamping pedestal 8 are provided with the limit for matching with rotating handles 10
Slot is provided with multiple locating slots 9 for clamping sensor to be detected at the top of sensor clamping pedestal 8.By above-mentioned
Clamping device, facilitates the replacement of sensor clamping pedestal 8, and then improves work efficiency.
Further, the rotary components include braced frame 17, are equipped with live spindle in the braced frame 17, institute
It states live spindle to be connected with the power device for driving it to rotate, radial 11 He of gear is installed simultaneously in the live spindle
Tooth form turntable 12 is equipped with the first sensor mounting base 13 for installing sensor, the support in the braced frame 17
The top of frame 17 is equipped with the second sensor mounting base 14 for fixing trough type photoelectric sensor 15.The power device packet
Motor 25 is included, driving pulley is installed, the driving pulley is by synchronous belt and is mounted on rotation on the main shaft of the motor 25
Driven pulley engaged transmission on main shaft.By above-mentioned rotary components, in the course of work, can be driven by motor 25 driven
Belt wheel, and then live spindle is driven by driven drive, and by live spindle synchronous drive radial direction gear 11 and tooth form turntable 12,
Its performance is detected by induction tooth form turntable 12 by incuding radial gear 11, trough type photoelectric sensor close to switch.
Further, the diameter of the radial gear 11 is less than the diameter of tooth form turntable 12, uniformly distributed on radial gear 11
It is machined with for detecting the conical tooth close to switch, is uniformly machined on the tooth form turntable 12 for detecting groove type photoelectric switch
Rectangular teeth.Pass through the not isodont performance different come detection sensor.
Further, the top of the workbench 24 is fixed with for detecting distance apart from detection components, the distance
Detection components include be fixed on workbench 24 apart from detection support 21, the top apart from detection support 21 be fixed with away from
From detection sensor 20.Distance is able to detect apart from detection components by above-mentioned.
Working process and principle of the invention:
Firstly, the sensor detected will be needed to be separately mounted on corresponding sensor clamping seat, then, start rotary components,
Driven pulley is driven by motor 25, and then live spindle is driven by driven drive, and radial by live spindle synchronous drive
Gear 11 and tooth form turntable 12 pass through induction tooth form turntable by incuding radial gear 11, trough type photoelectric sensor close to switch
12, and then its performance is detected, most of sensors of 30cm, the folder of more emat sensor can be less than with compatibility test detecting distance
Tool, while whether detect the functionality under response time, response frequency, different operating voltage up to standard.
Claims (9)
1. a kind of Multifunction Sensor performance detection machine, it is characterised in that: it includes rack (2), and the top of the rack (2) is solid
Dingan County is equipped with workbench (24), is equipped on the workbench (24) and moves horizontally microscope carrier, described move horizontally is carried on microscope carrier
Have sliding base (7), the top of the sliding base (7) is removably equipped with sensor clamping bottom by rotating handles (10)
Seat (8), the side for moving horizontally microscope carrier is provided with the rotary components for detection sensor response time and frequency.
2. a kind of Multifunction Sensor performance detection machine according to claim 1, it is characterised in that: the bottom of the rack (2)
Portion quadrangle is equipped with lower margin idler wheel (1), and the bottom cabinet of the rack (2) is equipped with cabinet door (3), is arranged in bottom box house
There is electric cabinet.
3. a kind of Multifunction Sensor performance detection machine according to claim 1, it is characterised in that: described to move horizontally microscope carrier
Including servo motor (4), the output shaft of the servo motor (4) is connected by shaft coupling with one end of turn-screw (6), described
The both ends of turn-screw (6) are supported on the top of bearing block (5), the turn-screw (6) and are mounted on sliding base (7) bottom
Screw nut sleeve constitute lead screw transmission cooperation, and it is mobile to drive it along sliding rail.
4. a kind of Multifunction Sensor performance detection machine according to claim 1, it is characterised in that: the workbench (24)
Top is further fixed on top bay (23), and the oscillograph for display waveform is fixed at the top of the top bay (23)
(16), the ammeter (19) and the voltmeter for showing voltage that display electric current is equipped on the front side wall of top bay (23)
(18)；The side of ammeter (19) is provided with the touch screen (22) for human-computer interaction.
5. a kind of Multifunction Sensor performance detection machine according to claim 1, it is characterised in that: sensor clamping bottom
The two sides of seat (8) are provided with the limiting slot for matching with rotating handles (10), set at the top of sensor clamping pedestal (8)
It is equipped with multiple locating slots (9) for clamping sensor to be detected.
6. a kind of Multifunction Sensor performance detection machine according to claim 1, it is characterised in that: the rotary components include
Braced frame (17), is equipped with live spindle on the braced frame (17), the live spindle with for driving it to rotate
Power device is connected, and is equipped with radial gear (11) and tooth form turntable (12), the braced frame in the live spindle simultaneously
(17) the first sensor mounting base (13) for installing sensor is installed on, is equipped at the top of the braced frame (17)
For fixing the second sensor mounting base (14) of trough type photoelectric sensor (15).
7. a kind of Multifunction Sensor performance detection machine according to claim 6, it is characterised in that: the power device includes
Motor is equipped with driving pulley on the main shaft of the motor, and the driving pulley is by synchronous belt and is mounted in live spindle
Driven pulley engaged transmission.
8. a kind of Multifunction Sensor performance detection machine according to claim 6, it is characterised in that: the radial direction gear (11)
Diameter be less than tooth form turntable (12) diameter, be uniformly machined on radial gear (11) for detect close to switch taper
Tooth is uniformly machined with the rectangular teeth for detecting groove type photoelectric switch on the tooth form turntable (12).
9. a kind of Multifunction Sensor performance detection machine according to claim 1, it is characterised in that: the workbench (24)
Top is fixed with for detecting distance apart from detection components, and described apart from detection components includes being fixed on workbench (24)
It is described that distance detection sensor (20) are fixed at the top of detection support (21) apart from detection support (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910403333.1A CN110044404B (en) | 2019-05-15 | 2019-05-15 | Multifunctional sensor performance detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910403333.1A CN110044404B (en) | 2019-05-15 | 2019-05-15 | Multifunctional sensor performance detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110044404A true CN110044404A (en) | 2019-07-23 |
| CN110044404B CN110044404B (en) | 2024-03-22 |
Family
ID=67282023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910403333.1A Active CN110044404B (en) | 2019-05-15 | 2019-05-15 | Multifunctional sensor performance detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110044404B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116242414A (en) * | 2023-05-12 | 2023-06-09 | 深圳深浦电气有限公司 | Response time detection system and detection device |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000186927A (en) * | 1998-12-21 | 2000-07-04 | Mitsutoyo Corp | Evaluating method for detector |
| US20040108448A1 (en) * | 2002-07-22 | 2004-06-10 | Leica Microsystems Semiconductor Gmbh | Apparatus and Method for Calibration of an Optoelectronic Sensor and for Mensuration of Features on a Substrate |
| CN101995326A (en) * | 2009-08-25 | 2011-03-30 | 上海诚测电子科技发展有限公司 | Test bed for testing comprehensive performance of LED modules |
| CN102680015A (en) * | 2012-05-02 | 2012-09-19 | 北京工业大学 | Proximity switch sensor tester |
| CN202994466U (en) * | 2012-12-28 | 2013-06-12 | 四川诚邦测控技术有限公司 | CVT test system |
| CN103558548A (en) * | 2013-11-04 | 2014-02-05 | 江苏汇尔豪电机科技有限公司 | Multifunctional servo motor performance testing device and testing system thereof |
| CN103674100A (en) * | 2013-12-25 | 2014-03-26 | 广州广电运通金融电子股份有限公司 | Encoder photoelectric sensor detection circuit and encoder detection system |
| KR101399211B1 (en) * | 2013-12-26 | 2014-06-27 | 주식회사 리얼게인 | A sensor performance test apparatus and a control method thereof |
| CN104237775A (en) * | 2013-06-21 | 2014-12-24 | 上海工程技术大学 | Mechanical system for intelligently detecting operation frequency of proximity switch |
| CN204758783U (en) * | 2015-07-06 | 2015-11-11 | 青岛茂源金属集团有限公司 | Travel switch proximity switch photoelectric switch performance detection device |
| CN205483012U (en) * | 2016-04-01 | 2016-08-17 | 南京慧感电子科技有限公司 | Photoelectric sensor test equipment |
| CN206601146U (en) * | 2017-03-25 | 2017-10-31 | 深圳市容亮电子有限公司 | A kind of detection means of inductance type transducer response frequency |
| CN207649644U (en) * | 2017-12-13 | 2018-07-24 | 湖北恒义智能科技有限公司 | A kind of photoelectric sensor response speed test device |
| CN208187440U (en) * | 2018-05-03 | 2018-12-04 | 苏州迪安电子有限公司 | A kind of test device for photoelectric sensor |
| CN209689660U (en) * | 2019-05-15 | 2019-11-26 | 湖北远蓝机器有限公司 | A kind of Multifunction Sensor performance detection machine |
-
2019
- 2019-05-15 CN CN201910403333.1A patent/CN110044404B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000186927A (en) * | 1998-12-21 | 2000-07-04 | Mitsutoyo Corp | Evaluating method for detector |
| US20040108448A1 (en) * | 2002-07-22 | 2004-06-10 | Leica Microsystems Semiconductor Gmbh | Apparatus and Method for Calibration of an Optoelectronic Sensor and for Mensuration of Features on a Substrate |
| CN101995326A (en) * | 2009-08-25 | 2011-03-30 | 上海诚测电子科技发展有限公司 | Test bed for testing comprehensive performance of LED modules |
| CN102680015A (en) * | 2012-05-02 | 2012-09-19 | 北京工业大学 | Proximity switch sensor tester |
| CN202994466U (en) * | 2012-12-28 | 2013-06-12 | 四川诚邦测控技术有限公司 | CVT test system |
| CN104237775A (en) * | 2013-06-21 | 2014-12-24 | 上海工程技术大学 | Mechanical system for intelligently detecting operation frequency of proximity switch |
| CN103558548A (en) * | 2013-11-04 | 2014-02-05 | 江苏汇尔豪电机科技有限公司 | Multifunctional servo motor performance testing device and testing system thereof |
| CN103674100A (en) * | 2013-12-25 | 2014-03-26 | 广州广电运通金融电子股份有限公司 | Encoder photoelectric sensor detection circuit and encoder detection system |
| KR101399211B1 (en) * | 2013-12-26 | 2014-06-27 | 주식회사 리얼게인 | A sensor performance test apparatus and a control method thereof |
| CN204758783U (en) * | 2015-07-06 | 2015-11-11 | 青岛茂源金属集团有限公司 | Travel switch proximity switch photoelectric switch performance detection device |
| CN205483012U (en) * | 2016-04-01 | 2016-08-17 | 南京慧感电子科技有限公司 | Photoelectric sensor test equipment |
| CN206601146U (en) * | 2017-03-25 | 2017-10-31 | 深圳市容亮电子有限公司 | A kind of detection means of inductance type transducer response frequency |
| CN207649644U (en) * | 2017-12-13 | 2018-07-24 | 湖北恒义智能科技有限公司 | A kind of photoelectric sensor response speed test device |
| CN208187440U (en) * | 2018-05-03 | 2018-12-04 | 苏州迪安电子有限公司 | A kind of test device for photoelectric sensor |
| CN209689660U (en) * | 2019-05-15 | 2019-11-26 | 湖北远蓝机器有限公司 | A kind of Multifunction Sensor performance detection machine |
Non-Patent Citations (1)
| Title |
|---|
| 刘汝斌;程武山;: "接近开关操作频率智能检测***的研究与开发", 上海工程技术大学学报, no. 04, 30 December 2012 (2012-12-30) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116242414A (en) * | 2023-05-12 | 2023-06-09 | 深圳深浦电气有限公司 | Response time detection system and detection device |
| CN116242414B (en) * | 2023-05-12 | 2023-08-11 | 深圳深浦电气有限公司 | Response time detection system and detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110044404B (en) | 2024-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207439389U (en) | The device that a kind of concentricity for hole system detects | |
| CN209689660U (en) | A kind of Multifunction Sensor performance detection machine | |
| CN114608462A (en) | Full-automatic belt pulley blank centre bore position detection device | |
| CN110044404A (en) | A kind of Multifunction Sensor performance detection machine | |
| CN220982544U (en) | Rotor balance testing machine based on vibration analysis | |
| CN114441210A (en) | Working platform of intelligent quality inspection equipment for comprehensive performance of electric cylinder | |
| CN116773663B (en) | Ultrasonic technology crack detection system for concrete | |
| CN104389777B (en) | Lubricating oil pump test device | |
| CN206192275U (en) | Laser disk axle class part measuring appearance | |
| CN210108323U (en) | Action angle testing device | |
| CN108214305A (en) | Abrasion of grinding wheel measurement equipment and abrasion of grinding wheel measuring method | |
| CN209027403U (en) | A kind of novel test device for high technology ceramics | |
| CN103792099B (en) | Comprehensive detection equipment for sunshade products for buildings | |
| CN109521220A (en) | A kind of test method based on DC motor rotor test equipment | |
| CN212674956U (en) | Helicopter revolution speed sensor detects calibrating device | |
| CN210938011U (en) | Automatic tooth depth measuring and screw locking double-station integrated machine | |
| CN104931880B (en) | Rotor intelligence beat test system | |
| CN208187370U (en) | A kind of portable three-coordinate detection device mobile work platform | |
| CN208720962U (en) | A kind of gear double-side meshed comprehensive measuring instrument with laser marking function | |
| CN202614202U (en) | Full-automation worm-gear double-meshing measurement machine | |
| CN220933175U (en) | Programmable testing device for multi-path intelligent three-phase digital multifunctional instrument | |
| CN218211280U (en) | Annular component measuring equipment | |
| CN218411016U (en) | Flatness detection device | |
| CN218298311U (en) | Distribution automation integration detection device | |
| CN213574062U (en) | Depth measuring device for oil gas logging |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |