CN107340295A - A kind of motor commutator detection device - Google Patents
A kind of motor commutator detection device Download PDFInfo
- Publication number
- CN107340295A CN107340295A CN201611211060.3A CN201611211060A CN107340295A CN 107340295 A CN107340295 A CN 107340295A CN 201611211060 A CN201611211060 A CN 201611211060A CN 107340295 A CN107340295 A CN 107340295A
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- liang
- riser
- image acquisition
- transmission belt
- axle truss
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- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 239000011521 glass Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 4
- 230000008569 process Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 38
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/015—Apparatus with interchangeable optical heads or interchangeable block of optics and detector
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- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Textile Engineering (AREA)
- Engineering & Computer Science (AREA)
- Manipulator (AREA)
Abstract
The invention belongs to technical field of motor manufacture, more particularly to a kind of motor commutator detection device, including body frame, first riser is provided with top image collecting mechanism and first liang of axle truss robot, bottom image acquisition mechanism is provided with below the clear glass, second riser is provided with second liang of axle truss robot and face of cylinder image acquisition mechanism, first liang of axle truss robot is electrically connected with the first intelligent control key, second liang of axle truss robot is electrically connected with the second intelligent control key, the top image collecting mechanism, the output end of bottom image acquisition mechanism and face of cylinder image acquisition mechanism is electrically connected with picture processing chip, the output end of described image process chip electrically connects with the second intelligent control key.The purpose of the present invention is：Cause accuracy of detection low by artificial detection for solving present most of engine commutators, and need substantial amounts of manpower, the problem of cost is higher.
Description
Technical field
The invention belongs to technical field of motor manufacture, and in particular to a kind of motor commutator detection device.
Background technology
In direct current generator, AC series excited machine manufacture, commutator (being commonly called as commutator) is key components and parts, its quality water
The flat complete machine quality for directly affecting motor.
Commutator the open defect such as damages and table because own material defect, manufacturing deficiency or logistics transmit improper generation
Reveal the appearance quality come, must be rejected as defective products.Existing quality control model is artificial visual
Check.
Problems be present in prior art：
1st, pattern is more the defects of product, and rejected region is random, defect characteristic unobvious etc., to the judgement of reviewer
Have high requirements；
If the 2, product quantity is huge, hand inspection is easy to visual fatigue occur, and missing inspection situation happens occasionally, Er Qieren
Power cost is high.
Therefore there is the problem of poor reliability, human cost is high in prior art.
The content of the invention
The purpose of the present invention is：A kind of motor commutator detection device is aimed to provide, for solving present most of motors
The problem of commutator causes accuracy of detection low by artificial detection, and needs substantial amounts of manpower, and cost is higher.
To realize above-mentioned technical purpose, the technical solution adopted by the present invention is as follows：
A kind of motor commutator detection device, including body frame, the body frame are stood including the first riser, second
Plate, bottom plate and dividing plate, first riser are provided with some first carrying rollers, are provided with and roll between first carrying roller and the first riser
Bearing, first carrying roller are provided with feeding belt, and the right-hand member of the feeding belt is provided with the first drive, and the feeding belt is around being located at
On first drive, first drive is connected with the first driving motor, and first riser gathers provided with top image
Mechanism and first liang of axle truss robot, the top image collecting mechanism are located above feeding belt, first liang of axle truss
The right-hand member end of robot is located at the top of feeding belt left end, and glove is provided with below the left end of first liang of axle truss robot
Plate, the shelf are provided with clear glass, and bottom image acquisition mechanism is provided with below the clear glass, is gone back on the shelf
Provided with swivel plate, the swivel plate is connected with electric rotating machine, and the clutch end of the electric rotating machine is connected with swivel plate, described
Bottom image acquisition mechanism, shelf and electric rotating machine are installed on dividing plate, and first riser is provided with and shelf position
Corresponding electric pushrod is put, second riser is provided with second liang of axle truss robot and face of cylinder image acquisition mechanism,
Second riser is additionally provided with some second rollers and some 3rd carrying rollers, the second roller and the 3rd carrying roller and the second riser
Between be provided with rolling bearing, the second roller is provided with qualified transmission belt, and the left end of the qualified transmission belt is provided with the second transmission
Wheel, for the qualified transmission belt around being located on the second drive, second drive is connected with the second driving motor, and the described 3rd
Carrying roller is provided with unqualified transmission belt, and the right-hand member of the unqualified transmission belt is provided with the 3rd drive, the unqualified transmission belt
Around being located on the 3rd drive, the 3rd drive is connected with the 3rd driving motor, and the swivel plate is located at qualified transmission belt
Between unqualified transmission belt, top, right side that the left side of second liang of axle truss robot is located at qualified transmission belt are located at
The top of unqualified transmission belt, first liang of axle truss robot are electrically connected with the first intelligent control key, second liang of axle
Truss robot is electrically connected with the second intelligent control key, the top image collecting mechanism, bottom image acquisition mechanism and cylinder
The output end of face image acquisition mechanism is electrically connected with picture processing chip, the output end of described image process chip and the second intelligence
Can operating key electrical connection.
Using the invention of above-mentioned technical proposal, during using motor commutator detection device, pass through the first motor, the first transmission
The cooperation of wheel, the first carrying roller and feeding belt, transports what can properly be picked up to first liang of axle truss robot by engine commutator
Position, while top image collecting mechanism is to carrying out IMAQ, first liang of axle truss machine of fuel oil at the top of engine commutator
Engine commutator is transferred on clear glass by people, and carrying out image to engine commutator bottom with bottom image acquisition mechanism adopts
Collection, engine commutator is shifted onto on swivel plate, make its rotation by electric rotating machine, while adopted with face of cylinder image with electric pushrod
Collecting mechanism is to carrying out IMAQ around engine commutator, by top image collecting mechanism, bottom image acquisition mechanism and circle
For the image transmitting of cylindrical picture collecting mechanism collection into picture processing chip, picture processing chip passes through the standard drawing with prestoring
The second intelligent control key is transferred to as being contrasted, and by qualified or discord lattice signal, when unqualified, the second intelligent control key makes
Second liang of axle truss robot moves on to engine commutator in unqualified transmission belt, and when qualified, the second intelligent control key makes second
Two axle truss robots move on to engine commutator in qualified transmission belt.Such design, it can make to detect in engine commutator
During, accuracy of detection is higher, and human cost is relatively low.
Further limit, the top image collecting mechanism, bottom image acquisition mechanism and face of cylinder image acquisition mechanism
Structure it is identical, such design, top image collecting mechanism, bottom image acquisition mechanism and face of cylinder IMAQ can be made
Mechanism is used interchangeably, cost-effective.
Further limit, the top image collecting mechanism includes the second electric pushrod and image capture instrument, described image
Acquisition Instrument is arranged on the second electric pushrod, such design, can be adjusted the position of image capture instrument as needed, be made detection
It is more accurate.
Further limit, be provided with baffle plate around the shelf, such design, engine commutator can be prevented from putting
Dropped on thing plate.
Further limit, the structure of first liang of axle truss robot and second liang of axle truss robot is identical, so
Design, structure can be made simpler, it is cost-effective.
Brief description of the drawings
The present invention can be further illustrated by the nonlimiting examples that accompanying drawing provides；
Fig. 1 is a kind of dimensional structure diagram 1 of motor commutator detection device embodiment of the present invention；
Fig. 2 is a kind of dimensional structure diagram 2 of motor commutator detection device embodiment of the present invention；
Main element symbol description is as follows：
First riser 11, the second riser 12, dividing plate 13, the first carrying roller 21, feeding belt 22, top image collecting mechanism 31,
35, first liang of bottom image acquisition mechanism 32, face of cylinder image acquisition mechanism 33, the second electric pushrod 34, image capture instrument axles
Truss robot 41, second liang of axle truss robots 42, shelf 5, clear glass 51, swivel plate 52, electric rotating machine 53, baffle plates
54th, electric pushrod 6, second roller 71, qualified transmission belt 72, the 3rd carrying roller 81, unqualified transmission belt 82.
Embodiment
In order that the present invention may be better understood in those skilled in the art, with reference to the accompanying drawings and examples to this hair
Bright technical scheme further illustrates.
As shown in figure 1, a kind of motor commutator detection device of the present invention, including body frame, body frame includes the
One riser 11, the second riser 12, bottom plate and dividing plate 13, the first riser 11 are provided with some first carrying rollers 21, the first carrying roller 21 and
Rolling bearing is provided between one riser 11, the first carrying roller 21 is provided with feeding belt 22, and the right-hand member of feeding belt 22 is provided with the first transmission
Wheel, for feeding belt 22 around being located on the first drive, the first drive is connected with the first driving motor, and the first riser 11 is provided with top
Portion's image acquisition mechanism 31 and first liang of axle truss robot 41, top image collecting mechanism 31 are located at the top of feeding belt 22, the
The right-hand member end of one or two axle truss robot 41 is located at the top of the left end of feeding belt 22, under the left end of first liang of axle truss robot 41
Side is provided with shelf 5, and shelf 5 is provided with clear glass 51, and the lower section of clear glass 51 is provided with bottom image acquisition mechanism 32, glove
Swivel plate 52 is additionally provided with plate 5, swivel plate 52 is connected with electric rotating machine 53, clutch end and the swivel plate 52 of electric rotating machine 53
Connection, bottom image acquisition mechanism 32, shelf 5 and electric rotating machine 53 are installed on dividing plate 13, and the first riser 11 is provided with
The electric pushrod 6 corresponding with the position of shelf 5, the second riser 12 are provided with second liang of axle truss robot 42 and face of cylinder figure
As collecting mechanism 33, the second riser 12 is additionally provided with some second rollers 71 and some 3rd carrying rollers 81, second roller 71 and the 3rd
Rolling bearing is provided between the riser 12 of carrying roller 81 and second, second roller 71 is provided with qualified transmission belt 72, qualified transmission belt 72
Left end is provided with the second drive, and for qualified transmission belt 72 around being located on the second drive, the second drive is connected with the second transmission electricity
Machine, the 3rd carrying roller 81 are provided with unqualified transmission belt 82, and the right-hand member of unqualified transmission belt 82 is provided with the 3rd drive, unqualified biography
For defeated band 82 around being located on the 3rd drive, the 3rd drive is connected with the 3rd driving motor, and swivel plate 52 is located at qualified transmission belt
Between 72 and unqualified transmission belt 82, the left side of second liang of axle truss robot 42 is located at top, the right side of qualified transmission belt 72
Positioned at the top of unqualified transmission belt 82, first liang of axle truss robot 41 is electrically connected with the first intelligent control key, second liang of axle
Truss robot 42 is electrically connected with the second intelligent control key, top image collecting mechanism 31, bottom image acquisition mechanism 32 and circle
The output end of cylindrical picture collecting mechanism 33 is electrically connected with picture processing chip, the output end of picture processing chip and the second intelligence
Can operating key electrical connection.
In the present embodiment, during using motor commutator detection device, pass through the first motor, the first drive, the first carrying roller
With the cooperation of feeding belt 22, engine commutator is transported to the position that can be properly picked up to first liang of axle truss robot 41, together
When top image collecting mechanism 31 to carrying out IMAQ at the top of engine commutator, fuel oil is with first liang of general of axle truss robot 41
Engine commutator is transferred on clear glass 51, and carrying out image to engine commutator bottom with bottom image acquisition mechanism 32 adopts
Collection, engine commutator is shifted onto on swivel plate 52, make its rotation by electric rotating machine 53, while use the face of cylinder with electric pushrod 6
Image acquisition mechanism 33 adopts top image collecting mechanism 31, bottom diagram picture to carrying out IMAQ around engine commutator
Into picture processing chip, picture processing chip passes through the image transmitting that collecting mechanism 32 and face of cylinder image acquisition mechanism 33 gather
Contrasted with the standard picture to prestore, and qualified or discord lattice signal is transferred to the second intelligent control key, when unqualified, the
Two intelligent control keys make second liang of axle truss robot 42 move on to engine commutator in unqualified transmission belt 82, when qualified, the
Two intelligent control keys make second liang of axle truss robot 42 move on to engine commutator in qualified transmission belt 72.Such design,
It can make in engine commutator detection process, accuracy of detection is higher, and human cost is relatively low.
The structure of preferred top image acquisition mechanism 31, bottom image acquisition mechanism 32 and face of cylinder image acquisition mechanism 33
It is identical, such design, top image collecting mechanism 31, bottom image acquisition mechanism 32 and face of cylinder IMAQ machine can be made
Structure 33 is used interchangeably, cost-effective.In fact, top image collecting mechanism 31, bottom can also be considered as the case may be
33 respective structure of portion's image acquisition mechanism 32 and face of cylinder image acquisition mechanism.
Preferred top image acquisition mechanism 31 includes the second electric pushrod 34 and image capture instrument 35, and image capture instrument 35 is pacified
On the second electric pushrod 34, such design, the position of image capture instrument 35 can be adjusted as needed, makes detection more
Accurately.In fact, the structure of top image collecting mechanism 31 can also be considered as the case may be.
It is preferred that being provided with baffle plate 54 around shelf 5, such design, it can prevent engine commutator from shelf 5
Drop.In fact, it can also consider to prevent the structure that engine commutator drops from shelf 5 as the case may be.
It is preferred that first liang of axle truss robot 41 is identical with the structure of second liang of axle truss robot 42, such design,
Structure can be made simpler, it is cost-effective.In fact, first liang of axle truss robot 41 can also be considered as the case may be
With second liang of 42 respective structure of axle truss robot.
The principle and its effect of the merely exemplary explanation present invention of above-described embodiment, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, all those of ordinary skill in the art without departing from disclosed spirit with being completed under technological thought
All equivalent modifications or change, should by the present invention claim be covered.
Claims (5)
1. a kind of motor commutator detection device, including body frame, the body frame is stood including the first riser (11), second
Plate (12), bottom plate and dividing plate (13), it is characterised in that：First riser (11) is provided with some first carrying rollers (21), and described
Rolling bearing is provided between one carrying roller (21) and the first riser (11), first carrying roller (21) is provided with feeding belt (22), institute
The right-hand member for stating feeding belt (22) is provided with the first drive, and around being located on the first drive, described first passes the feeding belt (22)
Driving wheel is connected with the first driving motor, and first riser (11) is provided with top image collecting mechanism (31) and first liang of axle purlin
Frame robot (41), the top image collecting mechanism (31) are located above feeding belt (22), first liang of axle truss machine
The right-hand member end of people (41) is located at the top of feeding belt (22) left end, is set below the left end of first liang of axle truss robot (41)
There is shelf (5), the shelf (5) is provided with clear glass (51), adopted below the clear glass (51) provided with bottom diagram picture
Collecting mechanism (32), swivel plate (52) is additionally provided with the shelf (5), the swivel plate (52) is connected with electric rotating machine (53),
The clutch end of the electric rotating machine (53) is connected with swivel plate (52), the bottom image acquisition mechanism (32), shelf
(5) it is installed in electric rotating machine (53) on dividing plate (13), first riser (11) is provided with relative with shelf (5) position
The electric pushrod (6) answered, second riser (12) are provided with second liang of axle truss robot (42) and face of cylinder IMAQ
Mechanism (33), second riser (12) are additionally provided with some second rollers (71) and some 3rd carrying rollers (81), second support
Rolling bearing is provided between roller (71) and the 3rd carrying roller (81) and the second riser (12), the second roller (71) is provided with qualified biography
Defeated band (72), the left end of the qualified transmission belt (72) are provided with the second drive, and the qualified transmission belt (72) is around being located at second
On drive, second drive is connected with the second driving motor, and the 3rd carrying roller (81) is provided with unqualified transmission belt
(82), the right-hand member of the unqualified transmission belt (82) is provided with the 3rd drive, and the unqualified transmission belt (82) is around being located at the 3rd
On drive, the 3rd drive is connected with the 3rd driving motor, the swivel plate (52) be located at qualified transmission belt (72) with
Between unqualified transmission belt (82), the left side of second liang of axle truss robot (42) is located at the upper of qualified transmission belt (72)
Side, right side are located at the top of unqualified transmission belt (82), and first liang of axle truss robot (41) is electrically connected with the first intelligence
Operating key, second liang of axle truss robot (42) are electrically connected with the second intelligent control key, the top image collecting mechanism
(31), the output end of bottom image acquisition mechanism (32) and face of cylinder image acquisition mechanism (33) is electrically connected with image procossing core
Piece, the output end of described image process chip electrically connect with the second intelligent control key.
A kind of 2. motor commutator detection device according to claim 1, it is characterised in that：The top image harvester
Structure (31), bottom image acquisition mechanism (32) are identical with the structure of face of cylinder image acquisition mechanism (33).
A kind of 3. motor commutator detection device according to claim 2, it is characterised in that：The top image harvester
Structure (31) includes the second electric pushrod (34) and image capture instrument (35), and described image Acquisition Instrument (35) is arranged on second and electronic pushed away
On bar (34).
A kind of 4. motor commutator detection device according to claim 3, it is characterised in that：The week of the shelf (5)
Enclose and be provided with baffle plate (54).
A kind of 5. motor commutator detection device according to claim 4, it is characterised in that：First liang of axle truss machine
Device people (41) is identical with the structure of second liang of axle truss robot (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611211060.3A CN107340295A (en) | 2016-12-24 | 2016-12-24 | A kind of motor commutator detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611211060.3A CN107340295A (en) | 2016-12-24 | 2016-12-24 | A kind of motor commutator detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107340295A true CN107340295A (en) | 2017-11-10 |
Family
ID=60222004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611211060.3A Pending CN107340295A (en) | 2016-12-24 | 2016-12-24 | A kind of motor commutator detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107340295A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261399A (en) * | 2019-05-23 | 2019-09-20 | 衢州学院 | Fault detection means for screw rod in machine driving failure |
| CN113390322A (en) * | 2021-07-06 | 2021-09-14 | 深圳市利丰科技有限公司 | Automatic detection device of commutator |
| WO2023272478A1 (en) * | 2021-06-29 | 2023-01-05 | 宁波职业技术学院 | Intelligent automatic detection device for motor commutator |
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| CN104897690A (en) * | 2015-05-22 | 2015-09-09 | 芜湖林一电子科技有限公司 | All-dimensional visual detection device for bearing roller appearance |
| CN104889075A (en) * | 2015-05-22 | 2015-09-09 | 芜湖林一电子科技有限公司 | Vision inspection device for appearance defects of rollers |
| CN104931502A (en) * | 2015-07-03 | 2015-09-23 | 深圳市希帝澳工业自动化设备有限公司 | Multidimensional detection robot and detection method |
| CN106248680A (en) * | 2016-06-03 | 2016-12-21 | 广东工业大学 | A kind of engine commutator quality detecting system based on machine vision and detection method |
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2016
- 2016-12-24 CN CN201611211060.3A patent/CN107340295A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201783472U (en) * | 2010-08-20 | 2011-04-06 | 吴华 | Integrated circuit packaged chip sorting machine |
| CN104897690A (en) * | 2015-05-22 | 2015-09-09 | 芜湖林一电子科技有限公司 | All-dimensional visual detection device for bearing roller appearance |
| CN104889075A (en) * | 2015-05-22 | 2015-09-09 | 芜湖林一电子科技有限公司 | Vision inspection device for appearance defects of rollers |
| CN104931502A (en) * | 2015-07-03 | 2015-09-23 | 深圳市希帝澳工业自动化设备有限公司 | Multidimensional detection robot and detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261399A (en) * | 2019-05-23 | 2019-09-20 | 衢州学院 | Fault detection means for screw rod in machine driving failure |
| CN110261399B (en) * | 2019-05-23 | 2021-07-27 | 衢州学院 | Fault detection device for screw rod in mechanical transmission fault |
| WO2023272478A1 (en) * | 2021-06-29 | 2023-01-05 | 宁波职业技术学院 | Intelligent automatic detection device for motor commutator |
| CN113390322A (en) * | 2021-07-06 | 2021-09-14 | 深圳市利丰科技有限公司 | Automatic detection device of commutator |
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Application publication date: 20171110 |