CN105353029B - Bearing roller automatic flaw detection detection device - Google Patents
Bearing roller automatic flaw detection detection device Download PDFInfo
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- CN105353029B CN105353029B CN201510751563.9A CN201510751563A CN105353029B CN 105353029 B CN105353029 B CN 105353029B CN 201510751563 A CN201510751563 A CN 201510751563A CN 105353029 B CN105353029 B CN 105353029B
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- conductive rod
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Abstract
The invention discloses a kind of bearing roller automatic flaw detection detection devices comprising：Roller clamp system, roller conveyer structure, driving mechanism, the mechanism that magnetizes, several parts of fluorescentmagnetic particle(powder) liquid spraying mechanism and testing agency.Roller clamp system is for clamping the roller to be detected；The roller that roller conveyer structure is used to detect is delivered to roller clamp system, driving mechanism is for making multiple grip rollers rotate, the mechanism that magnetizes to the roller to be detected for carrying out operation of magnetizing, fluorescentmagnetic particle(powder) liquid spraying mechanism is used to spray fluorescentmagnetic particle(powder) liquid to the roller after magnetizing, testing agency is used to carry out automatic detection to the roller after spray, judges whether roller conforms to quality requirements.The apparatus structure is simple, easy to use, can effectively improve production efficiency, reduces labour cost, and improve the quality of detection, so can effective guarantee rail traffic vehicles quality.
Description
Technical field
It is the present invention relates to a kind of automatic flaw detection detection device, more particularly to a kind of for on rail traffic vehicles wheel
Bearing roller carries out the device of automatic flaw detection detection.
Background technology
The rail traffics such as train, subway, light rail become to get in national economy because it has many advantages, such as that freight volume is big, speed is fast
Come more important, and the safety of rail traffic is also increasingly valued by people.During track traffic circulation, wheel
Bearing is the critical component of its operation, and wheel bearing is mainly made of inner ring, outer ring and the roller between Internal and external cycle, in order to
The safety for ensureing vehicle operation, in wheel bearing production process, it is necessary to carry out flaw detection inspection to all parts of wheel bearing
It surveys, to ensure that each component conforms to quality requirements.
It is detected by the way of fluorescent magnetic particle flaw detection for the detection of roller on wheel bearing is main at present, it first will rolling
Son is magnetized, and then sprays fluorescentmagnetic particle(powder) liquid on roller again, finally by the fluorescentmagnetic particle(powder) on manual type detection roller
Trace judges whether the roller meets quality requirement.Inevitably there are problems that missing inspection, false retrieval using manual type,
These all can bring security risk to the operation of rail vehicle.Due to the enormous amount of roller, need to use using manual type
A large amount of staff is detected, and the production cost increases for these Dou Huishi enterprises.It is therefore desirable to design a kind of automation
Equipment realizes the automatic detection of vehicle bearing roller.
Invention content
In order to solve the above technical problems, the embodiment provides one kind to be carried out automatically to vehicle bearing roller
Change the carrying out flaw detection device of detection.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that：A kind of bearing roller automatic flaw detection inspection
Survey device comprising：Roller clamp system, the roller clamp system include two opposite holders in position, on each holder
It is equipped with a movement sliding block, the mobile sliding block can slidably reciprocate on the bracket, and the mobile sliding block is equipped with several flat
The conductive rod of row arrangement, the conductive rod position on two holders is opposite, and the outboard end of the conductive rod is equipped with driving gear, adjacent
The driving gear of conductive rod outboard end is intermeshed；Roller conveyer structure, the roller conveyer structure can be at two including one
The walker moved back and forth between holder, the walker are located between two holders, and the walker is equipped with several transverse directions
The roller bracket of setting；Driving mechanism, the connecting shaft driving mechanism include a driving motor, and the driving motor is connect with one
Axis connection, described two synchromesh gears of connection axis connection, two synchromesh gears drive with one on described two holders respectively
Gear engages；Magnetize mechanism, and the mechanism that magnetizes includes several connecting terminals, and the connecting terminal is connect with the power supply that magnetizes, institute
It states connecting terminal to correspond with the conductive rod position, the connecting terminal is connect with a connecting terminal driving mechanism, described
Connecting terminal driving mechanism can drive the connecting terminal to contact or detach with the conductive rod；Fluorescentmagnetic particle(powder) liquid spraying mechanism,
The fluorescentmagnetic particle(powder) liquid spraying mechanism includes several spray heads, and the spray head is corresponded with the conductive rod position；Detection
Mechanism, testing agency of institute include several circumferential surface detection CCD cameras, and the circumferential surface detection CCD camera is located in rack, the circumferential surface
Detection CCD camera is located at the top of the spray head, the position one of the position and the spray head of the circumferential surface detection CCD camera
One corresponds to, and the circumferential surface detection CCD camera is connect with controller.
Further, the testing agency further includes end face detection device, and the end surface measurement device includes two positions
Opposite end surface measurement CCD camera is set, two end surface measurement CCD cameras are located at the both sides of the walker, the end surface measurement
CCD camera is connect with the controller.
Further, an annular LED ultraviolet lamp is equipped between the end surface measurement CCD camera and the walker, it is described
The camera lens of end surface measurement CCD camera and the circular hole position among the annular LED ultraviolet lamp are corresponding.
Further, circumferential surface illumination LED ultraviolet lamp is additionally provided in the rack.
Further, the mobile sliding block is connect with a push-and-pull cylinder, and the holder is equipped with guide rail, the mobile sliding block
It is slidably connected with the guide rail.
Further, the connecting terminal driving mechanism is a lifting cylinder, the lifting cylinder and the connecting terminal
Connection.
Further, the connecting terminal is located at the top of the conductive rod, the lower surface of the connecting terminal be equipped with
The adaptable arc groove of the conduction rod shape.
Further, the circumferential surface detection CCD camera is mounted on a mounting bracket, and the mounting bracket and a position adjust and fill
Connection is set, the apparatus for adjusting position can drive the mounting bracket or more, left and right directions movement, the apparatus for adjusting position to be located at
In the rack.
Further, the conductive rod is copper rod.
Further, it is arranged with spring on the conductive rod.
Bearing roller automatic flaw detection detection device provided in an embodiment of the present invention has the advantages that：The device makes
Used time is sent transversely arranged roller between two holders by walker, and the position of each roller and conductive rod
Position corresponds, and so latter two movement sliding block relative motion, drives conductive rod to pick up intermediate roller, magnetize mechanism at this time
Connecting terminal movement contacted with conductive rod, so that conductive rod band is supplied electricity to roller and magnetize, at the same time, driving motor work band
Dynamic roller rotates, and the spray head on fluorescentmagnetic particle(powder) liquid spraying mechanism sprays fluorescentmagnetic particle(powder) liquid on roller, then passes through detection machine
CCD camera on structure takes pictures to the surface of roller, and sends the pictures to controller, by controller according to glimmering on photo
Optomagnetic powder trace judges whether the roller conforms to quality requirements.The apparatus structure is simple, easy to use, it can be achieved that magnetizing, spraying
Fluorescentmagnetic particle(powder) liquid, the automation mechanized operation for shooting picture, controller can be according to the fluorescentmagnetic particle(powder) trace automatic decision rollings on picture
Whether son conforms to quality requirements, and the carrying out flaw detection of entire roller can be made to realize automation mechanized operation in this way, can effectively improve production effect
Rate reduces labour cost, and improves the quality of detection, so can effective guarantee rail traffic vehicles quality.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the dimensional structure diagram of the embodiment of the present invention.
Fig. 2 is the front view of the embodiment of the present invention.
Fig. 3 be the driving mechanism of the embodiment of the present invention, roller clamp system structural schematic diagram.
Fig. 4 is the structural schematic diagram of fluorescentmagnetic particle(powder) liquid spraying mechanism of the embodiment of the present invention.
Fig. 5 is the structural schematic diagram of connecting terminal of the embodiment of the present invention.
Fig. 6 is the structural schematic diagram of roller conveyer structure of the embodiment of the present invention.
Fig. 7 is the structural schematic diagram of end surface measurement device of the embodiment of the present invention.
Specific implementation mode
The embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.In the description of the present invention, it is to be understood that,
Term "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and letter
Change description, do not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and
Operation, therefore be not considered as limiting the invention.
Term " first ", " second " are used for description purposes only, be not understood to indicate or imply relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or
It is more than two.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in Figure 1, 2, the art of this patent scheme discloses a kind of bearing roller automatic flaw detection detection device it is mainly wrapped
Include the roller clamp system being arranged on board 1, roller conveyer structure, driving mechanism, the mechanism that magnetizes, fluorescentmagnetic particle(powder) liquid spray thrower
Several parts of structure and testing agency.Roller clamp system is for clamping the roller to be detected；Roller conveyer structure will be for that will detect
Roller be delivered to roller clamp system, driving mechanism is for making the roller of multiple clampings rotate, and the mechanism that magnetizes is for that will examine
The roller of survey carries out operation of magnetizing, and fluorescentmagnetic particle(powder) liquid spraying mechanism is used to spray fluorescentmagnetic particle(powder) liquid, detection to the roller after magnetizing
Mechanism is used to carry out automatic detection to the roller after spray, judges whether roller conforms to quality requirements.
As shown in figure 3, roller clamp system includes two opposite holders in position 2, a movement is equipped on each holder
Sliding block 17, mobile sliding block 17 are connect with a push-and-pull cylinder 34, and holder 2 is equipped with guide rail 18, and mobile sliding block 17 is slided with guide rail 18
Connection, mobile sliding block 17 can slidably reciprocate on holder 2.Mobile sliding block 17 is equipped with several conductive rods 14 arranged in parallel, leads
Torch 14 can move back and forth with mobile sliding block 18, and 14 position of conductive rod on two holders 2 is opposite.It can be between two holders 2
Two brackets 19 are additionally provided with, bracket 19 is equipped with pilot hole, and the position of pilot hole is corresponded with the position of conductive rod 14, conductive
Stick 14 is slidably inserted in pilot hole, can guarantee the conductive rod aligned in position on two holders 1, two opposite conductions in this way
Stick 14 is not in deviation when clamping.In order to clamp roller, spring 23 is also arranged on conductive rod 14.
It is equipped with driving gear 11 in the outboard end of conductive rod 14, the driving gear 11 of adjacent conductive stick outboard end is mutually nibbled
It closes.It is additionally provided with driving mechanism in the side of holder 2, which includes a driving motor 16, and driving motor 16 is
Servo motor, rotational angle are controllable.Driving motor 16 is connect with a connecting shaft 15, and connecting shaft 15 connects two synchromesh gears 4,
Driving motor 16 can drive two 4 synchronous rotaries of synchromesh gear.Two synchromesh gears 4 drive with one on two holders 2 respectively
Moving gear 11 engages, and such driving motor 16 rotates all 11 synchronous rotaries of driving gear that can be driven on two holders.This
Sample will not go out when two opposite 14 jamming rollers of conductive rod and when roller being driven to rotate between conductive rod 14 and the end face of roller
It now rubs, prevents the end face of roller from being spent by mill, can guarantee the spray quality of fluorescentmagnetic particle(powder) liquid in this way, and then ensure roller end face
Detect quality.
The mechanism that magnetizes includes several connecting terminals 13, and connecting terminal 13 is connect with the power transformer 10 that magnetizes, connecting terminal
13 correspond with 14 position of conductive rod, and connecting terminal 13 is connect with a connecting terminal driving mechanism, connecting terminal driving mechanism
Connecting terminal 13 can be driven to contact or detach with conductive rod 14, when two opposite 14 jamming rollers of conductive rod and connecting terminal 13
It when being contacted with conductive rod 14, can be formed into a loop, can magnetize at this time to roller.Connecting terminal as a preferred method,
Driving mechanism is a lifting cylinder 12, and lifting cylinder 12 is connect with connecting terminal 13.Connecting terminal 13 is located at the upper of conductive rod 14
Side, the lower surface of connecting terminal 13 are equipped with the arc groove 22 being adapted with 14 shape of conductive rod（As shown in Figure 5）.Work as lifting in this way
When cylinder 12 drives connecting terminal 13 to move down, being just absorbed in arc groove 22 for conductive rod 14 can increase conductive rod in this way
14 with the contact area of connecting terminal 13, to make charge circuit more stablize.Conductive rod 14 can as a preferred method,
Copper rod is selected, conductive rod can be made more wear-resisting in this way.
As shown in figure 4, fluorescentmagnetic particle(powder) liquid spraying mechanism includes several spray heads 9, the position one of spray head 9 and conductive rod 14
One corresponds to.Spray head 9 may be provided on bracket 19, and spray head 9 is used to spray fluorescent magnetic to the roller between two conductive rods 14
Powder liquid.Spray head 9 is connect with spray tube 20, and spray tube 20 is connect with a thermostat, can make spray by the thermostat
Fluorescentmagnetic particle(powder) liquid is maintained at stationary temperature, can make that fluorescentmagnetic particle(powder) liquid sprays on roller 14 in this way more uniformly, prevent because
Spray magnetic liquid overheat forms irregular magnetic trace on 21 surface of roller and influences testing result.Also can on end face in order to make roller
The enough upper fluorescentmagnetic particle(powder) liquid of spray, can be equipped with protrusion in the end face of conductive rod 14, in this way in 14 jamming roller 21 of conductive rod, can subtract
Few contact area, so as to enable the end face of roller more to be contacted with fluorescentmagnetic particle(powder) liquid.
As shown in fig. 6, roller conveyer structure includes a walker that can move back and forth between two supports 24, walking
Frame 24 is located between two holders 2, and walker 24 is connect with a transmission mechanism, and transmission mechanism can drive walker 24 defeated along roller
Direction is sent to move back and forth.The mechanical structure of achievable Linear transmissions various in the prior art can be selected in transmission mechanism.As one kind
Specific implementation mode, the transmission mechanism select a leadscrew-nut mechanism 26, walker 24 to be connect with the nut of leadscrew-nut mechanism.
Walker 24 is equipped with a tray, and tray is equipped with several roller brackets 25, the number of roller bracket 25 on mobile sliding block 17
The number of conductive rod 14 is identical.When in use, roller 21 is placed in roller bracket 25 by walker 24 the roller conveyer structure
It is passed between two brackets 19, so latter two movement 17 relative motion of sliding block, the roller in such roller bracket 25 can
It is clamped by the conductive rod 14 on both sides.
As shown in Figure 1, 2, testing agency includes several circumferential surface detection CCD cameras 8, and circumferential surface detection CCD camera 8 is located at rack
On 3, circumferential surface detection CCD camera 8 divides the two rows for parallel arranged, and the camera lens of two rows of cameras is opposite, and circumferential surface detects CCD camera 8
In the top of spray head 9, circumferential surface detects the position of CCD camera 8 and is corresponded with the position of spray head 9, and CCD is detected by circumferential surface
Camera 8 to the peripheral surface for being clamped in the roller between two conductive rods 14 can take pictures.Circumferential surface detects CCD camera 8
It is connect with controller, the photo of shooting is sent to controller by circumferential surface detection CCD camera 8, by controller according to corresponding algorithm
Photo is analyzed, and then judges whether the quality of roller is qualified.
In order to ensure the quality taken pictures, two circumferential surface illumination LED ultraviolet lamps 7, two circumferential surface illuminations are additionally provided in rack 3
LED ultraviolet lamps 7 are located at the outside of two rows of circumferential surfaces detection CCD cameras 8, and circumferential surface illumination LED ultraviolet lamp 7 can be as light source
Illumination is provided when taking pictures.Circumferential surface detects CCD camera 8 and is mounted on a mounting bracket 6, and mounting bracket 6 and an apparatus for adjusting position 5 connect
It connects, apparatus for adjusting position 5 can drive about 6 mounting bracket, move left and right, and apparatus for adjusting position 5 is located in rack 3, passes through position
Regulating device 5 can very easily adjust the position of circumferential surface detection CCD camera 8, to can reach best shooting effect.
As shown in fig. 7, the testing agency further includes end face detection device, end surface measurement device includes that two positions are opposite
End surface measurement CCD camera 27, two end surface measurement CCD cameras 27 are staggered certain distance.Two end surface measurement cameras 27 are fixed
On holder 30, two end surface measurement cameras 27 are located at the both sides of walker 24, in end surface measurement CCD camera 27 and walker 24
Between be equipped with an annular LED ultraviolet lamp 28, the circular hole of the camera lens of end surface measurement CCD camera 27 and 28 centre of annular LED ultraviolet lamp
29 positions correspond to, end surface measurement CCD camera 27 with also connect with controller, annular LED ultraviolet lamp 28 is fixed on holder 31.End
The photo of shooting is sent to controller for taking pictures to the end face of roller by face detection camera 27, by controller according to
Corresponding algorithm analyzes photo, and then judges whether the quality of roller is qualified.Annular LED ultraviolet lamp 28 is set in addition to carrying
It is outer for illuminating, end surface measurement CCD camera 27 can also be made to be focused by circular hole 29, preferably shooting effect reachable in this way
Fruit.End surface measurement CCD camera 27 can connect with transversal driving mechanism 33 and longitudinal driving mechanism 32 as a preferred method,
It connects, it can very convenient 27 position of adjustment end surface measurement CCD camera by transversal driving mechanism 33 and longitudinal driving mechanism 32.
Transversely arranged roller when in use, is transported to by the device by the walker of roller conveyer structure by walker
Between two holders of roller clamp system, and the position of each roller and the position of conductive rod correspond, so latter two
Movement sliding block relative motion, drives conductive rod to pick up intermediate roller, connecting terminal movement and the conduction of the mechanism that magnetizes at this time
Stick contacts, and so that conductive rod band is supplied electricity to roller and magnetizes, and at the same time, driving motor work drives roller rotation, fluorescentmagnetic particle(powder)
Spray head on liquid spraying mechanism sprays fluorescentmagnetic particle(powder) liquid on roller, then by the CCD camera in testing agency to roller
Surface take pictures, and send the pictures to controller, the rolling judged according to the fluorescentmagnetic particle(powder) trace on photo by controller
Whether son conforms to quality requirements.The apparatus structure is simple, easy to use, it can be achieved that magnetizing, spraying fluorescentmagnetic particle(powder) liquid, shooting picture
Automation mechanized operation, whether controller can conform to quality requirements according to the fluorescentmagnetic particle(powder) trace automatic decision roller on picture,
The carrying out flaw detection of entire roller can be made to realize automation mechanized operation in this way, production efficiency can be effectively improved, reduce labour cost, and carry
The quality of high detection, so can effective guarantee rail traffic vehicles quality.
The above description is merely a specific embodiment, in the description of this specification, specific features, structure, material
Material or feature can be combined in any suitable manner in any one or more of the embodiments or examples.Therefore the guarantor of the present invention
Shield range is not limited thereto, and any one skilled in the art in the technical scope disclosed by the present invention, can be light
It is readily conceivable that change or replacement, should be covered by the protection scope of the present invention, protection scope of the present invention should be with the right
It is required that protection domain subject to.
Claims (10)
1. a kind of bearing roller automatic flaw detection detection device, which is characterized in that it includes：
Roller clamp system, the roller clamp system include two opposite holders in position, and a shifting is equipped on each holder
Movable slider, the mobile sliding block can slidably reciprocate on the bracket, and the mobile sliding block is equipped with several arranged in parallel lead
Torch, the conductive rod position on two holders is opposite, and the outboard end of the conductive rod is equipped with driving gear, on the outside of adjacent conductive stick
The driving gear at end is intermeshed；
Roller conveyer structure, the roller conveyer structure include a walker that can move back and forth between two supports, institute
Walker is stated between two holders, the walker is equipped with several roller brackets being laterally arranged；
Connecting shaft driving mechanism, the connecting shaft driving mechanism include a driving motor, and the driving motor and a connecting shaft connect
It connects, described two synchromesh gears of connection axis connection, two synchromesh gears drive gear with one on described two holders respectively
Engagement；
Magnetize mechanism, and the mechanism that magnetizes includes several connecting terminals, and the connecting terminal is connect with the power supply that magnetizes, the wiring
Terminal is corresponded with the conductive rod position, and the connecting terminal is connect with a connecting terminal driving mechanism, the terminals
Sub- driving mechanism can drive the connecting terminal to contact or detach with the conductive rod；
Fluorescentmagnetic particle(powder) liquid spraying mechanism, the fluorescentmagnetic particle(powder) liquid spraying mechanism include several spray heads, the spray head with it is described
Conductive rod position corresponds；
Testing agency, the testing agency include several circumferential surface detection CCD cameras, and the circumferential surface detection CCD camera is located at rack
On, the circumferential surface detection CCD camera is located at the top of the spray head, the position of the circumferential surface detection CCD camera and the spray
The position for drenching head corresponds, and the circumferential surface detection CCD camera is connect with controller.
2. bearing roller automatic flaw detection detection device according to claim 1, it is characterised in that：The testing agency also wraps
End face detection device is included, the end surface measurement device includes the opposite end surface measurement CCD camera in two positions, two end face inspections
The both sides that CCD camera is located at the walker are surveyed, the end surface measurement CCD camera is connect with the controller.
3. bearing roller automatic flaw detection detection device according to claim 2, it is characterised in that：The end surface measurement CCD
An annular LED ultraviolet lamp, camera lens and the annular of the end surface measurement CCD camera are equipped between camera and the walker
Circular hole position among LED ultraviolet lamps corresponds to.
4. bearing roller automatic flaw detection detection device according to claim 1, it is characterised in that：It is additionally provided in the rack
Circumferential surface illumination LED ultraviolet lamp.
5. bearing roller automatic flaw detection detection device according to claim 1, it is characterised in that：The mobile sliding block and one
Push-and-pull cylinder connects, and the holder is equipped with guide rail, and the mobile sliding block is slidably connected with the guide rail.
6. bearing roller automatic flaw detection detection device according to claim 1, it is characterised in that：The connecting terminal driving
Mechanism is a lifting cylinder, and the connecting terminal lifting cylinder is connect with the connecting terminal.
7. bearing roller automatic flaw detection detection device according to claim 6, it is characterised in that：The connecting terminal is located at
The lower surface of the top of the conductive rod, the connecting terminal is equipped with the arc groove adaptable with the conductive rod shape.
8. bearing roller automatic flaw detection detection device according to claim 1, it is characterised in that：The circumferential surface detects CCD
Camera is mounted on a mounting bracket, and the mounting bracket is connect with an apparatus for adjusting position, and the apparatus for adjusting position can drive institute
Mounting bracket or more, left and right directions movement are stated, the apparatus for adjusting position is located in the rack.
9. bearing roller automatic flaw detection detection device according to claim 1, it is characterised in that：The conductive rod is copper
Stick.
10. bearing roller automatic flaw detection detection device according to claim 1, it is characterised in that：It is covered on the conductive rod
Equipped with spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510751563.9A CN105353029B (en) | 2015-11-06 | 2015-11-06 | Bearing roller automatic flaw detection detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510751563.9A CN105353029B (en) | 2015-11-06 | 2015-11-06 | Bearing roller automatic flaw detection detection device |
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| Publication Number | Publication Date |
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| CN105353029A CN105353029A (en) | 2016-02-24 |
| CN105353029B true CN105353029B (en) | 2018-08-31 |
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| CN111268346B (en) * | 2020-04-09 | 2021-09-10 | 上海申雪供应链管理有限公司 | Intelligent security check system for express delivery goods safety of warehouse logistics center |
| CN111879516B (en) * | 2020-08-26 | 2022-01-28 | 丽水学院 | Automatic detection device for bearing roller and use method |
| CN111999058B (en) * | 2020-08-26 | 2022-01-28 | 丽水学院 | Bearing roller detection dismounting device and use method |
| CN112014105B (en) * | 2020-08-26 | 2021-11-23 | 丽水学院 | Bearing roller detection and installation device and use method |
| CN112986378B (en) * | 2021-02-02 | 2024-03-19 | 南通市建设工程质量检测站有限公司 | Magnetic powder detection device for omnibearing detection of steel structure and detection method thereof |
| CN113418989B (en) * | 2021-08-19 | 2022-02-15 | 南通辰同智能科技有限公司 | Ultrasonic liquid immersion detection assembly for large bearing roller |
| CN117451830B (en) * | 2023-10-26 | 2024-03-29 | 江阴市精成数控有限公司 | Fluorescent magnetic powder sand blasting bearing workpiece defect detection system |
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| CN105353029A (en) | 2016-02-24 |
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