CN208399394U - A kind of full-automatic detection platform of roll - Google Patents
A kind of full-automatic detection platform of roll Download PDFInfo
- Publication number
- CN208399394U CN208399394U CN201821156133.8U CN201821156133U CN208399394U CN 208399394 U CN208399394 U CN 208399394U CN 201821156133 U CN201821156133 U CN 201821156133U CN 208399394 U CN208399394 U CN 208399394U
- Authority
- CN
- China
- Prior art keywords
- roll
- gear
- platform
- detected
- lifting
- 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.)
- Active
Links
Landscapes
- Turning (AREA)
Abstract
The utility model discloses a kind of full-automatic detection platforms of roll, including lathe bed；The clamping device being fixedly mounted on lathe bed, clamping device drive roll rotation for clamping roll to be detected；Device for pre-positioning, is used to support roll to be detected and is sent to clamping device and clamped；Detection device, including cross slid platform, and the detector for being used to detect roll surface quality being mounted on cross slid platform, the cross slid platform are mounted on lathe bed, and the detector all around moves under the drive of cross slid platform relative to roll to be detected.The utility model lathe bed is used to carry clamping device, device for pre-positioning and detection device thereon, device for pre-positioning supports roll to be detected, roll is sent into the sphere of action of clamping device, clamping device is for clamping roll to be detected, detector can carry out the movement in front and rear, left and right direction by cross slid platform relative to roll surface, and the detection of surface roughness and surface defect is carried out with the roll surface of the different location to roll.
Description
Technical field
The utility model relates to a kind of full-automatic detection platforms of roll, belong to roll detection technique field.
Background technique
For the automation and intelligence for realizing cold roll grinding process, need to key indexes such as roll surface quality
It is acquired and judges.It is worked based on current basal between grinding roller and automatic improving, there has been no equipment at present can be to roll
Roll surface quality is detected automatically.
Utility model content
The technical problem to be solved by the utility model is to it is full-automatic to overcome the deficiencies of the prior art and provide a kind of roll
Detection platform, to carry out the detection of clamping with roll surface to roll.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is: a kind of full-automatic detection platform of roll, packet
It includes
Lathe bed；
The clamping device being fixedly mounted on lathe bed, clamping device drive roll rotation for clamping roll to be detected；
Device for pre-positioning, is used to support roll to be detected and is sent to clamping device and clamped；
Detection device, including cross slid platform, and the detector for being used to detect roll surface quality being mounted on cross slid platform,
The cross slid platform is mounted on lathe bed, and detector roll relatively to be detected under the drive of cross slid platform all around moves
It is dynamic.
Further, the clamping device includes head frame and tailstock, and the head frame has rotating chuck, and rotating chuck is for pressing from both sides
One end of roll to be detected is held, and drives roll rotation to be detected；The tailstock have it is top, it is top for withstanding to be detected roll
The other end of roller, described top and rotating chuck are coaxially disposed；The side of the lathe bed is equipped with third rack-and-pinion, and
Third servo motor, the tailstock are fixedly connected with the gear in third rack-and-pinion, drive third by third servo motor
Gear actively forward and reverse rotation in rack-and-pinion, drives rack gear or so of the tailstock in third rack-and-pinion by gear
It is mobile.
Further, the device for pre-positioning is mounted on the top underface with the shaft of chuck, and device for pre-positioning includes
The second gear rack gear pair being mounted on lathe bed and the second servo motor, the rack gear in second gear rack gear pair is by
Two servo motors drive forward and reverse rotation；
Mobile platform is fixedly connected with the gear in second gear rack gear pair, makes mobile platform in the drive lower edge of gear
Rack gear in second gear rack gear pair moves left and right；
Be mounted on the lifting device and guide pad on mobile platform top, the guide pad be used for the lifting to lifting device into
Row guiding；
The locating piece of lifting is driven by lifting device, the locating piece has V-type locating slot, to be checked for placing, supporting
Survey roll.
Further, the lifting device includes
First servo motor, for driving worm couple to rotate；
Worm couple, including mutually matched worm gear and worm screw, the worm gear are coaxially assemblied in first servo motor
On output shaft, worm gear rotation is driven by first servo motor；
Attaching nut is threadedly attached on the worm screw in worm couple, converts the rotation of worm screw to complete
The elevating movement of nut；
Cooperation is fixedly connected on the lifting platform on mother, with attaching nut synchronization lifting.
Further, there are two the mobile platform settings, second gear rack gear pair includes two teeth of rack gear and cooperation
Wheel, two gears are driven by respective second servo motor respectively for connecting corresponding mobile platform, two gears；Each shifting
Lifting device, guide pad and locating piece are mounted on moving platform.
Further, the detector is CCD sight surveymeter.
Using above-mentioned technical proposal, the utility model has the following beneficial effects:
The utility model is a kind of for detecting the dedicated platform of roll surface quality, and lathe bed is used to carry clamping thereon
Device, device for pre-positioning and detection device, device for pre-positioning support roll to be detected, and roll is sent into the effect of clamping device
In range, clamping device can carry out front and rear, left and right with respect to roll surface by cross slid platform for clamping roll to be detected, detector
The movement in direction carries out the detection of surface roughness and surface defect with the roll surface of the different location to roll.This roll is complete certainly
Dynamic detection platform greatly reduce artificial intensity, it can be achieved that the overall targets such as roll surface surface roughness and surface defect from
Dynamic detection is acquired with data, realizes detection, evaluation and the control of cold roll roll surface quality.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the main view of the utility model；
Fig. 3 is the partial structural diagram at the tailstock position of the utility model；
Fig. 4 is the partial structural diagram at the head rack position of the utility model；
Fig. 5 is the top view of the utility model.
Specific embodiment
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model.
Unless not defining, the technical term or scientific term used herein is should be in the utility model fields
The ordinary meaning that personage with general technical ability is understood.Used in the utility model patent specification and claims
" first ", " second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish different
Component part.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates there is at least one
It is a.
As shown in Figures 1 to 5, the full-automatic detection platform of a kind of roll, including lathe bed 1, clamping device and detection device.
The bottommost of entire detection platform is arranged in lathe bed 1, for carry clamping device thereon, device for pre-positioning and
Detection device.
Clamping device is fixedly mounted on lathe bed 1, and clamping device drives 15 turns of roll for clamping roll 15 to be detected
It is dynamic.
Device for pre-positioning, is used to support roll 15 to be detected and is sent to clamping device and clamped.
Detection device, the overall targets such as surface roughness and surface defect for detecting roll surface, is detected
Data can be reflected directly on detection means, can also be sent in analytical equipment by transmission device.Detection device
Including cross slid platform 10, and the detector 11 for being used to detect roll surface quality being mounted on cross slid platform 10, roll surface quality pack
Include the overall targets such as surface roughness and the surface defect of roll surface.The cross slid platform 10 is mounted on lathe bed 1, the detector
11 all around move under the drive of cross slid platform 10 relative to roll 15 to be detected.The detector of cross slid platform 10 thereon
11 is mobile around roll surface to be detected, to adjust position of the detector with respect to roll surface, convenient for roll to be detected
Any surface on 15 is detected.The cross slid platform that commercially available any one can control, front and back is adjusted can be applicable to we
In case.The specific structure of cross slid platform is herein without repeating.The detector 11 is preferably CCD sight surveymeter, certainly also
The equipment of surface quality can be can be used for detecting for other.
The utility model is a kind of for detecting the dedicated platform of roll surface quality, and lathe bed 1 is used to carry folder thereon
Device, device for pre-positioning and detection device are held, device for pre-positioning supports roll 15 to be detected, and roll is sent into clamping device
In sphere of action, clamping device for clamping roll 15 to be detected, detector 11 by cross slid platform 10 can with respect to roll surface into
The movement in row front and rear, left and right direction, the detection of surface roughness and surface defect is carried out with the roll surface of the different location to roll.
When operation, it is only necessary to roll is put into device for pre-positioning, is gripped roll feeding clamping device by device for pre-positioning,
Carry out the detection of surface roughness and surface defect etc. to roll surface by detector 11 again.Clamping device drive roll rotation to its
His angle, detector 11 under the drive of cross slid platform 10 left and right, be moved forward and backward, to complete the detection of other roll surfaces on roll.
This gives a kind of specific structures of clamping device.The clamping device includes head frame 2 and tailstock 3, institute
A frame 2 is stated with rotating chuck 4, rotating chuck 4 is used to clamp one end of roll 15 to be detected, and drives 15 turns of roll to be detected
It is dynamic；The tailstock 3 has top 5, top 5 for withstanding the other ends of roll 15 to be detected, described top 5 with rotating chuck 4
Coaxial arrangement, roll 15 to be detected are fixed between rotating chuck 4 and top 5, actively drive roll rotation by rotating chuck 4,
Top 5 move therewith, and the top tail portion to roll is played a supporting role.The side of the lathe bed 1 is equipped with third rack-and-pinion
Pair and third servo motor 14, the tailstock 3 are fixedly connected with the gear in third rack-and-pinion, third rack-and-pinion
The arranged direction of secondary middle rack is consistent with the direction of the shaft of chuck 4 with top 5, drives third gear by third servo motor 14
Gear actively forward and reverse rotation in rack gear pair, keeps rack gear of the tailstock 3 under the drive of gear in third rack-and-pinion left
It moves right.Moving left and right for tailstock 3 is suitable for adjusting the distance between tailstock 3 and rotating chuck 4, with fixed clamp different length
Roll.When clamping roll, roll is sent into the clamping range of rotating chuck by device for pre-positioning, is clamped by rotating chuck 4
One end of roll is adjusted the position of tailstock 3 by third servo motor, makes top 5 to withstand on the other end of roll, roll is fixed
It finishes.As a preferred embodiment, it is additionally provided with guide rail slot on tailstock 3, guide rail 18 is further fixed on lathe bed 1, tailstock 3 is logical
Cross the installation of guide rail slot on the track 18, the setting direction of guide rail is parallel with third rack-and-pinion middle rack, to tailstock 3
It moves left and right and play the guiding role.
For the ease of the operation of device for pre-positioning, operation difficulty is reduced, the device for pre-positioning is mounted on top 5 and chuck
The underface of 4 shaft, so in this way, device for pre-positioning only need to adjust roll and rotating chuck 4 in left and right directions, upper and lower
To distance.Device for pre-positioning includes
The second gear rack gear pair being mounted on lathe bed 1 and the second servo motor 13, the rack gear in second gear rack gear pair
It is coaxially assembled with the output shaft of the second servo motor 13, just by the rack gear in the second servo motor 13 driving second gear rack gear pair
It rotates backward, converts moving left and right for gear for rack gear；The arranged direction of rack gear in second gear rack gear pair with
Top 5 is consistent with the direction of the shaft of chuck 4；
Mobile platform 6 is fixedly connected with the gear in second gear rack gear pair, makes mobile platform 6 under the drive of gear
Rack gear in second gear rack gear pair moves left and right；
It is mounted on the lifting device and guide pad 7 on 6 top of mobile platform, the guide pad 7 is used for the liter to lifting device
Drop is oriented to；
By lifting device drive lifting locating piece 9, the locating piece 9 have V-type locating slot, for place, support to
Detect roll 15.Roll 15 to be detected is placed in V-type locating slot, and the lifting of 15 vertical direction of roll to be detected is by above-mentioned lifting
Device drives, and the movement of the left and right directions of roll 15 to be detected is then driven by mobile platform.
As a preferred embodiment, the rack gear in third rack-and-pinion is conllinear with the rack gear in second gear rack gear pair,
That is two sections of rack gears are linked as one section of rack gear 17, and the gear in gear and second gear rack gear pair in third rack-and-pinion assembles
On the rack gear 17.Guide rail 18 on lathe bed 1 extends at the position of head frame 2, and the bottom of mobile platform 6 is also provided with
There is guide rail slot, mobile platform 6 is installed on the track 18 by guide rail slot, led to having moved left and right for mobile platform 6
To effect.
The lifting device includes
First servo motor 12, for driving worm couple to rotate；
Worm couple, including mutually matched worm gear and worm screw, the worm gear are coaxially assemblied in first servo motor 12
Output shaft on, by first servo motor 12 drive worm gear rotation；
Attaching nut 16 is threadedly attached on the worm screw in worm couple, is converted the rotation of worm screw to and is matched
The elevating movement of full nut 16；
Cooperation is fixedly connected on the lifting platform 8 on mother, with 16 synchronization lifting of attaching nut.
16 structure of worm couple and attaching nut driven using first servo motor 12, by turning for worm couple
Turn has turned to moving up and down for attaching nut 16, is connect by attaching nut 16 with lifting platform 8, and lifting is steady, and lifting speed
It spends easily controllable.
Guide groove is vertically provided on lifting platform 8,7 activity of guide pad is plugged in guide groove, leads to the lifting of lifting platform 8
To going up and down lifting platform 8 along the vertical direction always.
As a preferred embodiment, there are two the settings of mobile platform 6, increase stability when being used to support roll.The
Two rack-and-pinions include two gears of rack gear 17 and cooperation, and two gears are for connecting corresponding mobile platform 6, and two
Gear is driven by respective second servo motor 13 respectively, which is assemblied on rack gear 17；On each mobile platform 6
It is mounted on lifting device, guide pad 7 and locating piece 9.In order to keep two mobile platforms 6 can be synchronized in mobile roll,
And move in the same direction, two the second servo motors 13 must start and stop simultaneously.Two the second servo motors 13 preferably by
The same control equipment controls start and stop.Two mobile platforms 6 are mainly used for holding the both ends of roll, not due to roll footage
Together, optimal Support Position is also different.It, can be by adjusting two mobile platforms 6 respectively for the roll of different length
Position changes distance between the two and is suitable for supporting the roll of different length.
The working principle of the utility model is as follows:
The full-automatic detection platform of roll is ready, and head frame 2 navigates to position of readiness, and tailstock 3 returns to initial position, passes through
Second servo motor 13 drives second gear rack gear pair to drive mobile platform 6 to scheduled upper discharge position, and roll 15 to be detected is put
In the V-type locating slot for setting and being supported on locating piece 9, the height of worm couple adjustment lifting platform 8 is driven by first servo motor 12
Degree makes the height of roll reach the height that can be rotated the clamping of chuck 4, then drives second gear rack gear by the second servo motor 13
Pair driving mobile platform 6 moves left and right, and drives roll to enter rotating chuck 4, then rotating chuck 4 clamps roll, later third
Servo motor 14 drives third rack-and-pinion to drive tailstock 3, and the other end for making the thimble 5 on tailstock 3 withstand roll fixes
Roll, rotating chuck 4 drive roll rotation to different angle, the movement of the front and back and left and right of cross slid platform 10 are driven to regard CCD
Feel that detector completes detection content by default, after roll completes detection, all mechanisms are returned on starting position, then hang away and roll
Roller prepares next round detection.
The full-automatic detection platform of this roll can realize the Automatic Control of feeding, positioning, detection by control system, may be used also
With with the automatic traveling crane interjob for feeding and blanking, complete automatic loading/unloading.The full-automatic detection platform of this roll is significantly
Artificial intensity is reduced, it can be achieved that the automatic detection of the overall targets such as roll surface surface roughness and surface defect is adopted with data
Collection realizes detection, evaluation and the control of cold roll roll surface quality.
Particular embodiments described above, to the utility model solve the technical issues of, technical scheme and beneficial effects into
It has gone further description, it should be understood that the foregoing is merely specific embodiment of the utility model, and has not had to
In limitation the utility model, within the spirit and principle of the utility model, any modification, equivalent substitution and improvement done
Deng should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of full-automatic detection platform of roll, it is characterised in that: including
Lathe bed (1)；
The clamping device being fixedly mounted on lathe bed (1), clamping device drive roll for clamping roll to be detected (15)
(15) it rotates；
Device for pre-positioning, is used to support roll to be detected (15) and is sent to clamping device and clamped；
Detection device, including cross slid platform (10), and the inspection for being used to detect roll surface quality being mounted on cross slid platform (10)
It surveys instrument (11), the cross slid platform (10) is mounted on lathe bed (1), and the detector (11) is under the drive of cross slid platform (10)
It is all around moved relative to roll to be detected (15).
2. the full-automatic detection platform of roll according to claim 1, it is characterised in that: the clamping device includes head frame
(2) and tailstock (3), the head frame (2) have rotating chuck (4), and rotating chuck (4) is for clamping the one of roll to be detected (15)
End, and roll to be detected (15) is driven to rotate；The tailstock (3) has top (5), and top (5) are for withstanding roll to be detected
(15) the other end, top (5) and rotating chuck (4) are coaxially disposed；The side of the lathe bed (1) is equipped with third gear
Rack gear pair and third servo motor (14), the tailstock (3) are fixedly connected with the gear in third rack-and-pinion, by
Three servo motors (14) drive the actively forward and reverse rotation of the gear in third rack-and-pinion, drive tailstock (3) edge by gear
Rack gear in third rack-and-pinion moves left and right.
3. the full-automatic detection platform of roll according to claim 2, it is characterised in that: the device for pre-positioning is mounted on top
The underface of the shaft of sharp (5) and chuck (4), device for pre-positioning include
The second gear rack gear pair and the second servo motor (13) being mounted on lathe bed (1), the gear in second gear rack gear pair
By the second servo motor (13) driving actively forward and reverse rotation；
Mobile platform (6) is fixedly connected with the gear in second gear rack gear pair, makes mobile platform (6) under the drive of gear
Rack gear in second gear rack gear pair moves left and right；
It is mounted on the lifting device and guide pad (7) on mobile platform (6) top, the guide pad (7) is used for lifting device
Lifting is oriented to；
By lifting device drive lifting locating piece (9), the locating piece (9) have V-type locating slot, for place, support to
It detects roll (15).
4. the full-automatic detection platform of roll according to claim 3, it is characterised in that: the lifting device is watched including first
Motor (12) are taken, for driving worm couple to rotate；
Worm couple, including mutually matched worm gear and worm screw, the worm gear are coaxially assemblied in first servo motor (12)
On output shaft, worm gear rotation is driven by first servo motor (12)；
Attaching nut (16), is threadedly attached on the worm screw in worm couple, converts cooperation for the rotation of worm screw
The elevating movement of nut (16)；
Cooperation is fixedly connected on the lifting platform (8) on mother, same to attaching nut (16) synchronization lifting.
5. the full-automatic detection platform of roll according to claim 4, it is characterised in that: the mobile platform (6) is provided with
Two, second gear rack gear pair includes two gears of rack gear and cooperation, and two gears are for connecting corresponding mobile platform
(6), two gears are driven by respective second servo motor (13) respectively；Lifting dress is mounted on each mobile platform (6)
It sets, guide pad (7) and locating piece (9).
6. the full-automatic detection platform of roll according to claim 1, it is characterised in that: the detector (11) is CCD view
Feel detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156133.8U CN208399394U (en) | 2018-07-20 | 2018-07-20 | A kind of full-automatic detection platform of roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156133.8U CN208399394U (en) | 2018-07-20 | 2018-07-20 | A kind of full-automatic detection platform of roll |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208399394U true CN208399394U (en) | 2019-01-18 |
Family
ID=65129174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821156133.8U Active CN208399394U (en) | 2018-07-20 | 2018-07-20 | A kind of full-automatic detection platform of roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208399394U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319804A (en) * | 2019-05-20 | 2019-10-11 | 北京海普瑞森超精密技术有限公司 | Roller Rough Inspection device |
| CN110658203A (en) * | 2019-11-04 | 2020-01-07 | 王福亮 | Optical detection system and method for microscopic defects on surface of piston rod |
| CN111256590A (en) * | 2020-03-02 | 2020-06-09 | 东莞领杰金属精密制造科技有限公司 | CCD camera detection equipment |
| CN111721767A (en) * | 2020-05-15 | 2020-09-29 | 洛阳矿山机械工程设计研究院有限责任公司 | Online detection method for roll surface abrasion of roll squeezer |
| CN112903706A (en) * | 2020-01-21 | 2021-06-04 | 重庆长安汽车股份有限公司 | Appearance inspection device for cylinder cover casting |
| CN115096249A (en) * | 2022-08-24 | 2022-09-23 | 常州市超创机械设备有限公司 | Motor car air cylinder end face smoothness detection device and detection method thereof |
| CN117367337B (en) * | 2023-12-08 | 2024-02-20 | 太原中金天威不锈钢管股份有限公司 | Stainless steel pipe size measuring device and method based on machine vision |
| CN118130497A (en) * | 2024-04-30 | 2024-06-04 | 深圳市什方智造科技有限公司 | Detection device |
-
2018
- 2018-07-20 CN CN201821156133.8U patent/CN208399394U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319804A (en) * | 2019-05-20 | 2019-10-11 | 北京海普瑞森超精密技术有限公司 | Roller Rough Inspection device |
| CN110658203A (en) * | 2019-11-04 | 2020-01-07 | 王福亮 | Optical detection system and method for microscopic defects on surface of piston rod |
| CN112903706A (en) * | 2020-01-21 | 2021-06-04 | 重庆长安汽车股份有限公司 | Appearance inspection device for cylinder cover casting |
| CN111256590A (en) * | 2020-03-02 | 2020-06-09 | 东莞领杰金属精密制造科技有限公司 | CCD camera detection equipment |
| CN111721767A (en) * | 2020-05-15 | 2020-09-29 | 洛阳矿山机械工程设计研究院有限责任公司 | Online detection method for roll surface abrasion of roll squeezer |
| CN115096249A (en) * | 2022-08-24 | 2022-09-23 | 常州市超创机械设备有限公司 | Motor car air cylinder end face smoothness detection device and detection method thereof |
| CN117367337B (en) * | 2023-12-08 | 2024-02-20 | 太原中金天威不锈钢管股份有限公司 | Stainless steel pipe size measuring device and method based on machine vision |
| CN118130497A (en) * | 2024-04-30 | 2024-06-04 | 深圳市什方智造科技有限公司 | Detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208399394U (en) | A kind of full-automatic detection platform of roll | |
| CN209878628U (en) | Horizontal cylindrical entity detecting system | |
| CN208292243U (en) | A kind of workpiece clamping device | |
| CN107116281B (en) | A wide range of intelligence groove cutting system and method | |
| CN108620971A (en) | A kind of automatic centering facing attachment | |
| CN105196057B (en) | A kind of rotating disc type eyeglass vehicle edge turning chamfering machine | |
| CN116604247B (en) | Automatic processing equipment for sewage sedimentation tank | |
| CN115319362B (en) | Electric power steel pipe pole welding set based on longitudinal joint automatic tracking | |
| CN207548388U (en) | The linear bilateral edge polisher of ultra-thin glass | |
| CN113751946B (en) | Rotary welding platform for electric power construction | |
| CN108918546B (en) | Multi-angle lamp inspection equipment | |
| CN109975302B (en) | Automatic detection device of grillwork outward appearance of brazing | |
| CN103454090B (en) | Engine test stand device | |
| CN211402109U (en) | Laser detection driving device | |
| CN216158661U (en) | Machine vision intelligence camera fixed bolster that can incline to detect | |
| CN218865789U (en) | Multi-directional visual detection device | |
| CN110560583A (en) | crimping machine | |
| CN110744342A (en) | Supporting and fixing device for airplane part machining | |
| CN110850702A (en) | Watch lens detector | |
| CN115980058A (en) | Automatic visual inspection equipment of regulator | |
| CN209477609U (en) | Vertical circulation stereo garage frame welding positioning system | |
| CN214299098U (en) | Accurate positioning device is used in communication pipeline construction | |
| CN211572777U (en) | Automatic storing and taking device of stereo bicycle garage | |
| CN110806173B (en) | Automatic change movable platform frame-type fixed point braking photoelectric detection mechanism | |
| CN209803024U (en) | Flexible circuit board detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |