CN108972407A - Bucket fixture and robot - Google Patents

Bucket fixture and robot Download PDF

Info

Publication number
CN108972407A
CN108972407A CN201810924980.2A CN201810924980A CN108972407A CN 108972407 A CN108972407 A CN 108972407A CN 201810924980 A CN201810924980 A CN 201810924980A CN 108972407 A CN108972407 A CN 108972407A
Authority
CN
China
Prior art keywords
track
groove
track groove
bucket
handle
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.)
Pending
Application number
CN201810924980.2A
Other languages
Chinese (zh)
Inventor
林胜昌
支涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Yunji Technology Co Ltd
Original Assignee
Beijing Yunji Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Yunji Technology Co Ltd filed Critical Beijing Yunji Technology Co Ltd
Priority to CN201810924980.2A priority Critical patent/CN108972407A/en
Publication of CN108972407A publication Critical patent/CN108972407A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)

Abstract

This application discloses a kind of bucket fixture and robots.The bucket fixture includes railroad shoe, track plate, at least three guide posts and at least three claws, wherein the corresponding claw of each guide rail;The lower end of railroad shoe is arranged in track plate, railroad shoe is equipped at least three first track grooves, track plate is equipped at least three second track grooves, corresponding first track groove of each guide post and second track groove, the lower end of guide rail is connected on corresponding second track groove, and the upper end of guide rail passes through corresponding first rail groove and is connected on corresponding claw;Track disc spins are driven, the relative position between the first track groove and the second track groove to change the corresponding same guide post, so as to which guide post is pushed to move on the first track groove.Present application addresses in the related technology can not be by a kind of clamp of the bucket of different-diameter the technical issues of.

Description

Bucket fixture and robot
Technical field
This application involves sound collection equipment technical fields, in particular to a kind of bucket fixture and robot.
Background technique
The fixture of bucket is broadly divided into the structure for clamping the different bucket of diameter and the structure that bucket is fixed.General water Barrel grab can only clamp the bucket of fixed diameter, need replacing corresponding water if it need to fix the bucket of different-diameter Barrel grab, that there are the corresponding buckets of fixture is single, places the defects of different-diameter bucket needs to change bucket fixture.Therefore, in order to It is able to solve the bucket of different-diameter with a kind of clamp and fixes, do not disclose relevant technical side in the related technology Case.
Summary of the invention
The main purpose of the application is to provide a kind of bucket fixture and robot, with solve in the related technology can not will not With diameter a kind of clamp of bucket the problem of.
To achieve the goals above, in a first aspect, the embodiment of the present application provides a kind of bucket fixture.
Bucket fixture according to the application includes: railroad shoe, track plate, at least three guide posts and at least three claws, In, the corresponding claw of each guide rail;
The lower end of railroad shoe is arranged in track plate, and railroad shoe is equipped at least three first track grooves, and track plate is equipped with At least three second track grooves, corresponding first track groove of each guide post and second track groove, the lower end connection of guide rail On corresponding second track groove, the upper end of guide rail passes through corresponding first rail groove and is connected on corresponding claw;
Track disc spins are driven, it is opposite between the first track groove and the second track groove to change the corresponding same guide post Position, so as to which guide post is pushed to move on the first track groove.
Optionally, the end face that the first track groove is arranged in railroad shoe is parallel to the end face that the second track groove is arranged in track plate, the There are angles between one track groove and corresponding second track groove.
Optionally, the rounded array of the first track groove that at least three first track grooves include is arranged in railroad shoe;
The rounded array setting of the second track groove that at least three second track grooves include is on the track disc.
Optionally, the shape of the first track groove is arc, and the shape of the second track groove is linear, so that driving track plate When rotation, the angle between the first track groove and corresponding second track groove becomes larger or gradually becomes smaller.
Optionally, this bucket fixture further includes chassis, and railroad shoe is connected to chassis upper end, and track plate is located at chassis and track Between seat.
Optionally, this bucket fixture further includes handle, and railroad shoe is equipped with the slide groove being arc-shaped, and the lower end of handle connects It connects on the track disc, handle upper end extends track seating face by slide groove, and driving handle is moved along slide groove, so that handle Drive track disc spins.
Optionally, handle, at its lower end is the end of thread, and track plate is equipped with tapped through hole, and the end of thread of handle is connected to track plate Tapped through hole on, and the length of the end of thread of handle be greater than track plate tapped through hole hole depth so that the end of thread of handle Lower end is pressed on chassis or the end of thread lower end of handle is far from chassis.
Optionally, this bucket fixture further includes spring clip and plectrum, and spring clip is arranged in railroad shoe, plectrum lower end It is connected on spring clip, the upper surface of railroad shoe is extended in the upper end of plectrum;
The edge of track plate is equipped with the gear of corresponding spring clip, and spring clip is engaged with the gear of track plate.
Optionally, the end face on claw for contacting bucket is arc surface.
Second aspect, the embodiment of the present application also provides a kind of robots, including above-mentioned bucket fixture.
In bucket fixture provided by the embodiments of the present application, it is arranged using by guide post in the first track groove and the second track groove In, then by the track disc spins where the second track groove of driving, to change the position of guide post, and then adjust between claw Distance has reached and has been fixed on the bucket of different-diameter on this bucket fixture by claw, improves this bucket fixture to different straight The versatility of diameter bucket;The bucket of different-diameter can not be asked with a kind of technology of clamp in the related technology to solve Topic.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present application, so that the application's is other Feature, objects and advantages become more apparent upon.The illustrative examples attached drawing and its explanation of the application is for explaining the application, not Constitute the improper restriction to the application.In the accompanying drawings:
Fig. 1 is the structural schematic diagram according to a kind of bucket fixture of the embodiment of the present application;
Fig. 2 is the sectional view according to a kind of bucket fixture of the embodiment of the present application;
Fig. 3 is the explosive view according to a kind of bucket fixture of the embodiment of the present application.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection It encloses.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, " Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way Data be interchangeable under appropriate circumstances, so as to embodiments herein described herein.In addition, term " includes " and " tool Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units Process, method, system, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include without clear Other step or units listing to Chu or intrinsic for these process, methods, product or equipment.
In this application, term " on ", "lower", "inner", " in ", "outside", the orientation of the instructions such as "front", "rear" or position close System is to be based on the orientation or positional relationship shown in the drawings.These terms are primarily to better describe the application and its implementation Example, is not intended to limit indicated device, element or component must have particular orientation, or carries out structure with particular orientation It makes and operates.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it His meaning, such as term " on " also are likely used for indicating certain relations of dependence or connection relationship in some cases.For ability For the those of ordinary skill of domain, the concrete meaning of these terms in this application can be understood as the case may be.
In addition, term " setting ", " connection ", " being equipped with ", " fixation ", " encapsulation " shall be understood in a broad sense.For example, " connection " can To be to be fixedly connected, it is detachably connected or monolithic construction;It can be mechanical connection, or electrical connection;It can be directly connected, It either indirectly connected through an intermediary, or is two connections internal between device, element or component.For For those of ordinary skill in the art, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Embodiment one
Referring to Fig. 1 to Fig. 3, this application involves a kind of bucket fixtures, comprising: railroad shoe 1, track plate 2, at least three guide posts 3 and at least three claws 4, wherein the corresponding claw 4 of each guide rail;
The lower end of railroad shoe 1 is arranged in track plate 2, and railroad shoe 1 is equipped at least three first track grooves 11, track plate 2 It is equipped at least three second track grooves 21, corresponding first track groove 11 of each guide post 3 and second track groove 21, is led The lower end of rail is connected on corresponding second track groove 21, and the upper end of guide rail is connected to corresponding across corresponding first rail groove On claw 4;
Track plate 2 is driven to rotate, between the first track groove 11 and the second track groove 21 to change the corresponding same guide post 3 Relative position so that push guide post 3 moved on the first track groove 11.
In bucket fixture provided by the embodiments of the present application, it is arranged using by guide post 3 in the first track groove 11 and the second rail In road slot 21, then by the rotation of track plate 2 where the second track groove of driving 21, and the position of the first track groove 11 is kept not It is dynamic, in this way, changing the relative position between the first track groove 11 and the second track groove 21, and then change between different guide posts 3 Relative position can achieve so as to adjust the distance between claw 4 and be fixed on the bucket of different-diameter by claw 4 On this bucket fixture, this bucket fixture is improved to the versatility of different-diameter bucket.Optionally, the quantity of guide post can be set three It is a or more.
Optionally, the end face that the first track groove 11 is arranged in railroad shoe 1 is parallel to the end that the second track groove 21 is arranged in track plate 2 Face, there are angles between the first track groove 11 and corresponding second track groove 21.
In the present embodiment, the end face that the first track groove 11 is arranged in railroad shoe 1 is parallel to track plate 2 and the second track groove is arranged 21 end face, in this way, make when track plate 2 rotates, between the first track groove 11 and corresponding second track groove 21 it is vertical away from From remaining unchanged, the stability of guide post 3 is also ensured, and there is folder between the first track groove 11 and corresponding second track groove 21 Angle, i.e. the first track groove 11 and corresponding second track groove 21 there is no vertical situation, if the first track groove 11 with it is right When the second track groove 21 answered has vertical, it will lead to guide post 3 and moved up in the first track groove 11 and the second track groove 21 Dynamic to be limited, guide post 3 can not move on the first track groove 11 and the second track groove 21, and track plate 2 is stuck.
Referring to Fig. 1 and Fig. 3, optionally, the rounded array of the first track groove 11 that at least three first track grooves 11 include It is arranged in railroad shoe 1;
The rounded array of the second track groove 21 that at least three second track grooves 21 include is arranged on track plate 2.
In the present embodiment, using the above structure, guide post 3 and claw 4 can be made to be evenly distributed, so that at least three cards Pawl 4 can steadily clamp bucket, so that bucket uniform force in all directions, and the first track groove 11 and the second track The rounded array setting of slot 21, in this way, equal regular motion between whole guide posts 3 can be made, for example, whole guide posts 3 to The middle part of track plate 2 is mobile, so that claw 4 can clamp the lesser bucket of diameter, alternatively, whole guide posts 3 are to rail The edge of road disk 2 is mobile, so that claw 4 can clamp the bucket being relatively large in diameter.
Referring to Fig. 1 and Fig. 3, optionally, the shape of the first track groove 11 is arc, and the shape of the second track groove 21 is straight line Shape so that driving track plate 2 rotate when, the angle between the first track groove 11 and corresponding second track groove 21 become larger or It gradually becomes smaller.
In the present embodiment, when the shape of the first track groove 11 is arc, the shape of the second track groove 21 is linear, can To guarantee that the angle between the first track groove 11 and corresponding second track groove 21 can send change when driving track plate 2 to rotate Change, and work as angle gradual change of this variation between the first track groove 11 and corresponding second track groove 21 greatly or gradually become smaller, The first track groove 11 and the guide post 3 on corresponding second track groove 21 can be guaranteed to be located in the size of different position institute stress Difference, guide post 3 are not easy to be stuck in a certain position;And first track groove 11 shape be arc, in this way, guide post can be increased 3 stroke in railroad shoe 1 reduces the driving force required for mobile guide post 3 on the first track groove 11.
Referring to Fig. 1 to Fig. 3, optionally, this bucket fixture further includes chassis 5, and railroad shoe 1 is connected to 5 upper end of chassis, track Disk 2 is between chassis 5 and railroad shoe 1.
It in the present embodiment, is that track plate 2 provides installation site by setting chassis 5 and railroad shoe 1;Moreover, passing through This bucket fixture can be fixed on delivery vehicle by pedestal.
Referring to Fig. 1 and Fig. 3, optionally, this bucket fixture further includes handle 6, and railroad shoe 1 is equipped with the slideway being arc-shaped Slot 12, the lower end of handle 6 are connected on track plate 2, and 1 surface of railroad shoe is extended by slide groove 12 in 6 upper end of handle, drive hand Handle 6 is moved along slide groove 12, so that handle 6 drives track plate 2 to rotate.
In the present embodiment, it is moved on sliding groove by driving handle 6, it can realize that driving track plate 2 rotates.
Optionally, 6 lower end of handle is the end of thread, and track plate 2 is equipped with tapped through hole, and the end of thread connection of handle 6 is in-orbit On the tapped through hole of road disk 2, and the length of the end of thread of handle 6 is greater than the hole depth of the tapped through hole of track plate 2, so that handle 6 End of thread lower end be pressed on chassis 5 or the end of thread lower end of handle 6 is far from chassis 5.
In the present embodiment, the length of the end of thread of handle 6 is greater than the hole depth of the tapped through hole of track plate 2, in this way, handle The tapped through hole that 6 end of thread lower end can pass through track plate 2 is contacted with chassis 5, and rotating handle 6 can be by the spiral shell of handle 6 Line end lower end is pressed on chassis 5, in this manner it is achieved that the position between handle 6, track plate 2, railroad shoe 1 and pedestal is fixed, To which guide post 3 and 4 holding position of claw are motionless, to clamp bucket.
Referring to Fig. 1 and Fig. 3, optionally, this bucket fixture further includes spring clip 7 and plectrum 8, and the setting of spring clip 7 exists In railroad shoe 1,8 lower end of plectrum is connected on spring clip 7, and the upper surface of railroad shoe 1 is extended in the upper end of plectrum 8;
The edge of track plate 2 is equipped with the gear 22 of corresponding spring clip 7, and spring clip 7 and the gear 22 of track plate 2 are nibbled It closes.
In the present embodiment, can also be cooperated using the gear 22 of spring clip 7 and track plate 2, by the position of track plate 2 It is fixed, and then claw 4 is fixed, to clamp bucket.
Referring to Fig. 3, optionally, the end face on claw 4 for contacting bucket is arc surface 41.
In the present embodiment, the end face on claw 4 for contacting bucket is arc surface 41, in this way, can make on claw 4 End face for contacting bucket can preferably be contacted with bucket outer wall always.
In bucket fixture provided by the embodiments of the present application, it is arranged using by guide post 3 in the first track groove 11 and the second rail In road slot 21, then by the rotation of track plate 2 where the second track groove of driving 21, to change the position of guide post 3, and then adjust The distance between claw 4 has reached and has been fixed on the bucket of different-diameter on this bucket fixture by claw 4, improved this bucket Versatility of the fixture to different-diameter bucket;It in the related technology can not be by a kind of fixture of the bucket of different-diameter to solve The technical issues of clamping.
Embodiment two
The embodiment of the present application provides a kind of robot, including bucket fixture described in embodiment one.
In robot provided in this embodiment, by using bucket fixture described in embodiment one, so that robot No replacement is required this bucket fixture, it can the bucket of different-diameter is fixed in robot by completion, and robot is using more Add conveniently.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.

Claims (10)

1. a kind of bucket fixture characterized by comprising railroad shoe, track plate, at least three guide posts and at least three claws, Wherein, the corresponding claw of each guide rail;
The lower end of the railroad shoe is arranged in the track plate, and the railroad shoe is equipped at least three first track grooves, described Track plate is equipped at least three second track grooves, corresponding first track groove of each guide post and one described the Two track grooves, the lower end of the guide rail are connected on corresponding second track groove, and the upper end of the guide rail passes through corresponding described First rail groove is connected on the corresponding claw;
The track disc spins are driven, to change first track groove and second track of the corresponding same guide post Relative position between slot, so as to which the guide post is pushed to move on first track groove.
2. bucket fixture according to claim 1, which is characterized in that the end of first track groove is arranged in the railroad shoe Face is parallel to the end face that second track groove is arranged in the track plate, first track groove and corresponding second track There are angles between slot.
3. bucket fixture according to claim 2, which is characterized in that at least three first track groove include first The rounded array of track groove is arranged in the railroad shoe;
The rounded array of the second track groove that at least three second track groove includes is arranged on the track plate.
4. bucket fixture according to claim 3, which is characterized in that the shape of first track groove is arc, described The shape of second track groove be linear, when so as to drive the track disc spins, first track groove with it is corresponding described Angle between second track groove becomes larger or gradually becomes smaller.
5. bucket fixture according to claim 1, which is characterized in that further include chassis, the railroad shoe is connected to described Chassis upper end, the track plate is between the chassis and the railroad shoe.
6. bucket fixture according to claim 5, which is characterized in that further include handle, the railroad shoe is equipped in circle The slide groove of arc, the lower end of the handle are connected on the track plate, and the handle upper end is extended through the slide groove The track seating face out, drives the handle to move along the slide groove, so that the handle drives the track disc spins.
7. bucket fixture according to claim 6, which is characterized in that the handle, at its lower end is the end of thread, the track plate It is equipped with tapped through hole, the end of thread of the handle is connected on the tapped through hole of the track plate, and the screw thread of the handle The length at end is greater than the hole depth of the tapped through hole of the track plate, so that the end of thread lower end of the handle is pressed on the chassis The end of thread lower end of the upper or described handle is far from the chassis.
8. bucket fixture according to claim 6, which is characterized in that further include spring clip and plectrum, the Spring Card Son is arranged in the railroad shoe, and the plectrum lower end is connected on the spring clip, and institute is extended in the upper end of the plectrum State the upper surface of railroad shoe;
The edge of the track plate is equipped with the gear of the corresponding spring clip, the gear of the spring clip and the track plate Engagement.
9. bucket fixture according to claim 1, which is characterized in that for contacting the end face of bucket as circle on the claw Cambered surface.
10. a kind of robot, which is characterized in that including the described in any item bucket fixtures of such as claim 1-9.
CN201810924980.2A 2018-08-14 2018-08-14 Bucket fixture and robot Pending CN108972407A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810924980.2A CN108972407A (en) 2018-08-14 2018-08-14 Bucket fixture and robot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810924980.2A CN108972407A (en) 2018-08-14 2018-08-14 Bucket fixture and robot

Publications (1)

Publication Number Publication Date
CN108972407A true CN108972407A (en) 2018-12-11

Family

ID=64553096

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810924980.2A Pending CN108972407A (en) 2018-08-14 2018-08-14 Bucket fixture and robot

Country Status (1)

Country Link
CN (1) CN108972407A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111469041A (en) * 2020-04-29 2020-07-31 关青冬 Automatic workpiece ejection mechanism of numerical control machine tool
CN112157626A (en) * 2020-09-14 2021-01-01 重庆泰山电缆有限公司 Round nut detacher

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04201038A (en) * 1990-11-30 1992-07-22 Hitachi Seiko Ltd Processing method for work and fixture thereof
CN102189423A (en) * 2011-06-13 2011-09-21 中山市呔铃王汽车服务有限公司 Dog plate of automobile steel rim
CN103991043A (en) * 2013-02-17 2014-08-20 深圳市大族激光科技股份有限公司 External-embrace type clamp
CN106003092A (en) * 2016-07-12 2016-10-12 张学衡 Water sending robot
CN107482542A (en) * 2017-10-10 2017-12-15 柯劳克德事隆(江苏)电气连接科技有限公司 Clamping device and the cable insulation topping machanism using clamping device
CN207603102U (en) * 2017-10-10 2018-07-10 柯劳克德事隆(江苏)电气连接科技有限公司 Clamping device and the cable insulation cutting apparatus using clamping device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04201038A (en) * 1990-11-30 1992-07-22 Hitachi Seiko Ltd Processing method for work and fixture thereof
CN102189423A (en) * 2011-06-13 2011-09-21 中山市呔铃王汽车服务有限公司 Dog plate of automobile steel rim
CN103991043A (en) * 2013-02-17 2014-08-20 深圳市大族激光科技股份有限公司 External-embrace type clamp
CN106003092A (en) * 2016-07-12 2016-10-12 张学衡 Water sending robot
CN107482542A (en) * 2017-10-10 2017-12-15 柯劳克德事隆(江苏)电气连接科技有限公司 Clamping device and the cable insulation topping machanism using clamping device
CN207603102U (en) * 2017-10-10 2018-07-10 柯劳克德事隆(江苏)电气连接科技有限公司 Clamping device and the cable insulation cutting apparatus using clamping device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111469041A (en) * 2020-04-29 2020-07-31 关青冬 Automatic workpiece ejection mechanism of numerical control machine tool
CN111469041B (en) * 2020-04-29 2021-11-09 南京力扬精密机械有限公司 Automatic workpiece ejection mechanism of numerical control machine tool
CN112157626A (en) * 2020-09-14 2021-01-01 重庆泰山电缆有限公司 Round nut detacher

Similar Documents

Publication Publication Date Title
CN108972407A (en) Bucket fixture and robot
US9016461B2 (en) Workpiece-separating device
US8789825B2 (en) Clamping mechanism with cammed driving linkage
EP2263899A3 (en) Drive unit for a motor vehicle
CN101060955A (en) Device and method for the assembly of oriented objects
CN108222987A (en) Rockbolt installation device
EP0862175A3 (en) Disk apparatus and disk holder for use in the same
CN103995348A (en) Special holder used for microscope and enabling glass slide to rotate by 360 degrees
CN210649476U (en) Automatic rack for workpiece rotary cutting machine
CN1853972A (en) Case holding mechanism
CN208840821U (en) Material head feed mechanism
CN209110240U (en) A kind of limiting device of drilling machine
CN210256170U (en) Multi-station composite clamp
CN208669768U (en) Display screen and its attachment device
CN203849005U (en) Angle control device and flat panel display device test apparatus having the same
CN208672502U (en) Tensile test equipment
CN208450166U (en) A kind of cosmetic brush cleaning machine fixture
CN210225499U (en) Rechargeable mobile phone support
CN106346362B (en) It is a kind of for fixing the clamping device of crystal
CN109372887A (en) Splicing apparatus
US20140127980A1 (en) Grinding device for grinding end of rod into spherical surface
CN218986128U (en) Marking machine with positioning and clamping structure
CN214537878U (en) Building model mapping device based on BIM
CN110095259A (en) A kind of optical fiber macrobending loss test fixture and its test method
CN219059633U (en) Assembled permeable pavement structure

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20181211

RJ01 Rejection of invention patent application after publication