CN109571377A - A kind of device for assembly manipulation - Google Patents

A kind of device for assembly manipulation Download PDF

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Publication number
CN109571377A
CN109571377A CN201811383637.8A CN201811383637A CN109571377A CN 109571377 A CN109571377 A CN 109571377A CN 201811383637 A CN201811383637 A CN 201811383637A CN 109571377 A CN109571377 A CN 109571377A
Authority
CN
China
Prior art keywords
support
rotary shaft
workpiece
assembly
vertical supporting
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
CN201811383637.8A
Other languages
Chinese (zh)
Inventor
盛成
盛杰
黄细兵
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.)
Ningbo Putai Automation Technology Co Ltd
Original Assignee
Ningbo Putai Automation 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 Ningbo Putai Automation Technology Co Ltd filed Critical Ningbo Putai Automation Technology Co Ltd
Priority to CN201811383637.8A priority Critical patent/CN109571377A/en
Publication of CN109571377A publication Critical patent/CN109571377A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/12Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with storage compartments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/14Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
    • B25H1/16Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/14Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
    • B25H1/18Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in inclination

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)

Abstract

The invention discloses a kind of devices for assembly manipulation, it solve the problems, such as controller switching equipment can not reliable assembling, assembly efficiency it is low, it can according to need the angle for adjusting workpiece to be assembled by rotary shaft, simultaneously with lockable mechanism by rotary shaft locking, rotary shaft is reliably fixed under any angle case, can satisfy workpiece to be assembled in the assembly demand of any angle;Its technical solution are as follows: including assembling bracket, the assembly bracket includes left support and right support disposed in parallel, and the left support and right support top wear rotary shaft, workpiece to be assembled is arranged between rotary shaft;It is respectively provided with lockable mechanism at the top of the left support and right support and rotary shaft cooperates, rotary shaft turns to rotary shaft locking after set angle by lockable mechanism;At least one auxiliary body is also set up between the left support and right support, auxiliary body is equipped with below workpiece to be assembled, and treats assembly workpiece Auxiliary support.

Description

A kind of device for assembly manipulation
Technical field
The present invention relates to assembly tooling technical fields, more particularly to a kind of device for assembly manipulation.
Background technique
Currently, most outdoor electricity distribution equipment are required to each equipment part assembly group by taking Standard type vacuum switch as an example Entirety is dressed up, and in specific assembling process, then need to overturn controller switching equipment repeatedly the equipment to install different angle and position Part, without other tool structures auxiliary, assembly manipulation person needs to install while overturning or two people match It closing, a people overturns people installation, and it is extremely low that first way will lead to assembly efficiency, and not can guarantee assembly effect, and second Mode then expends more manpowers, and is easy to cause equipment assembly precision inadequate because two people cooperation is bad;Meanwhile it only manually turning over Turn controller switching equipment, switching process is unstable, and situations such as can not being reliably fixed, easily shake influences assembly and continues after overturning It carries out.
In conclusion in the prior art for controller switching equipment can not the low problem of reliable assembling, assembly efficiency, still lacking has The solution of effect.
Summary of the invention
It in order to overcome the above-mentioned deficiencies of the prior art, can be with the present invention provides a kind of device for assembly manipulation Reduce the labor intensity of assembly crewman, and be able to maintain the stability of assembling process, improves assembly efficiency;
Specifically, the present invention adopts the following technical solutions:
A kind of device for assembly manipulation, including assembly bracket, the assembly bracket includes left support disposed in parallel And right support, the left support and right support top wear rotary shaft, workpiece to be assembled are arranged between rotary shaft;The left branch It is respectively provided with lockable mechanism at the top of frame and right support and rotary shaft cooperates, rotary shaft will be revolved after turning to set angle by lockable mechanism Shaft locking;At least one auxiliary body is also set up between the left support and right support, auxiliary body is equipped in be installed With workpiece lower section, and treat assembly workpiece Auxiliary support.It can according to need the angle for adjusting workpiece to be assembled by rotary shaft, Rotary shaft is reliably fixed under any angle case, can satisfy allotment of labor to be installed by rotary shaft locking with lockable mechanism simultaneously Assembly demand of the part in any angle;Auxiliary body is set, assembly workpiece Auxiliary support can be treated in assembling process, more Guarantee the stability of assembling process.
Further, through hole is arranged in the left support and right support top, and the rotary shaft can move in through hole. Rotary shaft is moved, and the workpiece to be assembled that can satisfy different in width completes assembly work in this tooling.
Further, the rotary shaft end is connect with rotating handles.It rotates rotating handles and then drives rotary shaft rotation, It operates more simple and convenient.
Further, the auxiliary body includes auxiliary support frame, and air bag, air bag is arranged in auxiliary support frame Motion bar is arranged in top, and support plate is arranged at the top of motion bar.Air bag can adjust aeration quantity, and then adjust the height of motion bar Degree, turning at any angle in workpiece to be assembled can be to workpiece to be assembled with secure support.
Further, rotary part is set between the support plate and motion bar, and rotary part drives support plate rotation.Rotation Rotation member drives support plate rotation, and adjustable support plate treats the support angle of assembly workpiece, make in different angle to Assembly workpiece is more bonded with support plate.
Further, the rotary part includes the spherical for being set to motion bar, and the spherical top is arranged arc Shell, arc shell top are fixedly connected with support plate.The setting of arc shell, the support plate for making arc shell drive top exist Rotation, adjusts at any time according to the angle demand of assembling process in a certain range.
Further, the air bag is connected to inflation mechanism.
Further, the left support bottom have the first strut, right support bottom have the second strut, the first strut and Movable supporting is provided between second strut, the auxiliary body is set in movable supporting.Movable supporting can be with dynamic auxiliary Mechanism shift position, and then adjustable auxiliary body is with the mobile position for being supported in workpiece to be assembled and being more suitable for being supported.
Further, the movable supporting both ends have the first adjusting set, the first adjusting set be sheathed on the first strut and On second strut, and its position is fixed by the first locating part in the first adjusting set end.First adjusting set can drive movable supporting Adjust front-rear position.
Further, the second adjusting set is arranged in the movable supporting, the second adjusting set end is consolidated by the second locating part Its fixed position in movable supporting, the auxiliary body bottom is fixedly connected with the second adjusting set.Second adjusting set can band Dynamic movable supporting adjusts left-right position.
Further, the left support and right support include the first vertical supporting being detachably connected and the second vertical branch Support, first vertical supporting and the second vertical supporting pass through limit pin connection.
Further, multiple first connecting holes are set on first vertical supporting, are also set on second vertical supporting Multiple second connecting holes are set, spacer pin passes through the first connecting hole and the second connecting hole for the first vertical supporting and the second vertical supporting Connection.Spacer pin passes through the first connecting hole and the second connecting hole of different location, adjustable fixed position, and then has adjusted a left side The height of bracket and right support.
Further, first vertical supporting is sheathed on outside the second vertical supporting, adjusts the link position of spacer pin The height of adjustable left support and right support.
Further, instrument cases are arranged in the left support and/or right support side.Instrument cases are set, can be convenient storage Temporarily put assembly tool.
Further, it is connected between the rotary shaft and workpiece to be assembled by connecting plate.
Compared with prior art, the beneficial effects of the present invention are:
Multi-purpose assembling equipment of the invention can according to need the angle for adjusting workpiece to be assembled by rotary shaft, together When with lockable mechanism by rotary shaft locking, rotary shaft is reliably fixed under any angle case, can satisfy workpiece to be assembled In the assembly demand of any angle;Auxiliary body is set, assembly workpiece Auxiliary support can be treated in assembling process, is more protected Demonstrate,prove the stability of assembling process.
Auxiliary body can adjust its height up and down in the present invention, and left and right, front and back adjust its position, waited for according to assembling process The rotation angle of assembly workpiece can be servo-actuated adjustment, and it supports the position of workpiece to be assembled, and can also adjust top support plate and treat The support angle for assembling workpiece is bonded the workpiece to be assembled in different angle more with auxiliary body, and support is more firm.
Two brackets of assembly equipment of the present invention can adjust height, and then meet the behaviour of the operator of different height Make comfort level, reduce the labor intensity of assembly crewman, improves assembly efficiency.
Instrument cases are arranged in left support and/or right support side in assembly equipment of the invention, can be convenient storage and temporarily put dress With tool.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is schematic diagram of the invention;
Fig. 2 is movable supporting and the arrangement schematic diagram on left support and right support;
Fig. 3 is the arrangement schematic diagram of rotary part;
In figure, 1 left support, 2 right supports, 3 rotary shafts, 4 workpiece to be assembled, 5 lockable mechanisms, 6 auxiliary bodies, 7 through holes, 8 rotating handles, 9 auxiliary support frames, 10 motion bars, 11 support plates, 12 sphericals, 13 arc shells, 14 first struts, 15 second Strut, 16 movable supportings, 17 first adjusting sets, 18 first locating parts, 19 second adjusting sets, 20 second locating parts, 21 first is perpendicular To support, 22 second vertical supportings, 23 spacer pins, 24 instrument cases, 25 connecting plates.
Specific embodiment
It is described below for disclosing the present invention so that those skilled in the art can be realized the present invention.It is excellent in being described below Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.
As background technique is introduced, exist in the prior art controller switching equipment can not reliable assembling, assembly efficiency it is low Problem, in order to solve technical problem as above, present applicant proposes a kind of devices for assembly manipulation.
In a kind of typical embodiment of the application, as shown in Figure 1-Figure 3, a kind of dress for assembly manipulation is provided It sets, including assembly bracket, assembly bracket includes left support 1 and right support 2 disposed in parallel, and left support 1 and 2 top of right support are equal Rotary shaft 3 is worn, workpiece 4 to be assembled is set between rotary shaft 3;Be respectively provided at the top of left support 1 and right support 2 lockable mechanism 5 with Rotary shaft 3 cooperates, and rotary shaft 3 turns to rotary shaft locking after set angle by lockable mechanism 5;Left support 1 and right support 2 it Between also set up at least one auxiliary body 6, auxiliary body 6 is equipped in 4 lower section of workpiece to be assembled, and treats assembly workpiece 4 Auxiliary support.It can according to need the angle for adjusting workpiece to be assembled by rotary shaft, while being locked rotary shaft with lockable mechanism Only, rotary shaft is reliably fixed under any angle case, can satisfy workpiece to be assembled in the assembly demand of any angle;If Auxiliary body is set, assembly workpiece Auxiliary support can be treated in assembling process, more guarantees the stability of assembling process.
Lockable mechanism 5 uses prior art means, can use manual braking device, in the operating of rotary shaft 3 to suitable angular After degree, rotary shaft locking is made rotary shaft stop operating and is locked at current location by manual braking device;It can also use It is equipped with positioning pin on the rotary shaft, rotary shaft is fixed at proper angle.
Further, through hole 7 is arranged in left support 1 and 2 top of right support, and rotary shaft 3 can move in through hole 7.Rotation Shaft is moved left and right, and the workpiece to be assembled that can satisfy different in width completes assembly work in this tooling.
Further, 3 end of rotary shaft is connect with rotating handles 8.It rotates rotating handles and then drives rotary shaft rotation, behaviour Make more simple and convenient.Rotary shaft 3 can complete 360 ° of rotations by rotating handles 8, can satisfy the matching requirements of any angle.
Further, auxiliary body 6 includes auxiliary support frame 9, and air bag, air bag is arranged in auxiliary support frame 9 Motion bar 10 is arranged in top, and support plate 11 is arranged at the top of motion bar 10.Air bag can adjust aeration quantity, and then adjust motion bar Height, turning at any angle in workpiece to be assembled can be to workpiece to be assembled with secure support.
Further, rotary part is set between support plate 11 and motion bar 11, and rotary part drives support plate 11 to rotate. Rotary part drives support plate rotation, and adjustable support plate treats the support angle of assembly workpiece, makes in different angle Workpiece to be assembled is more bonded with support plate.
Further, rotary part includes the spherical 12 for being set to motion bar 10, and 12 top of spherical is arranged arc shell Body 13,13 top of arc shell are fixedly connected with support plate 11, and arc shell 13 has setting radian, can in the arc range It is rotated with adjusting support plate 11, more preferably to support workpiece 4 to be assembled.The setting of arc shell drives arc shell The support plate in portion rotates in a certain range, is adjusted at any time according to the angle demand of assembling process, and workpiece to be assembled is in random angle When spending, guarantee that support plate can be good with work pieces mate to be assembled.
Further, air bag is connected to inflation mechanism.Air bag lower part is equipped with switch, turns on the switch air bag and fills Gas, motion bar rises, until support plate contacts with workpiece to be assembled and provides certain support force, can also play fix it is to be installed Effect with workpiece.
Further, 1 bottom of left support has the first strut 14, and 2 bottom of right support has the second strut 15, the first strut 14 and second are provided with movable supporting 16 between strut 15, and auxiliary body 6 is set in movable supporting 16.Movable supporting can band Dynamic auxiliary mechanism shift position, and then adjustable auxiliary body is with the mobile position for being supported in workpiece to be assembled and being more suitable for being supported It sets.
Further, 16 both ends of movable supporting have the first adjusting set 17, and the first adjusting set 17 is sheathed on the first strut 14 and second on strut 15, and its position is fixed by the first locating part 18 in 17 end of the first adjusting set.First adjusting set can band Dynamic movable supporting adjusts front-rear position.
Further, the second adjusting set 19 is arranged in movable supporting 16,19 end of the second adjusting set is by the second locating part 20 fix its position in movable supporting 16, and 6 bottom of auxiliary body is fixedly connected with the second adjusting set 19.Second adjusting set can To drive movable supporting to adjust left-right position.First locating part 18 and the second locating part 20 can use limited screw, work as work When suitable position is transferred in dynamic support 16 or so, limited screw is screwed, so that limited screw is withstood the first strut 14, and then make movable branch Support is fixed.
In the present embodiment, auxiliary body 6 is arranged 4, and two of them are set in same movable supporting 16, another two setting In in same movable supporting 16, assembly workpiece is treated in four orientation and is played a supportive role, each 6 bottom of auxiliary body is both secured to The second adjusting set 19 in movable supporting 16, the position of adjustment the first adjusting set 17 and the second adjusting set 19, adjustable four The position of auxiliary body, and then it is more in line with the support demand of workpiece to be assembled.
Further, left support 1 and right support 2 include the first vertical supporting 21 being detachably connected and the second vertical branch Support 22, the first vertical supporting 21 and the second vertical supporting 22 are connected by spacer pin 23.
Further, multiple first connecting holes are set on the first vertical supporting 21, are also provided on the second vertical supporting 22 more A second connecting hole, spacer pin 23 pass through the first connecting hole and the second connecting hole for the first vertical supporting 21 and the second vertical supporting 22 connections.Spacer pin passes through the first connecting hole and the second connecting hole of different location, adjustable fixed position, and then has adjusted The height of left support and right support.
Further, the first vertical supporting 21 is sheathed on outside the second vertical supporting 22, adjusts the connection position of spacer pin 23 Set the height of adjustable left support 1 and right support 2.Second vertical supporting 22 is fixed, and it is vertical that the first vertical supporting 21 is placed on second Outside support 22, the link position of the fixed the two of insertion spacer pin 23, the operation height of adjustable assembly equipment meets different Requirement of the height assembly crewman to comfortable station height, station height is suitable, can reduce the labor intensity of assembly crewman, improves dress With efficiency.
Further, instrument cases 24 are arranged in left support 1 and/or 2 side of right support.Instrument cases are set, can be convenient storage Temporarily put assembly tool.
Further, it is connected between rotary shaft 3 and workpiece to be assembled 4 by connecting plate 25.Switch fixing casing can be added, it will Switch fixing casing is fixed on rotary shaft connecting plate, and then this assembly equipment can become the assembly bench with turn over function, is fitted For a variety of switches, such as ZW20/ZW32/FZW28/SVH2 switchgear or other any machine workpieces for needing overturning to assemble.
Assembly equipment of the present invention is fixed in workshop by fastener, to guarantee the firm of assembly equipment.
By taking Standard type vacuum switch as an example, specifically used operating process is as follows:
1, first according to personal height, the position by adjusting left support 1 and 2 upper arresting pin 23 of right support adjusts left support With the height of right support, it is suitble to individual's assembly work.
2, then rotary shaft 3 is horizontally slipped, after choosing suitable distance, the connecting plate being fixed in rotary shaft 3 will be switched On 25.
3, rotary shaft rotating handles 8 are rotated, after switch is adjusted to proper angle, with lockable mechanism by its locking, make to revolve Shaft no longer rotates.
4, auxiliary support frame is adjusted to suitable position, then turns on the switch, air bag is inflated, until support plate 11 and switch No-float.
5, split luggage of putting into is matched.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and Improvement is both fallen in the range of claimed invention.The present invention claims protection scope by appended claims and its Equivalent defines.

Claims (6)

1. a kind of device for assembly manipulation, characterized in that including assembling bracket, the assembly bracket includes disposed in parallel Left support and right support, the left support and right support top wear rotary shaft, and workpiece to be assembled is arranged between rotary shaft;Institute It states and is respectively provided with lockable mechanism and rotary shaft cooperation at the top of left support and right support, rotary shaft turns to after set angle by locking machine Structure is by rotary shaft locking;At least one auxiliary body is also set up between the left support and right support, auxiliary body is equipped with Below workpiece to be assembled, and treat assembly workpiece Auxiliary support;
The auxiliary body includes auxiliary support frame, and air bag, setting activity at the top of air bag are arranged in auxiliary support frame Support plate is arranged in bar, motion bar top;The air bag is connected to inflation mechanism;
Rotary part is set between the support plate and motion bar, and rotary part drives support plate rotation;
The rotary part includes the spherical for being set to motion bar, and the spherical top is arranged arc shell, arc shell Top is fixedly connected with support plate;Through hole is arranged in the left support and right support top, and the rotary shaft can be in through hole It is mobile;The rotary shaft end is connect with rotating handles.
2. a kind of device for assembly manipulation as described in claim 1, characterized in that the left support bottom has first Strut, right support bottom have the second strut, movable supporting, the auxiliary body are provided between the first strut and the second strut It is set in movable supporting.
3. a kind of device for assembly manipulation as claimed in claim 2, characterized in that the movable supporting both ends have First adjusting set, the first adjusting set are sheathed on the first strut and the second strut, and the first adjusting set end is by the first locating part Fix its position.
4. a kind of device for assembly manipulation as claimed in claim 2, characterized in that be arranged with the in the movable supporting Its position in movable supporting, the auxiliary body bottom are fixed by the second locating part in two adjusting sets, the second adjusting set end It is fixedly connected with the second adjusting set.
5. a kind of device for assembly manipulation as described in claim 1, characterized in that the left support and right support wrap The first vertical supporting and the second vertical supporting being detachably connected are included, first vertical supporting and the second vertical supporting pass through limit Position pin connection;
Multiple first connecting holes are set on first vertical supporting, multiple second connections are also provided on second vertical supporting Hole, spacer pin pass through the first connecting hole and the second connecting hole and connect the first vertical supporting and the second vertical supporting;Described first Vertical supporting is sheathed on outside the second vertical supporting, and the link position for adjusting spacer pin can adjust the height of left support and right support Degree.
6. a kind of device for assembly manipulation as described in claim 1, characterized in that the left support and/or right support Instrument cases are arranged in side;It is connected between the rotary shaft and workpiece to be assembled by connecting plate.
CN201811383637.8A 2018-11-20 2018-11-20 A kind of device for assembly manipulation Pending CN109571377A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811383637.8A CN109571377A (en) 2018-11-20 2018-11-20 A kind of device for assembly manipulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811383637.8A CN109571377A (en) 2018-11-20 2018-11-20 A kind of device for assembly manipulation

Publications (1)

Publication Number Publication Date
CN109571377A true CN109571377A (en) 2019-04-05

Family

ID=65923143

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811383637.8A Pending CN109571377A (en) 2018-11-20 2018-11-20 A kind of device for assembly manipulation

Country Status (1)

Country Link
CN (1) CN109571377A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114162434A (en) * 2021-11-15 2022-03-11 许继集团有限公司 Pole-mounted circuit breaker assembling and transferring device and operation method thereof
CN114454132A (en) * 2022-03-25 2022-05-10 王天助 Adjustable positioning support for maintaining medical equipment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106654948A (en) * 2017-03-09 2017-05-10 益和电气集团股份有限公司 Multi-purpose assembly equipment

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106654948A (en) * 2017-03-09 2017-05-10 益和电气集团股份有限公司 Multi-purpose assembly equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114162434A (en) * 2021-11-15 2022-03-11 许继集团有限公司 Pole-mounted circuit breaker assembling and transferring device and operation method thereof
CN114454132A (en) * 2022-03-25 2022-05-10 王天助 Adjustable positioning support for maintaining medical equipment
CN114454132B (en) * 2022-03-25 2023-09-01 王天助 Adjustable positioning bracket for medical instrument maintenance

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Application publication date: 20190405

RJ01 Rejection of invention patent application after publication