CN112454297B - Old and useless household electrical appliances disassemble and use workstation with upset function - Google Patents

Old and useless household electrical appliances disassemble and use workstation with upset function Download PDF

Info

Publication number
CN112454297B
CN112454297B CN202011217606.2A CN202011217606A CN112454297B CN 112454297 B CN112454297 B CN 112454297B CN 202011217606 A CN202011217606 A CN 202011217606A CN 112454297 B CN112454297 B CN 112454297B
Authority
CN
China
Prior art keywords
platform
disassembling
sliding
assembly
guide rail
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
Application number
CN202011217606.2A
Other languages
Chinese (zh)
Other versions
CN112454297A (en
Inventor
焦培连
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.)
Ganzhou Yongxin Environmental Protection Technology Co ltd
Original Assignee
Ganzhou Yongxin Environmental Protection 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 Ganzhou Yongxin Environmental Protection Technology Co ltd filed Critical Ganzhou Yongxin Environmental Protection Technology Co ltd
Priority to CN202011217606.2A priority Critical patent/CN112454297B/en
Publication of CN112454297A publication Critical patent/CN112454297A/en
Application granted granted Critical
Publication of CN112454297B publication Critical patent/CN112454297B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • B25H1/10Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
    • 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
    • B25H1/18Work 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)

Abstract

The invention relates to a workbench, in particular to a workbench with a turnover function for disassembling waste household appliances. The invention aims to provide a workbench for disassembling waste household appliances, which is convenient for overturning the waste appliances and can adjust the disassembly angle and has an overturning function. In order to solve the technical problem, the invention provides a workbench with a turnover function for disassembling waste household appliances, which comprises a base, a rotating shaft and a rotating shaft, wherein the top of the base is connected with a circular guide rail; the disassembling platform is connected to the circular guide rail in a sliding manner; a movable platform assembly mounted on top of the disassembly platform; a distance adjustment assembly slidably connected to the movable platform assembly; a clamping assembly mounted on the distance adjustment assembly. The clamping position of the clamping component on the electric appliance can be adjusted through the distance adjusting component, so that the electric appliances of different types and shapes can be clamped.

Description

Old and useless household electrical appliances disassemble and use workstation with upset function
Technical Field
The invention relates to a workbench, in particular to a workbench with a turnover function for disassembling waste household appliances.
Background
After the household electrical appliances are started according to the policy of changing old household electrical appliances into new household electrical appliances, the number of the to-be-disassembled waste household electrical appliances is increased rapidly, the household electrical appliances need to be disassembled after the old household electrical appliances are recovered, the current disassembling capability is limited, and most of the waste household electrical appliances need to be disassembled and disposed manually.
At present old electrical apparatus dismantles workman and places old electrical apparatus on the workstation usually, need repeatedly overturn old electrical apparatus when old electrical apparatus is dismantled, because most electrical apparatus weight are heavier, it can lead to dismantling workman to be tired to overturn repeatedly, dismantle efficiency and discount greatly, and need put old electrical apparatus to inclination sometimes, just need alone hold up the electrical apparatus, another person carries out the dismantlement work, extravagant manpower, the dismantlement cost has been improved, and people are difficult to hold up the electrical apparatus steady, lead to the electrical apparatus to dismantle inconvenient.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects that when an old electrical appliance is disassembled, the old electrical appliance needs to be repeatedly turned, so that a disassembling worker is fatigued due to repeated turning, and the disassembling efficiency is greatly reduced.
(2) Technical scheme
In order to solve the technical problem, the invention provides a workbench with a turnover function for disassembling waste household appliances, which comprises: the top of the base is connected with a circular guide rail; the disassembling platform is connected to the circular guide rail in a sliding manner; a movable platform assembly mounted on top of the disassembly platform; a distance adjustment assembly slidably connected to the movable platform assembly; a clamping assembly mounted on the distance adjustment assembly; and the angle adjusting mechanism is arranged between the circular guide rail and the disassembling platform.
Preferably, the movable platform assembly comprises: the sliding seat is connected to the disassembling platform in a sliding manner; at least one bearing seat is arranged and connected to the sliding seat; a rotating rod mounted on the bearing block; the rotating frame is connected to the rotating rod and provided with a sliding groove.
Preferably, the distance adjusting assembly comprises: the rubber plate is at least provided with one rubber plate, and the rubber plate is fixedly connected to the rotating frame; the sliding block is arranged in the sliding groove in a sliding manner; a cam rotatably connected to the slider; and the handle is fixedly connected to the outer surface of the cam.
Preferably, the clamping assembly comprises: the threaded sleeve is fixedly connected to the sliding block; the adjusting screw is in threaded connection with the inside of the threaded sleeve; a sleeve slidably connected to a tail end of the adjusting screw; and the spring is connected between the sleeve and the adjusting screw rod.
Preferably, the angle adjusting mechanism comprises: the connecting frame is connected to one end of the disassembling platform; the adjusting motor is arranged on the connecting frame; the first gear is connected to the output shaft of the adjusting motor; and the circular arc-shaped rack is connected to the outer side of the circular guide rail, and the first gear is meshed with the circular arc-shaped rack.
Preferably, the device further comprises a reverse driving mechanism, wherein the reverse driving mechanism comprises: the sliding rail is connected to the top of one side of the sliding seat; the straight rack is connected to the sliding rail in a sliding manner; the two stop blocks are respectively connected with the two ends of the slide rail; the second gear is connected to one end, close to the straight rack, of the rotating rod and meshed with the straight rack; the connecting plate is connected to the disassembling platform; the cylinder is arranged on the connecting plate; the connecting rod is fixedly connected between the cylinder and the spur rack; and the limiting blocks are at least provided with two limiting blocks, and the limiting blocks are connected to the end parts of the disassembling platform.
Preferably, also include: and at least two LED lamp belts are arranged and connected to the inner side surface of the rotating frame.
Preferably, also include: and the drawer is connected to the bottom of the disassembling platform.
(3) Advantageous effects
1. The clamping position of the clamping component on the electric appliance can be adjusted through the distance adjusting component, so that the electric appliances of different types and shapes can be clamped.
2. The angle of the power saver can be adjusted through the angle adjusting mechanism, so that disassembly personnel can disassemble the power saver conveniently.
3. Through this reversal actuating mechanism people only need start the cylinder production or shorten the turn-over action that can realize electrical apparatus and rotation frame, but also can realize the removal action to the sliding seat simultaneously, make electrical apparatus and rotation frame after the turn-over be close to the personnel of disassembling, the personnel of disassembling of being convenient for disassemble.
4. The disassembled electric appliance can be illuminated by lighting the LED lamp strip, so that the disassembly personnel can disassemble the electric appliance conveniently.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a partial structure of the present invention.
Fig. 3 is a perspective view of the distance adjustment assembly and the clamping assembly of the present invention.
Fig. 4 is a schematic perspective view of the reverse driving mechanism of the present invention.
The labels in the figures are: 1-base, 2-circular guide rail, 3-dismantling platform, 4-movable platform component, 41-sliding seat, 42-bearing seat, 43-rotating rod, 44-rotating frame, 45-sliding groove, 5-distance adjusting component, 51-rubber plate, 52-sliding block, 53-cam, 54-handle, 6-clamping component, 61-threaded sleeve, 62-adjusting screw rod, 63-sleeve, 64-spring, 7-angle adjusting mechanism, 71-connecting frame, 72-adjusting motor, 73-first gear, 74-circular arc rack, 8-reverse driving mechanism, 81-sliding rail, 82-straight rack, 83-stop block, 84-second gear, 85-connecting plate, 86-air cylinder, 87-connecting rod, 88-limiting block, 9-LED lamp strip and 10-drawer.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
The utility model provides a waste household electrical appliances disassemble and use workstation with upset function, as shown in fig. 1 to 3, including base 1, circular guide rail 2, disassemble platform 3, movable platform subassembly 4, apart from adjusting part 5, clamping component 6 and angle adjustment mechanism 7, the top of base 1 is connected with circular guide rail 2, be connected with on circular guide rail 2 with sliding and disassemble platform 3, disassemble movable platform subassembly 4 is installed at platform 3 top, install apart from adjusting part 5 on movable platform subassembly 4 with sliding, install clamping component 6 on the apart from adjusting part 5, circular guide rail 2 and disassemble and be connected with angle adjustment mechanism 7 between the platform 3.
The movable platform assembly 4 comprises a sliding seat 41, bearing seats 42, a rotating rod 43 and a rotating frame 44, the top of the disassembling platform 3 is connected with the sliding seat 41 in a sliding manner, the bearing seats 42 are mounted on the front side and the rear side of the sliding seat 41, the rotating rod 43 is mounted between the bearing seats 42 on the two sides, the rotating rod 43 is fixedly connected with the rotating frame 44, and sliding grooves 45 are formed in the front side and the rear side of the rotating frame 44.
The distance adjusting assembly 5 comprises a rubber plate 51, sliding blocks 52, a cam 53 and a handle 54, wherein the rubber plate 51 is connected to the outer side surfaces of the front side and the rear side of the rotating frame 44, the 3 sliding blocks 52 are connected to the sliding grooves 45 of the front side and the rear side in a sliding manner, the cam 53 matched with the rubber plate 51 is connected to the upper portion of each sliding block 52 in a rotating manner, and the handle 54 is connected to the cam 53.
The clamping assembly 6 comprises a threaded sleeve 61, an adjusting screw 62, a sleeve 63 and a spring 64, the threaded sleeve 61 is mounted at the lower part of the sliding block 52, the adjusting screw 62 is connected with the threaded sleeve 61 in a threaded manner, the adjusting screw 62 penetrates through the sliding block 52, the sleeve 63 is connected with the tail end of the adjusting screw 62 in a sliding manner, the spring 64 is connected between the sleeve 63 and the adjusting screw 62, and the spring 64 is sleeved on the inner side of the adjusting screw 62.
The angle adjusting mechanism 7 comprises a connecting frame 71, an adjusting motor 72, a first gear 73 and a circular arc-shaped rack 74, the connecting frame 71 is connected to the front end and the rear end of the left side of the disassembling platform 3, the adjusting motor 72 is installed on the connecting frame 71, the first gear 73 is connected to an output shaft of the adjusting motor 72, the circular arc-shaped rack 74 is installed on the outer side of the circular guide rail 2, and the first gear 73 is meshed with the circular arc-shaped rack 74.
When the electric appliance needs to be disassembled, people stand at the right side of the workbench, place the electric appliance in the rotating frame 44, toggle the handle 54 to make the far end of the cam 53 far away from the rubber plate 51, toggle the slider 52 to move left and right in the chute 45, after the position of the slider 52 is adjusted, toggle the handle 54 to reset to make the far end of the cam 53 abut against the rubber plate 51, the rubber plate 51 has strong friction and toughness, so the slider 52 can be fixed on the chute 45 through the cooperation of the cam 53 and the rubber plate 51, then the adjusting screw 62 can be screwed, the adjusting screw 62 is moved towards the electric appliance direction under the action of the threaded sleeve 61, the electric appliance is fixed through the sleeve 63 and the spring 64, when the electric appliance is fixed, people can conveniently disassemble the electric appliance, when the electric appliance needs to be overturned, the rotating frame 44 can be rotated 180 degrees by taking the bearing seat 42 as the axis through the rotating rod 43, then the sliding seat 41 is pushed to move rightwards, so can accomplish and carry out the turn-over to electrical apparatus, be convenient for disassemble personnel and disassemble, when the angle of disassembling that needs adjusted electrical apparatus, can start adjusting motor 72 and rotate, first gear 73 rotates thereupon, disassembles platform 3 at circular guide rail 2 internal rotation under the effect of convex rack 74, when disassembling 3 angle modulation of platform to suitably disassembling the position, closes adjusting motor 72, so just realized the regulation to disassembling the angle, further made things convenient for the work of disassembling of personnel to electrical apparatus.
Example 2
On the basis of embodiment 1, as shown in fig. 4, the device further comprises a reverse driving mechanism 8, the reverse driving mechanism 8 comprises a sliding rail 81, a spur rack 82, a stop block 83, a second gear 84, a connecting plate 85, a cylinder 86, a connecting rod 87 and a limiting block 88, the sliding rail 81 is installed at the top of the front side of the sliding seat 41, the spur rack 82 is slidably connected to the sliding rail 81, the stop block 83 is connected to each of the left end and the right end of the sliding rail 81, the second gear 84 is connected to the front end of the rotating rod 43, the second gear 84 is meshed with the spur rack 82, the connecting plate 85 is connected to the left part of the front side of the disassembling platform 3, the cylinder 86 is installed on the connecting plate 85, the connecting rod 87 is connected between the telescopic rod of the cylinder 86 and the spur rack 82, and the limiting blocks 88 for blocking the sliding seat 41 are connected to each of the left side and the right side of the disassembling platform 3.
When the electrical appliance needs to be turned over, the starting cylinder 86 extends, the cylinder 86 extends to drive the spur rack 82 to move rightwards through the connecting rod 87, when the spur rack 82 moves rightwards, the second gear 84 cannot rotate under the action of the gravity of the rotating frame 44 and the electrical appliance, at the moment, the sliding seat 41 moves rightwards, when the sliding seat 41 is blocked by the limiting block 88, the spur rack 82 moves rightwards continuously to drive the second gear 84 to rotate anticlockwise, the rotating rod 43 and the rotating frame 44 rotate 180 degrees anticlockwise, so that the turning action of the rotating frame 44 is completed, when the rotating frame 44 needs to be reset, the starting cylinder 86 shortens, people can turn over the electrical appliance and the rotating frame 44 by only starting the cylinder 86 to extend or shorten through the reversing driving mechanism 8, and can also move the sliding seat 41 at the same time, so that the turned electrical appliance and the rotating frame 44 approach to a dismantling person, is convenient for disassembly personnel to disassemble.
Example 3
On the basis of the embodiment 2, as shown in fig. 4, the LED lighting device further includes an LED lighting strip 9, and the LED lighting strip 9 is mounted on both the left and right sides of the inner side surface of the rotating frame 44.
When the light of the environment is not enough, the LED lamp strip 9 is lightened, the disassembled electric appliance can be illuminated, and the disassembly personnel can disassemble conveniently.
The disassembly platform is characterized by further comprising drawers 10, and the drawers 10 are mounted on the front side and the rear side of the bottom of the disassembly platform 3.
Drawer 10 can be used to place and disassemble instrument and accessory, and the personnel of disassembling of being convenient for take when disassembling the electrical apparatus disassembles instrument and accessory, has directly improved and has disassembled efficiency.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (3)

1. The utility model provides a waste household electrical appliances disassemble and use workstation with upset function which characterized in that, including:
the top of the seat (1) is connected with a circular guide rail (2);
a disassembly platform (3) which is connected to the circular guide rail (2) in a sliding manner;
a movable platform assembly (4) mounted on top of the dismantling platform (3);
a distance adjustment assembly (5) slidably connected to the movable platform assembly (4);
a clamping assembly (6) mounted on the distance adjustment assembly (5);
an angle adjusting mechanism (7) which is installed between the circular guide rail (2) and the disassembling platform (3);
the movable platform component (4) comprises:
a sliding seat (41) which is connected to the disassembling platform (3) in a sliding manner;
at least one bearing seat (42) is arranged, and the bearing seat (42) is connected to the sliding seat (41);
a rotating rod (43) mounted on the bearing seat (42);
a rotating frame (44) connected to the rotating rod (43), wherein the rotating frame (44) is provided with a sliding groove (45);
the distance adjusting assembly (5) comprises:
the rubber plate (51) is provided with at least one rubber plate, and the rubber plate (51) is fixedly connected to the rotating frame (44);
a slide block (52) which is arranged in the slide groove (45) in a sliding manner;
a cam (53) rotatably connected to the slider (52);
a handle (54) fixedly connected to the outer surface of the cam (53);
the clamping assembly (6) comprises:
a threaded sleeve (61) fixedly connected to the slider (52);
an adjusting screw (62) which is connected in the threaded sleeve (61) in a threaded manner;
a sleeve (63) slidably connected to the tail end of the adjusting screw (62);
a spring (64) connected between the sleeve (63) and the adjusting screw (62);
the angle adjusting mechanism (7) comprises:
a connecting frame (71) connected to one end of the disassembling platform (3);
an adjustment motor (72) mounted on the connection frame (71);
a first gear (73) connected to an output shaft of the adjustment motor (72);
a circular arc rack (74) connected to the outer side of the circular guide rail (2), wherein the first gear (73) is meshed with the circular arc rack (74);
still including reversal actuating mechanism (8), reversal actuating mechanism (8) including:
a slide rail (81) connected to the top of one side of the slide base (41);
a spur rack (82) slidably connected to the slide rail (81);
the number of the stop blocks (83) is at least two, and the two stop blocks (83) are respectively connected to two ends of the sliding rail (81);
the second gear (84) is connected to one end, close to the straight rack (82), of the rotating rod (43), and the second gear (84) is meshed with the straight rack (82);
a connecting plate (85) connected to the disassembling platform (3);
a cylinder (86) mounted on the connecting plate (85);
a connecting rod (87) fixedly connected between the cylinder (86) and the spur rack (82);
and at least two limiting blocks (88) are arranged, and the limiting blocks (88) are connected to the end part of the disassembling platform (3).
2. The workbench with the turning function for disassembling the waste household electrical appliances, according to the claim 1, further comprising:
and at least two LED lamp belts (9) are arranged and connected to the inner side surface of the rotating frame (44).
3. The workbench with the turning function for disassembling the waste household electrical appliances, according to the claim 2, further comprising:
a drawer (10) connected to the bottom of the un-dismantling platform (3).
CN202011217606.2A 2020-11-04 2020-11-04 Old and useless household electrical appliances disassemble and use workstation with upset function Active CN112454297B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011217606.2A CN112454297B (en) 2020-11-04 2020-11-04 Old and useless household electrical appliances disassemble and use workstation with upset function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011217606.2A CN112454297B (en) 2020-11-04 2020-11-04 Old and useless household electrical appliances disassemble and use workstation with upset function

Publications (2)

Publication Number Publication Date
CN112454297A CN112454297A (en) 2021-03-09
CN112454297B true CN112454297B (en) 2022-04-05

Family

ID=74835108

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011217606.2A Active CN112454297B (en) 2020-11-04 2020-11-04 Old and useless household electrical appliances disassemble and use workstation with upset function

Country Status (1)

Country Link
CN (1) CN112454297B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI790915B (en) * 2022-02-09 2023-01-21 財團法人工業技術研究院 Led lamp glass envelope disassembling equipment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3663479B2 (en) * 1998-10-07 2005-06-22 オークマ株式会社 Workpiece positioning jig for machine tools
CN206732631U (en) * 2017-05-25 2017-12-12 无锡宏恩科技有限公司 A kind of clamping device of numerically controlled wire cutting machine
CN108608247A (en) * 2018-06-19 2018-10-02 燕山大学 Three Degree Of Freedom large size straight tube 90/180 degree of tipper of section with rotation/mobile platform
CN211029729U (en) * 2019-11-12 2020-07-17 安徽省翔宇检具有限责任公司 Automobile side wall clamp
CN112743278B (en) * 2020-12-24 2022-07-12 上海洪铺钢结构工程有限公司 Turnover jig frame for welding steel box girder

Also Published As

Publication number Publication date
CN112454297A (en) 2021-03-09

Similar Documents

Publication Publication Date Title
CN110185638B (en) Multi-purpose handheld small fan
CN112454297B (en) Old and useless household electrical appliances disassemble and use workstation with upset function
CN116533196A (en) Clutch crankshaft clamping structure
CN112610811A (en) High-applicability portable fluid pressure measuring device and measuring method
CN216442408U (en) Clamping tool for notebook computer accessories
CN216079564U (en) But rotation angle over-and-under type intelligence street lamp
CN210153614U (en) Convenient maintenance is with work lamp
CN211488249U (en) A swivel mount for car panel beating sprays paint
CN209801401U (en) telescopic multi-angle lighting device in PLC cabinet
CN219473539U (en) Fixing structure of portable working lamp
CN216082509U (en) Automobile spoiler detection device
CN113719771B (en) Movable multifunctional lighting equipment
CN212005307U (en) Intelligent control lamps and lanterns convenient to adjust
CN220007569U (en) Stainless steel kitchen utensils and appliances accessory fixed processingequipment
CN211040764U (en) Working lamp capable of focusing
CN216417321U (en) Anesthesia equipment placing table for installing display equipment
CN109048779A (en) It is a kind of for replacing the portable unit of screw-socket bulb
CN216089619U (en) Outdoor temporary office device convenient to store
CN215469084U (en) Welding tool for radio frequency connector
CN220189135U (en) Whole process engineering consultation result display model
CN205350995U (en) Multi -functional lamp of auto repair
CN220408678U (en) Support frame capable of rotating positively and negatively
CN217362224U (en) Electrical installation cabinet convenient to maintain
CN215411456U (en) Lighting device convenient to go up and down and angle modulation
CN210879011U (en) Anti-dust type grinding device for hardware machining

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
GR01 Patent grant
GR01 Patent grant