CN209831206U - Car light plastic products surface equipment of polishing - Google Patents
Car light plastic products surface equipment of polishing Download PDFInfo
- Publication number
- CN209831206U CN209831206U CN201920017030.1U CN201920017030U CN209831206U CN 209831206 U CN209831206 U CN 209831206U CN 201920017030 U CN201920017030 U CN 201920017030U CN 209831206 U CN209831206 U CN 209831206U
- Authority
- CN
- China
- Prior art keywords
- polishing
- movable block
- threaded rod
- threaded
- sliding
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a car lamp plastic product surface polishing device, which relates to the technical field of car lamp production equipment and aims to solve the problem of small polishing range of the prior polishing device, comprising a base plate, a polishing platform, a driving motor and a polishing disk, wherein both sides of the bottom of the polishing platform are respectively provided with an adjusting mechanism, the adjusting mechanism comprises a third threaded rod, a second movable block and a connecting rod, the utility model is provided with an electric push rod and an adjusting mechanism, the adjusting mechanism comprises a third threaded rod, a second movable block and a connecting rod, the polishing angle of the polishing disk can be adjusted by extending or shortening the telescopic rod of the electric push rod, and the third threaded rod is rotated by a rocking handle, the third threaded rod drives the second movable block to move, the second movable block drives the connecting rod to move, thereby the angle of the polishing platform is adjusted by the adjusting mechanisms at both sides of the polishing platform, and the polishing disk is further matched with the polishing disk, so as to adapt, and the adaptability is strong.
Description
Technical Field
The utility model relates to a car light production facility technical field specifically is a car light plastic products surface equipment of polishing.
Background
The plastic products are the general name of articles for daily use, industry and the like which are processed by adopting plastics as main raw materials. Including products of all processes of injection molding, plastic uptake and the like which take plastics as raw materials. Plastics are a class of synthetic polymeric materials having plasticity. It, synthetic rubber and synthetic fiber form three essential synthetic materials for daily life. Specifically, the plastic is a material which is prepared by using natural or synthetic resin as a main component, adding various additives, and molding into a certain shape under certain conditions such as temperature and pressure, and the shape is kept unchanged at normal temperature.
The automobile headlamp is characterized in that a plurality of parts are made of plastic, after injection molding is completed, if finished products are obtained, the surfaces of the parts are generally required to be polished, the conventional plastic product surface polishing equipment can only adjust the angle of a polishing disc within a certain range to perform polishing operation, the large-range adjustment cannot be performed, the polishing operation needs to be adjusted by re-clamping products, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a car light plastic products surface equipment of polishing to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a car lamp plastic product surface polishing device comprises a base plate, a polishing platform, a driving motor and a polishing disc, wherein supporting legs are arranged at four corners of the bottom of the base plate, idler wheels are arranged at the bottom ends of the supporting legs, a door-shaped frame is fixed on the upper surface of the base plate in a welding mode, the polishing platform is arranged above the base plate, the driving motor is arranged above the polishing platform and is in driving connection with the polishing disc, first threaded rods are rotatably arranged at two sides of the interior of the door-shaped frame through bearings, belt pulleys are arranged at the tops of the two first threaded rods, a belt is connected between the two belt pulleys, one top end of the two first threaded rods is fixedly connected with an output shaft of the first motor through a coupling, the first motor is arranged at the top of the door-shaped frame through screws, a lifting plate is connected between the two first threaded rods, inner threaded, the lower surface of the lifting plate is rotatably provided with a second threaded rod through a fixed plate and a bearing, one end of the second threaded rod is fixedly connected with an output shaft of a second motor through a coupler, the second motor is arranged on the fixed plate through screws, a first movable block is sleeved outside the second threaded rod, a first slider is fixed at the top of the first movable block and is in sliding connection with the lower part of the lifting plate, the bottom of the first movable block is hinged with a T-shaped plate, the bottom of the T-shaped plate is provided with a driving motor, the end part of an output shaft of the driving motor is provided with a mounting plate, the lower surface of the mounting plate is fixedly provided with a polishing disc through spring welding, the bottom of the first movable block is hinged with an electric push rod, the end part of a telescopic rod of the electric push rod is hinged with a vertical section of the T-shaped plate, two sides of, the third threaded rod is rotatably installed on the base plate through a fixing plate and a bearing, a second movable block is sleeved outside the third threaded rod and is in threaded connection with the third threaded rod, a second sliding block is arranged at the bottom of the second movable block and is in sliding connection with the upper portion of the base plate, a second sliding groove for sliding the second sliding block is formed in the upper portion of the base plate, a connecting rod is hinged to the top of the second movable block, and the connecting rod is hinged to the side edge of the bottom of the polishing table.
As a further aspect of the present invention: the rollers are self-locking rollers.
As a further aspect of the present invention: the lower part of the lifting plate is provided with a sliding groove for the first sliding block to slide.
As a further aspect of the present invention: and a rocking handle is fixedly welded at one end of the third threaded rod.
As a further aspect of the present invention: the two sides of the polishing platform are both provided with suction nozzles, and the suction nozzles are connected with a dust collector through air pipes.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses be equipped with electric putter and adjustment mechanism, adjustment mechanism includes the third threaded rod, second movable block and connecting rod, telescopic link extension through electric putter perhaps shortens, can drive the T template and rotate, the T template can drive driving motor and the polishing dish of below rotates, can adjust the angle of polishing dish, and rotate the third threaded rod through the rocking handle, the third threaded rod drives the second movable block and removes, the second movable block drives the connecting rod motion, thereby through the adjustment mechanism of polishing platform both sides, adjust the angle of polishing platform, further with the cooperation of polishing dish, can adapt to the face of polishing of various differences, strong adaptability.
Drawings
FIG. 1 is a schematic structural diagram of a surface polishing device for a plastic product of a vehicle lamp.
Fig. 2 is a schematic view of a second structure of the surface polishing device for the plastic product of the car lamp.
In the figure: 1-substrate, 2-door type frame, 3-first threaded rod, 4-third threaded rod, 5-connecting rod, 6-polishing table, 7-polishing table, 8-mounting plate, 9-driving motor, 10-second motor, 11-lifting plate, 12-belt, 13-second threaded rod, 14-first movable block, 15-first sliding block, 16-T type plate, 17-electric push rod, 18-second movable block, 19-rocking handle, 20-first motor, 21-roller, 22-suction nozzle and 23-dust collector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, in an embodiment of the present invention, a surface polishing apparatus for a plastic product of a vehicle lamp includes a base plate 1, a polishing table 6, a driving motor 9, and a polishing disc 7, wherein four corners of the bottom of the base plate 1 are all provided with supporting legs, the bottom ends of the supporting legs are provided with rollers 21, the rollers 21 are self-locking rollers, which facilitate movement of the apparatus, a door frame 2 is fixed to the upper surface of the base plate 1 by welding, the polishing table 6 is provided above the base plate 1, the polishing table 6 is provided with a clamp (not shown), the driving motor 9 is provided above the polishing table 6, the driving motor 9 is connected to the polishing disc 7 by driving, first threaded rods 3 are rotatably mounted on two sides inside the door frame 2 through bearings, belt pulleys are mounted on the tops of the two first threaded rods 3, a belt 12 is connected between the two belt pulleys, one top end of the two first threaded rods 3, the first motor 20 is installed on the top of the door-shaped frame 2 through a screw, a lifting plate 11 is connected between two first threaded rods 3, inner threaded holes in threaded fit with the first threaded rods 3 are formed in the two sides of the lifting plate 11, a second threaded rod 13 is installed on the lower surface of the lifting plate 11 through a fixing plate and a bearing in a rotating mode, one end of the second threaded rod 13 is fixedly connected with an output shaft of a second motor 10 through a coupler, the second motor 10 is installed on the fixing plate through a screw, a first movable block 14 is sleeved outside the second threaded rod 13, a first sliding block 15 is fixed on the top of the first movable block 14, the first sliding block 15 is in sliding connection with the lower portion of the lifting plate 11, a sliding groove for the first sliding block 15 to slide is formed in the lower portion of the lifting plate 11, a T-shaped plate 16 is installed at the bottom of the first movable block 14 in a hinged mode, the lower surface of the mounting plate 8 is fixedly provided with a polishing disc 7 through a spring in a welded mode, the spring can enable the polishing disc 7 to be attached to the surface of a workpiece all the time, the bottom of the first movable block 14 is hinged to an electric push rod 17, the end portion of a telescopic rod of the electric push rod 17 is hinged to a vertical section of a T-shaped plate 16, the T-shaped plate 16 can be driven to rotate through the extension or shortening of the telescopic rod of the electric push rod 17, the T-shaped plate 16 can drive a driving motor 9 and the polishing disc 7 below the driving motor 9 to rotate, the polishing angle of the polishing disc 7 can be adjusted;
furthermore, in order to adjust the angle of the polishing table 6, the polishing table 7 is further matched to perform polishing work, and the adaptability is enhanced, adjusting mechanisms are arranged on both sides of the bottom of the polishing table 6, each adjusting mechanism comprises a third threaded rod 4, a second movable block 18 and a connecting rod 5, the third threaded rods 4 are rotatably mounted on the base plate 1 through a fixing plate and a bearing, a rocking handle 19 is fixedly welded on one end of each third threaded rod 4, the second movable blocks 18 are sleeved outside the third threaded rods 4, the second movable blocks 18 are in threaded connection with the third threaded rods 4, second sliding blocks are arranged at the bottoms of the second movable blocks 18 and are in sliding connection with the upper portion of the base plate 1, a second sliding groove for the second sliding blocks to slide is formed in the upper portion of the base plate 1, the connecting rods 5 are hinged to the tops of the second movable blocks 18, the connecting rods 5 are hinged to the side edges of the bottom of the polishing table 6, the third threaded rods, the third threaded rod 4 drives the second movable block 18 to move, and the second movable block 18 drives the connecting rod 5 to move, so that the angle of the polishing table 6 is adjusted through the adjusting mechanisms on the two sides of the polishing table 6, the polishing table is further matched with the polishing disc 7, various polishing surfaces can be adapted, and the adaptability is high.
Example 2
Referring to fig. 2, the difference between the embodiment and embodiment 1 is that the two sides of the polishing table 6 are both provided with a suction nozzle 22, and the suction nozzles 22 are connected with a dust collector 23 through an air pipe, so that dust in the polishing process can be sucked into the dust collector 23, the workshop environment is protected, and the health of workers is guaranteed.
The utility model discloses a theory of operation is: the utility model discloses when using, with the work piece clamping on the platform 6 of polishing, start first motor 20 and second motor 10, can adjust the height of polishing dish 7 and the position in the horizontal direction, after adjusting, start driving motor 9, driving motor 9 drives the rotation of polishing dish 7, carry out the work of polishing, when polishing vamp or curved surface, through the telescopic link extension or the shortening of electric putter 17, can drive T template 16 and rotate, T template 16 can drive driving motor 9 and below polish dish 7 and rotate, can adjust the angle of polishing dish 7, thereby adapt to the polishing of plane, inclined plane or curved surface; furthermore, the third threaded rod 4 is rotated through the rocking handle 19, the third threaded rod 4 drives the second movable block 18 to move, and the second movable block 18 drives the connecting rod 5 to move, so that the angle of the polishing table 6 is adjusted through the adjusting mechanisms on the two sides of the polishing table 6, the polishing table is further matched with the polishing disc 7, various polishing surfaces can be adapted, and the adaptability is high.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A car lamp plastic product surface polishing device comprises a substrate (1), a polishing platform (6), a driving motor (9) and a polishing disc (7), wherein supporting legs are mounted at four corners of the bottom of the substrate (1), idler wheels (21) are mounted at the bottom ends of the supporting legs, a door-shaped frame (2) is fixed on the upper surface of the substrate (1) in a welding mode, the polishing platform (6) is arranged above the substrate (1), the driving motor (9) is arranged above the polishing platform (6), the driving motor (9) is connected with the polishing disc (7) in a driving mode, first threaded rods (3) are rotatably mounted on two sides inside the door-shaped frame (2) through bearings, belt pulleys are mounted at the tops of the two first threaded rods (3), a belt (12) is connected between the two belt pulleys, and one top end of the two first threaded rods (3) is fixedly connected with an output shaft of a first motor, the first motor (20) is installed at the top of the door-shaped frame (2) through screws, a lifting plate (11) is connected between two first threaded rods (3), inner threaded holes in threaded fit with the first threaded rods (3) are formed in the two sides of the lifting plate (11), a second threaded rod (13) is installed on the lower surface of the lifting plate (11) through a fixing plate and a bearing in a rotating mode, one end of the second threaded rod (13) is fixedly connected with an output shaft of a second motor (10) through a coupler, the second motor (10) is installed on the fixing plate through screws, a first movable block (14) is sleeved outside the second threaded rod (13), a first sliding block (15) is fixed at the top of the first movable block (14), the first sliding block (15) is connected with the lower portion of the lifting plate (11) in a sliding mode, a T-shaped plate (16) is installed at the bottom of the first movable block (14) in a hinged mode, a, mounting panel (8) are installed to the output shaft tip of driving motor (9), and mounting panel (8) lower surface has the disc of polishing (7) through spring welded fastening, its characterized in that, first movable block (14) bottom articulates there is electric putter (17), and electric putter's (17) telescopic link tip is articulated with the vertical section of T template (16), table of polishing (6) bottom both sides all are equipped with adjustment mechanism, adjustment mechanism includes third threaded rod (4), second movable block (18) and connecting rod (5), third threaded rod (4) rotate through fixed plate and bearing and install on base plate (1), and third threaded rod (4) outside cover is equipped with second movable block (18), and second movable block (18) and third threaded rod (4) threaded connection, second movable block (18) bottom are equipped with the second slider, second slider and base plate (1) upper portion sliding connection, a second sliding groove for sliding of the second sliding block is formed in the upper portion of the base plate (1), a connecting rod (5) is hinged to the top of the second movable block (18), and the connecting rod (5) is hinged to the side edge of the bottom of the polishing table (6).
2. The vehicle lamp plastic product surface grinding device according to claim 1, wherein the roller (21) is a self-locking roller.
3. The surface polishing device for the plastic products of the car lamp according to claim 1, wherein a sliding groove for sliding the first sliding block (15) is formed at the lower part of the lifting plate (11).
4. The surface grinding equipment for the plastic products of the car lamps as claimed in claim 1, characterized in that a rocking handle (19) is fixed to one end of the third threaded rod (4) in a welding mode.
5. The surface grinding device for the plastic products of the car lamp as claimed in any one of claims 1 to 4, characterized in that the grinding table (6) is provided with suction nozzles (22) on both sides, and the suction nozzles (22) are connected with a dust collector (23) through air pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920017030.1U CN209831206U (en) | 2019-01-07 | 2019-01-07 | Car light plastic products surface equipment of polishing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920017030.1U CN209831206U (en) | 2019-01-07 | 2019-01-07 | Car light plastic products surface equipment of polishing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209831206U true CN209831206U (en) | 2019-12-24 |
Family
ID=68901238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920017030.1U Expired - Fee Related CN209831206U (en) | 2019-01-07 | 2019-01-07 | Car light plastic products surface equipment of polishing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209831206U (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111156377A (en) * | 2020-01-16 | 2020-05-15 | 安徽西柚酷媒信息科技有限公司 | Mounting base for ultra-short-focus laser projector |
| CN111168540A (en) * | 2020-01-08 | 2020-05-19 | 孙珍 | Art work of art and beauty work processing is carved with scalding special device of coloring of polishing |
| CN111347324A (en) * | 2020-03-14 | 2020-06-30 | 安徽恒顺生产力促进中心有限公司 | Casting cooling liquid recycling device and method |
| CN111451908A (en) * | 2020-04-29 | 2020-07-28 | 翟志民 | Automobile parts grinding device convenient to angle regulation |
| CN111496621A (en) * | 2020-03-31 | 2020-08-07 | 浙江杭佳特种弹簧有限公司 | Spring abrasive machining equipment |
| CN111618702A (en) * | 2020-06-05 | 2020-09-04 | 广东象田科技有限公司 | Intelligent assembly production line for wine cabinets |
| CN111633535A (en) * | 2020-06-19 | 2020-09-08 | 南京弘晖机电制造有限公司 | Polishing device |
| CN111975587A (en) * | 2020-08-31 | 2020-11-24 | 戴陈莲 | Formula multiaxis linkage polisher is inhaled to magnetism |
| CN112355797A (en) * | 2020-11-06 | 2021-02-12 | 株洲联信金属有限公司 | Multi-angle metal grinding device |
| CN112496781A (en) * | 2020-10-29 | 2021-03-16 | 将乐县国通隧道机械有限公司 | Automatic lifting device for machining of mechanical equipment |
| CN112589577A (en) * | 2020-11-26 | 2021-04-02 | 衡阳鸿卫机械有限责任公司 | Improved generation steel pipe terminal surface treatment facility |
| CN112605773A (en) * | 2020-12-28 | 2021-04-06 | 唐山市新型耐火材料厂 | Portable deburring device is used in production of wick brick |
| CN113027169A (en) * | 2021-04-13 | 2021-06-25 | 吴煜 | Angle-adjustable support frame for building |
| CN113334193A (en) * | 2021-06-29 | 2021-09-03 | 合肥至信机械制造有限公司 | Grinding equipment for inner plate on D column for automobile and working method of grinding equipment |
| CN113478327A (en) * | 2021-07-27 | 2021-10-08 | 蒋佩帆 | Polishing device and polishing method for pipeline welding |
| CN113857978A (en) * | 2021-09-30 | 2021-12-31 | 合肥市飞虎机械配件铸造有限公司 | Cast iron casting grinding device with cooling function |
-
2019
- 2019-01-07 CN CN201920017030.1U patent/CN209831206U/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168540A (en) * | 2020-01-08 | 2020-05-19 | 孙珍 | Art work of art and beauty work processing is carved with scalding special device of coloring of polishing |
| CN111156377B (en) * | 2020-01-16 | 2021-06-01 | 安徽西柚酷媒信息科技有限公司 | Mounting base for ultra-short-focus laser projector |
| CN111156377A (en) * | 2020-01-16 | 2020-05-15 | 安徽西柚酷媒信息科技有限公司 | Mounting base for ultra-short-focus laser projector |
| CN111347324A (en) * | 2020-03-14 | 2020-06-30 | 安徽恒顺生产力促进中心有限公司 | Casting cooling liquid recycling device and method |
| CN111496621A (en) * | 2020-03-31 | 2020-08-07 | 浙江杭佳特种弹簧有限公司 | Spring abrasive machining equipment |
| CN111451908A (en) * | 2020-04-29 | 2020-07-28 | 翟志民 | Automobile parts grinding device convenient to angle regulation |
| CN111618702A (en) * | 2020-06-05 | 2020-09-04 | 广东象田科技有限公司 | Intelligent assembly production line for wine cabinets |
| CN111633535A (en) * | 2020-06-19 | 2020-09-08 | 南京弘晖机电制造有限公司 | Polishing device |
| CN111975587A (en) * | 2020-08-31 | 2020-11-24 | 戴陈莲 | Formula multiaxis linkage polisher is inhaled to magnetism |
| CN111975587B (en) * | 2020-08-31 | 2023-12-15 | 戴陈莲 | Magnetic type multi-axis linkage polisher |
| CN112496781A (en) * | 2020-10-29 | 2021-03-16 | 将乐县国通隧道机械有限公司 | Automatic lifting device for machining of mechanical equipment |
| CN112355797A (en) * | 2020-11-06 | 2021-02-12 | 株洲联信金属有限公司 | Multi-angle metal grinding device |
| CN112589577A (en) * | 2020-11-26 | 2021-04-02 | 衡阳鸿卫机械有限责任公司 | Improved generation steel pipe terminal surface treatment facility |
| CN112605773A (en) * | 2020-12-28 | 2021-04-06 | 唐山市新型耐火材料厂 | Portable deburring device is used in production of wick brick |
| CN113027169A (en) * | 2021-04-13 | 2021-06-25 | 吴煜 | Angle-adjustable support frame for building |
| CN113334193A (en) * | 2021-06-29 | 2021-09-03 | 合肥至信机械制造有限公司 | Grinding equipment for inner plate on D column for automobile and working method of grinding equipment |
| CN113478327A (en) * | 2021-07-27 | 2021-10-08 | 蒋佩帆 | Polishing device and polishing method for pipeline welding |
| CN113478327B (en) * | 2021-07-27 | 2023-08-25 | 山东银城建设工程有限公司 | Polishing device and polishing method for pipeline welding |
| CN113857978A (en) * | 2021-09-30 | 2021-12-31 | 合肥市飞虎机械配件铸造有限公司 | Cast iron casting grinding device with cooling function |
| CN113857978B (en) * | 2021-09-30 | 2022-08-09 | 合肥市飞虎机械配件铸造有限公司 | Cast iron casting grinding device with cooling function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209831206U (en) | Car light plastic products surface equipment of polishing | |
| CN103692312B (en) | A kind of gantry edging mechanism and apply its automatic sander | |
| CN111590690B (en) | Wood board surface planing and polishing device | |
| CN116000737A (en) | Edging and chamfering equipment for car lamp resin lens | |
| CN114260132B (en) | Spraying device for processing gas-assisted door handle | |
| CN215617065U (en) | Trimming device for plastic product processing production | |
| CN215588791U (en) | Vamp polishing polisher is used in leather shoe production | |
| CN214603431U (en) | Polishing device for cylindrical rod body | |
| CN213106003U (en) | Edging frock is used in rim production | |
| CN111376148B (en) | Polisher of adjustable thickness of polishing | |
| CN203579358U (en) | Automatic grinding machine for injection molding part edge | |
| CN113681410A (en) | Grinding device for mold production and manufacturing | |
| CN111571349A (en) | Dry type frosting and deburring machine for plates | |
| CN215470134U (en) | Plastic product deburring device | |
| CN111185823A (en) | Rotary station robot polishing device | |
| CN216422092U (en) | Grinding and polishing processing device | |
| CN216095843U (en) | Extrusion block sliding mechanism for full-automatic spinning machine | |
| CN100392754C (en) | Film grinder | |
| CN219094604U (en) | Self-propelled sheet metal part edge polishing device | |
| CN213470665U (en) | Automatic grinding device of plastic products | |
| CN211072980U (en) | A edging equipment for glass processing | |
| CN220463393U (en) | Outfitting cover inner and outer surface polishing device | |
| CN218534028U (en) | Automatic change two-sided grinder | |
| CN218427410U (en) | Glass four corners grinding device | |
| CN215660839U (en) | Edge bonding machine with turnover mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20210107 |