CN108032172A - A kind of cover processing unit (plant) - Google Patents
A kind of cover processing unit (plant) Download PDFInfo
- Publication number
- CN108032172A CN108032172A CN201711240664.5A CN201711240664A CN108032172A CN 108032172 A CN108032172 A CN 108032172A CN 201711240664 A CN201711240664 A CN 201711240664A CN 108032172 A CN108032172 A CN 108032172A
- Authority
- CN
- China
- Prior art keywords
- cover
- sliding sleeve
- water tank
- plant
- processing unit
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/085—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass for watch glasses
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention relates to the processing technique field of cover, specially a kind of cover processing unit (plant), including rack, water tank is provided with rack, some outlet pipes are communicated with above water tank, outlet pipe surrounds the circle identical with cover diameter, slided in water tank and be provided with piston, the push plate of annular is provided with above water tank, push plate is connected with piston;Support shaft is movably set with above water tank, circular support plate is provided with support shaft, the diameter of support plate is identical with the diameter of cover, is provided with circular pressing plate above support plate, thread spindle is connected between pressing plate and rack, screw thread outer shaft sleeve is equipped with sliding sleeve, sliding sleeve is connected with driving mechanism, is provided with sliding sleeve inner wall and is connected with supporting rod with the matched screw thread of thread spindle, sliding sleeve, the supporting rod other end is connected with cutter vertically, and the distance of cutter to sliding sleeve is equal to the radius for the circle that outlet pipe surrounds.The present invention solves the problems, such as that cover process operation difficulty is big in the prior art.
Description
Technical field
The present invention relates to the processing technique field of cover, is specially a kind of cover processing unit (plant).
Background technology
Wrist-watch, or be watch, refer to be worn in wrist, to the instrument of timing/display time.The cover of wrist-watch is general
It is made of glass, its process is first by glass-cutting into the circle for needing size, is then polished its edge.
Wherein, in the prior art the cutting of cover generally by being accomplished manually.Operating personnel are first on glass plate to be processed
The profile of cover is drawn, cover is then held and is pushed toward cutting machine, to complete to cut.Artificial cutting operation difficulty is big, precision
It is not high, and danger coefficient is high.Simultaneously as cover is mostly circular, the position of repeatedly adjustment cover is needed in cutting process, with
Required shape is cut out, also needs that it is carried out to fritter finishing after the completion of cutting, has seriously affected cutting efficiency.In addition, existing skill
The cutting of cover and polishing is carried out separately in art, it is inefficient, and need to complete using different instruments, equipment into
This is higher.
The content of the invention
The invention is intended to provide a kind of cover processing unit (plant), to solve, cover process operation difficulty in the prior art is big to ask
Topic.
In order to achieve the above object, the present invention provides following technical solution:
A kind of cover processing unit (plant), including rack, water tank is provided with rack, some water outlets are communicated with above water tank
Pipe, outlet pipe surround the circle identical with cover diameter, are slided in water tank and be provided with piston, annular is provided with above water tank
Push plate, push plate are connected with piston, and the interior circular diameter of push plate is more than the diameter of cover;Support shaft is movably set with above water tank,
Circular support plate is provided with support shaft, the diameter of support plate is identical with the diameter of cover, and circle is provided with above support plate
Pressing plate, thread spindle is connected between pressing plate and rack, screw thread outer shaft sleeve is equipped with sliding sleeve, and sliding sleeve is connected with driving mechanism, sliding sleeve
It is provided with inner wall and is connected with supporting rod with the matched screw thread of thread spindle, sliding sleeve, the supporting rod other end is connected with cutter, cuts vertically
The distance of knife to sliding sleeve is equal to the radius for the circle that outlet pipe surrounds.
The principle of the present invention is:
Rack is used to support all parts, and to ensure that whole device stablizes installation, support shaft is used to support support plate, supports
Plate is used to place glass plate to be cut, and cutter is used to cut glass plate.During practice, glass plate is placed on branch
On fagging, driving mechanism pushes down on sliding sleeve, and the screw thread on sliding sleeve is rotated with threaded shaft fits, so as to drive cutter in glass
Rotated on plate along the edge of support plate, cutter moves down while rotation, realizes the cutting of glass plate, can reduce cutter
Impact force between glass plate, avoids glass sheet breakage.Cover after having cut is supported plate support, its remaining part of glass plate
Dividing and fall in push plate, push plate promotes piston to move downward, and the water in water tank is extruded to cover edge from outlet pipe,
To be rinsed to cover edge, the scrap of cleaning cover cutting generation, while can also cool down to cover.After the completion of cutting, drive
Motivation structure pulls up sliding sleeve, and sliding sleeve can be made to drive cutter to rotate backward, realize and answering for cover edge is cut, reduce the production of burr
It is raw.
Beneficial effects of the present invention are:
1. the present invention is driven cutter to be moved down when rotating, is realized glass using the thread fitting of sliding sleeve and thread spindle
The cutting of plate, directly cuts glass plate compared to from side, can reduce the impact force between glass and cutter, prevent glass from breaking
Split, ensure that the quality of cover.
2. the present invention cuts glass plate along the edge of support plate using cutter, support plate for circular and diameter and
Cover is identical, therefore without realizing to ruling on a glass, reduces the manufacturing procedure of glass plate, improve processing efficiency.
3. utilizing support plate supporting glass plate, without manually gripping glass plate, reduce manual labor amount;Meanwhile cutter
Cut along support plate edge, cover can one-pass molding, without repeatedly adjustment cover position.
4. by pulling up sliding sleeve so that cutter rotates backward, and is achieved in cutting answering for cover, reduces burr
Produce.
5. being fallen to by the glass plate after cutting in push plate, the water in water tank is extruded to cover edge, is realized
The flushing of cover, while can also be that cover cools down.
Further, supporting rod is connected with one end of cutter and is also connected with fixed cylinder vertically, is movably set with and beats in fixed cylinder
Abrading-ball.Polishing ball is used to polish to the edge of cover when sliding sleeve rotates backward, to reduce burr.
Further, it is provided with hold-down mechanism on the outside of polishing ball.Hold-down mechanism is used to polishing ball being pressed on cover edge,
Improve polishing effect.
Further, spring is provided with fixed cylinder, one end of spring and the roof of fixed cylinder connect, the connection of the spring other end
There is connecting rod, connecting rod is connected with polishing ball.After part after glass plate cutting is dropped, polishing ball is fallen to cover edge by gravity
Place, spring can provide an offset for polishing ball in cutting glass plate, avoid polishing ball from being pressed on glass pane surface, prevent
Only glass pane surface is worn.
Further, hold-down mechanism includes the first magnet being arranged on end face of the polishing ball away from thread spindle, and fixed cylinder is remote
From bar hole is provided with the end face of thread spindle, strut is slidably connected in bar hole, strut one end is connected with connecting rod, and strut is another
One end is provided with the second magnet, and the second magnet and the first magnet are oppositely arranged and magnetism is identical.Polishing ball can drive when falling
Strut slide downward in bar hole so that the second magnet slide downward, the second magnet and the second magnet are mutually exclusive, so that
The ball that must polish is pressed on cover edge all the time, ensure that polishing effect.
Further, the second magnet bottom is provided with isolating pad.Isolating pad can isolate the second magnet and glass plate, avoid cutting
The second magnet causes glass plate to wear with glass plate friction when cutting.
Further, driving mechanism is cylinder.Slided using cylinder driving sliding sleeve, it is more efficient compared to manual drive.
Brief description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention.
Embodiment
It is further described below by embodiment:
Reference numeral in Figure of description includes:Rack 1, support shaft 11, thread spindle 12, support plate 13, pressing plate 14, glass
Glass plate 15, supporting rod 16, sliding sleeve 2, cutter 21, fixed cylinder 22, spring 23, bar hole 24, connecting rod 25, polishing ball 26, the first magnetic
Iron 27, strut 28, the second magnet 29, water tank 3, piston 31, push plate 32, outlet pipe 33.
Embodiment is substantially as shown in Figure 1:
A kind of cover processing unit (plant) of the present invention, including rack 1, are provided with water tank 3 in rack 1, the top of water tank 3 is vertical
Some outlet pipes 33 are communicated with, outlet pipe 33 is arranged in the circle identical with cover diameter.The section of water tank 3 is in as shown in Figure 1
Concave, piston 31 is slidably connected in it, the top of water tank 3 is provided with the push plate 32 of annular, push plate 32 and piston 31
Connection, the interior circular diameter of push plate 32 are more than the diameter of cover.The top of water tank 3 is movably installed with support shaft 11, in support shaft 11
Circular support plate 13 is installed, the diameter of support plate 13 is identical with the diameter of cover, and the top of support plate 13 is provided with circular
Thread spindle 12 is connected between the rack 1 of pressing plate 14, pressing plate 14 and top.Sliding sleeve 2 is arranged with outside thread spindle 12, sliding sleeve 2 connects
There is cylinder, be provided with 2 inner wall of sliding sleeve and 12 matched screw thread of thread spindle.The outside of sliding sleeve 2 is connected with two supporting rods 16, supports
Bar 16 is horizontally disposed, its outer end is respectively connected with cutter 21, and cutter 21 is vertically-mounted, and the distance of cutter 21 to sliding sleeve 2 is equal to
The radius for the circle that water pipe 33 surrounds.
16 outer end of supporting rod is also associated with fixed cylinder 22, and fixed cylinder 22 is also vertically-mounted.It is vertically arranged with fixed cylinder 22
Spring 23,23 upper end of spring are connected with the roof of fixed cylinder 22, and 23 lower end of spring is connected with connecting rod 25, and the lower section of connecting rod 25 is connected with
Polishing ball 26.First magnet 27 is installed on the outer end face of polishing ball 26, vertical bar shaped is offered on the side wall of fixed cylinder 22
Hole 24, slidably connects strut 28 in bar hole 24, strut 28 can the upper and lower slip in bar hole 24,28 left end of strut and company
Bar 25 connects, and 28 right end of strut is connected with the second magnet 29, and the second magnet 29 and the first magnet 27 are oppositely arranged and magnetism is identical,
Second magnet, 29 bottom adhesion has isolating pad.
During using the present invention, support shaft 11 is moved down, glass plate 15 to be cut is placed in support plate 13, then
Move up support shaft 11 so that the upper surface of glass plate 15 offsets with 14 bottom surface of pressing plate, and with lock etc. retaining mechanism by its
It is fixed, so that glass plate 15 be fixed.In order to reduce between pressing plate 14 and glass plate 15, and support plate 13 and glass plate 15
Impact force, can place sponge, hair in the junction of pressing plate 14 and glass plate 15, and support plate 13 and the junction of glass plate 15
The separators such as towel are into row buffering.
Adjust the height of sliding sleeve 2 so that upper surface of the cutter 21 just with glass plate 15 offsets.Start cylinder, cylinder band
Dynamic sliding sleeve 2 moves down, and the screw thread in sliding sleeve 2 interacts with thread spindle 12 so that sliding sleeve 2 rotates while moving down
Get up, cutter 21 and fixed cylinder 22 are rotated together with sliding sleeve 2, and cutter 21 is rotated and moved down on glass plate 15, are realized
The cutting of glass plate 15.During cutting, power of the glass plate 15 to 22 1 supports of fixed cylinder so that polishing ball 26 is placed in glass all the time
On plate 15.Fixed cylinder 22 can limit the displacement of polishing ball 26 in the horizontal direction, prevent polishing ball 26 by centrifugal force in glass
Plate horizontally slips on 15 upper surface, avoids glass plate 15 from wearing.Meanwhile spring 23 can give polishing ball 26 to provide a vertical side
Upward activity space, avoids polishing ball 26 from pressing the upper surface of glass plate 15, so as to reduce the abrasion of glass plate 15.
After the completion of cutting, the cover cut out is stayed in support plate 13, and other parts and the cover of glass plate 15 depart from,
And fall under the effect of gravity in push plate 32, the slide downward in water tank 3 with piston 31 of push plate 32.In water tank 3
Water is subject to the thrust of piston 31, is squeezed into outlet pipe 33, and is finally sprayed to cover edge, realizes rushing for cover edge
Wash, the scrap that cleaning cover polishing produces, while can also cool down to cover.
At the same time, cylinder drives sliding sleeve 2 to move up, and the screw thread on sliding sleeve 2 interacts with thread spindle 12 so that sliding
Set 2 can also rotate backward while moving up.After glass plate 15 drops except the other parts of cover, polishing ball 26 loses glass
The support of plate 15, drops down onto down the edge of cover under the effect of gravity, and spring 23 is drawn high.Polish to drive while ball 26 falls and connect
Bar 25 moves down, and connecting rod 25 drives strut 28 to be moved down in bar hole 24, and the second magnet 29 on strut 28 is to moving down
Move to the outside of cover, and it is mutually exclusive with the first magnet 27 on polishing ball 26 so that the side with cover all the time of ball 26 of polishing
Edge offsets.Cutter 21 and polishing ball 26 is driven to rotate backward while sliding sleeve 2 rotates, cutter 21 cuts cover edge again,
To reduce burr, polishing ball 26 polishes the edge of cover, this completes the processing of cover.
Above-described is only the embodiment of the present invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description., without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as embodiment can be used for the content for explaining claim.
Claims (7)
- A kind of 1. cover processing unit (plant), it is characterised in that:Including rack, water tank is provided with rack, is connected above water tank There are some outlet pipes, the outlet pipe is arranged in the circle identical with cover diameter, is slided in water tank and be provided with piston, water tank Top is provided with the push plate of annular, and the push plate is connected with the piston, and the interior circular diameter of push plate is more than the diameter of cover;Water storage Support shaft is movably set with above case, circular support plate, the diameter of support plate and the diameter phase of cover are provided with support shaft Together, circular pressing plate is provided with above support plate, thread spindle is connected between the pressing plate and the rack, screw thread outer shaft sleeve is set There is sliding sleeve, sliding sleeve is connected with driving mechanism, is provided with the sliding sleeve inner wall and the matched screw thread of the thread spindle, the sliding sleeve Supporting rod is connected with, the supporting rod other end is connected with cutter vertically, and the distance of cutter to sliding sleeve is equal to what the outlet pipe surrounded Round radius.
- 2. cover processing unit (plant) according to claim 1, it is characterised in that:The supporting rod is connected with one end of cutter also Fixed cylinder is connected with vertically, polishing ball is movably set with fixed cylinder.
- 3. cover processing unit (plant) according to claim 2, it is characterised in that:Compacting machine is provided with the outside of the polishing ball Structure.
- 4. cover processing unit (plant) according to claim 3, it is characterised in that:Spring, spring are provided with the fixed cylinder One end and the roof of fixed cylinder connect, the spring other end is connected with connecting rod, and connecting rod is connected with the ball of polishing.
- 5. cover processing unit (plant) according to claim 4, it is characterised in that:The hold-down mechanism includes being arranged on polishing ball The first magnet on end face away from thread spindle, fixed cylinder are provided with bar hole, are slided in bar hole on the end face away from thread spindle Dynamic to be connected with strut, strut one end is connected with the connecting rod, and the strut other end is provided with the second magnet, the second magnet and the first magnetic Iron is oppositely arranged and magnetism is identical.
- 6. cover processing unit (plant) according to claim 5, it is characterised in that:The second magnet bottom is provided with isolation Pad.
- 7. cover processing unit (plant) according to claim 6, it is characterised in that:The driving mechanism is cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711240664.5A CN108032172A (en) | 2017-11-30 | 2017-11-30 | A kind of cover processing unit (plant) |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711240664.5A CN108032172A (en) | 2017-11-30 | 2017-11-30 | A kind of cover processing unit (plant) |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108032172A true CN108032172A (en) | 2018-05-15 |
Family
ID=62095003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711240664.5A Pending CN108032172A (en) | 2017-11-30 | 2017-11-30 | A kind of cover processing unit (plant) |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108032172A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109080008A (en) * | 2018-10-30 | 2018-12-25 | 肖成美 | A kind of marble building materials cutter device |
CN111730658A (en) * | 2020-06-29 | 2020-10-02 | 国网山东省电力公司龙口市供电公司 | Special cutting device of live working |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001261357A (en) * | 2000-03-21 | 2001-09-26 | Asahi Glass Co Ltd | Fabrication of sheet glass and apparatus therefor |
US20060283020A1 (en) * | 2003-11-06 | 2006-12-21 | Peter Lisec | Device for cutting glass and removing coating therefrom |
CN204277780U (en) * | 2014-12-16 | 2015-04-22 | 六安江淮永达机械制造有限公司 | Cylindrical grinder magnetic force fills by grinder |
CN105110625A (en) * | 2015-08-03 | 2015-12-02 | 宁波市鄞州风名工业产品设计有限公司 | Embedded retractable glass cutter |
CN205520926U (en) * | 2016-02-23 | 2016-08-31 | 杨雨萱 | Grinder buffing machinery |
CN205774100U (en) * | 2016-05-30 | 2016-12-07 | 南安上远玻璃有限公司 | A kind of glass-painting circle device |
CN106541757A (en) * | 2016-10-16 | 2017-03-29 | 林姝霓 | A kind of teaching of senior high school blackboard automatic flushing device |
CN206561330U (en) * | 2017-03-06 | 2017-10-17 | 东莞市佳鸿五金有限公司 | A kind of metal cutting polishing integration apparatus |
CN206680376U (en) * | 2017-04-27 | 2017-11-28 | 嵊州市和丰玻璃制品有限公司 | A kind of glass-cutting edging all-in-one |
-
2017
- 2017-11-30 CN CN201711240664.5A patent/CN108032172A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001261357A (en) * | 2000-03-21 | 2001-09-26 | Asahi Glass Co Ltd | Fabrication of sheet glass and apparatus therefor |
US20060283020A1 (en) * | 2003-11-06 | 2006-12-21 | Peter Lisec | Device for cutting glass and removing coating therefrom |
CN204277780U (en) * | 2014-12-16 | 2015-04-22 | 六安江淮永达机械制造有限公司 | Cylindrical grinder magnetic force fills by grinder |
CN105110625A (en) * | 2015-08-03 | 2015-12-02 | 宁波市鄞州风名工业产品设计有限公司 | Embedded retractable glass cutter |
CN205520926U (en) * | 2016-02-23 | 2016-08-31 | 杨雨萱 | Grinder buffing machinery |
CN205774100U (en) * | 2016-05-30 | 2016-12-07 | 南安上远玻璃有限公司 | A kind of glass-painting circle device |
CN106541757A (en) * | 2016-10-16 | 2017-03-29 | 林姝霓 | A kind of teaching of senior high school blackboard automatic flushing device |
CN206561330U (en) * | 2017-03-06 | 2017-10-17 | 东莞市佳鸿五金有限公司 | A kind of metal cutting polishing integration apparatus |
CN206680376U (en) * | 2017-04-27 | 2017-11-28 | 嵊州市和丰玻璃制品有限公司 | A kind of glass-cutting edging all-in-one |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109080008A (en) * | 2018-10-30 | 2018-12-25 | 肖成美 | A kind of marble building materials cutter device |
CN111730658A (en) * | 2020-06-29 | 2020-10-02 | 国网山东省电力公司龙口市供电公司 | Special cutting device of live working |
CN111730658B (en) * | 2020-06-29 | 2022-03-29 | 国网山东省电力公司龙口市供电公司 | Special cutting device of live working |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104690655B (en) | Steel wool polishing disk wrapping machine | |
CN108032172A (en) | A kind of cover processing unit (plant) | |
CN110179130A (en) | Self-centering hand-rail type fruit heavily fortified point core automatically removes device | |
CN110883629A (en) | Steel pipe mouth of pipe burring device | |
CN102211305B (en) | Multi-station rhinestone slant grinding and polishing machine | |
CN111055215B (en) | Support structure of sealing ring polishing device | |
CN202479946U (en) | Automatic feeding device of glass ornament machine | |
CN107649988B (en) | Grinding apparatus is used in a kind of processing of Watch glass | |
CN204546294U (en) | A kind of work-piece polishing device | |
CN112720096A (en) | Wafer processing equipment for chip production and chip production method | |
CN207772115U (en) | A kind of stone cutting device | |
CN202106272U (en) | Multi-station grinding and polishing machine for inclined surfaces of rhinestones | |
CN106808606B (en) | A kind of double-station screw processing device suitable for more specification crystal columns | |
CN107812571B (en) | Improved structure of ball grinder | |
CN210550319U (en) | Polishing equipment is used in thermos cup production | |
CN208529448U (en) | A kind of tailored version diamond custting machine | |
CN202592201U (en) | Dual-disk type grinding machine | |
CN219337285U (en) | Pipeline rust cleaning device | |
CN108214844A (en) | A kind of buildings decoration material processing unit (plant) that can polished bricks be suppressed with cutting | |
CN106424896A (en) | Novel environment-friendly energy-saving inside diameter slicer | |
CN202106270U (en) | Machine head for multi-station grinding and polishing machine for inclined plane of synthetic diamond | |
CN205342718U (en) | Glass four sides straight line edging machine | |
CN205057739U (en) | Automatic attached device of manhole surface finish machine | |
CN221186023U (en) | Bearing ring polishing device for bearing production and processing | |
CN219273178U (en) | Grinding device for polishing agent production |
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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180515 |