CN110575916A - automatic cleaning equipment for disc - Google Patents
automatic cleaning equipment for disc Download PDFInfo
- Publication number
- CN110575916A CN110575916A CN201911044746.1A CN201911044746A CN110575916A CN 110575916 A CN110575916 A CN 110575916A CN 201911044746 A CN201911044746 A CN 201911044746A CN 110575916 A CN110575916 A CN 110575916A
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- CN
- China
- Prior art keywords
- cleaning
- disc
- block
- shaft
- clamping
- 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.)
- Withdrawn
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 81
- 230000005540 biological transmission Effects 0.000 claims description 31
- 230000003287 optical effect Effects 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims 5
- 238000003860 storage Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B15/00—Other accessories for centrifuges
- B04B15/06—Other accessories for centrifuges for cleaning bowls, filters, sieves, inserts, or the like
-
- B08B1/20—
Abstract
The invention discloses automatic cleaning equipment for a disc, which comprises a cleaning block, wherein a working cavity is arranged in the cleaning block, a cleaning mechanism is arranged in the working cavity and comprises a moving block, a vertical groove is formed in the rear end wall of the working cavity, a rotating mechanism is arranged on the right side of the cleaning mechanism and comprises a disc shaft rotatably arranged on the upper end wall of the working cavity, two moving grooves are symmetrically arranged on the left side and the right side of the disc shaft, a clamping mechanism is arranged on the right side of the rotating mechanism and comprises a lifting block fixed on the upper end surface of the cleaning block, a clamping shaft is rotatably arranged on the upper end wall of the cleaning block, the automatic cleaning equipment is simple in operation, the disc to be cleaned is placed on the disc shaft, a friction block fixes the disc, the disc is cleaned by driving the disc to rotate and rotating a cleaning wheel, and after the cleaning is finished, the automatic cleaning equipment clamps the disc, the disk is clamped off the disk shaft and placed in the storage frame.
Description
Technical Field
the invention relates to the field of disc cleaning, in particular to automatic disc cleaning equipment.
Background
The disk centrifuge is one kind of vertical centrifuge, and the rotating drum is installed on the upper end of the vertical shaft and driven by the motor via the transmission mechanism to rotate at high speed. The disc-shaped centrifuge comprises a drum, a disc-shaped body and a disc-shaped body, wherein the drum is internally provided with a group of discs which are mutually sleeved together, the discs are used for shortening the settling distance of solid particles (or liquid drops) and enlarging the settling area of the drum, the production capacity of the centrifuge is greatly improved due to the arrangement of the discs in the drum, the discs need to be cleaned after being used so as to ensure the separation effect of the disc centrifuge, the disc-shaped body is manually cleaned by using a cleaning agent in the conventional cleaning mode, only one face can be cleaned at a time, and the disc-shaped body needs to be turned over for cleaning again after one face is.
Disclosure of Invention
The invention aims to solve the technical problem of providing automatic cleaning equipment for a disc, and solves the problems that manual cleaning is slow, fingerprints are easy to remain in manual cleaning and the like.
The invention is realized by the following technical scheme.
The automatic cleaning device for the disc comprises a cleaning block, wherein a working cavity is arranged in the cleaning block, a cleaning mechanism is arranged in the working cavity and comprises a moving block, a vertical groove is formed in the rear end wall of the working cavity, the moving block can move up and down in the vertical groove, a rotating cavity is arranged in the moving block, a cleaning shaft is rotatably arranged on the left end wall of the rotating cavity, a driven pulley and a cleaning wheel are sequentially and fixedly arranged on the cleaning shaft from left to right, a first belt is wound on the driven pulley, and the cleaning wheel can clean the disc;
The right side of the cleaning mechanism is provided with a rotating mechanism, the rotating mechanism comprises a compact disc shaft which is rotatably arranged on the upper end wall of the working cavity, the compact disc shaft is bilaterally and symmetrically provided with two moving grooves, for example, the moving groove on the left side is taken as an example, a friction block can be leftwards and rightwards moved in the moving groove, the right end face of the friction block is connected with a fine wire, a cleaning spring is connected between the right end face of the friction block and the right end wall of the moving groove, a compact disc bevel gear and a compact disc belt pulley are fixedly arranged on the compact disc shaft, the compact disc bevel gear is arranged on the lower side of the friction block, the compact disc belt pulley is arranged on the lower side of the compact disc bevel gear, the compact disc bevel gear and the compact disc belt pulley are arranged in the working cavity, a transmission belt is wound on;
The optical disc cleaning device is characterized in that a clamping mechanism is arranged on the right side of the rotating mechanism and comprises a lifting block fixed on the upper end face of the cleaning block, a clamping shaft is arranged on the upper end wall of the cleaning block in a rotating mode, the clamping shaft is arranged on the right side of the optical disc shaft, a sliding cavity is arranged in the clamping shaft, a sliding groove with a rightward opening is formed in the left end wall of the sliding cavity, a sliding block can be arranged in the sliding groove in a vertically moving mode, a clamping rod is fixedly arranged on the right end face of the sliding block, a clamping block is fixedly arranged on the right side of the upper end face of the clamping rod, a clamping spring is connected between the upper end face of the sliding block and the upper end wall of the sliding groove, and when the clamping rod rotates to the left side, the lifting block can push the clamping rod to move upwards to clamp a disc.
Preferably, the cleaning mechanism further comprises a motor fixed on the rear end wall of the working cavity, a motor shaft is arranged on the front end wall of the motor in a rotating mode, a motor belt wheel and a motor helical gear are fixedly arranged on the motor shaft from back to front in sequence, a second belt is wound on the motor belt wheel, a transmission shaft is arranged on the left end wall of the rotating cavity in a rotating mode, a transmission belt wheel and a transmission gear are fixedly arranged on the transmission shaft from left to right in sequence, a first belt is wound on the transmission belt wheel, a thin rope is connected to the lower end face of the moving block, a telescopic spring is connected between the lower end face of the moving block and the lower end wall of the vertical groove, and two fixed pulleys are arranged on the.
Preferably, slewing mechanism still is including setting up removal chamber in the CD-ROM shaft, it is equipped with the horizontal piece to move about in the removal chamber, horizontal piece up end is connected with the fine rule, be equipped with the drive groove in the horizontal piece, it is equipped with the transmission piece to drive the inslot rotation, the terminal surface is connected with the string under the transmission piece, terminal surface under the horizontal piece with it is connected with coupling spring to remove between the chamber lower extreme wall, the rotation of working chamber rear end wall is equipped with the driven shaft, fixed contact pulley and the driven helical gear of being equipped with from the back forward in proper order on the driven shaft, around having on the contact pulley the second belt, the driven helical gear with CD bevel gear meshes.
Preferably, clamping mechanism is still including fixing the year thing board of working chamber right-hand member wall, be equipped with the storing frame on carrying the thing board, be equipped with the storing chamber in the storing frame, it gets the thing groove to link up to be equipped with about the working chamber right-hand member wall, it is equipped with into the chamber to link up from top to bottom to link up on the working chamber upper end wall, the fixed dead lever that is equipped with of clamping spindle right-hand member face, the fixed block that is equipped with in terminal surface right side under the dead lever, the last fixed clamping band pulley that is equipped with of clamping spindle, it has around on the.
Preferably, the extension spring is in a compressed state, the cleaning spring and the clamping spring are in a normal state, the connecting spring is in a stretched state, and the connecting spring is less elastic than the cleaning spring.
Preferably, the pinch roller rotates one revolution per ten revolutions of the disc pulley.
The invention has the beneficial effects that: the device is simple to operate, the disc to be cleaned is placed on the disc shaft, the friction block fixes the disc, the surface of the disc is cleaned by driving the disc to rotate and rotating the cleaning wheel, and after cleaning is completed, the device clamps the disc, clamps the disc away from the disc shaft and places the disc into the storage frame, so that the problem of low manual cleaning speed is solved, and manpower loss is reduced.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic overall sectional front view of an automatic disk cleaning apparatus according to the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1;
Fig. 3 is a schematic view in the direction B-B in fig. 1.
Detailed Description
the invention will now be described in detail with reference to fig. 1-3, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The mechanical mechanism schematic diagram of the automatic cleaning device for a disc, which is described with reference to fig. 1-3, includes a cleaning block 13, a working chamber 12 is arranged in the cleaning block 13, a cleaning mechanism 70 is arranged in the working chamber 12, the cleaning mechanism 70 includes a moving block 21, a vertical groove 15 is arranged on the rear end wall of the working chamber 12, the moving block 21 is arranged in the vertical groove 15 and can move up and down, a rotating chamber 19 is arranged in the moving block 21, a cleaning shaft 23 is rotatably arranged on the left end wall of the rotating chamber 19, a driven pulley 22 and a cleaning wheel 24 are sequentially fixed on the cleaning shaft 23 from left to right, a first belt 20 is wound on the driven pulley 22, and the cleaning wheel 24 can clean a disc;
The right side of the cleaning mechanism 70 is provided with a rotating mechanism 71, the rotating mechanism 71 comprises a disc shaft 27 rotatably arranged on the upper end wall of the working chamber 12, the disc shaft 27 is bilaterally symmetrically provided with two moving grooves 30, taking the left side moving groove 30 as an example, a friction block 25 is arranged in the moving groove 30 in a left-right movable manner, the right end surface of the friction block 25 is connected with a thin thread 26, a cleaning spring 28 is connected between the right end surface of the friction block 25 and the right end wall of the moving groove 30, a disc bevel gear 29 and a disc pulley 49 are fixedly arranged on the disc shaft 27, the disc bevel gear 29 is arranged on the lower side of the friction block 25, the disc pulley 49 is arranged on the lower side of the disc bevel gear 29, the disc bevel gear 29 and the disc pulley 49 are arranged in the working chamber 12, a transmission belt 48 is wound on the disc pulley 49, and the disc shaft 27 can drive a disc to rotate, the cleaning wheel 24 is convenient to clean the surface of the disc;
The right side of the rotating mechanism 71 is provided with a clamping mechanism 72, the clamping mechanism 72 comprises a lifting block 31 fixed on the upper end surface of the cleaning block 13, the upper end wall of the cleaning block 13 is rotatably provided with a clamping shaft 42, the clamping shaft 42 is arranged on the right side of the disc shaft 27, a sliding cavity 34 is arranged in the clamping shaft 42, the left end wall of the sliding cavity 34 is provided with a sliding groove 32 with a rightward opening, a sliding block 41 is arranged in the sliding groove 32 and can move up and down, the right end surface of the sliding block 41 is fixedly provided with a clamping rod 39, the right side of the upper end surface of the clamping rod 39 is fixedly provided with a clamping block 38, a clamping spring 33 is connected between the upper end surface of the sliding block 41 and the upper end wall of the sliding groove 32, when the clamping rod 39 rotates to the left side, the lifting block 31 can push the clamping rod 39 to move upwards to clamp a disc, and when the clamping rod 39 rotates to the right side, the clamping, so that the disc falls.
Beneficially, the cleaning mechanism 70 is described in detail, the cleaning mechanism 70 further includes a motor 59 fixed on the rear end wall of the working chamber 12, a motor shaft 51 is rotatably arranged on the front end surface of the motor 59, a motor pulley 60 and a motor helical gear 50 are sequentially and fixedly arranged on the motor shaft 51 from back to front, a second belt 61 is wound on the motor pulley 60, a transmission shaft 17 is rotatably arranged on the left end wall of the rotating chamber 19, a transmission pulley 18 and a transmission gear 16 are sequentially and fixedly arranged on the transmission shaft 17 from left to right, the first belt 20 is wound on the transmission pulley 18, a string 10 is connected to the lower end surface of the moving block 21, an expansion spring 14 is connected between the lower end surface of the moving block 21 and the lower end wall of the vertical groove 15, and two fixed pulleys 11 are arranged on the rear end wall of the working chamber 12.
Advantageously, describing the rotating mechanism 71 in detail, the rotating mechanism 71 further includes a moving cavity 54 disposed in the optical disc spindle 27, a horizontal block 53 is disposed in the moving cavity 54 and can move up and down, the thin wire 26 is connected to an upper end surface of the horizontal block 53, a driving groove 52 is disposed in the horizontal block 53, a driving block 56 is rotatably disposed in the driving groove 52, a thin rope 10 is connected to a lower end surface of the driving block 56, a connecting spring 58 is connected between a lower end surface of the horizontal block 53 and a lower end wall of the moving cavity 54, a driven shaft 62 is rotatably disposed on a rear end wall of the working cavity 12, a contact pulley 63 and a driven bevel gear 64 are fixedly disposed on the driven shaft 62 from back to front, the second belt 61 is wound on the contact pulley 63, and the driven bevel gear 64 is engaged with the optical disc bevel gear 29.
Advantageously, the clamping mechanism 72 is described in detail, the clamping mechanism 72 further includes an object carrying plate 46 fixed to the right end wall of the working chamber 12, the object carrying plate 46 is provided with an object storage frame 44, the object storage frame 44 is provided with an object storage chamber 45, the right end wall of the working chamber 12 is provided with an object taking groove 43 in a left-right through manner, the upper end wall of the working chamber 12 is provided with an input chamber 40 in a vertical through manner, the right end face of the clamping shaft 42 is fixedly provided with a fixing rod 35, the right side of the lower end face of the fixing rod 35 is fixedly provided with a fixing block 37, the clamping shaft 42 is fixedly provided with a clamping belt wheel 47, and the transmission belt 48 is wound on the clamping.
advantageously, the extension spring 14 is in a compressed state, the cleaning spring 28 and the clamping spring 33 are in a normal state, the connecting spring 58 is in a stretched state, and the connecting spring 58 is less elastic than the cleaning spring 28.
Advantageously, the clamping pulley 47 makes one revolution for every ten revolutions of the disk pulley 49.
Sequence of mechanical actions of the whole device:
(1) The disc to be cleaned is manually placed on the disc shaft 27, so that the two friction blocks 25 are just clamped in the hole in the middle of the disc, the two friction blocks 25 are close to each other, the thin wire 26 is loosened, the connecting spring 58 pulls the transverse block 53 to move downwards, the transmission block 56 moves downwards along with the transverse block 53, the thin rope 10 is loosened, the expansion spring 14 pushes the moving block 21 to move upwards, the cleaning shaft 23 moves upwards along with the moving block 21, the cleaning shaft 23 drives the cleaning wheel 24 to move upwards, and the upper end face of the cleaning wheel 24 is in contact with the surface of the disc.
(2) The motor 59 is started, the motor 59 drives the motor shaft 51 to rotate together, the motor belt wheel 60 rotates together with the motor shaft 51, the motor belt wheel 60 drives the contact belt wheel 63 to rotate through friction of the second belt 61, the contact belt wheel 63 drives the driven bevel gear 64 to rotate through the driven shaft 62, the driven bevel gear 64 is meshed to drive the optical disc bevel gear 29 to rotate, the optical disc bevel gear 29 drives the optical disc shaft 27 to rotate, and the optical disc shaft 27 drives the optical disc to rotate through the two friction blocks 25.
(3) The motor bevel gear 50 rotates along with the motor shaft 51, the motor bevel gear 50 is meshed to drive the transmission gear 16 to rotate, the transmission gear 16 drives the transmission belt wheel 18 to rotate through the transmission shaft 17, the transmission belt wheel 18 drives the driven belt wheel 22 to rotate through the friction of the first belt 20, the driven belt wheel 22 drives the cleaning wheel 24 to rotate through the cleaning shaft 23, and the cleaning wheel 24 rotates to clean the surface of the optical disk.
(4) the optical disk shaft 27 rotates to drive the optical disk belt wheel 49 to rotate, the optical disk belt wheel 49 drives the clamping belt wheel 47 to rotate through friction of the transmission belt 48, the clamping belt wheel 47 drives the clamping shaft 42 to rotate, the clamping shaft 42 drives the fixing rod 35 to rotate, the clamping rod 39 rotates along with the clamping shaft 42, when the clamping rod 39 rotates to the left side, the lifting block 31 pushes the clamping rod 39 to move upwards, the clamping rod 39 pushes the optical disk away from the friction block 25, the fixing block 37 is in contact with the clamping block 38 to clamp the optical disk, when the fixing rod 35 and the clamping rod 39 rotate to the right side, the clamping spring 33 pushes the clamping rod 39 to move downwards, the fixing block 37 is separated from the clamping block 38, and the optical disk falls into the storage cavity 45.
the above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. an automatic cleaning equipment for a disc comprises a cleaning block, and is characterized in that:
A working cavity is arranged in the cleaning block, a cleaning mechanism is arranged in the working cavity and comprises a moving block, a vertical groove is formed in the rear end wall of the working cavity, the moving block can move up and down in the vertical groove, a rotating cavity is arranged in the moving block, a cleaning shaft is rotatably arranged on the left end wall of the rotating cavity, a driven belt wheel and a cleaning wheel are sequentially and fixedly arranged on the cleaning shaft from left to right, a first belt is wound on the driven belt wheel, and the cleaning wheel can clean a disc;
The right side of the cleaning mechanism is provided with a rotating mechanism, the rotating mechanism comprises a compact disc shaft which is rotatably arranged on the upper end wall of the working cavity, the compact disc shaft is bilaterally and symmetrically provided with two moving grooves, for example, the moving groove on the left side is taken as an example, a friction block can be leftwards and rightwards moved in the moving groove, the right end face of the friction block is connected with a fine wire, a cleaning spring is connected between the right end face of the friction block and the right end wall of the moving groove, a compact disc bevel gear and a compact disc belt pulley are fixedly arranged on the compact disc shaft, the compact disc bevel gear is arranged on the lower side of the friction block, the compact disc belt pulley is arranged on the lower side of the compact disc bevel gear, the compact disc bevel gear and the compact disc belt pulley are arranged in the working cavity, a transmission belt is wound on;
The optical disc cleaning device is characterized in that a clamping mechanism is arranged on the right side of the rotating mechanism and comprises a lifting block fixed on the upper end face of the cleaning block, a clamping shaft is arranged on the upper end wall of the cleaning block in a rotating mode, the clamping shaft is arranged on the right side of the optical disc shaft, a sliding cavity is arranged in the clamping shaft, a sliding groove with a rightward opening is formed in the left end wall of the sliding cavity, a sliding block can be arranged in the sliding groove in a vertically moving mode, a clamping rod is fixedly arranged on the right end face of the sliding block, a clamping block is fixedly arranged on the right side of the upper end face of the clamping rod, a clamping spring is connected between the upper end face of the sliding block and the upper end wall of the sliding groove, and when the clamping rod rotates to the left side, the lifting block can push the clamping rod to move upwards to clamp a disc.
2. The automatic disc washing apparatus according to claim 1, wherein: the cleaning mechanism further comprises a motor fixed on the rear end wall of the working cavity, a motor shaft is arranged on the front end face of the motor in a rotating mode, a motor belt wheel and a motor helical gear are sequentially and fixedly arranged on the motor shaft from back to front, a second belt is wound on the motor belt wheel, a transmission shaft is arranged on the left end wall of the rotating cavity in a rotating mode, a transmission belt wheel and a transmission gear are sequentially and fixedly arranged on the transmission shaft from left to right, a first belt is wound on the transmission belt wheel, a thin rope is connected to the lower end face of the moving block, a telescopic spring is connected between the lower end face of the moving block and the lower end wall of the vertical groove, and two fixed pulleys are arranged on.
3. The automatic disc washing apparatus according to claim 1, wherein: slewing mechanism is still including setting up removal chamber in the CD axle, it can reciprocate in the chamber to remove and is equipped with the horizontal piece, horizontal piece up end is connected with the fine rule, be equipped with the drive groove in the horizontal piece, it is equipped with the transmission piece to drive the inslot rotation, terminal surface is connected with the string under the transmission piece, terminal surface under the horizontal piece with remove and be connected with coupling spring under the chamber between the terminal wall, the end wall rotates and is equipped with the driven shaft behind the working chamber, it is equipped with contact pulley and driven helical gear to follow preceding fixed contact pulley and the driven helical gear of being equipped with in proper order backward on the driven shaft, around on the contact pulley the second belt, driven helical gear with CD bevel gear meshes.
4. The automatic disc washing apparatus according to claim 1, wherein: clamping mechanism is still including fixing the year thing board of working chamber right-hand member wall, be equipped with the storing frame on carrying the thing board, be equipped with the storing chamber in the storing frame, it is equipped with gets the thing groove to link up about the working chamber right-hand member wall, it is equipped with into the chamber to link up from top to bottom to link up on the working chamber upper end wall, the fixed dead lever that is equipped with of clamping spindle right-hand member face, the fixed block that is equipped with in terminal surface right side under the dead lever, the last fixed clamping band pulley that is equipped with of clamping spindle, around there being on the.
5. the automatic disc washing apparatus according to claim 3, wherein: the telescopic spring is in a compressed state, the cleaning spring and the clamping spring are in a normal state, the connecting spring is in a stretched state, and the elasticity of the connecting spring is smaller than that of the cleaning spring.
6. the automatic disc washing apparatus according to claim 4, wherein: and the clamping belt wheel rotates for one circle every time the optical disk belt wheel rotates for ten circles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911044746.1A CN110575916A (en) | 2019-10-30 | 2019-10-30 | automatic cleaning equipment for disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911044746.1A CN110575916A (en) | 2019-10-30 | 2019-10-30 | automatic cleaning equipment for disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110575916A true CN110575916A (en) | 2019-12-17 |
Family
ID=68815471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911044746.1A Withdrawn CN110575916A (en) | 2019-10-30 | 2019-10-30 | automatic cleaning equipment for disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110575916A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111516973A (en) * | 2020-06-16 | 2020-08-11 | 上海束零电脑有限公司 | Storage device capable of detecting and repairing scratches of optical disk equipment |
-
2019
- 2019-10-30 CN CN201911044746.1A patent/CN110575916A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111516973A (en) * | 2020-06-16 | 2020-08-11 | 上海束零电脑有限公司 | Storage device capable of detecting and repairing scratches of optical disk equipment |
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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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191217 |