CN112828778A - Shot blasting equipment for pallet fork flat steel - Google Patents
Shot blasting equipment for pallet fork flat steel Download PDFInfo
- Publication number
- CN112828778A CN112828778A CN202011360787.4A CN202011360787A CN112828778A CN 112828778 A CN112828778 A CN 112828778A CN 202011360787 A CN202011360787 A CN 202011360787A CN 112828778 A CN112828778 A CN 112828778A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- shot blasting
- flat steel
- built
- bottom plate
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/02—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other
- B24C3/04—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other stationary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/10—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for compacting surfaces, e.g. shot-peening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/003—Removing abrasive powder out of the blasting machine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Pallets (AREA)
Abstract
The invention discloses shot blasting equipment for pallet fork flat steel, which comprises a base, wherein the top of the base is fixedly connected with a shot blasting device and a processing box, the other side wall inside the processing box is fixedly connected with a loop bar, the inside of the loop bar is movably sleeved with a built-in bar, the outer side of the built-in bar is movably sleeved with a damping spring and a limiting block, one end of the built-in bar is fixedly connected with a bottom plate, the length value of the bottom plate is equal to the height value of an inner cavity of the processing box, and one side of the bottom plate is fixedly connected with a sound insulation plate; through the loop bar of design, built-in pole, damping spring, bottom plate, acoustic celotex board and shock attenuation board, can play in the device use and fall the effect of making an uproar and protecting, simultaneously through being equipped with nest block, fixing bolt, guide block and guide way, the stability of increase device that can step forward has solved current device and not only can also lead to the fact the problem of damage to the device when producing the noise when using.
Description
Technical Field
The invention belongs to the technical field of fork flat steel processing, and particularly relates to shot blasting equipment for fork flat steel.
Background
The pallet fork flat steel can be finished steel products, and can also be used as blanks of welded pipes and sheet billets for sheet metal pack rolling, shot blasting machines are usually adopted during processing, the shot blasting machines refer to casting equipment for cleaning or strengthening the surfaces of castings by using high-speed shots thrown by shot blasting machines, the shot blasting machines can simultaneously perform sand falling, core removal and cleaning on the castings, the shot blasting machines are also called sand blasting machines and sand blasting machines in some areas, however, the shot blasting machines appearing in the market still have various defects and cannot meet the production requirements.
The existing shot blasting machine mainly depends on shot high-speed movement to process the pallet fork flat steel when in use, but because the pallet fork flat steel moves at a high speed, some shots can splash to the inner wall of the device, and the device can be damaged when noise is generated, so that the shot blasting equipment for the pallet fork flat steel is provided.
Disclosure of Invention
The invention aims to provide shot blasting equipment for pallet fork flat steel, which aims to solve the problems that the existing shot blasting machine is mainly used for processing the pallet fork flat steel by means of shot high-speed movement when in use in the background technology, but some shots can splash onto the inner wall of the device due to the fact that the pallet fork flat steel moves at high speed, and the device is damaged while noise is generated.
In order to achieve the purpose, the invention provides the following technical scheme: shot blasting equipment for fork band steel, the on-line screen storage device comprises a base, the top fixedly connected with impeller head and the processing case of base, another lateral wall fixedly connected with loop bar in the inside of processing case, the inside activity of loop bar has cup jointed built-in pole, damping spring and stopper have been cup jointed in the outside activity of built-in pole, the first connecting plate of one end fixedly connected with of built-in pole, the one end fixedly connected with bottom plate of first connecting plate, the length value of bottom plate with the inner chamber height value of processing case equals, one side fixedly connected with acoustic celotex board of bottom plate, one side fixedly connected with damping plate of acoustic celotex board, the fixed cover block that has cup jointed in the other end outside of loop bar, the another side of cover block with a side of the inner chamber of processing case is laminated mutually.
Preferably, the last fixed surface of base is connected with two dust absorption casees, two the inboard of dust absorption case is two dust absorption pipes of fixedly connected with respectively, the bottom of dust absorption pipe run through in the inside of processing case, the bottom fixedly connected with dust absorption head of dust absorption pipe, two the inner chamber top fixedly connected with second connecting plates of processing case, two the inboard fixedly connected with filter screen of second connecting plate.
Preferably, the number of the limiting blocks is two, and the damping springs are located on the inner sides of the two limiting blocks.
Preferably, the internal thread of the sleeve block is sleeved with a fixing bolt, and the bottom of the fixing bolt penetrates through the inside of the processing box.
Preferably, the top and the bottom of the bottom plate are fixedly connected with guide blocks, and guide grooves matched with the guide blocks are formed in the top end and the bottom end of an inner cavity of the processing box.
Preferably, the top of the dust collection head is fixedly connected with a positioning rod, and the top end of the positioning rod is fixedly connected with the top end of the inner cavity of the base.
Preferably, the number of the positioning rods is eight, the eight positioning rods are divided into two groups by taking four positioning rods as a group, and the two groups of the positioning rods are respectively positioned on the same circle with the two dust collection pipes as the circle centers.
Compared with the prior art, the invention has the beneficial effects that:
1. through the loop bar of design, built-in pole, damping spring, bottom plate, acoustic celotex board and shock attenuation board, can play in the device use and fall the effect of making an uproar and protecting, simultaneously through being equipped with nest block, fixing bolt, guide block and guide way, the stability of increase device that can step forward has solved current device and not only can also lead to the fact the problem of damage to the device when producing the noise when using.
2. Through the dust absorption case, dust absorption pipe and the dust absorption head of design, can absorb the dust of processing incasement portion at the in-process that the device used, and through being equipped with second connecting plate and filter screen, can avoid some shots to plug up the dust absorption pipe to the practicality of device has been increased to very big degree, has solved current device fork band steel surface and can have adsorbed a large amount of dusts when using and have leaded to the machining precision low problem.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic diagram of the structure at B in FIG. 1 according to the present invention;
FIG. 4 is a schematic view of the structure of FIG. 1 at C according to the present invention.
In the figure: 1. a base; 2. a shot blasting machine; 3. a processing box; 4. a loop bar; 5. a built-in rod; 6. a damping spring; 7. a limiting block; 8. a first connecting plate; 9. a base plate; 10. a sound insulating board; 11. a damper plate; 12. sleeving blocks; 13. fixing the bolt; 14. a guide block; 15. a guide groove; 16. a dust collection box; 17. a dust collection pipe; 18. a dust collection head; 19. positioning a rod; 20. a second connecting plate; 21. and (4) a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: shot blasting equipment for fork band steel, which comprises a base 1, base 1's top fixedly connected with impeller head 2 and processing case 3, the inside right side wall fixedly connected with loop bar 4 of processing case 3, built-in rod 5 has been cup jointed in the inside activity of loop bar 4, damping spring 6 and stopper 7 have been cup jointed in the outside activity of built-in rod 5, the first connecting plate 8 of left end fixedly connected with of built-in rod 5, the left end fixedly connected with bottom plate 9 of first connecting plate 8, the length value of bottom plate 9 equals with the inner chamber height value of processing case 3, the left side fixedly connected with acoustic celotex board 10 of bottom plate 9, the left side fixedly connected with damping plate 11 of acoustic celotex board 10, the fixed cover 12 that has been cup jointed in the right-hand member outside of loop bar 4, the right flank of cover 12 is laminated with the inner chamber left.
In this embodiment, when the device is when using, at first place the fork band steel on the thing platform of putting of processing case 3 inside, then process the fork band steel through 2 high-speed shots of blowout of impeller head, because high-speed shot is too fast, thereby there are some high-speed shots to spray on shock attenuation board 11, can be cushioned after shock attenuation board 11 receives the striking, simultaneously through acoustic celotex board 10, can reduce the noise that high-speed shot produced, and when shock attenuation board 11 continuously receives the impact, can drive bottom plate 9 and move to the right side, thereby make damping spring 6 take place the compression, and make built-in rod 5 accomodate the inside of loop bar 4, thereby play buffering and absorbing effect, then play the effect of making an uproar of falling.
Specifically, two dust suction boxes 16 are fixedly connected to the upper surface of the base 1, two dust suction pipes 17 are fixedly connected to the inner sides of the two dust suction boxes 16 respectively, the bottom of each dust suction pipe 17 penetrates through the inside of the machining box 3, a dust suction head 18 is fixedly connected to the bottom end of each dust suction pipe 17, two second connecting plates 20 are fixedly connected to the top ends of the inner cavities of the machining boxes 3, and filter screens 21 are fixedly connected to the inner sides of the two second connecting plates 20.
In this embodiment, when the fork band steel is adding man-hour, the inside a large amount of dusts that can produce of processing case 3, opens dust suction box 16 this moment, through dust absorption pipe 17 and dust absorption head 18, can absorb the inside dust of processing case 3, and through being equipped with second connecting plate 20 and filter screen 21, can avoid some shots to plug up dust absorption pipe 17 to very big degree increase the practicality of device, also very big degree simultaneously the improvement the machining precision of device.
Specifically, the number of the limiting blocks 7 is two, and the damping spring 6 is located on the inner sides of the two limiting blocks 7.
In this embodiment, be located the inboard of two stopper 7 through damping spring 6, can play the effect of direction to damping spring 6's elastic deformation.
Specifically, a fixing bolt 13 is sleeved on an internal thread of the sleeve block 12, and the bottom of the fixing bolt 13 penetrates through the processing box 3.
In this embodiment, the stability of the nest block 12 can be increased by providing the fixing bolt 13.
Specifically, the top and the bottom of the bottom plate 9 are fixedly connected with guide blocks 14, and guide grooves 15 matched with the guide blocks 14 are formed in the top end and the bottom end of the inner cavity of the processing box 3.
In this embodiment, the guide block 14 and the guide groove 15 are provided to guide the base plate 9 when it moves laterally.
Specifically, a positioning rod 19 is fixedly connected to the top of the dust collection head 18, and the top end of the positioning rod 19 is fixedly connected to the top end of the inner cavity of the base 1.
In this embodiment, the positioning rod 19 can increase the working stability of the dust collection head 18.
Specifically, the number of the positioning rods 19 is eight, the eight positioning rods 19 are divided into two groups by taking four positioning rods as a group, and the two groups of positioning rods 19 are respectively positioned on the same circle with the two dust suction pipes 17 as the center of a circle.
In this embodiment, the two positioning rods 19 are respectively located on the same circle with the two dust suction pipes 17 as the center of circle, so that the working stability of the dust suction head 18 and the dust suction pipes 17 can be further improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Fork is shot-blasting equipment for band steel, including base (1), the top fixedly connected with impeller head (2) and processing case (3) of base (1), its characterized in that: the other side wall inside the processing box (3) is fixedly connected with a loop bar (4), a built-in rod (5) is movably sleeved inside the loop bar (4), a damping spring (6) and a limiting block (7) are movably sleeved on the outer side of the built-in rod (5), one end of the built-in rod (5) is fixedly connected with a first connecting plate (8), one end of the first connecting plate (8) is fixedly connected with a bottom plate (9), the length value of the bottom plate (9) is equal to the height value of the inner cavity of the processing box (3), one side of the bottom plate (9) is fixedly connected with a sound insulation plate (10), one side of the sound insulation plate (10) is fixedly connected with a damping plate (11), the other end outside of loop bar (4) is fixed to be cup jointed cover piece (12), another side of cover piece (12) with the laminating of the inner chamber side of processing case (3) mutually.
2. The shot blasting device for fork flat steel as recited in claim 1, wherein: two suction box (16) of last fixed surface of base (1), two the inboard of suction box (16) is two dust absorption pipe (17) of fixedly connected with respectively, the bottom of dust absorption pipe (17) run through in the inside of processing case (3), the bottom fixedly connected with dust absorption head (18) of dust absorption pipe (17), two second connecting plate (20) of the inner chamber top fixedly connected with of processing case (3), two the inboard fixedly connected with filter screen (21) of second connecting plate (20).
3. The shot blasting device for fork flat steel as recited in claim 1, wherein: the number of the limiting blocks (7) is two, and the damping springs (6) are located on the inner sides of the two limiting blocks (7).
4. The shot blasting device for fork flat steel as recited in claim 1, wherein: the internal thread of the sleeve block (12) is sleeved with a fixing bolt (13), and the bottom of the fixing bolt (13) penetrates through the inside of the processing box (3).
5. The shot blasting device for fork flat steel as recited in claim 1, wherein: the top and the bottom of bottom plate (9) all fixedly connected with guide block (14), the inner chamber top and the bottom of processing case (3) all seted up with guide block (14) assorted guide way (15).
6. The shot blasting device for fork flat steel as recited in claim 2, wherein: the top of the dust collection head (18) is fixedly connected with a positioning rod (19), and the top end of the positioning rod (19) is fixedly connected with the top end of the inner cavity of the base (1).
7. The shot blasting apparatus for fork flat steel according to claim 2 or 6, characterized in that: the number of the positioning rods (19) is eight, the eight positioning rods (19) are divided into two groups by taking four positioning rods as a group, and the two groups of positioning rods (19) are respectively positioned on the same circle by taking the two dust absorption pipes (17) as the circle center.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011360787.4A CN112828778A (en) | 2020-11-27 | 2020-11-27 | Shot blasting equipment for pallet fork flat steel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011360787.4A CN112828778A (en) | 2020-11-27 | 2020-11-27 | Shot blasting equipment for pallet fork flat steel |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112828778A true CN112828778A (en) | 2021-05-25 |
Family
ID=75923414
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011360787.4A Pending CN112828778A (en) | 2020-11-27 | 2020-11-27 | Shot blasting equipment for pallet fork flat steel |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112828778A (en) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005153069A (en) * | 2003-11-26 | 2005-06-16 | Nec Kansai Ltd | Silent booth and silencer for operation window |
CN107855945A (en) * | 2017-12-14 | 2018-03-30 | 海盐汇通智能家居股份有限公司 | A kind of low noise shot-blasting machine |
CN109129123A (en) * | 2018-09-28 | 2019-01-04 | 柳州市千山木业有限公司 | A kind of sheet fabrication sander |
CN208358609U (en) * | 2018-06-07 | 2019-01-11 | 温州瑞尔金属制造有限公司 | A kind of environment-friendly type casting shot-blasting machine |
CN109227395A (en) * | 2018-11-29 | 2019-01-18 | 甘亦秋 | A kind of mould processing device with automatic clear away waste |
CN209289045U (en) * | 2019-01-16 | 2019-08-23 | 青岛滨海金成铸造机械有限公司 | A kind of interior lining panel structure of Caterpillar type shot blasting machine |
CN209350090U (en) * | 2019-01-16 | 2019-09-06 | 青岛滨海金成铸造机械有限公司 | A kind of top sealing device of hook type shot-blasting machine |
CN209850700U (en) * | 2018-03-01 | 2019-12-27 | 大同新成新材料股份有限公司 | Shot blasting device for electrode |
CN111203771A (en) * | 2020-02-27 | 2020-05-29 | 淮北德林机械设备有限公司 | Bidirectional grinding machine |
CN211540821U (en) * | 2019-12-19 | 2020-09-22 | 上海晔峰兴科技有限公司 | Do benefit to absorbing automobile parts grinding device |
-
2020
- 2020-11-27 CN CN202011360787.4A patent/CN112828778A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005153069A (en) * | 2003-11-26 | 2005-06-16 | Nec Kansai Ltd | Silent booth and silencer for operation window |
CN107855945A (en) * | 2017-12-14 | 2018-03-30 | 海盐汇通智能家居股份有限公司 | A kind of low noise shot-blasting machine |
CN209850700U (en) * | 2018-03-01 | 2019-12-27 | 大同新成新材料股份有限公司 | Shot blasting device for electrode |
CN208358609U (en) * | 2018-06-07 | 2019-01-11 | 温州瑞尔金属制造有限公司 | A kind of environment-friendly type casting shot-blasting machine |
CN109129123A (en) * | 2018-09-28 | 2019-01-04 | 柳州市千山木业有限公司 | A kind of sheet fabrication sander |
CN109227395A (en) * | 2018-11-29 | 2019-01-18 | 甘亦秋 | A kind of mould processing device with automatic clear away waste |
CN209289045U (en) * | 2019-01-16 | 2019-08-23 | 青岛滨海金成铸造机械有限公司 | A kind of interior lining panel structure of Caterpillar type shot blasting machine |
CN209350090U (en) * | 2019-01-16 | 2019-09-06 | 青岛滨海金成铸造机械有限公司 | A kind of top sealing device of hook type shot-blasting machine |
CN211540821U (en) * | 2019-12-19 | 2020-09-22 | 上海晔峰兴科技有限公司 | Do benefit to absorbing automobile parts grinding device |
CN111203771A (en) * | 2020-02-27 | 2020-05-29 | 淮北德林机械设备有限公司 | Bidirectional grinding machine |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN112828778A (en) | Shot blasting equipment for pallet fork flat steel | |
CN210823426U (en) | Four-axis frock with protective structure | |
CN212562283U (en) | Shockproof noise-reducing composite aluminum alloy floor | |
CN211494442U (en) | Aircraft ground frame that falls that possesses buffer function | |
CN210476156U (en) | Numerical control turning and milling combined machining equipment with good protection performance | |
CN211387918U (en) | Machine tool operation panel vibration/noise reduction device | |
CN209868343U (en) | High leakproofness shot-blasting machine | |
CN209850700U (en) | Shot blasting device for electrode | |
CN213411664U (en) | Shot blasting automatic production line for producing novel damping assemblies of urban rail locomotive | |
CN220313071U (en) | Net belt shot blasting machine | |
CN218018614U (en) | Wheel-rail high-speed locking safety protection device for inspection robot | |
CN218697695U (en) | Shot blasting machine with shock-absorbing function | |
CN215696868U (en) | Metal wire drawing machine with protection function for precision machining | |
CN215616408U (en) | Machine tool chassis with shock absorption and noise reduction functions | |
CN213628664U (en) | Shockproof support of shot blasting machine | |
CN219948277U (en) | Noise reduction type base for carrying equipment | |
CN216655871U (en) | Hydraulic bending machine for steel structure machining | |
CN216801559U (en) | Formula of making an uproar forging hammer falls in anti-migration | |
CN219379277U (en) | Protective flame cutting machine | |
CN211916379U (en) | Straight line wire drawing machine with liftable grinding head | |
CN209794006U (en) | Effectual tenoning machine of shock attenuation | |
CN210819157U (en) | Trolley type shot blasting machine | |
CN213858325U (en) | Rotary cutting mechanism for stamping die of miniature product | |
CN212634641U (en) | Plasma cutting machine | |
CN211361910U (en) | Protection device for sealing shot blasting machine |
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: 20210525 |