CN114769186A - Workpiece oil removing and cleaning device for machining - Google Patents
Workpiece oil removing and cleaning device for machining Download PDFInfo
- Publication number
- CN114769186A CN114769186A CN202210489226.7A CN202210489226A CN114769186A CN 114769186 A CN114769186 A CN 114769186A CN 202210489226 A CN202210489226 A CN 202210489226A CN 114769186 A CN114769186 A CN 114769186A
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- CN
- China
- Prior art keywords
- frame
- workpiece
- cleaning
- machining
- 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- Withdrawn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 82
- 238000003754 machining Methods 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 230000001680 brushing effect Effects 0.000 claims abstract description 24
- 230000033001 locomotion Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000003801 milling Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning In General (AREA)
Abstract
The invention is suitable for the technical field of machining, and provides a workpiece oil removing and cleaning device for machining, which comprises: a frame; the adjustable brushing mechanism is arranged in the frame, is connected with the water tank through a water pump and is used for cleaning workpieces; and the movable rotary clamping mechanism is arranged in the frame, corresponds to the adjustable brushing mechanism and is used for clamping the workpiece and driving the workpiece to rotate and clean back and forth. When the adjustable brushing mechanism and the movable rotary clamping mechanism are used for cleaning a workpiece, the workpiece is fixed by the movable rotary clamping mechanism to drive the workpiece to be matched with the adjustable brushing mechanism, then the movable rotary clamping mechanism is started to drive the workpiece to move and rotate at the same time, and the workpiece is matched with the adjustable brushing mechanism through the movement and the rotation of the workpiece, so that the cleaning efficiency is improved, and the cleaning effect is ensured.
Description
Technical Field
The invention belongs to the technical field of machining, and particularly relates to a workpiece oil removing and cleaning device for machining.
Background
Machining refers to a process of changing the physical dimensions or properties of a workpiece by a mechanical device. According to the difference of the processing mode, the processing method can be divided into cutting processing and pressure processing; the machine required by the processing comprises a digital display milling machine, a digital display forming grinder, a digital display lathe, an electric spark machine, a universal grinder, a processing center, laser welding, medium wire feeding, fast wire feeding, slow wire feeding, an external grinder, an internal grinder, a precision lathe and the like, and can be used for processing precision parts such as turning, milling, planing, grinding and the like; such machines are good at turning, milling, planing, grinding, etc. of precision parts.
Most of workpieces are machined by cylindrical workpieces, cooling oil is used for cooling or lubricating the surfaces of the workpieces during machining, the workpieces need to be cleaned and deoiled after machining is finished, and the conventional workpiece deoiling and cleaning device for machining is low in efficiency of cleaning the surfaces of the workpieces, so that the workpiece deoiling and cleaning device for machining is provided to solve the problems.
Disclosure of Invention
The invention aims to provide a workpiece oil removing and cleaning device for machining, and aims to solve the problems in the background technology.
The embodiment of the invention is realized in such a way that a workpiece oil removing and cleaning device for machining comprises:
a frame;
the adjustable brushing mechanism is arranged in the frame, is connected with the water tank through a water pump and is used for cleaning the workpiece;
and the movable rotary clamping mechanism is arranged in the frame, corresponds to the adjustable brushing mechanism and is used for clamping the workpiece and driving the workpiece to rotate and clean back and forth.
Preferably, the adjustable scrubbing mechanism comprises:
a lower cleaning frame fixedly mounted in the frame;
the upper cleaning frame is movably connected with the frame through an electric push rod;
two groups of cleaning brushes are arranged on the arc-shaped grooves on the inner sides of the upper cleaning frame and the lower cleaning frame respectively;
the hole that leaks, set up in on the arc wall, go up clean frame and clean frame down are hollow structure, hollow structure with the hole that leaks is linked together, it links to each other with the hard tube that intakes through the flexible pipe to go up clean frame, the hard tube that intakes links to each other with the water pump.
Preferably, the adjustable scrubbing mechanism further comprises:
the sewer pipe is positioned in the frame and is connected with the lower cleaning frame;
and the waste liquid tank is positioned on the outer side of the frame and is connected with the sewer pipe through a connecting pipe for discharging waste liquid.
Preferably, the movable rotary clamping mechanism includes:
a shuttle assembly mounted in the frame;
a rotary feeding assembly installed in the frame, connected to the reciprocating assembly, for changing a linear motion of the reciprocating assembly into a linear motion while rotating;
and the clamping assembly is arranged in the frame, is connected with the rotary feeding assembly and is used for clamping and fixing the workpiece and driving the workpiece to rotate and move at the same time of the adjustable brushing mechanism.
Preferably, the shuttle assembly comprises:
the rotary table is arranged in the frame and is in driving connection with the output end of a first motor, and the first motor is arranged in the frame through a fixing plate;
and the transmission rod is eccentrically hinged on the turntable, and one end, far away from the turntable, of the transmission rod is connected with the rotary feeding assembly.
Preferably, the rotary feed assembly comprises:
one end of the threaded rod is hinged with the transmission rod through a spherical hinge, and the other end of the threaded rod is fixedly connected with the clamping assembly;
the threaded seat is installed in the frame through a fixing rod, and the threaded rod is installed on the threaded seat in a threaded connection mode.
Preferably, the clamping assembly comprises:
the fixing frame is fixedly connected with the threaded rod, and two sliding rods are symmetrically and slidably connected to the fixing frame;
the arc-shaped clamping block is arranged at one end of the sliding rod, which is positioned in the fixed frame, and an electromagnet is embedded in the inner side of the arc-shaped clamping block;
the baffle is installed the other end of slide bar, be equipped with the spring between baffle and the fixed frame, the spring cup joints the outside at the slide bar.
Preferably, a feeding pipe is connected to the water tank;
the water tank internally mounted has the (mixing) shaft, install the puddler on the (mixing) shaft, the (mixing) shaft is connected with the output drive of second motor, the second motor is installed the outside of water tank.
The workpiece oil removing and cleaning device for machining provided by the embodiment of the invention is provided with the adjustable brushing mechanism and the movable rotary clamping mechanism aiming at the problem that the workpiece oil removing and cleaning device in the prior art is low in surface cleaning efficiency of a workpiece, and particularly when the workpiece is cleaned, the workpiece is fixed by the movable rotary clamping mechanism to drive the workpiece to be matched with the adjustable brushing mechanism, and then the movable rotary clamping mechanism is started to drive the workpiece to move and rotate at the same time, so that the workpiece is matched with the adjustable brushing mechanism through the movement and rotation of the workpiece, the cleaning efficiency is improved, and the cleaning effect is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a workpiece oil removing and cleaning device for machining according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a schematic structural diagram of an upper cleaning frame and a lower cleaning frame in a workpiece oil removing and cleaning device for machining according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of a clamping assembly in a workpiece oil removing and cleaning device for machining according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an arc-shaped clamping block in the workpiece oil removing and cleaning device for machining according to the embodiment of the present invention.
In the drawings: 1-frame, 2-rotary table, 3-transmission rod, 4-spherical hinge, 5-threaded rod, 6-threaded seat, 7-clamping mechanism, 71-fixed frame, 72-slide rod, 73-baffle, 74-spring, 75-arc clamping block, 76-electromagnet, 8-upper cleaning frame, 9-lower cleaning frame, 10-electric push rod, 11-sewer pipe, 12-cleaning brush, 13-water leakage hole, 14-water inlet hose, 15-water inlet hard pipe, 16-water pump, 17-water tank, 18-connecting pipe, 19-waste liquid tank, 20-feeding pipe, 21-stirring shaft and 22-stirring rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a block diagram of an apparatus for removing oil and cleaning a machining tool according to an embodiment of the present invention includes:
a frame 1;
the adjustable brushing mechanism is arranged in the frame 1, is connected with a water tank 17 through a water pump 16 and is used for cleaning workpieces;
and the movable rotary clamping mechanism is arranged in the frame 1, corresponds to the adjustable brushing mechanism, and is used for clamping a workpiece and driving the workpiece to rotate and clean back and forth.
In one embodiment of the invention, the workpiece oil removing and cleaning device for machining is provided with an adjustable brushing mechanism and a movable rotary clamping mechanism aiming at the problem of low cleaning efficiency of the workpiece oil removing and cleaning device in the prior art on the surface of the workpiece, and particularly when the workpiece is cleaned, the workpiece is fixed by the movable rotary clamping mechanism to drive the workpiece to be matched with the adjustable brushing mechanism, and then the movable rotary clamping mechanism is started to drive the workpiece to move and rotate at the same time, so that the workpiece is matched with the adjustable brushing mechanism through the movement and rotation of the workpiece, the cleaning efficiency is improved, and the cleaning effect is ensured.
As shown in fig. 2, as a preferred embodiment of the present invention, the adjustable brushing mechanism comprises:
a lower cleaning frame 9, the lower cleaning frame 9 being fixedly installed in the frame 1;
the upper cleaning frame 8 is movably connected with the frame 1 through an electric push rod 10;
two groups of cleaning brushes 12 are arranged on the arc-shaped grooves on the inner sides of the upper cleaning frame 8 and the lower cleaning frame 9 respectively;
the water leakage hole 13 is formed in the arc-shaped groove, the upper cleaning frame 8 and the lower cleaning frame 9 are of hollow structures, the hollow structures are communicated with the water leakage hole 13, the upper cleaning frame 8 is connected with the water inlet hard pipe 15 through the water inlet hose 14, and the water inlet hard pipe 15 is connected with the water pump 16.
The work piece is located between clean frame 8 and the lower clean frame 9, it removes to start clean frame 8 on the flexible drive of electric putter 10, make and go up clean frame 8 and live the work piece with the arc wall parcel of lower clean frame 9, restart water pump 16, water pump 16 is in clean frame 8 is taken into through hard tube 15 and the hose 14 of intaking with the cleaning solution in the water tank 17, because it just is located arc wall department and has offered the hole 13 that leaks to go up clean frame 8 and clean frame 9 down, so the cleaning solution can soak all cleaning brushes 12 through the hole 13 that leaks on last clean frame 8, cleaning brush 12 after soaking rubs with workpiece surface, make workpiece surface cleaning faster.
As shown in fig. 1, as another preferred embodiment of the present invention, the adjustable brushing mechanism further comprises:
the sewer pipe 11 is positioned in the frame 1, and the sewer pipe 11 is connected with the lower cleaning frame 9;
and the waste liquid tank 19 is positioned on the outer side of the frame 1, and the waste liquid tank 19 is connected with the sewer pipe 11 through a connecting pipe 18 and used for discharging waste liquid.
When the cleaning solution is used for cleaning the workpiece, the generated waste liquid is discharged through the sewer pipe 11 at the lower end of the lower cleaning frame 9 and is collected in the waste liquid box 19, so that the uniform treatment is facilitated, and the random discharge and pollution to the processing environment are avoided.
As shown in fig. 1, as a preferred embodiment of the present invention, the movable rotary clamping mechanism includes:
a shuttle assembly mounted in the frame 1;
a rotary feed assembly installed in the frame 1, connected to the reciprocating assembly, for changing a linear motion of the reciprocating assembly into a linear motion while rotating;
and the clamping component 7 is arranged in the frame 1, is connected with the rotary feeding component and is used for clamping and fixing the workpiece and driving the workpiece to rotate and move at the same time on the adjustable brushing mechanism.
The workpiece is clamped and fixed by the clamping component 7, the reciprocating moving component is started, linear motion is transmitted to the rotating and feeding component, the rotating and feeding component changes the linear motion into the linear motion and moves while rotating, and then the workpiece can be driven to rotate and move while rotating between the upper cleaning frame 8 and the lower cleaning frame 9, so that comprehensive friction between the workpiece and the cleaning brush 12 is ensured.
As shown in fig. 1, as a preferred embodiment of the present invention, the shuttle assembly includes:
the rotary table 2 is arranged in the frame 1, the rotary table 2 is in driving connection with the output end of a first motor, and the first motor is arranged in the frame 1 through a fixing plate;
and the transmission rod 3 is eccentrically hinged on the turntable 2, and one end, far away from the turntable 2, of the transmission rod 3 is connected with the rotary feeding assembly.
And starting the first motor, driving the rotary table 2 to rotate by the first motor, and driving the transmission rod 3 to perform reciprocating linear movement by the rotary table 2.
As shown in fig. 1, as a preferred embodiment of the present invention, the rotary feed assembly includes:
one end of the threaded rod 5 is hinged with the transmission rod 3 through a spherical hinge 4, and the other end of the threaded rod 5 is fixedly connected with a clamping component 7;
a threaded seat 6, the threaded seat 6 is installed in the frame 1 through a fixing rod, and the threaded rod 5 is installed on the threaded seat 6 in a threaded connection mode.
Because the transmission rod 3 is hinged with one end of the threaded rod 5 through the spherical hinge 4, and the threaded rod 5 is in threaded connection with the threaded seat 6, the transmission rod 3 does eccentric motion along with the turntable 2 and simultaneously drives the threaded rod 5 to rotate and move.
As shown in fig. 3 to 4, as a preferred embodiment of the present invention, the clamping assembly 7 includes:
the fixing frame 71 is fixedly connected with the threaded rod 5, and the fixing frame 71 is symmetrically connected with two sliding rods 72 in a sliding manner;
the arc-shaped clamping block 75 is installed at one end, located inside the fixed frame 71, of the sliding rod 72, and an electromagnet 76 is embedded inside the arc-shaped clamping block 75;
and the baffle 73 is arranged at the other end of the sliding rod 72, a spring 74 is arranged between the baffle 73 and the fixed frame 71, and the spring 74 is sleeved on the outer side of the sliding rod 72.
The electromagnet 76 is electrified to generate magnetism, and the workpiece is an ironwork, so the electromagnet 76 can respectively drive the two arc-shaped clamping blocks 75 and the sliding rod 72 to be close to each other, the non-processing end of the workpiece is fixed between the two arc-shaped clamping blocks 75, the processing end is just positioned above the lower cleaning frame 9, and the other end of the threaded rod 5 is connected with the fixed frame 71, so that the threaded rod 5 drives the fixed frame 71 to rotate and move at the same time during movement, and further drives the workpiece to rotate and move at the same time.
As shown in fig. 1, as a preferred embodiment of the present invention, a feeding pipe 20 is connected to the water tank 17;
The feeding pipe 20 is used for filling more water and detergent into the water tank 17, the stirring shaft 21 is driven to rotate through the second motor, the stirring rod 22 is driven to rotate, the water and the detergent are uniformly mixed, and the subsequent cleaning work is facilitated.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (8)
1. The utility model provides a workpiece oil removal belt cleaning device for machining which characterized in that, the device includes:
a frame;
the adjustable brushing mechanism is arranged in the frame, is connected with the water tank through a water pump and is used for cleaning the workpiece;
and the movable rotary clamping mechanism is arranged in the frame, corresponds to the adjustable brushing mechanism and is used for clamping the workpiece and driving the workpiece to rotate and clean back and forth.
2. The oil removing and cleaning device for the machining tool according to claim 1, wherein the adjustable brushing mechanism comprises:
a lower cleaning frame fixedly mounted in the frame;
the upper cleaning frame is movably connected with the frame through an electric push rod;
two groups of cleaning brushes are arranged and respectively arranged on the arc-shaped grooves on the inner sides of the upper cleaning frame and the lower cleaning frame;
the upper cleaning frame and the lower cleaning frame are of hollow structures, the hollow structures are communicated with the water leakage holes, the upper cleaning frame is connected with the water inlet hard pipe through a water inlet hose, and the water inlet hard pipe is connected with the water pump.
3. The apparatus for removing oil and cleaning a workpiece for machining according to claim 2, wherein the adjustable brushing mechanism further comprises:
the sewer pipe is positioned in the frame and connected with the lower cleaning frame;
and the waste liquid tank is positioned on the outer side of the frame and is connected with the sewer pipe through a connecting pipe for discharging waste liquid.
4. The apparatus for removing oil and cleaning a workpiece for machining according to claim 1, wherein the movable rotary clamping mechanism comprises:
a shuttle assembly mounted in the frame;
a rotary feeding assembly installed in the frame, connected to the reciprocating assembly, and configured to change a linear motion of the reciprocating assembly into a linear motion while rotating;
and the clamping component is arranged in the frame, is connected with the rotary feeding component and is used for clamping and fixing the workpiece and driving the workpiece to rotate and move at the same time on the adjustable brushing mechanism.
5. The oil removing and cleaning device for the machining tool according to claim 4, wherein the reciprocating assembly comprises:
the rotary table is arranged in the frame and is in driving connection with the output end of a first motor, and the first motor is arranged in the frame through a fixing plate;
and the transmission rod is eccentrically hinged on the turntable, and one end, far away from the turntable, of the transmission rod is connected with the rotary feeding assembly.
6. The oil removing and cleaning device for the machining tool according to claim 5, wherein the rotary feed assembly comprises:
one end of the threaded rod is hinged with the transmission rod through a spherical hinge, and the other end of the threaded rod is fixedly connected with the clamping assembly;
and the threaded seat is installed in the frame through a fixed rod, and the threaded rod is installed on the threaded seat in a threaded connection mode.
7. The oil removing and cleaning device for the machining tool according to claim 6, wherein the clamping assembly comprises:
the fixing frame is fixedly connected with the threaded rod, and two sliding rods are symmetrically and slidably connected to the fixing frame;
the arc-shaped clamping block is arranged at one end of the sliding rod, which is positioned in the fixed frame, and an electromagnet is embedded in the inner side of the arc-shaped clamping block;
the baffle is installed the other end of slide bar, be equipped with the spring between baffle and the fixed frame, the spring cup joints the outside at the slide bar.
8. The workpiece oil removing and cleaning device for machining according to claim 1, wherein a feeding pipe is connected to the water tank;
the water tank internally mounted has the (mixing) shaft, install the puddler on the (mixing) shaft, the (mixing) shaft is connected with the output drive of second motor, the second motor is installed the outside of water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210489226.7A CN114769186A (en) | 2022-05-06 | 2022-05-06 | Workpiece oil removing and cleaning device for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210489226.7A CN114769186A (en) | 2022-05-06 | 2022-05-06 | Workpiece oil removing and cleaning device for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114769186A true CN114769186A (en) | 2022-07-22 |
Family
ID=82435649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210489226.7A Withdrawn CN114769186A (en) | 2022-05-06 | 2022-05-06 | Workpiece oil removing and cleaning device for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114769186A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115026045A (en) * | 2022-08-10 | 2022-09-09 | 邳州市江山木业有限公司 | Building templates cleaning equipment |
-
2022
- 2022-05-06 CN CN202210489226.7A patent/CN114769186A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115026045A (en) * | 2022-08-10 | 2022-09-09 | 邳州市江山木业有限公司 | Building templates cleaning equipment |
| CN115026045B (en) * | 2022-08-10 | 2022-12-09 | 邳州市江山木业有限公司 | Building templates cleaning equipment |
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|---|---|---|---|
| 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: 20220722 |