CN216705199U - Fine carving machine with impurity removal function - Google Patents
Fine carving machine with impurity removal function Download PDFInfo
- Publication number
- CN216705199U CN216705199U CN202123063091.8U CN202123063091U CN216705199U CN 216705199 U CN216705199 U CN 216705199U CN 202123063091 U CN202123063091 U CN 202123063091U CN 216705199 U CN216705199 U CN 216705199U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- water tank
- screw
- engraving
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000012535 impurity Substances 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- 238000003801 milling Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 239000007921 spray Substances 0.000 claims abstract description 12
- 241000220317 Rosa Species 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 239000003651 drinking water Substances 0.000 claims 1
- 235000020188 drinking water Nutrition 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 12
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 229910000926 A-3 tool steel Inorganic materials 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses an engraving and milling machine with an impurity removing function, which comprises a water tank, a transmission mechanism and a positioning mechanism, wherein the top of the water tank is fixedly connected with a water receiving box, the top of the water tank is fixedly connected with an engraving and milling mechanism, the right side of the top of the water tank is fixedly connected with a second mounting frame, and the rear side of the second mounting frame is fixedly connected with a second motor. According to the utility model, through the arrangement of the second mounting frame, the second motor, the second screw rod, the second screw block, the second hydraulic rod, the mounting shell, the third motor, the cleaning disc, the spray pipe, the flow distribution box, the placing frame, the water pump, the filter box, the first filter screen and the second filter screen, the advantages of impurity removal and water recycling are achieved, and the problems that the existing engraving machine does not have the impurity removal function, cannot clean impurities on the surface of a material to be engraved before engraving, affects engraving quality, cannot recycle water and wastes water resources are solved.
Description
Technical Field
The utility model relates to the technical field of engraving and milling machines, in particular to an engraving and milling machine with an impurity removing function.
Background
It is the numerical control machine tool's of cnc machine tool, the metal cnc engraving and milling machine can be to metal or nonmetal panel, tubular product carries out the non-contact cutting and punches, be particularly suitable for corrosion resistant plate, iron plate, the silicon chip, the potsherd, titanium alloy, epoxy, A3 steel, the laser cutting processing of materials such as diamond, current cnc engraving and milling machine does not possess the edulcoration function, can not clear up the material surface impurity that needs sculpture before the sculpture, influence sculpture quality, can not carry out recycle to water, cause the waste to the water resource.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an engraving and milling machine with an impurity removal function, which has the advantages of impurity removal and water recycling, and solves the problems that the conventional engraving and milling machine does not have the impurity removal function, cannot clean impurities on the surface of a material to be engraved before engraving, affects engraving quality, cannot recycle water and wastes water resources.
In order to achieve the purpose, the utility model provides the following technical scheme: an engraving and milling machine with an impurity removing function comprises a water tank, a transmission mechanism and a positioning mechanism, wherein a water receiving box is fixedly connected to the top of the water tank, an engraving and milling mechanism is fixedly connected to the top of the water tank, a second mounting frame is fixedly connected to the right side of the top of the water tank, a second motor is fixedly connected to the rear side of the second mounting frame, a transmission shaft of the second motor penetrates through the second mounting frame and is welded with a second screw rod, a second screw block is sleeved on the surface of the second screw rod in a threaded manner, a second hydraulic rod is fixedly connected to the bottom of the second screw block, an installation shell is fixedly connected to the bottom of the second hydraulic rod, a third motor is fixedly connected to the top of an inner cavity of the installation shell, a cleaning disc is riveted to a transmission shaft of the third motor, a spray pipe is fixedly connected to the surface of the installation shell, and a shunt box is fixedly connected to the top of the second mounting frame, the positive fixed surface of water tank is connected with the water pump, the both sides of water tank all are provided with filtering mechanism.
Preferably, drive mechanism includes the casing, the surface and the casing welding of water tank, the right side fixedly connected with fourth motor of casing, the transmission shaft of fourth motor runs through to the inner chamber of casing and welds the third screw rod, the surperficial screw thread cover of third screw rod is equipped with third spiral shell piece, the left side of third screw rod is through bolt fixedly connected with belt pulley, and the transmission is connected with the belt between two belt pulleys, positioning mechanism includes the rack, the relative one side of third spiral shell piece welds with the rack, the top of rack is run through and is provided with the fourth screw rod, rack and fourth screw rod threaded connection, the bottom of fourth screw rod has the clamp plate through bearing swing joint, the top riveting of fourth screw rod has changeing the handle.
Preferably, the cnc engraving and milling mechanism includes first mounting bracket, the top and the first mounting bracket fixed connection of water tank, the first motor of bolt fixedly connected with is passed through to the rear side of first mounting bracket, the transmission shaft of first motor runs through first mounting bracket and welds first screw rod, the surperficial screw thread cover of first screw rod is equipped with first spiral shell piece, the first hydraulic stem of bottom fixedly connected with of first spiral shell piece, the bottom fixedly connected with cnc engraving head of first hydraulic stem, the fixed surface of cnc engraving head is connected with the shower nozzle, the left side intercommunication of reposition of redundant personnel case has first solenoid valve, and pipeline and shower nozzle intercommunication are passed through in the left side of first solenoid valve.
Preferably, the right side of the flow dividing box is communicated with a second electromagnetic valve, the right side of the second electromagnetic valve is communicated with the spray pipe through a pipeline, a water pumping pipe of the water pump is communicated with the water tank through a pipeline, and a water outlet pipe of the water pump is communicated with the flow dividing box through a pipeline.
Preferably, filtering mechanism includes the rose box, the relative one side of rose box and water tank intercommunication, the one side that the water tank was kept away from to the rose box is through pipeline and water receiving box intercommunication, the inner chamber of rose box is first filter screen of fixedly connected with and second filter screen respectively.
Preferably, the top intercommunication on water tank right side has the filler pipe, and the front side screw thread cover of filler pipe is equipped with first tube cap, the left bottom intercommunication of water tank has the drain pipe, and the front side screw thread cover of drain pipe is equipped with the second tube cap.
Preferably, the four corners of the bottom of the water tank are fixedly connected with supporting blocks, the bottom of each supporting block is fixedly connected with a supporting pad, and the bottom of each supporting pad is provided with anti-skid grains.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the arrangement of the second mounting frame, the second motor, the second screw rod, the second screw block, the second hydraulic rod, the mounting shell, the third motor, the cleaning disc, the spray pipe, the flow distribution box, the placing frame, the water pump, the filter box, the first filter screen and the second filter screen, the advantages of impurity removal and water recycling are achieved, and the problems that the existing engraving machine does not have the impurity removal function, cannot clean impurities on the surface of a material to be engraved before engraving, affects engraving quality, cannot recycle water and wastes water resources are solved.
Drawings
FIG. 1 is an isometric view of a structure of the present invention;
FIG. 2 is a perspective view of a second mounting bracket and second hydraulic ram of the present invention;
FIG. 3 is a perspective view of the first mounting bracket and first hydraulic ram of the present invention;
FIG. 4 is a perspective view of the mounting housing and a third motor of the present invention;
fig. 5 is a perspective view of a filter box and a second screen of the present invention.
In the figure: 1 water tank, 2 first mounting bracket, 3 first motor, 4 first screw rod, 5 first spiral shell piece, 6 first hydraulic stem, 7 finishing impression head, 8 shower nozzle, 9 second mounting bracket, 10 second motor, 11 second screw rod, 12 second spiral shell piece, 13 second hydraulic stem, 14 mounting shell, 15 third motor, 16 clearance dish, 17 spray pipes, 18 reposition of redundant personnel case, 19 water receiving box, 20 casing, 21 fourth motor, 22 third screw rod, 23 third spiral shell piece, 24 rack, 25 fourth screw rod, 26 clamp plate, 27 belt pulleys, 28 belt, 29 water pump, 30 rose box, 31 first filter screen, 32 second filter screen, 33 finishing impression mechanism, 34 drive mechanism, 35 positioning mechanism, 36 filter mechanism.
Detailed Description
Referring to fig. 1-5, an engraving and milling machine with an impurity removing function comprises a water tank 1, a transmission mechanism 34 and a positioning mechanism 35, wherein a water receiving box 19 is fixedly connected to the top of the water tank 1, an engraving and milling mechanism 33 is fixedly connected to the top of the water tank 1, a second mounting frame 9 is fixedly connected to the right side of the top of the water tank 1, a second motor 10 is fixedly connected to the rear side of the second mounting frame 9, a transmission shaft of the second motor 10 penetrates through the second mounting frame 9 and is welded with a second screw 11, a second screw block 12 is sleeved on the surface of the second screw 11 in a threaded manner, a second hydraulic rod 13 is fixedly connected to the bottom of the second screw block 12, a mounting shell 14 is fixedly connected to the bottom of the second hydraulic rod 13, a third motor 15 is fixedly connected to the top of an inner cavity of the mounting shell 14, a cleaning plate 16 is riveted to a transmission shaft of the third motor 15, a spray pipe 17 is fixedly connected to the surface of the mounting shell 14, a flow distribution box 18 is fixedly connected to the top of the second mounting frame 9, the front surface of the water tank 1 is fixedly connected with a water pump 29, two sides of the water tank 1 are respectively provided with a filtering mechanism 36, a transmission mechanism 34 comprises a shell 20, the surface of the water tank 1 is welded with the shell 20, the right side of the shell 20 is fixedly connected with a fourth motor 21, a transmission shaft of the fourth motor 21 penetrates through the inner cavity of the shell 20 and is welded with a third screw 22, a surface thread of the third screw 22 is sleeved with a third screw block 23, the left side of the third screw 22 is fixedly connected with a belt pulley 27 through a bolt, a belt 28 is connected between the two belt pulleys 27 in a transmission manner, a positioning mechanism 35 comprises a placing frame 24, one side opposite to the third screw block 23 is welded with the placing frame 24, the top of the placing frame 24 is penetrated with a fourth screw 25, the placing frame 24 is in threaded connection with the fourth screw 25, the bottom of the fourth screw 25 is movably connected with a pressing plate 26 through a bearing, and the top of the fourth screw 25 is riveted with a rotating handle, the engraving and milling mechanism 33 comprises a first mounting frame 2, the top of a water tank 1 is fixedly connected with the first mounting frame 2, the rear side of the first mounting frame 2 is fixedly connected with a first motor 3 through bolts, a transmission shaft of the first motor 3 penetrates through the first mounting frame 2 and is welded with a first screw rod 4, the surface thread of the first screw rod 4 is sleeved with a first screw block 5, the bottom of the first screw block 5 is fixedly connected with a first hydraulic rod 6, the bottom of the first hydraulic rod 6 is fixedly connected with an engraving head 7, the surface of the engraving head 7 is fixedly connected with a nozzle 8, the left side of a diversion box 18 is communicated with a first electromagnetic valve, the left side of the first electromagnetic valve is communicated with the nozzle 8 through a pipeline, the right side of the diversion box 18 is communicated with a second electromagnetic valve, the right side of the second electromagnetic valve is communicated with a spray pipe 17 through a pipeline, a water pumping pipe of a water pump 29 is communicated with the water tank 1 through a pipeline, a water outlet pipe of the water pump 29 is communicated with the diversion box 18 through a pipeline, filtering mechanism 36 includes rose box 30, the relative one side of rose box 30 communicates with water tank 1, filter box 30 keeps away from one side of water tank 1 and passes through pipeline and 19 intercommunications of water receiving box, the first filter screen 31 of inner chamber difference fixedly connected with and second filter screen 32 of rose box 30, the top intercommunication on water tank 1 right side has the filler pipe, the front side thread bush of filler pipe is equipped with first tube cap, the left bottom intercommunication of water tank 1 has the drain pipe, the front side thread bush of drain pipe is equipped with the second tube cap, the equal fixedly connected with supporting shoe in four corners of water tank 1 bottom, the bottom fixedly connected with of supporting shoe supports the pad, anti-skidding line has been seted up to the bottom of supporting shoe.
Through setting up changeing the handle, can be convenient for rotate fourth screw rod 25, through setting up first solenoid valve and second solenoid valve, can be convenient for control rivers, through setting up first filter screen 31 and second filter screen 32, can play filterable, can be convenient for filter impurity, can prevent effectively that impurity from leading to the fact the damage to water pump 29 in getting into water pump 29, through setting up the drain pipe, can be convenient for water tank 1 internal water discharge, through setting up supporting shoe and supporting pad, can play the effect of support to the device, can be convenient for the device is stable.
When the cleaning device is used, a material to be processed is placed in the placing frame 24, the fourth screw 25 is rotated to drive the pressing plate 26 to move up and down, the material is fixed through the pressing plate 26, the fourth motor 21 is started through the peripheral controller to drive the third screw 22 to rotate, the third screw 22 drives the third screw block 23 and the placing frame 24 to move transversely, the material is conveyed to the bottom of the cleaning disc 16, the second hydraulic rod 13 is started through the peripheral controller to drive the mounting shell 14, the third motor 15 and the cleaning disc 16 to move up and down, so that the bottom of the cleaning disc 16 is contacted with the material, the third motor 15 is started through the peripheral controller to drive the cleaning disc 16 to rotate, the second motor 10 is started through the peripheral controller to drive the second screw 11 to rotate, the second screw 11 drives the second screw block 12 and the second hydraulic rod 13 to move back and forth, the second hydraulic rod 13 drives the mounting shell 14, the third motor 15 and the cleaning disc 16 to move back and forth to change the cleaning position of the cleaning disc 16, the water pump 29 is started by the external controller to pump the water in the water tank 1 into the diversion box 18, the second electromagnetic valve is opened to spray the water to the surface of the material through the spray pipe 17 to flush the material, and the cleaned water is collected by the water receiving box 19, flows into the shell 20, is filtered by the first filter screen 31 and the second filter screen 32 and flows back into the water tank 1 for reuse.
This cnc engraving and milling machine that possesses edulcoration function, through setting up second mounting bracket 9, second motor 10, second screw rod 11, second spiral shell piece 12, second hydraulic stem 13, installation shell 14, third motor 15, clearance dish 16, spray tube 17, reposition of redundant personnel case 18, rack 24, water pump 29, rose box 30, first filter screen 31 and second filter screen 32, it does not possess the edulcoration function to have solved current cnc engraving and milling machine, can not clear up needs glyptic material surface impurity before the sculpture, influence the sculpture quality, can not carry out the recycle to water, cause extravagant problem to the water resource.
Claims (7)
1. The utility model provides a cnc engraving and milling machine that possesses edulcoration function, includes water tank (1), drive mechanism (34) and positioning mechanism (35), its characterized in that: the water receiving box (19) is fixedly connected to the top of the water tank (1), the engraving and milling mechanism (33) is fixedly connected to the top of the water tank (1), the second mounting frame (9) is fixedly connected to the right side of the top of the water tank (1), the second motor (10) is fixedly connected to the rear side of the second mounting frame (9), a transmission shaft of the second motor (10) penetrates through the second mounting frame (9) and is welded with a second screw (11), a second screw block (12) is sleeved on the surface of the second screw (11), a second hydraulic rod (13) is fixedly connected to the bottom of the second screw block (12), an installation shell (14) is fixedly connected to the bottom of the second hydraulic rod (13), a third motor (15) is fixedly connected to the top of the inner cavity of the installation shell (14), and a cleaning disc (16) is riveted to the transmission shaft of the third motor (15), the fixed surface of installation shell (14) is connected with spray tube (17), the top fixedly connected with reposition of redundant personnel case (18) of second mounting bracket (9), the positive fixed surface of water tank (1) is connected with water pump (29), the both sides of water tank (1) all are provided with filtering mechanism (36).
2. The engraving and milling machine with impurity removing function according to claim 1, characterized in that: the transmission mechanism (34) comprises a shell (20), the surface of the water tank (1) is welded with the shell (20), a fourth motor (21) is fixedly connected to the right side of the shell (20), a transmission shaft of the fourth motor (21) penetrates through an inner cavity of the shell (20) and is welded with a third screw (22), a third screw block (23) is sleeved on the surface of the third screw (22) in a threaded manner, a belt pulley (27) is fixedly connected to the left side of the third screw (22) through a bolt, a belt (28) is connected between the two belt pulleys (27) in a transmission manner, the positioning mechanism (35) comprises a placing frame (24), one side, opposite to the third screw block (23), is welded with the placing frame (24), a fourth screw (25) penetrates through the top of the placing frame (24), the placing frame (24) is in threaded connection with the fourth screw (25), a pressing plate (26) is movably connected to the bottom of the fourth screw (25) through a bearing, the top of the fourth screw rod (25) is riveted with a rotating handle.
3. The engraving and milling machine with impurity removing function according to claim 1, characterized in that: finishing impression mechanism (33) includes first mounting bracket (2), the top and first mounting bracket (2) fixed connection of water tank (1), the rear side of first mounting bracket (2) is through bolt fixedly connected with first motor (3), the transmission shaft of first motor (3) runs through first mounting bracket (2) and welds first screw rod (4), the surperficial threaded bush of first screw rod (4) is equipped with first spiral shell piece (5), the first hydraulic stem (6) of bottom fixedly connected with of first spiral shell piece (5), the bottom fixedly connected with finishing impression head (7) of first hydraulic stem (6), the fixed surface of finishing impression head (7) is connected with shower nozzle (8), the left side intercommunication of reposition of redundant personnel case (18) has first solenoid valve, and pipeline and shower nozzle (8) intercommunication are passed through in the left side of first solenoid valve.
4. The engraving and milling machine with impurity removing function according to claim 1, characterized in that: the right side intercommunication of reposition of redundant personnel case (18) has the second solenoid valve, and the right side of second solenoid valve is passed through the pipeline and is communicate with spray tube (17), the drinking-water pipe of water pump (29) passes through the pipeline and communicates with water tank (1), the play water pipe of water pump (29) passes through pipeline and reposition of redundant personnel case (18) intercommunication.
5. The engraving and milling machine with impurity removing function according to claim 1, characterized in that: filtering mechanism (36) include rose box (30), one side that rose box (30) are relative communicates with water tank (1), one side that water tank (1) were kept away from in rose box (30) is through pipeline and water receiving box (19) intercommunication, the inner chamber of rose box (30) is fixedly connected with first filter screen (31) and second filter screen (32) respectively.
6. The engraving and milling machine with impurity removing function according to claim 1, characterized in that: the top intercommunication on water tank (1) right side has the filler pipe, and the front side thread bush of filler pipe is equipped with first tube cap, the left bottom intercommunication of water tank (1) has the drain pipe, and the front side thread bush of drain pipe is equipped with the second tube cap.
7. The engraving and milling machine with impurity removing function according to claim 1, characterized in that: the anti-skid water tank is characterized in that supporting blocks are fixedly connected to four corners of the bottom of the water tank (1), supporting pads are fixedly connected to the bottoms of the supporting blocks, and anti-skid grains are formed in the bottoms of the supporting pads.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202123063091.8U CN216705199U (en) | 2021-12-07 | 2021-12-07 | Fine carving machine with impurity removal function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202123063091.8U CN216705199U (en) | 2021-12-07 | 2021-12-07 | Fine carving machine with impurity removal function |
Publications (1)
Publication Number | Publication Date |
---|---|
CN216705199U true CN216705199U (en) | 2022-06-10 |
Family
ID=81882798
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202123063091.8U Expired - Fee Related CN216705199U (en) | 2021-12-07 | 2021-12-07 | Fine carving machine with impurity removal function |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN216705199U (en) |
-
2021
- 2021-12-07 CN CN202123063091.8U patent/CN216705199U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN210878846U (en) | Cutting machine convenient to clearance iron fillings | |
CN212330487U (en) | Cutting equipment is used in water conservancy steel pipe processing | |
CN216705199U (en) | Fine carving machine with impurity removal function | |
CN214722829U (en) | Carbide blade grinding device | |
CN113172521A (en) | Composite metal product processing device | |
CN218533726U (en) | Wheel inner hole machining numerical control vertical lathe without tool changing | |
CN209954422U (en) | Cutting device is used in hardware anchor clamps processing | |
CN207223566U (en) | A kind of cylinder blade face grinding device | |
CN213080911U (en) | Polishing robot | |
CN211072958U (en) | Deburring device for switch panel production | |
CN211708917U (en) | Grinding machine | |
CN211890026U (en) | Milling machine processing device capable of preventing scraps from splashing | |
CN210908926U (en) | High-speed carving mills machine with filter equipment | |
CN113084612A (en) | Grinding unit based on automobile brake disc processing is with integrated in automation line | |
CN207788242U (en) | A kind of novel numerical control drilling milling machine | |
CN217619688U (en) | Numerically controlled grinder convenient to carry crushed aggregates | |
CN213764152U (en) | Adjustable milling machine equipment for processing color steel plate | |
CN221183962U (en) | Vertical processing machine tool for processing parts | |
CN217071748U (en) | Grinding wheel surface cleaning device of vertical double-ended grinding machine | |
CN218694563U (en) | Engraving device for die manufacturing | |
CN215394520U (en) | Aluminum plate polishing machine with high use safety | |
CN213163306U (en) | Numerically controlled fraise machine is used in cooling tower processing | |
CN219170315U (en) | Work feeding device of discharging end face milling machine | |
CN217344754U (en) | Workpiece positioning device of surface grinding machine | |
CN219005497U (en) | Adjustable cylindrical grinding machine grinding device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220610 |