CN108723973B - Abrasive flow polishing machine - Google Patents
Abrasive flow polishing machine Download PDFInfo
- Publication number
- CN108723973B CN108723973B CN201810500950.9A CN201810500950A CN108723973B CN 108723973 B CN108723973 B CN 108723973B CN 201810500950 A CN201810500950 A CN 201810500950A CN 108723973 B CN108723973 B CN 108723973B
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- CN
- China
- Prior art keywords
- fixedly connected
- polishing machine
- groove
- machine body
- rod
- 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.)
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Links
- 238000005498 polishing Methods 0.000 title claims abstract description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 6
- 229910052742 iron Inorganic materials 0.000 claims abstract description 5
- 239000002245 particle Substances 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 5
- 239000012530 fluid Substances 0.000 abstract description 12
- 238000005286 illumination Methods 0.000 abstract description 8
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000003082 abrasive agent Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/10—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving other means for tumbling of work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/12—Accessories; Protective equipment or safety devices; Installations for exhaustion of dust or for sound absorption specially adapted for machines covered by group B24B31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/403—Lighting for industrial, commercial, recreational or military use for machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses an abrasive flow polishing machine which comprises a polishing machine body, wherein a pressure plate is fixedly connected to the lower end of a cylinder of the polishing machine body, a supporting column is fixedly connected to the lower surface of the pressure plate, an upper annular pressure plate is fixedly connected to the lower end of the supporting column, a first groove is formed in the side surface of the polishing machine body, an iron sheet is fixedly embedded in the first groove, a shaft support is fixedly connected to the inside of the first groove, a movable plate is rotatably sleeved on the surface of the shaft support, and a magnet is fixedly embedded in the surface of the movable plate. The abrasive flow polishing machine can automatically collect the fluid abrasive through the material coiling rod, so that the condition that workers manually collect the fluid abrasive is avoided, and the labor intensity of the workers is greatly reduced; through highly regulated and the angle of illumination to the light adjust, the workman operates or maintains the burnishing machine body when light is darker convenient for.
Description
Technical Field
The invention relates to the technical field of polishing machines, in particular to an abrasive particle flow polishing machine.
Background
The abrasive particle flow polishing process is to flow fluid abrasive material with viscoelastic polymer as carrier and elastic hard flowing abrasive particles as processing medium under pressure to the surface to be processed, and the flowing abrasive particles are small cutters. The interaction between the abrasive particles and the surface of the workpiece in the extrusion grinding polishing is related to the processing pressure, and if the pressure is too low, the abrasive particles only contact with the surface of the workpiece, so that the surface material of the workpiece is elastically deformed without generating a cutting effect; and increasing the processing pressure to ensure that the contact stress of the abrasive particles and the surface bulges of the workpiece reaches the fracture limit of the workpiece material, so that the surface bulges of the processed workpiece can be removed by the abrasive particles to form cutting which is taken away by abrasive particle flow. The abrasive flow machining improves the surface quality by removing the micro-protrusions on the surface of the workpiece through the abrasive particles, and belongs to ultra-precision machining.
At present, current abrasive flow burnishing machine is when using, and the fluid abrasive that it extruded is mostly artifical manual collection, consequently, abrasive flow burnishing machine needs the workman to nurse at the during operation to collect the fluid abrasive that extrudes, great increase workman's intensity of labour, and, current abrasive flow burnishing machine mostly does not have the illumination structure, when light is darker, is unfavorable for staff's operation and maintenance.
Disclosure of Invention
The present invention is directed to a grit flow polisher to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an abrasive flow polishing machine, includes the burnishing machine body, annular pressure disk under the abrasive material cylinder upper end fixedly connected with of burnishing machine body, the cylinder lower extreme fixedly connected with clamp plate of burnishing machine body, the lower fixed surface of clamp plate is connected with the support column, annular pressure disk on the lower extreme fixedly connected with of support column, the side of burnishing machine body is equipped with first recess, the inside fixed embedding of first recess has the iron sheet, the inside fixedly connected with shaft bracket of first recess, the fly leaf has been cup jointed in the surface rotation of shaft bracket, the fixed surface embedding of fly leaf has magnet.
Preferably, the inner side of the polishing machine body is fixedly connected with a guide rod, the surface of the guide rod is sleeved with a sliding block in a sliding mode, a through hole is formed in the sliding block, and the guide rod is sleeved in the through hole in a sliding mode.
Preferably, a threaded hole is formed in the side face of the sliding block, and a fastening bolt is connected to the inside of the threaded hole through threads.
Preferably, the side face of the sliding block is fixedly connected with a fixed plate, the surface of the fixed plate is connected with a movable shaft through a bearing, and the surface of the movable shaft is fixedly connected with a lantern ring.
Preferably, the surface of the lantern ring is fixedly connected with an illuminating lamp, the side surface of the lantern ring is fixedly connected with a damping spring, and the other end of the damping spring is tightly attached to the surface of the fixing plate.
Preferably, the inboard fixedly connected with box body and the dead lever of burnishing machine body, the internally mounted of box body has the motor, the first gear of pivot fixedly connected with of motor, the inside of dead lever is equipped with the second recess.
Preferably, the inside of box body is connected with the swing arm through the bearing, the fixed surface of swing arm is connected with the second gear, first gear meshing connection second gear.
Preferably, the inside of the second groove is sleeved with a pressing rod in a sliding mode, one end of the pressing rod is fixedly connected with the anti-falling plate, the inside of the second groove is fixedly connected with a spring, and the other end of the spring is tightly attached to the side face of the anti-falling plate.
Preferably, the one end fixedly connected with first square post of swing arm, the square post of one end fixedly connected with second of depression bar, the roll material pole has been cup jointed in the surface slip of first square post and the square post of second, the both ends of roll material pole are equipped with first square groove and the square groove of second respectively, the inside slip of first square groove cup joints first square post, the inside slip of the square groove of second cup joints the square post of second.
Compared with the prior art, the invention has the beneficial effects that: the motor of the abrasive flow polishing machine drives the coiling rod to rotate, so that the fluid abrasive extruded by the polishing machine body is wound on the surface of the coiling rod, the condition that workers collect the fluid abrasive manually is avoided, and the labor intensity of the workers is greatly reduced; through highly regulated and the angle of illumination to the light adjust, the workman operates or maintains the burnishing machine body when light is darker convenient for.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a side view of the overall structure of the present invention;
FIG. 3 is a cross-sectional view of a slider of the present invention;
FIG. 4 is a top view of the slider and illumination lamp of the present invention;
fig. 5 is a sectional view of the cartridge and the fixing bar of the present invention.
In the figure: the polishing machine comprises a polishing machine body 1, a lower annular pressure plate 2, a pressure plate 3, a support column 4, an upper annular pressure plate 5, a first groove 6, an iron sheet 7, an 8-shaft support, a movable plate 9, a magnet 10, a guide rod 11, a slide block 12, a through hole 13, a threaded hole 14, a fastening bolt 15, a fixed plate 16, a movable shaft 17, a lantern ring 18, an illuminating lamp 19, a damping spring 20, a box body 21, a fixed rod 22, a motor 23, a first gear 24, a second groove 25, a rotating rod 26, a second gear 27, a pressure rod 28, an anti-falling plate 29, a spring 30, a first square column 31, a second square column 32, a coiling rod 33, a first square groove 34 and a second square groove 35.
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.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an abrasive flow polishing machine comprises a polishing machine body 1, a lower annular pressure plate 2 is fixedly connected to the upper end of an abrasive cylinder of the polishing machine body 1, a pressure plate 3 is fixedly connected to the lower end of a cylinder of the polishing machine body 1, a support column 4 is fixedly connected to the lower surface of the pressure plate 3, an upper annular pressure plate 5 is fixedly connected to the lower end of the support column 4, a first groove 6 is formed in the side surface of the polishing machine body 1, an iron sheet 7 is fixedly embedded in the first groove 6, a shaft support 8 is fixedly connected to the inside of the first groove 6, a movable plate 9 is rotatably sleeved on the surface of the shaft support 8, a magnet 10 is fixedly embedded on the surface of the movable plate 9, a maintenance record meter of the polishing machine body 1 can be placed in the first groove 6, then the movable plate 9 is rotated, the movable plate 9 is enabled to press the movable plate 9 to press the maintenance record meter through the suction force, a guide rod 11 is fixedly connected to the inner side of the polishing machine body 1, a slide block 12 is sleeved on the surface of the guide rod 11 in a sliding mode, a through hole 13 is formed in the slide block 12, the guide rod 11 is sleeved in the through hole 13 in a sliding mode, a threaded hole 14 is formed in the side face of the slide block 12, a fastening bolt 15 is connected in the threaded hole 14 through threads, a fixing plate 16 is fixedly connected to the side face of the slide block 12, a movable shaft 17 is connected to the surface of the fixing plate 16 through a bearing, a lantern ring 18 is fixedly connected to the surface of the movable shaft 17, an illuminating lamp 19 is fixedly connected to the surface of the lantern ring 18, the illuminating lamp 19 is connected with an indoor circuit in series through an external switch, a damping spring 20 is fixedly connected to the side face of the lantern ring 18, the other end of the damping spring 20 is tightly attached to the surface of the fixing plate, the motor 23 is connected with an indoor circuit in series through an external switch, a first gear 24 is fixedly connected with a rotating shaft of the motor 23, a second groove 25 is arranged inside the fixed rod 22, a rotary rod 26 is connected inside the box body 21 through a bearing, a second gear 27 is fixedly connected with the surface of the rotary rod 26, the first gear 24 is meshed with the second gear 27, a press rod 28 is sleeved inside the second groove 25 in a sliding mode, an anti-falling plate 29 is fixedly connected with one end of the press rod 28, a spring 30 is fixedly connected inside the second groove 25, the other end of the spring 30 is tightly attached to the side face of the anti-falling plate 29, a first square column 31 is fixedly connected with one end of the rotary rod 26, a second square column 32 is fixedly connected with one end of the press rod 28, a coiling rod 33 is sleeved on the surfaces of the first square column 31 and the second square column 32 in a sliding mode, a first square groove 34 and a second square groove 35 are respectively arranged at the two ends of the coiling rod 33, the first, the inside of the second square groove 35 is slidably sleeved with the second square column 32, a worker holds and pushes the rolling rod 33, and the rolling rod 33 pushes the pressing rod 28 to move against the resistance of the spring 30, so that the first square column 31 is separated from the inside of the first square groove 34, the rolling rod 33 can be disassembled, and the fluid abrasive on the surface of the rolling rod 33 can be removed conveniently.
The invention is implemented as follows: when a workpiece to be polished is polished, the workpiece to be polished is placed on the upper surface of the lower annular pressure plate 2, then the air cylinder of the polishing machine body 1 is controlled to push the pressure plate 3 to move, the pressure plate 3 pushes the support column 4 and the upper annular pressure plate 5 to move, so that the workpiece is clamped between the lower annular pressure plate 2 and the upper annular pressure plate 5, then the polishing machine body 1 is controlled to work, so that fluid abrasive is extruded out through the middle of the upper annular pressure plate 5, a worker sticks one end of the fluid abrasive to the surface of the coiling rod 33, then the motor 23 is electrified, the motor 23 drives the first gear 24 to rotate, the first gear 24 drives the second gear 27 to rotate, the second gear 27 drives the rotary rod 26 to rotate, the rotary rod 26 drives the coiling rod 33 to rotate through the first square column 31, so that the fluid abrasive extruded by the polishing machine body 1 is wound on the surface of the coiling rod 33, and the situation that a worker manually collects the fluid, the labor intensity of workers is greatly reduced; through rotating fastening bolt 15, make fastening bolt 15 and guide bar 11 separate, can carry out lift adjustment to slider 12, thereby can carry out altitude mixture control to illumination lamp 19, screw fastening bolt 15 again after the regulation is accomplished, make fastening bolt 15's one end extrude guide bar 11, thereby increased the frictional force between guide bar 11 and the fastening bolt 15, can fix slider 12, then rotate illumination lamp 19, through the frictional force between damping spring 20 and the fixed plate 16, can fix illumination lamp 19's position, thereby can adjust illumination lamp 19's the angle of shining, be convenient for when light is darker the workman operate or maintain polisher body 1.
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 (5)
1. An abrasive flow polishing machine, comprising a polishing machine body (1), characterized in that: the polishing machine comprises a polishing machine body (1), wherein a lower annular pressure plate (2) is fixedly connected to the upper end of a grinding material cylinder barrel of the polishing machine body (1), a pressure plate (3) is fixedly connected to the lower end of a cylinder of the polishing machine body (1), a support column (4) is fixedly connected to the lower surface of the pressure plate (3), an upper annular pressure plate (5) is fixedly connected to the lower end of the support column (4), a first groove (6) is formed in the side surface of the polishing machine body (1), an iron sheet (7) is fixedly embedded in the first groove (6), a shaft support (8) is fixedly connected to the inside of the first groove (6), a movable plate (9) is rotatably sleeved on the surface of the shaft support (8), and a magnet (10) is fixedly; a box body (21) and a fixed rod (22) are fixedly connected to the inner side of the polishing machine body (1), a motor (23) is installed inside the box body (21), a rotating shaft of the motor (23) is fixedly connected with a first gear (24), and a second groove (25) is formed inside the fixed rod (22); the inside of the box body (21) is connected with a rotating rod (26) through a bearing, the surface of the rotating rod (26) is fixedly connected with a second gear (27), and the first gear (24) is meshed with the second gear (27); a pressing rod (28) is sleeved in the second groove (25) in a sliding mode, one end of the pressing rod (28) is fixedly connected with an anti-falling plate (29), a spring (30) is fixedly connected in the second groove (25), and the other end of the spring (30) is tightly attached to the side face of the anti-falling plate (29); the utility model discloses a coil rod, including the one end fixedly connected with first square post (31) of swing arm (26), the square post of one end fixedly connected with second (32) of depression bar (28), the surperficial slip of first square post (31) and the square post of second (32) has cup jointed coil rod (33), the both ends of coil rod (33) are equipped with first square groove (34) and the square groove of second (35) respectively, the inside slip of first square groove (34) cup joints first square post (31), the inside slip of the square groove of second (35) cup joints the square post of second (32).
2. The abrasive particle flow polisher of claim 1 with: the polishing machine is characterized in that a guide rod (11) is fixedly connected to the inner side of the polishing machine body (1), a sliding block (12) is sleeved on the surface of the guide rod (11) in a sliding mode, a through hole (13) is formed in the sliding block (12), and the guide rod (11) is sleeved in the through hole (13) in a sliding mode.
3. The abrasive flow polisher of claim 2 with: the side of the sliding block (12) is provided with a threaded hole (14), and the inside of the threaded hole (14) is connected with a fastening bolt (15) through threads.
4. The abrasive flow polisher of claim 2 with: the side face of the sliding block (12) is fixedly connected with a fixing plate (16), the surface of the fixing plate (16) is connected with a movable shaft (17) through a bearing, and the surface of the movable shaft (17) is fixedly connected with a lantern ring (18).
5. The abrasive flow polisher of claim 4 with: the surface of the lantern ring (18) is fixedly connected with an illuminating lamp (19), the side surface of the lantern ring (18) is fixedly connected with a damping spring (20), and the other end of the damping spring (20) is tightly attached to the surface of the fixing plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810500950.9A CN108723973B (en) | 2018-05-25 | 2018-05-25 | Abrasive flow polishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810500950.9A CN108723973B (en) | 2018-05-25 | 2018-05-25 | Abrasive flow polishing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108723973A CN108723973A (en) | 2018-11-02 |
| CN108723973B true CN108723973B (en) | 2020-02-14 |
Family
ID=63935073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810500950.9A Active CN108723973B (en) | 2018-05-25 | 2018-05-25 | Abrasive flow polishing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108723973B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117140205B (en) * | 2023-10-31 | 2024-01-02 | 内蒙古工业大学 | Magnetic grinding device with grinding compensation function |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100509286C (en) * | 2001-09-21 | 2009-07-08 | 挤压磨石有限公司 | Abrasive flow machining apparatus and method |
| CA2588170A1 (en) * | 2006-05-09 | 2007-11-09 | Particle Drilling Technologies, Inc. | Impact excavation system and method with particle separation |
| CN204353988U (en) * | 2014-10-24 | 2015-05-27 | 浙江工业大学 | Air-bearing shafts rotates soft abrasive fluid burnishing device |
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2018
- 2018-05-25 CN CN201810500950.9A patent/CN108723973B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108723973A (en) | 2018-11-02 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230110 Address after: No. 4555 Kunshan Road, Changchun Economic Development Zone, Jilin Province Patentee after: Changchun Jianzhen Precision Machinery Manufacturing Co.,Ltd. Address before: 130022 No. 7186 Satellite Road, Jilin, Changchun Patentee before: CHANGCHUN University OF SCIENCE AND TECHNOLOGY |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A abrasive flow polishing machine Effective date of registration: 20230717 Granted publication date: 20200214 Pledgee: Jilin Bank Co.,Ltd. Changchun Science and Technology Sub branch Pledgor: Changchun Jianzhen Precision Machinery Manufacturing Co.,Ltd. Registration number: Y2023220000055 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200214 Pledgee: Jilin Bank Co.,Ltd. Changchun Science and Technology Sub branch Pledgor: Changchun Jianzhen Precision Machinery Manufacturing Co.,Ltd. Registration number: Y2023220000055 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A type of abrasive flow polishing machine Granted publication date: 20200214 Pledgee: Jilin Bank Co.,Ltd. Changchun Jingyuetan Branch Pledgor: Changchun Jianzhen Precision Machinery Manufacturing Co.,Ltd. Registration number: Y2024220000117 |