CN113984883A - Full-automatic fluorescent magnetic powder flaw detector for annular parts - Google Patents
Full-automatic fluorescent magnetic powder flaw detector for annular parts Download PDFInfo
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- CN113984883A CN113984883A CN202111260040.6A CN202111260040A CN113984883A CN 113984883 A CN113984883 A CN 113984883A CN 202111260040 A CN202111260040 A CN 202111260040A CN 113984883 A CN113984883 A CN 113984883A
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
- G01N27/84—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields by applying magnetic powder or magnetic ink
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Abstract
The invention provides a full-automatic fluorescent magnetic powder flaw detector for an annular part, which comprises a feeding device, a clamping device, a flaw detection device, a degaussing cleaning device and a finished product conveying device, wherein the flaw detection device is provided with a second rack, the second rack is perpendicular to the first rack, a carrier roller assembly is connected onto the second rack, the carrier roller assembly can be adjusted and arranged, the carrier roller assembly is arranged corresponding to a clamping part, two ends of the carrier roller assembly are connected with longitudinal coils, the longitudinal coils are connected with magnetic heads, a liquid collecting tank is arranged at the lower part of the second rack, the magnetic powder spray head is connected with a pipeline, a pump and the liquid collecting tank, the degaussing cleaning device is arranged in parallel on the flaw detection device, and a finished product conveying device is arranged at the tail end of the degaussing cleaning device. The full-automatic workpiece inspection machine is fully automatically operated, and complete working procedures of workpiece feeding, clamping, magnetizing, flaw detection, rotation observation, demagnetization, cleaning, air drying, conveying and the like are completed; simple operation, safety, stability, reliability and wide application range.
Description
Technical Field
The invention belongs to the technical field of detection equipment, and particularly relates to a full-automatic fluorescent magnetic powder flaw detector for a ring-shaped part.
Background
Fluorescent magnetic powder inspection is a common technique for detecting crack defects on the surface and near the surface of a magnetic material, and defects displayed by fluorescent powder are distinguished by means of naked-eye identification and experience.
The flaw detector can usually display the defects on the surface and the inside of a workpiece and a weld processed by a material to evaluate the quality of a product, display the position, the shape and the size of discontinuity, detect the defects of superfine micro-cracks, hairlines, white spots, folds, inclusions and the like on the surface of the material, have high detection sensitivity, can visually display the position, the shape, the size and the severity of the defects, and have good repeatability of defect detection.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a full-automatic fluorescent magnetic powder flaw detector for a ring-shaped part.
In order to achieve the purpose, the invention provides the following technical scheme:
a full-automatic fluorescent magnetic powder flaw detector for a ring-shaped part comprises a feeding device, a clamping device, a flaw detection device, a degaussing cleaning device and a finished product conveying device, wherein the feeding device is provided with a first rack, two ends of the first rack are connected with a main driving shaft and an auxiliary driving shaft, the main driving shaft and the auxiliary driving shaft are connected with a driving chain, a profiling mold is connected onto the driving chain, a plurality of profiling molds are arranged, a clamping groove is formed in each profiling mold, a first motor is arranged on the side surface of the first rack and connected with the main driving shaft,
the upper part of the clamping groove is provided with a clamping device, the clamping device is provided with a clamping part, the clamping part is arranged corresponding to the clamping groove, the clamping part is connected with a first air cylinder, the first air cylinder is connected with an adapter plate, the adapter plate is connected with a conveying part, the conveying part is connected with a flaw detection device,
the flaw detection device is provided with a second rack, the second rack is perpendicular to the first rack, a carrier roller assembly is connected onto the second rack, the carrier roller assembly can be adjusted, the carrier roller assembly is arranged corresponding to the clamping part, the two ends of the carrier roller assembly are connected with longitudinal coils, the longitudinal coils are connected with magnetic heads, the magnetic heads can penetrate through the longitudinal coils, the magnetic heads are connected with a first supporting seat, a second supporting seat and a third supporting seat which are symmetrically arranged, the third supporting seat is connected with a sliding plate, the sliding plate is connected with a second motor, the second motor penetrates through the sliding plate and is connected with a gear, the gear is connected with a rack, the two ends of the lower part of the sliding plate are provided with first sliding blocks, the first sliding blocks are connected with first sliding rails, the first sliding rails are arranged in parallel to the rack, and the left ends of the 2 longitudinal coils are provided with the first supporting seat, the right-hand member is provided with the second supporting seat, first supporting seat is connected with vertical meshing, the second supporting seat is connected with the circumference meshing, second frame lower part is provided with the collecting tank, and the magnetic spray head is connected with pipeline, pump machine, collecting tank, the parallel arrangement of device of detecting a flaw has demagnetization belt cleaning device, demagnetization belt cleaning device end is provided with finished product conveyor.
Further, the demagnetization cleaning device is provided with a third support, a chain plate is arranged on the third support, the chain plate is connected with a third motor, a demagnetization device is arranged on the third support, the demagnetization device is connected with a cleaning device, the cleaning device is connected with an air drying device, the air drying device is connected with a longitudinal pushing part, and a water collecting tank is arranged on the lower portion of the third support.
Furthermore, the demagnetization device is provided with a U-shaped coil, the lower end of the U-shaped coil is provided with a linear coil, and a second cylinder is arranged on the U-shaped coil.
Furthermore, the conveying part is provided with a guide rod, the guide rod is connected with a guide rail, the guide rail is connected with the adapter plate, the guide rod is provided with a second slide rail up and down, the second slide rail is arranged in parallel with the guide rod, the second slide rail is connected with a second slide block, and the second slide block is connected with the adapter plate.
Further, the carrier roller assembly is provided with a fourth motor, the fourth motor is connected with a first carrier roller, the first carrier roller and the fourth motor are provided with chains, the first carrier roller is parallelly provided with a second carrier roller, the second carrier roller is connected with an adjusting rod, and the adjusting rod is connected with a handle.
Further, the longitudinal meshing is connected with a longitudinal transformer, and the circumferential meshing is connected with a circumferential transformer.
Furthermore, the solar water heater further comprises a darkroom which is provided with an ultraviolet lamp and is of a curtain type and is arranged outside the second frame.
Further, the finished product conveying device is provided with a table board, the table board corresponds to the air drying device, the table board and the chain plate are arranged at the same height, the table board is provided with a transverse pushing portion, one end, far away from the transverse pushing portion, of the table board is connected with conveying rollers, and the conveying rollers are arranged at a certain angle.
Has the advantages that: the method is fully automatically operated, generates a rotating magnetic field on the surface of the workpiece, and can find the defects of slag inclusion or fatigue cracks on the surface and the near surface of the workpiece caused by casting, forging, quenching, grinding and the like; complete working procedures of workpiece feeding, clamping, magnetizing, flaw detection, rotation observation, demagnetization, cleaning, air drying, conveying and the like are completed; simple operation, safety, stability, reliability and wide application range.
Adopt PLC control, all contactless work pieces when magnetizing the work piece belong to contactless.
Drawings
FIG. 1 is a schematic structural view of a full-automatic fluorescent magnetic particle flaw detector for ring-shaped parts according to the present invention;
FIG. 2 is a schematic structural view of a feeding device according to the present invention;
FIG. 3 is a schematic view of a clamping device according to the present invention;
FIG. 4 is a first structural diagram of a flaw detection apparatus according to the present invention;
FIG. 5 is a second structural view of a flaw detector according to the present invention;
FIG. 6 is a schematic view of a carrier roller assembly according to the present invention;
FIG. 7 is a schematic structural view of the demagnetizing cleaning device and the finished product conveying device according to the present invention;
FIG. 8 is a schematic structural diagram of a demagnetizing device of the present invention.
In the figure: 1 feeding device, 101 a first frame, 102 a main driving shaft, 103 a secondary driving shaft, 104 a driving chain, 105 a profiling mold, 1051 a clamping groove, 106 a first motor, 2 a clamping device, 201 a clamping part, 202 a first cylinder, 203 an adapter plate, 204 a conveying part, 2041 guide rods, 2042 guide rails, 2043 a second slide rail, 2044 a second slide block, 3 a flaw detection device, 301 a second frame, 302 a roller assembly, 3021 a fourth motor, 3022 a first roller, 3023 a second roller, 3024 an adjusting rod, 3025 a handle, 303 a longitudinal coil, 304 a magnetic head, 305 a first supporting seat, 306 a second supporting seat, 307 a third supporting seat, 308 a sliding plate, 309 a second motor, 310 a gear, 311 a rack, 312 a first slide block, 313 a first slide rail, 314 a longitudinal meshing, 315 a circumferential meshing, 316 a liquid collecting tank, 317 a longitudinal transformer, a circumferential transformer, 4 a degaussing cleaning device, 401 a third bracket, 402 a degaussing device, 4021U-shaped coil, 4022I-shaped coil, 4023 a second cylinder, a 403 cleaning device, a 404 air drying device, a 405 water collecting tank, a 406 chain plate, a 407 third motor, 408 a longitudinal pushing part, 5 a finished product conveying device, 501 a table board, 502 a transverse pushing part and 503 conveying rollers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention without any inventive step, are within the scope of the present invention.
As shown in fig. 1 and 2, the full-automatic fluorescent magnetic powder flaw detector for ring-shaped parts provided by the invention comprises a feeding device 1, a clamping device 2, a flaw detection device 3, a degaussing cleaning device 4 and a finished product conveying device 5, wherein the feeding device 1 is provided with a first frame 101, two ends of the first frame 101 are connected with a main driving shaft 102 and a slave driving shaft 103, the main driving shaft 102 and the slave driving shaft 103 are connected with a driving chain 104, the driving chain 104 is connected with a profiling mold 105, the profiling mold 105 is provided with a plurality of clamping grooves 1051, a workpiece to be detected is placed on the profiling mold 105, a first motor 106 is arranged on the side surface of the first frame 101, the first motor 106 is connected with the main driving shaft 102 and is used for automatically conveying the workpiece to be detected,
as shown in fig. 3-5, a clamping device 2 is disposed on the upper portion of the clamping slot 1051, the clamping device 2 is provided with a clamping portion 201, the clamping portion 201 is disposed corresponding to the clamping slot 1051, the clamping portion 201 is configured to clamp 2 workpieces at a time, the clamping portion 201 is connected to a first cylinder 202, an adapter plate 203 is connected to the first cylinder 202, the adapter plate 203 is connected to a conveying portion 204, the conveying portion 204 is connected to a flaw detection device 3,
the flaw detection device 3 is provided with a second frame 301, the second frame 301 is arranged perpendicular to the first frame 101, a carrier roller assembly 302 is connected to the second frame 301, the carrier roller assembly 302 is adjustably arranged, the carrier roller assembly 302 is arranged corresponding to the clamping portion 201, longitudinal coils 303 are connected to two ends of the carrier roller assembly 302, magnetic heads 304 are connected to the longitudinal coils 303, the magnetic heads 304 can penetrate through the longitudinal coils 303, the magnetic heads 304 are connected to first support seats 305, second support seats 306 and third support seats 307 which are symmetrically arranged, sliding plates 308 are connected to the third support seats 307, second motors 309 are connected to the sliding plates 308, gears 310 are connected to the second motors 309 through the sliding plates 308, the gears 310 are connected to the racks 311, first sliding blocks 312 are arranged at two ends of the lower portions of the sliding plates 308, and first sliding rails 313 are connected to the first sliding blocks 312, the first sliding rail 313 and the rack 311 are arranged in parallel, the sliding plate 308 drives the magnetic head 304 to pass through and be separated from the longitudinal coil 303 and a workpiece through the engagement of the gear 310 and the rack 311 and the matching of the first sliding block 312 and the first sliding rail 313, 2 magnetic heads are arranged at the left end of the longitudinal coil 303, the right end of the longitudinal coil 303 is provided with the second supporting seat 306, the first supporting seat 305 is connected with the longitudinal engagement 314, the second supporting seat 306 is connected with the circumferential engagement 315, the lower part of the second rack 301 is provided with a liquid collecting tank 316, the magnetic powder spray heads are connected with a pipeline, a pump and the liquid collecting tank 316 to form a magnetic powder circulating spray mechanism, the flaw detection device 3 is provided with a degaussing cleaning device 4 in parallel, and the tail end of the degaussing cleaning device 4 is provided with a finished product conveying device 5.
In practical application, as shown in fig. 7, the demagnetizing cleaning device 4 is provided with a third support 401, a chain plate 406 is arranged on the third support 401, the chain plate 406 conveys workpieces, the chain plate 406 is connected with a third motor 407, the third support 401 is provided with a demagnetizing device 402, the demagnetizing device 402 is connected with a cleaning device 403, the cleaning device 403 is connected with an air drying device 404, the air drying device 404 is connected with a longitudinal pushing part 408, and a water collecting tank 405 is arranged at the lower part of the third support 401.
In practical application, as shown in fig. 8, the demagnetizing device 402 is provided with a U-shaped coil 4021, the lower end of the U-shaped coil 4021 is provided with a linear coil 4022, the U-shaped coil 4021 penetrates through a workpiece and the linear coil 4022 to form a square closed coil for attenuation demagnetization during demagnetizing operation, and the U-shaped coil 4021 is provided with a second cylinder 4023.
In practical application, the conveying portion 204 is provided with a guide rod 2041, the guide rod 2041 is connected with a guide rail 2042, the guide rail 2042 is connected with the adapter plate 203, the guide rod 2041 is provided with second slide rails 2043 up and down, 2 second slide rails 2043 are arranged in parallel with the guide rod 2041, the second slide rails 2043 are connected with second sliding blocks 2044, and the second sliding blocks 2044 are connected with the adapter plate 203.
In practical application, as shown in fig. 6, the carrier roller assembly 302 is provided with a fourth motor 3021, the fourth motor 3021 is connected to a first carrier roller 3022, the first carrier roller 3022 and the fourth motor 3021 are provided with a chain, the fourth motor 3021 transmits power to the first carrier roller 3022 through the chain to drive the first carrier roller 3022 to rotate, the first carrier roller 3022 is provided in parallel with a second carrier roller 3023, the second carrier roller 3023 is connected to an adjusting rod 3024, the adjusting rod 3024 is connected to a handle 3025, and the handle 3025 and the adjusting rod 3024 cooperate to adjust a distance between the first carrier roller 3022 and the second carrier roller 3023 to accommodate placement of workpieces with different diameters.
In practical applications, a longitudinal transformer 317 is connected to the longitudinal mesh 314, and a circumferential transformer 318 is connected to the circumferential mesh 315.
In practical application, the device further comprises a darkroom which is provided with an ultraviolet lamp and is in a curtain type and is arranged outside the second frame 301.
In practical application, the finished product conveying device 5 is provided with a table top 501, the table top 501 is arranged corresponding to the air drying device 404, the table top 501 and the chain plate 406 are arranged at the same height, so that the transition of workpieces is facilitated, the table top 501 is provided with a transverse pushing portion 502, one end, far away from the transverse pushing portion 502, of the table top 501 is connected with a conveying roller 503, the conveying roller 503 is arranged at a certain angle, the workpieces are air-dried by the air drying device 404 and then are pushed to the table top 501 by a longitudinal pushing portion 408, and the workpieces are pushed to the conveying roller 503 by the transverse pushing portion 502.
The working principle is as follows:
the full-automatic fluorescent magnetic powder flaw detector for the ring-shaped parts is full-automatic flaw detection equipment. The PLC automatically controls the beat, the feeding device 1 is adopted for automatic feeding, the clamping device 2 clamps a workpiece and conveys the workpiece to the carrier roller assembly 302, the workpiece is clamped for 2 times, the magnetic powder spray head sprays the workpiece while the carrier roller assembly 302 rotates, the magnetic head 304 penetrates through 2 longitudinal coils 303 and the workpiece to a first supporting seat 305, the longitudinal meshing 314 and the circumferential meshing 315 work simultaneously to generate a closed magnetic field, the workpiece is magnetized for the first time, the spraying is finished, the second and third magnetization is carried out on the workpiece, the longitudinal meshing 314 and the circumferential meshing 315 are disconnected after the magnetization is finished, the magnetic head 304 retracts, the carrier roller assembly 302 rotates, the workpiece is observed through the irradiation of an ultraviolet lamp in a dark room, and whether the workpiece is OK is judged;
the finished product is manually placed with a demagnetization cleaning device 4, a U-shaped coil 4021 arranged by the demagnetization device 402 penetrates through a workpiece and a word coil 4022 to form a square closed coil for attenuation and demagnetization, the workpiece is conveyed to a cleaning device 403 for cleaning after demagnetization, conveyed to an air drying device 404 after cleaning, pushed to a table board 501 by a longitudinal pushing part 408, and then pushed to a conveying roller 503 by a transverse pushing part 502 to complete the whole process. The workpiece is not contacted when magnetized, and the magnetic field magnetizing device belongs to a non-contact type.
In summary, the following steps: the invention is fully automatically operated to complete the complete working procedures of workpiece feeding, clamping, magnetizing, flaw detection, rotation observation, demagnetization, cleaning, air drying, conveying and the like. Simple operation, safety, reliability and wide application range.
The foregoing shows and describes the principles, essential features and advantages of the present invention, with front, rear, left and right non-limiting reference being made thereto, primarily for the purpose of illustrating the technology more intuitively, and without limitation. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical spirit and features of the present invention, and the present invention is not limited thereto but may be implemented by those skilled in the art.
Claims (8)
1. The utility model provides a full-automatic fluorescence magnetic particle flaw detector of loop forming element which characterized in that: the device comprises a feeding device (1), a clamping device (2), a flaw detection device (3), a degaussing cleaning device (4) and a finished product conveying device (5), wherein the feeding device (1) is provided with a first rack (101), two ends of the first rack (101) are connected with a main driving shaft (102) and a slave driving shaft (103), the main driving shaft (102) and the slave driving shaft (103) are connected with a driving chain (104), the driving chain (104) is connected with a profiling mold (105), the profiling mold (105) is provided with a plurality of grooves (1051), a first motor (106) is arranged on the side surface of the first rack (101), and the first motor (106) is connected with the main driving shaft (102),
the device is characterized in that a clamping device (2) is arranged on the upper portion of the clamping groove (1051), a clamping portion (201) is arranged on the clamping device (2), the clamping portion (201) is arranged corresponding to the clamping groove (1051), the clamping portion (201) is connected with a first air cylinder (202), an adapter plate (203) is connected onto the first air cylinder (202), the adapter plate (203) is connected with a conveying portion (204), and the conveying portion (204) is connected with a flaw detection device (3),
the flaw detection device (3) is provided with a second rack (301), the second rack (301) is perpendicular to the first rack (101), a carrier roller assembly (302) is connected to the second rack (301), the carrier roller assembly (302) is adjustable, the carrier roller assembly (302) is arranged corresponding to the clamping portion (201), longitudinal coils (303) are connected to two ends of the carrier roller assembly (302), a magnetic head (304) is connected to the longitudinal coils (303), the magnetic head (304) can penetrate through the longitudinal coils (303), the magnetic head (304) is connected with a first supporting seat (305), a second supporting seat (306) and a third supporting seat (307) which are symmetrically arranged, a sliding plate (308) is connected to the third supporting seat (307), a second motor (309) is connected to the sliding plate (308), and a gear (310) is connected to the second motor (309) through the sliding plate (308), the gear (310) is connected with a rack (311), two ends of the lower part of the sliding plate (308) are provided with first sliding blocks (312), the first sliding block (312) is connected with a first sliding rail (313), the first sliding rail (313) is arranged in parallel with the rack (311), the left end of each of the 2 longitudinal coils (303) is provided with the first supporting seat (305), the right end is provided with the second supporting seat (306), the first support seat (305) is connected with a longitudinal engagement (314), the second support seat (306) is connected with a circumferential engagement (315), a liquid collecting tank (316) is arranged at the lower part of the second frame (301), the magnetic powder spray head is connected with a pipeline, a pump and the liquid collecting tank (316), the flaw detection device (3) is parallelly provided with a degaussing cleaning device (4), and the tail end of the degaussing cleaning device (4) is provided with a finished product conveying device (5).
2. The full-automatic fluorescent magnetic powder flaw detector of annular part of claim 1, characterized in that: the demagnetization cleaning device (4) is provided with a third support (401), a chain plate (406) is arranged on the third support (401), the chain plate (406) is connected with a third motor (407), a demagnetization device (402) is arranged on the third support (401), the demagnetization device (402) is connected with a cleaning device (403), the cleaning device (403) is connected with an air drying device (404), the air drying device (404) is connected with a longitudinal pushing part (408), and a water collecting tank (405) is arranged on the lower portion of the third support (401).
3. The full-automatic fluorescent magnetic powder flaw detector of annular part of claim 2, characterized in that: the demagnetizing device (402) is provided with a U-shaped coil (4021), the lower end of the U-shaped coil (4021) is provided with a linear coil (4022), and the U-shaped coil (4021) is provided with a second cylinder (4023).
4. The full-automatic fluorescent magnetic powder flaw detector of annular part of claim 1, characterized in that: conveying portion (204) are provided with guide arm (2041), guide arm (2041) is connected with guide rail (2042), guide rail (2042) with adapter plate (203) are connected, be provided with second slide rail (2043) about guide arm (2041), 2 second slide rail (2043) with guide arm (2041) parallel arrangement, be connected with second slider (2044) on second slide rail (2043), second slider (2044) with adapter plate (203) are connected.
5. The full-automatic fluorescent magnetic powder flaw detector of annular part of claim 1, characterized in that: the carrier roller assembly (302) is provided with fourth motor (3021), fourth motor (3021) is connected with first carrier roller (3022), first carrier roller (3022) with fourth motor (3021) is provided with the chain, first carrier roller (3022) parallel arrangement has second carrier roller (3023), second carrier roller (3023) are connected with adjusts pole (3024), it is connected with handle (3025) to adjust pole (3024).
6. The full-automatic fluorescent magnetic powder flaw detector of annular part of claim 1, characterized in that: a longitudinal transformer (317) is connected to the longitudinal engagement (314), and a circumferential transformer (318) is connected to the circumferential engagement (315).
7. The full-automatic fluorescent magnetic powder flaw detector of annular part of claim 1, characterized in that: the device also comprises a darkroom which is provided with an ultraviolet lamp and is of a curtain type and is arranged outside the second frame (301).
8. The full-automatic fluorescent magnetic powder flaw detector of annular part of claim 1, characterized in that: the finished product conveying device (5) is provided with a table top (501), the table top (501) and the air drying device (404) are correspondingly arranged, the table top (501) and the chain plate (406) are arranged at the same height, the table top (501) is provided with a transverse pushing part (502), one end, far away from the transverse pushing part (502), of the table top (501) is connected with a conveying roller (503), and the conveying roller (503) is arranged at a certain angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111260040.6A CN113984883A (en) | 2021-10-28 | 2021-10-28 | Full-automatic fluorescent magnetic powder flaw detector for annular parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111260040.6A CN113984883A (en) | 2021-10-28 | 2021-10-28 | Full-automatic fluorescent magnetic powder flaw detector for annular parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113984883A true CN113984883A (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111260040.6A Withdrawn CN113984883A (en) | 2021-10-28 | 2021-10-28 | Full-automatic fluorescent magnetic powder flaw detector for annular parts |
Country Status (1)
| Country | Link |
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| CN (1) | CN113984883A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116953068A (en) * | 2023-08-02 | 2023-10-27 | 浙江万鼎精密科技股份有限公司 | Flaw detection cleaning rust-proof production line |
-
2021
- 2021-10-28 CN CN202111260040.6A patent/CN113984883A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116953068A (en) * | 2023-08-02 | 2023-10-27 | 浙江万鼎精密科技股份有限公司 | Flaw detection cleaning rust-proof production line |
| CN116953068B (en) * | 2023-08-02 | 2024-02-02 | 浙江万鼎精密科技股份有限公司 | Flaw detection cleaning rust-proof production line |
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Application publication date: 20220128 |