CN115198281A - Surface treatment method for metal casting - Google Patents
Surface treatment method for metal casting Download PDFInfo
- Publication number
- CN115198281A CN115198281A CN202210709942.1A CN202210709942A CN115198281A CN 115198281 A CN115198281 A CN 115198281A CN 202210709942 A CN202210709942 A CN 202210709942A CN 115198281 A CN115198281 A CN 115198281A
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- Prior art keywords
- mounting plate
- fixed
- cleaning
- casting
- rotating shaft
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- 238000005058 metal casting Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000004381 surface treatment Methods 0.000 title claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000005266 casting Methods 0.000 claims abstract description 16
- 238000005507 spraying Methods 0.000 claims abstract description 11
- 238000005498 polishing Methods 0.000 claims abstract description 9
- 238000010791 quenching Methods 0.000 claims abstract description 9
- 230000000171 quenching effect Effects 0.000 claims abstract description 9
- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000005406 washing Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims 2
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 239000011111 cardboard Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- 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
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- B08B1/12—
-
- B08B1/32—
Abstract
The invention belongs to the technical field of metal castings, in particular to a surface treatment method of a metal casting, and provides the following scheme, which comprises the following steps: s1: preheating the casting, and then quenching; s2: polishing the casting after quenching; s3: cleaning the surface of the polished casting by using a cleaning device; s4: and carrying out spraying treatment on the casting. According to the invention, the cleaning is carried out before spraying after polishing, so that the adhesive force of a spraying layer is improved, the electric slide block, the annular guide rail and the clamping mechanism arranged in the cleaning device drive the workpiece to pass through the two groups of cleaning mechanisms, the workpiece is cleaned through the rotating brush sleeve in the cleaning mechanisms, the cleaning efficiency is high, meanwhile, the second driving motor can drive the brush sleeve to rotate in a vertical state, and the two clamping plates for limiting and supporting the brush sleeve can be far away from each other in the rotating process, so that the driving roller and the brush sleeve can be conveniently and directly separated.
Description
Technical Field
The invention relates to the technical field of metal castings, in particular to a surface treatment method of a metal casting.
Background
After the metal casting is cast, generally, surface treatment needs to be carried out on the metal casting, the strength of the metal casting is improved through quenching, the surface smoothness is improved through polishing, then spraying treatment is carried out on the metal casting, the anti-rust performance of the metal casting is improved, but fragments usually remain on the surface of the metal casting after polishing, and if the spraying treatment is directly carried out on the metal casting, the spraying effect can be influenced, therefore, the metal casting needs to be cleaned after polishing, the existing cleaning device generally uses a brush to clean the metal casting, the brush is worn after being used for a period of time, the cleaning effect of the brush is influenced, and the cleaning device needs to be replaced, but the cleaning liquid in the cleaning tank needs to be emptied before being replaced, so that a worker can conveniently enter the cleaning tank to replace the metal casting, the replacement process is troublesome, and the surface treatment method for the metal casting needs to be used.
Disclosure of Invention
The invention provides a surface treatment method of a metal casting, which solves the problems in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method of surface treatment of a metal casting comprising the steps of:
s1: preheating the casting, and then quenching;
s2: polishing the casting after quenching;
s3: cleaning the surface of the polished casting by using a cleaning device;
s4: and carrying out spraying treatment on the casting.
Preferably, the cleaning device comprises a cleaning tank, two first mounting plates are sequentially fixed on the inner wall of the cleaning tank from top to bottom, and cleaning mechanisms are mounted on the outer sides of the two first mounting plates;
the cleaning mechanism comprises a first rotating shaft which is rotatably inserted into the first mounting plate, a second mounting plate is fixed at one end of the first rotating shaft, a third mounting plate is fixed at one side of the second mounting plate, a plurality of driving rollers are sequentially rotatably inserted into the outer side of the third mounting plate along the length direction of the third mounting plate, brush sleeves are sleeved on the outer rings of the driving rollers, two clamping plates are symmetrically inserted into one end of the second mounting plate, which is far away from the third mounting plate, in a sliding manner, and arc-shaped grooves matched with the driving rollers in a clamping manner are formed in the two clamping plates;
be equipped with drive unit between first mounting panel and the second mounting panel for the second mounting panel can drive two cardboards and be close to each other or keep away from when rotating around first pivot.
Preferably, all install ring rail on the both sides inner wall in washing pond, electronic slider is installed in ring rail's the outside, fixture that is used for fixed work piece is installed in electronic slider's the outside, and ring rail passes between two sets of wiper mechanisms.
Preferably, the driving unit comprises a mounting groove which is formed in the second mounting plate and is in sliding sleeve connection with a clamping plate, a two-way screw is inserted into the mounting groove in a rotating mode, the two clamping plates are in threaded sleeve connection with the two-way screw, the top end of the two-way screw extends to the position above the second mounting plate and is fixed with a first bevel gear, a second bevel gear is meshed and connected with the outer side of the first bevel gear, a side plate for the second bevel gear to rotate and be inserted is fixed at the top end of the second mounting plate, a first gear is coaxially fixed on the outer ring of the first rotating shaft, a second gear is inserted into the outer side of the first mounting plate in a rotating mode and is connected with the first gear in a meshing mode, and a first chain transmission mechanism is arranged between the second gear and the second bevel gear.
Preferably, a first driving motor for driving one of the driving rollers to rotate is fixed on the outer side of the third mounting plate, a plurality of third gears are fixed on outer rings of the driving rollers, and the two adjacent third gears are in meshing connection.
Preferably, a second driving motor for driving the first rotating shaft to rotate is fixed on the outer side of the first mounting plate, and the first rotating shafts in the two groups of cleaning mechanisms are arranged in a staggered mode.
Preferably, the inside of wasing the pond rotates and is connected with the second pivot, the outside of second pivot is fixed with puts the thing board, it is used for supporting the supporting bench who puts the thing board to wash to be fixed with on the pond one side inner wall of keeping away from the second pivot, be equipped with second chain drive between second pivot and the first pivot that is arranged in the top wiper mechanism.
Preferably, the clamping mechanism comprises an electric telescopic rod fixed on the outer side of the electric sliding block, and a clamping plate is fixed at one end, far away from the electric sliding block, of the electric telescopic rod.
Preferably, a guide block is fixed on the outer side of the driving roller, and a guide groove matched with the guide block for sliding use is formed in the inner ring of the brush sleeve.
According to the cleaning device, the cleaning is carried out before spraying after polishing, so that the adhesion force of a spraying layer is improved, the cleaning device drives a workpiece to pass through two groups of cleaning mechanisms through the arranged electric sliding block, the annular guide rail and the clamping mechanism, the workpiece is cleaned through the rotating brush sleeve in the cleaning mechanism, the cleaning efficiency is high, meanwhile, the second driving motor can drive the brush sleeve to rotate to be in a vertical state, two clamping plates used for limiting and supporting the brush sleeve in the rotating process can be far away from each other, the driving roller and the brush sleeve can be conveniently and directly separated, the cleaning solution can be exposed from the top end of the brush sleeve when the brush sleeve is replaced, the cleaning solution can be discharged without emptying, and the mounting and dismounting of the brush sleeve are simpler and faster.
Drawings
FIG. 1 is a flow chart of the method of the present invention
FIG. 2 is a perspective view showing the overall structure of the cleaning apparatus of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a front sectional view of the cleaning apparatus of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is an enlarged view of the structure at C in FIG. 4;
FIG. 7 is a schematic view of the overall structure of the upper cleaning mechanism of the present invention;
FIG. 8 is a schematic view of the overall structure of the lower cleaning mechanism of the present invention;
FIG. 9 is a side sectional view of the brush roller of the present invention in a horizontal state;
FIG. 10 is a side sectional view of the brush roller of the present invention in an upright position;
FIG. 11 is a schematic view of a card board structure of the present invention.
In the figure: 1. a cleaning tank; 2. a first mounting plate; 3. a first rotating shaft; 4. a second mounting plate; 5. a third mounting plate; 6. a drive roller; 7. a brush cover; 8. clamping a plate; 9. an arc-shaped slot; 10. a splint; 11. mounting grooves; 12. a bidirectional screw; 13. a first bevel gear; 14. a second bevel gear; 15. a side plate; 16. a first gear; 17. a second gear; 18. a third gear; 19. an annular guide rail; 20. an electric slider; 21. a second rotating shaft; 22. a placement plate; 23. a support table; 24. an electric telescopic rod; 26. a first chain transmission mechanism; 27. a second chain transmission mechanism; 28. a second drive motor.
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.
Referring to fig. 1, a surface treatment method of a metal casting includes the steps of:
s1: preheating the casting, and then quenching;
s2: polishing the casting after quenching;
s3: cleaning the surface of the polished casting by using a cleaning device;
s4: and carrying out spraying treatment on the casting.
Referring to fig. 2-11, belt cleaning device is including wasing pond 1, wash on the inner wall of pond 1 from top to bottom be fixed with two first mounting panels 2 in proper order, two wiper mechanism is all installed in the outside of first mounting panel 2.
The wiper mechanism is including rotating the first pivot 3 of pegging graft in first mounting panel 2 inside, the one end of first pivot 3 is fixed with second mounting panel 4, one side of second mounting panel 4 is fixed with third mounting panel 5, the outside of third mounting panel 5 is followed its length direction and is rotated in proper order and is pegged graft and have a plurality of drive rollers 6, the outer lane of drive roller 6 is cup jointed brush cover 7, the outside of drive roller 6 is fixed with the guide block, the guide way that the cooperation guide block slided and uses is seted up to the inner circle of brush cover 7, and brush cover 7 can move along guide block and guide way, and the guide block and the guide way of joint make drive roller 6 can drive brush cover 7 and together rotate simultaneously, the one end symmetry slip that third mounting panel 5 was kept away from to second mounting panel 4 is pegged graft and is had two cardboards 8, two the inside arc 9 of cooperation drive roller 6 joint is seted up to cardboard 8, and two cardboards 8 set up relatively, and the cardboard 8 of bottom are used for supporting drive roller 6, and brush cover 7 is located the position department between cardboard 8 and the third mounting panel 5 simultaneously, prevents that the horizontal brush cover 7 during operation from moving along the guide of cardboard.
Furthermore, a driving unit is arranged between the first mounting plate 2 and the second mounting plate 4, so that the second mounting plate 4 can drive the two clamping plates 8 to approach or separate from each other when rotating around the first rotating shaft 3, the driving unit comprises a mounting groove 11 which is arranged inside the second mounting plate 4 and is sleeved with the clamping plate 8 in a sliding way, a bidirectional screw 12 is rotatably inserted in the mounting groove 11, the two clamping plates 8 are both in threaded sleeve joint with the bidirectional screw 12, because the two clamping plates 8 are sleeved with the mounting groove 11 in a sliding way, and the bidirectional screw 12 is sleeved with the clamping plates 8 in a threaded way, so that when the bidirectional screw 12 rotates, the two clamping plates 8 are driven to move away from or close to each other, the top end of the bidirectional screw 12 extends to the upper part of the second mounting plate 4 and is fixed with the first bevel gear 13, a second bevel gear 14 is engaged and connected with the outer side of the first bevel gear 13, a side plate 15 for the second bevel gear 14 to be rotatably inserted is fixed at the top end of the second mounting plate 4, a first gear 16 is coaxially fixed on the outer ring of the first rotating shaft 3, a second gear 17 is rotatably inserted on the outer side of the first mounting plate 2, and the first gear 16 is meshed with the second gear 17, a first chain transmission mechanism 26 is arranged between the second gear 17 and the second bevel gear 14, when the brush sleeve 7 needs to be replaced and maintained, the two second driving motors 28 respectively drive the two first rotating shafts 3 to rotate in the same direction, the first rotating shafts 3 drive the second mounting plates 4 to rotate, the driving roller 6 is vertical, the first gear 16 drives the second gear 17 to rotate in the rotating process of the first rotating shaft 3, the second gear 17 drives the second bevel gear 14 to rotate through the first chain transmission mechanism 26, and the second bevel gear 14 drives the bidirectional screw 12 to rotate through the first bevel gear 13.
Further, all install ring rail 19 on the both sides inner wall of washing pond 1, electric sliding block 20 is installed in ring rail 19's the outside, the fixture that is used for fixed work piece is installed in electric sliding block 20's the outside, and ring rail 19 passes between two sets of wiper mechanisms, fixture is including fixing the electric telescopic handle 24 in the electric sliding block 20 outside, electric telescopic handle 24 keeps away from the one end of electric sliding block 20 and is fixed with splint 10, and electric telescopic handle 24 drives splint 10 horizontal motion, can press from both sides the work piece tightly between two relative splint 10 to electric work piece moves along ring rail 19.
Furthermore, a first driving motor for driving one of the driving rollers 6 to rotate is fixed on the outer side of the third mounting plate 5, a plurality of third gears 18 are fixed on the outer rings of the driving rollers 6, and two adjacent third gears 18 are in meshed connection.
Furthermore, a second driving motor 28 for driving the first rotating shaft 3 to rotate is fixed on the outer side of the first mounting plate 2, and the first rotating shafts 3 in the two groups of cleaning mechanisms are arranged in a staggered manner.
Further, the inside of wasing pond 1 rotates and is connected with second pivot 21, the outside of second pivot 21 is fixed with puts the thing board 22, wash pond 1 and be fixed with the brace table 23 that is used for supporting to put thing board 22 on keeping away from one side inner wall of second pivot 21, be equipped with second chain drive 27 between second pivot 3 and the first pivot 3 that is arranged in the top wiper mechanism, during the material loading, can put the work piece on putting thing board 22, make things convenient for the material loading, when changing brush roller 7, second mounting panel 4 drives through second chain drive 27 and puts thing board 22 syntropy and rotate, prevents to put thing board 22 and influence the rotation of drive roller 6.
Further, first chain drive 26 includes the first sprocket with the coaxial fixed of second gear 17, with the coaxial fixed second sprocket of second bevel gear 14, the outer lane meshing of first sprocket and second sprocket is connected with same first chain, second chain drive includes the third sprocket of fixing in the second pivot 21 outside and fixes the fourth sprocket in the first pivot 3 outside, the meshing is connected with same second chain between third sprocket and the fourth sprocket.
The working principle is as follows: in use, when cleaning, a workpiece is placed on the object placing plate 22, and then when the electric slide 20 is moved to a position opposite to the workpiece, two electric telescopic rods 24 extend to clamp the workpiece between the two clamping plates 10, the electric slide block 20 drives the workpiece to move together into the cleaning pool 1, the workpiece passes through the space between the two groups of brush sleeves 7, the first driving motor drives the plurality of driving rollers 6 to rotate through the third gear 18, so as to drive the brush sleeves 7 to rotate together, the brush sleeves 7 scrub the workpiece, the workpiece moves for one circle around the annular guide rail 19 and returns to the object placing plate 22 again, thereby completing the brushing process, when the brush sleeve 7 needs to be replaced and maintained, the two second driving motors 28 respectively drive the two first rotating shafts 3 to rotate in the same direction, the first rotating shafts 3 drive the second mounting plates 4 to rotate, so that the driving roller 6 is vertical, the first rotating shaft 3 drives the second gear 17 to rotate through the first gear 16 during rotation, the second gear 17 drives the second bevel gear 14 to rotate through the first chain transmission mechanism 26, the second bevel gear 14 drives the two-way screw 12 to rotate through the first bevel gear 13, because the two clamping plates 8 are sleeved with the mounting groove 11 in a sliding way, and the bidirectional screw 12 is sleeved with the clamping plates 8 in a threaded way, therefore, when the bidirectional screw 12 rotates, the two clamping plates 8 are driven to be away from each other, when the driving roller 6 is in a vertical state, the distance between the two clamping plates 8 can be penetrated by the brush sleeve 7, when the brush sleeve 7 is replaced, the brush sleeve 7 is directly pulled out from the driving roller 6, after the replacement is finished, the second driving motor 28 rotates reversely, the two clamping plates 8 approach each other, finally the driving roller 6 is clamped in the clamping groove between the two clamping plates 8, the brush sleeve 7 can be prevented from moving horizontally and separating from the driving roller 6 when rotating while supporting the driving roller 6; when the second mounting plate 4 rotates, the second chain transmission mechanism 27 drives the object placing plate 22 to rotate in the same direction, so that the object placing plate 22 is prevented from influencing the rotation of the driving roller 6, and meanwhile, the end part of the driving roller 6 is exposed, and the brush sleeve 7 is convenient to replace; the device is through the electronic slider 20 that sets up, ring rail 19 and fixture drive the work piece through two sets of wiper mechanisms, it is clean to the work piece through pivoted brush cover 7 among the wiper mechanism, it is clean efficient, second driving motor 28 can drive brush cover 7 and rotate and be vertical state simultaneously, and two cardboard 8 that the pivoted in-process is used for the restriction and supports brush cover 7 can keep away from each other, make things convenient for direct separation drive roller 6 and brush cover 7, its top can expose the cleaning solution when changing brush cover 7 simultaneously, do not need the evacuation cleaning solution to realize, make brush cover 7's installation and dismantlement more simple and convenient and swift.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. A surface treatment method of a metal casting is characterized by comprising the following steps:
s1: preheating the casting, and then quenching;
s2: polishing the casting after quenching;
s3: cleaning the surface of the polished casting by using a cleaning device;
s4: and carrying out spraying treatment on the casting.
2. A surface treatment method for metal castings according to claim 1, characterized in that the cleaning device comprises a cleaning tank (1), two first mounting plates (2) are sequentially fixed on the inner wall of the cleaning tank (1) from top to bottom, and cleaning mechanisms are respectively mounted on the outer sides of the two first mounting plates (2);
the cleaning mechanism comprises a first rotating shaft (3) which is rotatably inserted into a first mounting plate (2), a second mounting plate (4) is fixed at one end of the first rotating shaft (3), a third mounting plate (5) is fixed at one side of the second mounting plate (4), a plurality of driving rollers (6) are sequentially rotatably inserted into the outer side of the third mounting plate (5) along the length direction of the third mounting plate in a rotating mode, a brush sleeve (7) is sleeved on the outer ring of each driving roller (6), two clamping plates (8) are symmetrically inserted into one end, far away from the third mounting plate (5), of the second mounting plate (4) in a sliding mode, and arc-shaped grooves (9) matched with the driving rollers (6) in a clamping mode are formed in the two clamping plates (8);
a driving unit is arranged between the first mounting plate (2) and the second mounting plate (4), so that the second mounting plate (4) can drive the two clamping plates (8) to approach or separate from each other when rotating around the first rotating shaft (3);
all install ring rail (19) on the both sides inner wall of washing pond (1), electronic slider (20) are installed in the outside of ring rail (19), fixture that is used for fixed work piece is installed in the outside of electronic slider (20), and ring rail (19) pass between two sets of wiper mechanisms.
3. A surface treatment method for metal castings according to claim 2, characterized in that the driving unit includes a mounting groove (11) formed in the second mounting plate (4) and slidably sleeved with a clamping plate (8), a bidirectional screw (12) is rotatably inserted into the mounting groove (11), both of the clamping plates (8) are threadedly sleeved with the bidirectional screw (12), the top end of the bidirectional screw (12) extends above the second mounting plate (4) and is fixed with a first bevel gear (13), the outer side of the first bevel gear (13) is engaged and connected with a second bevel gear (14), the top end of the second mounting plate (4) is fixed with a side plate (15) for rotatably inserting the bevel gear (14), the outer ring of the first rotating shaft (3) is coaxially fixed with a first gear (16), the outer side of the first mounting plate (2) is rotatably inserted and connected with a second bevel gear (17), the first gear (16) is engaged and connected with the second bevel gear (17), and a first chain transmission mechanism (26) is arranged between the second gear (17) and the second bevel gear (14).
4. A surface treatment method for metal castings according to claim 3, characterized in that a first driving motor for driving one of the driving rollers (6) to rotate is fixed on the outer side of the third mounting plate (5), third gears (18) are fixed on the outer rings of a plurality of the driving rollers (6), and two adjacent third gears (18) are in meshed connection.
5. A surface treatment method for metal castings according to claim 4, characterized in that a second driving motor (28) for driving the first rotating shaft (3) to rotate is fixed on the outer side of the first mounting plate (2), and the first rotating shafts (3) in the two groups of cleaning mechanisms are arranged in a staggered manner.
6. A surface treatment method for metal castings according to claim 5, characterized in that a second rotating shaft (21) is rotatably connected to the inside of the cleaning tank (1), a storage plate (22) is fixed to the outer side of the second rotating shaft (21), a supporting platform (23) for supporting the storage plate (22) is fixed to the inner wall of one side of the cleaning tank (1) far away from the second rotating shaft (21), and a second chain transmission mechanism (27) is arranged between the second rotating shaft (21) and the first rotating shaft (3) in the upper cleaning mechanism.
7. A surface treatment method for metal castings according to claim 1, characterized in that the clamping mechanism comprises an electric telescopic rod (24) fixed outside the electric slide (20), and a clamping plate (10) is fixed at one end of the electric telescopic rod (24) far away from the electric slide (20).
8. A surface treatment method for metal castings according to claim 1, characterized in that a guide block is fixed to the outside of the drive roller (6), and a guide groove for sliding use in cooperation with the guide block is opened in the inner ring of the brush housing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210709942.1A CN115198281B (en) | 2022-06-22 | 2022-06-22 | Surface treatment method for metal castings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210709942.1A CN115198281B (en) | 2022-06-22 | 2022-06-22 | Surface treatment method for metal castings |
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| Publication Number | Publication Date |
|---|---|
| CN115198281A true CN115198281A (en) | 2022-10-18 |
| CN115198281B CN115198281B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210709942.1A Active CN115198281B (en) | 2022-06-22 | 2022-06-22 | Surface treatment method for metal castings |
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| CN110977354A (en) * | 2019-12-20 | 2020-04-10 | 房县诚信汽配有限责任公司 | Production process of fuel tank hoop |
| CN210995600U (en) * | 2019-09-29 | 2020-07-14 | 柳州市旭平首饰有限公司 | Ultrasonic wave ornaments paraffin removal device |
| CN213051681U (en) * | 2020-07-29 | 2021-04-27 | 苏州康贝尔电子设备有限公司 | Front and back surface cleaning device |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050108847A1 (en) * | 2003-08-25 | 2005-05-26 | Hannes Fehring | Method and apparatus for cleaning sails |
| CN105950957A (en) * | 2016-04-28 | 2016-09-21 | 宁国市开源电力耐磨材料有限公司 | High-chromium abrasion-resistant casting and preparation process thereof |
| CN106624659A (en) * | 2017-01-13 | 2017-05-10 | 大楚神驰车轮股份有限公司 | Manufacturing technology for automobile wheel steel ring |
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| Publication number | Publication date |
|---|---|
| CN115198281B (en) | 2024-02-02 |
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