CN113083561A - Automobile hub coating process - Google Patents
Automobile hub coating process Download PDFInfo
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- CN113083561A CN113083561A CN202110384564.XA CN202110384564A CN113083561A CN 113083561 A CN113083561 A CN 113083561A CN 202110384564 A CN202110384564 A CN 202110384564A CN 113083561 A CN113083561 A CN 113083561A
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- 238000000576 coating method Methods 0.000 title claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 140
- 238000005507 spraying Methods 0.000 claims abstract description 134
- 239000011248 coating agent Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 28
- 239000000843 powder Substances 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000005498 polishing Methods 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 4
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 238000007592 spray painting technique Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0228—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the movement of the objects being rotative
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
- B05B13/0645—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies the hollow bodies being rotated during treatment operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Spray Control Apparatus (AREA)
Abstract
The invention relates to an automobile hub coating process, which adopts an automobile hub coating device, wherein the automobile hub coating device comprises a base, a side spraying mechanism, a top spraying mechanism, an inner spraying mechanism, a driving mechanism and a clamping mechanism, the side spraying mechanism is arranged in the middle of the upper end surface of the base, the top spraying mechanism is symmetrically arranged at the upper end of the side spraying mechanism in the left-right direction, the inner spraying mechanism is symmetrically arranged at the upper end surface of the base in the left-right direction, the driving mechanism is arranged on the upper end surface of the base and positioned on the opposite side of the inner spraying mechanism, and the clamping mechanism is arranged on the left side and the right side of the upper end; the invention can solve the problems existing in the prior art in the process of coating treatment of the hub: the efficiency of spraying the hub is low, and the effect of spraying the hub is poor; the middle part of the upper end surface on the outer side of the hub is sprayed more, and the part far away from the middle part is sprayed less, so that the problems of uniform spraying effect on the hub and the like are solved.
Description
Technical Field
The invention relates to the field of hub processing, in particular to a coating process for an automobile hub.
Background
The hub is a rotating part of a wheel core, wherein the wheel core is connected with the inner profile steel of the tire through a stand column, namely a metal part which supports the center of the tire and is arranged on a shaft. With the development of society, more and more people buy vehicles, and each vehicle is provided with a hub which is indispensable, so that a large number of hub manufacturing enterprises are available in the existing market, the hub is generally required to be coated after casting and forming, the coating process comprises base powder spraying operation which is used for protecting a metal base layer, increasing the corrosion resistance, increasing the surface adhesion and the like, and the base powder spraying operation on the hub is particularly important;
however, the prior art generally has the following problems in the process of coating the hub:
1. in the prior art, only one hub can be sprayed at one time, so that the efficiency of spraying the hub is low, the corners of the hub are difficult to be effectively sprayed, and the effect of spraying the hub is reduced;
2. when the upper end of the outer side of the hub is sprayed, the position of a material spraying gun is usually fixed in the prior art, and then the hub is driven to rotate, so that the middle of the upper end face of the outer side of the hub is sprayed more, the part far away from the middle is sprayed less, and the uniform effect of spraying the hub is reduced.
Disclosure of Invention
In order to solve the problems, the invention provides an automobile hub coating process, which adopts the following automobile hub coating device, wherein the automobile hub coating device comprises a base, a side spraying mechanism, a top spraying mechanism, an inner spraying mechanism, a driving mechanism and a clamping mechanism, the side spraying mechanism is arranged in the middle of the upper end surface of the base, the top spraying mechanism is symmetrically arranged at the upper end of the side spraying mechanism in a bilateral mode, the inner spraying mechanism is symmetrically arranged at the upper end surface of the base in a bilateral mode, the driving mechanism is arranged on the opposite sides of the inner spraying mechanism on the upper end surface of the base, and the clamping mechanisms are arranged on the left side and the right side of the upper end of the driving mechanism, wherein:
the side spraying mechanism comprises a rotating column, an incomplete gear, a transmission rack, a driving cylinder, a triangular seat, a supporting plate, a first spraying gun, a mounting transverse plate, a double-shaft motor and a transmission lead screw, wherein the rotating column is arranged in the middle of the upper end surface of the base in a rotating fit manner, the incomplete gear is arranged at the lower end of the outer side surface of the rotating column, the transmission rack is arranged on the right side of the incomplete gear in a meshing manner, the driving cylinder is arranged at the front end of the transmission rack, the driving cylinder is mounted on the upper end surface of the base through a cylinder seat, the triangular seat is arranged at the upper end of the rotating column, the triangular seat is also arranged at the upper end of the triangular seat through the supporting plate, the triangular seats at the upper side and the lower side are symmetrically arranged, the first spraying gun is arranged on the inclined plane of the triangular seat at the upper side and on the left, a double-shaft motor is transversely arranged in the motor groove, output shafts on the left side and the right side of the double-shaft motor penetrate through the triangular seat and are provided with transmission lead screws, the transmission lead screws are arranged between the left side wall and the right side wall of the cross groove in a rotating fit mode, the thread directions of the transmission lead screws on the left side and the right side are arranged in a reverse mode, and the transmission lead screws are connected with the top spraying mechanism in a thread fit mode;
the top spraying mechanism comprises a cross plate, a rotating block, a second material spraying gun, a connecting plate, a bidirectional cylinder and a supporting block, the cross plate is arranged on the outer side surface of the transmission screw rod and positioned in the cross groove in a threaded fit mode, a rectangular through groove is formed between the upper side surface and the lower side surface of the front side and the lower side surface of the cross plate, the rotating block is arranged between the left side wall and the right side wall of the rectangular through groove through a pin shaft, the second material spraying gun is arranged at the lower ends of the rotating block and the cross plate, an arc-shaped groove is formed in the upper end of the rotating block, the connecting plate is arranged between the left side wall and the right side;
when the automobile hub coating device is used for coating the automobile hub, the method comprises the following steps:
s1, pretreatment: firstly, casting a wheel hub, then sequentially polishing, cleaning, surface conditioning and zirconizing the cast wheel hub, and finally cleaning the wheel hub again to finish pretreatment;
s2, device check: before starting the wheel hub coating device, carrying out routine inspection on the device before operation;
s3, spraying base powder: the hubs processed in the step S1 are sequentially placed at the upper end of the clamping mechanism, then the side spraying mechanism can drive the top spraying mechanism to rotate ninety degrees to the position right above the hubs, then the driving mechanism can drive the hubs to rotate through the clamping mechanism, and at the moment, the top spraying mechanism, the side spraying mechanism and the inner spraying mechanism can spray bottom powder to the hubs;
s4, baking and grinding: taking out the hub processed in the step S3, baking the hub to enable the base powder to be effectively attached to the surface of the hub, and then polishing the surface of the hub;
s5, spray painting and baking: and (4) sequentially performing paint spraying treatment and baking treatment on the hub processed in the step (S4), thereby finishing coating the hub.
As a preferred technical scheme, the inner spraying mechanism comprises a support vertical plate, a support transverse plate, a third material spraying gun and a fourth material spraying gun, the support vertical plates are symmetrically arranged on the left side and the right side of the upper end surface of the base, the support transverse plates are arranged on opposite sides of the support vertical plate, a circular through hole is formed between the upper side surface and the lower side surface of each support transverse plate, the upper end of the driving mechanism is located in the circular through hole, the third material spraying gun is arranged on the opposite side of the support vertical plate and the left side of the upper end surface of the support transverse plate, and the fourth material spraying gun is symmetrically and obliquely arranged on the opposite sides of the.
As a preferred technical scheme of the invention, the driving mechanism comprises rotating rods, a driving motor, transmission chain wheels and transmission chains, the rotating rods are arranged in the circular through holes of the supporting transverse plate through bearings, the upper ends of the rotating rods penetrate through the circular through holes and are connected with the clamping mechanism, the lower end of the rotating rod on the left side is arranged on the upper end surface of the base through a rotating fit, the lower end of the rotating rod on the right side is provided with the driving motor, the driving motor is arranged on the upper end surface of the base through a motor base, the transmission chain wheels are arranged on the lower end of the outer side surface of the rotating rod above the driving motor.
As a preferable technical scheme of the invention, the clamping mechanism comprises a T-shaped circular table, a driven block, a prying plate and a reset pressure spring, the driven plate, set-square one, set-square two, grip block and extension spring that resets, the actuating mechanism upper end all is provided with T shape round platform, the mounting groove has been seted up to the inside bilateral symmetry of T shape round platform, dorsal part all is provided with the driven block through sliding fit from top to bottom in the mounting groove, it is provided with the sled board through the round pin axle to lie in the driven block downside between the lateral wall around in the mounting groove, sled board dorsal part below is provided with the compression spring that resets, it is provided with the driven plate through sliding fit from top to bottom to lie in sled board opposite side top in the mounting groove, the driven plate upper end all is provided with set-square one, lie in set-square one looks dorsal part all be provided with rather than corresponding set-square two in the mounting groove, set-square two looks opposite side.
As a preferred technical scheme of the invention, the back side surfaces of the clamping plates are provided with anti-skid layers made of rubber materials; when the hub is clamped from inside to outside by the clamping plate, the protective layer can increase the friction force between the clamping plate and the hub, so that the situation that the hub cannot rotate along with the clamping plate due to insufficient friction force between the hub and the clamping plate when the hub is driven to rotate by the clamping plate can be avoided.
As a preferable technical scheme of the invention, the teeth on the outer side surface of the incomplete gear are arranged by ninety degrees; when the top spraying mechanism is in the vertical state, the hub can be placed conveniently and the hub after spraying can be taken out conveniently, and when the top spraying mechanism is in the horizontal state, the top spraying mechanism can spray the hub.
The invention has the beneficial effects that:
the invention can solve the following problems in the coating treatment process of the hub in the prior art: a. in the prior art, only one hub can be sprayed at one time, so that the efficiency of spraying the hub is low, the corners of the hub are difficult to be effectively sprayed, and the effect of spraying the hub is reduced; b. in the prior art, when the upper end of the outer side of the hub is sprayed, the position of a material spraying gun is usually fixed, and then the hub is driven to rotate, so that the middle of the upper end surface of the outer side of the hub is sprayed more, the parts far away from the middle are sprayed less, and the uniform effect of spraying the hub is reduced;
the side spraying mechanism can be used for uniformly spraying the outer side surfaces of the two hubs at the same time, so that the efficiency of spraying the hubs is improved compared with the prior art that only one hub can be sprayed at one time, and the material spraying gun on the inclined plane of the triangular seat can be used for spraying the corners of the hubs, so that the effect of spraying the hubs is improved;
the spraying mechanism can uniformly spray the upper end surface of the outer side of the hub, the uniformity of spraying the upper end surface of the outer side of the hub is improved compared with the spraying of the upper end surface of the outer side of the hub in the prior art, and the applicability of the spraying mechanism is improved by adjusting the angle of the material spraying gun through the bidirectional air cylinder.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural diagram of the base, the side spraying mechanism and the top spraying mechanism of the present invention;
FIG. 4 is a schematic structural diagram of the top spraying mechanism, a triangular seat, a mounting transverse plate, a double-shaft motor and a transmission screw rod;
FIG. 5 is a schematic structural view of the internal spraying mechanism, the driving mechanism and the clamping mechanism of the present invention;
FIG. 6 is a schematic view of the clamping mechanism of the present invention;
fig. 7 is a schematic view of the structure between the present invention and the hub.
In the figure, 1, a base; 2. a side spraying mechanism; 3. a top spraying mechanism; 4. an internal spraying mechanism; 5. a drive mechanism; 6. a clamping mechanism; 20. rotating the column; 21. an incomplete gear; 22. a drive rack; 23. a driving cylinder; 24. a triangular base; 25. a support plate; 26. a first material spraying gun; 27. installing a transverse plate; 28. a double-shaft motor; 29. a drive screw; 30. a cross plate; 31. rotating the block; 32. a second material spraying gun; 33. a connecting plate; 34. a bidirectional cylinder; 35. a support block; 40. a support vertical plate; 41. supporting the transverse plate; 42. a third material spraying gun; 43. a fourth material spraying gun; 50. rotating the rod; 51. a drive motor; 52. a drive sprocket; 53. a drive chain; 60. a T-shaped circular truncated cone; 61. a driven block; 62. prying a plate; 63. resetting the pressure spring; 64. a driven plate; 65. a first triangular block; 66. a second triangular block; 67. a clamping plate; 68. and a return tension spring.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, the automobile hub coating process adopts an automobile hub coating device, the automobile hub coating device comprises a base 1, a side spraying mechanism 2, a top spraying mechanism 3, an inner spraying mechanism 4, a driving mechanism 5 and a clamping mechanism 6, the side spraying mechanism 2 is arranged in the middle of the upper end face of the base 1, the top spraying mechanism 3 is symmetrically arranged at the upper end of the side spraying mechanism 2 in the left-right direction, the inner spraying mechanism 4 is symmetrically arranged at the upper end face of the base 1 in the left-right direction, the driving mechanism 5 is arranged on the upper end face of the base 1 and on the opposite side of the inner spraying mechanism 4, and the clamping mechanism 6 is arranged on the left side and the right side of the upper end of the driving mechanism 5;
when the hub bottom powder spraying device works, bottom powder spraying treatment can be simultaneously carried out on the inner side surface and the outer side surface of the hub; at first place wheel hub in proper order in fixture 6 upper end, fixture 6 can carry out the centre gripping from inside to outside to it when carrying out the bearing to wheel hub this moment, then the side spouts mechanism 2 can drive the top and spouts mechanism 3 and carry out ninety degrees rotations, thereby make the top spout the mechanism 3 and can be located wheel hub directly over, later actuating mechanism 5 can drive wheel hub through fixture 6 and rotate, the side is spouted mechanism 2 and can be sprayed wheel hub's lateral surface this moment, the top spouts mechanism 3 and can carry out the spraying to wheel hub's up end, interior spouting mechanism 4 can carry out the spraying to wheel hub's medial surface, thereby improved the efficiency that the wheel hub carries out the spraying, after accomplishing wheel hub's bottom powder spraying operation, drive the top through the side and spout mechanism 3 and carry out ninety degrees rotations once more through the side, then will accomplish wheel hub after the spraying upwards takes out in proper order.
The clamping mechanism 6 comprises a T-shaped circular table 60, a driven block 61, a prying plate 62, a resetting pressure spring 63, a driven plate 64, a first triangular block 65, a second triangular block 66, a clamping plate 67 and a resetting tension spring 68, the upper end of the driving mechanism 5 is provided with the T-shaped circular table 60, mounting grooves are symmetrically formed in the T-shaped circular table 60 in the left and right directions, the driven block 61 is arranged on the back side in each mounting groove in a vertically sliding fit manner, the prying plate 62 is arranged on the lower side of the driven block 61 between the front side wall and the rear side wall in each mounting groove through a pin shaft, the resetting pressure spring 63 is arranged below the opposite side of the prying plate 62, the driven plate 64 is arranged above the opposite side of the prying plate 62 in each mounting groove in a vertically sliding fit manner, the first triangular block 65 is arranged on the upper end of each driven plate 64, the second triangular block 66 corresponding to the first, the anti-slip layer made of rubber is arranged on the opposite side surfaces of the clamping plate 67, and the opposite side surfaces of the upper end of the clamping plate 67 are connected with the wall of the mounting groove through a reset tension spring 68;
during specific work, the clamping mechanism 6 can support the hub and clamp the hub from inside to outside; firstly, hubs are sequentially placed at the upper ends of the T-shaped circular truncated cones 60, the T-shaped circular truncated cones 60 can support the hubs, meanwhile, the hubs drive the driven blocks 61 to move downwards, so that the driven blocks 61 can drive the driven plates 64 and the triangular blocks 65 to move upwards through the prying plates 62, the triangular blocks 66 can drive the clamping plates 67 to move back to back under the action of the triangular blocks 65, the clamping plates 67 can clamp the hubs from inside to outside, at the moment, the protective layers can increase the friction force between the clamping plates 67 and the hubs, and therefore when the clamping plates 67 drive the hubs to rotate, the hubs cannot rotate together with the clamping plates 67 due to insufficient friction force between the hubs and the clamping plates 67; when the hub is taken out upwards, the knocking plate is reset under the action of the first resetting pressure spring 63, so that the driven block 61, the driven plate 64 and the first triangular block 65 can also be reset, and the clamping plate 67 drives the second triangular block 66 to reset towards the opposite side under the action of the resetting tension spring 68.
The side spraying mechanism 2 comprises a rotating column 20, an incomplete gear 21, a transmission rack 22, a driving cylinder 23, a triangular seat 24, a support plate 25, a first spraying gun 26, a mounting transverse plate 27, a double-shaft motor 28 and a transmission lead screw 29, wherein the rotating column 20 is arranged in the middle of the upper end surface of the base 1 in a rotating fit manner, the incomplete gear 21 is arranged at the lower end of the outer side surface of the rotating column 20, teeth on the outer side surface of the incomplete gear 21 are arranged at ninety degrees, the transmission rack 22 is arranged on the right side of the incomplete gear 21 in a meshing manner, the driving cylinder 23 is arranged at the front end of the transmission rack 22, the driving cylinder 23 is arranged on the upper end surface of the base 1 through a cylinder seat, the triangular seat 24 is arranged at the upper end of the rotating column 20, the triangular seat 24 is also arranged at the upper end of the triangular seat 24 through the support plate 25, the triangular seats 24 at the upper, the left end and the right end of the upper triangular seat 24 are symmetrically provided with mounting transverse plates 27, cross grooves are transversely formed in the mounting transverse plates 27, motor grooves are formed in the upper ends of the upper triangular seat 24, a double-shaft motor 28 is transversely arranged in the motor grooves, output shafts on the left side and the right side of the double-shaft motor 28 penetrate through the triangular seat 24 and are provided with transmission lead screws 29, the transmission lead screws 29 are mounted between the left side wall and the right side wall of the cross grooves in a rotating fit mode, the thread directions of the transmission lead screws 29 on the left side and the right side are in reverse arrangement, and the transmission lead screws 29 are;
during specific work, the side spraying mechanism 2 can drive the top spraying mechanism 3 to rotate ninety degrees and can also perform spraying operation on the outer side face of the hub; after the clamping mechanism 6 finishes clamping and fixing the hub, the driving cylinder 23 can drive the transmission rack 22 to move backwards, so that the rack can drive the incomplete gear to rotate clockwise by ninety degrees, the rotating column 20 can drive the top spraying mechanism 3 to rotate through the triangular seat 24, the supporting plate 25 and the mounting transverse plate 27, the top spraying mechanism 3 can be positioned right above the hub after rotating, when the driving mechanism 5 drives the hub to rotate through the clamping mechanism 6, the first spraying gun 26 on the supporting plate 25 can spray the outer side face of the hub, and the first spraying gun 26 on the triangular seat 24 can spray the vertical parts at the upper end and the lower end of the hub, so that the efficiency of spraying the hub is improved; after finishing the spraying to wheel hub, drive actuating cylinder 23 and promote driving rack 22 and move forward for incomplete gear 21 can carry out anticlockwise ninety degrees under driving rack 22 and rotate, thereby make and rotate post 20 and can drive installation diaphragm 27 and top spraying mechanism 3 through trigonometry 24 and backup pad 25 and rotate to vertical state, will finish the wheel hub after the spraying upwards to take out at last.
The driving mechanism 5 comprises a rotating rod 50, a driving motor 51, a transmission chain wheel 52 and a transmission chain 53, the rotating rods 50 are arranged in circular through holes of the supporting transverse plate 41 through bearings, the upper ends of the rotating rods 50 penetrate through the circular through holes to be connected with the clamping mechanism 6, the lower end of the rotating rod 50 on the left side is arranged on the upper end face of the base 1 through a rotating fit, the lower end of the rotating rod 50 on the right side is provided with the driving motor 51, the driving motor 51 is arranged on the upper end face of the base 1 through a motor base, the transmission chain wheel 52 is arranged on the lower end of the outer side face of the rotating rod 50 above the driving motor;
when the clamping mechanism 6 works, the driving mechanism 5 can drive the wheel hub to rotate through the clamping mechanism 6; when the hub needs to be sprayed, the output shaft of the driving motor 51 rotates to drive the right rotating rod 50 and the right transmission chain wheel 52 to rotate, the right transmission chain wheel 52 rotates to drive the left transmission chain wheel 52 and the left rotating rod 50 to rotate through the transmission chain 53, the rotating rod 50 can drive the clamping mechanism 6 and the hub which are located at the upper end of the rotating rod to rotate, the hub is driven to rotate to enable the hub side spraying mechanism 2, the top spraying mechanism 3 and the inner spraying mechanism 4 to spray the inner side and the outer side of the hub simultaneously, and the hub in the rotating process can be sprayed more uniformly and effectively.
The top spraying mechanism 3 comprises a cross plate 30, a rotating block 31, a second material spraying gun 32, a connecting plate 33, a bidirectional cylinder 34 and a supporting block 35, the cross plate 30 is arranged on the outer side surface of the transmission screw 29 in the cross groove in a threaded fit manner, a rectangular through groove is formed between the upper side surface and the lower side surface of the front side and the rear side of the cross plate 30, the rotating block 31 is arranged between the left side wall and the right side wall of the rectangular through groove through a pin shaft, the second material spraying gun 32 is arranged at the lower ends of the rotating block 31 and the cross plate 30, an arc-shaped groove is formed in the upper end of the rotating block 31, the connecting plate 33 is arranged between the left side wall and the right side wall of the arc-shaped groove through a pin shaft;
during specific work, the top spraying mechanism 3 can spray the upper end of the hub; when the hub needs to be sprayed, the output shaft of the double-shaft motor 28 rotates to drive the transmission screw 29 to rotate, the transmission screw 29 rotates to drive the cross plate 30 to move towards the opposite side simultaneously, the spray gun II 32 positioned at the lower end of the cross plate 30 and the lower end of the rotating block 31 can spray the hub when the cross plate 30 moves, the cross plate 30 moves when the hub rotates to enable the outer upper end face of the hub to be sprayed more uniformly, and when the shape of the upper end of the hub is different, the bidirectional cylinder 34 can drive the rotating block 31 to rotate towards the opposite side or the opposite side through the connecting plate 33, so that the angle of the spray gun II 32 positioned at the lower side of the rotating block 31 can be adjusted, and the applicability of the invention is improved.
The inner spraying mechanism 4 comprises a supporting vertical plate 40, a supporting transverse plate 41, a third material spraying gun 42 and a fourth material spraying gun 43, the supporting vertical plates 40 are symmetrically arranged on the left side and the right side of the upper end surface of the base 1, the supporting transverse plates 41 are arranged on the opposite sides of the supporting vertical plate 40, circular through holes are formed between the upper side surface and the lower side surface of each supporting transverse plate 41, the upper end of the driving mechanism 5 is located in each circular through hole, the third material spraying gun 42 is arranged on the opposite side of the supporting vertical plate 40 and on the left side of the upper end surface of each supporting transverse plate 41, and the fourth material spraying gun 43 is symmetrically and obliquely arranged on the opposite sides;
when the rotating rod 50 rotates, the supporting transverse plate 41 can limit the upper end of the rotating rod 50, so that the stability of the rotating rod 50 when the rotating rod 50 rotates is increased, and the supporting transverse plate 41 can limit the rotating rod 41 when the rotating rod 50 rotates, therefore, the supporting transverse plate 41 is prevented from being in a cantilever beam structure, and the stability of the supporting transverse plate 41 after installation is improved.
When the automobile hub coating device is used for coating the automobile hub, the method comprises the following steps:
s1, pretreatment: firstly, casting a wheel hub, then sequentially polishing, cleaning, surface conditioning and zirconizing the cast wheel hub, and finally cleaning the wheel hub again to finish pretreatment;
s2, device check: before starting the wheel hub coating device, carrying out routine inspection on the device before operation;
s3, spraying base powder: the hubs processed in the step S1 are sequentially placed on the upper end of the clamping mechanism 6, then the side spraying mechanism 2 can drive the top spraying mechanism 3 to rotate ninety degrees to a position right above the hubs, then the driving mechanism 5 can drive the hubs to rotate through the clamping mechanism 6, and at the moment, the top spraying mechanism 3, the side spraying mechanism 2 and the inner spraying mechanism 4 can spray bottom powder to the hubs;
s4, baking and grinding: taking out the hub processed in the step S3, baking the hub to enable the base powder to be effectively attached to the surface of the hub, and then polishing the surface of the hub;
s5, spray painting and baking: and (4) sequentially performing paint spraying treatment and baking treatment on the hub processed in the step (S4), thereby finishing coating the hub.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an automobile wheel hub coating technology, this automobile wheel hub coating technology adopts following automobile wheel hub coating device, and this automobile wheel hub coating device includes base (1), side spouts mechanism (2), top spouts mechanism (3), interior mechanism (4), actuating mechanism (5) and fixture (6), its characterized in that of spouting: base (1) up end middle part be provided with the side and spout mechanism (2), the side is spouted mechanism (2) upper end bilateral symmetry and is provided with the top and spout mechanism (3), base (1) up end bilateral symmetry is provided with interior mechanism (4) of spouting, and the back of the body side that lies in interior mechanism (4) of spouting on base (1) up end is provided with actuating mechanism (5), the actuating mechanism (5) upper end left and right sides all is provided with fixture (6), wherein:
the side spraying mechanism (2) comprises a rotating column (20), an incomplete gear (21), a transmission rack (22), a driving cylinder (23), a triangular seat (24), a supporting plate (25), a first material spraying gun (26), a mounting transverse plate (27), a double-shaft motor (28) and a transmission lead screw (29), wherein the rotating column (20) is arranged in the middle of the upper end face of the base (1) in a rotating fit mode, the incomplete gear (21) is arranged at the lower end of the outer side face of the rotating column (20), the transmission rack (22) is arranged on the right side of the incomplete gear (21) in a meshing mode, the driving cylinder (23) is arranged at the front end of the transmission rack (22), the driving cylinder (23) is arranged on the upper end face of the base (1) through a cylinder seat, the triangular seat (24) is arranged at the upper end of the rotating column (20), and the triangular, the triangular seats (24) on the upper side and the lower side are symmetrically arranged, the material spraying guns (26) are arranged on the inclined planes of the triangular seats (24) and the left side and the right side of the supporting plate (25), the mounting transverse plates (27) are symmetrically arranged at the left end and the right end of the upper triangular seat (24), cross grooves are transversely formed in the mounting transverse plates (27), motor grooves are formed in the upper ends of the upper triangular seats (24), double-shaft motors (28) are transversely arranged in the motor grooves, output shafts of the left side and the right side of each double-shaft motor (28) penetrate through the triangular seats (24) and are provided with transmission lead screws (29), the transmission lead screws (29) are arranged between the left side wall and the right side wall of each cross groove in a rotating fit mode, the thread directions of the transmission lead screws (29) on the left side and the right side are reversely arranged;
the top spraying mechanism (3) comprises a cross plate (30), a rotating block (31), a second spraying gun (32), a connecting plate (33), a bidirectional cylinder (34) and a supporting block (35), the outer side surface of a transmission lead screw (29) is positioned in the cross groove, the cross plate (30) is arranged in the cross groove in a threaded fit mode, a rectangular through groove is formed between the upper side surface and the lower side surface of the front side and the lower side surface of the cross plate (30), the rotating block (31) is arranged between the left side wall and the right side wall of the rectangular through groove through a pin shaft, the second spraying gun (32) is arranged at the lower ends of the rotating block (31) and the cross plate (30), an arc-shaped groove is formed in the upper end of the rotating block (31), the connecting plate (33) is arranged between the left side wall and the right side wall of the arc-shaped groove through a pin shaft;
when the automobile hub coating device is used for coating the automobile hub, the method comprises the following steps:
s1, pretreatment: firstly, casting a wheel hub, then sequentially polishing, cleaning, surface conditioning and zirconizing the cast wheel hub, and finally cleaning the wheel hub again to finish pretreatment;
s2, device check: before starting the wheel hub coating device, carrying out routine inspection on the device before operation;
s3, spraying base powder: the hubs processed in the step S1 are sequentially placed at the upper end of the clamping mechanism (6), then the side spraying mechanism (2) can drive the top spraying mechanism (3) to rotate ninety degrees to the position right above the hubs, then the driving mechanism (5) can drive the hubs to rotate through the clamping mechanism (6), and at the moment, the top spraying mechanism (3), the side spraying mechanism (2) and the inner spraying mechanism (4) can spray bottom powder to the hubs;
s4, baking and grinding: taking out the hub processed in the step S3, baking the hub to enable the base powder to be effectively attached to the surface of the hub, and then polishing the surface of the hub;
s5, spray painting and baking: and (4) sequentially performing paint spraying treatment and baking treatment on the hub processed in the step (S4), thereby finishing coating the hub.
2. The automobile hub coating process according to claim 1, characterized in that: interior spout mechanism (4) including supporting riser (40), support diaphragm (41), spout three (42) of material rifle and spout four (43) of material rifle, base (1) up end left and right sides symmetry is provided with supports riser (40), the side of carrying on the back of the body of support riser (40) all is provided with supports diaphragm (41), and all seted up circular through-hole between the upper and lower side of support diaphragm (41), and actuating mechanism (5) upper end is located circular through-hole, the opposite side of supporting riser (40) and the up end left side of supporting diaphragm (41) all are provided with spout three (42) of material rifle, and the opposite side symmetry slope of the back of the body of supporting diaphragm (41) upper end is provided with spouts four (43) of material rifle.
3. The automobile hub coating process according to claim 2, characterized in that: actuating mechanism (5) including dwang (50), driving motor (51), driving sprocket (52) and drive chain (53), all be provided with dwang (50) through the bearing in the circular through-hole of support diaphragm (41), dwang (50) upper end all passes circular through-hole and is connected with fixture (6), left dwang (50) lower extreme is installed on base (1) up end through normal running fit, dwang (50) lower extreme on right side is provided with driving motor (51), driving motor (51) are installed on base (1) up end through the motor cabinet, dwang (50) lateral surface lower extreme is located driving motor (51) top and all is provided with driving sprocket (52), be connected through drive chain (53) between driving sprocket (52).
4. The automobile hub coating process according to claim 1, characterized in that: the clamping mechanism (6) comprises a T-shaped round platform (60), a driven block (61), a prying plate (62), a reset pressure spring (63), a driven plate (64), a first triangular block (65), a second triangular block (66), a clamping plate (67) and a reset tension spring (68), the upper end of the driving mechanism (5) is provided with the T-shaped round platform (60), mounting grooves are symmetrically formed in the T-shaped round platform (60) in the left and right direction, the driven block (61) is arranged on the back side in the mounting grooves in an up-down sliding fit mode, the prying plate (62) is arranged on the lower side of the driven block (61) between the front side wall and the back side wall in the mounting grooves through a pin shaft, the reset pressure spring (63) is arranged below the opposite side of the prying plate (62), the driven plate (64) is arranged on the upper end of the driven plate (64) in the mounting, the opposite back sides of the first triangular blocks (65) in the mounting groove are provided with second triangular blocks (66) corresponding to the first triangular blocks, the back sides of the second triangular blocks (66) are provided with clamping plates (67), and the opposite side surfaces of the upper ends of the clamping plates (67) are connected with the mounting groove wall through reset tension springs (68).
5. The automobile hub coating process according to claim 4, characterized in that: the anti-skid layer made of rubber materials is arranged on the back side surface of the clamping plate (67).
6. The automobile hub coating process according to claim 1, characterized in that: the teeth on the outer side face of the incomplete gear (21) are arranged at ninety degrees.
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| CN202110384564.XA CN113083561B (en) | 2021-04-09 | 2021-04-09 | Automobile hub coating process |
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| CN202110384564.XA CN113083561B (en) | 2021-04-09 | 2021-04-09 | Automobile hub coating process |
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| CN115445823A (en) * | 2022-09-23 | 2022-12-09 | 东风柳州汽车有限公司 | Flexible coating process for automobile body |
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| CN113083561B (en) | 2024-02-06 |
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