CN113145361A - Paint spraying device and paint spraying process based on same - Google Patents
Paint spraying device and paint spraying process based on same Download PDFInfo
- Publication number
- CN113145361A CN113145361A CN202110444687.8A CN202110444687A CN113145361A CN 113145361 A CN113145361 A CN 113145361A CN 202110444687 A CN202110444687 A CN 202110444687A CN 113145361 A CN113145361 A CN 113145361A
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- Prior art keywords
- stirring tank
- wall
- rod
- positioning
- supporting
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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
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/20—Arrangements for agitating the material to be sprayed, e.g. for stirring, mixing or homogenising
- B05B15/25—Arrangements for agitating the material to be sprayed, e.g. for stirring, mixing or homogenising using moving elements, e.g. rotating blades
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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
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/56—Three layers or more
- B05D7/57—Three layers or more the last layer being a clear coat
- B05D7/576—Three layers or more the last layer being a clear coat each layer being cured, at least partially, separately
Abstract
The application relates to a paint spraying device and a paint spraying process based on the paint spraying device, and relates to the field of paint spraying equipment, in order to solve the problem that raw materials of paint are poured into a stirring tank to be stirred and mixed, but the paint is sticky and is easy to adhere to the inner wall of the stirring tank, and is finally accumulated on the inner wall of the stirring tank to cause the reduction of the utilization rate of the material, the paint spraying device comprises a box body and the stirring tank, wherein the stirring tank is placed in the box body, a stirring shaft is arranged in the stirring tank and is driven by a motor, the top wall of the stirring tank is provided with a plurality of reciprocating assemblies, the top wall of the stirring tank is provided with a wall scraping hole, one end of each reciprocating assembly penetrates through the wall scraping hole to extend into the stirring tank, one end of each reciprocating assembly, which is positioned inside the stirring tank, is provided with a wall scraping ring, and the wall scraping ring is adhered to the inner wall of the stirring tank; the top wall of the stirring tank is also provided with a driving component for driving the reciprocating components. This application has the effect that has improved the paint raw and other materials rate of utilization.
Description
Technical Field
The application relates to the field of paint spraying equipment, in particular to a paint spraying device and a paint spraying process based on the same.
Background
The paint spraying device is equipment for spraying paint on a workpiece to be processed, and replaces a part of manual paint coating mode.
Related patent with prior publication number CN107617521A provides a paint spraying apparatus, which comprises a box body, wherein a stirring tank is arranged in the box body, the stirring tank is driven by a power mechanism with a motor, the bottom of the stirring tank is communicated with a pipeline, a valve and a material beating pump are arranged on the pipeline, and the end part of the pipeline is communicated with a spray head; the operator opens the valve and the material beating pump to lead out the stirred paint from the pipeline, and finally the paint is sprayed out by the spray head.
In view of the above-mentioned related art, the inventor believes that the raw materials of the paint are poured into the stirring tank to be stirred and mixed, but the paint itself has viscosity and is easily adhered to the inner wall of the stirring tank, and finally, the paint is accumulated on the inner wall of the stirring tank, so that the use rate of the material is reduced.
Disclosure of Invention
In order to improve the utilization rate of raw materials of paint, the application provides a paint spraying device and a paint spraying process based on the same.
In a first aspect, the present application provides a paint spraying apparatus, which adopts the following technical scheme:
a paint spraying device comprises a box body and a stirring tank, wherein the stirring tank is placed in the box body, a stirring shaft is arranged in the stirring tank and is driven by a motor, a plurality of reciprocating assemblies are arranged on the top wall of the stirring tank, wall scraping holes are formed in the top wall of the stirring tank, one ends of the reciprocating assemblies penetrate through the wall scraping holes and extend into the stirring tank, wall scraping rings are arranged at one ends of the reciprocating assemblies in the stirring tank, and the wall scraping rings are attached to the inner wall of the stirring tank; the top wall of the stirring tank is also provided with a driving assembly for driving the reciprocating assemblies.
By adopting the technical scheme, an operator starts the servo motor, the servo motor drives the belt pulley to rotate, the belt pulley drives the stirring shaft to rotate so as to stir paint in the stirring tank, the belt pulley drives the driving assembly to rotate in the process of driving the stirring shaft, the driving assembly drives the reciprocating assembly to reciprocate in the vertical direction, and the reciprocating assembly drives the wall scraping ring to reciprocate in the vertical direction, so that the wall scraping ring can continuously scrape off the residual paint on the inner wall of the stirring tank; the utilization rate of the raw materials of the paint is improved.
Optionally, the reciprocating assembly comprises a reciprocating block and a reciprocating long rod, the reciprocating block is connected with the driving assembly, one end of the reciprocating long rod penetrates through the wall scraping hole, extends into the stirring tank and is connected with the wall scraping ring, and the other end of the reciprocating long rod is connected with the reciprocating block.
Through adopting above-mentioned technical scheme, drive assembly drives reciprocating block and is reciprocating motion in vertical direction, and reciprocating block drives reciprocating long rod and is reciprocating motion in scraping the wall hole this moment, and reciprocating long rod drives scrapes the wall ring and is reciprocating motion in vertical direction, scrapes that the wall ring lasts and strikes off remaining paint on the agitator tank inner wall.
Optionally, the inner side wall of the wall scraping hole is provided with a liquid scraping elastic ring, the reciprocating long rod is inserted into the liquid scraping elastic ring, and the inner side wall of the liquid scraping elastic ring is abutted to the reciprocating long rod.
Through adopting above-mentioned technical scheme, when reciprocating motion is to reciprocal stock in vertical direction, scrape the paint of liquid elasticity ring adhesion on to reciprocal stock and strike off, reduced the condition that paint was taken out of the agitator tank by reciprocal stock.
Optionally, a liquid blocking ring plate is arranged at the position, where the wall scraping hole is formed, of the top wall of the stirring tank, the reciprocating long rod is inserted into the liquid blocking ring plate, and a gap exists between one end, far away from the top wall of the stirring tank, of the liquid blocking ring plate and the reciprocating long rod.
Through adopting above-mentioned technical scheme, reciprocal stock is inserted and is established to the in-process of agitator tank, and remaining paint is scraped by scraping liquid elasticity ring on the reciprocal stock, and the paint that is hung down this moment is long-pending to be covered in the region that keeps off liquid ring board and scrape liquid elasticity ring constitution, and operating personnel in time clear up can.
Optionally, the reciprocating long rod and the wall scraping ring are provided with connecting blocks, thread grooves are formed in two ends of each connecting block, a threaded rod is arranged on each wall scraping ring and connected into one of the thread grooves, and the reciprocating long rod is in threaded connection with the other thread groove.
Through adopting above-mentioned technical scheme, when needs clear up scraping the wall ring, operating personnel opens the agitator tank, revolves the revolving joint piece, makes and scrapes the wall ring and reciprocal stock separation, scrapes the wall ring and can clear up alone.
Optionally, the driving assembly comprises a connecting shaft rod, a driving gear, a plurality of driven gears and a plurality of screw rods, the connecting shaft rod is connected with a stirring shaft protruding out of the top of the stirring tank, the driving gear is connected with the connecting shaft rod, the screw rods are rotationally connected to the top wall of the stirring tank along the circumferential direction of the stirring tank, each screw rod is connected with one driven gear, and the driven gears are meshed with the driving gear; the screw rod drives the reciprocating assembly to reciprocate; two limit baffles are symmetrically arranged on the stirring tank, and the limit baffles limit the reciprocating assembly.
Through adopting above-mentioned technical scheme, operating personnel starts servo motor, servo motor drive belt pulley rotates, and the belt pulley drives the (mixing) shaft and rotates in order to stir the paint in the agitator tank, and the (mixing) shaft rotates the in-process at this moment and drives the connection axostylus axostyle and rotate, and the connection axostylus axostyle rotates and drives drive gear and rotate, and drive gear drives driven gear and rotates, and driven gear drives the lead screw and rotates, and the lead screw drives reciprocal subassembly and carries out reciprocating motion, and limit baffle carries on spacingly to reciprocal subassembly simultaneously.
Optionally, a plurality of supporting assemblies are further arranged at the top of the stirring tank; the supporting component comprises a supporting connecting rod, a supporting rod and two supporting balls, the supporting connecting rod is connected with the top wall of the stirring tank, and one end of the supporting connecting rod, which is far away from the stirring tank, is connected with the supporting rod; support grooves are formed at two ends of the support rod, and the support balls are placed in the support grooves; the side wall of the driving gear close to the direction of the stirring tank is provided with a first supporting ring groove along the circumferential direction, the side wall of the driven gear close to the direction of the stirring tank is provided with a second supporting ring groove along the circumferential direction, and supporting balls at two ends of the supporting rods are respectively inserted into the first supporting ring groove and the second supporting ring groove.
By adopting the technical scheme, in the rotating process of the driven gear and the driving gear, the supporting balls at the driving gear roll along the circumferential direction in the first supporting ring groove, and the supporting balls at the driven gear roll along the circumferential direction in the second supporting ring groove; the supporting component plays a supporting role for the driving gear and the driven gear, and the stability of the driving gear and the driven gear in the rotating process is improved.
Optionally, still be provided with locating component on the supporting component, locating component plays the positioning action to drive gear and driven gear's position, locating component includes locating lever, location connection knee and two location balls, the one end of location connection knee links to each other with the lateral wall of bracing piece, the other end of location connection knee links to each other with the locating lever, the constant head tank has all been seted up at the both ends of locating lever, the location ball inlays and puts in the constant head tank, drive gear keeps away from the lateral wall of agitator tank direction and has seted up first position ring groove along its circumference, driven gear keeps away from the lateral wall of agitator tank direction and has seted up the second position ring groove along its circumference, is located the support ball at bracing piece both ends is inserted respectively and is established in first position ring groove and second position ring groove.
By adopting the technical scheme, in the rotating process of the driven gear and the driving gear, the positioning ball at the driving gear rolls along the circumferential direction in the first positioning ring groove, and the positioning ball at the driven gear rolls along the circumferential direction in the second positioning ring groove; the supporting assembly and the positioning assembly support and position the driving gear and the driven gear, and stability of the driving gear and the driven gear in the rotating process is improved.
In a second aspect, the present application provides a paint spraying process based on a paint spraying apparatus, which adopts the following technical scheme:
a paint spraying process based on a paint spraying device comprises the following steps:
s1, carrying out rust removal treatment on the workpiece needing paint spraying;
s2, coating a primer on the workpiece to be sprayed;
s3, coating a first layer of finish on the primer, and drying at high temperature;
s4, spraying a second layer of finish paint on the dried first layer of finish paint by using a paint spraying device;
and S5, spraying transparent paint on the second layer of face paint.
By adopting the technical scheme, the finish paint is sprayed for multiple times and is dried, so that the volatilization of the solvent is accelerated, and the whitening condition of the finish paint is reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the driving assembly drives the reciprocating assembly to reciprocate in the vertical direction, and the reciprocating assembly drives the wall scraping ring to reciprocate in the vertical direction, so that the wall scraping ring can continuously scrape off paint remained on the inner wall of the stirring tank; the utilization rate of the paint raw materials is improved;
2. the supporting assembly and the positioning assembly play a role in supporting and positioning the driving gear and the driven gear, so that the stability of the driving gear and the driven gear in the rotating process is improved;
3. by spraying the finish paint for multiple times and drying the finish paint, the volatilization of the solvent is accelerated, and the whitening condition of the finish paint is reduced.
Drawings
Fig. 1 is a schematic structural view of a painting apparatus according to an embodiment of the present application.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic sectional view showing a connecting structure of the reciprocating assembly and the driving assembly in the embodiment of the present application.
Fig. 4 is an enlarged schematic view of a portion B in fig. 3.
Fig. 5 is a schematic structural diagram for showing a connection relationship between the support component and the positioning component in the embodiment of the present application.
Fig. 6 is an enlarged schematic view of a portion C in fig. 3.
Fig. 7 is an enlarged schematic view of a portion D in fig. 3.
Description of reference numerals: 1. a box body; 2. a stirring tank; 21. a stirring shaft; 22. stirring blades; 23. a belt set; 24. a pipeline; 25. a valve; 26. a material-beating pump; 27. a spray head; 28. scraping a wall hole; 281. a liquid scraping elastic ring; 282. a liquid-blocking ring plate; 3. a reciprocating assembly; 31. a reciprocating block; 32. a reciprocating long rod; 33. a limit baffle; 4. a wall scraping ring; 41. connecting blocks; 42. a thread groove; 43. a threaded rod; 5. a drive assembly; 51. connecting the shaft lever; 52. a drive gear; 521. a first support ring groove; 522. a first positioning ring groove; 53. a driven gear; 531. a second support ring groove; 532. a second positioning ring groove; 54. a screw rod; 6. a support assembly; 61. a support link; 62. a support bar; 621. a support groove; 63. a support ball; 7. a positioning assembly; 71. positioning a rod; 711. positioning a groove; 72. a positioning ball; 73. the positioning connection bent rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
Referring to fig. 1 and 2, the paint spraying device comprises a box body 1, a stirring tank 2 is placed in the box body 1, the bottom of the stirring tank 2 is communicated with a pipeline 24, a valve 25 and a material beating pump 26 are installed and communicated on the pipeline 24, and the outlet end of the pipeline 24 is communicated with a spray head 27 for spraying paint.
The embodiment of the application discloses paint spraying apparatus.
Referring to fig. 1 and 3, a stirring shaft 21 is rotatably connected to the top of the stirring tank 2, one end of the stirring shaft 21 is inserted into the stirring tank 2 and connected with a stirring blade 22, the top end of the stirring shaft 21 is rotatably mounted on the top wall of the stirring tank 2 through a support, a power mechanism is arranged at the top of the stirring shaft 21, the power mechanism comprises a belt group 23 and a motor for driving the belt group 23, the motor is a servo motor, the motor is mounted in the tank body 1, and the motor drives the stirring shaft 21 to rotate through the belt group 23;
referring to fig. 3, the paint spraying device further comprises a driving assembly 5 and a plurality of reciprocating assemblies 3, wherein the driving assembly 5 is arranged on the top wall of the stirring tank 2, the reciprocating assemblies 3 are arranged on the top wall of the stirring tank 2, the driving assembly 5 drives the reciprocating assemblies 3 to reciprocate in the vertical direction, a plurality of wall scraping holes 28 are formed in the top wall of the stirring tank 2, the reciprocating assemblies 3 partially penetrate through the wall scraping holes 28 and are inserted into the stirring tank 2, one ends of the reciprocating assemblies 3, which are positioned in the stirring tank 2, are connected with the wall scraping ring 4, and the wall scraping ring 4 is attached to the inner wall of the stirring tank 2; drive assembly 5 control reciprocating assembly 3 is reciprocating motion, and reciprocating assembly 3 drives scrapes wall ring 4 and is reciprocating motion, scrapes wall ring 4 and scrapes the work of scraping to the remaining paint of agitator tank 2 inside walls.
Referring to fig. 3, the driving assembly 5 includes a connecting shaft 51, a driving gear 52, a plurality of driven gears 53 and a plurality of screws 54, the connecting shaft 51 is fixed on the top wall of the stirring shaft 21 by welding, the driving gear 52 is welded on the connecting shaft 51, the screws 54 are rotatably connected on the top wall of the stirring tank 2 by bearings, the driven gears 53 are welded on the screws 54, and the driven gears 53 are engaged with the driving gear 52; the stirring shaft 21 drives the connecting shaft rod 51 to rotate in the rotating process, the connecting shaft rod 51 rotates to drive the driving gear 52 to rotate, and the driving gear 52 drives the driven gear 53 to rotate.
Referring to fig. 4 and 5, a plurality of support assemblies 6 are further arranged on the top of the stirring tank 2, and each support assembly 6 supports one driven gear 53; the supporting component 6 is further provided with a positioning component 7, the positioning component 7 is used for positioning the positions of the driving gear 52 and the driven gear 53, and the driven gear 53 in the vertical direction is located between the supporting component 6 and the positioning component 7.
Referring to fig. 4 and 5, the support assembly 6 includes a support connecting rod 61, a support rod 62 and two support balls 63, the support connecting rod 61 is fixed on the top wall of the stirring tank 2 by welding, one end of the support connecting rod 61 away from the stirring tank 2 is connected with the support rod 62 by welding, the support rod 62 is vertically arranged with the support connecting rod 61, the support rod 62 is horizontally arranged, and the support rod 62 is located between the driven gear 53 and the top wall of the stirring tank 2; support grooves 621 are formed in two ends of the support rod 62 in the horizontal direction, the support grooves 621 are located at one end of the support rod 62 close to the driven gear 53, and the support balls 63 are placed in the support grooves 621.
Referring to fig. 4 and 5, a first support ring groove 521 is formed along the circumferential direction of the side wall of the driving gear 52 close to the direction of the agitator tank 2, a second support ring groove 531 is formed along the circumferential direction of the side wall of the driven gear 53 close to the direction of the agitator tank 2, and support balls 63 at two ends of the support rod 62 are respectively inserted into the first support ring groove 521 and the second support ring groove 531; support balls 63 at both ends of the support rod 62 support the driven gear 53 and the drive gear 52, respectively.
Referring to fig. 4 and 5, the positioning assembly 7 includes a positioning rod 71, a positioning connecting bent rod 73 and two positioning balls 72, one end of the positioning connecting bent rod 73 is connected with the side wall of the supporting rod 62 by welding, the other end of the positioning connecting bent rod 73 is connected with the positioning rod 71, the positioning rod 71 is welded and fixed on the positioning connecting bent rod 73, the positioning rod 71 is perpendicular to the positioning connecting bent rod 73, and the positioning rod 71 and the supporting rod 62 are on a vertical plane.
Referring to fig. 4 and 5, positioning grooves 711 are formed in both ends of the positioning rod 71, the positioning grooves 711 are located on one side of the positioning rod 71 close to the driven gear 53, the positioning balls 72 are embedded in the positioning grooves 711, a first positioning ring groove 522 is formed in the circumferential direction of the side wall of the driving gear 52 far away from the stirring tank 2, a second positioning ring groove 532 is formed in the circumferential direction of the side wall of the driven gear 53 far away from the stirring tank 2, and the supporting balls 63 located at both ends of the supporting rod 62 are respectively inserted into the first positioning ring groove 522 and the second positioning ring groove 532; when the driving gear 52 rotates the driven gear 53, the supporting balls 63 and the positioning balls 72 at the driving gear 52 roll in the circumferential directions thereof in the first supporting ring groove 521 and the first positioning ring groove 522, respectively, and the supporting balls 63 and the positioning balls 72 at the driven gear 53 roll in the circumferential directions thereof in the second supporting ring groove 531 and the second positioning ring groove 532, respectively.
Referring to fig. 3 and 6, the reciprocating assembly 3 comprises a reciprocating block 31 and a reciprocating long rod 32, the reciprocating block 31 is in threaded connection with the lead screw 54, two limit baffles 33 are symmetrically arranged on the top wall of the stirring tank 2, the two limit baffles 33 are fixed on the top wall of the stirring tank 2 through welding, the two limit baffles 33 are respectively attached to the side walls of the two sides of the reciprocating block 31, and the lead screw 54 drives the reciprocating block 31 to move along the vertical direction in the rotating process.
Referring to fig. 3 and 6, one end of the long reciprocating rod 32 is fixed on the side wall of the reciprocating block 31 by welding, and the other end of the long reciprocating rod 32 passes through the wall scraping hole 28; the top wall of the stirring tank 2 is located at the position of the wall scraping hole 28 and is provided with a liquid blocking ring plate 282, the liquid blocking ring plate 282 is fixed on the top wall of the stirring tank 2 through welding, the reciprocating long rod 32 is inserted in the liquid blocking ring plate 282, the diameter of one end, far away from the stirring tank 2, of the liquid blocking ring plate 282 is larger than the diameter of one end, near the stirring tank 2, of the liquid blocking ring plate 282, and a gap exists between one end, far away from the top wall of the stirring tank 2, of the liquid blocking ring plate 282 and the reciprocating long rod 32.
Referring to fig. 3 and 6, scrape the wall hole 28 inside wall and be provided with and scrape liquid elastic ring 281, scrape liquid elastic ring 281 and can be the rubber material, scrape liquid elastic ring 281 and pass through the sticky fixation on scraping the wall hole 28 inside wall, reciprocal stock 32 inserts and establishes in scraping liquid elastic ring 281, scrapes the conflict of liquid elastic ring 281 inside wall on reciprocal stock 32.
Referring to fig. 3 and 7, the reciprocating long rod 32 is connected to the paring ring 4 through one end of the paring hole 28; a connecting block 41 is arranged between the wall scraping ring 4 and the wall scraping hole 28, thread grooves 42 are respectively arranged at two ends of the connecting block 41, a threaded rod 43 is integrally formed on the wall scraping ring 4, the threaded rod 43 is connected in one of the thread grooves 42, and the reciprocating long rod 32 is in threaded connection in the other thread groove 42; to achieve the detachable connection between the long reciprocating rod 32 and the wall scraping ring 4.
The implementation principle of the paint spraying device in the embodiment of the application is as follows: an operator starts a servo motor, the servo motor drives a belt pulley to rotate, the belt pulley drives a stirring shaft 21 to rotate so as to stir paint in the stirring tank 2, at the moment, the stirring shaft 21 drives a connecting shaft rod 51 to rotate in the rotating process, the connecting shaft rod 51 rotates to drive a driving gear 52 to rotate, the driving gear 52 drives a driven gear 53 to rotate, the driven gear 53 drives a screw rod 54 to rotate, under the rotation of the screw rod 54 and the limiting effect of a limiting baffle plate 33, a reciprocating block 31 makes reciprocating motion on the screw rod 54, at the moment, the reciprocating block 31 drives a reciprocating long rod 32 to make reciprocating motion in a wall scraping hole 28, the reciprocating long rod 32 drives a wall scraping ring 4 to make reciprocating motion in the vertical direction, and the wall scraping ring 4 continuously scrapes the paint remained on the inner wall of the stirring tank 2; the utilization rate of the raw materials of the paint is improved.
During the rotation of the driven gear 53 and the driving gear 52, the support balls 63 and the positioning balls 72 at the driving gear 52 roll in the circumferential directions thereof in the first support ring groove 521 and the first positioning ring groove 522, respectively, and the support balls 63 and the positioning balls 72 at the driven gear 53 roll in the circumferential directions thereof in the second support ring groove 531 and the second positioning ring groove 532, respectively.
When reciprocating long pole 32 is reciprocating motion in the vertical direction, scrape the paint of liquid elastic ring 281 adhesion on reciprocating long pole 32 and strike off, carry over the residual paint of agitator tank 2 by reciprocating long pole 32, at the in-process that reciprocating long pole 32 removed, once scraped by liquid elastic ring 281 again, the paint that is hung down this moment is amassed and is kept off liquid ring board 282 and scrape the regional that liquid elastic ring 281 constitutes, operating personnel in time clear up can.
When the wall scraping ring 4 needs to be cleaned, an operator opens the stirring tank 2 and screws the connecting block 41 to separate the wall scraping ring 4 from the reciprocating long rod 32, and the wall scraping ring 4 can be cleaned independently.
The embodiment of the application also discloses a paint spraying process based on the paint spraying device. The paint spraying process comprises the following steps:
s1, performing rust removal treatment on the workpiece needing paint spraying by using a pneumatic steel needle rust removal gun;
s2, coating the workpiece to be sprayed with water-based polyester as a primer for 2 times, uniformly scraping the primer by using a scraper after the first primer is coated, coating the primer for the second time, and repairing the blowholes generated by the first primer coating to be smooth;
s3, coating a first layer of finish on the primer, and drying at high temperature, wherein the drying temperature is set to be 120 ℃;
s4, spraying a second layer of finish paint on the dried first layer of finish paint by adopting a paint spraying device, and drying at a high temperature which is set to be 120 ℃;
and S5, spraying a plurality of layers of transparent paint on the second layer of paint by adopting a paint spraying device.
The implementation principle of the paint spraying process based on the paint spraying device in the embodiment of the application is as follows: by spraying the finish paint for multiple times and drying the finish paint, the volatilization of the solvent is accelerated, and the whitening condition of the finish paint is reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a paint spraying apparatus, includes box (1) and agitator tank (2), agitator tank (2) are placed in box (1), be provided with (mixing) shaft (21) in agitator tank (2), motor drive is passed through in (mixing) shaft (21), its characterized in that: the top wall of the stirring tank (2) is provided with a plurality of reciprocating assemblies (3), the top wall of the stirring tank (2) is provided with a wall scraping hole (28), one end of each reciprocating assembly (3) penetrates through the wall scraping hole (28) and extends into the stirring tank (2), one end, located inside the stirring tank (2), of each reciprocating assembly (3) is provided with a wall scraping ring (4), and each wall scraping ring (4) is attached to the inner wall of the stirring tank (2); the top wall of the stirring tank (2) is also provided with a driving component (5) for driving the reciprocating components (3).
2. A painting apparatus according to claim 1, characterised in that: reciprocating assembly (3) are including reciprocating block (31) and reciprocal stock (32), reciprocating block (31) links to each other with drive assembly (5), the one end of reciprocal stock (32) is run through and is scraped wall hole (28) and stretch into agitator tank (2) inside and scrape wall ring (4) and link to each other, the other end and reciprocal piece (31) of reciprocal stock (32) link to each other.
3. A painting apparatus according to claim 2, characterised in that: scrape wall hole (28) inside wall and be provided with and scrape liquid elastic ring (281), reciprocal stock (32) are inserted and are established in scraping liquid elastic ring (281), scrape liquid elastic ring (281) inside wall and contradict on reciprocal stock (32).
4. A painting apparatus according to claim 3, characterised in that: the stirring tank (2) top wall is located and scrapes wall hole (28) department and is provided with fender liquid ring board (282), reciprocal stock (32) are inserted and are established in fender liquid ring board (282), there is the clearance between the one end that stirring tank (2) top wall was kept away from in fender liquid ring board (282) and reciprocal stock (32).
5. A painting apparatus according to claim 4, characterised in that: reciprocal stock (32) with scrape and be provided with connecting block (41) between wall ring (4), thread groove (42) have been seted up at the both ends of connecting block (41), it is provided with threaded rod (43) on wall ring (4) to scrape, threaded rod (43) are connected in one of them thread groove (42), reciprocal stock (32) threaded connection is in another thread groove (42).
6. A painting apparatus according to claim 1, characterised in that: the driving assembly (5) comprises a connecting shaft rod (51), a driving gear (52), a plurality of driven gears (53) and a plurality of screw rods (54), the connecting shaft rod (51) is connected with a stirring shaft (21) protruding out of the top of the stirring tank (2), the driving gear (52) is connected with the connecting shaft rod (51), the screw rods (54) are connected to the top wall of the stirring tank (2) in a circumferential rotating mode along the stirring tank (2), each screw rod (54) is connected with one driven gear (53), and the driven gears (53) are meshed with the driving gear (52); the screw rod (54) is used for driving the reciprocating assembly (3) to reciprocate; two limit baffles (33) are symmetrically arranged on the stirring tank (2), and the limit baffles (33) limit the reciprocating component (3).
7. A painting apparatus according to claim 6, characterised in that: the top of the stirring tank (2) is also provided with a plurality of supporting components (6); the supporting assembly (6) comprises a supporting connecting rod (61), a supporting rod (62) and two supporting balls (63), the supporting connecting rod (61) is connected with the top wall of the stirring tank (2), and one end, far away from the stirring tank (2), of the supporting connecting rod (61) is connected with the supporting rod (62); support grooves (621) are formed at two ends of the support rod (62), and the support ball (63) is placed in the support grooves (621); the side wall of the driving gear (52) close to the direction of the stirring tank (2) is provided with a first supporting ring groove (521) along the circumferential direction, the side wall of the driven gear (53) close to the direction of the stirring tank (2) is provided with a second supporting ring groove (531) along the circumferential direction, and supporting balls (63) located at two ends of the supporting rod (62) are respectively inserted into the first supporting ring groove (521) and the second supporting ring groove (531).
8. A painting apparatus according to claim 7, characterised in that: the supporting assembly (6) is further provided with a positioning assembly (7), the positioning assembly (7) plays a positioning role in the positions of the driving gear (52) and the driven gear (53), the positioning assembly (7) comprises a positioning rod (71), a positioning connecting bent rod (73) and two positioning balls (72), one end of the positioning connecting bent rod (73) is connected with the side wall of the supporting rod (62), the other end of the positioning connecting bent rod (73) is connected with the positioning rod (71), positioning grooves (711) are formed in the two ends of the positioning rod (71), the positioning balls (72) are embedded in the positioning grooves (711), a first positioning ring groove (522) is formed in the side wall of the driving gear (52) far away from the direction of the stirring tank (2) along the circumferential direction of the side wall, a second positioning ring groove (532) is formed in the side wall of the driven gear (53) far away from the direction of the stirring tank (2) along the circumferential direction of the side wall of the driving gear, the supporting balls (63) positioned at the two ends of the supporting rod (62) are respectively inserted in the first positioning ring groove (522) and the second positioning ring groove (532).
9. A paint spraying process based on the paint spraying apparatus according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:
s1, carrying out rust removal treatment on the workpiece needing paint spraying;
s2, coating a primer on the workpiece to be sprayed;
s3, coating a first layer of finish on the primer, and drying at high temperature;
s4, spraying a second layer of finish paint on the dried first layer of finish paint by using a paint spraying device;
and S5, spraying transparent paint on the second layer of face paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110444687.8A CN113145361A (en) | 2021-04-24 | 2021-04-24 | Paint spraying device and paint spraying process based on same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Application publication date: 20210723 |