CN110586433B - Protection method for preventing splashing pollution in paint spraying - Google Patents
Protection method for preventing splashing pollution in paint spraying Download PDFInfo
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- CN110586433B CN110586433B CN201910948352.2A CN201910948352A CN110586433B CN 110586433 B CN110586433 B CN 110586433B CN 201910948352 A CN201910948352 A CN 201910948352A CN 110586433 B CN110586433 B CN 110586433B
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- reversing
- column
- paint spraying
- paint
- fixed column
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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
- B05D1/32—Processes for applying liquids or other fluent materials using means for protecting parts of a surface not to be coated, e.g. using stencils, resists
- B05D1/322—Removable films used as masks
- B05D1/325—Masking layer made of peelable film
Abstract
The invention belongs to the technical field of paint spraying, and particularly relates to a paint spraying anti-splashing pollution protection method. The method comprises the following steps: cleaning a spray opening of a paint spraying machine, and removing dirt and residual paint near the spray opening. And step two, cleaning the surface of the metal plate to be sprayed to ensure that no scraps or water stain residues exist. And step three, fixing the paint spraying anti-splashing pollution device at the edge of the area to be sprayed on the sheet metal surface. The paint spraying anti-splashing pollution protection method provided by the invention has the advantages that the paint is prevented from splashing outside the area to be sprayed by the paint spraying anti-splashing pollution device in the third step, the periphery with the paint spraying area is protected by the plastic film, the splashed paint can be blocked by the plastic film in the paint spraying process, the plastic film is torn off after the paint spraying is finished, the use is convenient, and the paint splashing prevention effect is good.
Description
Technical Field
The invention belongs to the technical field of paint spraying, and particularly relates to a paint spraying anti-splashing pollution protection method.
Background
In an automobile repair factory, after the surface of an automobile sheet metal is repaired, a paint spraying machine is needed to spray paint on the surface of the sheet metal, and the paint spraying machine is a coating device for dispersing the paint into mist and spraying the mist on the surface of an object to be coated. The traditional spraying machine atomizes the paint by utilizing compressed air, the spraying speed of the paint is generally 10m/s, the paint is seriously rebounded due to the high spraying speed, a large number of paint molecules are brought back to cause the paint to scatter and splash, and the splashed paint can fall to other parts except for the part to be sprayed on the sheet metal surface to pollute the paint surfaces of the other parts.
The automobile paint spraying machine of prior art has carried out some improvements to above-mentioned problem, for example the application number is CN 201620341402.2's a Chinese utility model patent shows an automobile paint spraying machine structure, including the organism, set up on the organism and spray paint out the tuber pipe, spray paint out and installed the heater additional on the tuber pipe, set up the air pump in the organism, installed the air check on the wall of organism, the air intake of air pump passes through the hose and is connected with the air check, the air outlet of air pump with spray paint out the union coupling, the bottom half of the body sets up the integral type toolbox. The automobile paint spraying machine structure improves the painting rate of the paint spraying machine and reduces the splashing phenomenon of paint by improving the air volume and the outlet temperature.
The automobile paint spraying machine can only reduce the phenomenon of paint splashing when the automobile sheet metal surface is sprayed, and can not completely avoid the splashed paint from falling to other parts except the part to be sprayed.
Disclosure of Invention
Technical problem to be solved
The invention provides a method for preventing splashing pollution in paint spraying, and aims to solve the problem that when an automobile sheet metal surface is sprayed with paint, the splashed paint falls to other parts except a part to be sprayed on the sheet metal surface to pollute the paint surfaces of the other parts.
(II) technical scheme
In order to solve the technical problems, the invention adopts the following technical scheme:
a paint spraying anti-splashing pollution protection method comprises the following steps:
cleaning a spray opening of a paint spraying machine, and removing dirt and residual paint near the spray opening.
And step two, cleaning the surface of the metal plate to be sprayed to ensure that no scraps or water stain residues exist.
And step three, fixing the paint spraying anti-splashing pollution device at the edge of the area to be sprayed on the sheet metal surface.
And the paint spraying anti-splashing pollution protection method prevents the paint from splashing to the outside of the area to be sprayed by means of the paint spraying anti-splashing pollution device in the third step, wherein the paint spraying anti-splashing pollution device comprises a fixed column, a reversing column and a film winding drum. The number of the reversing columns is at least three.
The two ends of the three first reversing rods are fixedly connected to the outer surface of the fixed column through first connecting rods perpendicular to the axial direction of the fixed column, and the first reversing rods are parallel to the axis of the fixed column. The fixed column surface is located first reversing bar top and offers the first spout along fixed column circumference, and sliding fit has first installation cover in the first spout. The bottom surface of fixed column is fixed and is provided with first sucking disc. Two ends of the three second reversing rods are fixedly connected to the outer surface of the reversing column through second connecting rods perpendicular to the axial direction of the reversing column, and the second reversing rods are parallel to the axis of the reversing column. The outer surface of the reversing column is positioned above the second reversing rod and is provided with a second sliding groove along the circumferential direction of the reversing column, and a second mounting sleeve is in sliding fit in the second sliding groove. The bottom surface of the reversing column is fixedly provided with a second sucker. One end of the first spring is fixedly connected in the first mounting sleeve, and the other end of the first spring is fixedly connected in the second mounting sleeve. After the area to be sprayed is determined, the fixing column is adsorbed on the sideline of the area to be sprayed through the first sucking disc, and then the reversing column is also adsorbed on the sideline of the area to be sprayed through the second sucking disc.
The top of the fixed column is fixedly connected with a hollow shaft parallel to the fixed column through a third connecting rod, the film winding drum is in running fit with the outer side of the hollow shaft, and a plastic film is wound on the outer side of the film winding drum. The bottom of the hollow shaft is fixedly provided with a horizontal annular rubber bearing sheet, and the outer diameter of the rubber bearing sheet is larger than that of the film winding drum. The height of the plane where the rubber bearing sheet is located is lower than that of the plane where the first connecting rod is located. One end of the plastic film is taken off from the film winding drum and sequentially passes through the space between the first reversing rod and the fixing column and the space between each second reversing rod and the reversing column, so that the area to be sprayed is isolated from other areas in the horizontal direction through the plastic film. When the area to be painted is painted, the plastic film will block the paint splashed.
As a preferable technical scheme of the invention, the number of the first suckers on the bottom surface of the fixed column is three, and the first suckers are arranged at an included angle of 60 degrees with each other. The number of the second suckers on the bottom surface of the reversing column is three, and the second suckers are arranged at an included angle of 60 degrees. After one of them first sucking disc or second sucking disc became invalid, other two first sucking discs and second sucking disc still can be fixed column and switching-over post on the panel beating face.
As a preferable technical scheme of the invention, two first semicircular rings are fixedly arranged on the outer surface of the fixed column, and two second semicircular rings are fixedly arranged on the outer surface of the reversing column. The fixed column is connected with the reversing column through soft magnetic strips hinged on the first semicircular ring and the second semicircular ring. The two reversing columns are connected through soft magnetic strips hinged on the two second semicircular rings. The soft magnetic strips comprise a plurality of soft magnetic blocks, and adjacent soft magnetic blocks are connected through the latex adhesive tapes. Support through soft magnetic stripe with plastic film's base and press on the surface of sheet metal component, prevent that the paint vehicle from overflowing between plastic film and the sheet metal component surface, played good sealed effect, promoted the effect that prevents the paint vehicle and splash. The latex adhesive tape between the soft magnetic blocks has elasticity and can be extended and shortened, so that the bottom edges of the plastic films with different lengths between the two reversing columns are sealed.
As a preferred technical scheme of the invention, the outer surface of the fixed column is provided with a press groove with a large outer part and a small inner part along the axial direction, the top of the fixed column is hinged with a rubber pressing strip which is matched with the press groove, and the plastic film is pressed in the press groove by the rubber pressing strip. Six first limiting grooves are formed in the hollow shaft along the circumferential direction of the hollow shaft, and the included angle between every two adjacent first limiting grooves is 60 degrees. The film winding drum is provided with six second limiting grooves corresponding to the first limiting grooves. The first limiting block and the second limiting block are respectively in sliding fit in two second limiting grooves with included angles of 180 degrees, and the first limiting block and the second limiting block are simultaneously in sliding fit in two first limiting grooves with included angles of 180 degrees. The first limiting block and the second limiting block are connected through a fourth connecting rod. A second spring is arranged between the first limiting block and the second limiting block. Support the plastic film through the rubber depression bar and press in the indent to through the rotation of first stopper and second stopper restriction film reel, thereby exert the tensile force to the both ends of plastic film, improve plastic film's rate of tension, prevent that plastic film from receiving spray gun spun air current effect to take place deformation, further improved plastic film's sealed effect, promoted the effect that prevents that the paint vehicle from splashing. After the paint spraying is finished, the fourth connecting rod drives the first limiting block and the second limiting block to move out of the first limiting groove and the second limiting groove, the rubber pressing strip is rotated to move out of the pressure groove, the film winding drum can rotate freely at the moment, the plastic film does not bear the tensioning force, and the plastic film adhered with the paint vehicle is torn out and then the first reversing rod and the second reversing rod are pulled out.
As a preferable technical scheme of the invention, the second connecting rod is provided with a third sliding chute perpendicular to the outer surface of the reversing column. A reversing roller parallel to the second reversing rod is arranged between the second reversing rod and the outer surface of the reversing column, and the upper end surface and the lower end surface of the reversing roller are fixedly connected with a sliding block sliding in the third sliding groove. One end of a third spring is fixedly connected to the groove surface of the third sliding groove, which is close to the outer surface of the reversing column, and the other end of the third spring is fixedly connected to the sliding block. Elasticity is exerted for the slider to the third spring, promotes the switching-over roller and moves to second reversing bar to contradict the switching-over roller on second reversing bar, thereby will pass the plastic film conflict between switching-over roller and the second reversing bar on second reversing bar, play the effect of tensioning to plastic film, prevent that plastic film from receiving spray gun spun air current effect to take place deformation, further improved plastic film's sealed effect, and then promoted the effect that prevents that the paint vehicle from splashing.
(III) advantageous effects
The invention has the following beneficial effects:
(1) according to the method for preventing splashing pollution during paint spraying, the paint spraying area is protected by the paint spraying splashing pollution preventing device, and the condition that the splashed paint falls to the outside of the part to be sprayed on the sheet metal surface during paint spraying is completely avoided.
(2) The paint spraying anti-splashing pollution device protects the periphery with the paint spraying area through the plastic film, the splashed paint can be blocked by the plastic film in the paint spraying process, and the plastic film can be torn off after the paint spraying is finished. The plastic film is reversed through the reversing column, and the reversing column is adsorbed on the metal plate surface through the sucking disc, so that the paint spraying areas in different shapes and sizes are protected.
(3) The paint spraying anti-splashing pollution device provided by the invention has the advantages that the bottom edge of the plastic film is pressed on the surface of the sheet metal part through the soft magnetic strips, so that the paint is prevented from escaping from the space between the plastic film and the surface of the sheet metal part, a good sealing effect is achieved, and the effect of preventing the paint from splashing is improved.
(4) According to the paint spraying anti-splashing pollution device, the plastic film is pressed in the pressing groove through the rubber pressing strip, and the rotation of the film winding drum is limited through the first limiting block and the second limiting block, so that the tension force is applied to the two ends of the plastic film, the tension degree of the plastic film is improved, the plastic film is prevented from being deformed under the action of air flow sprayed by the spray gun, the sealing effect of the plastic film is further improved, and the effect of preventing the paint from splashing is further improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a top view of a paint spray anti-spatter contamination device according to one embodiment of the present invention;
FIG. 2 is a schematic perspective view of a reversing post according to an embodiment of the present invention;
FIG. 3 is a schematic view of a connection structure between two adjacent reversing columns according to an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of the anchor post and film roll of one embodiment of the present invention;
FIG. 5 is a cross-sectional view of section A-A in one embodiment of the present invention;
FIG. 6 is a cross-sectional view of section B-B in one embodiment of the present invention;
fig. 7 is an enlarged view of the internal structure at C in one embodiment of the present invention.
In the figure: 1-fixed column, 101-first reversing rod, 102-first connecting rod, 103-first sliding groove, 104-first mounting sleeve, 105-first sucker, 106-first semicircular ring, 107-pressing groove, 108-rubber pressing strip, 2-reversing column, 201-second reversing rod, 202-second connecting rod, 2021-third sliding groove, 2022-reversing roller, 2023-sliding block, 2024-third spring, 203-second sliding groove, 204-second mounting sleeve, 205-second sucker, 206-second semicircular ring, 3-film reel, 301-second limiting groove, 4-first spring, 5-third connecting rod, 6-hollow shaft, 601-first limiting groove, 7-plastic film, 8-rubber bearing sheet, 9-soft magnetic strip, 901-soft magnetic block, 10-first limiting block, 11-second limiting block, 12-fourth connecting rod and 13-second 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.
The embodiment provides a paint spraying anti-splashing pollution protection method, which comprises the following steps:
cleaning a spray opening of a paint spraying machine, and removing dirt and residual paint near the spray opening.
And step two, cleaning the surface of the metal plate to be sprayed to ensure that no scraps or water stain residues exist.
And step three, fixing the paint spraying anti-splashing pollution device at the edge of the area to be sprayed on the sheet metal surface.
The method for preventing the paint spraying from splashing pollution is characterized in that the paint is prevented from splashing outside the area to be sprayed by the paint spraying anti-splashing pollution device in the third step, as shown in fig. 1 to 7, and the paint spraying anti-splashing pollution device comprises a fixed column 1, a reversing column 2 and a film winding drum 3. The number of the reversing posts 2 is at least three.
Two ends of the three first reversing rods 101 are fixedly connected to the outer surface of the fixed column 1 through first connecting rods 102 perpendicular to the axial direction of the fixed column 1, and the first reversing rods 101 are parallel to the axis of the fixed column 1. The outer surface of the fixing column 1 is positioned above the first reversing rod 101, a first sliding groove 103 along the circumferential direction of the fixing column 1 is formed in the upper portion of the fixing column 1, and a first mounting sleeve 104 is arranged in the first sliding groove 103 in a sliding fit mode. The bottom surface of the fixed column 1 is fixedly provided with a first suction disc 105. Two ends of the three second reversing rods 201 are fixedly connected to the outer surface of the reversing column 2 through second connecting rods 202 perpendicular to the axial direction of the reversing column 2, and the second reversing rods 201 are parallel to the axis of the reversing column 2. The outer surface of the reversing column 2 is positioned above the second reversing rod 201 and is provided with a second sliding groove 203 along the circumferential direction of the reversing column 2, and a second mounting sleeve 204 is in sliding fit in the second sliding groove 203. The bottom surface of the reversing column 2 is fixedly provided with a second sucker 205. One end of the first spring 4 is fixedly connected in the first mounting sleeve 104, and the other end of the first spring 4 is fixedly connected in the second mounting sleeve 204.
The top of the fixed column 1 is fixedly connected with a hollow shaft 6 parallel to the fixed column 1 through a third connecting rod 5, the film winding drum 3 is in running fit with the outer side of the hollow shaft 6, and a plastic film 7 is wound outside the film winding drum 3. The bottom of the hollow shaft 6 is fixedly provided with a horizontal annular rubber bearing sheet 8, and the outer diameter of the rubber bearing sheet 8 is larger than that of the film winding drum 3. The height of the plane of the rubber bearing sheet 8 is lower than that of the plane of the first connecting rod 102.
In this embodiment, the number of the first suction pads 105 on the bottom surface of the fixing post 1 is three, and they are arranged at an angle of 60 ° with each other. The number of the second suction cups 205 on the bottom surface of the reversing column 2 is three, and the second suction cups are arranged at an included angle of 60 degrees. After one of the first suction cups 105 or the second suction cup 205 is prevented from being out of work, the other two first suction cups 105 and the second suction cup 205 can still fix the fixed column 1 and the reversing column 2 on the sheet metal surface.
In this embodiment, two first semi-circular rings 106 are fixedly mounted on the outer surface of the fixed column 1, and two second semi-circular rings 206 are fixedly mounted on the outer surface of the reversing column 2. The fixed column 1 is connected with the reversing column 2 through soft magnetic strips 9 hinged on the first semicircular ring 106 and the second semicircular ring 206. The two reversing columns 2 are connected by soft magnetic strips 9 hinged on the two second semicircular rings 206. The soft magnetic strip 9 comprises a plurality of soft magnetic blocks 901, and adjacent soft magnetic blocks 901 are connected through latex adhesive tapes.
In this embodiment, the outer surface of the fixing post 1 is provided with a pressing groove 107 with a large outer part and a small inner part along the axial direction, the top of the fixing post 1 is hinged with a rubber pressing strip 108 which is matched with the pressing groove 107, and the plastic film 7 is pressed in the pressing groove 107 by the rubber pressing strip 108. Six first limiting grooves 601 are formed in the hollow shaft 6 along the circumferential direction of the hollow shaft, and the included angle between every two adjacent first limiting grooves 601 is 60 degrees. The film roll 3 is provided with six second limiting grooves 301 corresponding to the first limiting grooves 601. The first limiting block 10 and the second limiting block 11 are respectively in sliding fit in the two second limiting grooves 301 with an included angle of 180 degrees, and the first limiting block 10 and the second limiting block 11 are simultaneously in sliding fit in the two first limiting grooves 601 with an included angle of 180 degrees. The first stopper 10 and the second stopper 11 are connected by a fourth connecting rod 12. A second spring 13 is arranged between the first stopper 10 and the second stopper 11. Support plastic film 7 through rubber depression bar 108 and press in indent 107 to through first stopper 10 and the rotation of second stopper 11 restriction film reel 3, thereby exert the tensile force to plastic film 7's both ends, improve plastic film 7's rate of tension, prevent that plastic film 7 from receiving spray gun spun air current effect to take place deformation, further improved plastic film 7's sealed effect, promoted the effect that prevents the paint vehicle and splash.
In this embodiment, the second connecting rod 202 is provided with a third sliding slot 2021 perpendicular to the outer surface of the reversing column 2. A reversing roller 2022 parallel to the second reversing rod 201 is arranged between the second reversing rod 201 and the outer surface of the reversing column 2, and the upper end surface and the lower end surface of the reversing roller 2022 are fixedly connected with a slide block 2023 sliding in the third slide groove 2021. One end of a third spring 2024 is fixedly connected to the groove surface of the third sliding groove 2021 close to the outer surface of the reversing column 2, and the other end of the third spring 2024 is fixedly connected to the sliding block 2023. The third spring 2024 applies elasticity to the slider 2023, pushes the reversing roller 2022 to move towards the second reversing rod 201, and pushes the reversing roller 2022 against the second reversing rod 201, so that the plastic film 7 passing through the space between the reversing roller 2022 and the second reversing rod 201 is pushed against the second reversing rod 201, the plastic film 7 is tensioned, the plastic film 7 is prevented from being deformed under the action of air flow sprayed by a spray gun, the sealing effect of the plastic film 7 is further improved, and the effect of preventing paint from splashing is further improved.
The specific application method of the paint spraying anti-splash pollution device in the embodiment is as follows:
after the area to be sprayed is determined, the fixed column 1 is adsorbed on the side line of the area to be sprayed through the first suction cup 105, and then the reversing column 2 is also adsorbed on the side line of the area to be sprayed through the second suction cup 205. One end of the plastic film 7 is taken off from the film roll 3 and sequentially passes through the space between the first reversing rod 101 and the fixed column 1 and the space between each second reversing rod 201 and the reversing column 2, so that the area to be sprayed is horizontally isolated from other areas by the plastic film 7. The plastic film 7 will retain the paint splattered when the area to be painted is painted. The bottom edge of the plastic film 7 is pressed on the surface of the sheet metal part through the soft magnetic strips 9, so that paint is prevented from escaping from the space between the plastic film 7 and the surface of the sheet metal part, and the latex adhesive tape between the soft magnetic blocks 901 has elasticity and can be extended and shortened, so that the bottom edges of the plastic films 7 with different lengths between the two reversing columns 2 are sealed. After the paint spraying is finished, the fourth connecting rod 12 drives the first limiting block 10 and the second limiting block 11 to move out of the first limiting groove 601 and the second limiting groove 301, the rubber pressing strip 108 rotates and moves out of the pressing groove 107, the film winding drum 3 can freely rotate at the moment, the plastic film 7 is not tensioned, and the plastic film adhered with the paint is torn off and then the first reversing rod 101 and the second reversing rod 201 are pulled out.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The protection method for preventing splashing pollution in paint spraying is characterized by comprising the following steps:
cleaning a spray opening of a paint spraying machine to remove dirt and residual paint materials near the spray opening;
cleaning the surface of the metal plate to be sprayed to ensure that no scraps or water stain residues exist;
fixing a paint spraying anti-splashing pollution device at the edge of the area to be sprayed on the sheet metal surface;
the paint spraying anti-splashing pollution protection method prevents the paint from splashing to the outside of the area to be sprayed by means of the paint spraying anti-splashing pollution device in the third step, wherein the paint spraying anti-splashing pollution device comprises a fixed column (1), a reversing column (2) and a film winding drum (3); the number of the reversing columns (2) is at least three;
two ends of the three first reversing rods (101) are fixedly connected to the outer surface of the fixed column (1) through first connecting rods (102) perpendicular to the axial direction of the fixed column (1), and the first reversing rods (101) are parallel to the axis of the fixed column (1); a first sliding groove (103) is formed in the outer surface of the fixing column (1) and located above the first reversing rod (101), and the first sliding groove (103) is in sliding fit with a first mounting sleeve (104); a first sucker (105) is fixedly arranged on the bottom surface of the fixed column (1); two ends of the three second reversing rods (201) are fixedly connected to the outer surface of the reversing column (2) through second connecting rods (202) perpendicular to the axial direction of the reversing column (2), and the second reversing rods (201) are parallel to the axis of the reversing column (2); a second sliding groove (203) is formed in the outer surface of the reversing column (2) and located above the second reversing rod (201), and the second sliding groove (203) is in sliding fit with a second mounting sleeve (204); a second sucker (205) is fixedly arranged on the bottom surface of the reversing column (2); one end of the first spring (4) is fixedly connected in the first mounting sleeve (104), and the other end of the first spring (4) is fixedly connected in the second mounting sleeve (204);
the top of the fixed column (1) is fixedly connected with a hollow shaft (6) parallel to the fixed column (1) through a third connecting rod (5), the film winding drum (3) is rotationally matched at the outer side of the hollow shaft (6), and a plastic film (7) is wound outside the film winding drum (3); a horizontal annular rubber bearing sheet (8) is fixedly arranged at the bottom of the hollow shaft (6), and the outer diameter of the rubber bearing sheet (8) is larger than that of the film winding drum (3); the height of the plane where the rubber bearing sheet (8) is located is lower than that of the plane where the first connecting rod (102) is located;
two first semicircular rings (106) are fixedly mounted on the outer surface of the fixing column (1), and two second semicircular rings (206) are fixedly mounted on the outer surface of the reversing column (2); the fixed column (1) is connected with the reversing column (2) through soft magnetic strips (9) hinged on the first semicircular ring (106) and the second semicircular ring (206); the two reversing columns (2) are connected through soft magnetic strips (9) hinged on the two second semicircular rings (206); the soft magnetic strips (9) comprise a plurality of soft magnetic blocks (901), and the adjacent soft magnetic blocks (901) are connected through latex adhesive tapes.
2. The method for preventing splashing pollution in paint spraying according to claim 1, wherein the method comprises the following steps: the number of the first suckers (105) on the bottom surface of the fixed column (1) is three, and the first suckers are arranged at an included angle of 60 degrees; the number of the second suckers (205) on the bottom surface of the reversing column (2) is three, and the second suckers are arranged at an included angle of 60 degrees.
3. The method for preventing splashing pollution in paint spraying according to claim 1, wherein the method comprises the following steps: the outer surface of the fixed column (1) is provided with a press groove (107) with a large outer part and a small inner part along the axial direction, the top of the fixed column (1) is hinged with a rubber pressing strip (108) which is matched with the press groove (107), and the plastic film (7) is pressed in the press groove (107) by the rubber pressing strip (108); six first limiting grooves (601) are formed in the hollow shaft (6) along the circumferential direction of the hollow shaft, and the included angle between every two adjacent first limiting grooves (601) is 60 degrees; the film winding drum (3) is provided with six second limiting grooves (301) corresponding to the first limiting grooves (601); the first limiting block (10) and the second limiting block (11) are respectively in sliding fit in two second limiting grooves (301) with an included angle of 180 degrees, and the first limiting block (10) and the second limiting block (11) are simultaneously in sliding fit in two first limiting grooves (601) with an included angle of 180 degrees; the first limiting block (10) and the second limiting block (11) are connected through a fourth connecting rod (12); a second spring (13) is arranged between the first limiting block (10) and the second limiting block (11).
4. The method for preventing splashing pollution in paint spraying according to claim 1, wherein the method comprises the following steps: a third sliding groove (2021) which is vertical to the outer surface of the reversing column (2) is formed in the second connecting rod (202); a reversing roller (2022) parallel to the second reversing rod (201) is arranged between the second reversing rod (201) and the outer surface of the reversing column (2), and the upper end surface and the lower end surface of the reversing roller (2022) are fixedly connected with a sliding block (2023) sliding in a third sliding groove (2021); one end of a third spring (2024) is fixedly connected to the groove surface of the third sliding groove (2021) close to the outer surface of the reversing column (2), and the other end of the third spring (2024) is fixedly connected to the sliding block (2023).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910948352.2A CN110586433B (en) | 2019-10-08 | 2019-10-08 | Protection method for preventing splashing pollution in paint spraying |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910948352.2A CN110586433B (en) | 2019-10-08 | 2019-10-08 | Protection method for preventing splashing pollution in paint spraying |
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| Publication Number | Publication Date |
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| CN110586433A CN110586433A (en) | 2019-12-20 |
| CN110586433B true CN110586433B (en) | 2022-03-18 |
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| CN201910948352.2A Active CN110586433B (en) | 2019-10-08 | 2019-10-08 | Protection method for preventing splashing pollution in paint spraying |
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| CN113275149B (en) * | 2021-06-01 | 2022-01-18 | 丰县通亚电子科技有限公司 | Environment-friendly electric motor car paint spraying apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104117448A (en) * | 2013-04-28 | 2014-10-29 | 天津富可达塑胶制品加工有限公司 | Covering jig structure for side key spraying |
| CN103372515A (en) * | 2013-07-26 | 2013-10-30 | 浙江吉利汽车研究院有限公司 | Shielding device for automobile spraying process |
| CN203862466U (en) * | 2014-04-21 | 2014-10-08 | 山东经典重工集团股份有限公司 | Paint spraying and shielding device at component connection end |
| CN105817407B (en) * | 2016-04-15 | 2018-10-30 | 中车唐山机车车辆有限公司 | A kind of part finishing coat color separation spraying method |
| CN206746889U (en) * | 2017-04-05 | 2017-12-15 | 深圳市荣德机器人科技有限公司 | A kind of pcb board spray-painting plant and its film keep off oil machine structure |
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