Wood-grain-imitating paint spraying processing technology for lifter panel

Abstract

The invention discloses a wood-grain-imitating paint spraying processing technology for a lifter panel, and aims to solve the technical problems that a current wood-grain-imitating paint spraying processing technology for the lifter panel cannot be used for continuously carrying out full-automatic wood-grain-imitating paint spraying processing on the lifter panel, and the cost is relatively high in the wood-grain-imitating paint spraying processing process of the lifter panel. Comprising the following processing steps: S1, firstly, polishing and cleaning the surface of a lifter panel by adopting wood grain-like paint spraying processing equipment to ensure that a base layer is flat and clean; and S2, after the step S1 is completed, primer is evenly sprayed to the surface of the lifter panel through wood grain imitation paint spraying processing equipment, and after the primer is cured, a base layer is formed. According to the wood-grain-imitating paint spraying processing equipment, full-automatic wood-grain-imitating paint spraying processing can be continuously performed on the lifter panel, so that batch wood-grain-imitating paint spraying processing on the lifter panel is realized, the wood-grain-imitating paint spraying processing speed of the lifter panel is reduced, and the wood-grain-imitating paint spraying processing efficiency of the lifter panel is improved.

Description

Technical Field

[0001] The invention relates to the technical field of lifter panel processing, in particular to a wood grain-like spray painting process for lifter panels. Background Art

[0002] With the development of the automobile industry and the improvement of the quality of life, various performance indicators of automobiles are constantly improving, and the perceived quality of interior decoration has become one of the important indicators for measuring automobile quality, especially for car doors, which are used very frequently. The internal operating feel and comfort have become items that customers feel frequently and pay more attention to, especially with the gradual embodiment of the concept of youthful and technological design of interior decoration. Many special processes such as electroplating, painting, INS, IMD, piano paint, etc. are gradually applied to interior decoration parts. At the same time, the base materials are selected from PC, PC+ABS, ABS, PMMA and other materials. Due to the interaction of polar groups in the characteristics of the materials, hard contact produces abnormal noise. In order to increase the aesthetics and touch of the lifter panel, most of them will be sprayed on the outer layer of the lifter panel to imitate wood grain.

[0003] In the process of realizing the invention, the inventor found that there are at least the following problems in the prior art that have not been solved: during use, the traditional wood grain spray painting process for the lifter panel cannot continuously and fully automatically spray the lifter panel with wood grain, so that the lifter panel cannot be sprayed with wood grain in batches, the speed of the wood grain spray painting process for the lifter panel is relatively slow, the efficiency is low, and the cost of the wood grain spray painting process for the lifter panel is relatively high. Therefore, a new technical solution needs to be designed to solve the problem. Summary of the invention

[0004] The purpose of the present invention is to provide a lifter panel imitation wood grain painting processing technology to solve the technical problems that the current lifter panel imitation wood grain painting processing technology cannot continuously and fully automatically perform imitation wood grain painting processing on the lifter panel, so that the lifter panel cannot be processed by batch imitation wood grain painting, the speed of the lifter panel imitation wood grain painting processing is relatively slow, the efficiency is low, and the cost is relatively high during the lifter panel imitation wood grain painting processing.

[0005] To achieve the above object, the present invention provides the following technical solution: a wood grain spray painting process for a lifter panel, comprising the following processing steps:

[0006] S1. First, use imitation wood grain spray paint processing equipment to polish and clean the surface of the lifter panel to ensure that the base layer is flat and clean;

[0007] S2. After step S1 is completed, use the imitation wood grain paint processing equipment to evenly spray the primer on the surface of the lifter panel, and after the primer is cured, a base layer is formed;

[0008] S3. After step S2 is completed, the simulated wood grain paint is sprayed on the primer using a wood grain spray paint processing device, and after the paint is cured, a coating layer is formed;

[0009] S4. After step S3 is completed, use the imitation wood grain paint processing equipment to roll the imitation wood grain tool on the sprayed paint surface to form an imitation wood grain coating layer;

[0010] S5. After step S4 is completed, the imitation wood grain coating layer is completely dried and cured using the imitation wood grain paint processing equipment;

[0011] S6. After step S5 is completed, a layer of transparent topcoat is sprayed on the imitation wood grain coating layer using the imitation wood grain spray paint processing equipment, and the sprayed topcoat is dried.

[0012] As a preferred embodiment of the present invention, the primer is varnish or polyurethane resin.

[0013] As a preferred embodiment of the present invention, the paint for simulating wood grain is water-based imitation wood grain paint or oil-based imitation wood grain paint.

[0014] As a preferred embodiment of the present invention, the imitation wood grain paint processing equipment includes, from front end to rear end, a conveying mechanism, a grinding mechanism, a primer spraying mechanism, a first curing treatment mechanism, an imitation wood grain paint spraying mechanism, a second curing treatment mechanism, an imitation wood grain roller brush mechanism, a third curing treatment mechanism, a topcoat spraying mechanism and a fourth curing treatment mechanism.

[0015] As a preferred embodiment of the present invention, a first electric push rod is fixedly connected to the top of the grinding mechanism, and a grinding motor is fixedly connected to the output end of the first electric push rod, and a grinding wheel is fixedly connected to the output end of the grinding motor. Second electric push rods are installed on both sides of the first electric push rod, and a transparent shielding cover is fixedly connected to the output end of the second electric push rod, and a third electric push rod is fixedly connected to the two sides of the transparent shielding cover, and a clamping plate is fixedly connected to the output end of the third electric push rod, and an exhaust pipe is installed on one side of the shielding cover, and the other end of the exhaust pipe is connected to a powder collection box through an exhaust pump.

[0016] As a preferred embodiment of the present invention, the top ends of the primer spraying mechanism, the imitation wood grain paint spraying mechanism and the topcoat spraying mechanism are all fixedly connected with a fifth electric push rod, the output end of the fifth electric push rod is fixedly connected with a spray pipe, one end of the spray pipe is connected with a suction pump through a hose, and the other end of the suction pump is connected with a paint storage box through a suction pipe.

[0017] As a preferred embodiment of the present invention, one end of the hose is sealed connected to one end of the spray pipe, the other end of the hose is sealed connected to one end of the suction pump, the other end of the suction pump is sealed connected to one end of the suction pipe, and the other end of the suction pipe is installed inside the paint storage box.

[0018] As a preferred embodiment of the present invention, the top of the imitation wood grain roller brush mechanism is fixedly connected to a sixth electric push rod, the output end of the sixth electric push rod is fixedly connected to a mounting bracket, one side of the mounting bracket is fixedly connected to a driving motor, the output end of the driving motor is fixedly connected to an imitation wood grain roller brush cylinder, and both ends of the imitation wood grain roller brush cylinder are rotatably connected to the inner side surface of the mounting bracket.

[0019] As a preferred embodiment of the present invention, a conveying motor is fixedly connected to one side of the conveying mechanism, and an output end of the conveying motor is connected to a conveying belt via a rotating shaft.

[0020] As a preferred embodiment of the present invention, the top ends of the first curing treatment mechanism, the second curing treatment mechanism, the third curing treatment mechanism and the fourth curing treatment mechanism are all fixedly connected with heating and baking lamps.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] The present invention adopts imitation wood grain paint processing equipment to continuously and automatically perform imitation wood grain paint processing on the lifter panel, thereby realizing batch imitation wood grain paint processing on the lifter panel, saving the speed of the imitation wood grain paint processing of the lifter panel, improving the efficiency of the imitation wood grain paint processing of the lifter panel, and during the imitation wood grain paint processing of the lifter panel, multiple operators are not required to operate, saving the cost of the imitation wood grain paint processing of the lifter panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Other features, objects and advantages of the present invention will become more apparent from the detailed description of non-limiting embodiments made with reference to the following drawings:

[0024] Figure 1 It is a schematic diagram of the structure of the wood grain imitation paint spraying processing equipment of the present invention;

[0025] Figure 2 It is a schematic diagram of the structure of the grinding mechanism of the present invention;

[0026] Figure 3 It is a schematic diagram of the structure of the conveying mechanism of the present invention;

[0027] Figure 4 It is a front view of the first curing treatment mechanism of the present invention;

[0028] In the figure: 1, conveying mechanism; 11, grinding mechanism; 12, primer spraying mechanism; 13, first curing treatment mechanism; 14, imitation wood grain paint spraying mechanism; 15, second curing treatment mechanism; 16, imitation wood grain roller brush mechanism; 17, third curing treatment mechanism; 18, topcoat spraying mechanism; 19, fourth curing treatment mechanism;

[0029] 20. First electric push rod; 21. Grinding motor; 22. Grinding wheel; 23. Second electric push rod; 24. Transparent shielding cover; 25. Third electric push rod; 26. Clamping plate; 27. Air extraction pipe; 28. Air extractor; 19. Powder collecting box;

[0030] 30. Fifth electric push rod; 31. Spraying pipe; 32. Hose; 33. Suction pump; 34. Suction pipe; 35. Paint storage box; 36. Sixth electric push rod; 37. Mounting frame; 38. Driving motor; 39. Imitation wood grain roller brush;

[0031] 40. Conveying motor; 41. Conveying belt; 42. Heating and baking lamp. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0033] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0034] Embodiment 1: A wood grain spray painting process for a lifter panel, comprising the following processing steps:

[0035] S1. First, use imitation wood grain spray paint processing equipment to polish and clean the surface of the lifter panel to ensure that the base layer is flat and clean;

[0036] S2. After step S1 is completed, use the imitation wood grain paint processing equipment to evenly spray the primer on the surface of the lifter panel, and after the primer is cured, a base layer is formed;

[0037] S3. After step S2 is completed, the simulated wood grain paint is sprayed on the primer using a wood grain spray paint processing device, and after the paint is cured, a coating layer is formed;

[0038] S4. After step S3 is completed, use the imitation wood grain paint processing equipment to roll the imitation wood grain tool on the sprayed paint surface to form an imitation wood grain coating layer;

[0039] S5. After step S4 is completed, the imitation wood grain coating layer is completely dried and cured using the imitation wood grain paint processing equipment;

[0040] S6. After step S5 is completed, a layer of transparent topcoat is sprayed on the imitation wood grain coating layer using the imitation wood grain spray paint processing equipment, and the sprayed topcoat is dried.

[0041] Example 2: See Figures 1 to 4 The imitation wood grain spray painting processing equipment includes, from the front end to the rear end, a conveying mechanism 1, a grinding mechanism 11, a primer spraying mechanism 12, a first curing treatment mechanism 13, an imitation wood grain paint spraying mechanism 14, a second curing treatment mechanism 15, an imitation wood grain roller brush mechanism 16, a third curing treatment mechanism 17, a topcoat spraying mechanism 18 and a fourth curing treatment mechanism 19;

[0042] The top of the grinding mechanism 11 is fixedly connected with a first electric push rod 20, the output end of the first electric push rod 20 is fixedly connected with a grinding motor 21, the output end of the grinding motor 21 is fixedly connected with a grinding wheel 22, second electric push rods 23 are installed on both sides of the first electric push rod 20, the output end of the second electric push rod 23 is fixedly connected with a transparent shielding cover 24, the two sides of the transparent shielding cover 24 are fixedly connected with third electric push rods 25, the output end of the third electric push rod 25 is fixedly connected with a clamping plate 26, an exhaust pipe 27 is installed on one side of the shielding cover, and the other end of the exhaust pipe 27 is connected to a powder collection box 19 through an exhaust fan 28. When grinding, first place the lifter panel on the grinding end of the conveying mechanism 1, and then the second electric push rod 23 drives the transparent shielding cover 24 to move downward, so as to cover the lifter panel, and then the third electric push rod 25 drives the clamping plate 26 to clamp and fix the two ends of the lifter panel, and then the first electric push rod 20 drives the grinding motor 21 to move downward. During this process, the grinding motor 21 drives the grinding wheel 22 to rotate, so as to grind the surface of the lifter panel. At this time, the vacuum fan 28 extracts the powder in the transparent shielding cover 24 through the vacuum pipe 27, and transports it to the powder collection box 19 for storage;

[0043] The top ends of the primer spraying mechanism 12, the imitation wood grain paint spraying mechanism 14 and the topcoat spraying mechanism 18 are all fixedly connected to a fifth electric push rod 30, the output end of the fifth electric push rod 30 is fixedly connected to a spray pipe 31, one end of the spray pipe 31 is connected to a suction pump 33 through a hose 32, the other end of the suction pump 33 is connected to a paint storage box 35 through a suction pipe 34, one end of the hose 32 is sealed connected to one end of the spray pipe 31, and the other end of the hose 32 is sealed connected to one end of the suction pump 33. The other end of the suction pump 33 is sealed and connected to one end of the suction pipe 34, and the other end of the suction pipe 34 is installed inside the paint storage box 35. When the lifter panel is sprayed with primer, imitation wood grain paint and topcoat, the suction pump 33 will extract the spray paint in the paint storage box 35 through the suction pipe 34, and then transport it to the spray pipe 31 through the hose 32, and then the spray paint is sprayed by the nozzle at the bottom of the spray pipe 31, so as to achieve the purpose of spraying the primer, imitation wood grain paint and topcoat on the lifter panel;

[0044] The top of the imitation wood grain roller brush mechanism 16 is fixedly connected with a sixth electric push rod 36, the output end of the sixth electric push rod 36 is fixedly connected with a mounting frame 37, one side of the mounting frame 37 is fixedly connected with a driving motor 38, the output end of the driving motor 38 is fixedly connected with an imitation wood grain roller brush cylinder 39, and both ends of the imitation wood grain roller brush cylinder 39 are rotatably connected to the inner side surface of the mounting frame 37. When the lifter panel is subjected to imitation wood grain treatment, the sixth electric push rod 36 will drive the mounting frame 37 to move downward, and during this process, the driving motor 38 will drive the imitation wood grain roller brush cylinder 39 to rotate, and when the lifter panel passes through the imitation wood grain roller brush cylinder 39, the imitation wood grain roller brush cylinder 39 will roll the surface of the lifter panel to perform imitation wood grain treatment;

[0045] A conveying motor 40 is fixedly connected to one side of the conveying mechanism 1, and the output end of the conveying motor 40 is connected to a conveying belt 41 through a rotating shaft. When the lifter panel is conveyed, the conveying motor 40 drives the conveying belt 41 to rotate through the rotating shaft, so as to convey the lifter panel;

[0046] The tops of the first curing treatment mechanism 13, the second curing treatment mechanism 15, the third curing treatment mechanism 17 and the fourth curing treatment mechanism 19 are all fixedly connected with a heating and baking lamp 42. When the sprayed lifter panel passes through the first curing treatment mechanism 13, the second curing treatment mechanism 15, the third curing treatment mechanism 17 and the fourth curing treatment mechanism 19, the heating and baking lamp 42 heats and cures it;

[0047] To sum up, the use of imitation wood grain paint processing equipment can continuously and automatically perform imitation wood grain paint processing on the lifter panels, thereby realizing batch imitation wood grain paint processing on the lifter panels, saving the speed of the imitation wood grain paint processing of the lifter panels, and improving the efficiency of the imitation wood grain paint processing of the lifter panels. In addition, during the imitation wood grain paint processing of the lifter panels, multiple operators are not required to operate, saving the cost of the imitation wood grain paint processing of the lifter panels.

[0048] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0049] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A wood grain spray painting process for a lifter panel, characterized in that: The processing steps include: S1. First, use imitation wood grain spray paint processing equipment to polish and clean the surface of the lifter panel to ensure that the base layer is flat and clean; S2. After step S1 is completed, use the imitation wood grain paint processing equipment to evenly spray the primer on the surface of the lifter panel, and after the primer is cured, a base layer is formed; S3. After step S2 is completed, the simulated wood grain paint is sprayed on the primer using a wood grain spray paint processing device, and after the paint is semi-cured, a coating layer is formed; S4. After step S3 is completed, use the imitation wood grain paint processing equipment to roll the imitation wood grain tool on the sprayed paint surface to form an imitation wood grain coating layer; S5. After step S4 is completed, the imitation wood grain coating layer is completely dried and cured using the imitation wood grain paint processing equipment; S6. After step S5 is completed, a layer of transparent topcoat is sprayed on the imitation wood grain coating layer using the imitation wood grain spray paint processing equipment, and the sprayed topcoat is dried.

2. The wood grain-like spray painting process for lifter panels according to claim 1, characterized in that: The primer is varnish or polyurethane resin.

3. The wood grain-like spray painting process for lifter panels according to claim 1, characterized in that: The paint for simulating wood grain is water-based imitation wood grain paint or oil-based imitation wood grain paint.

4. The wood grain-like spray painting process for lifter panels according to claim 1, characterized in that: The wood grain imitation paint spraying processing equipment comprises, from the front end to the rear end, a conveying mechanism (1), a grinding mechanism (11), a primer spraying mechanism (12), a first curing treatment mechanism (13), a wood grain imitation paint spraying mechanism (14), a second curing treatment mechanism (15), a wood grain imitation roller brush mechanism (16), a third curing treatment mechanism (17), a topcoat spraying mechanism (18) and a fourth curing treatment mechanism (19).

5. The wood grain-like spray painting process for lifter panels according to claim 4, characterized in that: The top of the grinding mechanism (11) is fixedly connected to a first electric push rod (20), the output end of the first electric push rod (20) is fixedly connected to a grinding motor (21), and the output end of the grinding motor (21) is fixedly connected to a grinding wheel (22). Second electric push rods (23) are installed on both sides of the first electric push rod (20), the output end of the second electric push rod (23) is fixedly connected to a transparent shielding cover (24), and third electric push rods (25) are fixedly connected on both sides of the transparent shielding cover (24), and the output end of the third electric push rod (25) is fixedly connected to a clamping plate (26), and an exhaust pipe (27) is installed on one side of the shielding cover, and the other end of the exhaust pipe (27) is connected to a dust collection box (19) through an exhaust fan (28).

6. The wood grain-like spray painting process for lifter panels according to claim 4, characterized in that: The top ends of the primer spraying mechanism (12), the imitation wood grain paint spraying mechanism (14) and the topcoat spraying mechanism (18) are all fixedly connected to a fifth electric push rod (30), the output end of the fifth electric push rod (30) is fixedly connected to a spraying pipe (31), one end of the spraying pipe (31) is connected to a suction pump (33) via a hose (32), and the other end of the suction pump (33) is connected to a paint storage box (35) via a suction pipe (34).

7. The wood grain-like spray painting process for lifter panels according to claim 6, characterized in that: One end of the hose (32) is sealedly connected to one end of the spray pipe (31), the other end of the hose (32) is sealedly connected to one end of the suction pump (33), the other end of the suction pump (33) is sealedly connected to one end of the suction pipe (34), and the other end of the suction pipe (34) is installed inside the paint storage box (35).

8. The wood grain-like spray painting process for lifter panels according to claim 4, characterized in that: The top end of the imitation wood grain roller brush mechanism (16) is fixedly connected to a sixth electric push rod (36), the output end of the sixth electric push rod (36) is fixedly connected to a mounting frame (37), one side of the mounting frame (37) is fixedly connected to a drive motor (38), the output end of the drive motor (38) is fixedly connected to a wood grain imitation roller brush cylinder (39), and both ends of the wood grain imitation roller brush cylinder (39) are rotatably connected to the inner side surface of the mounting frame (37).

9. The wood grain-like spray painting process for lifter panels according to claim 4, characterized in that: A conveying motor (40) is fixedly connected to one side of the conveying mechanism (1), and an output end of the conveying motor (40) is connected to a conveying belt (41) via a rotating shaft.

10. The wood grain-like spray painting process for lifter panels according to claim 4, characterized in that: The top ends of the first curing treatment mechanism (13), the second curing treatment mechanism (15), the third curing treatment mechanism (17) and the fourth curing treatment mechanism (19) are all fixedly connected with a heating and baking lamp (42).

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