Drying device used after spraying treatment of automobile parts
By integrating the design of the spraying and drying equipment, and utilizing the rotating mechanism and gas circulation process, the problem of low drying efficiency after spraying automotive parts has been solved, achieving a highly efficient and uniform spraying and drying process, and ensuring the quality of the paint.
Patent Information
- Application Number
- CN202422767750.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-13
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-11-13
AI Technical Summary
The current drying process for automotive parts after painting is cumbersome, inefficient, and easily contaminates the paint, affecting the quality of the paint.
Design a device that integrates spraying and drying functions. Employ first and second rotating mechanisms to achieve position switching of parts within a confined space. Combined with gas circulation processing and temperature and humidity control, ensure uniform spraying and efficient drying.
It improves spraying and drying efficiency, ensures paint quality, and avoids environmental pollution and hazards through circulating gas treatment and sensor monitoring.
Smart Images
Figure CN223587503U_ABST
Abstract
Description
Technical Field
[0001] This utility model belongs to the field of metal spraying and drying, and relates to a drying device for automotive parts after spraying treatment. Background Technology
[0002] In the production of automotive parts, painting is required. To ensure the paint adheres firmly to the surface of the parts, they need to be dried after painting, followed by a cycle of painting and drying. This process is repeated multiple times. After painting, the parts need to be removed and placed in a drying unit, a tedious and inefficient process that can easily contaminate the paint and reduce its quality. Utility Model Content
[0003] The purpose of this invention is to overcome the shortcomings of the prior art and provide a drying device for automotive parts after spraying, which improves production efficiency while ensuring paint quality.
[0004] The purpose of this utility model is achieved through the following technical solution: a drying device for automotive parts after spray painting, comprising a mounting box, the mounting box having a door rotatably connected to the mounting box, a heating mechanism and a limiting mechanism inside the mounting box, the limiting mechanism being connected to the mounting box; a partition is connected to the top surface of the mounting box, one side of the partition being a spray painting box, and the other side of the partition being a drying box; multiple atomizing nozzles are provided inside the spray painting box, the atomizing nozzles being disposed on the partition and the inner wall of the spray painting box; the heating mechanism is provided on the inner wall of the drying box; a first turntable is provided below the partition, and a first rotating mechanism is provided on the bottom surface of the first turntable; The top surface of the first turntable is provided with multiple second turntables, which are rotatably connected to the first turntable via a second rotating mechanism; a limiting mechanism is provided above the second turntable; a first air pump is provided on the top surface of the mounting box; the output end of the first air pump is connected to an air intake treatment tank, the outlet end of the air intake treatment tank is connected to a dustproof net, the other end of the dustproof net is connected to a first circulation pipe, and the first circulation pipe is connected to the lower end of the spray box; the bottom surface of the air intake treatment tank is connected to the spray box, and a DN80 flow meter is provided at the connection point; the first air pump, the first rotating mechanism, the second rotating mechanism, and the heating mechanism are all connected to a controller via electrical signals, and the controller is connected to the side wall of the mounting box.
[0005] Through the above scheme, drying is carried out in the closed mounting box, and after drying, the first rotating mechanism is rotated to operate into the spraying box for paint spraying. During the paint spraying and drying, the second rotating mechanism is used to rotate the parts, so that the drying efficiency is accelerated, the paint spraying is more uniform, and the drying efficiency is further improved. Through the setting of the air inlet treatment tank, solid impurities in the circulating gas are removed, the spraying effect is avoided, the flow meter is combined, the gas flow rate is controlled, the paint loss is avoided, or the uniformity of the paint spraying is affected, the flow rate should be 0.3-0.6 / s, the solvent is normally volatilized, and the drying efficiency is further ensured.
[0006] Preferably, the side wall of the drying box is communicated with a circulating pump, and the output end of the circulating pump is connected with a circulating gas treatment tank; the circulating gas treatment tank comprises a tank body, the tank body contains a drying agent, the lower end of the tank body is communicated with the lower end of the drying box through a circulating pump, the upper end of the tank body is communicated with the drying box through a second circulating pipe, and a valve is arranged on the second circulating pipe.
[0007] Through the above scheme, the circulating pump pumps the gas in the drying box into the tank body, the drying agent dries the gas, the moisture content in the drying box is avoided to be too high, and the drying efficiency is reduced. Also avoid water vapor condensation on the wall surface of the drying box, dripping on the parts, affecting the paint spraying effect. At the same time, the dried gas is circulated back to the drying box, the heat is recycled, and the energy consumption is reduced.
[0008] Preferably, the upper end of the tank body is provided with an absorption bin, the absorption bin contains an adsorbent, the absorption bin is communicated with the lower end of the tank body through a waste gas treatment pipe, and the top surface of the absorption bin is provided with an exhaust pipe.
[0009] Through the above scheme, the setting of the absorption bin facilitates the removal of harmful gas and odor generated in the drying process when the gas in the mounting box is discharged.
[0010] Preferably, the drying box is provided with a KJT-XAQC-1600 temperature sensor and a CL-M53R humidity sensor, and the temperature sensor and the humidity sensor are connected with the controller through electric signals.
[0011] Through the above scheme, the temperature and humidity in the drying box are monitored by the temperature sensor and the humidity sensor all the time, and the working of the circulating pump and the heating mechanism is controlled by the controller, so that the temperature and humidity in the drying box are in the best state, and the drying efficiency is ensured.
[0012] Preferably, the first rotating mechanism comprises a rotating box, a first motor is arranged in the rotating box, the first motor is connected with the rotating box, a first driving gear is connected to the output end of the first motor, a first driven gear is engaged with the first driving gear, a first rotating shaft is connected to the middle part of the first driven gear, the upper end of the first rotating shaft penetrates the rotating box and is connected with the first rotating disc, and the bottom surface of the first rotating disc is provided with a plurality of rolling balls arranged in a track arranged on the top surface of the rotating box.
[0013] Through the above scheme, the first motor drives the first driving gear and the first driven gear to rotate, thereby driving the first rotating disc to rotate, so as to realize the position movement of the parts in the drying box and the spraying box.
[0014] Preferably, the second rotating mechanism is arranged on the top surface of the first rotating disc, and comprises a second motor, the second motor is arranged in the first rotating disc, a second driving gear is connected to the output end of the second motor, a second driven gear is engaged with the second driving gear, a second rotating shaft is connected to the middle part of the second driven gear, and a second rotating disc is connected to the upper end of the second rotating shaft.
[0015] Through the above scheme, the second motor drives the second driving gear and the second driven gear to rotate, thereby driving the second rotating disc to rotate, so that the parts rotate to be evenly heated / sprayed.
[0016] Preferably, the second rotating disc is provided with the limiting mechanism, which comprises a limiting groove arranged on the top surface of the second rotating disc, limiting plates are arranged on both sides of the limiting groove, limiting screws are connected to the limiting plates, fixed rods are threadedly connected to the limiting screws, the fixed rods are rotatably connected with the side walls of the limiting groove, a third motor is connected to the fixed rods, and the third motor is connected with the second rotating disc.
[0017] Through the above scheme, the third motor drives the limiting screws to move, so that the limiting plates fix the position of the parts, prevent the parts from falling or moving during rotation, and affect the spraying and drying process.
[0018] Preferably, the partition plate is provided with a heat insulation layer.
[0019] Through the above scheme, the arrangement of the heat insulation layer avoids a large amount of heat exchange between the drying box and the spraying box, thereby affecting the spraying and drying process.
[0020] The utility model discloses an advantageous effect is: the utility model discloses the drying case and the spraying case are combined, and the setting of first rotating mechanism and second rotating mechanism makes it convenient for realizing the conversion of position in the closed space, and it is convenient for multiple spraying, improves drying efficiency simultaneously. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 It is external structure schematic diagram of the utility model;
[0022] Figure 2 It is internal structure schematic diagram of the utility model;
[0023] Figure 3 It is structure schematic diagram of limiting mechanism;
[0024] Figure 4 It is structure schematic diagram of second rotating mechanism;
[0025] In the drawing, 1 is installed case, 2 is first air pump, 3 is air intake treatment jar, 4 is controller, 5 is first circulating pipe, 6 is case door, 7 is circulating gas treatment jar, 701 is jar body, 702 is drying agent, 703 is waste gas treatment pipe, 704 is adsorbent, 705 is circulating pump, 8 is dust screen, 9 is atomizing nozzle, 10 is first rotating disc, 11 is first motor, 12 is first driving gear, 13 is first driven gear, 14 is rotating case, 15 is ball, 16 is second motor, 17 is second rotating shaft, 18 is second rotating disc, 19 is limit slot, 20 is third motor, 21 is fixed link, 22 is limit screw, 23 is limit board, 24 is temperature sensor, 25 is humidity sensor, 26 is flowmeter. DETAILED DESCRIPTION
[0026] Example 1
[0027] As Figures 1-4As shown, a drying device for automobile parts after spraying treatment, comprising a mounting box 1, the mounting box 1 is provided with a box door 6, the box door 6 is sealingly connected with the mounting box 1, the box door 6 is rotatably connected with the mounting box 1, the mounting box 1 is provided with a heating mechanism and a limiting mechanism, the limiting mechanism is connected with the mounting box 1; the heating mechanism is a heating plate, the heating plate is arranged in the wall surface of the partition plate and the drying box; the top surface of the mounting box 1 is connected with the partition plate, one side of the partition plate is a spraying box, the other side of the partition plate is a drying box; a plurality of atomizing nozzles 9 are arranged in the spraying box, the atomizing nozzles 9 are arranged on the inner wall of the partition plate and the spraying box, the atomizing nozzles 9 are connected with a paint storage tank through a water pump; a first rotating disc 10 is arranged below the partition plate, a first rotating mechanism is arranged on the bottom surface of the first rotating disc 10; a plurality of second rotating discs 18 are arranged on the top surface of the first rotating disc 10, the second rotating discs 18 are rotatably connected with the first rotating disc 10 through the second rotating mechanism; a limiting mechanism is arranged above the second rotating disc 18; a first air pump 2 is arranged on the top surface of the mounting box 1; an air inlet treatment tank 3 is connected with the output end of the first air pump 2, a dust screen 8 is connected with the outlet end of the air inlet treatment tank 3, one end of the dust screen 8 is connected with a first circulating pipe 5, the first circulating pipe 5 is communicated with the lower end of the spraying box; the bottom surface of the air inlet treatment tank 3 is communicated with the spraying box, and a flow meter 26 is arranged at the communication position; the first air pump 2, the first rotating mechanism, the second rotating mechanism and the heating mechanism are connected with a controller 4 through wires, and the controller 4 is connected with the side wall of the mounting box 1.
[0028] The first rotating mechanism comprises a rotating box 14, the rotating box 14 is connected with the bottom surface of the mounting box 1, a first motor 11 is arranged in the rotating box 14, the first motor 11 is connected with the rotating box 14, a first driving gear 12 is connected with the output end of the first motor 11, a first driven gear 13 is engaged with the first driving gear 12, a first rotating shaft is connected with the middle part of the first driven gear 13, the first rotating shaft is vertically arranged, the upper end of the first rotating shaft penetrates the rotating box 14 and is connected with the first rotating disc 10; a plurality of balls 15 are arranged on the bottom surface of the first rotating disc 10, the balls 15 are arranged in a track, the track is annular, and the track is arranged on the top surface of the rotating box 14.
[0029] The second rotating mechanism is arranged on the top surface of the first rotating disc 10, and comprises a second motor 16 arranged in the first rotating disc 10, a second driving gear connected to the output end of the second motor 16, a second driven gear engaged with the second driving gear, a second rotating shaft 17 connected to the middle part of the second driven gear, a second rotating disc 18 connected to the upper end of the second rotating shaft 17, and a limiting mechanism arranged in the second rotating disc 18. The limiting mechanism comprises a limiting groove 19 arranged on the top surface of the second rotating disc 18, limiting plates 23 arranged on both sides of the limiting groove 19, anti-skid pads connected to the limiting plates 23, and limiting screws 22 connected to the limiting plates 23. The limiting screws 22 are horizontally arranged, and the limiting screws 22 are threadedly connected with fixed rods 21 which are rotationally connected with the side walls of the limiting groove 19. The fixed rods 21 are connected with a third motor 20 connected with the second rotating disc 18.
[0030] In the embodiment, the parts to be sprayed are placed in the limiting groove 19, the third motor 20 is driven to make the limiting plates 23 abut against the parts to be sprayed, and the position of the parts to be sprayed is limited. Then, the water pump is started, and the paint is sprayed on the parts to be sprayed through the atomizing nozzle 9. During the spraying process, the second motor 16 is started to drive the second rotating disc 18 to rotate, so that the paint is uniformly sprayed on the surface of the parts to be sprayed. During the spraying process, the first air pump 2 pumps air into the air treatment tank 3 for filtering and dust removal. At the same time, the power of the first air pump 2 is controlled according to the flow meter 26 to avoid excessive or insufficient air flow. Excessive air flow will cause uneven spraying of the paint and reduce the drying efficiency. Insufficient air flow will also slow down the evaporation speed of the solvent and reduce the drying rate. After the spraying is completed, the first motor 11 is started to rotate the parts to be sprayed through the first rotating disc 10 to the drying box for drying. During the drying process, the second motor 16 is also started to make the parts to be sprayed rotate continuously, so that the parts to be sprayed are uniformly heated and the drying rate is accelerated.
[0031] Embodiment 2
[0032] On the basis of embodiment 1, the side wall of the drying box is communicated with a circulating pump 705, and the output end of the circulating pump 705 is connected with a circulating gas treatment tank 7; the circulating gas treatment tank 7 comprises a tank body 701, the tank body 701 contains a drying agent 702, the lower end of the tank body 701 is communicated with the lower end of the drying box through the circulating pump 705, the upper end of the tank body 701 is communicated with the drying box through a second circulating pipe, and a valve is arranged on the second circulating pipe. The upper end of the tank body 701 is provided with an absorption bin, the absorption bin contains an adsorbent 704, i.e. a contaminated gas adsorbent, and the absorption bin is communicated with the lower end of the tank body 701 through a waste gas treatment pipe 703; the top surface of the absorption bin is provided with an exhaust pipe. The drying box is provided with a temperature sensor 24 and a humidity sensor 25, the temperature sensor 24 and the humidity sensor 25 are connected with the controller 4 through a signal converter, and the controller 4 is connected with the heating plate, the first air pump 2, the circulating pump 705, the first motor 11, the second motor 16, the third motor 20 and the water pump. The partition plate is provided with a heat insulation layer, and the wall surface of the mounting box 1 is provided with a fireproof layer.
[0033] In specific implementation, after a period of time, the valve on the second circulating pipe is closed, and the valve on the waste gas treatment pipe 703 is opened, so that the gas in the drying box is introduced into the absorption bin to remove the harmful gas carried therein, and then discharged, so as to avoid that the solvent and decomposition material volatilized from the coating film exceed a certain concentration, thereby affecting the drying speed, quality of the paint film, and even causing explosion. During the drying process, the working state of the circulating pump 705 and the heating plate is controlled by the temperature sensor 24, the humidity sensor 25 and the controller 4, so that the temperature and humidity in the drying box are always in an optimal state.
Claims
1. An automobile parts drying device after spraying treatment, comprising a mounting box (1), the mounting box (1) is provided with a box door (6), the box door (6) is rotatably connected with the mounting box (1), a heating mechanism and a limiting mechanism are arranged in the mounting box (1), and the limiting mechanism is connected with the mounting box (1); characterized in that: The top surface of the installation box (1) is connected with a partition plate, one side of the partition plate is a spraying box, the other side of the partition plate is a drying box; a plurality of atomizing nozzles (9) are arranged in the spraying box, and the atomizing nozzles (9) are arranged on the inner wall of the spraying box and the partition plate; the inner wall of the drying box is provided with the heating mechanism; the lower side of the partition plate is provided with a first rotating disc (10), the bottom surface of the first rotating disc (10) is provided with a first rotating mechanism; the top surface of the first rotating disc (10) is provided with a plurality of second rotating discs (18), the second rotating discs (18) are rotatably connected with the first rotating disc (10) through a second rotating mechanism; the upper side of the second rotating disc (18) is provided with a limiting mechanism; the top surface of the installation box (1) is provided with a first air pump (2); the output end of the first air pump (2) is connected with an air inlet treatment tank (3), the outlet end of the air inlet treatment tank (3) is connected with a dust screen (8), the other end of the dust screen (8) is connected with a first circulating pipe (5), and the first circulating pipe (5) is communicated with the lower end of the spraying box; the bottom surface of the air inlet treatment tank (3) is communicated with the spraying box, and a flowmeter (26) is arranged at the communication position; the first air pump (2), the first rotating mechanism, the second rotating mechanism and the heating mechanism are connected with a controller (4) through electric signals, and the controller (4) is connected with the side wall of the installation box (1).
2. The drying device for the automobile parts after the spraying treatment according to claim 1, characterized in that: The side wall of the drying box is communicated with a circulating pump (705), and the output end of the circulating pump (705) is connected with a circulating gas treatment tank (7); the circulating gas treatment tank (7) comprises a tank body (701), the tank body (701) contains a drying agent (702), the lower end of the tank body (701) is communicated with the lower end of the drying box through the circulating pump (705), the upper end of the tank body (701) is communicated with the drying box through a second circulating pipe, and a valve is arranged on the second circulating pipe.
3. The drying device for the automobile parts after the spraying treatment according to claim 2, characterized in that: The upper end of the tank body (701) is provided with an absorption bin, the absorption bin contains an adsorbent (704), and the absorption bin is communicated with the lower end of the tank body (701) through a waste gas treatment pipe (703); the top surface of the absorption bin is provided with an exhaust pipe.
4. The drying device for the automobile parts after the spraying treatment according to claim 1, characterized in that: The drying box is provided with a temperature sensor (24) and a humidity sensor (25), and the temperature sensor (24) and the humidity sensor (25) are connected with the controller (4) through electric signals.
5. The drying apparatus for the automobile parts after the spraying process according to claim 1, characterized in that: The first rotating mechanism comprises a rotating box (14), the rotating box (14) is provided with a first motor (11), the first motor (11) is connected with the rotating box (14), the output end of the first motor (11) is connected with a first driving gear (12), the first driving gear (12) is engaged with a first driven gear (13), the middle part of the first driven gear (13) is connected with a first rotating shaft, the upper end of the first rotating shaft penetrates through the rotating box (14) and is connected with the first rotating disc (10); the bottom surface of the first rotating disc (10) is provided with a plurality of rolling balls (15), the rolling balls (15) are arranged in a track, and the track is arranged on the top surface of the rotating box (14).
6. The drying apparatus for the automobile parts after the spraying process according to claim 5, characterized in that: The second rotating mechanism is arranged on the top surface of the first rotating disc (10), comprising a second motor (16) arranged in the first rotating disc (10), the output end of the second motor (16) being connected with a second driving gear, the second driving gear being engaged with a second driven gear, the middle part of the second driven gear being connected with a second rotating shaft (17), the upper end of the second rotating shaft (17) being connected with a second rotating disc (18).
7. The drying apparatus for the automobile parts after the spraying process according to claim 6, characterized in that: The second rotating disc (18) is provided with the limiting mechanism, comprising a limiting groove (19) arranged on the top surface of the second rotating disc (18); the two sides of the limiting groove (19) are provided with limiting plates (23), the limiting plates (23) being connected with limiting screws (22), the limiting screws (22) being threadedly connected with fixing rods (21), the fixing rods (21) being rotatably connected with the side walls of the limiting groove (19), the fixing rods (21) being connected with third motors (20), the third motors (20) being connected with the second rotating disc (18).
8. The drying apparatus for the automobile parts after the spraying process according to claim 1, characterized in that: The partition plate is provided with a heat insulation layer.