A baking paint device for automobile parts

By combining the air extractor with the filter system and the spiral disc structure, the problems of moisture accumulation and uneven temperature in the paint baking device for spare parts are solved, achieving efficient and safe drying results and improving the drying quality and production capacity of spare parts.

CN224332631UActive Publication Date: 2026-06-09ANHUI BANGZHUO TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ANHUI BANGZHUO TECHNOLOGY CO LTD
Filing Date
2025-05-27
Publication Date
2026-06-09

AI Technical Summary

Technical Problem

Existing automotive parts painting equipment is prone to paint drips during the painting process, which leads to low drying efficiency due to increased humidity, and the moisture emissions pose a hazard to air quality and health.

Method used

The system employs a combination of an air extractor and a filter system with a rotating spiral disc. The air extractor draws out moisture from the drying chamber and filters it, while the spiral disc ensures that the components are heated evenly, preventing uneven temperatures and improving drying efficiency and safety.

Benefits of technology

It effectively reduces moisture accumulation, improves drying quality and efficiency, prevents air pollution, and enhances safety and production capacity.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224332631U_ABST
    Figure CN224332631U_ABST
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Abstract

The utility model provides a kind of baking finish device for automobile parts, it is related to automobile parts processing technical field, including drying oven, the inside of drying oven is equipped with drying bin, drying oven is rotatably installed with door on drying oven by hinged member, the top of drying oven is installed with air pipe one, air pipe one is communicated with drying bin, the outside of drying oven is installed with air extractor, air extractor is installed with air pipe two, air pipe one and air pipe two are installed with connecting pipe between, connecting pipe is equipped with slot, arc plate is movably installed on connecting pipe in the position of being located in slot, filter element is installed in the slot of connecting pipe, the both ends of filter element are respectively connected with air pipe one and connecting pipe, mobile base is slidably arranged in drying bin by slide rail, a pair of rotating rods are movably installed on mobile base, the rotating rods are installed with spiral disc, spiral disc is equipped with several leakage holes, the top of drying oven is installed with motor.The device improves the baking quality of spare part, drying efficiency and quality and use safety.
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Description

Technical Field

[0001] This utility model belongs to the field of automotive parts processing technology, and more specifically, it relates to a paint baking device for automotive parts. Background Technology

[0002] Automotive parts refer to the various components and accessories used in the manufacturing and repair of automobiles. Parts painting equipment typically consists of multiple devices and is mainly used for painting various parts in the automotive, home appliance, and machinery industries. Its core function is to create a uniform and durable coating on the surface of the parts through spraying and baking processes.

[0003] Chinese patent application number CN202323414943.2 discloses a paint baking device for spare parts, including a housing. A mounting frame is installed inside the housing via a moving mechanism. A chamber is provided within the mounting frame. A first motor is installed on the top of the housing, and the output end of the first motor extends into the housing. A rotating rod is connected to the output end of the motor. The rotating rod extends into the chamber and connects to a first bevel gear. A second bevel gear meshes with the surface of the first bevel gear. A first connecting rod is installed on the surface of the second bevel gear. Several third bevel gears are installed on the surface of the first connecting rod. A set of fourth bevel gears meshes with the surface of the third bevel gears. A second connecting rod is installed on the surface of the fourth bevel gears. By driving the hook to rotate, the spare parts are rotated, ensuring uniform heating and improving the paint baking quality.

[0004] The aforementioned patent uses a hook to rotate, which in turn rotates the parts, ensuring even heating and improving paint quality. However, during the paint baking process, the moisture evaporating from the paint surface can cause the humidity inside the chamber to rise continuously, leading to paint drips and reducing the drying efficiency of the parts. This, in turn, affects the production capacity and quality of the parts. Furthermore, the moisture inside the chamber can easily pollute the air when the chamber door is opened for ventilation, posing a health hazard to technicians.

[0005] Therefore, in view of this, we have studied and improved the existing structure and its shortcomings, and provided a paint baking device for automotive parts, in order to achieve a more practical value. Utility Model Content

[0006] The purpose and effect of this utility model for a paint baking device for automotive parts are achieved by the following specific technical means:

[0007] A painting device for automotive parts includes a drying oven with a drying chamber inside. A door is rotatably mounted on the drying oven via a hinge. An air pipe is installed at the top of the drying oven, communicating with the drying chamber. An exhaust fan is installed outside the drying oven, and an air pipe is installed on the exhaust fan. A connecting pipe is installed between the air pipe and the air pipe. The connecting pipe has a slot, and an arc-shaped plate is movably mounted on the connecting pipe at a position within the slot. A filter element is installed within the slot of the connecting pipe, and both ends of the filter element are respectively engaged with the air pipe and the connecting pipe. A movable base is slidably mounted inside the drying chamber via a slide rail. A pair of rotating rods are movably mounted on the movable base, and a spiral disc is mounted on the pair of rotating rods. The spiral disc has several perforations. A motor is installed at the top of the drying oven.

[0008] Furthermore, the connecting pipe is provided with a sliding groove, the sliding groove is connected to the slot, the arc plate is slidably connected to the sliding groove, and the sliding groove matches the arc plate.

[0009] Furthermore, a locking bolt is rotatably installed on the connecting pipe, and a threaded hole is provided on the arc plate, with the locking bolt threadedly connected to the threaded hole.

[0010] Furthermore, a support base is installed at the bottom of one end of the second air pipe, and the support base is connected to the drying box.

[0011] Furthermore, a pair of gears are rotatably mounted in the mounting slot of the movable base, the pair of gears meshing with each other, and the pair of gears are respectively connected to a pair of rotating rods.

[0012] Furthermore, the output end of the motor extends into the drying chamber and is equipped with a rotating seat, and the top end of one of the rotating rods engages with a groove on the rotating seat.

[0013] Furthermore, a workbench is installed at the bottom of the drying oven, and several support legs are installed at the bottom of the workbench.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] The air is connected to the drying chamber via air pipe one. The air extractor compresses air to draw out the moisture in the drying chamber. The moisture in the drying chamber passes through air pipe one, then through the connecting pipe, and is filtered by the filter element in the connecting pipe. It then enters the air extractor through air pipe two, and finally the air extractor discharges the moisture. This reduces the accumulation of moisture in the drying chamber and improves the baking quality of the parts. In addition, the filter element prevents the gas from causing harm to the air and the health of technicians, improving drying efficiency and quality, while also enhancing safety in use.

[0016] By rotating the locking bolt to disengage it from the threaded hole on the arc plate, the arc plate can be slid to one side of the slot to pull the filter element out from the slot for replacement, thus improving maintenance efficiency.

[0017] The rotating seat on the motor drives one rotating rod to rotate, which in turn drives another rotating rod to rotate the spiral disc. The parts on the two spiral discs rotate simultaneously in the drying chamber, ensuring that their surfaces are heated evenly. This prevents uneven heating of individual parts, improving drying quality and efficiency. At the same time, multiple parts can be placed on the spiral discs simultaneously, increasing drying capacity. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the main body of a paint baking device for automotive parts according to this utility model.

[0019] Figure 2 This is a cross-sectional schematic diagram of a paint baking device for automotive parts according to this utility model.

[0020] Figure 3 This is an exploded schematic diagram of a paint baking device for automotive parts according to this utility model.

[0021] Figure 4 This is a schematic diagram of the movable base of a paint baking device for automotive parts according to this utility model.

[0022] In the diagram, the correspondence between component names and drawing numbers is as follows:

[0023] 1. Drying oven; 2. Oven door; 3. Exhaust fan; 4. Air pipe one; 5. Air pipe two; 6. Connecting pipe; 7. Motor; 8. Workbench; 9. Support legs; 10. Support base; 11. Drying chamber; 12. Movable base; 13. Rotating rod; 14. Spiral disc; 15. Groove; 16. Slide groove; 17. Arc plate; 18. Filter element; 19. Locking bolt; 20. Threaded hole; 21. Gear. Detailed Implementation

[0024] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. The following examples are for illustrative purposes only and should not be construed as limiting the scope of this utility model.

[0025] In the description of this utility model, unless otherwise stated, "a plurality of" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," "tail," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. In addition, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0026] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0027] Example:

[0028] As attached Figure 1 To be continued Figure 4 As shown:

[0029] This utility model provides a painting device for automotive parts, including a drying box 1, an internal drying chamber 11, a door 2 rotatably mounted on the drying box 1 via a hinge, an air pipe 4 connected to the drying chamber 1 at the top of the drying box 1, an exhaust fan 3 mounted on the outside of the drying box 1, an air pipe 5 mounted on the exhaust fan 3, a connecting pipe 6 between the air pipe 4 and the air pipe 5, a slot 15 on the connecting pipe 6, an arc-shaped plate 17 movably mounted on the connecting pipe 6 within the slot 15, a filter element 18 mounted within the slot 15 of the connecting pipe 6, with both ends of the filter element 18 engaging with the air pipe 4 and the connecting pipe 6 respectively, and a movable base 1 slidably mounted inside the drying chamber 11 via a slide rail. 2. A pair of rotating rods 13 are movably mounted on the movable base 12. A spiral disc 14 is mounted on the pair of rotating rods 13. The spiral disc 14 is provided with several leakage holes. A motor 7 is installed at the top of the drying chamber 1 and is connected to the drying chamber 11 through an air pipe 4. An air extractor 3 compresses air to extract the moisture in the drying chamber 11. The moisture in the drying chamber 11 passes through the air pipe 4 and the connecting pipe 6, and is filtered by the filter element 18 in the connecting pipe 6. Then it enters the air extractor 3 through the air pipe 5 and is finally discharged by the air extractor 3. This reduces the accumulation of moisture in the drying chamber 11 and improves the baking quality of the parts. In addition, after the filter element 18 filters the air, it can prevent the gas from causing harm to the air and the health of technicians, improve the drying efficiency and quality, and improve the safety of use.

[0030] The connecting pipe 6 is provided with a sliding groove 16, which is connected to the slot 15. The arc plate 17 is slidably connected to the sliding groove 16, and the sliding groove 16 matches the arc plate 17.

[0031] The connecting pipe 6 is threaded with a locking bolt 19, and the arc plate 17 is provided with a threaded hole 20. The locking bolt 19 is threadedly connected to the threaded hole 20. By rotating the locking bolt 19, it is disengaged from the threaded hole 20 on the arc plate 17. At this time, the arc plate 17 is slid to one side of the slot 15, and the filter element 18 can be pulled out from the slot 15 to replace the filter element 18, which improves the efficiency of maintenance work.

[0032] Among them, a support base 10 is installed at the bottom of one end of the second air pipe 5, and the support base 10 is connected to the drying box 1.

[0033] A pair of gears 21 are rotatably mounted in the mounting slot of the movable base 12. The pair of gears 21 mesh with each other and are respectively connected to a pair of rotating rods 13.

[0034] The output end of the motor 7 extends into the drying chamber 11 and is equipped with a rotating seat. The top of a rotating rod 13 is engaged with a groove on the rotating seat. The rotating seat on the motor 7 drives the rotating rod 13 to rotate. A pair of gears 21 in the movable base 12 mesh with each other, causing the other rotating rod 13 to drive the spiral disk 14 to rotate. The parts on the two spiral disks 14 rotate simultaneously in the drying chamber 11, so that their surfaces are heated evenly, preventing uneven baking of individual parts, improving drying quality and efficiency. At the same time, multiple parts can be placed on the spiral disk 14 at the same time, increasing drying capacity.

[0035] The bottom of the drying oven 1 is equipped with a workbench 8, and the bottom of the workbench 8 is equipped with several support legs 9.

[0036] The specific usage and function of this embodiment are as follows:

[0037] First, check the integrity of the device. Only use it after confirming it is intact. During use, place multiple parts on the spiral disc 14, slide the movable base 12 into the drying chamber 11, and lock the door 2. The rotating seat on the motor 7 drives a rotating rod 13 to rotate. A pair of gears 21 inside the movable base 12 mesh with each other, causing the other rotating rod 13 to drive the spiral disc 14 to rotate. The drying chamber 1 bakes the parts. The parts on both spiral discs 14 rotate simultaneously in the drying chamber 11, ensuring even heating of their surfaces and preventing uneven heating of individual parts. The air extractor 3 compresses air to extract moisture from the drying chamber 11. The moisture in the drying chamber 11 passes through the air pipe 4 and the connecting pipe 6, and... The filter element 18 in the connecting pipe 6 filters the air, which then enters the air extractor 3 through the second air pipe 5. Finally, the air extractor 3 discharges the air, reducing the accumulation of moisture in the drying chamber 11 and improving the baking quality of the parts. In addition, after the filter element 18 filters the air, it can prevent the gas from causing harm to the air and the health of technicians, improving drying efficiency and quality, and improving safety in use. By rotating the locking bolt 19 to disengage it from the threaded hole 20 on the arc plate 17, the arc plate 17 can be slid to one side of the slot 15, and the filter element 18 can be pulled out from the slot 15 for replacement, improving maintenance efficiency. This device has a novel overall design and simple structure, and is therefore worthy of widespread promotion and use.

[0038] The embodiments of this utility model are given for illustrative and descriptive purposes only, and are not intended to be exhaustive or to limit the utility model to the forms disclosed. Many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described in order to better illustrate the principles and practical applications of this utility model, and to enable those skilled in the art to understand this utility model and design various embodiments with various modifications suitable for a particular purpose.

Claims

1. A painting apparatus for automotive parts, comprising a drying oven (1), characterized in that: The drying oven (1) has a drying chamber (11) inside. A door (2) is rotatably installed on the drying oven (1) via a hinge. An air pipe (4) is installed at the top of the drying oven (1) and is connected to the drying chamber (11). An air extractor (3) is installed outside the drying oven (1). An air pipe (5) is installed on the air extractor (3). A connecting pipe (6) is installed between the air pipe (4) and the air pipe (5). The connecting pipe (6) has a slot (15). At a position located within the slot (15) on the connecting pipe (6) An arc-shaped plate (17) is installed in the movable part. A filter element (18) is installed in the groove (15) of the connecting pipe (6). The two ends of the filter element (18) are respectively engaged and connected to the air pipe (4) and the connecting pipe (6). A movable base (12) is slidably arranged in the drying chamber (11) through a slide rail. A pair of rotating rods (13) are movably installed on the movable base (12). A spiral disk (14) is installed on the pair of rotating rods (13). Several leakage holes are provided on the spiral disk (14). A motor (7) is installed at the top of the drying box (1).

2. The painting apparatus for automotive parts as described in claim 1, characterized in that: The connecting pipe (6) is provided with a sliding groove (16), which is connected to the slot (15). The arc plate (17) is slidably connected to the sliding groove (16), and the sliding groove (16) matches the arc plate (17).

3. The painting apparatus for automotive parts as described in claim 2, characterized in that: A locking bolt (19) is rotatably installed on the connecting pipe (6), and a threaded hole (20) is provided on the arc plate (17). The locking bolt (19) is threadedly connected to the threaded hole (20).

4. The painting apparatus for automotive parts as described in claim 3, characterized in that: A support base (10) is installed at the bottom of one end of the second air pipe (5), and the support base (10) is connected to the drying box (1).

5. The painting apparatus for automotive parts as described in claim 1, characterized in that: A pair of gears (21) are rotatably mounted in the mounting slot of the movable base (12). The pair of gears (21) are meshed with each other and are respectively connected to a pair of rotating rods (13).

6. The painting apparatus for automotive parts as described in claim 5, characterized in that: The output end of the motor (7) extends into the drying chamber (11) and is equipped with a rotating seat. The top end of one of the rotating rods (13) engages with the groove on the rotating seat.

7. The painting apparatus for automotive parts as described in claim 1, characterized in that: The bottom of the drying box (1) is equipped with a workbench (8), and the bottom of the workbench (8) is equipped with several support legs (9).