A wheel hub coating rapid curing drying device

By designing a rotating motor-driven rack and positioning components, the problems of uneven drying and inconvenient installation of wheel hub coatings have been solved, achieving uniform and rapid drying of wheel hub coatings and simplifying the installation process.

CN224463112UActive Publication Date: 2026-07-07CHANGZHOU HENGCHENG CONSTR BOND CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHANGZHOU HENGCHENG CONSTR BOND CO LTD
Filing Date
2025-07-11
Publication Date
2026-07-07

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Abstract

The utility model relates to drying equipment technical field especially is a kind of hub coating quick solidification drying equipment, including drying cabinet, the drying cabinet bottom end is fixedly connected with rotating motor, the rotating motor output shaft top is fixedly connected with the carousel located in the inside of drying cabinet, in the utility model, by being set up rotating motor, carousel, limit block, object rack, support rod, object plate, electric push rod, support plate and support wheel, after object rack installation, start drying cabinet and start rotating motor, carousel drives object rack to move to make hub heat more evenly, to carry out quick drying to hub coating, after cooling after drying end, electric push rod can be started to make support wheel lift object rack, pull object rack to make it move on support wheel, to complete to carry out object rack, this design makes the drying effect of hub better, and makes the installation and removal step of object rack simple, convenient hub and object rack dismounting.
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Description

Technical Field

[0001] This utility model relates to the field of drying equipment technology, specifically a wheel hub coating rapid curing and drying equipment. Background Technology

[0002] Rapid drying of wheel hub coatings is a crucial step in the wheel hub painting process, playing a decisive role in the final performance and appearance of the coating. In the conventional aluminum alloy wheel hub painting process, the pretreatment process first removes oil and oxide scale from the wheel hub surface and forms a passivation film to enhance the coating adhesion. Then, the primer, topcoat, and clear coat are applied. Drying is an important step after each coating is applied to promote the curing of the coating. Rapid curing and drying equipment for wheel hub coatings is usually used during the drying process.

[0003] Existing wheel hub coating rapid curing and drying equipment is widely used, but existing equipment usually places the wheel hub in a fixed position inside the drying oven for drying, resulting in poor drying effect. In addition, the bracket for installing the wheel hub is set inside the drying oven, which is not convenient for installing the wheel hub. Therefore, in order to address the above problems, a wheel hub coating rapid curing and drying equipment is proposed. Summary of the Invention

[0004] The purpose of this invention is to provide a wheel hub coating rapid curing and drying device to solve the problems of poor drying effect of existing devices and inconvenient installation of wheel hub racks mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A wheel hub coating rapid curing and drying device includes a drying chamber. A rotating motor is fixedly connected to the bottom of the drying chamber. A turntable located inside the drying chamber is fixedly connected to the top of the output shaft of the rotating motor. Multiple limiting blocks are fixedly connected to the top of the turntable. A shelf is provided inside the limiting blocks. Multiple vertically arranged support rods are fixedly connected to the top of the shelf. A shelf plate is fixedly connected to the top of the support rods. A positioning component is installed on the top of the shelf. Electric push rods are symmetrically arranged below the shelf and fixedly connected to the bottom of the drying chamber. A support plate is fixedly connected to the top of the output shaft of the electric push rod. A support wheel is fixedly connected to the top of the support plate.

[0007] Preferably, the output shaft of the rotating motor passes through the drying box and is rotatably connected to the drying box, and the output shaft of the electric push rod passes through the drying box and is slidably connected to the drying box.

[0008] Preferably, the inner sides of the plurality of limiting blocks are in contact with the inner side of the shelf, and a plurality of support wheels are provided, which are evenly distributed at the top of the support plate.

[0009] Preferably, the positioning component includes a positioning cylinder fixedly connected to the top of the shelf, a symmetrically arranged connecting rod that passes through the positioning cylinder is slidably connected inside the positioning cylinder, a tensioning block is fixedly connected to the side of the connecting rod away from the positioning cylinder, a moving block is fixedly connected to the end of the connecting rod away from the tensioning block, a threaded cylinder is provided above the moving block, a bolt is threadedly connected to the inner side of the threaded cylinder, and a driving block is fixedly connected to the bottom end of the bolt.

[0010] Preferably, the threaded cylinder is fixedly connected to the top of the positioning cylinder, the moving block is designed to be thinner at the top and thicker at the bottom, and the driving block is shaped like a frustum of a cone, wider at the top and narrower at the bottom.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] 1. In this utility model, by setting up a rotating motor, turntable, limiting block, shelf, support rod, shelf plate, electric push rod, support plate and support wheel, after the shelf is installed, the drying box is started and the rotating motor is started. The turntable drives the shelf to move so that the wheel hub is heated more evenly, thereby quickly drying the wheel hub coating. After drying and cooling, the electric push rod can be started to make the support wheel lift the shelf and pull the shelf to move on the support wheel, thereby completing the removal of the shelf. This design makes the drying effect of the wheel hub better and makes the installation and removal steps of the shelf simple, and facilitates the assembly and disassembly of the wheel hub and shelf.

[0013] 2. In this utility model, by using the positioning component, positioning cylinder, connecting rod, tensioning block, moving block, threaded cylinder, bolt, and driving block, when installing the wheel hub, the inner ring of the wheel hub is placed on the outside of the positioning component. Then, the bolt on the inside of the threaded cylinder is rotated, causing the bolt to move and drive the driving block to descend until the outside of the tensioning block is tightly fitted with the inside of the wheel hub, thus completing the fixing of the wheel hub. This design enables the wheel hub to be fixed and prevents the wheel hub from shaking during the rotation of the turntable. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the overall bottom structure of this utility model;

[0015] Figure 2 This is a schematic diagram of the opening structure of the drying oven of this utility model;

[0016] Figure 3 This is a schematic diagram of the electric push rod connecting component of this utility model;

[0017] Figure 4 This is a schematic diagram of the installation structure of the shelf of this utility model;

[0018] Figure 5 This is a schematic diagram of the positioning component structure of this utility model;

[0019] Figure 6 This is a schematic diagram of the cross-sectional structure of the positioning cylinder of this utility model.

[0020] In the diagram: 1. Drying oven; 2. Rotary motor; 3. Turntable; 4. Limit block; 5. Shelf; 6. Support rod; 7. Shelf plate; 8. Positioning assembly; 81. Positioning cylinder; 82. Connecting rod; 83. Tensioning block; 84. Moving block; 85. Threaded cylinder; 86. Bolt; 87. Drive block; 9. Electric push rod; 10. Support plate; 11. Support wheel. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] In the description of this utility model, it should be understood that the directional terms such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description. Unless otherwise stated, these directional terms 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 on the scope of protection of this utility model. The directional terms "inner" and "outer" refer to the inner and outer contours of each component itself.

[0023] Furthermore, it should be noted that the use of terms such as "first" and "second" to define components is merely for the purpose of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be construed as limiting the scope of protection of this utility model.

[0024] Please see Figure 1-6 This utility model provides a technical solution:

[0025] A wheel hub coating rapid curing and drying device includes a drying chamber 1. A rotary motor 2 is fixedly connected to the bottom of the drying chamber 1. A turntable 3 located inside the drying chamber 1 is fixedly connected to the top of the output shaft of the rotary motor 2. Multiple limiting blocks 4 are fixedly connected to the top of the turntable 3. A shelf 5 is provided inside the limiting blocks 4. Multiple vertically arranged support rods 6 are fixedly connected to the top of the shelf 5. A shelf plate 7 is fixedly connected to the top of the support rods 6. A positioning component 8 is installed on the top of the shelf plate 7. Electric push rods 9 are symmetrically arranged below the shelf 5 and fixedly connected to the bottom of the drying chamber 1. A support plate 10 is fixedly connected to the top of the output shaft of the electric push rod 9. A support wheel 11 is fixedly connected to the top of the support plate 10. The output shaft of the rotary motor 2 passes through the drying chamber 1 and is rotatably connected to the drying chamber 1. The output shaft of the electric push rod 9 passes through the drying chamber 1 and is slidably connected to the drying chamber 1. Multiple limiting blocks 4 are fitted together with the inner side of the shelf 5. Multiple support wheels 11 are provided and are evenly distributed at the top of the support plate 10. After the shelf 5 is installed, the drying chamber 1 is started and the rotating motor 2 is started. The rotating motor 3 drives the shelf 5 to move, so that the wheel hub is heated more evenly, thereby quickly drying the wheel hub coating. After drying and cooling, the electric push rod 9 can be started to lift the shelf 5 with the support wheels 11 and pull the shelf 5 to move on the support wheels 11, thereby completing the removal of the shelf 5. This design makes the drying effect of the wheel hub better and makes the installation and removal of the shelf 5 simple, which facilitates the assembly and disassembly of the wheel hub and the shelf 5.

[0026] The positioning assembly 8 includes a positioning cylinder 81 fixedly connected to the top of the shelf 7. A symmetrically arranged connecting rod 82, penetrating the positioning cylinder 81, is slidably connected inside the positioning cylinder 81. A tensioning block 83 is fixedly connected to the side of the connecting rod 82 away from the positioning cylinder 81, and a moving block 84 is fixedly connected to the end of the connecting rod 82 away from the tensioning block 83. A threaded cylinder 85 is located above the moving block 84, and a bolt 86 is threadedly connected to the inside of the threaded cylinder 85. A driving block 87 is fixedly connected to the bottom of the bolt 86. The threaded cylinder 85 is fixedly connected to the top of the positioning cylinder 81. The moving block 84 has a design that is thinner at the top and thicker at the bottom. The drive block 87 is shaped like a truncated cone, wider at the top and narrower at the bottom. When installing the wheel hub, the inner ring of the wheel hub is placed on the outside of the positioning component 8, the connecting rod 82, the tensioning block 83, the moving block 84, the threaded cylinder 85, the bolt 86, and the drive block 87. Then, the bolt 86 on the inside of the threaded cylinder 85 is rotated, causing the bolt 86 to move and drive the drive block 87 to descend until the outside of the tensioning block 83 is tightly fitted with the inside of the wheel hub, thus completing the fixing of the wheel hub. This design allows the wheel hub to be fixed and prevents the wheel hub from shaking during the rotation of the turntable 3.

[0027] Workflow: Before use, power on the device and connect it to an external controller. First, install the hub by placing the inner ring of the hub on the outside of the positioning assembly 8, so that the hub is placed on the shelf 7 at the top of the support rod 6. Then, rotate the bolt 86 inside the threaded cylinder 85 to move the bolt 86 and drive the drive block 87 down. When the drive block 87 moves between and contacts the two moving blocks 84, since the moving blocks 84 are designed to be thinner at the top and thicker at the bottom, and the drive block 87 is shaped like a truncated cone with a wider top and narrower bottom, the drive block 87 can drive the moving blocks 84 to move, so that the connecting rod 82 slides inside the positioning cylinder 81 until the outer side of the tensioning block 83 is tightly fitted with the inner side of the hub, thus completing the fixing of the hub. Next, move the shelf 5 into the drying oven 1 and place the shelf 5 on the top of the support wheel 11 on the support plate 10. Then push the shelf 5 until the shelf 5 is vertically aligned with the limit block 4 on the turntable 3. Start the electric push rod 9 to set its output shaft. Retract the rack 5 until it moves inside the multiple limiting blocks 4 and fits against them. This completes the installation of the rack 5. Then, start the drying chamber 1 and the rotating motor 2. The turntable 3 moves the rack 5 to make the hub heat more evenly, thus quickly drying the hub coating. After drying and cooling, open the chamber door and move the rack 5 to align it vertically with the support wheel 11. Start the electric push rod 9 to lift the rack 5 with the support wheel 11 until the rack 5 is detached from the limiting blocks 4. Pull the rack 5 to move it on the support wheel 11 to remove the rack 5. Finally, tighten the bolt 86 to disengage the drive block 87 from the moving block 84 to remove the hub. This design improves the drying effect of the hub and simplifies the installation and removal of the rack 5. It facilitates the assembly and disassembly of the hub and rack 5. The design of the positioning component 8 and its connecting components allows the hub to be fixed, preventing it from shaking during the rotation of the turntable 3.

[0028] Contents not described in detail in this specification are existing technologies known to those skilled in the art. Standard parts used in this invention can all be purchased commercially, and irregularly shaped parts can be custom-made according to the description and drawings. The specific connection methods for each part all employ conventional methods such as bolts, rivets, and welding, which are already mature technologies. The machinery, parts, and equipment all use conventional models from the prior art, and the circuit connections also employ conventional connection methods from the prior art, which will not be detailed here.

[0029] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A rapid curing oven for coating of wheel hubs, comprising an oven chamber (1), characterized in that: A rotating motor (2) is fixedly connected to the bottom of the drying box (1). A turntable (3) located inside the drying box (1) is fixedly connected to the top of the output shaft of the rotating motor (2). Multiple limiting blocks (4) are fixedly connected to the top of the turntable (3). A shelf (5) is provided inside the limiting block (4). Multiple vertically arranged support rods (6) are fixedly connected to the top of the shelf (5). A shelf plate (7) is fixedly connected to the top of the support rod (6). A positioning component (8) is installed on the top of the shelf (7). Electric push rods (9) are symmetrically fixedly connected to the bottom of the drying box (1) below the shelf (5). A support plate (10) is fixedly connected to the top of the output shaft of the electric push rod (9). A support wheel (11) is fixedly connected to the top of the support plate (10).

2. A rapid curing oven for coating wheel hubs as defined in claim 1, characterized in that: The output shaft of the rotating motor (2) passes through the drying box (1) and is rotatably connected to the drying box (1), and the output shaft of the electric push rod (9) passes through the drying box (1) and is slidably connected to the drying box (1).

3. A rapid curing oven for coating wheel hubs as defined in claim 2, wherein: The inner sides of the multiple limiting blocks (4) are in contact with the inner side of the shelf (5), and multiple support wheels (11) are provided. The support wheels (11) are evenly distributed at the top of the support plate (10).

4. The rapid curing oven for wheel hub coating according to claim 1, wherein: The positioning component (8) includes a positioning cylinder (81) fixedly connected to the top of the shelf (7). A connecting rod (82) symmetrically arranged and penetrating the positioning cylinder (81) is slidably connected inside the positioning cylinder (81). A tensioning block (83) is fixedly connected to the side of the connecting rod (82) away from the positioning cylinder (81). A moving block (84) is fixedly connected to the end of the connecting rod (82) away from the tensioning block (83). A threaded cylinder (85) is provided above the moving block (84). A bolt (86) is threadedly connected to the inside of the threaded cylinder (85). A driving block (87) is fixedly connected to the bottom end of the bolt (86).

5. A rapid curing oven for coating wheel hubs as defined in claim 4, wherein: The threaded cylinder (85) is fixedly connected to the top of the positioning cylinder (81), the moving block (84) is designed to be thin at the top and thick at the bottom, and the driving block (87) is shaped like a frustum with a wide top and a narrow bottom.