Surface spraying device for automobile sealing element

By designing a surface spraying device for automotive seals, and utilizing a motor-driven rotating shaft and a pitch adjustment mechanism, the uniformity of surface spraying for small seals and the production efficiency have been improved, solving the problems of uneven spraying and cumbersome processes for small seals.

CN224025350UActive Publication Date: 2026-03-24YINGCHUAN SEAL (SHANGHAI) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-08
Publication Date
2026-03-24

AI Technical Summary

Technical Problem

In the current technology, small and medium-sized automotive seals lack specialized auxiliary fixtures during the spraying process, resulting in uneven spraying and cumbersome large-scale spraying procedures, making it difficult to meet the needs of mass production.

Method used

A surface spraying device for automotive seals has been designed, including a motor, a rotating shaft, a spraying hopper, a flipping mechanism, an adjusting mechanism, and a spraying mechanism. The rotating shaft is driven by the motor to rotate, and in conjunction with the sprayer and the adjusting mechanism, the uniform adhesion of the spraying material is achieved, thereby improving the spraying efficiency.

Benefits of technology

It has improved the uniformity of surface coating of automotive seals and the efficiency of mass production, and solved the problems of uneven coating and cumbersome processes for small seals.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224025350U_ABST
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Abstract

The utility model belongs to the field of automobile sealing elements, and particularly relates to a surface spraying device for an automobile sealing element, which comprises a motor seat, a motor is mounted at the top of the motor seat, the output end of the motor is connected with a rotatable rotating shaft, and the outer wall of the rotating shaft is sleeved with a spraying hopper; the turning plate mechanism comprises a turning plate shaft installed in the spraying hopper, the turning plate shaft is sleeved with a turning plate, and a plate sealing piece is installed at the attaching position of the turning plate and the spraying hopper. A support is arranged on one side of the motor base. When the spraying device is used, the automobile sealing part is placed in from the opening of the spraying hopper, at the moment, the spraying mechanism and the distance adjusting mechanism work in a matched mode, the distance between the sprayer and the spraying hopper is controlled, materials are sprayed to the automobile sealing part in the spraying hopper through the sprayer end base at the output end of the sprayer, and the materials are evenly attached to the surface of the automobile sealing part in cooperation with rotation of the spraying hopper. And the treatment capacity is improved while uniform spraying is guaranteed, and the production and processing efficiency is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automobile seal, concretely relates to a surface spraying device for automobile seal. BACKGROUND

[0002] With the development of automobile industry, the speed of automobile is continuously improved, and the driving environment becomes more complex and diverse. Automobile manufacturers begin to pay attention to the improvement of sealing technology to improve the comfort and safety of automobile, and the structure of seal becomes more complex and diverse. In addition to traditional rubber strip, various shapes of sealing gasket, sealing glue and the like appear.

[0003] The main function of automobile seal is to prevent the leakage and invasion of liquid (such as rainwater, car washing water) and gas (such as dust, exhaust gas), and through surface spraying, the small pores on the surface of seal can be filled, the surface is smoother and more flat, so that the seal surface is better matched, and the sealing effect is improved, but when small automobile seals are subjected to surface spraying treatment, it is difficult to customize a special auxiliary spraying clamp, and because the number of small automobile seals is large, the large batch spraying process is complicated, and there is lack of spraying device for small automobile seals. SUMMARY

[0004] (I) Utility model purpose

[0005] To solve the technical problems in the background art, the utility model provides a surface spraying device for automobile seal, which has the characteristics of seal batch spraying treatment and uniform surface spraying.

[0006] (II) Technical scheme

[0007] To solve the above technical problems, the utility model provides a surface spraying device for automobile seal, which comprises a motor base, a motor is installed at the top of the motor base, a rotatable rotating shaft is connected to the output end of the motor, and a spraying hopper is sleeved on the outer wall of the rotating shaft;

[0008] The flap mechanism comprises a flap shaft installed in the spraying hopper, a flap is sleeved on the outside of the flap shaft, and a sealing plate is installed at the attachment position of the flap and the spraying hopper;

[0009] A support is arranged on one side of the motor base, a distance adjusting mechanism comprises a gas cylinder installed on the support, a movable piston rod is installed on the output end of the gas cylinder, and a spraying frame is connected to the other end of the piston rod;

[0010] The spraying mechanism comprises a sprayer installed in the slotted portion of the spraying frame, a feed valve is installed at the tail end of the sprayer, and a nozzle end seat facing the opening of the spraying hopper is installed at the output end.

[0011] Preferably, the cross section of the sealing plate member is "U-shaped", the middle part of the sealing plate member clamps the turning plate, and both ends clamp the spraying pot.

[0012] Preferably, the outer part of one end of the rotating shaft penetrating the inner cavity of the spraying pot is sleeved with a partition cover, and the surface of the partition cover is "arc-shaped".

[0013] Preferably, the slots on the spraying frame are arranged in a ring array, and each slot is provided with the sprayer.

[0014] Preferably, the sprayer enters and exits the opening of the spraying pot along with the movement of the spraying frame.

[0015] Preferably, the upper part of the sprayer is provided with a limiting member connected with the spraying frame.

[0016] The above technical scheme of the utility model has the following beneficial technical effects: the automobile sealing member is placed into the opening of the spraying pot, at this time, the spraying mechanism and the distance adjusting mechanism cooperate to control the distance between the sprayer and the spraying pot, the nozzle end seat of the output end of the sprayer sprays the material to the automobile sealing member in the spraying pot, and the rotation of the spraying pot uniformly attaches the material to the surface of the automobile sealing member, thereby ensuring uniform spraying, improving the processing amount, and improving the production and processing efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 Fig. 1 is a structural schematic diagram of the utility model;

[0018] Fig. 2 Fig. 2 is a spraying pot cross-sectional structure schematic diagram of the utility model;

[0019] Fig. 3 Fig. 3 is a spraying mechanism structure schematic diagram of the utility model.

[0020] REFERENCE SIGNS:

[0021] 1, motor base; 21, motor; 22, rotating shaft; 23, spraying pot; 24, partition cover; 31, turning plate shaft; 32, turning plate; 33, sealing plate member; 4, support; 51, air cylinder; 52, piston rod; 53, spraying frame; 61, sprayer; 62, feeding valve; 63, nozzle end seat; 64, limiting member. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the utility model more clear and explicit, the utility model is further described in detail below in combination with specific implementation manners and with reference to the drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0023] As Figs. 1-3 shown, the utility model provides a surface spraying device for automobile sealing piece, including motor seat 1, the top of motor seat 1 is equipped with motor 21, the output of motor 21 is connected with rotatable pivot 22, the outer wall of pivot 22 is equipped with spraying hopper 23 of sleeveing,

[0024] The flap mechanism includes a flap shaft 31 installed in the spraying hopper 23, and a flap 32 is sleeved on the outside of the flap shaft 31. A sealing plate 33 is installed at the attachment position of the flap 32 and the spraying hopper 23.

[0025] One side of the motor seat 1 is provided with a support 4, and the distance adjusting mechanism includes a cylinder 51 installed on the support 4. The output end of the cylinder 51 is provided with a movable piston rod 52, and the other end of the piston rod 52 is connected with a spraying frame 53.

[0026] The spraying mechanism includes a sprayer 61 installed in the slotted spraying frame 53. The distal end of the sprayer 61 is provided with a feeding valve 62, and the output end is provided with a nozzle end seat 63 facing the opening of the spraying hopper 23.

[0027] It should be noted that the sprayer 61 moves along with the spraying frame 53 to enter and exit the opening of the spraying hopper 23, and the spraying distance between the sprayer 61 and the spraying hopper 23 is adjusted.

[0028] In this embodiment, when batch spraying of automobile sealing piece surface is required, the automobile sealing piece is placed into the opening of the spraying hopper 23. The motor 21 drives the rotation of the pivot 22, which in turn drives the rotation of the spraying hopper 23. At this time, the spraying mechanism and the distance adjusting mechanism work together. The distance between the sprayer 61 and the spraying hopper 23 is controlled by the top extension of the piston rod 52. The nozzle end seat 63 at the output end of the sprayer 61 sprays the material into the automobile sealing piece in the spraying hopper 23. The rotation of the spraying hopper 23 uniformly attaches the material to the surface of the automobile sealing piece, ensuring uniform spraying while increasing the processing capacity and improving the production and processing efficiency.

[0029] In order to prevent the material used for spraying from invading the transmission structure driven by the motor 21, further, a partition cover 24 is sleeved on the outside of one end of the pivot 22 penetrating the inner cavity of the spraying hopper 23. The surface of the partition cover 24 is "arc" structure. After the material is sprayed into the spraying hopper 23, it is blocked by the partition cover 24.

[0030] In order to assist the fixation of the flap 32 of the flap mechanism, further, the cross section of the sealing plate 33 is "U-shaped" structure. The sealing plate 33 clamps the flap 32 in the middle and clamps the spraying hopper 23 at both ends. When the sealing piece completed by spraying needs to be taken out, the sealing plate 33 is pulled outwards, the connection limit of the flap 32 and the spraying hopper 23 is cancelled, and the flap 32 can be driven to fall down by the outward rotation of the flap shaft 31 to form a ramp, which assists the sealing piece to slide off the ramp for taking out.

[0031] As Fig. 3 shown, the slot on the spraying frame 53 is arranged in a ring array, and a spraying device 61 is installed in each slot, and five spraying devices 61 are arranged in the present application, the spraying device 61 sucks the spraying material through the feed valve 62 at the end and cooperates with the pipeline, and the spraying head end base 63 sprays the surface of the automobile sealing element.

[0032] In order to assist the fixation of the spraying device 61, further, a limiting piece 64 connected with the spraying frame 53 is arranged above the spraying device 61, and the limiting piece 64 is used for pressing and limiting, so that the spraying device 61 is stably installed in the slot.

[0033] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation on the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. A surface coating device for automotive seals, characterized in that, Includes a motor base (1), on the top of which a motor (21) is mounted, and the output end of the motor (21) is connected to a rotatable shaft (22), and the outer wall of the shaft (22) is fitted with a spraying hopper (23); The flipping mechanism includes a flipping shaft (31) installed inside the spraying bucket (23), a flipping plate (32) is sleeved on the outside of the flipping shaft (31), and a sealing plate (33) is installed at the attachment point between the flipping plate (32) and the spraying bucket (23); A bracket (4) is provided on one side of the motor base (1). The adjustment mechanism includes a cylinder (51) mounted on the bracket (4). A movable piston rod (52) is installed at the output end of the cylinder (51). The other end of the piston rod (52) is connected to a spraying frame (53). The spraying mechanism includes a sprayer (61) installed at the slot of the spraying frame (53), with a feed valve (62) installed at the end of the sprayer (61) and a nozzle end seat (63) installed at the output end facing the opening of the spraying bucket (23).

2. The surface spraying device for automotive seals according to claim 1, characterized in that, The sealing plate (33) has a "U-shaped" cross-section. The sealing plate (33) holds the flip plate (32) in the middle and the spraying bucket (23) at both ends.

3. The surface spraying device for automotive seals according to claim 1, characterized in that, The rotating shaft (22) passes through the inner cavity of the spraying bucket (23) and is fitted with a partition cover (24) on the outside. The surface of the partition cover (24) is an "arc" structure.

4. The surface spraying device for automotive seals according to claim 1, characterized in that, The slots on the spray frame (53) are arranged in a ring array, and each slot is equipped with a sprayer (61).

5. The surface spraying device for automotive seals according to claim 1, characterized in that, The sprayer (61) moves in and out of the opening of the spray bucket (23) along with the movement of the spray frame (53).

6. The surface spraying device for automotive seals according to claim 1, characterized in that, A limiting member (64) for connecting the sprayer frame (53) is provided above the sprayer (61).