Spraying device for surface of train wheel
By designing a spray device driven by rotary motor and screw motor on the side of the train wheel, combined with the use of drying rods, the problem of difficult spray thickness and bubble residues is solved, and uniform protection and high adhesion on the surface of the train wheel is achieved.
Patent Information
- Application Number
- CN202411516911.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-29
- Publication Date
- 2024-12-17
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
When spraying on the side of the train wheel, the thickness of the paint layer is difficult to control, and bubble residues are prone to occur, resulting in poor adhesion effect and poor wear resistance.
A spraying device including an L-shaped mobile seat, a rotary motor, a spray head and a drying rod is designed. The spray head is driven by a rotary motor and a screw motor to perform an annular spray on the side of the train wheel, and the drying rod is used during the spraying process. Spray and dry while ensuring uniformity and adhesion of paint.
It achieves uniform spraying and bubble reduction on the surface of the train wheels, improves the adhesion and wear resistance of the paint surface, and ensures the protection effect.
Smart Images
Figure CN119140334A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of spraying, in particular to a spraying device for the surface of a railway wheel. Background Art
[0002] After the train wheels are manufactured, they need to be sprayed to prevent rust and reduce their service life. However, when spraying the side of the train wheels, the amount of paint sprayed is not easy to control. If the spraying thickness is too thin, the protective effect is not ideal. If the spraying thickness is too thick, bubbles are likely to remain in the paint layer, resulting in poor adhesion of the paint surface, poor wear resistance, and easy paint peeling. Summary of the invention
[0003] The object of the present invention is to provide a spraying device for the surface of a railway wheel, so as to solve the problems of uneven water distribution, inability to strictly control water, and water evaporation mentioned in the above background technology.
[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a spraying device for the surface of a train wheel, comprising a moving seat, which is L-shaped, a universal wheel is installed at the bottom of the moving seat, a rotating motor is installed on one side of the moving seat, the driving end of the rotating motor passes through the side wall of the moving seat and is fixedly connected to a spraying equipment mounting frame, two nozzles are installed on the spraying equipment mounting frame, the two nozzles are approached to or moved away from each other through a driving mechanism, the nozzles are connected to a paint delivery device through a conduit, an electric-controlled valve switch is arranged on the nozzles, brackets are arranged at the upper and lower ends of the spraying equipment mounting frame, and a drying rod is detachably installed between the two brackets.
[0005] Preferably, a guide column is arranged on the back of the spray equipment mounting frame, a circular guide groove is arranged on the side wall of the movable seat, and the guide column is slidably inserted in the circular guide groove.
[0006] Preferably, the driving mechanism includes a servo motor, a screw motor fixed on a spray equipment mounting frame, a slide groove is arranged on the outside of the spray equipment mounting frame, a screw is arranged in the slide groove, the screw is driven by the screw motor, the screw is a bidirectional thread and two sliding mounting seats are threadedly sleeved on it, the sliding mounting seat slides in the slide groove, and the nozzle is fixed on the sliding mounting seat.
[0007] In order to facilitate understanding of the above device, a method for using the above device is provided, which is specifically as follows: A spraying method for a spraying device on a surface of a train wheel, comprising the following steps: Step 1: The screw motor drives the two sliding mounts to move away from each other and to the farthest distance through the screw; Step 2: The rotating motor drives the entire spray equipment mounting frame and the spray head to rotate, and the spray head sprays two annular spray areas on the side wall of the train wheel. When the rotating motor drives the spray equipment mounting frame to rotate one circle, the third step is performed; Step 3: The screw motor drives the two sliding mounts and the nozzles closer to each other through the screw, and the rotary motor drives the spray equipment mounting frame and the nozzles to spray into two circular areas on the side of the train wheel, but these two areas are adjacent to the previous two areas; Then repeat steps 2 and 3 until the entire side of the train wheel is sprayed. During the whole process, the drying rod dries the sprayed area. Then repeat steps 1, 2 and 3 two or three times, then stop spraying and turn off the rotating motor, drying rod and nozzle.
[0008] Compared with the prior art, the present invention has the following beneficial effects: The present invention discloses a spraying device for the surface of a train wheel. The device sprays the side surface of the train wheel in circles, and performs multiple spraying operations in an overlapping manner. The entire process is carried out while spraying and drying. This can achieve a good protective effect on the surface of the train wheel, and will not generate bubbles in the paint surface, thereby reducing the adhesion of the paint surface. BRIEF DESCRIPTION OF THE DRAWINGS
[0009] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 for Figure 1 Installation drawing of the spray equipment mounting frame and its upper structure; Figure 3 Shows the spraying area.
[0010] In the figure: 1. Moving seat; 2. Rotating motor; 3. Circular guide groove; 4. Spraying equipment mounting frame; 5. Guide column; 6. Screw motor; 7. Screw; 8. Sliding mounting seat; 9. Slide groove; 10. Bracket; 11. Drying rod; 12. Nozzle; 13. Conduit; 14. Universal wheel. DETAILED DESCRIPTION
[0011] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0012] See also Figure 1-3A spraying device for the surface of a train wheel comprises a moving seat 1, which is L-shaped, a universal wheel 14 is installed at the bottom of the moving seat 1, a rotating motor 2 is installed on one side of the moving seat 1, a driving end of the rotating motor 2 passes through the side wall of the moving seat 1 and is fixedly connected to a spraying equipment mounting frame 4, two spray heads 12 are installed on the spraying equipment mounting frame 4, the two spray heads 12 are approached or moved away from each other through a driving mechanism, the spray heads 12 are connected to a paint feeding device through a conduit 13, an electric control valve switch is arranged on the spray head 12, brackets 10 are arranged at the upper and lower ends of the spraying equipment mounting frame 4, and a drying rod 11 is detachably installed between the two brackets 10.
[0013] Further, a guide column 5 is provided on the back of the spraying equipment mounting frame 4, and a circular guide groove 3 is provided on the side wall of the moving seat 1, and the guide column 5 is slidably inserted in the circular guide groove 3. The cooperation between the circular guide groove 3 and the guide column 5 makes the spraying equipment mounting frame 4 run more smoothly.
[0014] Specifically, the driving mechanism includes a screw motor 6, which is fixed on the spray equipment mounting frame 4. A slide groove 9 is arranged on the outside of the spray equipment mounting frame 4. A screw 7 is arranged in the slide groove 9. The screw 7 is driven by the screw motor 6. The screw 7 is a bidirectional thread and two sliding mounting seats 8 are threadedly sleeved thereon. The sliding mounting seat 8 slides in the slide groove 9, and the nozzle 12 is fixed on the sliding mounting seat 8.
[0015] In order to facilitate understanding of the above device, the method of using the above device is provided: Step 1: The screw motor 6 drives the two sliding mounting seats 8 to move away from each other and to the farthest distance through the screw 7; Step 2: The rotating motor 2 drives the entire spray equipment mounting frame 4 together with the spray head 12 to rotate, and the spray head 12 sprays two annular spray areas on the side wall of the train wheel. After the rotating motor 2 drives the spray equipment mounting frame 4 to rotate one circle, the third step is performed; Step 3: The screw motor 6 drives the two sliding mounting seats 8 and the spray head 12 to move closer to each other through the screw 7, and the rotating motor 2 drives the spray equipment mounting frame 4 and the spray head 12 to spray two annular areas on the side of the train wheel, but these two areas are adjacent to the previous two areas; Then repeat steps 2 and 3 until the entire side of the entire train wheel is sprayed. During the whole process, the drying rod 11 dries the sprayed area. Then repeat steps 1, 2 and 3 two or three times, then stop the spraying work, turn off the rotating motor 2, the screw motor 6, the drying rod 11 and the nozzle 12.
[0016] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A spraying device for the surface of a train wheel, comprising a movable seat (1), the movable seat (1) being L-shaped, a universal wheel (14) being installed at the bottom of the movable seat (1), characterized in that: A rotating motor (2) is installed on one side of the moving seat (1), and a driving end of the rotating motor (2) penetrates the side wall of the moving seat (1) and is fixedly connected to a spraying equipment mounting frame (4). Two spray heads (12) are installed on the spraying equipment mounting frame (4). The two spray heads (12) are moved closer to or farther away from each other through a driving mechanism. The spray heads (12) are connected to a paint feeding device through a conduit (13). An electric control valve switch is arranged on the spray heads (12). Brackets (10) are arranged at the upper and lower ends of the spraying equipment mounting frame (4), and a drying rod (11) is detachably installed between the two brackets (10).
2. A spraying device for a railway wheel surface according to claim 1, characterized in that: A guide column (5) is arranged on the back of the spraying equipment mounting frame (4), a circular guide groove (3) is arranged on the side wall of the movable seat (1), and the guide column (5) is slidably inserted in the circular guide groove (3).
3. The spraying device for railway wheel surface according to claim 1, characterized in that: The driving mechanism comprises a servo motor (6), the screw motor (6) is fixed on the spray equipment mounting frame (4), a slide groove (9) is arranged outside the spray equipment mounting frame (4), a screw rod (7) is arranged in the slide groove (9), the screw rod (7) is driven by the screw motor (6), the screw rod (7) is a bidirectional thread and two sliding mounting seats (8) are threadedly sleeved on the screw rod (7), the sliding mounting seats (8) slide in the slide groove (9), and the nozzle (12) is fixed on the sliding mounting seat (8).
4. A spraying method for a spraying device on a railway wheel surface according to claims 1-3, characterized in that: The following steps are involved: Step 1: The screw motor (6) drives the two sliding mounting seats (8) to move away from each other and to a maximum distance via the screw (7); Step 2: The rotating motor (2) drives the entire spraying equipment mounting frame (4) together with the spray head (12) to rotate, and the spray head (12) sprays two annular spraying areas on the side wall of the train wheel. After the rotating motor (2) drives the spraying equipment mounting frame (4) to rotate one circle, the third step is performed; Step 3: The screw motor (6) drives the two sliding mounting seats (8) together with the spray head (12) to move closer to each other through the screw (7), and the rotary motor (2) drives the spray equipment mounting frame (4) together with the spray head (12) to spray two annular areas on the side of the train wheel, but these two areas are adjacent to the previous two areas; Then, steps 2 and 3 are repeated until the entire side of the train wheel is sprayed. During the whole process, the drying rod (11) dries the sprayed area. Then, steps 1, 2 and 3 are repeated two or three times, and then the spraying work is stopped, and the rotating motor (2), the screw motor (6), the drying rod (11) and the nozzle (12) are turned off.