Spray gun rotating device for spraying inner wall of large workpiece
By designing a spraying device with a motor-driven rotating component, the problem of insufficient flexibility of traditional spray gun devices in spraying the inner walls of large workpieces is solved, achieving efficient and uniform spraying results and meeting the high-quality requirements of modern industrial production.
Patent Information
- Application Number
- CN202423246509.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-12-27
AI Technical Summary
Traditional spray gun devices are difficult to cover a large area at once when spraying the inner wall of large workpieces. They require frequent adjustments to the spray gun position, resulting in uneven spraying and low efficiency, which cannot meet the high-efficiency and high-quality requirements of modern industrial production.
A large workpiece inner wall spraying device was designed, which uses a motor-driven rotating component to drive the spray shell multi-angle rotation device, so as to realize the multi-angle rotation of the spraying material, resulting in a wider coverage area and solving the problem of insufficient flexibility of the spray gun angle fixing device in the existing technology.
It achieves efficient spraying of the inner wall of large workpieces, with a wider spraying range, improved coating uniformity, and increased spraying efficiency, meeting the needs of modern industrial production.
Smart Images
Figure CN223747842U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to spraying technical field especially relates to a large -scale workpiece inner wall spraying spray gun rotation device. BACKGROUND
[0002] In the industrial production field, especially in the manufacturing process of large workpieces, the spraying operation of the inner wall of the workpiece is very important, and the inner wall of large workpieces such as large pipelines, tank bodies, mechanical housings and the like needs to be uniformly sprayed with protective paint, anticorrosive materials or other functional coatings to ensure the durability and performance of the workpiece, and with the continuous expansion of the industrial scale, the efficiency and quality requirements for the spraying of the inner wall of such large workpieces are increasingly stringent.
[0003] The conventional spray gun device is usually fixed in structure when coping with the spraying task of the inner wall of a large workpiece. Usually, the spray gun is installed on an operating mechanical arm or a manually held rod through a simple fixing support, and the direction of the spray head of the spray gun is fixed and unchangeable. During the spraying process, the spraying area is changed by moving the mechanical arm or manually adjusting the position.
[0004] However, due to the fixed angle of the spray gun in this conventional way, it is difficult to cover a large range at one time for the inner wall of a workpiece with a complex shape and a large size, and the position of the spray gun needs to be frequently adjusted, which not only consumes a large amount of time and reduces the spraying efficiency, but also easily causes improper connection due to repeated spraying, resulting in uneven coating thickness and affecting the quality of the workpiece, and it is difficult to meet the demand for efficient and high-quality spraying of the inner wall of a large workpiece in modern industrial production. SUMMARY
[0005] In order to make up for the above shortcomings, the utility model provides a large workpiece inner wall spraying spray gun rotation device, which aims at improving the problem that the angle of the spray gun of the conventional spray gun device is fixed, it is difficult to cover a large range at one time for the inner wall of a workpiece with a complex shape and a large size, and the position of the spray gun needs to be frequently adjusted, which easily consumes a large amount of time and reduces the spraying efficiency.
[0006] To achieve the above object, the utility model provides the following technical scheme: a large workpiece inner wall spraying spray gun rotation device, comprising a handle, the handle upper surface is fixedly connected with the shell, the shell outer wall is provided with rotating assembly;
[0007] The rotating assembly comprises a motor, the motor output end is rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a fixed disc one, one side of the fixed disc one outer wall is fixedly connected with a connecting rod one, one end of the connecting rod one is fixedly connected with a fixed disc two, the fixed disc two outer wall is fixedly connected with a fixed block two, the fixed block two outer wall is connected with a fixed block one in place, the fixed block one outer wall is fixedly connected with a spray shell, and the spray shell outer wall is fixedly connected with a spray head.
[0008] Furthermore, a material conveying pipe is fixedly connected to the inner wall of the rotating shaft, a rotary joint is threaded to one end of the material conveying pipe, a connecting sleeve is fixedly connected to the outer wall of the material conveying pipe, a connecting pipe is fixedly connected to one end of the rotary joint, and an installation assembly is provided on the outer wall of the second fixed disk.
[0009] Furthermore, the installation assembly includes a pull ring disposed on the outer wall of the second fixed plate. A connecting rod three is fixedly connected to the outer wall of the pull ring. A spring is fixedly connected to the outer wall of the connecting rod three. A push plate is fixedly connected to one end of the connecting rod three. A locking block is fixedly connected to the outer wall of the push plate. The outer wall of the locking block is slidably connected to the inner wall of the second fixed block. A locking groove is provided inside the second fixed block.
[0010] Furthermore, the outer wall of the connecting pipe is rotatably connected to the inner wall of the spray shell, and the outer wall of the spray shell is rotatably connected to a second connecting rod, one end of which is fixedly connected to a third fixing plate.
[0011] Furthermore, the outer wall of the push plate is slidably connected to the inner wall of the fixed block, and the push plate is used to drive the block to move.
[0012] Furthermore, the outer wall of the connecting pipe is rotatably connected to the inner wall of the second fixed disk, and the connecting pipe is rotatably connected to the inner wall of the first fixed block.
[0013] Furthermore, the outer wall of the connecting rod three is slidably connected to the inner wall of the fixed block one, and the connecting rod three is used to pull the push plate.
[0014] Furthermore, a buckle plate is fixedly connected to the lower surface of the grip.
[0015] This utility model has the following beneficial effects:
[0016] 1. In this utility model, through the action of the motor and the spray shell, when the device is used for spraying, the motor starts to work and drives the rotating shaft to rotate, while simultaneously driving the spray shell to rotate. At this time, the material can be sprayed outward through the material conveying pipe and the nozzle. This improves the ability of the spray gun to rotate at multiple angles, increases the coverage area, and better adapts to workpieces of different sizes and shapes.
[0017] 2. In this utility model, through the action of the pull ring and the locking block, when it is necessary to disassemble the spray shell, pulling the pull ring will drive the locking block to move outward, thereby causing the locking block to disengage from the slot, thus achieving the effect of quick disassembly and facilitating its replacement later. Attached Figure Description
[0018] Figure 1 This is a three-dimensional structural diagram of a rotating spray gun device for spraying the inner wall of a large workpiece, as proposed in this utility model.
[0019] Figure 2A large workpiece inner wall spraying spray gun rotating device's material conveying pipe part structure schematic view is provided for the utility model.
[0020] Figure 3 A spray head part structure schematic view of a large workpiece inner wall spraying spray gun rotating device is provided for the utility model.
[0021] Figure 4 A pull ring part structure schematic view of a large workpiece inner wall spraying spray gun rotating device is provided for the utility model.
[0022] Legend:
[0023] 1, shell; 2, handle; 3, buckle plate; 4, motor; 5, rotating shaft; 6, material conveying pipe; 7, connecting sleeve; 8, rotary joint; 9, fixed disc one; 10, connecting rod one; 11, fixed disc two; 12, spray shell; 13, fixed disc three; 14, connecting pipe; 15, spray head; 16, connecting rod two; 17, fixed block one; 18, pull ring; 19, connecting rod three; 20, spring; 21, push plate; 22, clamping block; 23, fixed block two; 24, clamping groove. DETAILED DESCRIPTION
[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0025] Refer to Figure 1 - Figure 4The utility model provides a kind of embodiment: a large workpiece inner wall spraying spray gun rotating device, including handle 2, handle 2 is as the part of operator hand-held control, it is convenient for user to hold entire device, stably carries out spraying operation, handle 2 upper surface is fixedly connected with shell 1, shell 1 outer wall is provided with rotating assembly, rotating assembly includes motor 4, motor 4 is as power source, can output stable power after electrification, drive subsequent component rotation, motor 4 output end is rotatably connected with rotating shaft 5, rotating shaft 5 is driven under motor 4 and carries out high-speed rotation, power is transmitted, rotating shaft 5 one end is fixedly connected with fixed disc one 9, fixed disc one 9 is synchronously rotated with rotating shaft 5, fixed disc one 9 outer wall one side is fixedly connected with connecting rod one 10, connecting rod one 10 can stably connect fixed disc one 9 with fixed disc two 11, ensure the transmission stability between both, connecting rod one 10 one end is fixedly connected with fixed disc two 11, fixed disc two 11 outer wall is fixedly connected with fixed block two 23, fixed block two 23 outer wall is connected with fixed block one 17, both are closely adhered, guarantee the stability of connection, fixed block one 17 outer wall is fixedly connected with spray shell 12, spray shell 12 is as the containing and guiding component of spraying material, provides the channel of spraying for material, spray shell 12 outer wall is fixedly connected with spray head 15, spray head 15 is responsible for the spraying material that comes from material pipe 6 delivery is evenly dispersed and sprayed, to realize accurate spraying to workpiece inner wall.
[0026] With reference to Figure 1 - Figure 4The inner wall of the rotating shaft 5 is fixedly connected with a material conveying pipe 6, which is responsible for continuously conveying the spraying material in the external storage device to the spray head 15. One end of the material conveying pipe 6 is threadedly connected with a rotary joint 8, which enables the material conveying pipe 6 to remain stably connected with the external material supply device without leakage in the case of its own rotation, ensuring continuous supply of the material. The outer wall of the material conveying pipe 6 is fixedly connected with a connecting sleeve 7, which enhances the stability of the connection between the material conveying pipe 6 and other components, avoiding loosening and displacement during rotation. One end of the rotary joint 8 is fixedly connected with a connecting pipe 14, which further guides the material into the inside of the spray shell 12, ensuring smooth arrival of the material at the spray head 15. The outer wall of the fixed disc two 11 is provided with a mounting assembly, which includes a pull ring 18 arranged on the outer wall of the fixed disc two 11 for facilitating the operator to exert force with the hand. The outer wall of the pull ring 18 is fixedly connected with a connecting rod three 19, and the outer wall of the connecting rod three 19 is fixedly connected with a spring 20. The spring 20 gives a inward pushing force to a push plate 21 in the normal state, so that a clamping block 22 is kept in a clamping groove 24, ensuring the tight connection between the fixed block one 17 and the fixed block two 23. When disassembly is needed, an external force pulls the pull ring 18, and the spring 20 is stretched. One end of the connecting rod three 19 is fixedly connected with the push plate 21, which moves the clamping block 22 under the action of an external force. One end of the connecting rod three 19 is fixedly connected with the push plate 21, and the outer wall of the push plate 21 is fixedly connected with the clamping block 22. The outer wall of the clamping block 22 is slidingly connected to the inner wall of the fixed block two 23. The clamping block 22 can slide in the inner wall of the fixed block two 23 under the elastic force of the spring 20 and the pulling of an external force, realizing the clamping or disengaging of the clamping groove 24, and completing the quick installation and disassembly of the fixed block one 17 and the fixed block two 23. The inside of the fixed block two 23 is provided with the clamping groove 24.
[0027] Referring to Figure 1 - Figure 4 The outer wall of the connecting pipe 14 is rotatably connected to the inner wall of the spray shell 12, so that the connecting pipe 14 can still smoothly supply material to the spray head 15 during the rotation of the spray shell 12. The outer wall of the spray shell 12 is rotatably connected with a connecting rod two 16, one end of which is fixedly connected with a fixed disc three 13. The outer wall of the push plate 21 is slidingly connected to the inner wall of the fixed block one 17, which is used to move the clamping block 22. The outer wall of the connecting pipe 14 is rotatably connected to the inner wall of the fixed disc two 11, and the connecting pipe 14 is rotatably connected to the inner wall of the fixed block one 17. The outer wall of the connecting rod three 19 is slidingly connected to the inner wall of the fixed block one 17, so that the connecting rod three 19 can stably conduct tension and realize the function of pulling the push plate 21. The connecting rod three 19 is used to pull the push plate 21. The lower surface of the handle 2 is fixedly connected with a buckle plate 3.
[0028] Working principle: when preparing to use the device for large workpiece inner wall spraying operation, the external feeding device is connected with the material conveying pipe 6, the rotating joint 8 at one end of the material conveying pipe 6 ensures stable feeding, even if the material conveying pipe 6 rotates, it does not leak, first, the motor 4 is powered on and runs, drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the fixed disc one 9, through the connecting rod one 10, the fixed disc two 11 and the fixed block two 23 are synchronously rotated, at the same time, the material conveying pipe 6 also rotates. The fixed block two 23 drives the fixed block one 17 and the spraying shell 12 which are closely attached to rotate, the material conveyed by the material conveying pipe 6 is introduced into the spraying shell 12 through the rotating joint 8 and the connecting pipe 14, and is uniformly sprayed out of the nozzle 15, under the action of the motor 4, the spraying shell 12 rotates at multiple angles, adapts to different workpieces, expands the coverage range, realizes efficient spraying, when the spraying shell 12 needs to be disassembled, the operator pulls the pull ring 18 on the outer wall of the fixed disc two 11, the pull ring 18 conducts tension through the connecting rod three 19, makes the spring 20 stretch, the push plate 21 drives the clamping block 22 to slide along the inner wall of the fixed block two 23 and disengage from the clamping groove 24, releases the locking of the fixed block one 17 and the fixed block two 23, quickly disassembles the spraying shell 12, facilitates subsequent maintenance, and reversely operates to reinstall.
[0029] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.
Claims
1. A rotating device for spraying the inner wall of a large workpiece, comprising a handle (2), characterized in that: The upper surface of the grip (2) is fixedly connected to the outer shell (1), and the outer wall of the outer shell (1) is provided with a rotating component; The rotating assembly includes a motor (4), the output end of which is rotatably connected to a rotating shaft (5). One end of the rotating shaft (5) is fixedly connected to a fixed disk (9). One side of the outer wall of the fixed disk (9) is fixedly connected to a connecting rod (10). One end of the connecting rod (10) is fixedly connected to a fixed disk (11). The outer wall of the fixed disk (11) is fixedly connected to a fixed block (23). The outer wall of the fixed block (23) is fitted with a fixed block (17). The outer wall of the fixed block (17) is fixedly connected to a spray shell (12). The outer wall of the spray shell (12) is fixedly connected to a nozzle (15).
2. The rotating device for spraying the inner wall of a large workpiece according to claim 1, characterized in that: The inner wall of the rotating shaft (5) is fixedly connected to a conveying pipe (6), one end of the conveying pipe (6) is threadedly connected to a rotary joint (8), the outer wall of the conveying pipe (6) is fixedly connected to a connecting sleeve (7), one end of the rotary joint (8) is fixedly connected to a connecting pipe (14), and the outer wall of the fixed disk (11) is provided with an installation component.
3. The rotating device for spraying the inner wall of a large workpiece according to claim 2, characterized in that: The installation assembly includes a pull ring (18), which is disposed on the outer wall of the second fixed plate (11). A connecting rod (19) is fixedly connected to the outer wall of the pull ring (18). A spring (20) is fixedly connected to the outer wall of the connecting rod (19). A push plate (21) is fixedly connected to one end of the connecting rod (19). A locking block (22) is fixedly connected to the outer wall of the push plate (21). The locking block (22) is slidably connected to the inner wall of the second fixed block (23). A slot (24) is provided inside the second fixed block (23).
4. The rotating device for spraying the inner wall of a large workpiece according to claim 2, characterized in that: The outer wall of the connecting pipe (14) is rotatably connected to the inner wall of the spray shell (12), and the outer wall of the spray shell (12) is rotatably connected to the second connecting rod (16), and one end of the second connecting rod (16) is fixedly connected to the third fixing plate (13).
5. The rotating device for spraying the inner wall of a large workpiece according to claim 3, characterized in that: The outer wall of the push plate (21) is slidably connected to the inner wall of the fixed block (17), and the push plate (21) is used to drive the card block (22) to move.
6. The rotating device for spraying the inner wall of a large workpiece according to claim 4, characterized in that: The outer wall of the connecting pipe (14) is rotatably connected to the inner wall of the second fixed plate (11), and the connecting pipe (14) is rotatably connected to the inner wall of the first fixed block (17).
7. The rotating device for spraying the inner wall of a large workpiece according to claim 3, characterized in that: The outer wall of the connecting rod three (19) is slidably connected to the inner wall of the fixing block one (17), and the connecting rod three (19) is used to pull the push plate (21).
8. The rotating device for spraying the inner wall of a large workpiece according to claim 1, characterized in that: A buckle plate (3) is fixedly connected to the lower surface of the grip (2).