Cabinet type three-shaft oil spraying machine

The cabinet-type three-axis spray gun solves the problems of uneven coating and low efficiency of existing equipment through the linkage of X, Y and Z axes and supporting systems, achieving precise, stable and efficient coating effects, adapting to diverse coating needs, and improving production efficiency and product quality.

CN121534872APending Publication Date: 2026-02-17DONGGUAN SENSHAORONG IND CO LTD
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Patent Information

Application Number
CN202511533768.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-10-25
Publication Date
2026-02-17

AI Technical Summary

Technical Problem

Existing industrial spraying equipment suffers from uneven coating thickness, incomplete coverage, and low efficiency during mold spraying, making it difficult to adapt to large-scale production. Furthermore, it lacks precise three-axis linkage and cannot flexibly cover complex mold surfaces.

Method used

It adopts a cabinet-type three-axis spray gun, with each of the X, Y, and Z axes controlled by an independent drive motor. Combined with transmission structures such as electric rails, pulleys, and belts, it achieves precise linkage. It is equipped with a purification box, storage tank, automatic control valve, and wastewater collection system to meet diverse spraying needs.

Benefits of technology

It achieves precise spraying position, reduces spraying deviation, improves equipment stability and production efficiency, reduces cleaning costs, adapts to diverse spraying needs, meets environmental protection production requirements, and ensures product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention belongs to the technical field of industrial production, and discloses a cabinet type three-axis oil spraying machine which comprises a frame, a moving device is arranged in the frame, and the moving device comprises an electric guide rail frame, a first connecting plate, a connecting rod, a first driving motor, a second driving motor, a third driving motor, a second connecting frame and a telescopic rod. The X-axis, the Y-axis and the Z-axis are respectively controlled by the independent driving motors, and are matched with transmission structures such as electric rails, pulleys and belts to form a precise linkage system. And quick displacement of large-area spraying and micro-adjustment of a fine area can be accurately executed, and the spraying position precision is guaranteed. And a Z-axis belt pulley balance mechanism effectively avoids the power failure falling risk, improves the equipment operation stability, reduces spraying deviation and equipment loss caused by mechanical shaking and falling, and is beneficial to actual application and operation.
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Description

Technical Field

[0001] This invention relates to the field of industrial production technology, and in particular to a cabinet-type three-axis oil injection machine. Background Technology

[0002] In industrial production spraying operations, mold spraying is a key step that directly affects the appearance and quality of the product.

[0003] In practical applications, existing equipment relies on manual spraying, which can lead to uneven coating thickness and incomplete coverage due to worker fatigue and operational differences. This also results in low efficiency and makes it difficult to adapt to large-scale production. Simple spraying equipment is mostly single-axis or dual-axis motion, lacking precise three-axis linkage, which makes it impossible to flexibly and accurately cover complex mold surfaces. For molds with fine textures and multi-faceted structures, it is easy to create spraying dead corners, which is not conducive to practical application and operation. Summary of the Invention

[0004] One of the objectives of this invention is to provide a cabinet-type three-axis oil injection machine.

[0005] To achieve the above objectives, the technical solution adopted by the present invention is as follows: a cabinet-type three-axis oil injection machine, including a frame: the frame is provided with a moving device inside, the moving device including an electric guide rail frame, a first connecting plate, a connecting rod, a first drive motor, a second drive motor, a third drive motor, a second connecting frame, and a telescopic rod;

[0006] The frame contains a guide rail frame. Each guide rail frame has a first connecting plate on both sides of its top. A connecting rod is fixedly installed between the two first connecting plates. A first drive motor is fixedly connected to the top of the connecting rod. A first connecting plate is installed between the tops of the two guide rail frames. A second connecting frame is installed inside the first connecting plate. A second drive motor is fixedly connected to the top of the first connecting plate and to one side of the second connecting frame. A telescopic rod is installed inside the second connecting frame. A third drive motor is fixedly connected to the bottom of the first connecting plate. Electric rails are provided on the outer sides of the guide rail frame, the guide rail frame, and the first connecting plate. The telescopic rod is installed and connected to one of the electric rails. The output shafts of the first, second, and third drive motors are all installed and connected to their corresponding electric rails. The bottom of the telescopic rod extends below the first connecting plate and is fixedly connected to a first connecting frame. A nozzle is installed and connected to one end of the first connecting frame.

[0007] Preferably, a mounting bracket is fixedly connected inside the frame and below the guide rail frame. A first folding piece is installed inside the mounting bracket. The first folding piece is fixedly connected to both sides of the first connecting plate. A second folding piece is installed inside the first connecting plate. The second folding piece is fixedly connected to both sides of the second connecting bracket.

[0008] Preferably, two brackets are fixedly connected inside the frame and below the nozzle, and an angle adjustment bracket is connected to the top of each bracket. A clamping frame is installed between the two angle adjustment brackets.

[0009] Preferably, a control panel is installed and connected to the outside of the frame, a fixing plate is fixedly connected to the outside of the control panel, a storage tank is fixedly connected to the top of the fixing plate, an automatic control valve is installed and connected to the bottom of the fixing plate, a connecting pipe is provided between the automatic control valve and the nozzle, and the storage tank is connected to the automatic control valve.

[0010] Preferably, a purification box is provided on one side of the frame, and a wastewater collection basin is fixedly connected inside the frame and below the clamping frame. A discharge pipe is fixedly installed between the bottom of the wastewater collection basin and the purification box.

[0011] Preferably, a support frame is fixedly connected to the top of the first connecting plate and to one side of the telescopic rod. A first pulley is installed inside the support frame, and a second pulley is installed inside the support frame and to the side away from the first pulley. A belt is provided between the first pulley and the second pulley, and a spring is fixedly connected between the belt and the support frame. The end of the belt away from the spring is fixedly connected to the telescopic rod. An assembly frame is fixedly connected to the top of the first connecting plate, and a third pulley is provided inside the assembly frame.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0013] (1) This invention uses three axes, X, Y, and Z, each controlled by an independent drive motor, combined with transmission structures such as electric rails, pulleys, and belts, to form a precise linkage system. Whether it is rapid displacement for large-area spraying or minute adjustment in fine areas, it can be executed precisely, ensuring the accuracy of the spraying position. The belt pulley balancing mechanism of the Z-axis effectively avoids the risk of falling due to power failure, improves the stability of equipment operation, and reduces spraying deviation and equipment wear caused by mechanical shaking and falling.

[0014] (2) This invention, by enclosing the outside of the equipment with a control panel and shielding the sides of the purification box frame, can prevent workshop dust and debris from entering, protect the internal precision components, and reduce the safety hazards to surrounding personnel during equipment operation. The first and second folding plates deform with the moving components, continuously protecting the internal transmission parts and reducing the accumulation of oil and debris. The wastewater collection basin and discharge pipe promptly collect residual coating material, avoiding pollution of the equipment and workshop environment, reducing cleaning costs, and creating an orderly production environment.

[0015] (3) This invention allows for flexible adjustment of the mold clamping frame according to the mold size and shape, adapting to diverse spraying needs without frequent tooling changes, thus improving production adaptability. The storage tank, through a rotary drive device and a universal joint, irregularly shakes to keep the paint in a uniform state. The automatic control valve precisely controls the flow rate, reducing paint sedimentation and color difference issues, ensuring both the painting effect and saving paint, thus reducing production costs. The purification box effectively purifies the paint spraying exhaust gas, and the wastewater collection basin, in conjunction with the discharge pipe, centrally treats wastewater, reducing the pollution of the workshop and external environment caused by the painting operation, meeting environmental protection production requirements, and also helping to improve the workshop working environment and protect the health of operators. From small precision molds to medium-sized molds, it can efficiently complete the spraying operation, helping enterprises improve production efficiency and ensure product quality, and its practicality is outstanding in industrial mold spraying and other scenarios. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of the present invention.

[0017] Figure 2 This is a schematic diagram of the main structure of the present invention.

[0018] Figure 3 This is a cross-sectional side view of the present invention.

[0019] Figure 4 This is a schematic diagram of the first structure of the guide rail frame of the present invention.

[0020] Figure 5 This is a cross-sectional top view of the structure of the present invention.

[0021] Figure 6 This is a schematic diagram of the second structure of the guide rail frame of the present invention.

[0022] Figure 7 This is a cross-sectional front view schematic diagram of the present invention. Figure 8 For the present invention Figure 5 Enlarged structural diagram at point A in the middle.

[0023] In the diagram: 1. Frame; 2. Guide rail frame; 3. First connecting plate; 4. Connecting rod; 5. First drive motor; 6. Second drive motor; 7. Third drive motor; 8. Second connecting frame; 9. Telescopic rod; 10. Support frame; 11. First pulley; 12. Belt; 13. Second pulley; 14. Spring; 15. Assembly frame; 16. Third pulley; 17. First folding piece; 18. Second folding piece; 19. Mounting frame; 20. First connecting frame; 21. Nozzle; 22. Bracket; 23. Angle adjustment frame; 24. Clamping frame; 25. Wastewater collection basin; 26. Purification box; 27. Fixing plate; 28. Storage tank; 29. ​​Automatic control valve; 30. Control panel; 31. Discharge pipe; 32. Universal joint; 33. Rotary drive device. Detailed Implementation

[0024] The present invention will now be further described in conjunction with specific embodiments. It should be noted that, without conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.

[0025] In the description of this invention, it should be noted that directional terms such as "center," "lateral," "longitudinal," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," and "counterclockwise" indicate the orientation and positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this invention 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. They should not be construed as limiting the specific protection scope of this invention.

[0026] It should be noted that the terms "first" and "second" in the specification and claims of this invention are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence.

[0027] One preferred embodiment of the present invention, such as Figures 1 to 7 As shown, the cabinet-type three-axis oil injection machine includes a frame 1: the frame 1 is equipped with a moving device, which includes an electric guide rail frame 2, a first connecting plate 3, a connecting rod 4, a first drive motor 5, a second drive motor 6, a third drive motor 7, a second connecting frame 8, and a telescopic rod 9.

[0028] The frame (1) is equipped with a guide rail frame 2 inside. The top of the guide rail frame 2 is provided with a first connecting plate 3 on both sides. A connecting rod 4 is fixedly installed between the two sides of the first connecting plate 3. A first drive motor (5) is fixedly connected to the top of the connecting rod 4. A first connecting plate 3 is installed between the tops of the two guide rail frames 2. A second connecting frame 8 is installed inside the first connecting plate 3. A second drive motor 6 is fixedly connected to the top of the first connecting plate 3 and to one side of the second connecting frame 8. A telescopic rod 9 is installed inside the second connecting frame 8. A third drive motor 7 is fixedly connected to the bottom of the first connecting plate 3. Electric rails are provided on the outside of the guide rail frame 2, the guide rail frame 2 and the first connecting plate 3. The telescopic rod 9 is installed and connected to one of the electric rails. The output shafts of the first drive motor 5, the second drive motor 6 and the third drive motor 7 are all installed and connected to the corresponding electric rails. The bottom of the telescopic rod 9 extends to the bottom of the first connecting plate 3 and is fixedly connected to the first connecting frame 20. A nozzle 21 is installed and connected to one end of the first connecting frame 20.

[0029] A mounting bracket 19 is fixedly connected inside the frame 1 and below the guide rail bracket 2. A first folding piece 17 is installed inside the mounting bracket 19. The first folding piece 17 is fixedly connected to both sides of the first connecting plate 3. A second folding piece 18 is installed inside the first connecting plate 3. The second folding piece 18 is fixedly connected to both sides of the second connecting bracket 8.

[0030] Inside the frame 1 and below the nozzle 21, there are two fixed supports 22. An angle adjustment bracket 23 is connected to the top of each support 22. A clamping frame 24 is installed and connected between the two angle adjustment brackets 23.

[0031] A control panel 30 is installed on the outside of the frame 1. A fixing plate 27 is fixedly connected to the outside of the control panel 30. A storage tank 28 is fixedly connected to the top of the fixing plate 27. An automatic control valve 29 is installed on the bottom of the fixing plate 27. A connecting pipe is provided between the automatic control valve 29 and the nozzle 21. The storage tank 28 is connected to the automatic control valve 29.

[0032] A purification box 26 is provided on one side of the frame 1. A wastewater collection basin 25 is fixedly connected inside the frame 1 and below the clamping frame 24. A discharge pipe 31 is fixedly installed between the bottom of the wastewater collection basin 25 and the purification box 26.

[0033] A support frame 10 is fixedly connected to the top of the first connecting plate 3 and to one side of the telescopic rod 9. A first pulley 11 is installed inside the support frame 10. A second pulley 13 is installed inside the support frame 10 and to the side away from the first pulley 11. A belt 12 is provided between the first pulley 11 and the second pulley 13. A spring 14 is fixedly connected between the belt 12 and the support frame 10. The end of the belt 12 away from the spring 14 is fixedly connected to the telescopic rod 9. An assembly frame 15 is fixedly connected to the top of the first connecting plate 3. A third pulley 16 is provided inside the assembly frame 15.

[0034] Working principle:

[0035] In use, the first drive motor 5 serves as the power source in the X direction, and its output shaft is connected to the electric rail on the guide rail frame 2. When the first drive motor 5 operates, the output shaft drives the electric rail to move. Since the first connecting plate 3, connecting rod 4, and other components are assembled with the guide rail frame 2 as a whole, the movement of the electric rail can drive the first connecting plate 3 and related components to move along the X direction along the length of the frame. At the same time, the third pulley 16 inside the assembly frame 15, in coordination with the Y-axis synchronous belt using the outer pulley, makes the X-direction movement smoother and ensures accurate displacement when multiple components are linked.

[0036] The second drive motor 6 provides power for the Y-direction frame width direction movement, and its output shaft acts on the internal electric rail of the first connecting plate 3. When the electric rail is running, it drives the second connecting frame 8 to move along the Y direction. One end of the first folding piece 17 is fixed to both sides of the first connecting plate 3, and the other end is connected to the internal structure of the mounting frame 19; the two sides of the second folding piece 18 are fixed to the second connecting frame 8, and adapt to the deformation as the second connecting frame 8 moves. It can prevent dust and protect the internal transmission components, and can also help maintain the relative position of the structure, making the Y-direction movement smoother.

[0037] The third drive motor 7 is responsible for the Z-axis frame height movement, driving the internal electric rails of the second connecting frame 8 to raise and lower the telescopic rod 9 along the Z-axis. Inside the support frame 10, the first pulley 11, the second pulley 13, and the belt 12 form a balancing mechanism: one end of the belt 12 is connected to the telescopic rod 9, and the other end is fixed to the support frame 10 via a spring 14. When the telescopic rod 9 rises, the belt stretches and the spring stores energy; when it descends, the spring releases its elastic force to balance the weight of the Z-axis, preventing the telescopic rod 9 from falling due to gravity after a power outage, and ensuring safe and stable movement in the Z-axis direction.

[0038] The paint bucket inside the storage hopper 28 is irregularly shaken by the universal joint 32 driven by the rotary drive device 33, ensuring uniform paint mixing. The automatic control valve 29, according to the instructions from the control panel 30, controls the paint to be delivered to the spray head 21 via the connecting pipe. Two solenoid valves inside the spray head 21 precisely control the paint volume and on / off state, spraying the workpiece on the clamping frame 24 below. The angle adjustment frame 23 can adjust the workpiece angle to adapt to different painting needs. The paint is delivered to the spray head 21 via the connecting pipe. The spray head 21, along with the first connecting frame 20, moves precisely above the angle adjustment frame 23 using X, Y, and Z axis linkage to spray the mold positioned by the clamping frame 24. Residual paint and waste liquid generated during spraying are collected in the wastewater collection basin 25 and discharged through the discharge pipe 31, maintaining the cleanliness of the equipment interior. Waste gas generated during spraying is purified in the purification box 26 to prevent environmental pollution. Paint wastewater falls into the wastewater collection basin 25 and is discharged into the purification box 26 through the discharge pipe 31 for unified treatment before being discharged.

[0039] The basic principles, main features, and advantages of this invention have been described above. Those skilled in the art should understand that this invention is not limited to the above embodiments. The embodiments and descriptions in the specification are merely principles of the invention. Various changes and modifications can be made without departing from the spirit and scope of the invention, and all such changes and modifications fall within the scope of the invention as claimed. The scope of protection claimed by this invention is defined by the appended claims and their equivalents.

Claims

1. Cabinet three-shaft oil injection machine, characterized in that, Including frame (1): the inside of frame (1) is provided with mobile device, mobile device includes electric guide rail frame (2), first connecting plate (3), connecting rod (4), first drive motor (5), second drive motor (6), third drive motor (7), second connecting frame (8) and telescopic rod (9); The inside of the frame (1) is provided with guide rail frame (2), both sides of the top of the guide rail frame (2) are provided with first connecting plate (3), two first connecting plates (3) are fixedly installed between the two sides of the connecting rod (4), the top of the connecting rod (4) is fixedly connected with first drive motor (5), two guide rail frames (2) are installed and connected with first connecting plate (3) between the top, the inside of the first connecting plate (3) is installed and connected with second connecting frame (8), the top of the first connecting plate (3) and one side of the second connecting frame (8) are fixedly connected with second drive motor (6), the inside of the second connecting frame (8) is installed and connected with telescopic rod (9), the bottom of the first connecting plate (3) is fixedly connected with third drive motor (7), the outside of the guide rail frame (2), guide rail frame (2) and first connecting plate (3) is provided with electric rail, the telescopic rod (9) is installed and connected with one of the electric rails, the output shafts of the first drive motor (5), second drive motor (6) and third drive motor (7) are installed and connected with corresponding electric rails, the bottom of the telescopic rod (9) extends to the below of the first connecting plate (3) and is fixedly connected with first connecting frame (20), one end of the first connecting frame (20) is installed and connected with spray head (21), the inside of the spray head (21) is provided with two electromagnetic valves.

2. The cabinet tri-axial oil sprayer of claim 1, wherein: The inside of the frame (1) and below the guide rail frame (2) are fixedly connected with mounting frame (19), the inside of the mounting frame (19) is installed and connected with first folding piece (17), the two sides of the first connecting plate (3) are fixedly connected with the first folding piece (17), the inside of the first connecting plate (3) is installed and connected with second folding piece (18), the two sides of the second connecting frame (8) are fixedly connected with the second folding piece (18).

3. The cabinet tri-axial oil sprayer of claim 1, wherein: The inside of the frame (1) and below the spray head (21) are fixedly connected with two supports (22), the top of the support (22) is connected with angle adjusting frame (23), two angle adjusting frames (23) are installed and connected with mold clamping frame (24).

4. The cabinet tri-axial oil sprayer of claim 1, wherein: The outside of the frame (1) is installed and connected with control panel (30), the outside of the control panel (30) is fixedly connected with fixed plate (27), the top of the fixed plate (27) is fixedly connected with rotary drive device (33), the top of the rotary drive device (33) is installed and connected with universal joint (32), the top of the universal joint (32) is installed and connected with storage barrel (28), the bottom of the fixed plate (27) is installed and connected with automatic control valve (29), the automatic control valve (29) and the spray head (21) are provided with connecting pipe, the storage barrel (28) and the automatic control valve (29) are communicated.

5. The cabinet tri-axial oil sprayer of claim 1, wherein: One side of the frame (1) is provided with a purification tank (26), the inside of the frame (1) and below the mold clamping frame (24) is fixedly connected with a wastewater collecting basin (25), the bottom of the wastewater collecting basin (25) and the purification tank (26) are fixedly connected with a discharge pipe (31).

6. The cabinet tri-axial oil sprayer of claim 1, wherein: The top of the first connecting plate (3) and on one side of the telescopic rod (9) is fixedly connected with a support frame (10), the inside of the support frame (10) is connected with a first pulley (11), the inside of the support frame (10) and away from the first pulley (11) is connected with a second pulley (13), the first pulley (11) and the second pulley (13) are provided with a belt (12), the belt (12) and the support frame (10) are fixedly connected with a spring (14), one end of the belt (12) away from the spring (14) is fixedly connected with the telescopic rod (9), the top of the first connecting plate (3) is fixedly connected with an assembling frame (15), the inside of the assembling frame (15) is provided with a third pulley (16).