Surface treatment device and method for thin-wall airborne power box

Abstract

The invention belongs to the technical field of aviation accessory production, and particularly relates to a thin-wall airborne power box surface treatment device and method. The device is reasonable in structural design and is mainly composed of the base, the positioning base, the inner clamping assembly, the horizontal overturning driving assembly and the surface treatment assembly, the positioning base and the surface treatment assembly are installed at the upper end of the base, and the inner clamping assembly and the horizontal overturning driving assembly are installed in the positioning base; the inner clamping assembly is used for adsorbing and clamping the thin-wall machine-mounted power box cylindrical casting from the inner side, and the horizontal overturning driving assembly is used for driving the inner clamping assembly and the thin-wall machine-mounted power box cylindrical casting to horizontally rotate. The surface treatment assembly is used for sequentially conducting grinding treatment and functional paint spraying treatment on the surface of the cylindrical casting of the thin-wall machine-mounted power box, the automation degree is high, and the production requirement of the thin-wall machine-mounted power box is met.

Description

Technical Field

[0001] The invention belongs to the technical field of aviation parts production, and in particular relates to a surface treatment device and method for a thin-walled airborne power box. Background Art

[0002] As an important part of modern avionics, thin-walled airborne power boxes are designed to meet the aircraft's needs for efficient, lightweight and reliable power distribution. Here are some of the main advantages of thin-walled airborne power boxes: 1) Lightweight design: The thin-wall structure effectively reduces the overall weight of the power box, which is crucial to improving the fuel efficiency and load capacity of the aircraft, and helps reduce operating costs and environmental impact. 2) Space optimization: The thin-wall design makes the power box more compact while maintaining the necessary functions, which helps save valuable cabin space and provide more space for other key equipment or passenger areas. 3) Good heat dissipation performance: Although the wall is thin, through the carefully designed heat dissipation structure and material selection, the thin-walled airborne power box can efficiently dissipate the heat generated inside, ensure the stable operation of the power system, and extend the service life. 4) Electromagnetic compatibility: The specially treated thin-walled materials and structural design can effectively reduce electromagnetic interference, ensure the compatibility of the power box with other onboard electronic equipment, and maintain flight safety. 5 High strength and durability: Despite the thin wall thickness, the use of high-performance materials such as aluminum alloy materials and advanced manufacturing processes ensures that the power box has sufficient strength and durability.

[0003] The existing thin-walled airborne power box surface treatment device has shortcomings when used. First, it cannot efficiently grind the outer surface of the thin-walled airborne power box cylindrical casting based on aluminum alloy; second, it cannot promptly apply corrosion-resistant and other functional paints on the outer surface of the thin-walled airborne power box cylindrical casting after grinding to form a functional coating. Therefore, it is necessary to optimize and improve the existing thin-walled airborne power box surface treatment device. Summary of the invention

[0004] The purpose of the present invention is to overcome the above-mentioned problems existing in the prior art and to provide a surface treatment device and method for a thin-walled airborne power box.

[0005] In order to achieve the above technical objectives and the above technical effects, the present invention is implemented through the following technical solutions:

[0006] The present invention provides a surface treatment device for a thin-walled airborne power box, comprising a base, a positioning seat, an inner clamping assembly, a horizontal flipping drive assembly and a surface treatment assembly, wherein the upper end of the base is equipped with a positioning seat; the positioning seat is equipped with an inner clamping assembly for clamping a cylindrical casting of a thin-walled airborne power box, and a horizontal flipping drive assembly for driving the inner clamping assembly to rotate horizontally around its own axis; the upper end of the base is also equipped with a surface treatment assembly for polishing the surface of the cylindrical casting of the thin-walled airborne power box and coating it with functional paint.

[0007] Furthermore, in the above-mentioned thin-walled airborne power box surface treatment device, the thin-walled airborne power box tubular casting is a cylindrical cylinder, and its bottom end is provided with an opening connected to the cylindrical inner cavity.

[0008] Furthermore, in the above-mentioned thin-walled airborne power box surface treatment device, the inner clamping assembly includes a round box, a forward and reverse motor is fixed at the center of the top plate of the round box, a horizontal bidirectional screw is installed inside the round box, the output shaft of the forward and reverse motor is transmission connected to the middle part of the horizontal bidirectional screw through an umbrella-shaped steering gear set, the horizontal bidirectional screw is provided with two screw segments with opposite rotation directions, a movable seat is sleeved on the outer side of each screw segment, a vacuum suction cup is installed on the top of the movable seat, and a flexible rubber pad is installed on the outer side of the vacuum suction cup; a radial slide groove is opened on the top plate of the round box to facilitate the radial displacement of the movable seat, a radial guide rail is fixed on the inner side of the bottom plate of the round box, and the outer sliding limit of the radial guide rail is provided with a support block fixed to the adjacent movable seat.

[0009] Furthermore, in the above-mentioned thin-walled airborne power box surface treatment device, the outer side of the vacuum suction cup is provided with a curved surface that matches the inner cavity wall of the thin-walled airborne power box cylindrical casting, and a plurality of negative pressure suction holes are opened on the flexible rubber pad.

[0010] Furthermore, in the above-mentioned thin-walled airborne power box surface treatment device, the horizontal flipping drive assembly includes a servo motor, a driving bevel gear and a driven bevel gear ring, the servo motor is fixed on a positioning seat, the output end of the servo motor is equipped with a driving bevel gear, the driven bevel gear ring is sleeved and fixed on the lower part of the round box, and the driving bevel gear and the driven bevel gear ring are meshed with each other.

[0011] Furthermore, in the above-mentioned thin-walled airborne power box surface treatment device, the positioning seat is provided with an active cavity for facilitating the movement of the round box, the active bevel gear, and the driven bevel gear ring.

[0012] Furthermore, in the above-mentioned thin-walled airborne power box surface treatment device, the surface treatment component includes a vertical slide rail, a horizontal slide rail, a loading slider, a driving push rod, a paint spray head, a grinding block, a paint box and a pumping pipe. The vertical slide rail and the horizontal slide rail are each installed with a loading slider that forms a linear guide pair therewith on the outer side, the driving push rod and the paint box are installed on the loading slider, the movable end of the driving push rod is installed with a paint spray head, the outer side of the paint spray head is installed with a grinding block staggered with the paint spray port, and the paint box is connected to the paint spray head through a pumping pipe.

[0013] The present invention also provides a surface treatment method for a thin-walled airborne power box, which is implemented based on the above-mentioned surface treatment device for a thin-walled airborne power box and comprises the following steps:

[0014] 1) placing the thin-walled onboard power box cylindrical casting on the inner clamping assembly with the opening facing downward, and using the inner clamping assembly to adsorb and clamp the inner cavity wall of the thin-walled onboard power box cylindrical casting;

[0015] 2) The inner clamping assembly and the adsorbed thin-walled airborne power box cylindrical casting are driven to rotate by the horizontal flip driving assembly, and the driving push rod in the surface treatment assembly is started, so that the two grinding blocks are respectively in close contact with the outer peripheral surface and the top side surface of the thin-walled airborne power box cylindrical casting. During the contact process, the lower grinding block is driven to move vertically by the vertical linear guide pair, and the upper grinding block is driven to move horizontally radially by the horizontal linear guide pair, so as to realize the grinding treatment of the outer surface of the thin-walled airborne power box cylindrical casting;

[0016] 3) The inner clamping assembly and the adsorbed thin-walled airborne power box cylindrical casting are driven to rotate by the horizontal flip drive assembly, and the driving push rod in the surface treatment assembly is started, so that the two grinding blocks leave a gap of 0.5 to 1 cm with the outer circumference and top side of the thin-walled airborne power box cylindrical casting respectively, and the vertical linear guide pair is used to drive the lower paint head to perform vertical displacement, and the horizontal linear guide pair is used to drive the upper paint head to perform horizontal radial displacement. During the displacement of the paint head, functional paint is sprayed to achieve paint treatment on the outer surface of the thin-walled airborne power box cylindrical casting.

[0017] The beneficial effects of the present invention are:

[0018] The structural design of the present invention is reasonable, and it is mainly composed of a base, a positioning seat, an internal clamping assembly, a horizontal flipping drive assembly and a surface treatment assembly. The upper end of the base is equipped with a positioning seat and a surface treatment assembly, and the internal clamping assembly and the horizontal flipping drive assembly are installed in the positioning seat. The internal clamping assembly is used to adsorb and clamp the thin-walled airborne power box cylindrical casting from the inside, and the horizontal flipping drive assembly is used to drive the internal clamping assembly and the thin-walled airborne power box cylindrical casting to rotate horizontally. The surface treatment assembly is used to grind and spray functional paint on the surface of the thin-walled airborne power box cylindrical casting in turn. The degree of automation is high and the production needs of thin-walled airborne power boxes are met.

[0019] Of course, any product implementing the present invention does not necessarily need to achieve all of the above advantages at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0022] Figure 2 It is a schematic structural diagram of a thin-walled airborne power box cylindrical casting in the present invention;

[0023] Figure 3 It is a schematic diagram of the structure of the inner clamping assembly in the present invention;

[0024] Figure 4 It is a schematic diagram of the top view of the vacuum suction cup and the flexible rubber pad in the present invention;

[0025] Figure 5 It is a structural schematic diagram of the horizontal flip driving assembly in the present invention;

[0026] Figure 6 It is a schematic diagram of the top view of the driven bevel gear ring in the present invention;

[0027] Figure 7 It is a schematic diagram of the structure of the surface treatment component in the present invention;

[0028] Figure 8 It is a schematic diagram of the structure of the material loading slider and its upper components in the present invention;

[0029] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0030] 1-base, 2-positioning seat, 3-inner clamping assembly, 301-round box, 302-forward and reverse motor, 303-horizontal bidirectional screw, 304-umbrella steering gear set, 305-movable seat, 306-vacuum suction cup, 307-flexible rubber pad, 308-radial guide rail, 309-support block, 4-horizontal flip drive assembly, 401-servo motor, 402-driving bevel gear, 403-driven bevel gear ring, 5-surface treatment assembly, 501-vertical slide rail, 502-horizontal slide rail, 503-loading slider, 504-driving push rod, 505-painting head, 506-grinding block, 507-paint box, 508-pumping pipe, 6-thin-walled airborne power box cylindrical casting. DETAILED DESCRIPTION

[0031] 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 described embodiments 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.

[0032] like Figure 1 As shown, this embodiment provides a surface treatment device for a thin-walled airborne power supply box, comprising a base 1, a positioning seat 2, an inner clamping assembly 3, a horizontal flip driving assembly 4 and a surface treatment assembly 5. The upper end of the base 1 is provided with a positioning seat 2; the positioning seat 2 is provided with an inner clamping assembly 3 for clamping a thin-walled airborne power supply box cylindrical casting 6, and a horizontal flip driving assembly 4 for driving the inner clamping assembly 3 to rotate horizontally around its own axis; the upper end of the base 1 is also provided with a surface treatment assembly 5 for grinding the surface of the thin-walled airborne power supply box cylindrical casting 6 and coating it with functional paint.

[0033] like Figure 2 As shown, the thin-walled onboard power box tubular casting 6 is a cylindrical body, and an opening communicating with the cylindrical inner cavity is provided at the bottom end thereof.

[0034] like Figure 3As shown, the inner clamping assembly 3 includes a round box 301, a forward and reverse motor 302 is fixed at the center of the top plate of the round box 301, a horizontal bidirectional screw 303 is installed inside the round box 301, and the output shaft of the forward and reverse motor 302 is connected to the middle of the horizontal bidirectional screw 303 through an umbrella-shaped steering gear set 304. The horizontal bidirectional screw 303 is provided with two screw segments with opposite rotation directions, and a movable seat 305 is sleeved on the outer side of each screw segment. A vacuum suction cup 306 is installed on the top of the movable seat 305, and a flexible rubber pad 307 is installed on the outer side of the vacuum suction cup 306. The top plate of the round box 301 is provided with a radial slide groove for facilitating the radial displacement of the movable seat 305, and a radial guide rail 308 is fixed on the inner side of the bottom plate of the round box 301. The outer sliding limit of the radial guide rail 308 is provided with a support block 309 fixed to the adjacent movable seat 305.

[0035] like Figure 4 As shown, the outer side of the vacuum suction cup 306 is provided with an arc surface that matches the inner wall of the thin-walled airborne power box cylindrical casting 6, and a plurality of negative pressure suction holes are opened on the flexible rubber pad 307.

[0036] like Figure 5 and Figure 6 As shown, the horizontal flip driving assembly 4 includes a servo motor 401, a driving bevel gear 402 and a driven bevel gear ring 403. The servo motor 401 is fixed on the positioning seat 2. The output end of the servo motor 401 is equipped with a driving bevel gear 402. The driven bevel gear ring 403 is sleeved and fixed on the lower part of the round box 301. The driving bevel gear 402 and the driven bevel gear ring 403 are meshed with each other.

[0037] In this embodiment, a movable cavity is provided in the positioning seat 2 to facilitate the movement of the round box 501, the driving bevel gear 402, and the driven bevel gear ring 403.

[0038] In this embodiment, the surface treatment assembly 5 includes a vertical slide rail 501, a horizontal slide rail 502, a material loading slider 503, a driving push rod 504, a paint spray head 505, a grinding block 506, a paint box 507 and a pumping pipe 508. The vertical slide rail 501 and the horizontal slide rail 502 are each provided with a material loading slider 503 which forms a linear guide rail pair. The driving push rod 504 and the paint box 505 are provided on the material loading slider 503. The movable end of the driving push rod 504 is provided with a paint spray head 505. The outer side of the paint spray head 505 is provided with a grinding block 506 which is staggered from the paint spray port. The paint box 507 is connected to the paint spray head 505 through a pumping pipe 508 which can be adaptively retracted.

[0039] This embodiment also provides a surface treatment method for a thin-walled airborne power box, comprising the following steps:

[0040] 1) placing the thin-walled onboard power supply box cylindrical casting 6 on the inner clamping assembly 3 with the opening facing downward, and using the inner clamping assembly 3 to adsorb and clamp the inner cavity wall of the thin-walled onboard power supply box cylindrical casting 6;

[0041] 2) The inner clamping assembly 3 and the thin-walled airborne power box cylindrical casting 6 adsorbed thereon are driven to rotate by the horizontal flip driving assembly 4. The driving push rod 504 in the surface treatment assembly 5 is started, so that the two grinding blocks 506 are respectively in close contact with the outer peripheral surface and the top side surface of the thin-walled airborne power box cylindrical casting 6. During the contact process, the lower grinding block 506 is driven to move vertically by the vertical linear guide pair, and the upper grinding block 506 is driven to move horizontally radially by the horizontal linear guide pair, so as to achieve the grinding treatment of the outer surface of the thin-walled airborne power box cylindrical casting 6;

[0042] 3) The inner clamping assembly 3 and the thin-walled airborne power box cylindrical casting 6 adsorbed thereon are driven to rotate by the horizontal flip driving assembly 4. The driving push rod 504 in the surface treatment assembly 5 is started, so that the two grinding blocks 506 leave a gap of 0.5 to 1 cm with the outer peripheral surface and the top side surface of the thin-walled airborne power box cylindrical casting, respectively. The vertical linear guide pair is used to drive the lower spray head 505 to perform vertical displacement, and the horizontal linear guide pair is used to drive the upper spray head 505 to perform horizontal radial displacement. During the displacement of the spray head 505, the functional paint is sprayed to achieve the spraying treatment of the outer surface of the thin-walled airborne power box cylindrical casting 6. In addition, in order to make the functional paint on the outer surface of the thin-walled airborne power box cylindrical casting 6 quickly molded into a functional coating, a heater can be added to the clamping assembly to quickly and evenly heat the thin-walled airborne power box cylindrical casting 6.

[0043] The device is mainly composed of a base 1, a positioning seat 2, an inner clamping component 3, a horizontal flipping drive component 4 and a surface treatment component 5. The positioning seat 2 and the surface treatment component 5 are installed on the upper end of the base 1, and the inner clamping component 3 and the horizontal flipping drive component 4 are installed in the positioning seat 2. The inner clamping component 3 is used to adsorb and clamp the thin-walled airborne power box cylindrical casting 6 from the inside, and the horizontal flipping drive component 4 is used to drive the inner clamping component 3 and the thin-walled airborne power box cylindrical casting 6 to rotate horizontally. The surface treatment component 5 is used to grind and spray functional paint on the surface of the thin-walled airborne power box cylindrical casting 6 in turn. The degree of automation is high and the production needs of thin-walled airborne power boxes are met.

[0044] The preferred embodiments of the present invention disclosed above are only useful to help explain the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A surface treatment device for a thin-walled airborne power box, characterized in that: It includes a base, a positioning seat, an inner clamping assembly, a horizontal flipping drive assembly and a surface treatment assembly, wherein the upper end of the base is installed with a positioning seat; the positioning seat is installed with an inner clamping assembly for clamping a thin-walled airborne power box cylindrical casting, and a horizontal flipping drive assembly for driving the inner clamping assembly to rotate horizontally around its own axis; the upper end of the base is also installed with a surface treatment assembly for grinding the surface of the thin-walled airborne power box cylindrical casting and coating it with functional paint.

2. The surface treatment device for a thin-walled airborne power box according to claim 1 is characterized in that: The thin-walled onboard power box tubular casting is a cylindrical cylinder, and an opening communicating with the cylindrical inner cavity is provided at the bottom end of the cylindrical cylinder.

3. The surface treatment device for a thin-walled airborne power box according to claim 2 is characterized in that: The inner clamping assembly includes a round box, a forward and reverse motor is fixed at the center of the top plate of the round box, a horizontal bidirectional screw is installed inside the round box, the output shaft of the forward and reverse motor is connected to the middle part of the horizontal bidirectional screw through an umbrella-shaped steering gear set, the horizontal bidirectional screw is provided with two screw segments with opposite rotation directions, a movable seat is sleeved on the outer side of each screw segment, a vacuum suction cup is installed on the top of the movable seat, and a flexible rubber pad is installed on the outer side of the vacuum suction cup; the top plate of the round box is provided with a radial slide groove for facilitating the radial displacement of the movable seat, a radial guide rail is fixed on the inner side of the bottom plate of the round box, and the outer sliding limit of the radial guide rail is provided with a support block fixed to the adjacent movable seat.

4. The surface treatment device for a thin-walled onboard power supply box according to claim 3 is characterized in that: The outer side of the vacuum suction cup is provided with an arc surface which matches with the inner cavity wall of the thin-walled airborne power supply box cylindrical casting, and the flexible rubber pad is provided with a plurality of negative pressure suction holes.

5. The surface treatment device for a thin-walled airborne power box according to claim 4, characterized in that: The horizontal flip driving assembly includes a servo motor, a driving bevel gear and a driven bevel gear ring. The servo motor is fixed on a positioning seat. The output end of the servo motor is equipped with a driving bevel gear. The driven bevel gear ring is sleeved and fixed on the lower part of the round box. The driving bevel gear and the driven bevel gear ring are meshed with each other.

6. The surface treatment device for a thin-walled onboard power supply box according to claim 5, characterized in that: The positioning seat is provided with an activity cavity which is convenient for the round box, the driving bevel gear and the driven bevel gear ring to move.

7. The surface treatment device for a thin-walled onboard power supply box according to claim 6, characterized in that: The surface treatment component includes a vertical slide rail, a horizontal slide rail, a loading slider, a driving push rod, a paint spray head, a grinding block, a paint box and a pumping pipe. The vertical slide rail and the horizontal slide rail are each installed with a loading slider that forms a linear guide pair therewith on the outer side. The driving push rod and the paint box are installed on the loading slider. The movable end of the driving push rod is installed with a paint spray head. The outer side of the paint spray head is installed with a grinding block that is staggered with the paint spray port. The paint box is connected to the paint spray head through a pumping pipe.

8. A method for surface treatment of a thin-walled airborne power box, implemented based on the surface treatment device of a thin-walled airborne power box according to claim 7, characterized in that: The steps include: 1) placing the thin-walled onboard power box cylindrical casting on the inner clamping assembly with the opening facing downward, and using the inner clamping assembly to adsorb and clamp the inner cavity wall of the thin-walled onboard power box cylindrical casting; 2) The inner clamping assembly and the adsorbed thin-walled airborne power box cylindrical casting are driven to rotate by the horizontal flip driving assembly, and the driving push rod in the surface treatment assembly is started, so that the two grinding blocks are respectively in close contact with the outer peripheral surface and the top side surface of the thin-walled airborne power box cylindrical casting. During the contact process, the lower grinding block is driven to move vertically by the vertical linear guide pair, and the upper grinding block is driven to move horizontally radially by the horizontal linear guide pair, so as to realize the grinding treatment of the outer surface of the thin-walled airborne power box cylindrical casting; 3) The inner clamping assembly and the adsorbed thin-walled airborne power box cylindrical casting are driven to rotate by the horizontal flip drive assembly, and the driving push rod in the surface treatment assembly is started, so that the two grinding blocks leave a gap of 0.5 to 1 cm with the outer circumference and top side of the thin-walled airborne power box cylindrical casting respectively, and the vertical linear guide pair is used to drive the lower paint head to perform vertical displacement, and the horizontal linear guide pair is used to drive the upper paint head to perform horizontal radial displacement. During the displacement of the paint head, the functional coating is sprayed to achieve the paint treatment of the outer surface of the thin-walled airborne power box cylindrical casting.

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