Self-adaptive painting device for blade tenon and painting method thereof

Abstract

The invention provides a self-adaptive painting device for a blade tenon and a painting method thereof.The self-adaptive painting device comprises a paint storage unit and self-adaptive painting units, the self-adaptive painting units are symmetrically arranged on the two sides of a paint storage box, and self-adaptive moving assemblies in the self-adaptive painting units are fixed to the paint storage box through bottom plates; the dip angle adjusting assembly is arranged on the self-adaptive moving assembly, and the painting motor is arranged on the dip angle adjusting assembly and connected with the plush wheel through a coupler. By arranging the self-adaptive moving assembly and the dip angle adjusting assembly, the direction of the plush wheel can be adjusted in a self-adaptive mode according to the shape of the blade tenon, it is guaranteed that the plush wheel is in close contact with the blade tenon, and good adaptability to the blade tenon is achieved; according to the blade tenon painting device, the lint wheel is driven by the painting motor to realize self-adaptive painting of the blade tenon, so that automation of the painting process is facilitated, the phenomena of missing painting and missing points in the painting process are reduced, and the painting production efficiency and the painting quality are improved.

Description

Technical Field

[0001] The invention relates to the technical field of spraying, and in particular to an adaptive painting device for a blade tenon and a painting method thereof. Background Art

[0002] With the development of aviation engine technology, the service life of the engine is required to be higher and higher. As the core parts of the engine, the quality assurance of each process of the blade plays a vital role in the guarantee of the blade of the product. The tenon of the rotor blade of an aviation engine is generally dovetail-shaped, and the protective paint is applied before the surface treatment of corrosion and silver plating on the tenon or blade body of the engine blade. At present, it is mainly completed manually, and the painting tools used on site are inefficient, and the quality of painting varies from person to person, and the quality of painting cannot be stably guaranteed. At the same time, due to the very high viscosity of the existing paint, it is impossible to use the currently very mature automatic spray painting equipment for spraying. In summary, according to the blade painting process, the present invention proposes an adaptive painting device for the tenon of the blade to realize the automation of the blade painting process, ensure the quality of the anti-corrosion paint coating of the parts, and avoid the phenomenon of missing coating and missing points, thereby improving the on-site production efficiency and shortening the cycle. Summary of the invention

[0003] In view of the problems existing in the prior art, the present invention provides an adaptive painting device and a painting method for a blade tenon. By arranging an adaptive moving component and an inclination adjustment component, the direction of the plush wheel can be adaptively adjusted according to the shape of the blade tenon to ensure close contact between the plush wheel and the blade tenon. The plush wheel has good adaptability to the blade tenon. The plush wheel is driven by a painting motor to realize adaptive painting of the blade tenon, which is conducive to the automation of the painting process and reduces the occurrence of missing paint and missing points during the painting process, which is conducive to improving the painting production efficiency and the painting quality.

[0004] The technical solution adopted by the present invention is an adaptive painting device for a blade tenon, which includes a paint storage unit and an adaptive painting unit, the paint storage unit includes a paint storage box, a base, a paint can and a paint touch-up pump, the paint storage box is provided on the base, the paint can and the paint touch-up pump are arranged in the base, and the paint can is connected with the paint inlet of the paint touch-up pump through a pipeline, and the paint outlet of the paint touch-up pump is connected with the paint storage box through a pipeline; the adaptive painting unit is symmetrically arranged on both sides of the paint storage box, and the adaptive painting unit includes an adaptive moving component, a tilt adjustment component, a painting motor and a plush wheel, the adaptive moving component is fixed to the paint storage box through a bottom plate, and the adaptive moving component includes a bottom plate, a guide column, a spring, a support vertical plate and a moving plate, the first ends of both sides of the bottom plate are symmetrically provided with guide supports, and the first ends of the guide columns are slidingly provided On the guide support, the second end of the guide column is connected to the first end of the supporting vertical plate, and the spring is arranged on the guide column, the upper end surface of the base plate is provided with a sliding guide rail, and the lower end surface of the movable plate is provided with a slider, the movable plate is arranged on the base plate, and the slider is slidably arranged on the sliding guide rail, the inclination adjustment assembly is arranged on the movable plate, and the painting motor is arranged on the upper fixed plate of the inclination adjustment assembly, the output shaft of the painting motor is connected to the first end of the plush wheel shaft through a coupling, and the second end of the plush wheel shaft is provided with the plush wheel; a horizontal slide is provided above the paint storage unit, and a plurality of blades are installed on the blade clamp in sequence, and the blade clamp is arranged on the horizontal slide, the horizontal slide moves vertically downward and immerses the blade tenon in the paint storage box, and the adaptive painting unit is started to paint the blade tenon.

[0005] Further, the inclination adjustment assembly includes a lower fixed plate, a rotary damper and an upper fixed plate, the lower fixed plate is connected to the movable plate, and the first end of the lower fixed plate is provided with a lower limit seat, the first end of the upper fixed plate is provided with an upper limit seat, and the second end of the lower fixed plate is connected to the second end of the upper fixed plate by a rotation pair, and the rotary damper is provided at the rotation pair, the first end of the rotary damper is connected to the lower limit seat, and the second end of the rotary damper is connected to the upper limit seat.

[0006] Preferably, a liquid level sensor is further provided in the paint storage tank, and the liquid level sensor can monitor the liquid level in the paint storage tank.

[0007] Furthermore, the paint storage unit is also provided with a liquid level monitoring and control system. When the liquid level sensor monitors that the liquid level height of the paint storage box is lower than the immersion height of the blade tenon, the liquid level sensor feeds back the liquid level information of the paint storage box to the liquid level monitoring and control system, and the liquid level monitoring and control system controls the paint touch-up pump to replenish paint into the paint storage box through the paint tank; when the spraying of the blade tenon is completed, the liquid level monitoring and control system can control the paint touch-up pump to store the remaining paint in the paint storage box into the paint tank.

[0008] Preferably, the rotation direction of the plush wheel is opposite to the movement direction of the horizontal slide.

[0009] Furthermore, when the plush wheel is not in contact with the blade tenon, the plush wheels on both sides of the paint storage box are in a tensioned state, and when the plush wheel is in contact with the blade tenon, the plush wheel can paint the end of the blade tenon; the blade tenon continues to move forward, and under the action of the adaptive moving component and the horizontal movement of the horizontal slide, the plush wheel opens to both sides, and the plush wheel can paint the sides of the blade tenon; when the plush wheel is out of contact with the blade tenon, the plush wheel is in automatic tension, and the plush wheel can paint the tail of the blade tenon, thereby completing the painting of each end surface of the blade tenon.

[0010] Another aspect of the present invention provides a painting method for an adaptive painting device for a blade tenon, comprising the following steps:

[0011] S1, installing a plurality of blades on a blade fixture in sequence, and the blade fixture is installed on a horizontal slide;

[0012] S2, controlling the horizontal slide to move horizontally to above the paint storage box, and controlling the horizontal slide to move vertically downward to immerse the blade tenon into the paint storage box;

[0013] S3, control the painting motor to drive the plush wheel to start rotating;

[0014] S4, controlling the horizontal slide to drive the blade tenon to move forward, and when the plush wheel contacts the blade tenon, the plush wheel starts to apply a brush to the end of the blade tenon;

[0015] S5, the blade tenon continues to move forward, and under the action of the adaptive moving component and the horizontal movement of the horizontal slide, the plush wheel opens to both sides, and the plush wheel starts to paint the side surfaces of the blade tenon;

[0016] S6, when the blade tenon is out of contact with the plush wheel, the plush wheel performs a brushing operation on the tail of the blade tenon;

[0017] S7, after the painting is completed, the horizontal slide is controlled to move vertically upward to lift the blade tenon from the paint storage box, and the horizontal slide is controlled to move horizontally to send the blade tenon to the drying station;

[0018] S8, drying the blade tenon, after the drying is completed, taking the dried blade out of the blade fixture, and completing the painting of the blade.

[0019] The characteristics and beneficial effects of the present invention are:

[0020] 1. The adaptive painting device and painting method for blade tenons provided by the present invention can adaptively adjust the direction of the plush wheel according to the shape of the blade tenon by setting an adaptive moving component and an inclination adjustment component, thereby ensuring close contact between the plush wheel and the blade tenon, having good adaptability to the blade tenon, and reducing the occurrence of missing paint and missing points during the painting process.

[0021] 2. The present invention provides an adaptive painting device and a painting method for blade tenons. The plush wheel realizes adaptive painting of the blade tenons under the drive of the painting motor, which is beneficial to the automation of the painting process, ensures the quality of the anti-corrosion paint coating of parts, and is beneficial to improving on-site production efficiency and shortening the production cycle.

[0022] 3. The adaptive painting device and painting method for blade tenons provided by the present invention are also provided with a liquid level sensor and a liquid level monitoring and control system in the paint storage box, which can automatically monitor the paint level height, perform real-time fine-tuning and paint touch-up during the production process, ensure that the paint level height is maintained within the set height range, realize the automatic paint touch-up function of the paint quantity detection machine, and ensure the stable painting quality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the adaptive painting device for blade tenons of the present invention;

[0024] Figure 2 It is a schematic structural diagram of the adaptive painting device for blade tenons of the present invention;

[0025] Figure 3 It is a schematic structural diagram of the adaptive painting unit of the present invention;

[0026] Figure 4 It is a structural schematic diagram of the tilt angle adjustment assembly of the present invention;

[0027] Figure 5 It is a schematic flow diagram of the painting method of the present invention.

[0028] Main reference numerals:

[0029] Paint storage unit 1; paint storage box 11; base 12; paint can 13; paint touch-up pump 14; pipeline 15; liquid level sensor 16; adaptive painting unit 2; painting motor 21; plush wheel 22; bottom plate 23; guide column 24; spring 25; support vertical plate 26; moving plate 27; guide support 28; plush wheel shaft 29; horizontal slide 3; lower limit seat 31; lower fixed plate 32; rotary damper 33; upper limit seat 34; upper fixed plate 35; blade 4; blade clamp 5; blade tenon 6. DETAILED DESCRIPTION

[0030] In order to fully describe the technical content, structural features, objectives and effects of the present invention, the following will be described in detail with reference to the accompanying drawings.

[0031] An adaptive painting device for blade tenons of the present invention, such as Figure 1 As shown, it comprises a paint storage unit 1 and an adaptive painting unit 2 .

[0032] like Figure 2 As shown, the paint storage unit 1 includes a paint storage box 11, a base 12, a paint tank 13 and a paint touch-up pump 14. The paint storage box 11 is provided on the base 12, the paint tank 13 and the paint touch-up pump 14 are arranged in the base 12, and the paint tank 13 is connected to the paint inlet of the paint touch-up pump 14 through a pipeline 15, and the paint outlet of the paint touch-up pump 14 is connected to the paint storage box 11 through the pipeline 15, and the surface of the paint storage box 11 and its accessories are treated with anti-corrosion.

[0033] like Figure 3 and Figure 4As shown, the adaptive painting unit 2 is symmetrically arranged on both sides of the paint storage box 1, and the adaptive painting unit 2 includes an adaptive moving component, a tilt adjustment component, a paint motor 21 and a plush wheel 22. The adaptive moving component 21 is fixed to the paint storage box 11 through a bottom plate, and the adaptive moving component includes a bottom plate 23, a guide column 24, a spring 25, a support vertical plate 26 and a moving plate 27. The first ends of both sides of the bottom plate 23 are symmetrically provided with guide supports 28, and the first ends of the guide columns 24 are slidably arranged on the guide supports 28, the second ends of the guide columns 24 are connected to the first ends of the support vertical plates 26, and the spring 25 is arranged on the guide columns 24. The upper end surface of the bottom plate 23 is provided with a sliding guide rail, and the lower end surface of the moving plate 27 is provided with a slider, and the moving plate 27 is arranged on the bottom The paint storage unit 1 is provided with a horizontal slide 3, and the adaptive movable assembly and the inclination adjustment assembly can adaptively adjust the direction of the plush wheel 22 according to the shape of the blade tenon 6, ensure the close contact between the plush wheel 22 and the blade tenon 6, have good adaptability to the blade tenon 6, and ensure that there is no missing paint or missing point phenomenon, and the plush wheel 22 realizes adaptive painting of the blade tenon 6 under the drive of the paint motor 21. Multiple blades 4 are sequentially installed on the blade fixture 5, and the blade fixture 5 is arranged on the horizontal slide 3, the horizontal slide 3 moves vertically downward and immerses the blade tenon in the paint storage box 11, and the adaptive painting unit 2 is started to paint the blade tenon.

[0034] like Figure 4 As shown, the inclination adjustment assembly includes a lower fixed plate 32, a rotary damper 33 and an upper fixed plate 35, the lower fixed plate 32 is connected to the movable plate 27, and a lower limit seat 31 is provided at the first end of the lower fixed plate 32, an upper limit seat 34 is provided at the first end of the upper fixed plate 35, and the second end of the lower fixed plate 32 is connected to the second end of the upper fixed plate 35 by a rotation pair, and a rotary damper 33 is provided at the rotation pair, the first end of the rotary damper 33 is connected to the lower limit seat 31, and the second end of the rotary damper 33 is connected to the upper limit seat 34.

[0035] In a preferred embodiment, a liquid level sensor 16 is further provided in the paint storage box 11, and the liquid level sensor 16 can monitor the liquid level in the paint storage box 11. A liquid level monitoring control system is also provided in the paint storage unit 1. When the liquid level sensor 16 monitors that the liquid level in the paint storage box 11 is lower than the immersion height of the blade tenon 6, the liquid level sensor 16 feeds back the liquid level information of the paint storage box 11 to the liquid level monitoring control system, and the liquid level monitoring control system controls the paint touch-up pump 14 to add paint to the paint storage box 11 through the paint tank 13; when the spraying of the blade tenon 6 is completed, the liquid level monitoring control system can control the paint touch-up pump 14 to store the remaining paint in the paint storage box 11 in the paint tank 13.

[0036] Specifically, blades of different models correspond to different liquid level heights of the paint storage box 11, ensuring uniform painting of the blade tenons 6 and accurate painting positions.

[0037] Specifically, the rotation direction of the plush wheel 22 is opposite to the moving direction of the horizontal slide 3. When the plush wheel 22 is not in contact with the blade tenon 6, the plush wheels 22 on both sides of the paint storage box 11 are in a tensioned state. When the plush wheel 22 is in contact with the blade tenon 6, the plush wheel 22 can paint the end of the blade tenon; the blade tenon 6 continues to move forward, and under the action of the adaptive moving component and the horizontal movement of the horizontal slide, the plush wheel 22 opens to both sides, and the plush wheel 22 can paint the side of the blade tenon 6; when the plush wheel 22 is out of contact with the blade tenon 6, the plush wheel 22 is in automatic tension, and the plush wheel 22 can paint the tail of the blade tenon 6, and then complete the painting of each end surface of the blade tenon 6.

[0038] A second aspect of the present invention provides a painting method for an adaptive painting device for a blade tenon, comprising the following steps:

[0039] S1, installing a plurality of blades 4 on a blade fixture 5 in sequence, and the blade fixture 5 is installed on a horizontal slide 3;

[0040] S2, control the horizontal slide 3 to move horizontally to the top of the paint storage box 11, and control the horizontal slide 3 to move vertically downward to immerse the blade tenon into the paint storage box 11;

[0041] S3, controlling the painting motor 21 to drive the plush wheel 22 to start rotating;

[0042] S4, control the horizontal slide 3 to drive the blade tenon 6 to move forward, and when the plush wheel 22 contacts the blade tenon 6, the plush wheel 22 starts to apply paint to the end of the blade tenon 6;

[0043] S5, the blade tenon 6 continues to move forward, and under the action of the adaptive moving component and the horizontal movement of the horizontal slide 3, the plush wheel 22 opens to both sides, and the plush wheel 22 begins to paint the side surfaces of the blade tenon 6;

[0044] S6, when the blade tenon 6 is out of contact with the plush wheel 22, the plush wheel 22 performs a brushing operation on the tail of the blade tenon 6;

[0045] S7, after painting is completed, the horizontal slide 3 is controlled to move vertically upward to lift the blade tenon from the paint storage box 11, and the horizontal slide 3 is controlled to move horizontally to send the blade tenon to the drying station;

[0046] S8, drying the blade tenon, after the drying is completed, taking the dried blade out of the blade fixture, and completing the painting of the blade.

[0047] The specific operation steps of the present invention are as follows:

[0048] like Figure 1 to Figure 5 As shown, the present invention is an adaptive painting device for blade tenons and a spraying method thereof, and the specific operation steps are as follows:

[0049] S1, installing a plurality of blades 4 on a blade fixture 5 in sequence, and the blade fixture 5 is installed on a horizontal slide 3;

[0050] S2, control the horizontal slide 3 to move horizontally to the top of the paint storage box 11, and control the horizontal slide 3 to move vertically downward to immerse the blade tenon into the paint storage box 11, and immerse most of the blade protection area;

[0051] S3, controlling the painting motor 21 to drive the plush wheel 22 to start rotating;

[0052] S4, control the horizontal slide 3 to drive the blade tenon 6 to move forward. When the plush wheel 22 contacts the blade tenon 6, the plush wheel 22 starts to get close to various parts of the blade tenon 6, squeezes out the bubbles around the blade tenon 6, and achieves full coverage of the blade protection area with paint. The plush wheel 22 starts to paint the end of the blade tenon 6;

[0053] S5, the blade tenon 6 continues to move forward, and under the action of the adaptive moving component and the horizontal movement of the horizontal slide 3, the plush wheel 22 opens to both sides, and the plush wheel 22 begins to paint the side surfaces of the blade tenon 6;

[0054] S6, when the blade tenon 6 is out of contact with the plush wheel 22, the plush wheel 22 performs a brushing operation on the tail of the blade tenon 6;

[0055] S7, after painting is completed, the horizontal slide 3 is controlled to move vertically upward to lift the blade tenon from the paint storage box 11, and the horizontal slide 3 is controlled to move horizontally to send the blade tenon to the drying station;

[0056] S8, drying the blade tenon, after the drying is completed, taking the dried blade out of the blade fixture, and completing the painting of the blade.

[0057] The present invention can adaptively adjust the direction of the plush wheel according to the shape of the blade tenon by arranging an adaptive moving component and an inclination adjustment component, thereby ensuring close contact between the plush wheel and the blade tenon, having good adaptability to the blade tenon, and being able to ensure that no missing paint or missing spots occur. At the same time, the plush wheel can realize adaptive painting of the blade tenon under the drive of the painting motor, thereby ensuring the automation of the painting process and the quality of the anti-corrosion paint coating on parts, which is beneficial to improving on-site production efficiency and shortening the cycle. In addition, a liquid level sensor and a liquid level monitoring and control system are also provided in the paint storage box, which can automatically monitor the paint level height and perform real-time fine-tuning of paint touch-up during the production process to ensure that the paint level height is maintained within the set height range, thereby realizing the automatic paint touch-up function of the paint quantity detection machine and ensuring the stable paint quality of the equipment.

[0058] The above embodiments are only descriptions of the preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. An adaptive painting device for blade tenons, characterized in that: It includes a paint storage unit and an adaptive painting unit. The paint storage unit comprises a paint storage box, a base, a paint can and a touch-up paint pump, wherein the paint storage box is arranged on the base, the paint can and the touch-up paint pump are arranged in the base, and the paint can is connected to the paint inlet of the touch-up paint pump through a pipeline, and the paint outlet of the touch-up paint pump is connected to the paint storage box through a pipeline; The adaptive painting unit is symmetrically arranged on both sides of the paint storage box, and the adaptive painting unit includes an adaptive moving component, a tilt adjustment component, a paint motor and a plush wheel, the adaptive moving component is fixed to the paint storage box through a bottom plate, and the adaptive moving component includes a bottom plate, a guide column, a spring, a support vertical plate and a moving plate, the first ends of both sides of the bottom plate are symmetrically provided with guide supports, and the first end of the guide column is slidably arranged on the guide support, the second end of the guide column is connected to the first end of the support vertical plate, and the spring is arranged on the guide column, the upper end surface of the bottom plate is provided with a sliding guide rail, and the lower end surface of the moving plate is provided with a slider, the moving plate is arranged on the bottom plate, and the slider is slidably arranged on the sliding guide rail, the tilt adjustment component is arranged on the moving plate, and the paint motor is arranged on the upper fixed plate of the tilt adjustment component, the output shaft of the paint motor is connected to the first end of the plush wheel shaft through a coupling, and the second end of the plush wheel shaft is provided with the plush wheel; A horizontal slide is provided above the paint storage unit, and multiple blades are installed on the blade clamp in sequence, and the blade clamp is provided on the horizontal slide. The horizontal slide moves vertically downward and immerses the blade tenon into the paint storage box, and the adaptive painting unit is started to paint the blade tenon.

2. The adaptive painting device for blade tenons according to claim 1, characterized in that: The inclination adjustment assembly includes a lower fixed plate, a rotary damper and an upper fixed plate, the lower fixed plate is connected to the movable plate, and the first end of the lower fixed plate is provided with a lower limit seat, the first end of the upper fixed plate is provided with an upper limit seat, and the second end of the lower fixed plate is connected to the second end of the upper fixed plate by a rotation pair, and the rotary damper is provided at the rotation pair, the first end of the rotary damper is connected to the lower limit seat, and the second end of the rotary damper is connected to the upper limit seat.

3. The adaptive painting device for blade tenons according to claim 1, characterized in that: The paint storage box is also provided with a liquid level sensor, and the liquid level sensor can monitor the liquid level in the paint storage box.

4. The adaptive painting device for blade tenons according to claim 3, characterized in that: The paint storage unit is also provided with a liquid level monitoring and control system. When the liquid level sensor detects that the liquid level height of the paint storage box is lower than the immersion height of the blade tenon, the liquid level sensor feeds back the liquid level information of the paint storage box to the liquid level monitoring and control system, and the liquid level monitoring and control system controls the paint touch-up pump to replenish the paint into the paint storage box through the paint tank; when the spraying of the blade tenon is completed, the liquid level monitoring and control system can control the paint touch-up pump to store the remaining paint in the paint storage box into the paint tank.

5. The adaptive painting device for blade tenons according to claim 1, characterized in that: The rotation direction of the plush wheel is opposite to the moving direction of the horizontal slide.

6. The adaptive painting device for blade tenons according to claim 5, characterized in that: When the plush wheel is not in contact with the blade tenon, the plush wheels on both sides of the paint storage box are in a tensioned state, and when the plush wheel is in contact with the blade tenon, the plush wheel can paint the end of the blade tenon; the blade tenon continues to move forward, and under the action of the adaptive moving component and the horizontal movement of the horizontal slide, the plush wheel opens to both sides, and the plush wheel can paint the sides of the blade tenon; when the plush wheel is out of contact with the blade tenon, the plush wheel is in automatic tension, and the plush wheel can paint the tail of the blade tenon, thereby completing the painting of each end surface of the blade tenon.

7. A painting method for an adaptive painting device for a blade tenon according to any one of claims 1 to 6, characterized in that: It includes the following steps: S1, installing a plurality of blades on a blade fixture in sequence, and the blade fixture is installed on a horizontal slide; S2, controlling the horizontal slide to move horizontally to above the paint storage box, and controlling the horizontal slide to move vertically downward to immerse the blade tenon into the paint storage box; S3, control the painting motor to drive the plush wheel to start rotating; S4, controlling the horizontal slide to drive the blade tenon to move forward, and when the plush wheel contacts the blade tenon, the plush wheel starts to apply a brush to the end of the blade tenon; S5, the blade tenon continues to move forward, and under the action of the adaptive moving component and the horizontal movement of the horizontal slide, the plush wheel opens to both sides, and the plush wheel starts to paint the side surfaces of the blade tenon; S6, when the blade tenon is out of contact with the plush wheel, the plush wheel performs a brushing operation on the tail of the blade tenon; S7, after the painting is completed, the horizontal slide is controlled to move vertically upward to lift the blade tenon from the paint storage box, and the horizontal slide is controlled to move horizontally to send the blade tenon to the drying station; S8, drying the blade tenon, after the drying is completed, taking the dried blade out of the blade fixture, and completing the painting of the blade.

Images