Reciprocating up-down automatic spraying device for tail door handle

Abstract

The utility model relates to the technical field of automatic spraying, in particular to a reciprocating up-and-down automatic spraying device for a tail door handle. According to the technical scheme, the automatic spraying device mainly aims at solving the problems that a common mechanical arm automatic spraying device needs frequent reciprocating motion to conduct paint spraying, the moving path of a mechanical arm is long, time consumed for reciprocating advancing is long, and the spraying efficiency is reduced. A spray gun facilitating spraying of the tail door handle is arranged on the inner wall of the paint spraying operation box, a sliding block facilitating guiding of the spray gun is installed on the back wall body of the spray gun, and an air cylinder facilitating driving of the spray gun to ascend and descend is installed on the inner wall of the top of the paint spraying operation box. According to the tail door handle spraying device, the spraying efficiency is improved, meanwhile, the spraying piece is replaced within the spraying time, continuous spraying machining is facilitated, and convenience is provided for tail door handle machining.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic spraying, in particular to a reciprocating up and down automatic spraying device for a tailgate handle. Background Art

[0002] A tailgate handle is typically the handle or grip for opening a vehicle's rear door or trunk. To ensure it matches the overall appearance of the vehicle or product, it typically requires a coating. This coating effectively protects the handle's surface from oxidation, corrosion, and other environmental damage. Currently, tailgate handles are typically coated using automated robotic spray equipment. The flexibility of the robotic arm allows for uniform application of the coating.

[0003] However, common robotic arm automatic spraying equipment requires frequent reciprocating motion to spray paint, which makes the robotic arm's movement path longer and the reciprocating movement time longer, reducing the spraying efficiency. In view of this, we propose a reciprocating up and down automatic spraying device for the tailgate handle. Utility Model Content

[0004] The utility model aims to solve the problems existing in the background technology and proposes a reciprocating up and down automatic spraying device for a tailgate handle.

[0005] The technical solution of the present utility model is as follows: a reciprocating upper and lower automatic spraying device for a tailgate handle comprises a paint spraying operation box, a spray gun for spraying the tailgate handle is arranged on the inner wall of the paint spraying operation box, a slider for guiding the spray gun is installed on the back wall of the spray gun, a cylinder for driving the spray gun to lift and lower is installed on the top inner wall of the paint spraying operation box, a feeding assembly for driving the tailgate handle to move is arranged in the paint spraying operation box, a driving assembly for driving the feeding assembly to move is installed on the paint spraying operation box, a guide rail for assisting the movement of the feeding assembly is installed in the opening of the paint spraying operation box, reinforcing ribs for reinforcing the position of the guide rail are welded on the top wall of the paint spraying operation box, and a liquid level sensor for detecting the liquid level of the paint after it falls is installed on one inner wall of the paint spraying operation box.

[0006] Preferably, the driving assembly includes a forward and reverse motor, the output end of the forward and reverse motor is connected to a second rotating shaft, and a gear is sleeved on the outer ring surface of the second rotating shaft.

[0007] Preferably, the feeding assembly includes a sliding plate, a rack is mounted on the side wall of the sliding plate, and the rack is meshed with a gear.

[0008] Preferably, a pneumatic clamp is provided below the sliding plate, and a first rotating shaft is connected to the top wall of each of the plurality of pneumatic clamps, and a pulley is sleeved on the outer surface of each of the plurality of first rotating shafts.

[0009] Preferably, support blocks are symmetrically installed on the top wall of the sliding plate, a servo motor is arranged between the two support blocks, and the output end of the servo motor is connected to the top end of the first rotating shaft at the middle position.

[0010] Preferably, a transmission belt is tied to the pulley at the middle position, and the transmission belt fits in the transmission grooves of the remaining pulleys.

[0011] Preferably, the transmission grooves of the two outermost pulleys are fixedly connected to both ends of the transmission belt.

[0012] Compared with the prior art, the utility model has the following beneficial technical effects:

[0013] In the utility model, the air cylinder drives the spray gun to lift, so as to realize the reciprocating spraying of the tailgate handle. At the same time, the servo motor is started to drive the first rotating shaft at the middle position to drive the pulley and the pneumatic clamp at the middle position to rotate, so as to drive the tailgate handle in the spraying state to rotate, which is beneficial to the uniform spraying of its surface. Without rotating it, the reciprocating movement is reduced, time is saved, and the spraying efficiency is improved. And under the rotation of the gear, the sliding plate can be driven to move in cooperation with the rack to complete the automatic feeding of the tailgate handle. Due to the movement of the sliding plate, the sprayed tailgate handle can be sent out, which is convenient for the staff to remove it and replace it with a new tailgate handle for spraying. And one tailgate handle is kept in the spraying process, which further improves the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional structural schematic diagram of a reciprocating up-and-down automatic spraying device for a tailgate handle;

[0015] Figure 2 is Figure 1 the sectional three-dimensional structural schematic diagram of

[0016] Figure 3 is Figure 1 the three-dimensional structural schematic diagram of the feeding component and the driving component in

[0017] Reference numerals: 1, paint spraying operation box; 2, spray gun; 3, air cylinder; 4, feeding component; 41, sliding plate; 42, rack; 43, pneumatic clamp; 44, first rotating shaft; 45, pulley; 46, transmission belt; 47, support block; 48, servo motor; 5, driving component; 51, forward and reverse motor; 52, second rotating shaft; 53, gear; 6, guide rail; 7, liquid level sensor; 8, slider; 9, reinforcing rib. Detailed implementation manners

[0018] The technical solution of the present utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0019] Embodiment

[0020] As Figures 1 - 3 shown, a reciprocating up and down automatic spraying device for a tailgate handle proposed by the present utility model includes a spray painting operation box 1. A cylinder 3 is fixedly installed on the inner wall of the top of the spray painting operation box 1. The output end of the cylinder 3 is connected to the top wall of a spray gun 2 arranged in the spray painting operation box 1, which is convenient for driving the spray gun 2 to lift and lower. The structure of the outer wall of the spray gun 2 is connected to the existing paint supply equipment, which is convenient for spraying and processing the tailgate handle. The paint supply equipment is not shown in the attached drawings; a slider 8 is fixedly installed on the back wall of the spray gun 2. A chute is opened on the inner wall of the spray painting operation box 1, and the slider 8 is arranged in the chute, which is used to guide the spray gun 2 in the moving state. Through the liftable design of the spray gun 2, there is no need to rotate it, reducing the reciprocating path, which is beneficial to spraying and processing the tailgate handle; a liquid level sensor 7 is fixedly installed on the inner wall of one side of the spray painting operation box 1. A drain valve is connected to one side wall of the spray painting operation box 1, which is convenient for discharging and recycling the paint that has fallen to the bottom of the spray painting operation box 1, which is beneficial to saving resources and preventing waste. And with the setting of the liquid level sensor 7, the liquid level of the paint after falling can be monitored to avoid the paint overflowing from the opening of the spray painting operation box 1.

[0021] Furthermore, a driving component 5 for driving is installed on the spray painting operation box 1. The driving component 5 includes a forward and reverse motor 51. The forward and reverse motor 51 is fixedly installed on the top of the spray painting operation box 1. A first rotation hole is opened on the top wall of the spray painting operation box 1. The top end of a second rotating shaft 52 is arranged in the first rotation hole and is connected to the output end of the forward and reverse motor 51 also arranged in the first rotation hole, which is convenient for driving the second rotating shaft 52 to rotate through the forward and reverse motor 51; a gear 53 is fixedly sleeved on the outer surface of the second rotating shaft 52, which is beneficial to driving the gear 53 to rotate through the second rotating shaft 52.

[0022] Further, a feeding component 4 for facilitating the movement of the tailgate handle is arranged in the spray painting operation box 1. The feeding component 4 includes a sliding plate 41. The guide rail 6 is fixedly installed at the opening of the spray painting operation box 1. The sliding plate 41 is arranged in the guide groove of the guide rail 6. The guide rail 6 guides the sliding plate 41 to avoid the deviation of the moving track and affect the spraying of the tailgate handle driven by the sliding plate 41 by the spray gun 2. A plurality of reinforcing ribs 9 are welded on the top wall of the guide rail 6, and the vertical surfaces of the plurality of reinforcing ribs 9 are welded to the outer wall of the spray painting operation box 1 to reinforce the guide rail 6, which is beneficial to maintaining stability during the guiding of the sliding plate 41. A plurality of racks 42 are fixedly installed on the side wall of the sliding plate 41 and meshed with the gear 53. The rotating gear 53 can cooperate with the rack 42 to provide power for the movement of the sliding plate 41, facilitating the automatic feeding of the tailgate handle, enabling the sliding plate 41 to conveniently send out the sprayed tailgate handle from the spray painting operation box 1 during the movement, facilitating the staff to replace it, and keeping one of the tailgate handles in the sprayed state during the replacement process to spray other workpieces during the replacement process, further improving the spraying efficiency. A plurality of pneumatic clamps 43 are arranged below the sliding plate 41. A plurality of second rotating holes are formed in the top wall of the sliding plate 41, and bearings are arranged in the plurality of second rotating holes. The bottom ends of a plurality of first rotating shafts 44 respectively penetrate through the plurality of second rotating holes, and their bottom ends are connected to the top walls of the pneumatic clamps 43 corresponding in position. At the same time, the outer surface of the first rotating shaft 44 is also connected to the inner surface of the bearing, which is beneficial to driving the pneumatic clamp 43 to rotate with the assistance of the bearing, enabling the tailgate handle clamped by the pneumatic clamp 43 to rotate, cooperating with the spraying of the spray gun 2, achieving the purpose of evenly spraying the surface of the tailgate handle while reducing the path, improving the spraying efficiency, and saving the operation time. The servo motor 48 is installed on the opposite wall surfaces of the two support blocks 47, and the two support blocks 47 are symmetrically installed on the top wall of the sliding plate 41 to support the servo motor 48. The output end of the servo motor 48 is connected to the top end of the first rotating shaft 44 at the middle position, which is beneficial to providing power for the rotation of the tailgate handle. A plurality of belt pulleys 45 are fixedly sleeved on the outer surfaces of the plurality of first rotating shafts 44. The transmission belt 46 is tied in the transmission groove of the belt pulley 45 at the middle position. The two ends of the transmission belt 46 are wound around the plurality of belt pulleys 45 and are in close contact with the transmission grooves of the plurality of belt pulleys 45. At the same time, the two ends of the transmission belt 46 are fixedly connected to the transmission groove walls of the two outermost belt pulleys 45, and a redundant length of the transmission belt 46 is reserved in the transmission grooves of the two outermost belt pulleys 45 for subsequent transmission. When the belt pulley 45 at the middle position rotates, it can drive the plurality of belt pulleys 45 to rotate to complete the rotation adjustment of the tailgate handle.

[0023] The above specific embodiments are only several preferred embodiments of the present utility model. Based on the technical solution of the present utility model and the relevant revelations of the above embodiments, those skilled in the art can make various alternative improvements and combinations to the above specific embodiments.

Claims

1. A reciprocating up-and-down automatic spraying device for a tailgate handle, comprising a painting operation box (1), characterized in that: An air spray gun (2) for facilitating the spraying of the tailgate handle is provided on the inner wall of the spray painting operation box (1). A slider (8) for guiding the air spray gun (2) is installed on the back wall of the air spray gun (2). A cylinder (3) for driving the air spray gun (2) to move up and down is installed on the top inner wall of the spray painting operation box (1). A feeding component (4) for driving the tailgate handle to move is arranged in the spray painting operation box (1). A driving component (5) for driving the feeding component (4) to move is installed on the spray painting operation box (1). A guide rail (6) for assisting the feeding component (4) to move is installed in the opening of the spray painting operation box (1). A reinforcing rib (9) for strengthening the position of the guide rail (6) is welded on the top wall of the spray painting operation box (1). A liquid level sensor (7) for detecting the liquid level of the paint after it falls is installed on one side inner wall of the spray painting operation box (1).

2. The reciprocating up-and-down automatic spraying device for a tailgate handle according to claim 1, wherein The driving component (5) includes a forward and reverse motor (51). The output end of the forward and reverse motor (51) is connected to a second rotating shaft (52). A gear (53) is sleeved on the outer surface of the second rotating shaft (52).

3. The reciprocating up-and-down automatic spraying device for a tailgate handle according to claim 2, characterized in that, The feeding component (4) includes a sliding plate (41). A rack (42) is installed on the side wall of the sliding plate (41). The rack (42) is meshed with the gear (53).

4. The reciprocating up-and-down automatic spraying device for a tailgate handle according to claim 3, wherein, An air clamp (43) is arranged below the sliding plate (41). First rotating shafts (44) are connected to the top walls of multiple air clamps (43). Pulley wheels (45) are sleeved on the outer surfaces of multiple first rotating shafts (44).

5. The reciprocating up and down automatic spraying device for a tailgate handle according to claim 4, wherein, Support blocks (47) are symmetrically installed on the top wall of the sliding plate (41). A servo motor (48) is arranged between the two support blocks (47). The output end of the servo motor (48) is connected to the top end of the first rotating shaft (44) at the middle position.

6. The reciprocating up-and-down automatic spraying device for a tailgate handle according to claim 4, wherein, A transmission belt (46) is tied tightly to the pulley wheel (45) at the middle position. The transmission belt (46) fits into the transmission grooves of the remaining pulley wheels (45).

7. The reciprocating up-and-down automatic spraying device for a tailgate handle according to claim 6, characterized in that, The transmission grooves of the two outermost pulley wheels (45) are fixedly connected to both ends of the transmission belt (46).

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