Double-sided spraying production line for decorative aluminum plate

Abstract

The utility model relates to the technical field of spraying production of decorative aluminum plates, in particular to a double-sided spraying production line of a decorative aluminum plate. According to the technical scheme, the spraying device comprises a spraying box, inlets and outlets are symmetrically formed in the two sides of the outer surface of the spraying box, a plurality of lower conveying rollers are rotationally installed at the positions, close to the two sides of the lower surface, in the spraying box at equal intervals, and a hydraulic cylinder is fixedly installed in the middle of the upper surface of the spraying box; the output end of the hydraulic cylinder is fixedly connected with a lifting frame, a plurality of upper conveying rollers are rotationally installed on the two sides of the interior of the lifting frame at equal intervals, V-shaped annular grooves are formed in the outer surfaces of the upper conveying rollers and the outer surfaces of lower conveying rollers, and a plurality of penetrating openings are formed in the middle positions of the front surface and the rear surface of the spraying box at equal intervals. According to the utility model, the decorative aluminum plate does not need to be fixed and clamped before double-sided spraying, so that the fixing, clamping and dismounting time is saved, the spraying efficiency is improved, and meanwhile, the spraying defect caused by clamping and shielding is eliminated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of decorative aluminum plate spraying production, concretely to a decorative aluminum plate double -sided spraying production line. BACKGROUND

[0002] ‌Decorative aluminum plate is a kind of plate material with aluminum alloy as main raw material, which is made by coating, curling, embossing and other processing technology, and has the advantages of light weight, corrosion resistance, easy cleaning and the like, and is widely used in building exterior wall, ceiling, interior decoration and other fields, and coating is applied on the surface of decorative aluminum plate to improve the decoration and durability.‌

[0003] The current decorative aluminum plate needs to be clamped and fixed first when spraying on both sides, which is time-consuming and reduces the spraying efficiency, and the clamping part on the decorative aluminum plate cannot be sprayed due to obstruction, so there is a spraying defect. Therefore, we provide a decorative aluminum plate double-sided spraying production line. UTILITY MODEL CONTENTS

[0004] The utility model discloses a decorative aluminum plate double-sided spraying production line, which does not need to be clamped and fixed before spraying on both sides of the decorative aluminum plate, saves the time of clamping and fixing and disassembling, improves the spraying efficiency, eliminates the spraying defect caused by clamping and obstruction, and solves the problem of the current decorative aluminum plate that needs to be clamped and fixed first when spraying on both sides, which is time-consuming and reduces the spraying efficiency, and the clamping part on the decorative aluminum plate cannot be sprayed due to obstruction.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a decorative aluminum plate double-sided spraying production line, comprising a spraying box, the spraying box is symmetrically provided with an inlet and an outlet at both sides of the outer surface, a plurality of lower conveying rollers are equally rotatably installed at both sides of the inner lower surface of the spraying box, a hydraulic cylinder is fixedly installed at the middle position of the upper surface of the spraying box, a lifting frame is fixedly connected to the output end of the hydraulic cylinder, a plurality of upper conveying rollers are equally rotatably installed at both sides of the inner lifting frame, V-shaped annular grooves are arranged on the outer surfaces of the upper and lower conveying rollers, a plurality of penetration openings are equally provided at the middle positions of the front and rear surfaces of the spraying box, and a spraying head is fixedly installed in each penetration opening.

[0006] Preferably, the spraying head is fixedly connected with an inlet valve at one end outside the spraying box, and the inlet valve is fixedly connected with an inlet pipe at the other end, so that the coating is conveyed to the inside of the spraying head through the inlet pipe and the inlet valve.

[0007] Preferably, a drain valve is fixedly connected to the position close to the lower surface of one side of the outer surface of the spraying box, and the coating collected at the bottom of the spraying box is discharged through the drain valve.

[0008] Preferably, the lower surface of the spraying box is fixedly provided with a fixed base, which serves as a fixed support for the spraying box.

[0009] Preferably, the upper surface of the fixed base is provided with a fixed hole near each corner, and a bolt can be used to fix the fixed base in a use position by penetrating the fixed hole.

[0010] Preferably, the upper surface of the spraying box is symmetrically provided with a sliding sleeve at each side, and the upper surface of the lifting frame is symmetrically provided with a sliding rod fixedly connected at each side, and the two sliding rods penetrate the two sliding sleeves, respectively. When the lifting frame is lifted by the hydraulic cylinder, the sliding rods slide in the sliding sleeves and lift with the lifting frame, thereby limiting and guiding the lifting frame, and improving the stability of the lifting frame.

[0011] Compared with the prior art, the utility model has the advantages of the following:

[0012] 1. The utility model discloses a spraying box, an inlet and outlet, a lower conveying roller, a lifting frame, a hydraulic cylinder, an upper conveying roller, a V-shaped annular groove, a through hole and a spraying head are arranged, so that the decorative aluminum plate does not need to be fixed and clamped before double-sided spraying, the time for fixing, clamping and disassembling is saved, the spraying efficiency is improved, the spraying defects caused by clamping and shielding are eliminated, the hydraulic cylinder drives the lifting frame to lift, the top end of the decorative aluminum plate enters the V-shaped annular groove on the outer surface of the upper conveying roller, and the bottom end enters the V-shaped annular groove on the outer surface of the lower conveying roller, so that the decorative aluminum plate of different sizes and thicknesses can move vertically in the spraying box, and the front and back surfaces of the decorative aluminum plate are sprayed by the spraying head during the movement, so that double-sided spraying is completed.

[0013] 2. The utility model discloses a sliding rod and a sliding sleeve, which improve the stability of the lifting frame, and when the lifting frame is lifted by the hydraulic cylinder, the sliding rod slides in the sliding sleeve and lifts with the lifting frame, thereby limiting and guiding the lifting frame, and improving the stability of the lifting frame. DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0015] Figure 2 It is a three-dimensional structure schematic view of the lifting frame of the utility model;

[0016] Figure 3 It is a three-dimensional structure schematic view of the inlet pipe of the utility model;

[0017] Figure 4 It is a main sectional view structure schematic view of the utility model.

[0018] Reference numerals in the attached diagram: 1. Fixed base; 2. Fixed hole; 3. Spray box; 4. Lower conveyor roller; 5. Inlet and outlet; 6. Lifting frame; 7. Hydraulic cylinder; 8. Slide rod; 9. Sliding sleeve; 10. Liquid inlet pipe; 11. Through port; 12. Upper conveyor roller; 13. V-shaped annular groove; 14. Spray head; 15. Liquid inlet valve; 16. Liquid drain valve. Detailed Implementation

[0019] The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments. Example 1

[0020] like Figures 1-4 As shown, this utility model proposes a double-sided spraying production line for decorative aluminum panels, including a spraying box 3. The spraying box 3 has symmetrically arranged inlet and outlet 5 on both sides of its outer surface. The decorative aluminum panel enters the spraying box 3 through one of the inlet and outlet 5, and after spraying, it is conveyed out through the other inlet and outlet 5. Several lower conveyor rollers 4 are equidistantly and rotatably installed inside the spraying box 3 near the lower surface on both sides, forming two sets of lower conveyor rollers 4 inside the spraying box 3 near the lower surface. The middle of the upper surface of the spraying box 3... A hydraulic cylinder 7 is fixedly installed at the position, and a lifting frame 6 is fixedly connected to the output end of the hydraulic cylinder 7. The lifting frame 6 is "n" shaped when viewed from the side. Several upper conveying rollers 12 are equidistantly rotatably installed on both sides of the lifting frame 6. The outer surfaces of the upper conveying rollers 12 and the lower conveying rollers 4 are provided with V-shaped annular grooves 13. The cross-section of the V-shaped annular grooves 13, i.e. the annular grooves on the outer surfaces of the upper conveying rollers 12 and the lower conveying rollers 4, is "V". Two sets of upper conveying rollers 12 are formed on both sides of the lifting frame 6. The two sets of upper conveying rollers 12 are located above the two sets of lower conveying rollers 4 respectively.

[0021] Several through-holes 11 are evenly spaced at the midpoint of the front and rear surfaces of the spray coating box 3. These through-holes 11 are vertically distributed from top to bottom. Each through-hole 11 has a spray head 14 fixedly installed inside. The spray head 14 is located between two sets of upper conveyor rollers 12 and two sets of lower conveyor rollers 4. The spray heads 14 on the front and rear surfaces of the spray coating box 3 spray paint onto the front and rear surfaces of the decorative aluminum plate. A liquid inlet valve 15 is fixedly connected to one end of the spray head 14 located outside the spray coating box 3. The end of the liquid inlet valve 15 is fixed... The spray head 14 is connected to an inlet pipe 10, through which the paint is delivered to the inside of the spray head 14 via the inlet pipe 10 and the inlet valve 15. A drain valve 16 is fixedly connected to one side of the outer surface of the spray box 3 near the lower surface. The spray waste collected at the bottom of the spray box 3 is discharged through the drain valve 16. A fixed base 1 is fixedly installed on the lower surface of the spray box 3. Fixed holes 2 are provided on the upper surface of the fixed base 1 near the four corners. After the bolts pass through the fixed holes 2, the fixed base 1 and the spray box 3 are fixed in the position of use.

[0022] The utility model discloses when using, the hydraulic cylinder 7 drives the lifting frame 6 to lift, to make the top end of decorative aluminium plate enter to the V type annular groove 13 inside of the outer surface of upper conveying roller 12, the bottom end enters to the V type annular groove 13 inside of the outer surface of lower conveying roller 4, then can make the decorative aluminium plate of different size and thickness move in the vertical state in the spraying box 3 inside, and in the process of moving, through the spraying head 14, the paint is sprayed on the front and rear surface of decorative aluminium plate, to complete double -sided spraying processing. Example two

[0023] As Figure 1 And Figure 4 The utility model discloses a kind of decorative aluminium plate double-sided spraying production lines, compared with example one, the utility model still includes sliding sleeve 9 being fixedly installed symmetrically in the position of the upper surface of spraying box 3 in the present embodiment, the upper surface of lifting frame 6 is symmetrically fixedly connected with slide bar 8 in the position of two sides, and two slide bars 8 respectively pass through two sliding sleeves 9.

[0024] In the embodiment, when hydraulic cylinder 7 drives lifting frame 6 to lift, slide bar 8 slides in sliding sleeve 9 and lifts along with lifting frame 6, which limits and guides lifting frame 6, thereby improving the stability of lifting frame 6.

[0025] The above specific embodiments are only several preferred embodiments of the utility model, based on the technical scheme of the utility model and the related inspiration of the above embodiments, the person skilled in the art can make various alternative improvements and combinations to the above specific embodiments.

Claims

1. A double-sided spray production line for decorating aluminum sheets, comprising a spray booth (3), characterized in that: The spraying box (3) is provided with import and export (5) symmetrically on both sides of the outer surface, a plurality of lower conveying rollers (4) are installed equidistantly near the lower surface on both sides of the spraying box (3), a hydraulic cylinder (7) is fixedly installed on the upper surface of the spraying box (3), the output end of the hydraulic cylinder (7) is fixedly connected with a lifting frame (6), a plurality of upper conveying rollers (12) are rotatably installed equidistantly on both sides of the lifting frame (6), V-shaped annular grooves (13) are arranged on the outer surfaces of the upper conveying rollers (12) and the lower conveying rollers (4), a plurality of penetrating holes (11) are symmetrically arranged equidistantly on the front surface and the rear surface of the spraying box (3), and a spraying head (14) is fixedly installed in each penetrating hole (11).

2. The double-sided spray production line for decorative aluminum plate according to claim 1, characterized in that: The spraying head (14) is fixedly connected with an inlet valve (15) at one end outside the spraying box (3), and the inlet valve (15) is fixedly connected with an inlet pipe (10) at the other end.

3. The double-sided spray production line for decorative aluminum plate according to claim 1, characterized in that: The spraying box (3) is fixedly connected with a liquid discharge valve (16) near the lower surface on one side of the outer surface.

4. The double-sided spray production line for decorative aluminum plate according to claim 1, characterized in that: The spraying box (3) is fixedly installed with a fixed base (1) on the lower surface.

5. The double-sided spray production line for decorative aluminum plate according to claim 4, characterized in that: The fixed base (1) is provided with a fixed hole (2) near each corner on the upper surface.

6. The double-sided spray coating production line for decorative aluminum plates according to claim 1, characterized in that: The spraying box (3) is symmetrically fixedly installed with a sliding sleeve (9) on both sides of the upper surface, and the lifting frame (6) is symmetrically fixedly connected with a sliding rod (8) on both sides of the upper surface, and the two sliding rods (8) pass through the two sliding sleeves (9) respectively.

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