External finish paint surface polishing device for furniture manufacturing

Abstract

An external finish paint surface polishing device for furniture manufacturing relates to the technical field of furniture processing and comprises a conveyor, hydraulic cylinders and a fixing cover, the hydraulic cylinders are distributed on two sides of the conveyor, supporting rods are distributed on two sides of the fixing cover, the supporting rods correspond to the hydraulic cylinders, the supporting rods are arranged right above the corresponding hydraulic cylinders, and the hydraulic cylinders drive the fixing cover to move up and down. A waxing device, a polishing roller and a pressing plate are arranged in the fixing cover, the waxing device coats the upper surface of furniture with polishing wax, and the waxing device, the polishing roller and the pressing plate are sequentially arranged in the conveying direction of the conveyor; the furniture polishing device is high in practicability and very convenient to use, and furniture of different heights can be polished conveniently through the fixing cover capable of ascending and descending above the conveyor; by arranging the telescopic first scraping plate and the dust sticking roller at the front end of the waxing device, dust and sticking stains on the surface of furniture can be conveniently removed, and the quality of polished finished products is improved; by arranging the pressing plate and the polishing cushion, redundant polishing wax can be conveniently removed, and the later workload of workers is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of furniture processing, in particular to a device for polishing the external paint surface of furniture manufacturing. Background Art

[0002] After the furniture is made, varnish will be sprayed on the paint surface of the furniture to protect the wood, extend the service life of the furniture, and facilitate later cleaning. The wood needs to be polished after painting to remove scratches and stains on the paint surface to make the paint surface smooth and bright. The traditional polishing process requires first removing the stains on the paint surface, and then the worker polishes the furniture with a handheld polisher, which prolongs the production time and affects the production efficiency. After polishing, polishing wax particles will remain on the surface and site of the furniture, which needs to be wiped and cleaned again, which is time-consuming and laborious. Therefore, we propose a furniture manufacturing external paint polishing device. Summary of the invention

[0003] In order to overcome the shortcomings of the background technology, the present invention discloses a device for polishing the external paint surface of furniture manufacturing. The present invention provides a liftable fixed cover above a conveyor, and a waxing device, a polishing roller and a pressing plate are sequentially arranged in the fixed cover to achieve the purpose of quickly waxing and polishing the upper surface of the furniture.

[0004] In order to achieve the above-mentioned object of the invention, the present invention adopts the following technical scheme: A device for polishing the exterior paint surface of furniture manufacturing includes a conveyor, a hydraulic cylinder and a fixed cover. The hydraulic cylinders are distributed on both sides of the conveyor, and support rods are distributed on both sides of the fixed cover. The support rods are arranged corresponding to the hydraulic cylinders, and the support rods are arranged directly above the corresponding hydraulic cylinders. The hydraulic cylinder drives the fixed cover to move up and down. A waxing device, a polishing roller and a pressing plate are arranged in the fixed cover. The waxing device applies polishing wax to the upper surface of the furniture. The waxing device, the polishing roller and the pressing plate are arranged in sequence along the conveying direction of the conveyor.

[0005] The conveyor surface is provided with fixing plates, and the lower end of the furniture is arranged between two adjacent fixing plates.

[0006] A bearing plate is provided in the fixed cover near the feed end, a cylinder is provided above the bearing plate, a piston of the cylinder passes through the bearing plate and is connected to the upper end of the waxing device, two limiting tubes are symmetrically provided on both sides of the cylinder, and the lower ends of the limiting tubes pass through the bearing plate.

[0007] The waxing device includes a shell, a fixing rod, a feed pipe and a nozzle. The shell is opened downward, and both ends of the shell are connected to the inner walls of the fixed cover. The back surface of the shell is provided with a fixing rod, and the lower end of the fixing rod is provided with a transversely arranged feed pipe. One end of the feed pipe is blocked, and the other end of the feed pipe passes through the side of the fixed cover and is connected to the barrel. The barrel is arranged on the side of the fixed cover, and a nozzle is distributed below the feed pipe and is connected to the barrel.

[0008] The shell side is provided with a slide groove, and a connecting plate is provided in the opening at the lower end of the shell. The cylinder piston passes through the upper end surface of the shell, and the upper end surface of the connecting plate is connected to the cylinder piston. The connecting plate slides up and down in the shell. Two limit rods that are arranged in cooperation with the limit tube are symmetrically provided on the upper end surface of the connecting plate. The upper end of the limit rod passes through the upper end surface of the shell and is arranged in the limit tube, and is slidably connected to the limit tube. A guide groove is provided inside the connecting plate, and a first scraper is distributed on the lower end surface of the connecting plate.

[0009] An air pump is provided on the side of the fixed cover, and the air pipe at the air outlet end of the air pump passes through the side of the fixed cover and the slide groove to be connected with the guide groove of the connecting plate. Each first scraper is provided with a ventilation hole, and the upper end of each ventilation hole is connected with the guide groove, and the lower end of each ventilation hole faces the feeding direction. The first scraper is provided with an air guide cover on the side facing the feeding direction, and the air guide cover is sleeved on the lower end of the ventilation hole. A dust-sticking roller is provided on the back surface of the first scraper, and the dust-sticking roller is rotatably connected to the first scraper.

[0010] The nozzle is provided with a collar, which is sleeved on the corresponding nozzle, each collar is provided with a connecting rod, and the lower end of each connecting rod is provided with a second scraper.

[0011] The inner wall of the barrel is provided with a longitudinally arranged limit groove, and a feeding motor is provided above the barrel. The feeding motor is arranged on the side of the fixed cover, and a coaxial screw rod is provided on the rotor of the feeding motor. A feeding plate is provided on the screw rod, and the screw rod passes through the feeding plate and is threadedly connected with the feeding plate. The side of the feeding plate is tightly attached to the inner wall of the barrel, and limit blocks are distributed on the side of the feeding plate to cooperate with the limit groove, and the limit blocks move up and down in the limit groove.

[0012] One end of the polishing roller is rotatably connected to the inner wall of the fixed cover, and the other end of the polishing roller passes through the inner wall of the fixed cover. A driving motor is arranged on the side of the fixed cover, and the output shaft of the driving motor is connected to the polishing roller through a belt.

[0013] One end of the pressing plate is hinged to the inner wall of the discharge end of the fixed cover, an electric push rod is provided on the upper surface of the pressing plate, one end of the electric push rod is hinged to the pressing plate, the other end of the electric push rod is hinged to the inner wall of the fixed cover, and a polishing pad is provided on the lower surface of the pressing plate.

[0014] The device for polishing the external paint surface of furniture manufacturing described in the present invention is highly practical and very convenient to use. By means of a fixed cover that can be raised and lowered above a conveyor, furniture of different heights can be polished conveniently. By arranging a retractable first scraper and a dust-sticking roller at the front end of the waxing device, dust and adherent stains on the surface of the furniture can be removed conveniently, thereby improving the quality of the finished product after polishing. By arranging a pressing plate and a polishing pad, excess polishing wax can be removed conveniently, thereby reducing the workload of workers at a later stage. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 3 It is a cross-sectional view of the fixed cover of the present invention; Figure 4 It is a cross-sectional view of the waxing device of the present invention; Figure 5 It is a schematic diagram of the position relationship between the plastic motor and the barrel of the present invention; In the figure: 1. fixed cover; 2. support rod; 3. hydraulic cylinder; 4. conveyor; 5. fixed plate; 6. air pump; 7. feeding motor; 8. barrel; 9. driving motor; 10. bearing plate; 11. limiting tube; 12. cylinder; 13. shell; 14. limiting rod; 15. first scraper; 16. polishing roller; 17. electric push rod; 18. pressure plate; 19. polishing pad; 20. slide; 21. connecting plate; 22. guide groove; 23. ventilation hole; 24. air guide cover; 25. dust sticking roller; 26. fixed rod; 27. feeding pipe; 28. nozzle; 29. ​​collar; 30. connecting rod; 31. second scraper; 32. screw rod; 33. limiting groove; 34. feeding plate; 35. limiting block. DETAILED DESCRIPTION

[0016] The present invention can be explained in detail by the following examples, and the purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.

[0017] Combined with Figures 1 to 5 A device for polishing the exterior paint surface of furniture manufacturing includes a conveyor 4, a hydraulic cylinder 3 and a fixed cover 1. The hydraulic cylinders 3 are distributed on both sides of the conveyor 4. The support rods 2 are distributed on both sides of the fixed cover 1. The support rods 2 are arranged corresponding to the hydraulic cylinders 3. The support rods 2 are arranged directly above the corresponding hydraulic cylinders 3. The hydraulic cylinders 3 drive the fixed cover 1 to move up and down. A waxing device, a polishing roller 16 and a pressing plate 18 are arranged in the fixed cover 1. The waxing device applies polishing wax on the upper surface of the furniture. The waxing device, the polishing roller 16 and the pressing plate 18 are arranged in sequence along the transportation direction of the conveyor 4. The furniture passes through the waxing device, the polishing roller 16 and the pressing plate 18 in sequence on the conveyor 4 to complete the polishing and cleaning of the upper surface.

[0018] The surface of the conveyor 4 is provided with fixing plates 5, and the lower end of the furniture is arranged between two adjacent fixing plates 5 to avoid shaking of the furniture during the polishing process and improve stability.

[0019] A bearing plate 10 is provided in the fixed cover 1 near the feed end, and a cylinder 12 is provided above the bearing plate 10. The piston of the cylinder 12 passes through the bearing plate 10 and is connected to the upper end of the waxing device. The piston of the cylinder 12 is extended and retracted to drive the waxing device to move, so that the waxing device can be fine-tuned according to the height of the furniture. Two limiting tubes 11 are symmetrically provided on both sides of the cylinder 12, and the lower ends of the limiting tubes 11 pass through the bearing plate 10.

[0020] The waxing device includes a shell 13, a fixing rod 26, a feed pipe 27 and a nozzle 28. The shell 13 is opened downward, and both ends of the shell 13 are connected to the inner walls of the fixing cover 1 on both sides. The back surface of the shell 13 is provided with a fixing rod 26, and the lower end of the fixing rod 26 is provided with a transversely arranged feed pipe 27. One end of the feed pipe 27 is blocked, and the other end of the feed pipe 27 passes through the side of the fixing cover 1 and is connected to the barrel 8. The barrel 8 is arranged on the side of the fixing cover 1. The feed pipe 27 is distributed with nozzles 28 connected thereto. The polishing wax enters the feed pipe 27 through the barrel 8 and is sprayed on the upper surface of the furniture through each nozzle 28.

[0021] A slide groove 20 is provided on the side of the shell 13, and a connecting plate 21 is provided in the opening at the lower end of the shell 13. The piston of the cylinder 12 passes through the upper end surface of the shell 13, and the upper end surface of the connecting plate 21 is connected to the piston of the cylinder 12. The connecting plate 21 slides up and down in the shell 13. Two limiting rods 14 that are arranged in cooperation with the limiting tube 11 are symmetrically provided on the upper end surface of the connecting plate 21. The upper end of the limiting rod 14 passes through the upper end surface of the shell 13 and is arranged in the limiting tube 11, and is slidably connected to the limiting tube 11. A guide groove 22 is provided inside the connecting plate 21, and a first scraper 15 is distributed on the lower end surface of the connecting plate 21. Each first scraper 15 scrapes stains on the upper surface of the furniture.

[0022] An air pump 6 is provided on the side of the fixed cover 1, and the air pipe at the air outlet end of the air pump 6 passes through the side of the fixed cover 1 and the slide groove 20 to be connected with the guide groove 22 of the connecting plate 21. Each first scraper 15 is provided with a ventilation hole 23, and the upper end of each ventilation hole 23 is connected with the guide groove 22, and the lower end of each ventilation hole 23 faces the feeding direction. The first scraper 15 is provided with an air guide cover 24 on the side facing the feeding direction, and the air guide cover 24 is sleeved on the lower end of the ventilation hole 23. The air pump 6 sprays the airflow through the guide groove 22 and the ventilation hole 23 onto the surface of the furniture to remove the floating dust thereon. A dust sticking roller 25 is provided on the back surface of the first scraper 15, and the dust sticking roller 25 is rotatably connected to the first scraper 15. The dust sticking roller 25 removes the residual dust and stains on the surface of the furniture.

[0023] The nozzle 28 is provided with a collar 29, which is sleeved on the corresponding nozzle 28, each collar 29 is provided with a connecting rod 30, and the lower end of each connecting rod 30 is provided with a second scraper 31, which scrapes the polishing wax on the furniture surface to improve the polishing effect.

[0024] The inner wall of the barrel 8 is provided with a longitudinally arranged limit groove 33, and a feeding motor 7 is provided above the barrel 8. The feeding motor 7 is arranged on the side of the fixed cover 1, and a coaxial screw rod 32 is provided on the rotor of the feeding motor 7. A feeding plate 34 is provided on the screw rod 32. The screw rod 32 passes through the feeding plate 34 and is threadedly connected with the feeding plate 34. The side of the feeding plate 34 is tightly attached to the inner wall of the barrel 8, and the side of the feeding plate 34 is distributed with limit blocks 35 arranged in coordination with the limit groove 33. The limit blocks 35 move up and down in the limit groove 33. The rotation of the rotor of the feeding motor 7 drives the feeding plate 34 to move downward to extrude the polishing wax in the barrel 8, and extrude the polishing wax toward the feeding pipe 27 and the nozzle 28.

[0025] One end of the polishing roller 16 is rotatably connected to the inner wall of the fixed cover 1, and the other end of the polishing roller 16 passes through the inner wall of the fixed cover 1. A driving motor 9 is provided on the side of the fixed cover 1. The output shaft of the driving motor 9 is connected to the polishing roller 16 through a belt, and the driving motor 9 drives the polishing roller 16 to rotate.

[0026] One end of the pressing plate 18 is hinged to the inner wall of the discharge end of the fixed cover 1, and an electric push rod 17 is provided on the upper end surface of the pressing plate 18. One end of the electric push rod 17 is hinged to the pressing plate 18, and the other end of the electric push rod 17 is hinged to the inner wall of the fixed cover 1. A polishing pad 19 is provided on the lower surface of the pressing plate 18. The polishing pad 19 is pressed on the upper surface of the furniture to wipe and clean the polishing wax remaining on the furniture, and at the same time, the furniture is polished for the second time.

[0027] The embodiment of the present invention relates to a furniture manufacturing external paint polishing device. When in use, the length of the hydraulic cylinder 3 is adjusted according to the height of the furniture so that the height of the fixed cover 1 matches the height of the furniture. Then the furniture is placed on the conveyor 4 so that the lower end of the furniture is arranged between two adjacent fixed plates 5 to avoid shaking of the furniture during the polishing process and improve stability. The conveyor 4 transports the furniture to the fixed cover 1, and the air pump 6 sprays the air flow through the guide groove 22 and the ventilation hole 23 onto the surface of the furniture to remove the floating dust thereon. Each first scraper 15 scrapes the stains on the upper surface of the furniture, and the dust sticking roller 25 scrapes the surface of the furniture. The residual dust and stains on the surface are removed, the rotor of the feeding motor 7 rotates to drive the feeding plate 34 to move down and squeeze the polishing wax in the barrel 8, and the polishing wax is squeezed toward the feeding pipe 27 and the nozzle 28, and sprayed on the upper surface of the furniture through each nozzle 28. The second scraper 31 scrapes the polishing wax on the surface of the furniture to improve the polishing effect. The furniture continues to move, and the polishing roller 16 polishes the upper surface of the furniture. After polishing is completed, the furniture moves to the pressing plate 18, and the electric push rod 17 extends to make the polishing pad 19 press on the upper surface of the furniture to wipe and clean the residual polishing wax on the furniture, and at the same time, the furniture is polished for the second time.

[0028] The parts of the present invention that are not described in detail are prior art. Although the present invention is specifically demonstrated and introduced in conjunction with the preferred implementation scheme, there are many methods and approaches to specifically implement the technical solution. The above is only a preferred implementation scheme of the present invention, but technical personnel in the relevant field should understand that various changes can be made to the present invention in form and details without departing from the spirit and scope of the present invention as defined in the attached claims, and all of them are within the scope of protection of the present invention.

Claims

1. A furniture manufacturing exterior paint surface polishing device, comprising a conveyor (4), a hydraulic cylinder (3) and a fixed cover (1), wherein the hydraulic cylinders (3) are distributed on both sides of the conveyor (4), and support rods (2) are distributed on both sides of the fixed cover (1), the support rods (2) and the hydraulic cylinders (3) are arranged correspondingly, and the support rods (2) are arranged directly above the corresponding hydraulic cylinders (3), and the hydraulic cylinders (3) drive the fixed cover (1) to move up and down, characterized in that: A waxing device, a polishing roller (16) and a pressing plate (18) are arranged in the fixed cover (1). The waxing device applies polishing wax to the upper surface of the furniture. The waxing device, the polishing roller (16) and the pressing plate (18) are arranged in sequence along the transport direction of the conveyor (4).

2. The furniture manufacturing exterior paint surface polishing device according to claim 1, characterized in that: The surface of the conveyor (4) is provided with fixing plates (5), and the lower end of the furniture is arranged between two adjacent fixing plates (5).

3. The furniture manufacturing exterior paint surface polishing device according to claim 1, characterized in that: A bearing plate (10) is provided in the fixed cover (1) near the feed end, a cylinder (12) is provided above the bearing plate (10), a piston of the cylinder (12) passes through the bearing plate (10) and is connected to the upper end of the waxing device, two limiting tubes (11) are symmetrically provided on both sides of the cylinder (12), and the lower ends of the limiting tubes (11) pass through the bearing plate (10).

4. The furniture manufacturing exterior paint surface polishing device according to claim 3, characterized in that: The waxing device comprises a shell (13), a fixing rod (26), a feed pipe (27) and a nozzle (28); the shell (13) is open and arranged downward; both ends of the shell (13) are connected to the inner walls of both sides of the fixing cover (1); a fixing rod (26) is arranged on the back surface of the shell (13); a feed pipe (27) is arranged at the lower end of the fixing rod (26); one end of the feed pipe (27) is blocked; the other end of the feed pipe (27) passes through the side of the fixing cover (1) and is connected to the barrel (8); the barrel (8) is arranged on the side of the fixing cover (1); and a nozzle (28) is distributed below the feed pipe (27) and is arranged to communicate with the feed pipe (27).

5. The furniture manufacturing exterior paint polishing device according to claim 4, characterized in that: The housing (13) is provided with a slide groove (20) on the side surface, and a connecting plate (21) is provided in the opening at the lower end of the housing (13). The piston of the cylinder (12) passes through the upper end surface of the housing (13), and the upper end surface of the connecting plate (21) is connected to the piston of the cylinder (12). The connecting plate (21) slides up and down in the housing (13). Two limiting rods (14) are symmetrically provided on the upper end surface of the connecting plate (21) and are arranged in cooperation with the limiting tube (11). The upper ends of the limiting rods (14) pass through the upper end surface of the housing (13) and are arranged in the limiting tube (11), and are slidably connected to the limiting tube (11). A guide groove (22) is provided inside the connecting plate (21), and a first scraper (15) is distributed on the lower end surface of the connecting plate (21).

6. The furniture manufacturing exterior paint surface polishing device according to claim 4, characterized in that: An air pump (6) is provided on the side of the fixed cover (1), and an air pipe at the air outlet end of the air pump (6) passes through the side of the fixed cover (1) and the slide groove (20) to communicate with the guide groove (22) of the connecting plate (21). Each first scraper (15) is provided with a ventilation hole (23), and the upper end of each ventilation hole (23) is communicated with the guide groove (22), and the lower end of each ventilation hole (23) faces the feeding direction. The first scraper (15) is provided with an air guide cover (24) on the side facing the feeding direction, and the air guide cover (24) is sleeved on the lower end of the ventilation hole (23). A dust sticking roller (25) is provided on the back surface of the first scraper (15), and the dust sticking roller (25) is rotatably connected to the first scraper (15).

7. The furniture manufacturing exterior paint surface polishing device according to claim 4, characterized in that: The nozzle (28) is provided with a collar (29), which is sleeved on the corresponding nozzle (28), each collar (29) is provided with a connecting rod (30), and a second scraper (31) is provided at the lower end of each connecting rod (30).

8. The furniture manufacturing exterior paint surface polishing device according to claim 4, characterized in that: The inner wall of the barrel (8) is provided with a longitudinally arranged limit groove (33), a feeding motor (7) is provided above the barrel (8), the feeding motor (7) is arranged on the side of the fixed cover (1), a coaxial screw rod (32) is provided on the rotor of the feeding motor (7), a feeding plate (34) is provided on the screw rod (32), the screw rod (32) passes through the feeding plate (34) and is threadedly connected to the feeding plate (34), the side of the feeding plate (34) is closely attached to the inner wall of the barrel (8), and a limit block (35) arranged in cooperation with the limit groove (33) is distributed on the side of the feeding plate (34), and the limit block (35) moves up and down in the limit groove (33).

9. The furniture manufacturing exterior paint surface polishing device according to claim 1, characterized in that: One end of the polishing roller (16) is rotatably connected to the inner wall of the fixed cover (1), and the other end of the polishing roller (16) passes through the inner wall of the fixed cover (1). A driving motor (9) is provided on the side of the fixed cover (1), and the output shaft of the driving motor (9) is connected to the polishing roller (16) via a belt.

10. The furniture manufacturing exterior paint polishing device according to claim 1, characterized in that: One end of the pressing plate (18) is hinged to the inner wall of the discharge end of the fixed cover (1), an electric push rod (17) is provided on the upper end surface of the pressing plate (18), one end of the electric push rod (17) is hinged to the pressing plate (18), the other end of the electric push rod (17) is hinged to the inner wall of the fixed cover (1), and a polishing pad (19) is provided on the lower surface of the pressing plate (18).

Images