A cleaning device and a cleaning method

Abstract

A cleaning device and a cleaning method, belonging to the technical field of workpiece cleaning. It includes a lifting clamping mechanism, a cleaning table, a cleaning support, a cleaning mechanism, a composite cleaning head, a control box and a controller; the lifting clamping mechanism is used to clamp the workpiece, the cleaning support is installed on the cleaning table, the composite cleaning head is installed on the cleaning support through the cleaning mechanism, the composite cleaning head and the lifting clamping mechanism are arranged opposite to each other up and down, the control box is connected to the composite cleaning head, and cleaning supplies are pumped into the composite cleaning head through the control box, and the controller connects and controls the lifting clamping mechanism, the cleaning support, the cleaning mechanism, the composite cleaning head and the control box. The present invention can better determine the position of the workpiece through the lifting table, and at the same time, the cleaning support part can move the position of the vertical nozzle up and down and left and right to ensure the effectiveness of cleaning; the pressure sensor is installed on the inner side of the telescopic clamping mechanism, which is more sensitive to the clamping force and will not damage the workpiece.

Description

Technical Field

[0001] The invention belongs to the technical field of workpiece cleaning, and in particular relates to inner surface cleaning of a cylindrical thin-wall workpiece. Background Art

[0002] During the processing of cylindrical thin-walled workpieces, the inner surface will be contaminated with dust and processing impurities, so the workpiece needs to be cleaned. Currently, the cleaning effect is greatly affected by individuals through manual cleaning, and there are many uncertainties, so the cleaning effect is not good. The existing cleaning mechanism cannot adapt to cylindrical thin-walled workpieces, which can easily cause deformation of the workpiece and damage the workpiece. Summary of the invention

[0003] In order to solve the problem of poor cleaning effect of cylindrical thin-walled workpieces, the present invention further provides a cleaning device and a cleaning method.

[0004] The technical solution adopted by the present invention is:

[0005] A cleaning device comprises a lifting and clamping mechanism, a cleaning table, a cleaning support, a cleaning mechanism, a composite cleaning head, a control box and a controller; the lifting and clamping mechanism is used to clamp a workpiece, the cleaning support is installed on the cleaning table, the composite cleaning head is installed on the cleaning support through the cleaning mechanism, the composite cleaning head and the lifting and clamping mechanism are arranged opposite to each other up and down, the control box is connected to the composite cleaning head, and cleaning supplies are pumped into the composite cleaning head through the control box, and the controller is connected to and controls the lifting and clamping mechanism, the cleaning support, the cleaning mechanism, the composite cleaning head and the control box.

[0006] A cleaning method comprises the following steps:

[0007] S1. Rotate the second guide rail to keep it away from the top of the lifting platform;

[0008] S2. Adjust the lifting platform according to the position of the workpiece to be clamped;

[0009] S3. Start the drive motor to adjust the telescopic clamping mechanism to clamp the workpiece, and stop the drive motor after reaching the preset pressure value of the pressure sensor;

[0010] S4. Adjust the lifting platform to descend and detach from the workpiece, and return the guide rail to its original position;

[0011] S5. Install the second screw and the composite cleaning head thereon;

[0012] S6. Shake the handle to adjust the left and right position of the composite cleaning head and start the second stepper motor to adjust the upper and lower position of the composite cleaning head;

[0013] S7. Start the pressure pump to pump medium into the medium input pipe 1, medium input pipe 2 and medium input pipe 3 on the composite cleaning head structure to start cleaning;

[0014] S8. After cleaning, adjust the height of the lifting platform to contact the lower part of the workpiece, release the clamping of the workpiece by the telescopic clamping mechanism, and remove the second screw after the pressure sensor reading returns to zero;

[0015] S9. Rotate guide rail 2 to remove the workpiece, and the process ends.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] The present invention can better determine the position of the workpiece through the lifting platform, and at the same time the cleaning support part can move the position of the vertical nozzle up and down and left and right to ensure the effectiveness of cleaning; the pressure sensor is installed on the inner side of the telescopic clamping mechanism, which is more sensitive to the clamping force and will not damage the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the cleaning support structure of the present invention;

[0020] Figure 3 It is a schematic diagram of the structure of the clamping part of the present invention;

[0021] Figure 4 It is a schematic diagram of the structure of the lifting part of the present invention;

[0022] Figure 5 It is a schematic diagram of the structure of the control box of the present invention;

[0023] Figure 6 It is a schematic diagram of the structure of the cleaning mechanism of the present invention;

[0024] Figure 7 It is a schematic diagram of the structure of the composite cleaning head of the present invention;

[0025] Figure 8 It is a schematic diagram of the structure of the telescopic clamping mechanism of the present invention;

[0026] Fig. 9 It is the cleaning flow chart of the present invention;

[0027] Among them: 1. lifting clamping mechanism; 2. cleaning table; 3. cleaning support; 4. stepping motor 1; 5. cleaning mechanism; 6. composite cleaning head; 7. control box; 8. controller; 9. control handle; 10. lifting platform; 11. guide rail 1; 12. lead screw 1; 13. slider 1; 14. nut; 15. guide rail 2; 16. slider 2; 17. support plate; 18. connecting plate; 19. bracket; 20. clamping device; 21. telescopic clamping mechanism; 22. clamping slider; 23. driving motor; 24. isolation grid plate; 25. scissor lifting mechanism; 26. lower rotating platform; 27. upper rotating platform; 28. hydraulic telescopic rod; 29. ​​hydraulic oil tank; 30. hydraulic Pump; 31. Control component; 32. Output interface one; 33. Output interface two; 34. Output interface three; 35. Input interface one; 36. Input interface two; 37. Signal transmission interface; 38. Input interface three; 39. Screw three; 40. Arc clamp; 41. Screw two; 42. Stepper motor two; 43. Crank handle; 44. L-shaped guide plate; 45. Pollution detection probe; 46. Vertical nozzle; 47. Medium input pipe one; 48. Telescopic cylinder; 49. Connecting pipe; 50. Medium input pipe two; 51. Screw four; 52. Gear one; 53. Double-layer scissor-type telescopic mechanism; 54. Gear two; 55. Mounting block; 56. Articulated rod one; 57. Articulated rod two. DETAILED DESCRIPTION

[0028] In order to better understand the purpose, structure and function of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings.

[0029] like Figure 1 to Figure 7 As shown, the present invention provides a cleaning device, including a lifting clamping mechanism 1, a cleaning table 2, a cleaning support 3, a cleaning mechanism 5, a composite cleaning head 6, a control box 7 and a controller 8; the lifting clamping mechanism 1 is used to clamp a workpiece, the cleaning support 3 is installed on the cleaning table 2, the composite cleaning head 6 is installed on the cleaning support 3 through the cleaning mechanism 5, the composite cleaning head 6 and the lifting clamping mechanism 1 are arranged opposite to each other up and down, the control box 7 is connected to the composite cleaning head 6, and cleaning supplies are pumped into the composite cleaning head 6 through the control box 7, and the controller 8 is connected to and controls the lifting clamping mechanism 1, the cleaning support 3, the cleaning mechanism 5, the composite cleaning head 6 and the control box 7.

[0030] like Figure 1 , Figure 3 As shown, the lifting and clamping mechanism 1 includes a lifting platform 10 and a clamping device 20; a slot running through the top and bottom is provided on the table top of the cleaning table 2, and the clamping device 20 is arranged in the slot. The clamping device 20 is used to clamp the workpiece, and the lifting platform 10 is used to support the clamping device 20 and drive it to rise and fall.

[0031] like Figure 3As shown, the clamping device 20 adopts a positioning clamping method, and the clamping device 20 includes a bracket 19, two arc-shaped clamping blocks 40 and a plurality of telescopic clamping mechanisms 21; the bracket 19 adopts an arrangement method surrounded by a plurality of columns, and a plurality of L-shaped guide plates 44 are installed corresponding to the columns around the notch of the cleaning table 2, and the columns are slidably connected to the L-shaped guide plates 44, so that the bracket 19 is more stable when moving up and down, and a plurality of telescopic clamping mechanisms 21 are evenly installed inside the upper end of the bracket 19 for clamping the upper end of the workpiece, and the surface of the clamping slider 22 of each of the telescopic clamping mechanisms 21 close to the workpiece adopts a gecko claw fuzzy structure, and a pressure sensor is installed at the same time, which is connected to the controller 8, and two relatively arranged arc-shaped clamping blocks 40 are provided inside the lower end of the bracket 19 for clamping the lower end of the workpiece, and both ends of each of the arc-shaped clamping blocks 40 are installed on the lead screw four 51 through a through-type stepping motor, and both ends of the two lead screws four 51 are fixed on the bracket 19.

[0032] The lead screw 4 51 and the through-type stepping motor form a through-type linear lead screw stepping motor assembly.

[0033] And the through-type stepping motor receives commands from the control box 7.

[0034] like Figure 3 , Figure 8 As shown, each of the telescopic clamping mechanisms 21 includes a clamping slider 22, a driving motor 23, a double-layer scissor-type telescopic mechanism 53, two mounting blocks 55, four gears 1 52 and four gears 2 54; the two connecting rods 1 at one end of the double-layer scissor-type telescopic mechanism 53 are both rotatably connected to the corresponding mounting blocks 55, and the two connecting rods 1 are transmission-connected through two meshing gears 1 52, the two connecting rods 2 at the other end of the double-layer scissor-type telescopic mechanism 53 are respectively rotatably connected to the clamping slider 22, and the two connecting rods 2 are transmission-connected through two meshing gears 2 54, the driving motor 23 drives one of the gears 1 52 to rotate through the gearbox, the driving motor 23 is mounted on the mounting block 55, and the mounting block 55 is mounted on the corresponding column.

[0035] like Figure 4As shown, the lifting platform 10 includes a control handle 9, a scissor-type lifting mechanism 25, a lower rotating platform 26, an upper rotating platform 27, a hydraulic telescopic rod 28, a hydraulic oil tank 29, a hydraulic pump 30 and a control component 31; the upper rotating platform 27 is rotatably mounted on the lower rotating platform 26, and can adjust the angle of the workpiece placed on the upper rotating platform 27, so as to facilitate turning to a suitable clamping position. The upper rotating platform 27 can be rotated manually, or a rotating motor can be arranged at the center of the lower rotating platform 26 to drive the lower rotating platform 26 to rotate by the rotating motor. The lower rotating platform 26 is mounted on the scissor-type lifting mechanism 25, and the scissor-type lifting mechanism 25 is driven by a hydraulic telescopic rod 28, and the hydraulic telescopic rod 28 is connected to the hydraulic oil tank 29 through a hydraulic pump 30, and the control component 31 is connected to and controls the hydraulic pump 30, and the control handle 9 is connected to and controls the control component 31, and an isolation grid plate 24 is installed on the outer side of the scissor-type lifting mechanism 25, the hydraulic pump 30 and the hydraulic oil tank 29.

[0036] like Figure 2 As shown, the cleaning support 3 includes a stepper motor 4, a guide rail 11, a lead screw 12, a slider 13, a nut 14, a support plate 17, a connecting plate 18 and a frame; the guide rail 11 is vertically fixedly mounted on the frame, the lead screw 12 is vertically and rotatably mounted on the frame, the stepper motor 4 is mounted on the top of the frame and drives the lead screw 12 to rotate, the nut 14 is threadedly connected to the lead screw 12, the nut 14 is slidably connected to the guide rail 11 through the slider 13, a connecting plate 18 is fixed to the nut 14, and the connecting plate 18 is fixedly mounted on the cleaning mechanism 5 through the support plate 17.

[0037] like Figure 6 As shown, the cleaning mechanism 5 includes a guide rail 15, a slider 16, a lead screw 39, a lead screw 41, a stepper motor 42 and a crank 43; the guide rail 15 is horizontally mounted on the support plate 17 of the cleaning support 3, the slider 16 is slidably mounted inside the guide rail 15, the lead screw 41 is rotatably mounted inside the guide rail 15, the slider 16 is threadedly connected to the lead screw 41, and a crank 43 is mounted on the outside of the lead screw 41 that passes through the guide rail 15 for controlling the movement of the slider 16, the lead screw 3 39 is vertically mounted on the lower end surface of the slider 16, the stepper motor 42 is mounted on the upper end surface of the slider 16, the stepper motor 42 is used to drive the lead screw 3 39, and the lead screw 39 is used to connect the composite cleaning head 6.

[0038] like Figure 7As shown, the composite cleaning head 6 includes a medium input pipe 1 47, a medium input pipe 2 50, a medium input pipe 3, a pollution detection probe 45, a connecting pipe 49, three telescopic cylinders 48, three vertical nozzles 46, a plurality of articulated rods 1 56 and a plurality of articulated rods 2 57; the connecting pipe 49 is threadedly connected to the lead screw 39, the three telescopic cylinders 48 are arranged around the connecting pipe 49, and the fixed ends of the three telescopic cylinders 48 are hinged to the upper end of the connecting pipe 49, the telescopic ends of the three telescopic cylinders 48 are coaxially hinged to the upper ends of the corresponding articulated rods 1 56, the lower ends of the articulated rods 1 56 are hinged to the corresponding vertical nozzles 46, the three vertical nozzles 46 are respectively connected to the medium input pipe 1 47, the medium input pipe 2 50 and the medium input pipe 3, an articulated rod 2 57 is also installed between the three vertical nozzles 46 and the connecting pipe 49, and a pollution detection probe 45 is installed at the lower end of the connecting pipe 49.

[0039] like Figure 5 As shown, the control box 7 contains three pressure pumps inside, and the control box 7 is provided with an input interface 1 35, an input interface 2 36, and an input interface 3 38 respectively connected to the inlets of the three pressure pumps, and the control box 7 is provided with an output interface 1 32, an output interface 2 33, and an output interface 3 34 respectively connected to the outlets of the pressure pumps; the output interface 1 32, the output interface 2 33, and the output interface 3 34 are respectively connected to the medium input pipe 1 47, the medium input pipe 2 50, and the medium input pipe 3 of the composite cleaning head 6, and a signal transmission interface 37 is installed below the control box 7.

[0040] Input interface 1 35 , input interface 2 36 , and input interface 3 38 are used to connect an activator bottle, a cleaning agent bottle, or a clean water bottle.

[0041] The control box 7 has an independent microprocessor for processing the pressure data transmitted by the pressure sensor and can receive the specified posture data transmitted from the outside, and then is used to control the three pressure pumps.

[0042] like Fig. 9 As shown, the present invention provides a cleaning method, comprising the following steps:

[0043] S1. Rotate the guide rail 15 to move it away from the top of the lifting platform 10;

[0044] S2. Adjust the lifting platform 10 according to the position of the workpiece to be clamped;

[0045] S3. After the position is determined, the drive motor 23 is started to adjust the telescopic clamping mechanism 21 to clamp the workpiece, and after the preset pressure value of the pressure sensor is reached, the drive motor 23 is stopped;

[0046] S4. Adjust the lifting platform 10 to drop away from the workpiece, and return the guide rail 15 to its original position;

[0047] S5. Install the screw 39 and the composite cleaning head 6;

[0048] S6. Shake the handle 43 to adjust the left and right position of the composite cleaning head 6 and start the stepper motor 42 to adjust the upper and lower positions of the composite cleaning head 6;

[0049] S7. Start the pressure pump to pump the medium into the medium input pipe 47, the medium input pipe 50 and the medium input pipe 3 on the composite cleaning head structure 6, and start cleaning;

[0050] S8. After cleaning, adjust the height of the lifting platform 10 to contact the lower part of the workpiece, release the telescopic clamping mechanism 21 to clamp the workpiece, and after the pressure sensor reading returns to zero, remove the screw three 39;

[0051] S9. Rotate guide rail 2 15 to remove the workpiece, and the process ends.

[0052] It is to be understood that the present invention is described by some embodiments, and it is known to those skilled in the art that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A cleaning device, characterized in that: The invention comprises a lifting clamping mechanism (1), a cleaning table (2), a cleaning support (3), a cleaning mechanism (5), a composite cleaning head (6), a control box (7) and a controller (8); the lifting clamping mechanism (1) is used for clamping a workpiece; the cleaning support (3) is mounted on the cleaning table (2); the composite cleaning head (6) is mounted on the cleaning support (3) via the cleaning mechanism (5); the composite cleaning head (6) and the lifting clamping mechanism (1) are arranged opposite to each other in the vertical direction; the control box (7) is connected to the composite cleaning head (6) and a cleaning product is pumped into the composite cleaning head (6) via the control box (7); the controller (8) is connected to and controls the lifting clamping mechanism (1), the cleaning support (3), the cleaning mechanism (5), the composite cleaning head (6) and the control box (7); the lifting clamping mechanism (1) comprises a lifting table (10) and a clamping device (20); The clamping device (20) comprises a bracket (19), two arc-shaped clamping blocks (40) and a plurality of telescopic clamping mechanisms (21); The cleaning mechanism (5) comprises a guide rail (15), a slider (16), a lead screw (39), a lead screw (41), a stepper motor (42) and a crank (43); the guide rail (15) is horizontally mounted on a support plate (17) of a cleaning support (3); the slider (16) is slidably mounted inside the guide rail (15); the lead screw (41) is rotatably mounted inside the guide rail (15); the slider (16) is threadedly connected to the lead screw (41); a crank (43) is mounted on the outside of the lead screw (41) passing through the guide rail (15) for controlling the movement of the slider (16); the lead screw (39) is vertically mounted on the lower end surface of the slider (16); the stepper motor (42) is mounted on the upper end surface of the slider (16); the stepper motor (42) is used to drive the lead screw (39); and the lead screw (39) is used to connect to the composite cleaning head (6); The composite cleaning head (6) comprises a medium input pipe 1 (47), a medium input pipe 2 (50), a medium input pipe 3, a pollution detection probe (45), a connecting pipe (49), three telescopic cylinders (48), three vertical nozzles (46), a plurality of hinged rods 1 (56) and a plurality of hinged rods 2 (57); the connecting pipe (49) is threadedly connected to the lead screw 3 (39); the three telescopic cylinders (48) are arranged around the connecting pipe (49); and the fixed ends of the three telescopic cylinders (48) are connected to the connecting pipe (49). 9) The upper end is hinged, the telescopic ends of the three telescopic cylinders (48) are coaxially hinged with the upper ends of the corresponding hinged rods (56), the lower end of the hinged rod (56) is hinged with the corresponding vertical nozzles (46), the three vertical nozzles (46) are respectively connected to the medium input pipe (47), the medium input pipe (50) and the medium input pipe (3), the hinged rod (57) is also installed between the three vertical nozzles (46) and the connecting pipe (49), and the lower end of the connecting pipe (49) is installed with a pollution detection probe (45).

2. A cleaning device according to claim 1, characterized in that: The cleaning table (2) has a top surface provided with a slot extending vertically therethrough. The clamping device (20) is arranged in the slot. The clamping device (20) is used to clamp a workpiece. The lifting platform (10) is used to support the clamping device (20) and drive it to rise and fall.

3. A cleaning device according to claim 2, characterized in that: The support (19) is arranged in a manner of being surrounded by a plurality of columns. A plurality of telescopic clamping mechanisms (21) are evenly installed inside the upper end of the support (19) for clamping the upper end of the workpiece. The surface of the clamping slider (22) of each telescopic clamping mechanism (21) close to the workpiece adopts a gecko claw velvet structure. A pressure sensor is installed and connected to the controller (8). Two arc-shaped clamping blocks (40) are arranged opposite to each other inside the lower end of the support (19) for clamping the lower end of the workpiece. Both ends of each arc-shaped clamping block (40) are installed on a lead screw four (51) through a through-type stepping motor. Both ends of the two lead screws four (51) are fixed to the support (19).

4. A cleaning device according to claim 3, characterized in that: Each of the telescopic clamping mechanisms (21) comprises a clamping slider (22), a driving motor (23), a double-layer scissor-type telescopic mechanism (53), two mounting blocks (55), four gears 1 (52) and four gears 2 (54); two connecting rods 1 at one end of the double-layer scissor-type telescopic mechanism (53) are both rotatably connected to the corresponding mounting blocks (55), and the two connecting rods 1 are transmission-connected via two meshing gears 1 (52); two connecting rods 2 at the other end of the double-layer scissor-type telescopic mechanism (53) are respectively rotatably connected to the clamping slider (22), and the two connecting rods 2 are transmission-connected via two meshing gears 2 (54); the driving motor (23) drives one of the gears 1 (52) to rotate via a gearbox; the driving motor (23) is mounted on the mounting block (55), and the mounting block (55) is mounted on the corresponding column.

5. A cleaning device according to claim 2, characterized in that: The lifting platform (10) comprises a control handle (9), a scissor-type lifting mechanism (25), a lower rotating platform (26), an upper rotating platform (27), a hydraulic telescopic rod (28), a hydraulic oil tank (29), a hydraulic pump (30) and a control component (31); the upper rotating platform (27) is rotatably mounted on the lower rotating platform (26), the lower rotating platform (26) is mounted on the scissor-type lifting mechanism (25), the scissor-type lifting mechanism (25) is driven by the hydraulic telescopic rod (28), the hydraulic telescopic rod (28) is connected to the hydraulic oil tank (29) via the hydraulic pump (30), the control component (31) is connected to and controls the hydraulic pump (30), the control handle (9) is connected to and controls the control component (31), and isolation grid plates (24) are installed on the outer sides of the scissor-type lifting mechanism (25), the hydraulic pump (30) and the hydraulic oil tank (29).

6. A cleaning device according to claim 1, characterized in that: The cleaning support (3) comprises a stepper motor (4), a guide rail (11), a lead screw (12), a slider (13), a nut (14), a support plate (17), a connecting plate (18) and a frame; the guide rail (11) is vertically fixedly mounted on the frame, the lead screw (12) is vertically and rotatably mounted on the frame, the stepper motor (4) is mounted on the top of the frame and drives the lead screw (12) to rotate, the nut (14) is threadedly connected to the lead screw (12), the nut (14) is slidably connected to the guide rail (11) through the slider (13), a connecting plate (18) is fixed on the nut (14), and the connecting plate (18) is fixedly mounted on the cleaning mechanism (5) through the support plate (17).

7. A cleaning device according to claim 1, characterized in that: The control box (7) contains three pressure pumps. The control box (7) is provided with an input interface 1 (35), an input interface 2 (36), and an input interface 3 (38) respectively connected to the inlets of the three pressure pumps. The control box (7) is provided with an output interface 1 (32), an output interface 2 (33), and an output interface 3 (34) respectively connected to the outlets of the pressure pumps. The output interface 1 (32), the output interface 2 (33), and the output interface 3 (34) are respectively connected to the medium input pipe 1 (47), the medium input pipe 2 (50), and the medium input pipe 3 of the composite cleaning head (6). A signal transmission interface (37) is installed below the control box (7).

8. A cleaning method using a cleaning device according to any one of claims 1 to 7, characterized in that: The following steps are involved: S1. Rotate the guide rail 2 (15) to keep it away from the top of the lifting platform (10); S2. Adjust the lifting platform (10) according to the position of the workpiece to be clamped; S3. Start the drive motor (23) to adjust the telescopic clamping mechanism (21) to clamp the workpiece, and stop the drive motor (23) after reaching the preset pressure value of the pressure sensor; S4. Adjust the lifting platform (10) to descend and detach from the workpiece, and return the guide rail 2 (15) to its original position; S5. Install the screw three (39) and the composite cleaning head (6) thereon; S6. Shake the handle (43) to adjust the left and right position of the composite cleaning head (6) and start the stepper motor II (42) to adjust the upper and lower positions of the composite cleaning head (6); S7. Start the pressure pump to pump the medium into the medium input pipe (47), the medium input pipe (50) and the medium input pipe (3) on the composite cleaning head (6) structure to start cleaning; S8. After cleaning, adjust the height of the lifting platform (10) to contact the lower part of the workpiece, release the telescopic clamping mechanism (21) from clamping the workpiece, and remove the lead screw (39) after the pressure sensor reading returns to zero. S9. Rotate guide rail 2 (15) to remove the workpiece, and the process ends.

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