Ultrasonic cleaning line

Abstract

The utility model relates to the technical field of faucet machining, and provides an ultrasonic cleaning line which comprises a rack arranged in the front-back direction, a plurality of cleaning pools arranged at the bottom of the rack side by side at equal intervals and a cleaning basket. A plurality of synchronous connecting rods are fixedly arranged between the left driving rod and the right driving rod, the left driving rod and the right driving rod are symmetrically provided with hooks, the number of the hooks is larger than that of the cleaning pools by one, the upper ends of the hooks are fixedly arranged on the left driving rod and the right driving rod, and a plurality of driving columns are vertically arranged on the rack; the upper end of the driving column is movably arranged on the rack in a front-back translation mode, the lower end of the driving column is arranged between the left driving rod and the right driving rod in a penetrating mode, and the left driving rod and the right driving rod are movably arranged on the driving column in a lifting mode. The rack is provided with a driving device used for synchronously driving the multiple driving columns to slide front and back and synchronously driving the hooks to ascend and descend.

Description

TECHNICAL FIELD

[0001] The utility model relates to ultrasonic cleaning technical field, especially ultrasonic cleaning line. BACKGROUND

[0002] The faucet shell, the gland and the handle accessory and other materials need to remove the redundant burrs and polish the surface smooth after casting forming, and need to ultrasonic cleaning after removing the burrs and polishing.

[0003] With the market demand of faucet and new energy vehicle increasing, in order to improve the ultrasonic cleaning efficiency, the number of cleaning pools on the cleaning line is also increasing, and the ultrasonic cleaning efficiency can be improved by increasing the number of cleaning pools and shortening the cleaning time of each cleaning pool. For example: the original group of cleaning parts needs to be cleaned for 20 minutes, that is, 20 minutes of a group of cleaned cleaning parts for subsequent processing, now by setting 10 groups of cleaning pools, each cleaning pool is cleaned for 2 minutes, that is, 2-3 minutes of a group of cleaned cleaning parts, which greatly improves the cleaning efficiency of the ultrasonic cleaning line, and is beneficial to shorten the manufacturing cycle of the faucet.

[0004] The more the number of cleaning pools is, the weaker the synchronization and stability of the lifting drive and the translation drive of the cleaning basket are, therefore, in order to improve the driving stability and synchronization of the ultrasonic cleaning line with multiple cleaning pools, the case is generated. UTILITY MODEL CONTENTS

[0005] Therefore, in view of the above problems, the utility model provides an ultrasonic cleaning line.

[0006] To solve the above technical problems, the utility model adopts the following solutions: an ultrasonic cleaning line, comprising a rack arranged in the front-rear direction, a plurality of cleaning pools arranged equidistantly side by side at the bottom of the rack, and a cleaning basket, characterized in that: a left drive rod and a right drive rod are horizontally arranged above the left and right sides of the cleaning pool, a plurality of synchronous connecting rods are fixedly arranged between the left drive rod and the right drive rod, a number of hooks more than one of the cleaning pools are symmetrically arranged on the left drive rod and the right drive rod, the upper end of the hook is fixedly arranged on the left drive rod and the right drive rod, a plurality of drive columns are vertically arranged on the rack, the upper end of the drive column is transversely movably arranged on the rack, the lower end of the drive column is arranged between the left drive rod and the right drive rod, the left drive rod and the right drive rod are movably arranged on the drive column, and a driving device for synchronously driving the front-rear sliding of the plurality of drive columns and the lifting of the hook is arranged on the rack.

[0007] Further improvements are that the driving device comprises a guide plate, the guide plate is horizontally fixedly arranged on the top of the rack, the guide plate is provided with a guide opening in the front-rear direction, the upper end of the driving column is slidably arranged in the guide opening, the driving column is provided with a mounting cavity in the front-rear direction, a first ball screw is vertically arranged in the mounting cavity, the lower end of the first ball screw is rotatably arranged at the bottom of the mounting cavity, the upper end of the first ball screw penetrates through the top surface of the driving column, a first driving block is sleeved on the first nut seat of the first ball screw, lifting seats are fixedly arranged on the front-rear end faces of the first driving block respectively, the left driving rod and the right driving rod are fixedly arranged on the left and right ends of the lifting seat, lifting guide structures are arranged between the guide plate and the driving column to limit the rotation of the lifting seat, guide the stable lifting of the driving block, and improve the mounting stability between adjacent lifting seats and the first driving block, and the rack is provided with a driving structure for synchronously driving the translation of a plurality of driving columns and the lifting of the lifting seat.

[0008] Further improvements are that the driving structure comprises a first motor, a second motor, a plurality of linkage shafts, a plurality of first speed reducers, and a second ball screw; the housing of the first speed reducer is fixedly arranged on the guide plate, the upper end of the first ball screw is connected with the first output shaft of the lower end face of the first speed reducer, the linkage shafts are horizontally arranged between adjacent first speed reducers in the front-rear direction, one end of the linkage shaft is fixedly arranged on the second output shaft of the rear end face of the previous first speed reducer, the other end of the linkage shaft is fixedly arranged on the input shaft of the front end face of the next first speed reducer, the housing of the first motor is fixedly arranged on the guide plate, and the rotating shaft of the first motor is connected with the input shaft of the first speed reducer in front;

[0009] The second ball screw is arranged on one side of the guide opening in the front-rear direction, one end of the second ball screw is rotatably arranged on the guide plate, the housing of the second motor is fixedly arranged on the guide plate, the other end of the second ball screw is fixedly connected with the rotating shaft of the second motor, a second driving block is sleeved on the second nut seat of the second ball screw, the second driving block is fixedly arranged on the driving column, and the guide plate is provided with a sliding guide structure for limiting the rotation of the second driving block and guiding the stable sliding of the driving column in the front-rear direction.

[0010] Further improvements are that the lifting guide structure comprises a guide rail, a sliding block, and a stabilizing plate, the guide rail is vertically arranged on the inner walls of the left and right sides of the mounting cavity, the sliding block is slidably fixedly arranged on the guide rail, and the stabilizing plate is fixedly arranged on the inner side face of the sliding block in the front-rear direction.

[0011] Further improvement is that the sliding guide structure comprises guide rods and guide blocks, the guide rods are fixedly arranged on the guide plates on both sides of the guide opening, the guide blocks are slidably arranged on the guide rods, the inner side of the guide block is fixedly arranged on the side of the driving column, and the inner side of the second driving block is fixedly arranged on the guide block.

[0012] Further improvement is that at least one set of reinforcing structures for supporting the linkage shaft to increase the strength of the linkage shaft is arranged below the guide plate.

[0013] Further improvement is that the reinforcing structure comprises a support seat, the lower end of the support seat is fixedly arranged on the guide plate, the upper end of the support seat is provided with a groove for limiting the left-right deformation of the linkage shaft, and the linkage shaft is arranged in the groove.

[0014] Further improvement is that the upper end of the support seat is provided with a resistance reduction structure for reducing the rotation friction resistance of the support seat to the linkage shaft.

[0015] Further improvement is that the resistance reduction structure comprises four resistance reduction wheels and two mounting shafts, the mounting shafts are fixedly arranged on the support seat along the parallel linkage shaft direction on both sides of the groove, the resistance reduction wheels are rotatably arranged on the two ends of the mounting shafts, and the four resistance reduction wheels form a limiting groove for limiting the left-right deformation of the linkage shaft.

[0016] Further improvement is that the resistance reduction structure comprises a resistance reduction bearing, the outer ring of the resistance reduction bearing is fixedly arranged on the support seat, and the linkage shaft is fixedly arranged on the inner ring of the resistance reduction bearing.

[0017] Further improvement is that the cleaning tank comprises a tank body and an ultrasonic generator, the tank body is fixedly arranged on the rack, the bottom of the tank body is provided with a drain port, the upper end of one side wall of the tank body is provided with a water inlet, two mounting plates are vertically and symmetrically arranged on the front and rear inner walls of the tank body, a mounting rod is fixedly arranged between the lower ends of the mounting plates, the ultrasonic generator is fixedly arranged on the two mounting rods, a positioning rod for limiting the lowest position of the cleaning basket is fixedly arranged between the two mounting plates above the lower mounting rod, and the cleaning basket is movably placed on the upper surface of the positioning rod.

[0018] Further improvement is that the front and rear ends of the positioning rod are respectively upwardly and upwardly folded to form first positioning pieces abutting against the front and rear surfaces of the cleaning basket, and the outer sides of the two positioning rods are respectively downwardly and downwardly folded to form second positioning pieces abutting against the left and right convex edges on the bottom surface of the cleaning basket.

[0019] Further improvement is that the installation plate and the end of the positioning rod are provided with an adjusting structure for adjusting the height between the bottom surface of the cleaning basket and the liquid surface to shorten the lifting, the adjusting structure comprises an adjusting piece, a plurality of groups of first adjusting holes opened in the longitudinal direction on the installation plate, and second adjusting holes corresponding to one group of adjusting holes and opened on the adjusting piece, and the adjusting piece is integrally arranged at the end of the positioning rod.

[0020] Further improvement is that the second adjusting holes are long strip-shaped adjusting holes for fine adjustment of the fixed position of the adjusting piece.

[0021] Further improvement is that a plurality of strip-shaped overflow ports with different heights are horizontally opened on one side surface of the pool body, overflow covers are tightly and fixedly arranged on the outer wall of the pool body outside the periphery of the overflow ports, and water outlets are arranged on the overflow covers.

[0022] By adopting the foregoing technical scheme, the utility model has the beneficial effects that:

[0023] The twelve cleaning pools are arranged to improve the cleaning efficiency of the faucet components, the manufacturing cycle of the faucet is improved, the production efficiency is improved, and one group of driving devices is arranged to synchronously drive the driving columns to move the hooks on the twelve cleaning pools to synchronously move the cleaning baskets, the driving columns are arranged between the left and right symmetrical hooks, the driving synchronization and stability of the hooks are good, and the stability and synchronization of the lifting and translation movements of the hooks are improved.

[0024] Further beneficial effects are that the front and rear end surfaces of each driving column are provided with lifting seats, the lifting seats are fixedly connected with the left and right driving rods, only the freedom of the lifting movement of the hooks is reserved, and the stability of the movement of the hooks is improved.

[0025] Further beneficial effects are that the plurality of driving columns are synchronously driven to rotate by the linkage shaft and the first speed reducer, three groups of first ball screws are synchronously driven to translate by the same linkage shaft and the first speed reducer, the same motor is used to drive the lifting and translation of the hooks, the synchronization and stability of the movement of the hooks are improved, the driving structure is greatly simplified, and the manufacturing cost and operation cost of the equipment are reduced.

[0026] Further beneficial effects are that the lifting and guiding structure further improves the stability of the lifting of the hooks.

[0027] Further beneficial effects are that the sliding and guiding structure further improves the stability of the translation of the hooks.

[0028] Further beneficial effects are that the linkage shaft is limited in the left and right directions by the reinforcing structure, i.e., the support seat, the deformation resistance of the linkage shaft is increased, and the transmission stability is improved.

[0029] Further beneficial effects are: the cleaning basket can be automatically adjusted and arranged in the middle of the cleaning pool through the first positioning sheet and the second positioning sheet arranged on the mounting rod, which is beneficial to the cleaning of the faucet part.

[0030] Further beneficial effects are: the positioning rod can be adjusted in height through the locking and cooperation of the second adjusting hole on the adjusting sheet and the different groups of first adjusting holes on the mounting plate, so that the lowering height of the cleaning basket in the cleaning pool is adjusted, the lifting stroke of the hook is shortened, the moving efficiency of the cleaning basket is improved, and the cleaning efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 is a schematic diagram of the three-dimensional structure of the ultrasonic cleaning line of the embodiment of the present application.

[0032] Figure 2 is a schematic diagram of the side view structure of the ultrasonic cleaning line of the embodiment of the present application.

[0033] Figure 3 is a schematic diagram of the three-dimensional structure of the driving device in the ultrasonic cleaning line of the embodiment of the present application.

[0034] Figure 4 is a schematic diagram of the local structure of the driving device in the ultrasonic cleaning line of the embodiment of the present application.

[0035] Figure 5 is a schematic diagram of the three-dimensional structure of the cleaning pool and the cleaning basket in the ultrasonic cleaning line of the embodiment of the present application.

[0036] Figure 6 is a schematic diagram of the internal structure of the cleaning pool in the ultrasonic cleaning line of the embodiment of the present application.

[0037] Figure 7 is Figure 3 is a local structure enlarged view of A in the above.

[0038] Figure 8 is Figure 3 is a local structure enlarged view of B in the above. DETAILED DESCRIPTION

[0039] The present application will be further described in combination with the drawings and specific embodiments.

[0040] Reference Figures 1 to 8The utility model discloses an ultrasonic cleaning line, including the rack 10 who sets up along front -back direction, equal interval and side by side setting twelve cleaning pools 11 in the rack 10 bottom, cleaning basket 12, the left side of cleaning pool 11 top is horizontally provided with left drive rod 13, right drive rod 14 respectively, a plurality of synchronous connecting rods 15 are fixedly arranged between left drive rod 13 and right drive rod 14, the both ends of synchronous connecting rod are fixedly arranged on the inner side of left drive rod 13 and right drive rod 14 respectively, the left drive rod 13 and right drive rod 14 are symmetrically provided with thirteen hooks 16 more than the number of cleaning pool 11, and the upper end of hook 16 is fixedly arranged on the left drive rod 13 and right drive rod 14. The upper end of hook 16 is inwardly horizontally folded to form mounting piece 17, and the mounting piece 17 is arranged on the upper surface of the left drive rod 13 and right drive rod 14. The upper surface of the left drive rod 13 and right drive rod 14 is provided with mounting hole for fixing and mounting hook 16, and the mounting groove 18 for fine-tuning the fixed position of hook 16 in the front -back direction is arranged on the mounting piece to facilitate accurate hooking or releasing cleaning basket 12. The mounting groove 18 and the mounting hole are provided with fastening bolts (not shown in the figure).

[0041] Three drive columns 19 are vertically arranged on the rack 10, the upper end of the drive column 19 is transversely movably arranged on the rack 10, the lower end of the drive column 19 is arranged between the left drive rod 13 and the right drive rod 14, the left drive rod 13 and the right drive rod 14 are movably arranged on the drive column 19, and the rack 10 is provided with a driving device for synchronously driving the front -back sliding of the drive column 19 and the lifting of the hook 16.

[0042] The driving device comprises a guide plate 20 horizontally fixedly arranged on the top of the rack 10, a guide opening 21 is formed in the guide plate 20 along the front-rear direction, the upper end of the driving column 19 is slidably arranged in the guide opening 21, an installation cavity 22 is formed in the driving column 19 along the front-rear direction, a first ball screw 23 is vertically arranged in the installation cavity 22, the lower end of the first ball screw 23 is rotatably arranged on the bottom of the installation cavity 22 through a bearing, the upper end of the first ball screw 23 is rotatably arranged on the top surface of the driving column 19, a first nut seat 24 of the first ball screw is sleeved with a first driving block 25, the front-rear end surfaces of the first driving block 25 are respectively bolted with lifting seats 26, the left driving rod 13 and the right driving rod 14 are fixedly arranged on the left and right ends of the lifting seats 26, the guide plate 20 and the driving column 19 are provided with lifting guide structures for limiting the rotation of the lifting seat 26, guiding the stable lifting of the driving block, and improving the installation stability between the adjacent lifting seat 26 and the first driving block 25, and the rack 10 is provided with a driving structure for synchronously driving the translation of a plurality of driving columns 19 and the lifting of the lifting seat 26.

[0043] The driving structure comprises a first motor 27, a second motor (not shown in the figure), two linkage shafts 29, three first speed reducers 30, a second speed reducer 31, and a second ball screw 32. The first speed reducer 30 and the second speed reducer 31 are both worm gear reducers. The housing of the first speed reducer 30 is fixedly arranged on the guide plate 20, the upper end of the first ball screw is connected with the first output shaft on the lower end surface of the first speed reducer 30, the linkage shaft 29 is horizontally arranged between adjacent first speed reducers 30 along the front-rear direction, one end of the linkage shaft 29 is fixedly arranged on the second output shaft on the rear end surface of the previous first speed reducer 30, the other end of the linkage shaft 29 is fixedly arranged on the input shaft on the front end surface of the next first speed reducer 30, the housing of the first motor 27 is fixedly arranged on the guide plate 20, the rotating shaft of the first motor 27 is connected with the input shaft of the first speed reducer 30 in front; the second ball screw 32 is arranged on one side of the guide opening 21 along the front-rear direction, one end of the second ball screw 32 is rotatably arranged on the guide plate 20, the housing of the second motor is fixedly arranged on the guide plate 20, the other end of the second ball screw 32 is fixedly connected with the rotating shaft of the second motor through the second speed reducer 31, the rotating shaft of the second motor is connected with the input shaft of the second speed reducer 31, and the other end of the second ball screw 32 is fixedly connected with the input shaft of the second speed reducer 31. A second nut seat 33 of the second ball screw 32 is sleeved with a second driving block 34, the second driving block 34 is indirectly fixedly arranged on the driving column 19, and the guide plate 20 is provided with a sliding guide structure for limiting the rotation of the second driving block 34 and guiding the stable sliding of the driving column 19 along the front-rear direction.

[0044] The lifting guide structure comprises a guide rail 35, a sliding block 36, and a stabilizing plate 37. The guide rail 35 is vertically arranged on the left and right inner walls of the mounting cavity 22. The sliding block 36 is slidingly fixed on the guide rail 35. The stabilizing plate 37 is fixed on the inner side of the sliding block 36 in the front-rear direction. The front and rear ends of the stabilizing plate 37 are fixed on the lifting seat 26, respectively.

[0045] The sliding guide structure comprises a guide rod 38 and a guide block 39. The guide rod 38 is fixed on the guide plate 20 on both sides of the guide opening 21. The guide block 39 is slidingly sleeved on the guide rod 38. The inner side of the guide block 39 is fixed on the side of the driving column 19. The inner side of the second driving block 34 is fixed on one of the guide blocks 39.

[0046] At least one set of reinforcing structure for supporting the linkage shaft 29 to increase the strength of the linkage shaft 29 is arranged below the linkage shaft 29 on the guide plate 20. The reinforcing structure comprises a support seat 40. The lower end of the support seat 40 is bolted and fixed on the guide plate 20. The upper end of the support seat 40 is provided with a groove 41 for limiting the left-right deformation of the linkage shaft 29. The linkage shaft 29 is arranged in the groove 41.

[0047] The upper end of the support seat 40 is provided with a resistance reduction structure for reducing the rotational friction resistance of the support seat 40 to the linkage shaft 29. The resistance reduction structure comprises four resistance reduction wheels 42 and two mounting shafts (not shown in the figure). The mounting shafts are fixed on the support seat 40 in parallel to the linkage shaft 29 on both sides of the groove. The resistance reduction wheels 42 are rotatably sleeved on the both ends of the mounting shafts through bearings. The resistance reduction wheels 42 form a limiting slot for limiting the left-right deformation of the linkage shaft 29.

[0048] The cleaning pool 11 comprises a pool body 44 and an ultrasonic generator 45 (the ultrasonic generator used in this embodiment is a prior art which can be directly purchased from the market, and the improvement point of the present case is not on the ultrasonic generator, so it is not described in detail here). The pool body 44 is fixed on the rack 10. The bottom of the pool body 44 is provided with a drain. The upper end of one side wall of the pool body 44 is provided with a water inlet. Two mounting plates 46 are vertically and symmetrically arranged on the front and rear inner walls of the pool body 44. A mounting rod 47 is bolted and fixed or welded and fixed between the lower ends of the mounting plates 46. The ultrasonic generator 45 is fixed on the two mounting rods 47. A positioning rod 48 for limiting the lowest position of the cleaning basket 12 is fixed between the mounting plates 46 above the lower mounting rod 47. The cleaning basket 12 is movably placed on the upper surface of the positioning rod 48.

[0049] The front and rear ends of the positioning rods 48 are respectively upwardly inclined and folded to form first positioning pieces 49 abutting on the front and rear surfaces of the cleaning basket 12 for guiding the cleaning basket 12 to be centrally placed in the front and rear directions and limiting the front and rear movement of the cleaning basket 12. The outer sides of the two positioning rods 48 are respectively downwardly inclined and folded to form second positioning pieces 50 abutting on the left and right convex edges of the bottom surface of the cleaning basket 12 for guiding the cleaning basket 12 to be centrally placed in the left and right directions and limiting the left and right movement of the cleaning basket 12.

[0050] The mounting plate 46 and the end of the positioning rod 48 are provided with an adjusting structure for adjusting the size of the cleaning object to adjust the height between the bottom surface of the cleaning basket 12 and the liquid surface to shorten the lifting. The adjusting structure includes an adjusting piece 51, a plurality of groups of first adjusting holes 52 longitudinally arranged on the mounting plate 46, and second adjusting holes 53 corresponding to one group of the adjusting holes 52 arranged on the adjusting piece 51. The adjusting piece 51 is integrally arranged on the end of the positioning rod 48. The second adjusting holes 53 are long strip-shaped adjusting holes for fine adjustment of the fixed position of the adjusting piece 51.

[0051] A plurality of strip-shaped overflow ports (not shown in the figure) with different heights are horizontally arranged on one side of the pool body 44. An overflow cover 55 is tightly welded and fixed on the outer wall of the pool body 44 around the overflow ports. A water outlet 56 is arranged on the overflow cover 55. By opening and closing the water outlets at different height overflow ports, the horizontal position of the liquid surface of the cleaning liquid is limited to avoid the overflow of the cleaning liquid from the pool body 44, which is conducive to controlling the liquid height and avoiding the splashing of the cleaning liquid from the cleaning pool 11 under ultrasonic vibration.

[0052] Synchronous driving working principle of the ultrasonic cleaning line:

[0053] The to-be-cleaned part is placed in the cleaning basket 12, and the hook 16 is driven to the initial position. The first motor 27 is driven to drive the three groups of first ball screws 23 to rotate through the linkage shaft 29, so as to drive the hook 16 to descend to the second set height, which is not higher than the height of the cleaning basket 12; the second motor is driven to drive the driving column 19 to translate, and the driving column 19 is synchronously translated backward by a set distance through the linkage shaft 29, so as to drive the hook 16 to approach the cleaning basket 12; the first motor 27 is driven to drive the hook 16 to ascend to hook the cleaning basket 12 and reset to the first set height; the second motor is driven to drive the cleaning basket 12 to translate backward by a distance of the interval of the cleaning pools 11; the first motor 27 is driven again to drive the hook 16 to descend and place the cleaning basket 12 on the positioning rod 48 in the cleaning pool 11 and continue to descend to the second set height; the second motor is driven to drive the hook 16 to translate forward by a set distance and separate from the cleaning basket 12; the first motor 27 and the second motor are simultaneously driven to reset the hook 16 to the initial position, that is, one cleaning basket 12 moving action is completed. The cleaning basket 12 in front of the cleaning pool 11 moves into the first cleaning pool 11, and the cleaning basket in the last cleaning pool 11 separates from the cleaning pool 11 to complete cleaning.

[0054] Based on the foregoing technical solution, the resistance reduction structure can further include a resistance reduction bearing, and an outer ring of the resistance reduction bearing is fixedly arranged on the support seat, and the linkage shaft is fixedly arranged on an inner ring of the resistance reduction bearing.

[0055] The basic principle and main features of the utility model and its advantages are shown and described above, and those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions are only to illustrate the principle of the utility model, and the utility model can have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed, and the scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. An ultrasonic cleaning line, comprising a frame arranged in a front-rear direction, a plurality of cleaning tanks arranged equidistantly and side by side at the bottom of the frame, and a cleaning basket, characterized in that: The left and right sides of the cleaning tank are respectively provided with a left driving rod and a right driving rod, a plurality of synchronous connecting rods are fixedly arranged between the left driving rod and the right driving rod, a plurality of hooks are symmetrically arranged on the left driving rod and the right driving rod, the number of the hooks is more than that of the cleaning tank, the upper ends of the hooks are fixedly arranged on the left driving rod and the right driving rod, a plurality of driving columns are vertically arranged on the rack, the upper ends of the driving columns are horizontally movably arranged on the rack, the lower ends of the driving columns are arranged between the left driving rod and the right driving rod, the left driving rod and the right driving rod are movably arranged on the driving columns, and the rack is provided with a driving device for synchronously driving the front and back sliding of the driving columns and the lifting of the hooks.

2. The ultrasonic cleaning line according to claim 1, characterized in that: The driving device comprises a guide plate, the guide plate is horizontally fixedly arranged on the top of the rack, the guide plate is provided with a guide opening in the front and back direction, the upper end of the driving column is slidably arranged in the guide opening, the driving column is provided with a mounting cavity in the front and back direction, a first ball screw is vertically arranged in the mounting cavity, the lower end of the first ball screw is rotatably arranged at the bottom of the mounting cavity, the upper end of the first ball screw penetrates through the top surface of the driving column, a first driving block is sleeved on the first nut seat of the first ball screw, lifting seats are fixedly arranged on the front and back end faces of the first driving block, the left driving rod and the right driving rod are fixedly arranged on the left and right ends of the lifting seats, lifting guide structures are arranged between the guide plate and the driving column, the lifting guide structures limit the rotation of the lifting seat, guide the stable lifting of the driving block, and improve the installation stability between adjacent lifting seats and the first driving block, and the rack is provided with a driving structure for synchronously driving the translation of the driving columns and the lifting of the lifting seats.

3. The ultrasonic cleaning line according to claim 2, characterized in that: The driving structure comprises a first motor, a second motor, a plurality of linkage shafts, a plurality of first speed reducers and a second ball screw; the housing of the first speed reducer is fixedly arranged on the guide plate, the upper end of the first ball screw is connected with the first output shaft of the lower end face of the first speed reducer, the linkage shafts are horizontally arranged between adjacent first speed reducers in the front and back direction, one end of the linkage shaft is fixedly arranged on the second output shaft of the rear end face of the previous first speed reducer, the other end of the linkage shaft is fixedly arranged on the input shaft of the front end face of the next first speed reducer, the housing of the first motor is fixedly arranged on the guide plate, and the rotating shaft of the first motor is connected with the input shaft of the first speed reducer in front; The second ball screw is arranged on one side of the guide opening in the front and back direction, one end of the second ball screw is rotatably arranged on the guide plate, the housing of the second motor is fixedly arranged on the guide plate, the other end of the second ball screw is fixedly connected with the rotating shaft of the second motor, a second driving block is sleeved on the second nut seat of the second ball screw, the second driving block is fixedly arranged on the driving column, and the guide plate is provided with a sliding guide structure for limiting the rotation of the second driving block and guiding the stable sliding of the driving column in the front and back direction.

4. The ultrasonic cleaning line of claim 2, wherein: The lifting guide structure comprises guide rails, sliding blocks and stabilizing plates. The guide rails are vertically arranged on the left and right inner walls of the installation cavity. The sliding blocks are slidingly fixed on the guide rails. The stabilizing plates are fixed on the inner side of the sliding blocks along the front and back direction. The front and back ends of the stabilizing plates are fixed on the lifting seat respectively.

5. The ultrasonic cleaning line of claim 3, wherein: The sliding guide structure comprises guide rods and guide blocks. The guide rods are fixed on the guide plates on both sides of the guide opening. The guide blocks are slidingly sleeved on the guide rods. The inner side of the guide blocks is fixed on the side of the driving column. The inner side of the second driving block is fixed on one of the guide blocks.

6. The ultrasonic cleaning line of claim 3, wherein: At least one set of reinforcing structures for supporting the linkage shaft to increase the strength of the linkage shaft is arranged below the linkage shaft on the guide plate.

7. The ultrasonic cleaning line of claim 6, wherein: The reinforcing structure comprises a support seat. The lower end of the support seat is fixed on the guide plate. The upper end of the support seat is provided with a groove for limiting the left and right deformation of the linkage shaft. The linkage shaft is arranged in the groove.

8. The ultrasonic cleaning line of claim 7, wherein: The upper end of the support seat is provided with a resistance reduction structure for reducing the rotational friction resistance of the support seat to the linkage shaft.

9. The ultrasonic cleaning line of claim 8, wherein: The resistance reduction structure comprises four resistance reduction wheels and two mounting shafts. The mounting shafts are fixed on the support seat along the parallel linkage shaft direction on both sides of the groove. The resistance reduction wheels are rotatably sleeved on the two ends of the mounting shafts. The four resistance reduction wheels form a limiting groove for limiting the left and right deformation of the linkage shaft.

10. The ultrasonic cleaning line of claim 8, wherein: The resistance reduction structure comprises a resistance reduction bearing. The outer ring of the resistance reduction bearing is fixed on the support seat. The linkage shaft is fixed on the inner ring of the resistance reduction bearing.

11. The ultrasonic cleaning line of claim 1, wherein: The cleaning pool comprises a pool body and an ultrasonic generator. The pool body is fixed on the rack. The bottom of the pool body is provided with a drain. The upper end of one side wall of the pool body is provided with a water inlet. Two mounting plates are vertically and symmetrically arranged on the front and back inner walls of the pool body. A mounting rod is fixed between the lower ends of the mounting plates. The ultrasonic generator is fixed on the two mounting rods. A positioning rod is fixed between the two mounting plates above the lower mounting rod for limiting the lowest position of the cleaning basket. The cleaning basket is movably placed on the upper surface of the positioning rod.

12. The ultrasonic cleaning line of claim 11, wherein: The front and back ends of the positioning rod are respectively upwardly inclined and folded to form first positioning pieces abutting on the front and back surfaces of the cleaning basket. The outer sides of the two positioning rods are respectively downwardly inclined and folded to form second positioning pieces abutting on the left and right convex edges of the bottom surface of the cleaning basket.

13. The ultrasonic cleaning line of claim 11, wherein: The mounting plates and the ends of the positioning rods are provided with an adjusting structure for adjusting the size of the cleaning parts to adjust the height between the bottom surface of the cleaning basket and the liquid surface to shorten the lifting.

14. The ultrasonic cleaning line of claim 13, wherein: The second adjusting hole is a long strip-shaped adjusting hole for fine adjustment of the fixed position of the adjusting piece.

15. The ultrasonic cleaning line of claim 11, wherein: The pool body is provided with a plurality of strip-shaped overflow ports with different heights on one side, and overflow covers are fixedly arranged on the outer wall of the pool body around the overflow ports.

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