Tray cleaning line

Abstract

The utility model belongs to the technical field of tray cleaning, and particularly relates to a tray cleaning line which comprises a cleaning mechanism, a drying mechanism and a conveying mechanism, the cleaning mechanism and the drying mechanism are correspondingly arranged, the conveying mechanism is arranged on one side of the cleaning mechanism and the drying mechanism, and the conveying mechanism comprises two right-angle steering conveying mechanisms and a linear conveying mechanism. The linear conveying mechanism is located between the two right-angle steering conveying mechanisms, one right-angle steering conveying mechanism is fixedly connected with the cleaning mechanism, and the other right-angle steering conveying mechanism is fixedly connected with the drying mechanism. According to the tray cleaning line, through the structure, the cleaning bin and the drying bin can be arranged side by side, the length of the whole device is shortened, and the tray cleaning line can be suitable for more installation scenes.

Description

Technical Field

[0001] The utility model belongs to the technical field of pallet cleaning, and in particular relates to a pallet cleaning line. Background Art

[0002] The pallet washing line is a production line used to clean and dry pallets. It aims to provide an efficient, safe and environmentally friendly pallet washing device. The work of this line is to pass the pallets through a series of cleaning and drying processes to ensure the cleanliness and dryness of the pallets.

[0003] In the utility model patent with the announcement number CN218915778U, a structure of a turnover basket tray-type draining and drying section is provided, including: a draining section, a drying section, and a cleaning section. The draining section is arranged between the drying section and the cleaning section. A second conveyor is provided inside the draining section, and the first conveyor is fixed by internal bolts of the drying section; the third conveyor is fixed by internal bolts of the cleaning section. The second conveyor cooperates with the first conveyor and the third conveyor front and back, and the side of the second conveyor is connected to the side of the draining section through a connecting piece. The side of the draining section is bolted with a vibration motor. The utility model has a better draining structure through the improvement of the above structure, which can better remove the residual water on the surface of the turnover basket and reduce the drying time, thereby effectively solving the problems and shortcomings of the existing device.

[0004] However, in the above utility model patent, the draining section, drying section and cleaning section are located on the same straight line, which has high requirements on the length of the use site. The relatively small space cannot normally place and install the device, and is not suitable for manufacturers with relatively small installation and use space. Utility Model Content

[0005] The purpose of the present utility model is to provide a pallet washing line to solve the problems raised in the above background technology.

[0006] In order to achieve the above technical objectives, the technical solution of the utility model is:

[0007] A pallet washing line comprises a washing mechanism, a drying mechanism and a conveying mechanism, wherein the outlet end of the washing mechanism cooperates with the inlet end of the conveying mechanism, and the outlet end of the conveying mechanism cooperates with the inlet end of the drying mechanism. The washing mechanism and the drying mechanism are arranged in parallel with each other, and are respectively arranged perpendicular to the conveying mechanism and are located on the same side of the conveying mechanism; the conveying mechanism comprises two right-angle turning conveying mechanisms and a straight line conveying mechanism, and the straight line conveying mechanism is located between the two right-angle turning conveying mechanisms, wherein one of the right-angle turning conveying mechanisms cooperates with the washing mechanism, and the other right-angle turning conveying mechanism cooperates with the drying mechanism.

[0008] As a further improvement, the right-angle turning conveying mechanism includes a first bracket, a first driving mechanism is installed on the first bracket, a first conveying unit cooperating with the first driving mechanism is installed on the first bracket, and the first conveying unit cooperates with the cleaning mechanism; a mounting plate is fixedly installed on the first bracket, the mounting plate is connected to a guide rod for sliding up and down, a lifting plate is fixedly installed on the guide rod, and the bottom of the lifting plate is connected to a driving lifting mechanism; a second driving mechanism is fixedly installed on the lifting plate, a second conveying unit cooperating with the second driving mechanism is installed on the lifting plate, and the conveying direction of the second conveying unit is perpendicular to the conveying direction of the first conveying unit; the linear conveying mechanism includes a second bracket, a third driving mechanism is installed on the second bracket, a third conveying unit cooperating with the third driving mechanism is installed on the second bracket, and the third conveying unit cooperates with the second conveying unit.

[0009] As a further improvement, the first conveying unit includes two first conveying rails arranged in parallel and spaced apart, both of which are fixedly connected to the first bracket, and first sprockets are respectively installed at both ends of the two first conveying rails, and the first sprockets are connected to the first driving mechanism.

[0010] As a further improvement, the first driving mechanism includes a first motor, which is fixedly connected to the first bracket, and a first transmission shaft is installed at the output end of the first motor, which is rotatably connected to the first bracket, and fourth sprockets are fixedly installed at both ends of the first transmission shaft, and the fourth sprocket is connected to the two first sprockets on the first conveying track on the same side through a chain transmission.

[0011] As a further improvement, the second conveying unit includes a second conveying track, the second conveying track is fixedly connected to the first bracket, second sprockets are installed at both ends of the second conveying track, and the second sprockets are connected to the second driving mechanism.

[0012] As a further improvement, the second driving mechanism includes a mounting frame, which is fixedly connected to the lifting plate, a second motor is installed on the mounting frame, a fifth sprocket is installed at the output end of the second motor, a second transmission shaft is rotatably connected to the lifting plate, a sixth sprocket is installed on the second transmission shaft, and the fifth sprocket and the sixth sprocket are connected by a chain, and a seventh sprocket is installed at both ends of the second transmission shaft to cooperate with the second conveying unit, and the second sprocket and the seventh sprocket are connected by a chain.

[0013] As a further improvement, the driving lifting mechanism includes a third motor, the third motor is fixedly mounted on the first bracket, the output end of the third motor is installed with an eighth sprocket, the first bracket is rotatably connected to two third transmission shafts, the two third transmission shafts are installed with a ninth sprocket matching the eighth sprocket, and both ends of the two third transmission shafts are fixedly connected with a lifting unit matching the lifting plate; the lifting unit is provided with two mounting holes set away from each other, the third transmission shaft is fixedly mounted in one of the mounting holes, and the other mounting hole is rotatably connected with a connecting rod, the connecting rod is fixedly connected to an abutment wheel, the abutment wheel is abutted and connected to the lifting plate, and a rim is provided on one side of the circumference of the abutment wheel.

[0014] As a further improvement, the third conveying unit includes two third conveying rails arranged in parallel and spaced apart. Both of the third conveying rails are fixedly connected to the second bracket. Third sprockets are respectively installed at both ends of the two third conveying rails. The third sprockets 41 cooperate with the third driving mechanism.

[0015] As a further improvement, the third drive mechanism includes a fourth motor, the fourth motor is fixedly connected to the second bracket, the output end of the fourth motor is equipped with a tenth sprocket, the second bracket is rotatably equipped with a fourth transmission shaft, the fourth transmission shaft is equipped with an eleventh sprocket that matches the tenth sprocket, and the two ends of the fourth transmission shaft are equipped with twelfth sprockets, and the third sprocket and the twelfth sprocket are connected by a chain.

[0016] Due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0017] The pallet washing line provided by the utility model can allow the washing bin and the drying bin to be arranged side by side by arranging a right-angle turning conveying mechanism and a straight-line conveying mechanism. The pallet can be conveyed from the washing bin to the drying bin by making a right-angle turn, thereby shortening the length of the entire device, reducing the length requirement for the installation space, and being applicable to more installation scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the right-angle steering conveying mechanism of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the first conveying unit and the first driving mechanism of the utility model;

[0021] Figure 4 This is a schematic structural diagram of the second conveying unit and the second driving mechanism of the present invention;

[0022] Figure 5 This is a structural diagram of the driving lifting mechanism of the utility model;

[0023] Figure 6 It is a structural diagram of the lifting unit of the utility model;

[0024] Figure 7 It is a structural schematic diagram of the linear conveying mechanism of the present utility model.

[0025] Among them: 1. Cleaning mechanism; 2. Drying mechanism; 3. Right-angle turning conveying mechanism; 4. Straight conveying mechanism; 5. Conveying mechanism; 6. Second driving mechanism; 7. First driving mechanism; 8. First conveying unit; 9. Second conveying unit; 10. Mounting plate; 11. First bracket; 12. First sprocket; 13. Driving and lifting mechanism; 14. First transmission shaft; 15. First conveying track; 16. First motor; 17. Fourth sprocket; 18. Mounting plate; 19. First bracket; 20. Second conveying track; 21. Second sprocket; 22. Seventh sprocket; 23. Fifth sprocket; 24. , sixth sprocket; 25, mounting frame; 26, guide rod; 27, lifting plate; 28, second motor; 29, second transmission shaft; 30, third transmission shaft; 31, third motor; 32, eighth sprocket; 33, ninth sprocket; 34, lifting unit; 35, first bracket; 36, mounting plate; 37, rotating block; 38, connecting rod; 39, abutment wheel; 40, third conveying track; 41, third sprocket; 42, twelfth sprocket; 43, eleventh sprocket; 44, tenth sprocket; 45, fourth motor; 46, third conveying unit; 47, second bracket; 48, fourth transmission shaft. DETAILED DESCRIPTION

[0026] The present invention is further described below with reference to specific embodiments and accompanying drawings. The accompanying drawings are for illustrative purposes only and are schematic, not actual, representations. They should not be construed as limiting the present invention. To better illustrate the embodiments of the present invention, some components in the accompanying drawings may be omitted, enlarged, or reduced in size, and do not represent the actual dimensions of the product. It is understandable to those skilled in the art that some well-known structures and their descriptions may be omitted from the accompanying drawings.

[0027] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "up", "down", "left", "right", etc. indicate directions or positional relationships, they are based on the directions or positional relationships shown in the drawings. This is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and cannot be understood as limiting the present application. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0028] like Figure 1-7 As shown, a pallet washing line includes a washing mechanism 1, a drying mechanism 2 and a conveying mechanism 5. The outlet end of the washing mechanism 1 cooperates with the inlet end of the conveying mechanism 5, and the outlet end of the conveying mechanism 5 cooperates with the inlet end of the drying mechanism 2. The pallet to be cleaned enters the washing mechanism from the inlet end of the washing mechanism 1, is output from the outlet end after the cleaning process, and then enters the conveying mechanism 5 through the inlet end of the conveying mechanism 5 for transportation, is output from the outlet end of the conveying mechanism 5, and then enters the drying mechanism 2 from the inlet end of the drying mechanism 2 for drying. The dried pallet is output from the outlet end of the drying mechanism 2; the conveying mechanism 5 includes two right-angle turning conveying mechanisms 3 and a straight line conveying mechanism 4. The straight line conveying mechanism 4 is located between the two right-angle turning conveying mechanisms 3. After the pallet is cleaned in the washing mechanism 1, it moves to the right-angle turning conveying mechanism 3. After completing the right-angle turn, it moves to the straight line conveying mechanism 4. Under the action of the straight line conveying mechanism 4, the pallet continues to move to the other right-angle turning conveying mechanism 3, and then moves to the drying mechanism for drying.

[0029] The right-angle conveying mechanism 3 includes a first bracket 11, on which a first driving mechanism 7 is installed, and on which a first conveying unit 8 cooperating with the first driving mechanism 7 is installed; the first driving mechanism 7 drives the first conveying unit 8 to convey the pallet, and the first conveying unit 8 cooperates with the cleaning mechanism.

[0030] The first conveying unit 8 includes two first conveying rails 15 arranged in parallel and spaced apart. The two first conveying rails 15 are fixedly connected to the first bracket 11 . First sprockets 12 are installed at both ends of the two first conveying rails 15 . The first sprockets 12 are connected to the first driving mechanism 7 .

[0031] The first driving mechanism 7 includes a first motor 16, which is fixedly connected to the first bracket 11. The output end of the first motor 16 is equipped with a first transmission shaft 14, which is rotatably connected to the first bracket 11. Fourth sprockets 17 are installed at both ends of the first transmission shaft 14, and the fourth sprocket 17 is connected to the two first sprockets 12 on the first conveying track on the same side through a chain transmission; the first motor 16 drives the first transmission shaft 14 to rotate, and the fourth sprocket 17 drives the first sprocket 12 to rotate, thereby causing the chain to rotate, so that the pallet moves from under the action of the chain to the end of the first conveying unit 8.

[0032] A mounting plate 10 is fixedly mounted on the first bracket 11 , and a guide rod 26 is vertically slidably connected to the mounting plate 10 . A lifting plate 27 is fixedly mounted on the guide rod 26 , and a driving lifting mechanism 13 is connected to the bottom of the lifting plate 27 . The driving lifting mechanism 13 can control the lifting process of the lifting plate 27 .

[0033] The second driving mechanism 6 is fixedly mounted on the lifting plate 27 . The lifting plate 27 is also equipped with a second conveying unit 9 that cooperates with the second driving mechanism 6 . The conveying direction of the second conveying block 9 is perpendicular to that of the first conveying block 8 .

[0034] The second conveying unit 9 includes a second conveying track 20 , which is fixedly connected to the first bracket 11 . Second sprockets 21 are installed at both ends of the second conveying track 20 , and the second sprockets 21 are connected to the second driving mechanism 7 .

[0035] The second driving mechanism includes a mounting frame 25, which is fixedly connected to the lifting plate 27. A second motor 28 is mounted on the mounting frame 25. A fifth sprocket 23 is mounted on the output end of the second motor 28. A second transmission shaft 29 is rotatably connected to the lifting plate 27. A sixth sprocket 24 that cooperates with the fifth sprocket 23 is mounted on the second transmission shaft 29. The fifth sprocket 23 and the sixth sprocket 24 are connected by a chain. A seventh sprocket 22 that cooperates with the second conveying unit 9 is mounted on both ends of the second transmission shaft 29. The second sprocket 21 and the seventh sprocket 22 are connected by a chain. The second driving mechanism 6 and the second conveying unit 9 on the lifting plate 27 rise and fall with the lifting of the lifting plate 27. The second conveying unit 9 is originally below the first conveying unit 8. When the pallet moves to the end of the first conveying unit 8, the second conveying unit 9 rises and lifts the pallet. The pallet is separated from the first conveying unit 8 and the pallet is placed on the top of the second conveying unit 9; the second motor 28 drives the second transmission shaft 29 to rotate, and the fourth sprocket 17 drives the first sprocket 12 to rotate, thereby causing the chain to rotate, so that the pallet moves to the end of the second conveying unit 9 under the action of the chain.

[0036] The driving lifting mechanism 13 includes a third motor 31, which is fixedly mounted on the first bracket 11. An eighth sprocket 32 ​​is installed at the output end of the third motor 31. The first bracket 11 is rotatably connected to the third transmission shaft 30. A ninth sprocket 33 that cooperates with the eighth sprocket 32 ​​is installed on the third transmission shaft 30. The eighth sprocket 32 ​​and the ninth sprocket 33 are connected by a chain. Both ends of the third transmission shaft 30 are fixedly connected to a lifting unit 34 that cooperates with the lifting plate 27. The third motor 31 drives the eighth sprocket 32 ​​to rotate, and the eighth sprocket 32 ​​drives the ninth sprocket 33 to rotate through the chain. The third transmission shaft 30 rotates following the ninth sprocket 33, and the lifting unit 34 rotates following the third transmission shaft 30. When the lifting unit 34 reaches the highest point, the lifting plate 27 rises following the lifting unit 34. The top of the second conveying unit 9 on the lifting plate 27 is above the top of the first conveying unit 8. When the lifting unit 34 is at the lowest point, the top of the second conveying unit 9 on the lifting plate 27 is below the top of the first conveying unit 8.

[0037] One end of the lifting unit 34 is fixedly connected to the third transmission shaft 30. At one end of the lifting unit 34, two mounting holes set away from each other are provided on the lifting unit 34. The third transmission shaft 30 is fixedly installed in one of the mounting holes, and a connecting rod 38 is rotatably connected in the other mounting hole. An abutment wheel 39 is fixedly connected to the connecting rod 38, and the abutment wheel 39 is abutted and connected with the lifting plate 27. A rim is provided on one side of the circumference of the abutment wheel 39; when the third transmission shaft 30 rotates, the rotating block 37 rotates following the third transmission shaft 30, the connecting rod 38 rotates following the rotating block 37, and the abutment wheel 39 contacts the lifting plate 27. The lifting plate 27 will perform a lifting process under the action of the abutment wheel 39, and the abutment wheel 39 moves at the bottom of the lifting plate 27.

[0038] The linear conveying mechanism 4 includes a second bracket 47, a third driving mechanism is installed on the second bracket 47, and a third conveying unit 46 cooperating with the third driving mechanism is installed on the second bracket 47; the third conveying block 46 cooperates with the second conveying unit 9, and when the pallet is transported from the second conveying unit 9 to the third lifting unit 34, the third conveying unit 46 continues to convey the pallet to another right-angle turning conveying mechanism 3 for transportation.

[0039] The third conveying unit 46 includes two third conveying rails 40 arranged in parallel and spaced apart. The two third conveying rails 40 are fixedly connected to the second bracket 47. Third sprockets 41 are installed at both ends of the two third conveying rails 40. The third sprockets 41 cooperate with the third driving mechanism.

[0040] The third driving mechanism includes a fourth motor 45, the fourth motor 45 is fixedly connected to the second bracket 47, the output end of the fourth motor 45 is equipped with a tenth sprocket 44, the second bracket 47 is rotatably equipped with a fourth transmission shaft 48, the fourth transmission shaft 48 is equipped with an eleventh sprocket 43 that cooperates with the tenth sprocket 44, the tenth sprocket 44 and the eleventh sprocket 43 are connected by a chain, the tenth sprocket 44 and the eleventh sprocket 43 are connected by a chain, the third sprocket 41 and the twelfth sprocket 42 are connected by a chain; the fourth motor 45 drives the tenth sprocket 44 to rotate, the tenth sprocket 44 drives the eleventh sprocket 43 to rotate through the chain, the fourth transmission shaft 48 follows the eleventh sprocket 43 to rotate, the twelfth sprocket 42 follows the fourth transmission shaft 48 to rotate, and the twelfth sprocket 42 drives the third sprocket 41 to rotate through the chain, and when the tray reaches the third sprocket 41, it moves under the action of the chain.

[0041] The first bracket 11 is fixedly connected to a first guide baffle that cooperates with the first conveying unit 8, and the first guide baffle is located above the side of the first conveying unit 8 away from the third conveying unit 46. The second bracket 47 is fixedly connected to two second guide baffles that cooperate with the third conveying unit 46, and the second guide baffles are located above both sides of the two third conveying units 46; the first guide baffle and the second guide baffle can limit the movement trajectory of the pallet, and can prevent the pallet from falling from the conveying mechanism 5 during movement.

[0042] In summary, in actual practical application, after the pallet is cleaned in the cleaning mechanism 1, it is moved to the right-angle turning conveying mechanism 3, and the first conveying unit 8 conveys it. After the first conveying unit 8 completes the conveying, the second conveying unit 9 rises under the action of the driving lifting mechanism 13, and lifts up the pallet on the first conveying unit 8. The pallet is conveyed under the action of the second conveying unit 9 to complete the right-angle turn; the pallet is conveyed to the third conveying unit 46, and the third conveying unit 46 moves the pallet to another right-angle turning conveying mechanism 3 to perform the turning process. After completing the turning, the pallet is conveyed to the drying mechanism for air drying, completing the entire cleaning process.

[0043] The specific embodiments of the present invention described above do not limit the scope of protection of the present invention. Any other corresponding changes and modifications made based on the technical concept of the present invention should be included in the scope of protection of the claims of the present invention.

Claims

1. A pallet washing line, comprising a washing mechanism (1), a drying mechanism (2) and a conveying mechanism (5), wherein the outlet end of the washing mechanism (1) cooperates with the inlet end of the conveying mechanism (5), and the outlet end of the conveying mechanism (5) cooperates with the inlet end of the drying mechanism (2), characterized in that: The cleaning mechanism (1) and the drying mechanism (2) are arranged relatively parallel to each other, and the cleaning mechanism (1) and the drying mechanism (2) are respectively arranged perpendicular to the conveying mechanism (5) and are located on the same side of the conveying mechanism (5); The conveying mechanism (5) comprises two right-angle turning conveying mechanisms (3) and a straight line conveying mechanism (4), wherein the straight line conveying mechanism (4) is located between the two right-angle turning conveying mechanisms (3), wherein one of the right-angle turning conveying mechanisms (3) cooperates with the cleaning mechanism (1), and the other right-angle turning conveying mechanism (3) cooperates with the drying mechanism (2).

2. The pallet washing line according to claim 1, characterized in that: The right-angle turning conveying mechanism (3) comprises a first bracket (11), a first driving mechanism (7) is mounted on the first bracket (11), a first conveying unit (8) matched with the first driving mechanism (7) is mounted on the first bracket (11), and the first conveying unit (8) is matched with the cleaning mechanism (1); A mounting plate (10) is fixedly mounted on the first bracket (11); the mounting plate (10) is slidably connected to a guide rod (26) up and down; a lifting plate (27) is fixedly mounted on the guide rod (26); and a driving lifting mechanism (13) is connected to the bottom of the lifting plate (27); A second driving mechanism (6) is fixedly mounted on the lifting plate (27), and a second conveying unit (9) matched with the second driving mechanism (6) is mounted on the lifting plate (27), wherein the conveying direction of the second conveying unit (9) is perpendicular to the conveying direction of the first conveying unit (8).

3. The pallet washing line according to claim 2, characterized in that: The linear conveying mechanism (4) comprises a second bracket (47), a third driving mechanism is mounted on the second bracket (47), a third conveying unit (46) matched with the third driving mechanism is mounted on the second bracket (47), and the third conveying unit (46) is matched with the second conveying unit (9).

4. The pallet washing line according to claim 2, characterized in that: The first conveying unit (8) comprises two first conveying rails (15) arranged in parallel and spaced apart from each other. The two first conveying rails (15) are fixedly connected to the first bracket (11). First sprockets (12) are respectively installed at both ends of the two first conveying rails (15). The first sprockets (12) are connected to the first driving mechanism (7).

5. The pallet washing line according to claim 3, characterized in that: The first driving mechanism (7) includes a first motor (16), the first motor (16) is fixedly connected to the first bracket (11), a first transmission shaft (14) is installed at the output end of the first motor (16), the first transmission shaft (14) is rotatably connected to the first bracket (11), and fourth sprockets (17) are fixedly installed at both ends of the first transmission shaft (14), and the fourth sprocket (17) is connected to two first sprockets (12) on the same side of the first conveying track through chain transmission.

6. The pallet washing line according to claim 2, characterized in that: The second conveying unit (9) comprises a second conveying track (20), the second conveying track (20) is fixedly connected to the first bracket (11), second sprockets (21) are installed at both ends of the second conveying track (20), and the second sprockets (21) are connected to the second driving mechanism (6).

7. The pallet washing line according to claim 6, characterized in that: The second driving mechanism comprises a mounting frame (25), the mounting frame (25) being fixedly connected to the lifting plate (27), a second motor (28) being mounted on the mounting frame (25), a fifth sprocket (23) being mounted on the output end of the second motor (28), a second transmission shaft (29) being rotatably connected to the lifting plate (27), a sixth sprocket (24) being mounted on the second transmission shaft (29) and cooperating with the fifth sprocket (23), the fifth sprocket (23) and the sixth sprocket (24) being connected by a chain, a seventh sprocket (22) being mounted on both ends of the second transmission shaft (29) and cooperating with the second conveying unit (9), the second sprocket (21) and the seventh sprocket (22) being connected by a chain.

8. The pallet washing line according to claim 7, characterized in that: The driving lifting mechanism (13) includes a third motor (31), the third motor (31) is fixedly mounted on the first bracket (11), an eighth sprocket (32) is mounted on the output end of the third motor (31), two third transmission shafts (30) are rotatably connected to the first bracket (11), a ninth sprocket (33) matched with the eighth sprocket (32) is mounted on the two third transmission shafts (30), and a lifting unit (34) matched with the lifting plate (27) is fixedly connected at both ends of the two third transmission shafts (30); the lifting unit (34) is provided with two mounting holes arranged away from each other, the third transmission shaft (30) is fixedly mounted in one of the mounting holes, and a connecting rod (38) is rotatably connected in the other mounting hole, an abutting wheel (39) is fixedly connected to the connecting rod (38), the abutting wheel (39) is abutted and connected to the lifting plate (27), and a rim is provided on one side of the circumference of the abutting wheel (39).

9. The pallet washing line according to claim 3, characterized in that: The third conveying unit (46) includes two third conveying rails (40) arranged in parallel and spaced apart. The two third conveying rails (40) are fixedly connected to the second bracket (47). Third sprockets (41) are respectively installed at both ends of the two third conveying rails (40). The third sprockets (41) cooperate with the third driving mechanism.

10. The pallet washing line according to claim 9, characterized in that: The third driving mechanism includes a fourth motor (45), the fourth motor (45) is fixedly connected to the second bracket (47), the output end of the fourth motor (45) is installed with a tenth sprocket (44), the second bracket (47) is rotatably installed with a fourth transmission shaft (48), the fourth transmission shaft (48) is installed with an eleventh sprocket (43) that matches the tenth sprocket (44), the two ends of the fourth transmission shaft (48) are installed with a twelfth sprocket (42), and the third sprocket (41) and the twelfth sprocket (42) are connected by a chain.

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