CN216779601U

CN216779601U - Pre-cleaning equipment for aluminum product processing

Info

Publication number: CN216779601U
Application number: CN202122861982.1U
Authority: CN
Inventors: 沈军良
Original assignee: Shenzhen Haihaitong Electronic Technology Co ltd
Current assignee: Shenzhen Haihaitong Electronic Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-06-21
Anticipated expiration: 2031-11-19

Abstract

The utility model relates to the technical field of pre-cleaning equipment, in particular to pre-cleaning equipment for processing aluminum products. The cleaning machine solves the technical problems that oil stains can not be thoroughly removed, the cleanliness is reduced, the normal operation of subsequent processing procedures is influenced, the cleaning machine can not be circularly cleaned, the angle adjustment is difficult to carry out, all stains are difficult to remove, the cleaning efficiency is reduced, the cleaning effect is influenced, aluminum scraps and other impurities are difficult to collect, the liquid waste liquid and cleaning waste water are difficult to separate, and the pollution is easily caused. In order to solve the technical problems, the utility model provides pre-cleaning equipment for aluminum product processing, which consists of a circulating cleaning mechanism, a fixed adjusting mechanism and an auxiliary mechanism, can thoroughly remove oil stains, improve the cleanliness, perform circulating cleaning, freely adjust the cleaning angle, fully remove all stains, improve the cleaning efficiency, collect aluminum scraps and other impurities, effectively separate medicament waste liquid from cleaning waste water and avoid pollution.

Description

Pre-cleaning equipment for aluminum product processing

Technical Field

The utility model relates to the technical field of pre-cleaning equipment, in particular to pre-cleaning equipment for processing aluminum products.

Background

In the processes of machining, storing and using, aluminum parts are often stained with grease and dirt, particularly cast aluminum parts, because the surfaces of the aluminum parts are loose and porous, various oil stains are easy to be occluded, and in the processes of machining, heat treatment, storage and using, the oil stains are seeped out from pores or gaps, dry and blacken, and the cleanliness of the parts and the appearance of the products are seriously affected, therefore, the aluminum parts need to be precleaned by precleaning equipment before being machined or used, so that the cleanliness of the aluminum parts is improved, and the subsequent machining processes are ensured to be carried out smoothly.

The prior patent (publication number: CN209272003U) discloses an aluminum product pre-cleaning device, wherein the cleaning tank is divided into an upper cleaning area and a lower water storage area by a partition plate, the cleaning area is a space surrounded by the partition plate and an upper cover, the water storage area is a space surrounded by a lower tank body of the partition plate, water in the cleaning area enters a heating area after passing through a filtering area and is reheated, and the heated water can enter the cleaning area again for use and is used for cleaning machined aluminum products. The inventor finds that the following problems in the prior art are not solved well in the process of realizing the scheme: 1. the utility model is provided with a cleaning area, but the clean water after heating can not thoroughly clean some greasy dirt attached on the surface of the aluminum product, so that the cleanness of the surface of the aluminum product is easily reduced, the normal operation of the subsequent processing procedure is relatively influenced, the circular cleaning can not be carried out, the water resource is difficult to be reasonably utilized, and the purpose of saving the circulation is not easy to be achieved; 2. in the cleaning process, the angle of the fixed aluminum product is difficult to adjust, dead angles which are difficult to clean exist, residual stains on the surface of the aluminum product are difficult to completely clean, the cleaning efficiency is greatly reduced, and the cleaning effect is influenced; 3. it is difficult to collect aluminium bits and other impurity that wash out aluminium goods surface, is unfavorable for the reasonable recovery of resource to be difficult to separate medicament waste liquid and washing waste water, lead to water pollution after the emission easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a pre-cleaning device for processing aluminum products.

The utility model achieves the aim through the following technical scheme, and the pre-cleaning equipment for processing the aluminum product comprises a bottom plate, a cleaning box body, a circulating cleaning mechanism, a fixed adjusting mechanism and an auxiliary mechanism.

The circulating cleaning mechanism comprises a first collecting box, a circulating pump, a T-shaped pipe and a miniature liquid pump, wherein the top end face of the bottom plate is sequentially and fixedly provided with the circulating pump, the first collecting box and a second collecting box from left to right, a filter screen is vertically arranged on the inner wall of the first collecting box, the input end of the circulating pump is fixedly sleeved with a liquid pumping pipe, one end of the liquid pumping pipe penetrates through the bottom of one side plate of the first collecting box and extends into the first collecting box, the output end of the circulating pump is fixedly sleeved with a conveying pipe, first electromagnetic valves are respectively arranged at two ends of the T-shaped pipe, one end of the conveying pipe is fixedly sleeved with one side of the corresponding first electromagnetic valve, a metal pipe is fixedly sleeved at the bottom end of the T-shaped pipe, one end of the metal pipe penetrates through the top plate of the cleaning box and extends into the cleaning box, and a cavity connecting block is fixedly arranged at the bottom end of the metal pipe, the cleaning box comprises a cavity connecting block, a cleaning box body and a cleaning box body, wherein a plurality of bent spray heads and a plurality of straight spray heads are fixedly installed on the cavity connecting block in a penetrating mode, an aluminum cleaning liquid storage box is installed on the top end face of the cleaning box body, a miniature liquid pump is installed on one side of the aluminum cleaning liquid storage box, and the output end of the miniature liquid pump is fixedly connected with one end, corresponding to a T-shaped pipe, of the first electromagnetic valve.

Fixed adjustment mechanism includes electric putter, seal shell, fixed dop and miniature servo motor, wash the corresponding both sides board of box and all install and place the board, two place the equal vertical riser of installing of top face of board, two the equal fixed mounting of one end of riser has electric putter, two the equal activity of electric putter's output runs through the curb plate of the correspondence of wasing the box, two seal shell is all installed to electric putter's output, seal shell's internally mounted has miniature servo motor, seal shell's one side embedding is installed and is sealed the rubber ring, the fixed bearing has been cup jointed to the inner wall of sealed rubber ring is fixed, fixed bearing's inner circle and miniature servo motor's output are fixed to be cup jointed, miniature servo motor's output fixed mounting has fixed dop.

The auxiliary mechanism is including collecting storehouse, circular bushing, filter cloth net and reposition of redundant personnel joint, wash the bottom of box inner wall and install and collect the storehouse, install circular bushing in collecting the storehouse, the middle part embedding of circular bushing top face is installed a screw thread section of thick bamboo, solid fixed ring is installed to the bottom screw thread of a screw thread section of thick bamboo, filter cloth net is installed to solid fixed ring's bottom, the bottom of collecting the storehouse is run through fixed mounting and is had a through pipe, the bottom that runs through the through pipe runs through the bottom of wasing the box and cup joints with reposition of redundant personnel joint is fixed, two second solenoid valves, two fixed cover of the bottom of second solenoid valve has all been fixed has been cup jointed takeover, two the bottom of takeover runs through fixed mounting with the roof of the second collecting box of first collecting box respectively.

Preferably, through holes are formed in the two side plates corresponding to the cleaning box body, and the output ends of the two electric push rods penetrate through the corresponding through holes to the inside of the cleaning box body.

Preferably, four supporting vertical rods are vertically and fixedly mounted on the top end face of the bottom plate, and the top ends of the supporting vertical rods are fixedly connected with the bottom of the cleaning box body.

Preferably, a side plate of the cleaning box body is hinged to a box door, and a handle is mounted on the box door.

Preferably, a plurality of fixed cutting sleeves are installed on the other side plate of the cleaning box body, and the inner walls of the fixed cutting sleeves are fixedly sleeved with the outer wall of the conveying pipe.

Preferably, the inside of the metal pipe is communicated with the inside of the cavity joint block, and the insides of the plurality of bent spray heads and the straight spray heads are communicated with the inside of the cavity joint block.

Preferably, two coarse rubber pads are installed on one side of each fixed chuck, and the two fixed chucks are symmetrically arranged on the horizontal center line of the cleaning box body.

Preferably, the height of the first collecting box is equal to that of the second collecting box, and the first collecting box and the second collecting box are symmetrically arranged with the central line of the bottom plate.

Preferably, the two through holes are symmetrically arranged along the central line of the cleaning box body, and the two electric push rods are symmetrically arranged along the vertical central line of the collecting bin.

The utility model has the beneficial effects that:

1. the utility model contains a circulating cleaning mechanism, and can thoroughly remove some greasy dirt attached to the surface of the aluminum product under the combined action of the first collecting box, the circulating pump, the T-shaped pipe, the micro-liquid pump and other structures, thereby improving the surface cleanliness of the aluminum product, ensuring the normal operation of subsequent processing procedures, being capable of carrying out circulating cleaning and effectively and reasonably utilizing water resources;

2. the angle adjusting mechanism comprises a fixed adjusting mechanism, and can freely adjust the angle of the fixed aluminum product under the combined action of the electric push rod, the sealing shell, the fixed chuck, the micro servo motor and other structures, so that residual stains on the surface of the aluminum product are fully removed, a part of dead angle area is prevented from being difficult to clean, the cleaning efficiency is improved, and the cleaning effect is ensured;

3. the aluminum scrap collecting device comprises an auxiliary mechanism, and under the combined action of the structures such as the collecting bin, the circular drain plate, the filter cloth net and the shunt joint, aluminum scraps and other impurities cleaned out of the surface of an aluminum product can be collected, so that reasonable recovery of resources is facilitated, the medicament waste liquid and the cleaning waste water can be effectively separated, and water body pollution caused after discharge is avoided.

Drawings

FIG. 1 is a schematic sectional front view of the present invention;

FIG. 2 is a schematic diagram of the right view structure of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is an enlarged schematic view of the utility model at A of FIG. 1;

FIG. 5 is an enlarged view of the structure of FIG. 1 at B according to the present invention;

fig. 6 is a schematic view of the internal structure of the hermetic container of the present invention.

In the figure: 1. a base plate; 101. a universal wheel; 2. a first collection tank; 201. a filter screen; 3. a second collection tank; 4. cleaning the box body; 401. a box door; 402. a handle; 403. a through hole; 5. a circulation pump; 501. a liquid pumping pipe; 6. a delivery pipe; 601. fixing the clamping sleeve; 7. a T-shaped pipe; 8. an aluminum cleaning solution storage box; 9. a micro liquid pump; 10. a first solenoid valve; 11. a cavity joint block; 12. a metal tube; 13. bending the spray head; 14. a straight nozzle; 15. an electric push rod; 16. a vertical plate; 17. placing the plate; 18. sealing the housing; 19. fixing the chuck; 20. a collection bin; 2001. a through pipe; 21. a circular bushing; 2101. a threaded barrel; 22. a filter cloth net; 2201. a fixing ring; 23. a tap joint; 24. a second solenoid valve; 25. taking over a pipe; 26. supporting the upright stanchion; 27. a micro servo motor; 28. sealing the rubber ring; 29. and fixing the bearing.

Detailed Description

Referring to fig. 1-6, a pre-cleaning apparatus for processing aluminum products includes a base plate 1, a cleaning box 4, a circulating cleaning mechanism, a fixing and adjusting mechanism, and an auxiliary mechanism.

The circulating cleaning mechanism comprises a first collecting box 2, a circulating pump 5, a T-shaped pipe 7 and a micro liquid pump 9, wherein the top end face of a bottom plate 1 is sequentially and fixedly provided with the circulating pump 5, the first collecting box 2 and a second collecting box 3 from left to right, the inner wall of the first collecting box 2 is vertically provided with a filter screen 201, the input end of the circulating pump 5 is fixedly sleeved with a liquid pumping pipe 501, one end of the liquid pumping pipe 501 is penetrated through the bottom of one side plate of the first collecting box 2 and extends into the first collecting box 2, the output end of the circulating pump 5 is fixedly sleeved with a conveying pipe 6, two ends of the T-shaped pipe 7 are respectively provided with a first electromagnetic valve 10, one end of the conveying pipe 6 is fixedly sleeved with one side of the corresponding first electromagnetic valve 10, the bottom end of the T-shaped pipe 7 is fixedly sleeved with a metal pipe 12, one end of the metal pipe 12 is penetrated through the top plate of a cleaning box 4 and extends into the cleaning box 4, and the bottom end of the metal pipe 12 is fixedly provided with a cavity connecting block 11, the cavity connecting block 11 is provided with a plurality of bent spray heads 13 and a plurality of straight spray heads 14 in a penetrating and fixed mode, the top end face of the cleaning box body 4 is provided with an aluminum cleaning liquid storage box 8, one side of the aluminum cleaning liquid storage box 8 is provided with a miniature liquid pump 9, and the output end of the miniature liquid pump 9 is fixedly connected with one end of the T-shaped pipe 7 corresponding to the first electromagnetic valve 10.

Fixed adjustment mechanism includes electric putter 15, seal shell 18, fixed dop 19 and miniature servo motor 27, wash the corresponding both sides board of box 4 and all install and place board 17, two equal vertical risers 16 of installing of top face of placing board 17, the equal fixed mounting of one end of two risers 16 has electric putter 15, the equal activity of output of two electric putter 15 runs through the curb plate that washs the correspondence of box 4, seal shell 18 is all installed to the output of two electric putter 15, seal shell 18's internally mounted has miniature servo motor 27, seal shell 18's one side embedding is installed and is sealed rubber ring 28, fixed bearing 29 has been cup jointed to the inner wall of sealed rubber ring 28 fixed, fixed cup jointing of the inner circle of fixed bearing 29 and miniature servo motor 27's output end, miniature servo motor 27's output fixed mounting has fixed dop 19.

The auxiliary mechanism comprises a collection bin 20, a circular leakage plate 21, a filter cloth net 22 and a flow dividing joint 23, the collection bin 20 is installed at the bottom of the inner wall of the cleaning box body 4, the circular leakage plate 21 is installed in the collection bin 20, a threaded barrel 2101 is installed at the middle part of the top end face of the circular leakage plate 21 in an embedded mode, a fixing ring 2201 is installed at the bottom of the threaded barrel 2101, the filter cloth net 22 is installed at the bottom of the fixing ring 2201, a through pipe 2001 is fixedly installed at the bottom of the collection bin 20 in a penetrating mode, the bottom end of the through pipe 2001 penetrates through the bottom of the cleaning box body 4 and is fixedly sleeved with the flow dividing joint 23, two second electromagnetic valves 24 are installed at the bottom end of the flow dividing joint 23, connecting pipes 25 are fixedly sleeved at the bottom ends of the two second electromagnetic valves 24, and the bottom ends of the two connecting pipes 25 respectively penetrate through and are fixedly installed with the top plate of the second collection box 3 of the first collection box 2.

Specifically, the equal fixed mounting in four corners department of bottom plate 1 bottom face has universal wheel 101, and the quantity of universal wheel 101 is four and the size equals, can conveniently wash equipment removal in advance through universal wheel 101.

Specifically, through-hole 403 has all been seted up to the corresponding both sides board of washing box 4, and the output of two electric putter 15 all passes corresponding through-hole 403 to the inside of washing box 4, can make things convenient for electric putter 15 to fix the aluminum products through-hole 403.

Specifically, four supporting vertical rods 26 are vertically and fixedly mounted on the top end surface of the bottom plate 1, the top ends of the supporting vertical rods 26 are fixedly connected with the bottom of the cleaning box 4, and the cleaning box 4 is supported by the supporting vertical rods 26.

Specifically, a door 401 is hinged to one side plate of the cleaning box body 4, a handle 402 is mounted on the door 401, and the door 401 and the handle 402 can facilitate cleaning of aluminum products and replacement of the filter cloth 22.

Specifically, wash the opposite side board of box 4 and install a plurality of fixed cutting ferrule 601, the inner wall of fixed cutting ferrule 601 cup joints with the outer wall of conveyer pipe 6 is fixed, can fix conveyer pipe 6 through fixed cutting ferrule 601.

Specifically, the inside of the metal pipe 12 is communicated with the inside of the cavity block 11, and the insides of the plurality of bent nozzles 13 and the plurality of straight nozzles 14 are communicated with the inside of the cavity block 11.

Specifically, rough rubber pads are installed on one sides of the two fixing chucks 19, the two fixing chucks 19 are symmetrically arranged with the horizontal center line of the cleaning box body 4, and the rough rubber pads can effectively fix the aluminum product to be cleaned and prevent the aluminum product from falling off.

Specifically, the height of the first collecting box 2 is equal to that of the second collecting box 3, and the first collecting box 2 and the second collecting box 3 are symmetrically arranged with respect to the center line of the bottom plate 1.

Specifically, two through holes 403 are symmetrically arranged on the central line of the cleaning box 4, and two electric push rods 15 are symmetrically arranged on the vertical central line of the collecting bin 20.

When the electrical elements appearing in the application document are used, the electrical elements are externally connected with a power supply and a control switch, the utility model is provided with a circulating cleaning mechanism, after an aluminum product is fixed in a cleaning box body 4, a miniature liquid pump 9 is started to pump out an aluminum cleaning agent stored in an aluminum cleaning liquid storage box 8, then a corresponding first electromagnetic valve 10 is opened to ensure that the aluminum cleaning agent flows into a metal pipe 12 through a T-shaped pipe 7, then the cleaning agent in the metal pipe 12 enters a cavity connecting block 11 and is sprayed out through a plurality of bent spray heads 13 and a plurality of straight spray heads 14 arranged on the cavity connecting block 11 to fully clean the aluminum product, after the cleaning agent is cleaned, the corresponding first electromagnetic valve 10 is closed, after oil stains on the surface of the aluminum product are removed through the aluminum cleaning agent, partial liquid medicine or other impurities still attach to the surface of the aluminum product, a circulating pump 5 is started, clean water pre-stored in a first collecting box 2 is pumped out through an oil stain pumping pipe 501, then carry the conveyer pipe 6 with the clear water in through the output of circulating pump 5, open corresponding first solenoid valve 10, make the clear water enter into cavity splice 11 through tubular metal resonator 12, then spout from the high pressure of a plurality of crooked shower nozzle 13 and the straight shower nozzle 14 of installation on cavity splice 11 again, wash aluminium goods remaining part liquid medicine or other impurity on the surface, further improve aluminium goods's surface cleanliness, in order to ensure the normal clear of follow-up processing, the filtration of washing back sewage through filter cloth net 22, return to first collecting box 2 in through corresponding takeover 25, further filtration through filter screen 201, once more be taken out by circulating pump 5 through liquid suction pipe 501, carry out the multiple circulation washing to aluminium goods, in order to reach the purpose of rational utilization water resource and saving cycle.

The utility model is provided with a fixed adjusting mechanism, before cleaning aluminum products, a box door 401 is opened, two electric push rods 15 arranged at two corresponding sides of a cleaning box body 4 are started, the distance between the two fixed chucks 19 is adjusted through the output ends of the two electric push rods 15, after the distance between the two fixed chucks 19 is adjusted to a proper position, the aluminum product to be cleaned is placed between the two fixed chucks 19, then the aluminum product is effectively fixed by two fixing chucks 19, and is cleaned after being fixed, in the cleaning process, the partial area below the aluminum product has some dead corners which are difficult to clean, the micro servo motors 27 arranged in the two sealed shells 18 are started, and under the action of the sealing rubber ring 28 and the fixed bearing 29, the aluminum product is rotated to conveniently remove all residual stains on the surface of the aluminum product, and the effects of improving the cleaning efficiency and the cleaning effect are achieved.

The utility model is provided with an auxiliary mechanism, the cleaned aluminum cleaning agent waste liquid flows into a circular leakage plate 21 arranged in a collection bin 20, then is converged at the middle part of the circular leakage plate 21, after being filtered by a filter cloth net 22, the aluminum cleaning agent waste liquid enters a shunt joint 23 through a through pipe 2001 arranged at the bottom of the collection bin 20, then a corresponding second electromagnetic valve 24 is opened, so that the aluminum cleaning agent waste liquid enters a second collection bin 3 through a connecting pipe 25, after all the medicament waste liquid enters the second collection bin 3, the corresponding second electromagnetic valve 24 is closed, after oil stains on the surface of an aluminum product are removed, clean water is flushed, the flushed waste water enters the circular leakage plate 21 in the collection bin 20 and is converged at the middle part of the circular leakage plate 21, aluminum scraps and other impurities are filtered by the filter cloth net 22, then enters the shunt joint 23, then the corresponding second electromagnetic valve 24 is opened, make waste water flow into first collecting box 2 in to solved current cleaning equipment in advance and be difficult to collect the aluminium bits after wasing, be unfavorable for the reasonable recovery of resource, and be difficult to separate medicament waste liquid and washing waste water, lead to water pollution easily after the emission.

Claims

1. The utility model provides a be used for aluminium product processing with washing equipment in advance which characterized in that: comprises a bottom plate, a cleaning box body, a circulating cleaning mechanism, a fixed adjusting mechanism and an auxiliary mechanism;

the circulating cleaning mechanism comprises a first collecting box, a circulating pump, a T-shaped pipe and a miniature liquid pump, wherein the top end face of the bottom plate is sequentially and fixedly provided with the circulating pump, the first collecting box and a second collecting box from left to right, a filter screen is vertically arranged on the inner wall of the first collecting box, the input end of the circulating pump is fixedly sleeved with a liquid pumping pipe, one end of the liquid pumping pipe penetrates through the bottom of one side plate of the first collecting box and extends into the first collecting box, the output end of the circulating pump is fixedly sleeved with a conveying pipe, first electromagnetic valves are arranged at two ends of the T-shaped pipe, one end of the conveying pipe is fixedly sleeved with one side of the corresponding first electromagnetic valve, a metal pipe is fixedly sleeved at the bottom end of the T-shaped pipe, one end of the metal pipe penetrates through the top plate of the cleaning box and extends into the cleaning box, and a cavity connecting block is fixedly arranged at the bottom end of the metal pipe, the cavity connecting block is fixedly provided with a plurality of bent spray heads and a plurality of straight spray heads in a penetrating manner, the top end surface of the cleaning box body is provided with an aluminum cleaning solution storage box, one side of the aluminum cleaning solution storage box is provided with a miniature liquid pump, and the output end of the miniature liquid pump is fixedly connected with one end, corresponding to the T-shaped pipe, of the miniature liquid pump through a first electromagnetic valve;

2. The pre-cleaning apparatus for processing aluminum products as recited in claim 1, wherein: the auxiliary mechanism is including collecting storehouse, circular bushing, filtration cloth net and reposition of redundant personnel joint, wash the bottom of box inner wall and install and collect the storehouse, install circular bushing in the collection storehouse, the middle part department embedding of circular bushing top face installs a screw thread section of thick bamboo, solid fixed ring is installed to the bottom screw thread of screw thread section of thick bamboo, gu install the filtration cloth net bottom of fixed ring, the bottom of collecting the storehouse is run through fixed mounting and is had a perfect understanding the pipe, the bottom that runs through the siphunculus runs through the bottom of wasing the box and cup joints with reposition of redundant personnel joint is fixed, two second solenoid valves are installed to reposition of redundant personnel joint's bottom two the bottom of second solenoid valve all fixed the cover has been cup jointed the takeover, two the bottom of takeover runs through fixed mounting with the roof of the second collecting box of first collecting box respectively.

3. The pre-cleaning apparatus for processing aluminum products as recited in claim 1, wherein: through holes are formed in the two side plates corresponding to the cleaning box body, and the output ends of the two electric push rods penetrate through the corresponding through holes to the inside of the cleaning box body.

4. The pre-cleaning apparatus for processing aluminum products as recited in claim 1, wherein: four supporting vertical rods are vertically and fixedly mounted on the top end face of the bottom plate, and the top ends of the supporting vertical rods are fixedly connected with the bottom of the cleaning box body.

5. The pre-cleaning apparatus for processing aluminum products as recited in claim 1, wherein: a side plate of the cleaning box body is hinged to a box door, and a handle is mounted on the box door.

6. The pre-cleaning apparatus for processing aluminum products as recited in claim 1, wherein: a plurality of fixing clamping sleeves are installed on the other side plate of the cleaning box body, and the inner walls of the fixing clamping sleeves are fixedly sleeved with the outer wall of the conveying pipe.

7. The pre-cleaning apparatus for processing aluminum products as recited in claim 1, wherein: the inside of tubular metal resonator and the inside of cavity joint piece communicate each other, a plurality of crooked shower nozzle and a plurality of the inside of straight shower nozzle all communicates each other with the inside of cavity joint piece.

8. The pre-cleaning apparatus for processing aluminum products as recited in claim 1, wherein: two coarse rubber pads are installed on one side of each fixed chuck, and the two fixed chucks are symmetrically arranged on the horizontal center line of the cleaning box body.

9. The pre-cleaning apparatus for processing aluminum products as recited in claim 1, wherein: the height of the first collecting box is equal to that of the second collecting box, and the first collecting box and the second collecting box are symmetrically arranged by the central line of the bottom plate.

10. The pre-cleaning device for processing the aluminum product as recited in claim 3, wherein: the two through holes are symmetrically arranged with the central line of the cleaning box body, and the two electric push rods are symmetrically arranged with the vertical central line of the collecting bin.