CN115094502A

CN115094502A - Automobile part surface treatment device and treatment method

Info

Publication number: CN115094502A
Application number: CN202210928425.3A
Authority: CN
Inventors: 王立枣; 王怀玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-09-23

Abstract

The invention discloses a surface treatment device for automobile parts, and belongs to the technical field of surface treatment of automobile parts. The utility model provides an automobile parts surface treatment device, includes the portal frame, still includes: the driving hoisting seat is arranged at the horizontal section of the portal frame; the transfer protection mechanism is arranged at the hoisting end of the driving hoisting seat; the transfer protection mechanism comprises a protection component which is arranged at the hoisting end of the driving hoisting seat and can be folded and unfolded, a folding and unfolding component for controlling the protection component to be folded or unfolded, and an auxiliary component arranged on the protection component; the lifting appliance mechanism is arranged in the protective assembly and is used for containing automobile parts to be treated; the cleaning pool is arranged below the horizontal section of the portal frame; the invention realizes the protection function of the automobile parts in the transfer among the procedures of electroplating treatment, simultaneously combines the transfer device with the drying device, avoids the space occupation problem caused by the arrangement of fixed-point drying equipment, realizes the drying function in the transfer process, and is beneficial to improving the electroplating efficiency.

Description

Automobile part surface treatment device and treatment method

Technical Field

The invention relates to the technical field of surface treatment equipment for automobile parts, in particular to a surface treatment device and a surface treatment method for the automobile parts.

Background

Automobile parts, as the basis of the automotive industry, are essential factors supporting the continued healthy development of the automotive industry. The automobile parts mainly include: engine accessories, cylinder heads, engine bodies, oil pans and the like; a crank link mechanism: pistons, connecting rods, crankshafts, connecting rod shoes, crankshaft shoes, piston rings, etc.; a valve mechanism: camshaft, intake valve, exhaust valve, rocking arm axle, tappet, push rod etc..

The automobile parts are units constituting the whole automobile part processing and products serving for the automobile part processing. The electrophoretic coating of automobile parts is a coating method in which particles of pigments, resins, and the like suspended in an electrophoretic liquid are directionally transferred by an applied electric field and deposited on the surface of a substrate, which is one of electrodes. Before the electrophoresis coating is carried out on the automobile, the automobile parts need to be cleaned, stains attached to the surfaces of the automobile parts are removed, and the electrophoresis coating effect is prevented from being influenced.

In the prior art, the invention patent with the patent application number CN114540922A discloses: "an electroplating device of car plastic parts relates to car production technical field, includes: a housing; the electroplating bath is arranged at the top end of the shell; the electric push rod is arranged above the electroplating bath; and the displacement mechanism is arranged at the output end of the electric push rod. According to the invention, through arranging the displacement mechanism and the fixing mechanism, when the part is fixed, the part is inserted into the inner wall of the movable ring, the part is contacted with the pulley, the ratchet wheel is rotated to drive the clamping seat to be contacted with the bottom end edge of the part, and the part is fixed, in the electroplating process, after the part is electroplated in the electroplating solution for a period of time, the displacement motor is started to drive the movable ring to carry out displacement, the movable ring is displaced to expose the shielding position of the part by the pulley for continuous electroplating, the part is conveniently and rapidly clamped, fixed and removed, and meanwhile, the phenomenon that the part is shielded by the pulley due to electroplating is avoided, but the defects still exist: the electrophoretic coating effect is influenced due to the lack of a part pretreatment cleaning device.

In the prior art, the invention patent with patent application number CN107419212B discloses: "a surface treatment method of automobile chassis spare part, includes the following step: (1) cleaning a workpiece, (2) sand blasting, and (3) spraying. The invention reasonably optimizes and improves the surface treatment process of the chassis parts, enhances the bonding strength of the spraying coating and the workpiece surface, simultaneously reduces the stress generated in processing, enhances the wear resistance and corrosion resistance of the finally processed workpiece surface, has high fatigue strength and good comprehensive use quality. ", there are still drawbacks:

(1) the cleaning of the workpiece is finished, and dust is easily attached to the surface of the cleaned workpiece because a protective device is lacked in the process of transporting the workpiece to the downward moving process;

(2) after the workpiece is cleaned, the workpiece needs to be dried, and the space of a production line is occupied.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, the electrophoretic coating effect is influenced due to the lack of a part pretreatment cleaning device, a protective device is lacked in the process of conveying a workpiece to a downward moving process after the workpiece is cleaned, dust is easily attached to the surface of the cleaned workpiece, and the production line space is occupied due to the fact that drying treatment is needed after the workpiece is cleaned.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an automobile parts surface treatment device, includes the portal frame, still includes:

the driving hoisting seat is arranged at the horizontal section of the portal frame;

the transfer protection mechanism is arranged at the hoisting end of the driving hoisting seat;

wherein the content of the first and second substances,

the transfer protection mechanism comprises a protection component which is arranged at the hoisting end of the driving hoisting seat and can be folded and unfolded, a folding and unfolding component for controlling the folding and unfolding of the protection component and an auxiliary component arranged on the protection component;

the lifting appliance mechanism is arranged in the protective assembly and is used for containing automobile parts to be treated;

the cleaning pool is arranged below the horizontal section of the portal frame;

and the electroplating pool is arranged below the horizontal section of the portal frame.

Preferably, the driving hoisting seat comprises a driving rail seat arranged on the horizontal section of the portal frame, a U-shaped frame arranged on the side wall of the driving rail seat, and a hoisting ring arranged between the horizontal section of the U-shaped frame and the protection component.

Preferably, the protection component comprises a top plate, a side plate and a hollow bottom plate, wherein the top plate is connected to the lifting ring and is far away from the square structure on one side of the U-shaped frame, the side plate is connected to the side wall of the top plate in a rotating mode, the hollow bottom plate is integrally formed at the bottom end of the side plate, and the top plate, the side plate and the hollow bottom plate enclose a closed space.

Preferably, the winding and unwinding assembly comprises a forward and reverse rotation driving motor arranged at the horizontal section of the U-shaped frame, a winding and unwinding wheel arranged at the driving end of the forward and reverse rotation driving motor and arranged between the U-shaped frame and the top plate, a tying ring arranged on the outer wall of the side plate and a traction rope connected between the tying ring and the winding and unwinding wheel and penetrating through the hanging ring, a tension sensor in signal connection with the forward and reverse rotation driving motor is arranged on the traction rope, and the winding and unwinding wheel is connected with the top plate in a rotating manner.

Preferably, the auxiliary assembly comprises a mounting groove formed in the side plate, a fan embedded in the mounting groove, and an electric heating pipe mounted on the inner wall of the side plate.

Preferably, the abutting surfaces of the adjacent side plates are provided with magnetic attracting parts.

Preferably, the lifting appliance mechanism comprises a lifting assembly arranged on the inner wall of the bottom of the top plate, a swing cylinder arranged at the lifting end of the lifting assembly, a triangular support arranged at the swing end of the swing cylinder and a hollowed-out hanging basket arranged on the triangular support;

lifting unit is including installing at the roof top and passing the hydraulic telescoping rod of roof downwardly extending and installing the lifter plate at the flexible end of hydraulic telescoping rod, swing cylinder installs the one side of keeping away from hydraulic telescoping rod at the lifter plate.

Preferably, the fretwork hanging flower basket inside wall still integrated into one piece has the portion of hanging that is used for hanging to connect spare automobile parts to be handled.

Preferably, the lateral wall of wasing the pond is provided with the circulating liquid pump that communicates with the pond delivery port of wasing, installs at circulating liquid pump delivery end and to the inside vortex pipe that extends of washing pond.

A processing method of a surface treatment device for automobile parts comprises the following steps:

s1: controlling a forward and reverse rotation driving motor to drive a winding and unwinding wheel to wind a traction rope so as to realize the unfolding function of the side plate, controlling the forward and reverse rotation driving motor to stop winding through a tension numerical value detected by a tension sensor so as to expose a lifting appliance mechanism in a closed space enclosed by the side plate and a top plate, then placing automobile parts to be processed in the hollowed hanging basket, and hanging the automobile parts through a hanging part in the hollowed hanging basket;

s2: then driving the rail seat to drive a transfer protection mechanism which is assembled with the automobile parts to be processed to move to the upper part of the cleaning pool and stop, starting a circulating liquid pump to drive cleaning liquid in the cleaning pool to flow, so that the cleaning effect of the automobile parts in the hollowed hanging basket is improved, then controlling a hydraulic telescopic rod to drive a lifting plate to sink until the hollowed hanging basket is immersed below the liquid level of the cleaning liquid in the cleaning pool, and simultaneously starting a swing air cylinder to drive the hollowed hanging basket to swing to clean the automobile parts before the electroplating part;

s3: after cleaning, the hydraulic telescopic rod is contracted to drive the lifting plate and the lifting appliance mechanism to ascend until the lifting plate is abutted against the top plate, then the forward and reverse rotation driving motor is started to drive the winding and unwinding wheel to unwind, so that the folding function of the side plate is realized, meanwhile, the fan and the electric heating tube on the auxiliary assembly are started, and at the moment, the driving rail seat is started again to move along the portal frame, so that the protection function in the transfer process of the automobile parts is realized, the drying function of the cleaned automobile parts is realized, and the space occupied by the fixed-point drying device is saved;

s4: the driving rail seat drives the transfer protection mechanism which is provided with the automobile parts to be processed to move to the upper side of the electroplating pool to stop, the forward and reverse rotation driving motor is started to drive the winding and unwinding reel to wind after drying is finished, the unfolding function of the side plate is further realized, then the hydraulic telescopic rod is controlled to extend, the swing cylinder is started in the electroplating process until the hollow hanging basket is arranged in the electroplating pool, the electroplating function is realized, and the electroplating uniformity is improved.

Compared with the prior art, the invention provides a surface treatment device for automobile parts, which has the following beneficial effects:

1. this automobile parts surface treatment device through the washing pond and the swing cylinder that set up, has realized the cleaning function before automobile parts electroplates, and has guaranteed abluent homogeneity, helps follow-up improvement to electroplate the effect, has solved among the prior art bled spare part pretreatment belt cleaning device, influences the problem of electrophoresis application effect.

2. This automobile parts surface treatment device through the transfer protection mechanism that can draw in and expand that sets up, has realized the safeguard function in the electroplating process transfer process, has especially avoided the problem of the adhesion dust of transfer process after the washing.

3. This automobile parts surface treatment device through fan and the electrothermal tube on the transfer protection machanism that sets up, has realized the stoving function of transfer in-process, has saved the production line space that the fixed point set up drying equipment occupy, has improved electroplating efficiency, has solved among the prior art after the work piece washs and finishes, needs drying process, occupies the problem in production line space.

4. This automobile parts surface treatment device, through the hoist mechanism that sets up and the cooperation of electroplating pond, has kept the homogeneity of electroplating when having realized the electroplating function.

Drawings

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

FIG. 2 is a second schematic structural diagram of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a schematic structural view of a transfer guard mechanism of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 4 according to the present invention;

FIG. 6 is a second schematic view of the transfer guard mechanism of the present invention;

FIG. 7 is a schematic structural view of the transfer guard mechanism of the present invention in a collapsed state;

FIG. 8 is a second schematic structural view of the transfer guard mechanism of the present invention in a collapsed state;

FIG. 9 is a schematic view of the transfer guard mechanism of the present invention in a deployed configuration;

fig. 10 is a second structural view of the transfer guard mechanism of the present invention in the unfolded state.

In the figure: 10. a gantry; 20. driving the hoisting seat; 210. a drive rail seat; 220. a U-shaped frame; 230. a hoisting ring; 30. a transfer guard mechanism; 310. a guard assembly; 311. a top plate; 312. a side plate; 313. hollowing out the bottom plate; 314. a magnetic part; 320. a retraction assembly; 321. a forward and reverse rotation driving motor; 322. winding and unwinding the winding wheel; 323. tying a ring; 324. a hauling rope; 330. an auxiliary component; 331. a fan; 332. an electric heating tube; 40. a spreader mechanism; 410. a swing cylinder; 420. a triangular bracket; 430. hollowing out the hanging basket; 440. a hydraulic telescopic rod; 450. a lifting plate; 50. a cleaning tank; 510. a circulating liquid pump; 520. a turbulent flow tube; 60. and (4) an electroplating pool.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Example 1:

referring to fig. 1 to 10, an apparatus for surface treatment of automobile parts includes a gantry 10, and further includes:

the driving hoisting seat 20 is arranged at the horizontal section of the portal frame 10;

the transfer protection mechanism 30 is arranged at the hoisting end of the driving hoisting seat 20;

wherein the content of the first and second substances,

the transfer protection mechanism 30 comprises a protection component 30 which is arranged at the hoisting end of the driving hoisting seat 20 and can be folded and unfolded, a folding and unfolding component 320 for controlling the folding and unfolding of the protection component 310 and an auxiliary component 330 arranged on the protection component 310;

the lifting appliance mechanism 40 is arranged in the protective component 310 and is used for containing automobile parts to be treated;

the cleaning pool 50 is arranged below the horizontal section of the portal frame 10;

and the electroplating pool 60 is arranged below the horizontal section of the portal frame 10.

Referring to fig. 1, 2 and 3, the driving hoist base 20 includes a driving rail base 210 installed on a horizontal section of the gantry 10, a U-shaped frame 220 installed on a side wall of the driving rail base 210, and a lifting ring 230 installed between the horizontal section of the U-shaped frame 220 and the shielding assembly 310.

Referring to fig. 4, 5, 6, 7, 8, 9 and 10, the protection assembly 310 includes a top plate 311 of a square structure connected to one side of the hanging ring 230 away from the U-shaped frame 220, a side plate 312 rotatably connected to a side wall of the top plate 311, and a hollowed bottom plate 313 integrally formed at a bottom end of the side plate 312, wherein the top plate 311, the side plate 312 and the hollowed bottom plate 313 enclose an enclosed space.

Referring to fig. 4, 5, 6, 7, 8, 9 and 10, the winding and unwinding assembly 320 includes a forward and reverse rotation driving motor 321 installed at a horizontal section of the U-shaped frame 220, a winding and unwinding wheel 322 installed at a driving end of the forward and reverse rotation driving motor 321 and disposed between the U-shaped frame 220 and the top plate 311, a tie ring 323 installed at an outer wall of the side plate 312, and a pulling rope 324 connected between the tie ring 323 and the winding and unwinding wheel 322 and passing through the hanging ring 230, wherein the pulling rope 324 is provided with a pulling force sensor in signal connection with the forward and reverse rotation driving motor 321, the winding and unwinding wheel 322 is rotatably connected with the top plate 311, and in this embodiment, the type of the pulling force sensor is TD-CLFL 5.

Referring to fig. 4, 5, 6, 7, 8, 9 and 10, the sub-assembly 330 includes a mounting groove formed on the side plate 312, a blower 331 fitted in the mounting groove, and an electric heating tube 332 installed on an inner wall of the side plate 312.

Referring to fig. 4, 5, 6, 9 and 10, the magnetic attraction portion 314 is disposed on the abutting surface of the adjacent side plate 312, the forward and reverse rotation driving motor 321 is controlled to drive the winding and unwinding roller 322 to wind and unwind the traction rope 324, so as to realize the unwinding function of the side plate 312, the forward and reverse rotation driving motor 321 is controlled to wind and stop by the tension value detected by the tension sensor, so as to expose the hanger mechanism 40 in the enclosed space surrounded by the side plate 312 and the top plate 311, and then the automobile part to be processed is placed in the hollowed-out hanging basket 430 and hung by the hanging portion in the hollowed-out hanging basket 430.

Referring to fig. 4, 5 and 9, the spreader mechanism 40 includes a lifting assembly mounted on the inner wall of the bottom of the top plate 311, a swing cylinder 410 mounted on the lifting end of the lifting assembly, a triangular bracket 420 mounted on the swing end of the swing cylinder 410, and a hollowed-out basket 430 mounted on the triangular bracket 420;

the lifting assembly comprises a hydraulic telescopic rod 440 mounted on the top of the top plate 311 and extending downward through the top plate 311, and a lifting plate 450 mounted at the telescopic end of the hydraulic telescopic rod 440, and the swing cylinder 410 is mounted on the side of the lifting plate 450 away from the hydraulic telescopic rod 440.

The inside wall of the hollowed-out hanging basket 430 is also integrally formed with a hanging part for hanging the parts of the automobile to be processed.

Referring to fig. 1, 2 and 3, a circulating liquid pump 510 communicated with a water outlet of the cleaning tank 50 is arranged on the outer side wall of the cleaning tank 50, a turbulent flow pipe 520 is installed at a water outlet end of the circulating liquid pump 510 and extends towards the inside of the cleaning tank 50, the driving rail seat 210 drives the transfer protection mechanism 30 which is assembled with the automobile parts to be processed to move to the upper side of the cleaning tank 50 to stop, the circulating liquid pump 510 is started to drive the cleaning liquid of the cleaning tank 50 to flow, so that the cleaning effect of the automobile parts in the hollowed-out hanging basket 430 is improved, then the hydraulic telescopic rod 440 is controlled to drive the lifting plate 450 to sink until the hollowed-out hanging basket 430 is immersed under the liquid level of the cleaning liquid of the cleaning tank 50, and the swing cylinder 410 is started to drive the hollowed-out hanging basket 430 to swing to clean the automobile parts before the electroplating position.

Controlling a forward and reverse rotation driving motor 321 to drive a winding and unwinding wheel 322 to wind a traction rope 324, further realizing the unfolding function of the side plate 312, controlling the forward and reverse rotation driving motor 321 to stop winding through a tension value detected by a tension sensor, further exposing a lifting appliance mechanism 40 in a closed space enclosed by the side plate 312 and the top plate 311, then placing the automobile parts to be processed in the hollow hanging basket 430, and hanging the automobile parts through a hanging part in the hollow hanging basket 430;

then, the rail seat 210 is driven to drive the transfer protection mechanism 30 which is assembled with the automobile parts to be processed to move to the position above the cleaning pool 50, the circulation liquid pump 510 is started to drive the cleaning liquid of the cleaning pool 50 to flow, the cleaning effect of the automobile parts in the hollowed hanging basket 430 is improved, then the hydraulic telescopic rod 440 is controlled to drive the lifting plate 450 to sink until the hollowed hanging basket 430 is immersed below the liquid level of the cleaning liquid of the cleaning pool 50, and meanwhile, the swing cylinder 410 is started to drive the hollowed hanging basket 430 to swing, so that the automobile parts are cleaned before the electroplating position;

after cleaning, the hydraulic telescopic rod 440 is contracted to drive the lifting plate 450 and the lifting appliance mechanism 40 to ascend until the lifting plate 450 is abutted to the top plate 311, at the moment, the forward and reverse rotation driving motor 321 is started to drive the winding and unwinding wheel 322 to unwind, so that the folding function of the side plate 312 is realized, meanwhile, the fan 331 and the electric heating tube 332 on the auxiliary assembly 330 are started, at the moment, the driving rail seat 210 is started again to move along the portal frame 10, so that the protection function in the transfer process of the automobile parts is realized, the drying function after cleaning the automobile parts is realized, and the space occupied by the fixed-point drying device is saved;

the driving rail seat 210 drives the transfer protection mechanism 30 which is provided with the automobile parts to be processed to move to the upper side of the electroplating pool 60 to stop, the forward and reverse rotation driving motor 321 is started to drive the winding and unwinding wheel 322 to wind after drying is finished, the unwinding function of the side plate 312 is further realized, then the hydraulic telescopic rod 440 is controlled to extend until the hollow hanging basket 430 is arranged in the electroplating pool 60, the electroplating function is realized, the swing cylinder 410 is started in the electroplating process, and the electroplating uniformity is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an automobile parts surface treatment device, includes portal frame (10), its characterized in that still includes:

the driving hoisting seat (20) is arranged at the horizontal section of the portal frame (10);

the transfer protection mechanism (30) is arranged at the hoisting end of the driving hoisting seat (20);

wherein the content of the first and second substances,

the transfer protection mechanism (30) comprises a foldable and unfoldable protection component (30) arranged at the hoisting end of the driving hoisting seat (20), a retractable component (320) for controlling the folding or unfolding of the protection component (310), and an auxiliary component (330) arranged on the protection component (310);

the lifting appliance mechanism (40) is arranged in the protective component (310) and is used for containing the automobile parts to be treated;

the cleaning pool (50) is arranged below the horizontal section of the portal frame (10);

and the electroplating pool (60) is arranged below the horizontal section of the portal frame (10).

2. The surface treatment device for the automobile parts as claimed in claim 1, wherein the driving lifting base (20) comprises a driving rail base (210) installed on the horizontal section of the portal frame (10), a U-shaped frame (220) installed on the side wall of the driving rail base (210), and a lifting ring (230) installed between the horizontal section of the U-shaped frame (220) and the protection component (310).

3. The automobile part surface treatment device of claim 2, wherein the protection component (310) comprises a top plate (311) which is connected to one side of the hanging ring (230) far away from the U-shaped frame (220) and is of a square structure, a side plate (312) which is rotatably connected to the side wall of the top plate (311), and a hollowed bottom plate (313) which is integrally formed at the bottom end of the side plate (312), and the top plate (311), the side plate (312) and the hollowed bottom plate (313) enclose a closed space.

4. The automobile part surface treatment device according to claim 3, wherein the retraction assembly (320) comprises a forward and reverse rotation driving motor (321) installed on the horizontal section of the U-shaped frame (220), a retraction roller (322) installed at the driving end of the forward and reverse rotation driving motor (321) and arranged between the U-shaped frame (220) and the top plate (311), a tie ring (323) installed on the outer wall of the side plate (312), and a traction rope (324) connected between the tie ring (323) and the retraction roller (322) and penetrating through the hanging ring (230), wherein a tension sensor in signal connection with the forward and reverse rotation driving motor (321) is arranged on the traction rope (324), and the retraction roller (322) is rotatably connected with the top plate (311).

5. The surface treatment apparatus for automobile parts according to claim 4, wherein the auxiliary assembly (330) comprises a mounting groove formed on the side plate (312), a fan (331) fitted in the mounting groove, and an electric heating tube (332) mounted on an inner wall of the side plate (312).

6. The surface treatment device for automobile parts as claimed in claim 3, wherein a magnetic attraction portion (314) is provided adjacent to an interference surface of the side plate (312).

7. The automobile part surface treatment device of claim 2, wherein the spreader mechanism (40) comprises a lifting assembly mounted on the inner wall of the bottom of the top plate (311), a swing cylinder (410) mounted at the lifting end of the lifting assembly, a triangular bracket (420) mounted at the swing end of the swing cylinder (410), and a hollowed-out basket (430) mounted on the triangular bracket (420);

the lifting assembly comprises a hydraulic telescopic rod (440) which is installed at the top of the top plate (311) and penetrates through the top plate (311) to extend downwards and a lifting plate (450) which is installed at the telescopic end of the hydraulic telescopic rod (440), and the swing cylinder (410) is installed on one side, away from the hydraulic telescopic rod (440), of the lifting plate (450).

8. The automobile part surface treatment device as claimed in claim 7, wherein a hanging part for hanging the to-be-treated automobile part is further integrally formed on the inner side wall of the hollowed hanging basket (430).

9. The automobile part surface treatment device of claim 8, wherein the outer side wall of the cleaning tank (50) is provided with a circulating liquid pump (510) communicated with the water outlet of the cleaning tank (50), and a turbulent flow pipe (520) installed at the water outlet end of the circulating liquid pump (510) and extending towards the inside of the cleaning tank (50).

10. The method for treating a surface treatment apparatus for automobile parts as claimed in any one of claims 1 to 9, comprising the steps of:

s1: controlling a forward and reverse rotation driving motor (321) to drive a winding and unwinding wheel (322) to wind a traction rope (324), further realizing the unfolding function of a side plate (312), controlling the forward and reverse rotation driving motor (321) to stop winding through a tension value detected by a tension sensor, further exposing a lifting appliance mechanism (40) in a closed space enclosed by the side plate (312) and a top plate (311), then placing automobile parts to be processed in a hollowed-out hanging basket (430), and hanging the automobile parts through a hanging part in the hollowed-out hanging basket (430);

s2: then driving a rail seat (210) to drive a transfer protection mechanism (30) which is assembled with the automobile parts to be processed to move to the position above a cleaning pool (50) and stop, starting a circulating liquid pump (510) to drive cleaning liquid in the cleaning pool (50) to flow, being beneficial to improving the cleaning effect of the automobile parts in the hollowed hanging basket (430), then controlling a hydraulic telescopic rod (440) to drive a lifting plate (450) to sink until the hollowed hanging basket (430) is immersed below the liquid level of the cleaning liquid in the cleaning pool (50), and simultaneously starting a swing cylinder (410) to drive the hollowed hanging basket (430) to swing so as to clean the automobile parts before the electroplating position;

s3: after cleaning, the hydraulic telescopic rod (440) is contracted to drive the lifting plate (450) and the lifting appliance mechanism (40) to ascend until the lifting plate (450) is abutted to the top plate (311), at the moment, the forward and reverse rotation driving motor (321) is started to drive the winding and unwinding wheel (322) to unwind, the folding function of the side plate (312) is realized, meanwhile, the fan (331) and the electric heating tube (332) on the auxiliary assembly (330) are started, at the moment, the driving rail seat (210) is started again to move along the portal frame (10), the protection function in the automobile part transfer process is realized, the drying function after cleaning of the automobile parts is realized, and the space occupied by the fixed-point drying device is saved;

s4: drive rail seat (210) drive to shift transfer protection mechanism (30) that the assembly awaits processing automobile parts and remove to the top of electroplating pond (60) and stop, open positive and negative rotation driving motor (321) after drying and drive reel (322) rolling of putting up, and then realize the expansion function of curb plate (312), then control hydraulic telescoping rod (440) extend, arrange electroplating pond (60) in until fretwork hanging flower basket (430), realize the function of electroplating, swing cylinder (410) is opened in the in-process of electroplating, help improving the homogeneity of electroplating.