Full-automatic container type tray cleaning device

Abstract

The invention provides a full-automatic container type tray cleaning device, and belongs to the technical field of tray cleaning, and the full-automatic container type tray cleaning device comprises the following systems: a roller way conveying system, a shot blasting cleaning system, an electric control system and a ventilation dust removal system. According to the full-automatic container type tray cleaning device, through the arrangement of the transverse spiral conveyor, the shot blasting assembly, the shot distributing spiral conveyor, the elevator, the longitudinal spiral conveyor and the shot collecting spiral conveyor, steel shots (shots) are thrown to the six surfaces of a tray in an accelerated mode through an impeller, rotating at a high speed, of a shot blasting device in the shot blasting assembly; the surface of a workpiece is impacted and scraped to remove carbon black and dirt on the surface of the workpiece, so that the tray achieves the purposes of decontamination and impurity removal, and the shot blasting assembly reduces empty blasting of shots as much as possible on the basis of taking care of all the workpieces needing to be cleaned, so that the utilization rate of the shots is improved to the maximum extent, and the cleaning efficiency is greatly improved. And the labor intensity of cleaning work is reduced.

Description

Technical Field

[0001] The invention belongs to the technical field of pallet cleaning, and in particular relates to a fully automatic container type pallet cleaning device. Background Art

[0002] With the rapid development of the logistics industry today, the daily turnover of plastic pallets and plastic turnover boxes, which are used as logistics carriers, is quite huge. After a long period of use, plastic pallets will be contaminated with dust, stains and even bacteria and microorganisms. If they are not cleaned and used continuously for a long time, they will not only corrode the pallets and reduce their service life, but also contaminate the goods they carry. Therefore, it is necessary to design a fully automatic container pallet cleaning device to solve the above problems. Summary of the invention

[0003] The purpose of the present invention is to provide a fully automatic container-type pallet cleaning device, which aims to solve the problem in the prior art that if a plastic pallet is not cleaned for a long time, it will not only corrode the pallet, but also contaminate the goods carried by it.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a fully automatic container-type pallet cleaning device, comprising the following systems: a roller conveyor system, a shot blasting cleaning system, an electrical control system and a ventilation and dust removal system, the shot blasting cleaning system comprising a front sealing chamber, the right side of the front sealing chamber is fixedly connected to a shot blasting chamber, the right side of the shot blasting chamber is fixedly connected to a rear sealing chamber, a transverse screw conveyor is installed below the front sealing chamber, a shot blasting assembly is installed below the shot blasting chamber, a shot-splitting screw conveyor is fixedly connected above the shot blasting chamber, an elevator is installed on the outer surface of the shot-splitting screw conveyor, a longitudinal screw conveyor is installed below the rear sealing chamber, and a shot-collecting screw conveyor is installed on the right side of the longitudinal screw conveyor.

[0005] In order to make the fully automatic container-type pallet cleaning device easy to count, as a preferred embodiment of the present invention, multiple layers of wear-resistant rubber plates are installed on the workpiece inlets of the front sealing chamber and the rear sealing chamber, and pulse wheel counting devices are provided at the entrances of the front sealing chamber and the rear sealing chamber.

[0006] In order to make the fully automatic container-type pallet cleaning device achieve the effect of strengthening the structural strength of the shot blasting chamber, as a preferred embodiment of the present invention, the shot blasting chamber is welded with a steel frame and a steel plate, the interior of the shot blasting chamber is lined with a 10mm thick rolled Mn13 guard plate, and the bottom of the shot blasting chamber is equipped with a "V" manganese steel guard plate.

[0007] In order to enable the fully automatic container-type pallet cleaning device to achieve the effect of improving the utilization rate of the projectiles, as a preferred embodiment of the present invention, the shot blasting assembly is composed of a shot blasting machine, a motor, etc., and is equipped with a frequency converter. The shot blasting machine is provided with six groups, and the shot blasting machine is composed of the following main components: an impeller and an impeller drive disk, a shot dividing wheel, a directional sleeve, a blade, a motor, a cover, a high chromium wear-resistant protective lining, a rubber protective lining, a shot inlet pipe, a bottom plate and a shock-absorbing rubber plate, etc.

[0008] In order to enable the fully automatic container-type pallet cleaning device to achieve the effect of lifting and dropping materials, as a preferred embodiment of the present invention, the elevator adopts a bucket elevator driven by a flat belt, and the bucket elevator is composed of a cycloidal pinwheel reducer, upper and lower rollers, a conveyor belt, a hopper, a closed barrel and a tensioning device.

[0009] In order to enable the fully automatic container-type pallet cleaning device to achieve the effect of shot circulation, as a preferred embodiment of the present invention, the transverse screw conveyor, the shot dividing screw conveyor, the longitudinal screw conveyor and the shot collecting screw conveyor are composed of a cycloidal pinwheel reducer, a screw shaft, a conveying cover, a seat bearing, etc.

[0010] In order to make the fully automatic container-type pallet cleaning device achieve the effect of facilitating the conveying of pallets, as a preferred embodiment of the present invention, the roller conveying system includes an inlet roller, a transfer roller is installed inside the shot blasting chamber, and an output roller is installed inside the rear sealing chamber.

[0011] In order to make the fully automatic container-type pallet cleaning device achieve the effect of facilitating the picking and placing of pallets, as a preferred embodiment of the present invention, a depalletizing robot is arranged on the left side of the feeding roller conveyor, and a palletizing robot is arranged on the right side of the output roller conveyor.

[0012] In order to make the fully automatic container-type pallet cleaning device easy to control, as a preferred embodiment of the present invention, the electrical control system adopts a Siemens PLC programmable controller, a touch screen and Schneider electrical components.

[0013] In order to make the fully automatic container-type pallet cleaning device achieve the effect of facilitating ventilation and dust removal, as a preferred embodiment of the present invention, the ventilation and dust removal system includes a dust collector installed on the right side of the elevator, and the dust collector adopts a cyclone dust removal + 24 filter cartridge dust removal equipment, and the filter cartridge adopts a coated ultra-fine needle felt filter material.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The fully automatic container-type pallet cleaning device, through the arrangement of a transverse screw conveyor, a shot blasting assembly, a shot-splitting screw conveyor, an elevator, a longitudinal screw conveyor and a shot-collecting screw conveyor, utilizes the high-speed rotating impeller of the shot blasting device in the shot blasting assembly to accelerate the steel shot (projectile) to the six surfaces of the pallet, impacts the surface of the workpiece, and scrapes to remove the carbon black and dirt on the surface of the workpiece, so as to achieve the purpose of decontamination and impurity removal of the pallet. The shot blasting assembly minimizes the empty throwing of the projectile while taking care of all the workpieces to be cleaned, thereby maximizing the utilization rate of the projectile, reducing the wear on the protective plate in the cleaning room, greatly improving the cleaning efficiency, and reducing the labor intensity of the cleaning work.

[0016] 2. The fully automatic container-type pallet cleaning device is equipped with a shot blasting chamber, a horizontal screw conveyor, a shot-dividing screw conveyor, a longitudinal screw conveyor and a shot-collecting screw conveyor. The shot blasting chamber is welded with a steel frame and a steel plate to ensure sufficient rigidity and strength. In order to prevent the projectiles from directly ejecting the external frame of the chamber, the shot blasting chamber is lined with a 10mm thick rolled Mn13 guard plate, and a "V" manganese steel guard plate is installed at the bottom of the shot blasting chamber to prevent the projectiles from hitting the funnel. The horizontal screw conveyor, the shot-dividing screw conveyor, the longitudinal screw conveyor and the shot-collecting screw conveyor can evenly collect the scattered shot residue mixture after shot blasting to the elevator, and combine into a shot circulation system, so that the projectiles can be recycled, with high versatility and interchangeability, and stable and reliable performance.

[0017] 3. The fully automatic container-type pallet cleaning device, through the setting of feeding rollers, transfer rollers, output rollers, depalletizing robots, stacking robots and dust collectors, the feeding rollers, transfer rollers and output rollers play the role of conveying pallets, which can continuously convey pallets, thereby improving work efficiency. The depalletizing robots and stacking robots can take and place pallets on the rollers, and the degree of automation is increased, which increases the convenience of use and reduces the burden on staff. The dust collector adopts cyclone dust removal + cartridge dust removal equipment, and the filter cartridge adopts coated ultra-fine needle felt filter material to ensure the working site environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a schematic diagram of the main structure of the present invention;

[0020] Figure 2 It is a schematic diagram of the top view structure of the present invention;

[0021] Figure 3 It is a side view structural schematic diagram of the present invention.

[0022] In the figure: 1. Front sealing chamber; 2. Shot blasting chamber; 3. Rear sealing chamber; 4. Horizontal screw conveyor; 5. Shot blasting assembly; 6. Shot dividing screw conveyor; 7. Elevator; 8. Longitudinal screw conveyor; 9. Shot collecting screw conveyor; 10. Feeding roller; 11. Transfer roller; 12. Output roller; 13. Depalletizing robot; 14. Palletizing robot; 15. Dust collector. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] Example

[0025] See also Figure 1-3 The present invention provides the following technical solutions: a fully automatic container-type pallet cleaning device, comprising the following systems: a roller conveyor system, a shot blasting cleaning system, an electrical control system and a ventilation and dust removal system, the shot blasting cleaning system comprising a front sealing chamber 1, a shot blasting chamber 2 is fixedly connected to the right side of the front sealing chamber 1, a rear sealing chamber 3 is fixedly connected to the right side of the shot blasting chamber 2, a transverse screw conveyor 4 is installed below the front sealing chamber 1, a shot blasting assembly 5 is installed below the shot blasting chamber 2, a shot-splitting screw conveyor 6 is fixedly connected above the shot blasting chamber 2, a hoist 7 is installed on the outer surface of the shot-splitting screw conveyor 6, a longitudinal screw conveyor 8 is installed below the rear sealing chamber 3, and a shot-collecting screw conveyor 9 is installed on the right side of the longitudinal screw conveyor 8.

[0026] In a specific embodiment of the present invention, through the arrangement of a transverse screw conveyor 4, a shot blasting assembly 5, a shot dividing screw conveyor 6, a hoist 7, a longitudinal screw conveyor 8 and a shot collecting screw conveyor 9, the two sides of the shot blasting chamber 2 are respectively connected to the front sealing chamber 1 and the rear sealing chamber 3, so that the cleaning process of the tray can be shielded and protected to avoid accidents during the cleaning process causing harm to the staff, and the protection and safety are enhanced. The tray enters the interior of the shot blasting chamber 2, and the high-speed rotating impeller of the shot blasting device in the shot blasting assembly 5 is used to accelerate the steel shot (projectile) to the six surfaces of the tray, impact the surface of the workpiece, scrape to remove the carbon black and dirt on the surface of the workpiece, so that the tray can achieve the purpose of decontamination and impurity removal, and extend the tray The service life of the pellets is prolonged to avoid contamination of the goods carried by the pallet. The elevator 7 can scrape up the pellets at the bottom, and then, driven by the motor of the elevator 7, send the pellets to the top of the elevator 7, and finally drop the pellets by centrifugal gravity. The pellets are input into the pellet sand separator. The horizontal screw conveyor 4, the pellet separation screw conveyor 6, the longitudinal screw conveyor 8 and the pellet collection screw conveyor 9 are combined into a pellet circulation system, so that the pellets can be recycled, with high versatility and interchangeability, stable and reliable performance. The shot blasting assembly 5 takes care of all the workpieces that need to be cleaned and minimizes the empty throwing of the pellets, thereby maximizing the utilization rate of the pellets, reducing the wear on the protective plate in the cleaning room, greatly improving the cleaning efficiency, and reducing the labor intensity of the cleaning work.

[0027] Specifically, multiple layers of wear-resistant rubber plates are installed on the workpiece inlets of the front sealing chamber 1 and the rear sealing chamber 3 , and pulse wheel counting devices are provided at the entrances of the front sealing chamber 1 and the rear sealing chamber 3 .

[0028] In this embodiment: through the setting of the front sealing chamber 1 and the rear sealing chamber 3, multiple layers of wear-resistant rubber plates are installed on the inlets of the two chambers to facilitate replacement and maintenance. A pulse wheel counting device is provided at the inlet to control the opening time of the shot supply gate fan valve according to the signal of the photoelectric switch, thereby effectively controlling the shot blasting machine and its shot materials.

[0029] Specifically, the shot blasting chamber 2 is welded by a steel frame and a steel plate. The shot blasting chamber 2 is lined with a 10 mm thick rolled Mn13 guard plate, and a "V" manganese steel guard plate is installed at the bottom of the shot blasting chamber 2.

[0030] In this embodiment: through the setting of the shot blasting chamber 2, the shot blasting chamber 2 is welded with a steel frame and a steel plate to ensure sufficient rigidity and strength. In order to prevent the projectile from directly ejecting the external frame of the chamber, the shot blasting chamber 2 is lined with a 10mm thick rolled Mn13 guard plate, and the bottom of the shot blasting chamber 2 is equipped with a "V" manganese steel guard plate to prevent the projectile from hitting the funnel.

[0031] Specifically, the shot blasting assembly 5 is composed of a shot blasting machine, a motor, etc., and is equipped with a frequency converter. There are six groups of shot blasting machines. The shot blasting machine is composed of the following main components: impeller and impeller drive plate, shot dividing wheel, directional sleeve, blades, motor, cover, high chromium wear-resistant protective lining, rubber protective lining, shot inlet pipe, bottom plate and shock-absorbing rubber plate, etc.

[0032] In this embodiment: through the setting of the shot blasting assembly 5, the shot blasting assembly 5 includes six shot blasting machines. The arrangement of the shot blasting machines is dynamically simulated by a computer. The angles and positions of all arrangements are determined by computer design. On the basis of taking care of all workpieces to be cleaned, the empty throwing of the projectiles is minimized, thereby maximizing the utilization rate of the projectiles. The impeller of the shot blasting machine is directly connected to the drive motor, eliminating transmission loss, removing the loss part - the transmission belt, and reducing the maintenance workload. In addition, it occupies a small area, has flexible arrangement, is easy to meet the arrangement of the projectile belt, and also has overall replacement performance and convenient maintenance.

[0033] Specifically, the elevator 7 adopts a bucket elevator driven by a flat belt, and the bucket elevator is composed of a cycloid pinwheel reducer, upper and lower rollers, a conveyor belt, a hopper, a closed barrel and a tensioning device.

[0034] In this embodiment: through the setting of the elevator 7, the elevator 7 adopts a bucket elevator driven by a flat belt, and its unloading method adopts a centrifugal gravity type. The feed port of the elevator 7 is connected to the screw conveyor, and its discharge port is connected to the separator. A pulse wheel is installed on the lower shaft of the elevator 7, which can detect and track the working status of the elevator 7. Once a fault such as the elevator 7 cannot rotate occurs, the signal can be fed back to the PLC for processing in time to ensure the safe operation of the equipment.

[0035] Specifically, the transverse screw conveyor 4, the pill-distributing screw conveyor 6, the longitudinal screw conveyor 8 and the pill-collecting screw conveyor 9 are composed of a cycloid pinwheel reducer, a screw shaft, a conveying cover, a seat bearing and the like.

[0036] In this embodiment, by providing the transverse screw conveyor 4 , the shot-distributing screw conveyor 6 , the longitudinal screw conveyor 8 and the shot-collecting screw conveyor 9 , the shot-residue mixture scattered after shot blasting can be evenly collected in the elevator 7 .

[0037] Specifically, the roller conveying system includes an inlet roller 10 , a transfer roller 11 is installed inside the shot blasting chamber 2 , and an outlet roller 12 is installed inside the rear sealing chamber 3 .

[0038] In this embodiment, the feeding roller 10, the transfer roller 11 and the output roller 12 are provided to play the role of conveying the pallets, and the pallets can be continuously conveyed, thereby improving the work efficiency.

[0039] Specifically, a depalletizing robot 13 is disposed on the left side of the feeding roller conveyor 10 , and a palletizing robot 14 is disposed on the right side of the output roller conveyor 12 .

[0040] In this embodiment, by providing the depalletizing robot 13 and the palletizing robot 14 , the two can take and place the pallet on the roller conveyor, thereby increasing the degree of automation.

[0041] Specifically, the electrical control system adopts Siemens PLC programmable controller, touch screen and Schneider electrical components.

[0042] In this embodiment: through the setting of the electrical control system, the electrical control system of this equipment adopts Siemens PLC programmable controller and touch screen and Schneider electrical components, various detection components, which can meet the requirements of pallet decontamination. The system uses a medium-sized programmable controller and touch screen produced by Siemens. It has the characteristics of fast response, high reliability, flexible use, etc., and is easy to expand, which is convenient for operators to check and troubleshoot faults. The system has good interlocking, self-locking and safety protection functions.

[0043] Specifically, the ventilation and dust removal system includes a dust collector 15 installed on the right side of the elevator 7. The dust collector 15 adopts a cyclone dust removal + 24 filter cartridge type dust removal equipment, and the filter cartridge adopts a coated ultra-fine needle felt filter material.

[0044] In this embodiment: through the setting of the dust collector 15, the dust collector 15 adopts a cyclone dust removal + 24 filter cartridge type dust removal equipment, and the filter cartridge adopts a coated ultra-fine needle-punched felt filter material to ensure the working site environment.

[0045] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0046] The working principle and use process of the present invention are as follows: when the fully automatic container-type pallet cleaning device is in use, a pallet to be cleaned is placed on the feeding roller 10 by using a pallet removal robot 13, and the pallet is continuously transported by the transfer roller 11 and the output roller 12. The shot blasting chamber 2 is connected with the front sealing chamber 1 and the rear sealing chamber 3 to shield and protect the pallet cleaning process. A pulse wheel counting device is provided at the entrance of the front sealing chamber 1 and the rear sealing chamber 3. The opening time of the shot supply gate fan valve is controlled according to the signal of the photoelectric switch, thereby effectively controlling the shot blaster and its shot materials. The pallet enters the interior of the shot blasting chamber 2, and the high-speed rotating impeller of the shot blaster in the shot blasting assembly 5 is used to accelerate the steel shot (projectile) to the six surfaces of the pallet, thereby impacting the surface of the workpiece. Impact and scrape to remove carbon black and dirt on the surface of the workpiece, so that the pallet can be decontaminated and impurities removed. The elevator 7 scrapes the shot at the bottom, and then, driven by the motor of the elevator 7, the shot is sent to the top of the elevator 7, and finally falls by centrifugal gravity. The shot is input into the shot sand separator. The horizontal screw conveyor 4, the shot separation screw conveyor 6, the longitudinal screw conveyor 8 and the shot collection screw conveyor 9 are combined into a shot circulation system, so that the shot can be recycled, which greatly improves the cleaning efficiency and reduces the labor intensity of the cleaning work. The dust collector 15 adopts cyclone dust removal + 24 filter cartridge dust removal equipment to ensure the working site environment. The cleaned pallet is taken out under the action of the stacking robot 14, and the degree of automation is increased.

[0047] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A fully automatic container-type pallet cleaning device, characterized in that: The invention comprises the following systems: a roller conveying system, a shot blasting cleaning system, an electrical control system and a ventilation and dust removal system. The shot blasting cleaning system comprises a front sealing chamber (1), the right side of the front sealing chamber (1) is fixedly connected to a shot blasting chamber (2), the right side of the shot blasting chamber (2) is fixedly connected to a rear sealing chamber (3), a transverse screw conveyor (4) is installed below the front sealing chamber (1), a shot blasting assembly (5) is installed below the shot blasting chamber (2), a shot dividing screw conveyor (6) is fixedly connected above the shot blasting chamber (2), an elevator (7) is installed on the outer surface of the shot dividing screw conveyor (6), a longitudinal screw conveyor (8) is installed below the rear sealing chamber (3), and a shot collecting screw conveyor (9) is installed on the right side of the longitudinal screw conveyor (8).

2. The fully automatic container-type pallet cleaning device according to claim 1 is characterized in that: The workpiece inlets of the front sealing chamber (1) and the rear sealing chamber (3) are installed with multiple layers of wear-resistant rubber plates, and the entrances of the front sealing chamber (1) and the rear sealing chamber (3) are provided with pulse wheel counting devices.

3. The fully automatic container-type pallet cleaning device according to claim 1 is characterized in that: The shot blasting chamber (2) is welded by a steel frame and a steel plate. The shot blasting chamber (2) is lined with a 10 mm thick rolled Mn13 protective plate. The bottom of the shot blasting chamber (2) is equipped with a "V" manganese steel protective plate.

4. The fully automatic container-type pallet cleaning device according to claim 1 is characterized in that: The shot blasting assembly (5) is composed of a shot blasting machine, a motor, etc., and is equipped with a frequency converter. There are six groups of shot blasting machines, and the shot blasting machine is composed of the following main parts: an impeller and an impeller driving disk, a shot dividing wheel, a directional sleeve, blades, a motor, a cover, a high chrome wear-resistant protective lining, a rubber protective lining, a shot inlet pipe, a bottom plate and a shock-absorbing rubber plate, etc.

5. The fully automatic container-type pallet cleaning device according to claim 1 is characterized in that: The elevator (7) is a bucket elevator driven by a flat belt, and the bucket elevator is composed of a cycloid pinwheel reducer, upper and lower rollers, a conveying belt, a hopper, a closed barrel and a tensioning device.

6. The fully automatic container-type pallet cleaning device according to claim 1, characterized in that: The transverse screw conveyor (4), the pill-distributing screw conveyor (6), the longitudinal screw conveyor (8) and the pill-collecting screw conveyor (9) are composed of a cycloid pinwheel reducer, a screw shaft, a conveying cover, a seat bearing and the like.

7. The fully automatic container-type pallet cleaning device according to claim 1 is characterized in that: The roller conveying system comprises an inlet roller (10), a transfer roller (11) is installed inside the shot blasting chamber (2), and an outlet roller (12) is installed inside the rear sealing chamber (3).

8. The fully automatic container-type pallet cleaning device according to claim 7, characterized in that: A depalletizing robot (13) is arranged on the left side of the feeding roller conveyor (10), and a palletizing robot (14) is arranged on the right side of the output roller conveyor (12).

9. The fully automatic container-type pallet cleaning device according to claim 1, characterized in that: The electrical control system adopts Siemens PLC programmable controller, touch screen and Schneider electrical components.

10. The fully automatic container-type pallet cleaning device according to claim 1, characterized in that: The ventilation and dust removal system comprises a dust collector (15) installed on the right side of the elevator (7); the dust collector (15) adopts a cyclone dust removal + 24 filter cartridge type dust removal equipment, and the filter cartridge adopts a coated ultra-fine needle felt filter material.

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