Workpiece cleaning and sterilizing apparatus and control method thereof

Abstract

The application relates to the field of cleaning, disinfecting and drying, and discloses a workpiece cleaning and disinfecting device and a control method thereof.The cleaning cabin is provided with a first water inlet, a side water outlet, a side water inlet, a spray water outlet, a spray water inlet, a drain outlet, a liquid inlet, an air inlet and an air outlet; a water tank is communicated with the first water inlet through a valve; the side water outlet is communicated with the side water inlet through a first circulating pump and a steam heat exchange coil assembly in sequence; the spray water outlet is communicated with the spray water inlet through a second circulating pump; the drain outlet is used for draining wastewater in the cleaning cabin; the liquid inlet is used for conveying a cleaning and disinfecting agent to the cleaning cabin; and the air inlet is communicated with a drying assembly. The middle water in the water tank is heated through a heater, bacteria on the parts are killed in a wet heat disinfection mode, the moisture remaining on the parts is dried through the drying assembly, the cleaning, disinfecting and drying effects are improved, the degree of automation is high, manual treatment is not needed, the treatment efficiency is improved, and the infection risk is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of cleaning, disinfecting and drying, in particular to a workpiece cleaning and disinfecting device and a control method thereof. BACKGROUND

[0002] At present, most cosmetic manufacturers use manual or semi-manual methods to clean, disinfect and dry industrial parts on the production line. Some cleaning processes use cleaning equipment for processing, but the disinfection process is manual, or the drying process is manual, and there is no equipment to handle the whole process. Especially in the cosmetic industry environment where parts have sterile requirements, it is difficult to ensure the cleaning, disinfecting and drying effect of the parts. Most of them are manually soaked in hot water for disinfection, which has the problems of difficult control of cleaning and disinfection quality, incomplete disinfection leading to bacterial transmission and infection risk, safety risk of scalding due to improper operation of personnel, incomplete drying of disinfected parts, and low efficiency of manual processing.

[0003] Therefore, how to improve the processing efficiency and improve the cleaning, disinfecting and drying effect is a problem to be solved by those skilled in the art. SUMMARY

[0004] The purpose of the present application is to provide a workpiece cleaning and disinfecting device and a control method thereof, which can solve the problems of low manual processing efficiency and poor cleaning, disinfecting and drying effect.

[0005] To solve the above technical problems, the present application provides a workpiece cleaning and disinfecting device, comprising: a cleaning cabin, a water tank, a valve, a heater, a first circulating pump, a second circulating pump, a steam heat exchange coil assembly, a drying assembly and a controller.

[0006] The cleaning cabin is provided with a first water inlet, a side water outlet, a side water inlet, a spray water outlet, a spray water inlet, a drain, a liquid inlet, an air inlet and an air outlet. The water tank is connected to the first water inlet through the valve. The side water outlet is connected to the side water inlet through the first circulating pump and the steam heat exchange coil assembly in sequence. The spray water outlet is connected to the spray water inlet through the second circulating pump. The drain is used to drain the wastewater in the cleaning cabin. The liquid inlet is used to deliver a cleaning and disinfecting agent to the cleaning cabin. The air inlet is connected to the drying assembly. The controller is connected to the valve, the heater, the first circulating pump, the second circulating pump, the steam heat exchange coil assembly and the drying assembly in communication.

[0007] Optionally, the first load assembly further comprises a wheeled base, a main frame, a grid, a workpiece support plate, a first water inlet pipe, a main water outlet pipe and a branch water outlet pipe, the main frame is arranged on the base, the grid is arranged on the bottom and top of the main frame, the bottom of the first water inlet pipe is connected with the grid on the bottom, the top of the first water inlet pipe is above the grid on the top, and the top of the first water inlet pipe is provided with a second water inlet, the second water inlet is detachably connected with the spray water inlet, the workpiece support plate is detachably connected with the grid on the top, and the workpiece support plate is provided with a fixing hole for bearing a workpiece to be cleaned, the main water outlet pipe is arranged on the grids on the bottom and top respectively, the main water outlet pipe is connected with the first water inlet pipe, the main water outlet pipe on the bottom is connected with the branch water outlet pipe, and the branch water outlet pipe is arranged vertically to the horizontal direction so that a pipe cavity workpiece to be cleaned is sleeved on the branch water outlet pipe, and the main water outlet pipe on the top is provided with a plurality of water outlets towards the workpiece support plate. Optionally, the second load assembly further comprises a trolley, a bearing frame, a second water inlet pipe and a spray head, the bearing frame is arranged on the trolley, the second water inlet pipe is arranged on the bearing frame, the top of the second water inlet pipe is provided with a third water inlet which is detachably connected with the spray water inlet, the spray head is arranged on the second water inlet pipe and faces the bearing frame, and the bearing frame is used for bearing a workpiece to be cleaned. Optionally, the side spray water inlet is connected with a sprayer.

[0008] Optionally, the drying assembly comprises an air filter, a fan, an air pressure switch, a steam-electric bipolar heating box and an air distribution assembly connected in sequence, and the air distribution assembly is in communication with the air inlet.

[0009] Optionally, the steam-electric bipolar heating box is provided with a temperature sensor and a temperature protection switch, the temperature sensor and the temperature protection switch are in communication connection with the controller, and the temperature protection switch is used for pausing the heating of the steam-electric bipolar heating box when the temperature detected by the temperature sensor is greater than a set temperature.

[0010] Optionally, the cleaning cabin is assembled by a base inner shell, a first left inner shell, a second left inner shell, a first right inner shell, a second right inner shell, a first top inner shell and a second top inner shell.

[0011] Optionally, the water tank comprises a main water tank and a standby water tank connected in parallel, the main water tank and the standby water tank are in communication with the first water inlet, and the main water tank and the standby water tank are connected with a clean water source.

[0012] The application further provides a control method of the workpiece cleaning and disinfecting equipment.

[0013] After the workpiece to be cleaned is put into the cleaning cabin, the heater is controlled to heat the water in the water tank to a first preset temperature, then the valve is opened to deliver the hot water in the water tank to the cleaning cabin, when the hot water in the cleaning cabin reaches a preset liquid level, the valve is closed, and the first circulating pump and the second circulating pump are opened to spray the hot water to the workpiece to be cleaned for rinsing;

[0014] After the rinsing is finished and the waste water is discharged, the valve is opened to deliver the clean water in the water tank to the cleaning cabin, and the cleaning and disinfecting agent is delivered to the cleaning cabin, when the solution in the cleaning cabin reaches a preset liquid level, the valve is closed, and the first circulating pump, the second circulating pump and the steam heat exchanger coil assembly are opened to heat the solution to a second preset temperature and then spray the solution to the workpiece to be cleaned for cleaning;

[0015] After the cleaning is finished and the waste water is discharged, the valve is opened to deliver the clean water in the water tank to the cleaning cabin, when the clean water in the cleaning cabin reaches a preset liquid level, the valve is closed, and the first circulating pump and the second circulating pump are opened to spray the clean water to the workpiece to be cleaned for rinsing;

[0016] After the rinsing is finished and the waste water is discharged, the heater is controlled to heat the clean water in the water tank to a third preset temperature, then the valve is opened to deliver the hot water in the water tank to the cleaning cabin, when the hot water in the cleaning cabin reaches a preset liquid level, the valve is closed, and the first circulating pump, the second circulating pump and the steam heat exchanger coil assembly are opened to spray the hot water to the workpiece to be cleaned for disinfection;

[0017] After the disinfection is finished and the waste water is discharged, the drying assembly is opened to dry the workpiece to be cleaned after cleaning and disinfection.

[0018] Optionally, the cleaning and disinfecting agent is composed of hydrogen peroxide, active diluent and foaming agent, and the ratio of the hydrogen peroxide, the active diluent and the foaming agent is 3:3:2.

[0019] The workpiece cleaning and disinfecting equipment provided by the application comprises a cleaning cabin, a water tank, a valve, a heater, a first circulating pump, a second circulating pump, a steam heat exchange coil assembly, a drying assembly and a controller. The cleaning cabin is provided with a first water inlet, a side water outlet, a side water inlet, a spray water outlet, a spray water inlet, a drain outlet, a liquid inlet, an air inlet and an air outlet. The water tank is connected with the first water inlet through the valve. The side water outlet is connected with the side water inlet through the first circulating pump and the steam heat exchange coil assembly in sequence. The spray water outlet is connected with the spray water inlet through the second circulating pump. The drain outlet is used for draining wastewater in the cleaning cabin. The liquid inlet is used for conveying a cleaning and disinfecting agent to the cleaning cabin. The air inlet is connected with the drying assembly. The controller is in communication connection with the valve, the heater, the first circulating pump, the second circulating pump, the steam heat exchange coil assembly and the drying assembly. The water tank is heated by the heater. The bacteria on the parts are killed by using the wet heat disinfection method. The water remaining on the parts is dried by using the drying assembly to meet the cleaning requirement, improve the cleaning and disinfecting and drying effect, and improve the processing efficiency and reduce the infection risk.

[0020] The control method and device of the workpiece cleaning and disinfecting equipment correspond to each other and have the above effects. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the application, the drawings needed in the embodiments will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without creative labor.

[0022] Figure 1 The structural diagram of the workpiece cleaning and disinfecting equipment provided by the embodiments of the application is shown in the figure.

[0023] Figure 2 The side view of the workpiece cleaning and disinfecting equipment provided by the embodiments of the application is shown in the figure.

[0024] Figure 3 The front view of the workpiece cleaning and disinfecting equipment provided by the embodiments of the application is shown in the figure.

[0025] Figure 4 The schematic diagram of the cleaning cabin provided by the embodiments of the application is shown in the figure.

[0026] Figure 5 The structural diagram of the load rack assembly provided by the embodiments of the application is shown in the figure.

[0027] Figure 6 The schematic diagram of the trolley provided by the embodiments of the application is shown in the figure.

[0028] Figure 7A structural diagram of a drying assembly provided for an embodiment of the present application;

[0029] Figure 8 A flowchart of a control method of a workpiece cleaning and disinfecting equipment provided for an embodiment of the present application,

[0030] The reference signs are as follows: 1 is a cleaning cabin, 2 is a water tank, 3 is a first circulating pump, 4 is a second circulating pump, 5 is a steam heat exchange coil assembly, 6 is a drying assembly, 7 is a base, 8 is a main body frame, 9 is a grille, 10 is a workpiece support plate, 11 is a first water inlet pipeline, 12 is a main water outlet pipeline, 13 is a branch water outlet pipeline, 14 is a second water inlet, 15 is a trolley, 16 is a bearing frame, 17 is a second water inlet pipeline, 18 is a third water inlet, 101 is a base inner shell, 102 is a first left side inner shell, 103 is a second left side inner shell, 104 is a first right side inner shell, 105 is a second right side inner shell, 106 is a first top inner shell, 107 is a second top inner shell, 601 is an air filter, 602 is a fan, 603 is a steam-electric dual-pole heating box, and 604 is a air distribution assembly. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0032] The core of the present application is to provide a workpiece cleaning and disinfecting equipment and a control method thereof, for improving the processing efficiency and improving the cleaning and disinfecting drying effect.

[0033] In order to enable those skilled in the art to better understand the present application, the present application will be further described in detail below with reference to the drawings and specific embodiments. It should be understood that the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0034] Figure 1 A structural diagram of a workpiece cleaning and disinfecting equipment provided for an embodiment of the present application, Figure 2 A side view of a workpiece cleaning and disinfecting equipment provided for an embodiment of the present application, Figure 3 A front view of a workpiece cleaning and disinfecting equipment provided for an embodiment of the present application. As Figures 1 to 3As shown in the figure, a workpiece cleaning and disinfecting device comprises a cleaning cabin 1, a water tank 2, a valve, a heater, a first circulating pump 3, a second circulating pump 4, a steam heat exchange coil assembly 5, a drying assembly 6 and a controller; the cleaning cabin 1 is provided with a first water inlet, a side spray water outlet, a side spray water inlet, a spray water outlet, a spray water inlet, a drain outlet, a liquid inlet, an air inlet and an air outlet; the water tank 2 is connected in communication with the first water inlet through the valve; the side spray water outlet is connected in communication with the side spray water inlet through the first circulating pump 3 and the steam heat exchange coil assembly 5 in sequence; the spray water outlet is connected in communication with the spray water inlet through the second circulating pump 4; the drain outlet is used for draining waste water in the cleaning cabin 1; the liquid inlet is used for conveying a cleaning and disinfecting agent to the cleaning cabin 1; the air inlet is connected in communication with the drying assembly 6; and the controller is connected in communication with the valve, the heater, the first circulating pump 3, the second circulating pump 4, the steam heat exchange coil assembly 5 and the drying assembly 6 respectively.

[0035] The shape and structure of the cleaning cabin 1 are not limited in the embodiments of the present application and can be designed according to actual needs. Figure 4 A schematic diagram of a cleaning cabin provided by the embodiments of the present application is shown in the figure. Figure 4 As shown in the figure, the cleaning cabin 1 is assembled by a base inner shell 101, a first left inner shell 102, a second left inner shell 103, a first right inner shell 104, a second right inner shell 105, a first top inner shell 106 and a second top inner shell 107, so as to facilitate combined installation; a door assembly is arranged at the front and back, facilitating the putting in and taking out of a workpiece to be detected. The base inner shell 101 is provided with a first water inlet, a side spray water outlet, a side spray water inlet, a spray water outlet and a drain outlet; the first left inner shell 102 and the second left inner shell 103 are provided with an air inlet and an air outlet; the second right inner shell 105 is provided with a liquid inlet; the first top inner shell 106 is provided with a spray water inlet; and the second top inner shell 107 is provided with a spray water inlet and an air outlet. Further, the side spray water inlet is connected with a sprayer, which can ensure uniform cleaning.

[0036] The number of the water tank 2 is not specifically limited in the embodiments of the present application, and the water tank 2 is used to input the cleaning cabin 1 by gravity. In order to improve the processing efficiency, the water tank 2 comprises a main water tank and a standby water tank connected in parallel; the main water tank and the standby water tank are connected in communication with the first water inlet, and the main water tank and the standby water tank are both connected with an external clean water source; the drain outlet and the overflow outlet of the main water tank and the standby water tank are connected in parallel to the drain outlet of the base inner shell 101; the inside of the main water tank and the standby water tank are both provided with a steam heat exchange coil and a steam heat exchange coil fixing frame for fixing the steam heat exchange coil; when the water in the main water tank is heated to a preset temperature and is input to the cleaning cabin 1, the standby water tank can start to heat the water to a preset standby temperature, so that the whole cleaning and disinfecting process is continuously carried out, and the processing efficiency is improved.

[0037] The liquid inlet can be communicated with the peristaltic pump and the liquid injection barrel in sequence through the liquid injection pipeline. The number of the liquid injection pipeline, the liquid injection barrel and the peristaltic pump can be determined according to the composition of the cleaning and disinfecting agent. If the cleaning and disinfecting agent is composed of hydrogen peroxide, active diluent and foaming agent, and the ratio of hydrogen peroxide, active diluent and foaming agent is 3:3:2, the number of the liquid injection pipeline, the liquid injection barrel and the peristaltic pump is three respectively. The amount of each component entering the cleaning cabin is controlled by controlling the peristaltic pump. Of course, the prepared cleaning and disinfecting agent can also be added to the cleaning cabin 1 through the liquid inlet.

[0038] The workpiece cleaning and disinfecting equipment provided by the embodiment of the application comprises a cleaning cabin, a water tank, a valve, a heater, a first circulating pump, a second circulating pump, a steam heat exchange coil assembly, a drying assembly and a controller. The cleaning cabin is provided with a first water inlet, a side spray water outlet, a side spray water inlet, a spray water outlet, a spray water inlet, a drain outlet, a liquid inlet, an air inlet and an air outlet. The water tank is connected in communication with the first water inlet through the valve. The side spray water outlet is connected in communication with the side spray water inlet in sequence through the first circulating pump and the steam heat exchange coil assembly. The spray water outlet is connected in communication with the spray water inlet through the second circulating pump. The drain outlet is used for draining wastewater in the cleaning cabin. The liquid inlet is used for conveying a cleaning and disinfecting agent to the cleaning cabin. The air inlet is connected in communication with the drying assembly. The controller is connected in communication with the valve, the heater, the first circulating pump, the second circulating pump, the steam heat exchange coil assembly and the drying assembly respectively. The water tank is heated by the heater. The bacteria on the parts are killed by using the wet heat disinfection method. The moisture remaining on the parts is dried by using the drying assembly to meet the cleaning requirement, improve the cleaning and disinfecting and drying effect, and improve the processing efficiency and reduce the infection risk.

[0039] Based on the above embodiment, considering that the workpiece to be cleaned is directly placed in the cleaning cabin 1 for cleaning, the workpiece may not be cleaned in place. Based on this, the application further comprises a load assembly for carrying the workpiece to be cleaned, and different load assemblies are provided for different types of workpieces to be cleaned.

[0040] Figure 5 A structure diagram of a first load assembly provided by the embodiment of the application is as follows: Figure 5As shown, the first load assembly includes a wheeled base 7, a main frame 8, a grid 9, a workpiece support plate 10, a first water inlet pipeline 11, a main water outlet pipeline 12 and a branch water outlet pipeline 13. The main frame 8 is arranged on the base 7, the grid 9 is arranged on the bottom and top of the main frame 8, the bottom of the first water inlet pipeline 11 is connected with the bottom grid 9, the top of the first water inlet pipeline 11 is above the top grid 9, and the top of the first water inlet pipeline 11 is provided with a second water inlet 14 which is detachably connected with the spray water inlet. The workpiece support plate 10 is detachably connected with the top grid 9, and the workpiece support plate 10 is provided with a fixing hole for bearing the workpiece to be cleaned. The main water outlet pipeline 12 is arranged on the bottom and top grids 9 respectively, and is connected with the first water inlet pipeline 11. The branch water outlet pipeline 13 is connected with the main water outlet pipeline 12 on the bottom, and is arranged vertically to the horizontal direction so that the workpiece to be cleaned is sleeved on the branch water outlet pipeline 13. The main water outlet pipeline 12 on the top is provided with a plurality of water outlets facing the workpiece support plate 10.

[0041] The workpiece to be cleaned includes some tubular workpieces. For these tubular workpieces, it is difficult to clean the inside of the tubular workpiece directly by placing it in the cleaning cabin 1. The first load assembly provided in the embodiment of the application can sleeve the tubular workpiece to be cleaned on the branch water outlet pipeline 13, and the circulating water flows into the second water inlet 14 provided on the top of the first water inlet pipeline 11 through the side spray water inlet, and then sequentially passes through the first water inlet pipeline 11, the main water outlet pipeline 12 and the branch water outlet pipeline 13 to clean the inside of the tubular workpiece to be cleaned. Further, the first water inlet pipeline 11, the main water outlet pipeline 12 and the branch water outlet pipeline 13 are detachably connected with each other, which facilitates assembly and disassembly and maintenance. The workpiece support plate 10 can be provided with fixing holes of different inner diameters so that workpieces of different outer diameters can be inserted into the fixing holes. The workpiece support plate 10 is detachably connected with the top grid 9, which facilitates replacement of the workpiece support plate 10. The main water outlet pipeline 12 on the top is provided with a plurality of water outlets facing the workpiece support plate 10 to clean the workpiece to be cleaned borne on the workpiece support plate 10.

[0042] Figure 6 A structural diagram of a second load assembly provided in the embodiment of the application is shown in FIG. 2. Figure 6As shown, the second load assembly includes a trolley 15, a carrier frame 16, a second water inlet pipeline 17, and a spray head. The carrier frame 16 is arranged on the trolley 15, the second water inlet pipeline 17 is arranged on the carrier frame 16, the top of the second water inlet pipeline 17 is provided with a third water inlet 18 which is detachably connected with the spray water inlet, and the spray head is arranged on the second water inlet pipeline 17 and faces the carrier frame 16. The carrier frame 16 is used to carry the workpieces to be cleaned. Specifically, the carrier frame 16 can be used to carry various large storage cylinders and pneumatic pumps. Therefore, the trolley 15 is arranged to facilitate the pushing or pulling of the second load assembly into or out of the cleaning cabin 1, thereby saving time and effort.

[0043] Based on the above, the capacity of the cleaning cabin 1 can simultaneously accommodate the first load assembly and the second load assembly. Based on the above, the spray water inlets are arranged on the first top inner shell 106 and the second top inner shell 107. Specifically, the second water inlet 14 in the first load assembly is detachably connected with the spray water inlet arranged on the first top inner shell 106, the third water inlet 18 in the second load assembly is detachably connected with the spray water inlet arranged on the second top inner shell 107, and the spray water outlets are connected in communication with the spray water inlets arranged on the first top inner shell 106 and the second top inner shell 107 through two parallel spray branches and the second circulating pump 4.

[0044] Based on the above embodiment, Figure 7 A structural diagram of a drying assembly provided by the embodiment of the present application is shown in FIG. 6. Figure 7 As shown, the drying assembly of the embodiment of the present application includes an air filter 601, a fan 602, an air pressure switch, a steam-electric dual-pole heating box 603, and an air distribution assembly 604 which are connected in sequence and are connected in communication with an air inlet.

[0045] Further, the steam-electric dual-pole heating box 603 is provided with a temperature sensor and a temperature protection switch which are in communication connection with a controller. The temperature protection switch is used to pause the heating of the steam-electric dual-pole heating box 603 when the temperature detected by the temperature sensor is greater than a set temperature. Through the temperature protection switch and the temperature sensor, the safety of the equipment can be ensured.

[0046] Based on the above embodiment, Figure 8 A flow chart of a control method of a workpiece cleaning and disinfecting device provided by the embodiment of the present application is shown in FIG. 8. Figure 8 As shown, the control method of the workpiece cleaning and disinfecting device includes the following steps.

[0047] S10: After the workpieces to be cleaned are placed into the cleaning cabin, the heater is controlled to heat the water in the water tank to a first preset temperature, the valve is opened to deliver the hot water in the water tank to the cleaning cabin, the valve is closed when the hot water in the cleaning cabin reaches a preset liquid level, and the first circulating pump and the second circulating pump are opened to spray the hot water to the workpieces to be cleaned for rinsing.

[0048] S11: After the end of the flushing and the discharge of the waste water, the valve is opened to deliver the clean water in the water tank to the cleaning cabin, while delivering the cleaning disinfectant to the cleaning cabin, after the solution in the cleaning cabin reaches the preset liquid level, the valve is closed, while the first circulating pump, the second circulating pump and the steam heat exchanger coil assembly are opened to heat the solution to the second preset temperature and then spray it on the workpiece to be cleaned for cleaning.

[0049] S12: After the end of the cleaning and the discharge of the waste water, the valve is opened to deliver the clean water in the water tank to the cleaning cabin, after the clean water in the cleaning cabin reaches the preset liquid level, the valve is closed, while the first circulating pump and the second circulating pump are opened to spray the clean water on the workpiece to be cleaned for rinsing.

[0050] S13: After the end of the rinsing and the discharge of the waste water, the heater is controlled to heat the clean water in the water tank to the third preset temperature, then the valve is opened to deliver the hot water in the water tank to the cleaning cabin, after the hot water in the cleaning cabin reaches the preset liquid level, the valve is closed, while the first circulating pump, the second circulating pump and the steam heat exchanger coil assembly are opened to spray the hot water on the workpiece to be cleaned for disinfection.

[0051] S14: After the end of the disinfection and the discharge of the waste water, the drying assembly is opened to dry the workpiece cleaned and disinfected.

[0052] In order to better understand the control method of the workpiece cleaning and disinfecting device, further detailed introduction is made as follows.

[0053] Before the workpiece is cleaned, the water in the main water tank is preheated to 70℃, and the water in the standby water tank is preheated to 93℃. The workpieces are loaded on the load rack assembly according to the categories, and after the loading is completed, they are pushed into the cleaning cabin and are docked with the spray water inlet.

[0054] 70℃ hot water flushing: After the cleaning starts, the water in the main water tank enters the cleaning cabin, after the controller obtains the liquid level signal fed back by the liquid level meter, the first circulating pump and the second circulating pump start to work to spray the hot water on the workpiece to be cleaned, so that the dirt on the workpiece is inactivated, the flushing time is 2 min, and after the flushing ends, the waste water is discharged.

[0055] 45℃ hot water cleaning: The external clean water source enters the main water tank, and then enters the cleaning cabin, while H2O2 hydrogen peroxide, HS630 active diluent and DA-6 foaming agent are injected in a ratio of 3:3:2, after the controller obtains the liquid level signal fed back by the liquid level meter, the first circulating pump and the second circulating pump start to work to spray the water on the workpiece to be cleaned, during the water circulation, the water is heated to 45℃ by the steam heat exchanger coil assembly and then the heating is stopped, the duration is 3 min, and after the cleaning ends, the waste water is discharged.

[0056] Rinse: The external clean water source enters the main water tank, and then enters the cleaning cabin. After the controller obtains the liquid level signal fed back by the liquid level meter, the first circulating pump and the second circulating pump start to work, water is sprayed on the workpiece to be cleaned to remove the foam on the workpiece, the rinse time is 2 min, and after the cleaning is completed, the waste water is discharged.

[0057] 93℃ disinfection: The water in the standby water tank enters the cleaning cabin, and after the controller obtains the liquid level signal fed back by the liquid level meter, the first circulating pump and the second circulating pump start to work, water is sprayed on the workpiece to be cleaned, and in the process of water circulation, the water is heated to 93℃ by the steam heat exchanger coil assembly and then the heating is stopped, the duration is 3 min, and after the disinfection is completed, the waste water is discharged.

[0058] Drying: After the disinfection is completed, the fan starts to work, the external wind is blown into the cleaning cabin, the hot air temperature is controlled at 120℃, and the drying time lasts for 15 min.

[0059] The control method of the workpiece cleaning and disinfecting equipment provided by the embodiment of the application is applied to the workpiece cleaning and disinfecting equipment described above, and includes the following steps: after the workpiece to be cleaned is placed in the cleaning cabin, the heater is controlled to heat the water in the water tank to a first preset temperature, the valve is opened to deliver the hot water in the water tank to the cleaning cabin, the valve is closed after the hot water in the cleaning cabin reaches a preset liquid level, and the first circulating pump and the second circulating pump are opened to spray the hot water on the workpiece to be cleaned for flushing; after the flushing is completed and the waste water is discharged, the valve is opened to deliver the clean water in the water tank to the cleaning cabin, and the cleaning and disinfecting agent is delivered to the cleaning cabin, the valve is closed after the solution in the cleaning cabin reaches the preset liquid level, and the first circulating pump, the second circulating pump and the steam heat exchanger coil assembly are opened to heat the solution to a second preset temperature and then spray the solution on the workpiece to be cleaned for cleaning; after the cleaning is completed and the waste water is discharged, the valve is opened to deliver the clean water in the water tank to the cleaning cabin, the valve is closed after the clean water in the cleaning cabin reaches the preset liquid level, and the first circulating pump and the second circulating pump are opened to spray the clean water on the workpiece to be cleaned for rinsing; after the rinsing is completed and the waste water is discharged, the heater is controlled to heat the clean water in the water tank to a third preset temperature, the valve is opened to deliver the hot water in the water tank to the cleaning cabin, the valve is closed after the hot water in the cleaning cabin reaches the preset liquid level, and the first circulating pump, the second circulating pump and the steam heat exchanger coil assembly are opened to spray the hot water on the workpiece to be cleaned for disinfection; after the disinfection is completed and the waste water is discharged, the drying assembly is opened to dry the workpiece to be cleaned after the cleaning and disinfection. The heater is used to heat the water tank, the bacteria on the parts are killed by using the wet heat disinfection method, the moisture remaining on the parts is dried by using the drying assembly, the cleaning requirement is met, the cleaning and disinfection and drying are integrated, the cleaning and disinfection quality is ensured, the degree of automation is high, manual processing is not needed, the processing efficiency is improved, and the infection risk is reduced.

[0060] The workpiece cleaning and disinfecting apparatus and the control method thereof are described in detail above. The embodiments in the specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts of each embodiment can be understood by referring to each other. For the apparatus disclosed in the embodiments, the description is relatively simple because it corresponds to the method disclosed in the embodiments. The relevant parts can be understood by referring to the description of the method. It should be noted that, for those skilled in the art, some improvements and modifications can be made to the present application without departing from the principles of the present application, and these improvements and modifications also fall within the protection scope of the claims of the present application.

[0061] It should also be noted that, in the specification, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or sequence between the entities or operations. Moreover, the terms “include”, “contain” or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement “including a” does not exclude the presence of other identical elements in the process, method, article or device including the element.

Claims

1. A workpiece cleaning and disinfection device, characterized in that, The utility model relates to a cleaning device for cleaning workpiece, which comprises: a cleaning cabin, a water tank, a valve, a heater, a first circulating pump, a second circulating pump, a steam heat exchange coil assembly, a drying assembly and a controller; the cleaning cabin is provided with a first water inlet, a side spray water outlet, a side spray water inlet, a spray water outlet, a spray water inlet, a drain outlet, a liquid inlet, an air inlet and an air outlet, the water tank is communicated with the first water inlet through the valve, the side spray water outlet is communicated with the side spray water inlet through the first circulating pump and the steam heat exchange coil assembly in sequence, the spray water outlet is communicated with the spray water inlet through the second circulating pump, the drain outlet is used for discharging waste water in the cleaning cabin, the liquid inlet is used for conveying cleaning disinfectant to the cleaning cabin, the air inlet is communicated with the drying assembly, and the controller is respectively communicated with the valve, the heater, the first circulating pump, the second circulating pump, the steam heat exchange coil assembly and the drying assembly; the first load assembly comprises a base with wheels, a main frame, a grid, a workpiece support plate, a first water inlet pipe, a main water outlet pipe and a branch water outlet pipe, the main frame is arranged on the base, the grid is arranged on the bottom and the top of the main frame, the bottom of the first water inlet pipe is connected with the grid on the bottom, the top of the first water inlet pipe is located above the grid on the top, and the top of the first water inlet pipe is provided with a second water inlet, the second water inlet is detachably connected with the spray water inlet, the workpiece support plate is detachably connected with the grid on the top, and the workpiece support plate is provided with fixing holes for bearing the workpiece to be cleaned, the main water outlet pipe is arranged on the grids on the bottom and the top respectively, the main water outlet pipe is connected with the first water inlet pipe, the branch water outlet pipe is connected with the main water outlet pipe on the bottom and is arranged vertically to the horizontal direction so that the pipe cavity workpiece to be cleaned can be sleeved on the branch water outlet pipe, and a plurality of water outlets on the main water outlet pipe on the top are arranged towards the workpiece support plate; the second load assembly comprises a trolley, a bearing frame, a second water inlet pipe and a spray head, the bearing frame is arranged on the trolley, the second water inlet pipe is arranged on the bearing frame, the top of the second water inlet pipe is provided with a third water inlet which is detachably connected with the spray water inlet, the spray head is arranged on the second water inlet pipe and faces the bearing frame, and the bearing frame is used for bearing the workpiece to be cleaned; the side spray water inlet is connected with a sprayer; the drying assembly comprises an air filter, a fan, an air pressure switch, a steam-electric dual-pole heating box and an air distribution assembly which are connected in sequence, and the air distribution assembly is communicated with the air inlet. The steam-electricity dual-pole heating box is provided with a temperature sensor and a temperature protection switch, both of which are in communication connection with the controller, and the temperature protection switch is used to suspend the heating of the steam-electricity dual-pole heating box when the temperature detected by the temperature sensor is greater than a set temperature.

2. The workpiece cleaning and sanitizing apparatus of claim 1, wherein, The cleaning cabin is assembled by a base inner shell, a first left inner shell, a second left inner shell, a first right inner shell, a second right inner shell, a first top inner shell and a second top inner shell.

3. The workpiece cleaning and sanitizing apparatus of claim 1, wherein, The water tank comprises a main water tank and a standby water tank connected in parallel, both of which are in communication with the first water inlet, and the main water tank and the standby water tank are connected to a clean water source.

4. A control method of a workpiece cleaning and sterilizing apparatus, characterized by, The workpiece cleaning and disinfecting device is applied to any one of claims 1-3, comprising: After the workpiece to be cleaned is placed in the cleaning cabin, the heater is controlled to heat the water in the water tank to a first preset temperature, then the valve is opened to deliver the hot water in the water tank to the cleaning cabin, when the hot water in the cleaning cabin reaches a preset liquid level, the valve is closed, and the first circulating pump and the second circulating pump are opened to spray the hot water to the workpiece to be cleaned for rinsing; After rinsing and discharging waste water, the valve is opened to deliver clean water in the water tank to the cleaning cabin, and a cleaning and disinfecting agent is delivered to the cleaning cabin, when the solution in the cleaning cabin reaches a preset liquid level, the valve is closed, and the first circulating pump, the second circulating pump and the steam heat exchange coil assembly are opened to heat the solution to a second preset temperature and then spray it to the workpiece to be cleaned for cleaning; After cleaning and discharging waste water, the valve is opened to deliver clean water in the water tank to the cleaning cabin, when the clean water in the cleaning cabin reaches a preset liquid level, the valve is closed, and the first circulating pump and the second circulating pump are opened to spray the clean water to the workpiece to be cleaned for rinsing; After rinsing and discharging waste water, the heater is controlled to heat the clean water in the water tank to a third preset temperature, then the valve is opened to deliver the hot water in the water tank to the cleaning cabin, when the hot water in the cleaning cabin reaches a preset liquid level, the valve is closed, and the first circulating pump, the second circulating pump and the steam heat exchange coil assembly are opened to spray the hot water to the workpiece to be cleaned for disinfection; After disinfection and discharging waste water, the drying assembly is opened to dry the workpiece after cleaning and disinfection.

5. The control method of the workpiece cleaning and sterilizing apparatus according to claim 4, characterized by, The cleaning and disinfecting agent is composed of hydrogen peroxide, active diluent and foaming agent, and the ratio of the hydrogen peroxide, the active diluent and the foaming agent is 3:3:2.

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