CN213855943U - Single-cavity precise cleaning machine - Google Patents

Single-cavity precise cleaning machine Download PDF

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Publication number
CN213855943U
CN213855943U CN202022439443.4U CN202022439443U CN213855943U CN 213855943 U CN213855943 U CN 213855943U CN 202022439443 U CN202022439443 U CN 202022439443U CN 213855943 U CN213855943 U CN 213855943U
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China
Prior art keywords
cavity
liquid storage
storage tank
cleaning
cleaning machine
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Withdrawn - After Issue
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CN202022439443.4U
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Chinese (zh)
Inventor
许贵明
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Suzhou Nom Automation Technology Co ltd
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Suzhou Nom Automation Technology Co ltd
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Priority to CN202022439443.4U priority Critical patent/CN213855943U/en
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Abstract

A single-cavity precision cleaning machine comprises a cleaning machine body, wherein a sealing cavity mechanism with a cleaning cavity, an electrical control cabinet for automatic control and a plurality of liquid storage tanks for storing different liquids are arranged in the cleaning machine body, and the liquid storage tanks are all arranged on one side of the cleaning cavity; the liquid storage tank is communicated with the cavity of the cleaning cavity through a liquid supplementing pipeline, and a valve is arranged on the pipeline; the cavity of the cleaning cavity is connected with a return pipeline communicated with the liquid storage tank, and a return pump and a valve are arranged on the return pipeline; a spray head for spraying the product to be washed is arranged in the washing cavity and is connected with the liquid supplementing pipeline. The utility model discloses a vacuum cooperation siphon principle moisturizing mode, the steady free from admixture of rivers makes in the cleaner slowly mends the main cavity, uses oil water separator to make the proportion that contains the greasy dirt in the cleaner of replenishment reduce, adopts the utility model relates to a cavity sealing mechanism makes the better vacuum effect of its sealing performance also better.

Description

Single-cavity precise cleaning machine
Technical Field
The utility model belongs to the technical field of cleaning equipment development, concretely relates to accurate cleaning machine of single cavity.
Background
Currently, in the cleaning field, ultrasonic cleaning machines are widely used in the surface spraying treatment industry, the mechanical industry, the electronic industry, the medical industry, the semiconductor industry, the clock and jewelry industry, the optical industry, the textile printing and dyeing industry and the like. In the surface spraying treatment industry, the cleaning agent can be used for cleaning attachments (oil, mechanical cutting scraps, grinding materials, dust, polishing wax and the like), removing deposited carbon before electroplating, removing oxide skin, removing polishing paste, removing oil and rust, cleaning before ion plating, phosphating, activating the surface of a metal workpiece and the like. The spraying pretreatment and the cleaning before electroplating of stainless steel polishing products, stainless steel cutters, tableware, cutters, locks, lamp decorations and hand ornaments. In the mechanical industry, the cutting oil, abrasive particles, scrap iron, dust, fingerprints and the like can be cleaned. The cleaning agent is also used for cleaning measuring tools and removing oil and rust of mechanical parts; the method comprises the following steps of (1) cleaning an engine, engine parts, a gearbox, a shock absorber, a bearing bush, an oil nozzle, a cylinder body, a valve body, a carburetor, automobile parts and a chassis before painting for oil removal, rust removal and phosphorization; dredging and cleaning a filter, a piston accessory and a filter screen, and the like. The oil removing and stain removing device is suitable for oil removing and stain removing of air conditioners in train carriages and rust preventing, rust removing and oil removing of various parts of train heads in the railway industry.
In the traditional cleaning machine, an oil-water separation device is not used in a medicament cleaning tank, so that medicaments can be mixed with a rear rinsing functional area, and the water flow is overlarge due to the liquid supplement of a water pump, so that the medicaments and the water are stirred to generate a large amount of foams; the sealing device is controlled by a plurality of cylinders, the consistency of the sealing device is difficult to control, the sealing device is unstable, and water leakage and liquid leakage are easy to occur after a long time.
Therefore, in order to improve the cleaning force of the cleaning machine and ensure the sealing stability of the device, a single-cavity precision cleaning machine is designed to solve the problem.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a single-cavity precise cleaning machine.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: a single-cavity precision cleaning machine comprises a cleaning machine body, wherein a sealing chamber mechanism with a cleaning cavity, an electrical control cabinet for automatic control and a plurality of liquid storage tanks for storing different liquids are arranged in the cleaning machine body, and the liquid storage tanks are all arranged on one side of the cleaning cavity; the liquid storage tank is communicated with the cavity of the cleaning cavity through a liquid supplementing pipeline, and a valve is arranged on the pipeline; the cavity of the cleaning cavity is connected with a return pipeline communicated with the liquid storage tank, and a return pump and a valve are arranged on the return pipeline; and a spray head for spraying a product to be washed is arranged in the cleaning cavity and is connected with the liquid supplementing pipeline.
The preferable technical scheme is as follows: the sealing chamber mechanism comprises an upper guide rail and a lower guide rail, a moving frame is arranged between the upper guide rail and the lower guide rail, and the moving frame is arranged between the upper guide rail and the lower guide rail in a left-right moving mode; a sealing door plate for sealing the cavity is arranged on the moving frame, and a lever is arranged on the sealing door plate; the movable frame is provided with a guide plate, and the guide plate is provided with a chute; a pressing connecting rod capable of moving along the chute track is transversely arranged on the moving frame and is in transmission connection with the lever.
The preferable technical scheme is as follows: and a drying and heating device communicated with the inside of the cavity is arranged outside the cleaning cavity, and a fan is arranged on one side of the drying and heating device.
The preferable technical scheme is as follows: the liquid storage tank is provided with a first liquid storage tank, a second liquid storage tank, a third liquid storage tank and a fourth liquid storage tank which are sequentially arranged, and the first liquid storage tank is provided with an oil-water separation device; and heating pipes are arranged in the first liquid storage tank, the second liquid storage tank, the third liquid storage tank and the fourth liquid storage tank.
The preferable technical scheme is as follows: a plurality of liquid supplementing valves respectively corresponding to the first liquid storage tank, the second liquid storage tank, the third liquid storage tank and the fourth liquid storage tank are arranged on the liquid supplementing pipeline; and a plurality of drain valves respectively corresponding to the first liquid storage tank, the second liquid storage tank, the third liquid storage tank and the fourth liquid storage tank are arranged on the liquid supplementing pipeline.
The preferable technical scheme is as follows: the water circulation device is characterized in that the backflow pipeline is provided with a filtering device and a circulating water pump, the filtering device is respectively connected with a water purification drain pipe and a sewage drain pipe, the water purification drain pipe is provided with a water drainage valve, and the sewage drain pipe is provided with a sewage drainage valve.
The preferable technical scheme is as follows: the interior of the cavity of the cleaning cavity is communicated with a vacuum pump.
The preferable technical scheme is as follows: and a heating rod for heating liquid is arranged in the cleaning cavity.
The preferable technical scheme is as follows: an ultrasonic generator is arranged in the cleaning cavity.
The preferable technical scheme is as follows: an air draft device communicated with the inside is arranged outside the machine body of the cleaning machine.
Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has is:
the utility model discloses a vacuum cooperation siphon principle moisturizing mode, the steady free from admixture of rivers makes in the cleaner slowly mends the main cavity, uses oil water separator to make the proportion that contains the greasy dirt in the cleaner of replenishment reduce, adopts the utility model relates to a cavity sealing mechanism makes the better vacuum effect of its sealing performance also better.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a front view of the sealed chamber mechanism.
Fig. 5 is a side view of the sealed chamber mechanism.
In the above drawings, the cleaning cavity 1, the sealing chamber mechanism 2, the upper guide rail 201, the lower guide rail 202, the opening and closing cylinder 203, the moving frame 204, the sealing door panel 205, the pressing cylinder 206, the lever 207, the guide plate 208, the pressing connecting rod 209, the synchronizing plate 2010, the reflux pump 3, the vacuum pump 4, the fan 5, the circulating water pump 6, the filtering device 7, the air draft device 8, the first reservoir 9, the second reservoir 10, the third reservoir 11, the fourth reservoir 12, the oil-water separation device 13, the liquid supplementing valve 14, the electrical control cabinet 15, the sewage discharge valve 16, the water discharge and purification valve 17, the water discharge valve 18 and the drying and heating device 19.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 5. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 5, a single-cavity precision cleaning machine comprises a machine body of the cleaning machine, wherein a sealed cavity mechanism 2 with a cleaning cavity 1, an electrical control cabinet 15 for automatic control and a plurality of liquid storage tanks for storing different liquids are arranged in the machine body, and the liquid storage tanks are all arranged on one side of the cleaning cavity 1; the liquid storage tank is communicated with the chamber of the cleaning cavity 1 through a liquid supplementing pipeline, and a valve is arranged on the pipeline; the chamber of the cleaning cavity 1 is connected with a return pipeline communicated with the liquid storage tank, and the return pipeline is provided with a return pump 3 and a valve; a spray head for spraying the product to be washed is arranged in the washing cavity 1 and is connected with the liquid supplementing pipeline. The liquid storage tank is provided with a first liquid storage tank 9, a second liquid storage tank 10, a third liquid storage tank 11 and a fourth liquid storage tank 12 which are sequentially arranged, and the first liquid storage tank 9 is provided with an oil-water separation device 13; heating pipes are arranged in the first liquid storage tank 9, the second liquid storage tank 10, the third liquid storage tank 11 and the fourth liquid storage tank 12. A plurality of liquid supplementing valves 14 respectively corresponding to the first liquid storage tank 9, the second liquid storage tank 10, the third liquid storage tank 11 and the fourth liquid storage tank 12 are arranged on the liquid supplementing pipeline; the liquid supplementing pipeline is provided with a plurality of drain valves 18 which respectively correspond to the first liquid storage tank 9, the second liquid storage tank 10, the third liquid storage tank 11 and the fourth liquid storage tank 12. The return pipeline is provided with a filtering device 7 and a circulating water pump 6, the filtering device 7 is respectively connected with a water purification drain pipe and a sewage drain pipe, the water purification drain pipe is provided with a water drainage valve 17, and the sewage drain pipe is provided with a sewage drainage valve 16. The electrical devices are all electrically connected to the electrical control cabinet 15.
The principle is as follows: different cleaning liquids can be put into the first liquid storage tank 9, the second liquid storage tank 10, the third liquid storage tank 11 and the fourth liquid storage tank 12, the workpiece is cleaned step by step according to a cleaning procedure, the different liquid storage tanks are communicated with the chamber through different liquid supplementing pipelines, a water pump and a valve corresponding to the liquid storage tanks are arranged on the liquid supplementing pipelines, corresponding control is realized through a control cabinet, and the liquid is led into the chamber as required; and a backflow pipeline is also arranged between the chamber and the liquid storage tanks, the backflow pipeline is also provided with a water pump and valves corresponding to the liquid storage tanks, after the liquid in one liquid storage tank is used for cleaning in one step, the liquid flows back to the corresponding liquid storage tank, and then the liquid in the other liquid storage tank is introduced for cleaning in the next step, so that the cleaning is sequentially completed. The cleaned liquid is filtered by the filter device 7 and then discharged.
The preferred embodiment is: as shown in fig. 4 to 5, the sealed chamber mechanism 2 includes an upper guide rail 201 and a lower guide rail 202, a moving frame 204 is disposed between the upper guide rail 201 and the lower guide rail 202, and the moving frame 204 is disposed between the upper guide rail 201 and the lower guide rail 202 in a left-right moving manner; a sealing door plate 205 for sealing the chamber is arranged on the moving frame 204, and a lever 207 is arranged on the sealing door plate 205; a guide plate 208 is arranged on the movable frame 204, and a chute is formed in the guide plate 208; a pressing connecting rod 209 capable of moving along the chute track is transversely arranged on the moving frame 204, and the pressing connecting rod 209 is in transmission connection with the lever 207. The movable frame 204 is provided with a pressing cylinder 206 which moves up and down, the pressing cylinder 206 is connected with a horizontal synchronous plate 2010, and the synchronous plate 2010 is in transmission connection with the pressing connecting rod 209 through a synchronous belt. A connecting plate is fixed on the movable frame 204, and an opening and closing cylinder 203 for sealing the action of the door panel 205 is connected on the connecting plate.
The principle is as follows: the pressing cylinder 206 moves downwards to drive the synchronous plate 2010 to move downwards, the synchronous plate 2010 drives the pressing connecting rod 209 to move downwards through the synchronous belt, the pressing connecting rod 209 drives the lever 207 to move, the pressing connecting rod 209 moves outwards along the track of the chute in the downward process, and the lever 2077 drives the sealing door panel 205 to open outwards and move downwards; the movable frame 204 drives the sealing door plate 205 to move towards one side through the action of the opening and closing cylinder 203, and the cavity is exposed after the sealing door plate 205 moves and is opened; when the sealing door panel 205 is opened, the movable frame 204 moves to one side and moves between the upper guide rail 201 and the lower guide rail 202; when the seal door panel 205 needs to be closed, the moving frame 204 moves towards the other side, the seal door panel 205 is sent back to the chamber port, then the pressing cylinder 206 retracts, and the seal door panel 205 is driven to move upwards and close towards the inner side.
The upper guide rail 201 and the lower guide rail 202 are adopted to open and close the sealing door panel 205 through moving wheels, the pressing cylinder 206 is used to match the pressing connecting rod 209 through the action of the synchronous belt and the synchronous plate 2010 to achieve a central pressing mode, and meanwhile, an orientation pin is arranged to ensure the plane consistency of the door panel when the sealing door panel 205 is loosened; the application of force to the compression means causes the door seal 205 to be fully compressed, providing a good sealing function even when the equipment is subjected to a large amount of deformation during welding.
The preferred embodiment is: as shown in fig. 3, a drying and heating device 19 communicated with the inside of the chamber is arranged outside the cleaning cavity 1, and a fan 5 is arranged on one side of the drying and heating device 19; the drying treatment can be directly carried out on the product in the chamber, the drying equipment does not need to be put in, and the overall efficiency is improved.
The preferred embodiment is: as shown in fig. 1, the interior of the cleaning chamber 1 is communicated with a vacuum pump 4; the interior of the chamber is in a vacuum environment, so that the workpiece is prevented from generating oxidation reaction in the cleaning process; the vacuum environment also increases the sealing performance.
The preferred embodiment is: a heating rod for heating liquid is arranged in the cleaning cavity 1; according to the work piece washing demand, heat when corresponding the cleaning process, strengthen the cleaning performance.
The preferred embodiment is: an ultrasonic generator is arranged in the cleaning cavity 1; the cavitation action, the acceleration action and the direct current action of the ultrasonic waves in the liquid are utilized to directly and indirectly act on the liquid and the dirt, so that the dirt layer is dispersed, emulsified and stripped to achieve the aim of cleaning, and the workpiece is cleaned more thoroughly.
The preferred embodiment is: as shown in fig. 1, an air draft device 8 communicated with the interior is arranged outside the machine body of the cleaning machine; improve the environment in the machine body and discharge the redundant heat.
The washing chamber 1 is the main place where the cleaning process and all settable parameter washing phases are performed: the method is characterized in that an SUS316L mirror panel is adopted for manufacturing, two different cleaning agents are used for spraying and deoiling and ultrasonic decontamination cleaning, a spraying and rinsing mode is used, deionized water is used for ultrasonic rinsing, finally deionized water is used for ultrasonic rinsing through an antirust agent with a conductivity ratio, vacuum drying is carried out after air blowing is carried out for dewatering, and all the steps are carried out under vacuum.
The first liquid storage tank 9, the second liquid storage tank 10, the third liquid storage tank 11 and the fourth liquid storage tank 12 are all provided with heating, liquid level control and temperature control, and meanwhile, heat insulation devices are arranged among the liquid storage tanks. The cleaning machine is provided with a filtering device 7, and all liquid storage tank liquids can be filtered through the corresponding filtering device 7 when returning to the corresponding liquid storage tanks, so that the cleanliness of the interior of the tank body is ensured.
The versatile combination of the devices allows the operator to set and select multiple cleaning cycles via the control panel, and the system will be very flexible in response to a human-based design, allowing for thorough cleaning of even very critical and complex-shaped parts.
The cleaning process period is as follows:
pre-cleaning: the cleaning agent solvent of a liquid storage tank is sprayed for deoiling cleaning through a spraying port of a spray head, the spraying cleaning time can be set, a liquid discharge valve is closed after spraying is finished, liquid of the liquid storage tank provides conditions for forming a micro-vacuum environment in a cavity through a vacuum pump so as to realize a siphon principle, and when equipment reaches a set liquid level, vacuum ultrasonic cleaning is carried out. And after the cleaning is finished, the solvent is recovered into the first liquid storage tank. The first liquid storage tank is provided with a heating and oil-water separating device.
Ultrasonic cleaning: and the liquid in the second liquid storage tank forms a micro-vacuum environment in the chamber through a vacuum pump, so that conditions are provided for realizing a siphon principle, and when the equipment reaches a set liquid level, vacuum ultrasonic cleaning is carried out.
Rinsing: rinsing and cleaning are carried out by spraying hot water stored in a third liquid storage tank, and if necessary, ultrasonic rinsing is carried out by immersing the workpiece in the tank using ultrasonic waves.
Rinsing: the deionized water will go through the final rinse cleaning operation (ultrasonic immersion) from reservoir No. four to the cleaning chamber to ensure the highest quality cleaning process.
And (3) drying: also, drying is performed in the main cleaning chamber, wherein the combination of heating, blowing, cooling and vacuum systems and the water condensation system make the workpiece easier to dry.
The machine is controlled by a PLC by which the product-specific processing cycle can be programmed and controlled according to individual requirements, minimizing the risk of operator operation errors. This allows the operator to select and run the appropriate program for the cleaning job. When the washing program is executed, the different washing phases will be displayed on the display. The end of the cleaning cycle is signaled by a light or sound alarm.
The utility model discloses a vacuum cooperation siphon principle moisturizing mode, the steady free from admixture of rivers makes in the cleaner slowly mends the main cavity, uses oil water separator to make the proportion that contains the greasy dirt in the cleaner of replenishment reduce, adopts the utility model relates to a cavity sealing mechanism makes the better vacuum effect of its sealing performance also better.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (10)

1. The utility model provides a single cavity precision cleaning machine which characterized in that: the cleaning machine comprises a machine body of the cleaning machine, wherein a sealing chamber mechanism with a cleaning cavity, an electrical control cabinet for automatic control and a plurality of liquid storage tanks for storing different liquids are arranged in the machine body, and the liquid storage tanks are all arranged on one side of the cleaning cavity; the liquid storage tank is communicated with the cavity of the cleaning cavity through a liquid supplementing pipeline, and a valve is arranged on the pipeline; the cavity of the cleaning cavity is connected with a return pipeline communicated with the liquid storage tank, and a return pump and a valve are arranged on the return pipeline; and a spray head for spraying a product to be washed is arranged in the cleaning cavity and is connected with the liquid supplementing pipeline.
2. The single-cavity precision cleaning machine according to claim 1, characterized in that: the sealing chamber mechanism comprises an upper guide rail and a lower guide rail, a moving frame is arranged between the upper guide rail and the lower guide rail, and the moving frame is arranged between the upper guide rail and the lower guide rail in a left-right moving mode; a sealing door plate for sealing the cavity is arranged on the moving frame, and a lever is arranged on the sealing door plate; the movable frame is provided with a guide plate, and the guide plate is provided with a chute; a pressing connecting rod capable of moving along the chute track is transversely arranged on the moving frame and is in transmission connection with the lever.
3. The single-cavity precision cleaning machine according to claim 2, characterized in that: and a drying and heating device communicated with the inside of the cavity is arranged outside the cleaning cavity, and a fan is arranged on one side of the drying and heating device.
4. The single-cavity precision cleaning machine according to claim 3, characterized in that: the liquid storage tank is provided with a first liquid storage tank, a second liquid storage tank, a third liquid storage tank and a fourth liquid storage tank which are sequentially arranged, and the first liquid storage tank is provided with an oil-water separation device; and heating pipes are arranged in the first liquid storage tank, the second liquid storage tank, the third liquid storage tank and the fourth liquid storage tank.
5. The single-cavity precision cleaning machine according to claim 4, characterized in that: a plurality of liquid supplementing valves respectively corresponding to the first liquid storage tank, the second liquid storage tank, the third liquid storage tank and the fourth liquid storage tank are arranged on the liquid supplementing pipeline; and a plurality of drain valves respectively corresponding to the first liquid storage tank, the second liquid storage tank, the third liquid storage tank and the fourth liquid storage tank are arranged on the liquid supplementing pipeline.
6. The single-cavity precision cleaning machine according to claim 5, characterized in that: the water circulation device is characterized in that the backflow pipeline is provided with a filtering device and a circulating water pump, the filtering device is respectively connected with a water purification drain pipe and a sewage drain pipe, the water purification drain pipe is provided with a water drainage valve, and the sewage drain pipe is provided with a sewage drainage valve.
7. The single-cavity precision cleaning machine according to claim 6, characterized in that: the interior of the cavity of the cleaning cavity is communicated with a vacuum pump.
8. The single-cavity precision cleaning machine according to claim 7, characterized in that: and a heating rod for heating liquid is arranged in the cleaning cavity.
9. The single-cavity precision cleaning machine according to claim 8, characterized in that: an ultrasonic generator is arranged in the cleaning cavity.
10. The single-cavity precision cleaning machine according to claim 9, characterized in that: an air draft device communicated with the inside is arranged outside the machine body of the cleaning machine.
CN202022439443.4U 2020-10-28 2020-10-28 Single-cavity precise cleaning machine Withdrawn - After Issue CN213855943U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022439443.4U CN213855943U (en) 2020-10-28 2020-10-28 Single-cavity precise cleaning machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022439443.4U CN213855943U (en) 2020-10-28 2020-10-28 Single-cavity precise cleaning machine

Publications (1)

Publication Number Publication Date
CN213855943U true CN213855943U (en) 2021-08-03

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CN202022439443.4U Withdrawn - After Issue CN213855943U (en) 2020-10-28 2020-10-28 Single-cavity precise cleaning machine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112317429A (en) * 2020-10-28 2021-02-05 苏州诺姆自动化科技有限公司 Single-cavity precise cleaning machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112317429A (en) * 2020-10-28 2021-02-05 苏州诺姆自动化科技有限公司 Single-cavity precise cleaning machine
CN112317429B (en) * 2020-10-28 2024-06-04 苏州诺姆自动化科技有限公司 Single-cavity precise cleaning machine

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