CN106773182B - Bubble removal and lamination all-in-one machine with high-low pressure oil return system - Google Patents
Bubble removal and lamination all-in-one machine with high-low pressure oil return system Download PDFInfo
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- CN106773182B CN106773182B CN201710036119.8A CN201710036119A CN106773182B CN 106773182 B CN106773182 B CN 106773182B CN 201710036119 A CN201710036119 A CN 201710036119A CN 106773182 B CN106773182 B CN 106773182B
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- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
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Abstract
The utility model provides a remove bubble laminating all-in-one with high-low pressure oil return system, removes bubble laminating all-in-one includes work box, compressor, admission valve, air outlet valve, oil return valve, low pressure cylinder and high pressure cylinder, and the air inlet of compressor is connected with the gas outlet of work box through the admission valve, and the work box air inlet is connected with the gas outlet of high pressure cylinder, and low pressure cylinder and high pressure cylinder are connected with the compressor through the air outlet valve, and low pressure cylinder and high pressure cylinder are directly or indirectly connected with the compressor respectively through oil return valve. The invention adopts the compressor with oil, not only has low cost, but also has noise which is more than 5 times lower than that of the oil-free air compressor, and the noise can hardly be heard like a household refrigerator. The invention adopts the high-pressure oil return system and the low-pressure oil return system to return the oil from the output port of the compressor into the compressor for reuse through the oil return system, thereby preventing the compressor from being out of order due to oil shortage and ensuring the normal operation of the compressor.
Description
Technical Field
The invention relates to a bubble removing and laminating all-in-one machine, in particular to a bubble removing and laminating all-in-one machine with a high-low pressure oil return system, and belongs to the technical field of liquid crystal screen processing machinery.
Background
With the continuous development of technologies such as mobile phones and tablet computers, the demand of liquid crystal screens is increasing, and the processing industry of liquid crystal screens is also greatly developed. The LCD screen need use the rigging machine in the course of working to laminate it, still need use simultaneously to remove the bubble machine and carry out the bubble removal processing to the LCD screen after the laminating, and traditional rigging machine all is the components of a whole that can function independently design with removing the bubble machine, and the user need purchase two sets of equipment and just can carry out the processing of LCD screen, not only extravagant use cost, and area is great moreover, and it is also convenient inadequately to use. Consequently, LCD screen processing machinery has and walks to the all-in-one trend from the components of a whole that can function independently machine gradually, both can realize the laminating through the all-in-one promptly, can realize removing the bubble again, just so require the all-in-one both to set up the vacuum pump that is used for the evacuation in the all-in-one, will set up again and be used for dashing into highly compressed air compressor machine, the vacuum pump and the air compressor machine of the all-in-one among the prior art all adopt oil-free vacuum pump and oil-free air compressor machine, adopt the design of double pump not only high in service cost like this, during the use, the noise is also big moreover.
Disclosure of Invention
Aiming at the defects of high cost and high noise caused by the adoption of a mode of double pump design of a vacuum pump and an air compressor in the laminating and bubble removing integrated machine in the prior art, the invention provides a novel bubble removing and laminating integrated machine with a high-pressure and low-pressure oil return system.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a remove bubble laminating all-in-one with high-low pressure oil return system, removes bubble laminating all-in-one includes work box, compressor, admission valve, air outlet valve, oil return valve, low pressure cylinder and high pressure cylinder, and the air inlet of compressor is connected with the gas outlet of work box through the admission valve, and the work box air inlet is connected with the gas outlet of high pressure cylinder, and low pressure cylinder and high pressure cylinder are connected with the compressor through the air outlet valve, and low pressure cylinder and high pressure cylinder are directly or indirectly connected with the compressor respectively through oil return valve.
The technical scheme adopted by the invention for solving the technical problem further comprises the following steps:
and a defoaming electromagnetic valve is connected between the air inlet of the working box and the air outlet of the high-pressure cylinder, and the defoaming electromagnetic valve is provided with one air inlet and one or two air outlets.
The air outlet valve adopts an air outlet valve with an air inlet and two air outlets, the air inlet of the high-pressure cylinder is connected with one air outlet of the air outlet valve, and the air inlet of the low-pressure cylinder is connected with the other air outlet of the air outlet valve; or the two air outlet valves are provided with an air inlet and an air outlet, the air inlet of the high-pressure cylinder is connected with the air outlet of the compressor through the first air outlet valve, and the air inlet of the low-pressure cylinder is connected with the air outlet of the compressor through the second air outlet valve.
The air inlet in the high-pressure air cylinder is connected with a high-pressure air cylinder air inlet filter element; or the air outlet in the high-pressure air cylinder is connected with a high-pressure air cylinder air outlet filter element; or the air inlet in the high-pressure cylinder is connected with a high-pressure cylinder air inlet filter element, and the air outlet in the high-pressure cylinder is also connected with a high-pressure cylinder air outlet filter element.
The air inlet in the low-pressure cylinder is connected with a low-pressure cylinder air inlet filter element; or the air outlet in the low-pressure cylinder is connected with a low-pressure cylinder air outlet filter element; or the air inlet in the low-pressure cylinder is connected with a low-pressure cylinder air inlet filter element, and the air outlet in the low-pressure cylinder is also connected with a low-pressure cylinder air outlet filter element.
The air inlet valve is provided with two air inlets and an air outlet, wherein one air inlet is connected with the working box, the other air inlet is connected with an air inlet valve silencer or is directly communicated with outside air, and the air outlet is connected with the compressor; or the air inlet valve is provided with two air outlets and one air inlet, the air inlet is connected with the working box, one air outlet is connected with the compressor, and the other air outlet is connected with the silencer or directly communicated with outside air.
And a pressure maintaining electromagnetic valve is arranged between the air inlet valve and the working box.
The air inlet valves are two, the air outlets of the two air inlet valves are respectively connected with the compressor, the air inlet of the first air inlet valve is connected with the working box, the air inlet of the second air inlet valve is connected with an air inlet valve silencer or is directly communicated with outside air.
The oil return pipeline output by the high-pressure cylinder is connected with the compressor through an oil return valve of the high-pressure cylinder, and the oil return pipeline output by the low-pressure cylinder is connected with the compressor through an oil return valve of the low-pressure cylinder.
The oil return pipeline output by the high-pressure cylinder is connected with the low-pressure cylinder through an oil return valve of the high-pressure cylinder, and the oil return pipeline output by the low-pressure cylinder is connected with the compressor through an oil return valve of the low-pressure cylinder.
The invention has the beneficial effects that: the invention adopts the compressor with oil, not only has low cost, but also has noise which is more than 5 times lower than that of the oil-free compressor, and the noise can not be heard almost like a household refrigerator. The invention adopts the high-pressure oil return system and the low-pressure oil return system to return the oil from the output port of the compressor into the compressor for reuse through the oil return system, thereby preventing the compressor from being out of order due to oil shortage and ensuring the normal operation of the compressor.
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a block diagram of a system according to an embodiment of the present invention.
FIG. 2 shows an embodiment of the present invention example two system block diagrams.
FIG. 3 is a block diagram of a third system according to an embodiment of the present invention.
FIG. 4 is a block diagram of a system according to an embodiment of the present invention.
Fig. 5 is a block diagram of a fifth system according to an embodiment of the present invention.
Fig. 6 is a block diagram of a sixth system according to an embodiment of the present invention.
Fig. 7 is a block diagram of a seventh system according to an embodiment of the present invention.
Fig. 8 is a block diagram of an eighth system embodiment of the present invention.
In the figure, 1-work box, 2-inlet valve, 21-first inlet valve, 22-second inlet valve, 3-compressor, 4-outlet valve, 41-first outlet valve, 42-second outlet valve, 5-low pressure cylinder inlet filter core, 6-low pressure cylinder outlet filter core, 7-high pressure cylinder inlet filter core, 8-high pressure cylinder outlet filter core, 9-low pressure cylinder return valve, 10-high pressure cylinder return valve, 11-low pressure cylinder, 12-high pressure cylinder, 13-low pressure cylinder muffler, 14-inlet valve muffler, 15-defoaming solenoid valve, 16-pressure maintaining solenoid valve.
Detailed Description
The present embodiment is a preferred embodiment of the present invention, and other principles and basic structures that are the same as or similar to the present embodiment are within the scope of the present invention.
Referring to the attached drawings 1 to 8, the invention mainly comprises a working box 1, a compressor 3, an air inlet valve 2, an air outlet valve 4, a low-pressure cylinder 11 and a high-pressure cylinder 12, wherein an air inlet of the compressor 3 is connected with an air outlet of the working box 1 through the air inlet valve 2, an air inlet of the working box 1 is connected with an air outlet of the high-pressure cylinder 12, an air inlet of the high-pressure cylinder 12 and an air inlet of the low-pressure cylinder 11 are respectively connected with an air outlet of the compressor 3 through the air outlet valve 4, and oil return pipelines of the low-pressure cylinder 11 and the high-pressure cylinder 12 are respectively directly or indirectly connected with the compressor 3 through oil return valves. In this embodiment, the air outlet valve 4 may adopt one air inlet and two air outlet valves, or may adopt two air outlet valves 4, that is, the first air outlet valve 41 and the second air outlet valve 42.
In this embodiment, a defoaming solenoid valve 15 is disposed between the working box 1 and the high-pressure cylinder 12 for controlling defoaming, and in this embodiment, the defoaming solenoid valve has one air inlet and one or two air outlets, when the defoaming solenoid valve has one air outlet, the air outlet is connected to the working box 1, when the defoaming solenoid valve has two air outlets, one air outlet is connected to the working box 1, and the other air outlet is connected to other gas components (such as an air cylinder, a pneumatic solenoid valve, a pneumatic latch, etc., which are not in the present invention), and during non-defoaming time, the high-pressure cylinder 12 inputs air pressure through the defoaming solenoid valve 15 for use by other gas components.
In this embodiment, a high-pressure cylinder gas outlet filter element 8 is connected to a gas outlet in the high-pressure cylinder 12, a high-pressure cylinder gas inlet filter element 7 is connected to a gas inlet in the high-pressure cylinder 12, and the high-pressure cylinder gas inlet filter element 7 and the high-pressure cylinder gas outlet filter element 8 are used for gas oil-gas separation of gas entering and exiting the high-pressure cylinder 12. In this embodiment, the high-pressure cylinder 12 may be further connected to more than one air outlet, and the other air outlets supply air to other gas components (for example: air cylinders, pneumatic solenoid valves, pneumatic latches, etc., which are not structural in the present invention).
In this embodiment, be connected with low pressure cylinder gas outlet on the gas outlet in the low pressure cylinder 11 and filter core 6, be connected with low pressure cylinder gas inlet on the air inlet in the low pressure cylinder 11 and filter core 5, low pressure cylinder gas inlet filter core 5 and low pressure cylinder gas outlet filter core 6 are used for the oil-gas separation of the gas of business turn over low pressure cylinder 11. In this embodiment, a low pressure cylinder muffler 13 is connected to the outer end of the air outlet of the low pressure cylinder 11, for eliminating noise generated by the low pressure cylinder 11.
In this embodiment, the air intake valve 2 is provided with two air inlets, one of which is connected to the working chamber 1, and the other of which is connected to an air intake valve muffler 14 for eliminating noise at the air intake valve 2. In specific implementation, the air inlet valve 2 can also adopt an air inlet valve and an air outlet valve; alternatively, the intake valve 2 may be two intake valves, i.e., a first intake valve 21 and a second intake valve 22, which are one intake port and one exhaust port. The air inlet valve 2 can also be provided with two air outlets, one air inlet, wherein the air inlet is connected with the working box 1, one air outlet of the air inlet valve 2 is connected with the compressor 3, and the other air outlet is connected with an air inlet valve silencer 14 for eliminating noise at the air inlet valve 2. In this embodiment, a pressure maintaining solenoid valve 16 is connected between the air inlet and the work box 1.
In this embodiment, an oil return valve is connected to the oil return pipeline, a high-pressure oil return valve 10 is connected to the oil return pipeline output by the high-pressure cylinder 12, and an oil return pipeline output by the low-pressure cylinder 11 is connected with a low-pressure oil return valve 9.
The first embodiment is as follows: referring to fig. 1, in this embodiment, an oil return pipeline output by a high-pressure cylinder 12 is connected to a compressor 3 through a high-pressure oil return valve 10, an oil return time period is set during startup, the high-pressure oil return valve 10 is opened during the oil return time period to directly return oil to the compressor 3, after the oil return time period elapses, the high-pressure oil return valve 10 is closed, or the high-pressure oil return valve 10 is opened during shutdown, the startup time period is closed, an oil return pipeline output by a low-pressure cylinder 11 is connected to the compressor 3 through a low-pressure oil return valve 9, during startup, an oil return time period is set, during the oil return time period, the low-pressure oil return valve 9 is opened to directly return oil to the compressor 3, after the oil return time period elapses, the low-pressure oil return valve 9 is closed, or the low-pressure oil return valve 9 is opened during shutdown, and the startup time period is closed. In this embodiment, the air intake valve 2 is an air intake valve having two air inlets and one air outlet, one air inlet of the air intake valve 2 is connected to the working chamber 1, the other air inlet is connected to an air intake valve muffler 14, and the air outlet of the air intake valve 2 is connected to the compressor 3. In this embodiment, the air outlet valve 4 is an air inlet valve with two air outlets, the air inlet of the high-pressure cylinder 12 is connected to the air outlet of the air outlet valve 4, the air inlet of the low-pressure cylinder 11 is connected to the other air outlet of the air outlet valve 4, and the air inlet of the air outlet valve 4 is connected to the air outlet of the compressor 3. When the vacuum pump works, the compressor 3 works, the low-pressure oil return valve 9, the high-pressure oil return valve 10 and the defoaming electromagnetic valve 15 are closed, the air inlet of the compressor 3 is communicated with the working box 1 through the air inlet valve 2, and the air outlet of the compressor 3 is communicated with the low-pressure air cylinder 11 through the air outlet valve 4; when the air pressure in the working box 1 is insufficient during bubble removal, the compressor 3 works, the low-pressure air return valve 9 and the high-pressure air return valve 10 are closed, the bubble removal electromagnetic valve 15 is opened, the air inlet of the compressor 3 is communicated with the silencer 14 through the air inlet valve 2, and the air outlet of the compressor 3 is communicated with the high-pressure cylinder 12 through the air outlet valve 4.
The second embodiment: referring to fig. 2, in this embodiment, an oil return pipeline output by a high-pressure cylinder 12 is connected to a low-pressure cylinder 11 through a high-pressure oil return valve 10, during a startup time, an oil return time period is set, during the oil return time period, the high-pressure oil return valve 10 is opened to return oil into the low-pressure cylinder 11 to be mixed with oil in the low-pressure cylinder 11, after the oil return time period elapses, the high-pressure oil return valve 10 is closed, or the high-pressure oil return valve 10 is opened during a shutdown time period, and the startup time period is closed, the oil return pipeline output by the low-pressure cylinder 11 is directly connected to the compressor 3 through the low-pressure oil return valve 9, during the startup time, an oil return time period is set, during the oil return time period, the low-pressure oil return valve 9 is opened to directly return oil into the compressor 3, after the oil return time period elapses, the low-pressure oil return valve 9 is closed, or the low-pressure oil return valve 9 is opened during the startup time period, and the shutdown time period is closed. In this embodiment, the air inlet valve 2 is an air inlet valve having two air inlets and one air outlet, one air inlet of the air inlet valve 2 is connected to the working box 1, the other air inlet is connected to an air inlet valve silencer 14, and the air outlet of the air inlet valve 2 is connected to the compressor 3. In this embodiment, the air outlet valve 4 is an air inlet valve with two air outlets, the air inlet of the high-pressure cylinder 12 is connected to the air outlet of the air outlet valve 4, the air inlet of the low-pressure cylinder 11 is connected to the other air outlet of the air outlet valve 4, and the air inlet of the air outlet valve 4 is connected to the air outlet of the compressor 3. When the vacuum pumping device works, the compressor 3 works, the low-pressure oil return valve 9, the high-pressure oil return valve 10 and the bubble removal electromagnetic valve 15 are closed, the air inlet of the compressor 3 is communicated with the working box 1 through the air inlet valve 2, and the air outlet of the compressor 3 is communicated with the low-pressure cylinder 11 through the air outlet valve 4; when bubbles are removed, when the air pressure in the working box 1 is insufficient, the compressor 3 works, the low-pressure oil return valve 9 and the high-pressure oil return valve 10 are closed, the bubble removing electromagnetic valve 15 is opened, the air inlet of the compressor 3 is communicated with the silencer 14 through the air inlet valve 2, and the air outlet of the compressor 3 is communicated with the high-pressure air cylinder 12 through the air outlet valve 4.
Example three: referring to fig. 3, in this embodiment, an oil return pipeline output by the high-pressure cylinder 12 is directly connected to the compressor 3 through the high-pressure oil return valve 10, during a startup time, an oil return time period is set, during the oil return time period, the high-pressure oil return valve 10 is opened to directly return oil to the compressor 3, after the oil return time period elapses, the high-pressure oil return valve 10 is closed, or the high-pressure oil return valve 10 is opened during a shutdown time period, and the startup time period is closed, while an oil return pipeline output by the low-pressure cylinder 11 is directly connected to the compressor 3 through the low-pressure oil return valve 9, during the startup time, an oil return time period is set, during the oil return time period, the low-pressure oil return valve 9 is opened to directly return oil to the compressor 3, after the oil return time period elapses, the low-pressure oil return valve 9 is closed, or the low-pressure oil return valve 9 is opened during a shutdown time period, and the startup time period is closed. In this embodiment, the intake valve 2 includes two intake valves, i.e., a first intake valve 21 and a second intake valve 22, each of which has one intake port and one exhaust port, the first intake valve 21 is connected between the working chamber 1 and the compressor 3, the second intake valve 22 is connected to the compressor 3, and the intake port of the second intake valve 22 is connected to the intake valve muffler 14. In this embodiment, the air outlet valve adopts two air outlet valves, i.e. the first air outlet valve 41 and the second air outlet valve 42, the air inlet of the high-pressure cylinder 12 is connected to the air outlet of the first air outlet valve 41, the air inlet of the low-pressure cylinder 11 is connected to the air outlet of the second air outlet valve 42, and the air inlets of the first air outlet valve 41 and the second air outlet valve 42 are respectively connected to the air outlet of the compressor 3. When the embodiment works and vacuum pumping is performed, the compressor 3 works, the first air inlet valve 21 and the second air outlet valve 42 are opened, and the low-pressure oil return valve 9, the high-pressure oil return valve 10, the second air inlet valve 22, the first air outlet valve 41 and the bubble removing electromagnetic valve 15 are closed; when bubbles are removed, the compressor 3 works when the air pressure in the working box 1 is insufficient, the low-pressure oil return valve 9, the high-pressure oil return valve 10, the first air inlet valve 21 and the second air outlet valve 42 are closed, the second air inlet valve 22 and the first air outlet valve 41, and the bubble removal electromagnetic valve 15 are opened.
Example four: referring to fig. 4, in this embodiment, an oil return pipeline output by the high-pressure cylinder 12 is connected to the compressor 3 through the high-pressure oil return valve 10, an oil return time period is set during the startup time, the high-pressure oil return valve 10 is opened during the oil return time period to directly return oil to the compressor 3, after the oil return time period elapses, the high-pressure oil return valve 10 is closed, or the high-pressure oil return valve 10 is opened during the shutdown time period and the startup time period is closed, the oil return pipeline output by the low-pressure cylinder 11 is connected to the compressor 3 through the low-pressure oil return valve 9, and the low-pressure oil return valve 9 is opened during bubble removal to directly return oil to the compressor 3, or the low-pressure oil return valve 9 is opened during the shutdown time period and the startup time period is closed. In this embodiment, the air intake valve 2 is an air intake valve having an air inlet and an air outlet, one air inlet of the air intake valve 2 is connected to the working chamber 1, and the air outlet of the air intake valve 2 is connected to the compressor 3. In this embodiment, the air outlet valve adopts two air outlet valves, i.e. the first air outlet valve 41 and the second air outlet valve 42, the air inlet of the high-pressure cylinder 12 is connected to the air outlet of the first air outlet valve 41, the air inlet of the low-pressure cylinder 11 is connected to the air outlet of the second air outlet valve 42, and the air inlets of the first air outlet valve 41 and the second air outlet valve 42 are respectively connected to the air outlet of the compressor 3. When the vacuum pumping is performed during the operation of the embodiment, the compressor 3 operates, the air inlet valve 2 and the second air outlet valve 42 are opened, and the low-pressure oil return valve 9, the high-pressure oil return valve 10, the first air outlet valve 41 and the bubble removing electromagnetic valve 15 are closed; when bubbles are removed, the compressor 3 works when the air pressure in the working box 1 is insufficient, the first air outlet valve 41, the bubble removing electromagnetic valve 15 and the low-pressure oil return valve 9 are opened, and the high-pressure oil return valve 10, the air inlet valve 2 and the second air outlet valve 42 are closed. The gas enters from the gas outlet of the low-pressure cylinder 11 through the silencer 13 and flows into the compressor 3 through the low-pressure oil return valve 9, and the oil return effect is realized while the gas is admitted into the low-pressure cylinder 11.
Example five: referring to fig. 5, in this embodiment, an oil return pipeline output by the high pressure cylinder 12 is connected to the low pressure cylinder 11 through the high pressure oil return valve 10, during the startup time, an oil return time period is set, during the oil return time period, the high pressure oil return valve 10 is opened to return oil into the low pressure cylinder 11 to be mixed with oil in the low pressure cylinder 11, after the oil return time period elapses, the high pressure oil return valve 10 is closed, or the high pressure oil return valve 10 is opened during the shutdown time period, and the startup time period is closed, the oil return pipeline output by the low pressure cylinder 11 is directly connected to the compressor 3 through the low pressure oil return valve 9, and it can be set that the low pressure oil return valve 9 is opened during bubble removal to return oil directly into the compressor 3, or the low pressure oil return valve 9 is opened during the shutdown time period, and the startup time period is closed. In this embodiment, the air inlet valve 2 is an air inlet valve having one air inlet and two air outlets, the air inlet of the air inlet valve 2 is connected to the working chamber 1, one air outlet of the air inlet valve 2 is connected to the compressor 3, and the other air outlet is connected to an air inlet valve silencer 14, and in this embodiment, a pressure maintaining solenoid valve 16 is connected between the working chamber 1 and the air inlet valve 2. In this embodiment, the air outlet valve 4 is an air inlet valve with two air outlets, the air inlet of the high-pressure cylinder 12 is connected to the air outlet of the air outlet valve 4, the air inlet of the low-pressure cylinder 11 is connected to the other air outlet of the air outlet valve 4, and the air inlet of the air outlet valve 4 is connected to the air outlet of the compressor 3. In the working process of the embodiment, when vacuum pumping is performed, the compressor 3 works, the pressure maintaining electromagnetic valve 16 is opened, the working box 1 is communicated with the air inlet of the compressor 3 through the air inlet valve 2, the air outlet of the compressor 3 is communicated with the low-pressure air cylinder 11 through the air outlet valve 4, and the low-pressure oil return valve 9, the high-pressure oil return valve 10 and the defoaming electromagnetic valve 15 are closed; when the air pressure is insufficient, the compressor 3 works when the air pressure is insufficient, the pressure maintaining electromagnetic valve 16 is closed, the air inlet of the compressor 3 is communicated with the silencer 14 through the air inlet valve 2, the air outlet of the compressor 3 is communicated with the high-pressure air cylinder 12 through the air outlet valve 4, the low-pressure oil return valve 9 and the bubble removing electromagnetic valve 15 are opened, and the high-pressure oil return valve 10 is closed.
Example six: referring to fig. 6, in this embodiment, an oil return pipeline output by the high-pressure cylinder 12 is connected to the compressor 3 through the high-pressure oil return valve 10, an oil return time period is set during the startup time, the high-pressure oil return valve 10 is opened during the oil return time period to directly return oil to the compressor 3, after the oil return time period elapses, the high-pressure oil return valve 10 is closed, or the high-pressure oil return valve 10 is opened during the shutdown time period and the startup time period is closed, the oil return pipeline output by the low-pressure cylinder 11 is connected to the compressor 3 through the low-pressure oil return valve 9, and the low-pressure oil return valve 9 is opened during bubble removal to directly return oil to the compressor 3, or the low-pressure oil return valve 9 is opened during the shutdown time period and the startup time period is closed. In this embodiment, the air intake valve 2 is an air intake valve having an air inlet and an air outlet, one air inlet of the air intake valve 2 is connected to the working chamber 1, and the air outlet of the air intake valve 2 is connected to the compressor 3. In this embodiment, the air outlet valve 4 is an air inlet valve with two air outlets, the air inlet of the high-pressure cylinder 12 is connected to the air outlet of the air outlet valve 4, the air inlet of the low-pressure cylinder 11 is connected to the other air outlet of the air outlet valve 4, and the air inlet of the air outlet valve 4 is connected to the air outlet of the compressor 3. When the vacuum pumping device works, the air inlet valve 2 is opened, the compressor 3 works, the air inlet of the compressor 3 is communicated with the working box 1 through the air inlet valve 2, the air outlet of the compressor 3 is communicated with the low-pressure cylinder 11 through the air outlet valve 4, and the low-pressure oil return valve 9, the high-pressure oil return valve 10 and the defoaming electromagnetic valve 15 are closed; when the air pressure in the working box 1 is insufficient during defoaming, the compressor 3 works, the air inlet valve 2 and the high-pressure oil return valve 10 are closed, the low-pressure oil return valve 9 and the defoaming electromagnetic valve 15 are opened, and the air outlet of the compressor 3 is communicated with the high-pressure air cylinder 12 through the air outlet valve 4.
Example seven: referring to fig. 7, in this embodiment, an oil return pipeline output by a high-pressure cylinder 12 is connected to a compressor 3 through a high-pressure oil return valve 10, during a startup time, an oil return time period is set, during the oil return time period, the high-pressure oil return valve 10 is opened to directly return oil into the compressor 3, after the oil return time period elapses, the high-pressure oil return valve 10 is closed, or the high-pressure oil return valve 10 is set to be opened during a shutdown time period, and the startup time period is closed, an oil return pipeline output by a low-pressure cylinder 11 is connected to the compressor 3 through a low-pressure oil return valve 9, during a startup time, an oil return time period is set, during the oil return time period, the low-pressure oil return valve 9 is opened to directly return oil into the compressor 3, after the oil return time period elapses, the low-pressure oil return valve 9 is closed, or the low-pressure oil return valve 9 is set to be opened during a shutdown time period, and the startup time period is closed. In this embodiment, the intake valve 2 is an intake valve having two intake ports and one outlet port, one intake port of the intake valve 2 is connected to the work box 1, the other intake port is connected to an intake valve muffler 14, and the outlet port of the intake valve 2 is connected to the compressor 3, and in this embodiment, a pressure maintaining solenoid valve 16 is connected between the work box 1 and the intake valve 2. In this embodiment, the air outlet valve 4 adopts the air outlet valve of an air inlet, two gas outlets, and the air inlet of high pressure cylinder 12 is connected on the gas outlet of air outlet valve 4, and the air inlet of low pressure cylinder 11 is connected on another gas outlet of air outlet valve 4, and the air inlet of air outlet valve 4 is connected with the 3 gas outlets of compressor. When the vacuum pumping device works, the compressor 3 works, the pressure maintaining electromagnetic valve 16 is opened, the bubble removing electromagnetic valve 15, the low-pressure oil return valve 9 and the high-pressure oil return valve 10 are closed, the air inlet of the compressor 3 is communicated with the pressure maintaining electromagnetic valve 16 through the air inlet valve 2, and the air outlet of the compressor 3 is communicated with the low-pressure air cylinder 11 through the air outlet valve 4; when the bubble is removed, the compressor 3 works when the air pressure in the working box 1 is insufficient, the pressure maintaining electromagnetic valve 16, the low-pressure oil return valve 9 and the high-pressure oil return valve 10 are closed, the bubble removing electromagnetic valve 15 is opened, the air inlet of the compressor 3 is communicated with the air inlet valve silencer 14 through the air inlet valve 2, and the air outlet of the compressor 3 is communicated with the high-pressure air cylinder 12 through the air outlet valve 4.
Example eight: referring to fig. 8, in this embodiment, an oil return pipeline output by the high-pressure cylinder 12 is connected to the compressor 3 through the high-pressure oil return valve 10, during a startup time, an oil return time period is set, during the oil return time period, the high-pressure oil return valve 10 is opened to directly return oil to the compressor 3, after the oil return time period elapses, the high-pressure oil return valve 10 is closed, or the high-pressure oil return valve 10 is set to be opened during a shutdown time period, and the startup time period is closed, while an oil return pipeline output by the low-pressure cylinder 11 is connected to the compressor 3 through the low-pressure oil return valve 9, during the startup time, an oil return time period is set, during the oil return time period, the low-pressure oil return valve 9 is opened to directly return oil to the compressor 3, after the oil return time period elapses, the low-pressure oil return valve 9 is closed, or the low-pressure oil return valve 9 is set to be opened during the shutdown time period, and the startup time period is closed. In this embodiment, the air intake valve 2 is an air intake valve having two air inlets and one air outlet, one air inlet of the air intake valve 2 is connected to the working chamber 1, the other air inlet is connected to an air intake valve muffler 14, and the air outlet of the air intake valve 2 is connected to the compressor 3. In this embodiment, the air outlet valve 4 is an air inlet valve with two air outlets, the air inlet of the high-pressure cylinder 12 is connected to the air outlet of the air outlet valve 4, the air inlet of the low-pressure cylinder 11 is connected to the other air outlet of the air outlet valve 4, and the air inlet of the air outlet valve 4 is connected to the air outlet of the compressor 3. In this embodiment, a defoaming solenoid valve 15 is connected between the air inlet of the working box 1 and the air outlet of the high-pressure air cylinder 12, the defoaming solenoid valve 15 has two air outlets, one air outlet is connected with the working box 1, and the other air outlet is connected with other air-using components (such as an air cylinder, a pneumatic solenoid valve, a pneumatic lock catch, etc., which are not structures of the present invention). When the vacuum pumping device works, the compressor 3 works, the bubble removing electromagnetic valve 15, the low-pressure oil return valve 9 and the high-pressure oil return valve 10 are closed, the air inlet of the compressor 3 is connected with the working box 1 through the air inlet valve 2, and the air outlet of the compressor 3 is communicated with the low-pressure cylinder 11 through the air outlet valve 4; when the air pressure in the working box 1 is insufficient during defoaming, the compressor 3 works, the low-pressure oil return valve 9 and the high-pressure oil return valve 10 are closed, the defoaming electromagnetic valve 15 is opened, the air inlet of the compressor 3 is communicated with the silencer 14 through the air inlet valve 2, and the air outlet of the compressor 3 is communicated with the high-pressure air cylinder 12 through the air outlet valve 4. In the non-defoaming time, the air pressure of the high-pressure air cylinder 12 is supplied to other gas components through the defoaming solenoid valve 15.
In addition to the above embodiments, the present invention has another embodiment in which the connection arrangement of the return line, the arrangement of the outlet valve 4, and the arrangement of the inlet valve 2 can be freely combined in the above-described manner.
In the invention, the air inlet valve 2, the air outlet valve 4, the defoaming solenoid valve 15 and the pressure maintaining solenoid valve 16 are respectively realized by solenoid valves, and in the concrete implementation, other valves with the same function can be adopted.
When the invention works, the working process is as follows:
before the liquid crystal screen in the working box 1 is attached, vacuumizing is needed, when vacuumizing is conducted, the compressor 3 works, the bubble removing electromagnetic valve 15 is closed, gas in the working box 1 flows into the compressor 3 through the air inlet valve 2, the compressor 3 is responsible for vacuumizing, the gas flows to the air inlet of the low-pressure air cylinder 11 through the air outlet valve 4, oil-gas separation is conducted through the filter core 5 of the air inlet of the low-pressure air cylinder, oil-gas separation is conducted again through the filter core 6 of the air outlet of the low-pressure air cylinder, the gas is discharged, oil staying in the low-pressure air cylinder 11 flows through the low-pressure oil return valve 9, the low-pressure oil return valve 9 can be set to be opened during bubble removing, the oil directly flows back into the compressor 3, or the low-pressure oil return valve 9 is set to be opened during the shutdown time, the startup time is closed, or during the startup time, an oil return time period is set, the low-pressure oil return valve 9 is opened during the oil return time, the oil directly flows back into the compressor 3, and the low-pressure oil return valve 9 is closed after the oil return time period passes. When the vacuum degree reaches a certain value, the pressing plate in the working box 1 starts to act for jointing, and the pressing plate retracts after jointing; the bubble removing process is required to be carried out because bubbles exist in part of the liquid crystal screen, the bubbles in the liquid crystal screen are removed, the compressor 3 is responsible for inflating and pressurizing the working box 1, gas enters from the air inlet valve silencer 14 and is sent to the compressor 3 through the air inlet valve 2 to be compressed, the compressed high-pressure gas is sent to the high-pressure cylinder 12 through the air outlet valve 4, oil-gas separation is carried out through the high-pressure cylinder air inlet filter core 7, oil-gas separation is carried out again through the high-pressure cylinder air outlet filter core 8, the bubble removing electromagnetic valve 15 is opened, the gas enters the working box 1 through the bubble removing electromagnetic valve 15 to carry out high-pressure bubble removing, oil staying in the high-pressure cylinder 12 passes through the high-pressure oil return valve 10, in the starting time, an oil returning time period is set, in the high-pressure oil return valve 10 is opened in the oil returning time period, the oil returns to the compressor 3 through the high-pressure oil return valve 10, and then returns to the compressor 3 through the low-pressure oil return valve 9, and after the oil returning time period, the high-pressure oil return valve 10 is closed.
The invention adopts the compressor with oil, not only has low cost, but also has noise which is more than 5 times lower than that of the oil-free compressor, and the noise can not be heard almost like a household refrigerator. The invention adopts the high-pressure oil return system and the low-pressure oil return system to return the oil from the output port of the compressor into the compressor for reuse through the oil return system, thereby preventing the compressor from being out of order due to oil shortage and ensuring the normal operation of the compressor.
Claims (10)
1. The utility model provides a remove bubble laminating all-in-one with high-low pressure oil return system which characterized by: the bubble removing and laminating all-in-one machine comprises a working box, a compressor, an air inlet valve, an air outlet valve, an oil return valve, a low-pressure air cylinder and a high-pressure air cylinder, wherein the air inlet of the compressor is connected with the air outlet of the working box through the air inlet valve, the air inlet of the working box is connected with the air outlet of the high-pressure air cylinder, the low-pressure air cylinder and the high-pressure air cylinder are connected with the compressor through the air outlet valve, and the low-pressure air cylinder and the high-pressure air cylinder are respectively directly or indirectly connected with the compressor through the oil return valve.
2. The de-foaming and laminating all-in-one machine with the high-low pressure oil return system as claimed in claim 1, characterized in that: and a defoaming electromagnetic valve is connected between the air inlet of the working box and the air outlet of the high-pressure cylinder, and the defoaming electromagnetic valve is provided with one air inlet and one or two air outlets.
3. The de-foaming and laminating all-in-one machine with the high-low pressure oil return system as claimed in claim 1 or 2, which is characterized in that: the air outlet valve is provided with an air inlet and two air outlets, the air inlet of the high-pressure cylinder is connected with one air outlet of the air outlet valve, and the air inlet of the low-pressure cylinder is connected with the other air outlet of the air outlet valve; or the two air outlet valves are provided with an air inlet and an air outlet, the air inlet of the high-pressure cylinder is connected with the air outlet of the compressor through the first air outlet valve, and the air inlet of the low-pressure cylinder is connected with the air outlet of the compressor through the second air outlet valve.
4. The defoaming and laminating all-in-one machine with the high-low pressure oil return system as claimed in claim 1 or 2, which is characterized in that: the air inlet in the high-pressure cylinder is connected with a high-pressure cylinder air inlet filter element; or the air outlet in the high-pressure cylinder is connected with a high-pressure cylinder air outlet filter element; or the air inlet in the high-pressure cylinder is connected with a high-pressure cylinder air inlet filter element, and the air outlet in the high-pressure cylinder is also connected with a high-pressure cylinder air outlet filter element.
5. The defoaming and laminating all-in-one machine with the high-low pressure oil return system as claimed in claim 1 or 2, which is characterized in that: the air inlet in the low-pressure cylinder is connected with a low-pressure cylinder air inlet filter element; or the air outlet in the low-pressure cylinder is connected with a low-pressure cylinder air outlet filter element; or the air inlet in the low-pressure cylinder is connected with a low-pressure cylinder air inlet filter element, and the air outlet in the low-pressure cylinder is also connected with a low-pressure cylinder air outlet filter element.
6. The defoaming and laminating all-in-one machine with the high-low pressure oil return system as claimed in claim 1 or 2, which is characterized in that: the air inlet valve is provided with two air inlets and an air outlet, wherein one air inlet is connected with the working box, the other air inlet is connected with an air inlet valve silencer or is directly communicated with outside air, and the air outlet is connected with the compressor; or the air inlet valve is provided with two air outlets and one air inlet, the air inlet is connected with the working box, one air outlet is connected with the compressor, and the other air outlet is connected with the silencer or is directly communicated with the outside air.
7. The de-foaming and laminating all-in-one machine with the high-low pressure oil return system as claimed in claim 1 or 2, which is characterized in that: and a pressure maintaining electromagnetic valve is arranged between the air inlet valve and the working box.
8. The defoaming and laminating all-in-one machine with the high-low pressure oil return system as claimed in claim 1 or 2, which is characterized in that: the air inlet valve is provided with two air inlet valves, the air outlets of the two air inlet valves are respectively connected with the compressor, the air inlet of the first air inlet valve is connected with the working box, and the air inlet of the second air inlet valve is connected with an air inlet valve silencer or is directly communicated with outside air.
9. The defoaming and laminating all-in-one machine with the high-low pressure oil return system as claimed in claim 1 or 2, which is characterized in that: the oil return pipeline output by the high-pressure cylinder is connected with the compressor through an oil return valve of the high-pressure cylinder, and the oil return pipeline output by the low-pressure cylinder is connected with the compressor through an oil return valve of the low-pressure cylinder.
10. The de-foaming and laminating all-in-one machine with the high-low pressure oil return system as claimed in claim 1 or 2, which is characterized in that: the oil return pipeline output by the high-pressure cylinder is connected with the low-pressure cylinder through an oil return valve of the high-pressure cylinder, and the oil return pipeline output by the low-pressure cylinder is connected with the compressor through an oil return valve of the low-pressure cylinder.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016112689334 | 2016-12-31 | ||
| CN201611268933 | 2016-12-31 |
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| CN106773182A CN106773182A (en) | 2017-05-31 |
| CN106773182B true CN106773182B (en) | 2023-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720058601.7U Withdrawn - After Issue CN206387975U (en) | 2016-12-31 | 2017-01-18 | A kind of de-bubble laminating all-in-one with high-low pressure oil return system |
| CN201710036119.8A Active CN106773182B (en) | 2016-12-31 | 2017-01-18 | Bubble removal and lamination all-in-one machine with high-low pressure oil return system |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720058601.7U Withdrawn - After Issue CN206387975U (en) | 2016-12-31 | 2017-01-18 | A kind of de-bubble laminating all-in-one with high-low pressure oil return system |
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| CN206387975U (en) * | 2016-12-31 | 2017-08-08 | 廖日森 | A kind of de-bubble laminating all-in-one with high-low pressure oil return system |
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| JP2010018740A (en) * | 2008-07-11 | 2010-01-28 | Fujitsu Ltd | Apparatus and method for lamination |
| CN104772968A (en) * | 2015-05-08 | 2015-07-15 | 广东金诺通讯设备有限公司 | OCA attaching and bubble removing all-in-one machine for mobile phone |
| CN204801192U (en) * | 2015-05-19 | 2015-11-25 | 吴江渝 | Vacuum laminating deaeration all -in -one |
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| CN106079812A (en) * | 2016-08-30 | 2016-11-09 | 深圳市承熹机电设备有限公司 | A kind of optical cement abutted equipment |
| CN206387975U (en) * | 2016-12-31 | 2017-08-08 | 廖日森 | A kind of de-bubble laminating all-in-one with high-low pressure oil return system |
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2017
- 2017-01-18 CN CN201720058601.7U patent/CN206387975U/en not_active Withdrawn - After Issue
- 2017-01-18 CN CN201710036119.8A patent/CN106773182B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010018740A (en) * | 2008-07-11 | 2010-01-28 | Fujitsu Ltd | Apparatus and method for lamination |
| CN104772968A (en) * | 2015-05-08 | 2015-07-15 | 广东金诺通讯设备有限公司 | OCA attaching and bubble removing all-in-one machine for mobile phone |
| CN204801192U (en) * | 2015-05-19 | 2015-11-25 | 吴江渝 | Vacuum laminating deaeration all -in -one |
| CN204869966U (en) * | 2015-08-04 | 2015-12-16 | 深圳市三角铁科技有限公司 | Be equipped with vacuum rigging machine of evacuation and qigong ability vacuum pump |
| CN106079812A (en) * | 2016-08-30 | 2016-11-09 | 深圳市承熹机电设备有限公司 | A kind of optical cement abutted equipment |
| CN206387975U (en) * | 2016-12-31 | 2017-08-08 | 廖日森 | A kind of de-bubble laminating all-in-one with high-low pressure oil return system |
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| CN106773182A (en) | 2017-05-31 |
| CN206387975U (en) | 2017-08-08 |
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