Air circuit control system

Abstract

The present application provides an air path control system, which is used for a platemaking machine. The air path control system includes an air pump box assembly, a frame assembly, and an air compressor: the air pump box assembly includes: a first air pump; a first muffler; a first reversing valve; a second air pump; the frame assembly includes: a dust removal nozzle; a second reversing valve; an air blowing solenoid valve; an air intake solenoid valve; the air path control system forms a roller adsorption air path, a dust removal air path, a plate head adsorption air path, a plate table floating plate air path, a plate head clamping air path, and a lens blowing air path through the above components. The air path control system can control the operation of the roller adsorption air path, the dust removal air path, the plate head adsorption air path, the plate table floating plate air path, the plate head clamping air path, and the lens blowing air path according to the working mode. The present application specifically sets different working modes for the air path control system to achieve coordination between the various air paths, so that the plate state can be kept stable at all times during the platemaking process, and the platemaking process can be kept clean.

Description

Technical Field

[0001] The present application relates to the technical field of platemaking machines, and specifically proposes an air path control system. Background Art

[0002] At present, a platemaking machine has multiple air paths working during the platemaking process. In related technologies, the coordination of the control of multiple air paths is poor, resulting in poor stability during platemaking and poor effect of lens dust removal during the platemaking process. Summary of the Invention

[0003] The present invention aims to solve at least one of the technical problems existing in the prior art or related art.

[0004] To this end, one aspect of the present application provides an air path control system.

[0005] In view of this, one aspect of the present application proposes an air circuit control system for a platemaking machine, the platemaking machine comprising a roller, the roller being provided with a roller exhaust port; a plate table, one end of which is provided with a plate head air suction port, and the other end of which is provided with a plate table air blowing port; a lens, which is provided with a lens air blowing port; a plate head clamp, which is provided with a plate head clamp air blowing port, the air circuit control system comprising an air pump box assembly, a frame assembly and an air compressor; the air pump box assembly comprising: a first air pump, provided with a first exhaust port and a first exhaust port; a first muffler; a first reversing valve, the first reversing valve comprising a first port, a second port and a third port, the third port is connected to the first exhaust port, the second port is connected to the plate table air blowing port, the first port is connected to the first muffler, and the third port can be connected to the first port or the second port; a second air pump is provided with a second air suction port, and the second air suction port is connected to the roller air suction port; the frame assembly includes: a dust removal nozzle, which is provided on the lens; a second reversing valve, the second reversing valve includes a fourth port, a fifth port and a sixth port, the fifth port is connected to the first air suction port, the fourth port is connected to the plate head air suction port, the sixth port is connected to the dust removal nozzle, and the fifth port can be connected to the fourth port or the sixth port ; Blowing solenoid valve, one end of the blowing solenoid valve is connected to the air compressor, and the other end of the blowing solenoid valve is connected to the lens blowing port of the lens; air intake solenoid valve, one end of the air intake solenoid valve is connected to the air compressor, and the other end of the air intake solenoid valve is connected to the blowing port of the plate header; the second air suction port of the second air pump and the roller air suction port form a roller adsorption air path; the first air suction port of the first air pump, the fifth port of the second reversing valve, the sixth port of the second reversing valve and the dust removal nozzle form a dust removal air path; the first air suction port of the first air pump, the fifth port of the second reversing valve, the fourth port of the second reversing valve and the plate header air suction port form a plate header Adsorption air path; the second air suction port of the first air pump, the third port of the first reversing valve, the second port of the first reversing valve and the plate table blowing port form the plate table floating air path; the air compressor, the air inlet solenoid valve and the plate head clamp blowing port form the plate head clamp air path; the air compressor, the blowing solenoid valve and the lens blowing port form the lens blowing air path; the air path control system has a plate loading working mode, a plate head clamp opening working mode, a plate head clamp closing working mode and a plate making working mode. The air path control system can control the operation of the roller adsorption air path, the dust removal air path, the plate head adsorption air path, the plate table floating air path and the lens blowing air path according to the working mode.

[0006] The air path control system proposed in this application can be used in a platemaking machine to enable the platemaking machine to perform platemaking operations.

[0007] The plate-making machine includes a drum with an air vent installed on it. The drum can be used to support the plate, and the air vent is used to fix the plate on the drum. The plate-making machine also includes a plate table, with a plate head air intake port at one end and a plate table air blow port at the other end. The plate table is located on one side of the drum to help the plate be stably placed on the drum.

[0008] The plate-making machine also includes a lens, which is used for depicting images during plate-making and is provided with a lens air blowing port. The plate-making machine also includes a plate head clamp, which can clamp the plate and is provided with a plate head clamp air blowing port.

[0009] The gas circuit control system consists of a pump box assembly, a rack assembly, and an air compressor. The pump box assembly is primarily used to generate gas, the rack assembly is primarily used to form the gas circuit for transmitting gas, and the air compressor is primarily used to adjust the gas pressure and provide gas in the gas circuit.

[0010] The air pump box assembly includes a first air pump, a first muffler, a first reversing valve and a second air pump.

[0011] The first air pump is provided with a first air suction port and a first air exhaust port. When the first air pump is in operation, air can be sucked in through the first air suction port to allow external air to enter the interior of the first air pump. The air can be exhausted through the first air exhaust port to allow the air inside the first air pump to be discharged.

[0012] The first muffler is used to eliminate noise during gas exhaust.

[0013] The first reversing valve includes a first port, a second port, and a third port. The third port is connected to the first exhaust port, the second port is connected to the plate-mounted air blowing port, and the first port is connected to the first muffler. The first reversing valve can switch the connection state between the ports. The third port can be connected to either the first port or the second port. When the third port is connected to the first port, gas discharged from the first exhaust port of the first air pump can flow through the third port and the first port of the first reversing valve to the first muffler, achieving exhaust and silencing. When the third port is connected to the second port, gas discharged from the first exhaust port of the first air pump can flow through the third port and the second port of the first reversing valve to the plate-mounted air blowing port, allowing the gas to be blown out from the plate-mounted air blowing port, assisting the plate in floating, thereby achieving stable platemaking.

[0014] The second air pump is provided with a second air suction port, which is connected to the air suction port of the drum. When the second air pump works, it can suck gas inward at the second air suction port, so that suction is generated at the air suction port of the drum, so that the plate is set on the drum, and the plate making is then carried out stably.

[0015] The frame assembly includes a dust removal nozzle, a second reversing valve, an air blowing solenoid valve, and an air intake solenoid valve. The dust removal nozzle is arranged on the lens, and the dust removal nozzle can assist in the process of dust removal from the lens. The second reversing valve includes a fourth port, a fifth port, and a sixth port. The fifth port is connected to the first air exhaust port, the fourth port is connected to the plate head air intake port, and the sixth port is connected to the dust removal nozzle. The fifth port can be connected to the fourth port or the sixth port. The second reversing valve can switch the connection status between the ports. When the fifth port is connected to the fourth port, the second air pump can generate suction at the plate head air intake port, so that the plate is stably set on the roller, thereby achieving stable plate making. When the fifth port is connected to the sixth port, the second air pump can generate suction at the dust removal nozzle to achieve dust removal from the lens and improve the cleanliness of the plate making environment.

[0016] One end of the air blowing solenoid valve is connected to the air compressor, and the other end of the air blowing solenoid valve is connected to the lens air blowing port of the lens, thereby realizing the control of the lens air blowing protection and further improving the dust removal effect of the lens.

[0017] One end of the air intake solenoid valve is connected to the air compressor, and the other end of the air intake solenoid valve is connected to the plate head clamp air blowing port, so as to realize the plate head clamping, improve the stability of the plate setting, and thus improve the stability of the plate making process.

[0018] Functionally defined, the air path control system proposed in this application, through the aforementioned components, forms a roller suction air path, a dust removal air path, a lens suction air path, a platen floating air path, a platehead clamping air path, and a lens blowing air path. Specifically, the second air pump's second air suction port and the roller's air suction port form the roller suction air path, wherein the second air pump's second air suction port is connected to the roller's air suction port via an air pipe, forming the roller suction air path.

[0019] The first air suction port of the first air pump, the fifth port of the second reversing valve, the sixth port of the second reversing valve and the dust removal nozzle form a dust removal air path, wherein the first air suction port of the first air pump is connected with the fifth port of the second reversing valve through an air pipe, and the sixth port of the second reversing valve is connected with the dust removal nozzle through an air pipe to form a dust removal air path.

[0020] The first air suction port of the first air pump, the fifth port of the second reversing valve, the fourth port of the second reversing valve and the plate head air suction port form a plate head adsorption air path, wherein the first air suction port of the first air pump is connected with the fifth port of the second reversing valve through an air pipe, and the fourth port of the second reversing valve is connected with the plate head air suction port through an air pipe, forming a plate head adsorption air path.

[0021] The first air suction port of the first air pump, the third port of the first reversing valve, the second port of the first reversing valve and the plate table blowing port form a plate table floating air path, wherein the second air suction port of the first air pump is connected to the third port of the second reversing valve through an air pipe, and the second port of the first reversing valve is connected to the plate table blowing port through an air pipe, forming a plate table floating air path.

[0022] The air compressor, the air inlet solenoid valve and the plate clamp air blowing port form a plate clamp air path. Specifically, the above components are connected through an air pipe.

[0023] The air compressor, the air blowing solenoid valve and the lens air blowing port form a lens air blowing air path. Specifically, the above components are connected through an air pipe.

[0024] The air path control system proposed in this application is equipped with a roller adsorption air path, a dust removal air path, a platehead adsorption air path, a plate-floating air path, and a lens blowing air path. This allows the plate to float during the platemaking process, the platehead clamp to hold the plate, the platehead to adsorb the plate, and the roller to adsorb the plate. This allows the plate to be placed on the roller in a more stable state, thereby improving the stability of platemaking and achieving higher quality finished products. The dust removal air path and the lens blowing air path allow for lens dust removal and protection during the platemaking process, thereby achieving fully automatic lens dust removal.

[0025] This application specifically sets different operating modes for the air circuit control system, including plate loading mode, plate clamp opening mode, plate clamp closing mode, and plate making mode. Depending on the operating mode, the air circuit control system can control the operation of the roller suction air circuit, dust removal air circuit, plate head suction air circuit, plate table floating air circuit, and lens blowing air circuit, thereby achieving coordinated cooperation between the air circuits, maintaining the stability of the plate state at all times during the plate making process, maintaining the cleanliness of the plate making process, and improving plate making quality.

[0026] In addition, the gas path control system in the above technical solution provided by this application may also have the following additional technical features:

[0027] In some technical solutions, optionally, when in the plate loading working mode, the first air pump and the second air pump are working, the sixth port and the fifth port of the second reversing valve are connected, the third port and the second port of the first reversing valve are connected, and the roller adsorption air circuit and the plate table floating air circuit are working; when in the plate head clamp opening working mode, the first air pump and the second air pump are working, the fifth port and the fourth port of the second reversing valve are connected, the first port and the third port of the first reversing valve are connected, the air intake solenoid valve is opened, and the roller adsorption air circuit, the plate head adsorption air circuit and the plate head clamp air circuit are working.

[0028] In some technical solutions, optionally, when in the plate head clamp closed working mode, the first air pump and the second air pump are working, the fifth port and the fourth port of the second reversing valve are connected, the third port and the first port of the first reversing valve are connected, the air intake solenoid valve is closed, the air blowing solenoid valve is opened, and the roller adsorption air path and the plate head adsorption air path are working; when in the plate making working mode, the first air pump and the second air pump are working, the fifth port and the sixth port of the second reversing valve are connected, the first port and the third port of the first reversing valve are connected, the air blowing solenoid valve is closed, the air intake solenoid valve is closed, and the roller adsorption air path and the dust removal air path are working.

[0029] In some technical solutions, optionally, the second air pump is further provided with a second exhaust port, and the air path control system further includes: a second muffler, and the second muffler is connected to the second exhaust port.

[0030] In some technical solutions, optionally, the frame assembly further includes: a platform for setting the roller, the platform having a first platform port, the first platform port being connected to the roller exhaust port; the air pump box assembly further includes: a box body, the second air pump is set in the box body, the box body having a first box body port, the first box body port being connected to the second exhaust port, the first box body port and the first platform port being connected, so that the second exhaust port is connected to the roller exhaust port.

[0031] In some technical solutions, optionally, the first reversing valve is arranged in the box body, and the box body is also provided with a first filter port, which is connected to the second port of the first reversing valve; the platform is also used for the plate table setting, and the platform is also provided with a second filter port, which is connected to the plate table blowing port, and the first filter port is connected to the second filter port, so that the second port is connected to the plate table blowing port; the box body is also provided with a second box port, which is connected to the first air exhaust port; the second reversing valve is arranged on the platform, and the platform is also provided with a second platform port, which is connected to the fourth port, and the second platform port is connected to the second box port, so that the first air exhaust port is connected to the fourth port.

[0032] In some technical solutions, optionally, the rack assembly also includes: a triple filter, which is arranged on the platform, and the triple filter is provided with an air inlet filter and an air outlet filter, and the air inlet filter is connected to the air compressor; a control valve, which is arranged on the platform, and the control valve is provided with a first control valve port, a second control valve port and a third control valve port, and the first control valve port is connected to the air outlet filter; the second reversing valve also includes a seventh port and an eighth port, the seventh port is connected to the second control valve port, and the eighth port is connected to the third control valve port, the control valve and the second reversing valve form a reversing valve control air path, and the air path control system can also control the reversing valve control air path operation according to the working mode.

[0033] In some technical solutions, optionally, one end of the air blowing solenoid valve is connected to the air compressor through the air outlet filter; one end of the air inlet solenoid valve is connected to the air compressor through the air outlet filter; the frame assembly also includes: a five-way joint, which is arranged on the platform, and the five-way joint is provided with a first interface, a second interface, a third interface, a fourth interface and a fifth interface, the first interface is connected to the other end of the air inlet solenoid valve, and the second interface is connected to the blowing port of the plate head clamp; the air outlet solenoid valve, one end of the air outlet solenoid valve is connected to the third interface.

[0034] In some technical solutions, optionally, the platform is also provided with a safety valve port, an air pressure sensor port, a pressure gauge port and an air compressor port; the safety valve port is connected to the fourth interface, the air pressure sensor port is connected to the fifth interface, the pressure gauge port is connected to the air outlet filter port, and the air compressor port is connected to the air compressor.

[0035] In some technical solutions, optionally, the rack assembly further includes: a filter pump, one end of the filter pump is connected to the sixth port, the other end of the filter pump is connected to the dust removal nozzle, and the dust removal nozzle is connected to the sixth port through the filter pump.

[0036] Additional aspects and advantages of the present application will be given in part in the following description and in part will become obvious from the following description or will be learned through practice of the invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the following description of the embodiments with reference to the accompanying drawings, in which:

[0038] Figure 1 One of the structural schematic diagrams of the gas path control system according to one embodiment of the present application is shown;

[0039] Figure 2 A second structural schematic diagram of an air path control system according to an embodiment of the present application is shown.

[0040] in, Figure 1 and Figure 2 The corresponding relationship between the reference numerals and component names is as follows:

[0041] 10 platemaking machine, 100 air control system, 102 air pump box assembly, 104 first air pump, 106 first air extraction port, 108 first exhaust port, 110 first muffler, 112 first reversing valve, 114 first port, 116 second port, 118 third port, 120 second air pump, 122 second air extraction port, 124 second exhaust port, 126 second muffler, 128 box, 130 first box port, 132 second box Port, 134 first filter port, 136 rack assembly, 138 dust removal nozzle, 140 second reversing valve, 142 fourth port, 144 fifth port, 146 sixth port, 148 seventh port, 150 eighth port, 152 blow solenoid valve, 154 intake solenoid valve, 156 platform, 158 first platform port, 160 second platform port, 162 second filter port, 164 triple filter, 166 intake filter, 16 8 outlet filter port, 170 control valve, 172 first control valve port, 174 second control valve port, 176 third control valve port, 178 five-way connector, 180 first port, 182 second port, 184 third port, 186 fourth port, 188 fifth port, 190 outlet solenoid valve, 192 safety valve port, 194 pressure sensor port, 196 pressure gauge port, 198 air compressor port, 200 filter pump, 202 four-way pipe Connectors, 204 air compressor, 206 roller adsorption air circuit, 208 dust removal air circuit, 210 plate head adsorption air circuit, 212 plate platform floating plate air circuit, 214 plate head clamp air circuit, 216 lens blowing air circuit, 218 reversing valve control air circuit, 300 roller, 302 roller exhaust port, 304 plate platform, 306 plate head suction port, 308 plate platform blowing port, 310 lens, 312 lens blowing port, 314 plate head clamp, 316 plate head clamp blowing port. DETAILED DESCRIPTION

[0042] In order to more clearly understand the above-mentioned objects, features and advantages of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, in the absence of conflict, the embodiments of the present application and the features therein can be combined with each other.

[0043] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the scope of protection of the present invention is not limited to the specific embodiments disclosed below.

[0044] Refer to the following Figure 1 and Figure 2 An air path control system 100 according to some embodiments of the present invention is described.

[0045] like Figure 1 and Figure 2As shown, in some embodiments of the present invention, an air circuit control system 100 is proposed, and the air circuit control system 100 is used for a plate making machine 10, and the plate making machine 10 includes a roller 300, and a roller exhaust port 302 is provided on the roller 300; a plate table 304, one end of the plate table 304 is provided with a plate head air suction port 306, and the other end of the plate table 304 is provided with a plate table air blowing port 308; a lens 310, and the lens 310 is provided with a lens air blowing port 312; a plate head clamp 314, and the plate head clamp 314 is provided with a plate head clamp air blowing port 316. The air circuit control system 100 includes an air pump box assembly 102, a frame assembly 136 and an air compressor 204: the air pump box assembly 102 includes: a first air pump 104, provided with a first exhaust port 106 and a first row The air port 108; the first muffler 110; the first reversing valve 112, the first reversing valve 112 includes a first port 114, a second port 116 and a third port 118, the third port 118 is connected to the first exhaust port 108, the second port 116 is connected to the plate blowing port 308, the first port 114 is connected to the first muffler 110, and the third port 118 can be connected to the first port 114 or the second port 116; the second air pump 120 is provided with a second air extraction port 122, the second air extraction port 122 is connected to the roller air extraction port 302; the frame assembly 136 includes: a dust removal nozzle 138, which is provided on the lens 310; the second reversing valve 140, the second reversing valve 140 includes a fourth port 142, a fifth port 144 and a third port 145. The sixth port 146 and the fifth port 144 are connected to the first air extraction port 106, the fourth port 142 is connected to the plate head air suction port 306, the sixth port 146 is connected to the dust removal nozzle 138, and the fifth port 144 can be connected to the fourth port 142 or the sixth port 146; the air blowing solenoid valve 152, one end of the air blowing solenoid valve 152 is connected to the air compressor 204, and the other end of the air intake solenoid valve 154 is connected to the lens blowing port 312 of the lens 310; the air intake solenoid valve 154, one end of the air intake solenoid valve 154 is connected to the air compressor 204, and the other end of the air intake solenoid valve 154 is connected to the plate head clamp air blowing port 316; the second air extraction port 122 of the second air pump 120 and the roller air extraction port 302 form a roller adsorption air path 206; the first The first air extraction port 106 of the first air pump 104, the fifth port 144 of the second reversing valve 140, the sixth port 146 of the second reversing valve 140, and the dust removal nozzle 138 form a dust removal air path 208; the first air extraction port 106 of the first air pump 104, the fifth port 144 of the second reversing valve 140, the fourth port 142 of the second reversing valve 140, and the plate header air suction port 306 form a plate header adsorption air path 210; the first air extraction port 106 of the first air pump 104, the third port 118 of the first reversing valve 112, the second port 116 of the first reversing valve 112, and the plate table air blowing port 308 form a plate table floating air path 212; the air compressor 204, the air inlet solenoid valve 154, and the plate header clamp air blowing port 316 form a plate header clamp air path 214;The air compressor 204, the air blowing solenoid valve 152, and the lens air blowing port 312 form a lens air blowing air circuit 216. The air circuit control system 100 has a plate loading mode, a plate clamp opening mode, a plate clamp closing mode, and a plate making mode. Depending on the operating mode, the air circuit control system 100 can control the operation of the roller suction air circuit 206, the dust removal air circuit 208, the plate suction air circuit 210, the plate platform floating air circuit 212, the plate clamp air circuit 214, and the lens air blowing air circuit 216.

[0046] In this embodiment, the air path control system 100 proposed in this application can be used in the platemaking machine 10 to enable the platemaking machine 10 to perform a platemaking process.

[0047] The platemaking machine 10 includes a drum 300, which is provided with a drum exhaust port 302. The drum 300 can be used to support the plate, and the drum exhaust port 302 is used to secure the plate to the drum 300. The platemaking machine 10 also includes a platehead 304, one end of which is provided with a platehead suction port 306, and the other end of which is provided with a platehead blow port 308. The platehead 304 is provided on one side of the drum 300 to assist in stably placing the plate on the drum 300. The platemaking machine 10 also includes a lens 310, which is used for depicting images during platemaking and is provided with a lens blow port 312. The platemaking machine 10 also includes a platehead clamp 314, which can clamp the platehead and is provided with a platehead clamp blow port 316.

[0048] The gas circuit control system 100 includes an air pump box assembly 102, a frame assembly 136, and an air compressor 204. The air pump box assembly 102 is mainly used to generate gas, the frame assembly 136 is mainly used to form a gas circuit for transmitting gas, and the air compressor 204 is mainly used to adjust the gas pressure and provide gas in the gas circuit.

[0049] The air pump box assembly 102 includes a first air pump 104 , a first muffler 110 , a first reversing valve 112 , and a second air pump 120 .

[0050] The first air pump 104 is provided with a first air suction port 106 and a first air exhaust port 108. When the first air pump 104 is in operation, air can be sucked in through the first air suction port 106 to allow external air to enter the first air pump 104. The air can be exhausted through the first air exhaust port 108 to allow the air inside the first air pump 104 to be discharged.

[0051] The first muffler 110 is used to eliminate noise during gas transmission.

[0052] The first reversing valve 112 includes a first port 114, a second port 116, and a third port 118. The third port 118 is in communication with the first exhaust port 108, the second port 116 is in communication with the platen air blowing port 308, and the first port 114 is in communication with the first muffler 110. The first reversing valve 112 can switch the communication state between the ports. The third port 118 can be in communication with either the first port 114 or the second port 116. When the third port 118 is in communication with the first port 114, gas exhausted from the first exhaust port 108 of the first air pump 104 can flow through the third port 118 and the first port 114 of the first reversing valve 112 to the first muffler 110, thereby achieving exhaust and silencing. When the third port 118 is connected to the second port 116, the gas discharged from the first exhaust port 108 of the first air pump 104 can flow to the plate blowing port 308 through the third port 118 and the second port 116 of the first reversing valve 112, so that the gas is blown out from the plate blowing port 308 to assist the plate to float, thereby achieving stable plate making.

[0053] The second air pump 120 is provided with a second air suction port 122, which is connected to the drum air suction port 302. When the second air pump 120 is working, it can suck gas inward at the second air suction port 122, so that suction is generated at the drum air suction port 302, so that the plate is set on the drum 300, and the plate making is then carried out stably.

[0054] The frame assembly 136 includes a dust removal nozzle 138, a second reversing valve 140, an air blowing solenoid valve 152, and an air inlet solenoid valve 154. The dust removal nozzle 138 is mounted on the lens 310 and assists in removing dust from the lens 310. The second reversing valve 140 includes a fourth port 142, a fifth port 144, and a sixth port 146. The fifth port 144 communicates with the first air extraction port 106, the fourth port 142 communicates with the plate head air intake port 306, and the sixth port 146 communicates with the dust removal nozzle 138. The fifth port 144 can communicate with either the fourth port 142 or the sixth port 146. The second reversing valve 140 can switch the communication state between the ports. When the fifth port 144 is connected to the fourth port 142, the second air pump 120 generates suction at the plate head air intake port 306, stably placing the plate on the drum 300, thereby achieving stable platemaking. When the fifth port 144 is connected to the sixth port 146 , the second air pump 120 can generate suction at the dust removal nozzle 138 to remove dust from the lens 310 and improve the cleanliness of the plate-making environment.

[0055] One end of the air blowing solenoid valve 152 is connected to the air compressor 204, and the other end of the air blowing solenoid valve 152 is connected to the lens air blowing port 312 of the lens 310, thereby realizing the control of air blowing protection for the lens 310 and further improving the dust removal effect of the lens 310.

[0056] One end of the air intake solenoid valve 154 is connected to the air compressor 204, and the other end of the air intake solenoid valve 154 is connected to the plate head clamp blowing port 316, so as to realize the blowing clamping of the plate head clamp 314, improve the stability of the plate setting, and thus improve the stability of the plate making process.

[0057] Functionally defined, the air path control system 100 proposed in this application, through the aforementioned components, forms a roller suction air path 206, a dust removal air path 208, a plate header suction air path 210, a plate platform floating air path 212, a plate header clamping air path 214, and a lens blowing air path 216. Specifically, the second air suction port 122 of the second air pump 120 and the roller air suction port 302 form the roller suction air path 206, wherein the second air suction port 122 of the second air pump 120 is connected to the roller air suction port 302 via an air pipe, forming the roller suction air path 206.

[0058] The first air suction port 106 of the first air pump 104, the fifth port 144 of the second reversing valve 140, the sixth port 146 of the second reversing valve 140 and the dust removal nozzle 138 form a dust removal air path 208, wherein the first air suction port 106 of the first air pump 104 is connected to the fifth port 144 of the second reversing valve 140 through an air pipe, and the sixth port 146 of the second reversing valve 140 is connected to the dust removal nozzle 138 through an air pipe, forming a dust removal air path 208.

[0059] The first air suction port 106 of the first air pump 104, the fifth port 144 of the second reversing valve 140, the fourth port 142 of the second reversing valve 140 and the plate head air suction port 306 form a plate head adsorption air path 210, wherein the first air suction port 106 of the first air pump 104 is connected to the fifth port 144 of the second reversing valve 140 through an air pipe, and the fourth port 142 of the second reversing valve 140 is connected to the plate head air suction port 306 through an air pipe, forming the plate head adsorption air path 210.

[0060] The second air suction port 122 of the first air pump 104, the third port 118 of the first reversing valve 112, the second port 116 of the first reversing valve 112 and the plate table blowing port 308 form a plate table floating air path 212, wherein the second air suction port 122 of the first air pump 104 is connected to the third port 118 of the second reversing valve 140 through an air pipe, and the second port 116 of the first reversing valve 112 is connected to the plate table blowing port 308 through an air pipe, forming the plate table floating air path 212.

[0061] The air compressor 204 , the air inlet solenoid valve 154 and the plate clamp air blowing port 316 form a plate clamp air path 214 . Specifically, the above components are connected through an air pipe.

[0062] The air compressor 204 , the air blowing solenoid valve 152 and the lens air blowing port 312 form a lens air blowing air path 216 . Specifically, the above components are connected through an air pipe.

[0063] The air circuit control system 100 proposed in this application is provided with a roller suction air circuit 206, a dust removal air circuit 208, a platehead suction air circuit 210, a plate platform floating air circuit 212, and a lens air blowing air circuit 216. This allows the plate to float during the platemaking process, the platehead clamp 314 to clamp the plate, the plate platform to absorb the plate, and the roller 300 to absorb the plate. This allows the plate to be placed on the roller 300 in a more stable state, thereby improving the stability of platemaking and achieving higher quality finished products. The dust removal air circuit 208 and the lens air blowing air circuit 216 allow dust removal and protection of the lens 310 during the platemaking process, thereby achieving fully automatic dust removal of the lens 310.

[0064] This application specifically configures the air circuit control system 100 with various operating modes, including a plate loading mode, a plate clamp opening mode, a plate clamp closing mode, and a plate making mode. Depending on the operating mode, the air circuit control system 100 controls the operation of the roller suction air circuit 206, the dust removal air circuit 208, the plate head suction air circuit 210, the plate table floating air circuit 212, and the lens air blowing air circuit 216, thereby achieving coordinated cooperation between the various air circuits. This ensures that the plate is always stable and clean during the plate making process, thereby improving plate making quality.

[0065] like Figure 1 As shown, in some embodiments of the present invention, an air circuit control system 100 is proposed. The air circuit control system 100 is used for a platemaking machine 10. The air circuit control system 100 includes a roller adsorption air circuit 206, a dust removal air circuit 208, a plate head adsorption air circuit 210, a plate table floating air circuit 212, a plate head clamp air circuit 214 and a lens blowing air circuit 216. The air circuit control system 100 has a plate loading working mode, a plate head clamp opening working mode, a plate head clamp closing working mode and a plate making working mode. The air circuit control system 100 can control the operation of the roller adsorption air circuit 206, the dust removal air circuit 208, the plate head adsorption air circuit 210, the plate table floating air circuit 212 and the lens blowing air circuit 216 according to the working mode.

[0066] Specifically, the air circuit control system 100 includes an air pump box assembly 102, a frame assembly 136 and an air compressor 204; the air pump box assembly 102 includes: a first air pump 104, provided with a first air suction port 106 and a first exhaust port 108; a first muffler 110; a first reversing valve 112, the first reversing valve 112 includes a first port 114, a second port 116 and a third port 118, the third port 118 is connected to the first exhaust port 108, the second port 116 is connected to the plate blowing port 308, the first port 114 is connected to the first muffler 110, and the third port 118 can be connected to the first port 114 or the second port 116; a second air pump 120, provided with a second air suction port 122, the second air suction port 122 is connected to the roller exhaust port 302; the frame assembly 136 It includes: a dust removal nozzle 138, which is arranged on the lens 310; a second reversing valve 140, the second reversing valve 140 includes a fourth port 142, a fifth port 144 and a sixth port 146, the fifth port 144 is connected to the first air exhaust port 106, the fourth port 142 is connected to the plate head air suction port 306, the sixth port 146 is connected to the dust removal nozzle 138, and the fifth port 144 can be connected to the fourth port 142 or the sixth port 146; an air blowing solenoid valve 152, one end of the air blowing solenoid valve 152 is connected to the air compressor 204, and the other end of the air intake solenoid valve 154 is connected to the lens blowing port 312 of the lens 310; an air intake solenoid valve 154, one end of the air intake solenoid valve 154 is connected to the air compressor 204, and the other end of the air intake solenoid valve 154 is connected to the plate head clamp air blowing port 316.

[0067] The second air suction port 122 of the second air pump 120 and the drum air suction port 302 form a drum adsorption air path 206 .

[0068] The first air extraction port 106 of the first air pump 104 , the fifth port 144 of the second reversing valve 140 , the sixth port 146 of the second reversing valve 140 , and the dust removal nozzle 138 form a dust removal air path 208 .

[0069] The first air extraction port 106 of the first air pump 104 , the fifth port 144 of the second reversing valve 140 , the fourth port 142 of the second reversing valve 140 and the plate head air suction port 306 form a plate head adsorption air path 210 .

[0070] The first air extraction port 106 of the first air pump 104 , the third port 118 of the first reversing valve 112 , the second port 116 of the first reversing valve 112 and the platen air blowing port 308 form a platen floating air path 212 .

[0071] The air compressor 204 , the air inlet solenoid valve 154 and the plate clamp air blowing port 316 form a plate clamp air path 214 .

[0072] The air compressor 204 , the air blowing solenoid valve 152 and the lens air blowing port 312 form a lens air blowing air path 216 .

[0073] The air path control system 100 proposed in the present application is provided with a roller adsorption air path 206, a dust removal air path 208, a plate head adsorption air path 210, a plate platform floating air path 212 and a lens blowing air path 216, thereby making it possible to make the plate float, the plate head clamp 314 clamp the plate, the plate platform adsorb the plate, and the roller 300 adsorb the plate during the plate making process. The state in which the plate is set on the roller 300 is more stable, thereby improving the stability of plate making and obtaining a higher quality finished product.

[0074] Through the dust removal air path 208 and the lens air blowing air path 216 , dust removal and protection of the lens 310 can be achieved during the plate making process, thereby achieving full-automatic dust removal of the lens 310 .

[0075] This application specifically sets different working modes for the air circuit control system 100, including the plate loading working mode, the plate clamp opening working mode, the plate clamp closing working mode and the plate making working mode. The air circuit control system 100 can achieve coordination between the air circuits according to the working mode, and can always keep the plate state stable during the plate making process, keep the plate making process clean, and improve the plate making quality. Figure 1 and Figure 2 As shown, in some embodiments, optionally, when in the plate loading working mode, the first air pump 104 and the second air pump 120 are working, the sixth port 146 and the fifth port 144 of the second reversing valve 140 are connected, the third port 118 and the second port 116 of the first reversing valve 112 are connected, and the roller adsorption air path 206 and the plate table floating air path 212 are working; when in the plate head clamp opening working mode, the first air pump 104 and the second air pump 120 are working, the fifth port 144 and the fourth port 142 of the second reversing valve 140 are connected, the first port 114 and the third port 118 of the first reversing valve 112 are connected, the air intake solenoid valve 154 is opened, and the roller adsorption air path 206, the plate head adsorption air path 210 and the plate head clamp air path 214 are working.

[0076] In this embodiment, the air circuit control system 100 has a plate loading working mode. When in the plate loading working mode, the first air pump 104 and the second air pump 120 are working, the sixth port 146 and the fifth port 144 of the second reversing valve 140 are connected, the third port 118 and the second port 116 of the first reversing valve 112 are connected, the roller adsorption air circuit 206 and the plate table floating air circuit 212 are working, suction is generated at the roller exhaust port 302, and blowing force is generated at the plate table blowing port 308. The position and state of the plate are adjusted during the plate loading process to provide a basis for stable plate making.

[0077] The air circuit control system 100 has a plate header clamp open working mode. When in the plate header clamp open working mode, the first air pump 104 and the second air pump 120 are working, the fifth port 144 and the fourth port 142 of the second reversing valve 140 are connected, the first port 114 and the third port 118 of the first reversing valve 112 are connected, the air intake solenoid valve 154 is opened, the roller adsorption air circuit 206, the plate header adsorption air circuit 210 and the plate header clamp air circuit 214 are working, so as to adjust the position and state of the plate during the clamping process, and provide a basis for stable plate making.

[0078] The air circuit control system 100 proposed in this application can accurately adjust the position of the plate and improve the stability of plate making by coordinating the corresponding air circuits to work together in different working modes.

[0079] like Figure 1 and Figure 2 As shown, in some embodiments, optionally, when in the plate head clamp closed working mode, the first air pump 104 and the second air pump 120 are working, the fifth port 144 and the fourth port 142 of the second reversing valve 140 are connected, the third port 118 and the first port 114 of the first reversing valve 112 are connected, the air intake solenoid valve 154 is closed, the air blowing solenoid valve 152 is opened, and the roller adsorption air path 206 and the plate head adsorption air path 210 are working; when in the plate making working mode, the first air pump 104 and the second air pump 120 are working, the fifth port 144 and the sixth port 146 of the second reversing valve 140 are connected, the first port 114 and the third port 118 of the first reversing valve 112 are connected, the air blowing solenoid valve 152 is closed, the air intake solenoid valve 154 is closed, and the roller adsorption air path 206 and the dust removal air path 208 are working.

[0080] In this embodiment, the air circuit control system 100 has a plate header clamp closed working mode. When in the plate header clamp closed working mode, the first air pump 104 and the second air pump 120 are working, the fifth port 144 and the fourth port 142 of the second reversing valve 140 are connected, the third port 118 and the first port 114 of the first reversing valve 112 are connected, the air intake solenoid valve 154 is closed, the air blowing solenoid valve 152 is opened, the roller adsorption air circuit 206 and the plate header adsorption air circuit 210 are working, so as to achieve stable fixation of the plate.

[0081] The air path control system 100 has a platemaking working mode. When in the platemaking working mode, the first air pump 104 and the second air pump 120 are working, the fifth port 144 and the sixth port 146 of the second reversing valve 140 are connected, the first port 114 and the third port 118 of the first reversing valve 112 are connected, the blowing solenoid valve 152 is closed, the air intake solenoid valve 154 is closed, the roller adsorption air path 206 and the dust removal air path 208 are working, thereby realizing fully automatic dust removal during the platemaking process.

[0082] The air path control system 100 proposed in this application can accurately adjust the position of the plate, improve the stability of plate making, and control dust during the plate making process by coordinating the corresponding air paths to work together in different working modes.

[0083] Specifically, the air circuit control system 100 proposed in this application also has a plate making completion working mode and an end mode. The air circuit control system 100 has a control button and a controller. The control button is connected to the controller, and the controller is connected to each component in the air circuit, thereby receiving the control signal and controlling the air circuit operation.

[0084] The specific working mode and process of the airflow control system proposed in this application are as follows:

[0085] First, click the "Load Plate" button to enter the loading plate working mode, the first air pump 104 and the second air pump 120 are working, the sixth port 146 and the fifth port 144 of the second reversing valve 140 are connected, the third port 118 and the second port 116 of the first reversing valve 112 are connected, and the roller adsorption air path 206 and the plate table floating air path 212 are working.

[0086] After that, click the "Open the header clamp" button to enter the header clamp opening working mode, the first air pump 104 and the second air pump 120 work, the fifth port 144 and the fourth port 142 of the second reversing valve 140 are connected, the first port 114 and the third port 118 of the first reversing valve 112 are connected, the air intake solenoid valve 154 is opened, and the roller adsorption air path 206, the header adsorption air path 210 and the header clamp air path 214 work.

[0087] After that, click the "plate header clamp closed" button to enter the plate header clamp closed working mode, the first air pump 104 and the second air pump 120 work, the fifth port 144 and the fourth port 142 of the second reversing valve 140 are connected, the third port 118 and the first port 114 of the first reversing valve 112 are connected, the air intake solenoid valve 154 is closed, the air blowing solenoid valve 152 is opened, and the roller adsorption air path 206 and the plate header adsorption air path 210 work.

[0088] After that, click the "Plate Making" button to enter the plate making working mode, the first air pump 104 and the second air pump 120 are working, the fifth port 144 and the sixth port 146 of the second reversing valve 140 are connected, the first port 114 and the third port 118 of the first reversing valve 112 are connected, the blowing solenoid valve 152 is closed, the air intake solenoid valve 154 is closed, and the roller adsorption air path 206 and the dust removal air path 208 are working.

[0089] After that, the plate making is completed and the plate making completion working mode is entered, the first air pump 104 is closed, the air inlet solenoid valve 154 is opened, and the roller adsorption air path 206 and the plate head clamping air path 214 are in operation.

[0090] After a preset time, the air inlet solenoid valve 154 is closed, the air outlet solenoid valve 190 is opened, and the roller adsorption air path 206 is in operation.

[0091] Afterwards, click the "End" button and the second air pump 120 is turned off.

[0092] This application specifically provides different operating modes for the air circuit control system 100, including a plate loading mode, a plate clamp opening mode, a plate clamp closing mode, and a plate making mode. The air circuit control system 100 can control the operation of the roller suction air circuit 206, the dust removal air circuit 208, the plate head suction air circuit 210, the plate table floating air circuit 212, and the lens blowing air circuit 216, depending on the operating mode. This allows for coordinated coordination between the various air circuits, maintaining the stability of the plate during the plate making process, maintaining cleanliness, and improving plate making quality.

[0093] like Figure 1 and Figure 2 As shown, in some embodiments, optionally, the second air pump 120 is further provided with a second exhaust port 124 , and the air path control system 100 further includes: a second muffler 126 , and the second muffler 126 is communicated with the second exhaust port 124 .

[0094] In this embodiment, the second air pump 120 is also provided with a second exhaust port 124, and the air path control system 100 also includes a second muffler 126. The second muffler 126 is connected to the second exhaust port 124. The gas sucked by the second air pump 120 can be discharged to the second muffler 126 through the second exhaust port 124, thereby achieving silencing of the exhaust process and collecting the gas exhausted by the second air pump 120.

[0095] like Figure 1 and Figure 2 As shown, in some embodiments, optionally, the frame assembly 136 further includes: a platform 156 for setting the roller 300, the platform 156 is provided with a first platform port 158, and the first platform port 158 ​​is connected to the roller exhaust port 302; the air pump box assembly 102 further includes: a box body 128, the second air pump 120 is set in the box body 128, the box body 128 is provided with a first box body port 130, the first box body port 130 is connected to the second exhaust port 122, the first box body port 130 and the first platform port 158 ​​are connected, so that the second exhaust port 122 is connected to the roller exhaust port 302.

[0096] In this embodiment, the frame assembly 136 further includes a platform 156 for placing the roller 300 to facilitate determination of the position of the roller 300 .

[0097] The platform 156 defines a first platform port 158 ​​, which is in communication with the drum exhaust port 302 .

[0098] The air pump box assembly 102 also includes a box body 128, and the second air pump 120 is arranged in the box body 128. The box body 128 is provided with a first box body port 130, and the first box body port 130 is connected to the second air suction port 122. The first box body port 130 is connected to the first platform port 158, so that the second air suction port 122 is connected to the drum air suction port 302. When the second air pump 120 is working, suction can be generated at the drum air suction port 302.

[0099] The arrangement of the platform 156 and the box 128 makes the structure of the gas circuit control system 100 more integrated.

[0100] like Figure 1 and Figure 2 As shown, in some embodiments, optionally, the first reversing valve 112 is arranged in the box body 128, and the box body 128 is also provided with a first filter port 134, and the first filter port 134 is connected to the second port 116 of the first reversing valve 112; the platform 156 is also used for the setting of the plate table 304, and the platform 156 is also provided with a second filter port 162, and the second filter port 162 is connected to the plate table blowing port 308, and the first filter port 134 is connected to the second filter port 162, so that the second port 116 is connected to the plate table blowing port 308; the box body 128 is also provided with a second box port 132, and the second box port 132 is connected to the first air extraction port 106; the second reversing valve 140 is provided on the platform 156, and the platform 156 is also provided with a second platform port 160, and the second platform port 160 is connected to the fourth port 142, and the second platform port 160 is connected to the second box port 132, so that the first air extraction port 106 is connected to the fourth port 142.

[0101] In this embodiment, the first reversing valve 112 is arranged in the box body 128, and the box body 128 is also provided with a first filter port 134. The first filter port 134 is connected to the second port 116 of the first reversing valve 112. The gas flowing out of the second port 116 of the first reversing valve 112 can enter the first filter port 134 and can be filtered by the first filter port 134.

[0102] The platform 156 is also used to place the plate table 304. The platform 156 also has a second filter port 162, which is connected to the plate table air blowing port 308. The first filter port 134 is connected to the second filter port 162, so that the second port 116 is connected to the plate table air blowing port 308. In this application, the first filter port 134 is provided on the housing 128, and the second filter port 162 is provided on the platform 156. This achieves filtering of the air blown out of the plate table air blowing port 308, improving the cleanliness of the air blown out of the plate table air blowing port 308 and making the plate making process cleaner.

[0103] The housing 128 is further provided with a second housing port 132, which is in communication with the first air extraction port 106, allowing gas to enter the first air extraction port 106 through the second housing port 132. The second reversing valve 140 is provided on the platform 156, which is further provided with a second platform port 160, which is in communication with the fourth port 142. The second platform port 160 is in communication with the second housing port 132, so that the first air extraction port 106 is in communication with the fourth port 142. The second housing port 132 and the second platform port 160 allow the first air pump 104 and the second reversing valve 140 to be housed in the housing 128 and the platform 156, respectively, thereby protecting the above components.

[0104] like Figure 1 and Figure 2 As shown, in some embodiments, optionally, the rack assembly 136 further includes: a triple filter 164, which is arranged on the platform 156, and the triple filter 164 is provided with an air inlet filter 166 and an air outlet filter 168, and the air inlet filter 166 is connected to the air compressor 204; a control valve 170, which is arranged on the platform 156, and the control valve 170 is provided with a first control valve port 172, a second control valve port 174 and a third control valve port 176, and the first control valve port 172 is connected to the air outlet filter 168; the second reversing valve 140 further includes a seventh port 148 and an eighth port 150, the seventh port 148 is connected to the second control valve port 174, and the eighth port 150 is connected to the third control valve port 176, the control valve 170 and the second reversing valve 140 form a reversing valve control air path 218, and the air path control system 100 can also control the operation of the reversing valve control air path 218 according to the working mode.

[0105] In this embodiment, the rack assembly 136 further includes a triple filter 164, which is disposed on the platform 156. The triple filter 164 is provided with an air inlet filter 166 and an air outlet filter 168. The air inlet filter 166 is in communication with the air compressor 204. The triple filter 164 can filter the gas transmitted by the air compressor 204, thereby improving the purity of the gas.

[0106] The frame assembly 136 further includes a control valve 170 . The control valve 170 is disposed on the platform 156 . The control valve 170 is mainly used for valve body control.

[0107] The control valve 170 is provided with a first control valve port 172, a second control valve port 174 and a third control valve port 176. The first control valve port 172 is connected to the air outlet filter port 168. The second reversing valve 140 also includes a seventh port 148 and an eighth port 150. The seventh port 148 is connected to the second control valve port 174, and the eighth port 150 is connected to the third control valve port 176. The control valve 170 and the second reversing valve 140 form a reversing valve control air path 218. The air path control system 100 can also control the operation of the reversing valve control air path 218 according to the working mode.

[0108] During the operation of the air circuit control system 100, the second reversing valve 140 can be controlled by connecting the first control valve port 172 with the second control valve port 174 or the third control valve port 176, thereby improving the convenience and accuracy of the air circuit control within the air circuit control system 100.

[0109] like Figure 1 and Figure 2 As shown, in some embodiments, optionally, one end of the air blowing solenoid valve 152 is connected to the air compressor 204 through the air outlet filter 168; one end of the air inlet solenoid valve 154 is connected to the air compressor 204 through the air outlet filter 168; the frame assembly 136 also includes: a five-way joint 178, which is arranged on the platform 156, and the five-way joint 178 is provided with a first interface 180, a second interface 182, a third interface 184, a fourth interface 186 and a fifth interface 188, the first interface 180 is connected to the other end of the air inlet solenoid valve 154, and the second interface 182 is connected to the plate head clamp air blowing port 316; the air outlet solenoid valve 190, one end of the air outlet solenoid valve 190 is connected to the third interface 184.

[0110] In this embodiment, one end of the air blowing solenoid valve 152 is connected to the air compressor 204 through the air outlet filter 168, and one end of the air inlet solenoid valve 154 is connected to the air compressor 204 through the air outlet filter 168, ensuring that the gas flowing in the air path is relatively pure and avoiding blockage of the air path.

[0111] The frame assembly 136 also includes a five-way joint 178, which is arranged on the platform 156. The five-way joint 178 is provided with a first interface 180, a second interface 182, a third interface 184, a fourth interface 186 and a fifth interface 188. The first interface 180 is connected to the other end of the air intake solenoid valve 154, and the second interface 182 is connected to the plate header clamp air blowing port 316, thereby realizing the connection between the air intake solenoid valve 154 and the plate header clamp air blowing port 316. The setting of the five-way joint 178 improves the connectivity of the air circuit within the air circuit control system 100.

[0112] The rack assembly 136 also includes an air outlet solenoid valve 190, one end of which is connected to the third interface 184. The air outlet solenoid valve 190 can be used to control the air outlet of the five-way connector 178 to avoid excessive air control pressure inside the air control system 100.

[0113] like Figure 1 and Figure 2 As shown, in some embodiments, optionally, the platform 156 is also provided with a safety valve port 192, an air pressure sensor port 194, a pressure gauge port 196 and an air compressor port 198; the safety valve port 192 is connected to the fourth interface 186, the air pressure sensor port 194 is connected to the fifth interface 188, the pressure gauge port 196 is connected to the air outlet filter 168, and the air compressor port 198 is connected to the air compressor 204.

[0114] In this embodiment, the platform 156 is further provided with a safety valve port 192 , an air pressure sensor port 194 , an air pressure gauge port 196 and an air compressor port 198 .

[0115] Safety valve port 192 is connected to fourth port 186 and is used for connecting a safety valve. Safety valve port 192 is primarily used for safe pressure relief. When the pressure in the air circuit within five-way connector 178 is high, the safety valve opens and releases the pressure to the outside, protecting the air circuit control system 100 and improving the protection of the platemaking machine 10. Specifically, safety valve port 192 is provided on the side of platform 156.

[0116] Air pressure sensor port 194 is connected to fifth interface 188 and is used to connect an air pressure sensor. Air pressure sensor port 194 is primarily used to detect the air pressure within the air circuit of five-way connector 178. The air pressure sensor provides real-time pressure readings to ensure that air circuit control system 100 operates within normal operating pressures. Specifically, air pressure sensor port 194 is located on the side of platform 156.

[0117] The pressure gauge port 196 is connected to the air outlet filter 168. The pressure gauge port 196 is used to connect the pressure gauge. The pressure gauge is set on the pressure gauge end and can display the air pressure value of the air circuit inside the air circuit control system 100. Through the pressure gauge, the operator can check the air pressure conditions of the air circuit of the air circuit control system 100 in real time so as to make timely adjustments or take corresponding measures.

[0118] The air compressor port 198 is connected to the air compressor 204, and the air inlet filter 166 is connected to the air compressor 204 through the air compressor port 198, which facilitates the connection between the air compressor 204 and the triple filter 164, and can facilitate the reading of the working parameters of multiple air compressors 204.

[0119] like Figure 1and Figure 2 As shown, in some embodiments, optionally, the rack assembly 136 further includes: a filter pump 200, one end of the filter pump 200 is connected to the sixth port 146, and the other end of the filter pump 200 is connected to the dust removal nozzle 138, and the dust removal nozzle 138 is connected to the sixth port 146 through the filter pump 200.

[0120] In this embodiment, the rack assembly 136 further includes a filter pump 200 , which can filter the gas to make the gas purer. Specifically, one end of the filter pump 200 is used for air intake, and the other end of the filter pump 200 is used for air outlet.

[0121] One end of the filter pump 200 is connected to the sixth port 146, which serves as the exhaust port. The other end of the filter pump 200 is connected to the dust removal nozzle 138, which serves as the intake port. The filter pump 200 forms part of the dust removal air path 208. The dust removal nozzle 138 is connected to the sixth port 146 through the filter pump 200. When the dust removal air path 208 is operating, the first air pump 104 operates, the fourth valve port of the second reversing valve 140 is connected to the sixth port 146, the first air pump 104 draws air through the first air extraction port 106, and the filter pump 200 filters the air drawn from the dust removal nozzle 138, thereby preventing excessive impurities in the air from clogging the first air pump 104.

[0122] By providing the filter pump 200 , the dust removal air path 208 can be made to work more stably and the probability of clogging is lower.

[0123] like Figure 1 and Figure 2 As shown, in one embodiment of the present application, optionally, an air circuit control system 100 is proposed, specifically, the first reversing valve 112 is a dust removal exhaust reversing valve, the second reversing valve 140 is a dust removal intake reversing valve, and the annular control valve 170 is a three-position five-way solenoid valve.

[0124] The frame assembly 136 is connected to the air pump box assembly 102 and the air compressor 204 through air pipes.

[0125] The frame assembly 136 includes a dust removal air inlet reversing valve. The first port 114 of the dust removal air inlet reversing valve is connected to the plate head air intake port 306 via an air pipe. The second port 116 of the dust removal air inlet reversing valve is connected to the second filter port 162 via an air pipe. The third port 118 of the dust removal air inlet reversing valve is connected to the air outlet port of the filter pump 200 via an air pipe. The air inlet port of the filter pump 200 is connected to the dust removal suction nozzle 138 via an air pipe. The drum exhaust port 302 is connected to the first platform port 158 ​​via an air pipe. The platen air blowing port 308 is connected to the second platform port 160 via an air pipe. The outlet filter port 168 of the triple filter 164 is connected to the pressure gauge port 196 via an air pipe. The inlet filter port 166 of the triple filter 164 is connected to the air compressor port 198 via an air pipe. The outlet filter port 168 of the triple filter chamber is connected to the air inlet solenoid valve 154, the air blowing solenoid valve 152, and the three-position five-way solenoid valve via air pipes via a four-way pipe joint 202. The other port of the air inlet solenoid valve 154 is connected to the first port 180 of the five-way joint 178 via an air pipe. The second port 182 of the five-way joint 178 is connected to the plate head clamp air blowing port 316 via an air pipe. The third port 184 of the five-way connector 178 is connected to the air outlet solenoid valve 190 via an air pipe. The fourth port 186 of the three-position, five-way solenoid valve is connected to the air pressure sensor port 194 via an air pipe. The fifth port 188 of the five-way connector 178 is connected to the safety valve port 192 via an air pipe. The second and third control valve ports 174, 176 of the three-position, five-way solenoid valve are connected to the seventh and eighth valve ports of the dust removal inlet reversing valve, respectively, via air pipes. The other port of the air blowing solenoid valve 152 is connected to the lens air blowing port 312 of the lens 310 via an air pipe.

[0126] The air pump box assembly 102 includes a first air pump 104 and a second air pump 120. The second air pump 120 is a drum suction pump. The second air suction port 122 of the second air pump 120 is connected to the first box port 130 via an air pipe, and the second exhaust port 124 of the second air pump 120 is connected to the second muffler 126 via an air pipe. The first air pump 104 is a dust removal suction pump. The first air suction port 106 of the first air pump 104 is connected to the first filter port 134 via an air pipe. The first exhaust port 108 of the first air pump 104 is connected to the third port 118 of the dust removal exhaust reversing valve via an air pipe. The second port 116 of the dust removal exhaust reversing valve is connected to the second box port 132 via an air pipe. The first port 114 of the dust removal exhaust reversing valve is connected to the second muffler 126 via an air pipe.

[0127] The air compressor 204 is connected to the air compressor port 198 via an air pipe.

[0128] The air path control system 100 proposed in this application is defined functionally, and seven air paths are formed by the above components.

[0129] Specifically, the air circuit control system 100 includes a roller adsorption air circuit 206, specifically a roller adsorption negative pressure air circuit. The roller adsorption air circuit 206 is connected to the first housing port 130 by an air pipe from the second air pump 120's second air suction port 122, and then to the first platform port 158 ​​by an air pipe. The inside of the platform 156 is connected to the roller air suction port 302 on the roller 300 by an air pipe from the first platform port 158. The second exhaust port 124 of the second air pump 120 is connected to the second muffler 126 by an air pipe. The above components form a complete roller adsorption air circuit 206 through the air pipe. The operation of the roller adsorption air circuit 206 enables the roller 300 to firmly adsorb the plate. By controlling the roller adsorption air circuit 206, the adsorption force can be adjusted to ensure the quality of plate making and improve the stability and precision of plate making.

[0130] Specifically, the air control system 100 includes a dust removal air circuit 208. The dust removal air circuit 208 is connected by an air pipe from the first air pump 104's first air inlet 105 to the first filter port 134, and then to the second filter port 162. The platform 156 is connected by an air pipe to the fifth port 144 of the dust removal air inlet reversing valve. The sixth port 146 of the dust removal air inlet reversing valve is connected by an air pipe to the air outlet of the filter pump 200. The air inlet of the filter pump 200 is connected by an air pipe to the dust removal nozzle 138. The first exhaust port 108 of the first air pump 104 is connected by an air pipe to the third port 118 of the dust removal exhaust reversing valve. The first port 114 of the dust removal exhaust reversing valve is connected by an air pipe to the first muffler 110. These components, through the air pipe, form a complete dust removal air circuit 208. The dust removal air circuit 208 keeps the lens 310 clean, preventing damage caused by dust and dirt, thereby ensuring the quality and precision of platemaking. The dust on the surface of the lens 310 can be sucked away through the dust removal air path 208 .

[0131] Specifically, the air control system 100 includes a plate head suction air circuit 210. The plate head suction air circuit 210 is connected from the first air suction port 106 of the first air pump 104 via an air pipe to the first filter port 134, and then to the second filter port 162 via an air pipe. The second filter port 162 is connected via an air pipe to the fifth port 144 of the dust removal air intake reversing valve, and the fourth port 142 of the dust removal air intake reversing valve is connected to the plate head suction port 306. The first exhaust port 108 of the first air pump 104 is connected via an air pipe to the third port 118 of the dust removal exhaust reversing valve, and the first port 114 of the dust removal exhaust reversing valve is connected via an air pipe to the first muffler 110. The above components form a complete plate head suction air circuit 210 through the air pipe. The plate head suction air circuit 210 fixes the plate and ensures accurate positioning during plate making.

[0132] Specifically, the air circuit control system 100 includes a plate-floating air circuit 212. The plate-floating air circuit 212 is connected from the first air suction port 106 of the first air pump 104 via an air pipe to the first filter port 134, then to the second filter port 162 via an air pipe, and then to the fifth port 144 of the dust removal air inlet reversing valve via an air pipe. The sixth port 146 of the dust removal air inlet reversing valve is connected to the air outlet port of the filter pump 200 via an air pipe, and the air inlet port of the filter pump 200 is connected to the dust removal nozzle 138 via an air pipe. The first exhaust port 108 of the first air pump 104 is connected to the third port 118 of the dust removal exhaust reversing valve via an air pipe. The second port 116 of the dust removal exhaust reversing valve is connected to the second box port 132 via an air pipe, and then to the second platform port 160 via an air pipe. The platform 156 port is connected to the plate-floating air port 308 via an air pipe. The above components form a complete plate-floating air circuit 212 through the air pipe. The plate-floating air circuit 212 provides buoyancy, so that the plate 304 can float freely under the control of the air circuit to adapt to plates of different thicknesses.

[0133] Specifically, the air control system 100 includes a reversing valve control air circuit 218. The second and third control valve ports 174, 176 of the three-position, five-way reversing valve are connected to the seventh and eighth ports 148, 150 of the dust removal inlet reversing valve, respectively, via air pipes. These components form the reversing valve control air circuit 218, enabling precise control of the operation of the dust removal inlet reversing valve.

[0134] Specifically, the air control system 100 includes a plate clamp air circuit 214, which is connected from the air compressor 204 to the air compressor port 198, and then to the air inlet filter 166 of the triple filter 164 via an air pipe. The air outlet filter 168 of the three-stream filter pump 200 is connected to one end of the four-way pipe joint 202 via an air pipe. The other end of the four-way pipe joint 202 is connected to one port of the air inlet solenoid valve 154 via an air pipe. The other port of the air inlet solenoid valve 154 is connected to the first port 180 of the five-way joint 178 via an air pipe. The other port of the five-way joint 178 is connected to the plate clamp air outlet 316 via an air pipe. The above components form a complete plate clamp air circuit 214, which can clamp the plate during plate making.

[0135] Specifically, the air control system 100 includes a lens air blowing air circuit 216, which connects the air compressor 204 to the air compressor port 198 and then to the air inlet filter 166 of the triple filter 164 via an air pipe. The air outlet filter 168 of the three-stream filter pump 200 is connected to one end of a four-way pipe joint 202 via an air pipe. The other end of the four-way pipe joint 202 is connected to one port of the air blowing solenoid valve 152 via an air pipe. The other port of the air blowing solenoid valve 152 is connected to the lens air blowing port 312 via an air pipe. These components form a complete lens air blowing air circuit 216, preventing ink from condensing on the surface of the lens 310, thereby ensuring that the lens 310 is clean and clear.

[0136] This application specifically configures the air circuit control system 100 with various operating modes, including a plate loading mode, a plate clamp opening mode, a plate clamp closing mode, and a plate making mode. Depending on the operating mode, the air circuit control system 100 controls the operation of the roller suction air circuit 206, the dust removal air circuit 208, the plate head suction air circuit 210, the plate table floating air circuit 212, and the lens air blowing air circuit 216, thereby achieving coordinated cooperation between the various air circuits. This ensures that the plate is always stable and clean during the plate making process, thereby improving plate making quality.

[0137] In the claims, specification and drawings of the present invention, the term "plurality" refers to two or more. Unless otherwise expressly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the purpose of more conveniently describing the present invention and making the description process simpler. It is not intended to indicate or imply that the device or element referred to must have the specific orientation described, be constructed and operated in a specific orientation. Therefore, these descriptions cannot be understood as limiting the present invention. The terms "connect", "install", "fix" and the like should be understood in a broad sense. For example, "connection" can be a fixed connection between multiple objects, or a detachable connection between multiple objects, or an integral connection; it can be a direct connection between multiple objects, or an indirect connection between multiple objects through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood based on the specific circumstances of the above data.

[0138] In the claims, specification, and drawings of the present invention, the terms "one embodiment," "some embodiments," "a specific embodiment," and the like mean that the specific features, structures, materials, or characteristics described in conjunction with that embodiment or example are included in at least one embodiment or example of the present invention. In the claims, specification, and drawings of the present invention, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0139] The above are merely preferred embodiments of the present invention and are not intended to limit the present invention. Those skilled in the art will readily appreciate that various modifications and variations of the present invention are possible. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A gas path control system, characterized in that: Used in a platemaking machine, the platemaking machine includes a drum, the drum is provided with a drum exhaust port; a plate platform, one end of the plate platform is provided with a plate head air suction port, and the other end of the plate platform is provided with a plate platform air blowing port; a lens, the lens is provided with a lens air blowing port; a plate head clamp, the plate head clamp is provided with a plate head clamp air blowing port, and the air circuit control system includes an air pump box assembly, a frame assembly and an air compressor; The air pump box assembly includes: A first air pump is provided with a first air suction port and a first air exhaust port; First silencer; a first reversing valve, the first reversing valve comprising a first port, a second port, and a third port, the third port being in communication with the first exhaust port, the second port being in communication with the platen blow port, the first port being in communication with the first muffler, and the third port being capable of communicating with either the first port or the second port; a second air pump, provided with a second air extraction port, the second air extraction port being in communication with the air extraction port of the drum; The frame assembly includes: A dust removal nozzle is provided on the lens; a second reversing valve, the second reversing valve comprising a fourth port, a fifth port, and a sixth port, the fifth port being in communication with the first air extraction port, the fourth port being in communication with the plate head air suction port, the sixth port being in communication with the dust removal nozzle, and the fifth port being capable of being in communication with the fourth port or the sixth port; an air blowing solenoid valve, one end of which is connected to the air compressor, and the other end of which is connected to the lens air blowing port of the lens; An air intake solenoid valve, one end of which is connected to the air compressor, and the other end of which is connected to the plate head clamp air blowing port; The second air suction port of the second air pump and the air suction port of the drum form a drum adsorption air path; The first air extraction port of the first air pump, the fifth port of the second reversing valve, the sixth port of the second reversing valve and the dust removal nozzle form a dust removal air path; The first air extraction port of the first air pump, the fifth port of the second reversing valve, the fourth port of the second reversing valve and the plate head air suction port form a plate head adsorption air path; The first exhaust port of the first air pump, the third port of the first reversing valve, the second port of the first reversing valve and the plate table air blowing port form a plate table floating air path; The air compressor, the air inlet solenoid valve and the plate clamp air blowing port form a plate clamp air path; The air compressor, the air blowing solenoid valve and the lens air blowing port form a lens air blowing air path; The air circuit control system has a plate loading working mode, a plate header clamp opening working mode, a plate header clamp closing working mode and a plate making working mode. The air circuit control system can control the operation of the roller adsorption air circuit, the dust removal air circuit, the plate header adsorption air circuit, the plate table floating air circuit, the plate header clamp air circuit and the lens blowing air circuit according to the working mode.

2. The gas path control system according to claim 1, characterized in that: In the plate loading mode, the first air pump and the second air pump are in operation, the sixth port and the fifth port of the second reversing valve are in conduction, the third port and the second port of the first reversing valve are in conduction, and the roller adsorption air circuit and the plate platform floating air circuit are in operation; When in the plate header clamp open working mode, the first air pump and the second air pump are working, the fifth port and the fourth port of the second reversing valve are connected, the first port and the third port of the first reversing valve are connected, the air intake solenoid valve is opened, and the roller adsorption air circuit, the plate header adsorption air circuit and the plate header clamp air circuit are working.

3. The gas path control system according to claim 1, characterized in that: In the plate header clamp closed working mode, the first air pump and the second air pump are in operation, the fifth port and the fourth port of the second reversing valve are in conduction, the third port and the first port of the first reversing valve are in conduction, the air intake solenoid valve is closed, the air blowing solenoid valve is opened, and the roller adsorption air path and the plate header adsorption air path are in operation; When in the platemaking working mode, the first air pump and the second air pump are working, the fifth port and the sixth port of the second reversing valve are connected, the first port and the third port of the first reversing valve are connected, the blowing solenoid valve is closed, the air intake solenoid valve is closed, and the roller adsorption air circuit and the dust removal air circuit are working.

4. The gas path control system according to claim 1, characterized in that: The second air pump is further provided with a second exhaust port, and the air pump box assembly further comprises: A second muffler is communicated with the second exhaust port.

5. The gas path control system according to claim 1, characterized in that: The frame assembly further comprises: A platform for placing the drum, the platform being provided with a first platform port, the first platform port being communicated with the drum exhaust port; The air pump box assembly also includes: The second air pump is arranged in the box body, the box body is provided with a first box body port, the first box body port is connected with the second air exhaust port, the first box body port is connected with the first platform port, so that the second air exhaust port is connected with the drum air exhaust port.

6. The gas path control system according to claim 5, characterized in that: The first reversing valve is arranged in the box body, and the box body is further provided with a first filter port, the first filter port being communicated with the second port of the first reversing valve; The platform is also used for setting the printing plate table. The platform is also provided with a second filter port, the second filter port is communicated with the printing plate table air blowing port, the first filter port is communicated with the second filter port, so that the second port is communicated with the printing plate table air blowing port; The box body is further provided with a second box body port, and the second box body port is communicated with the first air extraction port; The second reversing valve is arranged on the platform, and the platform is further provided with a second platform port, which is communicated with the fifth port, and the second platform port is communicated with the second box port, so that the first air extraction port is communicated with the fifth port.

7. The gas path control system according to claim 1, characterized in that: The frame assembly further comprises: A filter pump, one end of the filter pump is connected to the sixth port, the other end of the filter pump is connected to the dust removal nozzle, and the dust removal nozzle is connected to the sixth port through the filter pump.

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