CN114311539A - PVC panel forming die with constant temperature function - Google Patents
PVC panel forming die with constant temperature function Download PDFInfo
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- CN114311539A CN114311539A CN202210019769.2A CN202210019769A CN114311539A CN 114311539 A CN114311539 A CN 114311539A CN 202210019769 A CN202210019769 A CN 202210019769A CN 114311539 A CN114311539 A CN 114311539A
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Abstract
The invention provides a PVC (polyvinyl chloride) plate forming die with a constant temperature function, which relates to the technical field of PVC forming dies and comprises a box body and a workbench arranged in the box body, wherein a lower die, a water storage cavity arranged in the workbench, two electric push rods fixedly arranged at the position, close to the top, of the box body can be arranged at the top of the workbench, an exhaust pipe is arranged in an installation block arranged at the top of the workbench, a filter box fixedly arranged at one side of the box body, a temperature regulating component arranged between the lower die and the workbench and used for regulating the temperature in the filter box, and a sealing component arranged in the installation block and used for blocking the exhaust pipe. This kind of mould uses through the cooperation of sealed chamber, piston, carriage release lever and conductor wire, can realize the constant temperature function according to the calorific capacity of the change regulation electric heating coil of temperature, uses through the cooperation of air exhauster, exhaust tube and active carbon filter layer, can handle harmful gas.
Description
Technical Field
The invention relates to the technical field of PVC (polyvinyl chloride) forming dies, in particular to a PVC plate forming die with a constant temperature function.
Background
Along with the continuous and rapid development of social economy, the requirements of house decoration are greatly increased, and the PVC board is an excellent material for replacing a wood wallboard, has low manufacturing cost, can prevent fire and moisture, is safe and reliable to use, and is widely applied to house interior decoration.
The PVC is one of the most widely used plastic products, and can be formed by injection molding, extrusion, blow molding, calendering, slush molding, foaming and the like, wherein in the production and processing of PVC plates, the injection molding method is commonly used for injection molding of PVC plates, so that the production efficiency is high, and the PVC plates are formed in one step to obtain the final products.
In the process of producing a PVC plate, an injection molding liquid needs to be injected into an injection molding groove and the injection molding groove is completely filled with the injection molding liquid, so that bubbles remained in the formed PVC plate are avoided, which causes poor quality of the PVC plate, therefore, before cooling and forming the PVC plate, the injection molding groove needs to be subjected to heat preservation and pressure maintaining, at this time, a lower mold needs to be kept in a certain temperature range, generally, an electric heating wire is adopted to heat the lower mold, so that the lower mold is kept at a certain temperature, but because the electric heating wire continuously generates heat, the temperature of the lower mold is easily overhigh, which affects the heat preservation and pressure maintaining effect, so that a worker needs to constantly put down the temperature of the lower mold, and the heat productivity of the electric heating wire is difficult to regulate and control, meanwhile, because the PVC plate is injected with a large amount of additives in the injection molding liquid, when the injection molding liquid is at a high temperature, the additive in the injection molding liquid can emit a large amount of harmful gas, and the harmful gas is easy to cause harm to human bodies after being inhaled by the human bodies.
Disclosure of Invention
The invention aims to solve the defects in the background art, provides a PVC plate forming die with a constant temperature function, can adjust the heat productivity of an electric heating coil according to the change of temperature by matching a sealing cavity, a piston, a moving rod and a conducting wire, realizes the constant temperature function, and can treat harmful gas by matching an exhaust fan, an exhaust pipe and an active carbon filter layer.
In order to achieve the purpose, the invention provides the following technical scheme that the PVC plate forming die with the constant temperature function comprises a box body and
the workbench is arranged in the box body, and a lower die can be mounted at the top of the workbench;
the water storage cavity is arranged in the workbench;
the two electric push rods are fixedly arranged at the position, close to the top, of the box body;
an air exhaust pipe is arranged inside the mounting block of the mounting block arranged at the top of the workbench;
the filter box is fixedly arranged on one side of the box body;
the temperature adjusting component is arranged between the lower die and the workbench and used for adjusting the temperature inside the filter box;
and the sealing assembly is arranged inside the mounting block and used for blocking the exhaust pipe.
Further, the box openly is connected with the chamber door through the hinge rotation, the box openly fixed mounting has control panel, the inlet port has been seted up to box one side, inlet port one side is provided with the deep bead, one side fixedly connected with reset spring that the deep bead is close to the inlet port, just reset spring keeps away from the one end of deep bead and is connected with the box inner wall, one side fixedly connected with that the deep bead is close to the inlet port is connected with the supporting jam piece that uses of inlet port.
Further, the bottom of the electric push rod is fixedly connected with a movable plate, the electric push rod is electrically connected with the control panel, and an upper die is fixedly mounted at the bottom of the movable plate.
Further, the movable plate top fixedly connected with pipe of moulding plastics, it is provided with many shunt tubes, and many to go up mould inside the even pipe of moulding plastics of shunt tubes is connected.
Furthermore, the injection molding groove is formed in the top of the lower die, a heat conduction plate is arranged on the inner wall of the bottom of the injection molding groove, a plurality of heat conduction fins are fixedly connected to the bottom of the heat conduction plate, and the lower ends of the plurality of heat conduction fins are inserted into the sealing cavity.
Further, the temperature adjustment assembly includes:
the sealing cavity is arranged in the lower die, and a piston is arranged in the sealing cavity;
the moving rod is fixedly connected to one side of the piston and is of an L-shaped structure;
the equipment cavity is arranged in the workbench, and a placing plate is fixedly arranged in the equipment cavity;
the sliding rheostat is fixedly installed on the top of the placing plate, and a conductive wire is arranged on the top of the sliding rheostat;
the electric heating coil is fixedly connected to one end of the conductive wire;
the electric lead is connected with the bottom end of the moving rod, a heater is fixedly mounted inside the equipment cavity and electrically connected with the control panel, the heater is respectively connected with an electric heating coil and a sliding rheostat, the electric heating coil is located inside the water storage cavity, and a top block is arranged inside the sealing cavity.
Further, the water storage cavity is internally and fixedly provided with a water pump, the lower die is internally provided with a heat exchange tube of a serpentine structure, the top of the water pump is fixedly connected with a water pumping tube, the top end of the water pumping tube is connected with the heat exchange tube, the heat exchange tube is far away from one end of the water pumping tube and is fixedly connected with a return tube, and the lower end of the return tube is connected with the water storage cavity.
Further, the closure assembly comprises:
the clamping groove is formed in the mounting block, and a rubber pad is arranged in the clamping groove;
the movable groove is formed in one side of the mounting block, and the exhaust pipe is communicated with the movable groove and the clamping groove respectively;
the fixture block is arranged inside the moving groove, one end of the fixture block protrudes out of one side face of the installation block and is provided with an inclined face, the upper surface and the lower surface of the fixture block are fixedly connected with limiting blocks, one side of each limiting block is fixedly connected with a pressure spring, and one end of each pressure spring is connected with the inner wall of the moving groove.
Further, the inside fixed mounting of exhaust tube has the air exhauster, the inside active carbon filter layer that is provided with of rose box, rose box top fixedly connected with outlet duct, the position that the rose box is close to the bottom is inserted to the one end of exhaust tube.
The invention provides a PVC (polyvinyl chloride) plate forming die with a constant temperature function, which has the following beneficial effects:
1. the invention has the advantages that the sealing cavity, the piston, the moving rod and the conductive wire are matched for use, so that the gas in the sealing cavity drives the conductive wire to move through the piston and the moving rod along with the change of temperature, the resistance of the slide rheostat is adjusted, the heat productivity of the electric heating coil is further adjusted, and the constant temperature function is realized.
2. Secondly, through the cooperation use of fixture block, draw-in groove, inlet port, deep bead, reset spring and compression spring, can seal inlet port and exhaust tube when the compound die, prevent that 1 inside of box has the gas flow, influence the heat preservation pressurize effect of mould.
3. And then, through the matching use of the exhaust fan, the exhaust pipe and the activated carbon filter layer, after the upper die and the lower die are separated, harmful gas generated by the PVC plate is sucked into the filter box, and the harmful gas is filtered through the activated carbon filter layer.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a sectional view of the overall structure of the present invention.
FIG. 3 is a cross-sectional view of the lower die structure of the present invention.
Fig. 4 is a schematic view of the structure of the apparatus chamber of the present invention.
Fig. 5 is a schematic view of a heating coil structure of the present invention.
Fig. 6 is an enlarged view of the invention at a in fig. 2.
Fig. 7 is an enlarged view of the invention at B in fig. 2.
Fig. 8 is an enlarged view of the invention at C in fig. 2.
Fig. 9 is an enlarged view of the invention at D in fig. 2.
FIG. 10 is a schematic view of the upper mold structure of the present invention.
FIG. 11 is a schematic view of the injection molding groove structure of the present invention.
In FIGS. 1-11: 1. a box body; 101. a box door; 102. a control panel; 103. a work table; 104. an air inlet; 105. a return spring; 106. a wind deflector; 107. a plugging block; 2. an electric push rod; 201. moving the plate; 202. an upper die; 203. injection molding a tube; 204. a shunt tube; 3. a lower die; 301. injection molding a groove; 302. a heat exchange pipe; 303. a return pipe; 304. sealing the cavity; 305. heat-conducting fins; 306. a top block; 307. a piston; 308. a travel bar; 4. a water storage cavity; 401. a water pump; 402. a water pumping pipe; 5. an equipment chamber; 501. placing the plate; 502. a heater; 503. a slide rheostat; 504. a conductive wire; 505. an electric heating coil; 6. mounting blocks; 601. an air exhaust pipe; 602. an exhaust fan; 603. a card slot; 604. a rubber pad; 605. a clamping block; 606. a limiting block; 607. a pressure spring; 7. a filter box; 701. an activated carbon filter layer; 702. and an air outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to FIGS. 1-11 of the drawings,
the PVC plate forming die with the constant temperature function provided by the embodiment comprises a box body 1 and
a workbench 103 arranged inside the box body 1, wherein the top of the workbench 103 can be provided with a lower die 3;
a water storage cavity 4 arranged inside the workbench 103;
two electric push rods 2 fixedly arranged at the position of the box body 1 close to the top;
an air suction pipe 601 is arranged inside the mounting block 6 of the mounting block 6 arranged at the top of the workbench 103;
a filter box 7 fixedly arranged on one side of the box body 1;
a temperature adjusting component arranged between the lower die 3 and the workbench 103 and used for adjusting the internal temperature of the filter box 7;
and the sealing component is arranged inside the mounting block 6 and used for blocking the air suction pipe 601.
Further, the front surface of the box body 1 is rotatably connected with a box door 101 through a hinge, the front surface of the box body 1 is fixedly provided with a control panel 102, one side of the box body 1 is provided with an air inlet 104, one side of the air inlet 104 is provided with a wind shield 106, one side of the wind shield 106 close to the air inlet 104 is fixedly connected with a return spring 105, one end of the return spring 105 far away from the wind shield 106 is connected with the inner wall of the box body 1, one side of the wind shield 106 close to the air inlet 104 is fixedly connected with a blocking block 107 matched with the air inlet 104 for use, in the process of exhausting air inside the box body 1, negative pressure is generated inside the box body 1 to suck in outside air, at the moment, the wind shield 106 is far away from the air inlet 104 under the action of air pressure, the blocking block 107 is separated from the air inlet 104, so that the inside of the box body 1 forms an air passage with the outside through the air inlet 104, and the return spring 105 is stretched by the wind shield 106 to generate elastic deformation to generate elasticity, after the exhaust pipe 601 is closed, the wind shield 106 rebounds under the action of the elastic force of the return spring 105, so that the air inlet 104 is completely blocked by the blocking block 107, a closed space is formed inside the box body 1, and the condition that the temperature inside the box body 1 is influenced by air flow to fluctuate is avoided.
Further, a moving plate 201 is fixedly connected to the bottom of the electric push rod 2, the electric push rod 2 is electrically connected to the control panel 102, an upper mold 202 is fixedly mounted at the bottom of the moving plate 201, and the electric push rod 2 is started through the control panel 102, so that the electric push rod 2 drives the moving plate 201 and the upper mold 202 to move down, and the upper mold 202 is tightly attached to the lower mold 3.
Further, movable plate 201 top fixedly connected with moulds plastics pipe 203, go up inside many shunt tubes 204 that are provided with of mould 202, and many shunt tubes 204 evenly mould plastics pipe 203 and be connected, then pour into many shunt tubes 204 through the liquid of moulding plastics of pipe 203 with the high temperature, and pour into the groove 301 of moulding plastics through shunt tubes 204 in, because PVC panel area is great, if the liquid of moulding plastics only falls on a position, then need wait to mould plastics the liquid and slowly diffuse and fill the groove 301 of moulding plastics completely, the time overlength of waiting, and the liquid of moulding plastics meets the lower groove 301 inner wall of moulding plastics of temperature at the in-process of filling, cool down the shaping in advance easily, lead to the liquid of moulding plastics to be difficult to diffuse, PVC panel quality after the shaping is not good simultaneously.
Further, the top of the lower mold 3 is provided with an injection molding groove 301, a heat conducting plate is arranged on the inner wall of the bottom of the injection molding groove 301, a plurality of heat conducting fins 305 are fixedly connected to the bottom of the heat conducting plate, the lower ends of the plurality of heat conducting fins 305 are inserted into the sealing cavity 304, then the injection molding liquid enters the injection molding groove 301, the heat of the injection molding liquid is transferred to the whole inner wall of the bottom of the injection molding groove 301 through the heat conducting plate, the injection molding liquid is prevented from being cooled in advance, meanwhile, the heat can be transferred to the plurality of heat conducting fins 305 through the heat conducting plate, so that the heat emitted by the heat conducting fins 305 heats up and heats the gas in the sealing cavity 304, at the moment, the gas in the sealing cavity 304 is heated and expands, the air pressure rises, the piston 307 drives the moving rod 308 to move under the action of the air pressure, the moving rod 308 drives the electric conducting wire 504 to move in the direction away from the electric heating coil 505, and the resistance of the sliding rheostat 503 rises, the power supply amount to the electric heating coil 505 is reduced, and further the heat productivity of the electric heating coil 505 is reduced, so that the temperature of water in the water storage cavity 4 is reduced, and further the heat exchange tube 302 is used for cooling the injection molding groove 301, if the temperature of the injection molding groove 301 is too low, the temperature in the sealed cavity 304 is reduced, and at the moment, the air pressure is reduced, so that the piston 307 drives the electric conduction wire 504 to move towards the electric heating coil 505 through the moving rod 308 under the action of the air pressure, the resistance of the sliding rheostat 503 is reduced, the electricity conduction amount and the generated heat of the electric heating coil 505 are increased, the water in the water storage cavity 4 is heated, the water in the heat exchange tube 302 is used for heating the injection molding groove 301, a constant temperature function is achieved, and the piston 307 can be prevented from colliding with the heat conduction fins 305 through the top block 306, and the heat conduction fins 305 are prevented from being damaged.
Further, the temperature regulating assembly comprises:
a sealed cavity 304 opened inside the lower mold 3, the sealed cavity 304 being provided inside with a piston 307;
a movable rod 308 fixedly connected to one side of the piston 307 and having an "L" shaped structure;
an equipment cavity 5 arranged in the workbench 103, wherein a placing plate 501 is fixedly arranged in the equipment cavity 5;
a slide rheostat 503 fixedly installed on the top of the placing plate 501, wherein a conductive wire 504 is arranged on the top of the slide rheostat 503;
an electric heating coil 505 fixedly connected to one end of the conductive wire 504;
the electric lead 504 is connected with the bottom end of the moving rod 308, the heater 502 is fixedly installed inside the equipment cavity 5, the heater 502 is electrically connected with the control panel 102, the heater 502 is respectively connected with the electric heating coil 505 and the sliding rheostat 503, the electric heating coil 505 is located inside the water storage cavity 4, the inside of the sealed cavity 304 is provided with the top block 306, then the injection molding liquid is injected into the injection molding groove 301 and needs to be kept at a certain temperature and pressure, bubbles are prevented from being left inside the molded workpiece, at the moment, the heater 502 is started through the control panel 102, the heater 502 supplies power to the electric heating coil 505, the electric heating coil 505 is powered on to generate joule heat, and then the water inside the water storage cavity 4 is heated.
Further, a water pump 401 is fixedly mounted inside the water storage cavity 4, a heat exchange tube 302 with a serpentine structure is arranged inside the lower die 3, a water pumping tube 402 is fixedly connected to the top of the water pump 401, the top end of the water pumping tube 402 is connected with the heat exchange tube 302, one end of the heat exchange tube 302, which is far away from the water pumping tube 402, is fixedly connected with a return tube 303, the lower end of the return tube 303 is connected with the water storage cavity 4, then the water pump 401 pumps the water in the water storage cavity 4 into the heat exchange tube 302 through the water pumping tube 402, so that the water in the heat exchange tube 302 exchanges heat with the injection molding groove 301, further, the temperature of the injection molding groove 301 is kept within a certain temperature range, the situation that the temperature of the injection molding groove 301 is too high or too low is avoided, the heat preservation and pressure maintaining effects and the molding effects of the injection molding liquid are affected, and then the water after heat exchange flows back into the water storage cavity through the return tube 303 again.
Further, the closure assembly comprises:
the clamping groove 603 is formed in the mounting block 6, and a rubber pad 604 is arranged in the clamping groove 603;
a moving groove is formed in one side of the mounting block 6, and the exhaust pipe 601 is respectively communicated with the moving groove and the clamping groove 603;
a fixture block 605 disposed inside the moving groove, wherein one end of the fixture block 605 protrudes from one side surface of the mounting block 6 and is provided with an inclined surface, the upper and lower surfaces of the fixture block 605 are fixedly connected with a limiting block 606, one side of the limiting block 606 is fixedly connected with a pressure spring 607, and one end of the pressure spring 607 is connected with the inner wall of the moving groove, the moving plate 201 contacts with the inclined surface of the fixture block 605 and presses the fixture block 605 during moving down, so that the fixture block 605 moves towards the direction of the slot 603 and is inserted into the slot 603, at this time, the pressure spring 607 is pressed by the limiting block 606 to generate elastic deformation, and the rubber pad 604 is pressed by the fixture block 605 to generate elastic deformation, so as to completely block the gap between the fixture block 605 and the slot 603, so that the fixture block 605 completely seals the exhaust tube 601, the exhaust fan 602 cannot perform exhaust treatment on the inside of the box body 1, and prevent the gas from flowing inside the box body 1, leading to gaseous cooling to lower mould 3, causing the temperature of lower mould 3 to change, influence the pressurize heat preservation effect of PVC panel, and when moving plate 201 lifted, fixture block 605 kick-backs through stopper 606 and pressure spring 607 effect down for exhaust tube 601 is opened.
The pressure spring 607 is made of a spring steel material, and the spring steel material has good elasticity and wear resistance, so that the pressure spring 607 can have high elasticity and can elastically deform when being subjected to external force, and the pressure spring 607 has the characteristic of good wear resistance, so that the elastic performance of the pressure spring 607 can be kept after the pressure spring 607 is worn in long-time use, and the service life of the pressure spring 607 is prolonged;
meanwhile, the pressure spring 607 can also be made of alloy steel material, the alloy steel material has good elasticity and wear resistance after quenching and tempering, and can meet the manufacturing requirement of the pressure spring 607, but the elasticity of the spring steel material is better than that of the alloy steel material compared with the spring steel material, the manufacturing process of the alloy steel material is simpler than that of the spring steel material, and the elasticity of the pressure spring 607 is related to the elasticity of the manufacturing material, so the spring steel material with good elasticity is selected for manufacturing.
Further, the inside fixed mounting of exhaust tube 601 has air exhauster 602, the inside active carbon filter layer 701 that is provided with of rose box 7, rose box 7 top fixedly connected with outlet duct 702, the position that rose box 7 is close to the bottom is inserted to the one end of exhaust tube 601, because when moulding plastics to PVC panel, need add a large amount of additives in the liquid of moulding plastics, make PVC panel produce poisonous gas easily under the condition of high temperature, and go up mould 202 and bed die 3 after-separating, PVC panel still is under higher temperature, give off a large amount of poisonous gas, start air exhauster 602 through control panel 102 this moment, make the inside gas of box 1 pass through exhaust tube 601 inside the suction of exhaust fan 602 to filter box 7, and adsorb the filtration through the harmful substance in the active carbon filter layer 701 in to the gas, the gas after-filtering is discharged through outlet duct 702.
When the invention is used, the electric push rod 2 is started through the control panel 102, so that the electric push rod 2 drives the movable plate 201 and the upper die 202 to move downwards, the upper die 202 is tightly attached to the lower die 3, then high-temperature injection molding liquid is injected into the plurality of flow dividing pipes 204 through the injection molding pipes 203 and is injected into the injection molding groove 301 through the flow dividing pipes 204, because the area of the PVC plate is large, if the injection molding liquid only falls into one position, the injection molding liquid needs to be waited for slowly diffusing and completely filling the injection molding groove 301, the waiting time is too long, and the injection molding liquid meets the inner wall of the injection molding groove 301 with lower temperature in the filling process, so that the injection molding liquid is easy to cool and cool in advance, the injection molding liquid is difficult to diffuse, the quality of the molded PVC plate is poor, then the injection molding liquid enters the injection molding groove 301 and is subjected to heat preservation and pressure preservation molding, at the same time, the water pump 401 pumps the water in the water storage cavity 4 into the heat exchange pipe 302 through the water pumping pipe 402, the water in the heat exchange pipe 302 exchanges heat with the injection molding groove 301, so that the temperature of the injection molding groove 301 is kept within a certain temperature range, and the problem that the temperature of the injection molding groove 301 is too high or too low to affect the heat preservation and pressure maintaining effects and the forming effects of the injection molding liquid is solved, then the heat exchanged water flows back to the inside of the water storage cavity through the return pipe 303, then the heat of the injection molding liquid is transferred to the inner wall of the bottom of the whole injection molding groove 301 through the heat conducting plate when the injection molding liquid enters the injection molding groove 301, so that the injection molding liquid is prevented from being cooled in advance, then the heat can be transferred to the plurality of heat conducting fins 305 through the heat conducting plate, the heat emitted by the heat conducting fins 305 heats the gas in the sealed cavity 304, at the moment, the gas in the sealed cavity 304 is heated and expanded, the air pressure rises, so that the piston 307 drives the moving rod 308 to move under the action of the air pressure, and the moving rod 308 drives the electric lead 504 to move in the direction far away from the electric heating coil 505, the resistance of the sliding rheostat 503 is increased, the power supply amount to the electric heating coil 505 is reduced, the heat productivity of the electric heating coil 505 is further reduced, the temperature of water in the water storage cavity 4 is reduced, the heat exchange tube 302 is used for cooling the injection molding groove 301, if the temperature of the injection molding groove 301 is too low, the temperature in the sealed cavity 304 is reduced, the air pressure is reduced, the piston 307 is used for driving the electric lead 504 to move towards the electric heating coil 505 through the moving rod 308 under the action of the air pressure, the resistance of the sliding rheostat 503 is reduced, the electricity supply amount and the generated heat of the electric heating coil 505 are increased, the water in the water storage cavity 4 is heated, the water in the heat exchange tube 302 is used for heating the injection molding groove 301, the constant temperature function is achieved, the top block 306 can prevent the piston 307 from colliding with the heat conduction fins 305, the heat conduction fins are damaged, and then when the PVC plate is subjected to injection molding, a large amount of additives need to be added into the injection molding liquid, so that the PVC plate is easy to generate toxic gas at high temperature, after the upper mold 202 and the lower mold 3 are separated, the PVC plate is still at a high temperature to emit a large amount of toxic gas, at this time, the exhaust fan 602 is started through the control panel 102, so that the gas inside the box body 1 is pumped into the filter box 7 through the exhaust fan 602 through the exhaust pipe 601, harmful substances in the gas are adsorbed and filtered through the activated carbon filter layer 701, the filtered gas is discharged through the gas outlet pipe 702, then, when the exhaust pipe 601 exhausts the box body 1, negative pressure is generated inside the box body 1 to suck in the external gas, at this time, the wind shield 106 is far away from the gas inlet 104 under the action of air pressure, so that the blocking block 107 is separated from the gas inlet 104 inside the box body 1, a gas path is formed with the outside through the gas inlet 104, and meanwhile, the return spring 105 is elastically deformed by the stretching of the wind shield 106 to generate elasticity, after the exhaust tube 601 is closed, the wind shield 106 rebounds under the action of the elastic force of the return spring 105, so that the air inlet 104 is completely blocked by the blocking block 107, a closed space is formed inside the box body 1, the temperature inside the box body 1 is prevented from fluctuating due to the influence of the air flow, then the inclined surface of the fixture block 605 is contacted and extrudes the fixture block 605 in the process that the moving plate 201 moves downwards, the fixture block 605 moves towards the direction of the clamping groove 603 and is inserted into the clamping groove 603, at the moment, the pressure spring 607 is extruded by the limiting block 606 to generate elastic deformation, meanwhile, the rubber pad 604 is extruded by the fixture block 605 to generate elastic deformation, the gap between the fixture block 605 and the clamping groove 603 is completely blocked, so that the exhaust tube 601 is completely closed by the fixture block 605, the exhaust fan 602 cannot perform air exhaust treatment on the inside the box body 1, and the phenomenon that the air flows inside the box body 1 to cause the lower die 3 to be cooled by the air, cause the temperature of bed die 3 to change, influence the pressurize heat preservation effect of PVC panel, and when movable plate 201 lifted up, fixture block 605 kick-backs under the effect of stopper 606 and pressure spring 607 elasticity, make exhaust tube 601 open, the harmful gas that gives off PVC panel carries out the filtration processing of bleeding, avoid harmful gas direct discharge and inhaled by the human body, cause harm to the human body, can realize the constant temperature function through above structure, and can not influence the heat preservation pressurize effect of PVC panel when handling harmful gas.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (9)
1. A PVC plate forming die with constant temperature function is characterized by comprising a box body and
the workbench is arranged in the box body, and a lower die can be mounted at the top of the workbench;
the water storage cavity is arranged in the workbench;
the two electric push rods are fixedly arranged at the position, close to the top, of the box body;
an air exhaust pipe is arranged inside the mounting block of the mounting block arranged at the top of the workbench;
the filter box is fixedly arranged on one side of the box body;
the temperature adjusting component is arranged between the lower die and the workbench and used for adjusting the temperature inside the filter box;
and the sealing assembly is arranged inside the mounting block and used for blocking the exhaust pipe.
2. The PVC board forming die with the constant temperature function as claimed in claim 1, wherein a door is rotatably connected to the front surface of the box body through a hinge, a control panel is fixedly mounted to the front surface of the box body, an air inlet hole is formed in one side of the box body, a wind deflector is arranged on one side of the air inlet hole, a return spring is fixedly connected to one side of the wind deflector close to the air inlet hole, one end of the return spring, which is far away from the wind deflector, is connected to the inner wall of the box body, and a blocking block used in cooperation with the air inlet hole is fixedly connected to one side of the wind deflector close to the air inlet hole.
3. The PVC plate forming die with the constant temperature function as claimed in claim 1, wherein a moving plate is fixedly connected to the bottom of the electric push rod, the electric push rod is electrically connected with the control panel, and an upper die is fixedly mounted at the bottom of the moving plate.
4. The PVC plate forming die with the constant temperature function as claimed in claim 3, wherein an injection molding pipe is fixedly connected to the top of the moving plate, a plurality of shunt pipes are arranged inside the upper die, and the shunt pipes are uniformly connected with the injection molding pipe.
5. The PVC board forming mold with the constant temperature function as claimed in claim 1, wherein the lower mold has an injection molding groove at the top, a heat conducting plate is disposed on the inner wall of the bottom of the injection molding groove, a plurality of heat conducting fins are fixedly connected to the bottom of the heat conducting plate, and the lower ends of the plurality of heat conducting fins are inserted into the sealing cavity.
6. The PVC sheet forming die with the constant temperature function as claimed in claim 1, wherein the temperature regulating assembly comprises:
the sealing cavity is arranged in the lower die, and a piston is arranged in the sealing cavity;
the moving rod is fixedly connected to one side of the piston and is of an L-shaped structure;
the equipment cavity is arranged in the workbench, and a placing plate is fixedly arranged in the equipment cavity;
the sliding rheostat is fixedly installed on the top of the placing plate, and a conductive wire is arranged on the top of the sliding rheostat;
the electric heating coil is fixedly connected to one end of the conductive wire;
the electric lead is connected with the bottom end of the moving rod, a heater is fixedly mounted inside the equipment cavity and electrically connected with the control panel, the heater is respectively connected with an electric heating coil and a sliding rheostat, the electric heating coil is located inside the water storage cavity, and a top block is arranged inside the sealing cavity.
7. The PVC plate forming die with the constant temperature function as claimed in claim 1, wherein a water pump is fixedly installed inside the water storage cavity, a heat exchange tube with a serpentine structure is arranged inside the lower die, a water pumping tube is fixedly connected to the top of the water pump, the top end of the water pumping tube is connected with the heat exchange tube, a return tube is fixedly connected to one end, away from the water pumping tube, of the heat exchange tube, and the lower end of the return tube is connected with the water storage cavity.
8. The PVC plate forming mold with constant temperature function according to claim 1, wherein said closing assembly comprises:
the clamping groove is formed in the mounting block, and a rubber pad is arranged in the clamping groove;
the movable groove is formed in one side of the mounting block, and the exhaust pipe is communicated with the movable groove and the clamping groove respectively;
the fixture block is arranged inside the moving groove, one end of the fixture block protrudes out of one side face of the installation block and is provided with an inclined face, the upper surface and the lower surface of the fixture block are fixedly connected with limiting blocks, one side of each limiting block is fixedly connected with a pressure spring, and one end of each pressure spring is connected with the inner wall of the moving groove.
9. The PVC board forming die with the constant temperature function as claimed in claim 1, wherein an exhaust fan is fixedly installed inside the exhaust pipe, an activated carbon filter layer is arranged inside the filter box, an air outlet pipe is fixedly connected to the top of the filter box, and one end of the exhaust pipe is inserted into a position, close to the bottom, of the filter box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210019769.2A CN114311539A (en) | 2022-01-10 | 2022-01-10 | PVC panel forming die with constant temperature function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210019769.2A CN114311539A (en) | 2022-01-10 | 2022-01-10 | PVC panel forming die with constant temperature function |
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| CN114311539A true CN114311539A (en) | 2022-04-12 |
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| CN202210019769.2A Pending CN114311539A (en) | 2022-01-10 | 2022-01-10 | PVC panel forming die with constant temperature function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114801025A (en) * | 2022-04-25 | 2022-07-29 | 广东百赞智能装备有限公司 | Vertical injection molding machine with I-shaped clamping mechanism |
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2022
- 2022-01-10 CN CN202210019769.2A patent/CN114311539A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114801025A (en) * | 2022-04-25 | 2022-07-29 | 广东百赞智能装备有限公司 | Vertical injection molding machine with I-shaped clamping mechanism |
| CN114801025B (en) * | 2022-04-25 | 2023-01-10 | 广东百赞智能装备有限公司 | Vertical injection molding machine with I-shaped clamping mechanism |
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