CN214214507U - Foamed plastic processing system - Google Patents

Abstract

A foamed plastic processing system comprises a compression molding device and a drying device; the die-pressing forming device is provided with a forming cavity and an output pipe die-pressing forming device which discharges high-temperature fluid in the forming cavity through an output pipe; the drying device comprises a recovery pipe, a drying room and a heat dissipation pipe set; the recovery pipe is communicated with the output pipe; the heat dissipation pipe set is arranged in the drying room; the heat dissipation pipe set is communicated to the recovery pipe; the high-temperature fluid flows into the radiating pipe group from the recovery pipe and conducts heat into the drying room. The high-temperature fluids discharged from the different compression molding devices are collected in the recovery pipe and then dispersed into the heat radiation pipe group. The heat conducted by the high-temperature fluid in the heat dissipation pipe set raises the temperature of the drying room, so that the condensed water on the surface of the foamed plastic piece is dried in time, and the quality of the foamed plastic is ensured. Because the high-temperature fluid in the radiating pipe group comes from the compression molding device and the heat energy of the high-temperature fluid is secondarily utilized, the energy utilization efficiency in the processing process of the foam plastic can be improved, and the energy consumption is reduced.

Description

Foamed plastic processing system

Technical Field

The utility model relates to a foamed plastic processing technology field especially relates to a foamed plastic processing system.

Background

The foamed plastic is a high polymer material formed by dispersing a large number of gas micropores in solid plastic, has the characteristics of light weight, heat insulation, sound absorption, shock absorption and the like, has dielectric properties superior to matrix resin, and has wide application range. The main steps of the foam molding process comprise: 1. injecting a plastic foam raw material into a mold cavity of a forming mold; 2. introducing high-temperature steam gas into the liquid or melt plastic foam raw material; 3. the plastic foam raw material is foamed to generate micropores, and the micropore structure is fixed after the size of the micropore is increased to a certain size, so that the formed foamed plastic is obtained. In order to prevent condensed water from forming on the surface of the foam plastic part and affecting the quality of the foam plastic part, the foam plastic part is generally dried in time after being formed.

In the conventional technology, after the foam plastic is heated, steam or condensed water with high temperature can be directly discharged from a compression molding device and discarded, so that energy waste is caused, and the improvement of the energy efficiency in the production and processing process of the foam plastic is not facilitated.

SUMMERY OF THE UTILITY MODEL

Accordingly, it is necessary to provide a foam processing system, which is directed to a problem that steam or condensed water having a high temperature is directly discharged from a compression molding apparatus and discarded to cause waste of energy after heating foam.

A foam processing system comprising:

a die forming device having a forming cavity and an output tube; the output pipe is communicated to the forming cavity; the high-temperature fluid in the molding cavity is discharged by the output pipe of the compression molding device; and

the drying device comprises a recovery pipe, a drying room and a heat dissipation pipe set; the recovery pipe is communicated with the output pipe; the heat dissipation pipe set is arranged in the drying room; the radiating pipe group is communicated to the recovery pipe; the high-temperature fluid flows into the heat dissipation pipe set from the recovery pipe and conducts heat into the drying room.

According to the foam plastic processing system, after the foam plastic raw material is placed in the forming cavity of the compression molding device, high-temperature steam is injected into the forming cavity, so that the foam plastic raw material generates micropores and is formed. The steam passing through the molding cavity, condensed water condensed from the high-temperature steam, or cooling water absorbing the heat of the foam plastic before demolding is used as a high-temperature fluid and is discharged into the recovery pipe and the heat dissipation pipe set through the output pipe. The high-temperature fluids discharged from the different compression molding devices are collected in the recovery pipe and then dispersed into the heat radiation pipe group. The drying room is filled with the foamed plastic which is subjected to the compression molding treatment, and the temperature of the drying room is raised by the heat transferred by the high-temperature fluid in the heat dissipation pipe set, so that the condensed water on the surface of the foamed plastic part is dried in time, and the quality of the foamed plastic is ensured. Because the high-temperature fluid in the radiating pipe group comes from the compression molding device and the heat energy of the high-temperature fluid is secondarily utilized, the energy utilization efficiency in the processing process of the foam plastic can be improved, and the energy consumption is reduced.

In one embodiment, a first control valve is arranged between the output pipe and the recovery pipe and is used for communicating or isolating the output pipe and the recovery pipe; thereby conveniently guaranteeing the temperature and the drying efficiency of the drying room and avoiding unnecessary loss of high-temperature fluid.

In one embodiment, the compression molding apparatus further comprises a backup valve; the forming cavity is communicated to the backup valve; thereby avoiding the influence on the operation of the compression molding device due to the halt of the drying device.

In one embodiment, the drying apparatus further comprises a standby pipe; a second control valve is connected between the standby pipe and the heat dissipation pipe set and is used for communicating or isolating the standby pipe and the heat dissipation pipe set; the standby pipe is also communicated to the auxiliary heat supply device; thereby ensuring the drying efficiency of the foam plastic.

In one embodiment, the drying device further comprises a control module; a third control valve is connected between the recovery pipe and the heat dissipation pipe set; wherein the content of the first and second substances,

a temperature sensor is arranged in the drying room; the control module adjusts the states of the second control valve and the third control valve according to the detection value of the temperature sensor so as to ensure that the temperature of the drying room meets the drying requirement; or the like, or, alternatively,

a flow sensor is arranged between the recovery pipe and the radiating pipe group; the control module adjusts the states of the second control valve and the third control valve according to the detection value of the flow sensor so as to ensure that the temperature of the drying room meets the drying requirement; therefore, under the condition that the output of the compression molding device is insufficient, the heat dissipation pipe set can automatically obtain the heat flow of the auxiliary heat supply device, and the temperature requirement in the drying room is ensured.

In one embodiment, the drying apparatus further comprises a drain pipe and a fourth control valve; the fourth control valve is connected between the radiating pipe set and the discharge pipe; the high-temperature fluid exchanges heat through the heat dissipation pipe set and then flows into the discharge pipe through the fourth control valve; thereby maintaining a higher temperature in the drying room.

In one embodiment, the drying room is a plurality of drying rooms; the heat dissipation pipe set, the third control valve or the fourth control valve correspond to the drying room one by one; thereby facilitating the drying treatment of different batches of foamed plastics.

In one embodiment, the drying rooms are arranged in a rectangular mode in the horizontal direction; the heat dissipation pipe sets are distributed along the horizontal length direction of the drying room; thereby creating a larger space to accommodate more foam.

In one embodiment, one end of the drying room in the length direction is provided with a feeding port, and the other end of the drying room in the length direction is provided with a discharging port; the drying device also comprises a material conveying mechanism, wherein the material conveying mechanism comprises a conveying belt, a supporting assembly and a driving motor; the conveying belt is arranged in the drying room and extends between the feeding port and the discharging port of the drying room; the supporting assembly is used for supporting the conveying belt; the driving motor is used for driving the conveying belt to run; therefore, the drying treatment of the foamed plastic can be orderly completed, and the treatment efficiency of the foamed plastic is improved.

In one embodiment, the drying apparatus further comprises an air circulation mechanism disposed in the drying room, the air circulation mechanism inducing an air flow in the drying room; thereby enabling each foam plastic in the drying room to obtain uniform heat dissipation effect.

Drawings

FIG. 1 is a schematic structural view of a foam processing system according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a foam processing system according to another embodiment of the present invention;

fig. 3 is a schematic view of the internal structure of the drying room in fig. 2.

The corresponding relation between each reference number and each meaning in the drawings is as follows:

100. a foam processing system; 20. a die forming device; 21. a molding cavity; 22. an output pipe; 23. a backup valve; 30. a drying device; 31. a recovery pipe; 311. a first control valve; 312. a third control valve; 313. a discharge pipe; 314. a fourth control valve; 32. a drying room; 321. a feeding port; 322. a discharge port; 33. a heat dissipation tube set; 34. a standby pipe; 35. a second control valve; 37. a material conveying mechanism; 371. a conveyor belt; 372. a support assembly; 373. a drive motor; 38. an air circulation mechanism; 40. an auxiliary heating device.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 3, a foam processing system 100 according to an embodiment of the present invention is used for performing compression molding and drying of foam. The foam processing system 100 includes: a compression molding device 20 and a drying device 30; the compression molding device 20 is provided with a molding cavity 21 and an output pipe 22; the output pipe 22 is communicated with the forming cavity 21; the die forming device 20 discharges the high-temperature fluid in the forming cavity 21 through the output pipe 22; the drying device 30 comprises a recovery pipe 31, a drying room 32 and a heat dissipation pipe set 33; the recovery pipe 31 is communicated with the output pipe 22; the heat radiation pipe group 33 is arranged in the drying room 32; the heat radiation pipe group 33 is communicated to the recovery pipe 31; the high-temperature fluid flows from the recovery pipe 31 to the radiating pipe group 33, and conducts heat into the drying room 32.

After the foam material is placed in the molding cavity 21 of the compression molding device 20, high temperature steam is injected into the molding cavity 21 to make the foam material generate micropores and be molded. The steam passing through the forming chamber 21, condensed water condensed from the high-temperature steam, or cooling water having absorbed heat of the foam before the mold is removed is discharged as a high-temperature fluid from the output pipe 22 to the recovery pipe 31 and the heat radiating pipe group 33. The high-temperature fluid discharged from the different press molding devices 20 is collected in the recovery pipe 31 and then dispersed into the heat radiation pipe group 33. The drying room 32 is filled with the foam plastics which have been molded before, and the heat conducted by the high-temperature fluid in the heat dissipation pipe set 33 raises the temperature of the drying room 32, so that the condensed water on the surface of the foam plastic part is dried in time, and the quality of the foam plastics is ensured. Because the high-temperature fluid in the heat dissipation pipe set 33 comes from the compression molding device 20, the heat energy of the high-temperature fluid is secondarily utilized, so that the energy utilization efficiency in the processing process of the foam plastic can be improved, and the energy consumption is reduced.

Specifically, the heat dissipation pipe set 33 is a combination of pipes through which high-temperature heat flows, and the high-temperature fluid may flow in turn through the heat dissipation pipe set 33. The heat dissipation tube sets 33 may be disposed near the top or bottom of the drying room 32, or near the side walls of the drying room 32 to reduce the impact on the receiving space of the drying room 32.

Referring to fig. 1, in one embodiment, there are a plurality of compression molding devices 20; a first control valve 311 is arranged between the output pipe 22 and the recovery pipe 31, and the first control valve 311 is used for communicating or isolating the output pipe 22 and the recovery pipe 31.

Since the recovery pipe 31 is connected to the plurality of press molding devices 20, it is possible to receive the high-temperature fluid from the plurality of press molding devices 20, thereby conveniently ensuring to improve the temperature of the drying room 32 and the drying efficiency. The first control valves 311 correspond to the die-forming devices 20 one by one, and when a part of the die-forming devices 20 stops operating, the first control valves 311 isolate the recovery pipes 31 from the die-forming devices 20 which stop operating, thereby preventing high-temperature fluid in other die-forming devices 20 in operation from flowing to the die-forming devices 20 which stop operating through the recovery pipes 31 and avoiding unnecessary dissipation of the high-temperature fluid.

Referring to fig. 1, in one embodiment, the die forming apparatus 20 further includes a backup valve 23; the molding cavity 21 is also communicated to a back-up valve 23. When the drying device 30 stops operating but the die-forming device 20 needs to operate normally, the first control valve 311 isolates the forming cavity 21 from the recovery pipe 31, and the backup valve 23 is opened, so that the high-temperature fluid in the forming cavity 21 can be discharged from the backup valve 23, thereby avoiding the influence on the operation of the die-forming device 20 due to the shutdown of the drying device 30.

Referring to fig. 1 and 2, in one embodiment, the drying device 30 further includes a standby pipe 34; a second control valve 35 is connected between the spare pipe 34 and the radiating pipe group 33, and the second control valve 35 is used for communicating or isolating the spare pipe 34 and the radiating pipe group 33; the standby pipe 34 is also connected to the auxiliary heating apparatus 40.

The auxiliary heating device 40 which can provide steam or hot water is communicated through the standby pipe 34, when the flow rate or the heat quantity of the high-temperature fluid generated by the compression molding device 20 is insufficient, the second control valve 35 is conducted, the steam or the hot water generated by the auxiliary heating device 40 is communicated to the heat dissipation pipe set 33 through the standby pipe 34, so that the temperature reduction in the drying room 32 caused by the instability of the high-temperature fluid supplied by the compression molding device 20 can be avoided, and the drying efficiency of the foamed plastic is ensured. Alternatively, the auxiliary heating apparatus 40 is a steam generator, a heating furnace, or the like that can generate high-temperature steam or hot water.

Referring to fig. 1 and 2, in one embodiment, the drying device 30 further includes a control module; a third control valve 312 is connected between the recovery pipe 31 and the radiating pipe group 33.

In one embodiment, a temperature sensor is provided in the drying chamber 32; the control module adjusts the states of the second control valve 35 and the third control valve 312 according to the detection value of the temperature sensor, so as to ensure that the temperature of the drying room 32 meets the drying requirement. When the heat of the high-temperature fluid generated by the die forming device 20 is insufficient, the control module can recognize the temperature drop in the drying room 32 according to the detection value of the temperature sensor, in this case, the control module turns on the second control valve 35 and turns off the third control valve 312, so that the heat generated by the auxiliary heating device 40 enters the heat dissipation pipe set 33 through the second control valve 35, and the heat is prevented from flowing back to the recovery pipe 31 or the die forming device 20 through the third control valve 312.

In one embodiment, a flow sensor is disposed between the recycling pipe 31 and the radiating pipe group 33; the control module adjusts the states of the second control valve 35 and the third control valve 312 according to the detection value of the flow sensor, so as to ensure that the temperature of the drying room 32 meets the drying requirement. When the flow rate of the high-temperature fluid generated by the die forming device 20 is insufficient, the control module can recognize the flow rate reduction entering the heat dissipation pipe set 33 according to the detection value of the flow rate sensor, in this case, the control module makes the second control valve 35 be turned on to turn off the third control valve 312, so that the heat flow generated by the auxiliary heating device 40 enters the heat dissipation pipe set 33 through the second control valve 35, and the heat flow is prevented from flowing back to the recovery pipe 31 or the die forming device 20 through the third control valve 312.

Referring to fig. 1 and 2, in one embodiment, the drying device 30 further includes a discharge pipe 313 and a fourth control valve 314; a fourth control valve 314 is connected between the heat dissipation pipe set 33 and the discharge pipe 313; the high-temperature fluid is heat-exchanged by the heat dissipation pipe set 33 and then flows to the discharge pipe 313 through the fourth control valve 314. The high temperature fluid enters the heat dissipation pipe set 33 through the recycling pipe 31 and the third control valve 312, the high temperature fluid conducts heat in the heat dissipation pipe set 33, the fluid with gradually decreased temperature is discharged through the fourth control valve 314 and the discharge pipe 313, a space for continuously introducing the high temperature fluid is reserved in the heat dissipation pipe set 33, and the temperature in the drying room 32 is maintained to be higher.

Referring to FIG. 1, in one embodiment, there are a plurality of drying rooms 32; the heat radiation pipe group 33, the third control valve 312 or the fourth control valve 314 correspond to the drying room 32 one by one. When the third control valve 312 and the fourth control valve 314 corresponding to the designated drying room 32 are turned off, the heating function of the designated drying room 32 can be stopped, and an operator can conveniently enter the designated drying room 32 to take and place the foamed plastic. Meanwhile, because the drying rooms 32 are arranged at intervals, the standby pipe 34 and the second control valve 35 can be independently used for supplementing steam according to the temperature requirement of the material of the appointed drying room 32, so that the drying rooms 32 can be independently controlled, and the drying treatment of different batches of foamed plastics is facilitated.

In one embodiment, the drying chamber 32 is arranged horizontally in a rectangular configuration; the heat dissipation tube sets 33 are distributed along the horizontal length of the drying chamber 32. Thereby creating a larger space to accommodate more foam.

Referring to fig. 3, in one embodiment, a material inlet 321 is disposed at one end of the drying room 32 in the length direction, and a material outlet 322 is disposed at the other end of the drying room 32 in the length direction; the drying device 30 further comprises a material conveying mechanism 37, wherein the material conveying mechanism 37 comprises a conveying belt 371, a support component 372 and a driving motor 373; the transfer belt 371 is disposed in the drying room 32 and extends between the feeding port 321 and the discharging port 322 of the drying room 32; the supporting assembly 372 is used for supporting the conveying belt 371 and keeping the tension of the conveying belt 371; the driving motor 373 drives the transfer belt 371 to operate.

By providing the transfer belt 371 in the drying room 32, the transfer belt 371 passes between the radiating pipe groups 33 at one side or more of the radiating pipe groups 33. The supporting component 372 is a rotating wheel or a pressing roller which is rotatably arranged in the 32 drying room, the transmission belt 371 is sleeved on the supporting component 372, and two ends of the stroke of the transmission belt 371 are close to the feeding port 321 and the discharging port 322. The operating personnel can be near the pan feeding mouth 321 of baking house 32 put conveyor belt 371 with foamed plastic on, conveyor belt 371 drives foamed plastic and removes from pan feeding mouth 321 toward discharge gate 322 direction, because foamed plastic removes along the length direction of baking house 32, therefore foamed plastic has great removal route, can hold more foamed plastic, foamed plastic is when removing discharge gate 322, just accomplish drying process, thereby can accomplish foamed plastic's drying process in order, improve foamed plastic's treatment effeciency.

Referring to fig. 3, in one embodiment, the drying device 30 further includes an airflow circulating mechanism 38 disposed in the drying room 32, wherein the airflow circulating mechanism 38 induces an airflow in the drying room 32, and the airflow continuously passes through the heat dissipating tube set 33. Because the airflow produced by the airflow circulating mechanism 38 continuously passes through the heat dissipating tube set 33, the heat conducted by the heat dissipating tube set 33 can be uniformly distributed into the air environment in the drying room 32, so that the foam plastics in the drying room 32 can be uniformly dried. Specifically, the airflow circulation mechanism 38 has a fan to generate an airflow with the fan. The air circulation mechanism 38 further includes a heat sink attached to the heat dissipation tube set 33 to increase the heat dissipation area of the heat dissipation tube set 33.

In this embodiment, after the foam material is placed in the molding cavity 21 of the compression molding apparatus 20, high temperature steam is injected into the molding cavity 21 to make the foam material generate micro-pores and be molded. The steam passing through the forming chamber 21, condensed water condensed from the high-temperature steam, or cooling water having absorbed heat of the foam before the mold is removed is discharged as a high-temperature fluid from the output pipe 22 to the recovery pipe 31 and the heat radiating pipe group 33. The high-temperature fluid discharged from the different press molding devices 20 is collected in the recovery pipe 31 and then dispersed into the heat radiation pipe group 33. The drying room 32 is filled with the foam plastics which have been molded before, and the heat conducted by the high-temperature fluid in the heat dissipation pipe set 33 raises the temperature of the drying room 32, so that the condensed water on the surface of the foam plastic part is dried in time, and the quality of the foam plastics is ensured. Because the high-temperature fluid in the heat dissipation pipe set 33 comes from the compression molding device 20, the heat energy of the high-temperature fluid is secondarily utilized, so that the energy utilization efficiency in the processing process of the foam plastic can be improved, and the energy consumption is reduced.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A foam processing system, comprising:

a die forming device having a forming cavity and an output tube; the output pipe is communicated to the forming cavity; the high-temperature fluid in the molding cavity is discharged by the output pipe of the compression molding device; and

the drying device comprises a recovery pipe, a drying room and a heat dissipation pipe set; the recovery pipe is communicated with the output pipe; the heat dissipation pipe set is arranged in the drying room; the radiating pipe group is communicated to the recovery pipe; the high-temperature fluid flows into the heat dissipation pipe set from the recovery pipe and conducts heat into the drying room.

2. The cellular plastic processing system according to claim 1, wherein a first control valve is provided between the output pipe and the recovery pipe, and the first control valve is used for communicating or isolating the output pipe and the recovery pipe.

3. The foam processing system of claim 2, wherein said compression molding apparatus further comprises a backup valve; the forming cavity is communicated to the backup valve.

4. The foam processing system of claim 1, wherein said drying apparatus further comprises a standby pipe; a second control valve is connected between the standby pipe and the heat dissipation pipe set and is used for communicating or isolating the standby pipe and the heat dissipation pipe set; the standby pipe is also communicated to the auxiliary heat supply device.

5. The foam processing system of claim 4, wherein said drying apparatus further comprises a control module; a third control valve is connected between the recovery pipe and the heat dissipation pipe set; wherein the content of the first and second substances,

a temperature sensor is arranged in the drying room; the control module adjusts the states of the second control valve and the third control valve according to the detection value of the temperature sensor so as to ensure that the temperature of the drying room meets the drying requirement; or the like, or, alternatively,

a flow sensor is arranged between the recovery pipe and the radiating pipe group; and the control module adjusts the states of the second control valve and the third control valve according to the detection value of the flow sensor so as to ensure that the temperature of the drying room meets the drying requirement.

6. The foam processing system of claim 5, wherein said drying apparatus further comprises a drain and a fourth control valve; the fourth control valve is connected between the radiating pipe set and the discharge pipe; and the high-temperature fluid exchanges heat through the heat dissipation pipe set and then flows into the discharge pipe through the fourth control valve.

7. The foam processing system of claim 6, wherein said drying room is plural; the heat dissipation pipe set, the third control valve or the fourth control valve correspond to the drying room one by one.

8. The foam processing system of claim 1 wherein said drying chamber is horizontally rectangularly disposed; the heat dissipation pipe sets are distributed along the horizontal length direction of the drying room.

9. The cellular plastic processing system according to claim 8, wherein the drying room is provided with a feed inlet at one end in the length direction, and a discharge outlet at the other end in the length direction; the drying device also comprises a material conveying mechanism, wherein the material conveying mechanism comprises a conveying belt, a supporting assembly and a driving motor; the conveying belt is arranged in the drying room and extends between the feeding port and the discharging port of the drying room; the supporting assembly is used for supporting the conveying belt; the driving motor is used for driving the conveying belt to operate.

10. The foam processing system of claim 1 wherein said drying apparatus further comprises an air circulation mechanism disposed in said drying chamber, said air circulation mechanism inducing an air flow in said drying chamber.

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