CN214725867U

CN214725867U - EPS cystosepiment granule foaming production line

Info

Publication number: CN214725867U
Application number: CN202121307587.2U
Authority: CN
Inventors: 吴传军
Original assignee: Jingmen Huicheng Industry And Trade Co ltd
Current assignee: Jingmen Huicheng Industry And Trade Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-11-16
Anticipated expiration: 2031-06-11

Abstract

An EPS foam board particle foaming production line comprises a spiral feeding machine (1), a quantitative blanking machine (2), a foaming machine (3) and a fluidized drying machine (4), wherein a discharge hole of the spiral feeding machine (1) is positioned above a feed hole of the quantitative blanking machine (2), a discharge hole of the quantitative blanking machine (2) is communicated with the feed hole of the foaming machine (3), and a discharge hole of the foaming machine (3) is communicated with the feed hole of the fluidized drying machine (4); the utility model has the advantages that: spiral material loading machine carries out automatic bag unloading and recovery of cutting to the raw materials wrapping bag, and very big reduction staff's intensity of labour carries out quantitative unloading through quantitative blanking machine, and the material mixes with steam in the unloading in advance, and the granule material after the pre-foaming sieves the shaping through the fluidization case, improves the homogeneity and the foaming quality of material foaming.

Description

EPS cystosepiment granule foaming production line

Technical Field

The utility model relates to a cystosepiment production technical field, concretely relates to EPS cystosepiment granule foaming production line.

Background

At present, the EPS foam board is foamed by mixing and heating expandable polystyrene particles and steam, and is dried and pressed for molding after foaming, the foam board is mainly used for building external walls, roofing heat preservation, article packaging and the like, and the structure of the existing EPS foam board foaming machine is not ideal enough, so that the foaming particles are heated unevenly, the foaming quality is influenced, the labor intensity of workers is high, and the working efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above insufficiency and provide a EPS cystosepiment granule foaming production line.

The utility model comprises a spiral feeding machine, a quantitative blanking machine, a foaming machine and a fluidized drying machine, wherein the discharge hole of the spiral feeding machine is positioned above the feed inlet of the quantitative blanking machine, the discharge hole of the quantitative blanking machine is communicated with the feed inlet of the foaming machine, and the discharge hole of the foaming machine is communicated with the feed inlet of the fluidized drying machine;

a material bag inlet is formed in the front side of a storage bin of the spiral feeding machine, a material bag outlet is formed in the rear side of the storage bin, a discharging chute is arranged on the material bag inlet, a bag cutting blade is arranged at the bottom of the discharging chute, a pair of bag conveying chains are arranged in the storage bin from the material bag inlet to the material bag outlet, the bag conveying chains are inclined, the front ends of the bag conveying chains are higher than the rear ends of the bag conveying chains, the rear ends of the bag conveying chains are respectively provided with an L-shaped bag hanging hook, and a bag breaking conical head is arranged at the front end of the L-shaped bag hanging hook; a bag hanging hook limiting stop lever is arranged on a material bag inlet between the discharging chute and the bag conveying chains, the bag hanging hook limiting stop lever is movably mounted on the material bag inlet of the storage bin through a support fork frame, a connecting rod mechanism used for controlling the bag hanging hook limiting stop lever to swing is arranged on one side of the storage bin, a pair of lower bag plates are arranged on a material bag outlet between the two bag conveying chains, and a material bag containing box with an opening at the top is arranged on one side of the storage bin below the lower bag plates;

the quantitative blanking machine comprises a weighing hopper, a blanking hopper and an inclined blanking pipe which are sequentially arranged on a blanking frame from top to bottom, wherein a blanking vibration motor is arranged on the blanking hopper, the top of the blanking hopper is movably arranged on the blanking frame through a group of springs, one end of the inclined blanking pipe is provided with a steam inlet, the pipe wall of the inclined blanking pipe is provided with a granular material feeding pipe, a material guide slide plate is obliquely arranged in the inclined blanking pipe below the granular material feeding pipe, a material homogenizing pipe with one end extending into the granular material feeding pipe is arranged at a discharge port of the blanking hopper, a material homogenizing screen is arranged at a discharge port of the material homogenizing pipe, a gap is arranged between the pipe wall of the material homogenizing pipe and the pipe wall of the granular material feeding pipe, and the material homogenizing pipe and the granular material feeding pipe are sealed through a telescopic pipe;

the foaming machine comprises a base, a foaming barrel, a cover body, a stirring motor and a stirring shaft, wherein the foaming barrel is fixed on the base, a feed inlet communicated with the discharge end of the inclined blanking pipe is formed in the side wall of the foaming barrel, the bottom of the foaming barrel is a conical barrel, a group of air holes are formed in the conical barrel, a conical steam sleeve is arranged at the bottom of the conical barrel, an air inlet pipe and a blow-off pipe are respectively arranged on the conical steam sleeve, the air inlet pipe of the conical steam sleeve is communicated with a steam inlet of the inclined blanking pipe, a discharge pipe with one end extending out of the conical steam sleeve is arranged at the bottom of the conical barrel, a valve is arranged on the discharge pipe, the cover body covers the top of the foaming barrel, the stirring motor is installed on the cover body and drives the stirring shaft to rotate in the foaming barrel, and a group of stirring rods is arranged on the stirring shaft;

the fluidized drying machine comprises a fluidizing box, a screening box and an exhaust hood, wherein exhaust ports are formed in the tops of the fluidizing box and the screening box, gauze is arranged on the exhaust ports, a feed inlet communicated with a discharge pipe is formed in the top of the front end of the fluidizing box, the tail end of the fluidizing box and the front end of the screening box are both open, the screening box is mounted at the tail end of the fluidizing box and communicated with the fluidizing box, the exhaust hood is positioned above the fluidizing box and the screening box, a heating plate is arranged in the fluidizing box, a group of filtering holes are formed in the heating plate, a group of air inlets are formed in the box body at the front end of the fluidizing box above the heating plate from top to bottom, flow deflectors are respectively arranged above the corresponding air inlets, each flow deflector is sequentially lengthened in a step shape from top to bottom, and a cross-flow fan communicated with the group of air inlets is arranged at the front end of the fluidizing box; be equipped with the sieve bend in the screening case, sieve bend bottom is equipped with sieve vibrating motor, and screening case one side that is located the sieve bend top is equipped with the screening discharging pipe, and screening case one side that is located the sieve bend below is equipped with the scum pipe.

The included angle between the vertical part and the horizontal part of the L-shaped pocket hook is an acute angle.

The feed bin top of spiral material loading machine is equipped with the shield, the shield top is equipped with the dust exhaust pipe, the front side and the rear side of feed bin all are equipped with chain drive shaft, and be equipped with the flywheel in the chain drive shaft one end of rear side, the flywheel passes through bearing movable mounting on chain drive shaft, the flywheel inboard is equipped with the ratchet, chain drive shaft is last to be equipped with the pawl that uses with the ratchet cooperation, pawl one end articulates on chain drive shaft through the round pin axle, and be equipped with torque spring in articulated department.

The connecting rod mechanism comprises a connecting rod and a pedal, two ends of a supporting fork frame of a bag hook limiting stop lever are movably mounted on a storage bin of the spiral feeding machine through bearings respectively, an unloading chute is located in the supporting fork frame, one end of the supporting fork frame is fixedly connected with a swing rod, the pedal is hinged to a supporting frame of the storage bin, two ends of the connecting rod are hinged to the pedal and the swing rod respectively, and a tension spring is arranged between the pedal hinged to one end of the connecting rod and the supporting frame of the storage bin.

And the discharge ports of the weighing hopper and the discharging hopper are respectively provided with a control valve.

A steam flow equalizing plate is arranged in the inclined blanking pipe below the discharging end of the material guiding slide carriage.

The outer wall of the foaming barrel is provided with a heat-insulating layer.

The left side and the right side of the fluidization box are both provided with a group of transparent observation windows.

The bottoms of the fluidization box and the screening box are inclined, the arc-shaped screen plate is movably arranged in the screening box through a group of springs, and the lower end of the arc-shaped screen plate extends into the lower part of the discharge end of the heating plate; the screening discharging pipe is positioned on the screening box at the higher end of the arc-shaped screen plate.

The utility model has the advantages that: spiral material loading machine carries out automatic bag unloading and recovery of cutting to the raw materials wrapping bag, and very big reduction staff's intensity of labour carries out quantitative unloading through quantitative blanking machine, and the material mixes with steam in the unloading in advance, and the granule material after the pre-foaming sieves the shaping through the fluidization case, improves the homogeneity and the foaming quality of material foaming.

Description of the drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the spiral feeder.

Fig. 3 is a schematic view of the interior of the screw feeder.

Fig. 4 is a schematic structural view of a link mechanism of the screw feeder.

Fig. 5 is a schematic view of a flywheel mounting structure.

Fig. 6 is a schematic view of the structure of the quantitative blanking machine.

Fig. 7 is a schematic view of the internal structure of the quantitative blanking machine.

Fig. 8 is a schematic view of the structure of the foaming machine.

Fig. 9 is a schematic view of a fluidized dryer configuration.

Fig. 10 is a schematic view of the internal structure of the fluidized dryer.

Detailed Description

As shown in the attached drawings, the utility model comprises a spiral feeding machine 1, a quantitative blanking machine 2, a foaming machine 3 and a fluidized drying machine 4, wherein the discharge port of the spiral feeding machine 1 is positioned above the feed port of the quantitative blanking machine 2, the discharge port of the quantitative blanking machine 2 is communicated with the feed port of the foaming machine 3, and the discharge port of the foaming machine 3 is communicated with the feed port of the fluidized drying machine 4;

a material bag inlet is formed in the front side of a material bin of the spiral feeding machine 1, a material bag outlet is formed in the rear side of the material bin, a discharging chute 5 is arranged on the material bag inlet, a bag cutting blade 6 is arranged at the bottom of the discharging chute 5, a pair of bag conveying chains 7 are arranged in the material bin from the material bag inlet to the material bag outlet, the bag conveying chains 7 are inclined, the front ends of the bag conveying chains 7 are higher than the rear ends of the bag conveying chains, an L-shaped bag hanging hook 8 is arranged at each of the front end and the rear end of each bag conveying chain 7, and a bag breaking conical head is arranged at the front end of each L-shaped bag hanging hook 8; a bag hanging hook limiting stop lever 9 is arranged on a material bag inlet between the discharging chute 5 and the bag conveying chains 7, the bag hanging hook limiting stop lever 9 is movably mounted on the material bag inlet of the storage bin through a supporting fork frame, a link mechanism 10 for controlling the bag hanging hook limiting stop lever 9 to swing is arranged on one side of the storage bin, a pair of lower bag plates 11 is arranged on a material bag outlet between the two bag conveying chains 7, and a material bag containing box 12 with an opening at the top is arranged on one side of the storage bin below the lower bag plates 11;

the quantitative blanking machine 2 comprises a weighing hopper 16, a blanking hopper 17 and an inclined blanking pipe 18 which are sequentially arranged on a blanking frame 15 from top to bottom, wherein a blanking vibration motor 19 is arranged on the blanking hopper 17, the top of the blanking hopper 17 is movably arranged on the blanking frame 15 through a group of springs, one end of the inclined blanking pipe 18 is provided with a steam inlet, the pipe wall of the inclined blanking pipe 18 is provided with a granular material feeding pipe 20, a material guide slide plate 21 is obliquely arranged in the inclined blanking pipe 18 below the granular material feeding pipe 20, a discharging port of the blanking hopper 17 is provided with a refining pipe 22 of which one end extends into the granular material feeding pipe 20, a discharging port of the refining pipe 22 is provided with a refining screen 23, a gap is arranged between the pipe wall of the refining pipe 22 and the pipe wall of the granular material feeding pipe 20, and the refining pipe 22 and the granular material feeding pipe 20 are sealed through a telescopic pipe 25;

the foaming machine 3 comprises a base 30, a foaming barrel 31, a cover body 32, a stirring motor 33 and a stirring shaft 34, wherein the foaming barrel 31 is fixed on the base 30, a feed inlet communicated with the discharge end of the inclined blanking pipe 18 is formed in the side wall of the foaming barrel 31, the bottom of the foaming barrel 31 is a conical barrel, a group of air holes are formed in the conical barrel, a conical steam sleeve 36 is arranged at the bottom of the conical barrel, an air inlet pipe and a sewage discharge pipe are respectively arranged on the conical steam sleeve 36, the air inlet pipe of the conical steam sleeve 36 is communicated with a steam inlet of the inclined blanking pipe 18, a discharge pipe 37 with one end extending out of the conical steam sleeve 36 is arranged at the bottom of the conical barrel, a valve is arranged on the discharge pipe 37, the cover body 32 covers the top of the foaming barrel 31, the stirring motor 33 is arranged on the cover body 32 and drives the stirring shaft 34 to rotate in the foaming barrel 31, and a group of stirring rods 38 is arranged on the stirring shaft 34;

the fluidized drying machine 4 comprises a fluidizing box 40, a screening box 41 and an exhaust hood 42, wherein exhaust ports are formed in the tops of the fluidizing box 40 and the screening box 41, a gauze 43 is arranged on each exhaust port, a feed inlet communicated with a discharge pipe 37 is formed in the top of the front end of the fluidizing box 40, the tail end of the fluidizing box 40 and the front end of the screening box 41 are both open, the screening box 41 is installed at the tail end of the fluidizing box 40 and communicated with the fluidizing box 40, the exhaust hood 42 is positioned above the fluidizing box 40 and the screening box 41, a heating plate 44 is arranged in the fluidizing box 40, a group of filter holes are formed in the heating plate 44, a group of air inlets are formed in the front end box body of the fluidizing box 40 above the heating plate 44 from top to bottom, guide plates 45 are respectively arranged above the corresponding air inlets, the guide plates 45 are sequentially lengthened in a step shape from top to bottom, and a cross-flow fan 46 communicated with the group of air inlets is arranged at the front end of the fluidizing box 40; be equipped with arc sieve 48 in the screening case 41, arc sieve 48 bottom is equipped with sieve vibrating motor 49, and screening case 41 one side that is located arc sieve 48 top is equipped with screening discharging pipe 50, and screening case 41 one side that is located arc sieve 48 below is equipped with the scum pipe.

The included angle between the vertical part and the horizontal part of the L-shaped pocket hook 8 is an acute angle.

Spiral material loading machine 1's feed bin top is equipped with shield 55, shield 55 top is equipped with the dust exhaust pipe, the front side and the rear side of feed bin all are equipped with chain drive axle, and the chain drive axle one end at the rear side is equipped with flywheel 52, flywheel 52 passes through bearing movable mounting on chain drive axle, flywheel 52 inboard is equipped with ratchet 53, be equipped with the pawl 54 that uses with ratchet 53 cooperation on the chain drive axle, pawl 54 one end articulates on chain drive axle through the round pin axle, and be equipped with torsion spring in articulated department.

The link mechanism 10 comprises a connecting rod 56 and a pedal 57, two ends of a supporting fork frame of a bag hanging hook limiting stop lever 9 are respectively movably mounted on a stock bin of the spiral feeding machine 1 through bearings, the discharging chute 5 is positioned in the supporting fork frame, one end of the supporting fork frame is fixedly connected with a swing rod 58, the pedal 57 is hinged on a supporting frame of the stock bin, two ends of the connecting rod 56 are respectively hinged with the pedal 57 and the swing rod 58, and a tension spring 59 is arranged between the pedal 57 at one end hinged with the connecting rod 56 and the supporting frame of the stock bin.

And the discharge ports of the weighing hopper 16 and the discharge hopper 17 are respectively provided with a control valve.

A steam flow equalizing plate 60 is arranged in the inclined blanking pipe 18 positioned below the discharging end of the material guiding slide carriage 21.

The outer wall of the foaming barrel 31 is provided with a heat-insulating layer.

The left and right sides of the fluidization box 40 are both provided with a set of transparent observation windows 62.

The bottoms of the fluidization box 40 and the screening box 41 are both inclined, the arc-shaped screen plate 48 is movably arranged in the screening box 41 through a group of springs, and the lower end of the arc-shaped screen plate 48 extends into the lower part of the discharge end of the heating plate 44; the screen outlet pipe 50 is located on the screen box 41 at the upper end of the sieve arch 48.

The working mode is as follows: expandable polystyrene granule wrapping bag (for short wrapping bag) cuts a bag unloading in spiral material loading machine 1 to carry through spiral material loading machine 1 and weigh the unloading in carrying quantitative blanking machine 2, the material weight that makes foaming machine 3 foaming at every turn is the same, granule material and steam enter into foaming machine 3 together and mix, carry out the prefoaming to the granule material, it cools off the shaping to enter into fluidized drying machine 4 after the prefoaming is accomplished, the shaping in-process is sieved less powdered granule material.

The working mode of the spiral feeder 1 is as follows: the wrapping bag is placed on unloading chute 5, promote the wrapping bag forward, make a pair of L shape of front end hang bag and collude 8 and pierce the both ends of wrapping bag respectively, defeated bag chain 7 is the slope form that the front end is high rear end low, the wrapping bag can slide to the feed bin rear side because of the dead weight, gliding in-process cuts a bag blade 6 and splits the wrapping bag from the bottom, the material falls in the feed bin, drive flywheel 52 and rotate through pawl 54 and ratchet 53 cooperation drive when chain drive axle rotates, after the wrapping bag removes the material bag exit position of feed bin and unloads, flywheel 52 has an appropriate moment of inertia, make defeated bag chain 7 can continue to rotate a section distance, make the wrapping bag after unloading can move the material bag export top of feed bin, the wrapping bag is blockked to take off from L shape string bag colludes 8 by a pair of bag board 11 down this moment, the wrapping bag falls in material bag containing box 12. The L-shaped bag hook 8 is characterized in that an included angle between a vertical portion and a horizontal portion is an acute angle, the horizontal portion is inclined upwards, the length of the horizontal portion is not smaller than the width of the end portion of a packaging bag, and the packaging bag is hung on the L-shaped bag hook 8 to move and is prevented from falling. The dust exhaust pipe of the dust cover 55 is communicated with an external dust removal fan, so that dust pollution to the working environment is avoided when the packaging bag is unloaded. Under the default condition, hang bag and collude spacing pin 9 and keep off the rear side that the bag colluded 8 in the front end L shape, block L shape and hang bag and collude 8, prevent defeated bag chain 7 and rotate clockwise, be convenient for hang the bag, after hanging the bag and accomplishing, through trampling footboard 57 downwards, footboard 57 passes through connecting rod 56 drive pendulum rod 58 and support crotch swing, hang bag and collude spacing pin 9 and follow the support crotch swing to the discharge end below of unloading chute 5, hang bag and collude spacing pin 9 and the bag collude 8 and break away from with the L shape of front end this moment, L shape is colluded bag 8 and can be followed defeated bag chain 7 and move, after loosening footboard 57, under the effect of tension spring 59, hang bag and collude spacing pin 9 and reset, position next L shape and collude 8 and fix a position.

The working mode of the quantitative blanking machine 2 is as follows: the granular materials conveyed by the spiral feeder 1 enter a weighing hopper 16, the weighing hopper 16 is an electronic weighing hopper, used for weighing the conveyed granular materials, when the granular materials in the weighing and measuring hopper 16 reach the designated weight, the spiral feeding machine 1 stops feeding, then a discharge port valve of the weighing and metering hopper 16 is opened, the material enters a discharging hopper 17, a discharging vibration motor 19 is opened, a material homogenizing pipe 22 vibrates, a discharge port valve of the discharging hopper 17 is opened, the granular material uniformly falls onto a material guide slide carriage 21 through a material homogenizing screen 23 on the material homogenizing pipe 22, and falls into the inclined blanking pipe 18 from the material guide slide plate 21, a steam inlet of the inclined blanking pipe 18 is opened while blanking, steam enters from the lower part of the material guide slide plate 21 to be premixed with the granular materials falling from the material guide slide plate 21, and then enters into the foaming barrel 31, so that the granular materials can be fully contacted with the steam. After the blanking is finished, a discharge port valve of the blanking hopper 17 is closed, a gap is formed between the pipe wall of the refining pipe 22 and the pipe wall of the particle material feeding pipe 20, the refining pipe 22 cannot collide with the particle material feeding pipe 20 when vibrating, and the refining pipe 22 and the particle material feeding pipe 20 are sealed through the telescopic pipe 25, so that the leakage of steam from the gap is avoided. The steam flow equalizing plate 60 enables steam to be sprayed out uniformly, and the particle premixing quality is improved.

The foaming machine 3 has the working mode: a valve is arranged on an air inlet of the conical steam sleeve 36, the valve is closed in the blanking process, the granular material mixed steam in the inclined blanking pipe 18 enters the foaming barrel 31, the stirring motor 33 drives a group of stirring rods 38 to rotate through the stirring shaft 34 to stir the material in the foaming barrel 31, a valve is arranged on a feed inlet of the foaming barrel 31, after the blanking of the inclined blanking pipe 18 is completed, a discharge port valve of the blanking hopper 17 and a feed inlet valve of the foaming barrel 31 are closed, an air inlet valve of the conical steam sleeve 36 is opened, the steam in the inclined blanking pipe 18 enters the conical steam sleeve 36 and then enters the foaming barrel 31 from the bottom of the conical barrel through the conical steam sleeve 36, the granular material is heated and foamed to be enlarged, the foamed granules can be stirred to the upper layer by the stirring rods 38 in the stirring process, the unfoamed granules sink to the bottom, and the steam entering from the bottom can be better and quickly mixed with the unfoamed granules, be equipped with the relief valve on the lid 32 for pressure in the control foaming bucket 31, in foaming and the gas pocket entering into toper steam jacket 36 of stirring in-process dust and comdenstion water through the toper bucket, discharge from the blow off pipe after the foaming is accomplished.

The fluidized drying machine 4 works: after the foaming machine 3 finishes foaming, the valve of the discharge pipe 37 is opened, the foaming material enters the fluidization box 40, the cross-flow fan 46 blows air into the fluidization box 40 to blow the foaming material in the fluidization box 40 towards the screening box 41, and in the blowing process, the foaming material rolls on the heating plate 44 for shaping, and is heated and dried by the heating plate 44. A set of air inlets are formed in the front end box body of the fluidization box 40 above the heating plate 44 from top to bottom, and guide plates 45 are arranged above the corresponding air inlets respectively, so that three air outlets, namely an upper air outlet, a middle air outlet and a lower air outlet, appear on the air inlets, the depth of each air outlet extending into the fluidization box 40 is different, layered blowing is achieved, and the rolling frequency of the materials in the fluidization box 40 is improved. After the material entered into in the screening case 41, arc sieve 48 made the material raise, flow out from screening discharging pipe 50, the less complete tiny particle material of not foaming then falls from the filtration pore of crossing of hot plate 44 and carries out the primary screening when drying, then the material carries out the secondary screening on arc sieve 48, the gas of fluidization drying's in-process evaporation passes through exhaust hood 42 and collects, the gas outlet of exhaust hood 42 passes through the pipeline and is connected with outside tail gas purification machine, prevent polluting working environment, gauze 43 prevents that the foaming material is convenient for gas outgoing when blowing off from the top. A set of transparent windows 62 is used to observe the progress of the fluidized drying of the foaming material in the fluidization chamber 40. The bottoms of the fluidization box 40 and the screening box 41 are inclined, so that filtered residues can be collected conveniently.

Claims

1. The EPS foam board particle foaming production line is characterized by comprising a spiral feeding machine (1), a quantitative blanking machine (2), a foaming machine (3) and a fluidized drying machine (4), wherein a discharge hole of the spiral feeding machine (1) is positioned above a feed hole of the quantitative blanking machine (2), a discharge hole of the quantitative blanking machine (2) is communicated with a feed hole of the foaming machine (3), and a discharge hole of the foaming machine (3) is communicated with a feed hole of the fluidized drying machine (4);

a material bag inlet is formed in the front side of a material bin of the spiral feeding machine (1), a material bag outlet is formed in the rear side of the material bin, a discharging chute (5) is arranged on the material bag inlet, a bag cutting blade (6) is arranged at the bottom of the discharging chute (5), a pair of bag conveying chains (7) are arranged in the material bin from the material bag inlet to the material bag outlet, the bag conveying chains (7) are inclined, the front end of each bag conveying chain (7) is high, the rear end of each bag conveying chain is low, L-shaped bag hanging hooks (8) are arranged at the front end and the rear end of each bag conveying chain (7), and bag breaking conical heads are arranged at the front ends of the L-shaped bag hanging hooks (8); a bag hanging hook limiting stop lever (9) is arranged at a material bag inlet between the discharging chute (5) and the bag conveying chains (7), the bag hanging hook limiting stop lever (9) is movably arranged at the material bag inlet of the bin through a support fork frame, a connecting rod mechanism (10) for controlling the bag hanging hook limiting stop lever (9) to swing is arranged at one side of the bin, a pair of lower bag plates (11) is arranged at a material bag outlet between the two bag conveying chains (7), and a material bag containing box (12) with an opening at the top is arranged at one side of the bin below the lower bag plates (11);

the quantitative blanking machine (2) comprises a weighing and metering hopper (16), a blanking hopper (17) and an inclined blanking pipe (18) which are sequentially arranged on a blanking rack (15) from top to bottom, a blanking vibrating motor (19) is arranged on the blanking hopper (17), the top of the blanking hopper (17) is movably arranged on the blanking rack (15) through a group of springs, one end of the inclined blanking pipe (18) is provided with a steam inlet, the pipe wall of the inclined blanking pipe (18) is provided with a granular material feeding pipe (20), a material guide slide carriage (21) is obliquely arranged in the inclined blanking pipe (18) positioned below the granular material feeding pipe (20), a material homogenizing pipe (22) with one end extending into the granular material feeding pipe (20) is arranged on a discharge port of the blanking hopper (17), a material homogenizing screen (23) is arranged on the material discharging port of the material homogenizing pipe (22), a gap is arranged between the pipe wall of the material homogenizing pipe (22) and the pipe wall of the granular material (20), the refining pipe (22) and the particle material feeding pipe (20) are sealed by a telescopic pipe (25);

the foaming machine (3) comprises a base (30), a foaming barrel (31), a cover body (32), a stirring motor (33) and a stirring shaft (34), the foaming barrel (31) is fixed on the base (30), a feed inlet communicated with the discharge end of the inclined discharging pipe (18) is formed in the side wall of the foaming barrel (31), the bottom of the foaming barrel (31) is a conical barrel, a group of air holes are formed in the conical barrel, a conical steam sleeve (36) is arranged at the bottom of the conical barrel, an air inlet pipe and a sewage discharge pipe are respectively arranged on the conical steam sleeve (36), the air inlet pipe of the conical steam sleeve (36) is communicated with a steam inlet of the inclined discharging pipe (18), a discharging pipe (37) with one end extending out of the conical steam sleeve (36) is arranged at the bottom of the conical barrel, a valve is arranged on the discharging pipe (37), the cover body (32) covers the top of the foaming barrel (31), the stirring motor (33) is installed on the cover body (32), the stirring shaft (34) is driven to rotate in the foaming barrel (31), and a group of stirring rods (38) are arranged on the stirring shaft (34);

the fluidized drying machine (4) comprises a fluidized box (40), a screening box (41) and an exhaust hood (42), wherein exhaust ports are formed in the tops of the fluidized box (40) and the screening box (41), a gauze (43) is arranged on each exhaust port, a feed inlet communicated with a discharge pipe (37) is formed in the top of the front end of the fluidized box (40), the tail end of the fluidized box (40) and the front end of the screening box (41) are both provided with openings, the screening box (41) is arranged at the tail end of the fluidized box (40) and communicated with the fluidized box (40), the exhaust hood (42) is positioned above the fluidized box (40) and the screening box (41), a heating plate (44) is arranged in the fluidized box (40), a group of filter holes are formed in the heating plate (44), a group of air inlets are formed in the front end box body of the fluidized box (40) above the heating plate (44) from top to bottom, and guide plates (45) are respectively arranged above the corresponding air inlets, each guide plate (45) is sequentially lengthened in a step shape from top to bottom, and the front end of the fluidization box (40) is provided with a cross-flow fan (46) communicated with a group of air inlets; be equipped with sieve bend (48) in screening case (41), sieve bend (48) bottom is equipped with sieve vibrating motor (49), and screening case (41) one side that is located sieve bend (48) top is equipped with screening discharging pipe (50), and screening case (41) one side that is located sieve bend (48) below is equipped with the scum pipe.

2. The EPS foam board particle foaming production line of claim 1, characterized in that the included angle between the vertical part and the horizontal part of the L-shaped pocket-hanging hook (8) is an acute angle.

3. The EPS foam board particle foaming production line of claim 1, characterized in that a dust cover (55) is arranged on the top of a bin of the spiral feeder (1), a dust exhaust pipe is arranged on the top of the dust cover (55), chain transmission shafts are arranged on the front side and the rear side of the bin, a flywheel (52) is arranged at one end of the chain transmission shaft on the rear side, the flywheel (52) is movably mounted on the chain transmission shaft through a bearing, a ratchet wheel (53) is arranged on the inner side of the flywheel (52), a pawl (54) matched with the ratchet wheel (53) is arranged on the chain transmission shaft, one end of the pawl (54) is hinged on the chain transmission shaft through a pin shaft, and a torsion spring is arranged at the hinged position.

4. The EPS foam board particle foaming production line of claim 1, characterized in that the linkage mechanism (10) comprises a connecting rod (56) and a pedal (57), both ends of a supporting fork of a bag hook limit stop lever (9) are movably mounted on a bin of the spiral feeder (1) through bearings respectively, the blanking chute (5) is positioned in the supporting fork, one end of the supporting fork is fixedly connected with a swing rod (58), the pedal (57) is hinged on a supporting frame of the bin, both ends of the connecting rod (56) are hinged with the pedal (57) and the swing rod (58) respectively, and a tension spring (59) is arranged between the pedal (57) at one end hinged with the connecting rod (56) and the supporting frame of the bin.

5. The EPS foam board particle foaming production line of claim 1, characterized in that the discharge ports of the weighing and measuring hopper (16) and the discharging hopper (17) are respectively provided with a control valve.

6. The EPS foam board particle foaming production line of claim 1, characterized in that a steam flow equalizing plate (60) is arranged in the inclined blanking pipe (18) below the discharging end of the material guiding slide (21).

7. The EPS foam board particle foaming production line of claim 1, characterized in that the outer wall of the foaming barrel (31) is provided with a heat insulation layer.

8. The EPS foam board particle foaming production line of claim 1, characterized in that the left and right sides of the fluidization box (40) are both opened with a set of transparent observation windows (62).

9. The EPS foam board particle foaming production line of claim 1, characterized in that the bottoms of the fluidization box (40) and the screening box (41) are both inclined, the arc-shaped screen plate (48) is movably installed in the screening box (41) through a group of springs, and the lower end of the arc-shaped screen plate (48) extends below the discharge end of the heating plate (44); the screening discharge pipe (50) is positioned on the screening box (41) at the higher end of the arc-shaped screen plate (48).