CN113525741A

CN113525741A - High-efficient PVC foaming board raw materials weighing device

Info

Publication number: CN113525741A
Application number: CN202110880116.9A
Authority: CN
Inventors: 王志恒
Original assignee: Guangdong Zolong New Materials Co ltd
Current assignee: Guangdong Zolong New Materials Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2021-10-22

Abstract

The invention discloses a high-efficiency PVC foam board raw material weighing device which comprises a base, wherein a groove is formed in the middle of the top end of the base, a placing board is embedded in the groove, a pressure sensor is fixedly installed at the center of the top end of the placing board, limiting grooves are formed in two sides of the groove, limiting mechanisms are arranged in the two limiting grooves, supporting frames are fixedly installed at four corners of the top end of the base, top plates are fixedly installed at the tops of the four supporting frames, spiral feeding equipment is fixedly installed at the center of the top end of each top plate, and a hopper is fixedly installed at the top end of each spiral feeding equipment. The weight of the foaming plate raw material in the bag body is monitored in real time through the installed pressure sensor, quantitative bagging is facilitated, the electric hydraulic cylinders installed on the groove walls on one sides of the two limiting grooves push the limiting blocks to move, the placing plates are driven to move through the movement of the limiting blocks, the bag body after being packaged is convenient to take out, and the bagging work efficiency is improved.

Description

High-efficient PVC foaming board raw materials weighing device

Technical Field

The invention relates to a weighing device, in particular to a high-efficiency PVC foam board raw material weighing device, and belongs to the technical field of metering.

Background

The PVC board is a board which is made of PVC as a raw material and has a honeycomb-shaped mesh structure in cross section, the PVC board accounts for 60 percent of the largest proportion in the building material industry, and the PVC board is used in the packaging industry and other industries with a plurality of small-range applications. The PVC can be classified into soft PVC and hard PVC according to the degree of softness and hardness. Can be divided into a PVC skinning foaming plate and a PVC free foaming plate according to the manufacturing process. Transparent PVC sheets and PVC sheets can be classified according to transparency and opaqueness.

Present PVC foaming board raw materials need weigh the packing processing to PVC foaming board raw materials at the in-process of production, but present PVC foaming board raw materials is at the in-process that the filler was weighed, and the bag body needs the manual work to be placed and take out, influences the efficiency of weighing, and PVC foaming board raw materials is weighing the in-process at the bagging-off simultaneously, causes the bagging-off easily to fold, influences the bagging-off and weighs, consequently need design a high-efficient PVC foaming board raw materials weighing device.

Disclosure of Invention

The invention aims to provide an efficient PVC foam board raw material weighing device, which solves the problems that in the prior art, during the process of weighing the filler, a bag body needs to be manually placed and taken out, so that the weighing efficiency is influenced, and meanwhile, during the process of bagging and weighing, the PVC foam board raw material is easy to cause bagging folding, so that the bagging and weighing are influenced.

In order to achieve the purpose, the invention provides the following technical scheme: the automatic feeding device comprises a base, wherein a groove is formed in the middle of the top end of the base, a placing plate is embedded in the groove, a pressure sensor is fixedly mounted at the center of the top end of the placing plate, limiting grooves are formed in two sides of the groove, limiting and limiting mechanisms are arranged in the two limiting grooves, supporting frames are fixedly mounted at four corners of the top end of the base, a ladder stand is fixedly mounted on the outer walls of the two supporting frames, a top plate is fixedly mounted at the top ends of the four supporting frames, spiral feeding equipment is fixedly mounted at the center of the top end of the top plate, a hopper is fixedly mounted at the top end of the spiral feeding equipment, a connecting hopper is fixedly mounted at the discharge end of the spiral feeding equipment, a discharge pipe is fixedly mounted at the bottom end of the connecting hopper, a solenoid valve is mounted in the discharge pipe, and a fixing ring is sleeved on the outer wall of the discharge pipe, fixed ring's bottom is installed dust absorption mechanism, four the second spout, four have all been seted up to one side of support frame the equal sliding connection in inside of second spout has the second slider, four the equal fixed mounting in top of second slider has wire rope, is located two of homonymy install elevating system between the support frame.

As a preferred technical scheme of the invention, the lifting mechanism comprises a rotating shaft, winding wheels and second servo motors, the tops of the two support frames are rotatably connected with the rotating shaft, the winding wheels are fixedly mounted at two ends of the two rotating shafts, the four winding wheels are wound and connected with corresponding steel wire ropes, the tops of the two support frames positioned on the back are fixedly mounted with the second servo motors of the same type, output shafts of the two second servo motors are fixedly connected with the end heads of one ends of the corresponding rotating shafts through shaft connectors, a fixed block is fixedly mounted between the two second sliding blocks positioned on the same side, and a fixing mechanism is fixedly mounted on one side of each of the two fixed blocks.

As a preferred technical scheme of the invention, the fixing mechanism comprises a first servo motor, a first sliding block, a screw rod, an electric telescopic rod and an arc-shaped piece, a first sliding groove is formed in one side of the fixing block, the first sliding block is connected to the inside of the first sliding groove in a sliding manner, the screw rod is rotatably connected to two side groove walls of the first sliding groove through embedded bearings, the screw rod is in threaded connection with the middle of the corresponding first sliding block, the first servo motor is fixedly installed at the end of the fixing block, the output shaft of the first servo motor is fixedly connected with one end of the screw rod, the electric telescopic rod is fixedly installed at one side of the first sliding block, the arc-shaped piece is fixedly installed at the telescopic end of the electric telescopic rod, and clamping columns are fixedly installed at two sides of the top end of the arc-shaped piece.

As a preferred technical scheme, the limiting mechanism comprises two electric hydraulic cylinders, two limiting springs and two limiting blocks, the limiting blocks are connected inside the two limiting grooves in a sliding mode, the electric hydraulic cylinders are fixedly mounted on the wall of one side of each of the two limiting grooves, the telescopic ends of the two electric hydraulic cylinders are fixedly connected with one side of the corresponding limiting block, the limiting springs are fixedly mounted on the other sides of the two limiting grooves, and one ends of the two limiting springs are fixedly connected with the other sides of the corresponding limiting blocks.

As a preferred technical scheme of the invention, the dust collection mechanism comprises a plurality of suction nozzles, a guide pipe, a dust storage box and a dust collector, the suction nozzles are fixedly arranged on the side of the bottom end of the fixing ring at equal intervals, the guide pipe is fixedly arranged on one side of the top end of the fixing ring, one end of the guide pipe is communicated with the suction nozzles, the dust storage box is fixedly arranged on one side of the top end of the top plate, the dust collector is fixedly arranged on one side of the outer wall of the dust storage box, the dust inlet end of the dust collector is fixedly connected with the other end of the guide pipe, and the dust outlet end of the dust collector is communicated with the inside of the dust storage box.

As a preferred technical scheme, four conical clamping grooves are formed in the outer wall of the discharging pipe at equal intervals, four mounting grooves are formed in the inner wall of the fixing ring at equal intervals, conical clamping blocks are fixedly mounted inside the four mounting grooves, and the four conical clamping blocks are connected with the corresponding conical clamping grooves in a clamping mode.

According to a preferred technical scheme, the spiral feeding equipment comprises a driving motor, a motor box, an auger rod and a feeding box, wherein a feeding hole is formed in the top end of the feeding box, the feeding hole is fixedly connected with the bottom end of a hopper, a discharging hole is formed in the bottom end of the feeding box, the discharging hole is fixedly connected with the top end of a connecting hopper, the auger rod is rotatably connected inside the feeding box, a fixing rod is fixedly installed at the top of the feeding hole, the motor box is fixedly installed at the top end of the fixing rod, the driving motor is fixedly installed inside the motor box, and an output shaft of the driving motor is fixedly connected with the end head of the auger rod.

As a preferred technical scheme of the invention, a distribution box is fixedly mounted on one side of the base, and the spiral feeding equipment, the dust collector, the electric telescopic rod, the first servo motor, the pressure sensor, the electric hydraulic cylinder, the electromagnetic valve and the second servo motor are electrically connected with an external power supply through the distribution box.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the efficient PVC foam board raw material weighing device, the weight of the foam board raw material in the bag body is monitored in real time through the installed pressure sensor, quantitative bagging is facilitated, the electric hydraulic cylinders installed on the groove walls on one sides of the two limiting grooves push the limiting blocks to move, the placing plates are driven to move through the movement of the limiting blocks, the bag body after packaging is convenient to take out, and the bagging work efficiency is improved.

2. According to the efficient PVC foam board raw material weighing device, the fixing ring is sleeved at the position of the discharge pipe, the plurality of suction nozzles arranged at the bottom end of the fixing ring are communicated with the dust inlet end of the dust collector through the guide pipe, and when foam board raw materials are injected, dust generated at the bag opening is conveniently sucked into the dust storage box through the suction nozzles to be stored, so that the concentration of dust around the bag opening is reduced, and the dust is prevented from flying into the environment to cause environmental pollution.

3. According to the efficient PVC foam board raw material weighing device, the second servo motor is installed to drive the rotating shaft to rotate, the rotating shaft drives the rolling wheel to rotate, the rolling wheel winds the steel wire rope to drive the second sliding block to lift, the second sliding block lifts the fixed block, the fixed block lifts the fixed block, and the fixed block lifts the bag to lift, so that the bag is lifted conveniently, the foam board raw materials are filled into the bag body, and the bag body is prevented from being folded to affect packaging.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a retaining ring according to the present invention;

FIG. 3 is a schematic cross-sectional view of the fixing block according to the present invention;

FIG. 4 is a partial schematic view of the present invention;

FIG. 5 is a schematic view of a base structure of the present invention;

FIG. 6 is a schematic view of the spiral feeding apparatus of the present invention;

fig. 7 is a schematic view of the internal structure of the screw feeding device of the present invention.

In the figure: 1. a base; 2. a support frame; 3. climbing a ladder; 4. a top plate; 5. a screw feeding device; 6. a hopper; 7. a connecting hopper; 8. a dust storage box; 9. a vacuum cleaner; 10. a conduit; 11. an electric telescopic rod; 12. a first servo motor; 13. a first chute; 14. a fixed block; 15. an arc-shaped sheet; 16. a fixing ring; 17. a discharge pipe; 18. a distribution box; 19. a pressure sensor; 20. a groove; 21. placing the plate; 22. a suction nozzle; 23. mounting grooves; 24. a conical fixture block; 25. a first slider; 26. a screw rod; 27. a second slider; 28. clamping the column; 29. a rotating shaft; 30. a winding wheel; 31. a wire rope; 32. a second chute; 33. a limiting spring; 34. a limiting groove; 35. an electric hydraulic cylinder; 36. a limiting block; 37. an electromagnetic valve; 38. a second servo motor; 39. a drive motor; 40. a motor case; 41. a screw rod; 42. a feed bin.

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.

Referring to fig. 1-7, the present invention provides a technical solution of a high-efficiency PVC foam board raw material weighing device:

according to the drawings 1-7, comprising a base 1, a groove 20 is provided in the middle of the top end of the base 1, a placing plate 21 is embedded in the groove 20, a pressure sensor 19 is fixedly installed at the center of the top end of the placing plate 21, two sides of the groove 20 are both provided with a limiting groove 34, a limiting mechanism is provided in each of the two limiting grooves 34, a support frame 2 is fixedly installed at each of the four corners of the top end of the base 1, a ladder stand 3 is fixedly installed on the outer wall of each of the two support frames 2, a top plate 4 is fixedly installed at the top ends of the four support frames 2, a spiral feeding device 5 is fixedly installed at the center of the top end of the top plate 4, a hopper 6 is fixedly installed at the top end of the spiral feeding device 5, a connecting hopper 7 is fixedly installed at the discharge end of the spiral feeding device 5, a discharge pipe 17 is fixedly installed at the bottom end of the connecting hopper 7, a solenoid valve 37 is installed in the discharge pipe 17, and a fixing ring 16 is sleeved on the outer wall of the discharge pipe 17, fixed ring 16's bottom is installed and is had dust absorption mechanism, second spout 32 has all been seted up to one side of four support frames 2, the equal sliding connection in inside of four second spout 32 has second slider 27, the equal fixed mounting in top of four second slider 27 has wire rope 31, be located and install elevating system between two support frames 2 of homonymy, the weight of the internal portion foaming board raw materials of pressure sensor 19 real-time monitoring bag through the installation, the ration bagging-off of being convenient for, and the electric hydraulic cylinder 35 through two 34 side cell wall installations of spacing groove promotes the removal of stopper 36, the removal that places board 21 is driven in the removal through stopper 36, the bag body takes out after convenient packing, the work efficiency of bagging-off is improved.

As shown in fig. 1, 3 and 4, the lifting mechanism includes a rotating shaft 29, winding wheels 30 and second servo motors 38, the tops of the two support frames 2 are rotatably connected with the rotating shaft 29, the winding wheels 30 are fixedly mounted at both ends of the two rotating shafts 29, the four winding wheels 30 are wound and connected with corresponding steel wire ropes 31, the tops of the two support frames 2 at the back are fixedly mounted with the second servo motors 38 of the same type, output shafts of the two second servo motors 38 are fixedly connected with the end heads of one ends of the corresponding rotating shafts 29 through shaft couplers, a fixed block 14 is fixedly mounted between the two second sliders 27 at the same side, one side of each of the two fixed blocks 14 is fixedly mounted with a fixing mechanism, the bag body is lifted through the upgrading mechanism, and foam board raw materials are filled into the bag body to avoid folding the bag body and influence on packaging;

fixed establishment includes first servo motor 12, first slider 25, lead screw 26, electric telescopic handle 11 and arc piece 15, first spout 13 has been seted up to one side of fixed block 14, the inside sliding connection of first spout 13 has first slider 25, the both sides cell wall of first spout 13 is connected with lead screw 26 through inlaying the bearing rotation of establishing, lead screw 26 and the middle part threaded connection who corresponds first slider 25, end department fixed mounting of fixed block 14 has first servo motor 12, the output shaft of first servo motor 12 and the one end fixed connection of lead screw 26, one side fixed mounting of first slider 25 has electric telescopic handle 11, electric telescopic handle 11's flexible fixed mounting has arc piece 15, the equal fixed mounting in top both sides of arc piece 15 has card post 28, will weigh the bag body fixed through arc piece 15.

According to fig. 1 and 5, the limiting mechanism comprises two electric hydraulic cylinders 35, two limiting springs 33 and two limiting blocks 36, the limiting blocks 36 are connected to the inner portions of the two limiting grooves 34 in a sliding mode, the electric hydraulic cylinders 35 are fixedly mounted on the wall of one side of the two limiting grooves 34, the telescopic ends of the two electric hydraulic cylinders 35 are fixedly connected with one sides of the corresponding limiting blocks 36, the limiting springs 33 are fixedly mounted on the other sides of the two limiting grooves 34, one ends of the two limiting springs 33 are fixedly connected with the other sides of the corresponding limiting blocks 36, and the placing plate 21 is limited through the limiting mechanism.

As shown in fig. 1 and 2, the dust suction mechanism includes a plurality of suction nozzles 22, a guide pipe 10, a dust storage box 8 and a dust collector 9, the suction nozzles 22 are fixedly installed on the side of the bottom end of the fixing ring 16 at equal intervals, the guide pipe 10 is fixedly installed on one side of the top end of the fixing ring 16, one end of the guide pipe 10 is communicated with the suction nozzles 22, the dust storage box 8 is fixedly installed on one side of the top end of the top plate 4, the dust collector 9 is fixedly installed on one side of the outer wall of the dust storage box 8, the dust inlet end of the dust collector 9 is fixedly connected with the other end of the guide pipe 10, the dust outlet end of the dust collector 9 is communicated with the inside of the dust storage box 8, and the dust generated by filling the foam board is conveniently treated by the dust collector 9;

four toper draw-in grooves have been seted up to 17 outer wall equidistance of discharging pipe, and four mounting grooves 23 have been seted up to solid fixed ring 16 inner wall equidistance, and the equal fixed mounting in inside of four mounting grooves 23 has toper fixture block 24, and four toper fixture blocks 24 are connected with the toper draw-in groove block that corresponds, and the solid fixed ring 16's of being convenient for is fixed.

Referring to fig. 1, 6 and 7, the spiral feeding device 5 includes a driving motor 39, a motor box 40, an auger rod 41 and a feeding box 42, a feeding port is disposed at the top end of the feeding box 42, the feeding port is fixedly connected to the bottom end of the hopper 6, a discharging port is disposed at the bottom end of the feeding box 42, the discharging port is fixedly connected to the top end of the connecting hopper 7, the auger rod 41 is rotatably connected to the inside of the feeding box 42, a fixing rod is fixedly mounted at the top of the feeding port, the motor box 40 is fixedly mounted at the top end of the fixing rod, the driving motor 39 is fixedly mounted inside the motor box 40, an output shaft of the driving motor 39 is fixedly connected to the end of the auger rod 41, a distribution box 18 is fixedly mounted at one side of the base 1, the spiral feeding equipment 5, the dust collector 9, the electric telescopic rod 11, the first servo motor 12, the pressure sensor 19, the electric hydraulic cylinder 35, the electromagnetic valve 37 and the second servo motor 38 are all electrically connected with an external power supply through the distribution box 18.

When the efficient PVC foam board raw material weighing device is used, when foam board raw materials are weighed, firstly, a packaging bag is manually sleeved between two arc-shaped pieces 15, the bag opening of the packaging bag is fixed through clamping columns 28 on two sides of the top ends of the arc-shaped pieces 15, then a first servo motor 12 is opened, a screw rod 26 is driven to rotate through the rotation of the first servo motor 12, a first sliding block 25 is driven to move through the rotation of the screw rod 26, the bag opening is driven to move through the movement of the first sliding block 25, the bag opening is aligned with a discharging pipe 17, then a second servo motor 38 is opened, a rotating shaft 29 is driven to rotate through the rotation of the second servo motor 38, a winding wheel 30 is driven to rotate through the rotating shaft 29, a steel wire rope 31 is wound through the rotation of the winding wheel 30, a second sliding block 27 is driven to slide upwards through the steel wire rope 31, the second sliding block 27 slides upwards, the second sliding block 27 drives a fixing block 14 to move upwards, remove through fixed block 14 and drive sack rebound, make sack and 17 covers of discharging pipe establish, artificial inside of pouring PVC foaming board raw materials into hopper 6 through charging equipment is followed, stabilize the material loading through spiral feeder equipment 5, open dust catcher 9 at the in-process of material loading, when packing, the dust that the coarse cereals got into the sack production passes through suction nozzle 22 and inhales to dust storage box 8 inside, avoid the sack position to produce a large amount of dust, when annotating the material, through the weight of 19 real-time supervision interior coarse cereals of pressure sensor, when reaching the pre-installation weight, close through block terminal 18 control solenoid valve 37, accomplish to load and weigh.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The efficient PVC foam board raw material weighing device comprises a base (1) and is characterized in that a groove (20) is formed in the middle of the top end of the base (1), a placing board (21) is embedded in the groove (20), a pressure sensor (19) is fixedly mounted at the center of the top end of the placing board (21), limiting grooves (34) are formed in two sides of the groove (20), a limiting mechanism is arranged in the two limiting grooves (34), supporting frames (2) are fixedly mounted at four corners of the top end of the base (1), a ladder stand (3) is fixedly mounted on the outer walls of the two supporting frames (2), top ends of the four supporting frames (2) are fixedly mounted with a top plate (4), spiral feeding equipment (5) is fixedly mounted at the center of the top end of the top plate (4), and a hopper (6) is fixedly mounted at the top end of the spiral feeding equipment (5), the utility model discloses a spiral feeder equipment, including spiral feeder equipment (5), the discharge end fixed mounting of spiral feeder equipment (5) has connecting hopper (7), the bottom fixed mounting of connecting hopper (7) has discharging pipe (17), the internally mounted of discharging pipe (17) has solenoid valve (37), the outer wall cover of discharging pipe (17) is established and is connected with solid fixed ring (16), dust absorption mechanism, four are installed to the bottom of solid fixed ring (16) second spout (32), four have all been seted up to one side of support frame (2) the equal sliding connection in inside of second spout (32) has second slider (27), four the equal fixed mounting in top of second slider (27) has wire rope (31), is located two of homonymy install elevating system between support frame (2).

2. The efficient PVC foam board raw material weighing device of claim 1, which is characterized in that: elevating system includes pivot (29), rolling wheel (30) and second servo motor (38), two the top of support frame (2) is rotated and is connected with pivot (29), two the equal fixed mounting in both ends of pivot (29) has rolling wheel (30), four rolling wheel (30) are connected with corresponding wire rope (31) winding, are located two at the back the equal fixed mounting in support frame (2) top has second servo motor (38) of the same kind model, and the output shaft of two second servo motor (38) passes through the shaft coupling and locates fixed connection with corresponding pivot (29) one end, and fixed mounting has fixed block (14) between two second slider (27) that are located the homonymy, and the equal fixed mounting in two fixed block (14) one side has fixed establishment.

3. The efficient PVC foam board raw material weighing device of claim 2, wherein: the fixing mechanism comprises a first servo motor (12), a first sliding block (25), a screw rod (26), an electric telescopic rod (11) and arc-shaped pieces (15), a first sliding groove (13) is formed in one side of the fixing block (14), the first sliding block (25) is connected to the inside of the first sliding groove (13) in a sliding mode, the screw rod (26) is connected to the two side groove walls of the first sliding groove (13) in a rotating mode through bearings which are embedded, the screw rod (26) is in threaded connection with the middle of the corresponding first sliding block (25), the first servo motor (12) is fixedly installed at the end of the fixing block (14), the output shaft of the first servo motor (12) is fixedly connected with one end of the screw rod (26), the electric telescopic rod (11) is fixedly installed on one side of the first sliding block (25), and the arc-shaped pieces (15) are fixedly installed at the telescopic end of the electric telescopic rod (11), clamping columns (28) are fixedly mounted on two sides of the top end of the arc-shaped sheet (15).

4. The efficient PVC foam board raw material weighing device of claim 1, which is characterized in that: stop gear includes two electric hydraulic cylinder (35), two spacing spring (33) and two stopper (36), two the equal sliding connection in inside of spacing groove (34) has stopper (36), two the equal fixed mounting in one side cell wall of spacing groove (34) has electric hydraulic cylinder (35), two the flexible end of electric hydraulic cylinder (35) and the one side fixed connection who corresponds stopper (36), two the equal fixed mounting in opposite side of spacing groove (34) has spacing spring (33), two the one end of spacing spring (33) and the opposite side fixed connection who corresponds stopper (36).

5. The efficient PVC foam board raw material weighing device of claim 1, which is characterized in that: dust absorption mechanism includes a plurality of suction nozzles (22), pipe (10), dust storage box (8) and dust catcher (9), the avris equidistance fixed mounting who gu fixed ring (16) bottom has a plurality of suction nozzles (22), one side fixed mounting on fixed ring (16) top has pipe (10), the one end and a plurality of suction nozzle (22) intercommunication of pipe (10), one side fixed mounting on roof (4) top has dust storage box (8), one side fixed mounting of dust storage box (8) outer wall has dust catcher (9), the dust inlet end of dust catcher (9) and the other end fixed connection of pipe (10), the play dirt end and the inside intercommunication of dust storage box (8) of dust catcher (9).

6. The efficient PVC foam board raw material weighing device of claim 1, which is characterized in that: four toper draw-in grooves have been seted up to discharging pipe (17) outer wall equidistance, four mounting grooves (23), four have been seted up to solid fixed ring (16) inner wall equidistance the equal fixed mounting in inside of mounting groove (23) has toper fixture block (24), four toper fixture block (24) are connected with the toper draw-in groove block that corresponds.

7. The efficient PVC foam board raw material weighing device of claim 1, which is characterized in that: spiral feed equipment (5) are including driving motor (39), motor case (40), auger rod (41) and feed box (42), the feed inlet has been seted up on the top of feed box (42), the bottom fixed connection of feed inlet and hopper (6), the discharge gate has been seted up to the bottom of feed box (42), the discharge gate is with the top fixed connection of connecting hopper (7), the inside rotation of feed box (42) is connected with auger rod (41), the top fixed mounting of feed inlet has the dead lever, the top fixed mounting of dead lever has motor case (40), the inside fixed mounting of motor case (40) has driving motor (39), the output shaft of driving motor (39) and the end fixed connection of auger rod (41) are located.

8. The efficient PVC foam board raw material weighing device of claim 1, which is characterized in that: one side fixed mounting of base (1) has block terminal (18), and spiral feeder equipment (5), dust catcher (9), electric telescopic handle (11), first servo motor (12), pressure sensor (19), electric hydraulic cylinder (35), solenoid valve (37) and second servo motor (38) all pass through block terminal (18) and external power source electric connection.