阅读说明：本技术 一种pvc板发泡模具 (PVC board foaming mold utensil ) 是由 王群 尹刚 刘鹏 叶迎威 陈波涛 于 2021-09-17 设计创作，主要内容包括：本发明涉及一种PVC板发泡模具,包括下模具,所述下模具底部通过螺栓固定有多个呈对角分布的支脚,下模具顶部两端对称开设有两个对接槽,下模具上方设置有上模具,上模具底部两端设置有两个对称分布的对接条,上模具一侧焊接有密封板,密封板外侧贯穿固定有进料管,调流机构连接有调流板,调流板贯穿上模具,调流板底部开设有嵌入槽,嵌入槽顶部内壁通过螺栓固定有多个均匀分布的第二弹簧,多个第二弹簧底部通过螺栓固定有同一个内板,内板一侧内壁通过螺栓固定有架杆,架杆顶部粘接有第二磁铁,上模具顶部设置有吸引机构；本发明利用流力形成联动,通过内板对原料形成连续挤压,从而促进原料的融合,提高板材的性能。(The invention relates to a PVC plate foaming mold, which comprises a lower mold, wherein a plurality of support legs which are distributed diagonally are fixed at the bottom of the lower mold through bolts, two butt-joint grooves are symmetrically formed in two ends of the top of the lower mold, an upper mold is arranged above the lower mold, two butt-joint strips which are symmetrically distributed are arranged at two ends of the bottom of the upper mold, a sealing plate is welded on one side of the upper mold, a feeding pipe penetrates through the outer side of the sealing plate and is fixedly connected with a flow regulating plate, the flow regulating plate penetrates through the upper mold, an embedded groove is formed in the bottom of the flow regulating plate, a plurality of second springs which are uniformly distributed are fixed on the inner wall of the top of the embedded groove through bolts, the bottoms of the plurality of second springs are fixedly provided with the same inner plate through bolts, a hack lever is fixed on the inner wall of one side of the inner plate through bolts, a second magnet is bonded on the top of the hack lever, and an attraction mechanism is arranged on the top of the upper mold; the invention utilizes the flow force to form linkage, and the inner plate continuously extrudes the raw materials, thereby promoting the fusion of the raw materials and improving the performance of the plate.)

1. A PVC board foaming mold comprises a lower mold (1) and is characterized in that a plurality of support legs (2) which are distributed diagonally are fixedly connected to the bottom of the lower mold (1), two butt-joint grooves are symmetrically formed in two ends of the top of the lower mold (1), an upper mold (3) is arranged above the lower mold (1), two butt-joint strips which are symmetrically distributed are arranged at two ends of the bottom of the upper mold (3), the butt-joint strips and the upper mold (3) are of an integral structure, the cross sections of the butt-joint strips and the butt-joint grooves are both arranged in a T shape, a sealing plate (39) is welded on one side of the upper mold (3), a feeding pipe (40) penetrates through and is fixed on the outer side of the sealing plate (39), a flow regulating mechanism is arranged on the top of the upper mold (3), the flow regulating mechanism is connected with a flow regulating plate (5), the flow regulating plate (5) penetrates through the upper mold (3), an embedded groove (19) is formed in the bottom of the flow regulating plate (5), a plurality of second springs (20) which are uniformly distributed are fixedly connected on the inner wall of the top of the embedded groove (19), the bottoms of the second springs (20) are fixedly connected with the same inner plate (6), a rack rod (23) is fixedly connected to the inner wall of one side of the inner plate (6), a second magnet (24) is bonded to the top of the rack rod (23), and an attraction mechanism is arranged on the top of the upper die (3).

2. The PVC plate foaming mold according to claim 1, wherein: attraction mechanism includes first magnet (11), and first spout (7) have been seted up at last mould (3) top, and sliding connection has first slider (8) in first spout (7), and same first spring (9) of fixedly connected with between first slider (8) and first spout (7) lateral wall, first slider (8) top fixedly connected with stand (10), first magnet (11) bond in one side that stand (10) are close to second magnet (24), stand (10) opposite side fixedly connected with receives ram (12).

3. The PVC plate foaming mold according to claim 2, wherein: go up mould (3) top and run through and be provided with primary shaft spare (13), primary shaft spare (13) and go up and rotate between mould (3) and be connected, it establishes lantern ring (14) to go up mould (3) top cover, striking rod (15) that a plurality of annular array of lantern ring (14) circumference outer wall fixedly connected with distribute, the tip cross-section of striking rod (15) and struck rod (12) all sets up into the arc, the cover is established on primary shaft spare (13) and is fixed with sleeve (25), sleeve (25) set up in the below of last mould (3), sleeve (25) circumference outer wall fixedly connected with borrow power leaf (26) that a plurality of annular array distribute, borrow power leaf (26) surface and seted up and increase and hinder groove (27), it sets up the cockscomb structure to increase and hinder groove (27) cross-section.

4. The PVC plate foaming mold according to claim 1, wherein: limiting grooves (21) have all been seted up to the both ends inner wall of embedded groove (19), and sliding connection has stopper (22) in limiting groove (21), fixed connection between stopper (22) and inner panel (6).

5. The PVC plate foaming mold according to claim 1, wherein: the flow adjusting mechanism comprises a screw rod (18), the top of the upper die (3) is fixedly connected with an adjusting column (4), one side, close to the flow adjusting plate (5), of the adjusting column (4) is provided with a second sliding groove (16), a second sliding block (17) is slidably connected in the second sliding groove (16), the second sliding block (17) is fixedly connected with the flow adjusting plate (5), the screw rod (18) is rotatably connected to the inner wall of the bottom of the second sliding groove (16), and the screw rod (18) is in threaded connection with the second sliding block (17).

6. The PVC plate foaming mold according to claim 1, wherein: one side fixedly connected with installation piece (37) of butt joint strip, there is knob (38) installation piece (37) outside through threaded connection, knob (38) and bed die (1) threaded connection.

7. The PVC plate foaming mold according to claim 1, wherein: inner panel (6) bottom articulates there are fan board (28) of two symmetric distributions, a plurality of third spout (29) have been seted up in fan board (28) outside, sliding connection has third slider (30) in third spout (29), the same third spring (31) of fixedly connected with between third slider (30) and third spout (29) inner wall, it has same branch (32) to articulate between third slider (30) and inner panel (6), hack lever (23) both ends are all rotated and are connected with second shaft spare (33), the cover is established on second shaft spare (33) and is fixed with gear (34), the other end fixedly connected with paddle (35) of second shaft spare (33), pinion rack (36) of two symmetric distributions of fan board (28) outside fixedly connected with, pinion rack (36) cross-section sets into the arc, pinion rack (36) and gear (34) meshing connection.

8. The PVC sheet foaming mold of claim 7, wherein: the inner sides of the fan plates (28) are fixedly connected with a plurality of uniformly distributed kneading strips (41), the sections of the kneading strips (41) are arranged into arc shapes, the lengths of the kneading strips (41) are gradually increased from top to bottom, and the kneading strips (41) on the two fan plates (28) are distributed in a staggered manner.

9. The PVC plate foaming mold according to claim 1, wherein: the equal fixedly connected with in inside of bed die (1) and last mould (3) divides flitch (42), divides flitch (42) inside to set up densely covered branch silo (43), divides silo (43) to crisscross each other, divides silo (43) cross-section to set the hexagon.

10. The PVC plate foaming mold as claimed in claim 9, wherein: the inner parts of the lower die (1) and the upper die (3) are fixedly connected with a plurality of pressurizing blocks (44) distributed in a fan shape, and the pressurizing blocks (44) and the material distributing plates (42) are respectively arranged on two sides of the first shaft piece (13).

Technical Field

The invention relates to the technical field of extrusion dies, in particular to a PVC (polyvinyl chloride) plate foaming die.

Background

The foaming mold is plastic foaming mold, and the foamable resin is filled directly into the mold and heated to melt to form saturated gas-liquid solution, which forms great amount of micro bubble nucleuses to grow and form foamed plastic part. There are three commonly used foaming methods: the PVC board is a board with a honeycomb-shaped mesh structure section, which is made of PVC as a raw material, and the PVC board accounts for 60 percent of the largest proportion in the building material industry, 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.

PVC board in process of production, need extrude through the foaming mould, the inside runner of current foaming mould is even for when the PVC raw materials circulates in the mould, the degree of fusion of PVC raw materials each other is low, thereby influences the plastify and the dispersion of PVC raw materials, leads to the poor and disability rate of quality performance of PVC panel higher, so proposes a PVC board foaming mould, solves the above-mentioned problem that proposes through adjusting the runner.

In order to solve the problems, the invention provides a PVC plate foaming mold.

Disclosure of Invention

(1) Technical problem to be solved

The invention aims to overcome the problem of low raw material fusion degree of a foaming mould in the prior art, meets the practical requirement, and provides a PVC plate foaming mould to solve the technical problem.

(2) Technical scheme

In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows:

a PVC board foaming mould comprises a lower mould, wherein a plurality of support legs which are distributed diagonally are fixed at the bottom of the lower mould through bolts, two butt-joint grooves are symmetrically formed in two ends of the top of the lower mould, an upper mould is arranged above the lower mould, two butt-joint strips which are symmetrically distributed are arranged at two ends of the bottom of the upper mould, the butt-joint strips and the upper mould are of an integral structure, the cross sections of the butt-joint strips and the butt-joint grooves are both arranged into a T shape, a sealing plate is welded on one side of the upper mould, a feeding pipe is fixedly penetrated outside the sealing plate, a flow regulating mechanism is arranged at the top of the upper mould and connected with a flow regulating plate, the flow regulating plate penetrates through the upper mould, an embedded groove is formed in the bottom of the flow regulating plate, a plurality of second springs which are uniformly distributed are fixed on the inner wall of the top of the embedded groove through bolts, the bottoms of the second springs are fixedly provided with the same inner plate through bolts, a hack lever is fixed on the inner wall of one side of the inner plate through bolts, and a second magnet is bonded on the top of the hack lever, the top of the upper die is provided with a suction mechanism.

Preferably, attraction mechanism includes first magnet, and first spout has been seted up at the last mould top, and sliding connection has first slider in the first spout, has same first spring through the bolt fastening between first slider and the first spout lateral wall, and there is the stand first slider top through the bolt fastening, and first magnet bonds in the stand and is close to one side of second magnet, and the stand opposite side passes through the bolt fastening and has the pole that receives.

Preferably, go up the mould top and run through and be provided with the primary shaft spare, rotate through the bearing between primary shaft spare and the last mould and connect, it is fixed with the lantern ring to go up mould top cover, lantern ring circumference outer wall has the striker of a plurality of annular array distributions through the bolt fastening, the striker all sets the arc with the tip cross-section that receives the striker, the cover is established on the primary shaft spare and is fixed with the sleeve, the sleeve sets up in the below of last mould, sleeve circumference outer wall has the leaf of borrowing of a plurality of annular array distributions through the bolt fastening, the groove of increasing resistance has been seted up on the leaf surface of borrowing, increase the cockscomb structure of groove cross-section setting.

Preferably, the limiting grooves are formed in the inner walls of the two ends of the embedded groove, limiting blocks are connected in the limiting grooves in a sliding mode, and the limiting blocks and the inner plate are fixed through bolts.

Preferably, the flow adjusting mechanism comprises a screw rod, the top of the upper die is fixedly provided with an adjusting column through a bolt, one side, close to the flow adjusting plate, of the adjusting column is provided with a second sliding groove, a second sliding block is connected in the second sliding groove in a sliding mode, the second sliding block and the flow adjusting plate are fixed through a bolt, the screw rod is rotatably connected to the inner wall of the bottom of the second sliding groove through a bearing, and the screw rod is in threaded connection with the second sliding block.

Preferably, one side of the butt joint strip is fixed with a mounting block through a bolt, the outer side of the mounting block is connected with a knob in a penetrating and threaded mode, and the knob is connected with the lower die in a threaded mode.

Preferably, the inner panel bottom articulates there is the sector of two symmetric distributions, a plurality of third spouts have been seted up in the sector outside, sliding connection has the third slider in the third spout, there is same third spring through the bolt fastening between third slider and the third spout inner wall, it has same branch to articulate between third slider and the inner panel, the hack lever both ends all are connected with the secondary shaft spare through the bearing rotation, the cover is established and is fixed with the gear on the secondary shaft spare, the other end of secondary shaft spare has the paddle through the bolt fastening, the sector outside has the pinion rack of two symmetric distributions through the bolt fastening, the pinion rack cross-section sets to the arc, pinion rack and gear engagement connect.

Preferably, a plurality of kneading strips which are uniformly distributed are fixed on the inner sides of the fan plates through bolts, the cross sections of the kneading strips are arranged into an arc shape, the lengths of the kneading strips are gradually increased from top to bottom, and the kneading strips on the two fan plates are distributed in a staggered manner.

Preferably, the insides of the lower die and the upper die are both fixed with material distribution plates through bolts, densely distributed material distribution grooves are formed in the material distribution plates, the material distribution grooves are staggered, and the cross sections of the material distribution grooves are hexagonal.

Preferably, a plurality of pressurizing blocks distributed in a fan shape are fixed inside the lower die and the upper die through bolts, and the pressurizing blocks and the material distributing plates are respectively arranged on two sides of the first shaft.

(3) Has the advantages that:

A. raw materials enter the upper die and the lower die through the feeding pipe, the borrow force blade is driven to rotate through the flow force, then the first shaft piece, the lantern ring and the plurality of impact rods are driven to rotate, the arc-shaped end part of the impact rod collides with the arc-shaped end part of the impact rod, so that the impact rod and the upright post move along with the first sliding block and move along the first sliding groove, then the first magnet is driven to move synchronously, when the first magnet is close to the second magnet, the magnetic attraction force on the second magnet is gradually enhanced, the inner plate is attracted and moves upwards along the embedded groove, and under the action of the second spring, repeated twitching is formed to extrude the raw materials, thereby promoting the fusion of the raw materials, improving the performance of the plate, through the arrangement of the resistance increasing groove, the cross section of the resistance increasing groove is arranged in a zigzag shape, the roughness of the surface of the borrow force blade can be improved, the resistance to the raw materials is improved, and a larger rotating speed is obtained, thereby improving the extrusion frequency and the extrusion force of the inner plate to the raw materials.

B. The screw rod is rotated, under the screw thread fit effect, the second sliding block moves up and down along the second sliding groove, and then the flow adjusting plate is driven to move synchronously, so that the size of a flow channel between the upper die and the lower die can be controlled through the flow adjusting plate.

C. When assembling, butt joint strip on will going up the mould and butt joint groove on the bed die butt joint, carry out threaded connection through knob and bed die, can assemble last mould and bed die fast to improve the dismouting efficiency to this mould.

D. When the raw materials flows through the sector position, the flow channel direction changes, under the effect of flow force and third spring, make the sector form and flutter, further fuse the raw materials, and simultaneously, the sector drives the pinion rack and rotates, and pinion rack meshing drives the gear and rotates, then drives second shaft spare and paddle rotation in step, and the pivoted paddle produces the vortex, thereby further promote the fusion of raw materials, and simultaneously, when the sector carries out the flutter, the synchronous belt moves and rubs the strip motion, rubs the strip formation and hands in the mistake on two sectors, further fuses the raw materials.

E. When the boosting piece is flowed through to the raw materials, because the boosting piece is fan-shaped distribution, divide into the stranded with the runner, promote to fuse each other, and the runner carries out the pressure boost through the boosting piece, to borrowing power leaf formation impact, can further improve the rotational speed of borrowing power leaf, thereby promote above-mentioned effect, when the branch flitch is flowed through to the raw materials, the raw materials flows in from the branch silo that the cross-section is the hexagon, and melt each other in the branch silo, further promote the fusion of raw materials, flow out the back from the branch silo, the runner begins evenly, the shaping of the raw materials of being convenient for.

Drawings

FIG. 1 is a schematic view of a first angle structure of a PVC board foaming mold according to the present invention;

FIG. 2 is a schematic diagram of a second angle structure of a PVC board foaming mold according to the present invention;

FIG. 3 is an enlarged schematic structural view of the foaming mold for PVC sheets of the present invention at the A position;

FIG. 4 is an enlarged schematic structural view of a PVC board foaming mold of the present invention at the position B;

FIG. 5 is a schematic view of the internal structure of a PVC board foaming mold according to the present invention;

FIG. 6 is a schematic view of a flow regulating plate of the PVC board foaming mold according to the present invention;

FIG. 7 is a schematic diagram of an inner plate structure of a PVC plate foaming mold according to the present invention;

FIG. 8 is a schematic view of a force-assisting blade structure of a PVC board foaming mold according to the present invention;

FIG. 9 is a schematic view of a fan plate structure of a PVC board foaming mold according to the present invention;

FIG. 10 is a schematic view of the lower mold structure of the PVC sheet foaming mold of the present invention.

The reference numbers are as follows:

1. a lower die; 2. a support leg; 3. an upper die; 4. an adjustment column; 5. a flow regulating plate; 6. an inner plate; 7. a first chute; 8. a first slider; 9. a first spring; 10. a column; 11. a first magnet; 12. a collided rod; 13. a first shaft member; 14. a collar; 15. a striker bar; 16. a second chute; 17. a second slider; 18. a screw; 19. a groove is embedded; 20. a second spring; 21. a limiting groove; 22. a limiting block; 23. a frame bar; 24. a second magnet; 25. a sleeve; 26. leaf for strengthening the strength; 27. a resistance increasing groove; 28. a fan plate; 29. a third chute; 30. a third slider; 31. a third spring; 32. a strut; 33. a second shaft member; 34. a gear; 35. a paddle; 36. a toothed plate; 37. mounting blocks; 38. a knob; 39. a sealing plate; 40. a feed pipe; 41. kneading the rubbing strips; 42. a material distributing plate; 43. a material distributing groove; 44. and (4) pressurizing the block.

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.

The invention will be further illustrated with reference to the following figures 1-10 and examples:

in the embodiment, as shown in fig. 1-3, 6 and 8, a PVC plate foaming mold comprises a lower mold 1, a plurality of support legs 2 distributed diagonally are fixed at the bottom of the lower mold 1 through bolts, two butt grooves are symmetrically formed at two ends of the top of the lower mold 1, an upper mold 3 is arranged above the lower mold 1, two butt strips distributed symmetrically are arranged at two ends of the bottom of the upper mold 3, the butt strips and the upper mold 3 are of an integral structure, the cross sections of the butt strips and the butt grooves are both arranged in a T shape, a sealing plate 39 is welded at one side of the upper mold 3, a feed pipe 40 is fixed outside the sealing plate 39 in a penetrating manner, a flow regulating mechanism is arranged at the top of the upper mold 3, the flow regulating mechanism is connected with a flow regulating plate 5, the flow regulating plate 5 penetrates through the upper mold 3, an embedded groove 19 is formed at the bottom of the flow regulating plate 5, a plurality of second springs 20 distributed uniformly are fixed on the inner wall of the top of the embedded groove 19 through bolts, the bottoms of the second springs 20 are fixedly provided with the same inner plate 6 through bolts, a rack rod 23 is fixedly arranged on the inner wall of one side of the inner plate 6 through bolts, a second magnet 24 is bonded on the top of the rack rod 23, and the top of the upper die 3 is provided with an attraction mechanism.

Further, attraction mechanism includes first magnet 11, goes up mould 3 top and has seted up first spout 7, and sliding connection has first slider 8 in first spout 7, has same first spring 9 through the bolt fastening between first slider 8 and the 7 lateral walls of first spout, and there is stand 10 at first slider 8 top through the bolt fastening, and first magnet 11 bonds in stand 10 and is close to one side of second magnet 24, and stand 10 opposite side has through the bolt fastening to receive and hits pole 12.

Further, go up 3 tops of mould and run through and be provided with primary shaft spare 13, primary shaft spare 13 and go up and rotate through the bearing between the mould 3 and connect, it is fixed with lantern ring 14 to go up 3 top covers of mould to establish, 14 circumference outer walls of lantern ring have a plurality of annular array distribution's impact bar 15 through the bolt fastening, the tip cross-section of impact bar 15 and impacted bar 12 all sets up the arc, the cover is established and is fixed with sleeve 25 on primary shaft spare 13, sleeve 25 sets up in the below of last mould 3, sleeve 25 circumference outer wall has a plurality of annular array distribution's borrow leaf 26 through the bolt fastening, borrow leaf 26 surface has been seted up and has been increaseed the groove 27, it sets up the cockscomb structure to increase the groove 27 cross-section.

Further, limiting grooves 21 have been all seted up to embedded groove 19's both ends inner wall, and sliding connection has stopper 22 in limiting grooves 21, passes through the bolt fastening between stopper 22 and the inner panel 6.

In this embodiment, referring to fig. 2, the flow adjusting mechanism includes a screw 18, the top of the upper mold 3 is fixed with the adjusting column 4 through a bolt, one side of the adjusting column 4 close to the flow adjusting plate 5 is provided with a second chute 16, a second slider 17 is slidably connected in the second chute 16, the second slider 17 and the flow adjusting plate 5 are fixed through a bolt, the screw 18 is rotatably connected to the inner wall of the bottom of the second chute 16 through a bearing, and the screw 18 is in threaded connection with the second slider 17.

In this embodiment, referring to fig. 4, a mounting block 37 is fixed to one side of the butt joint strip by a bolt, a knob 38 is connected to the outer side of the mounting block 37 through a thread, and the knob 38 is connected to the lower mold 1 through a thread.

In this embodiment, referring to fig. 5, fig. 7 and fig. 9, the bottom of the inner plate 6 is hinged with two fan plates 28 that are symmetrically distributed, a plurality of third sliding grooves 29 have been seted up on the outer side of the fan plates 28, sliding connection has a third slider 30 in the third sliding groove 29, there is the same third spring 31 through the bolt fastening between the inner wall of the third slider 30 and the third sliding groove 29, there is the same branch 32 hinged between the third slider 30 and the inner plate 6, both ends of the hack lever 23 are both rotationally connected with the second shaft 33 through the bearing, the second shaft 33 is sleeved with and fixed with the gear 34, the other end of the second shaft 33 is fixed with the paddle 35 through the bolt fastening, two toothed plates 36 that are symmetrically distributed are fixed through the bolt fastening on the outer side of the fan plates 28, the section of the toothed plate 36 is set to be arc, and the toothed plate 36 and the gear 34 are meshed and connected.

Further, a plurality of kneading strips 41 which are uniformly distributed are fixed on the inner side of the fan plate 28 through bolts, the cross sections of the kneading strips 41 are arranged into an arc shape, the lengths of the kneading strips 41 are gradually increased from top to bottom, and the kneading strips 41 on the two fan plates 28 are distributed in a staggered manner.

In this embodiment, referring to fig. 10, the material distributing plates 42 are fixed inside the lower die 1 and the upper die 3 by bolts, densely distributed material distributing grooves 43 are formed in the material distributing plates 42, the material distributing grooves 43 are staggered with each other, and the cross sections of the material distributing grooves 43 are hexagonal.

Further, a plurality of pressurizing blocks 44 distributed in a sector shape are fixed inside the lower die 1 and the upper die 3 through bolts, and the pressurizing blocks 44 and the material distributing plate 42 are respectively arranged on two sides of the first shaft element 13.

The invention has the beneficial effects that:

in the invention, during extrusion, raw materials enter the upper die 1 and the lower die 3 through the feeding pipe 40, the borrow blade 26 is driven to rotate by the flow force, and then the first shaft piece 13, the lantern ring 14 and the plurality of striking rods 15 are driven to rotate, the arc-shaped end part of the striking rod 15 collides with the arc-shaped end part of the struck rod 12, so that the struck rod 12 and the upright post 10 move along the first sliding chute 7 along with the first sliding block 8, and then the first magnet 11 is synchronously driven to move, when the first magnet 11 is close to the second magnet 24, the magnetic attraction force of the second magnet 24 is gradually enhanced, the inner plate 6 is attracted and moves upwards along the embedded groove 19, and the repeated twitching is formed under the action of the second spring 20 to extrude the raw materials, thereby promoting the fusion of the raw materials, improving the performance of the plate, the roughness of the surface of the borrow blade 26 can be improved by arranging the resistance-increasing groove 27 and arranging the cross section of the resistance-increasing groove 27 in a zigzag shape, the resistance to the raw material is improved, so that higher rotating speed is obtained, and the extrusion frequency and the extrusion force of the inner plate 6 to the raw material are improved.

Further, the screw 18 is rotated, under the screw-thread fit action, the second slider 17 moves up and down along the second chute 16, and then the flow adjusting plate 5 is driven to move synchronously, so that the size of the flow channel between the upper die 3 and the lower die 1 can be controlled by the flow adjusting plate 5.

Further, when assembling, butt joint strip on the last mould 3 and butt joint groove on the bed die 1 butt joint, carry out threaded connection through knob 38 and bed die 1, can assemble last mould 3 and bed die 1 fast to improve the dismouting efficiency to this mould.

Further, when the raw material flows through the position of the fan plate 28, the direction of the flow channel changes, under the action of the flow force and the third spring 31, the fan plate 28 forms flapping to further fuse the raw material, meanwhile, the fan plate 28 drives the toothed plate 36 to rotate, the toothed plate 36 is meshed with the driving gear 34 to rotate, then the second shaft part 33 and the paddle 35 are synchronously driven to rotate, the rotating paddle 35 generates turbulence, so that the raw material is further fused, meanwhile, when the fan plate 28 is flapping, the rubbing strips 41 are synchronously driven to move, the rubbing strips 41 on the two fan plates 28 form staggered rubbing, and the raw material is further fused.

Further, when the raw material flow passes through the pressurizing block 44, the pressurizing block 44 is distributed in a fan shape, the flow channel is divided into a plurality of strands, mutual fusion is promoted, the flow channel is pressurized through the pressurizing block 44, impact is formed on the gravity-assist blade 26, the rotating speed of the gravity-assist blade 26 can be further improved, and therefore the effect is promoted.

The working principle is as follows: in the invention, during extrusion, raw materials enter the upper die 1 and the lower die 3 through the feeding pipe 40, the borrow blade 26 is driven to rotate by the flow force, and then the first shaft piece 13, the lantern ring 14 and the plurality of striking rods 15 are driven to rotate, the arc-shaped end part of the striking rod 15 collides with the arc-shaped end part of the struck rod 12, so that the struck rod 12 and the upright post 10 move along the first sliding chute 7 along with the first sliding block 8, and then the first magnet 11 is synchronously driven to move, when the first magnet 11 is close to the second magnet 24, the magnetic attraction force to the second magnet 24 is gradually enhanced, the inner plate 6 is attracted and moves upwards along the embedded groove 19, and under the action of the second spring 20, repeated twitching is formed to extrude the raw materials, the screw 18 is rotated, under the matching action of threads, the second sliding block 17 moves upwards and downwards along the second sliding chute 16 to synchronously drive the flow adjusting plate 5 to move, the size of the flow channel between the upper die 3 and the lower die 1 is controlled, when the assembly is carried out, the butt joint strips on the upper die 3 are in butt joint with the butt joint grooves on the lower die 1, the butt joint strips and the butt joint grooves are in threaded connection with the lower die 1 through the knob 38, when raw materials flow through the positions of the fan plates 28, the direction of the flow channel is changed, the fan plates 28 are fluttered under the action of flow force and the third spring 31, the raw materials are further fused, meanwhile, the fan plates 28 drive the toothed plates 36 to rotate, the toothed plates 36 are meshed with the driving gear 34 to rotate, the second shaft 33 and the paddle 35 are synchronously driven to rotate, the rotating paddle 35 generates turbulence, meanwhile, when the fan plates 28 are fluttered, the rubbing strips 41 are synchronously driven to move, the rubbing strips 41 on the two fan plates 28 form staggered rubbing, when the raw material flow passes through the pressurizing block 44, the flow channel is divided into a plurality of strands, and the flow channel is pressurized through the pressurizing block 44 to impact the force-assisting vanes 26, improve the rotational speed of borrowing power leaf 26, when the raw materials divides flitch 42 to flow through, the raw materials flows into for hexagonal branch silo 43 from the cross-section to melt each other in dividing silo 43, from dividing silo 43 back of flowing out, the runner begins evenly, the shaping of the raw materials of being convenient for.

The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.