CN114274490A

CN114274490A - Extruder for plastic production and processing

Info

Publication number: CN114274490A
Application number: CN202111578431.2A
Authority: CN
Inventors: 谭江安
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-04-05

Abstract

The invention discloses an extruder for plastic production and processing, which is controlled to operate by a controller, wherein a workbench is fixedly arranged on the side surface of the controller; 3 groups of heaters are fixedly and equidistantly arranged at the upper end of the workbench, and extrusion processing pipes are fixedly arranged at the upper end of the heaters; the method comprises the following steps: the feeding hopper is arranged at the upper end of the feeding pipe in a penetrating way; the heating and heat-insulating pipe is sleeved and fixedly arranged outside the treatment box, and the front side surface of the heating and heat-insulating pipe is mutually connected with the front side surface of the heater corresponding to the lower end of the heating and heat-insulating pipe through a heat transmission pipe; a drive shaft rotatably mounted at an internal intermediate location of the feed tube. This extruder for plastics production and processing adopts neotype structural design for this device is provided with plastic granules screening processing structure, keeps the inside abundant fusion of tiny particle plastics in the extruder and extrudes production, is provided with variable speed extrusion structure in the device simultaneously, improves the efficiency of extruder control plastics production and processing.

Description

Extruder for plastic production and processing

Technical Field

The invention relates to the technical field of plastic production and processing, in particular to an extruder for plastic production and processing.

Background

The plastic product has strong weight and surface smoothness, meanwhile, the production cost of the plastic is low, and the plastic product can be recycled and used, in the production and processing process of the plastic product, the plastic particles are put into an extruder, the plastic product is rotated, rubbed and extruded under high temperature environment to form a fluid plastic product, and then the plastic product with corresponding shape is formed by molding and processing equipment such as a mold, the screw extruder with the application number of CN201721470847.1 increases the length-diameter ratio of a screw and the number of temperature control areas of the screw to provide heat required by melting PP material, the increase of the length-diameter ratio ensures that the retention time of the material in a machine barrel is longer, the particles doped in the molten liquid material are fewer, the crystal points covered on the product are reduced, the production efficiency is improved, higher plasticizing quality is achieved, but the size of the fed plastic particles is different, the extruder also has certain problems in the production process:

1. the sizes of the fed plastic particles are controlled to be different, the plastic particles with different sizes are different in softening and fusing degrees in the process of transmission and extrusion in the extruder, and partial plastic particles with large tooth diameters cannot be completely melted and molded after being transmitted through the extrusion space, so that the quality of an extruded plastic product is influenced;

2. the rotating speeds of the extrusion screws in the internal processing intervals of the existing partial extruder are the same, so that the time of plastic products passing through different processing intervals is the same, the time of integral production and processing is influenced, the state of plastic product processing in different intervals is also influenced, and the equipment processing quality is relatively general.

Therefore, an extruder for plastic production and processing needs to be designed to solve the problems.

Disclosure of Invention

The invention aims to provide an extruder for plastic production and processing, which aims to solve the problems that in the background technology, the sizes of plastic particles for controlling feeding are different, the softening and fusing degrees of the plastic particles with different sizes are different in the process of transmission and extrusion in the extruder, part of plastic particles with large tooth diameters cannot be completely melted and molded after being transmitted through an extrusion space, and the quality of extruded plastic products is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: the extruder for plastic production and processing is controlled to operate by a controller, and a workbench is fixedly arranged on the side surface of the controller;

the upper end of the workbench is fixedly provided with 3 groups of heaters at equal intervals, the upper ends of the heaters are fixedly provided with extrusion processing pipes, the extrusion processing pipes arranged in parallel are connected with each other through a connecting pipe, the side surface of the extrusion processing pipe on the left side is connected with a feeding pipe in a through mode, and the side surface of the extrusion processing pipe on the right side is connected with a discharging pipe in a through mode;

an extruder for plastic production processing, comprising:

the feeding hopper is arranged at the upper end of the feeding pipe in a penetrating mode, a surplus material recovery pipe is connected to the side face of the feeding hopper in a penetrating mode, the lower end of the surplus material recovery pipe is connected with a processing box, the lower end of the processing box is fixedly arranged on the upper surface of the extrusion processing pipe through a mounting seat, the upper end of the processing box is connected with the upper end of the feeding hopper through a feeding pipe and a guide inclined pipe, one side of the guide inclined pipe penetrates through the feeding pipe and is fixedly arranged at the side face of the feeding pipe, and the other side of the guide inclined pipe is correspondingly arranged at the opening position of the upper end of the feeding hopper;

the heating and heat-insulating pipe is sleeved and fixedly arranged outside the treatment box, and the front side surface of the heating and heat-insulating pipe is mutually connected with the front side surface of the heater corresponding to the lower end of the heating and heat-insulating pipe through a heat transmission pipe;

the driving shaft rod is rotatably installed at the middle position inside the feeding pipe, the side face of the driving shaft rod is fixedly connected with an extrusion spiral rod piece, the extrusion spiral rod piece is rotatably arranged at the middle position inside the 3 groups of extrusion processing pipes, meanwhile, the extrusion spiral rod piece is rotatably installed on the side face of the gearbox, and the gearbox is fixedly arranged inside the connecting pipe.

Preferably, the feeding hopper is internally provided with a flow guide block and a threaded shaft rod:

the device comprises a feeding hopper, a flow guide block, a flow guide plate and a control device, wherein the feeding hopper is arranged in the feeding hopper, the flow guide block is fixedly arranged on the inner side wall of the feeding hopper, a built-in chute is arranged inside the right side of the flow guide block, and an electronic valve is fixedly installed inside the built-in chute in an embedded mode;

the screw thread shaft lever is rotatably installed on the left side surface of the inner side of the feeding hopper, a linear sliding rod is fixedly connected to the right side surface of the inner portion of the feeding hopper, a screening frame is sleeved outside the screw thread shaft lever and the linear sliding rod, and a screen is fixedly embedded in the inner portion of the upper surface of the screening frame.

Preferably, constitute clout recycle structure between clout recovery tube, processing case, material loading pipe, guide pipe chute and the feeding hopper, and the inside lower surface of handling the case is slope column structure to handle incasement portion and absorb the heat that utilizes the operation of lower extreme heater through heating insulating tube and heat transmission pipe, clout recycle structure can be with the large granule plastics transmission of screening in the feeding hopper to handling the inside broken processing of incasement portion, and the plastic granules after the breakage is carried to the inside of feeding hopper through transmission structure again.

Preferably, the inside right side position of handling the case rotates and installs spiral material loading pole, just the inside intermediate position of handling the case rotates and installs crushing pole to the fixed bottom gear that is provided with of lower extreme of crushing pole, simultaneously the lower extreme and the transmission shaft pole fixed connection that corresponds of spiral material loading pole and crushing pole, through transmission shaft pole control spiral material loading pole and crushing pole rotation, the plastic granules that can control in the processing case of spiral material loading pole rotation upwards transmits, and crushing pole rotation can be to the broken processing of the plastic granules that flows in the processing case.

Preferably, the inside of the gearbox is further provided with a cone-shaped driving gear and a transmission shaft:

the conical driving gear is rotatably installed at the left side position inside the gearbox, the right side position inside the gearbox is rotatably connected with a conical accelerating gear, and the conical driving gear and the conical accelerating gear are respectively and fixedly connected with the side surfaces of extrusion spiral rod pieces which are rotatably connected with the left side and the right side of the gearbox in a penetrating manner;

the transmission shaft lever is rotatably arranged in the middle of the inside of the gearbox, the upper end of the transmission shaft lever is connected with the extrusion processing pipe and the processing box in a penetrating and rotating mode, and the lower end of the transmission shaft lever is fixedly provided with a conical large gear and a conical small gear.

Preferably, the transmission shaft rod, the conical large gear and the conical small gear are fixed into an integrated structure, the side face of the conical large gear is in meshed connection with the conical accelerating gear, the side face of the conical small gear is in meshed connection with the conical driving gear, the part of gear transmission structure can control the extrusion screw rod connected to the right side to rotate in an accelerating mode, and the rotating speed of the extrusion screw rod in different intervals is adjusted.

Preferably, the crushing pole is in the inside of handling the case rotates and is provided with 3, and crisscross distribution between 3 crushing poles to the lower extreme of 3 crushing poles passes through bottom gear intermeshing and connects, and the crushing pole lower extreme and the transmission shaft pole fixed connection of intermediate position mesh transmission structure can control three groups of crushing poles synchronous rotations, supplementary broken processing of plastic granules in the completion handling case.

Preferably, the screening frame upper surface laminating sets up the lower surface at the water conservancy diversion piece, just the left side of screening frame constitutes the screw thread transmission structure with the screw thread axostylus axostyle, just the right side of screening frame constitutes the lateral sliding structure with the sharp slide bar, and operation motor control screw thread axostylus axostyle is positive reverse to be rotated, can control the horizontal reciprocating motion of screening frame through the screw thread transmission structure, realizes the effect to plastic granules screening in the feeding hopper.

Preferably, the built-in chute arranged in the guide block is communicated with the interior of the excess material recovery pipe, the upper end of the guide block is of an inclined surface structure, the central guide position of the guide block is vertically and correspondingly arranged with the screen at the lower end, the partial structure is convenient for guiding the distribution and flow direction of plastic particles in the feeding hopper, and the screened plastic particles can be recycled.

Compared with the prior art, the invention has the beneficial effects that: this extruder for plastics production and processing adopts neotype structural design for this device can be recycled to the plastic granules screening of processing, improves plastic products's production quality, and is provided with the fast structure of branch interval accuse in the device, and its time that can adjust whole plastics and extrude, with higher speed plastics production, its concrete content as follows:

1. the extruder for plastic production and processing is provided with a plastic particle screening and recycling structure, plastic particles are guided into a feeding hopper, a motor is operated to control the forward and reverse rotation of a threaded shaft rod, a screening frame and a screen mesh move transversely and reciprocally under the control action of a threaded transmission structure, the screen mesh can control the transverse screening of the plastic particles to isolate large-particle plastic, an electronic valve is controlled to be opened, the large-particle plastic is controlled to enter the inside of a processing box through a surplus material recycling pipe, the large-particle plastic is controlled to be crushed into small-particle crushed materials through the rotating crushing processing action of a crushing rod in the processing box, finally the recycled plastic particles are controlled to be conveyed upwards through a spiral feeding rod, so that the small-particle plastic enters the feeding hopper again through a material guide inclined pipe, the size of the plastic particles processed in the extruder can be kept, and the extrusion processing is assisted, the quality of the extrusion processing of the plastic product is improved;

2. this extruder is used in plastics production and processing, be provided with the variable speed and divide the processing structure of compartment, it transversely is provided with three groups to extrude the processing pipe, and three inboard rotations that extrude the processing pipe are all rotated and are connected with and extrude the screw member, the drive axostylus axostyle drives and extrudes the screw member and rotate, the screw member is extruded to leftmost extrusion rotates and drives two sets of screw members of extruding of right-hand member in proper order through the transmission of gearbox and rotate with higher speed, make the time that the plastic products setting stops when processing in the extrusion processing pipe interval of difference is different, production process with higher speed, improve the quality of plastic products production and processing simultaneously.

Drawings

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

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic front view of an extruded spiral rod of the present invention;

FIG. 4 is a front cross-sectional structural schematic view of the transmission of the present invention;

FIG. 5 is a front cross-sectional structural view of the deflector of the present invention;

FIG. 6 is a schematic view of the screening frame in elevation configuration according to the present invention;

FIG. 7 is a schematic sectional front view of the treating tank of the present invention;

fig. 8 is a front view of the crushing rod of the present invention.

In the figure: 1. a controller; 2. a work table; 3. a heater; 4. extruding and processing a pipe; 5. a connecting pipe; 6. a feed pipe; 7. a discharge pipe; 8. a feeding hopper; 9. a residual material recovery pipe; 10. a treatment tank; 11. a mounting seat; 12. feeding pipes; 13. a material guiding inclined pipe; 14. heating the heat preservation pipe; 15. a heat transfer pipe; 16. a drive shaft; 17. extruding a spiral rod piece; 18. a gearbox; 19. a bevel drive gear; 20. a conical acceleration gear; 21. a drive shaft; 22. a conical bull gear; 23. a tapered pinion gear; 24. a flow guide block; 25. a chute is arranged inside; 26. an electronic valve; 27. a threaded shaft; 28. a linear slide bar; 29. a screening rack; 30. screening a screen; 31. a screw feeding rod; 32. a breaking bar; 33. a bottom gear.

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. 1-8, the present invention provides a technical solution: an extruder for plastic production and processing is controlled to operate by a controller 1, and a workbench 2 is fixedly arranged on the side surface of the controller 1;

3 groups of heaters 3 are fixedly and equidistantly arranged at the upper end of the workbench 2, extrusion processing pipes 4 are fixedly arranged at the upper ends of the heaters 3, the extrusion processing pipes 4 which are arranged in parallel are mutually connected through a connecting pipe 5, the side surface of the extrusion processing pipe 4 on the left side is in through connection with a feeding pipe 6, and the side surface of the extrusion processing pipe 4 on the right side is in through connection with a discharging pipe 7;

an extruder for plastic production processing, comprising:

the feeding hopper 8 is installed at the upper end of the feeding pipe 6 in a penetrating mode, a surplus material recovery pipe 9 penetrates through the side face of the feeding hopper 8, the lower end of the surplus material recovery pipe 9 is connected with a processing box 10, the lower end of the processing box 10 is fixedly installed on the upper surface of the extrusion processing pipe 4 through an installation seat 11, the upper end of the processing box 10 is connected with the upper end of the feeding hopper 8 through a feeding pipe 12 and a guide inclined pipe 13, one side of the guide inclined pipe 13 penetrates through the side face of the feeding pipe 12 and is fixedly installed at the side face of the feeding pipe 12, and the other side of the guide inclined pipe 13 is correspondingly arranged at the opening position of the upper end of the feeding hopper 8;

a heating and heat-insulating pipe 14 fixedly installed outside the treatment tank 10 in a sleeving manner, and the front side surface of the heating and heat-insulating pipe 14 is connected with the front side surface of the heater 3 corresponding to the lower end through a heat transmission pipe 15;

the driving shaft lever 16 is rotatably installed at the middle position inside the feeding pipe 6, the side surface of the driving shaft lever 16 is fixedly connected with an extrusion screw rod member 17, the extrusion screw rod member 17 is rotatably arranged at the middle position inside the 3 groups of extrusion processing pipes 4, the extrusion screw rod member 17 is rotatably installed at the side surface of the gear box 18, and the gear box 18 is fixedly arranged inside the connecting pipe 5.

The inside of the hopper 8 in this example is also provided with a deflector block 24 and a threaded shaft 27: the guide block 24 is fixedly arranged on the inner side wall of the feeding hopper 8, a built-in chute 25 is formed in the right side of the guide block 24, and an electronic valve 26 is fixedly embedded in the built-in chute 25; the screw shaft rod 27 is rotatably arranged on the left side surface of the inner side of the feeding hopper 8, the right side surface of the inner part of the feeding hopper 8 is fixedly connected with the linear slide rod 28, the screening frame 29 is sleeved outside the screw shaft rod 27 and the linear slide rod 28, and the screen 30 is embedded and fixed on the inner part of the upper surface of the screening frame 29; a surplus material recycling structure is formed among the surplus material recycling pipe 9, the treatment box 10, the feeding pipe 12, the material guide inclined pipe 13 and the feeding hopper 8, the inner lower surface of the treatment box 10 is of an inclined structure, and heat generated by the operation of the lower end heater 3 is absorbed and utilized in the treatment box 10 through the heating and heat insulation pipe 14 and the heat transmission pipe 15; a spiral feeding rod 31 is rotatably arranged at the right side position in the treatment box 10, a crushing rod 32 is rotatably arranged at the middle position in the treatment box 10, a bottom gear 33 is fixedly arranged at the lower end of the crushing rod 32, and the lower ends of the spiral feeding rod 31 and the crushing rod 32 are fixedly connected with the corresponding transmission shaft rod 21; the crushing rods 32 are rotatably arranged in the treatment box 10 in 3 numbers, the 3 crushing rods 32 are distributed in a staggered manner, the lower ends of the 3 crushing rods 32 are meshed and connected with each other through a bottom gear 33, and the lower end of the middle crushing rod 32 is fixedly connected with the transmission shaft rod 21; the upper surface of the screening frame 29 is arranged on the lower surface of the flow guide block 24 in a fitting manner, the left side of the screening frame 29 and the threaded shaft rod 27 form a threaded transmission structure, and the right side of the screening frame 29 and the linear slide rod 28 form a transverse sliding structure; a built-in chute 25 arranged in the guide block 24 is communicated with the interior of the excess material recovery pipe 9, the upper end of the guide block 24 is in an inclined plane structure, and the central guide position of the guide block 24 is vertically and correspondingly arranged with a screen 30 at the lower end;

controlling plastic particles to enter the feeding hopper 8, enabling the plastic particles to enter the upper end of the screen 30 under the flow guiding effect of the flow guiding block 24, operating the motor to control the threaded shaft rod 27 to rotate in the forward and reverse directions, driving the screening frame 29 to move transversely and reciprocally under the threaded rotation effect of the threaded shaft rod 27, controlling the screen 30 to move transversely by the screening frame 29, screening the plastic particles at the upper end through the screen 30, enabling small plastic particles to enter the bottom position of the feeding hopper 8, isolating the large plastic particles at the upper end of the screen 30, realizing the material screening effect, controlling the electronic valve 26 in the built-in chute 25 to be opened after screening, enabling the isolated large plastic particles on the screen 30 to slide obliquely to enter the interior of the surplus material recycling pipe 9 under the guiding effect of the built-in chute 25, controlling the plastic particles to enter the processing box 10 at the lower end by the surplus material recycling pipe 9, and enabling the ground inside the processing box 10 to be in an inclined structure, the material slides to the right side under the effect of the inclined plane, when large particle plastics contact with the crushing rods 32 distributed at the middle position of the treatment box 10 (the crushing rods 32 synchronously rotate under the meshing action of the bottom gears 33 meshed at the lower ends, and the driving structure in the extruder controls the transmission shaft rod 21 arranged at the upper end in a penetrating way to correspondingly rotate in the running process, the transmission shaft rod 21 controls the bottom gear 33 at the middle position to rotate, so that the transmission action on the crushing rods 32 is completed), under the rotating crushing action of the rotating crushing rods 32, the large particle plastics are crushed into small particle plastics, the small particle plastics continuously slide to the lower side, when the crushed small particle plastics are accumulated at the right side position in the treatment box 10, the small particle plastics are controlled to be conveyed upwards under the transmission action of the rotating spiral feeding rod 31 (the spiral feeding rod 31 synchronously rotates under the rotating action of the transmission shaft rod 21 corresponding to the lower end, the small plastic particles are conveyed upwards through the feeding pipe 12 and move, finally the small plastic particles enter the interior of the material guiding inclined pipe 13 connected with the upper end, the material guiding inclined pipe 13 is obliquely arranged, the small plastic particles arranged in the material guiding inclined pipe slide towards the lower side and enter the feeding hopper 8 again, the small plastic particles enter the interior of the feeding pipe 6 at the lower end under the re-screening action of the screening frame 29 and the screen 30, and the plastic production and processing are completed through the extruder.

The interior of the gearbox 18 is also provided with a bevel drive gear 19 and a drive shaft 21: the conical driving gear 19 is rotatably installed at the left side position inside the gearbox 18, the conical accelerating gear 20 is rotatably connected at the right side position inside the gearbox 18, and the conical driving gear 19 and the conical accelerating gear 20 are respectively and fixedly connected with the side surfaces of the extrusion spiral rod pieces 17 which are rotatably connected with the left side and the right side of the gearbox 18 in a penetrating manner; the transmission shaft lever 21 is rotatably arranged at the middle position in the gearbox 18, the upper end of the transmission shaft lever 21 is in penetrating and rotating connection with the extrusion processing pipe 4 and the processing box 10, and the lower end of the transmission shaft lever 21 is fixedly provided with a conical large gear 22 and a conical small gear 23; the transmission shaft lever 21, the conical large gear 22 and the conical small gear 23 are fixed into an integrated structure, the side surface of the conical large gear 22 is meshed with the conical accelerating gear 20, and the side surface of the conical small gear 23 is meshed with the conical driving gear 19;

the operation of a motor is controlled by a controller 1, the motor drives a driving shaft lever 16 at an output end to rotate, the driving shaft lever 16 and extrusion spiral rods 17 corresponding to the side surfaces rotate synchronously, the extrusion spiral rods 17 are rotatably arranged in the extrusion processing pipe 4, under the rotation transmission action of the extrusion spiral rods 17, plastic particles sequentially pass through three extrusion processing pipes 4 which are distributed in parallel, the extrusion spiral rods 17 correspondingly arranged in three groups of extrusion processing pipes 4 have different corresponding rotating speeds under the transmission action of a gearbox 18, the extrusion spiral rods 17 are penetratingly connected and arranged on the side surface of the gearbox 18, the extrusion spiral rods 17 on the left side drive a conical driving gear 19 fixed on the side surface to rotate synchronously at the same speed in the rotating process, the side surface of the conical driving gear 19 is meshed and connected with the side surface of a conical pinion 23, and the conical pinion 23 is controlled to rotate at an accelerated speed under the action of a meshing transmission structure, the conical pinion 23 is fixedly connected with the conical bull gear 22, and can control the conical bull gear 22 to synchronously rotate at the same speed (the conical bull gear 22 and the conical pinion 23 are mutually and fixedly connected with a transmission shaft rod 21 which is in a penetrating connection with the upper end, the transmission shaft rod 21 can be controlled to synchronously rotate in the accelerating transmission process, two groups of transmission shaft rods 21 control a crushing rod 32 and a spiral feeding rod 31 which are correspondingly connected with the upper end to synchronously rotate), meanwhile, the side surface of the conical bull gear 22 is meshed with the side surface of the conical accelerating gear 20, the conical accelerating gear 20 is controlled to correspondingly rotate under the action of a meshing transmission structure, the conical accelerating gear 20 is fixedly connected with the side surface of an extrusion screw rod 17 which is in a penetrating rotation with the right side of the gearbox 18, under the action of the part of the transmission structure, the extrusion screw rod 17 on the right side can be controlled to correspondingly accelerate and rotate correspondingly in three groups of extrusion screw rods 17 which are distributed in parallel, so that the three groups of extrusion screw rods 4 sequentially accelerate and rotate, the time of regulation and control plastics extrusion processing, the completion extrusion processing production that supplementary plastics add, the plastic granules correspond in the inside rotation processing's of extrusion processing pipe 4 in-process, fuse fast under the heating effect of the heater 3 that the extrusion processing pipe 4 lower extreme corresponds and set up, the efficiency of plastics extrusion processing is further improved (the first group heater 3 side is through-connected with heating insulating tube 14 side through heat transmission pipe 15, can make the heat that heater 3 produced transmit to the inside of heating insulating tube 14 under the effect of through-structure, and transmit to the inside left side position of handling case 10 through heating insulating tube 14, heat the large granule plastics of handling the inside left side displacement transmission of case 10 and soften, thereby be convenient for later stage broken pole 32 to carry out crushing processing to large granule plastics), the plastic granules are finally outwards discharged through arranging material pipe 7 after the inside processing of extruder, the extrusion process is completed.

The working principle is as follows: when the device is used, according to the structure shown in the figures 1-8, plastic particles are thrown into the feeding hopper 8, the plastic particles are controlled to be distributed at the upper end position of the screen 30 under the guiding action of the flow guide block 24 arranged in the feeding hopper 8, the screw shaft rod 27 is controlled to rotate in the forward and reverse directions through the driving structure, the empty box screening frame 29 and the screen 30 move in a transverse reciprocating way under the action of the screw transmission structure, the screen 30 can screen the plastic particles distributed at the upper end in the transverse moving process, the large plastic particles are isolated at the upper end of the screen 30, the electronic valve 26 is controlled to be opened, so that the large plastic particles slide downwards through the built-in chute 25 to enter the interior of the surplus material recovery pipe 9, the plastic particles enter the interior of the treatment box 10 through the surplus material recovery pipe 9, the crushing treatment is carried out under the rotating action of the crushing rod 32 in the treatment box 10, and the plastic particles are controlled to be conveyed upwards under the rotating action of the spiral material feeding rod 31 in the treatment box 10, the plastic particles in the feeding inclined tube 13 enter the feeding hopper 8 again, the circulation is performed in such a way that the size of the plastic particles entering the feeding tube 6 in the feeding hopper 8 is controlled, the subsequent plastic extrusion processing production is assisted, the plastic particles in the feeding tube 6 enter the extrusion processing tube 4 corresponding to the side surface, the extrusion processing operation of the plastic is completed under the rotating action of the extrusion spiral rod members 17 corresponding to the inside and under the heating action of the heater 3 corresponding to the lower end of the extrusion processing tube 4, the three extrusion spiral rod members 17 corresponding to the three extrusion processing tubes 4 in the three groups have different rotating speeds under the control action of the gearbox 18, the three extrusion spiral rod members 17 can be controlled to rotate at an accelerated speed in sequence, and the plastic particles are controlled to complete the extrusion processing production quickly.

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 extruder for plastic production and processing is controlled to operate by a controller, and a workbench is fixedly arranged on the side surface of the controller;

it is characterized by comprising:

2. The extruder as claimed in claim 1, wherein the extruder further comprises: the inside of hopper still is provided with water conservancy diversion piece and screw shaft pole:

3. The extruder as claimed in claim 1, wherein the extruder further comprises: the waste recycling structure is formed among the waste recycling pipe, the processing box, the feeding pipe, the material guide inclined pipe and the feeding hopper, the inner lower surface of the processing box is of an inclined structure, and heat generated by operation of the lower end heater is absorbed and utilized by the heating insulation pipe and the heat transmission pipe in the processing box.

4. The extruder as claimed in claim 3, wherein the extruder further comprises: the inside right side position of handling the case rotates and installs spiral material loading pole, just the inside intermediate position of handling the case rotates and installs crushing pole to the lower extreme of crushing pole is fixed and is provided with the bottom gear, simultaneously the lower extreme and the transmission shaft pole fixed connection that corresponds of spiral material loading pole and crushing pole.

5. The extruder as claimed in claim 1, wherein the extruder further comprises: the inside of gearbox still is provided with cone drive gear and transmission axostylus axostyle:

6. The extruder as claimed in claim 5, wherein the extruder further comprises: the transmission shaft lever, the conical large gear and the conical small gear are fixed into an integrated structure, the side face of the conical large gear is meshed with the conical accelerating gear, and the side face of the conical small gear is meshed with the conical driving gear.

7. The extruder for plastic production and processing as claimed in claim 4, wherein: the crushing pole is in the inside of handling the case rotates and is provided with 3, and crisscross distribution between 3 crushing poles to the lower extreme of 3 crushing poles passes through bottom gear intermeshing and connects, and the crushing pole lower extreme and the transmission shaft pole fixed connection of intermediate position.

8. The extruder as claimed in claim 2, wherein the extruder further comprises: the screening frame upper surface laminating sets up the lower surface at the water conservancy diversion piece, just the left side of screening frame constitutes the screw thread transmission structure with the screw thread axostylus axostyle, just the right side of screening frame constitutes lateral sliding structure with the sharp slide bar.

9. The extruder as claimed in claim 8, wherein: the inner chute arranged in the guide block is communicated with the inner part of the excess material recovery pipe, the upper end of the guide block is of an inclined plane structure, and the central guide position of the guide block and the screen at the lower end are arranged in an up-and-down corresponding mode.