阅读说明：本技术 一种塑料改性工艺用可调节直径的双螺杆塑化挤出机 (Diameter-adjustable double-screw plasticizing extruder for plastic modification process ) 是由 张枫 于 2019-11-23 设计创作，主要内容包括：本发明公开了一种塑料改性工艺用可调节直径的双螺杆塑化挤出机,包括机器本体,所述机器本体的底端设有机器支座,所述机器支座的侧端均设有安装块,所述机器支座的顶部一端设有排出槽,所述机器支座的顶端中部设有储料仓,所述储料仓的一侧设有出料管,所述储料仓的顶端设有挤出仓,所述挤出仓的内层设有冷却液通管,所述挤出仓的内壁设有内置油槽,所述挤出仓的内侧中端设有挤压螺杆,所述挤压螺杆的中端设有平行双螺杆,该筒体和螺杆都采用塑机专用合金,表面的清洁度十分的高,减小了塑料推进时的摩擦阻力,同时也便于换色清理,加上该装置内部环境所设计为的是相对真空的,这些都是高要求塑料挤出生产的必要条件。(The invention discloses a diameter-adjustable double-screw plasticizing extruder for a plastic modification process, which comprises a machine body, wherein a machine support is arranged at the bottom end of the machine body, mounting blocks are arranged at the side ends of the machine support, a discharge groove is arranged at one end of the top of the machine support, a storage bin is arranged in the middle of the top end of the machine support, a discharge pipe is arranged at one side of the storage bin, an extrusion bin is arranged at the top end of the storage bin, a cooling liquid through pipe is arranged at the inner layer of the extrusion bin, a built-in oil groove is arranged on the inner wall of the extrusion bin, an extrusion screw is arranged at the middle end of the inner side of the extrusion bin, parallel double screws are arranged at the middle end of the extrusion screw, the cylinder body and the screw are made of plastic machine special alloy, the cleanliness of the surface is very high, the friction resistance during plastic propulsion is reduced, the color changing and the cleaning are convenient, and the internal environment, these are all requirements for the extrusion production of demanding plastics.)

1. The utility model provides a plastics modification process is with double screw plastify extruder of adjustable diameter, including machine body (1), extrude storehouse (2), extrusion screw (3), discharging pipe (4), machine support (5), installation piece (6), discharge tank (7), storage silo (8), heating panel (9), feed cylinder (10), transmission shaft (11), controller (12), row's hopper (13), feeding funnel (14), siphunculus (15), logical liquid case (16), motor power (17), parallel double screw (18), regulating spindle (19), coolant liquid siphunculus (20) and built-in oil groove (21), its characterized in that: the machine is characterized in that the machine support (5) is arranged at the bottom end of the machine body (1), the mounting blocks (6) are arranged at the side ends of the machine support (5), the discharge groove (7) is arranged at one end of the top of the machine support (5), the storage bin (8) is arranged in the middle of the top end of the machine support (5), the discharge pipe (4) is arranged at one side of the storage bin (8), the extrusion bin (2) is arranged at the top end of the storage bin (8), the cooling liquid through pipe (20) is arranged in the inner layer of the extrusion bin (2), the built-in oil groove (21) is arranged on the inner wall of the extrusion bin (2), the extrusion screw (3) is arranged at the middle end of the inner side of the extrusion bin (2), the parallel double screws (18) are arranged at the middle end of the extrusion screw (3), and the adjusting shaft (19) is arranged at one side of the extrusion screw, the one end middle part in extrusion storehouse (2) is equipped with heating panel (9), the top in extrusion storehouse (2) is equipped with lead to liquid case (16), the top one side that leads to liquid case (16) is equipped with siphunculus (15), the other end of siphunculus (15) is equipped with go up hopper (14), the middle part one side of going up hopper (14) is equipped with arrange hopper (13), the bottom of going up hopper (14) is equipped with feed cylinder (10), one side end of feed cylinder (10) is equipped with transmission shaft (11), the opposite side of transmission shaft (11) is equipped with controller (12), the one end of feed cylinder (10) is equipped with power motor (17).

2. The adjustable diameter twin-screw plasticating extruder for plastic modification processes as claimed in claim 1, wherein: the feeding hopper (14) is made of stainless steel materials, the feeding hopper (14) is connected with the feeding cylinder (10) through a connecting flange, a stirring motor is arranged at the bottom end of the feeding cylinder (10), and a stirring rod is arranged inside the feeding cylinder (10).

3. The adjustable diameter twin-screw plasticating extruder for plastic modification processes as claimed in claim 1, wherein: the machine support is characterized in that a plurality of shock absorption seats are arranged inside the bottom end of the machine support (5), the shock absorption seats are formed by hydraulic shock absorption rods and springs, fixing screw rods are arranged on the installation blocks (6), and the fixing screw rods are connected with the installation blocks (6) through threads through flat pads.

4. The adjustable diameter twin-screw plasticating extruder for plastic modification processes as claimed in claim 1, wherein: the machine support (5) is fixedly connected with the machine body (1), the mounting blocks (6) are fixedly connected with the machine support (5), and the number of the mounting blocks (6) is six.

5. The adjustable diameter twin-screw plasticating extruder for plastic modification processes as claimed in claim 1, wherein: the liquid passing box (16) is fixedly connected with the extrusion bin (2), a plurality of liquid passing pipes are arranged at the top end of the liquid passing box (16), and the liquid passing box (16) is communicated with the feeding hopper (14) through the liquid passing pipes (15).

6. The adjustable diameter twin-screw plasticating extruder for plastic modification processes as claimed in claim 1, wherein: the extrusion screw (3) is embedded in the extrusion bin (2), and the adjusting shaft (19) is in transmission connection with the extrusion screw (3) through a gear in the extrusion bin.

7. The adjustable diameter twin-screw plasticating extruder for plastic modification processes as claimed in claim 1, wherein: the transmission shaft (11) is connected with the power motor (17) through a belt transmission, and the controller (12) is electrically connected with the power motor (17) through a sensor.

8. The adjustable diameter twin-screw plasticating extruder for plastic modification processes as claimed in claim 1, wherein: the heat dissipation plate (9) is embedded in the extrusion bin (2), and the cooling liquid through pipe (20) is tightly arranged on the inner layer of the extrusion bin (2).

The technical field is as follows:

the invention relates to the technical field of plasticizing extruders, in particular to a diameter-adjustable double-screw plasticizing extruder for a plastic modification process.

Background art:

the plastic modification is a relatively broad concept, and the original performance of the resin is improved or improved by physical, chemical, mechanical and other ways, which is called plastic modification, the application range of the plastic modification is wide, and in the plastic modification process, a double-screw plastic extruder is a high-quality and high-efficiency plastic extrusion device; and present twin-screw plastify extruder, most all are fixed diameter formula, can't realize the adjustable of diameter, the shearing block is too much, increase the material shearing heat for a short time, the physical properties descends, the chemical properties can not reach the requirement, and in the plastify extrusion process, in order to improve extrusion efficiency or more dismouting component of being convenient for, the fixed diameter of twin-screw, make this working process too troublesome again, the feed cylinder is the core part of extruder, all there is very big frictional resistance in hopper and the screw rod, make the device wearing and tearing too big, and carbon deposit commonly used and rust stifled phenomenon in the through-hole in the barrel, and present ordinary twin-screw extruder is when changing the colour, need clear the machine with a large amount of clear quick-witted materials, and artificial washing, waste time is extravagant raw and other materials again, the use is not convenient for.

Therefore, how to design a diameter-adjustable double-screw plasticizing extruder for a plastic modification process becomes a problem to be solved currently.

The invention content is as follows:

the invention aims to overcome the defects of the prior art and provide a double-screw plasticizing extruder with adjustable diameter for a plastic modification process so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a double-screw plasticizing extruder with adjustable diameter for a plastic modification process comprises a machine body, an extrusion bin, an extrusion screw, a discharging pipe, a machine support, an installation block, a discharge groove, a storage bin, a heat dissipation plate, a feeding cylinder, a transmission shaft, a controller, a discharge hopper, a feeding hopper, a through pipe, a liquid passing box, a power motor, parallel double screws, an adjusting shaft, a cooling liquid through pipe and a built-in oil groove, wherein the machine support is arranged at the bottom end of the machine body, the installation block is arranged at the side end of the machine support, the discharge groove is arranged at one end of the top of the machine support, the storage bin is arranged in the middle of the top end of the machine support, the discharging pipe is arranged at one side of the storage bin, the extrusion bin is arranged at the top end of the storage bin, the cooling liquid through pipe is arranged at the inner layer of the extrusion bin, the built-in, the inboard middle-end in extrusion storehouse is equipped with extrusion screw, extrusion screw's middle-end is equipped with parallel double screw, one side of extrusion screw is equipped with the regulating spindle, the one end middle part in extrusion storehouse is equipped with the heating panel, the top in extrusion storehouse is equipped with lead to the liquid case, the top one side that leads to the liquid case is equipped with the siphunculus, the other end of siphunculus is equipped with the feeding funnel, middle part one side of feeding funnel is equipped with arrange the hopper, the bottom of feeding funnel is equipped with a feeding section of thick bamboo, a side end of a feeding section of thick bamboo is equipped with the transmission shaft, the opposite side of transmission shaft is equipped with the controller, the one end of a feeding section of thick bamboo is equipped with motor power.

As a preferable technical scheme of the invention, the feeding hopper is made of stainless steel materials, the feeding hopper is connected with the feeding cylinder through a connecting flange, the bottom end of the feeding cylinder is provided with a stirring motor, and a stirring rod is arranged inside the feeding cylinder.

As a preferred technical scheme of the invention, a plurality of shock absorbing seats are arranged inside the bottom end of the machine support, the shock absorbing seats are formed by hydraulic shock absorbing rods and springs, and the mounting block is provided with a fixing screw rod which is connected with the mounting block through a flat pad through threads.

As a preferable technical solution of the present invention, the machine support is fixedly connected to the machine body, the mounting blocks are fixedly connected to the machine support, and the number of the mounting blocks is six.

As a preferable technical scheme of the present invention, the liquid passing box is fixedly connected to the extrusion bin, and a plurality of liquid passing pipes are arranged at the top end of the liquid passing box, and the liquid passing box is communicated with the feeding hopper through the liquid passing pipes.

As a preferred technical solution of the present invention, the extrusion screw is embedded in the extrusion chamber, and the adjusting shaft is in transmission connection with the extrusion screw through a gear inside the extrusion chamber.

As a preferred technical scheme of the present invention, the transmission shaft is in transmission connection with the power motor through a belt, and the controller is electrically connected with the power motor through a sensor.

As a preferable technical solution of the present invention, the heat dissipation plate is embedded in the extrusion chamber, and the coolant pipe is closely disposed in an inner layer of the extrusion chamber.

The invention has the beneficial effects that:

the method has the advantages that: this plastics modification process is with double screw plastify extruder of adjustable diameter is through the parallel double screw component that designs into, the device is extruding the parallel double screw extrusion axle that the middle part in storehouse set up to, the skew is too big when can reducing the screw rod and rotate, reduce the loss of pivot energy consumption, and be equipped with gear drive between the double screw and connect, through the regulating spindle that sets up, can drive the rotation of gear, make two screws be in the position that changes relatively, thereby change the diameter of double screw, make the device can be more convenient use.

The method has the advantages that: this plastics modification process is with double screw plastify extruder of adjustable diameter is through the coolant liquid siphunculus and the built-in oil groove that set up, and the device is provided with the liquid siphunculus in the inlayer of extruding the storehouse for the coolant liquid can be more comprehensive sufficient act on the device, makes the device be unlikely to appear the subcooling and also be unlikely to appear overheated, what built-in oil groove adopted is multichannel oil cooling system, can reduce the long-pending charcoal and the rust stifled phenomenon of barrel cooling hole again, can improve the life of device.

The method has the advantages that: the diameter-adjustable double-screw plasticizing extruder for the plastic modification process is characterized in that a liquid passing box is arranged, cleaning materials can be automatically configured in the liquid passing box, a built-in cleaning spray head can be improved to automatically clean, cleaning liquid can be discharged from discharge holes such as a discharge groove, a special alloy for the plastic extruder is adopted for a barrel body and a screw, the surface cleanliness is very high, the friction resistance during plastic propulsion can be greatly reduced, color changing and cleaning are convenient, and the internal environment of the device is designed to be relatively vacuum, so that the requirements for high-requirement plastic extrusion production are necessary.

Description of the drawings:

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

FIG. 2 is a schematic view of a portion of the extrusion screw of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a portion of the extrusion chamber of FIG. 1 according to the present invention;

in the figure: 1. the machine comprises a machine body, 2, an extrusion bin, 3, an extrusion screw, 4, a discharge pipe, 5, a machine support, 6, an installation block, 7, a discharge groove, 8, a storage bin, 9, a heat dissipation plate, 10, a feeding cylinder, 11, a transmission shaft, 12, a controller, 13, a discharge hopper, 14, a feeding hopper, 15, a through pipe, 16, a liquid through box, 17, a power motor, 18, parallel double screws, 19, an adjusting shaft, 20, a cooling liquid through pipe, 21 and a built-in oil groove.

The specific implementation mode is as follows:

the following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention more readily understood by those skilled in the art, and thus will more clearly and distinctly define the scope of the invention.

Example 1: referring to fig. 1-3, the present invention provides a technical solution: a double-screw plasticizing extruder with adjustable diameter for a plastic modification process comprises a machine body 1, an extrusion bin 2, an extrusion screw 3, a discharge pipe 4, a machine support 5, a mounting block 6, a discharge groove 7, a storage bin 8, a heat dissipation plate 9, a feeding barrel 10, a transmission shaft 11, a controller 12, a discharge hopper 13, a feeding hopper 14, a through pipe 15, a liquid through box 16, a power motor 17, parallel double screws 18, an adjusting shaft 19, a cooling liquid through pipe 20 and a built-in oil groove 21, wherein the bottom end of the machine body 1 is provided with the machine support 5, the side ends of the machine support 5 are respectively provided with the mounting block 6, one end of the top of the machine support 5 is provided with the discharge groove 7, the middle part of the top end of the machine support 5 is provided with the storage bin 8, one side of the storage bin 8 is provided with the discharge pipe 4, the top end of the storage bin 8 is provided with the extrusion bin 2, the inner layer of the extrusion, the inboard middle-end in extrusion storehouse 2 is equipped with extrusion screw 3, extrusion screw 3's middle-end is equipped with parallel twin-screw 18, one side of extrusion screw 3 is equipped with regulating shaft 19, the one end middle part in extrusion storehouse 2 is equipped with heating panel 9, the top in extrusion storehouse 2 is equipped with logical liquid case 16, top one side that leads to liquid case 16 is equipped with siphunculus 15, the other end of siphunculus 15 is equipped with feeding funnel 14, middle part one side of feeding funnel 14 is equipped with row hopper 13, the bottom of feeding funnel 14 is equipped with feeding section of thick bamboo 10, a side end of feeding section of thick bamboo 10 is equipped with transmission shaft 11, the opposite side of transmission shaft 11 is equipped with controller 12, the one end of feeding section.

The feeding hopper 14 is made of stainless steel materials, the feeding hopper 14 is connected with the feeding cylinder 10 through a connecting flange, a stirring motor is arranged at the bottom end of the feeding cylinder 10, and a stirring rod is arranged inside the feeding cylinder 10.

The inside a plurality of shock mount that is equipped with of machine support 5's bottom, the shock mount adopts hydraulic shock attenuation pole and spring to constitute, is equipped with clamping screw on the installation piece 6, and clamping screw passes through the flat pad and links to each other through the screw thread with installation piece 6.

Machine support 5 and machine body 1 fixed connection, installation piece 6 and machine support 5 fixed connection, and the quantity of installation piece 6 is six, and the extruder of being convenient for stable work and installation are fixed.

Lead to liquid case 16 with extrude storehouse 2 fixed connection, and lead to the top of liquid case 16 and be provided with a plurality of liquid siphunculuss to lead to liquid case 16 and feed hopper 14 and pass through siphunculus 15 intercommunication, be convenient for the device's cooling and completion of cleaning work.

The extrusion screw 3 is embedded in the extrusion bin 2, and the adjusting shaft 19 is in transmission connection with the extrusion screw 3 through a gear inside the extrusion bin, so that the diameter between the double screws can be adjusted.

The transmission shaft 11 is connected with the power motor 17 through the arranged belt transmission, and the controller 12 is electrically connected with the power motor 17 through a sensor, so that the control operation is convenient.

The heat dissipation plate 9 is embedded in the extrusion bin 2, and the cooling liquid through pipe 20 is tightly arranged on the inner layer of the extrusion bin 2, so that the device can always keep a state of being not overheated or overcooled, and the use efficiency of the device is improved.

The device is a double-screw plasticizing extruder with adjustable diameter for a plastic modification process, and comprises a machine body 1, an extrusion bin 2, an extrusion screw 3, a discharge pipe 4, a machine support 5, a mounting block 6, a discharge groove 7, a storage bin 8, a heat dissipation plate 9, a feed cylinder 10, a transmission shaft 11, a controller 12, a discharge hopper 13, a feeding hopper 14, a through pipe 15, a liquid through box 16, a power motor 17, parallel double screws 18, an adjusting shaft 19, a cooling liquid through pipe 20 and a built-in oil groove 21, wherein the whole device is properly detected, the stability of each component is checked, the machine body 1 is stably placed at a proper use position by the machine support 5, the mounting block 6 is used for fastening bolts, then a stable current power supply is provided for the device, the controller 12 is used for performing specified setting of the device, and feeding is performed by the feeding hopper 14, the raw materials push behind the feed cylinder 10 and extrude in storehouse 2, adjust the diameter of parallel twin-screw 18 through regulating spindle 19, parallel twin-screw 18 can the efficient extrusion product, later throw into out in the feed bin 8, in extruding the in-process, the configuration that can be by oneself is washd in this logical liquid case 16, and can improve built-in washing shower nozzle and carry out automatic washing, and the internals and the screw rod of device all adopt the special alloy of plastic machine, the cleanliness on surface is very high, frictional resistance when plastics impeld can have been reduced greatly, also be convenient for simultaneously change look clearance, this is exactly the device's user mode.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.