CN218876225U

CN218876225U - Double-screw extruder

Info

Publication number: CN218876225U
Application number: CN202222772007.8U
Authority: CN
Inventors: 李星辰; 郭婉玉
Original assignee: Sichuan Zhongjiase Masterbatch Co ltd
Current assignee: Sichuan Zhongjiase Masterbatch Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-04-18
Anticipated expiration: 2032-10-20

Abstract

The utility model discloses a double screw extruder relates to color masterbatch production technical field. The double-screw extruder comprises a support, wherein a material extruding mechanism is arranged at the top of the support, a heat preservation mechanism and a material storage barrel are arranged right above the material extruding mechanism, a discharging template is arranged on the right side of the material extruding mechanism, and a plurality of groups of discharging holes are formed in the discharging template. This twin-screw extruder can keep warm the effect to it when the raw materials is extruded by the heating through heat preservation mechanism, it is inhomogeneous and the device heat preservation effect is poor to have solved current twin-screw extruder heating when using, lead to the raw materials heat dissipation to cause the extrusion efficiency low too soon, and then the influence extrudes the quality of masterbatch and causes the problem of the loss of cost, improved the extrusion efficiency of raw materials, promoted the practicality of device, practiced thrift the energy and cost, be favorable to the popularization and the use of device.

Description

Double-screw extruder

Technical Field

The utility model relates to a color masterbatch production technical field, in particular to double screw extruder.

Background

Double screw extruder need be used to the in-process of color masterbatch production, but current double screw extruder heats inhomogeneous and the device heat preservation effect is poor when using, lead to the raw materials heat dissipation to cause the extrusion inefficiency too soon, and then influence the quality of extruding the color masterbatch and the loss that causes the cost, simultaneously, two screws in the current double screw extruder if not tight cooperation, and through a plurality of power unit not only the energy of wasting but also produce easily and rotate poorly, be unfavorable for production, for this reason, we propose a double screw extruder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a double screw extruder, can solve current double screw extruder thermal insulation effect difference and lead to influencing raw materials for production quality and current double screw extruder and easily cause the extravagant problem of the energy.

In order to achieve the above object, the utility model provides a following technical scheme: a double-screw extruder comprises a bracket, wherein the top of the bracket is provided with an extruding mechanism, a heat preservation mechanism and a material storage barrel are arranged right above the extruding mechanism, and the right side of the extruding mechanism is provided with a blanking template;

the top fixed mounting of support has the material extruding cylinder, and one side fixed surface of material extruding cylinder installs the second motor, and one side surface rotation of second motor installs the action wheel, and one side surface rotation of material extruding cylinder installs two sets of follow driving wheels, and one side inner wall rotation of material extruding cylinder installs two sets of screws.

Preferably, crowded material mechanism includes crowded feed cylinder, second motor, action wheel, follows driving wheel, bull stick and screw rod, and the output shaft of second motor passes through shaft coupling and action wheel fixed connection, and the action wheel meshes with two sets of follow driving wheels mutually, and two sets of rotation axes of following the driving wheel run through one side of crowded feed cylinder and two sets of screw rod fixed connection, and the inside of two sets of screw rods respectively is provided with a set of bull stick, and the inside of bull stick is provided with battery and heating rod.

Preferably, the heat preservation mechanism includes the water tank, the water injection lid, the electric bar, a water pump, inlet tube and outlet pipe, the top fixed mounting of crowded feed cylinder has the water tank, the top fixed mounting of water tank has the water injection lid, the water injection lid communicates with each other with the inside of water tank, the inboard bottom fixed mounting of water tank has electric bar and water pump, the inside a set of pipeline that respectively is provided with in the front and back side of crowded feed cylinder, each fixed mounting of front and back side outer surface of water tank has inlet tube and outlet pipe, the one end of two sets of inlet tubes respectively communicates with each other with the one end of two sets of pipelines, the other end of two sets of inlet tubes respectively runs through the front and back side of water tank and is connected with the output of water pump, the one end of two sets of outlet pipes respectively communicates with each other end of two sets of pipelines, the other end of two sets of outlet pipes respectively extends to the inside of water tank and communicates with each other.

Preferably, one side outer fixed surface of storage cylinder installs first motor, and one side inner wall of storage cylinder rotates installs the puddler, and the output shaft of first motor passes through shaft coupling and puddler fixed connection, has reached and has carried out abundant crushing with the effect that heats more fully to the raw materials before extruding.

Preferably, the inboard bottom fixed mounting of storage section of thick bamboo has the guide plate, has seted up the spout in the guide plate, and slidable mounting has the baffle in the spout, has reached and to have guaranteed the effect that gets into the crushing degree of the raw materials of crowded feed cylinder before extruding.

Preferably, the blanking template is fixedly arranged on the outer surface of the other side of the extrusion cylinder, and a plurality of groups of lower die holes are formed in the blanking template, so that the raw materials can be extruded and molded conveniently.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) This double screw extruder can keep warm the effect to it when the raw materials is extruded by the heating through heat preservation mechanism, and it is inhomogeneous and the device keeps warm the effect poor to have solved current double screw extruder heating when using, leads to the raw materials heat dissipation to cause the extrusion efficiency low too fast, and then influences the quality of extruding the color masterbatch and the problem that causes the loss of cost, has improved the extrusion efficiency of raw materials, has promoted the practicality of device.

(2) This double screw extruder can carry out the operation of twin-screw under the transmission effect through crowded material mechanism, if not strictly cooperate with two screws in having solved current double screw extruder, and not only extravagant energy but also produce easily through a plurality of power unit and rotate poor, be unfavorable for the problem of production, has practiced thrift the energy and the cost, is favorable to the popularization and the use of device.

Drawings

The invention will be further described with reference to the following figures and examples:

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

fig. 2 is a front view of the present invention;

fig. 3 is a schematic view of the structure of the extruding cylinder of the present invention.

Reference numerals are as follows: the device comprises a support 1, an extruding mechanism 2, an extruding cylinder 201, a second motor 202, a driving wheel 203, a driven wheel 204, a rotating rod 205, a screw 206, a heat preservation mechanism 3, a water tank 301, a water injection cover 302, an electric heating rod 303, a water pump 304, a water inlet pipe 305, a water outlet pipe 306, a material storage cylinder 4, a first motor 5, a stirring rod 6, a baffle 7 and a blanking template 8.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, the terms greater than, less than, exceeding, etc. are understood to exclude the number, and the terms above, below, inside, etc. are understood to include the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1-3, the present invention provides a technical solution: a double-screw extruder comprises a support 1, wherein an extruding mechanism 2 is arranged at the top of the support 1, a heat preservation mechanism 3 and a storage barrel 4 are arranged right above the extruding mechanism 2, a blanking template 8 is arranged on the right side of the extruding mechanism 2, a first motor 5 is fixedly arranged on the outer surface of one side of the storage barrel 4, a stirring rod 6 is rotatably arranged on the inner wall of one side of the storage barrel 4, an output shaft of the first motor 5 is fixedly connected with the stirring rod 6 through a coupler, a guide plate is fixedly arranged at the bottom of the inner side of the storage barrel 4, a sliding groove is formed in the guide plate, a baffle 7 is slidably arranged in the sliding groove, the blanking template 8 is fixedly arranged on the outer surface of the other side of the extruding barrel 201, and a plurality of groups of blanking holes are formed in the blanking template 8;

the top of the bracket 1 is fixedly provided with a squeezing barrel 201, the outer surface of one side of the squeezing barrel 201 is fixedly provided with a second motor 202, the outer surface of one side of the second motor 202 is rotatably provided with a driving wheel 203, the outer surface of one side of the squeezing barrel 201 is rotatably provided with two groups of driven wheels 204, and the inner wall of one side of the squeezing barrel 201 is rotatably provided with two groups of screws 206.

The extruding mechanism 2 comprises an extruding cylinder 201, a second motor 202, a driving wheel 203, driven wheels 204, rotating rods 205 and screws 206, an output shaft of the second motor 202 is fixedly connected with the driving wheel 203 through a coupler, the driving wheel 203 is meshed with two groups of driven wheels 204, two groups of rotating shafts of the driven wheels 204 penetrate through one side of the extruding cylinder 201 and are fixedly connected with the two groups of screws 206, a group of rotating rods 205 are respectively arranged inside the two groups of screws 206, a storage battery and a heating rod are arranged inside the rotating rods 205, raw materials can be extruded by the device under the action of a transmission structure under the action of the extruding mechanism 2, the problem that the two screws in the existing double-screw extruder are poor in rotation due to the fact that the two screws are wasted in energy and prone to generate rotation difference through a plurality of power mechanisms is solved, the disadvantage of production is avoided, energy and cost are saved, and the popularization and the use of the device are facilitated.

The heat preservation mechanism 3 comprises a water tank 301, a water injection cover 302, an electric heating rod 303, a water pump 304, a water inlet pipe 305 and a water outlet pipe 306, the top of the extrusion cylinder 201 is fixedly provided with the water tank 301, the top of the water tank 301 is fixedly provided with the water injection cover 302, the water injection cover 302 is communicated with the inside of the water tank 301, the inner bottom of the water tank 301 is fixedly provided with the electric heating rod 303 and the water pump 304, the front side and the rear side of the extrusion cylinder 201 are respectively provided with a group of pipelines, the front side and the rear side of the water tank 301 are respectively fixedly provided with the water inlet pipe 305 and the water outlet pipe 306, one ends of the two groups of water inlet pipes 305 are respectively communicated with one ends of the two groups of pipelines, the other ends of the two groups of water outlet pipes 305 respectively penetrate through the front side and the rear side of the water tank 301 to be connected with the output end of the water pump 304, one ends of the two groups of water outlet pipes 306 are respectively communicated with the other ends of the two groups of pipelines, the other groups of water outlet pipes respectively extend to the inside of the water tank 301 to be communicated with the inside of the water tank 301, the water tank can reduce the heat of heated raw materials after being heated under the heat preservation mechanism 3, the problem that the heat is not uniformly heated when the raw materials are heated and the raw materials are cooled so as to cause the low extrusion efficiency caused by the low loss, thereby avoiding the loss of the raw materials and improving the raw material extrusion efficiency of the color masterbatch extrusion device.

The working principle is as follows: the water injection cover 302 is used for injecting water into the water tank 301, the raw material is poured into the storage barrel 4 and blocked by the baffle 7, the first motor 5 is controlled to be started to drive the stirring rod 6 to rotate to crush the raw material, the baffle 7 is drawn out after the crushing is finished, the raw material falls into the extruding barrel 201, the second motor 202 is controlled to be started to drive the driving wheel 203 to rotate, the driving wheel 203 drives the two groups of driven wheels 204 to rotate so as to drive the two groups of screw rods 206 to rotate, the storage battery supplies power to the heating rod so that the rotating rod 205 heats the raw material in the extruding barrel 201, meanwhile, the electric heating rod 303 is electrified so as to heat the water in the water tank 301 to a high temperature, the water pump 304 is controlled to be started so that the water passes through the water inlet pipe 305 and passes through the pipeline inside the extruding barrel 201 and then returns to the water tank 301 from the water outlet pipe 306, water circulation is formed to heat the extruding barrel 201, the heat of the raw material heated by the heating rod inside the rotating rod 205 is not easy to dissipate, the heat preservation effect is achieved, and the raw material is pushed to the blanking template 8 under the effect of the extruding mechanism 2 and extruded from the blanking hole on the blanking template 8.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A twin-screw extruder comprising a support (1), characterized in that: the top of the support (1) is provided with a material extruding mechanism (2), a heat preservation mechanism (3) and a material storage barrel (4) are arranged right above the material extruding mechanism (2), and the right side of the material extruding mechanism (2) is provided with a blanking template (8);

the top fixed mounting of support (1) has crowded feed cylinder (201), and one side surface fixed mounting of crowded feed cylinder (201) has second motor (202), and one side surface of second motor (202) rotates and installs action wheel (203), and one side surface of crowded feed cylinder (201) rotates and installs two sets of follow driving wheels (204), and one side inner wall of crowded feed cylinder (201) rotates and installs two sets of screw rods (206).

2. A twin screw extruder as defined in claim 1 wherein: crowded material mechanism (2) are including crowded feed cylinder (201), second motor (202), action wheel (203), follow driving wheel (204), bull stick (205) and screw rod (206), the output shaft of second motor (202) passes through shaft coupling and action wheel (203) fixed connection, action wheel (203) and two sets of mesh from driving wheel (204) mutually, one side and two sets of screw rod (206) fixed connection of crowded feed cylinder (201) are run through to the axis of rotation of two sets of follow driving wheel (204), the inside of two sets of screw rod (206) respectively is provided with a set of bull stick (205), the inside of bull stick (205) is provided with battery and heating rod.

3. A twin-screw extruder as defined in claim 2, wherein: the heat preservation mechanism (3) comprises a water tank (301), a water injection cover (302), an electric heating rod (303), a water pump (304), a water inlet pipe (305) and a water outlet pipe (306), the top of the material extruding cylinder (201) is fixedly provided with the water tank (301), the top of the water tank (301) is fixedly provided with the water injection cover (302), the water injection cover (302) is communicated with the inside of the water tank (301), the bottom of the inner side of the water tank (301) is fixedly provided with the electric heating rod (303) and the water pump (304), the front side and the rear side of the material extruding cylinder (201) are respectively provided with a group of pipelines, the outer surface of the front side and the rear side of the water tank (301) is respectively fixedly provided with the water inlet pipe (305) and the water outlet pipe (306), one ends of the two groups of water inlet pipes (305) are respectively communicated with one ends of the two groups of pipelines, the other ends of the two groups of water outlet pipes (306) are respectively communicated with the other ends of the two groups of pipelines, and the other ends of the water outlet pipe (306) extend to the inside of the water tank (301) to be communicated with the inside of the water tank (301).

4. A twin screw extruder as defined in claim 3, wherein: the outer fixed surface of one side of storage cylinder (4) installs first motor (5), and one side inner wall of storage cylinder (4) rotates installs puddler (6), and the output shaft of first motor (5) passes through shaft coupling and puddler (6) fixed connection.

5. A twin-screw extruder as claimed in claim 4, wherein: the inboard bottom fixed mounting of storage cylinder (4) has the guide plate, has seted up the spout in the guide plate, and slidable mounting has baffle (7) in the spout.

6. A twin-screw extruder as claimed in claim 5, wherein: the blanking template (8) is fixedly arranged on the outer surface of the other side of the extrusion cylinder (201), and a plurality of groups of blanking holes are formed in the blanking template (8).