CN216635312U

CN216635312U - Double-stage screw extruder for producing nanometer master batch

Info

Publication number: CN216635312U
Application number: CN202123369124.1U
Authority: CN
Inventors: 裴守伟; 杨立强; 闫学伟
Original assignee: Qingzhou Xinming New Material Co ltd
Current assignee: Qingzhou Xinming New Material Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-31
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a double-step screw extruder for producing nanometer master batches, which belongs to the field of double-step screw extruder equipment and comprises an extruder body, wherein the top of the extruder body is communicated with a feeding pipe, the surface of the feeding pipe is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a box body, one side of the box body is provided with a motor, one side of the motor is fixedly connected with a rotating rod, the other end of the rotating rod extends into the box body and is fixedly connected with a first conical gear, the top of the first conical gear is meshed with a second conical gear, the interior of the second conical gear is fixedly connected with a screw, and the surface of the screw is in threaded connection with a movable block. The utility model solves the problems that the existing double-step screw extruder does not have the function of heating the feed hopper, the nano master batch is easy to be retained in the feed hopper when the nano master batch is excessively input, and the nano master batch is easy to be cooled and solidified under the condition of long-time retention, so that the feed hopper is easy to be blocked.

Description

Double-stage screw extruder for producing nanometer master batch

Technical Field

The utility model relates to the field of double-stage screw extruder equipment, in particular to a double-stage screw extruder for producing a nano master batch.

Background

The double-stage screw extruder is developed on the basis of a single screw extruder, has the characteristics of good feeding performance, mixing and plasticizing performance, exhaust performance, extrusion stability and the like, is widely applied to the molding processing of extruded products, and needs to be used in the production process of nano master batch.

The existing double-stage screw extruder does not have the function of heating the feed hopper, when the nanometer master batch is excessively input, the nanometer master batch is easy to be detained in the feed hopper, and the nanometer master batch is easy to be cooled and solidified under the long-time detention, so that the feed hopper is easy to be blocked, therefore, the technical personnel in the field provide the double-stage screw extruder for producing the nanometer master batch, so as to solve the problems provided in the background technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-stage screw extruder for producing a nano master batch, which is used for solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a nanometer is two-step screw extruder for masterbatch production, includes the extruder body, the top intercommunication of extruder body has the inlet pipe, the fixed surface of inlet pipe is connected with the backup pad, the top fixedly connected with box of backup pad, one side of box is provided with the motor, one side fixedly connected with bull stick of motor, the other end of bull stick extends to the inside of box and the first conical gear of fixedly connected with, the top meshing of first conical gear has second conical gear, the inside fixedly connected with screw rod of second conical gear, the surperficial threaded connection of screw rod has the movable block, one side fixedly connected with dead lever of movable block, the other end of dead lever extends to the outside and the fixedly connected with heater of box.

As a further scheme of the utility model: the bottom fixedly connected with supporting seat of motor, the top fixed connection of supporting seat bottom and backup pad.

As a still further scheme of the utility model: the inner wall of the box body is provided with a sliding groove, the inside of the sliding groove is connected with a sliding block in a sliding mode, and the other side of the sliding block extends to the outside of the sliding groove and is fixedly connected with the other side of the movable block.

As a still further scheme of the utility model: a limiting groove is formed in one side of the box body, and the inner portion of the limiting groove is movably connected with the surface of the fixing rod.

As a still further scheme of the utility model: the top fixedly connected with electric telescopic handle of extruder body, electric telescopic handle's top fixedly connected with inserted bar.

As a still further scheme of the utility model: the front surface of the box body is hinged with a box door through a hinge, and the radial section of the box door is rectangular.

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

1. according to the utility model, the heater is arranged to heat the surface of the feeding pipe, so that the melting efficiency of the nano master batch is accelerated, and the phenomenon that the feeding pipe is blocked due to the fact that the nano master batch stays in the feeding pipe for a long time and is cooled and solidified is avoided.

2. According to the utility model, the supporting seat is arranged between the motor and the supporting plate, the motor can be fixed, the movable block can be limited through the sliding groove and the sliding block, the phenomenon that the movable block rotates is avoided, the limiting groove is formed in one side of the box body, the moving range of the fixed rod can be limited, the electric telescopic rod is started under the condition that the inlet pipe is blocked, the electric telescopic rod drives the inserting rod to move up and down, the blocked inlet pipe can be dredged, a worker opens the box door, and the interior of the box body can be conveniently overhauled and maintained.

Drawings

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

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

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to the present invention;

FIG. 4 is a schematic front view of the case of the present invention.

In the figure: 1. an extruder body; 2. a feed pipe; 3. a support plate; 4. a box body; 5. a motor; 6. a rotating rod; 7. a first bevel gear; 8. a second bevel gear; 9. a screw; 10. a movable block; 11. fixing the rod; 12. a heater; 13. a supporting seat; 14. a chute; 15. a slider; 16. a limiting groove; 17. an electric telescopic rod; 18. inserting a rod; 19. and (4) a box door.

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 to 4, in the embodiment of the present invention, a double-step screw extruder for producing a nano master batch includes an extruder body 1, a feeding pipe 2 is communicated with the top of the extruder body 1, a supporting plate 3 is fixedly connected to the surface of the feeding pipe 2, a box body 4 is fixedly connected to the top of the supporting plate 3, a motor 5 is disposed on one side of the box body 4, a rotating rod 6 is fixedly connected to one side of the motor 5, the other end of the rotating rod 6 extends into the box body 4 and is fixedly connected with a first conical gear 7, a second conical gear 8 is engaged with the top of the first conical gear 7, a screw 9 is fixedly connected to the inside of the second conical gear 8, a movable block 10 is connected to the surface of the screw 9 through a thread, a fixed rod 11 is fixedly connected to one side of the movable block 10, and the other end of the fixed rod 11 extends to the outside of the box body 4 and is fixedly connected with a heater 12.

Through setting up heater 12, can heat the surface of inlet pipe 2, accelerate the efficiency that the nanometer masterbatch melts, avoid the nanometer masterbatch to stop for a long time in inlet pipe 2 and the phenomenon that the cooling solidification leads to inlet pipe 2 to block up, through setting up motor 5, bull stick 6, first bevel gear 7, second bevel gear 8, screw rod 9, movable block 10 and dead lever 11, can highly adjust heater 12, enlarge the heating range of heater 12 to inlet pipe 2, it does not have the function that heats the feeder hopper to have solved current two-stage screw extruder, when the nanometer masterbatch drops into too much, make the nanometer masterbatch detain in the feeder hopper easily, the nanometer masterbatch is easy to cool off solidification under long-time detaining, cause the problem that the feeder hopper blockked up to appear easily.

In this embodiment, the bottom of the motor 5 is fixedly connected with the supporting base 13, and the bottom of the supporting base 13 is fixedly connected with the top of the supporting plate 3.

The support base 13 is installed between the motor 5 and the support plate 3, and the motor 5 can be fixed.

In this embodiment, a sliding groove 14 is formed in an inner wall of the box 4, a sliding block 15 is slidably connected inside the sliding groove 14, and the other side of the sliding block 15 extends to the outside of the sliding groove 14 and is fixedly connected with the other side of the movable block 10.

Through spout 14 and slider 15, can carry on spacingly to the movable block 10, avoid the movable block 10 the rotatory phenomenon to appear.

In this embodiment, a limiting groove 16 is formed at one side of the case 4, and the inside of the limiting groove 16 is movably connected with the surface of the fixing rod 11.

The limit groove 16 is formed on one side of the case 4, and can limit the movable range of the fixing lever 11.

In this embodiment, the top of the extruder body 1 is fixedly connected with an electric telescopic rod 17, and the top end of the electric telescopic rod 17 is fixedly connected with an insert rod 18.

Starting electric telescopic handle 17 under the condition that the inlet pipe 2 appears blockking up, electric telescopic handle 17 drives inserted bar 18 and reciprocates, can dredge the inlet pipe 2 that blocks up.

In the present embodiment, the front surface of the cabinet 4 is hinged to a door 19 by a hinge, and the door 19 has a rectangular radial cross-sectional shape.

The staff opens the box door 19, can conveniently overhaul and maintain the inside of box 4.

The working principle of the utility model is as follows: start heater 12, can heat the surface of inlet pipe 2, accelerate the efficiency that the nanometer masterbatch melts, avoid the nanometer masterbatch to stop for a long time in inlet pipe 2 and the phenomenon that the cooling solidification leads to inlet pipe 2 to block up, starter motor 5, motor 5 drives bull stick 6 and first bevel gear 7 and rotates, first bevel gear 7 drives second bevel gear 8 and screw rod 9 and rotates, screw rod 9 drives movable block 10 and removes under the restriction of slider 15 and spout 14, movable block 10 drives dead lever 11 and removes, can highly adjust heater 12, enlarge heater 12 is to the heating range of inlet pipe 2, start electric telescopic handle 17 under the condition that the jam appears in inlet pipe 2, electric telescopic handle 17 drives inserted bar 18 and reciprocates, can dredge inlet pipe 2 that blocks up.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a nanometer is two-step screw extruder for masterbatch production, includes extruder body (1), its characterized in that: the top of the extruder body (1) is communicated with a feeding pipe (2), the surface of the feeding pipe (2) is fixedly connected with a supporting plate (3), the top of the supporting plate (3) is fixedly connected with a box body (4), one side of the box body (4) is provided with a motor (5), one side of the motor (5) is fixedly connected with a rotating rod (6), the other end of the rotating rod (6) extends into the box body (4) and is fixedly connected with a first bevel gear (7), the top of the first bevel gear (7) is engaged with a second bevel gear (8), a screw rod (9) is fixedly connected inside the second conical gear (8), the surface of the screw rod (9) is connected with a movable block (10) in a threaded manner, one side of the movable block (10) is fixedly connected with a fixed rod (11), the other end of the fixed rod (11) extends to the outside of the box body (4) and is fixedly connected with a heater (12).

2. The double-stage screw extruder for producing a nano master batch according to claim 1, characterized in that: the bottom fixedly connected with supporting seat (13) of motor (5), the top fixed connection of supporting seat (13) bottom and backup pad (3).

3. The double-stage screw extruder for producing a nano master batch according to claim 1, characterized in that: the inner wall of the box body (4) is provided with a sliding groove (14), a sliding block (15) is connected to the inside of the sliding groove (14) in a sliding mode, and the other side of the sliding block (15) extends to the outside of the sliding groove (14) and is fixedly connected with the other side of the movable block (10).

4. The double-stage screw extruder for producing a nano master batch according to claim 1, characterized in that: a limiting groove (16) is formed in one side of the box body (4), and the inner portion of the limiting groove (16) is movably connected with the surface of the fixing rod (11).

5. The double-stage screw extruder for producing a nano master batch according to claim 1, characterized in that: the extruder is characterized in that an electric telescopic rod (17) is fixedly connected to the top of the extruder body (1), and an inserted rod (18) is fixedly connected to the top end of the electric telescopic rod (17).

6. The double-stage screw extruder for producing a nano master batch according to claim 1, characterized in that: the front surface of the box body (4) is hinged with a box door (19) through a hinge, and the radial section of the box door (19) is rectangular.