CN210850918U

CN210850918U - Bamboo-plastic particle manufacturing device

Info

Publication number: CN210850918U
Application number: CN201921282840.6U
Authority: CN
Inventors: 吕陈正; 叶大伟
Original assignee: Fujian Liuzheng New Materials Technology Co ltd
Current assignee: Fujian Liuzheng New Materials Technology Co ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-06-26
Anticipated expiration: 2029-08-09

Abstract

The utility model relates to a bamboo-plastic particle manufacturing device, which comprises a mixer, a granulator and a cooler which are arranged in sequence along the material conveying direction; the mixer comprises an upper mixing drum, the upper mixing drum is connected with a lower mixing drum through a flow pipeline, a switch valve is arranged on the flow pipeline, a high-speed mixing paddle driven to rotate by a motor is arranged in the upper mixing drum, and a low-speed mixing paddle driven to rotate by the motor is arranged in the lower mixing drum; the discharge pipe of the lower mixing drum is connected with the inlet of the granulator, and the outlet of the granulator is provided with a crusher; the cooler includes a cooling tank connected to the shredder outlet. The bamboo-plastic particle manufacturing device is simple in structure.

Description

Bamboo-plastic particle manufacturing device

Technical Field

The utility model relates to a bamboo plastic particle manufacturing device.

Background

The bamboo-plastic composite material is formed by adding bamboo fibers and bamboo powder as reinforcing materials or fillers into thermoplastic plastics, and compounding bamboo materials with the thermoplastic plastics in a molten state by heating or is a material which is formed by injecting organic monomers into a fine structure of the bamboo materials and then performing treatment by adopting a radiation method or a catalyst method and the like to enable the organic monomers and bamboo components to generate graft copolymerization or homopolymers.

In the traditional process of mixing bamboo-plastic raw materials, the bamboo-plastic raw materials are stirred and mixed by the stirring paddle rotating at a high speed, but under the action of high-speed centrifugal force, the mixed bamboo-plastic raw materials are easy to agglomerate, and the subsequent granulating process is influenced.

The traditional bamboo-plastic raw materials enter a granulator for granulation after being mixed, but the granules after granulation are not uniform, and partial granules are larger, so that the subsequent extrusion molding process is influenced.

SUMMERY OF THE UTILITY MODEL

In view of the not enough of prior art, the utility model aims to solve the technical problem that a granule manufacturing installation is moulded to bamboo is provided, simple structure not only, convenient high efficiency moreover.

In order to solve the technical problem, the technical scheme of the utility model is that: a bamboo-plastic particle manufacturing device comprises a mixer, a granulator and a cooler which are sequentially arranged along the material conveying direction; the mixer comprises an upper mixing drum, the upper mixing drum is connected with a lower mixing drum through a flow pipeline, a switch valve is arranged on the flow pipeline, a high-speed mixing paddle driven to rotate by a motor is arranged in the upper mixing drum, and a low-speed mixing paddle driven to rotate by the motor is arranged in the lower mixing drum; the discharge pipe of the lower mixing drum is connected with the inlet of the granulator, and the outlet of the granulator is provided with a crusher; the cooler includes a cooling tank connected to the shredder outlet.

Preferably, the upper mixing drum and the lower mixing drum are both hollow horizontal cylindrical drums, and the bottoms of the upper mixing drum and the lower mixing drum are both provided with support frames.

Preferably, the circumferential cylinder wall of the upper stirring cylinder consists of an outer cylinder wall and an inner cylinder wall, and the electric heating rods are circumferentially arranged on a cavity between the outer cylinder wall and the inner cylinder wall.

Preferably, the upper peripheral part of the upper mixing drum is provided with an exhaust pipe and a feeding pipe, a dust collecting cloth bag covers the opening of the exhaust pipe, and the side peripheral part of the upper mixing drum is provided with a switch door.

Preferably, an exhaust pipe is arranged on the upper peripheral portion of the lower stirring cylinder, a dust collecting cloth bag is covered on the opening of the exhaust pipe, an opening and closing door is arranged on the side peripheral portion of the lower stirring cylinder, and a discharge pipe is arranged on the lower peripheral portion of the lower stirring cylinder.

Preferably, the high-speed stirring paddle and the low-speed stirring paddle both comprise rotating shafts, the rotating shafts are provided with a plurality of groups of blades along the axial direction, and each group of blades comprises a plurality of blades which are uniformly distributed on the circumference and extend in the radial direction.

Preferably, the draft pipe extends obliquely from top to bottom and is connected to the peripheral portions of the upper agitating barrel and the lower agitating barrel.

Preferably, the discharge pipe extends from bottom to top and is internally and coaxially provided with a packing auger which is driven by a motor to rotate, and an outlet at the top of the discharge pipe is positioned right above an inlet of the granulator and is used for discharging materials into the granulator.

Preferably, the number of cooling tank has a plurality of, all is equipped with the cooling tube between the adjacent cooling tank, between first cooling tank and the rubbing crusher export, and the cooling tube all extends and is equipped with the air-blower from the top down slope.

Preferably, a material collecting barrel is arranged below the bottom tank opening of the last cooling tank.

Compared with the prior art, the utility model discloses following beneficial effect has: the bamboo-plastic particle manufacturing device is simple in structure, low-speed stirring is added on the basis of high-speed stirring, and the low-speed stirring paddle in the lower stirring cylinder is used for carrying out low-speed stirring on the raw materials stirred and mixed by the upper stirring cylinder, so that the agglomerated raw materials can be stirred and loosened, and the subsequent granulating process is facilitated; the bamboo-plastic particles granulated by the granulator are uniformly crushed into fine particles by a crusher and then naturally cooled by a cooling tank, so that the subsequent extrusion molding is facilitated.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a mixing machine according to an embodiment of the present invention.

Detailed Description

In order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

As shown in fig. 1-2, a bamboo-plastic granule manufacturing device comprises a mixer 19, a granulator 20 and a cooler 21 which are arranged in sequence along the material conveying direction; the mixer comprises an upper mixing drum 1, the upper mixing drum is connected with a lower mixing drum 3 through a through-flow pipeline 2, a switch valve 4 is arranged on the through-flow pipeline, a high-speed mixing paddle 6 which is driven to rotate by a motor 5 is arranged in the upper mixing drum, and a low-speed mixing paddle 7 which is driven to rotate by the motor is arranged in the lower mixing drum; the discharge pipe of the lower mixing drum is connected with the inlet 22 of the granulator, and the outlet 23 of the granulator is provided with a crusher 24; the cooler comprises a cooling tank 25 connected to the outlet of the pulverizer; centrifugal force is big when high-speed stirring rake stirring, and the raw materials gets rid of and the extrusion is in the same place outward under high centrifugal force, easy caking, adds low-speed stirring rake after, the caking raw materials gets into down the churn through the flow path, and low-speed stirring rake can slow rotatory stirring, beats loose with the caking raw materials.

The embodiment of the utility model provides an in, go up the churn and be hollow horizontal cylindrical section of thick bamboo with churn down, go up the churn and all be equipped with support frame 8 bottom the churn down.

In the embodiment of the present invention, the circumferential wall of the upper mixing drum is composed of an outer drum wall 9 and an inner drum wall 10, and an electric heating rod 11 is circumferentially arranged on the cavity between the outer drum wall and the inner drum wall.

In the embodiment of the utility model, the upper peripheral part of the upper mixing drum is provided with an exhaust pipe 12 and a feed pipe 13, the upper cover of the exhaust pipe is provided with a dust collecting cloth bag 14, and the side peripheral part of the upper mixing drum is provided with a switch door 15; the electric heating rod heats while the high-speed stirring paddle rotates and stirs so as to facilitate the hot melting and combination of the raw materials, the generated hot gas is discharged from the exhaust pipe, and the dust collection cloth bag prevents the dust from being discharged.

In the embodiment of the utility model, the upper peripheral part of the lower mixing drum is provided with an exhaust pipe, the upper cover of the exhaust pipe opening is provided with a dust collecting cloth bag, the side peripheral part of the lower mixing drum is provided with a switch door, and the lower peripheral part of the lower mixing drum is provided with a discharge pipe 16; the lower mixing drum is not heated, namely after the raw material of the upper mixing drum enters the lower mixing drum, the raw material can be cooled, hot gas generated in the cooling process can be discharged from the exhaust pipe, and the dust collection cloth bag prevents dust from being discharged.

The embodiment of the utility model provides an in, high-speed stirring rake all includes pivot 17 with low-speed stirring rake, and the pivot all is provided with a plurality of groups paddle along the axial, and every group paddle includes a plurality of radial extending's of circumference equipartition oar blade 18.

In the embodiment of the present invention, the ventilation pipeline is inclined and extended from top to bottom and is connected to the peripheral portion of the upper mixing drum and the lower mixing drum, and the switch valve is a pneumatic switch valve or an electric switch valve.

The embodiment of the utility model provides an in, arrange the material pipe from bottom to top extend and inside coaxial be equipped with through the rotatory auger 26 of motor drive, arrange the material and manage the top export and be located directly over the granulator entry for arrange the material and go into the granulator.

In the embodiment of the utility model, the number of the cooling tanks is several, cooling pipes 27 are arranged between the adjacent cooling tanks and between the first cooling tank and the outlet of the crusher, and the cooling pipes are inclined and extended from bottom to top and are provided with blowers 28; the air blower blows air towards the lower cooling tank, and the bamboo-plastic particles are blown by the air blower from bottom to top after coming out of the pulverizer, so that the blowing path is increased, and the natural cooling effect is improved.

In the embodiment of the utility model, the bottom jar mouthful below of last cooling tank is equipped with the aggregate cylinder 29, collects ultimate granule of moulding plastics.

The present invention is not limited to the above preferred embodiments, and any one can obtain other various forms of the bamboo-plastic particle manufacturing apparatus according to the teaching of the present invention. All the equivalent changes and modifications made according to the claims of the present invention shall fall within the scope of the present invention.

Claims

1. A bamboo-plastic particle manufacturing device is characterized in that: comprises a mixer, a granulator and a cooler which are arranged in sequence along the material conveying direction; the mixer comprises an upper mixing drum, the upper mixing drum is connected with a lower mixing drum through a flow pipeline, a switch valve is arranged on the flow pipeline, a high-speed mixing paddle driven to rotate by a motor is arranged in the upper mixing drum, and a low-speed mixing paddle driven to rotate by the motor is arranged in the lower mixing drum; the discharge pipe of the lower mixing drum is connected with the inlet of the granulator, and the outlet of the granulator is provided with a crusher; the cooler includes a cooling tank connected to the shredder outlet.

2. The bamboo-plastic particle manufacturing apparatus as claimed in claim 1, wherein: the upper mixing drum and the lower mixing drum are both hollow horizontal cylindrical drums, and the bottoms of the upper mixing drum and the lower mixing drum are both provided with supporting frames.

3. The bamboo-plastic particle manufacturing apparatus as claimed in claim 2, wherein: the circumferential cylinder wall of the upper stirring cylinder consists of an outer cylinder wall and an inner cylinder wall, and an electric heating rod is circumferentially arranged on a cavity between the outer cylinder wall and the inner cylinder wall.

4. The bamboo-plastic particle manufacturing apparatus as claimed in claim 3, wherein: the upper peripheral part of the upper mixing drum is provided with an exhaust pipe and a feeding pipe, a dust collecting cloth bag covers the opening of the exhaust pipe, and the side peripheral part of the upper mixing drum is provided with a switch door.

5. The bamboo-plastic particle manufacturing apparatus as claimed in claim 2, wherein: an exhaust pipe is arranged on the upper peripheral part of the lower mixing drum, a dust collecting cloth bag is covered on the opening of the exhaust pipe, a switch door is arranged on the side peripheral part of the lower mixing drum, and a discharge pipe is arranged on the lower peripheral part of the lower mixing drum.

6. The bamboo-plastic particle manufacturing apparatus as claimed in claim 1, wherein: the high-speed stirring paddle and the low-speed stirring paddle both comprise rotating shafts, the rotating shafts are provided with a plurality of groups of blades along the axial direction, and each group of blades comprises a plurality of blades which are uniformly distributed on the circumference and extend in the radial direction.

7. The bamboo-plastic particle manufacturing apparatus as claimed in claim 1, wherein: the through-flow pipeline extends obliquely from top to bottom and is connected with the periphery of the upper stirring cylinder and the lower stirring cylinder.

8. The bamboo-plastic particle manufacturing apparatus as claimed in claim 1, wherein: the discharge pipe extends from bottom to top and is internally and coaxially provided with a packing auger which is driven by a motor to rotate, and an outlet at the top of the discharge pipe is positioned right above an inlet of the granulator and is used for discharging materials into the granulator.

9. The bamboo-plastic particle manufacturing apparatus as claimed in claim 1, wherein: the quantity of cooling tank has a plurality of, all is equipped with the cooling tube between the adjacent cooling tank, between first cooling tank and the rubbing crusher export, and the cooling tube is all from up inclining to extend and be equipped with the air-blower down.

10. The bamboo-plastic particle manufacturing apparatus as claimed in claim 9, wherein: and a material collecting barrel is arranged below the bottom tank opening of the last cooling tank.