CN211868569U

CN211868569U - Equipment for radially extruding wood-plastic product

Info

Publication number: CN211868569U
Application number: CN201921135668.1U
Authority: CN
Inventors: 吕惠仁; 汪新民; 孙利涵; 吕天翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-11-06
Anticipated expiration: 2029-07-12

Abstract

The utility model discloses equipment that goods were moulded to radial extrusion wood belongs to the mechanical equipment that industry was moulded to plastics wood, installs multiunit radial extrusion part on the main frame and fixes side by side on both sides frame curb plate, and the feed inlet of every group radial extrusion part all meets with the discharge gate of a set of part down, and the discharge gate of front end links to each other with the die cavity of die holder, and the feed inlet of a set of radial extrusion part of rear end meets with the feeder hopper, forms the operation process and stirs extruded passageway to raw materials compression. Under the driving of power, the radial extrusion shaft with strong radial extrusion force drives the blades to play a role in compressing, extruding and stirring raw materials in the eccentric cavity, and under the heating of the heater, plastic bags in the household garbage can be used as main raw materials under the states of no sorting, no washing and uncertain models and parts of the plastic bags, and are used as novel equipment for producing wood-plastic product materials together with waste plant fibers of sawdust, rice husks, straws and additives through radial compression, stirring and extrusion.

Description

Equipment for radially extruding wood-plastic product

The technical field is as follows:

the utility model belongs to the field of plastic mechanical equipment and relates to equipment for producing wood-plastic product materials by taking waste plastic bags, sawdust, rice husks and straw waste plant fibers as main raw materials and auxiliary materials; in particular to a novel device for producing wood-plastic products by taking various plastic bags in white polluted garbage as main raw and auxiliary materials under the conditions of uncertain quantity or weight, no separation and no water washing, and using the plastic bags together with sawdust, rice hulls, straw waste plant fibers and additives in the environmental protection industry.

Background art:

the wood plastic production equipment is a common equipment in the existing market, and comprises a single-screw operating equipment series, a double-screw operating equipment series, a single-double screw combined operating equipment series and a device for producing wood plastic plate products by rolling, wherein all the equipment series take new plastics or cleaned regenerated plastic particles as main raw materials in the produced wood plastic materials to produce the wood plastic composite product materials with corresponding materials, and the equipment for producing the wood plastic products in the spiral or rolling device is difficult to use various garbage plastic bags as main and auxiliary materials in a mixed and non-water-washing and non-sorting state.

The related data is consulted to show that in the existing wood-plastic industry, a hot-pressing device can be used for producing wood-plastic product materials by taking garbage plastic bags as main raw and auxiliary materials under the condition that various plastics are mixed and not cleaned, although the hot-pressing device can be used for producing the wood-plastic products, the device adopts a hot-pressing type discontinuous operation mode that a plurality of layers of molds are charged and then are superposed together for pressurization and heating, the raw and auxiliary materials, additives and ingredients can only be stirred before hot-pressing production to be uniform and then are charged into a hot-pressing mold of the device for pressurization and heating to promote the plasticizing and molding of the raw and auxiliary materials, and the raw and auxiliary materials and the additives cannot be generated or stirred in the devices or molds in the production process under the pressure and heating conditions, so that the wood-plastic products have the problems of layered conditions, uniformity and the like. Although the wood-plastic product can be formed by hot pressing, the whole product has poor mechanical property, the performance of each part of the product is not uniform, and the use or popularization value of the product equipment is limited or reduced because the hot pressing equipment is a discontinuous production operation mode with low efficiency and high energy consumption.

The invention content is as follows:

the utility model discloses the equipment of goods is moulded to radial extrusion wood adopts the eccentric pivoted radial extruded machinery operation structure of section of thick bamboo axle to extrude the novel equipment of goods is moulded to production wood in the design. The utility model is mainly designed with a radial extrusion cylinder, a pair of symmetrical feed and discharge ports are designed on the two axial sides of the excircle of the radial extrusion cylinder, the feed ports are communicated with the inner cavity of the extrusion cylinder, and a gas vent hole and a temperature detection hole are also designed; a radial extrusion shaft and a movable blade are designed, the radial extrusion shaft is arranged in a radial extrusion cylinder, and the inner diameter of the cylinder is larger than the outer diameter of the shaft; the designed blade structure has a sheet structure or a sheet rod structure, and blades are uniformly distributed on the cross section of the radial extrusion shaft in a crossed manner to form a structure of a blade division eccentric cavity; the radial extrusion shaft is provided with blades and blade movable cavity grooves or slotted holes, and the blades of the blade type structure or the blade rod type structure rotate along with the radial extrusion shaft to move back and forth; the two ends of the radial extrusion shaft are provided with eccentric supports for supporting the shaft diameter to support the radial extrusion shaft, the eccentric supports are connected and fastened with the end face of the radial extrusion cylinder, so that the outer circle of the radial extrusion shaft is tangent to the inner circle of one side of the radial extrusion cylinder, and an eccentric cavity is formed between the cylinder shafts; the designed blades are distributed on the section of the radial extrusion shaft in a crossed and uniform angle, the quantity of the blades determines the size of the crossed distribution angle of the blades on the extrusion shaft, and the smaller the distribution angle is, the smaller the fluctuation quantity of feeding and discharging during the operation of equipment is; one end of the radial extrusion shaft is provided with a gear power transmission structure to provide power capable of changing speed at any time for the extrusion shaft; a heater is arranged on the excircle of the radial extrusion cylinder, and the radial extrusion cylinder is heated to heat the original auxiliary material;

the utility model discloses equipment design that the goods was moulded to radial extrusion wood has the main frame, and the front end at the main frame is fixed in the die holder installation, and the support curb plate is installed to the main frame both sides, and the backplate is still installed to the rear end of main frame, and die holder, backplate and both sides board fastening connect, form a frame construction. A plurality of radial extrusion components are parallelly and tightly connected and fixed in a frame structure formed by two side plates of the frame, the die holder and the rear baffle. The discharge port of the front radial extrusion part is connected with the die cavity of the die holder, the feed port of the front radial extrusion part is relatively connected with the discharge port of the rear radial extrusion part, and the feed port of the large-opening cavity at the rear end is connected with the feed hopper to form a continuous compression stirring and extrusion conveying channel for the original and auxiliary materials. By radial recipient, radial extrusion axle, movable vane, eccentric support and power transmission gear component radial extrusion part, install on the main frame, under speed change power unit's drive, radial extrusion axle's rotation and drive the eccentric cavity that the blade formed to the bobbin shaft within a definite time enlarge the feeding, compress the recurrent periodic motion of returning of extrusion material, realize the utility model discloses to the feeding of former auxiliary material, compression, extrude the function of next feeding cavity stirring.

The utility model discloses the equipment of goods is moulded to radial extrusion wood still designs the matching cover to have variable speed power structure, comprises speed reducer, inverter motor, corresponding converter and control system, can provide the automation or the manual regulation system of power and functioning speed at any time according to equipment operation conditions. Also considered are a cooling system for the product forming mold, a sawing sizing system and an integral frame structure, which are all running matching with conventional facility components as a main machine.

The utility model discloses a solution technical problem: the utility model discloses adopt radial recipient and the radial extruded rotating-structure of radial recipient relative eccentricity in design, install radial recipient in the radial recipient promptly, a section of thick bamboo internal diameter is big than the external diameter of axle, and radial recipient both ends have eccentric shaft sleeve support to support radial recipient, and eccentric shaft sleeve support and radial recipient both ends fastening make radial recipient external diameter tangent on one side of the internal diameter of radial recipient, have formed the eccentric operation part that has eccentric cavity. Two ends of the radial extrusion eccentric operation component are fixedly arranged on the side plate of the frame by an eccentric shaft sleeve support; the blades are arranged in blade cavity grooves of the radial extrusion shaft and move back and forth along with the rotation of the extrusion shaft, the blades divide eccentric cavities between the barrel shafts, the designed quantity of the blades determines the angle size of the eccentric cavities uniformly divided by the blades, the blades gradually compress the eccentric cavities to a discharge port along with the rotation of the radial extrusion shaft, and then the reciprocating periodic motion from the eccentric cavities to the feed port is gradually amplified. The excircle of the radial extrusion component is designed and installed by a heating plate, and the purpose of heating the raw material is achieved by heating the excircle of the radial extrusion cylinder. The function of radial extrusion is to use the eccentric cavity between the cylinder shafts to rotate along with the shaft, and the periodic repeated change of the back and forth movement of the blades in the eccentric cavity to realize the extrusion production process of heating, compressing and stirring the raw and auxiliary materials and other ingredients.

The device for producing the wood-plastic product by adopting radial extrusion has the characteristics that: 1. the extrusion pressure of the radial extrusion is strong; 2, the original auxiliary material is subjected to repeated radial compression extrusion and stirring, so that the plasticizing effect is excellent; 3. the extrusion force of the section of the ultra-wide wood-plastic wide plate product is uniformly distributed; 4. the wood-plastic product produced has good formability and excellent mechanical property; 5. the equipment series for extruding the wood-plastic wide plate product in the radial direction can be easily designed according to the different width sizes of the product, and 6. the mould for the wide plate or the ultra-wide plate is also easily designed.

The device for producing the wood-plastic products by radial extrusion has the beneficial effects; 1. the wood-plastic production equipment of the utility model can adapt to wood-plastic production of various mixed-brand plastics; 2. the wide plate or ultra-wide plate wood-plastic mould is simple in design and manufacture and good in product forming effect; 3. the equipment has quick plasticizing effect and high production efficiency; 4. the wood-plastic product material can be produced by taking the waste plastic bags in various mixing states, namely, the states of uncertain quantity of the waste plastic bags, no separation and no washing as main raw materials, and wood chips, rice husks, straw waste plant fibers and additives.

Drawings

The present invention will be further explained with reference to the accompanying drawings

FIG. 1 is a schematic top view of a radial extrusion die

FIG. 2 is a schematic cross-sectional view of a radial extrusion device

Fig. 1 is the utility model discloses the overlooking schematic diagram of the host computer structure of goods equipment is moulded to radial extrusion wood, fig. 2 is the utility model discloses the host computer section structure schematic diagram of goods equipment is moulded to radial extrusion wood. The utility model discloses an equipment of goods is moulded to radial extrusion wood mainly has following each partial group: two frame side plates (4) are fixedly arranged on two sides of a main frame (1), a die holder (2) at the front end of the main frame (1) and a rear baffle (14) at the rear end of the main frame (1), a plurality of radial extrusion components are parallelly arranged and fixed on the frame side plates (4) through eccentric shaft sleeve supports (19) at two ends of the radial extrusion components, a radial extrusion cylinder (8) of the front radial extrusion component is fastened with the die holder (2), a discharge hole (11) of the radial extrusion cylinder (8) is connected with a die cavity (3) of the die holder (2), and a feed hole (12) of the radial extrusion cylinder (8) is connected with a discharge hole (11) of the rear radial extrusion cylinder (8); an extrusion cylinder (8) of a radial extrusion component at the rear end is adjacent to a rear baffle plate (14), and a large feeding cavity (16) of the extrusion cylinder (8) is connected with a feeding hopper (5); an adjusting and fixing screw hole (15) is designed on the rear baffle (14) and tightly props against the connection of the material inlet and the material outlet; a radial extrusion shaft (9) is arranged in an extrusion cylinder (8) of the radial extrusion component, and a plurality of groups of movable blades (10) are arranged on the radial extrusion shaft (9) and are uniformly distributed in a crossed manner; the radial extrusion shafts (9) are supported by eccentric shaft sleeve supports (19) at two ends and are fixedly connected with the ends of the radial extrusion barrels (8) to form eccentric cavities (13) between barrel shafts; one end head of the radial extrusion shaft (9) is also provided with a power transmission gear (17); an air vent (18) is designed on the radial extrusion cylinder (8); a heating plate (21) is arranged on the excircle of the radial extrusion component, and a temperature detection hole (20) is arranged; the main frame (1) is also provided with a speed reducer (6) and a variable speed motor (7) in a matching way to provide variable speed power for the radial extrusion component.

Detailed Description

The working condition of the radial extrusion wood-plastic product equipment of the utility model is described in the following by combining the specific examples. The multi-group radial extrusion components of the utility model are mounted and fixed on the frame side plate of the main frame through the eccentric shaft sleeve supports at the two ends of the multi-group radial extrusion components in parallel, radial extrusion shafts are mounted in the radial extrusion feed barrels, the inner diameter of each radial extrusion shaft is larger than the outer diameter of each radial extrusion shaft, and the radial extrusion shafts are fixed with the ends of the radial extrusion shafts through the eccentric supports, so that the outer diameter of one side of each radial extrusion shaft is tangent to the inner diameter of one side of each radial extrusion shaft, and an eccentric cavity is formed between the barrel shafts; a plurality of groups of movable blades are arranged on the radial extrusion shaft, the blade structure is of a sheet structure or a blade rod structure, the blades move back and forth in a cavity groove or a slotted hole of the radial extrusion shaft, and the blades are distributed on the section of the radial extrusion shaft in a crossed and uniform angle to form a structure of a blade-divided eccentric cavity; symmetrical feeding and discharging ports are designed in the axial direction of the excircle of the radial extrusion cylinder, the feeding port of each radial extrusion cylinder is connected with the discharging port of the next radial extrusion cylinder, the discharging port at the front end is connected with the die cavity of the die holder, and the feeding large cavity port of the radial extrusion cylinder at the rear end is connected with the feeding hopper, so that a conveying channel for compressing, stirring and extruding the original auxiliary materials in the operation process is formed. The heating device is arranged above and below the excircle of the radial extrusion cylinder arranged on the main frame, can adopt various modes, such as plate type or rod type resistance heaters, electromagnetic induction heaters or liquid medium heaters, is similar to the external shape formed by a plurality of radial extrusion parts and is arranged outside the radial extrusion parts, and provides softened and rapidly plasticized heat energy for the original auxiliary material together with heat generated by friction during the compression, stirring and extrusion operation of the heating radial extrusion cylinder and the radial extrusion parts; the radial extrusion part is provided with a temperature control monitoring point for monitoring and adjusting the temperature change and stability of the radial extrusion barrel at any time; the radial extrusion part is provided with air vents for providing partial gas discharged by the raw and auxiliary materials and the ingredients in the operation and heating process; the main frame is also provided with a variable speed motor, a reducer and a control system in a matching way, and power which can be automatically or manually adjusted is provided for the radial extrusion shaft through a gear at the shaft end.

The radial extrusion shaft is driven by the gear, the movable blade performs reciprocating motion in the eccentric cavity, when raw and auxiliary materials and ingredients enter the large feeding cavity from the feed hopper, the movable blade compresses the raw and auxiliary materials and ingredients in the eccentric cavity along with the rotation of the radial extrusion shaft to form a feeding state, the movable blade is driven by external power to drive the movable blade to compress the raw materials and the ingredients along with the rotation of the radial extrusion shaft, simultaneously, the heat provided by the heating component outside the radial extrusion cylinder and the friction heat generated by the compression and extrusion of the radial extrusion part gradually soften, the gradually softened raw and auxiliary materials and ingredients are gradually compressed by the movable blade in the eccentric cavity, and under the eccentric rotation and compression and extrusion of the radial extrusion shaft and the movable blade, the softened raw and auxiliary materials and ingredients are extruded to the position of the discharge port and are conveyed to the feed port of the adjacent radial extrusion cylinder, the primary plasticizing process of softening, compressing, extruding and stirring of the raw and auxiliary materials and ingredients is completed. And extruding and conveying the plasticized raw materials into a die cavity of a die holder for gathering along with the continuous operation of the equipment, wherein the die cavity of the die holder is connected with the die cavity of the die. Under the effect of external power, the blade between radial extrusion axle and radial extrusion cylinder has produced powerful extrusion force, and the plastify raw and other materials of gathering in the force die holder die cavity pass through mould die cavity extrusion moulding, produce the wood and mould goods, accomplish the utility model discloses the function that the radial extrusion production of equipment was moulded to wood.

Claims

1. The equipment for extruding the wood-plastic product in the radial direction is characterized in that: the radial extrusion device is characterized by comprising a plurality of radial extrusion components, wherein feeding and discharging ports are formed in the excircle symmetric sides of radial extrusion cylinders of the radial extrusion components, the radial extrusion cylinders and the extrusion shafts are of eccentric structures, movable blades are installed on the extrusion shafts, heating devices are installed outside the radial extrusion components, the radial extrusion components are installed and fixed on a main frame with two support side plates, a die holder and a rear baffle in parallel, and power is provided by a variable speed power system.

2. An apparatus for radially extruding a wood-plastic article according to claim 1, wherein: the radial extrusion shaft is arranged in the radial extrusion container, the inner diameter of the radial extrusion container is larger than the outer diameter of the radial extrusion shaft, the two ends of the radial extrusion shaft are provided with eccentric shaft sleeve supports for supporting the radial extrusion shaft, the eccentric shaft sleeve supports are fastened with the two ends of the radial extrusion container, so that the outer diameter of the radial extrusion shaft is tangent to one side of the inner diameter of the radial extrusion container, and a rotating component with an eccentric cavity structure is formed.

3. An apparatus for radially extruding a wood-plastic article according to claim 1, wherein: the radial extrusion shaft is designed with a blade cavity groove or a blade groove hole structure which can respectively provide installation for blades of a sheet structure and a blade rod structure to form an eccentric compression structure of the radial extrusion component.

4. An apparatus for radially extruding a wood-plastic article according to claim 1, wherein: the movable blades have a sheet structure or a sheet rod structure, one group of blades or a plurality of groups of blades or sheet rod structures form a crossed and uniform angle segmentation structure on the section of the radial extrusion shaft, and the raw materials in the eccentric cavity are forced to be compressed, extruded and conveyed in the cavity segmented by the blades.

5. An apparatus for radially extruding a wood-plastic article according to claim 1, wherein: the discharge port of the radial extrusion cylinder at the front end is connected with the die cavity of the die holder, and the large feeding cavity of the radial extrusion cylinder at the rear end is connected with the feed hopper to form an extrusion conveying channel for continuously compressing, extruding and stirring the raw and auxiliary materials and ingredients.

6. An apparatus for radially extruding a wood-plastic article according to claim 1, wherein: the outer circle of the radial extrusion part is also provided with a temperature detection hole and an air vent, the air vent is communicated with the inner cavity of the radial extrusion cylinder, and partial air is discharged at any time along with the original auxiliary materials and ingredients in the operation process of heating and plasticizing.

7. An apparatus for radially extruding a wood-plastic article according to claim 1, wherein: the external part of the radial extrusion cylinder can adopt a plate-type or rod-type resistance heater, an electromagnetic induction heater or a liquid medium heater, the heating device is similar to the external shape formed by a plurality of radial extrusion parts and is installed and fixed, and the original auxiliary material is softened and heated by heating the external part of the radial extrusion cylinder.

8. An apparatus for radially extruding a wood-plastic article according to claim 1, wherein: can design at the feeder hopper and install infrared preheating device, carry out infrared preheating in advance when the feeding to former auxiliary material to accelerate the softening of former auxiliary material.