CN213890425U - Wood profile extrusion equipment - Google Patents

Abstract

The utility model relates to a wooden section bar extrusion equipment, including hopper, die cavity, heating device and extrusion piston, the die cavity includes a plurality of templates of arranging along circumference, and the die cavity includes canned paragraph and adjustable section on the material extrusion direction, hopper, heating device and extrusion piston all are located the canned paragraph, the part rigid coupling that each template is located the canned paragraph is as an organic whole, is equipped with template interval adjusting device on the adjustable section. The utility model discloses a template interval adjusting device who sets up carries out the small range adjustment of template discharge end interval, satisfies the product requirement of multiple size to solved because preparation or assembly error cause the problem of product size out of tolerance.

Description

Wood profile extrusion equipment

Technical Field

The utility model relates to a wooden section bar preparation equipment field especially involves a wooden section bar extrusion equipment.

Background

In the processing process of wood, a large amount of waste materials such as sawdust and shavings are generated, and at present, the waste materials are mainly treated as fuel, so that the use value is low. The method is characterized in that sawdust and shavings are used as raw materials, an anticorrosive material is added to form an extrusion material, and then the extrusion material is extruded by an extruder to form square timbers. However, the die cavities of the currently used extruders are all fixed, and the sizes of the sections cannot be adjusted in a small range, so that the sizes of the sections of the square timbers are often out of tolerance due to machining errors of the die plates, and the product quality is affected.

Disclosure of Invention

The utility model discloses to prior art's not enough, provide a wooden section bar extrusion equipment, can make the wooden section bar of multiple cross-section, realized wooden section bar cross sectional dimension's small range adjustment moreover, solved because template machining error leads to the problem of section bar cross sectional dimension overproof.

The utility model discloses a through following technical scheme realizes, provides a wooden section bar extrusion equipment, include hopper, die cavity, heating device and extrude the piston, the die cavity includes a plurality of templates of arranging along circumference, and the die cavity includes canned paragraph and adjustable section in the material extrusion direction, hopper, heating device and extrusion piston all are located the canned paragraph, each template is located the part rigid coupling of canned paragraph as an organic whole, is equipped with template interval adjusting device on the adjustable section.

According to the scheme, the material is fed into the die cavity through the hopper, the material is pushed along the die cavity by the extrusion piston, the material is heated and dried when passing through the heating device, so that the material is preliminarily formed, and the section with the same shape as the discharge end of each template in a surrounding mode is formed when the material passes through the discharge end of the die cavity; through setting up the adjustable section, accessible template interval adjusting device makes the discharge end of each template take place the displacement along the die cavity cross section, utilizes the deformation of template to make die cavity discharge gate cross sectional dimension change to satisfy the product size requirement.

Preferably, the template spacing adjusting device comprises a fixedly arranged support and an adjusting frame fixedly connected with the support and sleeved on the adjustable section, a plurality of adjusting bolts corresponding to the templates penetrate through the adjusting frame, the adjusting bolts penetrate through one end of the adjusting frame and are vertically connected with the templates, and the adjusting bolts are connected with positioning nuts respectively positioned on two sides of the adjusting frame through threads. This optimization scheme is through setting up the support, makes things convenient for the fixed of alignment jig, passes the length of alignment jig through changing adjusting bolt, can realize the adjustment of die cavity cross-sectional dimension, adjusts the back and fixes adjusting bolt through two set nut to make template and die cavity fixed, simple structure, convenient operation.

Preferably, the cross section of the die cavity is rectangular, right-angled triangle or circular. When the cross section of the die cavity is rectangular, the manufactured wood section is square wood, can be used for the bottom surface of a cargo transportation tray, and plays a role in improving the carrying capacity of the tray; when the cross section of the die cavity is a right triangle, the manufactured wood section is the right triangle and can be used at the corner of the bottom of the cargo transport box, and the two right-angle sides are respectively attached to the side wall and the bottom of the transport box, so that the strength of the transport box is improved, the occupied space is reduced, and the accommodation capacity of the transport box is improved; when the cross section of the die cavity is circular, the manufactured wood section is cylindrical, and can be applied to containers with two circular-arc-shaped transition side walls to play a role in reinforcement.

As optimization, the die cavities are two pieces arranged along the transverse direction, and the bottom of the hopper is provided with discharge holes respectively communicated with the feed inlets of the two die cavities. This optimization scheme sets up the die cavity into two, and a hopper has been improved to the sharing, has simplified the structure.

Furthermore, the device also comprises a connecting plate which fixedly connects the fixed sections of the two die cavities into a whole. This optimization scheme is as an organic whole with two die cavity rigid couplings through the connecting plate, has improved the stability during operation, has improved the wholeness of equipment simultaneously.

Preferably, the extrusion piston is a bidirectional moving piston, and the two sides of the bidirectional moving piston are both provided with a die cavity and a hopper communicated with the die cavity. This optimization scheme is through will extruding the piston and set up to the two-way movement piston, makes the piston no matter be the return stroke or the process, all promotes the material, has improved production efficiency by a wide margin.

Preferably, the heating device comprises a low-temperature heating part and a high-temperature heating part which are sequentially arranged along the material extrusion direction. This optimization scheme sets up heating device into low temperature heating portion and high temperature heating portion, carries out low temperature heating earlier to the material, then is carrying out high temperature heating, makes the material that the piston promoted twice around each other fusibility better, has improved the wholeness of section bar.

Preferably, the low-temperature heating part and the high-temperature heating part each include a heating plate fixed to an outer side surface of the mold plate. This optimization scheme utilizes the hot plate to heat, not only makes things convenient for the installation of hot plate, and heating area is big moreover, and is more even to the heating of material.

The utility model has the advantages that: the template distance adjusting device is used for adjusting the distance between the discharging ends of the templates in a small range, so that the requirements of products with various sizes are met, and the problem that the size of the product is out of tolerance due to manufacturing or assembling errors is solved.

Drawings

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

FIG. 2 is a schematic cross-sectional view of a mold cavity according to an embodiment;

FIG. 3 is a top view of a mold cavity arrangement according to a second embodiment;

FIG. 4 is a schematic cross-sectional view of a tri-cavity of an embodiment;

FIG. 5 is a schematic cross-sectional view of a four-cavity embodiment;

shown in the figure:

1. the device comprises a workbench, 2 an extrusion piston, 3 a hopper, 4 a heating device, 5 a connecting plate, 6 a fixing bolt, 7 an adjusting frame, 8 a supporting leg, 9 a support, 10 a die cavity, 11 an adjusting bolt, 12 and a positioning nut.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

Example one

As shown in figure 1, a wooden section bar extrusion device comprises a workbench 1, a hopper 3, a die cavity 10, a heating device 4 and an extrusion piston 2, wherein the hopper is arranged on the workbench, the die cavity is fixedly arranged at the upper end of a supporting leg 8 fixedly connected with the workbench, the hopper is arranged above the die cavity, a material falls into the die cavity from the hopper, the extrusion piston is used for gradually pushing the material to the discharge end of the die cavity, and the structure of the extrusion piston and the hopper is realized by adopting the prior art.

The die cavity comprises a plurality of die plates arranged along the circumferential direction, an inner cavity formed by each die plate is a material channel, the die cavity comprises a fixed section and an adjustable section in the material extrusion direction, the hopper, the heating device and the extrusion piston are all positioned in the fixed section, the parts of the die plates positioned in the fixed section are fixedly connected into a whole through fixing bolts 6, and the adjustable section is provided with a die plate interval adjusting device.

The template interval adjusting device comprises a fixedly arranged support 9 and an adjusting frame 7 fixedly connected with the support 9 and sleeved on the adjustable section, a plurality of adjusting bolts 11 corresponding to the templates penetrate through the adjusting frame, the adjusting bolts 11 penetrate through one end of the adjusting frame to be vertically connected with the templates, the adjusting bolts are connected with positioning nuts 12 respectively located on two sides of the adjusting frame through threads, the adjusting bolts are fixed through the two positioning nuts, so that the templates and the die cavities are fixed, and the adjusting bolts are perpendicular to the material blocking surface of the templates. Because the material contains a large amount of shavings and wood fibers, the material cannot overflow from gaps between the templates during extrusion.

As shown in fig. 2, the cross section of the die cavity in this embodiment is rectangular, the adjusting frame is also rectangular, each side of the adjusting frame is parallel to each die plate, and after the positioning nut is loosened, the adjusting bolt penetrates through the length of the adjusting frame to adjust the section size of the discharge end of the die cavity, so that different production requirements are met.

Example two

The difference between the first embodiment and the second embodiment is that, as shown in fig. 3, the mold cavities are two transversely arranged, the lower surfaces and the upper surfaces of the fixed sections of the two mold cavities are fixedly connected into a whole through a connecting plate 5, the connecting plate is fixedly connected with the mold plate through bolts, the bottom of the hopper is provided with discharge ports respectively communicated with the feed ports of the two mold cavities, and the two mold cavities share one hopper, so that the production efficiency is improved.

For further improvement of production efficiency, the extrusion piston of the embodiment adopts the bidirectional movement piston in the prior art, the two sides of the bidirectional movement piston are both provided with the die cavity and the hopper communicated with the die cavity, and the piston pushes the material in the return stroke and the process.

Heating device includes low temperature heating portion and the high temperature heating portion that sets gradually along material extrusion direction, and low temperature heating portion and high temperature heating portion all include the hot plate of fixing at the template lateral surface.

EXAMPLE III

The difference between this embodiment and embodiment one lies in, as shown in fig. 4, the cross section of this embodiment die cavity is isosceles right triangle, and the alignment jig also is isosceles right triangle, and the section bar cross section of extruding through this embodiment die cavity is isosceles right triangle for packing box bottom four corners has reduced occupation space, has improved packing box capacity.

Example four

The difference between this embodiment and the first embodiment is that, as shown in fig. 5, the cross section of the die cavity of this embodiment is circular, the adjusting frame is also circular, the die plate is four arc segments uniformly distributed along the circumferential direction, four adjusting bolts are uniformly distributed on the adjusting frame along the circumferential direction, and the profile extruded through the die cavity of this embodiment is cylindrical and can be used for supporting or used for a container with an arc-shaped transition side wall corner to play a role in reinforcement.

Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims (8)

1. A wooden section bar extrusion equipment, includes hopper (3), die cavity (10), heating device (4) and extrusion piston (2), its characterized in that: the die cavity comprises a plurality of die plates arranged along the circumferential direction, the die cavity comprises a fixed section and an adjustable section in the material extrusion direction, the hopper, the heating device and the extrusion piston are all located in the fixed section, the parts of the die plates located in the fixed section are fixedly connected into a whole, and the adjustable section is provided with a die plate interval adjusting device.

2. The wood profile extrusion apparatus of claim 1, wherein: the template interval adjusting device comprises a fixedly arranged support (9) and an adjusting frame (7) fixedly connected with the support (9) and sleeved on the adjustable section, a plurality of adjusting bolts (11) corresponding to the templates respectively penetrate through the adjusting frame, one end of each adjusting bolt (11) penetrating through the adjusting frame is perpendicularly connected with the templates, and the adjusting bolts are connected with positioning nuts (12) respectively located on two sides of the adjusting frame through threads.

3. The wood profile extrusion apparatus of claim 1, wherein: the cross section of the die cavity is rectangular, right-angled triangle or circular.

4. The wood profile extrusion apparatus of claim 1, wherein: the die cavity is two along transversely arranging, and the bottom of hopper is seted up the discharge gate that communicates with the feed inlet of two die cavities respectively.

5. The wood profile extrusion apparatus of claim 4, wherein: also comprises a connecting plate (5) which fixedly connects the fixed sections of the two die cavities into a whole.

6. The wood profile extrusion apparatus of claim 1, wherein: the extrusion piston is a bidirectional moving piston, and the two sides of the bidirectional moving piston are both provided with a die cavity and a hopper communicated with the die cavity.

7. The wood profile extrusion apparatus of claim 1, wherein: the heating device comprises a low-temperature heating part and a high-temperature heating part which are sequentially arranged along the material extrusion direction.

8. The wood profile extrusion apparatus of claim 7, wherein: and the low-temperature heating part and the high-temperature heating part both comprise heating plates fixed on the outer side surfaces of the templates.

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