CN215943271U

CN215943271U - Hot-press forming die for medium-density fiberboard

Info

Publication number: CN215943271U
Application number: CN202122022127.1U
Authority: CN
Inventors: 黄伏平
Original assignee: Jiangxi Lvzhouyuan Wood Industry Co ltd
Current assignee: Jiangxi Lvzhouyuan Wood Industry Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-04
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to the technical field of fiber boards, and discloses a hot-press forming die for a medium-density fiber board, which solves the problem of hidden mounting trouble caused by the fact that the molded fiber board needs to be taken out manually after waiting for cooling at present and comprises a workbench, a lower die and an upper die, wherein the lower die is positioned between the upper die and the workbench, supporting legs are fixedly arranged at the top of the workbench, and the supporting legs are fixedly connected with the lower die; according to the utility model, through the matching of the bottom plate and the ejector rod, when the bottom plate moves downwards, the ejector rod moves downwards, the return spring is compressed, the ejector rod is fixed through the matching of the upright post, the disc, the mounting sleeve and the fastening bolt, and when the formed fiber plate needs to be taken out, the fastening bolt is loosened, so that the ejector rod moves upwards under the reset action of the return spring, the ejector rod drives the bottom plate to move upwards and eject the fiber plate in the lower die, and the potential safety hazard is reduced by replacing manual operation.

Description

Hot-press forming die for medium-density fiberboard

Technical Field

The utility model belongs to the technical field of fiber boards, and particularly relates to a hot-press forming die for a medium-density fiber board.

Background

The fiberboard is an environment-friendly furniture building material substitute which is formed by using agricultural three residues or inferior small firewood and the like as main raw materials through hot grinding, drying, gluing, paving, hot pressing, post-treatment and sanding, replaces logs, is a typical representative of waste turning in the forest processing industry, draws wide attention of people from birth and becomes the pillar industry of the wood processing industry, and the hot press forming is an important process on board production flow water.

Need use the mould at the hot pressing in-process, need take out the raw materials that hot pressing was accomplished in the mould after hot pressing is accomplished, the raw materials that hot pressing was accomplished often the temperature is higher, need wait for the cooling and just can the manual work take out, wastes time and energy to the raw materials of high temperature can cause the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the hot-press forming die for the medium-density fiberboard, which effectively solves the problem of hidden installation troubles caused by the fact that the molded fiberboard needs to be taken out manually after waiting for cooling at present.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hot briquetting mould of medium density fiberboard, includes workstation, bed die and last mould, and the bed die is located between mould and the workstation, the top fixed mounting of workstation has the supporting legs, supporting legs and bed die fixed connection, installs ejection mechanism in the middle of the bottom of workstation, and ejection mechanism's top fixed mounting has the bottom plate that is located the inside of bed die, and stop gear is installed to the bottom of workstation, and the bottom fixed mounting of workstation has the supporting seat.

Preferably, the ejection mechanism comprises an ejector rod fixedly connected with the bottom plate, a disc is fixedly mounted below the ejector rod, the bottom of the ejector rod extends to the workbench, and a return spring positioned between the lower die and the workbench is movably sleeved on the outer side of the ejector rod.

Preferably, the number of the ejector rods is three, the three ejector rods are the same in shape and size, and the three ejector rods are arranged in a triangular shape.

Preferably, the inside activity of disc has cup jointed the stand, the top and the workstation fixed connection of stand, and the bottom fixed mounting of disc has the installation cover that cup joints with the stand activity, and fastening bolt is installed on the right side of installation cover.

Preferably, stop gear includes the external cover that fixedly cup joints with the ejector pin, and the equal fixed mounting in top both sides of external cover has the gag lever post, and the top fixedly connected with of external cover and gag lever post activity cup joint's spacing spring.

Preferably, the bottom of the workbench is provided with a positioning hole, and the limiting rod is movably clamped with the positioning hole.

Preferably, the top fixed mounting who goes up the mould has the roof, and the bottom of roof is close to the equal fixed mounting in four corners position and has the kelly, and the draw-in groove with kelly looks adaptation is all seted up near four corners position at the top of bed die.

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

(1) according to the utility model, through the matching of the bottom plate and the ejector rod, when the bottom plate moves downwards, the ejector rod moves downwards, the return spring is compressed, the ejector rod is fixed through the matching of the upright post, the disc, the mounting sleeve and the fastening bolt, and when the formed fiber plate needs to be taken out, the fastening bolt is loosened, so that the ejector rod moves upwards under the reset action of the return spring, the ejector rod drives the bottom plate to move upwards and eject the fiber plate in the lower die, and the potential safety hazard is reduced by replacing manual operation;

(2) this is novel through the cooperation between ejector pin and stand and the disc for three ejector pin can reciprocate simultaneously, and through the cooperation between external sleeve and gag lever post and the spacing spring, carry on spacingly to three ejector pin, prevents that the ejector pin from rocking appearing in the in-process that removes, and the fibreboard parallel after will forming is ejecting, prevents that it from taking place the condition of warping because the atress is uneven.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

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

FIG. 2 is an exploded view of the mold of the present invention;

FIG. 3 is a schematic structural diagram of the ejection mechanism of the present invention;

FIG. 4 is a schematic structural view of a limiting mechanism of the present invention;

in the figure: 1. a work table; 2. an ejection mechanism; 201. a top rod; 202. a disc; 203. installing a sleeve; 204. fastening a bolt; 205. a column; 206. a return spring; 3. a limiting mechanism; 301. an external connecting sleeve; 302. a limiting rod; 303. positioning holes; 304. a limiting spring; 4. a supporting seat; 5. supporting legs; 6. a lower die; 7. a clamping rod; 8. a top plate; 9. an upper die; 10. a card slot; 11. a base plate.

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.

In the first embodiment, as shown in fig. 1-4, the present invention includes a workbench 1, a lower mold 6 and an upper mold 9, the lower mold 6 is located between the upper mold 9 and the workbench 1, a top plate 8 is fixedly installed on the top of the upper mold 9, clamping rods 7 are fixedly installed on the bottom of the top plate 8 near four corners, clamping slots 10 adapted to the clamping rods 7 are respectively formed on the top of the lower mold 6 near four corners, supporting legs 5 are fixedly installed on the top of the workbench 1, the supporting legs 5 are fixedly connected to the lower mold 6, an ejection mechanism 2 is installed in the middle of the bottom of the workbench 1, a bottom plate 11 located inside the lower mold 6 is fixedly installed on the top of the ejection mechanism 2, a limiting mechanism 3 is installed on the bottom of the workbench 1, a supporting seat 4 is fixedly installed on the bottom of the workbench 1, when in use, the top plate 8 is firstly moved downward by external force until the clamping rods 7 are clamped inside the clamping slots 10, then the top plate 8 drives the upper die 9 to continuously move downwards, so that the raw materials in the lower die 6 are extruded, a formed fiberboard is obtained, and the formed fiberboard is ejected out in parallel through the ejection mechanism 2 and the limiting mechanism 3.

In the second embodiment, on the basis of the first embodiment, the ejection mechanism 2 includes three ejector rods 201 fixedly connected to the bottom plate 11, the number of the ejector rods 201 is three, the three ejector rods 201 have the same shape and size, the three ejector rods 201 are arranged in a triangle, a disc 202 is fixedly mounted on the bottom of the ejector rod 201 extending to the lower side of the workbench 1, a return spring 206 located between the lower mold 6 and the workbench 1 is movably sleeved on the outer side of the ejector rod 201, a column 205 is movably sleeved inside the disc 202, the top of the column 205 is fixedly connected to the workbench 1, a mounting sleeve 203 movably sleeved on the bottom of the disc 202 and the column 205 is fixedly mounted on the right side of the mounting sleeve 203, a fastening bolt 204 is mounted on the right side of the mounting sleeve 203, when the upper mold 9 is pressed down, the bottom plate 11 drives the ejector rods 201 to move down, the return spring 206 compresses, then the fastening bolt 204 is tightened, the column 205 is fixed to the disc 202, and then the frame ejector rods 201 are fixed, after the fiberboard inside the lower mold 6 is molded, the top plate 8 and the upper mold 9 are then moved upward, the fastening bolt 204 is loosened, and the return spring 206 is reset at this time to drive the ejector rod 201 to move upward and drive the bottom plate 11 to move upward and eject the molded fiberboard inside the lower mold 6.

Third embodiment, on the basis of the first embodiment, the limiting mechanism 3 includes an external sleeve 301 fixedly sleeved with the top rod 201, both sides of the top of the external sleeve 301 are fixedly provided with limiting rods 302, the bottom of the workbench 1 is provided with positioning holes 303, the limiting rods 302 are movably clamped with the positioning holes 303, the top of the external sleeve 301 is fixedly connected with limiting springs 304 movably sleeved with the limiting rods 302, when the top rod 201 moves upwards, the external sleeve 301 moves upwards at the moment, and meanwhile, the limiting rods 302 move inside the positioning holes 303, so that the three external sleeves 301 can move parallel at the same time, and the molded fiberboard can be ejected out in parallel, and deformation of the fiberboard can be prevented.

The working principle is as follows: when the device is used, firstly, the top plate 8 moves downwards by using external force until the clamping rod 7 is clamped into the clamping groove 10, then the top plate 8 drives the upper die 9 to move downwards continuously so as to extrude raw materials in the lower die 6, at the moment, the ejector rod 201 moves downwards, the return spring 206 compresses, then the fastening bolt 204 is screwed down to fix the upright post 205 and the disc 202, at the moment, the frame ejector rod 201 is fixed, after a fiberboard in the lower die 6 is formed, the top plate 8 and the upper die 9 move upwards, then the fastening bolt 204 is loosened, at the moment, the return spring 206 resets to drive the ejector rod 201 to move upwards, at the same time, the bottom plate 11 is driven to move upwards and eject the formed fiberboard in the lower die 6, when the ejector rod 201 moves upwards, the outer connecting sleeve 301 moves upwards, at the same time, the limiting rod 302 moves in the positioning hole 303, so that the three outer connecting sleeves 301 can move in parallel at the same time, therefore, the formed fiber board can be ejected out in parallel, and deformation of the fiber board is prevented.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hot briquetting mould of medium density fiberboard, includes workstation (1), bed die (6) and goes up mould (9), and bed die (6) are located between mould (9) and workstation (1), its characterized in that: supporting legs (5) are fixedly mounted at the top of the workbench (1), the supporting legs (5) are fixedly connected with the lower die (6), an ejection mechanism (2) is mounted in the middle of the bottom of the workbench (1), a bottom plate (11) located inside the lower die (6) is fixedly mounted at the top of the ejection mechanism (2), a limiting mechanism (3) is mounted at the bottom of the workbench (1), and a supporting seat (4) is fixedly mounted at the bottom of the workbench (1).

2. The thermoforming mold for medium density fiberboard of claim 1, wherein: the ejection mechanism (2) comprises an ejector rod (201) fixedly connected with the bottom plate (11), a disc (202) is fixedly mounted below the ejector rod (201) and extends to the workbench (1), and a return spring (206) located between the lower die (6) and the workbench (1) is movably sleeved on the outer side of the ejector rod (201).

3. The thermoforming mold for medium density fiberboard of claim 2, wherein: the number of the ejector rods (201) is three, the three ejector rods (201) are the same in shape and size, and the three ejector rods (201) are arranged in a triangular shape.

4. The thermoforming mold for medium density fiberboard of claim 2, wherein: the inside activity of disc (202) has cup jointed stand (205), the top and workstation (1) fixed connection of stand (205), and the bottom fixed mounting of disc (202) has installation cover (203) that cup joints with stand (205) activity, and fastening bolt (204) are installed on the right side of installation cover (203).

5. The thermoforming mold for medium density fiberboard of claim 1, wherein: stop gear (3) include with ejector pin (201) fixed outer adapter sleeve (301) that cup joints, the equal fixed mounting in top both sides of outer adapter sleeve (301) has gag lever post (302), and the top fixedly connected with of outer adapter sleeve (301) cup joints spacing spring (304) with gag lever post (302) activity.

6. The thermoforming mold for medium density fiberboard of claim 1, wherein: the bottom of the workbench (1) is provided with a positioning hole (303), and the limiting rod (302) is movably clamped with the positioning hole (303).

7. The thermoforming mold for medium density fiberboard of claim 1, wherein: the top fixed mounting who goes up mould (9) has roof (8), and the bottom of roof (8) is close to the equal fixed mounting in four corners position and has kelly (7), and draw-in groove (10) with kelly (7) looks adaptation are all seted up near the four corners position in the top of bed die (6).