CN112518943B - Medium-high density fiberboard preparation device and method for preparing fiberboard by using same - Google Patents
Medium-high density fiberboard preparation device and method for preparing fiberboard by using same Download PDFInfo
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- CN112518943B CN112518943B CN202011174608.8A CN202011174608A CN112518943B CN 112518943 B CN112518943 B CN 112518943B CN 202011174608 A CN202011174608 A CN 202011174608A CN 112518943 B CN112518943 B CN 112518943B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/04—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27L—REMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
- B27L5/00—Manufacture of veneer ; Preparatory processing therefor
- B27L5/06—Cutting strips from a stationarily- held trunk or piece by a rocking knife carrier, or from rocking trunk or piece by a stationarily-held knife carrier; Veneer- cutting machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/10—Moulding of mats
- B27N3/14—Distributing or orienting the particles or fibres
- B27N3/143—Orienting the particles or fibres
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Abstract
The invention discloses a device for preparing a medium-high density fiberboard, which comprises a conveying mesh belt, an upper laminating device and an intubation mechanism, wherein the intubation mechanism comprises an outer pipe, pipe frames and a pipe supporting mechanism, the outer side walls of two hard pipe sections which are distributed up and down on the outer pipe and the outer side walls of hose sections which are distributed on two sides of the outer pipe are encircled to form an annular side wall for supporting pipe holes, and two ends of the outer pipe can be detachably arranged between the inner side walls of the two pipe frames; the inside at the outer tube between two pipe racks is installed to prop a tub mechanism, including the pivot of driven power mechanism drive rotation, set up at the hose section inboard and can be along the gliding arc clamp plate of spout that two direction support interblocks formed, the arc clamp plate can support the surface of hose section to lie in same disc with the surface of hard pipeline section, connect through the interlock subassembly between arc clamp plate and the pivot, its preparation method includes the step: the invention can improve the pressing efficiency of the fiber board with the pipe holes and improve the quality of the fiber board.
Description
Technical Field
The invention relates to the technical field of a fiberboard preparation device and a method, in particular to a medium-high density fiberboard preparation device and a method for preparing a fiberboard.
Background
During the production process of the fiber board with the pipe holes, a pipe inserting mechanism is generally preset in the middle of the fiber board in advance, the pipe inserting mechanism generally consists of a pipe group with a plurality of pipe fittings, and after the fiber board is pre-pressed and formed, the pipe group in the middle of the fiber board is drawn out, namely, a plurality of pipe holes are formed in the middle of the fiber board. Due to the fact that pressure is difficult to apply between the pipe holes, particularly around the pipe holes, the fiber board is a weak link pressed, breakage is easy to occur in the using process, and the quality of the fiber board is reduced.
Disclosure of Invention
Therefore, the invention provides a medium-high density fiberboard preparation device and a method for preparing a fiberboard, which aim to overcome the defects in the prior art.
A middle and high density fiberboard preparation device comprises a conveying mesh belt and an upper layer laminating device arranged above the conveying mesh belt, wherein a pipe inserting mechanism which transversely penetrates through the conveying mesh belt is arranged above the conveying mesh belt, the pipe inserting mechanism is arranged in the middle of a fiberboard to be pressed, and the pipe inserting mechanism comprises:
the outer pipe is arranged in a plurality of groups in parallel, is used for forming a plurality of pipe holes in the middle of the fiberboard and comprises a hard pipe section and a hose section, the outer side walls of the two hard pipe sections which are distributed up and down and the hose sections which are distributed on two sides enclose an annular side wall which is used for supporting the pipe holes, and one side of the inner side wall of each hard pipe section extends inwards to form a guide supporting block;
the pipe frames are arranged on two sides of the conveying net belt, and two ends of the outer pipes are detachably arranged between the inner side walls of the two pipe frames;
pipe supporting mechanism installs two between the pipe bracket the inside of outer tube is in including being driven rotatory pivot of power mechanism drive, setting hose section inboard and can be along two the gliding arc clamp plate of spout that forms between the direction support piece, the arc clamp plate can support the surface of hose section to press to be located same disc with the surface of hard pipeline section, be connected through the interlock subassembly between arc clamp plate and the pivot.
Preferably, the linkage assemblies are a plurality of groups which are uniformly distributed along the rotating shaft, each linkage assembly comprises an elliptical cam and a limiting guide sliding block, the center of each elliptical cam is mounted on the rotating shaft, each limiting guide sliding block is mounted on the corresponding sliding groove in a sliding mode, a guide hole is formed in the middle of each limiting guide sliding block, a guide rod is arranged inside each guide hole, the outer ends of the guide rods are connected to the inner surface of the arc-shaped pressing plate, guide wheels are connected to the inner ends of the guide rods in a rolling mode, and the guide wheels can slide along the outer side surfaces of the elliptical cams.
Preferably, first grooves are formed in the periphery of the lower surface of the hard pipe section, and second grooves matched with the first grooves are formed in the periphery of the upper surface of the soft pipe section.
Preferably, the top of the first groove is provided with a discharge hole communicated with the outside of the hard pipe section.
Preferably, the inner surface of the hose section is connected with the outer surface of the arc-shaped pressure plate through a compression spring.
Preferably, one of the pipe racks is fixedly arranged, the other pipe rack is arranged in a sliding way through a sliding rail,
the two ends of the hard pipe section are connected through a mounting ring, the middle part of the mounting ring is sleeved with the rotating shaft through a first bearing, the inner side wall of the pipe frame which is arranged in a sliding mode is provided with a mounting groove for limiting the rotation of the mounting ring, the outer side wall of the pipe frame which is arranged in a sliding mode is provided with rotating rollers through a second bearing, two adjacent rotating rollers are connected through a belt, a roller shaft of one rotating roller is driven to rotate through a motor, the inner side of each rotating roller is provided with a rotating hole for limiting the rotation of the rotating shaft, and the rotating shaft extends to the outer side of the mounting ring and is inserted into the rotating hole;
the fixed mount ring of setting pipe support end fixed mounting is in corresponding the inside wall of pipe support.
A method for preparing a fiber board by a medium-high density fiber board preparation device comprises the following steps:
s100, material preparation:
cutting the raw materials of the trees into wood chips by a chipping machine, removing fines, soil and gravels in the wood chips by a screening machine, and conveying the wood chips into a storage bin through a conveying belt;
s200, manufacturing a fiberboard:
uniformly feeding the material prepared in the step S100 into a preheating digester through a screw feeder, feeding the wood chips into a defibrator after the wood chips are cooked and softened, separating the cooked wood chips into fibers under the action of heat and machinery, fully mixing the fibers with additives, feeding the fibers into a system pipeline through air, feeding the fibers into a cyclone separator, separating moisture in wet fibers, then dropping the fibers onto a forward and reverse belt conveyor through a discharge valve of the cyclone separator, and feeding the fibers into a dry fiber bin for temporary storage;
s300, fiberboard pressing: erecting the pipe inserting mechanism in advance, paving fibers in a dry fiber bin on a conveying mesh belt to form a fiber layer, enabling the pipe inserting mechanism to be located in the middle of the paved fiber layer, pressing the fiber layer by using an upper layer pressing device, simultaneously driving the pipe inserting mechanism to press the fiber layer among pipe holes of a fiber plate, then cutting the fiber layer into the fiber plate with the pipe holes, drawing the pipe inserting mechanism out of the formed fiber plate, feeding the formed fiber plate into a hot press through a plate loading machine, and feeding the formed fiber plate into a conveying process through a plate unloading machine after hot pressing;
s400, subsequent processing:
and (3) performing transverse and forward sawing on the conveyed fiber board to form a semi-finished board, and then sanding, dividing, stacking, packaging and inspecting the fiber board subjected to heat dissipation storage to obtain the high-density fiber board with pipe holes in the middle of the finished product.
Preferably, the additive consists of diatomite, an adhesive patch and paraffin, the fiber, the diatomite, the adhesive patch and the paraffin are mixed according to the mass ratio of 22: 1: 10: 1, and the mixed materials are fully mixed.
The invention has the following advantages:
the invention can realize the pressing of the fiber plate between the conveying net belt and the upper laminating device through the upper laminating device and the pipe inserting mechanism, the adjusting pipe inserting mechanism can further press the fiber between the pipe holes of the fiber plate, the pressing strength of the fiber plate between the pipe holes of the adjacent fiber plate is improved, the finished product quality of the fiber plate is improved, and the outer pipe can be more easily drawn out from the pipe hole through the adjusting of the pipe inserting mechanism.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the outer tube of the cannula mechanism of the present invention shown withdrawn from the holes in the fiberboard;
FIG. 3 is a schematic structural view of the pipe supporting mechanism of the present invention without supporting the arc-shaped pressing plate;
FIG. 4 is a schematic structural diagram of the pipe supporting mechanism of the present invention when supporting the arc-shaped pressing plate;
FIG. 5 is an enlarged view of A in FIG. 3 according to the present invention;
FIG. 6 is an enlarged view of B in FIG. 4 according to the present invention;
FIG. 7 is a schematic view of the side of the mobile pipe rack of the present invention;
FIG. 8 is a schematic view of the connection structure between the outer tube, the rotating shaft and the mounting ring according to the present invention;
fig. 9 is a partial sectional view schematically showing the joint of the pipe and the pipe frame of fig. 7 according to the present invention.
In the figure:
10-conveying mesh belt; 20-laminating means; 30-a fiberboard; 40-pipe holes; 1-an outer tube; 2-pipe frame; 3-a pipe supporting mechanism;
101-a hard pipe section; 102-a hose section; 103-a guide support block; 104-a first groove; 105-a second groove; 106-discharge hole; 107-compression spring; 108-a slide rail; 109-a mounting ring; 110-a first bearing; 111-mounting grooves; 112-a second bearing; 113-a turning roll; 114-a motor; 115-rotation hole; 116-a belt;
301-a rotating shaft; 302-a chute; 303-arc pressing plate; 304-elliptical cam; 305-a limit guide slide block; 306-a pilot hole; 308-a guide bar; 309-guide wheel.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1:
as shown in fig. 1 to 9, a middle/high density fiberboard manufacturing apparatus is mainly used for a pressing process in a manufacturing process of a fiberboard 30 having a pipe hole 40 at the middle thereof. Specifically, the method comprises the following steps:
the preparation device comprises a common conveying mesh belt 10 and an upper laminating device 20 arranged above the conveying mesh belt 10, wherein a pipe inserting mechanism which transversely penetrates through the conveying mesh belt 10 is arranged above the conveying mesh belt 10, and the pipe inserting mechanism is arranged in the middle of a fiber plate 30 to be pressed. The tube inserting mechanism is generally composed of a tube group having a plurality of tube members, and after the fiber sheet 30 is pre-formed, the tube group is drawn out from the middle of the fiber sheet 30, i.e., a plurality of tube holes 40 are formed in the middle of the fiber sheet 30. The weak links pressed by the fiberboard 30 are difficult to bear among the pore 40, especially around the pore, and are easy to break in the using process.
The cannula mechanism of the present invention employs a unique design to overcome the above-mentioned deficiencies. Specifically, the method comprises the following steps:
the pipe inserting mechanism comprises an outer pipe 1, a pipe frame 2 and a pipe supporting mechanism 3.
The outer pipe 1 is arranged in parallel in a plurality of groups, the outer pipe 1 is used for forming a plurality of pipe holes 40 in the middle of the fiberboard 30 and comprises hard pipe sections 101 and hose sections 102, the outer side walls of the two hard pipe sections 101 distributed up and down and the hose sections 102 distributed on two sides enclose and form an annular side wall for supporting the pipe holes 40, and one side of the inner side wall of each hard pipe section 101 extends inwards to form a guide support block 103.
A first groove 104 is formed around the lower surface of the hard pipe segment 101, and a second groove 105 which is matched with the first groove 104 is formed around the upper surface of the soft pipe segment 102. The top of the first groove 104 is provided with a discharge hole 106 which is communicated with the outside of the hard pipe segment 101.
The inner surface of the hose segment 102 is connected with the outer surface of the arc-shaped pressure plate 303 through a compression spring 107.
one of them the fixed setting of pipe support 2, another the pipe support 2 passes through slide rail 108 and slides the setting, the both ends of hard pipe section 101 are all connected through collar 109, the middle part of collar 109 is through first bearing 110 suit pivot 301, slide the setting the inside wall of pipe support 2 is provided with spacing collar 109 pivoted mounting groove 111 slides the setting the lateral wall of pipe support 2 is installed through second bearing 112 and is rotated roller 113, adjacent two connect through belt 116 between the rotation roller 113, one of them the roller of rotation roller 113 passes through the motor 114 drive rotation, and the inboard of rotation roller 113 is provided with spacing the rotatory commentaries on classics hole 115 of pivot 301, pivot 301 extends to the outside of collar 109 and inserts the inside of changeing hole 115.
The fixed mounting ring 109 that sets up 2 ends of pipe support is fixed mounting in the corresponding inside wall of pipe support 2.
The linkage assemblies are a plurality of groups which are uniformly distributed along the rotating shaft 301, each linkage assembly comprises an elliptical cam 304 and a limiting guide sliding block 305, the centers of the elliptical cams are mounted on the rotating shaft 301, the limiting guide sliding blocks 305 are mounted on the sliding grooves 302 in a sliding mode, guide holes 306 are formed in the middle of the limiting guide sliding blocks 305, guide rods 308 are arranged inside the guide holes 306, the outer ends of the guide rods 308 are connected to the inner surface of the arc-shaped pressing plate 303, guide wheels 309 are connected to the inner ends of the guide rods 308 in a rolling mode, and the guide wheels 309 can slide along the outer side surface of the elliptical cam 304.
Example 2:
a method for preparing a fiber board by a medium-high density fiber board preparation device comprises the following steps: the method comprises the following steps:
s100, material preparation:
cutting the raw materials of the trees into wood chips by a chipping machine, removing fines, soil and gravels in the wood chips by a screening machine, and conveying the wood chips into a storage bin through a conveying belt;
s200, manufacturing a fiberboard:
and (3) uniformly feeding the material prepared in the step (S100) into a preheating digester through a screw feeder, cooking and softening wood chips, feeding the softened wood chips into a defibrator, separating the cooked wood chips into fibers under the action of heat and machinery, and fully mixing the fibers with the additive. In the embodiment of the invention, the additive consists of diatomite, an adhesive patch and paraffin, the fiber, the diatomite, the adhesive patch and the paraffin are mixed according to the mass ratio of 22: 1: 10: 1, and the mixed materials are fully mixed.
The wet fibers are sent into a system pipeline through air, enter a cyclone separator, are separated from moisture in the wet fibers, fall onto a forward and reverse rotating belt conveyor through a discharging valve of the cyclone separator and are sent into a dry fiber bin for temporary storage;
s300, fiberboard pressing: the method comprises the following steps:
step one, erecting the pipe inserting mechanism in advance: the movable pipe frame 2 and the outer pipe 1 connected with the inner side of the movable pipe frame are driven to move towards one side of the fixedly arranged pipe frame 2 along the slide rail 108, the mounting ring 109 connected with one end of the outer pipe 1 is inserted into the mounting groove 111 on the inner side of the movably arranged pipe frame 2, the mounting ring 109 cannot rotate relative to the mounting groove 111, one end of the rotating shaft 301 rotatably arranged in the middle of the mounting ring 109 is inserted into the rotating hole 115 of the rotating roller 113 and can synchronously rotate along with the rotating roller 113;
step two, pressing the fiber board: the fiber in the dry fiber bin is paved on the conveying mesh belt 10 to form a fiber layer, the pipe inserting mechanism is positioned in the middle of the paved fiber layer, the upper laminating device 20 is utilized to press the fiber layer, meanwhile, the pipe inserting mechanism is driven to press the fiber layer between pipe holes 40 of the fiber plate 30, and then the fiber layer is cut into the fiber plate 30 with the pipe holes 40. Specifically, the method comprises the following steps:
the dry fibers are distributed over the foraminous belt 10 and fill the gaps between the orifices 40 of the fiber sheet 30. When the intubation mechanism is in an initial state, the guide wheel 309 is in contact with a non-raised part of the elliptical cam 304, one end of the guide wheel 309 moves inwards through the arc-shaped pressing plate 303 connected with the guide rod 308, the hose segment 102 connected with the arc-shaped pressing plate 303 through the compression spring 107 can be relatively sunk into the inner side of the hard tube segment 101 under the elastic action of the compression spring 107, namely, the hose segment 102 is sunk into the side wall of the hard tube segment 101, and a fiber chamber for containing dry fibers is formed on the outer side surface of the hose segment 102;
then, the motor 114 drives one of the rotating rollers 113 to rotate, and under the connecting action of the belt 116, a plurality of rotating rollers 113 connected by the belt 116 rotate synchronously, and when the rotating rollers 113 rotate, the rotating rollers 113 are arranged on the rotating rollers
The rotating shaft 301 in the rotating hole 115 of 113 rotates relative to the mounting ring 109, the elliptical cams 304 mounted on the rotating shaft 301 rotate synchronously, the guide wheel 309 contacts with the raised part of the elliptical cam 304, the guide rod 308 connected to one end of the guide wheel 309 moves outwards along the guide hole 306 of the limit guide slider 305, the arc-shaped pressing plate 303 arranged at the far end of the guide rod 308 moves outwards, the hose segment 102 arranged outside the arc-shaped pressing plate 303 also moves outwards, the second groove 105 arranged outside the hose segment 102 is matched with the first groove 104 arranged inside the hard pipe segment 101, the dry fiber between the second groove 105 and the first groove 104 is discharged from the discharge hole 106 on the surface of the first groove 104, the outer surface of the hose segment 102 and the outer surface of the hard pipe segment 101 are positioned on the same circular surface, and the dry fiber previously contained in the fiber chamber is further filled in the gap between the tube holes 40 of two adjacent fiberboards 30, the strength of the fiber board is enhanced;
and step three, drawing the pipe inserting mechanism out of the formed fiber board 30, conveying the formed fiber board 30 into a hot press through a board loading machine, and conveying the fiber board into a conveying process through a board unloading machine after hot pressing. Specifically, the method comprises the following steps:
the driving motor 114 rotates the rotating shaft 301 again, the guide wheel 309 contacts with the non-convex part of the elliptical cam 304, the arc-shaped pressing plate 303 moves towards the inner side, and the hose section 102 is separated from the inner side wall of the pipe hole 40 after the fiberboard 30 is formed under the pulling force of the compression spring 107, so that the subsequent extraction of the outer pipe 1 from the pipe hole 40 is facilitated.
S400, subsequent processing:
and (3) performing transverse and forward sawing on the conveyed fiber board 30 to form a semi-finished board, and then sanding, grading, stacking, packaging and inspecting the fiber board 30 subjected to heat dissipation storage to obtain the high-density fiber board 30 with the pipe holes 40 in the middle of the finished product.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. A medium and high density fiberboard preparation device comprises a conveying mesh belt (10) and an upper laminating device (20) arranged above the conveying mesh belt (10), wherein a pipe inserting mechanism which traverses the conveying mesh belt (10) is arranged above the conveying mesh belt (10), the pipe inserting mechanism is arranged in the middle of a fiberboard (30) to be pressed, and the device is characterized in that: the cannula mechanism includes:
the fiber board comprises outer pipes (1) which are arranged in parallel, wherein the outer pipes (1) are used for forming a plurality of pipe holes (40) in the middle of a fiber board (30) and comprise hard pipe sections (101) and hose sections (102), the outer side walls of the two hard pipe sections (101) which are distributed up and down and the hose sections (102) which are distributed on two sides enclose and form an annular side wall for supporting the pipe holes (40), and one side of the inner side wall of each hard pipe section (101) extends inwards to form a guide supporting block (103);
the pipe frames (2) are arranged on two sides of the conveying mesh belt (10), and two ends of the outer pipes (1) are detachably arranged between the inner side walls of the two pipe frames (2);
pipe supporting mechanism (3), install two between pipe support (2) the inside of outer tube (1), including rotatory pivot (301), the setting of driven power mechanism drive hose section (102) are inboard and can be along two spout (302) gliding arc clamp plate (303) that form between direction supporting shoe (103), arc clamp plate (303) can support the surface of hose section (102) to press to be located same disc with the surface of hard tube section (101), be connected through linkage assembly between arc clamp plate (303) and pivot (301).
2. The apparatus for preparing medium and high density fiberboard of claim 1, wherein: the linkage components are a plurality of groups which are uniformly distributed along the rotating shaft (301), each linkage component comprises an elliptical cam (304) and a limiting guide sliding block (305), the centers of the elliptical cams are installed on the rotating shaft (301), the limiting guide sliding blocks (305) are installed on the sliding grooves (302) in a sliding mode, guide holes (306) are formed in the middle of the limiting guide sliding blocks (305), guide rods (308) are arranged inside the guide holes (306), the outer ends of the guide rods (308) are connected to the inner surface of the arc-shaped pressing plate (303), the inner ends of the guide rods (308) are connected with guide wheels (309) in a rolling mode, and the guide wheels (309) can slide along the outer side surface of the elliptical cam (304).
3. The apparatus for preparing medium and high density fiberboard of claim 1, wherein: first grooves (104) are formed in the periphery of the lower surface of the hard pipe section (101), and second grooves (105) matched with the first grooves (104) are formed in the periphery of the upper surface of the hose section (102).
4. The apparatus for preparing medium and high density fiberboard of claim 3, wherein: the top of the first groove (104) is provided with a discharge hole (106) which is communicated with the outside of the hard pipe section (101).
5. The apparatus for preparing medium and high density fiberboard of claim 1, wherein: the inner surface of the hose segment (102) is connected with the outer surface of the arc-shaped pressure plate (303) through a compression spring (107).
6. The apparatus for preparing medium and high density fiberboard of claim 1, wherein: one of the pipe racks (2) is fixedly arranged, the other pipe rack (2) is arranged in a sliding way through a sliding rail (108), the both ends of hard pipe section (101) all are connected through collar (109), the middle part of collar (109) is through first bearing (110) suit pivot (301), slide the setting the inside wall of pipe support (2) is provided with spacing collar (109) pivoted mounting groove (111), slide the setting the lateral wall of pipe support (2) is installed through second bearing (112) and is rotated roller (113), adjacent two rotate between the roller (113) and connect through belt (116), a roll shaft of one of the rotating rollers (113) is driven to rotate by a motor (114), a rotating hole (115) for limiting the rotation of the rotating shaft (301) is arranged on the inner side of the rotating roller (113), the rotating shaft (301) extends to the outer side of the mounting ring (109) and is inserted into the rotating hole (115);
the fixed collar (109) that sets up pipe support (2) end fixed mounting correspond the inside wall of pipe support (2).
7. A method for preparing a fiber board by using the medium-high density fiber board preparation device as claimed in any one of claims 1 to 6, wherein the method comprises the following steps: the method comprises the following steps:
s100, material preparation:
cutting the raw materials of the trees into wood chips by a chipping machine, removing fines, soil and gravels in the wood chips by a screening machine, and conveying the wood chips into a storage bin through a conveying belt;
s200, manufacturing a fiberboard:
uniformly feeding the material prepared in the step S100 into a preheating digester through a screw feeder, feeding the wood chips into a defibrator after the wood chips are cooked and softened, separating the cooked wood chips into fibers under the action of heat and machinery, fully mixing the fibers with additives, feeding the fibers into a system pipeline through air, feeding the fibers into a cyclone separator, separating moisture in wet fibers, then dropping the fibers onto a forward and reverse belt conveyor through a discharge valve of the cyclone separator, and feeding the fibers into a dry fiber bin for temporary storage;
s300, fiberboard pressing:
erecting the pipe inserting mechanism in advance, paving fibers in a dry fiber bin on a conveying mesh belt (10) to form a fiber layer, enabling the pipe inserting mechanism to be located in the middle of the paved fiber layer, pressing the fiber layer by using an upper laminating device (20), simultaneously driving the pipe inserting mechanism to press the fiber layer among pipe holes (40) of a fiber board (30), then cutting the fiber layer into the fiber board (30) with the pipe holes (40), drawing out the pipe inserting mechanism from the formed fiber board (30), feeding the formed fiber board (30) into a hot press through a board loading machine, and feeding the formed fiber board (30) into a conveying process through a board unloading machine after hot pressing; s400, subsequent processing:
and (3) forming a semi-finished product plate by transversely and sequentially sawing the conveyed fiber plate (30), and sanding, grading, stacking, packaging and inspecting the fiber plate (30) subjected to heat dissipation storage to obtain the high-density fiber plate (30) with the middle part provided with the pipe hole (40) in the finished product.
8. The method for preparing the fiber board by the medium-high density fiber board preparation device according to claim 7, wherein the method comprises the following steps: in S200, the additive consists of diatomite, an adhesive and paraffin, the fiber, the diatomite, the adhesive and the paraffin are mixed according to the mass ratio of 22: 1: 10: 1, and the mixed materials are fully mixed.
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| CN202011174608.8A CN112518943B (en) | 2020-10-28 | 2020-10-28 | Medium-high density fiberboard preparation device and method for preparing fiberboard by using same |
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| CN1006535B (en) * | 1985-04-01 | 1990-01-24 | 安东·赫根斯托勒 | Method and apparatus for mixing the plant pieces with binder, particulary for extrusion of wood pieces |
| DE69614853T2 (en) * | 1995-06-06 | 2002-04-11 | Alzeta Corp., Santa Clara | PERFORATED CERAMIC FIBER PANEL AND FILTER AND METHOD FOR PRODUCING THIS PANEL |
| CN100430194C (en) * | 2006-05-18 | 2008-11-05 | 唐忠荣 | Perforated plant fiber board, its manufacturing method and equipment dedicated therefor |
| CN201132352Y (en) * | 2007-11-26 | 2008-10-15 | 陈富荣 | Multifunctional beaverboard |
| JP7197261B2 (en) * | 2017-09-30 | 2022-12-27 | ニチハ株式会社 | Wood-based cement board and its manufacturing method |
| CN209350445U (en) * | 2018-08-09 | 2019-09-06 | 赣州绿洲源木业有限公司 | Processing unit (plant) is used in a kind of production of medium density fibre board (MDF) |
| CN110409744A (en) * | 2019-07-05 | 2019-11-05 | 长兴正发热电耐火材料有限公司 | A kind of structure and its detection method of mullite high temperature fiber plate |
| CN210791375U (en) * | 2019-09-25 | 2020-06-19 | 临沂兴滕人造板机械有限公司 | Uniformly directional paving head |
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| CN112518943A (en) | 2021-03-19 |
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