CN216368201U

CN216368201U - Hot grinding device for fiber board

Info

Publication number: CN216368201U
Application number: CN202121708850.9U
Authority: CN
Inventors: 马德学; 王长桥; 王友强
Original assignee: Shandong Senmao Machinery Co ltd
Current assignee: Youmao Intelligent Technology Linyi Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-04-26
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses a hot grinding device for a fiber board, which comprises a cooking bin; the cooking bin comprises a combustion furnace, a cooking kettle, a first conveying belt, an extrusion plate, a fixing shaft, a hinge rod and a lifting pipe, wherein the combustion furnace is arranged at the lower part of the cooking kettle, the first conveying belt is arranged at the bottom in the cooking kettle, two ends of the first conveying belt extend to two sides of the cooking kettle, the first conveying belt is horizontally arranged, the fixing shaft is fixedly arranged inside the cooking kettle, the number of the fixing shafts is multiple, and the extrusion plate is hinged to the fixing shaft. The wood is pre-extruded through the extrusion plate, cooking of the wood is accelerated, the wood and water can be separated through the lifting pipe, waste of boiling water is prevented, the grinding distance of the grinding bin can be changed according to requirements, wood fibers of different types are generated, and the combustion furnace can dry the wood through tail gas, so that energy waste is reduced.

Description

Hot grinding device for fiber board

Technical Field

The utility model relates to the technical field of plate processing equipment, in particular to a hot grinding device for a fiber plate.

Background

The fiberboard is also named as a density board, which is an artificial board made of wood fiber or other plant cellulose fiber as a raw material and urea formaldehyde resin or other suitable adhesives. During the manufacturing process, adhesives and/or additives may be applied. The fiber board has the advantages of uniform material, small longitudinal and transverse strength difference, difficult cracking and the like, and has wide application. The 1 cubic meter fiberboard needs 2.5 to 3 cubic meters of wood to manufacture, and can replace 3 cubic meters of sawn timber or 5 cubic meters of log. The development of fiberboard production is an effective way for the comprehensive utilization of wood resources;

thereby traditional fibreboard need be processed into wood fibre with timber man-hour and carry out the processing of fibreboard, but the cooking of timber needs longer time when the defibrinator of traditional defibrinator is hot, and timber is cooked incompletely when cooking, be unfavorable for the processing of timber fibre, and traditional timber fibre need change the mill according to panel requirement when grinding and waste time and energy, and traditional grinding equipment takes place to grind inhomogeneous phenomenon easily when grinding and influences the quality of fibreboard, and traditional timber fibre is dried and all is carried out the stoving energy alone and is wasted more.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art, and provides a wood drying device which can pre-extrude wood through an extrusion plate to accelerate cooking of the wood, can separate the wood from water through a lifting pipe to prevent waste of boiling water, can change grinding intervals according to requirements to generate wood fibers of different types, and can dry the wood through tail gas by a combustion furnace to reduce energy waste.

In order to achieve the purpose, the utility model adopts the technical scheme that: an electronic device comprising a cooking chamber; the cooking bin comprises a combustion furnace (1), a cooking kettle (2), a first conveying belt (3), extrusion plates (4), a fixed shaft (5), articulated shafts (6), articulated rods (7) and a lifting pipe (8), wherein the combustion furnace (1) is arranged at the lower part of the cooking kettle (2), the first conveying belt (3) is arranged at the bottom in the cooking kettle (2), two ends of the first conveying belt (3) extend to two sides of the cooking kettle (2), the first conveying belt (3) is horizontally arranged, the fixed shaft (5) is fixedly arranged in the cooking kettle (2), the fixed shaft (5) is provided with a plurality of extrusion plates (4), the number of the extrusion plates (4) is the same as that of the fixed shaft (5), the articulated shafts (6) are arranged at the upper ends of the extrusion plates (4), and the articulated shafts (6) are articulated and connected with the articulated rods (7), the distance between the extrusion plates (4) is the same, the extrusion plates (4) are arranged in parallel, and one side of the cooking kettle (2) is provided with a lifting pipe (8);

a riser (8); the lifting pipe (8) comprises a lifting motor (9), a feeding hole (10), a discharging hole (11) and a spiral lifting rod (12), the spiral lifting rod (12) is arranged in the lifting pipe (8), the lifting motor (9) is arranged on the upper portion of the lifting pipe (8), the lifting motor (9) is connected with the spiral lifting rod (12), the feeding hole (10) is formed in one side, close to the first conveying belt (3), of the lower portion of the lifting pipe (8), the extending portion extending towards the first conveying belt (3) is arranged on the lower portion of the feeding hole (10), and the discharging hole (11) is formed in one side, far away from the cooking bin, of the upper portion of the lifting pipe (8);

grinding a box; the grinding box comprises a grinding bin (13), a grinding roller (14), a driving motor (15), a grinding shaft (16) and a grinding discharge port (17), one side of the upper part of the grinding bin (13) is communicated with the discharge port (11), the grinding roller (14) is arranged in the grinding bin (13), the grinding discharge port (17) is arranged at the lower part of the grinding bin (13), the grinding shaft (16) is arranged on the grinding roller (14), the driving motor (15) is arranged at the upper part of the grinding bin (13), the driving motor (15) is connected with the grinding shaft (16), and grinding teeth are arranged on the inner wall of the grinding bin (13) and the outer wall of the grinding roller (14);

a drying bin; the drying bin (18) comprises a second conveying belt (19), a flue gas pipeline (20), an air inlet pipe (21), a drying discharge port (22) and a drying fan (23), the second conveying belt (19) is arranged in the drying bin (18), the second conveying belt (19) is arranged on the lower portion of the grinding discharge port (17), the drying discharge port (22) is arranged on one side of the drying bin (18), the flue gas pipeline (20) is arranged on one side of the combustion furnace (1), the flue gas pipeline (20) is arranged on the lower portion of the second conveying belt (19), the other end of the flue gas pipeline (20) extends out of the drying bin (18), the drying fan (23) is arranged on the lower side inside the drying bin (18), and the air inlet pipe (21) is arranged on the lower portion of the combustion furnace (1);

a pressing section; the extrusion portion includes carousel (24), carousel articulated arm (25) and stripper plate pole (26), driving motor (15) upper portion is equipped with carousel (24), carousel articulated arm (25) is connected through the universal joint in carousel (24) one side, stripper plate (4) upper portion is equipped with stripper plate pole (26), stripper plate pole (26) are connected through the universal joint with carousel articulated arm (25).

Preferably, the grinding bin (13) is internally provided with a cavity of a circular truncated cone structure, the grinding roller (14) is composed of an upper circular truncated cone structure and a lower circular truncated cone structure, the grinding roller (14) is divided into an upper part and a lower part, the internal gradient of the grinding bin (13) is 70-80 degrees, the gradient of the circular truncated cone at the lower part is equal to the internal gradient of the grinding bin (13), and the gradient of the circular truncated cone at the upper part is 81-89 degrees.

Preferably, one end of the lower part of the grinding roller (14) extends downwards to form a grinding bin (13), a scraping plate (27) is arranged on the lower part of the grinding roller (14), the scraping plate (27) is transversely arranged in a scraping plate groove on the lower part of the grinding roller (14), the scraping plate (27) can move up and down along the grinding roller (14), an extension spring (28) is arranged in the grinding roller (14), and the extension spring (28) is connected with the middle part of the scraping plate (27).

Preferably, grind axle (16) and grind roller (14) swing joint from top to bottom, it is square structure to grind axle (16), the vertical lifting screw (29) that is provided with in grinding axle (16), lifting screw (29) lower extreme stretches out and grinds roller (14) threaded connection, be equipped with the spacing ring on lifting screw (29), the spacing ring sets up in grinding axle (16), lifting screw (29) lower part is the threaded rod, lifting screw (29) upper end is vertical ratch, transversely be equipped with adjusting screw (30) in grinding axle (16), grinding axle (16) is passed at adjusting screw (30) both ends, the fixed nut that is equipped with in adjusting screw (30) both ends, be equipped with the screw thread on adjusting screw (30), adjusting screw (30) are connected with vertical ratch on lifting screw (29) perpendicularly.

Preferably, extrusion teeth (31) are arranged on two sides of the extrusion plate (4), and the extrusion teeth (31) are of a downward-bent conical structure.

The utility model has the technical effects that:

this device extrudees timber in advance through the stripper plate, cook with higher speed timber can be faster make the inside waste that heaies up and reduce the energy of timber, can promote timber through the riser and shift, and can prevent the waste of boiling water with timber and separation of water, grind the storehouse and can prevent the fixed inconvenient problem of traditional abrasive disc for tubular framework, grind the storehouse and can change the grinding interval according to the demand, produce the timber fibre of different grade type, it is extravagant to fire burning furnace and can dry the reduction energy to timber through tail gas.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the hot-pressing box according to the present invention;

FIG. 3 is a schematic view of the structure of the grinding roll of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Example one

As shown in fig. 1-3, a fiberboard thermo-milling device comprises a cooking bin; the cooking bin comprises a combustion furnace 1, a cooking kettle 2, a first conveyer belt 3, extrusion plates 4, a fixed shaft 5, articulated shafts 6, articulated rods 7 and a lifting pipe 8, wherein the combustion furnace 1 is arranged at the lower part of the cooking kettle 2, the first conveyer belt 3 is arranged at the bottom part of the cooking kettle 2, two ends of the first conveyer belt 3 extend to two sides of the cooking kettle 2, the first conveyer belt 3 is horizontally arranged, the fixed shaft 5 is fixedly arranged on the inner part of the cooking kettle 2, the fixed shaft 5 is provided with a plurality of extrusion plates 4 in a hinged manner, the extrusion plates 4 are hinged on the fixed shaft 5, the number of the extrusion plates 4 is the same as that of the fixed shaft 5, the articulated shafts 6 are arranged at the upper ends of the extrusion plates 4, the articulated shafts 6 are hinged with the articulated rods 7, the intervals between the extrusion plates 4 are the same, the extrusion plates 4 are arranged in parallel, the lifting pipe 8 is arranged at one side of the cooking kettle 2, and provides heat for the cooking kettle to heat clean water in the cooking kettle, the wood is cooked by the cooking kettle, the wood is extruded by the extrusion plate in the cooking process, the extruded wood can deform, boiling water can conveniently enter the interior of the wood to accelerate the cooking speed of the wood, the extrusion plate can be fixed in the cooking kettle in a hinged mode through the fixed shaft, the hinged rod is connected with the hinged shaft in a hinged mode to fix the distance between the hinged shafts on the extrusion plate, the wood falling after extrusion can be conveyed into the lifting pipe through the first conveying belt, and the wood can be lifted into the grinding box through the lifting pipe;

a riser tube 8; the lifting pipe 8 comprises a lifting motor 9, a feeding hole 10, a discharging hole 11 and a spiral lifting rod 12, the spiral lifting rod 12 is arranged in the lifting pipe 8, the lifting motor 9 is arranged at the upper part of the lifting pipe 8, the lifting motor 9 is connected with the spiral lifting rod 12, the feeding hole 10 is arranged at one side, close to the first conveying belt 3, of the lower part of the lifting pipe 8, the extending part extending to the first conveying belt 3 is arranged at the lower part of the feeding hole 10, the discharging hole 11 is arranged at one side, far away from the cooking bin, of the upper part of the lifting pipe 8, the spiral lifting rod can be driven by the lifting motor to rotate, the spiral lifting rod can lift wood, the lifted wood can be separated from water, and the wood enters the grinding box through the discharging hole in the lifting pipe;

grinding a box; the grinding box comprises a grinding bin 13, a grinding roller 14, a driving motor 15, a grinding shaft 16 and a grinding discharge port 17, one side of the upper part of the grinding bin 13 is communicated with the discharge port 11, the grinding roller 14 is arranged in the grinding bin 13, the grinding discharge port 17 is arranged at the lower part of the grinding bin 13, the grinding shaft 16 is arranged on the grinding roller 14, the driving motor 15 is arranged at the upper part of the grinding bin 13, the driving motor 15 is connected with the grinding shaft 16, grinding teeth are arranged on the inner wall of the grinding bin 13 and the outer wall of the grinding roller 14, the grinding bin and the grinding roller can grind wood under the interaction effect, the driving motor drives the grinding roller to rotate through the grinding shaft, the grinding roller rotates to grind the wood, and the ground wood fibers are discharged through the grinding discharge port and fall onto a second conveying belt;

a drying bin; the drying bin 18 comprises a second conveyer belt 19, a flue gas pipeline 20, an air inlet pipe 21, a drying discharge port 22 and a drying fan 23, a second conveyer belt 19 is arranged in the drying bin 18, the second conveyer belt 19 is arranged at the lower part of the grinding discharge hole 17, a drying discharge hole 22 is arranged at one side of the drying bin 18, a flue gas pipeline 20 is arranged at one side of the combustion furnace 1, the flue gas pipeline 20 is arranged at the lower part of the second conveyer belt 19, the other end of the flue gas pipeline 20 extends out of the drying bin 18, a drying fan 23 is arranged at the lower side in the drying bin 18, an air inlet pipe 21 is arranged at the lower part of the combustion furnace 1, the ground wood fibers can be discharged out of a drying discharge port by the second conveying belt to be dried, the drying bin can be heated by a flue gas pipeline to dry the wood fibers on the second conveying belt, the flow of hot air is accelerated by the drying fan, and the flue gas pipeline penetrates through the drying bin to discharge the flue gas;

a pressing section; the extrusion portion includes carousel 24, carousel hinge bar 25 and

stripper plate pole

26, 15 upper portions of driving motor are equipped with

carousel

24, 24 one side of carousel is passed through the universal joint and is connected

carousel hinge bar

25, 4 upper portions of stripper plate are equipped with stripper plate pole 26, stripper plate pole 26 passes through the universal joint with carousel hinge bar 25 and is connected, and the carousel rotates the rail and rotates and drive the carousel hinge bar and carry out concertina movement, and carousel hinge bar concertina movement drives the stripper plate pole and swings, and the stripper plate pole swing drives the stripper plate swing, and the interval reduces between the stripper plate swing stripper plate, and the stripper plate carries out the extrusion to timber.

Preferably, grind the inside cavity that is the round platform structure in storehouse 13, grind roller 14 and constitute for two upper and lower round platform structures, grind roller 14 and divide into two upper and lower parts, the inside slope of grinding storehouse 13 is 70-80, the lower part round platform slope equals the inside slope of grinding storehouse 13, the upper portion round platform slope is 81-89, and the round platform structure of grinding the storehouse for the back-off can make things convenient for depositing of timber, makes things convenient for massive timber to get into to grind the storehouse, and the great timber that lets that can be better of grinding roller upper portion slope gets into to grind the storehouse, can be better grind into less timber with massive timber, lower part grinding roller and the same ground wood fibre that can be to less timber of grinding storehouse inner wall slope.

Preferably, grind 14 lower part one end downwardly extending of roller and grind storehouse 13, grind 14 lower parts of roller and be equipped with scraper blade 27, scraper blade 27 transversely sets up the scraping plate inslot in grinding 14 lower parts of roller, scraper blade 27 can follow grinding 14 activity from top to bottom, be equipped with extension spring 28 in grinding 14 roller, extension spring 28 is connected with scraper blade 27 middle part, and the scraper blade can strike off the timber fibre that grinds on the discharge gate and fall, prevents that timber fibre adhesion from blockking up the grinding discharge gate, and the scraper blade setting is in the scraping plate inslot of grinding the roller lower part, and the scraping plate groove can be fixed the scraper blade, and the scraper blade can be along scraping plate groove activity from top to bottom, and extension spring can stretch the scraper blade, and the scraper blade blocks grinding storehouse when preventing to adjust the grinding roller interval.

Preferably, the grinding shaft 16 is movably connected with the grinding roller 14 up and down, the grinding shaft 16 is of a square structure, a lifting screw 29 is vertically arranged in the grinding shaft 16, the lower end of the lifting screw 29 extends out to be in threaded connection with the grinding roller 14, a limiting ring is arranged on the lifting screw 29 and is arranged in the grinding shaft 16, the lower portion of the lifting screw 29 is a threaded rod, the upper end of the lifting screw 29 is a vertical toothed rod, an adjusting screw 30 is transversely arranged in the grinding shaft 16, two ends of the adjusting screw 30 penetrate through the grinding shaft 16, nuts are fixedly arranged at two ends of the adjusting screw 30, threads are arranged on the adjusting screw 30, the adjusting screw 30 is vertically connected with the vertical toothed rod on the lifting screw 29, the grinding roller can be movably connected with the grinding shaft, the grinding roller can stretch out and draw back between the grinding bins, and the distance between the grinding roller and the grinding bin at the lower portion is adjusted, the lifting screw is arranged in the grinding shaft, the lifting screw is in threaded connection with the grinding roller, the grinding shaft can be adjusted to stretch by rotating the lifting screw, the lifting screw can be driven to rotate by adjusting the thread of the thread and the vertical rack bar, and the lifting screw can be clamped by the adjusting screw to prevent the lifting screw from rotating.

Preferably, 4 both sides of stripper plate are equipped with extrusion tooth 31, extrusion tooth 31 is the toper structure of downwarping, and the extrusion tooth can prevent that timber from skidding in the stripper plate, and the extrusion tooth can make things convenient for the timber whereabouts with extruded timber propelling movement down downwards.

Compared with the prior art, the wood is pre-extruded through the extrusion plate, the temperature inside the wood can be quickly increased to reduce the waste of energy by accelerating the cooking of the wood, the wood can be lifted and transferred through the lifting pipe, the wood and water can be separated to prevent the waste of boiling water, the grinding bin is of a tubular framework and can prevent the problem that a traditional grinding disc is inconvenient to fix, the grinding bin can change the grinding distance according to the requirement, wood fibers of different types are generated, and the combustion furnace can dry the wood through tail gas to reduce the waste of energy.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. All equivalent changes and modifications made according to the content of the claims of the present invention should fall within the technical scope of the present invention.

Claims

1. A fiberboard hot grinding device is characterized by comprising;

a cooking bin; the cooking bin comprises a combustion furnace (1), a cooking kettle (2), a first conveying belt (3), extrusion plates (4), a fixed shaft (5), articulated shafts (6), articulated rods (7) and a lifting pipe (8), wherein the combustion furnace (1) is arranged at the lower part of the cooking kettle (2), the first conveying belt (3) is arranged at the bottom in the cooking kettle (2), two ends of the first conveying belt (3) extend to two sides of the cooking kettle (2), the first conveying belt (3) is horizontally arranged, the fixed shaft (5) is fixedly arranged in the cooking kettle (2), the fixed shaft (5) is provided with a plurality of extrusion plates (4), the number of the extrusion plates (4) is the same as that of the fixed shaft (5), the articulated shafts (6) are arranged at the upper ends of the extrusion plates (4), and the articulated shafts (6) are articulated and connected with the articulated rods (7), the distance between the extrusion plates (4) is the same, the extrusion plates (4) are arranged in parallel, and one side of the cooking kettle (2) is provided with a lifting pipe (8);

2. The hot grinding device for the fiber board according to claim 1, wherein a cavity of a circular truncated cone structure is arranged inside the grinding bin (13), the grinding roller (14) is formed by an upper circular truncated cone structure and a lower circular truncated cone structure, the grinding roller (14) is divided into an upper part and a lower part, the inner gradient of the grinding bin (13) is 70-80 degrees, the gradient of the lower circular truncated cone is equal to the inner gradient of the grinding bin (13), and the gradient of the upper circular truncated cone is 81-89 degrees.

3. A fibreboard thermal milling apparatus according to claim 1, characterized in that one end of the lower part of the grinding roll (14) extends downwards to form the grinding chamber (13), a scraper (27) is provided on the lower part of the grinding roll (14), the scraper (27) is transversely disposed in a scraper groove on the lower part of the grinding roll (14), the scraper (27) can move up and down along the grinding roll (14), a tension spring (28) is provided in the grinding roll (14), and the tension spring (28) is connected with the middle part of the scraper (27).

4. A fibreboard defibrator apparatus as claimed in claim 1, characterized in that the grinding shaft (16) is movably connected to the grinding roll (14) up and down, the grinding shaft (16) is of a square structure, a lifting screw (29) is vertically arranged in the grinding shaft (16), the lower end of the lifting screw (29) extends out to be connected with the grinding roller (14) in a threaded manner, a limit ring is arranged on the lifting screw (29), the limit ring is arranged in the grinding shaft (16), the lower part of the lifting screw (29) is a threaded rod, the upper end of the lifting screw rod (29) is a vertical rack rod, an adjusting screw rod (30) is transversely arranged in the grinding shaft (16), two ends of the adjusting screw rod (30) penetrate through the grinding shaft (16), nuts are fixedly arranged at two ends of the adjusting screw rod (30), the adjusting screw rod (30) is provided with threads, and the adjusting screw rod (30) is vertically connected with a vertical rack bar on the lifting screw rod (29).

5. A fibreboard hot-grinding device as claimed in claim 1, characterized in that the pressing plate (4) is provided with pressing teeth (31) on both sides, which pressing teeth (31) are of a downwardly curved conical configuration.