CN209812620U - Aldehyde-free wood shaving board production system - Google Patents

Aldehyde-free wood shaving board production system Download PDF

Info

Publication number
CN209812620U
CN209812620U CN201822273640.6U CN201822273640U CN209812620U CN 209812620 U CN209812620 U CN 209812620U CN 201822273640 U CN201822273640 U CN 201822273640U CN 209812620 U CN209812620 U CN 209812620U
Authority
CN
China
Prior art keywords
shaving
core layer
surface layer
glue
wood
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201822273640.6U
Other languages
Chinese (zh)
Inventor
周海波
林波
朱伟韬
余自波
张春光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Wanhua Ecological Plate Industry Co Ltd
Original Assignee
Hunan Wanhua Ecological Plate Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hunan Wanhua Ecological Plate Industry Co Ltd filed Critical Hunan Wanhua Ecological Plate Industry Co Ltd
Priority to CN201822273640.6U priority Critical patent/CN209812620U/en
Application granted granted Critical
Publication of CN209812620U publication Critical patent/CN209812620U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Dry Formation Of Fiberboard And The Like (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)

Abstract

The application discloses wooden shaving board production system of no aldehyde includes: the wood shaving and chipping machine comprises a shaving and chipping mechanism, a wet wood shaving bin, a surface layer dryer and a core layer dryer, wherein the surface layer dryer and the core layer dryer are connected with the wet wood shaving bin; a surface layer screening device and a core layer screening device; the surface layer airflow sorting device and the core layer airflow sorting device; a surface layer dry bin and a core layer dry bin; a metering mechanism; an MDI glue applying and mixing system for applying and mixing the wood shaving raw materials metered by the metering mechanism by using isocyanate glue; spreading machine, pre-press, and continuous hot press. The application relates to a wooden shaving board production system of no aldehyde, the wooden shaving board that its produced does not have aldehyde completely, and the feature of environmental protection is good, and in addition, the wooden shaving board production system of no aldehyde that this application provided more is favorable to realizing that each technology link links up going on, and production efficiency is high, the save time cost.

Description

Aldehyde-free wood shaving board production system
Technical Field
The application relates to building board technical field, more specifically says, especially relates to a wooden shaving board production system of no aldehyde.
Background
Chipboard is an artificial board made up by using wood or other lignocellulose material as broken material, applying adhesive and making them be glued together under the action of heat and pressure. The existing shaving board mainly has two structural forms, one is a multi-layer structure, such as a three-layer shaving board and a five-layer shaving board which are composed of an upper surface layer, a lower surface layer and a middle core layer, wherein the upper surface layer and the lower surface layer are usually relatively thin shavings, so that sanding and subsequent deep processing are facilitated, and the core layer is relatively large shavings, so that the physical and mechanical properties of the product are enhanced; the other is a gradual change structure without obvious layering, and the upper and lower surface layers are fine wood shavings and gradually transition to the core layer large wood shavings.
In the current industrial production, the production of the shaving board mainly uses urea-formaldehyde resin adhesive which is made by taking formaldehyde as a raw material, the adhesive has stronger viscosity, the laid plate blank can be conveniently sent to a multilayer hot press or a continuous flat press for hot pressing, and the adhesive is a mature adhesive used on the production line of the shaving board at present. However, the greatest disadvantage of these glues is the emission of formaldehyde, which has an adverse effect on the health of the people. With the increasing awareness of the environmental protection, there is an increasing desire to be able to use formaldehyde-free particle boards.
Therefore, the aldehyde-free wood shaving board production system is provided, can produce aldehyde-free wood shaving boards, is good in environmental protection, enables various process links to be continuously carried out, saves time and cost, and becomes a technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the application provides a wooden shaving board production system of no aldehyde, and this system can produce the wooden shaving board of no aldehyde, and the feature of environmental protection is good, and each technology link is coherent to go on, the save time cost.
The technical scheme provided by the application is as follows:
an aldehyde-free wood particle board production system comprising: a chipping and slicing mechanism; a wet shaving bin for storing the shaving material processed by the chipping and slicing mechanism;
the surface layer dryer and the core layer dryer are connected with the wet wood shaving bin;
the surface layer screening device is connected with the surface layer dryer; the core layer screening device is connected with the core layer dryer; the surface airflow sorting device is connected with the surface screening device; the core layer airflow sorting device is connected with the core layer screening device;
a surface layer dry bin for storing the surface layer wood shaving raw material which is filtered and decontaminated by the surface layer airflow sorting device; the core layer dry bin is used for storing the core layer shaving raw materials which are filtered and purified by the core layer airflow sorting device;
a metering mechanism for metering the wood shaving material; an MDI glue applying and mixing system for applying and mixing the wood shaving raw materials metered by the metering mechanism by using isocyanate glue;
a spreading machine for spreading the wood shaving raw material after the glue applying and mixing treatment;
a prepress for performing prepressing treatment on the plate blank formed after the treatment of the spreading machine;
and the continuous hot press is used for carrying out continuous hot pressing treatment on the plate blank pre-pressed by the pre-press.
Further, in a preferred mode of the present invention, the metering mechanism includes: a surface layer wood shaving measuring part for measuring the surface layer wood shaving raw material in the surface layer dry material bin; and the core layer wood shaving metering part is used for metering the core layer wood shaving raw materials in the core layer dry bin.
Further, in a preferred aspect of the present invention, an MDI glue applicator and glue mixer system includes: the quantitative glue applying mechanism is used for applying specific amount of isocyanate glue to the surface layer wood shaving raw material and the core layer wood shaving raw material respectively; tackifier applying mechanism: for applying a specific amount of a tackifier to each of the surface layer chip material and the core layer chip material; and the process water applying mechanism is used for respectively applying specific amounts of process water to the surface layer wood shaving raw materials and the core layer wood shaving raw materials.
Further, in a preferred aspect of the present invention, an MDI glue applicator and glue mixer system includes: an MDI storage container; the glue applying executing mechanism is used for obtaining a glue applying raw material and applying glue to the surface layer wood shaving raw material and the core layer wood shaving raw material respectively; a parameter setting mechanism for setting the size of the glue application amount; and the glue applying control mechanism is used for receiving the glue applying parameters transmitted by the parameter setting mechanism and controlling the glue applying execution mechanism to apply glue quantitatively to the surface layer wood shaving raw material and the core layer wood shaving raw material.
Further, in a preferred embodiment of the present invention, the parameter setting mechanism includes: the absolute dry weight converter is connected with the metering mechanism and is used for calculating and displaying an absolute dry weight value of the wood shaving raw material metered by the metering mechanism; and the proportion adjusting mechanism is connected with the oven dry weight converter and is used for setting the percentage of the glue application amount in the oven dry weight value.
Further, in a preferred mode of the present invention, the ratio adjusting mechanism includes: 2-7% of proportion adjusting group, wherein the 2-7% of proportion adjusting group is used for adjusting the application amount of the isocyanate glue to be 2-7% of the absolute dry weight value of the raw materials; 0.2-1.2% of proportion adjusting group, wherein the 0.2-1.2% of proportion adjusting group is used for adjusting the application amount of the tackifier to be 0.2-1.2% of the absolute dry weight value of the raw materials; 0.2-1.6 percent of proportion adjusting group, and 0.2-1.6 percent of proportion adjusting group is used for adjusting the application amount of the process water to be 0.2-1.6 percent of the oven dry weight value of the raw materials.
Further, in a preferred mode of the present invention, a first electronic needle is disposed in the 2% -7% proportion adjustment group, and the first electronic needle can indicate any value within 2% -7% to set the proportion of the applied amount in the oven dry weight of the raw material; a second electronic needle is arranged in the 0.2-1.2% proportion adjusting group, and the second electronic needle can indicate and select any numerical value within 0.2-1.2% so as to set the proportion of the application amount in the oven dry weight of the raw materials; the 0.2% -1.6% proportion adjusting group is internally provided with a third electronic needle which can indicate that any numerical value within 0.2% -1.6% is selected so as to set the proportion of the application amount in the oven dry weight of the raw materials.
Further, in a preferred mode of the present invention, the chipping and shaving mechanism includes: a housing; a feed inlet and a discharge outlet which are arranged on the shell; the combined cutter is arranged in the shell; a motor driving the combined cutter to rotate; the combination cutter includes: the planing tool comprises a flywheel, a main shaft and a planing blade, wherein the flywheel is installed on the main shaft, a motor is connected with the flywheel through a transmission belt and drives the main shaft to rotate through the flywheel, and the planing blade is installed on the main shaft.
Further, in a preferred form of the invention, the planing blade is embodied as a wing blade.
Further, in an embodiment of the present invention, the feeding port is provided with a feeding mechanism for conveying wood material to the feeding port, and the feeding mechanism includes: a feeding frame; the driver is arranged on the feeding rack; a speed reducer mounted on the frame; and the conveying belt is arranged on the speed reducer and driven by the driver to operate.
The utility model provides a pair of wooden shaving board production system of no aldehyde compares with prior art, include: the chip cutting and shaving mechanism comprises a chip cutting and shaving mechanism, a wet shaving bin, a surface layer dryer and a core layer dryer, wherein the surface layer dryer and the core layer dryer are connected with the wet shaving bin; a surface layer screening device and a core layer screening device; the surface layer airflow sorting device and the core layer airflow sorting device; a surface layer dry bin and a core layer dry bin; a metering mechanism for metering the wood shaving material; an MDI glue applying and mixing system for applying and mixing the wood shaving raw materials metered by the metering mechanism by using isocyanate glue; spreading machine, pre-press, and continuous hot press. MDI gluey glue mixing system can choose isocyanate glue for use to the wood shavings raw materials after the measurement and carry out gluey glue mixing and handle, need not to add urea-formaldehyde resin glue in the overall process of system production shaving board, and no formaldehyde releases, the wooden shaving board production system of no aldehyde that this application relates to, the wooden shaving board that its produced is complete does not have aldehyde, and environmental protection performance is good, in addition, the wooden shaving board production system of no aldehyde that this application provided more is favorable to realizing that each technology link links is coherent and goes on, and production efficiency is high, the save time cost.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a production system for aldehyde-free wood particle boards according to an embodiment of the present invention;
figure 2 is the application the utility model discloses aldehyde-free wooden shaving board production system that the embodiment provided produces the flow chart of aldehyde-free shaving board.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all 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 application.
As shown in fig. 1 to fig. 2, an embodiment of the present invention provides a system for producing aldehyde-free wood particle boards, including: a chipping and slicing mechanism 1; a wet wood shaving stock bin 2 for storing wood shaving raw materials formed after being processed by the chipping and slicing mechanism 1;
a surface layer dryer 3 and a core layer dryer 4 connected with the wet wood shaving bin 2;
a surface layer screening device 5 connected to the surface layer dryer 3; a core layer screening device 6 connected with the core layer dryer 4; a surface air flow sorting device 7 connected with the surface screening device 5; a core layer airflow separation device 8 connected with the core layer screening device 6;
a surface layer dry bin 9 for storing the surface layer wood shaving raw material which is filtered and decontaminated by the surface layer airflow sorting device 7; a core layer dry bin 10 for storing the core layer wood shaving raw material which is filtered and decontaminated by the core layer airflow separation device 8;
a metering mechanism 11 for metering the wood shaving material; an MDI glue applying and mixing system 12 for applying and mixing the wood shavings measured by the measuring mechanism 11 with isocyanate glue;
a spreading machine 13 for spreading the wood shaving raw material after the glue applying and mixing treatment;
a prepress 14 for performing prepressing treatment on the slab formed by the treatment of the spreading machine 13;
and a continuous hot press 15 for continuously hot-pressing the slab pre-pressed by the pre-press 14.
The embodiment of the utility model provides a wooden shaving board production system of no aldehyde compares with prior art, the embodiment of the utility model relates to a wooden shaving board production system of no aldehyde include: the wood shaving and shaving machine comprises a shaving and shaving mechanism 1, a wet wood shaving bin 2, a surface layer dryer 3 and a core layer dryer 4, wherein the surface layer dryer 3 and the core layer dryer 4 are connected with the wet wood shaving bin 2; a surface layer screening device 5 and a core layer screening device 6; a surface layer airflow sorting device 7 and a core layer airflow sorting device 8; a surface layer dry bin 9 and a core layer dry bin 10; a metering mechanism 11 for metering the wood shaving material; an MDI glue applying and mixing system 12 for applying and mixing the wood shavings measured by the measuring mechanism 11 with isocyanate glue; a spreading machine 13, a prepress 14 and a continuous hot press 15. MDI gluey glue mixing system 12 can select for use the isocyanate glue to carry out gluey glue mixing to the wood shavings raw materials after the measurement and handle, need not to add urea-formaldehyde resin glue in the overall process of system production shaving board, and no formaldehyde releases, the wooden shaving board production system of no aldehyde that this application relates to, the wooden shaving board that its produced is complete does not have aldehyde, and environmental protection performance is good, in addition, the wooden shaving board production system of no aldehyde that this application provided more is favorable to realizing that each technology link links up going on, and production efficiency is high, the save time cost.
In the embodiment of the utility model provides an in, metering mechanism 11 includes: a surface wood shaving metering part for metering the surface wood shaving raw material in the surface dry bin 9; a core strand metering section for metering the core strand stock in the core drying silo 10.
In the embodiment of the utility model provides an in, MDI glueing glue mixing system 12 includes: the quantitative glue applying mechanism is used for applying specific amount of isocyanate glue to the surface layer wood shaving raw material and the core layer wood shaving raw material respectively; tackifier applying mechanism: for applying a specific amount of a tackifier to each of the surface layer chip material and the core layer chip material; and the process water applying mechanism is used for respectively applying specific amounts of process water to the surface layer wood shaving raw materials and the core layer wood shaving raw materials.
In the embodiment of the utility model provides an in, MDI glueing glue mixing system 12 includes: an MDI storage container; the glue applying executing mechanism is used for obtaining a glue applying raw material and applying glue to the surface layer wood shaving raw material and the core layer wood shaving raw material respectively; a parameter setting mechanism for setting the size of the glue application amount; and the glue applying control mechanism is used for receiving the glue applying parameters transmitted by the parameter setting mechanism and controlling the glue applying execution mechanism to apply glue quantitatively to the surface layer wood shaving raw material and the core layer wood shaving raw material.
The embodiment of the utility model provides an in, parameter setting mechanism includes: the oven dry weight converter is connected with the metering mechanism 11 and is used for calculating and displaying an oven dry weight value of the wood shaving raw material metered by the metering mechanism 11; and the proportion adjusting mechanism is connected with the oven dry weight converter and is used for setting the percentage of the glue application amount in the oven dry weight value.
The embodiment of the utility model provides an in, proportion adjustment mechanism includes: 2-7% of proportion adjusting group, wherein the 2-7% of proportion adjusting group is used for adjusting the application amount of the isocyanate glue to be 2-7% of the absolute dry weight value of the raw materials; 0.2-1.2% of proportion adjusting group, wherein the 0.2-1.2% of proportion adjusting group is used for adjusting the application amount of the tackifier to be 0.2-1.2% of the absolute dry weight value of the raw materials; 0.2-1.6 percent of proportion adjusting group, and 0.2-1.6 percent of proportion adjusting group is used for adjusting the application amount of the process water to be 0.2-1.6 percent of the oven dry weight value of the raw materials.
In the embodiment of the utility model, the 2% -7% proportion adjusting group is provided with the first electronic needle which can indicate any value within 2% -7% to set the proportion of the applied amount in the oven dry weight of the raw material; a second electronic needle is arranged in the 0.2-1.2% proportion adjusting group, and the second electronic needle can indicate and select any numerical value within 0.2-1.2% so as to set the proportion of the application amount in the oven dry weight of the raw materials; the 0.2% -1.6% proportion adjusting group is internally provided with a third electronic needle which can indicate that any numerical value within 0.2% -1.6% is selected so as to set the proportion of the application amount in the oven dry weight of the raw materials.
The embodiment of the utility model provides an in, flaking chipping mechanism 1 includes: a housing; a feed inlet and a discharge outlet which are arranged on the shell; the combined cutter is arranged in the shell; a motor driving the combined cutter to rotate; the combination cutter includes: the planing tool comprises a flywheel, a main shaft and a planing blade, wherein the flywheel is installed on the main shaft, a motor is connected with the flywheel through a transmission belt and drives the main shaft to rotate through the flywheel, and the planing blade is installed on the main shaft.
In the embodiment of the utility model provides an in, the planing blade specifically is wing blade.
The embodiment of the utility model provides an in, feed inlet department is provided with the feeding mechanism who is used for carrying wooden raw materials to the feed inlet, and feeding mechanism includes: a feeding frame; the driver is arranged on the feeding rack; a speed reducer mounted on the frame; and the conveying belt is arranged on the speed reducer and driven by the driver to operate.
It should be noted that, in the embodiment of the present invention, the wood raw material is processed by chipping and flaking to obtain qualified wood shavings, and the qualified wood shavings are sent to the wet wood shavings storage bin 2 for storage, and the wood shavings have the same shape as the conventional shaving board. And discharging the wet wood shaving material from the wet wood shaving bin 2, and then respectively entering a surface layer dryer 3 and a core layer dryer 4 for drying treatment, wherein the moisture content of the dried surface layer wood shaving material is controlled to be 4-10%, and the moisture content of the core layer wood shaving material is controlled to be 2-6%. The wood shavings are dried and then are screened and air-flow sorted to be qualified, and then are respectively fed into the surface layer dry material bin 9 and the core layer dry material bin 10 for storage, and unqualified wood shavings are screened again after being crushed.
The surface layer wood shaving raw material and the core layer wood shaving raw material are metered and then are glued, isocyanate (MDI) glue is used as an adhesive in production, and auxiliary components such as a tackifier, process water and the like are properly used on the surface layer. And meanwhile, the moisture content of the core layer after glue application is controlled to be 4-8%, and the surface layer is controlled to be 8-15%.
The MDI glue applying and mixing system 12 can apply glue and mix glue to the wood shavings raw materials metered by the metering mechanism 11 by using isocyanate glue, the glued wood shavings raw materials are paved and pre-pressed and then enter a continuous press, the wood shavings raw materials are cut off after hot press forming and cooled on a plate turnover machine 16, and then are shaped by a middle warehouse storage chamber 17, and finally are sanded and sawed on a sanding and edge sawing mechanism 18, and are packed and warehoused after being inspected by a warehouse inspection mechanism 19 and the like.
Wherein, it should be noted that, in the no aldehyde wooden shaving board production system that this embodiment provided, wood raw materials will guarantee that tree species collocation, moisture content collocation are balanced. The application of isocyanate glue and auxiliary agents is controlled according to requirements. The glue application amount of the core layer of the wood shavings is 2-6% of the oven-dried weight proportion of the raw materials, the glue application amount of the surface layer of the wood shavings is 3-7% of the oven-dried weight proportion of the raw materials, the use amount of the tackifier of the surface layer is 0.6-1.2% of the oven-dried weight proportion of the raw materials, and the use amount of the process water of the surface layer is 0.4-1.6% of the oven-dried weight proportion of the raw materials.
In the production system of the formaldehyde-free wood shaving board provided by the embodiment, the roller prepressing machine 14 is adopted for continuous prepressing, and the prepressing line pressure is 80-160 Kgf/cm. Reasonable hot pressing parameters need to be selected, and if the hot pressing pressure is preferably 3.5MPa at high pressure and 1.6MPa at low pressure till zero pressure; the hot pressing temperature is preferably high temperature of 240 ℃ and low temperature of 195 ℃; the hot pressing factor is preferably: 4 to 17.
It should be noted that most of the traditional shaving board production methods are flat pressing methods, and the flat pressing methods are divided into intermittent flat pressing, i.e. multi-layer, single-layer flat pressing and continuous flat pressing, according to different plate blank forming and hot pressing process equipment. The multi-layer hot pressing and the continuous hot pressing are different in technological method and requirements, and the technological parameters and the technological requirements of the multi-layer hot pressing cannot be simply copied in a continuous hot pressing production system.
The formaldehyde-free wood shaving board production system provided by the embodiment of the utility model comprises an MDI glue applying and mixing system and a continuous hot press, wherein the MDI glue applying and mixing system selects isocyanate glue to carry out glue applying and mixing treatment on the shavings raw materials measured by the metering mechanism; the wood shaving raw materials after glue applying and mixing treatment are paved and pre-pressed to form a plate blank, and the plate blank can be subjected to continuous hot pressing treatment through a continuous hot press. Compared with the prior art, the MDI glueing glue mixing system that involves among the wooden shaving board production system of no aldehyde can choose isocyanate glue, tackifier for use to the wood shavings raw materials and carry out ration glueing and glue mixing processing, can cooperate better to be applied to continuous press and carry out the production preparation of shaving board, and production process technology is coherent, and production efficiency is high, and the shaving board of producing does not have free formaldehyde release, and the high quality.
In the embodiment of the application, compared with the prior art, isocyanate (MDI) glue is used as an adhesive, the formaldehyde-free straw veneer multi-layer structure particle board is produced on a continuous flat pressing production line, and all performance indexes of the product completely meet or exceed the requirements of GB/T4897-. The production line of the production process of the aldehyde-free straw veneer multilayer structure shaving board is controlled at each key point, equipment and the process supplement each other, the equipment meets the process requirements, and the process is formulated on the basis of the performance of the equipment. The formaldehyde-free wood shaving board can be produced on the continuous press according to the production process and the process control provided by the embodiment, the process links are coherent, and the time cost is saved; and the whole process flow of the preparation has no aldehyde, no formaldehyde release and good environmental protection performance.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. An aldehyde-free wood particle board production system, comprising:
a shaving and chipping mechanism;
a wet shaving bin for storing the shaving raw material formed after the shaving by the chipping and slicing mechanism;
the surface layer dryer and the core layer dryer are connected with the wet wood shaving bin;
the surface layer screening device is connected with the surface layer dryer;
the core layer screening device is connected with the core layer dryer;
the surface airflow sorting device is connected with the surface screening device;
the core layer airflow sorting device is connected with the core layer screening device;
the surface layer dry bin is used for storing the surface layer wood shaving raw material which is filtered and decontaminated by the surface layer airflow sorting device;
the core layer dry bin is used for storing the core layer wood shaving raw materials which are filtered and purified by the core layer airflow sorting device;
a metering mechanism for metering the wood shaving material;
an MDI glue applying and mixing system for applying and mixing the wood shaving raw materials metered by the metering mechanism by using isocyanate glue;
a spreading machine for spreading the wood shaving raw material after the glue applying and mixing treatment;
a prepressing machine for performing prepressing treatment on the plate blank formed after the plate blank is treated by the spreading machine;
and the continuous hot press is used for carrying out continuous hot pressing treatment on the plate blank pre-pressed by the pre-press.
2. The aldehyde-free wood particle board production system of claim 1, wherein the metering mechanism comprises: a surface layer wood shaving metering part for metering the surface layer wood shaving raw material in the surface layer dry material bin; and the core layer wood shaving metering part is used for metering the core layer wood shaving raw materials in the core layer dry bin.
3. The aldehyde-free wood particle board production system of claim 2, wherein the MDI size mixer system comprises: the quantitative glue applying mechanism is used for applying specific amount of isocyanate glue to the surface layer wood shaving raw material and the core layer wood shaving raw material respectively; a tackifier applying mechanism for applying a specific amount of a tackifier to each of the surface layer chip raw material and the core layer chip raw material; and the process water applying mechanism is used for respectively applying specific amounts of process water to the surface layer wood shaving raw materials and the core layer wood shaving raw materials.
4. The aldehyde-free wood particle board production system of claim 2, wherein the MDI size mixer system comprises: an MDI storage container; the glue applying executing mechanism is used for obtaining a glue applying raw material and applying glue to the surface layer wood shaving raw material and the core layer wood shaving raw material respectively; a parameter setting mechanism for setting the size of the glue application amount; and the glue applying control mechanism is used for receiving the glue applying parameters transmitted by the parameter setting mechanism and controlling the glue applying execution mechanism to apply glue quantitatively to the surface layer wood shaving raw material and the core layer wood shaving raw material.
5. The aldehyde-free wood particle board production system of claim 4, wherein the parameter setting mechanism comprises: the absolute dry weight converter is connected with the metering mechanism and is used for calculating and displaying an absolute dry weight value of the wood shaving raw material metered by the metering mechanism; and the proportion adjusting mechanism is connected with the oven dry weight converter and is used for setting the percentage of the glue application amount in the oven dry weight value.
6. The aldehyde-free wood particle board production system of claim 5, wherein the ratio adjustment mechanism comprises: a 2-7% proportion adjusting group, wherein the 2-7% proportion adjusting group is used for adjusting the application amount of the isocyanate glue to be 2-7% of the absolute dry weight value of the raw materials; 0.2-1.2% of proportion adjusting group, wherein the 0.2-1.2% of proportion adjusting group is used for adjusting the application amount of the tackifier to be 0.2-1.2% of the absolute dry weight value of the raw materials; and the 0.2-1.6% proportion adjusting group is used for adjusting the application amount of the process water to be 0.2-1.6% of the oven dry weight value of the raw materials.
7. The aldehyde-free wood particle board production system of claim 6, wherein the 2% -7% proportion adjustment group is provided with a first electronic needle, the first electronic needle can indicate that any value within 2% -7% is selected to set the proportion of the application amount to the oven dry weight of the raw materials; a second electronic needle is arranged in the 0.2-1.2% proportion adjusting group, and the second electronic needle can indicate any value within 0.2-1.2% to set the proportion of the glue application amount in the oven dry weight of the raw materials; and a third electronic needle is arranged in the 0.2-1.6% proportion adjusting group and can indicate and select any value within 0.2-1.6% so as to set the proportion of the glue application amount in the oven dry weight of the raw materials.
8. The aldehyde-free wood particle board production system of claim 1, wherein the chipper mechanism comprises: a housing; the feeding hole and the discharging hole are formed in the shell; the combined cutter is arranged in the shell; a motor driving the combined cutter to rotate; the combination cutter includes: the motor is connected with the flywheel through a transmission belt and drives the main shaft to rotate through the flywheel, and the planing blade is arranged on the main shaft.
9. The aldehyde-free wood particle board production system of claim 8, wherein the planing blade is specifically an airfoil blade.
10. The aldehyde-free wood particle board production system of claim 9, wherein the feed inlet is provided with a feeding mechanism for feeding wood raw material to the feed inlet, the feeding mechanism comprising: a feeding frame; the driver is arranged on the feeding rack; a speed reducer mounted on the frame; and the conveying belt is arranged on the speed reducer and driven by the driver to operate.
CN201822273640.6U 2018-12-29 2018-12-29 Aldehyde-free wood shaving board production system Active CN209812620U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822273640.6U CN209812620U (en) 2018-12-29 2018-12-29 Aldehyde-free wood shaving board production system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822273640.6U CN209812620U (en) 2018-12-29 2018-12-29 Aldehyde-free wood shaving board production system

Publications (1)

Publication Number Publication Date
CN209812620U true CN209812620U (en) 2019-12-20

Family

ID=68870478

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822273640.6U Active CN209812620U (en) 2018-12-29 2018-12-29 Aldehyde-free wood shaving board production system

Country Status (1)

Country Link
CN (1) CN209812620U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111844341A (en) * 2020-08-25 2020-10-30 衡东欧慕定制家私有限公司 Preparation process of high-quality super-strong shaving board

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111844341A (en) * 2020-08-25 2020-10-30 衡东欧慕定制家私有限公司 Preparation process of high-quality super-strong shaving board

Similar Documents

Publication Publication Date Title
CN106363714B (en) The method that environmentally friendly particieboard is produced using full Eucalyptus leftover pieces continuous hot-press
CN101125436B (en) Technology for producing wood wheat straw composite type directional structure board
CN102198684B (en) Oriented chipboard and processing technology
CN101100085B (en) Method for manufacturing artificial board with mixed crop stalk and wood
CN1128046C (en) Process for preparing middle-density rice straw board
CN100548603C (en) The manufacture method of high-strength anti-corrosion integrated material
CN106182328B (en) The method that sieve method screens the production particieboard of the bark in full Eucalyptus leftover pieces twice
CN109624016A (en) A kind of superpower particieboard manufacturing process changing shaving shape structure
CN101148056A (en) Formaldehyde-less composite stalk board production technology method and use
CN105437327A (en) Preparing method for dampproof mould-proof low-formaldehyde medium and high density fiberboard
CN1043019C (en) Method for mfg. oriented structure shaving board
CN110509367B (en) Continuous production line and production process of plywood
CN1631632A (en) Industrialized production method of wheat straw flakeboard
CN108015876A (en) A kind of production method of particieboard
CN101898382A (en) Production method and manufacturing technology for corn stalk moulded board
CN102632536A (en) Processing method of diatomite wood-based fiberboard
CN102371603A (en) Process for manufacturing high-strength laminated wood board
CN209812620U (en) Aldehyde-free wood shaving board production system
CN210308304U (en) But veneer multilayer structure shaving board production system
CN114536489A (en) Shaving board manufacturing process
CN111605025B (en) Shaving board production method and shaving board
CN113696294A (en) Production process of light fiber surface layer veneerable directional structural slab
CN101885201A (en) Composite shaving board
CN108162122A (en) Oriented wood chipboard and orientation wood-based plate
US3843431A (en) Process for making fibrous composition board

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant