CN104084996A - Method for manufacturing bamboo and Chinese fir staggered lamination composite structural material - Google Patents
Method for manufacturing bamboo and Chinese fir staggered lamination composite structural material Download PDFInfo
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- CN104084996A CN104084996A CN201410305755.2A CN201410305755A CN104084996A CN 104084996 A CN104084996 A CN 104084996A CN 201410305755 A CN201410305755 A CN 201410305755A CN 104084996 A CN104084996 A CN 104084996A
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Abstract
The invention discloses a method for manufacturing a bamboo and Chinese fir staggered lamination composite structural material. The method includes the following steps that firstly, bamboo wood is processed, so that a bamboo blank is formed; secondly, Chinese fir is processed, so that a wood blank is formed; thirdly, composite processing is conducted, so that the bamboo and Chinese fir staggered lamination composite structural material is formed. According to the method, the implementation difficulty is low, the characteristics that the bamboo wood is high in strength and rigidity can be fully utilized, sources of raw materials are wide, and meanwhile the problems that Chinese fir has soft texture, multiple branch knots and small breadth are solved; the bamboo and Chinese fir staggered lamination composite structural material manufactured through the production technology has the advantages of being high in strength, large in breadth, wide in thickness range, environmentally friendly, capable of greatly improving construction efficiency of constructional engineering, low in cost and short in construction period.
Description
Technical field
The present invention relates to bamboo wood comprehensive utilization technique field, particularly a kind of bamboo China fir cross laminate composite construction material manufacture method.
Background technology
The research of bamboo China fir cross laminate composite construction material has no report at home.At present, external like product crosswise lamination CLT (note: CLT full name is cross-laminatedtimber, crosswise lamination timber) formed by pine square bar, owing to all using pine square bar, its raw material source is deficient, therefore, CLT have that cost is high, resource scarcity, shortcoming that consumption forest tree resource is large.
Summary of the invention
In view of this, the object of this invention is to provide a kind of bamboo China fir cross laminate composite construction material manufacture method, with the compound sandwich of making of bamboo and wood materials of pure natural, product has the advantages that intensity is high, breadth is wide, thickness range is wide, is applicable to large-scale promotion application.
The object of the invention is to be achieved through the following technical solutions:
Bamboo China fir cross laminate composite construction material manufacture method of the present invention comprises the following steps
Step 1: bamboo wood is processed, formed bamboo blank plate;
Step 2: China fir is processed, formed wooden blanket;
Step 3: carry out Compound Machining, form bamboo China fir cross laminate composite construction material;
Described step 1 comprises following work flow: by well-thought-out plan saw section, remove ring, subdivision is processed into bamboo cane, then by rough milling removal surf green, sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of bamboo cane, and then send into and in drying oven, be dried processing, the bamboo cane after dry finishing dealing with is to its two-sided dip-coating phenolic aldehyde bonded adhesives, the plate blank between one-tenth thickness 8-15 millimeter bonded to each other, approaching side, to hot press pressurization sizing, is made bamboo blank plate again;
Described step 2 comprises following work flow: by China fir saw section, remove epidermis, subdivision is processed into shirt batten, then carries out surfacing processing by rough milling, and sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of China fir bar, and then send into and in drying oven, be dried processing, the China fir bar after dry finishing dealing with is to its dip-coating bonded adhesives, the plate blank between one-tenth thickness 8-15 millimeter bonded to each other, approaching side, to hot press pressurization sizing, is made wooden blanket again;
Described step 3 comprises following work flow: the dip-coating bonded adhesives on faying face by the bamboo blank plate of equal thickness and wooden blanket, carry out assembly by 90 degree direction orthogonal superposition modes, then approaching side is to hot press pressurization sizing, obtains composite construction material.
Further, in described step 3, also comprise composite construction material is carried out to Surface Machining processing, specifically pass through sand mill sanding and polishing, then carry out as required clipping edge, obtain final finished product;
Further, in described step 1, carbonization treatment adopts secondary carbonization treatment, and bamboo cane is put into carbide furnace, carries out a carbonization, and temperature is controlled at 120 DEG C～140 DEG C, and the time was at 2～3 hours; After bamboo cane after a carbonization is completely cooling, carry out secondary carbonization, secondary carbonization is first carried out carbonization by bamboo cane under the high temperature of 110 DEG C～125 DEG C, and the time is 2～2.5 hours, is then warming up to 130～135 DEG C, and the time is 1～1.5 hour;
Further, in described step 2, the carbonization treatment of China fir bar is adopted to secondary carbonization treatment, first China fir bar is put into carbide furnace, carry out a carbonization, temperature is controlled at 120 DEG C～140 DEG C, and the time was at 2～3 hours; After China fir bar after a carbonization is completely cooling, then carry out secondary carbonization, secondary carbonization is first carried out carbonization by China fir bar under the high temperature of 110 DEG C～125 DEG C, and the time is 2～2.5 hours, is then warming up to 130～135 DEG C, and the time is 1～1.5 hour;
Further, described bonded adhesives is phenolic resin glue;
Further, in described step 3, the breadth of described composite construction material and thickness combine as requested, bamboo blank plate and the wooden blanket quantity on longitudinal Direction of superposition is not restricted.
The invention has the beneficial effects as follows:
It is low that this method is implemented difficulty, can make full use of the feature that bamboo wood intensity is high, hardness is large, and raw material sources are extensive, solved China fir material soft simultaneously, burl is many, and the problem that breadth is little adopts bamboo China fir cross laminate composite construction material that production technology of the present invention is made to have that intensity is high, breadth is wide, thickness range is wide, the feature of environmental protection, can greatly improve the efficiency of construction of architectural engineering, have advantages of that cost is low, short construction period.
In addition, the present invention adopts the treatment process of secondary carbonization to bamboo blank plate and wooden blanket, for an existing carbonization technique, can further promote organic matter in bamboo wood under the environment of high temperature, high humidity, to decompose as sugar, starch, protein etc., make the insects such as fungi lose source of nutrition, again the worm's ovum and the fungi that are attached in bamboo wood are killed, and the bamboo chip color of different bamboo ages and different parts is reached unanimity simultaneously, reduce aberration, increased the aesthetic property on floor.
Other advantages of the present invention, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating below, or can be instructed from the practice of the present invention.Target of the present invention and other advantages can be realized and be obtained by description and claims below.
Detailed description of the invention
Below will be described in detail the preferred embodiments of the present invention.Should be appreciated that preferred embodiment is only for the present invention is described, instead of in order to limit the scope of the invention.
Embodiment mono-
In the present embodiment, comprise the following steps:
Step 1: bamboo wood is processed, formed bamboo blank plate, specifically comprise following flow process:
By well-thought-out plan saw section, remove ring, subdivision is processed into bamboo cane, then by rough milling removal surf green, sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of bamboo cane, and then send into and in drying oven, be dried processing, the bamboo cane after dry finishing dealing with is to its two-sided dip-coating phenolic resin glue, and one-tenth thickness bonded to each other is the plate blank of 8 millimeters, approaching side, to hot press pressurization sizing, is made bamboo blank plate again;
Step 2: China fir is processed, form wooden blanket, specifically comprise following work flow: by China fir saw section, remove epidermis, subdivision is processed into shirt batten, then carry out surfacing processing by rough milling, after natural drying, send to and in carbide furnace, carry out carbonization treatment, remove sugar and the moisture of China fir bar, and then send into and in drying oven, be dried processing, the China fir bar after dry finishing dealing with is to its dip-coating phenolic resin glue, the plate blank that one-tenth thickness bonded to each other is 8 millimeters, approaching side, to hot press pressurization sizing, is made wooden blanket again;
Step 3: carry out Compound Machining, form bamboo China fir cross laminate composite construction material, specifically comprise following work flow: the dip-coating phenolic resin glue on faying face by the bamboo blank plate of equal thickness and wooden blanket, carry out assembly by 90 degree direction orthogonal superposition modes, be that bamboo base bar is mutually vertical in the longitudinal direction with wooden base bar, approaching side, to hot press pressurization sizing, obtains composite construction material again.
Further, composite construction material is carried out to Surface Machining processing, specifically pass through sand mill sanding and polishing, then carry out as required clipping edge, obtain final finished product.
Embodiment bis-
Step 1: bamboo wood is processed, formed bamboo blank plate, specifically comprise following flow process:
By well-thought-out plan saw section, remove ring, subdivision is processed into bamboo cane, then by rough milling removal surf green, sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of bamboo cane, carbonization treatment adopts secondary carbonization treatment, first bamboo cane is put into carbide furnace, carries out a carbonization, temperature is controlled at 120 DEG C DEG C, and the time was at 3 hours; After bamboo cane after a carbonization is completely cooling, carry out secondary carbonization, carbonization is first carried out bamboo cane in secondary carbonization under the high temperature of 110 DEG C DEG C, and the time is 2.5 hours, is then warming up to 135 DEG C, and the time is 1 hour;
After carbonization treatment, then send into and in drying oven, be dried processing, the bamboo cane after dry finishing dealing with is to its two-sided dip-coating phenolic resin glue, and one-tenth thickness bonded to each other is the plate blank of 12 millimeters, then approaching side is to hot press pressurization sizing, makes bamboo blank plate;
Step 2: China fir is processed, form wooden blanket, specifically comprise following work flow: by China fir saw section, remove epidermis, subdivision is processed into shirt batten, then carry out surfacing processing by rough milling, after natural drying, send to and in carbide furnace, carry out carbonization treatment, remove sugar and the moisture of China fir bar, and then send into and in drying oven, be dried processing, the China fir bar after dry finishing dealing with is to its dip-coating phenolic resin glue, the plate blank that one-tenth thickness bonded to each other is 12 millimeters, approaching side, to hot press pressurization sizing, is made wooden blanket again;
Step 3: carry out Compound Machining, form bamboo China fir cross laminate composite construction material, specifically comprise following work flow: the dip-coating phenolic resin glue on faying face by the bamboo blank plate of equal thickness and wooden blanket, carry out assembly by 90 degree direction orthogonal superposition modes, be that bamboo base bar is mutually vertical in the longitudinal direction with wooden base bar, approaching side, to hot press pressurization sizing, obtains composite construction material again.
Further, composite construction material is carried out to Surface Machining processing, specifically pass through sand mill sanding and polishing, then carry out as required clipping edge, obtain final finished product.
Embodiment tri-
Step 1: bamboo wood is processed, formed bamboo blank plate, specifically comprise following flow process:
By well-thought-out plan saw section, remove ring, subdivision is processed into bamboo cane, then by rough milling removal surf green, sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of bamboo cane, carbonization treatment adopts secondary carbonization treatment, first bamboo cane is put into carbide furnace, carries out a carbonization, temperature is controlled at 130 DEG C, and the time was at 2.5 hours; After bamboo cane after a carbonization is completely cooling, carry out secondary carbonization, carbonization is first carried out bamboo cane in secondary carbonization under the high temperature of 120 DEG C, and the time is 2.2 hours, is then warming up to 132 DEG C, and the time is 1.2 hours;
After carbonization treatment, then send into and in drying oven, be dried processing, the bamboo cane after dry finishing dealing with is to its two-sided dip-coating phenolic resin glue, and one-tenth thickness bonded to each other is the plate blank of 15 millimeters, then approaching side is to hot press pressurization sizing, makes bamboo blank plate;
Step 2: China fir is processed, formed wooden blanket, specifically comprise following work flow: by China fir saw section, remove epidermis, subdivision is processed into shirt batten, then carries out surfacing processing by rough milling, and sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of China fir bar, the carbonization treatment of China fir bar is adopted to secondary carbonization treatment, first China fir bar is put into carbide furnace, carry out a carbonization, temperature is controlled at 120 DEG C, and the time was at 3 hours; After China fir bar after a carbonization is completely cooling, carry out secondary carbonization, carbonization is first carried out China fir bar in secondary carbonization under the high temperature of 110 DEG C again, and the time is 2.5 hours, then be warming up to 130 DEG C, time is 1.5 hours, after carbonization completes, then sends into and in drying oven, is dried processing, China fir bar after dry finishing dealing with is to its dip-coating phenolic resin glue, the plate blank that one-tenth thickness bonded to each other is 15 millimeters, then approaching side is to hot press pressurization sizing, makes wooden blanket;
Step 3: carry out Compound Machining, form bamboo China fir cross laminate composite construction material, specifically comprise following work flow: the dip-coating phenolic resin glue on faying face by the bamboo blank plate of equal thickness and wooden blanket, carry out assembly by 90 degree direction orthogonal superposition modes, be that bamboo base bar is mutually vertical in the longitudinal direction with wooden base bar, approaching side, to hot press pressurization sizing, obtains composite construction material again.
Further, composite construction material is carried out to Surface Machining processing, specifically pass through sand mill sanding and polishing, then carry out as required clipping edge, obtain final finished product.
Embodiment tetra-
Step 1: bamboo wood is processed, formed bamboo blank plate, specifically comprise following flow process:
By well-thought-out plan saw section, remove ring, subdivision is processed into bamboo cane, then by rough milling removal surf green, sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of bamboo cane, carbonization treatment adopts secondary carbonization treatment, first bamboo cane is put into carbide furnace, carries out a carbonization, temperature is controlled at 140 DEG C, and the time was at 3 hours; After bamboo cane after a carbonization is completely cooling, carry out secondary carbonization, carbonization is first carried out bamboo cane in secondary carbonization under the high temperature of 125 DEG C, and the time is 2 hours, is then warming up to 130 DEG C, and the time is 1.5 hours;
After carbonization treatment, then send into and in drying oven, be dried processing, the bamboo cane after dry finishing dealing with is to its two-sided dip-coating phenolic resin glue, and one-tenth thickness bonded to each other is the plate blank of 15 millimeters, then approaching side is to hot press pressurization sizing, makes bamboo blank plate;
Step 2: China fir is processed, formed wooden blanket, specifically comprise following work flow: by China fir saw section, remove epidermis, subdivision is processed into shirt batten, then carries out surfacing processing by rough milling, and sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of China fir bar, the carbonization treatment of China fir bar is adopted to secondary carbonization treatment, first China fir bar is put into carbide furnace, carry out a carbonization, temperature is controlled at 140 DEG C, and the time was at 2 hours; After China fir bar after a carbonization is completely cooling, carry out secondary carbonization, carbonization is first carried out China fir bar in secondary carbonization under the high temperature of 125 DEG C again, and the time is 2 hours, then be warming up to 135 DEG C, time is 1 hour, after carbonization completes, then sends into and in drying oven, is dried processing, China fir bar after dry finishing dealing with is to its dip-coating phenolic resin glue, the plate blank that one-tenth thickness bonded to each other is 15 millimeters, then approaching side is to hot press pressurization sizing, makes wooden blanket;
Step 3: carry out Compound Machining, form bamboo China fir cross laminate composite construction material, specifically comprise following work flow: the dip-coating phenolic resin glue on faying face by the bamboo blank plate of equal thickness and wooden blanket, carry out assembly by 90 degree direction orthogonal superposition modes, be that bamboo base bar is mutually vertical in the longitudinal direction with wooden base bar, approaching side, to hot press pressurization sizing, obtains composite construction material again.
Further, composite construction material is carried out to Surface Machining processing, specifically pass through sand mill sanding and polishing, then carry out as required clipping edge, obtain final finished product.
Embodiment five
Be from the difference of embodiment tetra-: adopt the technological parameter of secondary carbonization treatment different to the carbonization treatment of China fir bar, first China fir bar is put into carbide furnace, carry out a carbonization, temperature is controlled at 130 DEG C, and the time was at 2.5 hours; After China fir bar after a carbonization is completely cooling, then carry out secondary carbonization, carbonization is first carried out China fir bar in secondary carbonization under the high temperature of 120 DEG C DEG C, and the time is 2.2 hours, is then warming up to 132 DEG C, and the time is 1.2 hours.
In above-described embodiment, the breadth of composite construction material and thickness combine as requested, be that bamboo blank plate and the wooden blanket quantity on longitudinal Direction of superposition is not restricted, as required, the breadth of composite construction material also can carry out as required polylith and arrange extension simultaneously.
It should also be noted that in the present embodiment and adopt phenolic resin glue as bonded adhesives, in fact, can also adopt other conventional bonded adhesives of this area for the present invention, adopt within other bonded adhesives also should belong to protection scope of the present invention.
It is raw material that the present invention utilizes local abundant mao bamboon and China fir, adopt optimizing structure design technology, bamboo wood, wood surface modification technology, composite construction strengthens technology, and the bamboo China fir cross laminate composite construction material of development is a kind of Novel bamboo China fir composite wood building structural materials.Product can be widely used in the fields such as building, interior decoration, sports buildings.
Finally explanation is, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of claim scope of the present invention.
Claims (6)
1. bamboo China fir cross laminate composite construction material manufacture method, is characterized in that: said method comprising the steps of
Step 1: bamboo wood is processed, formed bamboo blank plate;
Step 2: China fir is processed, formed wooden blanket;
Step 3: carry out Compound Machining, form bamboo China fir cross laminate composite construction material;
Described step 1 comprises following work flow: by well-thought-out plan saw section, remove ring, subdivision is processed into bamboo cane, then by rough milling removal surf green, sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of bamboo cane, and then send into and in drying oven, be dried processing, the bamboo cane after dry finishing dealing with is to its two-sided dip-coating phenolic aldehyde bonded adhesives, the plate blank between one-tenth thickness 8-15 millimeter bonded to each other, approaching side, to hot press pressurization sizing, is made bamboo blank plate again;
Described step 2 comprises following work flow: by China fir saw section, remove epidermis, subdivision is processed into shirt batten, then carries out surfacing processing by rough milling, and sends to after natural drying and in carbide furnace, carries out carbonization treatment, remove sugar and the moisture of China fir bar, and then send into and in drying oven, be dried processing, the China fir bar after dry finishing dealing with is to its dip-coating bonded adhesives, the plate blank between one-tenth thickness 8-15 millimeter bonded to each other, approaching side, to hot press pressurization sizing, is made wooden blanket again;
Described step 3 comprises following work flow: the dip-coating bonded adhesives on faying face by the bamboo blank plate of equal thickness and wooden blanket, carry out assembly by 90 degree direction orthogonal superposition modes, then approaching side is to hot press pressurization sizing, obtains composite construction material.
2. bamboo China fir cross laminate composite construction material manufacture method according to claim 1, it is characterized in that: in described step 3, also comprise composite construction material is carried out to Surface Machining processing, specifically pass through sand mill sanding and polishing, then carry out as required clipping edge, obtain final finished product.
3. bamboo China fir cross laminate composite construction material manufacture method according to claim 1, is characterized in that: in described step 1, carbonization treatment adopts secondary carbonization treatment, bamboo cane is put into carbide furnace, carry out a carbonization, temperature is controlled at 120 DEG C～140 DEG C, and the time was at 2～3 hours; After bamboo cane after a carbonization is completely cooling, carry out secondary carbonization, secondary carbonization is first carried out carbonization by bamboo cane under the high temperature of 110 DEG C～125 DEG C, and the time is 2～2.5 hours, is then warming up to 130～135 DEG C, and the time is 1～1.5 hour.
4. bamboo China fir cross laminate composite construction material manufacture method according to claim 1, it is characterized in that: in described step 2, the carbonization treatment of China fir bar is adopted to secondary carbonization treatment, first China fir bar is put into carbide furnace, carry out a carbonization, temperature is controlled at 120 DEG C～140 DEG C, and the time was at 2～3 hours; After China fir bar after a carbonization is completely cooling, then carry out secondary carbonization, secondary carbonization is first carried out carbonization by China fir bar under the high temperature of 110 DEG C～125 DEG C, and the time is 2～2.5 hours, is then warming up to 130～135 DEG C, and the time is 1～1.5 hour.
5. bamboo China fir cross laminate composite construction material manufacture method according to claim 1, is characterized in that: described bonded adhesives is phenolic resin glue.
6. bamboo China fir cross laminate composite construction material manufacture method according to claim 1, it is characterized in that: in described step 3, the breadth of described composite construction material and thickness combine as requested, bamboo blank plate and the wooden blanket quantity on longitudinal Direction of superposition is not restricted.
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| CN201410305755.2A CN104084996B (en) | 2014-06-30 | 2014-06-30 | Bamboo Lignum seu Ramulus Cunninghamiae Lanceolatae cross laminate composite construction material manufacture method |
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| CN201410305755.2A CN104084996B (en) | 2014-06-30 | 2014-06-30 | Bamboo Lignum seu Ramulus Cunninghamiae Lanceolatae cross laminate composite construction material manufacture method |
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