CN110303566A - A kind of woodwork molding equipment and method - Google Patents
A kind of woodwork molding equipment and method Download PDFInfo
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- CN110303566A CN110303566A CN201910591876.0A CN201910591876A CN110303566A CN 110303566 A CN110303566 A CN 110303566A CN 201910591876 A CN201910591876 A CN 201910591876A CN 110303566 A CN110303566 A CN 110303566A
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- woodwork
- embryo material
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- mold
- pressure
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
- B27M1/02—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by compressing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/0004—Machines or apparatus for embossing decorations or marks, e.g. embossing coins characterised by the movement of the embossing tool(s), or the movement of the work, during the embossing operation
- B44B5/0019—Rectilinearly moving embossing tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/0052—Machines or apparatus for embossing decorations or marks, e.g. embossing coins by pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/009—Machines or apparatus for embossing decorations or marks, e.g. embossing coins by multi-step processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/02—Dies; Accessories
- B44B5/028—Heated dies
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The present invention provides a kind of woodwork molding equipment and method, equipment, comprising: press machine, press machine include the first top board, the first lower platen；High-frequency heating apparatus, high-frequency heating apparatus include high frequency generating apparatus；Insulation board, there are two insulation boards, and insulation board side is separately positioned on the first top board, the first lower platen inside, positive plate, negative plate, the side of positive plate, the side of negative plate are separately positioned on the other side of insulation board, and positive plate, negative plate are connected with high-frequency heating apparatus respectively；Mold, mold are separately positioned on the positive plate other side, on the negative plate other side；Touch-proof mechanism, touch-proof mechanism pressurizes for preventing the upper mold of mold from contacting with lower mold, by setting press machine and high-frequency heating apparatus to woodwork, heating, reduction woodwork a possibility that deformation occurs in use.
Description
Technical field
The present invention relates to wood processing equipment technical field, in particular to a kind of woodwork molding equipment.
Background technique
Timber is a kind of porous biomaterial, and density is lower, material is partially soft, stability is poor.So in order to improve
The service performance of timber, people have invented the method that compression wood is made in timber softening pressurization, have made the surface physics of timber
It can be improved, improve the strength character of timber, while decorative, processability is improved.In addition, timber was uneven originally
The material of matter makes material become uniform, it is easier to machining, engraving and microfabrication and facing processing etc. through densification processing.
《Structural organization of the cell wall polymers in compression wood as
Revealed by FTIR microspectroscopy ", Hui Peng, et al., Planta (2019) 250:163-171,
Just this is just further studied.
Mostly at present is directly to be compressed the timber of bulk, is then cut into stud and is further processed into
Required finished product.But when due to heating, temperature is different in the table of timber, when pressurization, suffered stress is also had very in timber table
Big difference, thus cause each position performance of compression wood difference (general surface property is preferable, the wood performance of lining compared with
Difference) so that each compressed wood itself has certain deformation in use, shape occurs in use in order to reduce timber
A possibility that change, proposes a kind of woodwork molding equipment.
Summary of the invention
The present invention provides a kind of woodwork molding equipment, to by the way that press machine and high-frequency heating apparatus is arranged to woodwork
Pressurization, heating, reduce woodwork a possibility that deformation occurs in use.
The embodiment of the present invention provides a kind of woodwork molding equipment, comprising:
Press machine, the press machine include the first top board, the first lower platen；
High-frequency heating apparatus, the high-frequency heating apparatus include high frequency generating apparatus；
Insulation board, there are two the insulation boards, and the insulation board side is separately positioned on first top board, described
On the inside of one lower platen,
Positive plate, negative plate, the side of the positive plate, the negative plate side be separately positioned on the insulation board
The other side, the positive plate, the negative plate are connected with the high-frequency heating apparatus respectively；
Mold, the mold are separately positioned on the positive plate other side, on the negative plate other side；
Touch-proof mechanism, the touch-proof mechanism is for preventing the upper mold of the mold from contacting with lower mold.
Preferably, the touch-proof mechanism is insulating materials, is arranged between the upper/lower die of the mold.
Preferably, further includes:
Steam-heating apparatus, the steam-heating apparatus include:
Steam generator, the steam of certain temperature, pressure that the steam generator can produce,
The steam of generation can be transported in the tank body by tank body, the steam generator,
Control system, the control system are used to control the temperature and pressure of the steam generator output steam；
Hydraulic power unit, the hydraulic power unit include:
Hydraulic pump,
Hydraulic control system, the hydraulic control system control the fluid pressure of the hydraulic pump output；
The molding equipment, further includes:
Fixed plate, the fixed plate are arranged in the tank body；
Second top board, second top board are arranged in parallel on the fixed plate, by fixed link with it is described solid
Fixed board connection；
Second lower platen, second lower platen are arranged in parallel between the fixed plate and second top board；
Hydraulic cylinder and solenoid valve, the hydraulic cylinder have several, and the hydraulic cylinder is separately positioned in the fixed plate, institute
The push rod for stating hydraulic cylinder is connect with second lower platen, can push second lower platen second top board with it is described
It is moved between fixed plate, the hydraulic cylinder is connect by the solenoid valve with the hydraulic power unit, and the hydraulic power unit can pass through
Control the direction of motion of hydraulic cylinder push rod described in the solenoid valve control；
Mold, the mold are arranged on second top board and second lower platen.
Preferably, further includes:
For detecting to molding woodwork, and the side of the press machine is arranged in detection device；
The detection device includes:
Detection module, for obtaining corresponding shape changing detection result by carrying out shape changing detection to molding woodwork；
Module is measured, is measured for the compression performance to the molding woodwork, corresponding compression measurement is obtained
As a result；
Control module, for according to the shape changing detection of the detection module molding woodwork obtained as a result,
Judge whether the shape changing detection result matches with pre-stored wooden deformation data library, while according to measurement module institute
The compression measurement result of the molding woodwork obtained, judges the compression measurement result and pre-stored wooden compression
Whether database matches, if the shape changing detection result and pre-stored wooden deformation data storehouse matching, and the compression is surveyed
Determine result and when pre-stored wooden compressed data storehouse matching, then determine that the molding woodwork is qualified, while controlling the
The qualified molding woodwork is sent to first passage by one conveyer belt；
Otherwise, it is determined that the molding woodwork is unqualified, while the second conveyer belt is controlled by the underproof molding
Woodwork be sent to second channel, and send the first alarm command to alarm module；
The alarm module executes corresponding first report for the first alarm command according to transmitted by the control module
Alert operation.
Preferably, the mould intracavity wall of the mold is provided with decorative pattern, and the decorative pattern can be internal or female screw or positive line.
Preferably, the detection device further include: depth detection module,
The depth detection module carries out secondary detection to the molding woodwork qualified in first passage, thus really
Protect that stress-bearing capability in the woodwork table is equal and the woodwork deformation is balanced, wherein carrying out depth inspection to the woodwork
It surveys shown in specific step is as follows:
S1001, using the detection module, obtain the shape changing detection at the woodwork appearance any 10 as a result, and will
The shape changing detection result saves as vector Q1, while being obtained at the woodwork appearance any 10 using the measurement module
Measurement result is compressed, and the compression measurement result is saved as into vector Q2, vector Q2 is added to vector Q1 in the following, to shape
Contain 2 rows 10 column at outer table matrix X1, the X1, the first row represents the value of shape changing detection result, and the second row represents compression measurement
As a result value；
S1002, using the detection module, obtain the shape changing detection at any 10 inside the woodwork as a result, and will
The shape changing detection result saves as vector Q3, while being obtained at the woodwork appearance any 10 using the measurement module
Measurement result is compressed, and the compression measurement result is saved as into vector Q4, vector Q4 is added to vector Q3 in the following, to shape
Contain 2 rows 10 column at outer table matrix X2, the X2, the first row represents the value of shape changing detection result, and the second row represents compression measurement
As a result value；
S1003, respectively the value of matrix X1 and matrix X2 secondly examine using formula (1)；
Wherein,S1j、S2jFor intermediate parameters, X1j,iFor the value of the i-th column of the jth row of matrix X1, X2j,iFor
The value of i-th column of the jth row of matrix X2, QXjFor j-th of next inspection result, i=1,2,3 ... 10, j=1,2, if deposited
In QXjSecondly >=3.02 explanations are examined does not pass through, then controls the second conveyer belt for the woodwork and be sent to second channel, and
The second alarm command is sent to alarm module；If all QXj< 3.02 then continues step S1004；
S1004, equilibrium degree inspection is carried out to the value of matrix X1 and matrix X2 respectively using formula (2)；
t1jFor the equilibrium degree test value of the jth row of matrix X1, t1jFor the equilibrium degree test value of the jth row of matrix X2,
For median, if for the t1jOr t1jOccur being less than -1.33, then illustrate the equilibrium degree disqualified upon inspection, then controls the
The woodwork is sent to second channel by two conveyer belts, and sends third alarm command to alarm module；If t1jAnd t1jIt is all big
Continue step S1005 in -1.33；
S1005, formula (3) calculating matrix X1 and matrix X2 diversity factor are utilized；
Wherein, CY is that diversity factor is examined as a result, illustrating that diversity factor inspection not passing through if CY >=2.16, controls the
The woodwork is sent to second channel by two conveyer belts, and sends the 4th alarm command to alarm module；If CY < 2.16
Described to upcheck, then the woodwork passes through secondary check.
The embodiment of the present invention, which is provided, carries out the molding method of woodwork using molding equipment, comprising the following steps:
S1 timber pre-treatment step: timber is processed into embryo material, and makes embryo material moisture content 15% to 40%；
The pre-heat treatment step of S2 embryo material: the embryo material of S1 step is put into mold, 2kg/cm is imposed2To 10kg/
cm2Pressure fixing embryo material and heat, so that embryo material temperature is reached 85 DEG C to 180 DEG C；
The compression step of S3 embryo material: 30kg/cm is imposed after the embryo material is heated to 85 DEG C to 180 DEG C through S2 step2
To 100kg/cm2Pressure embryo material is compressed；
The fixating shape step of S4 embryo material: the pressure of S3 step is kept, and the embryo material is heated to 180 DEG C to 210 DEG C, is kept
3 minutes to 20 minutes；
S5 embryo material is cooling: keeping the pressure of S3 step, will cool down by the processed embryo material of S4, and make embryo material temperature
Degree is removed from the molds after being down to 60 DEG C or less, becomes finished product through grinding process；
The health step of S6 finished product: the finished product is placed on to temperature is 20 DEG C to 40 DEG C, humidity is 10% to 40%
It is stored in environment.
Preferably, the heating uses high-frequency heating；
The high-frequency heating working frequency is 6.78Mhz；
Or
The heating is heated using high-temperature high-pressure steam；
The high-temperature high-pressure steam heating is 0.5Mpa to 2.0Mpa, temperature using pressure in step S2 and step S3
For 150 to 210 DEG C of saturated steam；
High-temperature high-pressure steam heating is in step s 4 1.0Mpa to 2.0Mpa using pressure, temperature be 180 to
210 DEG C of saturated steam.
Preferably, the mould intracavity wall of the mold is provided with decorative pattern, and the decorative pattern can be internal or female screw or positive line.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is a kind of woodwork molding equipment schematic diagram using high-frequency heating in the embodiment of the present invention；
Fig. 2 is a kind of woodwork molding equipment side view diagram using high-temperature high-pressure steam heating in the embodiment of the present invention
It is intended to；
Fig. 3 is a kind of woodwork molding equipment main view diagram using high-temperature high-pressure steam heating in the embodiment of the present invention
It is intended to；
Fig. 4 is a kind of schematic diagram for a kind of mold that woodwork molding equipment uses in the embodiment of the present invention；
Fig. 5 is wood compression starting section electron microscope；
Fig. 6 is section electron microscope after wood compression；
Fig. 7 is the structural schematic diagram of detection device in the embodiment of the present invention.
Description of symbols: 1, press machine；1-1, press machine push rod；2, the first top board；3, the first lower platen；4, high frequency
Heating equipment；5, insulation board；6, positive plate；7, negative plate；8, upper mold；9, lower mold；10, touch-proof mechanism；11, steam is sent out
Raw device；12, tank body；13, hydraulic power unit；14, fixed plate；15, the second top board；16, fixed link；17, the second lower platen；18,
Hydraulic cylinder；19, hydraulic cylinder push rod；20, embryo material；21, die cavity；71, detection module；72, module is measured；73, control module；74,
First conveyer belt；75, alarm module；76 second transmission belts.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment one
The embodiment of the present invention provides a kind of woodwork molding equipment, as shown in Figure 1 and 4, wherein, comprising:
Press machine 1, the press machine include the first top board 2, the first lower platen 3；
High-frequency heating apparatus 4, the high-frequency heating apparatus include high frequency generating apparatus；
Insulation board 5, there are two the insulation boards 5, and the insulation board side is separately positioned on first top board 2, institute
3 inside of the first lower platen is stated, for preventing high-frequency heating apparatus from press machine being made to be powered；
Positive plate 6, negative plate 7, the side of the positive plate 6, the side of the negative plate 7 are separately positioned on the insulation
The other side of plate 5, the positive plate 6, the negative plate 7 are connected with the high-frequency heating apparatus 4 respectively；
Mold, the mold is separately positioned on 6 other side of positive plate, on 7 other side of the negative plate, for forming
Product；
Touch-proof mechanism 10, the touch-proof mechanism 10 is for preventing the upper mold of the mold from connecing with lower mold
Touching, so that the positive plate be prevented to be connected with the negative plate, causes danger；
Wherein, woodwork can be processed, is obtained molding wooden by using the molding equipment in embodiment one
Product, to woodwork carry out machine-shaping the step of it is implementable are as follows:
Timber is processed into embryo material 20, the embryo material 20 is the timber that timber is processed into each dimension and is slightly larger than finished product, and
Make embryo material moisture content 20% to 30%；
Resulting embryo material 20 is put into mould cavity 21, starting press machine 1 applies 5kg/cm2Pressure it is solid to embryo material 20
Fixed, starting high-frequency heating apparatus 4 is heated to embryo material 20, and 20 temperature of embryo material is made to reach 150 DEG C；
The resulting embryo material 20 of previous step is heated to 150 DEG C, is 60kg/cm with pressure2It presses, embryo material is pressed
Contracting；
The pressure of previous step is kept, and the embryo material 20 is heated to 200 DEG C, is kept for 15 minutes；
Keep the pressure of previous step, will cool down by the embryo material 20, after embryo material temperature is down to 60 DEG C or less from
It is taken out in the die cavity 21 of mold, sanding of simply being polished processing becomes finished product；It is 20 DEG C to 30 that gained finished product, which is placed on temperature,
DEG C, humidity be 10% to 30% environment in store.
The working principle of above-mentioned technical proposal are as follows: the present invention is through the above technical solutions, be first processed into each dimension for timber
Slightly larger than the embryo material of finished product；Then, certain pressure is heated and applies, so that embryo material softens and prevents embryo material from deforming；Then, after
Continuous heating, pressurization, embryo material is further compressed, the appearance of finished product is become；Then, it keeps pressure constant, and further heats,
So that embryo material is sufficiently discharged internal stress under high temperature and pressure, its compressive deformation is enable to fix；Then, cooling to take out；Then, it puts
It sets under suitable temperature, humidity, so that some internal stresses releases of remaining, prevent from deforming in use process from now on.
Its benefit is: the smooth surface degree that embryo material is contacted with mold is higher, and only need to simply polish sanding processing, table
Face is exactly the surface of finished product；Since finished surface density is very big, so corrosion-resistant, wear-resistant, finished product inherently has insect prevention effect
Fruit, long service life is environmentally protective without japanning, and pure solid wood has a kind of natural taste；Due to being after being first processed into embryo material
It is directly formed to finished product, and embryo material is generally little, so heating, the pressurization to embryo material each section are more uniform, so performance ratio
Through bulk compressed wood cutting post-processing at product to get well, the performance at each position is also more uniform, properties of product stablize, it is not variable
Shape, cracking.The technical program using high-frequency heating, be conducive to make to heat it is more convenient, uniformly.
The beneficial effect of above-mentioned technical proposal is: being pressurizeed, is added to woodwork by setting press machine and high-frequency heating apparatus
Heat reduces woodwork a possibility that deformation occurs in use.
In example 1, the high-frequency heating working frequency is 6.78Mhz.
The heating frequency for present embodiments providing a high-frequency heating, it is more preferable to the heating effect of embryo material using the frequency.
In example 1,21 inner wall of die cavity of the mold is provided with decorative pattern, and the decorative pattern is internal or female screw.
By being provided with the internal or female screw fallen in mould cavity inner wall so that compress embryo material when, in embryo material up stroke
The decorative pattern of protrusion, then have the pattern for playing landscaping effect and practical function on finished product.
Embodiment two
The embodiment of the invention provides a kind of woodwork molding equipments, as shown in Figure 2, Figure 3, Figure 4, comprising:
Steam-heating apparatus 11, the steam-heating apparatus 11 include:
Steam generator, the steam of certain temperature, pressure that the steam generator can produce,
The steam of generation can be transported in the tank body by tank body 12, the steam generator,
Control system, the control system are used to control the temperature and pressure of the steam generator output steam；
Hydraulic power unit 13, the hydraulic power unit include:
Hydraulic pump,
Hydraulic control system, the hydraulic control system control the fluid pressure of the hydraulic pump output；
Fixed plate 14, the fixed plate 14 are arranged in the tank body 12；
Second top board 15, second top board 15 are arranged in parallel on the fixed plate 14, pass through fixed link 16
It is connect with the fixed plate 14；
Second lower platen 17, second lower platen 17 are arranged in parallel in the fixed plate 14 and second top board 15
Between；
Hydraulic cylinder 18 and solenoid valve, the hydraulic cylinder 18 have several, and the hydraulic cylinder 18 is separately positioned on the fixation
On plate 14, the hydraulic cylinder push rod 19 of the hydraulic cylinder 18 is connect with second lower platen 17, can push second lower platen
17 move up and down between second top board 15 and the fixed plate 14, and the hydraulic cylinder 18 passes through the solenoid valve and institute
The connection of hydraulic power unit 13 is stated, the hydraulic power unit 13 can pass through the movement of hydraulic cylinder push rod 19 described in the control solenoid valve control
Direction；
Mold, the mold include 9 two parts of upper mold 8 and lower mold, be separately positioned on second top board and
On second lower platen.
Wherein, woodwork can be processed, is obtained molding wooden by using the molding equipment in embodiment two
Product, to woodwork carry out machine-shaping the step of it is implementable are as follows:
Timber is processed into embryo material 20, the embryo material 20 is the timber that timber is processed into each dimension and is slightly larger than finished product, and
Make embryo material moisture content 20% to 30%；
Resulting embryo material 20 is put into mould cavity 21, starting hydraulic power unit 13 controls hydraulic cylinder 18 and applies 5kg/cm2
Pressure it is fixed to embryo material 20, start steam-heating apparatus 11, the saturated steam that with pressure be 0.8Mpa, temperature is 170 DEG C
It is heated to embryo material 20,20 temperature of embryo material is made to reach 150 DEG C；
The resulting embryo material 20 of previous step is heated to 150 DEG C, is 60kg/cm with pressure2It presses, embryo material is pressed
Contracting；
Keep the pressure of previous step, using pressure be 1.5Mpa, temperature is 200 DEG C saturated steam and by the embryo material
20 are heated to 180 DEG C, are kept for 15 minutes；
Keep the pressure of previous step, will cool down by the embryo material 20, after embryo material temperature is down to 60 DEG C or less from
It is taken out in the die cavity 21 of mold, through simple grinding process, becomes finished product；
Gained finished product is placed in the environment that temperature is 20 DEG C to 30 DEG C, humidity is 10% to 30% and is stored.
The working principle of above-mentioned technical proposal are as follows: the present invention is through the above technical solutions, be first processed into each dimension for timber
Slightly larger than the embryo material of finished product；Then, certain pressure is heated and applies, so that embryo material softens and prevents embryo material from deforming；Then, after
Continuous heating, pressurization, embryo material is further compressed, the appearance of finished product is become；Then, it keeps pressure constant, and further heats,
So that embryo material is sufficiently discharged internal stress under high temperature and pressure, its compressive deformation is enable to fix；Then, cooling to take out；Then, it puts
Under the suitable temperature set, humidity, so that some internal stresses releases of remaining, prevent from deforming in use process from now on.
The smooth surface degree for having the beneficial effect that embryo material is contacted with mold of above-mentioned technical proposal is higher, only needs simple
Sanding of polishing is handled, and surface is exactly the surface of finished product；Since finished surface density is very big, so corrosion-resistant, wear-resistant, finished product
Inherently there is vermins-proof effect, long service life is environmentally protective without japanning, and pure solid wood has a kind of natural taste；Due to
It is to be directly formed to finished product after being first processed into embryo material, and embryo material is generally little, so more to the heating of embryo material each section, pressurization
Uniformly, thus performance than through bulk compressed wood cutting post-processing at product than get well, the performance at each position is also more uniform, product
Performance is stablized, and is unlikely to deform, cracks.The technical program is heated using high-temperature high-pressure steam, be conducive to timber softening,
Compression and destressing.
In example 2,21 inner wall of die cavity of the mold is provided with decorative pattern, and the decorative pattern is positive line.
By mould cavity inner wall be provided with protrusion positive line so that compress embryo material when, it is recessed in embryo material up stroke
Sunken decorative pattern then has the pattern for playing landscaping effect and practical function on finished product.
Wherein, woodwork molding equipment further includes obtaining molding woodwork to above-described embodiment one or embodiment two
The detection device detected,
Wherein, the side of press machine is arranged in detection device；Detection device includes, as shown in fig. 7,
Detection module 71, for obtaining corresponding shape changing detection result by carrying out shape changing detection to molding woodwork；
Module 72 is measured, is measured for the compression performance to molding woodwork, corresponding compression measurement knot is obtained
Fruit；
Control module 73, for the shape changing detection according to the molding woodwork obtained of detection module 71 as a result, judgement
Whether shape changing detection result matches with pre-stored wooden deformation data library, while according to the measurement molding obtained of module 72
Woodwork compression measurement result, judge compress measurement result whether matched with pre-stored wooden compressed data library, if
Shape changing detection result and pre-stored wooden deformation data storehouse matching, and compress measurement result and pre-stored wooden compression
When database matching, then determine that molding woodwork is qualified, while controlling the first conveyer belt 74 for qualified molding woodwork
It is sent to first passage；
Otherwise, it is determined that molding woodwork is unqualified, while controlling the second conveyer belt 76 will be underproof molding wooden
Product are sent to second channel, and send the first alarm command to alarm module 75；
Alarm module 75 executes corresponding first alarm behaviour for first alarm command according to transmitted by control module 73
Make.
The above-mentioned use for being to be detected to woodwork after molding, being to further ensure that woodwork after molding
Reliability.
Above-mentioned shape changing detection as a result, be exactly in order to determine molding woodwork, whether deformation occurs, the journey that deformation occurs
Whether beyond deformation range given in pre-stored wooden deformation data library, deformation detection result for example can wrap degree
Include: the change in displacement value of woodwork, tortuosity changing value etc., e.g., molding woodwork are tortuous, tortuous angle, that is, shape changing detection knot
Fruit is 3 degree, and corresponding deformation range can be 1-4 degree, at this time shape changing detection result and pre-stored wooden deformation data library
Matching；
Above-mentioned compression measurement result can be by answering molding woodwork progress relative deformation, compressive strength, compression
What the measurement of power, modulus of elasticity in comperssion etc. obtained arrives.
Above-mentioned alarm module, can be the one or more combination of voice, vibration, indicator light, and corresponding first alarm refers to
Order for example can be " molding woodwork is unqualified ", and corresponding first alarm operation for example can be, voice prompting, " molding
Woodwork it is unqualified, please handle as early as possible ".
Above-mentioned the first transmission belt of setting, the second conveyer belt, first passage and second channel be for convenience by it is qualified at
The woodwork of type distinguishes.
The beneficial effect of above-mentioned technical proposal is: the survey by carrying out shape changing detection and compression performance to molding woodwork
Amount can effectively get qualified woodwork.
The embodiment of the present invention provides a kind of woodwork molding equipment, detection device further include: depth detection module,
Depth detection module carries out secondary detection to molding woodwork qualified in first passage, so that it is guaranteed that woodwork
Stress-bearing capability is equal in table and woodwork deformation is balanced, wherein carrying out depth detection specific step is as follows institute to woodwork
Show:
S1001, using detection module, obtain the shape changing detection at woodwork appearance any 10 as a result, and by shape changing detection
As a result vector Q1 is saved as, while obtaining the compression measurement result at woodwork appearance any 10 using measurement module, and will pressure
Contracting measurement result saves as vector Q2, and vector Q2 is added to vector Q1 in the following, to form outer table matrix X1, X1 contains 2 rows
10 column, the first row represent the value of shape changing detection result, and the second row represents the value of compression measurement result；
S1002, using detection module, obtain the shape changing detection at any 10 inside woodwork as a result, and by shape changing detection
As a result vector Q3 is saved as, while obtaining the compression measurement result at woodwork appearance any 10 using measurement module, and will pressure
Contracting measurement result saves as vector Q4, and vector Q4 is added to vector Q3 in the following, to form outer table matrix X2, X2 contains 2 rows
10 column, the first row represent the value of shape changing detection result, and the second row represents the value of compression measurement result；
S1003, respectively the value of matrix X1 and matrix X2 secondly examine using formula (1)；
Wherein,S1j、S2jFor intermediate parameters, X1j,iFor the value of the i-th column of the jth row of matrix X1, X2j,iFor
The value of i-th column of the jth row of matrix X2, QXjFor j-th of next inspection result, i=1,2,3 ... 10, j=1,2, if deposited
In QXjSecondly >=3.02 explanations are examined does not pass through, then controls the second conveyer belt for woodwork and be sent to second channel, and send
Second alarm command is to alarm module；If all QXj< 3.02 then continues step S1004；
Using formula (1), respectively matrix X1 and matrix X2 can secondly examine, not be able to satisfy formula if examining
(1) requirement can increase substantially checkability then without continuing subsequent inspection.
S1004, equilibrium degree inspection is carried out to the value of matrix X1 and matrix X2 respectively using formula (2)；
t1jFor the equilibrium degree test value of the jth row of matrix X1, t1jFor the equilibrium degree test value of the jth row of matrix X2,
For median, if being t1jOr t1jOccur being less than -1.33, then illustrates equilibrium degree disqualified upon inspection, then control the second conveyer belt
Woodwork is sent to second channel, and sends third alarm command to alarm module；If t1jAnd t1jBoth greater than -1.33 after
Continuous step S1005；
S1005, formula (3) calculating matrix X1 and matrix X2 diversity factor are utilized；
Wherein, CY is that diversity factor is examined as a result, illustrating that diversity factor inspection not passing through if CY >=2.16, controls the
Woodwork is sent to second channel by two conveyer belts, and sends the 4th alarm command to alarm module；It is examined if CY < 2.16
Pass through, then woodwork passes through secondary check.
Above-mentioned second alarm command may be embodied as " secondly examining failure " instruction；
Above-mentioned third alarm command for example may be embodied as " equilibrium degree examines failure " instruction；
Above-mentioned 4th alarm command for example may be embodied as " diversity factor examines failure " instruction.
Using above-mentioned technology, it is unequal whether can to there is stress-bearing capability in table to woodwork progress intelligent decision
The case where or the woodwork deformation it is unbalanced so that the woodwork can not meet required requirement, while institute
Judgement is stated completely by being simply calculated, and is not needed to carry out manual intervention, workload has been greatly reduced, while sentencing
During disconnected, judged step by step, if a certain walk out of to have showed the step of being unsatisfactory for requiring, being not necessarily to face after being checked, so that inspection
It tests more efficient, and by carrying out secondary check to woodwork, further increases a possibility that obtaining qualified woodwork.
The embodiment of the present invention provide it is a kind of utilize molding equipment carry out the molding method of woodwork, comprising the following steps:
S1 timber pre-treatment step: timber is processed into embryo material, and makes embryo material moisture content 15% to 40%；
The pre-heat treatment step of S2 embryo material: the embryo material of S1 step is put into mold, 2kg/cm is imposed2To 10kg/cm2's
Pressure fixing embryo material simultaneously heats, and embryo material temperature is made to reach 85 DEG C to 180 DEG C；
The compression step of S3 embryo material: 30kg/cm is imposed after embryo material is heated to 85 DEG C to 180 DEG C through S2 step2Extremely
100kg/cm2Pressure embryo material is compressed；
The fixating shape step of S4 embryo material: the pressure of S3 step is kept, and embryo material is heated to 180 DEG C to 210 DEG C, is kept for 3 points
Clock was to 20 minutes；
S5 embryo material is cooling: keeping the pressure of S3 step, will cool down by the processed embryo material of S4, and drop embryo material temperature
It is removed from the molds after to 60 DEG C or less, becomes finished product through grinding process；
The health step of S6 finished product: finished product is placed on the environment that temperature is 20 DEG C to 40 DEG C, humidity is 10% to 40%
Middle storage.
Preferably, heating uses high-frequency heating；
High-frequency heating working frequency is 6.78Mhz；
Or
Heating is heated using high-temperature high-pressure steam；
High-temperature high-pressure steam heating is 0.5Mpa to 2.0Mpa using pressure in step S2 and step S3, temperature is
150 to 210 DEG C of saturated steam；
High-temperature high-pressure steam heating is in step s 4 1.0Mpa to 2.0Mpa using pressure, temperature is 180 to 210 DEG C
Saturated steam.
Preferably, the mould intracavity wall of mold is provided with decorative pattern, and decorative pattern can be internal or female screw or positive line.
Its benefit is: the smooth surface degree that embryo material is contacted with mold is higher, and only need to simply polish sanding processing, table
Face is exactly the surface of finished product；Since finished surface density is very big, so corrosion-resistant, wear-resistant, finished product inherently has insect prevention effect
Fruit, long service life is environmentally protective without japanning, and pure solid wood has a kind of natural taste；Due to being after being first processed into embryo material
It is directly formed to finished product, and embryo material is generally little, so heating, the pressurization to embryo material each section are more uniform, so performance ratio
Through bulk compressed wood cutting post-processing at product to get well, the performance at each position is also more uniform, properties of product stablize, it is not variable
Shape, cracking.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (9)
1. a kind of woodwork molding equipment characterized by comprising
Press machine, the press machine include the first top board, the first lower platen；
High-frequency heating apparatus, the high-frequency heating apparatus include high frequency generating apparatus；
Insulation board, there are two the insulation boards, and the insulation board side is separately positioned under first top board, described first
On the inside of pressing plate,
Positive plate, negative plate, the side of the positive plate, the negative plate side be separately positioned on the another of the insulation board
Side, the positive plate, the negative plate are connected with the high-frequency heating apparatus respectively；
Mold, the mold are separately positioned on the positive plate other side, on the negative plate other side；
Touch-proof mechanism, the touch-proof mechanism is for preventing the upper mold of the mold from contacting with lower mold.
2. a kind of woodwork molding equipment as described in claim 1, which is characterized in that
The touch-proof mechanism is insulating materials, is arranged between the upper/lower die of the mold.
3. a kind of woodwork molding equipment as described in claim 1, which is characterized in that further include:
Steam-heating apparatus, the steam-heating apparatus include:
Steam generator, the steam of certain temperature, pressure that the steam generator can produce,
The steam of generation can be transported in the tank body by tank body, the steam generator,
Control system, the control system are used to control the temperature and pressure of the steam generator output steam；
Hydraulic power unit, the hydraulic power unit include:
Hydraulic pump,
Hydraulic control system, the hydraulic control system control the fluid pressure of the hydraulic pump output；
The molding equipment, further includes:
Fixed plate, the fixed plate are arranged in the tank body；
Second top board, second top board are arranged in parallel on the fixed plate, pass through fixed link and the fixed plate
Connection；
Second lower platen, second lower platen are arranged in parallel between the fixed plate and second top board；
Hydraulic cylinder and solenoid valve, the hydraulic cylinder have several, and the hydraulic cylinder is separately positioned in the fixed plate, the liquid
The push rod of cylinder pressure is connect with second lower platen, and second lower platen can be pushed in second top board and the fixation
It is moved between plate, the hydraulic cylinder is connect by the solenoid valve with the hydraulic power unit, and the hydraulic power unit can pass through control
The direction of motion of hydraulic cylinder push rod described in the solenoid valve control；
Mold, the mold are arranged on second top board and second lower platen.
4. a kind of woodwork molding equipment as described in claim 1, which is characterized in that further include:
For detecting to molding woodwork, and the side of the press machine is arranged in detection device；
The detection device includes:
Detection module, for obtaining corresponding shape changing detection result by carrying out shape changing detection to molding woodwork；
Module is measured, is measured for the compression performance to the molding woodwork, corresponding compression measurement result is obtained；
Control module, for the shape changing detection according to the detection module molding woodwork obtained as a result, judgement
Whether the shape changing detection result matches with pre-stored wooden deformation data library, while being obtained according to the measurement module
The molding woodwork compression measurement result, judge the compression measurement result and pre-stored wooden compressed data
Whether library matches, if the shape changing detection result and pre-stored wooden deformation data storehouse matching, and compression measurement knot
When fruit and pre-stored wooden compressed data storehouse matching, then determine that the molding woodwork is qualified, while controlling first and passing
Send band that the qualified molding woodwork is sent to first passage；
Otherwise, it is determined that the molding woodwork is unqualified, while the second conveyer belt is controlled by the underproof molding wood
Product is sent to second channel, and sends the first alarm command to alarm module；
The alarm module executes corresponding first alarm behaviour for the first alarm command according to transmitted by the control module
Make.
5. a kind of woodwork molding equipment a method according to any one of claims 1-3, which is characterized in that
The mould intracavity wall of the mold is provided with decorative pattern, and the decorative pattern can be internal or female screw or positive line.
6. a kind of woodwork molding equipment as claimed in claim 4, which is characterized in that
The detection device further include: depth detection module,
The depth detection module carries out secondary detection to the molding woodwork qualified in first passage, so that it is guaranteed that institute
State that stress-bearing capability in woodwork table is equal and the woodwork deformation is balanced, wherein carrying out depth detection to the woodwork
Shown in specific step is as follows:
S1001, using the detection module, obtain the shape changing detection at the woodwork appearance any 10 as a result, and will be described
Shape changing detection result saves as vector Q1, while obtaining the compression at the woodwork appearance any 10 using the measurement module
Measurement result, and the compression measurement result is saved as into vector Q2, vector Q2 is added to vector Q1 in the following, outer to be formed
Table matrix X1, the X1 contain 2 rows 10 column, and the first row represents the value of shape changing detection result, and the second row represents compression measurement result
Value；
S1002, using the detection module, obtain the shape changing detection at any 10 inside the woodwork as a result, and will be described
Shape changing detection result saves as vector Q3, while obtaining the compression at the woodwork appearance any 10 using the measurement module
Measurement result, and the compression measurement result is saved as into vector Q4, vector Q4 is added to vector Q3 in the following, outer to be formed
Table matrix X2, the X2 contain 2 rows 10 column, and the first row represents the value of shape changing detection result, and the second row represents compression measurement result
Value；
S1003, respectively the value of matrix X1 and matrix X2 secondly examine using formula (1)；
Wherein,S1j、S2jFor intermediate parameters, X1j,iFor the value of the i-th column of the jth row of matrix X1, X2j,iFor matrix
The value of i-th column of the jth row of X2, QXjFor j-th of next inspection result, i=1,2,3 ... 10, j=1,2, if there is QXj
Secondly >=3.02 explanations are examined does not pass through, then controls the second conveyer belt for the woodwork and be sent to second channel, and send
Second alarm command is to alarm module；If all QXj< 3.02 then continues step S1004；
S1004, equilibrium degree inspection is carried out to the value of matrix X1 and matrix X2 respectively using formula (2)；
t1jFor the equilibrium degree test value of the jth row of matrix X1, t1jFor the equilibrium degree test value of the jth row of matrix X2,For in
Between be worth, if for the t1jOr t1jOccur being less than -1.33, then illustrate the equilibrium degree disqualified upon inspection, then controls second and pass
It send band that the woodwork is sent to second channel, and sends third alarm command to alarm module；If t1jAnd t1jBoth greater than-
1.33 are continued step S1005；
S1005, formula (3) calculating matrix X1 and matrix X2 diversity factor are utilized；
Wherein, CY is that diversity factor is examined as a result, illustrating that diversity factor inspection does not pass through if CY >=2.16, control second passes
It send band that the woodwork is sent to second channel, and sends the 4th alarm command to alarm module；It is described if CY < 2.16
It upchecks, then the woodwork passes through secondary check.
7. carrying out the molding method of woodwork using the equipment in claim 1 to 6, which comprises the following steps:
S1 timber pre-treatment step: timber is processed into embryo material, and makes embryo material moisture content 15% to 40%；
The pre-heat treatment step of S2 embryo material: the embryo material of S1 step is put into mold, 2kg/cm is imposed2To 10kg/cm2's
Pressure fixing embryo material simultaneously heats, and embryo material temperature is made to reach 85 DEG C to 180 DEG C；
The compression step of S3 embryo material: 30kg/cm is imposed after the embryo material is heated to 85 DEG C to 180 DEG C through S2 step2Extremely
100kg/cm2Pressure embryo material is compressed；
The fixating shape step of S4 embryo material: the pressure of S3 step is kept, and the embryo material is heated to 180 DEG C to 210 DEG C, is kept for 3 points
Clock was to 20 minutes；
S5 embryo material is cooling: keeping the pressure of S3 step, will cool down by the processed embryo material of S4, and drop embryo material temperature
It is removed from the molds after to 60 DEG C or less, becomes finished product through grinding process；
The health step of S6 finished product: the finished product is placed on the environment that temperature is 20 DEG C to 40 DEG C, humidity is 10% to 40%
Middle storage.
8. the method for claim 7, which is characterized in that
The heating uses high-frequency heating；
The high-frequency heating working frequency is 6.78Mhz；
Or
The heating is heated using high-temperature high-pressure steam；
The high-temperature high-pressure steam heating is 0.5Mpa to 2.0Mpa using pressure in step S2 and step S3, temperature is
150 to 210 DEG C of saturated steam；
The high-temperature high-pressure steam heating is in step s 4 1.0Mpa to 2.0Mpa using pressure, temperature is 180 to 210 DEG C
Saturated steam.
9. the method for claim 7, which is characterized in that
The mould intracavity wall of the mold is provided with decorative pattern, and the decorative pattern can be internal or female screw or positive line.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110815478A (en) * | 2019-11-13 | 2020-02-21 | 熊立伟 | Method and equipment for preparing compressed wood from raw wood |
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