CN100386185C - Preparatoion and apparatus for plywood - Google Patents
Preparatoion and apparatus for plywood Download PDFInfo
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- CN100386185C CN100386185C CNB2004100768328A CN200410076832A CN100386185C CN 100386185 C CN100386185 C CN 100386185C CN B2004100768328 A CNB2004100768328 A CN B2004100768328A CN 200410076832 A CN200410076832 A CN 200410076832A CN 100386185 C CN100386185 C CN 100386185C
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Abstract
The present invention discloses a method for manufacturing a laminated plywood, such as a laminated veneer lumber (LVL). The laminated plywood is manufactured by a plurality of board materials, such as a veneer log, which is hot pressed and laminated together by using a thermoset adhesive to form a continuous section with a plurality of layers of the laminated plywood, the board material in each layer of the multilayer board is arrayed to a ladder relationship in the length direction of the multilayer board relative to the board material in the adjacent layer. A hot press has a pair of heater boards which are arranged to a basically faced relationship with each other, and an accessorial heat board which is arranged to abut one end of each heat board. The accessorial heat board is used as one section of the pressed board material and the extension section exceeds the end of the heating board.
Description
Technical field
The present invention relates to glue together a kind of manufacture method of laminated wood, described plank is to use the polylith wood plank, make such as sheet, and sheet be by the preparation of rotating stripping or other method, suitably dry, be trimmed to predetermined length and come together to provide by being laminated to heat-curable adhesive hot pressing, make the multi-layer sheet of making the continuous length of the laminated wood that glues together in this way.Wood plank in each layer of final gummed laminated wood is to be set on the length direction of plate to become species stage relation with wood plank in the adjacent layer.The invention still further relates to a kind of equipment that is used to make this gummed laminated wood.
Background technology
In order to understand lower floor of the present invention background better, at first referring to Fig. 1, a prior art equipment is shown, be used to make lamination glued wood (LVL), it is typically to glue together laminated wood, wherein the polylith sheet is to be laminated to together, becomes a kind of ladder form, and the grain of wood of each sheet is mainly advanced along the length of final product or LVL plate.
Equipment comprises three groups of hot press X, Y and Z, is arranged on three different ladders, and the direction that transmits along LVL plate work in-process has a spacing, shown in right arrow among the figure.Each hot press X, Y and Z have a pair of movably upper and lower heating plate X1, Y1 and Z1, are provided with one respectively on another.For devices illustrated, three groups of forcing press X, Y and Z are called first, second and the 3rd hot press.Though ad hoc do not illustrate among the figure, three groups of glued board feeders be set cooperate corresponding hot press X, Y and Z respectively, and every group comprise upper and lower movably sheet feeder that as shown by arrows, it illustrates the direction of the supply.In the drawings, label A, B and C represent the wood plywood material, and each has substantially the same length, width and thickness, and are arranged on the orientation identical with its grain of wood, basically extend parallel to each other, Here it is extends along the length direction of LVL plate work in-process.For the purpose of being noted that for convenience of description, each sheet is plotted as and has a thickness, and it is depicted as with respect to length by exaggerative, and work in-process moves the conveyer belt that glued board uses and omits in the drawings.
When using the device fabrication LVL plate of Fig. 1, at first, a pair of sheet A with shadow representation prepares, with the surface-coated heat-curable adhesive of any one such sheet A.These sheets A is supplied to the first hot press X by first feeder, and and be inserted in bonding agent coating surface combination between the match surface of two sheet A, and the end that makes it becomes a kind of biasing or ladder relation, as shown in FIG., on such orientation, its grain of wood is extended basically along the length of the LVL plate of preparing to produce.These two sheets therefore one be laid in above another, be transferred between the first heating plate X1 of first pressing station, sheet A is glued to together under the hot plus-pressure effect of hot press X herein.Operation finishes after first hot pressing, and heating plate X1 withdrawal, and the sheet A of lamination is sent to the second hot press Y of second pressing station.
To the way of second pressing station, the suitable position that Here it is between first and second pressing stations, another is to sheet B, shown in shade, each has in abutting connection with the surface of the sheet A of lamination and applies with heat-curable adhesive, is supplied with by the second sheet feeder, and is laid on the opposed outer surface of sheet A of previous lamination, become the ladder relation with respect to sheet A, as shown in FIG..Therefore sheet B is laid on the sheet A, is sent to second pressing station with it, and sheet B is suppressed by the second hot press Y herein, prepares to be engaged to the sheet A of lamination.
After finishing with second hot press Y compacting, the sheet A of lamination and B are sent to the 3rd hot press Z at the 3rd station.A suitable position between the second and the 3rd pressing station, another is to sheet C, shown in shade again, inner surface with it applies bonding agent, supply with by the 3rd sheet feeder, and be placed on the opposed outer surface of sheet B, become the arrangement of a ladder.Therefore sheet C is laid in the sheet A of lamination and above the B, is sent to the 3rd pressing station, and they are suppressed similarly with the 3rd hot press Z herein.Therefore, form the sheet A of a lamination, the sub-assembly of B and C.
Operating procedure comprises above-mentioned sheet supply, lay, hot pressing and transmission, is sequentially to realize in corresponding position and work station, and be six LVL plates spreading layer thereby formation has by its THICKNESS CALCULATION.As shown in Figure 1, two adjacent sheet A, B in every layer or C are set to its two ends tight adjacency each other, forming end seams, and sheet A, B and C lay be for like this, and the ladder that makes end seams be distributed as a rule is arranged in the final LVL plate.
For the gummed of sheet success and have the bond strength of hope, heat and pressure should be applied on the whole surface of each sheet of preparing joint as far as possible equably.When carrying out the hot pressing of a pair of sheet A, B or C according to the method for Fig. 1 explanation, yet the part on the surface of the sheet that this is paired can not receive the direct suppression of the heating plate of hot press, Here it is, sheet A, B and C are in abutting connection with they upstream termination subregions, when on direction of transfer, observing, it is represented with letter r, can not directly suppress with the heating plate of hot press, though same heat will conduct to this zone of sheet.As its result, the upstream termination of sheet part can not engage with the intensity of hope, therefore influences the quality of final LVL product.
If sheet is a lay is ladder ranks, the narrow or minimizing of its region R stenosis, and to avoid above-mentioned shortcoming, the end seams in any two adjacent layers of LVL plate will be set to more approaching each other, thereby a little less than making the plate flexural strength.
The open CN 1491783A of Chinese patent application also discloses a kind of method by hot pressing manufacturing plywood laminate, but also there is above-mentioned problem in this method.
Summary of the invention
Therefore, an object of the present invention is to provide and make manufacture method and the equipment of gummed laminated wood (timber such as the LVL plate, it can solve the above problems.
According to the present invention, provide the end of an auxiliary heating plate in abutting connection with a heating plate of a hot press.The whole surf zone of a wood plank in the gummed laminated wood that uses auxiliary heating plate of the present invention to make might to be compressed on manufacturing, it uses a series of wood plank such as lamination glued board (LVL), such as sheet.
For those skilled in the art, characteristics of the present invention and advantage will conclusively show out referring to accompanying drawing by the following explanation according to a preferred embodiment of the present invention, in the accompanying drawing:
Description of drawings
Fig. 1 is the schematic diagram of a prior art equipment, and this equipment is used to make the LVL plate as an example of gummed laminated wood;
Fig. 2 is a top schematic view, and the close-up view according to a preferred embodiment of the manufacturing equipment of LVL plate of the present invention is shown;
Fig. 3 is the side view from the straight line A-A ' observation of Fig. 2;
Fig. 4 is the fragmentary cross-sectional view from a dust collecter of the straight line B-B observation of Fig. 3;
Fig. 5 is the end-view from the equipment of the straight line D-D observation of Fig. 2;
Fig. 6 is the straight line A-A from Fig. 2 " the part side view of the equipment observed;
Fig. 7 is the end-view from the equipment of the straight line E-E observation of Fig. 2;
Fig. 8 is the side view from the equipment of the straight line F-F observation of Fig. 2;
Fig. 9 is the schematic diagram from the straight line G-G observation of Fig. 8;
Figure 10 is the part side view from the equipment of the straight line H-H observation of Fig. 2;
Figure 11 is a part schematic diagram, and a beginning baseboard material of being made by sheet is shown, and is produced the LVL plate of a continuous length by its end;
Figure 12 to 37 illustrates the respective phases of operation of the equipment of making continuous LVL plate section usefulness;
Figure 38 (a) and 38 (b) are schematic diagrames, and the operating procedure of the embodiment of a change of making LVL plate method is shown;
Figure 39 (a) and 39 (b) are schematic diagrames, the beginning baseboard material of a change is shown respectively and is made a pressing process of the sheet that the LVL plate uses by the baseboard material that changes.
The specific embodiment
Below will be referring to Fig. 2 to 11 explanation according to the preferred embodiment of the present invention as lamination glued board (LVL) manufacturing equipment of gummed laminated wood.
Be noted that the whole sheets that use in the present embodiment are suitably dry and have substantially the same size, the i.e. about 4mm of thickness, length is about 1, and 000mm is to measure along the general grain of wood orientation of sheet, and width is about 1, and 000mm is perpendicular to the sheet material linear measure longimetry.
At first referring to Fig. 2, equipment has a plurality of work stations, comprises sheet supply station 3, adhesive scatters station 15, the first sheet supply stations, 27, the second sheet supply stations 71, sheet loading depot 101, baseboard material localizer station 127 (Figure 10) and hot pressing station 141.As will be below part describe in detail, sheet (as shown in Figure 2) is by 3 of sheet supply stations, moves right or transmits along transmitting roller 29,73, shown in the arrow at the top of figure.Equipment also has a Control Component C, it receives from the detectable signal of the encoder of various sensors and rotation and produces other device work that command signal is used to control corresponding actuator (as pressure cylinder), driver (as motor) and equipment, sees for details following.
Provide a folded sheet 5 at sheet supply station 3, wherein each is set to make in folded its grain of wood to extend in the horizontal usually, as observed in Fig. 2 and 3, can clearly be found out by the folded interior grain of wood of sheet topmost shown in Figure 2.Though not shown in the drawings, sheet 5 is folded by any suitable lifter supporting, it can be operated the placement glued board and build up such mode, and uppermost sheet is often kept basically at equal height.For this purpose, a suitable sensor (not shown) is set and is used to survey the folded height of sheet.
Near sheet 5 folded above a dust collecter 6 is set, be used for picking up a sheet 5 by plate is folded at every turn.As shown in Figure 4, dust collecter 6 comprises the hollow box 9 of a prolongation, is set to extend across width and one group of suction cup 7 of sheet 5, be arranged as along the extension of hollow box 9, and each is fixed to box 9 by a retainer 8.As shown in Figure 4, a hole is made for by each suction cup 7 and attached retainer 8 and the box 9 of this suction cup, thereby atmosphere and inner this hole of passing through of box are communicated with.Suction cup 7 usefulness flexible materials are made, and such as synthetic rubber or sponge, have and wood plywood material surface excellent contact.The inside of aspiration box 9 connects such as the air blast (not shown) by gate (not shown) and any suitable vacuum source of a box mouth 9a by a controllable operation, and when gate opening, air flows, and shown in arrow in Fig. 4, and suction produces thereupon.Shown in two double-headed arrows in Fig. 3, dust collecter 6 is by any suitable device, reciprocally moves on vertical and direction level such as the pressure cylinder (not shown).
Shown in Fig. 3, be right after the folded downstream of sheet, as observed on the direction of transfer of sheet, be provided with a pair of roller 11, roller can rotate with supply along the direction of arrow and be sucked 6 glued board 5 that pick up to follow-up glue distribution station 15.
The downstream of scattering station 15 at glue is provided with a series of rotating transmission rollers, comprises that first group of roller 29 and second group of roller 73 are arranged as coordination each other, is used to transmit sheet 5 and sequentially transmits passage along one that is limited by roller 29,73.
Though detailed explanation will provide in the back, sheet has its upper surface that applies bonding agent and is moved on the direction of arrow by first group of roller 29, stopping along a precalculated position of transmitting passage, center with respect to transmitting passage herein, and laterally move the transmission passage that strides across in the first sheet supply station 27 subsequently.For this purpose, the first glued board supply station 27 has following arrangement.
A sensor 31 (Fig. 3) is arranged on sheet and transmits in the passage, and the front end that is used to survey the sheet that is moved by roller 29 arrives the position that is limited by sensor 31.Locate a pair of centering Plate 33,35 in the distance of the about 500mm in the upstream of sensor 31, on the direction shown in Fig. 2 double-headed arrow, reciprocally moved by the air pressure cylinder (not shown).More particularly, these centering Plates 33,35 are centered a retracted position and one by air pressure cylinder and move between the position, plate 33,35 distances separated from one another are greater than 1 when retracted position, 000mm, it is the width of sheet, thereby sheet is transmitted by roller 29 leave plate 33,35, and plate 33,35 moves closer to each other when centering the position, its spacing about 1,000mm, thereby a sheet is placed between the plate 33,35 subsequently, transmits that passage is in alignment and the position that centers with respect to sheet.
Shown in Fig. 3, a sensor 37 is positioned at the downstream of sensor 31, is used to survey sheet and arrives the position that is limited by sensor 31.The downstream that is right after sensor 37 is provided with one first stop board 39, it is moved between an operating position and an off-position by a pressure cylinder 41, when the operating position stop board 39 extend with by with the preceding end in contact of the sheet that is transmitted by roller 29 to stop to move of sheet, and check plate 39 withdrawals when off-position, as shown in Figure 3.The downstream that similar second stop board 47 is positioned at first stop board 39 is apart from about 120mm place, and moved between the off-position of operating position of extending and withdrawal by a pressure cylinder 49.
A dust collecter 43, it and above-described dust collecter 6 are similar, are arranged on a upstream position of first stop board 39, and on sheet transmits passage.Dust collecter 43 is vertically moved by a pressure cylinder 45, shown in double-headed arrow in Fig. 3.
One first device is set in the upstream of stop board 39,47 to be used for laterally moving a sheet or to stride across transmitting passage to sheet loading depot 101.Shown in Fig. 2,3 and 5, the traversing device of first sheet comprises an elevating lever 51, has two stocks and partly extends across sheet transmission passage, and quarter butt part, therefore an end that connects two stocks exists a channel shape, as being gone up shown in the observation by the top in Fig. 2.As shown in Figure 5, elevating lever 51 has a bearing 51a who is fixed on its channel shape closed end, and it has a vertical perforation screwed hole of making.A motor 55 is fixedly mounted on the rest pad 53, has a thread spindle 56 that is driven by motor 55, and the engage threaded of thread spindle 56 and bearing 51a, thereby axle 56 is rotated by motor 55, cause elevating lever 51 to move up and down with respect to rest pad 53. Label 57,58 expression reflection sensors by surveying the bearing 51a that can move with elevating lever 51, are used to survey the minimum and extreme higher position of elevating lever 51 respectively.Shown in Fig. 5, the top of rest pad 53 is fixed on a belt 61 of motion between a pair of pulley 63, in the pulley one is driven by a motor 65 forward ground, thereby makes rest pad 53 and its appendage comprise that elevating lever 51 is by reciprocally moving shown in the double- headed arrow.Label 67,68 expression reflection sensors are used to survey the corresponding end of the moving range of rest pad 53 (also having surveyed elevating lever 51).
About 1 in the upstream of the traversing device of first sheet distance, 000mm place is provided with the traversing device of second sheet, and the structure with the traversing device of the above first sheet is identical with arrangement basically for it.The similar parts or the element of the traversing device of second sheet represent with similar label, but increase by an apostrophe, for example dust collecter 43 ', elevating lever 51 ', first and second stop boards 39 ' and 47 ', rest pad 53 ', motor 65 ' etc.
The sheet that its upper surface applies bonding agent is transmitted roller 73 by second and moves forward, is stopping along a precalculated position of transmitting passage, centers and laterally moves the transmission passage that strides across in the second sheet supply station 71 subsequently.For this purpose, the second sheet supply station 71 has following arrangement.
Referring to figure, 2,6 and 7, the second sheet supply stations 71 comprise a sensor 75 (Fig. 6), and the front end that is used to survey by the sheet of second roller, 73 transmission arrives the position that is limited by sensor 75.About 500mm distance is provided with a pair of second centering Plate 77,79 in the upstream of sensor 75.These centering Plates 77,79 with referring to the structure of described first centering Plate 33,35 of the first sheet supply station with operate identical.Another sensor 81 is arranged on the downstream slightly of sensor 75, and as shown in Figure 6, the front end that is used to survey a sheet arrives the position that is limited by sensor 81.The downstream that is right after sensor 81 is provided with a stop board 83, and it is moved by a pressure cylinder 85, and move mode is identical with the mode of above-mentioned stop board 39,47.
About 500mm upstream at stop board 83 is provided with one first dust collecter 87, with dust collecter 6 structural similarities of Fig. 4, and has one group of suction cup 7.As shown in Figure 6, dust collecter 87 be positioned at sheet transmit passage below, and the suction cup 7 that makes it is towards last.As shown in Figure 7, dust collecter 87 has a bearing 90a fixed thereon, and it has a perforation screwed hole of making.A servomotor 93 is installed on the rest pad 91, having a thread spindle 90 is driven by motor 93, and with the engage threaded of bearing 90a, thereby axle 90 is rotated by motor 93, cause dust collecter 87 to move up and down with respect to rest pad 91.In Fig. 7, axle of label 92 expressions, motor rest pad 91 pivots support movingly thereon, thus make motor rest pad 91 and therefore dust collecter 87 by about 180 ° of the swing between the reverse position shown in the spare space shown in the solid line and the dotted line in the drawings of a motor (not shown).In addition, a rotary encoder 95 is connected to servomotor 93, the angle of rotation of its calculating motor 93, thus determine the present position of dust collecter 87 with respect to a reference position, see aftermentioned for details, therefore make the position that might control dust collecter 87.
About 1 at first dust collecter 87, the 000mm upstream is provided with one second dust collecter 87 ' and its attached device, and it is with the structure of the corresponding counterpart of dust collecter 87 and operate identically, and the explanation of this dust collecter is referring to Fig. 7.These devices of second dust collecter 87 ' and parts will be representing with the label of an apostrophe, thread spindle 90 ' for example, servomotor 93 ', rotary encoder 95 ' etc.
Referring now to Fig. 2,5,8 and 9 explanation sheet loading depots 101.The device of loading depot 101 comprises that a sheet carries plate 103, carries two sheets above it, is set to shown in dotted line in Fig. 2, and can reciprocally moves on direction shown in the arrow, is used to transmit these sheets to hot pressing station 141.A pair of induction element 105 is arranged on the relative side that glued board carries plate 103, and spacing is about 1, and 300mm is used to guide sheet to carry moving of plate 103.
Sheet carries plate 103 and is driven by a pair of belt 111, and belt 111 moves between a pair of pulley 113, and one of them pulley is by servomotor 115 reverse drive, as shown in Figure 8.Servomotor 115 is connected to a rotary encoder 116, and it calculates the angle of rotation of servomotor 115, thereby determines to carry the present position of plate 103 with respect to a predetermined reference position of equipment, and might control the location of carrying plate 103.As shown in Figure 9, each belt 111 is shaped on the upwards hole 111a of flaring, it be formed in the taper projection 103a that sheet carries the complementation on the plate 103 and engage.The projection 103a that uses sheet to carry plate 103 is received in the hole 111a of belt 111, makes to carry plate 103 and engage with belt 111 and kept by belt, carries plate 103 and is moved by belt 111 along induction element 105 thereby make.Sheet carries plate 103 can throw off with belt 111, at this moment by the plate 103 that moves up and insert.Carrying plate 103 wishes by high heat conducting material manufacturing, such as aluminium or copper.Sensor of Fig. 8 internal label 117 expressions is used to survey the arrival starting position that sheet carries plate 103, is placed into after sheet is transmitted by the traversing device of sheet herein and carries on the plate 103.
Shown in Fig. 2 and 5, sheet carries plate 103 and has the one group of hole 103b that is made for by its thickness.Distinguishingly, carry plate 103 and have nearly 12 hole 103b, they are arranged in this manner, and one of two sheets that 6 holes are placed on carry on the plate cover, as clear finding among Fig. 2.When sheet carries plate 103 and is in above-mentioned starting position (Fig. 2), be right after carry plate 103 below up-and-down rod 121 is set, locate with the corresponding hole 103b that carries plate 103 and aim at, thereby the bar 121 that is moved by pressure cylinder 123 is inserted by hole 103b.
Referring to Figure 10, with the baseboard material positioning devices in the explanation localizer station 127.Baseboard material (Figure 10), it prepares to be located by device, will be referring to Figure 11 part detailed description in the back.Positioning devices comprises a chain conveyor 129, moves (pulley 131 only is shown) between pulley and has smooth basically going up and transmit pin.Pulley 131 is connected to a servomotor 133, and it is reverse to be used for chain drive-belt conveyer belt 129, as double-headed arrows.A rotary encoder 135 is connected to servomotor 133, be used to calculate the angle of rotation of servomotor 133, thereby determine the present position of chain conveyor 129, chain conveyor carries a baseboard material 1, by its a terminal LVL plate of preparing to make a continuous length.Therefore, it makes might control the position of baseboard material with respect to a heating plate of hot press, sees for details following.
Hot pressing station 141 will illustrate referring to Fig. 8.A hot press is arranged on workstation1 41, and it comprises a following heating plate 143, and the length of this heating plate is about 2,120mm, and cross measure in Fig. 8, and width is about 1,100mm.Following heating plate 143 is consistently with being steam heated to 170 to 190 ℃ of temperature and vertically being moved between the operating position of the off-position of its withdrawal and rise by hydraulic cylinder 145, as shown in Figure 8.
At the being seen right flank of heating plate 143 down of Fig. 8, or a pair of first and second auxiliary heating plates 147,151 down being set in the adjacent side of sheet loading depot 101, each has the about 120mm of length, and the width identical with following heating plate 143, or about 1,1000mm.Two auxiliary heating plates 147,151 are to use and are steam heated to the temperature identical with heating plate 143, and by hydraulic cylinder 149,153 respectively they the off-position of withdrawal and the operating position of rise between vertically move, as shown in Figure 8.Should be noted that each auxiliary heating plate is that two hydraulic cylinders that are set to stride across the width of heating plate move, and therefore only illustrates a pressure cylinder that is used for each heating plate in Fig. 8.The end face that is in the auxiliary heating plate 147 (Fig. 8) of its retracted position is positioned at the position of the high distance of end face of heating plate 143 under the ratio, and this distance is equivalent to the thickness that sheet carries plate 103.Pressure cylinder 149 rises 147 1 about 4mm of distance of the first auxiliary heating plate, promptly is equivalent to the thickness of sheet.On the other hand, the second auxiliary end face of heating plate 151 down that is in its retracted position is positioned at the position identical with the first auxiliary heating plate 147, but it is risen an about 8mm of distance by pressure cylinder 153, promptly is equivalent to the double thickness of sheet.
Hot press comprises that also one is gone up heating plate 155, the relation that is positioned at down the top of heating plate 143 and/or faces.Last heating plate 155 has the size identical with following heating plate 143 and is heated to identical temperature.Should be noted that the relation that upper and lower heating plate 143,155 is set to each other in a kind of skew.Distinguishingly, last heating plate 155 location with respect to heating plate 143 down left or towards loading station 101 about 70mm.Clear finding among loading station such as Figure 20 (b) and 20 (c), it illustrates heating plate 143,155 and is in their closed state.
First and second auxiliary go up the left surface that heating plates 173,177 are arranged on heating plate 155, as shown in Figure 8, and perhaps in abutting connection with the side of loading station 101.These auxiliary heating plates 173,177 are identical on shape, size and mode of heating with the auxiliary heating plate 147,151 of following heating plate 143 usefulness.Go up auxiliary heating plate 173,177 and vertically moved between the operating position of off-position of withdrawing and decline by pressure cylinder 175,179 (pressure cylinder that each auxiliary heating plate is used only is shown) respectively, as shown in Figure 8.First and second bottom surfaces of assisting last heating plate 173,177 retracted positions at them to have them are orientated as basically and are flushed with the bottom surface of last heating plate 155.The first auxiliary heating plate 173 is descended one apart from about 4mm by pressure cylinder 175, promptly be equivalent to the distance of sheet thickness, and pressure cylinder 179 reduces by 177 1 about 8mm of distance of the second auxiliary heating plate, promptly is equivalent to the distance of sheet double thickness.
As shown in Figure 2, in upper and lower heating plate 155,143 and their attached auxiliary heating plates 173,177 and 147,151 scopes that all are arranged between the paired induction element 105.
In above-mentioned equipment, sensor and rotary encoder can be worked and be calculated signal to Control Component C to produce detectable signal or angle of rotation, Control Component response sort signal, produce various command signals and be used to control the work of various devices and actuator, such as other device (being included in any not shown those motor and pressure cylinder) of motor, pressure cylinder and equipment.
As previously described, the rotary encoder 95,95 ' and 165 that is connected to motor 93,93 ' and 161 can work with determine respectively dust collecter 87,87 ' and last heating plate 155 with respect to the present position of a predetermined reference position.In the embodiment of this explanation, this reference position is based upon any suitable position of the baseboard material 1 that is placed on the chain conveyor 129, for example, by striding across the point midway of thickness measure at baseboard material 1, be a position between the 4th and the layer 5 sheet of baseboard material, and the data of this reference position are stored in the suitable memory of Control Component C.
In the use during the described device fabrication lamination of face glued board (LVL), a baseboard material 1 preparing a lamination sheet element shapes as shown in figure 11 in advance prepares to make continuous LVL plate section by its one is terminal.The baseboard material 1 of beginning is made by one group of sheet, and each has the about 4mm of thickness, their laies and be glued to together with bonding agent 16.All sheet is arranged in the baseboard material 1, and has its grain of wood basically along horizontal expansion in the figure.
Can be known by Figure 11 and to find out that the baseboard material 1 of beginning is eight layers of structure, have eight layers of sheet, comprise first sheet to the, eight sheets, be to begin to calculate from nethermost sheet.Sheet in baseboard material 1 is that such lay is the ladder arrangement of a rule, make any two adjacent sheet layers at a distance of the about 120mm of length, but between the end of the 5th and the 6th sheet, be 170mm apart, the end portion of baseboard material 1 is configured as the bench of ladder in addition, the ladder bench that faces up that Here it is is made up of the 5th to the 8th sheet, and another ladder bench that faces down of forming by first to the 5th sheet.
Distinguishingly, the baseboard material 1 of beginning has the first end face 1a, the second end face 1c, the 3rd end face 1e, the 4th end face 1g, five terminal face li, the 6th end face 1k, the 7th end face 1n and the 8th end face 1t, each has the about 4mm of size, be vertical survey, be equivalent to the thickness of sheet as finding in the drawings, and also have the first plane 1b, the second plane 1d, the 3rd plane 1f, the face 1h of Siping City, the 6th plane 1m and the 7th plane 1s, each has the about 120mm of size, be to measure, and the 5th plane 1j has the about 170mm of size, measure at equidirectional along the general grain of wood orientation of sheet.
Referring to Figure 12 to 37, will illustrate below and use a kind of manufacture method of equipment recited above as the lamination glued board (LVL) of gummed laminated wood.
The baseboard material 1 of beginning is to be placed in advance on the chain conveyor 129.Paired supply roller 11, paired glue roller 17 and doctor-roll 19 and static roller 23 are started and remain on the corresponding direction of arrow to rotate.Use baseboard material 1 to make a LVL plate in equipment and begin by supplying with a sheet, it does not need to apply bonding agent, and prepares to be arranged in layer 5 and make a LVL plate.For this purpose, glue roller 17 is placed on the off-position of its withdrawal subsequently, leaves static roller 23, shown in Figure 12 (a).
When commencing signal of Control Component C reception, it produces a signal to start the first driving-belt roller 29, rotate along the direction of arrow, and while starting pressure cylinder 41 ', thereby mobile stop board 39 ' is to its extended position, shown in Figure 12 (a).Meanwhile, dust collecter 6 work are to pick up folded interior uppermost sheet A5 ', shown in the interior double-headed arrow of Figure 12 (a), and on the direction of arrow, move subsequently, perhaps being seen right flank on figure, be hunted down with the front end that allows sheet A5 ', and be supplied to roller 11 subsequently and first conveyor roller 29 transmits forward, shown in Figure 12 (b).When the front end of sheet A5 ' is caught by roller 11, dust collecter 6 de-energisations.When moving through static roller 23, sheet A5 ' comes a position, front end is surveyed by sensor 31 herein, a detectable signal is produced to Control Component C by sensor 31, Control Component sends a signal subsequently to stop first conveyor roller 29, shown in Figure 12 (c), identical signal causes dust collecter 6 to move the original spare space that is back to it on the direction of arrow, shown in Figure 12 (c).Stopped after a scheduled time length by first conveyor roller 29, another signal that response Control Component C produces, centering Plate 33,35 excitations, and move relative to each other, contact up to entering with the horizontal opposed edges of sheet A5 ', and it is straight and transmit passage with respect to sheet and center to have the result and be sheet 5 ', shown in Figure 12 (d).Encouraged after a preset time length by centering Plate 33,35, this time long enough, so that sheet is correctly centered, centering Plate 33,35 moves the retracted position that is separated to them each other, side by side, conveyor roller 29 rotates with mobile sheet A5 ' forward once more.
When sheet A5 ' enters a position, its front end is surveyed by sensor 37 ' herein, shown in Figure 13 (a), Control Component C provides a signal, this signal causes conveyor roller 29 to stop, and the time is to be surveyed after a preset time length this time long enough by sensor 37 ', so that front end is entered and the contacting of stop board 39 ', shown in Figure 13 (a).Thereby pressure cylinder 41 ' work makes stop board 39 ' move to its retracted position.Subsequently, Control Component C provides a signal, its operating pressure cylinder 45 ', thus reduce dust collecter 43 ', so that pick up dust collecter 43 ' that sheet A5 ' and rise subsequently have sheet A5 ' to the spare space, shown in Figure 13 (b).Side by side, along with the rise of dust collecter 43 ', pressure cylinder 41 work, thus mobile stop board 39 is to the operating position of extending, and dust collecter 6 in sheet supply station 3, work with pick up sheet folded in uppermost sheet A5, shown in the same figure.
When sheet A5 enters a position, its front end is surveyed by sensor 37 herein, stops at conveyor roller 29 after a preset time length, thereby front end is entered and the contacting of stop board 39 ', shown in Figure 14 (a).Pressure cylinder 41 excitations, thus mobile stop board 39 is to its retracted position.Subsequently, pressure cylinder work, thus reduce dust collecter 43, so that pick up sheet A5 and rise the dust collecter 43 that has sheet A5 subsequently, shown in Figure 14 (b).Subsequently, pressure cylinder 49 ' work, thereby mobile stop board 47 ' to its extended position, and side by side, pressure cylinder 21 (shown in Fig. 2) work reduces roller assembly 17,19 to the glue distributing position, shown in Figure 14 (b) thereby make.Dust collecter 6 work, thus the 3rd sheet A4 ' and 29 rotations of first conveyor roller picked up.Sheet A4 ' advance by supply with roller 11 and enter glue roller 17 subsequently and static roller 23 between, shown in Figure 14 (c), thereby make sheet A4 ' surface-coated bonding agent thereon.Therefore sheet surface-coated bonding agent thereon will be called " sheet of coating " below.Advance by after supplying with roller 11 at this sheet A4 ', dust collecter 6 is back to its original spare space, shown in Figure 14 (d).
When the sheet A4 ' that applies enters a position, its front end is surveyed by sensor 31 herein, and conveyor roller 29 stops, and centering Plate 33,35 work, so that make sheet A4 ' straight and center.Centering Plate 33,35 move the retracted position that is separated to them each other, and side by side, conveyor roller 29 rotates once more after a preset time length, continues forward with mobile sheet A4.
When the front end of the sheet A4 ' that applies was surveyed by sensor 37 ', conveyor roller 29 was stopping after a preset time length, and this time length is used for front end and enters with stop board 47 ' and contact, shown in Figure 15 (a).Under the state of Figure 15 (a), the sheet A4 ' that applies is positioned at and is offset to the position in downstream by it below the sheet A5 ', the perhaps right flank seen in the figure, the about 120mm of distance, it is equivalent to the spacing distance between first and second stop boards 39 ' and 47 '.After the sheet A5 ' that applies was stopped plate 47 ' location like this, stop board 47 ' withdrawal was shown in Figure 15 (b).
55 work of motor that the traversing device of second sheet is used, thus mobile elevating lever 51 ' is upwards, is surveyed by sensor 58 ' up to its bearing 51a, shown in Figure 15 (c).The result who does like this, the sheet A4 ' of coating is placed on below the sheet A5 ', becomes the relation of skew, and wherein the adjacent end of two sheet A4 ', A5 ' becomes ladder, and it is apart from about 120mm, shown in Figure 15 (b).Pressure cylinder 49 work are to extend the operating position of stop board 47 to it.Subsequently, dust collecter 43 ' is closed and de-energisation by the gate (not shown), thereby the sheet A5 ' of coating and sheet A4 ' are supported by elevating lever 51 '.
Subsequently, the work of first conveyor roller 29 and dust collecter 6 makes one the 4th sheet A4 be picked up by plate is folded, applies bonding agent and transmission forward, and its mode is identical with sheet A4 ', shown in Figure 16 (a), is surveyed by sensor 31 up to its front end.When the mobile of sheet A4 stops, dust collecter 6 withdrawals and sheet A4 center by centering Plate 33,35, shown in Figure 16 (b), are to encourage first conveyor roller 29 more subsequently.
When the front end of the sheet A4 of the coating of being moved by conveyor roller 29 is surveyed by sensor 37, by having been surveyed after a preset time length by sensor 37, conveyor roller 29 stops, thereby the front end that makes the sheet A4 of coating enters with stop board 47 and contacts, shown in Figure 17 (a).The sheet A4 that applies is placed as with stop board 47 with its front end and contact, be positioned at sheet A5 below, and be offset to one in downstream apart from about 120mm by it, it is equivalent to the spacing distance between first and second stop boards 39 and 47.Pressure cylinder 49 subsequent workings, thereby withdrawal stop board 47 are shown in Figure 17 (b).
Subsequently, motor 55,55 ' is side by side worked, thereby reduces elevating lever 51,51 ', no longer surveys bearing 51a, 51a ' up to sensor 58,58 ', shown in Figure 17 (c), though the traversing device of first sheet only is shown among the figure.Therefore, sheet A5, A5 ' are positioned at respectively apart from dust collecter 43,43 ' little gap, (sheet A5 only are shown in the drawings) shown in Figure 17 (c).
Subsequently, the motor used of the traversing device of first and second sheets 65,65 ' excitation.Though moving and the relevant work of the traversing device of first sheet of elevating lever 51 below will be described, and referring to Figure 18 (a) to 18 (d), identical work also takes place in the traversing device of second sheet.
Shown in Figure 19 (a), so be placed on two sheet A4, the A4 ' or A5, the A5 ' that carry on the plate 103 and be set to one, and make their end be placed as the relation that faces with each other in abutting connection with another.Carrying plate 103 is such sizing and arrangement, make sheet A4, A5, A4 ', A5 ' carry placement on the plate 103 by the work of the traversing device of above-described first and second glued boards, in such a way, make the end of the sheet A4 ' of coating leave the about 120mm of distance of adjacent end face 103c that carries plate 103, shown in the left side enlarged drawing of Figure 19 (a) in abutting connection with the heating plate 143,155 of hot press.
Servomotor 133 excitations are with 129 to positions of mobile chain conveyor, the 6th end face 1k (Figure 11) that is placed on the sheet in the layer 6 of baseboard material 1 of the beginning on the chain conveyor 129 herein aims at the adjacent end face 155a of last heating plate 155 basically, shown in the right side enlarged drawing of Figure 19 (a).Subsequently, motor 115 excitations are carried plate 103 with mobile belt 111 with sheet, up to reaching a position, the end face 103c that carries plate 103 herein aims at the 3rd end face 1e of sheet in the 3rd layer of the baseboard material 1 of beginning basically, shown in the enlarged drawing of Figure 19 (b).Belt 111 and therefore carry the position that plate 103 should stop and determining by Control Component C, the Control Component response is from the work of a signal controlling motor 115 of rotary encoder 116, and rotary encoder 116 determines to carry the present position of plate 103 with respect to a predetermined reference position of equipment by the angle of rotation of calculating motor 115.Subsequently, the solenoid valve 171 that is connected to pressure cylinder 169 by fluid bore 169a is opened, and servomotor 161 excitations, thereby heating plate 155 in the reduction, enter a position until the lower surface of heating plate 155, leave distance in reference position of above-mentioned baseboard material 1, the thickness that is equivalent to sheet, promptly to a position, the 5th plane 1j that the lower surface of going up heating plate 155 herein enters the sheet in the layer 5 with the baseboard material 1 that begins contacts, shown in Figure 20 (a).The position that last heating plate 155 should stop to be determined by Control Component C, Control Component C response is from the work of a signal controlling servomotor 161 of rotary encoder 165, and rotary encoder 165 determines to go up the present position of heating plate 155 with respect to one of baseboard material 1 predetermined reference position by the angle of rotation of calculating motor 161.After motor 161 stopped, solenoid valve 171 cut out.
Subsequently, 145,145 excitations of hydraulic pressure cylinder are to rise down heating plate 143.When heating plate 143 moves upwards instantly, carry sheet A4, A5, A4 ', the A5 ' plate 103 that carries in the above and throw off, and continue to move upwards, be pressed until sheet, shown in Figure 20 (b) with heating plate 143 with belt 111.Four sheet A4, A4 ', A5, A5 ' suppress between heating plate 155,143, identical with the position relation shown in Figure 19 (a), also make the right terminal baseboard material 1 of sheet A4 ', the A5 ' of coating in abutting connection with beginning, be placed as respectively with the 4th layer of the baseboard material 1 of beginning with layer 5 in the 4th relation that becomes to face with five terminal face 1g and 1i of sheet, shown in Figure 20 (c).In addition, the whole surface of sheet A4, the A4 ' of coating receives from the pressure of heating plate 143 down, and identical whole surface region when compacting, lean against or support on heating plate 155.About 3min is carried out and continued to hot pressing at the about 1MPa of pressure.Be noted that when hot pressing auxiliary heating plate 147,151,173,177 does not participate in the hot pressing of sheet.
A reasonable time Control Component produces a command signal in hot pressing, and to begin a series of operating procedure, these operating procedures should be carried out in three minutes when above-mentioned hot pressing, so that prepare the sheet of next group.Here it is, and second conveyor roller 73 and first conveyor roller 29 are actuated to rotate, thereby and pressure cylinder 85 ' work extend stop board 83 ', shown in Figure 21 (a).Side by side, dust collecter 6 work are to pick up and to supply with a sheet A6 ' by glue distributor 17,23, shown in Figure 21 (b).When the front end of the sheet A6 ' that applies was surveyed by sensor 75, second conveyor roller 73 stopped, and second centering Plate 77,79 (plate 79 only is shown) work, made the sheet A6 ' of coating straight and center, shown in Figure 21 (c).Center after the end, second conveyor roller 73 rotates again, with the mobile sheet A6 ' that applies forward.When sheet A6 ' enters a position, its front end is surveyed by sensor 81 ' herein, is being surveyed after a preset time length by sensor 81 ', and second conveyor roller 73 stops, this time length enough makes front end enter with stop board 83 ' and contacts, shown in Figure 21 (d).
Pressure cylinder 85 ' excitation is with the retracted position of mobile stop board 83 ' to it, shown in Figure 22 (a), and servomotor 93 ' work, to rise second dust collecter 87 ', be used for sheet A6 ' by air-breathing maintenance and rise coating subsequently, precalculated position above dust collecter 87 ' reaches the sheet transfer path is shown in Figure 22 (a) and 22 (b).The work of servomotor 93 ' is controlled from a signal of encoder 95 ' by Control Component C response, and the working method of this encoder for example encoder 165 with motor 161 usefulness is identical.Subsequently, pressure cylinder 85 excitations, thus extend stop board 83, shown in Figure 22 (a).Side by side, second conveyor roller 73 rotates once more, and dust collecter 6 work are to pick up a sheet A6 and to allow it to advance by glue distributor 17,23, shown in Figure 22 (a) and 22 (c).When the sheet that applies enters a position, its front end is surveyed by sensor 75 herein, and conveyor roller 73 stops, and the sheet A6 that applies centers with centering Plate 77,79, shown in Figure 22 (d).Subsequently, conveyor roller 73 rotates once more, with the mobile sheet A6 that applies forward.
When the sheet A6 that applies moves to a position, its front end is surveyed by sensor 81 herein, the front end of sheet A6 is entered and the contacting of stop board 83, conveyor roller 73 stops, shown in Figure 23 (a), and pressure cylinder 85 excitations, with the retracted position of mobile stop board 83, shown in Figure 23 (b) to it.Be similar to referring to Figure 22 (a) and the described work of 22 (b), servomotor 93 work are to rise the preposition of dust collecter 87 to the sheet transfer path, shown in Figure 23 (b) and 23 (c).When therefore two sheet A6 ' and A6 be placed on preposition, shown in Figure 23 (b), Control Component C produce a command signal with the excited electric motor (not shown) to rotate pivot moving axis 92,92 ', be used to make motor supporting base 91,91 ' and therefore about 180 ° of dust collecter 87,87 ' swing, thereby the coating surface that sheet A6, A6 ' is placed as have them is directly on baseboard material 1, shown in Figure 23 (d).
Along with first conveyor roller 29 rotates on the direction of arrow, and stop board 47 ' is extended by pressure cylinder 49 ', shown in Figure 24 (a), dust collecter 6 work, to pick up and to supply with sheet A3 ', shown in Figure 24 (b), and move forward by glue distributor 17,23, front end up to the sheet A3 ' that applies is surveyed by sensor 31, shown in Figure 24 (c).Position at Figure 24 (c), the sheet A3 ' that applies is centered by centering Plate 33,35, and at this moment conveyor roller 29 rotates once more, and the sheet A3 ' that applies moves forward, contact up to entering with stop board 47 ', its mode is with above-described identical, for example, and referring to sheet A5 '.
Motor 55 ' work to be rising elevating lever 51 ', surveyed by sensor 58 ' up to its bearing 51a, thereby makes the sheet A3 ' of coating remain on a position above the sheet transfer path, shown in Figure 25 (a).Operating pressure cylinder 49 ' and 49 subsequently, stop board 47 ' withdrawal, and stop board 47 extends, shown in Figure 25 (b).First conveyor roller 29 is rotated, dust collecter 6 work, to pick up and to supply with a sheet A3 by glue distributor 17,23, shown in Figure 25 (b) and 25 (c), and sheet A3 moves forward, front end up to it is surveyed by sensor 31, and shown in Figure 24 (d), the sheet A3 of Tu Fuing centers with centering Plate 33,35 herein.
Referring to the described job step of Figure 21 to 26 is to carry out in three minutes hot press workings of Figure 20 (c).Bonding agent fully solidifies in hot pressing, arrive together each other to engage two groups of sheet A4, A4 ' and A5, A5 ', and to the baseboard material 1 that begins, by doing like this, a new baseboard material forms, and it comprises sheet A4, A4 ', A5, the A5 ' of increase.For illustrative purposes, this baseboard material will be given label 1-1.
After finishing in three minutes, Control Component C produces a signal, it at first causes solenoid valve 171 unlatchings (Fig. 8), and servomotor 161 work subsequently, thereby moving upward, heating plate 155 makes progress to its original spare space, and excitation hydraulic pressure cylinder 145, thereby heating plate 143 is to its original spare space, as shown in figure 27 under moving.Carry plate 103 and reduce, up to engaging, and the projection 103a that carries plate 103 is received in the hole 111a of belt 111 with belt 111 with following heating plate 143.
Subsequently, motor 115 excitation driving belt 111, is carried plate 103 and engaged with belt 111 thereby make, and is mobile on the direction of arrow shown in Figure 28, surveyed by sensor 117 up to the left end that carries plate 103 (seeing Figure 28).Side by side, motor 133 also encourages, with chain drive-belt conveyer belt 129, in order to 1-1 to position of movable base plate material on the direction of arrow, the 6th end face 1k of the sheet in the layer 6 of baseboard material 1-1 aims at the adjacent end face of the sheet A6 ' that applies basically herein, shown in the enlarged drawing of Figure 28.
Subsequently, the motor used of the traversing device of first and second sheets 65,65 ' excitation.Though moving and the relevant work of the traversing device of first sheet of elevating lever 51 will be described below, and referring to Figure 29 (a) to 29 (d), the traversing device of while second sheet carries out same operation simultaneously.
Motor 65 drives belt 61, with the rest pad 53 that moves fixing elevating lever 51 to the right, shown in the interior arrow of Figure 29 (a), surveyed by sensor 67 up to rest pad 53, elevating lever 51 carries sheet A3 thereon herein, the location is directly on sheet carries plate 103, shown in same figure.Pressure cylinder 123 encourages subsequently, rising up-and-down rod 121, is inserted through sheet up to them and carries hole 103b plate 103 in, thereby make sheet A3 be promoted to make progress by bar 121, leaves elevating lever 51, shown in Figure 29 (b).Belt 61 is driven by motor 65, thereby mobile rest pad 53 returns, and is surveyed by sensor 68 up to it, shown in Figure 29 (c).Subsequently, pressure cylinder 123 work with their bar 121 of withdrawing, is carried on the plate 103 thereby sheet A3 ' is placed into, and elevating lever 51 is reduced to its home position by motor 55, and bearing 51a is surveyed by sensor 57 herein, shown in Figure 29 (a).As previously discussed, the traversing device of second glued board carries out a series of identical job step, carries on the plate 103 thereby the sheet A3 ' of coating is placed into.As shown in figure 30, be placed on two sheet A3, A3 ' carrying on the plate 103 and be set to one by one, and have the relation that their adjacent ends become to face with each other.
Afterwards, servomotor 93,93 ' excitation, thereby reduce dust collecter 87,87 ', shown in arrow in Figure 30, orientate the 5th plane 1j that they just in time enter the sheet in the layer 5 with the surface of before sheet A5, the A5 ' of lamination and baseboard material 1-1 as up to the glued board A6, the A6 ' that apply and contact, shown in the enlarged drawing of Figure 30.After motor 93,93 ' stopped, dust collecter 87,87 ' was by their attached closing gate (not shown) and de-energisation, thereby sheet A6, the A6 ' of coating are placed on the baseboard material 1-1.
Driving shaft 92,92 ' rotates, be used for wobbling motor rest pad 91,91 ' and therefore about 180 ° of dust collecter 87,87 ' swing, and servomotor 93,93 ' rotates subsequently, thereby mobile dust collecter 87,87 ' is back to their original spare space, shown in Figure 31 (a).
Subsequently, pressure cylinder 175 excitations are to reduce by first auxiliary heating plate 173 about 4mm of going up, shown in Figure 31 (b).
Subsequently, pressure cylinder 149 excitations, to rise first auxiliary heating plate 147 about 4mm down, shown in Figure 31 (c), and 145,145 excitations of hydraulic pressure cylinder are with heating plate 143 and the auxiliary heating plate 147 down of raising down.By doing like this, carry sheet A3, the A3 ' that plate 103 carries in the above and leave belt 111, and move upwards, up to sheet A3, A3 ' with heating plate 143, A6, A6 ' are pressed on the baseboard material 1-1, shown in Figure 32 (a) and 32 (b).
Shown in Figure 32 (b), the sheet A3 ' that applies is arranged as the relation that the 3rd end face 1e of the sheet in its right side and baseboard material 1-1 the 3rd layer becomes to face, with the 3rd plane 1f that extends across the sheet in the 4th layer, and the sheet A4 ' of the previous lamination of part of baseboard material 1-1.Similarly, sheet A6 ' is arranged as the relation that the 6th end face 1k with the sheet in the layer 6 of its right side and baseboard material 1-1 becomes to face, and extend the 5th plane 1j that strides the sheet in the layer 5, and the sheet A5 ' of the previous lamination of part of baseboard material 1-1.In addition, when this hot pressing, the whole surface region of sheet A3, the A3 ' of coating is by heating plate 143 compactings down, and identical whole surface region is by last heating plate 155 supportings.On the other hand, the whole surface region of sheet A6, the A6 ' of coating receives the pressure from last heating plate 155.The major part of identical whole surface region is by heating plate 143 supportings down, and its remainder extends outside the left side of following heating plate 143, by first auxiliary 147 supportings of heating plate down.Hot pressing shown in Figure 32 (b) is proceeded about 1min at the about 1MPa of identical pressure.
In this hot pressing of minute, sheet A7, the A7 ' of two coatings uses the mode identical with sheet A6, A6 ' to prepare, be placed on above the baseboard material 1-1, shown in Figure 32 (c), and sheet A2, the A2 ' of two coatings use the mode identical with sheet A3, A3 ' to prepare, for example, shown in Figure 26 (c).
After this hot pressing of minute finished, Control Component C produced a signal, and it causes that lower and upper heating plate 143,155 moves to their retracted position, shown in Figure 32 (c).Carrying plate 103 engages with belt 111 with playing heating plate 143 to reduce up to it.After hot pressing, it is whole that baseboard material 1-1 and sheet A3, A3 ', A6, A6 ' are glued together, although bonding agent still fully solidifies.Therefore, a new baseboard material forms, and it comprises sheet A3, A3 ', A6, the A6 ' of increase, and it will be represented with label 1-2.
Subsequently, motor 115 excitations are carried plate 103 to drive belt 111 thereby move on the direction shown in the arrow in Figure 33, surveyed by sensor 117 up to the left end that carries plate 103.Side by side, motor 133 excitations are with chain drive-belt conveyer belt 129, so that 1-2 to position of movable base plate material, the 7th end face 1n of the sheet in the layer 7 of baseboard material 1-2 aims at the right side of the sheet A7 ' that applies basically herein, as shown in figure 33.
Baseboard material 1-2 is located like this, motor 93,93 ' work are to reduce dust collecter 87,87 ' as shown by arrows, orientate them as up to the sheet A7, the A7 ' that apply and just in time contact, as shown in figure 34 with the 6th plane 1m of sheet in the layer 6 of the surface of sheet A6, the A6 ' of previous lamination and baseboard material 1-2.After motor 93,93 ' stopped, dust collecter 87,87 ' was by their attached closing gate (not shown) and de-energisation, thereby sheet A7, the A7 ' of coating are placed on the baseboard material 1-2, as shown in figure 34.
Move chain conveyor 129 by servomotor 133 subsequently, baseboard material 1-2 moves to a position on the direction of arrow, the 8th end face 1t of the sheet in the 8th layer aims at the adjacent end face 155a of last heating plate 155 basically herein, shown in Figure 35 (a).Subsequently, motor 115 drives, thereby move along the direction of arrow of Figure 35 (a) and to carry 103 to positions of plate, basically aim at the second end face 1c of baseboard material 1-2 at the front end (being seen in the drawings right-hand end) of the sheet A2 ' that carries the coating on the plate 103 herein, shown in Figure 35 (a).
Subsequently, pressure cylinder 179 work, thus reduce by 177 1 about 8mm of distance of auxiliary heating plate on second, shown in Figure 35 (a).
Subsequently, solenoid valve 171 is opened, and servomotor 161 excitations subsequently, thereby heating plate 155 in the reduction, lower surface up to last heating plate 155 enters a position, and distance in reference position of leaving baseboard material 1-2 is equivalent to three times of thickness of sheet, just to a position, the lower surface of upper heater 155 just in time enters with the 7th plane 1s of the layer 7 of baseboard material 1-2 and contacts herein, shown in Figure 35 (b).Last heating plate 155 located stop with servomotor 161 after, solenoid valve 171 cuts out.Heating plate 155 is located like this, and auxiliary heating plate 173,177 is placed to respectively with the upper surface of sheet A6 that applies and A5 and contacts joint on first and second, shown in the enlarged drawing of Figure 35 (b).
Shown in Figure 36 (a), the relation that becomes to face with the second end face 1c of the interior sheet of its right-hand member (being seen in the drawings) and the second layer of baseboard material 1-2 during the sheet A2 ' compacting that applies, and the second plane 1d that extends across the sheet in the 3rd layer of baseboard material 1-2, and the sheet A3 ' of the previous lamination of part.Similarly, the relation that becomes to face with its right-hand member and the 7th end face 1n of the layer 7 of baseboard material 1-2 during the sheet A7 ' compacting that applies, and extend across the 6th plane 1m of the sheet in the layer 6 of baseboard material 1-2 and the previous sheet A6 ' of lamination partly.In addition, in this hot pressing, the whole surface region of sheet A2, the A2 ' of coating is by heating plate 143 compactings down, and identical whole surface region is by last heating plate 155 supportings.On the other hand, the whole surface region of sheet A7, the A7 ' of coating is by last heating plate 155 compactings.The major part of identical whole surface region is by heating plate 143 supportings down, and its remainder extends outside the left side of following heating plate 143, by first auxiliary 147 supportings of heating plate down.Moreover, the part of the contact area between sheet A3, A4, this part covered by following heating plate 143 and suppression process formerly in only hot pressing one minute, reception is from the first auxiliary heat and the pressure of heating plate 147 down, and identical zone is by the last heating plate 155 and first auxiliary heating plate 173 supportings.Identical situation also is not real by the part that last heating plate 155 covers for the contact zone between sheet A7, the A6.This part of contact zone receives from first auxiliary heat and the pressure of going up heating plate 173, and by 147,151 supportings of the first and second auxiliary heating plates down.Therefore, the curing of bonding agent is promoted to solidifying completely in these contact zones.The hot pressing of Figure 36 (a) is proceeded about one minute under the about 1MPa of uniform pressure.
Bonding agent on sheet A2, A2 ' begins to solidify by being transmitted by the heat that carries plate 103 by following heating plate 143.In addition, heat from following heating plate 143 also is sent to sheet A3, A3, heat perhaps directly transmits with first time auxiliary heating plate 147, thereby being solidificated in the hot pressing process of bonding agent on sheet A3, the A3 ' is proceeded by sheet A2, A2 '.Similarly, bonding agent on sheet A7, the A7 ' begins to solidify by the heat that transmits from last heating plate 155, and heat is sent to sheet A6, A6 ' or directly assists heating plate 173 to transmit on first by sheet A7, A7 ' by identical heating plate 155, and this heat can help to promote the curing of the bonding agent on sheet A6, A6 '.
After compacting, it is whole that baseboard material 1-2 and sheet A2, A2 ', A7, A7 ' are glued together, although bonding agent still fully solidifies.A new baseboard material forms, it comprise increase sheet A2, A2 ', A7, A7 ' it will represent with label 1-3.
Though detailed explanation is omitted at this, in above-mentioned hot pressing in one minute, sheet A8, the A8 ' of two pairs of coatings uses the mode identical with sheet A3, A3 ' with sheet A6, A6 ' to prepare respectively with A1, A1 '.
Above-mentioned hot pressing was carried out a series of operating procedure so that lay and hot pressing two groups of sheet A1, A1 ' and A8, A8 ' after finishing in one minute.Basically the situation with sheet A2, A2 ' and A7, A7 ' is identical owing to the mode of carrying out these operations, and its detailed explanation is omitted at this.Yet, should be noted that this hot pressing proceeds about three minutes under about 1MPa pressure.
In the hot pressing shown in Figure 36 (b), the relation that becomes to face with the first end face 1a of the sheet in its ground floor of right-hand member (seen in the figure) and baseboard material 1-3 during the sheet A1 compacting that applies, and extend across the first plane 1b of the sheet in the second layer of baseboard material 1-3 and the previous sheet A2 ' of lamination partly.Similarly, the right-hand member of the sheet A8 ' that applies is set to the relation that the 8th end face 1t in baseboard material 1-3 the 8th layer becomes to face, and sheet A8 ' extends across the 7th plane 1s of sheet in the layer 7 of baseboard material 1-3 and the part sheet A7 ' of lamination before.In addition, in this hot pressing, the whole surface region of sheet A1, the A1 ' of coating is by heating plate 143 compactings down, and identical whole surface region is by last heating plate 155 supportings.On the other hand, sheet A8, the A8 ' of coating are by last heating plate 155 compactings.The major part of identical whole surface region is by heating plate 143 supportings down, and its remainder extends outside the left side of following heating plate 143, by first auxiliary 147 supportings of heating plate down.Understand as contrasting easily from explanation with Figure 36 (a), auxiliary heating plate is being worked effectively in such cases, be by heat and pressure these parts to contact zone between sheet A2, A3 and A6, the A7 are provided, they are not covered by lower and upper heating plate 143,155 respectively, and formerly in the hot pressing process heating only be one minute.In addition, the some parts of contact zone receives direct heat from the second auxiliary heating plate 151,177 between sheet A3, A4 and A6, the A7.The hot pressing of Figure 36 (b) is proceeded about three minutes under the about 1MPa of identical pressure.
After end in three minutes of above-mentioned hot pressing process, it is whole that baseboard material 1-3 and sheet A1, A1 ', A8, A8 ' are glued together, although bonding agent still fully solidifies.Therefore, make new baseboard material 1 ', shown in Figure 37 (a), the end formed of this plate is the identical form of step-like profile of tooth of the baseboard material 1 of beginning as shown in figure 11.
Subsequently, control module C generation signal makes assists heating plate 173,177 and first and second times auxiliary heating plates 147,151 to be withdrawn into the ready position that they begin respectively on the upper and lower heating plate 155,143, the first and second, shown in Figure 37 (a).Subsequently, operating motor 115 drives belts 111 and carries plate 103 and move back to the ready position that it begins along the direction of arrow of Figure 37 (b) so that make.Simultaneously, operating motor 133 make chain conveyor 129 along the direction of arrow move up to chain conveyor 129 with the end face 1K ' of the glued board A6 of plate in the layer 6 at baseboard material 1 ' align with the end face 155a of last heating plate 155 substantially, shown in the enlarged drawing of Figure 37 (b).
Subsequently, repeat repeatedly to require eight layers of LVL plate of length on request with generation with reference to the serial operating procedure of Figure 12-37 explanation.
In the explanation of most preferred embodiment, there are eight layers respectively will make at an end of this baseboard material as the LVL plate that begins 1, one continuous length of baseboard material for the plywood laminate assembly (as shown in figure 11) of the glued board of about 4mm.If glued board thickness or the number of plies change, will change the reference position, dust collecter 87,87 ' with last heating plate 155 relative these reference positions placements.In this case, can the mode identical set up the reference position with above-mentioned most preferred embodiment.Just, the reference position can fix on as striding across the baseboard material thickness measure on the centre position of the baseboard material of the NEW BEGINNING that carries on the chain conveyor 129.When the number of plies changed, setting new reference position also became necessary.In this case, comprise with reference to other similar step in each complete operation cycle of the step of Figure 12-37 explanation with most preferred embodiment and to compare, for first and last heat-press step most preferred embodiment in 20 (c) and Figure 36 (b) to set longer hot pressing time length.
Though the present invention is illustrated with reference to most preferred embodiment, the present invention can have other change, remodeling and not deviate from spiritual scope of the present invention, following explanation.
In most preferred embodiment, prepare two glued boards and make one group that is used for lamination, this two plate be placed to one adjacent with another, their adjacent end is set as mutually to be faced, as for example shown in Figure 2.But the number of glued board can be more than two in will prepare one group.Perhaps, can provide a single glued board as one group of glued board.
Figure 38 (a) is different with preferred embodiment with the remodeling embodiment shown in Figure 38 (b), in a preferred embodiment, last heating plate 155 ' is fixed, and chain transport tape 129 can vertically move (shown in double-headed arrow among Figure 38 (a)), therefore on transport tape with baseboard material can vertically move and move horizontally.For this reason, a servomotor 129 ' and thread spindle are set are used for controllably vertical mobile chain conveyor 129, wherein in the thread spindle links to each other with motor 129 ' and by its rotation, chain conveyor 129 is placed on lower position (shown in Figure 38 (a)) usually, and can controllably move as the same manner along continuous straight runs of preferred embodiment, so that baseboard material is relatively for example gone up right side 155 ' a location of heating plate 155 '.In hot press operation, the chain conveyor 129 that baseboard material arranged on it is moved up corresponding to the distance that goes up in a preferred embodiment the distance that heating plate falls by motor 129 '.So, plywood laminate assembly location is shown in Figure 38 (b).Applying under the pressure of about 1MPa subsequently, following heating plate 143 rises.
Figure 39 (a) shows the replacement form of the glued board assembly 1 of a beginning lamination, wherein first in the layer 5 glued board end interlocking otch or have prone beveled surface and cut sth. askew with a predetermined angle, and cut sth. askew along relative direction with same angle at an end of the 3rd to the 8th layer glued board, make scarf face down.Shown in Figure 39 (b), cut sth. askew with same angle along same direction the relative scarf of each glued board extended in parallel to each other in the opposite end that is laminated to the glued board of baseboard material.Glued board lamination in such a manner makes and forms a lap joint between with two of one deck adjacent glued boards.Shown in Figure 39 (b) is clear.Though the glued board end sections of representing with mark Q is only accepted the pressure that reduces when hot pressing, because this part area is less, thereby can not influence the intensity of final LVL plate.
In most preferred embodiment and the remodeling embodiment shown in Figure 39 (a), the base plate of eight layers beginning is configured as two species stage profiles of tooth, a kind of is that what to be formed by the 6th to the 8th layer of glued board is the prone ladder profile of tooth that forms to the layer 5 glued board by first towards last ladder profile of tooth and another kind.The baseboard material that the present invention does not limit beginning is this a kind of form, but a kind of baseboard material can be provided, for example by only making the end of final baseboard material that single prone ladder profile of tooth be arranged at first of the baseboard material of Figure 11 to layer 5 use glued board.Using under the situation of this beginning baseboard material, glued board A4, A4 ', A5, A5 ' are with the same manner lamination of Figure 20 (c) step.In the step of corresponding Figure 36 (a) and 36 (b), glued board A2 only, A2 ' and A1, A1 ' is bonded on the baseboard material respectively.
Though in most preferred embodiment, two auxiliary heating plates be set as with heating plate up and down in each end contiguous, the present invention does not limit the number of the auxiliary heating plate of use, can or use more than two similar heating plates with an auxiliary heating plate only yet.
In addition, the arrangement of heating plate can be reversed up and down.Just, hydraulic cylinder is arranged, for example 169, by servomotor, for example 161 move and have a rotary encoder, for example 165 heating plate is as heating plate down, and by hydraulic cylinder, for example 145 heating plates that move can be used as heating plate.
Claims (8)
1. manufacture method of gluing together laminated wood, laminated wood is made by the polylith wood plank, wood plank has predetermined length, width and thickness, and by using a kind of heat-curable adhesive hot pressing to be laminated to together, make the continuous multi-layer sheet section of above-mentioned gummed laminated wood in such a way, wood plank in multiple-plate every layer is to be arranged as on multiple-plate length direction to become species stage relation with respect to the wood plank in the adjacent layer therein, and above-mentioned method comprises the following steps:
(a) provide polylith above-mentioned wood plank;
(b) provide the baseboard material of a beginning, baseboard material has a preset thickness and an end, begin to extend from this end and will form above-mentioned continuous gummed laminated wood section, the above-mentioned end of the baseboard material of beginning manufactures the shape of the bench of ladder, have a series of first surfaces that replace and second surface, first surface extends on the length direction of the baseboard material of above-mentioned beginning, second surface extends at an angle with respect to above-mentioned first surface, stride across the thickness of the baseboard material of above-mentioned beginning, spacing distance between any two adjacent first surfaces is that the thickness with each wood plank is identical basically, and the above-mentioned second surface at edge of above-mentioned end that is positioned at the baseboard material of beginning is its outmost second surface;
(c) provide a hot press, comprise a pair of heating plate, the relation that this is set to face with each other basically to heating plate, and can be mutually relatively near with separate, each above-mentioned heating plate has a blanketed zone, and this blanketed zone is enough big to cover the whole surface region of at least one wood plank;
(d) at least two groups first and second wood planks, suppress through a preset time length with heating plate, every group comprises at least one wood plank, be used to be stacked to the baseboard material of beginning, the relation that becomes to face with the end of first wood plank that makes at least two above-mentioned groups respectively and the above-mentioned outmost second surface of the baseboard material of beginning, and the second surface that is positioned at the most approaching above-mentioned outermost second surface of the baseboard material of an end of second wood plank and beginning becomes in the face of relation, and also have the pressure of the whole surface region reception of the second above-mentioned wood plank from a heating plate, and above-mentioned at least whole surface region is supported by another heating plate;
(e) suppressing through a preset time length with heating plate at least two groups third and fourth wood plank in addition, every group comprises at least one wood plank, be used to be stacked to the baseboard material of beginning, and first and second wood planks that also are stacked to previous lamination, make respectively above-mentioned other at least two groups the 3rd wood plank an end and beginning baseboard material be positioned at above-mentioned outermost second surface second the second surface at contiguous place become in the face of relation, and the baseboard material of an end of the 4th wood plank and beginning be positioned at above-mentioned outermost second surface the 3rd the second surface at contiguous place become in the face of relation, and also have the pressure of the whole surface region reception of the 4th above-mentioned wood plank from an above-mentioned heating plate, and above-mentioned at least whole surface region is by another above-mentioned heating plate supporting;
(f) pressurizeing through a preset time length with heating plate at least two groups the 5th and the 6th wood plank in addition, every group comprises at least one wood plank, be used to be stacked to the baseboard material of beginning, and third and fourth wood plank that also is stacked to previous lamination, with the baseboard material of an end of the 5th wood plank that makes above-mentioned other at least two groups respectively and beginning be positioned at above-mentioned outmost second surface the 4th the second surface at contiguous place become in the face of relation, and the baseboard material of an end of the 6th wood plank and beginning be positioned at above-mentioned outmost second surface the 5th the second surface at contiguous place become in the face of relation, and the whole surface region that also has the 6th above-mentioned wood plank receives the pressure from an above-mentioned heating plate, and above-mentioned whole surface region is by another above-mentioned heating plate supporting
(g) repeat to suppress the part of the wood plank of at least two groups the 5th and the 6th wood plank and previous lamination in addition, basically the mode with above-mentioned step (f) is identical, reach the thickness of the baseboard material of above-mentioned beginning up to the gross thickness of the wood plank of lamination, form the laminated wood that glues together in the processing whereby, has a new end, this end is fabricated to the bench of ladder, and is identical with the end of the baseboard material that begins; And (h) repeating step (d) is used for the corresponding new end that order is made the laminated wood of processing gummed to (g), through required many time, makes up to the gummed laminated wood of wishing length;
It is characterized in that, above-mentioned hot press also comprises at least one pair of auxiliary heating plate, each auxiliary heating plate is arranged on an end of each above-mentioned heating plate, and can be mutually relatively near with separate and the length dimension of the above-mentioned first surface of the length baseboard material that is equivalent to begin; In step (e), side by side with the part of the second above-mentioned wood plank of at least one compacting at least two above-mentioned auxiliary heating plates, this part extends beyond the other end of the 4th wood plank; In step (f), side by side with the part of the third and fourth above-mentioned wood plank of at least two above-mentioned auxiliary heating plate compactings, this part extends beyond the other end of the 5th and the 6th wood plank respectively.
2. manufacture method of gluing together laminated wood, laminated wood is made by the polylith wood plank, wood plank has predetermined length, width and thickness, and by using a kind of heat-curable adhesive hot pressing to be laminated to together, make the multi-layer sheet of the continuous length of above-mentioned gummed laminated wood in such a way, wood plank in multiple-plate every layer is to be arranged as that the wood plank with respect to adjacent layer becomes a ladder relation on multiple-plate length direction therein, and above-mentioned method comprises the following steps:
(a) provide polylith above-mentioned wood plank;
(b) provide the baseboard material of a beginning, this baseboard material has a preset thickness and an end, beginning to extend above-mentioned continuous gummed laminated wood section from this end will form, the above-mentioned end of the baseboard material of beginning manufactures the shape of the bench of ladder, have a series of first surfaces that replace and second surface, first surface extends on the length direction of the baseboard material of above-mentioned beginning, second surface extends at an angle with respect to above-mentioned first surface, stride across the thickness of the baseboard material of above-mentioned beginning, the thickness with each wood plank is identical basically for spacing distance between any two adjacent first surfaces, and the above-mentioned second surface at edge of above-mentioned end that is positioned at the baseboard material of beginning is its outmost second surface;
(c) provide a hot press, comprise a pair of plate, the relation that this is set to face with each other basically to plate and can be mutually relatively near with separate, at least one plate is heated, each above-mentioned plate has a blanketed zone, and this blanketed zone is enough big to cover the whole surface region of at least one wood plank;
(d) at least two groups first and second wood planks, suppress through a preset time length with described plate, every group comprises at least one wood plank, be used to be stacked to the baseboard material of beginning, the relation that becomes to face with the end of first wood plank that makes at least two above-mentioned groups respectively and the above-mentioned outmost second surface of the baseboard material of beginning, and the second surface at the most contiguous place that is positioned at above-mentioned outmost second surface of the baseboard material of an end of second wood plank and beginning becomes in the face of relation, and also have the pressure of the whole surface region reception of the second above-mentioned wood plank from least one above-mentioned heating plate, and above-mentioned at least whole surface region is supported by another plate;
(e) other one group of the 3rd wood plank suppressed through a preset time length with described plate, this group comprises at least one wood plank, be used to be stacked to the baseboard material of beginning, and first and second wood planks that also are stacked to previous lamination, so that the baseboard material of an end of the 3rd wood plank and beginning be positioned at above-mentioned outmost second surface second the second surface at contiguous place become in the face of relation, and also have the pressure of the whole surface region reception of the 3rd above-mentioned wood plank from least one above-mentioned heating plate, and above-mentioned at least whole surface region is supported by another plate;
(f) other one group of the 4th wood plank with the compacting of described plate through one predetermined time length; This group comprises at least one wood plank; Be used for being stacked to the baseboard material of beginning; And the 3rd wood plank that also is stacked to previous lamination; So that the second surface of the 3rd adjacent place that is positioned at above-mentioned outmost second surface of the baseboard material of an end of the 4th wood plank and beginning becomes in the face of relation; And the whole surface region that also has the 4th above-mentioned wood plank receives the pressure from least one above-mentioned heating plate; And above-mentioned whole surface region is supported by another plate
(g) repeat to suppress the part of the wood plank of other at least one group the 4th wood plank and previous lamination, basically identical with the described mode of step (f), reach the thickness of the baseboard material of above-mentioned beginning up to the gross thickness of the wood plank of lamination, form the laminated wood that glues together in the processing whereby, this laminated wood has a new end, it is made for the bench of ladder, and is identical with the end of the baseboard material that begins; And
(h) repeating step (d) to (g) is used for sequentially making each new end of the laminated wood that processing glues together, many like that on demand time, makes up to the gummed laminated wood of the length of hope;
It is characterized in that, above-mentioned hot press also comprises the heating plate that at least one is auxiliary, be arranged on an end of at least one above-mentioned heating plate, and can be mutually relatively near with separate and the length dimension of the above-mentioned first surface of the length baseboard material that is equivalent to begin; In step (f), side by side with the part of the 3rd above-mentioned wood plank of at least one above-mentioned auxiliary heating plate compacting, this part extends beyond an other end of the 4th wood plank.
3. according to the method for claim 1 or 2, it is characterized in that the second surface of the baseboard material of beginning is the right angle with respect to the above-mentioned angle that first surface extends, and the opposing ends of each wood plank and its facing surfaces intersect at a right angle.
4. according to the method for claim 1 or 2, it is characterized in that, the above-mentioned second surface of the baseboard material of beginning is to be inclined to above-mentioned angle with respect to above-mentioned first surface, the terminal relatively of the wood plank that each is above-mentioned tilts into above-mentioned angle in identical direction, thereby the end face of inclination is extended parallel to each other, and any two adjacent wood planks are configured such that the end of their inclination becomes a kind of relation of facing of overlapping mode in every layer.
5. according to the method for claim 1 or 2, it is characterized in that every group of above-mentioned wood plank comprises two wood planks, they are set in a plane one in abutting connection with another, and make their adjacent ends each other in the relation of facing.
6. according to the method for claim 1 or 2, it is characterized in that above-mentioned wood plank comprises a sheet.
7. according to the method for claim 6, it is characterized in that the above-mentioned pressing step of sheet is to be laminated to together, and its grain of wood is mainly extended along the length of gummed laminated wood, the glued board of lamination is made as above-mentioned gummed laminated wood whereby.
8. manufacturing equipment that glues together laminated wood, laminated wood is made by the polylith wood plank, has predetermined length, width and thickness, and by using a kind of heat-curable adhesive hot pressing to be laminated to together, make the multi-layer sheet of continuous length in such a way, and the wood plank in multiple-plate every layer is to be arranged as on multiple-plate length direction to become species stage relation with respect to the wood plank in the adjacent layer therein, the above-mentioned multi-layer sheet of the gummed laminated wood that forms is extended by an end of the baseboard material of the beginning of previous preparation, this baseboard material has a preset thickness, begin by it that the gummed laminated wood of above-mentioned continuous length will form, the above-mentioned end of the baseboard material of beginning manufactures the shape of the bench of ladder, have a series of first surfaces that replace and second surface, first surface extends on the length direction of the baseboard material of above-mentioned beginning, second surface extends at an angle with respect to above-mentioned first surface, the thickness with each wood plank is identical basically to stride across the spacing distance between any two adjacent first surfaces of thickness of baseboard material of beginning, and the above-mentioned second surface at edge of above-mentioned end that is positioned at the baseboard material of beginning is its outmost second surface;
Above-mentioned equipment comprises:
(a) be used for selectively applying the device on a surface of wood plank with above-mentioned heat-curable adhesive;
(b) a pair of mainboard, the relation that is set to face with each other basically, and their length is extended on above-mentioned multiple-plate length direction, can be movable relative to each other and approach to sealing to suppress, and wherein at least one heats, each above-mentioned mainboard has a blanketed zone, and this blanketed zone is enough big to cover the whole surface region of at least one wood plank;
(c) be set in abutting connection with an end of above-mentioned mainboard, be used for the device of the baseboard material of the beginning above-mentioned, locate by the baseboard material that on the length direction of above-mentioned mainboard, controllably moves beginning with respect to above-mentioned mainboard location;
(d) wood plank is supplied with device, be used to supply with first and second wood planks, be used for such first order, the relation that an end that makes first wood plank respectively and the above-mentioned outmost second surface of the baseboard material of beginning become to face, and the second surface at the most contiguous place of the second surface that is positioned at above-mentioned outermost of an end of second wood plank and the baseboard material of beginning becomes in the face of relation, at this moment above-mentioned mainboard sealing is so that suppress first and second wood planks, supply with one the 3rd wood plank subsequently, be used for such second order, an end that makes the 3rd wood plank and the baseboard material of beginning be positioned at above-mentioned outmost second surface second the second surface at contiguous place become in the face of relation, at this moment above-mentioned mainboard sealing is so that suppress the 3rd wood plank, supply with one the 4th wood plank subsequently, be used for the 3rd such arrangement, an end that makes the 4th wood plank and the baseboard material of beginning be positioned at above-mentioned outmost second surface the 3rd the second surface at contiguous place become in the face of relation, at this moment above-mentioned mainboard sealing is so that suppress the 4th wood plank, and at least one wood plank is sequentially supplied with in continuation, its time is by such order, above-mentioned at least one wood plank is supplied with arrange so sequentially becoming to face and concerning of the baseboard material that makes one end and beginning away from the second surface of above-mentioned outermost second surface, at this moment the sealing of above-mentioned mainboard is so that suppress at least one above-mentioned wood plank, becomes the thickness of the baseboard material of beginning up to the gross thickness of the wood plank of such supply and compacting; And
(e) controller, can work applies device, mainboard, positioning devices, accessory plate and supply device to control above-mentioned bonding agent, thereby makes:
(1) the second above-mentioned wood plank applies device by above-mentioned bonding agent and applies bonding agent on its surface; The first and second above-mentioned wood planks are supplied to a position by above-mentioned supply device; Be used for above-mentioned first order; The baseboard material of beginning moves to a position by above-mentioned positioning devices; Support by a mainboard compacting and by another mainboard on the whole surface of second wood plank herein; At this moment mainboard sealing is in order to suppress first and second wood planks; And mainboard sealing compacting through one predetermined time length
(2) after the above-mentioned predetermined time length end of compacting; Baseboard material with the beginning of first and second wood planks of lamination moves to a preposition by positioning devices; The 3rd above-mentioned wood plank that is coated with bonding agent on a surface is supplied to a position by above-mentioned supply device; Be used for above-mentioned second order; The baseboard material of beginning moves to a position by above-mentioned positioning devices; Support by a mainboard compacting and by another mainboard on the whole surface of the 3rd wood plank herein
(3) when N wood plank of compacting is used for lamination, " N " represents an integer, " N " expression is different from first, the second and the 3rd serial number, first to (N-1) wood plank lamination on it, the baseboard material of beginning moves to a preposition by above-mentioned positioning devices, there is the above-mentioned N wood plank of bonding agent to supply with by above-mentioned supply device a surface-coated, be used for such arrangement, the second surface of the adjoiner of an end that makes the N wood plank and (N-1) that be positioned at above-mentioned outmost second surface of the baseboard material of beginning becomes in the face of relation, at this moment above-mentioned mainboard sealing is so that suppress the N wood plank, and the baseboard material of beginning moves to a position by above-mentioned positioning devices, the whole surface of N wood plank is suppressed by a mainboard herein, and supported by the another one mainboard, and
(4) above-mentioned (3) control repeats to become up to the gross thickness of the wood plank of lamination the thickness of the baseboard material of beginning,
It is characterized in that, the said equipment also comprises at least one pair of accessory plate, they are set to be abutted to the other end of above-mentioned mainboard, basically be in to be movable relative to each other and approach to closed relationship to suppress, and wherein at least one heats, the length dimension of the above-mentioned first surface of the baseboard material that the length that each above-mentioned accessory plate has is equivalent to begin; When compacting the 3rd wood plank, a part that extends beyond second sheet material of the 3rd wood plank other end is suppressed by above-mentioned accessory plate, at this moment mainboard and accessory plate sealing, so that suppress the above-mentioned part of the 3rd wood plank and second wood plank, at this moment mainboard and accessory plate sealing is so that compacting is through a preset time length; When compacting N wood plank, a part that extends beyond (N-1) wood plank of the N wood plank other end is suppressed by above-mentioned accessory plate, at this moment mainboard and accessory plate sealing, so that suppress the part of N wood plank and above-mentioned (N-1) wood plank, thus the sealing of mainboard and accessory plate in case compacting through a preset time length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNB2004100768328A CN100386185C (en) | 2004-09-08 | 2004-09-08 | Preparatoion and apparatus for plywood |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2004100768328A CN100386185C (en) | 2004-09-08 | 2004-09-08 | Preparatoion and apparatus for plywood |
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| CN1745992A CN1745992A (en) | 2006-03-15 |
| CN100386185C true CN100386185C (en) | 2008-05-07 |
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| CNB2004100768328A Expired - Fee Related CN100386185C (en) | 2004-09-08 | 2004-09-08 | Preparatoion and apparatus for plywood |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101392830B1 (en) * | 2006-12-26 | 2014-05-08 | 가부시키가이샤 메이난 세이사꾸쇼 | Method for laying a sheet over a base material |
| CN102343604A (en) * | 2010-07-30 | 2012-02-08 | 李迎超 | Veneer unlimited extension machine |
| CN101947801B (en) * | 2010-09-02 | 2012-06-06 | 南京林业大学 | Complete production equipment for laminated veneer lumbers |
| CN103386698B (en) * | 2013-07-24 | 2014-12-03 | 永州市力群木业有限公司 | Laminated board setting machine |
| EE05743B1 (en) * | 2013-08-16 | 2015-04-15 | Bole Oü | A method for producing a floor covering modules comprising elements made from lumber planks having edges following the natural curvature of the wooden material |
| CN104647488B (en) * | 2014-01-29 | 2016-08-17 | 柳州市悟新木工机械有限公司 | Plate joggling apparatus presser device |
| CN104972525B (en) * | 2015-07-09 | 2016-06-22 | 鲁东大学 | A kind of batten jigsaw automatic production device |
| CN107618868B (en) * | 2017-09-21 | 2020-12-15 | 武汉昊宇明徽科技有限公司 | Automatic feeding equipment for manufacturing laminated veneer lumber |
| CN109093790B (en) * | 2018-07-16 | 2020-07-31 | 漳州鑫华成机械制造有限公司 | Automatic feeding cold press |
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| US4608106A (en) * | 1985-03-25 | 1986-08-26 | Lahtinen Pentti K | Procedure for manufacturing elongated glued beams |
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| JP2002264109A (en) * | 2001-03-08 | 2002-09-18 | Hashimoto Denki Co Ltd | Veneer laminated lumber and its manufacturing method |
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