CN104802241B - The adjustable continuous flat press of entrance - Google Patents
The adjustable continuous flat press of entrance Download PDFInfo
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- CN104802241B CN104802241B CN201510123020.2A CN201510123020A CN104802241B CN 104802241 B CN104802241 B CN 104802241B CN 201510123020 A CN201510123020 A CN 201510123020A CN 104802241 B CN104802241 B CN 104802241B
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- China
- Prior art keywords
- feeding seat
- master cylinder
- plate
- entrance
- heating platen
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B5/00—Presses characterised by the use of pressing means other than those mentioned in the preceding groups
- B30B5/04—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band
- B30B5/06—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D3/00—Veneer presses; Press plates; Plywood presses
- B27D3/02—Veneer presses; Press plates; Plywood presses with a plurality of press plates, i.e. multi- platen hot presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/24—Moulding or pressing characterised by using continuously acting presses having endless belts or chains moved within the compression zone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/20—Moulding or pressing characterised by using platen-presses
- B27N3/22—Charging or discharging
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Manufacturing & Machinery (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The present invention provides a kind of entrance adjustable continuous flat press, including：Upper feeding component (8) with upper feeding seat (29), lower feeding component (7) with lower feeding seat (16), enter heating platen (13) on being fixedly connected with the upper feeding seat (29), it is fixedly connected down heating platen (14) with the lower feeding seat (16), enter heating platen (13) on wherein described and the running heating platen (14) limits the profile of press upstream end together, also include the governor motion of the entrance size of the regulation press upstream end, wherein, the governor motion is configured to the leading screw governor motion for driving the upper feeding seat (29) and lower feeding seat (16) relative movement.The present invention adjusts simple and direct reliability to the entrance of press upstream end.The present invention can also realize carrying out fast compacting to the blank for entering.
Description
Technical field
The present invention relates to a kind of adjustable continuous flat press of entrance.
Background technology
For the continuous flat press of artificial plate blank, in slab, there is glue, if be not compacted rapidly, more than 100 °
Glue meeting premature cure, so that the pressboard being pressed into forms thicker pre-hardening thickness.
The continuous flat press of prior art artificial plate blank, its generally using servo hoist cylinder drive upper hot pressboard come
Adjust the entrance size of press upstream end.As servo-cylinder can produce dynamic shock when setting adjusts maintenance spacing, this makes
The hydraulic system for obtaining the entrance size adjustment of press upstream end is complicated, and control system has high demands, troublesome maintenance.In addition, existing skill
In art, upper hot pressboard is typically an entire plate, so as to master cylinder is applied in the operation power of upper hot pressboard, needs most of masterpiece
Industry is upper hot pressboard is bent, and fraction power is used for veritably being compacted slab.Furthermore, in prior art when Patterned laminate,
On upstream end, steel band can occur turn sharp, it is this be maintained to work under turn sharp state can reduce the steel band life-span.
The patent of application number 200910067052.X discloses a kind of " double steel band pressures for producing MDF and particieboard
Machine "；The patent of Application No. 200910067053.4 discloses a kind of " nonlinear gradient entrance tongue board "；Above-mentioned two is disclosed
On the one hand the system complex of the entrance of press upstream end is adjusted in patent, fault rate is high, on the other hand adjusts press upstream end
Profile is less desirable.
The content of the invention
To overcome defect present in prior art, it is an object of the invention to provide a kind of adjustable continuous flat of entrance
Hot press, at least to realize that the entrance to press upstream end adjusts simple and direct reliability, and also can realize entering the blank for entering
Row fast compacting.
To solve the above problems, the invention provides a kind of adjustable continuous flat press of entrance, including：With enterprising
Upper feeding component, the lower feeding component with lower feeding seat to seat be fixedly connected with upper feeding seat on enter heating platen and under
Feeding seat be fixedly connected down heating platen, wherein on enter heating platen and under enter the wheel that heating platen limits press upstream end together
Exterior feature, also including the governor motion of the entrance size for adjusting the press upstream end, wherein, governor motion is configured to drive
Feeding seat and the leading screw governor motion of lower feeding seat relative movement.
According to the present invention, leading screw governor motion is configured to：Adjust based on lead screw pair regulation and with fine motion telescopic oil cylinder
Supplemented by governor motion, wherein, in lead screw pair, feed screw nut is fixed on lower feeding seat, and in lead screw pair, leading screw is by Motor drive
Lifting, wherein, the outfan of leading screw is connected to drive fine motion telescopic oil cylinder integral elevating, fine motion with the cylinder body of fine motion telescopic oil cylinder
The expansion link of telescopic oil cylinder is fixedly connected with upper feeding seat.
According to the present invention, leading screw governor motion is made up of motor-driven lead screw pair, wherein, in lead screw pair, feed screw nut is solid
It is scheduled on lower feeding seat, in lead screw pair, leading screw is lifted by Motor drive, wherein, outfan and the upper feeding seat of leading screw directly connect
Connect to drive upper feeding seat to lift.
According to the present invention, above enter the ladder that the metal plate that heating platen is that at least two block lengths are incremented by is sequentially overlapped up and down
Plate, the direction of advance of slab along press upstream end, height of the height of previous step more than latter step in stepped plate,
Wherein, the master cylinder that can be pressurizeed to which is provided with above each step, the cylinder body of master cylinder is fixed on continuous flat press
In frame set, the expansion link of master cylinder is scalable towards the step of the lower section for being located at expansion link, wherein, adjusted by adjusting screw
Mechanism and regulation are applied to the pressure of stepped plate by master cylinder, to adjust the profile of press upstream end.
According to the present invention, stepped plate is sequentially overlapped from top to bottom and is formed by base plate, middle plate, panel, wherein the length of base plate
Most long, the length of middle plate is taken second place, the length of panel is most short, and all of master cylinder corresponding to stepped plate is along perpendicular to slab
Direction of advance lines up four rows, wherein, below first row and second row master cylinder, the step at middle plate is for the step at base plate
Below three row's master cylinders, the step at panel is below the 4th row's master cylinder.
According to the present invention, the thermal hole for being passed through heating medium is arranged in the soleplate, and during the thickness of base plate is more than
The thickness of plate；Or the thermal hole for being passed through heating medium is arranged in middle plate, and the thickness of middle plate is more than the thickness of base plate
Degree.
According to the present invention, at the position corresponding to first, second, third, fourth row's master cylinder, above enter heating platen and under
Enter；Wherein, according to slab thickness and the feed speed of slab, adjusted by adjusting screw
Mechanism and it is selectively adjusted first to fourth row's master cylinder and is applied to the pressure of stepped plate to adjust preset pitch；Wherein,
At each preset pitch, corresponding master cylinder enters the pressure of heating platen applying upwards and is applied to the bounce-back into heating platen with slab
Power remains pressure balance.
According to the present invention, corresponding to the preset pitch at first row master cylinder position, corresponding to second row master cylinder position
The preset pitch at place, corresponding to the preset pitch at the 3rd row's master cylinder position, corresponding to pre- at the 4th row's master cylinder position
If spacing is different from each other.
According to the present invention, the upper pressure roller driven by swing mechanism is provided with upper feeding seat, wherein, swing mechanism is arranged
For：After governor motion adjusts entrance size according to the slab thickness of the entrance entered by press upstream end, swing mechanism drives
Upper pressure roller swings to makes the corner of steel band become at gentle position.
According to the present invention, swing mechanism includes connecting plate and roller frame, and one end of connecting plate is connected pivotally to by rotating shaft
Feeding seat, roller frame are connected pivotally to the other end of connecting plate, and upper pressure roller is pivotally mounted on roller frame, drive swing mechanism
Device be pressure roller oil cylinder, the cylinder body of pressure roller oil cylinder is fixedly connected with upper feeding seat, expansion link and the roller frame company of pressure roller oil cylinder
Connect to drive swing mechanism to swing.
According to the present invention, two rotatable upper pressure rollers on roller frame, are connected with, wherein, it is additionally provided with upper feeding seat
Rotatable carrying roller, the axis of rotation of carrying roller are fixed relative to rotating shaft position, wherein, on the two the axis of rotation of pressure roller and
The axis of rotation of carrying roller is parallel to each other, and on the two pressure roller compared to carrying roller further from above entering heating platen.
The beneficial effects of the present invention is：
The invention enables the high precision of the entrance size adjustment of press upstream end；It is an entire plate compared to heating platen is above entered
Prior art for, the present invention adopt the stepped plate being superimposed as an equal amount of oil cylinder pressurization under enable to slab more
Easily it is compacted.Furthermore, effectively prevent when Patterned laminate that steel band can occur the situation of turn sharp on upstream end, so as to extend
Steel band service life.
Description of the drawings
Fig. 1 is the structural representation of the continuous flat press of the present invention；
Fig. 2 is the mplifying structure schematic diagram of region A in Fig. 1.
Drawing reference numeral：
1st, slab；2nd, fill plate transporter；3rd, press bottom；4th, press top；5th, lower steel band；6th, upper steel band；
7th, lower feeding component；8th, upper feeding component；9th, lower roll blanket；10th, upper roller blanket；11st, frame set；
12nd, master cylinder group；13rd, enter heating platen on；14th, enter heating platen under；15th, carrying roller；16th, lower feeding seat；
17th, guide-in roller；18th, screw pair；19th, motor；20th, fine motion telescopic oil cylinder；
21st, lift detection means；22nd, upper pressure roller；23rd, roller frame；24th, rotating shaft one；25th, connecting plate；
26th, pressure roller oil cylinder；27 pressure roller detection means, 28, rotating shaft two；29th, upper feeding seat；30th, pressing plate displacement detector；
31st, base plate；32nd, middle plate；33rd, panel；34th, rear heating platen；35th, roller bar；36th, gap detection device；X, access space；It is R1, front
Entrance bending radius；R2, rear entrance bending radius.
Specific embodiment
The specific embodiment of the present invention is described referring to accompanying drawing 1-2 below.
As shown in Figure 1, the adjustable continuous flat press of entrance of the invention includes：Upper feeding component 8, lower feeding group
Part 7, on enter heating platen 13, under enter heating platen 14, wherein on enter the upper feeding seat 29 of heating platen 13 and upper feeding component 8 and fix and connect
Connect, under enter heating platen 14 and be fixedly connected with the lower feeding seat 16 of lower feeding component 7, above enter heating platen 13 and under enter heating platen 14 1
Play the profile of restriction press upstream end.In the present invention, the governor motion for adjusting the entrance size of press upstream end is configured to use
To drive the leading screw governor motion of upper feeding seat 29 and 16 relative movement of lower feeding seat.Leading screw of the present invention adjusts machine
Structure, in prior art using servo-cylinder regulation, can accurately adjust the entrance size of press upstream end.Tool
Body ground, although entrance can be adjusted to specified size by servo-cylinder in prior art, servo-cylinder can cause this
Away from Dynamic dithering, so as to cause to adjust inaccurate defect.Comparatively speaking, just overcome using leading screw governor motion in the present invention
This defect.
Below to being further illustrated using leading screw governor motion in the present invention.On the one hand, leading screw governor motion can be with
Lead screw pair 18 adjusts main and supplemented by the regulation of fine motion telescopic oil cylinder 20 governor motion；So, lead screw pair 18 is adjusted press
The entrance regulation of upstream end is not in the situation of Dynamic dithering in prior art in place afterwards, so as to degree of regulation is high；It is micro- for this
Dynamic telescopic oil cylinder 20 is to carry out auxiliary adjustment when density occurs and fluctuates in order to adapt to blank, for example, when being adjusted by lead screw pair 18
Save after the entrance of press upstream end is adjusted in place, if blank has a range of density unevenness, it is flexible by fine motion
Oil cylinder 20 carries out auxiliary adjustment.For example, if in pressing process, detecting that blank has the deviation of 1mm, then fine motion telescopic oil cylinder 20
Stroke alteration 1mm is so as to be adjusted, it should of course be understood that the foregoing is only optional embodiment of the present invention, other are appropriate
Embodiment can also be using in the present invention.On the other hand, it is of course possible to understand, under normal conditions, leading screw governor motion can
Being adjusted with lead screw pair 18, without aforesaid fine motion telescopic oil cylinder 20.
For the above-mentioned governor motion based on the regulation of lead screw pair 18 and supplemented by the regulation of fine motion telescopic oil cylinder 20,
Wherein, in lead screw pair 18, feed screw nut is fixed on lower feeding seat 6, and in lead screw pair 18, leading screw is driven and lifted by motor 19, its
In, the outfan of leading screw is connected to drive 20 integral elevating of fine motion telescopic oil cylinder, fine motion to stretch with the cylinder body of fine motion telescopic oil cylinder 20
The expansion link of contracting oil cylinder 20 is fixedly connected with upper feeding seat 29.For 18 structure of lead screw pair that leading screw governor motion is driven by motor 19
Into the situation without fine motion telescopic oil cylinder 20, in lead screw pair 18, feed screw nut is fixed on lower feeding seat 6, silk in lead screw pair 18
Thick stick is driven and lifted by motor 19, and the outfan of leading screw is directly connected to drive upper feeding seat 29 to lift with upper feeding seat 29.This
Place is directly connected to refer to that the outfan of leading screw directly drives upper feeding seat 29 to lift without the help of fine motion telescopic oil cylinder.It is enterprising
Be the base portion of upper feeding component 8 to seat 29, whole upper feeding component 8 is caused together simultaneously when upper feeding seat 29 is lifted
Lifting.
In prior art, above enter heating platen using an entire plate, have a disadvantage in that be applied to it is most into the power of heating platen
Number is bent for above entering heating platen, so as to only have small part power to be used as the power of compacting slab.Even if for whole in prior art
Enter heating platen processing on block stepped, after pressurization on the bending radius that enters at heating platen different-thickness be different, above enter
Under heating platen can there is " flex point " defect in working profile camberline.To eliminate drawbacks described above, the present invention enters 13 structure of heating platen by
Cause the stepped plate (not being entire plate, be the stepped plate being superimposed as) being formed by stacking by the different metal plate of length.Referring to
In the example of Fig. 1, stepped plate is sequentially overlapped and is formed by base plate 31, middle plate 32, panel 33 by the present invention from top to bottom, base plate 31
Length is most long, and the length that the length of middle plate 32 is taken second place, panel 33 is is most short, and the example stepped plate has three steps.In Fig. 1,
The front end of base plate 31 is connected with upper feeding seat 29, and the rear end of base plate 31 is passed through with rear heating platen 34 together with middle plate 32, panel 33
Bolt closing connection, the profile of press upstream end according to plate finally to be pressed into thickness, enter the data such as plate speed and carry out silk
The action of bar pair 18 is capable of achieving with the regulation of master cylinder group 12.Thermal hole can be designed with base plate 31 or middle plate 32, for leading to
Heating medium, heats to slab.From fig. 1, it can be seen that all of master cylinder group 12 corresponding to stepped plate is along perpendicular to plate
The direction of advance of base lines up four rows, the step at base plate 31 below first row and second row master cylinder, the step at middle plate 32
Below the 3rd row's master cylinder, the step at panel 33 is below the 4th row's master cylinder.Adjust any one in first to fourth row
Row or multiple rows of, and adjusting screw governor motion, so as to realize the adjustment of the profile of press upstream end.
In an optional embodiment, the thermal hole for being passed through heating medium can be arranged in base plate 31, now
Thermal hole, and the thickness of base plate 31 are not provided with middle plate 32 and panel 33 more than the thickness of middle plate 32, or at another
In optional embodiment, the thermal hole for being passed through heating medium can be arranged in middle plate 32, now base plate 31 and panel 33
In be not provided with thermal hole, and the thickness of middle plate 32 is more than the thickness of base plate 31.In other words, it is provided with the plate of thermal hole
Thickness is thicker compared to other plates.It is pointed out that when base plate 31 is provided with thermal hole, base plate 31 is heated can be promptly
Slab to being in contact with it is heated；And central plate 32 is when being provided with thermal hole, then base plate 31 can arrange it is relatively thin, now
The degree of 31 convex deformation of base plate can be bigger.It should be understood, of course, that thermal hole be arranged in base plate 31 or in can in plate 32
Depending on according to specifically used situation, the present invention is not limited to this.Also, it is understood that the heat conduction hole path being made up of thermal hole
Bearing of trend can also be according to specifically used situation depending on, for example can arrange along the direction that feeds perpendicular to slab or edge
Arrange parallel to the direction of slab charging, the present invention is not limited to this.
The stepped plate that three blocks of plates of the above are superimposed as only is example, and the present invention is not limited to this, of the invention to enter heating platen by
13 are so structured that：The thickness difference stepped plate that the metal plate that at least two block lengths are incremented by is sequentially overlapped up and down；Along press
The direction of advance of slab in upstream end, height of the height of previous step more than latter step in stepped plate, at each
It is provided with above rank and the master cylinder of step pressurization, the cylinder body of master cylinder can be fixed in the frame set 11 of continuous flat press,
The expansion link of master cylinder is scalable towards the step of the lower section for being located at expansion link.By adjusting screw governor motion and adjust by
Master cylinder is applied to the pressure of stepped plate, can adjust the profile of press upstream end.
With further reference to Fig. 1, at the position that master cylinder is arranged corresponding to first, second, third and fourth, above enter heating platen
13 and under enter；In other words, arranging corresponding to first, second, third and fourth
At the position of master cylinder, the profile of press upstream end can have different preset pitch.Wherein, according to slab thickness and plate
The feed speed of base, by adjusting screw governor motion and is selectively adjusted first to fourth row's master cylinder and is applied to ladder
The pressure of plate is adjusting above-mentioned preset pitch.Specifically, in the practical application of the present invention, according to actual process specific requirement
(that is, the feed speed according to the thickness and slab of slab), first adjusting screw governor motion are adjusted to predeterminated position in leading screw
After the completion of section institutional adjustment, each master cylinder is adjusted, so that corresponding to first to fourth row's master cylinder position
It is upper and lower enter heating platen 13,14 between spacing meet technological requirement, so far complete the regulation of preset pitch.
As shown in figure 1, corresponding to the preset pitch at first row master cylinder position, at corresponding to second row master cylinder position
Preset pitch, corresponding to the preset pitch at the 3rd row's master cylinder position, corresponding to default at the 4th row's master cylinder position
Spacing can be with different from each other.In other words, in optional embodiment shown in Fig. 1, along the feedstock direction of slab, first to fourth
Preset pitch corresponding to row's master cylinder is gradually reduced successively.
Preset pitch adjust after the completion of, first to fourth row's master cylinder can respectively it is upper enter heating platen 13 diverse location
It is upper that to apply pressure constant to keep adjusting the preset pitch that completes.After slab is entered, slab is connect with above entering heating platen 13 and compressing
Touch and apply bounce to above entering heating platen 13, it is clear that the bounce entered on heating platen 13 is applied to by slab and can be intended to make
Must on enter heating platen 13 and deform, but due to first to fourth row's master cylinder can respectively it is upper enter heating platen 13 diverse location on
Apply pressure, therefore now these pressure can remain pressure balance with above-mentioned bounce.That is, first to fourth row
Master cylinder respectively it is upper enter heating platen 13 diverse location on the size of pressure that applies, need mutually to balance to protect with bounce
Demonstrate,prove above-mentioned preset pitch constant.Herein it is pointed out that the above-mentioned master cylinder employed in the present invention can be, for example, piston
Oil cylinder, it should of course be understood that other appropriate oil cylinders are also applicable in the present invention, the present invention is not limited to this.
Described above, the control leading screw governor motion and corresponding master cylinder of stepped plate is illustrated and is combined referring to Fig. 1, is adjusted
On enter heating platen 13 entrance radius of curvature R 1/R2 changing value, and then adjust the profile of press upstream end and reach and meet production
The requirement of technique.For example from figure 1 it appears that base plate 31, middle plate 32, panel 33 are concave, the song of step at base plate 31
Rate radius is referred to as front entrance radius of curvature R 1, and the radius of curvature R 2 of the step part of middle plate 32 is referred to as rear entrance radius of curvature R 2,
Rear entrance radius of curvature R 2 is more than front entrance radius of curvature R 1.The size of R1 is not less than 40 meters, and the size of R2 is not less than 50 meters, real
In the production technology of border, R2 is slightly larger than R1.
For continuous flat press of the prior art, when compacting is compared with thin plate, for example go up steel band 6 would generally produce compared with
It is big to turn so as to reduce the service life of upper steel band 6.In order to extend the service life for for example going up steel band, present invention employs by
The upper pressure roller 22 that swing mechanism drives, as shown in Figure 1.
Specifically, upper feeding seat 29 is provided with the upper pressure roller 22 driven by swing mechanism, and wherein swing mechanism is set to：
After governor motion adjusts entrance size according to the slab thickness of the entrance entered by press upstream end, swing mechanism drives and presses
Roller 22 swings to makes the corner of steel band 6 become at gentle position.With regard to the above, close from the structure between above-mentioned each part
For fastening：In order that the corner of upper steel band 6 becomes gentle, the feedstock direction along slab is set in the upstream region of upper feeding seat 29
Put pressure roller 22.That is, 22 region of pressure roller is first passed around when entrance of the slab into press upstream end, that is, on
Steel band 6 is contacted with pressure roller 22 first when the entrance of press upstream end is rolled into.Further, pressure roller 22 is driven by swing mechanism
It is dynamic, so that pressure roller 22 is remained contact with 6 pressure contact of upper steel band or compress, in other words, by swing mechanism driving
Pressure roller 22 as driving member, under the drive of driving member on steel band 6 as driven member, even if therefore when slab feeds
Active force can be applied to pressure roller 22, but the driving lower compression roller 22 in swing mechanism also can keep stable in position.It is very bright
Aobvious, at the position, upper pressure roller 22 is pressed on the upper surface of upper steel band 6 of continuous flat press.
More specifically, in one embodiment, the outer peripheral face of upper pressure roller 22 is pressed on continuous flat to roll fit system
On the upper surface of the upper steel band 6 of hot press.Example as shown in Figure 2, swing mechanism include connecting plate 25 and roller frame 23, connecting plate 25
One end upper feeding seat 29 is connected pivotally to by rotating shaft 28, roller frame 23 is connected pivotally to connecting plate by another rotating shaft 24
25 other end, upper pressure roller 22 are pivotally mounted on roller frame 23；Drive swing mechanism device be pressure roller oil cylinder 26, pressure roller
The cylinder body of oil cylinder 26 is fixedly connected with upper feeding seat 29, and the expansion link of pressure roller oil cylinder 26 is connected to drive oscillating machine with roller frame 23
Structure swings.In Fig. 2, two rotatable upper pressure rollers 22 are connected with roller frame 23, are additionally provided with upper feeding seat 29 rotatable
Carrying roller 15, the axis of rotation of carrying roller 15 fixed relative to 28 position of rotating shaft, the axis of rotation and support of pressure roller 22 on the two
The axis of rotation of roller 15 is parallel to each other, and on the two pressure roller 22 compared to the carrying roller 15 further from above entering heating platen 13.
The upper pressure roller driven by swing mechanism shown in Fig. 2 can slow down the big turning of upper steel band 6 so as to become flat.For example, as schemed
Shown in 2, the turning jumpy of upper steel band can be finally decomposed to gentle turning by two upper pressure rollers 22, so as to prolong
Stretch steel band service life.It is appreciated that upper pressure roller number is unrestricted, 2 are not limited to.The change in location of upper pressure roller 22 can
To change the corner a of the upstream end steel band of upper steel band 6, it is less than causing the corner of steel band aggravation deformation.General steel band turns
Angle is less than little to the damage influence of steel band when 5 °.Corner a is shown in Figure 2 for：Above steel band 6 is with pressure roller 22 on the rightmost side (i.e.,
The slab direction of advance along in press entrance, the upper pressure roller of forefront) contact position be rotation axiss, upper steel band 6 surround the rotation
The angle of axis of rotation.
It is also seen that the adjustable continuous flat press of entrance of the present invention includes from Fig. 1 and Fig. 2：Press bottom 3 and press
Top 4, is equipped with frame set 11 on press bottom 3 and press top 4；And circulate respectively upper steel band 6, lower steel band 5 and on
Roller blanket 9, lower roll blanket 10；Upper roller blanket 9 wherein in active section is in and enters between heating platen 13 and upper steel band 6, wherein in work
Make the lower roll blanket 10 in section to be in down between heating platen 14 and lower steel band 5.Guide-in roller 17, guide-in roller are housed on upper feeding seat 29
17 enter heating platen 13 with entering that upper steel band 6 is clamped for the roller bar 35 in the upper roller blanket 10 come through return phase is inducted into
In mouthful；The outside of guide-in roller 17 is equipped with for supporting the carrying roller 15 of steel band.Pressure roller detection means 27 is housed on pressure roller oil cylinder 26.
Referring to Fig. 2, control the flexible of pressure roller oil cylinder 26 and be adjusted so that guide-in roller 17 below porch on enter heating platen 13 with it is upper
Steel band 6 keeps certain gap X, gap X to be detected and fed back by the gap detection device 36 being mounted on upper feeding seat 29, it is ensured that on
Roller bar 35 in roller blanket 10 is swimmingly imported in the entrance that upper hot pressboard group 13 is clamped with upper steel band 6.
To sum up, the invention enables the high precision of the entrance size adjustment of press upstream end；It is one compared to heating platen is above entered
For the prior art of entire plate, the stepped plate being superimposed as that the present invention is adopted is enabled under the pressurization of an equal amount of oil cylinder
Slab is easily compacted.Furthermore, effectively prevent when Patterned laminate that steel band can occur the situation of turn sharp on upstream end, from
And extend steel band service life.The present invention can also realize carrying out fast compacting to the blank for entering, and prevent the glue in slab
Solidification failure.
Continuous flat press of the present invention is preferably artificial board blank continuous flat press, and the preferably present invention is used for
The production of the wood-based plate such as middle and higher density fibre board and particieboard (oriented wood chipboard) and laminated veneer lumber.
All any modification, equivalent substitution and improvements within the spirit and principles in the present invention, made etc., should be included in
Within protection scope of the present invention.
Claims (10)
1. the adjustable continuous flat press of a kind of entrance, including：Upper feeding component (8) with upper feeding seat (29), have
The lower feeding component (7) of lower feeding seat (16), be fixedly connected with the upper feeding seat (29) on enter heating platen (13), and described
Lower feeding seat (16) is fixedly connected down heating platen (14), wherein entering heating platen (13) and the running heating platen on described
(14) profile of press upstream end is limited together,
Characterized in that, also include the governor motion of the entrance size of the regulation press upstream end, wherein, the governor motion
It is configured to drive the leading screw governor motion of the upper feeding seat (29) and lower feeding seat (16) relative movement,
Wherein, enter the ladder that the metal plate that heating platen (13) is that at least two block lengths are incremented by is sequentially overlapped up and down on described
Plate, the direction of advance of slab along the press upstream end, in the stepped plate, the height of previous step is more than latter platform
The height of rank,
Wherein, it is provided with the master cylinder that can be pressurizeed to which above each described step, the cylinder body of the master cylinder is fixed on described
In the frame set (11) of continuous flat press, the expansion link of the master cylinder is towards the described of the lower section for being located at the expansion link
Step is scalable,
Wherein, the pressure of the stepped plate is applied to by the master cylinder by adjusting the leading screw governor motion and regulation,
To adjust the profile of the press upstream end.
2. the adjustable continuous flat press of entrance according to claim 1, it is characterised in that
The leading screw governor motion is configured to：Based on lead screw pair (18) regulation and supplemented by fine motion telescopic oil cylinder (20) regulation
Governor motion,
Wherein, in the lead screw pair (18), feed screw nut is fixed on the lower feeding seat (16), silk in the lead screw pair (18)
Thick stick is driven and lifted by motor (19),
Wherein, the outfan of the leading screw is connected to drive the flexible oil of the fine motion with the cylinder body of the fine motion telescopic oil cylinder (20)
Cylinder (20) integral elevating, the expansion link of the fine motion telescopic oil cylinder (20) are fixedly connected with the upper feeding seat (29).
3. the adjustable continuous flat press of entrance according to claim 1, it is characterised in that
The lead screw pair (18) that the leading screw governor motion is driven by motor (19) is constituted,
Wherein, in the lead screw pair (18), feed screw nut is fixed on the lower feeding seat (16), silk in the lead screw pair (18)
Thick stick is driven and lifted by motor (19),
Wherein, the outfan of the leading screw is directly connected to drive the upper feeding seat (29) to rise with the upper feeding seat (29)
Drop.
4. the adjustable continuous flat press of entrance according to claim 1, it is characterised in that
The stepped plate is sequentially overlapped from top to bottom and is formed by base plate (31), middle plate (32), panel (33), wherein the base plate
(31) length is most long, and the length of the middle plate (32) is taken second place, the length of the panel (33) is most short, all of corresponding to described
The master cylinder of stepped plate lines up four rows along the direction of advance perpendicular to the slab,
Wherein, the step at base plate (31) place is below first row and second row master cylinder, the step at middle plate (32) place
Below the 3rd row's master cylinder, the step at panel (33) place is below the 4th row's master cylinder.
5. the adjustable continuous flat press of entrance according to claim 4, it is characterised in that
Thermal hole for being passed through heating medium is arranged in the base plate (31), and the thickness of the base plate (31) is more than institute
State the thickness of middle plate (32)；Or
Thermal hole for being passed through heating medium is arranged in the middle plate (32), and the thickness of the middle plate (32) is more than institute
State the thickness of base plate (31).
6. the adjustable continuous flat press of entrance according to any one of claim 4-5, it is characterised in that
At the position corresponding to the first, second, third, fourth row master cylinder, it is described on enter heating platen (13) and described
Under enter between heating platen (14) have preset pitch；
Wherein, according to slab thickness and the feed speed of slab, by the regulation leading screw governor motion and optionally
Adjust the first to fourth row master cylinder to be applied to the pressure of the stepped plate to adjust the preset pitch；
Wherein, at each described preset pitch, corresponding master cylinder to enter on described pressure that heating platen (13) applies with it is described
Slab is applied on described and enters the bounce of heating platen and remain pressure balance.
7. the adjustable continuous flat press of entrance according to claim 6, it is characterised in that
Corresponding to the preset pitch at the first row master cylinder position, corresponding to default at the second row master cylinder position
Spacing, corresponding to the preset pitch at the 3rd row's master cylinder position, corresponding to pre- at the 4th row's master cylinder position
If spacing is different from each other.
8. the adjustable continuous flat press of entrance according to any one of claim 1-3, it is characterised in that
The upper pressure roller (22) driven by swing mechanism is provided with the upper feeding seat (29),
Wherein, the swing mechanism is set to：The governor motion according to will enter the press upstream end entrance plate
After entrance size described in base thickness adjusted, the swing mechanism drives the upper pressure roller (22) to swing to and makes turning for steel band (6)
Angle becomes at gentle position.
9. the adjustable continuous flat press of entrance according to claim 8, it is characterised in that
The swing mechanism includes connecting plate (25) and roller frame (23), and one end of the connecting plate (25) passes through rotating shaft (28) pivotally
Be connected to the upper feeding seat (29), the roller frame (23) is connected pivotally to the other end of the connecting plate (25), it is described on
Pressure roller (22) is pivotally mounted on the roller frame,
Drive the swing mechanism device be pressure roller oil cylinder (26), cylinder body and the upper feeding seat of the pressure roller oil cylinder (26)
(29) it is fixedly connected, the expansion link of the pressure roller oil cylinder (26) is connected to drive the swing mechanism pendulum with the roller frame (23)
It is dynamic.
10. the adjustable continuous flat press of entrance according to claim 9, it is characterised in that
Two rotatable described upper pressure rollers (22) are connected with the roller frame,
Wherein, rotatable carrying roller (15), the axis of rotation of the carrying roller (15) are additionally provided with the upper feeding seat (29)
Fix relative to the rotating shaft (28) position,
Wherein, on the two, the axis of rotation of the axis of rotation of pressure roller (22) and the carrying roller (15) is parallel to each other, and this
Two upper pressure rollers (22) are compared to the carrying roller (15) further from entering heating platen (13) on described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510123020.2A CN104802241B (en) | 2015-03-19 | 2015-03-19 | The adjustable continuous flat press of entrance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510123020.2A CN104802241B (en) | 2015-03-19 | 2015-03-19 | The adjustable continuous flat press of entrance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104802241A CN104802241A (en) | 2015-07-29 |
| CN104802241B true CN104802241B (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510123020.2A Active CN104802241B (en) | 2015-03-19 | 2015-03-19 | The adjustable continuous flat press of entrance |
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| Country | Link |
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| CN (1) | CN104802241B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016119955B4 (en) * | 2016-10-20 | 2021-06-02 | Dieffenbacher GmbH Maschinen- und Anlagenbau | Press for the continuous production of material panels |
| CN110901136B (en) * | 2019-11-28 | 2021-07-09 | 永州利达工贸实业有限公司 | Compression fittings is used in production of multi-use architecture template |
| DE102020000570A1 (en) * | 2020-01-29 | 2021-07-29 | Siempelkamp Maschinen- Und Anlagenbau Gmbh | Method for monitoring a steel belt in a continuous press and continuous press |
| CN115476420A (en) * | 2022-10-27 | 2022-12-16 | 湖南恒信新型建材有限公司 | Slab prepressing machine for high-density fiberboard production |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2313902A1 (en) * | 1973-03-20 | 1974-09-26 | Trus Joist Corp | Continuous belt press for woods - with adjustable tensioners for the opposing chain belts |
| DE3816511A1 (en) * | 1988-05-14 | 1989-11-23 | Siempelkamp Gmbh & Co | CONTINUOUS PRESS FOR PRESSING AND HEAT TREATING PRESS MATS |
| DE3914107C2 (en) * | 1989-04-28 | 1995-01-26 | Siempelkamp Gmbh & Co | Continuous press for pressing and heat treating pressed material mats |
| DE4433641C1 (en) * | 1994-09-21 | 1995-11-02 | Siempelkamp Gmbh & Co | Continuous press for pressing mats to be pressed |
| DE19806708C1 (en) * | 1998-02-18 | 1999-04-22 | Siempelkamp Gmbh & Co | Continuous board press |
| DE10214322B4 (en) * | 2002-03-28 | 2016-07-14 | Siempelkamp Maschinen- Und Anlagenbau Gmbh | Continuous press for pressing pressed material mats into pressed slabs |
| DE102008022857A1 (en) * | 2008-05-08 | 2009-11-12 | Dieffenbacher Gmbh + Co. Kg | Continuously operating press for compressing scattered pressed mat during manufacturing of e.g. medium density fiberboard-plate, has deflecting and supporting devices forming clamping zone between upper and lower steel strips |
| CN101508127B (en) * | 2009-03-23 | 2013-09-25 | 中国福马机械集团有限公司 | Continuous press capable of continuously pressing compact ingot |
| CN102259374B (en) * | 2011-08-16 | 2013-10-16 | 上海人造板机器厂有限公司 | Device for automatically regulating entering angle of plate blank in continuous press |
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2015
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