CN109203141A - Equipment is flattened for the flattening wheel group of bamboo flattening and bamboo - Google Patents
Equipment is flattened for the flattening wheel group of bamboo flattening and bamboo Download PDFInfo
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- CN109203141A CN109203141A CN201710535744.7A CN201710535744A CN109203141A CN 109203141 A CN109203141 A CN 109203141A CN 201710535744 A CN201710535744 A CN 201710535744A CN 109203141 A CN109203141 A CN 109203141A
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- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims abstract description 112
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- 241001330002 Bambuseae Species 0.000 title claims abstract description 112
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 112
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- 210000000481 breast Anatomy 0.000 description 2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27J—MECHANICAL WORKING OF CANE, CORK, OR SIMILAR MATERIALS
- B27J1/00—Mechanical working of cane or the like
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Abstract
The invention belongs to bamboo processing technical fields, disclose a kind of flattening wheel group for bamboo flattening, including n expanding pressure roller and n carrying roller, each expanding pressure roller and carrying roller are laterally arranged and are parallel to each other, preceding m1 expanding pressure roller include one be centrally located lead and split break bar, n-m1 expanding pressure roller is led including two afterwards splits break bar, and two of preceding m2 expanding pressure roller, which lead to split, in rear n-m1 expanding pressure roller is equipped with a positioning nail wheel between break bar；Two of n-m1-m2 expanding pressure roller lead to split and be set between break bar there are two nail wheel is positioned afterwards, and set an elastic press wheel between two positioning nail wheels；The circumference of the positioning nail wheel is equipped with locating pin；Described lead is split the circumference of break bar and is equipped with for forming the blade of crackle by cutting on pressure surface in thick bamboo tube, and blade direction is tilted relative to longitudinal vertical plane, respectively lead split break bar edge tilted direction it is identical.Positioning nail wheel can effectively prevent by bamboo chip the lateral shift in transmit process.The part that elastic press wheel can effectively prevent bamboo chip to flatten is upturned, keeps bamboo chip smooth.
Description
Technical field
The invention belongs to bamboo processing technical field, it is related to the technology for integrally flattening arc bamboo sheet, more particularly to exhibition
Equipment used in flat arc bamboo sheet.
Background technique
Bamboo and wood has degradability, and opposed plastic material is more environmentally friendly, in recent years as environmental protection and health perception enhance, bamboo and wood
Product comes into vogue again.Compared with timber, bamboo wood has many advantages, such as that growth cycle is short, quality is more hard.But due to raw bamboo
For cylindrical structure, acquisition plate can not be directly cut, when processing manufactures molding bamboo product based on plate, conventional method is first logical
It crosses bamboo cane splicing and obtains bamboo board, further fabricated product.Recently, a kind of that Bamboo flattening being formed into plate by way of exhibition pressure
The new technology (calling bamboo flattening technology in the following text) of material is increasingly grown up.This new technology is opposite to be cut into the tradition side that bamboo cane is spliced again
Formula is higher to the utilization rate of bamboo wood, and processes the bamboo board formed without splicing, and good integrity, finished product is not easy to crack, and no glue is more
Environmental protection.
Bamboo flattening technology will open one along axial direction at the barrel of the thick bamboo tube of section first and crack, and then carry out sofening treatment,
In soft process, thick bamboo tube, which is opened because of inner wall water suction bulging along the nature that cracks, becomes arc bamboo sheet, is arranged successively finally by front and back
The arc bamboo sheet of softening is gradually flattened and obtains bamboo board by the carrying roller mutual cooperation below multiple expanding pressure rollers and expanding pressure roller.Bamboo chip
When by exhibition pressure, tabasheer one is facing towards expanding pressure roller.
During bamboo wood expanding, the bamboo meat on the inside of thick bamboo tube (close to tabasheer side) can be stretched extension, when stretching by
When power unevenness, especially bamboo spring portion is easy to generate the crackle along thick bamboo tube axial direction because of local elongation tension on the inside of thick bamboo tube, in axial direction
Thick bamboo tube is then easy further occurrence cracking under the guiding function of crackle, leads to material scrap.In order to avoid thick bamboo tube is in flattening process
Middle cracking, relatively effective processing method are that the parallel edges of a fixed spacing, the direction of blade and bamboo is arranged on expanding pressure roller surface
The axial direction of cylinder is angled.In flattening process, the blade on expanding pressure roller surface forms relatively uniform and not in thick bamboo tube medial cuts
It is parallel to the crackle of thick bamboo tube axial direction, uniformly dissolves by non axial crackle inside tabasheer and bamboo meat is stretched and formed in expansion process
Localised tension effectively prevents generating axial crack on the inside of thick bamboo tube, and then avoids the rupture along axial direction of thick bamboo tube.
Existing expanding pressure roller the problem is that: one, on expanding pressure roller with thick bamboo tube axially angled blade to being processed
Thick bamboo tube does not have located lateral function, during flattening after thick bamboo tube is first by multiple expanding pressure rollers, is easy to happen lateral shift.
On the one hand the opposite design exhibition pressure position in the position of the practical exhibition pressure of each expanding pressure roller changes after deviating, and ideal exhibition pressure is not achieved
Loading process.Increase Bamboo flattening crack probability.On the other hand, it shifts and will lead to the crackle formed in thick bamboo tube medial cuts
Unevenly.It equally will increase thick bamboo tube crack probability, having an effect on the mechanical property of finished product plate, (the crackle the deep more can play and prevents axis
The effect respectively cracked, when crackle chin-deep, in order to guarantee the utilization rate of material, crackle will not generally be dug completely on finished product plate
Except).Two, bamboo chip flattening is the process of radian gradual change, and from front to back, multiple expanding pressure roller axial widths successively increase.It is contemplated that
, successively on the bamboo clappers by the flattening of multiple expanding pressure rollers, crack density is simultaneously uneven, but successively decrease from centre to both sides.
Middle crack density highest, both sides of the edge crack density is minimum, and middle crack density is n times of edge crack density, and wherein n is
The quantity of expanding pressure roller.Inevitably, there is among the flattened bamboo boards obtained therefrom and then notable difference in the mechanical property at edge.
Three, the knife edge angular of different expanding pressure roller surfaces settings is consistent, can not eliminate the internal stress on blade direction, influence flattening at
Product rate.
Summary of the invention
The main object of the present invention is the status based on bamboo flattening technology, proposes the improved exhibition for being suitable for bamboo flattening processing
Flat wheel group, to solve the problems, such as thick bamboo tube lateral shift and improve final product quality and cost rate.The present invention is another object is that further
A kind of bamboo flattening equipment is provided.
To achieve the above object, present invention firstly provides it is a kind of for bamboo flattening flattening wheel group, including from front to back according to
N expanding pressure roller of secondary arrangement and be arranged below expanding pressure roller with the one-to-one n carrying roller of expanding pressure roller, each expanding pressure roller and carrying roller
Axle center is laterally arranged and is parallel to each other, each laterally centered setting (projection of each expanding pressure roller on the horizontal level, along middle line of expanding pressure roller
Symmetrically), the transverse width of each expanding pressure roller is sequentially increased from the front to the back；It is characterized in that, preceding m1 expanding pressure roller includes one placed in the middle
Break bar is split in leading for being arranged, and n-m1 expanding pressure roller after preceding m1 expanding pressure roller is led including two splits break bar, on an expanding pressure roller
It leads for two and splits the axial both ends that break bar is symmetricly set on expanding pressure roller, two of preceding m2 expanding pressure roller lead in rear n-m1 expanding pressure roller
It splits and is equipped with a positioning nail wheel between break bar；Two of n-m1-m2 expanding pressure roller lead to split and be set between break bar there are two locating pin afterwards
Wheel, and an elastic press wheel is set between two positioning nail wheels, wherein m1, m2, which are all larger than, is greater than 1 equal to 1, n-m1-m2；It is described
The circumference for positioning nail wheel is equipped with locating pin；It is described lead split break bar circumference be equipped with for thick bamboo tube by pressure surface on cut shape
At the blade of crackle, blade direction is tilted relative to longitudinal vertical plane, respectively lead split break bar edge tilted direction it is identical.
Flattened bamboo boards are processed using above-mentioned exhibition press nips, from front by arc bamboo sheet tabasheer to be processed up along its length
Degree is sent into exhibition press nips along longitudinal direction, and when successively from following by each exhibition pinch roller, arc bamboo sheet is gradually flattened by centre to both sides.
During flattening, leads and split break bar and cut to form non-longitudinal crackle in the yellow bamboo face of bamboo chip.Locating pin in positioning nail wheel can have
Effect prevents by bamboo chip the lateral shift in transmit process.The part that elastic press wheel can effectively prevent bamboo chip to flatten is upturned,
Keeping bamboo chip, flattening section is smooth.
Further, the positioning staple height of the positioning nail wheel, which is less than, leads the knife height for splitting break bar.
Preferably, described to lead the periphery and lateral surface rounding off for splitting break bar.
Preferably, it is processed arc bamboo sheet length and is greater than the center of farthest adjacent two expanding pressure rollers of distance in the horizontal plane
Projector distance, herein using the direction of growth of bamboo as the length direction of arc bamboo sheet.
As a kind of selection, m1=1 respectively leads and splits projection of the sword periphery on lateral vertical section that set of break bar and do not hang down mutually
It is folded, it is formed to avoid the position for having been gone out crackle in preceding expanding pressure roller crush-cutting on bamboo chip in rear expanding pressure roller and repeats crackle.It is preferred that
It is all lead split break bar to set sword periphery width equal.
Preferably, two of the second expanding pressure roller, which lead, splits the interior spacing that sword periphery is set on break bar leading equal to the first expanding pressure roller
Split the width that sword periphery is set on break bar；Each expanding pressure roller after second expanding pressure roller, in adjacent two expanding pressure rollers, in rear expanding pressure roller
Two lead to split the interior spacing for setting sword periphery on break bar and be equal to lead to split at two of preceding expanding pressure roller and set sword periphery on break bar
Olo.
Alternatively, m1=1, what the leading of the adjacent expanding pressure roller of every two split break bar sets sword periphery laterally vertical
The overlapping widths of projection on section are equal.All samples preferably it is all lead split break bar to set sword periphery width equal.
As another selection, the inclination for splitting the blade of break bar relative to longitudinal vertical plane is led on adjacent two expanding pressure rollers
Angle is different.
Further, m1=2, n are even number.What the leading of the second expanding pressure roller split break bar sets sword periphery width equal to the first exhibition
Pressure roller leads twice for setting sword periphery width for splitting break bar.In addition to first and the last one expanding pressure roller, any expanding pressure roller is led
Split break bar set sword periphery width equal to its respectively with the adjacent expanding pressure roller in front and back lead split break bar set sword periphery it is Chong Die width
The sum of degree.The edge tilted angle that the leading of each odd number expanding pressure roller splits break bar is identical, and each even number expanding pressure roller leads the blade for splitting break bar
Tilt angle is identical, and the leading of odd number expanding pressure roller splits leading for the edge tilted angle of break bar and even number expanding pressure roller and split the blade of break bar and incline
Rake angle is different.Setting, which is led, in this way splits break bar, and slant edge shape crackle can be formed on bamboo chip.
Preferably, leading for odd number and even number expanding pressure roller splits the edge tilted differential seat angle of break bar and is no more than 20 degree.
Preferably, in addition to second and the last one expanding pressure roller, what the leading of remaining expanding pressure roller split break bar sets sword periphery width
It is identical；In addition to first and the last one expanding pressure roller, what the leading of any expanding pressure roller split break bar sets sword periphery and adjacent expanding pressure roller
It leads and splits the overlapping widths for setting sword periphery of break bar and lead the half for setting sword periphery width for splitting break bar as this.Further, phase
Face in rear expanding pressure roller both be equal to relative to the transverse width increment in preceding expanding pressure roller lead split break bar set sword periphery in transverse direction
The overlapping widths of projection on vertical section.
As an improvement, the circumference of the positioning nail wheel is cylindrical structure, the circumference of the elastic press wheel is cylindrical structure, institute
Stating and leading the circumference for splitting break bar is convex arc structure (bus of periphery is arc segment).In preceding m1 expanding pressure roller, the circle for splitting break bar is led
Circumferential surface is symmetrical along the transverse center section of splitting break bar is led, and preceding m1 carrying roller be corresponding to lead that split the position of break bar be concave arc structure.N- afterwards
In m1 expanding pressure roller, leads and split the radius of break bar and be gradually reduced from the inside to the outside, on the same expanding pressure roller, lead for two and split break bar phase
It is symmetrical for transverse center section, lead that split break bar inner radius equal with positioning nail wheel radius, lead split on the inside of break bar periphery with
The periphery of positioning nail wheel is smoothly connected.The position that n-m1 carrying roller corresponds to expanding pressure roller afterwards is the structure recessed to axle center, to axis
In the recessed structure of the heart, both ends, which respectively correspond two, leads that split the position of break bar be concave arc structure, the portion between the concave arc structure of both ends
It is divided into intermediate cylindrical structure, the concave arc structure inner radius at both ends is minimum, is gradually increased outward, on the inside of the concave arc structure at both ends
Radius is equal with intermediate cylinder structure radius, intermediate cylindrical structure and the round and smooth connection of both ends concave arc structure.
The characteristics of improvement project, is: lead split break bar roll-in bamboo chip when, as far as possible holding bamboo chip nature radian, not to it
It is flattened, only cutting forms crackle on bamboo face.It and is then to transfer to the positioning nail wheel on rear expanding pressure roller complete by flattening work
At.Can effectively prevent lead split break bar blade cutting bamboo chip when, by blade pressure rupture along axial direction is occurred for bamboo chip inner surface.
In the present invention, it is longitudinal with the front-rear direction in horizontal plane, is laterally, close to exhibition pressure perpendicular to front-rear direction
The vertical equity middle line of wheel group is interior, is outer far from the vertical equity middle lines of press nips.
Based on above-mentioned exhibition press nips, present invention further propose that a kind of bamboo flattens equipment, including rack, there are also upper in rack
It states flattening wheel group, drive the dynamical system that each expanding pressure roller rotates in flattening wheel group, rack is equipped with table top, flattens the support in wheel group
It is higher by table top at the top of roller, under the driving effect of dynamical system, the outer rim linear velocity of each expanding pressure roller is identical.
In order to adapt to the thick bamboo tube of different-thickness, as a kind of selection, expanding pressure roller can be set as in the vertical direction may be used
Activity, while the downward power exhibition pressure downward as expanding pressure roller is applied to expanding pressure roller.Correspondingly, carrying roller is solid in the vertical direction
It is fixed.Under natural conditions, each expanding pressure roller bottom flushes.
Specifically optionally, each carrying roller breast roll both ends are assembled on the rack by bearing respectively.A corresponding expanding pressure roller
The left and right sides set a left support cylinder and a right support cylinder respectively, left support cylinder and right support cylinder block are opposite
It is fixed in rack, left support cylinder and right support cylinder piston rod are arranged downward, and the piston-rod lower end of left support cylinder is fixed
Left shaft holder is connected, the piston-rod lower end of right support cylinder is fixedly connected with right bearing seat, and the left end of the central axis of expanding pressure roller passes through
Bearing is assemblied in left shaft holder, and the right end of the central axis of expanding pressure roller is assemblied in right bearing seat by bearing.Support cylinder
Piston rod is the scope of activities of expanding pressure roller in the vertical direction relative to the scope of activities of cylinder body.The intracorporal compressed gas of cylinder is logical
It crosses piston rod and applies downward pressure to expanding pressure roller.
Understandable to be, the activity of expanding pressure roller in the vertical direction can also cooperate spring dress by guide post slider mechanism
Set realization.
Alternatively, the selection with activity setting expanding pressure roller in the vertical direction is on the contrary, but exist expanding pressure roller
It is fixed on vertical direction, correspondingly, set movable in the vertical direction for carrying roller, while upward power is applied to carrying roller and is tieed up
Hold exhibition pressure of the carrying roller relative to expanding pressure roller.
Further, the left and right sides that each expanding pressure roller is corresponded in rack is equipped with a left support and a right support, left
It is provided with left support cylinder on bracket, right support cylinder, left support cylinder and right support cylinder piston rod are provided on right support
It is arranged downward, the piston-rod lower end of left support cylinder is fixedly connected with left shaft holder, and the piston-rod lower end of right support cylinder is fixed
Right bearing seat is connected, the left end of the central axis of expanding pressure roller is assemblied in left shaft holder by bearing block, the central axis of expanding pressure roller
Right end is assemblied in right bearing seat by bearing block.Under natural conditions, each expanding pressure roller bottom flushes.
Further, the bracket is N-type bracket, and the cylinder is arranged on the top beam of bracket, the piston rod of cylinder to
Under across top beam.
Detailed description of the invention
Fig. 1 show flattening wheel group bamboo flattening schematic illustration of the present invention.
Fig. 2 show a kind of structural relation schematic diagram between adjacent expanding pressure roller.
Fig. 3 show another structural relation schematic diagram between adjacent expanding pressure roller.
Fig. 4 show the bamboo chip crackle schematic diagram flattened through expanding pressure roller shown in Fig. 3.
Fig. 5 show a kind of fit structure schematic diagram singly led and split break bar expanding pressure roller and carrying roller.
Fig. 6, which is shown, double leads a kind of fit structure schematic diagram for splitting break bar expanding pressure roller and carrying roller.
Specific embodiment
Explanation is further explained to the technical characterstic of flattening wheel group of the present invention with reference to the accompanying drawing.
Fig. 1 specifically illustrates arrangement mode, expanding pressure roller and the carrying roller of the expanding pressure roller of present invention flattening wheel group by way of example
Corresponding relationship, bamboo chip successively pass through the state of expanding pressure roller,
The first vertical setting of types of left side, second row figure are respectively from side visual angle and visual angle above signal in the past (below in figure) after in figure
(top in figure) 11 expanding pressure rollers 1 arranged in a straight line, wherein from the first vertical setting of types figure: each expanding pressure roller bottom of different-diameter
It flushes, the several expanding pressure roller radiuses in front are larger, and the several expanding pressure roller radiuses in rear are smaller.From the second vertical setting of types: each expanding pressure roller axis
The heart is spaced apart from each other parallel perpendicular to orientation；All expanding pressure rollers are laterally centered, and each expanding pressure roller transverse width is successively from front to back
Increase.The expanding pressure roller of front end first, which is only led by one, to be split break bar 101 and constitutes, and second expanding pressure roller is led by two splits 101 He of break bar
One positioning nail wheel 102 composition, positioning nail wheel is led by two to be split break bar and is clipped in the middle.Third is led to the 11st expanding pressure roller by two
It splits 101, two positioning nail wheels 102 of break bar and an elastic press wheel 103 forms, lead column break bar and be set to outermost, followed by two
A positioning nail wheel, center are elastic press wheels.The circumferential surface of the positioning nail wheel is equipped with locating pin；It is described to lead the circumference for splitting break bar
Surface is equipped with blade (shown in oblique line).
Right side one figure of the first vertical setting of types bottom show the bamboo that side wall is machined with a penetrating gap along axial direction in figure
Cylinder 201(call seamed thick bamboo tube in the following text) cross sectional shape, such as with annulus jaggy.Second figure is to have below the first vertical setting of types of right side
Stitch thick bamboo tube it is softened after the cross sectional shape of arc bamboo sheet 202 that is formed, in softening process, bamboo wall inner fabric cell expansion, bamboo
Cylinder opens the arc bamboo sheet for being formed and being greater than semicircle along gap naturally.At this point, arc bamboo sheet opening is not very big, and from opening
Depth to bottom is deeper.
According to the first vertical setting of types of left side and the second vertical setting of types figure: the several expanding pressure rollers in front are the thin rounded flakes of large radius
Shape, this shape is to guarantee that expanding pressure roller can enter from the lesser opening of arc bamboo sheet and touch its deeper bottom, with bamboo
Piece is gradually flattened, and opening is gradually increased, and depth gradually becomes shallower as, then expanding pressure roller is no longer needed to have bigger radius.In order to contract
Subtract longitudinal occupied space, and save expanding pressure roller material, several expanding pressure rollers at rear select smaller radius.
Successively successively decrease from front to back it is contemplated that each expanding pressure roller radius can be designed.
In figure right side first row, second row figure respectively from end face visual angle and visual angle above illustrate arc bamboo sheet from centre to
The process that both sides are gradually flattened.In figure as it can be seen that carrying roller 3 and the one-to-one setting of expanding pressure roller 1, the axle center and expanding pressure roller axle center of carrying roller
Upright projection be overlapped, gap of the bamboo chip 2 between carrying roller 3 and expanding pressure roller 1 passes through.Bamboo chip 2 from centre to both sides one by one by
Flattening, crackle is also to cut to be formed one by one from centre to both sides.It in expanding pressure roller, leads and splits break bar and be responsible for flattening bamboo chip, position
Nail wheel is responsible for carrying out located lateral to bamboo chip, while having the function of concora crush flattening section, and elastic press wheel is responsible for concora crush positioning
Nail wheel pressure less than flattening section, prevent bamboo chip flatten after deform.It each leads and splits break bar flattening bamboo on piece along length
One bar-shaped zone in direction.
What Fig. 2 illustrated adjacent expanding pressure roller leads a kind of optional lateral position corresponding relationship split between break bar.The example is aobvious
Show, it is all to lead the blade forward direction inclination for splitting break bar, in adjacent two expanding pressure rollers, on preceding expanding pressure roller lead column break bar set sword circle
Circumferential surface olo D1o, D2o with led after split break bar to set space D 2i, D3i in sword periphery equal.It respectively leads and splits on break bar
Cutting region of the blade on bamboo chip is not overlapped mutually, but laterally continuous.
What Fig. 3 illustrated adjacent expanding pressure roller leads the optional lateral position corresponding relationship of another kind split between break bar.The example
It has been shown that, respectively lead column break bar to set sword periphery width equal, in adjacent two expanding pressure rollers, leading on former and later two adjacent expanding pressure rollers
The longitudinal overlap width for setting sword periphery of column break bar is the half that sets sword periphery width.Break bar is split in leading for odd number expanding pressure roller
Edge tilted angle is positive 15 degree, and the edge tilted angle that the leading of even number expanding pressure roller splits break bar is positive 25 degree.Adjacent two exhibitions pressure
The leading of roller splits 10 degree of edge tilted differential seat angle of break bar.It splits on bamboo chip surface based on the flattening of each expanding pressure roller corresponding relationship shown in the figure
Line is in slant edge shape, as shown in Figure 4.
Fig. 5, exhibition pinch rollers and support roller shown in 6 are a kind of improved structures, in the improvement structure, the positioning nail wheel of expanding pressure roller with
The circumference of elastic press wheel is still cylindrical structure, but leads and split the circumference of break bar and no longer use cylindrical structure, but is improved to convex arc knot
Structure (bus of periphery is arc segment).The expanding pressure roller that break bar is split for only leading comprising one, leads the periphery edge for splitting break bar
Lead split break bar transverse center section it is symmetrical, it is corresponding on the carrying roller that it is matched lead split break bar position 301 formed concave arc structure.
The expanding pressure roller of break bar is split for leading comprising two, two, which is led, splits break bar periphery and symmetrically tilt, and leads the radius for splitting break bar by interior
It is gradually reduced outward, two are led that split break bar symmetrical relative to transverse center section, are led and are split break bar inner radius and positioning nail wheel half
Diameter is equal, leads the periphery split on the inside of break bar periphery with positioning nail wheel and is smoothly connected.With the exhibition pressure for splitting break bar is led comprising two
The carrying roller of roller pairing corresponds to the position of expanding pressure roller as the structure recessed to axle center, and in the structure recessed to axle center, both ends are right respectively
Answering two to lead, to split the position 302 of break bar be concave arc structure, and the part 303 between the concave arc structure of both ends is cylindrical structure, both ends
Concave arc structure inner radius is minimum, is gradually increased outward, the concave arc structure inner radius at both ends and intermediate cylindrical structure half
Diameter is equal, the round and smooth connection of concave arc structure at intermediate cylindrical structure and both ends.
The improvement structure flattens principle and principle shown in Fig. 1 is different, leads and splits break bar without spreading, only uses
In forming crackle on bamboo face, and flattens function and then undertaken by positioning nail wheel.This improvement structure will cut crackle and flattening point
It opens, when cutting crackle, keeps bamboo chip nature radian as far as possible, it is not flattened.It can effectively prevent leading and split break bar blade pair
The exhibition pressure of bamboo chip causes bamboo chip that rupture along axial direction occurs.
Claims (10)
1. a kind of flattening wheel group for bamboo flattening including n expanding pressure roller being arranged successively from front to back and is arranged in expanding pressure roller
The axle center of lower section and the one-to-one n carrying roller of expanding pressure roller, each expanding pressure roller and carrying roller is laterally arranged and is parallel to each other, each expanding pressure roller
The transverse width of laterally centered setting, each expanding pressure roller is sequentially increased from the front to the back；It is characterized in that, preceding m1 expanding pressure roller includes one
It is a be centrally located lead and split break bar, n-m1 expanding pressure roller after preceding m1 expanding pressure roller, which includes two, leads and splits break bar, and an exhibition is pressed
It leads for two on roller and splits the axial both ends that break bar is symmetricly set on expanding pressure roller, preceding m2 expanding pressure roller in rear n-m1 expanding pressure roller
It leads to split for two and is equipped with a positioning nail wheel between break bar；There are two two of n-m1-m2 expanding pressure roller lead and split and set between break bar afterwards
Nail wheel is positioned, and sets an elastic press wheel between two positioning nail wheels, wherein m1, m2 are all larger than is greater than equal to 1, n-m1-m2
1；The circumference of the positioning nail wheel is equipped with locating pin；The circumference for splitting break bar of leading is equipped with for being pressed surface in thick bamboo tube
Cutting forms the blade of crackle, and blade direction is tilted relative to longitudinal vertical plane, respectively lead split break bar edge tilted direction it is identical.
2. flattening wheel group according to claim 1, which is characterized in that the positioning staple height of the positioning nail wheel, which is less than to lead, to be split
The knife height of break bar；It is described to lead the periphery and lateral surface rounding off for splitting break bar；Be processed arc bamboo sheet length be greater than away from
The projector distance of center in the horizontal plane from farthest adjacent two expanding pressure rollers.
3. flattening wheel group according to claim 1, which is characterized in that m1=1, respectively lead split break bar set sword periphery in cross
Projection on vertical section is not hung down mutually folded；Two of second expanding pressure roller, which lead, to be split the interior spacing for setting sword periphery on break bar and is equal to the
One expanding pressure roller leads the width for splitting and setting sword periphery on break bar；Each expanding pressure roller after second expanding pressure roller, adjacent two expanding pressure rollers
In, it leads to split two that the interior spacing for setting sword periphery on break bar is equal in preceding expanding pressure roller and lead at two of rear expanding pressure roller and split on break bar
If the olo of sword periphery；It is all lead split break bar to set sword periphery width equal.
4. flattening wheel group according to claim 1, which is characterized in that lead the blade for splitting break bar on adjacent two expanding pressure rollers
Tilt angle relative to longitudinal vertical plane is different.
5. flattening wheel group according to claim 4, which is characterized in that break bar is split in m1=1, leading for the adjacent expanding pressure roller of every two
The overlapping widths for setting projection of the sword periphery on lateral vertical section it is equal；It is all lead split break bar set sword periphery width
It is equal.
6. flattening wheel group according to claim 4, which is characterized in that m1=2, n are even number；Knife is split in leading for second expanding pressure roller
The sword periphery width that sets of wheel leads twice for setting sword periphery width for splitting break bar equal to the first expanding pressure roller；Except first and last
Outside one expanding pressure roller, the leading of any expanding pressure roller split break bar set sword periphery width equal to its respectively with the adjacent expanding pressure roller in front and back
Lead split break bar set the sum of sword periphery overlapping widths；The edge tilted angle that the leading of each odd number expanding pressure roller splits break bar is identical, respectively
The edge tilted angle that the leading of even number expanding pressure roller splits break bar is identical, and odd number expanding pressure roller leads the edge tilted angle and idol for splitting break bar
Number expanding pressure roller leads the edge tilted angle difference for splitting break bar；
In addition to second and the last one expanding pressure roller, the leading of remaining expanding pressure roller split break bar to set sword periphery of same size；Except first
And outside the last one expanding pressure roller, the sword periphery that sets that the leading of any expanding pressure roller splits break bar splits setting for break bar with leading for adjacent expanding pressure roller
The overlapping widths of sword periphery are that this leads the half for setting sword periphery width for splitting break bar, it is adjacent in rear expanding pressure roller relative to preceding
The transverse width increment of expanding pressure roller is equal to the two and leads the overlapping for setting projection of the sword periphery on lateral vertical section for splitting break bar
Width.
7. flattening wheel group according to claim 6, which is characterized in that odd number leads the blade for splitting break bar with even number expanding pressure roller
Tilt angle difference is no more than 20 degree；
Flattening wheel group according to claim 1, which is characterized in that the circumference of the positioning nail wheel is cylindrical structure, described
The circumference of elastic press wheel be cylindrical structure, it is described lead split break bar circumference be convex arc structure；In preceding m1 expanding pressure roller, leads and split break bar
Periphery it is symmetrical along the transverse center section of splitting break bar is led, preceding m1 carrying roller be corresponding to lead that split the position of break bar be concave arc structure.
After 8. in n-m1 expanding pressure roller, leads and split the radius of break bar and be gradually reduced from the inside to the outside, on the same expanding pressure roller, two
It leads that split break bar symmetrical relative to transverse center section, leads that split break bar inner radius equal with positioning nail wheel radius, lead and split break bar circle
Periphery on the inside of circumferential surface with positioning nail wheel is smoothly connected；It is recessed to axle center that n-m1 carrying roller, which corresponds to the position of expanding pressure roller, afterwards
Structure, in the structure recessed to axle center, both ends, which respectively correspond two, leads that split the position of break bar be concave arc structure, both ends concave arc structure
Between part be intermediate cylindrical structure, the concave arc structure inner radius at both ends is minimum, is gradually increased outward, the concave arc at both ends
Structure inner radius is equal with intermediate cylinder structure radius, intermediate cylindrical structure and the round and smooth connection of both ends concave arc structure.
9. a kind of bamboo flattens equipment, including rack, rack be equipped with any flattening wheel group described in table top and claim 1-8,
The dynamical system of each expanding pressure roller rotation, flattens and is higher by table top at the top of the carrying roller in wheel group, in dynamical system in driving flattening wheel group
Driving effect under, the outer rim linear velocity of each expanding pressure roller is identical.
10. bamboo according to claim 9 flattens equipment, which is characterized in that the left and right sides difference of corresponding each expanding pressure roller
It is left if a left support cylinder and a right support cylinder, left support cylinder and right support cylinder block are fixed relative to rack
Support cylinder and right support cylinder piston rod are arranged downward, and the piston-rod lower end of left support cylinder is fixedly connected with left shaft holder,
The piston-rod lower end of right support cylinder is fixedly connected with right bearing seat, and the left end of the central axis of expanding pressure roller is assemblied in left axle by bearing
It holds in seat, the right end of the central axis of expanding pressure roller is assemblied in right bearing seat by bearing；Support the piston rod of cylinder relative to cylinder
The scope of activities of body is the scope of activities of expanding pressure roller in the vertical direction；The intracorporal compressed gas of cylinder is by piston rod to expanding pressure roller
Apply downward pressure；Under natural conditions, each expanding pressure roller bottom flushes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710535744.7A CN109203141B (en) | 2017-07-04 | 2017-07-04 | Flattening wheel set for flattening bamboo and bamboo flattening equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710535744.7A CN109203141B (en) | 2017-07-04 | 2017-07-04 | Flattening wheel set for flattening bamboo and bamboo flattening equipment |
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| CN109203141A true CN109203141A (en) | 2019-01-15 |
| CN109203141B CN109203141B (en) | 2023-11-14 |
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| CN109732721A (en) * | 2019-01-31 | 2019-05-10 | 南京林业大学 | A kind of bamboo wood expanding slicing all-in-one machine |
| CN112207920A (en) * | 2020-10-15 | 2021-01-12 | 阜南县永兴工艺品股份有限公司 | Wicker splitting equipment for processing wickerwork |
| WO2022267127A1 (en) * | 2021-06-21 | 2022-12-29 | 南京林业大学 | Bamboo material flattening and defibering apparatus |
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|---|---|
| CN109203141B (en) | 2023-11-14 |
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