CN207789235U - A kind of bamboo flattening machine press cutter mechanism - Google Patents

Abstract

The utility model provides a kind of bamboo flattening machine press cutter mechanism, the mechanism has irregular indentation evolute, and bamboo product strength height, the cracking processed is few, it includes push type broach supporting rack, multiple push type broach groups and driving device, the push type broach group include first group on material direction of travel one chip push type broach and first group after two-piece type push type broach group, several pushing broachs are all set in the push type broach of the one chip push type broach and two-piece type push type broach group.Meanwhile the utility model pushing broach is obliquely installed to form irregular evolute, and it is discontinuous or be not unidirectional evolute while ensureing the expansion effect of material, also ensure the intensity of material.

Description

A kind of bamboo flattening machine press cutter mechanism

Technical field

The utility model is related to machinery field, more particularly to press cutter mechanism, the especially bamboo push type broach made in industry device Mechanism.

Background technology

Bamboo product manufacturing is needed to be spliced using various bamboo boards, processes to be formed, and bamboo board is most commonly used Bamboo products material, it is only necessary to thick bamboo tube be rived, cut and can be formed, but can be used to glue, even in splicing, process Fitting, adhesive etc..

Therefore, if can use the bamboo board raw material to monoblock that can save splicing, especially bamboo exhibition in bamboo product It opens, the made of one pieces bamboo product such as chopping block.In consideration of it, bamboo expansion technique comes into being, has and thick bamboo tube is launched into made of one piece plank Function.But the operating processes such as previous bamboo expansion equipment is generally also cut by push type broach, pressing, but the cutting of push type broach Direction generally is a direction, and coherent and single line of weakness makes bamboo product be easy for cracking, breakage in the fabrication process Or apply some external force when use and just crack, and aesthetics is bad.In addition, also there is the push type broach that bamboo expansion equipment uses roller type Combination, is arranged blade on idler wheel push type broach, thick bamboo tube is proceeded by expansion, the direction of blade from end using the rotation of idler wheel To be obliquely installed, the bamboo fibre in bamboo wood material is cut off, has been able to be unfolded under the pressure of idler wheel.Such method have it is following not Foot：

1, thick bamboo tube is initially entered from end in the combination of idler wheel push type broach, gradually carries out cutting and the pressure of push type broach from the middle to both ends Flat operation, the skew force that push type broach passes to thick bamboo tube inner face is larger, is easy to crush in thick bamboo tube；

2, the main stress power that thick bamboo tube is subject to when the rolling of idler wheel push type broach, cutting of advance of thick bamboo tube includes turning to for idler wheel The tangential force of power and blade is not that simple cutting force be easy to cause the excessive generation of stress and split thus it is not easy to be controlled It opens.

3, although the insert tangential of roller is slanting, but direction is almost the same, causes the coherent cutting on thick bamboo tube Line is also easy tod produce on the cutting line and is split and the risk of fragmentation.

4, thick bamboo tube is initially entered from end in the combination of idler wheel push type broach, and the thick bamboo tube part being first unfolded can be to not deployed thick bamboo tube portion Divide and generate oblique torsion so that the part not being unfolded cracks or directly splits；Meanwhile not deployed part also can be to Deploying portion generates oblique torsion, and then the part for influencing to be unfolded also cracks or directly splits.

To sum up, it is easier to crack during the expansion of previous bamboo expansion technique so that yield rate is not high.

Invention content

The technical problem to be solved by the utility model is to provide a kind of bamboo flattening machine press cutter mechanism, which, which has, does not advise Then indentation evolute, and the bamboo product strength processed is high, cracking is few.

For this purpose, the utility model uses following technical scheme：

It includes push type broach supporting rack, multiple push type broach groups and driving device, and the push type broach group includes on material direction of travel Two-piece type push type broach group after one group of one chip push type broach and first group, the push type broach of the one chip push type broach and two-piece type push type broach group Several pushing broachs are inside all set.

Further, the pushing broach is longitudinal arrangement or tilts arrangement, and longitudinal arrangement forms single longitudinal evolute, It tilts arrangement and forms inclined evolute.

Further, the inward flange line of the push type broach of the push type broach group of later group is parallel or is close to the push type broach group of previous group The outer edge line of push type broach forms the arrangement combination of push type broach group gradually wide formula.First group of push type broach is one chip, later be all two panels Formula is formed on material direction of travel from arrangement and is gradually combined from intermediate to the arrangement on both sides, and the two panels push type broach of later group Inward flange line and the outer edge line of the two panels push type broach of previous group close to or it is parallel, the inward flange county of second group of two panels push type broach with Two sidelines of first group of one chip push type broach close to or it is parallel, and be embodied directly in the evolute of surface of material（Cutting line, quarter Trace）On.

Further, the inclined direction of the pushing broach in adjacent push type broach group is identical or different.

Further, the angle of inclination of the pushing broach in adjacent push type broach group is identical or different.

As the preferred form of this programme, the inclined direction of adjacent pushing broach is as different as possible, i.e., to the left and to Right deviation Tiltedly interval, and inclined angle can be it is identical or different, the angle of inclination refer to from the length direction of material to the left or to Right angle, forms irregular evolute, and discontinuous or be not unidirectional evolute in the expansion for ensureing material While effect, the intensity of material is also ensured.

Further, the driving device connects a fixing body, and push type broach, the two-piece type pressure are equipped on the fixing body Knife group includes that the push type broach mounted on fixing body both sides and the seamless between two pressure side blades mounted on fixing body bottom surface are flat The setting of plate, seamless tablet further ensures the expansion of material and flattens effect.

Further, the lower surface of the seamless tablet protrudes from the lower surface of two pressure side blades.

Further, the seamless tablet is connect by a connecting shaft or link screw with fixing body, the connecting shaft Or a spring is arranged on screw, it avoids because the rigidity of seamless tablet pushes and the excessive pushing of material is caused to form breakage Or cracking influences.

Description of the drawings

Fig. 1 is the schematic diagram of press cutter mechanism described in the utility model.

Fig. 2 is the arrangement schematic diagram of push type broach group described in the utility model.

Fig. 3 is the evolute schematic diagram that the material after the utility model use is formed.

Specific implementation mode

The utility model is further elaborated below in conjunction with attached drawing.

Embodiment one：

Refer to the attached drawing 1, the utility model include push type broach supporting rack 1, multiple push type broach groups and driving device 2.The driving dress It is hydraulic pressure or oil gear to set 2, and driving push type broach group carries out reciprocating motion vertically downward.

The push type broach group includes the two-piece type after first group of one chip push type broach and first group on 13 direction of travel of material Several pushing broachs 18 are all set in the push type broach 3 of push type broach group, the one chip push type broach and two-piece type push type broach group, the pushing broach 18 is Vertically downward, in Fig. 1 21 be material platform, the platform 21 convey material carry out operation.

In the technical scheme, the common cut direction of pushing broach 18 is longitudinal, i.e., is cut along the direction of travel of material； The pushing broach 18 of the utility model can also be obliquely installed, including the difference of inclined direction and the difference at angle of inclination.It is so-called Inclined direction i.e. along the inclined direction on the length direction of material to the left or to the right；So-called angle of inclination is i.e. along object The angle of inclination of the length direction of material to the left or to the right.

More special, the inclined direction of adjacent pushing broach 18 selects different directions as far as possible, can make evolute Intersection embody, intuitively show as " V " type evolute, as shown in Figure 3.And angle of inclination may be designed in difference, embody More design elements, it is more aesthetically pleasing.It ensure that the expansion effect of material simultaneously, and non-coherent evolute also ensures material Intensity.

As shown in Fig. 2, the inward flange line of the push type broach 3 of the push type broach group of later group is parallel or is close to the push type broach group of previous group The outer edge line of push type broach 3 forms the arrangement combination of push type broach group gradually wide formula.First group of push type broach is one chip, later be all two panels Formula is formed on material direction of travel from arrangement and is gradually combined from intermediate to the arrangement on both sides, and the two panels push type broach 3 of later group Inward flange line and the outer edge line of the two panels push type broach 3 of previous group close to or parallel, the inward flange county of second group of two panels push type broach 3 With two sidelines of first group of one chip push type broach close to or it is parallel, and be embodied directly in the evolute of surface of material（Cutting line, quarter Trace）On.

In addition, in the present invention, the driving device 2 connects a fixing body 32, is equipped on the fixing body 32 Push type broach 3, the two-piece type push type broach group include being in two mounted on the push type broach 3 of fixing body both sides and mounted on fixing body bottom surface The setting of seamless tablet 12 between pressure side blade, seamless tablet 12 further ensures the expansion of material and flattens effect.

The lower surface of the seamless tablet 12 protrudes from the lower surface of two pressure side blades.

The seamless tablet 12 is connect by a connecting shaft 33 or link screw with fixing body 32, the connecting shaft 33 or spiral shell It is arranged with a spring 34 on silk, is avoided because the rigidity of seamless tablet 12 pushes and causes the excessive pushing formation of material damaged Or cracking influences.

Claims (8)

1. a kind of bamboo flattening machine press cutter mechanism, it includes push type broach supporting rack, multiple push type broach groups and driving device, it is characterised in that institute State push type broach group include first group on material direction of travel one chip push type broach and first group after two-piece type push type broach group, the list Several pushing broachs are all set in chip push type broach and the push type broach of two-piece type push type broach group.

2. a kind of bamboo flattening machine press cutter mechanism according to claim 1, it is characterised in that the pushing broach is longitudinal arrangement Or tilt arrangement.

3. a kind of bamboo flattening machine press cutter mechanism according to claim 2, it is characterised in that the push type broach of the push type broach group of later group Inward flange line it is parallel or be close to the outer edge line of the push type broach of the push type broach group of previous group, form the arrangement group of push type broach group gradually wide formula It closes.

4. a kind of bamboo flattening machine press cutter mechanism according to claim 1, it is characterised in that the push type broach in adjacent push type broach group The inclined direction of piece is identical or different.

5. a kind of bamboo flattening machine press cutter mechanism according to claim 1, it is characterised in that the push type broach in adjacent push type broach group The angle of inclination of piece is identical or different.

6. a kind of bamboo flattening machine press cutter mechanism according to claim 1, it is characterised in that one peace of driving device connection Body is filled, push type broach is installed on the fixing body, the two-piece type push type broach group includes the push type broach and installation mounted on fixing body both sides In the seamless tablet between two pressure side blades of fixing body bottom surface.

7. a kind of bamboo flattening machine press cutter mechanism according to claim 6, it is characterised in that the lower surface of the seamless tablet Protrude from the lower surface of two pressure side blades.

8. a kind of bamboo flattening machine press cutter mechanism according to claim 6, it is characterised in that the seamless tablet connects by one Spindle or link screw are connect with fixing body, and a spring is arranged in the connecting shaft or screw.