CN101323115A - Tipping paper cutter device of tobacco coiling and connecting machine - Google Patents

Abstract

The invention relates to a tipping paper cutting device of a cigarette making machine, comprising a cylindrical paper cutting wheel and a disc type paper cutter head; the rotation center line of the paper cutter head is aligned with the external end face of the paper cutting wheel and is vertical to the rotation axis of the paper cutting wheel; the rotation speed of the paper cutting wheel is n/m integral multiples of the rotation speed of the paper cutter head; the radius of the paper cutting wheel is supposed to be r, angular velocity is W, the width of tipping paper is H, the smallest radius of a paper cutting knife is r1, the height between the starting of paper cutting point of the paper cutting knife and the rotation plane of the paper cutting knife is h; the edge of the paper cutting knife is a plane curve; the curve is in the inclined plane of x/a+y/b+z/c=1; t is time variable; the value of Alpha and Beta in the formula come from experiments. The cutting device of the invention has the advantages that, when the paper cutting wheel and the paper cutter head rotate, the accurately calculated paper cutting knife and paper cutting wheel have no interference during the paper cutting process, and the service life of the paper cutting knife is prolonged; the tipping paper cut is rectangular; paper cutting quality is improved, and paper cutting efficiency is improved.

Description

Tipping paper cutter device of tobacco coiling and connecting machine

Technical field

The invention belongs to mechanical design field, relate to a kind of tipping paper cutter device of tobacco coiling and connecting machine, is to be used for the tobacco rolling up and connecting machine to cut off the cutter sweep that rolls filter-tip yew paper specifically.

Background technology

The German HAUNI of the yew paper cutter device introduction company of PROTOS cigarette making and tipping machine use now manufactures and designs, this device is by cutting wheel, rotor frame and the hand papercutter that is installed on the rotor frame are formed, 12 grooves are arranged on the cutting wheel, adorn 12 hand papercutters on the rotor frame, cutting wheel is parallel with the rotation of rotor frame, rotating speed equates, the rotor frame has certain taper, its face that hand papercutter is installed also has certain inclination angle at axis direction, guarantee that the cut paper process is to be gone into by an end-grain cutting, be trimmed to the horizontal level cut paper and finish, rotate at cutting wheel that can to cut out 12 lengths of a film in all processes be 27mm, wide is the rectangle yew paper of 48～70mm.

Principle according to this cutter sweep, if hand papercutter and cutting wheel do not interfere and cut out straight line, hand papercutter must be made curved surface, but curved surface hand papercutter processing difficulties, this device replaces curved surface with the plane, strain when utilizing hand papercutter to contact with cutting wheel is carried out error compensation, and its shortcoming is to reduce in the hand papercutter life-span, and the yew paper that cuts out is not accurate rectangle.

Summary of the invention

In order to overcome the coarse shortcoming of yew paper that hand papercutter life-span in the present yew paper cutter device is low, cut out, the present invention changes the principle of hand papercutter motion to improve the cut paper quality and to prolong the hand papercutter life-span.

For achieving the above object, the present invention adopts following technical scheme:

This tipping paper cutter device of tobacco coiling and connecting machine, the cut paper cutterhead that comprises columniform cutting wheel and disc type, there is n groove longitudinally on the cutting wheel surface, and evenly be fixed with n and insert longitudinally, m evenly is installed hand papercutter on the cut paper cutterhead, n is the integral multiple of m, yew paper is attracted to the surface of cutting wheel, it is characterized in that, hand papercutter disc spins center line aligns with the cutting wheel outer face, and it is vertical with the cutting wheel rotating shaft, the rotating speed of cut paper cutterhead is the n/m integral multiple of cutting wheel rotating speed, and establishing the cutting wheel radius is r, and angular speed is W, the width of yew paper is H, and the hand papercutter least radius is r ₁, the beginning cut paper point of hand papercutter is h with the height of hand papercutter Plane of rotation, the intersection of cutting wheel end face and cut paper cutterhead, it also is the diameter of cut paper cutterhead, being the x axle, on cut paper cutterhead plane, is the y axle from the nearest cutting wheel bus of cut paper cutterhead, intersection point by x, y axle, the ray vertical with the x-y plane is the z axle, and hand papercutter is installed on the inclined-plane of x/a+y/b+z/c=1, and the edge of a knife of hand papercutter is following curve, this curve is in inclined-plane x/a+y/b+z/c=1, and t is a time variable:

U＝f(x，y，z，t)， $\left\{\begin{array}{c}{U}_x=r_1+(d-r_1)\cos \left(3\mathrm{wt}\right)+k\sin \left(3\mathrm{wt}\right)\\ U_y=(r_1-d)\sin \left(3\mathrm{wt}\right)+k\cos \left(3\mathrm{wt}\right)\\ U_z=r\sin (\arcsin (h/r)-\mathrm{wt})\end{array}\right.$

Wherein: $d=r\cos (\arcsin \frac{h}{r}-\mathrm{wt})-r$

$k=\frac{b-\frac{b}{a}(r_1+(d-r_1)\cos \left(3\mathrm{wt}\right)-\frac{b}{c}r\sin (\arcsin \frac{h}{r}-\mathrm{wt})-(r_1-d)\sin \left(3\mathrm{wt}\right)}{\cos \left(3\mathrm{wt}\right)+\frac{b}{a}\sin \left(3\mathrm{wt}\right)}$

$a=\frac{h-(r-\sqrt{r^2-h^2})\tan \mathrm{\β}-\tan \mathrm{\α}}{\tan \mathrm{\β}}$

$b=H-\frac{h-(r-\sqrt{r^2-h^2})\tan \mathrm{\β}}{\tan \mathrm{\α}}$

$c=h-(r-\sqrt{r^2-h^2})\tan \mathrm{\β}-H\tan \mathrm{\α}$

α is inclined-plane and y-z plane included angle in the formula; β is that the inclined-plane is the x-y plane included angle, and α, β value are drawn by experiment.

According to experimental analysis, when α gets 4 degree, β gets 17 can obtain cut paper effect preferably when spending.

When cutting wheel of the present invention and hand papercutter disc spins, begin cut paper from the above h eminence of the hand papercutter surfaces of revolution of crossing the cutting wheel rotating shaft, switching to the horizontal level cut paper finishes, hand papercutter that accurately calculates and cutting wheel do not have interference in the cut paper process, prolonged the life-span of hand papercutter, the yew paper that cuts out is rectangle, has improved the cut paper quality, has guaranteed cut paper efficient.This tipping paper cutter device of tobacco coiling and connecting machine can be installed in the spatial dimension of existing equipment, need not revise the transmission and the principle of other parts.

Description of drawings

Fig. 1 is a three-dimensional assembling schematic diagram of the present invention

Fig. 2 is a front view of the present invention

Fig. 3 is that A of the present invention is to view

Fig. 4 is inclined-plane intercept figure of the present invention

Fig. 5 is that cut paper cutterhead master of the present invention looks enlarged drawing

Fig. 6 is that cutting wheel master of the present invention looks enlarged drawing

Among the figure: 1, cutting wheel, 2, insert, 3, the cut paper cutterhead, 4, hand papercutter.

The specific embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail as follows:

In Fig. 1, the present invention includes the cut paper cutterhead 3 of columniform cutting wheel 1 and disc type, there are 12 grooves longitudinally on cutting wheel 1 surface, and evenly be fixed with 12 and insert 2 longitudinally, 4 hand papercutters 4 evenly are installed on the cut paper cutterhead 3,2 the quantity of inserting is 3 times of the quantity of hand papercutter 4, yew paper by the negative-pressure adsorption of air in the cutting wheel 1 on its surface, cut paper cutterhead 3 rotation centerlines align with cutting wheel 1 outer face, and vertical with the rotating shaft of cutting wheel 1, the rotating speed of cut paper cutterhead 3 is 3 times of rotating speeds of cutting wheel 1.

In Fig. 2, Fig. 3 and Fig. 4, cutting wheel radius r=44mm, angular speed are W, the Breadth Maximum H=70mm of yew paper, hand papercutter least radius r ₁=69.75mm, the beginning cut paper point of hand papercutter 4 is apart from the height h=4.1mm of hand papercutter Plane of rotation, maximum radius=the 100mm of hand papercutter 4, the intersection of cutting wheel 1 end face and cut paper cutterhead is the x axle, on the plane of cut paper cutterhead 3, bus from the nearest cutting wheel 1 of cut paper cutterhead 3 is the y axle, intersection point by x, y axle, the ray vertical with the x-y plane is the z axle, hand papercutter 4 is installed on the inclined-plane of x/a+y/b+z/c=1, the edge of a knife of hand papercutter 4 is following curve, and this curve is in inclined-plane x/a+y/b+z/c=1.

U＝f(x，y，z，t)， $\left\{\begin{array}{c}{U}_x=r_1+(d-r_1)\cos \left(3\mathrm{wt}\right)+k\sin \left(3\mathrm{wt}\right)\\ U_y=(r_1-d)\sin \left(3\mathrm{wt}\right)+k\cos \left(3\mathrm{wt}\right)\\ U_z=r\sin (\arcsin (h/r)-\mathrm{wt})\end{array}\right.$

Wherein: $d=r\cos (\arcsin \frac{h}{r}-\mathrm{wt})-r$

$k=\frac{b-\frac{b}{a}(r_1+(d-r_1)\cos \left(3\mathrm{wt}\right)-\frac{b}{c}r\sin (\arcsin \frac{h}{r}-\mathrm{wt})-(r_1-d)\sin \left(3\mathrm{wt}\right)}{\cos \left(3\mathrm{wt}\right)+\frac{b}{a}\sin \left(3\mathrm{wt}\right)}$

$a=\frac{h-(r-\sqrt{r^2-h^2})\tan \mathrm{\β}-\tan \mathrm{\α}}{\tan \mathrm{\β}}$

$b=H-\frac{h-(r-\sqrt{r^2-h^2})\tan \mathrm{\β}}{\tan \mathrm{\α}}$

$c=h-(r-\sqrt{r^2-h^2})\tan \mathrm{\β}-H\tan \mathrm{\α}$

α is inclined-plane and y-z plane included angle in the formula, and β is the angle on inclined-plane and x-y plane.

Spend when α gets 4, β gets 17 degree, when the centre-to-centre spacing between hand papercutter 4 rotating shafts and cutting wheel 1 rotating shaft is 144mm, obtains cut paper effect preferably.

Crossing hand papercutter 4 Plane of rotations of cutting wheel 1 rotating shaft and the angle between the horizontal plane is 15 °, the groove depth radius r on cutting wheel surface ₂=90mm, inclination angle γ=23 between groove and cutting wheel 1 radius °, the every section arc length L=27mm in cutting wheel 1 surface.

In Fig. 5, the knife back of hand papercutter has the crescent moon breach, can avoid the knife back and the interference of inserting in the rotary paper-cutting process, and reduce the inclined-plane area, and air drag reduces when making the hand papercutter rotation, and noise reduces.

In Fig. 6,24 circular holes of extraneous negative pressure by its medial surface are adsorbed on yew paper on the cutting wheel 1 through step trough and the small sircle hole inserted on 2.Insert and 2 adopt screw to be connected, and locate with alignment pin with cut paper wheel body 1.

During installation, axially fixing with boss between cutting wheel 1 and the axle circumferentially fixed by the swelling of three waist type grooves after adjustment.Circumferentially being connected and fixed with key of cut paper cutterhead and axle is axially with two nuts adjusting backs are fixing up and down.

Claims (4)

1, tipping paper cutter device of tobacco coiling and connecting machine, the cut paper cutterhead that comprises columniform cutting wheel and disc type, there is n groove longitudinally on the cutting wheel surface, and evenly be fixed with n and insert longitudinally, m evenly is installed hand papercutter on the cut paper cutterhead, n is the integral multiple of m, yew paper is attracted to the surface of cutting wheel, it is characterized in that, hand papercutter disc spins center line aligns with the cutting wheel outer face, and it is vertical with the cutting wheel rotating shaft, the rotating speed of cut paper cutterhead is the n/m integral multiple of cutting wheel rotating speed, and establishing the cutting wheel radius is r, and angular speed is W, the width of yew paper is H, and the hand papercutter least radius is r ₁, the beginning cut paper point of hand papercutter is h with the height of hand papercutter Plane of rotation, the intersection of cutting wheel end face and cut paper cutterhead, it also is the diameter of cut paper cutterhead, being the x axle, on cut paper cutterhead plane, is the y axle from the nearest cutting wheel bus of cut paper cutterhead, intersection point by x, y axle, the ray vertical with the x-y plane is the z axle, and hand papercutter is installed on the inclined-plane of x/a+y/b+z/c=1, and the edge of a knife of hand papercutter is following curve, this curve is in inclined-plane x/a+y/b+z/c=1, and t is a time variable:

U＝f(x，y，z，t)， $\left\{\begin{array}{c}{U}_x=r_1+(d-r_1)\cos \left(3\mathrm{wt}\right)+k\sin \left(3\mathrm{wt}\right)\\ U_y=(r_1-d)\sin \left(3\mathrm{wt}\right)+k\cos \left(3\mathrm{wt}\right)\\ U_z=r\sin (\arcsin (h/r)-\mathrm{wt})\end{array}\right.$

Wherein: $d=r\cos (\arcsin \frac{h}{r}-\mathrm{wt})-r$

$k=\frac{b-\frac{b}{a}(r_1+(d-r_1)\cos \left(3\mathrm{wt}\right)-\frac{b}{c}r\sin (\arcsin \frac{h}{r}-\mathrm{wt})-(r_1-d)\sin \left(3\mathrm{wt}\right))}{\cos \left(3\mathrm{wt}\right)+\frac{b}{a}\sin \left(3\mathrm{wt}\right)}$

$a=\frac{h-(r-\sqrt{r^2-h^2})\tan \mathrm{\β}-\tan \mathrm{\α}}{\tan \mathrm{\β}}$

$b=H-\frac{h-(r-\sqrt{r^2-h^2})\tan \mathrm{\β}}{\tan \mathrm{\α}}$

$c=h-(r-\sqrt{r^2-h^2})\tan \mathrm{\β}-H\tan \mathrm{\α}$

α is inclined-plane and y-z plane included angle in the formula; β is that the inclined-plane is the x-y plane included angle, and α, β value are drawn by experiment.

2, tipping paper cutter device of tobacco coiling and connecting machine according to claim 1 is characterized in that, α gets 4 degree, and β gets 17 degree, and the centre-to-centre spacing between hand papercutter rotating shaft and the cutting wheel rotating shaft is 144mm.

3, tipping paper cutter device of tobacco coiling and connecting machine according to claim 1 is characterized in that, hand papercutter Plane of rotation and the angle between the horizontal plane of crossing the cutting wheel rotating shaft are 15 °, the groove depth radius r on cutting wheel surface ₂=90mm, inclination angle γ=23 between groove and the cutting wheel radius °, the every section arc length L=27mm in cutting wheel surface.

4, tipping paper cutter device of tobacco coiling and connecting machine according to claim 1 is characterized in that, the knife back of hand papercutter has the crescent moon breach.

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