Non-woven fabric compounded flare-out provision
Technical field
The present invention relates to non-woven fabric production equipment field, and in particular to non-woven fabric compounded flare-out provision.
Background technology
Non-woven fabrics is different from traditional fabrication processes also known as non-weaving cloth, its manufacturing process.The characteristics of non-woven fabrics is maximum be
Need not spin, manufacture process is similar to paper technology.
At present, typically on a production line directly, continuously by fiber process into non-woven fabrics;In non-woven fabric production line
In, by the fiber of orientation or random alignment by Combination of Methods such as friction, obvolvent, bondings, through needing machine or acupuncture unit
In vertical nonwoven cloth cover direction, repeatedly punctured so that fiber forms non-woven fabrics.
The non-woven fabrics produced would generally be compound with table cloth;Common practice is that PUR is coated on into non-woven fabrics and table
Between cloth, non-woven fabrics is bonded as one with table cloth.
Be coated on PUR between non-woven fabrics and table cloth, due to a variety of causes may be coated with it is uneven, such as voltage is not
Stable, coating apparatus are irritated etc..PUR is unevenly coated can cause non-woven fabrics relatively low with the combined strength bination of table cloth, affect product
Quality.
The content of the invention
To solve the above problems, it is an object of the invention to provide non-woven fabric compounded flare-out provision, can be by table layer of cloth, heat
Melt layer and nonwoven layer are pullled smooth.
The detailed technology scheme that the present invention takes is:Non-woven fabric compounded flare-out provision, it includes extruding pressure roller;The extruding
Pressure roller includes pressure roller and the first lower compression roller on setting up and down first, pressure roller and second push on setting up and down second
Roller;Pressure roller is arranged on the front of second lower compression roller on described first;It is characterized in that:Also include being arranged on described second
The quick roller at the rear of pressure roller;The quick roller includes upper quick roller and lower quick roller setting up and down;It is described
Upper quick roller and the lower quick roller are cased with friction sleeve;The upper quick roller and the lower quick roller turn
Speed is equal and for more than 1.05 times of the rotating speed of pressure roller on described second.
Further, it is fixedly installed on pressure roller on pressure roller and on described second on described first meniscate convex
Rise;Pressure roller on described first, first lower compression roller, on described second rotating speed of pressure roller and second lower compression roller it is equal and
Radius is R;The distance in the axle center of pressure roller is apart from A on the axle center of pressure roller and described second on described first;The raised institute
To angle be raised diagonal B;The angle that pressure roller mutually staggers on pressure roller and described second on described first is staggered angle C;Then
Meet A=(B/360) * N*2* π * R and C=N/2*B;Or meet A=(B/360) * N*2* π * R+ (B/2*360) * 2* π * R and
C=N*B.
Further, the gap between upper quick roller and lower quick roller less than pressure roller on second and the second lower compression roller it
Between gap.The pressure to table layer of cloth, hot melt adhesive layer and nonwoven layer can be improved and pull power so as to improve, and then raising will
Table layer of cloth, hot melt adhesive layer and nonwoven layer pull smooth effect.
Further, the rotating speed of upper quick roller and lower quick roller is equal and for the rotating speed of pressure roller on second. times
Below.The rotating speed of quick roller and lower quick roller can be avoided too fast, cause the drawing to table layer of cloth or nonwoven layer
Pull power excessive, and table layer of cloth or nonwoven layer are pullled disconnected.
Further, friction sleeve is made up of rubber or silica gel.The surface of rubber and silica gel is relatively rough, can provide
Enough frictional force.
Compared with prior art, the present invention has the advantages that:1st, can be by table layer of cloth, hot melt adhesive layer and nonwoven
Layer of cloth is pullled smooth;2nd, can avoid being pullled table layer of cloth or nonwoven layer disconnected.
Description of the drawings
Fig. 1 is the sectional view of the side-looking of the non-woven fabric compounded flare-out provision in the present invention.Arrow represents each pressure roller rotation
Direction.
Fig. 2 is the schematic diagram of the amplification at I position.Arrow in hot melt adhesive layer represents the side that PUR flows after being extruded
To.
Fig. 3 is the schematic diagram of the amplification at II position.Arrow in hot melt adhesive layer represents the side that PUR flows after being extruded
To.
Fig. 4 is the schematic diagram of the amplification at III position.
The schematic diagram of amplification when Fig. 5 is I position and II position is vertically aligned.It is mainly used in illustrating staggered angle C.
Table layer of cloth 1;Hot melt adhesive layer 2;Nonwoven layer 3;Extruding pressure roller 4;Pressure roller 41 on first;First lower compression roller 42;Second
Upper pressure roller 43;Second lower compression roller 44;Raised 45;Quick roller 51 on quick roller 5;Lower quick roller 52;Friction sleeve 53;Distance
A;Raised diagonal B;Staggered angle C;Radius R.
Specific embodiment
The life-span is needed, in the present invention, N represents the integer more than or equal to.
Embodiment one, refers to Fig. 1-Fig. 5, and the present embodiment is compound device of non-woven fabric.
Accompanying drawing is referred to, the present invention is compound device of non-woven fabric, and it includes extruding pressure roller 4;Extruding pressure roller 4 includes above dividing into
The lower compression roller 42 of pressure roller 41 and first on first for putting, the lower compression roller 44 of pressure roller 43 and second on setting up and down second;First
Upper pressure roller 41 is arranged on the front (according to the front of the moving direction of nonwoven layer 3) of the second lower compression roller 44.
It is fixedly installed crescent (i.e. two excentric circles on first on pressure roller 41 and on second on pressure roller 43
Intersecting formed shape) projection 45.
On first on pressure roller 41, the first lower compression roller 42, second lower compression roller 44 of pressure roller 43 and second rotating speed (linear velocity)
Equal and radius is R (i.e. equal);
The distance in the axle center of pressure roller 43 is apart from A on the axle center of pressure roller 41 and second on first;
Raised 45 to angle be raised diagonal B;
The angle that pressure roller 43 mutually staggers on pressure roller 41 and second on first is staggered angle C;
Then meet A=(B/360) * N*2* π * R and C=N/2*B;Or meet A=(B/360) * N*2* π * R+ (B/2*
360) * 2* π * R and C=N*B.
The operation principle of the compound device of non-woven fabric of the present embodiment is:During work, the table layer of cloth for setting gradually from top to bottom
1st, hot melt adhesive layer 2 and nonwoven layer 3 gap successively from first between the lower compression roller 42 of pressure roller 41 and first, press on second
Gap between the lower compression roller 44 of roller 43 and second.
Table layer of cloth 1, hot melt adhesive layer 2 and nonwoven layer 3 are through on first between the lower compression roller 42 of pressure roller 41 and first
During gap, raised 45 extruding (extruding for the first time) table layer of cloth 1 makes both sides movement of the PUR to projection 45;Table layer of cloth 1, PUR
Layer 2 and nonwoven layer 3 when gap between the lower compression roller 44 of pressure roller 43 and second on second, raised 45 extruding (second
Secondary extruding) table layer of cloth 1 makes both sides movement of the PUR to raised 45;Due to A=(B/360) * N*2* π * R and C=N/2*B;Or
Person A=(B/360) * N*2* π * R+ (B/2*360) * 2* π * R and C=N*B.The position of first time extruding and for the second time extruding
The distance of location interval (B/2*360) * 2* π * R;PUR is moved back during first time extruding and second are extruded
It is dynamic, it is more uniform such that it is able to be distributed PUR, and then ensure the intensity being combined between table layer of cloth 1 and nonwoven layer 3.
The lower compression roller 44 of pressure roller 43 and second can be same electricity on pressure roller 41, the first lower compression roller 42, second on first
Machine drives rotation.Such as, on first at the axle center of pressure roller 41, at the axle center of the first lower compression roller 42, on second pressure roller 43 axle center
Place, at the axle center of the second lower compression roller 44 and the rotary output of motor is fixedly installed identical sprocket wheel, the chain of annular
Bypass the sprocket wheel of pressure roller 41 on first, the sprocket wheel of the first lower compression roller 42, on second pressure roller 43 sprocket wheel, the chain of the second lower compression roller 44
The sprocket wheel sprocket wheel of wheel and motor, it is possible to achieve on first on pressure roller 41, the first lower compression roller 42, second under pressure roller 43 and second
Pressure roller 44 is the rotation of same Motor drive.Pressure roller 43 and second push on pressure roller 41, the first lower compression roller 42, second on first
Roller 44 can rotate for same Motor drive.Only needing to a motor can just drive pressure roller 41 on first, the first lower compression roller
42nd, the lower compression roller 44 of pressure roller 43 and second rotates and rotating speed is equal on second, can be with cost-effective.
On first the quantity of the projection 45 of pressure roller 41 can be two or more and on first pressure roller 41 axle
The heart is uniform.
On second the quantity of the projection 45 of pressure roller 43 can be two or more and on second pressure roller 43 axle
The heart is uniform.
The lower compression roller 44 of pressure roller 43 and second can be stainless steel on pressure roller 41, the first lower compression roller 42, second on first
Make.
Embodiment two, the present embodiment is non-woven fabric compounded flare-out provision.
Fig. 1 is referred to, the present embodiment is with the difference of embodiment one, also including being arranged on pressure roller 43 on second
The quick roller 5 at rear (according to the rear of the moving direction of nonwoven layer 3);Quick roller 5 includes setting up and down upper quick
Roller 51 and lower quick roller 52;Upper quick roller 51 and lower quick roller 52 are cased with friction sleeve 53;Upper quick roller
51 and lower quick roller 52 rotating speed (linear velocity) it is equal and for 1.05 times of the rotating speed (linear velocity) of pressure roller 43 on second with
On.
The operation principle of the non-woven fabric compounded flare-out provision of the present embodiment is:The lower compression roller 44 of pressure roller 43 and second from second
Between the table layer of cloth 1, hot melt adhesive layer 2 and the nonwoven layer 3 that export, through extruding pressure roller 4 after PUR be evenly distributed and overall
Undulate;During gap between upper quick roller 51 and lower quick roller 52, upper quick roller 51, lower quick roller
52 pull respectively table layer of cloth 1, nonwoven layer 3, smooth so as to table layer of cloth 1, hot melt adhesive layer 2 and nonwoven layer 3 be pullled.
Gap between upper quick roller 51 and lower quick roller 52, can less than second on the lower compression roller of pressure roller 43 and second
Gap between 44.The pressure to table layer of cloth 1, hot melt adhesive layer 2 and nonwoven layer 3 can be improved and pull power so as to improve, be entered
And improve and table layer of cloth 1, hot melt adhesive layer 2 and nonwoven layer 3 are pullled into smooth effect.
The rotating speed (linear velocity) of upper quick roller 51 and lower quick roller 52 can be with equal and as pressure roller on second 43
Less than 1.20 times of rotating speed (linear velocity).The rotating speed of quick roller 51 and lower quick roller 52 can be avoided too fast, caused
To table layer of cloth 1 or nonwoven layer 3 to pull power excessive, and table layer of cloth 1 or nonwoven layer 3 are pullled disconnected.
Friction sleeve 53 can be made up of rubber or silica gel.The surface of rubber and silica gel is relatively rough, can provide foot
Enough frictional force.
It is to be appreciated that term " " center ", " longitudinal direction ", " horizontal ", "front", "rear", "left", "right", " vertical ", " water
It is flat ", " top ", " bottom ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship,
Only it is to describe with simplifying for ease of the description present invention, rather than indicates or infer the device or element of indication must have specifically
Orientation, for specific azimuth configuration and operation, thus it is not intended that the restriction to present invention protection content.
Specific embodiment above is only the preferred embodiment of this creation, all in this wound not to limit this creation
Any modification, equivalent substitution and improvements for being done etc. within the spirit of work and principle, should be included in this creation protection domain it
It is interior.