CN217478676U

CN217478676U - Passive unwinding device of non-woven fabrics with mechanism splines

Info

Publication number: CN217478676U
Application number: CN202221707403.6U
Authority: CN
Inventors: 汪加毅
Original assignee: Changzhou Seek Benefit Machinery Co ltd
Current assignee: Changzhou Seek Benefit Machinery Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-09-23
Anticipated expiration: 2032-07-04

Abstract

The utility model relates to a passive unwinding device of non-woven fabrics with spline mechanism, including unreeling the subassembly passively and spline the mechanism, the subassembly of unreeling passively is including unreeling roller and support frame, unreel the roller and rotationally install on the support frame, spline the mechanism including can follow the subassembly that splines of unreeling roller radial reciprocating motion, accessible frictional force prevents to unreel the roller and continues to rotate when spline the subassembly and remove to contact with unreeling the roller surface, spline the subassembly and include the mount pad and spline the pad, spline pad detachably and install on the mount pad. The utility model discloses a predominant use provides one kind and can prevent passively to unreel the subassembly and continue to rotate under the inertial action, leads to the non-woven fabrics because of unreeling too and appear piling up or the passive unwinding device of non-woven fabrics that has of fold and splines the mechanism.

Description

Passive unwinding device of non-woven fabrics with mechanism splines

Technical Field

The utility model relates to an unwinding equipment especially relates to a passive unwinding device of non-woven fabrics with spline mechanism.

Background

The non-woven fabrics is because of its excellent characteristic, more and more extensively used in production and life, the non-woven fabrics is in process of production, often need unreel and the rolling, unwinding device divide into initiative unwinding device and passive unwinding device, when using passive unwinding device, still continue to rotate under inertial action after the passive unwinding roller often stops in equipment, the non-woven fabrics that leads to winding on it continuously unreels and causes and piles up or the fold, can influence the finished product quality of non-woven fabrics even when serious, be unfavorable for the normal clear of follow-up production, be unfavorable for the performance of enterprises.

In the prior patent, the invention patent with the publication number of CN212355824U discloses a winding and slitting device for non-woven fabric production, which comprises a workbench, a blanking groove is arranged at the top of the workbench, a material receiving box is fixedly arranged at the bottom of the workbench, a supporting plate and a measuring plate are fixedly arranged at the top of the workbench, a top plate is fixedly arranged at the top of the supporting plate, a coil material placing frame is fixedly arranged at the bottom of the top plate, a pressing and holding piece is arranged at the bottom of the top plate, the pressing and holding piece comprises a supporting rod, one end of the supporting rod is movably hinged at the bottom of the top plate, the other end of the supporting rod is rotatably connected with a pressing wheel, and a spring is fixedly arranged between the outer circular surface of the supporting rod and the bottom of the top plate. Two supports and a fixed frame are fixedly mounted on the side wall of the supporting plate, a motor is fixedly mounted on the side wall of one of the supports, two compression rollers are rotatably connected between the two supports, a rotating shaft of one of the compression rollers is fixed with an output shaft of the motor, and two cylinders are fixed on the inner wall of the right side of the fixed frame. This technical scheme has solved current non-woven fabrics cutting device manual work and has participated in more, and the manual labor volume is big, and staff's fatigue degree is high, and the problem that production efficiency is low is held the realization through pressing to hold simultaneously and is pressed the lapping non-woven fabrics of placing on the coil stock rack and hold, avoids the non-woven fabrics book to receive inertia to continue to change and unreel. However, the piece is held to pressure that this technical scheme adopted relies on spring force and pinch roller self gravity to press and holds the non-woven fabric book, and the pressure dynamics is unable to be adjusted, and the range of pressing is limited moreover, and the diameter reduces gradually after the non-woven fabric book unreels, and the pressure dynamics of pressing the piece also can descend gradually until losing the pressure effect.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a can prevent passively to unreel the subassembly and continue to rotate under the inertial action, lead to the non-woven fabrics because of unreeling too many and appear piling up or the passive unwinding device of non-woven fabrics that has of fold and spline the mechanism.

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

the utility model provides a passive unwinding device of non-woven fabrics with spline mechanism, includes that the passive subassembly and the spline mechanism of unreeling unreel, the passive subassembly of unreeling is including unreeling roller and support frame, it rotationally installs on the support frame to unreel the roller, spline the mechanism including can follow the subassembly that splines of unreeling roller radial reciprocating motion, accessible frictional force stops to unreel the roller and continues to rotate when spline the subassembly and remove to contacting with unreeling the roller surface, the subassembly that splines includes the mount pad and splines the pad, spline pad detachably and install on the mount pad.

Furthermore, the rotation stopping assembly is of a V-shaped structure with an opening from large to small, and the opening faces the position of the unwinding roller.

Furthermore, the two sides of the mounting seat are respectively provided with a clamping groove with opposite openings, the two corresponding sides of the rotation stopping pad extend outwards to be provided with a connecting flange which is matched with the connecting flange, and the connecting flange is matched and inserted into the clamping groove.

Furthermore, a mounting hole penetrates through the clamping groove, a matching hole is correspondingly formed in the connecting flange of the rotation stopping pad, and a bolt penetrates through the mounting hole and the matching hole and then is fastened through a nut.

Furthermore, a plurality of anti-skid protrusions are arranged on the surface of the rotation stopping pad at intervals and distributed along the length direction of the unwinding roller.

Further, the mounting seat is fixedly mounted on a moving plate, and the moving plate is driven by a driving piece to reciprocate.

Further, the driving piece is a telescopic cylinder, a telescopic shaft of the telescopic cylinder is fixedly connected with the moving plate, and the telescopic cylinder is fixedly installed on the base.

Furthermore, a telescopic rod is connected between the base and the movable plate, the telescopic rod is arranged in parallel with the telescopic cylinder, one end of the telescopic rod is fixedly connected with the base, and the other end of the telescopic rod is fixedly connected with the movable plate.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model realizes the purpose of stopping the unwinding roller by arranging the stopping mechanism matched with the passive unwinding assembly, and avoids the unwinding roller from continuously rotating and unwinding under the inertia effect, thereby avoiding the accumulation or the wrinkles of the non-woven fabrics caused by too much unwinding; and the rotation stopping component in the rotation stopping mechanism is designed into a detachable structure, so that the rotation stopping pad is convenient to replace, the rotation stopping effect of the rotation stopping component is stable and reliable, the whole structure is reasonable in design, the rotation stopping effect is obvious and efficient, the manufacturing cost is low, and the service life is long.

Drawings

Fig. 1 is a perspective view of a non-woven fabric passive unwinding device with a rotation stopping mechanism according to the present invention;

fig. 2 is a front view of a non-woven fabric passive unwinding device with a rotation stopping mechanism according to the present invention;

fig. 3 is a side view of the rotation stopping mechanism of the non-woven fabric passive unreeling device with the rotation stopping mechanism of the present invention;

FIG. 4 is a schematic cross-sectional view taken along the line A-A in FIG. 3;

the device comprises a passive unwinding assembly 1; 11. unwinding the roller; 12. a support frame; 2. a rotation stopping pad; 21. anti-skid protrusions; 22. a connecting flange; 3. a mounting seat; 31. a card slot; 311. mounting holes; 4. moving the plate; 5. a drive member; 6. a base; 7. a telescopic rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in the description of the technical solutions of the present invention, some directional words, such as "front", "rear", "upper", "lower", "top", "bottom", "inner", "outer", etc., used for clearly describing the technical features of the present invention are all in terms of the orientation of the drawings of the present invention.

Examples

As shown in fig. 1 and fig. 2, the non-woven fabric passive unwinding device with a rotation stopping mechanism of the embodiment includes a passive unwinding assembly 1 and a rotation stopping mechanism, the passive unwinding assembly 1 includes an unwinding roller 11 and a support frame 12, the unwinding roller 11 is wound with non-woven fabric, and is rotatably installed on the support frame 12 for passive unwinding. The rotation stopping mechanism is located on one side of the unwinding roller 11, and is not limited to the lower side in the drawing, and may be a side or an upper side. The rotation stopping mechanism comprises a rotation stopping component which can reciprocate along the radial direction of the unwinding roller 11, and the rotation stopping component can stop the unwinding roller 11 from continuously rotating through friction force when moving to be in contact with the surface of the unwinding roller 11.

As shown in fig. 3 and 4, the rotation stopping assembly in this embodiment is a V-shaped structure with an opening from large to small, and the opening faces the position of the unwinding roller 11. By adopting the structure, the rotation stopping component has good rotation stopping effect on the unwinding rollers 11 with different outer diameters; when the spline, the both sides of V type structure all laminate on the non-woven fabrics surface of unreeling roller 11, and spline efficiency is higher, and the effect is also more stable. Specifically, the rotation stopping assembly comprises a mounting seat 3 and a rotation stopping pad 2, and the rotation stopping pad 2 is detachably mounted on the mounting seat 3. The detachable concrete structure in this embodiment is that the two sides of the mounting base 3 are respectively provided with a clamping groove 31 with opposite openings, the bottoms of the two corresponding sides of the rotation stopping pad 2 extend outwards to form a connecting flange 22, the connecting flange 22 is inserted into the clamping groove 31 in a matching manner, and the surface of the clamping groove 31 is lower than the surface of the rotation stopping pad 2 so as to prevent the clamping groove 31 from contacting with the surface of the unwinding roller 11. The rotation stopping pad 2 is a rubber pad or a silica gel pad, has a certain buffering and damping effect, and can reduce rigid friction. The mounting seat 3 is made of hard materials such as alloy materials or metal materials, plays a supporting role and is not deformable. When the installation is carried out, the connecting flanges 22 at two sides of the rotation stop pad 2 are aligned with the clamping grooves 31 of the installation seat 3, and then the rotation stop pad 2 is inserted from one end of the installation seat 3 for installation. In addition, in order to further improve the mounting strength between the rotation stop pad 2 and the mounting seat 3, in the present embodiment, the mounting hole 311 is provided in the slot 31, the coupling flange 22 of the rotation stop pad 2 is correspondingly provided with a coupling hole, and the rotation stop pad 2 is fastened by a nut through the mounting hole 311 and the coupling hole by a bolt. With this structure, the rotation stopping pad 2 is fixed by the bolt during use, so that the rotation stopping pad does not move on the mounting seat 3, and when the rotation stopping pad 2 is worn to cause the rotation stopping capability to be reduced, the bolt can be unscrewed, and then the rotation stopping pad 2 can be taken out for repair or replacement. The top surface of the bolt is lower than the surface of the rotation stopping pad 2, so that the damage of the non-woven fabric caused by the contact of the bolt and the unwinding roller 11 is avoided.

In order to further improve the rotation stopping capability of the rotation stopping pad 2 in this embodiment, a plurality of anti-slip protrusions 21 are arranged on the surface of the rotation stopping pad 2 at intervals, the anti-slip protrusions 21 are distributed along the length direction of the unwinding roller 11, that is, the axis of the anti-slip protrusions 21 is perpendicular to the rotation direction of the unwinding roller 11, and the anti-slip effect is good.

In this embodiment, the mounting base 3 is fixedly mounted on the moving plate 4, and the moving plate 4 is driven to reciprocate by the driving member 5. The driving piece 5 adopts a telescopic cylinder, a telescopic shaft of the telescopic cylinder is fixedly connected with the moving plate 4, and the telescopic cylinder is fixedly installed on the base 6. Be connected with telescopic link 7 between base 6 and the movable plate 4, telescopic link 7 and telescopic cylinder parallel arrangement, 7 one end of telescopic link links firmly with base 6, and the other end links firmly with movable plate 4. When the telescopic cylinder drives the moving plate 4 to reciprocate, the telescopic rod 7 also stretches and retracts to play a guiding role, and the moving plate 4 is prevented from deviating. The telescopic rod 7 comprises an outer sleeve and an inner sleeve rod, the inner sleeve rod is slidably sleeved on the inner side of the outer sleeve, one end, far away from the inner sleeve rod, of the outer sleeve is fixedly connected to the base 6, and one end, far away from the outer sleeve, of the inner sleeve rod is fixedly connected to the movable plate 4.

When the passive unreeling assembly 1 does not need to unreel, the telescopic cylinder starts and drives the movable plate 4 to move, the movable plate 4 moves and simultaneously drives the rotation stopping assembly to move along the radial direction of the unreeling roller 11 towards the direction close to the unreeling roller 11 until the two sides of the rotation stopping pad 2 are abutted to the outer surface of the unreeling roller 11, the unreeling roller 11 is prevented from continuously rotating through friction force between the two, and the rotation stopping effect is achieved. When the unwinding roller 11 stops rotating, the telescopic cylinder drives the moving plate 4 to move reversely and reset, and the moving plate 4 also drives the rotation stopping assembly to move reversely and reset while moving reversely and resetting.

The utility model discloses a passive unwinding device of non-woven fabrics with rotation stopping mechanism through setting up the rotation stopping mechanism with passive unwinding subassembly 1 matched with, realizes the purpose of rotation stopping to unwinding roller 11, avoids unwinding roller 11 to continue to rotate under the inertia effect and unreels to avoid the non-woven fabrics to appear piling up or fold because of unreeling too much; and the rotation stopping component in the rotation stopping mechanism is designed into a detachable structure, so that the rotation stopping pad 2 is convenient to replace, the rotation stopping effect of the rotation stopping component is stable and reliable, the whole structure is reasonable in design, the rotation stopping effect is obvious and efficient, the manufacturing cost is low, and the service life is long.

Various other modifications and changes can be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims.

Claims

1. The utility model provides a passive unwinding device of non-woven fabrics with spline mechanism which characterized in that: including unreeling subassembly (1) passively and spline the mechanism, unreel subassembly (1) passively including unreeling roller (11) and support frame (12), it rotationally installs on support frame (12) to unreel roller (11), spline the mechanism including can follow the subassembly that splines of unreeling roller (11) radial reciprocating motion, spline the subassembly and remove accessible frictional force when contacting with unreeling roller (11) surface and stop unreeling roller (11) and continue to rotate, spline the subassembly and include mount pad (3) and spline pad (2), spline pad (2) detachably and install on mount pad (3).

2. The non-woven fabric passive unwinding device with the rotation stopping mechanism, according to claim 1, is characterized in that: the rotation stopping assembly is of a V-shaped structure with an opening from large to small, and the opening faces to the position of the unwinding roller (11).

3. The non-woven fabric passive unwinding device with the rotation stopping mechanism as claimed in claim 2, wherein: the mounting seat (3) both sides are equipped with draw-in groove (31) that the opening is relative respectively, the both sides that correspond on the rotation stopping pad (2) extend to the outside and are equipped with matched with connecting flange (22), connecting flange (22) cooperation is pegged graft in draw-in groove (31).

4. The non-woven fabric passive unwinding device with the rotation stopping mechanism, according to claim 3, is characterized in that: the clamping groove (31) is provided with a mounting hole (311) in a penetrating mode, the connecting flange (22) of the rotation stopping pad (2) is correspondingly provided with a matching hole, and a bolt penetrates through the mounting hole (311) and the matching hole and then is fastened through a nut.

5. The non-woven fabric passive unwinding device with the rotation stopping mechanism as claimed in claim 1 or 4, wherein: the anti-rotation pad (2) is characterized in that a plurality of anti-sliding protrusions (21) are arranged on the surface of the anti-rotation pad at intervals, and the anti-sliding protrusions (21) are distributed along the length direction of the unwinding roller (11).

6. The passive unwinding device of non-woven fabrics with rotation stopping mechanism of claim 5, characterized in that: the mounting seat (3) is fixedly mounted on the moving plate (4), and the moving plate (4) is driven to reciprocate by the driving piece (5).

7. The non-woven fabric passive unwinding device with the rotation stopping mechanism, according to claim 6, is characterized in that: the driving piece (5) is a telescopic cylinder, a telescopic shaft of the telescopic cylinder is fixedly connected with the movable plate (4), and the telescopic cylinder is fixedly installed on the base (6).

8. The non-woven fabric passive unwinding device with the rotation stopping mechanism, according to claim 7, is characterized in that: the telescopic rod (7) is connected between the base (6) and the movable plate (4), the telescopic rod (7) is arranged in parallel with the telescopic cylinder, one end of the telescopic rod (7) is fixedly connected with the base (6), and the other end of the telescopic rod is fixedly connected with the movable plate (4).