CN213737901U

CN213737901U - Point breaking device of splitting point breaking rewinder

Info

Publication number: CN213737901U
Application number: CN202022628932.4U
Authority: CN
Inventors: 吴海林
Original assignee: Yiwu Jiuye Mechanical Equipment Co ltd
Current assignee: Yiwu Jiuye Mechanical Equipment Co ltd
Priority date: 2020-11-14
Filing date: 2020-11-14
Publication date: 2021-07-20
Anticipated expiration: 2030-11-14

Abstract

The utility model discloses a disconnected rewinding machine point of tangency device, including the disconnected roller of lower point, go up disconnected roller of point and fixed bolster, it is located the perpendicular top of the disconnected roller of lower point to go up disconnected roller of point, the both ends of the disconnected roller of lower point, the disconnected roller of upper point all are equipped with the fixed axle, the fixed axle runs through the fixed bolster, the fixed bolster is fixed in cutting disconnected rewinding machine frame, the fixed bolster below outside is equipped with the layer board, the fixed bolster inboard is equipped with lower diamond-shaped bearing frame, goes up diamond-shaped bearing frame, all be equipped with the bearing in lower diamond-shaped bearing frame, the last diamond-shaped bearing frame, the fixed axle passes the bearing. The utility model discloses a set up down the cutter to the vertical bar that extends along the disconnected roller length direction of lower point, set up the upper slitter to the oblique bar that extends along the disconnected roller length direction of upper point for thereby the cloth can not be cut at the same time and still keep certain continuity and tension, has avoided the cloth to cut simultaneously and has leaded to continuing the drawback that advances smoothly.

Description

Point breaking device of splitting point breaking rewinder

Technical Field

The utility model relates to a cut rewinding equipment technical field, especially relate to a disconnected rewinding machine point of dividing and cutting device.

Background

The slitting and point-cutting rewinding machine is widely applied to slitting and rewinding of products such as non-woven fabrics, hot-air fabrics, hot-rolled fabrics, needle-punched fabrics, plastic films, kraft paper and the like.

The existing slitting and point-cutting rewinding machine often has the defects that the cloth tension is not enough to continue to move forwards smoothly after the point-cutting is carried out on the cloth, even the cloth is broken, and the smooth operation of the next slitting and rewinding work is influenced.

Disclosure of Invention

The utility model aims at solving among the prior art and cutting some disconnected rewinding machine and often appearing cloth tension after going on some absolutely to the cloth and continuing to go forward inadequately smoothly, lead to the cloth fracture even, influence the problem of going on smoothly of cutting on next step, rewinding work, and a cutting some disconnected rewinding machine point-breaking device that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a point breaking device of a slitting point breaking rewinder comprises a lower point breaking roller, an upper point breaking roller and a fixed support, wherein the upper point breaking roller is positioned vertically above the lower point breaking roller, two ends of the lower point breaking roller and two ends of the upper point breaking roller are respectively provided with a fixed shaft, the fixed shafts penetrate through the fixed support, the fixed support is fixed on a frame of the slitting point breaking rewinder, a supporting plate is arranged on the outer side below the fixed support, a lower diamond-shaped bearing seat and an upper diamond-shaped bearing seat are arranged on the inner side of the fixed support, bearings are arranged in the lower diamond-shaped bearing seat and the upper diamond-shaped bearing seat, the fixed shafts penetrate through the bearings, the lower point breaking roller and the upper point breaking roller are connected with the fixed support through the lower diamond-shaped bearing seat, the upper diamond-shaped bearing seat, the bearings and the fixed shafts, and the lower point breaking roller and the upper point breaking roller rotate in the bearings through the fixed shafts;

the lower rhombic bearing seat and the upper rhombic bearing seat are provided with sliding grooves at the contact parts with the fixed support, the fixed support is provided with a vertical sliding rail matched with the sliding grooves, the upper end of the upper rhombic bearing seat is provided with a first screw hole, the upper end of the fixed support is provided with a second screw hole, and a screw rod penetrates through the first screw hole and the second screw hole;

the lower point breaking roller is provided with a first groove, a lower cutter is arranged on the first groove, a first cutting edge is arranged on the lower cutter and protrudes out of the surface of the lower point breaking roller, a plurality of first notches are arranged on the first cutting edge at equal intervals, a plurality of lower cutter fixing blocks are arranged at one end of the lower cutter, which is back to the first cutting edge, one end of each lower cutter fixing block is fixed with the first groove, and the other end of each lower cutter fixing block is welded and fixed with the lower cutter;

the upper point breaking roller is provided with a second groove, an upper cutter is arranged on the second groove, a second cutting edge is arranged on the upper cutter and protrudes out of the surface of the upper point breaking roller, a plurality of second notches are arranged on the second cutting edge at equal intervals, a plurality of upper cutter fixing blocks are arranged at one end of the upper cutter, which is back to the second cutting edge, one end of each upper cutter fixing block is fixed with the second groove, and the other end of each upper cutter fixing block is welded and fixed with the upper cutter.

The first groove and the lower cutter are straight bars extending along the length direction of the lower point breaking roller.

The second groove and the upper cutter are in the shape of oblique strips extending along the length direction of the upper breaking roller, and the surface formed by the oblique strips penetrates through one half of the surface of the cylinder of the upper breaking roller.

The widths of the first notch and the second notch are equal.

The cloth is cut by the lower cutter and the upper cutter, the cloth keeps intermittent adhesion by the arrangement of the first notch and the second notch, the lower cutter is arranged into a straight strip shape extending along the length direction of the lower point breaking roller, and the upper cutter is arranged into an oblique strip shape extending along the length direction of the upper point breaking roller, so that the cloth cannot be cut at the same time and still keeps certain tension.

Compared with the prior art, the utility model discloses possess following beneficial effect: the utility model discloses structural design is ingenious, because be equipped with first breach on first blade and the second blade, the second breach, make the cloth can not be cut off completely, make the cloth can continue to move forward and get into one process down, simultaneously because it is the diagonal to go up the cutter, make first blade and second blade not tangent at same time, but progressively tangent, that is to say first blade and second blade are only tangent on same time point, thereby make the cloth not by disposable cutting, but progressively cut, thereby make the cloth in the cutting still keep certain continuity and better tension, thereby avoided the cloth to cut simultaneously and lead to losing tension and can not continue to advance thereby the drawback of one process under the influence.

Drawings

Fig. 1 is a schematic view of the overall structure of a point cutting device of a dividing and point cutting rewinder according to the present invention;

fig. 2 is an assembly structure diagram of a fixing bracket of the point breaking device of the dividing and point breaking rewinder provided by the utility model;

fig. 3 is an assembly structure diagram of a fixed bracket slide rail and a rhombic bearing seat slide groove of the point cutting device of the dividing and point cutting rewinder provided by the utility model;

fig. 4 is an assembly structure diagram of a lower breaking roller and a lower cutter of the point breaking device of the dividing and point breaking rewinder provided by the utility model;

fig. 5 is an assembly structure diagram of an upper breaking roller and an upper cutter of the point breaking device of the dividing and point breaking rewinder provided by the utility model;

fig. 6 is the utility model provides a cutter under the last point broken roll of disconnected rewinding machine point-breaking device of point-breaking and the oblique cutting state sketch of cutter under the lower point broken roll of point-breaking.

In the figure: 1. a lower point breaking roller; 2. an upper point breaking roller; 3. fixing a bracket; 4. a fixed shaft; 5. a support plate; 6. a lower rhombic bearing seat; 7. an upper rhombic bearing seat; 8. a bearing; 9. a chute; 10. a slide rail; 11. a first screw hole; 12. a second screw hole; 13. a screw; 14. a first groove; 15. a lower cutter; 16. a first cutting edge; 17. a first notch; 18. a lower cutter fixing block; 19. a second groove; 20. an upper cutter; 21. a second cutting edge; 22. a second notch; 23. and an upper cutter fixing block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-6, a point breaking device of a splitting point breaking rewinding machine comprises a lower point breaking roller 1, an upper point breaking roller 2 and a fixed support 3, wherein the upper point breaking roller 2 is positioned vertically above the lower point breaking roller 1, two ends of the lower point breaking roller 1 and the upper point breaking roller 2 are respectively provided with a fixed shaft 4, the fixed shafts 4 penetrate through the fixed support 3, the fixed support 3 is fixed on a frame of the splitting point breaking rewinding machine, the outer side below the fixed support 3 is provided with a supporting plate 5, the inner side of the fixed support 3 is provided with a lower diamond-shaped bearing seat 6 and an upper diamond-shaped bearing seat 7, bearings 8 are respectively arranged in the lower diamond-shaped bearing seat 6 and the upper diamond-shaped bearing seat 7, the fixed shafts 4 penetrate through the bearings 8, the lower point breaking roller 1, the upper point breaking roller 2 and the fixed support 3 are connected together through the lower diamond-shaped bearing seat 6, the upper diamond-shaped bearing seat 7, the bearings 8 and the fixed shafts 4, and the lower point breaking roller 1, the upper point breaking roller 2 and the fixed support 3 are connected together, The upper pinch roll 2 rotates in the bearing 8 through the fixed shaft 4.

The position of lower diamond bearing frame 6, last diamond bearing frame 7 and fixed bolster 3 contact is equipped with spout 9, fixed bolster 3 is equipped with the vertical slide rail 10 with spout 9 adaptation, it is equipped with first screw 11 to go up diamond bearing frame 7 upper end, fixed bolster 3 upper end is equipped with second screw 12, first screw 11, second screw 12 run through and are equipped with screw rod 13, make lower diamond bearing frame 6, last diamond bearing frame 7 realize sliding from top to bottom in fixed bolster 3 through setting up spout 9, slide rail 10, through first screw 11, second screw 12, rotate screw rod 13 and realize the regulation to the distance between lower diamond bearing frame 6, the last diamond bearing frame 7 to adjust the distance between disconnected roller 1 of lower point, the disconnected roller 2 of upper point.

The lower pinch roll 1 is provided with a first groove 14, the first groove 14 is provided with a lower cutter 15, the lower cutter 15 is provided with a first cutting edge 16, the first cutting edge 16 protrudes out of the surface of the lower pinch roll 1, the first cutting edge 16 is provided with a plurality of first notches 17 which are distributed at equal intervals, one end, back to the first cutting edge 16, of the lower cutter 15 is provided with a plurality of lower cutter fixing blocks 18, one end of each lower cutter fixing block 18 is fixed with the first groove 14, and the other end of each lower cutter fixing block 18 is welded and fixed with the lower cutter 15.

The upper intermittent roller 2 is provided with a second groove 19, the second groove 19 is provided with an upper cutter 20, the upper cutter 20 is provided with a second cutting edge 21, the second cutting edge 21 protrudes out of the surface of the upper intermittent roller 2, the second cutting edge 21 is provided with a plurality of second notches 22 which are distributed at equal intervals, one end of the upper cutter 20, which is back to the second cutting edge 21, is provided with a plurality of upper cutter fixing blocks 23, one end of each upper cutter fixing block 23 is fixed with the second groove 19, and the other end of each upper cutter fixing block 23 is welded and fixed with the upper cutter 20.

The first groove 14 and the lower cutter 15 are straight bars extending along the length direction of the lower breaking roll 1.

The second groove 19 and the upper cutter 20 are each formed in an oblique strip shape extending in the longitudinal direction of the upper pinch roll 2, and the surface formed by the oblique strip shape penetrates one half of the cylindrical surface of the upper pinch roll 2.

The widths of the first gap 17 and the second gap 22 are equal.

The cloth is cut by arranging the lower cutter 15 and the upper cutter 20, the cloth keeps intermittent adhesion by arranging the first notch 17 and the second notch 22, the lower cutter 15 is arranged to be a straight strip extending along the length direction of the lower point breaking roller 1, and the upper cutter 20 is arranged to be an oblique strip extending along the length direction of the upper point breaking roller 2, so that the cloth can not be cut at the same time and still keeps certain tension.

The working principle is as follows:

when the cloth cutting machine is used, the lower rhombic bearing seat 6 is arranged at the lower end of the fixed support 3, the lower point cutting roller 1 penetrates through the bearing 8 in the lower rhombic bearing seat 6, the upper rhombic bearing seat 7 is arranged at the fixed support 3 and is positioned above the lower rhombic bearing seat 6, the upper point cutting roller 2 penetrates through the bearing 8 in the upper rhombic bearing seat 7, cloth penetrates through a gap between the lower point cutting roller 1 and the upper point cutting roller 2, the screw 13 penetrates through the first screw hole 11 and the second screw hole 12 and rotates, so that the distance between the lower point cutting roller 1 and the upper point cutting roller 2 is adjusted to a proper position, the second cutting edge 21 at one end of the upper cutter 20 is abutted against the first cutting edge 16 on the lower cutter 15, the point cutting rewinder motor is started, the lower point cutting roller 1 and the upper point cutting roller 2 roll, the second cutting edge 21 and the first cutting edge 16 cut the cloth in a successive tangent mode, and the first notch 17 and the second notch 17 are arranged on the first cutting edge 16 and the second cutting edge 21, The second gap 22 prevents the cloth from being completely cut off, so that the cloth can continue to move forward to enter the next process, meanwhile, the upper cutter 20 is in the shape of an oblique strip, so that the first cutting edge 16 and the second cutting edge 21 are not tangent at the same time but gradually tangent, namely, the first cutting edge 16 and the second cutting edge 21 are tangent at only one position at the same time point, so that the cloth is not cut at one time, but is gradually cut, so that the cloth in cutting still keeps certain continuity and better tension, and the defect that the cloth is cut off at the same time to cause tension loss and cannot continue to move forward to influence the next process is avoided.

The above embodiments are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a disconnected rewinding machine point device of dividing and cutting point, includes lower point disconnected roller (1), goes up point disconnected roller (2) and fixed bolster (3), its characterized in that: the upper point breaking roller (2) is positioned vertically above the lower point breaking roller (1), fixing shafts (4) are arranged at two ends of the lower point breaking roller (1) and the upper point breaking roller (2), the fixing shafts (4) penetrate through the fixing supports (3), the fixing supports (3) are fixed on a frame of the slitting point breaking rewinding machine, a supporting plate (5) is arranged on the outer side below the fixing supports (3), lower diamond-shaped bearing seats (6) and upper diamond-shaped bearing seats (7) are arranged on the inner side of the fixing supports (3), bearings (8) are arranged in the lower diamond-shaped bearing seats (6) and the upper diamond-shaped bearing seats (7), and the fixing shafts (4) penetrate through the bearings (8);

sliding grooves (9) are formed in the contact parts of the lower diamond-shaped bearing seat (6) and the upper diamond-shaped bearing seat (7) and the fixing support (3), the fixing support (3) is provided with a vertical sliding rail (10) matched with the sliding grooves (9), a first screw hole (11) is formed in the upper end of the upper diamond-shaped bearing seat (7), a second screw hole (12) is formed in the upper end of the fixing support (3), and a screw rod (13) penetrates through the first screw hole (11) and the second screw hole (12);

the lower intermittent roller (1) is provided with a first groove (14), a lower cutter (15) is arranged on the first groove (14), a first cutting edge (16) is arranged on the lower cutter (15), the first cutting edge (16) protrudes out of the surface of the lower intermittent roller (1), a plurality of first notches (17) which are distributed at equal intervals are arranged on the first cutting edge (16), a plurality of lower cutter fixing blocks (18) are arranged at one end, back to the first cutting edge (16), of the lower cutter (15), one end of each lower cutter fixing block (18) is fixed with the first groove (14), and the other end of each lower cutter fixing block (18) is welded and fixed with the lower cutter (15);

the upper intermittent roller (2) is provided with a second groove (19), the second groove (19) is provided with an upper cutter (20), the upper cutter (20) is provided with a second cutting edge (21), the second cutting edge (21) protrudes out of the surface of the upper intermittent roller (2), the second cutting edge (21) is provided with a plurality of second notches (22) which are distributed at equal intervals, one end, back to the second cutting edge (21), of the upper cutter (20) is provided with a plurality of upper cutter fixing blocks (23), one end of each upper cutter fixing block (23) is fixed with the second groove (19), and the other end of each upper cutter fixing block (23) is welded and fixed with the corresponding upper cutter (20).

2. The point cutting device of the slitting point cutting rewinder as claimed in claim 1, wherein: the first groove (14) and the lower cutter (15) are straight strips extending along the length direction of the lower breaking roller (1).

3. The point cutting device of the slitting point cutting rewinder as claimed in claim 1, wherein: the second groove (19) and the upper cutter (20) are in the shape of oblique strips extending along the length direction of the upper breaking roller (2), and the surfaces formed by the oblique strips penetrate through one half of the surface of the cylinder of the upper breaking roller (2).

4. The point cutting device of the slitting point cutting rewinder as claimed in claim 1, wherein: the widths of the first gap (17) and the second gap (22) are equal.