CN211521126U - Slitting machine - Google Patents

Abstract

The application provides a slitting machine, which comprises a feeding unit, a conveying unit and a slitting mechanism, wherein the feeding unit is used for conveying raw materials; the slitting unit comprises a plurality of cutters which are arranged along the length direction of the slitting machine, and the cutters can be electrified and generate heat to realize point contact type cutting on the raw materials; and the rewinding unit is used for rewinding and collecting the split raw materials. Because the cutter cutting raw materials that has adopted a plurality of separations to this cutter can generate heat in order to implement the cutting under the circumstances of circular telegram, is the point contact between cutter and the raw materials, compares in prior art's face contact, makes the raw materials after the cutting not have loose limit and wire drawing phenomenon, when guaranteeing that the raw materials is pleasing to the eye, provides work efficiency.

Description

Slitting machine

Technical Field

The utility model relates to a processing machinery technical field to more specifically relates to a divide strip machine.

Background

The non-woven fabric is made of directional or random fibers, is a new generation of environment-friendly material, has the advantages of moisture resistance, ventilation, flexibility, light weight, no combustion supporting, easy decomposition, no toxicity, no irritation, recycling and the like, and is required to be cut in the production process of the non-woven fabric, and the slitting machine is equipment for longitudinally cutting a belt material into strips with required specifications.

However, when the strip dividing machine available on the market cuts the non-woven fabric, the traditional flat cutter is adopted, so that the non-woven fabric cut by the cutter can have edge scattering and wire drawing, and the appearance is influenced, and inconvenience is brought to subsequent use of the non-woven fabric.

Therefore, a new slitting machine is needed, which does not have the phenomena of edge scattering and wire drawing of the raw materials such as the non-woven fabrics after being cut.

SUMMERY OF THE UTILITY MODEL

To the problem among the above-mentioned prior art, this application has proposed a strip cutting machine, and it adopts the cutter of a plurality of separations to cut the raw materials, for changing into granular contact by the face contact between cutter and the raw materials to loose limit and wire drawing phenomenon have been eliminated.

The slitting machine provided by the application comprises a feeding unit, a slitting machine and a slitting machine, wherein the feeding unit is used for conveying raw materials; the slitting unit comprises a plurality of cutters which are arranged along the length direction of the slitting machine, and the cutters can be electrified and generate heat to realize point contact type cutting on the raw materials; and the rewinding unit is used for rewinding and collecting the split raw materials.

In one possible embodiment, the cutter comprises: one end of the first rod body is fixedly arranged on a fixed rod along the length direction of the slitting machine; the second rod body is perpendicular to the first rod body and is close to the other end of the first rod body; and the cutter main body is fixedly arranged at one end of the second rod body and comprises a protruding knife edge, and the knife edge can generate heat after being electrified so as to cut the raw material.

In one possible embodiment, the knife edge is disposed perpendicular to the surface of the feedstock.

In one possible embodiment, the slitting unit comprises 19 cutters arranged uniformly.

In one possible embodiment, the feeding unit comprises: the feeding mechanism is used for containing raw materials before slitting and supplying the raw materials to the slitting unit; the pushing mechanism is arranged between the feeding mechanism and the slitting unit; the material pulling structure is arranged between the slitting unit and the rewinding unit; the pushing mechanism and the pulling structure are both composed of two parallel roll shafts, and a gap is formed between the two roll shafts to enable raw materials to pass through.

In one possible embodiment, the feeding unit further comprises: the material spreading roller is arranged between the material pulling structure and the feeding mechanism, and the material spreading roller is used for flattening uncut raw materials.

In one possible embodiment, the feeding mechanism includes: the material placing frame is arranged below the material spreading roller, and the bottom of the material placing frame is provided with wheels; and the raw material groove is arranged above the material placing frame and is used for containing raw material rolls to be stripped.

In one possible embodiment, the raw material is a nonwoven, leather or plastic.

In one possible embodiment, the rewinding unit comprises an air shaft and a winding drum arranged on the air shaft, the air shaft having the same rotational speed as the two roll shafts.

In one possible embodiment, the slitting machine further comprises a machine base frame, and protective covers are arranged on two sides of the machine base frame.

The application provides a divide strip machine compares in prior art, owing to adopted the cutter cutting raw materials of a plurality of separations to this cutter can generate heat under the circumstances of circular telegram in order to implement the cutting, is the point contact between cutter and the raw materials, compares in prior art's face contact, makes the raw materials after the cutting not have loose limit and wire drawing phenomenon, when guaranteeing that the raw materials is pleasing to the eye, provides work efficiency.

The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.

Drawings

The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:

fig. 1 shows a schematic perspective view of a slitting machine according to an embodiment of the present invention;

fig. 2 shows a schematic structural view of a slitting machine according to another embodiment of the present invention;

fig. 3 shows a front view of a slitting machine according to another embodiment of the invention;

fig. 4 shows a cross-sectional view along line a-a of fig. 3 of a slitting machine according to a further embodiment of the invention;

fig. 5 shows a schematic structural view of a cutter according to another embodiment of the present invention.

List of reference numerals:

100-slitting machine; 110-a feeding unit; 111-a feeding mechanism; 112-a material pushing mechanism; 113-a pulling mechanism; 114-a discharge frame; 115-a raw material tank; 116-a spreader roll; 117-feed rollers; 118-pillow knife roll; 119-a transition drum; 120-a slitting unit; 121-a cutter; 1211-a first rod; 1212-a second stick body; 1213-the cutter body; 1214-knife edge; 130-rewinding unit; 140-machine base frame; 150-protective cover.

In the drawings, like parts are provided with like reference numerals. The drawings are not to scale.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 and 2 are schematic perspective views of a slitting machine 100 provided in the present application. As shown in fig. 1, the slitting machine 100 includes:

a feeding unit 110 for conveying a raw material;

a slitting unit 120 including a plurality of cutters arranged along a length direction of the slitting machine, the cutters being capable of being energized and heated to achieve point contact cutting of the raw material; and

a rewinding unit 130, configured to rewind and collect the slit raw materials; and

the machine base frame 140 has protective covers 150 disposed on both sides thereof.

The feeding unit 110, the slitting unit 120 and the rewinding unit 130 are all arranged along the length direction of the slitting machine 100, and the feeding unit, the slitting unit 120 and the rewinding unit are parallel to each other to ensure that the raw materials do not deviate in the slitting process. The feeding unit 110, the slitting unit 120 and the rewinding unit 130 are disposed on a machine base 140, and a plurality of legs are disposed at the bottom of the machine base 140 to ensure the stability of the slitting machine 100. The feeding unit 110 is configured to supply the raw material to be slit to the slitting unit 120 for slitting, the slitting unit 120 cuts the raw material into a plurality of raw material strips in a strip form along a length direction (i.e. a longitudinal direction) of the raw material by a cutting knife therein after receiving the raw material, and the rewinding unit 130 is configured to rewind the slit raw material strips on a roller for collection.

Preferably, as shown in fig. 1 to 4, the bottom of the machine base frame 140 is further provided with wheels and supporting legs, the wheels can facilitate transportation or transfer of the slitting machine, and the supporting legs can facilitate stability of the slitting machine 100.

Here, it should be understood that the raw material in the present application may exist in various forms, and may include, but is not limited to, non-woven fabric, leather, or plastic, etc., and the present application is not limited thereto.

In an embodiment of the present invention, as shown in fig. 2 and 3, the feeding unit 110 may include:

a feeding mechanism 111 for holding the raw material before slitting and supplying the raw material to the slitting unit 120;

a pushing mechanism 112 disposed between the feeding mechanism 111 and the slitting unit 120; and

a material pulling mechanism 113 disposed between the slitting unit 120 and the rewinding unit 130;

the pushing mechanism 112 and the pulling mechanism 113 are both composed of two parallel roller shafts, and a gap is formed between the two roller shafts to allow the raw material to pass through.

Specifically, the loading structure 111 may include:

a material placing frame 114 movably disposed below a material spreading roller 116 (described below), the material placing frame 114 being a double-layer steel structure, and wheels and supporting legs being disposed at the bottom of the lower layer steel structure, so that the material placing frame 114 can move freely when the material needs to be changed, and the supporting legs can be lifted to stabilize the material placing frame 114 during the slitting process;

and the raw material groove 115 is fixedly arranged on the material placing frame 114, the raw material groove 115 is a groove body formed by parallelly surrounding a plurality of roll shafts, and a rotating roll is arranged in the center of the groove body so as to realize that the raw material to be stripped is output outwards from the raw material groove 115.

A material spreading roller 116 is disposed above the feeding structure 111, specifically, the material spreading roller 116 is disposed between the strip dividing unit 120 and the feeding structure 111, and when the material spreading roller 116 rotates, the material received from the feeding structure 111 can be flattened, so as to ensure the quality of the product cut by the subsequent strip division.

Next, a material pushing mechanism 112 is disposed between the material spreading roller 116 and the strip dividing unit 120, and the material pushing mechanism 112 is configured to push the raw material passing through the material spreading roller 116 into the strip dividing unit 120, so as to facilitate the subsequent cutting operation of the strip dividing unit 120. Specifically, the pushing mechanism 112 includes two parallel roller shafts, and a gap is provided between the two roller shafts for the raw material to pass through, and the size of the gap should be slightly smaller than the thickness of the raw material, so that the two roller shafts apply an extrusion force to the raw material, thereby achieving the straightening and pushing effects.

Furthermore, it is preferred that the pusher mechanism 112 should be configured such that the stock exiting the gap should be perpendicular to the cutter assembly of the slitting unit 120. To further ensure this effect, a plurality of feed rollers 117 may be provided on both sides of the pusher mechanism 112, the feed rollers 117 being parallel to each other and should be at the same height as the gap.

The raw material to be slitted is output by the pushing mechanism 112 and then enters the area of the slitting unit 120. The slitting unit 120 is used to cut the stock in the longitudinal direction.

In an embodiment of the present invention, a fixing rod is disposed on the top of the protection cover 150 on both sides of the machine base 140 so as to fix the cutter assembly thereon, the cutter assembly includes a plurality of cutters 121 distributed along the length direction of the fixing rod, as shown in fig. 5, the cutters 121 include:

a first rod 1211, one end of which is fixedly arranged on a fixed rod along the length direction of the slitting machine 100;

a second rod 1212 perpendicular to the first rod 1211 and close to the other end of the first rod 1211; and

a cutter body 1213 fixedly disposed at one end of the second rod 1212, and the cutter body 1213 includes a protruding blade 1214 that can generate heat to cut the raw material after being energized.

Here, the first and second rod bodies 1211 and 1212 are used to fix the cutter body 1213 and the fixing rod. The first rod 1211 and the second rod 1212 may be connected by various methods, such as welding or integral molding. Preferably, a plurality of through holes are formed at the other end portion of the first rod 1211, and the second rod 1212 may pass through one of the through holes and be fixedly coupled to the first rod 1211 by a fastening mechanism, and the configuration may adjust the height of the cutter body 1213 by passing the second rod 1212 through the through holes having different heights from the surface of the raw material.

The cutter body 1213 may be fixedly coupled to one end of the second rod 1212 by welding or the like. The cutter body 1213 may have a variety of shapes, such as circular, rectangular, triangular, or diamond, etc., which herein are of circular configuration. A downward knife edge 1214 protrudes from the surface of the cutter body 1213, and the knife edge 1214 preferably has a knife edge. The cutter main body 1213 is also provided with a heating circuit, the heating circuit element is directly or indirectly connected with a power supply through a wire, under the condition that the heating circuit is electrified, the cutter main body 1213 (including the knife edge 1214) can generate heat, the shape of the knife edge 1214 and the heating can ensure that the cutter main body can conveniently realize the cutting of the raw material, and the knife edge 1214 and the raw material are in point contact instead of surface contact, so that the phenomena of edge scattering and wire drawing at the cutting edge can not be generated, the attractive appearance of the strip is ensured, and the working efficiency is improved.

Preferably, in embodiments of the present invention, the knife edge 1214 is perpendicular to the surface of the material to be slitted.

More preferably, the cutter assembly comprises 19 cutters evenly distributed along the length of the fixed bar. Under the structure, the slitting machine 100 can uniformly cut the raw material into 20 strips with the same width at a time, and the working efficiency is greatly improved.

It will be appreciated that the cutter body 1213 may be made of a stainless steel material to ensure a heating effect.

As shown in fig. 4, a drawing mechanism 113 is arranged between the dividing unit 120 and the rewinding unit 130, and the drawing mechanism 113 is used to draw the cut strips from the dividing unit 120 out of the dividing unit 120 via the pillow knife roller 118 and feed the cut strips into the rewinding unit 130. The structure of the material pulling mechanism 113 is the same as the material pushing mechanism 120, and will not be described herein.

The cut strip is pulled out by the pulling mechanism 113 and wound onto the rewinding unit 130 via the transition roller 119. In particular, the rewinding unit 130 may be disposed on the other side of the slitter 100 opposite to the feeding mechanism 111, and the rewinding unit 130 may include an air-expanding shaft and a winding drum disposed on the air-expanding shaft, the air-expanding shaft may rotate at the same rotation speed as the pushing mechanism and the pulling mechanism to ensure the compactness of winding the strip.

In the split machine 100 provided in the present application, a display screen and control keys should also be provided for setting the operation parameters and displaying the operation parameter information, and since the structure is a well-known structure to those skilled in the art, the detailed description will not be repeated herein.

Utilize the branch strip machine that this application provided, owing to adopted the cutter of heating form to for the point contact between this cutter and the raw materials, replaced prior art's face contact cutting, eliminated scattered limit and wire drawing phenomenon, guaranteed to divide the strip after the strip pleasing to the eye.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", 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, but 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.

Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims (10)

1. A slitting machine, comprising:

a feeding unit for conveying a raw material;

the slitting unit comprises a plurality of cutters which are arranged along the length direction of the slitting machine, and the cutters can be electrified and generate heat to realize point contact type cutting on the raw materials; and

and the rewinding unit is used for rewinding and collecting the stripped raw materials.

2. A slitter according to claim 1, wherein the cutter comprises:

one end of the first rod body is fixedly arranged on a fixed rod along the length direction of the slitting machine;

the second rod body is perpendicular to the first rod body and is close to the other end of the first rod body; and

the cutter body is fixedly arranged at one end of the second rod body and comprises a protruding knife edge, and the knife edge can generate heat after being electrified to cut the raw material.

3. A slitter according to claim 2, wherein the knife edge is arranged perpendicular to a surface of the raw material.

4. A slitting machine according to claim 3, characterized in that the slitting unit comprises 19 cutters arranged uniformly.

5. A slitter according to any one of claims 1 to 4, wherein the feed unit comprises:

a feeding mechanism for the material to be slitted and supplying the slivering unit with material;

the pushing mechanism is arranged between the feeding mechanism and the slitting unit; and

the material pulling structure is arranged between the slitting unit and the rewinding unit;

the pushing mechanism and the pulling structure are both composed of two parallel roll shafts, and a gap is formed between the two roll shafts to enable raw materials to pass through.

6. A slitting machine according to claim 5, wherein the feeding unit further comprises:

the material spreading roller is arranged between the material pulling structure and the feeding mechanism, and the material spreading roller is used for flattening uncut raw materials.

7. A slitter according to claim 6, wherein the feed mechanism comprises:

the material placing frame is arranged below the material spreading roller, and the bottom of the material placing frame is provided with wheels;

and the raw material groove is arranged above the material placing frame and is used for containing raw material rolls to be stripped.

8. A slitter according to any one of claims 1 to 4, characterised in that the raw material is non-woven, leather or plastic.

9. A slitter according to claim 5, characterised in that the rewinding unit comprises an air shaft and a reel arranged on the air shaft, the air shaft having the same rotational speed as the two roller shafts.

10. A slitting machine according to any one of claims 1 to 4, further comprising a machine base frame with protective covers provided on both sides of the machine base frame.

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