CN221821380U - Artificial leather base fabric stretching, slitting and winding machine - Google Patents

Abstract

The utility model discloses an artificial leather base fabric stretching, slitting and winding machine, comprising a frame, wherein the frame is provided with an unwinding mechanism, a slitting mechanism, an output mechanism, a finished product winding mechanism and a side material winding mechanism in sequence from front to back. The unwinding mechanism outputs a wide artificial leather base fabric belt to the slitting mechanism. The output mechanism conveys the narrow artificial leather base fabric belt that has been slit backward. The output mechanism conveys the artificial leather base fabric to the winding mechanism in a flat manner through various transmission rollers, and staggers the arrangement in the vertical direction when passing through a tracking roller group; the finished product winding mechanism is correspondingly arranged behind the tracking roller group for winding, a floating roller is provided at the upper end of the winding roller, and both ends of the floating roller are supported by a connecting rod, and both ends of the winding roller are installed on one side of a turntable, and an empty winding core is installed on the other side of the turntable, so that the turntable can ensure non-stop winding, thereby improving production efficiency. The side material winding mechanism is located in the middle and lower part of the frame, which is convenient for collecting side materials.

Description

Artificial leather base fabric stretching, slitting and winding machine

Technical Field

The utility model relates to the technical field of artificial leather base fabric production equipment, in particular to an artificial leather base fabric stretching, slitting and winding machine.

Background Art

Artificial leather base fabric is the base material for artificial leather. Artificial leather base fabric often needs to be cut before it can be used. When cutting and rolling, the artificial leather base fabric is prone to wrinkling due to uneven tension, which affects the subsequent processing of the artificial leather base fabric. For example, the utility model patent with the announcement number CN207957341U discloses an artificial leather base fabric stretching, cutting and winding machine, on which a reel, an unwinding roller, a first traction roller, a second traction roller, a reel and a cutting device are installed on the frame. The cut artificial leather base fabric passes through the reel, the unwinding roller, the first traction roller, the cutting device, the second traction roller in sequence, and finally reels on the reel. The cutting device includes a roller shaft fixed on the frame and at least two sets of knives sleeved on the outer circumference of the roller shaft that can be moved and adjusted in distance. If this device is equipped with multiple sets of knives for cutting, and there is only one reel, the sides of the two adjacent artificial leather base fabric rolls will be easily in contact and affect the reeling quality and progress.

Utility Model Content

The utility model aims to provide a stretching, slitting and winding machine for artificial leather base fabrics. After slitting, adjacent artificial leather base fabrics are separately wound up, and the winding processes do not affect each other, thereby improving the winding quality.

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

The utility model discloses an artificial leather base fabric stretching, slitting and winding machine, comprising a frame, wherein the frame is provided with an unwinding mechanism, a slitting mechanism, an output mechanism, a finished product winding mechanism and a side material winding mechanism in sequence from front to back; the unwinding mechanism outputs a wide artificial leather base fabric belt to the slitting mechanism, the output mechanism transports the slitting-completed narrow artificial leather base fabric belt backward, the output mechanism comprises a first transmission roller, a second transmission roller, a deviation correction roller, a third transmission roller and a tracking roller group, wherein the tracking roller group is more than two groups and is staggered in the vertical direction;

The finished product winding mechanism comprises a winding roller, a floating roller is provided at the upper end of the winding roller, both ends of the floating roller are supported by connecting rods, both ends of the winding roller are installed on one side of the turntable, and an empty winding core is installed on the other side of the turntable. The finished product winding mechanism is provided with more than two groups, and the finished product winding mechanism is arranged correspondingly behind the tracking roller group for winding;

The edge material winding mechanism comprises a bracket located in the middle and lower part of the frame and an edge material collecting roller, and the edge material collecting roller is arranged at the upper end of the bracket; the two edge material winding mechanisms are respectively arranged on the left and right sides of the frame.

Preferably, the unwinding mechanism comprises an unwinding roller, a guide roller and a tension roller, the unwinding roller is located at the front end of the frame, the unwinding roller outputs the artificial leather-based fabric strip to the guide roller, and the guide roller then outputs the artificial leather-based fabric strip to the tension roller;

The two ends of the tension roller are connected and fixed on the frame by bearings, and a pressure sensor is provided under the bearing to detect the passing artificial leather base fabric belt. The tension roller controls the rotation speed of the unwinding motor of the artificial leather base fabric belt to ensure appropriate unwinding tension, so that the artificial leather base fabric maintains a certain tension during transmission, and the cut edges of the artificial leather base fabric are neat.

Preferably, the slitting mechanism includes a knife holder arranged in the middle of the frame, a plurality of blade discs are installed on the knife holder, leather blades are installed on the blade discs, the leather blades are disc blades, and a front flattening roller group and a rear flattening roller group are respectively provided on both sides of the knife holder; the artificial leather base cloth is horizontally conveyed between the roller gaps of the flattening roller group, and the bottom end of the leather blade protrudes from the bottom surface of the artificial leather base cloth belt to facilitate cutting.

Preferably, the winding roller and the edge material collecting roller adopt inflatable shafts, which makes it convenient to take out the materials.

Preferably, the tracking roller groups are arranged up and down and there are two groups parallel to each other, which respectively transmit the artificial leather base fabric to the finished product winding mechanism.

Preferably, both ends of the floating roller are connected by a connecting rod, the other end of the connecting rod is fixed on a mounting shaft, the connecting rod and the mounting shaft are rotatably connected, and the mounting shaft is fixed on a frame.

Preferably, the turntable is fixed on the frame by a rotating shaft.

Preferably, a photoelectric correction sensor is provided above the correction roller, and the photoelectric correction sensor is electrically connected to the electronic control system of the equipment.

Preferably, both ends of the floating roller are connected to the connecting rod by bearings, and a pressure sensor is provided under the bearing to detect the passing artificial leather-based fabric belt. The floating roller controls the rotation speed of the winding motor of the artificial leather-based fabric belt to ensure appropriate winding tension.

Compared with the prior art, the beneficial effects of the utility model are as follows:

The utility model relates to an artificial leather base fabric stretching, slitting and winding machine. The unwinding roller guides and conveys the wide artificial leather base fabric belt through the guide roller, and the tension of the output artificial leather base fabric belt is detected by the tension roller, so as to control the unwinding speed. The front flattening roller group and the rear flattening roller group tighten the artificial leather base fabric belt. When the artificial leather base fabric belt passes through the slitting unit, the slitting unit cuts the artificial leather base fabric after the set width, and cuts it into a plurality of narrow artificial leather base fabric belt strips. The edge of the material formed after cutting is wound up by the edge material winding mechanism in the middle and lower part of the frame, and can be recycled and reused. The cut shaped material belt is sequentially transmitted to the winding roller through the first transmission roller, the second transmission roller, the deviation correction roller, the third transmission roller, and the tracking roller group. The tracking roller group is more than two groups and is staggered in the vertical direction; the cut artificial leather base fabric is separately transmitted to prevent the two adjacent artificial leather base fabric strips from sticking together, resulting in uneven subsequent winding. The finished product winding mechanism is provided with more than two groups placed behind the tracking roller group for winding, and the artificial leather base fabric tape is wound separately. A floating roller is provided on the upper end of the winding roller, and the floating roller prevents the artificial leather base fabric tape from being loosened. When the artificial leather base fabric tape is wound up with a winding roller, the turntable rotates 180° without stopping the machine, the mother roll is turned out, the empty roll enters the winding position, and then the artificial leather base fabric tape is cut off. The floating roller sticks the artificial leather base fabric tape to the new winding roller, and the artificial leather base fabric tape is continued to be wound. The tension of the artificial leather base fabric tape is detected before and after the transmission process, so as to control the speed of the unwinding and winding, so that the artificial leather material tape is smoothly transmitted. The finished product winding mechanism winds the fabric tape separately to ensure the quality of winding, and the roll is changed without stopping the machine, which greatly improves the production efficiency.

BRIEF DESCRIPTION OF THE DRAWINGS

The utility model will be further described below in conjunction with the accompanying drawings.

FIG1 is a schematic diagram of the three-dimensional structure of a stretching, slitting and winding machine for artificial leather base fabric according to the present invention;

Fig. 2 is a schematic diagram of the front cross-sectional structure of the artificial leather base fabric stretching, slitting and winding machine of the present invention.

In the figure: 1. frame; 2. unwinding mechanism; 201. unwinding roller; 202. guide roller; 203. tension roller; 3. slitting mechanism; 301. front flattening roller group; 302. knife holder; 303. blade disc; 304. leather blade; 305. rear flattening roller group; 4. output mechanism; 401. first transmission roller; 402. second transmission roller; 403. deviation correction roller; 404. third transmission roller; 405. tracking roller group; 5. finished product winding mechanism; 501. floating roller; 502. connecting rod; 503. winding roller; 504. turntable; 505. empty roll core; 506. mounting shaft; 507. rotating shaft; 6. edge material winding mechanism; 601. bracket; 602. edge material collecting roller.

DETAILED DESCRIPTION

The core of the utility model is to provide a stretching, slitting and winding machine for artificial leather base fabrics. After slitting, adjacent artificial leather base fabrics are rolled up separately, and the rolling processes do not affect each other, thereby improving the rolling quality.

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

In a specific embodiment of the present invention, as shown in Figures 1 and 2, a stretching, slitting and winding machine for artificial leather base fabric includes a frame 1, and the frame 1 is sequentially provided with a reeling mechanism 2, a slitting mechanism 3, an output mechanism 4, a finished product winding mechanism 5, and a side material winding mechanism 6.

Specifically, the unwinding mechanism 2 includes an unwinding roller 201, a guide roller 202 and a tension roller 203. The unwinding roller 201 is located at the front end of the frame 1. The unwinding roller 201 outputs the artificial leather base fabric tape to the guide roller 202, and the guide roller 202 then outputs the artificial leather base fabric tape to the tension roller 203. Both ends of the tension roller 203 are connected and fixed to the frame 1 by bearings, and a pressure sensor is provided under the bearing to detect the passing artificial leather base fabric tape. The tension roller 203 controls the speed of the unwinding motor of the artificial leather base fabric tape to ensure appropriate unwinding tension.

In a specific embodiment of the utility model, as shown in Figures 1 and 2, the slitting mechanism 3 includes a knife frame 302 arranged in the middle of the frame 1, a plurality of blade discs 303 are installed on the knife frame 302, a leather blade 304 is installed on the blade disc 303, and a front flattening roller group 301 and a rear flattening roller group 305 are respectively arranged below the front and rear sides of the knife frame 302. The artificial leather-based fabric belt is horizontally transported between the roller gaps of the flattening roller group, and the conveyed artificial leather-based fabric belt is horizontally suspended and maintained with a certain tension by using the clamping roller assembly. The bottom end of the leather blade 304 protrudes from the bottom surface of the artificial leather-based fabric belt, so that the leather blade 304 can cut the artificial leather-based fabric belt continuously transported below, which is convenient and smooth to cut.

In a specific embodiment of the utility model, as shown in Figures 1 and 2, the output mechanism 4 is located between the slitting mechanism 3 and the finished product winding mechanism 5, and the output mechanism 4 is provided with a first transmission roller 401, a second transmission roller 402, a correction roller 403, a third transmission roller 404, and a tracking roller group 405 in sequence. The first transmission roller 401 is arranged at the lower right part of the rear flattening roller group 305, and transmits the artificial leather base fabric strip cut into strips to the second transmission roller 402. The scraps are directly transmitted to the scrap collection roller 602 without passing through the first transmission roller 401, and the scrap collection roller 602 is driven by a motor to rewind the scraps. The second transmission roller 402 is located at the upper right end of the first transmission roller 401, and a correction roller 403 is provided at the lower right end of the second transmission roller 402, and the upper end of the correction roller 403 is provided with a third transmission roller 404, and the lower right end of the third transmission roller 404 is provided with two tracking roller groups 405. Two sets of tracking rollers 405 are installed up and down, parallel to each other, and each roller set is installed in an offset manner up and down, so that the transmission tension of the artificial leather base fabric belt is maintained during transmission. A photoelectric deflection corrector is provided above the deflection correction roller 403, and the photoelectric deflection corrector can automatically detect the edge and correct the deviation of the belt during transmission.

In a specific embodiment of the utility model, as shown in Figures 1 and 2, the finished product winding mechanism 5 includes a winding roller 503, a floating roller 501 is provided at the upper end of the winding roller 503, both ends of the floating roller 501 are connected to the connecting rod 502 by bearings, the other end of the connecting rod 502 is fixed on the mounting shaft 506, the connecting rod 502 and the mounting shaft 506 are rotatably connected, and the mounting shaft 506 is fixed on the frame 1. A pressure sensor is provided under the bearing to detect the passing artificial leather base fabric belt, and the floating roller 501 controls the speed of the artificial leather base fabric belt winding motor to ensure appropriate winding tension. The floating roller 501 applies a certain pressure to the artificial leather base fabric belt roll, and timely removes the air between the material belt layers during winding, so that the artificial leather base fabric belt roll does not become loose. The winding roller 503 is installed at one end of the turntable 504, and the other end of the turntable 504 is installed with an empty winding core 505. When the artificial leather base fabric tape is fully wound on a winding roller, the winding roller is replaced without stopping the machine, the floating roller 501 is lifted, the turntable rotates 180 degrees, the mother roll is rotated out, the empty roller enters the winding position, and then the artificial leather base fabric tape is cut off, and the floating roller 501 sticks the artificial leather base fabric tape on the new winding roller 503 to continue winding. The finished product winding mechanism 5 is provided with four groups, two groups above and below and parallel to each other.

When the utility model is in use, the unwinding roller 201 guides and conveys the wide artificial leather base fabric belt through the guide roller. When passing through the tension roller 203, pressure sensors are installed under the bearings at both ends of the tension roller 203 to detect the passing artificial leather base fabric belt, detect the tension of the output artificial leather base fabric belt, and adjust the speed of the artificial leather base fabric belt unwinding motor at any time to ensure appropriate unwinding tension. When the artificial leather base fabric belt passes through the slitting unit, the slitting unit cuts the artificial leather base fabric into multiple narrow artificial leather base fabric belt strips. The front flattening roller group 301 and the rear flattening roller group 305 are installed on both sides of the slitting unit to tighten the artificial leather base fabric belt so that the cutting edges are neat. The edge of the material formed after cutting is rolled up by the edge material rolling mechanism 6 in the lower middle part of the frame 1, and can be recycled and reused. The cut shaped material strip is sequentially transmitted through the first transmission roller 401, the second transmission roller 402, the deviation correction roller 403, the third transmission roller 404, and the tracking roller group 405. The tracking roller group 405 is composed of two or more groups and is staggered in the vertical direction. The cut artificial leather base fabric is transmitted separately to prevent the two adjacent artificial leather base fabric strips from sticking together, resulting in uneven subsequent winding. The finished product winding mechanism 5 is provided with two or more groups and placed behind the tracking roller group 405 to wind up the artificial leather base fabric strips separately. The upper end of the winding roller 503 is provided with a floating roller 501. The floating roller 501 controls the speed of the winding motor of the artificial leather base fabric strip to ensure appropriate winding tension. The floating roller 501 applies a certain pressure to the artificial leather base fabric strip roll to timely remove the air between the material strip layers during winding so that the artificial leather base fabric strip roll does not become loose. When the artificial leather-based fabric tape is fully wound on a winding roller 503, there is no need to stop the machine. The turntable 504 rotates 180 degrees, the mother roll is turned out, and the empty roll enters the winding position, and then the artificial leather-based fabric tape is cut off. The floating roller 501 sticks the artificial leather-based fabric tape on the new winding roller 503, and the artificial leather-based fabric tape is continued to be wound. The tension of the artificial leather-based fabric tape is detected before and after during the transmission process, so as to control the speed of unwinding and winding, so that the artificial leather-based fabric tape is smoothly transmitted. The finished product winding mechanism 5 winds the fabric tape separately to ensure the quality of winding, and the roll is changed without stopping the machine, so that the production efficiency is greatly improved.

In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.

The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims (9)

1. The utility model provides an artificial leather base cloth draws and stretches cutting rolling machine, includes frame (1), its characterized in that: the frame (1) is sequentially provided with an unreeling mechanism (2), a slitting mechanism (3), an output mechanism (4), a finished product reeling mechanism (5) and a rim charge reeling mechanism (6) from front to back; the unreeling mechanism (2) outputs wide artificial leather base cloth strips to the slitting mechanism (3), the output mechanism (4) conveys the slit narrow artificial leather base cloth strips backwards, the output mechanism (4) comprises a first conveying roller (401), a second conveying roller (402), a deviation correcting roller (403), a third conveying roller (404) and a tracking roller set (405), and the tracking roller set (405) is formed by more than two groups and is staggered in the vertical direction;

The finished product winding mechanism (5) comprises a winding roller (503), a floating roller (501) is arranged at the upper end of the winding roller (503), two ends of the floating roller (501) are supported by connecting rods (502), two ends of the winding roller (503) are arranged on one side of a rotary table (504), an empty winding core (505) is arranged on the other side of the rotary table (504), more than two groups of finished product winding mechanisms (5) are arranged, and the finished product winding mechanisms (5) are correspondingly arranged behind the tracking roller groups (405) for winding;

The rim charge winding mechanism (6) comprises a middle lower support (601) and a rim charge collecting roller (602), wherein the middle lower support (601) is arranged on the frame (1), and the rim charge collecting roller (602) is arranged at the upper end of the support (601); the two rim charge winding mechanisms (6) are respectively arranged at the left side and the right side of the frame (1).

2. The artificial leather base cloth stretching, slitting and winding machine according to claim 1, wherein: the unreeling mechanism (2) comprises an unreeling roller (201), a guide roller (202) and a tension roller (203), wherein the unreeling roller (201) is positioned at the front end of the rack (1), the unreeling roller (201) outputs an artificial leather base cloth belt to the guide roller (202), and the guide roller (202) outputs the artificial leather base cloth belt to the tension roller (203);

the two ends of the tension roller (203) are connected and fixed on the frame (1) through bearings, a pressure sensor is arranged below the bearings to detect the passing artificial leather base cloth belt, and the tension roller (203) controls the rotating speed of the unreeling motor of the artificial leather base cloth belt so as to ensure proper unreeling tension.

3. The artificial leather base cloth stretching, slitting and winding machine according to claim 1, wherein: the slitting mechanism (3) comprises a knife rest (302) arranged in the middle of the frame (1), a plurality of blade discs (303) are arranged on the knife rest (302), leather blades (304) are arranged on the blade discs (303), the leather blades (304) are disc knives, and a front flattening roller set (301) and a rear flattening roller set (305) are respectively arranged on two sides of the knife rest (302); the artificial leather base cloth is horizontally conveyed between the roll gaps of the flattening nip roll groups, and the bottom ends of the leather blades (304) extend out of the bottom surfaces of the artificial leather base cloth strips.

4. The artificial leather base cloth stretching, slitting and winding machine according to claim 1, wherein: the wind-up roll (503) and the rim charge collecting roll (602) adopt an inflatable shaft, and the material taking is convenient.

5. The artificial leather base cloth stretching, slitting and winding machine according to claim 1, wherein: the tracking roller sets (405) are arranged up and down and are provided with two sets of parallel to each other, and the artificial leather base cloth is respectively transmitted to the finished product winding mechanism (5).

6. The artificial leather base cloth stretching, slitting and winding machine according to claim 1, wherein: the two ends of the floating roller (501) are connected by a connecting rod (502), the other end of the connecting rod (502) is fixed on an installation shaft (506), the connecting rod (502) is rotationally connected with the installation shaft (506), and the installation shaft (506) is fixed on the frame (1).

7. The artificial leather base cloth stretching, slitting and winding machine according to claim 1, wherein: the turntable (504) is fixed on the frame (1) by a rotating shaft (507).

8. The artificial leather base cloth stretching, slitting and winding machine according to claim 1, wherein: and a photoelectric deviation correcting sensor is arranged above the deviation correcting roller (403), and the photoelectric deviation correcting sensor is electrically connected to an equipment electric control system.

9. The artificial leather base cloth stretching, slitting and winding machine according to claim 6, wherein: the two ends of the floating roller (501) are connected with the connecting rod (502) through bearings, a pressure sensor is arranged below the bearings to detect the passing artificial leather base cloth belt, and the floating roller (501) controls the rotating speed of the winding motor of the artificial leather base cloth belt so as to ensure proper winding tension.