CN216992042U

CN216992042U - Cutting machine for film-coated roll paper

Info

Publication number: CN216992042U
Application number: CN202123446940.8U
Authority: CN
Inventors: 林定棠
Original assignee: Luzhou Hongde Technology Material Co ltd
Current assignee: Luzhou Hongde Technology Material Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-19
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a cutting machine for film-coated roll paper, which is arranged at the discharge end of a conveyor belt of the roll paper and comprises a rack and a controller, wherein a fixed cutter is fixedly connected to the rack, and the top of the fixed cutter is smoothly connected with the arc of the discharge end of the conveyor belt; the top of the rack is sequentially provided with a first telescopic cylinder, a second telescopic cylinder and an infrared sensor along the moving direction of the roll paper, a piston rod of the first telescopic cylinder is fixedly connected with a movable cutter, and the moving surface of the movable cutter is matched with the position of the fixed cutter; the cutting edge of the fixed cutter is parallel to the horizontal plane, and the cutting edge of the movable cutter is obliquely arranged; a piston rod of the second telescopic cylinder is fixedly provided with a pressing block; the first telescopic cylinder and the second telescopic cylinder are electrically connected with a signal output end of the controller; the infrared sensor is electrically connected with the signal input end of the controller. The utility model effectively avoids the collision between the cutter and the workbench, prevents the cutter from being damaged and ensures the service life of the cutter.

Description

Cutting machine for film-coated roll paper

Technical Field

The utility model relates to a cutting machine for film-coated roll paper.

Background

After the roll paper is covered with the film and qualified products are formed, the roll paper needs to be cut into a rectangle with a certain size so as to be convenient for other manufacturers to fold the roll paper into a specific shape after purchasing the roll paper.

The existing roll paper cutting machine usually releases roll paper for a certain length and then puts the roll paper on a workbench, and then utilizes a telescopic cylinder or other power devices to make a cutter move downwards and press the roll paper, thereby achieving the purpose of cutting the roll paper; for example, CN202021240930.1 discloses a slitting blade 18 in a cutting device for toilet paper.

Aiming at the structure, the cutter is easy to collide with the workbench, so that the cutter is damaged, the service life of the cutter is short, and the fiber yarn is easy to exist on the section of the paper cut by the structure, so that the cutting quality is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cutting machine for film-coated roll paper, which effectively avoids collision between a cutter and a workbench, prevents the cutter from being damaged and ensures the service life of the cutter aiming at the defects of the prior art.

The embodiment of the utility model is realized by the following technical scheme: a cutting machine for film-coated roll paper is installed at the discharge end of a conveying belt of the roll paper and comprises a rack and a controller, wherein a fixed cutter is fixedly connected to the rack, and the top of the fixed cutter is smoothly connected with the arc of the discharge end of the conveying belt; the top of the rack is sequentially provided with a first telescopic cylinder, a second telescopic cylinder and an infrared sensor along the moving direction of the roll paper, a piston rod of the first telescopic cylinder is fixedly connected with a movable cutter, and the moving surface of the movable cutter is matched with the position of the fixed cutter; the cutting edge of the fixed cutter is parallel to the horizontal plane, and the cutting edge of the movable cutter is obliquely arranged; a piston rod of the second telescopic cylinder is fixedly provided with a pressing block; the first telescopic cylinder and the second telescopic cylinder are electrically connected with a signal output end of the controller; the infrared sensor is electrically connected with the signal input end of the controller.

Further, the second telescopic cylinder is fixedly connected with the rack, the rack comprises a pressure table, and the pressing block is located right above the pressure table.

Further, infrared sensor sliding connection is in the frame, and this infrared sensor's slip stroke range all is located one side of the flexible cylinder of second.

Further, a sliding groove is formed in the rack, a sliding block is connected in the sliding groove in a sliding mode, and the infrared sensor is fixed on the sliding block.

Furthermore, a paper pressing mechanism is arranged on the rack and is positioned right above the conveying belt.

Further, the nipper includes fixed axle, rotary drum and nipper, the one end of nipper pastes with the surface of conveyer belt mutually, the other end fixed connection of nipper is in rotary drum, rotary drum cover and fixed axle and the fixed axle between the rotary drum and the fixed axle fixed torsion spring that is provided with.

Furthermore, one end of the paper pressing plate, which is attached to the conveying belt, is set to be in an arc shape.

Furthermore, the input end of the controller is connected with a power converter, and the power converter is externally connected with a power supply.

The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:

1. according to the utility model, through the matching of the movable cutter and the fixed cutter and the absence of the workbench below the movable cutter, the collision between the cutter and the workbench is effectively avoided, the cutter is prevented from being damaged, and the service life of the cutter is ensured;

2. the press block is driven by the second cylinder to move downwards, so that the roll paper is pressed on the pressing table, the roll paper is prevented from loosening when being sheared, and the shearing quality is ensured;

3. according to the utility model, the controller and the infrared sensor are arranged, so that the position for cutting the roll paper can be effectively positioned, and the size of the cut roll paper sheet is in accordance with the preset production.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a side view of a moving cutter provided by the present invention;

icon: 1-a frame; 2-a first telescopic cylinder; 3-moving the cutter; 4-a second telescopic cylinder; 5-briquetting; 6-an infrared sensor; 7-a chute; 8-a slide block; 9-a controller; 10-a power converter; 11-a pressure receiving plate; 12-fixing the cutter; 13-a conveyor belt; 14-pressing a paper board; 15-a rotating drum; 16-torsion spring; and 17, fixing the shaft.

Detailed Description

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the products of the present invention are used, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element which is referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-2, a cutting machine for film-coated roll paper is arranged at the discharge end of a conveying belt 13 of the roll paper, and the roll paper moves forwards under the action of the conveying belt 13 and a conveying roller before the process; the cutting device comprises a rack 1 and a controller 9, wherein a reinforcing plate is arranged at the bottom of the rack 1, a fixed cutter 12 is fixedly connected to the reinforcing plate, and the reinforcing plate has the function of reinforcing the rack 1 and also has the function of providing a mounting position for the fixed cutter 12; the top of the fixed cutter 12 is smoothly connected with the arc of the discharge end of the conveyor belt 13, as shown in fig. 1, the cutting edge of the fixed cutter 12 is positioned at the top of the arc, the bottom of the arc is tangent to the surface of the conveyor belt 13, and the arc is an inward-concave arc; so set up, can effectual direction of advance of guide stock form and prevent that the stock form from taking place the card dead when moving to the cutting edge position of fixed cutter 12.

In the embodiment, a first telescopic cylinder 2, a second telescopic cylinder 4 and an infrared sensor 6 are sequentially arranged at the top of the frame 1 along the moving direction of the roll paper, and the first telescopic cylinder 2 is fixedly connected with the top of the frame 1; the first telescopic cylinder 2 and the second telescopic cylinder 4 have the same structure and are provided with cylinder bases and piston rods, and the piston rods are connected with the cylinder bases in a sliding manner; a piston rod of the first telescopic cylinder 2 is fixedly connected with a movable cutter 3, the upper and lower moving surfaces of the movable cutter 3 are matched with the position of the fixed cutter 12, and a structure similar to a shear is formed between the movable cutter 3 and the fixed cutter 12; further, the cutting edge of the fixed cutter 12 is parallel to the horizontal plane, and the arrangement is to adapt to roll paper, ensure that the plane of the roll paper is parallel to the horizontal line, and prevent the roll paper from inclining to cause dislocation during cutting; the cutting edge of the movable cutter 3 is obliquely arranged, an included angle exists between the cutting edge of the movable cutter 3 and the cutting edge of the fixed cutter 12, and the included angle is a non-straight angle included angle; the arrangement of the blade of the movable cutter 3 has the following specific functions:

when the movable cutter 3 moves downwards, the front end of the cutting edge of the movable cutter firstly cuts the roll paper, and the roll paper is cut in an inclined posture, so that burrs are not generated on the cutting edge of the roll paper when the roll paper is conveniently cut.

In this embodiment, a piston rod of the second telescopic cylinder 4 is fixedly provided with a pressing block 5, the pressing block 5 presses the roll paper downwards, so that the roll paper is tightly attached to the cutting edge of the fixed cutter 12, and the pressing block 5 is matched with the frame 1, so that the roll paper can be tightly pressed, the roll paper is prevented from loosening when being sheared, and the shearing quality is ensured.

In this embodiment, the first telescopic cylinder 2 and the second telescopic cylinder 4 are both electrically connected to a signal output end of the controller 9; the infrared sensor 6 is electrically connected with a signal input end of the controller 9; the infrared sensor 6 obtains a signal that the roll paper reaches a specified position and transmits the signal to the controller 9, and the controller 9 obtains the signal and then sequentially controls the second telescopic cylinder 4 and the first telescopic cylinder 2 to work.

In this embodiment, the second telescopic cylinder 4 is fixedly connected with the frame 1, the frame 1 includes a pressed platform 11, the pressing block 5 is located right above the pressed platform 11, the roll paper is pressed between the pressed platform 11 and the pressing block 5 under the effect of the pressing block 5, and in order to enable the roll paper to be in a horizontal state when being pressed, the height of the pressed platform 11 is equal to the height of the blade of the fixed cutter 12.

In this embodiment, in order to adjust the cutting length of the roll paper and enable the device to produce roll paper sheets with different specifications, the infrared sensor 6 is slidably connected to the frame 1, the sliding stroke range of the infrared sensor 6 is located on one side of the second telescopic cylinder 4, the infrared sensor 6 slides to different positions, and the infrared sensor 6 senses different lengths of the roll paper to be cut when the roll paper is rolled.

Specifically, in this embodiment, in order to realize the sliding connection between the infrared sensor 6 and the rack 1, a sliding groove 7 is provided on the rack 1, a sliding block 8 is slidably connected in the sliding groove 7, the infrared sensor 6 is fixed on the sliding block 8, and the sliding block 8 slides in the sliding groove 7 to drive the infrared sensor 6 to move.

Further, the infrared sensor 6 includes an infrared emitter and a receptor, the receptor is used for sensing the infrared ray emitted by the infrared emitter, the infrared emitter is fixed on the top of the frame 1, and the receptor is fixed on the pressure table 11; when the roll paper shields the infrared rays emitted by the infrared emitter, the sensor cannot sense the infrared rays, the signal is transmitted to the controller 9, and the controller 9 controls the first telescopic cylinder 2 and the second telescopic cylinder 4 to work.

In this embodiment, in order to make the roll paper have friction between the roll paper and the conveying belt 13 when entering the conveying belt 13 and ensure the contact area between the roll paper and the conveying belt 13, so as to ensure that the roll paper is stabilized by the force of the conveying belt 13, a paper pressing mechanism is arranged on the frame 1, the paper pressing mechanism is located right above the conveying belt 13, and the paper pressing mechanism can press the roll paper on the conveying belt 13.

In this embodiment, the paper pressing mechanism includes a fixed shaft 17, a rotary drum 15 and a paper pressing plate 14, one end of the paper pressing plate 14 is attached to the surface of the conveying belt 13, the other end of the paper pressing plate 14 is fixedly connected to the rotary drum 15, the rotary drum 15 is sleeved on the fixed shaft 17, a torsion spring 16 is fixedly arranged between the rotary drum 15 and the fixed shaft 17, and the rotary drum 15 always tends to rotate under the action of the elastic force of the torsion spring 16, so that the paper pressing plate 14 is driven to press the roll paper on the surface of the conveying belt 13.

In this embodiment, in order to reduce the relative friction generated by the contact between the paper pressing plate 14 and the roll paper, the end of the paper pressing plate 14, which is attached to the conveying belt 13, is set to be in the shape of a circular arc, which can change the surface contact between the paper pressing plate 14 and the roll paper surface into line contact, thereby reducing the friction resistance and reducing the interference caused by the paper pressing plate 14 to the roll paper movement.

In this embodiment, the input end of the controller 9 is connected to the power converter 10, the power converter 10 is externally connected to a power supply, the power supply provides stable energy for the device, and the power converter 10 can convert the national standard voltage into the voltage required by the controller 9.

In the present embodiment, a cutting machine for film-coated roll paper operates as follows:

s1: the roll paper moves forward by the conveyor belt 13 and the conveyor rollers before the process, and the roll paper moves along the conveyor belt 13 by the platen 14;

s2: the roll paper enters the circular arc of the fixed cutter 12, moves to the cutting edge of the fixed cutter 12 under the guiding action of the circular arc and passes through the cutting edge, and under the action of the paper pressing plate 14, the fixed cutter 12 only supports the roll paper at the moment, so that the roll paper forms an angle shown in figure 1 and leans against the fixed cutter 12;

s3: the roll paper continues to move until the infrared sensor 6 is shielded, the infrared sensor 6 obtains a roll paper in-place signal and transmits the roll paper to the controller 9, and the controller 9 controls the second telescopic cylinder 4 and the first telescopic cylinder 2 to start working one by one;

s4: the second telescopic cylinder 4 works, the pressing block 5 moves downwards to press the paper board to the surface of the pressing table 11, and the roll paper starts to bend from the edge of the fixed cutter 12, so that the roll paper is in a tensioned state, and the bending of the roll paper is reduced when the follow-up moving cutter 3 cuts the roll paper, and burrs are generated;

s5: the first telescopic cylinder 2 works, the movable cutter 3 moves downwards, one end of the movable cutter 3 is firstly contacted with the roll paper and starts to cut the roll paper, and the movable cutter 3 continues to move downwards until the roll paper is completely cut off; the parts are reset and the roll paper is conveyed again.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cutting machine of tectorial membrane stock form installs the discharge end at conveyer belt (13) of stock form, its characterized in that: the cutting device comprises a rack (1) and a controller (9), wherein a fixed cutter (12) is fixedly connected to the rack (1), and the top of the fixed cutter (12) is smoothly connected with the arc of the discharge end of a conveyor belt (13); the top of the rack (1) is sequentially provided with a first telescopic cylinder (2), a second telescopic cylinder (4) and an infrared sensor (6) along the moving direction of the roll paper, a piston rod of the first telescopic cylinder (2) is fixedly connected with a movable cutter (3), and the moving surface of the movable cutter (3) is matched with the position of a fixed cutter (12); the cutting edge of the fixed cutter (12) is parallel to the horizontal plane, and the cutting edge of the movable cutter (3) is obliquely arranged; a pressing block (5) is fixedly arranged on a piston rod of the second telescopic cylinder (4); the first telescopic cylinder (2) and the second telescopic cylinder (4) are electrically connected with a signal output end of the controller (9); the infrared sensor (6) is electrically connected with a signal input end of the controller (9).

2. The cutting machine for film-covered roll paper according to claim 1, characterized in that: the second telescopic cylinder (4) is fixedly connected with the rack (1), the rack (1) comprises a pressure table (11), and the pressing block (5) is located right above the pressure table (11).

3. The cutting machine for film-covered roll paper according to claim 1, characterized in that: the infrared sensor (6) is connected to the rack (1) in a sliding mode, and the sliding stroke range of the infrared sensor (6) is located on one side of the second telescopic cylinder (4).

4. The cutting machine for film-covered roll paper according to claim 3, characterized in that: the frame (1) is provided with a sliding groove (7), the sliding groove (7) is connected with a sliding block (8) in a sliding mode, and the infrared sensor (6) is fixed on the sliding block (8).

5. The cutting machine for film-covered roll paper according to claim 1, characterized in that: the paper pressing mechanism is arranged on the rack (1) and is located right above the conveying belt (13).

6. The cutting machine for film-covered roll paper according to claim 5, characterized in that: the paper pressing mechanism comprises a fixed shaft (17), a rotary cylinder (15) and a paper pressing plate (14), one end of the paper pressing plate (14) is attached to the surface of the conveying belt (13), the other end of the paper pressing plate (14) is fixedly connected to the rotary cylinder (15), and a torsion spring (16) is fixedly arranged between the rotary cylinder (15) and the fixed shaft (17) and between the rotary cylinder (15) and the fixed shaft (17).

7. The cutting machine for film-covered roll paper according to claim 6, characterized in that: one end of the paper pressing plate (14) which is attached to the conveying belt (13) is arranged to be in an arc shape.

8. The cutting machine for film-covered roll paper according to claim 1, characterized in that: the input end of the controller (9) is connected with a power converter (10), and the power converter (10) is externally connected with a power supply.