CN217650569U

CN217650569U - Automatic paper cutting device for firecrackers

Info

Publication number: CN217650569U
Application number: CN202220018672.5U
Authority: CN
Inventors: 邓辉凡; 邓辉旭; 邓辉宇
Original assignee: Wanzai Dongsheng Fireworks Co ltd
Current assignee: Wanzai Dongsheng Fireworks Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-10-25
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses an automatic paper cutting device of firecrackers, including the carriage, the paper roll frame, compression roller and cut paper frame, the utility model discloses a set up cam linkage, belt drive and cutter, during the use, variable speed motor passes through belt drive and drives cam linkage work, cam linkage just can indirectly drive cutter up-and-down reciprocating motion, realize cutting off to the firecrackers paper, realize automatic cut paper, and cut paper size control accuracy is high, be difficult for makeing mistakes, carry out the rotational speed regulation through controller control variable speed motor, can realize the regulation to cutter cut-off frequency, and then realize the control to the firecrackers paper cut-off length, satisfy different specification firecrackers paper cut-off paper needs, through setting up conveyer belt and compression roller, the conveyer belt conveying can be hugged closely with the paper that the compression roller cooperation can make on the paper roll, the paper is difficult for appearing the fold when conveying to the paper frame like this, the surface roughness is high, and then help improving the precision of cut-off paper size.

Description

Automatic paper cutting device for firecrackers

Technical Field

The utility model relates to a firecrackers production technical field specifically is an automatic paper cutting device of firecrackers.

Background

Firecrackers are a common celebration tool for festival celebration days of people in the past year, and have very wide requirements in China, firecracker paper is paper used for wrapping gunpowder together, the coiled paper needs to be cut into short paper with the same size in the production process of the firecrackers, then the short paper is twisted and coiled into a cylindrical paper tube, then a proper amount of gunpowder is added into the paper tube, and then the cylindrical paper tube is further produced and processed into complete firecrackers.

At present, the paper cutting device for firecrackers has the problems of low automation degree, inaccurate paper cutting size control and inconvenient paper cutting length adjustment, and influences the automatic production efficiency of firecrackers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic paper cutting device of firecrackers to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an automatic paper cutting device, includes carriage, scroll frame, compression roller and cut paper frame, install the conveyer belt on the last transport roll body of carriage, conveyor motor is installed to carriage one side, conveyor motor is connected with the transport roll body transmission, the transport end of carriage is provided with cuts the paper frame, install the scroll frame on the transport head of carriage, set up the scroll on the scroll frame, install the compression roller on the carriage between scroll frame and cut paper frame, the upper portion both sides of cutting the paper frame are provided with the slide rail, and it is provided with the horizontal pole to slide between two slide rails, the cutter is installed to the bottom of horizontal pole, install cam linkage on the both sides outer wall of cutting the paper frame, the both ends bottom and the both sides cam linkage of horizontal pole are connected, it links the axle to install with the cut paper frame lower part intermediate position, it is connected with the rotation of cutting the paper frame to link the both ends tip of axle and be connected with both sides cam linkage, the bottom of cutting the paper frame is installed the variable speed motor, be provided with link the transmission belt and be connected.

As a further aspect of the present invention: the cam link mechanism comprises a cam cover, a cam, a connecting rod, a roller wheel, a spring and a baffle plate, wherein the cam cover is fixed on the conveying frame, the cam is arranged in the cam cover, the cam is installed on connecting shafts at two ends, the connecting rod is movably inserted into the upper part of the cam cover, the roller wheel is installed at the bottom end of the connecting rod, the top end of the connecting rod is fixedly connected with the cross rod, and the spring is sleeved outside the connecting rod.

As the utility model discloses further scheme again: the connecting rod is provided with a baffle plate, and the baffle plate is positioned at the upper part of the spring.

As the utility model discloses further scheme again: the belt transmission mechanism comprises a large belt pulley, a belt and a small belt pulley, wherein the large belt pulley is arranged on a connecting shaft, the small belt pulley is arranged on a rotating shaft of a variable speed motor, and the belt is sleeved between the small belt pulley and the large belt pulley.

As the utility model discloses further scheme again: the paper cutting frame is characterized in that a cutting plate is arranged in the middle of the paper cutting frame and vertically corresponds to the cutter, and a material guide disc is arranged at the front part of the cutting plate.

As a further aspect of the present invention: the controller is installed to paper cutting frame bottom, the controller passes through the wire respectively with conveying motor and variable speed motor electric connection, controller and external power source electric connection.

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

1. the utility model discloses a set up cam link mechanism, belt drive and cutter, during the use, the variable speed motor passes through belt drive and drives cam link mechanism work, cam link mechanism just can indirectly drive cutter up-and-down motion, realize cutting off to the firecracker paper, realize automatic cut paper, and cut paper size control accuracy is high, be difficult for makeing mistakes, carry out the rotational speed through controller control variable speed motor and adjust, can realize the regulation to cutter cut-off frequency, and then realize the control to the firecracker paper cut-off length, satisfy different specification firecracker paper cut paper needs.

2. The utility model discloses a set up conveyer belt and compression roller, the conveyer belt can make the paper on the firecracker scroll hug closely the conveyer belt conveying with the compression roller cooperation, and the paper is difficult for appearing the fold when conveying to cutting the paper frame like this, and surface smoothness is high, and then helps improving the precision of cut paper size.

Drawings

Fig. 1 is a front view of an automatic paper cutting device for firecrackers.

Fig. 2 is a left side view of an automatic paper cutting device for firecrackers.

Fig. 3 is a partial plan view of an automatic paper cutting device for firecrackers.

Fig. 4 is a schematic structural view of an automatic firecracker paper cutting device, and a cam link mechanism in fig. 1.

1. A conveying frame; 2. a conveyor belt; 3. a conveying motor; 4. a paper roll holder; 5. a roll of firecrackers paper; 6. a compression roller; 7. a paper cutting frame; 8. a cam linkage mechanism; 801. a cam cover; 802. a cam; 803. a connecting rod; 804. a roller wheel; 805. a spring; 806. a baffle plate; 9. a slide rail; 10. a cross bar; 11. a cutter; 12. cutting a plate; 13. a material guide plate; 14. a connecting shaft; 15. a belt drive mechanism; 1501. a large belt pulley; 1502. a belt; 1503. a small belt pulley; 16. a variable speed motor; 17. and a controller.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1 to 4, in an embodiment of the present invention, an automatic firecracker paper cutting device includes a transportation frame 1, a paper roll frame 4, a press roller 6 and a paper cutting frame 7, a transportation belt 2 is installed on a transportation roller body on the transportation frame 1, a transportation motor 3 is installed on one side of the transportation frame 1, the transportation motor 3 is in transmission connection with the transportation roller body, a transportation end of the transportation frame 1 is provided with the paper cutting frame 7, the paper roll frame 4 is installed on a transportation head end of the transportation frame 1, a firecracker paper roll 5 is arranged on the paper roll frame 4, the press roller 6 is installed between the paper roll frame 4 and the paper cutting frame 7 on the transportation frame 1, slide rails 9 are arranged on two upper sides of the paper cutting frame 7, a cross rod 10 is slidably arranged between the two slide rails 9, a cutter 11 is installed at the bottom of the cross rod 10, cam link mechanisms 8 are installed on outer walls on two sides of the paper cutting frame 7, bottom portions of the cross rod 10 are connected with the cam link mechanisms 8 on two sides, a link shaft 14 is installed at a lower middle position of the cross rod 10, the link shaft 14 is rotatably connected with the paper cutting frame 7, two end portions of the link shaft 14 are connected with the cam link mechanisms 8, a transmission mechanism 16, a speed change motor 16 is connected with a speed change motor 16, a speed change motor 16 is installed on the transmission mechanism 16 and a transmission motor 16.

The cam link mechanism 8 comprises a cam cover 801, a cam 802, a connecting rod 803, a roller wheel 804, a spring 805 and a baffle 806, wherein the cam cover 801 is fixed on the conveying frame 1, the cam 802 is arranged inside the cam cover 801, the cam 802 is installed on connecting shafts 14 at two ends, the connecting rod 803 is movably inserted into the upper part of the cam cover 801, the roller wheel 804 is installed at the bottom end of the connecting rod 803, the top end of the connecting rod 803 is fixedly connected with the cross rod 10, and the spring 805 is sleeved outside the connecting rod 803.

The connecting rod 803 is provided with a baffle 806, the baffle 806 is positioned at the upper part of the spring 805, and the baffle 806 can compress the spring 805 when the cutter 11 descends to the bottom quickly, and plays a role of buffering and protecting the cutter 11 by using the restoring force of the spring 805.

The belt transmission mechanism 15 comprises a large belt pulley 1501, a belt 1502 and a small belt pulley 1503, wherein the large belt pulley 1501 is installed on the connecting shaft 14, the small belt pulley 1503 is installed on a rotating shaft of the variable speed motor 16, and the belt 1502 is sleeved between the small belt pulley 1503 and the large belt pulley 1501.

The middle of the paper cutting frame 7 is provided with a cutting plate 12, the cutting plate 12 corresponds to the cutter 11 up and down, the front part of the cutting plate 12 is provided with a material guide disc 13, and the material guide disc 13 can conveniently guide out the firecracker paper cut off by the cutter 11.

The controller 17 is installed at the bottom of the paper cutting frame 7, the controller 17 is electrically connected with the conveying motor 3 and the variable speed motor 16 through wires respectively, the model of the controller 17 is S7-200, and the controller 17 is electrically connected with an external power supply.

The utility model discloses a theory of operation is:

when the firecracker paper cutting machine is used, firstly, the firecracker paper roll 5 is installed on the paper roll frame 4, then the conveying motor 3 is started to drive the conveying belt 2 to convey paper to one side of the paper cutting frame 7, when the paper passes through the space between the pressing roller 6 and the conveying belt 2, the paper can be flattened by the pressing roller 6 and is tightly attached to the conveying belt 2, so that the paper can be effectively prevented from fluctuating in the conveying process and the machining precision is influenced, meanwhile, the speed change motor 16 drives the small belt pulley 1503 to rotate, the small belt pulley 1503 drives the large belt pulley 1501 to rotate through the belt 1502, the large belt pulley 1501 drives the connecting shaft 14 to rotate, the connecting shaft 14 drives the cams 802 on two sides to rotate, when the cams 802 rotate upwards, the roller 804 can lift the roller 804 upwards, the roller 804 can lift the cross rod 10 in the sliding rail 9 upwards through the connecting rod 803, the cross rod 10 drives the cutter 11 to lift upwards, when the cam 802 rotates downwards, the roller 804 can reduce the supporting force, the roller 804 can instantly lower the paper to pass through, automatic paper cutting can cut, when the rotating speed of the paper needs to be reduced, and the rotating speed of the speed change controller 17 can be increased when the rotating speed of the guide disc 13 is needed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an automatic paper cutting device of firecrackers, includes carriage (1), paper roll frame (4), compression roller (6) and cut paper frame (7), its characterized in that: install conveyer belt (2) on the transport roll body on carriage (1), conveyer motor (3) are installed to carriage (1) one side, conveyer motor (3) are connected with the transmission of conveying roll body, the transport end of carriage (1) is provided with cuts paper frame (7), install on the transport head of carriage (1) paper frame (4), set up scroll (5) on paper frame (4), install compression roller (6) on carriage (1) between paper frame (4) and cut paper frame (7), the upper portion both sides of cutting paper frame (7) are provided with slide rail (9), and it is provided with horizontal pole (10) to slide between two slide rail (9), cutter (11) are installed to the bottom of horizontal pole (10), install cam link mechanism (8) on the both sides outer wall of cutting paper frame (7), the both ends bottom and both sides cam link mechanism (8) of cutting paper frame (10) are connected, the lower part intermediate position of cutting paper frame (7) is installed and is linked with axle (14), even the change speed motor (16) are connected with change speed motor (7) end portion (16) The variable speed motor (16) is in transmission connection with the connecting shaft (14) through a belt transmission mechanism (15).

2. The automatic paper cutting device for firecrackers as claimed in claim 1, wherein: the cam link mechanism (8) comprises a cam cover (801), a cam (802), a connecting rod (803), a roller wheel (804), a spring (805) and a baffle (806), wherein the cam cover (801) is fixed on the conveying frame (1), the cam (802) is arranged inside the cam cover (801), the cam (802) is installed on a connecting shaft (14) at two ends, the connecting rod (803) is movably inserted into the upper portion of the cam cover (801), the roller wheel (804) is installed at the bottom end of the connecting rod (803), the top end of the connecting rod (803) is fixedly connected with the cross rod (10), and the spring (805) is sleeved outside the connecting rod (803).

3. The automatic paper cutting device for firecrackers as claimed in claim 2, wherein: a baffle plate (806) is mounted on the connecting rod (803), and the baffle plate (806) is located at the upper part of the spring (805).

4. The automatic paper cutting device for firecrackers as claimed in claim 1, wherein: the belt transmission mechanism (15) comprises a large belt pulley (1501), a belt (1502) and a small belt pulley (1503), wherein the large belt pulley (1501) is installed on a connecting shaft (14), the small belt pulley (1503) is installed on a rotating shaft of a variable speed motor (16), and the belt (1502) is sleeved between the small belt pulley (1503) and the large belt pulley (1501).

5. The automatic paper cutting device for firecrackers as claimed in claim 1, wherein: the paper cutting machine is characterized in that a cutting plate (12) is installed in the middle of the paper cutting frame (7), the cutting plate (12) vertically corresponds to the cutter (11), and a material guide disc (13) is installed on the front portion of the cutting plate (12).

6. The automatic paper cutting device for firecrackers as claimed in claim 1, wherein: cut paper frame (7) bottom and install controller (17), controller (17) pass through the wire respectively with conveying motor (3) and variable speed motor (16) electric connection, controller (17) and external power source electric connection.