Automatic film unwinding and collecting mechanism of splitting machine

Abstract

The utility model discloses an unwinding automatic film collecting mechanism of a splitting machine, which comprises two mounting seats which are oppositely arranged, a first main shaft is mounted between the two mounting seats, two first clamping arms are mounted on the first main shaft, and first clamping blocks are respectively and rotatably mounted at the upper ends of the two first clamping arms. A second main shaft is further mounted between the two mounting seats, two second clamping arms are mounted on the second main shaft, a second clamping block is rotatably mounted at the upper ends of the two second clamping arms, and the second clamping block is connected with a rotating device used for driving the second clamping block to rotate. The paper roll clamped and fixed between the two first clamping blocks can be unwound and conveyed to the splitting machine, meanwhile, the second clamping blocks can be driven to rotate through the rotating device, a thin film on the paper roll is wound on the thin film collecting barrel clamped and fixed between the two second clamping blocks, and then the thin film on the paper roll can be collected.

Description

Technical Field

[0001] The utility model relates to the technical field of slitting machines, in particular to an automatic film unwinding and collecting mechanism of a slitting machine. Background Art

[0002] An unwinding mechanism is usually provided in an existing roll paper cutter, and the unwinding mechanism is used to lift the paper roll to be cut to a required height for unwinding the paper roll. However, the existing paper roll with film needs to be collected before cutting, and the unwinding mechanism cannot collect the film on the paper. Utility Model Content

[0003] The purpose of the utility model is to overcome the above technical deficiencies, to provide an automatic film unwinding and winding mechanism for a slitting machine, and to solve the technical problems in the background technology.

[0004] In order to achieve the above-mentioned technical purpose, the technical solution of the utility model provides an automatic film unwinding and winding mechanism for a slitting machine, comprising two mounting seats arranged opposite to each other, a first main shaft is installed between the two mounting seats, two first clamping arms are installed on the first main shaft, and first clamping blocks are rotatably installed on the upper ends of the two first clamping arms, a second main shaft is also installed between the two mounting seats, two second clamping arms are installed on the second main shaft, and second clamping blocks are rotatably installed on the upper ends of the two second clamping arms, and the second clamping blocks are connected to a rotating device for driving the second clamping blocks to rotate.

[0005] Furthermore, both ends of the first main shaft are rotatably mounted on two mounting seats respectively, one end of the first main shaft is hinged to one end of the first telescopic device, and the other end of the first telescopic device is hinged to the mounting seat.

[0006] Furthermore, a first sliding groove matching the first main shaft is provided at the bottom of the first clamping arm, the first clamping arm is slidably arranged on the first main shaft through the first sliding groove, and a first bolt for fixing the first clamping arm on the first main shaft is provided at the lower end of the first clamping arm.

[0007] Furthermore, both ends of the second main shaft are rotatably mounted on two mounting seats respectively, one end of the second main shaft is hinged to one end of the second telescopic device, and the other end of the second telescopic device is hinged to the mounting seat.

[0008] Furthermore, a second slide groove matching the second main shaft is provided at the bottom of the second clamping arm, the second clamping arm is slidably arranged on the second main shaft through the second slide groove, and a second bolt for fixing the second clamping arm on the second main shaft is provided at the lower end of the second clamping arm.

[0009] Furthermore, the first clamping block is a conical structure.

[0010] Furthermore, the second clamping block is a conical structure.

[0011] Furthermore, the rotating device is a motor.

[0012] The beneficial effects of the utility model include: the utility model provides an automatic film unwinding and collecting mechanism for a slitting machine, when the slitting machine is cutting paper, the paper roll clamped and fixed between the two first clamping blocks can be unrolled and transported to the slitting machine, and at the same time the second clamping block can be driven to rotate by the rotating device, and the film on the paper roll is wound around the film collecting drum clamped and fixed between the two second clamping blocks, so that the film on the paper roll can be collected. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of an automatic film unwinding and collecting mechanism of a slitting machine according to an embodiment of the utility model;

[0014] Figure 2 This is another state diagram of the automatic film unwinding and winding mechanism of a slitting machine according to an embodiment of the utility model;

[0015] In the figure: 1. mounting seat; 2. first main shaft; 3. first clamping arm; 31. first slide groove; 32. first bolt; 4. first clamping block; 5. second main shaft; 6. second clamping arm; 61. second slide groove; 62. second bolt; 7. second clamping block; 8. rotating device; 9. first telescopic device; 10. second telescopic device. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0017] The utility model embodiment provides an automatic film unwinding and collecting mechanism for a slitting machine, such as Figure 1-2Su Shi, comprising two mounting seats 1 arranged opposite to each other, a first main shaft 2 is installed between the two mounting seats 1, two first clamping arms 3 are installed on the first main shaft 2, the upper ends of the two first clamping arms 3 are respectively rotatably installed with first clamping blocks 4, the first clamping blocks 4 are conical structures, the two first clamping blocks 4 can be respectively clamped at both ends of the paper roll to clamp and fix the paper roll, a second main shaft 5 is also installed between the two mounting seats 1, two second clamping arms 6 are installed on the second main shaft 5, the upper ends of the two second clamping arms 6 are rotatably installed with second clamping blocks 7, the second clamping blocks 7 It is a conical structure. The second clamping block 7 can be clamped at both ends of the film collecting cylinder for collecting the film. The second clamping block 7 is connected to a rotating device 8 for driving the second clamping block 7 to rotate. The rotating device 8 is one of an electric motor, a hydraulic motor or a pneumatic motor. When the slitting machine is cutting paper, the paper roll clamped and fixed between the two first clamping blocks 4 can be unrolled and transported to the slitting machine. At the same time, the second clamping block 7 can be driven to rotate by the rotating device 8, and the film on the paper roll is wound around the film collecting cylinder clamped and fixed between the two second clamping blocks 7, so that the film on the paper roll can be collected.

[0018] In this embodiment, both ends of the first main shaft 2 are rotatably mounted on two mounting seats 1 respectively, one end of the first main shaft 2 is hinged to one end of the first telescopic device 9, and the other end of the first telescopic device 9 is hinged to the mounting seat 1. The first telescopic device 9 is one of a cylinder, a hydraulic cylinder or an electric telescopic rod. The first main shaft 2 can be driven to rotate within a certain angle range through the automatic extension and retraction of the first telescopic device 9. The first main shaft 2 can drive the first clamping arm 3 to swing, so that the height of the first clamping block 4 can be adjusted, that is, the paper roll clamped and fixed between the two first clamping blocks 4 can be lifted to the required height according to the actual needs of the slitting machine to carry out the paper roll unwinding operation.

[0019] In this embodiment, a first slide groove 31 matching with the first main shaft 2 is provided at the bottom of the first clamping arm 3, and the first clamping arm 3 is slidably arranged on the first main shaft 2 through the first slide groove 31. A first bolt 32 for fixing the first clamping arm 3 on the first main shaft 2 is provided at the lower end of the first clamping arm 3. The first clamping arm 3 can slide on the first main shaft 2, so that the distance between the two first clamping blocks 4 can be adjusted, that is, a new paper roll can be replaced after the paper roll is used up. At the same time, after the paper roll is replaced, the first clamping arm 3 can be fixed to the first main shaft 2 by the first bolt 32, so that the distance between the two first clamping blocks 4 can be fixed.

[0020] In this embodiment, both ends of the second main shaft 5 are rotatably mounted on two mounting seats 1 respectively, one end of the second main shaft 5 is hinged to one end of the second telescopic device 10, and the other end of the second telescopic device 10 is hinged to the mounting seat 1. The second main shaft 5 can be driven to rotate within a certain angle range by the automatic extension and retraction of the second telescopic device 9. The second main shaft 5 can drive the second clamping arm 6 to swing, so that the height of the second clamping block 7 can be adjusted, that is, the film collecting cylinder clamped and fixed between the two second clamping blocks 7 can be lifted to the required height according to the height of the paper roll, so as to collect the film on the paper roll.

[0021] In this embodiment, a second slide groove 61 matching with the second main shaft 5 is provided at the bottom of the second clamping arm 6. The second clamping arm 6 is slidably arranged on the second main shaft 5 through the second slide groove 61. A second bolt 62 for fixing the second clamping arm 6 on the second main shaft 5 is provided at the lower end of the second clamping arm 6. The second clamping arm 6 can slide on the second main shaft 5, so that the distance between the two second clamping blocks 7 can be adjusted, that is, a new film collecting tube can be replaced after a certain amount of film is collected on the film collecting tube. At the same time, after the film collecting tube is replaced, the second clamping arm 6 can be fixed to the second main shaft 5 by the second bolt 62, so that the distance between the two second clamping blocks 7 can be fixed.

[0022] Specific principle: before cutting paper, the paper roll is clamped and fixed between the two first clamping blocks 4, and the first main shaft 2 is driven to rotate by the automatic extension and retraction of the first telescopic device 9, and the first main shaft 2 drives the first clamping arm 3 to swing, so that the paper roll clamped and fixed between the two first clamping blocks 4 is lifted to the required height, and the film collecting cylinder is clamped and fixed between the two second clamping blocks 7, and the second main shaft 5 is driven to rotate by the automatic extension and retraction of the second telescopic device 9, and the second main shaft 5 drives the second clamping arm 6 to swing, and the film collecting cylinder clamped and fixed between the two second clamping blocks 7 is lifted to the required height, and the paper roll clamped and fixed between the two first clamping blocks 4 can be unwound and transported to the slitting machine, and at the same time, the second clamping block 7 can be driven to rotate by the rotating device 8, and the film on the paper roll is wound around the film collecting cylinder clamped and fixed between the two second clamping blocks 7, so that the film on the paper roll can be collected.

[0023] The specific implementation methods of the utility model described above do not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. An automatic film unwinding and winding mechanism for a slitting machine, comprising two mounting seats (1) arranged opposite to each other, a first main shaft (2) being mounted between the two mounting seats (1), two first clamping arms (3) being mounted on the first main shaft (2), and first clamping blocks (4) being rotatably mounted on the upper ends of the two first clamping arms (3), characterized in that: A second main shaft (5) is also installed between the two mounting seats (1), and two second clamping arms (6) are installed on the second main shaft (5). A second clamping block (7) is rotatably installed on the upper ends of the two second clamping arms (6), and the second clamping block (7) is connected to a rotating device (8) for driving the second clamping block (7) to rotate.

2. The automatic film unwinding and collecting mechanism of a slitting machine according to claim 1, characterized in that: The two ends of the first main shaft (2) are rotatably mounted on two mounting seats (1) respectively; one end of the first main shaft (2) is hinged to one end of a first telescopic device (9); and the other end of the first telescopic device (9) is hinged to the mounting seat (1).

3. The automatic film unwinding and collecting mechanism of a slitting machine according to claim 1, characterized in that: A first sliding groove (31) matching with the first main shaft (2) is provided at the bottom of the first clamping arm (3); the first clamping arm (3) is slidably arranged on the first main shaft (2) through the first sliding groove (31); and a first bolt for fixing the first clamping arm (3) on the first main shaft (2) is provided at the lower end of the first clamping arm (3).

4. The automatic film unwinding and collecting mechanism of a slitting machine according to claim 1, characterized in that: The two ends of the second main shaft (5) are rotatably mounted on two mounting seats (1) respectively; one end of the second main shaft (5) is hinged to one end of the second telescopic device (10); and the other end of the second telescopic device (10) is hinged to the mounting seat (1).

5. The automatic film unwinding and collecting mechanism of a slitting machine according to claim 1, characterized in that: A second sliding groove (61) matching with the second main shaft (5) is provided at the bottom of the second clamping arm (6); the second clamping arm (6) is slidably arranged on the second main shaft (5) through the second sliding groove (61); and a second bolt for fixing the second clamping arm (6) on the second main shaft (5) is provided at the lower end of the second clamping arm (6).

6. The automatic film unwinding and collecting mechanism of a slitting machine according to claim 1, characterized in that: The first clamping block (4) is a conical structure.

7. The automatic film unwinding and collecting mechanism of a slitting machine according to claim 1, characterized in that: The second clamping block (7) is a conical structure.

8. The automatic film unwinding and collecting mechanism of a slitting machine according to claim 1, characterized in that: The rotating device (8) is a motor.

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