Paper roll lifting device in splitting machine

Abstract

The utility model discloses a paper roll lifting device in a splitting machine, which comprises a front fixing frame and a rear fixing frame, hanging plates extending rightwards are arranged on the fixing frames, a swing plate is hinged to the two hanging plates together, and a lifting mechanism used for controlling the angle of the swing plate is arranged in the fixing frames. Two supporting arms are connected to the right side face of the swing plate in a front-back sliding mode, supporting columns are rotationally connected into the supporting arms, two first air cylinders are installed in the swing plate, and two first piston rods extending out of the first air cylinders are connected to the two supporting arms correspondingly; the two supporting arms can relatively move back and forth under the action of the first air cylinder so as to clamp and discharge paper rolls, and in addition, the two supporting arms can integrally move back and forth under the action of the second air cylinder, so that the paper roll clamping device can clamp the paper rolls located at different positions on the ground, and the working efficiency is improved. And the position accuracy requirement during paper roll clamping is lowered.

Description

Technical Field

[0001] The utility model relates to the technical field of unwinding, in particular to a paper roll lifting device in a slitting machine. Background Art

[0002] After production, paper generally needs to be rolled up to save space, facilitate transportation, and reduce losses. The paper roll needs to be unrolled when it is used or slit.

[0003] When unwinding, the unwinder in the slitting machine generally supports the paper roll placed on the ground through two arms and lifts it off the ground for easy rotation. At present, the front and rear positions of the two arms in the unwinder are generally fixed, as shown in a paper roll unwinding device disclosed in application number 202023144091.6. This requires the staff to transport the paper roll to the exact position before it can be connected to the unwinder, which is more cumbersome and therefore needs to be improved. Utility Model Content

[0004] In view of the deficiencies in the prior art, the present invention provides a paper roll lifting device in a slitting machine to solve the problems mentioned in the above background technology.

[0005] The utility model provides the following technical solution: a paper roll lifting device in a slitting machine, comprising two front and rear fixed frames, each of which is provided with a hanging plate extending to the right, a swing plate being hingedly connected to the two hanging plates, and a lifting mechanism for controlling the angle of the swing plate being provided in the fixed frame;

[0006] Two support arms are connected to the right side surface of the swing plate for sliding back and forth, and a support column is rotatably connected inside the support arm. Two No. 1 cylinders are installed in the swing plate, and two No. 1 piston rods extending from the No. 1 cylinders are respectively connected to the two support arms.

[0007] Preferably, a slide plate is connected to the swing plate for sliding back and forth, a No. 2 cylinder is provided on the swing plate, and the No. 2 piston rod in the No. 2 cylinder is connected to the slide plate, the No. 1 cylinder is fixed on the slide plate, and the two No. 1 cylinders are distributed up and down and arranged facing each other.

[0008] Preferably, the No. 2 cylinder is fixed to the side of the swing plate away from the support arm, and an empty groove running through the left and right is provided in the swing plate, and a connecting plate passing through the empty groove is fixed on the No. 2 piston rod, and the other end of the connecting plate is fixed on the slide.

[0009] Preferably, a motor is fixedly mounted on the support arm, and an output shaft in the motor extends into the support arm and is connected to the support column via a synchronous belt.

[0010] Preferably, the lifting mechanism includes an articulated seat hinged in the fixed frame, a No. 3 cylinder is fixed in the articulated seat, and a hinge sleeve is installed at the end of the No. 3 piston rod in the No. 3 cylinder, and the articulated sleeve is hinged to the swing plate.

[0011] Preferably, it also includes a correction component, which includes a mounting block, an adjusting rod is installed in the mounting block, and a mounting plate is installed at the end of the adjusting rod, and a pressure wheel is rotatably connected in the mounting plate, the mounting block is fixed on the support arm, and the axis of the pressure wheel is perpendicular to the axis of the support column.

[0012] Preferably, two deviation-correcting assemblies are provided and are fixed on the two supporting arms respectively, and the two pressure wheels in the two supporting arms are close to each other.

[0013] Preferably, the adjusting rod is connected to the mounting block in a forward and backward sliding manner. A circular groove for accommodating the mounting block is provided in the mounting block, a notch is provided on one side of the circular groove, and a rotary handle is provided in the mounting block. The rotary handle passes upward into the notch and is threadedly connected to the upper side surface of the notch.

[0014] The utility model provides a paper roll lifting device in a slitting machine, which has the following beneficial effects:

[0015] The present invention is provided with support arms and support columns for clamping paper rolls, wherein the two support arms can move relative to each other back and forth under the action of the No. 1 cylinder to clamp and unload the paper rolls. In addition, the two support arms can move back and forth as a whole under the action of the No. 2 cylinder, so that the present invention can clamp paper rolls located at different positions on the ground, reducing the position accuracy requirements when clamping the paper rolls. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the appearance of the utility model;

[0017] Figure 2 yes Figure 1 Schematic diagram of the structure inside the middle support arm;

[0018] Figure 3 yes Figure 1 An enlarged schematic diagram of another perspective of the middle swing plate;

[0019] Figure 4 This is a schematic diagram of the appearance of the utility model from another perspective;

[0020] Figure 5 It is a schematic diagram of the appearance of the correction component in the utility model.

[0021] In the picture:

[0022] 11. Fixed frame; 12. Hanging plate; 13. Swinging plate; 14. Support arm; 15. Support column; 16. Cylinder No. 1; 17. Slide plate; 18. Motor; 19. Synchronous belt; 20. Cylinder No. 2; 21. Connecting plate; 22. Articulated seat; 23. Cylinder No. 3; 24. Articulated sleeve; 41. Mounting block; 42. Adjusting rod; 43. Mounting plate; 44. Pressure wheel; 45. Turning handle. DETAILED DESCRIPTION

[0023] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0024] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0025] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0026] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection, or communication; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0027] Reference Figure 1-Figure 5According to an embodiment of a paper roll lifting device in a slitting machine of the present invention, it includes two front and rear fixed frames 11, and a hanging plate 12 extending to the right is provided on the fixed frame 11. A swing plate 13 is hingedly connected to the two hanging plates 12, and a lifting mechanism for controlling the angle of the swing plate 13 is provided in the fixed frame 11. In addition, two support arms 14 are connected to the right side surface of the swing plate 13 for sliding back and forth, and a support column 15 is rotatably connected in the support arm 14. The two support columns 15 are arranged opposite to each other so as to clamp the paper roll. Two No. 1 cylinders 16 are installed in the swing plate 13, and two No. 1 piston rods extending from the No. 1 cylinder 16 are respectively connected to the two support arms 14.

[0028] Specifically, the No. 1 cylinder 16 can control the support arm 14 to move forward and backward to adjust the position, and then the lifting mechanism can control the swing plate 13 and the support arm 14 to swing so that the support arm 14 swings to the lower left, and then the No. 1 cylinder 16 controls the support arm 14 to move forward and backward, and at this time the paper roll on the ground can be put on the outside of the support column 15, and then the lifting mechanism controls the swing plate 13 and the support arm 14 to lift to the upper right, and at this time the paper roll is supported and suspended, and at this time the No. 1 cylinder 16 can control the front and rear positions of the support arm 14 and the supported paper roll to facilitate the roll separation and unwinding work.

[0029] In the second embodiment of the paper roll lifting device in the slitting machine, in order to increase the range of forward and backward movement of the support arm 14, a slide plate 17 is connected to the swing plate 13 for forward and backward sliding. A No. 2 cylinder 20 is provided on the swing plate 13, and the No. 2 piston rod in the No. 2 cylinder 20 is connected to the slide plate 17. The No. 1 cylinder 16 is fixed on the slide plate 17, specifically on the left side of the slide plate 17. The two No. 1 cylinders 16 are distributed up and down and arranged facing each other.

[0030] Such an arrangement enables the No. 2 cylinder 20 to control the overall front and rear positions of the two support arms 14, while the two No. 1 cylinders 16 to control the relative front and rear positions of the two support arms 14, thereby increasing the range of front and rear movement of the support arms 14, allowing staff to have greater freedom when placing paper rolls without the need to precisely control the position of the paper rolls.

[0031] The specific installation position of the No. 2 cylinder 20 is that the No. 2 cylinder 20 is fixed to the side of the swing plate 13 away from the support arm 14, and the No. 2 piston rod is connected to the slide plate 17 in such a way that an empty groove running through the left and right is provided in the swing plate 13, and a connecting plate 21 passing through the empty groove is fixed on the No. 2 piston rod, and the other end of the connecting plate 21 is fixed on the slide plate 17. Such a structure makes the structure inside the swing plate 13 compact and reduces the occupied area.

[0032] In addition, in order to enable the support column 15 to rotate automatically and prevent the paper roll thereon from being excessively pulled when unwinding, a motor 18 is fixed to the support arm 14, and the output shaft of the motor 18 extends into the support arm 14 and is connected to the support column 15 through a synchronous belt 19.

[0033] In this embodiment, the lifting mechanism includes an articulated seat 22 hingedly connected to the fixed frame 11, a No. 3 cylinder 23 is fixedly provided in the articulated seat 22, and a No. 3 piston rod in the No. 3 cylinder 23 is provided with an articulated sleeve 24 at the end thereof, and the articulated sleeve 24 is articulated to the swing plate 13. When the No. 3 piston rod retracts into the No. 3 cylinder 23, the swing plate 13, the support arm 14 and the support column 15 will drop to the lower left so as to align with the axis of the paper roll on the ground. When the No. 3 piston rod is extended, the support arm 14 and the support column 15 can swing to the upper right so that the paper roll supported by the support column 15 is off the ground.

[0034] In addition, in order to prevent the paper roll supported by the support column 15 from deflecting during unwinding, a correction component is also included. The correction component includes a mounting block 41, an adjusting rod 42 is installed in the mounting block 41, and a mounting plate 43 is installed at the end of the adjusting rod 42, and a pressure wheel 44 is rotatably connected to the mounting plate 43. The pressure wheel 44 can be attached to the side of the paper roll, and the mounting block 41 is fixed on the support arm 14. The axis of the pressure wheel 44 is perpendicular to the axis of the support column 15.

[0035] In addition, two deviation-correcting assemblies are provided and fixed on the two supporting arms 14 respectively, and the two pressing wheels 44 in the two supporting arms 14 are close to each other.

[0036] In addition, the adjusting rod 42 is connected to the mounting block 41 in a forward and backward sliding manner. A circular groove for accommodating the mounting block 41 is provided in the mounting block 41, and a notch is provided on one side of the circular groove. A rotary knob 45 is provided in the mounting block 41, and the rotary knob 45 extends upward into the notch and is threadedly connected to the upper side surface of the notch. The staff can unscrew the rotary knob 45 so that the mounting block 41 is no longer clamped in the circular groove, and can then adjust the front and rear positions of the mounting block 41 and the pressure wheel 44.

[0037] The above description is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any changes or modifications made by any technician in this field within the scope of the present invention are included in the patent scope of the present invention.

Claims

1. A paper roll lifting device in a slitting machine, comprising two front and rear fixing frames (11), characterized in that: The fixing frame (11) is provided with a hanging plate (12) extending to the right, and a swing plate (13) is hingedly connected to the two hanging plates (12). A lifting mechanism for controlling the angle of the swing plate (13) is provided in the fixing frame (11); Two supporting arms (14) are connected to the right side surface of the swing plate (13) in a forward and backward sliding manner. A support column (15) is rotatably connected to the supporting arm (14). Two No. 1 cylinders (16) are installed in the swing plate (13). Two No. 1 piston rods extending from the No. 1 cylinder (16) are respectively connected to the two supporting arms (14).

2. The paper roll lifting device in a slitting machine according to claim 1, characterized in that: A slide plate (17) is connected to the swing plate (13) in a forward and backward sliding manner. A No. 2 cylinder (20) is provided on the swing plate (13), and a No. 2 piston rod in the No. 2 cylinder (20) is connected to the slide plate (17). The No. 1 cylinder (16) is fixed on the slide plate (17), and the two No. 1 cylinders (16) are distributed up and down and arranged facing each other.

3. The paper roll lifting device in a slitting machine according to claim 2, characterized in that: The second cylinder (20) is fixed to the side of the swing plate (13) away from the support arm (14), and a hollow groove is provided in the swing plate (13) and passes through the hollow groove. A connecting plate (21) passing through the hollow groove is fixed on the second piston rod, and the other end of the connecting plate (21) is fixed to the slide plate (17).

4. The paper roll lifting device in a slitting machine according to claim 1, characterized in that: A motor (18) is fixedly provided on the support arm (14), and an output shaft in the motor (18) extends into the support arm (14) and is connected to the support column (15) via a synchronous belt (19).

5. The paper roll lifting device in a slitting machine according to claim 1, characterized in that: The lifting mechanism comprises an articulated seat (22) hinged in the fixing frame (11), a No. 3 air cylinder (23) is fixed in the articulated seat (22), and a No. 3 piston rod end in the No. 3 air cylinder (23) is provided with an articulated sleeve (24), and the articulated sleeve (24) is articulated to the swing plate (13).

6. The paper roll lifting device in a slitting machine according to claim 1, characterized in that: The invention also includes a correction component, which includes a mounting block (41), an adjusting rod (42) is installed in the mounting block (41), and a mounting plate (43) is installed at the end of the adjusting rod (42), and a pressure wheel (44) is rotatably connected in the mounting plate (43), and the mounting block (41) is fixed on the support arm (14), and the axis of the pressure wheel (44) is perpendicular to the axis of the support column (15).

7. The paper roll lifting device in a slitting machine according to claim 6, characterized in that: Two deviation-correcting assemblies are provided and are respectively fixed on the two support arms (14), and the two pressure wheels (44) in the two support arms (14) are close to each other.

8. The paper roll lifting device in a slitting machine according to claim 6, characterized in that: The adjusting rod (42) is connected to the mounting block (41) by sliding forward and backward. A circular groove for accommodating the mounting block (41) is provided in the mounting block (41). A notch is provided on one side of the circular groove. A rotary handle (45) is provided in the mounting block (41). The rotary handle (45) extends upward into the notch and is threadedly connected to the upper side surface of the notch.

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