Automatic paper tube cutting machine

Abstract

The utility model relates to the technical field of paper tube processing, and discloses an automatic paper tube cutting machine which comprises a machine frame, a rotating shaft is connected to the machine frame in a rotating mode, the rotating shaft is horizontally arranged, one end of the rotating shaft is fixedly connected with a rotating piece, three fixing pieces are evenly arranged on the rotating piece in the circumference direction of the rotating piece, the fixing pieces are hollow, and the rotating piece is provided with a plurality of clamping grooves. A connecting rod is inserted into the fixing piece, a supporting shaft is fixedly connected to the end, away from the fixing piece, of the connecting rod, the supporting shaft is horizontally arranged, an adjusting assembly for adjusting the distance between the supporting shaft and the rotating piece is arranged on the rotating piece, and an auxiliary clamping assembly is arranged at the end, away from the rotating shaft, of the rack. And a cutting assembly is arranged on one side of the rack. According to the paper tube cutting device, paper tubes with different inner diameters can be conveniently fixed and cut, and the applicability of the device is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to paper tube processing technical field, especially a kind of automatic paper tube cutting machine. BACKGROUND

[0002] Paper tube is a kind of product commonly seen in daily life, with extensive application, for example, adhesive tape, paper roll, plastic film and other products, paper tube is selected as inner core.Paper tube is made by first paper of certain thickness and rigidity is matched with glue, and hard paper is wound into paper tube on special winding equipment, since winding process is continuous, paper tube needs to be cut into long paper tube with length of one meter to several meters in manufacturing process.At this time, the length of paper tube is very long, and it cannot be directly applied to adhesive tape, paper roll and other products, so special paper tube cutting equipment is needed to cut long paper tube into small paper tube of specified length.

[0003] The utility model with publication number CN206445849U discloses a paper tube cutting machine, which aims to provide a paper tube cutting machine that can firmly connect the paper tube to the rotating rod and easily remove the paper tube from the paper tube.

[0004] But the rotating rod for fixing paper tube in the above device is fixed in size, and needs to be replaced when cutting paper tube of different inner diameter, which is inconvenient to operate, and the applicability of the device is not high. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of automatic paper tube cutting machine, it is convenient to fix and cut the paper tube of different inner diameter, effectively improve the applicability of device.

[0006] The above technical purpose of the utility model is realized by the following technical scheme: a kind of automatic paper tube cutting machine, including rack, rotating shaft is rotatably connected on the rack, the rotating shaft is horizontally arranged, one end of the rotating shaft is fixedly connected with rotating part, three fixed parts are evenly arranged on the rotating part along its circumferential length, the fixed part is hollow inside, connecting rod is inserted into the fixed part, one end of the connecting rod away from the fixed part is fixedly connected with support shaft, the support shaft is horizontally arranged, adjusting assembly that the distance between the support shaft and the rotating part is arranged on the rotating part, auxiliary clamping assembly is arranged on the end of the rack away from the rotating shaft, cutting assembly is arranged on one side of the rack.

[0007] By adopting the technical scheme, the distance between the support shaft and the rotating piece is adjusted by the adjusting assembly, the distance between the support shaft and the center of the rotating piece is slightly smaller than the radius of the inner diameter of the paper tube, then the paper tube is sleeved on the three support shafts, the adjusting assembly continues to control the movement of the support shaft to make it contact and fit the inner wall of the paper tube, the inner support of the paper tube is fixed, the auxiliary clamping assembly contacts the other end of the paper tube, the other end of the paper tube is clamped and fixed, the rotating shaft is rotated to control the rotation of the paper tube, the cutting assembly on one side is convenient for cutting the paper tube, the effect of conveniently cutting the paper tubes with different inner diameters is realized, and the applicability of the device is effectively improved.

[0008] The utility model further provides: fixedly connected with rotating motor on the frame, rotating motor output end and pivot fixed connection.

[0009] By adopting the technical scheme, the rotating motor controls the rotation of the pivot, thereby driving the rotation of the rotating piece.

[0010] The utility model further provides: the adjusting assembly includes the adjusting cylinder of fixed connection on the rotating piece, adjusting cylinder output end and support axle fixed connection, adjusting cylinder and fixed part parallelly arranged.

[0011] By adopting the technical scheme, the connecting rod is inserted in the fixed part, which provides a guiding and limiting effect for the movement of the support shaft, the adjusting cylinder is connected with the support shaft, the adjusting cylinder is started to adjust the distance between the support shaft and the rotating piece, and the support shaft can be adaptively adjusted according to the inner diameter of the cutting paper tube.

[0012] The utility model further provides: the auxiliary clamping assembly includes the drive cylinder of fixed connection along the horizontal direction on the frame, drive cylinder output end fixedly connected with connecting rod, the one end of connecting rod away from drive cylinder is rotatably connected with fixed disc, fixed disc vertical setting.

[0013] By adopting the technical scheme, the drive cylinder controls the movement of the connecting rod to the direction of the support shaft, so that the fixed disc moves to the direction of the support shaft and clamps and fixes the other end of the paper tube after contacting the other end of the paper tube; the fixed disc is rotatably connected with the connecting rod, and when the paper tube rotates under the action of the support shaft, the fixed disc can rotate synchronously.

[0014] The utility model further provides: the axis of the connecting rod and the axis of the pivot are arranged in line.

[0015] By adopting the technical scheme, the fixed disc, the rotating piece and the paper tube can rotate on the same axis.

[0016] The further setting of the utility model discloses: the distance between the support shaft and the rotating part is maximum, and the area of the circle with the distance between the support shaft and the rotating part center as the radius is less than the area of the fixed disc.

[0017] The further setting of the utility model discloses: the support shaft is evenly provided with a plurality of antiskid parts along its length direction, and the antiskid part is located at the side of the support shaft away from the connecting rod.

[0018] By adopting the above technical scheme, the antiskid part can increase the friction between the support shaft and the inner wall of the paper tube, and prevent the paper tube from sliding when the support shaft drives the paper tube to rotate.

[0019] The further setting of the utility model discloses: the upper surface of the antiskid part is provided with a plurality of convex teeth.

[0020] By adopting the above technical scheme, the convex teeth can effectively increase the friction between the support shaft and the paper tube.

[0021] The further setting of the utility model discloses: the cutting assembly includes a screw rod rotatably connected to the rack, a sliding block threadedly connected to the screw rod, a movable rod rotatably connected to the sliding block and a cutter seat fixedly connected to the end of the movable rod, the cutter seat is fixedly connected with a cutting motor, the output end of the cutting motor is fixedly connected with a cutting blade, the screw rod is arranged in parallel with the support shaft, the bottom of the sliding block is slidably connected with the rack, the end of the screw rod is fixedly connected with a driving motor, and the driving motor is fixedly connected with the rack.

[0022] By adopting the above technical scheme, the driving motor controls the rotation of the screw rod, so that the sliding block moves along the length direction of the screw rod, thereby adjusting the cutting blade to move to the cutting position.

[0023] The further setting of the utility model discloses: the end of the movable rod away from the cutter seat is fixedly connected with a handle.

[0024] By adopting the above technical scheme, the handle is rotated, so that the cutter seat is rotated, thereby making the cutting blade contact with the paper tube, and when the paper tube rotates, the cutting of the paper tube is realized.

[0025] The utility model discloses the beneficial effect is:

[0026] 1. The utility model discloses a distance between the supporting shaft and the rotating part is adjusted through the adjusting assembly, so that the distance between the supporting shaft and the center of the rotating part is slightly smaller than the radius of the inner diameter of the paper tube, then the one end of the paper tube is sleeved on the three supporting shafts, the adjusting assembly continues to control the movement of the supporting shaft to make it contact and fit with the inner wall of the paper tube, realizes the fixation of the paper tube, the other end of the paper tube is contacted with the auxiliary clamping assembly, realizes the clamping fixation of the other end of the paper tube, rotates the rotating shaft, controls the rotation of the paper tube, the cutting assembly on one side is convenient for cutting the paper tube, realizes the effect that the paper tube with different inner diameters is conveniently cut, and the applicability of the device is effectively improved.

[0027] 2. The anti-skid part designed on the supporting shaft can increase the friction between the supporting shaft and the inner wall of the paper tube, and prevent the paper tube from sliding when the supporting shaft drives the paper tube to rotate. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed to be used in the embodiment description will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according of these drawings without the creative labor for the ordinary skilled in the art.

[0029] Figure 1 It is the structure schematic diagram of the utility model.

[0030] Figure 2 It is Figure 1 The structure enlarged schematic diagram in A of it.

[0031] Figure 3 It is the front view structure schematic diagram of the utility model.

[0032] Figure 4 It is the structure schematic diagram of the utility model.

[0033] In the drawing, 1, rack;2, rotating shaft;3, rotating part;4, fixed part;5, connecting rod;6, supporting shaft;7, rotating motor;8, adjusting cylinder;9, drive cylinder;10, connecting rod;11, fixed disc;12, anti-skid part;13, screw;14, sliding block;15, movable rod;16, tool holder;17, cutting motor;18, cutting blade;19, drive motor;20, handle. DETAILED DESCRIPTION

[0034] The technical solutions of the utility model will be clearly and completely described below in combination with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0035] Embodiment: please refer to Figures 1-4 A kind of automatic paper tube cutting machine, including frame 1, frame 1 is rotatably connected with rotating shaft 2, rotating shaft 2 is horizontally arranged, one end of rotating shaft 2 is fixedly connected with rotating part 3, three fixed parts 4 are evenly arranged on rotating part 3 along its circumferential direction, fixed part 4 is hollow inside, connecting rod 5 is inserted in fixed part 4, one end of connecting rod 5 away from fixed part 4 is fixedly connected with support shaft 6, support shaft 6 is horizontally arranged, adjusting assembly for adjusting the distance between support shaft 6 and rotating part 3 is arranged on rotating part 3, auxiliary clamping assembly is arranged on the end of frame 1 away from rotating shaft 2, cutting assembly is arranged on one side of frame 1, the distance between support shaft 6 and rotating part 3 is adjusted by adjusting assembly, so that the distance between support shaft 6 and the center of rotating part 3 is slightly smaller than the radius of the inner diameter of paper tube, then one end of paper tube is sleeved on three support shafts 6, adjusting assembly continues to control support shaft 6 to move so that it is in contact with the inner wall of paper tube, realizes the support and fixation of paper tube inner, auxiliary clamping assembly is in contact with the other end of paper tube, realizes the clamping and fixation of the other end of paper tube, rotating rotating shaft 2 makes rotating part 3 rotate, so as to control the rotation of paper tube, the cutting assembly on one side is convenient for cutting paper tube, realizes the effect of cutting different inner diameter paper tubes conveniently, effectively improves the applicability of device.

[0036] Further, frame 1 is fixedly connected with rotating motor 7, the output end of rotating motor 7 is fixedly connected with rotating shaft 2, rotating motor 7 controls the rotation of rotating shaft 2, so as to drive the rotation of rotating part 3, and then control the rotation of paper tube, which is convenient for cutting paper tube.

[0037] Further, the adjusting assembly includes adjusting cylinder 8 fixedly connected on rotating part 3, the output end of adjusting cylinder 8 is fixedly connected with support shaft 6, adjusting cylinder 8 is arranged in parallel with fixed part 4, connecting rod 5 is inserted in fixed part 4, which provides guiding and limiting effect for the movement of support shaft 6, adjusting cylinder 8 is connected with support shaft 6, adjusting cylinder 8 is started to adjust the distance between support shaft 6 and rotating part 3, which is convenient for adaptive adjustment of support shaft 6 according to the inner diameter of cutting paper tube.

[0038] Further, the auxiliary clamping assembly comprises a driving cylinder 9 fixedly connected to the frame 1 in the horizontal direction, the output end of the driving cylinder 9 is fixedly connected with a connecting rod 10, the end, away from the driving cylinder 9, of the connecting rod 10 is rotatably connected with a fixed disc 11, the fixed disc 11 is vertically arranged, the driving cylinder 9 controls the connecting rod 10 to move towards the supporting shaft 6, so that the fixed disc 11 moves towards the supporting shaft 6 and contacts the other end of the paper tube to realize clamping and fixing of the other end of the paper tube; the fixed disc 11 is rotatably connected with the connecting rod 10, when the paper tube rotates under the action of the supporting shaft 6, the fixed disc 11 can realize synchronous rotation.

[0039] Further, the axis of the connecting rod 10 is arranged in line with the axis of the rotating shaft 2, so that the fixed disc 11, the rotating part 3 and the paper tube can realize coaxial rotation, and when the distance between the supporting shaft 6 and the rotating part 3 is maximum, the area of a circle with the distance between the centers of the supporting shaft 6 and the rotating part 3 as the radius is smaller than the area of the fixed disc 11.

[0040] Further, a plurality of anti-skid parts 12 are uniformly arranged on the supporting shaft 6 along the length direction of the supporting shaft 6, the anti-skid parts 12 are located on the side, away from the connecting rod 5, of the supporting shaft 6, the upper surface of the anti-skid part 12 is provided with a plurality of convex teeth, the anti-skid part 12 can increase the friction force between the supporting shaft 6 and the inner wall of the paper tube, and prevent the paper tube from sliding when the paper tube is rotated by the supporting shaft 6.

[0041] Further, the cutting assembly comprises a screw rod 13 rotatably connected to the frame 1, a sliding block 14 threadedly connected to the screw rod 13, a movable rod 15 rotatably connected to the sliding block 14 and a cutter holder 16 fixedly connected to the end of the movable rod 15, the cutter holder 16 is fixedly connected with a cutting motor 17, the output end of the cutting motor 17 is fixedly connected with a cutting blade 18, the screw rod 13 is arranged in parallel with the supporting shaft 6, the bottom of the sliding block 14 is slidingly connected with the frame 1, the end of the screw rod 13 is fixedly connected with a driving motor 19, the driving motor 19 is fixedly connected with the frame 1, the driving motor 19 controls the screw rod 13 to rotate, so that the sliding block 14 moves along the length direction of the screw rod 13, thereby adjusting the cutting blade 18 to move to the cutting position.

[0042] Further, the end, away from the cutter holder 16, of the movable rod 15 is fixedly connected with a handle 20, the cutter holder 16 is rotated by rotating the handle 20, so that the cutting blade 18 contacts the paper tube, and the cutting of the paper tube is realized when the paper tube rotates.

[0043] The working principle of the utility model:

[0044] The connecting rod 5 is inserted in the fixing part 4, which provides a guide and limiting action for the movement of the supporting shaft 6. According to the inner diameter of the paper tube to be cut, the adjusting cylinder 8 is started to adjust the distance between the supporting shaft 6 and the rotating part 3, so that the distance between the supporting shaft 6 and the center of the rotating part 3 is slightly smaller than the radius of the inner diameter of the paper tube. Then, the paper tube is sleeved on the three supporting shafts 6, and the adjusting assembly continues to control the movement of the supporting shaft 6 to make it contact and fit the inner wall of the paper tube, so as to realize the fixing of the paper tube. The driving cylinder 9 controls the connecting rod 10 to move towards the supporting shaft 6, so that the fixing disc 11 moves towards the supporting shaft 6 and contacts the other end of the paper tube to realize the clamping and fixing of the other end of the paper tube. The rotating motor 7 controls the rotation of the rotating shaft 2, so that the rotating part 3 rotates, thereby controlling the rotation of the paper tube. The handle 20 is rotated to rotate the cutter holder 16, so that the cutting blade 18 contacts the paper tube to realize the automatic cutting of the paper tube. The contents not described in detail in the description belong to the prior art known to those skilled in the art.

[0045] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and not for the purpose of limiting the present application, although the foregoing detailed description of the present application, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the scope of protection of the present application.

Claims

1. An automatic paper tube cutting machine comprising a frame (1), characterized in that: The frame (1) is rotatably connected with a rotating shaft (2), the rotating shaft (2) is horizontally arranged, one end of the rotating shaft (2) is fixedly connected with a rotating part (3), three fixed parts (4) are uniformly arranged on the rotating part (3) along the circumference direction, the fixed part (4) is hollow, a connecting rod (5) is inserted into the fixed part (4), one end of the connecting rod (5) away from the fixed part (4) is fixedly connected with a support shaft (6), the support shaft (6) is horizontally arranged, an adjusting assembly for adjusting the distance between the support shaft (6) and the rotating part (3) is arranged on the rotating part (3), an auxiliary clamping assembly is arranged on one end of the frame (1) away from the rotating shaft (2), and a cutting assembly is arranged on one side of the frame (1).

2. An automatic tube cutting machine according to claim 1, characterized in that: The frame (1) is fixedly connected with a rotating motor (7), and the output end of the rotating motor (7) is fixedly connected with the rotating shaft (2).

3. An automatic tube cutting machine according to claim 2, characterized in that: The adjusting assembly comprises an adjusting cylinder (8) fixedly connected with the rotating part (3), the output end of the adjusting cylinder (8) is fixedly connected with the support shaft (6), and the adjusting cylinder (8) is arranged in parallel with the fixed part (4).

4. An automatic tube cutting machine according to claim 1, characterized in that: The auxiliary clamping assembly comprises a driving cylinder (9) fixedly connected with the frame (1) in the horizontal direction, the output end of the driving cylinder (9) is fixedly connected with a connecting rod (10), one end of the connecting rod (10) away from the driving cylinder (9) is rotatably connected with a fixed disc (11), and the fixed disc (11) is vertically arranged.

5. An automatic tube cutting machine according to claim 4, characterized in that: The axis of the connecting rod (10) is arranged in line with the axis of the rotating shaft (2).

6. An automatic tube cutting machine according to claim 4, characterized in that: When the distance between the support shaft (6) and the rotating part (3) is the largest, the area of a circle with the distance between the center of the support shaft (6) and the rotating part (3) as the radius is smaller than the area of the fixed disc (11).

7. An automatic tube cutting machine according to claim 1, characterized in that: A plurality of anti-skid parts (12) are uniformly arranged on the support shaft (6) along the length direction, and the anti-skid parts (12) are located on the side of the support shaft (6) away from the connecting rod (5).

8. An automatic tube cutting machine according to claim 7, characterized in that: A plurality of convex teeth are arranged on the upper surface of the anti-skid part (12).

9. An automatic tube cutting machine according to claim 1, characterized in that: The cutting assembly comprises a screw rod (13) rotatably connected with the frame (1), a sliding block (14) threadedly connected with the screw rod (13), a movable rod (15) rotatably connected with the sliding block (14), and a cutter seat (16) fixedly connected with the end of the movable rod (15), the cutter seat (16) is fixedly connected with a cutting motor (17), the output end of the cutting motor (17) is fixedly connected with a cutting blade (18), the screw rod (13) is arranged in parallel with the support shaft (6), the bottom of the sliding block (14) is slidably connected with the frame (1), the end of the screw rod (13) is fixedly connected with a driving motor (19), and the driving motor (19) is fixedly connected with the frame (1).

10. An automatic tube cutting machine according to claim 9, characterized in that: One end of the movable rod (15) away from the cutter seat (16) is fixedly connected with a handle (20).

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