Winding device with air swelling shaft convenient to assemble and disassemble

Abstract

The winding device comprises a first box body, a second box body, a rotating shaft and the two air expansion shafts, the first box body and the second box body are arranged in a left-right spaced mode, and the opposite sides of the first box body and the second box body are rotationally connected with a first rotating disc; a second rotating disc is rotationally connected to the side, opposite to the first box body, of the second box body. According to the winding device, the film roll is wound by arranging the two air expansion shafts, then the two air expansion shafts are driven to rotate by arranging the first rotating disc and the second rotating disc, so that the two air expansion shafts can be alternately used, the winding effect is improved, and the winding effect is improved by arranging the first rotating seat hinged to the first rotating disc, the second mounting seat arranged on the second rotating disc and the second rotating seat. The end of the air expansion shaft is detachably connected with the second rotating seat, so that the air expansion shaft can swing, the thin film roll can be taken out conveniently, the thin film roll can be taken out without disassembling the whole air expansion shaft, the whole structure is practical and reliable, and the whole efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of film machinery, in particular to a winding device with an air expansion shaft that can be easily assembled and disassembled. Background Art

[0002] Film is a thin and soft transparent sheet. Made of plastic, adhesive, rubber or other materials; large films need to be rolled up after being blown out, but usually the film is rolled up by an air-expanding shaft. After rolling up, the entire air-expanding shaft needs to be removed before the film roll can be taken out. However, due to the heavy weight of the air-expanding shaft and the large specifications of the film roll, it is time-consuming and laborious to remove the film roll, and it requires a long time of downtime, which reduces the efficiency of the whole line. The publication number is CN219525723U, which discloses a film winding rack, including a base, a vertical first bracket and a second bracket are provided on the base, a winding shaft is rotatably installed between the first bracket and the second bracket, and the winding shaft is driven to rotate by a winding motor, a bidirectional screw is provided between the first bracket and the second bracket, and two sliding blocks are respectively installed on the threaded sections on both sides of the bidirectional screw, a limit baffle is provided at the bottom of the sliding block, and a clearance groove is provided at the bottom of the limit baffle, and the bidirectional screw is driven to rotate by a handwheel. The utility model sets two limit baffles on the bidirectional screw rod, and changes the limit width by rotating the bidirectional screw rod. It has a simple structure, convenient operation and a wide range of applications. The proximity sensor senses the thickness of the winding film and automatically stops the machine after the winding is completed. The entire film winding rack has low efficiency and cannot realize the alternating use of the air expansion shaft. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model aims to provide a practical and efficient wind-up device for an air-expanding shaft that is convenient to assemble and disassemble.

[0004] To achieve the above-mentioned purpose, the solution provided by the utility model is as follows: a winding device for convenient assembly and disassembly of an air-expanding shaft, comprising a first box body, a second box body, a rotating shaft, and two air-expanding shafts, wherein the first box body and the second box body are arranged at intervals on the left and right, a first rotating disk is rotatably connected on the opposite sides of the first box body and the second box body, and a second rotating disk is rotatably connected on the opposite sides of the second box body and the first box body, the first rotating disk and the second rotating disk are both arranged vertically, the rotating shaft and the two air-expanding shafts are connected between the first rotating disk and the second rotating disk, the rotating shafts are respectively connected to the centers of the first rotating disk and the second rotating disk, and the two air-expanding shafts are symmetrically arranged with the rotating shaft as the central axis;

[0005] Among them, a first rotating seat is hinged on the first rotating disk, a second mounting seat is arranged on the opposite side of the second rotating disk to the first rotating disk, a second rotating seat is rotatably connected inside the second mounting seat, one end of the air expansion shaft is connected to the first rotating seat, and the other end is swung and inserted into the second mounting seat to connect with the second rotating seat.

[0006] The beneficial effects of the utility model are: fast removal of the wound film roll is achieved, the winding device realizes winding the film roll by arranging two air expansion shafts, and then drives the two air expansion shafts to rotate by arranging a first rotating disk and a second rotating disk, so that the two air expansion shafts can be used alternately to improve the winding effect, and then through the first rotating seat hinged on the first rotating disk, the second mounting seat and the second rotating seat arranged on the second rotating disk, the end of the air expansion shaft is detachably connected to the second rotating seat, so that the air expansion shaft can swing, so as to facilitate the removal of the film roll, so that the film roll can be taken out without dismantling the entire air expansion shaft, the overall structure is practical and reliable, and the overall efficiency is high.

[0007] Furthermore, a driving motor is arranged in the first housing, the driving motor is connected to a driving reduction box, and the driving reduction box is connected to the first rotating disk. After the utility model adopts the above structure, the first rotating disk and the second rotating disk are driven to rotate.

[0008] Furthermore, the side wall of the second mounting seat is provided with a first mounting groove, the side wall of the second rotating seat is provided with a second mounting groove, the end of the gas expansion shaft is provided with a rotating part, and the end of the rotating part is provided with a connecting block, and when the rotating part is swung and inserted into the first mounting groove, the connecting block is snap-connected to the second mounting groove. After the utility model adopts the above structure, the end of the gas expansion shaft and the second rotating disk can be detached.

[0009] Furthermore, a blocking cylinder is provided on the opposite side of the second rotating disk to the first rotating disk, and the blocking cylinder is connected to a blocking rod, and the blocking rod is used to limit the rotating part from exiting the first installation groove. After the utility model adopts the above structure, it ensures that the air expansion shaft will not exit the first installation groove when rotating.

[0010] Furthermore, a first mounting seat is provided on the opposite side of the first rotating disk and the second rotating disk, the first mounting seat is hinged to the first rotating seat, the first rotating disk has a through hole, and the end of the air expansion shaft passes through the through hole and is connected to the first rotating seat. The utility model adopts the above structure to facilitate the swing of the air expansion shaft.

[0011] Furthermore, the second rotating seat is coaxially connected with a second driven gear, and two servo motors are arranged in the second housing, and one servo motor drives one second rotating seat to rotate. After the utility model adopts the above structure, the two air expansion shafts can be driven to rotate respectively.

[0012] Furthermore, the servo motor is connected to a first driving gear, and two first driven gears and two second driving gears are rotatably connected in the second housing, the first driven gear is coaxially connected to the second driving gear, and the first driving gear and the first driven gear, and the second driving gear and the second driven gear are respectively connected by belts.

[0013] Furthermore, a swing shaft is rotatably connected between the first rotating disk and the second rotating disk, and the two swing shafts are symmetrically arranged with the rotating shaft as the central axis, and the swing shaft is located between the rotating shaft and the air expansion shaft, and a swing frame is arranged on the swing shaft, and a pressure roller is rotatably connected to the swing frame. After the utility model adopts the above structure, a pressure roller is arranged to press the surface of the film roll to improve the winding quality.

[0014] Furthermore, two swing cylinders are arranged on the first rotating disk and the second rotating disk, and piston rods of the swing cylinders are connected to the swing frame.

[0015] Furthermore, two transition rollers are connected between the first rotating disk and the second rotating disk, and the two transition rollers are symmetrically arranged with the rotating axis as the center axis. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The overall structure of the utility model is three-dimensional Figure 1 .

[0017] Figure 2 for Figure 1 Enlarged view of point A in the middle.

[0018] Figure 3 The overall structure of the utility model is three-dimensional Figure 2 .

[0019] Figure 4 The overall structure of the utility model is three-dimensional Figure 3 .

[0020] Figure 5 for Figure 4 Enlarged view of point B in the middle.

[0021] Figure 6 for Figure 4 Enlarged view of point C in the middle.

[0022] Among them, 1 is the first box body, 11 is the first rotating disk, 111 is the through hole, 12 is the first mounting seat, 13 is the first rotating seat, 14 is the driving motor, 141 is the driving reduction box, 2 is the second box body, 21 is the second rotating disk, 22 is the second mounting seat, 221 is the first mounting groove, 23 is the second rotating seat, 231 is the second mounting groove, 232 is the second driven gear, 24 is the blocking cylinder, 241 is the blocking rod, 25 is the servo motor, 26 is the first driving gear, 27 is the first driven gear, 28 is the second driving gear, 3 is the rotating shaft, 4 is the air expansion shaft, 41 is the connecting block, 51 is the swing shaft, 52 is the swing frame, 53 is the pressure roller, 54 is the swing cylinder, and 6 is the transition roller. DETAILED DESCRIPTION

[0023] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0025] See attached Figure 1 To Attachment Figure 6 As shown, a winding device for convenient assembly and disassembly of an air-expanding shaft comprises a first box body 1, a second box body 2, a rotating shaft 3, and two air-expanding shafts 4. The first box body 1 and the second box body 2 are arranged at a left-right interval. A first rotating disk 11 is rotatably connected on opposite sides of the first box body 1 and the second box body 2. A second rotating disk 21 is rotatably connected on opposite sides of the second box body 2 and the first box body 1. The first rotating disk 11 and the second rotating disk 21 are both arranged vertically. The rotating shaft 3 and the two air-expanding shafts 4 are connected between the first rotating disk 11 and the second rotating disk 21. The rotating shaft 3 is respectively connected to the center of the first rotating disk 11 and the second rotating disk 21, and the two air-expanding shafts 4 are symmetrically arranged with the rotating shaft 3 as the center axis.

[0026] Among them, a first rotating seat 13 is hinged on the first rotating disk 11, a second mounting seat 22 is arranged on the opposite side of the second rotating disk 21 and the first rotating disk 11, and a second rotating seat 23 is rotatably connected in the second mounting seat 22. One end of the air expansion shaft 4 is connected to the first rotating seat 13, and the other end is swung and inserted into the second mounting seat 22 to connect with the second rotating seat 23.

[0027] In this embodiment, a driving motor 14 is disposed in the first housing 1 . The driving motor 14 is connected to a driving reduction box 141 . The driving reduction box 141 is connected to the first rotating disk 11 .

[0028] In this embodiment, a first mounting groove 221 is opened on the side wall of the second mounting seat 22, a second mounting groove 231 is opened on the side wall of the second rotating seat 23, a rotating part 41 is arranged at the end of the air expansion shaft 4, and a connecting block 42 is arranged at the end of the rotating part 41. When the rotating part 41 is swung and inserted into the first mounting groove 221, the connecting block 42 is snap-connected to the second mounting groove 231.

[0029] In this embodiment, a blocking cylinder 24 is disposed on the side opposite to the first rotating disk 11 of the second rotating disk 21 . The blocking cylinder 24 is connected to a blocking rod 241 . The blocking rod 241 is used to limit the rotating portion 41 from exiting the first mounting groove 221 .

[0030] In this embodiment, a first mounting seat 12 is provided on the opposite sides of the first rotating disk 11 and the second rotating disk 21. The first mounting seat 12 is hinged to the first rotating seat 13. The first rotating disk 11 has a through hole 111, and the end of the air expansion shaft 4 passes through the through hole 111 and is connected to the first rotating seat 13.

[0031] In this embodiment, the second rotating seat 23 is coaxially connected with the second driven gear 232 , and two servo motors 25 are disposed in the second housing 2 , and one servo motor 25 drives one second rotating seat 23 to rotate.

[0032] In this embodiment, the servo motor 25 is connected to the first driving gear 26, and two first driven gears 27 and two second driving gears 28 are rotatably connected in the second housing 2. The first driven gear 27 is coaxially connected to the second driving gear 28, and the first driving gear 26 and the first driven gear 27, and the second driving gear 28 and the second driven gear 232 are respectively connected by belts.

[0033] In this embodiment, a swing shaft 51 is rotatably connected between the first rotating disk 11 and the second rotating disk 21. The two swing shafts 51 are symmetrically arranged with the rotating shaft 3 as the center axis. The swing shaft 51 is located between the rotating shaft 3 and the air expansion shaft 4. A swing frame 52 is arranged on the swing shaft 51, and a pressure roller 53 is rotatably connected to the swing frame 52.

[0034] In this embodiment, two swing cylinders 54 are disposed on the first rotating disk 11 and the second rotating disk 21 , and piston rods of the swing cylinders 54 are connected to the swing frame 52 .

[0035] In this embodiment, two transition rollers 6 are connected between the first rotating disk 11 and the second rotating disk 21 , and the two transition rollers 6 are symmetrically arranged with the rotating shaft 3 as the center axis.

[0036] In this embodiment, the specific winding process is as follows: first, the film is input through the transition roller 6, and then transported to the air expansion shaft 4 near the film input end, and the air expansion shaft 4 winds up the film, wherein the servo motor 25 corresponding to the air expansion shaft 4 is started, the servo motor 25 drives the first driving gear 26 to rotate, the first driving gear 26 drives the first driven gear 27 to rotate, the first driven gear 27 drives the second driving gear 28 to rotate, and the second driving gear 28 drives the second driven gear 232 to rotate, so as to drive the second rotating seat 23 to rotate, thereby driving the air expansion shaft 4 to rotate, and realizing the winding of the film;

[0037] Then, when the air expansion shaft 4 rolls up the film, the pressure roller 53 presses the film roll formed by the rolling in real time to improve the rolling quality of the film roll. As the film is continuously rolled up, the diameter of the film roll continues to increase. At this time, the swing cylinder 54 is started, and the piston rod of the swing cylinder 54 is extended and retracted to drive the swing frame 52 and the pressure roller 53 to swing, so that the pressure roller is in close contact with the surface of the film roll in real time.

[0038] When the film roll is wound up, the film is cut off, and then the driving motor 14 is started, and the driving motor 14 drives the driving reduction box 141 to work, and the driving reduction box 141 drives the rotating shaft 3 to rotate, thereby driving the first rotating disk 11 and the second rotating disk 21 to rotate 180 degrees, so that the air expansion shaft 4 located at the rear side moves to the front side, and the air expansion shaft 4 located at the front side that has been wound up and loaded with the film roll moves to the rear side, and then the film is re-pulled to the air expansion shaft 4 located at the front side to continue winding, and the air expansion shaft 4 located at the rear side needs to take out the film roll on the air expansion shaft 4;

[0039] Among them, the blocking cylinder 24 is started, and the blocking cylinder 24 drives the piston rod to retract, thereby driving the blocking rod 241 to retract to open the first mounting groove 221. At this time, the air expansion shaft 4 can be swung until the connecting block 42 leaves the second mounting groove 231 and the rotating part 41 leaves the first mounting groove 41, so that the end of the air expansion shaft 4 is separated from the second mounting seat 22. At this time, the film roll can be taken out, and the film roll can be quickly taken out without disassembling the entire air expansion shaft 4.

[0040] The embodiments described above are only preferred embodiments of the present invention and do not limit the present invention in any form. Any technician familiar with the field can use the above disclosed technical content to make more possible changes and modifications to the technical solution of the present invention without departing from the scope of the technical solution of the present invention, or modify it into an equivalent embodiment of equivalent changes. Therefore, all equivalent and equivalent changes made according to the idea of ​​the present invention without departing from the content of the technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. A rewinding device for an air-expanding shaft that can be easily assembled and disassembled, comprising a first box body (1), a second box body (2), a rotating shaft (3), and two air-expanding shafts (4), characterized in that: The first housing (1) and the second housing (2) are arranged at intervals on the left and right, a first rotating disk (11) is rotatably connected on opposite sides of the first housing (1) and the second housing (2), and a second rotating disk (21) is rotatably connected on opposite sides of the second housing (2) and the first housing (1), the first rotating disk (11) and the second rotating disk (21) are both arranged vertically, the rotating shaft (3) and the two air expansion shafts (4) are connected between the first rotating disk (11) and the second rotating disk (21), the rotating shaft (3) is respectively connected to the center of the first rotating disk (11) and the second rotating disk (21), and the two air expansion shafts (4) are symmetrically arranged with the rotating shaft (3) as the center axis; The first rotating disk (11) is hingedly connected to a first rotating seat (13); the second rotating disk (21) is provided with a second mounting seat (22) on the side opposite to the first rotating disk (11); the second mounting seat (22) is rotatably connected to the second rotating seat (23); one end of the air expansion shaft (4) is connected to the first rotating seat (13); the other end is swingably inserted into the second mounting seat (22) and connected to the second rotating seat (23).

2. A reeling device for convenient assembly and disassembly of an inflatable shaft according to claim 1, characterized in that: A driving motor (14) is arranged in the first housing (1); the driving motor (14) is connected to a driving reduction box (141); and the driving reduction box (141) is connected to the first rotating disk (11).

3. A reeling device for convenient assembly and disassembly of an inflatable shaft according to claim 2, characterized in that: The side wall of the second mounting seat (22) is provided with a first mounting groove (221), the side wall of the second rotating seat (23) is provided with a second mounting groove (231), the end of the gas expansion shaft (4) is provided with a rotating portion (41), the end of the rotating portion (41) is provided with a connecting block (42), and when the rotating portion (41) is swung and inserted into the first mounting groove (221), the connecting block (42) is snap-connected to the second mounting groove (231).

4. A reeling device for convenient assembly and disassembly of an inflatable shaft according to claim 3, characterized in that: A blocking cylinder (24) is provided on the side of the second rotating disk (21) opposite to the first rotating disk (11), and the blocking cylinder (24) is connected to a blocking rod (241), and the blocking rod (241) is used to limit the rotating part (41) from exiting the first installation groove (221).

5. A reeling device for convenient assembly and disassembly of an inflatable shaft according to claim 4, characterized in that: A first mounting seat (12) is provided on the opposite sides of the first rotating disk (11) and the second rotating disk (21); the first mounting seat (12) is hingedly connected to the first rotating seat (13); the first rotating disk (11) is provided with a through hole (111); and the end of the air expansion shaft (4) passes through the through hole (111) and is connected to the first rotating seat (13).

6. A reeling device for convenient assembly and disassembly of an inflatable shaft according to claim 5, characterized in that: The second rotating seat (23) is coaxially connected to a second driven gear (232), and two servo motors (25) are arranged in the second housing (2), and one of the servo motors (25) drives one of the second rotating seats (23) to rotate.

7. A reeling device for convenient assembly and disassembly of an inflatable shaft according to claim 6, characterized in that: The servo motor (25) is connected to a first driving gear (26); two first driven gears (27) and two second driving gears (28) are rotatably connected in the second housing (2); the first driven gear (27) is coaxially connected to the second driving gear (28); the first driving gear (26) and the first driven gear (27), and the second driving gear (28) and the second driven gear (232) are respectively connected via belts.

8. A reeling device for convenient assembly and disassembly of an inflatable shaft according to claim 7, characterized in that: A swing shaft (51) is rotatably connected between the first rotating disk (11) and the second rotating disk (21); the two swing shafts (51) are symmetrically arranged with the rotating shaft (3) as the central axis; the swing shaft (51) is located between the rotating shaft (3) and the air expansion shaft (4); a swing frame (52) is arranged on the swing shaft (51); and a pressure roller (53) is rotatably connected to the swing frame (52).

9. A reeling device for convenient assembly and disassembly of an inflatable shaft according to claim 8, characterized in that: Two swing cylinders (54) are provided on each of the first rotating disk (11) and the second rotating disk (21), and piston rods of the swing cylinders (54) are connected to the swing frame (52).

10. A reeling device for convenient assembly and disassembly of an inflatable shaft according to claim 9, characterized in that: Two transition rollers (6) are connected between the first rotating disk (11) and the second rotating disk (21), and the two transition rollers (6) are symmetrically arranged with the rotating axis (3) as the central axis.

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