CN116835025A - Film pulling device for winding film machine and convenient to wind - Google Patents

Abstract

The invention belongs to the technical field of wrapping film machines, and in particular is a film-drawing device for wrapping films that is convenient for wrapping. Rod, the first motor is fixedly installed at the bottom of the machine table. The output shaft of the first motor runs through the machine table and is rotationally connected with the machine table. The output shaft of the first motor and the output shaft of the electric push rod are both provided with splints located below. The splint is fixedly connected to the output shaft of the first motor, and the upper splint is rotatably connected to the output shaft of the electric push rod; the top of the machine is slidably connected to a movable frame, and the top of the movable frame is rotatably connected to a film roller. The present invention is simple The structure realizes the distance adjustment and height adjustment between the film roller and the packaging box, and enables the film roller to perform film winding operations on packaging boxes of different types and heights. It has strong applicability, easy operation, saves time and effort, and is practical. powerful.

Description

A film-drawing device for wrapping film machine that is convenient for wrapping

Technical field

The present invention relates to the technical field of wrapping film machines, and in particular to a film-drawing device used in the wrapping film machine to facilitate wrapping.

Background technique

The stretch film machine is a packaging machine with an electrical device that uses the tension of the stretch film to wrap various bulk objects or packaged objects into a whole package. It is suitable for rapid transportation or storage, has strong adaptability, high efficiency and low consumption, reduces labor intensity, can prevent dust, moisture, and cleaning of packaging materials, and reduces surface scratches on packaging materials. It has stable performance and simple operation. Features such as reliable use.

In the existing technology, it is inconvenient to adjust the position between the stretch film roll and the packaging box when using the traditional stretch film machine, so that it is inconvenient to wrap packaging boxes of different specifications, and it is also inconvenient to position the stretch film roll on It is difficult to make the stretch film suitable for packaging boxes of different heights by adjusting the height during wrapping. For this reason, we propose a stretch film device for the stretch film machine that is easy to wrap.

Contents of the invention

The existing stretch film machines based on the background technology are inconvenient to adjust the position between the stretch film roll and the packaging box during use, so that it is not convenient to wrap the packaging boxes of different specifications. At the same time, it is not convenient to wrap the stretch film roll during winding. Height adjustment makes it difficult to make the stretch film suitable for wrapping packaging boxes of different heights. The present invention proposes a stretch film device for a wrapping machine that is easy to wrap.

The invention proposes a film-drawing device for a film-wrap machine that is easy to wrap and includes a machine platform. The top of the machine platform is fixedly connected with a bracket, the right end of the bracket is fixedly installed with an electric push rod, and the bottom of the machine platform is fixedly installed. There is a first motor, the output shaft of the first motor runs through the machine platform and is rotationally connected with the machine platform. The output shaft of the first motor and the output shaft of the electric push rod are both provided with splints. The clamping plate located below is connected to the output of the first motor. The shaft is fixedly connected, and the upper splint is rotationally connected to the output shaft of the electric push rod;

The top of the machine is slidably connected to a movable frame. The top of the movable frame is rotatably connected to a film roller. The right side of the movable frame is slidably connected to a connecting rod. The bottom end of the connecting rod is fixedly connected to a nut. The nut is threadedly connected to a screw rod. The fixed sleeve on the pole is equipped with two bearings. Both bearings are fixedly connected to the top of the machine. There are four legs fixedly connected to the bottom of the machine. The two legs on the left are fixedly connected to the same one on the right. The right end of the support plate is fixedly connected to the left side of the two legs on the right side. The top of the support plate is rotatably connected to a rotating shaft. The top of the rotating shaft penetrates the machine and is connected to the machine. The top of the rotating shaft is connected to the wire. The right ends of the rods are fixedly connected with bevel gears, the two bevel gears are meshed, and the second gear is fixedly sleeved on the rotating shaft;

The top of the support plate is provided with a lifting component, which is matched with the bottom of the mobile frame. The bottom of the support plate is provided with a transmission component, which is respectively matched with the lifting component and the second gear.

With the above structure, through the transmission cooperation between the power assembly and the movable frame, the movable frame and the film roller can be driven to move laterally, so that the lateral position adjustment of the film roller can be realized, and the distance between the film roller and the packaging box can be adjusted. It is convenient for the film roller to wrap the film of different types of packaging boxes, and it is easy to operate, saves time and effort, and is highly practical.

Preferably, a second chute is provided on the right side of the mobile frame, a second slide block is fixedly connected to the left end of the connecting rod, and the second slide block is slidably connected in the second chute.

Furthermore, through the sliding limiting cooperation between the second slide block and the second slide groove, stable sliding limiting and sliding support can be achieved between the movable frame and the connecting rod.

Preferably, the lifting assembly includes a rectangular rod, two limiting rollers and a first gear;

The bottom end of the first gear is rotatably connected to the top of the support plate. The top end of the first gear is fixedly connected to the bottom of the limiting roller located below. The ends of the two limiting rollers that are close to each other are in contact with each other. The bottom end of the rectangular rod is fixedly connected. On the top of the upper limiting roller, the top of the rectangular rod penetrates the machine platform and matches with the bottom of the moving frame, and the first gear matches with the transmission assembly.

Furthermore, by setting up a lifting component, the mobile frame and the film roller can be driven up and down, which can facilitate the corresponding winding between the stretch film on the film roller and the packaging box, ensure that the packaging box is completely wrapped, and can adapt to different heights. The packaging box is wrapped with film, which has strong applicability.

Preferably, the top of the rectangular rod is fixedly connected with a first slider, the bottom of the mobile frame is provided with a first slider, and the first slider is slidably connected in the first slider.

Furthermore, through the sliding limiting cooperation between the first slide block and the first slide groove, the mobile frame can be stably slid limited and supported.

Preferably, the rectangular rod is covered with a return spring, the top end of the return spring is fixedly connected to the bottom of the machine platform, and the bottom end of the return spring is fixedly connected to the top of the limiting roller.

Further, by providing a return spring, the upper limit roller, rectangular rod, moving frame and film roller can be driven downward to move and reset.

Preferably, the transmission assembly includes a second motor, a third gear and a cylinder;

The cylinder is fixedly installed at the bottom of the support plate. The left side of the second motor is fixedly connected to the output shaft of the cylinder. The output shaft of the second motor runs through the support plate and extends to the top of the support plate. The third gear is fixedly connected to the second motor. On the output shaft, the third gear meshes with the second gear, and the third gear matches the first gear.

Furthermore, by arranging the transmission assembly, power output can be provided between the first gear and the second gear and the film roller respectively, and independent transmission can be achieved without affecting each other, which can ensure the lifting adjustment and lateral position adjustment of the film roller. .

Preferably, a telescopic rod is fixedly connected to the right side of the second motor, and the right end of the telescopic rod is fixedly connected to the two legs on the right side.

Further, by providing a telescopic rod, the second motor can be supported for stable movement.

Preferably, the support plate is provided with a sliding hole, and the output shaft of the second motor passes through the sliding hole and matches with the sliding hole.

Furthermore, the sliding holes can be opened to facilitate the lateral movement of the second motor.

The beneficial effects of the present invention are:

1. By setting up the lifting component, the mobile frame and the film roller can be driven up and down, which can facilitate the corresponding winding between the stretch film on the film roller and the packaging box, ensure that the packaging box is completely wrapped, and can adapt to packaging of different heights. The box is wrapped with film, which has strong applicability;

2. Through the transmission cooperation between the power assembly and the movable frame, the movable frame and the film roller can be driven to move laterally, so that the lateral position adjustment of the film roller can be realized, and the distance between the film roller and the packaging box can be adjusted to facilitate the film The roller wraps the film on packaging boxes of different types, and it is easy to operate, saves time and effort, and is highly practical;

The invention realizes distance adjustment and height adjustment between the film roller and the packaging box through a simple structure, enables the film roller to perform film winding operations on packaging boxes of different types and heights, has strong applicability, is easy to operate, and saves time. Labor-saving and practical.

Description of the drawings

Figure 1 is a structural front view of a film drawing device for easy winding proposed by the present invention for a film wrapping machine;

Figure 2 is a structural main cross-sectional view of a film-drawing device for easy winding proposed by the present invention for a film-winding machine;

Figure 3 is a schematic structural diagram of part A in Figure 2 of a film drawing device for a film wrapping machine proposed by the present invention that is easy to wrap;

Figure 4 is a three-dimensional structure of the moving frame, the first chute, the first slide block, the second chute, the second slide block and the connecting rod of a film drawing device for a wrapping film machine proposed by the present invention that facilitates wrapping. picture;

Figure 5 is a three-dimensional structural view of a rectangular rod and a limiting roller of a film pulling device for a film wrapping machine proposed by the present invention to facilitate winding.

In the picture: 1. Machine table; 2. Bracket; 3. Electric push rod; 4. First motor; 5. Plywood; 6. Moving frame; 7. Film roller; 8. First chute; 9. First slide block; 10. rectangular rod; 11. return spring; 12. limit roller; 13. first gear; 14. leg; 15. support plate; 16. second chute; 17. second slide block; 18. Connecting rod; 19. Nut; 20. Screw; 21. Bearing; 22. Bevel gear; 23. Rotating shaft; 24. Second gear; 25. Second motor; 26. Third gear; 27. Telescopic rod; 28. Cylinder; 29. Sliding hole.

Implementation

The present invention will be further explained below in conjunction with specific embodiments.

Referring to Figures 1-5, this embodiment proposes a film-drawing device for a stretch film machine that is easy to wrap, including a machine 1. A bracket 2 is welded to the top of the machine 1, and an electric machine is fixedly installed on the right end of the bracket 2. Push rod 3, the first motor 4 is fixedly installed at the bottom of the machine table 1. The output shaft of the first motor 4 penetrates the machine table 1 and is connected with the machine table 1 through shaft rotation. The output shaft of the first motor 4 is connected to the electric push rod 3. The output shafts are all provided with splints 5, the lower splint 5 is welded to the output shaft of the first motor 4, and the upper splint 5 is connected to the output shaft of the electric push rod 3 through shaft rotation;

The top of the machine 1 is slidably connected to a movable frame 6. The top of the movable frame 6 is connected to a film roller 7 through an axis. A connecting rod 18 is slidably connected to the right side of the movable frame 6. A nut 19 is welded to the bottom end of the connecting rod 18. The nut 19 is threadedly connected to a screw rod 20, and the fixed sleeve on the screw rod 20 is provided with two bearings 21. The two bearings 21 are welded on the top of the machine 1, and four legs 14 are welded on the bottom of the machine 1, located at The same support plate 15 is welded to the right side of the two left legs 14. The right end of the support plate 15 is welded to the left side of the two right legs 14 respectively. The top of the support plate 15 is connected by a shaft rotation. The top of the rotating shaft 23 penetrates the machine platform 1 and is connected with the machine platform 1 through shaft rotation. The top of the rotating shaft 23 and the right end of the screw rod 20 are both welded with bevel gears 22. The two bevel gears 22 are meshed and fixed on the rotating shaft 23. The sleeve is provided with a second gear 24;

The top of the support plate 15 is provided with a lifting assembly, which is matched with the bottom of the mobile frame 6. The bottom of the support plate 15 is provided with a transmission assembly, which is respectively matched with the lifting assembly and the second gear 24;

The lifting assembly includes a rectangular rod 10, two limit rollers 12 and a first gear 13; the bottom end of the first gear 13 is connected to the top of the support plate 15 through a shaft rotation, and the top end of the first gear 13 is welded to the limiter located below. At the bottom of the roller 12, the ends of the two limiting rollers 12 that are close to each other are in contact with each other. The bottom end of the rectangular rod 10 is welded to the top of the upper limiting roller 12. The top of the rectangular rod 10 penetrates the machine table 1 and is connected with the moving frame 6 The bottom of the gear 13 matches the transmission assembly;

The transmission assembly includes a second motor 25, a third gear 26 and a cylinder 28; the cylinder 28 is fixedly installed on the bottom of the support plate 15, the left side of the second motor 25 is welded to the output shaft of the cylinder 28, and the output shaft of the second motor 25 runs through The support plate 15 extends to the top of the support plate 15. The third gear 26 is welded to the output shaft of the second motor 25. The third gear 26 meshes with the second gear 24, and the third gear 26 cooperates with the first gear 13. .

With the above structure, the lifting assembly can drive the movable frame 6 and the film roller 7 to lift, thereby facilitating the corresponding winding between the stretch film on the film roller 7 and the packaging box, ensuring that the packaging box is completely wrapped, and It can adapt to wrapping boxes of different heights and has strong applicability; by setting the transmission assembly, it can provide power output between the first gear 13 and the second gear 24 and the film roller 7 respectively, and can realize independent transmission and mutual transmission. It will not affect the lift adjustment and lateral position adjustment of the film roller 7.

In this embodiment, a second chute 16 is provided on the right side of the mobile frame 6, and a second slider 17 is welded to the left end of the connecting rod 18. The second slider 17 is slidably connected in the second chute 16. Through the second The sliding limitation cooperation between the slide block 17 and the second slide groove 16 enables stable sliding limitation and sliding support between the movable frame 6 and the connecting rod 18 .

In this embodiment, the first slider 9 is welded to the top of the rectangular rod 10, and the first slider 8 is provided at the bottom of the mobile frame 6. The first slider 9 is slidingly connected in the first slider 8. Through the first slider The sliding limiting cooperation between the block 9 and the first chute 8 can provide stable sliding limiting and sliding support to the movable frame 6 .

In this embodiment, the rectangular rod 10 is covered with a return spring 11. The top end of the return spring 11 is welded to the bottom of the machine 1. The bottom end of the return spring 11 is welded to the top of the limiting roller 12. By setting the return spring 11, it is possible to Drive the upper limit roller 12, rectangular rod 10, movable frame 6 and film roller 7 to move downward and reset.

In this embodiment, a telescopic rod 27 is welded to the right side of the second motor 25, and the right end of the telescopic rod 27 is welded to the two legs 14 on the right side. By providing the telescopic rod 27, the second motor 25 can be moved stably. support.

In this embodiment, the support plate 15 is provided with a sliding hole 29 . The output shaft of the second motor 25 passes through the sliding hole 29 and matches with the sliding hole 29 . The sliding hole 29 facilitates the lateral movement of the second motor 25 .

Working principle: When in use, first connect the electric push rod 3, the first motor 4, the second motor 25 and the cylinder 28 to the external power supply, then place the packaging box on the plywood 5 located below, and then pass the electric push rod 3 drives the upper plywood 5 to move downward to stably clamp the packaging box. At the same time, the first motor 4 drives the lower plywood 5 to rotate, thereby driving the packaging box and the upper plywood 5 to rotate. The stretch film is wrapped and wrapped around the packaging box, which can realize the rapid wrapping operation of the packaging box. After the packaging box is clamped, the second motor 25 drives the third gear 26 to rotate forward and reverse, which can drive the third gear 26 to rotate forward and reverse. The second gear 24 rotates. When the second gear 24 rotates, it can drive the rotating shaft 23 to rotate. When the rotating shaft 23 rotates, it can drive the screw rod 20 to rotate through the meshing transmission between the two bevel gears 22. At this time, through The threaded connection between the screw rod 20 and the nut 19 can drive the nut 19 and the connecting rod 18 to move to the left or right. At this time, the moving frame 6 and the film roller 7 can be driven to move to the left or right. Here Through the lateral movement adjustment of the film roller 7, the film roller 7 can be adapted to different types and sizes of packaging boxes for spacing adjustment, ensuring that the stretch film on the film roller 7 can be wound around the packaging box normally, which is convenient for personnel to use. In addition, when After the position adjustment of the film roller 7 is completed, the second motor 25 and the third gear 26 are driven by the cylinder 28 to move to the left, so that the third gear 26 and the second gear 24 can be disengaged, and at the same time, the third gear 26 can be disengaged from the second gear 24. The first gear 13 is in mesh. At this time, the second motor 25 drives the third gear 26 to rotate, which can drive the first gear 13 to rotate. When the first gear 13 rotates, it can drive the limiting roller 12 located below to rotate. At this time, through the sliding limit cooperation between the lower limit roller 12 and the upper limit roller 12 , the upper limit roller 12 can be squeezed to move upward and compress the return spring 11 , while the rectangular rod 10 It will also move upward. At this time, the rectangular rod 10 can drive the first slider 9, the moving frame 6 and the film roller 7 to move upward. At this time, the height of the film roller 7 can be adjusted. In this way, the film roller 7 can be conveniently moved. The stretch film on the stretch film is wrapped correspondingly with the packaging box to ensure that the packaging box is completely wrapped, and it can adapt to packaging boxes of different heights for wrapping, and has strong applicability.

The above are only preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person familiar with the technical field can, within the technical scope disclosed in the present invention, implement the technical solutions of the present invention. Equivalent substitutions or changes of the inventive concept thereof shall be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a draw membrane device convenient to twine for winding membrane machine, includes board (1), its characterized in that, the top fixedly connected with support (2) of board (1), the right-hand member fixed mounting of support (2) has electric putter (3), the bottom fixed mounting of board (1) has first motor (4), the output shaft of first motor (4) runs through board (1) and is connected with board (1) rotation, all be provided with splint (5) on the output shaft of first motor (4) and electric putter (3), splint (5) and the output shaft fixed connection of first motor (4) that are located the below, splint (5) and the output shaft rotation of electric putter (3) that are located the top are connected;

the top of the machine table (1) is slidably connected with a movable frame (6), the top of the movable frame (6) is rotationally connected with a film roller (7), the right side of the movable frame (6) is rotationally connected with a connecting rod (18), the bottom end of the connecting rod (18) is fixedly connected with a nut (19), a screw rod (20) is connected to the nut (19) in a threaded manner, two bearings (21) are fixedly sleeved on the screw rod (20), the two bearings (21) are fixedly connected to the top of the machine table (1), the bottom of the machine table (1) is fixedly connected with four supporting legs (14), the right sides of the two supporting legs (14) positioned on the left side are fixedly connected with the same supporting plate (15), the right ends of the supporting plate (15) are respectively fixedly connected with the left sides of the two supporting legs (14) positioned on the right side, the top of the supporting plate (15) is rotationally connected with a rotating shaft (23), the top end of the rotating shaft (23) penetrates through the machine table (1) and is rotationally connected with the machine table (1), the top end of the rotating shaft (23) is fixedly connected with a bevel gear (22) with the right end of the screw rod (20), the two bevel gears (22) are fixedly meshed with the second bevel gears (24);

the top of backup pad (15) is provided with lifting unit, and lifting unit cooperatees with the bottom of removing frame (6), and the bottom of backup pad (15) is provided with drive assembly, and drive assembly cooperatees with lifting unit and second gear (24) respectively.

2. The film pulling device for the film winding machine, which is convenient to wind, according to claim 1, wherein the right side of the movable frame (6) is provided with a second sliding groove (16), the left end of the connecting rod (18) is fixedly connected with a second sliding block (17), and the second sliding block (17) is slidably connected in the second sliding groove (16).

3. A film pulling device for a film winding machine facilitating winding according to claim 1, characterized in that the lifting assembly comprises a rectangular bar (10), two limit rollers (12) and a first gear (13);

the bottom of first gear (13) rotates to be connected at the top of backup pad (15), the top fixed connection of first gear (13) is in the bottom of the spacing roller (12) that is located the below, the one end that two spacing rollers (12) are close to each other contacts, the bottom fixed connection of rectangular rod (10) is at the top of the spacing roller (12) that is located the top, the top of rectangular rod (10) runs through board (1) and cooperatees with the bottom of removing frame (6), first gear (13) cooperatees with drive assembly.

4. A film pulling device for a film winding machine, which is convenient to wind according to claim 3, wherein the top end of the rectangular rod (10) is fixedly connected with a first sliding block (9), the bottom of the movable frame (6) is provided with a first sliding groove (8), and the first sliding block (9) is slidably connected in the first sliding groove (8).

5. A film pulling device for a film winding machine, which is convenient to wind according to claim 3, wherein a return spring (11) is sleeved on the rectangular rod (10), the top end of the return spring (11) is fixedly connected to the bottom of the machine table (1), and the bottom end of the return spring (11) is fixedly connected to the top of the limit roller (12).

6. A film pulling device for a film winding machine facilitating winding according to claim 1, characterized in that the transmission assembly comprises a second motor (25), a third gear (26) and a cylinder (28);

the bottom in backup pad (15) is fixed mounting to cylinder (28), the left side of second motor (25) and the output shaft fixed connection of cylinder (28), the output shaft of second motor (25) runs through backup pad (15) and extends to the top of backup pad (15), third gear (26) fixed connection is on the output shaft of second motor (25), third gear (26) meshes with second gear (24), third gear (26) cooperatees with first gear (13).

7. A film pulling device for a film winding machine, which is convenient to wind according to claim 6, characterized in that the right side of the second motor (25) is fixedly connected with a telescopic rod (27), and the right end of the telescopic rod (27) is fixedly connected with two supporting legs (14) positioned on the right side.

8. The film pulling device for the film winding machine, which is convenient to wind, according to claim 6, wherein the supporting plate (15) is provided with a sliding hole (29), and an output shaft of the second motor (25) penetrates through the sliding hole (29) and is matched with the sliding hole (29).