PET (Polyethylene Terephthalate) film roll discharging structure

Abstract

The utility model discloses a PET film roll discharging structure which comprises a bottom plate, four supporting rods are arranged at the upper end of the bottom plate, two supporting frames are movably installed at the upper ends of the four supporting rods through bolts, winding shafts are movably installed at the upper ends of the two supporting frames, and a discharging driving structure is arranged on one side of one supporting frame. The discharging driving structure comprises a fixing plate, two sliding grooves, a sliding plate, a lead screw, a mounting frame, a motor and a connecting assembly. The utility model relates to the technical field of PET (Polyethylene Terephthalate) film emptying, the overall height of the two support frames can be adjusted according to different processing equipment during use by adopting the emptying driving structure, the emptying operation at different heights can be realized, and the winding shaft can be quickly dismounted and mounted through the arranged emptying driving structure, so that the production efficiency is improved, and the production cost is reduced. And the overall replacement efficiency of the film roll is ensured, so that the overall processing efficiency can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PET film unloading, in particular to a PET film roll unloading structure. Background Art

[0002] PET film is a packaging film with comprehensive performance. It has good transparency and glossiness; good air tightness and fragrance retention; moderate moisture resistance, and its moisture permeability decreases at low temperatures.

[0003] When preparing PET glitter and PET bright strips, it is necessary to place the PET film on the upper end of the discharge equipment and place one end of the PET film into the designated processing equipment. However, the current PET film discharge structure cannot adjust the discharge height according to different discharge requirements during use, and the current discharge structure is cumbersome in the overall disassembly and assembly operation when replacing the film roll, and cannot achieve rapid replacement of the film roll, affecting the processing efficiency. In view of this, there may be technical means to solve the above problems in the existing technology, but this case intends to provide an alternative or replacement technical solution. Utility Model Content

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a PET film roll unwinding structure, comprising a bottom plate, four support rods are provided on the upper end of the bottom plate, two support frames are movably mounted on the upper ends of the four support rods through bolts, a reeling shaft is movably mounted on the upper ends of the two support frames, and a unwinding drive structure is provided on one side of one of the support frames;

[0005] The material discharge drive structure includes: a fixed plate, two slide slots, a sliding plate, a screw rod, a mounting frame, a motor and a connecting assembly;

[0006] The fixed plate is fixedly mounted on one side of the support frames, the two slide grooves are respectively mounted on both sides of the upper end of the fixed plate, the two ends of the sliding plate are respectively movably embedded in the two slide grooves, the screw rod is mounted on the upper end of the fixed plate and movably embedded in the sliding plate, the mounting frame is mounted on the upper end of the sliding plate, the motor is fixedly mounted on the upper end of the mounting frame, one end of the connecting component is connected to the motor driving end, and the other end is fixedly mounted on one side of the winding shaft.

[0007] Preferably, the connecting assembly includes: a connecting sleeve and a connecting rod;

[0008] The connecting sleeve is fixedly mounted on the motor driving end, one end of the connecting rod is fixedly mounted on one side of the reeling shaft, and the other end is movably embedded in the connecting sleeve.

[0009] Preferably, the cross-sectional shape of the connecting rod is hexagonal.

[0010] Preferably, a plurality of traction frames are provided between the fixing plate and the supporting frame.

[0011] Preferably, the support frame is in an "X" shape.

[0012] Preferably, the upper ends of the two support frames are both provided with semicircular needle roller bearings.

[0013] Beneficial effects

[0014] The utility model provides a PET film roll unloading structure with the following beneficial effects: the unloading drive structure adopted in this case can adjust the overall height of the two support frames according to different processing equipment during use, thereby realizing unloading operations at different heights, and through the set unloading drive structure, the reel can be quickly disassembled and installed, thereby ensuring the overall replacement efficiency of the film roll, thereby effectively increasing the overall processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main three-dimensional structure of a PET film roll unwinding structure described in the present invention.

[0016] Figure 2 This is a rear perspective structural schematic diagram of a PET film roll unwinding structure described in the present invention.

[0017] Figure 3 This is an enlarged structural schematic diagram of position "A" of a PET film roll unwinding structure described in the present invention.

[0018] In the figure: 1. Base plate, 2. Support rod, 3. Support frame, 4. Reel, 5. Fixed plate, 6. Slide groove, 7. Sliding plate, 8. Screw, 9. Mounting frame, 10. Motor, 11. Connecting sleeve, 12. Connecting rod, 13. Traction frame, 14. Semicircular needle roller bearing. DETAILED DESCRIPTION

[0019] Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative work shall fall within the scope of protection of the present invention.

[0020] Example: See Figure 1-3 A PET film roll unloading structure includes a bottom plate 1, four support rods 2 are provided on the upper end of the bottom plate 1, two support frames 3 are movably mounted on the upper ends of the four support rods 2 through bolts, and a reel 4 is movably mounted on the upper ends of the two support frames 3, and a unloading drive structure is provided on one side of one of the support frames 3;

[0021] The unloading drive structure includes: a fixed plate 5, two chutes 6, a sliding plate 7, a screw rod 8, a mounting frame 9, a motor 10 and a connecting assembly;

[0022] The fixed plate 5 is fixedly installed on one side of one of the support frames 3, the two slide grooves 6 are respectively installed on both sides of the upper end of the fixed plate 5, the two ends of the sliding plate 7 are respectively movably embedded in the two slide grooves 6, the screw rod 8 is installed on the upper end of the fixed plate 5, and movably embedded in the sliding plate 7, the mounting frame 9 is installed on the upper end of the sliding plate 7, the motor 10 is fixedly installed on the upper end of the mounting frame 9, one end of the connecting component is connected to the driving end of the motor 10, and the other end is fixedly installed on one side of the winding shaft 4.

[0023] When unloading the PET film, the staff first moves the device to the specified position, supports the device through the base plate 1 and the four support rods 2, and then adjusts the two support frames 3 to the specified height on the upper ends of the four support rods 2 according to the height requirements of the unloading, adjusts the overall unloading height of the reel 4, and then places the two ends of the reel 4 on the upper ends of the two support frames 3 respectively, and supports the two ends of the reel 4 through two semicircular needle bearings 14 to ensure the rotation stability of the reel 4, and then twists the screw 8 at the upper end of the fixed plate 5, and the sliding plate 7 moves in the two slide grooves 6 under the meshing action of the internal thread in the sliding plate 7 and the screw 8, and adjusts the position of the mounting frame 9 and the motor 10. The reel 4 is driven by the connecting assembly between the motor 10 and the reel 4 to achieve the purpose of unloading.

[0024] In the specific implementation process, the connecting assembly includes: a connecting sleeve 11 and a connecting rod 12;

[0025] The connecting sleeve 11 is fixedly mounted on the driving end of the motor 10 . One end of the connecting rod 12 is fixedly mounted on one side of the reel 4 , and the other end is movably embedded in the connecting sleeve 11 .

[0026] When the sliding plate 7 moves, the connecting sleeve 11 located at the driving end of the motor 10 is sleeved on the upper end of the connecting rod 12, connecting the winding shaft 4 to the driving end of the motor 10, and the winding shaft 4 is connected and driven by the multiple edges and corners of the connecting rod 12 cooperating with the connecting sleeve 11.

[0027] In a specific implementation, the cross-section of the connecting rod 12 is a hexagon.

[0028] During the specific implementation, a plurality of traction frames 13 are provided between the fixing plate 5 and the support frame 3 .

[0029] In a specific implementation process, the shape of the support frame 3 is "X"-shaped.

[0030] In the specific implementation process, semicircular needle roller bearings 14 are provided on the upper ends of the two support frames 3.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PET film roll unloading structure, comprising a bottom plate (1), characterized in that: Four support rods (2) are provided at the upper end of the bottom plate (1), two support frames (3) are movably mounted on the upper ends of the four support rods (2) via bolts, and reeling shafts (4) are movably mounted on the upper ends of the two support frames (3), and a material discharge drive structure is provided on one side of one of the support frames (3); The material discharge drive structure comprises: a fixed plate (5), two slide grooves (6), a sliding plate (7), a screw rod (8), a mounting frame (9), a motor (10) and a connecting assembly; The fixed plate (5) is fixedly mounted on one side of one of the support frames (3), the two slide grooves (6) are respectively mounted on both sides of the upper end of the fixed plate (5), the two ends of the sliding plate (7) are respectively movably embedded in the two slide grooves (6), the screw rod (8) is mounted on the upper end of the fixed plate (5) and movably embedded in the sliding plate (7), the mounting frame (9) is mounted on the upper end of the sliding plate (7), the motor (10) is fixedly mounted on the upper end of the mounting frame (9), one end of the connecting component is connected to the driving end of the motor (10), and the other end is fixedly mounted on one side of the winding shaft (4).

2. A PET film roll unwinding structure according to claim 1, characterized in that: The connecting assembly comprises: a connecting sleeve (11) and a connecting rod (12); The connecting sleeve (11) is fixedly mounted on the driving end of the motor (10); one end of the connecting rod (12) is fixedly mounted on one side of the reel (4), and the other end is movably embedded in the connecting sleeve (11).

3. A PET film roll unwinding structure according to claim 2, characterized in that: The cross-sectional shape of the connecting rod (12) is hexagonal.

4. A PET film roll unwinding structure according to claim 1, characterized in that: A plurality of traction frames (13) are provided between the fixing plate (5) and the supporting frame (3).

5. The PET film roll unwinding structure according to claim 1, characterized in that: The support frame (3) is in an "X" shape.

6. A PET film roll unwinding structure according to claim 1, characterized in that: The upper ends of the two support frames (3) are both provided with semicircular needle roller bearings (14).

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