Slitting and cutting device for PET (Polyethylene Terephthalate) polyester film raw material

Abstract

The utility model discloses a PET polyester film raw material slitting device which comprises a supporting bottom plate, a first installation plate is arranged on the top of the supporting bottom plate, a first motor is installed on the first installation plate, and a film arranging roller is arranged on the first motor. Second mounting plates are arranged on the top of the supporting bottom plate, and a rotating shaft is mounted between the second mounting plates. A third motor is installed on the side wall of the supporting bottom plate, a first screw rod is installed on the third motor, a sliding block is in threaded connection with the first screw rod, a slitting base is installed at the top of the sliding block, a fixing frame is installed at the top of the slitting base, and openings are formed in the two ends of the fixing frame; according to the PET film cutting device, the positions of the cutting base and the cutting device can be effectively and conveniently adjusted, and therefore slitting treatment of PET film raw materials can be conveniently conducted.

Description

Technical Field

[0001] The utility model relates to the field of PET polyester film raw material processing, in particular to a strip cutting device for PET polyester film raw material. Background Art

[0002] PET film is a packaging film with comprehensive performance. It has good transparency and gloss; good air tightness and fragrance retention; moderate moisture resistance, and its moisture permeability decreases at low temperatures. PET film has excellent mechanical properties, and its toughness is the best among all thermoplastics. Its tensile strength and impact strength are much higher than those of ordinary films. It also has good strength and stable dimensions, making it suitable for secondary processing such as printing and paper bags.

[0003] During the processing of PET polyester film raw materials, a slitting device is required to realize the slitting process of the raw materials. However, the existing slitting device cannot adjust the position of the cutting tool and the switching seat during the processing, which affects the slitting process of the PET polyester film raw materials. Utility Model Content

[0004] The utility model aims to provide a strip-cutting device for PET polyester film raw materials to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A strip-cutting device for PET polyester film raw materials comprises a supporting base plate, a pair of first mounting plates are arranged at the left end of the top of the supporting base plate, a first motor is fixedly mounted on the first mounting plate at the front end, and a film discharge roller is arranged on the output shaft of the first motor; a pair of second mounting plates are arranged at the right end of the top of the supporting base plate, and a plurality of rotating shafts are installed at equal intervals between the second mounting plates; a film collection roller is arranged on the rotating shaft, and the film collection rollers are arranged in an inclined manner from top to bottom; a connecting groove is opened in the middle of the supporting base plate, a third motor is fixedly mounted on the side wall of the supporting base plate located on the right side of the connecting groove, and a The first screw is connected to the connecting groove through a bearing seat, a slider is threadedly connected to the first screw, a slitting seat is fixedly installed on the top of the slider, a fixed frame is installed on the top of the slitting seat, openings are opened at both ends of the fixed frame, a connecting sleeve is slidably connected inside the opening, the connecting sleeve is set on the opening, a cutting shaft is rotatably installed inside the connecting sleeve, a number of cutting blades are arranged on the cutting shaft at equal intervals, a moving frame is rotatably installed on the cutting shaft located outside the fixed frame, a cutting motor is arranged at the bottom of the moving frame, and the cutting motor is connected to the cutting shaft; a moving drive component for driving the moving frame to move is installed on the fixed frame.

[0007] As an improved solution of the utility model: the rotating shafts are connected to each other through a transmission belt, and a rotation driving component for driving the rotating shaft to rotate is installed on the second mounting plate at the front end.

[0008] As an improved solution of the utility model: the rotation drive assembly includes a second motor fixedly connected to the second mounting plate, a driving gear is installed on the motor shaft of the second motor, a driven gear is meshedly connected to the driving gear, and the driven gear is connected to the rotating shaft.

[0009] As an improved solution of the utility model: a plurality of cutting grooves are provided at equal intervals on the cutting seat.

[0010] As an improved solution of the utility model: the mobile drive assembly includes a fourth motor fixedly mounted on the top of the fixed frame, a second screw is installed on the motor shaft of the fourth motor, and the second screw is threadedly connected to the mobile frame.

[0011] As an improved solution of the present invention: a limiting block is fixedly installed on the top of the second screw rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model drives the first screw to rotate through the third motor, the first screw drives the threaded slider to move, and the slider synchronously drives the slitting seat to move the position adjustment, thereby facilitating the cutting processing of ET polyester film raw materials in all directions; the utility model drives the mobile frame to move downward through the mobile driving component, and the mobile frame synchronously drives the cutting axis to move downward, and the cutting motor works, and the cutting motor drives the cutting axis and the cutting disc to realize the strip cutting processing of the ET polyester film raw materials, thereby facilitating the processing of the ET polyester film raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main overall structure of the utility model;

[0014] Figure 2 It is a rear view overall structural schematic diagram of the utility model;

[0015] Figure 3 It is a cross-sectional view of the utility model;

[0016] Figure 4 It is a structural schematic diagram of the connection between the fixed frame and the movable frame in the utility model.

[0017] In the figure: 1. supporting base plate; 2. first mounting plate; 3. first motor; 4. film discharge roller; 5. second mounting plate; 6. rotating shaft; 7. transmission belt; 8. film collection roller; 9. second motor; 10. driving gear; 11. driven gear; 12. connecting groove; 13. third motor; 14. first screw; 15. slider; 16. slitting seat; 17. cutting groove; 18. fixing frame; 19. opening; 20. connecting sleeve; 21. cutting shaft; 22. cutting blade; 23. moving frame; 24. cutting motor; 25. fourth motor; 26. second screw; 27. limit block; 28. guide rail; 29. ​​guide groove. DETAILED DESCRIPTION

[0018] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0019] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying 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 direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0021] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0022] Example 1

[0023] See also Figures 1 to 4In an embodiment of the utility model, a strip-cutting device for PET polyester film raw materials comprises a supporting base plate 1, a pair of first mounting plates 2 are arranged at the left end of the top of the supporting base plate 1, a first motor 3 is fixedly mounted on the first mounting plate 2 at the front end, a film discharge roller 4 is arranged on the output shaft of the first motor 3, and the first motor 3 works to drive the film discharge roller 4 to rotate to perform the discharge processing of the ET polyester film raw materials.

[0024] A pair of second mounting plates 5 are provided at the top right end of the supporting base plate 1, and a plurality of rotating shafts 6 are installed at equal intervals between the second mounting plates 5. The rotating shafts 6 are connected to each other through a transmission belt 7. A rotating drive assembly for driving the rotating shaft 6 to rotate is installed on the second mounting plate 5 at the front end. The corresponding rotating shaft 6 is driven to rotate by the rotating drive assembly, and the rotating shaft 6 can drive the synchronous rotation of each rotating shaft 6 through the transmission belt 7.

[0025] The rotation drive assembly includes a second motor 9 fixedly connected to the second mounting plate 5, a driving gear 10 is installed on the motor shaft of the second motor 9, a driven gear 11 is meshedly connected to the driving gear 10, and the driven gear 11 is connected to the rotating shaft 6. When the second motor 9 works, the second motor 9 drives the driving gear 10 to rotate, and the driving gear 10 drives the meshed driven gear 11 to rotate, and the driven gear 11 can drive the rotating shaft 6 to adjust its rotational position.

[0026] The rotating shaft 6 is provided with film collecting rollers 8, and the film collecting rollers 8 are arranged to be tilted from top to bottom. When the rotating shaft 6 is rotating synchronously, the film collecting rollers 8 realize synchronous material collection processing of the cut raw materials.

[0027] A connecting groove 12 is provided in the middle of the supporting base plate 1, and a third motor 13 is fixedly installed on the side wall of the supporting base plate 1 on the right side of the connecting groove 12. A first screw 14 is installed on the motor shaft of the third motor 13, and the first screw 14 is connected to the connecting groove 12 through a bearing seat. A slider 15 is threadedly connected to the first screw 14, and a slitting seat 16 is fixedly installed on the top of the slider 15. When the third motor 13 works, the third motor 13 drives the first screw 14 to rotate, and the first screw 14 drives the threaded slider 15 to move, and the slider 15 drives the slitting seat 16 to move horizontally on the supporting base plate 1 for azimuth adjustment.

[0028] A fixed frame 18 is installed on the top of the slitting seat 16, and openings 19 are opened at both ends of the fixed frame 18. A connecting sleeve 20 is slidably connected inside the opening 19, and the connecting sleeve 20 is sleeved on the opening 19. A cutting shaft 21 is rotatably installed inside the connecting sleeve 20, and a plurality of cutting discs 22 are evenly spaced on the cutting shaft 21. A moving frame 23 is rotatably installed on the cutting shaft 21 located outside the fixed frame 18, and a cutting motor 24 is arranged at the bottom of the moving frame 23. The cutting motor 24 is connected to the cutting shaft 21. After the moving frame 23 is adjusted in position, the cutting shaft 21 is driven to rotate by the cutting motor 24, and the cutting shaft 21 drives the cutting disc 22 to rotate and cut the PET polyester film raw material, thereby realizing the strip cutting process of the PET polyester film raw material, and further facilitating the processing of the PET polyester film raw material.

[0029] The slitting seat 16 is provided with a plurality of cutting grooves 17 at equal intervals. The arrangement of the cutting grooves 17 can be used to protect the slitting seat 16 .

[0030] The fixed frame 18 is provided with a moving driving assembly for driving the moving frame 23 to move. The moving driving assembly can drive the moving frame 23 to move up and down.

[0031] The mobile drive assembly includes a fourth motor 25 fixedly mounted on the top of the fixed frame 18, and a second screw 26 is installed on the motor shaft of the fourth motor 25. The second screw 26 is threadedly connected to the mobile frame 23. When the fourth motor 25 works, the fourth motor 25 drives the second screw 26 to rotate, and the second screw 26 can drive the mobile frame 23 to move and adjust its orientation.

[0032] A limit block 27 is fixedly installed on the top of the second screw rod 26 . The setting of the limit block 27 can limit the second screw rod 26 , thereby ensuring the smooth movement of the moving frame 23 .

[0033] Example 2

[0034] In another embodiment of the utility model, this embodiment is different from the above-mentioned embodiment in that guide rails 28 are installed at both ends of the top of the supporting base plate 1, and guide grooves 29 are opened at both ends of the bottom of the slitting seat 16. The guide grooves 29 move on the guide rails 28, thereby ensuring the smooth movement of the slitting seat 16.

[0035] The working principle of the utility model is as follows: the utility model drives the film discharge roller 4 to rotate by driving the first motor 3, and the film discharge roller 4 discharges the PET polyester film raw material, drives the first screw 14 to rotate by the third motor 13, and the first screw 14 drives the threaded slider 15 to move, and the slider 15 synchronously drives the slitting seat 16 to adjust the horizontal movement azimuth, drives the second screw 26 to move downward by the fourth motor 25, and the second screw 26 drives the threaded movable frame 23 to move downward, and the movable frame 23 drives the cutting shaft 21 to move downward, and drives the cutting shaft 21 by the cutting motor 24 to drive the cutting blade 22 to realize the slitting of the PET polyester film raw material, and the cut raw material is driven by the second motor 9 to drive the driving gear 10 to rotate, and the driving gear 10 drives the meshing driven gear 11 to rotate, and the driven gear 11 drives the rotating shaft 6 to rotate, and the rotating shaft 6 can realize the rotation of each rotating shaft 6 through the transmission belt 7, and the rotating shaft 6 drives each film winding roller 8 to realize the winding of the slit PET polyester film raw material, so as to facilitate the processing of the PET polyester film raw material.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A strip cutting device for PET polyester film raw materials, characterized in that: It comprises a supporting base plate (1), a pair of first mounting plates (2) are arranged at the left end of the top of the supporting base plate (1), a first motor (3) is fixedly mounted on the front end of the first mounting plate (2), and a film discharge roller (4) is arranged on the output shaft of the first motor (3); A pair of second mounting plates (5) are arranged at the right end of the top of the supporting base plate (1), a plurality of rotating shafts (6) are installed at equal intervals between the second mounting plates (5), the rotating shafts (6) are connected to each other via a transmission belt (7), and a rotating drive assembly for driving the rotating shafts (6) to rotate is installed on the second mounting plate (5) at the front end; The rotating shaft (6) is provided with a film collecting roller (8), and the film collecting roller (8) is arranged in an inclined manner from top to bottom; A connecting groove (12) is provided in the middle of the supporting base plate (1), a third motor (13) is fixedly mounted on the side wall of the supporting base plate (1) located on the right side of the connecting groove (12), a first screw rod (14) is mounted on the motor shaft of the third motor (13), the first screw rod (14) is connected to the connecting groove (12) via a bearing seat, a slider (15) is threadedly connected to the first screw rod (14), and a slitting seat (16) is fixedly mounted on the top of the slider (15); A fixed frame (18) is installed on the top of the slitting seat (16), and openings (19) are opened at both ends of the fixed frame (18). A connecting sleeve (20) is slidably connected inside the opening (19), and the connecting sleeve (20) is sleeved on the opening (19). A cutting shaft (21) is rotatably installed inside the connecting sleeve (20), and a plurality of cutting blades (22) are arranged on the cutting shaft (21) at equal intervals. A moving frame (23) is rotatably installed on the cutting shaft (21) located outside the fixed frame (18), and a cutting motor (24) is arranged at the bottom of the moving frame (23), and the cutting motor (24) is connected to the cutting shaft (21); The fixed frame (18) is provided with a moving drive assembly for driving the moving frame (23) to move.

2. A PET polyester film raw material strip cutting device according to claim 1, characterized in that: The rotation drive assembly comprises a second motor (9) fixedly connected to the second mounting plate (5); a driving gear (10) is mounted on the motor shaft of the second motor (9); a driven gear (11) is meshedly connected to the driving gear (10); and the driven gear (11) is connected to the rotating shaft (6).

3. The slitting device for PET polyester film raw material according to claim 1, characterized in that: The cutting seat (16) is provided with a plurality of cutting grooves (17) at equal intervals.

4. The slitting device for PET polyester film raw material according to claim 1, characterized in that: The mobile drive assembly comprises a fourth motor (25) fixedly mounted on the top of the fixed frame (18); a second screw (26) is mounted on the motor shaft of the fourth motor (25); and the second screw (26) is threadedly connected to the mobile frame (23).

5. The slitting device for PET polyester film raw material according to claim 4, characterized in that: A limiting block (27) is fixedly mounted on the top of the second screw rod (26).

Images