Automatic film deviation rectifying and centering conveying device

Abstract

The utility model discloses an automatic film deviation rectifying and centering conveying device which comprises a first conveying frame, a second conveying frame and two rolling frames, the second conveying frame and the first conveying frame are arranged in a front-back spaced mode, and the two rolling frames are arranged below the second conveying frame respectively. According to the device, the first conveying frame, the second conveying frame and the two winding frames are arranged to achieve conveying and winding of a film respectively, then the deviation rectifying base and the deviation rectifying frame are arranged, the deviation rectifying frame is driven to horizontally move left and right by means of the horizontal moving guide rail and the servo motor arranged on the deviation rectifying base, and therefore the two deviation rectifying frames jointly drive the film to achieve automatic deviation rectifying and centering. Automatic deviation rectifying and centering conveying of the thin film is achieved, the overall structure is practical and reliable, and the phenomenon of rib explosion caused by deviation of the thin film when the thin film with the large width specification is wound is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of machinery, in particular to a film automatic deviation-correcting and centering conveying device. Background Art

[0002] Film is a thin and soft transparent sheet. In the film production process, a screw extruder is usually used in conjunction with a mold to make the film, and then the film is transported and wound through a traction conveying mechanism and a winding mechanism. Due to different molds, films of different specifications will be produced. Among them, films with larger width specifications are prone to deviation during the conveying process, which will cause the film to burst when it is wound. The announcement number is CN220264554U, which discloses a film winding and correcting machine, and relates to the field of film production technology. The film winding and correcting machine includes a base, a frame fixed on the base, and a plurality of guide rollers rotatably arranged on the frame; it also includes: a correction seat, a winding roller, a correction sensor and a correction drive mechanism; two parallel fixed blocks are respectively arranged on the top of both sides of the base, and a slide rail fixed on the fixed block; the correction seat includes two left and right symmetrically arranged left and right plate seats; the bottom of the left plate seat and the right plate seat are respectively provided with sliders corresponding to the slide rails on both sides, and the left plate seat and the right plate seat are each slidably connected to the slide rail on the same side through the slider at the bottom. This deviation correction device is difficult to implement, and it is difficult to automatically correct the deviation of films with larger width specifications. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model aims to provide a practical film automatic deviation-correcting and centering conveying device.

[0004] To achieve the above-mentioned purpose, the utility model provides a solution as follows: a film automatic deviation correction and centering conveying device, comprising a first conveying frame, a second conveying frame, and two winding frames, wherein the second conveying frame is arranged at a distance from the first conveying frame, and the two winding frames are respectively arranged below the second conveying frame, and the winding frame is provided with a winding roller, and the winding roller is used to wind up the film;

[0005] The first conveying frame is rotatably connected to a plurality of first conveying rollers, the first conveying frame is provided with two correcting seats, the two correcting seats are located between two of the first conveying rollers, the correcting seats are provided with a translation guide rail and a servo motor, the translation guide rail is slidably connected with a correcting frame, the servo motor is used to drive the correcting frame to translate, and the correcting frame is used to move one side of the film to drive the film to be centered.

[0006] The beneficial effects of the utility model are as follows: automatic deviation correction and centering of the film is achieved. The device realizes the conveying and winding of the film respectively by arranging a first conveying frame, a second conveying frame and two winding frames, and then drives the deviation correction frame to translate left and right by arranging a deviation correction seat and a deviation correction frame, and utilizes a translation guide rail and a servo motor arranged on the deviation correction seat, so that the two deviation correction frames jointly drive the film to automatically deflect and center, thereby realizing automatic deviation correction and centering of the film. The overall structure is practical and reliable, and prevents the occurrence of rib cracking due to the deviation of the film when the film with a large width is wound.

[0007] Furthermore, the servo motor is connected to a servo screw, and the servo screw is threadedly connected to the deviation correction frame. After the utility model adopts the above structure, it can drive the deviation correction frame to transport.

[0008] Furthermore, the deviation-correcting frame is in a U-shaped structure. After the utility model adopts the above structure, the film is surrounded to drive the film to move and correct the deviation.

[0009] Furthermore, the deflection correcting frame is provided with two guide rods, the ends of the guide rods are bent outwards, and the guide rods are used to guide the film into the interior of the deflection correcting frame.

[0010] Furthermore, it also includes a swing frame, the first conveying frame is provided with a rotating seat, the rear end of the swing frame is provided with a rotating shaft, the rotating shaft is rotatably connected to the rotating seat to drive the swing frame to swing left and right, wherein the swing frame is located upstream of the deviation correction frame. After the utility model adopts the above structure, the deviation correction film is realized by the left and right swing of the swing frame.

[0011] Furthermore, a first swing cylinder is hinged on the first conveying frame, and a piston rod of the first swing cylinder is hinged to the swing frame.

[0012] Furthermore, a first conveying roller is rotatably connected to the swing frame.

[0013] Furthermore, a sensor is arranged on the deviation correction seat. After the utility model adopts the above structure, the deviation amplitude of the film can be detected.

[0014] Furthermore, the second conveying frame is rotatably connected to a plurality of second conveying rollers and a pair of traction rollers, the plurality of second conveying rollers are sequentially arranged at intervals from top to bottom, and the pair of traction rollers are arranged below the second conveying rollers located at the lowermost side.

[0015] Furthermore, the two winding frames are symmetrically arranged at intervals, and a plurality of third conveying rollers, a bending roller, and a winding roller are rotatably connected to the winding frames. The plurality of third conveying rollers are arranged in sequence from top to bottom, and the second conveying roller, a bending roller, a winding roller, and the winding roller located at the bottom are arranged in sequence along the conveying direction.

[0016] Furthermore, the left and right sides of the winding frame are respectively provided with discharge guide rails, and the two discharge guide rails are used for rolling output of the winding shaft.

[0017] Furthermore, a discharging rack is hinged on the left and right sides of the winding rack, and a second swing cylinder is hinged on the left and right sides of the winding rack, respectively. A piston rod of the second swing cylinder is hinged to a discharging rack, and the second swing cylinder is used to drive the end of the discharging rack to move to the discharging end of the discharging guide rail, and the end of the discharging rack is used to receive the winding shaft output by the discharging guide rail, wherein the two discharging racks are coaxially connected. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The overall structure of the utility model is three-dimensional Figure 1 .

[0019] Figure 2 for Figure 1 Enlarged view of point A in the middle.

[0020] Figure 3 It is a stereoscopic diagram of the overall structure of the utility model.

[0021] Figure 4 for Figure 3 Enlarged view of point B in the middle.

[0022] Figure 5 The overall structure of the utility model is three-dimensional Figure 3 .

[0023] Figure 6 for Figure 5 Enlarged view of point C in the middle.

[0024] Among them, 1 is the first conveying frame, 11 is the first conveying roller, 12 is the correction seat, 121 is the translation guide rail, 122 is the servo motor, 123 is the correction frame, 124 is the guide rod, 13 is the swing frame, 131 is the rotating shaft, 14 is the rotating seat, 15 is the first swing cylinder, 2 is the second conveying frame, 21 is the second conveying roller, 22 is the traction roller, 3 is the winding frame, 31 is the third conveying roller, 32 is the bending roller, 33 is the winding roller, 34 is the winding roller, 35 is the discharging guide rail, 36 is the discharging frame, and 37 is the second swing cylinder. DETAILED DESCRIPTION

[0025] 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.

[0026] 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.

[0027] See attached Figure 1 To Attachment Figure 6 As shown, a film automatic deviation correction and centering conveying device comprises a first conveying frame 1, a swing frame 13, a second conveying frame 2, and two winding frames 3. The second conveying frame 2 is spaced apart from the first conveying frame 1 in front and behind, and the two winding frames 3 are respectively arranged below the second conveying frame 2. A winding roller 34 is arranged on the winding frame 3, and the winding roller 34 is used to wind up the film; the left and right sides of the winding frame 3 are respectively provided with discharge guide rails 35, and the two discharge guide rails 35 are used for the rolling output of the winding shaft, and the left and right sides of the winding frame 3 are respectively hinged with discharge frames 36, and the left and right sides of the winding frame 3 are respectively hinged with second swing cylinders 37, and the piston rod of a second swing cylinder 37 is hinged with a discharge frame 36, and the second swing cylinder 37 is used to drive the end of the discharge frame 36 to move to the discharge end of the discharge guide rail 35, and the end of the discharge frame 36 is used to receive the winding shaft output by the discharge guide rail 35, wherein the two discharge frames 36 are coaxially connected.

[0028] A plurality of first conveying rollers 11 are rotatably connected to the first conveying frame 1, and two correcting seats 12 are arranged on the first conveying frame 1, and the two correcting seats 12 are located between two of the first conveying rollers 11, and a translation guide rail 121 and a servo motor 122 are arranged on the correcting seat 12, and a correcting frame 123 is slidably connected to the translation guide rail 121, and the servo motor 122 is used for driving the correcting frame 123 to translate, and the correcting frame 123 is used for moving one side of the film to realize centering of the film; the servo motor 122 is connected to a servo screw, and the servo screw is threadedly connected to the correcting frame 123.

[0029] In this embodiment, the deflection correction frame 123 is of a U-shaped structure and is provided with two guide rods 124 . The ends of the guide rods 124 are bent outwards and are used to guide the film into the deflection correction frame 123 . A sensor is provided on the deflection correction seat 12 .

[0030] In this embodiment, the first conveying frame 1 is provided with a rotating seat 14, and a rotating shaft 131 is provided at the rear end of the swing frame 13. The rotating shaft 131 is rotatably connected to the rotating seat 14 to drive the swing frame 13 to swing left and right, wherein the swing frame 13 is located upstream of the deviation correction frame 123; a first swing cylinder 15 is hinged on the first conveying frame 1, and the piston rod of the first swing cylinder 15 is hinged to the swing frame 13, and a first conveying roller 11 is rotatably connected to the swing frame 13.

[0031] In this embodiment, the second conveying frame 2 is rotatably connected to multiple second conveying rollers 21 and a pair of traction rollers 22. The multiple second conveying rollers 21 are arranged in sequence from top to bottom, and the pair of traction rollers 22 are arranged below the second conveying rollers 21 located at the lowermost side.

[0032] In this embodiment, the two winding frames 3 are symmetrically spaced apart, and the winding frames 3 are rotatably connected to a plurality of third conveying rollers 31, a bending roller 32, and a winding roller 33. The plurality of third conveying rollers 31 are arranged in sequence from top to bottom, and the second conveying roller 21, a bending roller 32, a winding roller 33, and a winding roller 34 located at the bottom are arranged in sequence along the conveying direction.

[0033] In this embodiment, the specific deviation correction and centering process is as follows: the film is input from the first conveying roller 11 at the most upstream of the first conveying frame 1, and then passes through the first conveying roller 11 of the swing frame 13, the two deviation correction frames 123, and then is conveyed to the second conveying frame 2 through the downstream first conveying roller 11;

[0034] The second conveying frame 2 receives and conveys the film through a plurality of second conveying rollers 21, and then separates the film into two layers through a pair of traction rollers 22, and the two layers are conveyed to two winding frames 3 respectively;

[0035] When the layered film enters the winding rack 3, it passes through multiple third conveying rollers 31, bending rollers 32, and winding rollers 33 in sequence. The winding rollers 33 then pull the film to the winding shaft 34 and guide the winding shaft 34 to wind up the film. When the winding shaft 34 has finished winding up a roll of film, the connection structure between the two ends of the winding shaft 34 and the winding rack 3 is disassembled, and then the winding shaft 34 is pushed to slide on the two discharge guide rails 35 until the two ends of the winding shaft 34 move to the two discharge racks 36, and then the two second swing cylinders 37 are started, and the second swing cylinders 37 drive the discharge rack 36 to swing downward, thereby driving the winding shaft 34 to move downward to discharge the material.

[0036] When the film is deviated during passing through the first conveying frame 1, the sensor detects the magnitude of the film's deviation, and then controls the servo motor 122 according to the magnitude of the deviation, and the servo motor 122 drives the servo screw to rotate, so as to drive the deviation correction frame 123 to move left and right. In this way, the two deviation correction frames 123 jointly drive the film to move left and right, thereby guiding the film to slowly center, ensuring that the film is transported in the center.

[0037] At the same time, the first swing cylinder 15 can also be started, and the first swing cylinder 15 drives the swing frame 13 to swing left and right, thereby assisting the deviation-correcting film.

[0038] 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 film automatic deviation correction and centering conveying device, comprising a first conveying frame (1), a second conveying frame (2), and two winding frames (3), characterized in that: The second conveying frame (2) and the first conveying frame (1) are arranged at a distance from each other in front and behind, and the two winding frames (3) are respectively arranged below the second conveying frame (2). The winding frames (3) are provided with winding rollers (34), and the winding rollers (34) are used to wind up the film; A plurality of first conveying rollers (11) are rotatably connected to the first conveying frame (1), two deflection correcting seats (12) are arranged on the first conveying frame (1), the two deflection correcting seats (12) are located between two of the first conveying rollers (11), a translation guide rail (121) and a servo motor (122) are arranged on the deflection correcting seat (12), a deflection correcting frame (123) is slidably connected to the translation guide rail (121), the servo motor (122) is used to drive the deflection correcting frame (123) to translate, and the deflection correcting frame (123) is used to move one side of the film to achieve centering of the film.

2. The film automatic deviation correction and centering conveying device according to claim 1 is characterized in that: The servo motor (122) is connected to a servo screw, and the servo screw is threadedly connected to the deviation correction frame (123).

3. The film automatic deviation correction and centering conveying device according to claim 1 is characterized in that: The deviation correcting frame (123) has a U-shaped structure.

4. The film automatic deviation correction and centering conveying device according to claim 1 is characterized in that: The deflection correcting frame (123) is provided with two guide rods (124), the ends of the guide rods (124) are bent outwards, and the guide rods (124) are used to guide the film into the interior of the deflection correcting frame (123).

5. The film automatic deviation correction and centering conveying device according to claim 1 is characterized in that: It also comprises a swing frame (13), wherein the first conveying frame (1) is provided with a rotating seat (14), and a rotating shaft (131) is provided at the rear end of the swing frame (13), and the rotating shaft (131) is rotatably connected to the rotating seat (14) to drive the swing frame (13) to swing left and right, wherein the swing frame (13) is located upstream of the deviation correcting frame (123).

6. The film automatic deviation correction and centering conveying device according to claim 5 is characterized in that: A first swing cylinder (15) is hingedly connected to the first conveying frame (1), a piston rod of the first swing cylinder (15) is hingedly connected to a swing frame (13), and a first conveying roller (11) is rotatably connected to the swing frame (13).

7. The film automatic deviation correction and centering conveying device according to claim 1 is characterized in that: The second conveying frame (2) is rotatably connected to a plurality of second conveying rollers (21) and a pair of traction rollers (22); the plurality of second conveying rollers (21) are sequentially arranged at intervals from top to bottom; and the pair of traction rollers (22) are arranged below the second conveying rollers (21) located at the bottom.

8. The film automatic deviation correction and centering conveying device according to claim 7 is characterized in that: The two winding frames (3) are symmetrically arranged at intervals, and the winding frames (3) are rotatably connected to a plurality of third conveying rollers (31), a bending roller (32), and a winding roller (33), wherein the plurality of third conveying rollers (31) are arranged in sequence from top to bottom at intervals, and the second conveying roller (21), a bending roller (32), a winding roller (33), and a winding roller (34) located at the bottom are arranged in sequence along the conveying direction.

9. The film automatic deviation correction and centering conveying device according to claim 6, characterized in that: The left and right sides of the winding frame (3) are respectively provided with discharge guide rails (35), and the two discharge guide rails (35) are used for rolling output of the winding shaft.

10. The film automatic deviation correction and centering conveying device according to claim 9, characterized in that: The left and right sides of the winding frame (3) are respectively hinged with a discharging frame (36), and the left and right sides of the winding frame (3) are respectively hinged with a second swing cylinder (37), a piston rod of the second swing cylinder (37) is hinged with a discharging frame (36), the second swing cylinder (37) is used to drive the end of the discharging frame (36) to move to the discharging end of the discharging guide rail (35), and the end of the discharging frame (36) is used to receive the winding shaft output by the discharging guide rail (35), wherein the two discharging frames (36) are coaxially connected.

Images