Unreeling device for polymer composite coating film

Abstract

The utility model discloses an unreeling device of a polymer composite coating film, which comprises a horizontally placed base and an unreeling frame arranged at the top end of the base in a sliding mode, and the unreeling frame comprises a mounting frame arranged at the top end of the base in a sliding mode and an air expansion shaft arranged on the mounting frame in a rotating mode. Clamping seats are arranged on the two sides of the top end of the mounting frame correspondingly, and bearing seats clamped to the clamping seats in a sliding mode are arranged at the two ends of the air expansion shaft correspondingly. The unwinding device for the polymer composite coating film is simple in structure, the air expansion shaft can be rapidly disassembled and assembled through the clamping base, the replacement efficiency of the air expansion shaft is improved, and the non-stop roll replacement function of machining equipment is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of film composite production technology, especially to a polymer composite coating film unwinding device. BACKGROUND

[0002] When the polymer composite coating film is processed, the film in roll needs to be discharged for subsequent processing operation. When the film on the unwinding roller is used up, a new unwinding roller needs to be replaced. At this time, the old unwinding roller needs to be manually removed and the new unwinding roller needs to be installed at the working position. Because of the long time for replacing the roll, the subsequent processing equipment needs to be stopped and waited for, resulting in low production efficiency. Therefore, improvement is needed. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a polymer composite coating film unwinding device to overcome the deficiencies in the prior art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] The utility model discloses a polymer composite coating film unwinding device, including the base of horizontal placement and the unwinding frame of sliding setting in the top of base, the unwinding frame includes the mounting bracket of sliding setting in the top of base and the gas inflation axle of rotation setting in the mounting bracket, the both sides of the top of mounting bracket are provided with the clamping seat, the both ends of gas inflation axle are provided with the bearing seat of sliding clamping in clamping seat.

[0006] Further, in the polymer composite coating film unwinding device described above, the top of the base is provided with a guide rail, and the mounting bracket is connected to the sliding block of the guide rail.

[0007] Further, in the polymer composite coating film unwinding device described above, the mounting bracket includes two parallelly arranged cross beams and side plates respectively arranged at both ends of the cross beams, the clamping seats are respectively arranged at the top of the corresponding side plates, and the bottom ends of the cross beams are respectively connected to the sliding blocks of the guide rail.

[0008] Further, in the polymer composite coating film unwinding device described above, a longitudinal beam is connected between the two cross beams, and the longitudinal beam is connected to the base through a deviation rectifying device.

[0009] Further, in the polymer composite coating film unwinding device described above, the deviation rectifying device is a servo cylinder, and its two ends are respectively connected to the base and the longitudinal beam through hinge seats.

[0010] Further, in the polymer composite coating film unwinding device described above, a U-shaped groove with a side opening is arranged in the clamping seat, and a quick screw is arranged at the top of the U-shaped groove.

[0011] Further, in the polymer composite coating film unwinding device, the surface of the bearing seat is provided with a clamping groove corresponding to the U-shaped groove.

[0012] Further, in the polymer composite coating film unwinding device, the bottom end of the U-shaped groove extends outwardly with an extension, and the side top end of the extension protrudes a boss away from the U-shaped groove.

[0013] Further, in the polymer composite coating film unwinding device, one side of the mounting frame is provided with a magnetic powder brake and is connected to the air inflation shaft through gear transmission.

[0014] Further, in the polymer composite coating film unwinding device, a plurality of guide rollers are arranged in the mounting frame.

[0015] Compared with the prior art, the polymer composite coating film unwinding device has the advantages that: the structure is simple, the air inflation shaft can be quickly disassembled and assembled through the clamping seat, the replacement efficiency of the air inflation shaft is improved, the non-stop roll changing function of the processing equipment is realized, the whole unwinding frame is slidingly arranged on the base and is connected to the base through a servo cylinder, the automatic deviation correction function is realized, the product qualified rate is improved, and the magnetic powder brake is connected to the air inflation shaft through gear transmission, so that the film is stably output. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiment or prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 Fig. 1 is a perspective view of the polymer composite coating film unwinding device in an embodiment of the present application.

[0018] Figure 2 Fig. 1 is a perspective view of the polymer composite coating film unwinding device in an embodiment of the present application.

[0019] Figure 3 Fig. 1 is a perspective view of the polymer composite coating film unwinding device in an embodiment of the present application. DETAILED DESCRIPTION

[0020] With reference to the drawings and embodiments of the present application, the technical solutions in the embodiments of the present application will be described in detail. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0021] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0022] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] Referring to Figures 1 to 3 As shown in the drawings, a polymer composite coating film unwinding device, comprising a horizontally placed base 1 and a unwinding frame slidingly arranged at the top end of the base 1, the unwinding frame comprising a mounting frame 2 slidingly arranged at the top end of the base 1 and a gas expansion shaft 3 rotatably arranged on the mounting frame 2, the top end of the mounting frame 2 is provided with a clamping seat 4 on both sides, and the both ends of the gas expansion shaft 3 are provided with bearing seats 5 slidingly clamped in the clamping seat 4.

[0024] In the technical scheme, the gas expansion shaft is a prior art and can be directly used. The film roll is sleeved on the gas expansion shaft. The base is horizontally placed by using angle iron, table leg bolts and other conventional structures. The gas expansion shaft is slidingly arranged at the top end of the base through the mounting frame. The both ends of the gas expansion shaft are slidingly clamped in the clamping seat at the top end of the mounting frame through the bearing seat. The quick disassembly and assembly of the gas expansion shaft is realized. The replacement efficiency of the gas expansion shaft is improved. The non-stop roll changing function of the processing equipment is realized.

[0025] Exemplarily, referring to Figures 1 to 3 As shown in the drawings, the top end of the base 1 is provided with a guide rail 6, and the mounting frame 2 is connected to the sliding block of the guide rail 6.

[0026] The technical scheme, the guide rail is a conventional straight guide rail, and is fixed to the top surface of the base through conventional devices such as bolts, the four guide rails are parallel to the axial direction of the gas expansion shaft, the unwinding frame can move back and forth along the axial direction of the gas expansion shaft, the unwinding position of the film is adjusted, and the deviation correction function is realized.

[0027] Exemplarily, referring to Figures 1 to 3 As shown in the figure, the mounting frame 2 comprises two parallel cross beams 21 and side plates 22 arranged at both ends of the cross beams 21, the clamping seats 4 are arranged at the top ends of the corresponding side plates 22, and the bottom ends of the cross beams 21 are connected to the sliding blocks of the guide rails 6.

[0028] In the technical scheme, the cross beams are selected from conventional square tubes and the like profiles, and are connected to the sliding blocks of the guide rails through conventional bolts and the like, the side plates are fixed to the corresponding end portions of the cross beams through conventional bolts and the like, and the clamping seats are mounted to the top ends of the corresponding side plates through conventional bolts and the like.

[0029] Exemplarily, referring to Figures 1 to 3 As shown in the figure, the two cross beams 21 are connected with a longitudinal beam 23, and the longitudinal beam 23 is connected to the base 1 through the deviation correction device 7.

[0030] In the technical scheme, the two ends of the longitudinal beam are fixed to the corresponding cross beams through conventional bolts and the like, so as to improve the overall strength of the mounting frame, and in addition, the longitudinal beam is connected to the base through the deviation correction device, so as to realize the automatic deviation correction of the unwinding frame and improve the qualified rate of the product.

[0031] Exemplarily, referring to Figures 1 to 3 As shown in the figure, the deviation correction device 7 is a servo cylinder, and the two ends thereof are connected to the base 1 and the longitudinal beam 23 through hinge seats.

[0032] In the technical scheme, the deviation correction device is a conventional servo cylinder and the like, and the two ends thereof are connected to the base and the longitudinal beam through conventional hinge seats, the unwinding frame is driven to move back and forth along the guide rail through the servo cylinder, the servo cylinder is connected to an external PLC control device and cooperates with a conventional sensor monitoring device, so as to realize the automatic deviation correction in the unwinding process.

[0033] Exemplarily, referring to Figures 1 to 3 As shown in the figure, the clamping seat 4 is provided with a U-shaped groove with a side opening, and the top end of the U-shaped groove is provided with a quick screw 41.

[0034] In the technical scheme, the quick screw is selected from conventional quick locking screws / quick pressure screws and the like, after the bearing seats at both ends of the gas expansion shaft are slid into the U-shaped groove, the quick screw is used for quick limiting, so as to improve the efficiency of dismounting and mounting the gas expansion shaft.

[0035] Exemplarily, referring to Figures 1 to 3 As shown in the figure, the surface of the bearing seat 5 is provided with a clamping groove corresponding to the U-shaped groove.

[0036] The bearing seat is in the shape of an I-beam, the inner wall of which is connected to the surface of the corresponding end of the air inflation shaft through a conventional bearing, and the outer wall of which is concavely provided with a ring-shaped groove corresponding to the clamping seat, which is clamped on both sides of the clamping seat as a clamping groove to limit the axial position of the air inflation shaft, improve the efficiency of dismounting and mounting the air inflation shaft, and reduce the positional deviation after replacing the film roll.

[0037] As shown in Figures 1 to 3 The bottom end of the U-shaped groove extends outwardly with an extension, and the extension protrudes a boss away from the side top end of the U-shaped groove.

[0038] In the technical scheme, the extension serves as a rolling platform of the bearing seat to support the air inflation shaft, facilitating the rolling of the air inflation shaft into / out of the U-shaped groove, and the boss is used to limit the rolling of the air inflation shaft to avoid accidents such as damage or injury caused by the rolling of the air inflation shaft out of the mounting rack.

[0039] As shown in Figures 1 to 3 One side of the mounting rack 2 is provided with a magnetic powder brake 8, which is connected to the air inflation shaft 3 through gear transmission.

[0040] In the technical scheme, the air inflation shaft is connected with a first gear at the end close to the magnetic powder brake, the magnetic powder brake is fixed to the outer wall of the corresponding side plate through a conventional mounting seat, and the output end of the magnetic powder brake is connected with a second gear engaged with the first gear, so as to achieve smooth start / stop of the air inflation shaft without impact and stable output of the film.

[0041] As shown in Figures 1 to 3 Figures 1 to 3 A plurality of guide rollers 9 are arranged in the mounting rack 2.

[0042] In the technical scheme, the guide rollers are of a conventional structure, and the two ends thereof are connected to the side plates of the mounting rack through bolts, etc., the guide rollers are used to maintain the tension of the film, and at the same time, the guide rollers buffer part of the film between them, so that the subsequent workstations can still operate normally when the air inflation shaft is replaced.

[0043] In summary, the unwinding device of the polymer composite coating film has a simple structure, the air inflation shaft is quickly dismounted and mounted through the clamping seat, the efficiency of replacing the air inflation shaft is improved, the non-stop roll replacement function of the processing equipment is realized, the mounting rack is slidably arranged on the base, and is connected to the base through a servo cylinder to realize the automatic deviation correction function and improve the product qualification rate, and the magnetic powder brake is connected to the air inflation shaft through gear transmission to realize the stable output of the film.

[0044] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0045] The above description is merely that of the specific implementation of the present application. It should be noted that, for those of ordinary skill in the art, without departing from the principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A polymer composite coating film unwinding device characterized by comprising: The base is horizontally arranged, and the unwinding frame is slidably arranged on the top end of the base, the unwinding frame comprises a mounting frame slidably arranged on the top end of the base and an inflatable shaft rotatably arranged on the mounting frame, and the top end of the mounting frame is provided with a clamping seat on each side, and the two ends of the inflatable shaft are respectively provided with a bearing seat slidably clamped in the clamping seat.

2. The unwinding device of the polymeric composite coating film according to claim 1, characterized in that: The top end of the base is provided with a guide rail, and the mounting frame is connected to the sliding block of the guide rail.

3. The unwinding device of the polymeric composite coating film according to claim 2, characterized in that: The mounting frame comprises two parallel cross beams and side plates arranged at the two ends of the cross beams, respectively, and the clamping seat is arranged at the top end of the corresponding side plate, and the bottom ends of the cross beams are respectively connected to the sliding block of the guide rail.

4. The unwinding device of the polymeric composite coating film according to claim 3, characterized in that: Longitudinal beams are connected between the two cross beams, and the longitudinal beams are connected to the base through a deviation rectifying device.

5. The unwinding device of the polymeric composite coating film according to claim 4, characterized in that: The deviation rectifying device is a servo cylinder, and the two ends thereof are connected to the base and the longitudinal beams through hinge seats, respectively.

6. The unwinding device of the polymeric composite coating film according to claim 1, characterized in that: The U-shaped slot with an open side is arranged in the clamping seat, and the top end of the U-shaped slot is provided with a quick screw.

7. The unwinding device of the polymeric composite coating film according to claim 6, characterized in that: The surface of the bearing seat is provided with a clamping groove corresponding to the U-shaped slot.

8. The unwinding device of the polymeric composite coating film according to claim 6, characterized in that: The bottom end of the U-shaped slot extends outwardly to form an extension, and a boss is protruded from the top end of the side of the extension away from the U-shaped slot.

9. The unwinding device of the polymeric composite coating film according to claim 1, characterized in that: A magnetic powder brake is arranged on one side of the mounting frame and connected to the inflatable shaft through gear transmission.

10. The unwinding device of the polymeric composite coating film according to claim 1, characterized in that: A plurality of guide rollers are arranged in the mounting frame.

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