阅读说明：本技术 一种改进型覆膜设备 (Improved film laminating equipment ) 是由 陈诗煌 林海鑫 肖辉松 于 2021-07-30 设计创作，主要内容包括：本发明涉及一种改进型覆膜设备,包括机架、第一上放卷机构、第二上放卷机构、第一下放卷机构、第二下放卷机构、覆膜机构、旋转调节机构、吊装机构、两个平移机构、两个偏移检测机构、两个在线位置调节机构和控制器,旋转调节机构安装在机架上；两个平移机构均可移动安装在机架上,并且平移机构的移动方向垂直于薄膜输送方向；两个在线位置调节机构分别安装在相应的平移机构上,旋转调节机构、吊装机构、平移机构、偏移检测机构、在线位置调节机构均与控制器电连接；偏移检测机构检测第一下放卷机构或第二下放卷机构上的薄膜的偏移程度。本发明能够在线自动调节发生偏移的薄膜位置,省时省力,能够降低上膜与卸膜的难度,增加人工的安全性。(The invention relates to improved film laminating equipment which comprises a rack, a first upper unwinding mechanism, a second upper unwinding mechanism, a first lower unwinding mechanism, a second lower unwinding mechanism, a film laminating mechanism, a rotary adjusting mechanism, a hoisting mechanism, two translation mechanisms, two deviation detection mechanisms, two online position adjusting mechanisms and a controller, wherein the rotary adjusting mechanism is arranged on the rack; the two translation mechanisms can be movably arranged on the rack, and the moving direction of the translation mechanisms is vertical to the film conveying direction; the two online position adjusting mechanisms are respectively arranged on the corresponding translation mechanisms, and the rotation adjusting mechanism, the hoisting mechanism, the translation mechanism, the deviation detecting mechanism and the online position adjusting mechanism are electrically connected with the controller; the deviation detection mechanism detects the deviation degree of the film on the first unwinding mechanism or the second unwinding mechanism. The invention can automatically adjust the position of the deviated film on line, saves time and labor, can reduce the difficulty of film loading and unloading and increase the safety of manpower.)

1. An improved film laminating device comprises a rack, a first upper unwinding mechanism, a second upper unwinding mechanism, a first lower unwinding mechanism, a second lower unwinding mechanism and a film laminating mechanism, wherein the first upper unwinding mechanism and the second upper unwinding mechanism are arranged on the upper layer of the rack in parallel; the method is characterized in that: the automatic winding and unwinding device comprises a rack, a first upper unwinding mechanism, a second upper unwinding mechanism, a lifting mechanism, a first translation mechanism, two deviation detection mechanisms, two online position adjusting mechanisms and a controller, wherein the first upper unwinding mechanism is arranged on the rack; the two translation mechanisms can be movably arranged on the rack, and the moving direction of the translation mechanisms is vertical to the film conveying direction; the two online position adjusting mechanisms are respectively arranged on the corresponding translation mechanisms, and the first lower unwinding mechanism and the second lower unwinding mechanism are respectively arranged on the corresponding online position adjusting mechanisms; one deviation detection mechanism is arranged on one side of the first lower unwinding mechanism, the other deviation detection mechanism is arranged on one side of the second lower unwinding mechanism, and the deviation detection mechanisms are correspondingly matched with the corresponding online position adjusting mechanisms; the rotary adjusting mechanism, the hoisting mechanism, the two translation mechanisms, the two deviation detecting mechanisms and the two online position adjusting mechanisms are all electrically connected with the controller; the deviation detection mechanism detects the deviation degree of the film on the first unwinding mechanism or the second unwinding mechanism, and when the film deviates, the online position adjusting mechanism adjusts the position of the first unwinding mechanism or the second unwinding mechanism.

2. The improved laminating device of claim 1, wherein: the rotary adjusting mechanism comprises a rotating rod, an upper pipe positive bearing, a lower pipe positive bearing, the suspension arm and a rotary driving motor, wherein the outer ring of the upper pipe positive bearing and the outer ring of the lower pipe positive bearing are both arranged on the rack, and the upper pipe positive bearing is positioned above the lower pipe positive bearing; the lower section of the rotating rod is positioned in the inner ring of the upper pipe positive bearing and the inner ring of the lower pipe positive bearing, and the rotating rod is fixedly connected with the inner rings of the upper pipe positive bearing and the lower pipe positive bearing; the rotary driving motor is arranged on the rack, and the lower end of the rotary rod is in transmission connection with a power output shaft of the rotary driving motor; the davit is installed in the upper end of dwang to the davit is perpendicular with the dwang.

3. The improved laminating device of claim 2, wherein: the lifting device comprises a lifting arm, a lifting mechanism and a lifting mechanism, wherein the lifting arm is provided with a sliding mechanism, the sliding mechanism comprises a sliding block and a sliding driving motor, the lifting arm is provided with a sliding rail, the sliding block is positioned on the sliding rail, and the lifting mechanism is arranged on the sliding block; the sliding driving motor is installed on the suspension arm, and the sliding block is in transmission connection with a power output shaft of the sliding driving motor.

4. The improved laminating device of claim 1, wherein: the hoisting mechanism is an electric hoist.

5. The improved laminating device of claim 1, wherein: the translation mechanism comprises a translation seat, two first travelling wheels, two second travelling wheels, two trundles and a handle, wherein two parallel guide rails are arranged at the bottom of the rack and are perpendicular to the conveying direction of the film; the two first traveling wheels are respectively arranged on the inner side of the translation seat, are respectively positioned on the corresponding guide rails, are respectively arranged on the outer side of the translation seat, and are respectively positioned on the corresponding guide rails; the first lower unwinding mechanism and the second lower unwinding mechanism are both arranged on the corresponding translation seat; an extension plate is arranged on the outer side of the translation seat, two trundles are respectively arranged on the extension plate, and the two trundles are in contact with the ground; the handle is mounted on the extension plate.

6. The improved laminating device of claim 5, wherein: the extension plate is provided with a clamp, the rack is provided with a hook, and the clamp is in clamping fit with the hook.

7. The improved laminating device of claim 1, wherein: the online position adjusting mechanism comprises a base, a nut, a screw rod, a linear shaft and an adjusting motor, wherein an adjusting slide block is arranged on the bottom surface of the base, an adjusting slide rail parallel to the linear shaft is arranged on the translation seat, and the adjusting slide block is positioned on the adjusting slide rail and can slide along the adjusting slide rail; the nut and the adjusting motor are mounted on the translation seat, the screw rod is located in the nut, the outer end of the linear shaft is connected with the inner end of the screw rod, the inner end of the linear shaft is connected with the base, the outer end of the screw rod is in transmission connection with a power output shaft of the adjusting motor, and the first lower unwinding mechanism and the second lower unwinding mechanism are mounted on the corresponding bases.

8. The improved laminating device of claim 1, wherein: the deviation detection mechanism comprises a first photoelectric eye and a second photoelectric eye, the first photoelectric eye and the second photoelectric eye are both arranged on the rack, the first photoelectric eye corresponds to the inner side edge of the film on the first lower unwinding mechanism or the second lower unwinding mechanism, and the second photoelectric eye corresponds to the outer side edge of the film on the first lower unwinding mechanism or the second lower unwinding mechanism; the signal output ends of the first photoelectric eye and the second photoelectric eye are connected with the control signal input end of the on-line position adjusting mechanism.

Technical Field

The invention relates to the technical field of sheet laminating equipment, in particular to improved laminating equipment.

Background

The existing sheet production process is more and more complex, after the sheet production is finished, in order to enable the quality of a sheet product to be better and meet the requirements of customers, film covering procedures can be added on the sheet by some manufacturers, so that the surface of the sheet is brighter, the protective effects of moisture resistance, water resistance, wear resistance, scratch resistance and the like are achieved, and even the two surfaces of some sheets are required to be covered with films.

For double-sided coating of a sheet, the sheet is rigid and cannot be wound as a thin film at will, and therefore, an upper unwinding mechanism of an upper-surface coating must be disposed above the sheet, for example, a current double-sided coating apparatus (as shown in fig. 3) includes a frame 01, an upper unwinding mechanism 02, a lower unwinding mechanism 03 and a coating mechanism 04, the upper unwinding mechanism 02 is disposed at an upper layer of the frame 01, the lower unwinding mechanism 03 is disposed at a lower layer of the frame 01, and the coating mechanism 04 is disposed on the frame 01 and at a front side between the upper unwinding mechanism 02 and the lower unwinding mechanism 03. The upper unwinding mechanism 02 is arranged on the upper layer of the rack 01, the mounting position is high, the film is difficult to manually load and unload, and the safety problem is easy to occur when the film is manually lifted; the lower rolling mechanism 03 is hidden at the lower layer of the rack 01, and film feeding and film unloading are not good; and a roll of film generally weighs about 100-.

Disclosure of Invention

The invention aims to provide improved film laminating equipment which can automatically adjust the position of a deviated film on line, is time-saving and labor-saving, can reduce the difficulty of film feeding and film discharging and can improve the manual safety.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

an improved film laminating device comprises a rack, a first upper unwinding mechanism, a second upper unwinding mechanism, a first lower unwinding mechanism, a second lower unwinding mechanism and a film laminating mechanism, wherein the first upper unwinding mechanism and the second upper unwinding mechanism are arranged on the upper layer of the rack in parallel; the method is characterized in that: the automatic winding and unwinding device comprises a rack, a first upper unwinding mechanism, a second upper unwinding mechanism, a lifting mechanism, a first translation mechanism, two deviation detection mechanisms, two online position adjusting mechanisms and a controller, wherein the first upper unwinding mechanism is arranged on the rack; the two translation mechanisms can be movably arranged on the rack, and the moving direction of the translation mechanisms is vertical to the film conveying direction; the two online position adjusting mechanisms are respectively arranged on the corresponding translation mechanisms, and the first lower unwinding mechanism and the second lower unwinding mechanism are respectively arranged on the corresponding online position adjusting mechanisms; one deviation detection mechanism is arranged on one side of the first lower unwinding mechanism, the other deviation detection mechanism is arranged on one side of the second lower unwinding mechanism, and the deviation detection mechanisms are correspondingly matched with the corresponding online position adjusting mechanisms; the rotary adjusting mechanism, the hoisting mechanism, the two translation mechanisms, the two deviation detecting mechanisms and the two online position adjusting mechanisms are all electrically connected with the controller; the deviation detection mechanism detects the deviation degree of the film on the first unwinding mechanism or the second unwinding mechanism, and when the film deviates, the online position adjusting mechanism adjusts the position of the first unwinding mechanism or the second unwinding mechanism.

The controller is generally a single chip microcomputer or a PLC controller.

When the film roll lifting mechanism works, a film roll is lifted upwards from an initial position by the aid of the lifting mechanism, the lifting mechanism is rotated to the position above the first upper unwinding mechanism by the aid of the rotation adjusting mechanism, and then the film roll is loosened by the aid of the lifting mechanism and is installed on the first upper unwinding mechanism; when the first lower unwinding mechanism needs to be provided with or replace the film roll, the first lower unwinding mechanism is pulled out from the lower layer of the rack by using the translation mechanism, the position of the hoisting mechanism on the rotary adjusting mechanism is adjusted, the hoisting mechanism corresponds to the position of the first lower unwinding mechanism, and the film roll is arranged on the first lower unwinding mechanism by using the hoisting mechanism; and then, pushing the first lower unwinding mechanism back to the lower layer of the rack by using the translation mechanism. The position of the first lower unwinding mechanism can be necessarily deviated due to the pulling-out and pushing-in of the translation mechanism, at the moment, the deviation of the film on the first lower unwinding mechanism is detected by the deviation detection mechanism, and the position of the first lower unwinding mechanism is automatically adjusted on line by the online position adjusting mechanism.

When the first upper unwinding mechanism and the first lower unwinding mechanism work, the second upper unwinding mechanism and the second lower unwinding mechanism are used as standby mechanisms; when the unwinding of the film on the first upper unwinding mechanism and the first lower unwinding mechanism is completed, the film roll needs to be replaced by the first upper unwinding mechanism and the first lower unwinding mechanism, at the moment, the standby second upper unwinding mechanism and the standby second lower unwinding mechanism are converted into working states, and then the first upper unwinding mechanism and the first lower unwinding mechanism are replaced by new film rolls to be standby.

As a preferred scheme of the invention, the rotation adjusting mechanism comprises a rotating rod, an upper tube positive bearing, a lower tube positive bearing, the suspension arm and a rotation driving motor, wherein an outer ring of the upper tube positive bearing and an outer ring of the lower tube positive bearing are both arranged on the rack, and the upper tube positive bearing is positioned above the lower tube positive bearing; the lower section of the rotating rod is positioned in the inner ring of the upper pipe positive bearing and the inner ring of the lower pipe positive bearing, and the rotating rod is fixedly connected with the inner rings of the upper pipe positive bearing and the lower pipe positive bearing; the rotary driving motor is arranged on the rack, and the lower end of the rotary rod is in transmission connection with a power output shaft of the rotary driving motor; the davit is installed in the upper end of dwang to the davit is perpendicular with the dwang. The rotating rod can rotate for 360 degrees under the pipe of the upper pipe positive bearing and the lower pipe positive bearing. Utilize driving motor to drive the dwang rotatory, make the davit can carry out rotation regulation along with the dwang, make things convenient for hoisting mechanism to hoist subaerial membrane book, operate high efficiency and safety.

As a further preferable scheme of the invention, a sliding mechanism is arranged on the suspension arm, the sliding mechanism comprises a sliding block and a sliding driving motor, a sliding rail is arranged on the suspension arm, the sliding block is positioned on the sliding rail, and the hoisting mechanism is arranged on the sliding block; the sliding driving motor is installed on the suspension arm, and the sliding block is in transmission connection with a power output shaft of the sliding driving motor. The sliding driving motor is utilized to drive the sliding block to move on the sliding rail, so that the hoisting mechanism can be installed in a sliding mode.

As the preferred scheme of the invention, the hoisting mechanism is an electric hoist. The electric hoist is special hoisting equipment integrating power and braking force into a whole, such as a speed reducer, a hoisting motor, a running motor, a fire breaker, a cable slide wire, a winding drum device, a hook device, a coupler, a flexible cable current introducer and the like, is generally installed on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simplicity in operation, convenience in use and the like, and is used in places such as industrial and mining enterprises, storage, wharfs and the like.

As a preferred scheme of the invention, the translation mechanism comprises a translation seat, two first traveling wheels, two second traveling wheels, two casters and a handle, wherein two parallel guide rails are arranged at the bottom of the rack and are perpendicular to the conveying direction of the film; the two first traveling wheels are respectively arranged on the inner side of the translation seat, are respectively positioned on the corresponding guide rails, are respectively arranged on the outer side of the translation seat, and are respectively positioned on the corresponding guide rails; the first lower unwinding mechanism and the second lower unwinding mechanism are both arranged on the corresponding translation seat; an extension plate is arranged on the outer side of the translation seat, two trundles are respectively arranged on the extension plate, and the two trundles are in contact with the ground; the handle is mounted on the extension plate. Two first walking wheels and two second walking wheels on the translation seat can horizontally move along the two guide rails, and the two caster wheels are grounded and used as supporting points. When the first lower unwinding mechanism or the second lower unwinding mechanism needs to be mounted or a film roll is replaced, a worker can pull out the translation seat and the first lower unwinding mechanism or the second lower unwinding mechanism on the translation seat through the handle, when the second travelling wheel on the outer side of the translation seat is separated from the guide rail, the two trundles still land as supporting points, when the first travelling wheel on the inner side of the translation seat is pulled to be close to the separation guide rail, the handle stops being pulled, and the translation seat and the first lower unwinding mechanism or the second lower unwinding mechanism on the translation seat still keep balance.

As a further preferable scheme of the invention, the extension plate is provided with a clamp, the rack is provided with a hook, and the clamp is in clamping fit with the hook. Utilize the clamp can fix translation mechanism in the frame, prevent to take place the skew at unreeling in-process translation mechanism.

As a preferred scheme of the invention, the online position adjusting mechanism comprises a base, a nut, a screw rod, a linear shaft and an adjusting motor, wherein an adjusting slide block is arranged on the bottom surface of the base, an adjusting slide rail parallel to the linear shaft is arranged on the translation seat, and the adjusting slide block is positioned on the adjusting slide rail and can slide along the adjusting slide rail; the nut and the adjusting motor are mounted on the translation seat, the screw rod is located in the nut, the outer end of the linear shaft is connected with the inner end of the screw rod, the inner end of the linear shaft is connected with the base, the outer end of the screw rod is in transmission connection with a power output shaft of the adjusting motor, and the first lower unwinding mechanism and the second lower unwinding mechanism are mounted on the corresponding bases. When skew detection mechanism detects that the membrane book on first unwinding mechanism or the second unwinding mechanism takes place the skew, adjusting motor drive lead screw rotates, drives the sharp axle and carries out horizontal migration, makes the skew that the first unwinding mechanism or the second unwinding mechanism on the base can adjust the membrane book on line, and the membrane book is walked the position and is wrinkled when avoiding walking the membrane.

As a preferred scheme of the present invention, the offset detection mechanism includes a first photo-eye and a second photo-eye, both of which are installed on the frame, and the first photo-eye corresponds to an inner side edge of a film on the first unwinding mechanism or the second unwinding mechanism, and the second photo-eye corresponds to an outer side edge of the film on the first unwinding mechanism or the second unwinding mechanism; the signal output ends of the first photoelectric eye and the second photoelectric eye are connected with the control signal input end of the on-line position adjusting mechanism. Whether a film is arranged at the inner side edge of the film on the first unwinding mechanism or the second unwinding mechanism or not is detected by using the first photoelectric eye (or whether the film is arranged at the outer side edge of the film on the first unwinding mechanism or the second unwinding mechanism or not is detected by using the second photoelectric eye), and if the film is detected, the position of the first unwinding mechanism or the second unwinding mechanism is accurate; if the film is not detected, the fact that the first unwinding mechanism or the second unwinding mechanism deviates is indicated, and the position of the first unwinding mechanism or the second unwinding mechanism needs to be adjusted online by the online position adjusting mechanism.

Compared with the prior art, the invention has the following advantages:

the improved film laminating equipment is simple in structure, the device for assisting in replacing the film roll is added on the original film laminating equipment, the position of the film with deviation can be automatically adjusted on line, time and labor are saved, the difficulty of film feeding and film unloading is reduced, and the manual safety is improved.

Drawings

FIG. 1 is a schematic block diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of the translation mechanism of FIG. 1;

FIG. 3 is a schematic structural diagram of a double-sided laminating apparatus according to the background art of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-2, the improved film laminating apparatus in this embodiment includes a frame 1, a first upper unwinding mechanism 2, a second upper unwinding mechanism 3, a first lower unwinding mechanism 4, a second lower unwinding mechanism 5, a film laminating mechanism 6, a rotation adjusting mechanism 7, a hoisting mechanism 8, two translation mechanisms 9, two deviation detecting mechanisms 10, two online position adjusting mechanisms 11, and a controller (not shown in the drawings), wherein the first upper unwinding mechanism 2 and the second upper unwinding mechanism 3 are arranged on an upper layer of the frame 1 in parallel, the first lower unwinding mechanism 4 and the second lower unwinding mechanism 5 are arranged on a lower layer of the frame 1 in parallel, and the film laminating mechanism 6 is installed on the frame 1 and located on a front side between the first upper unwinding mechanism 2 and the first lower unwinding mechanism 4; the rotary adjusting mechanism 7 is installed on the rack 1, the hoisting mechanism 8 is installed on the boom 74 of the rotary adjusting mechanism 7 and can move along the boom 74, and the hoisting mechanism 8 is located above the first upper unwinding mechanism 2; the two translation mechanisms 9 can be movably arranged on the rack 1, and the moving direction of the translation mechanisms 9 is vertical to the film conveying direction; the two online position adjusting mechanisms 11 are respectively arranged on the corresponding translation mechanisms 9, and the first lower unwinding mechanism 4 and the second lower unwinding mechanism 5 are respectively arranged on the corresponding online position adjusting mechanisms 11; one deviation detection mechanism 10 is arranged on one side of the first lower unwinding mechanism 4, the other deviation detection mechanism 10 is arranged on one side of the second lower unwinding mechanism 5, and the deviation detection mechanisms 10 are correspondingly matched with the corresponding online position adjusting mechanisms 11; the rotary adjusting mechanism 7, the hoisting mechanism 8, the two translation mechanisms 9, the two deviation detecting mechanisms 10 and the two online position adjusting mechanisms 11 are electrically connected with the controller; the deviation detection mechanism 10 detects the deviation degree of the film on the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5, and when the film deviates, the position of the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 is adjusted by the line position adjustment mechanism 11.

The controller is generally a single chip microcomputer or a PLC controller.

When the first upper unreeling mechanism 2 and the first lower unreeling mechanism 4 work, the second upper unreeling mechanism 3 and the second lower unreeling mechanism 5 are used as standby mechanisms; when the unwinding of the film on the first upper unwinding mechanism 2 and the first lower unwinding mechanism 4 is completed, the film roll needs to be replaced by the first upper unwinding mechanism 2 and the first lower unwinding mechanism 4, at this time, the standby second upper unwinding mechanism 3 and the standby second lower unwinding mechanism 5 are switched to be in a working state, and then the film roll is replaced by the first upper unwinding mechanism 2 and the first lower unwinding mechanism 4 to be standby.

The rotary adjusting mechanism 7 comprises a rotating rod 71, an upper tube positive bearing 72, a lower tube positive bearing 73, a suspension arm 74 and a rotary driving motor 75, wherein the outer ring of the upper tube positive bearing 72 and the outer ring of the lower tube positive bearing 73 are both arranged on the rack 1, and the upper tube positive bearing 72 is positioned above the lower tube positive bearing 73; the lower section of the rotating rod 71 is positioned in the inner ring of the upper tube positive bearing 72 and the inner ring of the lower tube positive bearing 73, and the rotating rod 71 is fixedly connected with the inner rings of the upper tube positive bearing 72 and the lower tube positive bearing 73; the rotary driving motor 75 is arranged on the frame 1, and the lower end of the rotary rod 71 is in transmission connection with a power output shaft of the rotary driving motor 75; a boom 74 is installed at the upper end of the rotating rod 71, and the boom 74 is perpendicular to the rotating rod 71. The rotating lever 71 can rotate 360 ° directly under the upper tube positive bearing 72 and the lower tube positive bearing 73. Utilize driving motor to drive dwang 71 rotatory, make davit 74 can carry out rotation regulation along with dwang 71, make things convenient for hoisting machine 8 to hoist and mount subaerial membrane book, the operation is high-efficient and safe.

The suspension arm 74 is provided with a sliding mechanism 76, the sliding mechanism 76 comprises a sliding block 761 and a sliding driving motor 762, the suspension arm 74 is provided with a sliding rail 741, the sliding block 761 is positioned on the sliding rail 741, and the hoisting mechanism 8 is arranged on the sliding block 761; the slide driving motor 762 is installed on the boom 74, and the slider 761 is drivingly connected to a power output shaft of the slide driving motor 762. The sliding driving motor 762 is used for driving the sliding block 761 to move on the sliding rail 741, so that the hoisting mechanism 8 can be installed in a sliding mode.

The hoisting mechanism 8 is an electric hoist. The electric hoist is special hoisting equipment integrating power and braking force into a whole, such as a speed reducer, a hoisting motor, a running motor, a fire breaker, a cable slide wire, a winding drum device, a hook device, a coupler, a flexible cable current introducer and the like, is generally installed on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simplicity in operation, convenience in use and the like, and is used in places such as industrial and mining enterprises, storage, wharfs and the like.

The translation mechanism 9 comprises a translation seat 91, two first travelling wheels 92, two second travelling wheels 93, two caster wheels 94 and a handle 95, two parallel guide rails 101 are arranged at the bottom of the rack 1, and the guide rails 101 are perpendicular to the film conveying direction; the two first traveling wheels 92 are respectively installed on the inner sides of the translation seats 91, the two first traveling wheels 92 are respectively located on the corresponding guide rails 101, the two second traveling wheels 93 are respectively installed on the outer sides of the translation seats 91, and the two second traveling wheels 93 are respectively located on the corresponding guide rails 101; the first lower unwinding mechanism 4 and the second lower unwinding mechanism 5 are both arranged on the corresponding translation seat 91; an extension plate 96 is arranged on the outer side of the translation seat 91, two casters 94 are respectively arranged on the extension plate 96, and the two casters 94 are in contact with the ground; the handle 95 is mounted on the extension plate 96. The two first traveling wheels 92 and the two second traveling wheels 93 of the translation base 91 can move horizontally along the two guide rails 101, and the two caster wheels 94 are grounded as supporting points. When the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 needs to be mounted or a film roll needs to be replaced, a worker can pull out the translation seat 91 and the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 thereon through the handle 95, when the second travelling wheel 93 outside the translation seat 91 is disengaged from the guide rail 101, the two casters 94 still land as a supporting point, and when the first travelling wheel 92 pulled inside the translation seat 91 approaches to the disengagement guide rail 101, the pulling of the handle 95 is stopped, so that the translation seat 91 and the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 thereon still keep balance.

The extension plate 96 is provided with a clamp 97, the frame 1 is provided with a hook 102, and the clamp 97 is in clamping fit with the hook 102. The clamp 97 can fix the translation mechanism 9 on the frame 1, so that the translation mechanism 9 is prevented from deviating in the unreeling process.

The online position adjusting mechanism 11 comprises a base 111, a nut 112, a screw 113, a linear shaft 114 and an adjusting motor 115, wherein an adjusting slide block 116 is arranged on the bottom surface of the base 111, an adjusting slide rail 911 parallel to the linear shaft 114 is arranged on the translation seat 91, and the adjusting slide block 116 is positioned on the adjusting slide rail 911 and can slide along the adjusting slide rail 911; the nut 112 and the adjusting motor 115 are mounted on the translation seat 91, the screw rod 113 is located in the nut 112, the outer end of the linear shaft 114 is connected with the inner end of the screw rod 113, the inner end of the linear shaft 114 is connected with the base 111, the outer end of the screw rod 113 is in transmission connection with a power output shaft of the adjusting motor 115, and the first lower unwinding mechanism 4 and the second lower unwinding mechanism 5 are both mounted on the corresponding base 111. When the deviation detection mechanism 10 detects that the film roll on the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 deviates, the adjustment motor 115 drives the lead screw 113 to rotate, so as to drive the linear shaft 114 to horizontally move, so that the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 on the base 111 can adjust the deviation of the film roll on line, and the film roll is prevented from wrinkling in a position during film running.

The deviation detection mechanism 10 comprises a first photoelectric eye 103 and a second photoelectric eye 104, the first photoelectric eye 103 and the second photoelectric eye 104 are both installed on the frame 1, the first photoelectric eye 103 corresponds to the inner side edge of the film on the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5, and the second photoelectric eye 104 corresponds to the outer side edge of the film on the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5; the signal output ends of the first photoelectric eye 103 and the second photoelectric eye 104 are connected with the control signal input end of the online position adjusting mechanism 11. Whether a film is arranged on the inner side edge of the film on the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 or not is detected by using the first photoelectric eye 103 (or whether a film is arranged on the outer side edge of the film on the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 or not is detected by using the second photoelectric eye 104), and if the film is detected, the position of the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 is accurate; if the film is not detected, it is indicated that the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 deviates, and the position of the first lower unwinding mechanism 4 or the second lower unwinding mechanism 5 needs to be adjusted online by the online position adjusting mechanism 11.

When the film roll winding machine works, firstly, the film roll is lifted upwards from the initial position by the aid of the lifting mechanism 8, the lifting mechanism 8 is rotated to the position above the first upper unwinding mechanism 2 by the aid of the rotation adjusting mechanism 7, and then the film roll is loosened by the aid of the lifting mechanism 8 and is mounted on the first upper unwinding mechanism 2; when the first lower unwinding mechanism 4 needs to be provided with or replace the film roll, the first lower unwinding mechanism 4 is pulled out from the lower layer of the rack 1 by using the translation mechanism 9, then the position of the hoisting mechanism 8 on the rotation adjusting mechanism 7 is adjusted, so that the hoisting mechanism 8 corresponds to the position of the first lower unwinding mechanism 4, and the film roll is arranged on the first lower unwinding mechanism 4 by using the hoisting mechanism 8; next, the first lower unwinding mechanism 4 is pushed back to the lower layer of the frame 1 by the translation mechanism 9. Due to the fact that the translation mechanism 9 is pulled out and pushed in, the position of the first lower unwinding mechanism 4 can be deviated inevitably, at the moment, the deviation of the film on the first lower unwinding mechanism 4 is detected by the deviation detection mechanism 10, and the position of the first lower unwinding mechanism 4 is automatically adjusted on line by the line position adjusting mechanism 11.

In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and the equivalent or simple change of the structure, the characteristics and the principle described in the present patent idea is included in the protection scope of the present patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.