CN212711932U - High-speed rolling transverse cutting device of film laminating machine - Google Patents

Abstract

The utility model relates to a high-speed rolling transverse cutting device of a film laminating machine, which comprises a frame and a strip-shaped knife pad, wherein the strip-shaped knife pad is arranged on the frame and extends along the left and right directions; high-speed rolling transverse cutting device still includes cutter seat, cutting knife flywheel, can drive the lift control mechanism that the cutter seat goes up and down, translation seat, can drive the translation control mechanism of translation seat horizontal migration, and translation control mechanism installs in the frame, the translation seat is installed on translation control mechanism's power take off, and lift control mechanism installs on translation seat, and lift control mechanism's power take off end is connected with the cutter seat, and the cutting knife flywheel is rotatable to be installed on the cutter seat and its axis moves towards around for, and the cutting knife flywheel is in directly over the bar shim. The utility model discloses can accomplish the process of transversely cutting off to the film under higher rolling speed, be favorable to improving production efficiency and guarantee the laminating quality.

Description

High-speed rolling transverse cutting device of film laminating machine

Technical Field

The utility model relates to a compound membrane machine technical field, concretely relates to high-speed rolling transverse cutting device of compound membrane machine.

Background

The film coating is that the plastic film is coated with adhesive, and then the plastic film and the printed matter using paper as printing stock are pressed together by a rubber roller and a heating roller to form a paper-plastic integrated product. The laminating machine is equipment for finishing a laminating process. The existing film laminating machine is provided with a winding device for winding a film at the rear end, a traction device and a transverse cutting device are arranged in front of the winding device, the traction device pulls the film backwards during production, and the winding device winds the film conveyed by the traction device through a winding shaft to form a film roll. When the film roll on the winding shaft reaches enough thickness, the film is transversely cut off by the transverse cutting device, then the film roll is disassembled from the winding shaft, and finally the film conveyed by the traction device is wound on the winding shaft again to finish the roll changing operation.

The existing rolling transverse cutting device for transversely cutting off the film comprises a rack, a lifting cylinder, a knife rest, a bar-shaped transverse cutter and a bar-shaped knife pad, wherein a cylinder body of the lifting cylinder is installed on the rack, a piston rod of the lifting cylinder faces downwards and is connected with the knife rest, the bar-shaped transverse cutter is arranged on the knife rest and extends along the left and right directions, the bar-shaped knife pad is installed on the rack and extends along the left and right directions, and the bar-shaped knife pad is positioned under the bar-shaped transverse cutter. The winding transverse cutting device is arranged between a winding device and a traction device of the film laminating machine, and a film sent out from the traction device passes through a strip-shaped transverse cutter and a strip-shaped knife pad and is wound by a winding shaft of the winding device; when the film roll on the winding shaft reaches enough thickness and needs to be cut off, the lifting cylinder drives the tool rest and the strip-shaped cross cutter to descend together, the passing film is transversely cut off through the cooperation between the strip-shaped cross cutter and the strip-shaped knife pad, however, in the process of transversely cutting off the film by the winding and transverse cutting device, the speed of the whole machine of the film laminating machine must be reduced to within 80 m/min, and the film laminating machine has many problems due to low process requirement speed, so that the production efficiency is reduced, and the film laminating quality is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a high-speed rolling transverse cutting device of compound membrane machine is provided, this kind of high-speed rolling transverse cutting device can accomplish the process of transversely cutting off to the film under higher rolling speed, is favorable to improving production efficiency and guarantees the compound membrane quality. The technical scheme is as follows:

the utility model provides a high-speed rolling transverse cutting device of compound membrane machine, includes frame and bar shim, and the bar shim is installed in the frame and is extended its characterized in that along left right direction: high-speed rolling transverse cutting device still includes cutter seat, cutting knife flywheel, can drive the lift control mechanism that the cutter seat goes up and down, translation seat, can drive the translation control mechanism of translation seat horizontal migration, and translation control mechanism installs in the frame, the translation seat is installed on translation control mechanism's power take off, and lift control mechanism installs on translation seat, and lift control mechanism's power take off end is connected with the cutter seat, and the cutting knife flywheel is rotatable to be installed on the cutter seat and its axis moves towards around for, and the cutting knife flywheel is in directly over the bar shim.

The high-speed winding transverse cutting device is arranged between a winding device and a traction device of the laminating machine, and a film sent out from the traction device passes through a gap between a cutting knife wheel and a strip-shaped knife pad and is wound by a winding shaft of the winding device to form a film roll. Before the film is transversely cut off, the cutter seat and the cutter wheel can be positioned right above the left end of the strip-shaped cutter pad; when the film roll on the winding shaft reaches a sufficient thickness and needs to be cut off, the lifting control mechanism drives the cutter seat and the cutting cutter wheel on the cutter seat to descend together until the cutting edge of the cutting cutter wheel is in contact fit with the left end of the strip-shaped cutter pad; then translation control mechanism drive translation seat, lift control mechanism, cutter seat and cutting knife flywheel are translated right together, and the cutting knife flywheel rolls right along bar shim with passive mode under the effect of bar shim at the translation in-process, and the film of passing through is transversely cut off through the cooperation between the cutting edge of cutting knife flywheel and the bar shim. The high-speed winding and transverse cutting device enables the cutting knife wheel to roll on the strip-shaped knife pad in a passive mode without any driving, can complete a transverse cutting process of a film at a high winding speed (easily performed at a speed of 230m/min after testing), and can improve the production efficiency and ensure the film laminating quality because the speed of the whole laminating machine does not need to be reduced like the background technology in the roll changing process.

In the preferred scheme, the lifting control mechanism comprises a double-rod cylinder, a cylinder body of the double-rod cylinder is installed on the translation seat, and a piston rod of the double-rod cylinder faces downwards and is connected with the cutter seat. Therefore, the piston rod of the double-rod cylinder can stretch to drive the cutter seat and the cutter wheel to descend or ascend to a certain height; in addition, the double-rod cylinder can play a role in buffering, so that the cutting knife wheel can roll on the strip-shaped knife pad stably.

In the preferred scheme, above-mentioned translation control mechanism includes horizontal guide rail, drive sprocket, driven sprocket, annular chain and driving motor, and the horizontal guide rail is installed in the frame and set up along left right direction, the cutter seat install on the horizontal guide rail and with horizontal guide rail sliding fit, drive sprocket, driven sprocket all can rotate and install in the frame, drive sprocket and driven sprocket are jointly with the annular chain tensioning, the annular chain has two straightways of controlling the trend, translation seat fixed mounting is on the straight line section of annular chain. When the horizontal guide rail device works, the driving motor drives the driving chain wheel to rotate, and the corresponding straight line section of the annular chain drives the translation seat to translate a certain distance leftwards or rightwards along the horizontal guide rail.

In a more preferable scheme, the high-speed winding and transverse cutting device further comprises a controller and a proximity switch, the proximity switch is arranged at one end of the horizontal guide rail and is electrically connected with a corresponding input end of the controller, and the driving motor is electrically connected with a corresponding output end of the controller. The proximity switch is used for positioning the initial position of the translation seat before the transverse cutting of the film; when the proximity switch detects that the translation seat moves to the initial position, the controller sends a control signal to the driving motor, the driving motor controls the driving chain wheel to suspend rotation, and the initial positioning of the translation seat is realized. Generally, the driving motor is a servo motor, and the controller is a servo controller.

The utility model discloses a high-speed rolling transverse cutting device passes through the bar shim, the cutter holder, the cutting break bar, lifting control mechanism, the translation seat, the cooperation between the translation control mechanism, make the cutting break bar roll on the bar shim in passive mode, and need not any drive, can accomplish the process of transversely cutting off to the film under higher rolling speed (easily going on under test 230m/min speed), owing to need not to reduce the complete machine speed of compound membrane machine like the background art at the roll change in-process, can improve production efficiency and guarantee the compound membrane quality.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is a top view of fig. 1.

Detailed Description

As shown in fig. 1 and 2, the high-speed winding and transverse cutting device of the film laminating machine comprises a frame 1, a strip-shaped cutter pad 2, a cutter seat 3, a cutter wheel 4, a lifting control mechanism 5 capable of driving the cutter seat 3 to lift, a translation seat 6 and a translation control mechanism 7 capable of driving the translation seat 6 to translate left and right; the strip-shaped knife pad 2 is arranged on the frame 1 and extends along the left and right direction; translation control mechanism 7 is installed in frame 1, and translation seat 6 is installed on translation control mechanism 7's power take off, and lift control mechanism 5 is installed on translation seat 6, and lift control mechanism 5's power take off end is connected with cutter seat 3, and cutting knife flywheel 4 is rotatable to be installed on cutter seat 3 and its axis is the trend from beginning to end, and cutting knife flywheel 4 is located directly over bar shim 2.

In this embodiment, the lift control mechanism 5 comprises a double-rod cylinder 51, the cylinder of the double-rod cylinder 51 is mounted on the translation base 6, and the piston rod of the double-rod cylinder 51 faces downwards and is connected with the cutter holder 3.

In the embodiment, the translation control mechanism 7 includes a horizontal guide rail 71, a driving sprocket 72, a driven sprocket 73, an endless chain 74 and a driving motor 75, the horizontal guide rail 71 is installed on the frame 1 and is arranged along the left-right direction, the cutter seat 3 is installed on the horizontal guide rail 71 and is in sliding fit with the horizontal guide rail 71, the driving sprocket 72 and the driven sprocket 73 are both rotatably installed on the frame 1, the driving sprocket 72 and the driven sprocket 73 jointly tension the endless chain 74, the endless chain 74 has two straight segments 741 extending left and right, and the translation seat 6 is fixedly installed on the straight segment 741 of the endless chain 74.

The high-speed winding and transverse cutting device in this embodiment further includes a controller and a proximity switch (not shown in the figure), the proximity switch is disposed at one end of the horizontal guide rail 71, the proximity switch is electrically connected to a corresponding input end of the controller, and the driving motor 75 is electrically connected to a corresponding output end of the controller. The driving motor 75 is a servo motor, and the controller is a servo controller. The proximity switch is used for positioning the initial position of the translation seat 6 before the transverse cutting of the film; when the proximity switch detects that the translation seat 6 moves to the initial position, the controller sends a control signal to the driving motor 75, and the driving motor 75 controls the driving sprocket 72 to pause and rotate, so as to realize the initial positioning of the translation seat 6.

The working principle of the high-speed winding and transverse cutting device is briefly described as follows:

the high-speed winding transverse cutting device is arranged between a winding device and a traction device of the laminating machine, and a film sent out from the traction device passes through a space between the cutting knife wheel 4 and the strip-shaped knife pad 2 and is wound by a winding shaft of the winding device to form a film roll.

Before the film is transversely cut off, the cutter seat 3 and the cutter wheel 4 can be positioned right above the left end of the strip-shaped cutter pad 2; when the film roll on the winding shaft reaches enough thickness and needs to be cut off, the double-rod air cylinder 51 drives the cutter seat 3 and the cutting cutter wheel 4 on the cutter seat to descend together until the cutting edge of the cutting cutter wheel 4 is in contact fit with the left end of the strip-shaped cutter pad 2; then the driving motor 75 drives the driving sprocket 72 to rotate, the corresponding straight line section 741 of the annular chain 74 drives the translation seat 6 and the double-rod cylinder 51, the cutter seat 3 and the cutter wheel 4 thereon to translate rightwards along the horizontal guide rail 71, the cutter wheel 4 rolls rightwards along the strip-shaped cutter pad 2 in a passive mode under the action of the strip-shaped cutter pad 2 in the translation process, and the passing film is transversely cut off through the matching between the cutting edge of the cutter wheel 4 and the strip-shaped cutter pad 2. Then the double-rod cylinder 51 drives the cutter seat 3 and the cutter wheel 4 thereon to ascend together, the driving motor 75 drives the driving sprocket 72 to rotate reversely, and the corresponding straight section 741 of the annular chain 74 drives the translation seat 6 and the double-rod cylinder 51, the cutter seat 3 and the cutter wheel 4 thereon to translate leftwards along the horizontal guide rail 71 to return to the initial position for preparing the next transverse cutting of the film.

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 all the equivalent or simple changes made according to the structure, the features and the principle of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims (4)

1. The utility model provides a high-speed rolling transverse cutting device of compound membrane machine, includes frame and bar shim, and the bar shim is installed in the frame and is extended its characterized in that along left right direction: high-speed rolling transverse cutting device still includes cutter seat, cutting knife flywheel, can drive the lift control mechanism that the cutter seat goes up and down, translation seat, can drive the translation control mechanism of translation seat horizontal migration, and translation control mechanism installs in the frame, the translation seat is installed on translation control mechanism's power take off, and lift control mechanism installs on translation seat, and lift control mechanism's power take off end is connected with the cutter seat, and the cutting knife flywheel is rotatable to be installed on the cutter seat and its axis moves towards around for, and the cutting knife flywheel is in directly over the bar shim.

2. The high-speed rolling transverse cutting device of the film laminating machine according to claim 1, is characterized in that: the lifting control mechanism comprises a double-rod cylinder, a cylinder body of the double-rod cylinder is installed on the translation seat, and a piston rod of the double-rod cylinder faces downwards and is connected with the cutter seat.

3. The high-speed rolling and transverse cutting device of the film laminating machine according to claim 1 or 2, is characterized in that: translation control mechanism includes horizontal guide rail, drive sprocket, driven sprocket, annular chain and driving motor, and the horizontal guide rail is installed in the frame and along controlling the direction setting, the cutter seat install on the horizontal guide rail and with horizontal guide rail sliding fit, drive sprocket, driven sprocket all can rotate and install in the frame, drive sprocket and driven sprocket are together with the annular chain tensioning, the annular chain has two straightways of controlling the trend, translation seat fixed mounting is on the straight line section of annular chain.

4. The high-speed rolling transverse cutting device of the film laminating machine according to claim 3, is characterized in that: the high-speed winding and transverse cutting device further comprises a controller and a proximity switch, the proximity switch is arranged at one end of the horizontal guide rail, the proximity switch is electrically connected with the corresponding input end of the controller, and the driving motor is electrically connected with the corresponding output end of the controller.

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