High-precision transverse cutting equipment for release film

Abstract

The utility model discloses a release film high-precision transverse cutting device which comprises a conveying mechanism and a cutting mechanism, and the cutting mechanism is arranged on the top side of the conveying mechanism. The cut-off mechanism comprises a driving assembly, an upper cutter assembly, a lower cutter assembly and an adjusting assembly. The output end of the driving assembly is in driving connection with the upper cutter assembly and the lower cutter assembly. The upper cutter assembly comprises an upper cutter movable base, an upper cutter fixed base and a plurality of adjusting assemblies. The upper cutter movable base is arranged on the top side of the lower cutter assembly and connected to the output end of the driving assembly. The upper cutter fixed seat is arranged on one side of the upper cutter movable seat corresponding to the lower cutter assembly; the adjusting assemblies are arranged on the upper cutter movable base at equal intervals in the extending direction of the upper cutter fixed base, and the movable end of each adjusting assembly abuts against the upper cutter fixed base. According to the high-precision transverse cutting equipment for the release film, the relative position and the set angle between the upper cutter fixing base and the upper cutter movable base can be adjusted by adjusting the movable ends of the multiple adjusting assemblies.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting equipment technical field especially relates to a high-precision cross cutting equipment of release film. BACKGROUND

[0002] Cross cutting equipment is a kind of special equipment for high-precision transverse cutting of continuous web (such as film, paper, non-woven fabric, metal foil, etc.), widely used in packaging, printing, electronics, new energy (such as lithium battery separator) and other industries. Its core function is to realize fast and accurate transverse cutting according to the preset length or pattern requirement in the process of material continuous movement. Based on this, in the production and processing of release film, high-precision cross cutting equipment is one of the important devices to ensure the dimensional stability of the product. In the existing cross cutting equipment, the equipment completes the cutting action under dynamic conditions by synchronously tracking the material movement speed. The key is to ensure the instantaneous matching of the cutting tool and the material movement speed through the cooperation of mechanical, electrical and software systems, to avoid material deformation or uneven cut. The existing cross cutting equipment is generally cut by mechanical blade, laser cutting or ultrasonic cutting, driven by servo motor or variable frequency motor, matched with high-precision guide rail, ball screw, etc., to realize fast response and accurate positioning of the tool.

[0003] However, the existing small film cross cutting equipment lacks a tool bit horizontal adjustment mechanism to conveniently adjust the setting angle and setting point of the tool bit to solve the problem of insufficient cross cutting precision caused by incorrect setting of the tool bit in release film cross cutting processing. UTILITY MODEL CONTENT

[0004] Therefore, it is necessary to provide a high-precision cross cutting equipment of release film to solve the technical problem of insufficient cross cutting processing precision of the existing film cross cutting equipment.

[0005] A high-precision cross cutting equipment of release film includes a conveying mechanism and a cutting-off mechanism. The cutting-off mechanism is arranged on the top side of the conveying mechanism. When the release film is conveyed through the top of the conveying mechanism, the cutting-off mechanism cross cuts the release film.

[0006] The cutting-off mechanism includes a driving assembly, an upper knife assembly and a lower knife assembly. The lower knife assembly is installed vertically to the conveying direction at the corresponding installation point of the conveying mechanism to form a cross cutting station. The upper knife assembly is correspondingly arranged on the top side of the lower knife assembly. The output end of the driving assembly is drivingly connected with the upper knife assembly and the lower knife assembly.

[0007] The upper knife assembly comprises an upper knife movable seat, an upper knife fixed seat, and a plurality of adjusting assemblies. The upper knife movable seat is arranged on the top side of the lower knife assembly and is connected to the output end of the driving assembly. The upper knife fixed seat is arranged on one side of the upper knife movable seat corresponding to the lower knife assembly. The plurality of adjusting assemblies are arranged and installed on the upper knife movable seat along the extension direction of the upper knife fixed seat, and the movable end of each adjusting assembly abuts against the upper knife fixed seat.

[0008] Each adjusting assembly comprises an adjusting support plate, an adjusting screw, and an adjusting seat. The adjusting support plate is fixedly installed on the upper knife movable seat. The adjusting seat is fixedly installed on the upper knife fixed seat. The adjusting screw sequentially penetrates the adjusting support plate and the adjusting seat, and the adjusting screw is threadedly connected with the adjusting support plate.

[0009] In one embodiment, the lower knife assembly comprises a lower knife fixed seat, a lower knife movable seat, and a push plate. The lower knife fixed seat is arranged on the bottom side of the upper knife assembly. The lower knife movable seat is movably fitted on the top of the lower knife fixed seat corresponding to the upper knife fixed seat. The push plate is slidingly fitted between the lower knife fixed seat and the lower knife movable seat.

[0010] In one embodiment, the lower knife assembly further comprises a guide column and a linear bearing. The guide column is arranged on the lower knife fixed seat and extends along the movement direction of the lower knife movable seat. The linear bearing is fitted in the lower knife movable seat corresponding to the guide column.

[0011] In one embodiment, the push plate fitted with the guide column is provided with a avoiding groove. The guide column is fitted into the linear bearing through the avoiding groove.

[0012] In one embodiment, the driving assembly comprises a first motor and a second motor. The first motor and the second motor are arranged on the adjacent sides of the lower knife assembly. The output end of the first motor is drivingly connected to the upper knife movable seat. The output end of the second motor is drivingly connected to the push plate.

[0013] In one embodiment, the release film high-precision cross-cutting equipment further comprises a mounting bracket. The conveying mechanism is arranged on the top of the mounting bracket. The first motor and the second motor are installed on the mounting bracket.

[0014] In one embodiment, the first motor is provided with a main shaft and an eccentric bearing assembly. The main shaft is connected to the output end of the first motor. The two eccentric bearing assemblies are sleeved on the main shaft, and the two eccentric bearing assemblies are drivingly connected to the upper knife movable seat.

[0015] In one embodiment, the two ends of the upper knife movable seat are provided with guide rail assemblies. The upper knife movable seat is slidingly connected to the mounting bracket through the guide rail assemblies.

[0016] In one of the embodiments, the conveying mechanism comprises a feeding plate, a driving roller set and a discharging plate, which are sequentially arranged on the top of the mounting bracket, wherein the driving roller set and the discharging plate are arranged on both sides of the lower knife assembly.

[0017] In one of the embodiments, the driving roller set comprises a third motor, a transmission gear set, an upper rubber roller and a lower rubber roller which are arranged in parallel and abut against each other, the third motor is installed on one side of the mounting bracket, and the transmission gear set is connected to the output end of the third motor; the upper rubber roller and the lower rubber roller are arranged between the feeding plate and the lower knife assembly, and the upper rubber roller and the lower rubber roller are drivingly connected to the transmission gear set.

[0018] The relative position and the setting angle between the upper knife fixed seat and the upper knife movable seat can be adjusted by adjusting the movable end of the adjusting assembly, so as to realize the adjusting function of the horizontal setting angle and the setting height of the upper knife fixed seat, and to improve the cooperation between the upper knife assembly and the lower knife assembly and the cutting precision of the release film. Each adjusting assembly comprises an adjusting support plate, an adjusting screw and an adjusting seat; the adjusting support plate is fixedly installed on the upper knife movable seat; the adjusting seat is fixedly installed on the upper knife fixed seat; the adjusting screw sequentially penetrates the adjusting support plate and the adjusting seat, and the adjusting screw is threadedly connected with the adjusting support plate. Therefore, by rotating the adjusting screw, the adjusting seat can be driven to move in a preset direction relative to the adjusting support plate, thereby driving the corresponding position of the upper knife fixed seat to move in a preset direction relative to the upper knife movable seat, and finally realizing the adjusting function of the horizontal setting angle and the setting height of the upper knife fixed seat. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a structural schematic diagram of the release film high-precision cross-cutting equipment in one embodiment;

[0020] Fig. 2 It is a partial structural schematic diagram of the release film high-precision cross-cutting equipment in one embodiment;

[0021] Fig. 3 It is a partial structural schematic diagram of the release film high-precision cross-cutting equipment in one embodiment;

[0022] Fig. 4 It is a partial exploded structural schematic diagram of the release film high-precision cross-cutting equipment in one embodiment. DETAILED DESCRIPTION

[0023] In order to make the above object, characteristics and advantages of the present application more apparent, concrete embodiments of the present application will be described in detail with reference to the drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a number of different manners without departing from the spirit of the present application. Those skilled in the art will appreciate the scope of the present application and can make similar modifications without departing from the spirit of the present application. Therefore, the present application is not limited by the embodiments disclosed below.

[0024] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on 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.

[0025] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0026] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; 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 internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. 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.

[0027] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature can be the first and second features directly contact, or the first and second features indirectly contact through intermediate media. Moreover, the first feature "on", "above" and "above" the second feature can be the first feature directly above or obliquely above the second feature, or just indicate that the first feature is higher than the second feature in horizontal height. The first feature "under", "below" and "below" the second feature can be the first feature directly below or obliquely below the second feature, or just indicate that the first feature is less than the second feature in horizontal height.

[0028] It should be noted that when an element is referred to as being "fixed" or "set" on another element, it can be directly on the other element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to the other element or there can be a middle element. The terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used herein are for illustrative purposes only and are not the only implementation.

[0029] Please refer to Figs. 1 to 4The utility model discloses a kind of high-precision crosscutting equipment of release film, which comprises conveying mechanism 100 and cutting mechanism 200, cutting mechanism 200 is arranged at the top side of conveying mechanism 100, when release film is conveyed through the top of conveying mechanism 100, cutting mechanism 200 is crosscut to release film. Among them, cutting mechanism 200 includes driving assembly 210, upper knife assembly 220 and lower knife assembly 230, lower knife assembly 230 is installed in the corresponding mounting site of conveying mechanism 100 perpendicular to the conveying direction to form crosscutting station, upper knife assembly 220 is correspondingly arranged at the top side of lower knife assembly 230, the output end of driving assembly 210 is drivingly connected with upper knife assembly 220 and lower knife assembly 230, so that driving assembly 210 can drive upper knife assembly 220 and lower knife assembly 230 to cooperate, and upper knife assembly 220 and lower knife assembly 230 can be used for the installation of cutting head to accurately crosscut the release film passing through the crosscutting station. Specifically, upper knife assembly 220 includes upper knife movable seat 221, upper knife fixed seat 222 and a plurality of adjusting assemblies 240, upper knife movable seat 221 is arranged at the top side of lower knife assembly 230 and connected to the output end of driving assembly 210; upper knife fixed seat 222 is arranged on one side of upper knife movable seat 221 corresponding to lower knife assembly 230; a plurality of adjusting assemblies 240 are installed on upper knife movable seat 221 along the extension direction of upper knife fixed seat 222, and the active end of each adjusting assembly 240 abuts to upper knife fixed seat 222, by adjusting the active end of a plurality of adjusting assemblies 240, the relative position and setting angle between upper knife fixed seat 222 and upper knife movable seat 221 can be adjusted, so as to realize the adjustment function of the horizontal setting angle and setting height of upper knife fixed seat 222, and further improve the cooperation degree between upper knife assembly 220 and lower knife assembly 230 and the crosscutting precision of release film. More specifically, each adjusting assembly 240 includes adjusting branch plate 241, adjusting screw 242 and adjusting seat 243; adjusting branch plate 241 is fixedly installed on upper knife movable seat 221; adjusting seat 243 is fixedly installed on upper knife fixed seat 222; adjusting screw 242 penetrates adjusting branch plate 241 and adjusting seat 243 in sequence, and adjusting screw 242 is threadedly connected with adjusting branch plate 241, based on which, by rotating adjusting screw 242, adjusting seat 243 can be driven to move in a preset direction relative to adjusting branch plate 241, and then the corresponding position of upper knife fixed seat 222 moves in a preset direction relative to upper knife movable seat 221, finally realizing the adjustment function of the horizontal setting angle and setting height of upper knife fixed seat 222.

[0030] Further, the lower knife assembly 230 comprises a lower knife fixed seat 231, a lower knife movable seat 232, and a push plate 233. The lower knife fixed seat 231 is arranged at the bottom side of the upper knife assembly 220. The lower knife movable seat 232 is movably arranged at the top of the lower knife fixed seat 231 corresponding to the upper knife fixed seat 222. The push plate 233 is slidably arranged between the lower knife fixed seat 231 and the lower knife movable seat 232. Thus, the lower knife movable seat 232 can be lifted by pushing the push plate 233, and then performs the lifting movement relative to the lower knife fixed seat 231, so as to realize the cutting cooperation between the lower knife movable seat 232 and the upper knife fixed seat 222. In an embodiment, the lower knife assembly 230 further comprises a guide column 234 and a linear bearing 235. The guide column 234 is arranged on the lower knife fixed seat 231 and extends along the movement direction of the lower knife movable seat 232. The linear bearing 235 is arranged in the lower knife movable seat 232 corresponding to the guide column 234. Thus, the lower knife movable seat 232 is movably connected with the guide column 234 through the linear bearing 235. Correspondingly, the push plate 233 is provided with an avoiding groove a corresponding to the guide column 234. The guide column 234 is movably arranged in the linear bearing 235 through the avoiding groove a, so that the push plate 233 does not interfere with the guide column 234 during the movement.

[0031] Further, the driving assembly 210 comprises a first motor 211 and a second motor 212. The first motor 211 and the second motor 212 are arranged at the adjacent sides of the lower knife assembly 230. The output end of the first motor 211 is drivingly connected with the upper knife movable seat 221, so that the first motor 211 can drive the upper knife movable seat 221 to perform the reciprocating movement along the preset direction. The output end of the second motor 212 is drivingly connected with the push plate 233, so that the second motor 212 can drive the push plate 233 to push the lower knife movable seat 232 to perform the reciprocating movement along the preset direction, so as to realize the reciprocating cooperation between the upper knife assembly 220 and the lower knife assembly 230.

[0032] Further, the release film high-precision cross-cutting equipment further comprises a mounting bracket 300. The conveying mechanism 100 is arranged on the top of the mounting bracket 300. The first motor 211 and the second motor 212 are arranged on the mounting bracket 300. In an embodiment, the first motor 211 is provided with a main shaft 213 and two eccentric bearing assemblies 214. The main shaft 213 is connected with the output end of the first motor 211. The two eccentric bearing assemblies 214 are sleeved on the main shaft 213. The two eccentric bearing assemblies 214 are drivingly connected with the upper knife movable seat 221, so that the first motor 211 can drive the upper knife movable seat 221 to perform the reciprocating lifting movement. In this embodiment, the two ends of the upper knife movable seat 221 are provided with guide rail assemblies 223. The upper knife movable seat 221 is slidably connected with the mounting bracket 300 through the guide rail assemblies 223, so that the upper knife movable seat 221 can perform the lifting movement along the guide rail assemblies 223 under the driving of the first motor 211, so as to improve the stability of the cross-cutting work.

[0033] Further, the conveying mechanism 100 comprises a feeding plate 110, a driving roller set 120 and a discharging plate 130, which are sequentially arranged on the top of the mounting bracket 300, wherein the driving roller set 120 and the discharging plate 130 are arranged on both sides of the lower cutter assembly 230, so that the release film can be sequentially conveyed through the feeding plate 110, the driving roller set 120, the lower cutter assembly 230 and the discharging plate 130, while the upper cutter assembly 220 cooperates with the lower cutter assembly 230 to complete the cross-cutting work in the conveying process.

[0034] Further, the driving roller set 120 comprises a third motor 121, a transmission gear set 122, an upper rubber roller 123 and a lower rubber roller 124 which are arranged in parallel and abut against each other, the third motor 121 is installed on one side of the mounting bracket 300, and the transmission gear set 122 is connected to the output end of the third motor 121; the upper rubber roller 123 and the lower rubber roller 124 are arranged between the feeding plate 110 and the lower cutter assembly 230, and the upper rubber roller 123 and the lower rubber roller 124 are drivenly connected to the transmission gear set 122, so that the third motor 121 can drive the upper rubber roller 123 and the lower rubber roller 124 to rotate in opposite directions to drive the release film in a preset direction, realizing the continuous conveying of the release film.

[0035] In summary, the release film high-precision cross-cutting equipment disclosed by the present application can adjust the relative position and setting angle between the upper cutter fixed seat and the upper cutter movable seat by adjusting the movable end of the adjusting assembly, thereby realizing the adjusting function of the horizontal setting angle and setting height of the upper cutter fixed seat, and further improving the cooperation degree between the upper cutter assembly and the lower cutter assembly and the cross-cutting precision of the release film. Each adjusting assembly comprises an adjusting support plate, an adjusting screw and an adjusting seat; the adjusting support plate is fixedly installed on the upper cutter movable seat; the adjusting seat is fixedly installed on the upper cutter fixed seat; the adjusting screw sequentially penetrates the adjusting support plate and the adjusting seat, and the adjusting screw is threadedly connected with the adjusting support plate. Therefore, by rotating the adjusting screw, the adjusting seat can be driven to move in a preset direction relative to the adjusting support plate, thereby driving the corresponding position of the upper cutter fixed seat to move in a preset direction relative to the upper cutter movable seat, and finally realizing the adjusting function of the horizontal setting angle and setting height of the upper cutter fixed seat.

[0036] The technical features of the above-described embodiments can be combined in any manner. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described, but as long as the combinations of the technical features do not exist contradictions, they should be considered as the scope of the present disclosure.

[0037] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but can not therefore be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, without departing from the utility model concept, several modifications and improvements can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. A high precision cross cutting apparatus for release film, characterized in that, The application relates to a high-precision cross-cutting device for a release film. The cross-cutting device comprises a conveying mechanism and a cross-cutting mechanism, the cross-cuting mechanism is arranged on the top side of the conveying mechanism, and the cross-cutting mechanism cross-cuts the release film when the release film is conveyed through the top of the conveying mechanism. The cross-cutting mechanism comprises a driving assembly, an upper cutter assembly and a lower cutter assembly, the lower cutter assembly is installed on the corresponding installation site of the conveying mechanism in a direction perpendicular to the conveying direction to form a cross-cutting station, the upper cutter assembly is arranged on the top side of the lower cutter assembly, and the output end of the driving assembly is drivingly connected with the upper cutter assembly and the lower cutter assembly. The upper cutter assembly comprises an upper cutter movable seat, an upper cutter fixed seat and a plurality of adjusting assemblies, the upper cutter movable seat is arranged on the top side of the lower cutter assembly and connected with the output end of the driving assembly, the upper cutter fixed seat is arranged on one side of the upper cutter movable seat corresponding to the lower cutter assembly, and the plurality of adjusting assemblies are installed on the upper cutter movable seat along the extension direction of the upper cutter fixed seat, and the active end of each adjusting assembly abuts against the upper cutter fixed seat. Each adjusting assembly comprises an adjusting support plate, an adjusting screw and an adjusting seat, the adjusting support plate is fixedly installed on the upper cutter movable seat, the adjusting seat is fixedly installed on the upper cutter fixed seat, and the adjusting screw penetrates through the adjusting support plate and the adjusting seat in sequence and is in threaded connection with the adjusting support plate.

2. The high precision cross cutting apparatus of release film according to claim 1, wherein, The lower cutter assembly comprises a lower cutter fixed seat, a lower cutter movable seat and a push plate, the lower cutter fixed seat is arranged on the bottom side of the upper cutter assembly, the lower cutter movable seat is movably matched with the top of the lower cutter fixed seat corresponding to the upper cutter fixed seat, and the push plate is slidably embedded between the lower cutter fixed seat and the lower cutter movable seat.

3. The high precision cross cutting apparatus of release film according to claim 2, wherein, The lower cutter assembly further comprises guide columns and linear bearings, the guide columns are arranged on the lower cutter fixed seat, the guide columns are arranged in extension along the movement direction of the lower cutter movable seat, and the linear bearings are embedded in the lower cutter movable seat corresponding to the guide columns.

4. The high precision cross cutting apparatus of release film according to claim 3, wherein, The push plate is provided with a avoiding groove in cooperation with the guide columns, and the guide columns are matched to the linear bearings through the avoiding groove.

5. The high precision cross cutting apparatus of release film according to claim 4, wherein, The driving assembly comprises a first motor and a second motor, the first motor and the second motor are arranged on the adjacent sides of the lower cutter assembly, the output end of the first motor is drivingly connected with the upper cutter movable seat, and the output end of the second motor is drivingly connected with the push plate.

6. The high precision cross cutting apparatus of release film according to claim 5, wherein, The high-precision cross-cutting device for the release film further comprises a mounting bracket, the conveying mechanism is arranged on the top of the mounting bracket, and the first motor and the second motor are mounted on the mounting bracket.

7. The high precision cross cutting apparatus of release film according to claim 6, wherein, The first motor is provided with a main shaft and eccentric bearing assemblies, the main shaft is connected with the output end of the first motor, the two eccentric bearing assemblies are sleeved on the main shaft, and the two eccentric bearing assemblies are drivingly connected with the upper cutter movable seat.

8. The high precision cross cutting apparatus of release film according to claim 7, wherein, The two ends of the upper cutter movable seat are provided with guide rail assemblies, and the upper cutter movable seat is slidably connected with the mounting bracket through the guide rail assemblies.

9. The high precision dicing apparatus of release film according to claim 8, wherein, The conveying mechanism comprises a feeding plate, a driving roller group and a discharging plate, the feeding plate, the driving roller group and the discharging plate are sequentially arranged on the top of the mounting bracket, the driving roller group and the discharging plate are arranged on the two sides of the lower cutter assembly, and the third motor is mounted on one side of the mounting bracket.

10. The high precision cross cutting apparatus of release film according to claim 9, wherein, The driving roller group comprises a third motor, a transmission gear set, upper and lower rubber rollers which are arranged in parallel and abut against each other, the third motor is mounted on one side of the mounting bracket, the transmission gear set is connected with the output end of the third motor, the upper and lower rubber rollers are arranged between the feeding plate and the lower cutter assembly, and the upper and lower rubber rollers are drivingly connected with the transmission gear set.

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