CN118439447A

CN118439447A - PE film processing slitting equipment

Info

Publication number: CN118439447A
Application number: CN202410905564.3A
Authority: CN
Inventors: 徐国光; 王云梦; 孙正响; 芮珉翔; 魏振领
Original assignee: Changzhou Shujie Plastic Co ltd
Current assignee: Changzhou Shujie Plastic Co ltd
Priority date: 2024-07-08
Filing date: 2024-07-08
Publication date: 2024-08-06
Anticipated expiration: 2044-07-08
Also published as: CN118439447B

Abstract

The invention relates to the field of film slitting, in particular to a slitting device for PE film processing, which comprises: the device comprises a frame, an unreeling roller, a first traction roller, a slitting roller and a second traction roller, wherein the unreeling roller, the first traction roller, the slitting roller and the second traction roller are all arranged between the frames, and the device further comprises a reeling driving roller, a mounting groove, a reeling driven roller, a placing frame and a cutting assembly; compared with the direct wind-up roll of taking down, install the PE film that needs to pull the winding on unused wind-up roll after cutting again through the mode that the manual work was pulled later, reduced workman's operation intensity, reduced the downtime of equipment and improved the operating efficiency of equipment simultaneously, when need cut the film after the rolling is accomplished and dismantle, cut the film through cutting assembly for the cutting surface is level and beautiful when cutting, and the cutting surface of level and smooth is convenient for wind the film level and smooth and establish on new wind-up spare roll, film roll leveling and smoothness when making the wind-up spare roll wind.

Description

PE film processing slitting equipment

Technical Field

The invention relates to the field of film slitting, in particular to slitting equipment for PE film processing.

Background

PE film, namely polyethylene film, refers to film produced by PE particles, and is mainly used in the fields of food packaging, field planting, greenhouse planting and other agricultural fields.

When the winding roller is used for winding, the winding roller is required to be taken down from the equipment, then a new winding roller is installed, the winding roller is taken down from the equipment after winding, the unused winding roller is installed on the equipment for a long time, and after the unused winding roller is installed after the winding roller is taken down from the equipment, the cut PE film is required to be pulled and wound on the unused winding roller in a manual pulling mode, so that the processing efficiency of the equipment is low, and the operation intensity of workers is high.

The foregoing is provided merely to facilitate an understanding of the principles of the invention and is not intended to constitute an admission that the foregoing is of the closest prior art.

Disclosure of Invention

The invention aims to solve the technical problem of providing a slitting device for PE film processing, which is convenient for replacing a wind-up roll.

In order to achieve the purpose, the technical scheme of the invention is realized by the following steps: frame, unreel roller, first traction roller, cut roller and second traction roller all set up between the frame, still include rolling drive roll, mounting groove, rolling driven voller, rack and cutting assembly, rolling drive roll sets up between the frame, be provided with first mounting groove and second mounting groove on the frame lateral wall above rolling drive roll both sides, be provided with first rolling driven voller in the first mounting groove, be provided with second rolling driven voller in the second mounting groove, be provided with first rack, second rack and third rack on first mounting groove and the second rack top frame lateral wall respectively, be provided with first rolling standby roll between the second rack, be provided with second rolling standby roll between the third rack, cutting assembly sets up respectively on the frame lateral wall between first rack and first mounting groove and second rack and second mounting groove.

Further, the driving motor located in the frame is used for driving the placing roller, the first traction roller, the slitting roller, the second traction roller and the winding driving roller to rotate, PE films on the placing roller are slit into required widths when passing through the slitting roller, then the cut PE films are wound on the first winding driving roller and the second winding driven roller respectively at intervals, the first winding driven roller and the second winding driven roller rotate under the driving of the winding driving roller to wind the cut PE films, after the first winding driven roller and the second winding driven roller finish winding, the first winding driven roller is taken out from the first installation groove and placed on the first placing frame, then the first winding standby roller on the second placing frame is placed in the first installation groove, the films located between the first winding standby roller and the first winding standby roller are cut through the cutting assembly, the cut films are wound on the first winding standby roller, then the second winding driven roller is taken out from the second installation groove and placed on the second placing frame, then the second winding driven roller on the third placing frame is placed in the second installation groove, the second winding standby roller is placed on the second placing frame and the second winding standby roller is not placed on the second placing frame, and the winding standby roller is cut off after the second winding standby roller is placed on the second placing frame, and the winding standby rolling device is started, and the winding standby rolling device is placed on the second winding standby roller is arranged after the second winding standby roller is cut on the second placing frame and the second winding standby film is placed on the second winding standby device.

Further, the cutting assembly comprises a supporting roller, a right-angle groove is formed in the supporting roller, a moving groove is formed in the bottom wall of the right-angle groove, and a moving cutting piece is movably arranged in the moving groove; through the backing roll, when changing the wind-up roll, the film that will be located between first rolling standby roll and the first rolling driven voller or the film between second rolling standby roll and the second rolling driven voller is stretched straight, cuts off the film that is stretched through the removal cutting member that the activity set up in the removal inslot afterwards, directly cuts off the film that is stretched through removing the cutting member, and it is more level and more quick to cut off the cutting surface through holding the cutter in hand than the operating personnel.

Further, the cutting assembly further comprises a communicating pipe, the communicating pipe is arranged on one side of the supporting roller, the supporting roller is connected with an exhaust fan through a communicating pipe matched with an exhaust pipe, a plurality of air suction holes are formed in the cambered surface of the supporting roller, and the exhaust fan is arranged in the frame; by means of the design, the exhaust fan works, the exhaust fan is matched with the communicating pipe to enable the air suction hole on the cambered surface of the supporting roller to suck air, so that the straightened film is adsorbed on the cambered surface of the supporting roller after being cut off, the situation that the cut-off film is folded and wrinkled in a messy way is avoided, the cut-off film is smoothly wound on the winding standby roller to be replaced, and the yield of products is increased while the working efficiency is improved.

Further, the movable cutting piece comprises an L-shaped movable rod, a convex movable block is arranged at the bottom of the L-shaped movable rod, the L-shaped movable rod is movably connected with a movable groove through the convex movable block, a cutter frame is arranged at the top of the L-shaped movable rod, a cutting knife is arranged in the cutter frame, a cutting groove is formed in the top of the supporting roller, and the bottom of the cutting knife is positioned in the cutting groove; by the design, the L-shaped moving rod moves in the moving groove to drive the cutting knife in the cutter frame to cut off the film, and the cutting groove is used, so that the cutting knife is smoother and tidier on the plane of the cut film.

Further, a rubber extrusion block is arranged at the bottom of one side of the cutter frame, an inclined guide block is arranged on the side wall of one side of the rubber extrusion block, and the bottom of the rubber extrusion block is in abutting connection with the cambered surface of the supporting roller; by means of the design, the cut film is extruded through the rubber extrusion block, so that the situation that the film is excessively stretched and uneven in a cutting surface is avoided when the film is cut, the cutting effect is improved, the inclined guide block is used, the film is guided to the bottom of the rubber extrusion block when the rubber extrusion block moves, and the situation that the film attached to the supporting roller is stretched when the rubber extrusion block moves is avoided.

Further, the bottom of the rubber extrusion block is embedded with a plurality of balls, and the rubber extrusion block is connected to the cambered surface of the supporting roller in a collision manner through the balls; by the design, the rubber extrusion block can move more smoothly when extruding the film to limit the film, and the ball can only rotate along the direction of the rubber extrusion block, so that the effect of the rubber extrusion block on limiting the film extrusion is not affected.

The beneficial effects of the invention are as follows:

According to the invention, through the use of the rolling standby roller and the placement frame, when the rolling roller needs to be replaced, the first rolling driven roller is firstly taken out from the first installation groove and placed on the first placement frame, then the first rolling standby roller on the second placement frame is placed in the first installation groove, the film between the first rolling standby roller and the first rolling driven roller is cut, the cut film is wound on the first rolling standby roller, then the second rolling driven roller is taken out from the second installation groove and placed on the second placement frame, then the second rolling standby roller on the third placement frame is placed in the second installation groove, the film between the second rolling standby roller and the second rolling driven roller is cut, the cut film is wound on the second rolling standby roller, then equipment starts to work, and after the equipment works, the rolling driven rollers which are wound on the first placement frame and the second placement frame are taken down, compared with the rolling rollers which are directly taken down, the cut PE film is pulled and wound on the unused rollers again through a manual pulling mode, so that the working time of the equipment is reduced, and the working efficiency of the equipment is shortened.

According to the invention, when the film after winding is required to be cut and disassembled, the film is cut through the cutting assembly, and the film is limited by moving the rubber extrusion block arranged on the cutting piece, so that the film is attached to the supporting roller, the cutting surface is smooth and attractive during cutting, the smooth cutting surface is convenient for smoothly winding the film on a new winding standby roller, and the film is smooth and even during winding of the winding standby roller.

Drawings

FIG. 1 is a schematic perspective view of a slitting device for PE film processing according to the present invention;

FIG. 2 is a schematic view of another perspective view of a slitting apparatus for PE film processing according to the present invention;

FIG. 3 is a schematic perspective view of a cutting assembly according to the present invention;

FIG. 4 is a schematic view of a portion of a cutting assembly according to the present invention;

FIG. 5 is a schematic perspective view of a movable cutter according to the present invention;

Fig. 6 is an enlarged schematic view of a portion of fig. 5.

Reference numerals illustrate:

1. A frame; 2. an unreeling roller; 3. a first pull roll; 4. a slitting roller; 5. a second traction roller; 6. a winding driving roller; 71. a first mounting groove; 72. a second mounting groove; 73. a first winding driven roller; 74. a second winding driven roller; 75. a first wind-up backup roll; 76. a second wind-up backup roll; 81. a first rack; 82. a second rack; 83. a third rack; 9. a cutting assembly; 91. a support roller; 92. a communicating pipe; 93. a right angle slot; 94. a moving groove; 95. moving the cutting member; 951. an L-shaped moving rod; 952. a convex moving block; 953. a cutter holder; 954. a cutting knife; 955. a rubber extrusion block; 956. a ball; 957. a beveled guide block; 96. an air suction hole; 97. cutting a groove; 98. an exhaust fan; 981. and an exhaust tube.

Detailed Description

The present application will now be described in further detail with reference to the drawings and examples, wherein it is apparent that the examples described are only some, but not all, of the examples of the application. Embodiments of the application and features of the embodiments may be combined with each other without conflict. All other embodiments, based on the embodiments of the application, which would be apparent to one of ordinary skill in the art without inventive effort are within the scope of the application.

It should be noted that, in the embodiment of the present invention, directional indications (such as up, down, left, right, front, and rear … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in an embodiment of the invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed by the invention.

See fig. 1-6:

the invention discloses a slitting device for PE film processing, which comprises: frame 1, unreeling roller 2, first traction roller 3, slitting roller 4 and second traction roller 5 all set up between frame 1, still include rolling drive roll 6, mounting groove, rolling driven voller, rack and cutting assembly 9, rolling drive roll 6 sets up between frame 1, be provided with first mounting groove 71 and second mounting groove 72 on rolling drive roll 6 both sides top frame 1 lateral wall, be provided with first rolling driven voller 73 in the first mounting groove 71, be provided with second rolling 74 in the second mounting groove 72, be provided with first rack 81, second rack 82 and third rack 83 on first mounting groove 71 and the second mounting groove 72 top frame 1 lateral wall respectively, be provided with first backup roll 75 between the second rack 82, be provided with second backup roll 76 between the third rack 83, cutting assembly 9 sets up respectively between first rack 81 and second rack 71 and second rack 72 on the lateral wall of frame 1.

In specific implementation, firstly, the unwinding roller 2, the first traction roller 3, the slitting roller 4, the second traction roller 5 and the winding driving roller 6 are driven to rotate by a driving motor positioned in the frame 1, PE film on the unwinding roller 2 is slit into required widths when passing through the slitting roller 4, then the cut PE film is wound on a first winding driven roller 73 and a second winding driven roller 74 respectively through the winding driving roller 6 at intervals, the first winding driven roller 73 and the second winding driven roller 74 rotate under the driving of the winding driving roller 6 to wind the cut PE film, after the first winding driven roller 73 and the second winding driven roller 74 finish winding, the first winding driven roller 73 is taken out from a first mounting groove 71 to be placed on a first mounting groove 81, then a first winding standby roller 75 on a second mounting frame 82 is placed in the first mounting groove 71, the film between the first winding standby roller 75 and the first winding driven roller 73 is cut through the cutting assembly 9, the cut film is wound on the first winding standby roller 75, then the second winding driven roller 74 is taken out of the second mounting groove 72 and placed on the second mounting groove 82, then the second winding standby roller 76 on the third mounting groove 83 is placed in the second mounting groove 72, the film between the second winding standby roller 76 and the second winding driven roller 74 is cut through the cutting assembly 9, the cut film is wound on the second winding standby roller 76, then the equipment starts to work, the winding driven rollers which are wound on the first mounting frame 81 and the second mounting frame 82 are taken down after the equipment works, and then unused winding standby rollers are placed on the second mounting frame 82 and the third mounting frame 83.

The cutting assembly 9 comprises a supporting roller 91, wherein a right-angle groove 93 is formed in the supporting roller 91, a moving groove 94 is formed in the bottom wall of the right-angle groove 93, and a moving cutting piece 95 is movably arranged in the moving groove 94; by means of the design, when the wind-up roller is replaced through the supporting roller 91, the film between the first wind-up standby roller 75 and the first wind-up driven roller 73 or the film between the second wind-up standby roller 76 and the second wind-up driven roller 74 is straightened, then the straightened film is cut off through the movable cutting piece 95 which is movably arranged in the movable groove 94, the straightened film is directly cut off through the movable cutting piece 95, and compared with the situation that an operator takes a cutter by hand, the cut-off cutting surface is smoother and the speed is faster.

The cutting assembly 9 further comprises a communicating pipe 92, wherein the communicating pipe 92 is arranged on one side of a supporting roller 91, the supporting roller 91 is connected with an exhaust fan 98 through the communicating pipe 92 matched with an exhaust fan 981, a plurality of air suction holes 96 are formed in the cambered surface of the supporting roller 91, and the exhaust fan 98 is arranged in the frame 1; by means of the design, the exhaust fan 98 works, the exhaust pipe 981 is matched with the communicating pipe 92 to enable the air suction hole 96 on the cambered surface of the supporting roller 91 to suck air, so that the cut-off film is adsorbed on the cambered surface of the supporting roller 91, the situation that folded wrinkles appear in the cut-off film in a mess manner is avoided, the cut-off film is smoothly wound on the replaced winding standby roller, and the work efficiency is improved, and meanwhile, the yield of products is increased.

The invention discloses a movable cutting member 95, which comprises an L-shaped movable rod 951, wherein a convex movable block 952 is arranged at the bottom of the L-shaped movable rod 951, the L-shaped movable rod 951 is movably connected with a movable groove 94 through the convex movable block 952, a cutter frame 953 is arranged at the top of the L-shaped movable rod 951, a cutting knife 954 is arranged in the cutter frame 953, a cutting groove 97 is formed at the top of a supporting roller 91, and the bottom of the cutting knife 954 is positioned in the cutting groove 97; by the design, the L-shaped movable rod 951 moves in the movable groove 94 to drive the cutting knife 954 in the cutter frame 953 to cut the film, and the cutting groove 97 is used to enable the cutting knife 954 to be smoother and tidier on the plane of cutting the film.

According to the invention, a rubber extrusion block 955 is arranged at the bottom of one side of the cutter frame 953, an inclined guide block 957 is arranged on the side wall of one side of the rubber extrusion block 955, and the bottom of the rubber extrusion block 955 is in abutting connection with the cambered surface of the supporting roller 91; by adopting the design, the cut film is extruded through the rubber extrusion block 955, so that the situation that the film is excessively stretched and positioned to cause uneven cutting surface during cutting can not occur, the cutting effect is improved, and the inclined guide block 957 is used, so that the film is guided to the bottom of the rubber extrusion block 955 during moving of the rubber extrusion block 955, and the situation that the film attached to the supporting roller 91 is stretched during moving of the rubber extrusion block 955 can not occur.

According to the invention, a plurality of balls 956 are embedded at the bottom of the rubber extrusion block 955, and the rubber extrusion block 955 is in abutting connection with the cambered surface of the supporting roller 91 through the balls 956; by the design, the rubber extrusion block 955 can move more smoothly when extruding the film to limit the film, and the ball 956 can only rotate along the direction of the rubber extrusion block 955, so that the effect of the rubber extrusion block 955 on limiting the film extrusion is not affected.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims

1. A slitting apparatus for PE film processing comprising: frame (1), roll-up roller (2), first traction roller (3), cut roller (4) and second traction roller (5) all set up between frame (1), its characterized in that still includes rolling drive roll (6), mounting groove, rolling driven voller, rack and cutting assembly (9), rolling drive roll (6) set up between frame (1), be provided with first mounting groove (71) and second mounting groove (72) on rolling drive roll (6) both sides top frame (1) lateral wall, be provided with first rolling driven voller (73) in first mounting groove (71), be provided with second rolling driven voller (74) in second mounting groove (72), be provided with first rack (81), second rack (82) and third rack (83) on rolling drive roll (6) both sides frame (1) lateral wall respectively, second rack (82) are provided with between reserve roll (83), the cutting assemblies (9) are respectively arranged on the side wall of the frame (1) between the first placing frame (81) and the first mounting groove (71) and between the second placing frame (82) and the second mounting groove (72).

2. The slitting device for processing the PE film according to claim 1, wherein the cutting assembly (9) comprises a supporting roller (91), a right-angle groove (93) is formed in the supporting roller (91), a moving groove (94) is formed in the bottom wall of the right-angle groove (93), and a moving cutting member (95) is movably arranged in the moving groove (94).

3. The slitting equipment for processing a PE film according to claim 2, wherein the cutting assembly (9) further comprises a communicating pipe (92), the communicating pipe (92) is arranged on one side of a supporting roller (91), the supporting roller (91) is connected with an exhaust fan (98) through the communicating pipe (92) and an exhaust pipe (981), a plurality of air suction holes (96) are formed in the cambered surface of the supporting roller (91), and the exhaust fan (98) is arranged in the frame (1).

4. The slitting device for processing a PE film according to claim 2, wherein the movable cutting member (95) comprises an L-shaped movable rod (951), a convex movable block (952) is arranged at the bottom of the L-shaped movable rod (951), the L-shaped movable rod (951) is movably connected with a movable groove (94) through the convex movable block (952), a cutter frame (953) is arranged at the top of the L-shaped movable rod (951), a cutter (954) is arranged in the cutter frame (953), a cutting groove (97) is formed in the top of the supporting roller (91), and the bottom of the cutter (954) is located in the cutting groove (97).

5. The slitting apparatus for PE film processing according to claim 4, wherein a rubber extrusion block (955) is provided at a bottom of the knife holder (953) on one side, an inclined guide block (957) is provided on a side wall of the rubber extrusion block (955), and the bottom of the rubber extrusion block (955) is abutted against and connected to an arc surface of the supporting roller (91).

6. The slitting device for PE film processing according to claim 5, wherein a plurality of balls (956) are embedded at the bottom of the rubber extrusion block (955), and the rubber extrusion block (955) is connected to the cambered surface of the supporting roller (91) in a abutting manner through the balls (956).