CN213976303U - Packaging film rolling roll-changing cutting device - Google Patents
Packaging film rolling roll-changing cutting device Download PDFInfo
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- CN213976303U CN213976303U CN202022496805.3U CN202022496805U CN213976303U CN 213976303 U CN213976303 U CN 213976303U CN 202022496805 U CN202022496805 U CN 202022496805U CN 213976303 U CN213976303 U CN 213976303U
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Abstract
The utility model discloses a packaging film rolling roll-changing cutting device, which comprises a conveying frame, a traction roll and a rolling component; the winding assembly comprises a winding rotating shaft and two winding rollers, and the axial end part of the winding rotating shaft is rotatably connected with the conveying rack; a cutter assembly is arranged on the conveying rack; the cutter assembly comprises a cutter frame and a cutter rotating shaft, and the axial end part of the cutter rotating shaft is rotatably connected with the conveying rack; a cutter is arranged on the inner side of the other end of the cutter frame; a rotary driving mechanism for controlling the cutter frame to rotate around the cutter rotating shaft is arranged on the conveying rack; and pressing wheel mechanisms are respectively arranged on two sides of the conveying rack at the front end of the traction roller closest to the winding assembly. The utility model discloses the setting of rolling subassembly and cutter unit spare among the packaging film rolling roll change cutting device realizes rolling operation in turn through the setting of two wind-up rolls, and during the rolling of one of them wind-up roll, another wind-up roll of accomplishing the rolling can carry out the roll change of not shutting down to the operating efficiency of rolling has been improved.
Description
Technical Field
The utility model belongs to the technical field of the packaging film, concretely relates to packaging film rolling roll change cutting device.
Background
The packaging film production line mainly comprises a feeding system, an extrusion system, a casting system, a longitudinal pulling system, a transverse pulling system, a traction system, a rolling system, a thickness measuring system and an electrical control system. The winding system winds and winds the packaging film through the winding roller to complete winding and storage of the packaging film, and subsequent transportation is facilitated.
Wherein, at actual rolling in-process, in order to guarantee the quality of rolling, packaging film is before winding to the take-up roll, and the both sides of its width need set up the pinch roller structure that has certain conveying effect that compresses tightly, and the pinch roller structure includes two pinch rollers opposite in rotation direction of arranging from top to bottom, and packaging film passes through from between two pinch rollers, has both played the effect of conveying and also has played the effect that certain compresses tightly to guarantee the exhibition flat of packaging film width both sides. However, in the existing rolling system, the pinch roller structures on both sides are usually fixedly arranged on the frame, and the positions of the pinch roller structures along the width direction of the packaging film are not adjustable, that is, the distance between the two pinch roller structures is not adjustable, so that the pinch roller structures cannot be used for conveying packaging films with different widths. Meanwhile, the existing winding system for the packaging film generally only has one winding roller, when the diameter of the packaging film wound by the winding roller reaches a set value and needs to be changed, the winding roller needs to be stopped, then the winding roller with the packaging film is manually taken down by a worker and is loaded with a new winding roller, and the winding system is restarted at the moment so as to continue winding.
Therefore, the need of designing a packaging film rolling roll-changing cutting device is needed, which can realize roll changing without stopping, and can also be suitable for the conveying operation of packaging films with different widths.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned prior art, provide a packaging film rolling roll change cutting device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a packaging film rolling roll-changing cutting device comprises a conveying rack; a plurality of traction rollers with parallel central axes are rotatably arranged on the conveying rack, and a winding assembly is rotatably arranged at the right end of the conveying rack;
the winding assembly comprises a winding rotating shaft and two winding rollers, the central axes of the winding rotating shaft and the two winding rollers are parallel, and the two winding rollers are distributed on two sides of the winding rotating shaft; the axial end part of the winding rotating shaft is rotationally connected with the conveying rack; the two axial ends of the winding rotating shaft are vertically and fixedly provided with connecting rods, and the axial end part of the winding roller is rotatably connected with the corresponding end part of the connecting rod;
the end part of the winding rotating shaft is connected with the output end of the roller changing motor, and the end part of the winding roller is connected with the output end of the winding motor;
a cutter assembly is arranged on the conveying rack; the cutter assembly comprises an L-shaped cutter frame, a cutter rotating shaft is arranged at one end of the cutter frame, and the axial end part of the cutter rotating shaft is rotatably connected with the conveying rack; the inner side of the other end of the cutter frame is provided with a cutter which is connected with a cutter driving mechanism capable of driving the cutter driving mechanism to move along the width direction of the packaging film;
the conveying rack is provided with a rotary driving mechanism for controlling the cutter frame to rotate around the cutter rotating shaft; when the cutter frame rotates, the end part of the cutter frame provided with the cutter and the cutter can upwards penetrate through a gap between the left winding roller and the winding rotating shaft;
two sides of the conveying rack at the left end of the traction roller closest to the winding assembly are respectively provided with a pressing wheel mechanism;
the pinch roller mechanism comprises a base connected with the conveying rack and a pinch roller assembly connected with the base;
mounting plates are arranged at two ends of the base, and a width guide shaft and a width adjusting stud, of which the central axis extends along the width direction of the packaging film, are arranged between the two mounting plates; the width adjusting stud is rotatably connected with the mounting plate;
the pinch roller assembly comprises a pinch roller frame and two conveying pinch rollers which are arranged on the pinch roller frame and distributed up and down, and the conveying pinch rollers are rotatably connected with the pinch roller frame; the conveying pinch roller is connected with the pinch roller driving mechanism;
the lower part of the pressure wheel frame is provided with a width guide hole in sliding fit with the width guide shaft and a width threaded hole in threaded fit with the width adjusting stud.
Preferably, the cutter driving mechanism is a driving air cylinder or a driving hydraulic cylinder.
Preferably, the end of the cutter holder provided with the cutter is provided with a jacking roller.
Preferably, the rotation driving mechanism is a plurality of rotation driving cylinders;
the end part of the rotary driving cylinder is hinged with the conveying rack, and the end part of a piston rod of the rotary driving cylinder is hinged with the outer end face of the cutter frame.
Preferably, a cutter sliding block is arranged on the side surface of the cutter facing the cutter rest;
and the cutter frame is provided with a guide sliding chute which extends along the width direction of the packaging film and is in sliding fit with the cutter sliding block.
Preferably, the pinch roller driving mechanism comprises a pinch roller driving motor and two pinch roller driving gears which are in meshed connection;
the two pinch roller driving gears are respectively and fixedly connected with the two conveying pinch rollers in a coaxial way; the pinch roller driving motor is coaxially and fixedly connected with one of the pinch roller driving gears.
Preferably, the outer end of the width adjusting stud extends out of the corresponding mounting plate and then is connected with the width adjusting hand wheel.
Preferably, the conveying rack comprises two rack vertical plates which are distributed in parallel along the width direction of the packaging film; the vertical plate of the frame is provided with a through adjusting through hole, and adjusting seats are arranged at two ends of the adjusting through hole 12 at the inner side and the outer side of the vertical plate of the frame;
a traction guide shaft with a central axis extending along the traction direction of the packaging film is arranged between the two adjusting seats on the inner side of the stand vertical plate of the stand;
a traction adjusting stud with a central axis extending along the traction direction of the packaging film is arranged between the two adjusting seats on the outer side of the stand vertical plate of the stand; two ends of the traction adjusting stud are rotatably connected with corresponding adjusting seats;
the base is provided with a traction guide hole in sliding fit with the traction guide shaft on the corresponding stand plate of the rack and a traction threaded hole in threaded fit with the traction adjusting stud.
Preferably, one end of the traction adjusting stud extends out of the corresponding adjusting seat and then is connected with the traction adjusting hand wheel.
The utility model has the advantages that:
the utility model discloses well rolling subassembly, cutter unit spare, the structure setting of pinch roller mechanism in carrying the frame can realize not shutting down the roll change, also can be applicable to the transport operation of different width packaging film, specifically as follows: (1) the alternative winding operation is realized through the arrangement of the two winding rollers, when one winding roller is wound, the other winding roller which finishes winding can be replaced without stopping, so that the winding operation efficiency is improved; (2) under the combined action of sliding limit fit between the width guide hole and the width guide shaft and threaded fit between the width threaded hole and the width adjusting stud, when the width adjusting stud is rotated, the pinch roller assembly can move along the width direction of the packaging film; the pinch roller assemblies on the two pinch roller mechanisms can move along the width direction of the packaging film, so that the distance between the pinch roller assemblies of the two pinch roller mechanisms along the width direction of the packaging film can be adjusted, and the pinch roller mechanisms can be suitable for conveying operation of the packaging films with different widths.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic perspective view of the roll-changing cutting device for wrapping film of the present invention;
FIG. 2 is a schematic top view of the structure of the roll-changing and cutting device for rolling packaging film of the present invention;
FIG. 3 is a left side view of the structure of the roll changing and cutting device for rolling packaging film of the present invention;
FIG. 4 is a sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic perspective view of the structure of the conveying frame of the present invention;
FIG. 6 is a schematic perspective view of the structure of the pinch roller mechanism of the present invention;
FIG. 7 is a schematic perspective view of the middle cutter assembly of the present invention;
fig. 8 is a schematic structural diagram of a medium-pressure wheel driving mechanism according to the present invention;
fig. 9 is a schematic structural view of the first wind-up roll at the left end of the utility model during wind-up;
FIG. 10 is a schematic structural view of the roll-changing motor of the present invention when it is started to control the winding shaft to rotate counterclockwise;
fig. 11 is a schematic structural view of the winding shaft of the present invention after rotating 180 ° counterclockwise;
FIG. 12 is a schematic view of the structure of the present invention in which the jacking rollers contact the packaging film upward;
FIG. 13 is a schematic view of the structure of the present invention when the jacking rollers jack up the packaging film;
wherein:
1-a conveying frame, 11-a frame vertical plate, 12-an adjusting through hole, 13-an adjusting seat, 14-a traction guide shaft, 15-a traction adjusting stud and 151-a traction adjusting hand wheel;
2-a drawing roll;
3-a winding component, 31-a winding rotating shaft, 32-a winding roller and 33-a connecting rod;
4-pinch roller mechanism, 41-base, 411-mounting plate, 412-width guide shaft, 413-width adjusting stud, 414-width adjusting hand wheel, 415-traction guide hole, 416-traction threaded hole, 42-pinch roller frame, 43-conveying pinch roller, 44-pinch roller driving motor and 45-pinch roller driving gear;
5-a cutter component, 51-a cutter frame, 511-a cutter rotating shaft, 512-a guide chute, 52-a cutter, 521-a cutter sliding block, 53-a jacking roller and 54-a rotation driving cylinder.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, the terms such as "upper", "lower", "bottom", "top" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and the relationship term determined only for the convenience of describing the structural relationship of each component or element of the present invention is not particularly referred to any component or element of the present invention, and the limitation of the present invention cannot be understood.
In the present invention, terms such as "connected" and "connected" should be understood in a broad sense, and may be either fixedly connected or integrally connected or detachably connected; may be directly connected or indirectly connected through an intermediate. The meaning of the above terms in the present invention can be determined according to specific situations by persons skilled in the art, and should not be construed as limiting the present invention.
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1-4, a packaging film rolling roll-changing cutting device comprises a conveyor frame 1; a plurality of traction rollers 2 with parallel central axes are rotatably arranged on the conveying rack 1, and a winding assembly 3 is rotatably arranged at the right end of the conveying rack 1; the rotation driving of each traction roller 2 can be realized by adopting the prior art, and specifically, each traction roller 2 is connected with a traction driving mechanism which is a traction driving motor, and the traction driving motor drives each traction roller 2 to rotate through a belt or a chain;
the winding assembly 3 comprises a winding rotating shaft 31 and two winding rollers 32, the central axes of which are parallel, and the two winding rollers 32 are distributed on two sides of the winding rotating shaft 31; the axial end part of the winding rotating shaft 31 is rotatably connected with the conveying rack 1; connecting rods 33 are vertically and fixedly arranged at two axial ends of the winding rotating shaft 31, and the axial end part of the winding roller 32 is rotatably connected with the corresponding end part of the connecting rod 33;
the end part of the winding rotating shaft 31 is connected with the output end of a roller changing motor, and the end part of the winding roller 32 is connected with the output end of a winding motor;
a cutter assembly 5 is arranged on the conveying rack 1; as shown in fig. 7, the cutter assembly 5 includes an L-shaped cutter holder 51, one end of the cutter holder 51 is provided with a cutter rotating shaft 511, and an axial end of the cutter rotating shaft 511 is rotatably connected with the conveyor frame 1; a cutter 52 is arranged on the inner side of the other end of the cutter frame 51, and the cutter 52 is connected with a cutter driving mechanism capable of driving the cutter driving mechanism to move along the width direction of the packaging film;
the conveying rack 1 is provided with a rotation driving mechanism for controlling the cutter frame 51 to rotate around the cutter rotating shaft 511; when the cutter frame 51 rotates, the end part of the cutter frame 51 provided with the cutter 52 and the cutter 52 can upwards penetrate through a gap between the left winding roller 32 and the winding rotating shaft 31;
two sides of the conveying rack 1 at the left end of the traction roller 2 closest to the winding component 3 are respectively provided with a pressing wheel mechanism 4;
as shown in fig. 6, the pinch roller mechanism 4 comprises a base 41 connected with the conveyor frame 1 and a pinch roller assembly connected with the base 41;
mounting plates 411 are arranged at two ends of the base 41, and a width guide shaft 412 and a width adjusting stud 413, of which the central axis extends along the width direction of the packaging film, are arranged between the two mounting plates 411; the width adjusting stud 413 is rotatably connected with the mounting plate 411;
the pressing wheel assembly comprises a pressing wheel frame 42 and two conveying pressing wheels 43 which are arranged on the pressing wheel frame 42 and distributed up and down, and the conveying pressing wheels 43 are rotatably connected with the pressing wheel frame 42; the conveying pinch roller 43 is connected with a pinch roller driving mechanism;
the lower portion of the pressure wheel frame 42 is provided with a width guide hole in sliding fit with the width guide shaft 412 and a width threaded hole in threaded fit with the width adjustment stud 413.
The pinch roller mechanism 4 plays the effect of drawing and carrying the packaging film on the one hand, plays certain effect of compressing tightly to the width both sides of packaging film on the other hand, can guarantee the exhibition flat of packaging film width direction, helps the quality of follow-up rolling.
Under the combined action of sliding limit fit between the width guide hole and the width guide shaft 412 and the threaded fit between the width threaded hole and the width adjusting stud 413, when the width adjusting stud 413 is rotated, the movement of the pinch roller assembly along the width direction of the packaging film can be realized; the pinch roller assemblies on the two pinch roller mechanisms 4 can move along the width direction of the packaging film, so that the distance between the pinch roller assemblies of the two pinch roller mechanisms 4 along the width direction of the packaging film can be adjusted, and the pinch roller mechanism can be suitable for conveying operation of the packaging films with different widths.
Preferably, the cutter driving mechanism is a driving air cylinder or a driving hydraulic cylinder.
Preferably, the end of the cutter holder 51 where the cutter 52 is provided with a jack-up roller 53.
Preferably, the rotation driving mechanism is a plurality of rotation driving cylinders 54;
the end of the rotary driving cylinder 54 is hinged with the conveying frame 1, and the end of the piston rod of the rotary driving cylinder 54 is hinged with the outer end face of the cutter frame 51.
Preferably, a cutter slider 521 is arranged on the side surface of the cutter 52 facing the cutter holder 51;
the cutter holder 51 is provided with a guide chute 512 extending in the width direction of the packaging film and slidably engaged with the cutter slider 521.
Preferably, as shown in fig. 8, the pressing wheel driving mechanism comprises a pressing wheel driving motor 44 and two pressing wheel driving gears 45 which are in meshed connection;
the two pinch roller driving gears 45 are respectively and fixedly connected with the two conveying pinch rollers 43 in a coaxial manner; the pinch roller driving motor 44 is coaxially and fixedly connected with one of the pinch roller driving gears 45.
Preferably, the outer end of the width adjusting stud 413 extends out of the corresponding mounting plate 411 and is connected with a width adjusting handwheel 414, so as to facilitate the rotation adjustment of the width adjusting stud 413.
Preferably, as shown in fig. 5, the conveyor frame 1 includes two frame vertical plates 11 distributed in parallel along the width direction of the packaging film; a through adjusting through hole 12 is formed in the stand upright plate 11, and adjusting seats 13 are arranged at two ends of the adjusting through hole 12 on the inner side and the outer side of the stand upright plate 11;
a traction guide shaft 14 with a central axis extending along the traction direction of the packaging film is arranged between the two adjusting seats 13 on the inner side of the stand upright plate 11;
a traction adjusting stud 15 with a central axis extending along the traction direction of the packaging film is arranged between the two adjusting seats 13 on the outer side of the stand vertical plate 11; two ends of the traction adjusting stud 15 are rotatably connected with the corresponding adjusting seats 13;
the base 41 is provided with a traction guide hole 415 which is in sliding fit with the traction guide shaft 14 on the corresponding stand upright plate 11 and a traction threaded hole 416 which is in threaded fit with the traction adjusting stud 15.
Under the combined action of the sliding limit fit between the traction guide hole 415 and the traction guide shaft 14 and the thread fit between the traction threaded hole 416 and the traction adjusting stud 15, when the traction adjusting stud 15 is rotated, the pressing wheel mechanism 4 can move along the traction direction of the packaging film; namely, the two pinch roller mechanisms 4 can move along the traction direction of the packaging film according to actual needs so as to adjust the pinch roller mechanisms 4 to proper positions.
Preferably, one end of the draw adjusting stud 15 extends out of the corresponding adjusting seat 13 and then is connected with the draw adjusting hand wheel 151, so that the draw adjusting stud 15 can be adjusted in a rotating manner.
The utility model provides a packing film rolling roll change cutting device which the embodiment mode as follows:
the packaging film is subjected to traction guiding conveying along a traction roller 2, and the two sides of the width of the packaging film pass through pressing wheel mechanisms 4 on the two sides of a conveying rack 1 respectively to ensure that the two sides of the width of the packaging film are flattened; and then winding and winding are carried out through the first winding roller 32 at the left end from bottom to top after the conveying and guiding function of the last drawing roller 2, wherein the structure of the first winding roller 32 at the left end during winding is schematically shown in fig. 9.
After the first wind-up roll 32 at the left end is wound, as shown in fig. 10, the roll changing motor is started to control the winding rotating shaft 31 to rotate anticlockwise until the winding shaft rotates 180 degrees, and the state shown in fig. 11 is reached, at this time, the first wind-up roll 32 rotates to the right end, and the second wind-up roll 32 rotates to the left end; in the process, the packaging film is pressed to the lower part of the side face of the second winding roller 32 at the left end, and as the double-sided adhesive tape is stuck to the surface of the winding roller 32 before winding, the packaging film pressed to the second winding roller 32 is stuck to the winding roller 32;
then, the rotary driving cylinder 54 is started, the piston rod of the rotary driving cylinder extends out to enable the cutter frame 51 to rotate from bottom to top around the cutter rotating shaft 511, so that the jacking roller 53 is upwards contacted with the packaging film (shown in figure 12) and jacks upwards (shown in figure 13); in the process of jacking the packaging film by the jacking roller 53, on one hand, more packaging films are coated on the surface of the second winding roller 32, and meanwhile, the cutter 52 penetrates through a gap between the second winding roller 32 and the winding rotating shaft 31;
then, the cutter 52 is moved from one end to the other end of the cutter holder 51 to cut the packaging film, and then the second wind-up roll 32 is rotated to wind up the packaging film.
When the second winding roller 32 is used for winding, the first winding roller 32 which finishes winding is taken down by workers, and a new winding roller is replaced at the right end, so that the roller replacement without shutdown is realized through the arrangement of the two winding rollers 32, and the working efficiency is improved. And after the second winding roller at the left end finishes winding, repeating the actions, thereby realizing the continuous operation of winding.
Consequently, rolling component 3 and cutter unit spare 5's setting realizes alternate rolling operation through the setting of two wind-up rolls 32 in this application, and when one of them wind-up roll 32 rolling, another wind-up roll of accomplishing the rolling can not shut down the roll change to the operating efficiency of rolling has been improved.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the present invention, and those skilled in the art should understand that, based on the technical solution of the present invention, various modifications or variations that can be made by those skilled in the art without inventive labor are still within the scope of the present invention.
Claims (9)
1. A packaging film rolling roll-changing cutting device is characterized by comprising a conveying rack; a plurality of traction rollers with parallel central axes are rotatably arranged on the conveying rack, and a winding assembly is rotatably arranged at the right end of the conveying rack;
the winding assembly comprises a winding rotating shaft and two winding rollers, the central axes of the winding rotating shaft and the two winding rollers are parallel, and the two winding rollers are distributed on two sides of the winding rotating shaft; the axial end part of the winding rotating shaft is rotationally connected with the conveying rack; the two axial ends of the winding rotating shaft are vertically and fixedly provided with connecting rods, and the axial end part of the winding roller is rotatably connected with the corresponding end part of the connecting rod;
the end part of the winding rotating shaft is connected with the output end of the roller changing motor, and the end part of the winding roller is connected with the output end of the winding motor;
a cutter assembly is arranged on the conveying rack; the cutter assembly comprises an L-shaped cutter frame, a cutter rotating shaft is arranged at one end of the cutter frame, and the axial end part of the cutter rotating shaft is rotatably connected with the conveying rack; the inner side of the other end of the cutter frame is provided with a cutter which is connected with a cutter driving mechanism capable of driving the cutter driving mechanism to move along the width direction of the packaging film;
the conveying rack is provided with a rotary driving mechanism for controlling the cutter frame to rotate around the cutter rotating shaft; when the cutter frame rotates, the end part of the cutter frame provided with the cutter and the cutter can upwards penetrate through a gap between the left winding roller and the winding rotating shaft;
two sides of the conveying rack at the left end of the traction roller closest to the winding assembly are respectively provided with a pressing wheel mechanism;
the pinch roller mechanism comprises a base connected with the conveying rack and a pinch roller assembly connected with the base;
mounting plates are arranged at two ends of the base, and a width guide shaft and a width adjusting stud, of which the central axis extends along the width direction of the packaging film, are arranged between the two mounting plates; the width adjusting stud is rotatably connected with the mounting plate;
the pinch roller assembly comprises a pinch roller frame and two conveying pinch rollers which are arranged on the pinch roller frame and distributed up and down, and the conveying pinch rollers are rotatably connected with the pinch roller frame; the conveying pinch roller is connected with the pinch roller driving mechanism;
the lower part of the pressure wheel frame is provided with a width guide hole in sliding fit with the width guide shaft and a width threaded hole in threaded fit with the width adjusting stud.
2. The packaging film take-up roll-change cutting device as claimed in claim 1, wherein the cutter driving mechanism is a driving cylinder or a driving hydraulic cylinder.
3. The wrapping film take-up roll-change cutting device as claimed in claim 1, wherein the end of the cutter holder provided with the cutter is provided with a jack-up roll.
4. The packaging film take-up roll-change cutting device as claimed in claim 1, wherein said rotary drive mechanism is a plurality of rotary drive cylinders;
the end part of the rotary driving cylinder is hinged with the conveying rack, and the end part of a piston rod of the rotary driving cylinder is hinged with the outer end face of the cutter frame.
5. The packaging film take-up roll-change cutting device as claimed in claim 1, wherein a cutter slider is provided on a side of the cutter facing the cutter frame;
and the cutter frame is provided with a guide sliding chute which extends along the width direction of the packaging film and is in sliding fit with the cutter sliding block.
6. The packaging film rolling, roll-changing and cutting device as claimed in claim 1, wherein the pinch roller driving mechanism comprises a pinch roller driving motor and two pinch roller driving gears which are meshed and connected;
the two pinch roller driving gears are respectively and fixedly connected with the two conveying pinch rollers in a coaxial way; the pinch roller driving motor is coaxially and fixedly connected with one of the pinch roller driving gears.
7. The packaging film roll-changing cutting device as claimed in claim 1, wherein the outer ends of the width adjusting studs extend out of the corresponding mounting plates and are connected with the width adjusting handwheels.
8. The packaging film roll-up roll-change cutting device as claimed in claim 1, wherein the conveyor frame comprises two frame vertical plates distributed in parallel along the width direction of the packaging film; the vertical plate of the rack is provided with a through adjusting through hole, and adjusting seats are arranged at two ends of the adjusting through hole on the inner side and the outer side of the vertical plate of the rack;
a traction guide shaft with a central axis extending along the traction direction of the packaging film is arranged between the two adjusting seats on the inner side of the stand vertical plate of the stand;
a traction adjusting stud with a central axis extending along the traction direction of the packaging film is arranged between the two adjusting seats on the outer side of the stand vertical plate of the stand; two ends of the traction adjusting stud are rotatably connected with corresponding adjusting seats;
the base is provided with a traction guide hole in sliding fit with the traction guide shaft on the corresponding stand plate of the rack and a traction threaded hole in threaded fit with the traction adjusting stud.
9. The packaging film roll-changing cutting device as claimed in claim 8, wherein one end of the traction adjusting stud is connected with the traction adjusting hand wheel after extending out of the corresponding adjusting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022496805.3U CN213976303U (en) | 2020-11-03 | 2020-11-03 | Packaging film rolling roll-changing cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022496805.3U CN213976303U (en) | 2020-11-03 | 2020-11-03 | Packaging film rolling roll-changing cutting device |
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| CN213976303U true CN213976303U (en) | 2021-08-17 |
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| CN202022496805.3U Active CN213976303U (en) | 2020-11-03 | 2020-11-03 | Packaging film rolling roll-changing cutting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114476767A (en) * | 2021-12-02 | 2022-05-13 | 浙江拉斯贝姆餐饮设备有限公司 | Refrigerator strip of paper used for sealing coiling mechanism |
| CN114803601A (en) * | 2022-05-16 | 2022-07-29 | 韩桐鹤 | Polyethylene blown film equipment of curling |
-
2020
- 2020-11-03 CN CN202022496805.3U patent/CN213976303U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114476767A (en) * | 2021-12-02 | 2022-05-13 | 浙江拉斯贝姆餐饮设备有限公司 | Refrigerator strip of paper used for sealing coiling mechanism |
| CN114476767B (en) * | 2021-12-02 | 2023-08-18 | 浙江拉斯贝姆餐饮设备有限公司 | Refrigerator strip of paper used for sealing coiling mechanism |
| CN114803601A (en) * | 2022-05-16 | 2022-07-29 | 韩桐鹤 | Polyethylene blown film equipment of curling |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |