CN220130433U - Film winding device for cotton packaging - Google Patents
Film winding device for cotton packaging Download PDFInfo
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- CN220130433U CN220130433U CN202321636733.5U CN202321636733U CN220130433U CN 220130433 U CN220130433 U CN 220130433U CN 202321636733 U CN202321636733 U CN 202321636733U CN 220130433 U CN220130433 U CN 220130433U
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- 238000004804 winding Methods 0.000 title claims abstract description 37
- 229920000742 Cotton Polymers 0.000 title claims abstract description 31
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 238000003306 harvesting Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a film winding device for cotton packaging, which comprises a frame, wherein a winding roll shaft is arranged in the frame, and two ends of the winding roll shaft are rotatably connected with the frame; the machine frame is internally provided with a press roller, the press roller is rotatably arranged in the machine frame, and the axial direction of the press roller is parallel to the axial direction of the winding roller shaft; the frame is internally provided with a power roller which is rotatably arranged in the frame and positioned below the winding roller shaft; the axial direction of the power roller is parallel to the axial direction of the winding roller shaft; the shaft end of the power roller is connected with a power device; elastic supporting mechanisms for supporting the power roller are arranged at two ends of the power roller. According to the technical scheme, the film winding and unwinding linear speeds are kept stable with a simple structure and low cost.
Description
Technical Field
The utility model relates to a film winding device for cotton packaging, and belongs to the field of packaging equipment.
Background
The main cotton harvesting mode in China is changed from manual harvesting to mechanized harvesting. However, either mode of harvesting requires that the cotton be harvested from the field and transported to a flower plant or warehouse. During transportation, the cotton is mainly in the form of loose cotton or baled bales. Currently, cotton is packed in cotton fields mainly by means of packing devices carried by cotton pickers. In the cotton packaging process, after the cotton is extruded into a whole cotton piece, the cotton packaging machine can be rolled into a cotton roll after a layer of film is attached to the cotton piece. In this process, an attached film winding device is required to unwind the film. The existing film unreeling device drives a roll shaft of the film roll through a motor device to roll and unreel, the thickness of the film roll can change along with the unreeling process, and the roll shaft of the film roll is driven by the motor to rotate at the moment, so that the linear speed of film unreeling is not beneficial to control. Although the rotational speed of the motor can be controlled by the frequency converter or the motor controller so that the rotational speed of the motor gradually slows down as the film roll is unwound, the linear speed of the film unwinding cannot be controlled to remain constant, and the cost is high in this way.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a film winding device for cotton packaging, which keeps the linear speed of film winding and unwinding stable.
The technical scheme adopted by the utility model is that the film winding device for cotton packaging comprises a frame (1), wherein a winding roll shaft (2) is arranged in the frame (1), and two ends of the winding roll shaft (2) are rotationally connected with the frame (1);
the machine frame (1) is internally provided with a press roller (5), the press roller (5) is rotatably arranged in the machine frame (1), and the axial direction of the press roller (5) is parallel to the axial direction of the winding roller shaft (2);
the frame (1) is internally provided with a power roller (4), and the power roller (4) is rotatably arranged in the frame (1) and is positioned below the winding roller shaft (2); the axial direction of the power roller (4) is parallel to the axial direction of the winding roller shaft (2); the shaft end of the power roller (4) is connected with a power device (3);
elastic supporting mechanisms for supporting the power roller (4) are arranged at two ends of the power roller (4).
Optimally, the film winding device for cotton packaging is characterized in that two sides of the frame (1) are respectively provided with a strip-shaped groove, and two sides of the interior of the strip-shaped groove are respectively provided with a slideway (9);
the elastic supporting mechanism comprises a sliding block (6) and a supporting block (7), the supporting block (7) is fixedly arranged at the bottom of the strip-shaped groove, and the sliding block (6) is arranged above the supporting block (7) and moves relative to the supporting block (7); the two sides of the sliding block (6) are in sliding connection with the slide way (9)
The two ends of the power roller (4) are respectively connected with the two sliding blocks (6) in a rotating way, and the sliding blocks (6) at the two ends of the power roller (4) are respectively arranged in the strip-shaped grooves at the two sides of the frame (1).
Optimally, the film winding device for cotton packaging is characterized in that a spring (8) is arranged between the sliding block (6) and the supporting block (7), and two ends of the spring (8) are fixedly connected with the sliding block (6) and the supporting block (7) respectively.
Optimally, the film winding device for cotton packaging is characterized in that a press roller (5) is connected with a press roller bracket;
the compression roller bracket comprises two arc-shaped supporting rods (13) and two hydraulic cylinders (10); the two ends of the press roller (5) are respectively connected with the end parts of the two arc-shaped supporting rods (13) in a rotating mode, and the other ends of the two arc-shaped supporting rods (13) are connected to the frame (1) in a rotating mode and are pushed to rotate through the hydraulic cylinder (10).
Optimally, in the film winding device for cotton packaging, two arc-shaped supporting rods (13) are arranged in a frame (1), and a hydraulic cylinder (10) is arranged outside the frame (1); an arc-shaped push rod (11) is arranged between the hydraulic cylinder (10) and the arc-shaped support rod (13);
one end of the push rod (11) is hinged with a piston of the hydraulic cylinder (10), the other end of the push rod (11) is connected with one end of the arc-shaped support rod (13) far away from the compression roller (5) through a rotating shaft (12), the rotating shaft (12) penetrates through the side wall of the frame (1), and two ends of the rotating shaft (12) are fixedly connected with the push rod (11) and the arc-shaped support rod (13) respectively; the end part of the cylinder body of the hydraulic cylinder (10) is hinged with the outer surface of the side wall of the frame (1).
The utility model has the beneficial effects that:
according to the technical scheme, the rolling roller shaft (2) is driven to rotate by friction force of the power roller (4) and the film wound on the rolling roller shaft (2), and under the condition that the rotating speed of the power roller (4) is kept stable, the linear speed of film winding and unwinding is kept stable, so that the tension of the film is stable when cotton is packaged, and the packaging quality of the cotton is ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a side view of FIG. 1;
fig. 3 is a schematic diagram of a connection structure between a press roller and a press roller bracket according to the present utility model.
Detailed Description
The technical features of the present utility model are further described below with reference to the accompanying drawings and the specific embodiments.
As shown in the figure, the utility model relates to a film winding device for cotton packaging, which comprises a frame (1), wherein the frame (1) is provided with a plurality of steel plates welded into a rectangular box body, so that an internal cavity is constructed in the frame (1), one end of the frame (1) is provided with an opening, the opening of the frame (1) is communicated with the internal cavity, and a film enters or exits the frame (1) from the opening.
A winding roll shaft (2), a compression roller (5) and a power roller (4) are arranged in the frame (1). The two ends of the winding roll shaft (2) are rotationally connected with the side walls on the two sides of the frame (1) through bearings.
The power roller (4) is positioned below the winding roller shaft (2), and the axial direction of the power roller (4) is parallel to the axial direction of the winding roller shaft (2).
The two sides of the frame (1) are respectively provided with a strip-shaped groove, the length extension direction of the strip-shaped groove is vertical, and the strip-shaped grooves on the two sides of the frame (1) are respectively provided with a supporting block (7) and a sliding block (6). Wherein, supporting shoe (7) are solid metal piece and fixed welding in the inside bottom in bar groove. The sliding block (6) slides in the strip-shaped groove along the length extending direction of the strip-shaped groove through the slideway (9).
The slide way (9) is arranged on two sides of the inside of the strip-shaped groove, the slide way (9) can be a C-shaped slide way, sliding heads matched with the shape of the inside of the slide way (9) are arranged on two sides of the slide block (6), and the slide block (6) is in sliding connection with the slide way (9) through the sliding heads, so that the slide block (6) slides in the strip-shaped groove to have guiding performance.
The two ends of the power roller (4) are respectively connected with sliding blocks (6) in the strip-shaped grooves at the two sides of the frame (1) in a rotating way. One of them slider (6) middle part is constructed a through-hole that runs through slider (6), and the one end of power roller (4) passes this through-hole and rotates with the through-hole through the bearing and be connected, and power device (3) are connected after the through-hole is passed to this end of power roller (4), and power device (3) are fixed on slider (6), and power device (3) can adopt the combined form of motor and reducing gear box.
A spring (8) is arranged between the sliding block (6) and the supporting block (7), and two ends of the spring (8) are respectively fixedly connected with the sliding block (6) and the supporting block (7). In the film roll unreeling process, along with the reduction of the outer diameter of the film roll, a spring (8) pushes a sliding block (6) to move upwards, so that a power roller (4) keeps attached to the surface of the film roll, the film roll is driven to rotate when the power roller (4) rotates through the contact friction force between the power roller (4) and the surface of the film roll, the rotating speed of the power roller (4) is unchanged because of the inconvenience of the output rotating speed of a motor gearbox system, and the film roll is unreeled at the linear speed of the power roller (4) to keep the unreeling speed constant. In the winding process, the power roller (4) moves downwards along with the increase of the outer diameter of the film roll.
The compression roller (5) is rotatably arranged in the frame (1), and the axial direction of the compression roller (5) is parallel to the axial direction of the winding roller shaft (2).
The two ends of the compression roller (5) are respectively connected with the end parts of the two arc-shaped supporting rods (13) in a rotating way, and the other ends of the two arc-shaped supporting rods (13) are connected to the frame (1) in a rotating way and are pushed to rotate by the hydraulic cylinder (10). Two arc-shaped supporting rods (13) are arranged in the frame (1), a hydraulic cylinder (10) is arranged outside the frame (1), and an arc-shaped push rod (11) is arranged between the hydraulic cylinder (10) and the arc-shaped supporting rods (13);
one end of a push rod (11) is hinged with a piston of a hydraulic cylinder (10), one end of the push rod (11) far away from a compression roller (5) is provided with a rotating shaft (12) and connected with the arc-shaped support rod (13) through the rotating shaft (12), the rotating shaft (12) penetrates through the side wall of the frame (1) and is rotationally connected with the side wall of the frame (1) through a bearing, and two ends of the rotating shaft (12) are fixedly connected with the push rod (11) and the arc-shaped support rod (13) respectively. The end part of the hydraulic cylinder (10) is hinged with the outer surface of the side wall of the frame (1). The piston of the hydraulic cylinder (10) pushes the end part of the push rod (11) to enable the push rod (11) to rotate, and after the push rod (11) rotates, the arc-shaped support rod (13) is driven to rotate, so that the compression roller (5) is pressed on the surface of the film roll.
It should be understood that the above description is not intended to limit the utility model to the particular embodiments disclosed, but to limit the utility model to the particular embodiments disclosed, and that various changes, modifications, additions and substitutions can be made by those skilled in the art without departing from the spirit and scope of the utility model.
Claims (5)
1. A film winding device for cotton packaging comprises a frame (1), wherein a winding roller shaft (2) is arranged in the frame (1), and two ends of the winding roller shaft (2) are rotationally connected with the frame (1); the method is characterized in that:
the machine frame (1) is internally provided with a press roller (5), the press roller (5) is rotatably arranged in the machine frame (1), and the axial direction of the press roller (5) is parallel to the axial direction of the winding roller shaft (2);
the frame (1) is internally provided with a power roller (4), and the power roller (4) is rotatably arranged in the frame (1) and is positioned below the winding roller shaft (2); the axial direction of the power roller (4) is parallel to the axial direction of the winding roller shaft (2); the shaft end of the power roller (4) is connected with a power device (3);
elastic supporting mechanisms for supporting the power roller (4) are arranged at two ends of the power roller (4).
2. The film take-up device for cotton bale as defined in claim 1, wherein: the two sides of the frame (1) are respectively provided with a strip-shaped groove, and the two sides of the interior of the strip-shaped groove are respectively provided with a slideway (9);
the elastic supporting mechanism comprises a sliding block (6) and a supporting block (7), the supporting block (7) is fixedly arranged at the bottom of the strip-shaped groove, and the sliding block (6) is arranged above the supporting block (7) and moves relative to the supporting block (7); the two sides of the sliding block (6) are in sliding connection with the slide way (9)
The two ends of the power roller (4) are respectively connected with the two sliding blocks (6) in a rotating way, and the sliding blocks (6) at the two ends of the power roller (4) are respectively arranged in the strip-shaped grooves at the two sides of the frame (1).
3. The film take-up device for cotton bale as defined in claim 2, wherein: a spring (8) is arranged between the sliding block (6) and the supporting block (7), and two ends of the spring (8) are fixedly connected with the sliding block (6) and the supporting block (7) respectively.
4. The film take-up device for cotton bale as defined in claim 1, wherein: the press roller (5) is connected with a press roller bracket;
the compression roller bracket comprises two arc-shaped supporting rods (13) and two hydraulic cylinders (10); the two ends of the press roller (5) are respectively connected with the end parts of the two arc-shaped supporting rods (13) in a rotating mode, and the other ends of the two arc-shaped supporting rods (13) are connected to the frame (1) in a rotating mode and are pushed to rotate through the hydraulic cylinder (10).
5. The film take-up device for cotton bale as defined in claim 4, wherein: the two arc-shaped supporting rods (13) are arranged in the frame (1), and the hydraulic cylinder (10) is arranged outside the frame (1); an arc-shaped push rod (11) is arranged between the hydraulic cylinder (10) and the arc-shaped support rod (13);
one end of the push rod (11) is hinged with a piston of the hydraulic cylinder (10), the other end of the push rod (11) is connected with one end of the arc-shaped support rod (13) far away from the compression roller (5) through a rotating shaft (12), the rotating shaft (12) penetrates through the side wall of the frame (1), and two ends of the rotating shaft (12) are fixedly connected with the push rod (11) and the arc-shaped support rod (13) respectively; the end part of the cylinder body of the hydraulic cylinder (10) is hinged with the outer surface of the side wall of the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321636733.5U CN220130433U (en) | 2023-06-26 | 2023-06-26 | Film winding device for cotton packaging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321636733.5U CN220130433U (en) | 2023-06-26 | 2023-06-26 | Film winding device for cotton packaging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220130433U true CN220130433U (en) | 2023-12-05 |
Family
ID=88963022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321636733.5U Active CN220130433U (en) | 2023-06-26 | 2023-06-26 | Film winding device for cotton packaging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220130433U (en) |
-
2023
- 2023-06-26 CN CN202321636733.5U patent/CN220130433U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A film winding device for cotton packaging Granted publication date: 20231205 Pledgee: China People's Property Insurance Co.,Ltd. Qingdao Branch Pledgor: Qingdao yuanxinxing New Material Technology Co.,Ltd. Registration number: Y2024370010031 |