CN112027254A - Incomplete membrane is retrieved and is rolled up membrane baling mechanism - Google Patents
Incomplete membrane is retrieved and is rolled up membrane baling mechanism Download PDFInfo
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- CN112027254A CN112027254A CN202011057394.6A CN202011057394A CN112027254A CN 112027254 A CN112027254 A CN 112027254A CN 202011057394 A CN202011057394 A CN 202011057394A CN 112027254 A CN112027254 A CN 112027254A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 41
- 239000012528 membrane Substances 0.000 title claims description 26
- 238000004806 packaging method and process Methods 0.000 claims abstract description 65
- 238000005096 rolling process Methods 0.000 claims abstract description 35
- 238000004064 recycling Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 14
- 238000012856 packing Methods 0.000 claims description 47
- 239000002985 plastic film Substances 0.000 claims description 14
- 229920006255 plastic film Polymers 0.000 claims description 14
- 238000004804 winding Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 description 6
- 239000004033 plastic Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000010496 root system development Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B63/00—Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged
- B65B63/04—Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged for folding or winding articles, e.g. gloves or stockings
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B43/00—Gatherers for removing stones, undesirable roots or the like from the soil, e.g. tractor-drawn rakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B17/00—Other machines, apparatus, or methods for packaging articles or materials
Abstract
The invention discloses a residual film recycling, film rolling and packaging mechanism which comprises a packaging rack, a film pressing roller, a conveying belt, a transmission mechanism, a hydraulic oil cylinder and a residual film packaging belt device, wherein the film pressing roller is arranged on the packaging rack; the packaging machine frame comprises a fixed front part and a rotatable rear part hinged with the fixed front part, the rotating shaft for the conveying belt is arranged below the fixed front part of the packaging machine frame, the rotating shaft for the film pressing roller is arranged above the conveying belt, the residual film packaging belt device is arranged at the rotatable rear part of the packaging machine frame, the transmission mechanism is used for transmitting the conveying belt and the residual film packaging belt device, and the hydraulic cylinder is arranged at the top of the packaging machine frame. The mechanism can complete multiple tasks in one operation, improves the operation efficiency, has the advantages of simple structure and low manufacturing cost, and can meet the agricultural requirement of mechanical film collection and packaging. And the structure design is reasonable and compact, the use is convenient, and a solution is provided for secondary pollution easily caused by stacking of residual films in farmland.
Description
Technical Field
The invention belongs to the technical field of farmland residual film recovery in agricultural machinery, and particularly relates to a residual film recovery, film rolling and packaging mechanism which is used for farmland residual film recovery and packaging integrated operation.
Background
With the wide application of the plastic film mulching technology to large-area popularization and use of various crops in various places, mechanized residual film recycling has become a necessary trend. Although the plastic film mulching cultivation technology has the functions of increasing temperature, preserving soil moisture, resisting drought, promoting root system development and the like, the crop yield can be greatly improved, and the growth period can be shortened. But the agricultural mulching film needs to be timely and effectively recycled, otherwise, the environment pollution is caused, and soil hardening and degeneration are caused. Although the degradable mulching films are available for selective use, the degradable mulching films are limited in popularization and use, the cleaning of the residual mulching films in the farmland still needs to be completed by a large amount of manpower and material resources, the labor cost is high, the working efficiency is low, and the mechanized residual mulching film recovery is an effective means for solving the problem of residual mulching film pollution. In addition, the incomplete membrane of current agricultural plastic film recovery machinery recovery is collected into strip, ridge for a long time, or gets into the collection membrane case and stack to the assigned position, still needs manual work or machinery to carry out the loading and haulage, and the incomplete membrane of integrated strip, ridge, heap is stacked inconveniently, and the incomplete membrane is piled up simultaneously and can occupy the land of large tracts of land in the field, also can blow partial incomplete membrane everywhere if meet the strong wind, causes the secondary pollution of environment. At present, numerous scholars research various models of plastic film residue recycling machines, but most of the plastic film residue recycling machines are independent, the plastic film residue and straw are seriously wound in the recycling process, the film lifting difficulty is high, the clean picking rate is low, the effect is not obvious, and the machine must be stopped to unload the plastic film when the plastic film residue recycling machine travels a certain distance, so that the working hours are wasted. In order to solve the problem of residual film recycling, the development of a residual film recycling and packaging product which is efficient and has great development prospect is urgently needed.
Disclosure of Invention
The invention aims to design a residual film recycling, rolling and packaging mechanism, which can complete multiple operations in one operation, improves the operation efficiency, has the advantages of simple structure and low manufacturing cost, and can meet the agricultural requirements of mechanical film collection and packaging. And the structure design is reasonable and compact, the use is convenient, and a solution is provided for secondary pollution easily caused by stacking of residual films in farmland.
The invention has the technical scheme that the residual film recycling, film rolling and packaging mechanism comprises a packaging rack 1, a film pressing roller 2, a conveying belt 3, a transmission mechanism 4, a hydraulic oil cylinder 5 and a residual film packaging belt device 6; packing frame 1 includes a fixed front portion and one and fixed anterior articulated rotatable rear portion, conveyer 3 is installed in packing frame 1's fixed front portion below with the axis of rotation, press mold cylinder 2 is installed in conveyer 3's top with the axis of rotation, be used for dragging the transport to the plastic residue and play supplementary deciduate effect, plastic residue packing area device 6 is installed at packing frame 1's rotatable rear portion, be used for receiving the plastic residue that conveyer 3 sent out and retrieve the film package to the plastic residue, drive mechanism 4 is used for driving conveyer 3 and plastic residue packing area device 6, hydraulic cylinder 5 installs at 1 top of packing frame, be used for rotating the rotatable rear portion of opening packing frame 1.
The packing machine frame 1 comprises two fixed plates 101, two movable plates 102, a connecting rod 103, two hinge shaft connecting plates 104, a hinge shaft 105, a hydraulic oil cylinder rear seat rod 106 and a hydraulic oil cylinder front swing rod 107; two fixed plates 101 are symmetrically connected by a connecting rod 103 to form a fixed front part of the packing machine frame 1, two movable plates 102 are symmetrically connected by the connecting rod 103 to form a rotatable rear part of the packing machine frame 1, two hinge shaft connecting plates 104 are respectively fixed at the front upper ends of the two movable plates 102, the two hinge shaft connecting plates 104 are respectively hinged with the two fixed plates 101 by hinge shafts 105, a hydraulic cylinder backseat rod 106 is fixed at the upper ends of the two fixed plates 101, and a hydraulic cylinder front swing rod 107 is fixed on the upper connecting rod 103 connecting the two movable plates 102.
The residual film packaging belt device 6 comprises two side plates 601, a transmission shaft 602, a chain wheel 603, a chain net type film winding packaging belt 604 and two semi-circular arc-shaped guide sliding chutes 605; the two side plates 601 are respectively arranged on the inner sides of the movable plates 102 of the baling frame 1, the transmission shafts 602 are respectively arranged at the upper ends, the lower ends and the middle parts of the two side plates 601, the transmission shafts 602 are provided with chain wheels 603, the chain net type film rolling baling belt 604 is sleeved on the chain wheels 603, the two semi-circular arc-shaped guide chutes 605 are respectively arranged on the inner sides of the two side plates 601, and the roller chains 6031 on the two sides of the chain net type film rolling baling belt 604 are arranged in the semi-circular arc-shaped guide.
The chain-net type film rolling and packing belt 604 comprises two roller chains 6041, roller chain shafts 6042 and a net chain 6043; the two roller chains 6041 are connected by a roller chain shaft 6042 to form a roller chain row, and the net chain 6043 is sleeved on the outer side of the roller chain row to form a chain net type film rolling packing belt 604.
And a packing locking device is arranged between the fixed front part and the rotatable rear part of the packing rack 1.
The transmission mechanism 4 can also be used for transmitting the film pressing roller 2.
The residual film recycling, rolling and packaging mechanism provided by the invention has the following advantages:
1. according to the residual film recycling, rolling and packaging mechanism provided by the invention, under the rotation of the conveying belt 3, the film pressing roller 2 rotates under the action of friction force, the film pressing roller 2 and the conveying belt 3 act together to pull and convey a mulching film to the residual film packaging belt device 6 to play a role in assisting in demolding, and the residual film packaging belt device 6 performs film rolling and packaging on the residual film. After the residual film is rolled into a film roll with a preset size, the hydraulic oil cylinder 5 rotates to open the rotatable rear part of the packaging rack 1, and the residual film roll is automatically discharged.
2. The residual film recycling, film rolling and packaging mechanism provided by the invention can realize one-time operation to complete multiple operations, improves the operation efficiency, has the advantages of simple structure and low manufacturing cost, and can meet the agricultural requirements of mechanical film collection and packaging. And the structure design is reasonable and compact, the use is convenient, and a solution is provided for secondary pollution easily caused by stacking of residual films in farmland.
Drawings
FIG. 1 is a schematic view of a front side three-dimensional structure of a film winding and packaging mechanism for recovering residual film
FIG. 2 is a schematic perspective view of a baling frame
FIG. 3 is a schematic view showing a three-dimensional structure of a device for wrapping residual film (a net chain type film-wrapping and packaging belt)
FIG. 4 is a schematic perspective view of a device for wrapping residual film (a chain net type wrapping film wrapping band without a net chain)
FIG. 5 is a schematic view of the rear side of a film winding and packaging mechanism for recovering residual film (chain net type film winding and packaging belt with net chain)
FIG. 6 is a schematic view showing a rear side of a film winding and packaging mechanism for recovering residual film (chain net type film winding and packaging belt without net chain)
FIG. 7 is a schematic diagram of a rotatable rear-opening and bag-unloading state of a residual film recycling and film rolling and packaging mechanism
FIG. 8 is a schematic view of the working shape of the chain net type film rolling and packing belt
FIG. 9 is a schematic view of a chain-net type roll film packaging belt structure
The reference numbers in the figures are:
1. packing frame, 2. press mold roller, 3. conveyor belt, 4. transmission mechanism, 5. hydraulic cylinder, 6. residual film packing belt device
101. Fixed plate, 102 movable plate, 103 connecting rod, 104 hinged shaft connecting plate, 105 hinged shaft, 106 hydraulic oil cylinder rear seat rod, 107 hydraulic oil cylinder front swing rod
601. Side plate, 602, drive shaft, 603, chain wheel, 604, chain net type film rolling packing belt, 605, semi-arc guide sliding groove
6041. Roller chain 6042 roller chain shaft 6043 net chain
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the embodiments of the present invention. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.
Examples
A film residue recycling roll packaging mechanism according to the present embodiment is shown in fig. 1 to 9.
As shown in fig. 1, 5 and 6, the residual film recycling and rolling packaging mechanism of the present embodiment includes a packaging frame 1, a film pressing roller 2, a conveying belt 3, a transmission mechanism 4, a hydraulic oil cylinder 5 and a residual film packaging belt device 6; the packaging machine frame 1 comprises a fixed front part and a rotatable rear part hinged with the fixed front part, a conveying belt 3 is arranged below the fixed front part of the packaging machine frame 1 by a rotating shaft, a film pressing roller 2 is arranged above the conveying belt 3 by a rotating shaft and used for playing a role of assisting film release for dragging and conveying residual films, namely, the friction acting force of the film pressing roller 2 provides a tension force for the residual film, so that the residual film is easier to separate from the picking and conveying device at the front end of the residual film recycling machine, the residual film baling belt device 6 is arranged at the rotatable rear part of the baling frame 1, be used for receiving the incomplete membrane that conveyer 3 sent and retrieve the roll membrane packing to incomplete membrane, drive mechanism 4 is used for driving conveyer 3 and incomplete membrane packing area device 6, and hydraulic cylinder 5 installs at 1 top of packing frame for rotate the rotatable rear portion of opening packing frame 1.
As shown in fig. 2, the baling frame 1 includes two fixed plates 101, two movable plates 102, a connecting rod 103, two hinge connecting plates 104, a hinge shaft 105, a hydraulic cylinder rear seat rod 106, and a hydraulic cylinder front swing rod 107; two fixed plates 101 are symmetrically connected by a connecting rod 103 to form a fixed front part of the packing machine frame 1, two movable plates 102 are symmetrically connected by the connecting rod 103 to form a rotatable rear part of the packing machine frame 1, two hinge shaft connecting plates 104 are respectively fixed at the front upper ends of the two movable plates 102, the two hinge shaft connecting plates 104 are respectively hinged with the two fixed plates 101 by hinge shafts 105, a hydraulic cylinder backseat rod 106 is fixed at the upper ends of the two fixed plates 101, and a hydraulic cylinder front swing rod 107 is fixed on the upper connecting rod 103 connecting the two movable plates 102.
As shown in fig. 3, 4 and 8, the residual film baling belt device 6 includes two side plates 601, a transmission shaft 602, a chain wheel 603, a chain net type film rolling baling belt 604 and two semi-circular arc-shaped guide sliding grooves 605; the two side plates 601 are respectively arranged on the inner sides of the movable plates 102 of the baling frame 1, the transmission shafts 602 are respectively arranged at the upper ends, the lower ends and the middle parts of the two side plates 601, the transmission shafts 602 are provided with chain wheels 603, the chain net type film rolling baling belt 604 is sleeved on the chain wheels 603, the two semi-circular arc-shaped guide chutes 605 are respectively arranged on the inner sides of the two side plates 601, and the roller chains 6031 on the two sides of the chain net type film rolling baling belt 604 are arranged in the semi-circular arc-shaped guide.
As shown in fig. 9, the chain-net type film rolling and baling belt 604 includes two roller chains 6041, roller chain shafts 6042, and net chains 6043; the two roller chains 6041 are connected by a roller chain shaft 6042 to form a roller chain row, and the net chain 6043 is sleeved on the outer side of the roller chain row to form a chain net type film rolling packing belt 604.
A packing locking device (not shown) is arranged between the fixed front part and the rotatable rear part of the packing machine frame 1.
The transmission mechanism 4 can also be used for transmitting the film pressing roller 2, so that the film pressing roller 2 can actively rotate.
When the residual film recycling, winding and packaging mechanism works, power is input from the outside, and the residual film recycling, winding and packaging mechanism transmits power to the conveying belt 3 and the residual film packaging belt device 6 through the chain wheel and the chain, so that the residual film recycling, winding and packaging mechanism can rotate to work.
This embodiment incomplete membrane retrieve and roll up membrane baling mechanism preceding be equipped with second grade hook membrane tooth chain, incomplete membrane is picked up from the field to second grade hook membrane tooth chain, the incomplete membrane of picking up falls into conveyer 3's front end, along with conveyer 3 backward conveying, press mold cylinder 2 and 3 combined action of conveyer belt drag the plastic film and carry incomplete membrane packing belt device 6 in, play supplementary deciduate effect, incomplete membrane packing belt device 6 rolls up the membrane packing with the incomplete membrane. After the residual film is rolled into a film roll with a preset size, the fixed front part and the rotatable rear part of the packaging frame 1 are separated by loosening the packaging locking device, the rotatable rear part of the packaging frame 1 is opened by rotating the hydraulic oil cylinder 5, and the residual film roll is automatically discharged out, as shown in fig. 7.
When the residual film baling belt device 6 described in this embodiment works, the chain net type film rolling baling belt 604 is driven to rotate by the rotation of the transmission mechanism 4, the recovered residual film round bundle is wound on the chain net type film rolling baling belt 604 and continuously increases, the center of gravity moves upwards, and the film rolling operation is completed.
When the residual film recycling and rolling packaging mechanism is used for unloading films, the rotatable rear part of the packaging rack 1 rotates around the hinge shaft 105 under the action of the hydraulic oil cylinder 5, residual film rolls in the residual film packaging belt device 6 roll out, and the residual film roll unloading operation is completed.
The film rolling and packaging mechanism for recovering the residual film can realize one-time operation to complete multiple operations, improves the operation efficiency, has the advantages of simple structure and low manufacturing cost, and can meet the agricultural requirement of mechanical film collection and packaging. And the structure design is reasonable and compact, the use is convenient, and a solution is provided for secondary pollution easily caused by stacking of residual films in farmland.
Finally, it should be pointed out that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a incomplete membrane is retrieved and is rolled up membrane baling press mechanism which characterized by: comprises a packing rack (1), a film pressing roller (2), a conveying belt (3), a transmission mechanism (4), a hydraulic oil cylinder (5) and a residual film packing belt device (6); packing frame (1) including a fixed front portion and one with fixed front portion articulated rotatable rear portion, conveyer (3) are installed in the fixed front portion below of packing frame (1) with the axis of rotation, press mold cylinder (2) are installed in the top of conveyer (3) with the axis of rotation, be used for dragging the transport to the plastic film residue and play supplementary deciduate effect, the rotatable rear portion in packing frame (1) is installed in plastic film residue packing area device (6), be used for receiving the plastic film residue that conveyer (3) sent and retrieve the roll membrane packing to the plastic film residue, drive mechanism (4) are used for driving conveyer (3) and plastic film residue packing area device (6), hydraulic cylinder (5) are installed at packing frame (1) top, be used for rotating the rotatable rear portion of opening packing frame (1).
2. The film residue recycling, rolling and packaging mechanism of claim 1, which is characterized in that: the packing machine frame (1) comprises two fixed plates (101), two movable plates (102), a connecting rod (103), two hinge shaft connecting plates (104), a hinge shaft (105), a hydraulic oil cylinder rear seat rod (106) and a hydraulic oil cylinder front swing rod (107); two fixed plates (101) are symmetrically connected into the fixed front part of a packing frame (1) through connecting rods (103), two movable plates (102) are symmetrically connected into the rotatable rear part of the packing frame (1) through connecting rods (103), two hinge shaft connecting plates (104) are respectively fixed at the front upper ends of the two movable plates (102), the two hinge shaft connecting plates (104) are respectively hinged with the two fixed plates (101) through hinge shafts (105), a hydraulic oil cylinder backseat rod (106) is fixed at the upper ends of the two fixed plates (101), and a hydraulic oil cylinder front swing rod (107) is fixed on the upper connecting rod (103) connecting the two movable plates (102).
3. The film residue recycling, rolling and packaging mechanism of claim 1, which is characterized in that: the residual film packaging belt device (6) comprises two side plates (601), a transmission shaft (602), a chain wheel (603), a chain net type film winding packaging belt (604) and two semicircular arc-shaped guide sliding chutes (605); the two side plates (601) are respectively installed on the inner side of a movable plate (102) of the packaging machine frame (1), the transmission shaft (602) is respectively installed at the upper end, the lower end and the middle part of the two side plates (601), the transmission shaft (602) is provided with a chain wheel (603), a chain net type film rolling packaging belt (604) is sleeved on the chain wheel (603), the two semicircular arc-shaped guide sliding grooves (605) are respectively installed on the inner sides of the two side plates (601), and roller chains (6031) on two sides of the chain net type film rolling packaging belt (604) are installed in the semicircular arc-shaped guide sliding grooves (605).
4. The film residue recycling, rolling and packaging mechanism of claim 3, wherein: the chain net type film rolling packing belt (604) comprises two roller chains (6041), a roller chain shaft (6042) and a net chain (6043); two roller chains (6041) are connected by a roller chain shaft (6042) to form a roller chain row, and a net chain (6043) is sleeved on the outer side of the roller chain row to form a chain net type film rolling packing belt (604).
5. The film residue recycling, rolling and packaging mechanism of claim 2, wherein: and a packing locking device is arranged between the fixed front part and the rotatable rear part of the packing rack (1).
6. The film residue recycling, rolling and packaging mechanism of claim 1, which is characterized in that: the transmission mechanism (4) can also be used for transmitting the film pressing roller (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011057394.6A CN112027254A (en) | 2020-09-30 | 2020-09-30 | Incomplete membrane is retrieved and is rolled up membrane baling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011057394.6A CN112027254A (en) | 2020-09-30 | 2020-09-30 | Incomplete membrane is retrieved and is rolled up membrane baling mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN112027254A true CN112027254A (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011057394.6A Pending CN112027254A (en) | 2020-09-30 | 2020-09-30 | Incomplete membrane is retrieved and is rolled up membrane baling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112027254A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937961A (en) * | 2021-01-27 | 2021-06-11 | 石河子大学 | Film rolling device |
| CN114524148A (en) * | 2021-12-31 | 2022-05-24 | 常州汉森机械股份有限公司 | Multi-belt farmland mulching film recycling and packaging mechanism |
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| US20010013214A1 (en) * | 2000-02-12 | 2001-08-16 | Deere & Company, A Delaware Corporation | Large round baler |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937961A (en) * | 2021-01-27 | 2021-06-11 | 石河子大学 | Film rolling device |
| CN112937961B (en) * | 2021-01-27 | 2022-12-20 | 石河子大学 | Film rolling device |
| CN114524148A (en) * | 2021-12-31 | 2022-05-24 | 常州汉森机械股份有限公司 | Multi-belt farmland mulching film recycling and packaging mechanism |
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