CN112776077B - Mulching film punching machine - Google Patents

Mulching film punching machine Download PDF

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Publication number
CN112776077B
CN112776077B CN202011547960.1A CN202011547960A CN112776077B CN 112776077 B CN112776077 B CN 112776077B CN 202011547960 A CN202011547960 A CN 202011547960A CN 112776077 B CN112776077 B CN 112776077B
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China
Prior art keywords
limiting
roller
driven
punching mechanism
rod
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CN202011547960.1A
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Chinese (zh)
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CN112776077A (en
Inventor
吴家国
陈秀文
黄碧贞
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Enterprise Service Center Of Fengshan Town Luoyuan County
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Enterprise Service Center Of Fengshan Town Luoyuan County
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/24—Perforating by needles or pins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08—Means for actuating the cutting member to effect the cut
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/08—Means for treating work or cutting member to facilitate cutting
    • B26D7/10—Means for treating work or cutting member to facilitate cutting by heating
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G13/00—Protecting plants
    • A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
    • A01G13/0256—Ground coverings
    • A01G13/0268—Mats or sheets, e.g. nets or fabrics
    • A01G13/0275—Films
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/28—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for farming

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Protection Of Plants (AREA)

Abstract

The invention discloses a mulching film perforating machine which comprises a driving mechanism, a roller perforating mechanism, a limiting assembly, two driven mechanisms and two symmetrically-arranged telescopic rods, wherein the two driven mechanisms are used for driving the roller perforating mechanism to translate; the limiting assembly penetrates through the axis of the roller punching mechanism and is in transmission connection with the roller punching mechanism; the two telescopic rods are respectively sleeved at two ends of the limiting assembly along the axial direction and are in transmission connection with the limiting assembly; the two telescopic rods are respectively connected with two sides of the axis of the roller punching mechanism; the two driven mechanisms are respectively arranged at one ends of the corresponding telescopic rods far away from the roller punching mechanism and are in transmission connection; the heating end of the roller punching mechanism is used for contacting the mulching film and burning the mulching film to form air holes. The invention can improve the punching efficiency of the mulching film.

Description

Mulching film punching machine
Technical Field
The invention relates to the field of fruit and vegetable planting, in particular to a mulching film punching machine.
Background
After the fruits and vegetables are planted in the greenhouse in winter, a mulching film is usually required to be covered on the soil surface where the fruits and vegetables are planted for heat preservation of the fruits and vegetables. However, the mulching film is usually a plastic film, so that the air permeability is poor, and the plants are easy to lack oxygen and cannot grow or even die. Therefore, after the soil is coated with the mulching film, holes need to be drilled on the surface of the mulching film, and currently, the mulching film is usually drilled by a hand-held tool along the distribution direction of the mulching film, which causes great physical consumption on people and low drilling efficiency.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a plastic film puncher improves plastic film efficiency of punching.
In order to solve the technical problems, the invention adopts the technical scheme that:
a mulching film perforating machine comprises a driving mechanism, a roller perforating mechanism, a limiting assembly, two driven mechanisms and two symmetrically arranged telescopic rods, wherein the two driven mechanisms are used for driving the roller perforating mechanism to translate;
the limiting assembly penetrates through the axis of the roller punching mechanism and is in transmission connection with the roller punching mechanism;
the two telescopic rods are respectively sleeved at two ends of the limiting assembly along the axial direction and are in transmission connection with the limiting assembly;
the two telescopic rods are respectively connected with two sides of the axis of the roller punching mechanism;
the two driven mechanisms are respectively arranged at one ends of the corresponding telescopic rods far away from the roller punching mechanism and are in transmission connection;
the heating end of the roller punching mechanism is used for contacting the mulching film and burning the mulching film to form air holes;
the driven mechanism comprises a shell, a traveling wheel, a driving gear, a driven gear, a worm and at least two auxiliary wheels;
the worm is rotatably arranged in the shell, and the worm is limited by the shell in the axial direction;
the driving gear and the driven gear are arranged at the upper end and the lower end of the shell, and are respectively meshed with the upper end and the lower end of the worm to form a worm and gear transmission structure, and the worm and gear transmission structure is used for driving the driven gear to rotate clockwise when the driving gear is driven by the driving mechanism to rotate clockwise;
the driving mechanism is arranged on one side, away from the roller punching mechanism, of the shell of one of the driven mechanisms, penetrates through the shell of one of the driven mechanisms and is in transmission connection with one end, away from the roller punching mechanism, of the telescopic rod through the driving gear;
the traveling wheel is arranged outside the shell and is in transmission connection with the driven gear;
the two auxiliary wheels are respectively arranged on the front side and the rear side of the shell, and the lowest point of the two auxiliary wheels and the lowest point of the travelling wheel are positioned on the same plane.
The invention has the beneficial effects that: according to the invention, under the driving of the driving mechanism and the matching of the limiting assembly and the telescopic rod, the roller punching mechanism, the first driven mechanism and the second driven mechanism are synchronously driven, and only one driving mechanism is needed to drive the whole body to move forwards and burn and punch the mulching film along the advancing direction. The driven mechanism adopts a worm and gear transmission structure to carry out transmission, so that the driven mechanisms on two sides synchronously move, and the driving mode is simple. The gyro wheel mechanism of punching is with the mode of generating heat to the plastic film firing, and is more laborsaving, and it is efficient to punch.
Drawings
FIG. 1 is a schematic view of a mulch puncher of the present invention;
FIG. 2 is a partial schematic view of the follower mechanism of the present invention;
FIG. 3 is a cross-sectional view of a driven mechanism of the present invention;
FIG. 4 is a schematic structural view of a spacing assembly of the present invention;
FIG. 5 is a cross-sectional view of the stop assembly and telescoping rod of the present invention;
FIG. 6 is a cross-sectional view of the roller perforating mechanism of the present invention;
FIG. 7 is a front view of a mulch punch according to the present invention.
Description of the reference symbols:
1. a drive mechanism;
2. a roller punching mechanism; 21. a shaft sleeve; 211. an adjustment hole; 22. a roller body; 23. a metal heat-conducting post; 24. a heating resistor;
3. a limiting component; 31. a limiting rod; 311. a second limiting hole; 32. a first limit post; 33. a second limit post; 34. a spring;
4. a driven mechanism; 41. a housing; 411. clamping a platform; 42. a travel wheel; 43. a driving gear; 44. a driven gear; 45. a worm; 451. an upper screw rod; 452. a connecting rod; 453. a lower screw rod; 46. an auxiliary wheel;
5. a telescopic rod; 51. an outer tube; 511. a first limit hole; 52. an inner tube; 521. a through hole;
6. a storage battery; 7. a solar energy collection device; 8. a rocker arm; 9. and a power supply assembly.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1-7, a mulch punching machine includes a driving mechanism, a roller punching mechanism, a limiting assembly, two driven mechanisms for driving the roller punching mechanism to translate, and two symmetrically arranged telescopic rods;
the limiting assembly penetrates through the axis of the roller punching mechanism and is in transmission connection with the roller punching mechanism;
the two telescopic rods are respectively sleeved at two ends of the limiting assembly along the axial direction and are in transmission connection with the limiting assembly;
the two telescopic rods are respectively connected with two sides of the axis of the roller punching mechanism;
the two driven mechanisms are respectively arranged at one ends of the corresponding telescopic rods far away from the roller punching mechanism and are in transmission connection;
the heating end of the roller punching mechanism is used for contacting the mulching film and burning the mulching film to form air holes;
the driven mechanism comprises a shell, a traveling wheel, a driving gear, a driven gear, a worm and at least two auxiliary wheels;
the worm is rotatably arranged in the shell, and the worm is limited by the shell in the axial direction;
the driving gear and the driven gear are arranged at the upper end and the lower end of the shell, and are respectively meshed with the upper end and the lower end of the worm to form a worm and gear transmission structure, and the worm and gear transmission structure is used for driving the driven gear to rotate clockwise when the driving gear is driven by the driving mechanism to rotate clockwise;
the driving mechanism is arranged on one side, away from the roller punching mechanism, of the shell of one of the driven mechanisms, penetrates through the shell of one of the driven mechanisms and is in transmission connection with one end, away from the roller punching mechanism, of the telescopic rod through the driving gear;
the traveling wheel is arranged outside the shell and is in transmission connection with the driven gear;
the two auxiliary wheels are respectively arranged on the front side and the rear side of the shell, and the lowest point of the two auxiliary wheels and the lowest point of the travelling wheel are positioned on the same plane.
The working principle of the invention is as follows:
actuating mechanism drives the gyro wheel through spacing subassembly and telescopic link and punches the mechanism rotatory time, drives the follower action through worm gear transmission structure, and gyro wheel punching mechanism adopts the mode that generates heat to punch on the plastic film at rotatory in-process and plastic film contact, realizes punching the plastic film is automatic.
From the above description, the beneficial effects of the present invention are: according to the invention, under the driving of the driving mechanism and the matching of the limiting assembly and the telescopic rod, the roller punching mechanism, the first driven mechanism and the second driven mechanism are synchronously driven, and only one driving mechanism is needed to drive the whole body to move forwards and burn and punch the mulching film along the advancing direction. The driven mechanism adopts a worm and gear transmission structure to carry out transmission, so that the driven mechanisms on two sides synchronously move, and the driving mode is simple. The gyro wheel mechanism of punching is with the mode of generating heat to the plastic film firing, and is more laborsaving, and it is efficient to punch.
Furthermore, the limiting assembly comprises two symmetrically arranged limiting rods;
the left end and the right end of the limiting rod are respectively provided with a first limiting column, the outer tube of the telescopic rod is provided with a plurality of first limiting holes matched with the first limiting columns along the axial direction, the inner tube of the telescopic rod is provided with through holes matched with the first limiting holes, and the first limiting columns can be inserted into the corresponding first limiting holes so as to enable the limiting rod to be in transmission connection with the telescopic rod;
a plurality of springs are uniformly distributed between the two limiting rods;
a second limiting column is arranged in the middle of the limiting rod;
two symmetrically-arranged adjusting holes are formed in the outer side of a shaft sleeve of the roller punching mechanism, and a second limiting hole communicated with the adjusting holes is formed in the shaft sleeve;
the second limiting column is inserted into the second limiting hole, so that the limiting rod is in transmission connection with the roller punching mechanism through the second limiting column;
the height of the second limiting column is greater than that of the first limiting column;
the outer tube is slidably sleeved outside the inner tube;
when the first limiting column is inserted into the first limiting hole and the through hole at the same time, the outer pipe and the inner pipe are limited;
when the first limiting column slides into the through hole from the first limiting hole, and the first limiting column is separated from the outer tube, the outer tube and the inner tube can slide relatively.
According to the above description, the first limiting column is arranged for inserting the first limiting column into the first limiting hole and the through hole, limiting the inner tube and the outer tube, and ensuring the transmission connection of the limiting rod and the telescopic rod, and the second limiting column is arranged for ensuring the transmission of the roller transmission mechanism by the second limiting column; when the inner first limiting column slides into the through hole from the first limiting hole, the telescopic rod can adjust the length, so that the application range of the perforating machine is expanded.
Furthermore, the roller punching mechanism comprises a roller body, a plurality of metal heat-conducting columns which are used for being in contact with the mulching film and are uniformly distributed, and a plurality of heating resistors for conducting heat to the metal heat-conducting columns;
the heating resistor is embedded in the metal heat conducting column;
the plurality of metal heat-conducting columns are uniformly distributed and wound on the outer side of the roller body;
the heating resistor is electrically connected with the power supply assembly arranged on the outer side of the roller body.
According to the above description, the heating resistor generates heat to enable the outer surface of the metal heat conducting column to generate high heat, so that the mulching film can be fired, and the mulching film can be punched.
Further, the power supply assembly is electrically connected with the driving mechanism.
Further, the driving mechanism is a motor.
Further, the worm comprises an upper screw rod, a lower screw rod and a connecting rod with a smooth surface;
the upper screw rod and the lower screw rod are connected through the connecting rod;
the connecting rod with ka tai rotatable coupling in the casing, just the connecting rod is by in the axial the ka tai is spacing.
Furthermore, the longitudinal section of the connecting rod is I-shaped.
As can be seen from the above description, the connecting rod is arranged and is in an I shape, and the connecting rod is used for limiting the movement of the upper screw rod and the lower screw rod in the axial direction through the connecting rod, so that the stable transmission of the worm gear and worm structure is ensured.
The first embodiment of the invention is as follows:
referring to fig. 1-6, the mulching film perforating machine comprises a driving mechanism 1, a roller perforating mechanism 2, a limiting assembly 3, two driven mechanisms 4 for driving the roller perforating mechanism 2 to translate, and two symmetrically arranged telescopic rods 5; the limiting assembly 3 is arranged by penetrating through the axis of the roller punching mechanism 2, and the limiting assembly 3 is in transmission connection with the roller punching mechanism 2; the two telescopic rods 5 are respectively sleeved on two ends of the limiting component 3 along the axial direction, and the telescopic rods 5 are in transmission connection with the limiting component 3; the two telescopic rods 5 are respectively connected with two sides of the axis of the roller punching mechanism 2; the two driven mechanisms 4 are respectively arranged at one ends of the corresponding telescopic rods 5 far away from the roller punching mechanism 2 and are in transmission connection; the heating end of the roller punching mechanism 2 is used for contacting the mulching film and burning the mulching film to form air holes; the driven mechanism 4 comprises a shell 41, a traveling wheel 42, a driving gear 43, a driven gear 44, a worm 45 and at least two auxiliary wheels 46; the worm 45 is rotatably arranged in the shell 41, and the worm 45 is limited by the shell 41 in the axial direction; the driving gear 43 and the driven gear 44 are arranged at the upper end and the lower end of the shell 41, and the driving gear 43 and the driven gear 44 are respectively meshed with the upper end and the lower end of the worm 45 to form a worm and gear 45 transmission structure, wherein the worm and gear 45 transmission structure is used for driving the driven gear 44 to rotate clockwise when the driving gear 43 is driven by the driving mechanism 1 to rotate clockwise; the driving mechanism 1 is arranged on one side, away from the roller punching mechanism 2, of the shell 41 of one of the driven mechanisms 4, and the driving mechanism 1 penetrates through the shell 41 of one of the driven mechanisms 4 and is in transmission connection with one end, away from the roller punching mechanism 2, of the telescopic rod 5 through the driving gear 43; the traveling wheel 42 is arranged outside the shell 41 and is in transmission connection with the driven gear 44; the two auxiliary wheels 46 are respectively installed on the front side and the rear side of the housing 41, and the lowest point of the two auxiliary wheels 46 and the lowest point of the traveling wheel 42 are located on the same plane, specifically, the auxiliary wheels 46 are connected with the housing 41 through a bracket and a screw. Still include battery 6 and solar power collection device 7, solar power collection device 7's solar energy collecting plate is installed in follower 4's top, and solar power collection device 7 is connected with battery 6 electricity for carry out the electric energy conversion, and carry out the electric energy storage in battery 6, battery 6 is connected with actuating mechanism 1 electricity, is used for providing power for actuating mechanism 1. Wherein, two follower 4 respectively with corresponding telescopic link 5 with the transmission structure of worm gear 45 drive.
Referring to fig. 7, in order to avoid the driving mechanism 1 from failing to work normally due to insufficient electric power, the driven mechanism 4 not installed in the driving mechanism 1 is provided with a rocker arm 8, and one end of the rocker arm 8 is in transmission connection with the driving gear 43.
Referring to fig. 4, the limiting assembly 3 includes two symmetrically disposed limiting rods 31; the left end and the right end of the limiting rod 31 are respectively provided with a first limiting post 32, the outer tube 51 of the telescopic rod 5 is provided with a plurality of first limiting holes 511 matched with the first limiting posts 32 along the axial direction, the inner tube 52 of the telescopic rod 5 is provided with a through hole 521 matched with the first limiting holes 511, and the first limiting posts 32 can be inserted into the corresponding first limiting holes 511, so that the limiting rod 31 is in transmission connection with the telescopic rod 5; a plurality of springs 34 are arranged between the two limiting rods 31, and the springs 34 are uniformly distributed; a second limit column 33 is arranged in the middle of the limit rod 31; the shaft sleeve 21 of the roller punching mechanism 2 is provided with two symmetrically arranged adjusting holes 211 along the radial direction, and the shaft sleeve 21 is provided with a second limiting hole 311 communicated with the adjusting holes 211; the second limiting column 33 is inserted into the second limiting hole 311, so that the limiting rod 31 is in transmission connection with the roller punching mechanism 2 through the second limiting column 33; the height of the second position-limiting column 33 is greater than that of the first position-limiting column 32; the outer tube 51 is slidably sleeved outside the inner tube 52; when the first position-limiting column 32 is inserted into the first position-limiting hole 511 and the through hole 521, the outer tube 51 and the inner tube 52 are limited; when the first position-limiting column 32 slides from the first position-limiting hole 511 into the through hole 521, so that the first position-limiting column 32 is separated from the outer tube 51, the outer tube 51 and the inner tube 52 can slide relatively. The specific implementation mode is as follows: when the distance between the two driven mechanisms 4 needs to be adjusted, the two second limiting columns 33 are pressed, the distance between the two limiting rods 31 is reduced, all the first limiting columns 32 are separated from the telescopic rod 5, the positions between the two outer tubes 51 and the inner tube 52 can be adjusted at the moment, the second limiting columns 33 are loosened after the through hole 521 is aligned with one of the first limiting holes 511, the first limiting columns 32 are inserted into the through hole 521 and the first limiting holes 511 at the same time, and the outer tubes 51 are limited at the moment.
Referring to fig. 1, the roller perforating mechanism 2 includes a roller body 22, a plurality of metal heat-conducting columns 23 uniformly distributed for contacting the mulching film, and a plurality of heating resistors 24 for conducting heat to the metal heat-conducting columns 23; the heating resistors 24 are embedded in the metal heat conduction columns 23, and one heating resistor 24 is embedded in each metal heat conduction column 23; a plurality of metal heat conducting columns 23 are uniformly distributed and wound on the outer side of the roller body 22; the heating resistor 24 is electrically connected to the power supply unit 9 installed outside the roller body 22, and the power supply unit 9 is preferably a lithium battery. Preferably, the metal heat-conducting column 23 is made of copper alloy or aluminum alloy, and the roller body 22 is made of chromium alloy; the metal heat-conducting column 23 is in threaded connection with the roller body 22.
Referring to fig. 1, the power supply unit 9 is electrically connected to the drive mechanism 1.
Preferably, the drive mechanism 1 is a motor.
Referring to fig. 2, the worm 45 includes an upper screw 451, a lower screw 453, and a smooth-surfaced connecting rod 452; the upper screw 451 and the lower screw 453 are connected through a connecting rod 452; the connecting rod 452 is rotatably connected to the catch 411 in the housing 41, and the connecting rod 452 is axially retained by the catch 411. Preferably, the upper screw 451, the connecting rod 452, and the lower screw 453 are integrally formed.
Referring to fig. 2, the longitudinal section of the connection rod 452 is h-shaped.
In order to ensure the punching effect, in the use process of the mulching film, the depth of the metal heat-conducting columns 23 which can be inserted into the soil below the mulching film is 0.2 cm-0.5 cm, and the optimal scheme is that the metal heat-conducting columns 23 are in contact with the surface of the mulching film and are not inserted into the soil.
In conclusion, according to the mulching film perforating machine provided by the invention, a high-temperature mode is adopted to burn and perforate a mulching film, the driving mechanism drives the roller perforating mechanism and simultaneously drives the two driven mechanisms to move, automatic perforation is realized, a manual perforating mode is replaced, and the perforating efficiency is improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.

Claims (6)

1. A mulching film perforating machine is characterized by comprising a driving mechanism, a roller perforating mechanism, a limiting assembly, two driven mechanisms and two symmetrically-arranged telescopic rods, wherein the two driven mechanisms are used for driving the roller perforating mechanism to translate;
the limiting assembly penetrates through the axis of the roller punching mechanism and is in transmission connection with the roller punching mechanism;
the two telescopic rods are respectively sleeved at two ends of the limiting assembly along the axial direction and are in transmission connection with the limiting assembly;
the two telescopic rods are respectively connected with two sides of the axis of the roller punching mechanism;
the two driven mechanisms are respectively arranged at one ends of the corresponding telescopic rods far away from the roller punching mechanism and are in transmission connection;
the heating end of the roller punching mechanism is used for contacting the mulching film and burning the mulching film to form air holes;
the driven mechanism comprises a shell, a traveling wheel, a driving gear, a driven gear, a worm and at least two auxiliary wheels;
the worm is rotatably arranged in the shell, and the worm is limited by the shell in the axial direction;
the driving gear and the driven gear are arranged at the upper end and the lower end of the shell, and are respectively meshed with the upper end and the lower end of the worm to form a worm and gear transmission structure, and the worm and gear transmission structure is used for driving the driven gear to rotate clockwise when the driving gear is driven by the driving mechanism to rotate clockwise;
the driving mechanism is arranged on one side, away from the roller punching mechanism, of the shell of one of the driven mechanisms, penetrates through the shell of one of the driven mechanisms and is in transmission connection with one end, away from the roller punching mechanism, of the telescopic rod through the driving gear;
the traveling wheel is arranged outside the shell and is in transmission connection with the driven gear;
the two auxiliary wheels are respectively arranged on the front side and the rear side of the shell, and the lowest point of the two auxiliary wheels and the lowest point of the travelling wheel are positioned on the same plane; the limiting assembly comprises two limiting rods which are symmetrically arranged;
the left end and the right end of the limiting rod are respectively provided with a first limiting column, the outer tube of the telescopic rod is provided with a plurality of first limiting holes matched with the first limiting columns along the axial direction, the inner tube of the telescopic rod is provided with through holes matched with the first limiting holes, and the first limiting columns can be inserted into the corresponding first limiting holes so as to enable the limiting rod to be in transmission connection with the telescopic rod;
a plurality of springs are uniformly distributed between the two limiting rods;
a second limiting column is arranged in the middle of the limiting rod;
two symmetrically-arranged adjusting holes are formed in the outer side of a shaft sleeve of the roller punching mechanism, and a second limiting hole communicated with the adjusting holes is formed in the shaft sleeve;
the second limiting column is inserted into the second limiting hole, so that the limiting rod is in transmission connection with the roller punching mechanism through the second limiting column;
the height of the second limiting column is greater than that of the first limiting column;
the outer tube is slidably sleeved outside the inner tube;
when the first limiting column is inserted into the first limiting hole and the through hole at the same time, the outer pipe and the inner pipe are limited;
when the first limiting column slides into the through hole from the first limiting hole, and the first limiting column is separated from the outer tube, the outer tube and the inner tube can slide relatively.
2. The mulch punching machine according to claim 1, wherein the roller punching mechanism comprises a roller body, a plurality of metal heat conducting columns which are uniformly distributed and used for being in contact with the mulch, and a plurality of heating resistors which conduct heat to the metal heat conducting columns;
the heating resistor is embedded in the metal heat conducting column;
the plurality of metal heat-conducting columns are uniformly distributed and wound on the outer side of the roller body;
the heating resistor is electrically connected with a power supply assembly arranged on the outer side of the roller body.
3. The mulch punch of claim 2, wherein the power supply assembly is electrically connected to the drive mechanism.
4. The mulch punch of claim 1, wherein the drive mechanism is a motor.
5. The mulch punch according to claim 1, wherein the worm comprises an upper screw, a lower screw and a smooth surfaced connecting rod;
the upper screw rod and the lower screw rod are connected through the connecting rod;
the connecting rod with ka tai rotatable coupling in the casing, just the connecting rod is by in the axial the ka tai is spacing.
6. The mulch punching machine according to claim 5, wherein the longitudinal section of the connecting rod is I-shaped.
CN202011547960.1A 2020-12-24 2020-12-24 Mulching film punching machine Active CN112776077B (en)

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CN202011547960.1A CN112776077B (en) 2020-12-24 2020-12-24 Mulching film punching machine

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Application Number Priority Date Filing Date Title
CN202011547960.1A CN112776077B (en) 2020-12-24 2020-12-24 Mulching film punching machine

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CN112776077A CN112776077A (en) 2021-05-11
CN112776077B true CN112776077B (en) 2022-05-31

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CN209151665U (en) * 2018-11-26 2019-07-26 德阳齐远生态农业有限公司 It is a kind of to repair tree reaping hook tool with Telescopic
CN210641689U (en) * 2019-09-26 2020-06-02 容彩娟 Plastic film trompil device of vegetable planting usefulness
CN111887273B (en) * 2020-07-29 2021-11-30 吴慧敏 Medium-sized stretched noodle filament cutter for noodle shop

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