阅读说明：本技术 一种播种机终端自动切割地膜装置 (Seeder terminal automatic cutout plastic film device ) 是由 咸丰 路战远 张建中 陈立宇 杨建强 王建国 王定元 孟文慧 姜晓平 刘亚斌 尚 于 2021-07-02 设计创作，主要内容包括：本发明涉及一种播种机终端自动切割地膜装置,包括：设置在地膜覆膜机的机架上的导向结构I及熔断结构,熔断结构包括：伸缩机构,伸缩机构的固定和端机架固定,伸缩机构的伸缩端连接在支撑板顶部,伸缩机构之间的顶部开设有凹槽I,凹槽I底部开设有槽缝,凹槽内通过导向结构II滑动设置有滑块,滑块和凹槽I内底面之间连接有复位弹簧,滑块上部的凹槽I内设置有凸轮机构,槽缝内穿设有熔断部,熔断部的顶部和滑块底部固定连接,熔断部的底部固定有通过电加热的熔断刀,熔断刀正下方设置有熔断支撑部,熔断支撑部和机架固定,且熔断支撑部位于地膜的下方。本装置通过熔断结构保证切割端部的整齐,减少地膜的浪费,保证切割效率,值得推广。(The invention relates to a device for automatically cutting mulching films at a seeder terminal, which comprises: set up guide structure I and fusing structure in the frame of plastic film laminating machine, fusing structure includes: telescopic machanism, telescopic machanism's fixed and end frame are fixed, telescopic machanism's flexible end is connected at the backup pad top, top between the telescopic machanism is seted up fluted I, the groove seam has been seted up to recess I bottom, it is provided with the slider to slide through guide structure II in the recess, be connected with reset spring between the bottom surface in slider and the recess I, be provided with cam mechanism in the recess I on slider upper portion, wear to be equipped with the fusing part in the groove seam, the top and the slider bottom fixed connection of fusing part, the bottom of fusing part is fixed with the fusing sword through electrical heating, be provided with the fusing supporting part under the fusing sword, fusing supporting part and frame are fixed, and the fusing supporting part is located the below of plastic film. This device guarantees the neatly of cutting tip through the fusing structure, reduces the waste of plastic film, guarantees cutting efficiency, is worth promoting.)

1. The utility model provides a seeder terminal automatic cutout plastic film device which characterized in that includes:

the guiding structure I is arranged on a frame (8) of the mulching film laminating machine and used for keeping a mulching film reel (2) and a section of mulching film (7) covered on the land (9) to move horizontally;

fusing structure for fusing mulching film (7) of horizontal segment, comprising:

the plurality of telescopic mechanisms (4) are vertically arranged above the mulching films (7) at the horizontal section and are fixed with the end machine frame (8);

the two sides of the supporting plate (51) are connected with the telescopic end of the telescopic mechanism (4), the top of the supporting plate is provided with a groove I, and the bottom of the groove I is provided with a slot;

the sliding block (53) is arranged in the groove in a sliding mode through the guide structure II, and a return spring (54) is connected between the sliding block (53) and the inner bottom surface of the groove I;

the cam mechanism is arranged in the groove I at the upper part of the sliding block (53) and is used for driving the sliding block (53) to slide up and down along the guide structure II;

the fusing part (55) is arranged in the slot in a penetrating way, the top of the fusing part is fixed at the bottom of the sliding block (53), and a fusing knife which is electrically heated is fixed at the bottom of the fusing part;

fusing supporting part (6) is correspondingly arranged on the machine frame (8) right below the fusing knife, and the fusing supporting part (6) is positioned below the horizontal section mulching film.

2. The automatic mulching film cutting device for the seeder terminal as claimed in claim 1, wherein the fusing support (6) comprises a support body (61), a groove II (65) with the same length as the fusing blade is formed in the top of the support body (61), a groove III (66) is correspondingly formed in each of two sides of the groove II (65), the grooves III (66) and II (65) are communicated with each other at the bottom, liquid is filled in each of the grooves II (65) and III (66), a piston I is arranged in each of the grooves II (65), and a contact part (62) is connected to the top of the piston I; the groove III (66) is provided with a piston II, and the top of the piston II is connected with a supporting block (63) through a supporting rod (64).

3. The automatic mulching film cutting device at the terminal of the seeding machine as claimed in claim 1, wherein the cam mechanism comprises a motor (59) fixed on one side of the supporting plate (51), an output shaft of the motor (59) is connected with a rotating shaft (58) through a coupling, the rotating shaft (58) is erected in the groove I through a bearing, and a plurality of cams (52) are uniformly sleeved and fixed on the rotating shaft (58) in the groove I.

4. The device for automatically cutting mulching films at the terminal of a seeding machine according to claim 1, wherein a fixing plate is detachably connected to one surface of the supporting plate (51) provided with the groove I, and the fixing plate is fixedly connected with the telescopic end of the telescopic mechanism (4).

5. The device for automatically cutting mulching film at the terminal of a seeding machine according to claim 1, wherein mounting grooves are formed on two side walls of the slot, and the electric heating plate (56) is fixed in the mounting grooves.

6. The automatic mulching film cutting device at the terminal of the seeding machine as claimed in claim 1, wherein the guide structure I comprises two guide rollers (3), the two guide rollers (3) are rotatably mounted on the frame (8), the two guide rollers (3) are horizontally spaced, and the bottom of the guide roller (3) close to the mulching film reel (2) and the top of the other guide roller (3) are positioned on the same plane.

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to an automatic mulching film cutting device for a seeder terminal.

Background

Mulching film, i.e., ground covering film, is usually a transparent or black PE film, and also has green and silver films, and is used for ground covering to increase the temperature of soil, maintain the moisture of soil, maintain the soil structure, prevent pests from attacking crops and diseases caused by certain microorganisms, etc., and promote the growth of plants.

Because of the need to obtain high quality, high yield crops, it is important to mulch the planting field.

The existing mulching film laminating machine only simply realizes mulching of planting land, and is not provided with a device for cutting off mulching films, the mulching films are cut off manually, however, mulching film cutting ends are not neat due to manual mulching film cutting, meanwhile, the cutting efficiency is low, mulching film waste is easily caused, and therefore the problem needs to be solved by providing the automatic mulching film cutting device for the seeder terminal.

Disclosure of Invention

The invention aims to provide an automatic mulching film cutting device for a seeder terminal, which solves the problems that the existing manual mulching film cutting device is low in efficiency, the cutting end part is irregular, and the mulching film is easily wasted.

The technical scheme of the invention is as follows:

the method comprises the following steps:

the guiding structure I is arranged on a frame of the mulching film laminating machine and is used for keeping a mulching film reel and a section of mulching film covered on the ground horizontal;

fusing structure for cutting off horizontal section mulching film, comprising:

the plurality of telescopic mechanisms are vertically arranged above the mulching films at the horizontal section, and are fixed with the end machine frame;

the two sides of the supporting plate are connected with the telescopic end of the telescopic mechanism, the top of the supporting plate is provided with a groove I, and the bottom of the groove I is provided with a slot;

the sliding block is arranged in the groove in a sliding mode through the guide structure II, and a return spring is connected between the sliding block and the inner bottom surface of the groove I;

the cam mechanism is arranged in the groove I at the upper part of the sliding block and is used for driving the sliding block to slide up and down along the guide structure II;

the fusing part I is arranged in the slot in a penetrating manner, the top of the fusing part I is fixed at the bottom of the sliding block, and a fusing knife which is electrically heated is fixed at the bottom of the fusing part I;

and the fusing supporting part is correspondingly arranged on the rack right below the fusing knife, and is positioned below the horizontal section mulching film.

Preferably, the fusing support part comprises a support body, the top of the support body is provided with a groove II which is as long as the fusing knife, two sides of the groove II are correspondingly provided with grooves III, the grooves III are communicated with the bottoms of the grooves II, liquid is filled in the grooves II and the grooves III, a piston I is arranged in the groove II, and the top of the piston I is connected with a contact part; the groove III is provided with a piston II, and the top of the piston II is connected with a supporting block through a supporting rod.

Preferably, cam mechanism is including fixing the motor in backup pad one side, and motor output shaft has the pivot through the coupling joint, the pivot is erect in recess I through the bearing, and the equipartition suit is fixed with a plurality of cams on the pivot in the recess I.

Preferably, the one side that recess I was seted up to the backup pad can be dismantled and be connected with the fixed plate, fixed plate and extending structure's flexible end fixed connection.

Preferably, mounting grooves are formed in two side walls of the slot opening, and electric heating pieces are fixed in the mounting grooves.

Preferably, the guide structure I comprises two guide rollers, the two guide rollers are rotatably mounted on the frame, the two guide rollers are spaced in the horizontal direction, and the bottom of the guide roller close to the mulching film reel and the top of the other guide roller are located on the same plane.

The invention has the beneficial effects that:

1. the automatic mulching film cutting device for the seeder terminal provided by the invention can be used in a large scale.

2. According to the automatic mulching film cutting device for the seeder terminal, provided by the invention, the mulching film is cut off through the fusing structure, the end part of the mulching film is ensured to be cut orderly, and the waste of the mulching film is reduced; set up the electrical heating piece through the lateral wall at the seam and keep warm to the fusing sword to guarantee the efficiency of plastic film cutting, the practicality is strong, is worth promoting.

Drawings

FIG. 1 is a cross-sectional view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the overall structure A of the present invention;

FIG. 3 is a cross-sectional view of the structure of the fuse structure of the present invention;

fig. 4 is a cross-sectional view of a fusing supporter in embodiment 2 of the present invention.

Detailed Description

An embodiment of the present invention will be described in detail with reference to fig. 1 and 4, but it should be understood that the scope of the present invention is not limited by the embodiment.

Example 1

As shown in fig. 1, an embodiment of the present invention provides an apparatus for automatically cutting mulching film at a seeder terminal, including:

the device comprises a guiding structure I which is arranged on a frame 8 of a mulching film laminating machine and used for keeping a mulching film reel 2 and a section of mulching film 7 covered on the land 9 horizontal, and a fusing structure used for cutting off the mulching film 7 in the horizontal section.

A fuse structure, comprising: two telescopic machanisms 4 in the top of the plastic film 7 of horizontal segment of vertical setting, two telescopic machanism 4's is fixed with end frame 8, the flexible end of two telescopic machanism 4 is connected at the backup pad 51 top, top between the telescopic machanism 4 is seted up flutedly I, the groove seam has been seted up to recess I bottom, it is provided with slider 53 to slide through guide structure II in the recess, be connected with reset spring 54 between the bottom surface in slider 53 and the recess I, be provided with in the recess I on slider 53 upper portion and be used for driving slider 53 along guide structure II sliding cam mechanism from top to bottom, wear to be equipped with fusing part 55 in the groove seam, fusing part 55's top and slider 53 bottom fixed connection, fusing part 55's bottom is fixed with the fusing sword through electrical heating, be provided with fusing supporting part 6 under the fusing sword, fusing supporting part 6 and frame 8 are fixed, and fusing supporting part 6 is located the below of horizontal segment plastic film.

Example 2

On the basis of embodiment 1, as shown in fig. 4, in order to ensure that the mulching film is easily cut off, the fusing support part 6 includes a support body 61, the top of the support body 61 is provided with a groove II65 with the same length as that of the fusing knife, two sides of the groove II65 are correspondingly provided with grooves III66, bottoms of the groove III66 and the groove II65 are communicated, liquid is filled in the grooves II65 and the groove III66, a piston I is arranged in the groove II65, and the top of the piston I is connected with a contact part 62; the groove III66 is provided with a piston II, and the top of the piston II is connected with a supporting block 63 through a supporting rod 64.

Example 3

On the basis of embodiment 1, as shown in fig. 2 and 3, in a preferred embodiment of the cam mechanism, the cam mechanism includes a motor 59 fixed on one side of the supporting plate 51, an output shaft of the motor 59 is connected with a rotating shaft 58 through a coupling, the rotating shaft 58 is erected in the groove I through a bearing, and a plurality of cams 52 are uniformly sleeved and fixed on the rotating shaft 58 in the groove I.

Example 4

On the basis of embodiment 1, a fixing plate is detachably connected to one surface of the supporting plate 51 provided with the groove I, and the fixing plate is fixedly connected with the telescopic end of the telescopic mechanism 4.

Example 4

On the basis of embodiment 1, in order to prevent the temperature of the fusing blade, mounting grooves are formed on two side walls of the slot, and electric heating pieces 56 are fixed in the mounting grooves.

Example 5

On the basis of embodiment 1, guide structure I includes two guide rolls 3, and two guide rolls 3 rotate and install in frame 8, and two guide rolls 3 have a distance in the horizontal direction, and the guide roll 3 bottom and the top of another guide roll 3 that are close to plastic film reel 2 are located the coplanar.

The fusing knife, the electric heating sheet, the telescopic mechanism 4 and the motor 59 are all connected with the control system through switches, the control system controls the fusing knife and the electric heating sheet to be heated through the switches, the telescopic mechanism 4 is controlled to reach the telescopic limit, and then the motor 59 is controlled to work.

Principle of operation

When the device is used, the fusing knife and the electric heating sheets are firstly powered on to preheat the fusing knife until the mulching of the mulching film laminating machine is finished, namely the mulching film laminating machine runs to the end of a bare land, when the mulching film 7 needs to be cut off, the plurality of telescopic mechanisms 4 are controlled to synchronously extend until the control system controls the telescopic mechanisms 4 to work and reach the telescopic limit, then the motor 59 is controlled to work, namely the telescopic mechanisms 4 push the supporting plate 51 to move downwards until the bottom of the supporting plate 51 is propped against the supporting block 63, meanwhile, the supporting block 63 is pushed to move downwards, the supporting block 63 pushes the supporting rod 64 to drive the piston II to compress the liquid in the groove III66 into the groove II65, meanwhile, the liquid in the groove II65 is increased, the piston I is pushed to move upwards until the contact part 62 is propped against the bottom of the mulching film 7, meanwhile, the bottom of the supporting plate 51 is pressed on the mulching film 7, and at the moment, the motor 59 works once, the motor 59 drives the rotating shaft 58 to rotate, meanwhile, the cam 52 on the rotating shaft 58 rotates, the cam 52 pushes the sliding block 53 to slide downwards, namely, the fusing knife at the bottom of the fusing part 55 at the bottom of the sliding block 53 is contacted with the mulching film 7, and then the mulching film 7 is fused to complete cutting of the mulching film.

In conclusion, the automatic mulching film cutting device for the seeder terminal provided by the embodiment of the invention cuts off the mulching film through the fusing structure, so that the end part of the mulching film is ensured to be cut neatly; set up the electrical heating piece through the lateral wall at the seam and keep warm to the fusing sword to guarantee the efficiency of plastic film cutting, the practicality is strong, is worth promoting.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.