CN113455175B

CN113455175B - Vegetable straw recovery device

Info

Publication number: CN113455175B
Application number: CN202110979598.3A
Authority: CN
Inventors: 郭继民; 路涛; 吴盼盼; 王伟; 徐晓洁; 刘倩; 张乐吉; 曹亮
Original assignee: Weifang Agricultural Technology Extension Center Weifang Rural Economic Management Service Center Weifang Branch Of Shandong Agricultural Radio And Television School; Weifang Seed Valley Agricultural Technology Development Co ltd
Current assignee: Weifang Agricultural Technology Extension Center Weifang Rural Economic Management Service Center Weifang Branch Of Shandong Agricultural Radio And Television School; Weifang Seed Valley Agricultural Technology Development Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2021-11-12
Anticipated expiration: 2041-08-25
Also published as: CN113455175A

Abstract

The invention relates to the technical field of agricultural machinery, in particular to a vegetable straw recovery device which comprises a vegetable straw collection device, a vegetable straw cutting device, a vegetable straw conveying device and a sliding barrel which are sequentially arranged, wherein a push plate is arranged on the inner side of the sliding barrel, a feed inlet is formed in the sliding barrel, at least three pressing blocks are arranged on the rear portion of the push plate, a needle rod is arranged below the sliding barrel, a rope penetrating hole for a binding rope to penetrate is formed in the needle rod, a knotter is further arranged on the outer side of the upper rope penetrating hole, and the binding rope is led out by a pay-off device, sequentially penetrates through the rope penetrating hole, a lower needle penetrating hole and the upper needle penetrating hole and then is connected with the knotter. The vegetable straw recycling method comprises the following steps: vegetable straws are collected and cut and then conveyed to a feeding port of the sliding barrel, the vegetable straws enter the inner side of the sliding barrel, a plurality of pressing blocks alternately extrude straw bundles, and the compactness of the straw bundles is kept during bundling.

Description

Vegetable straw recovery device

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a vegetable straw recycling device.

Background

Along with the development of high-efficient agriculture, the recycle of crop straw receives more and more attention, like rice or wheat straw, current straw recovery unit is including the straw collection device, straw cutting device, straw conveyor and the slide cartridge that set gradually, the push pedal by first drive arrangement drive seesaw is installed to the slide cartridge inboard, still install the knotter on the slide cartridge. When the straw bundling machine is used, the straw is dragged by a tractor, the straws are processed by the straw collecting device and the straw cutting device and then enter the sliding barrel, the push plate reciprocates to flatten the straws and extrude the straws into straw bundles, and then the straw bundles are bundled.

However, some vegetable straws have large differences from rice or wheat straws and contain harder branches, and the vegetable straws cannot be flattened when being extruded by the push plate, and when the push plate leaves the vegetable straws, the vegetable straws can rebound, so that the straw bundle structure is loose, the inner space is large, the straw bundle is easy to scatter, and the transportation and the storage are inconvenient.

Disclosure of Invention

The invention aims to solve the problems and provide a vegetable straw recycling device which can keep the compactness of straw bundles during bundling.

In order to achieve the aim, the invention discloses a vegetable straw recovery device, which comprises a vegetable straw collection device, a vegetable straw cutting device, a vegetable straw conveying device and a sliding barrel which are sequentially arranged, wherein a push plate driven by a first driving device to move back and forth is arranged at the inner side of the sliding barrel, a feed inlet is formed in the sliding barrel, the length of the feed inlet is equal to the width of the sliding barrel, at least three pressing blocks driven by a second driving device to move back and forth are arranged at the rear part of the push plate, a needle rod driven by a third driving device to move up and down is arranged below the sliding barrel, a rope penetrating hole for allowing a binding rope to penetrate through is formed in the needle rod, a lower needle penetrating hole for allowing the needle rod to penetrate through is formed in the lower part of the sliding barrel, an upper needle penetrating hole for allowing the needle rod to penetrate through is formed in the upper part of the sliding barrel, and a knotter is further arranged at the outer side of the upper needle penetrating hole, the bundling rope is led out by the pay-off device and then sequentially passes through the rope threading hole, the lower needle threading hole and the upper needle threading hole to be connected with the knotter. When the vegetable straw bundling machine is used, vegetable straws are collected and cut and then conveyed to the feed inlet of the sliding cylinder, all the pressing blocks move forwards, the vegetable straws enter the inner side of the sliding cylinder, then all the pressing blocks move backwards to extrude the vegetable straws on the inner side of the sliding cylinder, a plurality of pressing blocks alternately extrude straw bundles, and the compactness of the straw bundles is kept during bundling.

Preferably, the upper end of the needle rod is connected with an elastic rod, the rope threading hole is located on the elastic rod, and a guide plate capable of bending the elastic rod is installed at the outer side of the upper needle threading hole. The existing needle bar is arc-shaped, the motion track of the existing needle bar is arc-shaped, the needle inlet of the knotter faces to the front, in order to adapt to the needle bar moving up and down, the installation angle of the knotter needs to be increased, and the requirement on the size of a horizontal space is increased; when the needle rod moves upwards, the elastic rod changes direction after contacting the guide plate, and is aligned with the direction of the needle inlet of the knotter, so that the knotter is suitable for the installation mode of the existing knotter, and the production cost is reduced.

Preferably, the guide plate comprises an arc-shaped section connected with the sliding cylinder, and the upper end of the arc-shaped section is connected with a straight line section facing the knotter. The arc-shaped section is used for bending the elastic rod, and the straight line section is used for providing guidance for the elastic rod.

Preferably, the arc-shaped section and the straight-line section are provided with guide grooves matched with the elastic rods. The elastic rod moves along the guide groove, and the elastic rod is prevented from being separated from the guide plate.

Preferably, the feed inlet is connected with a feed channel, and the width of the feed channel is reduced from top to bottom in sequence. When the vegetable straw conveying device is used, vegetable straws are conveyed into the feeding channel by the vegetable straw conveying device, so that the vegetable straws can conveniently enter the sliding cylinder.

Preferably, the second driving device comprises an oil cylinder installed on the push plate, and the pressing block is connected with the output end of the oil cylinder. When the pressing block is used, the oil cylinder is started, and the oil cylinder controls the pressing block to move back and forth.

Preferably, the third driving device comprises an electric ejector rod positioned below the sliding cylinder, and the needle rod is connected with the output end of the electric ejector rod. When the needle bar is used, the electric ejector rod is started and controls the needle bar to move up and down.

Preferably, the number of the pressing blocks is a multiple of three, every three pressing blocks are taken as one group, and the needle rod corresponds to the pressing block positioned in the middle of each group of pressing blocks. When the straw bundling machine is used, the pressing blocks on the two sides of the needle rod extrude straw bundles, and the compactness of the straw bundles is kept during bundling.

A vegetable straw recycling method utilizing the vegetable straw recycling device comprises the following steps:

s1, collecting and cutting the vegetable straws, and conveying the cut vegetable straws to a feed inlet of a sliding barrel;

s2, moving all the pressing blocks forwards, enabling the vegetable straws to enter the inner side of the sliding cylinder, then moving all the pressing blocks backwards, and extruding the vegetable straws on the inner side of the sliding cylinder;

s3, at least two adjacent pressing blocks move forwards, at least one pressing block is kept still, and the vegetable straws enter a space manufactured by the forward movement of the pressing blocks;

s4, the briquetting moving forwards in the step S2 moves backwards to extrude the vegetable straws on the inner side of the sliding barrel, then the briquetting which is kept immovable in the step S2 and the briquetting adjacent to the briquetting move forwards, at least one briquetting in the briquetting moving forwards in the step S2 is kept immovable, and the vegetable straws enter a space manufactured by the forward movement of the briquetting;

s5, repeating the steps S3 and S4, forming the vegetable straws into straw bundles, then moving the push plate and all the pressing blocks backwards to press the vegetable straws on the inner side of the sliding cylinder, and finally moving the pressing blocks corresponding to the needle rods forwards, and moving the needle rods upwards to finish bundling.

Preferably, in step S5, before all the pressing blocks move backward, all the pressing blocks move forward, the vegetable straws enter the inner side of the sliding cylinder, and then all the pressing blocks move backward to extrude the vegetable straws at the inner side of the sliding cylinder.

In conclusion, the beneficial effects of the invention are as follows: vegetable straws are collected and cut and then conveyed to a feed inlet of the sliding barrel, all the pressing blocks move forwards, the vegetable straws enter the inner side of the sliding barrel, then all the pressing blocks move backwards to extrude the vegetable straws on the inner side of the sliding barrel, a plurality of pressing blocks alternately extrude straw bundles, and the compactness of the straw bundles is kept when the straw bundles are bundled.

Drawings

FIG. 1 is a schematic structural diagram of a vegetable straw recycling device according to the present invention;

FIG. 2 is a schematic top view of the structure of FIG. 1;

FIG. 3 is a schematic view of section A-A of FIG. 1;

FIG. 4 is a schematic structural diagram of a first state of use of the vegetable straw recycling device according to the present invention;

FIG. 5 is a schematic structural view of a second state of the vegetable straw recycling device of the present invention;

FIG. 6 is a schematic structural view of a third state of the vegetable straw recycling device of the present invention;

FIG. 7 is a schematic structural view of a fourth state of the vegetable straw recycling device of the present invention;

FIG. 8 is a schematic view of the structure of detail B of FIG. 7;

fig. 9 is a schematic view of the structure of section C-C in fig. 7.

In the figure: 1. a slide cylinder; 2. pushing the plate; 3. briquetting; 4. a feed inlet; 5. a feed channel; 6. a needle bar; 7. bundling the ropes; 8. a pinhole is penetrated downwards; 9. an elastic rod; 10. a stringing hole; 11. a pinhole is punched; 12. a guide plate; 13. a knotter; 14. bundling straws; 15. an oil cylinder; 16. an arc-shaped section; 17. a straight line segment; 18. and a guide groove.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example 1: as shown in fig. 1 to 9, a vegetable straw recovery device comprises a vegetable straw collection device, a vegetable straw cutting device, a vegetable straw conveying device and a sliding cylinder 1 which are sequentially arranged from front to back, wherein the vegetable straw collection device, the vegetable straw cutting device and the vegetable straw conveying device all adopt the prior art, and the description is omitted. The cross section of the sliding cylinder 1 is rectangular, a push plate 2 which is driven by a first driving device to move back and forth is arranged on the inner side of the sliding cylinder 1, specifically, the first driving device comprises a crank connecting rod structure driven by an engine, the crank connecting rod structure adopts the prior art, and details are not repeated here. A feed inlet 4 is formed in the sliding barrel 1, specifically, a feed channel 5 is connected to the feed inlet 4, and the width of the feed channel 5 is reduced from top to bottom in sequence. When the vegetable straw conveying device is used, vegetable straws are conveyed into the feeding channel 5 by the vegetable straw conveying device, so that the vegetable straws can conveniently enter the sliding cylinder 1.

The length of the feed inlet 4 is the same as the width of the sliding barrel 1, so that the vegetable straws are fully filled, and the gaps at the edges are reduced. At least three pressing blocks 3 which are driven by a second driving device to move back and forth are mounted at the rear part of the push plate 2, the pressing blocks 3 are preferably wider than the feed inlet 4, when the pressing blocks 3 are located below the feed inlet 4, the feed inlet 4 can be blocked, a special opening and closing device for the feed inlet 4 is not needed, and the cost is reduced.

The second driving device comprises an oil cylinder 15 arranged on the push plate 2, the press blocks 3 are connected with the output end of the oil cylinder 15, and the press blocks 3 and the oil cylinders 15 are arranged in a one-to-one correspondence mode. When the pressing block is used, the oil cylinder 15 is started, and the oil cylinder 15 controls the pressing block 3 to move back and forth.

A needle rod 6 driven by a third driving device to move up and down is installed below the sliding cylinder 1, a rope threading hole 10 for allowing a binding rope 7 to pass through is formed in the needle rod 6, a lower needle threading hole 8 for allowing the needle rod 6 to pass through is formed in the lower portion of the sliding cylinder 1, an upper needle threading hole 11 for allowing the needle rod 6 to pass through is formed in the upper portion of the sliding cylinder 1, a knotter 13 is further installed on the outer side of the upper needle threading hole 11, the binding rope 7 is led out by a pay-off device and then sequentially passes through the rope threading hole 10, the lower needle threading hole 8 and the upper needle threading hole 11 and then is connected with the knotter 13, the knotter 13 and the pay-off device adopt the prior art, and no further description is given herein.

Preferably, the third driving device comprises an electric ejector rod positioned below the sliding barrel 1, and the needle rod 6 is connected with the output end of the electric ejector rod. When the needle bar is used, the electric ejector rod is started and controls the needle bar 6 to move up and down.

The existing needle bar 6 is arc-shaped, the motion track of the existing needle bar is arc-shaped, a large motion space is needed, the pressing block 3 corresponding to the arc-shaped needle bar needs to move forwards by a large margin, the structure is large, and the use is inconvenient; the needle bar 6 moves up and down, the pressing block 3 corresponding to the needle bar moves forward slightly, a movement space is reserved for the pressing block 3, the movement stroke of the pressing block 3 is small, the structure is small, and the use is convenient.

The number of the pressing blocks 3 is multiple of three, every three pressing blocks 3 are taken as a group, and the needle rod 6 corresponds to the pressing block 3 positioned in the middle in each group of the pressing blocks 3. When the straw bundling machine is used, the pressing blocks 3 on the two sides of the needle rod 6 press the straw bundle 14, and the compactness of the straw bundle 14 is kept during bundling.

The upper end of the needle rod 6 is connected with an elastic rod 9, a threading hole 10 is positioned on the elastic rod 9, and a guide plate 12 capable of bending the elastic rod 9 is arranged at the outer side of an upper threading hole 11. The existing needle bar 6 is arc-shaped, the motion track is arc-shaped, the needle inlet of the knotter 13 faces the front, in order to adapt to the needle bar 6 moving up and down, the installation angle of the knotter 13 needs to be increased, and the requirement on the horizontal space size is increased; when the needle rod 6 moves upwards, the direction of the elastic rod 9 is changed after contacting the guide plate 12, and the needle inlet direction of the knotter 13 is aligned, so that the installation mode of the existing knotter 13 is adapted, and the production cost is reduced.

Preferably, the guide plate 12 comprises an arc-shaped section 16 connected with the slide cartridge 1, and the upper end of the arc-shaped section 16 is connected with a straight section 17 facing the knotter 13. The curved section 16 is used to bend the resilient rod 9 and the straight section 17 is used to provide guidance for the resilient rod 9.

The arc section 16 and the straight section 17 are provided with guide grooves 18 which can be matched with the elastic rod 9. The elastic rod 9 moves along the guide groove 18, and the elastic rod 9 is prevented from being separated from the guide plate 12.

When the vegetable straw bundling machine is used, vegetable straws are collected and cut and then conveyed to the feed inlet 4 of the sliding cylinder 1, all the pressing blocks 3 move forwards, the vegetable straws enter the inner side of the sliding cylinder 1, then all the pressing blocks 3 move backwards to extrude the vegetable straws on the inner side of the sliding cylinder 1, a plurality of pressing blocks 3 alternately extrude straw bundles 14, and the compactness of the straw bundles 14 is kept during bundling.

Example 2: a vegetable straw recycling method using the vegetable straw recycling device according to example 1 is described herein with reference to six briquettes 3, which are sequentially from one to six from right to left.

The method comprises the following steps:

and S1, collecting and cutting the vegetable straws, and conveying the cut vegetable straws to the feed inlet 4 of the slide cylinder 1. Specifically, vegetable straw collection device is used for collecting vegetable straw, and vegetable straw cutting device is used for cutting up vegetable straw, and vegetable straw conveyor is used for carrying vegetable straw to feed inlet 4 department of slide cartridge 1.

S2, all the pressing blocks 3 move forwards, the vegetable straws enter the inner side of the sliding barrel 1, and then all the pressing blocks 3 move backwards to extrude the vegetable straws on the inner side of the sliding barrel 1. The rear end of the vegetable straw is blocked by the upper straw bundle 14 and the bundling rope 7 to form a new straw bundle 14.

S3, at least two adjacent pressing blocks 3 move forwards, at least one pressing block 3 is kept still, and the vegetable straws enter the space formed by the forward movement of the pressing blocks 3. Specifically, the pressing blocks 3 at the positions two to four move forwards, the pressing blocks 3 at the positions one and six are kept still, at the moment, the pressing blocks 3 at the positions one and six extrude the straw bundles 14, and due to the dispersed arrangement of the vegetable straws, when the pressing blocks 3 extrude a part of the straw blocks formed by one-time extrusion, the vegetable straws distributed at the left and the right can exert certain resistance on the part which is not extruded, so that the resilience is reduced.

S4, the pressing block 3 moved forward in step S2 moves backward to press the vegetable stalks inside the slide 1, and then the pressing block 3 kept immovable and the pressing block 3 adjacent thereto move forward in step S2, at least one pressing block 3 of the pressing blocks 3 moved forward in step S2 is kept immovable, and the vegetable stalks enter the space created by the forward movement of the pressing block 3. Specifically, the pressing blocks 3 at the first position, the second position, the fifth position and the sixth position move forwards, the pressing blocks 3 at the third position and the fourth position move backwards, and at the moment, the pressing blocks 3 at the third position and the fourth position extrude the straw bundles 14.

S5, repeating the steps S3 and S4, forming the vegetable straws into straw bundles 14, then moving the push plate 2 and all the press blocks 3 backwards to press the vegetable straws on the inner side of the sliding cylinder 1, and finally moving the press blocks 3 corresponding to the needle rod 6 forwards and moving the needle rod 6 upwards to finish bundling. And S3 and S4 are alternately carried out, the length of the straw bundle 14 is gradually increased, when the appropriate length is reached, the push plate 2 and all the press blocks 3 move backwards to press the straw bundle 14, and then the press blocks 3 in the second position and the fifth position move forwards to facilitate the needle rod 6 to pass through.

Further, all the pressing blocks 3 move forwards before moving backwards, all the pressing blocks 3 move forwards, vegetable straws enter the inner side of the sliding cylinder 1, and then all the pressing blocks 3 move backwards to extrude the vegetable straws on the inner side of the sliding cylinder 1. All the pressing blocks 3 move forwards to temporarily press the straw bundles 14, the front ends of the straw bundles 14 have certain resilience, the rear ends of the straw bundles 14 cannot rebound under the blocking of the friction force of the front parts of the straw bundles 14, and after new vegetable straws enter the sliding cylinders, all the pressing blocks 3 move backwards to press the vegetable straws on the inner sides of the sliding cylinders 1, so that the front ends of the straw bundles 14 are more smooth.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A vegetable straw recovery device comprises a vegetable straw collection device, a vegetable straw cutting device, a vegetable straw conveying device and a sliding barrel (1) which are sequentially arranged, wherein a push plate (2) which is driven by a first driving device to move forwards and backwards is arranged on the inner side of the sliding barrel (1), the vegetable straw recovery device is characterized in that a feed inlet (4) is formed in the sliding barrel (1), the length of the feed inlet (4) is equal to the width of the sliding barrel (1), at least three pressing blocks (3) which are driven by a second driving device to move forwards and backwards are arranged at the rear part of the push plate (2), a needle rod (6) which is driven by a third driving device to move upwards and downwards is arranged below the sliding barrel (1), a rope penetrating hole (10) which is penetrated by a binding rope (7) is formed in the needle rod (6), a lower needle penetrating hole (8) which is penetrated by the needle rod (6) is formed in the lower part of the sliding barrel (1), an upper needle penetrating hole (11) which is penetrated by the needle rod (6) is formed in the needle rod is formed in the upper part of the sliding barrel (1), a knotter (13) is further mounted on the outer side of the upper needle threading hole (11), and the bundling rope (7) is led out by a pay-off device, sequentially penetrates through the rope threading hole (10), the lower needle threading hole (8) and the upper needle threading hole (11) and is connected with the knotter (13);

the upper end of the needle rod (6) is connected with an elastic rod (9), the rope threading hole (10) is positioned on the elastic rod (9), and a guide plate (12) capable of bending the elastic rod (9) is arranged at the outer side of the upper needle threading hole (11);

the guide plate (12) comprises an arc-shaped section (16) connected with the sliding cylinder (1), and the upper end of the arc-shaped section (16) is connected with a straight line section (17) facing the knotter (13);

the arc-shaped section (16) and the straight section (17) are provided with guide grooves (18) which can be matched with the elastic rod (9);

the number of the pressing blocks (3) is multiple of three, every three pressing blocks (3) are used as one group, and the needle rod (6) corresponds to the pressing block (3) positioned in the middle in each group of pressing blocks (3).

2. The vegetable straw recycling device according to claim 1, wherein a feeding channel (5) is connected to the feeding port (4), and the width of the feeding channel (5) decreases from top to bottom.

3. The vegetable straw recycling device according to claim 1, wherein the second driving means comprises an oil cylinder (15) installed on the push plate (2), and the briquette (3) is connected with an output end of the oil cylinder (15).

4. The vegetable straw recycling device according to claim 1, wherein the third driving means comprises an electric ejector rod located below the sliding barrel (1), and the needle rod (6) is connected with an output end of the electric ejector rod.