CN115152403B - Harvester stalk discharging cutting device and cutting method thereof - Google Patents

Abstract

The utility model relates to a harvester arranges stalk cutting device and cutting method thereof belongs to the harvester field to solve current harvester arranges stalk cutting device and can not utilize the synchronous to of working speed of harrow standing grain ware drive cutting table, be difficult to accomplish harrow standing grain ware and cutting table, moreover can not cut the problem of timely adapting to straw root after the cutting, can not make cutting device in advance, including the harrow standing grain ware, cooling module is installed to the below of harrow standing grain ware, cooling module's internally mounted has cutting module, cutting module's internally mounted has intermittent type to go out liquid subassembly, cooling module's left and right sides fixedly connected with curb plate, the front side and the centre of curb plate all rotate and install the guide pulley, cooling module's below fixed mounting has the fixed plate. The cutting table can be driven to work by the straw raking device, so that the working speeds of the straw raking device and the cutting table are synchronous, the straw roots can be cut off in time after cutting, and the problem of undulating topography which can be adapted in advance can be solved.

Description

Harvester stalk discharging cutting device and cutting method thereof

Technical Field

The invention relates to a harvester stalk discharging cutting device and a cutting method thereof, belonging to the field of harvesters.

Background

The harvester is used for harvesting crops, can be divided into a side hanging type, a knapsack type, a vertical type and the like according to the structure, can be divided into a corn harvester, a rice harvester, a corn harvester and the like according to the use scene, and the front end of the harvester consists of a straw raking device and a straw discharging cutting device which is used for cutting crop straws, and has some defects when the traditional straw discharging cutting device is used.

For example, publication number CN201680036529.6 is used for cutting devices of conventional harvesters as well as conventional harvesters, which can be used for harvesting crops under various operating conditions; can cope with various working conditions and can be applied to various working conditions; the crop can be prevented from being damaged under the operation condition that the crop is possibly damaged, so that the quality of the harvested product can be improved; the safety can be improved by reducing the risk coefficient of safety accidents possibly caused in the harvesting process of crops. The device can promote the security when using, but harrow standing grain ware and cutting platform are two sets of actuating device, need corresponding increase cutting speed of cutting platform when harrow standing grain ware rotational speed increases, can not utilize harrow standing grain ware drive cutting platform work, be difficult to accomplish the working speed synchronization of harrow standing grain ware and cutting platform, moreover can not cut the straw root in time after cutting, the easy foot of stabbing of straw after the cutting platform cutting, and current cutting device can not cool down the cutting knife at the in-process of cutting, and when topography altitude variation, can not make cutting device adapt to the relief topography in advance, lead to the cutting knife to inlay in the soil easily, influence follow-up cutting work.

Therefore, we make improvements to this, and propose a harvester stalk discharging cutting device and a cutting method thereof.

Disclosure of Invention

The technical problems to be solved by the invention are as follows: the working speed of the harvester and the working speed of the cutting table are difficult to synchronize, the roots of the straws cannot be cut off in time after the harvester is used for cutting, the cutting knife cannot be cooled in the cutting process, and the cutting device cannot adapt to the relief topography in advance.

(II) technical scheme

In order to achieve the above object, the invention provides a harvester straw discharging and cutting device, which comprises a straw raking device, wherein a cooling component is arranged below the straw raking device, a cutting component is arranged inside the cooling component, an intermittent liquid discharging component is arranged inside the cutting component, side plates are fixedly connected to the left side and the right side of the cooling component, guide wheels are rotatably arranged on the front side and the middle of the side plates, a fixed plate is fixedly arranged below the cooling component, an outer bushing is rotatably arranged on the fixed plate, wheels are fixedly connected to the surface of the outer bushing, a fixed rod is fixedly arranged inside the fixed plate, a pushing component is rotatably arranged on the outer side of the fixed rod, a straw cutting component is arranged around the pushing component, and the straw raking device comprises a fixed frame; the inside of the fixed frame is rotatably provided with a turntable, the inside of the turntable is provided with a connecting rod, the middle of the turntable is fixedly provided with a belt pulley, rake bars are equidistantly arranged on the surface of the connecting rod, and the cooling assembly comprises a shell; the shell is fixedly arranged below the fixed frame, the front end of the shell is fixedly provided with a connecting shell, the inside of the connecting shell is fixedly provided with a connecting plate, first through holes are formed in the connecting plate at equal intervals, a blanking cover is arranged on the surface of the shell in a threaded manner, and the cutting assembly comprises a first cutting knife and a second extending plate; the inside of the connecting shell is fixedly provided with a second extension plate, the front end of the second extension plate is fixedly connected with a first cutting knife, the upper side of the first cutting knife is provided with a second cutting knife, the rear side of the second cutting knife is fixedly connected with a first extension plate, the first extension plate and the second cutting knife are in sliding connection, the surface of the first cutting knife is provided with a liquid storage tank, the upper side of the first extension plate is fixedly connected with a second supporting block, the right side of the second supporting block is fixedly connected with a third spring, the right side of the third spring is fixedly connected with a first supporting block, the first supporting block is fixedly connected with the connecting shell, a lapping plate is fixedly connected above the second extending plate, the top of the lapping plate is mutually attached to the lower surface of the second cutting knife, a side connecting plate is fixedly connected on the right side of the first extending plate, a top block is fixedly arranged at the top of the side connecting plate, the inner part of the top block is provided with a guide groove, the position of the guide groove corresponds to the position of a rake rod at the edge of the rake, a notch is arranged below the lapping plate, the second cutting knife forms a reciprocating telescopic structure with the first cutting knife through the rake rod, the guide groove and the third spring, and the intermittent liquid outlet component comprises an inner groove; the inside of first extension board and second extension board has all been seted up the inside in inside, the internally mounted of inside groove has first connecting block, the left side fixedly connected with first connecting pipe of first connecting block, the right side fixedly connected with second connecting block of second connecting pipe, the right side fixedly connected with third connecting pipe of second connecting block, the right side rotation of third connecting pipe is connected with the linking board, the second through-hole has been seted up to the inside of linking board, the position of second through-hole corresponds with the position of third connecting pipe each other, and the position of breach corresponds with the position of first connecting pipe each other on the bridging board, and the front surface of first connecting pipe laminating each other with the rear surface of bridging board.

The outer bushing, the wheel and the central axis of the fixing rod are collinear, the wheel forms a rotating structure through the outer bushing and the fixing plate, and the outer shell, the connecting shell, the side plate, the fixing plate and the fixing rod are integrally formed.

Wherein, the pushing component comprises a first connecting cylinder; the first connecting cylinder is rotationally arranged on the outer side of the fixed rod, the second connecting cylinder is fixedly connected with the periphery of the first connecting cylinder, a toothed ring is fixedly arranged on the fixed rod, gears are engaged and connected with the periphery of the toothed ring, a rotating rod is rotationally arranged on the surface of the gears, and a pushing block is rotationally connected with the front end of the rotating rod.

Wherein the straw cutting component comprises a lug; the left and right sides fixedly connected with lug of ejector pad, the lug links to each other with the second connecting cylinder through first spring, and the bolt has the traction steel rope on the lug, the traction steel rope links to each other with the fixed block through the leading wheel direction, connected mode between leading wheel and the second connecting cylinder is rotation connection, the front end fixedly connected with slide bar of fixed block, the front end fixedly connected with cutting board of slide bar, the outside cover of slide bar is equipped with the second spring, the head and the tail both ends of second spring link to each other with fixed block and second connecting cylinder respectively.

The cutting method of the harvester stalk discharging and cutting device comprises the following steps:

s1: the cutting assembly works through the straw raking device, and crop straws are cut while crops are raked;

s2: in the process of cutting the straws by the cutting assembly, the cooling assembly and the intermittent liquid outlet assembly enable the device to intermittently discharge liquid so as to cool the friction surface of the cutting assembly, and the part of cooling liquid is retained on the friction surface;

s3: the cutting assembly is supported by the guide wheels on the surfaces of the side plates, and can be adapted to the ground with different height fluctuation in advance, so that the height of the cut straw is unified with the height of the ground;

s4: after straw cutting is completed, the outer bushing and the wheels continuously rotate to drive the pushing assembly to rotate, the fixed rod is kept motionless, at the moment, the fixed rod rotates relative to the pushing assembly to drive the straw cutting assembly to work, the protruding portions of residual straw on the ground are cut off through the straw cutting assembly, and finally the cut straw is pushed out through the pushing assembly, so that the root of the straw is circularly cut off.

(III) beneficial effects

The invention provides a harvester stalk discharging and cutting device and a cutting method thereof, which have the beneficial effects that:

1. the function of driving the second cutter to reciprocate left and right through the harrow rod of the harrow is realized through the arranged top block and the guide groove, so that the device can automatically cut the tail end of the straw, and when the rotation speed of the harrow is increased or reduced, the speed of the second cutter to reciprocate left and right is correspondingly increased or reduced, the using effect of the device is improved, and the problem that the working speed of the harrow and the working speed of the cutting table are difficult to synchronize by the harvester cutting device in the prior art is solved;

2. through the side plates and the guide wheels, the cutting assembly can be lifted or lowered in time when the device moves and encounters high-low relief topography, the cutting knife of the cutting assembly is prevented from being embedded into soil to influence subsequent cutting work, stability and functionality of the device in use are improved, and the problem that the cutting device in the prior art cannot adapt to the relief topography in advance is solved;

3. through the pushing component and the straw cutting component, the device can also intermittently stretch and retract through the rotating fit gear and the toothed ring of the wheels after cutting is completed, and the pulling ropes on the left side and the right side of the pushing block can drive the cutting plate to intermittently move in opposite directions or move in opposite directions, so that the function of cutting the root of the straw is realized, the function of intermittently pushing the straw in the second connecting cylinder is realized, the problem that the cutting device in the prior art cannot cut the root of the straw in time after cutting the straw is solved, and the level of the straw and the ground is ensured;

4. through intermittent type that sets up goes out liquid subassembly and cooling module, realized making the coolant liquid in the cooling module can intermittently flow when the second cutting knife left and right sides reciprocating motion, and then realize lasting the function to the friction surface cooling of upper and lower both sides cutting knife, solved the cutting device among the prior art can not be at the refrigerated problem of cutting knife in-process of cutting.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a harvester straw cutting device provided by the application;

fig. 2 is a schematic view of a connection structure of a straw rake and a cutting assembly of the harvester straw cutting device provided by the application;

FIG. 3 is a schematic view of the structure of FIG. 2 at A;

fig. 4 is a schematic diagram of a connection structure between a pushing assembly and an outer bushing of the harvester straw cutting device provided by the application;

fig. 5 is a schematic side cross-sectional structure view of a fixing rod of the harvester stalk cutting device provided by the application;

FIG. 6 is a schematic view of the structure of FIG. 5 at B;

fig. 7 is a schematic view of a connecting structure of a fixed block and a sliding rod of the harvester stalk-discharging cutting device provided by the application;

fig. 8 is a schematic view of a connection structure of a first extension plate and a second extension plate of the harvester straw cutting device provided by the application;

fig. 9 is a schematic side cross-sectional structure view of a cutting assembly of the harvester straw cutting device provided by the application;

FIG. 10 is a schematic view of the structure of FIG. 9 at C;

fig. 11 is a schematic view of a first connecting pipe connecting structure of a first connecting block of the harvester straw cutting device.

1. A raking device; 101. a fixed frame; 102. a turntable; 103. a connecting rod; 104. a belt pulley; 105. a harrow bar;

2. a cooling assembly; 201. a housing; 202. a connection housing; 203. a connecting plate; 204. a blanking cover; 205. a first through hole;

3. a cutting assembly; 301. a first cutter; 302. a second cutter; 303. a first extension plate; 304. a second extension plate; 305. a liquid storage tank; 306. a lapping plate; 307. a lateral connecting plate; 308. a top block; 309. a guide groove;

4. an intermittent liquid outlet component; 401. an inner tank; 402. a first connection pipe; 403. a first connection block; 404. a second connection pipe; 405. a second connection block; 406. a third connection pipe; 407. a splice plate; 408. a second through hole;

5. a side plate; 6. a guide wheel; 7. a fixing plate; 8. an outer liner; 9. a wheel; 10. a fixed rod;

11. a pushing component; 1101. a first connecting cylinder; 1102. a second connecting cylinder; 1103. a toothed ring; 1104. a gear; 1105. a rotating rod; 1106. a pushing block;

12. a straw cutting assembly; 1201. a bump; 1202. a first spring; 1203. a guide wheel; 1204. traction steel rope; 1205. a fixed block; 1206. a second spring; 1207. cutting the plate; 1208. a slide bar;

13. a first support block; 14. a third spring; 15. and a second support block.

Detailed Description

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

Example 1:

as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present embodiment provides a harvester straw cutting device and a cutting method thereof, including a straw raking device 1, a cooling component 2 is installed below the straw raking device 1, a cutting component 3 is installed inside the cooling component 2, the straw raking device 1 can drive the cutting component 3 to work, so that the device keeps the speed of the cutting component 3 and the speed of the straw raking device 1 synchronous when in use, compared with the existing device which drives the cutting component 3 and the straw raking device 1 to work through two sets of driving equipment, the device can adaptively cut and rake crops with different amounts, an intermittent liquid outlet component 4 is installed inside the cutting component 3, the intermittent liquid outlet component 4 can be intermittently communicated with the inside of the cooling component 2 in the process of working the cutting component 3, so as to realize the function of intermittently coating cooling liquid on the surface of the cutting component 3, the cutting knife is ensured not to deform due to overheat during working, the left side and the right side of the cooling component 2 are fixedly connected with the side plates 5, the front side and the middle of the side plates 5 are respectively provided with the guide wheels 6 in a rotating way, the guide wheels 6 are positioned in front, the device can adapt to terrains with different heights in advance, the cutting component 3 is prevented from being embedded into soil when the soil surface is increased, the stability of the device is improved, the fixing plate 7 is fixedly arranged below the cooling component 2, the outer bushing 8 is rotatably arranged on the fixing plate 7, the wheels 9 are fixedly connected with the surface of the outer bushing 8, the fixing rod 10 is fixedly arranged in the fixing plate 7, the pushing component 11 is rotatably arranged on the outer side of the fixing rod 10, the straw cutting component 12 is arranged around the pushing component 11, the pushing component 11 can work when the wheels 9 rotate, and simultaneously the straw cutting component 12 is driven to work, so that the device can intermittently cut off the rest straws, the cut straw surface is ensured to be flush with the ground surface, so that the device can cut the root of the straw in time after cutting the crop straw.

As shown in fig. 1, 2 and 3, the rake 1 comprises a fixed frame 101; the carousel 102 is installed in the inside rotation of fixed frame 101, and the internally mounted of carousel 102 has connecting rod 103, and the fixed belt pulley 104 that is provided with in the centre of carousel 102, and the surface equidistance of connecting rod 103 is arranged there is harrow pole 105, after the external hold-in range of belt pulley 104, harrow pole 105 and carousel 102 can rotate to keep fixed frame 101 motionless, conveniently follow-up send into the inside of harvester with the crops after cutting.

As shown in fig. 1, 2, 3, 9 and 10, the cooling assembly 2 includes a housing 201; the shell 201 is fixedly installed below the fixed frame 101, the front end of the shell 201 is fixedly provided with the connecting shell 202, the inside of the connecting shell 202 is fixedly provided with the connecting plate 203, first through holes 205 are formed in the connecting plate 203 at equal intervals, the surface of the shell 201 is provided with threads, and cooling liquid or lubricating oil can be added after the blanking cover 204 is removed, so that the device can cool or lubricate the friction surface of the cutting knife when the cutting knife works.

As shown in fig. 2, 3, 8, 9, 10 and 11, the cutting assembly 3 comprises a first cutter 301 and a second extension plate 304; the inside fixed mounting of coupling shell 202 has second extension board 304, the front end fixedly connected with first cutting knife 301 of second extension board 304, the top of first cutting knife 301 is provided with second cutting knife 302, the rear side fixedly connected with first extension board 303 of second cutting knife 302, be sliding connection between first extension board 303 and the second cutting knife 302, reservoir 305 has been seted up on the surface of first cutting knife 301, the top fixedly connected with second supporting shoe 15 of first extension board 303, the right side fixedly connected with third spring 14 of second supporting shoe 15, the right side fixedly connected with first supporting shoe 13 of third spring 14, be fixed connection between first supporting shoe 13 and the coupling shell 202, through the second cutting knife 302 on the device about the top of first cutting knife 301, thereby realize the function of cyclic cutting crop straw, make the coolant liquid be detained on the surface of first cutting knife 301 through reservoir 305, the cooling effect of device has been promoted, the defect that current cutting device can not in time cool off cutting assembly 3 when using is solved.

As shown in fig. 1, fig. 2, fig. 3, fig. 8, fig. 9, fig. 10 and fig. 11, a lapping plate 306 is fixedly connected above the second extension plate 304, the top of the lapping plate 306 is mutually attached to the lower surface of the second cutter 302, a side plate 307 is fixedly connected to the right side of the first extension plate 303, a top block 308 is fixedly installed at the top of the side plate 307, a guide slot 309 is formed in the top of the top block 308, the position of the guide slot 309 corresponds to the position of the rake bar 105 at the edge of the rake 1, a notch is formed below the lapping plate 306, the second cutter 302 forms a reciprocating telescopic structure with the first cutter 301 through the rake bar 105, the guide slot 309 and the third spring 14, and the reciprocating telescopic structure on the device enables the rake bar 105 to abut against the inner wall of the guide slot 309 in the rotating process, so as to drive the second cutter 302 to reciprocate to cut straws, so that the device can keep the rake bar 105 and the second cutter 302 synchronous in speed, and the synchronous effect of cutting and raking of the grass.

As shown in fig. 9, 10 and 11, the batch-out assembly 4 includes an inner tank 401; the inside of first extension board 303 and second extension board 304 has all been seted up inside groove 401, the inside of inside groove 401 installs first connecting block 403, the left side fixedly connected with first connecting pipe 402 of first connecting block 403, the right side fixedly connected with second connecting pipe 404 of first connecting block 403, the right side fixedly connected with second connecting block 405 of second connecting pipe 404, the right side fixedly connected with third connecting pipe 406 of second connecting block 405, the right side rotation of third connecting pipe 406 is connected with link plate 407, the second through-hole 408 has been seted up to the inside of link plate 407, the position of second through-hole 408 corresponds with the position of third connecting pipe 406 each other, the position of breach on the strap 306 corresponds with the position of first connecting pipe 402 each other, the front surface of first connecting pipe 402 and the rear surface laminating each other of strap 306, the first connecting pipe 403 of the pipe of interconnect, first connecting pipe 402, second connecting pipe 404 and second connecting pipe 405 and third connecting pipe 406, make the movable mode of cutting knife of device upper and lower both sides change into rolling friction by sliding friction, thereby reduce frictional resistance, simultaneously, the high-efficient intermittent cooling function is realized when the continuous cooling device is used to the intercommunication.

Example 2:

the scheme of example 1 is further described in conjunction with the specific operation described below:

as shown in fig. 1, 2 and 4, as a preferred embodiment, further, based on the above manner, the central axes of the outer bushing 8, the wheel 9 and the fixing rod 10 are collinear, the wheel 9 forms a rotating structure through the outer bushing 8 and the fixing plate 7, and when the wheel 9 rotates, the fixing rod 10 is kept motionless, so that other components are driven to rotate subsequently, and the housing 201, the connection shell 202, the side plate 5, the fixing plate 7 and the fixing rod 10 are integrally formed, thereby ensuring stable movement of the device.

As shown in fig. 4, 5 and 6, as a preferred embodiment, further, the pushing assembly 11 includes a first connecting cylinder 1101 on the basis of the above manner; the first connecting cylinder 1101 is rotatably arranged on the outer side of the fixed rod 10, the second connecting cylinder 1102 is fixedly connected to the periphery of the first connecting cylinder 1101, the first connecting cylinder 1101 is fixedly connected with the outer lining 8, the toothed ring 1103 is fixedly arranged on the fixed rod 10, the gears 1104 are connected to the periphery of the toothed ring 1103 in a meshed mode, the rotating rod 1105 is rotatably arranged on the surface of each gear 1104, the pushing block 1106 is rotatably connected to the front end of each rotating rod 1105, and the pushing block 1106 can stretch back and forth in the rotating process of the gears 1104 so as to push out cut straws.

As shown in fig. 4, 5, 6 and 7, as a preferred embodiment, the straw cutting assembly 12 further includes a bump 1201 on the basis of the above manner; the left and right sides fixedly connected with lug 1201 of ejector pad 1106, the lug 1201 links to each other with the second connecting cylinder 1102 through first spring 1202, the bolt has traction steel cable 1204 on the lug 1201, traction steel cable 1204 links to each other with fixed block 1205 through the leading wheel 1203 direction, the connected mode between leading wheel 1203 and the second connecting cylinder 1102 is swivelling joint, the front end fixedly connected with slide bar 1208 of fixed block 1205, the front end fixedly connected with cutting board 1207 of slide bar 1208, the outside cover of slide bar 1208 is equipped with second spring 1206, the head and the tail both ends of second spring 1206 link to each other with fixed block 1205 and second connecting cylinder 1102 respectively, through the ejector pad 1106 reciprocating motion on the device, make the device can drive adjacent two cutting boards 1207 intermittent type phase to remove or back to remove, thereby make the device can cut the straw root when the ejector pad 1106 rotates to the below, make the device in time cut the root of straw, trip or stab when the staff walks.

Example 3:

the schemes of examples 1 and 2 are further described below in conjunction with specific modes of operation, as described below:

specifically, this harvester arranges stalk cutting device when using:

as shown in fig. 1, fig. 2 and fig. 3, when the device is used, a synchronous belt is installed on the outer side of a belt pulley 104 on a turntable 102 and is externally connected with a driving device, so that the turntable 102 and a connecting rod 103 rotate, the outer wall of a rake rod 105 is propped against the inner wall of a guide groove 309 on a top block 308 when the connecting rod 103 rotates, so that the device can utilize the inclined guide groove 309 to enable a first extension plate 303, a side connection plate 307 and a second cutting knife 302 to move left and right above a first cutting knife 301, so that the device can keep the running speed of the second cutting knife 302 synchronous with the running speed of a rake 1, and after the rake rod 105 is separated from the inner part of the guide groove 309, the second cutting knife 302 can reset under the elastic force of a third spring 14 between the first supporting block 13 and the second supporting block 15, and can circularly reciprocate, so that the second cutting knife 302 can realize circular cutting work on straws under the action of the rake rod 105;

as shown in fig. 2, the guide wheel 6 on the side plate 5 is positioned in front, so that the guide wheel 6 can explore the road in advance, so that the device can adjust the position of the cutting assembly 3 in time when encountering undulating terrain, and avoid the cutting blade on the cutting assembly 3 from being embedded into soil, and as shown in fig. 8, 9, 10 and 11, because a gap exists between the first cutting blade 301 and the second cutting blade 302, and the device supports the second cutting blade 302 through the first connecting block 403, the first connecting pipe 402, the second connecting pipe 404 and the second connecting block 405 and the third connecting pipe 406 in the inner groove 401, the second cutting blade 302 on the device can convert sliding friction into rolling friction in the process of reciprocating movement, so that the device can keep the second cutting blade 302 to move with low resistance, and heat is generated when the second cutting blade 302 reciprocates, the device can intermittently communicate the second through hole 408 on the connecting plate 407 with the first through hole 205 on the connecting plate 203 in the rolling process of the first connecting block 403, the first connecting pipe 402, the second connecting pipe 404, the second connecting block 405 and the third connecting pipe 406, and intermittently communicate the first connecting pipe 402 with the notch below the lapping plate 306, so that the device can intermittently discharge liquid, the cooling liquid is coated between the first cutting knife 301 and the second cutting knife 302, part of the cooling liquid is retained in the liquid storage tank 305, the device can sufficiently cool the first cutting knife 301 and the second cutting knife 302, and the cooling liquid in the shell 201 can also be replaced by the lubricating oil, so that the second cutting knife 302 on the device realizes an automatic lubrication function in the reciprocating movement process;

in combination with the illustrations of fig. 1, fig. 2, fig. 4, fig. 5, fig. 6 and fig. 7, the device rolls on the ground through the wheels 9 when in use, so that the outer liner 8 rotates, and the fixing rods 10 are kept motionless, at this time, the pushing components 11 which are equidistantly arranged keep synchronously rotating when the outer liner 8 rotates, as the toothed ring 1103 and the fixing rods 10 are fixed, therefore, the gear 1104 is in a rotating state relative to the toothed ring 1103, the gear 1104 makes reciprocating swinging motion when in rotation, and further, the pushing block 1106 can reciprocate and stretch out, when the pushing block 1106 moves upwards, the pushing block 1106 can pull the protruding block 1201 on the straw cutting component 12, the pulling steel rope 1204 on the guiding wheel 1203 is pulled through the protruding block 1201, and the second spring 1206 is compressed, so that the roots of the straws are cut, and the device 1103 needs to ensure that the density of the pushing components 11 and the straw cutting components 12 is sufficiently dense when in use, so that the device can cut off the roots of the straws, and the cut off straw can gradually move towards the outer side of the straw, and the two adjacent straw cutting blocks 1201 can move towards the outer side of the straw cutting board 1202 through the first connecting cylinder 1101, and the pulling block 1201 can move towards the outer side of the straw, and the straw can move towards the outer side of the straw cutting board 1202 through the first connecting cylinder 1201 when the pulling block 1201, and the pulling block 1201 moves towards the outside, and the straw cutting device is kept towards the outside, and the straw cutting device is pushed towards the outside.

The above embodiments are only for illustrating the present invention, and are not limiting of the present invention. While the invention has been described in detail with reference to the embodiments, those skilled in the art will appreciate that various combinations, modifications, and substitutions can be made thereto without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (5)

1. The utility model provides a harvester arranges stalk cutting device, includes the harrow standing grain ware, its characterized in that, the cooling module is installed to the below of harrow standing grain ware, the internally mounted of cooling module has the cutting module, the internally mounted of cutting module has intermittent type to go out liquid subassembly, the left and right sides fixedly connected with curb plate of cooling module, the front side and the centre of curb plate all rotate and install the guide pulley, the below fixed mounting of cooling module has the fixed plate, rotate on the fixed plate and install the outer bush, the fixed surface of outer bush is connected with the wheel, the fixed internally mounted of fixed plate is provided with the dead lever, the outside rotation of dead lever is installed and is pushed away the material subassembly, the straw that pushes away the material subassembly is installed all around, the harrow standing grain ware includes the fixed frame; the inside of the fixed frame is rotatably provided with a turntable, the inside of the turntable is provided with a connecting rod, the middle of the turntable is fixedly provided with a belt pulley, rake bars are equidistantly arranged on the surface of the connecting rod, and the cooling assembly comprises a shell; the shell is fixedly arranged below the fixed frame, the front end of the shell is fixedly provided with a connecting shell, the inside of the connecting shell is fixedly provided with a connecting plate, first through holes are formed in the connecting plate at equal intervals, a blanking cover is arranged on the surface of the shell in a threaded manner, and the cutting assembly comprises a first cutting knife and a second extending plate; the inside of the connecting shell is fixedly provided with a second extension plate, the front end of the second extension plate is fixedly connected with a first cutting knife, the upper side of the first cutting knife is provided with a second cutting knife, the rear side of the second cutting knife is fixedly connected with a first extension plate, the first extension plate and the second cutting knife are in sliding connection, the surface of the first cutting knife is provided with a liquid storage tank, the upper side of the first extension plate is fixedly connected with a second supporting block, the right side of the second supporting block is fixedly connected with a third spring, the right side of the third spring is fixedly connected with a first supporting block, the first supporting block is fixedly connected with the connecting shell, a lapping plate is fixedly connected above the second extending plate, the top of the lapping plate is mutually attached to the lower surface of the second cutting knife, a side connecting plate is fixedly connected on the right side of the first extending plate, a top block is fixedly arranged at the top of the side connecting plate, the inner part of the top block is provided with a guide groove, the position of the guide groove corresponds to the position of a rake rod at the edge of the rake, a notch is arranged below the lapping plate, the second cutting knife forms a reciprocating telescopic structure with the first cutting knife through the rake rod, the guide groove and the third spring, and the intermittent liquid outlet component comprises an inner groove; the inside of first extension board and second extension board has all been seted up the inside in inside, the internally mounted of inside groove has first connecting block, the left side fixedly connected with first connecting pipe of first connecting block, the right side fixedly connected with second connecting block of second connecting pipe, the right side fixedly connected with third connecting pipe of second connecting block, the right side rotation of third connecting pipe is connected with the linking board, the second through-hole has been seted up to the inside of linking board, the position of second through-hole corresponds with the position of third connecting pipe each other, and the position of breach corresponds with the position of first connecting pipe each other on the bridging board, and the front surface of first connecting pipe laminating each other with the rear surface of bridging board.

2. The harvesting straw cutting device of claim 1, wherein the central axes of the outer bushing, the wheel and the fixing rod are collinear, the wheel forms a rotating structure through the outer bushing and the fixing plate, and the shell, the connecting shell, the side plate, the fixing plate and the fixing rod are integrally formed.

3. The harvesting straw cutting apparatus of claim 2, wherein the pushing assembly comprises a first connecting barrel; the first connecting cylinder is rotationally arranged on the outer side of the fixed rod, the second connecting cylinder is fixedly connected with the periphery of the first connecting cylinder, a toothed ring is fixedly arranged on the fixed rod, gears are engaged and connected with the periphery of the toothed ring, a rotating rod is rotationally arranged on the surface of the gears, and a pushing block is rotationally connected with the front end of the rotating rod.

4. A harvester row stalk cutting device according to claim 3, wherein the stalk cutting assembly comprises a projection; the left and right sides fixedly connected with lug of ejector pad, the lug links to each other with the second connecting cylinder through first spring, and the bolt has the traction steel rope on the lug, the traction steel rope links to each other with the fixed block through the leading wheel direction, connected mode between leading wheel and the second connecting cylinder is rotation connection, the front end fixedly connected with slide bar of fixed block, the front end fixedly connected with cutting board of slide bar, the outside cover of slide bar is equipped with the second spring, the head and the tail both ends of second spring link to each other with fixed block and second connecting cylinder respectively.

5. A cutting method of a harvester-stalk cutting device according to claim 1, comprising the steps of:

s1: the cutting assembly works through the straw raking device, and crop straws are cut while crops are raked;

s2: in the process of cutting the straws by the cutting assembly, the cooling assembly and the intermittent liquid outlet assembly enable the device to intermittently discharge liquid so as to cool the friction surface of the cutting assembly, and the part of cooling liquid is retained on the friction surface;

s3: the cutting assembly is supported by the guide wheels on the surfaces of the side plates, and can be adapted to the ground with different height fluctuation in advance, so that the height of the cut straw is unified with the height of the ground;

s4: after straw cutting is completed, the outer bushing and the wheels continuously rotate to drive the pushing assembly to rotate, the fixed rod is kept motionless, at the moment, the fixed rod rotates relative to the pushing assembly to drive the straw cutting assembly to work, the protruding portions of residual straw on the ground are cut off through the straw cutting assembly, and finally the cut straw is pushed out through the pushing assembly, so that the root of the straw is circularly cut off.

Images