CN214628242U - Threshing and separating machine with straw cutting function - Google Patents
Threshing and separating machine with straw cutting function Download PDFInfo
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- CN214628242U CN214628242U CN202120142674.0U CN202120142674U CN214628242U CN 214628242 U CN214628242 U CN 214628242U CN 202120142674 U CN202120142674 U CN 202120142674U CN 214628242 U CN214628242 U CN 214628242U
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- straw cutting
- threshing
- cutter
- separating machine
- cutting function
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Abstract
The utility model provides a threshing and separating machine with straw cutting function, which belongs to the technical field of crop harvesting equipment. It solves the problem that the prior thresher has no straw cutting function. The utility model relates to a threshing and separating machine with straw cutting function, which comprises a shell, a roller, a main shaft, an upper cutter, a straw cutting mechanism and a chain. When the roller rotates, at least one upper cutter can be inserted into the straw cutting mechanism, so that the straws can be cut off by the straw cutting mechanism and the upper cutter when passing through the space between the roller and the straw cutting mechanism, and therefore the cutting function of the threshing separator on the straws can be realized, external straw cutting equipment is avoided, and the production cost of the threshing separator is reduced.
Description
Technical Field
The utility model belongs to the technical field of crops harvesting equipment, a threshing and separating machine with straw cutting function is related to.
Background
The thresher is a core component of a combined harvesting machine, refers to a machine capable of separating crop grains from stalks, and mainly refers to a harvesting machine of grain crops. The types of thresher are different according to different crops. For example, the rice thresher is suitable for threshing rice; for threshing corn, a so-called "corn thresher" or the like is used. The thresher is commonly called a "thresher", and is the most common rice threshing machine. After the rice is harvested, the rice grains are separated from the stalks by the machine. The rice thresher is divided into two types, one type is driven by manpower, is called as a manpower rice thresher and is a semi-mechanized tool; the rice thresher is changed into power driving, so the rice thresher is called as a power rice thresher. The rice thresher greatly reduces the labor intensity of rice harvesting and improves the agricultural productivity, so that the thresher is deeply loved by the general population; however, most of threshing machines thresh crops, the threshed straws are usually directly discarded in the field, and in order to accelerate the decomposition of the straws, people usually need to collect the straws in the field, cut the straws again, and then discard the straws in the field, and the method is time-consuming and labor-consuming, so that people design a straw cutting device additionally arranged on the threshing machine, and the straw cutting device additionally arranged is adopted, so that a transmission mechanism with longer length and complicated structure is needed for driving the straw cutting device, and the production cost of the threshing machine is increased, and the threshing machine is inconvenient for people to install.
Disclosure of Invention
The utility model aims at solving the problems in the prior art and providing a threshing and separating machine with a straw cutting function and low production cost.
The purpose of the utility model can be realized by the following technical proposal: a threshing and separating machine with a straw cutting function comprises:
a housing;
the rotary drum is arranged in the shell, rotates relative to the shell, is internally provided with a main shaft, and is surrounded with a plurality of upper cutters;
the straw cutting mechanism is arranged in the machine shell, the straw cutting mechanism rotates relative to the machine shell, the straw cutting mechanism is connected with the main shaft through a chain, and when the roller rotates, the upper cutter is inserted into the straw cutting mechanism.
In the threshing and separating machine with the straw cutting function, the straw cutting mechanism comprises a driven shell and a driven shaft movably arranged on the driven shell in a penetrating mode, and at least two cutter assemblies are mounted on the driven shaft.
In the threshing and separating machine with the straw cutting function, the fixed cutter of the corresponding cutter component is arranged in the driven shell, and when the driven shaft drives the cutter component to rotate, the cutter component penetrates through the fixed cutter.
In the threshing and separating machine with the straw cutting function, the cutter assembly is arranged on the cutter block, and the cutter block is detachably connected with the lower cutters.
In the threshing and separating machine with the straw cutting function, the mounting plate is arranged on the machine shell and provided with the inner mounting seat, one end of the driven shaft is movably inserted into the inner mounting seat, and the outer mounting seat used for movably penetrating the driven shaft is arranged on the machine shell.
In the threshing and separating machine with the straw cutting function, the plane of the upper cutter is parallel to and does not intersect with the plane of the cutter assembly.
In the threshing and separating machine with the straw cutting function, the main chain wheel on the main shaft and the driven shaft are provided with the secondary chain wheel, and the main chain wheel is connected with the secondary chain wheel through the chain.
In the threshing and separating machine with the straw cutting function, the roller comprises a main body, a plurality of barrel rods and a movable plate, the same ends of the barrel rods are connected through the main body, the other ends of the barrel rods are connected through the movable plate, a plurality of barrel sheets are arranged on each barrel rod, and the upper cutter is arranged on the barrel rods.
In the threshing and separating machine with the straw cutting function, the fixed plate for mounting the movable plate is arranged in the machine shell, and the movable plate moves relative to the fixed plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses in, when the cylinder was rotatory, at least one was gone up the cutter and can be injected in the chaff-cutter mechanism for when the straw was through cylinder and chaff-cutter mechanism between, this straw can be cut off by chaff-cutter mechanism and last cutter, so, alright realize this threshing and separating machine to the function of cutting off of straw, simultaneously, also avoid external chaff-cutter equipment, reduce threshing and separating machine's manufacturing cost.
2. When the driven shaft drives the cutter assembly to rotate, the cutter assembly penetrates through the fixed cutter, and the fixed cutter is static relative to the driven shell, so that shearing force is generated between the cutter assembly and the fixed cutter, the straw positioned at the bottom of the driven shell can be cut off by the shearing force, and the straw positioned in the roller and the grooving mechanism can be cut off by the maximum amount.
3. The cutter block is detachably connected with a plurality of lower cutters, when the lower cutters are damaged, people can detach the lower cutters from the cutter block and replace the lower cutters with new ones, so that the cutter assembly can be reused, and the maintenance cost of the threshing separator is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic view of the cutter assembly.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-2, the threshing and separating machine with straw cutting function of the present invention comprises a housing 100, a roller 200, a main shaft 220, an upper cutter 210, a straw cutting mechanism 300, and a chain 400.
The drum 200 is installed in the cabinet 100, the drum 200 rotates with respect to the cabinet 100, a main shaft 220 is arranged in the roller 200, a plurality of upper cutters 210 are arranged around the side surface of the roller 200, a straw cutting mechanism 300 is arranged in the casing 100, the straw cutting mechanism 300 rotates relative to the housing 100, the straw cutting mechanism 300 is connected with the main shaft 220 through a chain 400, and when in operation, the drum 200 drives the main shaft 220 to rotate synchronously, and since the grass cutting mechanism 300 is connected with the main shaft 220 through the chain 400, the grass cutting mechanism 300 also rotates synchronously with the main shaft 220, and further, when the drum 200 is rotated, the upper cutter 210 is inserted into the grass cutting mechanism 300, so that when the straw passes between the drum 200 and the grass cutting mechanism 300, the straw can be cut off by the straw cutting mechanism 300 and the upper cutter 210, so that the straw cutting function of the threshing separator can be realized, external straw cutting equipment is avoided, and the production cost of the threshing separator is reduced.
The grass cutting mechanism 300 comprises a driven shell 310 and a driven shaft 320 movably arranged on the driven shell 310, at least two cutter assemblies 330 are arranged on the driven shaft 320, a main chain wheel 221 on the main shaft 220 is arranged on the driven shaft 320, a secondary chain wheel 321 is arranged on the driven shaft 320, the main chain wheel 221 and the secondary chain wheel 321 are connected through a chain 400, when the main shaft 220 drives the driven shaft 320 to rotate through the main chain wheel 221, the cutter assemblies 330 are arranged on the driven shaft 320, so that the cutter assemblies 330 also rotate along with the driven shaft 320, because the upper cutter 210 is inserted between two adjacent cutter assemblies 330 in the process that the upper cutter 210 rotates along with the main shaft 220, when straw passes between the roller 200 and the grass cutting mechanism 300, the straw is cut by the upper cutter 210 and the cutter assemblies 330, further, because the main shaft 220 is parallel to and does not coincide with the driven shaft 320, so that the upper cutter 210 rotates along with the roller 200 and the upper cutter 210 passes through the two adjacent cutter assemblies 330, the upper cutter 210 moves in the opposite direction to the cutter assembly 330, so that the straw is cut by the shearing force between the upper cutter 210 and the cutter assembly 330 when the straw passes between the upper cutter 210 and the cutter assembly 330.
The driven housing 310 has openings (not shown) formed on both front and rear sides thereof, and the openings are provided to allow the straw to smoothly enter the straw cutting mechanism 300 from the housing 100 or to allow the cut straw to smoothly exit the straw cutting mechanism 300.
When the straw enters the driven shell 310, a small part of the straw enters the bottom of the driven shell 310, and in the present application, a fixed knife 311 of a corresponding cutter assembly 330 is arranged in the driven shell 310, and when the driven shaft 320 drives the cutter assembly 330 to rotate, the cutter assembly 330 passes through the fixed knife 311, and because the fixed knife 311 is stationary relative to the driven shell 310, a shearing force is provided between the cutter assembly 330 and the fixed knife 311, so that the straw at the bottom of the driven shell 310 can be cut off by the shearing force, and the straw in the drum 200 and the grooving mechanism can be cut off by the maximum number.
The cutter assembly 330 is mounted on the cutter block 331, the cutter block 331 is detachably connected with a plurality of lower cutters 332, the plane of the upper cutter 210 is parallel to and does not intersect with the plane of the cutter assembly 330, when the threshing separator is assembled, people can mount the cutter block 331 on the driven shaft 320, and then mount the lower cutters 332 on the corresponding positions of the cutter block 331 in a threaded manner, when the lower cutters 332 are damaged, people can dismount the lower cutters 332 from the cutter block 331 and replace the lower cutters 332 with new ones, so that the cutter assembly 330 can be reused, and the maintenance cost of the threshing separator is reduced.
Be equipped with mounting panel 110 on casing 100, mounting panel 110 is equipped with interior mount pad 111, the one end activity of driven shaft 320 is inserted and is located in interior mount pad 111, be equipped with on casing 100 and be used for the activity to wear to establish the outer mount pad 120 of driven shaft 320, wherein, all be connected through bearing (not mark in the figure) between interior mount pad 111 and the driven shaft 320 and between outer mount pad 120 and the driven shaft 320 to make driven shaft 320 can rotate relative casing 100.
The roller 200 includes a main body 230, a plurality of roller bars 240 and a movable plate 250, the same ends of the plurality of roller bars 240 are connected through the main body 230, the other ends of the plurality of roller bars 240 are connected through the movable plate 250, each of the plurality of roller bars 240 is provided with a plurality of roller blades 241, the upper cutter 210 is mounted on the roller bars 240, a fixing plate 130 for mounting the movable plate 250 is provided in the casing 100, the movable plate 250 moves relative to the fixing plate 130, the side surface of the main body 230 is spirally configured, when in operation, the main body 230 drives the roller bars 240 and the main shaft 220 to rotate synchronously, then, rice needs to be fed into the casing 100, because the side surface of the main body 230 is spirally configured and spirally configured, the spiral air convection is formed inside the casing 100, the air convection can convey the rice to the other end of the roller 200, and when the rice passes through the middle of the roller 200, the rice is impacted by the copper blades on the roller bars 240, the rice and the straw of the rice are separated, the rice falls to the bottom of the casing 100 under the action of gravity, meanwhile, the straw is large in size and light in weight, and can enter the straw cutting mechanism 300 along with the movement track of air convection, and the straw can be easily cut off through the shearing force of the upper cutter 210 and the straw cutting mechanism 300, so that the threshing and separating machine can thresh and separate the rice and cut off the straw.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (9)
1. A threshing and separating machine with a straw cutting function is characterized by comprising:
a housing;
the rotary drum is arranged in the shell, rotates relative to the shell, is internally provided with a main shaft, and is surrounded with a plurality of upper cutters;
the straw cutting mechanism is arranged in the machine shell, the straw cutting mechanism rotates relative to the machine shell, the straw cutting mechanism is connected with the main shaft through a chain, and when the roller rotates, the upper cutter is inserted into the straw cutting mechanism.
2. The threshing and separating machine with a straw cutting function according to claim 1, wherein the straw cutting mechanism comprises a driven shell and a driven shaft movably arranged on the driven shell in a penetrating way, and at least two cutter assemblies are arranged on the driven shaft.
3. The threshing and separating machine with a straw cutting function according to claim 2, wherein the driven shell is internally provided with a fixed cutter of the corresponding cutter assembly, and the cutter assembly passes through the fixed cutter when the driven shaft drives the cutter assembly to rotate.
4. The threshing and separating machine with a straw cutting function according to claim 2, wherein the cutter assembly comprises a cutter block, and a plurality of lower cutters are detachably connected to the cutter block.
5. The threshing and separating machine with a straw cutting function as claimed in claim 2, wherein a mounting plate is arranged on the casing, the mounting plate is provided with an inner mounting seat, one end of the driven shaft is movably inserted into the inner mounting seat, and an outer mounting seat for movably penetrating the driven shaft is arranged on the casing.
6. The threshing and separating machine with a straw cutting function according to claim 2, wherein the plane of the upper cutter is parallel to and does not intersect with the plane of the cutter assembly.
7. The threshing and separating machine with a straw cutting function as claimed in claim 2, wherein a main chain wheel on the main shaft and a secondary chain wheel on the driven shaft are provided, and the main chain wheel and the secondary chain wheel are connected through the chain.
8. The threshing and separating machine with a straw cutting function as claimed in claim 2, wherein the drum comprises a main body, a plurality of drum rods and a movable plate, the same ends of the plurality of drum rods are connected through the main body, the other ends of the plurality of drum rods are connected through the movable plate, a plurality of drum blades are arranged on each drum rod, and the upper cutter is mounted on the drum rods.
9. The threshing and separating machine with straw cutting function as claimed in claim 8, wherein a fixed plate for mounting a movable plate is provided in the casing, and the movable plate moves relative to the fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120142674.0U CN214628242U (en) | 2021-01-19 | 2021-01-19 | Threshing and separating machine with straw cutting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120142674.0U CN214628242U (en) | 2021-01-19 | 2021-01-19 | Threshing and separating machine with straw cutting function |
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| Publication Number | Publication Date |
|---|---|
| CN214628242U true CN214628242U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120142674.0U Active CN214628242U (en) | 2021-01-19 | 2021-01-19 | Threshing and separating machine with straw cutting function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114451153A (en) * | 2022-01-20 | 2022-05-10 | 益阳创辉农业机械装备有限公司 | Double-speed threshing cylinder with grass chopping device |
-
2021
- 2021-01-19 CN CN202120142674.0U patent/CN214628242U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114451153A (en) * | 2022-01-20 | 2022-05-10 | 益阳创辉农业机械装备有限公司 | Double-speed threshing cylinder with grass chopping device |
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