CN210008237U - Corn thresher - Google Patents
Corn thresher Download PDFInfo
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- CN210008237U CN210008237U CN201920831319.7U CN201920831319U CN210008237U CN 210008237 U CN210008237 U CN 210008237U CN 201920831319 U CN201920831319 U CN 201920831319U CN 210008237 U CN210008237 U CN 210008237U
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- threshing
- adjusting
- threshing rod
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Abstract
The utility model relates to a corn thresher, and discloses a corn thresher, which comprises a cylindrical shell, threshing rollers penetrating through the end parts of the two ends of the shell and a driving mechanism driving the threshing rollers to rotate, wherein the shell comprises a front section, a middle section and a rear section, the front section is provided with a hopper, a first sieve pore for communicating a cavity inside the shell with the outside is formed by a first threshing rod, and the first threshing rod is fixed on the inner wall of the front section; a second threshing rod and an adjusting mechanism for adjusting the length of the second threshing rod are arranged on the middle section; the rear section is provided with a second sieve pore and a waste discharge port which are used for communicating the cavity in the shell with the outside, and the threshing roller is provided with a spiral blade and a third threshing rod; the end parts of the first threshing rod, the second threshing rod and the third threshing rod are hemispherical; the cutting edge of the spiral blade is in a shape of a passivated arc. In the application, the corn is subjected to primary threshing through the front section; and then the corn is threshed for the second time by the threshing rods with the adjustable length in the middle section, the threshing is complete, and in addition, the end parts of the threshing rods and the top end of the spiral blade are passivated so as to prevent the threshing rods from cutting the corn kernels.
Description
Technical Field
The utility model relates to a corn thresher, in particular to a corn thresher.
Background
At present, corn kernels are threshed in the collecting process of seeds, most of corn threshers adopting a rubbing and squeezing method in the prior art cannot completely and completely thresh the corn kernels, more damages can be generated, or a lot of corn kernels can be left on corn cobs.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides corn thresher, it is rubbed with the hands and crowded jointly through multistage formula structure to will be used for rubbing with the hands crowded threshing rod and be used for the top passivation of propulsive helical blade in order to reduce the damage of kernel of corn, solved incomplete, incomplete problem of threshing of corn thresher.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the corn thresher comprises a cylindrical shell, threshing rollers penetrating through the end parts of two ends of the shell and a driving mechanism driving the threshing rollers to rotate, wherein the shell comprises a front section, a middle section and a rear section, the front section is provided with a hopper, a first threshing rod and a first sieve pore for communicating a cavity in the shell with the outside, and the first threshing rod is fixed on the inner wall of the front section; the middle section is provided with a second threshing rod and an adjusting mechanism for adjusting the length of the second threshing rod; the rear section is provided with a second sieve pore and a waste discharge port which are used for communicating the cavity in the shell with the outside, and the threshing roller is provided with a spiral blade and a third threshing rod; the end parts of the first threshing rod, the second threshing rod and the third threshing rod are hemispherical; the cutting edge of the spiral blade is in a shape of a passivated arc. Wherein the first sieve mesh, the second sieve mesh and the waste discharge port are all arranged at the bottom of the shell, and a feed box can be respectively arranged at the bottom of the shell for collection. In the scheme, corns enter the shell through the hopper, are subjected to primary threshing through the threshing rod with the fixed length at the front section, and fall down from the first sieve mesh; then the corn kernels enter the middle section and are threshed by a threshing rod with the length capable of being automatically adjusted, the threshed corn kernels fall through a second sieve mesh of the rear section, the corn kernels are discharged through a waste discharge port, and in addition, the end parts of the threshing rods and the top end of the spiral blade are passivated so as not to cut the corn kernels.
Preferably, the adjusting mechanism comprises an elastic attachment plate, a stepped adjusting hole and an adjusting spring, wherein the stepped adjusting hole and the adjusting spring are arranged in the middle section; one end of the second threshing rod extends into the adjusting hole, the end part of the second threshing rod is provided with a limiting table, and the other end of the second threshing rod extends into the cavity in the shell; the adjusting spring is arranged in the adjusting hole and is positioned between the adjusting boss and the limiting table. The adjusting mechanism with the structure is convenient to produce and manufacture and use, and different threshing effects can be achieved by replacing adjusting bosses with different lengths.
Preferably, the elastic attaching plate comprises an upper adjusting attaching plate and a lower adjusting attaching plate, the joint of the upper adjusting attaching plate and the lower adjusting attaching plate is provided with a flanging plate matched with each other, the flanging plate is provided with a screw hole, and the upper adjusting attaching plate and the flanging plate on the lower adjusting attaching plate are fixed through bolts and nuts. The elastic attaching plate of the upper and lower combination type greatly improves the convenience of installation and disassembly.
Preferably, the driving mechanism is a motor, and an output shaft of the motor and the guide roller are in transmission through a belt. The driving mechanism provides the threshing roller with required power.
Preferably, the first threshing rod, the second threshing rod and the third threshing rod are all provided with a plurality of threshing rods, the first threshing rod is arranged along the circumferential direction of the inner wall of the front section, the second threshing rod is arranged along the circumferential direction of the inner wall of the middle section, and the third threshing rod is arranged along the circumferential direction of the outer wall of the threshing roller.
Compared with the prior art, the utility model discloses following beneficial effect has: in the application, corns enter the shell grains through the hopper, are subjected to primary threshing through the threshing rods with fixed lengths at the front sections, and fall down from the first sieve pores; then the corn kernels enter the middle section and are threshed by a threshing rod with the length capable of being automatically adjusted, the threshed corn kernels fall through a second sieve mesh of the rear section, the corn kernels are discharged through a waste discharge port, and in addition, the end parts of the threshing rods and the top end of the spiral blade are passivated so as not to cut the corn kernels.
Drawings
Fig. 1 is a cross-sectional view of the present application.
Figure 2 is a cross-sectional view of the middle section (without the spiral blade).
Figure 3 is a cross-sectional view of the front section (without the spiral blade).
Fig. 4 is a cross-sectional view of the rear section (without the spiral blade).
The names of the parts corresponding to the reference numbers in the drawings are as follows: the threshing machine comprises a shell 1, a front section 1a, a first sieve pore 1a1, a first threshing rod 1a2, a middle section 1b1, an adjusting pore 1b2, an adjusting spring 1b3, a second threshing rod 1b31, a limiting table 1c, a rear section 1c1, a second sieve pore 1c2, a waste discharging port 1c, an elastic joint plate 2a, an adjusting boss 2a, a flanging plate 2b, a bolt nut 2c, a threshing roller 3, a spiral blade 31, a third threshing rod 32, a motor 4, a belt 41, a hopper 5 and a feeding port 51.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Examples
A corn thresher, as shown in fig. 1, 3 and 4, which comprises a cylindrical shell 1, threshing rollers 3 penetrating through the end parts of the two ends of the shell 1 and a driving mechanism driving the threshing rollers 3 to rotate, wherein the shell 1 comprises a front section 1a, a middle section 1b and a rear section 1c, the front section 1a is provided with a hopper 5, a first threshing rod 1a2 is provided with a first sieve pore 1a1 communicating a cavity inside the shell 1 with the outside, and the first threshing rod 1a2 is fixed on the inner wall of the front section 1 a; the middle section 1b is provided with a second threshing rod 1b3 and an adjusting mechanism for adjusting the length of the second threshing rod 1b 3; the rear section 1c is provided with a second sieve pore 1c1 and a waste discharge port 1c2 which are used for communicating the cavity in the shell 1 with the outside, and the threshing roller 3 is provided with a spiral blade 31 and a third threshing rod 32; the ends of the first threshing rod 1a2, the second threshing rod 1b3 and the third threshing rod 32 are hemispherical; the cutting edge of the helical blade 31 is in a shape of a blunt arc. The first sieve hole 1a1, the second sieve hole 1c1 and the waste material outlet 1c2 are all arranged at the bottom of the housing 1, and a material box is respectively arranged at the bottom of the housing 1 for collection. In the scheme, corns enter the shell 1 through the hopper 5 and the feed inlet, are subjected to primary threshing through the threshing rods with fixed lengths of the front sections 1a, and fall down from the first sieve holes 1a 1; then the corn kernels enter the middle section 1b and are threshed by a threshing rod with the length capable of being automatically adjusted, the threshed corn kernels fall through a second sieve hole 1c1 of the rear section 1c, the corn kernels are discharged through a waste discharge port 1c2, and in addition, the end parts of the threshing rods and the top end of the spiral blade 31 are passivated so as not to cut the corn kernels.
As shown in fig. 2, the adjusting mechanism includes an elastic attachment plate 2, a stepped adjusting hole 1b1 and an adjusting spring 1b2, the elastic attachment plate 2 is attached to the outer wall of the middle section 1b, and the inner wall of the elastic attachment plate 2 is provided with an adjusting boss 2a extending into the adjusting hole 1b 1; one end of the second threshing rod 1b3 extends into the adjusting hole 1b1, the end part of the end is provided with a limit table, and the other end of the second threshing rod extends into the cavity in the shell 1; the adjusting spring 1b2 is disposed in the adjusting hole 1b1 and located between the adjusting boss 2a and the position-limiting table 1b 31. The adjusting mechanism with the structure is convenient to produce and manufacture and use, and different threshing effects can be achieved by replacing the elastic attaching plate 2 with the adjusting lug bosses 2a with different lengths.
As shown in fig. 2, the elastic attaching plate 2 includes an upper adjusting attaching plate and a lower adjusting attaching plate, a joint of the upper adjusting attaching plate and the lower adjusting attaching plate is provided with a folded edge plate 2b which is matched with each other, the folded edge plate 2b is provided with a screw hole, and the upper adjusting attaching plate and the folded edge plate 2b on the lower adjusting attaching plate are fixed through a bolt and a nut 2 c. The up-down combined elastic attaching plate 2 greatly improves the convenience of installation and disassembly.
As shown in fig. 1, the driving mechanism is a motor 4, and an output shaft of the motor 4 is in transmission with the guide roller through a belt 41. The driving mechanism provides the threshing roller 3 with the required power.
As shown in fig. 1, the first threshing rod 1a2, the second threshing rod 1b3 and the third threshing rod 32 are all provided with a plurality of threshing rods, the first threshing rod 1a2 is arranged along the circumferential direction of the inner wall of the front section 1a, the second threshing rod 1b3 is arranged along the circumferential direction of the inner wall of the middle section 1b, and the third threshing rod 32 is arranged along the circumferential direction of the outer wall of the threshing roller 3.
The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (5)
1. Corn thresher, it includes cylindric shell, passes the threshing roller of shell both ends tip and drives threshing roller pivoted actuating mechanism, its characterized in that: the shell comprises a front section, a middle section and a rear section, the front section is provided with a hopper, a first threshing rod and a first sieve pore for communicating a cavity in the shell with the outside, and the first threshing rod is fixed on the inner wall of the front section; the middle section is provided with a second threshing rod and an adjusting mechanism for adjusting the length of the second threshing rod; the rear section is provided with a second sieve pore and a waste discharge port which are used for communicating the cavity in the shell with the outside, and the threshing roller is provided with a spiral blade and a third threshing rod; the end parts of the first threshing rod, the second threshing rod and the third threshing rod are hemispherical; the cutting edge of the spiral blade is in a shape of a passivated arc.
2. The corn thresher of claim 1, wherein: the adjusting mechanism comprises an elastic attaching plate, a step-shaped adjusting hole and an adjusting spring, the step-shaped adjusting hole is formed in the middle section, the elastic attaching plate is attached to the outer wall of the middle section, and an adjusting boss extending into the adjusting hole is formed in the inner wall of the elastic attaching plate; one end of the second threshing rod extends into the adjusting hole, the end part of the second threshing rod is provided with a limiting table, and the other end of the second threshing rod extends into the cavity in the shell; the adjusting spring is arranged in the adjusting hole and is positioned between the adjusting boss and the limiting table.
3. The corn thresher of claim 2, wherein: the elastic attaching plate comprises an upper adjusting attaching plate and a lower adjusting attaching plate, the joint of the upper adjusting attaching plate and the lower adjusting attaching plate is provided with a flanging plate matched with each other, the flanging plate is provided with a screw hole, and the upper adjusting attaching plate and the flanging plate on the lower adjusting attaching plate are fixed through bolts and nuts.
4. The corn thresher of claim 1, wherein: the driving mechanism is a motor, and an output shaft of the motor and the guide roller are in transmission through a belt.
5. The corn thresher of claim 1, wherein: first threshing rod, second threshing rod and third threshing rod all are equipped with many, and first threshing rod sets up along the inner wall circumference of anterior segment, and the second threshing rod sets up along the inner wall circumference of middle section, and the third threshing rod sets up along the outer wall circumference of threshing roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920831319.7U CN210008237U (en) | 2019-06-04 | 2019-06-04 | Corn thresher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920831319.7U CN210008237U (en) | 2019-06-04 | 2019-06-04 | Corn thresher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210008237U true CN210008237U (en) | 2020-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920831319.7U Active CN210008237U (en) | 2019-06-04 | 2019-06-04 | Corn thresher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210008237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112868393A (en) * | 2021-01-20 | 2021-06-01 | 谢春辉 | Corn cob thresher that adaptability is high |
-
2019
- 2019-06-04 CN CN201920831319.7U patent/CN210008237U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112868393A (en) * | 2021-01-20 | 2021-06-01 | 谢春辉 | Corn cob thresher that adaptability is high |
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