CN207820594U - A kind of niblet stripping off device for corn threshing - Google Patents

Abstract

The utility model discloses a corn grain peeling device for corn threshing, which comprises: a box body arranged above a support frame, a first threshing roller and a second threshing roller arranged in the cavity of the box body, and a The first drive motor on the support frame, the second drive motor installed on the top of the box, wherein the box has a feeding port, a cob core outlet and a corn kernel outlet, the corn kernel outlet Formed on the bottom end surface of the box body, the second threshing roller is arranged coaxially with the first threshing roller, and the diameter of the inner peripheral surface of the second threshing roller is larger than the diameter of the first threshing roller The first threshing roller is formed with a spiral conveying piece and a number of spikes on the circumferential surface, and the second threshing roller is formed with a number of sieve holes and auxiliary threshing blocks. The utility model can increase the threshing speed of corn, and has the advantages of high working efficiency and good threshing effect.

Description

A corn kernel peeling device for corn threshing

technical field

The utility model relates to the technical field of agricultural machinery, in particular to a corn grain peeling device for corn threshing.

Background technique

The corn peeling device can separate corn kernels and cobs, and is widely used in food processing enterprises. At present, when the corn peeling device is working, the corn is fed from the feeding port, the corn is impacted by the high-speed rotating roller shaft and the drum, and the corn kernels are separated by the sieve holes. The existing corn peeling device has the disadvantages of poor threshing effect, low working efficiency, time-consuming and labor-intensive, therefore, it is necessary to improve it.

Utility model content

Aiming at the deficiencies in the above technologies, the utility model provides a corn kernel peeling device for corn threshing, which can effectively improve the threshing speed of corn, and has the advantages of high working efficiency and good threshing effect.

The technical solution adopted by the utility model to solve the technical problem is: a corn kernel peeling device for corn threshing, comprising: a hollow box fixedly arranged above the support frame, a hollow box rotatably arranged in the hollow cavity of the box The first threshing roller and the second threshing roller, the first drive motor installed on the support frame for driving the rotation of the first threshing roller, and the first drive motor installed on the top of the box for driving the rotation of the second threshing roller The second drive motor, wherein, the box has a feed port, a core outlet and a corn outlet, the corn outlet is formed on the bottom surface of the box, the second threshing roller is A hollow cylinder, the second threshing roller is arranged coaxially with the first threshing roller, the diameter of the inner peripheral surface of the second threshing roller is greater than the diameter of the first threshing roller, and the first threshing roller On the circumferential surface of the roller, there are spiral conveying pieces distributed along its axial direction and a number of nail teeth, and a number of screen holes and auxiliary threshing blocks are formed on the second threshing roller, and the auxiliary threshing block is fixedly arranged on the second threshing roller. The inner circumferential surface of the threshing roller.

Preferably, the bottom end surface of the box body is a downwardly raised arc surface, and the corn grain outlet is opened at the central bulge of the arc surface.

Preferably, a stripping portion is formed on the nail teeth to facilitate stripping the corn kernels from the cob core, and the radial section of the stripping portion is an equilateral trapezoid.

Preferably, the first driving motor drives the first threshing roller to rotate through a conveyor belt, wherein a first pulley is installed at the output end of the first driving motor, and the first threshing roller extends to the box A second pulley is installed at one end of the body, and the conveyor belt is sheathed on the first pulley and the second pulley.

Preferably, a driving gear is installed on the output end of the second driving motor, a driven gear meshed with the driving gear is fastened on the outer peripheral surface of the second threshing roller, and the top of the box body An opening for the driving gear to extend into the box is formed, wherein the second threshing roller is installed in the hollow cavity of the box through rolling bearings.

Preferably, the auxiliary threshing block is an arc block, and the relative center angle of the arc block is 10°.

Preferably, a material receiving unit is further provided below the corn kernel outlet, and the material receiving unit includes a material receiving part hinged on the corn kernel outlet, a material receiving part detachably arranged on the bottom end surface of the material receiving part A deposition box, a base block installed on the support frame and directly below the deposition box, a pair of columns fixed on the top surface of the base block, connecting the column and the deposition box The compression spring, the vibrator installed on the bottom surface of the deposition box, wherein the material receiving part includes a material receiving plate and guard plates fixedly arranged on the edges of both sides of the material receiving plate, the material receiving part A hollow part is formed on the plate, and one end of the pressure spring is fastened to the bottom surface of the deposition box, and the other end is fastened to the top surface of the cylinder.

Preferably, the size of the hollow part is smaller than the size of corn kernels.

Preferably, the feeding inlet and the rod core outlet are respectively provided with blocking curtains.

Compared with the prior art, the utility model has the beneficial effects that: in the corn kernel stripping device for corn threshing provided by the utility model, there is a relative rotation between the first threshing roller and the second threshing roller. , under the action of the first threshing roller and the second threshing roller, the corn not only rotates around the first threshing roller but also moves along the axis of the first threshing roller from the feeding port to the core outlet, The corn has both rolling motion and sliding motion, and the threshing effect is good; in addition, the first threshing roller is provided with spikes, and the inner peripheral surface of the second threshing roller is provided with an auxiliary threshing block, and the spikes and the auxiliary threshing block The corn kernels on the cob can be extruded and stripped to accelerate the shedding of the corn kernels and effectively improve the threshing speed.

Description of drawings

Fig. 1 is the structural representation of the corn kernel stripping device that is used for corn threshing described in the utility model;

Fig. 2 is the structural representation of the side view direction of the corn grain stripping device for corn threshing described in the utility model;

Fig. 3 is the sectional structure schematic diagram of the corn grain peeling device that is used for corn threshing described in the utility model;

Fig. 4 is the structure schematic diagram of the first threshing roller of the corn grain stripping device for corn threshing described in the utility model;

Fig. 5 is a schematic diagram of an enlarged structure of area A in Fig. 4;

Fig. 6 is the structural schematic diagram of the second threshing roller of the corn grain peeling device for corn threshing described in the utility model;

Fig. 7 is a structural schematic diagram of the material receiving unit of the corn kernel peeling device for corn threshing according to the utility model.

In the figure: 10, support frame; 20, box body; 21, feeding inlet; 22, rod core outlet; 23, corn grain outlet; 24, opening; 30, first threshing roller; 31, screw conveying piece; 32, nail Teeth; 321, peeling part; 40, second threshing roller; 41, driven gear; 42, rolling bearing; 43, screen hole; 44, auxiliary threshing block; 50, first drive motor; 51, conveyor belt; 60, the first 2. Driving motor; 61. Driving gear; 70. Material receiving unit; 71. Material receiving part; 711. Hollow part; 72. Deposition box; 73. Base block; 74. Column; .

Detailed ways

The utility model will be described in further detail below in conjunction with the accompanying drawings, so that those skilled in the art can implement it by referring to the description.

As shown in Figures 1 to 3, the utility model provides a corn grain peeling device for corn threshing, including: a hollow box 20 fixedly arranged above the support frame 10, a hollow box 20 rotatably arranged in the box 20 The first threshing roller 30 and the second threshing roller 40 in the cavity, the first driving motor 50 installed on the support frame 10 for driving the rotation of the first threshing roller 30, and the first drive motor 50 installed on the top of the box 20 for The second drive motor 60 used to drive the second threshing roller 40 to rotate. Wherein, the box body 20 has a feed inlet 21, a rod core outlet 22 and a corn kernel outlet 23, and the corn kernel outlet 23 is formed on the bottom end surface of the box body 20; specifically, the box body The bottom end surface of 20 is a downwardly raised arc surface, and the corn grain outlet 23 is set at the central bulge of the arc surface. In the utility model, the bottom end surface of the box body 20 is designed to be an arc surface. The intention is: to make the threshed corn kernels gather together so that the corn kernels can be discharged from the box 20; the feeding port 21 and the cob core outlet 22 are respectively provided with shielding curtains (not shown in the figure). The second threshing roller 40 is a hollow cylinder, the second threshing roller 40 is coaxially arranged with the first threshing roller 30, and the diameter of the inner peripheral surface of the second threshing roller 40 is larger than that of the first threshing roller. The diameter of the threshing roller 30 is used to form a corn threshing space. As shown in Fig. 4 to Fig. 6, the circumferential surface of the first threshing roller 30 is formed with a spiral conveying piece 31 and a number of nail teeth 32 distributed along its axial direction, and the distribution track of the nail teeth 32 is one and the same. Said spiral conveying piece 31 rotates to the same helical line, and a stripping portion 321 that is convenient to peeling off the core of the corn grain is formed on the nail tooth 32, and the radial section of the stripping portion 321 is an equilateral trapezoid, an equilateral trapezoid The structure can avoid damage to corn kernels during threshing and reduce the breakage rate of corn kernels. Several sieve holes 43 and auxiliary threshing blocks 44 are formed on the second threshing roller 40, and the auxiliary threshing blocks 44 are fixedly arranged on the On the inner circumferential surface of the second threshing roller 40, the auxiliary threshing block 44 is an arc block, and the degree of the relative central angle of the arc block is 10°. The speed of threshing is high, and the shape of the arc block can avoid damaging the corn kernels. Specifically, the sieve hole 43 and the auxiliary threshing block 44 are respectively formed on the circumferential wall of the second threshing roller 40 in an annular array, and the sieve hole 43 and the auxiliary threshing block 44 are formed along the The axial distribution of the second threshing roller 40 is described above, and the sieve holes 43 and the auxiliary threshing blocks 44 are distributed at intervals in the axial direction of the second threshing roller 40 .

As shown in Figures 1 and 3, the first drive motor 50 drives the first threshing roller 30 to rotate through a conveyor belt 51, wherein a first pulley is installed at the output end of the first drive motor 50, so A second pulley is installed at one end of the first threshing roller 30 extending out of the box body 10 , and the conveyor belt 51 is sheathed on the first pulley and the second pulley. A driving gear 61 is installed on the output end of the second driving motor 60, and a driven gear 41 meshing with the driving gear 61 is fastened on the outer circumference of the second threshing roller 40, and the box body The top of the threshing roller 20 is formed with an opening 24 for the driving gear 61 to extend into the box body 20 , wherein the second threshing roller 40 is installed in the hollow cavity of the box body through a rolling bearing 42 .

As shown in Figures 2 and 7, a material receiving unit 70 is also provided below the corn kernel outlet 23, and the material receiving unit 70 includes a material receiving part 71 hinged on the corn kernel outlet 23, a detachable A deposition box 72 arranged on the bottom end surface of the material receiving part 71, a base block 73 installed on the support frame 10 and located directly below the deposition box 72, fixedly arranged on the top surface of the base block 73 A pair of cylinders 74 on the top, a compression spring 75 connecting the cylinders 74 and the deposition box 72, a vibrator 76 installed on the bottom surface of the deposition box 72, wherein the material receiving part 71 includes a The material receiving plate and the guard plates fixedly arranged on both sides of the material receiving plate, the hollow part 711 is formed on the material receiving plate, and one end of the compression spring 75 is fastened to the bottom end surface of the deposition box 72 The upper end and the other end are fastened on the top end surface of the cylinder 74, and the size of the hollow part 711 is smaller than the size of a corn kernel. The vibrator 76 can accelerate the falling of the corn kernels, avoiding the blocking of the corn kernels outlet 23, in addition, the vibrator 76 can shake the fine impurities in the corn kernels into the deposition box 72 to reduce Impurities in corn kernels.

Although the embodiment of the utility model has been disclosed as above, it is not limited to the use listed in the specification and implementation, it can be applied to various fields suitable for the utility model, and for those familiar with the art, it can be Further modifications can readily be effected, so the invention is not limited to the specific details and examples shown and described herein without departing from the general concept defined by the claims and their equivalents.

Claims (9)

1. a kind of niblet stripping off device for corn threshing, which is characterized in that including：It is fixed at supporting rack（10）On The hollow box body of side（20）, be rotatably arranged on the babinet（20）The first grain threshing roller in hollow cavity（30）With the second grain threshing roller （40）, be mounted on support frame as described above（10）On for driving first grain threshing roller（30）First driving motor of rotation（50）、 Mounted on the babinet（20）Top is for driving second grain threshing roller（40）Second driving motor of rotation（60）, wherein The babinet（20）With a feeding mouth（21）, a stick core outlet（22）It is exported with a niblet（23）, the niblet outlet （23）It is molded over the babinet（20）Bottom face on, second grain threshing roller（40）For hollow cylinder, second threshing Roller（40）With first grain threshing roller（30）Coaxial arrangement, second grain threshing roller（40）Inner peripheral surface diameter value be more than institute State the first grain threshing roller（30）Diameter value, first grain threshing roller（30）Periphery on form the spiral being axially distributed along it Conveying sheet（31）With several spike-tooths（32）, second grain threshing roller（40）On form several sieve pores（43）With auxiliary threshing block （44）, the auxiliary threshing block（44）It is fixed at second grain threshing roller（40）Inner peripheral surface on.

2. being used for the niblet stripping off device of corn threshing as described in claim 1, which is characterized in that the babinet（20）'s Bottom face is an arcwall face swelled downwards, the niblet outlet（23）It is opened at the central uplift of the arcwall face.

3. being used for the niblet stripping off device of corn threshing as described in claim 1, which is characterized in that the spike-tooth（32）On One is formed convenient for niblet to be removed to the stripping portion of stick core（321）, the stripping portion（321）Radial section be an equilateral ladder Shape.

4. being used for the niblet stripping off device of corn threshing as described in claim 1, which is characterized in that the first driving electricity Machine（50）Pass through conveyer belt（51）Drive first grain threshing roller（30）Rotation, wherein first driving motor（50）It is defeated Outlet is equipped with a first pulley, first grain threshing roller（30）Extend to the babinet（20）Outer one end is equipped with one second Belt wheel, the conveyer belt（51）It is set in the first pulley and second belt wheel.

5. being used for the niblet stripping off device of corn threshing as described in claim 1, which is characterized in that the second driving electricity Machine（60）Output end on a driving gear is installed（61）, second grain threshing roller（40）Outer circumference surface on be fastened with one with The driving gear（61）The driven gear being meshed（41）, the babinet（20）Top form for the driving gear （61）Extend to the babinet（20）Interior opening（24）, wherein second grain threshing roller（40）Pass through rolling bearing（42）Peace In the hollow cavity of the babinet.

6. being used for the niblet stripping off device of corn threshing as described in claim 1, which is characterized in that the auxiliary threshing block （44）The number of degrees for arc block, the opposite central angle of the arc block are 10 °.

7. being used for the niblet stripping off device of corn threshing as described in claim 1, which is characterized in that the niblet outlet （23）Lower section be additionally provided with a splicing unit（70）, the splicing unit（70）It is hinged on the niblet outlet including one （23）On splicing portion（71）, be detachably arranged at the splicing portion（71）A deposition box on bottom face（72）, one be mounted on Support frame as described above（10）Above and it is located at the deposition box（72）The matrix of underface（73）, be fixed at the matrix（73）Top A pair of columns on end face（74）, the connection cylinder（74）With the deposition box（72）Compression spring（75）, be mounted on it is described heavy Product box（72）Vibrator on bottom face（76）, wherein the splicing portion（71）Including a splicing plate and it is fixed at described Splicing plate two sides form hollow-out parts along upper backplate, the splicing plate（711）, the compression spring（75）One end be fastened on The deposition box（72）Bottom face on, the other end be fastened on the cylinder（74）Top end face on.

8. being used for the niblet stripping off device of corn threshing as claimed in claim 7, which is characterized in that the hollow-out parts （711）Size be less than niblet size.

9. being used for the niblet stripping off device of corn threshing as described in claim 1, which is characterized in that the feeding mouth（21） It is exported with the stick core（22）On be respectively arranged with blind.