Grinding device for deep processing of grains

Abstract

The invention relates to the technical field of grain processing, and discloses a grinding device for grain deep processing, the grinding device comprises a processing box, a grinding plate is fixedly connected in the processing box, a plurality of sieve holes are formed in the grinding plate, arc-shaped blocks are fixedly connected to the tops of the left and right sides of the grinding plate, and the arc-shaped blocks are fixedly connected to the tops of the left and right sides of the grinding plate. A discharging plate is fixedly connected to the interior of the processing box, the discharging plate is obliquely arranged and is high in left and low in right, a knocking mechanism is arranged in the processing box, grains can be prevented from being accumulated on the left side and the right side of the top of a grinding plate by arranging an arc-shaped block, and the knocking mechanism comprises an electric push rod; and the grinding plate is knocked through vertical movement of a knocking rod, so that grains accumulated at the top are turned over, the screening effect of screening holes in the grinding plate can be improved, the grains blocked in the grinding plate can fall off due to vibration, the screening holes can be prevented from being blocked, and the screening efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of grain processing, in particular to a grinding device for deep processing of grains. Background Art

[0002] Cereals cover a wide range, including rice, wheat, millet, soybeans and other grains, mainly plant seeds and fruits. They are the traditional staple food of many Asian people. Cereals do not only refer to the seeds of grass plants. Grain milling is also called grain processing, which refers to the production activities of shelling, grinding and fine processing of rice, millet, wheat, sorghum and other grains.

[0003] For example, the publication number CN115672469A discloses a grain milling device, including: a base, a drive box, a cantilever, a grinding disc and a grinding seat, wherein the drive box is mounted on the base, a cantilever is mounted in the drive box, the grinding disc is mounted below the cantilever, and a transmission shaft that can drive the grinding disc to rotate is mounted in the cantilever, the grinding seat is fixedly arranged below the grinding disc, the grinding seat has a surface that matches the grinding disc, and the surface is a cone surface with the top of the cone facing downward; the grinding seat also has a fine grinding section, and a fine grinding disc that matches the fine grinding section is mounted in the grinding disc, and the fine grinding disc can rotate with the grinding disc. Technical effects and advantages of the present invention: In the present application, the grain grinding process is divided into coarse grinding and fine grinding, the grain powder after coarse grinding will be screened by a filter screen, the grain powder that meets the requirements will be separated by the filter screen, and the larger grain particles will be ground again by the fine grinding section to improve the grinding efficiency and powder quality.

[0004] When screening the ground grains, the screen plate is easily blocked, which affects the screening efficiency. Therefore, the screen plate needs to be cleaned in time to improve the screening efficiency. Therefore, a grinding device for deep processing of grains is proposed to solve the above-mentioned problem. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a grinding device for deep processing of grains in view of the deficiencies in the above-mentioned prior art.

[0006] To solve the above technical problems, the technical solution adopted by the present invention is: a grinding device for deep processing of grains, comprising a processing box, a grinding plate is fixedly connected to the interior of the processing box, a plurality of sieve holes are opened inside the grinding plate, arc blocks are fixedly connected to the left and right sides of the top of the grinding plate, a feeding plate is fixedly connected to the interior of the processing box, the feeding plate is obliquely arranged, and the left is higher and the right is lower, a knocking mechanism is arranged inside the processing box, and the grains can be prevented from piling up on the left and right sides of the top of the grinding plate by arranging the arc blocks, and the knocking mechanism comprises an electric push rod, which is fixedly connected to the right inner wall of the processing box, and the left end of the electric push rod is fixedly connected to a cross plate, the back of the cross plate is rotatably connected to a rotating rod through a bearing, and the back of the rotating rod is fixedly connected to a grinding roller, and a plurality of grinding grooves are opened inside the grinding roller. When the grinding roller moves, it will contact the grains, so it will rotate and grind under the action of the friction force of the grains.

[0007] Preferably, an arc groove is provided on the inner wall of the cross plate, the top inner wall of the processing box is fixedly connected with a first sliding rod, the outer wall movable sleeve of the first sliding rod is provided with a first movable sleeve, the outer wall fixed sleeve of the first sliding rod is provided with a first spring, the top of the first spring is fixedly connected between the top of the first movable sleeve and the top inner wall of the processing box, the back of the first movable sleeve is fixedly connected with a first fixing rod, the first fixing rod is slidably connected to the inside of the arc groove, and the left and right sides of the first movable sleeve are fixedly connected with knocking rods, and the knocking rod contacts the top of the grinding plate. When the electric push rod drives the cross plate to move, the first fixing rod slides with the inside of the arc groove when the cross plate moves to the middle section, and when the first fixing rod slides to the middle section of the arc groove, the first fixing rod will move downward, and the knocking rods on both sides of the first movable sleeve will be driven by the first fixing rod to move up and down to the bottom, thereby knocking the grinding plate. Knocking the grinding plate can effectively avoid clogging of the sieve holes inside the grinding plate, and when the first fixing rod is separated from the inside of the arc groove, the first movable sleeve will drive the knocking rod to reset under the elastic force of the first spring.

[0008] Preferably, a first vertical hole and a second vertical hole are provided on the front side of the processing box, the first movable sleeve is slidably connected to the inside of the first vertical hole, the front side of the first movable sleeve is fixedly connected to a first connecting rod, and the inside of the second vertical hole is slidably connected to a sliding block, the end of the first connecting rod away from the first movable sleeve is fixedly connected to the front side of the sliding block, the back of the sliding block is fixedly connected to a folding rod, the top of the folding rod is fixedly connected to a fixing frame, the top of the fixing frame is fixedly connected to an ejector rod, the number of the ejector rods is several and evenly arranged on the top of the fixing frame, and the ejector rods correspond to the positions of the sieve holes one by one, and the first movable sleeve will drive the first connecting rod to move up and down when it moves up and down, thereby driving the folding rod on the back of the sliding block to move up and down through the first connecting rod, and driving the ejector rod to move up and down through the up and down movement of the folding rod, and when the ejector rod moves upward, the grain stuck in the sieve hole will be ejected to avoid affecting the normal screening of the sieve holes inside the grinding plate.

[0009] Preferably, a combing mechanism is provided inside the processing box, and the combing mechanism includes a vertical plate, which is fixedly connected to the top of the first movable sleeve, a second sliding rod is fixedly connected to the left inner wall of the processing box, and the outer movable sleeve of the second sliding rod is provided with a second movable sleeve, the top of the second movable sleeve is hinged with one end of the second connecting rod, and the other end of the second connecting rod is hinged to the left side of the vertical plate, the top of the second movable sleeve is fixedly connected with a gate-shaped frame, the bottom of the gate-shaped frame is fixedly connected with the first fixed sleeve plate, the top inner wall of the first fixed sleeve plate is fixedly connected with a second spring, and the bottom of the second spring is fixedly connected with a first combing plate, the first combing plate is slidably connected to the inside of the first fixed sleeve plate, and the first combing plate contacts with the top of the milling plate, and when the vertical plate moves up and down, the second connecting rod is driven to move up and down, and the movement of the second connecting rod can drive the second movable sleeve to slide on the outer wall of the second sliding rod, and the gate-shaped frame is driven to move left and right by the second sliding rod, thereby driving the first combing plate to move left and right, so as to comb the grains on the top of the milling plate, thereby preventing the grains from accumulating on the top of the milling plate and affecting the screening efficiency of the sieve holes inside the milling plate.

[0010] Preferably, the front and rear sides of the first fixed sleeve are fixedly connected with a cross bar, the outer wall of the cross bar is movably sleeved with a sliding sleeve, the left side of the sliding sleeve is hinged with a support rod, the support rod is hinged to the left inner wall of the processing box, the bottom of the sliding sleeve is fixedly connected with a second fixed sleeve, the top inner wall of the second fixed sleeve is fixedly connected with a third spring, the bottom of the third spring is fixedly connected with a second combing plate, the second combing plate is slidably connected to the inside of the second fixed sleeve, when the gate-shaped frame moves left and right, the sliding sleeve slides on the outer wall of the cross bar under the action of the support rod, thereby driving the second combing plate at the bottom to move left and right, and the combing effect of the grain can be improved by adjusting the left and right positions of the second combing plate, thereby preventing the grain from piling up on the top of the grinding plate and affecting the screening efficiency of the sieve holes inside the grinding plate.

[0011] Preferably, a cleaning mechanism is provided inside the processing box, and the cleaning mechanism includes a reciprocating wire groove, the reciprocating wire groove is opened on the outer wall of the rotating rod, the outer wall of the reciprocating wire groove is slidably connected with a wire sleeve, the back of the cross plate is fixedly connected to a limiting rod, the wire sleeve is movably sleeved on the outer wall of the limiting rod, and the limiting rod is provided to limit the wire sleeve.

[0012] Preferably, the outer wall of the silk sleeve is rotatably connected with a ring through a bearing, the outer wall of the ring is fixedly connected with one end of a third connecting rod, the other end of the third connecting rod is fixedly connected with a first cleaning block, the back of the first cleaning block is fixedly connected with a second fixed rod, the back of the second fixed rod is fixedly connected with a second cleaning block, and the first cleaning block and the second cleaning block are slidably connected inside the grinding groove. When the silk sleeve moves, it will drive the outer ring to move forward and backward, and the ring connected by the bearing can drive the third connecting rod to move forward and backward without affecting its rotation. When the third connecting rod moves forward and backward, it will drive the first cleaning block and the second cleaning block to slide inside the grinding groove, so that the grains blocked inside the grinding groove can be cleaned.

[0013] Preferably, a fourth spring is fixedly connected to the inner bottom side of the ejector rod, a movable block is fixedly connected to the top of the fourth spring, the movable block is slidably connected to the inner wall of the ejector rod, a cleaning roller is fixedly connected to the top of the movable block, and when the movable block and the cleaning roller are ejected upward, they will not exceed the height of the sieve hole. When the ejector rod moves upward, the cleaning roller contacts the outer wall of the grinding roller, and the grains stuck to the outer wall of the grinding roller can be cleaned. When the cleaning roller is ejected into the grinding groove under the action of the fourth spring, the inside of the grinding groove can be cleaned to prevent too much grain stuck inside the grinding groove from affecting normal grinding.

[0014] Preferably, a material inlet is provided on the top of the processing box, and a material discharge port is provided on the right side of the processing box.

[0015] The present invention adopts the above technical solution to bring the following beneficial effects: 1. A grinding device for deep processing of grains, through the cooperation among an electric push rod, a cross plate, a rotating rod, a grinding roller, an arc groove, a first sliding rod, a first movable sleeve, a first spring, a first fixed rod, and a knocking rod, the knocking rod moves up and down to knock on the grinding plate, so that the grains piled on the top are turned over, thereby improving the screening effect of the sieve holes inside the grinding plate, and the grains blocked inside the grinding plate will fall off due to the vibration, thereby avoiding clogging of the sieve holes and improving the screening efficiency.

[0016] 2. This kind of grinding device for deep processing of grains, through the cooperation between the first vertical hole, the first connecting rod, the second vertical hole, the slider, the folding rod, the fixed frame, and the ejector rod, the ejector rod moves up and down inside the sieve hole to eject the grains stuck inside, thereby improving the screening effect of the sieve hole and improving the screening efficiency.

[0017] 3. A grinding device for deep processing of grains, through the cooperation among the vertical plate, the second sliding rod, the second movable sleeve, the second connecting rod, the gate-shaped frame, the first fixed sleeve, the second spring, the first combing plate, the cross bar, the sliding sleeve, the support rod, the second fixed sleeve, the third spring, and the second combing plate, the grains are combed on the top of the grinding plate by the first combing plate and the second combing plate, and the grains on the left and right ends of the top are turned to the middle, thereby avoiding the accumulation of grains on the left and right sides to affect the grinding efficiency and the normal screening of the sieve holes, and the second combing plate can be displaced to improve the turning and combing effect of the grains, so as to effectively avoid the accumulation of grains on the left and right sides of the top of the grinding plate, thereby improving the screening effect of the sieve holes and the grinding efficiency.

[0018] 4. This kind of grinding device for deep processing of grains, through the cooperation between the reciprocating wire groove, the wire sleeve, the limit rod, the third connecting rod, the first cleaning block, the second fixed rod, the second cleaning block, the fourth spring, the movable block, and the cleaning roller, can clean the grains stuck in the grinding groove by sliding the first cleaning block and the second cleaning block inside the grinding groove. Cleaning the grinding groove helps to achieve a stable grinding effect and make the size of the grain particles more uniform, thereby avoiding clogging of the screen holes to affect the screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view of the present invention; Figure 2 is a first cross-sectional view of the present invention; Figure 3 is a second cross-sectional view of the present invention; Figure 4 is a third cross-sectional view of the present invention; Figure 5 It is a first partial diagram of the knocking structure of the present invention; Figure 6 It is a second partial view of the striking mechanism of the present invention; Figure 7 It is a third partial view of the striking mechanism of the present invention; Figure 8 It is a partial diagram of the combing mechanism of the present invention; Fig. 9 It is a partial diagram of the cleaning mechanism of the present invention; Fig.10 It is a detailed view of the ejector rod of the present invention.

[0020] In the figure: 1, processing box; 2, grinding plate; 3, blanking plate; 4, knocking mechanism; 411, electric push rod; 412, horizontal plate; 413, rotating rod; 414, grinding roller; 415, arc groove; 416, first slide bar; 417, first movable sleeve; 418, first spring; 419, first fixed rod; 420, knocking rod; 421, first vertical hole; 422, first connecting rod; 423, second vertical hole; 424, slider; 425, folding rod; 426, fixed frame; 427, ejector rod; 5, combing mechanism; 511, vertical plate; 512, second slide bar; 513, second movable sleeve; 51 4. Second connecting rod; 515. Gate-shaped frame; 516. First fixed sleeve; 517. Second spring; 518. First combing plate; 519. Crossbar; 520. Sliding sleeve; 521. Support rod; 522. Second fixed sleeve; 523. Third spring; 524. Second combing plate; 6. Cleaning mechanism; 611. Reciprocating wire groove; 612. Wire sleeve; 613. Limit rod; 614. Third connecting rod; 615. First cleaning block; 616. Second fixed rod; 617. Second cleaning block; 618. Fourth spring; 619. Movable block; 620. Cleaning roller; 7. Feeding port; 8. Feeding port. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] See also Figure 1-10One embodiment of the present invention is: a grinding device for deep processing of grains, comprising a processing box 1, a grinding plate 2 is fixedly connected inside the processing box 1, a plurality of sieve holes are opened inside the grinding plate 2, arc blocks are fixedly connected to the left and right sides of the top of the grinding plate 2, a feed plate 3 is fixedly connected inside the processing box 1, the feed plate 3 is obliquely arranged, and the left side is higher than the right side, a knocking mechanism 4 is arranged inside the processing box 1, and the grains can be prevented from piling up on the left and right sides of the top of the grinding plate 2 by arranging the arc blocks, the knocking mechanism 4 comprises an electric push rod 411, the electric push rod 411 is fixedly connected to the right inner wall of the processing box 1, the left end of the electric push rod 411 is fixedly connected to a horizontal plate 412, the back of the horizontal plate 412 is rotatably connected to a rotating rod 413 through a bearing, and the rotating rod 413 A grinding roller 414 is fixedly connected to the back, and a plurality of grinding grooves are provided inside the grinding roller 414. The grinding roller 414 will contact the grains when moving, so it will rotate and grind under the action of the friction force of the grains. An arc groove 415 is provided on the inner wall of the cross plate 412. A first slide bar 416 is fixedly connected to the inner wall of the top of the processing box 1. A first movable sleeve 417 is provided on the outer wall of the first slide bar 416. A first spring 418 is fixedly provided on the outer wall of the first slide bar 416. The top of the first spring 418 is fixedly connected between the top of the first movable sleeve 417 and the inner wall of the top of the processing box 1. A first fixed rod 419 is fixedly connected to the back of the first movable sleeve 417. The first fixed rod 419 is slidably connected to the inside of the arc groove 415. The first movable sleeve 4 The left and right sides of 17 are fixedly connected with knocking rods 420, and the knocking rods 420 are in contact with the top of the grinding plate 2. When the electric push rod 411 drives the cross plate 412 to move, the first fixed rod 419 slides with the inside of the arc groove 415 when the cross plate 412 moves to the middle section. When the first fixed rod 419 slides to the middle section of the arc groove 415, the first fixed rod 419 moves downward, and the knocking rods 420 on both sides of the first movable sleeve 417 are driven by the first fixed rod 419 to move up and down toward the bottom, thereby knocking the grinding plate 2. Knocking the grinding plate 2 can effectively avoid clogging of the sieve holes inside the grinding plate 2. When the first fixed rod 419 is out of the arc groove 415, the first movable sleeve 417 will drive the first spring 418 to move upward under the elastic force of the first spring 418. The knocking rod 420 is reset, a first vertical hole 421 and a second vertical hole 423 are provided on the front of the processing box 1, a first movable sleeve 417 is slidably connected to the inside of the first vertical hole 421, a first connecting rod 422 is fixedly connected to the front of the first movable sleeve 417, a slider 424 is slidably connected to the inside of the second vertical hole 423, an end of the first connecting rod 422 away from the first movable sleeve 417 is fixedly connected to the front of the slider 424, a folding rod 425 is fixedly connected to the back of the slider 424, a fixing frame 426 is fixedly connected to the top of the folding rod 425, an ejection rod 427 is fixedly connected to the top of the fixing frame 426, a plurality of ejection rods 427 are evenly arranged on the top of the fixing frame 426, and the ejection rods 427 correspond to the positions of the sieve holes one by one,When the first movable sleeve 417 moves up and down, the first connecting rod 422 is driven to move up and down, thereby driving the folding rod 425 on the back of the slider 424 to move up and down through the first connecting rod 422, and the up and down movement of the folding rod 425 drives the ejection rod 427 to move up and down. When the ejection rod 427 moves upward, the grains stuck in the sieve holes are ejected to avoid affecting the normal screening of the sieve holes inside the grinding plate 2.

[0023] Working principle: add grains from the feed port 7, start the electric push rod 411, the electric push rod 411 drives the cross plate 412 to move, and when the cross plate 412 moves, it drives the rotating rod 413 on the back to move, and when the rotating rod 413 moves, it drives the grinding roller 414 to move, and the grinding roller 414 rotates under the action of the friction between the grains, so as to grind the grains. When the cross plate 412 moves to the middle section, the arc groove 415 inside the cross plate 412 contacts the first fixed rod 419, and the first fixed rod 419 is driven to move downward under the action of the arc groove 415. When the first fixed rod 419 moves downward, it drives the first movable sleeve 417 to slide on the outer wall of the first sliding rod 416, and when the first movable sleeve 417 moves downward, it drives the knocking rod 420 to move The first movable sleeve 417 drives the knocking rod 420 to reset under the elastic force of the first spring 418, and the first movable sleeve 417 drives the first connecting rod 422 to move up and down when it moves up and down, thereby driving the folding rod 425 on the back of the slider 424 to move up and down through the first connecting rod 422, and the ejection rod 427 to move up and down through the up and down movement of the folding rod 425. When the ejection rod 427 moves upward, the grains stuck in the sieve hole will be ejected to avoid affecting the normal screening of the sieve hole inside the grinding plate 2.

[0024] See also Figure 1-10On the basis of the above embodiment, in another embodiment of the present invention, a combing mechanism 5 is arranged inside the processing box 1, and the combing mechanism 5 includes a vertical plate 511, and the vertical plate 511 is fixedly connected to the top of the first movable sleeve 417. The left inner wall of the processing box 1 is fixedly connected to a second sliding rod 512, and the outer movable sleeve of the second sliding rod 512 is provided with a second movable sleeve 513. The top of the second movable sleeve 513 is hinged with one end of a second connecting rod 514, and the other end of the second connecting rod 514 is hinged to the left side of the vertical plate 511. The top of the second movable sleeve 513 is fixedly connected with a gate-shaped frame 515, and the gate-shaped frame 515 is fixedly connected to the top of the second movable sleeve 513. The bottom of the frame 515 is fixedly connected with a first fixed sleeve plate 516, the top inner wall of the first fixed sleeve plate 516 is fixedly connected with a second spring 517, the bottom of the second spring 517 is fixedly connected with a first combing plate 518, the first combing plate 518 is slidably connected to the inside of the first fixed sleeve plate 516, the first combing plate 518 is in contact with the top of the grinding plate 2, when the vertical plate 511 moves up and down, it drives the second connecting rod 514 to move up and down, and the movement of the second connecting rod 514 can drive the second movable sleeve 513 to slide on the outer wall of the second sliding rod 512, and the second sliding rod 512 drives the second movable sleeve 513 to slide on the outer wall of the second sliding rod 512. The movable gate-shaped frame 515 moves left and right, thereby driving the first combing plate 518 to move left and right, so as to comb the grains on the top of the grinding plate 2, so as to prevent the grains from piling up on the top of the grinding plate 2 and affecting the screening efficiency of the sieve holes inside the grinding plate 2. The front and rear sides of the first fixed sleeve 516 are fixedly connected with a cross bar 519, and the outer wall of the cross bar 519 is movably sleeved with a sliding sleeve 520. The left side of the sliding sleeve 520 is hinged with a support rod 521, and the support rod 521 is hinged to the left inner wall of the processing box 1. The bottom of the sliding sleeve 520 is fixedly connected with a second fixed sleeve 522, and the top of the second fixed sleeve 522 is fixedly connected to the bottom of the sliding sleeve 520. A third spring 523 is fixedly connected to the inner wall of the third spring 523, and a second combing plate 524 is fixedly connected to the bottom of the third spring 523. The second combing plate 524 is slidably connected to the inside of the second fixed sleeve 522. When the gate-shaped frame 515 moves left and right, the sliding sleeve 520 slides on the outer wall of the cross bar 519 under the action of the support rod 521, thereby driving the second combing plate 524 at the bottom to move left and right. By adjusting the left and right position of the second combing plate 524, the combing effect of the grain can be improved, thereby preventing the grain from piling up on the top of the grinding plate 2 and affecting the screening efficiency of the sieve holes inside the grinding plate 2.

[0025] Working principle: when the first movable sleeve 417 moves up and down, it will drive the vertical plate 511 to move up and down, and when the vertical plate 511 moves up and down, it will drive the second connecting rod 514 to move, and when the second connecting rod 514 moves, it will drive the second movable sleeve 513 to slide on the outer wall of the second slide rod 512, and when the second movable sleeve 513 slides on the outer wall of the second slide rod 512, it will drive the top gate-shaped frame 515 to move left and right, and the first combing plate 518 at the bottom will be driven to move left and right through the gate-shaped frame 515, and the grains can be combed through the first combing plate 518, and when the gate-shaped frame 515 moves left and right, the sliding sleeve 520 slides on the outer wall of the cross bar 519 under the action of the support rod 521, so as to drive the second combing plate 524 at the bottom to move left and right, and the combing effect of the grains can be improved by adjusting the left and right positions of the second combing plate 524, so as to avoid the grains from piling up on the top of the grinding plate 2 and affecting the screening efficiency of the sieve holes inside the grinding plate 2.

[0026] See also Figure 1-10On the basis of the above embodiment, in another embodiment of the present invention, a cleaning mechanism 6 is arranged inside the processing box 1, and the cleaning mechanism 6 includes a reciprocating wire groove 611, and the reciprocating wire groove 611 is opened on the outer wall of the rotating rod 413, and the outer wall of the reciprocating wire groove 611 is slidably connected with a wire sleeve 612, and the back of the cross plate 412 is fixedly connected with a limiting rod 613, and the wire sleeve 612 is movably sleeved on the outer wall of the limiting rod 613, and the limiting rod 613 is provided to limit the wire sleeve 612, and the outer wall of the wire sleeve 612 is rotatably connected with a circular ring through a bearing, and the outer wall of the circular ring is fixedly connected with one end of a third connecting rod 614, and the other end of the third connecting rod 614 is fixedly connected with a first cleaning block 615, and the back of the first cleaning block 615 is fixedly connected with a second fixed rod 616, and the back of the second fixed rod 616 is fixedly connected with a second cleaning block 617, and the first cleaning block 615 and the second cleaning block 617 are slidably connected inside the grinding groove. When the wire sleeve 612 moves, it will drive the external ring to move forward and backward. The ring connected by the bearing can drive the third connecting rod 614 to move forward and backward without affecting its rotation. When the third connecting rod 614 moves forward and backward, it will drive the first cleaning block 615 and the second cleaning block 617 to slide inside the grinding groove, so that the grains blocked inside the grinding groove can be cleaned. The inner bottom side of the ejector rod 427 is fixedly connected with the fourth spring 618, and the top of the fourth spring 618 is fixedly connected with a movable block 619. The movable block 619 is slidably connected to the inner wall of the ejector rod 427, and the top of the movable block 619 is fixedly connected with a cleaning roller 620. When the ejection rod 427 moves upward and the cleaning roller 620 contacts the outer wall of the grinding roller 414, the grains stuck on the outer wall of the grinding roller 414 can be cleaned. When the cleaning roller 620 is ejected into the grinding trough under the action of the fourth spring 618, the inside of the grinding trough can be cleaned to prevent too much grain from being stuck in the grinding trough and affecting normal grinding. A feeding port 7 is provided at the top of the processing box 1, and a discharge port 8 is provided on the right side of the processing box 1.

[0027] Working principle: When the rotating rod 413 rotates, it will drive the reciprocating wire groove 611 on its outer wall to rotate. When the reciprocating wire groove 611 rotates, it will drive the wire sleeve 612 to move forward and backward. When the wire sleeve 612 moves, it will drive the outer ring to move forward and backward. The ring connected by the bearing can drive the third connecting rod 614 to move forward and backward without affecting its rotation. When the third connecting rod 614 moves forward and backward, it will drive the first cleaning block 615 and the second cleaning block 617 to slide inside the grinding groove, so that the grains blocked inside the grinding groove can be removed. For cleaning, when the grinding roller 414 rotates, its outer wall will collide with the cleaning roller 620. When the grinding roller 414 is out of contact with the cleaning roller 620, the grinding groove on the inner wall of the grinding roller 414 will contact the cleaning roller 620. The cleaning roller 620 is ejected into the grinding groove under the action of the fourth spring 618, and the inside of the grinding groove can be cleaned to avoid excessive grains stuck in the grinding groove affecting normal grinding. In this way, the grains that have been ground and meet the requirements will leak out from the sieve holes inside the grinding plate 2, fall onto the discharge plate 3, and be discharged from the discharge port 8.

[0028] The present invention provides a grinding device for deep processing of grains. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A grinding device for deep processing of grains, comprising a processing box (1), characterized in that: A grinding plate (2) is fixedly connected to the interior of the processing box (1), a plurality of sieve holes are provided inside the grinding plate (2), arc-shaped blocks are fixedly connected to the left and right sides of the top of the grinding plate (2), a blanking plate (3) is fixedly connected to the interior of the processing box (1), the blanking plate (3) is obliquely arranged with the left side higher than the right side, and a knocking mechanism (4) is arranged inside the processing box (1); The knocking mechanism (4) comprises an electric push rod (411), the electric push rod (411) being fixedly connected to the right inner wall of the processing box (1), the left end of the electric push rod (411) being fixedly connected to a horizontal plate (412), the back of the horizontal plate (412) being rotatably connected to a rotating rod (413) via a bearing, the back of the rotating rod (413) being fixedly connected to a grinding roller (414), and a plurality of grinding grooves being provided inside the grinding roller (414).

2. A grinding device for deep processing of grains according to claim 1, characterized in that: The inner wall of the horizontal plate (412) is provided with an arc groove (415), the top inner wall of the processing box (1) is fixedly connected with a first sliding rod (416), the outer wall movable sleeve of the first sliding rod (416) is provided with a first movable sleeve (417), the outer wall fixed sleeve of the first sliding rod (416) is provided with a first spring (418), the top of the first spring (418) is fixedly connected between the top of the first movable sleeve (417) and the top inner wall of the processing box (1), the back of the first movable sleeve (417) is fixedly connected with a first fixed rod (419), the first fixed rod (419) is slidably connected to the inside of the arc groove (415), the left and right sides of the first movable sleeve (417) are fixedly connected with knocking rods (420), and the knocking rods (420) are in contact with the top of the grinding plate (2).

3. A grinding device for deep processing of grains according to claim 2, characterized in that: The front of the processing box (1) is provided with a first vertical hole (421) and a second vertical hole (423); the first movable sleeve (417) is slidably connected to the inside of the first vertical hole (421); the front of the first movable sleeve (417) is fixedly connected to a first connecting rod (422); the inside of the second vertical hole (423) is slidably connected to a sliding block (424); one end of the first connecting rod (422) away from the first movable sleeve (417) is fixedly connected to the front of the sliding block (424); the back of the sliding block (424) is fixedly connected to a folding rod (425); the top of the folding rod (425) is fixedly connected to a fixing frame (426); the top of the fixing frame (426) is fixedly connected to an ejection rod (427); the number of the ejection rods (427) is plural and evenly arranged at the top of the fixing frame (426); and the ejection rods (427) correspond to the positions of the sieve holes one by one.

4. A grinding device for deep processing of grains according to claim 3, characterized in that: A combing mechanism (5) is arranged inside the processing box (1), and the combing mechanism (5) comprises a vertical plate (511), and the vertical plate (511) is fixedly connected to the top of the first movable sleeve (417). A second sliding rod (512) is fixedly connected to the left inner wall of the processing box (1), and the outer movable sleeve of the second sliding rod (512) is provided with a second movable sleeve (513). The top of the second movable sleeve (513) is hinged to one end of a second connecting rod (514), and the other end of the second connecting rod (514) is hinged to the vertical plate (511). On the left side, the top of the second movable sleeve (513) is fixedly connected to a gate-shaped frame (515), the bottom of the gate-shaped frame (515) is fixedly connected to a first fixed sleeve plate (516), the top inner wall of the first fixed sleeve plate (516) is fixedly connected to a second spring (517), the bottom of the second spring (517) is fixedly connected to a first combing plate (518), the first combing plate (518) is slidably connected to the inside of the first fixed sleeve plate (516), and the first combing plate (518) is in contact with the top of the grinding plate (2).

5. The grinding device for deep processing of grains according to claim 4, characterized in that: The front and rear sides of the first fixed sleeve (516) are fixedly connected with a cross bar (519); the outer wall of the cross bar (519) is movably sleeved with a sliding sleeve (520); the left side of the sliding sleeve (520) is hinged with a support rod (521); the support rod (521) is hinged to the left inner wall of the processing box (1); the bottom of the sliding sleeve (520) is fixedly connected with a second fixed sleeve (522); the top inner wall of the second fixed sleeve (522) is fixedly connected with a third spring (523); the bottom of the third spring (523) is fixedly connected with a second combing plate (524); the second combing plate (524) is slidably connected to the inside of the second fixed sleeve (522).

6. A grinding device for deep processing of grains according to claim 5, characterized in that: A cleaning mechanism (6) is arranged inside the processing box (1), and the cleaning mechanism (6) comprises a reciprocating wire groove (611), the reciprocating wire groove (611) is arranged on the outer wall of the rotating rod (413), the outer wall of the reciprocating wire groove (611) is slidably connected to a wire sleeve (612), the back of the horizontal plate (412) is fixedly connected to the limiting rod (613), and the wire sleeve (612) is movably sleeved on the outer wall of the limiting rod (613).

7. A grinding device for deep processing of grains according to claim 6, characterized in that: The outer wall of the wire sleeve (612) is rotatably connected to a circular ring via a bearing, the outer wall of the circular ring is fixedly connected to one end of a third connecting rod (614), the other end of the third connecting rod (614) is fixedly connected to a first cleaning block (615), the back of the first cleaning block (615) is fixedly connected to a second fixing rod (616), the back of the second fixing rod (616) is fixedly connected to a second cleaning block (617), and the first cleaning block (615) and the second cleaning block (617) are slidably connected inside the grinding groove.

8. The grinding device for deep processing of grains according to claim 7, characterized in that: A fourth spring (618) is fixedly connected to the inner bottom side of the ejection rod (427), a movable block (619) is fixedly connected to the top of the fourth spring (618), the movable block (619) is slidably connected to the inner wall of the ejection rod (427), and a cleaning roller (620) is fixedly connected to the top of the movable block (619).

9. A grinding device for deep processing of grains according to claim 8, characterized in that: The top of the processing box (1) is provided with a material inlet (7), and the right side of the processing box (1) is provided with a material outlet (8).

Images