Graded grinding equipment for agricultural product grain processing

Abstract

The invention discloses agricultural product grain processing grading grinding equipment which comprises a feeding device, the top of an inner cavity of the feeding device communicates with a dust blowing device, the bottom of the inner cavity of the feeding device is slidably connected with a dust collecting box, the bottom of the feeding device communicates with a smashing box, and the top of an inner cavity of the smashing box is fixedly connected with an extrusion smashing device. The bottom of the crushing device communicates with a crushing device, the bottom of the crushing device communicates with a fine grinding box, the top of an inner cavity of the fine grinding box is fixedly connected with a screening device, the inner cavity of the fine grinding box is fixedly connected with a grinding device located at the bottom of the screening device, and the bottom of the fine grinding box is slidably connected with a collecting device; the invention relates to the technical field of grinding equipment. Dust in raw materials can be removed through the dust blowing device, then the raw materials are preliminarily crushed through the extrusion crushing device and the crushing cavity, then the raw materials which are not completely crushed are screened through the screening device, and finally the raw materials are disinfected through the disinfecting device and then collected through the collecting device.

Description

Technical Field

[0001] The invention relates to the technical field of grinding equipment, and in particular to agricultural product grain processing and grading grinding equipment. Background Art

[0002] Cereals are an indispensable food crop in daily life. In the production and processing of agricultural products made from cereals, grading grinding equipment is often needed to grind the cereals for subsequent processing. However, the existing grading grinding equipment has the following problems when grinding cereals: first, multiple grindings are often required due to insufficient grinding; second, when the existing device crushes the cereals, some of the crushed cereals will be insufficiently crushed, which will affect the subsequent grinding effect of the cereals and lead to low efficiency. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides an agricultural product grain processing and grading grinding device, comprising a feeding device, a feeding port is provided at the top of the feeding device, a dust blowing device is connected to a side of the top of the feeding device away from the feeding port, a dust blowing box is provided at the top of the inner cavity of the feeding device, a connecting pipe is connected to the top of the dust blowing box, an end of the connecting pipe away from the feeding port is connected to a blower, the bottom of the blower is fixedly connected to the feeding device, uniform flow holes are evenly provided at the bottom of the dust blowing box, a filter plate is fixedly connected to a side of the inner cavity of the feeding device away from the dust blowing box, filter holes are evenly provided on the surface of the filter plate, a first discharge port is provided at one end of the inner cavity of the feeding device away from the feeding port, a dust collecting box is slidably connected to a side of the surface of the filter plate away from the dust blowing box, and a first handle is fixedly connected to a side of the surface of the dust collecting box close to the feeding port; The bottom of the feeding device is connected to a crushing box, the top of the inner cavity of the crushing box is fixedly connected to an extrusion crushing device, the bottom of the extrusion crushing device is connected to a crushing chamber, the bottom of the crushing chamber is connected to a fine grinding box, a feeding hole is provided at the top of the fine grinding box, a screening device is fixedly connected to the top of the inner cavity of the fine grinding box located around the feeding hole, a grinding device is fixedly connected to the side of the inner cavity of the fine grinding box close to the bottom of the screening device and away from the feeding hole, an installation port is provided on the surface of the inner cavity of the fine grinding box close to the feeding port and away from the screening device, a disinfection device is fixedly connected to the inner cavity of the fine grinding box located at the installation port and on both sides opposite to it, four disinfection devices are provided, and a collecting device is slidably connected to the bottom of the inner cavity of the fine grinding box.

[0004] Furthermore, the extrusion crushing device includes a power device, and the power device includes a first motor, and the first motor is fixedly connected to the top of the inner cavity of the crushing box on one side close to the feeding device, and the first motor is rotatably connected to the first output shaft on the side away from the feeding device, and a rolling roller is fixedly connected to the surface of the first output shaft on the side close to the crushing chamber, and six rolling rollers are provided, and a crushing plate is fixedly connected to the surface of the inner cavity of the crushing box below the rolling roller, and crushing holes are evenly opened on the surface of the crushing plate, and the first output shaft passes through the crushing plate, and the surface of the crushing plate away from the first motor is connected to the first gathering platform.

[0005] Furthermore, the rolling roller includes a first connecting rod, one end of the first connecting rod close to the first motor is fixedly connected to the first output shaft, and one end of the first connecting rod away from the first output shaft is rotatably connected to a rotating roller.

[0006] Furthermore, the pulverizing chamber includes a pulverizing device, the top of the pulverizing chamber is connected to the first gathering platform, the bottom of the pulverizing chamber is connected to the second gathering platform, and the second gathering platform is connected to the feed hole.

[0007] Furthermore, the pulverizing device comprises a first rotating shaft, one end of the first rotating shaft close to the first motor is fixedly connected to the first output shaft, and a pulverizing blade is fixedly connected to the surface of the first rotating shaft.

[0008] Furthermore, the screening device includes a first mounting plate, a side of the first mounting plate close to the crushing chamber is fixedly connected to the top of the inner cavity of the fine grinding box, four first mounting plates are arranged, a first mounting shaft is fixedly connected between the first mounting plates, a second connecting rod is rotatably connected to the surface of the first mounting shaft, a second mounting plate is fixedly connected to an end of the second connecting rod away from the first mounting plate, a second mounting shaft is fixedly connected between the second mounting plates, the second mounting shaft is rotatably connected to the second connecting rod, a screening platform is fixedly connected to the side of the second mounting plate away from the first mounting plate, a screening plate is fixedly connected to the bottom of the screening platform, screening holes are provided on the surface of the screening plate, A third connecting rod is fixedly connected to a side of the screening table surface close to the first handle, an end of the third connecting rod away from the screening table is fixedly connected to a connecting rod, an end of the connecting rod away from the third connecting rod is fixedly connected to a fourth connecting rod, an end of the fourth connecting rod away from the connecting rod is fixedly connected to a rotating wheel, a second output shaft is fixedly connected to the center of the rotating wheel, an end of the second output shaft away from the connecting rod is rotatably connected to a second motor, a first mounting seat is fixedly connected to the bottom of the second motor, a side of the first mounting seat surface away from the screening table is fixedly connected to the inner cavity of the fine grinding box, the bottom of the screening table is connected to a third gathering table, and a second discharge port is provided at the bottom of the third gathering table.

[0009] Further, the grinding device includes a fixed plate, which is fixedly connected to both sides of the inner surface of the fine grinding box where the disinfection device is not installed, the fixed plate is fixedly connected to a grinding box on a side away from the inner surface of the fine grinding box, a third discharge port is provided at the bottom of the grinding box, the inner cavity of the grinding box is rotatably connected to a second rotating shaft on both sides close to the fixed plate, a grinding roller is fixedly connected to the surface of the second rotating shaft, the second rotating shaft passes through the grinding box, a second mounting seat is fixedly connected to a side of the grinding box surface close to the first handle, a third motor is fixedly connected to a side of the second mounting seat surface away from the grinding box, a third output shaft is rotatably connected to a side of the third motor away from the grinding roller, and a belt is rotatably connected to the surface of the third output shaft at one end of the second rotating shaft close to the third motor.

[0010] Furthermore, the disinfection device includes a third mounting seat, and the side of the third mounting seat close to the first handle is fixedly connected to the inner cavity surface of the fine grinding box, and the side of the third mounting seat away from the inner cavity surface of the fine grinding box is provided with a mounting hole, and an ultraviolet lamp is installed on the mounting hole, and the side of the third mounting seat surface away from the screening device is fixedly connected to a lampshade.

[0011] Furthermore, the collecting device comprises a collecting box, the bottom of the collecting box is slidably connected to the bottom of the inner cavity of the fine grinding box, and a second handle is fixedly connected to one side of the surface of the collecting box close to the first handle.

[0012] Compared with the prior art, the present invention has the following beneficial effects: (1) This agricultural product grain processing and grading grinding equipment can blow out most of the dust and impurities in the raw materials when the raw materials are fed through the cooperation of the feeding device and the dust blowing device, so as to improve the purity of the raw materials after processing.

[0013] (2) This agricultural product grain processing and grading grinding equipment can perform preliminary crushing of the raw materials through the extrusion crushing device, which is convenient for the next level of crushing.

[0014] (3) The agricultural product grain processing and grading grinding equipment can further grind the raw materials after preliminary grinding through the grinding chamber, and then screen out the raw materials that are not completely ground through the screening device.

[0015] (4) This agricultural product grain processing and grading grinding equipment can thoroughly grind the raw materials that have undergone secondary treatment through a grinding device, grind the raw materials finely, and then collect the raw materials through a collecting device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic diagram of a partial cross-sectional structure of the present invention; Figure 3 It is a schematic cross-sectional view of the structure of the present invention; Figure 4 It is a schematic diagram of the structure of the feeding device of the present invention; Figure 5 This is a schematic diagram of the structure of the extrusion crushing device of the present invention; Figure 6 It is a schematic diagram of the structure of the screening device of the present invention; Figure 7 It is a schematic diagram of an enlarged part of the structure of the screening device of the present invention; Figure 8 It is a schematic diagram of the structure of the grinding device of the present invention; Fig. 9 It is a partial structural schematic diagram of the grinding device of the present invention; Fig.10 It is a schematic diagram of the structure of the disinfection device of the present invention.

[0017] In the figure: 1. feeding device; 101. feeding port; 102. filter plate; 1021. filter hole; 103. first discharge port; 104. dust collecting box; 1041. first handle; 2. dust blowing device; 201. blower; 202. connecting pipe; 203. dust blowing box; 204. flow-averaging hole; 3. crushing box; 4. extrusion crushing device; 401. power device; 4011. first motor; 4012. first output shaft ; 402, rolling roller; 4021, first connecting rod; 4022, rotating roller; 403, crushing plate; 4031, crushing hole; 404, first gathering platform; 5, crushing chamber; 501, crushing device; 5011, first rotating shaft; 5012, crushing blade; 502, second gathering platform; 6, fine grinding box; 601, feeding hole; 602, mounting port; 7, screening device; 701, first mounting plate; 702, second connecting rod Connecting rod; 703, first mounting shaft; 704, second mounting plate; 705, second mounting shaft; 706, screening table; 707, screening plate; 7071, screening hole; 708, third connecting rod; 709, connecting rod; 710, fourth connecting rod; 711, rotating wheel; 712, second output shaft; 713, second motor; 714, first mounting seat; 715, third gathering table; 716, second discharge port; 8, grinding device; 801, fixed plate; 802, grinding box; 803, second rotating shaft; 804, grinding roller; 805, third output shaft; 806, belt; 807, third motor; 808, second mounting seat; 809, third discharge port; 9, disinfection device; 901, third mounting seat; 902, mounting hole; 903, ultraviolet lamp tube; 904, lampshade; 10, collection device; 1001, collection box; 1002, second handle. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-Figure 10As shown, the present invention provides a technical solution, a grain processing and grading grinding device for agricultural products, comprising a feeding device 1, a feeding port 101 is provided on the top of the feeding device 1, a dust blowing device 2 is connected to the side of the top of the feeding device 1 away from the feeding port 101, a dust blowing box 203 is provided on the top of the inner cavity of the feeding device 1, a connecting pipe 202 is connected to the top of the dust blowing box 203, a blower 201 is connected to the end of the connecting pipe 202 away from the feeding port 101, the bottom of the blower 201 is fixedly connected to the feeding device 1, the bottom of the dust blowing box 203 is evenly provided with flow-averaging holes 204, a filter plate 102 is fixedly connected to the side of the inner cavity of the feeding device 1 away from the dust blowing box 203, and the filter plate 102 The surface is evenly provided with filter holes 1021, a first discharge port 103 is provided at one end of the inner cavity of the feeding device 1 away from the feeding port 101, a dust collecting box 104 is slidably connected to the side of the filter plate 102 surface away from the dust blowing box 203, a first handle 1041 is fixedly connected to the side of the dust collecting box 104 surface close to the feeding port 101, air can be blown into the dust blowing box 203 through the blower 201 and the connecting pipe 202, and impurities and dust in the raw materials entering from the feeding port 101 are blown into the dust collecting box 104 through the filter holes 1021 through the flow-averaging holes 204, and the first handle 1041 can draw out the dust collecting box 104 for cleaning; The bottom of the feeding device 1 is connected to a crushing box 3, the top of the inner cavity of the crushing box 3 is fixedly connected to an extrusion crushing device 4, the bottom of the extrusion crushing device 4 is connected to a crushing chamber 5, the bottom of the crushing chamber 5 is connected to a fine grinding box 6, a feed hole 601 is provided at the top of the fine grinding box 6, a screening device 7 is fixedly connected to the top of the inner cavity of the fine grinding box 6 around the feed hole 601, a grinding device 8 is fixedly connected to the side of the inner cavity of the fine grinding box 6 close to the bottom of the screening device 7 and away from the feed hole 601, an installation port 602 is provided on the inner cavity surface of the fine grinding box 6 close to the feed port 101 and away from the screening device 7, a disinfection device 9 is fixedly connected to the inner cavity of the fine grinding box 6 at the installation port 602 and the opposite sides thereof, four disinfection devices 9 are provided, and a collecting device 10 is slidably connected to the bottom of the inner cavity of the fine grinding box 6.

[0020] The extrusion crushing device 4 includes a power device 401, which includes a first motor 4011. The first motor 4011 is fixedly connected to the top of the inner cavity of the crushing box 3 on one side close to the feeding device 1. The first motor 4011 is rotatably connected to the side away from the feeding device 1 with a first output shaft 4012. The first output shaft 4012 is fixedly connected to the side close to the crushing chamber 5 with a rolling roller 402. There are six rolling rollers 402. A crushing plate 403 is fixedly connected to the inner cavity surface of the crushing box 3 below the rolling roller 402. The crushing holes 4031 are evenly opened on the surface of the crushing plate 403. The first output shaft 4012 penetrates the crushing plate 403. The side of the surface of the crushing plate 403 away from the first motor 4011 is connected to the first gathering platform 404. The first motor 4011 is energized to output power to drive the first output shaft 4012 to rotate.

[0021] The crushing roller 402 includes a first connecting rod 4021, one end of the first connecting rod 4021 close to the first motor 4011 is fixedly connected to the first output shaft 4012, and the other end of the first connecting rod 4021 away from the first output shaft 4012 is rotatably connected to a rotating roller 4022. The first output shaft 4012 drives the rotating roller 4022 to rotate through the first connecting rod 4021, and the raw materials falling onto the crushing plate 403 are preliminarily crushed and crushed, and the raw materials that have been preliminarily processed are discharged into the crushing chamber 5 through the crushing hole 4031 and the first gathering table 404.

[0022] The pulverizing chamber 5 includes a pulverizing device 501 . The top of the pulverizing chamber 5 is connected to the first gathering platform 404 . The bottom of the pulverizing chamber 5 is connected to the second gathering platform 502 . The second gathering platform 502 is connected to the feed hole 601 .

[0023] The crushing device 501 includes a first rotating shaft 5011, and one end of the first rotating shaft 5011 close to the first motor 4011 is fixedly connected to the first output shaft 4012. A crushing blade 5012 is fixedly connected to the surface of the first rotating shaft 5011. The first rotating shaft 5011 rotates due to the rotation of the first output shaft 4012, further driving the crushing blade to perform secondary crushing on the raw materials, and then the second gathering table 502 discharges the raw materials after the secondary processing into the fine grinding box 6 through the feed hole 601.

[0024] The screening device 7 includes a first mounting plate 701, a side of the first mounting plate 701 close to the crushing chamber 5 is fixedly connected to the top of the inner cavity of the fine grinding box 6, four first mounting plates 701 are provided, a first mounting shaft 703 is fixedly connected between the first mounting plates 701, a second connecting rod 702 is rotatably connected to the surface of the first mounting shaft 703, an end of the second connecting rod 702 away from the first mounting plate 701 is fixedly connected to a second mounting plate 704, and a second mounting plate 704 is fixedly connected between the second mounting plates 704. The mounting shaft 705 is rotatably connected to the second connecting rod 702. A screening platform 706 is fixedly connected to the side of the second mounting plate 704 away from the first mounting plate 701. A screening plate 707 is fixedly connected to the bottom of the screening platform 706. A screening hole 7071 is provided on the surface of the screening plate 707. A third connecting rod 708 is fixedly connected to the side of the surface of the screening platform 706 close to the first handle 1041. A connecting rod 709 is fixedly connected to the end of the third connecting rod 708 away from the screening platform 706. The end of the connecting rod 709 away from the third connecting rod 708 is fixedly connected to the fourth connecting rod 710, the end of the fourth connecting rod 710 away from the connecting rod 709 is fixedly connected to the rotating wheel 711, the center of the rotating wheel 711 is fixedly connected to the second output shaft 712, the end of the second output shaft 712 away from the connecting rod 709 is rotatably connected to the second motor 713, the bottom of the second motor 713 is fixedly connected to the first mounting seat 714, and the side of the surface of the first mounting seat 714 away from the screening table 706 is connected to the fine The inner cavity of the fine grinding box 6 is fixedly connected, and the bottom of the screening table 706 is connected to the third gathering table 715. The bottom of the third gathering table 715 is provided with a second discharge port 716. The second motor 713 is energized to drive the second output shaft 712 to rotate, and further drives the fourth connecting rod 710, the connecting rod 709 and the third connecting rod 708 to move through the rotating wheel 711, thereby driving the screening table 706 to reciprocate, and the raw materials falling onto the screening plate 707 are screened, and the raw materials that are not completely crushed are screened.

[0025] The grinding device 8 includes a fixed plate 801, which is fixedly connected to the two sides of the inner cavity surface of the fine grinding box 6 where the disinfection device 9 is not installed. The side of the fixed plate 801 away from the inner cavity surface of the fine grinding box 6 is fixedly connected to the grinding box 802, and a third discharge port 809 is provided at the bottom of the grinding box 802. The inner cavity of the grinding box 802 is rotatably connected to the second rotating shaft 803 on both sides close to the fixed plate 801, and the surface of the second rotating shaft 803 is fixedly connected to a grinding roller 804, and the second rotating shaft 803 passes through the grinding box 802. The side of the surface of the grinding box 802 close to the first handle 1041 is fixedly connected to the second mounting seat 804. 08. A third motor 807 is fixedly connected to the side of the surface of the second mounting seat 808 away from the grinding box 802. A third output shaft 805 is rotatably connected to the side of the third motor 807 away from the grinding roller 804. A belt 806 is rotatably connected to the surface of the third output shaft 805 at one end of the second rotating shaft 803 close to the third motor 807. The third motor 807 is energized to output power, driving the third output shaft 805 to rotate, and the second rotating shaft 803 and the grinding roller 804 are driven to rotate through the belt 806. The raw materials after screening are finely ground and then discharged from the third discharge port into the collection device 10.

[0026] The disinfection device 9 includes a third mounting seat 901, and the side of the third mounting seat 901 close to the first handle 1041 is fixedly connected to the inner cavity surface of the fine grinding box 6, and the side of the third mounting seat 901 away from the inner cavity surface of the fine grinding box 6 is provided with a mounting hole 902, and an ultraviolet lamp tube 903 is installed on the mounting hole 902, and a lampshade 904 is fixedly connected to the side of the surface of the third mounting seat 901 away from the screening device 7.

[0027] The collecting device 10 comprises a collecting box 1001 , the bottom of which is slidably connected to the bottom of the inner cavity of the fine grinding box 6 , and a second handle 1002 is fixedly connected to one side of the surface of the collecting box 1001 close to the first handle 1041 .

[0028] When in use, the blower 201 is powered on to blow air into the dust box 203 through the connecting pipe 202. At this time, the raw material is poured into the feeding device 1 from the feeding port 101. At this time, the dust box 203 blows air into the feeding device 1 through the guide hole 2031. At this time, the dust and other impurities in the raw material are blown into the dust collection box 104 through the filter hole 1021 on the filter plate 102 due to the air blowing. At this time, the raw material after dust removal falls into the crushing box 3 from the first discharge port 103. At this time, the first motor 4011 is powered on to output power, driving the first output shaft 4012 to rotate, and the first output shaft 4012 drives the first connecting The rod 4021 rotates, further driving the rotating roller 4022 to rotate, and the raw materials falling on the crushing plate 403 are initially crushed and pulverized. At this time, part of the raw materials, after being crushed and pulverized, fall from the crushing hole 4031 onto the first gathering platform 404, and are then guided into the crushing chamber 5 by the first gathering platform 404. At this time, the first rotating shaft 5011 is driven to rotate due to the rotation of the first output shaft 4012, thereby driving the crushing blade 5012 to rotate, and the raw materials that have been initially crushed and pulverized are subjected to secondary crushing. At this time, the raw materials that have been subjected to the secondary crushing pass through the second gathering platform 502 and fall from the feeding hole 601 into the fine grinding box 6; At this time, the secondary crushed raw materials fall onto the screening plate 707 from the feed hole 601, and the second motor 713 is energized to output power, driving the second output shaft 712 to rotate, and then driving the rotating wheel 711 to rotate, so that the fourth connecting rod 710 drives the connecting rod 709 and the third connecting rod 708 to rotate, so that the screening table 706 can reciprocate, and the secondary crushed raw materials falling onto the screening plate 707 are screened, and the raw materials that meet the requirements will fall into the grinding device 8 through the second discharge port 716 on the third gathering table 715; At this time, the third motor 807 is energized to output power, driving the third output shaft 805 to rotate, and then transmitting power through the belt 806 to drive the second rotating shaft 803 and the grinding roller 804 to rotate, so as to finely grind the raw materials. After grinding, the raw materials will fall into the collection device 10 through the third discharge port 809. During the entire screening and grinding process, the disinfection device 9 will disinfect the raw materials to kill the eggs and parasites in the raw materials to avoid harm to human health.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0030] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A grain processing and grading grinding device for agricultural products, comprising a feeding device (1), characterized in that: A feeding port (101) is provided at the top of the feeding device (1); a dust blowing device (2) is connected to the side of the top of the feeding device (1) away from the feeding port (101); a dust blowing box (203) is provided at the top of the inner cavity of the feeding device (1); a connecting pipe (202) is connected to the top of the dust blowing box (203); a blower (201) is connected to the end of the connecting pipe (202) away from the feeding port (101); the bottom of the blower (201) is fixedly connected to the feeding device (1); and flow equalizing holes (204) are evenly provided at the bottom of the dust blowing box (203). ), a filter plate (102) is fixedly connected to a side of the inner cavity of the feeding device (1) away from the dust blowing box (203), and filter holes (1021) are evenly arranged on the surface of the filter plate (102); a first discharge port (103) is arranged at one end of the inner cavity of the feeding device (1) away from the feeding port (101), a dust collection box (104) is slidably connected to a side of the surface of the filter plate (102) away from the dust blowing box (203), and a first handle (1041) is fixedly connected to a side of the surface of the dust collection box (104) close to the feeding port (101); The bottom of the feeding device (1) is connected to a crushing box (3), the top of the inner cavity of the crushing box (3) is fixedly connected to an extrusion crushing device (4), the bottom of the extrusion crushing device (4) is connected to a crushing chamber (5), the bottom of the crushing chamber (5) is connected to a fine grinding box (6), the top of the fine grinding box (6) is provided with a feed hole (601), the top of the inner cavity of the fine grinding box (6) is fixedly connected to a screening device (7) located around the feed hole (601), and the inner cavity of the fine grinding box (6) is close to the screening device (7). A grinding device (8) is fixedly connected to the bottom of the device (7) and on a side away from the feed hole (601); a mounting opening (602) is provided on the inner surface of the fine grinding box (6) close to the feed port (101) and away from the screening device (7); a sterilizing device (9) is fixedly connected to the inner surface of the fine grinding box (6) on the mounting opening (602) and on two sides opposite thereto; four sterilizing devices (9) are provided; and a collecting device (10) is slidably connected to the bottom of the inner surface of the fine grinding box (6).

2. The agricultural product grain processing and grading grinding equipment according to claim 1 is characterized in that: The extrusion crushing device (4) comprises a power device (401), the power device (401) comprising a first motor (4011), the side of the first motor (4011) close to the feeding device (1) is fixedly connected to the top of the inner cavity of the crushing box (3), the side of the first motor (4011) away from the feeding device (1) is rotatably connected to a first output shaft (4012), the side of the surface of the first output shaft (4012) close to the crushing chamber (5) is fixedly connected to a rolling roller (402), six rolling rollers (402) are provided, the inner cavity surface of the crushing box (3) is fixedly connected to a crushing plate (403) below the rolling roller (402), the surface of the crushing plate (403) is evenly provided with crushing holes (4031), the first output shaft (4012) passes through the crushing plate (403), and the side of the surface of the crushing plate (403) away from the first motor (4011) is connected to a first gathering platform (404).

3. The agricultural product grain processing and grading grinding equipment according to claim 2 is characterized in that: The rolling roller (402) comprises a first connecting rod (4021), wherein one end of the first connecting rod (4021) close to the first motor (4011) is fixedly connected to the first output shaft (4012), and one end of the first connecting rod (4021) away from the first output shaft (4012) is rotatably connected to a rotating roller (4022).

4. The agricultural product grain processing and grading grinding equipment according to claim 3 is characterized by: The pulverizing chamber (5) comprises a pulverizing device (501), the top of the pulverizing chamber (5) is connected to the first gathering platform (404), the bottom of the pulverizing chamber (5) is connected to the second gathering platform (502), and the second gathering platform (502) is connected to the feed hole (601).

5. The agricultural product grain processing and grading grinding equipment according to claim 4 is characterized in that: The pulverizing device (501) comprises a first rotating shaft (5011), one end of the first rotating shaft (5011) close to the first motor (4011) is fixedly connected to the first output shaft (4012), and a pulverizing blade (5012) is fixedly connected to the surface of the first rotating shaft (5011).

6. The agricultural product grain processing and grading grinding equipment according to claim 5 is characterized by: The screening device (7) comprises a first mounting plate (701), wherein a side of the first mounting plate (701) close to the pulverizing chamber (5) is fixedly connected to the top of the inner chamber of the fine grinding box (6), four first mounting plates (701) are provided, first mounting shafts (703) are fixedly connected between the first mounting plates (701), a second connecting rod (702) is rotatably connected to the surface of the first mounting shaft (703), and an end of the second connecting rod (702) away from the first mounting plate (701) is fixedly connected to the inner chamber of the fine grinding box (6). A second mounting plate (704) is provided, a second mounting shaft (705) is fixedly connected between the second mounting plates (704), the second mounting shaft (705) is rotatably connected to the second connecting rod (702), a screening table (706) is fixedly connected to the side of the second mounting plate (704) away from the first mounting plate (701), a screening plate (707) is fixedly connected to the bottom of the screening table (706), a screening hole (7071) is provided on the surface of the screening plate (707), and the surface of the screening table (706) is A third connecting rod (708) is fixedly connected to a side close to the first handle (1041); an end of the third connecting rod (708) away from the screening table (706) is fixedly connected to a connecting rod (709); an end of the connecting rod (709) away from the third connecting rod (708) is fixedly connected to a fourth connecting rod (710); an end of the fourth connecting rod (710) away from the connecting rod (709) is fixedly connected to a rotating wheel (711); and a second output shaft (711) is fixedly connected to the center of the rotating wheel (711). 712), the second output shaft (712) is rotatably connected to an end of the connecting rod (709) with a second motor (713), the bottom of the second motor (713) is fixedly connected to a first mounting seat (714), the surface of the first mounting seat (714) is fixedly connected to the inner cavity of the fine grinding box (6) on a side away from the screening table (706), the bottom of the screening table (706) is connected to a third gathering table (715), and the bottom of the third gathering table (715) is provided with a second discharge port (716).

7. The agricultural product grain processing and grading grinding equipment according to claim 6 is characterized by: The grinding device (8) comprises a fixed plate (801), the fixed plate (801) being fixedly connected to two sides of the inner cavity surface of the fine grinding box (6) where the disinfection device (9) is not installed, a grinding box (802) being fixedly connected to one side of the fixed plate (801) away from the inner cavity surface of the fine grinding box (6), a third discharge port (809) being provided at the bottom of the grinding box (802), second rotating shafts (803) being rotatably connected to two sides of the inner cavity of the grinding box (802) close to the fixed plate (801), a grinding roller (804) being fixedly connected to the surface of the second rotating shaft (803), and the second rotating shaft (803) being fixedly connected to the grinding roller (804). The driving shaft (803) passes through the grinding box (802); a second mounting seat (808) is fixedly connected to a side of the surface of the grinding box (802) close to the first handle (1041); a third motor (807) is fixedly connected to a side of the surface of the second mounting seat (808) away from the grinding box (802); a third output shaft (805) is rotatably connected to a side of the third motor (807) away from the grinding roller (804); and a belt (806) is rotatably connected to the surface of the third output shaft (805) at one end of the second rotating shaft (803) close to the third motor (807).

8. The agricultural product grain processing and grading grinding equipment according to claim 7 is characterized by: The disinfection device (9) comprises a third mounting seat (901), wherein a side of the third mounting seat (901) close to the first handle (1041) is fixedly connected to the inner cavity surface of the fine grinding box (6), a side of the third mounting seat (901) away from the inner cavity surface of the fine grinding box (6) is provided with a mounting hole (902), an ultraviolet lamp tube (903) is installed on the mounting hole (902), and a lampshade (904) is fixedly connected to a side of the surface of the third mounting seat (901) away from the screening device (7).

9. The agricultural product grain processing and grading grinding equipment according to claim 8, characterized in that: The collecting device (10) comprises a collecting box (1001), the bottom of the collecting box (1001) being slidably connected to the bottom of the inner cavity of the fine grinding box (6), and a second handle (1002) being fixedly connected to a side of the surface of the collecting box (1001) close to the first handle (1041).

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