CN110741817A - Forage drier feed processing device - Google Patents

Abstract

A hay forage processing device of the present invention includes a device main body, and a primary pulverizing device is arranged in the device main body. A rotatable first rotating shaft is arranged symmetrically between the two walls, the outer circular surfaces of the first rotating shaft on both sides are fixedly provided with pulverizing rollers, and the upper left end of the main body of the device is provided with a feeding port with an upward opening. The lower wall of the material port is communicated with the upper wall of the primary crushing cavity, and a secondary crushing device is arranged in the main body of the device. The secondary crushing cavity directly below is provided with a crushing knife rotatably connected to the lower wall of the secondary crushing cavity. In the present invention, the stalks of the sun-dried crops are crushed in multiple stages, and the stalks of the sun-dried crops are filtered and finally filtered. Processed into columnar pellet feed, the waste resources are efficiently utilized and pollution is reduced.

Description

A hay feed processing device

technical field

The invention relates to the technical field of feed processing, in particular to a dry grass feed processing device.

Background technique

Under the condition of market economy, the core of developing modern animal husbandry is quality and efficiency. There are many factors that affect the quality and benefit of livestock products, such as breed quality, feeding level and so on. The processing and scientific utilization of forage is the key that directly affects the level of feeding management and production quality in aquaculture. As a big country in agriculture and animal husbandry, with the improvement of people's living standards, the demand for agricultural and animal products is getting higher and higher, the production volume is in short supply, and even a certain amount of imports are required. The stems are mostly wasted and cannot be recycled. The present invention sets forth a device capable of solving the above-mentioned problems.

SUMMARY OF THE INVENTION

technical problem:

The waste rate of crop stalks is large and the environment is polluted.

In order to solve the above problems, a hay forage processing device is designed in this example, including a device body, a primary crushing device is arranged in the device body, and the primary crushing device includes a primary crushing cavity provided at the upper left end of the device body, A rotatable first rotating shaft is arranged symmetrically between the front and rear walls of the primary crushing chamber, a crushing roller is fixed on the outer circular surfaces of the first rotating shaft on both sides, and an inlet with an upward opening is arranged at the upper left end of the device main body. The lower wall of the inlet is communicated with the upper wall of the primary crushing cavity, and the main body of the device is provided with a secondary crushing device. A secondary crushing cavity directly below the primary crushing cavity is provided with a crushing knife rotatably connected to the lower wall of the secondary crushing cavity, and the secondary crushing cavity is connected to the primary crushing cavity. There is a first forage channel connected between them. When the dry forage falls from the feeding port into the primary crushing cavity, it is initially crushed by the crushing roller and then falls into the crushing knife for further crushing. The lower right end of the main body of the device is provided with a filter cavity. A filter box with an upward opening is provided between the left and right walls of the filter cavity, and a filter plate is fixed at the lower end of the filter box. Forage channel, the lower wall of the filter cavity is communicated with a squeeze cavity, the lower wall of the squeeze cavity is fixedly provided with a squeeze plate, the upper end of the squeeze plate is provided with a rollable pressure roller, and the squeeze plate is The lower end is provided with a centrifugal cavity, the centrifugal cavity is rotatably provided with a fan blade connected between the upper and lower walls of the centrifugal cavity, the right wall of the centrifugal cavity is connected with a feed outlet, and the feed outlet extends to the Outside the main body of the device, when the secondary pulverized forage falls into the filter chamber through the second forage channel, and is screened by the filter plate, the ground forage falls into the extrusion chamber and is rolled by the pressing roller Squeeze, fall into the centrifugal cavity through the extrusion plate, and the processed feed is driven by the rotation of the fan blade to be transported out through the feed outlet.

Preferably, a second rotating shaft is rotatably provided on the lower wall of the pulverizing knife, and three groups of pulverizing knives are arranged on the outer surface of the second rotating shaft in a staggered manner.

Preferably, the lower wall of the centrifugal cavity is rotatably provided with a third rotating shaft, the outer circular surface of the third rotating shaft is fixedly provided with a fan blade, and the upper end of the third rotating shaft extends into the extrusion cavity and is fixed. There is a cross bar, the circular surfaces at both ends of the cross bar are in contact with the left and right walls of the extrusion cavity, and the two ends of the outer circular surface of the cross bar are fixed with pressing rollers, and the pressing rollers are opposite to the pressing plate. scroll.

Preferably, a telescopic cavity with a downward opening is provided in the right end of the filter box, a telescopic rod is fixed on the upper wall of the telescopic cavity, a connecting plate is fixed on the lower end of the telescopic rod, and a telescopic cavity is fixed on the upper side of the telescopic cavity. There is a cylinder, the lower end of the cylinder is powered with the upper end of the telescopic rod, the lower wall of the telescopic cavity is provided with a baffle cavity that runs through the right wall of the filter box from left to right, and the upper and lower walls of the baffle cavity can be moved up and down. A baffle is slidably provided, the upper end of the baffle is fixedly connected with the lower end of the connecting plate, the right wall of the baffle cavity is communicated with a coarse forage outlet, and the coarse forage outlet extends to the right side of the device main body. The secondary crushed hay falls into the filter box. After being screened and filtered by the filter plate, the fine forage falls into the extrusion cavity. The coarse forage will stay at the right end of the filter box and pass through the baffle. The opening and closing will send the coarse forage out for re-grinding.

Preferably, the lower left end of the main body of the device is located in the lower wall of the secondary pulverization cavity, in the left wall of the filter cavity, in the left wall of the extrusion cavity, in the left wall of the centrifugal cavity and in the A first transmission cavity is arranged in the lower wall of the centrifugal cavity, the lower end of the second rotating shaft extends into the first transmission cavity and is rotatably connected to the lower wall of the first transmission cavity, and the lower end of the outer circular surface of the second rotating shaft is fixed A driven pulley is provided, the lower end of the third rotating shaft extends into the first transmission cavity and is rotatably connected to the lower wall of the first transmission cavity, and the lower end of the outer circular surface of the third rotating shaft is connected to the driven A driving pulley is fixed on the right side of the pulley, a belt is wound between the driving pulley and the driven pulley, and a servo motor is fixed at the right end of the lower wall of the first transmission cavity. The servo motor The upper end is dynamically connected with the lower end of the third rotating shaft.

Preferably, a second transmission cavity is provided in the left wall of the filter cavity and on the right side of the first transmission cavity, the left wall of the second transmission cavity communicates with the right wall of the first transmission cavity, and the first transmission cavity is connected to the right wall of the first transmission cavity. A fixing plate is fixed on the lower wall of the second transmission cavity, and a fourth rotating shaft rotatably connected to the right wall of the second transmission cavity runs through the fixed plate left and right, and a driven helical gear is fixed at the left end of the fourth rotating shaft. A driving helical gear is fixed at the center of the outer circular surface of the second shaft, the driving helical gear and the driven helical gear are in gear meshing, and the right end of the outer circular surface of the fourth shaft is on the right side of the fixing plate A roller is fixedly arranged, the upper right crank of the roller is connected with a square rod, the right wall of the second transmission cavity is communicated with a fixed opening, the right wall of the fixed opening is communicated with the left wall of the filter cavity, and the right end of the square rod A fixed rod is symmetrically arranged at the front and rear, and the right end of the fixed rod extends into the fixed opening and is fixedly connected with the left wall of the filter box.

Preferably, a gear cavity is arranged in the rear wall of the primary crushing cavity, the rear end of the first rotating shaft on the left side extends into the gear cavity and is fixed with a driven gear, and the rear end of the first rotating shaft on the right side is fixed. It extends into the gear cavity and is rotatably connected to the rear wall of the gear cavity. The outer circular surface of the first rotating shaft on the right side is fixedly provided with a driving gear that meshes with the driven gear. A control motor is fixedly arranged, and the front end of the control motor is powered with the rear end of the first rotating shaft on the right side.

Preferably, a fixed block is fixed on the front and rear walls of the second transmission cavity, a sliding rod sliding cavity runs through the fixed blocks on the front and rear sides, and the front and rear ends of the square rod extend into the sliding rod sliding cavity. , the square rod slides back and forth relative to the fixing block.

Preferably, a solenoid valve is fixed at the inner and lower end of the right wall of the second forage passage, and the solenoid valve can control the amount of filtration each time.

Preferably, a sliding cavity is provided in the right wall of the filter cavity, the left wall of the sliding cavity is communicated with the right wall of the filter cavity, and a sliding block is provided between the upper and lower walls of the sliding cavity to slide back and forth. The left end of the slider is fixedly connected with the right end of the filter box.

The beneficial effects of the invention are as follows: in the invention, the stalks of the sun-dried crops are crushed in multiple stages, screened and filtered, and finally processed into pure natural columnar pellet feed, the amount of each screening is controlled by a solenoid valve, and the screened coarse Forage reprocessing can efficiently utilize waste resources, reduce pollution, improve processing efficiency and reduce human resource investment.

Description of drawings

For ease of description, the present invention is described in detail by the following specific embodiments and accompanying drawings.

Fig. 1 is the overall structure schematic diagram of a kind of hay forage processing device of the present invention;

Fig. 2 is the structural representation of the "A-A" direction of Fig. 1;

Fig. 3 is the structural representation of the "B-B" direction of Fig. 1;

Fig. 4 is the structural representation of " C-C " direction of Fig. 1;

Fig. 5 is the structural representation of " D-D " direction of Fig. 1;

FIG. 6 is a schematic view of the structure in the “E-E” direction of FIG. 1 .

Detailed ways

Below in conjunction with Fig. 1-Fig. 6, the present invention will be described in detail, for the convenience of description, the azimuth mentioned below is now specified as follows: the up-down, left-right, front-rear directions mentioned below are consistent with the up-down, left-right, front-rear directions of the projection relationship of Fig. 1 itself.

The present invention relates to a hay forage processing device, which is mainly used for reusing farm hay and processing it into pellet feed. The present invention will be further described below with reference to the accompanying drawings:

A hay forage processing device according to the present invention includes a device main body 11 , a primary pulverizing device 101 is arranged in the device main body 11 , and the primary pulverizing device 101 includes a primary pulverizing cavity provided at the upper left end of the device main body 11 . 23. A rotatable first shaft 21 is arranged symmetrically between the front and rear walls of the primary pulverizing chamber 23, and pulverizing rollers 22 are fixed on the outer surfaces of the first rotating shafts 21 on both sides. The device main body 11 is on the upper left The end is provided with a feeding port 24 with an upward opening. The lower wall of the feeding port 24 is communicated with the upper wall of the primary crushing cavity 23. The device main body 11 is provided with a secondary crushing device 102. The secondary crushing The device 102 includes a secondary pulverizing cavity 19 located at the upper left end of the device main body 11 and directly below the primary pulverizing cavity 23 . The crushing knife 18 on the lower wall, the secondary crushing cavity 19 and the primary crushing cavity 23 are communicated with a first forage passage 20 . The crushing roller 22 is preliminarily crushed and then falls into the crushing knife 18 for further crushing. The lower right end of the device main body 11 is provided with a filter cavity 59. The left and right walls of the filter cavity 59 are provided with a filter box 60 with an upward opening that can slide back and forth between the left and right walls. The lower end of the filter box 60 is fixedly provided with a filter plate 50, a second forage channel 26 is communicated between the filter cavity 59 and the secondary pulverization cavity 19, and the lower wall of the filter cavity 59 communicates with a squeezer. Cavity 35, the lower wall of the extrusion cavity 35 is fixed with a extrusion plate 57, the upper end surface of the extrusion plate 57 is provided with a rollable pressure roller 37, and the lower end of the extrusion plate 57 is provided with a centrifugal cavity 43, so The centrifugal cavity 43 is rotatably provided with a fan blade 42 connected between the upper and lower walls of the centrifugal cavity 43, and the right wall of the centrifugal cavity 43 is connected with a feed outlet 38, and the feed outlet 38 extends to the Outside the main body 11 of the device, when the secondary pulverized forage is screened by the filter plate 50 , the ground forage falls into the extrusion chamber 35 and is rolled and squeezed by the pressing roller 37 , and then falls through the pressing plate 57 . In the centrifugal cavity 43 , the processed feed is driven by the rotation of the fan blade 42 to be transported out through the feed outlet 38 .

Beneficially, the lower wall of the crushing knife 18 is rotatably provided with a second rotating shaft 44, and the outer circular surface of the second rotating shaft 44 is fixedly provided with three sets of crushing knives 18 that are staggered up and down.

Beneficially, the lower wall of the centrifugal chamber 43 is rotatably provided with a third rotating shaft 39 , the outer circular surface of the third rotating shaft 39 is fixedly provided with a fan blade 42 , and the upper end of the third rotating shaft 39 extends to the extrusion A transverse rod 36 is fixed in the cavity 35. The circular surfaces at both ends of the transverse rod 36 are in contact with the left and right walls of the extrusion cavity 35. The outer circular surface of the transverse rod 36 is fixed with pressing rollers 37 at both ends. The pressing roller 37 rolls relative to the pressing plate 57 .

Beneficially, a telescopic cavity 58 with a downward opening is arranged in the right end of the filter box 60 , a telescopic rod 31 is fixed on the upper wall of the telescopic cavity 58 , and a connecting plate 32 is fixed at the lower end of the telescopic rod 31 . A cylinder 28 is fixed on the upper side of the cavity 58 , the lower end of the cylinder 28 is powered with the upper end of the telescopic rod 31 , and the lower wall of the telescopic cavity 58 is provided with a baffle cavity 61 that runs through the right wall of the filter box 60 from left to right. The upper and lower walls of the baffle cavity 61 are provided with a baffle 33 that can slide up and down, the upper end of the baffle 33 is fixedly connected with the lower end of the connecting plate 32, and the right wall of the baffle cavity 61 is connected with coarse forage. Outlet 34, the coarse forage outlet 34 extends to the right side of the device main body 11. When the secondary pulverized hay forage falls into the filter box 60, after being screened and filtered by the filter plate 50, the fine forage falls into the filter box 60. In the extrusion cavity 35, the coarse forage will stay at the right end of the filter box 60, and the coarse forage will be sent out through the opening and closing of the baffle 33 for re-grinding.

Beneficially, the lower left end of the device main body 11 is located in the lower wall of the secondary pulverizing chamber 19 , the left wall of the filter chamber 59 , the left wall of the extrusion chamber 35 , and the left wall of the centrifugal chamber 43 . A first transmission cavity 47 is arranged inside and in the lower wall of the centrifugal cavity 43 , and the lower end of the second shaft 44 extends into the first transmission cavity 47 and is rotatably connected to the lower wall of the first transmission cavity 47 . The lower end of the outer circular surface of the second rotating shaft 44 is fixed with a driven pulley 45, and the lower end of the third rotating shaft 39 extends into the first transmission cavity 47 and is rotatably connected to the lower wall of the first transmission cavity 47, so A driving pulley 41 is fixed at the lower end of the outer circular surface of the third rotating shaft 39 and on the right side of the driven pulley 45 , and a belt 46 is wound between the driving pulley 41 and the driven pulley 45 . A servo motor 40 is fixed on the inner right end of the lower wall of the first transmission cavity 47 , and the upper end of the servo motor 40 is powered with the lower end of the third rotating shaft 39 .

Beneficially, a second transmission cavity 62 is provided in the left wall of the filter cavity 59 and on the right side of the first transmission cavity 47 , and the left wall of the second transmission cavity 62 communicates with the right wall of the first transmission cavity 47 , the lower wall of the second transmission cavity 62 is fixedly provided with a fixed plate 12, and the fourth rotating shaft 25 is rotatably connected to the right wall of the second transmission cavity 62 through the left and right of the fixed plate 12. The fourth rotating shaft A driven helical gear 14 is fixed at the left end of 25, and a driving helical gear 13 is fixed at the center of the outer circular surface of the second rotating shaft 44. A roller 15 is fixed on the right end of the outer circular surface of the fourth rotating shaft 25 and is fixed on the right side of the fixing plate 12. A square rod 16 is connected to the crank on the upper right side of the roller 15. The right wall of the second transmission cavity 62 is connected with a fixed opening. 48. The right wall of the fixed opening 48 is communicated with the left wall of the filter cavity 59. The right end of the square rod 16 is symmetrically provided with a fixed rod 49. The right end of the fixed rod 49 extends into the fixed opening 48 and is connected to the The left wall of the filter box 60 is fixedly connected.

Beneficially, a gear cavity 51 is arranged in the rear wall of the primary crushing cavity 23 , the rear end of the first rotating shaft 21 on the left extends into the gear cavity 51 and is fixedly provided with a driven gear 52 , and the first rotating shaft 21 on the right A rear end of a rotating shaft 21 extends into the gear cavity 51 and is rotatably connected to the rear wall of the gear cavity 51 . Gear 53, a control motor 54 is fixed in the rear wall of the gear cavity 51, and the front end of the control motor 54 is powered with the rear end of the first rotating shaft 21 on the right side.

Beneficially, the front and rear walls of the second transmission cavity 62 are fixedly provided with a fixing block 55, and the front and rear sides of the fixing blocks 55 are provided with sliding rod sliding chambers 56, and the front and rear ends of the square rod 16 extend to the sliding rod. In the rod sliding cavity 56 , the square rod 16 slides back and forth relative to the fixing block 55 .

Beneficially, a solenoid valve 27 is fixed at the inner and lower end of the right wall of the second forage passage 26, and the solenoid valve 27 can control the amount of filtration each time.

Beneficially, a sliding cavity 29 is provided in the right wall of the filter cavity 59, the left wall of the sliding cavity 29 is communicated with the right wall of the filter cavity 59, and a sliding cavity 29 is provided with a sliding cavity 29 that can slide back and forth between the upper and lower walls. Block 30, the left end of the slider 30 is fixedly connected with the right end of the filter box 60.

The use steps of a hay forage processing device herein will be described in detail below with reference to Figures 1 to 6:

In the initial state, the solenoid valve 27 is closed, and the shutter 33 is closed.

When working, firstly the servo motor 40 is started, driving the third rotating shaft 39 to rotate, thereby driving the fan blade 42 to rotate, driving the pressing roller 37 on the cross bar 36 to roll relative to the pressing plate 57, and at the same time, the third rotating shaft 39 drives the driving pulley 41. Rotation, the driven pulley 45 is driven to rotate by the belt belt 46, thereby driving the second rotating shaft 44 to rotate, driving the crushing knife 18 to rotate and performing secondary crushing, and at the same time, the second rotating shaft 44 drives the driving helical gear 13 to rotate, which is driven by gear meshing. The driven helical gear 14 rotates, thereby driving the fourth rotating shaft 25 to rotate, driving the roller 15 to rotate, driving the square rod 16 to slide back and forth through the crank connection, driving the fixed opening 48 to slide back and forth, thereby driving the filter box 60 to slide back and forth and driving the filter plate 50 back and forth Sliding, the control motor 54 is started, and the first shaft 21 is driven to rotate, thereby driving the crushing roller 22 to rotate and perform primary crushing. At this time, the hay falls through the feeding port 24, and is crushed by the crushing roller 22. The first forage passage 20 It falls into the secondary crushing cavity 19 and falls into the second forage passage 26 after secondary crushing by the crushing knife 18 . At this time, the solenoid valve 27 is energized and turned on, the forage falls into the filter box 60 and is filtered by the filter plate 50, and the filtered fine forage falls into the extrusion cavity 35, and is rolled and squeezed by the pressure roller 37 through the extrusion plate 57 to form a solid state The particles fall into the centrifugal chamber 43, and finally the processed feed particles are sent out through the feed outlet 38 through the rotation of the fan blade 42. During this process, the solenoid valve 27 is opened and closed every 10 seconds. When the solenoid valve 27 is closed , the coarse forage screened by the filter plate 50 is placed at the lower right end of the filter plate 50. At this time, the air cylinder 28 is opened to drive the telescopic rod 31 to shrink, thereby driving the baffle 33 to move upward. At this time, the coarse forage is sent out through the coarse forage outlet 34.

The beneficial effects of the invention are as follows: in the invention, the stalks of the sun-dried crops are crushed in multiple stages, screened and filtered, and finally processed into pure natural columnar pellet feed, the amount of each screening is controlled by a solenoid valve, and the screened coarse Forage reprocessing can efficiently utilize waste resources, reduce pollution, improve processing efficiency and reduce human resource investment.

In the above manner, those skilled in the art can make various changes according to the working mode within the scope of the present invention.

Claims (10)

1. A hay forage processing device, comprising a device main body with a primary pulverizing device arranged in the device main body, the primary pulverizing device comprising a primary pulverizing cavity provided at the upper left end of the device main body, the first pulverizing cavity A rotatable first rotating shaft is arranged symmetrically between the walls, the outer circular surfaces of the first rotating shafts on both sides are fixedly provided with pulverizing rollers, and the upper left end of the main body of the device is provided with a feeding port with an upward opening. The lower wall of the mouth is communicated with the upper wall of the primary crushing chamber, and a secondary crushing device is arranged in the main body of the device. The lower secondary crushing cavity is provided with a crushing knife rotatably connected to the lower wall of the secondary crushing cavity, and a first crushing cavity is communicated between the secondary crushing cavity and the primary crushing cavity. Forage channel, when the dry grass falls into the primary crushing chamber from the feeding port, it is initially crushed by the crushing roller and then falls into the crushing knife for further crushing. A filter box with an upward opening can be slid back and forth between them, a filter plate is fixed at the lower end of the filter box, a second forage channel is communicated between the filter cavity and the secondary crushing cavity, and the filter cavity The lower wall is communicated with an extrusion cavity, the lower wall of the extrusion cavity is fixedly provided with an extrusion plate, the upper end of the extrusion plate is provided with a rolling pressure roller, and the lower end of the extrusion plate is provided with a centrifugal cavity, so The centrifugal cavity is rotatably provided with a fan blade connected between the upper and lower walls of the centrifugal cavity, and the right wall of the centrifugal cavity is connected with a feed outlet, and the feed outlet extends to the outside of the main body of the device. The secondary pulverized forage falls into the filter cavity through the second forage channel, and is screened by the filter plate. The pressing plate falls into the centrifugal cavity, and the processed feed is driven by the rotation of the fan blade to be transported out through the feed outlet. 2. A hay forage processing device as claimed in claim 1, characterized in that: the lower wall of the crushing knife is rotatably provided with a second rotating shaft, and the outer circular surface of the second rotating shaft is fixedly arranged in a staggered distribution up and down of three sets of smashing knives. 3. The hay forage processing device according to claim 1, wherein the lower wall of the centrifugal cavity is rotatably provided with a third rotating shaft, and the outer circular surface of the third rotating shaft is fixedly provided with a fan blade, The upper end of the third rotating shaft extends into the extrusion cavity and is fixedly provided with a transverse rod, the circular surfaces at both ends of the transverse rod are in contact with the left and right walls of the extrusion cavity, and both ends of the outer circular surface of the transverse rod are fixed A pressing roller is provided which rolls relative to the pressing plate. 4. The hay forage processing device according to claim 1, wherein a telescopic cavity with a downward opening is arranged in the right end of the filter box, and a telescopic rod is fixed on the upper wall of the telescopic cavity. The lower end of the rod is fixed with a connecting plate, the upper side of the telescopic cavity is fixed with a cylinder, the lower end of the cylinder is powered with the upper end of the telescopic rod, and the lower wall of the telescopic cavity is provided with a left and right through the right wall of the filter box The baffle cavity is provided with a baffle that can slide up and down between the upper and lower walls of the baffle cavity, the upper end of the baffle is fixedly connected with the lower end of the connecting plate, and the right wall of the baffle cavity is connected with a coarse forage outlet , the coarse forage outlet extends to the right side of the main body of the device. When the secondary pulverized dry forage falls into the filter box, the fine forage falls into the extrusion cavity after being screened and filtered by the filter plate. The roughage will stay at the right end of the filter box, and the roughage will be sent out for re-grinding through the opening and closing of the baffle. 5 . The hay forage processing device according to claim 1 , wherein the lower left end of the main body of the device is located in the lower wall of the secondary pulverizing cavity, in the left wall of the filtration cavity, and in the A first transmission cavity is arranged in the left wall of the pressure cavity, in the left wall of the centrifugal cavity and in the lower wall of the centrifugal cavity, and the lower end of the second rotating shaft extends into the first transmission cavity and is rotatably connected to the first transmission cavity. A lower wall of a transmission cavity, a driven pulley is fixed at the lower end of the outer circular surface of the second rotating shaft, and the lower end of the third rotating shaft extends into the first transmission cavity and is rotatably connected to the lower wall of the first transmission cavity , a driving pulley is fixed at the lower end of the outer circular surface of the third rotating shaft and on the right side of the driven pulley, and a belt is wound between the driving pulley and the driven pulley, and the first The inner right end of the lower wall of the transmission cavity is fixedly provided with a servo motor, and the upper end of the servo motor is powered with the lower end of the third rotating shaft. 6. The hay feed processing device according to claim 1, wherein a second transmission cavity is provided in the left wall of the filter cavity and on the right side of the first transmission cavity, and the second transmission cavity The left wall is communicated with the right wall of the first transmission cavity, the lower wall of the second transmission cavity is fixedly provided with a fixing plate, and a fourth rotatable connection to the right wall of the second transmission cavity is arranged in the left and right of the fixing plate. A rotating shaft, a driven helical gear is fixed at the left end of the fourth rotating shaft, a driving helical gear is fixed at the center of the outer circular surface of the second rotating shaft, and the driving helical gear meshes with the driven helical gear, so A roller is fixed on the right end of the outer circular surface of the fourth rotating shaft and on the right side of the fixing plate. A square rod is connected to the crank on the upper right side of the roller. A fixed opening is communicated with the right wall of the second transmission cavity. The fixed opening The right wall is communicated with the left wall of the filter cavity, the right end of the square rod is provided with a fixed rod symmetrically front and rear, and the right end of the fixed rod extends into the fixed opening and is fixedly connected with the left wall of the filter box. 7. The hay forage processing device according to claim 1, wherein a gear cavity is provided in the rear wall of the primary crushing cavity, and the rear end of the first rotating shaft on the left side extends into the gear cavity and There is a fixed driven gear, the rear end of the first rotating shaft on the right side extends into the gear cavity and is rotatably connected to the rear wall of the gear cavity, and the outer surface of the first rotating shaft on the right side is fixedly provided with the A driving gear meshing with a driven gear, a control motor is fixed in the rear wall of the gear cavity, and the front end of the control motor is powered with the rear end of the first rotating shaft on the right side. 8 . The hay forage processing device according to claim 1 , wherein the front and rear walls of the second transmission cavity are fixedly provided with fixed blocks, and the front and rear sides of the fixed blocks are provided with sliding rod sliding chambers through the front and rear sides. 9 . The front and rear ends of the square rod extend into the sliding rod sliding cavity, and the square rod slides back and forth relative to the fixing block. 9 . The hay forage processing device according to claim 1 , wherein a solenoid valve is fixed at the inner and lower end of the right wall of the second forage passage, and the solenoid valve can control the amount of filtration each time. 10 . 10 . The hay forage processing device according to claim 1 , wherein a sliding cavity is provided in the right wall of the filter cavity, the left wall of the sliding cavity is communicated with the right wall of the filter cavity, and the sliding cavity is 10 . Between the upper and lower walls of the cavity, there is a sliding block that can slide back and forth, and the left end of the sliding block is fixedly connected with the right end of the filter box.

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