Pretreatment device and method for processing alfalfa feed

Abstract

The invention discloses a pretreatment device for alfalfa feed processing and a method thereof. The pretreatment device comprises a smashing box, the left end of the bottom of the smashing box is fixedly connected with a second support, the front face of the second support is fixedly connected with a motor, an output shaft of the motor is fixedly connected with an eighth gear, and the top of the smashing box is fixedly connected with a feeding cylinder. A hydraulic rod is controlled to stretch out and draw back according to needs, the inclination angle of a conveying plate can be adjusted under cooperation of a fourth support, a third support and a tenth support, the deflection angle of a supporting plate is adjusted, and after a needed position is reached, a first screw penetrates through a first screw hole in the surface of an annular plate and is screwed into a first screw hole in the supporting plate; the rotating shaft at the joint of the fourth support and the tenth support can drive one second conveying roller to rotate when rotating, one first conveying roller is driven to rotate through the single-face tooth synchronous belt, alfalfa is placed on the conveying belt, and automatic feeding treatment can be conducted on the alfalfa under the cooperation of the first conveying rollers and the second conveying rollers.

Description

Technical Field

[0001] The invention relates to the technical field of feed processing, in particular to a pretreatment device and a method for processing alfalfa feed. Background Art

[0002] Feed is a general term for food for animals raised by all people. In a narrower sense, general feed mainly refers to food for animals raised in agriculture or animal husbandry. Feed includes more than ten varieties of feed raw materials such as soybean, soybean meal, corn, fish meal, amino acid, miscellaneous meal, whey powder, oil, meat and bone meal, grains, feed additives, etc. Alfalfa feed is a kind of feed, but the existing alfalfa feed lacks pre-crushing treatment of alfalfa during processing, resulting in poor subsequent crushing effect, and manual feeding is used, which increases people's labor. For this reason, we propose a pretreatment device for alfalfa feed processing. Summary of the invention

[0003] The object of the present invention is to provide a pretreatment device and method for alfalfa feed processing to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a pretreatment device for alfalfa feed processing, comprising a crushing box, a second bracket is fixedly connected to the left end of the bottom of the crushing box, a motor is fixedly connected to the front of the second bracket, and an eighth gear is fixedly connected to the output shaft of the motor, a feeding barrel is fixedly connected to the top of the crushing box, and a spring is fixedly connected to the bottom of the inner cavity of the crushing box, a second baffle plate is fixedly connected to the top of the spring, and a guide plate is fixedly connected to the lower part of the second baffle plate through a fifth connecting rod, a second tooth rod is movably connected to the middle end of the inner surface of the second baffle plate, and two groups of crushing teeth are fixedly connected to the upper end of the second tooth rod, a sixth connecting rod is fixedly connected to the left end of the bottom of the inner cavity of the crushing box, and a roller is movably connected to the upper end of the inner surface of the sixth connecting rod, the inner surface of the roller is provided with six equidistantly distributed slots, and the rear end of the roller is transmission-connected to the output shaft of the motor through a single-sided toothed synchronous belt.

[0005] Preferably, support legs are fixedly connected on all four sides of the bottom of the crushing box, the material guide plate is tilted to the left, a discharge port is provided at the left connection between the crushing box and the material guide plate, the output shaft of the motor is movably connected to the eighth bracket, and the top of the eighth bracket is fixedly connected to the bottom of the crushing box.

[0006] Preferably, a top block is inserted into the inner surface of the slot, and second screw holes are provided on the inner surfaces of the roller and the top block. The six second screw holes are diffusely distributed outward, and the top block is connected to the roller by a second screw rod. Reserved holes are provided at the connection between the crushing box, the feed barrel and the second gear rod, the second gear rod is meshed with the eighth gear, and the front of the crushing box is connected to a door panel by bolts.

[0007] Preferably, a sixth bracket is fixedly connected to the left end of the top of the crushing box, a second gear is movably connected to the upper end of the inner surface of the sixth bracket, a third gear is fixedly connected to the right end of the second gear, a ninth bracket is fixedly connected to the upper end of the back side of the sixth bracket, a first gear is movably connected to the left end of the inner surface of the ninth bracket, a rear end of the first gear is transmission-connected to the output shaft of the motor through a single-sided toothed synchronous belt, and the first gear is meshingly connected to the second gear.

[0008] Preferably, the right side of the third gear is fixedly connected to the second connecting rod, the end of the second connecting rod is movably connected to the third connecting rod, the end of the third connecting rod is fixedly connected to the fourth connecting rod, the right end of the inner surface of the fourth connecting rod is movably connected to the auger blade, the axis of the auger blade and the axis of the feed barrel are located on the same straight line, the left side of the feed barrel is fixedly connected to the limiting sleeve, the inner surface of the limiting sleeve is inserted with the limiting rod, the top of the limiting rod is fixedly connected to the bottom of the fourth connecting rod, the left end of the inner surface of the fourth connecting rod is movably connected to the first gear rod, the first gear rod is transmission-connected to the auger blade through a single-sided toothed synchronous belt, and the first gear rod is meshingly connected to the third gear.

[0009] Preferably, the right end of the top of the crushing box is fixedly connected to a tenth bracket, the lower end of the front face of the tenth bracket is movably connected to a hydraulic rod, the telescopic end of the hydraulic rod is movably connected to the third bracket, the upper end of the front face of the tenth bracket is movably connected to a fourth bracket, the ends of the fourth bracket and the third bracket are fixedly connected to a conveying plate, the front and rear sides of the top of the conveying plate are fixedly connected to the first baffle plate, the left end of the inner surface of the conveying plate is movably connected to a plurality of equally spaced second conveying rollers, the right end of the inner surface of the conveying plate is movably connected to a plurality of equally spaced first conveying rollers, the first baffle plate at the rear end, its top is fixedly connected with two seventh brackets, the upper end of the inner surface of the seventh bracket is movably connected with a turning roller, the two turning rollers are respectively connected to the two first conveying rollers through a single-sided toothed synchronous belt, the rotating shaft at the connection between the fourth bracket and the tenth bracket, its back side is connected to the rear end of the first gear through a single-sided toothed synchronous belt, and its front end is connected to one of the second conveying rollers through a single-sided toothed synchronous belt.

[0010] Preferably, the plurality of second conveyor rollers and the plurality of first conveyor rollers are connected via a conveyor belt transmission, one of the second conveyor rollers is connected to one of the first conveyor rollers via a single-sided toothed synchronous belt transmission, a pad is fixedly connected to the inner side of the conveyor plate and located between the first conveyor roller and the second conveyor roller, a fifth bracket is fixedly connected to the left end of the front side of the conveyor plate, a first connecting rod is movably connected to the upper end of the inner surface of the fifth bracket, a cutter is movably connected to the end of the first connecting rod, a slider is fixedly connected to the upper end of the back side of the cutter, an outer surface of the slider is slidably connected to a limiting frame, and the limiting frame is fixedly connected to the back side of the conveyor plate.

[0011] Preferably, the lower end of the front side of the fifth bracket is fixedly connected to the first bracket, the right end of the inner surface of the first bracket is movably connected to the seventh gear, the seventh gear is connected to the first connecting rod and one of the second conveying rollers through a single-sided toothed synchronous belt, the right end of the front side of the conveying plate is fixedly connected to two seventh connecting rods, the seventh connecting rod located at the left end is fixedly connected to the fourth gear on its left side, and the fourth gear is meshingly connected to the seventh gear.

[0012] Preferably, a support plate is movably connected between the two seventh connecting rods, and the upper end of the inner surface of the support plate is movably connected with a plurality of fan blades that are evenly distributed and connected through a single-sided toothed synchronous belt transmission. The fan blade located at the left end is fixedly connected with a sixth gear at its front end, and an eighth connecting rod is fixedly connected with the left end of the front side of the support plate, and a fifth gear is movably connected with the front end of the inner surface of the eighth connecting rod, and the left end of the fifth gear is connected to the fourth gear transmission through a single-sided toothed synchronous belt, and the fifth gear is meshingly connected with the sixth gear. The seventh connecting rod located at the right end is fixedly connected with an annular plate on its right side, and a plurality of evenly distributed first screw holes are provided on the inner surface of the annular plate, and a first screw hole is provided at the lower end of the right side of the support plate, and the annular plate and the support plate are connected by a first screw.

[0013] A method for pretreating alfalfa feed using a pretreating device for alfalfa feed processing comprises the following steps: A. Control the extension and retraction of the hydraulic rod as needed. With the cooperation of the fourth bracket, the third bracket and the tenth bracket, the inclination angle of the conveying plate can be adjusted, and the deflection angle of the support plate can be adjusted. After reaching the required position, the first screw rod is passed through the first screw hole on the surface of the annular plate and screwed into the first screw hole inside the support plate. When the rotating shaft at the connection between the fourth bracket and the tenth bracket rotates, it will drive one of the second conveying rollers to rotate, and drive one of the first conveying rollers to rotate through the single-sided toothed synchronous belt, and place the alfalfa on the conveyor belt. With the cooperation of the first conveying roller and the second conveying roller, the alfalfa will be automatically fed. In this process, two of the first conveying rollers will drive two turning rollers to rotate through the single-sided toothed synchronous belt, so as to turn up the alfalfa; B. One of the second conveying rollers will drive the seventh gear to rotate through the single-sided toothed synchronous belt. When the seventh gear rotates, it will drive the first connecting rod to swing through the single-sided toothed synchronous belt, and drive the cutter to move up and down with the cooperation of the limit frame and the slider, so as to perform primary crushing treatment on the alfalfa. At the same time, when the seventh gear rotates, it will drive the fourth gear to rotate. When the fourth gear rotates, it will drive the fifth gear to rotate through the single-sided toothed synchronous belt. When the fifth gear rotates, it will drive the sixth gear to rotate. When the sixth gear rotates, it will drive the fan blade at the left end to rotate, and with the cooperation of the single-sided toothed synchronous belt, the other fan blades will rotate synchronously to blow away the impurities mixed on the surface of the alfalfa; C. Turn on the motor, and the first gear can be driven to rotate through the single-sided toothed synchronous belt. When the first gear rotates, it will drive the rotating shaft at the connection between the fourth bracket and the tenth bracket to rotate and the second gear to rotate through the single-sided toothed synchronous belt. When the second gear rotates, it will drive the third gear to rotate. When the third gear rotates, it will drive the first gear rod and the second connecting rod to rotate, and the fourth connecting rod will move up and down under the cooperation of the limit sleeve, the third connecting rod and the limit rod. When the first gear rod rotates, it will drive the auger blade to rotate through the single-sided toothed synchronous belt to prevent alfalfa from blocking the feed barrel; D. Remove the door panel and insert the top block into the slot of corresponding depth as needed, and screw the second screw into the second screw hole. When the motor rotates, the single-sided toothed synchronous belt will drive the roller and the second gear rod to rotate, and with the cooperation of the spring, the second baffle plate can be driven to move up and down regularly. When the second gear rod rotates, it will also drive the crushing teeth to rotate, so as to achieve the purpose of crushing the alfalfa.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention controls the extension and retraction of the hydraulic rod as needed, and the inclination angle of the conveying plate can be adjusted with the cooperation of the fourth bracket, the third bracket and the tenth bracket, and the deflection angle of the support plate can be adjusted. After reaching the required position, the first screw rod passes through the first screw hole on the surface of the annular plate and is screwed into the first screw hole inside the support plate. When the rotating shaft at the connection between the fourth bracket and the tenth bracket rotates, it will drive one of the second conveying rollers to rotate, and drive one of the first conveying rollers to rotate through the single-sided toothed synchronous belt, so that alfalfa is placed on the conveyor belt. With the cooperation of the first conveyor roller and the second conveyor roller, the alfalfa will be automatically fed. In this process, two of the first conveying rollers will drive two turning rollers to rotate through the single-sided toothed synchronous belt, thereby turning up the alfalfa.

[0015] 2. In the present invention, one of the second conveying rollers will drive the seventh gear to rotate through a single-sided toothed synchronous belt. When the seventh gear rotates, it will drive the first connecting rod to swing through the single-sided toothed synchronous belt, and drive the cutter to move up and down with the cooperation of the limit frame and the slider to perform primary crushing on the alfalfa. At the same time, the seventh gear will drive the fourth gear to rotate when it rotates, and the fourth gear will drive the fifth gear to rotate through the single-sided toothed synchronous belt when it rotates. The fifth gear will drive the sixth gear to rotate while rotating, and the sixth gear will drive the fan blade at the left end to rotate while rotating, and the other fan blades will rotate synchronously with the cooperation of the single-sided toothed synchronous belt to blow away the impurities mixed on the surface of the alfalfa.

[0016] 3. When the motor of the present invention is turned on, the first gear can be driven to rotate through the single-sided toothed synchronous belt. When the first gear rotates, it will drive the rotating shaft at the connection between the fourth bracket and the tenth bracket to rotate and the second gear to rotate through the single-sided toothed synchronous belt. When the second gear rotates, it will drive the third gear to rotate. When the third gear rotates, it will drive the first gear rod and the second connecting rod to rotate, and the fourth connecting rod will move up and down with the cooperation of the limit sleeve, the third connecting rod and the limit rod. When the first gear rod rotates, it will drive the auger blades to rotate through the single-sided toothed synchronous belt to prevent alfalfa from clogging the feed barrel.

[0017] 4. The present invention removes the door panel and inserts the top block into the slot of corresponding depth as needed, and screws the second screw into the second screw hole. When the motor rotates, the roller and the second gear rod are driven to rotate through the single-sided gear synchronous belt, and the second baffle plate can be driven to move up and down regularly with the cooperation of the spring. The second gear rod will drive the crushing teeth to rotate while rotating, so as to achieve the purpose of crushing alfalfa. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention in the first viewing angle state; Figure 2 It is a schematic diagram of the three-dimensional structure of the present invention in a second viewing angle state; Figure 3 It is a schematic diagram of the three-dimensional structure of the present invention in the third viewing angle state; Figure 4 It is a schematic diagram of the three-dimensional structure of the present invention in a fourth viewing angle state; Figure 5 This is a schematic diagram of the structure of the first conveying roller of the present invention; Figure 6 This is a schematic diagram of the seventh gear structure of the present invention; Figure 7 This is a schematic diagram of the structure of the auger blade of the present invention; Figure 8 This is a schematic structural diagram of the material guide plate of the present invention; Fig. 9 It is a schematic diagram of the roller structure of the present invention.

[0019] In the figure: crushing box 1, feed barrel 2, limit sleeve 3, first gear 4, second gear 5, third gear 6, limit frame 7, cutter 8, first baffle plate 9, first bracket 10, second bracket 11, motor 12, limit rod 13, fourth bracket 14, fifth bracket 15, sixth gear 16, fifth gear 17, fourth gear 18, third bracket 19, hydraulic rod 20, conveyor belt 21, turning roller 22, seventh bracket 23, slider 24, sixth bracket 25, first connecting rod 26, seventh gear 27, fan blade 28, support plate 29, conveyor plate 30, tenth bracket 31, eighth gear 32, the eighth bracket 33, the supporting leg 34, the first gear rod 35, the ninth bracket 36, the second connecting rod 37, the third connecting rod 38, the fourth connecting rod 39, the first screw rod 40, the annular plate 41, the first screw hole 42, the first conveying roller 43, the cushion block 44, the second conveying roller 45, the auger blade 46, the crushing teeth 47, the second baffle plate 48, the guide plate 49, the second gear rod 50, the second screw hole 51, the second screw rod 52, the top block 53, the roller 54, the spring 55, the fifth connecting rod 56, the sixth connecting rod 57, the slot 58, the door panel 59, the seventh connecting rod 60, and the eighth connecting rod 61. DETAILED DESCRIPTION

[0020] 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. Example

[0021] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 7 , Figure 8 and Fig. 9, provides the following technical scheme, specifically disclosed: including a crushing box 1, the left end of the bottom of the crushing box 1 is fixedly connected to the second bracket 11, the front of the second bracket 11 is fixedly connected to the motor 12, and the output shaft of the motor 12 is fixedly connected to the eighth gear 32, the top of the crushing box 1 is fixedly connected to the feed barrel 2, and the bottom of the inner cavity of the crushing box 1 is fixedly connected to the spring 55, the top of the spring 55 is fixedly connected to the second baffle plate 48, and the lower part of the second baffle plate 48 is fixedly connected to the guide plate 49 through the fifth connecting rod 56, the middle end of the inner surface of the second baffle plate 48 is movably connected to the second tooth rod 50, and the upper end of the second tooth rod 50 is fixedly connected to two groups of crushing teeth 47, the left end of the bottom of the inner cavity of the crushing box 1 is fixedly connected to the sixth connecting rod 57, and the upper end of the inner surface of the sixth connecting rod 57 is movably connected to the roller 54, and the inner surface of the roller 54 is provided with six equidistant divisions. The cloth card slot 58 is provided, and the rear end of the roller 54 is connected to the output shaft of the motor 12 through a single-sided toothed synchronous belt. The support legs 34 are fixedly connected to the four sides of the bottom of the crushing box 1. The guide plate 49 is tilted to the left. A discharge port is provided at the left connection between the crushing box 1 and the guide plate 49. The output shaft of the motor 12 is movably connected to the eighth bracket 33, and the top of the eighth bracket 33 is fixedly connected to the bottom of the crushing box 1. The inner surface of the card slot 58 is plugged with a top block 53. The inner surfaces of the roller 54 and the top block 53 are provided with second screw holes 51, and the six second screw holes 51 are distributed outwardly. The top block 53 and the roller 54 are connected by a second screw rod 52. The connection between the crushing box 1 and the feed barrel 2 and the second gear rod 50 is provided with a reserved hole. The second gear rod 50 is meshed with the eighth gear 32, and the front of the crushing box 1 is connected with a door panel 59 by bolts. Example

[0022] See also Figure 2 , Figure 3 and Figure 6, provides the following technical solution, specifically disclosing: a sixth bracket 25 is fixedly connected to the left end of the top of the crushing box 1, a second gear 5 is movably connected to the upper end of the inner surface of the sixth bracket 25, a third gear 6 is fixedly connected to the right end of the second gear 5, a ninth bracket 36 is fixedly connected to the upper end of the back of the sixth bracket 25, a first gear 4 is movably connected to the left end of the inner surface of the ninth bracket 36, a rear end of the first gear 4 is transmission-connected to the output shaft of the motor 12 through a single-sided toothed synchronous belt, and the first gear 4 is meshed with the second gear 5, a second connecting rod 37 is fixedly connected to the right side of the third gear 6, and the ninth bracket 36 is fixedly connected to the upper end of the back of the sixth bracket 25, a first gear 4 is movably connected to the left end of the inner surface of the ninth bracket 36, a rear end of the first gear 4 is transmission-connected to the output shaft of the motor 12 through a single-sided toothed synchronous belt, and the first gear 4 is meshed with the second gear 5, a second connecting rod 37 is fixedly connected to the right side of the third gear 6, The end of the second connecting rod 37 is movably connected to the third connecting rod 38, and the end of the third connecting rod 38 is fixedly connected to the fourth connecting rod 39. The right end of the inner surface of the fourth connecting rod 39 is movably connected to the auger blade 46, and the axis of the auger blade 46 and the axis of the feed barrel 2 are located on the same straight line. The left side of the feed barrel 2 is fixedly connected to the limiting sleeve 3, and the inner surface of the limiting sleeve 3 is inserted with the limiting rod 13. The top of the limiting rod 13 is fixedly connected to the bottom of the fourth connecting rod 39, and the left end of the inner surface of the fourth connecting rod 39 is movably connected to the first gear rod 35. The first gear rod 35 is connected to the auger blade 46 through a single-sided toothed synchronous belt. The dragon blade 46 is transmission connected, and the first gear rod 35 is meshed with the third gear 6. The right end of the top of the crushing box 1 is fixedly connected to the tenth bracket 31, and the lower end of the front of the tenth bracket 31 is movably connected to the hydraulic rod 20, and the telescopic end of the hydraulic rod 20 is movably connected to the third bracket 19. The upper end of the front of the tenth bracket 31 is movably connected to the fourth bracket 14, and the ends of the fourth bracket 14 and the third bracket 19 are fixedly connected to the conveying plate 30. The front and rear sides of the top of the conveying plate 30 are fixedly connected to the first baffle plate 9, and the left end of the inner surface of the conveying plate 30 is movably connected to a plurality of second conveying plates 9 distributed equidistantly. Roller 45, the right end of the inner surface of the conveying plate 30 is movably connected with a plurality of equally spaced first conveying rollers 43, the first material baffle plate 9 located at the rear end has two seventh brackets 23 fixedly connected on its top, the upper end of the inner surface of the seventh bracket 23 is movably connected with a turning roller 22, the two turning rollers 22 are respectively connected to two of the first conveying rollers 43 through a single-sided toothed synchronous belt, the back side of the rotating shaft at the connection between the fourth bracket 14 and the tenth bracket 31 is connected to the rear end of the first gear 4 through a single-sided toothed synchronous belt, and the front end is connected to one of the second conveying rollers 45 through a single-sided toothed synchronous belt. Example

[0023] See also Figure 2 , Figure 3 and Figure 5, provides the following technical solution, specifically disclosed: multiple second conveying rollers 45 and multiple first conveying rollers 43 are all connected by a conveyor belt 21, one of the second conveying rollers 45 is connected to one of the first conveying rollers 43 by a single-sided toothed synchronous belt, a cushion block 44 is fixedly connected to the inner side of the conveying plate 30 and located between the first conveying roller 43 and the second conveying roller 45, the left end of the front side of the conveying plate 30 is fixedly connected to the fifth bracket 15, the upper end of the inner surface of the fifth bracket 15 is movably connected to the first connecting rod 26, the end of the first connecting rod 26 is movably connected to the cutter 8, the upper end of the back side of the cutter 8 is fixedly connected to the slider 24, the outer surface of the slider 24 is slidably connected to the limiting frame 7, and the limiting frame 7 is fixedly connected to the back side of the conveying plate 30, the lower end of the front side of the fifth bracket 15 is fixedly connected to the first bracket 10, the right end of the inner surface of the first bracket 10 is movably connected to the seventh gear 27, the seventh gear 27 is connected to the first connecting rod 26 and one of the second conveying rollers 45 by a single-sided toothed synchronous belt, the front side of the conveying plate 30 is fixedly connected to the fifth bracket 15, the upper end of the inner surface of the fifth bracket 15 is movably connected to the first connecting rod 26, the end of the first connecting rod 26 is movably connected to the cutter 8, the upper end of the back side of the cutter 8 is fixedly connected to the slider 24, the outer surface of the slider 24 is slidably connected to the limiting frame 7, and the limiting frame 7 is fixedly connected to the back side of the conveying plate 30, The right end of the surface is fixedly connected to two seventh connecting rods 60, the seventh connecting rod 60 located at the left end is fixedly connected to the left side of the fourth gear 18, and the fourth gear 18 is meshed with the seventh gear 27. A support plate 29 is movably connected between the two seventh connecting rods 60, and the upper end of the inner surface of the support plate 29 is movably connected to a plurality of blades 28 that are evenly distributed and connected through a single-sided toothed synchronous belt drive. The front end of the blade 28 located at the left end is fixedly connected to the sixth gear 16, and the left end of the front side of the support plate 29 is fixedly connected to the eighth connecting rod. Rod 61, the front end of the inner surface of the eighth connecting rod 61 is movably connected with the fifth gear 17, the left end of the fifth gear 17 is transmission connected with the fourth gear 18 through a single-sided toothed synchronous belt, the fifth gear 17 is meshingly connected with the sixth gear 16, and the seventh connecting rod 60 located at the right end is fixedly connected with an annular plate 41 on its right side, and a plurality of equally spaced first screw holes 42 are provided on the inner surface of the annular plate 41, and a first screw hole 42 is provided at the lower end of the right side of the support plate 29, and the annular plate 41 and the support plate 29 are connected by a first screw rod 40.

[0024] A method for pretreating alfalfa feed using a pretreating device for alfalfa feed processing comprises the following steps: A. The hydraulic rod 20 is controlled to be extended and retracted as needed. With the cooperation of the fourth bracket 14, the third bracket 19 and the tenth bracket 31, the inclination angle of the conveying plate 30 can be adjusted, and the deflection angle of the support plate 29 can be adjusted. After reaching the desired position, the first screw 40 is passed through the first screw hole 42 on the surface of the annular plate 41 and screwed into the first screw hole 42 inside the support plate 29. When the rotating shaft at the connection between the fourth bracket 14 and the tenth bracket 31 rotates, it will drive one of the second conveying rollers 45 to rotate, and drive one of the first conveying rollers 43 to rotate through the single-sided toothed synchronous belt, so that the alfalfa is placed on the conveyor belt 21. With the cooperation of the first conveying roller 43 and the second conveying roller 45, the alfalfa will be automatically fed. In this process, two of the first conveying rollers 43 will drive two turning rollers 22 to rotate through the single-sided toothed synchronous belt, so as to turn up the alfalfa; B. One of the second conveying rollers 45 drives the seventh gear 27 to rotate through the single-sided toothed synchronous belt. When the seventh gear 27 rotates, it drives the first connecting rod 26 to swing through the single-sided toothed synchronous belt, and drives the cutter 8 to move up and down with the cooperation of the limit frame 7 and the slider 24, so as to perform primary crushing treatment on the alfalfa. At the same time, when the seventh gear 27 rotates, it drives the fourth gear 18 to rotate. When the fourth gear 18 rotates, it drives the fifth gear 17 to rotate through the single-sided toothed synchronous belt. When the fifth gear 17 rotates, it drives the sixth gear 16 to rotate. When the sixth gear 16 rotates, it drives the fan blade 28 at the left end to rotate, and with the cooperation of the single-sided toothed synchronous belt, the other fan blades 28 rotate synchronously to blow away the impurities mixed on the surface of the alfalfa; C. Turn on the motor 12, and the first gear 4 can be driven to rotate through the single-sided toothed synchronous belt. When the first gear 4 rotates, it will drive the shaft at the connection between the fourth bracket 14 and the tenth bracket 31 to rotate and the second gear 5 to rotate through the single-sided toothed synchronous belt. When the second gear 5 rotates, it will drive the third gear 6 to rotate. When the third gear 6 rotates, it will drive the first gear rod 35 and the second connecting rod 37 to rotate, and the fourth connecting rod 39 will move up and down under the cooperation of the limiting sleeve 3, the third connecting rod 38 and the limiting rod 13. When the first gear rod 35 rotates, it will drive the auger blade 46 to rotate through the single-sided toothed synchronous belt to prevent alfalfa from blocking the feed barrel 2; D. Remove the door panel 59 and insert the top block 53 into the slot 58 of corresponding depth as needed, and screw the second screw 52 into the second screw hole 51. When the motor 12 rotates, the roller 54 and the second gear rod 50 will be driven to rotate through the single-sided gear synchronous belt, and with the cooperation of the spring 55, the second material baffle plate 48 can be driven to move up and down regularly. When the second gear rod 50 rotates, it will also drive the crushing teeth 47 to rotate, so as to achieve the purpose of crushing the alfalfa.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pretreatment device for alfalfa feed processing, comprising a crushing box (1), characterized in that: The left end of the bottom of the crushing box (1) is fixedly connected to a second bracket (11), the front of the second bracket (11) is fixedly connected to a motor (12), and the output shaft of the motor (12) is fixedly connected to an eighth gear (32), the top of the crushing box (1) is fixedly connected to a feed barrel (2), and the bottom of the inner cavity of the crushing box (1) is fixedly connected to a spring (55), the top of the spring (55) is fixedly connected to a second baffle plate (48), and the bottom of the second baffle plate (48) is fixedly connected to a guide plate (46) via a fifth connecting rod (56). 9), a second gear rod (50) is movably connected to the middle end of the inner surface of the second material baffle plate (48), and two groups of crushing teeth (47) are fixedly connected to the upper end of the second gear rod (50), a sixth connecting rod (57) is fixedly connected to the left end of the bottom of the inner cavity of the crushing box (1), and a roller (54) is movably connected to the upper end of the inner surface of the sixth connecting rod (57), and six equidistantly distributed slots (58) are formed on the inner surface of the roller (54), and the rear end of the roller (54) is connected to the output shaft of the motor (12) through a single-sided toothed synchronous belt.

2. The pretreatment device and method for alfalfa feed processing according to claim 1, characterized in that: The bottom of the crushing box (1) is fixedly connected to support legs (34) on all sides, the guide plate (49) is arranged to be tilted to the left, a discharge port is provided at the left connection between the crushing box (1) and the guide plate (49), the output shaft of the motor (12) is movably connected to the eighth bracket (33), and the top of the eighth bracket (33) is fixedly connected to the bottom of the crushing box (1).

3. The pretreatment device and method for alfalfa feed processing according to claim 1, characterized in that: A top block (53) is inserted into the inner surface of the slot (58), and second screw holes (51) are provided on the inner surfaces of the roller (54) and the top block (53), and the six second screw holes (51) are distributed outwardly in a diffuse manner. The top block (53) and the roller (54) are connected via a second screw rod (52), and reserved holes are provided at the connection between the crushing box (1), the feed cylinder (2) and the second gear rod (50), and the second gear rod (50) is meshedly connected to the eighth gear (32), and a door plate (59) is connected to the front of the crushing box (1) via bolts.

4. The pretreatment device and method for alfalfa feed processing according to claim 1, characterized in that: The left end of the top of the crushing box (1) is fixedly connected to a sixth bracket (25), the upper end of the inner surface of the sixth bracket (25) is movably connected to a second gear (5), the right end of the second gear (5) is fixedly connected to a third gear (6), the upper end of the back of the sixth bracket (25) is fixedly connected to a ninth bracket (36), the left end of the inner surface of the ninth bracket (36) is movably connected to a first gear (4), the rear end of the first gear (4) is transmission-connected to an output shaft of a motor (12) via a single-sided toothed synchronous belt, and the first gear (4) is meshingly connected to the second gear (5).

5. The pretreatment device and method for alfalfa feed processing according to claim 1, characterized in that: The right side of the third gear (6) is fixedly connected to a second connecting rod (37), the end of the second connecting rod (37) is movably connected to a third connecting rod (38), the end of the third connecting rod (38) is fixedly connected to a fourth connecting rod (39), the right end of the inner surface of the fourth connecting rod (39) is movably connected to an auger blade (46), the axis of the auger blade (46) and the axis of the feed barrel (2) are located on the same straight line, the left side of the feed barrel (2) is fixedly connected to a limiting sleeve (3), the inner surface of the limiting sleeve (3) is plugged with a limiting rod (13), the top of the limiting rod (13) is fixedly connected to the bottom of the fourth connecting rod (39), the left end of the inner surface of the fourth connecting rod (39) is movably connected to a first gear rod (35), the first gear rod (35) is transmission-connected to the auger blade (46) through a single-sided toothed synchronous belt, and the first gear rod (35) is meshingly connected to the third gear (6).

6. The pretreatment device and method for alfalfa feed processing according to claim 1, characterized in that: The right end of the top of the crushing box (1) is fixedly connected to a tenth bracket (31), the lower end of the front of the tenth bracket (31) is movably connected to a hydraulic rod (20), the telescopic end of the hydraulic rod (20) is movably connected to a third bracket (19), the upper end of the front of the tenth bracket (31) is movably connected to a fourth bracket (14), the ends of the fourth bracket (14) and the third bracket (19) are fixedly connected to a conveying plate (30), the front and rear sides of the top of the conveying plate (30) are fixedly connected to a first material blocking plate (9), the left end of the inner surface of the conveying plate (30) is movably connected to a plurality of second conveying rollers (45) distributed at equal intervals, and the conveying plate (30) is fixedly connected to the conveying plate (30). ) is movably connected to a plurality of equally spaced first conveying rollers (43) at the right end of the inner surface, a first material baffle plate (9) located at the rear end is fixedly connected to two seventh brackets (23) at the top, and a material turning roller (22) is movably connected to the upper end of the inner surface of the seventh bracket (23), and the two material turning rollers (22) are respectively connected to two of the first conveying rollers (43) through a single-sided toothed synchronous belt. The back side of the rotating shaft at the connection between the fourth bracket (14) and the tenth bracket (31) is connected to the rear end of the first gear (4) through a single-sided toothed synchronous belt, and the front end is connected to one of the second conveying rollers (45) through a single-sided toothed synchronous belt.

7. The pretreatment device and method for alfalfa feed processing according to claim 1, characterized in that: The plurality of second conveying rollers (45) and the plurality of first conveying rollers (43) are connected to each other through a conveying belt (21), one of the second conveying rollers (45) is connected to one of the first conveying rollers (43) through a single-sided toothed synchronous belt, a cushion block (44) is fixedly connected to the inner side of the conveying plate (30) and located between the first conveying roller (43) and the second conveying roller (45), a fifth bracket (15) is fixedly connected to the left end of the front surface of the conveying plate (30), a first connecting rod (26) is movably connected to the upper end of the inner surface of the fifth bracket (15), a cutter (8) is movably connected to the end of the first connecting rod (26), a slider (24) is fixedly connected to the upper end of the back surface of the cutter (8), an outer surface of the slider (24) is slidably connected to a limiting frame (7), and the limiting frame (7) is fixedly connected to the back surface of the conveying plate (30).

8. The pretreatment device and method for alfalfa feed processing according to claim 1, characterized in that: The lower end of the front face of the fifth bracket (15) is fixedly connected to the first bracket (10) and movably connected thereto; the right end of the inner surface of the first bracket (10) is movably connected to the seventh gear (27); the seventh gear (27) is transmission-connected to the first connecting rod (26) and one of the second conveying rollers (45) via a single-sided toothed synchronous belt; the right end of the front face of the conveying plate (30) is fixedly connected to two seventh connecting rods (60); the left side of the seventh connecting rod (60) is fixedly connected to the fourth gear (18), and the fourth gear (18) is meshingly connected to the seventh gear (27).

9. The pretreatment device and method for alfalfa feed processing according to claim 1, characterized in that: A support plate (29) is movably connected between the two seventh connecting rods (60), and a plurality of equally spaced fan blades (28) are movably connected to the upper end of the inner surface of the support plate (29) and are connected by a single-sided toothed synchronous belt. The front end of the fan blade (28) located at the left end is fixedly connected to the sixth gear (16). The left end of the front face of the support plate (29) is fixedly connected to the eighth connecting rod (61), and the front end of the inner surface of the eighth connecting rod (61) is movably connected to the fifth gear (17). The left end of the fifth gear (17) is connected to the fourth gear (18) by a single-sided toothed synchronous belt, and the fifth gear (17) is meshed with the sixth gear (16). The seventh connecting rod (60) located at the right end is fixedly connected to the right side of the annular plate (41), and a plurality of equally spaced first screw holes (42) are provided on the inner surface of the annular plate (41). A first screw hole (42) is provided at the lower end of the right side of the support plate (29), and the annular plate (41) and the support plate (29) are connected by a first screw rod (40).

10. A method for pretreating alfalfa feed using the alfalfa feed pretreatment device according to any one of claims 1 to 9, characterized in that: The following steps are involved: A. The hydraulic rod (20) is controlled to extend and retract as required. With the cooperation of the fourth bracket (14), the third bracket (19) and the tenth bracket (31), the inclination angle of the conveying plate (30) can be adjusted, and the deflection angle of the support plate (29) can be adjusted. After reaching the required position, the first screw rod (40) is passed through the first screw hole (42) on the surface of the annular plate (41) and screwed into the first screw hole (42) inside the support plate (29). When the rotating shaft at the connection between the fourth bracket (14) and the tenth bracket (31) rotates, it drives one of the second conveying rollers (45) to rotate, and drives one of the first conveying rollers (43) to rotate through the single-sided toothed synchronous belt, so that alfalfa is placed on the conveying belt (21). With the cooperation of the first conveying roller (43) and the second conveying roller (45), the alfalfa is automatically fed. In this process, two of the first conveying rollers (43) drive two turning rollers (22) to rotate through the single-sided toothed synchronous belt, thereby turning up the alfalfa; B. One of the second conveying rollers (45) drives the seventh gear (27) to rotate through a single-sided toothed synchronous belt. When the seventh gear (27) rotates, it drives the first connecting rod (26) to swing through the single-sided toothed synchronous belt, and drives the cutter (8) to move up and down in cooperation with the limit frame (7) and the slider (24) to perform primary crushing on the alfalfa. At the same time, when the seventh gear (27) rotates, it drives the fourth gear (18) to rotate. When the fourth gear (18) rotates, it drives the fifth gear (17) to rotate through the single-sided toothed synchronous belt. When the fifth gear (17) rotates, it drives the sixth gear (16) to rotate. When the sixth gear (16) rotates, it drives the fan blade (28) at the left end to rotate. In cooperation with the single-sided toothed synchronous belt, the other fan blades (28) rotate synchronously to blow away impurities mixed on the surface of the alfalfa. C. Turn on the motor (12), and the first gear (4) can be driven to rotate through the single-sided toothed synchronous belt. When the first gear (4) rotates, it will drive the shaft at the connection between the fourth bracket (14) and the tenth bracket (31) to rotate and the second gear (5) to rotate through the single-sided toothed synchronous belt. When the second gear (5) rotates, it will drive the third gear (6) to rotate. When the third gear (6) rotates, it will drive the first gear rod (35) and the second connecting rod (37) to rotate, and the fourth connecting rod (39) will move up and down under the cooperation of the limit sleeve (3), the third connecting rod (38) and the limit rod (13). When the first gear rod (35) rotates, it will drive the auger blade (46) to rotate through the single-sided toothed synchronous belt to prevent alfalfa from blocking the feed barrel (2); D. Remove the door panel (59) and insert the top block (53) into the slot (58) of corresponding depth as required, and screw the second screw rod (52) into the second screw hole (51). When the motor (12) rotates, the roller (54) and the second gear rod (50) are driven to rotate through the single-sided gear synchronous belt, and the second baffle plate (48) can be driven to move up and down regularly with the cooperation of the spring (55). When the second gear rod (50) rotates, it also drives the crushing teeth (47) to rotate, so as to achieve the purpose of crushing the alfalfa.

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