Forage crusher for livestock breeding

Abstract

The utility model relates to the technical field of livestock breeding, and discloses a forage pulverizer for livestock breeding, which comprises a pulverizing main body, the input end of the pulverizing main body is fixedly provided with a pretreatment assembly for extruding and cutting off forage, and the top of the pretreatment assembly is communicated with a feeding assembly for assisting the forage to enter the interior of the pretreatment assembly. The pretreatment assembly comprises a bearing ring frame, and guide grooves are formed in the front side and the rear side of the bearing ring frame correspondingly. The driving motor drives the extrusion shaft to rotate along the guide bearing, so that the extrusion shaft drives the two sets of extrusion rollers to rotate oppositely, the two sets of extrusion rollers drive forage to enter the smashing body in the rotation process, and meanwhile the extrusion rollers conduct mirror image smashing on the forage under the action of extrusion force provided by the guide pressure adjusting assembly; therefore, the counter-acting force generated by woody plants in the forage in the crushing process is reduced, the abrasion speed of the device in the operation process is slowed down, and the overhaul period of the device is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of livestock breeding, specifically is fodder pulverizer for livestock breeding. BACKGROUND

[0002] The fodder pulverizer for livestock mainly pulverizes hay or silage into small particles suitable for feed, and its working principle is that the grass is fed into the crushing cavity through the feeding port, and the grass is crushed into small particles by the rotating cutter and discharged from the discharge port. During the whole process, the rotating speed of the motor and the cutter should be reasonably matched to ensure that the grass can be fully crushed.

[0003] After searching, the application number is 201920541758.4; a kind of fodder pulverizer for livestock breeding is disclosed, including box, pulverizing mechanism and drying mechanism, the bottom of the box is fixedly connected with support leg around, the top of the inner chamber of the box is fixedly connected with baffle transversely, the bottom of the box is communicated with discharge port, the top of the both sides of the box is equipped with through hole, the both sides of the box are fixedly connected with shell;The utility model discloses the use of the pulverizing mechanism, which is convenient for crushing the grass, so that the grass can be fully contacted with the crushing knife. The use of the roller facilitates the extrusion of the grass into the material, avoids the blockage of the grass during feeding, and solves the problems of poor crushing effect of the existing fodder pulverizer for livestock breeding, moisture content in the crushing process, and entanglement in the crushing process, which affects the crushing effect. At the same time, the problem of blocking during feeding affects the normal operation of the grass crushing.

[0004] The fodder pulverizer for livestock in the prior art uses a roller to facilitate the extrusion of the grass into the material and avoid the blockage of the grass during feeding. However, due to the mixing of vines and woody plants in the grass, the toughness and hardness of the vines and woody plants are higher than those of the conventional grass, which leads to the following problems of the device:

[0005] Firstly, the long vines are easily entangled on the surface of the crushing components of the device during the crushing process, which affects the stability of the device during operation.

[0006] Secondly, the crushing components of the device are easily worn out during the long-term processing of woody plants, which shortens the maintenance cycle of the device. In view of the above situation, we propose a fodder pulverizer for livestock. UTILITY MODEL CONTENTS

[0007] In view of the shortcomings of the prior art, the utility model provides a fodder pulverizer for livestock, which solves the problem of entanglement of vines on the surface of the crushing components of the device during the crushing process.

[0008] The technical scheme of the utility model discloses

[0009] A forage pulverizer for livestock breeding, including the pulverization main part, the input of pulverization main part fixed mounting is used for extruding and truncating the pretreatment component of forage, the top of pretreatment component is connected with the feeding assembly for assisting forage to enter its inside,

[0010] The pretreatment component includes a bearing ring frame, guide grooves are formed on the front and back sides of the bearing ring frame, an extrusion shaft is slidably inserted into the inner wall of each group of guide grooves, an extrusion roller is arranged on the outer surface of each group of extrusion shafts to crush forage by extrusion, a cutting knife is arranged on the outer surface of the rear extrusion roller, a prefabricated knife groove is formed on the outer surface of the front extrusion roller for engaging the cutting knife, a guide bearing is interference-fitted on the outer surface of each group of extrusion shafts, an offset bracket is interference-fitted on the outer surface of each group of guide bearings, two groups of guide pressure regulating components are arranged between each group of offset brackets and the bearing ring frame to adjust the extrusion pressure during the movement of the guide bearings, a drive motor is fixedly installed on the right side surface of each group of offset brackets on the right side, and the output end of each group of drive motors is in transmission connection with the corresponding extrusion shaft.

[0011] Further, each group of guide pressure regulating components includes a guide circular track, a guide support is slidably sleeved on the outer surface of each group of guide circular tracks to provide support force, the inner side surface of each group of guide supports is fixedly connected with the outer surface of the bearing ring frame, an extrusion spring is arranged on the inner end of each group of guide supports to provide extrusion force to the extrusion roller, and a pressure regulating nut is screwed on the outer surface of each group of guide circular tracks to adjust the initial compression length of the extrusion spring.

[0012] According to the type of forage, the extrusion force is determined, the pressure regulating nut is driven to rotate along the guide circular track after the extrusion force is determined, the initial compression amount of the extrusion spring is changed under the cooperation of the threads, the extrusion spring transmits the adjusted extrusion force to the guide circular track through the guide support under the support of the guide support, the guide circular track transmits the changed extrusion force to the extrusion roller through the offset bracket, the guide bearing and the extrusion shaft, and the convenience of adjusting the extrusion force transmitted by the device to the forage is improved, and the adaptability of the device to different forage is greatly improved.

[0013] Further, a lock nut is screwed on the outer surface of each group of guide circular tracks to transmit a pre-tightening stress to the pressure regulating nut.

[0014] The pressure regulating nut is in abutment with the lock nut, so that the pressure regulating nut obtains a pre-tightening force, the probability of uncontrollable loosening of the pressure regulating nut during operation is reduced, the stability of the device during operation is effectively improved, and the practicability of the device is improved.

[0015] Further, the feeding assembly comprises a feeding ring frame, inner walls of the feeding ring frame are provided with two groups of collection inclined plates for guiding the movement of forage, and left and right side faces of the feeding ring frame are fixedly provided with vibration motors.

[0016] Through the two groups of opposite collection inclined plates, a conical guide structure is formed in the feeding ring frame, and the vibration motor transmits reciprocating vibration stress to the collection inclined plates through the feeding ring frame; the forage on the surface of the conical guide structure is driven to move under the action of the reciprocating vibration stress; the conical guide structure guides the forage in the feeding ring frame to move to the extrusion positions of the two groups of extrusion rollers, thereby avoiding manual assistance of the forage into the device, and improving the safety in the operation process of the device.

[0017] Further, the front face and the back face of the bearing ring frame are provided with two groups of reinforcing bent plates for increasing the structural strength.

[0018] Through the reinforcing bent plates, the opening positions of the guide grooves on the bearing ring frame are additionally supported, thereby avoiding the deformation damage of the bearing frame at the guide groove positions, and greatly improving the firmness and service life of the device.

[0019] Further, the cutting-off knife arranged on the outer surface of the extrusion roller is arranged in an inclined surrounding manner, and the prefabricated knife groove arranged on the outer surface of the extrusion roller is matched with the cutting-off knife.

[0020] Through the engagement of the cutting-off knife arranged in an inclined surrounding manner and the prefabricated knife groove, the cutting-off knife is partially expected to contact the forage in the cutting-off process, the cutting stress of the cutting-off knife is ensured, and the cutting effect of the device on the forage is greatly improved.

[0021] The utility model discloses a fodder pulverizer for livestock and poultry breeding, which has the following improvements and advantages compared with the prior art.

[0022] Firstly, the driving motor drives the extrusion shaft to rotate along the guide bearing, so that the extrusion shaft drives the two groups of extrusion rollers to rotate towards each other, the forage is driven into the pulverizing main body in the rotating process of the two groups of extrusion rollers, and the forage is mirror-crushed under the extrusion force provided by the guide pressure regulating assembly, thereby reducing the reaction force of woody plants in the forage in the pulverizing process, slowing down the abrasion speed in the operation process of the device, and prolonging the maintenance cycle of the device.

[0023] Secondly, the extrusion roller drives the cutting-off knife to engage with the prefabricated knife groove, and the forage passing through the extrusion roller is vertically cut off in this process, thereby cutting the liana in the forage into appropriate lengths, avoiding the probability of the liana winding into the device, and greatly improving the stability in the operation process of the device.

[0024] Thirdly, the utility model discloses, through two groups of the collection of opposite arrangement's tilt board, make the feed ring frame constitute the conical guide structure in, and the vibration motor passes through the feed ring frame to the collection of tilt board transmission reciprocating vibration stress, and the forage on the surface of conical guide structure is under the action of reciprocating vibration stress and drives its removal, and the forage in the feed ring frame is guided to the extrusion position of two groups of extrusion cylinders by conical guide structure, and then the manual auxiliary forage of operator is avoided, and the safety in the device operation process is improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] The utility model will be further explained below combining with the drawings and examples:

[0026] Figure 1 It is the schematic diagram of the utility model;

[0027] Figure 2 It is the top view of the utility model feed assembly;

[0028] Figure 3 It is the top view of the utility model pretreatment subassembly;

[0029] Figure 4 It is the left view of the utility model pretreatment subassembly;

[0030] Figure 5 It is the right view of the utility model pretreatment subassembly.

[0031] Mark explanation: 1, the main body of smashing, 2, pretreatment subassembly, 201, bearing ring frame, 202, extrusion shaft, 203, extrusion cylinder, 204, cut-off knife, 205, prefabricated knife slot, 206, guide bearing, 207, offset support, 208, guide pressure regulating assembly, 2081, guide round rail, 2082, guide support, 2083, extrusion spring, 2084, pressure regulating nut, 2085, locknut, 209, drive motor, 210, reinforcing bent plate, 3, feed assembly, 301, feed ring frame, 302, collection tilt board, 303, vibration motor. DETAILED DESCRIPTION

[0032] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0033] The utility model discloses a kind of forage pulverizers for livestock breeding mainly applied to the scene of processing and pulverizing under complex forage condition.

[0034] Refer toFigures 1-5 The utility model provides a fodder pulverizer for livestock and poultry breeding, including the main body 1 of pulverization, the input end of main body 1 is fixedly installed with the pretreatment component 2 for extruding and truncating fodder, the top of pretreatment component 2 is connected with the feeding component 3 for assisting fodder to enter its inside,

[0035] Pretreatment component 2 includes the bearing ring frame 201, the front and rear sides of bearing ring frame 201 are all provided with guide slot, the inner wall of each group of guide slot is slidably inserted with extrusion shaft 202, the outer surface of each group of extrusion shaft 202 is provided with extrusion cylinder 203 and is broken by extruding fodder, the outer surface of rear extrusion cylinder 203 is provided with truncation knife 204, the outer surface of front extrusion cylinder 203 is provided with prefabricated cutter slot 205 for the engagement of truncation knife 204, the outer surface of each group of extrusion shaft 202 is installed with guide bearing 206 by interference fit, the outer surface of each group of guide bearing 206 is installed with offset support 207 by interference fit, two groups of guide pressure regulating components 208 for adjusting extrusion force during guiding its movement are arranged between each group of offset support 207 and bearing ring frame 201, the right side of each group of right offset support 207 is fixedly installed with drive motor 209, and the output end of each group of drive motor 209 is connected with corresponding extrusion shaft 202 in transmission.

[0036] In the embodiment: first, the extrusion force between the two extrusion cylinders 203 is determined according to the composition of the fodder, and then the extrusion force is adjusted by the guide pressure regulating component 208 after being selected, then the fodder is placed inside the feeding component 3, the feeding component 3 drives the fodder to move to the contact position of the two extrusion cylinders 203, then the drive motor 209 drives the extrusion shaft 202 to rotate along the guide bearing 206, the extrusion shaft 202 drives the two extrusion cylinders 203 to rotate towards each other respectively, the two extrusion cylinders 203 drive the fodder into the main body 1 during rotation, and the extrusion cylinder 203 breaks the fodder under the action of the extrusion force provided by the guide pressure regulating component 208, thereby reducing the reaction force generated by the woody plants in the fodder during the pulverization process, slowing down the wear speed during the operation of the device, prolonging the maintenance cycle of the device, and the extrusion cylinder 203 drives the truncation knife 204 to engage with the prefabricated cutter slot 205, the fodder passing through the extrusion cylinder 203 is vertically truncated during this process, thereby truncating the liana plants in the fodder to an appropriate length, avoiding the probability of the liana plants winding into the device, and greatly enhancing the stability of the device during operation.

[0037] In the above technical solution, in order to adjust the output extrusion force of the guide pressure regulating component 208, the specific operation is as follows:

[0038] Reference Figure 4Each guiding pressure regulating assembly 208 comprises a guiding circular rail 2081, an outer surface of each guiding circular rail 2081 is sleeved with a guiding support 2082 for providing support force, an inner side of each guiding support 2082 is fixedly connected with an outer surface of the bearing ring frame 201, an inner end of each guiding support 2082 is provided with an extrusion spring 2083 for providing extrusion force to the extrusion roller 203, and an outer surface of each guiding circular rail 2081 is screwed with a pressure regulating nut 2084 for adjusting the initial compression length of the extrusion spring 2083.

[0039] In the embodiment, the extrusion force is determined according to the type of forage, and after the extrusion force is determined, the pressure regulating nut 2084 is driven to rotate along the guiding circular rail 2081, the initial compression amount of the extrusion spring 2083 is changed under the cooperation of the threads, the extrusion spring 2083 transmits the adjusted extrusion force to the guiding circular rail 2081 through the pressure regulating nut 2084 under the support of the guiding support 2082, the guiding circular rail 2081 transmits the changed extrusion force to the extrusion roller 203 through the offset bracket 207, the guiding bearing 206 and the extrusion shaft 202, thereby improving the convenience of the device in adjusting the extrusion force transmitted to the forage, and greatly enhancing the adaptability of the device to different forage.

[0040] Specifically, an outer surface of each guiding circular rail 2081 is screwed with a lock nut 2085 for transmitting pre-tightening stress to the pressure regulating nut 2084.

[0041] In the above technical solution, in order to improve the safety of the forage during the process of entering the device, the specific operation is as follows:

[0042] Referring to Figures 1-2 The feeding assembly 3 comprises a feeding ring frame 301, and the inner wall of the feeding ring frame 301 is provided with two groups of collection inclined plates 302 for guiding the movement of forage, and the left side and the right side of the feeding ring frame 301 are both fixedly installed with a vibration motor 303.

[0043] In the embodiment, the two groups of oppositely arranged collection inclined plates 302 form a conical guiding structure in the feeding ring frame 301, and the vibration motor 303 transmits reciprocating vibration stress to the collection inclined plates 302 through the feeding ring frame 301, the forage on the surface of the conical guiding structure is driven to move under the action of the reciprocating vibration stress, the conical guiding structure guides the forage in the feeding ring frame 301 to move to the extrusion position of the two groups of extrusion rollers 203, thereby avoiding manual assistance of the forage entering by the operator, and improving the safety of the device during operation.

[0044] Specifically, the front surface and the back surface of the bearing ring frame 201 are both provided with two groups of reinforcing bent plates 210 for increasing the structural strength.

[0045] Specifically, the cutting knife 204 arranged on the outer surface of the extrusion roller 203 is arranged in an inclined and surrounding manner, and the prefabricated knife groove 205 opened on the outer surface of the extrusion roller 203 is matched with the cutting knife 204.

[0046] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A forage grinder for livestock breeding, comprising a grinding body (1), characterized in that: The input end of the crushing main body (1) is fixedly installed with a pretreatment assembly (2) for extruding and cutting off the forage, and the top of the pretreatment assembly (2) is communicated with a feeding assembly (3) for assisting the forage to enter the inside thereof. The pretreatment assembly (2) comprises a bearing ring frame (201), guide grooves are formed on the front and back sides of the bearing ring frame (201), the inner walls of each group of guide grooves are slidably inserted with extrusion shafts (202), the outer surfaces of each group of extrusion shafts (202) are provided with extrusion rollers (203) for crushing the forage by extrusion, the outer surfaces of the rear extrusion rollers (203) are provided with cutting knives (204), the outer surfaces of the front extrusion rollers (203) are provided with prefabricated knife grooves (205) for engaging the cutting knives (204), the outer surfaces of each group of extrusion shafts (202) are fitted with guide bearings (206), the outer surfaces of each group of guide bearings (206) are fitted with offset supports (207), two groups of guide pressure adjusting assemblies (208) for adjusting the extrusion pressure during the movement of the offset supports (207) are arranged between each group of offset supports (207) and the bearing ring frame (201), the right side surfaces of each group of right offset supports (207) are fixedly installed with driving motors (209), and the output ends of each group of driving motors (209) are drivingly connected with the corresponding extrusion shafts (202).

2. The forage grinder for livestock breeding according to claim 1, characterized in that: Each group of guide pressure adjusting assemblies (208) comprises a guide circular rail (2081), the outer surfaces of each group of guide circular rails (2081) are slidably sleeved with guide supports (2082) for providing support force, the inner side surfaces of each group of guide supports (2082) are fixedly connected with the outer surfaces of the bearing ring frame (201), the inner ends of each group of guide supports (2082) are provided with extrusion springs (2083) for providing extrusion force to the extrusion rollers (203), and the outer surfaces of each group of guide circular rails (2081) are screwed with pressure adjusting nuts (2084) for adjusting the initial compression length of the extrusion springs (2083).

3. The forage chopper according to claim 2, wherein: The outer surfaces of each group of guide circular rails (2081) are screwed with lock nuts (2085) for transmitting pre-tightening stress to the pressure adjusting nuts (2084).

4. The forage grinder for livestock breeding according to claim 1, characterized in that: The feeding assembly (3) comprises a feeding ring frame (301), the inner wall of the feeding ring frame (301) is provided with two groups of collection inclined plates (302) for guiding the movement of the forage, and the left side surface and the right side surface of the feeding ring frame (301) are fixedly installed with vibration motors (303).

5. The forage chopper of claim 1, wherein: The front surface and the back surface of the bearing ring frame (201) are provided with two groups of reinforcing bent plates (210) for increasing the structural strength.

6. The forage grinder for livestock breeding according to claim 1, characterized in that: The cutting knives (204) arranged on the outer surfaces of the extrusion rollers (203) are arranged in an inclined surrounding manner, and the prefabricated knife grooves (205) formed on the outer surfaces of the extrusion rollers (203) are matched with the cutting knives (204).

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