Multi-stage crushing equipment

Abstract

The utility model relates to the technical field of feed crushing, in particular to multi-stage crushing equipment which comprises a rack, a machine shell is fixedly connected to the upper portion of the rack, a feeding barrel is fixedly connected to the position, close to the center, of the front surface of the machine shell, and a crushing cavity is formed between the machine shell and the feeding barrel. The outer surface of the feeding cylinder is in sliding connection with an installation module, the installation module comprises a first installation frame, a second installation frame and a third installation frame, and the first installation frame is connected to the front surface of the machine shell in an embedded and sliding mode. The threaded ring can be separated from the first mounting frame, the second mounting frame and the third mounting frame by rotating the threaded ring, so that the threaded ring, the first mounting frame, the second mounting frame and the third mounting frame are not externally fixed, later independent disassembly is facilitated, the situation that the whole equipment needs to be disassembled when a crushing assembly in the machine shell needs to be maintained is avoided, and the maintenance difficulty is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to feed crushing technical field, concretely is a kind of multistage crushing equipment. BACKGROUND

[0002] Feed grinder is crushed into small particles by feed raw materials, increase the surface area of feed, make it more easily contact with animal digestive juice, to improve the digestive absorption rate of animal, and there is certain disadvantage when using existing equipment, such as the announcement number:CN218250717U, record a kind of multistage crushing equipment for pig feed processing, it is related to the technical field of crushing device, including rack, the rack is installed with the crushing cavity of volute shape, and the outer wall center position of crushing cavity is equipped with feed inlet, the end of crushing cavity is equipped with discharge port;The inside of crushing cavity is equipped with multiple groups of crushing space, and isolation screen is installed between every two groups of crushing space, the first group of crushing space is communicated with feed inlet;

[0003] The above device realizes multistage crushing, but each crushing structure is installed in the inside of machine shell, when needing to overhaul later, the entire machine shell needs to be disassembled, the damaged structure is not convenient to take out alone, and the difficulty of later overhaul is increased. UTILITY MODEL CONTENT

[0004] The utility model aims at providing multistage crushing equipment to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of multistage crushing equipment, including rack, the top of the rack is fixedly connected with machine shell, the front surface of the machine shell is fixedly connected with feed cylinder near center position, crushing cavity is opened between the machine shell and feed cylinder;

[0007] The outer surface of the feed cylinder is slidably connected with installation module, the installation module includes No. 1 installation frame, No. 2 installation frame and No. 3 installation frame, No. 1 installation frame is embedded and slidably connected to the front surface of the machine shell, No. 2 installation frame is embedded and slidably connected to the front surface of the machine shell, No. 3 installation frame is embedded and slidably connected to the front surface of the machine shell;

[0008] The inside of No. 1 installation frame is rotatably connected with No. 1 crushing roller, the inside of No. 2 installation frame is rotatably connected with cutting roller, the inside of No. 3 installation frame is movably connected with air hammer, the inner surface of No. 1 installation frame and No. 2 installation frame is embeddedly connected with isolation module, one end of the feed cylinder is threadedly connected with threaded ring.

[0009] Further in, the upper surface of the rack is fixedly connected with a fixed frame, the front surface of the fixed frame is threadedly connected with a fastening bolt, and the machine shell and the rack are fixedly connected through the fixed frame and the fastening bolt.

[0010] Further in, the outer surface of the feeding cylinder is provided with a limiting groove, and the first mounting frame, the second mounting frame and the third mounting frame are slidably connected with the limiting groove.

[0011] Further in, the inside of the machine shell is fixedly connected with a jet plate, and the outer surface of the jet plate is fixedly connected with an air inlet pipe.

[0012] Further in, the installation module further comprises a motor mounting plate, a first motor and a second motor, the motor mounting plate is fixedly connected to the front surfaces of the first mounting frame and the second mounting frame, the first motor is fixedly connected to the lower surface of the motor mounting plate, and the second motor is fixedly connected to the side surface of the motor mounting plate.

[0013] Further in, the inside of the first mounting frame is rotatably connected with a second crushing roller, one end of the first crushing roller and the second crushing roller is fixedly connected with a first gear, the output end of the first motor is fixedly connected with a second gear, the second gear is meshedly connected with the first gear, and one end of the cutting roller is fixedly connected with the output end of the second motor.

[0014] Further in, the isolation module comprises a screen and a vibration motor, the screen is movably connected to the insides of the first mounting frame and the second mounting frame, the outer surface of the screen is nested with a first rubber frame, the outer surface of the screen is nested with a second rubber frame at a position away from the first rubber frame, and the vibration motor is fixedly connected to the outer surface of the screen.

[0015] The outer surface of the threaded ring is fixedly connected with a handle, and the front surface of the handle is threadedly connected with a bolt.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] 1. The high-pressure airflow makes the feed transported along the inner wall of the machine shell, so that the feed sequentially passes through the third mounting frame, the second mounting frame and the first mounting frame, is preliminarily scattered by the air hammer, is cut by the cutting roller after screening by the isolation module, passes through another isolation module after cutting, and is finally crushed by the first crushing roller, so that the step-by-step grading crushing ensures the crushing efficiency and reduces the crushing pressure of the first crushing roller.

[0018] 2, manually rotate the threaded ring, separate the threaded ring and the feed cylinder, so that the threaded ring and the first mounting frame, the second mounting frame and the third mounting frame are separated, so that the above three lose the fixation of the outside world, facilitate the later separate disassembly, avoid the need to disassemble the entire equipment when the internal broken components of the casing need to be repaired, reduce the difficulty of maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is the overall structure schematic diagram of the utility model;

[0020] Fig. 2 It is the internal structure schematic diagram of the utility model's casing;

[0021] Fig. 3 It is the installation module structure schematic diagram of the utility model;

[0022] Fig. 4 It is the isolation module structure schematic diagram of the utility model.

[0023] In the drawing: 1, rack; 101, fixed frame; 2, casing; 201, feed cylinder; 202, limiting groove; 203, crushing cavity; 3, air injection plate; 301, air inlet pipe; 4, installation module; 401, first mounting frame; 402, second mounting frame; 403, third mounting frame; 404, motor mounting plate; 405, first motor; 406, second motor; 5, first crushing roller; 501, second crushing roller; 502, first gear; 503, second gear; 6, cutting roller; 7, air hammer; 8, isolation module; 801, first rubber frame; 802, second rubber frame; 803, isolation net; 804, vibration motor; 9, threaded ring; 901, handle; 902, bolt. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only 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 those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figs. 1-4 In the embodiments of the utility model, a multi-stage crushing equipment comprises a rack 1, the upper portion of the rack 1 is fixedly connected with a casing 2, the front surface of the casing 2 is fixedly connected with a feed cylinder 201 near the center position, a crushing cavity 203 is arranged between the casing 2 and the feed cylinder 201;

[0026] The outer surface of the feed cylinder 201 is slidably connected to the mounting module 4. The mounting module 4 includes a first mounting frame 401, a second mounting frame 402, and a third mounting frame 403. The first mounting frame 401 is embedded and slidably connected to the front surface of the housing 2, the second mounting frame 402 is embedded and slidably connected to the front surface of the housing 2, and the third mounting frame 403 is embedded and slidably connected to the front surface of the housing 2.

[0027] The first mounting frame 401 is rotatably connected to the first crushing roller 5, the second mounting frame 402 is rotatably connected to the second cutting roller 6, the third mounting frame 403 is movably connected to the third air hammer 7, the inner surfaces of the first mounting frame 401 and the second mounting frame 402 are embedded with the isolation module 8, and one end of the feed cylinder 201 is threaded with the threaded ring 9.

[0028] An air jet plate 3 is fixedly connected inside the casing 2, and an air intake pipe 301 is fixedly connected to the outer surface of the air jet plate 3.

[0029] Specifically, during use, feed is fed into the feed cylinder 201 and enters the crushing chamber 203. At this time, the jet plate 3 is connected to the external high-pressure air supply equipment through the air inlet pipe 301. With the help of the high-pressure airflow, the feed is transported along the inner wall of the casing 2, passing through the third mounting frame 403, the second mounting frame 402, and the first mounting frame 401 in sequence. It is initially broken up by the air hammer 7 to prevent the feed from getting damp and sticking together, which would affect the crushing efficiency in the later stage. After being screened by the isolation module 8, it is cut by the cutting roller 6. After being cut, it passes through another isolation module 8 and is finally crushed by the first crushing roller 5. This stepwise graded crushing ensures crushing efficiency while reducing the crushing pressure of the first crushing roller 5. Moreover, the modular design of each crushing mechanism makes it easy to disassemble, inspect, or maintain it separately in the later stage.

[0030] Example 1

[0031] like Figs. 1-4 As shown, a fixed frame 101 is fixedly connected to the upper surface of the frame 1, and a fastening bolt is threaded to the front surface of the fixed frame 101. The housing 2 and the frame 1 are fixedly connected by the fixed frame 101 and the fastening bolt. A limit groove 202 is opened on the outer surface of the feed cylinder 201. The first mounting frame 401, the second mounting frame 402 and the third mounting frame 403 are slidably connected to the limit groove 202.

[0032] In this embodiment, the frame 1 and the housing 2 are connected together by fastening bolts, and the limiting groove 202 limits the sliding of the first mounting frame 401, the second mounting frame 402 and the third mounting frame 403 in the later stage.

[0033] Example 2

[0034] On the basis of embodiment one, in order to make up for the inconvenience of the first mounting frame 401, the second mounting frame 402 and the third mounting frame 403 in embodiment one.

[0035] As shown in Figs. 1-4 , the installation module 4 further comprises a motor mounting plate 404, a first motor 405 and a second motor 406, the motor mounting plate 404 is fixedly connected to the front surface of the first mounting frame 401 and the second mounting frame 402, the first motor 405 is fixedly connected to the lower surface of the motor mounting plate 404, the second motor 406 is fixedly connected to the side surface of the motor mounting plate 404, the inside of the first mounting frame 401 is rotatably connected with a second crushing roller 501, one end of the first crushing roller 5 and one end of the second crushing roller 501 are fixedly connected with a first gear 502, the output end of the first motor 405 is fixedly connected with a second gear 503, the second gear 503 and the first gear 502 are meshingly connected, one end of the cutting roller 6 is fixedly connected with the output end of the second motor 406.

[0036] In this embodiment, the first motor 405 is started, the output end of the first motor 405 drives the second gear 503 to rotate, the second gear 503 drives one of the first gears 502 to rotate, so that the first gears 502 meshed together drive the first crushing roller 5 and the second crushing roller 501 to rotate respectively, that is, the final crushing can be carried out, the second motor 406 is started, the second motor 406 drives the cutting roller 6 to rotate, and the second crushing is carried out through the cutting roller 6.

[0037] As shown in Figs. 1-4 , the outer surface of the threaded ring 9 is fixedly connected with a handle 901, and the front surface of the handle 901 is threadedly connected with a bolt 902.

[0038] In this embodiment, the threaded ring 9 is manually rotated to separate the threaded ring 9 from the feeding cylinder 201, so that the threaded ring 9 and the first mounting frame 401, the second mounting frame 402 and the third mounting frame 403 are separated, so that the above three are lost from the fixation of the outside world, and are convenient for separate disassembly in the later period, avoiding the need to disassemble the entire device when the crushing assembly inside the machine shell 2 needs to be repaired, and in addition, when installing, the bolt 902 on the handle 901 is rotated, so that one end of the bolt 902 abuts against the machine shell 2, and an opposite force is applied to the threaded ring 9, so that the threaded ring 9 is connected more tightly.

[0039] As shown in Figs. 1-4 , the isolation module 8 comprises a screen 803 and a vibration motor 804, the screen 803 is movably connected inside the first mounting frame 401 and the second mounting frame 402, the outer surface of the screen 803 is nested with a first rubber frame 801, the outer surface of the screen 803 is nested with a second rubber frame 802 away from the first rubber frame 801, and the vibration motor 804 is fixedly connected to the outer surface of the screen 803.

[0040] In the embodiment, the mesh of the screen 803 near the position of the air hammer 7 is larger than the mesh of the screen 803 near the position of the first crushing roller 5, so that the grading effect is achieved, the first rubber frame 801 and the second rubber frame 802 are connected through the threaded assembly, after the vibration motor 804 is started, the screen 803 vibrates between the first rubber frame 801 and the second rubber frame 802, so that the feed is screened, and the amount of feed adhered to the screen 803 is reduced.

[0041] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0042] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A multi-stage crushing device, comprising a rack (1), a machine shell (2) fixedly connected above the rack (1), an inlet cylinder (201) fixedly connected to the front surface of the machine shell (2) near the center position, and a crushing cavity (203) formed between the machine shell (2) and the inlet cylinder (201); characterized in that The outer surface of the inlet cylinder (201) is slidably connected with a mounting module (4), and the mounting module (4) comprises: A first mounting frame (401) embedded and slidably connected to the front surface of the machine shell (2); A second mounting frame (402) embedded and slidably connected to the front surface of the machine shell (2); A third mounting frame (403) embedded and slidably connected to the front surface of the machine shell (2); A first crushing roller (5) rotatably connected inside the first mounting frame (401), a cutting roller (6) rotatably connected inside the second mounting frame (402), and an air hammer (7) movably connected inside the third mounting frame (403); the inner surfaces of the first mounting frame (401) and the second mounting frame (402) are fixedly connected with a separation module (8), and one end of the inlet cylinder (201) is threadedly connected with a threaded ring (9).

2. The multi-stage comminution apparatus of claim 1, wherein, The upper surface of the rack (1) is fixedly connected with a fixed frame (101), the front surface of the fixed frame (101) is threadedly connected with a fastening bolt, and the machine shell (2) and the rack (1) are fixedly connected through the fixed frame (101) cooperating with the fastening bolt.

3. The multi-stage comminution apparatus of claim 1, wherein, The outer surface of the inlet cylinder (201) is provided with a limiting groove (202), and the first mounting frame (401), the second mounting frame (402) and the third mounting frame (403) are slidably connected with the limiting groove (202).

4. The multi-stage comminution apparatus of claim 1, wherein, The inner surface of the machine shell (2) is fixedly connected with an air injection plate (3), and the outer surface of the air injection plate (3) is fixedly connected with an air inlet pipe (301).

5. The multi-stage comminution apparatus of claim 1, wherein, The mounting module (4) further comprises: A motor mounting plate (404) fixedly connected to the front surfaces of the first mounting frame (401) and the second mounting frame (402); A first motor (405) fixedly connected to the lower surface of the motor mounting plate (404); A second motor (406) fixedly connected to the side surface of the motor mounting plate (404).

6. The multi-stage comminution apparatus of claim 5, wherein, The first mounting frame (401) is rotatably connected with a second crushing roller (501), one end of each of the first crushing roller (5) and the second crushing roller (501) is fixedly connected with a first gear (502), the output end of the first motor (405) is fixedly connected with a second gear (503), the second gear (503) and the first gear (502) are meshingly connected, and one end of the cutting roller (6) and the output end of the second motor (406) are fixedly connected.

7. The multi-stage comminution apparatus of claim 1, wherein, The separation module (8) comprises: A separation net (803) movably connected inside the first mounting frame (401) and the second mounting frame (402), a first rubber frame (801) nestedly connected to the outer surface of the separation net (803), and a second rubber frame (802) nestedly connected to the position of the outer surface of the separation net (803) away from the first rubber frame (801); A vibration motor (804) fixedly connected to the outer surface of the separation net (803). The outer surface of the threaded ring (9) is fixedly connected with a handle (901), and the front surface of the handle (901) is threadedly connected with a bolt (902).

Images