CN212328426U

CN212328426U - Hydraulic multi-stage composite roller type crusher

Info

Publication number: CN212328426U
Application number: CN202020775982.2U
Authority: CN
Inventors: 喻平
Original assignee: Xuzhou Chengxin Crushing Machinery Factory
Current assignee: Xuzhou Chengxin Crushing Machinery Factory
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-01-12
Anticipated expiration: 2030-05-12

Abstract

The utility model belongs to the technical field of breaker, concretely relates to hydraulic multistage composite roller crusher, which comprises a frame, a fixed roller is fixedly supported on the frame through a fixed bearing seat, an upper pressing plate and a lower pressing plate are arranged on the outer side of the frame, the upper pressing plate and the lower pressing plate are both obliquely and fixedly connected with a slide way, and all the slide ways are obliquely and downwardly arranged from one end far away from the fixed roller towards one end close to the fixed roller; the upper movable bearing seat is connected with the upper bidirectional oil cylinder, and the lower movable bearing seat is connected with the lower bidirectional oil cylinder. The combined type crushing operation can be realized, the crushing efficiency is greatly improved, and the energy is effectively saved; meanwhile, the material can be avoided automatically when encountering overlarge or over-hard materials, and the service life is greatly prolonged.

Description

Hydraulic multi-stage composite roller type crusher

Technical Field

The utility model belongs to the technical field of breaker, concretely relates to multistage compound roll crusher of hydraulic pressure.

Background

At present, the crushing of materials is an indispensable technological process in the production of products in various industrial departments such as mines, building materials, chemical industry, metallurgy and the like, and 15 percent of electric energy is used for the consumption and the power consumption of crushing operation in the world every year. At present, green, environment-friendly, energy-saving and emission-reducing are vigorously advocated, and the design of a high-efficiency and energy-saving crushing machine is of great significance.

Simultaneously, when the breakage, the material is not of uniform size, and hardness is uneven, can lead to the material not good because of the volume size effect when broken, simultaneously because hardness respectively differs, leads to causing breaker to have the damage when meetting the too hard material, has greatly influenced breaker's life.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a hydraulic multistage composite roller type crusher, which realizes the composite crushing operation, greatly improves the crushing efficiency and effectively saves the energy; meanwhile, the material can be avoided automatically when encountering overlarge or over-hard materials, and the service life is greatly prolonged.

The utility model discloses a realize through following technical scheme: a hydraulic multistage composite roller crusher comprises a frame, wherein a fixed roller is fixedly supported on the frame through a fixed bearing seat, an upper pressing plate and a lower pressing plate are arranged on the outer side of the frame, the upper pressing plate and the lower pressing plate are obliquely and fixedly connected with slideways, all the slideways are obliquely and downwards arranged from one end far away from the fixed roller to one end close to the fixed roller, an upper movable bearing seat is arranged in the slideway connected with the upper pressing plate, an upper movable roller is supported by the upper movable bearing seat, a lower movable bearing seat is arranged in the slideway connected with the lower pressing plate, and a lower movable roller is supported by the lower movable bearing seat; the upper part movable bearing seat is connected with an upper part bidirectional oil cylinder, and one end of the upper part bidirectional oil cylinder, which is far away from the upper part movable bearing seat, is fixedly connected with an upper part oil cylinder seat fixed on the frame; the lower movable bearing seat is connected with a lower bidirectional oil cylinder, and one end of the lower bidirectional oil cylinder, which is far away from the lower movable bearing seat, is fixedly connected with a lower oil cylinder seat fixed on the rack; the upper movable roller is positioned above the fixed roller in an inclined manner, and the lower movable roller and the upper movable roller are positioned on the same side of the fixed roller; the rack is also provided with a counterattack plate group, a rack of the counterattack plate group is matched with the upper movable roller, and the rack above the counterattack plate group and the upper movable roller is provided with a feed opening; the crushing gap between the impact plate group and the upper movable roller is larger than the crushing gap between the fixed roller and the upper movable roller, and the crushing gap between the fixed roller and the upper movable roller is larger than the crushing gap between the fixed roller and the lower movable roller; the fixed roller, the upper movable roller and the lower movable roller are in transmission connection with corresponding driving devices.

Further, the central axis of the lower movable roller is located between the central axis of the fixed roller and the central axis of the upper movable roller.

Further, the fixed roller, the lower movable roller and the upper movable roller are flat rollers with smooth surfaces or toothed rollers with tooth tips.

Furthermore, an upper pressure plate supporting seat for supporting the upper pressure plate and a lower pressure plate supporting seat for supporting the lower pressure plate are further arranged on the outer side of the rack.

Furthermore, the driving device in transmission connection with the upper movable roller and the driving device in transmission connection with the lower movable roller both comprise motors, the motors are connected with speed reducers, and the speed reducers are connected to output shafts of the corresponding movable rollers through universal couplings.

The utility model has the advantages that: the fixed rollers and the movable rollers are reasonably arranged, so that multi-stage and composite crushing operation is realized, and the efficiency of the crushing operation can be greatly improved; meanwhile, the structure is simple, the later maintenance is convenient, and the cost performance is high; and the operation is simple, the crushing ratio is large, and the service life is long.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

in the figure, 1, a frame, 2, a fixed bearing seat, 3, a fixed roller, 4, a lower pressing plate supporting seat, 5, a lower oil cylinder seat, 6, a lower movable bearing seat, 7, a lower movable roller, 8, a lower bidirectional oil cylinder, 9, a lower pressing plate, 10, an upper roller movable bearing seat, 11, an upper movable roller, 12, an upper oil cylinder seat, 13, an upper bidirectional oil cylinder, 14, an upper pressing plate supporting seat, 15, a counterattack plate group 16, an upper pressing plate, 17, a feeding port, 18, a fixed roller driving device, 19, a lower movable roller driving device, 20 and an upper movable roller driving device.

Detailed Description

The invention will be further explained below with reference to the drawings and examples.

As shown in fig. 1 and 2, a hydraulic multistage composite roller crusher comprises a frame 1, wherein a fixed roller 3 is arranged on the frame 1, two ends of the fixed roller 3 are fixedly supported on the frame 1 through fixed bearing seats 2, an upper pressing plate 16 and a lower pressing plate 9 are arranged on the outer side of the frame 1, the upper pressing plate 16 and the lower pressing plate 9 are both obliquely and fixedly connected with slideways, all the slideways are obliquely and downwardly arranged from one end far away from the fixed roller 3 to one end close to the fixed roller 3, an upper movable bearing seat 10 is arranged in the slideway connected with the upper pressing plate 16, an upper movable roller 11 is supported by the upper movable bearing seat 10, a lower movable bearing seat 6 is arranged in the slideway connected with the lower pressing plate 9, and a lower movable roller 7 is supported by the lower movable bearing seat 6; the upper movable bearing seat 10 is connected with an upper bidirectional oil cylinder 13, and one end of the upper bidirectional oil cylinder 13 far away from the upper movable bearing seat 10 is fixedly connected with an upper oil cylinder seat 12 fixed on the frame 1; the lower movable bearing seat 6 is connected with a lower bidirectional oil cylinder 8, and one end of the lower bidirectional oil cylinder 8 far away from the lower movable bearing seat 6 is fixedly connected with a lower oil cylinder seat 5 fixed on the frame 1; the gap between the fixed roller 3 and the upper movable roller 11 is adjusted by the telescopic action of the upper bidirectional oil cylinder 13; and the gap between the fixed roller 3 and the lower movable roller 7 is adjusted by the telescopic action of the lower bidirectional oil cylinder 8. The energy accumulators are connected to the upper two-way oil cylinder 13 and the lower two-way oil cylinder 8 and are connected to a hydraulic station, the movable bearing blocks (referring to the upper movable bearing block 10 and the lower movable bearing block 6) are controlled to move through hydraulic oil cylinders, the movable rollers (referring to the upper movable roller 11 and the lower movable roller 7) are driven to move, and meanwhile, the crushing force between the fixed roller 3 and the upper movable roller 11 and between the fixed roller 3 and the lower movable roller 7 can be adjusted through oil pressure of the two-way oil cylinders (referring to the upper two-way oil cylinder 13 and the lower two-way oil cylinder 8). The upper movable roller 11 is positioned above the fixed roller 3 in an inclined way, and the lower movable roller 7 and the upper movable roller 11 are positioned on the same side of the fixed roller 3; the rack 1 is also provided with a counterattack plate group 15, a rack of the counterattack plate group 15 is matched with the upper movable roller 11, and the rack 1 above the counterattack plate group 15 and the upper movable roller 11 is provided with a feed inlet 17; the crushing gap between the impact plate group 15 and the upper movable roller 11 is larger than the crushing gap between the fixed roller 3 and the upper movable roller 11, and the crushing gap between the fixed roller 3 and the upper movable roller 11 is larger than the crushing gap between the fixed roller 3 and the lower movable roller 7, so that the materials are crushed step by step, and the crushing efficiency can be effectively improved. The fixed roller 3, the upper movable roller 11 and the lower movable roller 7 are in transmission connection with corresponding driving devices. The center axis of the lower movable roller 7 is located between the center axis of the fixed roller 3 and the center axis of the upper movable roller 11.

The fixed roller driving device 18 in transmission connection with the fixed roller 3 comprises a motor, wherein the motor is connected to a driving shaft of the fixed roller 3 through a speed reducer, and the transmission efficiency can be effectively improved through the direct connection of the speed reducer and the fixed motor, so that the environment is protected, and the energy is saved. The upper movable roller driving device 20 in transmission connection with the upper movable roller 11 and the lower movable roller driving device 19 in transmission connection with the lower movable roller 7 respectively comprise motors, the motors are connected with speed reducers, the speed reducers are connected to output shafts of the corresponding movable rollers through universal couplings, the movable rollers can be guaranteed to perform crushing operation at any position through the universal couplings, and crushing power is stable.

Furthermore, the fixed roller 3, the lower movable roller 7 and the upper movable roller 11 are flat rollers with smooth surfaces, so that the crushing effect is more exquisite; or the tooth roller with the tooth tips can lead the crushing efficiency to be higher and the crushing strength to be higher.

As a modification of this embodiment, an upper platen support seat 14 for supporting an upper platen 16 and a lower platen support seat 4 for supporting a lower platen 9 are further provided outside the frame 1, so as to enhance the supporting strength of the upper platen 16 and the lower platen 9.

The utility model discloses a working process does: firstly, adjusting the oil pressure of a hydraulic station, and controlling the crushing pressure of a movable roller through a bidirectional oil cylinder by setting the oil pressure; then, the distance between the movable roller and the fixed roller is adjusted through the bidirectional oil cylinder, so that the crushing fineness is controlled; after entering from a feeding port, the materials can more smoothly enter between the fixed roller and the movable roller through the guide plate, and the materials are crushed into small materials after being sheared and enter the next stage for crushing through the impact and the transverse splitting between the two rollers; if too big or too hard material gets into, the movable roll can be through the movable bearing frame along slide level back-withdrawing, hydraulic cylinder shrink, and the gasbag in the energy storage ware is compressed, stores energy, and too big or too hard material passes through the back, and the gasbag energy release in the energy storage ware, and hydraulic cylinder stretches out, and the movable roll resumes the original position, continues to carry out the material crushing.

In conclusion, the utility model has obvious effect, is convenient and practical, realizes multi-stage and composite crushing operation by reasonably arranging the fixed roller and the plurality of movable rollers, and can greatly improve the efficiency of the crushing operation; meanwhile, the structure is simple, the later maintenance is convenient, and the cost performance is high; and the operation is simple, the crushing ratio is large, and the service life is long.

Claims

1. The utility model provides a multistage compound roller crusher which characterized in that: the device comprises a rack (1), wherein a fixed roller (3) is fixedly supported on the rack (1) through a fixed bearing seat (2), an upper pressing plate (16) and a lower pressing plate (9) are arranged on the outer side of the rack (1), the upper pressing plate (16) and the lower pressing plate (9) are fixedly connected with slideways in an inclined direction, all the slideways are arranged in an inclined downward manner from one end far away from the fixed roller (3) to one end close to the fixed roller (3), an upper movable bearing seat (10) is arranged in the slideway connected with the upper pressing plate (16), an upper movable roller (11) is supported by the upper movable bearing seat (10), a lower movable bearing seat (6) is arranged in the slideway connected with the lower pressing plate (9), and a lower movable roller (7) is supported by the lower movable bearing seat (6; the upper movable bearing seat (10) is connected with an upper bidirectional oil cylinder (13), and one end of the upper bidirectional oil cylinder (13) far away from the upper movable bearing seat (10) is fixedly connected with an upper oil cylinder seat (12) fixed on the frame (1); the lower movable bearing seat (6) is connected with a lower bidirectional oil cylinder (8), and one end of the lower bidirectional oil cylinder (8) far away from the lower movable bearing seat (6) is fixedly connected with a lower oil cylinder seat (5) fixed on the frame (1); the upper movable roller (11) is positioned above the fixed roller (3) in an inclined way, and the lower movable roller (7) and the upper movable roller (11) are positioned on the same side of the fixed roller (3); the rack (1) is also provided with a counterattack plate group (15), a rack of the counterattack plate group (15) is matched with the upper movable roller (11), and the rack (1) above the counterattack plate group (15) and the upper movable roller (11) is provided with a feeding port (17); the crushing gap between the impact plate group (15) and the upper movable roller (11) is larger than the crushing gap between the fixed roller (3) and the upper movable roller (11), and the crushing gap between the fixed roller (3) and the upper movable roller (11) is larger than the crushing gap between the fixed roller (3) and the lower movable roller (7); the fixed roller (3), the upper movable roller (11) and the lower movable roller (7) are in transmission connection with corresponding driving devices.

2. A hydraulic multi-stage compound roller crusher as claimed in claim 1, wherein: the central shaft of the lower movable roller (7) is positioned between the central shaft of the fixed roller (3) and the central shaft of the upper movable roller (11).

3. A hydraulic multi-stage compound roller crusher as claimed in claim 1, wherein: the fixed roller (3), the lower movable roller (7) and the upper movable roller (11) are flat rollers with smooth surfaces or tooth rollers with tooth tips.

4. A hydraulic multi-stage compound roller crusher as claimed in claim 1, wherein: an upper pressing plate supporting seat (14) used for supporting an upper pressing plate (16) and a lower pressing plate supporting seat (4) used for supporting a lower pressing plate (9) are further arranged on the outer side of the rack (1).

5. A hydraulic multi-stage compound roller crusher as claimed in claim 1, wherein: the driving device in transmission connection with the upper movable roller (11) and the driving device in transmission connection with the lower movable roller (7) both comprise motors, the motors are connected with speed reducers, and the speed reducers are connected to output shafts of the corresponding movable rollers through universal couplings.