CN218573909U

CN218573909U - Hydraulic magnetic system adjusting device

Info

Publication number: CN218573909U
Application number: CN202221678667.3U
Authority: CN
Inventors: 韩呈; 徐海阳; 桂致成; 吴金销; 李帅洋; 曹兵; 胡兵; 曾志远
Original assignee: Sinosteel Tianyuan Anhui Intelligent Equipment Co ltd
Current assignee: Sinosteel Tianyuan Anhui Intelligent Equipment Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2023-03-07
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a hydraulic pressure magnetic system adjusting device, which belongs to the field of magnetic separators and comprises a hydraulic station and a fixed frame, wherein a hydraulic cylinder is installed in the fixed frame, the hydraulic station is suitable for supplying oil to the hydraulic cylinder, the output end of the hydraulic cylinder is a hydraulic rod, an output turntable is also installed in the fixed frame, a fixed hole is formed in the output turntable, the output turntable and the hydraulic rod are suitable for being connected with a connecting shaft pin in an installing way, the fixed hole is provided with a plurality of groups and is circumferentially distributed on the output turntable at equal intervals, and the hydraulic station is suitable for pushing the output turntable to rotate through the hydraulic cylinder; a rotary table fixing seat is arranged on one side of the output rotary table, which is back to the hydraulic cylinder, and the rotary table fixing seat is connected with the fixed frame; the hydraulic rod and the output turntable are eccentrically arranged, and the output turntable is coaxially connected with a cylinder of the magnetic separator; the utility model overcomes the loaded down with trivial details of manual adjustment and the uncertain problem of electronic adjustment in the current.

Description

Hydraulic magnetic system adjusting device

Technical Field

The utility model belongs to the magnet separator field, concretely relates to hydraulic pressure magnetic system adjusting device.

Background

The magnetic separator is widely applied to industries such as metal mines and nonmetal deironing, a magnetic system is used as a core component of the magnetic separator, a device for adjusting the angle of the magnetic system is a magnetic system adjusting device, and the position of the magnetic system in a cylinder of the magnetic separator is called a magnetic declination (an included angle between the magnetic declination and a vertical central line is a magnetic declination). The magnetic system regulator for wet magnetic separator in magnetic separator is generally screw rod and pull plate structure and regulated at 0-30 deg.

In the dry bulk magnetic separator, there are two adjustment modes.

1. The manual magnetic system adjusting device is characterized in that a hand wheel is additionally arranged on an input shaft through a speed reducer, the hand wheel is rotated, the connecting device is driven through an output shaft of the speed reducer, the magnetic system is slowly rotated, and the angle can be finely adjusted through forward and reverse rotation of the hand wheel after the magnetic system is rotated to a required angle, so that the magnetic system adjusting effect is achieved.

2. The electric magnetic system adjusting device replaces a manual hand wheel by taking a motor as power, and the speed of the motor is high, and only one circle of output is needed, so that the speed ratio of the speed reducer is high, the cost is high, and the installation is inconvenient.

Both have the same problem that when the magnetic system rotates more than 180 degrees carelessly, the magnet falls down rapidly under the action of gravity, resulting in rotational impact. The hand wheel can suddenly and rapidly rotate by manually operating the magnetic system adjusting device, so that operators are easily injured; the electric magnetic system adjusting device has the advantages that the motor normally rotates, the magnetic system rotating impact suddenly accelerates, the rotation number and the magnetic system impact of the motor and the load of the speed reducer rapidly change in a very short time, the shell of the speed reducer can be damaged, and unsafe factors exist. Particularly, in a large-scale dry bulk magnetic separator, the heavier magnetic system is particularly obvious.

Based on the above problems, a novel magnetic system adjusting device suitable for magnetic separators of various models is needed.

Disclosure of Invention

In order to solve the technical problems, the inventor obtains the technical scheme of the utility model through practice and summary, the utility model discloses a hydraulic magnetic system adjusting device, which comprises a hydraulic station and a fixed frame, a hydraulic cylinder is installed in the fixed frame, the hydraulic station is suitable for supplying oil to the hydraulic cylinder, the output end of the hydraulic cylinder is a hydraulic rod, an output turntable is also installed in the fixed frame, a fixed hole is formed on the output turntable, the output turntable and the hydraulic rod are suitable for installing and connecting shaft pins for connection, the fixed holes are provided with a plurality of groups and are circumferentially distributed on the output turntable at equal intervals, and the hydraulic station is suitable for pushing the output turntable to rotate through the hydraulic cylinder;

a rotary table fixing seat is arranged on one side of the output rotary table, which is back to the hydraulic cylinder, and the rotary table fixing seat is connected with the fixed frame;

the hydraulic rod and the output turntable are eccentrically arranged, and the output turntable is coaxially connected with a cylinder of the magnetic separator. The connection mode can also be for the tail end of output carousel axle leaves the keyway the same with the output shaft of speed reducer, conveniently docks with original device.

When the hydraulic station provides pressure, a hydraulic rod of the hydraulic cylinder extends out to push the output turntable to rotate slowly clockwise. When the connecting shaft pin rotates to 180 degrees vertically upwards, the circuit is switched by the hydraulic station, and oil return is realized. The hydraulic rod of the hydraulic cylinder retracts. The pressure of the hydraulic station on the oil pipe loop can be adjusted.

At the moment, the resistance generated by the oil return pressure of the hydraulic station and the gravity of the magnetic system on the output turntable are mutually offset, and the part which is not completely offset is subjected to pressure compensation or oil return pressure value reduction by switching an oil return loop and an oil inlet loop of the hydraulic station, so that the hydraulic rod can be retracted.

The retraction of the hydraulic rod continuously drives the output turntable to continuously rotate clockwise and slowly. The magnetic deflection angle can be stopped at any position in the rotating process, and the stepless adjustment of the magnetic deflection angle can be achieved. And flow protection is set during oil return, return flow is limited, and return speed is limited to play a protection role.

In a further scheme, a supporting base is installed at the bottom of the hydraulic cylinder, the supporting base is detachably connected with the fixed frame, a first connecting hole is formed in the supporting base, a connecting seat is installed on a cylinder body of the hydraulic cylinder, a second connecting hole is formed in the connecting seat, a transmission shaft is suitable for being installed between the first connecting hole and the second connecting hole, and the transmission shaft is suitable for the connecting seat to be rotatably connected with the supporting base.

In a further scheme, an oil inlet pipe and an oil return pipe are respectively installed on the hydraulic station, and the oil inlet pipe and the oil return pipe are respectively connected to an oil inlet and an oil outlet of the hydraulic cylinder;

the hydraulic station is suitable for controlling the flow direction of hydraulic oil in the oil inlet pipe and the oil return pipe, and the output of the hydraulic cylinder is suitable for driving the output turntable to rotate clockwise.

In a further scheme, a joint bearing is mounted on the end head of the hydraulic rod and comprises an outer ring and an inner ring, the inner ring is suitable for rotating in the outer ring, and the inner ring is connected with the connecting shaft pin and is suitable for being mounted in the fixing hole.

In a further scheme, an anti-blocking piece is arranged outside the hydraulic cylinder; one end of the anti-blocking part is connected with the fixed frame, and the other end of the anti-blocking part is rotatably connected with the cylinder body of the hydraulic cylinder.

In a further scheme, the anti-blocking part comprises a fixed shaft tube, the fixed shaft tube is fixedly connected with a fixed frame, a communication hole is formed in the fixed frame and communicated with the fixed shaft tube, a sliding groove is formed in the shaft tube, a sliding block is arranged in the sliding groove and slides in the sliding groove, and a display rod is arranged on one side, back to the hydraulic cylinder, of the sliding block;

install articulated seat on the pneumatic cylinder, articulated seat can be dismantled with the pneumatic cylinder and be connected, install the rotating tube on the articulated seat, the rotating tube rotates on articulated seat, install the elastic component between rotating tube and the slider, the one end and the rotating tube fixed connection of elastic component, the other end and the slider fixed connection of elastic component.

In a further aspect, the elastic member includes a transverse spring, and the display rod is a bending rod; the fixed frame is externally provided with a comparison frame, a dial gauge is marked on the comparison frame, and the display rod is suitable for being arranged in the comparison frame to move.

Compared with the prior art, the utility model discloses can obtain following technological effect:

the utility model discloses a hydraulic pressure magnetism is adjusting device accomplishes the adjustment of magnetic declination through the flexible of the hydraulic stem of pneumatic cylinder. The whole process does not need to be like a traditional manual magnetic adjustment device, needs manpower to be strenuous or needs to be moved by a force application rod, and the magnetic declination angle can be adjusted by rotating for hundreds of circles. Meanwhile, the problem that the electric magnetic system adjusting device is difficult to accurately adjust the magnetic declination and adjust 180 degrees, so that the speed reducer is easily damaged is solved.

The utility model discloses can be at hydraulic pressure magnetic system adjusting device installation start button, only need press the start button, press impel (the hydraulic stem stretches out) and return stroke (the hydraulic stem withdrawal) button can. The whole process operation only needs to be carried out by pressing a button, the whole process has protection measures such as pressure protection, flow limitation and the like, the operation is safe and reliable, and no relation exists even if the magnetic system is adjusted by 180 degrees.

The utility model discloses still be provided with the anti-sticking and die the piece, avoid the low-speed state down the hydraulic stem to support each other with the output carousel, can not the continuous pivoted condition.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of an internal structure of a fixing frame according to embodiment 1 of the present invention;

fig. 2 is a schematic view of embodiment 1 of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2;

fig. 4 is a schematic view of a joint bearing according to embodiment 2 of the present invention;

fig. 5 is an internal structure view of a fixing frame according to embodiment 3 of the present invention;

fig. 6 is an enlarged view of a portion B of fig. 5.

In the figure: 1. a hydraulic station; 2. a fixed frame; 3. a hydraulic cylinder; 4. a hydraulic lever; 5. an output turntable; 6. Connecting a shaft pin; 7. a turntable fixing seat; 8. a support base; 9. a connecting seat; 10. an oil inlet pipe; 11. an oil return pipe; 12. a knuckle bearing; 121. an outer ring; 122. an inner ring; 13. fixing the shaft tube; 14. a slider; 15. A display lever; 16. a hinged seat; 17. rotating the tube; 18. a lateral spring; 19. and (5) comparing the frames.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1:

referring to fig. 1 to 3, for an embodiment of the present invention, a hydraulic magnetic system adjusting device includes a hydraulic station 1 and a fixed frame 2, a hydraulic cylinder 3 is installed in the fixed frame 2, the hydraulic station 1 is adapted to supply oil to the hydraulic cylinder 3, an output end of the hydraulic cylinder 3 is a hydraulic rod 4, an output turntable 5 is further installed in the fixed frame 2, a fixed hole is formed on the output turntable 5, a connection shaft pin 6 is adapted to be installed between the output turntable 5 and the hydraulic rod 4, the fixed hole is provided with a plurality of groups and is circumferentially distributed on the output turntable 5 at equal intervals, and the hydraulic station 1 is adapted to push the output turntable 5 to rotate through the hydraulic cylinder 3; a turntable fixing seat 7 is arranged on one side of the output turntable 5, which is back to the hydraulic cylinder 3, and the turntable fixing seat 7 is connected with the fixed frame 2; the hydraulic rod 4 and the output turntable 5 are eccentrically arranged, and the output turntable 5 is coaxially connected with a cylinder of the magnetic separator.

The bottom of pneumatic cylinder 3 is installed and is supported base 8, support base 8 and fixed frame 2 can be dismantled and be connected, support and seted up connecting hole one on the base 8, install connecting seat 9 on the jar body of pneumatic cylinder 3, connecting hole two has been seted up on the connecting seat 9, be suitable for between connecting hole one and the connecting hole two to install the transmission shaft, the transmission shaft is suitable for connecting seat 9 and supports base 8 and rotates and be connected.

An oil inlet pipe 10 and an oil return pipe 11 are respectively installed on the hydraulic station 1, and the oil inlet pipe 10 and the oil return pipe 11 are respectively connected to an oil inlet and an oil outlet of the hydraulic cylinder 3;

the hydraulic station 1 is suitable for controlling the flow direction of hydraulic oil in the oil inlet pipe 10 and the oil return pipe 11, and the output of the hydraulic cylinder 3 is suitable for driving the output turntable 5 to rotate clockwise. The hydraulic station 1 may be provided with a pressure maintaining circuit or a pressure flowmeter arranged on a pipeline to detect the flow.

The connecting piece of the output rotary table 5 and the rotary table fixing seat 7 adopts the transition fit of a shaft on the output rotary table 5 and a copper sleeve and a shaft in the rotary table fixing seat 7 to carry out assembly connection. Meanwhile, an oil groove is reserved on the shaft sleeve, and grease (lubricating grease) is fully coated in the oil groove during assembly, so that the assembly is easy, and the rotation resistance is reduced. The outside is provided with an oil cup (oil filling port) which can supplement grease to the inside of the shaft sleeve, so that the inside is always provided with lubricating grease.

Example 2

Referring to fig. 4, for another embodiment of the present invention, on the basis of example 1, the structure of the hydraulic rod 4 is optimized, the knuckle bearing 12 is installed on the end of the hydraulic rod 4, the knuckle bearing 12 includes an outer ring 121 and an inner ring 122, the inner ring 122 is suitable for rotating in the outer ring 121, and the inner ring 122 is connected with the connecting shaft pin 6 and is suitable for being installed in the fixing hole.

When the hydraulic cylinder 3 is selected, the hydraulic cylinder 3 with the hydraulic rod 4 and the knuckle bearing 12 can be selected. In the practical use process, a certain deviation is allowed in the vertical direction, namely the vertical direction of the surface of the output turntable 5, even if the surface of the output turntable 5 is not parallel to the hydraulic rod 4, the fixing hole on the output turntable 5 can be concentric with the inner ring 122 of the joint bearing 12 of the hydraulic rod 4 by adjusting the joint bearing 12 of the hydraulic rod 4, so that the connecting shaft pin 6 can easily penetrate through the fixing hole, and the hydraulic cylinder 3 and the output turntable 5 can be effectively connected through the connecting shaft pin 6. Meanwhile, the requirement that the angle formed by the hydraulic rod 4 and the vertical center line is changed continuously in the rotating process of the output turntable 5 is met through the characteristics that the outer ring 121 is fixed and the inner ring 122 is rotatable.

Example 3

Referring to fig. 5 and 6, in another embodiment of the present invention, based on example 1, an anti-seizing member is installed outside the hydraulic cylinder 3; one end of the anti-blocking part is connected with the fixed frame 2, and the other end of the anti-blocking part is rotatably connected with the cylinder body of the hydraulic cylinder 3.

In a further scheme, the anti-jamming member comprises a fixed shaft tube 13, the fixed shaft tube 13 is fixedly connected with a fixed frame 2, a communication hole is formed in the fixed frame 2 and communicated with the fixed shaft tube 13, a sliding groove is formed in the shaft tube, a sliding block 14 is arranged in the sliding groove, the sliding block 14 slides in the sliding groove, and a display rod 15 is arranged on one side, back to the hydraulic cylinder 3, of the sliding block 14;

install articulated seat 16 on the pneumatic cylinder 3, articulated seat 16 can be dismantled with pneumatic cylinder 3 and be connected, install rotating-tube 17 on the articulated seat 16, rotating-tube 17 rotates on articulated seat 16, install the elastic component between rotating-tube 17 and the slider 14, the one end and the rotating-tube 17 fixed connection of elastic component, the other end and the slider 14 fixed connection of elastic component.

The elastic member comprises a transverse spring 18, and the display rod 15 is a bending rod; the fixed frame 2 is externally provided with a comparison frame 19, a dial gauge is marked on the comparison frame 19, and the display rod 15 is suitable for being arranged in the comparison frame 19 to move. The hydraulic rod 4 can be continuously and completely rotated on the output rotary disc 5 along with the transverse spring 18 and the rotating pipe 17, and when the hydraulic rod is stuck, a transverse force is exerted on one side of the hydraulic cylinder 3 by rotating the display rod 15 to bridge the stuck position.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A hydraulic pressure magnetic system adjusting device is characterized in that: the hydraulic power station comprises a hydraulic station (1) and a fixed frame (2), a hydraulic cylinder (3) is installed in the fixed frame (2), the hydraulic station (1) is suitable for supplying oil to the hydraulic cylinder (3), an output end of the hydraulic cylinder (3) is a hydraulic rod (4), an output turntable (5) is further installed in the fixed frame (2), a fixed hole is formed in the output turntable (5), the output turntable (5) is connected with the hydraulic rod (4) through a mounting connection shaft pin (6), a plurality of groups of fixed holes are formed, the fixed holes are circumferentially distributed on the output turntable (5) at equal intervals, and the hydraulic station (1) is suitable for pushing the output turntable (5) to rotate through the hydraulic cylinder (3);

a rotary table fixing seat (7) is arranged on one side, back to the hydraulic cylinder (3), of the output rotary table (5), and the rotary table fixing seat (7) is connected with the fixed frame (2);

the hydraulic rod (4) and the output rotary table (5) are eccentrically installed, and the output rotary table (5) is coaxially connected with a cylinder of the magnetic separator.

2. A hydraulic magnetic adjustment device according to claim 1, characterized in that: the bottom of pneumatic cylinder (3) is installed and is supported base (8), support base (8) and fixed frame (2) and can dismantle the connection, support and seted up connecting hole one on base (8), install connecting seat (9) on the jar body of pneumatic cylinder (3), connecting hole two has been seted up on connecting seat (9), be suitable for between connecting hole one and the connecting hole two to install the transmission shaft, the transmission shaft is suitable for connecting seat (9) and supports base (8) and rotates and be connected.

3. A hydraulic magnetic adjustment device according to claim 1, characterized in that: an oil inlet pipe (10) and an oil return pipe (11) are respectively installed on the hydraulic station (1), and the oil inlet pipe (10) and the oil return pipe (11) are respectively connected to an oil inlet and an oil outlet of the hydraulic cylinder (3);

the hydraulic station (1) is suitable for controlling the flow direction of hydraulic oil in the oil inlet pipe (10) and the oil return pipe (11), and the output of the hydraulic cylinder (3) is suitable for driving the output turntable (5) to rotate clockwise.

4. A hydraulic magnetic adjustment device according to claim 1, characterized in that: the end head of the hydraulic rod (4) is provided with a joint bearing (12), the joint bearing (12) comprises an outer ring (121) and an inner ring (122), the inner ring (122) is suitable for rotating in the outer ring (121), and the inner ring (122) is connected with the connecting shaft pin (6) and is suitable for being arranged in the fixing hole.

5. A hydraulic magnetic adjustment device according to any of claims 1-4, characterized in that: an anti-blocking piece is arranged outside the hydraulic cylinder (3); one end of the anti-blocking part is connected with the fixed frame (2), and the other end of the anti-blocking part is rotatably connected with the cylinder body of the hydraulic cylinder (3).

6. A hydraulic magnetic adjustment device according to claim 5, characterized in that: the anti-blocking part comprises a fixed shaft tube (13), the fixed shaft tube (13) is fixedly connected with a fixed frame (2), a communicating hole is formed in the fixed frame (2) and communicated with the fixed shaft tube (13), a sliding groove is formed in the shaft tube, a sliding block (14) is arranged in the sliding groove, the sliding block (14) slides in the sliding groove, and a display rod (15) is arranged on one side, back to the hydraulic cylinder (3), of the sliding block (14);

install articulated seat (16) on pneumatic cylinder (3), articulated seat (16) can be dismantled with pneumatic cylinder (3) and be connected, install rotating tube (17) on articulated seat (16), rotating tube (17) rotate on articulated seat (16), install the elastic component between rotating tube (17) and slider (14), the one end and the rotating tube (17) fixed connection of elastic component, the other end and slider (14) fixed connection of elastic component.

7. A hydraulic magnetic adjustment device according to claim 6, characterized in that: the elastic piece comprises a transverse spring (18), and the display rod (15) is a bending rod; the fixed frame (2) is externally provided with a comparison frame (19), a dial gauge is marked on the comparison frame (19), and the display rod (15) is suitable for being arranged in the comparison frame (19) to move.