CN219663894U - Semi-autogenous mill easy to add grinding medium - Google Patents

Abstract

The utility model discloses a semi-autogenous mill easy to add grinding media, which comprises a box body and a machine body, wherein a plurality of support columns are arranged below the box body, a first motor is arranged in the middle of the upper surface of the box body, a feeding hopper is arranged on one side of the upper surface of the box body, two feeding inlets are symmetrically arranged in the feeding hopper, a first rotating shaft is rotatably arranged in the box body, the first rotating shaft is connected with an output shaft of the first motor, a turntable is arranged at the lower end of the rotating shaft, a discharging hole is arranged below the box body, a coil pipe communicated with the discharging hole is arranged below the box body, the lower end of the coil pipe is positioned above the machine body, a quantity control mechanism is arranged in the feeding hopper, a buffer mechanism is arranged below the feeding hopper, and an observation window is arranged in front of the box body: the adding process can buffer and protect, control the adding amount and prevent blocking.

Description

Semi-autogenous mill easy to add grinding medium

Technical Field

The utility model relates to the technical field of semi-autogenous grinding machines, in particular to a semi-autogenous grinding machine easy to add grinding media.

Background

The semi-autogenous mill is one of the most important crushing and grinding equipment in the mining field, during the operation of the semi-autogenous mill, some particles with small particle size and difficult grinding exist, and a certain proportion of auxiliary grinding media such as steel bars, steel balls, ceramic balls and the like are needed to be added into the mill, and the steel balls and materials in the mill are driven to move by self rotation, so that the purposes of crushing and grinding the materials are achieved, and the grinding efficiency is improved; when the semi-autogenous mill is used, grinding media need to be added, and the existing adding mode has the problems that ball adding cannot be performed in time, the ball adding quantity is inaccurate, and the like; publication No.: CN217569000U discloses a ball mill steel ball adding device, its beneficial effect has realized the automatic interpolation of ball mill steel ball, effectively reduces staff intensity of labour, can effectively avoid storing up the dead problem of ball each other card in the ball storehouse, and the device also has some shortages, firstly, the protectiveness is low, when the medium adds, can collide the device because of the altitude head, reduce the life of device, secondly lacks the medium and adds the volume control function, and the medium once only adds in a large number and lead to storing up the export jam below the ball storehouse easily, and is inconvenient for observing the interpolation running state of medium.

Disclosure of Invention

The utility model solves the problems, and provides the semi-autogenous mill which is used for buffering the medium adding and moving process, preventing the medium from damaging the medium or a component due to overlarge impact force in dropping, influencing the service life of the component, controlling the medium adding quantity in the feeding hopper and the box body, observing the medium allowance and the feeding state in the box body through the observation window, and conveniently preventing the box body from being blocked and being easy to add grinding medium.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides an easily add grinding medium's semi-autogenous mill, includes box, organism, be equipped with a plurality of support column below the box, be equipped with first motor above the box in the middle of, one side is equipped with the feeder hopper on the box, just be located the feeder hopper in the box and the symmetry be equipped with two feed inlets, it is equipped with first pivot to rotate in the box, first pivot upper end passes box and first motor output shaft, the pivot lower extreme is equipped with the carousel that is located the bottom surface in the box, be equipped with the discharge opening below the box, be equipped with the coil pipe with the discharge opening intercommunication below the box, the coil pipe lower extreme is located the organism, be equipped with accuse volume mechanism in the feeder hopper, just be equipped with buffer gear below the feeder hopper in the box, be equipped with the observation window in the front of the box, the observation window can observe the feeding state in the box and the surplus of grinding medium.

The upper surface of the turntable is provided with a through hole, one side of the turntable is inclined upwards, and the turntable at one side with low height is provided with a through hole, so that spherical media on the turntable can roll towards the through hole conveniently.

The control mechanism comprises a baffle, an installation groove is formed in the upper surface of the box body and located between the two feeding holes, a second motor is arranged in the installation groove, an output shaft of the second motor is connected with a second rotating shaft, the second rotating shaft is fixed below the baffle, feeding holes are formed in two sides of the baffle, and the control mechanism performs feeding quantity control through staggering and overlapping of the feeding holes and the feeding holes.

The buffer gear includes the sleeve, the sleeve is fixed on the box of feeder hopper below, it is equipped with the movable rod to slide in the sleeve, be equipped with the buffer tank above in the sleeve, the movable rod stretches into the buffer tank and has cup jointed the spring, the spring is fixed on the sleeve, the movable rod lower extreme is equipped with the joint board, the joint board upper surface is established to the arc bulge form, above and lie in the box both sides all slope and be equipped with the baffle, buffer gear can prevent spherical medium at the in-process that drops, the striking that falls because of the dead weight leads to self or the damage of box.

The upper surface of the bearing plate is provided with an arc-shaped bulge, the upper surface of the bearing plate is provided with a rubber pad, the rubber pad reduces the rebound height of spherical media, and meanwhile the surface of the bearing plate is protected.

The utility model has the advantages that: firstly, the feeding hopper is additionally controlled, the feeding amount in the box body is controlled by controlling the opening and closing of the feeding hole through the rotating baffle plate, so that excessive medium in the box body is prevented from being blocked, secondly, the medium is additionally buffered, after entering the box body, the medium enters the box body after being guided and buffered through the guide plate and the bearing plate, the box body component is prevented from being damaged due to the impact of the medium, the service life of the component is prolonged, thirdly, the discharging amount of the box body is controlled, the amount of the medium passing through the discharging hole is controlled through the rotating disc, the excessive medium is prevented from being added, and the protection and the feeding amount control capability of the utility model are improved.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic diagram of the turntable structure of the present utility model.

FIG. 3 is a schematic view of the metering mechanism and the buffer mechanism of the present utility model.

As shown in the figure: 1. a case; 2. a body; 3. a support column; 4. a first motor; 5. a feed hopper; 6. a feed inlet; 7. a first rotating shaft; 8. a turntable; 9. a discharge hole; 10. a coiled pipe; 11. a quantity control mechanism; 12. a buffer mechanism; 13. an observation window; 14. a through hole; 15. a baffle; 16. a mounting groove; 17. a second motor; 18. a second rotating shaft; 19. a material passing hole; 20. a sleeve; 21. a moving rod; 22. a buffer tank; 23. a spring; 24. a receiving plate; 25. a guide plate; 26. and a rubber pad.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

The utility model provides a combine 1, fig. 2, fig. 3, a semi-autogenous mill of easily adding grinding media, includes box 1, organism 2, be equipped with a plurality of support column 3 below the box 1, be equipped with first motor 4 in the middle of the box 1 is above, one side is equipped with feeder hopper 5 on the box 1, just be located the feeder hopper 5 in the symmetry and be equipped with two feed inlets 6 above the box 1, the box 1 internal rotation is equipped with first pivot 7, box 1 and first motor 4 output shaft are passed to first pivot 7 upper end, the pivot lower extreme is equipped with the carousel 8 that is located the box 1 on the bottom surface, be equipped with discharge opening 9 below the box 1, be equipped with coil pipe 10 with discharge opening 9 intercommunication below the box 1, coil pipe 10 lower extreme is located the organism 2 above, be equipped with accuse volume mechanism 11 in the feeder hopper 5, just be located the feeder hopper 5 below and be equipped with buffer gear 12 in the box 1, be equipped with observation window 13 in front in the box 1, but observation window 13 the surplus state and grinding media in the box 1 are observed.

The upper surface of the turntable 8 is provided with a through hole 14 which is inclined upwards at one side, and the turntable 8 at one side with low height is provided with a through hole 14, so that spherical media on the turntable 8 can roll towards the through hole 14 conveniently.

The quantity control mechanism 11 comprises a baffle 15, a mounting groove 16 is formed in the upper surface of the box body 1 and between the feeding holes 6, a second motor 17 is arranged in the mounting groove 16, an output shaft of the second motor 17 is connected with a second rotating shaft 18, the second rotating shaft 18 is fixed below the baffle 15, feeding holes 19 are formed in two sides of the baffle 15, and the quantity control mechanism 11 performs feeding quantity control through staggering and overlapping of the feeding holes 19 and the feeding holes 6.

The buffer mechanism 12 comprises a sleeve 20, the sleeve 20 is fixed on the box body 1 below the feed hopper 5, a moving rod 21 is arranged in the sleeve 20 in a sliding manner, a buffer groove 22 is formed in the upper surface in the sleeve 20, a spring 23 is sleeved in the moving rod 21 extending into the buffer groove 22, the spring 23 is fixed on the sleeve 20, a bearing plate 24 is arranged at the lower end of the moving rod 21, the upper surface of the bearing plate 24 is in an arc-shaped bulge shape, guide plates 25 are obliquely arranged on the upper surface in the box body 1 and are positioned on two sides of the sleeve 20, and the buffer mechanism 12 can prevent spherical media from being damaged by self or the box body 1 due to the impact of dead weight falling in the falling process.

The upper surface of the bearing plate 24 is provided with an arc-shaped bulge, the upper surface of the bearing plate 24 is provided with a rubber pad 26, the rubber pad 26 reduces the rebound height of spherical media, and the surface of the bearing plate 24 is protected.

In the concrete implementation of the utility model, a grinding medium is added through a feed hopper, a second motor is started to drive a second rotating shaft and a baffle to rotate, a material passing hole is overlapped with a material inlet to enable the medium to enter a box body, the medium falls onto a guide plate and falls onto a rubber pad of a bearing plate (a moving rod moves downwards under impact, a spring deforms in a buffer groove to buffer the impact force of the medium acting on the bearing plate), the medium slides on the rotary plate to a through hole, a first motor is started to drive a first rotating shaft and the rotary plate until the through hole is overlapped with a material outlet, and the medium enters the box body through a coil pipe; when the observation window is used for observing that the medium in the box body is too much, the rotary baffle plate seals the feed inlet, and when the machine body stops adding the medium, the rotary turntable seals the discharge outlet.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (5)

1. A semi-autogenous mill to which grinding media are readily added, characterized by: including box (1), organism (2), be equipped with a plurality of support column (3) below box (1), be equipped with first motor (4) above box (1) in the middle of, one side is equipped with feeder hopper (5) above box (1), just be located feeder hopper (5) in the symmetry and be equipped with two feed inlets (6), box (1) internal rotation is equipped with first pivot (7), box (1) and first motor (4) output shaft are passed to first pivot (7) upper end, the pivot lower extreme is equipped with carousel (8) that are located on the bottom surface in box (1), be equipped with discharge opening (9) below box (1), be equipped with coil pipe (10) with discharge opening (9) intercommunication below box (1), coil pipe (10) lower extreme is located above organism (2), be equipped with accuse volume mechanism (11) in feeder hopper (5), just be located feeder hopper (5) below in box (1) and be equipped with buffer gear (12), be equipped with before box (1) observation window (13).

2. A semi-autogenous mill with easy addition of grinding media as recited in claim 1, wherein: the upper surface of the rotary table (8) is provided with a through hole (14) which is inclined upwards at one side and is arranged on the rotary table (8) at the lower side.

3. A semi-autogenous mill with easy addition of grinding media as recited in claim 1, wherein: the volume control mechanism (11) comprises a baffle (15), a mounting groove (16) is formed in the upper surface of the box body (1) and located between the feeding holes (6), a second motor (17) is arranged in the mounting groove (16), a second rotating shaft (18) is connected to an output shaft of the second motor (17), the second rotating shaft (18) is fixed below the baffle (15), and material passing holes (19) are formed in two sides of the baffle (15).

4. A semi-autogenous mill with easy addition of grinding media as recited in claim 1, wherein: the buffer mechanism (12) comprises a sleeve (20), the sleeve (20) is fixed on a box body (1) below a feed hopper (5), a moving rod (21) is arranged in the sleeve (20) in a sliding mode, a buffer groove (22) is formed in the sleeve (20), a spring (23) is sleeved in the moving rod (21) extending into the buffer groove (22), the spring (23) is fixed on the sleeve (20), a bearing plate (24) is arranged at the lower end of the moving rod (21), the upper surface of the bearing plate (24) is arranged into an arc-shaped protruding shape, and guide plates (25) are obliquely arranged on the upper surface of the box body (1) and located on two sides of the sleeve (20).

5. A semi-autogenous mill with easy addition of grinding media as recited in claim 4, wherein: the upper surface of the bearing plate (24) is in an arc-shaped bulge shape, and a rubber pad (26) is arranged on the upper surface of the bearing plate (24).