CN218902040U

CN218902040U - Horizontal eccentric rotation ball mill

Info

Publication number: CN218902040U
Application number: CN202222828995.3U
Authority: CN
Inventors: 王恒昌; 胡法卿; 范宇升
Original assignee: Zhejiang Jinkun Zirconium Industry Co ltd
Current assignee: Zhejiang Jinkun Zirconium Industry Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-04-25
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses a horizontal eccentric rotary ball mill, which comprises a frame, a roller and a driving structure, wherein the roller comprises a cylinder body, a straight shaft arranged at one end of the cylinder body and a crankshaft arranged at the other end of the cylinder body, the crankshaft comprises a first connecting part connected to the center of the end surface of the cylinder body, an inclined connecting part obliquely fixedly connected to one end of the first connecting part and a second connecting part connected to one end of the inclined connecting part, the second connecting part and the first connecting part are arranged in parallel, the second connecting part and the straight shaft are coaxially arranged and are obliquely arranged relative to the cylinder body, and the second connecting part and the straight shaft are respectively connected to the frame in a rotary manner; through the structural arrangement of the utility model, the movement distance of the grinding medium in the roller is increased, the falling distance is increased, the kinetic energy potential energy of the grinding medium is increased during falling, and the crushing capacity of the grinding medium on materials is increased, so that the grinding effect of the ball mill is increased, and the effects of energy conservation and consumption reduction are achieved.

Description

Horizontal eccentric rotation ball mill

Technical Field

The utility model belongs to the technical field of ball mills, and particularly relates to a horizontal eccentric rotation ball mill.

Background

The horizontal ball mill is a relatively old conventional ball mill, and consists of a cylinder which is horizontally placed and can rotate, grinding media such as grinding balls and the like which are placed in the cylinder. The cylinder is generally made of steel, and is lined with materials such as porcelain, stone and the like for special needs; the same holds for the balls as grinding media, which are made of steel and porcelain, and even cobblestones. The grinding material to be ground rotates together with the balls in the cylinder, and is crushed and dispersed due to the effect of the balls, and the horizontal ball mill is a key device for dry or wet grinding in the production industries of silicate products, novel building materials, refractory materials, chemical fertilizers, black and nonferrous metals, quartz sand, glass ceramics and the like.

However, the grinding media in the conventional horizontal ball mill have a short distance of movement in the drum, and the kinetic energy of the grinding media is small, so that the grinding effect is poor.

Disclosure of Invention

The utility model provides a horizontal eccentric rotation ball mill with good grinding effect, which aims to overcome the defects of the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a horizontal eccentric rotation ball mill, includes the frame, install in cylinder in the frame and be used for controlling cylinder pivoted drive structure, the cylinder include the barrel, install in the straight axle of barrel one end and install in the bent axle on the barrel other end, the bent axle including connect in first connecting portion at barrel terminal surface center, slope rigid coupling in slope connecting portion on one end and connect in second connecting portion on the slope connecting portion one end, second connecting portion and first connecting portion are parallel arrangement, second connecting portion and straight axle are coaxial setting and all are the slope setting relative to the barrel, second connecting portion and straight axle are one respectively and rotate and connect in the frame, one is connected with drive structure.

Preferably, a material inlet and a material outlet for controlling the material to enter and exit are arranged on the cylinder body, and a material outlet valve is arranged at the material inlet and outlet.

Preferably, a release valve for exhausting is arranged on the cylinder body.

Preferably, the driving structure comprises a motor installed on the frame, a speed changer connected to the motor and a transmission mechanism connected to an output shaft of the speed changer, and one of the second connecting part and the straight shaft is connected to an output end of the transmission mechanism.

Preferably, one of the second connecting portion and the straight shaft is connected to the output end of the transmission mechanism, and is eccentrically arranged relative to the rotation center of the output end of the transmission mechanism.

Preferably, the transmission mechanism is a belt wheel transmission mechanism.

Preferably, the control cabinet is also included for controlling the operation of the roller.

In summary, the utility model has the following advantages: through the structural arrangement of the utility model, the movement distance of the grinding medium in the roller is increased, the falling distance is increased, the kinetic energy potential energy of the grinding medium is increased during falling, and the crushing capacity of the grinding medium on materials is increased, so that the grinding effect of the ball mill is increased, and the effects of energy conservation and consumption reduction are achieved.

Drawings

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

The reference numerals are: 1. a frame; 2. a roller; 21. a cylinder; 22. a straight shaft; 23. a crankshaft; 231. a first connection portion; 232. an inclined connecting part; 233. a second connecting portion; 3. a driving structure; 31. a motor; 32. a speed variator; 33. a transmission mechanism; 4. a control cabinet; 5. a discharge valve; 6. a material inlet and a material outlet; 7. and a bleed valve.

Detailed Description

As shown in fig. 1, the horizontal eccentric rotary ball mill comprises a frame 1, a roller 2, a driving structure 3 and a control cabinet 4, wherein the driving structure 3 comprises a motor 31, a speed changer 32 and a transmission mechanism 33, the motor 31 is installed at the bottom of the frame 1, the input end of the speed changer 32 is connected with the motor 31, the output end is connected with the transmission mechanism 33, and the control cabinet 4 is installed on the frame 1.

Further, in some embodiments, the transmission mechanism 33 may be a primary pulley mechanism, where a driving pulley is fixedly connected to an output end of the transmission 32, and a driven pulley is mounted on the drum 2 for driving the drum 2 to move.

Further, the drum 2 includes a drum 21, a straight shaft 22, and a crankshaft 23, wherein the straight shaft 22 is obliquely and fixedly connected to the center of an end surface of one end of the drum 21, one end of the straight shaft 22 is fixedly connected to a side end of the driven pulley, and a connection part between the straight shaft 22 and the driven pulley deviates from the rotation center of the driven pulley; the crankshaft 23 includes a first connecting portion 231, an inclined connecting portion 232 and a second connecting portion 233, the first connecting portion 231 is obliquely fixedly connected to the center of the end surface of the other end of the cylinder 21 far away from the straight shaft 22, one end of the inclined connecting portion 232 is fixedly connected with the first connecting portion 231, the other end of the inclined connecting portion 232 is fixedly connected with the second connecting portion 233, the second connecting portion 233 and the first connecting portion 231 are arranged in parallel and form an obtuse angle with the inclined connecting portion 232, and the second connecting portion 233 is rotatably mounted on the frame 1.

Further, a material inlet and outlet 6 is formed in the side wall of the cylinder 21, and a material outlet valve 5 is installed at the material inlet and outlet 6 to control material inlet and outlet.

Further, a gas release valve 7 is installed on the side wall of the cylinder 21 for releasing the gas in the ball mill.

Further, the discharge valve 5 and the air release valve 7 are all electric control valves, and are both electrically connected with the control cabinet 4.

In other embodiments, the transmission structure may also be a multi-stage pulley mechanism, a one-stage or multi-stage sprocket mechanism, a one-stage or multi-stage gear mechanism, or the like.

The specific implementation process of the utility model is as follows: raw materials enter the barrel 21 from the feed inlet and discharge outlet 6, the power output by the motor 31 drives the driven belt wheel to rotate through the speed changer 32, and the barrel 2 performs up-and-down rotation. Under the action of centrifugal force and friction force generated by the lining plate surface of the inner wall of the roller 2, the grinding medium in the roller 2 is attached to the lining plate surface of the inner wall of the roller 2, rotates along with the roller body 21 and is brought to a certain height, the free falling distance is increased under the action of gravity, the impact of the grinding medium on the bottom material is increased during falling, and the crushing effect on the material is increased. When the ball milling is finished, the air release valve 7 is rotated to the highest position by adjusting the control cabinet 4, the air release valve 7 is opened, the air in the ball mill is released by the air release valve 7, and the pressure in the ball mill is reduced. After the deflation is completed, the ball mill is rotated to enable the material inlet and outlet 6 of the ball mill to move to the lowest position, the material outlet valve 5 is opened, and the material outlet operation is carried out.

Claims

1. A horizontal eccentric rotation ball mill is characterized in that: including frame (1), install in cylinder (2) and be used for controlling cylinder (2) pivoted actuating structure (3) on frame (1), cylinder (2) include barrel (21), install in straight axle (22) of barrel (21) one end and install in bent axle (23) on barrel (21) other end, bent axle (23) including connect in first connecting portion (231) at barrel (21) terminal surface center, slope rigid coupling in slope connecting portion (232) on one end of first connecting portion and connect in second connecting portion (233) on one end of slope connecting portion, second connecting portion (233) and first connecting portion (231) are parallel arrangement, second connecting portion (233) and straight axle (22) are coaxial setting and all are the slope setting relative to barrel (21), second connecting portion (233) and straight axle (22) are one respectively rotate and are connected on frame (1), one is connected with actuating structure (3).

2. A horizontal eccentric rotary ball mill according to claim 1, wherein: the cylinder body (21) is provided with a feeding and discharging port (6) for controlling the feeding and discharging of materials, and a discharging valve (5) is arranged at the feeding and discharging port (6).

3. A horizontal eccentric rotary ball mill according to claim 1, wherein: the cylinder (21) is provided with a release valve (7) for exhausting.

4. A horizontal eccentric rotary ball mill according to claim 1, wherein: the driving structure (3) comprises a motor (31) arranged on the frame (1), a speed changer (32) connected to the motor (31) and a transmission mechanism (33) connected to an output shaft of the speed changer (32), and one of the second connecting part (233) and the straight shaft (22) is connected to an output end of the transmission mechanism (33).

5. A horizontal eccentric rotary ball mill as claimed in claim 4, wherein: one of the second connecting part (233) and the straight shaft (22) is connected to the output end of the transmission mechanism (33), and is eccentrically arranged relative to the rotation center of the output end of the transmission mechanism (33).

6. A horizontal eccentric rotary ball mill as claimed in claim 4, wherein: the transmission mechanism (33) is a belt wheel transmission mechanism (33).

7. A horizontal eccentric rotary ball mill according to claim 1, wherein: the device also comprises a control cabinet (4) for controlling the work of the roller (2).