CN216149916U - Ball mill system sand machine - Google Patents

Abstract

The utility model discloses a ball grinding sand making machine, which comprises a feeding part, wherein the feeding part is connected with a sand making barrel body through a hollow shaft, one end of the sand making barrel body, which is close to the hollow shaft, is provided with a transmission gear, the transmission gear is outwards connected with a gap bridge gear along the sand making barrel body, the gap bridge gear is connected with a speed reducer, and the speed reducer is provided with a power component; the other end of the sand making cylinder body is sequentially provided with a sand separating plate, a sand outlet and a finished product cavity along the direction far away from the hollow shaft. The utility model discloses equipment for equipment operation of a ball mill sand making machine, which has stable operation and low sand making cost; the sand making operation is reasonable, and the production efficiency is high; the machine-made sand has less over-crushing, good uniform particle shape and flexible and adjustable fineness, and has stronger applicability to different markets of the machine-made sand.

Description

Ball mill system sand machine

Technical Field

The utility model belongs to the technical field of machine-made sand equipment, and particularly relates to a ball mill sand making machine.

Background

The development history of the manual sand making technology of the sand making machine is roughly divided into three stages: the exploration phase, the maturation phase and the extensive application phase of continuous innovation. The exploration stage of the manual sand making technology of the sand making machine is as follows: manual sand making of a sand making machine is applied to the early 60 th of the last century at the earliest, a hammer crusher with backward performance is adopted to produce the manual sand, and the scale is small. The 65-year Xiexiu Bay project establishes an artificial sandstone system with the production capacity of 160t/h, and therefore, the sequence of research and application of the artificial sandstone technology in China is drawn. At that time, the production and application of artificial sandstone materials in China are still blank, the problems of how to design the process flow of an artificial sandstone system, select sand making equipment, how to improve the product quality, reduce the production cost and the like are all searched in practice, and the research of the artificial sandstone technology enters a long search stage which is continued till the end of the 80 th century. In the mature stage of the artificial sand making technology of the sand making machine, after 90 years, the pace of hydropower development is accelerated, and the successive construction of a batch of super-huge hydropower engineering such as the second beach, the wave bottom, the Wanjiazhai, the Dachaoshan mountain, the three gorges and the like provides a huge opportunity for the maturation of the artificial sand and stone technology. The direct participation of foreign merchants brings a plurality of international advanced devices and technologies including the artificial sandstone technology, wherein an HP cone crusher is introduced, and high-speed counterattack and impact sand making devices are widely applied, which plays a positive promoting role in the maturity of the artificial sandstone technology in China. The continuous innovation and wide application stage of the processing technology of the artificial sand stone material of the sand making machine. Coarse, medium and fine three-section crushing and sand making machine is a sand production process mode which is used by China for decades, and a new sand system design concept which is suitable for the development of times is formed up to now. The new design concept is summarized as follows: the sandstone is processed by ' more crushing and less grinding ', replacing grinding by crushing, and combining the crushing and the grinding '. But the traditional sand making equipment in the current market still has the problems of low sand making efficiency and low product qualification rate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ball-milling sand making machine, which solves the problems of low sand making efficiency and low product percent of pass of the traditional sand making equipment in the current market.

The technical scheme adopted by the utility model is that,

a ball grinding sand making machine comprises a feeding part, wherein the feeding part is connected with a sand making barrel body through a hollow shaft, one end of the sand making barrel body close to the hollow shaft is provided with a transmission gear, the transmission gear is externally connected with a gap bridge gear along the sand making barrel body, the gap bridge gear is connected with a speed reducer, and the speed reducer is configured with a power component; the other end of the sand making cylinder body is sequentially provided with a sand separating plate, a sand outlet and a finished product cavity along the direction far away from the hollow shaft.

The present invention is also characterized in that,

the power component is a motor, and a coupling is arranged between the motor and the speed reducer.

The voltage applied to the motor is 380V.

The motor adopts stepless regulation.

The inner wall of the sand making cylinder body is provided with a wear-resistant lining plate, and the bottom of the inner wall of the sand making cylinder body is provided with a sand making medium.

The rotating speed of the sand making cylinder body is 15-25 r/min.

The grinding head is arranged at the position of the sand making cylinder body close to the hollow shaft.

The ball milling sand making machine has the beneficial effects that the operation of the whole machine of the equipment is stable, the yield is stable, the granularity is flexible and adjustable, the sand making granularity is uniform, the grain shape is good, the over-crushing is less, the yield is high, the sealing performance is good, certain environmental protection and energy saving degrees are realized, and the produced machine-made sand has higher relative quality.

Drawings

FIG. 1 is a schematic diagram of a ball grinder of the present invention;

FIG. 2 is a schematic top view of a ball mill sander of the present invention.

In the figure, 1, an electric motor, 2, a feeding part, 3, a speed reducer, 4, a hollow shaft, 5, a grinding head, 6, a transmission gear, 7, a wear-resistant lining plate, 8, a sand making working chamber, 9, a sand separation plate, 10, a finished product chamber, 11, a sand outlet, 12, a sand making medium, 13, a coupler and 14, a bridge gear.

Detailed Description

The ball grinder of the present invention will be described in detail with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1, a ball mill sand making machine comprises a feeding part 2, wherein the feeding part 2 is connected with a sand making cylinder body 8 through a hollow shaft 4, one end of the sand making cylinder body 8 close to the hollow shaft 4 is provided with a transmission gear 6, the transmission gear 6 is outwards connected with a carrier gear 14 along the sand making cylinder body 8, the carrier gear 14 is connected with a speed reducer 3, and the speed reducer 3 is provided with a power component; the other end of the sand making cylinder body 8 is sequentially provided with a sand separating plate 9, a sand outlet 11 and a finished product cavity 10 along the direction far away from the hollow shaft 4.

The sand separating plate 9 is arranged at the position 350mm close to the end cover at the lower end of the ball milling sand making machine and used for discharging materials from the periphery of the cylinder body at 360 degrees, the sand outlet 11 at the periphery is much lower than the feeding part 2 in the actual operation of the equipment, so the materials can quickly and naturally flow to the outlet in the rotating process of the equipment, the sand making operation environment with low concentration has the violent rotary stirring effect, sand grains meeting the fineness can be quickly screened and separated from larger particles after passing through the sand separating plate 9, the particles larger than the material hole are limited in the sand making cylinder body 8 to be finely crushed and coarsely ground until the fineness meets the requirement of being discharged, and therefore the sand making efficiency is very high, and the yield is 35 percent higher than that of the conventional sand making equipment with the same power.

Further, the power member is a motor 1, and a coupling 9 is disposed between the motor 1 and the reduction gear 3.

Further, the voltage applied to the motor 1 is 380V.

Further, the motor 1 employs stepless regulation.

The power of the motor 1 of the ball grinding sand making machine is determined according to the specification of the equipment, and the voltage is mostly supplied by 380V.

The ball mill sand making machine provided by the utility model adopts a matched water resistance cabinet, and belongs to the advantages of stepless regulation, smooth starting process, no impact current switching and the like.

Further, the inner wall of the sand making cylinder body 8 is provided with a wear-resistant lining plate 7, and the bottom of the inner wall of the sand making cylinder body 8 is provided with a sand making medium 12.

Further, the rotation speed of the sand making cylinder body 8 is 15-25 revolutions per minute.

Further, the sand making cylinder 8 is provided with a grinding head 5 at a position close to the hollow shaft 4.

The sand making cylinder 8 of the ball mill sand making machine is a long cylinder, a sand making medium 12 is arranged in the cylinder, the sand making cylinder 8 is made of steel plates, a wear-resistant lining plate 7 is fixed with the sand making cylinder 8, the sand making medium 12 is generally a steel ball or a steel section, the sand making medium is arranged in the sand making cylinder 8 according to different diameters and a certain proportion, and the sand making medium is selected according to the granularity of sand making.

The conventional sand making equipment of the ball grinding sand making machine provided by the utility model is mainly used for impacting and extruding with strong force (the working pressure of a pair roller machine is not less than 130MPa, and the working pressure of a jaw crusher is not less than 320MPa) at high speed (200 revolutions per minute for conical crushing, 700 revolutions per minute for counter-impact crushing, 800 revolutions per minute for hammer crushing and 2000 revolutions per minute for impact crushing), so that the conventional equipment has high energy consumption and high wear-resistant part loss, and the production cost is high. The equipment has low rotating speed (15-25 r/min), the sand making medium 12 in the sand making cylinder 8 is centrifugally rotated and thrown off at a high position, and the stone is gradually crushed by two forces of impact and grinding, so that the equipment has low power consumption and low wear-resistant part loss, and the production cost of the sand making is reduced.

The ball mill sand making machine has the advantages of low rotation speed of equipment and synchronous screening and sand making, so that excessive crushing is very little in the operation of making machine-made sand from stone, a large amount of sand making media 12 are used, the machine-made sand is uniform and has good particle shape, the fineness of the machine-made sand can be controlled by changing the size of the sieve holes on the sand separating plate 9 according to market demands, the proportion of-2 mm fine sand, -6mm coarse sand and 05 sand aggregate can be flexibly adjusted, and the applicability is very strong for different market demands of the machine-made sand.

The working process of the ball grinding sand making machine provided by the utility model comprises the following steps: checking the performance of each part, and after the checking is correct, enabling the stone meeting the requirements to enter the sand making barrel body 8 through the feeding part 2; stone materials uniformly enter a sand making cylinder body 8 from a feeding part 2, a replaceable wear-resistant lining plate 7 is installed on the inner wall of the sand making cylinder body 8, sand making media 12 such as steel balls or steel sections with various specifications are filled in the sand making cylinder body 8, the sand making cylinder body 8 rotates to generate centrifugal force to bring the sand making media 12 to a certain height and then fall down, the stone materials are finely crushed and coarsely ground, sand grains meeting fineness enter a finished product cavity 10 through a sand separation plate 9, and machine-made sand is discharged through a sand outlet 11, so that the sand making operation is completed.

According to the ball milling sand making machine, equipment for equipment operation runs stably, and the sand making cost is low; the sand making operation is reasonable, and the production efficiency is high; the machine-made sand has less over-crushing, good uniform particle shape and flexible and adjustable fineness, and has stronger applicability to different markets of the machine-made sand.

Claims (5)

1. The ball grinding sand making machine is characterized by comprising a feeding part (2), wherein the feeding part (2) is connected with a sand making cylinder body (8) through a hollow shaft (4), one end of the sand making cylinder body (8) close to the hollow shaft (4) is provided with a transmission gear (6), the transmission gear (6) is outwards connected with a gap bridge gear (14) along the sand making cylinder body (8), the gap bridge gear (14) is connected with a speed reducer (3), and the speed reducer (3) is configured with a power member; the other end of the sand making cylinder body (8) is sequentially provided with a sand separation plate (9), a sand outlet (11) and a finished product cavity (10) along the direction far away from the hollow shaft (4); a wear-resistant lining plate (7) is arranged on the inner wall of the sand making cylinder body (8), and a sand making medium (12) is arranged at the bottom of the inner wall of the sand making cylinder body (8); the rotating speed of the sand making cylinder body (8) is 15-25 r/min.

2. A ball grinder as claimed in claim 1, characterised in that the power member is an electric motor (1), and a coupling (13) is arranged between the electric motor (1) and the speed reducer (3).

3. A ball grinder as claimed in claim 2, characterised in that the voltage applied by the motor (1) is 380V.

4. A ball grinder as claimed in claim 2, characterised in that the motor (1) is steplessly adjustable.

5. A ball grinder maker according to claim 1, wherein the sanding cylinder (8) is provided with a grinding head (5) in a position close to the hollow shaft (4).

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