CN112295678A - Ball-milling type sand making machine - Google Patents

Abstract

The invention discloses a ball-milling sand making machine, which relates to the technical field of sand making equipment for buildings, and comprises a feeder, a mill cylinder, a discharge hole, a large gear, a small gear and a driving mechanism for driving the small gear to rotate, wherein a mill lining plate, a feeding lining plate and a discharge lining plate are arranged in the mill cylinder; the invention realizes the function of controlling the size of the sand and stone and improves the economic benefit of sand making on the basis of small changes in the prior art.

Description

Ball-milling type sand making machine

Technical Field

The utility model provides a ball-milling formula system sand machine, belongs to construction machinery technical field, is applied to the manufacturing of building grit material, more specifically relates to a ball-milling formula system sand machine.

Background

The sand making machine (vertical shaft type impact crusher) is suitable for crushing soft or medium hard and extremely hard ore materials with the hardness not higher than 320Pa, and is widely applied to various departments such as large, smelting, building materials, roads, railways, water conservancy, chemical industry and the like.

Classifying the sand making machine: horizontal hammer type, vertical shaft hammer type, third generation sand and stone dual-purpose sand making machine, sixth generation sand making machine, vertical shaft impact type, roller type crusher and VSI sand making machine.

The horizontal hammer type sand making machine mainly comprises a PX high-efficiency fine crusher (a split type hammer head structure) and an integral type hammer head structure. The hammer head and the hammer handle of the high-efficiency fine crusher are of a split structure, the hammer head is made of high-strength wear-resistant materials, and the service life of the hammer head is long. The replacement of the hammer head is convenient

The hammer head is a sand making machine with an integral structure and is directly connected to the rotor through a penetrating rod. With the structure, the hammer head can generate larger stress after the crushing process, and is easy to wear. But the mechanical structure is simple.

The vertical shaft hammer type sand making machine is mainly used for the second-level or third-level fine crushing, can treat various coarse, medium and fine materials (granite, limestone, concrete and the like) with the side length of not more than 500mm and the compressive strength of not more than 350MPa, and is widely used in the industries of hydropower, highways, artificial sand materials and the like.

The third generation sand and stone dual-purpose sand making machine is also called a high-efficiency fine crusher and a counterattack type sand making machine. The comprehensive performance of the machine is superior to that of an impact sand making machine, a rod mill type sand making machine, a true-through impact sand making machine and a cone crushing machine

Machines and soft hammer crushers. The equipment is suitable for the industries of machine-made artificial stone making, sand making fields, high-grade highways, railways, water conservancy, buildings, cement, refractory materials, metallurgy, glass sand and the like.

When the crushing device works, the rotor rotates at a high speed under the driving of the motor, materials enter the first crushing cavity to be collided and crushed with the plate hammer of the rotor, and then enter the second crushing cavity to be crushed. In the crushing process, not only is the impact crushing between the material and the plate hammers and between the material and the lining plate formed, but also the stone beating and shaping among the plate hammers and in the crushing cavity are completed. And finally, discharging from a discharge hole.

Advanced characteristics of the sand making machine of the sixth generation:

the impact plate adjusting device is additionally arranged, so that the discharging fineness can be adjusted more conveniently and rapidly, the shell does not need to be opened, the adjustment can be carried out, two impact plate adjusting devices are designed, and the trouble of using a crane is saved.

The old third generation sand making machine is provided with an observation door only at the rear part. The novel sand making machine of the sixth generation is also provided with a maintenance observation door on the side surface, thus being more beneficial to maintaining and observing the running condition of the equipment.

The discharging impact plates are additionally arranged on the two sides of the grate adjusting device, the function of multiple material crushing is achieved, materials are ground, squeezed and collided in the crushing cavity, the sand yield is higher, the shaping effect is achieved, the sand particle type is better and more uniform, and the discharging particle size of the sand can be conveniently adjusted.

The investment of the sand making machine of the sixth generation is 35-50% lower than that of the traditional process equipment of the same scale, and the output efficiency is 35-50% higher than that of the traditional process equipment of the same scale (taking limestone as an example, the granularity of a primary finished product is less than or equal to 5mm and accounts for more than 90%, and the granularity of a primary finished product of cobbles is less than or equal to 5mm and accounts for more than 80%).

In the field of sand making with small energy production, a roller crusher is often used as a sand making machine and has partial application. However, the roller type sand making machine has poor reliability in the long-term use, high failure rate of equipment and difficult maintenance, so that the roller type sand making machine is avoided as much as possible for materials with certain hardness and high abrasiveness.

As the novel sand making machine which is started by hydraulic pressure firstly, the energy is saved by 50 percent compared with the traditional sand making machine. It can make various rocks, gravels and cobbles into building sands with various granularities, the granularity of the sands is uniform, the compressive strength is high, the sands conform to the building requirements far more than the sands produced by natural sands and ordinary hammer type sand blasters, and the building quality can be improved more

Performance characteristics of novel sand making machine of sixth generation

The processing capacity is large, the output is-50-500 t/h, and compared with the traditional equipment under the same power, the output is improved by 30 percent and is stable.

The consumption of the capsule wearing parts is low-the best material impact angle design of the crushing cavity, the friction with the wear-resistant parts is less, the running cost is lower than that of the traditional equipment by 30 percent, and the use cost of the equipment is directly reduced.

⒊ the product has excellent particle shape, is cubic, has good particle shape, reasonable gradation and adjustable fineness modulus; the sand making and shaping device is particularly suitable for manual sand making and stone shaping, and the practice proves that the sand making and shaping effects are improved by 30% compared with those of other traditional devices.

⒋ hydraulic device, easy maintenance-hydraulic cover opening device, which makes the maintenance and replacement of the parts in the crushing cavity convenient and fast, shortens the stop time and saves time and labor.

⒌ automatic detection, safety and reliability, and vibration display and alarm device, if the equipment is in bad operation, it can send out warning to stop the equipment, so as to protect the machine.

⒍ thin oil lubrication and automatic maintenance-Germany original thin oil lubrication station, the double oil pumps complement each other to ensure oil supply, and the station is automatically stopped when no oil flow and no oil pressure exist; the oil cooling and heating device ensures that the bearing lubrication is always in the best state. Therefore, the problems of bearing heating and the like are thoroughly solved, the main shaft bearing is kept at a constant temperature, the maintenance period is prolonged, and the service life is prolonged.

⒎ is easy to install and operate, light in weight, various in installation mode and movable in installation; the installation, the maintenance and the repair are simple, and the operation and the use are convenient; once the specific application is determined, the VSI sand making machine can exert its excellent performance to the maximum extent only by fine adjustment.

⒏ it has multiple functions, flexible application, unique structure of feeding and breaking, and multiple breaking cavity types, and can conveniently realize the conversion between ' stone breaking and ' iron breaking ', thus solving the problem of multiple functions of one machine. If the application of the VSI crusher is to be changed, large adjustment is not needed, and different requirements of users can be met: artificial sand making, stone breaking and shaping, material abrasion and the like.

The VSI sand making machine is high-performance sand making equipment which is developed and produced by introducing the German advanced technology and has the international advanced level, and the performance of the VSI sand making machine plays an irreplaceable role in various ore fine crushing equipment. The vertical impact crusher (sand making machine) has two types of 'stone-beating-stone' and 'stone-beating-iron', wherein the 'stone-beating-stone' type is used for processing materials with strong abrasiveness; the 'stone-beating-iron' type is used for processing materials with weak abrasiveness, and the sand forming rate of the 'stone-beating-iron' type is 10-20% higher than that of the 'stone-beating-stone' type.

The existing sand making machines are various in types and different in performance, sand can be screened by a screening machine or screening equipment after sand is produced, and sand grains with required sizes are separated by screening. The sand making machine in the prior art has no correlation technology to control the size of sand particles in a targeted manner in the sand making process, and the sand making machine controls the sand making machine in the sand particle preparation process, so that the yield of the needed sand particles is improved, and reworked sand is reduced.

Disclosure of Invention

The invention aims to: the invention provides a ball-milling sand making machine, which aims to solve the technical problems that the size of sand grains is controlled when the existing sand making machine is used for preparing sand, and the like.

The invention specifically adopts the following technical scheme for realizing the purpose:

a ball-milling sand making machine comprises a feeder, a mill barrel, a discharge port, a large gear, a small gear and a driving mechanism for driving the small gear to rotate, wherein a mill lining plate, a feeding lining plate and a discharging lining plate are arranged in the mill barrel; the material of the mill lining plate is wear-resistant rubber, and the material of the feeding lining plate and the material of the discharging lining plate are manganese steel.

Furthermore, the diameter of a feed hole of the feeder is 800mm, the length of a mill cylinder body is 2800mm-3000mm, the outer diameter of the mill cylinder body is 1800mm-3000mm, and the inner diameter of a discharge hole is 1000mm-1200 mm.

Furthermore, one end of the mill cylinder is fixedly connected with the feeder, the other end of the mill cylinder is provided with a discharger fixedly connected with the mill cylinder, the discharge port is arranged in the discharger and communicated with the mill cylinder, and the large gear is arranged on the mill cylinder close to one end of the discharge port.

Further, a feeder bearing and a feeder bearing seat supporting the feeder bearing are arranged on the outer circle of the feeder, a discharge port supporting bearing and a discharge device bearing seat supporting the discharge port supporting bearing are arranged on the outer circle of the discharge device, a barrel support is arranged below the mill barrel, and the feeder bearing seat and the discharge device bearing seat are both arranged on the barrel support.

Furthermore, a first barrel supporting base and a second barrel supporting base are arranged below the barrel support, and the first barrel supporting base and the second barrel supporting base are respectively arranged at two ends of the barrel support.

Further, actuating mechanism includes speed reducer and motor, and the pivot of motor passes through shaft coupling fixed connection with the input shaft of speed reducer, and the one end of the pivot of pinion sets up the bearing, is provided with the bearing frame outside its bearing, and the other end of the pivot of pinion passes through shaft coupling fixed connection with the output shaft of speed reducer, and the actuating mechanism below is provided with the actuating mechanism base, and the bearing frame of pinion, the casing of speed reducer and motor casing all pass through screw or bolt fixed connection in the actuating mechanism base.

A sand making method of a ball-milling sand making machine comprises a setting method of the ball-milling sand making machine and a control method of the size of prepared sand;

the setting method of the ball-milling sand making machine comprises the following steps: the ball-milling sand making machine comprises a feeder, a mill cylinder, a discharge port, a large gear, a small gear and a driving mechanism for driving the small gear to rotate, wherein a mill lining plate, a feeding lining plate and a discharging lining plate are arranged in the mill cylinder;

the size control method of the prepared sandstone comprises the following steps: the ball milling time of the sandstone in the mill cylinder is changed by changing the distance between the discharge hole and the center of the discharge hole or the distance between the discharge hole and the edge of the discharge hole, so that the size of the sandstone passing through the discharge hole is changed, the farther the distance between the discharge hole and the center of the discharge hole is or the closer the distance between the discharge hole and the edge of the discharge hole is, the faster the sandstone in the mill cylinder is discharged through the discharge hole, the shorter the ball milling time of the sandstone is, and the larger the sandstone is milled; on the contrary, the closer the distance between the discharge hole and the center of the discharge hole or the farther the distance between the discharge hole and the edge of the discharge hole, the slower the sand in the cylinder body of the mill is discharged through the discharge hole, the longer the ball milling time of the sand is, and the smaller the milled sand is.

Further, the ball milling medium in the mill cylinder body is steel balls, and when the ores are ball milled, water and the ores are fed into the mill cylinder body together for ball milling.

Further, the mode of changing the distance between the discharge hole and the center of the discharge hole or the distance between the discharge hole and the edge of the discharge hole is as follows: the discharge lining plates of different models are replaced, and the distance between the discharge hole on the discharge lining plate of each model and the center of the discharge port or the distance between the discharge hole and the edge of the discharge port are different.

The invention has the following beneficial effects:

1. the sand and stone in the cylinder of the mill is discharged through the discharge hole in the discharge lining plate, so that the higher the discharge hole (relative to the discharge hole), the longer the ball milling time of the sand and stone in the cylinder of the mill is, the thinner the sand and stone ball milled out, on the contrary, the lower the discharge hole (relative to the discharge hole), the shorter the ball milling time of the sand and stone in the cylinder of the mill is, the thicker the sand and stone ball milled out is, and finally, the function of controlling the size or the thickness of the sand and stone is realized, thereby reducing the rework or scrapping cost of the traditional sand making machine.

2. The material of mill welt sets up to wear-resisting rubber, can improve the life of mill welt.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a first schematic view of the installation of the discharge liner;

FIG. 3 is a second schematic view of the installation of the discharge liner;

FIG. 4 is a first top view of the take-off liner;

FIG. 5 is a second top view of the take-off liner.

Reference numerals: 1-cylinder support base one, 2-cylinder support, 3-feeder, 4-feeder bearing, 5-feed liner, 6-mill cylinder, 7-mill liner, 8-big gear, 9-discharge liner, 10-discharge port support bearing, 11-discharge port, 12-discharge hole, 13-small gear, 14-speed reducer, 15-motor, 16-drive mechanism base, 17-cylinder support base two.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, cannot be construed as limiting the present invention.

Example 1

As shown in fig. 1 to 5, the present embodiment provides a ball mill type sand making machine, which includes afeeder 3, amill barrel 6, adischarge port 11, alarge gear 8, asmall gear 13 and a driving mechanism for driving thesmall gear 13 to rotate, amill liner 7, a feeding liner 5 and a dischargingliner 9 are disposed in themill barrel 6, thelarge gear 8 is fixedly sleeved on the outer circle of themill barrel 6, ore material enters themill barrel 6 through thefeeder 3, sand after ball milling is discharged through thedischarge port 11, a plurality of discharge holes 12 penetrating through the dischargingliner 9 are disposed on the dischargingliner 9, the sand in themill barrel 6 is finely ground and then discharged to thedischarge port 11 through the discharge holes 12, the ball milling time of the sand in themill cylinder 6 is changed by changing the distance between thedischarge hole 12 and the center of thedischarge hole 11 or the distance between thedischarge hole 12 and the edge of thedischarge hole 11, so that the size of the sand passing through thedischarge hole 12 is changed.

The two ends of themill cylinder body 6 are sealed through sealing plates, the sealing plates are welded with themill cylinder body 6, thefeeder 3 and the discharger are both welded with the sealing plates at the two ends of themill cylinder body 6, and the feeding lining plate 5 and the discharginglining plate 9 are respectively detachably connected with the sealing plates at the two ends of themill cylinder body 6 through screws;mill welt 7 sets up the inner wall atmill barrel 6, andmill welt 7 sets up to the strip, andmill welt 7 has many, andmany mill welts 7 cover the inner wall ofwhole mill barrel 6, andmill welt 7 carries out detachable withmill barrel 6 through the screw and is connected.

The material of themill lining plate 7 is wear-resistant rubber, and the material of the feeding lining plate 5 and the material of the discharginglining plate 9 are manganese steel.

One end of themill cylinder 6 is fixedly connected with thefeeder 3, the other end of themill cylinder 6 is provided with a discharger fixedly connected with themill cylinder 6, thedischarge port 11 is arranged in the discharger and communicated with themill cylinder 6, and thelarge gear 8 is arranged on themill cylinder 6 close to one end of thedischarge port 11.

The outer circle of thefeeder 3 is provided with afeeder bearing 4 and a feeder bearing seat for supporting thefeeder bearing 4, the outer circle of the discharger is provided with a dischargeport supporting bearing 10 and a discharger bearing seat for supporting the dischargeport supporting bearing 10, acylinder support 2 is arranged below themill cylinder 6, and the feeder bearing seat and the discharger bearing seat are both arranged on thecylinder support 2.

A firstbarrel supporting base 1 and a secondbarrel supporting base 17 are arranged below thebarrel support 2, and the firstbarrel supporting base 1 and the secondbarrel supporting base 17 are respectively arranged at two ends of thebarrel support 2.

The driving mechanism comprises aspeed reducer 14 and amotor 15, a rotating shaft of themotor 15 is fixedly connected with an input shaft of thespeed reducer 14 through a coupler, one end of a rotating shaft of thepinion 13 is provided with a bearing, a bearing seat is arranged outside the bearing, the other end of the rotating shaft of thepinion 13 is fixedly connected with an output shaft of thespeed reducer 14 through a coupler, adriving mechanism base 16 is arranged below the driving mechanism, and the bearing seat of thepinion 13, a shell of thespeed reducer 14 and the shell of themotor 15 are fixedly connected with thedriving mechanism base 16 through screws or bolts.

The diameter of a feed hole of thefeeder 3 is 800mm, the length of themill cylinder 6 is 3000mm, the outer diameter of themill cylinder 6 is 2200mm, and the inner diameter of thedischarge hole 11 is 1000 mm.

Example 2

As shown in fig. 1 to 5, the present embodiment provides a sand making method of a ball mill type sand making machine, including a setting method of the ball mill type sand making machine and a control method of the size of prepared sand;

the setting method of the ball-milling sand making machine comprises the following steps: the ball-milling type sand making machine comprises afeeder 3, amill cylinder 6, adischarge port 11, alarge gear 8, asmall gear 13 and a driving mechanism for driving thesmall gear 13 to rotate, wherein amill lining plate 7, a feeding lining plate 5 and a discharginglining plate 9 are arranged in themill cylinder 6, thelarge gear 8 is fixedly sleeved on the excircle of themill cylinder 6, ore raw materials enter themill cylinder 6 through thefeeder 3, sand and stones subjected to ball milling are discharged through thedischarge port 11, a plurality of discharge holes 12 penetrating through the discharginglining plate 9 are formed in the discharginglining plate 9, and the sand and stones in themill cylinder 6 are finely ground and then discharged to thedischarge port 11 through the discharge;

the size control method of the prepared sandstone comprises the following steps: the ball milling time of the sand and stone in themill cylinder 6 is changed by changing the distance between thedischarge hole 12 and the center of thedischarge hole 11 or the distance between thedischarge hole 12 and the edge of thedischarge hole 11, so that the size of the sand and stone passing through thedischarge hole 12 is changed, the farther the distance between thedischarge hole 12 and the center of thedischarge hole 11 is or the closer the distance between thedischarge hole 12 and the edge of thedischarge hole 11 is, the faster the sand and stone in themill cylinder 6 is discharged through thedischarge hole 12, the shorter the ball milling time of the sand and stone is, and the larger the milled; on the contrary, the closer thedischarge hole 12 is to the center of thedischarge hole 11 or the farther the discharge hole is from the edge of thedischarge hole 11, the slower sand in themill barrel 6 is discharged through thedischarge hole 12, the longer the ball milling time of the sand is, and the smaller the milled sand is.

The ball milling medium in themill cylinder 6 is steel balls, and when the ores are ball milled, water and the ores are sent into themill cylinder 6 to be ball milled together.

The way of changing the distance between thedischarge hole 12 and the center of thedischarge hole 11 or the distance between thedischarge hole 12 and the edge of thedischarge hole 11 is as follows: thedischarge lining plates 9 of different models are replaced, and the distance between thedischarge hole 12 on thedischarge lining plate 9 of each model and the center of thedischarge port 11 or the distance between thedischarge hole 12 and the edge of thedischarge port 11 are different.

In the prior art, the feeding lining plate 5 and the discharginglining plate 9 are used for blocking ball milling media and sand stone raw materials in themill cylinder 6, and the direct contact between the sealing plates at two ends of themill cylinder 6 is avoided, so that the sealing plates are abraded.

Claims (6)

1. The utility model provides a ball-milling formula system sand machine, includes feeder (3), mill barrel (6), discharge gate (11), gear wheel (8), pinion (13) and drive pinion (13) pivoted actuating mechanism, is provided with mill welt (7), feeding welt (5) and ejection of compact welt (9) in mill barrel (6), and fixed the establishing on mill barrel (6) excircle of gear wheel (8), its characterized in that: be provided with a plurality of discharge openings (12) that run through ejection of compact welt (9) on ejection of compact welt (9), discharge opening (12) and discharge gate (11) intercommunication, mill welt (7) material is wear-resisting rubber, and the material of feeding welt (5) and ejection of compact welt (9) is the manganese steel.

2. The ball-milling sand making machine according to claim 1, wherein: the diameter of a feeding hole of the feeder (3) is 800mm, the length of the mill cylinder body (6) is 2800mm-3000mm, the outer diameter of the mill cylinder body (6) is 1800mm-3000mm, and the inner diameter of the discharging hole (11) is 1000mm-1200 mm.

3. The ball-milling sand making machine according to claim 1, wherein: one end of the mill cylinder (6) is fixedly connected with the feeder (3), the other end of the mill cylinder (6) is provided with a discharger fixedly connected with the mill cylinder (6), the discharge port (11) is arranged in the discharger and communicated with the mill cylinder (6), and the large gear (8) is arranged on the mill cylinder (6) close to one end of the discharge port (11).

4. The ball-milling sand making machine according to claim 3, characterized in that: the feeder bearing seat is arranged on the excircle of the feeder (3) and supports the feeder bearing seat (4), the discharge port supporting bearing (10) and the discharge device bearing seat supporting the discharge port supporting bearing (10) are arranged on the excircle of the discharge device, the cylinder support (2) is arranged below the mill cylinder (6), and the feeder bearing seat and the discharge device bearing seat are both arranged on the cylinder support (2).

5. The ball-milling sand making machine according to claim 4, wherein: a first barrel supporting base (1) and a second barrel supporting base (17) are arranged below the barrel support (2), and the first barrel supporting base (1) and the second barrel supporting base (17) are respectively arranged at two ends of the barrel support (2).

6. The ball-milling sand making machine according to claim 1, wherein: the driving mechanism comprises a speed reducer (14) and a motor (15), a rotating shaft of the motor (15) is fixedly connected with an input shaft of the speed reducer (14) through a coupler, a bearing is arranged at one end of the rotating shaft of the pinion (13), a bearing seat is arranged outside the bearing, the other end of the rotating shaft of the pinion (13) is fixedly connected with an output shaft of the speed reducer (14) through a coupler, a driving mechanism base (16) is arranged below the driving mechanism, the bearing seat of the pinion (13), a shell of the speed reducer (14) and the shell of the motor (15) are fixedly connected with the driving mechanism base (16) through screws or bolts.

Images