CN201006452Y

CN201006452Y - Multi-roller pulverizing mill

Info

Publication number: CN201006452Y
Application number: CNU2007200625003U
Authority: CN
Inventors: 张俊英
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-02-12
Filing date: 2007-02-12
Publication date: 2008-01-16
Anticipated expiration: 2017-02-12

Abstract

A multi-wheel pulverizing mill comprises a frame 7 and a cylinder body 4, wherein the body 4 is arranged on the frame 7, the body 4 comprises a grinding disc 8, two side taper faces of the chamber of the disc are arranged with an adjuster 9 and a pulverizing device 2, the bus of a roller 21 of the pulverizing device 2 is parallel with the bus of the grinding disc 23. Therefore, the utility model has higher pulverizing efficiency than traditional device. Material is fallen onto the center of the grinding disc via a material inlet 1, to move towards edge via eccentric force, to be milled when passes a reverse taper cam abrasive-resistant liner plate on the grinding disc 8 and the space between the pulverizing device and the grinding disc, to be broken, with significant break effect, high-effect operation, non-powder pollution, low noise, low accident rate, reliable property, low cost and simple maintenance.

Description

Many wheel flour mills

Technical field

The utility model relates to a kind of mineral powder mill apparatus, further is meant a kind of many wheel flour mills.

Background technology

Having now and selecting powder equipment all is by wind-force selected thickness mixed material to be carried the purpose of selecting powder to reach from bottom to top.In traditional ore grinding industry, above-mentioned this milling equipment is because unreasonable structure, there are many serious defectives such as production capacity is little, power consumption is high, dust pollution is serious, noise is big, the consumable accessory life-span is short, and fault rate height, maintenance are inconvenient, adjust weak effect, directly influenced the operating efficiency of grinder thus.

The utility model content

The technical problems to be solved in the utility model is, at the deficiencies in the prior art, a kind of many wheel flour mills are proposed, establish the many wheel powder grinding of making a concerted effort to implement that rolls generation simultaneously of a plurality of mullers in the utilization, reach that grinding effect is good, operational efficiency is high, dielectric loss is little, long service life and the purpose that maintains easily and adjust, improve a series of problems of China's ore resource deep processing and development and use.

Technical solution of the present utility model is, described many wheel flour mills referring to Fig. 1, have frame-type frame 7 and tubular body 4, and described body 4 places on the frame 8.Body 4 has charging aperture 1 and discharging opening 10, and charging aperture 1 is located at the upper bottom surface of body 4, and discharging opening 7 is located at the bottom surface of body 4.Coaxial lines are provided with mill 8 in the tubular body 4, the bottom surface that the dish axially downwardly extending of this mill 8 goes out body 4 belt pulley 6 that is coupling.Mill 8 disk body cross sections are the platform of falling vertebra shape and have down interior vertebra platform shape cavity, corresponding governor motion 9 that mates with its cavity and the grinding mechanism 2 that is with detent mechanism 3 of being provided with on mill 8 inner chambers two side vertebra surfaces.In addition, also be provided with a material scraping plate 5 on the inner chamber bottom surface of described tubular body 4.

There is a cylindrical chassis 24 in above-mentioned grinding mechanism 2, the coaxial line tight fit is inserted in a tubular mill 23 in the cylindrical chassis 24, radially evenly be set with some rocking arms 22 on the cylinder inboard wall that mill 23 and casing 24 constitute, the hinged grinding roller 21 of difference on every rocking arm 22, the bus of grinding roller 21 is parallel with the bus of mill 23 and remain when adjusting in the gap parallelly, can make its mill efficiency be much higher than the mill efficiency of traditional milling equipment.The detent mechanism 3 of above-mentioned grinding mechanism 2 is made up of push rod 31, inserted sheet 32 and bolt 33, it is affixed with the casing 24 of grinding mechanism 2 that push rod 31 wherein passes above-mentioned tubular body 4, inserted sheet 32 inserts between bolt 33 and the push rod 31, utilizes its elasticity to implement fastening by bolt 33.The above-mentioned governor motion 9 of above-mentioned grinding mechanism 2 is made up of pull bar 91 and spring 92.Pull bar 91 a wherein end inwardly connects above-mentioned tubular body 4, and pull bar 91 is mounting spring 92 between the cylindrical shell of an end and body 4 outwardly, so as to the casing 24 of control grinding mechanism 2 and the tight ness rating between the mill 8.

Operation principle of the present utility model is: the peripheral hardware motor of many wheels flour mill of aforesaid vertical structure drives mill 8 by belt pulley 6 and rotates, material drops on mill 8 central authorities from charging aperture 1, under action of centrifugal force, material moves to mill 8 edges, during through the platform of falling the female cone shape abrasion-proof backing block on the mill 8 with through the gap between grinding device and the mill, rolled and pulverized, material after the pulverizing is free to drop down to body 4 bottoms from mill 8 edges, by the scraper plate 5 of mill 8 outers material is scraped to discharging opening 10 discharges.

The beneficial effects of the utility model are, under action of centrifugal force, competitively roll material owing to establish a plurality of grinding rollers 21 in this flour mill utilization, the material crushing effect is remarkable, has overcome traditional milling equipment energy consumption height effectively, efficient is low, crosses the serious defective of powder phenomenon, realized the purpose of efficient operation, and make the process no dust pollution, noise is little, consumption is little, reduced investment, maintains easily again and adjusts, and makes the complete machine fault rate low, life-span prolongs, more reliable performance.

Description of drawings

Fig. 1 is the structural representation that the utility model is taken turns a specific embodiment of flour mill more;

Fig. 2 is the cross section structure schematic diagram of the grinding mechanism part of many wheel flour mills;

Fig. 3 is the structural representation of the governor motion part of many wheel flour mills;

Fig. 4 is the structural representation of the detent mechanism part of many wheel flour mills.

More than label in Fig. 1～4 be:

The 1-charging aperture,

2-grinding mechanism,

The 21-grinding roller,

The 22-rocking arm,

The 23-mill,

The 24-casing,

The 3-detent mechanism,

The 31-push rod,

The 32-inserted sheet,

The 33-bolt,

The 4-body,

The 5-material scraping plate,

The 6-belt pulley,

The 7-frame,

The 8-mill,

The 9-adjustment structure,

The 91-pull bar,

The 92-spring,

The 10-discharging opening.

The specific embodiment

With reference to Fig. 1. the frame 7 of this embodiment of the utility model thickness of drawing materials is the angle steel section bar welding production of 8mm, is frame-like, frame face 4m ², high 1m, body 4 are closed cylindric being placed on the frame 7 of steel.The body 4 tops charging aperture 1 of extending out, its discharging opening 10 with tube shaped by body 4 belows promptly a tube end stretch go out.Tubular body 4 diameter of sections are ￠ 1.6m, and mill 8 adopts anti-friction materials to make, and coaxial line is located in 4 of the bodies.Mill 8 dish axle wear down a lower shaft connect with outside power be in transmission connection belt pulley 6.Present embodiment adopts slowspeed machine directly to use pulley decelerates.Mill 8 disk body cross sections are the platform of falling vertebra shape and have down interior vertebra platform shape cavity, and the grinding mechanism 2 of governor motion 9 and band detent mechanism 3 is that correspondence is arranged on its inner chamber two side vertebra surfaces.Body 4 adopts enclosed construction, and mill 8 adopts inversed taper platform shape can make it to be applicable to that the dry method grinding also is applicable to wet grinding.Material scraping plate 5 is taken commercially available general cutter formula metal material scraping plate, with the convenient interior material of tube of in time getting rid of.

Referring to Fig. 2, above-mentioned grinding shown in Figure 2 mechanism 2 has a cylindrical chassis 24 in the present embodiment, and coaxial line tight fits are inserted in a tubular mill 23 that adopts anti-friction material to make in this cylindrical chassis 24.Four rocking arms 22 promptly radially embed on the cylinder inboard wall of mill 23 and casing 24 formations, around inwall, are evenly distributed.A hinged grinding roller 21 respectively on every rocking arm 22, the bus of grinding roller 21 is parallel with the bus of mill 23 and remain when adjusting in the gap parallelly, can make its mill efficiency be much higher than the mill efficiency of traditional milling equipment.

Referring to Fig. 3, the governor motion 9 of above-mentioned grinding shown in Figure 3 mechanism 2 in the present embodiment, it is that the steel section bar of ￠ 12mm is tailored that its pull bar 91 adopts diameter of sections.Its spring 92 is the commercially available general cylindrical spiral spring of excellent spring, and spring 92 internal diameters size is directly mated with above-mentioned pull bar 91 bars.Pull bar 91 is the hinged body 4 of an end inwardly, and an end is that handwheel and handwheel place outside the body 4 outwardly.Pocketed springs 92 between external handwheel and the body 4 is exerted pressure by the material on 91 pairs of mills 8 of pull bar as power with its elastic force, thereby reaches the purpose of comminuted grinding material.Simultaneously since put outside the handwheel make adjusting operation is simple and reliable and can under non-stop-machine state, carry out.

Referring to Fig. 4, the detent mechanism 3 of above-mentioned grinding shown in Figure 4 mechanism 2 in the present embodiment, its push rod 31 adopts true footpath, cross sections to tailor for the steel section bar of ￠ 16mm.Inserted sheet 32 is tailored for the commercially available general thin steel disc of excellent spring.Push rod 31 passes body 4 barrels fixedlys connected with casing 24 screw threads of grinding mechanism 2, insert above-mentioned steel inserted sheet 32 between bolt 33 and the push rod 31, bolt 33 is fastening, insertion depth that can be by adjusting inserted sheet 32 and then make push rod 31 can regulate gap length between above-mentioned grinding roller 21 and the mill 23 is controlled the fineness of material to be machined.And can be, thereby can make the work of gap adjustment can be under the non-stop-machine state in body 4 external adjustings.

Constitute thus of the present utility model should example to take turns flour mill be by after the various grinding process equipments investigations to tens provinces in the whole nation more, a kind of many disc sharpeners of novel grinding device-DLM that integrate dry method and wet grinding that develop.This mill is applicable to that Morse hardness is below 8 grades in the industries such as building materials, metallurgy, chemical industry, mine, the energy, refractory material, and finish fineness is less demanding in the grinding of the various materials of 400 purposes.On probation to be proved to be effect remarkable through manufacturing experimently, and reaches designing requirement fully.

Claims

1. take turns flour mill one kind more, have frame-type frame (7) and tubular body (4), it is characterized in that, described body (4) places on the frame (8), body (4) has charging aperture (1) and discharging opening (10), charging aperture (1) is located at the upper bottom surface of body (4), discharging opening (7) is located at the bottom surface of body (4), the interior coaxial line of body (4) is provided with mill (8), the bottom surface that the dish axially downwardly extending of this mill (8) goes out body (4) belt pulley (6) that is coupling, mill (8) disk body cross section is the platform of falling vertebra shape and has down interior vertebra platform shape cavity, correspondence is provided with governor motion (9) that mates with its cavity and the grinding mechanism (2) that is with detent mechanism (3) on mill (8) inner chamber two side vertebra surfaces, and the inner chamber bottom surface of described body (4) is provided with a material scraping plate (5).

2. many wheel flour mills according to claim 1, it is characterized in that, there is a cylindrical chassis (24) in described grinding mechanism (2), the interior coaxial line tight fit of casing (24) is inserted in a tubular mill (23), radially evenly be set with four rocking arms (22) on the cylinder inboard wall that mill (23) and casing (24) constitute, every rocking arm (22) is gone up a hinged grinding roller (21) respectively, and the bus of grinding roller (21) is parallel with the bus of mill (23).

3. many wheel flour mills according to claim 1, it is characterized in that, the detent mechanism (3) of described grinding mechanism (2) is made up of push rod (31), inserted sheet (32) and bolt (33), it is affixed with the casing (24) of grinding mechanism (2) that push rod wherein (31) passes above-mentioned body (4), and inserted sheet (32) is between bolt (33) and push rod (31).

4. many wheel flour mills according to claim 1, it is characterized in that, the governor motion (9) of described grinding mechanism (2) is made up of pull bar (91) and spring (92), and pull bar wherein (a 91) end inwardly connects body (4) and between an end and the body (4) spring (92) is installed outwardly.