CN201669140U - High-performance long service life peak/trough skeleton type composite material lining - Google Patents

High-performance long service life peak/trough skeleton type composite material lining Download PDF

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Publication number
CN201669140U
CN201669140U CN2010202068913U CN201020206891U CN201669140U CN 201669140 U CN201669140 U CN 201669140U CN 2010202068913 U CN2010202068913 U CN 2010202068913U CN 201020206891 U CN201020206891 U CN 201020206891U CN 201669140 U CN201669140 U CN 201669140U
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CN
China
Prior art keywords
cylindrical shell
trough
composite
liner plate
crest
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CN2010202068913U
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Chinese (zh)
Inventor
翟国宏
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陕西科力特种橡塑有限公司
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Priority to CN2010202068913U priority Critical patent/CN201669140U/en
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Publication of CN201669140U publication Critical patent/CN201669140U/en

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Abstract

The utility model relates to a high-performance long service life peak/trough skeleton type composite material lining, peak/trough skeleton type double corrugated cylindrical shell lifting strips are uniformly and fixedly mounted in a ball mill cylindrical shell, the upper part of the composite material cylindrical shell lining board is trapezoidal, the lower part is arc, the composite material cylindrical shell lining board is pasted with the inner wall of the ball mill cylinder shell, the upper part of the section of the peak/trough skeleton type double corrugated cylindrical shell lifting strip is designed into a double trapezoidal peak/trough, the side surface is in a rectangle, the bottom part is provided with a V-shaped steel skeleton composite structure groove, the bottom surfaces of the two sides of the groove are arc shapes and are pasted with the two side pressing edges of the cylinder shell lining board, and the lifting strips and the lining board is fixed and fastened on the cylinder shell by special bolts. The utility model has good abrasion resistant performance and long service life, light weight and small power loading, improved production efficiency, convenient installation and maintenance, good damping effects of rubber lining board and lifting strips, low noise and environmental protection, and the service life of the composite material lining board and the lifting strips are 3 to 4 times as long as that of high manganese steel. The utility model can be improved 6 to 8 times, if it is used in ceramic industry, and it can be used more than 3 years in normal condition.

Description

The skeleton composite lining of high performance and long service life crest/trough

One, technical field

The utility model relates to the skeleton composite lining of a kind of novel high-performance long-life crest/trough, is directly to develop at the key equipment ball mill that is widely used in industries such as mine, metallurgy, building materials and non-ferrous metal.

Two, background technology

Ball mill is to carry out the key equipment that material is pulverized, be widely used in industries such as silicate product, New Building Materials, refractory material, chemical fertilizer, black and non-ferrous metal ore and glass ceramics, various ores and other grindability material are carried out dry type or wet type grinding.Lining is to be used for protecting ball mill barrel, and the direct impact and the friction that make cylindrical shell avoid abrasive body and material cause damage, adjust the motion state of abrasive body simultaneously, to strengthen abrasive body to the material grinding effect, improves crush efficiency, reduces metal consumption.The conventional bushings smooth surface makes the motion state of abrasive body and material single, and lining only plays protective action, and operating efficiency is not high.The external nineties in 20th century, the development and production at ball grinding machine lining board had development faster, in the development of metal mold, non-metal type and compound liner plate, obtained progress preferably, the U.S., Japan and European non-metal type and the development of compound liner plate and use are comparatively general, and compound liner plate research is used with this praiseworthy (SDAGE) steel lid formula rubber magnetic liner plate of Sweden and represented the most.Enter 21 century, abroad in the research of the macromolecular elastomer liner plate of novel high-performance, long-life composite construction, further develop, substantially, eliminated traditional single dielectric material liner plate on the ball mill, the substitute is the macromolecular elastomer liner plate of novel high-performance, long-life composite construction, the overall performance and the service life of milling apparatus are improved, brought into play the advantage of total system, but grinding efficiency is relatively low.

Three, summary of the invention

The utility model purpose provides a kind of novel high-performance long-life crest/trough skeleton composite lining; it has the grinding efficiency height, wearability is good; long service life; in light weight, living load is little, and installation and maintenance are convenient; reduce impulsive force and reduce noise; outstanding advantage, the especially cylindrical shell of protection environment promotes the crest/trough structure of bar, and the conventional lining that grinding efficiency and same material are made is compared and improved nearly one times.

The purpose of this utility model is achieved in that it comprises ball mill barrel, discharging end cap liner plate, composite cylindrical shell liner plate, the skeleton dual damascene cylindrical shell of crest/trough promotes bar, discharging end cap obturation, special bolt constitutes, in ball mill barrel, be installed with the skeleton dual damascene cylindrical shell of crest/trough equably and promote bar, composite cylindrical shell liner plate top is trapezoidal, the bottom is an arc, paste mutually with the ball mill barrel inwall, the skeleton dual damascene cylindrical shell of crest/trough promotes the Wave crest and wave trough design that top, bar cross section is double trapezoid, the side is a rectangle, " V " shape steel skeleton composite construction groove is arranged at the bottom, bottom surface, groove both sides is curved, paste mutually with the flanging of shell liner both sides, its discharging end cap liner plate is a fan-shaped liner plate, special bolt top is rectangle, will promote bar, liner plate fixing on cylindrical shell, fastening; Discharging end cap obturation and discharging end cap liner plate are contained in the cylindrical shell two ends.

The utility model is according to the operating position and the abrasion mechanism of ball milling mantle, operation principle according to ball mill, after the assembling of the skeleton composite ball mill of high performance and long service life crest/trough lining, the requirement air spots is sliding, ball mill can be brought up to eminence to steel ball from lower when work like this, and firm ball is fallen from eminence, surperficial Wave crest and wave trough can have good agitaion to steel ball and abrasive material simultaneously, to strengthen strike effect.Lining Wave crest and wave trough surface has certain radian again simultaneously, and the design of radian makes steel ball that certain slip effect be arranged in uphill process, and the mill stripping effect of ball mill has been strengthened in this limited slip.At different instructions for uses, through principle analysis, structure Design and Calculation analysis, structure innovation research, design single ripple and dual damascene combining structure respectively, respond well through the actual certification test of user, all satisfied instructions for use.

The utlity model has following advantage:

1. anti-wear performance is good, long service life:

By long term studies and test, compounded rubber reaches: hot strength 16Mpa, elongation at break 420%, hardness (Shao Er A) 72., impact strength J/m3 200 * 103, Akron abrasion cm3/1.61km 0.08, acid and alkali-resistance volume change 20%H2SO4 * normal temperature * 168h 1.0,20%NaOH * normal temperature * 168h 1.0.Wherein indexs such as hot strength, elongation at break, Akron abrasion belong to domestic advanced level of the same trade all above national current standard GB18241.1-2001.Rubber belongs to elastomer, and ball mill mixes abrasive material (steel ball) and ore by rotation, promotes then, and free-falling reaches the purpose of grinding by impact energy.When using high manganese steel lining plate and promoting bar, because ore and abrasive material (steel ball) have produced very stiff and demanding pounding wear to liner plate, add mordant medicine when grinding in addition, the anti-wear performance of high manganese steel lining plate is reduced greatly.And the skeleton composite lining of novel high-performance long-life crest/trough has elasticity, slowed down ore and abrasive material (steel ball) impact effectively to rubber lining, elastomeric material has excellent abrasive energy and acid-proof alkaline in addition, so the life-span of composite liner plate and lifting bar is 3~4 times of high manganese steel lining plate, can make the life-span improve 6~8 times in the ceramic industry use, under normal circumstances should use more than 3 years.

2. in light weight, living load is little

The skeleton composite lining of novel high-performance long-life crest/trough is in light weight, by measuring and calculating, MQZ3245 type ball mill separate unit use amount gross weight is 8 tons, and high manganese steel lining plate and lifting bar separate unit operating weight are 70 tons, its weight is 1/8 of high manganese steel lining plate weight, thereby has reduced the living load of ball mill greatly, has saved power consumption, calculate with the energy-conservation ratio of minimum, separate unit MQZ3245 type ball mill can be saved the electricity charge more than 400,000 yuan every year.

3. enhance productivity

By long-term observation, research and test, the ball mill lining is promoted the bar structure to be improved, in the process of ball mill operation, improved the hoisting depth of ore and abrasive material (steel ball), increased free drop height, the potential energy of abrasive material (steel ball) is strengthened, quickened grinding, improved specific yield more than 1.5 times ore.

4. installation and maintenance are convenient

The skeleton composite lining of novel high-performance long-life crest/trough promotes bar monolithic maximum weight and is about 22kg, 6 people just can operate a whole set of install (without any need for special equipment), safe and reliable, the single cover of installation rubber lining, lifting bar need about 2 days, alleviated the labour intensity when installing, shortened installation period, not only economy but also safe ready.And high manganese steel lining plate needs special equipment when installing, and investment is big, complex procedures is awkward, and single cover high manganese steel lining plate duration is installed needs about 15 days.

5. rubber lining, promote the bar good damping effect, noise is low, helps environmental protection

The skeleton composite lining of novel high-performance long-life crest/trough good damping effect, noise are low; pass through field trial; noise after using rubber lining and promoting bar is 60 decibels; reduce by 30 decibels than the noise that uses the high manganese steel lining plate ball mill; improve working environment greatly; workman's physical and mental health is guaranteed, guarantees that people-oriented, the protection environment.

The utility model is according to the operation principle of ball mill and the concrete operating position of lining, designed the skeleton product structure of long-life crest/trough voluntarily, the proposition liner plate of novelty and lifting bar make up single ripple and double wave version, design skeleton Wave crest and wave trough composite ball mill bush structure, improve the upthrow agitaion of steel ball and abrasive material, significantly improved grinding efficiency.

Four, description of drawings

Accompanying drawing 1 is the skeleton composite lining of a utility model crest/trough installation diagram.

Accompanying drawing 2 is the A-A cutaway view of accompanying drawing 1.

Accompanying drawing 3 is that the skeleton composite cylindrical shell of the utility model crest/trough promotes bar overall structure figure.

Accompanying drawing 4 is the utility model discharging end cap obturation front view.

Accompanying drawing 5 is the utility model discharging end cap obturation left view.

Accompanying drawing 6 is the utility model discharging end cap liner plate front view.

Accompanying drawing 7 is the utility model discharging end cap liner plate left view.

Accompanying drawing 8 is the utility model composite cylindrical shell liner plate front view.

Accompanying drawing 9 is the utility model composite cylindrical shell liner plate left view.

Accompanying drawing 10 is that the skeleton dual damascene cylindrical shell of the utility model crest/trough promotes the bar front view.

Accompanying drawing 11 is that the skeleton dual damascene cylindrical shell of the utility model crest/trough promotes the bar left view.

Wherein:

1---discharging end cap liner plate; 2---composite cylindrical shell liner plate; The skeleton dual damascene cylindrical shell of 3---crest/trough promotes bar; 4---discharging end cap obturation; The 5---ball mill barrel; The 6---special bolt; 7---" V " connected in star; The 8---crest; The 9---trough.

Five, specific implementation

With reference to accompanying drawing, the skeleton composite lining of the utility model high performance and long service life crest/trough, it comprises ball mill barrel 5, discharging end cap liner plate 1, composite cylindrical shell liner plate 2, the skeleton dual damascene cylindrical shell of crest/trough promotes bar 3, discharging end cap obturation 4, special bolt 6 constitutes, in ball mill barrel 5, be installed with the skeleton dual damascene cylindrical shell of crest/trough equably and promote bar 3, composite cylindrical shell liner plate 2 tops (working face) are trapezoidal, the bottom is an arc, paste mutually with ball mill barrel 5 inwalls, the skeleton dual damascene cylindrical shell of crest/trough promotes crest 8 troughs 9 designs that top, bar 3 cross section (working face) is double trapezoid, the side is a rectangle, " V " shape steel skeleton composite construction groove 7 is arranged at the bottom, bottom surface, groove both sides is curved, paste mutually with shell liner 2 both sides flanging, its discharging end cap liner plate 2 is fan-shaped liner plates, special bolt 6 tops are rectangle, and the skeleton dual damascene cylindrical shell of crest/trough is promoted bar 3, liner plate 2 fixing on ball mill barrel 5, fastening; Discharging end cap obturation 4 and discharging end cap liner plate 2 are contained in cylindrical shell 5 two ends.

Claims (2)

1. skeleton composite lining of high performance and long service life crest/trough, it comprises ball mill barrel (5), discharging end cap liner plate (1), composite cylindrical shell liner plate (2), the skeleton dual damascene cylindrical shell of crest/trough promotes bar (3), discharging end cap obturation (4), special bolt (6) constitutes, it is characterized in that: in ball mill barrel (5), be installed with the skeleton dual damascene cylindrical shell of crest/trough equably and promote bar (3), composite cylindrical shell liner plate (2) top is trapezoidal, the bottom is an arc, paste mutually with ball mill barrel (5) inwall, it is the crest (8) of double trapezoid that the skeleton dual damascene cylindrical shell of crest/trough promotes bar (3) top, cross section, trough (9), the side is a rectangle, " V " shape steel skeleton composite construction groove (7) is arranged at the bottom, bottom surface, groove both sides is curved, paste mutually with shell liner (2) both sides flanging, special bolt (6) will promote bar (3), liner plate (2) fixing on ball mill barrel (5), fastening; Discharging end cap obturation (4) and discharging end cap liner plate (2) are contained in cylindrical shell (5) two ends.
2. the skeleton composite lining of high performance and long service life crest/trough as claimed in claim 1 is characterized in that: its discharging end cap liner plate (2) is a fan-shaped liner plate, and special bolt (6) top is rectangle.
CN2010202068913U 2010-05-25 2010-05-25 High-performance long service life peak/trough skeleton type composite material lining CN201669140U (en)

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102189026A (en) * 2011-03-10 2011-09-21 张爱平 Combined type modification MC nylon grinding machine liner plate assembly
CN102921513A (en) * 2012-11-09 2013-02-13 湖北司克嘉耐磨橡胶制品有限公司 Rubber lining plate lifting strip for ball mill
CN103567023A (en) * 2013-10-09 2014-02-12 陈咸均 Ball grinding mill
CN106141582A (en) * 2016-07-14 2016-11-23 洛阳诚创耐磨材料有限公司 A kind of grinding machine preparation method of the input and output material lining of replaceable abrasion-proof lining body
CN107721414B (en) * 2017-10-10 2020-08-25 莱州市金丰橡塑有限公司 Flexible carbon-zirconium maintenance-free lining plate and mounting method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102189026A (en) * 2011-03-10 2011-09-21 张爱平 Combined type modification MC nylon grinding machine liner plate assembly
CN102921513A (en) * 2012-11-09 2013-02-13 湖北司克嘉耐磨橡胶制品有限公司 Rubber lining plate lifting strip for ball mill
CN103567023A (en) * 2013-10-09 2014-02-12 陈咸均 Ball grinding mill
CN106141582A (en) * 2016-07-14 2016-11-23 洛阳诚创耐磨材料有限公司 A kind of grinding machine preparation method of the input and output material lining of replaceable abrasion-proof lining body
CN107721414B (en) * 2017-10-10 2020-08-25 莱州市金丰橡塑有限公司 Flexible carbon-zirconium maintenance-free lining plate and mounting method

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Granted publication date: 20101215