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Processing capacity:145-365t/h
Feeding size:≤13mm
Appliable Materials: quartz,cement,ore dressing of ferrous metal,glass ceramics,copper mine,construction rubbish etc. All grindable materials, various metal ores, non-metallic ores, non-flammable and explosive materials
Ball mill is a horizontal grinding mill and key equipment for grinding materials, widely used in ore flotation processing plant and powder-making production line. According to different materials and discharging methods, there are dry ball mills and wet ball mills for choice. Dry ball mill is mainly for producing mineral powder used in cement, silicate product, new building material, refractory, fertilizer, black and non-ferrous metals and glass ceramic industry; Wet ball mill is a kind of continuous ball mill used in ore beneficiation plant. ...Learn More
Price Quotation: 100% China factory price, prices vary from models. Click for specific price.
Get QuotesCompany Strength: The company possesses 40 years of production experience and three large-scale factories, as well as exports to more than 160 countries. There are abundant hot-selling projects accessible to you.
Our Service: 24/7 online customer service, free customized solution from our engineers, field visiting of China industries, training support after the delivery of goods, 365 days of online after-sales service, and post-maintenance plan.
Cheap and environmentally friendly: Factory-direct sale, fast delivery with guaranteed quality at factory price, in line with the concept of environmental development.
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5-60 days
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One year
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Jan 14 2020 installation and alignment between girth gear and pinion of ball mill the position in figure 1 can directly measure the radial jump at the top of the gear but a worker is required to press and hold the dial indicator under the gear ring and release the dial indicator when the tooth to be measured turns around which is complex to operate
Girth gear is to be fitted to the mill body in the same position with respect to radial runout as it had for finish tooth cutting on the machine in practice this is not usually attainable after instal lation the teeth of a girth gear of 75 diameter for example can be expected to have a radial runout of 12 rnm and more fig 7
proper alignment should consist of axial and radial alignment of the girth gear to the center line of kilnmill center line of the driving pinion is aligned to the center line of the girth gear center line of the reducer output shaft with coupling is aligned to the center line of the girth gear driving pinion finally the
Girth gear inspection the girth gear driving pinion ends up getting aligned to the reducer causing a misalignment issue between the girth gear teeth and the driving pinion teeth fig 1 proper alignment should consist of axial and radial alignment of the girth gear
Jan 14 2020 installation and alignment between girth gear and pinion of ball mill the position in figure 1 can directly measure the radial jump at the top of the gear but a worker is required to press and hold the dial indicator under the gear ring and release the dial indicator when the tooth to be measured turns around which is complex to operate
Girth gear is to be fitted to the mill body in the same position with respect to radial runout as it had for finish tooth cutting on the machine in practice this is not usually attainable after instal lation the teeth of a girth gear of 75 diameter for example can be expected to have a radial runout of 12 rnm and more fig 7
proper alignment should consist of axial and radial alignment of the girth gear to the center line of kilnmill center line of the driving pinion is aligned to the center line of the girth gear center line of the reducer output shaft with coupling is aligned to the center line of the girth gear driving pinion finally the
Ball mill alignment ball mills are rotary equipment with relatively high speed of operation commonly used at industry in fact due to this higher speed of rotation all the components pinions gears main and auxiliary drives has to be set in a very precise way
Mills and ball mills for use in the mining and cement industries by current standards girth gears can be as large as 14 meters 46 feet in diameter 11 meters 44 inches face width and 50 module 5 dp tooth size and weighing upwards of 120 tons flange mounted gears rely in large part on the mill structure to provide the stiffness
Ball mill girth gear alignment pdf kiln girth and pinion alignment schievelavabojourdanbe ball mill girth gear radial axial alignment procedure how to alignment the girth gear of ball mill on alignment of the girth gear two sag mills with rigid pinion mill and kiln gears installation get details get price
Ball mill girth gear radial ball mill girth gear detection and adjustment detection of ball mill girth gear after the girth gear is installed its radial runout and end face runout should be detected the radial runout f is based on the gear axis and has a value equal to the algebraic difference between the maximum and minimum values of the radial deviation
The girth gear driving pinion ends up getting aligned to the reducer causing a misalignment issue between the girth gear teeth and the driving pinion teeth fig 1 proper alignment should consist of axial and radial alignment of the girth gear to the center line of kilnmill center line of the driving pinion is aligned to the center line read more
Shaft alignment page number what is shaft alignment 6 a definition 6 machine catenary 7 operation above critical speed 8 expressing alignment 10 alignment parameters 10 angularity gap and offset 11 short flexible couplings 14 spacer shafts 15 how precise should alignment be 18
28082011 re ball mill girth gear and pinion alignment 08272011 207 am pinion alighnment is done by coating the pinion with a lead based grease after rotating the drum the grease marks will show the contact area the pinion should contact the girth ring near the center of the gears girth gear industrial girth gear and kiln girth gears
Girth gear inspection the girth gear driving pinion ends up getting aligned to the reducer causing a misalignment issue between the girth gear teeth and the driving pinion teeth fig 1 proper alignment should consist of axial and radial alignment of the girth gear
Home why use girth gear in outlet of ball mill ball mill and vertical mill expert position johannesburg girth gear sag mill commissioning learn more learn more ball mill girth gear radial axial alignment procedure ball mill girth gear and pinion alignment 08252011 4 alignment of the girth gear
For kiln and ball mills we offer services on open girth gears delivery and replacement of shell sections below girth gears delivery and installation of girth gear pinion fixation system and drives change or reversal and alignment of girth gear pinions and drives repair and refurbishment our repair and refurbishment team
Elastic mill sag by weight of mill balls and materia to grind a after temporary alignment of the teeth of pinion and girth gear with the mill empty fig 8a realignment should be undertaken with the mill filled with mill balls i e with reference to the elastic sag in cold con dition fig 8b
Jun 01 2005 gear inspection begins with the everyday tasks on the shop floor and extends into the manufacturing laboratory for complex analytical gear evaluation some or all of these procedures are necessary to maintain process control and to produce parts to the required quality in particular inspection can help control the following size of the
For helical gears or worm gears there is a way to adjust the phase relationships between the tooth position of each meshed gear by moving one of the paired gears 1 in an axial direction fig 65 shows the basis fig 65 backlash adjustment of helical gear d tapered gears spur gear and tapered gear racks
Ball mill girth gear alignment pinion pittings in open girth gear jul 16 2003183 had good luck with that procedure on a 4000 hp ball mill over 4 years ago which saved a 600000 girth gear reverse and also saved the back side of the girth gear for the future reverse still running well with low vibration etc the service companies involved have done over 50 girth gears over the last
28082011 re ball mill girth gear and pinion alignment 08272011 207 am pinion alighnment is done by coating the pinion with a lead based grease after rotating the drum the grease marks will show the contact area the pinion should contact the girth ring near the center of the gears
Design of ball mill foundations canada in ethiopia ball mill girth gear radial from uganda mill girth gears comprise high integrity girth gears that find application in driving horizontal grinding mills with these gears developed for achieving superior ball mill girth gear rs 1 lakhunit get quote kiln girth gear replacement services rs 17500un
Girth gears girth gears are very popular tools used in several industries such as paper mills sugar mills iron industries and steel industries girth gears mainly used in mills kiln drive system steel re rolling mills paper industriesthe materials used for girth gear manufacturing has changed over time in order
Indian party for rotary kiln erection it is a standard clamping hydraulic unit to a vertical reducing the system installation time erection procedure kiln girth gear erection procedure kiln girth gear drives and kilns erection and adobe pdf alpha dn phy angle of repose for lime stone degree l length of kiln
Ball mill girth gear root clearance calculation alignment of large girth gear drives the formulas shown in diagram c may be used however the principle for the alignment of new drive units should always be face backlash takes priority over root clearance which comes as a result of face backlash when realigning drive units in operation the reverse applies root clearance takes
Cr4thread ball mill girth gear and pinion alignment re ball mill girth gear and pinion alignment 08272011 207 am pinion alighnment is done by coating the pinion with a lead based grease after rotating the drum the grease marks will show the contact ar view all ball mill girth gear radial axial alignment procedure get price
11 fitting of girth gear to mill a the spigot reference diameters can have 12 mm clearance the girth gear is to be fitted to the mill body in the same position with respect to radial runout a s it had for finish tooth cutting on the machine in practice this is not usually attainable
Phone fax visit wwwpowerdrivecom gear coupling selection procedure table 1 torque and horsepower ratings length of hubs and alignment clearances against shaft lengths outside diameter of coupling against radial clearances 1 rating rod and ball mills directoronlsshaftof reducer with final drive machined spur gears
Runningin procedure ball mill open gear drive 1 preparation check alignment runout limits for open gear drives of ball mills 0 02 04 06 08 1 12 14 16 2000 3000 4000 5000 6000 7000 8000 9000 pitch circle diameter axialradial runout aro david brown girth gear
Girth gear drives fundamental 1 axialradial runout problems 2 alignment of the drive trains 5 2 3 3 uneven power splitting 4 centre distances variable 5 face load distribution 1 6 sealing of the girth gear 7 girth gear is through hardened only fatigue strength is limited
Inner half of the groove wall is caused by the radial motion of the seal as it followed the dynamic runout of the shaft 3 lateral shaft deflection another basic type of lateral shaft motion is deflection resulting from side loads on the rotary shaft figure 6 in addition to shaft articulation as described in section 2 side
Equipment for measuring girth gear runout products as a leading global manufacturer of crushing grinding and mining equipments we offer advanced reasonable solutions for any sizereduction requirements including equipment for measuring girth gear runout quarry aggregate and different kinds of minerals
Fall on or below the line of the respective size for omega hdy permissible misalignment values are shown in the yellow region and below the corresponding coupling size dotted line coupling alignment is directly related to smooth efficient equipment operation sizes 2050 sizes 215 4 3 2 1 0 0mm 8mm 16mm 24mm 32mm 4mm 48mm
Spur gears in a 2gear drive system gear 1 and gear 2 will rotate in opposite directions when an intermediary gear set or idler gear is introduced between the two gears the drive gear gear 1 and the last gear gear 3 will rotate in the same direction fig 6316 illustration of center to center distance of gears in mesh
Jul 23 2018 for any normal 2 mating gears the selection of no of teeth on each gear should be such that when factorizing is done no common factor should be found apart from 1 in this case pinion has 30 teeth and girth gear has 210 teeth o then as per calculations pinion 301x2x3x5gg 2101x2x3x5x7 so common factors are 2x3x5
Ball path i or deposits on dngs redlbrown areas on balls race ways cages or bands of ball bearings are symptoms of corrosion this condition results fmm exposing bearings to corrosive fluids or a cor rosive atmosphere the usual result is increased vibration followed by wear with subsequent increase in radial clearance or loss of
Figure 1 kingsbury radial and thrust pad bearing dry journal bearings consist of a shaft rotating in a dry sleeve usually a polymer which may be blended with solids such as molybdenum graphite ptfe or nylon these bearings are limited to lowload and lowsurface speed applications
201698standard operating procedure and checklist of movement rules 2016 june 2016 central pollution control board ministry of environment forest climate change government of india 4 utilisation of oil based iron sludge generated from grinding mill section of ball roller bearings for producing ferrous sulphate 61 mini mill gears
May 03 2021 grinding mill gear assembly mar 17 2017 we will begin with the mills bull gear assembly and work towards the motor the bull gear sometimes called the ring gear is designed to turn the mill transforming the energy of the motor into motion for the mill by mill we refer to ball mills rod mills and sag mills anything gear and pinion more
11 fitting of girth gear to mill a the spigot reference diameters can have 12 mm clearance the girth gear is to be fitted to the mill body in the same position with respect to radial runout a s it had for finish tooth cutting on the machine in practice this is not usually attainable
Girth gear drives fundamental problems 5 1 axialradial runout 2 alignment of the drive trains 3 uneven power splitting 4 centre distances variable 5 face load distribution 6 sealing of the girth gear 7 girth gear is through hardened only fatigue strength is limited dynamic behaviour a lot of individual rotating masses risk
Measurement of girth gear radial runout measurement of tires and girth gear axial runout measurement of temperature distribution of kiln shell and tires measurement of rollers shaft deflection indication of hidden mechanical crank formation measurement of thrust roller position in reference to kiln axis
Home why use girth gear in outlet of ball mill ball mill and vertical mill expert position johannesburg girth gear sag mill commissioning learn more learn more ball mill girth gear radial axial alignment procedure ball mill girth gear and pinion alignment 08252011 4 alignment of the girth gear
Girth gear drives fundamental 1 axialradial runout problems 2 alignment of the drive trains 5 2 3 3 uneven power splitting 4 centre distances variable 5 face load distribution 1 6 sealing of the girth gear 7 girth gear is through hardened only fatigue strength is limited
Procedures state of the art rotary kiln maintenance technology 5078 bristol industrial way bldg 100 buford ga 30518 phone 770 8318229 fax 770 8313357
Inner half of the groove wall is caused by the radial motion of the seal as it followed the dynamic runout of the shaft 3 lateral shaft deflection another basic type of lateral shaft motion is deflection resulting from side loads on the rotary shaft figure 6 in addition to shaft articulation as described in section 2 side
Equipment for measuring girth gear runout products as a leading global manufacturer of crushing grinding and mining equipments we offer advanced reasonable solutions for any sizereduction requirements including equipment for measuring girth gear runout quarry aggregate and different kinds of minerals
Girth gears girth gears are very popular tools used in several industries such as paper mills sugar mills iron industries and steel industries girth gears mainly used in mills kiln drive system steel re rolling mills paper industriesthe materials used for girth gear manufacturing has changed over time in order
Indian party for rotary kiln erection it is a standard clamping hydraulic unit to a vertical reducing the system installation time erection procedure kiln girth gear erection procedure kiln girth gear drives and kilns erection and adobe pdf alpha dn phy angle of repose for lime stone degree l length of kiln
Ball mill girth gear root clearance calculation alignment of large girth gear drives the formulas shown in diagram c may be used however the principle for the alignment of new drive units should always be face backlash takes priority over root clearance which comes as a result of face backlash when realigning drive units in operation the reverse applies root clearance takes
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