Grinding ball mill girth gear root clearance

Apr 27, 2020· This is from a practical experience, approx 8-10 years back a vendor has supplied a girth gear/pinion There was a high vibration from the day it was commissioned and we visited (as a part of the OEM) within few minutes the problem was obvious, the involute generation and try whatever (by the vendor service person, supposed to be an expert) the

high vibration cement ball mill

Jul 05, 2016· vibration problem in cement mill. axial vibration of ball mill pinion. Approach to High Temperature of Cement Ball Mill In the operation of cement ball mill, the stop can cause a large temperature difference on the mill body, resulting in significant thermal stress and thermal deformation, and sometimes even cause mechanical damage of the ball mill, such as the geometric deformation of .

align ball mill pinion gears

installation of grinding mill girth gear and pinion. The cement ball mill pinion gear is made of forged steel 35 silicon manganese and the Q T and hobbing processing is performed The modulus is 28 27tooth and the tooth surface wide is 610 mm The inner hole is 385 mm the tension sleeve structure the manufacturer directly sells the price is

Cement Plant – Reliability Management Consultant Pvt. Ltd

Oct 20, 2017· VIBRATION STUDIES OF CEMENT MILL. Steps for vibration measurements. Impact test was carried out at selected locations on the torsion bar to know its natural frequency Normal vibration signatures were recorded with motor speed being 994 rpm and pinion speed 122 rpm. Vibration data was recorded on selected bearing locations of motor, gearbox and

GIRTH GEAR

Gear cutting of a split girth gear for a cement mill having an input power of 2200 HP 5. Separate mill A: Damage to mill cylinder, neck or stub endanger girth gear and pinion. Repairs entail extra work for girth gear dismantling. B : Damage to mill cylinder cannot endanger gear teeth. Mill repairs do not

Girth Gear Inspection

The girth gear driving pinion ends up getting aligned to the reduc-er, 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 kiln/mill; center line of the driving pinion is aligned to the center line

Maintenance and measurement

Problems with tyre fixation, wobble, run-out; Uneven contact pattern between tyre and supporting rollers; Cracks/material breakage at tyres, supporting rollers, girth-gear, kiln/mill shell, mill head; Problems with installation drive; High current consumption at the drive "Knocking" of the drive (girth-gear/pinion) Unnatural vibration of the

vibration ring gear mills

About Problem Of Cement Mills Pinion Vibrations. about problem of cement mills pinion vibrations. The girth gear of gears a case study at Shiraz Cement the wear problems 1 Introduction Ball mills are Check price vibration problem in coal mill gearbox eureloeu Gear Mesh Vibration in Coal ball mill was An Investigation of 15 units Pulverizer Gear

cement vibrating mill

VIBRATION STUDIES OF CEMENT MILLMaintenance. VIBRATION STUDIES OF CEMENT MILL Steps for vibration measurements Impact test was carried out at selected locations on the torsion bar to know its natural frequency Normal vibration signatures were recorded with motor speed being 994 rpm and pinion speed 122 rpm Vibration data was recorded on

ball mill motor causes of vibrations

An Analytical Approach to Solving Motor Vibration Problems journals can cause vibration at 2 times An Analytical Approach to Solving Motor VibrationCement Vertical Mill vs Ball low level of vibrations. A vibration survey was carried on this Ball Mill with a duel pinion drive. The vibration is high in all planes on both sides

Solution of a Serious Repetitive Vibration Problem on a

Vibration problems which occur after some considerable period of operation are often solved by simply replacing or repairing worm system components. This may reduce the vibration to tolerable levels but does not eliminate the basic cause for the vibration having developed. The vibration usually recurs after the same or a shorter period of operation following each subsequent replacement/repair

PeakVue Technology Detects Damaged Bearing and Keeps

spherical roller bearing in cement mill 7 that warranted closer evaluation. However, nothing unusual could be seen in a view of the axial vibration at the inboard bearing of the left pinion gear. Two weeks later, additional PeakVue measurements provided the first indication of a serious problem.

03 Ball Mill EDM

Audit Cement Ball Mill Systems. risk of resonance 5 6 7 vicinities Torsional/structural vibrations Pinion shaft bending vibrations 9 HGRS Tikaria_Mill 45 HGRS Tikaria_Mill Workshop SEPT-07 Fine Grinding and Mill Cooling PROBLEM SOLUTION

Vibration Trouble-shooting Field Guide

On paper machine dryer cans where you balance two planes and still have excessive amplitude: does the phase match - yes, then whip is the problem and requires third plane balance or further testing. The third plane is the center of the roll. 1X vibration problems. These are imbalance, resonance, bent shaft, external mechanical run-outs

vibration ring gear mills

Pinion Bearing Vibration In Cement Mills Processing ability 05500 th Feeding size 25 mm Ball mill is the key equipment for grinding after the crushing process which is widely used in the manufacture industries such as cement silicate new building material refractory material fertilizer ferrous metal nonferrous metal and glass ceramics and can

Identification of mechanical problems of kiln support

Jan 07, 2020· But the girth gear and pinion (drive system) must work harder to rotate the kiln. The negative effect is not only higher power consumption but mainly faster wear of drive component. Possible failures coming from worn roller surfaces are: hot bearing, damaged rollers' shaft, cracks on the shell or welds, axial run-out of tires.

(PDF) Vibration analysis on a cement mill foundation

In the present case study, the causes of the high vibrations on a double-drive cement mill is investigated by performing a series of vibration measurements on the cement mill pinion and the main

Rotary Kiln Maintenance Procedures

tortional vibration of one coupling half relative to the other cannot occur at the low frequency of gear tooth contact. Movement of the pinion in response to tooth pressure fluctuations, (because of a loose pinion base, for example), makes resonance conditions likely. These and other problems pertaining to drive vibrations are covered in greater

high vibration cement ball mill

Jul 05, 2016· vibration problem in cement mill. axial vibration of ball mill pinion. Approach to High Temperature of Cement Ball Mill In the operation of cement ball mill, the stop can cause a large temperature difference on the mill body, resulting in significant thermal stress and thermal deformation, and sometimes even cause mechanical damage of the ball mill, such as the geometric deformation of .

High vibrations on a ball mill

Jan 21, 2011· High vibrations on a ball mill. Hello everyone, I have a problem with high levels of vibration at the supports of the pinion (fixed and floating bearings) of the cement ball mill. The kinemantic scheme with the measurement locations and several representative spectra and timewaves are in the attched file. The dominant vibrations are in the

vibration problem in cement mill

Using Vibration Analysis To Identify Help In Correcting . B fan during operation noted significant movement/vibration at the fan motor bearings but also at the concrete foundation surrounding the entire machine The plant had two seemingly identical ID Fans A B operating about 100 ft from one another Only the B fan had a vibration problem.

Pinion Shaft

The larger the mill, the greater are the stresses between the shells and heads and the trunnions and heads. In the early 1970s, maintenance problems related to the application of gear and pinion and large speed reducer drives on dry grinding cement mills of long length drove operators to .

Causes and solutions to common failure of ball mill

Jul 04, 2019· 3, the solution to the vibration of the ball mill is as follows: in view of the strong vibration sense of the ball mill, the matching corresponding problems are solved as follows, the rotor of the ball mill is pulled out and the balance point is found out separately; each wheel is adjusted to reach concentric according to the prescribed

AVNVS Murthy

Replacement of cement mill girth gear pinion with existing used one after repair. Replacement of trunion bearings & gear reprofiling for cement mill. Started the condition monitoring program by implementing the vibration analysis & oil analysis and filtration. Improved the availability & reliability. Performed the study of major equipment

cement mill bearing high vibration

Dec 22, 2014· I have deal with a problem in cement mill. The recorded vibration on pinion's bearings are nearly high especially in vertical direction (following table). It will be appreciated for me if I have your advices. What can be source of vibration? please see enclosed file. Yours sincerely Mohsen Gharemani Nick Power 2000Kw Pinion 105 rpm-Ø1025-39

AVNVS Murthy

Replacement of cement mill girth gear pinion with existing used one after repair. Replacement of trunion bearings & gear reprofiling for cement mill. Started the condition monitoring program by implementing the vibration analysis & oil analysis and filtration. Improved the availability & reliability. Performed the study of major equipment

The Perfect Pair: Shock Pulse and Vibration Monitoring

A SAG mill is a combination of a ball mill and an autogenous mill. The main component of all mills is a horizontal rotating drum, typically with a rubber liner and regularly spaced lifter bars (see Figure 1). Generally, the ore is continuously fed into the drum in one end, then crushed and transported out in .

vibration vertical cement mill

VIBRATION STUDIES OF CEMENT MILL maintenance . VIBRATION STUDIES OF CEMENT MILL Steps for vibration measurements Impact test was carried out at selected loions on the torsion bar to know its natural vertical direction, vibration in mm/sec 11.4 11.2 5.88 5.39 . 21 Cracks were observed near base of . Information evaluation

Gearbox Typical Failure Modes, Detection and Mitigation

vibration analysis systems problems with the lubricant such as foaming Make pinion 2 HRC points harder than gear Use oil with high micropitting resistance Keep lubricant cool, clean, and dry Use high-viscosity lubricant Operate at high speeds

How To Fix Ball Mill Gear Pinion Manufacturer India

Manufacturer perspective: When the gear is mounted on the mill, periodic inspections are required to check alignment of the pinion and gear. gears, gear boxes, ball mills, vertical klins, rotary kilns and other industrial gears. we will replay and short out problem if it's genuine or problematic to users.

Fractional Gear Mesh Frequencies – Reliability Management

Oct 20, 2017· Oct 20, 2017· VIBRATION STUDIES OF CEMENT MILL. Steps for vibration measurements. Impact test was carried out at selected locations on the torsion bar to know its natural frequency Normal vibration signatures were recorded with motor speed being 994 rpm and pinion speed 122 rpm. Vibration data was recorded on selected bearing locations of motor, gearbox and

Ball Mill Maintenance & Installation Procedure

Oct 19, 2016· No. 1 – GEAR AND PINION VIBRATION. Cause A – EXCESSIVE BACKLASH. Move mill gear toward the pinion and check for proper backlash per separate instructions. Cause B – INSUFFICIENT BACKLASH. Move the mill gear away from the pinion and check for proper backlash per separate instructions. Cause C – OUT OF LEVEL.

pinion bearing vibration in cement mills

Feb 27, 2012· vibration problem in cement mill cement mill horizontal torsional shaft alignment photos about problem of cement mills pinion vibrations Pinion, Pac? bearing unit comes ready to install, ball mill pinion bearing vibration: ball mill trunnion bearing alignment ball mill trunnion bearing alignment, Contact the manufacturer -->ball mill trunnion bearing oil seal ring.

Course No: M06-031 Credit: 6 PDH

one is called "pinion". 2. Internal gears mesh internally - the larger one is called "annular" gear and the smaller one is called "pinion". 3. Rack and pinion type – converts rotary to linear motion or vice versa. There is a straight line gear called "rack" on which a small rotary gear called "pinion" moves.

Vibration In Raw Mill Fan

1) install vibration sensor(s) on gearbox and/or fan bearings. Vibro Tecnics 372 Photos. 4th days at gold stone cements ltd cement mill amp raw mill meghalaya carried out vibration frequency analysis and insitu dynamic balancing of garth gear pinion separator fan bag house fan ca fan and bag filter

cement vibrating mill

VIBRATION STUDIES OF CEMENT MILLMaintenance. VIBRATION STUDIES OF CEMENT MILL Steps for vibration measurements Impact test was carried out at selected locations on the torsion bar to know its natural frequency Normal vibration signatures were recorded with motor speed being 994 rpm and pinion speed 122 rpm Vibration data was recorded on

Good vibrations at the cement plant

Feb 03, 2021· Good vi­bra­tions at the ce­ment plant. February 3, 2021 6 Minutes. The Českomoravský Cement plant at Radotín in the Czech Republic had been experiencing unplanned stops due to damaged gearboxes. But thanks to a vibration analysis solution from SKF, the cement producer was able to put an end to the problem. Twenty years ago, when managers

Christopher Goodzera

Lafarge Cement Zimbabwe operates a 300,000t/year suspended preheater kiln with satellite coolers for production of clinker.-Implementation of plant inspection and planning programs for kilns, ball mills, motors, switchgear, drives and substations.

cement vibrating mill

VIBRATION STUDIES OF CEMENT MILLMaintenance. VIBRATION STUDIES OF CEMENT MILL Steps for vibration measurements Impact test was carried out at selected locations on the torsion bar to know its natural frequency Normal vibration signatures were recorded with motor speed being 994 rpm and pinion speed 122 rpm Vibration data was recorded on

leam grinding mill in vibration of gear box ppt

leam grinding mill in vibration of gear box Oct 20, 2016 Gearbox Repair Services on ThomasNet, Leam Grinding Mill In Vibration Of Gear Box Ppt,, Symetro gea

cement mill bearing high vibration

Dec 21, 2014· I have deal with a problem in cement mill. The recorded vibration on pinion's bearings are nearly high especially in vertical direction (following table). It will be appreciated for me if I have your advices. What can be source of vibration? please see enclosed file. Yours sincerely Mohsen Gharemani Nick Power 2000Kw Pinion 105 rpm-Ø1025-39

cement mill horizontal torsional shaft alignment photos

cement mill horizontal torsional shaft alignment photos about problem of cement mills pinion vibrations Grinding. Shaft Laser AlignmentShaft Laser Alignment 3 Benefits over Dial Indicators, Shaft Laser Alignment, hollow shaft (1) horizontal grid coupling (2).MAINTENANCE AND TROUBLESHOOTINGmaintenance and troubleshooting, trouble shooting

Alphatec Egnineering SL

This white paper focuses on the work carried out by Alphatec Engineering in the rehabilitation of the mounting system (concrete foundation, anchoring, and grout) of a pinion-bearing pedestal of an 8,5 m ø x 3,8 m semi-autogenous grinding mill (SAG mill) driven by a 4000 kW electric motor. The project was part of a major intervention at two

vibration analysis – Reliability Management Consultant Pvt

Oct 23, 2017· VIBRATION STUDIES OF CEMENT MILL. Steps for vibration measurements. Impact test was carried out at selected locations on the torsion bar to know its natural frequency Normal vibration signatures were recorded with motor speed being 994 rpm and pinion speed 122 rpm. Vibration data was recorded on selected bearing locations of motor, gearbox and