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Series Q-Single Row Ball Slewing Bearing-Internal gear

Slewing ring is also called "slewing ring" because its shape is similar to a plate. Its diameter is usually 0.2 ~ 5m. It is a large bearing that can bear axial and radial loads and overturning moments. The slewing bearing is composed of installation hole, inner gear ring or outer gear ring, isolation block, cage, lubricating oil hole and sealing device, so it can make the design structure of the host compact, simple guidance and easy maintenance.
Quantity:
  • QN

Single Row Four Point Contact Ball Slewing Bearing(Q Series)--Internal Gear

Characteristic of structure, performance and application

The single row four point contact ball slewing bearing is composed of two seat rings, which design in compact structure and light weight, steel ball contact with the circular raceway at four point, it can bear the axial force, radial force and the tilting moment at the same time.

It can be used for slewing conveyer, welding manipulator, light & medium duty crane, excavator, and other construction machinery.

OUR ADVANTAGE: 

1. Fast: Be good at adapting, simple organization, high working efficiency,  be creative and accept all kinds of customization.

2. Flexible: streamlined personnel, short communication path, and problems can be solved quickly , perfect after -sales services .

3. Efficient: employees have higher comprehensive ability, high work efficiency, high output, good quanlity and short product delivery time.

WHY CHOOSE HELIN :

1,Helin slewing bearing is located in Xuzhou, a very famous Construction Machinery Base, and has its own stable, technically sound design, development, and manufacturing team.

2. The physical factory has a strong R&D team, and production equipment is advanced, production equipment is continuously increased and updated, and there are molding batch production lines with clear division of labor and high production efficiency. (Standard models with raw material in stock , delivery time within 7 days . )

3. The slewing bearing is exported to more than 30 countries, which obtain high praise and recognition from customers all over the world .And our engineer can come to your country to do measurements . 

Mob / Whatsapp / Wechat : + 86 180 8679 0390 

Tel : + 86 516 8788 0390

Email : info@helin-bearing.com

            tinaxzhelin@gmail.com

Kindly let us know if any inquiry ! Many thanks ! 

Note:

1. n1 is the nos of lubricating holes.Oil cup M10×1JB/T7940.1~JB/T7940.2.The Oil nipple's    location can be change according to the user's application.
2. n-φcan change to tapped hole,the diameter of tapped hole is M,depth is 2M.
3. The tangential tooth force in the form is the max tooth force,the nominal tangential tooth force is 1/2 of the max one.
4. "K" is addendum reduction coefficient.

No.Model
Mounting DimensionsStructural DimensionGear data
Internal gearHDuDnnThrough Hole AScrew hole
  B/C/D
n1hBmInternal gear x=+0.5
dezWeight
Ddφd1T


mm
mmmmmm
kg
1QN.315.20408224603702601017M16242104032077034
QN.315.20A42005135
2QN.355.20448264604103001017M16242104032468439
QN.355.20A42406140
3QN.400.20493310604553451217M16242104042887344
QN.400.20A52805746
4QN.450.20543360605053951217M16242104043368550
QN.450.20A53306752
5QN.500.20593410605554451417M16242104053857855
QN.500.20A63786457
6QN.560.20656468706185021417M163021050444011176
QN.560.20A54358877
7QN.630.20726538706885721617M163021050451212984
QN.630.20A550510286
8QN.710.20806618707686521817M163021050558511897
QN.710.20A65829897
9QN.800.20896708708587422017M1630210506672113110
QN.800.20A866484111
10QN.800.25908694788647361822M2036210586654110142
QN.800.25A864882142
11QN.900.251008794789648362022M203621058874494163
QN.900.25A1074075162
12QN.1000.2511088947810649362422M2036210588848107178
QN.1000.25A1084085179
13QN.1000.3211248809010749262424M2240210708832105230
QN.1000.32A1083084227
14QN.1120.321244100090119410462824M2240410701094095263
QN.1120.32A1293679262
15QN.1250.321374113090132411763224M224041070101070108294
QN.1250.32A12106890290
16QN.1400.321524128090147413263624M224041070121212102333
QN.1400.32A14120487336
17QN.1250.4013941110102133611643226M244541280101050106388
QN.1250.40A12104488388
18QN.1400.4015441260102148613143626M244541280121188100444
QN.1400.40A14119086434
19QN.1600.4017441460102168615144026M244541280121392117509
QN.1600.40A141386100511
20QN.1800.4019441660102188617144426M244541280141582114576
QN.1800.40A16156899591
21QN.1600.5017661438124170414964030M2750412100121368115714
QN.1600.50A14135898723
22QN.1800.5019661638124190416964430M2750412100141568113794
QN.1800.50A16155298818
23QN.2000.5021661842124210418964830M2750612100161760111891
QN.2000.50A18174698913
24QN.2240.5024062078124234421365430M27506121001619841251044
QN.2240.50A1819801111041
25QN.2500.5026662342124260423966030M27506121001822501261132
QN.2500.50A2022401131148
26QN.2500.6026962308150262623746033M30566141221822141241621
QN.2500.60A2022001111654


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ABOUT US
We are Xuzhou Helin Slewing Bearing Co.,Ltd Slewing bearing factory in Xuzhou city . Our slewing bearing size from 100 mm - 5000 mm with standard and non- standard models . Good product quality, short delivery time, suitable price, high cost performance . welcome to contact us . 
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