110.36.1140.121.04.11F1 Single row cross roller slewing support for astronomical telescopes

Optical devices

Although there is a large variety of optical devices, they all have one thing in common: Shocks and vibrations must not be transmitted to the optics, or only to a very limited extent. Thus, the bearings used here must be highly precise, rigid and dispose of even turning resistance. All this, in a strictly defined scope.

The single row crossed roller bearing is composed of two seat rings, which design in compact structure and light weight; this single row crossed roller type slewing bearing   has the steel roller for the rolling element, not for the steel ball. As the rollers are 1:1cross arranged, it is suitable for high precision mounting and capable to bear axial force, resultant moment and considerable large radial force. The axial and radial clearance is smaller than single row ball slewing bearing. The rotating is not so flexible as the one row ball bearings, usually it use for some higher precision applications. Our single row crossed roller slewing bearing ring’s axial and radial clearance’s precision is high. Single row crossed roller ring bearings are mainly made of 50 Mn, 42CrMo and C45.
Products discription
Model Number:110.36.1140.121.04.11Brand namelongwei
Production Experience Since 2004 Applicable Industries:Military,Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Construction works , Energy & Mining, Food & Beverage Shops
Feature:Single Row Crossed RollerGear Options:without Gear
Material:50Mn/42CrMo/Customized Seals Type:NBR or as requirement
MOQ1 set CERTIFICATE:ISO9001:2008/SGS
Bore Diameter1290 mmOutside Diameter1560mm
Operating tempereature: -30°C +70°CHardness: 207-262HB
Product Name:High Precision Single Row Crossed Roller without Gear Slewing RingService:OEM Service.Design Service
Net Weight : 415kgs Rolling element:Roller & Spacer
Warranty Period 1 yearTestingIn house or third party
Key WordHigh Precision Small Diameter Slewing BearingSizeStandard OR Customized
Height 95mmH.S. Code848210900
Packaging Details1.Filling with rust-proof oil
2.packing with protective layers
3.Fixed in the plywood
4.Packaging terms:Plywood case/ Pallet/Steel frame
Product Type: Single Row Crossed Roller

The single row crossed roller bearing has been widely used in many applications:

  1. Military product
  2. Automation machinery, Robots
  3. Medical equipment
  4. Radar equipment
  5. Tank
  6. Grinding machine and drilling machine.
Single-row-cross-roller-slewing-ring-bearing
single-row-cross-roller-slewing-bearing-with-External-gear-Catalogu

Note:

1. N1 is the numbers 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.

3. n-φ can change to tapped hole, the diameter of tapped hole is M, and depth is 2M.

4. The tangential tooth force in the form is the max tooth force; the nominal tangential tooth force is 1/2 of the max one.

5. “K” is addendum reduction coefficient.

10.36.1140.121.04.11F1-单排交叉柱-无齿-400kg.91mm
40M radio telescope
Single-row-cross-roller-slewing-support-for-FAST-astronomical-telescope
Single-row-cross-roller-slewing-support-for-Very-Large-Telescope
Plane deviation of mounting bracket P (mm)
Raceway center diameterPlane deviation of mounting bracket P (mm)
DL(mm)single row four balldouble row ballcross roller
~10000.150.20.1
>1000~15000.190.250.12
>1500~20000.220.30.15
>2000~25000.250.350.17
>2500~40000.30.40.2
>4000~60000.40.50.3
>6000~80000.50.60.4

Our Services & Strength

1.Raw material from reliable suppliers; 
2.Production process is in strict accordance with ISO9001 Quality Management System . 
3.Strict in-process quality control and 100% finished product inspection before delivery; 
4.Third party product inspections are acceptable upon customer request. 
5.Adoption of standardized product design process and APQP, PPAP, FEMA for application analysis.

  1. Manufacturer of producing bearing for about twenty years.
    7. Advanced mechanical equipment and strict quality control team.
    8. Efficient production speed and on-time delivery service.
    9. Accept standard and non-standard production.

 

 

  1. If you are a customer buying standard products, please consult customer service for detailed drawings
  2. .If you need customized products, please send the drawing to me in time, and I will make the quotation and production time for you.
  3. Please feel free to contact me if you have any other requirements. I will reply to you in time.

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