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Multi-column Cgr15 Steel Cross Roller Guideway for Automation Robots

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Multi-column Cgr15 Steel Cross Roller Guideway for Automation Robots

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VR4

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Product Description

Deacription of Cross Roller Guideway

Cross Roller Guideway consists of the precisely ground raceway and the roller cage.The rollercage, in which precision roller are incorporated at right angle to one another, is fitted into to 90 v-grooved raceway machined on the race rail.Cross Roller Guideway is compact linear motion system with high rigidity and high accuracyas a kind of linear motion bearing with low frictional resistance, tight clearance &non-circulationmethod by big rollers with big contact-areas as a rolling body.Therefore, the Cross Roller Guide Way isbeing applied to a wide range of equipment, a computer and peripherals, several precision equipments.a tool grinder, automatic lathe machines, electric discharge machines, and slides used in X-rayequipments,to name just a few.

-Cross Roller Guideway Model VR / Type R
VR Model Cross Roller Guideway is a guideway with roller cage, which is a limited stroke linear guide that has precision rollers orthogonalized alternately. The roller cage type R has a unique roller retaining mechanism to achieve a large effective contact length of the rollers and a short roller pitch interval. It is a highly rigid type. Type R Cross roller guideway work effectively to master the medium to high requirements.
Regular Sizes: Vr1, Vr2, Vr3, Vr4, Vr6, Vr9, Vr12, Vr18.

Special sizes: Vr15, Vr18 are produced on request.

Lengths: 20 to 1000 mm

Material: Bearing Steel/Stainless Steel

Structure:4 Rails,2 Cages,8 End Screws and Rollers

Service: OEM Customized Service

Model: VR4 SERIES detailed length as follow table:

VR4-80-7Z	VR4-240-23Z	VR4-400-39Z
VR4-120-11Z	VR4-280-27Z	VR4-440-43Z
VR4-160-15Z	VR4-320-31Z	VR4-480-47Z
VR4-200-19Z	VR4-360-35Z

Features of Cross Roller Guideway

The number of the effective rolling body aremany as the rolling body uses precision rollersand it is not circulated(non-circulation) So thatthe rigidity is high, the load capacity is big, thefluctuation of frictional resistance is small andthere is not almost the difference between thestarting fricitional resistance and the dynamicfricitional resistanceThere fore, in spite of delicate sliding, the linearmotion can Keep high precise(accurate)

In Cross Roller Guideway, a roller is contactedon the surface of the race rail. So that, the noiseis low and rollers have a smooth movementwithout contact-noise as rollers are supported bya roller cage.

Parameter of Cross Roller Guideway

Cross Roller Guideway

Maintain of Cross Roller Guideway

Cross Roller Guideway may be used as the high quality lithium-soapgroup of grease cares for it's lubrication. Thesame kind of grease is recommended for thesupplement. We recommend to attach a cover toprotect a cross roller guide way as the below Fig.8in case that a lot of foreign matters or dusts enterinto a cross roller guideway and it is used in thekind of environment where is big foreign matteras like cut tips or sand