Cross Roller Bearings

Cross Roller Bearings are cylindrical roller bearings with a unique design that enables them to withstand radial, axial, and moment loads simultaneously. The rollers are crossed at a 90-degree angle between the inner and outer rings, allowing for high rigidity and accuracy. Cross Roller Bearings are widely used in precision machinery, such as robots, machine tools, and medical equipment, due to their compact design, high load-carrying capacity, and high rotational accuracy.

Technial Specification

Table 1

di	Da	H	h	Rmin	M	Ca	Coa	Cr KN	Cor KN	n	Bearing Code	Dm	da
di	Da	H	h	Rmin	(kg)	(KN)	(KN)	Cr KN	Cor KN	(1/min)	Bearing Code	Dm	da
70	90	10	10	0.6	0.3	18	60	12	30	955	SX011814	80	79.5
90	115	13	13	1	0.4	26	96	17	47	750	SX011818	102	101.5
100	125	13	13	1	0.5	28	106	18	52	680	SX011820	112	111.5
120	150	16	16	1	0.8	41	153	26	75	565	SX011824	135	134.4
140	175	18	18	1.1	1.1	64	237	41	116	485	SX011828	157	156.3
160	200	20	20	1.1	1.7	69	272	44	133	425	SX011832	180	179.1
180	225	22	22	1.1	2.3	98	381	63	187	375	SX011836	202	201.2
200	250	24	24	1.5	3.1	106	425	68	208	340	SX011840	225	224.2
240	300	28	28	2	5.3	149	612	95	300	280	SX011848	270	269.2
500	620	56	56	3	44	560	2538	355	1244	135	SX0118/500	560	558.8
300	380	38	38	2.1	12	245	1027	156	504	225	SX011860	340	339.2
340	420	38	38	2.1	13.5	265	1148	167	563	200	SX011868	380	379.2
400	500	46	46	2.1	24	385	1699	244	833	170	SX011880	450	449

Advantages

Cross Roller Bearings have several advantages:

1. High load-carrying capacity: The crossed roller design allows for a larger number of rollers to be accommodated, which provides a higher load-carrying capacity than other types of bearings.

2. High rotational accuracy: The crossed roller design provides a high degree of rotational accuracy, making Cross Roller Bearings suitable for precision machinery applications.

3. Compact design: Cross Roller Bearings have a compact design that allows for a smaller overall size, which is advantageous in applications where space is limited.

4. High rigidity: The crossed roller design provides a high level of rigidity, which is important in applications where there are high forces or moments.

5. Minimal friction: Due to the roller design, Cross Roller Bearings have minimal friction, resulting in low heat generation and longer bearing life.

In summary, Cross Roller Bearings offer high load-carrying capacity, high rotational accuracy, a compact design, high rigidity, and minimal friction. These features make them an excellent choice for precision machinery applications.