BIF | QIBR Bearings

Specifications

Standard: GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN / VDEh,DIN / VDEh
Screw shaft outer diameter: 16mm-50mm
Lead: 5mm-12mm
Ball center-to-center diameter: 16.75mm-51.75mm
Material: Carbon Steel, Bearing Steel, Stainless Steel
Brand: QIBR/OEM/Neutral
Package: QIBR/Standard Industrial Package/OEM
Applications: Machine Tools, Precision Instruments, Semiconductor, Aerospace, Printing Machinery, Medical Devices

QIBR Model Selection

QIBR Model Selection
No.	Product model	Screw shaft outer diameter	Lead	No. of loaded circuits	Thread minor diameter	Outer diameter
1	BIF 1605-5	16 mm	5 mm	1x2.5	13.2 mm	40 mm
2	BIF 1810-3	18 mm	10 mm	1x1.5	15.5 mm	42 mm
3	BIF 2005-5	20 mm	5 mm	1x2.5	17.2 mm	44 mm
4	BIF 2505-5	25 mm	5 mm	1x2.5	22.2 mm	50 mm
5	BIF 2806-10	28 mm	6 mm	2x2.5	25.2 mm	55 mm
6	BIF 2806-5	28 mm	6 mm	1x2.5	25.2 mm	55 mm
7	BIF 3205-10	32 mm	5 mm	2x2.5	29.2 mm	58 mm
8	BIF 3205-5	32 mm	5 mm	1x2.5	29.2 mm	58 mm
9	BIF 3206-5	32 mm	6 mm	1x2.5	28.4 mm	62 mm
10	BIF 3610-10	36 mm	10 mm	2x2.5	30.5 mm	75 mm
11	BIF 3610-5	36 mm	10 mm	1x2.5	30.5 mm	75 mm
12	BIF 4010-10	40 mm	10 mm	2x2.5	34.4 mm	82 mm
13	BIF 4010-5	40 mm	10 mm	1x2.5	34.4 mm	82 mm
14	BIF 4012-10	40 mm	12 mm	2x2.5	34.1 mm	84 mm
15	BIF 4012-5	40 mm	12 mm	1x2.5	34.1 mm	84 mm
16	BIF 5010-10	50 mm	10 mm	2x2.5	44.4 mm	93 mm
17	BIF 5010-5	50 mm	10 mm	1x2.5	44.4 mm	93 mm
18	BIF2510A-5	25 mm	10 mm	1x2.5	21.4 mm	58 mm
19	BIF3206-10	32 mm	6 mm	2x2.5	28.4 mm	62 mm
20	BIF3210A-5	32 mm	10 mm	1x2.5	26.4 mm	74 mm

Features and advantages of ball screw BIF series

The ball screw BIF series has many significant features and advantages, playing a key role in various fields, mainly reflected in the following aspects:

1. High efficiency

The working principle of the ball screw BIF series is that the steel balls roll inside the screw threads and nuts, reducing friction, so the transmission efficiency is higher.

2. Low friction and long life

The BIF series ball screw transmits power through rolling friction rather than sliding friction, so it has a lower friction coefficient, reduces energy loss, and has less wear and tear, extending its service life. The rolling friction when the ball contacts the thread generates much less heat than sliding friction and lowers the temperature rise, thus improving its durability and stability.

3. High precision

The BIF series ball screws can achieve high-precision motion control and are often used in applications that require precise positioning, such as CNC machine tools, precision instruments, etc.

4. Higher load capacity

Because the steel ball rolls between the screw and the nut, it can share a larger load. Compared with traditional linear bearings, the ball screw BIF series has a stronger load-bearing capacity. This makes it suitable for mechanical transmission applications requiring larger loads.

The performance improvement and solutions of ball screw BIF series

1. Improve accuracy

By using high-precision processing equipment (such as CNC machine tools, grinders, etc.), it is possible to ensure that the geometry, dimensional accuracy and surface roughness of the screw and ball track reach a higher level.

2. Reduce friction and improve transmission efficiency

The use of high-performance lubricants and greases can reduce friction, improve transmission efficiency, reduce temperature rise and extend service life.

Improve the lubrication design of the ball track: By rationally designing the contact angle and contact method between the ball and the track and adopting an appropriate lubrication system, it is possible to reduce wear while ensuring efficiency.

3. Torsion resistance and stability

The bending and torsion resistance of ball screws can be improved by improving the size ratio of the screw or using high-strength materials.

4. Self-locking design

The ball screw adopts a self-locking design, which can automatically lock when there is no load or a small load, reducing the free movement of the system when it stops and improving the stability of the system.

Main application areas of ball screw BIF series

QIBR Model Selection

QIBR Model Selection
No.	Product model	Screw shaft outer diameter	Lead	No. of loaded circuits	Thread minor diameter	Outer diameter
1	BIF 1605-5	16 mm	5 mm	1x2.5	13.2 mm	40 mm
2	BIF 1810-3	18 mm	10 mm	1x1.5	15.5 mm	42 mm
3	BIF 2005-5	20 mm	5 mm	1x2.5	17.2 mm	44 mm
4	BIF 2505-5	25 mm	5 mm	1x2.5	22.2 mm	50 mm
5	BIF 2806-10	28 mm	6 mm	2x2.5	25.2 mm	55 mm
6	BIF 2806-5	28 mm	6 mm	1x2.5	25.2 mm	55 mm
7	BIF 3205-10	32 mm	5 mm	2x2.5	29.2 mm	58 mm
8	BIF 3205-5	32 mm	5 mm	1x2.5	29.2 mm	58 mm
9	BIF 3206-5	32 mm	6 mm	1x2.5	28.4 mm	62 mm
10	BIF 3610-10	36 mm	10 mm	2x2.5	30.5 mm	75 mm
11	BIF 3610-5	36 mm	10 mm	1x2.5	30.5 mm	75 mm
12	BIF 4010-10	40 mm	10 mm	2x2.5	34.4 mm	82 mm
13	BIF 4010-5	40 mm	10 mm	1x2.5	34.4 mm	82 mm
14	BIF 4012-10	40 mm	12 mm	2x2.5	34.1 mm	84 mm
15	BIF 4012-5	40 mm	12 mm	1x2.5	34.1 mm	84 mm
16	BIF 5010-10	50 mm	10 mm	2x2.5	44.4 mm	93 mm
17	BIF 5010-5	50 mm	10 mm	1x2.5	44.4 mm	93 mm
18	BIF2510A-5	25 mm	10 mm	1x2.5	21.4 mm	58 mm
19	BIF3206-10	32 mm	6 mm	2x2.5	28.4 mm	62 mm
20	BIF3210A-5	32 mm	10 mm	1x2.5	26.4 mm	74 mm

Features and advantages of ball screw BIF series

The ball screw BIF series has many significant features and advantages, playing a key role in various fields, mainly reflected in the following aspects:

1. High efficiency

The working principle of the ball screw BIF series is that the steel balls roll inside the screw threads and nuts, reducing friction, so the transmission efficiency is higher.

2. Low friction and long life

3. High precision

The BIF series ball screws can achieve high-precision motion control and are often used in applications that require precise positioning, such as CNC machine tools, precision instruments, etc.

4. Higher load capacity

The performance improvement and solutions of ball screw BIF series

1. Improve accuracy

2. Reduce friction and improve transmission efficiency

The use of high-performance lubricants and greases can reduce friction, improve transmission efficiency, reduce temperature rise and extend service life.

3. Torsion resistance and stability

The bending and torsion resistance of ball screws can be improved by improving the size ratio of the screw or using high-strength materials.

4. Self-locking design