JDBS Spherical Plain Bearing– Self-lubricating- Oilless Bush

Spherical Bushes Metric Spherical Bushes 650#Graphite: A Comprehensive Overview

Plain Spherical Bushings with Plugged Graphite Steel Ring: jdbs metric spherical bushes

Bearings are the unsung heroes of many industrial applications, playing an essential role in reducing friction between moving parts. Among the plethora of bearing types, Plain Spherical Bushings with Plugged Graphite Steel Rings stand out due to their unique design and benefits. Let’s delve deeper into their features and understand their significance in the machinery world.

When it comes to industrial machinery, every single component plays a crucial role. One such component is the bushing, which can significantly affect the efficiency, reliability, and lifespan of machinery. Today, we’ll dive deep into the JDBS Spherical Bushes Metric Spherical Bushes made of 650#Graphite and why they are a preferred choice for many industrial applications.

1. Introduction to JDBS Spherical Bushes Metric Spherical Bushes

JDBS Spherical Bushes Metric Spherical Bushes are specifically designed to cater to the needs of high-performance machinery. Made of 650#Graphite, these bushes offer superior lubrication properties, ensuring smooth operation and reduced wear and tear.

2. Key Features:

• Material: The outer ring is made of S45c, a carbon steel variant known for its excellent strength and machinability. This ensures that the bushing can withstand demanding conditions.
• Hardness: With a hardness range of HRC25~30, these bushes strike a balance between durability and machinability. This range ensures that while the bushing is hard enough to resist wear, it’s not so hard that it becomes brittle.
• Tolerances: The housing tolerance is H7, which ensures a snug fit, minimizing play. The shaft tolerance is G6, designed to ensure that the shaft fits perfectly, promoting smooth rotation.

3. Why Choose 650#Graphite?

650#Graphite stands out because of its self-lubricating properties. This means that machinery equipped with these bushings will require less maintenance, have fewer breakdowns due to friction-related issues, and generally have a longer operational lifespan.

4. JDBS Bushing Size Chart

For those looking to find the perfect fit for their machinery, here’s the JDBS Spherical Bushing Size Chart:

Standard No.	d    H7		D1    h6		B	C	D	b	Alignment Angle  a°	Alowable Radial Load (kN)	Allowable Thrust Load (kN)
JDBS-015	15	+0.018	26	0 -0.013	12	9	22	4	8	6.5	0.5
JDBS-020	20	+0.021 0	32	0 -0.016	16	14	28		4	12.6	1.4
JDBS-025	25		42		21	18	36		5	21.8	2.5
JDBS-030	30		50		27	23	44		6	32.0	3.5
JDBS-035	35	+0.025 0	55	0 -0.019	30	26	49		5	43.7	4.8
JDBS-040	40		62		33	28	55		6	54.7	5.7
JDBS-045	45		72		36	31	62			69.7	7.2
JDBS-050	50		80		42	36	70		5	92.4	10
JDBS-060	60	+0.030 0	100	0 -0.022	53	45	90		6	143	16
JDBS-070	70		110		58	50	99		5	181	20
JDBS-080	80		130		70	60	115			254	30
JDBS-090	90	+0.035 0	140	0.025	76	65	125		6	313	36
JDBS-100	100		160		88	75	145	6		544	64
JDBS-110	110		170		93	80	155		5	642	73
JDBS-120	120		190	0 -0.029	105	90	170		6	797	94
JDBS-130	130	+0040 0	200		110	95	180		5	880	105
JDBS-140	140		210		90	70	180		7	668	56
JDBS-150	150		220		120	105	200		5	1135	129
JDBS-160	160		230		105	80	200		8	891	73
JDBS-180	180		260	0 -0.032	105	80	225		6	1002	74
JDBS-200	200	+0046 0	290		130	100	250		7	1434	117
JDBS-220	220		320	0 -0.036	135	100	275			1577	118
JDBS-240	240		340		140	100	300	9	8	1720	118
JDBS-260	260	+0052 0	370		150	110	325		7	2072	143
JDBS-280	280		400		155	120	350		6	2455	172
JDBS-300	300		430	0 -0.040	165	120	375		7	2630	172

Note: Ensure you select the right size for your application to maximize the efficiency and lifespan of the bushing.

5. Applications

JDBS Metric Spherical Bushes are versatile and can be used in various applications, including:

• Robotics
• Automotive assemblies
• CNC machines
• Heavy machinery

The 650#Graphite ensures that these bushes are especially useful in environments where regular maintenance is challenging.

Plain Spherical Bushings with Plugged Graphite Steel Ring: An Insight

Bearings are the unsung heroes of many industrial applications, playing an essential role in reducing friction between moving parts. Among the plethora of bearing types, Plain Spherical Bushings with Plugged Graphite Steel Rings stand out due to their unique design and benefits. Let’s delve deeper into their features and understand their significance in the machinery world.

1. What are Plain Spherical Bushings?

Plain spherical bushings, often referred to as plain bearings or spherical plain bearings, are simple components designed to handle radial and axial loads. Unlike traditional ball or roller bearings, they don’t use rolling elements. Instead, they rely on a smooth spherical surface to facilitate movement.

2. The Plugged Graphite Advantage

Incorporating graphite plugs into the steel ring of the bushing offers several advantages:

• Self-lubrication: Graphite is a solid lubricant. By plugging graphite into the steel ring, the bushing can lubricate itself during movement. This self-lubrication reduces the need for continuous maintenance, such as regular oiling or greasing, recognized to reduced downtime.
• Enhanced Wear Resistance: The graphite plugs offer a consistent lubrication layer, ensuring reduced metal-to-metal contact. This results in minimized wear and tear and extends the bushing’s operational lifespan.
• Temperature Resilience: Graphite can withstand high temperatures without losing its lubricating properties. This makes these bushings suitable for applications where temperature fluctuations are common.

3. Design and Construction

The design is relatively straightforward: a steel ring (which provides structural strength) embedded with graphite plugs at regular intervals. The graphite plugs protrude slightly from the surface, ensuring continuous lubrication during operation.

4. Applications

Plain Spherical Bushings with Plugged Graphite Steel Rings find applications in:

• Heavy machinery: Especially in areas with significant misalignment or where regular maintenance is challenging.
• Automotive: In suspension systems and other parts where smooth movement is essential without frequent lubrication.
• Aerospace: In control systems where reliability and low maintenance are crucial.
• Robotics: For joints and other moving parts requiring smooth and consistent movement.

Plain Spherical Bushes

Plain Spherical Bushings with Plugged Graphite Steel Rings combine the strength and durability of steel with the self-lubricating properties of graphite. This combination ensures efficient performance, longevity, and reduced maintenance, making them an excellent choice for various demanding applications. As industries continue to evolve, the demand for efficient and low-maintenance components will only grow, and these bushings are poised to meet that demand head-on.

JDBS Spherical Bushes Bearings: A Dive into the Self-Lubricating Spherical JQB15-60

In the world of bearings, innovation is the key to efficiency and longevity. The JDBS Spherical Bushes has consistently been at the forefront of this innovation, and one of its standout products is the self-lubricating spherical bearing labeled JQB15-60. Let’s delve into its features and understand why it’s such a game-changer.

1. Material Composition

The phrase ” JDBS Spherical Bushes Metric Spherical Bushes” translates to a bearing where the outer part is made of 45# steel and the inner sleeve is made of oil-free graphite copper. This unique combination ensures:

• Strength: The 45# steel provides the necessary robustness, making the bearing durable under high stress.
• Smooth Operation: The oil-free graphite copper inner sleeve ensures that the bearing operates smoothly, reducing the chances of wear and tear.

2. Self-Lubrication: The Game Changer

The term “Self-lubricating Metric Spherical Bushes” emphasizes the self-lubricating and wear-resistant features of the bearing. This means:

• Less Maintenance: With self-lubrication, the need for regular oiling or greasing is eliminated, recognized to lower maintenance costs and longer operational periods without interruption.
• Wear Resistance: The wear-resistant feature ensures that the bearing can withstand regular operations without degrading quickly.

3. Design: Spherical JQB15-60 Spherical Bushes

The “JDBS Metric Spherical Bushes” indicates that this is a centripetal joint bearing with a spherical design. This design ensures:

• Versatility: Spherical bearings can handle both radial and axial loads, making them suitable for various applications.
• Self-aligning: The spherical design allows the bearing to be self-aligning, which compensates for misalignment and shaft deflection.

4. Applications

Given the features of the JDBS JQB15-60, it’s suitable for:

• Heavy machinery where alignment is a concern.
• Automotive applications, especially in suspension systems.
• Robotics and precision machinery where smooth operation is essential.

The JDBS JQB15-60 bearing combines the strength of 45# steel with the self-lubricating properties of oil-free graphite copper. This combination, along with its spherical design, makes it a top choice for various applications requiring durability and efficiency. As industries move towards more sustainable and maintenance-free solutions, products like the JQB15-60 will undoubtedly pave the way forward.