製品説明

Company  Profile

Established in 2009, HangZhou CZPT Trading Co., Ltd is a professional supplier for conveyor parts, located in ZHangZhoug province. We focus on supplying a variety of conveyor parts, including conveyor tubes, conveyor frames, conveyor rollers, bearing housings and so forth.

With our professional technology R&D team, and experienced quality control department, our products have been awarded the ISO9001 Quality Management System Standard and our main markets are in America, Europe, Asia and Australia.

Factory advantage

Professional and experienced technology team
All products inspected before shipping with reasonable prices
Low MOQ and free sample
We are audited by SGS and passed the ISO9001:2008 certification

Industries service

Industrial machine
Electronic and communication
Oil, gas,mining and petroleum
Construction industry
Equipment CNC Machining Center, CNC Lathes, CNC Milling Machines, Punching and drilling machines,  Stamping machines
Precision Processing CNC machining, CNC turning and milling, laser cutting, drilling, grinding, bending, stamping, welding

 

 

Roller size

 No. Standard Diameter 長さの範囲
(mm)
Bearing Type
Min-Max
Shell Thickness of Roller
   んん Inch      
1 63.5 2 1/2 150-3500 203 204 3.0mm-4.0mm
2 76 3 150-3500 204 3.0mm-4.5mm
3 89 3 1/3 150-3500 204 205 3.0mm-4.5mm
4 102 4 150-3500 3.2mm-4.5mm
5 108 4 1/4 150-3500 306 3.5mm-4.5mm
6 114 4 1/2 150-3500 306 3.5mm-4.5mm
7 127 5 150-3500 306 3.5mm-5.0mm
8 133 5 1/4 150-3500 305 306 3.5mm-5.0mm
9 140 5 1/2 150-3500 306 307 3.5mm-5.0mm
10 152 6 150-3500 4.0mm-5.0mm
11 159 6 1/4 150-3500 4.0mm-5.0mm
12 165 6 1/2 150-3500 307 308 4.5mm-6.0mm
13 177.8 7 150-3500 309 4.5mm-6.0mm
14 190.7 7 1/2 150-3500 309 310 4.5mm-7.0mm
15 194 7 5/8 150-3500 309 310 4.5mm-8.0mm
16 219 8 5/8 150-3500 4.5mm-8.0mm

Advantage:
1.The life time: More than 50000 hours
2. TIR (Total Indicator Runout)
0.5mm (0.0197″) for Roll Length 0-600mm
0.8mm (0.571″) for Roll Length 601-1350mm
1.0mm (0. 0571 “) for Roll Length over 1350mm
3.Shaft Float≤0.8mm
4..Samples for testing are available.
5. Lower resistance
6. Small maintain work
7. High load capability
8. Dust proof & water proof

 

CONVRYOR ROLLER SHAFTS

We can produce roller shafts and We do customeized 
Product Size:φ10mm – 70mm
Max Length: 3000mm
Surface Tolerance: g6
Surface Roughness:0.8mm

 

Specification ASTM A108   AS1443
鋼材グレード  Q235B,C1571,C1045(we can also do other steel grade per your requirments)
Size Φ18mm-φ62mm
Diameter Tolerance  ISO286-2,H7/H8
Straightness 2000:1

O.D  63.5-219.1mm
W .T  0.45-20mm 
Length  6–12m
標準  SANS 657/3,ASTM 513,AS 1163,BS6323,EN10305
材料  Q235B, S355,S230,C350,E235 etc. 
Technique  Welded,Seamless
Surface oiled ,galvanized or painted with all kinds of colors according to client’s request.
 Ends  1.Plain ends,
 2.Threading at both side with plastice caps 
 3.Threading at both side with socket/coupling.
 4.Beveled ends, and so on
 Packing  1.Water-proof plastic cloth,
 2.Woven bags, 
 3.PVC package, 
 4.Steel strips in bundles 
 5.As your requirment
Usage   1.For low pressure liquid delivery such as water,gas and oil.
 2.For construction
 3.Mechanical equipment
 4.For Furniture 
Payment&Trade Terms  1.Payment : T/T,L/C, D/P, Western union 
 2.Trade Terms:FOB/CFR/CIF
 3.Minimum quantity of order : 10 MT (10,000KGS)
 Delivery Time  1.Usually,within10-20days after receiving your down payment.
 2.According to the order quantity 

 

Conveyor Roller Tube

Conveyor Roller Tube

Specification SANS657/3,ASTM513,AS1163,BS6323,EN10305 or equivalent international standard.
Steel grade S355/S230,C350,E235,Q235B
Sizes 63.5mm-219.1mm ect
Ovality tolerance of body ≤0.4mm(60.3mm-152.4mm)
≤0.5mm(159MM-168.3mm)
≤0.6mm(178mm-219mm)
Straightness 2000:1

 

 

 

if you are interesting in our products or want any further information, please feel free to contact us!

I am looking CZPT to your reply.

Best regards
Ruth
HangZhou CZPT TRADING CO., LTD 
1801 CZPT Building, No.268 Xierhuan Road, HangZhou City, ZHangZhoug Province, China

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Steel Grade: C1018 C1020
標準: ASTM A108
Size: Od18mm—62mm
Surface Tolerance: G6
Max Length: Max 3000mm
Surface Roughness: 0.8
サンプル:
US$ 0/Piece
1個(最小注文数)

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サンプルを請求する

カスタマイズ:
利用可能

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カスタマイズされたリクエスト

PTOシャフト

駆動軸は、運転中の速度やトルクの変動にどのように対応するのでしょうか?

ドライブシャフトは、特定の機構と構成を採用することで、運転中の速度とトルクの変動に対応するように設計されています。これらの機構により、ドライブシャフトは動力伝達の要求の変化に対応しながら、スムーズで効率的な動作を維持できます。ドライブシャフトが速度とトルクの変動にどのように対応するのか、以下に詳しく説明します。

1. フレキシブルカップリング:

ドライブシャフトには、速度やトルクの変動に対応するため、ユニバーサルジョイント(Uジョイント)や等速ジョイント(CVジョイント)などのフレキシブルカップリングがよく用いられます。これらのカップリングは柔軟性を提供し、駆動部品と被駆動部品が完全に一直線になっていない場合でも、ドライブシャフトが動力を伝達できるようにします。Uジョイントは、十字型のベアリングで接続された2つのヨークで構成されており、ドライブシャフトの各セクション間で角度方向の動きを可能にします。この柔軟性により、速度やトルクの変動に対応し、ミスアライメントを補正します。自動車のドライブシャフトで一般的に使用されるCVジョイントは、動作角度の変化に対応しながら一定の回転速度を維持します。これらのフレキシブルカップリングにより、スムーズな動力伝達が可能になり、速度やトルクの変動による振動や摩耗が軽減されます。

2. スリップジョイント:

ドライブシャフトの設計によっては、長さの変動に対応し、駆動部品と被駆動部品間の距離の変化を吸収するために、スリップジョイントが組み込まれています。スリップジョイントは、スプラインまたは伸縮機構を備えた内側と外側の管状部分で構成されています。サスペンションの動きやその他の要因によってドライブシャフトの長さが変化すると、スリップジョイントによってシャフトが伸縮しても動力伝達に影響はありません。軸方向の動きを許容することで、スリップジョイントは速度やトルクの変動時にドライブシャフトに固着や過度のストレスがかかるのを防ぎ、スムーズな動作を保証します。

3. バランス調整:

ドライブシャフトは、性能を最適化し、速度やトルクの変動によって発生する振動を最小限に抑えるために、バランス調整処理が施されます。ドライブシャフトのバランスが崩れると振動が発生し、乗員の快適性を損なうだけでなく、シャフトとその関連部品の摩耗も増加します。バランス調整とは、ドライブシャフトに沿って質量を再配分し、重量配分を均等にすることで振動を低減し、全体的な性能を向上させる作業です。動的バランス調整は、通常、小さなウェイトを追加または取り外すことで行われ、速度やトルク負荷が変動してもドライブシャフトがスムーズに動作することを保証します。

4. 材料の選定と設計:

駆動軸の材質選定と設計は、速度とトルクの変動に対応する上で極めて重要な役割を果たします。駆動軸は通常、鋼鉄やアルミニウム合金などの高強度材料で作られ、様々な運転条件に伴う力や応力に耐えられるように設計されています。駆動軸の直径と肉厚も、十分な強度と剛性を確保するために慎重に決定されます。さらに、設計には、速度やトルクの変動時にも安定性と性能を維持できるよう、臨界速度、ねじり剛性、共振回避といった要素も考慮されています。

5. 潤滑:

ドライブシャフトが速度やトルクの変動に対応するためには、適切な潤滑が不可欠です。ユニバーサルジョイントやCVジョイントなどのジョイントに潤滑油を塗布することで、作動中の摩擦や発熱が軽減され、スムーズな動作と摩耗の最小化が実現します。また、適切な潤滑は部品の固着を防ぎ、ドライブシャフトが速度やトルクの変動に効果的に対応できるようになります。ドライブシャフトの最適な性能を維持し、寿命を延ばすためには、定期的な潤滑メンテナンスが必要です。

6. システム監視:

ドライブシャフトシステムの性能を監視することは、速度やトルクの変動に関連する問題を特定するために重要です。異常な振動、異音、または動力伝達の変化は、ドライブシャフトに潜在的な問題があることを示している可能性があります。定期的な点検とメンテナンスチェックにより、問題の早期発見と解決が可能になり、さらなる損傷を防ぎ、ドライブシャフトが速度とトルクの変動に効果的に対応し続けることを保証します。

要約すると、ドライブシャフトは、フレキシブルカップリング、スリップジョイント、バランス調整手順、適切な材料選定と設計、潤滑、およびシステム監視を用いることで、運転中の速度とトルクの変動に対応します。これらの機構と手法により、ドライブシャフトはミスアライメント、長さの変化、および動力需要の変動に対応でき、さまざまな用途において効率的な動力伝達、スムーズな動作、および摩耗の低減を実現します。

PTOシャフト

How do drive shafts handle variations in load and vibration during operation?

Drive shafts are designed to handle variations in load and vibration during operation by employing various mechanisms and features. These mechanisms help ensure smooth power transmission, minimize vibrations, and maintain the structural integrity of the drive shaft. Here’s a detailed explanation of how drive shafts handle load and vibration variations:

1. Material Selection and Design:

Drive shafts are typically made from materials with high strength and stiffness, such as steel alloys or composite materials. The material selection and design take into account the anticipated loads and operating conditions of the application. By using appropriate materials and optimizing the design, drive shafts can withstand the expected variations in load without experiencing excessive deflection or deformation.

2. Torque Capacity:

Drive shafts are designed with a specific torque capacity that corresponds to the expected loads. The torque capacity takes into account factors such as the power output of the driving source and the torque requirements of the driven components. By selecting a drive shaft with sufficient torque capacity, variations in load can be accommodated without exceeding the drive shaft’s limits and risking failure or damage.

3. Dynamic Balancing:

During the manufacturing process, drive shafts can undergo dynamic balancing. Imbalances in the drive shaft can result in vibrations during operation. Through the balancing process, weights are strategically added or removed to ensure that the drive shaft spins evenly and minimizes vibrations. Dynamic balancing helps to mitigate the effects of load variations and reduces the potential for excessive vibrations in the drive shaft.

4. Dampers and Vibration Control:

Drive shafts can incorporate dampers or vibration control mechanisms to further minimize vibrations. These devices are typically designed to absorb or dissipate vibrations that may arise from load variations or other factors. Dampers can be in the form of torsional dampers, rubber isolators, or other vibration-absorbing elements strategically placed along the drive shaft. By managing and attenuating vibrations, drive shafts ensure smooth operation and enhance overall system performance.

5. CV Joints:

Constant Velocity (CV) joints are often used in drive shafts to accommodate variations in operating angles and to maintain a constant speed. CV joints allow the drive shaft to transmit power even when the driving and driven components are at different angles. By accommodating variations in operating angles, CV joints help minimize the impact of load variations and reduce potential vibrations that may arise from changes in the driveline geometry.

6. Lubrication and Maintenance:

Proper lubrication and regular maintenance are essential for drive shafts to handle load and vibration variations effectively. Lubrication helps reduce friction between moving parts, minimizing wear and heat generation. Regular maintenance, including inspection and lubrication of joints, ensures that the drive shaft remains in optimal condition, reducing the risk of failure or performance degradation due to load variations.

7. Structural Rigidity:

Drive shafts are designed to have sufficient structural rigidity to resist bending and torsional forces. This rigidity helps maintain the integrity of the drive shaft when subjected to load variations. By minimizing deflection and maintaining structural integrity, the drive shaft can effectively transmit power and handle variations in load without compromising performance or introducing excessive vibrations.

8. Control Systems and Feedback:

In some applications, drive shafts may be equipped with control systems that actively monitor and adjust parameters such as torque, speed, and vibration. These control systems use sensors and feedback mechanisms to detect variations in load or vibrations and make real-time adjustments to optimize performance. By actively managing load variations and vibrations, drive shafts can adapt to changing operating conditions and maintain smooth operation.

In summary, drive shafts handle variations in load and vibration during operation through careful material selection and design, torque capacity considerations, dynamic balancing, integration of dampers and vibration control mechanisms, utilization of CV joints, proper lubrication and maintenance, structural rigidity, and, in some cases, control systems and feedback mechanisms. By incorporating these features and mechanisms, drive shafts ensure reliable and efficient power transmission while minimizing the impact of load variations and vibrations on overall system performance.

PTOシャフト

What benefits do drive shafts offer for different types of vehicles and equipment?

Drive shafts offer several benefits for different types of vehicles and equipment. They play a crucial role in power transmission and contribute to the overall performance, efficiency, and functionality of various systems. Here’s a detailed explanation of the benefits that drive shafts provide:

1. Efficient Power Transmission:

Drive shafts enable efficient power transmission from the engine or power source to the wheels or driven components. By connecting the engine or motor to the driven system, drive shafts efficiently transfer rotational power, allowing vehicles and equipment to perform their intended functions. This efficient power transmission ensures that the power generated by the engine is effectively utilized, optimizing the overall performance and productivity of the system.

2. Versatility:

Drive shafts offer versatility in their applications. They are used in various types of vehicles, including cars, trucks, motorcycles, and off-road vehicles. Additionally, drive shafts are employed in a wide range of equipment and machinery, such as agricultural machinery, construction equipment, industrial machinery, and marine vessels. The ability to adapt to different types of vehicles and equipment makes drive shafts a versatile component for power transmission.

3. Torque Handling:

Drive shafts are designed to handle high levels of torque. Torque is the rotational force generated by the engine or power source. Drive shafts are engineered to efficiently transmit this torque without excessive twisting or bending. By effectively handling torque, drive shafts ensure that the power generated by the engine is reliably transferred to the wheels or driven components, enabling vehicles and equipment to overcome resistance, such as heavy loads or challenging terrains.

4. Flexibility and Compensation:

Drive shafts provide flexibility and compensation for angular movement and misalignment. In vehicles, drive shafts accommodate the movement of the suspension system, allowing the wheels to move up and down independently. This flexibility ensures a constant power transfer even when the vehicle encounters uneven terrain. Similarly, in machinery, drive shafts compensate for misalignment between the engine or motor and the driven components, ensuring smooth power transmission and preventing excessive stress on the drivetrain.

5. Weight Reduction:

Drive shafts contribute to weight reduction in vehicles and equipment. Compared to other forms of power transmission, such as belt drives or chain drives, drive shafts are typically lighter in weight. This reduction in weight helps improve fuel efficiency in vehicles and reduces the overall weight of equipment, leading to enhanced maneuverability and increased payload capacity. Additionally, lighter drive shafts contribute to a better power-to-weight ratio, resulting in improved performance and acceleration.

6. Durability and Longevity:

Drive shafts are designed to be durable and long-lasting. They are constructed using materials such as steel or aluminum, which offer high strength and resistance to wear and fatigue. Drive shafts undergo rigorous testing and quality control measures to ensure their reliability and longevity. Proper maintenance, including lubrication and regular inspections, further enhances their durability. The robust construction and long lifespan of drive shafts contribute to the overall reliability and cost-effectiveness of vehicles and equipment.

7. Safety:

Drive shafts incorporate safety features to protect operators and bystanders. In vehicles, drive shafts are often enclosed within a protective tube or housing, preventing contact with moving parts and reducing the risk of injury in the event of a failure. Similarly, in machinery, safety shields or guards are commonly installed around exposed drive shafts to minimize the potential hazards associated with rotating components. These safety measures ensure the well-being of individuals operating or working in proximity to vehicles and equipment.

In summary, drive shafts offer several benefits for different types of vehicles and equipment. They enable efficient power transmission, provide versatility in various applications, handle torque effectively, offer flexibility and compensation, contribute to weight reduction, ensure durability and longevity, and incorporate safety features. By providing these advantages, drive shafts enhance the performance, efficiency, reliability, and safety of vehicles and equipment across a wide range of industries.

China OEM OEM Core Competencies Steel Roller High Temperature Resistant Shaft Machine Part Steel Bar Drive Shaft  China OEM OEM Core Competencies Steel Roller High Temperature Resistant Shaft Machine Part Steel Bar Drive Shaft
editor by CX 2024-02-16