وصف المنتج
Telescopic
The Telescopic Dump Trailer is designed to handle bulk materials with unprecedented efficiency and flexibility. At its heart lies the telescopic cylinder, a core component that enables the trailer to extend and retract its dumping mechanism, delivering remarkable versatility and maneuverability. Its extended reach and precision control enable operators to dump materials at heights that would be otherwise difficult or impossible to reach. This capability opens up a world of possibilities, from accessing hard-to-reach areas to loading and unloading materials more efficiently, even in confined spaces.
Dual Ram
The Dual Ram Dump Trailer is a revolutionary transportation solution, which heart lies the hydraulic cylinder, a key component that enables the trailer's dual-ram dumping mechanism, delivering superior performance and maneuverability. The Dual Ram Dump Trailer offers a cost-effective solution for material handling operations. Its durability and longevity reduce the need for frequent maintenance or replacements, while its efficiency in loading and unloading materials can significantly cut operational costs.
Scissor Hoist
The Scissor Hoist Dump Trailer is a highly versatile and efficient transportation solution, designed for handling bulk materials in a range of challenging environments. At its core lies the hoist cylinder, a crucial component that enables the scissor-like lifting mechanism and accurate positioning of the trailer's dumping system. The Scissor Hoist Dump Trailer offers numerous advantages over traditional dump trailers. The hoist cylinder allows for efficient loading and unloading of materials, even in confined spaces or on uneven terrain. The scissor hoist dump trailer's compact design and maneuverability make it suitable for a variety of applications, from construction sites to waste disposal facilities.
معلومات عنا
Established in 1988, HangZhou LD Machinery Co, LTD. (hereinafter referred to “LD”) is a leading manufacturer specializing in the design, research, development, manufacture and marketing in the hydraulic industry. Being one of major suppliers of customized components and cylinders for manufacturers spreaded all over the world, the company is committed to offer high quality products with competitive prices and excellent service worldwide.
Headquartered in HangZhou City, ZHangZhoug Province, the company wholly owns a subsidiary production factory named “HangZhou YUEWEI Hydraulic Technology Co., Ltd”, which covers an area of more than 380,000 square meters, possesses abundant technical strength and sound production management system, superior machining production equipment, strict and effective quality control system, advanced and excellent inspection instruments.
More than 35 years experience in machining industry, with over 10 experienced technical engineers and 150 skilled workers, LD has a senior engineering technical team with special skills and rich experience in product design, casting, forging, and CNC machining, can handle special material, structure, defect and processing, meet the evolving needs, and provide optimal solution and real one-stop service to customers.
Hydraulic Cylinder Producing Process
Step1: Quality Control on Raw Material
We have our own lab in factory, inspect the raw material and do the test. For every batch of material we received, we will ask supplier provide their certificate, and then cut them to do the test again to see if the results match the certification. Also, every batch we received, we will cut them into pieces to check the air bubbles. Once they are all qualified, we will accept it, and all detail information will be recording in our ERP system. We will also pay lot of attention on the salt spray test for chrome rod. Every month, we will cut the material, put them into test machine to see if it reach the requirement. All the result will be recorded at our QC department. If customer need, we can provide it.
Step2: Quality Control on Machining
we start doing components machining from 1988 with 36 years experience now and insist doing 100% inspection. We spend lots of money, invest on auto robots and machines. Now half of the producing line is by robot so that we can ensure our quality be stable good. For every part of the cylinder, we do 3 times inspecting. Firstly, workers will do self inspection. Secondly, we have tour-hour inspection checking the products, 2 times in the morning and 2 times in the afternoon, make sure that every step is good. After the products are all completed, we will do 100% inspection. For thread, for the tolerance, everything, we need double check. Also, we have specific warehouse just for the measuring tools. Every inspector have their own measuring tool and we will check the measuring tools regularly to make sure they are all in good condition, so that the measuring results will be convincing.
Step3: Quality Control on Welding
We are qualified to AWS certification, which is very popular in North American market. First, for the visual test, we will make sure that every components are welded good, look beautiful. And the second, we need to check the penetration. We have more than 15 years experience, we do know what kind of designing angle can make the cylinder welding strong. Once we finish the first article, we will cut it and analyse the welding to see if it is fulfill the groove. And then do the radiographic testing to make sure there is no gap inside. What's more, we will do the ultrasonic test to check the program for the robot. Now 80% of welding is doing by robot. Once the program confirmed, no 1 can change it unless the welding manager, and they only have 5% right.
Step4: Quality Control on Assembling
For assembling, we have some difference with others. The brand we uses for seals are all those famous brand like Aston, Parker, Hallite. The cylinder we give to our customer has 2 years warranty. For our company, we engrave our part number and manufacturing date for the quality warranty. So no matter for seals or any others, as long as they are parts of cylinder, if it is under 2 years, we will take responsibility for them. And we will do the test for every cylinder like for pressure after we finish assembling.
Step5: Quality Control on Painting
We have our half auto painting line. Right now, we can paint about 1500 cylinders per day, which is about 1 container. Before we do the painting, we will do the wash first and for every cylinder, we will test for hardness, thickness and adhesion to make sure the painting are all good, which will be recorded into OQC report, print out and stick on the box, ship to you with your products.
Step6: Hydraulic Cylinder Packing
For every cylinder, we have the stick to show the detail information like bore size, stroke and working pressure. And we will use individual plastic bag packing. If customer need, we can also use individual carton box packing. We will fasten 1 floor after 1 floor with plat, so customer can only cut what they need and other layer will still be fasten. Moreover, there will be plywood pallet or plywood box for customer choosing. We will also send the loading picture to customer after we ship them to make sure everything is well loaded in China.
Packing Reference
Order Process
Enterprise Features
التعليمات
س1. ما هو ضمان الجودة لمنتجات LD؟
100% inspection for each product before shipping with inspection rereport for tracking.
س2: ما هي مدة الضمان على منتجات LD؟
The warranty is 2 years for general products since the date of shipment.
س3: كيف تتعامل LD مع مشكلة الجودة خلال فترة الضمان؟
1. سوف تتحمل شركة LD التكلفة المقابلة الناجمة عن إصلاح العميل المحلي.
2. LD will provide the product by free if the repair cost is higher than the product value, but the freight involved shall be borne by customer side.
س4: كيف يمكنني التأكد من إمكانية شحن الطلب في الوقت المحدد؟
LD will send the “production schedule” every week after receiving customers' orders. If any delays, LD will inform customers 3 weeks in advance, so as to facilitate the customer to arrange the schedule.
س5: هل تقدم LD خدمة التوصيل؟
Yes. LD has deep cooperation with logistics companies all over the world to provide customers with quick and convenient “Door-to-Door services”,including sea, air and express.
Q6: How LD control the product quality?
1. Raw materials: We will test the material of each batch of raw materials we receive, and the piston rod will be tested with salt spray. This is to ensure that the material of our products meets the requirements at the beginning.
2. Processing: We have the leading machining equipment, and obtained ISO9001 certification.
3. Welding: Our factory is equipped with welding robots, and has obtained the AWS certification.
4. Assembly pressure test: 100% testing with OQC report for cHangZhou. The seals we use are: Hallite, Aston and Gapi
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
ضمان: | 2 Years Warranty |
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Seals: | Packer/Hallite/Gapi |
معالجة السطح: | Hard Chrome, Zinc, Copper |
Oil Port: | NPT/SAE/BSPP |
مادة: | 20#Steel/45#Steel |
Operating Temperature: | -40 Degree to +120 Degree |
العينات: |
US$ 300/Piece
1 قطعة (الحد الأدنى للطلب) | |
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التخصيص: |
متاح
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How do hydraulic cylinders handle variations in temperature and harsh operating environments?
Hydraulic cylinders are designed to handle variations in temperature and harsh operating environments by incorporating specific features and materials that ensure their durability, reliability, and performance. The ability of hydraulic cylinders to withstand extreme temperatures, corrosive environments, and other harsh conditions is crucial for their successful operation in a wide range of applications. Here's a detailed explanation of how hydraulic cylinders handle variations in temperature and harsh operating environments:
1. Temperature Range:
– Hydraulic cylinders are designed to operate within a specified temperature range. The materials used in their construction, such as cylinder barrels, pistons, seals, and lubricants, are selected to withstand the anticipated temperature variations. Specialized seals and O-rings made from materials like nitrile, Viton, or polyurethane are used to maintain their sealing properties over a wide temperature range. Heat-resistant coatings or thermal insulation may be applied to certain components to protect them from high temperatures.
2. Thermal Expansion:
– Hydraulic cylinders are designed to accommodate thermal expansion and contraction that occurs with temperature changes. The materials used in their construction have different coefficients of thermal expansion, allowing the cylinder components to expand or contract at a similar rate. This design consideration prevents excessive stress, binding, or leakage that could result from thermal expansion or contraction.
3. Heat Dissipation:
– In applications where hydraulic cylinders are subjected to high temperatures, heat dissipation mechanisms are employed to prevent overheating. Cooling fins or heat sinks may be incorporated into the cylinder design to increase the surface area for heat transfer. In some cases, external cooling methods such as air or liquid cooling systems can be used to maintain optimal operating temperatures.
4. Corrosion Resistance:
– Hydraulic cylinders used in harsh operating environments are constructed from materials that exhibit excellent corrosion resistance. Stainless steel, chrome-plated steel, or other corrosion-resistant alloys are commonly used for cylinder components exposed to corrosive substances or environments. Additionally, surface treatments such as coatings, plating, or specialized paints can provide an extra layer of protection against corrosion.
5. Sealing Systems:
– Hydraulic cylinders employ sealing systems that are specifically designed to withstand harsh operating environments. The seals used in hydraulic cylinders are selected based on their resistance to temperature extremes, chemicals, abrasion, and other environmental factors. Specialized seal designs, such as wiper seals, rod seals, or high-temperature seals, are utilized to maintain effective sealing and prevent contamination of the hydraulic fluid.
6. Lubrication:
– Proper lubrication is essential for the smooth operation and longevity of hydraulic cylinders, particularly in harsh operating environments. Lubricants are selected based on their ability to withstand high temperatures, resist oxidation, and provide effective lubrication under extreme conditions. Regular maintenance and lubrication practices ensure that the cylinder components continue to operate smoothly and reduce the effects of wear and friction.
7. Robust Construction:
– Hydraulic cylinders designed for harsh operating environments are built with robust construction techniques to withstand the rigors of such conditions. The cylinder barrels, rods, and other components are manufactured to meet strict quality and durability standards. Welded or bolted construction methods are employed to ensure the structural integrity of the cylinders. Reinforcements, such as flanges or tie rods, may be added to enhance the cylinder's strength and resistance to external forces.
8. Environmental Protection:
– Hydraulic cylinders can be equipped with additional protective features to shield them from harsh operating environments. Protective covers, boots, or bellows can be used to prevent contaminants, debris, or moisture from entering the cylinder and compromising its performance. These protective measures help extend the service life of hydraulic cylinders in demanding conditions.
9. Compliance with Standards:
– Hydraulic cylinders manufactured for specific industries or applications often comply with industry standards or regulations related to operating temperature ranges, environmental conditions, or safety requirements. Compliance with these standards ensures that hydraulic cylinders are designed and tested to meet the specific demands of their intended operating environments.
In summary, hydraulic cylinders are designed to handle variations in temperature and harsh operating environments by incorporating suitable materials, thermal expansion considerations, heat dissipation mechanisms, corrosion-resistant components, specialized sealing systems, proper lubrication, robust construction techniques, protective features, and compliance with industry standards. These design considerations and features enable hydraulic cylinders to operate reliably and effectively in a wide range of demanding applications and environmental conditions.
مساهمة الأسطوانات الهيدروليكية في كفاءة المهام الزراعية مثل الحرث
تلعب الأسطوانات الهيدروليكية دورًا مهمًا في تعزيز كفاءة المهام الزراعية، بما في ذلك الحرث. من خلال توفير الطاقة والتحكم والتنوع، تمكن الأسطوانات الهيدروليكية الآلات الزراعية من أداء المهام بشكل أكثر فعالية وبدقة أكبر. دعنا نستكشف كيف تساهم الأسطوانات الهيدروليكية في كفاءة الحرث والمهام الزراعية الأخرى:
- توليد قوة قوية: تتمتع الأسطوانات الهيدروليكية بالقدرة على توليد قوى عالية، مما يجعلها مثالية للمهام التي تتطلب قوة كبيرة، مثل الحرث. يوفر النظام الهيدروليكي سائلًا مضغوطًا للأسطوانات، والتي تحول هذه الطاقة الهيدروليكية إلى قوة ميكانيكية. ثم يتم استخدام هذه القوة لدفع شفرات المحراث عبر التربة، والتغلب على المقاومة وتسهيل اختراق التربة بكفاءة.
- عمق العمل القابل للتعديل: تسمح الأسطوانات الهيدروليكية بضبط عمق عمل المحراث بسهولة ودقة. من خلال التحكم في امتداد أو انكماش الأسطوانة الهيدروليكية، يمكن تعديل عمق شفرات المحراث وفقًا لظروف التربة أو متطلبات المحصول أو تفضيلات المزارع. تعمل هذه القدرة على التعديل على تعزيز الكفاءة من خلال ضمان حرث التربة بشكل مثالي وتقليل الإنفاق غير الضروري للطاقة.
- التحكم الاستجابي: توفر الأنظمة الهيدروليكية تحكمًا سريع الاستجابة، مما يتيح للمزارعين إجراء تعديلات سريعة أثناء عمليات الحرث. تستجيب الأسطوانات الهيدروليكية بسرعة للتغيرات في الضغط الهيدروليكي وإعدادات الصمام، مما يسمح بإجراء تعديلات فورية في موضع المحراث أو عمقه أو زاويته. تعمل هذه الاستجابة على تعزيز الكفاءة من خلال تسهيل التعديلات أثناء الحركة بناءً على اختلافات التربة أو العوائق أو ظروف الحقل المتغيرة.
- تنفيذ التنوع: تتيح الأسطوانات الهيدروليكية ربط أدوات مختلفة بالآلات الزراعية، مما يزيد من وظائفها وتعدد استخداماتها. وفي حالة الحرث، تتيح الأسطوانات الهيدروليكية ربط وفصل شفرات المحراث أو أدوات الحرث الأخرى. يتيح هذا التنوع للمزارعين تكييف معداتهم مع أنواع مختلفة من التربة أو أحجام الحقول أو متطلبات الحرث المحددة، مما يعزز الكفاءة من خلال تعظيم فائدة الآلات.
- إدارة الوقت بكفاءة: تساهم الأسطوانات الهيدروليكية في كفاءة الوقت في المهام الزراعية مثل الحرث. باستخدام الأنظمة الهيدروليكية، يمكن للمزارعين تشغيل المحاريث بسرعات أعلى مع الحفاظ على التحكم والدقة. تسمح الطبيعة المستجيبة للأسطوانات الهيدروليكية بالدوران والمناورة وإعادة وضع المحاريث بكفاءة، مما يقلل من وقت التوقف عن العمل ويحسن تغطية الحقل. تترجم كفاءة الوقت هذه إلى زيادة الإنتاجية وتقليل التكاليف التشغيلية الإجمالية.
باختصار، تساهم الأسطوانات الهيدروليكية بشكل كبير في كفاءة المهام الزراعية مثل الحرث. من خلال توليد قوة قوية، وعمق عمل قابل للتعديل، والتحكم السريع، وتعدد استخدامات الأدوات، وإدارة الوقت بكفاءة، تعمل الأنظمة الهيدروليكية المجهزة بالأسطوانات على تعزيز أداء وإنتاجية الآلات الزراعية. تسمح هذه المساهمات للمزارعين بإنجاز مهام الحرث بشكل أكثر فعالية، وتحسين العمليات الميدانية، وتحقيق كفاءة إجمالية محسنة في ممارساتهم الزراعية.
ما هي الأسطوانة الهيدروليكية وكيف تعمل في التطبيقات المختلفة؟
الأسطوانة الهيدروليكية عبارة عن محرك ميكانيكي يحول الطاقة الهيدروليكية إلى قوة وحركة خطية. تلعب دورًا بالغ الأهمية في تطبيقات مختلفة حيث تكون الحركة الخطية القوية والمتحكم فيها مطلوبة. تُستخدم الأسطوانات الهيدروليكية بشكل شائع في صناعات مثل البناء والتصنيع والزراعة والنقل. فيما يلي شرح مفصل لما هي الأسطوانة الهيدروليكية وكيف تعمل:
التعريف والمكونات:
– A hydraulic cylinder consists of a cylindrical barrel, a piston, a piston rod, and various seals. The barrel is a hollow tube that houses the piston and allows for fluid flow. The piston divides the cylinder into two chambers: the rod side and the cap side. The piston rod extends from the piston and provides a connection point for external loads. Seals are used to prevent fluid leakage and maintain hydraulic pressure within the cylinder.
وظيفة:
– The function of a hydraulic cylinder is to convert the pressure and flow of hydraulic fluid into linear force and motion. The hydraulic fluid, typically oil, is pressurized and directed into one of the chambers of the cylinder. As the fluid enters the chamber, it applies pressure on the piston, causing it to move in a linear direction. This linear motion of the piston is transferred to the piston rod, creating a pushing or pulling force.
مبدأ العمل:
– The working principle of a hydraulic cylinder is based on Pascal's law, which states that pressure exerted on a fluid in a confined space is transmitted equally in all directions. In a hydraulic cylinder, when hydraulic fluid is pumped into one side of the cylinder, it creates pressure on the piston. The pressure is transmitted through the fluid to the other side of the piston, resulting in a balanced force across the piston and piston rod. This force generates linear motion in the direction determined by the fluid input.
التطبيقات:
– Hydraulic cylinders find extensive use in a wide range of applications due to their ability to generate high forces and precise control of linear motion. Some common applications include:
1. معدات البناء: تُستخدم الأسطوانات الهيدروليكية في الحفارات، واللوادر، والجرافات، والرافعات لمهام الرفع والدفع والحفر.
2. آلات التصنيع: يتم استخدام الأسطوانات الهيدروليكية في المكابس وأدوات الآلات ومعدات مناولة المواد لعمليات الضغط والربط والرفع.
3. الآلات الزراعية: تُستخدم الأسطوانات الهيدروليكية في الجرارات والحصادات وأنظمة الري لمهام مثل التوجيه والرفع والتحكم في المرفقات.
4. النقل: يتم استخدام الأسطوانات الهيدروليكية في المركبات مثل شاحنات التفريغ وشاحنات القمامة والرافعات الشوكية لعمليات الإمالة والرفع والإمالة.
5. الفضاء والدفاع: تُستخدم الأسطوانات الهيدروليكية في معدات هبوط الطائرات، وأنظمة الصواريخ، والمحركات الهيدروليكية لأسطح التحكم.
6. البحرية والساحلية: تُستخدم الأسطوانات الهيدروليكية في أنظمة توجيه السفن والرافعات ومعدات الحفر البحرية للقيام بمهام الرفع والتحديد المختلفة.
في هذه التطبيقات، توفر الأسطوانات الهيدروليكية مزايا مثل القدرة على تحمل قوة عالية، والتحكم الدقيق، والحجم الصغير، والمتانة. كما أنها توفر حركة خطية فعالة وموثوقة، مما يساهم في تحسين الإنتاجية والوظائف في مجموعة واسعة من الصناعات.
بشكل عام، تعتبر الأسطوانات الهيدروليكية مكونات أساسية في تطبيقات مختلفة حيث تكون الحركة الخطية المتحكمة والقوية مطلوبة. إن قدرتها على تحويل الطاقة الهيدروليكية إلى قوة ميكانيكية تجعلها ذات قيمة لا تقدر بثمن في العديد من الصناعات، مما يتيح تشغيل الآلات الثقيلة وتحديد المواقع بدقة والتعامل مع الأحمال بكفاءة.
editor by CX 2024-01-16