Produktbeskrivning

Produktbeskrivning

 

Mining & cement hydraulic cylinder:

Hetlock(ZheJiang )Machinery Co.,Ltd. have many years of experience in mining and cement industry, Allows us to accumulate the rich experience of hydraulic cylinder in this industry. Because of the bad environment of this industry, dusty, and use frequently. We grope out a set of complete process for the design methods and produce process.
We are established a professional quality control method for each key control points of technology and process, and get a very good quality result.

Our products have applications in:

  • Tunnel construction equipment;
  • Earth moving equipment;
  • Hydraulic con crusher;
  • Grate cooler;
  • Roller press;
  • Vertical mill;
  • Drilling rig;
  • Etc.

Produktparametrar

MaterialCarbon steel, Alloy steel, Stainless steel
Honed tube20-2500mm, Heat treatment, honing, rolling
Piston rod10-2000mm ,tempering, plated nickel, Chromium or ceramic
Working Pressure5-300Mpa
SealsParker,Merkel,Hallite
TechnologyBosch CHINAMFG and Parker
CoatingSandblasting, primer, middle paint,  finish paint
Temperature range-40ºC to +300ºC
Work mediumHydraulic Oil 
Piston speedmaximum 2m/s
Mounting styleEarrings, flange, foot mounting, screw thread.

Product Application

Company Show

HETLOCK is a professional manufacturer of hydraulic cylinders in China, Founded in 1998, located in the international city of ZheJiang . Our plant is nearly 20000 square meter& We have 135 Employees including 11 experienced engineers and technical staff,More than 1800 type of hydraulic cylinder designed in every year. We can produce various kinds of hydraulic cylinders according to customer requirements.
The inside diameter of hydraulic cylinders can achieve the maximum 2500mm;
The hydraulic cylinders operating pressure can achieve the maximum 300MPa.

FAQ

Q1:Are you a manufacturer or trading company?
A: We are a manufacturer.

Q2: How many years of production experience do you have?
A: We have over 20 years of production experience.

Q3: Can it be customized?
A: Both standard and non-standard products can be customized.

Q4: How to ensure product quality?
A: We strictly follow the quality process for production and 100% inspection of each batch of products.

Q5: What services can you provide?
A: According to customer requirements, we can provide a one-stop solution from design, production, and delivery to meet their needs.

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Certification:CE, ISO9001
Pressure:High Pressure
Work Temperature:Normal Temperature
Acting Way:Double Acting
Working Method:Straight Trip
Adjusted Form:Regulated Type
Customization:
Available

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hydraulcylinder

Hur står sig hydraulcylindrar i jämförelse med andra metoder för kraftgenerering, som elmotorer?

Hydraulcylindrar och elmotorer är två olika metoder för kraftgenerering med distinkta egenskaper och tillämpningar. Även om både hydraulcylindrar och elmotorer kan generera kraft, skiljer de sig åt vad gäller deras arbetsprinciper, prestandaegenskaper och lämplighet för specifika tillämpningar. Här är en detaljerad jämförelse av hydraulcylindrar och elmotorer:

1. Arbetsprincip:

– Hydraulcylindrar: Hydraulcylindrar genererar kraft genom att omvandla vätsketryck till linjär rörelse. De består av en cylindercylinder, kolv, kolvstång och hydraulvätska. När trycksatt hydraulvätska kommer in i cylindern trycker den mot kolven, vilket får kolvstången att förlängas eller dras tillbaka, vilket genererar en linjär kraft.

– Elmotorer: Elmotorer genererar kraft genom att omvandla elektrisk energi till rotationsrörelse. De består av en stator, rotor och ett elektromagnetiskt fält. När en elektrisk ström appliceras på motorns lindningar skapas ett magnetfält som interagerar med rotorn, vilket får den att rotera och generera vridmoment.

2. Kraft och makt:

– Hydraulcylindrar: Hydraulcylindrar är kända för sin höga kraftkapacitet. De kan generera betydande linjära krafter, vilket gör dem lämpliga för tunga applikationer som kräver lyft, skjutning eller dragning av stora laster. Hydraulsystem kan ge hög kraftuttag även vid låga hastigheter, vilket möjliggör exakt kontroll över krafttillämpningen. Hydraulsystem arbetar dock vanligtvis vid lägre hastigheter jämfört med elmotorer.

– Elmotorer: Elmotorer utmärker sig genom att ge höga rotationshastigheter och används ofta för applikationer som kräver snabb rörelse. Även om elmotorer kan generera betydande vridmoment tenderar de att ha lägre kraftuttag jämfört med hydraulcylindrar. Elmotorer är lämpliga för applikationer som involverar kontinuerlig rotationsrörelse, såsom att driva transportband, roterande maskiner eller driva fordon.

3. Kontroll och precision:

– Hydraulcylindrar: Hydraulsystem erbjuder utmärkt kontroll över kraft, hastighet och positionering. Genom att reglera flödet av hydraulvätska kan kraften och hastigheten hos hydraulcylindrarna styras exakt. Hydraulsystem kan ge gradvis acceleration och retardation, vilket möjliggör smidiga och precisa rörelser. Denna kontrollnivå gör hydraulcylindrar väl lämpade för applikationer som kräver exakt positionering, till exempel inom industriell automation eller byggutrustning.

– Elmotorer: Elmotorer erbjuder också exakt kontroll över hastighet och positionering. Genom motorstyrningstekniker som varierande spänning, frekvens eller pulsbreddsmodulering (PWM) kan rotationshastigheten och positionen för elmotorer styras noggrant. Elmotorer används ofta i applikationer som kräver exakt hastighetsreglering, såsom robotteknik, CNC-maskiner eller servosystem.

4. Effektivitet och energiförbrukning:

– Hydraulcylindrar: Hydraulsystem kan vara mycket effektiva, särskilt när de är rätt dimensionerade och utformade. Hydraulsystem har dock vanligtvis högre energiförluster på grund av faktorer som vätskeläckage, friktion och värmeutveckling. Den totala effektiviteten hos ett hydraulsystem beror på design, komponentval och underhållspraxis. Hydraulsystem kräver en hydraulisk kraftenhet för att trycksätta hydraulvätskan, vilket förbrukar ytterligare energi.

– Elmotorer: Elmotorer kan ha hög verkningsgrad, särskilt när de används under optimala driftsförhållanden. Elmotorer har lägre energiförluster jämfört med hydrauliska system, främst på grund av avsaknaden av vätskeläckage och lägre friktionsförluster. Den totala verkningsgraden hos en elmotor beror på faktorer som motordesign, belastningsförhållanden och styrtekniker. Elmotorer kräver en elektrisk strömkälla, och deras energiförbrukning beror på motorns nominella effekt och drifttiden.

5. Miljöhänsyn:

– Hydraulcylindrar: Hydraulsystem använder vanligtvis hydraulvätskor som kan orsaka miljöproblem om de läcker eller inte kasseras på rätt sätt. Valet av hydraulvätska kan påverka faktorer som biologisk nedbrytbarhet, toxicitet och potentiella miljörisker. Korrekt underhåll och läckageförebyggande åtgärder är avgörande för att minimera miljöpåverkan från hydraulsystem.

– Elmotorer: Elmotorer anses generellt vara mer miljövänliga eftersom de inte kräver hydraulvätskor. Miljöpåverkan från elmotorer beror dock på vilken elkälla som används för att driva dem. När de drivs av förnybara energikällor, såsom sol eller vind, kan elmotorer erbjuda en grönare lösning jämfört med hydrauliska system.

6. Lämplighet för tillämpning:

– Hydraulcylindrar: Hydraulcylindrar används ofta i applikationer som kräver hög kraftuttag, exakt kontroll och hållbarhet. De används ofta inom industrier som bygg, tillverkning, gruvdrift och flygindustrin. Hydraulsystem är väl lämpade för tunga applikationer, såsom att lyfta tunga föremål, använda tunga maskiner eller styra storskaliga rörelser.

– Elmotorer: Elmotorer används ofta inom olika industrier och tillämpningar som kräver rotationsrörelse, hastighetsreglering och exakt positionering. De finns ofta inom apparater, transport, robotteknik, VVS-system och automation. Elmotorer är lämpliga för tillämpningar som involverar kontinuerlig rotationsrörelse, såsom att driva transportband, roterande maskiner eller driva fordon. Sammanfattningsvis har hydraulcylindrar och elmotorer olika arbetsprinciper, kraftkapacitet, styregenskaper, effektivitetsnivåer och tillämpningslämplighet. Hydraulcylindrar utmärker sig genom att ge hög kraftuttag, exakt styrning och hållbarhet, vilket gör dem idealiska för tunga tillämpningar. Elmotorer, å andra sidan, erbjuder höga rotationshastigheter, exakt hastighetsreglering och används ofta för tillämpningar som involverar kontinuerlig rotationsrörelse. Valet mellan hydraulcylindrar och elmotorer beror på tillämpningens specifika krav, inklusive typ av rörelse, kraftuttag, styrprecision och miljöhänsyn.

hydraulcylinder

Ensuring Controlled and Safe Force Application in Heavy Machinery with Hydraulic Cylinders

Hydraulic cylinders play a critical role in heavy machinery by ensuring controlled and safe force application. The ability to exert and control high forces is essential for heavy machinery operations, such as lifting, pressing, pushing, or pulling heavy loads. Let’s explore how hydraulic cylinders ensure controlled and safe force application in heavy machinery:

  1. Force Control: Hydraulic cylinders provide precise force control capabilities. The hydraulic system’s pressure can be adjusted to regulate the force exerted by the cylinder. This control allows operators to apply the necessary force for a specific task while ensuring it remains within safe limits. By accurately controlling the force, hydraulic cylinders help prevent excessive force that could damage the machinery or compromise the safety of the operation.
  2. Load Balancing: In heavy machinery, multiple hydraulic cylinders are often used in conjunction to distribute and balance the applied force. By using multiple cylinders, the load can be evenly distributed across the machinery, minimizing stress concentrations and ensuring controlled force application. This load balancing approach enhances the stability and safety of the machinery, preventing uneven loading that could lead to structural issues or instability.
  3. Safety Valves: Hydraulic systems in heavy machinery are equipped with safety valves to protect against excessive force or overloading. Safety valves are designed to release hydraulic fluid from the cylinder when the force exceeds a predetermined threshold. This prevents the force from reaching dangerous levels, safeguarding the machinery and preventing potential accidents or damage. Safety valves provide an additional layer of safety and ensure controlled force application even in unexpected circumstances.
  4. Pressure Relief Systems: Hydraulic cylinders incorporate pressure relief systems to further enhance safety. These systems are designed to relieve excess pressure in the hydraulic system, which could occur due to factors such as thermal expansion or system malfunctions. By relieving excess pressure, the pressure relief systems prevent sudden and uncontrolled force surges, maintaining safe and controlled force application in heavy machinery.
  5. Structural Integrity: Hydraulic cylinders are designed to withstand the high forces and loads associated with heavy machinery applications. The cylinders are constructed using robust materials, such as high-strength steel, and undergo rigorous testing to ensure their structural integrity. This ensures that the cylinders can safely handle the forces applied during heavy machinery operations without experiencing failures or deformations that could compromise the safety and controlled force application.

In summary, hydraulic cylinders ensure controlled and safe force application in heavy machinery through force control, load balancing, safety valves, pressure relief systems, and robust structural design. These features and design considerations enable operators to exert the necessary force while maintaining safety and preventing excessive loads or force surges. By incorporating hydraulic cylinders into heavy machinery, manufacturers can achieve controlled force application, enhance operational safety, and protect the machinery from damage or failure.

hydraulcylinder

What factors should be considered when selecting the right hydraulic cylinder for an application?

When selecting the right hydraulic cylinder for an application, several important factors need to be considered. These factors help ensure that the chosen hydraulic cylinder is suitable for the specific requirements of the application and will perform reliably. Here are the key factors to consider:

1. Load Requirements:

– One of the crucial factors to consider is the load requirement of the application. Determine the maximum load that the hydraulic cylinder needs to handle. Consider both the static load (when the cylinder is stationary) and the dynamic load (when the cylinder is in motion). The load requirement will impact the cylinder’s bore size, rod diameter, and overall strength. Choose a hydraulic cylinder with a load capacity that exceeds the application’s maximum load to ensure safety and longevity.

2. Stroke Length:

– The stroke length refers to the distance the hydraulic cylinder needs to extend and retract to perform the desired motion. Measure the required stroke length based on the application’s operational requirements. It is essential to choose a hydraulic cylinder with a stroke length that matches or exceeds the required distance. Consider any potential variations or adjustments in the stroke length that may be needed in the future.

3. Operating Pressure:

– Consider the operating pressure required for the application. The hydraulic cylinder must be capable of withstanding the maximum pressure within the hydraulic system. Ensure that the selected cylinder has a pressure rating that exceeds the application’s maximum operating pressure. This ensures safety and prevents premature failure.

4. Speed Requirements:

– Determine the required speed of the hydraulic cylinder’s movement for the application. Consider both the extension and retraction speeds. Select a cylinder that can achieve the desired speed while maintaining precise control and stability. It is important to choose a cylinder that can handle the required speed without compromising performance or safety.

5. Mounting:

– Evaluate the available space and mounting requirements for the hydraulic cylinder. Consider the mounting type (such as flange, foot, trunnion, or clevis), the available mounting points, and any specific mounting constraints. Ensure that the selected cylinder can be easily and securely mounted in the desired location.

6. Environmental Factors:

– Assess the environmental conditions in which the hydraulic cylinder will operate. Consider factors such as temperature extremes, humidity, exposure to chemicals, dust, or corrosive substances. Choose a cylinder that is designed to withstand the specific environmental conditions of the application. This may involve selecting appropriate materials, coatings, or seals to ensure the longevity and performance of the cylinder.

7. Cylinder Configuration:

– Determine the appropriate cylinder configuration based on the application’s requirements. Consider factors such as single-acting or double-acting cylinders, telescopic cylinders for limited space, or custom configurations for unique applications. Evaluate the specific needs of the application to select the most suitable cylinder configuration.

8. Maintenance and Serviceability:

– Consider the maintenance and service requirements of the hydraulic cylinder. Evaluate factors such as ease of access for maintenance, availability of spare parts, and the reputation of the manufacturer or supplier in terms of customer support and after-sales service. Choosing a reliable and reputable brand can ensure ongoing support and availability of spare parts when needed.

9. Compliance and Standards:

– Depending on the industry and application, certain compliance standards may need to be met. Consider any industry-specific regulations, safety standards, or certifications that the hydraulic cylinder should comply with. Ensure that the selected cylinder meets the required standards and certifications for the application.

10. Cost and Budget:

– Finally, consider the cost and budget for the hydraulic cylinder. While it is important to select a cylinder that meets the application’s requirements, it is also necessary to consider the overall cost-effectiveness. Evaluate the initial purchase cost, long-term maintenance costs, and the expected lifespan of the cylinder. Balancing the cost and quality will help in selecting a hydraulic cylinder that provides the best value for the application.

By considering these factors in the selection process, it becomes possible to choose the right hydraulic cylinder that meets the specific requirements of the application in terms of load capacity, stroke length, operating pressure, speed, mounting, environmental conditions, maintenance needs, compliance, and cost-effectiveness. Proper selection ensures optimal performance, reliability, and longevity of the hydraulic cylinder in the intended application.

China supplier High Quality Rubber Seal 100 Ton 48 Hydraulic Cylinder Made in China with High Pressure   vacuum pump adapter	China supplier High Quality Rubber Seal 100 Ton 48 Hydraulic Cylinder Made in China with High Pressure   vacuum pump adapter
editor by CX 2024-03-06

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