China Standard CZPT Slewing Gear for Container Cranes (21′′) worm gear motor

Produktbeskrivning

CHINAMFG Bearing is short for HangZhou CHINAMFG SPECIAL HEAVY-DUTY AND LARGE BEARING MANUFACTURING CO.;,; LTD.;

.; Introduction of CHINAMFG heavy load slewing drive
Slewing Drive is also called slewing gear,; worm gear,; worm drive,; rotary drive,; slew drive,; worm gear reducer and rotary drive unit.; At present the majority of such devices are caller Slewing Drive.;
LYHY heavy load slewing drive is usually composed of a slewing ring,; worm,; casting housing,; and standard components likebearing and bolts,; etc.; While used in photovoltaic power generation system,; the slewing drive is usually used in combination with DC planetary speed reducer motor and AC speed reducer motor.; While used in engineering equipment,; it is regularly used in combination with hydraulic motor to function as power driving system.;

2.; Structure
According to the raceway diameter of the slewing ring,; a heavy load slewing drive include M3 ich,; M5 inch,; M7 inch,; M9 inch,; M12 inch,; M14 inch,; M17 inch,; M21 inch,; M25inch,; H14 inch,; H17 inch,; H21 inch and H25 inch.;

3.; Features:;
Heavy load slewing drive is a special bearing.; And a slewing drive is usually composed of a slewing ring,; worm,; casting housing,; and standard components like bearing and bolts,; etc.;
Slewing drive is able to sustain more axial load,; radial load and tilting moment.; Turntable or frame rotates at azimuth and elevation driven by slewing drive.;

4.; Application:;
Slewing drives are widely used in solar power generation tracking system,; timber grab,; special vehicle,; heavy-duty flat-panel truck,; container cranes,; overhead working truck,; truck mounted crane,; automobile crane and aerial vehicles,; cranes,; gantry cranes,; small wind power stations,; space communications,; satellite receiver,; etc.;

LYHY can also design and make other standard and non-standard Slewing Drives as per customer’s different technical requirements.; For more information about the slewing drive,; please contact CHINAMFG Bearing sales department.; We will give you the best technical support.;

Modell Rated output torque /KN-m Tilting Moment torque /KN-m Load /KN Gear ratio Self-locking gears Weight (KG);
Static load rating,; axial Static load rating,;radial Dynamic load rating,; axial Dynamic load rating,;radial
3″ 0.;25 0.;5 30 16.;6 9.;6 8.;4 62:;01:;00 yes 12
5″ 0.;37 0.;8 76 22.;6 13.;8 11.;8 62:;01:;00 yes 18
7″ 1.;3 13.;5 133 53 32 28 73:;01:;00 yes 23
9″ 9.;2 33.;9 338 135 81 71 61:;01:;00 yes 50
12″ 11.;7 54.;3 475 190 114 100 78:;01:;00 yes 60
14″ 12.;7 67.;8 555 222 133 117 85:;01:;00 yes 73
17″ 18.;5 135.;6 975 390 235 205 102:;01:;00 yes 110
21″ 29 203 1598 640 385 335 125:;01:;00 yes 158
25″ 34 271 2360 945 590 470 150:;01:;00 yes 230

Ansökan: Industri
Hårdhet: Härdad
Tillverkningsmetod: Rolling Gear
Tandad delform: Curved Gear
Material: Bearing Steel
Typ: Worm And Wormwheel
Anpassning:
Tillgänglig

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Anpassad förfrågan

snäckväxel

Vad är livslängden för en typisk snäckväxel?

Livslängden för en typisk snäckväxel kan variera beroende på flera faktorer, inklusive materialkvalitet, design, driftsförhållanden, underhållsmetoder och den specifika tillämpningen. Här är en detaljerad förklaring av de faktorer som påverkar livslängden för en snäckväxel:

1. Materialkvalitet: Valet av material som används vid konstruktionen av snäckväxeln påverkar dess livslängd i hög grad. Högkvalitativa material, såsom härdat stål eller brons, erbjuder bättre hållbarhet, slitstyrka och total livslängd jämfört med material av lägre kvalitet. Valet av lämpliga material baserat på tillämpningskraven är avgörande för att uppnå en längre livslängd.

2. Designöverväganden: Snäckväxelns design, inklusive faktorer som tandprofil, storlek och lastfördelning, kan påverka dess livslängd. Väl utformade snäckväxel med optimerad tandgeometri och korrekt lastbärande kapacitet tenderar att ha längre livslängd. Dessutom kan funktioner som smörjsystem och anti-backlash-mekanismer också bidra till förbättrad hållbarhet och förlängd livslängd.

3. Driftsförhållanden: De driftsförhållanden under vilka snäckväxeln arbetar spelar en betydande roll för dess livslängd. Faktorer som belastningsstorlek, hastighet, temperatur och miljöförhållanden kan påverka växelns slitage- och utmattningsegenskaper. Att korrekt anpassa snäckväxeln till tillämpningskraven och säkerställa att den arbetar inom angivna gränser kan bidra till att förlänga dess livslängd.

4. Underhållsrutiner: Regelbundet underhåll och korrekt smörjning är avgörande för att maximera snäckväxels livslängd. Tillräcklig smörjning bidrar till att minska friktion, slitage och värmeutveckling, vilket förlänger växelns livslängd. Regelbundna inspektioner, påfyllning av smörjmedel och snabb utbyte av slitna eller skadade komponenter är viktiga underhållsmetoder som kan påverka snäckväxels livslängd positivt.

5. Applikationsspecifika faktorer: Den specifika tillämpning där snäckväxeln används kan också påverka dess livslängd. Faktorer som driftscykler, vridmomentnivåer, stötbelastningar och arbetscykler varierar mellan tillämpningar och kan påverka det slitage och den utmattning som växeln upplever. Att förstå de unika kraven och behoven i tillämpningen och välja en snäckväxel som är lämpligt klassad och konstruerad för dessa förhållanden kan bidra till en längre livslängd.

Med tanke på variationerna i material, konstruktioner, driftsförhållanden och underhållsmetoder är det svårt att ange en specifik livslängd för en typisk snäckväxel. Med rätt val, installation och underhåll kan snäckväxlar dock ha en livslängd som sträcker sig från flera år till årtionden, beroende på de faktorer som nämns ovan.

Det är värt att notera att övervakning av snäckväxelns prestanda genom regelbundna inspektioner och åtgärdande av eventuella tecken på slitage, skador eller för stort glapp kan bidra till att identifiera potentiella problem tidigt och förlänga växelns livslängd. Dessutom kan det att följa tillverkarens riktlinjer och rekommendationer gällande underhållsintervall, smörjtyper och driftsgränser avsevärt bidra till att maximera snäckväxelns livslängd.

snäckväxel

Can worm gears be used in both horizontal and vertical orientations?

Yes, worm gears can be used in both horizontal and vertical orientations. Here’s a detailed explanation of the suitability of worm gears for different orientations:

1. Horizontal Orientation: Worm gears are commonly used in horizontal orientations and are well-suited for such applications. In a horizontal configuration, the worm gear’s weight is primarily supported by the bearings and housing. The lubrication and load-carrying capabilities of the gear design are optimized for horizontal operation, allowing for efficient power transmission and torque generation. Horizontal worm gear applications include conveyor systems, mixers, mills, and many other industrial machinery setups.

2. Vertical Orientation: Worm gears can also be used in vertical orientations, although there are some additional considerations to address in such cases. In a vertical configuration, the weight of the worm gear exerts an axial force on the worm shaft, which can introduce additional load and affect the gear’s performance. To ensure proper operation in a vertical orientation, the following factors should be considered:

  • Thrust load handling: Vertical orientations impose a thrust load on the worm gear due to the weight of the gear and any additional external loads. The gear design should be capable of handling and transmitting this thrust load without excessive wear or deformation. Proper bearing selection and lubrication are crucial to support the axial load and maintain optimal performance.
  • Lubrication: Lubrication becomes even more critical in vertical worm gear applications. Adequate lubrication ensures proper lubricant film formation to minimize friction, reduce wear, and dissipate heat generated during operation. Careful consideration should be given to the lubricant type, viscosity, and lubrication method to ensure effective lubrication, particularly in the upper parts of the gear where lubricant distribution may be more challenging.
  • Kontroll av glapp: In vertical orientations, gravity can cause the load to act on the gear in the opposite direction, potentially leading to increased backlash. Proper gear design, including tooth geometry and clearance adjustments, can help minimize backlash and ensure precise motion control and positional stability.
  • Bearing selection: The choice of bearings becomes crucial in vertical worm gear applications. Thrust bearings or combinations of thrust and radial bearings may be required to handle the axial and radial loads effectively. Bearings with appropriate load-carrying capacities and stiffness are selected to ensure smooth operation and minimize deflection under vertical loads.
  • Sealing: Vertical orientations may require additional sealing measures to prevent lubricant leakage and ingress of contaminants. Proper sealing and protection mechanisms, such as seals or gaskets, should be implemented to maintain the integrity of the gear system and ensure reliable operation.

In summary, worm gears can be utilized in both horizontal and vertical orientations. However, certain considerations related to thrust load handling, lubrication, backlash control, bearing selection, and sealing should be taken into account for vertical applications. By addressing these factors appropriately, worm gears can effectively transmit power and torque, whether in horizontal or vertical configurations.

snäckväxel

How do you choose the right size worm gear for your application?

Choosing the right size worm gear for your application involves considering several factors to ensure optimal performance and longevity. Here are the key considerations:

Load Requirements:

Determine the maximum load that the worm gear will need to transmit. This includes both the torque (rotational force) and the axial load (force along the axis of the gear). Calculate or estimate the peak and continuous loads that the gear will experience during operation. Consider factors such as shock loads, dynamic forces, and variations in load conditions. This information will help determine the required load-carrying capacity of the worm gear.

Gear Ratio:

Determine the desired gear ratio for your application. The gear ratio determines the speed reduction and torque multiplication provided by the worm gear system. Consider the specific requirements of your application, such as the desired output speed and the torque needed to drive the load. Select a worm gear with a gear ratio that meets your application’s requirements while considering the limitations of the available gear options.

Efficiency:

Consider the efficiency requirements of your application. Worm gears typically have lower efficiency compared to other types of gears due to the sliding action between the worm and worm wheel. If efficiency is critical for your application, choose a worm gear design and materials that offer higher efficiency, such as a double enveloping worm gear.

Space Constraints:

Evaluate the available space for the worm gear assembly in your application. Consider the dimensions of the worm gear, including the diameter, length, and mounting requirements. Ensure that the chosen worm gear can fit within the available space without compromising other components or functionality.

Speed and Operating Conditions:

Consider the operating speed and environmental conditions in which the worm gear will operate. Some worm gears have speed limitations due to factors such as heat generation and lubrication requirements. Ensure that the selected worm gear is suitable for the anticipated speed range and can withstand the temperature, humidity, and other environmental factors of your application.

Manufacturing Standards and Quality:

Select a worm gear that conforms to recognized manufacturing standards and quality requirements. Look for worm gears from reputable manufacturers that offer reliable and durable products. Consider factors such as material quality, surface finish, and precision in the gear manufacturing process.

By carefully evaluating these factors and considering the specific requirements of your application, you can choose the right size worm gear that meets your performance, load, and space requirements, resulting in a reliable and efficient gear system.

China Standard CZPT Slewing Gear for Container Cranes (21′′) worm gear motorChina Standard CZPT Slewing Gear for Container Cranes (21′′) worm gear motor
editor by CX 2023-09-30

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