{"id":1066,"date":"2023-09-23T02:40:23","date_gmt":"2023-09-23T02:40:23","guid":{"rendered":"https:\/\/worm-reducer.top\/china-professional-nmrv-series-hollow-shaft-worm-gearbox-for-machines-planetary-gearbox\/"},"modified":"2023-09-23T02:40:23","modified_gmt":"2023-09-23T02:40:23","slug":"china-professional-nmrv-series-hollow-shaft-worm-gearbox-for-machines-planetary-gearbox","status":"publish","type":"post","link":"https:\/\/worm-reducer.top\/uk\/china-professional-nmrv-series-hollow-shaft-worm-gearbox-for-machines-planetary-gearbox\/","title":{"rendered":"China Professional Nmrv Series Hollow Shaft Worm Gearbox for Machines planetary gearbox"},"content":{"rendered":"
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Product Description<\/h2>\n

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Detailed Photos<\/p>\n

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Product Description<\/p>\n

Components:<\/strong>
1. Housing: Die-cast Aluminium Alloy Gearbox (RV571~RV090)Cast Iron Gearbox (RV110~RV150)
2. Worm Wheel: Wearable Tin Bronze Alloy, Aluminum Bronze Alloy
3. Worm Shaft: 20Cr Steel, carburizing, quenching, grinding, surface hardness 56-62HRC, 0.3-0.5mm remaining carburized
layer after precise grinding
4. Input Configurations:
Equipped with Electric Motors (AC Motor, Brake Motor, DC Motor, Servo Motor)
IEC-normalized Motor Flange
Solid Shaft Input
Worm Shaft Tail Extension Input
5. Output Configurations:
Keyed Hollow Shaft Output
Hollow Shaft with Output Flange
Plug-in CHINAMFG Shaft Output<\/p>\n

Models:<\/strong>
Hollow Shaft Input with IEC-normalized Motor Flange
RV571~RV150
Solid Shaft Input
RV571~RV150<\/p>\n

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Product Parameters<\/p>\n

Technical Data<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
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Models<\/p>\n<\/td>\n

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Rated Power<\/p>\n<\/td>\n

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Rated
Ratio<\/p>\n<\/td>\n

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Input Hole
Dia.<\/p>\n<\/td>\n

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Input Shaft
Dia.<\/p>\n<\/td>\n

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Output Hole
Dia.<\/p>\n<\/td>\n

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Output Shaft
Dia.<\/p>\n<\/td>\n<\/tr>\n

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RV571<\/p>\n<\/td>\n

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0.06KW~0.12KW<\/p>\n<\/td>\n

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5~60<\/p>\n<\/td>\n

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\u03a69<\/p>\n<\/td>\n

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\u03a69<\/p>\n<\/td>\n

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\u03a611<\/p>\n<\/td>\n

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\u03a611<\/p>\n<\/td>\n<\/tr>\n

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RV030<\/p>\n<\/td>\n

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0.06KW~0.25KW<\/p>\n<\/td>\n

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5~80<\/p>\n<\/td>\n

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\u03a69(\u03a611)<\/p>\n<\/td>\n

\n

\u03a69<\/p>\n<\/td>\n

\n

\u03a614<\/p>\n<\/td>\n

\n

\u03a614<\/p>\n<\/td>\n<\/tr>\n

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RV040<\/p>\n<\/td>\n

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0.09KW~0.55KW<\/p>\n<\/td>\n

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5~100<\/p>\n<\/td>\n

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\u03a69(\u03a611,\u03a614)<\/p>\n<\/td>\n

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\u03a611<\/p>\n<\/td>\n

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\u03a618(\u03a619)<\/p>\n<\/td>\n

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\u03a618<\/p>\n<\/td>\n<\/tr>\n

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RV050<\/p>\n<\/td>\n

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0.12KW~1.5KW<\/p>\n<\/td>\n

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5~100<\/p>\n<\/td>\n

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\u03a611(\u03a614,\u03a619)<\/p>\n<\/td>\n

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\u03a614<\/p>\n<\/td>\n

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\u03a625(\u03a624)<\/p>\n<\/td>\n

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\u03a625<\/p>\n<\/td>\n<\/tr>\n

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RV063<\/p>\n<\/td>\n

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0.18KW~2.2KW<\/p>\n<\/td>\n

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7.5~100<\/p>\n<\/td>\n

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\u03a614(\u03a619,\u03a624)<\/p>\n<\/td>\n

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\u03a619<\/p>\n<\/td>\n

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\u03a625(\u03a628)<\/p>\n<\/td>\n

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\u03a625<\/p>\n<\/td>\n<\/tr>\n

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RV075<\/p>\n<\/td>\n

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0.25KW~4.0KW<\/p>\n<\/td>\n

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7.5~100<\/p>\n<\/td>\n

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\u03a614(\u03a619,\u03a624,\u03a628)<\/p>\n<\/td>\n

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\u03a624<\/p>\n<\/td>\n

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\u03a628(\u03a635)<\/p>\n<\/td>\n

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\u03a628<\/p>\n<\/td>\n<\/tr>\n

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RV090<\/p>\n<\/td>\n

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0.37KW~4.0KW<\/p>\n<\/td>\n

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7.5~100<\/p>\n<\/td>\n

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\u03a619(\u03a624,\u03a628)<\/p>\n<\/td>\n

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\u03a624<\/p>\n<\/td>\n

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\u03a635(\u03a638)<\/p>\n<\/td>\n

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\u03a635<\/p>\n<\/td>\n<\/tr>\n

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RV110<\/p>\n<\/td>\n

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0.55KW~7.5KW<\/p>\n<\/td>\n

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7.5~100<\/p>\n<\/td>\n

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\u03a619(\u03a624,\u03a628,\u03a638)<\/p>\n<\/td>\n

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\u03a628<\/p>\n<\/td>\n

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\u03a642<\/p>\n<\/td>\n

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\u03a642<\/p>\n<\/td>\n<\/tr>\n

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RV130<\/p>\n<\/td>\n

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0.75KW~7.5KW<\/p>\n<\/td>\n

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7.5~100<\/p>\n<\/td>\n

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\u03a624(\u03a628,\u03a638)<\/p>\n<\/td>\n

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\u03a630<\/p>\n<\/td>\n

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\u03a645<\/p>\n<\/td>\n

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\u03a645<\/p>\n<\/td>\n<\/tr>\n

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RV150<\/p>\n<\/td>\n

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2.2KW~15KW<\/p>\n<\/td>\n

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7.5~100<\/p>\n<\/td>\n

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\u03a628(\u03a638,\u03a642)<\/p>\n<\/td>\n

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\u03a635<\/p>\n<\/td>\n

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\u03a650<\/p>\n<\/td>\n

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\u03a650<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Ratio: 5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100
Installation:
Flange Mounted
Foot Mounted
Torque Arm Mounted
Lubrication:
Grease Lubrication
Oil-bath and Splash Lubrication
Cooling:
Natural Cooling<\/p>\n

Certifications<\/p>\n

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Company Profile<\/p>\n

Xihu (West Lake) Dis.ng Transmission Equipment Co., Ltd. located HangZhou city, ZHangZhoug, as 1 professional manufacturer
and exporter of cycloidal pin wheel reducer,worm reducer, gear reducer, gearbox , AC motor and relative spare
parts, owns rich experience in this line for many years.<\/p>\n

We are 1 direct factory, with advanced production equipment, the strong development team and producing
capacity to offer quality products for customers.<\/p>\n

Our products widely served to various industries of Metallurgy, Chemicals, lifting,mining,Petroleum,textile,medicine,wooden etc. Main markets: China, Africa,Australia,Vietnam, Turkey,
Japan, Korea, Philippines…<\/p>\n

Welcome to ask us any questions, good offer always for you for long term business.<\/p>\n

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FAQ<\/p>\n

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Q:<\/strong><\/b> Are you trading company or manufacturer?<\/b><\/strong>
A: <\/b>We are factory.
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Q: <\/b><\/strong>How long is your delivery time?<\/b><\/strong>
A: <\/b>Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.
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Q: <\/b><\/strong>Can we buy 1 pc of each item for quality testing?<\/b><\/strong>
A: <\/b>Yes, we are glad to accept trial order for quality testing.<\/p>\n

Q<\/b><\/strong>:How to choose a gearbox which meets your requirement?<\/strong>
A:<\/b>You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.<\/p>\n

Q:<\/b> What information shall we give before placing a purchase order?<\/strong>
A:<\/b>a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor informationetc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.<\/p>\n

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Application:<\/th>\nMotor, Machinery, Marine, Agricultural Machinery<\/td>\n<\/tr>\n
Hardness:<\/th>\nHardened Tooth Surface<\/td>\n<\/tr>\n
Installation:<\/th>\nVertical Type<\/td>\n<\/tr>\n
Layout:<\/th>\nCoaxial<\/td>\n<\/tr>\n
Gear Shape:<\/th>\nWorm Gear<\/td>\n<\/tr>\n
Step:<\/th>\nSingle-Step<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/p><\/div>\n<\/table>\n

\"worm<\/p>\n

Self-Locking Properties in a Worm Gearbox<\/h3>\n

Yes, worm gearboxes exhibit self-locking properties, which can be advantageous in certain applications. Self-locking refers to the ability of a mechanism to prevent the transmission of motion from the output shaft back to the input shaft when the system is at rest. Worm gearboxes inherently possess self-locking properties due to the unique design of the worm gear and worm wheel.<\/p>\n

The self-locking behavior arises from the angle of the helix on the worm shaft. In a properly designed worm gearbox, the helix angle of the worm is such that it creates a mechanical advantage that resists reverse motion. When the gearbox is not actively driven, the friction between the worm threads and the worm wheel teeth creates a locking effect.<\/p>\n

This self-locking feature makes worm gearboxes particularly useful in applications where holding a load in position without external power is necessary. For instance, they are commonly used in situations where there’s a need to prevent a mechanism from backdriving, such as in conveyor systems, hoists, and jacks.<\/p>\n

However, it’s important to note that while self-locking properties can be beneficial, they also introduce some challenges. The high friction between the worm gear and worm wheel during self-locking can lead to higher wear and heat generation. Additionally, the self-locking effect can reduce the efficiency of the gearbox when it’s actively transmitting motion.<\/p>\n

When considering the use of a worm gearbox for a specific application, it’s crucial to carefully analyze the balance between self-locking capabilities and other performance factors to ensure optimal operation.<\/p>\n

\"worm<\/p>\n

Energy Efficiency of a Worm Gearbox: What to Expect<\/h3>\n

The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:<\/p>\n

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  • Typical Efficiency Range:<\/strong> Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.<\/li>\n
  • Inherent Losses:<\/strong> Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.<\/li>\n
  • Helical-Worm Design:<\/strong> Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.<\/li>\n
  • Lubrication:<\/strong> Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.<\/li>\n
  • Application Considerations:<\/strong> While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.<\/li>\n<\/ul>\n

    When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.<\/p>\n

    \"worm<\/p>\n

    Can a Worm Gearbox Provide High Torque Output?<\/h3>\n

    Yes, a worm gearbox is capable of providing high torque output due to its unique design and principle of operation. Worm gears are known for their high torque multiplication capabilities, making them suitable for applications that require significant torque transfer.<\/p>\n

    The torque output of a worm gearbox is influenced by several factors:<\/p>\n

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    • Lead Angle:<\/strong> The lead angle of the worm affects the mechanical advantage of the gear system. A larger lead angle can result in higher torque output.<\/li>\n
    • Worm Diameter:<\/strong> A larger diameter worm can offer increased torque output as it provides more contact area with the gear.<\/li>\n
    • Gear Ratio:<\/strong> The gear ratio between the worm and the gear determines the torque multiplication factor. A higher gear ratio leads to higher torque output.<\/li>\n
    • Lubrication:<\/strong> Proper lubrication is essential to minimize friction and ensure efficient torque transmission.<\/li>\n
    • Material and Quality:<\/strong> High-quality materials and precision manufacturing contribute to the gearbox’s ability to handle high torque loads.<\/li>\n<\/ul>\n

      Due to their ability to provide high torque output in a compact form factor, worm gearboxes are commonly used in various industrial applications, including heavy machinery, construction equipment, conveyor systems, and more.<\/p>\n

      \"China\"China
      editor by CX 2023-09-23<\/p>","protected":false},"excerpt":{"rendered":"

      Product Description \u00a0 Detailed Photos \u00a0 \u00a0 \u00a0 Product Description Components:1. Housing: Die-cast Aluminium Alloy Gearbox (RV571~RV090)Cast Iron Gearbox (RV110~RV150)2. Worm Wheel: Wearable Tin Bronze Alloy, Aluminum Bronze Alloy3. Worm Shaft: 20Cr Steel, carburizing, quenching, grinding, surface hardness 56-62HRC, 0.3-0.5mm remaining carburizedlayer after precise grinding4. Input Configurations:Equipped with Electric Motors (AC Motor, Brake Motor, DC […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[10,633,30,32,31,310,246,325,328,1501,634,288,290,77,336,179,344],"class_list":["post-1066","post","type-post","status-publish","format-standard","hentry","category-worm-reducer","tag-china-gearbox","tag-china-machines-for","tag-gearbox","tag-gearbox-china","tag-gearbox-planetary","tag-gearbox-shaft","tag-hollow-gearbox","tag-hollow-shaft","tag-hollow-shaft-gearbox","tag-hollow-shaft-planetary-gearbox","tag-machines-china","tag-nmrv-gearbox","tag-nmrv-worm-gearbox","tag-planetary-gearbox","tag-shaft","tag-worm-gearbox","tag-worm-shaft"],"_links":{"self":[{"href":"https:\/\/worm-reducer.top\/uk\/wp-json\/wp\/v2\/posts\/1066","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/worm-reducer.top\/uk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/worm-reducer.top\/uk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/worm-reducer.top\/uk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/worm-reducer.top\/uk\/wp-json\/wp\/v2\/comments?post=1066"}],"version-history":[{"count":0,"href":"https:\/\/worm-reducer.top\/uk\/wp-json\/wp\/v2\/posts\/1066\/revisions"}],"wp:attachment":[{"href":"https:\/\/worm-reducer.top\/uk\/wp-json\/wp\/v2\/media?parent=1066"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/worm-reducer.top\/uk\/wp-json\/wp\/v2\/categories?post=1066"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/worm-reducer.top\/uk\/wp-json\/wp\/v2\/tags?post=1066"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}