China factory 76mm 40rpm 80W 12V/24V DC Electric Motor with Metal Worm Gear wholesaler

Item Description

76mm 40rpm 80W  12V/24V DC Electrical Motor with metallic worm gear  (76ZYT-WOG)

one.Product Description

one.dimension:Diameter 76mm time:5000 hours 
3.materials:copper or plastic

76mm diameter large top quality 12V DC WORM Equipment MOTOR


welding equipment, electrical family, CZPT equipment, place of work smart equipment, lodge leisure, antomated device and so on.

Motor Voltage: DC12V, 24V,42V,48V,90V,110V ,300V

Motor Rated Electrical power:15W, 25W,30W,45W,65W, 95W,120W,50W,180W

Motor no-load Speed:15RPM, 30RPM,60RPM,80RM,120RPM,150RPM,180RPM,200RPM,220RPM.

two.Production Circulation

3.Organization Info

 In modern 10 a long time, CZPT has been focused to the manufacture of the motor products and the primary goods can be categorized into the adhering to series, particularly DC motor, DC equipment motor, AC motor, AC equipment motor, Stepper motor, Stepper gear motor, Servo motor and Linear actuator sequence. 

Our motor merchandise are extensively applied in the fields of aerospace sector, automotive sector, monetary tools, family appliance, industrial automation and robotics, health care tools, business office tools, packing equipment and transmission business, supplying consumers trustworthy tailored remedies for driving and managing.

4.Our Solutions

one). Standard Support:


two). Customization Provider:

Motor specification(no-load velocity , voltage, torque , diameter, sounds, daily life, testing) and shaft length can be tailor-created in accordance to customer’s needs.

five.Bundle & Shipping


Worm Shafts and Gearboxes

If you have a gearbox, you may be wondering what the greatest Worm Shaft is for your application. There are many items to consider, such as the Concave form, Number of threads, and Lubrication. This article will describe each aspect and support you select the proper Worm Shaft for your gearbox. There are numerous choices available on the industry, so don’t hesitate to shop all around. If you are new to the planet of gearboxes, read on to learn much more about this popular sort of gearbox.
worm shaft

Concave shape

The geometry of a worm gear may differ noticeably relying on its manufacturer and its intended use. Early worms had a standard profile that resembled a screw thread and could be chased on a lathe. Afterwards, instruments with a straight sided g-angle ended up designed to produce threads that have been parallel to the worm’s axis. Grinding was also designed to improve the end of worm threads and minimize distortions that happen with hardening.
To select a worm with the correct geometry, the diameter of the worm gear must be in the very same device as the worm’s shaft. When the simple profile of the worm equipment is established, the worm equipment tooth can be specified. The calculation also involves an angle for the worm shaft to avoid it from overheating. The angle of the worm shaft should be as close to the vertical axis as possible.
Double-enveloping worm gears, on the other hand, do not have a throat close to the worm. They are helical gears with a straight worm shaft. Since the teeth of the worm are in speak to with every other, they make substantial friction. Not like double-enveloping worm gears, non-throated worm gears are far more compact and can take care of more compact masses. They are also easy to manufacture.
The worm gears of different manufacturers offer you many advantages. For occasion, worm gears are a single of the most efficient methods to increase torque, while lower-good quality resources like bronze are challenging to lubricate. Worm gears also have a lower failure rate due to the fact they allow for considerable leeway in the layout procedure. Despite the differences among the two standards, the general overall performance of a worm gear system is the same.
The cone-formed worm is one more kind. This is a technological scheme that brings together a straight worm shaft with a concave arc. The concave arc is also a helpful utility design. Worms with this condition have a lot more than a few contacts at the very same time, which signifies they can lessen a huge diameter without having extreme wear. It is also a relatively lower-price model.
worm shaft

Thread pattern

A good worm equipment requires a best thread sample. There are a handful of important parameters that figure out how good a thread sample is. First of all, the threading pattern need to be ACME-threaded. If this is not achievable, the thread need to be manufactured with straight sides. Then, the linear pitch of the “worm” need to be the exact same as the round pitch of the corresponding worm wheel. In straightforward terms, this indicates the pitch of the “worm” is the identical as the circular pitch of the worm wheel. A rapid-alter gearbox is normally used with this variety of worm equipment. Alternatively, direct-screw alter gears are utilised as an alternative of a swift-alter gear box. The pitch of a worm equipment equals the helix angle of a screw.
A worm gear’s axial pitch have to match the round pitch of a gear with a greater axial pitch. The round pitch is the distance among the details of tooth on the worm, whilst the axial pitch is the length between the worm’s tooth. Another issue is the worm’s guide angle. The angle between the pitch cylinder and worm shaft is referred to as its guide angle, and the increased the lead angle, the better the performance of a equipment.
Worm equipment tooth geometry may differ dependent on the manufacturer and meant use. In early worms, threading resembled the thread on a screw, and was easily chased utilizing a lathe. Later on, grinding enhanced worm thread finishes and minimized distortions from hardening. As a outcome, today, most worm gears have a thread pattern corresponding to their dimensions. When picking a worm gear, make sure to examine for the amount of threads just before buying it.
A worm gear’s threading is vital in its operation. Worm teeth are typically cylindrical, and are arranged in a pattern similar to screw or nut threads. Worm tooth are frequently formed on an axis of perpendicular in comparison to their parallel counterparts. Since of this, they have greater torque than their spur gear counterparts. Moreover, the gearing has a reduced output velocity and higher torque.

Number of threads

Different types of worm gears use diverse figures of threads on their planetary gears. A solitary threaded worm equipment need to not be used with a double-threaded worm. A single-threaded worm gear should be utilized with a single-threaded worm. Single-threaded worms are much more efficient for pace reduction than double-threaded kinds.
The amount of threads on a worm’s shaft is a ratio that compares the pitch diameter and quantity of teeth. In basic, worms have 1,2,4 threads, but some have a few, 5, or 6. Counting thread starts off can support you determine the number of threads on a worm. A one-threaded worm has much less threads than a several-threaded worm, but a multi-threaded worm will have much more threads than a mono-threaded planetary gear.
To evaluate the amount of threads on a worm shaft, a little fixture with two floor faces is utilised. The worm should be eliminated from its housing so that the concluded thread region can be inspected. Right after identifying the quantity of threads, easy measurements of the worm’s outdoors diameter and thread depth are taken. Once the worm has been accounted for, a solid of the tooth room is created utilizing epoxy material. The casting is moulded in between the two tooth flanks. The V-block fixture rests towards the outside the house diameter of the worm.
The circular pitch of a worm and its axial pitch should match the circular pitch of a greater gear. The axial pitch of a worm is the distance among the details of the tooth on a worm’s pitch diameter. The direct of a thread is the length a thread travels in 1 revolution. The guide angle is the tangent to the helix of a thread on a cylinder.
The worm gear’s speed transmission ratio is dependent on the variety of threads. A worm gear with a substantial ratio can be effortlessly decreased in 1 step by using a established of worm gears. Nevertheless, a multi-thread worm will have much more than two threads. The worm gear is also far more productive than solitary-threaded gears. And a worm gear with a high ratio will enable the motor to be used in a variety of purposes.
worm shaft


The lubrication of a worm equipment is particularly difficult, owing to its friction and high sliding speak to power. Fortunately, there are a number of choices for lubricants, these kinds of as compounded oils. Compounded oils are mineral-based lubricants formulated with ten p.c or much more fatty acid, rust and oxidation inhibitors, and other additives. This combination benefits in improved lubricity, decreased friction, and lower sliding wear.
When picking a lubricant for a worm shaft, make certain the product’s viscosity is right for the sort of gearing used. A lower viscosity will make the gearbox hard to actuate and rotate. Worm gears also bear a increased sliding motion than rolling motion, so grease should be in a position to migrate evenly through the gearbox. Recurring sliding motions will drive the grease away from the speak to zone.
Another thought is the backlash of the gears. Worm gears have higher equipment ratios, occasionally three hundred:1. This is essential for power applications, but is at the identical time inefficient. Worm gears can make warmth throughout the sliding movement, so a substantial-good quality lubricant is vital. This sort of lubricant will minimize warmth and make certain optimal functionality. The pursuing guidelines will assist you select the correct lubricant for your worm gear.
In lower-speed purposes, a grease lubricant could be enough. In higher-speed programs, it truly is ideal to use a synthetic lubricant to avoid untimely failure and tooth put on. In equally circumstances, lubricant selection is dependent on the tangential and rotational pace. It is crucial to stick to manufacturer’s recommendations relating to the choice of lubricant. But don’t forget that lubricant choice is not an simple process.

China factory 76mm 40rpm 80W 12V/24V DC Electric Motor with Metal Worm Gear     wholesaler China factory 76mm 40rpm 80W 12V/24V DC Electric Motor with Metal Worm Gear     wholesaler