China 90 degree S series helical worm gear reducer ratio 60:1 with motor
Product Application
S series is 1 kind of Helical worm gearbox, designed as Modularization and high-stainless cast iron case. It is combination of helical gear and worm gear, which with higher efficiency and strength than simple aluminum alloy worm gearbox. Due to their outstanding efficiency, these drives can be used in every industrial sector and tailored to individual torque and speed requirements. The gear ratios afforded by the helical-worm gear stage and the low noise levels during operation make these gearmotors ideal low-cost solutions for simple applications.Perfect for the machinery and equipment of following industry:• Conveyor & Material handling• Mining & Quarry• Crusher & Cement• Automatic production line & Mixer• Transport & Packaging• Food machine & Beverage• Construction & Metal processing• Advertising Creative Cool Gifts Fidget Keyring Men Metal Alloy 6-Speed Gear Shift Gearbox Keychain Plastic & Chemical industry
Product Feature
• S series helical worm gearbox is the combination transmission structure of helical gears and worm wheels,right angle shaft output and steady running.• Little vibration and low noise, with large transmission ratio,helical worm gearbox the transmission efficiency is lower than helical gearbox.• The material of gears is 20CrMnTi alloy steel and the hardness can reach to HRC58°~ 62 after tempering , cementiting , quenching etc. heat treatment. All the gears are processed by accurate grinding and the precision can reach to grade 6~5°.
Product Parameters
production process
Why Choose Us
PRE SALES SERVICES:
In order to allow each customer to better understand the product performance and requirements, we will provide detailed and thoughtful service. 1: the company regularly sends company profiles to each potential customer including the company’s product information, the company’s various strengths, and the detailed production information. Two: according to the different needs of users, we have developed and manufactured products of different types, and salesmen will recommend the appropriate products for you in detail, so as to help you choose the right equipment.
AFTER SALE SERVICE:
The company will timely deliver the goods according to the terms of the contract, Factory price customization h-shaped plastic bearings with nylon pulley wheels and the customer service staff will communicate with customers timely and effectively, so as to solve all kinds of products that do not understand in the process of customer product use. Follow the customer’s feedback after receiving the equipment. We receive the quality of any product, and the technicians will CZPT the problem. All products have a guarantee of three. Do a good job of maintenance and service.
OUR COMPANY
HangZhou speed reducer machine Co., Ltd.( It was called the east speed reducer machinary factory),was established in 1997 in the town of china speed reducer machine , in order to meet customer requirements and our own development needs, we set up another company in 2017 in ZheJiang , named HangZhou speed reducer machine Co., Ltd. The new company was covering 20 acres, for our customers to provide more excellent service overseas. We specializing in the production of reducer and rotary airlock valve, now employs 59 people (including engineering and technical personnel 15 people, 8 quality control personnel), have a certain design, the capacity of the production of precision.Our company eastablishied the quality assurance system from design,develop,produce,install and service,Carrying out “ Other Auto Differential Gears Part for CZPT Small Hiace Small Hilux China Car Spare Car Parts 10X41 30t 29t the quality first,the prestige is supreme”,our products have been exported to England,Korea,Saudi Arabia and have gained a good reputation among our customers
packing and shipping
1. DHL, UPS, FedEx, TNT, EMS for samples, door-to-door delivery.
2. By Air or by Sea for batch goods; Or as you wish.
3. Delivery Time: 3-7 days for samples; 3-25 days for batch goods.
4. Inside packing: poly bag or blister bag 5. Outer packing: carton box
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.21 years of production experience.
Q: How long is your delivery time?
A: 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, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment=1000USD, Custom CNC Machining plastic Parts Nylon Pulley 30% T/T in advance ,balance before shippment. If you have another question, pls feel free to contact us as below:
Worm Gear Motors
Worm gear motors are often preferred for quieter operation because of the smooth sliding motion of the worm shaft. Unlike gear motors with teeth, which may click as the worm turns, worm gear motors can be installed in a quiet area. In this article, we will talk about the CZPT whirling process and the various types of worms available. We’ll also discuss the benefits of worm gear motors and worm wheel.
worm gear
In the case of a worm gear, the axial pitch of the ring pinion of the corresponding revolving worm is equal to the circular pitch of the mating revolving pinion of the worm gear. A worm with one start is known as a worm with a lead. This leads to a smaller worm wheel. Worms can work in tight spaces because of their small profile.
Generally, a worm gear has high efficiency, but there are a few disadvantages. Worm gears are not recommended for high-heat applications because of their high level of rubbing. A full-fluid lubricant film and the low wear level of the gear reduce friction and wear. Worm gears also have a lower wear rate than a standard gear. The worm shaft and worm gear is also more efficient than a standard gear.
The worm gear shaft is cradled within a self-aligning bearing block that is attached to the gearbox casing. The eccentric housing has radial bearings on both ends, enabling it to engage with the worm gear wheel. The drive is transferred to the worm gear shaft through bevel gears 13A, one fixed at the ends of the worm gear shaft and the other in the center of the cross-shaft.
worm wheel
In a worm gearbox, the pinion or worm gear is centered between a geared cylinder and a worm shaft. The worm gear shaft is supported at either end by a radial thrust bearing. A gearbox’s cross-shaft is fixed to a suitable drive means and pivotally attached to the worm wheel. The input drive is transferred to the worm gear shaft 10 through bevel gears 13A, one of which is fixed to the end of the worm gear shaft and the other at the centre of the cross-shaft.
Worms and worm wheels are available in several materials. The worm wheel is made of bronze alloy, aluminum, or steel. Aluminum bronze worm wheels are a good choice for high-speed applications. Cast iron worm wheels are cheap and suitable for light loads. MC nylon worm wheels are highly wear-resistant and machinable. Aluminum bronze worm wheels are available and are good for applications with severe wear conditions.
When designing a worm wheel, it is vital to determine the correct lubricant for the worm shaft and a corresponding worm wheel. A suitable lubricant should have a kinematic viscosity of 300 mm2/s and be used for worm wheel sleeve bearings. The worm wheel and worm shaft should be properly lubricated to ensure their longevity.
Multi-start worms
A multi-start worm gear screw jack combines the benefits of multiple starts with linear output speeds. The multi-start worm shaft reduces the effects of single start worms and large ratio gears. Both types of worm gears have a reversible worm that can be reversed or stopped by hand, depending on the application. The worm gear’s self-locking ability depends on the lead angle, pressure angle, and friction coefficient.
A single-start worm has a single thread running the length of its shaft. The worm advances one tooth per revolution. A multi-start worm has multiple threads in each of its threads. The gear reduction on a multi-start worm is equal to the number of teeth on the gear minus the number of starts on the worm shaft. In general, a multi-start worm has two or three threads.
Worm gears can be quieter than other types of gears because the worm shaft glides rather than clicking. This makes them an excellent choice for applications where noise is a concern. Worm gears can be made of softer material, making them more noise-tolerant. In addition, they can withstand shock loads. Compared to gears with toothed teeth, worm gears have a lower noise and vibration rate.
CZPT whirling process
The CZPT whirling process for worm shafts raises the bar for precision gear machining in small to medium production volumes. The CZPT whirling process reduces thread rolling, increases worm quality, and offers reduced cycle times. The CZPT LWN-90 whirling machine features a steel bed, programmable force tailstock, and five-axis interpolation for increased accuracy and quality.
Its 4,000-rpm, 5-kW whirling spindle produces worms and various types of screws. Its outer diameters are up to 2.5 inches, while its length is up to 20 inches. Its dry-cutting process uses a vortex tube to deliver chilled compressed air to the cutting point. Oil is also added to the mixture. The worm shafts produced are free of undercuts, reducing the amount of machining required.
Induction hardening is a process that takes advantage of the whirling process. The induction hardening process utilizes alternating current (AC) to cause eddy currents in metallic objects. The higher the frequency, the higher the surface temperature. The electrical frequency is monitored through sensors to prevent overheating. Induction heating is programmable so that only certain parts of the worm shaft will harden.
Common tangent at an arbitrary point on both surfaces of the worm wheel
A worm gear consists of two helical segments with a helix angle equal to 90 degrees. This shape allows the worm to rotate with more than one tooth per rotation. A worm’s helix angle is usually close to 90 degrees and the body length is fairly long in the axial direction. A worm gear with a lead angle g has similar properties as a screw gear with a helix angle of 90 degrees.
The axial cross section of a worm gear is not conventionally trapezoidal. Instead, the linear part of the oblique side is replaced by cycloid curves. These curves have a common tangent near the pitch line. The worm wheel is then formed by gear cutting, resulting in a gear with two meshing surfaces. This worm gear can rotate at high speeds and still operate quietly.
A worm wheel with a cycloid pitch is a more efficient worm gear. It reduces friction between the worm and the gear, resulting in greater durability, improved operating efficiency, and reduced noise. This pitch line also helps the worm wheel engage more evenly and smoothly. Moreover, it prevents interference with their appearance. It also makes worm wheel and gear engagement smoother.
Calculation of worm shaft deflection
There are several methods for calculating worm shaft deflection, and each method has its own set of disadvantages. These commonly used methods provide good approximations but are inadequate for determining the actual worm shaft deflection. For example, these methods do not account for the geometric modifications to the worm, such as its helical winding of teeth. Furthermore, they overestimate the stiffening effect of the gearing. Hence, efficient thin worm shaft designs require other approaches.
Fortunately, several methods exist to determine the maximum worm shaft deflection. These methods use the finite element method, and include boundary conditions and parameter calculations. Here, we look at a couple of methods. The first method, DIN 3996, calculates the maximum worm shaft deflection based on the test results, while the second one, AGMA 6022, uses the root diameter of the worm as the equivalent bending diameter.
The second method focuses on the basic parameters of worm gearing. We’ll take a closer look at each. We’ll examine worm gearing teeth and the geometric factors that influence them. Commonly, the range of worm gearing teeth is one to four, but it can be as large as twelve. Choosing the teeth should depend on optimization requirements, including efficiency and weight. For example, if a worm gearing needs to be smaller than the previous model, then a small number of teeth will suffice.
