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Zhejiang Toman Intelligent Technology Co., Ltd [Zhejiang,China] Business Type:Manufacturer Main Markets: Americas , Asia , East Europe , Middle East Exporter:11% - 20% Certs:ISO/TS16949, ISO9001, CCC, CE

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2024-04-17

Achieving precise axial alignment during the manufacturing of herringbone gears

Press Release | April, 2024 Challenges: Complexity of Gear Geometry: The unique geometry of herringbone gears, with opposing helix angles on either side of the gear, poses challenges in aligning them precisely along the axial direction. Symmetry and Meshing: Ensuring symmetrical alignment of the two halves of the herringbone gear to facilitate proper meshing of the gear teeth without any axial offset is a significant challenge.
2024-04-13

Specific Applications or Scenarios for External and Internal Spur Gears

Press Release | April, 2024 External Spur Gears External spur gears are preferred in specific applications or scenarios due to their unique characteristics and advantages. Here are some common scenarios where external spur gears are preferred: Simple Power Transmission: External spur gears are often used in simple power transmission systems where the gears are mounted on parallel shafts and require straightforward assembly and maintenance. Their external meshing behavior allows for easy access and maintenance, making them suitable for applications where simplicity and accessibility are key.
2024-04-01

What are the trade-offs or disadvantages associated with a higher reduction ratio in terms of gear system efficiency?

Press Release | March, 2024 Disadvantages of a Higher Reduction Ratio in Gear System Efficiency Speed Limitation: A higher reduction ratio significantly reduces the output speed of the gear system, which can be a limitation in applications requiring higher output speeds. This speed reduction may not be suitable for applications where a balance between torque and speed is essential.
2024-03-27

Design method for the main transmission system of gear hobbing machine

Press Release | March, 2024 When hobbing gears, it is necessary to adjust all aspects of the machine tool to ensure machining quality and efficiency. These steps include: Tool position and angle: Ensure that the tool is correctly installed and adjusted to the appropriate position and angle to ensure proper cutting. Speed and feed: Adjust the speed and feed of the machine tool according to the gear material and processing requirements to ensure appropriate cutting speed and cutting force.
2024-03-20

The Development Trend of Gear Hobbing Machines

Press Release | March, 2024 The future development trends of gear hobbing machines include the following aspects: Advanced technology integration In the future, gear hobbing machines will integrate advanced technologies such as automation and robotics to improve production efficiency and reduce human intervention. This will make the production process more efficient and controllable. The development of multi axis and high-speed gear hobbing machines
2024-03-13

TOMAN at China CNC Machine Tool Fair 2024(CCMT)

Press Release | March, 2024 Booth No.: W1-B302 Zhejiang Toman Intelligent Technology Co., Ltd. was founded in 2006, mainly engaged in gear automation equipment, bearing automation equipment, intelligent components, industrial Internet applications, and based on Industry 4.0 system integration and other product development, manufacturing and services; focusing on high-end CNC gear machine tools, turning automated production line, intelligent manufacturing software and services, mainly for gears, bearings manufacturing customers to provide intelligent manufacturing solutions. It specializes in the development, production and sales of medium and high-end CNC gear machine tools, turning automation production lines, intelligent manufacturing software and services, and mainly provides intelligent manufacturing solutions for customers in the field of gears and bearings manufacturing.
2024-03-12

The Formulation of Gear Hobbing Processing and the Calculation Method of Cycle Time

Press Release | March, 2024 Gear Hobbing Processing Gear hobbing is a machining process used to cut gear teeth. The key steps involved in gear hobbing include: 1.Setting the rotating speed 2.Feeding the gear blank workpiece towards the rotating cutter 3.Repeating the process until all the teeth are completely formed Different types of hobs can be used depending on the application requirement, such as: -Spur -Chamfer -Roller -Spine hobs For specif
2024-03-05

Overall Layout and Tailstock Component Design of CNC High-speed Gear Hobbing Machine

Press Release | March, 2024 The general layout of CNC high-speed hobbing machine usually includes the following components: Machine tool body: including bed, column, beam and other main structures, used to support and fix the whole CNC hobbing machine components. Spindle box: mounted on the main body of the machine tool, used to support and drive the spindle of the hobbing tool, usually including the spi
2024-03-01

The formulation of gear hobbing processing and the calculation method of cycle time

Press Release | March, 2024 Gear Hobbing Processing Gear hobbing is a machining process used to cut gear teeth. The key steps involved in gear hobbing include: 1.Setting the rotating speed 2.Feeding the gear blank workpiece towards the rotating cutter 3.Repeating the process until all the teeth are completely formed Different types of hobs can be used dep
2024-02-22

How to determine the machine speed and feed for different gear materials and machining requirements?

Press Release | Feb, 2024 According to different gear materials and processing requirements to determine the speed and feed of the machine tool, the following factors need to be considered: Gear material: Different gear materials have different effects on machine speeds and feeds. Harder materials may require lower cutting speeds and feed rates, while softer materials may allow higher cutting speeds and feed rates. Machining requirements: Depending on the machining requirements, the roughness and accuracy requirements of the gear
2024-02-18

Steps for changing the hob of the gear hobbing machine

Press Release | Feb. 2024 The steps to replace the hob are as follows: Shutdown: First, ensure that the gear hobbing machine is in a shutdown state, turn off the power and wait for the machine to completely stop running. Remove old hob: Use appropriate tools to remove the old hob from the gear hobbing machine. Pay attention to safe operation and avoid injury. Clean the worktable and installation position: Clean the worktable and installation position of the gear hobbing machine to ensure that the surface is clean, free of debris and dirt.
2024-01-29

Why Can't a Gear Have Less Than 17 Teeth?

Press Release | Jan, 2024 A gear typically needs to have a minimum of 17 teeth for several reasons: 1. Contact ratio: The contact ratio is the ratio of the number of teeth in contact at any given moment to the total number of teeth on the gear. A higher contact ratio ensures smoother and more even distribution of load and reduces the risk of tooth failure. With fewer teeth, the contact ratio decreases, increasing the risk of premature wear, noise, and vibration. 2. Tooth strength: The number of teeth on a gear affects its strength. A gear with fewer teeth has larger tooth profiles, resulting in reduced tooth strength. This can lead to tooth breakage under heavy loads or high torque.
2024-01-22

Difference Between Backlash Worm Gears And Double Lead Worm Gears

Press Release | January, 2024 Backlash worm gears and double lead worm gears are two different types of worm gears that have distinct characteristics and applications. 1. Backlash Worm Gears: - Backlash refers to the amount of play or clearance between the mating teeth of the worm and the gear in a worm gear system. - Backlash worm gears have a certain amount of clearance between the worm and gear teeth, which allows for smoother operation and reduces the risk of binding or jamming. - They are commonly used in applications where precise positioning and smooth motion are required, such as robotics, CNC machines, and precision instruments. - The backlash in these gears can be adjusted or minimized to achieve higher accuracy, but it may require additional measures like using preloaded bearings or adjusting the gear mesh.
2024-01-15

Excessive Tool Wear Problems in Gear Hobbing Machine and Potential Solutions

Press Release | January, 2024 Excessive tool wear is a common problem during gear hobbing and can be caused by several factors. Here are some of the most common causes: 1. Improper Cutting Parameters: Incorrect cutting parameters like speed, feed rate, and depth of cut can cause excessive tool wear. Running the hob at high speed or using the wrong feed rate can put too much stress on the tool, leading to accelerated wear. 2. Inadequate Lubrication: The use of insufficient or incorrect lubricant can result in excessive friction and heat, leading to quick tool wear. Proper lubrication is necessary to reduce tool wear and ensure the smoothness of the cutting process.
2024-01-08

Operator Training for Gear Hobbing Machine

Press Release | January, 2024 Training operators to use a gear hobbing machine involves several key steps to ensure safe and efficient operation: Introduction to the Machine: Begin by providing a comprehensive introduction to the gear hobbing machine, including its key components, functions, and safety features. Theoretical Training:
2024-01-02

Ensuring High-Quality Gear Production with a Gear Hobbing Machine

Press Release | January, 2024 To ensure high-quality gear production with a gear hobbing machine, several key factors must be considered: Hob Quality: The quality of the hob directly impacts the final gear quality. Using high-quality, precision-made hobs can significantly improve the accuracy and performance of the gear cutting process. Precision of the Workpiece: Maintaining precise workpiece dimensions and surface finish is crucial for achieving accurate gear profiles and minimizing dimensional errors in the finished gears. Tool Clamping: Proper tool clamping is essential to ensure the st
2023-12-25

How the Hobbing Machine Works?

Press Release | December, 2023 Here is a brief overview of how gear hobbing machines work: 1. Fixing the Workpiece: The metal workpiece that will be machined to create the gear is securely fixed in place on the machine. 2. Positioning the Hob: The hob, which is a specialized cutting tool with multiple teeth, is positioned above the workpiece.
2023-12-25

Merry Christmas and Happy New Year Greetings

Dear All, As the holiday season approaches, I would like to take this opportunity to extend my warmest greetings to you and your loved ones. Merry Christmas and a Happy New Year! May this festive season bring you joy, peace, and precious moments with those you hold dear. The past year has presented its own unique set of challenges, but it has also brought us together in strength and resilience. As we bid farewell to this year and welcome the new one, I hope that it brings an abundance of blessings, opportunities, and fulfillment for each one of you. May the spirit of Christmas fill your hearts with love and compassion, and may the New Year be filled with prosperity and success. Let us look forward to the future with optimism and hope, knowing that brighter days lie ahead.
2023-12-18

Operating Principle of Gear Hobbing Machine

Press Release | December, 2023 Hobbing is a machining process used to cut teeth into gears and other similar components. The machine used for this process is called a hobbing machine. The operating principle of a hobbing machine involves the use of a rotating cutting tool called a hob. The hob has a series of cutting teeth that are shaped to correspond to the desired gear tooth profile. The workpiece, which is the gear blank, is mounted on a rotating spindle. During the operation, the hob is fed into the gear blank, and both the hob and the gear blank rotate in synchronization. As the hob rotates, its cutting teeth gradually engage with the gear blank, removing material to form the gear teeth. The hob is fed axially into the gear
2023-12-11

History of Hobbing Machines

Press Release | November, 2023 Hobbing machines are a type of gear cutting machine that have been used for centuries to produce gears. The history of hobbing machines dates back to the early 19th century when the first hobbing machines were developed in France and England. TOMAN SMALL GEAR HOBBING MACHINE The invention of the hobbing machine is credited to a French engineer named Joseph R. Brown. In 1835, he patented the first practical hobbing machine, which was capable of producing spur gears. Brown's machine used a rotating cutting tool called a hob to cut the teeth into the gear blank. The hobbing machine quickly gained popularity due to its efficiency and accuracy in producing gears. It revolutionized the gear manufacturing industry, replacing the slower and less pr
2023-12-04

Do You Know How Gear Shafts Are Machined?

Press Release | December, 2023 Gear shafts are typically machined using various processes, including turning, milling, drilling, and grinding. The specific machining method depends on the complexity of the gear shaft and the desired accuracy and surface finish. Here is a general overview of the machining steps involved: 1. Turning: The initial step involves mounting the raw material (usually a metal bar) onto a lathe machine. Turning is performed to create the outer cylindrical shape of the gear shaft. The lathe machine rotates the material while a cutting tool removes excess material to achieve the desired diameter and length. Y3115CNC7 Gear hobbing machine 2. Milling: If the gear shaft requires keyways, splines, or other intricate features, milling is employed. Mi
2023-11-28

Introduction of Different Types of Gears

Press Release | November, 2023 A gear is a common mechanical transmission element used to transmit power and torque. It consists of a number of intermeshing gears, usually a driving gear and a driven gear. The main function of a gear is to change the speed of rotation and the direction of torque transmission. Gears transmit power through the meshing of their teeth. When the driving gear rotates, its teeth mesh with those of the driven gear, causing the driven gear to rotate together. By selecting gears of different sizes and numbers of teeth, different speed and torque variations can be realized. There are several different types of gears, including: 1. Spur Gears: These are the most common type of gears, with straight teeth cut parallel to the gear axis. They transmit motion between parallel shafts. 2. Helical Gears: Similar to spur gears, but with teeth cut at an angle to the gear axis. This design allows for smoother and quieter operation, but also creates axial thrust.
2023-11-21

Toman was Shortlisted as an Intellectual Property Demonstration Enterprise in Zhejiang Province

Press Release | November, 2023 Recently, Zhejiang Provincial Market Supervision Administration announced the second batch of provincial intellectual property demonstration enterprises assessment list, Zhejiang TOMAN Intelligent Technology Co. Ltd. Zhejiang TOMAN Intelligent Technology Co., Ltd. is a national specialized, special and new "baby giant" enterprise, the company has long been focusing on the high-end CNC gear machine tools, turning automated production line, intelligent manufacturing software and services, research and development, production and sales, and combined with the industrial Internet, to provide customers with intelligent manufacturing solutions. Among them, CNC gear hobbing machines have the highest domestic market share, and bearing machine tools have formed a full range of bearing ring turning equipment and integrated li
2023-11-13

What's the difference between a CNC Hobbing Machine, a Gear Shaving Machine and a Gear Chamfering Machine?

Press Release | November, 2023 A CNC hobbing machine, gear shaving machine, and gear chamfering machine are all used in the manufacturing process of gears, but they serve different purposes: 1. CNC Hobbing Machine: A CNC hobbing machine is used for the production of gears through the process of hobbing. Hobbing is a machining process that involves generating gears by using a cutting tool called a hob. The hob is mounted on the machine, and as it rotates, it cuts the gear teeth into a blank workpiece. CNC hobbing machines are capable of producing a wide range of gears, including spur gears, helical gears, and worm gears. (Y3140CNC7) 2. Gear Shaving Machine: A gear shaving machine is used for the finishing process of gears after the hobbing operation. The hobbing process leaves rough edges and imperfections on the gear teeth. Gear shaving is a process that removes a thin layer of material from the gear teeth, resulting in smoother and more accurate gear surfaces. Gear

Industry Information

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