Tag Archives: manual gear

China best Cheap Price 06 Fishing Boat Manual Gear Box synchromesh gearbox

Product Description

Cheap Price 06 Fishing Boat Manual Gear Box

Introduction:

Our company distribute the gearbox brands of ADVANCE, FADA, FENFA etc., marine gearbox by the company is of power ranging 10kW~3000kW, ratio ranging 1.5~20:1, complete in specifications, high market share, widely used in heavy loaded ships such as transport, fishing and engineering boats. Product design and manufacturing capability are in leading nationally and advanced internationally level.

Model: 06A
Power/speed input range (kw/rpm): 6/1000~24/2100
Reduction ratio (i): 2.072.482.953.353.83
Transmission capacity (kw/rpm): 0.012 x 1.36=0.01632
Rated rotating propeller thrust: 3.5kn
Length x width x height: 422 x 325 x 563mm
Manipulation type: manual control
Partial hosts: 2105c, 394c, 485c, mwmd226-2
Center distance: 135mm
Flywheel: 2105c 395 sae11 1/2

Specification:

Gearbox Sample Pictures:

Marine Gearbox Spare Parts:

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Motor, Machinery, Marine, Agricultural Machinery
Function:	Distribution Power, Clutch, Speed Changing, Speed Reduction
Layout:	Coaxial
Hardness:	Soft Tooth Surface
Installation:	Horizontal Type
Step:	Stepless

Customization:	Available \| Customized Request

worm gearbox

How to Install and Align a Worm Reducer Properly

Proper installation and alignment of a worm reducer are crucial for ensuring optimal performance and longevity. Follow these steps to install and align a worm reducer:

Preparation: Gather all the necessary tools, equipment, and safety gear before starting the installation process.
Positioning: Place the worm reducer in the desired location, ensuring that it is securely mounted to a stable surface. Use appropriate fasteners and mounting brackets as needed.
Shaft Alignment: Check the alignment of the input and output shafts. Use precision measurement tools to ensure that the shafts are parallel and in line with each other.
Base Plate Alignment: Align the base plate of the reducer with the foundation or mounting surface. Ensure that the base plate is level and properly aligned before securing it in place.
Bolt Tightening: Gradually and evenly tighten the mounting bolts to the manufacturer’s specifications. This helps ensure proper contact between the reducer and the mounting surface.
Check for Clearance: Verify that there is enough clearance for any rotating components or parts that may move during operation. Avoid any interference that could cause damage or performance issues.
Lubrication: Apply the recommended lubricant to the worm reducer according to the manufacturer’s guidelines. Proper lubrication is essential for smooth operation and reducing friction.
Alignment Testing: After installation, run the worm reducer briefly without a load to check for any unusual noises, vibrations, or misalignment issues.
Load Testing: Gradually introduce the intended load to the worm reducer and monitor its performance. Ensure that the reducer operates smoothly and efficiently under the load conditions.

It’s important to refer to the manufacturer’s installation guidelines and specifications for your specific worm reducer model. Proper installation and alignment will contribute to the gearbox’s reliability, efficiency, and overall functionality.

worm gearbox

Worm Gearboxes in Conveyor Systems: Benefits and Considerations

Worm gearboxes play a crucial role in conveyor systems, offering several benefits and considerations for their effective integration:

Space Efficiency: Worm gearboxes have a compact design, making them suitable for applications with limited space, such as conveyor systems.
High Reduction Ratios: Worm gearboxes can achieve high reduction ratios in a single stage, allowing for slower conveyor speeds without sacrificing torque.
Self-Locking: Worm gearboxes have inherent self-locking properties, preventing the conveyor from moving when the motor is not actively driving it.
Directional Control: Worm gearboxes facilitate directional control, enabling the conveyor to move forward or reverse as needed.
Low Noise: Worm gearboxes often produce lower noise levels compared to other gearbox types, contributing to quieter conveyor operation.

However, there are also considerations to keep in mind when using worm gearboxes in conveyor systems:

Efficiency: Worm gearboxes may have lower mechanical efficiency compared to some other gearbox types, leading to energy losses.
Heat Generation: Worm gearboxes can generate more heat due to sliding contact between the worm and gear, necessitating proper cooling mechanisms.
Lubrication: Proper lubrication is critical to prevent wear and ensure efficient operation. Regular maintenance is required to monitor lubrication levels.
Load and Speed: Worm gearboxes are well-suited for applications with high torque and low to moderate speed requirements. They may not be optimal for high-speed conveyors.

Before integrating a worm gearbox into a conveyor system, it’s important to carefully consider the specific requirements of the application, including load, speed, space constraints, and efficiency needs. Consulting with gearbox experts and manufacturers can help ensure the right choice for the conveyor’s performance and longevity.

worm gearbox

Can a Worm Gearbox Provide High Torque Output?

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.

The torque output of a worm gearbox is influenced by several factors:

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

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.

China best Cheap Price 06 Fishing Boat Manual Gear Box synchromesh gearbox
editor by CX 2024-03-28

China Standard China Supplier Hdm Series Manual Override Worm Gear Box gearbox design

Product Description

Description

^{HDM De-clutchable wormgear offers simple and reliable manual positioning of the valves, dampers and other quarter-turn devices when overriding existing pneumatic, electric or hydraulic quarter-turn actuators. All unit are suitable for both indoor and outdoor installation. The modular design is to provide the most efficient and effective solution to a full range of manual overriding requirements.}

Main Product features

To engage manual operation, first pull out the lock handle and then rotate the clutch lever in anti-clockwise direction until engagement takes place. To return to automatic mode, first pull out the lock handle and then rotate the clutch lever in clockwise.

Remark:The bottom center of the HDM-4 is either F10/F14 or F10/F12

New Manual Override

Countershaft

Valve Connection

Actuator Connection

4-M1

4-M2

4-Φ1

4-Φ2

HDM-1

Φ50

4-M6

Φ70

4-M8

70*70

Φ50

4-Φ6.5

Φ70

4-Φ8.5

HDM-2

Φ70

4-M8

Φ102

4-M10

95*95

Φ70

4-Φ8.5

Φ102

4-Φ10.5

HDM-3

Φ102

4-M10

Φ125

4-M12

114*114

Φ102

4-Φ10.5

Φ125

4-Φ12.5

HDM-4

Φ102

4-M10

Φ125

4-M12

129*129

Φ125

4-Φ12.5

Φ140

4-Φ16.5

HDM-5

Φ140

4-M16

156*156

Φ140

4-Φ17

Φ165

4-Φ21

HDM-6

Φ165

4-M20

160*160

Φ165

4-Φ22

New Manual Override	A	B	ΦC	F	T	Y	H	S	K	Ratio	Rated Input	Rated Onput
HDM-1	90	55	Φ88	115	44	145	120	53	10	26:1	Nm	250Nm
HDM-2	125	64	Φ110	135	62.5	178	133	56.5	13	28:1	Nm	450Nm
HDM-3	140	71	Φ129	166	70	212	180	68.7	12.5	38:1	Nm	700Nm
HDM-4	188.5	93	Φ174	202	94	280	195	84	15	54:1	Nm	1200Nm
HDM-5	222	110	Φ205	245	110	315	225	92	15	80:1	Nm	2000Nm
HDM-6	252	120	Φ275	280	125	320	252	102	15	78:1	Nm	3000Nm

1. Question:What is your main products?

Answer:Our main products are Pneumatic Actuators, Electric Actuators, Actuated Valves And Valve actuators Accessories..

2. Question:Are you a trader or manufacturer ?

Answer: We are the pneumatic actuators and electric actuators manufacturer , we have ability to do the customization products with experienced team, And we have own factory and production line.

3. Question:How do your make the quality guarantee for actuators?

Answer:We have our own quality control system for incoming and outgoing of the materials, every product will be under controlled and tested before delivery to our customer , and we also provide 18 months guarantee ,beside we provide technical supporting .

4. Question:When can I receive the Price of valve actuators ?

Answer:We will give the Quotation Within 24 hours after we get your inquiry .Or Your can call or message us if it’s quite urgently.

5. Question:How to order our pneumatic actuators and electric actuators ?

Answer:Please send us your inquiry by Email, , etc. we need to know the following informations before giving the formal Quotation.
1) Product information in details, Quantity, Other requirements
2) Delivery time required

6. Question:How can I get a sample to check your quality?

Answer:Contact with our sales expert to arrange the sample delivery. Please send us the details of the sample before placing the order.

7. Question:Shall we pay the sample cost and transportation cost ?

Answer:We will provide the sample by free of charge. Your will bear the freight cost.

8. Question:How long to prepare the sample ?

Answer:Most of our products are under regular production and some of them we keep in stocks.

9. Question:How to delivery the sample to our place?

Answer:Your can provide your forwarders contacts if any, or we will arrange it for you.

10. Question:What about the delivery date if we place the formal order ?

Answer:Usually it takes 15~20days on the production .We know that on-time delivery is very crucial to our customers to meet dead-lines.
We monitor and expedite our supply chain to ensure that we delivery our products to our customers on-time all the time. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Motor
Function:	Change Drive Direction, Speed Changing
Layout:	Coaxial
Hardness:	Soft Tooth Surface
Installation:	Torque Arm Type
Step:	Double-Step

Samples:	US$ 50/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

worm gearbox

Self-Locking Properties in a Worm Gearbox

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.

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.

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.

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.

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.

worm gearbox

Worm Gearbox vs. Helical Gearbox: A Comparison

Worm gearboxes and helical gearboxes are two popular types of gear systems, each with its own set of advantages and disadvantages. Let’s compare them:

Aspect	Worm Gearbox	Helical Gearbox
Efficiency	Lower efficiency due to sliding friction between the worm and worm wheel.	Higher efficiency due to rolling contact between helical gear teeth.
Torque Transmission	Excellent torque transmission and high reduction ratios achievable in a single stage.	Good torque transmission, but may require multiple stages for high reduction ratios.
Noise and Vibration	Generally higher noise and vibration levels due to sliding action.	Lower noise and vibration levels due to smoother rolling contact.
Backlash	Higher inherent backlash due to the design.	Lower backlash due to meshing of helical teeth.
Efficiency at Higher Speeds	Less suitable for high-speed applications due to efficiency loss.	More suitable for high-speed applications due to higher efficiency.
Overload Protection	Natural self-locking feature provides some overload protection.	May not have the same level of inherent overload protection.
Applications	Commonly used for applications requiring high reduction ratios, such as conveyor systems and heavy-duty machinery.	Widely used in various applications including automotive transmissions, industrial machinery, and more.

Both worm and helical gearboxes have their place in engineering, and the choice between them depends on the specific requirements of the application. Worm gearboxes are preferred for applications with high reduction ratios, while helical gearboxes are chosen for their higher efficiency and smoother operation.

worm gearbox

Types of Worm Gear Configurations and Their Uses

Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:

Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.

Selecting the appropriate worm gear configuration depends on factors such as load capacity, efficiency, precision, and application requirements. Consulting gearbox experts can help determine the best configuration for your specific needs.

China Standard China Supplier Hdm Series Manual Override Worm Gear Box gearbox design
editor by CX 2024-03-08

China factory Made in China Hgb Series Valve Manual Device Adopts Worm Gear and Worm Gear Box cvt gearbox

Product Description

Description

HGB series valve manual device adopts worm gear and worm drive pair.and high performance needle roller bearing is installed at both ends of the worm, with compact structure. At the same time, the requirement of thrust in the process of positive inversion is ensured, Large torque, high mechanical efficiency, small size, easy operation and reliable self locking.

Main Product features:

1.Precision casting aluminum alloy box

2.Specifications are optional.

3.Reliable thrust roller bearing

4.High strength steel input shaft with protection.

5.Stroke:0-90°(±5° degrees adjustable)

6.Built in grease to improve service life.

7.Adjustable mechanical limit.

8.Good seal

Connect With Valve

HGB series valve worm gear box and valve connection using flange connection mode, connection flange size conforms to EN ISO 5210 or DIN 3210 requirements, can also be customized according to customer requirements.

Model	Connect With Ball Valve	Connect With Butterfly Valve
HGB-01	DN25-40	DN50-100
HGB-02	DN50-65	DN125-DN150
HGB-03	DN80-100	DN200-250
HGB-04	DN125-150	DN300-DN350