1.Why choose us?
TOBEMAC—-CHINA Leading Construction Machinery Manufacturer
- We are manufacturer of Concrete Mixers Since 1991.
- We are certified by SGS;BV;SONCAP;PVOC;CE; ISO 9001:2015
- We have a Professional Construction Machinery workshop which covers an area of 10000 sqm and its daily output for CONCRETE MIXER is 50 sets , so we can assure you the punctual delivery.
- Our main products include all kinds of Diesel Concrete Mixer,Electric Concrete Mixer,Concrete Mixer Truck, Hoisting Machinery, Road Machinery,Compactor Machinery,Block Machinery , and etc.
- Our company is near the HangZhou port , you are very welcome to come to our company.
We are leading factory with almost 30 years in machinery export business, engoy an excellent reputation in circle of concrete mixer. Also, we participate in the Canton Fair every year. We sincerely invite customers who wish to have a long-term cooperation to visit our factory and have business discussion.
To give you a general idea of our products, we are enclosing our catalog for your reference to your email box after your permission. For more information about our company and products, you may also visit our web site: tobemac
Note: Best price according to quantity and engine option. Pls contact us for more information.
|TOBEMAC Brand CM350-4A Diesel Tilting Drum Concrete Mixer with High Quality
|Bags of Cement per Batch
|1 Bags Cement (50kg/bag)
|Drum Rotation Speed
|Water-cooled Diesel Engine R180 (8HP)
|Tyre Size and Number
|Overall Size (L×W×H)
|Packing Size (L×W×H)
|Container Loading Plan
|14 Sets With Assembled Per 20GP, 28 Sets With Assembled Per 40 HQ
24 Sets in CKD condition per 20GP, 60 Sets in CKD condition Per 40 HQ
The CM350-4A Concrete Mixer with With Tilting Drum and Diesel Engine is a self loading concrete mixer of double conical drums which discharge concrete by reverse-rotation, suitable for mixing plastic and semi-dry & hard concrete with the size of aggregate up to 60mm. Mixing is carried out when the mixing drum rotates in normal direction, and discharge is performed when the mixing drum rotates in reversed direction. Each time, the mixing drum can handle 0.35 cubic meters of concrete.
The CM350-4A Concrete Mixer is particularly suitable for circumstances like ordinary construction sites, road construction, bridge work and small-sized prefabricated-component factories etc.
1) Big Steering Wheel for easy operation
2) Robust Chassis with 16 mm width Steel Bar
3) Many Small Holes on the Engine Cover for good ventilation
4) Spraying Plastics Treatment
|1860 (L) * 860 (W) * 1100(D) mm
|The normal package is by big PLASTIC BAG .
14 Sets With Assembled Per 20GP, 28 Sets With Assembled Per 40 HQ
1.Installation, debugging, operators trainning;
A. when trainning your operators, our engineers will give them advice on how to operate the machines correctly;
B. we will send you the operation manual which can help you operate the machins properly, it can also help you to solve the common problems;
C. Call us at any time if you have problems about our concrete mixers;
D. If needed, we will send engineers to your site to solve your problems.
3.Providing some documents needed for your customs clearance, like commercial invoice, packing list, certificate of origin etc;
4.Spare parts supply;
8.Contact with us!
HangZhou TOB ENGINEERING MACHINERY CO.,LTD.
ADD: HUTANG INDUSTRIAL PARK ,DACIYAN TOWN,HangZhou CITY,ZHangZhouG PROVINCE,CHINA
Mobile: (Mr. Twist)
Planetary Gearbox Advantages and Disadvantages
A planetary gearbox is a type of mechanical drive with a single output shaft. They are suitable for both clockwise and counterclockwise rotations, have less inertia, and operate at higher speeds. Here are some advantages and disadvantages of this type of gearbox. Let us see what these advantages are and why you should use them in your applications. Listed below are some of the benefits of planetary gearboxes.
Suitable for counterclockwise and clockwise rotation
If you want to teach children about the clock hands, you can buy some resources for counterclockwise and asymmetrical rotation. These resources include worksheets for identifying degrees of rotation, writing rules for rotation, and visual processing. You can also use these resources to teach angles. For example, the translation of shapes activity pack helps children learn about the rotation of geometric shapes. Similarly, the visual perception activity sheet helps children understand how to process information visually.
Various studies have been done to understand the anatomical substrate of rotations. In a recent study, CZPT et al. compared the position of the transitional zone electrocardiographically and anatomically. The authors found that the transitional zone was normal in 9 of 33 subjects, indicating that rotation is not a sign of disease. Similarly, a counterclockwise rotation may be caused by a genetic or environmental factor.
The core tip data should be designed to work in both clockwise and counterclockwise rotation. Counterclockwise rotation requires a different starting point than a clockwise rotation. In North America, star-delta starting is used. In both cases, the figure is rotated about its point. Counterclockwise rotation, on the other hand, is done in the opposite direction. In addition, it is possible to create counterclockwise rotation using the same gimbal.
Despite its name, both clockwise and counterclockwise rotation requires a certain amount of force to rotate. When rotating clockwise, the object faces upwards. Counterclockwise rotation, on the other hand, starts from the top position and heads to the right. If rotating in the opposite direction, the object turns counterclockwise, and vice versa. The clockwise movement, in contrast, is the reverse of counterclockwise rotation.
Has less inertia
The primary difference between a planetary gearbox and a normal pinion-and-gear reducer is the ratio. A planetary gearbox will produce less inertia, which is an important advantage because it will reduce torque and energy requirements. The ratio of the planetary gearbox to its fixed axis counterpart is a factor of three. A planetary gearbox has smaller gears than a conventional planetary, so its inertia is proportional to the number of planets.
Planetary gears are less inertia than spur gears, and they share the load across multiple gear teeth. This means that they will have low backlash, and this is essential for applications with high start-stop cycles and frequent rotational direction changes. Another benefit is the high stiffness. A planetary gearbox will have less backlash than a spur gearbox, which means that it will be more reliable.
A planetary gearbox can use either spur or helical gears. The former provides higher torque ratings while the latter has less noise and stiffness. Both types of gears are useful in motorsports, aerospace, truck transmissions, and power generation units. They require more assembly time than a conventional parallel shaft gear, but the PD series is the more efficient alternative. PD series planetary gears are suitable for many applications, including servo and robotics.
In contrast, a planetary gear set can have varying input speed. This can affect the frequency response of the gearset. A mathematical model of the two-stage planetary gears has non-stationary effects and correlates with experimental findings. Fig. 6.3 shows an addendum. The dedendum’s minimum value is approximately 1.25m. When the dedendum is at its smallest, the dedendum has less inertia.
Offers greater reliability
The Planetary Gearbox is a better option for driving a vehicle than a standard spur gearbox. A planetary gearbox is less expensive, and they have better backlash, higher load capacity, and greater shock loads. Unlike spur gearboxes, however, mechanical noise is virtually nonexistent. This makes them more reliable in high-shock situations, as well as in a wide range of applications.
The Economy Series has the same power density and torque capacity of the Precision Helical Series, but it lacks the precision of the latter. In contrast, Economy Series planetary gearboxes feature straight spur planetary gearing, and they are used in applications requiring high torque. Both types of gearboxes are compatible with NEMA servo motors. If torque density is important, a planetary gearbox is the best choice.
The Dispersion of External Load: The SSI model has been extensively used to model the reliability of planetary gear systems. This model takes the contact force and fatigue strength of the system as generalized stress and strength. It also provides a theoretical framework to evaluate the reliability of planetary gear systems. It also has many other advantages that make it the preferred choice for high-stress applications. The Planetary Gearbox offers greater reliability and efficiency than traditional rack and pinion gear systems.
Planetary gearing has greater reliability and compact design. Its compact design allows for wider applications with concerns about space and weight. Additionally, the increased torque and reduction makes planetary gearboxes an excellent choice for a wide variety of applications. There are 3 major types of planetary gearboxes, each with its own advantages. This article describes a few of them. Once you understand their workings, you will be able to choose the best planetary gearbox for your needs.
Has higher operating speeds
When you look at planetary gearboxes, you might be confused about which 1 to choose. The primary issue is the application of the gearbox. You must also decide on secondary factors like noise level, corrosion resistance, construction, price, and availability worldwide. Some constructors work faster than others and deliver the gearboxes on the same day. However, the latter ones often deliver the planetary gearbox out of stock.
Compared to conventional gearboxes, a planetary gearbox can run at higher speeds when the input speed fluctuates. However, these gears are not very efficient in high-speed applications because of their increased noise levels. This makes planetary gears unsuitable for applications involving a great deal of noise. That is why most planetary gears are used in small-scale applications. There are some exceptions, but in general, a planetary gearbox is better suited for applications with higher operating speeds.
The basic planetary gearbox is a compact alternative to normal pinion-and-gear reducers. They can be used in a wide variety of applications where space and weight are concerns. Its efficiency is also higher, delivering 97% of the power input. It comes in 3 different types based on the performance. A planetary gearbox can also be classified as a worm gear, a spur gear, or a sprocket.
A planetary gearhead has a high-precision design and can generate substantial torque for their size. It also reduces backlash to 2 arc-min. Additionally, it is lubricated for life, which means no maintenance is needed. It can fit into a small machine envelope and has a small footprint. Moreover, the helical crowned gearing provides fast positioning. A sealed gearbox prevents abrasive dust from getting into the planetary gearhead.
The design of a planetary gearbox is compact and enables high torque and load capability in a small space. This gear arrangement also reduces the possibility of wear and tear. Planet gears are arranged in a planetary fashion, allowing gears to shift under load and a uniform distribution of torque. However, some disadvantages of planetary gears must be considered before investing in this gearbox.
While the planetary gearbox is a high precision motion-control device, its design and maintenance requirements are a concern. The bearing load is high, requiring frequent lubrication. Also, they are inaccessible. Despite these drawbacks, planetary gearboxes are suitable for a variety of tasks. They also have low backlash and high torsional stiffness, making them excellent choices for many applications.
As a result, the speed of a planetary gearbox varies with load and speed. At lower ratios, the sun gear becomes too large in relation to the planet gears. As the ratio increases, the sun gear will become too low, reducing torque. The planetary gears also reduce their torque in high-speed environments. Consequently, the ratio is a crucial consideration for planetary gearbox condition monitoring.
Excess drag may result from out-of-tolerance components or excessive lubrication. Drag should be measured both in directions and be within acceptable ranges. Grease and oil lubrication are 2 common planetary gearbox lubricants, but the choice is largely dependent on your application. While grease lubricates planetary gears well, oil needs maintenance and re-lubrication every few thousand hours.