2019年10月30日星期三

Mini Coin Vibration Motor Delivery

Mini Coin Vibration Motor Delivery

Coin vibration mtoro C1234B016F delivery

Small motor,button type

3v small DC motor

Diameter 12mm,thickness 3.4mm,speed 12000 rpm.

Application:Mobile phone,gps,wearable watch and so on

 


More question you find,please contact: info@vibrationmotor.net

by www.vibrationmotor.net
     www.coin-motor.com

2018年12月24日星期一

PCB mount SMT motor Vibration Motor

smt vibration motor
SMT reflow motor

Application: wearable bracelet


dimention11*4.4*3.6
voltage2.7V
speed14000±2500rpm
current65±10mA 
vibration0.35G 
feedbak time约40mS
lifetime2.7V,on 2.5S off 2.5S,30 circle



2018年11月26日星期一

What are Coreless DC motors


What are coreless DC motors?


A typical brushed DC motor consists of an outer stator, typically made of either a permanent magnet or electromagnetic windings, and an inner rotor made of iron laminations with coil windings. A segmented commutator and brushes control the sequence in which the rotor windings are energized, to produce continuous rotation.
coreless DC motors
A typical DC motor consists of an outer, permanent magnet stator and an inner rotor made of iron laminations with windings.
Coreless DC motors do away with the laminated iron core in the rotor. Instead, the rotor windings are wound in a skewed, or honeycomb, fashion to form a self-supporting hollow cylinder or “basket.” Because there is no iron core to support the windings, they are often held together with epoxy. The stator is made of a rare earth magnets, such as Neodymium, AlNiCo (aluminum-nickel-cobalt), or SmCo (samarium-cobalt), and sits inside the coreless rotor.
coreless DC motors
A coreless DC motor does away with the iron core in the rotor. Instead, the rotor windings are wound in a skewed, or honeycomb fashion to form a self-supporting hollow cylinder. The stator magnet sits inside the coreless rotor


Other terms for coreless DC motors include “air core,” “slotless,” and “ironless.” 

The brushes used in coreless DC motors can be made of precious metal or graphite. Precious metal brushes (silver, gold, platinum, or palladium) are paired with precious metal commutators. This design has low contact resistance and is often used in low-current applications. When sintered metal graphite brushes are used, the commutator is made of copper. The copper-graphite combination is more suitable for applications requiring higher power and higher current.
coreless DC motors
vibrationmotor.net: coil 
       Coreless DC motors have a rotor that        is hollow and self-supporting, which reduces mass and inertia.
The construction of coreless DC motors provides several advantages over traditional, iron core DC motors. First, the elimination of iron significantly reduces the mass and inertia of the rotor, so very rapid acceleration and deceleration rates are possible. And no iron also means no iron losses, giving coreless designs significantly higher efficiencies (up to 90 percent) than traditional DC motors. The coreless design also reduces winding inductance, so sparking between the brushes and commutator is reduced, increasing motor life and reducing electromagnetic interference (EMI).
Motor cogging, which is an issue in traditional DC motors due to the magnetic interaction of the permanent magnets and the iron laminations, is also eliminated, since there are no laminations in the ironless design. And in turn, torque ripple is extremely low, which provides very smooth motor rotation with minimal vibration and noise.
Because these motors are often used for highly dynamic movements (high acceleration and deceleration), the coils in the rotor must be able to withstand high torque and dissipate significant heat generated by peak currents. Because there’s no iron core to act as a heat sink, the motor housing often contains ports to facilitate forced air cooling.

coreless DC motors
DC motor
Coreless DC motors are available in both cylindrical and flat (disc) configurations.
The compact design of coreless DC motors lends itself to applications that require a high power-to-size ratio, with motor sizes typically in the range of 6 mm to 75 mm (although sizes down to 1 mm are available) and power ratings of generally 250 W or less. Coreless designs are an especially good solution for battery-powered devices because they draw extremely low current at no-load conditions.
Coreless DC motors are used extensively in medical applications, including prosthetics, small pumps (such as insulin pumps), laboratory equipment, and X-ray machines. Their ability to handle fast, dynamic moves also makes them ideal for use in robotic applications.
Thanks for your attention.

With love

By ji fei holding limited
www.vibrationmotor.net
www.coin-motor.com
Specialist for Coreless DC motor

2018年11月13日星期二

Principle of Mini Vibration Motor

Principle of Mini Vibration Motor


After the DC current passes through the brush, current flows into the coil through the sliding contact between the brush and the commutator segments. 

The energized coils of different Rao groups cut the magnetic lines of force in the permanent magnetic field formed by the stator magnets, thereby generating electromagnetic force. 

The torque generated by this electromagnetic force causes the rotor to rotate, and the current commutation of the brush causes this process to cycle to achieve permanent motion of the rotor. 

The rotor drives the eccentric rotor of the mass to rotate, and the vibration motor has the effect of vibration. The vibration of the motor is mainly achieved by the eccentric vibrator.


With love 
by www.vibrationmotor.net



2017年10月3日星期二

Wearable device which Greatly enrich one's mind

Smart wear equipment has a prototype of the last century, but these two years has gradually become a meat and potatoes, to see those big holes and keep the grid of high technology products, smart wear equipment, so imagine not only stay in the brain, but also to life Bring a different color.

1.Bragi Dash sprint wireless smartphone
The choice of headphones is mostly given priority to sound quality, Bragi Dash development brings a dual function, that is, music player and detection of movement data at the same time. It is a wireless smart headset, get rid of wired shackles such as Bluetooth as a random, is running away from the smart hand ring is an effective weapon.
Its main features and innovations are also a highlight of the headset, with digital MEMS microphones with custom mechanical tuning, external auditory canal microphones and passive bilateral noise isolation. Music control communication control and tracking control only need to touch function can be. Exercise can detect heart rate, number of steps, time and upcoming tracking function.



2.Smart Ring MOTA SmartRing
MOTA was founded in 1999, headquartered in Silicon Valley, is a very good for customers to provide a practical product consumer electronics company, which owns 3D printing technology, wear technology.
Smart ring is a new out of a smart device, relative to Google glasses is different, smart ring need to contact with the phone, like a smart watch, both Andrews and Apple system, to receive mobile phone notification message, including text messages, Mail, etc., there are two ways to notice the sound and touch, through the phone to the ring, the shape of midnight black and pearl white, and can be waterproof.

3.Hush intelligent soundproof earplugs
The sound is sensitive to the quality of sleep is not very good people, this is the absolute temptation. But it is not isolated from the sound to the ear is not suitable for the vacuum state, but in the case of noise can also choose to cooperate with the phone to adjust the most suitable for their own voice, but also can connect alarm clock, SMS, phone.
Developers and testers, after hundreds of tests, designed the most perfect style, using memory cotton and silicone fillers and curved radians to match the ears of most people, without too much uncomfortable feeling.

4.LifeBeam heart rate monitor helmet
Smooth contour, 50 grams of weight, equipped with integrated heart rate sensor, optical sensor, three-axis acceleration, full-featured wireless communication module to support up to 15 hours of continuous use, etc., operation can be used Bluetooth and mobile phone communication, all sensors The collected data will be real-time synchronization to the smart phone.
Compared to traditional ECG ECGs, these have been greatly improved and broken, comfort and accuracy are favored by cyclists.

5.Darma smart cushion
The main function is to detect the user's sitting, heart rate, breathing, suggesting that the user is not the correct posture. The built-in pressure sensor of the cushion can be used to calculate the sitting attitude of the user by detecting the pressure on the surface. When the user sitting is not correct, through the mobile phone application in the package to remind.
Sit for a certain time, to remind the user activities and how to relax bones. Drma supports Android and IOS, charging once for one month.

6. Smart bracelet "Wristify"
Wristify can adjust the body temperature, known as the "micro-air-conditioning on the wrist", by sending cold pulse or heat pulse, about 0.4 ℃ per second speed to your body cooling or warming. Wristify first appeared in 2013, is a few MIT student team after winning the prize developed products, modeling like a large and powerful bracelet, in the simple principle of the function also has a stylish appearance The

7.Boogio smart insoles
Boogio smart insoles, by the underwear under the thin sensor boogio and attached to the side of the shoes made of small parts of the Bluetooth, the system is equipped with IOS, Andorid, PC, boogio used to track the movement of the user's feet and efforts to collect the user's movement Data, through the Bluetooth will be collected information transmitted to the smart device or App, the user can be through the data to change the state of motion and the best state to carry out, if it is fitness, running, cycling, etc., Boogio users through This system is given real-time feedback of the specific performance of the movement, with a very intelligent graphics rendering.
At the same time Boogio can also use the left and right feet for PPT presentation, as well as virtual reality game connection point.

8.Blusmart Smart Trunk
Blusmart smart luggage through the location sensor test application connected to the smart phone, through the App can luggage lock, unlock, tracking and positioning, intelligent weighing, comes with large capacity battery pack, you can charge the phone several times. If the luggage box is lost on the road, it can be positioned.
If someone is trying to open your suitcase, your phone will receive an automatic alarm or reminder. On the road it also has a charging function, can charge electronic equipment.
In addition Bluesmart can also be your trip, the number of visits, time, each time spent, the airport visit, the total mileage and display useful real-time driving data can form a quantitative expression, let you see you with How far away the luggage to go.

9.Fitbit Force Fitness Wristbands
Unique, intelligent wear equipment can not be separated from the combination of intelligent products, Force is also a mobile phone device connected to the product, is a fitness tracking wristbands, the main function is to calculate the number of steps, travel distance, according to your personal information And data (mainly age, gender, height and weight) to calculate the calories and calories consumed, but also the use of Fitbit depth analysis tools and product ecosystems to draw a comprehensive user's healthy eating habits.
Fitbit simple operation simple modeling, call notification and alarm function alarm function, to set the alarm time, the wrist will have a slight vibration to remind the user. In the smart watch and smart bracelet popular now, this fitness wristband is still loved by many advocates, according to the majority of users given the response is mainly convenient light, the number of steps to calculate and analyze the heat and calories are particularly popular.

10. Intelligent electronic cigarette Smokio
Cigarettes and cigars for men may be dependent and habits, but always harmful to the body, with the emergence of smart products smart wear equipment Smart cigarette smoke Smokio advent is undoubtedly a kind of protection for health. Smokio connects with electronic devices, built-in Bluetooth chips and processors, synchronizes with the phone via Bluetooth, records the history of smoking, smoking and smoking, as well as time and place.
More importantly, in the smoking process will measure you from the traditional cigarettes from the blood content and heart health improvement.

Electronic cigarettes-Smokio

Electronic cigarettes have been more and more consumers of all ages. It not only allows the health of smokers from harm, but also allows their smoking behavior from location restrictions. But it seems that some people think that the function of these electronic cigarettes should be more powerful. Recently, a more intelligent electronic cigarettes come out, it is Smokio. It is reported that this electronic cigarette using Bluetooth 4.0 (BLE) to connect the phone. Users in the use of only need to download a corresponding software, and then be able to track the indicators of their smoking, and thus better understand their own smoking habits.

Bluetooth 4.0 smart electronic cigarette program


Bluetooth 4.0 (BLE) electronic cigarette compared with the traditional electronic cigarette, it is based on the internal BLE module with the mobile terminal APP with the Bluetooth 4.0 electronic cigarette by improving the third generation of electronic cigarette can achieve the new features are:

1, smoking history memory function. Set the electronic cigarette time and mobile phone time synchronization, always record every time the smoking time, reflecting the personal smoking habits;
2, smoke volume control function. According to personal smoking preferences, random set the amount of electronic smoke smoke;
3, healthy smoking / smoking cessation program function. Set a week's smoking plan and set the number of cigarettes every day (once more than the planned ceiling, the cigarette will not be able to smoke success), and then help smokers who want to quit, by gradually reducing the number of daily smoking, Getting rid of smoking and getting quit;
4, electronic cigarette power display and management functions. Through the mobile phone APP query electronic cigarette power, and set the reminder value, once the lack of electricity will remind the charge, and by obtaining the number of battery charging, estimated the remaining life of electronic cigarette;
5, secret security function. Set the connection password and query password to protect personal privacy;
6, cloud health management functions. Upload personal smoking records to the cloud server for health management advice;

Bluetooth 4.0 smart electronic cigarette program

In this way, the smart phone turned into a smoker steward, whether smoking or quit smoking has become a record, can be planned fun trip. For enterprises, we can gradually accumulate a large user base of data, and by obtaining information on smokers feedback, further analysis of customer psychology, to help improve the product, to provide more quality services, but also with other health service platform , To create a perfect full-featured health service platform.

Jifei Holding Limited can offer miniature vibrating motor which can be used for bluetooth electronic cigarettes.

Pls contact us for more info.

 

With love

www.vibrationmotor.net