Warranty: 3months-1year
Model Number: PG45M775-E
Usage: BOAT, Car, Electric Bicycle, Home Appliance, robot,automatic door,home appliance
Type: GEAR MOTOR
Torque: 5-150kgf.cm
Construction: Permanent Magnet
Commutation: Brush
Protect Feature: Totally Enclosed
Speed(RPM): 0.8-2000rpm
Continuous Current(A): customized
Efficiency: IE 1
Certification: RoHS,CE
Direction of Rotation: CW/CCW
Gearbox Material: metal
Gearbox length: 33.6-78.8mm
Gearbox dimension: 45mm
Gearbox ratio: 1:3.7 to 1: 3736
Shaft Material: Carbon Steel or Stainless Steel
Shaft type: D-cut, round or keyway
Shaft diameter: 10MM
Motor net weight: 520g to 900g
Packaging Details: 1. B3B Corrugated Standard Export Carton or Styrofoam box or Blister Tray 2. As customer’s requested
Port: HangZhou/ZheJiang /HangZhou
1 45mm 24v planetary geared motor with encoder Specification:
| Part umber | PG45M775 |
| Dimension | Dia=45mm |
| Voltage | DC Input 3v,6v,9v,12v,24v,36v,48v,60v (Can be Customized) |
| Power | 12/25/50/75/100/125/200/250/300 to 800w (Can be Customized) |
| Speed | Variable speed from 1-3000rpm (Can be Customized) |
| Torque | 0.1-300N.m (Can be Customized) |
| Shaft | shaft material: 40Cr /Carbon Steel /Stainless SteelShaft type: Bare /D-Cut /Double D-Cut /Pin Hole /Keyway shaft (Can be Customized) |
| Bearing At Output | Ball bearing / Sleeve bearing |
| Accessories | Wires, Connectors, Gearbox, Encoder, Brake, Custom Medical Plastic Injection Molding Molded Plastic Hook Parts,Micro Abs Injection Molding Part Service Cool Fan, etc (Optional) |
| Weight | According to gear stage |
| Note | Motor specs such as voltage, speed, torque, shaft can be customized. Please contact us if didn’t find a suitable motor from our specifications. |
Company Information 1. Basic Information
HangZhou CZPT Motor Co. Ltd is a manufacturer and exporter of various of motors with over 10 years experience.Our product ranges include:1) DC Brush Motor: 6-130mm diameter, 0.01-1000W output power2) DC Spur Gear Motor: 12-110mm diameter, 0.1-300W output power3) DC Planetary Gear Motor: 10-82mm diameter, 0.1-100W output power 4) Brushless DC Motor: 28-110mm, 5-1500W output power 5) Stepper Motor: NEMA 08 to NEMA 43, Can with gearbox and lead screw6) Servo Motor: 42mm to 130mm diameter, 50-4000w 7) AC Gear Motor: 49 to 100mm diameter, 6-140 output power
2. Manufacturing Plant
3. Certifications
Packaging & Shipping 1. Packing
2. Delivery
Payment Method
Customer Visits FAQ
Q: What’re your main products?A: We currently produce Brushed Dc Motors, Brushed Dc gear Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors and Ac Motors etc. You can check the specifications for above motors on our website and you can email us to recommend needed motors per your specification too.Q: How to select a suitable motor?A:If you have motor pictures or drawings to show us, or you have detailed specs like voltage, 18V dc for power tool high torque planetary gearmotor speed, torque, motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know, then we can recommend suitable motor per your request accordingly.Q: Do you have a customized service for your standard motors?A: Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape. If you need additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.Q: Do you have an individual design service for motors?A: Yes, we would like to design motors individually for our customers, but it may need some mould charge and design charge.
Q: Can I have samples for testing first?A: Yes, definitely you can. After confirmed the needed motor specs, we will quote and provide a proforma invoice for samples, once we get the payment, we will get a PASS from our account department to proceed samples accordingly.Q: How do you make sure motor quality?A: We have our own inspection procedures: for incoming materials, we have signed sample and drawing to make sure qualified incoming materials; for the production process, we have tour inspection in the process and final inspection to make sure qualified products before shipping.Q: What’ Good Quality Intelligent Electronic Lock Plastic Injection Mold Part Best Mould Price Injection Moulds Customized any Color CPT s your lead time?A: Generally speaking, our regular standard product will need 25-30days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific ordersQ: What’s your payment term?A: For all our new customers, we will need a 40% deposit, 60% paid before shipment.Q: When will you reply after got my inquiries?A: We will respond within 24 hours once get your inquiries.Q: How can I trust you to make sure my money is safe?A: We are certified by the third party SGS and we have exported to over 85 countries up to June.2017. You can check our reputation with our current customers in your country (if our customers do not mind), or you can order via Alibaba to get trade assurance from Alibaba to make sure your money is safe.Q: What’s the minimum order quantity?A: Our minimum order quantity depends on different motor models, please email us to check. Also, we usually do not accept personal use of motor orders. Q: What’s your shipping method for motors?A: For samples and packages less than 100kg, we usually suggest express shipping; For heavy packages, we usually suggest air shipping or sea shipping. But it all depends on our customers’ needs.Q: What certifications do you have?A: We currently have CE and ROSH certifications.Q: Can you send me your price list?A: Since we have hundreds of different products, and price varies per different specifications, we are not able to offer a price list. But we can quote within 24 hours once got your inquiries to make sure you can get the price in time.Q: Can I visit your company?A: Yes, welcome to visit our company, but please let us know at least 2 weeks in advance to help us make sure no other meetings during the day you visit us.
The Parts of a Gearbox
There are many parts of a Gearbox, and this article will help you understand its functions and components. Learn about its maintenance and proper care, and you’ll be on your way to repairing your car. The complexity of a Gearbox also makes it easy to make mistakes. Learn about its functions and components so that you’ll be able to make the best choices possible. Read on to learn more. Then, get your car ready for winter!
Components
Gearboxes are fully integrated mechanical components that consist of a series of gears. They also contain shafts, bearings, and a flange to mount a motor. The terms gearhead and gearbox are not often used interchangeably in the motion industry, but they are often synonymous. Gearheads are open gearing assemblies that are installed in a machine frame. Some newer designs, such as battery-powered mobile units, require tighter integration.
The power losses in a gearbox can be divided into no-load and load-dependent losses. The no-load losses originate in the gear pair and the bearings and are proportional to the ratio of shaft speed and torque. The latter is a function of the coefficient of friction and speed. The no-load losses are the most serious, since they represent the largest proportion of the total loss. This is because they increase with speed.
Temperature measurement is another important preventive maintenance practice. The heat generated by the gearbox can damage components. High-temperature oil degrades quickly at high temperatures, which is why the sump oil temperature should be monitored periodically. The maximum temperature for R&O mineral oils is 93degC. However, if the sump oil temperature is more than 200degF, it can cause seal damage, gear and bearing wear, and premature failure of the gearbox.
Regardless of its size, the gearbox is a crucial part of a car’s drivetrain. Whether the car is a sports car, a luxury car, or a farm tractor, the gearbox is an essential component of the vehicle. There are two main types of gearbox: standard and precision. Each has its own advantages and disadvantages. The most important consideration when selecting a gearbox is the torque output.
The main shaft and the clutch shaft are the two major components of a gearbox. The main shaft runs at engine speed and the countershaft may be at a lower speed. In addition to the main shaft, the clutch shaft has a bearing. The gear ratio determines the amount of torque that can be transferred between the countershaft and the main shaft. The drive shaft also has another name: the propeller shaft.
The gears, shafts, and hub/shaft connection are designed according to endurance design standards. Depending on the application, each component must be able to withstand the normal stresses that the system will experience. Oftentimes, the minimum speed range is ten to twenty m/s. However, this range can differ between different transmissions. Generally, the gears and shafts in a gearbox should have an endurance limit that is less than that limit.
The bearings in a gearbox are considered wear parts. While they should be replaced when they wear down, they can be kept in service much longer than their intended L10 life. Using predictive maintenance, manufacturers can determine when to replace the bearing before it damages the gears and other components. For a gearbox to function properly, it must have all the components listed above. And the clutch, which enables the transmission of torque, is considered the most important component.
Functions
A gearbox is a fully integrated mechanical component that consists of mating gears. It is enclosed in a housing that houses the shafts, bearings, and flange for motor mounting. The purpose of a gearbox is to increase torque and change the speed of an engine by connecting the two rotating shafts together. A gearbox is generally made up of multiple gears that are linked together using couplings, belts, chains, or hollow shaft connections. When power and torque are held constant, speed and torque are inversely proportional. The speed of a gearbox is determined by the ratio of the gears that are engaged to transmit power.
The gear ratios in a gearbox are the number of steps a motor can take to convert torque into horsepower. The amount of torque required at the wheels depends on the operating conditions. A vehicle needs more torque than its peak torque when it is moving from a standstill. Therefore, the first gear ratio is used to increase torque and move the vehicle forward. To move up a gradient, more torque is required. To maintain momentum, the intermediate gear ratio is used.
As metal-to-metal contact is a common cause of gearbox failure, it is essential to monitor the condition of these components closely. The main focus of the proactive series of tests is abnormal wear and contamination, while the preventative tests focus on oil condition and additive depletion. The AN and ferrous density tests are exceptions to this rule, but they are used more for detecting abnormal additive depletion. In addition, lubrication is critical to the efficiency of gearboxes.
Maintenance
Daily maintenance is a critical aspect of the life cycle of a gearbox. During maintenance, you must inspect all gearbox connection parts. Any loose or damaged connection part should be tightened immediately. Oil can be tested using an infrared thermometer and particle counters, spectrometric analysis, or ferrography. You should check for excessive wear and tear, cracks, and oil leaks. If any of these components fail, you should replace them as soon as possible.
Proper analysis of failure patterns is a necessary part of any preventative maintenance program. This analysis will help identify the root cause of gearbox failures, as well as plan for future preventative maintenance. By properly planning preventative maintenance, you can avoid the expense and inconvenience of repairing or replacing a gearbox prematurely. You can even outsource gearbox maintenance to a company whose experts are knowledgeable in this field. The results of the analysis will help you create a more effective preventative maintenance program.
It is important to check the condition of the gearbox oil periodically. The oil should be changed according to its temperature and the hours of operation. The temperature is a significant determinant of the frequency of oil changes. Higher temperatures require more frequent changes, and the level of protection from moisture and water reduces by 75%. At elevated temperatures, the oil’s molecular structure breaks down more quickly, inhibiting the formation of a protective film.
Fortunately, the gear industry has developed innovative technologies and services that can help plant operators reduce their downtime and ensure optimal performance from their industrial gears. Here are 10 steps to ensure that your gearbox continues to serve its purpose. When you are preparing for maintenance, always keep in mind the following tips:
Regular vibration analysis is a vital part of gearbox maintenance. Increased vibration signals impending problems. Visually inspect the internal gears for signs of spiraling and pitting. You can use engineers’ blue to check the contact pattern of gear teeth. If there is a misalignment, bearings or housings are worn and need replacement. Also make sure the breathers remain clean. In dirty applications, this is more difficult to do.
Proper lubrication is another key factor in the life of gearboxes. Proper lubrication prevents failure. The oil must be free of foreign materials and have the proper amount of flow. Proper lubricant selection depends on the type of gear, reduction ratio, and input power. In addition to oil level, the lubricant must be regulated for the size and shape of gears. If not, the lubricant should be changed.
Lack of proper lubrication reduces the strength of other gears. Improper maintenance reduces the life of the transmission. Whether the transmission is overloaded or undersized, excessive vibration can damage the gear. If it is not properly lubricated, it can be damaged beyond repair. Then, the need for replacement gears may arise. However, it is not a time to waste a lot of money and time on repairs.
editor by Cx 2023-07-13