Product Description

BHT Injection Description

 

 BHT Injection Main Business – Plastic Injection Mold(mould): Mould Designing, Mould manufacturing, Mould Maintenance;
– Plastic Injection Products: Injection molding products processing, Injection molding product designing, provide solution,  Injection molding technical service;
– Injection Products Assembling: Injection molding product assembly. printing;
– Granulation: Plastic Alloys, flame-retardant, reinforced and toughened plastics, and functional masterbatches.
 
2). CHINAMFG Injection mold A. Multiple core pulling
B. Car interior
C. Six sets of action steps

 

2K mould
Automobile industry
Two type: In-die rotation and equipment rotation
which are high technical requirements
A. Connector Mould
B.  Automobile, communication
C. High accuracy requirements
D. Fast forming cycle
E. Multi-Cavities
3). CHINAMFG Injection Products application -Automobile parts

-Medical Project

-Electrical components

-Electronic components

-2K injection auto buttons for GAC
-2K injection auto rotating button for Geely 

-2K injection auto buttons for Honda
-Co-Injection

-Lens injection molding
-Silicone products
 

Connector
-Automotive terminal connectors
-Memory card
-Phone connector
-Honda Connector
-Tank connector terminals
-Communication terminals
-SIM card holder
-USB Charging interface
-iphone 6 Communication antennas

 

Paint/print/laser/PVD/gilding /Electroplate Gloss paint

Matte paint 

Electroplate

PVD

Gilding

 

Injection Products Photos

 

 

BHT Injection Machines

BHT Currrent Injection Machines (Total 48 sets) Model Qty
2K Injection Machines (FCS) 160T 12 sets
2K Injection Machines (FCS) 220-230T 5 sets
2K Injection Machines (Haitian) 250T 4 sets
2K Injection Machines (FCS) 280T 1 set
1K Injection Machines (Japan NISSEL)  7T 1 set
1K Injection Machines (Japan SUMITOMO) 50T 2 sets
1K Injection Machines (Yizumi) 60T 1 set
1K Injection Machines (Japan JSW) 70T 1 set
1K Injection Machines (Yizumi) 90T 6 sets
1K Injection Machines (Yizumi) 120T 5 sets
1K Injection Machines  150T 2 sets
1K Injection Machines (Yizumi) 160T 2 sets
1K Injection Machines (Yizumi) 260T 2 sets
1K Injection Machines (ZHAFIR) 360T 2 sets
Vertical injection molding machine (AIKE)  55T  2 sets

 

Injection Moulds Workshop

Mould material 5#, 50#, P20, H13, 718, 2738, NAK80, S136, SKD61 etc.
Hardness of steel Vacuum quenching, nitride, hrc41-47, hrc46-50, hrc60
Mould base LKM, HASCO
Cavity Single / Multi
Runner Hot / Cold
Ejection system Motor/hydraulic cylinder/stripping plate/angle pin, etc
Design software UG, PROE, CAD, CAXA etc.

Main Processing Equipemnts Brand Qty
CNC Machine Center MIKRON, Swiss  
CNC EDM Sodick, Japan 7 sets
WEDM MITSUBISHI, Japan 1 set
Piercer KTC,Korea 1 set
EDM MINFYA, China ZheJiang 1 set
EDM QUNJI 1 set
EDM DIMENG 4 sets
Grinding machine HYFAIR 6 sets
Milling Machine HUAQUN 3 sets
CMM 2.5 Dimension HEXAGON, Sweden 1 set
Microscope NIKON,Japan 1 set
CMM 3 Dimension HEXAGON, Sweden 1 set
Profile projector NIKON,Japan 2 sets
Profile projector Crotechni, Italy 1 set
others: Hardness tester, Calipers, Micrometer, Protractor, Height gauge, Dial gauge, Coating Thickness Gauge, etc..

 

 

 

Granulation Workshop

 

 

BHT Products Warehouse

 

BHT Factory Tour

 

BHT Clients

BHT have exported the products to 65 countries (Germany, Sweden, Hungary, Italy, Netherlands, Spain, Portugal, Czech Republic, Lithuania, Serbia, Greece, Malta, Austria, Kosovo, Turkey, Ukraine, Albania, Estonia, Belarus, Bulgaria, Bosnia, Croatia, Romania,USA, Brazil, Argentina, Mexico, Xihu (West Lake) Dis.via, Colombia, Canada, Peru, Chile, Australia, New Zealand, Rwanda, Egypt, South Africa, Tanzania, Nigeria, Botswana, Mauritius, Russia, Vietnam, India, Iran, Singapore, Uzbekistan, Thailand, Sri Lanka, Bangladesh, Malaysia, Kazakhstan, Philippines, Bahrain, Pakistan, United Arab Emirates, Kuwait, Saudi Arabia, Sudan, Jordan, Oman, Qatar, Syria, Israel, Yemen)

 

Material: PVC
Application: Medical, Household, Electronics, Automotive, Agricultural
Certification: TS16949, RoHS, ISO
Hardness of Steel: Vacuum Quenching, Nitride, HRC41-47, HRC46-50, HRC
Mould Material: P20, H13, 718, 2738, Nak80, S136, SKD61 etc
Ejection System: Motor/Hydraulic Cylinder/Stripping Plate/Angle Pin
Samples:
US$ 1/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

plastic gear

How do plastic gears contribute to reducing noise and vibration?

Plastic gears contribute to reducing noise and vibration in various applications. Here’s a detailed explanation of how they achieve this:

Plastic gears possess inherent properties that help dampen noise and vibration during operation. These properties, combined with specific design considerations, contribute to the reduction of noise and vibration in the following ways:

  • Damping Characteristics: Plastic materials have inherent damping characteristics, meaning they have the ability to absorb and dissipate vibrations. When compared to metal gears, which are stiffer and transmit vibrations more efficiently, plastic gears can effectively reduce the transmission of vibrations through their damping properties.
  • Reduced Resonance: Plastic gears have the ability to attenuate resonant frequencies, which are frequencies at which vibrations can be amplified. By properly designing the tooth profile, gear geometry, and material selection, plastic gears can shift or dampen these resonant frequencies, preventing excessive vibration and noise generation.
  • Tighter Gear Mesh Tolerances: Plastic gears can be manufactured with tighter gear mesh tolerances, which refers to the amount of clearance or backlash between mating gear teeth. Tighter tolerances lead to better gear engagement and reduced impact or vibration during gear meshing, resulting in quieter operation.
  • Surface Finishes: The surface finish of plastic gears can be optimized to reduce friction and noise. Smoother gear surfaces reduce the potential for gear tooth noise and improve the overall meshing characteristics between gears. Proper lubrication or the use of self-lubricating plastic materials can further enhance the noise-reducing properties.
  • Flexibility in Tooth Design: Plastic gears offer greater flexibility in tooth design compared to metal gears. Engineers can optimize the tooth profile and modify the gear geometry to minimize noise and vibration. For example, incorporating modifications such as profile shifting, tip relief, or helical teeth can help reduce gear noise by promoting smoother and more gradual tooth engagements.

By leveraging these characteristics and design considerations, plastic gears can effectively reduce noise and vibration levels in various applications. This makes them particularly suitable for use in noise-sensitive environments, such as consumer electronics, automotive components, or office equipment.

It’s important to note that while plastic gears can contribute to noise and vibration reduction, the specific noise performance also depends on other factors within the overall system, such as gear arrangement, supporting structures, and the presence of other noise sources. Therefore, a holistic approach to noise reduction should be considered when incorporating plastic gears into a design.

plastic gear

How do you prevent premature wear and degradation in plastic gears?

Preventing premature wear and degradation in plastic gears requires implementing various measures and considerations. Here’s a detailed explanation of how to achieve this:

1. Material Selection: Choose a plastic material with suitable properties for the specific application. Consider factors such as strength, stiffness, wear resistance, and compatibility with operating conditions. Opt for materials that have good resistance to wear, fatigue, and environmental factors to minimize premature degradation.

2. Gear Design: Pay attention to the design of the plastic gears to minimize wear and degradation. Optimize the tooth profile, gear geometry, and load distribution to reduce stress concentrations and ensure even load sharing among the teeth. Incorporate features such as fillets, reinforcements, and optimized tooth profiles to enhance the gear’s durability.

3. Lubrication: Proper lubrication is essential to reduce friction, minimize wear, and prevent premature degradation. Choose lubricants that are compatible with the plastic material and the operating conditions. Ensure adequate lubrication by following manufacturer recommendations and implementing proper lubrication techniques such as oil bath, grease, or dry lubrication.

4. Operating Conditions: Consider the operating conditions and make adjustments to prevent premature wear and degradation. Control operating temperatures within the recommended range for the plastic material to avoid thermal degradation. Avoid excessive speeds or loads that can lead to increased friction and wear. Minimize exposure to harsh chemicals, UV radiation, or abrasive particles that can degrade the plastic material.

5. Maintenance: Implement regular maintenance practices to prevent premature wear and degradation. Conduct periodic inspections to identify signs of wear or damage. Replace worn or damaged gears promptly to prevent further degradation. Follow recommended maintenance schedules for lubrication, cleaning, and any other specific requirements for the plastic gears.

6. Proper Installation: Ensure that plastic gears are installed correctly to minimize wear and degradation. Follow manufacturer guidelines and recommendations for installation procedures, such as proper alignment, torque values, and fastening techniques. Improper installation can lead to misalignment, increased stress concentrations, and accelerated wear.

7. Optimized Load Distribution: Design the gear system to ensure even load distribution across the gear teeth. Consider factors such as tooth profile, tooth width, and the number of teeth to optimize load sharing. Uneven load distribution can lead to localized wear and premature degradation of specific gear teeth.

8. Environmental Protection: Protect plastic gears from harsh environmental conditions that can accelerate wear and degradation. Implement measures such as sealing mechanisms, coatings, or encapsulation to shield the gears from exposure to chemicals, moisture, UV radiation, or abrasive particles.

9. Quality Manufacturing: Ensure high-quality manufacturing processes to minimize defects and inconsistencies that can compromise the durability of plastic gears. Use reputable suppliers and manufacturers that adhere to strict quality control measures. Conduct thorough inspections and testing to verify the quality of the gears before installation.

By considering these preventive measures, such as material selection, gear design, lubrication, operating conditions, maintenance, proper installation, load distribution optimization, environmental protection, and quality manufacturing, it’s possible to minimize premature wear and degradation in plastic gears, ensuring their longevity and performance.

plastic gear

How do plastic gears differ from metal gears in terms of performance?

Plastic gears and metal gears exhibit differences in performance characteristics. Here’s a detailed explanation of how plastic gears differ from metal gears:

Strength and Durability:

  • Metal gears are generally stronger and more durable compared to plastic gears. They can withstand higher torque, heavy loads, and harsh operating conditions. Metal gears are commonly used in applications that require high strength and durability, such as heavy machinery, automotive transmissions, and industrial equipment.
  • Plastic gears have lower strength and may not be suitable for applications with high torque or heavy loads. However, advancements in plastic materials and manufacturing techniques have resulted in the development of high-performance plastics that offer improved strength and durability, allowing plastic gears to be used in a wider range of applications.

Weight:

  • Plastic gears are significantly lighter in weight compared to metal gears. This lightweight characteristic is advantageous in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Metal gears are heavier due to the density and strength of the metal materials used. While the weight of metal gears can provide benefits in certain applications that require high inertia or increased stability, it may also result in additional energy consumption and higher stresses on supporting structures.

Noise and Vibration:

  • Plastic gears have inherent damping properties that help reduce noise and vibration levels during operation. This makes them suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Metal gears tend to generate more noise and vibration due to their higher stiffness. While there are methods to reduce noise in metal gears through design modifications and the use of noise-dampening materials, plastic gears generally offer better inherent noise and vibration reduction.

Wear and Lubrication:

  • Plastic gears have the advantage of self-lubrication due to certain plastic materials having inherent lubricating properties. This reduces friction and wear between gear teeth, eliminating the need for external lubrication and simplifying maintenance requirements.
  • Metal gears typically require lubrication to reduce friction and wear. Proper lubrication is essential for their performance and longevity. Insufficient or inadequate lubrication can lead to increased wear, heat generation, and even gear failure.

Corrosion Resistance:

  • Plastic gears can exhibit excellent resistance to corrosion and chemicals, depending on the chosen plastic material. This makes them suitable for applications in corrosive environments where metal gears may suffer from degradation or require additional protective measures.
  • Metal gears may corrode when exposed to moisture, chemicals, or certain operating environments. Corrosion can weaken the gears and compromise their performance and lifespan. However, corrosion-resistant metals or protective coatings can mitigate this issue.

Design Flexibility:

  • Plastic gears offer greater design flexibility compared to metal gears. Plastic materials can be easily molded into complex shapes, allowing for the creation of custom gear profiles and tooth geometries. This design flexibility enables gear optimization for specific applications, improving performance, efficiency, and overall machinery design.
  • Metal gears are more limited in terms of design flexibility due to the constraints of machining or shaping metal materials. While metal gears can still be customized to some extent, the process is generally more time-consuming and costly compared to plastic gear manufacturing.

It’s important to consider these performance differences when selecting between plastic and metal gears for a specific application. The requirements of the application, including load capacity, operating conditions, noise considerations, and durability expectations, should guide the choice of gear material.

China Custom Plastic Gear Injection Molds, Injection Mold High Precision Plastic Gears gear cycleChina Custom Plastic Gear Injection Molds, Injection Mold High Precision Plastic Gears gear cycle
editor by CX 2023-09-28

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Plastic Spur Gears

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