China supplier Factory Wholesale Fast Delivery High Quality ABS Material Plastic CZPT Forming Injection Tool Plastic Housing Parts with high quality

Product Description

Product Description

Plastic CZPT Factory Custom Oem odm IML/IMD injection moulding Mold for plastic parts for Home Appliances. Below is an example of IMD/IML parts to show what is IMD/IML and how to inject them together.

Product Parameters

NOTE: BELOW INFORMATION IS JUST OUR STHangZhouRD SPECIFICATION. AND WE USUALLY DO CUSTOMIZATION ACCORDING TO YOUR REQUIREMENT. SO FOR YOUR PROJECT, PLEASE SEND:

*** 3D drawing in stp, step format, our engineer will check the 3D drawing to see if the mold can be realized or not. 
*** Material should be advised. Usually, the film PET(0.125,0.188 thickness), and plastic is usually PC or ABS+PC
*** 2D file to show the tolerance and surface requirement, we can reach toleracnce for mold +-0.05mm. We will check if the parts can be injected 
     or should use IML/IMD technology (we have anti-dust workshop for IML/IMD printing, Fixing and IML/IMD injection)
*** Advice the materials for the products: different parts needs different material according to application.
*** Your plan for total qty for this part, so that we can decide to make cavity numbers according to qty. 
*** Surface requirement for parts should be advised so that we can know how to make the mold surface to realize the part surface. Generally
     has many kinds of surface such as: Polishing, Sand blasting, Matt, Texture, Anodization…

OUR ADVANTAGE: WE WILL BOTH CONSIDER TO SAVE MOLD COST AND PRODUCT COST, SO YOUR INFORMATION IS VERY IMPORTANT FOR US.

Parts material PP, ABS, PC, PC+ABS, PE, LDPE, PA66, POM, PMMA… customized material according to part application or use
Mold Cavity We decide the cavity according to customer’s total qty planing and part construction. For example, if the part can be made in multi cavity, also the selling plan qty is quite big, then we will adapt multi cavity; even if the qty is big, but if the part size is quite big, we also can only make single cavity… so should be discussed.
Gate Subgate, Pin gate… according to product design
Shot time 10-120seconds according to product design, mold design
Runner Cold or hot runner, it depends on the material, cavity, part construction… so should be discussed
Mold life At least 300000 shots.Maximum can be 1,200,000 shots if with good maintence.
Injection Machine According to the part size and qty of cavity, we have machines from 60tons to 800 tons…
Mold delivery time 25-50 days including mold testing running around 2-3 times.

 

Detailed Photos

 Below we just show some parts pictures which we have made for some customers. We have made many automotive parts, medical parts, mechanical parts, electronic parts, home appliance parts, industry parts.

Certifications

  Our factory has been certified by ISO association adn NAQ16949 for Auto parts
  

Company Profile

Cents is a factory with 20 years of experience in mold making and injection molding. Currently, the company and its factory covers an area of 13,000 square meters and has around 200 workers. Among them, 26 are design engineers and structural engineers. We have a complete mold production workshop, injection workshop, dust-free injection workshop, inspection room, warehouse, and assembly workshop. We have advanced EDM and WEDM mold production equipment imported from Japan. We have 46 injection molding machines, 19 of which are Japanese Sodick brand, in order to produce high-precision plastic products. Our products are widely used in the new energy automobile industry, medical industry, mechanical and machinery industry, home appliance industry and beauty industry. Among them, we are very professional and have rich experience in the production of negative pressure cups, tapping thread products and transparent acrylic products.
In 2019, we started to carry out the IMD/IML process and established an IMD/IML product production workshop, specifically for some customers who have very high requirements for product appearance and process.
Our factory has always adopted ISO 9001 as its operating principle. In terms of auto parts products, we have been certified by the 16949 organization and issued a 16949 certificate.
Our company only focuses on ODM/OEM design and production. Therefore, to provide customers with the best quality design, production and service is our company’s core value requirements;

Our Advantages

  ***More than 40 sets injection machines;
  ***More than 20 engineers and 200 workers;
  ***One-stop service in making mold and molding;
  ***Anti-dust workshop for IMD/IML molded parts;
  ***Assembly line available for some finished parts;
  ***Most advanced equipment for EDM & WEDM, Sodick brand injection machine

 

Our Main Products

  

Customer Comments

Worm Gear Motors

Worm gear motors are often preferred for quieter operation because of the smooth sliding motion of the worm shaft. Unlike gear motors with teeth, which may click as the worm turns, worm gear motors can be installed in a quiet area. In this article, we will talk about the CZPT whirling process and the various types of worms available. We’ll also discuss the benefits of worm gear motors and worm wheel.
worm shaft

worm gear

In the case of a worm gear, the axial pitch of the ring pinion of the corresponding revolving worm is equal to the circular pitch of the mating revolving pinion of the worm gear. A worm with 1 start is known as a worm with a lead. This leads to a smaller worm wheel. Worms can work in tight spaces because of their small profile.
Generally, a worm gear has high efficiency, but there are a few disadvantages. Worm gears are not recommended for high-heat applications because of their high level of rubbing. A full-fluid lubricant film and the low wear level of the gear reduce friction and wear. Worm gears also have a lower wear rate than a standard gear. The worm shaft and worm gear is also more efficient than a standard gear.
The worm gear shaft is cradled within a self-aligning bearing block that is attached to the gearbox casing. The eccentric housing has radial bearings on both ends, enabling it to engage with the worm gear wheel. The drive is transferred to the worm gear shaft through bevel gears 13A, 1 fixed at the ends of the worm gear shaft and the other in the center of the cross-shaft.

worm wheel

In a worm gearbox, the pinion or worm gear is centered between a geared cylinder and a worm shaft. The worm gear shaft is supported at either end by a radial thrust bearing. A gearbox’s cross-shaft is fixed to a suitable drive means and pivotally attached to the worm wheel. The input drive is transferred to the worm gear shaft 10 through bevel gears 13A, 1 of which is fixed to the end of the worm gear shaft and the other at the centre of the cross-shaft.
Worms and worm wheels are available in several materials. The worm wheel is made of bronze alloy, aluminum, or steel. Aluminum bronze worm wheels are a good choice for high-speed applications. Cast iron worm wheels are cheap and suitable for light loads. MC nylon worm wheels are highly wear-resistant and machinable. Aluminum bronze worm wheels are available and are good for applications with severe wear conditions.
When designing a worm wheel, it is vital to determine the correct lubricant for the worm shaft and a corresponding worm wheel. A suitable lubricant should have a kinematic viscosity of 300 mm2/s and be used for worm wheel sleeve bearings. The worm wheel and worm shaft should be properly lubricated to ensure their longevity.

Multi-start worms

A multi-start worm gear screw jack combines the benefits of multiple starts with linear output speeds. The multi-start worm shaft reduces the effects of single start worms and large ratio gears. Both types of worm gears have a reversible worm that can be reversed or stopped by hand, depending on the application. The worm gear’s self-locking ability depends on the lead angle, pressure angle, and friction coefficient.
A single-start worm has a single thread running the length of its shaft. The worm advances 1 tooth per revolution. A multi-start worm has multiple threads in each of its threads. The gear reduction on a multi-start worm is equal to the number of teeth on the gear minus the number of starts on the worm shaft. In general, a multi-start worm has 2 or 3 threads.
Worm gears can be quieter than other types of gears because the worm shaft glides rather than clicking. This makes them an excellent choice for applications where noise is a concern. Worm gears can be made of softer material, making them more noise-tolerant. In addition, they can withstand shock loads. Compared to gears with toothed teeth, worm gears have a lower noise and vibration rate.
worm shaft

CZPT whirling process

The CZPT whirling process for worm shafts raises the bar for precision gear machining in small to medium production volumes. The CZPT whirling process reduces thread rolling, increases worm quality, and offers reduced cycle times. The CZPT LWN-90 whirling machine features a steel bed, programmable force tailstock, and five-axis interpolation for increased accuracy and quality.
Its 4,000-rpm, 5-kW whirling spindle produces worms and various types of screws. Its outer diameters are up to 2.5 inches, while its length is up to 20 inches. Its dry-cutting process uses a vortex tube to deliver chilled compressed air to the cutting point. Oil is also added to the mixture. The worm shafts produced are free of undercuts, reducing the amount of machining required.
Induction hardening is a process that takes advantage of the whirling process. The induction hardening process utilizes alternating current (AC) to cause eddy currents in metallic objects. The higher the frequency, the higher the surface temperature. The electrical frequency is monitored through sensors to prevent overheating. Induction heating is programmable so that only certain parts of the worm shaft will harden.

Common tangent at an arbitrary point on both surfaces of the worm wheel

A worm gear consists of 2 helical segments with a helix angle equal to 90 degrees. This shape allows the worm to rotate with more than 1 tooth per rotation. A worm’s helix angle is usually close to 90 degrees and the body length is fairly long in the axial direction. A worm gear with a lead angle g has similar properties as a screw gear with a helix angle of 90 degrees.
The axial cross section of a worm gear is not conventionally trapezoidal. Instead, the linear part of the oblique side is replaced by cycloid curves. These curves have a common tangent near the pitch line. The worm wheel is then formed by gear cutting, resulting in a gear with 2 meshing surfaces. This worm gear can rotate at high speeds and still operate quietly.
A worm wheel with a cycloid pitch is a more efficient worm gear. It reduces friction between the worm and the gear, resulting in greater durability, improved operating efficiency, and reduced noise. This pitch line also helps the worm wheel engage more evenly and smoothly. Moreover, it prevents interference with their appearance. It also makes worm wheel and gear engagement smoother.
worm shaft

Calculation of worm shaft deflection

There are several methods for calculating worm shaft deflection, and each method has its own set of disadvantages. These commonly used methods provide good approximations but are inadequate for determining the actual worm shaft deflection. For example, these methods do not account for the geometric modifications to the worm, such as its helical winding of teeth. Furthermore, they overestimate the stiffening effect of the gearing. Hence, efficient thin worm shaft designs require other approaches.
Fortunately, several methods exist to determine the maximum worm shaft deflection. These methods use the finite element method, and include boundary conditions and parameter calculations. Here, we look at a couple of methods. The first method, DIN 3996, calculates the maximum worm shaft deflection based on the test results, while the second one, AGMA 6022, uses the root diameter of the worm as the equivalent bending diameter.
The second method focuses on the basic parameters of worm gearing. We’ll take a closer look at each. We’ll examine worm gearing teeth and the geometric factors that influence them. Commonly, the range of worm gearing teeth is 1 to four, but it can be as large as twelve. Choosing the teeth should depend on optimization requirements, including efficiency and weight. For example, if a worm gearing needs to be smaller than the previous model, then a small number of teeth will suffice.

China supplier Factory Wholesale Fast Delivery High Quality ABS Material Plastic CZPT Forming Injection Tool Plastic Housing Parts     with high qualityChina supplier Factory Wholesale Fast Delivery High Quality ABS Material Plastic CZPT Forming Injection Tool Plastic Housing Parts     with high quality