Product Description

Injection Molded Small Plastic products , molded plastic parts,Plastic Gear

Our biggest advantage is customization.
Welcome to send 3D format to me, we can make any shape any color rubber or silicone or plastic products for you. 

Specifications:

 

 

Applications: Electronic field, industrial machine & equipment,house-hold appliance,tele-communication, automobile,medical equipment industry etc.

 

Features:

 

Product name and photos:

Injection Molded Small Plastic products , molded plastic parts,Plastic Gear

QIGUANG TECH  is a leading Chinese manufacturer in the field of silicone and rubber products more than 15 years in ZheJiang China. We have own mold house which can make the mold by ourself, we can supply the mold with competitive price even free with fast delivery date. Our molded rubber silicone products focus on good quality and competitive prices have made us 1 of the fastest growing companies in China. Our silicone rubber products comply with ISO, ROHS,SGS FDA standard; and many of our products have been exported worldwide, such as USA. Canada, European,Japanese Korean and so on. The best price, excellent quality and careful service are our aim for all customers.
 

Our main products are as follows;  
(1)Silicone rubber products:
 gasket,washer,shock damper,shock absorber,vibration damper,rubber bumper,rubber damper,silicone rubber bushing,silicone rubber stopper,silicone rubber plug,silicone rubber feet,silicone rubber base,silicone  rubber keypad,silicone rubber wristband,silicone rubber bush ,O ring ,Hand grip or handle ,vibration damper,Anti -slip pad,rubber sleeve,rubber bellows,rubber grommet,rubber bushing,rubber tube,waterproof gasket,rubber bunge,rubber bowl,rubber cover etc Vulcanized silicone rubber products

(2)Adhesive bumpers,such as bumpons,anti-slip pad,rubber foot with adhesive tape,rubber feet, bumpers, self adhesive rubber feet, vinyl bumpers and silicone feet etc; 

(3)Custom rubber product
Rubber feet,Rubber cover & Rubber bellow
Rubber buffer & Rubber damper & Rubber shock absorber
Rubber cap,Rubber bushing,Rubber tube,Rubber grommet
Rubber stopper & Rubber plug

Custom silicone product
Silicone feet,Silicone stopper,Silicone hose,Silicone keypad,Medical silicone products,
Silicone damper,Silicone cap,Silicone grommet,Silicone base,Silicone cover

Waterproof gasket
O ring,Seals,Gasket

Adhesive bumpon

Handle grip

Other customized silicone rubber parts

Other customized plastic parts

All of our products are made with full new silicone and rubber and plastic material,so please don't worried about the quality; Welcome to negotiate and CZPT with us,so as to mutual benefit and make progress together in future.If you need,Please don't hesitate to contact us anytime!
 

 
Production Equipment:we have 15 sets of Vulcanizing machines,2 sets of cut machines and 2 sets of mixing machines,Meanwhile,the work-time of machine is 24 hours to work in two shifts, so please don't worry about the lead time.
 

 
Mold House:we have own mold department,the mold delivery time is short and mold cost is very competitive,if the product quantities are big, we can even supply the mold for free. We have more than 10 professional designers with 5 years experience in the area, if you have drawing or draft or idea, we can make the 3D drawing for your confirmation before create the mold. so we can make sure everything is prefect when the mold is ready.Meanwhile,the mold will be free to keep over for ever, and the mold can be used more than 100 0000 times.
 
 

Inspection :The silicone rubber products quality is been controled by our QC department,Our QC department have 20 worker, from the material to the finished silicone rubber products, they will check every procedure. When the finished silicone rubber product are been made, our QC staff will do 2 tests, and then our business staff will do a depth test to ensure that each product is as perfect as possible. 
 

FAQ: 

Q 1. What's your MOQ ?
A: If we have stock, we can accept several pieces MOQ.

Q 2. What's the payment terms?
A: For big amount we accept T/T 30% deposit and 70% balance against copy of B/L.
For small amount we accept West Union,VISA,Paypal is also accepted.

Q 3. What is the lead time for product orders?
A: If have stock, we can ship them out within 1-2days.
If need create the mold, we need 7 days to create the mold, 2 more days to finish the samples, 5 more days to finish the mass production.

Q 4. Are the samples free ?
A: Yes, all the samples are free. Even the new samples, once you fix the mold with our factory, we can offer the samples for free with freight collected. If you transfer USD30-USD40 freight cost to us by Paypal, we can send the samples to you with freight prepa

Q5: How to check the quality of the order?
A1: We provide preproduction samples before mass production for all customers if needed.
We have 2 times test for all goods, 1 is the workshop staff to check the goods, the other is business staff to recheck the goods.
A2: We provide quality certs such as measurement report, material data sheet, COO, COA, etc. to all customers before delivery.
A3: We accept third party inspection such as SGS, TUV, INTERTEK, BV, etc.

Our Advantage

  1. Focus on the development and manufacture of rubber silicone plastic products more than 10 years.
    2,   A great number standard parts in stock 
    3,   Customized products service 
    4,     We have our own mold department, we have good price, quick quotation and lead time on the mold.

5,     We have FDA, SGS, ISO9001,RoHs certificate.
6,    24 hours online service, Fluent English for communication.

Inspection and quality gurantee : 

QIGUANG TECH is certified with ISO-9001:2000 to overall controlover the quality of products and service.
All our rubber silicone products are certified through SGS environmental protection.

Therubberpartspossess fair surface polish and transparency, have SGScertificate for environment protection and pass the SGS test.
Besides, our quality management system was certified in conformity with ISO9001: 2000.All of our products reach ROHSstandard, certified by SGS corporation.

When the finished product is made, our workshop staff will do 2 tests, and then the business staff will do a depth test to ensure that each product is as perfect as possible.

After all our products are routinely tested in the workshop, our business personnel will go to the workshop to check at random, and get the office to do the second test. For the samples we also operate like this, the workshop staff 1 inspection, business staff second fine inspection to ensure that the goods and samples reached the customer is the best.

Our product can meet FDA Standard:

1, Greens environmental protection
2, Anti-corrosion
3, Inflaming retarding
4, Insulativity
5,Resistance to high and low temperature
6,Anti-friction
7,Environmental protection of materials
8,Strong and durable
9,Good elasticity.

Contact person :

Customer Feedback:

We maintain a good relationship with customers, many of us have become friends after many cooperation. Please see the following customer reviews of our products and services.

Size

as per customer requirement, we have many different sizes, please ask us freely.

 Material

 Rubber/silicone/PU/PVC/ EPDM,NBR, NR,SBR, SIR, FLK

 Product Color

clear, white,black, any other colors

 Packing

 Inner is Plastic bag, outer is carton

Shape

 as per customers' drawing

 Hardness

10-90 degree

 Measurement of Outer Carton

 55*38*30cm

 Weight of Outer Carton:

 10kg

 MOQ

 Very small quantities are OK

 Samples Lead time

 About 3-5 days

 Samples charge

 Free

 Payment Terms

 T/T or PAYPAL, other payment can be discussed

 Port

ShenZhen, China

 Delivery Time

 5-10days for production, 3-8days for shipping

Size

as per customer requirement, we have many different sizes, please ask us freely.

 Material

 Rubber/silicone/PU/PVC/ EPDM,NBR, NR,SBR, SIR, FLK

 Product Color

clear, white,black, any other colors

 Packing

 Inner is Plastic bag, outer is carton

Shape

 as per customers' drawing

 Hardness

10-90 degree

 Measurement of Outer Carton

 55*38*30cm

 Weight of Outer Carton:

 10kg

 MOQ

 Very small quantities are OK

 Samples Lead time

 About 3-5 days

 Samples charge

 Free

 Payment Terms

 T/T or PAYPAL, other payment can be discussed

 Port

ShenZhen, China

 Delivery Time

 5-10days for production, 3-8days for shipping

Spiral Gears for Right-Angle Right-Hand Drives

Spiral gears are used in mechanical systems to transmit torque. The bevel gear is a particular type of spiral gear. It is made up of two gears that mesh with one another. Both gears are connected by a bearing. The two gears must be in mesh alignment so that the negative thrust will push them together. If axial play occurs in the bearing, the mesh will have no backlash. Moreover, the design of the spiral gear is based on geometrical tooth forms.
Gear

Equations for spiral gear

The theory of divergence requires that the pitch cone radii of the pinion and gear be skewed in different directions. This is done by increasing the slope of the convex surface of the gear's tooth and decreasing the slope of the concave surface of the pinion's tooth. The pinion is a ring-shaped wheel with a central bore and a plurality of transverse axes that are offset from the axis of the spiral teeth.
Spiral bevel gears have a helical tooth flank. The spiral is consistent with the cutter curve. The spiral angle b is equal to the pitch cone's genatrix element. The mean spiral angle bm is the angle between the genatrix element and the tooth flank. The equations in Table 2 are specific for the Spread Blade and Single Side gears from Gleason.
The tooth flank equation of a logarithmic spiral bevel gear is derived using the formation mechanism of the tooth flanks. The tangential contact force and the normal pressure angle of the logarithmic spiral bevel gear were found to be about twenty degrees and 35 degrees respectively. These two types of motion equations were used to solve the problems that arise in determining the transmission stationary. While the theory of logarithmic spiral bevel gear meshing is still in its infancy, it does provide a good starting point for understanding how it works.
This geometry has many different solutions. However, the main two are defined by the root angle of the gear and pinion and the diameter of the spiral gear. The latter is a difficult one to constrain. A 3D sketch of a bevel gear tooth is used as a reference. The radii of the tooth space profile are defined by end point constraints placed on the bottom corners of the tooth space. Then, the radii of the gear tooth are determined by the angle.
The cone distance Am of a spiral gear is also known as the tooth geometry. The cone distance should correlate with the various sections of the cutter path. The cone distance range Am must be able to correlate with the pressure angle of the flanks. The base radii of a bevel gear need not be defined, but this geometry should be considered if the bevel gear does not have a hypoid offset. When developing the tooth geometry of a spiral bevel gear, the first step is to convert the terminology to pinion instead of gear.
The normal system is more convenient for manufacturing helical gears. In addition, the helical gears must be the same helix angle. The opposite hand helical gears must mesh with each other. Likewise, the profile-shifted screw gears need more complex meshing. This gear pair can be manufactured in a similar way to a spur gear. Further, the calculations for the meshing of helical gears are presented in Table 7-1.
Gear

Design of spiral bevel gears

A proposed design of spiral bevel gears utilizes a function-to-form mapping method to determine the tooth surface geometry. This solid model is then tested with a surface deviation method to determine whether it is accurate. Compared to other right-angle gear types, spiral bevel gears are more efficient and compact. CZPT Gear Company gears comply with AGMA standards. A higher quality spiral bevel gear set achieves 99% efficiency.
A geometric meshing pair based on geometric elements is proposed and analyzed for spiral bevel gears. This approach can provide high contact strength and is insensitive to shaft angle misalignment. Geometric elements of spiral bevel gears are modeled and discussed. Contact patterns are investigated, as well as the effect of misalignment on the load capacity. In addition, a prototype of the design is fabricated and rolling tests are conducted to verify its accuracy.
The three basic elements of a spiral bevel gear are the pinion-gear pair, the input and output shafts, and the auxiliary flank. The input and output shafts are in torsion, the pinion-gear pair is in torsional rigidity, and the system elasticity is small. These factors make spiral bevel gears ideal for meshing impact. To improve meshing impact, a mathematical model is developed using the tool parameters and initial machine settings.
In recent years, several advances in manufacturing technology have been made to produce high-performance spiral bevel gears. Researchers such as Ding et al. optimized the machine settings and cutter blade profiles to eliminate tooth edge contact, and the result was an accurate and large spiral bevel gear. In fact, this process is still used today for the manufacturing of spiral bevel gears. If you are interested in this technology, you should read on!
The design of spiral bevel gears is complex and intricate, requiring the skills of expert machinists. Spiral bevel gears are the state of the art for transferring power from one system to another. Although spiral bevel gears were once difficult to manufacture, they are now common and widely used in many applications. In fact, spiral bevel gears are the gold standard for right-angle power transfer.While conventional bevel gear machinery can be used to manufacture spiral bevel gears, it is very complex to produce double bevel gears. The double spiral bevel gearset is not machinable with traditional bevel gear machinery. Consequently, novel manufacturing methods have been developed. An additive manufacturing method was used to create a prototype for a double spiral bevel gearset, and the manufacture of a multi-axis CNC machine center will follow.
Spiral bevel gears are critical components of helicopters and aerospace power plants. Their durability, endurance, and meshing performance are crucial for safety. Many researchers have turned to spiral bevel gears to address these issues. One challenge is to reduce noise, improve the transmission efficiency, and increase their endurance. For this reason, spiral bevel gears can be smaller in diameter than straight bevel gears. If you are interested in spiral bevel gears, check out this article.
Gear

Limitations to geometrically obtained tooth forms

The geometrically obtained tooth forms of a spiral gear can be calculated from a nonlinear programming problem. The tooth approach Z is the linear displacement error along the contact normal. It can be calculated using the formula given in Eq. (23) with a few additional parameters. However, the result is not accurate for small loads because the signal-to-noise ratio of the strain signal is small.
Geometrically obtained tooth forms can lead to line and point contact tooth forms. However, they have their limits when the tooth bodies invade the geometrically obtained tooth form. This is called interference of tooth profiles. While this limit can be overcome by several other methods, the geometrically obtained tooth forms are limited by the mesh and strength of the teeth. They can only be used when the meshing of the gear is adequate and the relative motion is sufficient.
During the tooth profile measurement, the relative position between the gear and the LTS will constantly change. The sensor mounting surface should be parallel to the rotational axis. The actual orientation of the sensor may differ from this ideal. This may be due to geometrical tolerances of the gear shaft support and the platform. However, this effect is minimal and is not a serious problem. So, it is possible to obtain the geometrically obtained tooth forms of spiral gear without undergoing expensive experimental procedures.
The measurement process of geometrically obtained tooth forms of a spiral gear is based on an ideal involute profile generated from the optical measurements of one end of the gear. This profile is assumed to be almost perfect based on the general orientation of the LTS and the rotation axis. There are small deviations in the pitch and yaw angles. Lower and upper bounds are determined as - 10 and -10 degrees respectively.
The tooth forms of a spiral gear are derived from replacement spur toothing. However, the tooth shape of a spiral gear is still subject to various limitations. In addition to the tooth shape, the pitch diameter also affects the angular backlash. The values of these two parameters vary for each gear in a mesh. They are related by the transmission ratio. Once this is understood, it is possible to create a gear with a corresponding tooth shape.
As the length and transverse base pitch of a spiral gear are the same, the helix angle of each profile is equal. This is crucial for engagement. An imperfect base pitch results in an uneven load sharing between the gear teeth, which leads to higher than nominal loads in some teeth. This leads to amplitude modulated vibrations and noise. In addition, the boundary point of the root fillet and involute could be reduced or eliminate contact before the tip diameter.