Item Description

Anodized pink expansion bolt

Substance

Stainless steel, Brass, Copper, Alloy,Aluminum alloy, Plastic and so on.

Surface treatment

Polishing, Zinc plating, Nickel plating, Chrome plating, Powder coating, Anodizing, E-coating.

Main equipments

Punching machines, Welding machines, Flame cutting, Laser cutting, Aluminum extrusion, Powder coating lines.

Drawing operation

PDF, JPG, Auto CAD, Pro/Engineer, Solidwork, UG. Etc.

Business

Automotive, Electrical, Building, Furniture,Mechanical, Machine assembly, Computer,

Air industry. OEM/ODM Electronics etc.

Production Range

CNC Turning , CNC Milling, Sheet steel fabrication, Grinding, Forging, Laser cutting.Die casting etc.

Professional team 

Over 10 years experience in metal fabrication.

Delivery time

Strictly according to customer confirmed order.

Package detail

Standard export package or as customers’ specific requirement.

 

CNC part Tolerance +/-.01mm or +/- .04″
CNC part  Quality  100% inspection on essential dimensions
Inspection gear A few axis meansuring equipment for X.Y.Z. Projection meter
Expertise Professional  CNC custom-made OEM services and competent worker
Production  CNC part small buy is appropriate
Potential Develop hundreds of new CNC elements and Millions of CNC parts be exported to all more than the globe yearly
Packaging PE-bag/Carton-box/ pallet, Customize bundle obtainable for CNC machining parts
Guide time twenty five days frequently
Time period of Payment T/T. L/C or as Customer’s request
CNC part Price Aggressive and factroy cost , minimal price tag in china, CNC part order Quantity is with preferential therapy

 

Business Details
HangZhou Jianqiao Hardware Items Co., Ltd, established in 2014 and located in HangZhou Town, Guandong Province. With 10 years experiences, we focus on fixing issues, and supporting customers to produce new products.
At Jianqiao if you can desire it, we can make it. We are dedicated to assist customers understand the principles and types with assistance of our engineering and manufacturing advantages that includes assignments made of procedures as: CNC turning components, CNC milling components,Bending components, stamping component,laser reducing areas and so on.

 

Our Providers
RICH EXPERIENCE:
All our staffs and engineers have been engaged in metal fabrication for more than 5 years. Professional technic and management experience help to control the cost and quality.
Excellent Support:
Our sales team will response all your inquiry within 24 hours. Manufacturing non-standard parts according to your drawings and keep confidentiality for your style.
LOW PRICE:
Factory export directly, reduce intermediate costs.  Reasonable discount depend on your purchase quantity.
PERFECT QUALITY:
Strict quality control from material purchasing to shipments delivery.
Strong technology support, well established QA and QC system.
Evaluation the IGS, STEP or CAD file before machining process, ensure the quality points.
Packaging & Shipping:
Packaging Element: According to customer’s request
Shipping and delivery Depth: fifteen functioning days

 

FAQ:
1.Are you a producer?
–Of course, we are. Warmly welcome to go to our manufacturing unit at any time.
two.How does the ADL handle the good quality?
–During processing, the running equipment employee examine the every single measurements by on their own.
–After concluded the very first complete part, will show to QA for total inspection.
–Ahead of shipment, the QA will examine in accordance to ISO sampling inspection normal for mass production.
3.How to deal with the complains?
–If happen any problems after got the merchandise, pls present us pictures and detail compliants points, we will examine with the production office and QC depart. Right away and give solving remedy. If require re-make, we will set up re-make urgently and ship you new substitution. We will bear all the cost (which includes shipping cost).
4.What’s the payment term?
–50% deposit, 50% equilibrium by T/T ahead of cargo when buy amount in excess of 5000USD.
five.What’s the supply time?
—Typical, 5-7 functioning times for sample. 12-30 doing work times for mass creation.
–If any urgent parts, we can give preferential processing and handle the shipping and delivery time as you necessary.
six.What is the normal of package?
—Independent Blister plastic box or Bubble Wrap/Pearl Wool, maintain no scratch and injury.

 

US $0.99-2.99
/ Piece
|
1,000 Pieces

(Min. Order)

###

After-sales Service: as Customer Requested
Warranty: a Year
Condition: New
Certification: RoHS, GS, ISO9001
Standard: DIN, ASTM, GOST, GB, JIS, ANSI, BS
Customized: Customized

###

Customization:

###

Material

Stainless steel, Brass, Copper, Alloy,Aluminum alloy, Plastic and so on.

Surface treatment

Polishing, Zinc plating, Nickel plating, Chrome plating, Powder coating, Anodizing, E-coating.

Main equipments

Punching machines, Welding machines, Flame cutting, Laser cutting, Aluminum extrusion, Powder coating lines.

Drawing operation

PDF, JPG, Auto CAD, Pro/Engineer, Solidwork, UG. Etc.

Industry

Automotive, Electrical, Building, Furniture,Mechanical, Machine assembly, Computer,

Air industry. OEM/ODM Electronics etc.

Production Range

CNC Turning , CNC Milling, Sheet metal fabrication, Grinding, Forging, Laser cutting.Die casting etc.

Professional team 

Over 10 years experience in metal fabrication.

Delivery time

Strictly according to customer confirmed order.

Package detail

Standard export package or as customers’ specific requirement.

###

CNC part Tolerance +/-0.01mm or +/- 0.04"
CNC part  Quality  100% inspection on critical dimensions
Inspection equipment Three axis meansuring machine for X.Y.Z. Projection meter
Experience Professional  CNC customized OEM service and skilled worker
Production  CNC part small order is acceptable
Ability Develop hundreds of new CNC parts and Millions of CNC parts be exported to all over the world annually
Packaging PE-bag/Carton-box/ pallet, Customize package available for CNC machining parts
Lead time 25 days regularly
Term of Payment T/T. L/C or as Customer’s request
CNC part Price Competitive and factroy price , low price in china, CNC part order Quantity is with preferential treatment

###

Company Information
Dongguan Jianqiao Hardware Products Co., Ltd, founded in 2014 and located in Dongguan City, Guandong Province. With 10 years experiences, we focus on solving problems, and helping clients to develop new products.
At Jianqiao if you can dream it, we can make it. We are committed to help clients realize the concepts and designs with support of our engineering and manufacturing advantages that includes projects made of processes as: CNC turning parts, CNC milling parts,Bending parts, stamping part,laser cutting parts and so on.

###

Our Services
RICH EXPERIENCE:
All our staffs and engineers have been engaged in metal fabrication for more than 5 years. Professional technic and management experience help to control the cost and quality.
GOOD SERVICE:
Our sales team will response all your inquiry within 24 hours. Manufacturing non-standard parts according to your drawings and keep confidentiality for your design.
LOW PRICE:
Factory export directly, reduce intermediate costs.  Reasonable discount depend on your order quantity.
PERFECT QUALITY:
Strict quality control from material purchasing to shipments delivery.
Strong technology support, well established QA and QC system.
Evaluation the IGS, STEP or CAD file before machining process, ensure the quality points.
Packaging & Delivery:
Packaging Detail: According to customer’s request
Delivery Detail: 15 working days

###

FAQ:
1.Are you a manufacturer?
–Yes, we are. Warmly welcome to visit our factory at any time.
2.How does the ADL control the quality?
–During processing, the operating machine worker inspect the each sizes by themselves.
–After finished the first whole part, will show to QA for full inspection.
–Before shipment, the QA will inspect according to ISO sampling inspection standard for mass production.
3.How to handle the complains?
–If happen any complaints after got the goods, pls show us photos and detail compliants points, we will check with the production department and QC depart. Immediately and give solving solution. If need re-make, we will arrange re-make urgently and ship you new replacement. We will bear all the cost (including shipping cost).
4.What’s the payment term?
–50% deposit, 50% balance by T/T before shipment when order amount over 5000USD.
5.What’s the delivery time?
—Normal, 5-7 working days for sample. 12-30 working days for mass production.
–If any urgent parts, we can provide preferential processing and control the delivery time as you required.
6.What is the standard of package?
—Separate Blister plastic box or Bubble Wrap/Pearl Wool, keep no scratch and damage.
US $0.99-2.99
/ Piece
|
1,000 Pieces

(Min. Order)

###

After-sales Service: as Customer Requested
Warranty: a Year
Condition: New
Certification: RoHS, GS, ISO9001
Standard: DIN, ASTM, GOST, GB, JIS, ANSI, BS
Customized: Customized

###

Customization:

###

Material

Stainless steel, Brass, Copper, Alloy,Aluminum alloy, Plastic and so on.

Surface treatment

Polishing, Zinc plating, Nickel plating, Chrome plating, Powder coating, Anodizing, E-coating.

Main equipments

Punching machines, Welding machines, Flame cutting, Laser cutting, Aluminum extrusion, Powder coating lines.

Drawing operation

PDF, JPG, Auto CAD, Pro/Engineer, Solidwork, UG. Etc.

Industry

Automotive, Electrical, Building, Furniture,Mechanical, Machine assembly, Computer,

Air industry. OEM/ODM Electronics etc.

Production Range

CNC Turning , CNC Milling, Sheet metal fabrication, Grinding, Forging, Laser cutting.Die casting etc.

Professional team 

Over 10 years experience in metal fabrication.

Delivery time

Strictly according to customer confirmed order.

Package detail

Standard export package or as customers’ specific requirement.

###

CNC part Tolerance +/-0.01mm or +/- 0.04"
CNC part  Quality  100% inspection on critical dimensions
Inspection equipment Three axis meansuring machine for X.Y.Z. Projection meter
Experience Professional  CNC customized OEM service and skilled worker
Production  CNC part small order is acceptable
Ability Develop hundreds of new CNC parts and Millions of CNC parts be exported to all over the world annually
Packaging PE-bag/Carton-box/ pallet, Customize package available for CNC machining parts
Lead time 25 days regularly
Term of Payment T/T. L/C or as Customer’s request
CNC part Price Competitive and factroy price , low price in china, CNC part order Quantity is with preferential treatment

###

Company Information
Dongguan Jianqiao Hardware Products Co., Ltd, founded in 2014 and located in Dongguan City, Guandong Province. With 10 years experiences, we focus on solving problems, and helping clients to develop new products.
At Jianqiao if you can dream it, we can make it. We are committed to help clients realize the concepts and designs with support of our engineering and manufacturing advantages that includes projects made of processes as: CNC turning parts, CNC milling parts,Bending parts, stamping part,laser cutting parts and so on.

###

Our Services
RICH EXPERIENCE:
All our staffs and engineers have been engaged in metal fabrication for more than 5 years. Professional technic and management experience help to control the cost and quality.
GOOD SERVICE:
Our sales team will response all your inquiry within 24 hours. Manufacturing non-standard parts according to your drawings and keep confidentiality for your design.
LOW PRICE:
Factory export directly, reduce intermediate costs.  Reasonable discount depend on your order quantity.
PERFECT QUALITY:
Strict quality control from material purchasing to shipments delivery.
Strong technology support, well established QA and QC system.
Evaluation the IGS, STEP or CAD file before machining process, ensure the quality points.
Packaging & Delivery:
Packaging Detail: According to customer’s request
Delivery Detail: 15 working days

###

FAQ:
1.Are you a manufacturer?
–Yes, we are. Warmly welcome to visit our factory at any time.
2.How does the ADL control the quality?
–During processing, the operating machine worker inspect the each sizes by themselves.
–After finished the first whole part, will show to QA for full inspection.
–Before shipment, the QA will inspect according to ISO sampling inspection standard for mass production.
3.How to handle the complains?
–If happen any complaints after got the goods, pls show us photos and detail compliants points, we will check with the production department and QC depart. Immediately and give solving solution. If need re-make, we will arrange re-make urgently and ship you new replacement. We will bear all the cost (including shipping cost).
4.What’s the payment term?
–50% deposit, 50% balance by T/T before shipment when order amount over 5000USD.
5.What’s the delivery time?
—Normal, 5-7 working days for sample. 12-30 working days for mass production.
–If any urgent parts, we can provide preferential processing and control the delivery time as you required.
6.What is the standard of package?
—Separate Blister plastic box or Bubble Wrap/Pearl Wool, keep no scratch and damage.

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.

China All Kinds of Hard Duty Stainless Steel Gears Manufaturing     spiral bevel gearChina All Kinds of Hard Duty Stainless Steel Gears Manufaturing     spiral bevel gear
editor by czh 2022-11-25