Merchandise Description

Your personalized components,Custom-made answers
Business profiles
We established in 2571 year, named Xihu (West Lake) Dis. Tongyong Machinery Company. In 2019 renamed HangZhou Hejess Machinery Co.,Ltd and established new plants. 
We are mostly engaged in the developing and production of metal machinery parts and non-common machinery parts, like shafts, flange, gears, rings, sheaves, couplings, bearing supports,  and forgings and so forth.

Manufacturing Parameter

  • Material: Alloy steel,Carbon steel,Carburizing steel,Quenched and tempered steel
  • Heat remedy: Normalizing,Annealing,Quenching&Tempering,Surface Quenching, Induction hardening
  • Machining: CNC Turning,CNC Milling,CNC Unexciting,CNC Grinding,CNC Drilling
  • Equipment Machining: Equipment Hobbing,Equipment Milling,CNC Gear Milling,Equipment Slicing,Spiral equipment reducing,
  • Equipment Reducing
  • Inspection: Chemical Composition Test,Ultrasonic Take a look at,Penetration Take a look at,Radiographic Examination,

Magnetic Take a look at,Tensile Strength Examination,Impact Examination,Hardness Check,Dimension Check.

We can offer forging from 1kg to 5Ton. And make precison machining. Also have welding and assembly abilities.

Good quality Manage
Product top quality is what we are spending great consideration to all the time. Each and every merchandise is made beneath cautious management at every approach and inspected by seasoned engineers strictly in accordance to the related expectations and buyer requirements, making sure the tremendous overall performance of our items when arrive at buyer.
Ø Generation Flow Chart
one, Order Analyzing
    Know requirements of raw material, chemical composition, Mechanical homes.
    Analyzing how to forging and how to make warmth therapy.
2, Uncooked materials.
    Use which raw material, plate, spherical bar, steel ingot.
   According your parts, choose the best price functionality one particular.
   If you necessary special substance, will custom-made from metal manufacturing facility.
   Customized uncooked substance according your requirments.
three, Forging
    Make forging procedure chart and forging sort
    Make forging drawing
    Make 3D drawing
    Make forging mould
four, Pre –  forging
5, End – forging
Organic gas heating furnaces are monitored and managed by personal computer packages to guarantee specific heating within established time and temperature range as necessary.
A broad range of forging equipment,including friction press, hudraulic hammer, forging hammers.With the aids od smart application,appropriate deformation,forging ration,ingot measurement and weight,forging tooling and tools will be established to make certain the wrought framework by way of hout and seem quality.
six, Pre- machining
seven, Make UT (ultrasonic) inspection.
eight, Make warmth therapy
nine, Examine hardness and mechanical homes.
10, Make precision machining / finished machining.
      Use CNC machining centre, CNC milling, CNC uninteresting, CNC grinding
11, Examine dimenssions.
twelve, Guarding and packing.

Main market :  America, Australia, Malaysia,Israel,Britain, Russia,Canada, ect.

Services : The services we can provide are : FOB, CIF, DAP. Only give me the drawings and requirements, you will receive the goods at your home.
 Wehas accumulated rich knowledge and experience in the producing and exporting. Familar every process, when metting problems, be able to find a solution timely.

Superb service attitude, quick response pace, on-time shipping and delivery, consciousness of obligation and adaptability is what we are practising from the quite beginning, combining with high credit, aggressive price tag, close conversation with consumer and revolutionary way of operating, make us earn more and more company and outstanding buyer pleasure.
To decide on us, HangZhou CZPT Machinery, as your organization associate, never ever will you locate you are wrong!

Production Particulars


Present the production approach as below images:

Our Goods Catalogue

Sorts of Bevel Gears

Bevel Gears are employed in a variety of industries. They are employed in wheeled excavators, dredges, conveyor belts, mill actuators, and rail transmissions. A bevel gear’s spiral or angled bevel can make it ideal for confined spaces. It is also utilized in robotics and vertical supports of rolling mills. You can use bevel gears in foods processing processes. For far more details on bevel gears, read on.

Spiral bevel equipment

Spiral bevel gears are employed to transmit electricity between two shafts in a 90-diploma orientation. They have curved or indirect tooth and can be fabricated from various metals. Bestagear is one producer specializing in medium to big spiral bevel gears. They are employed in the mining, metallurgical, marine, and oil fields. Spiral bevel gears are generally manufactured from metal, aluminum, or phenolic resources.
Spiral bevel gears have numerous positive aspects. Their mesh tooth generate a much less abrupt pressure transfer. They are extremely resilient and are developed to last a prolonged time. They are also significantly less expensive than other appropriate-angle gears. They also are inclined to previous for a longer time, due to the fact they are produced in pairs. The spiral bevel equipment also reduces sound and vibration from its counterparts. For that reason, if you are in need to have of a new equipment set, spiral bevel gears are the appropriate choice.
The make contact with among spiral bevel equipment enamel happens along the area of the equipment tooth. The get in touch with follows the Hertz principle of elastic get in touch with. This principle retains for modest considerable dimensions of the contact region and little relative radii of curvature of the surfaces. In this circumstance, strains and friction are negligible. A spiral bevel gear is a frequent illustration of an inverted helical gear. This equipment is frequently utilized in mining tools.
Spiral bevel gears also have a backlash-absorbing attribute. This characteristic aids protected the thickness of the oil movie on the gear surface. The shaft axis, mounting distance, and angle errors all influence the tooth make contact with on a spiral bevel gear. Changing backlash will help to correct these problems. The tolerances proven earlier mentioned are typical for bevel gears. In some circumstances, manufacturers make slight style adjustments late in the production process, which minimizes the chance to OEMs.

Straight bevel gear

Straight bevel gears are amongst the easiest types of gears to manufacture. The earliest approach employed to manufacture straight bevel gears was to use a planer equipped with an indexing head. However, improvements have been created in manufacturing methods soon after the introduction of the Revacycle technique and the Coniflex. The most current technologies permits for even much more exact manufacturing. Each of these production strategies are used by CZPT. Right here are some examples of straight bevel gear producing.
A straight bevel equipment is produced using two types of bevel surfaces, specifically, the Gleason strategy and the Klingelnberg method. Amongst the two, the Gleason technique is the most frequent. As opposed to other varieties of gear, the CZPT approach is not a common normal. The Gleason method has larger top quality gears, considering that its adoption of tooth crowning is the most powerful way to make gears that tolerate even small assembly mistakes. It also eradicates the pressure concentration in the bevelled edges of the tooth.
The gear’s composition relies upon on the application. When toughness is essential, a gear is produced of cast iron. The pinion is normally three times harder than the gear, which will help equilibrium dress in. Other resources, such as carbon metal, are less expensive, but are less resistant to corrosion. Inertia is one more essential element to take into account, because heavier gears are much more hard to reverse and end. Precision demands may possibly include the gear pitch and diameter, as effectively as the stress angle.
Involute geometry of a straight bevel gear is frequently computed by various the surface’s normal to the surface area. Involute geometry is computed by incorporating the area coordinates and the theoretical tooth thickness. Utilizing the CMM, the spherical involute surface can be utilized to establish tooth get in touch with patterns. This approach is useful when a roll tester tooling is unavailable, simply because it can forecast the teeth’ make contact with sample.

Hypoid bevel equipment

Hypoid bevel gears are an productive and flexible pace reduction answer. Their compact size, higher efficiency, lower sound and heat technology, and long lifestyle make them a well-known selection in the electrical power transmission and movement management industries. The pursuing are some of the positive aspects of hypoid gearing and why you should use it. Shown underneath are some of the key misperceptions and false assumptions of this equipment sort. These assumptions might look counterintuitive at very first, but will support you realize what this gear is all about.
The fundamental idea of hypoid gears is that they use two non-intersecting shafts. The scaled-down equipment shaft is offset from the larger equipment shaft, allowing them to mesh without having interference and help every single other securely. The ensuing torque transfer is enhanced when in comparison to standard equipment sets. A hypoid bevel gear is utilised to travel the rear axle of an auto. It will increase the adaptability of machine design and style and permits the axes to be freely modified.
In the 1st scenario, the mesh of the two bodies is obtained by fitting the hyperboloidal cutter to the desired gear. Its geometric homes, orientation, and situation establish the sought after gear. The latter is used if the desired equipment is noise-free or is needed to reduce vibrations. A hyperboloidal cutter, on the other hand, meshes with two toothed bodies. It is the most efficient selection for modeling hypoid gears with sound concerns.
The main variation between hypoid and spiral bevel gears is that the hypoid bevel equipment has a bigger diameter than its counterparts. They are generally discovered in 1:1 and 2:1 applications, but some producers also supply increased ratios. A hypoid gearbox can attain speeds of three thousand rpm. This makes it the favored option in a variety of programs. So, if you’re looking for a gearbox with a higher effectiveness, this is the equipment for you.

Addendum and dedendum angles

The addendum and dedendum angles of a bevel equipment are utilised to explain the condition and depth of the tooth of the equipment. Each tooth of the gear has a marginally tapered surface area that alterations in depth. These angles are described by their addendum and dedendum distances. Addendum angle is the distance between the top land and the bottom surface of the tooth, while dedendum angle is the distance between the pitch floor and the bottom area of the tooth.
The pitch angle is the angle fashioned by the apex stage of the gear’s pitch cone with the pitch line of the equipment shaft. The dedendum angle, on the other hand, is the depth of the tooth place under the pitch line. The two angles are employed to evaluate the condition of a bevel gear. The addendum and dedendum angles are important for equipment design and style.
The dedendum and addendum angles of a bevel equipment are decided by the foundation get in touch with ratio (Mc) of the two gears. The involute curve is not allowed to increase inside the foundation diameter of the bevel equipment. The foundation diameter is also a essential measurement for the design and style of a gear. It is possible to lessen the involute curve to match the involute curve, but it have to be tangential to the involute curve.
The most frequent software of a bevel equipment is the automotive differential. They are utilised in many varieties of automobiles, like cars, vans, and even building products. They are also employed in the maritime sector and aviation. Aside from these two widespread uses, there are several other uses for bevel gears. And they are still growing in popularity. But they’re a beneficial element of automotive and industrial gearing methods.

Applications of bevel gears

Bevel gears are utilized in a variety of apps. They are produced of different components relying on their bodyweight, load, and application. For high-load programs, ferrous metals such as gray solid iron are utilized. These resources have outstanding put on resistance and are low-cost. For decrease-excess weight purposes, metal or non-metals this kind of as plastics are utilized. Some bevel gear materials are regarded noiseless. Below are some of their most frequent uses.
Straight bevel gears are the least difficult to manufacture. The earliest method of manufacturing them was with a planer with an indexing head. Contemporary production methods released the Revacycle and Coniflex methods. For industrial equipment producing, the CZPT employs the Revacycle system. Nevertheless, there are a lot of sorts of bevel gears. This information will support you decide on the right material for your subsequent task. These components can face up to high rotational speeds and are really strong.
Bevel gears are most frequent in automotive and industrial machinery. They link the driveshaft to the wheels. Some even have a 45-degree bevel. These gears can be positioned on a bevel area and be examined for their transmission capabilities. They are also employed in tests programs to guarantee suitable motion transmission. They can minimize the pace of straight shafts. Bevel gears can be utilised in many industries, from marine to aviation.
The easiest kind of bevel equipment is the miter gear, which has a 1:1 ratio. It is used to modify the axis of rotation. The shafts of angular miter bevel gears can intersect at any angle, from forty five levels to 120 degrees. The teeth on the bevel gear can be straight, spiral, or Zerol. And as with the rack and pinion gears, there are diverse types of bevel gears.

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