Warranty: 1 year
Applicable Industries: Manufacturing Plant, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops
Gearing Arrangement: Helical
Output Torque: 1972-13130 Nm
Input Speed: 600-1500RPM
Output Speed: 30-188RPM
Product name: SZ gearbox
Certificate: ISO9001 CE
Color:: Customized
SZ gearbox model: SZ45
Extruder gearbox: SZ extruder reducer
Application01: Extruder SZ gearbox reducer
Application 02: Conical twin extruding molding machine
Material: High Strength Alloy Steel
Packaging Details: SZ gearbox 1. Covered by HDPE LDPE film 2. Safty wooden box
Port: HangZhou or ZheJiang for SZ gearbox

WHY CHOOSE US?!1.JAIHO only supply competitive advantage products.2.Full refund or Free replacement incase of bad quality or late delivery!3.JAIHO are focus on service for solution, not only supply screw barrel parts.4.Quality is our culture, with us your money in safe your business in safe!!!5.JAIHO is the 2018 year the most welcomed Alibaba gold supplier!!!Please you can check our factory video from Facebook or Youtube as below link(100% original):Facebook: /jaihogroup.com.cnYoutube: https://youtu.be/jFI8SeAqZBE
ZLYJ gearbox series are transmission devices, which are specially designed for single-screw extruder with high precision, hard gear surface, accompany with thrust. Adopting the technical specifications stipulated in JB/T9050. 1-1999, all ZLYJ gearboxes are designed accordingly.
ZLYJ& SZ series gearbox reducer for plastic and rubber extruder machine
Products Show Machine PartsName: High Quality ZLYJ gearboxBrand:Jai HoOriginal: ChinaGear material: high alloy steel low carbon (20CrMnTi)
The interface is hardened, precision-ground and hard-chrome-plated to 870HV hardness and Ra 0.8-1.6µm roughness, so the shaft-seal is super hard, resists wear and corrosion, and very durable.
Main FeaturesMade of carburizing steel (Forging), go through normalization heat treatment for forged carburizing steel; and gear faces are also nitride-treated to at least 60HRC hardness for optimal rigidity and carburizing depth 0.8-1.1MM and wear resistance.
Single Screw Extruder GearboxOur ZLYJ gearbox for single screw extruder adopts high strength alloy steel material and the gear is of high accuracy. It is less noisy, work quietly and smoothly. So it is a longer service life.
Gearbox casting body1. we prepare enough casting body in our workshop to guarantee the delivery time.
2. this is our new gearbox casting body design.
3. fast delivery time and high quality
Heat treatment furnaceWe have own heat treatment for the gears and gearshaft, elastic spider CZPT flexible jaw coupling so it’s easy for us to control the quality and the quality is more gurantee.
Gearbox with Extra cooler and oil pump1. we have the Plate Cooler which makes the oil cooling speed more faster and more efficient.2. We have the good quality Oil pump, which makes the gearbox life time more longer.3.the material of cooling tube is pure bronze ZLYJ Gearbox SizeZLYJ series gearbox for single- screw plastic extruderNo.gearbox modelRatio rangerecommend screw diameter/mm recommend power/HPrating load torque/N.msize(L*W*H)/mmneight weight/KG1ZLYJ1338/12.5/16/2035/45/506~15764478*170*2601442ZLYJ14610/12.5/16/2045/5510~201165560*250*3257153ZLYJ17310/16/2055/6515~301962576*256*3457164ZLYJ1806515~457164650*256*40 0571 5ZLYJ20012.5/16/2065/7530~6 0571 3750*340*48 0571 6ZLYJ22512.5/16/209040~755334800*360*5006507ZLYJ25016/12.5/2571050~1006306930*380*5608158ZLYJ28016/12.5/25715/11075~1227643970*410*6571209ZLYJ31516/12.5/20125710~175118221160*450*700141571ZLYJ33016/12.5/20150/160150~217210001160*450*700152011ZLYJ37516/12.5/20150/165717~312210961280*466*800180012ZLYJ42016/12.5/20150/165272~428254781420*550*920180013ZLYJ45016/12.5/20165380~544338851550*1200*100 0571 0Good raw material1. ZLYJ gearbox of 112-146 is Natural cooling, 173-250 is Coil cooling, 225-250 is Cooler Cooling with pump. the material of cooling tube is pure bronze.( with cooling tower or not)2. The whole gear material is cast iron, Gear material: high alloy steel low carbon (20CrMnTi), surface is carburized case upto 0.7-1.1mm,surface hardness is HRC58-64, accuracy of gear is GB10095-88-5 standarded. gear craft is (gear grinding)3. Our bearing is Tapered Roller Bearings( china top brand CZPT gearbox oil seal)4. There are several normal ratio: 8,10,12.5,16,20, depends on customers requirements.5. Various seal form and perfect oil leak-proof function.(ZheJiang NAK brand gearbox oil seal)
Our Company Our Service * Supply high quality ban heater, single & twin screw barrel ZLYJ gearbox , SZ gearbox line .
* One year guarantee with inspection report & raw material MTC to customer.
Factory workshopAdvanced CNC milling machine. 5 enginners and 50 professional worker team. 24h online service waiting to serve for you.
Twin Screw ExtruderWe have rich experience in making single & twin screw barrel, gearbox , plastic Single & twin screw extruder.
ALSO WE CAN DO OTHER SERVICE FOR YOU EXCEPT THE GEARBOX, IF YOU ARE INTERESTED IN BELOW PARTS, JUST CLICK THE PHOTO, OUR QUALITY AND SERVICE WILL NEVER LET YOU DOWN
1.Your inquiry will be replied within 12 hours.
2.Welcome drafts, we can do customized gearboxes.
3. We could supply spare parts of the gearboxes
FAQ1. Q: How about JAIHO? R:10 years experienced, Germany Technical invested since 2002, leading screw barrel manufacturer in China.2. Q:What’ Top Quality Drive Shaft For Mf Tractor With Great Price Made By Whachinebrothers Ltd s CZPT capacity? R:Passed ISO 9001:2008, Our workshop 12000SQM, 5 Engineer team, 50 good experienced employee, All CNC computer control screw processing, 1000sets screw barrel capacity per month.3. Q:What’s the delivery time of HDPE LDPE FILM RECYCLING PELLETIZING SCREW BARREL? R:for regular size, we have finished stock and semi-finished stock, 2weeks max enough for customized, normally 3~4weeks.4.Q:How about CZPT screw barrel quality and price? R:Germany Technical invested, Good quality in China with competitive price and globle after-sale service5. Q:How to make sure the screw suitable for my extruder? R:Let’s know what size you want and we can check it with our drawing.We have lots of BEX,KMD,CMT,AMUT, Weber,Haitian,ChenHsong,ChenDe,Tedric,JSW, ect. If your extruder is made in China,it’s easy to get the original drawing.Any way,Our engineer can measure in your factory, his English is good,so cost is saved.6.Q:Where is CZPT factory and how to reach there? R:At Xihu (West Lake) Dis., HangZhou City, 1000 w 2000 watt raycus metal sheet fiber laser CZPT lf3015ln CZPT laser engraver and cutter 1500W 1KW 1.5KW 2KW ZHangZhoug Province. It’s near ZheJiang City and HangZhou City,If you want to visit us,we can pick up you there.

What Is a Gearbox?

There are several factors to consider when choosing a gearbox. Backlash, for example, is a consideration, as it is the angle at which the output shaft can rotate without the input shaft moving. While this isn’t necessary in applications without load reversals, it is important for precision applications involving load reversals. Examples of these applications include automation and robotics. If backlash is a concern, you may want to look at other factors, such as the number of teeth in each gear.

Function of a gearbox

A gearbox is a mechanical unit that consists of a chain or set of gears. The gears are mounted on a shaft and are supported by rolling element bearings. These devices alter the speed or torque of the machine they are used in. Gearboxes can be used for a wide variety of applications. Here are some examples of how gearboxes function. Read on to discover more about the gears that make up a gearbox.
Regardless of the type of transmission, most gearboxes are equipped with a secondary gear and a primary one. While the gear ratios are the same for both the primary and secondary transmission, the gearboxes may differ in size and efficiency. High-performance racing cars typically employ a gearbox with two green and one blue gear. Gearboxes are often mounted in the front or rear of the engine.
The primary function of a gearbox is to transfer torque from one shaft to another. The ratio of the driving gear’s teeth to the receiving member determines how much torque is transmitted. A large gear ratio will cause the main shaft to revolve at a slower speed and have a high torque compared to its counter shaft. Conversely, a low gear ratio will allow the vehicle to turn at a lower speed and produce a lower torque.
A conventional gearbox has input and output gears. The countershaft is connected to a universal shaft. The input and output gears are arranged to match the speed and torque of each other. The gear ratio determines how fast a car can go and how much torque it can generate. Most conventional transmissions use four gear ratios, with one reverse gear. Some have two shafts and three inputs. However, if the gear ratios are high, the engine will experience a loss of torque.
In the study of gearbox performance, a large amount of data has been collected. A highly ambitious segmentation process has yielded nearly 20,000 feature vectors. These results are the most detailed and comprehensive of all the available data. This research has a dual curse – the first is the large volume of data collected for the purpose of characterization, while the second is the high dimensionality. The latter is a complication that arises when the experimental gearbox is not designed to perform well.

Bzvacklash

The main function of a gearhead is to multiply a moment of force and create a mechanical advantage. However, backlash can cause a variety of issues for the system, including impaired positioning accuracy and lowered overall performance. A zero backlash gearbox can eliminate motion losses caused by backlash and improve overall system performance. Here are some common problems associated with backlash in gearheads and how to fix them. After you understand how to fix gearbox backlash, you’ll be able to design a machine that meets your requirements.
To reduce gearbox backlash, many designers try to decrease the center distance of the gears. This eliminates space for lubrication and promotes excessive tooth mesh, which leads to premature mesh failure. To minimize gearbox backlash, a gear manufacturer may separate the two parts of the gear and adjust the mesh center distance between them. To do this, rotate one gear with respect to the fixed gear, while adjusting the other gear’s effective tooth thickness.
Several manufacturing processes may introduce errors, and reducing tooth thickness will minimize this error. Gears with bevel teeth are a prime example of this. This type of gear features a small number of teeth in comparison to its mating gear. In addition to reducing tooth thickness, bevel gears also reduce backlash. While bevel gears have fewer teeth than their mating gear, all of their backlash allowance is applied to the larger gear.
A gear’s backlash can affect the efficiency of a gearbox. In an ideal gear, the backlash is zero. But if there is too much, backlash can cause damage to the gears and cause it to malfunction. Therefore, the goal of gearbox backlash is to minimize this problem. However, this may require the use of a micrometer. To determine how much gearbox backlash you need, you can use a dial gauge or feeler gauge.
If you’ve been looking for a way to reduce backlash, a gearbox’s backlash may be the answer. However, backlash is not a revolt against the manufacturer. It is an error in motion that occurs naturally in gear systems that change direction. If it is left unaccounted for, it can lead to major gear degradation and even compromise the entire system. In this article, we’ll explain how backlash affects gears and how it affects the performance of a gearbox.

Design

The design of gearboxes consists of a variety of factors, including the type of material used, power requirements, speed and reduction ratio, and the application for which the unit is intended. The process of designing a gearbox usually begins with a description of the machine or gearbox and its intended use. Other key parameters to consider during gearbox design include the size and weight of the gear, its overall gear ratio and number of reductions, as well as the lubrication methods used.
During the design process, the customer and supplier will participate in various design reviews. These include concept or initial design review, manufacturing design validation, critical design review, and final design review. The customer may also initiate the process by initiating a DFMEA. After receiving the initial design approval, the design will go through several iterations before the finalized design is frozen. In some cases, the customer will require a DFMEA of the gearbox.
The speed increaser gearboxes also require special design considerations. These gearboxes typically operate at high speeds, causing problems with gear dynamics. Furthermore, the high speeds of the unit increase frictional and drag forces. A proper design of this component should minimize the effect of these forces. To solve these problems, a gearbox should incorporate a brake system. In some cases, an external force may also increase frictional forces.
Various types of gear arrangements are used in gearboxes. The design of the teeth of the gears plays a significant role in defining the type of gear arrangement in the gearbox. Spur gear is an example of a gear arrangement, which has teeth that run parallel to the axis of rotation. These gears offer high gear ratios and are often used in multiple stages. So, it is possible to create a gearbox that meets the needs of your application.
The design of gearboxes is the most complex process in the engineering process. These complex devices are made of multiple types of gears and are mounted on shafts. They are supported by rolling element bearings and are used for a variety of applications. In general, a gearbox is used to reduce speed and torque and change direction. Gearboxes are commonly used in motor vehicles, but can also be found in pedal bicycles and fixed machines.

Manufacturers

There are several major segments in the gearbox market, including industrial, mining, and automotive. Gearbox manufacturers are required to understand the application and user industries to design a gearbox that meets their specific requirements. Basic knowledge of metallurgy is necessary. Multinational companies also provide gearbox solutions for the power generation industry, shipping industry, and automotive industries. To make their products more competitive, they need to focus on product innovation, geographical expansion, and customer retention.
The CZPT Group started as a small company in 1976. Since then, it has become a global reference in mechanical transmissions. Its production range includes gears, reduction gearboxes, and geared motors. The company was the first in Italy to achieve ISO certification, and it continues to grow into one of the world’s leading manufacturers of production gearboxes. As the industry evolves, CZPT focuses on research and development to create better products.
The agriculture industry uses gearboxes to implement a variety of processes. They are used in tractors, pumps, and agricultural machinery. The automotive industry uses gears in automobiles, but they are also found in mining and tea processing machinery. Industrial gearboxes also play an important role in feed and speed drives. The gearbox industry has a diverse portfolio of manufacturers and suppliers. Here are some examples of gearboxes:
Gearboxes are complex pieces of equipment. They must be used properly to optimize efficiency and extend their lifespan. Manufacturers employ advanced technology and strict quality control processes to ensure their products meet the highest standards. In addition to manufacturing precision and reliability, gearbox manufacturers ensure that their products are safe for use in the production of industrial machinery. They are also used in office machines and medical equipment. However, the automotive gearbox market is becoming increasingly competitive.