Overview
Quick Details
- Shape:
-
Worm
- Place of Origin:
-
Zhejiang, China
- Brand Name:
-
EPT
- Model Number:
-
LH17-08-08
- Material:
-
Bonze/Steel/Aluminum Alloy
- Standard or Nonstandard:
-
Nonstandard
- Direction:
-
Right / Left
- Product Name:
-
Worm gear and shaft
- Foundry:
-
Raw rod/Forged rod/Forging
- Standard:
-
ASTM / GB/T / DIN / JIS etc.
- Material-GB:
-
Bonze/Brass/Aluminum Alloy/Custom
- Heat Treatment:
-
High Frequency Quenching
- Surface Treatment:
-
Harden and Smooth
- Module (M):
-
1 – 12/Custom
- Appearance Dimension:
-
Custom
- Tolerance:
-
0.005mm – 0.1mm
- Application:
-
Transmission Parts
Supply Ability
- Supply Ability:
- 1000 Piece/Pieces per Month
Packaging & Delivery
- Packaging Details
- Steel cases or comply your special requests
- Port
- Shanghai
-
Lead Time
: - 2 – 8 weeks after deposite and everthing confirmed
Online Customization
POSTER
| Model | LH17-08 | ||||||
| OEM/ODMAccepted | |||||||
| TransmissionTypeAccpeted | Powertransmission/Accuracytransmission | ||||||
| PARTTECHNICALCRITERIA | |||||||
| WORMSHAFT | WORMGEAR | ||||||
| Foundry | Rawrod/Forgedrod/Forging | Casting | |||||
| Material(GB) | CarbonSteel:45#/60#/etc. | Brass/Bronze:H59-H90/tin-bronze/ aluminiumbronze/etc. |
|||||
| Alloysteel:20CrMnTi/20CrNiMo/ 16CrMnh/40Cr/etc. |
|||||||
| Greycastiron:HT150-250/etc. | |||||||
| HeatTreatment-wholepart | HRC≥22 | – | |||||
| HeatTreatment-teethpart | HRC≥58|Depth≥0.8mm | – | |||||
| SurfaceTreatment-teethpart | Ra0.4-3.2 | Ra1.6-12.5 | |||||
| AccuracyGrade(GB) | Level≥6 | ||||||
| PermissibleDeviation | ≥0.005mm | ≥0.01mm | |||||
Product Description
| WORMWEELSETACCEPTED | ZA/ZI/ZN/ZK/ZC | ||||||
| PART | CODE | DESCRIPTION | PRODUCTIONRANGE | ||||
| A | CentreDistance | Fixed/Adjustable | |||||
| α | TransmissionAngle | 20°/Custom | |||||
| M | Module | 1/2-Leadwormwheelset(Thicknessonteethischanging) | |||||
| L/R | RotationDirection | Levo/Dextro-Rotation | |||||
| WormShaft | d1 | WormShaftPitchDiameter | Custom | ||||
| Z1 | ThreadsNumber | 1/2/4 | |||||
| λ | Leadangle | 1/2-Leadwormwheelset(Thicknessonteethischanging) | |||||
| WormGear | d2 | WormGearPitchDiameter | Custom | ||||
| Z2 | ToothNumber | Custom | |||||
| x2 | ModificationCoefficient | Custom | |||||
| Custom | Wewillsendyouourfeedbackin2-5workingdays | ||||||
| SERVICEPROVIDED | |||||||
| 1.HelpcustomertoDESIGNandPROMOTEdrawings | |||||||
| 2.SAMPLESareavaliablebeforemassiveprodution | |||||||
| 3.Dimensionandmaterialinspectionreportsareavaliableafterproduction | |||||||
| 4.Theprojectprogresswillbereportedtocustomerweekly | |||||||
| 5.Shipmentcanbearrangedbyusorcustomerinadvance7daysbeforefinish | |||||||
| 6.Productphotos,shippinglistsandreportswillbesenttocustomerwhenfinishtheorder | |||||||
| 7.Welcomeinspectionbyyouorthirdparty | |||||||
| PRODUCTSAVAILABLE | |||||||
| WormWheelSet | Shaft | ||||||
| WormGear | |||||||
Production Process
| WORMSHAFT | WORMGEAR | QUALITYCONTROL | |||||
| RawMaterial | Cutting | Casting | Materialcompositiontest | ||||
| RoughMachining | CNC | CNC | Dimensions&Concentricity Measurement |
||||
| GearHobbing | CNC | CNC | ToothBearing&GearRun OutTest |
||||
| Heattreatment | TemperingandQuenching/ Highfrequency/Carburizing/ Nitriding/etc. |
– | SurfaceHardness&Depth Measurement |
||||
| FineMachining | CNC | CNC | Dimensions&Roughness Measurement |
||||
| FinishGrinding | CNC | – | TeethRoughness Measurement |
||||
| Others | Keycutting/Threads/Chamfer | Drilling/Chamfer | Locations&Dimensions Measurement |
||||
| FinalInspection& TestingFixture |
1.Shaftdimensions | 1.Geardimensions | |||||
| 2.Shafthardness | 2.Gearroughness | ||||||
| 3.Shaftroughness | 3.Teethroughness | ||||||
| 4.Teeththickness | 4.Centredistance | ||||||
| 5.Teethhardness | 5.Customerrequests | ||||||
| 6.Teethroughness | |||||||
| 7.Centredistance | |||||||
| 8.Customerrequests | |||||||
| Packaging | |||||||
Products Application
Company Information
Shanghai Luo-Hong Tunneling Design Firm is a professional DESIGN&TRADING company, we have long-term cooperation with factories. Our company is focus in design and manufacture machinery solutions for TBM logistic and supporting facilities. From years accumulated, we have got large design experience reserves in rolling stock, locomotive and its wheel assembly, coupler, cushion and brake system. In manufacture process aspect, our cooperated factories are specializing in casting, forging, cutting, weldment, drilling, machining, grinding, testing and etc.
For years of export experience and high-qualityproducts, we have established long-term business relations with many customers in Europe and USA.
FAQ
1. What is the difference between POWER and ACCURACY TRANSMISSION worm wheel set
| POWERTRANSMISSION | ACCURACYTRANSMISSION | |||||
| TransmissionRatio(Z2/Z1) | <70 | ≥70 | ||||
| AccuracyGrade(GB) | 7-9 | 5-6 | ||||
| PermissibleRoughness | Shaft:Ra0.4-3.2 | Shaft:Ra0.2-1.6 | ||||
| Gear:Ra1.6-6.4 | Gear:Ra0.8-3.2 | |||||
| Application | Speedreducer/Elevator/etc. | N-Axleturntable/Turnningmachine/etc. | ||||
2. How to choose material for worm wheel set
Generally, the material choice depends on your application. Or you can take some reference from the table below
| ShaftTeethHardness(HRC) | |||||||
| 22-24 | 40#/45#/etc.|Temperingandquenching | ||||||
| 45-55 | 40Cr/40SiMn/45#/etc.|Highfrequency,Inducting | ||||||
| 58-62 | 20Cr/20CrMnTi/20CrNiMo/etc.|Carburizing,Nitriding | ||||||
| WormGearSlidingVelocity(m/s) | |||||||
| ≤2 | Greycastiron/ZQAL9-4/ZQSn6-6-3/ZQSn10-1 | ||||||
| 2-6 | ZQAL9-4/ZQSn6-6-3/ZQSn10-1 | ||||||
| 6-12 | ZQSn6-6-3/ZQSn10-1 | ||||||
| ≥12 | ZQSn10-1 | ||||||
| WormGearMaterial/Performance | Friction | Lubrication | Price | ||||
| GreyCastIron | HT150-250/etc. | Poor | Verypoor | Low | |||
| Brass | H59-90/etc. | Poor-Mid | Poor | Low | |||
| AluminiumBronze | ZQAL9-4/etc. | Mid | Poor | Mid | |||
| Tin-Bronze | ZQSn6-6-3/ZQSn10-1/etc. | Mid-High | Mid-High | Mid-High | |||
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