Tuotekuvaus
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Materiaali |
Aluminum: 2000 series, 6000 series, 7075, 5052, etc. |
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Stainless Steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc. |
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Steel: 1214L/1215/1045/4140/SCM440/40CrMo, etc. |
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Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper. |
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Titanium: Grade F1-F5. |
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Plastic:Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc. |
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Our Services |
CNC Turning, CNC Milling, Laser Cutting, Bending, Spinning, Wire Cutting, Stamping, Electric Discharge Machining (EDM) |
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Pintakäsittely |
Anodized, Bead Blasted, Silk Screen, PVD Plating, Zinc/Nickel/Chrome/Titanium Plating, Brushing, Painting, Powder Coated,Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc. |
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Toleranssi |
±0.002 ~ ±0.005mm |
Yritysprofiili
As a company with a good reputation in the industry, CHINAMFG CHINAMFG has been known for its excellent technical strength and rigorous quality management. We have advanced production equipment and an experienced and skilled professional team, which can meet the needs of customers from product design, production to packaging.
In terms of product production, Desengrui has formed a set of mature production process and quality management system with many years of CNC production experience. We can not only provide customers with customized product production services, but also mass production according to customer requirements to ensure product quality and delivery time.
In terms of foreign trade services, Desengrui adheres to the service concept of “customer first”, is committed to providing customers with high-quality, efficient and professional services, and provides customers with a full range of services including market research, product positioning, sales strategy, etc. We are familiar with the rules and procedures of international trade, which can help customers avoid risks, reduce unnecessary losses, and maximize profits.
In the future, Desengrui will continue to uphold the service concept of “service first, customer is God”, constantly improve its own strength, and create more value for customers. We look CHINAMFG to working with our customers to create a better future.
Our main products are precison machining, CNC machining, forging, stamping & die casting parts.
Our products and services are involved in: Mechanic industry, Automatic production line, Telecommunication equipment, Automatic specialized industrial equipment, etc. And we are very rich experienced in many kinds of materials maching, such as such as AL5052/6061/6082/7075, SUS303/304/316/316L, SS440C, Carbon Steel, Alloy Steel, Brass, Copper, Bronze, Titanium. Our products have been sold well to USA, Canada, Germany, UK, Switzerland, Belgium, Isreal.
Edut
UE(user experience)
Sertifioinnit
Pakkaus ja toimitus
Our packaging depends on what packaging you need, we can do it all
Some of our samples
Here are some of our products, please contact us if you are interested!
After Sales Service
From production to shipment, the product has gone through 3 quality inspection processes. If you still receive the goods with problems, please contact us immediately, we will deal with it
Usein kysytyt kysymykset
Q1: Where is your factory?
DSR: We are located in HangZhou, ZheJiang Province, China.
Q2: What information do I need to provide to get a quote?
DSR: Product drawings (material, structure, size, surface treatment requirements, etc.) and MOQ.
Q3: What is the minimum order quantity?
DSR: You can make as many as you want. I just need to remind you that there is a world of difference between the price of 1 and the price of 1,000.
Q4 Can you provide free samples?
DSR: Sure, but you’ll have to pay for the sample and return it when you order it. Our engineers work very hard to make samples. If there are no follow-up orders, I think they will be very sad.
Q5:DSRJBD: Usually 5-15 days. It depends on the quantity you order
Q6: Is it safe to send you my painting? Would you divulge the secrets of my design?
DSR: Yes, we can CHINAMFG a confidentiality agreement in advance before you send the drawings
Q7: How do I know the progress of my project without going to the factory?
DSR: You can always ask our sales staff to provide you with photos and videos.
Q8: There are some other questions I’d like to know.
DSR: Don’t hesitate. Please contact us immediately. It’s our pleasure to talk to you. I hope we can cooperate
Thank you for watching our products, and look CHINAMFG to working with you for CHINAMFG cooperation
| Sovellus: | Moottori, sähköautot, moottoripyörät, koneet, merikoneet, lelut, maatalouskoneet, autot |
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| Kovuus: | Kovettunut hampaan pinta |
| Vaihteiston asento: | Ulkoinen vaihde |
| Näytteet: |
US$ 5/Piece
1 kpl (vähimmäistilaus) | Order Sample |
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| Mukauttaminen: |
Saatavilla
| Mukautettu pyyntö |
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Toimituskulut:
Arvioitu rahti yksikköä kohden. |
toimituskuluista ja arvioidusta toimitusajasta. |
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| Maksutapa: |
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Ensimmäinen maksu Täysi maksu |
| Valuutta: | US$ |
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| Palautus ja hyvitykset: | Voit hakea hyvitystä 30 päivän kuluessa tuotteiden vastaanottamisesta. |
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Mitä voiteluaineita kierukkavaihteet tarvitsevat?
Oikea voitelu on välttämätöntä vinohampaisten vaihteiden optimaalisen suorituskyvyn ja pitkän käyttöiän kannalta. Vinohampaisten vaihteiden voiteluvaatimukset riippuvat tekijöistä, kuten käyttöolosuhteista, vaihteiden materiaaleista ja valmistajan suosituksista. Tässä on yksityiskohtainen selitys vinohampaisten vaihteiden voitelun huomioitavoista:
- Voiteluaineen valinta: Vinohampaisten vaihteiden voiteluaineen valinnan tulisi perustua tekijöihin, kuten käyttölämpötilaan, kuormitukseen, nopeuteen ja ympäristöolosuhteisiin. Yleisesti käytettyjä vinohampaisten vaihteiden voiteluaineita ovat mineraaliöljyt, synteettiset öljyt ja rasvat. Tarkista vaihdevalmistajan tiedot tai alan standardit määrittääksesi sopivan voiteluaineen viskositeetin ja tyypin tiettyyn sovellukseen.
- Viskositeetti: Voiteluaineen viskositeetti on tärkeä parametri, joka vaikuttaa voitelukalvon paksuuteen ja kykyyn erottaa hammaspyörän pinnat toisistaan. Viskositeetti tulisi valita käyttöolosuhteiden perusteella ottaen huomioon tekijät, kuten lämpötila, nopeus ja kuormitus. Korkeamman viskositeetin voiteluaineita käytetään tyypillisesti raskaissa sovelluksissa tai korkeissa lämpötiloissa, kun taas matalamman viskositeetin voiteluaineet voivat sopia kevyemmille kuormille tai pienemmille nopeuksille.
- Äärimmäisen paineen (EP) lisäaineet: Kierrevaihteet, erityisesti ne, jotka toimivat suurilla kuormilla tai joilla on suuret liukunopeudet, voivat hyötyä äärimmäisen paineen (EP) lisäaineita sisältävistä voiteluaineista. EP-lisäaineet auttavat vähentämään kitkaa ja kulumista muodostamalla suojakalvon vaihteiden pinnoille, estäen metallien välisen kosketuksen ja minimoimalla naarmuuntumisen tai naarmuuntumisen riskin. EP-lisäaineet ovat erityisen tärkeitä teollisuuskoneiden, autojen vaihteistojen ja vaihdelaatikoiden kierrevaihteille.
- Voitelumenetelmä: Vinohampaisten hammaspyörien voitelumenetelmä voi vaihdella hammaspyörän rakenteen ja käyttötarkoituksen mukaan. Yleisiä menetelmiä ovat roiskevoitelu, öljykylpyvoitelu, pakkokiertovoitelu ja öljysumuvoitelu. Voitelumenetelmän tulisi varmistaa, että riittävä määrä voiteluainetta saavuttaa hammaspyörän ristikon asianmukaisen voitelun, jäähdytyksen ja roskien poiston varmistamiseksi käytön aikana.
- Voiteluväli: Säännöllinen voiteluhuolto on ratkaisevan tärkeää vinohampaisille vaihteille. Voiteluvälit tulee määrittää sellaisten tekijöiden perusteella kuin vaihteen käyttöolosuhteet, voiteluaineen tyyppi ja vaihdevalmistajan suositukset. Säännölliset tarkastukset tulisi suorittaa voiteluaineen kunnon seuraamiseksi, epäpuhtauksien tai heikkenemisen tarkistamiseksi ja voiteluaineen lisäämiseksi tai vaihtamiseksi tarvittaessa.
- Voiteluaineen oikea käyttö: Kun levität voiteluainetta vinohampaisiin hammaspyöriin, varmista, että hammaspyörän hampaat ja laakerit on päällystetty riittävästi. Kiinnitä huomiota suuren kitkan ja kosketuksen alueiden, kuten hammaspyörän ristikon ja hammasjuurien, voiteluun. Noudata hammaspyörän valmistajan suosituksia tai ohjeita oikean voitelutekniikan suhteen, johon voi kuulua esimerkiksi öljykylpyvoitelu, tippuvoitelu tai keskusvoitelujärjestelmät.
- Saastumisen torjunta: Likaantuminen voi vaikuttaa merkittävästi vinohampaisten hammaspyörien suorituskykyyn ja käyttöikään. Ryhdy toimenpiteisiin estääksesi epäpuhtauksien, kuten lian, pölyn, kosteuden ja metallihiukkasten, pääsyn hammaspyöräjärjestelmään. Käytä asianmukaisia tiivistysjärjestelyjä, suodatusjärjestelmiä ja säännöllisiä huoltotoimenpiteitä pitääksesi voiteluympäristön puhtaana ja epäpuhtaana.
On tärkeää huomata, että voiteluvaatimukset voivat vaihdella hammaspyörän rakenteen, materiaalien ja käyttöolosuhteiden mukaan. Tutustu aina hammaspyörän valmistajan suosituksiin ja alan standardeihin sekä keskustele voiteluasiantuntijoiden tai insinöörien kanssa sopivimman voitelumenetelmän määrittämiseksi hammaspyöräsovellukseesi.
What are the potential challenges in designing and manufacturing helical gears?
Designing and manufacturing helical gears can present various challenges that need to be addressed to ensure optimal performance and durability. Here’s a detailed explanation of the potential challenges encountered in designing and manufacturing helical gears:
- Complex Geometry: The geometry of helical gears is more complex compared to other gear types. The helical tooth profile requires precise calculations and manufacturing techniques to achieve the desired gear performance. Designers must account for factors such as helix angle, lead angle, tooth shape modification, and tooth contact pattern optimization. The complex geometry adds challenges to both the design and manufacturing processes.
- Manufacturing Accuracy: Achieving the required manufacturing accuracy for helical gears can be challenging. The gear teeth must have precise profiles and dimensions to ensure proper meshing and load distribution. The manufacturing processes, such as gear cutting (e.g., hobbing or grinding), must be carefully controlled to achieve the desired tooth geometry, surface finish, and dimensional accuracy. Maintaining tight tolerances and minimizing manufacturing variations are crucial to ensure the gears meet the design specifications.
- Axial Thrust and Bearing Considerations: Helical gears generate axial thrust forces due to the helix angle. The axial thrust can affect gear performance and may require additional measures to properly manage. Adequate bearing selection and support systems must be designed to accommodate the axial loads and ensure smooth gear operation. Consideration should also be given to the potential thrust-induced axial movement and its impact on gear alignment and system performance.
- Noise and Vibration: Helical gears can produce noise and vibration during operation, particularly if not designed or manufactured correctly. Factors such as improper tooth contact, misalignment, or excessive gear backlash can contribute to increased noise and vibration levels. Designers and manufacturers must carefully analyze and optimize the gear geometry, tooth contact patterns, and manufacturing processes to minimize noise and vibration and ensure quieter operation.
- Lubrication Challenges: Proper lubrication is critical for the smooth operation and longevity of helical gears. However, the helical tooth profile can pose challenges for lubricant distribution. The inclined teeth create a sliding action that may affect lubricant film formation and retention. Ensuring adequate lubrication to all gear surfaces, including the tooth flanks and root fillets, becomes important. Designing efficient lubrication systems and selecting appropriate lubricants that can withstand the sliding action and provide sufficient film thickness is crucial.
- Heat Dissipation: Helical gears can generate significant heat during operation, especially at high speeds or under heavy loads. Effective heat dissipation is essential to prevent overheating and premature wear. Designers and manufacturers need to consider heat dissipation mechanisms, such as proper housing design, cooling methods, and suitable materials with good thermal conductivity. Adequate ventilation and lubrication systems should also be designed to facilitate heat dissipation and maintain optimum operating temperatures.
- Tooling and Equipment: Manufacturing helical gears often requires specialized tooling and equipment. The gear cutting processes, such as hobbing or grinding, may necessitate specific tools, cutters, or grinding wheels. These tools must be properly selected, calibrated, and maintained to achieve accurate tooth profiles and finishes. The availability of suitable tooling and equipment, as well as the expertise to operate and maintain them, can be a challenge for gear manufacturers.
- Cost Considerations: Designing and manufacturing helical gears can involve higher costs compared to simpler gear types. The complexity of gear geometry, precision manufacturing requirements, specialized tooling, and additional considerations such as bearing support or noise reduction measures can contribute to increased production costs. Balancing the desired gear performance with cost considerations can be challenging for designers and manufacturers.
By addressing these potential challenges through careful design, precise manufacturing processes, and proper selection of materials and lubrication, engineers can overcome the complexities associated with designing and manufacturing helical gears and ensure high-quality gears that meet performance requirements and deliver long-term reliability.
Are there different types of helical gears available?
Yes, there are different types of helical gears available to meet specific application requirements. Here’s a detailed explanation of some common types of helical gears:
- Parallel Helical Gears: Parallel helical gears are the most commonly used type of helical gears. In this configuration, two helical gears with parallel axes are meshed together. They transmit power and motion between parallel shafts. Parallel helical gears provide smooth operation, high load-carrying capacity, and efficient power transmission.
- Double Helical Gears (Herringbone Gears): Double helical gears, also known as herringbone gears, have two sets of helical teeth that are placed in a V-shaped configuration. The V-shaped teeth face each other, with a groove or gap in the middle. This design cancels out the axial thrust that is generated by the helical gear’s inclined teeth. Double helical gears are often used in applications that require high torque transmission and axial load balancing, such as heavy machinery and marine propulsion systems.
- Crossed Helical Gears (Screw Gears): Crossed helical gears, also referred to as screw gears, involve the meshing of two helical gears with non-parallel and non-intersecting axes. The gears are oriented at an angle to each other, typically 90 degrees. Crossed helical gears are used in applications where shafts intersect or when a compact and non-parallel gear arrangement is required. They are commonly found in hand drills, speedometers, and some mechanical watches.
- Skew Gears: Skew gears are a type of helical gear in which the gear teeth are cut at an angle to the gear axis. The angle of the teeth can vary, allowing for different degrees of skew. Skew gears are used in applications where the axes of the mating gears are neither parallel nor intersecting. They can transmit power between non-parallel and non-intersecting shafts while accommodating misalignments.
- Helical Rack and Pinion: A helical rack and pinion system consists of a helical gear (pinion) that meshes with a linear gear (rack). The pinion is a cylindrical gear with helical teeth, while the rack is a straight bar with teeth that mesh with the pinion. This configuration is commonly used in applications that require linear motion, such as CNC machines, robotics, and rack and pinion steering systems in automobiles.
- Variable Helix Gears: Variable helix gears have a unique tooth profile where the helix angle varies along the face width of the gear. The varying helix angle helps to reduce noise, vibration, and backlash while maintaining smooth operation and load distribution. These gears are often used in high-performance applications where noise reduction and precise motion control are critical.
The specific type of helical gear used depends on factors such as the application requirements, load conditions, space limitations, and desired performance characteristics. Manufacturers often provide various options and customizations to meet specific needs.
It’s important to note that the design and manufacturing of helical gears require careful consideration of factors such as tooth profile, helix angle, lead angle, module or pitch, pressure angle, and material selection. These factors ensure proper gear meshing, load distribution, and efficient power transmission.
In summary, different types of helical gears, including parallel helical gears, double helical gears (herringbone gears), crossed helical gears (screw gears), skew gears, helical rack and pinion systems, and variable helix gears, are available to cater to a wide range of applications. Each type has its unique characteristics and advantages, allowing for optimized performance and reliable power transmission in various industries and machinery.
editor by CX 2023-10-21
