בית תיבת הילוכים הפוך בדיוק גבוה לקטרים

אֲנִיThe reversing and transfer gearbox serves as a very important component within a locomotive’s mechanical transmission system. As the main structural support for gears, shafts, bearings, as well as the lubrication system, אתReversing Gearbox Housing plays a decisive role in maintaining stable torque transmission, enabling reliable direction changes between forward and reverse, and ensuring long-term operational safety.

OurReversing Gearbox Housing units are manufactured from high-strength ductile iron or cast steel, and they undergo stringent machining and inspection processes to satisfy the rigorous requirements of modern railway applications.

1.Technical Features of the Reversing Gearbox Housing

ה Reversing Gearbox Housing exhibits high structural strength and excellent fatigue resistance. לְמָשָׁל, it utilizes high-grade ductile iron such as QT450-10 or QT500-7, which provides excellent tensile and yield strength along with good impact resistance. בְּנוֹסַף, the material offers high vibration damping capacity and maintains stable mechanical performance even under heavy alternating loads. יֶתֶר עַל כֵּן, through optimized rib structures and reinforced bearing seats, the housing guarantees extended service life in demanding operating environments.

יֶתֶר עַל כֵּן, precision machining is essential for maintaining accurate gear alignment. לְמַעֲשֶׂה, the dimensional accuracy of theReversing Gearbox Housing directly influences gear meshing quality and noise levels. Accordingly, we employ CNC milling and boring, multi-surface positioning, and precise bearing seat machining with tight tolerance control, typically within ±0.02–0.05 mm. כתוצאה מכך, this ensures correct alignment of gears and shafts, which reduces vibration and minimizes transmission losses.

Another important feature is the reliable sealing and lubrication protection integrated into the design. Since a reversing gearbox requires consistent lubrication for safe long-term operation, אתReversing Gearbox Housing incorporates a labyrinth sealing structure along with standard oil-seal grooves. במקביל, internal oil passages and smoothly finished casting surfaces promote efficient oil return flow. לָכֵן, this design prevents oil leakage and contamination, contributing to consistent and reliable performance.

2.Function of the Reversing Gearbox Housing

ה Reversing Gearbox Housing fulfills several core functions within the locomotive transmission system. קוֹדֶם כֹּל, it carries and protects the internal gear sets and bearings.

שֵׁנִית, it maintains precise alignment among all rotating components.

בנוסף, the housing supports the reversing function, which allows the locomotive to switch between forward and reverse output. It also transfers power from the engine to the axle system via matching gears.

לְבָסוֹף, the housing ensures reliable vibration resistance during high-load and long-term operations. לסיכום, את Reversing Gearbox Housing acts as the structural backbone of the locomotive’s mechanical transmission.

3.Manufacturing Process of reversing gearbox housing

We produce high-quality Reversing Gearbox Housing castings using advanced manufacturing techniques. מלכתחילה, we employ casting technologies such as V-Process vacuum molding and resin sand casting, supplemented by special heat treatments to guarantee uniform hardness and dimensional stability. Consequently, the casting process delivers low porosity, a sound internal structure, high surface quality, and strong mechanical properties.

לְאַחַר מִכֵּן, machining is performed on CNC machining centers, where boring and milling of mating surfaces are carried out with high precision. Following this, each housing undergoes coordinate measurement and a full dimensional accuracy check.

לְבָסוֹף, inspection includes MT/UT nondestructive testing, roughness and hardness measurements, and strength tests. Importantly, final dimensional inspection is conducted using a CMM. כתוצאה מכך, everyReversing Gearbox Housing is delivered with verified performance and fully traceable quality documentation.

4. Typical Material Properties (Example: QT450-10)

(Values may vary depending on customer specifications.)

5.Packaging and Delivery

Each Reversing Gearbox Housing is packaged thoroughly to ensure safe transit. Specifically, we apply anti-rust oil and protective plastic film before placing the housing in a custom wooden case with shock-proof padding. This packaging approach guarantees corrosion protection and safe long-distance shipping

פרופיל החברה

Luoyang Fonyo Heavy Industries Co., בע"מ, נוֹסַד בְּ 1998, covers an area of 72,600㎡ and employs over 300 staff, לְרַבּוֹת 32 skilled technicians—5 senior engineers, 11 עוזרי מהנדסים, ו 16 טכנאים. Our company has been recognized multiple times as the Luoyang Engineering Technology Center, Luoyang Technology R&מרכז D, ומפעל היי-טק לאומי.

עם כושר ייצור שנתי של 30,000 טונות, we specialize in design, casting, עיבוד שבבי, assembly, and inspection of large-scale castings for the railway and wind power industries. Our main products include cast steel and cast iron (ברזל אפור, ברזל רקיע, וכו') for locomotives, קרונות רכבת, רכבות מהירות, ציוד כרייה, and wind turbines.

Equipped with advanced design capabilities, precise casting processes, comprehensive machining, and rigorous quality inspection, we ensure each product meets the highest industry standards. בנוסף, we provide professional after-sales support to guarantee customer satisfaction.

Our products have been exported to over 10 countries, כולל רוסיה, ארצות הברית, גֶרמָנִיָה, ארגנטינה, יַפָּן, צָרְפַת, דרום אפריקה, ואיטליה, demonstrating our strong international presence in heavy industrial castings.

שאלות נפוצות

שאלה 1: האם אתה יצרן או חברת סחר?
א: We are a professional manufacturer. נוֹסַד בְּ 1998, we have nearly 30 שנות ניסיון בתעשיית הליהוק. Our facility covers 72,600㎡, עם שטח בניין מפעל של 51,000㎡.

שאלה 2: מהם המוצרים העיקריים שלך?
א: We specialize in יציקת פלדה, יציקת ברזל (כולל ברזל אפור וברזל רקיע), עיבוד מוצר מוגמר, והרכבת רכיבים. Our products serve industries such as railway locomotives, קרונות רכבת, רכבות מהירות, ציוד כרייה, וכוח הרוח.

שאלה 3: How precise can you produce casting parts?
א: We are capable of producing casting parts using various casting processes with high precision. All production strictly complies with ISO 9001, ISO 14001, ISO 45001, IN 15085, ו- IRIS תקנים.

שאלה 4: Can you produce according to samples or drawings?
א: כֵּן, we can manufacture parts based on your samples or technical drawings. אם צריך, we can also create professional drawings for you from your samples.

שאלה 5: How do you ensure quality control before delivery?
א: Quality control is critical for ensuring the reliability of our castings. We conduct three stages of inspection throughout the production process. Before delivery, we provide clients with material test reports, דוחות בדיקת מימדים, ודוחות בדיקת מאפיינים מכניים to guarantee product quality.

For more information about our products, אנא אל תהסס לפנות אלינו.
אֶלֶקטרוֹנִי:[email protected]
נייד: +86 15515351287