1. فتحة مدفوعة بنقطة الألم

تؤدي تكاليف التشغيل المتصاعدة وفترات التوقف غير المتوقعة إلى تآكل هوامش الإنتاج الإجمالي أو معالجة المعادن لديك? Key challenges in primary crushing operations often include:
تكاليف ارتداء عالية: Premature failure of manganese steel wear parts under extreme impact loading, مما يؤدي إلى كثرة, expensive changeouts and lost production.
التوقف غير المقرر: Mechanical stress fractures in critical components like the main frame or pitman, resulting in catastrophic failure and days of nonoperation.
تقليل الحجم بشكل غير فعال: Inconsistent feed opening geometry and suboptimal stroke characteristics producing a poorly graded product that strains downstream screening and secondary crushing stages.
الاستهلاك المفرط للطاقة: أقدم, mechanically inefficient jaw crusher designs drawing disproportionate power for their throughput, التأثير بشكل مباشر على مقياس costperton الخاص بك.
تعقيد الصيانة: Timeintensive lubrication and adjustment routines that require skilled labor and extend service windows.

How do you select a primary jaw crusher that delivers not just raw power, but engineered reliability, predictable operating costs, and optimal product shape? The solution requires a focus on robust design fundamentals and measurable performance data.

2. نظرة عامة على المنتج: HEAVYDUTY PRIMARY JAW CRUSHER

This heavyduty primary jaw crusher is engineered for the first stage of reduction in quarrying, التعدين, وتطبيقات إعادة تدوير الهدم. It processes large feed material (up to 1,400mm) إلى متسقة, coarse aggregate product.

سير العمل التشغيلي:
1. تناول الأعلاف: Large runofmine or blasted rock is directed into the deep, nonchoking fixed jaw crushing chamber.
2. سحق الضغط: A robust eccentric shaft drives the moving jaw in an elliptical motion, applying immense compressive force to fracture the material against the stationary jaw.
3. تسريح: Crushed material exits at the bottom through a closedside setting (CSS) that is hydraulically adjustable for precise product size control.

نطاق التطبيق: مثالية للصخور الصلبة (الجرانيت, البازلت), الخامات الكاشطة, والخرسانة المعاد تدويرها. Designed for stationary plant installation or mobile trackmounted configurations.

القيود: غير مناسب للمواد اللزجة أو البلاستيكية. الحد الأقصى لنسب التخفيض عادة 6:1 ل 8:1; for higher ratios, a secondary crushing stage is required.

3. الميزات الأساسية

غرفة التكسير العميق | الأساس الفني: Extended feed opening geometry | المنفعة التشغيلية: Accepts larger feed blocks and increases capacity by up to 10% compared to shallower designs | تأثير عائد الاستثمار: Higher throughput per cycle reduces total operational time for target tonnage

بناء الإطار الثقيل | الأساس الفني: ملفقة من صفيحة فولاذية عالية النزاهة مع التضليع المقوى | المنفعة التشغيلية: Eliminates stress cracking under cyclical loading, ensuring structural integrity over the crusher’s lifespan | تأثير عائد الاستثمار: Avoids catastrophic frame failure and associated replacement costs exceeding typical machine value

لوحة تبديل عدوانية & تصميم الزاوية | الأساس الفني: Optimized nip angle and kinematics | المنفعة التشغيلية: Generates higher crushing forces at the top of the chamber for effective size reduction while minimizing wear particle travel | تأثير عائد الاستثمار: Produces a more cubical product with fewer slabby pieces, improving downstream efficiency

نظام التشحيم المركزي | الأساس الفني: Automated lubrication points for bearings and toggle mechanism | المنفعة التشغيلية: Ensures consistent lubrication of critical wear points from a single station, reducing manual oversight risk | تأثير عائد الاستثمار: Extends bearing life by an average of 1520% and standardizes preventive maintenance routines

تعديل CSS الهيدروليكي & المقاصة | الأساس الفني: Integrated hydraulic cylinders for setting adjustment and uncrushable material release | المنفعة التشغيلية: Allows operators to adjust product size or clear a stall in minutes without manual intervention | تأثير عائد الاستثمار: Reduces downtime for routine adjustments by over 80% مقارنة بأنظمة الرقائق اليدوية

BoltOn Wear Liners | الأساس الفني: Modular cheek plates manufactured from highgrade manganese steel | المنفعة التشغيلية: Simplifies replacement process; liners can be rotated or replaced individually without major disassembly | ROI Impact Cuts liner changeout time by approximately 30%, lowering labor costs and increasing availability

4. المزايا التنافسية

| مقياس الأداء | معيار الصناعة القياسي | This Primary Jaw Crusher Solution | ميزة موثقة |
| : | : | : | : |
| التوفر (الجهوزية) | 9294% (المقرر & غير مجدولة)| >96% التوفر السنوي| +34% تحسين |
| حياة ارتداء المنغنيز (الصخور الكاشطة) | ~450,000 MT per set| 550,000 600,000 MT per set| +22% تحسين |
| استهلاك الطاقة لكل طن سحق| يختلف حسب الموديل; خط الأساس = 100%| Optimized kinematics reduce draw| حتى 7% تخفيض |
| Time for CSS Adjustment/ Clearing| 24 ساعات (يدوي)| <15 دقائق (هيدروليكي)| ~90% تخفيض |

5. المواصفات الفنية

فتح الأعلاف: 1,200مم × 830 مم (47" س 33")
الحد الأقصى لحجم التغذية: 1,000مم (40") طول الحافة
إعداد الجانب المغلق (CSS) يتراوح: 150مم 250 مم (6" 10")
نطاق السعة (يختلف حسب CSS & مادة): 450 750 MT per hour
متطلبات طاقة المحرك: 160 كيلوواط /200 محرك كهربائي HP
الوزن الإجمالي (كسارة فقط): تقريبًا 48 ,000 كجم
مواصفات المواد الرئيسية: Main frame – fabricated steel plate; Jaw dies – premium manganese steel (14%,18%,22% available); Eccentric shaft – forged alloy steel.
نطاق درجة حرارة التشغيل: 30درجة مئوية إلى +45 درجة مئوية (22درجة فهرنهايت إلى +113 درجة فهرنهايت) مع مواد التشحيم المناسبة.

6. سيناريوهات التطبيق

عملية محجر الجرانيت | تحدي: Frequent fatigue cracks in the pitman assembly of existing crushers led to unplanned outages every 12 18 شهور. High vibration also accelerated wear on surrounding structures.| Solution Installation of this heavyduty primary jaw crusher with its reinforced pitman design and stressrelieved frame.| Results Field data shows zero structural failures after 36 أشهر من العملية. Combined with extended wear part life,the operation reported a 17 % reduction in costperton for primary crushing.

Iron Ore Processing Plant Expansion Challenge Required increased primary throughput but had limited space for a larger footprint plant.Solution Implementation of this specific jaw crusher model with its deep chamber design provided higher capacity within a comparable footprint to the older unit.| Results The plant achieved its target 15 % throughput increase without major civil modifications.Product consistency improved,variation in PSD decreased by 8 %, stabilizing secondary circuit feed.

7 الاعتبارات التجارية

Pricing is structured according to configuration:
Base Equipment Tier Includes core crusher with standard manganese jaws,motor base,and drive sheaves.
Optional Features Hydraulic setting adjustment system,dust suppression spray bars automated grease system,and various monitoring sensors(level,درجة حرارة,اهتزاز).
Service Packages are available as annual plans covering scheduled inspections,wearing part discounts,and priority technical support.Financing options include capital lease operating lease,and leaseto own structures typically arranged through third party partners to provide flexibility across project lifespans.A detailed total cost of ownership(TCO analysis is recommended during specification.

8 التعليمات

Q What are the foundation requirements for this stationary primary jaw crusher?
A Detailed civil drawings are provided.The foundation must be capable of supporting at least twice the total dynamic weight of the crusher assembly.Reinforced concrete is standard.

Q How does this crusher handle tramp metal or uncrushable material?
A The integrated hydraulic toggle tensioning system can automatically release then reset allowing uncrushable material pass minimizing risk damage other components compare traditional designs which may require manual clearing

Q Can existing plant conveyors handle discharge from this model?
A Discharge height product gradation must verified against specifications Our engineering team can review your layout ensure compatibility proposed solution

س ما هو التكليف النموذجي للتسليم في المهلة الزمنية?
A For standard models lead time approximately 16 weeks from order confirmation Commissioning supervised our technicians typically requires 5 working days site

Q Are wearing parts interchangeable other manufacturers models?
A No Wearing parts including jaw dies cheek plates designed specifically our chamber geometry kinematics ensure optimal performance safety Using non OEM parts may void warranty affect machine integrity