كسارة الحجر المتنقلة هي حل معياري أكثر شمولاً ومنهجية ومرونة تقدمه الشركة للعملاء. وهي مجهزة بمعدات مضيفة مخصصة عالية الأداء، مع حجم صغير وقوة معالجة قوية؛ يعتمد الإطار على تصميم شعاع مستقيم بسيط ومجهز بدعائم ثابتة قابلة للتعديل. يتمتع الإطار بثبات جيد ويمكن تركيبه ونقله بسرعة عدد كبير من السيور الناقلة المركبة لديها اتصال ونقل أكثر معقولية وموثوقية، ويمكن تركيبها واستخدامها بسرعة، ويتم اعتماد نظام التحكم الكهربائي المتكامل لضمان التشغيل الفعال والمستقر لخط الإنتاج.
تلتزم الشركة دائمًا بمعدات سحق التعدين ومعدات صنع الرمل ومعدات الطحن الصناعية، وتوفير حلول عالية الجودة للرمل والحصى ومجموعات كاملة من المعدات للمشاريع الهندسية واسعة النطاق مثل الطرق السريعة والسكك الحديدية والمياه والكهرباء، إلخ. ، وتسعى جاهدة لممارسة التصنيع الدقيق المحلي والتخطيط العلمي العالمي، مع اعتبار آسيا المنطقة النائية والعملاء المشعين حول العالم. بعد أكثر من 30 عامًا من التطوير، نجحت العديد من منتجات الشركة في اجتياز العديد من شهادات الجودة الدولية مثل الشهادة الدولية ISO9001:2015، وشهادة الاتحاد الأوروبي CE، وشهادة GOST الروسية. بعد ذلك، في السعي لتحقيق التميز، سنستمر في استخدام منتجات عالية الجودة والتكنولوجيا الاحترافية والخدمات المخلصة لمساعدة العملاء على خلق قيمة أكبر، واستخدام الإجراءات العملية لمواصلة تعزيز البناء البيئي للحضارة الإنسانية.
·In this study a discrete numerical model is proposed for two dimensional ultrasonic assisted grinding 2D UAG of silicon carbide SiC to describe the dynamic cutting behaviors and a grinding force model considering the material removal mechanism is
·The grinding force of bone materials is mainly studied from two aspects cutting parameters and grinding mechanism Zhu et al and Babbar et al In terms of establishing a grinding force model on the basis of a grinding mechanism Zou et al used a single abrasive particle as the research object and successfully established a grinding force
Two dimensional ultrasonic assisted grinding 2D UAG is generally considered as an effective machining method for hard and brittle materials However due to the complicated grinding kinematics and material removal behaviors the surface generation mechanism in 2D UAG still has not been elaborately addressed In this study a numerical model considering the dynamic
·Edge surface grinding has been widely applied in achieving functional surfaces and repairing the damage surfaces of carbon fiber reinforced plastic CFRP composites especially with complex three dimensional features The conventional surface grinding CSG usually generates surface damages leading to reduced service life and load carrying capability
·Previous MD simulations on the removal mechanism of SiC crystals have focused on single abrasive which is quite different in real polishing processes where multi abrasives were ploughing at nano scale In both grinding and polishing processes the high surface quality is achieved by a large amount of abrasive particles cutting into the workpiece
·A new numerical model was developed which will describe the micro interacting situations between grains and workpiece material in grinding contact zone The model was established based on a series of reasonable assumptions the critical conditions of starting points of plowing and cutting stages and the redefined grinding contact zone
·Self excited regenerative vibration a well known endogenous excitation mechanism has a critical influence on material removal behavior and ground surface generation in a precision grinding process During ultrasonic vibration assisted grinding UVAG one dimensional or two dimensional ultrasonic vibration exerted to abrasive wheel or workpiece in
·Grinding a critical precision machining process for difficult to cut alloys has undergone continual technological advancements to improve machining efficiency However the sustainability of this process is gaining heightened attention due to significant challenges associated with the substantial specific grinding energy and the extensive heat generated
·A tentative study from the perspective of abrasive grain geometry in this paper is conducted to investigate the specific energy and energy efficiency for clarifying the robotic belt grinding mechanisms The energy efficiency model is established based on the friction coefficient model of the single spherical grain then the experiments and simulation are implemented to
·To overcome this problem an improved cutting force model is developed to analyze and assess the force controlled robotic abrasive belt grinding mechanisms based on the experimental observation of the over and under cutting phenomenon on the cut in
·A grinding wheel with orderly micro grooves is a new type of structured grinding wheel for grinding narrow deep slots It can improve the carrying capacity of the coolant in the grinding zone effectively The wear and evolution of grains directly determine the sharpness of the grinding wheel and this affects the grinding performance in terms of efficiency surface
·When the cutting depth is small the apparent pressure of the grinding wheel increases For larger cutting depths the grinding wheel is severely worn resulting in a decrease in the material removal rate However when the cutting depth does not reach the exposed height of the grinding wheel abrasive the grinding wheel cannot cut effectively
·A tentative study from the perspective of abrasive grain geometry in this paper is conducted to investigate the specific energy and energy efficiency for clarifying the robotic belt grinding mechanisms The energy efficiency model is established based on the friction coefficient model of the single spherical grain then the experiments and simulation are implemented to
·Ultrasonic vibration assisted grinding is an effective method for improving the surface quality of brittle and hard materials The grinding force is one of the key factors affecting the surface quality of the machined surface and this has been investigated both experimentally and theoretically However the influence of process parameters on grinding forces during
·At present grinding is the main processing method so there are many studies on grinding force model Liu et al 2012 studied the cutting mechanism of rotary ultrasonic grinding of brittle materials and considered that the main removal mechanism of brittle materials was brittle fracture and established the cutting force model of rotary
·Ultrasonic vibration assisted grinding UVAG or rotary ultrasonic machining has been investigated both experimentally and theoretically Effects of input variables on output variables in UVAG of brittle materials and titanium Ti have been studied experimentally Models to predict the material removal rate in UVAG of brittle materials have been developed
·Ultrasonic vibration assisted grinding is an advanced method for machining difficult to process materials such as SiCp/Al composites This paper presents a mechanics model for predicting grinding forces in ultrasonic vibration assisted grinding of SiCp/Al composites It consists of side grinding force model and end grinding force model In side grinding force
·The unexpected damages are usually introduced during the machining of carbon fibre reinforced have been experimental investigations on the damage extent for machining thermoset and thermoplastic composites and numerical simulations developed for the cutting characteristics of thermoset studies on the material removal
·Similarly Younis et al [15] proposed a grinding force model composed of sliding force cutting force and ploughing force Based on Werner s and Li s theory Tang et al Therefore based on the research achievements on conventional grinding mechanism and experimental study a theoretical model will be helpful to systematically understand
·In order to reveal the mechanism of grinding force reduction in RUFG of CFRP based on material properties of CFRP the brittle fracture theory approach was adopted and a cutting force model was developed for CFRP in RUFG process The experiments were carried out and found the affect of the input variables for the cutting force in RUFG
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