The new machines generally go through the factory inspection and running to meet the technical requirements of the product. After installed must further run-in period for the general provisions 2000-3000km or 50-100h, mainly to improve the quality of fit Friction surfaces.
Wear parts according to the characteristic curve known, the running-in period of the machine parts wear out quickly, this is due to the new process of the part surface is rough, uneven wear generating meshingly, the peeling off of the metal or oxide formed severe abrasive wear . Therefore, the new machine must be running - according to certain procedures and technical requirements process.
The new machine according to the technical requirements driving the speed limit, load limit and change the off road rough terrain forklift oil, and pay attention to maintaining good thermal (cooling water temperature 80-90 ℃) driving and normal oil pressure, non-sudden boom throttle, which can greatly reduce with deputy the amount of wear of the friction surface, to improve the life of the part. Avoid and reduce premature failure.
The results from the wear of the cylinder, piston rings and other parts of the watch, two-thirds are caused when you start, from the start to the amount of lubricating oil into the friction surface wear this time 2/3 of the total amount of wear.
Low temperature operation, the lubricating oil is very thick, difficult to enter the friction surface; due to poor lubrication, lubricating oil drain between the friction surfaces and the formation of dry friction, wear particularly severe; from high sulfur fuel 2 Ton Diesel Forklift Truck oil, gas and acid anhydride more, at the cooling water temperature is low, the cylinder wall will form acids, resulting in a strong etching cylinder wall; low temperature of the piston, and the thermal expansion has not yet occurred, and the gap between the cylinders is also large. In the above case, the lateral movement of the piston also increases, the occurrence of a large piston ring in the groove ran. At this point, if a sudden load increase, will increase the wear of the components.
Forklift industrial handling vehicles, refers to a variety of pieces of pallet handling wheeled vehicle loading and unloading, stacking and short-distance transport operations. International Organization for Standardization ISO / TC110 called industrial vehicles. Commonly used in warehousing and transport large objects, usually fuel or battery-powered machines.
2014年12月28日星期日
2014年11月19日星期三
Diesel forklift clutch maintenance
Truck clutch release bearings work very frequently, the number of its damage in the truck accounted for a large proportion of failures, such as a better driver operation, maintenance and timely to make this bearings three months or so, but in the repair must also be incumbent new. If the low level driver technology, was driving the China rough terrain forklift almost every month separation bearing damage, but also damage after damage to other components, such as separation lever and clutch plates and so on.
The reason is easy to damage the clutch release bearing where? In practical experience, despite a strict separation of bearings require drivers to drip once a day to oil, which is not only complicated operation, and bearing still often damaged. The analysis that, due to the high temperature of the engine is transmitted to the separation of the bearing, together with the high-speed rotation of the bearing will produce a high temperature, under such conditions the lubricating oil is hard to remain in the bearing, the bearing operating
continuously at high temperature, and because of the lubrication conditions are not Well, resulting in frequent release bearing easily damaged.
According to the above question, also experimenting with the bearing grease on the inside is heated so that the grease penetrate into the bearing, so that after treatment, although can be filled with grease diesel forklift trucks, but because of the grease structure by heat treatment after the destruction of its performance more significant reduction, the effect of using this method is far from ideal, bearing life has not been extended. We have to grease gun nozzle with a sharp separation of bearing direct injection butter. Then installed on the car, has been observed to detect, bearing life greatly extended. The oiling method has received satisfactory results, but the operation is more complex. And then explore the
disintegration of the engine is not the case, add the butter, first in the 475 C-type engine trial success, then type in the 475C and 480,492 engines a trial, both received very good results. After repeated practice, improve, lessons, and ultimately the formation of a relatively simple oiling method of operation, the specific process is as follows:
A: In the disintegration of the engine is not oiling method: First, open the clutch cover, the concept of separation of bearing wear check, if confirmed bearing no damage or wear is not exceeded, then remove the clutch pedal, adjust the rod axis pin, so that separation of the bearing and its seat back to the last position, the bearing bore butter filling with the needle nose grease gun until the bearing oil spill, and then a little bit of rotation bearings, grease again, repeat the above work, a little butter until around the YTO forklift
has an overflow, then bearing rotation, observe the oil, if they feel the bearing rotation
resistance, that they have filled in the bearing grease. Then clear separation of bearing a small amount of butter throughout the overflow to remove the pin and reassemble the clutch cover, etc.
Two: the disintegration of the engine oiling method exposed engine disintegration release bearings and bearing assemblies, to separate the bottom of the bearing inner ring with a small hole refueling beak grease gun, bearing grease overflow when rotating bearing until the bearing circle Overflow can have butter.
The reason is easy to damage the clutch release bearing where? In practical experience, despite a strict separation of bearings require drivers to drip once a day to oil, which is not only complicated operation, and bearing still often damaged. The analysis that, due to the high temperature of the engine is transmitted to the separation of the bearing, together with the high-speed rotation of the bearing will produce a high temperature, under such conditions the lubricating oil is hard to remain in the bearing, the bearing operating
continuously at high temperature, and because of the lubrication conditions are not Well, resulting in frequent release bearing easily damaged.
According to the above question, also experimenting with the bearing grease on the inside is heated so that the grease penetrate into the bearing, so that after treatment, although can be filled with grease diesel forklift trucks, but because of the grease structure by heat treatment after the destruction of its performance more significant reduction, the effect of using this method is far from ideal, bearing life has not been extended. We have to grease gun nozzle with a sharp separation of bearing direct injection butter. Then installed on the car, has been observed to detect, bearing life greatly extended. The oiling method has received satisfactory results, but the operation is more complex. And then explore the
disintegration of the engine is not the case, add the butter, first in the 475 C-type engine trial success, then type in the 475C and 480,492 engines a trial, both received very good results. After repeated practice, improve, lessons, and ultimately the formation of a relatively simple oiling method of operation, the specific process is as follows:
A: In the disintegration of the engine is not oiling method: First, open the clutch cover, the concept of separation of bearing wear check, if confirmed bearing no damage or wear is not exceeded, then remove the clutch pedal, adjust the rod axis pin, so that separation of the bearing and its seat back to the last position, the bearing bore butter filling with the needle nose grease gun until the bearing oil spill, and then a little bit of rotation bearings, grease again, repeat the above work, a little butter until around the YTO forklift
has an overflow, then bearing rotation, observe the oil, if they feel the bearing rotation
resistance, that they have filled in the bearing grease. Then clear separation of bearing a small amount of butter throughout the overflow to remove the pin and reassemble the clutch cover, etc.
Two: the disintegration of the engine oiling method exposed engine disintegration release bearings and bearing assemblies, to separate the bottom of the bearing inner ring with a small hole refueling beak grease gun, bearing grease overflow when rotating bearing until the bearing circle Overflow can have butter.
2014年9月23日星期二
demand growth YTO forklift
Since the second half of 2009, driven by the government's 4 trillion yuan of investment as well as the strong role of macro-control, the economy seems to have started to All Terrain Forklift recover quickly rebounded. In the case of European countries struggling with negative growth or a 1% to 2% of low growth, China still achieved 8.7 percent growth, which seems to be a miracle. In the field of construction machinery,
belong to the "boss" of the construction machinery to recover first, and the "little brother" reaction --Diesel Rough Terrain Forklift Truck seems to always belated: until later in September, just back to life, every month compared with the same period in 2008, began to double-digit growth in the last five months of total sales in the domestic market grew by 54% over 2008. If this increase in the second half of 2008 due to an industry downturn, then the figure than in 2007 after five months of sales still grew by 8%, and ultimately to total more than 114,000, and a new record high.
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