PRODUCT STRUCTURE AND FEATURES TY25 TON and TY50 TON carbon brush presses
TY25T carbon brush press machine technical table
| TY25T carbon brush press machine technical table | |||||||||
| Basic parameters of press | |||||||||
| Maximum rated pressure: | Maximum press speed | Size control capability | Specific gravity control capability | With Angle Settings | Special note | ||||
| TY25T | 13 times per minute | ±0.04MM | ±0.002G/MM3 | With practical pressure holding settings | Can be used for wire product suppression | ||||
| Pressure presses to suppress actual capacity requirements: | Special note | ||||||||
| Actual maximum pressure: | Maximum pressing speed： | Product size test | Product specific gravity test | Pressure holding time can be set | It can be used to suppress products with thread | ||||
| TY25T | 13per minute | ±0.04MM | ±0.002G/MM3 | ||||||
| Press control and improvement features: | Special note | ||||||||
| Electrical control device | Mechanical components | Other | |||||||
| Programmable controller | Rotary encoder | Frequency converter | Bucket double gap feeding | The roller and shaft are in the form of rolling friction | Pressure maintaining state becomes variable value | Can be used as products with wire | |||
| Requirements for basic configuration of TY25t press | |||||||||
| Function: | Basic considerations for realizing functions | Basic performance of function realization | |||||||
| Suppression capability for long-term operation | Rated TY25t pressure | The allowable pressure for long-term operation is considered as 90% of rated capacity, and 22T is the allowable value for long-term operation | During the warranty period of 12 months after putting into use, no compressor failure (or hidden trouble) caused by insufficient compressive capacity is allowed | ||||||
| Pressing speed | 6-13(per minute) | Adjust different pressing speed corresponding to different fluidity powder to ensure product density and product height size control | The pressure test, size and specific gravity of various brands of powder shall be in accordance with the standards of ± 0.04mm and ± 0.002. This is the index requirement of acceptance, which must be met | ||||||
| Press self protection requirements | Over set pressure shutdown | Prevent mould damage caused by the pressing force exceeding the set value caused by mould sticking | The phenomenon of mould sticking must be set artificially to verify the realization of press overpressure shutdown and mould protection function | ||||||
| Non linked control of over set pressure | When the pressure exceeds the set pressure, the press must be self-locking (forced stop) in continuous operation | It is necessary to set the overpressure artificially to verify the realization of the interlocking self-locking protection function under the overpressure condition | |||||||
| Sensitivity of the overpressure reaction | At present, the reaction of overpressure shutdown lags behind, which does not protect the mold properly. It is often that the press stops and the mold bursts, which is not the real overpressure protection (the mold is not well protected) | It is necessary to set the mold sticking state artificially to verify the realization of the overpressure shutdown and mold protection function of the press | |||||||
| The barrel is short of powder and shut down | The connection mode and installation position of the inductor are improved to improve the current poor use | ||||||||
| Pressure display mode | Electronic watch type | The pressure display is stable and intuitive, and the fault condition is far lower than that of the oil pressure digital display meter, and the maintenance is simple | |||||||
| Pressure sensor installation | Installed on the undercutting device | The punching device is not suitable for mounting the pressure sensor according to the requirements, the error is large, and the die installation is easy to damage the sensor wiring | |||||||
| Pressure monitoring protection | Electric contact pressure control | The adjustment of pressure control value is convenient, visual and reliable | |||||||
| Holding function | Up and down have | ||||||||
| Control electrical requirements | Programmable control (Yonghong brand) | The completion of various functions and actions can be achieved through program settings | It has the following programmable setting items: (1) pressure display / angle display / motor operation display. (2) angle setting; pressure maintaining angle / pushing angle / scissor angle / feeding angle / picking angle. (3) oil pump setting: filling interval time / filling time (quantity) / oil supply fault display and alarm. (4) production statistics: set output / current output / output to zero. (5) alarm: mould sticking / material level / lubricating oil reserve / lubricating pipe The circuit is blocked / the lubricating pipeline falls off / the count reaches the set value / the pressure exceeds the limit / the pressure is under pressure | ||||||
| Motor speed contro | Inverter control (Yonghong brand) | With the product specific gravity and size control and pressing efficiency, it can be well matched (adjusted by pressing speed) | The actual working range of frequency converter: the ratio of pulley diameter between 30Hz and 80Hz | ||||||
| Driving power and variable speed form | Motor + frequency converter | In the past two years, the failure frequency of mechanical transmission increased gradually and the maintenance cost was higher | |||||||
| Angle display function | angle encoder | The application of pressure maintaining, powder filling and thread cutting functions can be effectively guaranteed | The angle encoder can directly display the movement angle value of the moving parts through the control screen | ||||||
| Lubrication fault alarm | Oil circuit pressure monitoring | In case of blocking or falling off of lubricating pipeline, it is necessary to give an alarm in time and effectively (specific implementation scheme) | It is necessary to manually set the blocking and falling off of lubricating pipeline to verify the startup of lubricating fault alarm system | ||||||
| Upward pressing | Yes | ||||||||
| Lubricant selection | Lubricating oil / grease | Two kinds of lubricants can coexist, but the pipeline should be laid for different lubrication points | |||||||
| Lubricating oil driving mode | Electric / manual | It can realize the simultaneous existence of two kinds of lubricant filling methods and carry out targeted treatment | Electric drive lubricating pump: programming control (screen setting form) must be realized in interval time and filling quantity. Manual drive lubricating pump: manual filling | ||||||
| Uniformity of mould installation dimension | Die interchangeability | Our company 20t and 25t press mould installation size needs to be unified, easy to mould processing and exchange | Mold interchangeability verification | ||||||
| Distribution form of lubricating oil pipeline | Adjustable in-line oil separator | The oil distribution is simple, and single point lubrication fault will not spread to partial or all system faults | Adjustable in line oil drain (copper), transparent plastic oil hose | ||||||
| Product processing performance difference: | |||||||||
| Control index | This acceptance standard: press acceptance shall be carried out under the condition of pressing two to five products (with line products) out of one mold and no less than 8 (times / minute) pressing speed | ||||||||
| Product size control: | ±0.04MM | ||||||||
| Product proportion control: | ±0.002G/MM3 | ||||||||
| Technical requirements: | |||||||||
| Product processing performance difference: | |||||||||
| Parameter model | TY25T | ||||||||
| Maximum pressure of upper die | 25,000 | ||||||||
| Maximum pressure of the first stroke | 25,000 | ||||||||
| Filling depth of the first powder | 60 | ||||||||
| First stroke compression stroke | 0-40 | ||||||||
| Stroke of the next first punching die | 0-60 | ||||||||
| Maximum outer diameter of formed products | 65 | ||||||||
| Forming ability | 8--13 | ||||||||
| Horsepower (transmission) | 3.7 | ||||||||
| Upward stroke | 72 | ||||||||
| Machine weight | 3,800 |
| TY50T specification | ||||||||||
| Specification : | ||||||||||
| Rated maximum pressure : | Maximum pressing speed | Dimension control ability | specific gravity control capability | Angle setting function | remark | |||||
| 25 (T) | 13/minuetes | ±0.04MM | ±0.002G/MM3 | With practical pressure-holding settings | It can be used to press the product with wire. | |||||
| Electrical control device | mechanical part | the rest | ||||||||
| Programmable controller | touch screen | rotary encoder | frequency transformer | Bucket double gap feed | The roller and shaft are in the form of rolling friction. | The state of holding pressure becomes the variable value. | product with wire | |||
| Requirements for the basic configuration of TY50T Press | ||||||||||
| function : | Basic considerations for implementing functions | Basic considerations for implementing functions | ||||||||
| The ability to suppress long-term operations | Rated TY50T pressure | The allowable pressure of 45 T for long-term operation is considered to be the allowable value for long-term operation according to 90% rated capacity. | During the 12-month quality assurance period after being put into use, no press failure (or hidden trouble) caused by insufficient pressure resistance is allowed. | |||||||
| pressing speed | 6-13/ (per minute) | Adjust different pressing speed corresponding to different fluidity powder to ensure product density and product height size control. | The pressure, size and specific gravity of various grades of powders shall be according to the standard of + 0.04MM and + 0.002. This is the index requirement for acceptance. | |||||||
| Press self - protection requirements | Overset pressure shutdown | Prevention of die damage caused by die bonding force exceeding the set value | It is necessary to set up the phenomenon of adhesive die artificially, to verify the realization of press overpressure shutdown and die protection function. | |||||||
| Overpressure non-continuous control | When the pressure exceeds the set pressure, the continuous operation of the press must be self-locking (forced shutdown). | The phenomenon of artificial overpressure must be set to verify the realization of continuous self-locking protection under the condition of press overpressure. | ||||||||
| Sensitivity of overpressure reaction | At present, the overpressure stop reaction lags behind, does not play the proper protection to the mold. Often is the press stopped, the mold also burst, is not the true sense of overpressure protection (mold is not well protected). | It is necessary to set the adhesive die state artificially to verify the realization of press overpressure shutdown and die protection function. | ||||||||
| Drum powder shortage shutdown | The sensor connection and installation position are improved to improve the current poor use. | |||||||||
| Pressure display mode | Electronic form (non immersion) | The pressure display is stable and intuitive, the fault condition is far lower than the oil pressure pressure digital display table, and the maintenance is simple. | ||||||||
| Pressure sensor installation | Mounted on the lower punch device | The up-punching device is not suitable to install pressure sensor, the error is large, the mould installation is easy to damage the sensor connection. | ||||||||
| Pressure monitoring and protection | Contact pressure control | The adjustment of pressure control value is convenient, visualized and easy to control. | ||||||||
| Pressure holding function | Both up-and-down punch have | |||||||||
| Requirements for control appliances | Programmable control (Yonghong brand) | The completion of various functions and actions can be achieved through program settings. | Have the following programmable setting items: (1) pressure display / angle display / motor running display. (2) angle setting; Pressure holding angle / pushing angle / scissors angle / feeding angle / pick-up angle. (3) Oil pump setting: injection interval / injection time (quantity) / oil supply fault display and alarm. (4) production statistics: set output / current output / yield / yield (5) alarm: sticking die / material level / lubricating oil reserve / lubricating pipe clogging / lubricating pipe shedding / counting up to the set value / pressure overrun / pressure underpressure. | |||||||
| Motor speed control | Frequency converter control (Yonghong brand) | With product specific gravity and size control and pressing efficiency, can be very good agreement (through the speed of pressing). | The actual range of frequency converter work between 30 Hz-80 Hz, choose a good pulley diameter ratio. | |||||||
| Driving Power and variable Speed form | Motor frequency converter | In the past, the frequency of failures of mechanical transmission increased gradually after two years of operation, and the maintenance cost was higher.. | ||||||||
| Angle display function | Angle encoder | The application of pressure holding and powder filling, and shearing function can be effectively guaranteed | The angle encoder can display the moving angle of the moving parts directly by controlling the screen. | |||||||
| Lubrication failure alarm | Oil line pressure monitoring | Lubricating pipeline clogging or falling off, must be timely and effective alarm (concrete implementation scheme). | It is necessary to set up the lubrication pipeline to block and fall off artificially, and verify the starting condition of the lubricating fault alarm system. | |||||||
| Upward pressure | have | |||||||||
| Lubricant selection | Lubricating oil / grease | Two kinds of lubricant can be realized, but the pipeline should be laid for different lubricating points. | ||||||||
| Lubricating oil driving mode | Electric / manual | Two lubricant filling methods can be realized simultaneously and targeted treatment can be carried out. | Electric drive lubricating pump: must realize the programming control in the interval time and the injection quantity (screen setting form). Manually driven lubricating pump: manual oil injection | |||||||
| Unity of die installation dimensions | Mould interchangeability | My company 20 T and 25 T press die installation size need unity, easy mold processing and exchange. | Mould interchangeability verification. | |||||||
| Lubricating oil pipeline distribution form | Adjustable straight-line oil separator | Oil distribution is simple, single-point lubrication failure will not spread to local or all system failures. | Adjustable straight - line oil distribution bar ( copper ) , transparent plastic oil delivery hose . | |||||||
| Product processing performance difference: | ||||||||||
| Product processing performance difference: | This acceptance standard: press acceptance under the condition of pressing one die out two to one die out five products (with thread products), no less than 8 (times / min) pressing speed. | |||||||||
| Product size control: | ±0.04MM | |||||||||
| Product specific gravity control: | ±0.002G/MM3 | |||||||||
| Technical requirements: | ||||||||||
| Product processing performance difference: | ||||||||||
| Parameter number type | TY50T | |||||||||
| Maximum pressure on upper die | Kgs | 50,000 | ||||||||
| Maximum pressure under first punch | Kgs | 50,000 | ||||||||
| Lower first punch powder filling depth | m/m | 60 | ||||||||
| lower first impact compression stroke | m/m | 0-40 | ||||||||
| lower first punch stroke | m/m | 0-60 | ||||||||
| Maximum diameter of products | m/m | 75 | ||||||||
| stroke | /minu | 8--13 | ||||||||
| motor power | KW | 5.5 | ||||||||
| upper punch stroke | m/m | 72 | ||||||||
| weight of machine | Kg | 4,800 | ||||||||
Sample production
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