高粘度齿轮计量泵在双组份打胶机起到什么作用?
一 双组份打胶机中打胶机出胶的稳定与否决定了中空玻璃的生产质量,下面就齿轮计量泵与其他型式泵的工作图来分析。
The quality of hollow glass is determined by the stability of the glue discharging from the glue beater in a two-component glue beater. The working diagrams of the gear metering pump and other types of pumps are analyzed below.
齿轮计量泵:优科齿轮计量泵采用渐开线齿形,经变位修正,流量平缓均匀,无脉动。对于流量的调节只需调节泵的转速即可,泵的流量于转速成正比,调节简单。
Gear metering pump: Youke gear metering pump adopts involute tooth shape, after modification, flow is gentle and uniform, no pulsation. For the flow regulation only need to adjust the speed of the pump can be, pump flow in direct proportion to the speed, simple regulation.
其他型式泵:(以柱塞泵为例)流量输出是一股一股的,流量波动大,易造成出胶不均。
Other types of pumps: (take plunger pump as an example) flow output is one by one, flow fluctuations, easy to cause uneven glue.
二 泵对双组份胶料的要求和密封方式
Two pump requirements for two component compound and sealing method.
齿轮计量泵:结构简单,并设有专门的清污槽,泵本身对大部分杂质进行自清,泵亦可进行正反转,进一步对杂质进行自清,大程度上避免了颗粒杂质对泵的影响。
Gear metering pump: simple structure, and has a special cleaning groove, the pump itself for most of the impurities self-cleaning, the pump can also be reversed, further impurities self-cleaning, to the greatest extent to avoid the impact of particle impurities on the pump.
其他型式泵:柱塞泵设有单向阀,单向阀对颗粒杂质比较敏感,时间长易受污染,所以对密封胶料的清洁度要求很高。在密封方面柱塞泵多采用四氟材料,长时间工作,易磨损发生渗胶现象。
Other types of pumps: plunger pump with a one-way valve, one-way valve is more sensitive to particle impurities, long time vulnerable to pollution, so the cleanliness of sealant requirements are very high. In terms of sealing, the piston pump uses fluorine material more frequently, and works for a long time.
齿轮计量泵与柱塞泵的结构原理图
Structural schematic diagram of gear metering pump and plunger pump
三 双组份打胶机结构方面
Three the structure of two component glue machine.
其他型式泵:使用其他型式泵时,当A、B组份压力不均时候,在调压过程中,液压站会升温。
Other types of pumps: when using other types of pumps, when the pressure of components A and B is not uniform, in the process of pressure regulation, the hydraulic station will heat up.
齿轮计量泵:应用齿轮计量泵时,由于独特的设计使流量输出无脉动,省去了液压站及不必要的阀门和缓冲元件,使系统简化,成本降低,性能提高。
Gear metering pump: When using gear metering pump, because of its unique design, the flow output does not pulsate, eliminating the hydraulic station and unnecessary valves and buffer components, so that the system is simplified, the cost is reduced, and the performance is improved.
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