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time2020/10/22
2. Heat/cool
The main purpose of the heating system is to heat the feed barrel and the injection nozzle. The heating device of the feed barrel of the injection molding machine usually USES an electric heating ring, which is installed on the outside of the feed barrel, and the thermocouple is used for section detection.The material plasticizing heat source is provided by using the heat conduction of the cylinder wall.Excessive oil temperature will lead to a variety of faults, so it is necessary to control the oil temperature, and cooling the oil temperature is the main use of the cooling system.Nearby the feeding port of the feeding pipe is another place that needs to be cooled to avoid the melting of the feeding port of the raw material, thus resulting in the failure of normal feeding of the raw material.
3. Lubrication system
The moving formwork of injection molding machine, the adjusting device, the connecting rod machine hinge, the shooting table and so on has the relative movement part to provide the lubrication condition the loop is the lubrication system, thus causes the energy consumption to reduce and causes the part life to obtain the exaltation, whether the automatic electric lubrication or the regular manual lubrication all goes.
4. Safety monitoring
The device used to protect the safety of person and machine is the main safety device of injection molding machine.Safety gate, safety baffle, hydraulic valve, limit switch, photoelectric detection components are the main components, so that the electrical - mechanical - hydraulic interlocking protection can be realized.The main function of the monitoring system is to monitor the oil temperature, material temperature, system overload, process and equipment fault, and to indicate or alarm the abnormal situation.
5. Injection system
One of the main components of injection molding machine Z is the injection system.Plunger type, screw type and screw preplastic plunger injection type are usually the three main forms of injection system.The application of screw type Z is wide.The injection system is composed of a plasticizer and a power transfer unit.The injection cylinder, the moving cylinder of the injection base and the screw driving device (glue melting motor) constitute the power transmission device together, and the feeding device, the feed cylinder, the screw, the glue passing component and the nozzle parts together constitute the plasticizing device.In a cycle of the plastic injection machine, a certain amount of plastic can be heated and plasticized within a specified period of time, under a certain pressure and speed, the molten plastic is injected through a screw into the mold cavity.After the injection is completed, the role of the molten material injected into the mold cavity is to maintain its shape.
6. Mold closing system
The clamping device, machine stranding, adjusting mechanism, ejector mechanism, front and rear fixed formwork, movable formwork, clamping cylinder and safety protection mechanism are the main components of clamping system.Make the mold close, open and ejecting products can be guaranteed.At the same time, after closing the mold, enough clamping force is supplied to the mold, so as to resist the pressure of the mold cavity generated when the molten plastic enters the mold cavity, thus making the mold slit, resulting in the bad status of the products can be avoided, for the role of the closing system.
7. Hydraulic system
Various hydraulic components and hydraulic auxiliary components are the main components of the hydraulic system.The power source of injection molding machine is oil pump and motor.Oil pressure and flow rate are controlled through various valves, so that the requirements of injection molding process can be met.According to the various actions required by the process, the power is provided by the injection molding machine, and the pressure, speed, temperature and other requirements of each part of the injection molding machine can be met for the role of the hydraulic transmission system.
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