2021-11-30 Helpful Articles Comments Off on Talking about the casting process of vacuum pumping system
The vacuum pumping system is composed of a vacuum pump, a surge tank, a dust removal tank and a valve link pipeline. The vacuum degree of the vacuum pump and the selection of the pumping volume are th...
2021-11-30 Helpful Articles Comments Off on The superiority of V method casting in production
V method casting has good process performance, high dimensional accuracy, surface roughness, reproducibility, small machining allowance, and small footprint. V-method casting has no binders that can b...
2021-11-30 Helpful Articles Comments Off on Modeling unit modeling operation program
Finish covering, spraying (brushing) paint, and drying the paint on the mobile trolley, then move the trolley to the sand bucket to add sand and shake, then remove the cover back film, vacuum, and the...
2021-11-30 Helpful Articles Comments Off on Brief introduction of electrical control system of mechanical semi-automatic casting production line
The slag inclusion defect in the lost foam refers to the formation of dry sand, paint and other inclusions as the molten iron enters the casting cavity during the casting process. It is a non-metallic...
2021-11-30 Helpful Articles Comments Off on Six system performance of foundry equipment
1. Vacuum stabilized flow rate is good, low negative pressure and large flow rate, the negative pressure degree is required to be 0.04 high and not more than 0.05. The surge tank cannot be small, and ...
2021-11-30 Helpful Articles Comments Off on Regarding the casting method, whether to choose resin sand equipment?
1 The appearance method should be suitable for factory conditions.For example, it also produces large-scale machine tool bed and other castings. Usually, the core assembly method is used instead of th...
2021-10-29 Helpful Articles Comments Off on Precautions for disassembly and installation of pneumatic valve cylinder
The cylinder of the pneumatic valve mainly provides gas power for the operation of the valve. What aspects should be paid attention to in disassembly and installation? First, we need to disassemble th...
2021-10-29 Helpful Articles Comments Off on Matters needing attention in the maintenance of explosion-proof motors
The explosion-proof motor uses a flameproof enclosure to separate the electrical parts that may produce sparks, arcs and dangerous temperatures from the surrounding explosive gas mixture. However, thi...
2021-10-29 Helpful Articles Comments Off on How to avoid external interference during water quality analyzer testing
Most common water quality testing operations are very simple, but there are some exceptions to everything. Sometimes poor water quality or other factors can cause wrong test results of the water quali...
2021-10-29 Helpful Articles Comments Off on What are the benefits of choosing a pneumatic diaphragm pump?
First understand the characteristics of pneumatic diaphragm pumps: 1. Because air is used as power, the flow rate is automatically adjusted with the change of back pressure (outlet resistance), which ...
2021-10-25 Helpful Articles Comments Off on Process control and method for firing start of large-scale pre-baked aluminum electrolytic cell
The characteristics and control process of the two roasting start-up technology methods for large-scale pre-baked aluminum electrolytic cells. The advantages and disadvantages and specific operation s...
2021-10-25 Helpful Articles Comments Off on How to avoid wire scratches in the production of steel core aluminum stranded wire
Continuous scratches on wires are the most common cause of corona, and corona is one of the most important causes of electrical energy loss in the power system. In order to avoid the occurrence of wir...
2021-10-25 Helpful Articles Comments Off on What are the moisture-proof measures and methods for CNC cutting machines?
The working site and working environment of the CNC cutting machine are relatively harsh, and the metal dust is relatively large. Therefore, the machine must be thoroughly cleaned and maintained, and ...
2021-10-25 Helpful Articles Comments Off on Typical CNC machine tool maintenance method
There are 4 methods for machine tool maintenance: conventional inspection method, principle analysis method, isolation method, and exchange method: 1. Routine inspection method The first method used i...
