34results about How to "Simple program control" patented technology

The invention discloses a guider for conveying sheets, which comprises a reversing blade assembly, a power driving assembly matched with the reversing blade assembly and a channel arranged outside the reversing blade assembly, the power driving assembly includes a power The drive assembly frame, the two-way electromagnet assembly and the power motor assembly are arranged on the power drive assembly frame, and the two-way electromagnet assembly and the power motor assembly drive the reversing blade assembly to rotate and reversing When the vane assembly is turned and reversed, it forms a conveying channel with the channel. The invention has the advantages of reasonable and simple structural design, low production cost, easy control of precision and convenient operation.

The invention relates to a mechanical assembling mechanism which comprises a drive device and at least one material taking device. The drive device comprises a first chassis, a second chassis, a rotating disc, a first lifting disc, a second lifting disc, a motor, a first rotating shaft, a first transmission rod and a second transmission rod. The motor is in drive connection to the first rotating shaft and the rotating disc. A first guide groove and a second guide groove are developed in the outer surface of the first rotating shaft. A first connecting column is arranged at the lower end of the first transmission rod and inserted into the first guide groove. A second connecting column is arranged at the lower end of the second transmission rod and inserted into the second guide groove. The material taking device comprises a base, a rocker arm, a telescoping arm, a clamp base, a second rotating shaft and a clamp, wherein the second rotating shaft is in drive connection with the clamp base and penetrates the base, the second lifting disc is in drive connection with the rocker arm, and the first lifting disc is in drive connection with the second rotating shaft. The assembling mechanism is simple in structure, long in service life, low in fault rate, high in moving speed and high in precision, program control is easy, and the production cost is reduced.

The invention discloses a lifting positioner characterized by comprising a buffer self-locking device, a linear motion accuracy control device, a lubricating device, an antiskid device and a signal feedback device. According to the lifting positioner disclosed by the invention, the in-position buffering and self-locking functions are achieved through the mechanical structure characteristics. Under normal working conditions, the in-position buffering is finished automatically to avoid impact, so that the safety production is ensured; at the same time, the structure is optimized and simplified, and the manufacturing cost and fault points of equipment are reduced; and the maintenance cost of the equipment is reduced, and the program control is also simplified.

The invention discloses an accurate liquid extracting and metering device and a method. The device comprises a pump, a valve unit, an electromagnetic stop valve, a liquid storing unit, a testing module, a liquid detector A and a liquid detector B, wherein the valve unit is provided with a liquid inlet passage, a testing passage, a liquid discharging passage and a common passage connected with theliquid storing unit; the liquid inlet passage of the valve unit is connected with liquid; the testing passage is connected with the testing module; the liquid discharging passage is connected with a waste liquid collecting device; the common passage is connected with one end of the liquid detector A by the electromagnetic stop valve, and the other end of the liquid detector A is connected with oneend of the liquid storing unit; the other end of the liquid storing unit is connected with one end of the liquid detector B, and the other end of the liquid detector B is connected with the pump.

An automatic crystal blank grinding and polishing system comprises: a first rotating support (2), upper hemisphere grinding positions (11, 12) and a polishing position (13), the first rotating support (2) being disposed with a machine head (21); a second rotating support (7), lower hemisphere grinding positions (61, 62) and a polishing position (63), the second rotating support (7) being disposed with a machine head (71); a loading position (41); an alignment position (42); an unloading position (43); at least one first transfer mechanism capable of picking up and releasing a fixture and capable of transferring the fixture among the loading position (41), the alignment position (42) and the machine head (21) on the first rotating support (2); and at least one second transfer mechanism capable of picking up and releasing a fixture and capable of transferring the fixture among the alignment position (42), the unloading position (43) and the machine head (71) on the second rotating support (7). Further disclosed is a grinding and polishing machine and an auxiliary machine used by the above system. The system is capable of implementing fully-automatic grinding and polishing processing of the inclined surfaces of the upper and lower hemispheres of a crystal blank to guarantee the processing quality of the grinding and polishing, and is also capable of fully using the advantages of the existing model, simplifying the complexity of the mechanism actions, and facilitating fabrication and maintenance.