8results about How to "Improve pickling effect" patented technology

The invention relates to the technical field of quartz sand pickling, and discloses an efficient quartz sand pickling mechanism and method.The efficient quartz sand pickling mechanism comprises a cleaning tank, a stirring assembly is rotationally connected into the cleaning tank, a driving assembly is fixedly installed at the top end of the cleaning tank, and an air inlet assembly is fixedly installed at the top end of the cleaning tank. A rotating pipe is driven to rotate through a driving assembly, then a stirring pipe is driven to rotate to stir quartz sand in the horizontal direction, a half gear can be driven to rotate when the rotating pipe rotates, and a moving plate can be continuously driven to move back and forth in a fixed box through periodic meshing of the half gear and two racks; and external air is sucked into the fixing box through the one-way air inlet pipe, then is fed into the rotating pipe and the stirring pipe and then is sprayed upwards from the spray head, quartz is stirred in the vertical direction through upward flowing of the air in quartz sand and acid liquor, the quartz sand can make uniform contact with the acid liquor more quickly, and the acid pickling effect is improved.

The utility model relates to the technical field of photosensitive material plate production equipment, in particular to a photosensitive material substrate pickling device which comprises a pickling tank, variable-diameter rollers are mounted on and inside the pickling tank, and conveying rollers driven by a conveying motor are further mounted on the pickling tank. A substrate enters from the inlet end, is subjected to reducing of the reducing roller and conveying of the conveying roller, and is output from the outlet end to form a running route of the substrate, and a frame is arranged on the side surface of the pickling tank; a wiping roller is further installed on the frame, a wiping motor is further installed on the frame, the wiping motor is connected with the wiping roller, a wiping material layer is arranged on the periphery of the wiping roller, and the lower portion of the wiping roller extends into the pickling tank. And the running route also passes through a section of arc-shaped surface below the wiping roller, so that the section of running route forms an arc-shaped path. The device has the advantages that the surface of the substrate can be wiped in the pickling process, the pickling effect is good, and the product quality can be improved.

The invention provides a PCB resistance welding device and a use method thereof, and relates to the technical field of PCB processing, and the PCB resistance welding device comprises a PCB pickling part, a multi-purpose auxiliary part and an extrusion cleaning part; the PCB conveying part is mounted on the PCB pickling part, and the PCB conveying part is used for conveying PCBs to be subjected to pickling and the PCBs subjected to pickling; the multi-purpose auxiliary part is mounted on the front side of the PCB pickling part, is used for assisting in positioning the PCB conveying part, and is also used for controlling the PCB pickling part; the extrusion cleaning part is mounted at the top of the PCB pickling part, and the extrusion cleaning part is used for cleaning floating objects at the top of pickling liquid; a control panel is mounted on the front side of the PCB pickling part, and the control panel is used for controlling the PCB conveying part and the extrusion cleaning part; according to the invention, the PCB can be conveniently placed and taken down by a worker, and redundant liquid of the pickled PCB can be conveniently and automatically drained; the problems that the PCB is inconvenient to place and take down, and redundant liquid of the pickled PCB cannot be automatically drained are solved.

The utility model provides a kind of steel pipe pickling equipment of recyclable acid liquor, it is related to steel pipe pickling field.The steel pipe pickling equipment of recyclable acid liquor, including pickling tank and seal cover, the middle part of the seal cover is provided with two groups of fixed mechanism, the fixed mechanism includes fixed ring and fixed sleeve, the bottom of the pickling tank is provided with pickling mechanism, and the pickling mechanism includes acid liquor purification tank, delivery pipe, solenoid valve and circulation pipe.The steel pipe pickling equipment of recyclable acid liquor, by fixed ring, it is convenient to hoist and enter the inside of pickling tank with steel pipe, improve steel pipe hoisting and pickling efficiency, by acid liquor purification tank and delivery pipe, the acid liquor in the inside of acid liquor purification tank is sent into the inside of pickling tank, and steel pipe is pickled, by circulation pipe, the excess acid liquor in the inside of pickling tank is backflowed into the inside of acid liquor purification tank, by the circulation filtration to acid liquor, improve the purity degree of acid liquor, improve the pickling effect of acid liquor to steel pipe.

This utility model discloses a rust removal device for metal workpieces, including a base on which a rust removal pool is placed. Supports are installed on both sides of the base. An electric push rod is located at the top of each support, and a basket is located at the output end of the electric push rod. A motor is located at the bottom of the base, and a driving bevel gear is located at the output end of the motor. The driving bevel gear is laterally meshed with a driven bevel gear, which is fixedly mounted on a rotating rod. A stirring blade is located at the upper end of the rotating rod, and the stirring blade is rotatably positioned within the rust removal pool. Using the above technical solution, a rust removal device for metal workpieces is manufactured, which can accelerate the separation speed of rust and metal workpieces, thereby improving the efficiency of rust removal.

This utility model relates to the field of pickling technology, and provides a pickling device for the production and processing of highway guardrail panels. The device includes a fixed base plate, a sliding groove fixedly connected to the top of the fixed base plate, a lifting device on the inner side of the sliding groove, an immersion tank fixedly connected to the top of the fixed base plate, and a spraying device on the side of the immersion tank. A stirring device is also provided on the side of the immersion tank, and the stirring device includes a transmission plate. A transmission column is rotatably connected through and to the side of the transmission plate. A bevel gear is fixedly connected to one end of the transmission column, and a bevel gear is fixedly connected to the end of the dual-output shaft motor away from the water pump. This technical solution solves the technical problems of uneven pickling and low efficiency in existing pickling equipment for the production and processing of highway guardrail panels.

The utility model relates to the technical field of pickling devices, in particular to a pickling device for elevator steel wire rope production, which comprises a casing, a conveying roller and a steel wire rope body, and further comprises a pickling barrel, a gear ring and a liquid spraying hole, the steel wire rope body is arranged inside the pickling barrel, the inner wall of the casing is fixedly connected with a rotating seat, and the pickling barrel is rotatably connected to the inner wall of the rotating seat. The surface of the pickling barrel fixedly communicates with a liquid inlet pipe; according to the device, the driving bevel gear can be driven to rotate through work of the motor, the first driven bevel gear and the second driven bevel gear can be driven to rotate through rotation of the driving bevel gear, and therefore the first rotating rod and the second rotating rod are driven to rotate in two directions; the two gear bodies can be driven to be matched with two-way rotation of the two gear rings, so that two-way rotation of the two pickling barrels on the rotating base is achieved, the pickling effect on the steel wire rope body can be improved through the pickling barrels rotating in the two directions, and the possibility of pickling dead corners is reduced.

This invention relates to the field of silicon nitride powder preparation technology, and provides a method for preparing high-performance silicon nitride powder, solving the problem that it is difficult to synthesize silicon nitride powder with high α phase content and no free Si in the prior art; the preparation process includes: 1) selection of raw materials; 2) addition of diluent; 3) first nitriding reaction; 4) second nitriding reaction; 5) acid washing and purification.