32results about How to "Improve pickling effect" patented technology

The invention belongs to the technical field of silicon steel processing, and discloses an oriented silicon steel normalizing pickling temperature control system and a control method thereof.The system comprises an acid tank, a conveying device, a spraying device, a circulating tank, a reflux pump, a conveying pump, a temperature adjusting device and an upper computer; the upper computer is used for controlling the temperature adjusting device and the conveying pump according to detection results of the temperature sensors, so that the temperature of the acid liquid in the acid tank is accurately controlled, and meanwhile, different environment temperature conditions can be adapted; the device has the advantages of accurately controlling the temperature of the acid liquor in the acid tank, adapting to different environment temperature conditions, and improving the pickling effect and the production efficiency.

The invention is applicable to the technical field of chemical pickling, and provides purification pickling equipment for quartz sand production, which comprises a pickling assembly, a mixing assembly is fixedly matched on the pickling assembly, and the pickling assembly comprises a positioning piece and a supporting piece inserted and fixed on the positioning piece; the pickling piece is arranged between the positioning piece and the supporting piece in a sliding fit mode, the driving piece is fixed to the supporting piece in an inserted connection mode, the material mixing assembly comprises a material mixing piece fixed to the top of the positioning piece in a communicating mode and a stirring piece arranged on the material mixing piece in a rotating fit mode, and the stirring piece is matched with the pickling piece in a spherical hinge mode. The problems that the continuous and intermittent discharging process of multiple pickling raw materials is difficult to realize, so that the multiple pickling raw materials are difficult to continuously and fully contact with to-be-pickled quartz sand in the pickling process, the reaction effect between the multiple pickling raw materials and the to-be-pickled quartz sand is reduced, and the pickling efficiency of the to-be-pickled quartz sand is reduced are solved.

The invention relates to the field of stainless steel band pickling, in particular to a stainless steel pickling solution circulating supply mechanism and a stainless steel band pickling device. A conveying box; the transition box is fixedly connected and communicated between the reaction box and the conveying box; the middle pipe is communicated with the container for containing the pickling solution; the branch pipes are fixedly connected and communicated between the middle pipe and the reaction box and between the middle pipe and the conveying box; the ball valve is rotationally connected into the middle pipe and provided with two ports, one port of the ball valve is connected with the middle pipe, and the other port of the ball valve faces the branch pipe; and the motor X is fixedly connected to the transition box and is fixedly connected with the ball valve. The circulating supply mechanism is used for conducting reduction treatment on the pickling solution with the reduced concentration, the concentration of the pickling solution is reduced for reuse, and therefore the pickling efficiency and the pickling quality of the pickling stainless steel band are guaranteed, meanwhile, waste of the pickling solution is reduced, the utilization rate of the pickling solution is increased, and then the use benefits of the pickling device are improved.

The invention relates to the technical field of nickel coil mechanical property detection, in particular to a nickel coil strip mechanical property evaluation method and system based on annealing and pickling, and the method comprises the steps: obtaining a nickel coil strip, obtaining an annealing temperature interval, obtaining a pickling time interval, carrying out the interval division of the annealing temperature interval and the pickling time interval, and obtaining an annealing temperature set and a pickling time set; the annealing temperature value is matched with each pickling time in the pickling time set to obtain an annealing and pickling matching set, annealing operation is performed on the nickel coil strip to obtain an annealed nickel coil strip, pickling operation is performed on the annealed nickel coil strip to obtain a pickled nickel coil strip, the initial mechanical property value is larger than or equal to a preset mechanical property threshold value, and the initial mechanical property value is larger than or equal to a preset mechanical property threshold value. The optimal comprehensive mechanical property value is extracted from the comprehensive mechanical property value set, and nickel coil strip mechanical property evaluation based on annealing and pickling is completed based on the optimal comprehensive mechanical property value. According to the invention, annealing and pickling process parameters can be optimized.

The utility model discloses a mechanical part production pretreatment device which comprises a bottom plate, a first motor is fixedly installed in the center in the bottom plate, a pickling tank and a flushing tank are fixedly installed on the two sides of the top of the bottom plate respectively, and a rotating column is arranged at the position, corresponding to the position between the pickling tank and the flushing tank, of the top of the bottom plate. And a water inlet plate is fixedly mounted at the top of one side in the flushing tank. According to the mechanical part production pretreatment device, through the design of a rotating column, a first motor, a second motor, a threaded column, a nut sleeve, a transverse plate, a placement net frame, a third motor, a fan and a heating pipe, the first motor drives the rotating column to rotate, mechanical parts in the placement net frame can be automatically transferred to the positions above a pickling pool and a flushing pool, and meanwhile, the mechanical parts can be placed in the pickling pool and the flushing pool; and a second motor controls rotation of a threaded column, so that a nut sleeve drives a transverse plate and a placement net frame to ascend and descend, and the functions of automatic ascending and descending and treatment liquid immersion of the mechanical parts are achieved.

The utility model relates to the technical field of hard carbon material pickling, in particular to pickling equipment for processing hard carbon materials, which comprises a sleeving frame, a rotating groove is arranged in the sleeving frame, a pickling tank is movably connected in the rotating groove, a discharge valve pipe is arranged on the back of the sleeving frame, and a discharge valve is arranged in the pickling tank. A mounting seat is arranged at the bottom end of the sleeving frame, a supporting seat is fixedly connected to the bottom of the sleeving frame, and a uniform stirring frame is arranged on the inner top wall of the sleeving frame. Through the arrangement of the sleeving frame, the rotating groove, the acid pickling tank, the mounting seat, the uniform stirring frame, the main rotating roller, the bearing seat, the auxiliary rotating roller, the transmission frame, the first driving motor, the second driving motor and the damping rubber sleeve, the hard carbon material can be efficiently and fully mixed and subjected to acid pickling operation in the acid pickling tank; a worker firstly puts a hard carbon material needing to be subjected to acid pickling processing into the acid pickling tank, and then the acid pickling tank is filled with an acid pickling solution.

The invention discloses an automatic liquid supplementing device for texturing of a crystalline silicon battery piece, and relates to the technical field of battery production. The device comprises an acid tank, a solution box is fixedly installed on one side of the outer wall of the acid tank, a top frame is fixedly installed at the top end of the solution box, a liquid supplementing reciprocating pushing mechanism is arranged in the top frame, a one-way liquid supplementing mechanism is arranged on the liquid supplementing reciprocating pushing mechanism, and a fixed supporting frame is arranged on the side, close to the solution box, of the top end of the acid tank. A reciprocating swing mechanism is arranged on the fixed supporting frame, a solution flow divider is fixedly installed at the top end of the fixed supporting frame, and adjusting assemblies are arranged on one side of the liquid supplementing reciprocating pushing mechanism and one side of the reciprocating swing mechanism. The reciprocating swing mechanism is arranged, the oscillating plate is driven by the reciprocating swing mechanism to swing in a reciprocating mode, the oscillating plate swings in an acid solution in a reciprocating mode so that the acid solution in the acid tank can be promoted to flow, and the liquid supplementing reciprocating pushing mechanism and the one-way liquid supplementing mechanism are arranged.

The invention relates to the technical field of semiconductor devices, in particular to an electronic component taking and placing device and method.The electronic component taking and placing device comprises a box body, and the box body is provided with a pickling tank, a cleaning tank and an air drying tank; the device further comprises a pick-and-place assembly. The taking and placing assembly comprises two displacement mechanisms, two lifting mechanisms, a turnover mechanism, a mounting plate and a plurality of clamping mechanisms; the clamping mechanism comprises a mounting seat, a first driving piece, two first clamping jaws, a second driving piece and two second clamping jaws; when a diode is in the pickling tank, the diode is firstly clamped by the two first clamping jaws and is soaked and pickled for a period of time, the fitting parts of the first clamping jaws and the pins of the diode are not soaked and pickled by acid liquor, then the two first clamping jaws are loosened, and the diode is clamped by the two second clamping jaws. The fitting part of the first clamping jaw and the diode pin is subjected to acid pickling, so that an acid pickling blind area can be avoided, and the acid pickling effect is improved.

This invention relates to the field of stainless steel pipe prefabrication and surface treatment technology, specifically disclosing a mobile pickling and passivation operation platform for stainless steel pipes, comprising: a base frame, a waste liquid guide channel above the base frame, a waste liquid collection port in the middle of the waste liquid guide channel, and several pipe positioning frames above the waste liquid guide channel, each with several pipe positioning slots. The waste liquid guide channel and waste liquid collection port, with their inclined bottom surfaces, enable waste liquid collection, avoiding environmental pollution. The height of the operation platform is suitable for human-machine operation. The pipe positioning slots ensure the stability of the stainless steel pipes during the pickling process, preventing them from rolling off. Furthermore, universal ball bearings are installed on the pipe positioning slots, allowing the stainless steel pipes to tumble during pickling, ensuring thorough pickling of the stainless steel pipe surface and improving pickling effect and efficiency.

The pickling device for removing the alpha layer of the titanium alloy comprises a main shaft, a vertical panel, a connecting block and a rotating part which are sequentially connected in the horizontal direction, the main shaft is coaxially connected with the vertical panel, the connecting block is eccentrically connected between the vertical panel and the rotating part, the whole rotating part is in an inclined state, and the rotating part is arranged on the vertical panel. The center of the rotating part is located on the axis of the main shaft. According to the pickling device for removing the alpha layer of the titanium alloy, the rotating part is arranged to be in the inclined state, forgings in the rotating part can be forced to do uninterrupted reciprocating motion in the roller in the axial direction in the process of rotating around the main shaft, the forgings are flatly distributed in the roller in the axial direction, point-state distribution is changed into surface-state distribution, the dispersity of the forgings is improved, and the service life of the forgings is prolonged. The contact effect of the forge piece and acid liquor is improved.

The utility model relates to the technical field of quartz sand pickling, in particular to a quartz sand pickling and purifying device which comprises a bottom plate, the top of the bottom plate is connected with a pickling tank and an L-shaped plate, the top of the L-shaped plate is provided with a lifting mechanism, the lifting mechanism extends to the bottom of one end of the L-shaped plate, and the bottom of the L-shaped plate is connected with the pickling tank. A turnover mechanism is arranged on the lifting mechanism, quartz sand is put into the turnover mechanism, the turnover mechanism is started to drive the quartz sand to turn over, and then the lifting mechanism is started to drive the turnover mechanism to descend into the pickling tank, so that the quartz sand is soaked in acid liquor; according to the quartz sand pickling device, quartz sand is overturned through the overturning mechanism so that the quartz sand can make full contact with acid liquor, the quartz sand can make full contact with the acid liquor, the contact area of the quartz sand and the acid liquor is increased, the quartz sand pickling effect is improved, and meanwhile the quartz sand pickling efficiency is improved.

The invention relates to the technical field of quartz sand pickling, in particular to a quartz sand pickling dynamic solid-to-liquid ratio adjusting system which comprises a pickling frame, a guide module is mounted on the pickling frame, an inner vibration frame capable of reciprocating up and down and a rotatable tooth cylinder are in transmission connection with the guide module, a material lifting cylinder is mounted on the pickling frame, and the tooth cylinder rotationally sleeves the material lifting cylinder. A quartz sand filtering-out assembly is installed in the material lifting barrel, a pickling solution supply component is arranged on the tooth barrel, the tooth barrel is rotationally sleeved with an upper rotating barrel, and the material lifting barrel is rotationally sleeved with a lower rotating barrel driven by a stepping motor. The quartz sand pickling device has the beneficial effects that when the quartz sand pickling device works, four groups of reference and comparison experiment systems for quartz sand pickling are arranged, each group of system has a specific solid-liquid experiment ratio of quartz sand to a pickling solution, and the removal effect of the pickling solution on impurities in the quartz sand under different solid-liquid ratios is researched through reference and comparison experiments.

The present invention relates to the technical field of sheet metal processing, and discloses a material unloading component of a metal sheet pickling device, comprising: a first conveying platform; a pickling liquid tank, which is arranged on the right side of the first conveying platform; a second conveying platform, which is arranged on the right side of the pickling liquid tank; a metal sheet, which is placed on the top of the first conveying platform; and a material unloading mechanism, which is arranged on the top of the pickling liquid tank. The device is easy to operate, can quickly load the metal sheet into the pickling frame, and automatically remove the metal sheet after the pickling is completed, without the need for manual loading and unloading and removing of the metal sheet, thus avoiding the harm of the pickling liquid to the operator, improving the safety of the operation, and improving the production efficiency. In addition, the device can wash the surface of the metal sheet while pickling the metal sheet, thus improving the pickling effect, reducing the necessity of multiple pickling, reducing the amount of acid used, and saving resources.

The invention discloses a pickling process for a 309S stainless steel wide band hot continuous rolling coil, and the process steps are as follows: 1) prepare a steel billet to be heated in a heating furnace, and the heating steps are sequentially divided into a preheating section, a heating section, a second heating section, and a soaking section; 2) high-pressure water descaling; 3) rough rolling: the heated steel billet is transmitted to a rough rolling mill through a transmission roller; 4) finishing rolling: it enters a finishing rolling mechanism after transmission; 5) coiling: after finishing rolling, it is sent to a coiling mechanism for coiling; 6) uncoiling and welding: two adjacent groups of stainless steel plates are welded and fixed by a welding mechanism, so as to facilitate the overall pickling of the stainless steel plates; 7) annealing; 8) phosphorus-breaking shot blasting; 9) pickling: the stainless steel plates are pickled and scale removed by a pickling mechanism; 10) cleaning and drying: the stainless steel plates after pickling are cleaned by a cleaning mechanism. The invention can reduce the phenomenon of cracking on the rolling surface and improve the pickling effect of the stainless steel plate surface.

The utility model discloses a pickling device for graphite surface impurity treatment, which comprises a bottom plate, a sliding rod is fixedly mounted on the upper end face of the bottom plate through two fixing plates, two sliding plates are slidably mounted on the outer wall of the sliding rod through a limiting mechanism, and the outer walls of the two sliding plates are connected with the inner walls of the fixing plates on the same side through elastic mechanisms. The ends of the two sliding plates are jointly and fixedly connected with a treatment box, an extrusion block is fixedly installed on the outer wall of the treatment box, an extrusion groove is formed in the outer wall of the extrusion block, and a first motor is fixedly installed on the upper end face of the bottom plate through a supporting mechanism. Through the arrangement of the cam, the sliding plate, the sliding rod, the springs and other components, when the cam continuously rotates and is in intermittent contact with the inner wall of the extrusion groove, reciprocating shaking of the treatment box can be achieved under the cooperation of the two springs, and when a pickling solution soaks graphite raw materials, the pickling effect on impurities on the surfaces of the graphite raw materials can be improved through shaking cooperation; the pickling efficiency is improved.

The present invention relates to the technical field of steel pipe pickling, and in particular to a steel pipe loading platform for a closed automatic pickling line, comprising a conveying mechanism; further comprising a loading mechanism, a turning and stirring mechanism and a discharging mechanism, wherein the loading mechanism and the turning and stirring mechanism are both installed on the conveying mechanism, and the discharging mechanism is installed on the turning and stirring mechanism; the loading mechanism cooperates with the conveying mechanism to convey the steel pipes one by one, the turning and stirring mechanism turns over the steel pipes entering the pickling tank, and the discharging mechanism discharges the pickled steel pipes; it places multiple groups of steel pipes on the loading mechanism, conveys the multiple groups of steel pipes to the conveying mechanism one by one through the loading mechanism, and then conveys the steel pipes into the pickling tank through the conveying mechanism, and makes the steel pipes located in the turning and stirring mechanism, and repeatedly turns and stirs the steel pipes in the pickling tank through the turning and stirring mechanism, so that the multiple groups of steel pipes are pickled evenly, and after the pickling is completed, the pickled steel pipes are discharged through the discharging mechanism, thereby improving the practicability of the equipment.

The present invention provides a preparation method and application of a hard carbon negative electrode material for a sodium ion battery, and belongs to the technical field of secondary batteries. The preparation method of the hard carbon negative electrode material for a sodium ion battery provided by the present invention comprises: mixing a carbon source precursor and an acid solution to obtain a mixed solution, allowing the mixed solution to circulate under the action of a circulating pump, completing the pickling of the carbon source precursor, filtering, washing, and drying, and then carbonizing the carbon source precursor under an inert atmosphere. The preparation method provided by the present invention can improve the effective contact between the carbon source precursor and the acid solution, greatly improve the pickling efficiency and pickling effect, and the prepared negative electrode material has excellent sodium storage performance, high reversible specific capacity and first-cycle coulomb efficiency, and the method is simple, which can greatly reduce production time and cost, and is suitable for the preparation of large-scale hard carbon negative electrode materials.

The present invention discloses an activated carbon regeneration process, comprising the following steps: step 1, pickling, using hydrochloric acid and nitric acid to prepare a pickling solution, putting the activated carbon to be regenerated into the pickling solution, and stirring the activated carbon; step 2, accelerating the pickling, when stirring the pickling, accelerating the pickling efficiency by ultrasonic waves, so that the pickling solution completely enters the activated carbon. The present invention has the advantage of good regeneration effect, solves the problem that in the process of regenerating activated carbon in the existing activated carbon regeneration process, it is not convenient to make the pickling solution completely enter the pore size of the activated carbon, which reduces the pickling effect and affects the subsequent dissociation of the activated carbon. When using nitric acid for pickling, it is not convenient to remove the nitrate produced by the nitric acid reaction, which is easy to cause environmental pollution.

The invention discloses an automatic treatment system for a metal pickling waste acid solution, which comprises a pickling tank used for carrying out pickling operation on a metal surface and generating a waste acid solution in the process; the cooling crystallization unit is used for receiving the waste acid solution from the pickling tank and promoting metal salts in the waste acid solution to be separated out and crystallized through a cooling process; the solid-liquid separation unit is used for receiving the mixture output by the cooling crystallization unit and separating the mixture into metal salt crystals and acid liquor; the metal salt crystal collecting device is used for collecting the metal salt crystals separated by the solid-liquid separation unit; the evaporation and concentration unit is used for receiving the acid liquor output by the solid-liquid separation unit and increasing the concentration of the acid liquor in the acid liquor through an evaporation and concentration process; compared with the prior art, the concentrated acid liquor flows back to the pickling tank to form closed-loop circulation, so that cyclic utilization of resources is realized.

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 jewelry processing, in particular to a kallaite pickling device which comprises a pickling shell, a mounting ring is mounted in the upper end of the pickling shell, a pickling cover covers the upper end of the mounting ring, a pickling barrel is fixed to the lower end of the mounting ring through fixing strips evenly arranged in the circumferential direction, and a pickling area is arranged in the pickling barrel. An isolation area is formed between the pickling barrel and the pickling shell, and a stirring device for stirring a pickling solution in the pickling barrel is mounted at the bottom of the pickling shell; according to the kallaite pickling device, the pickling solution in the pickling area flows through the stirring device, after the pickling solution around kallaite reacts with impurities in the kallaite and the concentration is reduced, the periphery of the kallaite is in a relatively constant pickling solution concentration environment due to flowing of the pickling solution, the reaction rate of the impurities is increased, and the purity of the kallaite is improved. And meanwhile, impurities in the turquoise can be taken away through flowing of the pickling solution, and then the pickling effect of the turquoise 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 relates to the technical field of seal head processing, and discloses a metal surface treatment pickling device for a seal head, which comprises a machine body, a box door hermetically arranged at the front part of the machine body, a discharge pipe communicated with the right side of the machine body, an air cylinder fixedly arranged at the upper part of the machine body, a pickling cage arranged in the machine body, and a support plate fixedly arranged on the inner wall of the machine body, and the machining assembly comprises a dismounting and mounting mechanism arranged in the machine body, a cleaning mechanism is arranged in the machine body, the output end of the air cylinder movably penetrates through the top of the machine body, the upper portion of the cross-shaped clamping block is fixedly connected with the pickling cage, and a second rotating shaft is rotationally connected with a supporting plate through a bearing. According to the device, the problems that the pickling cage is inconvenient to clean manually due to the fact that the pickling cage is inconvenient to disassemble in an existing device, and the pickling effect of the end socket is affected due to the fact that meshes are easy to block after the pickling cage is used for a long time are solved.

This utility model relates to the field of conveyor technology, and more particularly to a pickling accumulation conveyor line. The pickling accumulation conveyor line includes a top frame and a mounting frame. A guide rail is fixedly mounted at the bottom of the top frame, and multiple drive components for driving the mounting frame are provided inside the guide rail. Each drive component includes a mounting cylinder, the outer wall of which is slidably connected to the inner wall of the guide rail. Symmetrically distributed sealing plates are fixedly mounted inside the guide rail. The pickling accumulation conveyor line provided by this utility model can shield and seal the parts of the drive components outside the mounting cylinder, thereby reducing the amount of splashed liquid during pickling that falls onto the fixed teeth and drive gears inside the guide rail, preventing corrosion damage and thus improving the service life of the drive components.

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.

The invention relates to a production device and a production method of nano-microporous high-specific-surface-area activated carbon, and the device comprises an acid pickling cylinder, the cylinder wall of which is provided with an acid pickling cavity, and the acid pickling cavity is internally provided with an acid pickling spiral channel; a washing cavity is formed in the cylinder wall of the washing cylinder, and a washing spiral channel is formed in the washing cavity; the connecting pipeline is used for connecting the upper parts of the pickling spiral channel and the washing spiral channel, the connecting pipeline is inclined, and the higher end of the connecting pipeline is connected with the pickling cylinder; a feed pipe; a discharge pipe; the spiral stirring plate is spiral and is spirally wound in the pickling spiral channel; a first filter screen and a second filter screen are sequentially arranged on the lower end face of the connecting pipeline, a plurality of obliquely-arranged washing nozzles are arranged in the connecting pipeline, and the spraying direction of the washing nozzles is in the same direction as the medium flowing direction of the connecting pipeline. The pickling cylinder and the washing cylinder are connected through the obliquely-arranged connecting pipeline, pickling and washing of activated carbon can be continuously carried out, and the production efficiency of the activated carbon is improved.

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.