65results about How to "Improve pickling efficiency" patented technology

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 present invention belongs to the field of hot rolling process, and particularly relates to a control method and system for the iron scale on the surface of hot rolling strip, which is applied to the laminar cooling back-end cooling mode: before the strip enters the laminar cooling zone back-end, the corresponding strip surface iron scale control water cooling mode is selected to be turned on according to the properties of the rolled product itself; the strip is controlled to enter the air cooling section after the final rolling of the finishing mill according to the selected water cooling mode for the iron scale on the surface of the strip to control the iron scale on the surface of the strip; after the control is completed, the strip enters the laminar cooling zone back-end for laminar cooling until the strip reaches the target coiling temperature. The control method can reduce the thickness of the iron scale on the surface of the strip to less than 15μm, with a dense structure, and it is not easy to fall off in large pieces / sheets to form black ash, and at the same time, it also realizes the prefabrication of cracks in the iron scale layer on the surface of the strip to a certain extent, and improves the pickling efficiency by 15%-20%.

The invention discloses a method for making low-temperature air-dried preserved meat, which mainly comprises the following steps of: cutting pork into blank strips, uniformly mixing a pickling material prepared according to a preset proportion with the blank strips, tumbling by using a vacuum tumbling machine, transferring into a low-temperature environment for pickling, cleaning by using warm water after the pickling is finished, draining water, and air-drying in low-temperature air-drying equipment, so as to obtain the low-temperature air-dried preserved meat. The low-temperature air-dried preserved meat is obtained. The processing technology is simple, the production period is short, energy consumption is saved, a modern processing technology is adopted, standardized production is achieved, the taste and appearance requirements of the low-temperature air-dried preserved meat are guaranteed, the product yield is increased, and production is not limited and influenced by seasons and is harmless to the environment. The invention further discloses the low-temperature air-dried preserved meat, the comprehensive quality of the low-temperature air-dried preserved meat is relatively good, nutritional ingredients are reserved to a relatively large extent, and the browning degree is low.

The invention relates to continuous turbulent flow pickling equipment and method in a multi-roller-way transmission mode, and belongs to the technical field of hot galvanizing pickling. The technical scheme is as follows: tank bottoms in an inlet and an outlet of an acid-resistant tank body are respectively provided with an acid liquor reflux inlet I and an acid liquor reflux inlet II; a front acid liquor circulating liquid inlet and a rear acid liquor circulating liquid inlet are respectively formed in the tank wall of the acid-resistant tank body and are communicated with a liquid outlet of an acid liquor storage tank through an acid liquor circulating liquid inlet pipeline, an acid liquor circulating pump and a graphite heat exchanger; a first acid mist overflow prevention plate is arranged between the inlet of the acid-resistant tank body and the first acid liquor reflux inlet, and a second acid mist overflow prevention plate is arranged between the outlet of the acid-resistant tank body and the second acid liquor reflux inlet; a first acid liquor overflow profiling plate is arranged between the first acid liquor backflow port and the first acid liquor circulation liquid inlet, and a second acid liquor overflow profiling plate is arranged between the second acid liquor backflow port and the second acid liquor circulation liquid inlet. The pickling efficiency is improved, the pickling quality is stable, the labor intensity of operators is reduced, the working environment is improved, production is safe, and automatic production can be achieved.

The utility model relates to the technical field of tumbling machines, in particular to a tumbling machine for processing large chicken steaks, which comprises a tumbling tank body, a mounting frame is sleeved on the outer side of the tumbling tank body, the tumbling tank body is connected with a tumbling sleeve cover through a connecting component, and a tumbling component is arranged in the tumbling tank body; the connecting assembly is used for quickly connecting the tumbling tank body and the tumbling sleeve cover; according to the tumbling machine, the rotating shaft can be driven to rotate through the tumbling motor, then the stirring rod is driven to rotate through the connecting column, chicken breast in the tumbling tank body is stirred through the stirring rod, meanwhile, the chicken breast can be rolled through the tumbling sleeve, and the pickling effect is improved; and after stirring is finished, the kneading and pressing plate can be driven by the hydraulic air cylinder to move and is matched with the kneading and pressing sleeve to massage and extrude chicken breast, so that the pickling efficiency is further improved, and compared with an existing medical stretcher, the overall practicability of the medical stretcher can be improved through the design.

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 stainless steel plate pickling device comprises a pickling box and a mounting plate, a first air cylinder is fixedly mounted at the bottom of the mounting plate, a vertical rod is fixedly mounted at the bottom end of a piston rod of the first air cylinder, a connecting plate is fixedly mounted at the bottom end of the vertical rod, connecting rods are fixedly mounted at the four corners of the bottom of the connecting plate, and pore plates are fixedly mounted at the bottom ends of the connecting rods; through holes are formed in the left side and the right side of the connecting plate, rotating rods are hinged into the through holes, supporting wheels are rotationally connected into the holes of the pore plate through pin shafts, a steel plate can be conveniently moved through the rotating rods, the supporting wheels are used for supporting the steel plate, and meanwhile a certain gap exists between the pore plate and the steel plate; and when the steel plate is moved, sliding of the steel plate is changed into rolling, so that position movement of the steel plate is facilitated, and pickling efficiency is improved.

The invention belongs to the technical field of acid pickling, and discloses an acid pickling device and an acid pickling method.The acid pickling device comprises a balance frame, a swing unit, a hook and a control unit; the balance frame is connected with the control unit through a rolling shaft, the swing units are arranged on the two sides of the balance frame and arranged downwards, the swing units are movably connected with the balance frame through connecting shafts, the hooks are arranged on the two sides of the bottom of each swing unit respectively and fixedly connected with the swing units, and the balance frame is arranged on one side of the control unit. The hook is used for being connected with a pickling basket, a metal workpiece swings left and right by 0-45 degrees and throws up and down by 0-300 millimeters in the pickling basket, the contact opportunity of the metal workpiece and a pickling solution can be greatly increased, it is ensured that each part can make full contact with the pickling solution, and therefore the uniformity and thoroughness of pickling are improved; the technical problem that industrial injury risks are increased due to the fact that pickling depends on manual operation in the prior art is solved.

The pickling device comprises a support, a box body, a material barrel, a spraying assembly and an anti-blocking assembly, the box body is hollow and connected to the support, the material barrel is horizontally arranged and rotationally arranged in the box body, screen holes are evenly formed in the circumferential side wall of the material barrel, and the spraying assembly is connected to the spraying assembly. The spraying assembly comprises at least one spraying head, the spraying head is arranged in the material barrel and is arranged relative to the circumferential inner wall of the material barrel, the anti-blocking assembly comprises a brush plate, the brush plate is arranged relative to the material barrel and is connected to the box body, and the brush plate can movably abut against the circumferential outer wall of the material barrel and is used for dredging sieve holes blocked by materials. The problem that the pickling efficiency is low due to the fact that quartz sand is very small in size, is accumulated at the bottom of the material barrel under the gravity factor and blocks a screen arranged on the outer wall of the material barrel can be effectively solved.

The invention discloses a pickling device for pork food processing, and belongs to the field of pickling devices.The pickling device comprises a pickling box arranged at the bottom of a liquid spraying barrel, a hot salt groove is formed in the bottom of an inner cavity of the pickling box, and a conveying belt supporting assembly is arranged on the side face of the inner cavity of the pickling box. Through the arrangement of a salt raising plate and a flexible leaf plate, the salt raising plate can be driven by an extrusion plate to repeatedly beat the conveying belt, salt in a hot salt tank can be sprayed to the bottom of a meat slice through seepage holes to pickle the meat slice, and meanwhile, redundant salt adhered to the meat slice can be beat down; in addition, the meat slices are beaten by a salt raising plate and a flexible leaf plate, so that rapid precipitation of water in the meat slices can be promoted, drying of skin of the meat slices for water and juice locking can be accelerated, excessive loss of water or juice in the meat slices and influence on taste due to dryness of the cooked meat slices can be avoided, and by adopting the device, the pickling efficiency of the meat slices can be effectively improved; meanwhile, after being pickled, the meat slices are suitable for air drying and water immersion pickling.

The utility model provides a galvanized pipe processing device which is characterized in that a pickling tank and a cleaning tank are respectively arranged in a liquid storage tank, a motor II is fixedly mounted on the liquid storage tank, a threaded rod II is fixedly mounted at the output end of the motor II, the threaded rod II is mounted on one side of the liquid storage tank, and a sliding rod is fixedly mounted on the other side of the liquid storage tank; a first support set and a second support set are slidably mounted on the liquid storage tank, the first support set is in threaded connection with a second threaded rod, the second support set is slidably connected with the sliding rod, the first support set and the second support set are fixedly connected through a connecting rod, third threaded rods are rotatably mounted on the first support set and the second support set correspondingly, and chain wheels are fixedly mounted at the input ends of the third threaded rods correspondingly. A third motor is fixedly installed on one side of the first support set, the input end of the third threaded rod is fixedly connected with the output end of the third motor, chain wheels arranged on the first support set and the second support set are in transmission connection through a chain, the first support set and the second support set are each provided with a balance frame, the balance frames are in threaded connection with the third threaded rod, and a plurality of installation grooves are formed in the balance frames.

The invention provides an industrial diamond pickling device, and belongs to the technical field of diamond machining, the industrial diamond pickling device comprises a frame body and a plurality of storage grooves formed in the frame body, a storage rack is further arranged corresponding to the storage grooves, the storage rack comprises a supporting frame, a connecting plate is fixed to the supporting frame, and a storage cylinder is arranged on the connecting plate through a bearing; a plurality of rows of meshes are uniformly formed in the storage barrel, and diamonds are placed in the storage barrel; a clamping plate is further arranged on the outer surface of the end of the storage barrel, a clamping groove is formed in the clamping plate in the circumferential direction, a plurality of driving mechanisms are arranged on the frame body corresponding to the clamping groove, each driving mechanism comprises a movable plate capable of moving in the direction of the storage groove, a driving assembly is arranged on each movable plate, each driving assembly comprises a rotating rod arranged in a rotating mode, and auger blades are arranged on the rotating rods; the auger blade can be embedded into the clamping groove, and the auger blade rotates to drive the clamping plate to rotate; according to the diamond acid pickling device, diamond can be conveniently subjected to acid pickling or cleaning, and the diamond acid pickling efficiency is improved through rotary stirring of the diamond.

The utility model discloses a smoking machine suitable for smoking food materials. The smoking machine comprises a smoking furnace, a smoke generator and a circulating fan assembly, the smoking furnace comprises an outer box shell and a smoking chamber; the smoke generator comprises a smoke shell and a smoke hanging box; the fuming hanging box is detachably mounted in the fuming shell; the circulating fan assembly is arranged at the top of the smoking chamber and can form circulating airflow and suck smoke in the smoking chamber back to the smoking chamber. According to the utility model, the circulating fan assembly is arranged at the top of the smoking chamber, circulating airflow can be formed between the smoking chamber and the smoke generator, and the flowing efficiency of smoke in the smoking chamber is accelerated, so that on one hand, the smoke can be better and uniformly covered on the outer surface of food, and under the working condition that the smoke flows quickly, the smoking concentrations of upper and lower smoking areas are close to each other; the smoking effect of the food materials is more uniform; on the other hand, due to the accelerated flowing of the smoke, the smoking and pickling efficiency can be improved, and the processing and cooking efficiency of the food materials is improved.

The utility model relates to a pickling device for quartz sand production, which comprises a box body, a transverse plate and a bearing piece, a hydraulic oil cylinder is fixed on the inner bottom surface of the box body, the piston end of the hydraulic oil cylinder is connected with the transverse plate, pickling solution is injected into the box body on the upper side of the transverse plate, the bearing piece is arranged on the upper side of the transverse plate, and the bearing piece is connected with the transverse plate. The bearing part comprises a left circular plate, a right circular plate and a net cylinder, the left circular plate is arranged in the left portion of the box body and driven by the motor to rotate, a circular hole opposite to the left circular plate in the left-right direction is formed in the right side plate of the box body, the right circular plate rotationally connected with the right side plate of the box body is arranged in the circular hole, and a through hole is formed in the upper portion of the right circular plate. One end of the net cylinder is connected with the lower portion of the right side face of the left circular plate, the other end of the net cylinder is connected with the upper portion of the left side face of the right circular plate, and an opening in the right end of the net cylinder is opposite to the through hole. The quartz sand pickling device solves the problem that during quartz sand pickling, quartz sand accumulated in the pickling device is difficult to be in full contact with pickling liquid.

The vacuum pickling machine comprises a support, a roller and a driving mechanism, the two ends of the roller are rotationally connected to the support, the roller is connected with a vacuumizing opening, the driving mechanism is in transmission connection with the roller to drive the roller to rotate, a material opening is formed in the outer circumferential face of the roller, a sealing cover is arranged at the material opening, and the sealing cover is connected with the roller. A material dispersing mechanism used for dispersing materials is arranged in the roller, a plurality of material stirring plates are arranged on the inner wall of the roller in the circumferential direction at intervals, and the length direction of the material stirring plates is the same as the axial direction of the roller. The device is compact in structure, reliable in performance, simple and convenient to operate, uniform in material mixing, high in pickling efficiency and good in pickling effect.

The utility model discloses a pickling device for automobile die part machining, which comprises a pickling box, and a protective cover is arranged at the upper end of the pickling box; a part fixing frame is arranged in an inner cavity of the pickling box, and the two ends of the part fixing frame are movably connected with the side walls of the pickling box correspondingly. A worm and gear speed reducer is arranged on the outer side wall of the pickling box and is connected with a part fixing frame; and a liquid storage tank is arranged at the rear end of the pickling tank and is communicated with the pickling tank through a liquid discharge pipe. The part fixing frame is driven by the worm and gear speed reducer to rotate, so that parts continuously rotate in the pickling box, mutual shielding among the parts is effectively avoided, pickling liquid can be in full contact with the surfaces of the parts and clean the surfaces of the parts, particularly, the cleaning problem of gaps and parts which are difficult to touch is solved, and the pickling efficiency is greatly improved; and the consistency of product quality is improved, and the requirements of the modern die part machining industry for high-precision, high-quality and high-efficiency pickling can be met.

The utility model discloses a marinated meat curing device, which relates to the technical field of marinated meat processing and comprises a base, a curing barrel is arranged on the upper surface of the base, and a motor is fixedly connected to the lower surface of the base; a sealing shaft part is arranged in the pickling barrel; the top of the sealing shaft part is fixedly connected with a mounting plate; a sliding fixing block is arranged on the lower surface of one end of the mounting plate; a stirring part is arranged on the lower surface of the other end of the mounting plate; the top of the sliding fixing block penetrates through the mounting plate and is provided with a fastening screw, and the bottom of the sliding fixing block is provided with a kneading roller. With the adoption of the structure, meat blocks can be stirred during pickling, the meat blocks are kneaded and pressed by matching with a plurality of side check rings on the pickling barrel, and the meat blocks with different sizes can be kneaded and pressed by adjusting the position of the sliding fixed block and further driving the kneading and pressing roller, so that the pickling efficiency is accelerated, and the pickling effect is improved.

The application discloses an energy-saving and environment-friendly steel pipe pickling equipment, which comprises a pickling tank, a track for supporting and conveying steel pipes is arranged in the pickling tank, the track comprises a vertical section and an inclined section, the vertical section is arranged at one side of the pickling tank and a feeding port is formed at the top end of the vertical section, a hoist for lifting the steel pipes to a discharging port is arranged at one end of the low part of the inclined section in the pickling tank, a deceleration block is vertically and slidably connected to the bottom wall of the inclined section, the part of the deceleration block protruding from the bottom wall of the inclined section is an arc surface, a stirring impeller is rotatably connected to the pickling tank, a linkage rod extends from the deceleration block, a transmission assembly for transmitting the linkage rod and the stirring impeller is arranged between the linkage rod and the stirring impeller, the linkage rod vertically moves to drive the stirring impeller to rotate, the continuity of the pickling of a large number of steel pipes is realized, the pickling efficiency is high, the rolling of the steel pipes synchronously realizes the stirring of the pickling liquid in the pickling tank, no additional driving source is needed, the equipment is more energy-saving, the smell in the pickling tank is not easy to spread out, and the equipment is safer and more environment-friendly.

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 provides a method for improving the pickling quality of CGO oriented silicon steel, and belongs to the field of hot rolling. Comprising the steps that a plate blank with set chemical components is obtained; the plate blank is heated under set parameters; carrying out rough rolling on the heated plate blank, and carrying out rough descaling under set descaling pressure by adopting a double-row descaling mode to obtain an intermediate blank; carrying out finish rolling on the intermediate billet, and carrying out finish descaling by adopting a double-row descaling mode to obtain strip steel; and adopting a front-section dense mode, cooling the strip steel, and then coiling at a set coiling temperature to obtain a hot-rolled coil. The thickness of the iron sheet is optimized and reduced through a hot rolling heating process, a descaling process, a finish rolling speed, water between finish rolling racks, rolling lubrication, laminar cooling mode adjustment, coiling temperature control and other methods, so that the proportion of a phase easy to pickle and a phase easy to withdraw and straighten in the iron sheet is increased, and the pickling efficiency and the pickling quality are improved.

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 utility model discloses a pickling device for semiconductor monocrystalline silicon wafer production, which relates to the technical field of semiconductor monocrystalline silicon wafer production and comprises a pickling mechanism, the top of the pickling mechanism is connected with a drying mechanism, and a transposition accommodating mechanism is arranged in the pickling mechanism; the transposition accommodating mechanism comprises a back plate, a driving motor, a bidirectional hydraulic rod, a fixed sleeve plate, a connecting shaft, a lug plate and a mesh cage; the back plate is located in the box body, the driving motor is fixedly arranged on the rear side of the box body and is in transmission connection with the back plate, the two-way hydraulic rod is located in the middle of the front face of the back plate, and the two fixing sleeve plates are fixedly arranged at the two ends of the outer side of the two-way hydraulic rod in a sleeving mode respectively and are fixedly connected with the back plate. According to the utility model, the dried monocrystalline silicon wafer can be conveniently discharged, and meanwhile, the feeding and acid leaching processes can be synchronously carried out, so that the acid pickling efficiency of the monocrystalline silicon wafer is effectively improved.

The invention relates to the technical field of electro-thermal alloy component processing, and discloses an electro-thermal alloy component pickling coating device which comprises a box body, a box door is arranged on the outer side of the box body, and a waste discharge pipe for discharging waste water in the box body is arranged on the outer side of the box door; a first gear is meshed with a gear ring to drive a second supporting ring and a first supporting ring to rotate, so that a limiting assembly, a workpiece and the supporting rings are driven to rotate synchronously, comprehensive acid pickling treatment is conducted on the workpiece in all directions, and the workpiece is flushed through the other spraying assembly; a second gear is meshed with teeth to drive a spraying pipe to rotate on the outer side of a first supporting ring, limiting grooves are formed in the first supporting ring and a second supporting ring, limiting wheels roll in the limiting grooves, the spraying pipe is limited on the first supporting ring and the second supporting ring, and the stability of the spraying pipe during working is improved; and the spraying pipe is used for carrying out rotary spraying treatment on the pickled workpiece, so that the workpiece is sprayed more uniformly and comprehensively.

The present invention relates to the technical field of bacon, and in particular to an environmentally friendly bacon smoking processing equipment and method thereof, comprising a processing cylinder, a starting component for bacon processing being arranged inside the shell, a lifting component for raising the starting component being arranged inside the shell, a discharge component for automatically discharging pickling water being arranged on the carrying plate, a linkage component for linkage being arranged inside the equipment shell, a sealing component for sealing bacon being arranged on the top of the processing cylinder, a smoking component for smoking bacon being arranged on the top cover, and a promoting component for promoting the smoking effect being arranged on the processing cylinder. The present invention makes the bacon pickling environment cleaner, avoids the breeding of bacteria, improves the bacon pickling efficiency, avoids the influence of strong wind on the smoking effect of bacon, improves the smoking quality of bacon, and saves labor for manual handling through the coordinated use of the starting component, the lifting component, the discharge component, the linkage component, the sealing component, the smoking component and the promoting component.

The application provides a curved glass heat bending and high reflectivity coating integrated forming manufacturing system and method, relates to the field of glass processing, and comprises connecting components; three connecting components are arranged in the interior of an acid pickling device; different length liquid distribution pipes are connected to the exterior of the connecting components; the outer end of the short liquid distribution pipe is rotationally connected with a shaft pipe; and the top end of the shaft pipe is connected with a turnover pipe component. The rotation assembly rotates by suction force, and the control transmission part, the bottom rod, the sliding part and the connecting component reciprocate to repeatedly spray acid pickling liquid at the same position, improve the acid pickling efficiency, support the shaft to position the turnover pipe component, control the turnover pipe component to reciprocate, and the turnover pipe component controls the acid pickling liquid to be sprayed at an inclined angle, so that the curved glass is acid pickled at the included angle and the dead angle position. The problem that due to the bending characteristics of the curved glass structure, some positions have dead angles when the acid pickling liquid is sprayed from bottom to top, the acid pickling is not in place, and the integrated forming manufacturing efficiency is affected is solved.

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 utility model discloses a stirring reactor for fermentation of pickled bamboo shoots, which belongs to the technical field of fermentation and stirring of bamboo shoots and comprises a reaction tank, a sealing cover is clamped at the front end of the reaction tank, and a crushing tank is fixedly connected to the top surface of the reaction tank close to the rear end. A smashing motor is fixedly connected to one side of the smashing tank, a discharging groove is formed in one end of the smashing tank, a supporting plate is fixedly connected to the lower portion of the interior of the smashing tank, a smashing roller is fixedly connected to the output end of the smashing motor, and a stirring motor is fixedly connected to the lower portion of the rear end of the reaction tank. According to the scheme, pretreatment processing can be conducted before bamboo shoots are pickled through the smashing assembly, the functions of the reactor are increased, the bamboo shoot pickling efficiency is improved, the feeding assembly capable of being adjusted in a reciprocating mode is arranged, auxiliary materials needed by bamboo shoot pickling fermentation are evenly added into the reactor, and the bamboo shoot pickling fermentation effect is improved.

The invention discloses a preserved szechuan pickle dehydration device in the technical field of preserved szechuan pickle production equipment, which comprises a rack and a dehydration box, the dehydration box is provided with a plurality of drain holes, and the preserved szechuan pickle dehydration device also comprises a first cylinder located at the top of the dehydration box and a first pressing plate connected with the first cylinder; each drainage hole is slidably connected with a drainage pipe, the outer diameter of each drainage pipe is equal to the aperture of the corresponding drainage hole, a second air cylinder is fixedly arranged on the dewatering box, the second air cylinder drives a second pressing plate fixedly connected with the multiple drainage pipes, the second pressing plate is fixedly provided with a third air cylinder, and the third air cylinder drives a third pressing plate. The third pressing plate drives stop levers which penetrate through the second pressing plate and extend into the drainage pipe respectively; a discharging port is formed in the bottom of the dewatering box, the rack is provided with a fourth air cylinder, and the fourth air cylinder drives a baffle for sealing the discharging port. According to the scheme, water generated by extrusion can be discharged outwards in time.

The invention discloses efficient metal plate pickling equipment, and relates to the field of metal plate machining, the efficient metal plate pickling equipment comprises a pickling box, mounting sleeves are fixedly connected to the two sides of the interior of the pickling box, a circular frame is movably sleeved with the mounting sleeves, and a limiting plate is fixedly connected to the middle of the inner side of the circular frame; and a first lead screw is installed in the limiting plate, and the first lead screw is sleeved with a transverse plate in a threaded mode. According to the efficient pickling equipment for the metal plates, the angle of the circular frame is adjusted by starting the first motor, the transverse plates are installed at the upper end and the lower end of the inner side of the circular frame correspondingly, in the rotating process of the first motor, a metal plate can be driven to turn over, the angle of the metal plate can be changed, and during pickling of the metal plate, the comprehensiveness of the pickling equipment during spraying is guaranteed; the problems that the pickling solution cannot be sprayed to the back face and the clamping face of the metal plate, so that the pickling efficiency of the metal plate is reduced, and the convenience and the pickling efficiency are improved during plate overturning and angle adjustment are solved.

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.