30results about How to "Uniform cooling rate" patented technology

The invention relates to butterfly plate processing, and discloses a heat treatment device and a heat treatment process for preventing deformation of a large butterfly plate, the heat treatment device comprises a bottom plate, the top of the bottom plate is fixedly connected with a stand column, the top of the stand column is provided with a rotating column, the top of the rotating column is fixedly connected with a top plate, and the top plate is provided with a hoisting mechanism. An electric push rod, an upper baffle and a lower baffle are arranged to drive a clamping block to move up and down, so that a connecting rope can be straightened conveniently, a butterfly plate is more stable during hoisting, the connecting rope can be clamped through an inserting groove, an L-shaped rod, a spring and a hemisphere, the hoisting stability of the butterfly plate is further improved, and the hoisting efficiency of the butterfly plate is improved. And shaking of the butterfly plate in the quenching process is reduced, so that the butterfly plate is quenched more uniformly, the probability of deformation of the butterfly plate in the quenching process is reduced, and the butterfly plate is quenched more stably.

The utility model relates to an auxiliary device special for surface high-frequency quenching of wheel parts. A first lifting support is arranged at one end of the upper side of a bottom frame, a driving mechanism is arranged on the first lifting support, a rotating shaft is in driving connection with the driving mechanism, one end of the rotating shaft is provided with a flange, the other end of the rotating shaft is provided with an external thread, and a clamping baffle can be in threaded fit with the external thread; each supporting sub-wheel set comprises a second lifting support and two supporting wheels, the second lifting supports are arranged on the bottom frame in a sliding mode, and the two supporting wheels are rotatably arranged on the second lifting supports. Through cooperation of the first lifting support, the supporting wheel set and the universal wheels, the height and position of the wheel type part can be adjusted, so that the medium-frequency induction heating head is placed in the middle and can be suitable for the wheel type parts of different specifications, and through the rotating shaft and the supporting wheel set, the wheel type part is vertically arranged; the cooling water uniformly flows downwards along the peripheral surface under the action of gravity, and the cooling speeds of the two sides of the wheel part in the width direction are consistent.

The utility model relates to the technical field of rubber bushing production, in particular to rubber bushing forming equipment which comprises a supporting mechanism and a forming mechanism used for producing a rubber bushing, and the forming mechanism is fixed above the supporting mechanism. The forming mechanism is arranged, the refrigerator is started after material injection is completed, the refrigerator cools water in the water tank, the water pump is started after a period of time, cooling water in the water tank enters the flow dividing pipe under the action of the water pump, and cooling water in the flow dividing pipe enters the cooling pipe in a flow dividing mode. Cooling water flowing through the cooling pipes cools liquid rubber in the forming grooves, the cooling water absorbing heat in the cooling pipes converges and enters the collecting pipes, water in the collecting pipes returns into the water tank again through the water return pipes, the liquid rubber in the forming grooves is cooled in the mode, the temperature of water flow around all the forming grooves can be kept consistent, and the forming efficiency is improved. In this way, the cooling speed of the liquid rubber in each forming groove can be kept consistent, and the cooling efficiency is effectively improved.

The utility model discloses a multistage gradient water-cooling quenching mechanism for aluminum profiles, which relates to the technical field of aluminum profile processing and comprises a side frame, a protective cover fixed on the side frame through screws, a multistage gradient quenching component, a quenching control component and a water-cooling circulating component. According to the utility model, the multi-stage gradient quenching assembly is arranged, the flow speed of cooling water of each stage of cooling unit is accurately controlled, and controllable gradient cooling is realized, so that the cooling speed of each part of the aluminum profile tends to be consistent, the deformation stress generated by non-uniform cooling is effectively reduced, and the dimensional accuracy and the surface quality of the aluminum profile are improved; according to the equipment, the temperature change of the aluminum profile can be monitored in real time through the infrared temperature sensor, data are fed back to the control box, the control box automatically adjusts the flow speed of cooling water according to a preset temperature-flow speed curve, automatic and precise control over the cooling process is achieved, and the production efficiency and the stability of the product quality are improved.

The invention relates to the technical field of model prediction control, in particular to a cooling capacity balanced cooling control method and system for toothbrush injection molding, and the method comprises the steps: calculating a first cooling rate compensation coefficient of the upper and lower surfaces of a mold according to the area difference between the contact area of an upper mold and the contact area of a lower mold of a toothbrush; heat conduction parameters of the upper die and the lower die are collected; calculating a second cooling rate compensation coefficient of the upper and lower surfaces of the mold based on the obtained heat conduction parameters; and inputting the temperature of the cooling liquid, the flow velocity of the upper mold cooling fluid, the first cooling rate compensation coefficient and the second cooling rate compensation coefficient into a pre-constructed lower mold cooling flow velocity prediction model, and outputting the flow velocity of the lower mold cooling fluid. The prediction model is introduced to calculate the optimal flow velocity of the lower die under the condition that the reference flow velocity of the upper die and the temperature of the cooling liquid are given, in this way, the cooling rates of the upper surface and the lower surface tend to be consistent, and section temperature difference and shrinkage difference caused by non-synchronous solidification are avoided.

The utility model relates to the technical field of metal quenching, and solves the problems that when a metal workpiece is quenched, the metal workpiece is always positioned at the bottom of a cooling tank and does not change in any position, so that the cooling rates of the surface of the metal workpiece are inconsistent, and the metal workpiece is easy to deform. The anti-deformation metal quenching cooling tank structure comprises a quenching frame, a mounting groove is formed in one side of the interior of the quenching frame, an arc-shaped cover for enlarging the internal space is fixedly mounted in the mounting groove, a storage frame for storage is fixedly mounted on one side of the front face of the quenching frame, and a servo motor is fixedly mounted on one side of the surface of the quenching frame. A placing assembly is fixedly installed at the output end of the servo motor and comprises a rotating rod fixedly installed at the output end of the servo motor, a placing frame is fixedly installed at one end of the rotating rod, electric push rods are fixedly installed on the two sides of the interior of the placing frame, and clamping plates are fixedly installed at one ends of the electric push rods.

The utility model belongs to the technical field of heating furnaces for preparing and storing hydrogen materials, and particularly discloses a cooling and stirring structure of a heating furnace for preparing and storing hydrogen materials, which comprises a cooling fan arranged outside a heating furnace body and a cooling component positioned in the heating furnace body, and the cooling fan is communicated with the cooling component through an air inlet pipe; a supporting assembly is arranged on the outer side of the air inlet pipe and connected with the cooling assembly, an air cylinder is arranged at the top of the heating furnace body, and the output end of the air cylinder is connected with the supporting assembly and used for driving the cooling assembly to move vertically. The cooling assembly is arranged in the heating furnace body, the cooling assembly is communicated with the external cooling fan to further cool a melt-spinning sheet falling off from the cooling roller in an accelerated mode, the air cylinder is connected with the cooling assembly, ascending and descending of the cooling assembly are achieved, and the melt-spinning sheet is crushed and stirred. The specific surface area of the material is greatly increased, the surface sites of the hydrogen storage material for adsorbing hydrogen are increased, and the hydrogen storage efficiency is effectively improved.

The utility model relates to a well type quenching cooling device, which comprises a well type rack, a lifting appliance, a rotating device and an external spraying system, the rotating device is arranged at the top of the well type rack, the external spraying system comprises an external pipeline and external spraying nozzles, the external spraying nozzles are uniformly arranged on the external pipeline along the circumferential direction and the axial direction of the well type rack, and the external spraying nozzles are arranged on the external pipeline. The outer pipeline is externally connected with a water supply system, the lifting appliance is used for fixing a quenching workpiece to suspend the quenching workpiece in the middle of the well type rack, and the lifting appliance is supported on the rotating device and is driven by the rotating device to rotate. According to the utility model, the quenching workpiece can rotate in the well type rack, the spraying dead angle is eliminated, the spraying amount received by the workpiece in the circumferential direction is uniform, the cooling speed is consistent, and the phenomenon that the quality and the performance of the steel pipe are seriously influenced by deformation bending or local cracking of the quenching or cooling steel pipe is greatly reduced or eliminated.

The utility model discloses a novel quench machining tool, which relates to the technical field of quench machining tools, and comprises a base and a support frame arranged at the upper end of the base, a base is arranged in the base, a second mounting plate is arranged on the base, a quench mechanism is arranged at the upper end of the base, and the quench mechanism is positioned at the bottom end of the support frame. A cooling mechanism and a positioning mechanism are mounted on the support frame; through cooperation of the cooling mechanism and the auxiliary mechanism, a cooling medium can be conveniently and rapidly transferred, and a valve is independently installed at each water outlet, so that cooling along with the quenching position of a machined part is facilitated, the cooling speed of the workpiece is consistent, and the problems of hardness difference and deformation of the machined part are avoided; through cooperation of a moving assembly and a second lead screw, the quenching position and the cooling position can be moved at will according to the quenching requirement, and then the quenching effect is improved; finally, the problems of deformation of machined parts and inflexible movement of a quenching device caused by unreasonable design of an existing machine tool cooling system are solved.

The present application relates to the technical field of metal material heat treatment, in particular to a heat treatment furnace device and method capable of controlling temperature and cooling speed, wherein the furnace body is internally constituted as a hearth, the output end of the air supply system is located at the lower region of the hearth through the furnace body; the flow equalizing system is arranged at the lower region of the hearth and is in communication with the output end of the air supply system; the workpiece is placed on the flow equalizing system; the circulation and exhaust system is arranged at the upper region of the hearth and is in communication with the interior of the hearth, the temperature monitoring system is arranged on the circulation and exhaust system and is directly above the workpiece; the control system is electrically connected with the air supply system, the circulation and exhaust system and the temperature monitoring system. The present application effectively solves the problems of insufficient cooling speed and poor cooling uniformity in the prior art.

This utility model provides a wheel hub mold with a cooling function, belonging to the technical field of wheel hub mold equipment. The technical solution of the wheel hub mold with cooling function includes an upper mold body, a lower mold body, and a side mold body. The side mold body has a first cooling water channel and a second cooling water channel. The first cooling water channel has an inlet and an outlet. One end of the second cooling water channel is connected to the first cooling water channel, and the other end of the second cooling water channel is connected to a water channel adjustment mechanism. The water channel adjustment mechanism has a telescopic plug, which is movably connected within the second cooling water channel. The telescopic plug can extend and retract to adjust the effective cooling length of the second cooling water channel. This utility model, by setting a telescopic plug on the second cooling water channel, allows for flexible and precise adjustment of the effective cooling length of the second cooling water channel through the extension and retraction of the plug, thus improving the versatility and production efficiency of the mold.

This invention discloses a ball valve body anti-shrinkage casting module, relating to the field of ball valve body processing. It includes a casting main block, with a first guide post welded internally. The inner wall of the first guide post is lined with paraffin wax. This invention sets up a module by welding the first guide post to the inner wall of the casting main block and correspondingly welding a second guide post to the inner wall of the casting sub-block. One end of the first guide post is designed as a tapered structure. This tapered end can guide and retract the valve core during the initial stage of mold closing between the casting main block and the casting sub-block. Due to the gradual transition characteristics of the tapered surface, the cooperating first and second guide posts simultaneously provide continuous limiting guidance to the valve core within the mold cavity during the closing process of the two modules, preventing the valve core from shifting or misaligning during mold closing, thereby achieving rapid guidance and positioning of the valve core.

The utility model provides a mold processing device for mechanical casting, which relates to the technical field of mold processing and comprises a casting mechanism and a heat exchange mechanism. According to the utility model, when cooling water is accurately injected into the heat exchange tank through the water inlet valve, the cooling water rotates at a high speed through the rotating blade, the pushing rotating shaft and the mixing paddle, so that the cooling water sufficiently exchanges heat with the hot water pipe, waste heat conducted by the mold is quickly absorbed, and the extreme temperature difference between the initial cooling water and the mold is greatly reduced; then preheated cooling water enters the mold core through the cold water pipe, the temperature of the cooling water is in gradient matching with the surface layer of the mold, stable heat absorption is achieved, the heated cooling water flows back to the heat exchange tank through the hot water pipe, gradient preheating is continuously provided for subsequent cooling water, and the dynamic heat balance mechanism ensures that the cooling rates of all parts of the mold are consistent; the cracking and deformation risks caused by thermal stress are remarkably reduced, the service life of the mold is prolonged, and the casting precision is improved.

The present invention relates to the field of aquatic product freezing technology, specifically to a device and method for ultrasonic-assisted quick freezing of aquatic products, wherein the device for ultrasonic-assisted quick freezing of aquatic products comprises a freezer with a door on the front side, a partition is fixed near the inner top wall of the freezer, an atomizing mechanism is arranged above the partition in the freezer, a mounting sleeve with the bottom opening facing downward is arranged below the partition, an ultrasonic generating device is arranged in the mounting sleeve, the atomizing mechanism is used to atomize water into fine droplets and then transport them into the mounting sleeve, and the ultrasonic generating device is used to generate ultrasonic waves to cavitate the water droplets in the mounting sleeve. The present invention uses ultrasonic waves to evenly attach fine droplets to the outer surface of the aquatic product, and continuously forms tiny bubbles with high energy state in the fine droplets, which absorb surrounding heat and collapse rapidly, improve heat transfer efficiency, accelerate the transfer of cold in the frozen air to the surface of the aquatic product, and thus accelerate the freezing speed of the aquatic product.

This utility model relates to the field of plastic pipe manufacturing technology, specifically a vacuum shaping water tank for plastic pipes. It includes a tank body, a support frame located at the bottom of the tank body, an adjustment mechanism, a circulating heat dissipation mechanism, and a sizing sleeve. The adjustment mechanism is located inside the tank body; the circulating heat dissipation mechanism is located outside the tank body; a sliding ring is rotatably mounted on the side of the sizing sleeve, and a straight slide rail is slidably mounted on the side of the sliding ring. Through the adjustment mechanism, rotating the threaded rod moves the sliding ring to the end of the pipe for installation, thus adapting to pipes of different sizes. During spray cooling, the pipe rotates within the tank body, allowing for better fit between the sizing sleeve and both ends of the pipe, ensuring uniform shaping pressure throughout the pipe's length. Simultaneously, the circulating rotation of the pipe ensures that all parts of the pipe are fully in contact with the cooling water, achieving uniform cooling.

The utility model discloses an aluminum alloy die-casting forming auxiliary structure, and relates to the technical field of aluminum alloy die-casting forming, the aluminum alloy die-casting forming auxiliary structure comprises a die-casting die mechanism, the die-casting die mechanism is composed of a fixed die assembly and a movable die assembly, temperature control mechanisms are installed in the fixed die assembly and the movable die assembly, and each temperature control mechanism comprises a liquid inlet main pipe. The liquid inlet amount of cooling liquid is flexibly adjusted according to detection data of the temperature sensor, the temperature sensor is installed on the lower portion of the adjusting branch pipe, the temperature of the cooling liquid after heat absorption can be monitored in real time, and when the local temperature of the die-casting die mechanism is too high, the temperature of the cooling liquid in the corresponding adjusting branch pipe rises, the temperature sensor feeds back data, and the control valve reduces the liquid inlet amount. And on the contrary, the liquid inlet amount is increased, so that the cooling speed and the temperature of the fixed mold assembly, the movable mold assembly and raw materials in the fixed mold assembly are kept uniform, and the problems of inconsistent aluminum alloy solidification speed and poor structure property caused by non-uniform mold temperature are effectively avoided.

The utility model discloses a blood sampling cooling test tube rack which comprises split test tube racks, elastic annular belts and positioning pins, buried holes are formed in the inner sides of the split test tube racks, the two split test tube racks are matched to form a test tube rack main body, and the split test tube racks are matched to form test tube placing holes. And one end of the positioning pin is fixedly arranged in the buried hole of one split test tube rack. The split type structure is placed in a refrigerating chamber after being split, the cooling effect is better, the advantages of being higher in cooling speed and more uniform are achieved, after positioning is conducted through the positioning pins, the speed of assembling the split type structure into the test tube rack body can be increased, meanwhile, the overall structural strength of the test tube rack body can be improved, and the service life of the test tube rack is prolonged. The two split structures are fixed in a sleeving mode through the elastic annular belt, and the right end convenient to assemble and disassemble is provided.

The invention discloses a fire hose forming device, and belongs to the technical field of fire fighting equipment production, the fire hose forming device comprises: a feeding mechanism, the feeding mechanism comprises a feeding hopper, a stirring paddle and a stirring motor; the extrusion mechanism comprises an extrusion cylinder and an extrusion screw rod, and the extrusion screw rod is rotationally connected into the extrusion cylinder; the forming mechanism comprises an inner cylinder body and an outer cylinder body, and the inner cylinder body is fixedly installed in the outer cylinder body; the cooling mechanism comprises a mounting plate, an inner cooling pipe, an outer cooling pipe and two water pumps; the extrusion mechanism is used for carrying out extrusion forming on the water hose lining; and the winding mechanism is used for winding the formed water hose lining. Through the cooling mechanism and the linkage mechanism, complete cooling of the interior of the fire hose lining can be achieved at the same time, the temperature of cooling waste water can be separately monitored, the cooling strength is automatically adjusted according to the monitoring structure, the cooling uniformity is guaranteed, and the forming quality of the fire hose lining is improved.

The invention relates to the technical field of BWFRP electric power pipe machining, in particular to a BWFRP electric power pipe flaring machining device. Comprising a fixing base with a round through hole formed in the middle, the fixing base is fixedly connected to the working ground, a telescopic inner supporting rod used for internally supporting an electric power pipe is arranged on the left side of the fixing base, the fixed end of the telescopic inner supporting rod is fixedly connected to external equipment, and a flaring drill bit used for reaming the electric power pipe is arranged on the right side of the fixing base; the rear side of the flaring drill bit is fixedly connected to the movable push plate through a fixing rod. The pressure maintaining mechanism is arranged on the flaring drill bit, so that pressure maintaining operation can be carried out on the electric power pipe in time after flaring operation, the shape of a flaring part is kept, and the flaring quality is improved; and when pressure maintaining operation is carried out, circumferential water spraying cooling operation can be carried out in time, so that cooling is more uniform, the cooling speed is increased, and the overall operation time is shortened.

The invention provides a thick-wall steel pipe medium-frequency bent pipe heating device which comprises a medium-frequency heating ring, and the medium-frequency heating ring comprises an outer heating ring and an inner heating ring. And the outer heating ring and the inner heating ring are hollow and are provided with water injection nozzles communicated with the cavities.

The invention belongs to the technical field of automatic manufacturing, and discloses metal mask frame welding automation equipment which comprises a rack, a first portal frame is fixedly installed at the top end of the rack, a second portal frame is fixedly installed in the rack, and moving frames are movably installed on the outer side of the second portal frame and the outer side of the first portal frame. A movable plate is slidably mounted on one end face of the movable frame, two welding heads are mounted in the movable plate in an embedded mode, the welding directions of the two welding heads are opposite, and a heating plate is fixedly mounted at the position, close to one end of the welding heads, of the back face of the movable plate. According to the scheme, the process of transient heating and cooling and long-time welding is used, local flatness correction is conducted, and the situation that after manual welding, all areas of a product are distorted due to deformation of raw materials or thermal stress diffusion, errors are accumulated and the like and are difficult to remedy is avoided; and work errors of welding personnel can be avoided.

The utility model relates to a kind of circulation cooling automatic feeding and discharging structure, including protective shell, the front end lower side of protective shell is equipped with front support frame, the upper end of front support frame is equipped with feeding box, the front end upper side of feeding box is equipped with feeding port, the rear end lower side of protective shell is equipped with rear support frame, the rear side lower end of rear support frame is equipped with discharge bevel, the protective shell is evenly divided into five working areas, and is first area, second area, third area, fourth area and fifth area respectively;The right side of protective shell is evenly equipped with protective door, the number of protective door corresponds with the number of working area, and metal mesh belt conveyor is equipped in protective shell, the front and rear side of metal mesh belt conveyor is projected protective shell, and the front and rear end of metal mesh belt conveyor is located on front support frame and rear support frame respectively, with efficient cooling and heating, improve processing efficiency, guide air baffle optimizes airflow, ensure the advantages that processing quality is uniform.

The invention relates to the technical field of heat treatment of ultra-large impulse turbine runner center body martensitic stainless steel forgings, in particular to an impulse turbine runner center body cooling device and a using method thereof.The impulse turbine runner center body cooling device comprises a base, a support and a cooling assembly, the support is arranged on the base, and the support comprises a vertical rod and an inclined face used for containing a runner center body; the cooling assembly is arranged on the base and used for cooling the runner center body. The special tool has the advantages that the special tool design is adopted, the supporting and safety requirements of workpiece placement are met, it is guaranteed that the two ends of a workpiece can be rapidly cooled at the same time, and the cooling efficiency and uniformity are improved. The double-layer adjustable draught fan is adopted, air is accurately blown to each part of the workpiece, local temperature control is achieved, and the cooling process is further optimized. In the cooling process, rotation and turn-over are conducted, through rotation and turn-over operation, the cooling uniformity of the workpiece is further improved, the structure and crystal grains can be refined, and therefore the comprehensive mechanical performance of the workpiece is improved, and the service life of the workpiece is prolonged.

The present invention relates to the technical field of gold jewelry welding, and in particular to a welding device for gold jewelry processing, comprising a welding box, a box door is provided on the side of the welding box, a melting head is installed on the top of the welding box, a push-pull frame that can be pulled out is provided in the welding box, a shaking mechanism is provided in the push-pull frame, a melting bin is connected to the shaking mechanism, and a cooling mechanism is provided on the melting bin. Through the cooperation of components such as a universal joint, a connecting frame, a ball joint 1, a connecting rod 1, an electric rotating disk, a sliding block, a ball joint 2 and a connecting rod 2, the melting bin can be driven to shake 360 ​​degrees, so that the position of gold in the melting bin changes, ensuring that the gold can be evenly melted by the melting head, improving the melting effect and efficiency of gold, and effectively solving the problem of local overheating or insufficient melting at the edge during the gold melting process.

The invention relates to the technical field of metallurgical materials, and particularly discloses a heat convection device and a control method thereof.The heat convection device is arranged at the top of a hot billet burial pit and comprises a temperature zoning module used for obtaining the temperature value of each detection point in the burial pit and zoning the burial pit according to the temperature value of each detection point in the burial pit; the threshold value setting module is used for obtaining the temperature of the hot steel billet in the burial pit partition and setting an allowable temperature threshold value of the burial pit partition according to the temperature of the hot steel billet; the flow speed adjusting module is used for setting the flow speed of a refrigerant in the heat convection device according to the temperature of the hot steel billet; and the secondary adjusting module is used for obtaining the partition environment temperature of the burial pit partition and adjusting the flow speed of the refrigerant in the heat convection device according to the partition environment temperature. According to the method, the burial pit is partitioned through the temperature, the cooling speed in the burial pit is uniformly regulated and controlled according to the temperature of the hot steel billets in all the partitions, and the slow cooling effect of the hot steel billets is greatly improved.

The invention relates to the technical field of gold jewelry fusion welding, in particular to a fusion welding device for gold jewelry processing, which comprises a fusion welding box, a box door arranged on the side surface of the fusion welding box, a melting head mounted at the top of the fusion welding box, a push-pull frame arranged in the fusion welding box and capable of being pulled out outwards, a shaking mechanism arranged in the push-pull frame, and a melting bin connected to the shaking mechanism, and a cooling mechanism is arranged on the melting bin. Through cooperation of a universal joint, a connecting frame, a first spherical hinge, a first connecting rod, an electric rotating disc, a sliding block, a second spherical hinge, a second connecting rod and other components, the melting bin can be driven to shake by 360 degrees, so that the position of gold in the melting bin is changed, it is guaranteed that the gold can be evenly subjected to melting operation of a melting head, and the melting efficiency is improved. And the gold melting effect and efficiency are improved, and the problem that in the gold melting process, local overheating occurs or the edge cannot be fully melted is effectively solved.

This application relates to the field of cable protection pipe manufacturing technology, and discloses a method for preparing a steel-reinforced spiral cable protection pipe, comprising the following steps: mixing block copolymer polypropylene, ethylene-vinyl alcohol copolymer, hydroxyl-terminated highly branched polyester, ethylene-1-octene copolymer, microcrystalline wax, and electromagnetic rheology premixed masterbatch, and feeding the mixture into a co-rotating twin-screw extruder; injecting a crosslinking solution during extrusion to dynamically vulcanize the ethylene-1-octene copolymer, and extruding a composite melt; heating the surface of a corrugated galvanized steel strip using a medium-frequency induction heating coil, coating the heated galvanized steel strip surface with the composite melt and spirally winding it to obtain a preliminary pipe; introducing the preliminary pipe into a circulating water bath cooling tank with ultrasonic transducers for cooling and solidification, and then traction cutting to obtain a steel-reinforced spiral cable protection pipe. This invention improves the impact toughness, interfacial peel strength, and dimensional stability of the steel-reinforced spiral cable protection pipe.

The present invention discloses a cooling method, system and application of a lithium battery diaphragm casting sheet. The cooling method comprises: (1) providing a battery diaphragm melt cast film sheet; (2) using a traction roller arranged in a cooling tank and below the liquid level of the coolant to make the cast film sheet directly enter the coolant to achieve simultaneous cooling of the front and back sides; (3) using a guide roller arranged in the cooling tank and below the liquid level of the coolant to pull the film sheet entering the coolant out of the cooling tank; (4) using a liquid removal roller arranged above the cooling tank to remove the coolant on the surface of the film sheet leaving the cooling tank, so as to obtain a diaphragm casting sheet with consistent structures on both sides. The method can make the cooling rate of the front and back sides of the battery diaphragm melt cast film sheet consistent, the cooling uniformity is better, and the cooling effect is better, so that the microstructure of the front and back sides of the film sheet is consistent and the flatness of the diaphragm is better.

The utility model relates to the technical field of casting production equipment, in particular to a casting process molding sand temperature regulation and control mechanism which comprises a casting mold body, an annular water guide pipe, a connecting block, a water inlet pipe, a water outlet pipe, a connecting block, a pressure stabilizing pipe, a pressure water pump, a pressure water pipe, a temperature sensor and a single chip microcomputer. The connecting blocks are fixedly connected to the inner wall of the casting mold body at equal intervals, the annular water guide pipes are fixedly connected to the upper ends of the connecting blocks at equal intervals, the water inlet pipes are fixedly connected to the upper ends of the right sides of the annular water guide pipes correspondingly, and the ends of the water inlet pipes penetrate through the outer surface of the casting mold body correspondingly. The water outlet pipes are fixedly connected to the upper ends of the left sides of the annular water guide pipes correspondingly, the ends of the water outlet pipes penetrate through the outer surface of the casting mold body correspondingly, and the connecting blocks are fixedly connected to the surface of the right side of the casting mold body.

The application belongs to the technical field of aluminum alloy casting, and particularly relates to a metal mold for aluminum alloy hardware casting, which comprises an upper mold base, a lower mold base, a cooling mechanism and a liquid changing mechanism. Through linkage and cooperation of the cooling unit and the liquid changing mechanism, the liquid cooling is sprayed through the liquid injection hole, and the temperature is uniformly extruded by the sealing plate, so that the temperature gradient of the traditional one-way water channel is eliminated, the mold cooling rate is consistent, the casting defects are effectively improved, the cooling efficiency is improved, the intelligent manufacturing production line demand is adapted, the automatic and rapid discharge of the heated cooling liquid is realized through the liquid changing column and the liquid changing pipe in the liquid changing mechanism, the through hole is arranged around the liquid injection hole, the heated cooling liquid is discharged quickly nearby, the contact time of the heated cooling liquid with the low-temperature cooling liquid is shortened, the automatic and rapid replacement of the heated cooling liquid is realized, the continuous supply of the low-temperature cooling liquid is ensured, the cooling stability is further improved, and the intelligent manufacturing efficient production is facilitated.