211results about How to "Speed up cooling" patented technology

The invention discloses equipment and a method for preparing spray condensation microcapsules, and relates to the technical field of spray condensation microcapsule preparation, the equipment comprises a melting homogenizing kettle and a condensing tower, a spray head is arranged in the condensing tower, and a movable spray mechanism used for enabling the spray head to move circumferentially and swing back and forth at the same time is mounted on the condensing tower. Through the arrangement of the movable spraying mechanism, the spraying head can spray material liquid drops in the condensing tower in a back-and-forth swinging manner while moving circumferentially, so that the material liquid drops can be uniformly dispersed in a wider area and can be in contact with more cold air, local supercooling or superheating is avoided, and a more uniform cooling effect is obtained; meanwhile, through the matched arrangement of the spiral blades, cooling airflow can spirally flow and be uniformly distributed, the gas-liquid contact area is increased, the gas-liquid contact time is prolonged, gas-liquid exchange is more sufficient, finally, it can be ensured that each material liquid drop can be sufficiently cooled, and the embedding efficiency and the quality of microcapsules are effectively improved.

The invention provides a welding device for ship repair, and belongs to the technical field of welding. Comprising a base, a supporting plate is fixedly arranged on the surface of the base, a sliding plate is arranged on the inner wall of the supporting plate in a sliding mode, a welding gun for welding the ship welding position is installed on the surface of the sliding plate, and a cleaning part for cleaning welding slag generated during welding of the welding gun is installed on the surface of the sliding plate; by arranging the cleaning part, welding can be carried out while the whole equipment is moved, welding slag generated by welding at the welding position can be adsorbed during welding, splashing of the welding slag is prevented, a pipeline can be knocked through cooperative work of a motor, a rotating rod, a round wheel, a connecting rod, a sliding block, a downward pressing rod, a torsion spring, a rotating strip, a spring hammer and other components, and therefore the pipeline can be conveniently welded. Welding slag in the pipeline is knocked off due to vibration and sucked away by the fan, cleaning of the welding slag adsorbed to the inner wall of the pipeline is achieved, smoothness of the pipeline is guaranteed, and attachment of the welding slag to the inner wall of the pipeline is effectively reduced.

The invention relates to the technical field of alloys, in particular to a Ni3Al-based alloy, a test bar, a turbine disc and a preparation method of the Ni3Al-based alloy. The invention discloses a Ni3Al-based alloy which comprises the following components in percentage by mass: 7%-9% of Al, 7%-8.5% of Cr, 0.13%-0.24% of C, 0.5%-2% of Ti, 3%-6% of Mo, 1%-3% of W, 1%-2% of Hf, 0.005%-0.03% of B and the balance of Ni. According to the Ni3Al-based alloy disclosed by the invention, all the elements are coordinated and matched, so that the Ni3Al-based alloy has a long-range ordered crystal structure, a stable high-temperature phase structure and excellent oxidation resistance, mechanical property and high-temperature property.

The invention relates to the technical field of mold pouring, in particular to a mold pouring device for casting production, which comprises a base, a guide groove for improving stability is formed in the upper surface of the base, a reciprocating screw rod is arranged in the guide groove, and a bearing for moving is movably connected to the outer side of the reciprocating screw rod. A motor used for driving is fixedly connected to one end of the base, a first mold plate used for shaping is connected to the upper end of a bearing, and when the first mold plate and a second mold plate are combined, a gear is rotated through a rack to open a valve in a one-way valve for exhausting; and meanwhile, in the moving process of the first mold plate, a connecting rod is extruded through a connecting block, so that a valve in a connecting pipe is opened, heat in the mold is rapidly discharged after pouring, meanwhile, the mold cooling speed is increased, the manufacturing efficiency is improved, and the mold pouring device for casting production is achieved.

The utility model belongs to the technical field of steam turbines, and particularly relates to a steam turbine rapid cooling device which comprises a box body, an air outlet pipe is fixedly installed at the front end of the box body, a first motor is fixedly installed at the end, away from the air outlet pipe, of the box body, and the output end of the first motor extends into the box body to be fixedly provided with fan blades. A box door is arranged on the side edge of the box body, a refrigerating mechanism is arranged on the box door, the adjusting mechanism comprises a second motor, a rotating shaft and a lead screw, the second motor is fixedly installed on the top of the box body, the rotating shaft is fixedly installed at the output end of the second motor, and a first bevel gear is fixedly installed at the end, away from the second motor, of the rotating shaft. The first motor is started to drive the fan blades to rotate to blow air, the air is conveyed into the steam turbine through the air outlet pipe to be cooled, meanwhile, the refrigerator is started, the box body is filled with cold air through the refrigerating pipe, and therefore the cooling speed of the steam turbine can be increased conveniently during cooling.

The bearing ring heat treatment process based on residual stress optimization comprises the following steps that S1, the surface of a bearing ring is cleaned, and it is ensured that the surface of the bearing ring is clean and free of oil stains and impurities; s2, sectional type heating treatment is conducted on the bearing ring, and the bearing ring is heated to the preset heat treatment temperature; s3, the bearing ring subjected to heat treatment is rapidly put into a quenching medium to be rapidly cooled; s4, the quenched bearing ring is subjected to tempering treatment; s5, the bearing ring subjected to tempering treatment is subjected to cooling treatment.The bearing ring heat treatment process can adjust stress distribution in the bearing ring, the cracking risk caused by stress concentration is reduced, generation of residual stress is reduced, release of the residual stress is promoted, the uniformity of residual stress distribution is improved, and the service life of the bearing ring is prolonged. And the residual stress can be effectively reduced, the toughness is improved, the structure is refined and the stability is improved, so that the quality and the service life of the bearing are improved.

The utility model discloses a chip inductor winding welding mechanism, which relates to the chip inductor welding field, and comprises an operation table and a chip inductor, the surface of the operation table is provided with a welding base, the surface of the welding base is provided with a circuit board in a sliding manner, the welding base is provided with an auxiliary welding assembly for welding the chip inductor, and the circuit board is provided with an auxiliary welding assembly for welding the chip inductor. The auxiliary welding assembly comprises a tray, and the tray is arranged on the surface of the welding base in a sliding mode. The arranged auxiliary welding assembly can wrap the chip inductor to provide protection in the welding process of the chip inductor, only pins of the chip inductor are reserved for welding, and therefore the direct influence of thermal stress generated by a welding gun on an inductor body is remarkably reduced, in addition, the assembly further has a limiting function, and the welding efficiency is improved. The chip inductor can be kept at a fixed position in the welding process and is prevented from moving or deforming, a welding gun can be effectively prevented from being in direct contact with a chip inductor body, and additional safety protection is provided for the inductor.

The utility model discloses a cooling tower water saving system which comprises a cooling tower body, a conical head is fixedly installed at the upper end of the cooling tower body, a first ventilating fan is fixedly installed in the conical head, a filter screen is movably installed in the cooling tower body through a movable assembly, an air inlet pipe is fixedly installed on the side wall of the cooling tower body in a penetrating mode, and a second ventilating fan is fixedly installed in the cooling tower body. According to the cooling tower, the water inlet pipe is arranged, the water inlet pipe is connected with external water supply equipment, spraying is carried out through the spraying head at the lower end of the spraying pipe, meanwhile, external cold air is extracted through the air inlet pipe, and the cold air entering the cooling tower body can be filtered through the filter plate, so that the cooling tower body is cooled, and the cooling efficiency is improved. The cooling tower has the advantages of being high in practicability and cooling speed and capable of preventing impurities in outside air from entering the cooling tower body together, being attached to the inner wall of the cooling tower body for a long time and being difficult to clean.

The invention discloses falling film evaporation equipment, and relates to the technical field of falling film evaporation, and the falling film evaporation equipment comprises a rotating mechanism. According to the falling film evaporation equipment, through the design of the rotating mechanism, after liquid enters from the feeding port, the liquid washes the blades, the stress area of the blades to the liquid is increased, so that the effect of enlarging the rotating effect is achieved, the blades drive the rotating shaft to rotate, and the square plate is driven to rotate in the rotating process of the rotating shaft; the liquid flowing range is increased by stirring the liquid, so that the liquid flowing uniformity is improved, then the square notches are formed, the resistance borne by the square plates during rotation in the fluid is reduced through the open grooves, the energy consumption is reduced, and the uniform mixing of the materials is promoted; the stirring efficiency and quality are improved, the space with liquid is increased, and liquid attachment residues are reduced.

The invention relates to the technical field of planing, and particularly discloses a magnesium ingot planing device which is characterized in that a shell capable of moving in the vertical direction and the horizontal direction is installed on a lathe bed, and a first planing tool, a second planing tool and a third planing tool are sequentially installed in the shell in the sliding direction of a carrying table; a first rack and a second rack which are matched with the first planer tool and the third planer tool respectively are installed at the top end of the shell in a sliding mode so that the first planer tool and the third planer tool can move reversely in the horizontal direction, and a third rack and a fourth rack which are matched with the first planer tool and the third planer tool respectively are installed on the side face of the shell in a sliding mode. The first planing tool and the third planing tool can move reversely in the vertical direction, an auxiliary frame is installed in the shell, a guide plate is installed on the shell in a sliding mode, and when the first planing tool and the third planing tool move reversely in the horizontal direction, the guide plate can abut against the planing face of a workpiece downwards. Different planing requirements can be met by adjusting the first planing tool and the third planing tool, and then the planing efficiency of a workpiece is improved.

The utility model discloses an air-cooled engine body which comprises a base and a box body, the bottom face of the base extends downwards to form an air guide plate installation hole, the air guide plate installation hole is used for installing an air guide plate, the lower end of the air guide plate installation hole extends to the position below the base, and the base and the air guide plate form a cooling air channel. According to the engine base, the problems that an existing engine base is low in heat dissipation efficiency and affects engine oil cooling are solved, the air guide plate installation hole is formed in the base in a downward extending mode, the air guide plate is fixed to the lower end of the air guide plate installation hole, the air guide plate is fixed to the lower end of the air guide plate installation hole, and the air guide plate is fixed to the lower end of the air guide plate installation hole. A cooling air channel is formed between the base and the air deflector, airflow is introduced into the cooling air channel through the lower ventilation holes, the heat dissipation capacity of the base is improved, and the cooling speed of engine oil in the engine body is increased.

The utility model relates to the technical field of feeding machines of pelletizers, in particular to a vertical cooling feeding machine of a master batch pelletizer, which comprises a base, a fixing plate and a damping rubber pad, the fixed plate is arranged above the base; the spiral conveying plate is welded and fixed on the outer wall of the central pipe; the air outlet holes are formed in the outer wall of the central pipe along a spiral array of the spiral conveying plate, and a row of air outlet holes are formed in each of the upper surface and the lower surface of the spiral conveying plate; the cooling fins are welded and fixed to the bottom face of the spiral conveying plate, and the positions of the cooling fins correspond to the positions of the air outlet holes. The cooling coil penetrates through the cooling fins and is fixed to the bottom face of the spiral conveying plate. By improving the vertical cooling feeding machine of the master batch granulator, the vertical cooling feeding machine has the advantages of improving the heat dissipation efficiency of the spiral conveying plate, improving the cooling speed of the master batch, reducing the height of the device and saving the cost, so that the problems and defects in the prior art and equipment are effectively solved.

The present invention discloses a deep hole processing device on a large wind power box body, which relates to the field of machining equipment, including a workbench, a processing mechanism is installed on the top of the workbench, a processing box is installed on the side of the workbench, a recovery and filtering mechanism is installed on one side of the processing box, and a circulating cooling mechanism is installed on the other side of the processing box. In the present invention, the recovery and filtering mechanism is driven by a rotating mechanism to rotate to prevent the impurity-containing coolant used by the processing mechanism from clogging, and the impurities after filtration are automatically discharged at the same time. The filtered coolant can be drawn to the processing mechanism for use through the circulating cooling mechanism, and the coolant is cooled at the same time. At the same time, the recovery and filtering mechanism will drive the stirring mechanism to rotate through the transmission mechanism when rotating, thereby accelerating the cooling speed, and then the impurities can be automatically discharged and the cooling speed can be accelerated while preventing clogging.

The invention belongs to the technical field of shale bricks, and particularly relates to a rapid cooling device and method for sintered shale bricks, the rapid cooling device comprises a base, and further comprises a conveying belt, an outer cover, a water cooling device, an air cooling device and a clamping device which are fixedly mounted on the base. According to the rapid cooling device and cooling method used after sintering of the shale bricks, the water cooling device is arranged, water cooling work can be conducted on the shale bricks, cooling liquid can cool the lower surfaces of the placed shale bricks to absorb heat after circulation, and a water pump pumps the cooling liquid in a water storage tank and conveys the cooling liquid into a cooling pipe; and meanwhile, the annular hose can be matched with the connecting hose and the branch pipeline to move along with movement of the cooling pipe, so that conveying of the cooling liquid is facilitated, cooling of the shale bricks can be accelerated, and the problem that existing shale bricks are cooled through air cooling after being sintered, and the cooling efficiency is high is solved. And the cooling efficiency is low.

The utility model relates to the technical field of corrugated pipe manufacturing, and discloses an injection molding device for a corrugated pipe, which comprises a working table, a vertical plate is fixedly mounted at the top of the working table, a sliding groove is formed in the vertical plate, two sliding blocks are movably mounted in the sliding groove, and the two sliding blocks are movably mounted on the working table. An upper die is fixedly installed on the front face of one sliding block. Compared with a traditional device, the device has the advantages that the upper mold is conveniently sealed through the two-way screw rod and the sliding block, and then injection molding liquid is injected from a preset injection molding pipe to quickly fill the mold, so that a corrugated part and an embedded flaring part of the corrugated pipe are formed on a forming machine at a time; by means of the technical innovation, the production process is simplified, the problems that in the flaring manufacturing process, pipe socket and spigot joint are difficult, and the sealing performance is poor are solved, and the product quality and the production efficiency are greatly improved.

The invention discloses multipurpose overspeed quenching oil as well as a preparation method and application thereof, and relates to the technical field of quenching oil. The multipurpose overspeed quenching oil comprises the following components in parts by weight: 85-91 parts of base oil, 5-7 parts of a cooling accelerant, 0.5-2.0 parts of an antioxidant, 3-5 parts of a dispersing agent and 0.5-2.0 parts of an emulsifying agent. According to the technical scheme, the multifunctional overspeed quenching oil adopts the emulsifying agents with the cooling promoting effect in the workpiece quenching low-temperature stage, the emulsifying agents can promote the carried-out quenching oil to be fully emulsified to form emulsified liquid in the post-cleaning stage, floating oil is avoided, and therefore smoke generated in the tempering stage can be reduced; meanwhile, the emulsified liquid formed by the emulsified quenching oil has a certain antirust effect and can be used for preparing the cutting fluid, so that the quenching oil is recycled, the problem of waste liquid discharge of enterprises can be solved, and the production cost of the enterprises is effectively reduced.

The utility model relates to the technical field of sewage treatment, and discloses a closed cooling tower for cooling sewage, which comprises a bottom plate, a cooling tower and a sewage tank, and cooling mechanisms are arranged in the cooling tower and the sewage tank. High-temperature sewage is pumped into the U-shaped pipe through the first pump machine, cooling water can directly cool the high-temperature sewage due to the fact that the bottom of the U-shaped pipe is immersed in the cooling water, meanwhile, the cooling water is pumped into the spraying pipe through the second pump machine and sprayed out through the multiple spraying heads, and the high-temperature sewage can be secondarily cooled through the cooling water sprayed out of the spraying heads; a motor is started to rotate a hollow pipe, the hollow pipe drives an annular pipe to rotate to stir high-temperature sewage, so that the high-temperature sewage can flow, cooling water is continuously input into the annular pipe by the hollow pipe, and the high-temperature sewage can be uniformly cooled by the cooling water; the cooling speed of high-temperature sewage can be greatly increased through multiple times of cooling, and the sewage treatment efficiency is improved.

An aluminum alloy casting machine crystallizer aluminum leakage monitoring system adopting sensing optical fibers is characterized in that a temperature measuring ring is fixedly arranged at the lower part of each crystallizer, each temperature measuring ring is provided with a sensing optical fiber, and one end of each sensing optical fiber is connected with a temperature detection system; in the aluminum alloy deep well casting production process, the surface of a cast aluminum ingot radiates infrared rays to enable the temperature of the sensing optical fiber or the temperature measuring ring to rise, and accurate detection of the temperature of the outer surface of each aluminum ingot is achieved; before an aluminum leakage accident of the aluminum ingot occurs, the distance between the semi-solid high-temperature molten aluminum in the aluminum ingot and the surface of the aluminum ingot is reduced, and the surface temperature of the aluminum ingot is increased, so that the temperature of the sensing optical fiber or the temperature measuring ring is increased; when the sensing optical fiber detects that the temperature abnormally rises, it is judged that the aluminum ingot may have an aluminum leakage accident, and at the moment, measures are taken to enable the semi-solid area in the aluminum ingot to recover to the normal state again, so that the aluminum leakage accident is avoided; the utility model has the advantages of simple structure, few sensors, low cost, high reliability and simple maintenance.

The utility model discloses a flatness improving structure of a circuit board. The flatness improving structure comprises a flatness improving device body and a device upper plate arranged at the upper end of the flatness improving device body. Connecting inserting strips are arranged at the side face positions of the extrusion head and the pressing safety tool, an air exhausting and blowing connecting block is arranged in the middle position of the connecting inserting strip at the bottom, a communicating structure is arranged in the middle position of the inner side face of the air exhausting and blowing connecting block, and a telescopic connecting strip is arranged on the upper side of the air exhausting and blowing connecting block. When the telescopic connecting strip is stretched by the extrusion head, air can be extracted from the communicating opening of the air extracting and blowing connecting block, air can be blown to the communicating opening of the air extracting and blowing connecting block in a compression mode, and the extrusion head drives the telescopic connecting strip to extract and blow air to the position of the pressing and placing tool, so that air flow at the position of the pressing and placing tool can be accelerated; and the cooling speed of the circuit board is accelerated to a certain extent, so that the flatness of the circuit board is improved, and the use practicability of the structure is improved.

The utility model relates to an automatic slag discharging device for metallurgical slag, and aims to solve the problems that the slag cooling efficiency is low and the slag discharging process is not environment-friendly. The device comprises an L-shaped cooling pipe with a bent bottom, wherein the upper section of the L-shaped cooling pipe is communicated with a slag discharge port of the metallurgical furnace; the circulating cooling part is arranged on the cooling pipe and is used for cooling slag; the dispersing part comprises a rotating power mechanism, a rotating shaft and a dispersing plate, dispersing holes are densely distributed in the dispersing plate, the dispersing plate is located below the slag discharging opening, the rotating shaft is driven by the rotating power mechanism to rotate, slag is discharged from the dispersing holes under the action of gravity and centrifugal force and dispersed into particles, and rapid cooling and subsequent recycling treatment are facilitated; the blades are arranged on the rotating shaft and located above the slag discharging opening, and the blades rotate synchronously when the rotating shaft rotates; one end of the waste gas discharge pipe is communicated with the top of the cooling pipe, and the other end is connected with a waste gas treatment system for discharging and treating waste gas generated by slag cooling. According to the utility model, the slag cooling efficiency is improved, and the slag discharging process is more environment-friendly.

The utility model discloses a kind of cooling devices for casting production of high efficiency energy saving, it is related to casting production technical field, including base and support frame, the support frame is set on the base, further include cooling mechanism, set on the support frame;Heat dissipation mechanism, set on the support frame, the heat dissipation mechanism includes: mounting, have two, and two mounting are set in the support frame;Mounting bracket, mounting bracket is set in the mounting;Driving motor, set in the mounting bracket;Fan blade, the driving motor output end;Fixed plate, set on the mounting piece.This device is discharged in time to the heat generated inside this device by setting heat dissipation mechanism, accelerates the cooling work of this device, can also collect water vapor in time, can also prevent water vapor from leaving the interior of this device in large quantities, ensure the use of water source.

The invention provides a robot for welding, belonging to the technical field of welding equipment. The robot for welding comprises a robot arm, a connecting piece and a welding gun. The connecting piece comprises a connecting sleeve installed on the robot arm and a motor assembly located on the outer wall of the connecting sleeve. The welding gun comprises a smoking pipe, an insulating tube and a conductor which are coaxial with each other and are sequentially sleeved from the outside to the inside. One end of the insulating tube is rotatably sleeved in the connecting sleeve and is transmission-connected to the motor assembly. One end of the conductor is fixedly sleeved in the connecting sleeve. An exhaust piece is sleeved on the outer wall of one end of the smoking pipe close to the connecting sleeve. A suction nozzle is fixedly sleeved on the other end of the smoking pipe. A smoking channel is provided between the smoking pipe and the insulating pipe, and impurities such as soot adhered to the outer wall of the insulating tube and the inner wall of the smoking pipe in the smoking channel can be scraped off, thereby avoiding the situation that the smoking channel is blocked due to the impurities of the smoke sticking to the outer wall of the insulating tube and the inner wall of the smoking pipe after the smoke passes through the smoking channel for a long time.

The present invention belongs to the technical field of fan blade production and application, and in particular to a production process of aluminum alloy casting fan blades. The present invention effectively realizes rapid casting by limiting the raw materials and coordinating the improvement of the process and the mold, reduces the storage time of the aluminum liquid, and increases the cooling speed of the blades, thereby improving the product yield. At the same time, the present invention is simple to operate and suitable for large-scale promotion and use.

The utility model discloses a forming die for metal silicon production, which relates to the technical field of metal silicon production and comprises a rectangular frame plate, a positioning unit and a drainage heat conduction unit arranged on the rectangular frame plate, and a die main body arranged at the center of the top surface of the rectangular frame plate, the positioning unit comprises a screw rod and a supporting block; the drainage heat conduction unit comprises a water storage box, a first partition plate and a second partition plate. According to the utility model, the lead screw is controlled to rotate forwards and backwards on the rectangular frame plate, and the two supporting blocks in threaded connection with the lead screw move relatively under the action of stress, so that the two water storage boxes can be helped to translate above the rectangular frame plate to adjust the distance; the two water storage boxes can be adjusted close to each other at the same time and can abut against and make contact with the outer walls of the two opposite sides of the multiple mold bodies stacked at intervals at the same time, and the equipment is flexible in locking and fixing operation on the multiple mold bodies stacked at intervals and can help the drainage heat conduction unit to adjust the specification and size of the video mold bodies.

This utility model relates to an embedded water tank mechanical agitation and scraping powdery material cooler, belonging to the technical field of powdery material cooling devices. The aim is to provide an embedded water tank mechanical agitation and scraping powdery material cooler with a large heat exchange area, high efficiency, and good cooling effect on powdery materials. The technical solution adopted is as follows: multiple cooling water tanks and a mechanical agitation device are installed inside the tank. The structure of the mechanical agitation device is as follows: a horizontally positioned main shaft is rotatably installed in the upper part of the tank, and a lower shaft is parallel to and below the main shaft. The main shaft is connected to the lower shaft through at least two sets of chain drive components. Multiple long, strip-shaped scraper frames are fixed at intervals around the circumference of the chain drive components, and multiple scrapers are fixed on each scraper frame. Multiple cooling water tanks are arranged in two rows on both sides of the main shaft and the lower shaft. The multiple scrapers on the scraper frames correspond to and are inserted into the gaps of the cooling water tanks. This utility model is used for rapid cooling of high-temperature powdery materials.

The utility model relates to adsorption forming technical field, concretely to a kind of carbon fiber unmanned vehicle spare part adsorption forming mould, comprising: mould equipment, the top surface of mould equipment is equipped with placing groove, the inside of placing groove is provided with placing plate, the top surface of placing plate is placed with mould core, the top surface of mould equipment is laid with carbon fiber plate, the left side wall of mould equipment is provided with pressing plate, the right side wall of mould equipment is provided with heating plate;Cooling structure is installed on the mould equipment.The utility model is set up between pressing plate and heating plate and is set up turnover plate, after turnover turnover plate, polyurethane elastic film can be pressed in mould core and the top surface of shaped carbon fiber plate, polyurethane elastic film has elasticity, mould core and shaped carbon fiber plate can form corresponding shape on polyurethane elastic film surface, after liquid is passed into inside of liquid cavity, carbon fiber plate can be cooled and cooled, accelerate the cooling speed of carbon fiber plate, improve the production efficiency of spare part.

The invention relates to a multi-channel cooling device for a zinc alloy die-casting die. The multi-channel cooling device comprises a machine body, a die body, a multi-channel cooling mechanism and a driving mechanism. The mold body is mounted on the machine body; the multi-channel cooling mechanism comprises a frame body, a cooling piece and a conveying assembly. The frame body is slidably installed on the machine body, and an avoiding hole which is the same as the side face of the mold body in shape is formed in the frame body. The cooling pieces are arranged in one-to-one correspondence with the side faces of the mold body, cooling channels are formed in the cooling pieces, a plurality of cooling holes are formed in one side of each cooling piece, and the cooling holes communicate with the cooling channels; the cooling piece is mounted on the frame body in a sliding manner, so that a cooling hole in the cooling piece is propped against the side surface of the mold body in the avoiding hole; the conveying assembly communicates with the two ends of the cooling channel so as to circularly convey cooling liquid into the cooling channel. The driving mechanism drives the frame to slide. And the cooling structure can be coordinated and matched with an original cooling structure of the die body, so that the cooling speed of the zinc alloy die-casting die body is further increased.

The utility model discloses a quick cooling sintering furnace, which relates to the technical field of powder metallurgy, and comprises a sintering furnace body and a blast assembly, a heating bin is arranged in the sintering furnace body, a support table is arranged on the inner wall of the bottom of the sintering furnace body, and the blast assembly for blast is arranged on the outer wall of the bottom of the sintering furnace body. Ventilation pipes are connected to the outer walls of the two sides of the air blower, and an air spraying opening is formed in the outer wall of the top of the annular pipeline. According to the rapid cooling sintering furnace, after machining is completed, an air blower sucks external air, the external air passes through a ventilation pipe and then is sprayed into the heating bin through an annular pipeline and an air spraying opening, and hot air is exhausted through an air outlet, so that the cooling speed of the interior of the heating bin is increased, and the sintering furnace body is cooled through a first cooling pipe; and the second cooling pipe is used for cooling the first cooling pipe, so that the situation that the cooling effect of the cooling liquid on the upper layer of the first cooling pipe from bottom to top is poor is prevented.