119results about How to "Improve quenching effect" patented technology

The utility model relates to a forklift type heat treatment quenching device, which aims to solve the technical problem that the time and the speed of the quenching device cannot be controlled, and adopts the technical scheme that the forklift type heat treatment quenching device comprises a three-axis moving device, a lifting device, a base, a front main plate, a vertical column, a cross rod and a control system, the top face of the front side of the base is provided with a front main plate and a stand column, and the transverse rod is fixedly arranged at the upper end of the stand column. The stand column is telescopic, a hydraulic cylinder is arranged in the middle of the stand column, one end of the conveying chain is connected with the lifting frame, the other end of the conveying chain is connected with the front main plate, and the control system is placed on the base and electrically connected with the roller driving motor and the hydraulic cylinder. According to the utility model, the rapid and automatic movement of workpiece quenching can be realized, the cooling time and speed are controlled, the poor quenching effect caused by overlong movement time of the workpiece in the air is prevented, and the quenching efficiency and effect are improved.

The invention relates to the technical field of roller manufacturing and treatment, and discloses a roller spray quenching treatment device, which comprises a cylinder body, which is used as a basic mounting component of the whole device and is used for mounting and assembling each matched use mechanism and a structural member thereof; the cleaning mechanism is arranged in the barrel and used for cleaning an oxidation layer or a decarburization layer formed on the surface of a roller in the high-temperature quenching process, and the spray quenching cooling liquid recycling regulation and control system comprises a temperature sensor, a temperature sensor, a temperature sensor, a temperature sensor, a temperature sensor, a temperature sensor, a temperature sensor and a temperature sensor, and the temperature sensor is arranged in the liquid distribution pipe and used for detecting the temperature of cooling liquid and recycling liquid in a pipeline; and the PLC is used for integrally controlling and coordinating the operation of the system. Uniform quenching is ensured through the rotating assembly and the limiting assembly, the cleaning assembly automatically adapts to and cleans impurities on the surface of the roller, the cooling effect and the mechanical performance are improved, the problems of cooling liquid waste and unstable temperature are solved through the recycling assembly, resource recycling is achieved, and the production cost is reduced.

The invention discloses a superaudio frequency induction quenching machine, and belongs to the technical field of metal processing. A superaudio frequency induction quenching machine comprises a box body, an inner cavity of the box body is fixedly connected with a partition plate, a motor is fixedly installed at the bottom of the inner cavity of the box body, an output shaft of the motor is fixedly connected with a residual gear, the outer side of the residual gear is meshed with a second gear, and the outer side of the second gear is fixedly connected with a fixing rod. One end of the fixing rod is rotationally connected with the box body, and the other end of the fixing rod penetrates through the box body and is fixedly connected with a cross plate. According to the ultrasonic frequency induction quenching machine, by arranging the feeding assembly, an eccentric wheel can be automatically controlled to rotate when the device is used for quenching materials, so that a material pushing plate pushes the materials at the lowest part of a material storage box into an objective table of a feeding area through a discharging groove, and the situation that workers manually place the materials on the objective table is avoided; and therefore, the labor intensity of workers is reduced, and the practical performance of the device is improved.

The present invention relates to the technical field of universal joint quenching, and in particular to a constant velocity universal joint automatic quenching production system. It comprises: a machine tool, a workbench arranged on one side of the machine tool, a discharging table arranged on the other side of the machine tool, a rod quenching grabbing manipulator arranged near the machine tool, an inner cavity quenching grabbing manipulator arranged adjacent to the rod quenching grabbing mechanism, a rod quenching mechanism arranged inside the machine tool, an inner cavity quenching mechanism arranged adjacent to the rod quenching mechanism, and a transition grabbing manipulator for transferring the universal joint after rod quenching to the inner cavity quenching mechanism, and a fume recovery mechanism arranged above the rod quenching mechanism for collecting fume generated during quenching. The present invention provides a constant velocity universal joint automatic quenching production system with the advantages of high degree of automation, improved quenching accuracy, high work efficiency, good quenching effect, no environmental pollution, simple structure and easy use.

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 present application relates to the technical field of rail production process, in particular to a production method for improving wear resistance of channel rail for tram. After universal rolling, compressed air is applied to the channel rail for forced cooling in parts. In the first stage, supersonic air jet cooling is applied to the rail head tread, rail head running edge, rail head left side, rail lip and rail bottom to control the cooling speed of each part. In the second stage, supersonic air jet cooling is continuously applied to each part of the rail to control the cooling speed of each part. In the third stage, subsonic air jet cooling is applied to each part of the rail to control the cooling speed of each part, and then the rail is naturally cooled in air. The quenching effect of the channel rail tread and running edge is improved, the pearlite interlamellar spacing is refined, the rail strength and hardness are improved, and the channel rail has good wear resistance.

The invention discloses a chain production quenching device capable of preventing knotting of a chain, the chain production quenching device is provided with a base, the two sides of the top end of the base are respectively connected with a conveyor belt and a quenching box, the interior of the quenching box is uniformly connected with bearing rollers, and the interior of the quenching box is uniformly connected with guide chain wheels. In the forward moving process of the conveying belt, a first bevel gear is matched with a second bevel gear and a first gear to drive a material receiving box and a partition plate to rotate, under pushing of a longitudinal plate, a chain penetrates through a discharging groove of a baffle to fall onto the conveying belt for conveying, the heat dissipation time of the chain is prolonged, workers are prevented from being injured, and the working efficiency is improved. The continuous work is realized; a second gear is driven by a motor to rotate, rotary spraying of a spraying pipe is achieved, the quenching effect of the chain in the quenching box is improved, impurities are intercepted through a filter plate in cooperation with a liquid inlet pipe and a liquid pump, and cyclic utilization of cooling liquid is achieved.

The invention relates to the technical field of quenching devices, in particular to a spring quenching device. Comprising a machine body, an oil groove is formed in the top face of the machine body, vertical frames are arranged on the two sides of the oil groove, electrodes are arranged on the sides, close to the oil groove, of the vertical frames, second rotating shafts are rotationally connected to the vertical frames, and pressing rods and driving arms are arranged on the two sides of the second rotating shafts correspondingly; the supporting plate comprises a first rotating shaft, a plate body and a pulling plate are arranged on the two sides, close to the oil groove, of the first rotating shaft respectively, an elastic tensioning piece is arranged between the pulling plate and the machine body, the first rotating shaft is rotationally connected with a vertical plate, a limiting block is arranged on the vertical plate, driving plates are arranged at the two ends of the first rotating shaft, sliding grooves are formed in the driving plates, and sliding blocks are slidably connected into the sliding grooves. A pressure spring is arranged between the sliding block and the end of the sliding groove, and a driving strip is further arranged on the second rotating shaft. The quenching process is relatively good in quenching effect.

This invention discloses a high-frequency induction heat treatment device for the tooth surface of a steering gear rack, comprising an insulating base, a lower electrode plate, an upper electrode plate, a left electrode, a right electrode, and a water spray box. The lower electrode plate is fixedly mounted on the top of the insulating base, the upper electrode plate is disposed on the lower electrode plate, the left electrode is fixedly mounted on the right side of the top of the upper electrode plate, and both the right electrode and the water spray box are fixedly mounted on the lower electrode plate. The water spray box is located between the left and right electrodes, and a middle block is fixedly disposed at the center of the top of the water spray box. Multiple water spray holes are formed on the top of the water spray box and the middle block. This invention ensures that the dimensional change of the teeth on both sides of the automotive steering gear rack during quenching and heating is the same as the dimensional change of the teeth in the middle of the rack, thus improving the quenching effect.

The utility model relates to a machine tool for surface induction quenching, which comprises a surface induction quenching machine tool, a cooling box and a heating device, the cooling box and the heating device are fixedly mounted on the upper surface of the surface induction quenching machine tool, a waste gas filtering structure for filtering waste gas is arranged outside the cooling box, and a spraying device for quenching a workpiece is arranged on the cooling box; and the waste gas filtering structure is composed of a waste gas filtering pipe, a first waste gas filtering net and a second waste gas filtering net, the first waste gas filtering net and the second waste gas filtering net are detachably installed in the waste gas filtering pipe, and the waste gas filtering pipe fixedly communicates with the right side of the cooling box. According to the machine tool for surface induction quenching, workpieces are quenched through the spraying equipment, the workpieces are uniformly quenched due to the fact that the multiple nozzles are annularly distributed, waste gas generated during quenching is filtered through the waste gas filtering structure, and therefore the machine tool has the advantages of being high in practicability, good in quenching effect and the like.

The invention relates to the technical field of quenching oil, in particular to high-wettability quenching oil and a preparation method thereof. The high-wettability quenching oil comprises the following substances in parts by weight: 40-60 parts of trimethylolpropane; 8-15 parts of tall oil fatty acid; 0.8 to 1.5 parts of a catalyst; and 45 to 55 parts of xylene. The fatty acid methyl ester synthesized by adopting trimethylolpropane and tall oil fatty acid as raw materials has good fluidity and relatively low viscosity, and is beneficial to improving the heat exchange efficiency between metal and quenching oil, so that the cooling effect is improved. On the basis, the molecular structure of the prepared fatty acid methyl ester comprises a long-chain fatty acid part and a short-chain methanol part. The amphiphilic structure enables the fatty acid methyl ester to show good interfacial activity on a water and oil phase interface, so that the wetting ability of the fatty acid methyl ester to a metal surface is enhanced.

The present invention relates to the technical field of heat treatment equipment, and in particular discloses a segmented induction quenching coil and heat treatment equipment. The segmented induction quenching coil comprises at least two hollow heating elements and a connecting unit. The at least two hollow heating elements are arranged on one side of a shaft to be processed and are sequentially connected along the axial direction of the shaft to be processed. An input port is provided at the upper end of each heating element and an output port is provided at the lower end. Among two adjacent heating elements, the output port of the upper heating element is connected to the input port of the heating element below it, and the two adjacent heating elements can slide relative to each other along the radial direction of the shaft to be processed. The connecting unit comprises a first mounting element provided with a first slide groove, a second mounting element and an adjusting component. The number of heating elements increases or decreases according to the number of shaft sections of the shaft to be processed. According to the change of the shaft diameter of each section, the adjusting component enables the two adjacent heating elements to move along the radial direction of the shaft to be processed, thereby realizing segmented heating adjustment, improving the heating method, improving the heating efficiency and reducing the production cost.

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 invention discloses a roller quenching process and equipment for preventing quenching cracking, and relates to the field of metal processing technology, including a base and a heating component, wherein support seats are arranged on both sides of the top of the base, and a slide groove is arranged at the outer end of the support seat, and a displacement component is arranged at the outer end of the slide groove. The present invention can drive the roller to rotate at high speed through the operation of the second motor, and at the same time, the first motor rotates forward and reversely in a small range, so that the roller can swing in a small range in a cycle in the quenching box, and the contact area between the cooling oil and the roller can be reduced by rotating the roller at high speed and swinging in a small range, and the speed of the first motor and the second motor in this process will gradually decrease, so that the contact area between the cooling oil and the roller can be gradually increased. Through the above design, the contact area between the roller assembly and the cooling oil can be increased during the quenching process, so that the slow cooling effect of the roller can be achieved, which can avoid the situation that the roller cracks due to excessive temperature difference during quenching.

The quenching equipment comprises a bottom plate, side baffles are fixedly connected to the positions, close to the edges of the two sides, of the top of the bottom plate, and connecting transverse plates are fixedly connected to the positions, close to the edges of the front side and the rear side, between the tops of the outer surfaces of the opposite sides of the two side baffles; first sliding grooves are formed in the positions, close to the centers, of the outer surfaces of the opposite sides of the two connecting transverse plates. The quenching equipment solves the problems that existing quenching equipment is generally heated in a high-temperature furnace and then manually clamped into a quenching pool for quenching through locking pliers, great potential safety hazards exist in the process, the device is inconvenient to effectively use, and the quenching efficiency is low. The problems that in existing calcination, a device needs to be continuously kept at the high temperature for a certain time, then effective quenching forging can be conducted to obtain objects with better performance, existing quenching equipment lacks the needed environment, and the quenching use effect of the device is reduced are solved.

The invention discloses a heat treatment device for processing a breaking hammer drill rod of a mining breaking trolley, relates to the technical field of heat treatment equipment, and aims to solve the problems that the upper part and the lower part of the drill rod are not in uniform contact with quenching liquid, so that the temperature cooling speeds of all parts of the drill rod are different, the quenching effect is poor, and generated waste gas is not recycled and treated. In order to solve the problems that in the prior art, waste gas drifts in the external environment, and the environmental protection property is poor, according to the scheme, the quenching device comprises a base, a quenching box connected to the outer wall of the top of the base through bolts and a plurality of heating wires connected to the inner wall of the lower portion of one side of the quenching box through bolts, and two stirring mechanisms are arranged in the quenching box. The drill rod can roll in a reciprocating mode, it is guaranteed that the drill rod makes full contact with quenching liquid, the cooling speeds of all parts of the drill rod are prevented from being different, the quenching efficiency and the quenching effect are improved, waste gas generated during quenching can be cooled and subjected to multi-stage treatment, the waste gas is prevented from drifting away in the external environment, and the environment friendliness is improved.

The invention discloses a method for producing a high-chromium grinding ball by using an oil-like quenching liquid, which comprises the following steps: austenitizing a high-chromium grinding ball blank, quenching by using the oil-like quenching liquid, and tempering to obtain the high-chromium grinding ball, wherein the oil-like quenching liquid is prepared from the following raw materials in parts by weight: 13 to 15 parts of polyvinylpyrrolidone, 4 to 6 parts of sodium carboxymethyl cellulose, 1 to 2 parts of phytic acid and 77 to 82 parts of water. According to the invention, nano VC, Mo, Ni and oil-like quenching liquid in proper proportion are selected, and a proper heat treatment process is combined, so that the hardness of the grinding ball can be improved, and good toughness can be maintained.

The utility model relates to the technical field of differential shells, and discloses a differential shell spline high-frequency quenching treatment device which comprises a chassis, and a placing table is fixedly mounted in the center of the chassis; and the connecting frame is arranged above the placing table, one side of the connecting frame is connected with the mechanical arm, a mounting frame is fixedly mounted on the other side of the connecting frame, an inductor and a spraying pipe are fixedly mounted below the mounting frame, and the spraying pipe is arranged on the outer side of the inductor in a sleeving mode. The spraying pipe is installed on the outer side of the inductor, after the inductor conducts induction heating on the differential shell spline, the differential shell spline is immediately subjected to water spraying cooling through the spraying pipe, the spraying pipe is of an annular structure, water conveying pipes are arranged on the periphery of the spraying pipe, clear water can be rapidly and timely conveyed into the spraying pipe, and clear water is sprayed out of spraying holes in the periphery of the inner wall at the same time; and comprehensive cooling quenching is carried out on the spline surface of the differential shell, and the circulation is carried out, so that the quenching efficiency and effect are greatly improved.

The present invention discloses an improved laser quenching processing head, including a processing box, a fixed plate, a focus, a workpiece, a quenching processing exhaust purification box structure, an adjustment support fixed head movable frame structure, a reflector, a laser, a mounting tube, a conduit, a laser head, a mounting plate and a control switch, wherein the fixed plate is screwed to the middle position of the lower inner side of the processing box; the focus is glued to the middle position of the upper surface of the fixed plate; and the workpiece is glued to the lower part of the workpiece from left to right. The arrangement of the fan, protective tube, adjustment tube, mounting shell, filter element, isolation net and purification box of the present invention is conducive to purifying the internal air by using the filter element, isolation net and purification box; the arrangement of the bottom plate, moving wheel, pull rod, blocking plate, threaded rod, grip rod, support rod and support plate is conducive to moving the quenching processing head by using the moving wheel.

The utility model relates to the technical field of mechanical workpiece machining, and discloses a mechanical workpiece quenching device which comprises a quenching furnace and a cooling liquid storage tank, a mounting frame is fixedly connected to the inner wall of the quenching furnace, an induction coil used for heating workpieces is mounted on the outer wall of the mounting frame, and a driving motor is fixedly mounted on the outer wall of the middle of the bottom of the quenching furnace; an output shaft of the driving motor penetrates through and extends into the inner cavity of the quenching furnace, and the tail end of the output shaft of the driving motor is fixedly connected with a placing table for placing a workpiece, so that the workpiece can be rapidly heated through the arranged induction coil, and the workpiece can be driven to rotate during heating through the mutual matching of the driving motor and the placing table; uniform heating of the workpiece is achieved, and the problems of deformation and cracks caused by uneven heating of the workpiece are avoided.

The utility model discloses a steel ball quenching device. The steel ball quenching device comprises a base, a ball flow guide mechanism and a collecting box, the base is provided with a quenching bath, and an opening of the quenching bath is upward; the ball flow guide mechanism is arranged on the base and comprises a flow guide frame, the flow guide frame is provided with a flow guide groove, the flow guide groove is located in the quenching pool and is obliquely arranged downwards in the length direction, the lower end of the flow guide groove is provided with a ball outlet, and the flow guide groove is provided with a ball inlet; the collecting box is arranged on the base, and the balls in the flow guide groove can enter the collecting box through the ball outlet. As the diversion trench is positioned in the quenching bath, the steel ball can roll for a longer distance in the quenching bath, the movement duration and distance of the steel ball in the quenching bath are improved, and the quenching uniformity is improved; and the steel balls enter the collecting box after more sufficient heat dissipation, heat is easily dispersed to all positions of the quenching pool, the risk that the temperature of quenching liquid near the collecting box is too high is avoided, and the quenching effect is improved.

The utility model discloses a quenching device for a metal ball in a slewing bearing. The quenching device comprises a quenching box for loading quenching liquid, a plurality of spiral feeding pipelines are arranged in the quenching box, and a plurality of hollow holes are formed in the side walls of the spiral feeding pipelines; the upper end of the spiral feeding pipeline extends out of the rear side of the quenching box through an upper feeding pipe communicated with the spiral feeding pipeline and is connected with a feeding hopper; a hollow frame for loading metal balls is arranged in the quenching box and is positioned on the front side of the plurality of spiral feeding pipelines; when the hollowed-out frame is located at the bottommost part, a pipe opening of a lower discharging pipe connected with the lower end of the spiral feeding pipeline is arranged close to the rear side of the hollowed-out frame; the front side of the upper part of the quenching box is provided with a discharging channel communicated with the quenching box; the front side of the hollow frame is provided with an opening with the width smaller than that of the discharging channel; a door-shaped frame is erected on the quenching box, and a driving mechanism used for driving the hollow frame to vertically move is arranged on the door-shaped frame. The quenching device can be used for orderly and stably quenching the metal balls in the slewing bearing.

The present invention relates to the field of metal heat treatment technology, specifically to a heat treatment device and process for steam turbine inner cylinder casting, including a quenching box, a feeding assembly and a unloading assembly, wherein a feeding assembly is provided inside the quenching box, and the feeding assembly is used for feeding the steam turbine inner cylinder, and a unloading assembly is provided inside the quenching box, and the unloading assembly is used for unloading the steam turbine inner cylinder. The tensioning claws of the feeding assembly are automatically tensioned on the inner wall of the steam turbine inner cylinder, the steam turbine inner cylinder is fixed, and the steam turbine inner cylinder is carried to rotate clockwise, and a plurality of flame nozzles are used to spray high-temperature flames for burning, so that the steam turbine inner cylinder is heated rapidly, and at the same time, the meshing action of the planetary gear and the sun gear causes the steam turbine inner cylinder to rotate, which is beneficial to ensure the uniformity of the heating of the steam turbine inner cylinder and improve the quenching effect, and then the high-temperature steam turbine inner cylinder is automatically immersed in the quenching liquid, which has high automation and improves the heat treatment efficiency of the steam turbine inner cylinder.

The invention discloses a precise cutting caterpillar track section quenching system, and belongs to the technical field of quenching processing, the precise cutting caterpillar track section quenching system comprises an intermediate frequency heating zone, a circulating conveying mechanism and a linear conveying mechanism, the surface of a conveying part of the circulating conveying mechanism is fixedly connected with a bracket, and a special-shaped zone heat treatment module is arranged above the bracket; the special-shaped area heat treatment module comprises an upper profiling heat pipe, a lower profiling heat pipe, a middle groove heat pipe and a heating control piece, the caterpillar track section separated from the medium-frequency heating area is shaped to be in an inclined state, and the upper profiling heat pipe and the lower profiling heat pipe are assembled on the surface of the caterpillar track section up and down; the four middle groove heat pipes are attached to the special-shaped groove walls of the middle grooves in the corresponding positions of the caterpillar track section, all special-shaped areas of the tread of the caterpillar track section are subjected to targeted fixed-point heat treatment, the caterpillar track section is separated from the fixed-point restraining module and enters the immersion module under control of the lower end supporting beam with the state changed, and water spraying cooling and immersion cooling are conducted on the caterpillar track section at the same time. And the cooling operation of each special-shaped area of the track link section tread is effectively completed.

The present invention provides a tooth surface quenching device for a rack, belonging to the field of mechanical technology. It solves the problem of poor quenching effect of the existing quenching device. The tooth surface quenching device of the rack includes a frame, a quenching head, a quenching liquid nozzle, a quenching plate with a mounting cavity, and a fixture for clamping and positioning the rack. The quenching head and the quenching liquid nozzle are fixed on the frame. The quenching head and the quenching liquid nozzle are both located above the fixture and opposite to the fixture. The quenching plate is arranged on the frame and can slide back and forth in the horizontal direction relative to the frame. The fixture is arranged in the mounting cavity of the quenching plate. The bottom surface of the fixture is a plane. The quenching plate is also provided with an adsorption member, and the adsorption member can absorb the bottom of the rack so that it is tightly attached to the bottom surface of the fixture. The adsorption member can generate an adsorption force to firmly absorb the bottom of the rack. Even if the rack is heated during the quenching process, it will not deform and warp, thereby improving the effect of tooth surface quenching and ensuring the quality of the product.

The utility model relates to the technical field of reinforcing steel bar quenching, in particular to a feeding device for reinforcing steel bar quenching, which is characterized in that a combustion furnace is fixedly connected to the middle position of the upper end of a support table, a feeding box is fixedly connected to the left end of the combustion furnace, and a feeding pinch roll is rotatably connected to the inside of the feeding box; a worm can drive a worm gear to rotate through rotation of a motor, so that a feeding clamping roller on the upper side can rotate, and the feeding clamping rollers at the upper end and the lower end can automatically convey and feed reinforcing steel bars through the action of a gear set; according to the steel bar quenching furnace, steel bars can be prevented from being scraped under the action of the arranged feeding guide rollers, meanwhile, the steel bars can be fed and can block the feeding holes under the action of the arranged feeding holes, the situation that a large amount of heat is lost due to the fact that the combustion furnace is repeatedly opened and closed is avoided, and the quenching effect and the quenching efficiency are improved.

The invention discloses a quenching device for oil casing production, which belongs to the field of quenching devices and comprises a quenching frame, wherein a circular plate is arranged at the bottom of the inner cavity of the quenching frame, and further comprises: a rotating assembly, wherein the rotating assembly comprises a rotating rod fixedly mounted on the circular plate, wherein the rotating rod is rotatably mounted with the quenching frame, wherein a motor is fixedly mounted at the bottom of the quenching frame, wherein the output shaft of the motor is fixedly mounted with the bottom end of the rotating rod, wherein stirring rods are evenly fixedly mounted on the outer wall of the circular plate, wherein buffer blocks are evenly fixedly mounted on the top of the circular plate, wherein an anti-slip block is fixedly mounted on the top of each group of the buffer blocks, and wherein an oil casing body is arranged in the quenching frame; wherein bubbles can be made to rise to the liquid surface faster in the process of water quenching, wherein the existence of bubbles can be avoided so as to avoid the situation that an isolation layer is formed on the surface of the oil casing body, thereby reducing the contact area between metal and water and the cooling efficiency, thereby effectively improving the quenching effect.

According to the production method of the cold-rolled strip steel for the chain saw guide plate, by optimizing the chemical components of the steel and adding 0.1-0.2% of Cr, the defects that the induction quenching performance of the edge of a guide plate piece is poor, the hardness uniformity is poor and the hardening interval is narrow are overcome, it can be guaranteed that the quenching hardness is HRC58 or above, the hardness fluctuation is + / -1 HRC, and the width of the hardening area is 2.5 mm or above. The advanced hot continuous rolling and cold continuous rolling processes are adopted for structure and performance regulation and control, and the cold-rolled strip steel for the chain saw guide plate with excellent hardness, rigidity, wear resistance, corrosion resistance and quenching performance and high cost performance is developed. A decarburized layer of the cold-rolled strip steel is very thin, the thickness of a single face is below 4 microns, the microstructure is uniform and fine and is a troostite and a very small amount of ferritic structure, and the size of a pearlite group is within 20 microns; the fluctuation of the tensile strength of the whole coil is within 80 MPa, and the surface hardness is 29-31 HRC.

The utility model discloses an energy -conserving and environment -friendly cement kiln bypass air release system, including cement kiln, kiln tail smoke chamber and grate cooler, and kiln tail smoke chamber is connected with quenching cooler, waste heat boiler and dust remover in proper order through pipeline, and the outlet of dust remover is connected with the high temperature area of grate cooler through pipeline and communicates, and the quenching cooler includes casing and inner tube, and the casing inner wall and the inner tube outer wall in cooling chamber are all provided with helical half -pipe, and a plurality of helical coils are concentrically arranged in the cooling chamber, and the airflow passageways of two adjacent helical coils are staggered, and the center of inner tube is provided with the center gas pipe of lower end block, and a plurality of air injection holes are arranged on the center gas pipe, and the upper part in the inner tube is provided with the spray mechanism, and a plurality of upper gas pipes are arranged on the ring plate between the helical half -pipe on the casing inner wall and the outermost helical coil. In conclusion, the utility model has the advantages of high smoke and cold air mixing efficiency, good quenching effect, reducing the smoke production, energy -conserving and environment -friendly.

The invention provides double-station quenching equipment with a flow guide mechanism, and relates to the technical field of quenching equipment. A quenching agent is arranged in the quenching agent storage tank; the control panel is fixedly mounted on the front side of the quenching agent storage tank; the number of the quenching mechanisms is two, and the two quenching mechanisms are installed on the quenching agent storage pool. The driving mechanism is mounted on the rear side of the quenching agent storage tank; the number of the flow guide mechanisms is two, and the two flow guide mechanisms are installed on the quenching agent storage pool. The control mechanism is mounted on the driving mechanism; the protection mechanism is mounted at the top of the quenching agent storage tank; according to the quenching device, a quenching agent in the rectangular flow guide cover is discharged through a row of flow guide round holes, the flowing speed of the quenching agent is increased, and the quenching effect of a workpiece is improved; the problems that the flow velocity of a quenching agent is low and the quenching effect of a workpiece is reduced due to the lack of a flow guide mechanism generally are solved.