71results about How to "Cool down in time" patented technology

The invention discloses wind power generation equipment capable of giving an alarm at high temperature, which belongs to the technical field of wind power generation and comprises a fan blade, a rotating shaft, a step-up gear box, a generator, a first conveying pipe, a cooling coil, a rotating ring, a thermosensitive extrusion block, a placement ring cavity and the like. Two arranged thermosensitive extrusion blocks rotate to alternately and circularly extrude a conveying hose to generate suction force, so that water in the conveying hose, a second conveying pipe, a cooling coil, a first conveying pipe and a flow guide spiral groove circularly flows to absorb heat in the cabin shell, and continuous heat dissipation in the cabin shell is achieved; and when the temperature in the cabin shell is higher, the size of the rotating ring is increased, so that the speed of water flowing circularly in the conveying hose is increased, the water-cooling heat dissipation effect of the cabin shell is improved, and the problem that heat in a main engine of a wind generating set is difficult to dissipate in a high-temperature environment under most conditions is solved.

The invention relates to the field of transformers, in particular to a no-load current adjustable transformer which comprises an adjustable transformer body, the adjustable transformer body comprises a shell, a partition plate is fixedly connected to the lower portion in the shell, a bottom bin is arranged on the lower portion of the partition plate, and side bins are fixedly connected to the middles of the two sides in the shell. The device comprises a shell, air heating cavities are formed in the two sides of the shell, guide pipes are fixedly connected to the front side and the rear side of the top of each air heating cavity, the ends, away from the air heating cavities, of the guide pipes penetrate through the side wall of the shell, the ends, away from the air heating cavities, of the guide pipes penetrate through the tops of side bins, piston plates are slidably connected into the side bins, and limiting rods penetrate through the front portions and the rear portions of the piston plates. According to the adjustable transformer, the situation that the safety performance of the adjustable transformer is affected due to the fact that the temperature of insulating oil is accumulated and rises to exceed a safety threshold value can be effectively avoided, and the safety of the transformer is effectively improved.

The utility model discloses an easy heat dissipation high current-carrying busbar and a high voltage distribution box, comprising a current-carrying busbar and a component, the current-carrying busbar is fixedly provided with a heat dissipation member through a screw, the bottom of the heat dissipation member is tightly attached to the surface of the current-carrying busbar, the heat dissipation member is vertically provided with a group of heat dissipation plates at intervals, and the heat dissipation plates are fixedly connected with the component. The heat dissipation plate is perpendicular to the surface of the current-carrying busbar so as to dissipate heat of the current-carrying busbar; mounting holes penetrating through the two ends of the heat dissipation piece and the current-carrying busbar are formed between the two ends of the heat dissipation piece and the current-carrying busbar, the screws are arranged in the mounting holes in a penetrating mode, the heads of the screws abut against the surface of the heat dissipation piece, and the bottoms of the screws are in threaded connection with limiting nuts; and the heat dissipation piece and the current-carrying busbar are limited between the head of the screw and the limiting nut. According to the scheme, the heat dissipation piece is arranged on the current-carrying busbar, and the contact area with air is increased through the group of heat dissipation plates which are vertically arranged at intervals, so that the local heat dissipation capability is improved, and the use safety and effectiveness of the connection part are ensured.

The utility model belongs to the technical field of drilling machines, and particularly relates to a deep hole drilling machine with positioning and guiding functions, which comprises a control table and a bottom column, the bottom column is fixedly mounted at the bottom end of the control table, a punching mechanism and a cooling mechanism are arranged at the top end of the control table, and the punching mechanism comprises a drilling unit and a positioning and guiding unit. According to the deep hole drilling machine with the positioning and guiding functions, by arranging the punching mechanism, not only can a workpiece be rapidly drilled, but also the workpiece can be rapidly positioned and fixed, so that the drilling stability of the workpiece is improved, the drilling quality is improved, and the production and machining quality of the workpiece is also improved; according to the device, the problems in the background technology are solved, the cooling mechanism is arranged, after the workpiece is drilled, the workpiece can be cooled in time, the workpiece drilling efficiency is improved accordingly, the function of recycling cooling liquid is achieved, and the practical performance of the device is improved.

The utility model discloses a cold and hot integrated rolling spraying machine which comprises an installation box, an installation support is installed in the installation box, a roller assembly is installed on the installation support, a cold air assembly is arranged above the roller assembly, a roller cover assembly is arranged in front of the roller assembly, the bottom of the cold air assembly is connected with a lifting assembly, and the lifting assembly is installed on the installation support. The roller assembly is connected with the hot-air assembly; the cold air assembly comprises a cold air cover, the cold air cover is connected with the lifting assembly through a support, a cold air inlet and a cold air outlet are formed in the cold air cover, the cold air inlet is connected with an air cooler through a cold air pipeline, the air cooler, the lifting assembly, the roller assembly and the hot air assembly are connected with a control screen, and the control screen is installed on the installation box. The cold air assembly is arranged on the rolling spraying machine, accessories subjected to rolling spraying can be cooled in time, repeated rolling spraying of the accessories is facilitated, and the machining efficiency of the accessories is improved; the height of the cold air assembly can be controlled through the lifting assembly, so that different cooling requirements are met.

The utility model provides a temperature control device for a collector ring of a generator, which comprises a mounting rack capable of being mounted on a protective cover, and the top of the mounting rack is provided with a top hole; the air pipe comprises a straight pipe and a side pipe connected to the wall of the straight pipe in a penetrating mode, one end of the air pipe can stretch into the protective cover and face the collecting ring, and the rear end of the side pipe is connected with a draught fan. The infrared temperature detector is provided with an infrared probe; and the detection end of the infrared probe is arranged towards the collecting ring through the inner cavity of the straight pipe and is used for detecting the temperature of the collecting ring. And the PLC is used for collecting temperature information of the infrared temperature detector and can start and stop the fan. Therefore, automatic temperature control of the collecting ring can be realized, the collecting ring can be cooled in time, the running stability of a generator is improved, the service life of the collecting ring is prolonged, in addition, manual heat dissipation operation is omitted, and the labor intensity of workers is reduced.

The utility model relates to the technical field of injection molds, in particular to a plastic accessory rapid forming injection mold which comprises a bottom plate, a transverse plate is arranged above the bottom plate, the top of the transverse plate is fixedly connected with a lower mold base, and a rectangular annular cavity is formed in the lower mold base. A second electric telescopic rod is started to drive an upper mold plate to move into a lower mold base, an injection molding material is added into the lower mold base through an injection molding pipe, cold water is added into a connecting box, a water pump is started to discharge the cold water into a rectangular annular cavity, the cold water absorbs heat in a plastic workpiece, and a fan blows air. When injection molding is completed, a first electric telescopic rod is started, a plastic workpiece is ejected out through a push plate, after injection molding is completed, the plastic workpiece can be cooled in time, when the injection-molded workpiece is manually taken down, workers are not prone to being scalded, the cooling efficiency is high, and the work efficiency is high. Therefore, the production efficiency is improved.

The invention relates to a novel air-cooled vibration motor which is mainly used as a vibration source on vibration equipment for coal, electric power, chemical engineering and the like. The vibration motor is composed of an adjusting eccentric block, a fixed eccentric block, a rotating shaft, fan blades, a bearing, an end cover, a junction box, a rotor iron core, a stator iron core, a machine base, a ventilation cap and a sealing cover, the fan blades are installed on the vibration motor, the fan blades are driven by the motor to rotate to carry wind, heat dissipation and cooling can be conducted on the bearing in time, and temperature rise of the bearing is prevented from being too fast and too high; the problem that the service life of the vibration motor is affected due to poor heat dissipation is solved, and the problem that the vibration motor is not suitable for being matched with the frequency converter due to heat dissipation is solved. The invention discloses a novel air-cooled vibration motor which is simple in structure, low in energy consumption, low in production cost, long in service life, safer and more reliable, reduces maintenance amount and belongs to the technical field of vibration equipment.

The utility model relates to the technical field of wear-resistant ceramic processing, in particular to a cooling component for wear-resistant ceramic processing, which comprises a bottom plate, an air cylinder mounted on the side surface of the bottom plate, a water tank fixedly connected to the side surface of the air cylinder, a control panel fixedly connected to the outer surface of the water tank, and a refrigeration sheet fixedly connected to the inner wall of the water tank. The inner bottom wall of the water tank is fixedly connected with a temperature sensor, the temperature sensor is electrically connected with the control panel, the control panel is electrically connected with the refrigeration sheet, the top of the water tank is fixedly connected with a cover plate, the surface of the cover plate abuts against a water inlet cover, the top of the cover plate is provided with a suction pump, and the bottom of the suction pump extends into the water tank and communicates with the water tank; the water temperature in the water tank can be monitored in real time through the temperature sensor, when the water temperature is high, the refrigeration piece works through the control panel, then the water is cooled in time, then the cooled water is sprayed to the surface of the ceramic plate through the spraying pipe, and the ceramic plate can be cooled.

The invention discloses a steel member welding collaborative robot and a welding method thereof, and relates to the technical field of welding robotics.The steel member welding collaborative robot comprises a workbench, a welding gun body is arranged above the workbench, a welding gun head is fixedly connected to the bottom of the welding gun body, a cooling assembly is arranged in the welding gun body, and the cooling assembly comprises an active push plate; a sliding groove is formed in the inner side wall of the welding gun body, the driving push plate is slidably connected into the sliding groove, an area defined by the driving push plate and the welding gun head is an empty bin, a driven push plate is slidably connected into the sliding groove, the driven push plate is arranged above the driving push plate, an inner rod is fixedly connected to the top of the driving push plate, and an outer rod is connected to the outer side of the inner rod in a sleeving mode. And a plurality of clamping teeth are fixedly connected to the inner side wall of the outer rod, so that the technical problem that the subsequent welding effect can be influenced if the temperature of the gun head of the welding gun can continuously rise and the gun head cannot be cooled in time after welding is completed during welding operation is solved.

The invention relates to a refrigerating system and a data center, and the refrigerating system comprises a compressor, a condenser, a first throttling device and a first evaporator which are sequentially arranged in the circulating direction of a working medium, and further comprises a first gas-liquid separation device, a second gas-liquid separation device and an ejector, a first inlet of the first gas-liquid separation device is connected with an outlet of the condenser, a gas outlet of the first gas-liquid separation device is connected with a gas supplementing opening of the compressor, and a liquid outlet of the first gas-liquid separation device is connected with an inlet of the first throttling device; an inlet of the second gas-liquid separation device is connected to an outlet of the first evaporator, and a gas outlet of the second gas-liquid separation device is connected with an inlet of the compressor; an inlet of the ejector is connected with an outlet of the condenser, an outlet of the ejector is connected with a second inlet of the first gas-liquid separation device, and the inlet of the ejector is connected with a liquid outlet of the second gas-liquid separation device so as to eject a second-state working medium at the liquid outlet of the second gas-liquid separation device through a first-state working medium at the outlet of the condenser.

The invention relates to the technical field of energy storage power supplies, and discloses a battery compartment for temperature control adjustment of an energy storage power supply and a battery module thereof.The battery compartment comprises a compartment body assembly, an air supply assembly is arranged on the compartment body assembly, a supporting frame is arranged in the compartment body assembly, a battery assembly is placed on the supporting frame, and sealing assemblies are arranged on the two sides of the battery assembly; a consignment assembly is arranged at the bottom of the battery assembly, isolation plates are arranged above and below the battery assembly, a ventilation assembly is arranged at the rear end of the battery assembly, a traction block is arranged on the supporting frame, and a temperature sensor is arranged on the battery assembly; according to the invention, the sealing assembly is arranged to cooperate with the isolation plates, and the supporting frame is divided into a plurality of spaces, so that each battery assembly is independently isolated, the temperature of each battery assembly is conveniently monitored in real time subsequently, and the ventilation assembly is assisted to cool in a targeted manner; by arranging the ventilation assembly, the ventilation quantity is adjusted in real time according to the detection result of the temperature sensor.

The embodiment of the utility model provides a charging device and a charging pile, and the device comprises a bottom shell which is provided with a first surface and a second surface which are arranged oppositely, and the second surface is provided with a heat dissipation assembly; the circuit board group is arranged on the first surface, and the board surface of the circuit board group is provided with a main heating area and a secondary heating area; the top shell is connected to the first surface of the bottom shell to form an inner cavity, and the circuit board group is located in the inner cavity; the first surface is provided with at least one concave open cavity and at least one main heat dissipation area, the main heating area is arranged corresponding to the main heat dissipation area, and the secondary heating area is arranged corresponding to the open cavity; the heat dissipation assembly comprises a first heat dissipation piece and a second heat dissipation piece, and the heat dissipation area of the second face of the first heat dissipation piece is larger than that of the second face of the second heat dissipation piece. According to the technical scheme, the heat dissipation effect of the first heat dissipation piece is better than that of the second heat dissipation piece, the main heating area on the circuit board group can dissipate heat in time under the condition that the size of the charging device is appropriate, and the situation that the output power of the charging device is affected due to heat accumulation of the circuit board is effectively avoided.

The utility model relates to the technical field of unmanned aerial vehicle battery heat dissipation, and discloses an unmanned aerial vehicle battery heat dissipation assembly which comprises an unmanned aerial vehicle body, the unmanned aerial vehicle body comprises a battery jar, a battery body is arranged in the battery jar, and a wrapping plate is connected to the bottom side of the battery jar in a buckled mode. The device comprises a wrapping plate, a plurality of air holes are formed in the top side of the wrapping plate, a cavity is formed in the wrapping plate, the left side and the right side of the cavity communicate with the outside, two flow guide plates are fixedly connected to the inner wall of the cavity, and the two flow guide plates incline by 45 degrees relative to the inner wall of the cavity. In the high-speed flight process of the unmanned aerial vehicle body, air flow enters the cavity, at the moment, the air flow can directly act on the battery body through the multiple air holes in cooperation with the flow guide plate, and therefore the technical effects that the battery body can be cooled in time, and the service life of the battery body is prolonged can be achieved.

The invention discloses a method for determining the cracking temperature of mass concrete, and relates to the technical field of concrete temperature detection. The extrusion assembly comprises a fixing plate fixedly connected to the interior of the metal protection pipe, a lead screw is rotationally connected to the fixing plate in a penetrating mode, the bottom of the lead screw is rotationally connected with the inner bottom face of the metal protection pipe, the lead screw is in threaded connection with a plurality of extrusion blocks, and a rotary knob is fixedly connected to the top of the lead screw. The extrusion assembly and the ejection assembly are arranged, concrete pouring can be conducted after the metal protection pipe is fixed firstly, and at the moment, due to the fact that an ejection plate and a temperature sensor are still located in the metal protection pipe, the temperature sensor cannot be affected by impact force of poured concrete; and damage to the temperature sensor is avoided, the position of the temperature sensor cannot deviate, and after pouring is completed, the ejection plate can be extruded out of the metal protection pipe through the extrusion assembly.

The utility model discloses an intelligent fire-fighting helmet, and particularly relates to the field of fire-fighting helmets.The intelligent fire-fighting helmet comprises a helmet body, a cape is fixedly installed at the bottom of the helmet body, a heat insulation lining is fixedly installed on the inner side of the helmet body, an installation frame is fixedly installed on the outer side of the helmet body, a water pump is fixedly installed in the installation frame, and a first water conveying pipe is fixedly installed at the bottom of the water pump; the first water conveying pipe is fixedly mounted in the mounting frame, one end of the first water conveying pipe is communicated with a connecting pipe, the connecting pipe is fixedly mounted in the cap body, one end of the connecting pipe is communicated with a transfer pipe, the transfer pipe is fixedly mounted on the inner side of the heat insulation lining, and the bottom of the transfer pipe is communicated with a water discharging pipe. According to the intelligent firefighter cooling device, the heat insulation lining is arranged, the water pump is started by pressing the switch, so that water in the water storage container can be pumped out and conveyed into the inner side of the heat insulation lining, a firefighter can be cooled at the critical moment, and meanwhile the intelligent firefighter cooling device can be connected with the temperature sensor to sense the body temperature of the firefighter in real time for intelligent cooling.

The utility model relates to the technical field of desulfurizing tower cooling, in particular to a desulfurizing tower cooling device which comprises a first low-temperature gas supply part, a first spraying part, a second spraying part and a control part, the first low-temperature gas supply part is used for supplying low-temperature oxygen-free gas into a concentrating section of a desulfurizing tower; the first spraying part is used for extracting a concentrated ammonium sulfate solution of the concentration section of the desulfurizing tower and circularly spraying the concentrated ammonium sulfate solution to the concentration section of the desulfurizing tower; the second spraying part is used for spraying a low-temperature ammonium sulfate solution to the concentration section of the desulfurizing tower; the control part is electrically connected with the first low-temperature gas supply part, the first spraying part and the second spraying part. The utility model solves the problems in the prior art that the cooling mode of the desulfurizing tower is single and the measuring and calculating deviation of a sulfur dioxide emission measuring and calculating device is easily caused.

The invention discloses an injection mold provided with a water cooling channel, and belongs to the technical field of plastic waste recovery processing, the injection mold comprises an upper mold, the top of the upper mold is provided with an injection molding hole, and a lower mold is installed below the upper mold; the bottom plate is fixed to the lower end face of the lower mold, a first heat dissipation mechanism is arranged in the bottom plate, the first heat dissipation mechanism cools the lower mold in a liquid cooling mode, and the first heat dissipation mechanism communicates with cooling liquid in the liquid storage tank; and the second heat dissipation mechanism is arranged on the inner side of the supporting plate, and the second heat dissipation mechanism cools the lower mold in an air cooling mode. According to the injection mold provided with the water cooling channel, the mold is cooled in a liquid and air cooling combined mode, and then product forming is accelerated, so that the cooling efficiency can be improved, the consumed time is shortened, meanwhile, the liquid absorbing heat can be cooled in time, and the high temperature does not exist when the liquid is recycled.

The utility model discloses an air-cooled explosion-proof electromagnetic heater which comprises a control cabinet body, an electromagnetic heating module, an air-conditioning cooling module, an operation control module and a monitoring protection module are respectively installed in the control cabinet body, a thermocouple probe is installed on the electromagnetic heating module, and a thermocouple is installed on the thermocouple probe. The air conditioner cooling module comprises an air compressor, a condenser and a cold air discharge pipeline, the operation control module comprises a power supply control switch, a start control button, a stop control button and an operation parameter control panel, and the monitoring protection module comprises a temperature monitoring sensor and a fault alarm. The electromagnetic heating mode is adopted to replace a traditional resistance heating wire, the heating speed is high, the structure is simple, the heat conversion efficiency is high, temperature control is accurate, open fire potential safety hazards do not exist, more energy is saved, safety and reliability are achieved, and the service life is long.

The present invention belongs to the technical field of magnetorheological dampers, and specifically discloses a magnetorheological damper, comprising a shell and a rod body, wherein the lower end of the rod body penetrates the shell and extends to the interior of the shell, and a piston is fixedly connected to the bottom of the rod body, and the surface of the piston is provided with evenly distributed through holes. By arranging an anti-sedimentation mechanism, the sedimentation of magnetic particles in the magnetorheological fluid can be effectively reduced under the action of the anti-sedimentation mechanism, and the magnetorheological fluid can be timely dissipated and cooled to reduce the influence of heat generated by friction on it. By utilizing the cold energy and heat energy generated by the cold surface and the hot surface of a semiconductor refrigeration plate, the cold energy is utilized to dissipate the heat of the magnetorheological fluid to reduce the influence of heat on it, and the heat energy is utilized to heat the air inside a power cavity to form an air pressure difference between the power cavity and the drive cavity, so that the turntable and the blades can be driven to stir the magnetorheological fluid under the action of a stirring component to reduce its sedimentation.

The utility model discloses a unit type curtain wall cutting processing device in the technical field of curtain wall cutting, which comprises a base, a cutting platform and an L-shaped support are arranged at the upper end of the base, and a feed groove is arranged on the cutting platform. A translation device is arranged on the lower side of a cross beam of the L-shaped support, and a cutting device is arranged at the lower end of the translation device. An aluminum alloy plate to be cut is fixed below the cutting device through a fixing clamp. A cooling device is arranged on the lower side of the cutting platform and comprises a water tank and cooling fins, the upper ends of the cooling fins are embedded into the cutting platform, and the lower ends of the cooling fins stretch into the water tank in a sealed mode. A water inlet pipe is arranged on the lower portion of one side of the water tank, a water outlet pipe is arranged on the upper portion of the other side of the water tank, and flowing cooling water is introduced into the water tank. The cutting platform and the aluminum alloy plate can be cooled in time, deformation caused by high temperature is reduced, and cutting precision is guaranteed.

The utility model discloses an oil mist lubrication structure for a compression roller, which comprises an eccentric bushing, a pinch roller, a roller bearing, an oil mist generator and an atomizing nozzle, an inner cavity of the eccentric bushing is eccentrically arranged and is used for inserting an eccentric shaft, the pinch roller is sleeved on the outer side of the eccentric bushing, and the roller bearing is arranged between the pinch roller and the eccentric bushing; an L-shaped oil channel is formed in the side wall of the eccentric sleeve in the axial direction, an inlet of the L-shaped oil channel is formed in the top end of the eccentric sleeve, and an outlet of the L-shaped oil channel is formed in the side wall of the eccentric sleeve and located above the roller bearing; the atomizing nozzle is installed at an outlet of the L-shaped oil duct, and the oil mist generator is connected with an inlet of the L-shaped oil duct through a lubricating pipeline. The lubricating structure can save a large amount of lubricating oil, so that the roller bearing is infiltrated and lubricated and can be cooled in time, and the service life of the bearing is prolonged.

The present invention relates to the technical field of pipeline welding, and in particular to a pipeline welding device, including a moving block, a motor, a limit block, a limit groove, an elastic telescopic rod, a vibration block, a spring, a rack, and a first gear. The motor is fixedly connected to the moving block, the roller is fixedly connected to the motor shaft and is tightly attached to the inner wall of the welding ring, and the first gear is fixedly connected to the motor shaft. The elastic telescopic rod is arranged in the limit groove and is slidably connected to the limit block. The vibration block is arranged on one side of the welding head of the welding gun and is fixedly connected to one end of the elastic telescopic rod away from the welding ring. One end of the spring is fixedly connected to the side of the elastic telescopic rod, and the other end is fixedly connected to the moving block. The rack is fixedly connected to the elastic telescopic rod and meshes with the gear. The rotating gear pushes the rack to move in the direction of the elastic telescopic rod, and the rack pushes the vibration block to move in the direction of the weld through the elastic telescopic rod. The vibration block hits the gap, so that the weld is expanded to a certain extent, eliminating some welding residual stress.

According to the ultrasonic bone cutting device and the bone cutting tool thereof, in the process that bone tissue is cut through a cutting edge of a cutting edge section, cooling liquid can reach a friction heat generation area of the cutting edge section and the bone tissue through a liquid injection channel, a communication through hole and a flow guide channel, and therefore a tool bit body can be effectively cooled in time; and thermal damage is avoided. Meanwhile, due to the fact that the communicating through hole communicating with the liquid injection channel and the flow guide channel penetrates through part of the operation plane and part of the cutting edge face, that is, part of the communicating through hole is formed in the tightening section, the strength of the cutting edge section is not or slightly affected, and the risk of breakage is avoided.

The present disclosure provides a frequency converter, which relates to the field of electrical engineering. The frequency converter includes: a housing, a frequency conversion module, a first fan, a second fan, a filter, a dust collector, a first air inlet pipe, a second air inlet pipe, a first exhaust pipe and a second exhaust pipe; an air inlet nozzle is arranged at one end of the first air inlet pipe, and the air inlet nozzle is arranged below the frequency conversion module, the other end of the first air inlet pipe is connected to one end of the first fan, the other end of the first fan is connected to one end of the second air inlet pipe, and the other end of the second air inlet pipe is connected to the filter; the first fan is used to suck the filtered air into the first air inlet pipe through the second air inlet pipe, and the air flows to the frequency conversion module through the air inlet nozzle. By increasing the air flow rate around the frequency conversion module, the frequency conversion module is cooled and cooled, and the flowing air can also remove dust on the frequency conversion module, improve the heat dissipation efficiency of the frequency conversion module itself, and prevent the frequency converter from malfunctioning due to excessive temperature.

The utility model relates to the technical field of printing machines, and discloses a printing machine drying device which comprises a drying chamber, a partition plate is fixedly connected to the interior of the drying chamber, feeding ports are formed in the two side walls of the drying chamber and the partition plate, and a drying mechanism is arranged on the right side of the partition plate; the drying mechanism comprises two fixing blocks, a heating cylinder, a roller, a heating pipe and an infrared lamp, a cooling mechanism is arranged on the left side of the partition plate, advertising paper is arranged in the drying chamber, and the advertising paper penetrates through the three feeding ports and is attached to the top of the drying mechanism and the top of the cooling mechanism; by arranging the drying mechanism, advertising paper can be preheated through a roller of the drying mechanism, then infrared radiation directly acts on the surface of the advertising paper through an infrared lamp, moisture in the advertising paper is rapidly evaporated, the drying time is greatly shortened, infrared drying is conducted after preheating, more energy is saved, and energy consumption is reduced; and the drying efficiency is greatly improved, and the comprehensive and efficient drying effect is achieved.

The utility model discloses a flexible circuit board trepanning device, and belongs to the technical field of flexible circuit board processing. The device mainly comprises a base; the punching assembly is mounted on the base, and the punching assembly is provided with a drill bit part for punching the flexible circuit board and a mounting frame for supporting the drill bit part; the cooling assembly is installed on the base, and the cooling assembly is provided with a fan for cooling the punching position, a first gear for driving the fan to rotate and a first rack for driving the first gear to rotate; and the cleaning assembly is mounted on the side surface of the mounting frame, and the cleaning assembly is provided with a cleaning brush for cleaning the surface of the flexible circuit board. According to the flexible circuit board punching device, when the punching assembly is used for punching, the first rack is meshed with the first gear on the fan rotating shaft to drive the fan to rotate, and airflow generated by the fan can timely cool the local position of the flexible circuit board during punching.

The utility model belongs to the technical field of bucket tooth machining, and particularly relates to a bucket tooth quenching device which comprises a quenching mechanism and a quenching mechanism, the workbench is used for mounting the quenching mechanism; the system further comprises a purification mechanism, the purification mechanism comprises an exhaust pipe, a treatment box, a first filter screen, a purification layer and a fan, the treatment box communicates with the quenching furnace through the exhaust pipe, and the fan enables flue gas in the quenching furnace to be filtered and purified through the first filter screen and the purification layer in the treatment box and then discharged; wherein the purification mechanism is arranged on the workbench, and the purification mechanism can effectively filter and purify harmful smoke generated in the heating process, so that environmental pollution is reduced, and the health of operators is protected.

The present invention relates to the field of stamping technology for chassis sheet metal parts, and discloses an automatic processing device for chassis sheet metal parts, including a processing table, a lower die is arranged at the middle position of the upper end surface of the processing table, a sheet metal part is placed in the lower die, displacement grooves are symmetrically opened on both sides of the bottom of the lower die, and a centering aligner acting on the sheet metal part is installed in the displacement groove. The automatic processing device for chassis sheet metal parts described in the present invention starts the servo motor, and after a series of transmissions, the stamping spring is instantly released in the power storage chamber, causing the stamping rod to move downward instantly, and two groups of stamping rods carry the stamping upper die to move downward quickly, pass through the limit opening of the pressing plate, and directly act on the middle part of the sheet metal part, cooperate with the lifting rod to extend downward, drive the lifting seat to move downward a short distance, and use the stamping rod to repeat the above operation again for stamping, and repeat this process until the middle part of the sheet metal part is completely pressed into the concave die groove, and multiple pressings ensure the precision and quality of pressing.