45results about How to "Easy to observe the operation" patented technology

The invention discloses a machining method for a thin-wall squared tube and belongs to the technical field of square tube forming processes. The machining method for the thin-wall squared tube mainly includes the following steps that 1 a strip roll is decoiled, wherein the strip roll is unfolded and a strip is discharged; 2 the strip is conveyed actively, wherein the strip is discharged downstream under the action of traction force; 3 buffering speed governing is conducted, wherein the strip is discharged at a constant speed without the action of tensile force, and the active conveying frequency of the strip is controlled; 4 lubricant coating is conducted, wherein the two surfaces of the strip are coated with lubricants; 5 forming is conducted, wherein the strip is gradually bent in a cold mode, so that the strip forms a tube blank with a weld joint and a square section, and the weld joint is located on the upper surface of the tube blank; 6 high-frequency welding is conducted; 7 cooling is conducted; 8 residual liquor is cleaned away; 9 the tube section is accurately shaped; 10 cutting is conducted. The machining method solves the technical problems that existing thin-wall squared tubes are poor in forming quality and low in production efficiency, and the machining method is widely applied to manufacturing thin-wall squared tubes.

The invention discloses a machining device of square tubes made of thin-wall strips and belongs to the technical field of square tube forming equipment. According to the strip conveying direction, the machining device mainly comprises a strip decoiling device, a primary buffering device, an active strip conveying device, a secondary buffering device, a strip surface lubricant coating device, a forming device, a tube blank shaping device, a high-frequency welding device, a post-welding cooling device, a surface residual liquid removing device, a square tube shaping device and a cutting device which are arranged in sequence. The machining device solves the technical problems that existing thin-wall square tubes are poor in forming quality and low in production efficiency, and the machining device is widely applied to manufacturing the thin-wall square tubes.

The invention relates to a modular mechanical dolphin flipper drive mechanism, which is characterized by a main motor module, an auxiliary motor module and a support; the main motor module includes a main motor shell; a top cover and a bottom cover are respectively sealed and connected above and below the main motor shell; the top cover is connected with a press cover; a main motor is arranged in the main motor shell; the output of the main motor goes through the top cover and the press cover by sealing devices; the auxiliary motor module includes an upper and a lower shells as well as the top cover and the press cover which are sealed and connected; an auxiliary motor is fixed in the lower shell by two support blocks; both sides of the lower shell are respectively provided a rotating shaft hole; the output of the auxiliary motor is connected to the flipper of the mechanical dolphin; one end of the support is support is connected the rotating shaft hole on one side of the auxiliary motor module, and the output of the main motor goes through the support and is connected to the rotating shaft hole on the other side of the auxiliary motor module. The mechanical dolphin flipper drive mechanism of the invention can be taken as not only an auxiliary advancing mechanism for the mechanical dolphin, but also taken as an independent underwater advancing mechanism.

The invention provides a convenient-to-adjust low-voltage withdrawable switch cabinet, and relates to the technical field of low-voltage switch cabinet. The low-voltage withdrawal switch cabinet convenient for adjustment comprises a cabinet body, two sides of the bottom of the cabinet body are fixedly installed with shock absorbing pads, a first support frame is fixedly installed on the top of thecabinet body wall, a second support frame is arranged inside the cabinet body, and the first support frame and the second support frame brackets are provided with a plurality of withdrawal plates. The low-voltage withdrawable switch cabinet is convenient to be adjusted, rotating the rotary handle to drive the threaded rod to rotate, the connecting frame can be lifted and lowered in the vertical direction, driving the drawing board to adjust the height, The sliding plate and the clamping block are clamped tightly, so that the drawing plate can be fixed, so as to be suitable for mounting and adjusting electronic components with different heights, and the second support frame can be convenient to move in the horizontal direction, so as to adjust the size of the drawing plate in the horizontal direction, change the spacing of the drawer, and facilitate the adjustment of the mounting switch circuit.

The invention discloses an electric energy metering box, and relates to the field of distribution equipment. The electric energy metering box comprises a box body and a box door, the box body and the box door are made of SMC sheet-shaped plastic materials, electric energy meter installation grooves, air switches and line-pressing plates are arranged in the box body, side surfaces of the box body are provided with radiating holes, the lower part of the box body is provided with a wire-inlet hole and a wire-outlet hole, the box door is provided with an observation window, a cover plate and a door lock, and the box door is connected with the box body through hinges. According to the electric energy metering box, the box body and the box door are made of the SMC sheet-shapes plastic materials so that the security is higher, the electric energy metering box is more convenient and light, and national metal resources are saved.

The invention discloses a stroke limit adjustment device for a push rod, which comprises a guide rail, a first switch seat and a second switch seat movably arranged on the guide rail, a first switch arranged on the first switch seat, a second switch arranged on the second switch seat and a trigger fixedly arranged on the push rod. When the trigger is moved to the first switch, the trigger sends triggering information, the first switch is on, the second switch is off, and the push rod moves towards a first direction. When the trigger is moved to the second switch, the trigger sends triggering information, the second switch is on, the first switch is off, and the push rod moves towards a second direction opposite to the first direction. The stroke limit adjustment device for the push rod can be improved on the basis of a commonly-used electric push rod, the universality is strong, the structure is compact, the operation is convenient, the stroke adjustment range is wide, and the adjustment precision is high.

The invention relates to mechanical equipment of dynamics research in the process of mineral machining, in particular to a large transparent flotation column for dynamics research of mineral machining. The large transparent flotation column comprises supporting bases and a base column barrel body. A bottom conical body is arranged on the bottom face of the base column barrel body, and foam maker connecting ports are formed in the bottom conical body. A plurality of supporting bars are arranged above the base column barrel body and extend upwards to be connected to an upper column body at the top end of the flotation column, and the supporting bars are evenly arranged and attached to the outer side of a transparent column body communicating with the base column barrel body and the upper column body. According to the large transparent flotation column for dynamics research of mineral machining, compressive strength and light transmission are good, and running circumstances of gas, solid and liquid phases in equipment are conveniently observed; double guarantee for the light transmission degree and the firmness degree of a large flotation test flotation column can be taken into consideration; and equipment height is conveniently adjusted, foam makers can be transversely and vertically installed, and the foam makers of different quantities and specifications can be installed according to the requirement, so that conducting of dynamics research of mineral machining is facilitated.

The invention discloses an automatic medicine taking device used for an intelligent pharmacy. A controller is arranged on one sides of the upper portions of medicine taking openings. A driving belt wheel of a first sliding mechanism and a driving belt wheel of a second sliding mechanism are connected through a first rotating shaft, a driven belt wheel of the first sliding mechanism and a driven belt wheel of the second sliding mechanism are connected through a second rotating shaft, and an output shaft of a first motor is fixedly connected with the first rotating shaft. Driving rollers and driven rollers are connected through second transmission belts, second motors are connected with the driving rollers, and multiple evenly-arranged trays are arranged on the second transmission belts. Thedevice is arranged outside the pharmacy, patients put patient id cards on card reading modules to read prescriptions, the controller controls the first motor and the second motors to rotate, corresponding medicines are conveyed to the medicine taking openings so that the patients can take medicines by themselves, the work strength of pharmacists is reduced, the waiting time of the patients for taking medicines is shortened, the medicine taking efficiency is improved, and the service level of the pharmacy is improved.

The invention discloses a machining device of square tubes made of thin-wall strips and belongs to the technical field of square tube forming equipment. According to the strip conveying direction, the machining device mainly comprises a strip decoiling device, a primary buffering device, an active strip conveying device, a secondary buffering device, a strip surface lubricant coating device, a forming device, a tube blank shaping device, a high-frequency welding device, a post-welding cooling device, a surface residual liquid removing device, a square tube shaping device and a cutting device which are arranged in sequence. The machining device solves the technical problems that existing thin-wall square tubes are poor in forming quality and low in production efficiency, and the machining device is widely applied to manufacturing the thin-wall square tubes.

The invention discloses a cleaning device for a glass window of a machine tool. The cleaning device for the glass window of the machine tool comprises a side-moving door, and the glass window is arranged on the side-moving door. The cleaning device is characterized in that the cleaning device for the glass window of the machine tool further comprises moving devices symmetrically arranged on both sides of the inner surface of the side-moving door and a cleaning device body arranged between the two moving devices; each moving device comprises an air cylinder and an air cylinder mounting seat, and the air cylinders are fixed to the lower portions of the two sides of the glass window through the air cylinder mounting seats; the cleaning device body comprises power pieces symmetrically mountedon piston rods of the air cylinders and a rotary brush roller arranged between the two power pieces; and the air cylinders are used for driving the power pieces to conduct up-down linear motion, the power pieces are used for driving the rotary brush roller to conduct rotary cleaning movement on the surface of the glass window. The cleaning device for the glass window of the machine tool has the advantages that impurities on the glass window can be automatically cleaned when the machine tool is in the working state, the working situation inside the numerical control machine tool is advantageously observed, and the labor intensity of an operator is reduced.

The invention discloses an integrated automatic dosing device. The device is characterized in that a drug storage tank (7) and a dosing tank (11) are arranged in a vertical sequence; a solenoid valve (4) is arranged at a place where the drug storage tank (7) communicate with the dosing tank (11) ; a dosing nozzle (6) is arranged at the upper end of the drug storage tank (7); the dosing nozzle (6) is connected with a dosing pump (1) through a pipe; liquid level gauges (2) are arranged on the sidewall of the drug storage tank (7); the solenoid valve (4), the dosing pump (1) and the liquid level gauges (2) are respectively connected with controllers (3); a top cover (9) is arranged on the upper end of the dosing tank (11); a stirrer (8) is arranged at the central position of the top cover (9); two stirring paddles (10) are arranged on the central shaft of the stirrer (8); a sewage discharge port (5) and a water outlet (12) are arranged at the lower part of the dosing tank (11). With the device provided by the invention, drug dissolving is fast, stirring efficiency is high, and a blockage phenomenon is avoided. With the control of the controllers, quantitative dosing can be realized. Automatic dosing is realized by the solenoid valve under the control of the controller.

The invention provides a novel dough mixer. The novel dough mixer adopts a horizontal screw type structure, and comprises a motor, a supporting frame and a material barrel, wherein the supporting frame is arranged below the material barrel; a screw type blade is arranged inside the material barrel; a feeding hole and a water charging hole are arranged above the material barrel; a discharging hole is arranged on one side below the material barrel; the motor is arranged on the supporting frame and on one side of the material barrel; the motor is connected with the screw type blade by a gear mechanism; a transparent partition plate is arranged outside the gear mechanism; and a smooth ceramic layer is respectively arranged on the inner wall of the material barrel and the outer surface of the screw type blade. The novel dough mixer has such advantages that the structure is simple, flour is not easy to adhere, dough mixing is safer and more sanitary, and the like.

The invention relates to the technical field of dyeing machines, in particular to a microfiber synthetic leather direct dyeing machine which comprises a machine body, a stirring system, a pigment adding system, a heating system and a drainage system. The machine body comprises a cylinder body in a rectangular box shape and a hollow machine head, a machine body cover plate is arranged at the top of the cylinder body, and a machine head cover plate is arranged at the top of the machine head. A middle separation plate is arranged in the cylinder body in the length direction and divides the interior of the cylinder body into two equal parts, inserting grooves are formed in the cylinder body and the middle separation plate at equal intervals, and inserting plates are inserted into the inserting grooves. Automatic heating, water adding, drainage, stirring and discharge devices, so that the work efficiency of equipment is greatly improved; the structure capable of changing the internal volume is arranged, therefore, the volume of the cylinder body can be changed according to needs, and water resources and consumed energy are saved.

The invention relates to the technical field of substation intelligent control, and particularly relates to a substation intelligent auxiliary control system based on internet of things and three-dimensional visualization technology, which comprises a substation intelligent control terminal arranged inside the substation. The substation intelligent control terminal comprises a controller, the controller is connected with an upper computer via a data bus, and the controller is connected with a sensor module, an auxiliary system and a three-dimensional visualization module. By adopting the above structure, temperature and humidity inside the substation are detected through the sensor module, and related equipment inside the auxiliary system is controlled to work through the controller; and in addition, the operation condition inside the substation can be observed conveniently via the three-dimensional visualization module, and detailed places can be observed from each angle through controlling the motor to adjust a camera.

The invention relates to a switch cabinet with an LED display screen. The switch cabinet with the LED display screen comprises a switch cabinet body, a control mechanism and a cabinet door. The control mechanism is installed inside the switch cabinet body. The cabinet door is installed on the switch cabinet body. The switch cabinet with the LED display screen is characterized in that an installation hole is formed in the switch cabinet body. The switch cabinet with the LED display screen further comprises the LED display screen and an LED energy-saving lamp. The LED display screen is installed in the installation hole and connected with the control mechanism through a wire. The LED energy-saving lamp is installed at the top end inside the switch cabinet body and connected with the controller installed on the cabinet door through a wire. The switch cabinet with the LED display screen is scientific and reasonable in design, has the advantages that the running condition inside the switch cabinet is conveniently observed, and normal running inside the switch cabinet is not influenced, and has higher innovativeness.

An automatic feeding machine for an injection solution comprises a rack; a whole disk feeding mechanism is arranged on the right side of the rack in which a material box overturning feeding device is arranged; a queuing conveying mechanism is arranged on the front side of the rack; a discharging track is arranged on the top of the front side of the rack; a power control system is arranged at the bottom of the rack; the left side discharging portion of the whole disk feeding mechanism is connected with the feeding portion of the material box overturning feeding device; and the discharging portion of the material box overturning feeding device is connected with the feeding portion of the queuing conveying mechanism through a material conveying track. Feeding and unloading of injection solution material boxes, queuing conveying of the injection solution, and discharging are all automatically completed through mechanical structures, material box emptying and door plate automatic control functions are achieved, and continuous feeding of the injection solution can be achieved.

The invention discloses a slag discharge device of a quick replacement type zinc liquid pump. The slag discharge device is characterized in that the head end of a double-end bolt is connected with a power part, and the tail end of the double-end bolt is sequentially connected with a top plate and a bottom plate; a surrounding pipe is surrounded between the top plate and the bottom plate, and is communicated with a flow guide pipe for liquid draining; the top plate, the bottom plate, the surrounding pipe and the flow guide pipe form a cavity for liquid suction; a spiral blade is positioned in the cavity, and is connected with the power part; the bottom plate is provided with a liquid suction port for liquid suction. The slag discharge device of the quick replacement type zinc liquid pump has the advantages that the structure is simple, the detachment is convenient, and the convenience in use is realized; by adopting the opening type connecting method, the running condition of the devicecan be conveniently observed, so that the weight of the whole device is reduced, and the manufacturing cost is reduced; by adopting the spiral blade, the good zinc slag suction effect is guaranteed;the zinc liquid pump can be replaced at site, so that the site overhauling efficiency is improved, the manufacturing cost and overhauling cost are reduced, and the considerable economic benefit is obtained.

The invention relates to the field of conveyors, in particular to a conveyor system applied to good inlet and outlet at a stereoscopic warehouse. According to the conveyor system, buffer baffle mechanisms and baffle plates are arranged on a conveying railway, so that the problem that a single sensor easily fails, so that goods which are input or output of the warehouse cannot stop timely when reaching a preset position and fall easily is solved. The conveyor system is simple in structure and easy to operate; and the problem that the goods which are input and output of the warehouse cannot stopat the preset position and fall easily can be well solved.

The invention discloses combined type intelligent film technique sewage treatment equipment which is characterized by comprising an adjusting tank, a biochemical treatment tank and an MBR (Master Boot Record) film biologic reactor which are connected in sequence, wherein the adjusting tank and the biochemical treatment tank are buried under the ground; the equipment further comprises a sewage regeneration room; the MBR film biologic reactor is arranged inside the sewage regeneration room; the equipment further comprises a sewage treatment process which adopts the combined type intelligent film technique sewage treatment equipment to perform sewage treatment. The combined type intelligent film technique sewage treatment equipment and the sewage treatment process using the equipment have the beneficial effects that the heat preservation effect is good, the equipment is convenient to maintain and observe, a small space is occupied, and the like.

The invention discloses a tuber-like traditional Chinese medicine drying device which comprises a device body, a heat conducting screen, multiple transmission rollers and a PLC. The device body is ina rectangular box structure which is provided with an internal chamber. The left side of the device body is provided with a switch box plate in a rectangular plate structure. The switch box plate is installed at the lower end of the left side of the device body in a hinged manner through hinges. Sliding grooves are formed in the two sides of the switch box plate correspondingly. The sliding grooves are parallel to the switch box plate. Side plates are installed at the two ends of the device body correspondingly. Telescopic supporting rods are movably connected to the upper ends, facing one side of the internal chamber, of the two side plates. The upper ends of the telescopic supporting rods are movably connected with the device side plates, and sliding blocks are movably installed at the lower ends. The two sliding blocks and the sliding grooves are installed in cooperation. Multiple ventilation holes are formed in the device side plates in a rectangular array manner. The tuber-like traditional Chinese medicine drying device is reasonable in structure, clean, hygienic, intelligent and convenient, saves labor greatly and has high practical value.

The invention relates to an air conditioner which comprises a main body, a front panel, a front cover, a color part and a plurality of connecting members. The main body is provided with an air suction port and an air exhaust port, and air absorbed by the air suction port is adjusted inside the man body and exhausted through the air exhaust port; the front panel is arranged in front of the main body; the front panel is provided with the transparent front cover; the back of the front cover is provided with the color part; and the connecting members are connected in the main body, connected with at least one of the front cover and the color art and arranged in parallel. The transparent front cover not only can form the appearance of the air conditioner, but also can provide stereoscopic impression for a user so as to make the appearance have high grade; and due to the spaces among the connecting members arranged in parallel, the material expense can be reduced, and the weight of the air conditioner can be lightened.

The invention discloses a hydraulic station with a cooling system, and relates to the technical field of hydraulic systems, the hydraulic station comprises a main body device, a hydraulic oil tank is arranged in the main body device, the upper surface of the hydraulic oil tank is fixedly connected with a cooling chamber, and the right side of the hydraulic oil tank is provided with an external circulating filtering assembly; a noise reduction protective cover is arranged on the left side of the hydraulic oil tank, and an oil conveying pipe is movably connected to the inner wall of the cooling chamber. Through the cooling chamber, the auxiliary cooling pipe, the heat exchange assembly, the refrigerant outlet pipe and the auxiliary refrigerant through pipe, the problems that when an existing hydraulic station is used, most air-cooled coolers are adopted for cooling work, the oil temperature cooling effect is poor, efficiency is not high, and rapid cooling of hydraulic oil is not facilitated are solved; refrigerant is shunted and conveyed into the auxiliary cooling pipe and is matched with the arc-shaped heat dissipation fins for secondary cooling treatment of hydraulic oil, and then the arc-shaped heat dissipation fins and the heat dissipation through holes are used for improving the heat exchange efficiency.

The invention discloses a light, simple and intelligent electric crawler transport vehicle for mountainous regions, which comprises a vehicle frame, the rear side of the vehicle frame is provided with a control receiver box and a handle which are in wireless connection with a remote controller, and the handle is provided with a manual control panel; a container, wherein the front side of the bottom end of the container is hinged to the frame; an electric push rod, wherein a shell of the electric push rod is hinged to the frame, and the telescopic end of the electric push rod is hinged to the rear side of the bottom end of the container; two driving motors which are both arranged on the frame and are respectively in transmission connection with two transmission mechanisms arranged on the frame; two brake mechanisms which are arranged on the frame; two walking crawler belt assemblies which are symmetrically arranged on the two opposite sides of the vehicle frame and are in transmission connection with the two transmission mechanisms correspondingly; and a lithium battery pack which is fixed on the frame and is positioned below the container. The transport vehicle can improve the transport efficiency of orchards, greatly reduces the physical labor of fruit farmers, saves time and labor, is good in trafficability, compact in structure, light and simple, and is suitable for short-distance transport of hillside orchards.

The invention discloses an automatic medicine taking device used for an intelligent pharmacy. A controller is arranged on one sides of the upper portions of medicine taking openings. A driving belt wheel of a first sliding mechanism and a driving belt wheel of a second sliding mechanism are connected through a first rotating shaft, a driven belt wheel of the first sliding mechanism and a driven belt wheel of the second sliding mechanism are connected through a second rotating shaft, and an output shaft of a first motor is fixedly connected with the first rotating shaft. Driving rollers and driven rollers are connected through second transmission belts, second motors are connected with the driving rollers, and multiple evenly-arranged trays are arranged on the second transmission belts. Thedevice is arranged outside the pharmacy, patients put patient id cards on card reading modules to read prescriptions, the controller controls the first motor and the second motors to rotate, corresponding medicines are conveyed to the medicine taking openings so that the patients can take medicines by themselves, the work strength of pharmacists is reduced, the waiting time of the patients for taking medicines is shortened, the medicine taking efficiency is improved, and the service level of the pharmacy is improved.

The invention relates to mechanical equipment of dynamics research in the process of mineral machining, in particular to a large transparent flotation column for dynamics research of mineral machining. The large transparent flotation column comprises supporting bases and a base column barrel body. A bottom conical body is arranged on the bottom face of the base column barrel body, and foam maker connecting ports are formed in the bottom conical body. A plurality of supporting bars are arranged above the base column barrel body and extend upwards to be connected to an upper column body at the top end of the flotation column, and the supporting bars are evenly arranged and attached to the outer side of a transparent column body communicating with the base column barrel body and the upper column body. According to the large transparent flotation column for dynamics research of mineral machining, compressive strength and light transmission are good, and running circumstances of gas, solid and liquid phases in equipment are conveniently observed; double guarantee for the light transmission degree and the firmness degree of a large flotation test flotation column can be taken into consideration; and equipment height is conveniently adjusted, foam makers can be transversely and vertically installed, and the foam makers of different quantities and specifications can be installed according to the requirement, so that conducting of dynamics research of mineral machining is facilitated.

The invention belongs to an alkali metal transfer technology, and particularly discloses a micro-pipetting device and method for precisely transferring alkali metal elements. The device comprises an anaerobic protection cavity, an alkali metal melting module and an alkali metal pipetting module, the alkali metal pipetting module comprises a propelling piston rod, a pipettor packaging holder and a metal capillary tube, a glass micropipettor is arranged in the pipettor packaging holder, the propelling piston rod extends into the glass micropipettor, a metal capillary wire is fixedly connected to the power output end of the propelling piston rod, the end, not connected with the propelling piston rod, of the metal capillary wire is inserted into the metal capillary tube, a first heating unit is arranged on the periphery of the metal capillary tube, and a first heat preservation unit is arranged on the periphery of the first heating unit. The method comprises the following steps: heating and melting alkali metal elements to be transferred; and absorbing the alkali metal element by adopting a pipettor, and performing trace pipetting on the alkali metal element. According to the invention, nano-liter-scale trace alkali metal transfer can be realized, and the applicability is high.

The invention discloses an HFC network management system front end control mechanism allowing data receiving and transmitting to be easily judged. The HFC network management system front end control mechanism comprises a CPU1, a CPU2, a real-time clock chip, an LCD module, an indicator lamp, an extended data input and output port, an RAM, an EPROM and a modulator-demodulator. The CPU1, the real-time clock, the LCD module, the EPROM and the extended data input and output port are connected to the CPU2. The RAM is connected with the CPU1 and the CPU2. The indicator lamp is connected with the extended data input and output port and the modulator-demodulator. Based on the principle, multiple components are arranged and used for displaying and observing the running condition of a system, and the HFC network management system front end control mechanism guarantees that the running condition of the system can be observed at any time, is provided with the indicator lamp used for visually displaying whether the system receives or transmits signals, so that observation is more convenient.

A computer chassis Includes a top cover, a right panel, a left panel, a base plate, folding wheels, panels and backs. A lateral plate shaft is arranged at the left and right ends of the bottom plate,a left side plate and a right side plate are pivotally connected with a bottom plate through a side plate shaft, a heat dissipation motor is arranged in the middle of the right panel, a protective netis arranged on both sides of the heat dissipation motor, fan blades are fixed on the heat dissipation motor, a protective fence is arranged around the protective net, an upper end of that left side plate and the right side plate are provide with a sliding groove, a slide block is arranged on both sides of the top cover, an upper end of that top cov is provided with a shock-proof plate, a front end of that bottom plate is fixedly connecte with the panel, a limit device is arranged in that middle of the bottom plate, a power supply interface is arranged above the right side of the bottom plate,a low end of that base plate is fixedly connected with a back plate, a pow plug is arranged on the outer side of the back plate, a base can be arranged on the low end of the base plate, a wheel shaftis arranged in the base plate, the wheel shaft is fixedly connected with a universal wheel, a fixing block is arranged on the lower end of the base plate, and a finite position plate is arranged in the middle of the lower end of the base plate. The device is convenient to install, has good heat dissipation effect, and protects the parts in the main box and the safety of users.

The invention discloses an emission reduction device for unorganized emission at the tail of a sintering machine, and belongs to the technical field of sintering and pelletizing environmental governance in the iron and steel industry. The emission reduction device comprises a tail star wheel moving frame, a sintering machine framework, a trolley, a tail star wheel, an air curtain machine, dust falling communicating pipes, chutes, an electric control valve and the like. The trolley is placed on the sintering machine framework, and the tail star wheel moving frame is installed on the sintering machine framework. The tail star wheel is installed in the tail star wheel moving frame, a material guide box is installed between the tail star wheel and a single-tooth-roller crusher, and the dust falling communicating pipes are installed at the two sides of the chute at the front end; flue gas generated in the falling and crushing process of sintered cakes is collected by a top dust collection cover and enters a tail dust remover; and small-particle materials scattered at the lower part of the tail star wheel are sealed by the air curtain machine, are collected by the dust falling communicating pipes of the chute at the rear end and then are merged into a tail dust removal system. The emission reduction device has the advantage that the unorganized emission of the dust-containing flue gas at the tail of the sintering machine is reduced to the maximum extent.