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1541results about How to "Reduce working noise" patented technology

Automatic tapping machine

The invention discloses an automatic tapping machine and relates to a processing device used for processing internal screw threads. The automatic tapping machine disclosed by the invention comprises a PLC (Programmable Logic Controller) control circuit, a machine base 051, a marble slab 052, an instrument lathe 053, a positioning adjustment device 054, a limiting device 055, a feed device 056, a tapping device 057, a clamping device 058 and a deceleration motor 059, wherein the marble slab is arranged on the machine base, the positioning adjustment device and the instrument lathe are fixed onthe marble slab, and the deceleration motor is arranged at one side of the instrument lathe. Being controlled by the PLC control circuit, the feed device quickly conveys workpieces, the limiting device ensures the workpieces to be accurately clamped, and the tapping device completes the accurate positioning of screw taps and is matched with the clamping device to complete the tapping process. Theinvention aims to provide the automatic tapping machine to solve the technical problem that manual intervention is needed in the processes of feeding, positioning, clamping, tapping and loosening, and through the invention, the processing speed and the processing accuracy are improved.
Owner:莱州市山普管件制造有限公司

Parallelogram type connection table

The invention relates to the technical field of delivery equipment of printed circuit boards (PCBs), in particular to a parallelogram type connection table, which comprises a base, a movable connection block, a rotary main rod, a balancing rod parallel to the rotary main rod, a fixing support board, a movable support board, an adjusting lead screw, two board conveying devices and a driving mechanism for driving the rotary main rod to rotate. The parallelogram type connection table can achieve the aim of adjusting the width of delivered boards by rotating the lead screw and is convenient to adjust, the rotary main rod is driven to rotate under the effect of the driving mechanism and drives a movable rotary arm and a fixed rotary arm to swing, so that the movable support board and the fixed support board translate leftwards or downwards simultaneously, or the movable support board and the fixed support translate rightwards and upwards. Accordingly, transverse conveying and longitudinal conveying functions of the parallelogram type connection table are achieved, and the parallelogram type connection table is small and exquisite in structure, light in weight, convenient to assemble, low in manufacture cost, small in working noise, fast in board conveying speed and high in board delivery efficiency.
Owner:DONGGUAN SCIENCGO MACHINERY MFG

Double-drum washing machine

The invention discloses a double-drum washing machine, which comprises a washing machine frame, a first outer drum and a second outer drum, wherein the first outer drum and the second outer drum are arranged in the frame; the first outer drum and the second outer drum are integrally provided with balancing weight mounting columns used for mounting balancing weights; the first outer drum and the second outer drum are connected into a whole through a connecting piece; the connecting piece is fixedly connected with the balancing weight mounting columns on the first outer drum and/or the second outer drum. According to the double-drum washing machine disclosed by the invention, the first outer drum and the second outer drum are connected into an integral structure through the connecting piece so as to effectively improve the compactness of the washing machine; the connecting piece is fixedly installed and connected through the balancing weight mounting columns on the first outer drum or the second outer drum so as to increase the stability of the washing machine; moreover, a shared balancing weight is provided for the first outer drum and the second outer drum through the connecting piece; furthermore, the shared balancing weight is used by the first outer drum and the second outer drum, and the first outer drum or the second outer drum of the washing machine is used as at least one part of balancing weight of the second outer drum or the first outer drum, so that the two drums of the washing machine have an obvious damping effect, and the production cost is reduced.
Owner:QINGDAO HAIER DRUM WASHING MACHINE

Hair-planting machine

The invention discloses a hair-planting machine in the field of hairbrush machinery. A stander is provided with a main motor, a main shaft, a brush body workbench, a hair mouth movement mechanism and drilling mechanisms, wherein the main motor drives the main shaft to rotate; a hair mouth conjugate cam and drilling conjugate cams are all arranged on the main shaft; the upper ends of drilling conjugate rockers are meshed with the corresponding drilling conjugate cams, while lower ends are hinged with the upper ends of corresponding drilling connecting rods; the lower ends of the drilling connecting rods are hinged with the middle parts of corresponding drill stems; the drill stems are positioned in drill stem holes of corresponding drill stem seats and can slide up and down along the corresponding drill stem holes; the upper ends of each drill stem are provided with a drill stem driving wheel and are driven through belts by corresponding drill stem drive motors, while the lower ends are provided with a drill bit and are parallel to a hair mouth; two sets of drilling mechanisms are positioned on the two sides of the hair mouth respectively; a space between a first drill bit and the hair mouth is twice that between a second drill bit and the hair mouth; and drilling and hair planting are sequentially finished after a bottom plate of a brush body is fixed on the workbench without replacing a fixture and recalibrating positions. Therefore, time and labor are greatly saved and the production efficiency is improved.
Owner:YANGZHOU HAIXING CNC BRUSH MACHINERY

Hickory nut shell-crushing and sorting machine

The invention relates to a hickory nut shell-crushing and sorting machine. The hickory nut shell-crushing and sorting machine comprises a machine frame, a feeding module, an extruding module, a crushed shell separation sieve and a discharging module, wherein the feeding module comprises a feed hopper, a poking roller and a feeding guide slot; the extruding module comprises an extruding roller, an extruding heavy hammer, a lifting sliding rail and a cover board; the extruding roller is arranged on the machine frame through a bearing and a bearing pedestal; transverse slots are formed in the circumferential direction of the extruding roller uniformly; small round holes for accommodating the hickory nuts are formed in the transverse slot uniformly; an extruding blade is arranged in each small round hole; the lifting sliding rail is arranged on the machine frame; the cover board is arranged on the machine frame; the cover board is covered on the two sides and the top part of the extruding roller; a square hole of which the area is bigger than that of the lower end of the extruding heavy hammer is formed over the cover board; the crushed shell separation sieve is arranged under the extruding roller; and the discharging device is positioned under the crushed shell separation sieve. The hickory nut shell-crushing and sorting machine has the advantages of mechanized work, high production efficiency and stable work.
Owner:日照瑞达建设集团有限公司

Air conditioner and control method and device of air conditioner

The invention discloses an air conditioner and a control method and device of the air conditioner. The air conditioner comprises an indoor unit. The indoor unit comprises a machine shell, an air handling module, multiple sets of air inlet adjusting assemblies and a switching valve. An air conditioning air flue is defined in the machine shell, and an air inlet is arranged on the machine shell. An upper air inlet area and a lower air inlet area are formed by the air inlet. The air handling module comprises a shell. A fresh air flue is defined in the shell. The method comprises the following steps that when the air conditioner operates by starting a heating mode, the air inlet is adjusted to be in the maximum air inlet state through the multiple sets of air inlet adjusting assemblies; the airinlet temperatures of the upper air inlet area and the lower air inlet area are acquired, and the temperature difference value is acquired; when the operation time reaches the first preset time, thetemperature difference value is judged; and if the temperature difference value is larger than the first preset temperature difference, the switching valve is controlled so as to control the air conditioning air flue to communicate with the fresh air flue, so that the indoor vertical temperature difference is reduced. The indoor heating power lamination phenomenon during heating operation of the air conditioner is effectively relieved, and therefore the indoor heat comfort is improved.
Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD

Floor mopping robot controlling dust suction power by virtue of image and control method

The invention relates to a floor mopping robot controlling dust suction power by virtue of an image and a control method. The floor mopping robot walks on a working surface and sweeps the working surface by adopting a dust suction way, a camera is arranged at the front edge of the floor mopping robot, the floor mopping robot is provided with a controller, the controller is in charge of receiving and processing the image, and the controller is also used for controlling output power of a dust suction motor. The control method comprises the following steps: acquiring the image of the working surface in a clean state; when the floor mopping robot sweeps the working surface, shooting an image of the working surface in front of the floor mopping robot while walking by the camera; and comparing a clean reference image with a working image by the controller, and controlling the output power of the dust suction motor according to a comparison result. The floor mopping robot provided by the invention has the advantages that granular dust particles on the working surface are found by photographing, controllable power of the dust suction motor of the floor mopping robot is realized, power consumption of the floor mopping robot in operation can be obviously reduced, and endurance time of a battery is prolonged.
Owner:PUPPY ELECTRONICS APPLIANCES INTERNET TECH (BEIJING) CO LTD

Front loading washing machine

In the front loading washing machine of the invention, a bearing block is embedded at the rear part of an outer tub and is prefabricated into an integral frame member by injection molding to improve the fastening effects between the outer tub and the bearing block and between the bearing block and a rotary drum shaft to reduce vibration and noises during the high-speed rotary dewatering of a rotary drum. The front loading washing machine mainly comprises a shell, wherein the inside of the shell is provided with the outer tub for storing washing water; and the rear side of the outer tub is connected and fixed with a motor for providing a driving force. The inside of the outer tub is provided with the rotary drum capable of rotating for washing. The rotary drum shaft which transmits the driving force of the motor to the rotary drum is connected with the rear part of the rotary drum and runs through the rear part of the outer tub, and the rear end of the rotary drum shaft is connected with the rotor of the motor. The rear part of the outer tub is provided with the cylindrical bearing block which is embedded in the rear part of the outer tub and is prefabricated into the integral frame member by injection molding. The inside of the bearing block is provided with a front bearing and a rear bearing for supporting the rotary drum shaft, and the front bearing and the rear bearing are both pressed into the inside of the bearing block through clearance fit.
Owner:QINGDAO HAIER WASHING MASCH CO LTD

Flat edge-trimming machine

The invention relates to equipment for machining metallic sheet metal pieces, in particular to a flat edge-trimming machine. The flat edge-trimming machine mainly comprises a frame (1), an electrical appliance control box (2) and a braking motor (3) which are arranged in the frame (1), an oil cylinder or cylinder device which is arranged on the upper part of the frame (1), a die assembly (39) which is divided into upper and lower parts, a transmission component which transmits the power of the braking motor (3) to the lower part of the die assembly (39), and a guide oil cylinder or cylinder (35) which ensures that the lower part of the die assembly resets, wherein the transmission component comprises a spindle (8); and the spindle (8) in the transmission component is directly connected with a braking motor shaft (4) on the braking motor (3) through a chain wheel, and the power of the braking motor (3) is transmitted to the spindle (8) after a braking motor shaft single-row chain wheel (5) on the braking motor shaft (4) is engaged with a spindle single-row chain wheel (7) on the spindle (8). The invention is characterized in that the flat edge-trimming machine can trim regularly, is low in cost, and is safe and reliable; and the flat edge-trimming machine can easily remove excess materials on the edges of drawn pieces, so that the processes are simplified, the labor intensity of workers and the machining time are reduced, the production efficiency is improved, and accident work injuries can be avoided.
Owner:黄开强 +1

Juice extraction machine

The invention discloses a juice extraction machine, which comprises a base, a driving unit, a container, a cover, a spiral extraction device and a juice extraction net, wherein the bottom wall of the container 30 is provided with a through hole and a residue outlet, and the peripheral wall of the container 30 is provided with a juice outlet. The cover 40 can be covered and connected onto the peripheral wall of the container 30 and is provided with a material input opening. The spiral extraction device 50 is arranged in the container 30, and the driving unit is connected with the rotating extraction unit 50 for driving the spiral extraction device 50 to rotate relative to the container 30 for realizing the juice extraction. The juice extraction net 60 is arranged in the container 30 and is positioned outside the rotating extraction device 50, the inner wall of the juice extraction net 60 is provided with a plurality of jade cutter ribs 61 capable of realizing the jade cutter effects, and the jade cutter ribs 61 are in inclined arrangement at intervals. The juice extraction machine has the following advantages that the jade cutter ribs are in inclined arrangement at intervals and are matched with the spiral extraction device, the extracted object vortex effect can be generated and enhanced, the extraction time number and the collision time number of the extracted objects are increased, the juice extraction rate is improved, the operation speed of the extracted objects can be accelerated, and the juice extraction speed is accelerated.
Owner:漳州依莱科技有限公司

Method and equipment for disassembling waste ceramic resistors and recovering resources

InactiveCN101875054APreserve the inherent shapeAdapt to processing and crushing requirementsSievingSolid waste disposalResource recoveryEngineering
The invention relates to method and equipment for disassembling waste ceramic resistors and recovering resources. In the invention, waste ceramic resistors are put into a grinding type crusher from a hopper and a feed regulation valve, wherein the grinding type crusher is internally provided with a plurality of pairs of grinding rolling shafts or rollers for grinding the waste ceramic resistors; a vibration screening machine is arranged below the grinding rolling shafts or the rollers; a vibration screening net is obliquely arranged and supported on a stand by a spring; a vibration motor is arranged below the vibration screening net; after the ceramic resistors are crushed, a mixture of ceramic powder and copper and iron pins is formed, falls on the vibration screening machine and sieved by the vibration screening net; and a steel plate plane ceramic powder collecting layer is arranged below the screening net, and an oblique discharge hole of the screening net is used for collecting the copper and iron pins for recovering metal resources. In the invention, a physical method is adopted to crush without secondary pollution, which protects the environment, saves energy and has good metal resource recovery and utilization effects.
Owner:HUNAN VARY TECH

Electric Valve

The invention discloses an electrically operated valve, aiming at the problems that the elasticity of a stopping part for preventing a coil from being loosened corresponding to a valve body is low in the prior art; the technical proposal of the invention comprises a valve seat, a valve needle, the stopping part and a stepping motor which is composed of a rotor and a stator for driving the valve needle and the valve seat to joint or detach; the stopping part is fixedly connected with a stator coil box, and internally concave bending parts which are opposite are additionally arranged above externally convex bending parts on two arm parts extended downwards thereof respectively. As the two arm parts of the stopping part are respectively provided with two bending parts, higher elasticity is obtained under the condition of same deformation, the fixation is reliable and the working noise is low; the valve has the advantages of compact structure and good assembling operability; moreover, the vibration reduction is greatly improved for obtaining accurate flow control; therefore, the valve is particularly suitable for refrigerators, air conditioning refrigerating units, water heaters and dehumidifiers, thus realizing defrosting, the flow control and on-off control and the like of a heating system.
Owner:ZHEJIANG SANHUA INTELLIGENT CONTROLS CO LTD

Experimental animal low-pressure cabin for plateau medicine research, and pressure control method based on experimental animal low-pressure cabin

The present invention discloses an experimental animal low-pressure cabin for plateau medicine research, and a pressure control method based on the experimental animal low-pressure cabin, and belongs to the technical field of medical scientific research instrument equipment. The experimental animal low-pressure cabin comprises a work cabinet and an electrical cabinet arranged on the bottom portion of the work cabinet, wherein the work cabinet adopts the full transparent design so as to easily meet the illumination requirements of the experimental animals and make the laboratory personnel easily perform real time observation on the experimental animals, a gas inlet pipe extending into the work cabinet and a gas discharge pipe extending into the work cabinet are arranged inside the electrical cabin, the gas inlet pipe and the gas discharge pipe are respectively provided with an electrically controlled proportional valve and a diaphragm vacuum pump, an electrical program control system is further arranged inside the electrical cabinet, and a PLC controller adjusts the dynamic balance between the gas complementing amount and the gas exhaust amount by controlling the opening degree of the electrically controlled proportional valve and the opening of the diaphragm vacuum pump so as to make the altitude fluctuation be maintained at a certain level. According to the present invention, the air pressure control way used by the control method of the present invention is unique, the fluctuation range is small, the accuracy is high, and the number of the gas exchange can be ensured.
Owner:华夏富康环境科技有限公司
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