51results about How to "Reduce production and assembly costs" patented technology

The invention discloses a small automatic titration device applied to an analysis instrument. The automatic titration device comprises a titration pool of which the bottom is provided with a unique liquid inlet and outlet opening, an electromagnetic stirring mechanism with a central through hole, an inlet and outlet liquid metering system, a fastening mechanism, a titration endpoint monitoring device and a control and calculation unit. The device can be applied to photometric titration and potentiometric titration, is easy to install and has relatively low cost. The invention also provides a method for titrating by using the automatic titration device and calculating the volume of consumed titrated liquid.

The invention discloses a directly moving type high-flow directional flow servo valve and a control system using the servo valve. A valve core of the servo valve is pushed by a cam shaft driven by a servo motor; the cam shaft comprises an eccentric section and a driving section; one end of the valve core is pressed and leaned against a shaft surface of the eccentric section; a zero position sensing head is arranged on the shaft surface of the driving section; an inductive sensor which is matched with the zero position sensing head is arranged on a cam box; the inductive sensor is connected with a controller; and the controller is used for receiving a signal of the inductive sensor, controlling the servo motor to rotate back and forth in a small scope and performing the zero position positioning on the valve core. The servo valve is high in response speed and high in control precision. Meanwhile, the zero position positioning of the valve core is high in accuracy, is free from temperature null shift and is high in repeating precision. The adjusting time for the zero position positioning is short and a hydraulic system is relative stable when the zero position is adjusted.

The invention discloses a thin-wall structural member automatic arranging and positioning machine and an arranging and positioning method before finish machining. Structural members are placed on a tool, and the tool is fixed on a clamp. An adsorption hand, a compressing mechanism and an adhesive dispensing head operates automatically in sequence through a control system, so that the structural members are arranged and positioned on a gauge block in an ordered mode. Besides, due to the fact that an XYF three-degree-of-freedom driving system which drives the clamp to move has a rotation function, when arranging and positioning on one side of the gauge block is finished, arranged and positioning of the structural members on the other side of the gauge block are carried out instantly. No manual operation is needed, arranging and positioning of a plurality of structural members can be achieved at one time, so that the production efficiency is greatly improved. Besides, by means of the thin-wall structural member automatic arranging and positioning machine, arranging and clamping efficiency can be effectively improved, quality of products machined in a later period is guaranteed, production and assembly cost is reduced, labor intensity of an operating worker is greatly relieved, and the problems of machining and assembly stress inevitably introduced in manual assembly can be effectively resolved.

The invention discloses a keyboard structure, characterized in that a casing in the shape of a keycap is formed by stamping a metal foil base material in a manner of tool stamping and the external surface of the casing is ground and polished to result in smooth surface or specular gloss, a base having a jointing portion is stably and fixedly integrated with the inner surface of the casing in a manner of laser welding or gluing, and patterns or characters of key codes are formed on the external surface of the casing by means of laser graving, metal coating, etching coloration or screen printing, thus the keycap with such a thickness but certain thinness, excellent overall visual effect and great metallic texture and gloss is manufactured so that the surface of the keyboard structure is extremely outstanding in surface touch and pressing smoothness, and due to good structural strength, the keyboard structure is hardly deformed and damaged under pressing, thereby facilitating fast input of users and simultaneously reducing the using inconvenience and difficulty; the keyboard structure according to the invention includes better product competitiveness.

The invention discloses a stacking robot stable in operation and not prone to barrel falling off, and relates to the technical field of stacking devices. The stacking robot stable in operation and notprone to barrel falling off comprises a machine box and a mechanical arm assembly; the bottom of the inner wall of the machine box is rotationally connected with a rotating power mechanism through abearing pedestal, and a central processing unit and a pneumatic pump are fixedly installed at the position, located on the two sides of the rotating power mechanism, of the bottom of the inner wall ofthe machine box correspondingly; and one end of the mechanical arm assembly is movably connected with a material clamping device through a pin. According to the stacking robot stable in operation andnot prone to barrel falling off, through cooperative use of arc-shaped air bags, arc-shaped rubber clamping pads and limiting protruding strips, the contact area between clamping pieces and the outerwall of a barrel body is increased, friction force is increased, barrel pieces are not prone to fall off from the clamping pieces, the stacking robot is more stable in operation, the space occupied by the stacking robot can be reduced by conducting centralized design and layout on a power mechanical part of the stacking robot, and the positioning precision and safety of the stacking robot can begreatly improved.

The invention discloses a camera pen, a flexible electronic whiteboard and an application system thereof. The application system comprises a flexible material printed with a dot matrix pattern, the camera pen for acquiring positional information according to the dot matrix pattern on the flexible material and a computer, and the camera pen reads the dot matrix pattern on the flexible material, decodes and analyzes the dot matrix pattern to obtain the positional information of the read dot matrix pattern, and wirelessly transmits the positional information to the computer. The portable camera pen reads the dot matrix pattern on the flexible material, and can easily acquire the positional information contained in the dot matrix pattern after decoding and analyzing the dot matrix pattern, and thereby the positioning process on the electronic whiteboard provided by the invention is fulfilled; and the flexible electronic whiteboard is low in fabrication cost and small, and is convenient to carry. Meanwhile, the positioning precision of the system using the flexible electronic whiteboard is high, the fabrication and assembly cost is low, and the popularization of electronic teaching is facilitated.

The invention relates to a hook assembly and a ground hook device of a ground lock device for an anti-theft safety door, belonging to the technical field of rolling gates, including a box body, which is characterized in that: the box body is hollow and has a triangular prism structure, and the prism in the length direction of the triangular prism There is a hook entrance for insertion and cooperation with the hook on the side, and there are locking runners and overhead paddles for opening and closing on the left and right sides of the hook inlet. The locking runner is installed on the inner wall of the box through the runner pivot. The overhead pick is mounted on the inner wall of the box via a pick pivot. The present invention has a simple structure, fewer matching components, very convenient assembly and maintenance, and low production and maintenance costs while ensuring improved safety performance.

The invention provides a clutch for an electric control silicon-oil fan. The clutch comprises a driving shaft, a shell arranged on the driving shaft through a bearing, a drive plate fixed on the driving shaft, and a driven plate fixed on an end cover, wherein the fan is arranged on the driven plate; the end cover and the shell are fixed into a whole; an oil storage cavity and a work cavity are arranged between the driven plate and the shell, and are communicated through an oil feed hole and an oil return hole; an electromagnetic control switch controls the open and close of the feed hole, and is fixed on the driving shaft and positioned at the back of the shell; a fan rotating speed test component is arranged between the electromagnetic control switch and the shell, and an electromagnetic shielding layer is arranged between the fan rotating speed test component and the electromagnetic control switch; and the fan rotating speed test component transmits a test signal to a central processor. The structure has the function of energy conservation, is environmental friendly, and can accurately test data.

The invention relates to an electric control signal reflection fan clutch which comprises a driving shaft, a shell, a driving plate, a follower plate, a photoelectric induction type fan speed test component and a central processing unit, wherein the shell is installed on the driving shaft through a bearing; the driving plate is fixed on the driving shaft; the follower plate is fixed on an end cover; the fan is installed on the follower plate; the end cover and the shell are fixed integrally; an oil storing cavity and a working cavity are arranged between the end cover and the shell; the oil storing cavity and the working cavity are communicated by an oil inlet and an oil return hole; the oil inlet is controlled by an electromagnetic control switch to be opened and closed; the photoelectric induction type fan rotate speed test component tests the fan rotate speed; and the central processing unit receives the test signals. The fan rotate speed test component with the structure is unaffected by the magnetic field of an electromagnetic switch, and has accurate speed measuring, energy saving and environmental protection.

The invention provides an automatic titration apparatus for an analytical instrument. The automatic titration apparatus comprises an electromagnetic stirring device, a feeding and discharging liquid metering system, a fastening mechanism, a titration end point monitoring device and a controlling and calculating unit, wherein the electromagnetic stirring device has only one liquid feeding and discharging opening in the bottom and is provided with a central through hole. The apparatus can be used for photometric titration and potentiometric titration, and is simple to install and low in cost.

The invention relates to the technical field of household appliance equipment, in particular to a safe automatic wire connecting double-side socket. In order to overcome the defects of difficult wire connection, no safety, high cost and poor contact, the safe automatic wire connecting double-side socket comprises power copper plates, cams, switch shifting forks, a gum cover and a lock ring. The double-side socket is characterized in that one side of each of three copper plates is respectively provided with a cam, while the other side is provided with a cam for a switch; two holes of the switch cam are matched with switch shifting forks; axial holes of three wire connecting cams are diagonally provided with a return spring hole; and a small ring tows the return spring hole to make the cams deflected and pressed against the copper plates. One end of the gum cover is jointed with a silk bushing at the wire connecting part, while the other end is provided with the lock ring which is screwed with the silk bushing; grounding copper plates, the power copper plates, and the like are fixed by shuttering rests and elastic foam rubber blocks; the cams are designed into a cylinder shape; the four cams have the same size; and the back side of the socket is also provided with power jacks and common earthing jacks with the same number. The double-side socket has the characteristics of automatic wire connection, safety, low cost and capability of being inserted on two sides.

The invention discloses a board-to-board integrated radio frequency coaxial connector. By arranging an upper base module, a middle adapter rod module and a lower base module, an adapter rod is integrated in the middle adapter rod module, space for installation is narrowed, density is higher, a high-density using environment can be obtained, space waste is reduced, product size is reduced, material cost is reduced, time for installation is shortened, and production assembly cost is reduced greatly through modular welding and modular assembly; efficiency is improved greatly, inter-board consistent deflection of products (each channel in the modules) in the radial direction can be guaranteed after integration, product reliability is higher, performance is more stable, products can be used in an inter-board using environment with high mis-alignment degree, using requirements for axial and radial deviation can be met, and blind matching and insertion can be achieved. The board-to-board integrated radio frequency coaxial connector is reasonable in design and suitable for large-scale popularization.

The invention relates to the field of PCB plug-in assembly, in particular to a PCB plug-in feeding system for guiding installation through utilizing laser. The PCB plug-in feeding system comprises a PCB, and further comprises a rack, a positioning and installing mechanism, a laser guiding mechanism, a feeding mechanism, a material taking mechanism and an electric control system, wherein an inclined operation platform is arranged in the middle of the rack, the positioning and installing mechanism comprises a PCB carrier platform, the laser guiding mechanism is arranged at the top end of the rack, the laser guide mechanism is provided with a laser emitter capable of freely moving in the X-axis direction and the Y-axis direction, the feeding mechanism comprises a plurality of material supply boxes capable of freely moving in the X-axis direction and the Y-axis direction, and the positioning and installing mechanism, the laser guiding mechanism, the feeding mechanism and the material taking mechanism are all electrically connected with the electric control system. According to the PCB plug-in feeding system, a laser designator, a linkage mechanical conveying device and an intelligent material supplementing system are utilized, materials needed by laser indication are automatically supplied, the probability of wrong insertion is completely eradicated, the production efficiency is improved, the pre-warning material supplementing function is achieved, and lean production is achieved.

The invention elates to an electric drive assembly for a multi-axle driven motor vehicle which comprises an internal combustion engine, a multi-step transmission with an output shaft for driving a rear axle, as well as an optionally drivable front axle. The drive assembly comprises an electric machine (6), a reduction gearing (7) drivingly connected to the electric machine (6), a driveshaft (9) drivingly connected to the reduction gearing (7) and drivingly connectable to a front propeller shaft (65) for driving the front axle, and a housing 5 in which the electric machine (6) and the reduction gearing (7) are arranged. The housing (5) comprises connecting means (16) for connecting the drive assembly (2) to the multi-step transmission. The electric drive assembly is designed such that, with the electric drive assembly mounted at the multi-step transmission (56), a rear propeller shaft (57) can be connected at least indirectly to the output shaft of the multi-step transmission for driving the rear axle. Furthermore, the invention relates to a motor vehicle with such a driveline assembly.

The invention discloses greenhouse planting warm air equipment for seedling raising and heating and an operation method thereof. The equipment comprises a supporting platform, sleeving discs, extending platforms and supporting rods, wherein the supporting platform is obliquely arranged, and the sleeving discs sleeve the supporting platform. The equipment has the advantages that the equipment movably blows warm air into a greenhouse, so that the coverage of an area into which the warm air is blown in the greenhouse is more uniform and comprehensive, the heating quality of the equipment for the greenhouse is improved, the working automation degree of the equipment is higher at the same time, and time and labor are saved when the equipment is used. The sleeving discs are connected into screw holes in the two ends of each mounting ring through the bottoms of two screw bolts respectively, the sleeving discs and the supporting platform are connected during mounting, and it is ensured that people can mount any sleeving disc of different sizes to heat greenhouses according to the actual heating demands of the greenhouses different in area, so that the use flexibility is guaranteed.

The invention aims at providing a clapping direct-acting normally-open relay with low energy consumption, small size and low cost. The clapping direct-acting normally-open relay comprises a shell, wherein a magnetic circuit part, a movable contact part and a static contact part are arranged in the shell; the magnetic circuit part comprises a coil frame and a coil arranged on the coil frame; a through hole which penetrates through the left side and the right side is arranged in the coil frame; an iron core is arranged in the through hole; one end of an L-shaped yoke iron and the iron core are fixed, and the other end of the L-shaped yoke is located on the upper side of the coil frame and is matched with an armature; the two ends of the armature are respectively a touch end and an attractingend; the attracting end of the armature is arranged on the left side or the right side of the iron core; the touch end of the armature is arranged on the upper side of the yoke iron and is located onthe lower side of the lower end of a push rod; and the coil is electrified to enable the attracting end of the armature to move towards the end, away from the yoke, of the iron core, and to enable the touch end of the armature to drive the push rod to move upwards.

The invention discloses a coaxiality detection method and system for code scanning equipment, and the method comprises the steps that a detection platform transmits a generation instruction to the code scanning equipment, so as to enable the code scanning equipment to generate a standard deviation ring on a screen according to the generation instruction; the detection platform sends an opening instruction to the code scanning equipment, so that the code scanning equipment turns on a laser lamp and a camera according to the opening instruction; the detection platform sends an acquisition instruction to the code scanning equipment, so that the code scanning equipment acquires a screen image including a laser drop point formed by the laser lamp on a projection plate according to the acquisition instruction; the detection platform identifies whether the laser drop point in the acquired screen image is in a standard deviation ring or not: if so, judging that the coaxiality of the laser lampand the camera meets the production requirement. According to the invention, the installation coaxiality of the camera and the laser lamp can be automatically and rapidly detected, and the detectionresult is accurate and reliable; because the detection result does not depend on a code scanning head packaged in a centralized manner, the production and assembly cost of the code scanning equipmentis greatly reduced, and the large-scale popularization and application are facilitated.

The invention discloses an adjustable wall mount for a flat panel television. The wall mount comprises a body and two brackets, wherein the body is fixed on the wall. Each bracket comprises a support and a wall-mounted support which are hinged through a horizontal shaft. A position locking structure is arranged between the supports and the wall-mounted supports. The two supports are mounted on the left side and the right side of the body respectively. The angle of the adjustable wall mount for the flat panel television can be conveniently adjusted. The adjustable wall mount for the flat panel television can be designed to have a horizontal adjustment function, and can meet the requirement of users for adjustment after mounting. Meanwhile, production assembly cost is reduced by selecting materials and forming modes of parts. Furthermore, the users can conveniently adjust and mount the wall mount by the aid of a horizontal rule.

The invention provides a processing and assembling process of a radio frequency coaxial cable connector. The method comprises the following steps: S1) cable inspection, super-long cutting and preheating treatment: performing inner and outer conductor coaxiality, distortion, ring grains, cracks, sand holes and pollution inspection on an assembled cable, performing moderate super-long cutting on thequalified cable according to a required length, and storing the cut cable in an environment of -45 DEG C to -35 DEG C for 1-2 hours, and then putting the cable in a room temperature environment for 1-2 hours. According to the processing and assembling process of the radio frequency coaxial cable connector, the processing and assembling process of the connector is optimized, the assembling processis standardized, the production and assembling cost of the radio frequency coaxial connector is reduced, effective and strict process control and quality acceptance control are achieved in each link,influence factors of all links during assembly processing are fully considered and can be reasonably avoided, the reliability of the radio frequency coaxial cable connector and assemblies is improved, and the product quality is ensured.

The invention discloses an anti-theft buckle mechanism of sharing charging equipment. The anti-theft buckle mechanism comprises a shell, a circuit board, a position detection switch, a driving device,a cam, a movable buckle and a reset device, wherein the circuit board is arranged in the shell, the position detection switch is arranged at one side of the circuit board, the driving device is arranged below the circuit board, the cam is arranged at an output end of the driving device, the movable buckle is movably fixed on an inner side wall of the shell, the reset device is matched with the movable buckle, and the circuit is electrically connected with the position detection switch and the driving device. A signal-side locking structure having anti-theft detection is used, the anti-theft buckle mechanism is simple in structure, the anti-theft detection function is integrated to the anti-theft buckle mechanism, the anti-theft effect is good, the sharing charging equipment can be prevented from being malevolently stolen by a person, the anti-theft buckle mechanism is simple to operate, and the production and assembly cost is relatively low.

The invention relates to the technical field of locks, in particular to a lock using push plates for transmission. The lock comprises a lock tongue panel, a square tongue, a square tongue transmissionmechanism, a lock shell and a lock cylinder assembly; the lock tongue panel is provided with a square tongue extending and retracting opening; the square tongue transmission mechanism comprises a longitudinal push plate and a sliding push plate; the lock cylinder assembly comprises a lock cylinder, a locking rotating seat and a shifting piece; the shifting piece is connected with a square tongueshifting rod which extends outwards in a bending shape; the shifting piece is connected with and fixed to the locking rotating seat; the upper end of the longitudinal push plate is bent; the upper endand the lower end of the longitudinal push plate are parallel to each other, so that the longitudinal push plate is in a Z shape; and the press-fit end is arranged at the upper end of the longitudinal push plate. The lock adopts the specially structural longitudinal push plate and the sliding plate to achieve transmission, the transmission structure in the lock is simpler, and the stress is moredirect, so that the lock is lower in production and assembly cost, lower in mounting and maintaining ratio, more compact in structure, smaller in whole size and wider in application range.

The invention discloses an assembly and connection structure of an automobile footboard lock. The assembly and connection structure comprises a lock body, a casing pipe and an inner telescopic component, the inner telescopic component comprises a main bar, a lock head, a transmission bar, a lock pin, a lock hook, a switching part and a locating pin, the transmission bar, the lock pin, the locating pin and the lock hook are connected and installed by means of the switching part, an accommodating cavity, an axial hole and the like in the switching part can be achieved by a simple drill hole or forming process, the manufacturing process is simple, the machining is convenient, and production and machining costs of parts are reduced. Besides, the installation of the parts is simple and practicable, producing and assembling processes are further simplified, and producing and assembling costs are reduced. In addition, teeth on the casing pipe are arranged on an insert, the teeth can be firstly machined on the insert, then the insert is fixedly installed in a notch of the casing pipe, the lock pin can be normally matched though the teeth are formed on local inner wall surfaces of the casing pipe, and thereby manufacturing processes of the teeth are simplified.

The invention discloses a jet regulator, and belongs to the technical field of sanitary products, the jet regulator comprises a casing and a water outlet block, wherein the casing is provided with a plurality of positioning holes in the water outlet side of a water flow, the water outlet block is provided with a plurality of water outlet channels, the water outlet channels are correspondingly installed in the positioning holes, the central axes of the water outlet channels are parallel to the longitudinal axis of the casing, the water outlet channels are provided with water outlet end faces in the water outlet sides of the water outlet channels, and angles are formed between the normal axes of the water outlet end faces and the central axes of the water outlet channels. The jet regulator has simple structure and low production and assembly cost, has different water outlet angles, has high liquid passing rate and is not easy to jam.

The invention relates to a touch screen with a light sensing function. The touch screen comprises a touch screen body, a touch screen body connector and a master control circuit. A light sensitive layer is arranged on the touch screen body, one end of the light sensitive layer is grounded, a wire is led out of the other end of the light sensitive layer and is connected onto the touch screen body connector, an output end of the touch screen body connector is connected with the master control circuit, and the touch screen body is controlled by the master control circuit. The touch screen with the light sensing function has the advantages that the display brightness of terminal equipment can be automatically adjusted according to change of external visible light intensity in service procedures, accordingly, individual detection circuits on circuit boards can be omitted, the usability of mobile terminals can be improved, and the touch screen is excellent in operational convenience and cost superiority.

An experimental device for testing the heat exchange amount of a cooler core comprises an air inlet channel and an air outlet channel, and the air inlet channel is connected with a constant-temperature gas input device through a ventilation pipe; the air outlet channel is connected with the air inlet channel through a cooler core body mounting frame, and the air inlet channel and the air outlet channel are connected to the two ends of the cooler core body mounting frame respectively; a guide slot is formed in the side surface of the cooler core body mounting frame; air temperature measuring devices are arranged at an air inlet of the air inlet channel and an air outlet of the air outlet channel; a cooling water input device is arranged beside the cooler core body mounting frame, and a water inlet pipeline and a water outlet pipeline of the cooling water input device are connected with a water temperature measuring device. According to the experimental device for testing the heat exchange amount of the cooler core body, the heat exchange amount of the cooler core body can be tested, and the experimental device has the advantages of being easy to assemble, high in detection efficiency and low in manufacturing cost; meanwhile, the invention further provides an experimental method for testing the heat exchange amount of the cooler core.

The present invention discloses a production method for micro-transformers, and the method includes the following steps: an iron core, which has magnetic properties, is provided with a gap for fixing on a mould; the iron core is positioned into the mould; plastic is injected into the mould and is solidified so as to closely wrap the periphery of the iron core. A micro-transformer is provided, which comprises an iron core and a rolling spindle, wherein, the iron core is produced with magnetic material and is provided with a gap for fixing on the mould, and the rolling spindle closely wraps the periphery of the iron core. The rolling spindle is directly molded to bundle the periphery of the iron core by dint of a single mould. The present invention adopts the model of integrative forming to make the rolling spindle wrapped onto the periphery of the iron core, thereby simplifying manufacturing procedures, reducing the cost of production and assembly, avoiding the wanting in the process of assembling electronic components, and improving the reliability and the good yield of products.

The invention discloses a pressure-free pulse electromagnetic valve. The pressure-free pulse electromagnetic valve comprises a valve body, a sealing plug, a pull rod, a spring, a valve cover, an electromagnet core, a permanent magnet and a coil winding, the sealing plug is directly pulled through the electromagnet core without pilot control through the small hole and can normally work under no pressure; and the induction liquid receiving machine with the pressure-free pulse electromagnetic valve comprises an electromagnetic valve assembly, a liquid receiving machine shell and a pulse signal infrared sensing probe, a user can close or leave to trigger the pulse signal infrared sensing probe by using a liquid receiving spoon or cup and the like, and the pulse signal infrared sensing probe gives pulse signal to the electromagnetic valve assembly to control the opening and closing of the electromagnetic valve assembly.

The invention discloses a method and a device for safety detection of a POS machine. The method includes steps: S1, setting safety trigger parameters; S2, the ultrasonic transmitter emits ultrasonic waves inside the POS machine; S3, the ultrasonic receiver receives the reflected ultrasonic waves; S4, according to the emission time of the ultrasonic waves emitted by the ultrasonic transmitter and / or The transmission frequency, the receiving time and / or reflection frequency of the ultrasonic wave received by the ultrasonic receiver, and the safety trigger parameters are used to determine whether the POS machine has been attacked abnormally. The device includes a POS machine shell, and the POS machine shell is provided with: an ultrasonic transmitter, an ultrasonic receiver and a processing module. The invention detects whether the shell of the POS machine is attacked abnormally through the ultrasonic technology, improves the reliability, controllability and stability of the security detection of the POS machine, thereby effectively guaranteeing the data security of the POS machine. The present invention can be widely used in various POS machines.