37results about How to "Reduce development and manufacturing costs" patented technology

The present invention relates to a hydraulically coupled electro-hydraulic braking system, aiming at solving some problems existing in the current electro-hydraulic brake system. The hydraulically coupled electro-hydraulic braking system includes a manpower hydraulic cylinder, a booster cylinder, a brake master cylinder, brake pedal, pedal stroke sensor, booster motor, booster transmission assembly, normally open solenoid valve, normally closed solenoid valve, check valve A, check valve B, hydraulic control unit HCU, hydraulic pressure sensor, an electronic control unit ECU, and other structures. The hydraulically coupled electro-hydraulic braking system has three working modes of conventional braking, active braking and failure backup, and has the structure of hydraulic cylinder. The invention adopts a novel hydraulic coupling scheme, eliminates the reaction disk structure, the pedal force of the driver and the brake assisting force are coupled through the hydraulic mode, and the control algorithm of the whole brake system is simplified because the reaction disk structure is eliminated, and the control method is convenient to control.

The invention discloses an animation generation method based on image detection and an animation generation device thereof. The method comprises the steps that image data are acquired, wherein the image data include multiple images; the empty color value corresponding to the image data is acquired; filling detection is performed on the multiple images according to the empty color value so as to acquire the edges of multiple images; the multiple images are calibrated according to the edges of multiple images; and frame-by-frame sequences are generated according to the calibrated multiple images, and the animation is generated according to the frame-by-frame sequences. According to the method, edge detection of one image is performed to acquire the area of the sub-images of the image and the frame-by-frame sequences are obtained according to the area, and then the animation is automatically generated according to the frame-by-frame sequences so that manual operation is greatly reduced in the generation process of the animation, development and manufacturing cost is reduced to the greatest extent and the working efficiency can be reduced.

The invention discloses a swelling positioning detection tool for detecting the perpendicularity of a casing pipe type product and a detection method. The swelling positioning detection tool comprisesan outer sleeve and a cone-shaped swelling pin, wherein the outer sleeve is provided with a detection reference plane, the cone-shaped swelling pin can move back and forth in the outer sleeve along the axial direction of the outer sleeve, a central axis of the outer sleeve is coincided with of a central axis of the cone-shaped swelling pin, a plurality of through slots are formed in the circumferential surface of the outer sleeve, and a movable wedge-shaped block is arranged in each through slot. In a detection process, the outer sleeve is inserted into the casing pipe type product, the cone-shaped swelling pin moves in the outer sleeve along the axial direction of the outer sleeve and is matched with the movable wedge-shaped blocks to drive the wedge-shaped blocks to move and stretch outalong the radial direction of the outer sleeve, multiple wedge-shaped blocks are in contact with inner circumferential surface of the casing pipe type product, the gap distance from the detection reference surface of the outer sleeve to the detection reference surface of the casing pipe type product is detected, and then the perpendicularity of the casing pipe type product can be detected. According to the detection tool, the accuracy of the detection result can be guaranteed.

The invention discloses an automatic system for testing the performance of a power battery pack of an electric automobile, which comprises a charging and discharging cabinet electrically connected with a first alternating current power supply and a function testing cabinet electrically connected with the charging and discharging cabinet and a second alternating current power supply, and the function testing cabinet is provided with a fast charging port, a discharging port and a slow charging port, the fast charging port, discharging port and slow charging port of the function testing cabinet are used for being electrically connected with the power battery pack to be tested. The automatic system can simulate the working condition environment of the electric automobile, and can be used for performance testing of the power battery pack in the development stage and performance testing of the battery pack in the production and manufacturing processes, a series of performance verifications such as charging and discharging of the power battery pack, a CAN network, capacity and the like can be completed without utilizing a whole automobile resource of the electric automobile, the product development and manufacturing costs of the power battery pack are reduced, and the performance test efficiency of the power battery pack can be improved.

The invention relates to an airplane with composite power wings. The airplane is characterized by being composed of the composite power wings, an airplane body, a horizontal direction control rudder, an airplane body motion engine, wing motion engines, a control cabin and wing fixing supports. The airplane body is in the structure of an airplane body of a jet airplane. The horizontal direction control rudder, the airplane body motion engine and the control cabin are arranged in the airplane body. The composite power wings are in the shapes of disks and are fixed on the left side and the right side of the airplane body through the wing fixing supports extending out of the airplane body, and the wing motion engines are arranged on the lower surfaces of the composite power wings. The airplane overcomes contradictions of airplanes with fixed wings and rotating wings in aspects of the aerodynamics including lifting force, resisting force and disturbing force; has a large lifting force and a small body form on the condition of the same geometric dimensions and is not limited in aspects of take-off and landing conditions; is simple in structure and low in development and production cost; can take off and land vertically and can hover; can be used for developing airplanes and transportation and emergency equipment with many varieties, many specifications and many purposes.

The invention discloses a simply structured, low-cost and stably used pressing fixing device for a computer expansion card. The pressing fixing device comprises a main body, a lateral moving mechanism and a pressing plate mechanism, wherein the lateral moving mechanism is composed of a pushing screw rod and a sliding block; the pushing screw rod is mounted on the main body; the sliding block is sleeved on the pushing screw rod with the help of threads and can move along the axial direction of the pushing screw rod following the rotation of the pushing screw rod; the pressing plate mechanism is composed of a pressing plate and a pressing plate rebounding spring; the pressing plate can rotate around a positioning shaft fixed on the main body; the sliding block is clung to an inside wall of the pressing plate; one end of the inside wall that closes to the positioning shaft has a wedge-shaped structure; and the movement of the sliding block is switched to the opening and closing of the pressing plate with the help of the wedge-shaped structure. The pressing fixing device provided by the invention has the advantages that developing and manufacturing costs are low, assembling and use are simple, a structure is compact, an interior space of the whole device is greatly saved, an expansion card is more stably pressed and fixed during a use process, and various expansion cards in different dimensions can be pressed and fixed in a chassis at the same time.

The present invention relates to the field of automotive electronic technologies, especially to a switching power supply drive circuit of a daytime running light and a turn light. The drive circuit comprises a single chip microcomputer, a DC-DC power module, a first switching element, a second switching element, a daytime running light LED string and a turn light LED string; the single chip microcomputer, the DC-DC power module, the daytime running light LED string and the first switching element are connected in order to form a daytime running light control loop; and the single chip microcomputer, the DC-DC power module, the turn light LED string and the second switching element are connected in order to form a turn light control loop. The switching power supply drive circuit of a daytimerunning light and a turn light reduces the cost of a headlight, employs the single chip microcomputer to only need one set of power modules compared to two sets or more than two sets of power modulesneeded in the prior art, achieves drive of the daytime running light and the turn light at the same time and greatly reduces the development difficulty and the experimental expense.

The invention relates to a pedal assisting mechanism, which comprises a pedal assembly, a pedal assisting motor, a pedal travel sensor, an electronic control unit, and a transmission mechanism, the pedal assembly comprises a brake pedal and a support, the brake pedal is mounted on the support, the pedal travel sensor is arranged on the support, and the pedal travel sensor is used for transmittingthe positional signal of the brake pedal to the electronic control unit; the pedal assisting motor is connected to the electronic control unit, and the pedal assisting motor acts on the pedal assemblyby means of the transmission mechanism. During braking, the brake pedal is pressed down by the foot, the pedal travel sensor transmits the positional signal of the brake pedal to the electronic control unit, the electronic control unit judges the braking intention of the driver according to the positional signal of the braking pedal, and works out assisting force to be provided by the pedal assisting motor, the electronic control unit controls the pedal assisting motor to rotate to generate power, and thereby electric assistance is realized.

The invention discloses a pattern bit blanking die. The pattern bit blanking die comprises an upper die base, a lower die base, a male die fixing plate and a discharging plate, the male die fixing plate is fixed below the upper die base through a male die base plate, a female die fixing plate is correspondingly arranged below the male die fixing plate, a plurality of square hole male dies are arranged in the middle of the male die fixing plate, a square hole female die is correspondingly arranged on the female die fixing plate, a full-tooth pattern bit male die is arranged on the discharging side of the male die fixing plate, a full-tooth pattern bit female die is correspondingly arranged on the female die fixing plate, a model selection groove is formed in the lower surface of the male die base plate, a model selection plate is arranged in the model selection groove, and a model selection hole used for containing the square hole male dies is formed in the model selection plate. According to the pattern bit blanking die, production of pattern bits and full-tooth pattern bits with different needle selection teeth can be completed through one die, and the production cost of the single-tooth pattern bits is greatly reduced.

The invention provides a refrigerating system. The refrigerating system comprises a thermistor and a relay. The thermistor is arranged on one refrigerating part of the refrigerating system; a signal end of the relay is connected with the thermistor to form a signal loop, and a control end of the relay is connected with a power supply wire of the refrigerating system to form a control loop; the relay comprises a first control position and a second control position; the resistance value of the thermistor is changed according to the temperature change of the refrigerating part; the current valuein the signal loop is in an inverse ratio to the resistance value; when the current value is lower than a first preset value, the relay is positioned in the first control position; and when the current value is higher than a second preset value, the relay is positioned in the second control position. The operation of the refrigerating system can be automatically controlled only through the thermistor and the relay without needing to use a main board, so that the development and manufacturing cost of the refrigerating system is reduced, and the adaptability is high.

The invention discloses a tripping device chiseling and riveting fixture and a riveting method thereof, which belong to the technical field of special fixtures. The tripping device chiseling and riveting fixture an upper mold, guide columns, reset springs, a lower mold, an upper punch, a rear baffle plate, a U-shaped positioning block and a lower punch, wherein the guide columns are arranged between the upper mold and the lower mold, each reset spring is connected on the corresponding guide column, the upper punch is connected with the upper mold, the U-shaped positioning block is fixed on the lower mold, a U-shaped groove is formed in the U-shaped positioning block, a lower punch fixing hole is formed in the groove bottom of the U-shaped groove, and the lower punch penetrates out of the lower punch fixing hole; and the rear baffle plate is arranged on one side of the U-shaped positioning block, a limiting groove is formed in the side wall on one side, close to the U-shaped positioning block, of the rear baffle plate, and the upper punch moves in the vertical direction along the limiting groove. The tripping device chiseling and riveting fixture can complete the riveting of a tripping device part in one step, is reliable in riveting quality, concise in structure, low in cost, and convenient in popularization and application.

The invention relates to oral medicine lozenge manufacturing equipment and a manufacturing method thereof, the oral medicine lozenge manufacturing equipment comprises a medicine lozenge manufacturing area, a micro-control unit and a material picking area, the medicine lozenge manufacturing area comprises a medicine lozenge spraying device, the medicine lozenge spraying device is provided with a roller and a piezoelectric type spray head, a medicine powder filling container is communicated with the piezoelectric type spray head, the medicine powder filling container contains a plurality of medicine powder, the piezoelectric type spray head is used for spraying and printing medicine powder, the roller is used for pressing and bulldozing the medicine powder to form a medicine lozenge, the micro-control unit is arranged in the piezoelectric type spray head, the micro-control unit is provided with a storage module and an execution control module, the storage module stores medicine lozenge spraying information, the execution control module controls the medicine lozenge spraying device through the medicine lozenge spraying information, and the material picking area is used for collecting medicine lozenges.

The invention relates to the technical field of anti-collision beam testing tools, in particular to a universal tool for detecting the bending resistance of an automobile anti-collision beam. The universal tool comprises a bottom plate, two support roller mounting plate assemblies with adjustable spacing are distributed on the left and right sides of the bottom plate, and support rollers with different diameters can be mounted on each support roller mounting plate assembly. The universal tool further comprises a compression roller body connected with a press machine, and compression roller diameter adjusting pieces arranged on the periphery of the compression roller body to adjust the compression roller body to different diameters. Only one test tool (main body part) needs to be manufactured, and three-point bending tests of anti-collision beams of different forms and sizes can be completed by adjusting the diameter of the compression roller, the diameter of the support rollers and the distance between the support rollers according to needs. Compared with the prior art, remanufacturing and replacement (a main body part) are not needed, the development and manufacturing cost is saved, the test operation efficiency is improved, and very flexible universality is achieved.

The invention discloses an industrial production line dynamic target tracking system, which belongs to the technical field of image acquisition and processing, and comprises an image acquisition module used for acquiring images of workpieces on an industrial production line in real time; an image recognition and processing module used for carrying out image recognition on the collected images, obtaining object characteristics of a target workpiece and marking a recognition target; a dynamic tracking module used for dynamically tracking the marked recognition target; and a system control modulewhich is in signal connection with the image acquisition module, the image recognition and processing module and the dynamic tracking module and is used for controlling the operation of the image acquisition module, the image recognition and processing module and the dynamic tracking module. The system is applied to a moving target recognition and tracking system in an industrial production line,object features in complex images of an industrial production line environment are automatically obtained based on real-time tracking and recognition of a moving target of a video, a target object isaccurately recognized, and needed machine actions are achieved through an artificial intelligence system.

The invention discloses an explosion-proof wiring device for a compressor head of a cooling unit in a mine, comprising an explosion-proof box and wiring partition plates, wherein the wiring partition plates are used for fixedly connecting the explosion-proof box to the compressor head, the wiring partition plates are in sealed and fixed fit with the wiring partition plates on the compressor head, and the explosion-proof box is in sealed and fixedly fit with the wiring partition plates by an explosion plane; and the wiring partition plates are respectively provided with a power-line terminal and a motor overtemperature protection output signal terminal, and two ends of the power-line terminal respectively stretch into the explosion-proof box and the compressor head. The connection device can carry out explosion-proof reformation on partial connection of the compressor head under the condition that the structure and the size of the existing semienclosed screw-typed compressor head without an explosion-proof function are not changed, thereby meeting the use requirements in the coal mine, simply and effectively improving the performances of underground cooling equipment in the coal mine, not increasing the development and manufacturing cost of the equipment and being suitable for propularization and application.

The invention discloses a motorcycle rear license plate board mounting structure. The motorcycle rear license plate board mounting structure comprises a rear splash guard and a rear license plate. The rear license plate board is connected with the rear splash guard through a bolt. A supporting lug is arranged at the position which is in the lower middle of the horizontal direction of the rear splash guard and the lower middle of the longitudinal direction of the rear splash guard. The surface of the supporting lug is attached with the rear license plate. The supporting lug is an unfilled corner rectangle. The long edges of the rectangle are arranged longitudinally along the rear splash guard. The lower support of the rear license plate board is the supporting lug which is arranged on the rear splash guard, people do not need to punch holes in the rear splash guard, and do not need to install a rubber plug. The motorcycle rear license plate board mounting structure is simple in structure, convenient to install, capable of reducing number of components and mounting processes, and capable of saving development and manufacturing cost of finished motorcycles.