96results about How to "Achieve mechanical connection" patented technology

Provided is an aluminum/steel dissimilar material friction-stir lap joint method assisted by rivet type mechanical connection. The lap join method aims at solving the problems that aluminum/steel dissimilar metals are prone to reaction to generate brittle intermetallic compounds in the existing connection process of brazing or fusion welding, and the bearing area of connectors is small and the bearing capacity of the aluminum/steel dissimilar connectors is weakened in the friction-stir-welding lap joint process. The method comprises the steps that (1) a row of pre-drilled holes are drilled in the lap joint width direction B of a steel plate along the longitudinal central line; (2) contact surfaces and the peripheral areas of the steel plate and an aluminum plate are cleaned up, and oxides on the surface of the steel plate and the surface of the aluminum plate are removed; (3) the surface of the steel plate and the surface of the aluminum plate are wiped with organic solvents or cleaning agents; and (4) the aluminum plate and the steel plate are fixed through a clamp, in the friction stir welding process, a stirring head and the aluminum plate rub, softened aluminum flows downwards, and then the pre-drilled holes in the steel plate are filled, so that a rivet type connecting structure is formed, and an aluminum/steel friction-stir lap joint connector which is strengthened through mechanical connection is obtained. The method is used for friction-stir lap joint of dissimilar materials.

The present invention relates to electric shaver with shell, shaving system and motor; wherein, it also comprises cleaning pump set in shell and connected with motor output machine by rod, nozzle set on outlet of pump to spray and clean for shaving system; cleaning liquid inlet; controller to control and switch for pump by connection rod. This invention realizes inside-outside cleaning and improves cleaning efficiency.

The invention discloses a reconfigurable man-machine cooperation mechanical arm system based on WIFI. The system comprises joints, a reconfigurable interface and an arm lever, wherein the joint is cooperated with the reconfigurable interface through the rabbet at a drive end of the reconfigurable interface; and the arm lever is cooperated with the reconfigurable interface; the system further comprises a smart terminal, a WIFI communication module, a joint servo controller, a sensor signal acquisition module, a motor driving module and a joint motor; the smart terminal is connected with the joint servo controller through the WIFI communication module; the output end of the joint servo controller is connected with the motor driving module; the output end of the motor driving module is connected with the joint motor; and the output end of the sensor signal acquisition module is connected with the input end of the joint servo controller. By use of the wireless communication, the fast reconstruction of the control system is facilitated; the stable data sending can be realized by taking the WIFI as the wireless communication way in the mechanical arm. The system can be extensively applied to the robot field.

The invention discloses a three-motor steering-by-wire system and a control method thereof. The system comprises a steering wheel module, a steering module and an ECU control module. The steering wheel module is used for a driver to operate and control a vehicle to turn, the steering module comprises a first clutch, a third motor, a planet gear mechanism, a second clutch, a first motor, a second motor, a steering gear and a steering rack, ECU in the ECU control module reads the vehicle running speed, a corner signal of a steering wheel, a torque signal of a rotating rod, current fed back by all motor controllers and other signals, the vehicle steering working conditions are analyzed and judged, and then running of all motors and on and off of the clutches are controlled; motor power is subjected to coupling and distribution through the planet gear mechanism and then cooperates with on and off of the clutches, switching of different steering modes of the steering system is achieved, andthen the requirements of the different steering working conditions and the safety of the system are met.

The invention relates to the technical field of automobile maintenance and detection equipment, in particular to a detector and a detection method for an electromagnetic valve of an automobile automatic transmission. The detector is characterized in that: an oil tank is fixed at the bottom of a chassis; the lower part of the right side of the oil tank is provided with an oil temperature heater; a pipeline connecting oil return chamber is formed at the center position of the upper part of the oil tank; the upper part of the oil return chamber is provided with an oil path transition plate; the upper part of the oil path transition plate is provided with an electromagnetic valve adapting base; the upper part of the electromagnetic valve adapting base is provided with an electromagnetic valve to be detected; the bottom of the electromagnetic valve to be detected is provided with a pipeline which is connected with a pressure sensor by passing through the oil path transition plate; one end of a pipeline tap at the bottom of the electromagnetic valve to be detected is connected with an oil pressure regulating valve; the lower part of the oil pressure regulating valve is connected with the output end of an oil pump; the input end of the oil pump is connected with the input end of a safety valve on the oil tank; the electromagnetic valve to be detected is provided with a PWM (Pulse-Width Modulation) power amplifying circuit B; the oil pressure regulating valve is provided with a PWM power amplifying circuit A; the heater is provided with a relay; and the oil pump is provided with a frequency converter. A power chip has the functions of short circuiting, overcurrent thermal protection and the like.

The invention relates to a horizontal satellite-rocket separation mechanism which comprises a main frame, two connection unlocking devices, two shear-bearing positioning pins, three spring thrust devices and a stroke switch support.

The invention discloses an automatic driving drive-by-wire telescopic mechanical redundancy type steering column. The steering column comprises a steering wheel connecting thread, a steering wheel pitch angle adjusting mechanism, a bearing, a telescopic column, a clutch mechanism, a telescopic sleeve, a steering lower shaft, a steering lower shaft hinge joint hinged to the steering lower shaft, atelescopic thrust motor, a telescopic sleeve sealing thread, a telescopic sleeve lower connecting piece, a bearing fixing piece, a steering wheel pitch angle transmission gear, a steering wheel pitchangle adjusting motor, a telescopic column transmission gear and a steering wheel rotation angle adjusting motor. The automatic driving drive-by-wire telescopic mechanical redundancy type steering column is electrically telescopic, the getting-on and getting-off convenience can be improved for a safety officer or a driver, meanwhile, the flexibility of switching between the manned driving mode andthe unmanned driving mode is improved, meanwhile, different requirements of the manned driving and the unmanned driving for a steering system are met, and the requirement of automatic driving development is better met.

The invention relates to the field of machines for detecting valve bodies during automobile maintenance, in particular to a machine for detecting the valve body of the automobile automatic speed changer. The machine comprises a case, a motor, an oil pump, an oil tank, a heater, a pressure regulation system, a valve body adaptation board, the valve body and a servo motor, and is characterized in that: the motor is arranged at the bottom of the case and connected with the oil pump; the oil tank is arranged in the middle of the case; the heater is arranged in the oil tank; an oil return disk is arranged at the bottom of the oil tank and connected with the inlet end of the oil pump through a pipeline; the outlet end of the oil pump is connected with the pressure regulation system through a pipeline; the top of the oil tank is connected with the valve body through the valve body adaptation board; the valve body is connected with the servo motor through a line; and the pressure regulation system is connected with the valve body through a pipeline. The machine can be used for comprehensively, effectively and accurately detecting electrical performance and mechanical performance of the valve bodies of various types of automatic speed changers.

The invention discloses a reverse sliding pressing buckle mechanism, a battery converter, a battery and an electric drive vehicle, and aims to enable a clamping hook to move upwards to be connected with a clamping groove in a battery shell. The buckle structure is characterized by comprising a shell, a pressing plate, a clamping hook and a lifting mechanism; the pressing plate is arranged on a topplate of the shell; the clamping hook and the lifting mechanism are arranged in the shell; the pressing plate drives the clamping hook to move up and down through the lifting mechanism; when the pressing plate is pressed down, the lifting mechanism drives the clamping hook to move upwards; and an avoiding groove allowing the clamping hook to extend out is vertically formed in the shell. The lifting mechanism comprises a driving rack, a driven rack and a reversing gear; the driving rack is arranged on the pressing plate; the driven rack is arranged on the shell in a sliding mode; the reversinggear is meshed with the driving rack and the driven rack; and the clamping hook is arranged on the driven rack. According to the invention, the lifting mechanism is driven by the pressing plate to drive the clamping hook to move upwards to be connected with the clamping groove, and the pressing plate is pressed again to enable the clamping hook to reset to be separated from a clamping opening, sothe battery converter can be plugged and unplugged conveniently.

The invention discloses a device for automatically and optically determining a target position of a container spreader. The device structurally comprises a container checking device, a connecting arm,a spreader mechanism and a shell, the container checking device is installed outside the shell, and the spreader mechanism is connected with the shell through the connecting arm. According to the device, through the combined action of a lifting mechanism, a detecting device, a mechanical driving device, a mechanical transmission mechanism, a first hanging mechanism and a second hanging mechanism,a container can be secondarily checked, and the condition that the container is moved wrongly by the spreader is avoided; and in addition, the connection modes between the spreader and the containerare diverse, and the actual using requirements are met.

The invention discloses a connecting device. The connecting device comprises a first half shell and a second half shell, wherein the first and the second half shells can be mutually locked together in a detachable way to form a complete shell, a first elastic buckle is arranged at the first end of the shell formed by the first and the second half shells, and a first part is inserted from the first end of the shell and is locked and buckled with the first elastic buckle together; and furthermore, a second elastic buckle is arranged at the second end of the shell formed by the first and the second half shells, and a second part is inserted from the second end of the shell and is locked and buckled with the second elastic buckle together. Therefore, in the connecting device disclosed by the invention, the first and the second parts do not need to be aligned with the buckles on the first and the second half shells, and the mechanical connection between the first and the second parts can be realized by only respectively inserting the first and the second parts into the whole shell formed after locking, so that the operation is convenient.

The invention relates to an electric machine, especially an electric motor, comprising a brush carrier (1) made of an insulating material and at least one brush (3) arranged in a tubular brush holder (2). The tubular brush holder (2) is made of a conducting material and is disposed in such a way that it is exposed on the brush carrier (1). An integral electric connection element (4,5) is provided in the brush carrier (1) for electrical connection.

The invention discloses an intelligent ex-warehouse device used for a plate production line. The intelligent ex-warehouse device structurally comprises a plate grabbing head, a connecting arm, a connecting head, a connecting column, a checking device, a shell and a base; the plate grabbing head is installed on the connecting arm and is mechanically matched with the connecting arm, the end, far away from the plate grabbing head, of the connecting arm is mechanically connected with the connecting column through the connecting head, the shell is installed on the base and is mechanically matched with the base, and the checking device is arranged in the shell and is mechanically connected with the connecting column. According to the intelligent ex-warehouse device, under joint effects of a grabbing device control mechanism, a connecting mechanism, a first rotating mechanism, a driving rotation mechanism, a second rotating mechanism, a driving device and a clamping rod mechanism, a plate canbe grabbed by the grabbing head to check whether the weight of the plate reaches the standard or not, and the product ex-warehouse yield is improved.

The invention discloses an intelligent system for an unattended original-return sharing device and a using method thereof. The technical solution of the invention is that the system comprises: a tenant user terminal, an Internet of Things identification device terminal, a rental user terminal, an operation service management platform, and a stakeholder user terminal, wherein the Internet of Thingsidentification device terminal includes an Internet of Things identification device identification module, which is used for realizing the matching between an rental object and the terminal of the Internet of Things identification device. The one-to-one matching method can achieve the purpose of original return, and each terminal can realize intelligent operation through contact with the operation service management platform. Compared with the prior art the solution achieves unattended original-return goals, and increases the efficiency and reduces the costs.

The invention provides a semi-hollow self-punching riveting screw with a fastening thread. The screw is characterized by comprising a rivet body with a semi-hollow structure, and a thread head which is arranged on the upper end face of the rivet body and provided with the fastening thread. The bottom of the thread head is provided with a cutter withdrawal groove facilitating cutter withdrawal after thread machining is finished. The outer diameter of the rivet body is the same as that of the thread head. The invention further discloses self-punching riveting equipment method adopting the riveting screw. An improved self-punching riveting rod pushes the semi-hollow self-punching riveting screw to achieve riveting and forming of thin plates, and then mechanical connection between thicker plates is achieved by means of a thread mechanism. The screw is simple in structure form, machining and manufacturing are facilitated, the cost is low, the limitation to a traditional semi-hollow self-punching riveting screw from the thickness of riveted plates is overcome, and mechanical connection between three-layer or multi-layer thicker plates can be achieved.

The invention discloses a decorative lamp tree trunk assembled based on a plurality of branch segments. The decorative lamp tree trunk comprises a main trunk (22) and branches (23), wherein the branches are connected with the main trunk; the main trunk is formed by a plurality of branch segments which are connected; the branches are formed by a plurality of branch segments which are connected; two end faces of a straight segment are each provided with a connecting terminal; the connecting terminals on the two end faces are connected by wires inside the branch segments; the connecting terminal on one end face is an end part connecting socket (26), and the connecting terminal on the other end face is an end part connecting plug (24); and the straight segment is of a square columnar structure. At least one side surface of the middle part of the straight segment is provided with a side part connecting socket (25), and the branches are connected with the main trunk through the side part connecting sockets. The decorative lamp tree trunk assembled based on the plurality of branch segments is simple in structure, easy to connect and assemble and good in flexibility.

The invention relates to an elastic combination ring type anchoring offset rod piece connector. The elastic combination ring type anchoring offset rod piece connector comprises elastic combination anchoring rings, an anchoring sleeve and a pressure bearing nut combination piece; the elastic combination anchoring rings comprise at least a plurality of curved clamping pieces and an elastic resettingpiece, the anchoring sleeve includes at least one anchoring cup and a first guiding-out tightening combination piece, and the pressure bearing nut combination piece includes a pressure bearing nut and a second guiding-out tightening combination piece; the anchoring sleeve forms a multi-directional constraint and anchoring effect on the elastic combination anchoring rings, the closing-up ends of the anchoring cups are connected with a rod piece on one side, and the elastic combination anchoring rings form a one-way anchoring structure with a rod piece on the other side; the first guiding-out tightening combination piece disposed on the outer side of the anchoring cups is externally pulled, and the anchoring cups are rotated to tighten the connector, and the tension connection of the rod pieces is realized; and by pulling the second guiding-out tightening combination piece, the pressure bearing nut presses the anchoring sleeve to provide the pressure resistance of the rod pieces. The elastic combination ring type anchoring offset rod piece connector is small in size, saves materials, and is high in construction speed, convenient in detection and inspection and clear in acceptance standard.

The invention relates to a universal reinforcing steel bar connecting assembly for connecting a first target reinforcing steel bar and a second target reinforcing steel bar. The universal reinforcingsteel bar connecting assembly comprises a first barrel, a connecting rod and a second barrel. The universal reinforcing steel bar connecting assembly is characterized in that one end of the connectingrod is spherically hinged to the first target barrel while the other end of the connecting rod is spherically hinged to the second barrel; a first connecting part connected to the first target reinforcing steel bar is detachably mounted in the first barrel, and a second connecting part connected to a second target reinforcing steel bar is detachably mounted in the second barrel. The universal reinforcing steel bar connecting assembly can connect two target reinforcing steel bars mechanically. Compared with an existing grouting bushing, the universal reinforcing steel bar connecting assembly is small in size, great in fault tolerance, reliable in connection and low in cost after batch production, can be widely applied to prefabricated shear walls, prefabricated columns, prefabricated beams, prefabricated floorslabs and the like, and can promote assembled buildings to take a giant step forward.

The invention relates to a side wall open-hole anchoring bidirectional off-position rod piece connector. The side wall open-hole anchoring bidirectional off-position rod piece connector comprises first elastic combination nuts, a first anchoring sleeve, a middle connecting sleeve, second elastic combination nuts, a second anchoring sleeve, a first pressure-bearing nut assembly and a second pressure-bearing nut assembly; the first elastic combination nuts and the second elastic combination nuts include a plurality of pieces of threaded clamping pieces in elastic reset parts, and the first anchoring sleeve and the second anchoring sleeve include open-hole anchor cups; the first pressure-bearing nut assembly and the second pressure-bearing nut assembly include pressure-bearing nuts and guide-out screwing combination pieces, and a plurality of window holes are formed in the side walls of first open-hole anchor cups and second open-hole anchor cups; the first elastic combination nuts and the second elastic combination nuts are oppositely arranged in the window holes of the side walls, and the first anchoring sleeve is connected with the second anchoring sleeve through the middle connecting sleeve, and the first anchoring sleeve and the second anchoring sleeve are anchored by the middle connecting sleeve; and the pressure-bearing nuts tightly press the anchoring sleeve to provide thecompressive capacity of rod pieces. According to the side wall open-hole anchoring bidirectional off-position rod piece connector, the size is small, the material consumption is less, the construction speed is fast, the detection and the inspection are convenient, and the acceptance criteria is clear.

The invention relates to a one-rocket multi-satellite launched foldable and unfoldable modular stacked satellite configuration which comprises a satellite structure design, a thermal control design, equipment comprehensive layout, centroid optimization and the like, and one-rocket multi-satellite serial launch of modular stacked satellites is finally realized. According to the invention, adaptive adjustment can be made according to different satellite task requirements, for example, the configuration number of the load modules can be adjusted according to different load functions and weight requirements; and according to different carrier rockets, the sectional area of the satellite body is adjusted, and certain universality is achieved.