36results about How to "Avoid mechanical collision" patented technology

The invention designs a laser welding tinning device and a welding method. The tinning device comprises a back plate, a laser position correcting device, a camera, a laser machining head, a pushing wheel pair, a connecting rod, a tin feeding nozzle, a displacement sensor, an angle sensor, a balance spring, a controller and a residue box, wherein the angle sensor detects a swing angle of the connecting rod, the displacement sensor detects the vertical movement position of the connecting rod, the controller calculates the movement speed and the acceleration of the detection head according to thedisplacement amount and an angle change value of the detection head, during laser welding, laser working height closed-loop control is carried out by utilizing the position of the detection head, tinwire feeding speed closed-loop control is carried out by utilizing stress of the detection head, and closed-loop control that laser follows the position of a tin wire is carried out by utilizing theangle of the detection head, influence of the welding spot height difference on the welding effect can be made up, the product machining fixing requirement is lowered, and the application range of laser welding is expanded. The tinning device is advantaged in that mechanical collision or burning of a processing base material can be prevented, the process is stable, and the qualified rate is improved.

The invention relates to an arm rest arrangement (100) for a seat, in particular for a vehicle seat, with an arm rest (1) which is pivotably connected by means of a bearing axis (2) to an arm rest support (3), wherein a latching and adjusting device (4) is provided for setting an angle of inclination between the arm rest (1) and the arm rest support (3) in a usage position and for folding down the arm rest (1) from the usage position into a non-usage position, wherein the latching and adjusting device (4) is mounted so as to be rotatable in a rotary element (6) within a housing (5) of the armrest (1) and the latching and adjusting device (4) is mounted so as to be rotatable about its longitudinal axis (L) in the housing for setting of the angle of inclination.

The invention discloses a vertical compressor which comprises a stand column, a tank (5), a pressure head device (3) for vertically compressing garbage, a horizontal compression device for horizontally compressing the garbage, and a controller (15). The stand column is arranged on the tank (5); the pressure head device (3) is arranged on the stand column; the horizontal compression device is arranged on the tank (5); an opening of the pressure head device (3) is formed in the top part of the tank (5) in a matching way; and the pressure head device (3) and the horizontal compression device areelectrically connected with the controller (15). Compared with the prior art, according to the vertical compressor provided by the invention, the compression cycle time is remarkably shortened, the working efficiency is improved, all mechanisms are controlled to act while the safety logic is considered, mechanical breakdown or unnecessary machine halt caused by a valve lock and internal leakage ofan oil cylinder is avoided, and the stability and the safety of a system are improved.

The invention relates to a magnetic coupling mechanism based on magnetic fluid and an electric bus wireless charging system, and relates to the field of energy transmission and wireless charging. Themagnetic coupling mechanism comprises a primary side U-shaped core and a secondary side U-shaped core which are symmetrically arranged; the secondary side U-shaped core is arranged in an electric bus,a secondary side coil is wound around the secondary side U-shaped core, and the secondary side coil is used for charging a battery pack of the electric bus; the primary side U-shaped core is arrangedoutside the electric bus and used for being coupled with the secondary side U-shaped core, and a primary side coil is wound around the primary side U-shaped core and used for conducting power exchange with the secondary side coil; two magnetic fluid devices are arranged between the primary side U-shaped core and the secondary side U-shaped core, and when the primary side U-shaped core and the secondary side U-shaped core conduct energy transmission through magnetic coupling, flexible connection of both ends of the primary side U-shaped core and the secondary side U-shaped core is achieved through the magnetic fluid. The magnetic coupling mechanism based on the magnetic fluid and the electric bus wireless charging system have the advantages that in the condition that the number of turns and electric current of the primary side coil are not changed, a larger magnetic flux density is generated, and the magnetic coupling efficiency is improved on a large scale.

The invention discloses a lifting equipment system and a control method thereof. The control method adopts a radar distance measuring mode to detect a motion distance of lifting equipment, corrects the motion distance, and controls the motion of the lifting equipment according to the corrected distance and a preset threshold. The lifting equipment system comprises a distance measuring sensor, a controller, an execution mechanism and input mechanism; the distance measuring sensor is used for measuring the motion of the lifting equipment; the controller calculates the motion distance for correction according to measured data, and outputs control signals; the execution mechanism is acted according to the control signals; and the input equipment is used for inputting parameters. The motion distance of the lifting equipment can be precisely measured to prevent mechanical collision, so that the damage of the lifting equipment is reduced.

The invention discloses a multifunctional large-scale guide rail limiting device. The limiting device comprises a hydraulic buffering mechanism used for stopping rapid movement of a machine tool moving unit, a mechanical base used for allowing the hydraulic buffering mechanism to be installed and indirectly bearing the impact force of the machine tool moving unit, and detection feedback components, wherein the mechanical base is installed on a machine tool, and the hydraulic buffering mechanism is fixedly installed on the mechanical base. According to the multifunctional large-scale guide raillimiting device, when the machine tool moving unit moves quickly and impacts the hydraulic buffering mechanism, direct mechanical collision is effectively prevented, so that a certain safety protection effect is achieved; a pressure sensor is used for conducting real-time feedback detection, when a detection signal reaches a warning value, the machine tool can make a timely action command; and the limiting device solves the problems that an existing machine tool limiting device is poor in reliability, short in service life and the like, and has a certain application prospect.

The invention relates to the field of processing of agricultural products, in particular to a walnut fixing device suitable for oriented extruding, specifically relates to the fixing device capable ofmaintaining positions of walnuts unchanged in transporting, processing and extruding courses, and aims that each walnut is always stressed and extruded in the direction of a short axis, so that in the extrusion course, damage of walnut kernels is reduced, and the effects of extruding and shell breaking of the walnuts are improved. The walnut fixing device suitable for oriented extruding is characterized by consisting of nine parts of a protecting ring (1), a fixing sleeve (2), four cap nuts (3), four sliding rods (4), a base (5), four flat gaskets (6), four compression springs (7), a bottom pressing head (8) and four sliding rod extruding screws (9).

The invention relates to a conveying method of carried objects, meal delivery equipment and a storage medium. The conveying method for the carried objects comprises steps that a running state of meal delivery equipment is obtained; wherein the running state comprises a current stop position and an opening and closing state of the opening and closing cover; when it is confirmed that the current stop position and the opening and closing state of the opening and closing cover both meet the conveying condition of the carried objects, the current state of the containing device and the placement position of the carried objects on the meal delivery equipment being obtained; and outputting a push command according to the placement position and the current working state. The method is advantaged in that parking precision of the meal delivery equipment is improved by obtaining the current stop position of the meal delivery equipment, and then the situation that when a follow-up push rod mechanism acts, carried objects fall off due to the fact that the pushing position is inaccurate is prevented; an opening and closing state of the opening and closing cover is obtained to avoid mechanical collision between the push rod mechanism and the opening and closing cover; and a pushing command is outputted according to the placement position and the current working state so as to reduce the risk that the carried object falls off in the pushing process due to the fact that the placement position is not centered.

The invention relates to the technical field of robot charging, and particularly relates to a charging mechanism of a robot charging station. The charging mechanism comprises a shell, an inner insulating seat, a first microswitch and a second microswitch, wherein the inner insulating seat is arranged in the shell; the first microswitch and the second microswitch are respectively arranged at two sides of the inner insulating seat; a first sliding column and a second sliding column are arranged in the inner insulating seat; the front end of each sliding column is provided with a power connectioncopper bar, and the rear end of each sliding column is provided with a power connection column; each sliding column is sleeved with a spring; the springs are arranged between the rear end of the power connection copper bar and the rear wall of the inner insulating base; trigger blocking columns are arranged on the outer sides of the first sliding column and the second sliding column; the triggerblocking column on the first sliding column is matched with the first microswitch; and the trigger blocking column on the second sliding column is matched with the second microswitch. Stable contact and continuous power supply of the electrodes are guaranteed, walking errors in the autonomous charging process of the robot can be made up, mechanical collision is prevented, the microswitch is additionally arranged for charging confirmation, false triggering is prevented, and the safety is improved.

The invention discloses a sliding table type laser displacement sensor and a sensor system comprising the sliding table type laser displacement sensor, the sliding table type laser displacement sensor comprises a sliding rail base, a ball screw, ball screw supporting pieces and a motor, the ball screw supporting pieces are fixedly connected to the two sides of the sliding rail base, the ball screw is erected between the two ball screw supporting pieces, and the motor is arranged on the sliding rail base. The ball screw is rotationally connected with the ball screw supporting piece, the ball screw is in driving connection with the motor, the motor is fixedly connected with the ball screw supporting piece, the ball screw is sleeved with the sliding block, the sliding block is fixedly connected with the laser transmitter, and the laser transmitter is used for collecting distance signals between the laser transmitter and a measured object. The sliding table type laser displacement sensor has the advantages of being simple in structure, convenient to install, high in reliability and flexible and accurate in measurement process.

The invention discloses a manipulator collision prompting device, and belongs to the technical field of manipulator production and manufacturing. The manipulator collision prompting device particularly comprises a rack and an anti-collision assembly arranged in a supporting mechanism, wherein the anti-collision assembly comprises a supporting plate, a sliding rod fixedly connected with the top ofthe supporting plate and a pressing plate fixedly arranged on the edge of the supporting plate, the top end of the sliding rod is located in the rack and is in sliding fit with the rack, the outer side of the sliding rod is sleeved with a spring, the two ends of the spring abut against the rack and the supporting plate, a plurality of contact switches are arranged at the positions, corresponding to the pressing plate, of the rack, the plurality of contact switches are connected with warning devices in corresponding states, and the warning devices are controlled to perform graded warning according to the fact that the pressing plate touches the contact switches. According to the manipulator collision prompting device, different contact switches are pressed by moving the pressing plate by different distances, then different warning devices are started, and the graded touch warning effect can be effectively achieved.

The invention relates to an intelligent locating pin, belongs to the technical field of electronic equipment control, and solves the technical problems of mechanical failure and low reliability existing in the existing locating pin control technology. The technical scheme is as follows: the intelligent locating pin comprises a housing, a lead screw drive device, a brushless DC motor, a position sensor and a control module. The housing comprises a main housing, a front cover plate, an electrical support and a rear cover. The front cover plate is arranged on one side of the main housing. The rear cover is arranged on the other side of the main housing. The electrical support is arranged in the internal cavity of the rear cover. The electrical support is fixed between the rear cover and the main housing. A drive device through hole is arranged in the middle of the front cover plate. A dust cover is arranged on the front cover plate of the outer side of the drive device through hole. The intelligent locating pin has the advantages of simple structure, convenient operation, avoiding mechanical failure and high reliability.

The invention provides a vertical lifting feeding system of an automatic packaging machine for beef jerky and relates to the technical field of beef jerky packaging. The vertical lifting feeding system of the automatic packaging machine for the beef jerky comprises feeding system main equipment. A vertical lifting device is arranged inside an inner chamber of the feeding system main equipment. A material collection box device is arranged at the position, corresponding to the vertical lifting device, of the top of the feeding system main equipment. A feeding device is arranged at one side of the feeding system main equipment. A power motor device is arranged at the bottom of the feeding device. An eccentric wheel is connected with a driving connecting rod; the driving connecting rod drivesan adjustable material collection box; when the eccentric wheel rotates, the driving connecting rod can perform rotary motion; by means of the driving connecting rod which performs rotary motion, it can be guaranteed that the adjustable material collection box performs reciprocating motion; rapid intermittent type feeding can be achieved for the automatic packaging machine through the adjustable material collection box; in addition, by means of the reciprocating motion of the adjustable material collection box, piling of the beef jerky or insufficient feeding can be prevented; and the work efficiency of the automatic packaging machine is improved.