53results about How to "Easy and fast conversion" patented technology

The invention discloses an active compliant control method of an industrial robot. The method comprises the steps that S1, a track planning module plans a motion track; S2, a kinematic calculation module carries out kinematic decoupling calculation; S3, a motor driving module achieves the kinematic decoupling result; S4, a position and speed detection module detects the actual position and speed; S5, a gravity term calibration module carries out gravity calibration; S6, a dynamic calculation module carries out dynamic term calculation; S7, a force information collection module collects force information between the tail end of a tool and a workpiece; S8, a force information compensation module carries out compensation; S9, a force/position control mode switching module obtains compensation value loading; S10, a damping characteristic conversion module carries out damping linear conversion; S11, a Jacobi conversion module obtains the angular speed of all joints. According to the technical scheme, the corresponding speed of the system is improved, a mode of selecting the matrix is adopted to carry out position control and force control switching on the industrial robot in all directions, and conversion of the force/position control mode becomes simple, convenient and rapid.

The invention discloses a rotational molding forming device applying constant-temperature jet-propelled heating, belonging to the technical field of rotational molding. The rotational molding forming device is used for manufacturing large and medium plastic products with complicated shapes by using a rotational molding technology. The rotational molding forming device mainly comprises an air heating system, a forming die, a gas recycling cover, an insulating layer, a hot air distributing pipe, a nozzle, a rotational spindle cylinder, a crank arm, a hot air inlet pipe and a hot air distributing pipe air outlet pipe. Polymers capable of being applied to rotational molding forming can be processed into plastic products by using the device. According to the invention, the deficiency in several kinds of rotational molding more widely applied to the rotational molding forming device is solved to a certain degree. The novel rotational molding forming device has the advantages of high temperature control precision, good temperature uniformity, high heat exchange efficiency and low die cost, and overcomes the defects of large energy loss, long production period, low production efficiency and the like of the rotational molding forming device.

The present invention relates to a composite-typed mould, comprising a public mould base (10) and an interchangeable mould core (20); the interchangeable mould core (20) is detachably connected with the public mould base (10); the number of the interchangeable mould core (20) is capable of only one or more; the interchangeable mould core (20) comprises a mould core holder (201) which is matched with the public mould base (10) and a transferable mold insert (202) which is arranged in the mould core holder (201). The present invention has the advantages that the manufacturing cycle can be shortened by about 25 percent; the cost of the module can be reduced by 5 percent to 10 percent; and the transition and the maintenance of the mould in the process of injection molding are more convenient and quicker.

Provided is an information recording medium which achieves high speed conversion of a signal input externally from MPEG-TS to MPEG-PS complying with DVD standard. An apparatus and a method for recording information to the information recording medium are also provided. A constrained format which enables conversion from a first stream (for example, MPEG transport stream) to a second stream (for example, MPEG program stream) is provided. The constrained format defines that a presentation order of the video information including continuous complete data block starts at a top field (Pf) and ends at a bottom field (P1). The continuous complete data block is included in a reference time (STC) of continuous presentation of video information and audio information with the reference time including at least one data block.

A modular diluent changeover manifold for beverage dispensers provides quick and convenient changeover of supply of two different beverage liquid diluents to post-mix beverage dispensing valves. The diluent changeover manifold is mounted within a beverage dispenser behind a beverage valve mounting panel. The modular changeover manifold and valve assembly, when assembled, consists of a pair of diluent tubes and a plurality of changeover valves. Each changeover valve has an outlet fluidly connected to an associated one of the beverage dispensing valves and each tube supplies a different diluent, such as plain water and carbonated water, to one of two inlets to each changeover valve. The changeover valves are individually manually manipulateable to deliver to their associated beverage valves either the diluent from the first tube or the diluent from the second tube.

The present disclosure relates to a packaging system for compressible goods utilizing pre-punched alignment apertures on wicketed and/or chain-linked open bottom bags. The disclosure relates to a bag transport and indexing system through the form fill compress and seal system. The disclosure further relates to the use of sprocket pins spaced accordingly on either a horizontal linear or rotary machine so that the sprockets correspond to the pre-punched apertures on the wicketed and/or chain-linked open bottom bags.

The invention discloses a device for measuring alcohol concentration of bottled wine. The device comprises a measuring part, a laser signal generation and data processing part and a data display part, wherein the measuring part comprises a ruler body; the ruler body is provided with a clamping seat which is roughly U-shaped, a clamping seat supporting end arranged at one end of the clamping seat, and a shell arranged at the other end of the clamping seat; the shell is movably provided with a clamping seat moving end which is used for being matched with a support to clamp the clamping seat movable end of a wine bottle to be detected; the clamping seat supporting end is provided with a focusing mirror; the laser signal generation and data processing part is used for generating a saw-shaped-wave laser and transmitting the saw-shaped-wave laser to one end part of the clamping seat movable end of the measuring part by an optical fiber; the saw-shaped-wave laser is reflected by the focusing mirror and is returned by the optical fiber; the returned saw-shaped-wave laser is processed to obtain an optical path difference digital signal; the data display part is arranged on the shell. According the device for measuring the alcohol concentration of the bottled wine, the alcohol concentration of wine in the bottle can be detected rapidly under the condition of not opening the wind bottle.

The invention relates to a physical kinematics experiment teaching demonstration model, which includes a base, an inclination adjustment device, a variable track, an ejection device and a gravity acceleration testing device. The inclination adjustment device for adjusting the inclination of the variable track is installed on the upper left of the base, The variable track is located directly above the inclination adjustment device, the ejection device is located on the left side of the variable track, the gravity acceleration test device is located on the right side of the variable track, and the variable track, the ejection device and the gravity acceleration test device are arranged side by side. The invention has the functions of angle adjustment, runway change, object launching and multiple groups of gravity testing at the same time. It realizes one machine with multiple functions, and can complete the verification of frictional force influencing factors and the measurement experiment of object gravity acceleration. Classroom teaching provides a new model of experimental demonstration, which facilitates teachers' teaching and improves students' cognitive ability.

The invention relates to a logging process experiment teaching demonstration device and a demonstration method. A drill tower model is arranged at the upper part of a rock stratum selection device, the upper end of the drill tower model is provided with a top sheave, a cable passes through the top sheave, one end of the cable is connected with a logging probe, and the other end of the cable is connected with a computer through a well opening pulley, a winch and a logging instrument control box. A well field, a miniature rock stratum profile, emulation vegetation, an emulation drill tower and a logging truck are simulated in an emulation way, the underground conditions can be clearly seen during the logging simulation, the rock stratum profile selection device is designed to a rotating structure, the conversion is fast and convenient, the interface is clear and is easy to understand, the display is visual, in addition, the contents are rich, and more than thirty groups of logging curve data of more than three kinds of rock stratum profiles can be display. A single chip microcomputer is used as a core, in addition, a measuring control box realizes the functions of step motor driving, serial port communication, light emitting diode (LED) control and the like, and the device and the method have the advantages that the cost is low, the work is stable, the circuit is simple, and the like. The device and the method effectively help students understand the teaching contents, and the study efficiency is obviously improved.

The invention discloses a jacking mechanism which comprises a jacking rod, two jacking oil cylinders and multiple vacuum suction cups. The two ends of the jacking rod are fixedly connected with the jacking oil cylinders respectively, and the vacuum suction cups are fixed on the jacking rod and used for adsorbing a waterproof material. The invention further discloses a trolley with multiple sets of the jacking mechanisms. According to the jacking mechanism and the trolley using the same, when the waterproof material is jacked, the waterproof material can be automatically jacked into place, automatically form the sag and be automatically adsorbed on the jacking mechanism, and therefore the purpose that a roll of the waterproof material is laid at a time is achieved.

The invention discloses a polishing machine of a 3D printed product. The polishing machine comprises a grinding mechanism and a drive mechanism connected with the grinding mechanism. The drive mechanism is connected with a handheld handle. A dust collection shell is arranged below the grinding mechanism. The drive mechanism comprises a motor protection shell and a variable frequency motor. The variable frequency motor is connected with a drive rotating rod. The tail end of the drive rotating rod is provided with a cavity clamping cylinder. The grinding mechanism comprises a polishing disk protection shell and grinding disks. The grinding disks include a coarse grinding disk and a fine grinding disk which are fixed together through a powerful bonding layer. The center position of the coarsegrinding disk and the center position of the fine grinding disk are both provided with fixing grooves. The fixing grooves are internally provided with grabbing rods. The drive rotating rod penetratesthe polishing disk protection shell, and the outer side of the grabbing rod is sleeved with the cavity clamping cylinder. By means of the scheme, the maximum polishing rate can be increased, the changing frequency of the grinding disks is reduced, and the using convenience is further improved; and the protection shell is convenient to demount, the maintaining and polishing efficiency of the polishing machine is improved, and therefore the polishing working efficiency is improved.

The invention relates to fitness equipment, in particular to a fitness equipment spring counterweight balancer which is provided with a hand wheel, a lead screw, a frame connecting nut, a gravity scale indication device frame, a plane pressing plate, a plane pressing plate guiding column, an upper frame beam, a lower frame beam, an upper pulley block, a lower pulley block, a spring guiding column, an upper spring base, a lower spring base, at least one spring, a spring guiding column connecting nut, a vortex track, a large circular wheel, a pulley block and vortex track connecting steel wire rope and a large circular wheel and fitness equipment connecting steel wire rope. The spring is arranged between the upper spring base and the lower spring base. The spring guiding column penetrates through the spring, the upper spring base and the lower spring base, and then the two ends of the spring guiding column are connected with the upper frame beam and the lower frame beam. The gravity scale indication device frame is arranged on the upper frame beam. The upper end of the plane pressing plate guiding column is connected with the plane pressing plate. The lower end of the plane pressing guiding plate penetrates through the upper frame beam and is connected with the upper spring base. The upper pulley block and the lower pulley block penetrate through the upper spring base and the lower spring base and are arranged on the upper frame beam and the lower frame beam. One end of the pulley block and vortex track connecting steel wire rope is fixedly arranged on one side of the lower pulley block. One end of the large circular wheel and fitness equipment connecting steel wire rope is fixedly arranged on the large circular wheel.

The invention discloses an automatic table tennis ball feeding device (1) having a substantially vertically extending housing (3) with a table tennis ball feeding channel (5) comprising a lower table tennis ball inlet (19 ) and the upper table tennis distribution outlet (13). Two ball supply arm bars (15) are installed on the housing near the lower table tennis inlet (19) for upward supply of table tennis balls (7) in the ball supply channel (5) against gravity. The table tennis distribution head (23) is installed on the housing (3) near the top table tennis distribution outlet (13), and is used to send table tennis balls to the players at a selected speed and trajectory. The table tennis distribution head (23) comprises a table tennis size adjustment mechanism (31), so that the table tennis balls of at least two diameters can be selected by the player when one or another of the at least two different table tennis diameters is selected. Selectively pass through the ping pong ball distribution head (23).

The invention provides a sliding rail push-pull folding type protective airtight door. The sliding rail push-pull folding type protective airtight door comprises a door frame, a sliding rail, a pulleyand a door leaf. The door frame is fixed to a door frame wall through concrete pouring, and a sealing rubber strip is arranged on the side face, facing the door leaf, of the door frame; the sliding rail is arranged at the top of the door frame; the pulley is slidably erected on the guide rail; and the door leaf is arranged on one side of the door frame and located under the guide rail, the door leaf is connected with the pulley, and a locking mechanism used for locking the door leaf is arranged on the door leaf. According to the technical scheme of the sliding rail push-pull folding type protective airtight door, peacetime conversion is simple and fast, one-man operation is needed, and the blocking plate stacking problem is solved; the space of a door hiding room is small, the civil engineering cost can be effectively reduced, and the requirement for defense in places with insufficient arrangement space of the sliding rail type push-pull protective airtight door is met; and the tunnelspace is not occupied, the space landscape and the visual effect are not influenced, and the obvious advantages are achieved under the large orifice size.

The invention discloses a test case conversion method, which comprises the following steps of: obtaining a first test case to be converted, and compiling the first test case based on a first language;converting elements in the first test case into elements in a second language based on conversion rules among the elements in different languages; and generating a second test case based on the elements of the second language. By adopting the embodiment of the invention, the conversion between the test cases of different languages can be more convenient.

The utility model provides an OLED flexible printed circuit board vacuum adsorption device, which can be used to overcome the defects of conventional OLED flexible printed circuit board vacuum adsorption devices that the vacuum adsorption devices can be used only for the single model of the printed circuit board, and that the disassembly process and the replacement process are complicated. The vacuum adsorption device provided in the invention comprises a cone-shaped bench and a vacuum pipe. The cone-shaped bench is provided with at least two grooves having different shapes, and the vacuum pipe is communicated with the grooves. The invention is advantageous in that the grooves corresponding to a plurality of models of the OLED flexible printed circuit boards is disposed in the cone-shaped bench, and a rotary component of the cone-shaped bench and a fast joint of the vacuum pipe are provided, which enable the vacuum adsorption device to possess adsorption function suitable for the OLED flexible printed circuit boards having various models, and the transition among the adsorption grooves of the OLED flexible printed circuits having different models is convenient and fast; the working efficiency can be improved, and the device costs can be reduced at the same time.

The invention discloses a a manufacturing platform of a radiotherapy mold. The manufacturing platform comprises a rotary workbench and an oven, at least two bed surfaces are arranged on the rotary workbench, and a body fixing frame or a head and neck fixing frame is fixedly arranged on each bed surface; a plurality of thermoplastic films are arranged in the oven, a push-out device is arranged on the oven, and the push-out device is used for pushing the thermoplastic films out of the oven; and a mechanical arm is arranged between the rotary workbench and the oven, a grabbing and clamping device used for taking the thermoplastic film is arranged on the mechanical arm, the mechanical arm is used for taking the thermoplastic film heated by the oven to the top of a film manufacturing station, and the bed face close to the mechanical arm is used as the film manufacturing station. The mechanical arm can take the thermoplastic film in the oven and slowly apply pressure to apply the thermoplastic film to the body surface of a radiotherapy patient to complete shaping, so that the time for manufacturing the radiotherapy mold is shortened by the mechanical arm, the working efficiency is improved, and the mechanical arm replaces manual pressure to apply the thermoplastic film; and the pressure applied by the manipulator is consistent, and the quality of the radiotherapy mold is ensured.

The invention relates to a semiconductor component overturning device and test equipment thereof. The semiconductor component overturning device comprises a turntable, a linkage unit and a controller; the turntable sleeves a motor; at least two containing grooves separately connected with a vacuum tube are arranged at the end edge of the turntable; furthermore, a containing space is in the turntable; the linkage unit comprises a driving part and a driven part; the driving part is connected to a driving device; the driven part is contained in the containing space, wherein the driving part and the driven part have a linkage relationship; and the controller is separately connected to the motor and the driving device electrically, and used for sequentially controlling the action moments of the turntable and the linkage unit. Thereby, multiple semiconductor components can be continuously overturned by utilization of a mechanism module, which is simple and low in cost; the capacity per unit time can be greatly improved; and thus, the overturning efficiency can be effectively increased.

The invention discloses a ventilation converting device. The ventilation converting device is arranged in a rail locomotive and comprises an outer casing, a rotating shaft, an air duct cover plate and a rotating rod, wherein the outer casing is provided with a first exhaust outlet which can be communicated with an air duct of a machine room and a second exhaust outlet which can be communicated with an air duct at the bottom of the rail locomotive; the rotating shaft is arranged in the outer casing and one end of the rotating shaft penetrates out of the outer casing; the axial direction of the rotating shaft is parallel to a plane where the first exhaust outlet is positioned and a plane where the second exhaust outlet is positioned; in addition, the rotating shaft can rotate around the axis of the rotating shaft; the air duct cover plate is fixed on the rotating shaft and can seal the first exhaust outlet and the second exhaust outlet; the rotating rod is fixed at the penetrating-out end through which the rotating shaft penetrates out of the outer casing; the rotating rod is driven to drive the rotating shaft to rotate, and the air duct cover plate can be switched for sealing and covering the first exhaust outlet or the second exhaust outlet. According to the ventilation converting device, the problems that the converting device in a ventilation duct is heavier in a narrow space of the machine room and the like are effectively solved. The invention also discloses the rail locomotive comprising the ventilation converting device.