47results about How to "Realize three-dimensional motion" patented technology

The invention discloses a spatial three-dimensional micro-displacement precise positioning device which comprises a fixed base and a moving table, wherein the moving table is connected with the fixed base through three connecting mechanisms having a displacement amplifying function and other two connecting mechanisms arranged oppositely respectively; the other two connecting mechanisms play the effect of displacement decoupling and enhance the rigidity of a platform; the connecting mechanisms having the displacement amplifying function amplify piezoelectric ceramic output displacement by a piezoelectric ceramic driver and a secondary cascaded lever amplification mechanism which is arranged symmetrically, so that the working stroke of the positioning device is enlarged and the displacement decoupling function can be realized.

The invention discloses a self-adaptive portable solar photovoltaic power supply system. The solar photovoltaic power supply system comprises a box body and a solar cell panel; a rhombic telescopic lifting connecting rod is arranged on the bottom surface in the box body; the upper end of the lifting connecting rod is connected with a horizontal platform; the platform is connected with a locking mechanism; a vertical rotary shaft is arranged on the platform; the vertical rotary shaft is connected with a driving motor of the vertical rotary shaft; the vertical rotary shaft is connected with a horizontal rotary apparatus arranged on the vertical rotary shaft; the horizontal rotary apparatus comprises a horizontal rotary shaft; the horizontal rotary shaft is connected with a driving motor of the horizontal rotary shaft; the solar cell panel is arranged on the horizontal rotary apparatus; a marker post is arranged on the plane of the solar cell panel; a light sensitive resistor is arranged on the external of the marker post in a circle-shaped encircling manner; and reflectors that can be unfolded and folded are arranged on the two sides of the solar cell panel separately. According to the self-adaptive portable solar photovoltaic power supply system, the solar energy collection, the power generation and the power supply system are integrated in the box body, so that the power supply system is light in structure, portable, easy to maintain, intelligent in the solar energy collection, high in efficiency, diversified in output power supply types, and wide in application range.

The invention discloses a multi-axis linkage polishing device which comprises a chassis, an X-axis motion mechanism, a Y-axis motion mechanism, a Z-axis motion mechanism, an R-axis motion mechanism, a W-axis motion mechanism, a V-axis motion mechanism, a polishing mechanism and a workpiece clamping mechanism. The W-axis motion mechanism is composed of a W-axis motor, a speed reducer and a swing arm, the speed reducer is fixed to the lower end of a rotary shaft, the output end of the W-axis motor is connected with the input end of the speed reducer, and the swing arm is fixed to an output shaft of the speed reducer. The polishing mechanism is composed of a polishing motor and a polishing head, the polishing motor is fixed to the swing arm, and the polishing head is fixed to an output shaft of the polishing motor. The multi-axis linkage polishing device achieves multistage linkage, different positions of a workpiece to be polished can be polished, the problem that the labor intensity is high during manual polishing is solved, work efficiency is improved, the beneficial effect is remarkable, and the multi-axis linkage polishing device is suitable for application and popularization.

The invention provides a real-time monitoring rapid prototyping device and method based on the femtosecond laser composite technology. The device comprises a vacuum chamber (100), a workbench (101), a feeding device (109), a multi-wavelength fiber laser (120), a real-time monitoring system (110) and a control center, wherein the workbench (101), the feeding device (109), the multi-wavelength fiber laser (120) and the real-time monitoring system (110) are arranged in the vacuum chamber (100), and the multi-wavelength fiber laser (120) and the real-time monitoring system (110) are further in signal connection with the control center outside the vacuum chamber (100). The novel rapid prototyping device and method are provided for manufacturing high-strength, high-finished-product-rate and complex-structure parts and are particularly suitable for various sensors higher in requirement for precision and consistency.

The invention provides an anchor rod drilling carriage and relates to the technical field of excavating mechanical equipment. The anchor rod drilling carriage comprises a walking mechanism, a drillingmechanism, a telescopic arm, a temporary support mechanism and a lifting platform. The lifting platform is movably arranged on the walking mechanism and can move vertically relative to the walking mechanism. One end of the telescopic arm is hinged to the front end of the lifting platform and can rotate relative to the lifting platform. The other end of the telescopic arm is connected with the drilling mechanism and is used for driving the drilling mechanism to get close or get away from the lifting platform. The temporary support mechanism is arranged at the upper portion of the lifting platform and conducts support upwards. The anchor rod drilling carriage is suitable for roadways in various work conditions, construction of a sideway anchor rod and a top anchor rod can be facilitated through the drilling mechanism, and meanwhile, due to the support effect of the temporary support mechanism, safety can be ensured when the anchor rod ejecting work is conducted. Compared with the priorart, the anchor rod drilling carriage is easy to operate and high in adaptability, and the anchor rod drilling carriage can be used for conducting work on the sideway anchor rod and the top anchor rod.

The invention relates to a novel 3D cake printer with an automatic head replacing function. The novel 3D cake printer comprises a rack, a cake moving device, an extrusion device and a control system. The cake moving device is fixed to the bottom of the rack, and the extrusion device is located over the cake moving device and fixed to the upper portion of the rack. The novel 3D cake printer is characterized by further comprising a printing head replacing device; the printing head replacing device is located above the cake moving device, regards the extrusion device as the center, and is fixedly connected with the upper portion of the rack; the cake moving device, the extrusion device and the printing head replacing device are controlled by the control system to carry out corresponding actions; the printing head replacing device comprises a storage barrel, a material replacing disc, a head replacing disc and an extrusion head, wherein the material replacing disc is located above the head replacing disc and intersects with the head replacing disc; a rotary shaft of the material replacing disc is connected with a first motor fixedly connected to the upper portion of the rack, multiple storage barrel installing holes are evenly distributed in the disc face of the material replacing disc in the circumferential direction, and the storage barrel is movably connected to the storage barrel installing holes.

The invention discloses an underwater propulsion device based on two-stage parallel-connection type oscillating bar mechanism drive. The underwater propulsion device comprises three drive joints, an oscillating water wing, two stages of movement skeletons and a steering engine assembly. The two stages of movement skeletons are the same in structure, each movement skeleton is provided with oscillating connecting plates and oscillating plates, the oscillating connecting plates can slide in the front-rear direction and rotate in the circumferential direction relative to the oscillating plates, and the oscillating water wing is fixedly arranged on the outer side surface of the movement skeleton at the tip end. The front drive joint and the middle drive joint are sliding rods, and the sliding rods are hinged to the oscillating connecting plate in the movement skeleton at the tail end and the oscillating connecting plate in the movement skeleton at the tip end respectively. The rear drive joints are oscillating bars, and the oscillating bars are connected with the oscillating plates in the two stages of movement skeletons. The three drive joints are driven by three steering engines to enable the oscillating water wing to conduct heaving motion and pitching motion simultaneously so as to achieve complex three-dimensional movement. The underwater propulsion device has the advantages that the underwater propulsion device is driven by the independent steering engine module and can control the oscillating frequency, the oscillating amplitude, the phase difference angle and other parameters flexibly.

The present invention belongs to the field of laser micro machining. The polishing process includes first polishing of the growth surface of diamond film and the subsequent polishing of the profile surface. The polishing of the growth surface includes fixing the diamond film onto 3D arced surface polishing table with arced surface coinciding with that of the diamond film, regulating Nd:YAG laser focus and incident angle, rotating and swinging the polishing table to polish the average surface roughness Ra to 5-20 microns, polishing with ArF quasi-molecular laser for fine polishing to the average surface roughness Ra to 5-20 nm. The polishing of the profile surface is completed similarly. The present invention has less damage to the diamond film, less polishing noise, simple structure of the apparatus and easy operation.

The invention discloses a flexible ball joint suitable for the in-orbit application of a high-precision mechanism of a spacecraft, belonging to the technical field of mechanical structures. The flexible ball joint comprises two spherical bodies, a tensioning rope, tensioning studs and locking nuts, wherein the two spherical bodies are one part of a ball body, round holes and slots are arranged in the spherical bodies, and the tensioning rope penetrates through the round holes. The two spherical bodies are connected with each other through the tensioning rope, the tensioning studs and the locking nuts, and the contact surfaces of the two spherical bodies are spherical surfaces. The movement of the ball joint is restrained through the contact surfaces of the two spherical bodies and the tensioning rope, and the ball joint bears corresponding acting force. The reliable connection of the spherical bodies is ensured through the tensioning rope and the tensioning studs. The tensioning studs are in threaded connection with the corresponding locking nuts. According to the expected drawing force born by the ball joint, the tension of the tensioning rope is determined. The tightening torque of each locking nut is determined according to the magnitude of the tension of the tensioning rope. The contact parts of the two spherical bodies form the ball joint and can realize three-degree of freedom gap-free high-precision movement.

The invention discloses an involute straight-tooth large-sized gear repair welding method and a device thereof, which can efficiently repair an abraded involute straight-tooth large-sized gear. The repair welding method comprises the following steps: placing a repair welding device on the abraded large-sized gear, and locating the repair welding device through an axial hole of the abraded large-sized gear; locating a welding gun on an abraded part of the large-sized gear; repair welding one repair welding layer after the welding gun makes reciprocating linear movement for multiple times, then completing the repair welding of a next repair welding layer by the welding gun in the same mode until the abraded large-sized gear is repaired. The device comprises an X-axis slideway, a motor on the X axis, an X-axis lead screw, a lower straightening roller, an upper straightening roller, a motor on the Y axis, a welding wire wheel, a wire feeding motor, a welding gun support, a Z-axis slideway, a motor on the Z axis, a Y-axis slideway, a welding wire and the welding gun. By adopting the involute straight-tooth large-sized gear repair welding method and the device, the utilization rate of the gear is increased, and the production cost is reduced; the repair welding device is reasonable in structure and capable of realizing the three-dimensional movement of the welding gun; a control system is convenient to operate and precise to control.

The invention discloses an abruption fruit picking and packing all-in-one machine. The machine comprises a frame, a driving mechanism, a picking mechanism, a conveying mechanism, a storage barrel anda packing mechanism. The machine is characterized in that the driving mechanism consists of a lifting motor, a base plate, a top plate, two transverse polish rods and two longitudinal polish rods; moving plates are arranged on the two transverse polish rods; the longitudinal polish rods are fixed on the moving plates; the top plate is fixed on the two longitudinal polish rods by a slide sleeve; the picking mechanism consists of a rotating motor, a negative-pressure pump, an outer gear ring and rubber absorption sleeves; a center gear is fixed on an output shaft of the rotating motor; multipleplanet gears engaged with the outer gear ring are arranged at the outer periphery of the center gear; and multiple rubber absorption sleeves are arranged on the outer gear ring. In the abruption fruitpicking and packing all-in-one machine, under driving by the rotating motor, fruit can be absorbed by each rubber absorption sleeve on the planet gear mechanism; and through closing of an electromagnetic valve, the fruit absorbed by the corresponding rubber absorption sleeves can be released.

The invention discloses a position-controllable microscopic imaging device for an interface. The position-controllable microscopic imaging device comprises a light-transmission glass bracket, a closing box, a laser confocal microscope and a displacement platform, wherein the light-transmission glass bracket is used for supporting light-transmission glass; one side of the light-transmission glass bracket is provided with a handle; the light-transmission glass is used for suspending a to-be-measured liquid drop at the same time besides being used for supporting the position, where water needs to be used, of a lens; the closing box is used for bearing a to-be-measured microstructure and the light-transmission glass bracket; one side of the closing box is provided with a small hole through which the handle of the light-transmission glass bracket stretches out; the upper part of the closing box is provided with a circular hole through which the head of the laser confocal microscope penetrates; the displacement platform is located on one side of the closing box, and is used for adjusting the position of the light-transmission glass bracket in the closing box through the handle of the light-transmission glass bracket. Through the scheme provided by the invention, not only is the effect that the morphology of the liquid drop cannot be influenced by the movement of a hydroscope realized, but also the three-dimensional motion of the liquid drop can be realized; therefore, the required morphology of the interface can be shown.