36results about How to "Realize multi-degree-of-freedom adjustment" patented technology

The invention relates to the technical field of reactor engineering and discloses a nanophotonics multi-parameter measurement platform. The nanophotonics multi-parameter measurement platform comprises a multi-parameter variable excitation system, a sample position direction fine-adjusting unit, a microscope observation alignment system, a scanning near-field optical microscope detection system and a computer; the sample position direction fine-adjusting unit is used for mounting a sample to be measured; the multi-parameter variable excitation system provides a lighting excitation light source signal to the sample to be measured; the microscope observation alignment system adjusts an imaging area of the sample to be measured, collects the image information of the sample to be measured, and transmits the image information to the computer to be displayed; the scanning near-field optical microscope detection system collects the optical near-field information of the sample to be measured and transmits the optical near-field information to the computer; and the computer processes the optical near-field information and then displays the processed optical near-field information. The nano-optics multi-parameter measurement platform is compact in structure, can achieve adjustment with multiple degrees of freedom, and can achieve optical excitation of variable excitation wavelength, continuous adjustment of the incident angle and controllable polarization state on a given excitation area of a nano photonics device.

The invention discloses a three-dimensional piezoelectric-driving micromirror adjusting device. The device comprises a coarse moving platform, an X-direction displacement adjusting platform, a Y-direction displacement adjusting platform, a Z-direction displacement adjusting platform, pulley guide rail mechanisms, piezoelectric films and flexible hinges. The coarse moving platform, the X-direction displacement adjusting platform and the Y-direction displacement adjusting platform are overlapped through the pulley guide rail mechanisms, and the Z-direction displacement adjusting platform is located over the X-direction displacement adjusting platform. After the coarse moving platform is positioned, a voltage is applied to the Y-direction piezoelectric film, and under the inverse piezoelectric action, the Y-direction piezoelectric film enables cantilever beams at the two ends to generate output displacement and pushes the Y-direction displacement adjusting platform to conduct Y-direction displacement adjusting through a displacement amplification mechanism; in the same way, the X-direction piezoelectric film pushes the X-direction displacement adjusting platform to conduct X-direction displacement adjusting, and the Z-direction piezoelectric film pushes the X-direction displacement adjusting platform to conduct Z-direction displacement adjusting. The three-dimensional piezoelectric-driving micromirror adjusting device is simple and compact in structure, capable of achieving multi-degree-of-freedom adjusting, high in response speed and suitable for multiple scenes.

The invention discloses a posture adjusting device and a cleaning device of rolling brush type cleaning equipment. The equipment comprises the posture adjusting device (1) and the cleaning device (2). The posture adjusting device comprises a first-level swing mechanism (12), a second-level swing mechanism (17) and a third-level swing mechanism (19); a parallelogram four-connecting-rod derricking mechanism composed of a main connecting rod base (13), two connecting rods (14) and an auxiliary connecting rod base (16). The cleaning device comprises a rolling brush support (21), a rolling brush (22), a rolling brush driving mechanism (23), a water blocking cover (24) and a water spraying pipe (25). The bottom end of the rolling brush support is fixedly connected to the third-level swing mechanism. The posture adjusting device and the cleaning device of the rolling brush type cleaning equipment achieves adjustment with multi-degree of freedom by controlling the swing mechanisms and the parallelogram four-connecting-rod derricking mechanism. Convenience is made for storage and adjustment with multi-degree of freedom in a small space is achieved. Rolling brush work under the different working conditions can be realized, and the equipment is easy to operate and facilitating working.

The invention belongs to the field of precision machining technology and measurement technology, and relates to a high-precision adjustable positioning device and method for machining and testing shaft parts. The device includes: two asymmetrical V-shaped blocks, two pads, two fixed frames, two copper pressure blocks, two bearing outer rings, and two dense bead shaft sleeves. Through the combined use of three methods acting on the working surface, adjustment surface, and positioning surface of the asymmetric block V-shaped block, the multi-degree-of-freedom adjustment of the horizontal translation, rotation, and vertical translation of the shaft parts is realized. The device can judge the installation accuracy of the bus bar of shaft parts by the light gap method. The utility model has the advantages of simple operation, convenient adjustment, low cost, etc., and has important popularization and application value.

The invention provides a track comprehensive detection platform based on machine vision. The track comprehensive detection platform based on machine vision comprises a laser perpendicularity adjustment module, a laser data collecting module, a structure light detection module, a motor module and a carrying cart, wherein the laser perpendicularity adjustment module is used for collecting laser detection data and can adjust the perpendicularity position, relative to the axis of a track, of a light knife emitted by a laser device; the laser data collecting module is used for collecting profile data, obtained by cutting the track by laser, through a camera, and can adjust the positions of the camera and a laser emitter relative to the track; the structure light detection module detects the track based on structure light and can adjust a structure light detector at multiple freedom degrees; the motor module is used for driving the structure light detection module to move along a lead screw;and the carrying cart is used for carrying all the modules to move along the track and realize track detection, and the cart is fixedly connected with a push rod. The track comprehensive detection platform based on machine vision can detect various parameters of the railway track.

The invention discloses a vibrating automatic fruit picking device. The vibrating automatic fruit picking device includes a vehicle frame, a vibrating mechanism, a receiving mechanism, a transmitting mechanism, a collecting mechanism and a moving mechanism; the vibrating mechanism, the receiving mechanism, The transmission mechanism and the collection mechanism are arranged on the frame, the receiving mechanism is arranged on one side of the vibration mechanism, and the transmission mechanism can transport the fruits in the receiving mechanism to the In the collection mechanism; the present invention combines the exciter with the manipulator, uses multiple transmission modes such as rack and pinion, cylinder pneumatic, etc., to realize the multi-degree-of-freedom adjustment of the manipulator, and installs springs in multiple places on the body for shock absorption. It solves the problems of loose connection caused by vibration to the picking device itself, and can greatly improve the efficiency of fruit picking, save time and manpower, and reduce costs. Moreover, the picking device has a high degree of automation, simple and efficient operation, and reduces the workload of fruit farmers.

The invention discloses a free adjustable micro-nano machine machining platform, and belongs to the technical scheme of mechanical structure design. The free adjustable micro-nano machine machining platform is suitable for adjusting the machining position of a micro-nano platform. Three stand columns are vertically and evenly arranged on a base in the circumferential direction, a bottom layer platform is connected with a sliding block base through a supporting connecting rod, an output rotating shaft of a drive motor is connected with a wedge gear, a top layer platform is parallel to the bottom layer platform, an annular rack is arranged at the bottom of the top layer platform, and the annular rack is engaged with the wedge gear. According to the platform, multi-freedom-degree adjusting isachieved, it is ensured that the a sample machined by the micro-nano machine on the top layer platform can be freely adjusted in a multi-angle manner, the driving adjusting manner is adopted, a sliding block base can be circumferentially and vertically adjusted around the stand columns within a certain range, it is ensured that the position between the supporting connecting rod and the bottom layer platform is adjusted, the driving motor drives the wedge gear, the gradual change of the wedge gear ensured that the position of the top layer platform can be effectively adjusted, and the platformis high in automation degree, and stable and efficient in adjusting process.

The invention discloses an ultrasonic flaw detection device in the technical field of ultrasonic flaw detection, which comprises a device base, an indexing turntable is fixed on the left side of the top of the device base, a telescopic support column is vertically fixed on the top of the index turntable, and the telescopic support column The top of the telescopic end of the telescopic end is horizontally fixed with a mounting beam, and the bottom of the mounting beam is provided with a fixed slide rail. The left and right ends of the fixed slide rail are connected to the mounting beam through the slide rail connecting seat. The bottom of the moving sliding sleeve is fixedly connected with a fixed connecting rod, and the bottom of the fixed connecting rod is connected with the probe assembly through a universal hinge mechanism. The workpiece clamping platform is fixed on the right side of the top of the device base, and the workpiece clamping platform is located on the probe. Below the assembly, the probe assembly includes an upper fixing plate, a lower fixing plate, a connecting screw, a compression spring and double nuts. The present invention provides an ultrasonic flaw detection device with convenient operation and small detection error.