72 results about "Stepper" patented technology

Disclosed herein are systems and methods for the stabilization of additive manufactured or 3D printed parts. The stabilization system may comprise a frame with one or more stabilization mechanisms coupled to the frame. The stabilization mechanisms may be actuated via a motor or a clamping mechanism, and the clamping mechanism may be a four-bar linkage mechanism. Various stepper motors may be provided to actuate the movement of the print head and stabilization mechanisms. The stabilization system reduces print time and is reusable, providing advantages over conventional systems.

1. Name of the product in this design: Stepper (1). 2. Purpose of this design: Primarily used for stepping fitness exercises. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The bottom surface of this product is a part that is not easily seen or cannot be seen during use, so the bottom view is omitted.

1. The name of the design product: stepper driver (four axes). 2. The use of the design product: drive control for stepper motor. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

Systems, methods, and apparatuses include a health parameter detection apparatus. The apparatus includes a platform having a measurement surface, the measurement surface being a first surface. The measurement surface is operable to contact a target area of a user. The apparatus includes one or more light sources disposed proximate to a transparent material and operable to transmit light into the transparent material. The apparatus further includes an internal mirror forming a first angle with the measurement surface and / or a camera such that the camera is operable to receive scattered light caused by frustrated total internal reflection (FTIR) occurring on the measurement surface and reflected from the mirror. The platform can form a portion of at least one of a treadmill, an elliptical machine, a rowing machine, a stair-stepper, or a leg press machine.

The present disclosure provides a motorized training apparatus, and a control method therefor. The method for controlling the motorized training apparatus, according to one embodiment of the present disclosure, comprises the steps of: receiving an exercise start command for the motorized training apparatus; and identifying the positions of a first stepper and a second stepper, and adjusting the positions of the first stepper and the second stepper, wherein the adjusting step includes, upon receiving the exercise start command, a step of controlling a driving part so as to adjust, to a first position, the position of the stepper set as a main stepper from among the first stepper and the second stepper, and to adjust, to a second position higher than the first position, the position of the remaining stepper, which is not the main stepper.

The present invention involves a single-axis solar tracker and its drive system having a balanced crank-throw design for mounting photovoltaic panels, and in turn eliminating the need for an underlying traditional mounting bracket, mounting pivot, and / or torque tube. Each photovoltaic panel row rotates about one common rotation axis, while photovoltaic panels are segmented into discrete subsets mounted to simple fixed support bars extended away from the row's central rotation axis in a horizontally opposed crank-throw configuration. The drive mechanism has at least one rotary actuator within or at one or more ends of the row, such as an enclosed stepper slew motor, whose rotation axis defines the common rotational axis of the row.

1. Name of the product in this design: Electric stepper. 2. Purpose of this design: A device for conducting vertical jump training. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: stepper driver (ESD2608PE). 2. The use of the design product: the design product is used for controlling stepper motor. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

This utility model discloses a bead chamfering machine, belonging to the technical field of bead processing equipment. It includes a frame, with a feeding pipe running through the top plate of the frame. A clamping mechanism fixed to the frame is located on one side of the feeding pipe, and a drive mechanism fixed to the frame is located on the other side. A chamfering mechanism and a distance measuring mechanism are mounted on the drive mechanism. By designing a chamfering machine composed of a drive mechanism, a distance measuring mechanism, a clamping mechanism, and a controller, a high-precision distance measuring sensor is used to accurately measure the distance of the bead material in the three-jaw chuck, achieving micron-level distance measurement of the cutting residue at both ends. After processing by the controller, the X and Y axis stepper motors and lead screw guides of the drive mechanism control the tool moving seat and the cutting tool to precisely cut the cutting residue, avoiding excess material or scrapping of the beads. This achieves high-precision processing, reduces tool setting operations, and improves processing efficiency.

1. Name of the product in this design: Stepper. 2. Purpose of this design: for fitness training. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

Disclosed are an electric training device including a plurality of steppers and a control method thereof. The control method according to an embodiment disclosed herein comprises the steps of: setting threshold points for the first stepper and the second stepper on the first guide and the second guide, respectively, on the basis of a preset operating range; controlling the driving unit so that the first stepper and the second stepper, when moved by a user, reciprocate up and down while crossing each other along the first guide and the second guide within the preset operating range; sensing the positions of the first stepper and the second stepper; and when the position of one stepper among the first stepper and the second stepper is determined to be within the preset range of the threshold point, controlling the driving unit to apply a resistance force to the one stepper in the opposite direction to the movement direction of the one stepper.

This invention belongs to the field of strain measurement technology and discloses an automatic calibration device and method for single-axis and dual-axis extensometers. The device includes a cross-shaped guide rail mounted on a base plate. The two straight tracks of the cross-shaped guide rail are divided into a first section and a second section by their perpendicular intersection. The first section is equipped with a closed-loop stepper motor, a motor connecting shaft, a moving slider, and a moving extensometer connecting shaft. The second section is equipped with a fixed slider, a locking bolt, and the extensometer connecting shaft. The fixed extensometer connecting shaft cooperates with the moving extensometer connecting shaft to fix the extensometer. The closed-loop stepper motor is connected to a host computer for signal transmission. When working synchronously, it can calibrate dual-axis extensometers; when working independently, it can calibrate single-axis extensometers. The two closed-loop stepper motors can work together in both phases and opposite phases, and can also calibrate dual-axis extensometers in proportional or non-proportional conditions. Therefore, this invention has the characteristics of high accuracy, strong adaptability, simple operation, and flexible application.

1. Name of the product in this design: Actuator (DC Stepper 1-8kN). 2. Purpose of this design: To control the on / off state and flow rate of valves. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: Stepper Servo Motor (Series). 2. Application of this design: This design is used in a servo system to control the operation of mechanical components, and can convert voltage signals into torque and speed to drive the controlled object. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

1. Name of the product in this design: Sewing Machine (Three-Synchronous Stepping). 2. Purpose of this design: To pull the seam of clothing outward by a certain distance. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: Stepper. 2. Intended use of this design: for sports and fitness. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

A TOF calibration tool for a sweeper is used for improving the efficiency and reliability of factory detection of a sweeping robot. The tool comprises a detection table, a first reflectivity detection assembly and a second reflectivity detection assembly. The detection bench is provided with a mechanical clamp which is used for fixing the sweeper and enabling a downward-looking sensor of the sweeper to be aligned forwards and a right-looking sensor of the sweeper to be aligned rightwards. The first reflectivity detection assembly is located on the front side of the detection table and comprises a first lifting table and a horizontal rotary table, and four sectors of high reflectivity, medium reflectivity, low reflectivity and a non-reflection hollowed-out area are arranged in the circumferential direction of the rotary table and used for calibration of a downward-looking sensor. The second reflectivity detection assembly is located on the right side of the detection table and comprises a second lifting table and a vertical rotary table, and the rotary table is provided with three reflectivity sectors and used for calibrating a right-view sensor; the horizontal rotary table and the vertical rotary table are driven by stepping motors and are matched with an encoder to achieve accurate angle control. The device can synchronously calibrate a plurality of sensors, is high in automation degree, effectively reduces manual intervention, and improves the calibration precision and efficiency.

This utility model discloses a screening device for ammonium perchlorate crystal particles, relating to the field of sorting technology. The device includes a discharge box, with a crystal particle screening box slidably connected inside. A particle screening structure is located on the crystal particle screening box. The particle screening structure includes two stepper motors, two rotating shafts, and two cross-shaped screen plates. Both rotating shafts are rotatably connected inside the crystal particle screening box. The two cross-shaped screen plates work alternately. When large particles accumulate on one screen plate, the stepper motor drives its rotation, transferring the large particles to the arc-shaped screen plate. The other screen plate immediately takes over the screening work, ensuring uninterrupted screening. Combined with the vibration of the crystal particle screening box, qualified particles can quickly pass through the screen plates, effectively avoiding the problem of low screening efficiency caused by material accumulation and further increasing the screening volume per unit time.

The invention discloses a short-wave high-power mismatched load with an adjustable reflection coefficient, which comprises a variable resistor, a stepping phase shifter and a cooling heat dissipation system, and is characterized in that the variable resistor generates a required reflection coefficient amplitude, and the phase of the reflection coefficient is shifted to a required reflection phase through the stepping phase shifter with variable phase dispersion; the stepping phase shifter is formed by connecting a plurality of phase shifting networks in series, the time delay of each unit is designed according to the logarithmic frequency equal division principle, the multiplying power between the time delays of the adjacent units is the same as the multiplying power of the frequency, the number of the phase shifting units can be greatly reduced, the variable resistor is installed on the cold plate and is cooled by the cooling system, and the cooling efficiency is improved. The system can work safely and stably at a power level of several kilowatts. By means of the mode, discrete and variable reflection coefficients including the amplitude and the phase can be achieved in the short-wave full frequency band, and the device is used for testing the anti-mismatch performance of a short-wave high-power active component.

The utility model relates to the technical field of photoetching machines, and discloses a wafer conveying mechanism of a stepping type photoetching machine, which comprises a machine body, a bearing plate is arranged in the middle of the machine body, a motor I is fixedly connected to the left side of the top of the bearing plate, a rotating shaft is fixedly connected to the output end of the motor I, a connecting rope is arranged on the outer side of the rotating shaft, and the rotating shaft is connected with a motor II. A movable block is slidably connected to the middle of the bearing plate, the rear side of the movable block is fixedly connected with the other end of the connecting rope, a fan is arranged on the front side of the movable block, a spring is fixedly connected to the right side of the movable block, and the other end of the spring is fixedly connected with the outer side of the bearing plate; and a cleaning mechanism is mounted in the machine body. The first motor drives the rotating shaft to rotate, the connecting rope is wound or released, the moving block is pulled to slide on the bearing plate, the fan on the front side of the moving block moves along with the moving block, and the spring on the right side plays a buffering role.

The invention discloses a material fatigue performance test system in a high-temperature molten salt environment, and belongs to the technical field of physical experiment equipment, the material fatigue performance test system comprises a rack, an observation protection cover and an electric arc molten salt heater, a crank rocker mechanism is installed in the rack, and a sample pipe is installed in the observation protection cover. The two ends of the sample pipe are provided with a pair of electric arc fused salt heaters, the electric arc fused salt heaters are connected through pull bolts so as to abut against the two ends of the sample pipe, the stepping motors are connected with the single-chip microcomputer, and under the control of the single-chip microcomputer, the stepping motors rotate by a half circle, and the electric arc fused salt heaters rotate by a circle. During use, fused salt is heated in the electric arc fused salt heaters, so that the fused salt can flow between the pair of electric arc fused salt heaters through the sample pipe. The electric arc fused salt heater and the sample pipe synchronously rotate along the axis of the observation protection cover, and meanwhile, the total length of cracks on the surface of the sample pipe is detected through the detection module, so that the sample testing effect is evaluated.

The utility model discloses a live broadcast intelligent switching device which comprises a picture special effect switching table, an electric control box is installed above the picture special effect switching table in a butt joint mode, and a power supply module and a programmable logic controller are fixedly installed in the electric control box. The lower bottom surface of the electric control box is vertically connected with a plurality of first electric telescopic rods, a plurality of second electric telescopic rods and a plurality of stepping motors; the first electric telescopic rods, the stepping motors and the second electric telescopic rods are all connected with the power supply module and the programmable logic controller through wires; according to the utility model, the key is accurately pressed through the first electric telescopic rod and the pressure sensor, the push rod is accurately controlled by the second electric telescopic rod and the linear displacement sensor to move linearly, and the knob is accurately rotated by the stepping motor, so that the fine operation of the picture special effect switching table is realized; meanwhile, a voice recognition and synthesis module is arranged, voice instruction operation and operation feedback are supported, and a scene triggering automation process can be set on the touch screen.

This application discloses an automatic omnidirectional testing system for field strength probes, relating to the field of field strength probe testing. The system includes: a standard electric field generator for generating a standard electric field in the test area; a stepper-driven probe holder placed within the standard electric field; a field strength probe mounted on the stepper-driven probe holder for acquiring field strength signals; a stepper positioning control host connected to a stepper motor on the stepper-driven probe holder for driving the stepper motor to rotate the field strength probe at multiple angles; and a data acquisition and processing module connected to the stepper positioning control host for controlling the stepper positioning control host to drive the field strength probe to rotate stepwise at set angles, and calculating the omnidirectional deviation of the field strength probe based on the field strength signal and the standard electric field strength. This application enables high-precision, high-efficiency, and high-reliability automatic testing of the omnidirectionality of field strength probes.

1. Name of the product in this design: Stepper. 2. Purpose of this design: A device for exercising the body. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

The application discloses a kind of based on image processing's river crab's counting sorting device and method, belong to river crab processing technical field.A kind of based on image processing's river crab's counting sorting device, including crab entry box, the lower portion of crab entry box is connected with integrally formed blanking slide, control box inside is provided with programmable logic controller, visual camera is installed in the inside of mounting box, the lower end of dynamic sorting plate is installed with stepper motor.The application solves the problem that the conveying position of river crab is difficult to adjust during the transmission of existing river crab, and it is difficult to take pictures and subsequent identification by camera, which affects the sorting work.The application adjusts the discharge position of river crab by edge recognition of river crab image, synchronously adjusts two stepper motors, and rotates two movable sorting plates simultaneously to adjust the discharge position of river crab for sorting work.The structure is simple, convenient to operate and adjust, and suitable for continuous sorting and counting work.

This invention discloses an electric rewinding machine and its circuit connection structure, which includes a stepper motor, a transmission unit, and a rewinding unit. The rewinding unit is driven electrically, which improves work efficiency and reduces manual labor. It also includes a stepper pulse generator and a driver, which can control the rewinding unit within a wide speed range. Furthermore, it includes an interlock circuit, which can simultaneously drive and control two rewinding machines.

This application provides an automated testing method, system, and medium for stepper servo drives. The method includes: automatically generating a unique number and binding it to a record; sending data packets; detecting external network communication; collecting first fault information; acquiring bus data; detecting board status; collecting second fault information; connecting the drive module port and performing automatic polling and internal communication detection; collecting third and fourth fault information; reading preset synchronization register data; performing synchronization status detection and collecting fifth fault information; reading back motor data to perform motor performance detection and collecting sixth fault information; storing test data; obtaining a test report for quality analysis and product optimization. Through fully automated dynamic analysis technology, IO self-closed-loop testing, and centralized data management, data transmission and collaborative work are achieved, improving the testing efficiency and accuracy of servo drives and realizing automated testing.

A stepper re-buncher for stacking media items within a transaction terminal includes first and second sliding metal plates driven by a single motor in a synchronized stepping motion. The first plate includes a window aperture allowing media items to pass through, while both plates operate to securely grip and stack multiple media items in sequence. The stepper re-buncher achieves reduced spatial requirements through elimination of circular / oval designs by maintaining stacked media items in a stationary position during stacking operations.