59 results about "Finger force" patented technology

The invention discloses a dexterous hand fruit and vegetable grabbing control method based on fuzzy variable impedance control. The method comprises the following steps: firstly, establishing a multi-finger collaborative kinematics model based on a spinor theory, and determining fingertip poses, grabbing force of each finger and multi-finger resultant force distribution; on the basis of force sealing, an optimization model with the minimum contact force as a target is constructed, an NSGA-II algorithm is adopted for solving, and the minimum grabbing force needed by stable and lossless grabbing is obtained; establishing an impedance control model in a Cartesian space, enabling a grabbing system to be equivalent to a mass-spring-damping system, analyzing the influence of an impedance parameter on grabbing performance, and determining an inertial parameter and a damping coefficient as key adjustment objects; fuzzy control is further introduced, the grabbing force error and the change rate of the grabbing force error serve as input and output inertia and damping adjustment amount, a fuzzy self-adaptive variable impedance controller is constructed, and dynamic optimization of impedance parameters and accurate tracking of the grabbing force are achieved. The fruit and vegetable grabbing device can be effectively applied to rapid, stable and lossless grabbing of various fruits and vegetables in an unstructured agricultural environment.

1. Name of the product in this design: Finger Climbing Ball. 2. Purpose of this design: This design is intended for use as a finger climbing ball in rock climbing. 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.

The invention relates to the technical field of man-machine interaction and psychological assessment, in particular to a psychological exercise ability multi-task assessment method and system. The method comprises the following steps: configuring a test process and task parameters, selecting at least two tasks from a task library containing multi-finger force control, target tracking, quick response and continuous adjustment tasks, and setting an operation mode; executing the selected task, and collecting user behavior data through various external sensing devices; calculating a multi-dimensional evaluation index of each task based on the behavior data; and integrating all indexes to generate a comprehensive evaluation report. The system comprises a corresponding configuration module, a task execution module, a data acquisition module, an index calculation module and a report generation module. Through comprehensive computerization and multi-task normal forms, objective, refined and multi-dimensional comprehensive assessment of psychological exercise ability is realized, and the defects that a traditional assessment tool is high in subjectivity, single in data dimension and insufficient in ability coverage are effectively overcome.

The invention relates to the technical field of hand function rehabilitation evaluation, in particular to a finger strength rehabilitation evaluation method and system, and the method comprises the steps that multiple sets of grasping training data of a patient are obtained, and one set of grasping training data comprises grip strength data of the patient at multiple moments during one-time grasping training; constructing a grip strength-time matrix; calculating a mahalanobis distance between each row of elements in the grip strength-time matrix and the grip strength-time matrix; judging whether each group of target training data is valid data or not; and calculating an evaluation coefficient, and adding a rehabilitation label to the patient when the evaluation coefficient is greater than a preset evaluation threshold value. According to the method, the accuracy of an evaluation result is improved by reducing data errors caused by non-standard actions or accidental factors.

The embodiment of the application discloses a device driving wire pre-tightening device, which fixes a surgical device on a base through a bearing assembly, then clamps a finger part of the surgical device through a finger force measuring assembly arranged on the bearing assembly and measures a first external force of the finger part, and can clamp a wrist part of the surgical device through a wrist part force measuring assembly arranged on the bearing assembly and measure a second external force of the wrist part, the sizes of the first external force and the second external force respectively reflect the pre-tightening force sizes of a steel wire rope driving the finger part and a steel wire rope driving the wrist part, and the first external force and / or the second external force are displayed in the form of a visible image through a display assembly, so that a user can clearly and quantitatively perceive the pre-tightening force sizes of each steel wire rope, the pre-tightening force sizes of each steel wire rope are consistent, a quantitative assembly standard is facilitated to be formulated, and product quality and consistency are guaranteed.

The estimation device comprises: an acquisition unit acquiring first a detection result obtained by a first sensor and a second detection result obtained by a second sensor, the first sensor being provided away from a palm side portion of a hand of a worker and detecting a first physical quantity related to bending of a finger of the worker, the second sensor being mounted on a forearm portion of the worker and detecting a second physical quantity related to a movement of muscle in the forearm portion; and an estimation unit estimating a finger force generated in the finger using the first detection result and the second detection result.

A bottle is disclosed that combines liquid storage with a built-in finger-strengthening mechanism. The bottle includes one or more finger grip plunger built into its main body, each coupled with an elastic component such as a spring to provide compressive resistance for hand or finger exercises. In some embodiments, a cavity prevents liquid from contacting the finger grip plungers. In some embodiments, the bottle includes an external flexible member positioned around the main body and configured to provide resistance when compressed by the user's fingers. The finger grip plunger and flexible member configurations may be used independently or in combination, allowing for adjustable or varied resistance levels. The invention provides a dual-purpose solution for hydration and finger-strengthening exercise in a compact, portable form.

The utility model relates to the technical field of fret saw tools, in particular to a double-finger force application pull ring fret saw structure which comprises a handle part, a connecting part and a fret saw part. The handle adopts a Y-shaped design, and a circular ring is arranged at the tail end and is matched with fingers to apply force; the connecting part is fixed with the handle and the fret saw through a high-strength metal piece, and a double-fixing device is provided; the fretsaw is of a closed annular structure and is made of high-carbon steel, and the surface of the fretsaw is polished to reduce friction resistance. The cutting efficiency and safety can be improved through uniform force application and stable connection, meanwhile, portability is enhanced through lightweight design, and the cutting device is suitable for various complex scenes.

The invention discloses an electric competitive hand finger wrist strength flexibility training system, which relates to the technical field of electronic competitive training, and comprises a wearable glove body, a wrist guard control box positioned at the wrist, and a plurality of groups of independent resistance adjusting mechanisms arranged on the glove; according to the system, independent, continuous and adjustable resistance output in the grasping and stretching directions of each finger is achieved through a micro reel machine, a driving motor, an electromagnetic clutch and a flexible cable. A control module is arranged in the wrist guard control box, is in wireless connection with a mobile terminal application program, and supports real-time data display, various training mode configuration and a safety protection function; the sensing unit comprises a finger force sensor, a bending sensor and a wrist IMU, and can accurately collect force, angle and motion data. The problems that traditional training equipment cannot finely train a single finger, is short of quantitative feedback and is poor in portability are solved, personalized and data-driven efficient training can be provided for electric competitors, and meanwhile training safety is guaranteed through multiple safety mechanisms.

The invention discloses a finger force training lifting disc and lifting barrel assembled in a mutual insertion mode, barreled oil and barreled water, the lifting disc is formed by two same splicing pieces in a mutual insertion mode, one end of each splicing piece is provided with a protruding tenon, the other end of each splicing piece is provided with a concave mortise, the outer side of each splicing piece is a grabbing face, the inner side of each splicing piece is an inner clamping face, and each inner clamping face is semicircular and provided with a clamping groove; the upper edge of the clamping groove is narrower than the lower edge. During assembly, the tenons and the mortises of the two splicing pieces are mutually inserted, the inner clamping faces can form a complete circle, the clamping grooves of the inner clamping faces also form a through complete circle, a lifting barrel, barreled oil and barreled water can be fixed, and a stable overall structure is formed. The problems that the handle for the barreled oil and the barreled water is relatively tedious to disassemble and assemble and cannot be forked by fingers to grab are effectively solved. By adjusting the filling weight of the lifting barrel, the barreled oil and the barreled water, training of forearm and finger force can be carried out very conveniently, and the problems that an existing training device is inconvenient to grasp, troublesome in weight balancing and affected by the use environment are solved.

To provide a can lid structure that enables even a user with weak finger strength to surely open a can, in order to smooth the can opening operation and prevent erroneous operation. [Solution] The can lid 2 of the can body 1 is provided with an opening piece 3 defined by scores 32, and a pull lip lever 5 is attached to the opening piece 3 via a rivet 4 so that it can rotate horizontally. A protrusion 6 is provided on the can lid 2, excluding the opening piece 3, within the rotation range of the pull lip lever 5, and by rotating the pull lip lever 5 so that it rides on the protrusion 6, the opening piece 3 is pushed down along the scores 32 using the principle of leverage, forming an opening.

Only healthy individuals with sufficient arm and finger strength to handle the belt's elasticity can pull the end of the belt from the anterior superior iliac spine to the greater trochanter of the femur with both hands and then secure it with hook-and-loop fasteners to support the pelvis. Therefore, providing a pelvic belt that can be easily attached with one hand is a challenge. [Solution] The pelvic support belt is characterized by comprising a metal or resin square ring 1 positioned at one end of the pelvic support belt, a metal or resin tube 2 positioned to surround the long side of the metal or resin square ring 1, a main belt 3, ventilation holes 4 provided in the main belt 3, a permanent fastening hook-and-loop fastener 5 positioned on the central flat part of the main belt 3, temporary fastening hook-and-loop fasteners 6 and 7 positioned on the side of the pelvic support belt opposite to the metal or resin square ring 1, and a hook-and-loop fastener 8 positioned at the end of the pelvic support belt opposite to the metal or resin square ring 1.

1. The name of the design product: finger force climbing magic cube. 2. The use of the design product: the design product is used for training finger force and grip force when climbing. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model discloses a kind of tweezers for assisting sewing, including tweezers body, the tweezers body is by two tweezers piece rear end fixed connection and front end opening composition, the front end of tweezers piece is clamping part, comprising: the clamping part is provided with magnetic attraction component, for two clamping are together magnetically attracted, auxiliary opening and closing component is also provided on the tweezers body, for the spacing between clamping part is controlled.The tweezers provided by the utility model realizes opening and closing by auxiliary opening and closing component, reduces the demand of finger force, greatly reduces the frequency and intensity of finger force, avoids skin indentation and soft tissue injury, solves the problem of stuffy discomfort caused by adhesive tape wrapping, simultaneously cooperates with the clamping part suction of magnetic attraction mode, further improves clamping force, simultaneously avoids the situation that clamping force is not enough caused by long-time operation of artificial, thereby ensure that cloth is accurately aligned in sewing process, especially arc edge and cut mark, reduce rework rate, improve toy delicacy.

The invention discloses a key hand feeling detection system and method, the key hand feeling detection system comprises a detection table, a conduction detector, a finger execution mechanism and an upper computer, and the detection table is used for fixing a to-be-detected vehicle window key; the conduction detector is used for generating a conduction signal when the vehicle window key is conducted; the finger executing mechanism comprises a servo driving part, a force sensor and a simulation finger, the force sensor is connected between the servo driving part and the simulation finger, the servo driving part is used for driving the simulation finger to press, pull and lift a car window key, and the force sensor is used for detecting the stress value of the car window key in the pressing or pulling and lifting process; the upper computer is used for collecting a displacement value and a stress value of the car window key in the pressing or lifting process and generating a displacement and stress curve, the upper computer obtains a conduction force value and a conduction displacement value of the car window key in the conduction process according to the conduction signal, and the upper computer maps the obtained parameters into objective hand feeling. The key hand feeling detection system is suitable for quality control and research and development verification of an automobile part production line.

The utility model relates to power connector technical field, concretely relates to a kind of pin-shaped anti-extraction plug.It includes female end, the female end is initiative insertion end, the female end includes shell, its inside has slide;zipper and lock piece, the zipper is slidably arranged in slide, the lock piece is adjacent ground jack setting, to expose in the side of ground jack is front, the zipper front end is engaged with lock piece.The utility model is by being set in the position corresponding with the thumb or forefinger when single hand pinches female end with button, to be able to realize single hand pinches female end and operates;Meanwhile, button is contacted with thumb or forefinger, and then comply with ergonomics design, to facilitate the finger force of button when single hand pinches.

The invention relates to the technical field of medical instruments, and discloses a cardiovascular medicine guide wire intervention auxiliary device, which comprises a catheter end part and a guide wire body, an adjusting part is arranged outside the catheter end part, a control part is arranged on the adjusting part, a clamping part is arranged on the control part, a locking part is arranged on the clamping part, and a locking part is arranged on the locking part. The adjusting part comprises two adjusting rods, inserting grooves are formed in the two adjusting rods, the control part comprises a control ring, the operation burden of an operator is reduced, the operation durability is improved, the guide wire is directly held through clamping plates and anti-skid pads of the clamping part instead of fingers, the friction force between the anti-skid pads and a guide wire body is increased, and the guide wire is more stable in operation. And the design of the holding holes accords with ergonomics, so that force application by fingers is facilitated, finger muscle fatigue and spasm caused by long-time operation are avoided, physical output of the operator is reduced, potential safety hazards caused by accidental slipping out of the hand are avoided, and the operation stability in a complex operation is improved.

The invention relates to a manually operated actuator mechanism (500) for driving a piercing element (502) with increased safety. The actuator mechanism comprises a mounting element (504) connected to a trigger element (506) by a first breakable connection element (510). The actuator mechanism further comprises a piercing element carrier (508) connected to the trigger element by a second breakable connection element (514). The trigger element (506) further comprises a push member (512) which can be pushed with a human finger. The first breakable connection element is configured to break by means of a predetermined pushing finger force (F) pushing said push member (512). The piercing element carrier is movable between an initial position, in which the first breakable connection element (510) and the second breakable connection element (514) are not broken, and a stop position, in which a base (516) prevents movement of the piercing element carrier (508).

The invention relates to a system (100) for determining finger coordination, comprising at least the following components: - a device (10) with an elastically deformable shell (1) having a plurality of surface portions (2a,2b,2c,2d,2e) for receiving a force from a finger, wherein the shell (1) forms at least a portion of a housing (3) of the device (10), wherein the device (10) comprises, o a plurality of force-sensing resistors (4a,4b,4c,4d,4e), FSR, wherein each sensor (4a,4b,4c,4d,4e) is associated to one of the surface portions (2a,2b,2c,2d,2e) of the shell (1), wherein each sensor (4a,4b,4c,4d,4e) is configured and arranged to detect (and record) a force on the associated surface portion (2a,2b,2c,2d,2e) of the shell (1) and to generate a corresponding FSR-signal, indicative of the detected force, o an inertial measurement unit (5), IMU, configured to detect an orientation and a movement of the device (10) and to generate a corresponding IMU-signal, o a first transmission module (11) configured to receive the FSR-signal of each sensor (4a,4b,4c,4d,4e) and the IMU-signal, wherein the first transmission module (11) is further configured to transmit IMU-data relating to the IMU-signal as well as FSR-data relating to the FSR-signal, wherein the FSR-data is configured such that force information of each surface portion (2a,2b,2c,2d,2e) may be obtained and evaluated separately from the FSR-data. The invention further relates to a computer program.

1. Name of the product in this design: Climbing Finger Board (Portable Triangular Wooden Board). 2. Purpose of this design: A finger strength training board for rock climbing 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: finger force board door frame. 2. The use of the design product: used for fixing on the door frame, hanging the frame of finger force board. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.

This estimation device is provided with: an acquisition unit that acquires a first detection result by a first sensor that is provided so as to be separated from the palm side of the hand of a worker and that detects a first physical quantity relating to bending of the fingers of the worker, and a second detection result by a second sensor that is attached to the forearm of the worker and that detects a second physical quantity relating to bending of the fingers of the worker; detecting a second physical quantity related to the movement of the muscle of the forearm; and an estimation unit that estimates a finger force generated in the finger using the first detection result and the second detection result.

Only healthy individuals with sufficient arm and finger strength to handle the belt's elasticity can pull the end of the belt from the anterior superior iliac spine to the greater trochanter of the femur with both hands and then secure it with hook-and-loop fasteners to support the pelvis. Therefore, providing a pelvic belt that can be easily attached with one hand is a challenge. [Solution] The pelvic support belt is characterized by comprising a metal or resin square ring 1 positioned at one end of the pelvic support belt, a metal or resin tube 2 positioned to surround the long side of the metal or resin square ring 1, a main belt 3, ventilation holes 4 provided in the main belt 3, a permanent fastening hook-and-loop fastener 5 positioned on the central flat part of the main belt 3, temporary fastening hook-and-loop fasteners 6 and 7 positioned on the side of the pelvic support belt opposite to the metal or resin square ring 1, and a hook-and-loop fastener 8 positioned at the end of the pelvic support belt opposite to the metal or resin square ring 1.

The invention discloses a miniature finger force three-dimensional force sensor for a humanoid robot, which comprises an elastic body, a stress adapter plate, a signal processing plate, an upper cover plate and a lower cover plate, and is characterized in that the upper cover plate and the lower cover plate respectively cover the upper end surface and the lower end surface of the elastic body, the outer surface of the upper cover plate is a stress surface, and the stress surface is a hemispherical surface; the upper cover plate is made of a soft material, and the stress adapter plate is inserted into the upper cover plate and fixed on the elastic body; the signal processing plate is embedded in the lower cover plate and is connected with the elastic body through a wire, the elastic body comprises an elastic body wheel rim, a central stress table and four strain beams, the four strain beams are uniformly arranged between the central stress table and the elastic body wheel rim, twelve monocrystalline silicon semiconductor strain gauges are arranged on the four strain beams to form three Wheatstone bridges, and the three Wheatstone bridges are connected with the signal processing plate. Forces in the three directions of Fx, Fy and Fz are respectively measured. The three-dimensional force sensor has the advantages of small size, light weight and high measurement resolution.

Device for training finger strength, comprising a load holder (6) and several handle elements (3), characterized in that the load holder (6) is coupled to the handle elements (3) via a hierarchical arrangement of movable rocker elements (2), wherein the rocker elements (2) are arranged in such a way that a load acting on the load holder (6) is mechanically distributed evenly onto the handle elements (3).

The utility model discloses a finger force training device which comprises a body, a connecting portion used for being connected with a counter weight is arranged at the bottom of the body, the connecting portion is a threaded hole or a threaded column or a hanging hole or a hook, a concave position matched with a finger is arranged on the body, the lower portion of the concave position is concave inwards compared with the upper portion of the concave position, and anti-skidding protruding lines are arranged on the side wall of the concave position. Compared with the prior art, the utility model has the beneficial effects that: 1, the balance weight is adjustable, and 2, the operation is simple and convenient; 3, the application range is wide; and 4, the holding experience is good.

The application discloses a false eyelash wearing method, a manufacturing process and a wearing device. The roots of a plurality of false eyelashes are bonded to form a bonding part through an adhesive. The bonding part of the false eyelashes is fixed on the upper part of the real eyelashes or under the roots of the real eyelashes through the adhesive. The adhesive can make the roots of the false eyelashes soft and comfortable. The whole false eyelashes can be worn on the upper part of the real eyelashes or under the roots of the real eyelashes, and the comfort and wearing effect are improved. In addition, the adhesive has a moisturizing and nourishing effect on the skin. The adhesive will not stick to the false eyelashes, so that the false eyelashes can be recycled. A wearing device is designed for the soft eyelashes. The force applying part of the wearing device increases the finger force applying area. The wearing angle is excellent. The two extension parts of the wearing device can avoid causing eye injury. The outer ends of the two extension parts are raised upward, so that the false eyelashes at the tail of the eyes can be better positioned, and the false eyelashes at the tail of the eyes can be prevented from being pulled down.

1. Name of the product in this design: Hand grip strengthener. 2. Purpose of this design: To train the user's finger strength. 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.

Embodiments of the present disclosure provides a force feedback system, including a glove body, a microprocessor coupled to the glove body and communicatively coupled to an external computing device, and a plurality of finger force feedback components. Each of the plurality of finger force feedback components is mechanically coupled to the glove body and communicatively coupled to the microprocessor, and is configured to provide, based on instructions from the microprocessor, force feedback to a finger corresponding to the finger force feedback component. The finger force feedback component includes a drawstring tracking a movement of the finger, a transmission member following a movement of the drawstring, and a stopping member. A plurality of stopping structures are sequentially disposed on the transmission member. The stopping member is configured to cooperate with any one of the plurality of stopping structures to brake the finger.

The utility model relates to the technical field of auxiliary treatment, specifically relates to a kind of auxiliary treatment device, including bottom plate, support rod and mounting seat, still include auxiliary assembly;Auxiliary assembly includes sleeve, compression spring, moving plate, extrusion plate, connecting member and drive component, when using, patient will hand department be inserted into mounting seat interior, and take over finger respectively with connecting member connection, at this time, patient can rely on self finger power, overcome the spring force of compression spring and carry out the bending action of finger and carry out rehabilitation training, when needing to adjust training force, extrusion plate is moved by drive component drive, make extrusion plate move along sleeve, when extrusion plate is pushed towards moving plate direction, compression spring is further compressed, its stored elastic potential energy increases, when patient carries out finger bending action, just need to overcome greater resistance, and when extrusion plate reversely moves, away from moving plate, compression spring gradually stretches, and elastic potential energy decreases, and the resistance that patient bends finger needs to overcome reduces.