45results about How to "Change the degree of bending" patented technology

A rehabilitation training device for spinal diseases comprises an upper limb crawling mechanism, an abdomen support mechanism and a lower limb crawling mechanism which are arranged sequentially, wherein the upper limb crawling mechanism comprises two upper limb crawling guide rails which are sleeved with upper limb crawling sliders respectively, and handles allowing human hands to hold are mounted on the upper limb crawling sliders; the lower limb crawling mechanism comprises two lower limb crawling guide rails which are sleeved with lower limb crawling sliders respectively, and shank support mechanisms are mounted on the lower limb crawling sliders. According to the rehabilitation training device, switching between active training and passive training is realized, integration of various crawling training modes such as creeping crawling, ground-holding crawling, climbing crawling, bending-down crawling and the like in active and passive modes is realized, the upper limb crawling sliders and the lower limb crawling sliders move independently under driving of a power unit, control of a motion mode and intensity is realized, the lower limb crawling mechanism and the upper limb crawling mechanism are split and connected in a foldable manner, and the size of the device is reduced accordingly.

The invention provides a self-adaption sorting system and method based on computer vision and machine learning. The system is composed of an article classification decision making module, an article information estimating module, a base, a camera, a variable-force suction cup, a flexible mechanical gripper and touch sensors. The system is simple in structure, low in manufacturing cost, stable andreliable in working, good in universality and interchangeability and suitable for multiple working environments. By arranging the variable-force suction cup and the flexible mechanical gripper, the self-adaption sorting system is suitable for fruit self-adaption sorting grading and other multiple production occasions and has the high application value.

The invention discloses a plant leaf surface humidity sensor. The plant leaf surface humidity sensor comprises a base plate and a flexible copper bar, wherein the base plate is a flexible glass fiber plate; the flexible copper bar is used for supporting the flexible glass fiber plate and dividing the flexible glass fiber plate into a humid capacity sensing unit and a frequency sensing unit. The humid capacity sensing unit is located at the left side of the humidity sensor; two electrodes are respectively formed by a high molecular cellulose acetate material and an upper leaf-imitated line gold-plated copper grid, and the high molecular cellulose acetate material and a lower leaf-imitated line gold-plated copper grid; the two electrodes are respectively stuck with a surface layer optical emulsion coating and the flexible glass fiber plate to form a whole body, and are connected with the outside through a golden finger plug type interface. The frequency sensing unit is used located at the right side of the humidity sensor and comprises an annular gold-plated copper grid and a surface layer optical emulsion coating. The invention further discloses a plant leaf surface humidity measurement device. The plant leaf surface humidity sensor disclosed by the invention can quantitatively describe the plant leaf surface humidity value, and the accuracy of the leaf surface humidity value is high.

The invention belongs to the power attachment facility field and relates to an installation tool of a pole bird-preventing device. The installation tool is characterized in that the installation tool includes a clamping device, an adjusting device and a fixing device; the clamping device includes a clamping rod and an adjusting rod; one side of the upper end of the adjusting rod is provided with a flange; a spring stopping block, a gear and a flange bearing are arranged in the clamping rod; the gear is provided with a zipper; a spring and a pull bar are arranged in a telescopic rod; the exterior of the telescopic rod is provided with a driving arm; the clamping rod is provided with a driven arm; the adjusting rod is provided with a pulley and a screw connected with the pull bar; the adjusting device comprises an adjusting plate; the adjusting plate is provided with a floating frame, a upper fixed pulley and a lower fixed pulley; one side of the floating frame is provided with a pressure spring and a cam; the floating frame is provided with a driving wheel; the fixing device comprises an adjusting shaft, a gear box and a mounting frame; a gear and a rack which are engaged with each other are arranged in the gear box; and the mounting frame is provided with a binding belt. The installation tool of the invention enables live-line working and can be operated by just one construction person. The installation tool can be suitable for the installation of a variety of line towers and can be conveniently popularized.

The invention discloses an optical fiber collimation system with an adjustable rotation angle. Laser emitted when a laser light source is connected with an optical fiber passes through an optical fiber collimation system to emit collimation light. The optical fiber collimation system comprises a lens cone, a 1/2 wave plate, a polarization splitting prism, a 1/4 wave plate, a planoconcave lens, a reflecting mirror and a double-gluing optical lens, wherein the 1/2 wave plate, the polarization splitting prism, the 1/4 wave plate, the planoconcave lens, the reflecting mirror and the double-gluingoptical lens are arranged in the lens cone in sequence; the 1/2 wave plate is used for rotating to change the polarization state of incident light; the polarization splitting prism is used for changing the energy of the emergent light; the 1/4 wave plate is used for rotating to change the polarization state of emergent light; and after emergent light, which passes through the 1/2 wave plate, the polarization splitting prism and the 1/4 wave plate, is subjected to beam expanding through the planoconcave lens, the emergent light is emitted to the double-gluing optical lens through the reflectingmirror and is then collimated through the double-gluing optical lens. The invention also discloses a wavefront debugging method for the optical fiber collimation system with the adjustable rotation angle.

The invention belongs to the technical field of mechanical arms and particularly relates to a multi-degree-of-freedom mechanical arm based on sequential control. The mechanical arm comprises three auxiliary mechanical fingers, a main mechanical finger, a palm plate, a motor driving mechanism, an arm sleeve and the like. The first auxiliary mechanical finger, the second auxiliary mechanical finger, the third auxiliary mechanical finger and the main mechanical finger are installed on the palm plate. The three auxiliary mechanical fingers have three bending degrees of freedom, the first auxiliary mechanical finger has one swing degree of freedom, the main mechanical finger has one bending degree of freedom and one swing degree of freedom, and six degrees of freedom are achieved in total. The motor driving mechanism with single-power sequential control is used for driving, so that the structure of the mechanical arm is greatly simplified, and high practicability is achieved.

The invention relates to an aluminium profile bending machine which comprises a machine frame, a bending mechanism, a push-pull mechanism and a radian adjusting limiting mechanism which limits the movement stroke of the push-pull mechanism. The bending mechanism comprises a bending push wheel, a left butting wheel, a right butting wheel and a radian adjusting mounting plate set which is used for adjusting the position of the left butting wheel and the position of the right butting wheel. The bending push wheel is fixedly connected with the end of an output shaft of the push-pull mechanism. The left butting wheel and the right butting wheel are mounted in the radian adjusting mounting plate set and are placed on the two sides of the front portion of the bending push wheel. A bending working interval is formed among the left butting wheel, the right butting wheel and the bending push wheel. Compared with the prior art, aluminium profiles needing to be bent are pushed to the two butting wheels with the adjustable positions by only controlling the bending push wheel to make linear reciprocating telescopic movement, so that the aluminium profiles are bent to be at different curvatures, and the problems that an existing aluminium bending machine is complex in drive structure, large in energy consumption, inconvenient to mount and manufacture, strict in setting and likely to generate errors due to the fact that the motion trail deviates from the curvatures are solved.

The invention discloses a bamboo cane clamping and shape setting device. The bamboo cane clamping and shape setting device comprises a U-shaped clamping body (1), and the left inner side wall and theright inner side wall of the U-shaped clamping body (1) are both provided with clamping teeth with downward openings (2); the U-shaped clamping body (1) is internally provided with a heat conducting cavity (3), one side of the U-shaped clamping body (1) is provided with an air inlet (4), and the position, corresponding to the air inlet (4), of the other side of the U-shaped clamping body (1) is connected with an air exhaust pipe (5); both the air exhaust pipe (5) and the air inlet (4) communicate with the heat conducting cavity (3); the two sides of the U-shaped clamping body (1) are providedwith connection plates (6), and the connection plates (6) on the two sides are rotationally connected with the two sides of the top end of the U-shaped clamping body (1); the upper surface of the connection plate (6) on one side of the U-shaped clamping body (1) is uniformly provided with a plurality of rows of forward hooks (7), and the lower surface of the connection plate (6) on the other sideof the U-shaped clamping body (1) is uniformly provided with a plurality of rows of reverse hooks (8). The bamboo cane clamping and shape setting device is convenient to operate and moreover has the advantages of being good in shape setting effect and high in safety.

The invention discloses a bending strength test device for new material detection. The device comprises a substrate, a placing seat, a bearing and a nut. A placing seat is arranged on the upper end surface of the base plate. The scale plate is fixed to the upper end face of the base plate. The first connecting rod is connected with the edge side of the working frame, a contact column is installedon the adjusting block, a side column is fixed to the edge side of the adjusting block, the side column penetrates through a side window, a nut is installed on the side column, the side window is formed in the edge side of the working frame, the sliding sleeve is installed on a fixing rod, and the fixing rod is fixed to the upper end face of the base plate. According to the bending strength test device for new material detection, by the adoption of the novel structural design, the position of the force application structure can be conveniently adjusted, the position of the force application structure can be stably fixed for a long time, the contact position of the force application structure and plate-shaped materials can be adjusted, and the device can stably apply force to the materialswith different widths.

The invention discloses a steel pipe anti-corrosion brushing device. The steel pipe anti-corrosion brushing device comprises a semicircular plate, one end face of the semicircular plate is fixedly connected with a flat plate, a guide hole is formed in one side of the flat plate, a guide rod is slidably connected into the guide hole, one end of the guide rod is fixedly connected with an elastic brushing plate, and the guide rod is fixedly connected with the middle of the elastic brushing plate. The lower side of the elastic brushing plate is fixedly connected with a brushing cloth, the other end of the guide rod is fixedly connected with a pressing plate, the outer side of the guide rod is sleeved with a reset spring, the reset spring is fixed between the flat plate and the pressing plate, a dovetail groove is formed in one side of the semicircular plate, a dovetail block is slidably connected into the dovetail groove, an extrusion motor is installed on one side of the dovetail block, and a cam is installed on a main shaft of the extrusion motor. The cam and the pressing plate are oppositely arranged, and a lifting device is installed on one side of the semicircular plate. The steel pipe anti-corrosion brushing device has the advantages that the bending degree of the elastic brushing plate can be changed, and the steel pipe anti-corrosion brushing device is suitable for steel pipes with different outer diameters.

The invention discloses bone implant internal crack flaw detection equipment, and belongs to the field of ultrasonic flaw detectors; aiming at solving the problem that an ultrasonic flaw detector cannot be tightly attached to the outer surface of a bone implant when the ultrasonic flaw detector is mechanically moved, the following technology is adopted: an angle adjusting mechanism is arranged at the lower end of a sliding block, and a tightly attaching device is arranged at the lower end of the angle adjusting mechanism; and an ultrasonic flaw detector is arranged in the middle of the lower end of the angle adjusting mechanism. According to the bone implant internal crack flaw detection equipment, an elastic plate and an arc-shaped plate can be changed along with the arc surface of a bone implant to be detected, and the elastic plate is bent upwards along with the elastic plate, so that cleaning cloth and an arc-shaped strip are in contact with the outer surface of the bone implant to be detected, and the outer surface of the bone implant to be detected is coated with an ultrasonic coupling agent; and coating is completed before detection by an ultrasonic flaw detector, so that internal cracks of the bone implant to be detected can be conveniently detected, and the ultrasonic coupling agent can be quantitatively sprayed out by a spray head.

The invention discloses A laser warning recording apparatus for steering of a long axle vehicle which includes a horizontally mounted laser support bar, A mounting plate is integrally arranged in themiddle of the laser support rod, the mounting plate is fixedly installed on the lower surface of the chassis of the long-axis vehicle body, the two ends of the laser supporting rod are fixedly installed with laser heads, the two laser heads are symmetrically on both sides of the long-axis vehicle body, the two laser heads are respectively located on the front sides of the two rear wheels of the long-axis vehicle body, and the laser projection directions of the two laser heads are downward arranged; The invention has simple structure, the long axle car can project warning line to the ground inthe process of steering or reversing at night, and the bending degree of the warning line can be changed through the left and right displacement lenses, thereby changing the warning range, playing a warning role to the pedestrians on the roadside, and further preventing pedestrians from being injured by running.

The invention discloses an air filtering structure for a negative pressure isolation tent. The air filtering structure comprises suction discs, an air filtering assembly and a discharging pipe, wherein the suction ends of the suction discs communicate with the tent so as to reduce the air pressure in the tent, and negative pressure is formed in the tent; the suction discs can suck air in the tent into the air filtering assembly and discharge the air through the discharging pipe; the two suction discs are symmetrically connected to the air filtering assembly; and the air filtering assembly comprises a high-temperature sterilization assembly, a middle-section sterilization assembly and a germ adsorption assembly, wherein the two suction discs suck the air in the corresponding tent and sequentially convey the air into the corresponding high-temperature sterilization assembly and the middle-section sterilization assembly, and the two strands of air share one germ adsorption assembly and are discharged through the discharging pipe, so that the reliability of overall sterilization is improved.

The invention discloses a screw conveying device, which comprises: a column, a soft rubber plate and a connecting plate; a spiral slide is wound around the outside of the column, and side plates are fixedly connected to the tops of both sides of the spiral slide. A number of driven rollers are rotationally connected between the lower parts of the side plates; several groups of the soft rubber plates and the connecting plates are arranged at intervals, and each two adjacent soft soft plates pass through one of the soft rubber plates. The connecting plate is movably connected, and the connecting plate is fixedly equipped with a first rotary key and a second rotary key, and the first rotary key is rotationally connected with the middle right side of one of the soft rubber plates, and the second rotary key is connected with the other The middle part of the soft rubber plate is connected by rotation on the left side, and the end to end is connected to form a conveyor belt, which is wrapped around the outside of all driving rollers and driven rollers. The structure of the invention is simple. The use of a spiral or curved conveying structure is easy to popularize and apply.

The invention discloses a clip nail gun. The clip nail gun comprises a pneumatic gun body and a nail pressing mechanism arranged at a gun mouth of the pneumatic gun body, wherein the nail pressing mechanism comprises a guide assembly, a push rod, a pressure block and a forming block; one end of the push rod extends into the pneumatic gun body which is used for driving the push rod to extend out and draw back; the other end of the push rod is connected to the pressure block; the position, opposite to the push rod, of the pressure block can be axially adjusted along the push rod; the guide assembly is fixedly arranged at the gun mouth of the pneumatic gun body for guiding the pressure block; the forming block is fixed at one end, away from the pneumatic gun body, of the guide assembly; a first arc-shaped groove is formed in one side, close to the pneumatic gun body, of the forming block; a second arc-shaped groove is formed in one side, away from the pneumatic gun body, of the pressure block; and the first arc-shaped groove and the second arc-shaped groove define a clamping space for clamping clip nails. The clip nail gun disclosed by the invention can change bending degree of the clip nails, so that the clip nails can be blocked onto springs and side frames of various dimensions, and thus, practicability of the clip nail gun is improved.