14results about How to "Improve bending deformation" patented technology

The invention discloses an omni-directional vibration energy collection device and an adjusting method thereof, and belongs to the technical field of energy collectors, and the omni-directional vibration energy collection device comprises a swing mechanism, a base plate, a matching block and four side plates. According to the invention, omnidirectional energy collection can be realized, and the complex structure caused by arraying unidirectional collectors along different directions and the difficulty brought by signal processing are avoided; under the action of the mass block, the supporting slender rod and the matching block, the bending deformation of the piezoelectric plate is greater than the deformation generated by only placing the side plate, and meanwhile, the defect of low torsional deformation voltage signal is avoided; the inherent frequency of the structure can be changed by adjusting the height of the supporting slender rod and the mass of the mass block, resonance with the excitation frequency is achieved, bending deformation of the piezoelectric plate is increased, and therefore piezoelectric voltage output is improved.

The invention discloses an omnidirectional energy collector based on a piezoelectric effect and an adjusting method thereof, and belongs to the technical field of energy collectors. According to the invention, omnidirectional energy collection can be realized, and the complex structure caused by arraying unidirectional collectors along different directions and the difficulty brought by signal processing are avoided; under the action of the mass block and the support slender rod, the bending deformation of the piezoelectric plate is greater than the deformation generated by only placing the side plate, and meanwhile, the defect of low torsional deformation voltage signal is avoided; the inherent frequency of the structure can be changed through the mass and the height of the mass block, resonance with the excitation frequency is achieved, bending deformation of the piezoelectric plate is increased, and therefore piezoelectric voltage output is improved. Due to the fact that the side plates have certain elasticity, when the mass block swings back, the side plates swing back, the structure that the side plates are arranged up and down is adopted, and motion interference generated when the side plates swing back can be effectively avoided.

The utility model discloses a positioning labeling mechanism for a plastic packaging bag labeling machine, and relates to the technical field of plastic packaging bag production, the positioning labeling mechanism comprises a support plate and a roller body, the top of the roller body is connected with a baffle block, the bottom of the baffle block is connected with a first non-slip mat, one side of the baffle block is connected with a baffle strip, and the inner ring of the baffle strip is connected with a second non-slip mat; a connecting piece is fixed to one side of the barrier strip, a plurality of clamping grooves are formed in the top of the connecting piece, a spring is connected into the stop block, and a clamping block is connected to the top of the spring. Through the arrangement of the stop block, the barrier strip, the connecting piece, the clamping groove, the clamping block and the spring, when the positions of the stop block and the barrier strip need to be adjusted, the clamping block is pressed down to displace the clamping block to compress the spring, and then the diameter of the barrier strip is increased by bending the barrier strip; compared with the mode that the wrench is held twice, the wrench is inserted into the bolt to rotate several circles, the check ring is operated and the wrench is taken out, operation is convenient and fast, and tools are not needed.

The utility model belongs to the technical field of TBM (Tunnel Boring Machine) continuous belt transmission accessories, and provides a guide bracket for preventing a tensioning trolley from tilting. The utility model relates to a guide support for preventing a tensioning trolley from tilting. The guide support comprises a vertical supporting frame, a transverse supporting frame, an inclined supporting frame, a guide assembly and an adjusting assembly. The guide assembly is connected with the vertical supporting frame through the adjusting assembly. The transverse supporting frame is fixedly installed on the vertical supporting frame, one end of the inclined supporting frame is connected with the transverse supporting frame, and the other end of the inclined supporting frame is connected with the tensioning trolley. One end of the vertical supporting frame is arranged on the tensioning trolley; wherein the guide assembly comprises a guide wheel; the adjusting assembly comprises an adjusting base plate and a connecting adjusting piece, the guide wheel is detachably installed on the adjusting base plate, and the adjusting base plate is detachably connected with the vertical supporting frame through the connecting adjusting piece. The device can solve the problem that the front end of the tensioning trolley is prone to upwarp in the belt tensioning process, so that safety production is guaranteed.

The application discloses a kind of high-flexibility low-voltage power cable, it is related to power cable technical field, including center conductor, the center conductor outside is tightly covered with internal rubber insulation layer, a plurality of internal rubber insulation layer outside is collectively covered with external rubber binding layer, and external rubber binding layer outside is covered with barrier protection layer, the barrier protection layer outside is sequentially covered with internal rubber protection layer, and external rubber protection layer, internal rubber protection layer and external rubber protection layer between being provided with internal liquid guide square tube, the external rubber protection layer outside is connected with splicing buckle box, the application is cooperated between each pipeline in cable and the concentrated liquid guide splicing box and atomizing nozzle, by optimizing the structure outside cable, when cable is used in different environments, it can be protected by spraying different functional solutions, thereby effectively improving the environmental adaptability of cable.

This invention relates to a multi-segment flexible robotic arm and a flexible robot. The flexible robotic arm includes at least two interconnected flexible segments, each of which can perform bending motion under the antagonistic rotational drive of at least two flexible drive rods. The flexible drive rods are provided with threaded sections. Each flexible segment includes an end joint, multiple channel joints, and multiple drive joints. The multiple drive joints are threadedly engaged with the at least two flexible drive rods through threaded connection holes corresponding to the number of flexible drive rods. One end of each flexible drive rod rotates and is confined to the end joint of a flexible segment, while the other end, a smooth portion, passes sequentially through the remaining flexible segments. The flexible robotic arm and flexible robot of this invention can overcome the problems of driving force coupling and motion coupling between flexible segments, thereby achieving high-precision bending motion control.

The present invention provides a wearable human body flexible antenna device based on a hierarchical film system, which has a three-layer PDMS film structure, improves the accuracy and stability of signal measurement, and ensures comfort and lightness of wearing. The top layer of the wearable human body flexible antenna device is a stretchable PDMS film, which is equipped with a flexible antenna to achieve wireless communication. The middle layer is a stress-controlled PDMS film, which is embedded with elastic wires, and its low Young's modulus design effectively controls bending stress. The bottom layer is a sticky PDMS film, which fits the skin, arranges flexible sensing electrodes to collect electrocardiogram signals, and is connected to the antenna through elastic wires. Based on the hierarchical film system, the structure improves its stability during body movement while keeping the device light and comfortable, solves the contradiction between stability and comfort in traditional designs, and achieves high-stability signal transmission.

The application discloses a kind of reducing commutator hook portion both sides protruding bending hook forming process, it is characterized in that including the following steps: a.commutator is after the completion of pressure plastic process, the hook portion of commutator copper sheet is in unbent vertical state, at this time, the hook portion of commutator copper sheet is coarsely milled, so that the width size of hook portion becomes small;B.after coarsely milling hook portion, the hook portion of commutator copper sheet is bent once, and the bending angle is 70 °±10 °;C.the hook portion of commutator copper sheet is finely milled, so that the width size of hook portion reaches specified value;D.the hook portion of commutator copper sheet is bent again, until the bending angle reaches specified value.Utilize the production process of the application, commutator hook portion can reduce the protrusion of both sides of commutator hook portion after bending forming.

The utility model discloses a hanger transmission driving shaft structure which comprises a base and a positioning frame, the positioning frame is installed at the top end of the base, a damping frame is arranged outside the base on one side of the positioning frame, a rocker arm is arranged outside the base on one side of the damping frame, a power shaft is arranged in the center of the interior of the rocker arm, and a transmission shaft is arranged on the power shaft. A power shaft is installed on the base, one end of the power shaft extends to the outside of the rocker arm, a second bevel gear is installed at the top end of the base, a universal joint type front ball seat is installed on the outer wall of the second bevel gear, a universal joint type front ball head is arranged in the universal joint type front ball seat, and one end of the universal joint type front ball head extends to the outside of the universal joint type front ball seat. According to the hanging tool transmission driving shaft structure, excellent distortion deformation and bending deformation performance during transmission are achieved, deformation is improved, meanwhile, excellent torque transmission capacity is achieved, excellent damping and buffering supporting are achieved, stability during transmission of the hanging tool transmission driving shaft structure is improved, and the service life of the hanging tool transmission driving shaft structure is prolonged. And the service life of the hanger transmission driving shaft structure is prolonged.

The present invention discloses an energy-saving laminating machine for composite multi-layer coating films, comprising a placing box, a supporting mechanism, a transmission device, a feeding device, a fixing device, an inclined plate, a baffle, a supporting column, a supporting plate, a glue brushing device, a laminating device, a blowing device, a collecting box and a fixing plate. The present invention arranges a third motor, a third rotating shaft, a fixing sleeve, a vertical plate, a horizontal plate, a first telescopic rod, a pressing plate and a fan blade, so that the device can drive the third rotating shaft to rotate through the third motor, thereby driving the fan blade to rotate, and further accelerating the drying speed of the glue, and cooperating with the first telescopic rod to press downward, so that the pressing plate can extrude the film so that the film and the printed matter with paper as the substrate can be quickly bonded, thereby improving the problem that the temperature is difficult to control when the original glue is bonded, and the problem that the film will bend and deform due to excessive temperature, greatly improving the product quality of the printed matter with the film and paper as the substrate.

The invention provides an aluminum-zinc-silicon-magnesium coated steel plate with excellent bending property and a manufacturing method of the aluminum-zinc-silicon-magnesium coated steel plate. A plating solution comprises the following components in percentage by mass: 45%-50% of Zn, 1.5%-2.5% of Mg, 1.0%-1.5% of Si, 0.002%-0.005% of Ti, 0.04%-0.06% of La + Ce and the balance of Al and inevitable impurity elements. Compared with the prior art, by controlling the content of a magnesium-silicon alloy phase in a plating layer, controlling the sizes of a magnesium-zinc phase, a zinc-rich phase and a silicon phase, and adding a proper amount of titanium and mixed rare earth elements to refine grains, the wettability of a plating solution is improved, and a cooling process control strategy is implemented in a matched manner; therefore, the aluminum-zinc-silicon-magnesium coated steel plate with excellent bending deformation performance is obtained.

The present invention provides a friction energy dissipation column with coordinated bidirectional deformation and multi-stage operation, comprising two cantilever-section I-shaped steel columns and an intermediate-section I-shaped steel column. The intermediate-section I-shaped steel column is located between the two cantilever-section I-shaped steel columns, and the intermediate-section I-shaped steel column and the two cantilever-section I-shaped steel columns are detachably connected via a pin connector and a friction energy dissipation component. The upper and lower webs of the friction energy dissipation column are connected to the frame beam via a connecting plate, and side flanges are provided with side braces. The present invention provides a friction energy dissipation column with coordinated bidirectional deformation and multi-stage operation, which has the advantages of being able to avoid out-of-plane damage to the upper and lower column sections, having no deformation concentration problems when working in-plane, being able to achieve energy dissipation in stages, and not affecting the use function of the building.

The wearable human body flexible antenna device based on the hierarchical structure thin film system is provided with a three-layer PDMS thin film structure, the accuracy and stability of signal measurement are improved, and meanwhile the wearing comfort and portability are guaranteed. The uppermost layer of the wearable human body flexible antenna device is an extensible PDMS film, and a flexible antenna is configured to realize wireless communication. The middle layer is a stress control PDMS film, an elastic wire is embedded, and the bending stress is effectively controlled through the low Young modulus design of the stress control PDMS film. The bottommost layer is a viscous PDMS film which is attached to the skin, a flexible sensing electrode is arranged to collect electrocardiosignals, and the flexible sensing electrode is connected with an antenna through an elastic wire. Based on the hierarchical structure film system, the stability of the device in body movement is improved while the device is kept light, thin and comfortable, the contradiction between the stability and the comfort in the traditional design is solved, and high-stability signal transmission is realized.

The application discloses a heating device, an electrochemical device and an electric equipment. The heating device comprises at least two heating bodies, at least one conductive part and a first insulating part. The plurality of heating bodies are arranged in a spaced manner along a first direction, and a gap exists between the two adjacent heating bodies. The two adjacent heating bodies are connected through the conductive part, the conductive part is separated from the gap, and the insulating part covers at least part of the surface of the heating body. The heating device is arranged in a spaced manner along the first direction through the plurality of heating bodies, and the gap is formed, so that the heating device is bent and deformed in the gap region between the adjacent heating bodies. The conductive part connected with the two adjacent heating bodies is separated from the gap, the conductive part is separated from the main part of the battery cell when the heating device is assembled in the electrochemical device, and the heating device is further bent and deformed, so that the assembly efficiency of the electrochemical device is improved.