20 results about "Tensile structure" patented technology

The utility model relates to alloy steel wire technical field, and disclose a kind of chromium-nickel alloy steel wire, including steel wire main part and the setting in the shaping structure and tensile structure of steel wire main part, steel wire main part side wall is provided with auxiliary cutting structure, when using the alloy steel wire to cut material, material is cut by repeatedly pulling and pulling main steel wire back and forth quickly, in the cutting process, the high hardness alloy ring of main steel wire side wall protrusion carries out high-speed effective cutting to material, the cutting generated swarf is discharged from the side of main steel wire by chip groove, avoid the swarf accumulation between main steel wire and high hardness alloy ring to influence cutting efficiency and accuracy, in some cases where steel wire needs to be bent, by the shaping of certain degree of metal wire being set in main steel wire, excessive rebound is avoided, four buffer holes being set on main steel wire save material while also bring some ductility to main steel wire, so that bending is more convenient.

The utility model provides a size self -adaptation folding structure belongs to paperboard folding device field. It includes frame, the bottom of frame is equipped with bottom plate, the top of bottom plate has the pressing plate that can along vertical direction lift, the side of bottom plate is equipped with paperboard alignment tensile structure, paperboard alignment tensile structure can remove setting on frame, the top of bottom plate still is equipped with the folding pressure equipment structure that can along vertical direction lift and can carry out transverse extension, through paperboard alignment tensile structure adaptation different cross paperboard needs folding part's width and length, through the extension of folding pressure equipment structure adaptation different folding line's length.

The utility model provides a kind of composite fiber sound-absorbing cotton production tensile equipment, it is related to sound-absorbing cotton tensile equipment technical field including left clamping tensile structure, stretching platform and right clamping tensile structure, the left and right two sides of left clamping tensile structure are all fixed with first connecting plate, and the outer end of first connecting plate is fixed with linear guide rail, the rear end of first connecting plate is fixed with second connecting plate, the first stroke limit telescopic cylinder is placed in the rear fixed sleeve, and the front end of first stroke limit telescopic cylinder is fixed with rear fixed frame, the front end of rear fixed frame on the left side of stretching platform is fixed with left clamping tensile structure, and the front end of rear fixed frame on the right side of stretching platform is fixed with right clamping tensile structure. The utility model is suitable for the tensile of different sizes of composite fiber sound-absorbing cotton, and clamping is safe, stable and skidproof, which helps to ensure the neatness and stability of composite fiber sound-absorbing cotton during the stretching process, and is more efficient, stable and practical.

This invention discloses an axially stretched rapid inflation structure, belonging to the technical field of inflation devices. It includes a support frame, an airtight covering, an air inlet seal, and an over-inflation structure. The support frame is arranged at intervals along the axial direction, and the airtight covering seals and encloses the structure to form a stretchable structure. After being stretched to a set position, a sealed cavity is formed. Closing the air inlet seal completes inflation, and the over-inflation structure reduces the volume to solidify the shape. This invention requires no external air source; it automatically inflates and shapes upon stretching. It has advantages such as simple structure, rapid inflation, portability, reliability, and stable shaping, and can be used in lifesaving, outdoor, emergency, and medical equipment.

The utility model relates to cable technical field discloses a kind of high flame-retardant sheath cables, including cable main body, the tensile structure is arranged on the cable main body, the auxiliary mechanism is arranged on the tensile structure, the tensile structure includes insulating layer, the insulating layer is attached and connected in the side surface outer wall of cable main body, the insulating layer is attached and connected with tensile layer on the side outer wall of one side away from cable main body, the inner circle inner wall of tensile layer is fixedly connected with reinforcing steel wire, the side surface outer wall of tensile layer is attached and connected with reinforcing steel wire, the side surface outer wall of tensile layer is attached and connected with composite fiber yarn layer, the side outer wall of composite fiber yarn layer away from tensile layer is attached and connected with flame-retardant layer.In the utility model, the material of reinforcing steel wire is galvanized steel wire, which has high tensile strength, so that the flame-retardant layer continues to support and resist tension after burning and dissolving, preventing the cable from being easily damaged by its own tension.

The utility model belongs to the technical field of fiber grating, disclose a kind of for the jig of fiber grating packaging, it include: tensile structure, tensile structure includes cross bar, and the two sides of cross bar front are respectively equipped with fixed clamping frame and movable clamping frame, and fixed clamping frame and movable clamping frame top respectively install a group of electric push rod, its inside is equipped with the clamping plate connected with the telescopic end of electric push rod, and movable clamping frame one side is equipped with the digital display tensiometer that can transverse slip, compared with prior art, the utility model has the beneficial effects as follows: fiber two ends are placed in fixed clamping frame and movable clamping frame, and electric push rod drives clamping plate to descend and fix fiber;Threaded lead screw rotation makes driving slider, guiding slider slip, and movable clamping frame is driven away from fixed clamping frame by digital display tensiometer to stretch fiber, and tension lever is stretched along with fiber traction, and digital display tensiometer real-time display tension, it is convenient for observation, avoid fiber to break.

The utility model relates to tensile resistance structure technical field, especially a kind of tensile resistance structure of AI display shield extension cord, including outer sheath layer and reinforcing rib, the outer surface of reinforcing rib is fixedly connected with several linear array's connecting ring, the inner wall of several connecting rings is rotatably connected with an inner sheath layer, the inner wall of inner sheath layer is sleeved with conductor.The utility model has the advantages of: by optimization design and material selection, the tensile effect and service life of cable are significantly improved.First, reinforcing rib adopts glass fiber material, with high strength and high-temperature resistance, can effectively disperse tension, prevent cable from breaking when stressed.Reinforcing rib outer surface fixedly connected connecting ring adopts polyethylene material, with good flexibility and wear resistance, by with the limiting groove of inner sheath layer outer surface rotatably connected, the relative sliding between reinforcing rib and inner sheath layer is significantly reduced, avoid the abrasion and structural looseness caused by sliding.

The application discloses a kind of cable ageing performance testing device and its using method, it is related to cable test field, including test platform, test box, control screen, industrial computer, mounting structure, rotating structure, tensile structure and limiting structure, mounting structure is fixedly installed on the upper surface of test platform, and mounting structure is set in test box;Rotating structure is set on mounting structure, and rotating structure is used to drive mounting structure to rotate;Tensile structure is set on mounting structure, and tensile structure is used to stretch deformation to cable;Limiting structure is set on rotating structure, and limiting structure is used to limit fixing to rotating structure.This application is rotated clockwise by rotating block and convex block, and rotating disc is rotated together, cable is arranged around on mounting column, when rotating block and convex block are rotated counterclockwise, movable ring drives connecting rod to rotate counterclockwise, and movable disc is pushed to rotate, and second movable groove is extruded to fixed column, and cable is stretched deformation.

This utility model discloses a strip shaping mechanism for a string welding machine, relating to the field of string welding machine technology. It includes a processing table, with a stretching structure and a flattening structure above the processing table. The stretching structure is located on one side of the flattening structure and includes a fixed clamping structure and a movable clamping structure. A movable structure is located inside the processing table, and the movable clamping structure is slidably positioned above the processing table via the movable structure. The flattening structure includes a mounting frame and a lower pressure block. A fixed plate is fixedly connected to the inner wall of the mounting frame, and an upper flattening head structure is movably connected within the fixed plate. By adopting a stretching-then-flattening sequence, the strip is effectively prevented from tipping over during flattening, reducing shaping position deviation. The stretching process first straightens and sets the length of the strip, providing a stable foundation for flattening and ensuring the strip adheres to the battery cell during subsequent welding, reducing the defect rate. The height of the pressure bar can be flexibly adjusted by rotating the nut to adapt to the shaping requirements of strips of different thicknesses.

This utility model discloses a sealing and tensile strength structure for a motor lead wire and a motor. The sealing and tensile strength structure includes a motor housing and a sealing housing. A lead wire is provided on the motor housing, and the sealing housing is sealed to one end of the motor housing. The sealing housing has an outlet hole through which the lead wire passes. A flexible seal and a limiting fixing member are provided inside the outlet hole, respectively sleeved around the lead wire. The outlet hole includes a tapered section and a cylindrical section. The limiting fixing member is threadedly connected to the cylindrical section. The limiting fixing member can push the flexible seal to slide axially, and the tapered section can compress the flexible seal to cause elastic deformation, thereby causing the flexible seal to seal and connect with the tapered section and the lead wire respectively. This utility model only requires the installation and tightening of the limiting fixing member to achieve fixing and sealing of the lead wire, simplifying the assembly process, saving time, improving efficiency, and enhancing the product's market competitiveness.

The utility model relates to detection module technical field, specifically disclose a kind of waterproof structure of incremental encoder detection module, including sealing base, set in the end of incremental encoder detection module, the top of sealing base is fixedly connected waterproof outer layer, the both sides of sealing base are fixedly connected traction rod, the middle part of sealing base is fixedly installed inner layer;The middle part of two traction rods is slidably connected top cover, and the bottom of top cover is fixedly installed with cladding, cladding is tensile structure, and the bottom end of cladding is fixedly connected with the top end of waterproof outer layer, the both sides of top cover are fixedly connected docking plate, and locking assembly is set on docking plate. By setting waterproof outer layer and inner layer respectively in the top of sealing base, while the inside of inner layer is provided with washer one and washer two mutual combination, for the end of incremental encoder detection module is realized locking and fixed and reaches effective sealing, improve the waterproof performance of whole.

This utility model relates to the field of synthetic leather processing technology, specifically to an impregnation device for microfiber synthetic leather. The impregnation chamber contains a stretching structure, which includes a fixed base. Fixed bases are fixedly connected to both sides of the impregnation chamber. A sliding rod is slidably connected within the fixed base. A stretching roller is rotatably connected to the bottom end of the sliding rod. A slider is fixedly connected to the sliding rod, and the slider is slidably connected to the fixed base. A first spring is fixedly connected between the slider and the fixed base. An abutting wheel is rotatably connected to the top of the sliding rod. A rotating shaft is rotatably connected to the fixed frame, and an eccentric wheel is fixedly connected to the rotating shaft. The abutting wheel and the eccentric wheel abut against each other. A connecting plate is fixedly connected to the sliding rod, and a top rod is detachably connected to the top of the connecting plate. A fixed plate is fixedly connected to the top of the top rod. This device can drive the sliding rod to slide within the fixed base, thereby driving the stretching roller to slide downwards to stretch the base fabric. This allows for better resin absorption within the base fabric and enables stirring within the impregnation chamber.

The utility model discloses a kind of high-strength special conductors, it relates to cable technical field, including main conductor, the main conductor includes PBO fiber silk, PBO fiber silk outside four around twisted has tinned soft copper stranded wire, tinned soft copper stranded wire outside four around braided has tinned copper wire, tinned copper wire outside four around winding has shielding copper band one, shielding copper band one outside four around winding has insulating sleeve one, the insulating sleeve one four around cladding has filler, the filler is completely filled in insulating sleeve two inside. Multiple main conductors exist in the insulating sleeve two. The special conductor structure form that the utility model in multiple main conductors, multiple tensile structure are jointly constituted, make conductor structure more round and stable;Main conductor and tensile structure use PBO fiber silk, its excellent performance, improve the softness of conductor while can promote the strength of conductor, meet the electrical performance and mechanical performance requirement under special environment such as aeronautics and astronautics.

This invention provides a three-dimensional gradient negative Poisson's ratio thin-walled composite material, its preparation method, and its applications, relating to the field of tensile metamaterials technology. The three-dimensional gradient negative Poisson's ratio thin-walled composite material includes a three-dimensional gradient negative Poisson's ratio honeycomb skeleton structure and an elastic matrix filling material filling its pores. The external configuration of the three-dimensional gradient negative Poisson's ratio honeycomb skeleton structure is a frustum tube structure, which includes a plurality of curved, concave hexagonal cells arranged in a gradient around the central axis of the frustum tube structure and along the generatrix direction of the frustum tube. The composite material provided by this invention fully utilizes the stretchable deformation characteristics of the honeycomb skeleton structure and the mechanical reinforcement properties of the elastic matrix filling material, effectively avoiding the poor structural stability problems caused by high porosity and low stiffness in tensile structures. While further improving the load-bearing strength and overall mechanical properties of the composite material, it achieves continuous linear elongation deformation under tension.

This utility model discloses a stretching device for carbon fiber tow processing, including a processing table with receiving cavities on both the left and right sides. A working roller is installed inside the left receiving cavity. A quick-release structure is provided on the left side of the processing table, and two stretching structures are provided on the top of the processing table. Each quick-release structure includes two electric push rods, with a movable seat fixedly installed at the top of each electric push rod. In this utility model, the quick-release structure, driven by the electric push rods, coordinates the movable seat and the fixed seat, and with the help of ball bearings, enables rapid replacement and stable rotation of the working roller. Simultaneously, the intelligent stretching control system, consisting of a pressure sensor, spring, and processor forming a closed-loop feedback, ensures precise and controllable clamping force while avoiding damage to the tow. The symmetrical layout of the two electric push rods supports bidirectional differential stretching, enabling adjustable stretching ratios, thereby improving the efficiency and quality of carbon fiber tow stretching.

The application discloses a method for designing a blade endurance test piece simulating a key position structure of a blade. The method comprises the following steps: constructing a target blade model corresponding to a target turbine blade based on a blade profile section of a key position structure of the target turbine blade and preset blade structure parameters; generating a stress analysis model corresponding to the target blade model according to the target blade model, a tensile structure unit and a fixed structure unit; performing blade parameter optimization on the target blade model by using the stress analysis model based on a stress optimization target and a stress constraint condition; and taking blade parameters meeting the stress optimization target and the stress constraint condition as blade parameters of a blade endurance test piece. Through the above technical scheme, fine design of a turbine blade endurance life is realized, which helps improve the performance and light and thin design of the turbine blade, and further realizes high-efficiency cost ratio design of an aero-engine.

The utility model designs a cooling blowing device which is stable and mild in airflow and is matched with the stretching of filaments aiming at the primary cooling between the existing spinneret plate and the stretching of the guide roller, commonly used crosswind cooling, and the situation that the fine denier filaments are easy to blow off due to the large surface area of the fine denier filaments. The utility model provides a polyester pre-oriented yarn (POY) filament superfine stretching device, which comprises a plate body, a plurality of annular cooling devices, a plurality of guide rollers and a plurality of stretching rollers, wherein cooling airflow of the annular cooling device is provided by an external fan; a molten silk thread extruded by the spinneret plate penetrates through the ring type cooling device, is guided into a stretching structure consisting of a plurality of stretching rollers by one guide roller, and is guided out of the device by the other guide roller; the annular cooling device at least comprises an air inlet structure arranged on the periphery, and the air inlet structure serves as a support at the same time and is detachably connected with the plate body.

The utility model belongs to the field of electric wire, and disclose a kind of high-strength tensile structure polyvinyl chloride electric wire, including wire core, multiple wire core is covered in inner sheath, the insulating layer is equipped on the outer side of inner sheath, and the tensile layer is arranged outside insulating layer, outer tensile layer is equipped with outer sheath and anticorrosive layer, wire core is multiple copper core polymerization, and metal nickel plating layer is evenly plated on copper core, tensile layer includes constraint layer and multiple tensile filling bundles, multiple filling holes along the direction of electric wire are arranged in constraint layer, and multiple filling holes are all inserted with tensile filling bundle, and tensile filling bundle is multiple glass fiber silk polymerization, two groups of avoiding holes are arranged on constraint layer and tensile layer, and two groups of avoiding holes are all inserted with tensile reinforcing rib, the utility model structure design is compact and reasonable, can greatly improve the tensile performance of electric wire, can prevent electric wire from being affected by self weight and stretching fracture.