15results about How to "Improve stretching efficiency" patented technology

The invention relates to the technical field of nylon film processing, in particular to a transverse stretching device for a nylon film and a method thereof.The transverse stretching device comprises a processing table, shielding frames are fixedly connected to the two sides of the top of the processing table, supporting plates are arranged in the shielding frames, and the supporting plates are fixedly connected to the top of the processing table; a plurality of clamping tools are arranged above the supporting plates; the clamping position of the nylon film is transversely stretched under the action of the movable stretching mechanism, and clamping of the side edge of the nylon film is relieved after stretching is finished, so that in the movable conveying process of the nylon film, the side edge of the nylon film is continuously and transversely stretched through one-way circulating movement of the multiple clamping tools, and the clamping efficiency of the nylon film is improved. Therefore, the stretching efficiency of the nylon film and the automation degree of transverse stretching are improved, and the requirement for human resources is reduced.

The utility model relates to a kind of nonlinear compression device for low-energy ultra-short femtosecond pulse generation, belong to nonlinear compression device field.The device includes: multi-cavity system, including chirped cavity mirror pair and nonlinear medium, the reflecting surface of chirped cavity mirror pair is designed as when laser pulse multiple reflection, the dispersion accumulation of nonlinear medium is synchronously cancelled;Incident coupling lens group, located in the laser incidence end of multi-cavity system, and for after spot control in suitable size and divergence angle injection into multi-cavity system;Ejection collimating lens group, located in the laser emission end of multi-cavity system, and for collimating the outgoing beam of multi-cavity system.The device by introducing the chirped cavity mirror pair with specific chirp characteristics, compensates the dispersion effect caused by nonlinear medium, without increasing the thickness of nonlinear medium, it can ensure that self-phase modulation effect always maintains higher intensity, to improve the broadening efficiency of pulse spectrum, and reduce the complexity and demand of subsequent dispersion compensation.

The utility model provides a silk cotton stretching platform, which relates to the technical field of silk cotton stretching, and comprises an operation table, a guide groove, a long-range groove, a short-range groove, a sliding block, a hooking part, a groove, a fixed column, a through groove, an elastic piece, a fixed shaft, a short-range winding wheel, a long-range winding wheel, a through hole, a short-range connecting rope and a long-range connecting rope, annular gear rings are arranged on the outer surfaces of the short-range winding wheel and the long-range winding wheel, a mounting plate is arranged at the lower end of the fixed shaft, two motors are arranged on the mounting plate, gears are arranged at the output ends of the two motors, one gear is meshed with the gear ring on the short-range winding wheel, and the other gear is meshed with the gear ring on the long-range winding wheel. When the device is used, the four sliding blocks and the hooking parts on the sliding blocks can be driven to move through the two motors correspondingly, so that the four corners and the four edges of silk cotton are stretched, the silk cotton is effectively stretched, meanwhile, the requirement for manpower is reduced, and the stretching efficiency is improved.

The utility model discloses bolt stretching equipment which comprises a supporting seat, a top plate is arranged on the inner side surface of the supporting seat, a sealing ring is arranged on the outer side surface of the top plate, a drawing device is arranged on the inner side surface of the supporting seat, and a rotating plate is rotationally connected to the inner side surface, located below the drawing device, of the supporting seat. A nut rotating mechanism is rotationally connected to the inner side surface of the rotating plate, a connecting pipe is fixedly connected to the outer side surface of the supporting seat, an oil injection pipe is arranged on the outer side surface of the connecting pipe, and a fixing mechanism is fixedly connected to the outer side surface, located on one side of the oil injection pipe, of the connecting pipe. By arranging the nut rotating mechanism, nuts of different sizes and specifications can be rotated within a certain range, disassembly and replacement operation is not needed, time and labor are saved, the bolt stretching efficiency is improved, and by arranging the fixing mechanism, connection, fixation and separation of an oil injection pipe and a connecting pipe can be rapidly completed; and the use convenience of the stretching equipment is improved.

The application discloses a leg stretching device for orthopedics, and relates to the technical field of leg stretching for orthopedics, which comprises a backrest plate, a headrest block fixing block installed at the right middle end of the backrest plate, a headrest block installed at the top middle end of the headrest block fixing block, a controller installed at the top front side of the headrest block fixing block, and handles installed at the top front and rear middle ends of the backrest plate. The lifting supporting mechanism is arranged, so that the patient can use the leg stretching device for orthopedics more conveniently. The adjusting and fixing mechanism is arranged, so that the position of the leg is prevented from deviating during treatment, and the treatment effect is not poor. The knee bending movement mechanism is arranged, so that the leg of the patient can be stretched and exercised, the recovery time of the patient is shortened, the foot plate stretching mechanism is arranged, so that the patient can stretch the leg ligament, the patient can comprehensively stretch the leg, and the leg stretching efficiency of the patient is improved.

The utility model discloses a honeycomb stretcher for aluminum honeycomb panel production, which relates to the technical field of aluminum honeycomb core processing, and comprises a base, a rotating transposition mechanism, a rotating transposition mechanism and a rotating transposition mechanism, the rotary transposition mechanism is used for bearing a plurality of aluminum honeycomb panels and driving the aluminum honeycomb panels to rotate and transpose; the rotating transposition mechanism comprises a stand column, a rotating disc, a containing groove and a hot-pressing dryer. The stand column is fixedly arranged at the top of the base, the rotating disc is rotationally arranged on the outer side of the stand column in a sleeving mode through a bearing, the four containing grooves and the four hot-pressing dryers are arranged, and the four containing grooves are evenly formed in the top of the rotating disc; the four hot-pressing dryers are evenly and fixedly arranged at the bottom of the rotating disc in a nested mode and extend to the inner sides of the four containing grooves correspondingly. According to the aluminum honeycomb panel stretching device, the time interval between two adjacent stretching operations can be effectively shortened, so that the stretching efficiency of the aluminum honeycomb panel is effectively improved, and the actual using effect is more ideal.

The utility model discloses a kind of silver-plated copper wire processing is used tensile device, including processing table, the tensile mechanism is arranged on the processing table, clamping mechanism is installed on the tensile mechanism, the tensile mechanism includes sliding slot, the sliding slot is opened on processing table, the inner wall of the sliding slot is slidably provided with sliding block, the top of the sliding block is fixedly installed with receiving plate, the top of the receiving plate is fixedly installed with slide rail, the slide rail is slidably provided with sliding sleeve, the top of the sliding sleeve is fixedly installed with bearing platform. By being provided with tensile mechanism, two-stage extension tensile mode is used, it is convenient to improve the efficiency of stretching, and when not using, it is smaller, by being provided with clamping mechanism, the purpose of clamping and fixing different size silver-plated copper wire is played, and positioning effect is good simultaneously.

The utility model provides an oil cylinder of a chain stretching machine. The oil cylinder comprises an oil cylinder front cover, an oil cylinder rear cover, a cylinder barrel, a bolt and a piston rod. The oil cylinder front cover, the cylinder barrel and the oil cylinder rear cover are connected into a whole through bolts, the piston rod is arranged in the cylinder barrel, and the two ends of the piston rod extend out of the oil cylinder front cover and the oil cylinder rear cover respectively. The piston rod is of a hollow structure so that the chain can penetrate through the center of the piston rod. The utility model relates to the field of chain stretching. The chain stretching device is simple in structure, high in rigidity, capable of reducing energy consumption, stable in chain size and capable of improving efficiency, reducing cost and reducing labor force.

The utility model relates to the technical field of drawing devices, in particular to a brass rod multi-pass continuous drawing device. According to the technical scheme, the device comprises a base, a first die installed on the base, a first feeding mechanism installed on the base, a drawing mechanism installed on the base, a discharging groove formed in the base, a transfer pipe fixedly installed on the base and located below the discharging groove, and a transfer driving mechanism. The first mold is installed on the base, the transfer driving mechanism drives the brass rods in the transfer pipe to move, the lifting mechanism lifts the brass rods in the transfer pipe, the second mold is installed on the base, and the second feeding mechanism is installed on the base. According to the utility model, secondary stretching can be carried out on the brass rod in the return process, so that the stretching efficiency is improved.

The invention relates to the technical field of energy-saving and efficient wire drawing machines, and discloses an energy-saving and efficient wire drawing machine which comprises a wire drawing machine case, and a wire drawing coil is arranged at one end of the wire drawing machine case and used for storing a wire coil before wire drawing; the two wire drawing rollers are rotationally arranged on the wire drawing machine case, the wire drawing rollers are respectively controlled by two motors or simultaneously driven by one motor and one set of transmission system, and the wire coils are wound around the wire drawing rollers in a staggered manner after being led out from the wire drawing wire coil; an elevation angle supporting arm is further rotationally arranged on the wire drawing machine case, a near-position guide wheel and a far-position guide wheel are rotationally arranged on the elevation angle supporting arm, the near-position guide wheel is closer to the wire drawing roller than the far-position guide wheel, and a wire coil is drawn by the wire drawing roller, then is led out and wound to the near-position guide wheel and then is rewound to the far-position guide wheel. By arranging the infiltration type stretching lubricating box, the friction force in the stretching process can be efficiently reduced, and the stretching efficiency is improved.

The present invention proposes a bidirectional sliding test device for the tensile strength of bonding of building materials, which specifically relates to the technical field of building material testing equipment, and includes a bracket, and the two ends of the bracket are respectively provided with a clamping structure for clamping and fixing building materials and a tensile test assembly for detecting tensile strength, and the tensile test assembly is in contact with the clamping structure; and also includes a compression test assembly for detecting compressive strength, and the compression test assembly includes a downward pressure structure and a supporting structure respectively arranged on the upper and lower sides of the building material, and the downward pressure structure near one end of the building material is linked with the clamping structure near the other end thereof, and the downward pressure structure near the other end of the building material is linked with the clamping structure near one end thereof, and the two ends of the building material are respectively provided with supporting structures. The bidirectional sliding test device for the tensile strength of bonding of building materials provided by the present invention can test the tensile properties of different parts of building materials in a simple and efficient manner, and can also perform a splitting test.

The utility model relates to the technical field of muscle stretching, and discloses a physical training muscle stretching device which comprises a supporting frame, a leaning plate is welded to one side of the upper end of the supporting frame, a servo motor is fixedly installed on one side of the lower end of the supporting frame, and a lead screw is installed at the output end of the servo motor. A first stretching frame and a second stretching frame are arranged on the two sides of the upper end of the supporting frame. According to the technical scheme, the spring can drive the partition plate to abut against the inner side of the shank and the inner side of the thigh, so that the rubber rolling ball is attached to the leg, muscle stretching and relaxing are conducted on the shank and the thigh of a user at the same time, and the leg muscle stretching efficiency of the user is further improved; and a pull rope is continuously wound or released by a winding reel on a screw rod, and the pull rope is matched with a spring to drive a fixed plate to move left and right in a reciprocating manner, so that a rubber rod on the fixed plate continuously presses acupuncture points on the back of the user, and the effect of massaging the back of the user is further achieved.

The invention relates to a shoe accessory and a shoe, in particular to an anti-attenuation sole and a running shoe. The anti-attenuation shoe sole comprises a shoe insole and a supporting plate, the supporting plate comprises a heel supporting part, an arch supporting part and a half sole supporting part which are integrally connected in sequence, the two sides of the heel supporting part in the width direction are each integrally connected with an upper extending piece, one end of each upper extending piece is integrally connected with a lower extending piece, and the other end of each lower extending piece is connected with a shoe sole. The lower extending piece is located below the upper extending piece, elastic filler is clamped between the upper extending piece and the lower extending piece, and the lower surface of the shoe insole is an arc surface. The running shoe comprises the anti-attenuation sole, and can still provide relatively stable supporting force and relatively good propelling assistance after the foot landing point of a runner moves from the front sole to the middle foot or the heel due to the fact that the pedaling and stretching efficiency is reduced, so that the long-distance running performance of the user is improved, and the sport injury is reduced.

This invention relates to the field of nylon film processing technology, and in particular to a transverse stretching device and method for nylon films. The device includes a processing table, with shielding frames fixedly connected to both sides of the top of the processing table. Each shielding frame contains a support plate, which is fixedly connected to the top of the processing table. Multiple clamping fixtures are positioned above each support plate. This invention uses a moving stretching mechanism to transversely stretch the nylon film at its clamping position, and releases the clamping of the nylon film's sides after stretching. Thus, during the movement and conveying of the nylon film, the unidirectional cyclic movement of multiple clamping fixtures continuously stretches the sides of the nylon film, thereby improving the stretching efficiency and automation of the transverse stretching process, and reducing the need for manpower.

The invention discloses a longitudinal stretching device capable of adjusting a stretching gap and a stretching method, and belongs to the field of film stretching. The longitudinal stretching device capable of adjusting the stretching gap sequentially comprises a main body frame, a movable frame, a lifting machine assembly and a stretching roller set from bottom to top. The lifting machine assembly comprises a mounting base, a lifting machine, a coupler, a connecting rod, a speed reducer, a motor and a linear guide rail. And the movable frame is driven by the elevator to do linear motion along the linear guide rail. The movable frames are arranged on the main body frame, the movable frames and the lifters are connected together through the linear guide rails, the lifters drive the movable frames to move along the linear guide rails, the movable frames on the left side and the right side can move synchronously, and the linear guide rails are obliquely installed on the main body frame and the movable frames; the moving frame can move up and down and left and right at the same time.