22 results about "Transverse compression" patented technology

The utility model discloses a stainless steel pipe forming adjusting device, which relates to the technical field of stainless steel pipe production and comprises a mounting ring and an adjusting component. Four corresponding strip-shaped openings are formed in the front end of the mounting ring, connecting assemblies which are evenly distributed are installed on the front side and the rear side of the mounting ring, supporting assemblies and pulling assemblies are installed on the side faces of the connecting assemblies, the supporting assemblies are matched with the pulling assemblies, and rotating assemblies are installed at the upper end of the circumferential face of the mounting ring; the adjusting assembly comprises a sliding block, a threaded rod, a connecting frame, a longitudinal pressing roller, a gear, a transverse pressing roller and a gear ring, the sliding block is slidably connected to the interior of the strip-shaped opening, a threaded hole is formed in the middle of the sliding block, the threaded rod is in threaded connection with the interior of the threaded hole, and the threaded rod is rotationally connected to the interior of the strip-shaped opening; the longitudinal compression roller and the transverse compression roller can be adjusted at the same time, it is guaranteed that the adjusting amount is the same, and the roundness of the stainless steel pipe is prevented from being reduced.

The utility model discloses an assembled sleeve joint, relates to the technical field of building construction, and aims to solve the technical problems that an existing device is inconvenient to install two reinforcing steel bars with a small distance and is inconvenient to repeatedly turn screw threads, the assembled sleeve joint comprises two end cylinders, an adjusting assembly and a joint assembly, the two ends of the two end cylinders are fixedly connected through side shells, supports are fixed to the adjacent ends of the two end cylinders, assembling openings are formed in the middles of the supports, the adjusting assembly is rotationally installed between the two end cylinders, the adjusting assembly is composed of a rotary knob, the rotary knob penetrates through the middle of the rod body, the connector assembly is composed of two external connection cylinders, and the two external connection cylinders are fixedly connected with the connecting assembly. And a side block is slidably installed at an opening in the outer portion of the side shell, and pressing blocks are fixed to the upper end and the lower end of the inner side of the side block correspondingly. The device has the advantages that the size of the device is transversely compressed, connection of small-spacing steel bars is facilitated, bidirectional connection is completed through one-time spiral, and operation is convenient and fast.

The application discloses a kind of method and test system for evaluating carbon fiber monofilament transverse compression performance, including test sample preparation, test parameter and environment setting, sample positioning and size measurement, compression test and data acquisition and performance parameter analysis and evaluation, realize the accurate evaluation of carbon fiber monofilament transverse compression performance.The present application can improve the uniformity of sample preparation and test stability, cut off the error transmission of indirect parameters, solve the pain points of inaccurate measurement and large data dispersion of traditional methods, greatly improve the detection accuracy and efficiency, suitable for carbon fiber performance evaluation in the field of aerospace and other fields.

The invention discloses a device convenient for efficiently compressing garbage, which belongs to the technical field of garbage treatment equipment and comprises a crushing bin for garbage pretreatment, a feed hopper and a compression bin for garbage compression, the crushing bin is installed at the top of the compression bin, the feeding hopper is installed at the top of the crushing bin, a transverse compression mechanism used for providing compression capacity is installed on the side face of the compression bin, and a transverse compression plate is installed on a movable part of the transverse compression mechanism. And two fixing columns are fixedly mounted on the side, away from the transverse compression mechanism, of the compression bin, sliding grooves used for providing transverse moving spaces are formed in the two fixing columns correspondingly, and moving discs are transversely arranged in the sliding grooves in a sliding mode. Two-way vibration extrusion enables garbage to be denser, time is saved through automatic feeding and discharging, dust can be filtered, and the device is efficient, environmentally friendly and suitable for high-frequency scenes.

The present disclosure relates to a method of manufacturing a box characterized by the steps of: a) cutting off a slit to a remaining width of 0.6 mm to 0.15 mm, preferably 0.2 mm; b) the box is compressed laterally while rotating about its longitudinal axis until the slit is split, whereby the weld base seam of the inner bag remains adhered to one side of the split slit and the base region of the inner bag on the other side of the inner wall of the outer container is slightly pre-stripped; c) generating a reduced pressure in the inner pouch such that the inner pouch collapses on the pre-peel side; d) subsequently completely engaging the inner bag with the inner wall of the outer container by pressurization.

The utility model discloses industrial wastewater filtering equipment and belongs to the field of filtering equipment. The device comprises a filter tank, a grating mechanism, a waste box, a longitudinal compression mechanism and a transverse compression mechanism. The grating mechanism is arranged in the filter tank and is used for conveying waste materials in the wastewater. The waste box is fixedly arranged at the upper end of the filter tank and below a discharge hole of the grating mechanism and is used for collecting waste. The longitudinal compression mechanism is arranged in the filter tank and is used for extruding the waste materials from the upper side and the lower side; the longitudinal compression mechanism comprises a driving part; an upper pressing plate is arranged on the driving piece; the upper pressing plate is driven by a driving part to move up and down; and a lower pressing plate fixedly connected to the bottom of the filter tank is arranged under the upper pressing plate. Through mutual cooperation of the vertical compression mechanism and the transverse compression mechanism, waste materials can be extruded in the transverse direction and the longitudinal direction respectively, the waste materials are made to be in a compact long strip shape, accumulation and winding of the loose waste materials on a chain belt are reduced, and the risk that the chain belt is blocked is reduced.

The utility model discloses a kind of waste washing machine metal shell compression devices, the device includes base, the base is provided with compression box, compression box is a side or the square box of opposite pair of side open, multiple compression mechanism is set in compression box, multiple compression mechanism includes transverse compression component and longitudinal compression component, transverse compression component has symmetric distribution two groups, respectively set in the two sides of adjacent side of compression box opening side, longitudinal compression component is set in the upper portion of compression box, transverse compression component includes transverse extrusion plate and the transverse hydraulic cylinder of being set in the rear of transverse extrusion plate, longitudinal compression component includes downward extrusion longitudinal extrusion plate and the longitudinal hydraulic cylinder of being set in the above of longitudinal extrusion plate.The utility model is compressed to waste washing machine metal shell by transverse, longitudinal and rotation three directions simultaneously, compression efficiency is high, the density of compressed metal square is uniform, metal recovery rate is high, easy to operate, effect is remarkable.

The invention discloses a preparation method of a light long-time anti-scouring and ablation-resistant heat insulation layer material, and relates to the technical field of material processing, and the key points of the technical scheme are as follows: the preparation method comprises the following steps: preparing a heat insulation layer material containing an ablation-resistant filler through double-roller open milling; and extruding the filler through an expansion-limitation auxiliary extrusion device reinforced by a transverse compression and longitudinal stretching composite force field, and inducing the filler to turn over by utilizing an expansion flow field generated by an expansion-limitation-orientation section runner to form an ordered orientation structure, so as to prepare the novel heat insulation layer material. The method overcomes the limitation that a traditional blending process cannot regulate and control filler space distribution, the heat insulation layer material with excellent heat insulation performance and good formability can be conveniently prepared, the prepared material is controllable in filler orientation structure and adjustable in principle and formula, the preparation method is convenient and fast, continuous batch production can be achieved, the production efficiency is high, and the quality is stable.

This invention discloses a simulation device for compression-torsion and tension-torsion tectonic systems, relating to the field of petroleum and natural gas geology. The invention includes a support platform and several plexiglass rods arranged side-by-side on the support platform. Longitudinal constraint components are arranged on the front and rear sides of each plexiglass rod, and transverse constraint components are arranged on the front and rear sides of each plexiglass rod. The longitudinal and transverse constraint components form a deformable parallelogram constraint component. A longitudinal drive mechanism is provided on the support platform to drive the parallelogram constraint component and induce longitudinal deformation of the plexiglass rods. A transverse compression mechanism is also provided on the support platform to laterally compress the plexiglass rods. This invention has the advantages of simple structure, reasonable design, and the ability to accurately simulate compression-torsion and tension-torsion tectonic systems within a craton through the longitudinal drive mechanism and transverse compression mechanism, thus solving the problem of the inability to simulate strike-slip fracture systems within a craton.

The application provides a double-mode RDF forming device, which comprises a ring die, a rotating shaft assembly and a transverse compression roller; the bottom of the ring die is provided with a raw material collecting die; the raw material collecting die comprises a collecting groove, and the bottom of the collecting groove is provided with a longitudinal forming hole; the side of the rotating shaft assembly is movably connected with a plurality of longitudinal compression rollers; when the rotating shaft assembly rotates, the transverse compression roller revolves along the inner side wall of the ring die, so that the raw material is compressed into the transverse forming hole; the longitudinal compression roller is simultaneously driven to revolve along the collecting groove, so that the accumulated raw material is compressed into the longitudinal forming hole; the bottom of the raw material collecting die is provided with a bevel gear, the side of the longitudinal compression roller close to the rotating shaft assembly is provided with a proximal bevel gear part, the bevel gear is engaged with the proximal bevel gear part, so that the longitudinal compression roller revolves along the collecting groove while rotating; the side of the longitudinal compression roller away from the rotating shaft assembly is provided with a distal bevel gear part, the lower end surface of the transverse compression roller is provided with a driving bevel gear part, and the distal bevel gear part is engaged with the driving bevel gear part, so that the transverse compression roller revolves along the inner side wall of the ring die while rotating.

The application discloses a kind of based on horseshoe-shaped microstructure three-dimensional flexible metamaterial impact injury protective pad, purpose is to solve the problem of explosion impact injury and blunt injury behind bulletproof vest, avoid stress wave in acoustic impedance mismatch interface multiple reflection transmission to human body cause harm.The present application is by the lower hexahedron, the first upper end hexahedron, the middle hexahedron, the second upper end hexahedron Irregular cuboid consisting of.N hexahedral horseshoe-shaped microstructure unit is arranged by space array mode and is connected by the vertex connection of hexahedral horseshoe-shaped microstructure unit.It is composed of 12 solid curved rods by the end point connection of solid curved rod, and the solid curved rod is connected by two center-symmetrical bending cylinders;The present application can produce longitudinal tensile and transverse compression deformation simultaneously, effectively limit internal local damage collapse, meet wearable demand, while taking into account buffering and energy absorption characteristics, can effectively protect explosion impact injury and blunt injury behind bulletproof vest.

The invention discloses a high-load-resistant bidirectional locking folding rudder which comprises a folding rudder wing, a rudder wing shaft, a rotating shaft and a torsional spring, the rotating shaft is used for rotationally connecting the folding rudder wing and the rudder wing shaft, the torsional spring is connected between the folding rudder wing and the rudder wing shaft, and the folding rudder wing is unfolded outwards in the free state of the torsional spring; the longitudinal clamping tongue, the longitudinal pressure spring, the transverse clamping tongue and the transverse pressure spring are used for positioning the folding rudder wing and the rudder wing shaft in an unfolded state; when the folding rudder wing is in an unfolded state, the transverse clamping tongue mounting cavity of the rudder wing shaft is aligned with the transverse clamping tongue positioning hole of the folding rudder wing, and the transverse clamping tongue is inserted into the transverse clamping tongue positioning hole under the action of the transverse pressure spring; meanwhile, a longitudinal clamping tongue mounting cavity of the folding rudder wing is aligned with a longitudinal clamping tongue positioning hole of the rudder wing shaft, and a longitudinal clamping tongue is inserted into the longitudinal clamping tongue positioning hole under the action of a longitudinal pressure spring; and the folding rudder wing and the rudder wing shaft are unfolded and locked.

This invention discloses a composite material failure prediction method based on Mohr's theory. The method includes: obtaining three basic strength values ​​of the composite material: transverse tensile strength, transverse compressive strength, and longitudinal shear strength; constructing a matrix failure function based on Mohr's theory, assuming that matrix failure is determined by stress components on its potential fracture surface; deriving coefficient relationships through a transverse isoaxial loading assumption, and determining undetermined coefficients through longitudinal shear, transverse compression, and transverse tensile loading; distinguishing between brittle and semi-brittle materials based on the ratio of transverse compressive strength to transverse tensile strength; for a given stress state, calculating the maximum value of the failure function and its corresponding angle, determining whether matrix failure has occurred, and predicting the fracture surface angle. This invention requires only three basic strength values, eliminates the need for empirical parameters, has a unified expression, and is applicable to both brittle thermosetting and semi-brittle thermoplastic composites, exhibiting high prediction accuracy.

The application provides a metal packing method, a controller and a metal packing machine, and relates to the technical field of waste metal processing. The method comprises the following steps: driving a door cover to close a material box; controlling a first compression oil cylinder to push a first compression head to transversely compress material in the direction of the front wall of the material box; controlling a second compression oil cylinder to push a second compression head to longitudinally compress the material between the first compression head and the front wall of the material box; and during the longitudinal compression, the first compression oil cylinder drives the first compression head to retreat for several times, and the first compression head remains stationary in the remaining time. The application can reduce energy loss caused by friction, improve the compression capacity of the metal packing machine, and compress the material more densely.

The utility model provides a truss type unilateral trepanning-free template mounting device, which relates to the technical field of building construction devices, and comprises an embedded part, a transverse pressing beam and a plurality of frame bodies, a formwork mounting beam is arranged on the side edge of each frame body, an inclined strut beam is further arranged in each frame body, and a transverse pressing beam penetrates through all the frame bodies and is supported on the inclined strut beams; one end of the embedded part is embedded in a pre-cast wall or a building floor, the other end of the embedded part penetrates through the transverse pressing beam, and the embedded part is provided with a fastener used for pressing the transverse pressing beam. The trepanning-free formwork installation device has the advantages that a large-size formwork can be fixed through the formwork installation beams which are arranged side by side, trepanning is not needed when the formwork is installed, and therefore the utilization rate of the formwork can be improved, concrete slurry leakage point positions are reduced, and meanwhile engineering quality and construction speed are improved. The formwork mounting device is particularly suitable for construction scenes where concrete side walls of underground buildings are poured and no bilateral formwork supporting conditions exist.

The utility model relates to a light platform device for automatic monitoring of seawall construction process, which comprises three parts of improved pile foundation structures, a lateral fixing structure and an upper platform structure, the improved pile foundation structures comprise a first improved pile foundation structure and a second improved pile foundation structure which are respectively composed of a vertical hollow steel pipe, a transverse perforated disc and a snap ring; the lateral fixing structure is composed of a first inclined strut, an upper end fixing bolt, a lower end fixing bolt, an upper horizontal cross rod and left and right fixing bolts. The upper platform structure is composed of a top grating plate, peripheral handrails, cross rods, second inclined struts, a climbing ladder and the like. Compared with the prior art, by improving the pile foundation structure and the lateral fixing structure, the monitoring platform pile foundation has the advantages that the monitoring platform pile foundation on the deep soft foundation is convenient to form, high in vertical bearing capacity, high in horizontal and transverse anti-pressure capacity, capable of being combined with drilling and burying for synchronous operation, convenient to install equipment by people, good in stability, high in safety and the like.

The invention discloses a method for evaluating the transverse compression performance of a carbon fiber monofilament and a test system, and the method comprises the steps of test sample preparation, test parameter and environment setting, sample positioning and size measurement, compression test and data acquisition, and performance parameter analysis and evaluation, and realizes the accurate evaluation of the transverse compression performance of the carbon fiber monofilament. The method can improve the sample preparation uniformity and the test stability, cuts off indirect parameter error conduction, solves the problems of inaccurate measurement and large data discreteness of a traditional method, greatly improves the detection precision and efficiency, and is suitable for carbon fiber performance evaluation in the fields of aerospace and the like.

The utility model relates to the technical field of pickup machine accessories, in particular to an assembled metal part transmission belt for a pickup machine, which comprises a transmission belt body, the transmission belt body comprises a compression layer and a strength layer, a wrapping layer is arranged outside the compression layer and the strength layer, and a through hole for mounting a metal part is arranged on the transmission belt body. The strength layer comprises a plurality of first splicing layers, the compression layer comprises a plurality of second splicing layers, compared with an existing transmission belt with a thread rope structure as the strength layer, the strength is better, the compression layer structure of the transmission belt is made of multi-layer wide-angle aramid fiber cloth, and the compression layer structure is small in transverse compression deformation resistance and good in longitudinal deflection performance by changing angle splicing; and the belt body is not easy to deform under impact load transmission.

The invention discloses a carbon fiber monofilament transverse compression performance evaluation system and method, and relates to the field of material mechanical property detection. The system comprises a carbon fiber monofilament micro sample preparation unit, a loading and synchronous acquisition unit, a failure mode validity judgment unit and a data processing and analysis unit, according to the method, through accurate sample preparation, real-time loading observation, image feature extraction and data correction, compression full-process monitoring is achieved, a damage mode is accurately judged, and performance parameters are calculated. The method solves the problems of large measurement error, insufficient continuity and the like in the prior art, improves the test accuracy and data comparability, is compatible with the actual surface state of the fiber, is easy to industrialize, and can provide reliable support for carbon fiber process optimization and composite material design in the fields of aerospace and the like.

The present application relates to the field of poisson ratio measurement, and relates to a method for measuring poisson ratio of piezoelectric film, which comprises the following steps: measuring or calculating the transverse compression modulus of piezoelectric film, the longitudinal compression of piezoelectric film, the longitudinal piezoelectric coefficient of piezoelectric film, and the transverse piezoelectric coefficient of piezoelectric film, and then substituting the above parameters into the formula to obtain the poisson ratio of piezoelectric film. Compared with the prior art, the present application has the advantages of obtaining the poisson ratio of piezoelectric film more accurately, avoiding the large error caused by the measurement of the film thickness change and the like.

This invention relates to the field of plant root mechanics testing technology and discloses a testing device and method for alfalfa root mechanics parameters. The testing device includes a connector, comprising an upper connecting column and a lower connecting column. The top of the upper connecting column is connected to an upper actuating rod via a positioning pin. A sensor is fixedly connected to the bottom of the upper connecting column via a double-ended stud. A connecting horizontal plate is installed at the bottom of the sensor via a second double-ended stud. An upper test base is provided at the bottom of the connecting horizontal plate. This invention, through the arc-shaped protrusion design of the upper test base and the curved groove design of the test piece, can separately realize tensile tests on the entire root system, the central column, and the cortex, as well as axial and transverse compression tests on the central column. It can accurately characterize the mechanical properties of different parts, overcoming the limitation of existing devices that can only test the tensile parameters of the entire root system, and providing more comprehensive and accurate mechanical data support for the optimization of root-soil composite removal technology.