592 results about "Stress point" patented technology

The invention relates to the technical field of bridge management, in particular to a bridge informatization management system based on digital twinning. Comprising a stress acquisition device and a traffic flow acquisition device, the stress acquisition device is arranged at a key stress point of a bridge, and the server comprises a bridge modeling module, a data receiving module, a model prediction module and a state analysis module; the bridge modeling module is used for establishing a bridge high-precision three-dimensional model through BIM and constructing a digital twinborn body of the bridge; the data receiving module is used for receiving the sensor measured value uploaded by the stress acquisition device and the traffic flow information uploaded by the traffic flow acquisition device; the model prediction module is used for converting the traffic flow data into a dynamic load and inputting the dynamic load into a digital twinborn body of the bridge for transient analysis to obtain a model prediction value of each bridge key stress point; and the analysis module is used for judging the bridge state according to an error value of the model prediction value and the sensor actual measurement value, and generating bridge state early warning when the error value exceeds an error threshold value.

The invention discloses a method for detecting the soil compaction degree of an agricultural tire, solves the problem of how to reduce the adverse consequence of soil compaction, and belongs to the field of agricultural machinery experiments. The method comprises the following steps: paving a pressure sensing film on soil to be detected, pressing a tire on the pressure sensing film at a set roll angle, counting pressure point positions and corresponding pressure values of three areas on the pressure sensing film, and further calculating the pressure sum Pt of each area; obtaining pressure weights wI, wII and wIII of the three regions according to the influence of the roll angle on the pressures of the different regions, and calculating the total pressure PD corresponding to the roll angle according to the formula: PD = PIwI + PIIwII + PIIIwIII; the total pressure PD corresponding to different roll angles theta D is obtained, and the total grounding pressure # imgabs0 # wD is calculated as the influence weight of the roll angles theta D; and calculating the total compaction degree C according to the PZ. According to the method, the influence mechanism of different roll angles of the tire on the ground pressure distribution and the soil compaction degree is quantified, and a quantitative basis is provided for optimizing the tire width, the tire pressure and mechanical operation conditions.

The invention provides an elastic-plastic unified description method and system for nonlinear characteristics of surrounding rock considering medium-principal stress, and belongs to the technical field of computer aided design. The method comprises the following steps: carrying out a true triaxial mechanical property test on surrounding rock to obtain a surrounding rock total stress-strain curve, extracting characteristic stress points of the stress-strain curve, and carrying out stage division on the stress-strain curve; constructing a characteristic yield surface in the stress space based on the characteristic stress points; based on the staged characteristics of the stress-strain curve, plastic deformation capacity characterization functions of different stages are constructed respectively, and the plastic deformation capacity characterization functions are used for describing the plastic deformation capacity of the stress-strain curve; and constructing a nonlinear hardening-softening equation to describe evolution characteristics of the characteristic yield surface. According to the scheme, the nonlinear characteristics of the stress-strain curve can be more comprehensively and accurately described under different minimum principal stresses and medium principal stresses.

The invention belongs to the field of machining, and particularly relates to a precise centering clamp for an annular thin-wall part. A precise centering clamp for an annular thin-wall part is reasonable in structure, has the self-adaptive adjusting capacity and can achieve precise centering. The precise centering clamp comprises a clamp base and the like. A bottom supporting piece is arranged at the top of the clamp base and can support and place workpieces with different diameters, a circle of rails are arranged on the top of the clamp base in the radial direction of the clamp base, adapters are arranged on the rails in a sliding mode and are in an L shape, clamping jaw bodies are connected to the inner side faces of the adapters, and the clamping jaw bodies can be detached. According to the clamping jaw, the clamping jaw body is divided into two parts through the arc-shaped groove, the clamping jaw body has an open space, so that the two faces of the clamping jaw body can make contact with the outer side wall of the annular thin-wall part, the stress points of the clamping jaw body and the annular thin-wall part are increased, the annular thin-wall part is better fixed, and the clamping jaw body can be prevented from being damaged due to stress.

Device for repairing passenger cars (6) with a spare wheel well (11) which are damaged in the area of ​​their rear by denting, characterized by a holding bracket (1) attachable to the spare wheel well (11) and a hydraulic cylinder (5) attachable to the holding bracket (1) as a counter-support, with which the rear of the vehicle is straightened out again, wherein the holding bracket (1) has a round shape, due to which the hydraulic cylinder (5) seeks its pressure point on the holding bracket (1) itself, via which the holding bracket (1) receives the pressure of the hydraulic cylinder (5).

The invention discloses a space special-shaped steel box girder jig frame and an assembling technology applying the jig frame, and particularly relates to the technical field of steel box girder construction.The space special-shaped steel box girder jig frame is characterized in that middle arch feet are installed at the bottoms of two sets of goose towers, main arch ribs are installed on the two sides of the two sets of middle arch feet, and the overall structure of each main arch rib is in a herringbone shape; auxiliary arch ribs are arranged on the inner sides of the herringbone structures of the main arch ribs respectively, each auxiliary arch rib is specifically composed of an inclined rod and a curved rod, side arch feet are installed at the herringbone tail ends of the main arch ribs respectively, arch rib supports are sequentially arranged below the main arch ribs along radian stress points, and steel box girders are arranged below the arch rib supports 5. The projection on the plane is a cubic parabola, so that the bridge body shows a unique visual effect at different visual angles, an engineering structure and artistic aesthetics are perfectly combined to become an urban landmark building, and the landscape value and cultural connotation of a region are improved.

The utility model relates to a high-load multifunctional lifting appliance which comprises a cylindrical lifting appliance body, a plurality of first lifting arms are uniformly arranged on the outer circumferential surface of the lifting appliance body along the circumference at intervals, a pulley mechanism is mounted on each first lifting arm in a matched manner, and a connecting seat is mounted at the bottom of each pulley mechanism in a matched manner; a second suspension arm is installed at the bottom of each connecting base in a matched mode, the installation position of each second suspension arm on the corresponding first suspension arm is adjusted through a corresponding pulley mechanism, and suspension rod mechanisms are installed at the two ends of each second suspension arm in a matched mode respectively and used for hooking workpieces. The arrangement number and the movement range of the lifting hooks can be increased based on the form of subpackaging small lifting arms, so that the number of lifting stress points of workpieces is increased during lifting appliance operation, the safety and the stability in the lifting process are improved, workpiece deformation is effectively reduced, and the product quality is improved.

Embodiments of the disclosure provide systems and methods for implementing 3D printing to manufacture 3D print objects with dynamic adjustment of 3D print infill specifications based on determined regions of stress points in a given 3D device design. A disclosed method comprises receiving a 3D object design for a 3D device to be printed; determining, based on the 3D object design and a trained model, a region of the 3D object with a projected likelihood of human interaction above a threshold likelihood; and generating, based on the determined region of the 3D object, instructions to selectively adjust one or more print infill specifications at the region.

The invention discloses a hub bearing structure and method for improving overload impact. A bearing structure composed of a bearing outer ring, a steel ball and a bearing inner ring is installed outside the hub flange, the steel ball is located in a ball groove arc groove formed by combining the bearing outer ring and the bearing inner ring, and the steel ball makes contact with the surface of the hub flange to form an impact force load stress point. A small gap structure used for active interference when the hub bearing structure is impacted is arranged between the bearing outer ring and the hub flange. When the structure encounters the impact working condition, the impact load borne by the steel balls in the bearings is reduced through interference between the hub bearings, the structure is simple, implementation is easy, and the impact force of the steel balls of the bearings can be effectively reduced when the brake load of the automobile disc brake is too large.

The utility model belongs to the field of pipeline construction auxiliary devices, particularly relates to a side slope protection device, and aims to solve the problems that when an existing device is used, the angle can be adjusted to be attached to a side slope for protection, but when the existing device is fixed, main stress points of the existing device are a plurality of conical rods below a bottom plate of the existing device, and when soil is loose, the existing device cannot be attached to the side slope. In order to solve the problem that the safety of the device is reduced due to the fact that the device can be directly and integrally overturned, the utility model provides the following scheme that the device comprises a bottom plate, and a plurality of fixed anchor rods are fixedly connected to the bottom of the bottom plate. When the slope protection device is used, the slope protection device effectively protects and reinforces a slope through the synergistic effect of the reinforcing mechanism and the collapse prevention mechanism, the stability of the whole device can be enhanced through the reinforcing mechanism, and the slope protection device can resist the influence of slope soil loosening or external force. And the anti-collapse mechanism can actively prevent the slope soil from sliding down, so that the occurrence of slope collapse accidents is avoided.

The invention relates to an elevator spandrel girder mechanical analysis method based on finite element analysis. The method comprises the following steps that an elevator spandrel girder three-dimensional model is constructed, and an optimization interference problem is checked; determining load coefficients and rated load proportions of the elevator under different working conditions according to related standards; according to the working conditions of full-load car descending braking and full-load counterweight descending braking, the steel wire rope pulling force and the main machine rack bearing pulling force are calculated; the two ends of the bearing beam are simplified into simple support structures, and loads borne by all stress points of the bearing beam are determined; theoretically calculating the strength and rigidity of the bearing beam; establishing a finite element model by utilizing finite element analysis, and performing simulation analysis on the two extreme working conditions; and comparing theoretical calculation with finite element simulation data, and evaluating whether the strength and rigidity of the spandrel girder meet requirements or not. The design accuracy and reliability of the elevator bearing beam can be effectively improved, the design cost is reduced, and the method is suitable for various well layout and steel wire rope routing modes.

The invention discloses a calibration method of a shock isolation device compression shear testing machine based on a three-way force sensor, and solves the technical problem of low accuracy of an existing calibration method. A multi-component force measurement system based on a three-direction force sensor is adopted to obtain force value measurement data, the complex stress condition of the compression-shear testing machine of the shock isolation device is converted into a six-dimensional force representation form including three-direction component forces and three-direction moments, the compression-shear testing process of the compression-shear testing machine is simulated, and the three-dimensional force representation form of the compression-shear testing machine is obtained. The eccentric position and the real-time stress of a stress point are determined by executing a two-stage measurement process, in the first stage, a vertical static load is pre-added through a vertical actuator, the collection result and the position coordinate information of each single three-way force sensor are obtained, and the eccentric position of the stress point is calculated and determined, and in the second stage, the real-time stress of each single three-way force sensor is obtained. The horizontal actuator is used for applying shear displacement to carry out a compression-shear test, a real-time acquisition result of the three-way force sensor is obtained, real-time stress is calculated, the compression-shear testing machine of the shock isolation device is calibrated, and the accuracy of force value calibration of the compression-shear testing machine is improved.

The utility model relates to the technical field of lens processing, in particular to a fixing device for processing a tangent plane lens, and solves the problems that in the prior art, when a lens material is fixed, the whole material is inconvenient to fix, so that the stress points are too few, the stability of the material is influenced, and the quality of the material is influenced. A fixing device for tangent lens machining comprises a frame body, the inner side of the frame body is rotationally connected with a two-way screw, one side of the outer wall of the frame body is fixedly connected with a driving motor through a bolt, the two ends of the two-way screw are connected with nut seats in a screwed mode through threads, and one sides of the two nut seats are fixedly connected with fixing plates; and one side of each of the two fixing plates is fixedly connected with a telescopic rod. According to the mode provided by the utility model, the two soft cushions are close to each other, so that the side surface of a material can be clamped, the bearing plate is used for supporting the material, multi-point clamping can be carried out on the material, and the practicability is very high.

In order to overcome the problem of degraded bending resistance of existing hinge structures caused by thin elastic members of the hinge structures, the present application provides an amorphous metal elastic hinge part for glasses, comprising an amorphous metal elastic member, a first connecting portion, and a second connecting portion, wherein one of the first connecting portion and the second connecting portion is adapted to be connected to a glasses frame, and the other of the first connecting portion and the second connecting portion is adapted to be connected to a glasses temple; a hinge structure is formed by the first connecting portion and the second connecting portion; the amorphous metal elastic member is arranged around the hinge structure, one end of the amorphous metal elastic member is connected to the first connecting portion, and a gap is reserved between the other end of the amorphous metal elastic member and the hinge structure. According to the present application, the hinge structure and the amorphous metal elastic member form an integrated structure, thereby achieving full space utilization; the amorphous metal elastic member serving as a direct tensile stress point can be prevented from breaking; and the provision of the hinge structure can reduce external force applied to the amorphous metal elastic member and improve the resistance to external force induced breaking of the amorphous metal elastic member.

The utility model relates to the field of aluminum profiles, in particular to a composite aluminum profile which comprises an aluminum profile body, a positioning edge strip and a composite edge strip are fixedly arranged on at least one side of the aluminum profile body, and an inward-concave notch structure is formed among the composite edge strip, the positioning edge strip and the aluminum profile body. According to the composite aluminum profile, the locking protrusions are arranged on the sides, close to the positioning edgings, of the composite edgings, the locking protrusions and the clamping strips are in local contact and clamping connection, and therefore the composite edgings can be clamped, and the service life of the aluminum profile can be prolonged. By means of the structure, the contact position of the clamping strip and the locking protrusion can be designed into a hard and rough structure in a targeted mode, the clamping force between the clamping strip and the locking protrusion is greatly improved, the tensile resistance and the shearing resistance of a finished product can be well improved, and due to local contact, stress points are concentrated at one position, and stable extrusion clamping connection can be formed.

The invention discloses a friction in-situ self-sensing method and a friction in-situ self-sensing device for a magnetic-sensitive rubber polymer, relates to the field of rubber friction sensing detection, and comprises a magnetic-sensitive rubber polymer friction self-sensing principle, a self-sensing array design technology and a three-dimensional force detection principle. The device comprises a loading driving module, an electromagnetic regulation and control module and an acquisition control module. The device has the capability of autonomously sensing interface contact friction and the characteristic of autonomously regulating and controlling friction by a magnetic field, normal stress and shear stress in the magnetic-sensitive rubber and the accurate position of a stress point can be detected in real time through the flexible array sensor in the magnetic-sensitive rubber, and then a beam-spring model is established to deduce a stress-friction force relationship; and calculating the magnitude and direction of the surface friction force of the magnetic-sensitive rubber so as to realize in-situ self-sensing of the interface friction of the magnetic-sensitive rubber. The method and the device are effectively combined with a computer system, friction force can be directly measured and regulated without the help of an external sensor, the structure is simple, and the method and the device have wide prospects in the field of rubber friction.

The invention provides an intelligent robot feeding method and system, and relates to the technical field of humanoid robots, and the method comprises the steps: obtaining a test rubber product image; determining a plurality of initial stress points of the tested rubber product by using an initial stress point model based on the tested rubber product image; determining three-finger stress points based on the plurality of initial stress points of the tested rubber product; generating a plurality of sets of grabbing schemes based on a plurality of initial stress points and three-finger stress points of the tested rubber product, wherein each set of grabbing scheme comprises five-finger stress points; acquiring a captured video of each set of capturing scheme; target grabbing points of the remaining two fingers are determined based on the grabbing video of each set of grabbing scheme; and based on the force bearing points of the three fingers and the target grabbing points of the remaining two fingers, the five-finger robot is controlled to conduct feeding grabbing on the remaining rubber products. According to the method, the adaptive grabbing points of the rubber products can be efficiently and accurately determined, and stable feeding grabbing of the robot is achieved.

The invention relates to the technical field of skating blade adjustment, and discloses a skating blade adjustment method and system based on a sole curve, and the method comprises the steps: obtaining the footwear wearing data of a wearing user, and obtaining and building a footwear use model of the wearing user according to the footwear wearing data; obtaining a sole curve of a to-be-mounted skating blade, substituting the sole curve of the to-be-mounted skating blade into the shoe use model, and obtaining a preset gravity center point position and a preset stress point position of the sole curve; according to the relation between the preset gravity center point position and the preset stress point position, the mounting position of the skating blade is determined; and obtaining body information of the wearing user and construction information of the skating blade, and judging whether the mounting position of the skating blade is adjusted or not according to the body information of the wearing user and the construction information of the skating blade. According to the invention, by establishing the shoe use model of the wearing user, the mounting position of the skating blade can be accurately determined, so that the skating performance is optimized, and the comfort and safety are improved.

The invention relates to the technical field of coal seam stress prediction, in particular to a coal seam three-dimensional stress prediction and visualization method, system and device and a medium, and the method comprises the steps: setting an artificial seismic source and a detection point, exciting a seismic source signal, and collecting a seismic wave response signal and a stress value; carrying out wave field forward modeling simulation through a time fractional order viscoelastic wave equation to obtain a forward simulation wave field, and carrying out full waveform inversion to output three-dimensional wave velocity data; performing reverse time migration imaging on the seismic wave response signal to obtain a three-dimensional coal seam structure mask pattern; performing slicing processing on the three-dimensional wave velocity data and the three-dimensional coal seam structure mask pattern along the same spatial dimension, then combining the three-dimensional wave velocity data and the three-dimensional coal seam structure mask pattern into an input tensor, inputting the input tensor into a convolutional neural network, and outputting a two-dimensional stress prediction slice; and splicing the two-dimensional stress prediction slices to construct a three-dimensional stress body, generating three-dimensional stress point cloud data, and further generating a three-dimensional stress grid model and a structure-stress integrated visual three-dimensional cloud picture. According to the invention, high-precision three-dimensional stress prediction and real-time early warning of the coal seam can be realized.

The invention relates to the technical field of dam stress analysis and evaluation, and discloses a dam stress coupling effect analysis and evaluation system based on a measurement and control terminal, which comprises a data module for acquiring dam water level data, dam upstream water area water flow data and stress field data, the gradient module is used for dividing dam stress field gradients through dam water level data, dam upstream water area water flow data and stress field data and conducting optimization compensation on the dam stress field gradients, dam stress fields are obtained, multiple stress fields are crossed to obtain the stress field effect, multiple cross points are obtained through the stress field effect, and the dam stress field effect is obtained. The correlation module is used for obtaining the interaction correlation of the dam stress points and arranging the priorities of the dam stress points according to the correlation, correlation analysis of the dam stress coupling effect is achieved, the number of sensors arranged on the dam is reduced, and the correlation analysis accuracy of the dam stress coupling effect is improved. And the complexity of dam monitoring is reduced.

The invention relates to the technical field of container welding, in particular to an intelligent overturning and welding integrated production line for the front end and the rear end of a container. Comprising a roll-over stand, a welding gun and a mechanical arm, two supporting columns are installed at the upper end of the overturning frame. Rotating plates are rotationally mounted on the surfaces, close to each other, of the two supporting columns; through cooperation of the support and the supporting plate, the supporting plate can clamp the front-end frame or the rear-end frame, so that in the process that the driving motor drives the rotating plate to rotate, the rotating plate can drive the front-end frame or the rear-end frame clamped by the supporting plate to rotate, and workers do not need to use assistive devices such as ropes and iron chains to assist in rotating or overturning of workpieces; in addition, the clamping area of the supporting plate on the front-end frame or the rear-end frame is large, so that stress points between the supporting plate and the front-end frame or the rear-end frame are evenly distributed, the deformation problem of the front-end frame or the rear-end frame is avoided, and the overturning stability of the front-end frame or the rear-end frame is improved.

The invention discloses a tensile property detection device and method for cable processing, and relates to the technical field of performance detection.The tensile property detection device comprises a tensile testing machine, two mounting seats which are distributed up and down are fixedly mounted on the tensile testing machine, wire winding frames are mounted in the mounting seats, and each wire winding frame comprises a fixed mounting seat, a winding rod and a clamping mounting seat; the fixed mounting seat is located on one side of the clamping mounting seat, the rolling rod is fixedly connected between the fixed mounting seat and the rolling rod, a fixing mechanism is mounted in the fixed mounting seat, and a clamping mechanism is mounted in the clamping mounting seat; the cable is wound on the winding rod on the winding frame by two or more layers, mutual friction limitation is achieved through the contact faces between the outer surfaces of the cable winding parts for fixing, the cable is clamped and fixed through a larger stress face, the problem that the cable is broken at the stress point position of the clamping and fixing position is solved, and the cable winding efficiency is improved. And the final tensile property detection data of the cable is more accurate.

The invention relates to the technical field of coaxiality detection, in particular to a plunger type concrete pump main oil cylinder and concrete cylinder coaxiality detection device and method.The plunger type concrete pump main oil cylinder and concrete cylinder coaxiality detection device comprises a main oil cylinder, a concrete cylinder and a water tank arranged between the main oil cylinder and the concrete cylinder, a connecting rod is arranged in the water tank, and the connecting rod is connected with a cylinder rod in the main oil cylinder and a concrete piston in the concrete cylinder; a length measuring device and a strain force measuring device are arranged on the connecting rod, the length measuring device is used for measuring the length information of the connecting rod extending into the concrete cylinder, and the strain force measuring device is used for measuring the strain force information of the section, which is L away from the stress point of the concrete piston, on the connecting rod; and the coaxiality deviation condition of the concrete piston at the specific position of the concrete cylinder is calculated according to the length information and the strain force information. According to the invention, the coaxiality of the concrete pump finished product can be conveniently detected without disassembling and assembling the assembled parts of the concrete pump.

The utility model relates to the technical field of anchor rod support monitoring, and discloses a stress monitoring assembly for a pre-stressed anchor rod, a hoop port of one group of hoop pieces is rotatably connected with a tightening screw rod, and a hoop port of the other group of hoop pieces is provided with a buckle groove opposite to the tightening screw rod. And the stress sensor and the adjusting screw seat are screwed and fixed through a stress screw rod. According to the utility model, the two groups of hoop sleeve positioning assemblies are used for hoop positioning and are buckled on the anchor rod in a hoop manner, and then the two groups of hoop sleeve positioning assemblies are used as stress points, and the stress monitoring assembly is arranged between the two groups of hoop sleeve positioning assemblies; the prestress of the anchor rod is monitored in real time by utilizing the tensile stress sensing monitoring of the stress sensor, so that the anchor rod has the advantages of simple and convenient installation performance, higher installation flexibility and more convenience in subsequent disassembly and assembly, and the whole anchor rod can be disassembled without disassembly and assembly of anchor rod accessories.

The utility model discloses a pneumatic chuck for a glass cloth sending mechanism, which comprises a clamping jaw assembly, the clamping jaw assembly comprises a fixed seat and a plurality of clamping jaws, each clamping jaw comprises a mounting block and a first clamping jaw which are arranged at an included angle, and the connecting position of the first clamping jaw and the mounting block is of an arc-shaped structure, so that the stress area of a stress point is enlarged, the stress is improved, and the service life of the clamping jaw is prolonged. Therefore, the strength of the clamping jaw is enhanced, the situation of jaw breakage is avoided, the number and frequency of replacing the clamping jaw are reduced, and the production efficiency is improved.

The invention provides an assembly based on an external steel support multi-layer steel structure and an assembling method, and the assembly based on the external steel support multi-layer steel structure comprises a multi-layer support steel structure main body and a plurality of interlayer connecting structures, the upper sides and the lower sides of the multiple interlayer connecting structures are fixedly connected with the two sides of the interior of the multi-layer supporting steel structure body, the distances between the multiple second mounting plates and the multiple connecting blocks are changed through the multiple threaded rods, and at the moment, the elastic force of the multiple high-rigidity springs located between the multiple second mounting plates and the multiple connecting blocks can be changed; when the device is vibrated, the multiple high-rigidity springs absorb stress generated by vibration at the moment, instability of the device caused by vibration is avoided, through two adjusting modes, the device can achieve a better connecting effect when facing different environments, the applicability of the device is improved, and the service life of the device is prolonged. And the connection rigidity of main stress points after the device is connected can be changed.

The utility model discloses a safety protection shed cover with a rain cover, and particularly relates to the technical field of safety shed covers, the safety protection shed cover comprises a reinforcing transverse plate, a supporting assembly is arranged on the reinforcing transverse plate, and the supporting assembly comprises two reinforcing connecting pieces arranged at the ends of the reinforcing transverse plate respectively. And a plurality of elastic supporting plates for supporting are arranged on the two reinforcing connecting pieces. By arranging the supporting assembly, when the reinforcing connecting piece and the elastic supporting plates are pressed by external force, the elastic supporting plates disperse stress points and transmit the stress points to the reinforcing connecting piece, deformation and damage caused by large load when a certain position is stressed are avoided, and when the device is used, the number of the elastic supporting plates can be increased or decreased according to needs, so that the device is convenient to use. The elastic supporting plate is clamped on the reinforcing connecting piece through the corresponding first clamping groove in the bottom of the elastic supporting plate and the second clamping groove in the reinforcing connecting piece, and the elastic supporting plate can be conveniently and rapidly disassembled and assembled.

The utility model discloses a profile structure for erecting an outdoor awning, which comprises a connecting piece provided with at least one hook part; the fixed beam is provided with a slot matched with the hook part; the connecting piece is provided with at least two supporting plates; the hook part of the connecting piece is matched with the slot of the fixed beam, and the at least two supporting plates are combined, so that the stability of the whole structure is obviously improved. Due to the clamping design of the hook part and the slot, stress is uniformly distributed, and the defect that a single stress point of a traditional screw is easy to loosen is overcome; the double supporting plates are arranged to form double supporting, the bearing pressure is further dispersed, deformation or cracking of the aluminum material caused by single-point stress is effectively prevented, the bearing capacity of the support is greatly improved, and the service life of the support is greatly prolonged.

The utility model relates to the technical field of winding machines, and discloses a winding machine structure capable of adjusting winding length and preventing wire breakage, which comprises a frame, an equipment table is fixedly mounted on one side of the frame, a fixing frame is fixedly mounted on one side of the front end of the frame, a branching roller is rotatably connected in the fixing frame, and an adjusting mechanism is arranged in the frame; the adjusting mechanism comprises a servo motor, the servo motor is embedded in one end of the fixing frame, and a threaded rod is fixedly installed at the power output end of the servo motor. Through the design of the servo motor, the threaded rod, the sliding frame, the limiting frame, the limiting groove and the abutting wheel, the wire winding length is adjusted to be increased, stress concentration during wire winding is reduced, and the wire winding quality is improved. And meanwhile, the contact wheel is matched to increase stress points, the stress is further dispersed, the smoothness of the conveying process is kept, and therefore the protection performance of the silk threads can be further improved.

The invention relates to the technical field of rubber suspensions, in particular to a rubber suspension system with an embedded damper, which comprises an upper mounting seat and a lower mounting seat, a damping main spring and an auxiliary spring are arranged between the upper mounting seat and the lower mounting seat, a lower support group is arranged in the middle of the lower mounting seat, and upper support groups are arranged at the lower ends of the two sides of the upper mounting seat. The main damping spring is located between the side end of the lower support set and the upper support set, the auxiliary spring is located between the upper end of the middle of the lower support set and the upper support set, a damper coaxial with the main damping spring is embedded in the main damping spring, and the two ends of the damper are connected to the upper support set and the lower support set respectively. An upper sealing unit and a middle sealing unit are arranged on the upper portion and the middle portion of the damper respectively. According to the scheme, the gravity center and the overall height of the suspension can be reduced, stress points of the balance beams are dispersed, and the service life is prolonged.