16results about How to "Deformation stable" patented technology

The utility model discloses a kind of U-shaped metal spring pieces of adjustable pre-tightening force, including U-shaped body, adjusting mechanism and anti-loosening assembly, the U-shaped body is made of two symmetrically arranged leg and the connecting part of connecting leg, the free end of the leg forms elastic contact end, the adjusting mechanism includes the screw rod of at least one the leg and the nut of the screw rod screw cooperation, the axis of the screw rod is perpendicular to the extension direction of the leg, and one end of the screw rod is abutted to the inner side surface of the connecting part. By screw rod and nut cooperation can flexibly adjust pre-tightening force, adapt to different working condition demand, solve the limitation of traditional spring piece pre-tightening force fixed;Adjusting knob with anti-slip line, cooperate nut limit plane, convenient operation and prevent skidding, improve adjustment efficiency and stability. The sliding cooperation of guide groove and guide boss ensures that leg deformation is stable, improves pre-tightening force adjustment accuracy.

This invention relates to the field of transportation device technology, and discloses a multi-state transportation device and its state transition method that features automatic deployment triggered by a lift. The transportation device includes a main structure, deformable units movable relative to the main structure, and a movable support assembly associated with the deformable units. By applying a lifting force to the main structure, relative motion is created between the main structure and the deformable units, triggering the deformable units to exhibit a self-deploying tendency relative to the main structure under gravity, and to move in the deployment direction under constraint guidance. The deformable units drive the movable support assembly from a receiving position to a ground support position to support the main structure off the ground, thereby transforming the transportation device from a receiving state to an extended state. This invention utilizes lift triggering, gravity drive, and structural constraint guidance to achieve automatic deployment. Users can trigger state switching with a single lifting action, offering advantages such as simple operation, smooth deployment, good structural compatibility, and coordinated deployment of the left and right deformable units.

The application discloses a surface-defect-free high-purity oxygen-free copper wire manufacturing method based on continuous extrusion, relates to the field of non-ferrous metal precision machining technology, and directly adopts an up-drawing continuous casting billet to extrude a target specification wire rod in one step through continuous extrusion, so that a plurality of drawing processes and at least one intermediate annealing process in a traditional process are completely omitted, a process flow is compressed by more than 60%, a production cycle is significantly shortened, equipment investment, labor cost and energy consumption loss are reduced, wire rod production efficiency is greatly improved, large-scale production cost is greatly reduced, and the application has a strong industrialization advantage; the continuous extrusion process introduces large plastic deformation, can strongly break original as-cast coarse grains, and simultaneously compacts and eliminates internal defects such as pores and shrinkage porosity generated in the up-drawing continuous casting process, and improves wire rod density. Compared with a traditional processing method, the wire rod prepared by the application avoids problems such as annealing oxidation, uneven structure and performance fluctuation, and the elongation of a finished product is greater than or equal to 40%.

The present application relates to a kind of high elastic shaping underwear functional fabric production equipment and its production method, the technical field belongs to textile machinery technology, the technical problem to be solved is that conventional equipment is sprayed high elastic shaping underwear functional fabric, fabric is easily displaced, coating is uneven, including setting clamping component and tension component linkage, utilize mounting bracket and press wheel clamping fabric edge, support box expands fabric, ensure stable spraying, detection component scans and detects fabric flaw, winding frame synchronously winds fabric, the present application is prepared by equipment, installs spool etc. Step, utilize specific configuration to realize fabric stable expansion, uniform spraying, accurate flaw finding and automatic winding, guarantee fabric performance and quality, improve production automation degree.

The utility model discloses a kind of laser cutting machines facilitating material taking, it is related to laser cutting machine technical field, including laser cutting machine body, controller and laser cutting head, the surface of the laser cutting machine body is equipped with controller, the top of the laser cutting machine body is provided with laser cutting head.The laser cutting machine facilitating material taking, by starting to drive motor after completing cutting, so that first processing plate can drive second processing plate to move, so that second processing plate can be cut to the laser cutting head bottom end when moving to newly placed workpiece, and the first processing plate removed can be quickly taken out to the workpiece processed, by the contact between protective pad and clamping plate, and mounting rod can be inserted into clamping plate inside, immediately by locking rod locking mounting rod, clamping plate can be protected by protective pad when clamping workpiece, avoid laser cutting machine when clamping workpiece and produce deformation.

The application relates to a seal structure for an aluminum alloy window sealing edge, in particular to a one-piece seal structure for an aluminum alloy window sealing edge, which has a constant cross section along the length direction. The cross section comprises a base part for fixing the seal structure body for the aluminum alloy window sealing edge, a cavity part provided with a hollow compression cavity, and a sealing part connected with the cavity part. The wall body of the cavity part comprises a pressure-bearing back plate connected with the base part and an elastic arc surface connected with the sealing part. The sealing part comprises a main sealing rib extending from the independent elastic arc surface and a secondary sealing rib arranged below the main sealing rib. The seal structure for the aluminum alloy window sealing edge is firmly fixed with the mounting groove through the above structure design, and when being extruded, the hollow compression cavity is deformed and the main and secondary sealing ribs of the sealing part are cooperated to provide excellent sealing performance and buffering performance, meanwhile, the structure is compact, the installation is convenient, and the sealing reliability and service life of the equipment or component are remarkably improved.

This invention provides a booster stage rotor structure and a compressor. The rotor structure includes: a fan shaft; a drum assembly fitted onto the fan shaft, including a front drum cantilever and a rear drum cantilever spaced apart along the axial direction of the fan shaft; one end of the front drum cantilever is provided with a front support portion fitted onto the fan shaft, and one end of the rear drum cantilever is provided with a rear support portion fitted onto the fan shaft, the rear support portion being located on the side of the rear drum cantilever away from the front drum cantilever; and a plurality of rotor blades arranged sequentially along the axial direction, with the rotor blades mounted on both the front and rear drum cantilever arms. This design, in a first aspect, shortens the cantilever length, significantly reducing instability at the cantilever end; and in a second aspect, torque transmission positions are provided between the fan shaft and the front drum cantilever, and between the fan shaft and the rear drum cantilever, resulting in smoother and more reliable rotation of the drum assembly.

This invention belongs to the field of mechanical metamaterials technology and discloses a catenary-level concave honeycomb cell and multi-cell structure. It includes catenary-level units, each comprising two curved catenary edges and one straight edge. The two curved catenary edges are symmetrically arranged on both sides of the straight edge, and the ends of the curved catenary edges connect to the ends of the straight edge. The honeycomb cell is a symmetrical, concave hexagonal structure, including two horizontal cell walls and four inclined cell walls, which are formed by sequentially connecting multiple catenary-level units. The multi-cell honeycomb structure is composed of multiple honeycomb cells arranged in a periodic array in a plane. The catenary-level concave honeycomb structure provided by this application exhibits stable deformation and load-bearing capacity, enhances the negative Poisson's ratio effect, and significantly improves load-bearing and energy absorption performance.

The present application relates to a kind of micro aircraft low-speed lift increasing wrinkle airfoil, including main wing, wind speed detection sensor, shape memory alloy wire, direct current power supply, remote control machine, the main wing is the wrinkle wing profile structure with lift increasing effect, the wind speed detection sensor is installed on main wing and the wind speed signal detected is passed to remote control machine, the shape memory alloy wire is electrically connected with direct current power supply, the shape memory alloy wire and direct current power supply are installed on main wing, the direct current power supply is connected with remote control machine and is controlled by remote control machine, the on-off electricity situation of shape memory alloy wire and direct current power supply is controlled by remote control machine, make main wing switch between wrinkle wing type and flat plate wing type.The present application can significantly improve the lift of micro aircraft wing, has the advantages such as controllable deformation, reliable structure, stable driving and low energy consumption.

The invention discloses a self-adaptive reinforcing and repairing structure for wood members of ancient buildings, which comprises four rafters, humps are arranged at the tops of the four rafters, flat purlin is arranged at the tops of the humps, supporting bottom beams are arranged on the sides, close to each other, of the four rafters, and supporting top beams are arranged on the side surfaces of the flat purlin. The self-adaptive reinforcing and repairing structure for the historic building wood component further comprises a bottom beam fixing structure. The invention relates to the technical field of historic building repair, through the cooperation of the supporting bottom beam, the supporting top beam, the bottom beam fixing structure and the self-adaptive supporting structure, part of load borne by the flat purlin is transferred to the supporting top beam and the supporting bottom beam, further expansion of deformation of the flat purlin is effectively inhibited, it is ensured that rafters are stably supported and reinforced, and the service life of the flat purlin is prolonged. The stability and the bearing capacity of the whole wood framework are improved, on the premise that an original wood structure system of an ancient building is not damaged, precise reinforcement of wood components of the ancient building is achieved, and the overall service life of the wood structure body of the ancient building is prolonged.

The application discloses an intelligent building hanging lighting device, and relates to the technical field of intelligent lighting devices, which comprises a lamp body, a bearing seat, a hanging control telescopic rod, a rotating part and a control assembly. The control assembly comprises a control shell, a fixed plate, a rotating disc, a friction ring, a mounting plate, a roller and a matching capsule. The longitudinal section of the roller is in the shape of an I-beam, and the roller and the friction ring are in contact with each other. The matching capsule has two groups, and the two groups of matching capsules are fixed on the upper and lower sides of the roller facing the friction ring. The thickness of the friction ring gradually increases from the lamp body to the control shell. Compared with the prior art, the single-sided contact is improved to double-inclined-surface contact, the contact area is increased, the friction force is improved, and when the lamp body is rotated at a large angle, the deflection moment of the lamp body under the gravity is increased, the thickness of the friction ring contacted by the roller is also increased, greater friction force is obtained, and the stability of the lamp body at the position is maintained.

The invention relates to the technical field of filling, in particular to a container conveying device for a filling production line, which comprises a first conveying mechanism, a second conveying mechanism and a shifting mechanism. The first conveying mechanism is used for conveying a plurality of empty containers arranged in multiple rows and multiple columns. The second conveying mechanism is arranged on one side of the first conveying mechanism, the conveying direction of the second conveying mechanism is perpendicular to the conveying direction of the first conveying mechanism, and the second conveying mechanism is used for conveying a plurality of empty containers arranged in a single row. The material stirring mechanism is arranged on the common side of the first conveying mechanism and the second conveying mechanism and used for stirring each row of empty containers on the first conveying mechanism to the second conveying mechanism. By arranging the material shifting mechanism, pushing force is applied to one ends of the same row of empty containers, so that the rows of empty containers are transferred from the first conveying mechanism to the second conveying mechanism one by one according to the sequence, it is guaranteed that each empty container in each row can smoothly pass through the connection position of the two conveying mechanisms, and the phenomenon of toppling is not likely to happen when the empty containers pass through the connection position; and the production efficiency is improved.

The present disclosure relates to the technical field of sensitive element processing equipment, and an embodiment of the present disclosure provides a grinding wheel cutting device for sensitive element manufacturing, which comprises a chassis, a conveying belt and a feeding rack, the conveying belt is arranged inside the chassis, the feeding rack is arranged on the side surface of the chassis, a feeding conveying assembly is arranged on the chassis and the conveying belt, and a positioning cutting assembly is arranged outside the chassis, the positioning cutting assembly comprises a high-speed motor, the high-speed motor is arranged on the chassis, a cutting grinding wheel is arranged at the output end of the high-speed motor, an outer cover is fixed outside the driving motor, and the outer cover wraps outside the cutting grinding wheel. Through the above technical scheme, the technical problem that the ordinary mechanical cutting equipment in the prior art can improve the speed, but lacks precise positioning and self-adaptive adjustment capability, and for thin willow silk with a diameter of only dozens of microns to hundreds of microns, axial deviation or radial deformation is easy to occur during cutting, resulting in uneven cutting and end face damage is solved.

The utility model discloses an electric intraocular lens implanting system which comprises an injector outer shell, an injector rear shell, a push needle, a power system and a power supply system, the injector outer shell and the injector rear shell play a role in protection, the push needle is used for pushing out an intraocular lens, the power system is used for providing power for the whole injection process, and the power supply system is used for providing energy for the power system. The power system and the power supply system are installed in the injector outer shell, the power system is connected with the power supply system, part of the power system and the whole power supply system are wrapped in the injector rear shell, the tail end of the injector rear shell is provided with a USB charging outer hole, and the USB charging outer hole is connected with an external wired charger. The speed in the injection process is uniform, stable and controllable, and the deformation of the artificial lens is controllable, so that scratching and tearing are reduced, the risk in the implantation process is reduced, the implantation success rate is improved, in addition, a large amount of training on doctors can be reduced, and the workload of the doctors can be reduced.

This utility model discloses a sand core skeleton for integrally cast turbine blades, relating to the technical field of sand core fabrication for integrally cast turbine blades. This sand core skeleton for integrally cast turbine blades includes two clamping plates. The interior of each clamping plate is respectively provided with a first reinforcing rib, a second reinforcing rib, and a third reinforcing rib. The bottoms of the first, second, and third reinforcing ribs are fixedly connected by positioning ribs. A screw is inserted into each clamping plate, with a nut threaded to one end of the screw. A washer is fitted onto the surface of the screw, with one side of the washer fitting against one side of the nut. This properly designed sand core skeleton improves the precision of sand core manufacturing, reduces the probability of sand core breakage, significantly improves the dimensional accuracy of the integrally cast turbine, and shortens the production cycle. Furthermore, different types of molding sand are used for molding. First, the core weight is calculated based on the density of each type of sand. Actual production on-site has proven that using this type of core skeleton ensures the core remains stable and does not deform.

The application provides a lift top wheel damping device, which comprises: a first damping layer and a third damping layer which are symmetrically arranged and respectively tightly attached to the bottom surface of an upper beam and the top surface of a base; a second damping layer embedded between the first damping layer and the third damping layer and a buffer device embedded in the inside of the first damping layer and the third damping layer; wherein the buffer device comprises: a first bottomless outer cover with the top surface facing the bottom surface of the upper beam and the top surface of the base; a first topless outer cover with the top surface covering the side wall of the first bottomless outer cover and the bottom surface close to the second damping layer; and a damping spring arranged between the first bottomless outer cover and the first topless outer cover. The lift top wheel damping device divides the traditional damping pad into three layers, and sets the buffer device with the damping spring in the inside of the first layer and the third layer, so that the damping spring in the compression state drives the recovery of the damping pad, and the buffer device covered by the damping pad limits the shaking of the damping spring, thereby increasing the stability.