62results about How to "Prone to deformation" patented technology

The invention relates to a novel wood-based composite material, and belongs to the field of composite materials. The novel wood-based composite material takes solid wood sawn timber as the base, artificial concavities used for damaging tree growth stress are machined in the solid wood sawn timber, and the solid wood sawn timber with the artificial concavities serves as the base material of the wood-based composite material. Attachments are arranged on the base material, and the attachments with different properties and the base material are combined to form the wood-based composite material. According to the composite material, the structural form and manufacturing process of existing wood are changed, part of the properties of the wood are changed or strengthened, a novel concept and process are provided for efficient use of wood plates, and the novel wood-based composite material is revolutionary enough in the field of wood plates.

The invention relates to a variable-stroke soft pneumatic gripping device and a working method thereof. The variable-stroke soft pneumatic gripping device comprises an installation base plate, whereina center of a bottom end of the installation base plate is fixedly connected with a drive device, a center of a top end of the installation base plate is rotationally connected with a shaft flange, the shaft flange is connected and driven by a drive device, a top end of the shaft flange is rotationally connected with a plurality of connecting rods along an edge of the shaft flange, one ends of the connecting rods away from the shaft flange are rotationally connected with moving bases, top ends of the moving bases are fixedly connected with gas claws, the plurality of gas claws can be driven to move by the shaft flange so as to grip an object, a motion track is larger, and clamping adaptability is higher; by forming tooth grooves and air filling grooves on the gas claws, the bending gripping of the gas claws can be realized in a smaller power, the power requirement is lower, the use is more convenient, and the gripping effect is better.

The application discloses a heat conducting component, a high-capacity battery equipped with the heat conducting component and a manufacturing method of the high-capacity battery. The heat conducting component comprises hard heat conductors, wherein grooves adaptive to external wall faces of cylindrical cells are formed in side parts of the hard heat conductors, flexible heat conductor accommodating chambers are formed in groove walls of the grooves, and flexible heat conductors are arranged in the flexible heat conductor accommodating chambers. The heat conducting component disclosed by the application can be in close contact with the external wall face of each cylindrical cell in the high-capacity battery during application, thus, the heat transfer rate between the heat conducting components and the cylindrical cells is increased, and then, the heat dissipating efficiency of the high-capacity battery is increased.

The invention relates to an intelligent warm water cleaning closestool and belongs to the technical field of intelligent closestools. The intelligent warm water cleaning closestool comprises a potty, a water tank, a spray nozzle connected with a water pipe, and a spray nozzle box for accommodating the spray nozzle. The potty is provided with ring-shaped potty edges and a potty cavity, and a water flushing channel is arranged inside the ring-shaped potty edges; the nozzle comprises a base bar and a retractable spray rod sleeved inside the base bar; the potty is provided with a water separation chamber in the rear middle portion of the ring-shaped potty edges, the spray nozzle box is arranged inside the water separation chamber, the water separation chamber is upwards opened, the bottom of the water separation chamber is provided with a first hole communicated with the potty cavity, and the side wall of the water separation chamber is provided with a second hole communicated with the external space at the rear of the potty cavity. According to the intelligent warm water cleaning closestool, by means of the water separation chamber in the rear middle portion of the ring-shaped potty edges, the complete structure of the ring-shaped potty edges around the opening of the potty cavity of the potty can be maintained, a notch of the ring-shaped edges, which is formed around the opening of the potty cavity, can be omitted, further the spray nozzle box and the spray nozzle can be protected from dirt pollution.

The invention relates to a shared express box with inflation-type cushioning strips. A smart lock is arranged between a box body and a box cover. The smart lock includes a lock tongue drive mechanism,a wireless communication module, a controller and a power supply module. A main display screen and a subsidiary display screen are arranged on the box cover. A partition plate is arranged between themain display screen and the subsidiary display screen. Sliding rods are arranged on two sides of the main display screen. A slidable keyboard is arranged on the sliding rods. An electromagnetic lockis arranged between an upper end of the keyboard and the partition plate. Four curved inflation strips are arranged in the box body. Two ends of each inflation strip are respectively fixed at two opposite corners of a side wall. An annular partition pipeline is arranged in side walls of the box body in an embedding manner. The annular inflation pipeline has an inflation valve arranged in a mannerof extending from a side wall of the box body and four inflation pipes respectively connected with inflation ports of the four inflation strips. The express box of the invention can be recycled, the built-in curved inflation strips thereof can be deformed according to a shape of a transported article, and effective protection of the transported article can be realized with requiring only a very small amount of inflation.

The invention discloses a self-locking device suitable for a motor and a linear actuator, and belongs to the field of motors. The motor has self-locking performance, good stability, low noise in the operation process and good user experience feeling. The self-locking device suitable for the motor comprises an end cover installed on the motor and a friction ring arranged on a motor driving shaft in a sleeving mode. A notch is formed in the friction ring, a limiting part is arranged on the periphery of the friction ring, and the end cover is matched with the limiting part so that the friction ring can tightly hold the driving shaft when the driving shaft rotates in the first direction.

The invention provides a porous plastic crystal compound. The porous plastic crystal compound has a porous morphology formed by stacking sphere-like particles; wherein the plastic crystal comprises succinonitrile. The invention provides a porous plastic crystal compound, which has the characteristics of good stability, high ionic conductivity, adjustable porosity and the like and is applied to anall-solid-state metal-air battery. The porous plastic crystal compound serves as an electrolyte interlayer and is introduced into a solid-state positive electrode; the interface impedance between theelectrolyte interlayer and the electrode can be effectively reduced; besides, due to the adjustable porosity, gas diffusion is not hindered while tight contact with the active material is realized byintroducing into the solid-state positive electrode; according to the invention, the three-phase interface is effectively increased, reaction sites are increased, the problems of high interface impedance and few positive electrode three-phase interfaces of an existing metal-air battery are solved, and the electrochemical properties such as the discharge capacity of the all-solid-state lithium-oxygen battery are improved.

The invention belongs to the field of washing equipment, and particularly provides a support frame for washing equipment. The invention aims to solve the problem that the existing washing equipment cannot spin-dry parts of articles to be washed well. Therefore, the support frame comprises a mounting component and an elastic component connected with the mounting component, wherein under the condition that the support frame is supported in place, the elastic component abuts against the mounting component provided with the to-be-washed object to the inner wall of the washing drum in an elastic mode, and then the to-be-washed articles can be fixed in the washing drum, so that the to-be-washed articles can be dewatered in a fixed state, and the to-be-washed articles can obtain a better dewatering effect, and the problem that the to-be-washed articles are easily collided with the drum wall to be damaged can be avoided; and due to the fact that the to-be-washed articles cannot collide with the wall of the drum violently, the washing drum cannot be damaged due to serious unbalance naturally, and washing equipment can be protected effectively.

The invention discloses a damping device used for forging and belongs to the technical field of forging and pressing equipment. According to the provided damping device used for forging, different damping structures are adopted, and normal use of the damping device is ensured. The damping device comprises a groove excavated in the ground. A concrete layer is arranged on the periphery and the bottom surface of the groove. A hard rubber pad, a lower supporting column and an upper supporting column are sequentially arranged in the groove from bottom to top. An enclosing wall is arranged on the peripheries of the outer sides of the upper supporting column and the lower supporting column. A gravel layer is filled between the outer layer of the enclosing wall and the side wall of the groove. The multiple sets of damping structures are arranged between the upper supporting column and the lower supporting column. Each damping structure comprises a main damping plate. The two ends of each main damping plate are connected with the upper supporting column and the lower supporting column correspondingly. An auxiliary damping plate is further connected to each main damping plate. The other end of each auxiliary damping plate is connected with the upper supporting column or the lower supporting column. The damping device used for forging is suitable for forging equipment.

The invention relates to the field of product processing mechanical equipment, in particular to a box lowering method of a box packing machine. The box lowering method comprises the following steps that A, a plurality of stacked supporting boxes are placed in a supporting box storage space; B, a first set of fork plates and a second set of fork plates are located below the lowermost supporting box and support the multiple stacked supporting boxes; C, a negative pressure device conducts negative pressure adsorption on the bottom face of the lowermost supporting box, and the first set of fork plates move in the direction away from the supporting boxes and release the supporting box; D, the negative pressure device moves downwards by a certain distance H and then remains still; E, the penultimate supporting box is supported by the first set of fork plates; and F, the second set of fork plates release the supporting box, and the negative pressure device adsorbs the lowermost supporting box and continues to convey the supporting box to the next station. The box lowering method aims to solve the problems that the supporting boxes are stacked closely or the horizontal edges of the supporting boxes are not obvious, and the supporting boxes stacked closely can be separated precisely.

The invention belongs to the field of large steel pipe carrying, and particularly relates to a large steel pipe temporary transfer device for a building. The large steel pipe temporary transfer devicecomprises a portal frame, a holding plate A, a holding plate B, a worm, a worm gear and the like, wherein a moving device is arranged on the portal frame. The device only acts on one end of a large steel pipe, is smaller in size and lighter in weight, and is convenient to operate and is free to steer, so that the device occupies the smaller space, and is convenient to store after being used. In addition, after the large steel pipe is completely wrapped by the holding plate A, the two ends of the holding plate A are equal to the overlapped parts of the portal respectively, so that the two endsof the holding plate A are stressed uniformly, and the large steel pipe is effectively supported. According to the structure, the embracing plate A is not prone to deformation after being pressed bythe large steel pipe for a long time, the service life of the embracing plate A is prolonged, and the maintenance cost of the equipment is reduced.

The invention discloses a water-taking device for a barreled water bucket. The water-taking device comprises a water-taking seal opening. The water-taking seal opening is conical and is made of an elastic material. A bucket opening of the barreled water bucket is sleeved with the water-taking seal opening. The water-taking seal opening can be adjusted to be adapted to bucket openings, with different diameters, of barreled water buckets. According to the water-taking device for the barreled water bucket, the water-taking seal opening is simple in structure, thereby being placed stably by lowering the gravity center of the conical water-taking seal opening; the water-taking seal opening is made of the elastic material, thus deformation easily occurs, and the water-taking seal opening can tightly make contact with the bucket openings, with different diameters, of the barreled water buckets in use; a user just needs to sleeve the bucket opening of the barreled water bucket with the water-taking seal opening, and using is convenient.

The invention discloses a full-liquid-crystal instrument panel for an automobile and a manufacturing method thereof. The full-liquid-crystal instrument panel comprises a frame, a display screen and aprotective cover, wherein the joint of a first positioning column and a first limiting shaft sleeve is fixedly connected through hot melt adhesive. The method comprises the following steps: a, installing a protective cover embedding device; b, embedding a protective cover; c, shaping the inner side of the protective cover; d, standing the protective cover; e, performing casting molding on the frame; f, injecting a hot melt adhesive into the first positioning column and the first limiting shaft sleeve; g, ejecting an integral structure formed by connecting the protective cover and the frame; and h, buckling the finished display screen into the frame. The protective cover made of metal plays a role in protecting the full-liquid-crystal instrument panel, and the display screen is prevented from being damaged. The inner side of the protective cover can be shaped on the machine body, so that the protective cover is kept in a designed shape, the mounting quality is improved, hot melt adhesive injection operation can be conducted on the first positioning column and the first limiting shaft sleeve, and thereby overall connection of the protective cover and the frame is achieved.

The invention discloses forging equipment, belongs to the technical field of forging equipment, and aims to provide forging equipment of which two ends are stressed uniformly to prolong the service life of the forging equipment. The forging equipment comprises a forging and pressing device and a groove, wherein concrete layers are arranged on the periphery and the bottom surface of the groove; a hard rubber pad, a lower brace and an upper brace are arranged in the groove; a damping structure is arranged between the upper brace and the lower brace; a wall is arranged on the peripheries of the outer sides of the upper brace and the lower brace; the forging and pressing device is mounted on the upper brace; space between the outer layer of the wall and the side walls of the groove is filled with a sand stone layer; the forging and pressing device comprises a rack, a hydraulic cylinder and guide tracks; a pressing block is arranged between the two guide tracks; an end of a hydraulic shaft is connected with a connecting block; connecting rod mechanisms are symmetrically arranged on the left side and the right side of the hydraulic shaft; middles of three connecting rods of each connecting rod mechanism are hinged together; and ends of the three connecting rods of each connecting rod mechanism are respectively hinged to a rack, a connecting block and the pressing block. The invention is suitable for the forging equipment.

The invention provides a nylon yarn-dyed weaving raw yarn warping method. The method is characterized by comprising the following steps that 1) nylon raw yarn is spun into compact warp yarn, wherein the raw yarn and the compact warp yarn have the same vertical center line, and the distance between the raw yarn and the compact warp yarn is 92-104 cm; 2) warping production is conducted, wherein thedensity of the compact warp yarn is 400-450 g / dm<3>, a creel and the hung warp yarn are parallel, the hands are brushed with talcum powder for loom threading, and the humidity of the yarn during loomthreading is 63-70%; 3) reed swinging, wherein every 9 pieces of yarn serve as a row and swing into reed dents in order, and each reed dent needle is 2 mm distant from the last one and is sequentiallylengthened; 4) two static elimination devices are additionally installed on a warping machine and started during warping; 5) the density of warp beams is 300-500 g / dm<3>, the warping speed is 300-600m / min, and the inner and outer tightness of a warping shaft is consistent; 6) the seam heading range is 400-790, the swing amplitude of the reed dents is 2-4.5 mm, the pressure of a yarn pressing roller is 0.15-0.20 N, and the tension of the yarn at a rear creel is 2-4 cN. The method has the advantages of being convenient, quick, high in yield, low in consumption and suitable for meeting the requirements of the current market for short delivery time and fast pace.

The invention relates to the technical field of safety monitoring, and discloses a tunnel dome online monitoring method and system, electronic equipment and a storage medium. The stress condition of atunnel dome can be accurately monitored in real time. The system comprises a monitoring pipe which is horizontally buried in a soil layer above a tunnel dome; vibration sensors which are arranged ata plurality of positions in the monitoring pipe and are used for detecting vibration signals at the plurality of positions in the monitoring pipe; a wave generation device and a wave detection devicewhich are arranged at a pipe opening in one end of the monitoring pipe and are respectively used for generating mechanical waves propagating along the monitoring pipe and detecting reflected waves generated when the mechanical waves propagate in the pipe wall of the monitoring pipe; and a data processing device which is used for determining the crack condition and the deformation condition of themonitoring pipe according to the vibration signals output by the vibration sensors and the reflected waves detected by the wave detection device, determining the stress condition of the monitoring pipe according to the crack condition and the deformation condition, and further determining the stress condition of the tunnel dome.

The invention relates to the field of product machining machinery and equipment, in particular to a box feeding method of a boxing machine. The box feeding method of the boxing machine comprises the following steps that A, a plurality of overlapped carrier boxes are arranged in a carrier box storage space; B, a second set of fork plates are located under the lowest carrier box to support the multiple overlapped carrier boxes; C, a negative pressure device carries out negative pressure sucking on the bottom surfaces of the carrier boxes; D, the negative pressure device moves downwards for a certain distance H, and then keeps static; E, a first set of fork plates are inserted into and support the penultimate carrier box; and F, the second set of fork plates release the corresponding carrier box, the negative pressure device moves downward to suck the lowest carrier box and continues to move downwards, the lowest carrier box is conveyed to the next station, and the step C is repeated. The box feeding method of the boxing machine is specific to the condition that the carrier boxes are overlapped tightly or horizontal sides of the carrier boxes are not obvious, and can accurately separate the tightly overlapped carrier boxes.

The invention discloses an electric air door sheet of a refrigerator. A rotary shaft connection portion of the door sheet is provided with a connection hole, and the portion, in contact with a rotary shaft, of the connection hole is provided with saw teeth. The electric air door sheet has the advantages that the saw teeth are arranged in the connection hole of the rotary shaft of the door sheet, a rotary shaft plastic part is prone to deforming, the door sheet is connected with the rotary shaft in a transition matching mode, requirements for machining precision of the connection hole and the rotary shaft are reduced, assembling is facilitated and no gaps exist.

The invention discloses an optical sub module and an optical module. The optical module comprises an optical sub module and a circuit board. In the optical sub module, an upper cover is arranged in ahousing to form a receiving cavity; and an optical device is arranged in the receiving cavity and fixed on the bottom surface of the housing. The upper cover plate includes a top plate and side platesperpendicular to the top plate; the side plates are connected with the housing by glue layers, wherein the expansion coefficient of the glue layer is respectively greater than the expansion coefficient of the housing and the expansion coefficient of the upper cover plate. Therefore, when the optical sub module is in a high-temperature baking state, the expansion degree of the glue layer is largerthan those of the housing and the upper cover plate. The expanded glue generates thrusts on the housing and the upper cover plate; and when the thrusts are applied to the side plates, moments are formed. Compared with the prior art, the optical sub module and the optical module have the following beneficial effects: the upper cover plate is easy to deform by being compared with the housing and thus deformation transmission to the housing is prevented; since the deformation amount of the housing is small, the situation affecting the optical path is improved, so that a problem that the affectedoptical path occurs easily at the existing optical sub module and thus the optical transmission effect is poor is solved.

The invention discloses a micro speaker with an acoustic damping function, comprising a bracket and a protecting cover which are mutually engaged, wherein the bracket and the cover are fastened to form a receiving cavity, and a magnet, a spring washer and a sound film are sequentially arranged in the receiving cavity; a U cup and a tuning paper are arranged inside the bracket, and a tuning hole isprovided in the middle of the bottom of the U cup; a damping ring is sleeved outside the protecting cover; the magnet is circular and arranged inside the bracket, the spring washer is arranged on theupper surface of the magnet, and the magnet is inserted into an arc opening of the sound film. The invention aims to provide a damping structure of a micro speaker, which effectively reduces the vibration transmission in the interior of the micro speaker, thereby ensuring comfortable wearing of the user and uniform sound effect, reducing distortion, and restoring true sound reproduction.

The invention provides an electric energy meter plugging device with an operation mechanism. The electric meter plugging device is arranged in an electric energy meter metering box. The plugging device comprises a pedestal, socket connectors arranged on the pedestal and a driving mechanism; each socket connector includes an insertion end plugged into a jack of an electric meter, the insertion endis provided with plugging sheets, and each plugging sheet is in clearance fit with the jack in an initial position and in interference fit to the jack in a connection position; and the driving mechanism is connected with the plugging sheets to switch the plugging sheets between the initial position and the connection position. According to the electric meter plugging device with the operation mechanism, the plugging sheets are in clearance fit with the jacks when being inserted into the plugging holes, so that plugging is more labor-saving, the installation efficiency is improved, there is notfriction when the plugging sheets are plugged with binding posts of the electric meter, and the service life is prolonged.

The invention discloses a medium-fine-particle graphite product hot-press forming device capable of improving the compactness of paste. The medium-fine-particle graphite product hot-press forming device comprises a machining table and a portal frame, the portal frame is installed at the top end of the machining table, a top plate is riveted to the top end of the portal frame, the portal frame is sleeved with a moving plate, an air cylinder is fixedly connected to the top end of the top plate, and a piston rod is arranged at the output end of the air cylinder, penetrates through the interior of the top plate and extends to the position below the top plate. According to the medium-fine-particle graphite product hot-press forming device capable of improving the compactness of the paste, an inner cavity, a hot-press module, an upper die base and connecting rods are arranged, the bottom end of the hot-press module makes continuous contact with and extrudes a product, all the hot-press module is pressed on the product till the top end of the hot-press module is contracted into the inner cavity, the upper die base continues to press downwards, the product is subjected to the superposed pressure of the inner cavity and the hot-press module, a movable plate continues to move downwards till the bottom surface presses the upper die base, so that the product is subjected to the three-time superposed pressure, the downward pressure is gradually increased, and the problem of poor compactness is solved.

The invention discloses a flame-retardant polyvinyl chloride foam tube, which is prepared from the following raw materials (by weight): 4.5-5 parts of bamboo charcoal fiber, 20-25 parts of banana leaf, 1-1.5 parts of 0.5% silane coupling agent kh550, 1.5-2 parts of azodicarbonamide, 5-6 parts of sodium bicarbonate, 0.2-0.3 part of zinc oxide, 100-110 parts of polyvinyl chloride, 1.2-1.8 parts of quartz, 1-2 parts of 2,2,4-trimethyl-1,3-pentanediol monoisobutyrate, 0.5-0.7 part of titanium-magnesium alloy powder, 2-3 parts of paraffin, 0.6-0.8 part of hydroxy propyl cellulose, 2-3 parts of bauxite, 8-10 parts of anhydrite, 2-3 parts of white bleached bead, 3-4 parts of styrene butadiene rubber and a proper amount of deionized water. The product has excellent flame resistance and ageing resistance, also has good heat stability, high notch impact strength, excellent creep resistance and strong market competitiveness, and has a good application prospect.

The invention relates to the field of product machining machinery and equipment, in particular to a box feeding method of a boxing machine. The box feeding method of the boxing machine comprises the following steps that A, a plurality of overlapped carrier boxes are arranged in a carrier box storage space; B, a second set of fork plates are located under the lowest carrier box to support the multiple overlapped carrier boxes; C, a negative pressure device carries out negative pressure sucking on the bottom surfaces of the carrier boxes; D, the negative pressure device moves downwards for a certain distance H, and then keeps static; E, a first set of fork plates are inserted into and support the penultimate carrier box; and F, the second set of fork plates release the corresponding carrier box, the negative pressure device moves downward to suck the lowest carrier box and continues to move downwards, the lowest carrier box is conveyed to the next station, and the step C is repeated. The box feeding method of the boxing machine is specific to the condition that the carrier boxes are overlapped tightly or horizontal sides of the carrier boxes are not obvious, and can accurately separate the tightly overlapped carrier boxes.

The invention discloses a water-soluble low-modulus acrylic resin adhesive and a preparation method thereof, the glass transition temperature of the water-soluble low-modulus acrylic resin adhesive islower than 0 DEG C, the storage state of the water-soluble low-modulus acrylic resin adhesive is a homogeneous, clear and stable aqueous solution, the pH value of the aqueous solution is 6-8, the solid content is 5%-50%, and the viscosity is 10-200000 cp; the dried water-soluble low-modulus acrylic resin adhesive is a solid; when the temperature is higher than 0 DEG C, the tensile modulus and thebending modulus of the water-soluble low-modulus acrylic resin adhesive are lower than 100MPa; the preparation method comprises the following steps: mixing water-soluble acrylate, water-soluble loweralcohol, an initiator and pure water in a reaction container, and fully stirring to obtain a clear aqueous solution which is a reaction solution; and heating the reaction container to 50-80 DEG C, reacting for 2-8 hours, cooling and collecting a product. Compared with the prior art, the water-soluble low-modulus acrylic resin adhesive is an aqueous solution system, and has the advantages of few small molecule residues, good stability, looser requirements on storage conditions and longer storage life.

The invention belongs to the technical field of lens injection molding, and discloses an injection mold and an injection molding method for an integrally-formed gradient color lens. The injection molding method for the integrally-formed gradient color lens comprises the following steps that PA plastic and a pigment are selected, and the PA plastic is pretreated; the mold is prepared; the PA plastic is melted, the PA plastic in the molten state is poured into the mold, and curing, demolding and cleaning are carried out; meanwhile, the lens is subjected to post-curing; and the lens is ground and polished, and the lens is detected. According to the injection mold and the injection molding method for the integrally-formed gradient color lens, the lens and a lens frame are integrated, carrying is convenient, colors are synchronously and gradually changed and consistent, the appearance is exquisite, colors and materials are combined, the lens is high-end and elegant, and the mold lens has the functions of high contrast, blue light prevention, dazzle prevention, reflection reduction, fog prevention and color change, is suitable for people of all ages, and is excellent in effect. The PA plastic is resin for fibers to replace metal to meet the requirements for light weight and cost reduction of downstream industrial products.