42results about How to "Not subject to deformation" patented technology

The invention provides a vertical coordinated vibration isolation or reduction device and an application method thereof. The device comprises an upper support and a lower steel plate which are horizontally arranged, a spiral spring which is vertically clamped between the upper support and the lower steel plate and a combined viscous-elastic cylinder damper which is coaxially installed in the spiral spring; the upper support comprises a circumferential side wing plate and a support top board and a support base board which are respectively fixed at an upper end and a lower end of the side wing plate; the combined viscous-elastic cylinder damper comprises an inner sleeve and an outer sleeve which are coaxially arranged and a viscous-elastic damping layer which is between the inner sleeve andthe outer sleeve by high temperature vulcanization; the combined viscous-elastic cylinder damper passes through and is fixed on the support base plate through a bolt at the top of the inner sleeve; abottom of the outer sleeve is fixed on the lower steel plate. Based on the spring vibration isolation system, the invention adopts a viscous-elastic damping material to increase the energy consumptionability of the device system with large damping ratio, stable performance, good sealing property and suitable for engineering application, and designs a complete spring damping cooperative working system suitable for vertical load-bearing structure to withstand vertical excitation, which plays an excellent role in vibration isolation and vibration reduction.

The invention discloses a plastic packing box with a laser light reflection effect and a manufacturing method thereof. A packing box comprises a box body, a wall body of the box body is of a three-layer structure which is composed of a transparent plastic layer, a pattern layer and a laser light reflection layer, the transparent plastic layer is arranged on an outer layer, the pattern layer is arranged on the inner side of the transparent plastic layer and the laser light reflection layer is covered on the pattern layer. A packing method comprises following steps of (1) utilizing UV printing equipment and sun-proof printing ink to print patterns on a transparent plastic panel; (2) arranging the laser light reflection layer on the pattern layer of the transparent plastic panel after machined in the step (1); and according to the size of the packing box after unfolded, utilizing cutting equipment to conduct cutting for the transparent plastic panel after machined in the step (3), obtaining a packing box panel, bending the packing box panel according to set folding marks, and conducting pasting to from the plastic packing box. The plastic packing box has the advantages of being good in laser reflection effect, waterproof, sun-proof, deformation-preventing and long in service life.

The invention discloses a washing machine and a control method thereof. In the operation process of the washing machine, an audio frequency module monitors noise information of the washing machine inreal time, the monitored noise information is compared with a preset value, and when the monitored noise information is smaller than or equal to the preset value, the washing machine is kept in the normal operation state. The audio frequency module monitors the noise information of the washing machine, the operation state of the washing machine is judged, no influence is caused by installation deviation or mechanical component deformation, the operation state of the washing machine can be monitored accurately in time, the problems that a tub is struck and noise is excessively large due to eccentric loads are effectively avoided, and the washing machine is further prevented from shifting seriously.

To improve reliability with respect to fixing of a compression element and its drive motor into a casing, in a hermetic compressor. Since a shape of a welding hole 20 is conical, weld surely reaches a projection part 17 and prevents defects such as stay of the weld on a surface of a case.

The invention discloses a restoration method for eliminating heat treatment deformation of metal internal teeth, which comprises the following steps: performing covering protection on a quenched metal internal teeth workpiece according to required corrosion resistant materials, and only exposing parts needing restoring; contacting the metal internal teeth workpiece after the covering protection with acid corrosive liquid to generate chemical reaction; when the corrosive dissolution amount of the chemical reaction on the parts of the metal internal teeth workpiece needing restoring is equal to the swelling amount of the heat treatment deformation of the metal internal teeth workpiece, taking the metal internal teeth workpiece out; and cleaning the metal internal teeth workpiece, and performing rust-proof treatment. The invention provides a chemical processing method for the metal inner teeth surface with simple process, convenient operation, reasonability and high efficiency, which can quickly solve the problem of shrink deformation of the internal teeth of a metal workpiece after heat treatment without adopting the conventional cutting method.

The invention relates to the technical field of solenoid valves, and especially relates to a pilot-operated type solenoid valve and a combination method therefor. The solenoid valve comprises a valve sleeve, a static iron core welded at one end of the interior of the valve sleeve, a valve seat which is welded at the other end of the interior of the valve sleeve and provided with a valve mouth, an inlet connection pipe which is fixed on an outer side wall of the valve sleeve and communicated with the inner cavity of the valve sleeve, and an outlet connection pipe which is fixed on the valve seat and communicated with the valve mouth. The interior of the valve sleeve is provided with a movable iron core and a piston, wherein the movable iron core can slide axially. The solenoid valve is characterized in that a segment, located in a sliding section of the movable iron core and the piston, of an inner wall of the valve sleeve is a straight cylindrical segment with the constant diameter; the straight cylindrical segment is fixedly provided with a limiting part; and the solenoid valve can reduce the machining cost and materials, and achieves the miniaturization of a product.

The invention provides a cable connector with a dust-proof cover. The dust-proof cover can be covered on a plug of the cable connector; the plug at least comprises an insulating body and a locking device which is arranged on the surface of the insulating body; the dust-proof cover comprises a plurality of side walls and a bottom wall which is connected with the plurality of side walls; the plurality of side walls and the bottom wall are encircled into an accommodating space; the accommodating space is provided with an opening; the inner surface of one wall of the dust-proof cover is provided with two convex ribs which are used for accommodating the locking device of the plug between the two convex ribs; and two side walls of the plurality of side walls are provided with buckling parts which are buckled with one surface of the insulating body of the plug. A pair of convex ribs is arranged in the accommodating space of the dust-proof cover to accommodate the locking device of the plug between the two convex ribs, so the dust-proof cover of the invention can effectively protect the plug and the locking device against deformation from the extrusion of an outside force.

The invention provides a spring damping synergistic vibration / shock isolating and reducing device. The spring damping synergistic vibration / shock isolating and reducing device includes an upper steelplate, a lower steel plate, a spiral spring clamped and installed between the steel plates and a barbed-type viscoelastic cylinder damper placed in the spiral spring. The barbed-type viscoelastic cylindrical damper includes an upper inner sleeve, a lower inner sleeve, a lower outer sleeve, a viscoelastic damping layer and a position controlling plate, wherein the upper inner sleeve is fixed to theupper steel plate, the lower inner sleeve and the lower outer sleeve are installed in a sleeved mode coaxially, the viscoelastic damping layer is arranged between the lower inner sleeve and the lowerouter sleeve in a clamped mode, and the position controlling plate is hooped in the lower inner sleeve in the clamped mode along the section. The outer diameter of the upper inner sleeve is less thanthe inner diameter of the lower inner sleeve, and the inner periphery of the bottom end of the upper inner sleeve is provided with upwards-arranged barbs extending upwards obliquely. The outer periphery of the top end of the lower inner sleeve is provided with downwards-arranged barbs extending downwards obliquely. After the upper inner sleeve slides to the lower inner sleeve, the upwards-arranged barbs and the downwards-arranged barbs are engaged and locked, the bottom surfaces of the inner sleeves abut against the position controlling plate. According to the spring damping synergistic vibration / shock isolating and reducing device, a complete spring damping synergistic working system suitable for vertical excitation bearing of a vertical load bearing structure is designed, the problem oflow damping of the system is solved, and excellent vibration isolating and reducing effects are played.

The invention relates to a method and a device for reinforcing corners of a corner-plate type carton, and belongs to the technical field of carton package. The device comprises a separator charging structure, wherein a separator glue-spray device is arranged at the top end of a separator charging device; a carton delivery device is arranged on one side of the separator charging device; a separator grasping placement device is arranged at the upper part of the separator charging device. According to the method and device for reinforcing corners of a corner-plate type carton, corners of a carton can be reinforced by means of automatic charging and bending, automatic glue spraying and automatic grasping placement on separators, automatic production is realized, and the working efficiency is greatly improved; the requirement for reinforcing a carton can be met by only reinforcing corners, so that the cost is low.

The invention provides a vertical coordinated vibration isolation or reduction device and an application method thereof. The device comprises an upper support and a lower steel plate which are horizontally arranged, a spiral spring which is vertically clamped between the upper support and the lower steel plate and a combined viscous-elastic cylinder damper which is coaxially installed in the spiral spring; the upper support comprises a circumferential side wing plate and a support top board and a support base board which are respectively fixed at an upper end and a lower end of the side wing plate; the combined viscous-elastic cylinder damper comprises an inner sleeve and an outer sleeve which are coaxially arranged and a viscous-elastic damping layer which is between the inner sleeve andthe outer sleeve by high temperature vulcanization; the combined viscous-elastic cylinder damper passes through and is fixed on the support base plate through a bolt at the top of the inner sleeve; abottom of the outer sleeve is fixed on the lower steel plate. Based on the spring vibration isolation system, the invention adopts a viscous-elastic damping material to increase the energy consumptionability of the device system with large damping ratio, stable performance, good sealing property and suitable for engineering application, and designs a complete spring damping cooperative working system suitable for vertical load-bearing structure to withstand vertical excitation, which plays an excellent role in vibration isolation and vibration reduction.

A tensile flame retardant silicone rubber cable includes an external waterproof layer, a middle insulating layer is arranged in the external waterproof layer, a connecting layer is arranged in the middle insulating layer, an internal main frame body is arranged in the connecting layer, the four fixed angles of the internal main frame body are provided with sliding hoses, support rods are arrangedat the middle of the upper and lower ends of the internal main frame body, a plurality of connecting plates are arranged at one inner end of the support rod, and telescopic springs are arranged between the connecting plates and the internal main frame body. When the device works, the sliding hoses can slide in the arc-shaped grooves when the cable is stretched by the outside, thereby preventing the cable core from being broken and achieving tensile and flame-retardant properties. When the external tension force is received, the horizontal wheel and the vertical wheel can slide on the connecting layer, so as to ensure that the internal cable core is not deformed greatly; the cable core can be kept in the original shape, and an aluminum core and a copper core can be separately installed in the internal main frame body, so that one object can be used for multiple purposes, and different joints can be connected.

The invention relates to a multi-interface USB (Universal Serial Bus) connection line with a jacket. The connection line comprises a signal connection line, USB ports and the jacket. The signal connection line is connected with the USB ports. The jacket is matched with the USB ports. At least three USB ports are formed on the signal connection line. The USB ports are standard plugs, square plugs, trapezoidal plugs or flat plugs. The invention has the advantages that: the provided multi-interface USB connection line with the jacket can be used for preventing connection parts of the USB ports from deformation because of extrusion of heavy objects, meanwhile, because of adopting various types of USB ports, the data exchange between a personal computer and a digital product is facilitated.

The invention relates to a mechanism special for acting counter balance force of an ultra-large torque standard device on the ground. The mechanism comprises a standard force arm, supporting components, a balance force arm and a base, a tested torque sensor, two sets of standard weights and two sets of leveling mechanisms are arranged between the standard force arm and the balance force arm, and the standard weights and the leveling mechanisms are used for carrying out clockwise and anticlockwise testing on the tested torque sensor. In the testing process, one standard weight and one leveling mechanism are distributed on every two opposite angles of the standard force arm and the balance force arm, gear motors are arranged in the leveling mechanisms, and drive the leveling mechanisms, and the balance force arm is made to rotate around the corresponding supporting component and used for balancing the standard force arm. According to the mechanism, large enough balance torque can be provided for standard torque, and meanwhile it can be ensured that deformation, caused by twisting force, of a machine tool body is avoided.

The invention relates to an external wrapping membrane and an external wrapping membrane soft capsule thereof. The external wrapping membrane comprises the following components: 25 to 70wt% of phthalic acid ethyl cellulose, 10 to 35wt% of hydroxymethyl propyl cellulose, 5 to 25wt% of polyvinyl alcohol 3000, 0.4 to 2wt% of sodium alginate, 3 to 12wt% of oleic acid and 0.1 to 5wt% of pigment. The invention provides the external wrapping membrane released in small intestines and obtained by a water system, the external wrapping membrane soft capsule and a preparation method thereof, and the soft capsule obtained by the preparation has higher safety.

The invention discloses an extruding universal formwork which comprises an upper mould base and a lower mould base, wherein the upper mould base is connected with an upper cushion plate, the lower mould base is connected with a lower cushion plate, the upper cushion plate is connected with an upper stress cushion plate, and the lower cushion plate is connected with a lower stress cushion plate. The extruding universal formwork further comprises an upper releasing plate and a lower releasing plate, wherein the upper releasing plate is connected with the upper stress cushion plate, the lower releasing plate is connected with a lower stress cushion plate, a first elastic part is in butt joint between the upper mould base and the upper releasing plate, a second elastic part is in butt joint between the lower mould base and the lower releasing plate, and the upper releasing plate and the lower releasing plate can respectively abut against the upper stress cushion plate and the lower stresscushion plate in mould closing to ensure stable pressure; in mould opening, the first elastic part and the second elastic part respectively push the upper releasing plate and the lower releasing plateto break away from the upper stress cushion plate and the lower stress cushion plate; the upper releasing plate and the lower releasing plate can serve as mould plates to be used, and the upper releasing plate and the lower releasing plate can be loaded on an upper mould and a lower mould through threaded holes to be used as the mould plates; when the sizes of extruding parts are smaller, the upper mould plate and the lower mould plate can be loaded on the upper releasing plate and the lower releasing plate to perform extruding operation, or the upper releasing plate and the lower releasing plate are disassembled, and the upper mould plate and the lower mould plate are respectively arranged on the upper stress cushion plate and the lower stress cushion plate; thus, high universality is achieved.

The invention relates to the technical field of heavy-duty vehicle pipeline fixing, in particular to a double-pipe fixing clamp mainly used for fixing water pipes of hydraulic retarders of commercial vehicles. The two petals are exactly the same, and they are separately buckled on the upper and lower sides of the steel pipe. The middle is connected by bolts, nuts and limit sleeves. It can also be fixed on the power assembly with a connecting bracket, so that the two water pipes can be fixed separately as a whole, or two pipes can be fixed together. The water pipes are connected together and then fixed with the powertrain. The number of pipeline fixing brackets is greatly reduced, saving space and cost. The clamp has a rubber wrapping layer, which can effectively protect the steel pipe from large deformation, and the rubber has a convex-concave structure to increase friction. The hoop wrapping range exceeds 310° and can effectively tighten the steel pipe. During the assembly process, the steel pipe is effectively compressed through rubber deformation, and the fixation is reliable.

The invention relates to a hollow cup brushless motor protected by injection molding, belonging to the technical field of special motor, which is composed of a cup-shaped outer rotor, an inner statorand a shaft, and is characterized in that the stator punching pieces of the inner stator are provided with a plurality of aligned riveting holes, and the stator iron core is riveted and assembled by using rivet holes; Chamfered groove edges of stator cores are immersed in paint and dried; The enameled wire has a rectangular cross section, and is inserted into the stator groove after the enameled wire is formed into a U shape. The stator coil is treated by an injection molding process in which a glass fiber reinforced polybutylene terephthalate is injected into an injection mold by a press, andthe mass ratio of the glass fiber reinforced polybutylene terephthalate to the glass fiber reinforced polybutylene terephthalate is 10%-40% glass fiber reinforcements, preferably 30%. After cooling,glass fiber reinforced polybutylene terephthalate (GFRP) is finally solidified into thermally conductive curable plastics (TCP). The technology of the invention enables the stator to be highly reliable, and the stator is resistant to hot water, alkali, acid, oil, and short circuit caused by vibration between the enameled wires is avoided.

The invention discloses an automatic mass production type clamp for microelectronic device packaging, which comprises a carrier plate layer, a cover plate layer, a guide plate layer and a pressing plate layer sequentially arranged from bottom to top, wherein a plurality of product positioning grooves and a first positioning structure are arranged on the upper surface of the carrier plate layer, the cover plate layer covers the product positioning grooves, a window is formed in the position, corresponding to the product positioning groove, of the cover plate layer, the guide plate layer is provided with a second positioning structure matched with the first positioning structure, a cover positioning groove is formed in the upper surface of the guide plate layer, and the center of the cover positioning groove coincides with the center of the product positioning groove. The pressing plate layer is provided with a third positioning structure matched with the second positioning structure, and a protruding part is arranged at the position, corresponding to the cover positioning groove, of the lower surface of the pressing plate layer. Therefore, the clamp does not need to be replaced in the packaging process, the product is firmly fixed, and the production efficiency is greatly improved.

The present invention proposes a connector, comprising: a body having a front end surface and a rear end surface parallel to and opposite to the front end surface; two support members are obliquely arranged on a circuit board, and the support members include: a main body portion ; a first connecting portion extending from one end of the main body, the first connecting portion is fixedly connected to the circuit board; and a second connecting portion extending from the other end of the main body, the second connecting portion is fixedly connected to the body rear face. The connector proposed by the present invention has two supporting parts. When the connector is subjected to external force, the supporting part will generate a reaction force, so as to protect the connector from being deformed by external force, and reduce the size of the connector body and the circuit. The force on the soldering place of the board makes good contact between the connector and the circuit board.

The invention discloses an integrated heating-placement hot air head which is characterized in that a heater fixing seat and a heater support are arranged between an upper fixing plate and a lower fixing plate; a nozzle holder is arranged at the bottom of the lower fixing plate; a hollow sucking rod guiding sleeve is arranged in the upper fixing plate in a penetrating way; the lower end of the sucking rod guiding sleeve extends into the heater fixing seat; a rotating induction coil is arranged at the upper part of the sucking rod guiding sleeve; a sensor is also arranged beside the rotating induction coil; a rotating driving rod is arranged between the rotating induction coil and the sucking rod guiding sleeve; the sucking rod guiding sleeve is connected with a rotating rod; a sucking rodenters from the rotating induction coil, penetrates the sucking rod guiding sleeve and extends out of the nozzle holder; and a suction nozzle is also arranged at one end of the sucking rod outside the nozzle holder. The hot air head disclosed by the invention has the advantages of simple and reasonable structure, small volume, low cost, uniform heating temperature, rapid heating and cooling, longservice life, excellent heat resistance, low heat loss, capability of ensuring placement accuracy and reliability, and convenient installation and maintenance.

The invention relates to a method and a device for reinforcing corners of a corner-plate type carton, and belongs to the technical field of carton package. The device comprises a separator charging structure, wherein a separator glue-spray device is arranged at the top end of a separator charging device; a carton delivery device is arranged on one side of the separator charging device; a separator grasping placement device is arranged at the upper part of the separator charging device. According to the method and device for reinforcing corners of a corner-plate type carton, corners of a carton can be reinforced by means of automatic charging and bending, automatic glue spraying and automatic grasping placement on separators, automatic production is realized, and the working efficiency is greatly improved; the requirement for reinforcing a carton can be met by only reinforcing corners, so that the cost is low.

The invention provides a spring damping synergistic vibration / shock isolating and reducing device. The spring damping synergistic vibration / shock isolating and reducing device includes an upper steelplate, a lower steel plate, a spiral spring clamped and installed between the steel plates and a barbed-type viscoelastic cylinder damper placed in the spiral spring. The barbed-type viscoelastic cylindrical damper includes an upper inner sleeve, a lower inner sleeve, a lower outer sleeve, a viscoelastic damping layer and a position controlling plate, wherein the upper inner sleeve is fixed to theupper steel plate, the lower inner sleeve and the lower outer sleeve are installed in a sleeved mode coaxially, the viscoelastic damping layer is arranged between the lower inner sleeve and the lowerouter sleeve in a clamped mode, and the position controlling plate is hooped in the lower inner sleeve in the clamped mode along the section. The outer diameter of the upper inner sleeve is less thanthe inner diameter of the lower inner sleeve, and the inner periphery of the bottom end of the upper inner sleeve is provided with upwards-arranged barbs extending upwards obliquely. The outer periphery of the top end of the lower inner sleeve is provided with downwards-arranged barbs extending downwards obliquely. After the upper inner sleeve slides to the lower inner sleeve, the upwards-arranged barbs and the downwards-arranged barbs are engaged and locked, the bottom surfaces of the inner sleeves abut against the position controlling plate. According to the spring damping synergistic vibration / shock isolating and reducing device, a complete spring damping synergistic working system suitable for vertical excitation bearing of a vertical load bearing structure is designed, the problem oflow damping of the system is solved, and excellent vibration isolating and reducing effects are played.

The invention discloses a thermoforming and quenching integrated forming method. The thermoforming and quenching integrated forming method is used for machining and forming an alloy plate. The methodcomprises the steps of 1, mounting a forming die onto hot pressing forming equipment, and heating the forming die to the quenching temperature; 2, after the plate is heated to the quenching temperature in a heating furnace, taking the plate out, and fixing the plate into a cavity of a lower die; 3,starting the hot pressing forming equipment, in the process that thermoforming is conducted on the plate when the forming die is gradually closed, cooling the forming die and the plate through a cooling device, and controlling the temperature of the plate to be lowered to complete quenching, so thatthermoforming is completed after the forming die is closed completely; and 4, conducting aging treatment on the formed plate. According to the thermoforming and quenching integrated forming method, quenching is immediately conducted on the alloy plate after thermoforming; fine grain structures are preserved at the high temperature while work hardening is conducted, and material strength is effectively guaranteed; the quenching process is implemented in the die cavity, and it is effectively guaranteed that a formed part does not deform due to thermal stress; and forming precision is high.

The invention relates to a novel electrode box which is used in a vacuum film coating machine. The upper part of the electrode box is provided with an air inlet, and the lower part is provided with a vent; the air inlet is communicated with the inner cavity of the electrode box by an even air plate with a small air inlet matrix; the vent is communicated with the inner cavity of the electrode box by a base plate with a small air outlet matrix; the inner cavity of the electrode box comprises a plurality of electrode plates; the upper end of each electrode plate is vertically connected with the even air plate, and the lower end of each electrode plate is vertically connected with the base plate; the electrode box is characterized in that the electrode box further comprises auxiliary heat isolating plates arranged between the even air plate and the base plate and in parallel with the electrode plates; the auxiliary heat isolating plates are respectively arranged on both sides of the electrode plates; the even air plate, the auxiliary heat isolating plates and the base plate enclose a framework. The glass base plates of the coated film are arranged in parallel and cover two main placesof all the electrode plates. The electrode box greatly improves the quality of the film deposited on the glass base plates.

A linear vibrating table for prefabricated concrete components is provided, which includes: an underframe; a limiting device, which is arranged on the underframe and whose position is adjustable relative to the center of rotation of the corresponding following slewing arm; a support, which is provided with two or more slewing arms, the two or more slewing arms are installed at the same phase angle and separated by a predetermined distance; and a drive system is used to drive the two or more slewing arms to rotate synchronously and in phase around their respective slewing centers; Wherein, the limiting device is arranged correspondingly to the two or more rotating arms, and the two or more rotating arms press their respective limiting devices to generate linear vibration during rotation. Also provided is a concrete vibration compaction method. It can realize linear vibration in the X and / or Y direction in the horizontal plane, ensure the homogeneity of concrete vibration compaction, improve the vibration compaction efficiency and reduce noise.

The invention discloses an observation window installation structure, which comprises a front plate, the middle part of the front plate is provided with an installation opening for installing the observation window, and the front surface of the front plate is provided with a hole sunken toward the back and wrapped around the outer circumference of the installation opening. A circular groove, the observation window is rotatably installed inside the circular groove through a hinge, and a circle of outwardly protruding reinforcing ribs is provided on the outer periphery of the circular groove. The observation window in the present invention can be embedded in the circular groove of the front plate to improve the space utilization rate and protect the observation window from external impact and deformation during transportation. The outer circumference of the circular groove is provided with reinforcing ribs, which improves the stability of the front plate. overall rigidity.

The invention relates to a plastic packaging for liquid or viscous products comprising three distinct elements, a flexible cylindrical side wall made from a sheet rolled around a mandrel, an at least partly rigid base and an at least partly rigid upper part comprising a neck, the packaging being able to stand on said base and having a height H and diameter D, the ratio H / D of which is between 1 and 5 and the side wall and the two other elements, on assembly, rest on a mandrel within the packaging. The invention further relates to a method for production of said packaging.