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

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 discloses a special vacuum suction fixed transport shelf for commercial warehousing and handling, relating to the technical field of commercial goods handling. The special vacuum suctionfixed transport shelf comprises a base. A first groove is formed in one end of the base, a movable plate is arranged in the first groove, a second groove is formed in the upper end of the movable plate, a screw is disposed in the second groove, the both ends of the screw are movably connected to the moving plate through bearings, one end of the screw is axially fixedly connected with a variable gear, a second motor is arranged on one side the variable gear, movable blocks are movably connected to the middle of the screw, the upper ends of the movable blocks are fixedly connected to one ends of fixed columns, and the other ends of the fixed columns are movably connected with telescopic rods. According to the special vacuum suction fixed transport shelf for commercial warehousing and handling, by arranging the telescopic rods and compression springs, an effect of buffering is achieved to prevent the cargo from being deformed by the external collision. By arranging clamps to the L shape,the border of the goods can be firmly fixed to avoid the slippage of the goods.

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 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 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.

The invention belongs to the technical field of connection terminal production, and particularly discloses a bending device of a connection terminal. The bending device comprises a rack, a first bending air cylinder, second bending air cylinders, an upper supporting mold, a lower supporting mold and a pressing plate. The lower supporting mold is fixed to the rack, the two second bending air cylinders are symmetrically arranged on the left side and the right side of the lower supporting mold, one first bending air cylinder is arranged on the front side of the lower supporting mold, the motion direction of an air cylinder shaft of the first bending air cylinder is perpendicular to the motion directions of air cylinder shafts of the second bending air cylinders, the upper supporting mold is pressed on the lower supporting mold and is engaged with the lower supporting mold, and the pressing plate is inserted on the upper supporting mold. An inner inserting nose and a first outer insertingnoise in the connection terminal can be conveniently subjected to one-time bending simultaneously, work efficiency is high, bending quality is good, the bending device is convenient to dismount and mount, the connection terminal can be rapidly and conveniently positioned, and the use effect is good.

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.

A fixing device for the formwork at the end of a reinforced concrete box culvert for highways, which is arranged at the end of the box culvert, and the end of the box culvert is provided with a water stopper, including a fixing frame (1), a steel bar connecting rod (6), and a tension screw (2), characterized in that: the fixing frame (1) is a cage frame with a trapezoidal cross-section made of steel bars, one end of the cage frame is provided with a gap (19), and one end of the steel bar connecting rod (6) is connected to the steel bar The structural longitudinal reinforcement (7) of the concrete box culvert is welded, and the other end is welded with a threaded sleeve (3). The lower bottom and the upper bottom of the trapezoidal cage frame are finally fastened on the fixture with nuts (5). The fixing device of the invention has the advantages of simple structure, low cost, light weight, fast and convenient use, good template fixing state, reusable, can well protect the waterstop from damage and deformation, and can ensure the level of the waterstop advantage of degrees.

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.