324results about How to "With stable" patented technology

The invention discloses a production method and a production system of an ultrahigh molecular weight polyethylene compound oil pipe. The method utilizes the memory property of the ultrahigh molecular weight polyethylene material and a special composite technology: conducting hole shrinkage treatment on an ultrahigh molecular weight polyethylene lining pipe with outer diameter larger than the inner diameter of a steel pipe, sheathing in the steel pipe, heating to restore inner diameter of the ultrahigh molecular weight polyethylene lining pipe, and forming the lining pipe with the steel pipe into an integral structure to reach a compactness and firmness without layering and stripping. By introducing additives, the invention greatly improves liquidity of the ultrahigh molecular weight polyethylene in order to produce the inner lining pipe with small wall thickness and reduce cost. The ultrahigh molecular weight polyethylene compound oil pipe provided by the invention comprehensively reserves specific superior performances of good memory property, high impact resistance, good temperature resistance, wear resistance, corrosion resistance, wax precipitation and fouling resistance of ultrahigh molecular weight polyethylene pipe. The invention also discloses a production system supporting the production method.

The invention provides a spliced block type tangential magnetizing brushless motor rotor structure with built-in magnetic steel. The spliced block type tangential magnetizing brushless motor rotor structure with the built-in magnetic steel comprises rotor sheet assemblies, a supporting frame 2, the magnetic steel 3, rivets 4, partition plates 5 and a rotating shaft 6. The rotor sheet assemblies are mutually independent, and the magnetic steel 3 conducts tangential magnetizing inside the brushless motor rotor structure. The rotor sheet assemblies are mainly formed by interspersing and stacking a plurality of rotor sheets 1 through the rivets 4, the rotor sheets 1 are arranged on the supporting frame 2 in a spliced mode under the effect of the rivets 4, and flanges are arranged on the rotor sheets 1. The partition plates 5 are arranged on the two sides of the magnetic steel 3 respectively, and the rotating shaft 6 is arranged in a center hole of the supporting frame 2. The invention further provides a corresponding assembly method and a corresponding motor. Rotor leakage can be effectively reduced, the performance of the motor is improved, and the parts are firmly matched, so that the magnetic steel cannot be thrown away; the magnetic steel is not over against air gaps, demagnetization resistance is effectively improved, a traditional narrow side magnetism separation bridge is omitted, and manufacturability of the motor is obviously improved.

The invention discloses an arc core-pulling device for a die, which mainly comprises a movable die insert panel, a teeth row oil cylinder, a teeth row, a fixed gear, a movable gear, a U-shaped gear and a bending core, wherein the movable die insert panel is installed on a movable die, a rod end of a piston rod of the teeth row oil cylinder is connected with the teeth row, the fixed gear is rotatably installed on the movable die insert panel, and the U-shaped gear is installed in the movable die and located below the movable die insert panel; and the movable gear is rotatably connected with one end of the bending core, the outer teeth of the movable gear are respectively engaged with the outer teeth of the fixed gear and the arc inner teeth of the U-shaped gear, and the bending core is slidably connected to the interior of a bending groove of the movable die insert panel. Because the U-shaped gear is provided with the arc inner teeth, the movable gear engaged with the U-shaped gear moves along an arc inner teeth surface to drive the bending core to be stably pulled out from a die cavity. The fixed gear, the movable gear and the U-shaped gear are engaged with each other to realize power transmission as well as stable and reliable running.

The invention discloses a notebook computer A shell automatic spray molding device. The spray molding device comprises a mold, a cleaning mechanism, a spray molding mechanism, a heating mechanism anda conveyor belt. The cleaning mechanism comprises two brackets, X-axis moving components, a Y-axis moving component, a Z-axis moving component and a cleaning component. Each bracket is provided with the corresponding X-axis moving component. The two ends of the Y-axis moving component are connected with the X-axis moving components correspondingly. The Z-axis moving component is connected to the Y-axis moving component. The cleaning component is connected to the Z-axis moving component. The cleaning mechanism is used for compacting a notebook computer A shell in the mold, and cleaning dust andoil stains on the back surface of the notebook computer A shell. The spray molding mechanism is used for spraying the back surface of the computer notebook A shell into black. The heating mechanism is used for drying a dye on the back surface of the notebook computer A shell. A conveying mechanism is used for sequentially moving the mold to the cleaning mechanism, the spray molding mechanism andthe heating mechanism. Therefore, the spray molding device has the effects of automatic processing, high efficiency and low labor cost.

The invention discloses an air conditioner indoor unit which comprises an indoor unit bottom plate (1) and an air conditioner middle frame arranged on the indoor unit bottom plate (1). A left end plate (1101) and a right end plate (1102) are arranged on the indoor unit bottom plate (1). The air conditioner indoor unit further comprises a first hollow structure (1501) and a knocking-off plate (18) detachably installed on the first hollow structure (1501). The air conditioner middle frame comprises an upper middle frame body (1001), a lower middle frame body (1002) detachably connected with the upper middle frame body (1001), a second hollow structure (1502) and a middle frame electric control box cover plate (16), wherein the second hollow structure (1502) is arranged on the lower middle frame body (1002), the second hollow structure (1502) and an electric control box (14) on the indoor unit bottom plate (1) are oppositely arranged inside and outside, and the middle frame electric control box cover plate (16) is arranged on the lower middle frame body (1002). The air conditioner indoor unit has the beneficial effects that demounting of the indoor unit is better simplified, parts in the electric control box are convenient to maintain, and the air conditioner indoor unit is protected.

The invention discloses an aluminum profile, which is characterized in that the outer periphery of the cross section of the aluminum profile is regularly octagonal, and a through hole is axially arranged in the center of the aluminum profile. The aluminum profile is high in strength and light in weight, and is firmly and stably assembled with a connector with a planar structure.

The invention provides a water distribution and collection device which comprises a water distributor, a water collector and a supporting structure, wherein a water-collection main pipe of the water collector is provided with a plurality of water-collection joints and flow regulating valves which are in one-to-one correspondence with the water collection joints; the flow regulating valves comprise regulating valve cores and regulating caps above the regulating valve cores; the regulating valve cores comprise valve core screw caps fixedly arranged on the water-collection main pipe and regulating bases fixedly arranged above the valve core screw caps; the outer walls of the regulating bases are provided with external thread parts spacing bosses which has certain distance with the upper parts of the external thread parts; the inner walls of the regulating caps are provided with internal thread parts and spacing clamping platforms above the internal thread parts; the regulating caps are upward rotated until the internal thread parts are separated from the external thread parts, the spacing clamp platforms can not continuously move upward as being clamped by the spacing bosses, so that the internal thread parts of the regulating caps can rotate freely at smooth intervals between the external thread parts and spacing bosses of the regulating bases, so that the condition that the regulating caps and the regulating bases are locked can be prevented, the reliability of the water distribution and collection device is improved, and the operation comfort of a user is enhanced.

The invention relates to an elevating roller machine, which comprises a roller machine body and an elevating bracket device, wherein the elevating bracket device is arranged below the roller machine body and is used for driving the roller machine body to move upwards and downwards; the elevating bracket device is used for driving the roller machine body to move upwards and downwards through linearly sliding a movable trolley structure which is arranged on the elevating bracket device; the elevating bracket device is provided with a driving device used for driving the movable trolley structure to move in a reciprocating manner; a transmission post which moves upwards and downwards synchronously with the roller machine body is arranged on the roller machine body in a downwards-projecting manner; and the movable trolley structure is provided with a bump which can be matched with the transmission post in a moving and pushing manner and is used for jacking the transmission post when the movable trolley structure moves relative to the elevating bracket device. When the movable trolley moves, the bump is used for pushing the roller machine body to move upwards; and when the movable trolley structure moves reversely, the roller machine body moves downwards under the action of gravity. A novel roller machine body driving way is provided. Moreover, moving and pushing matching between the bump and the transmission post can be realized, so that the bump and the transmission post are matched smoothly without impacting.

The invention relates to the field of machine manufacturing, in particular to an automatic disengaging type fastening piece locking mechanism used for assembling bolts. The automatic disengaging type fastening piece locking mechanism comprises a servo motor, a reducer, a guide mechanism and a sleeve. The reducer is fixedly connected to the servo motor. The guide mechanism is fixedly connected to the reducer. The sleeve is fixedly connected to a central shaft of the guide mechanism. In work, the servo motor is in a torque mode. The automatic disengaging type fastening piece locking mechanism can output precise torque, and a bolt and a nut can be matched more firmly and reliably.

The invention discloses a trim strip for a shelf, a shelf with the trim strip and a refrigerator with the shelf. The trim strip for the shelf comprises a body. An installation groove with an opening facing left and stretching forwards and backwards is formed in the body. A first anti-skidding protrusion and a flexible anti-skidding strip are formed on the lower surface of the upper side wall of the installation groove. The fixed end of the flexible anti-skidding strip is located at the left side of the first anti-skidding protrusion and the free end of the flexible anti-skidding strip is located below the first anti-skidding protrusion. The trim strip for the shelf is firm in match, not prone to loosening and falling, simple in structure and reliable in assembly.

The invention provides a countertop rapid mounting structure of a faucet, belonging to the technical field of machinery, for solving the problem that the existing faucet mounting structure can not guarantee the mounting speed and the mounting stability at the same time. The countertop rapid mounting structure comprises a cylindrical mounting body and a locking block positioned below the mounting body, wherein a lock screw is arranged on the inner side of the mounting body, the locking block is long-block-shaped, a positioning hole penetrating through the upper and lower side surfaces of the locking block is formed in the locking block, a hinge pin is arranged in the positioning hole, and is limited in the positioning hole along the direction vertical to the positioning hole, the lower end of the lock screw extends into the positioning hole from the upper-side end opening of the positioning hole, the hinge pin sleeves the lower end of the lock screw and is in threaded connection with the lock screw, a containing groove starting from one end of the locking block till being communicated with the positioning hole is formed in the upper side surface of the locking block, and the center of gravity of the locking block is positioned on one side of the positioning hole, and on the same side with the containing groove. The countertop rapid mounting structure has the advantages of being rapid in mounting speed and good in mounting stability.

The invention discloses a numerical control lathe guide rail. The numerical control lathe guide rail comprises a base, wherein a guide rail body is arranged on the base; a trapezoidal convex strip is arranged on the middle part of the guide rail body; grooves are formed on the two sides of the convex strip; strengthening layers are bonded to the convex strip and the grooves; an oil feeding channel is formed in the guide rail body; and the oil feeding channel is communicated with the grooves. According to the numerical control lathe guide rail, the wear resistance of the numerical control lathe guide rail is greatly improved because the strengthening layers are arranged on the surfaces of the convex strip and the grooves; simultaneously, oil can be fed during machining because the oil feeding channel is formed in the guide rail body; the machining efficiency is improved; time and labor are saved; the numerical control lathe guide rail is novel in shape; the guide rail body is matched with a sliding block reliably and firmly; the machining precision is high; the numerical control lathe guide rail is convenient to assemble and disassemble; the strengthening layers can be replaced in time after being damaged, and are convenient to maintain; and the service life of the numerical control lathe guide rail is prolonged.

The present invention relates to a method for producing a hot-forming tool and a hot-forming tool with wear protection. The hot-forming tool (1) for hot-forming processing plate-shaped members (2) has at least one cooled upper tool (3) and a lower tool (4). The upper tool or lower tool (3, 4) has a base body (6) equipped with a molded bellow (7). The base body (6) is optimally made of aluminum alloy, and the molded bellow (7) is optimally made of steel. The molded bellow (7) is optimally used as a wear protective plate (9) or a metal coating (18) applied to the base body (6) and can implement good heat transfer (W) to the upper tool or the lower tool (3, 4) through the plate-shaped member (2) in a less thickness as less as possible. To improve heat radiation capacity, the base body (8) corresponding to the upper tool or the lower tool (3, 4) is provided with a cooling channel (5). The cooling channel (5) is used for flow guide of a heat radiation liquid.

The invention provides a shopping cart conveying system. A cart comprises a shopping frame, shopping supports, front wheels and rear wheels. The shopping cart conveying system comprises a connecting assembly, a support and cart conveying units. The connecting assembly comprises a cross rod connected with the middles of the shopping supports and two support rods connected with the cross rod; and a clamping portion is formed at the other end of each support rod. The cart conveying units are arranged on the support. Each cart conveying unit comprises a base plate, a guide rail, an anti-bouncing cover plate, two chains, conveying guide blocks and a driving component, wherein each base plate is arranged on the support, and a support portion is arranged in the middle of each base plate; each guide rail is arranged on the upper surface of the corresponding support portion, and limiting grooves are formed in the two side walls of each guide rail; each anti-bouncing cover plate comprises a support portion and two limiting anti-bouncing portions, and two limiting anti-bounding cavities are formed by every two limiting anti-bouncing portions and the corresponding guide rail; every two chains are arranged in the corresponding limiting grooves; and the conveying guide blocks are arranged on the outer wall of a chain plate outside the chains. By means of the conveying system, rollover accidents occurring in the conveying process can be effectively prevented; stability is good; steady operation is achieved; multiple carts can be conveyed at the same time; conveying efficiency is high; and the shopping cart conveying system is reasonable in structural design, low in production cost and good in economic benefit.

The invention belongs to the field of pipeline cleaning equipment and particularly relates to a portable pipeline inner wall electric cleaning device. The portable pipeline inner wall electric cleaning device comprises a work assembly, a power controller and a flexible shaft. A special-shaped sheave is fixed to a power input shaft in a sleeving mode, the appearance of the special-shaped sheave is cylindrical, the cylinder surface of the special-shaped sheave is surrounded by a wavy groove part, the waving direction of the groove part is parallel to the axis direction of the special-shaped sheave, and the groove part is of an axial symmetry structure with the axis of the special-shaped sheave as the axis of symmetry. The special-shaped sheave is coaxially sleeved with a cleaning shaft sleeve, a ball containing hole or a ball containing groove is formed in the inner cylinder wall of the cleaning shaft sleeve in a recessed mode, and containing space for containing a ball and enabling the ball to roll is defined by the ball containing hole or the ball containing groove and the groove part jointly. The outer wall of the cleaning shaft sleeve is fixedly connected with a cleaning brush. The device is low in use cost and high in portability, and meanwhile conforms to the operating purposes of high efficiency, automation and the high cleaning effect required by existing pipeline cleaning.

The invention discloses a high-low-high split type lining board for a semi-autogenous mill barrel and an operation method. The lining board consists of high battens, batten bodies, upper planes, lower planes, inclined edges, matching slopes, grinding slopes, connecting bolt mounting holes, low battens, bottom boards, bottom board bodies, upper square planes, lower square planes, grooves, side surfaces, positioning slopes, lifting lugs, hanging holes, connecting bolts and a barrel body. The replacement period of the overall lining board of the barrel is prolonged, the production cost of the overall lining board of the barrel is reduced, the continuous stability of movement states of grinding media and materials is guaranteed, the grinding efficiency is improved, the lining board has characteristics of universality, excellent abrasion resistance, bottom board replacement specificity and the like, and the stability of the movement state of the materials in the barrel can be guaranteed.

The invention provides a supporter for a decelerating clutch of a rotary drum washing machine, and relates to the technical field of washing machine, in particular to a reform proposal to a supporter for a decelerating clutch of a rotary drum washing machine. The supporter mainly comprises a supporting plate and a supporting base mutually connected, and is provided with a special bearing block and various reinforcing ribs; and a universal elastic locating ring made of a metal material is placed into the specific bearing block to make bearings matched firmly with little deformation and low noise. The material of the supporter is engineering plastics which are thermoplastic engineering plastics and thermosetting plastics or combinations thereof; and instead of the prior steel plate pressed components or nonferrous metal pressed components and electroplating process which is easy to pollute environment in order to save metal steel materials, simplify processing technology, improve processing efficiency and shorten production cycle; therefore, the supporter reduces production cost greatly. The engineering plastics are resistant to acid, base, wet and corrosion, and have light weight and high strength, so the service lives of the decelerating clutch and the rotary drum washing machine are effectively prolonged.

The invention provides a display screen assembly which comprises an embedded box, an installation support, a display screen module and a cover plate assembly. The display screen is located inside the display screen module. The installation support comprises a supporting wall, and a peripheral wall convexly stretching from the peripheral edge of the supporting wall to the same side of the supporting wall. The side, facing the peripheral wall, of the supporting wall is provided with a positioning piece for positioning the display screen module, a plurality of clamping buckles for clamping the display screen module and mouth-shaped frame ribs for supporting the display screen module. The display screen module is provided with a clamping groove matched with the clamping buckles. When the display screen module is assembled to the installation support, the display screen module is supported on the mouth-shaped frame ribs. The mouth-shaped frame ribs are arranged on the installation support, matching of the display screen module and the installation support is more stable, and a certain gap exists between the display screen module and the installation support, so that air circulation is ensured, and heat is prevented from being gathered.

The invention provides a finger type cover grabbing hand. The middle of a cover grabbing finger is arranged on a support through a hinge pin, the upper end of the cover grabbing finger is provided with a roller, the lower end of the cover grabbing finger is connected with a spring, a pull rod provided with an inclined face drives the roller to move and acts together with the spring to drive the cover grabbing finger to open and close, and a plurality of cover grabbing fingers are evenly distributed along the periphery of the support. The finger type cover grabbing hand adopts the pull rod and the spring to drive the cover grabbing fingers to move, replaces air cylinder driving in the prior art, enables structure to be simpler, and lowers cost. The plurality of cover grabbing fingers exert forces on a bottle cover at different directions to position the bottle cover, cover sealing quality and working efficiency are improved, and simultaneously harm to the bottle cover is avoided.

The invention relates to the field of fixing devices for lamp holders, in particular to a quick disassembly and assembly mechanism of a ceiling lamp. The mechanism comprises a fixed plate and a mounting plate, wherein the fixed plate is fixed on a ceiling, and a first lock catch assembly is arranged on the fixed plate; the mounting plate is used for mounting the lamp and hinged on the fixed plate, and a second lock catch assembly is arranged on the mounting plate; and the mounting plate is detachably locked on the fixed plate by the match of the second lock catch assembly and the first lock catch assembly. Compared with the prior art, the separation and locking of the mounting plate and the fixed plate are realized by mutual separation and locking of the second lock catch assembly and the first lock catch assembly, so the mechanism is convenient to disassemble, assemble, clean and connect.