57results about How to "Guaranteed locking force" patented technology

The invention provides a door lock assembly of a washing machine and a washing machine control method. The door lock assembly includes a first magnetic unit arranged on a door, a second magnetic unit arranged on a front plate, and an automatic telescopic locking member arranged on the front plate; the first magnetic unit and the second magnetic unit have at least a mutual attraction state and a mutual repulsion state in which the door is closed an automatically opened, and closure and automatic opening of the door can be achieved; the door can be automatically opened, and the situation that a user cannot take clothes out of the washing machine and odors and bacteria are generated; a locking member is arranged, when the first magnetic unit and a second magnetic unit attract each other and the door is closed, the locking member stretches out and reaches a locking hole; attraction of the magnetic units and a locking function of the locking member can provide a dual closure guarantee, and the locking safety of the door is improved; and the door locking assembly is hidden, a locking opening formed in the front plate can be avoided, an integral appearance of the front plate can be kept, and hidden dangers such as water entering can be avoided.

The invention discloses a hoisting mechanism of a gantry crane. The hoisting mechanism comprises a left hoisting assembly (1) and a right hoisting assembly (2) which are symmetrically arranged on a trolley rack (3), wherein the left hoisting assembly (1) and the right hoisting assembly (2) are in movable connection with the trolley rack (3), so that the left and right hoisting assemblies move leftward and rightward relatively to the trolley rack; and the contact hoisting points between the left hoisting assembly (1) and a hoisting tool (4) as well as between the right hoisting assembly (2) and the hoisting tool (4) are located just above the hoisting point of the locking and hoisting object of the hoisting tool (4). By adopting the hoisting mechanism, the stresses of the hoisting tool and the trolley rack are improved, thus the weights of the hoisting tool and the trolley rack are alleviated, the hoisting load is alleviated and the energy is saved. In addition, the invention also discloses the gantry crane comprising the hoisting mechanism.

The invention discloses an anti-shock supporting and hanging frame used for installing a pipeline. The anti-shock supporting and hanging frame comprises a first channel steel base, a hinge, a first screw, a channel steel connecting rod, a second channel steel base, a bolt, single-face channel steel, a first rack, a second rack, a U-shaped fixing part, the pipeline, a bottom plate, double-splicingchannel steel, a nut, a second screw and a fixing connecting part. The anti-shock supporting and hanging frame is simple in structure, by arranging the first rack and the second rack, after the fixingconnecting part is installed on the single-face channel steel, the locking force degree between the single-face channel steel and the fixing connecting part can be effectively ensured, the fixing connecting part is prevented from moving laterally when stressed, and the anti-shock performance of anti-shock supports is effectively improved. The first rack is arranged on the side face of the single-face channel steel, the mutual position between the single-face channel steel and the fixing connecting part can be adjusted continuously, in the installing process, the double-splicing channel steelon the adjacent anti-shock support can be adjusted to the same horizontal height beneficially, bending stress is prevented from being generated when the pipeline is fixed, and supporting stability ofthe anti-shock supporting and hanging frame is benefitted.

The invention discloses a tensile and compression resistance steel bar connector and a using method thereof. The problems in the prior art that the connection stability of steel bars is poor and multiple sets of equipment are needed to realize on-site connection are solved. The tensile and compression resistance steel bar connector has the beneficial effects of being applicable to connection of steel bars with different diameters and improving the overall deformation resistance. According to the scheme, the tensile and compression resistance steel bar connector comprises a connecting plate andat least two pressing blocks, wherein the connecting plate is provided with a first clamping groove, a hinge shaft is arranged on the side, in the length direction, of the connecting plate, and the pressing blocks are provided with second clamping grooves; the hinge shaft sleeves one end of each pressing block, the end of each pressing block can rotate relative to the hinge shaft, the other end of each pressing block is connected with the connecting plate through a locking piece; adjacent pressing blocks are arranged at intervals with a set distance; and clamping of the steel bars is realizedthrough the cooperation of the first clamping groove and the second clamping grooves, so that the connection of two adjacent sections of the steel bars is further realized.

The invention discloses a bidirectional rotary electric cutter rest. The bidirectional rotary electric cutter rest comprises a box body, a cutter head, a gear shaft, a rotary shaft, a roller carrier, an outer gear ring, an inner gear ring which is sleeved on the rotary shaft, a motor which can rotate forwardly and reversely, and a clamping gear ring which can be meshed with the inner gear ring and the outer gear ring, wherein a gear is sleeved on the gear shaft; the motor drives the gear shaft to rotate; the gear is meshed with the roller carrier; the roller carrier is supported on the rotary shaft rotatably; the clamping gear ring is moveably sleeved on the rotary shaft through a key; the inner gear ring is fixedly connected with the cutter head; the outer gear ring is fixedly connected with the box body; the bidirectional rotary electric cutter rest also comprises a primary positioning pin; the back end surface of the clamping gear ring is a step plane; a roller which can roll along the back end surface of the clamping gear ring is installed inside the roller carrier; a key slot which is matched with the key is formed on the roller carrier; and a plurality of primary positioning slots which are matched with the primary positioning pin are formed on the clamping gear ring. The bidirectional rotary electric cutter rest is high in locking speed and locking stability and low in noise.

The invention provides a novel infinitely variable locking mechanism of a circular stapler. Including fixed handle, connecting rod, fastening pin, driving screw, driving pin, driving pin retaining ring, adjusting nut, limit baffle, in assembly, the connecting rod and driving screw are passed through the tight Fixed pin connection, the transmission pin and the adjustment nut are fitted with interference, and the transmission pin retaining ring is placed on the periphery of the transmission pin, the limit baffle and the adjustment nut are threaded, assembled at the end of the adjustment nut, the transmission screw rod and the adjustment nut Adopt rectangular thread connection. When locking the tissue, the speed can be effectively adjusted according to the clinical needs, and at the same time, the tissue can be locked in a standardized way that meets the physiological performance, which can effectively prevent the tissue from being damaged due to excessive locking, and ensure the quality and safety of the operation.

Provided is a special processing device of an injection machine moulding board. According to the special processing device, a top plate and a transition plate are fixedly connected. The injection machine moulding board is located through two locating pins on the top plate so that inclination or loosing of the injection machine moulding board can be prevented and locating accuracy of processing can be improved. Footing of the injection machine moulding board is tight attached to the top plate. A clamping surface is a footing surface of the injection machine moulding board, and clamping deformation of the injection machine moulding board is effectively reduced. A locking bolt hole is designed to be on the outer side of the transition plate, amplitude of swinging of a locking wrench can be increased, locking force is guaranteed, and convenience is brought to operation.

The invention discloses a copper rotor non-core-puling vacuum die casting mould which can be used for producing a long iron core copper rotor. According to the mould, a movable template and a core-pulling slide block are machined integrally, and a core-pulling slide block structure is eliminated; through the wedged structure design and rational tolerance design, the problem that the long iron corecopper rotor is eccentric is solved effectively; meanwhile, a casting cavity is used as a first vacuum-pumping system, and a mould space outside the casting cavity is used as a second vacuum-pumpingsystem; gas leaking from a fit clearance, an ejection system and the casting cavity is pumped out, so that the vacuum degree of the casting cavity is achieved effectively; the copper rotor after die casting has high concentricity, and the vacuum die casting process production of such copper rotors is achieved.

The invention relates to an inclined core-pulling mechanism for hydraulic cylinders in a metal die-casting die. Side inclined hole core pulling of a casting is completed by the die through the two hydraulic cylinders installed on one side of a die movable die, and the hydraulic cylinder, a pressing plate, a side mold core and a bearing plate are communicated so as to form a hydraulic mechanism of the die. A pouring system is composed of a main runner, a branched runner and a sprue. A first centre (8), a second centre (9) and a material pulling needle (7) are connected and fastened to form an ejection mechanism of the die. A reset rod (5) and a spring (6) form a return mechanism of the die. The die is compact in structure and good in pressure transmitting, the die moves firmly and reliably, the inclined hole core pulling motion of the casting is stable, and the mold core does not shake in the core-pulling process so that the requirement for the size accuracy of the casting can be met.

The invention relates to a quickly locked opening shrinking patterned sleeve of a porous special-shaped mold core. The patterned sleeve is a structure which is used for sleeving and locking a porous special-shaped mold core positioning column (1). An inlet end (4) where the positioning column (1) stretches is left in the patterned sleeve. At least two openings (2) are formed in the inlet end (4) where the positioning column (1) stretches, so that a holding claw (3) which shrinks inward and holds the porous special-shaped mold core positioning column (1) during use is formed on the side wall, corresponding to the inlet end (4), of the patterned sleeve. The difference is that positioning and locking of all freedom degrees are finished by hammering at one time. An expansion bolt overturns externally while the quickly locked opening shrinking patterned sleeve overturns internally.

The invention provides a flag-shaped duckbilled terminal which comprises a cable connecting part and a wiring female terminal. The insertion directions of the cable connecting part and the wiring female terminal are perpendicular mutually; the wiring female terminal comprises an insertion slot; the upper parts of the vertical side walls at both sides of the insertion slot are connected with two elastic planes which respectively extend towards the middle and are used for coating a wiring male terminal; a gap is formed between the two elastic planes; each of both sides of each elastic plane is respectively provided with at least one extending elastic arm extending downwards; the extending elastic arms extend to be close to the bottom of the insertion slot. According to the scheme, by respectively arranging at least one extending elastic arm extending to be close to the bottom of the insertion slot at each of both the sides of each elastic plane, the flag-shaped duckbilled terminal solves the problem that in the prior art, a wiring terminal is either insufficient in the locking intensity or inconvenient to insert, and has high probability of damage. The flag-shaped duckbilled terminal has the advantages of guarantee for locking intensity, convenience for insertion and long service life.

The invention discloses a repeatable locking and separating device, and belongs to the technical field of repeatable connection and separation. The device comprises a support 61, a vertical shaft 62,a worm 63, a turbine 64, a cross shaft 65, cams 66, a sliding groove 67, a pin shaft 68, a locking hook 69, a first bearing, a second bearing and a third bearing; the vertical shaft 62 is fixedly connected with the worm 63, and the vertical shaft 62 is installed on the support 61 through the first bearing; the turbine 64 is fixedly connected with the cross shaft 65, and the cross shaft 65 is mounted on the support 61 through the second bearing; the worm 63 is in matched transmission with the turbine 64, the sliding groove 67 is mounted on the cross shaft 65 through the third bearing, each cam66 is mounted on each side of the sliding groove 67, the two cams 66 are fixedly connected with the cross shaft 65, and guide grooves are formed in the two cams 66 correspondingly; and a concave cavity and a kidney groove are formed in the sliding groove 67, the locking hook 69 is inserted into the concave cavity, the pin shaft 68 is arranged on the locking hook 69, and the two ends of the pin shaft 68 penetrate through the kidney groove and are inserted into the guide grooves of the two cams 66. The device has the advantages that the operation is simple, multiple locking and separating can berealized, the vibration impact is small, and the maintenance is easy.

The invention relates to the field of intelligent robots, in particular to a spherical joint locking device and a control unit. According to the spherical joint locking device, a spherical joint comprises a spherical sleeve and a ball head piece which are matched with each other, and the locking device comprises a carrier, and the spherical sleeve is fixedly arranged on the carrier; a power mechanism comprising a driving device and two connecting rods, wherein the two connecting rods are arranged on the carrier in a hinged mode, and the two connecting rods are synchronously close to or away from the ball head piece under the action of the driving device; and locking pieces arranged at the free ends of the connecting rods, wherein the two locking pieces are driven by the connecting rods to synchronously clamp or be away from the ball head piece. The technical problems that in the prior art, the locking device of a control unit is complex in structure and poor in stability are solved.

The invention relates to an anti-loosening faucet. The anti-loosening faucet comprises a base supported on a table board, a faucet body, a mounting seat, a pipe body, a connecting rod, at least two first clamping claws and a driving assembly; the faucet body can be connected to the upper end of the base; the mounting seat is arranged below the table board; the pipe body comprises a water inlet pipe body and a water supply pipe body which are connected with each other; the water inlet pipe body can be connected with a water pipe and is vertically arranged below the mounting seat, and the water supply pipe body penetrates through the mounting seat to be in butt joint with a water inlet of the faucet; the upper end of the connecting rod is screwed on the base, the lower end of the connecting rod penetrates through the mounting seat, extends into the water inlet pipe body and is limited in the water inlet pipe body, and a propeller is arranged at the lower end of the connecting rod; the at least two first clamping jaws are distributed in the circumferential direction, and the first clamping jaws are arranged on the mounting seat and located below the table board; and the driving assembly is arranged on the mounting seat and is in transmission connection between the connecting rod and the first clamping jaws, and the driving assembly can push the first clamping jaws to radially move outwards to the periphery of a mounting hole along with rotation of the connecting rod. The anti-loose faucet is firm in fixation and convenient to assemble and disassemble.

The invention relates to an auxiliary device of a pneumatic impact wrench. The auxiliary device comprises a base plate, wheels, a cylindrical stand column, a rotating shaft, a bearing assembly, an upper limiting block, a lower limiting block, a suspension arm, a suspension ring and a load stretchable rod. The cylindrical stand column is vertically installed on the base plate, the rotating shaft is installed in the cylindrical stand column in a rotatable mode through the bearing assembly, an upper limiting opening is formed in the upper end of the cylindrical stand column, a lower limiting opening is formed in the lower end of the cylindrical stand column, the upper limiting block is connected with the upper end of the rotating shaft and extends out from the upper limiting opening, the lower limiting block is connected with the lower end of the rotating shaft and extends out from the lower limiting opening, the upper end of the suspension arm is hinged to the upper limiting block, the suspension ring is installed at the lower end of the suspension arm, the lower end of the load stretchable rod is hinged to the lower limiting block, and the upper end of the load stretchable rod is hinged to the middle of the suspension arm. The suspension ring at the lower end of the suspension arm can freely move in the horizontal direction and the vertical direction, when a nut is disassembled and assembled, labor is greatly saved, the auxiliary device is convenient to use, the labor intensity is greatly reduced, fatigue can be avoided, the locking degree is guaranteed, and the traffic safety is further guaranteed.

The invention provides a novel lateral positioning clamping device. The device is installed in a T-shaped groove of a machine tool workbench in a matched mode, and comprises a lever type clamping block, wherein a locking screw hole and an adjusting screw hole are formed in the middles of the left end and the right end of the lever type clamping block in the vertical direction correspondingly, a clamping tooth surface is arranged outside the upper portion of the left end of the lever type clamping block, rotating supporting blocks are symmetrically arranged at the bottoms of the front side andthe rear side of the lever type clamping block, and a locking screw and a pressure adjusting screw are in threaded connection with the locking screw hole and the adjusting screw hole respectively. Compared with the prior art, the device has the beneficial effects that the side surface of a plate type workpiece can be quickly and effectively fixed and locked, the surface machining of the plate workpiece is not affected, the machining working efficiency and the machining surface quality of the plate workpiece are improved, and the labor intensity is alleviated.