472results about How to "Overcoming elasticity" patented technology

The invention provides a full-automatic numerically-controlled machine tool for shafts, and belongs to the technical field of machinery. The full-automatic numerically-controlled machine tool for the shafts solves the problems that an existing numerically-controlled machine tool for the shafts is low in efficiency because feeding is low in speed, and feeding and blanking are separately carried out. The full-automatic numerically-controlled machine tool for the shafts comprises a working platform, a main machine, a front rack and a rear rack, wherein a material box is installed on the upper side portion of the front rack, a material conveying channel is formed in the front rack, a feeding device is installed on the front rack, a material receiving device is installed on the rear rack, a clamping stay tube is arranged in a spindle, a collet is installed at the front end of the clamping stay tube, a material leading base is installed on the working platform, a double-arm mechanical claw is arranged on the material leading base, a material leading device is arranged between the material leading base and the material receiving device, the material leading device and the spindle are arranged on the same axis line, a locating base is installed in the clamping stay tube, a locating mechanism is installed in the locating base, and a shaft arranged in the locating base can only pass through the locating mechanism under the action of external force. The full-automatic numerically-controlled machine tool for the shafts has the advantages that working efficiency is high, location is accurate, and feeding and blanking are synchronously carried out.

The invention discloses a device for stamping parts, which includes a transmission part, a plurality of molds, and a stamping part; the transmission part includes a support platform, a moving plate, and a rack; The channel is set horizontally; the moving plate is movably installed on the moving channel, and the moving plate is set horizontally; the rack is installed on the side of the moving plate, and the length direction of the rack is parallel to the length direction of the moving channel; multiple molds are arranged along the length of the moving channel The direction intervals are installed on the moving board, and the distance between any two adjacent moving boards is equal. The invention has good processing effect and high processing precision.

An energy-absorbing front end structure for a motor vehicle includes a pair of frame rails, struts (crushable members) made movable relative to the frame rails along a longitudinal axis, a bumper beam supported by the struts, and a spring resisting rearward movement of each strut relative to the frame rail. An inertia-activated locking device inhibits rearward movement of the strut when the vehicle undergoes a longitudinal deceleration above a threshold level so that the strut may absorb crash energy in a high-speed collision. If the vehicle is involved in a lower energy collision, such as with a pedestrian, the deceleration experienced by the vehicle is below the threshold level and the strut remains in an unlocked condition in which it is able to move rearward against the spring to lessen the crash energy transmitted to the pedestrian.

The invention discloses a mobile terminal, which comprises a shell, a camera and a driving mechanism which is arranged in an inner cavity of the shell. A hole is formed in a side frame of the shell; the camera is movably arranged on the shell; the driving mechanism comprises an elastic member, a ratchet wheel and a hanging rod; the camera is provided with a first groove; the ratchet wheel is arranged in the first groove; a guide channel is formed between the wheel edge of the ratchet wheel and the groove wall of the first groove; the wheel edge of the ratchet wheel is provided with a hanging groove; one end of the hanging rod is hinged on the shell and the other end stretches to the guide channel; the other end of the hanging rod comprises a hook; the hook can slide to the hanging groove along with retraction of the camera; tensile force enabling the camera to penetrate through the hole and retract to the shell is applied; the elastic member is arranged on the shell and elastic force enabling the camera to penetrate through the hole and stretch out of the shell is applied; and the elastic force has a reverse direction to the tensile force. The scheme can solve the problem that thecamera in the current mobile terminal is complex in structure and relatively high in cost due to the fact that a motor is adopted for driving the camera.

The invention discloses a sorting and conveying mechanism for groove workpieces, and belongs to the field of workpiece conveying and machining mechanical equipment. A material transferring pipe is vertically and fixedly arranged in the middle of the upper side of a material transferring support, a horizontal moving push plate is horizontally and fixedly provided with a material pushing pressing rod along the side of the material transferring material pipe, a material guide inclined plate is obliquely and downwards fixedly arranged on one side below the material transferring material pipe, anda material bearing baffle is arranged on one side of a turnover baffle; a material guiding pipe is vertically and fixedly arranged on the material transferring support at the lower side of the material transferring pipe, a material guiding rotating plate is arranged on the material transferring support on one side of the material guiding pipe, the end part the lower side of a transferring guide plate is rotationally connected to the material transferring support, a material bearing rotating plate is arranged on the upper side of the transferring guide plate, and a material transferring belt ishorizontally arranged on the upper side of a conveying base. The sorting and conveying mechanism has the advantages that the structural design is reasonable, the groove workpieces can be convenientlyand efficiently subjected to directional arrangement in the discharging process, automatic overturning and conveying of the groove workpieces can be realized, the workpiece feeding and conveying automation degree is improved, and the requirements of production and use are met.

The invention discloses a novel intelligent low-voltage cabinet. The novel intelligent low-voltage cabinet comprises a cabinet body, a circular hole is formed in the top in the cabinet body, a fan isfixedly connected into the circular hole, a housing is fixedly connected to the upper end of the cabinet body, frame openings are formed in the two ends of the housing, first filter screens are fixedly connected to the inner walls of the frame openings, and two air inlet holes are symmetrically formed in the side walls of the cabinet body; and the inner walls of the two air inlet holes are fixedlyconnected with second filter screens, the side wall of the second filter screen is rotatably connected with a cross rod, and a cleaning mechanism for cleaning dust on the side wall of the second filter screen is installed on the cross rod. The fan rotates to drive a rotating shaft to rotate, and then a cam is driven to rotate intermittently to collide with the side walls of a first sliding plug and a second sliding plug, so that the internal spaces of a liquid suction cavity and a liquid outlet cavity are periodically increased and decreased, cooling liquid continuously flows in a condensation pipe, and heat at the bottom in the cabinet body is well absorbed; the temperature of an electronic component is reduced, and the service life is prolonged.

The invention discloses a tabletop hoisting type sink. The tabletop hoisting type sink comprises a sink body and a platform plate, wherein the sink body is provided with a tabletop and the sink body arranged below the tabletop; a water discharging opening and a water discharging pipe are arranged at the bottom of the sink body; the edge of the top of the water discharging opening is connected witha water receiving sleeve which is hollow and is provided with a top opening; the inner part of the water receiving sleeve is communicated with the water discharging opening; a peripheral wall of theplatform plate is in sealed fitting with an inner side wall of the sink body; the platform plate is provided with a water leakage hole; the water leakage hole is internally and movably connected witha plunger piston; the lower end of the plunger piston stretches out of the bottom part of the platform plate and an elastic part sleeves the lower end of the plunger piston; the elastic part is used for closing the waster leakage hole by the upper end of the plunger piston under a normal state; when the platform plate is hoisted to the bottom of the sink body, the top of the water receiving sleeveis used for upward jacking the lower end of the plunger piston so that the water leakage hole is opened and the water leakage hole is communicated with the inner part of the water receiving sleeve. The tabletop hoisting type sink disclosed by the invention has a washing function and also can be used as the tabletop, so that more kitchen space can be obtained and functions are diversified.

The invention provides a plastic bag sealing machine which has the cutting function and is convenient to operate. The plastic bag sealing machine comprises a base, a heat-sealing base and a heat-sealing cutter, the heat-sealing base and the heat-sealing cutter are arranged on the base, and an electric heating unit is arranged in the heat-sealing base and / or the heat-sealing cutter. The plastic bag sealing machine is characterized in that the heat-sealing cutter is arranged on a heat-sealing support, a protruded portion is arranged at the side portion of the heat-sealing support, the protruded portion is connected with a sealing support through an elastic device, and a sealing cutter is arranged on the sealing support. The plastic bag sealing machine is simple in structure, capable of conducting cutting during the heat-sealing process and suitable for the requirements for sealing positions and cutting positions of different plastic bags, and has good practicality.

The invention relates to a rear electric drive assembly of a hybrid vehicle. The rear electric drive assembly of the hybrid vehicle comprises a drive motor and a reducer assembly. The reducer assemblycomprises a differential assembly mounted in a reducer case, a differential left housing and a differential right housing are provided with extended sleeve sections through allowing semi-shafts to pass, the extended sleeve sections are supported on the reducer case by bearings, a main reduction gear is fixedly connected to the differential housing, the main reduction gear receives torque output by the drive motor, a rotatable planet carrier is arranged in the differential housing in a loose fit mode, one axial end face of the planet carrier is provided with an end face tooth, an axially movable gear ring is arranged in the differential housing, an end face tooth of a gear ring is arranged on one axial end face and corresponds to the end face tooth of the planet carrier, the other axial end of the gear ring is provided with a plurality of axial mounting posts, the axial mounting posts protrude from the differential to support a signal plate, a return spring is arranged between the signal plate and the differential housing, and driving devices for driving the signal plate to perform axial displacements are arranged on the reducer.

The invention provides a cooking method, a cooking system, and a cooking utensil. The cooking utensil comprises a steam valve; a floating cover is arranged on the steam valve; and the lower part of the floating cover is connected with a silicone seal. The cooking method comprises following steps: the cooking utensil is heated at a first preset power; when the temperature of water in the cooking utensil is increased from a first preset temperature to a second preset temperature, and the pressure in the cooking utensil is increased to a first preset pressure, the pressure in the cooking utensilis maintained to be equal to the first preset pressure for cooking, and at the same time, the floating cover is maintained at a first position under the effect of pressure difference of the pressure in the cooking utensil and the first preset pressure; when the bottom temperature of the cooking utensil is increased to a third preset temperature, the cooking utensil is heated at a second preset power or heating is stopped, so that the temperature of water in the cooking utensil, and the pressure in the cooking utensil are reduced; when the pressure in the cooking utensil is reduced to be lowerthan the first preset pressure, the floating cover is maintained at a second position.

The invention provides a lifting device for a current collector, comprising a bottom plate, a four bar linkage mechanism, a first driving part, a first elastic part, a limiting part, a second elastic part and a second driving part, wherein the four bar linkage mechanism is capable of driving the current collector to ascend and descend, and a frame of the four bar linkage mechanism is arranged on the bottom plate; the first driving part is capable of driving a crank of the four bar linkage mechanism to rotate to the descending direction; the first elastic part has the elastic force of driving the crank to rotate to the ascending direction, one end of the first elastic part is arranged on the bottom plate, and the other end of the first elastic part is connected with the crank; the limiting part is capable of limiting the four bar linkage mechanism in the descending position; the second elastic part has the elastic force of locking the four bar linkage mechanism in the limiting part, one end of the second elastic part is fixed, and the other end of the second elastic part is connected with the limiting part; and the second driving part is capable of driving the limiting part to release the four bar linkage mechanism. According to the invention, the first driving part, the second driving part, the first elastic part, the second elastic part and the limiting part are matched to enable the four bar linkage mechanism to ascend and descend, so as to enable the current collector to ascend and descend, thereby meeting the ascending and descending requirements of electrical equipment.

A gear shift mechanism comprising: a first movable gear shift fork and at least one second movable gear shift fork adapted to engage gears of the gear shift transmission and adapted to assume a neutral position as well as an engaged position where a gear allocated to a respective one of the first and second gear shift forks is engaged, a locking mechanism preventing that the gear shift forks can assume at the same time unintentionally an engaged position, the locking mechanism comprising at least one movable locking element assuming a locking position when the second gear shift fork is in an engaging position engaging a gear, wherein in said locking position of the locking element, a contact face of the locking element and a locking face of the first gear shift fork engage each other and therefore hold the first gear shift fork in a neutral position, wherein the contact face of the locking element and the locking face of the first gear shift fork are designed such that in a locking position a force for moving the first gear shift fork out of its neutral position does not generate a resulting component of force that would force the locking element against the second gear shift fork.

The invention relates to an aerospace oxygenerator which comprises a case, a compressor, a distribution valve, a gas cylinder and two molecular sieves, wherein a bottom plate for packaging is arranged at the bottom of the case; a compression system box is arranged on the bottom plate; the compressor is supported in the compression system box; a gas inlet mechanism is arranged at the lower part of the front end face and / or the rear end face of the case, and communicated with the compressor by a gas inlet silencer; the compressor is connected with the two parallel molecular sieves by the distribution valve respectively; the two molecular sieves are connected with the gas cylinder by the distribution valve; the distribution valve is communicated with a gas outlet silencer; the gas outlet silencer is communicated with the compression system box; and the compression system box is communicated with an exhaust mechanism arranged at the lower part of the left side face and / or the right side face of the case. The aerospace oxygenerator is compact in structure, convenient, quick, stable and safe to use, easy to dismount and clean, and noise-free; the use comfort can be ensured effectively; and the service life can be prolonged.

The fruit picking robot for fruit trees includes a carriage. The bottom of the carriage is provided with wheels. The upper part of the rear side of the carriage is provided with a handheld push-pull frame. Vertical partitions are arranged in the carriage along the vertical direction to separate the carriage interior into a front storage chamber and a rear drive chamber. The rear side wall of the vertical partition is fixed along the vertical direction with a guide square tube located in the rear drive chamber. The rear side wall of the carriage is provided with a rear door body. The front sidewall of the carriage is provided with a front door body. Horizontal baffles are arranged horizontally in the rear drive chamber. Rechargeable batteries are arranged under the horizontal baffles and on the rear side of the square tube in the rear drive chamber. A lifting device is arranged on the horizontal baffles. The upper end of the lifting device is provided with a fruit picking manipulator located above the carriage. The fruit picking robot for the fruit trees has reasonable structure design, completes fruit picking, conveying and collecting operations through the coordinated use of multiple sets of motors, exhaust fans and air pumps, has efficiency high in the whole picking process and strong safety, and can greatly reduce the workload and labor intensity of fruit growers.

The invention discloses an automatic machining apparatus for copper tube connectors. According to the technical scheme, the automatic machining apparatus for the copper tube connectors is characterized by comprising a rack. A clamping head, a sliding platform, a vibrating feeding disk and a feeding mechanism are fixed to the rack. The feeding mechanism is used for feeding between the vibrating feeding disk and the clamping head, and comprises a conveying platform. A material storage opening is formed in the side face of the conveying platform. A first pushing device for pushing the copper tube connectors into the material storage opening is arranged on the vibrating feeding disk. The conveying platform is provided with a second pushing device for pushing the copper tube connectors out of the material storage opening. The side face, away from the vibrating feeding disk, of the conveying platform is provided with a discharge opening through which the copper tube connectors can slide out transversely. A material baffle capable of abutting against the discharge opening is arranged on the side face of the conveying platform. The material baffle is connected to the side face of the conveying platform through an elastic hinge device. When the conveying platform and the clamping head are coaxial, the distance between the conveying platform and the clamping head is shorter than the length of the copper tube connectors.

The invention discloses energy-saving and high-efficiency ventilation oxygen supply equipment for a bathroom. The equipment comprises a cabinet body, the side wall of the cabinet body is provided witha vent hole, the inner wall of the vent hole is rotationally connected with a plurality of fan blades through a rotating shaft, the lower end of the cabinet body is provided with a U-shaped cavity, the middle of the horizontal inner wall of the U-shaped cavity is fixedly connected with a partition plate, the vertical inner wall of the U-shaped cavity is connected with a sliding plate and a magnetic plate in a sealing and sliding manner, and the lower ends of the sliding plate and the magnetic plate are fixedly connected with the inner wall of the U-shaped cavity through springs. According tothe equipment, the sliding plate and the magnetic plate continuously slide vertically on the inner wall of the U-shaped cavity through heat absorption and expansion of expansion liquid, so that the fan blades are driven to continuously rotate to exchange indoor air, the sliding plate drives a liquid suction bag to continuously expand and contract when the sliding plate slides vertically in the inner wall of the U-shaped cavity, hydrogen peroxide in a liquid storage cavity is continuously pumped into an arc-shaped cavity, the hydrogen peroxide is decomposed into water and oxygen, the generatedoxygen is discharged through an air outlet hole, the oxygen is supplied to a room, and the phenomenon of oxygen deficiency in the bathroom is avoided.

The invention discloses a magnetic lock catch which is composed of a locking device and a positioning device. The locking device is provided with an outer shell, a big end up steel ball sliding groove is formed in the bottom of the outer shell, a steel ball is arranged in the steel ball sliding groove, a steel ball pressing block and a locking spring which are matched with a magnetic block are arranged at the upper end of the steel ball sliding groove in the outer shell, and the locking spring presses the steel ball in the steel ball sliding groove through the steel ball pressing block. The positioning device comprises a positioning pin, a movable gasket, a positioning spring and a fixing piece. The front end of the positioning pin is a locking section which can penetrate through the steel ball sliding groove, an arc-shaped groove matched with the steel ball is formed in the middle portion of the locking section, the movable gasket and the positioning spring are arranged on the positioning pin in a sleeved mode, and the fixing piece is connected with the rear end of the positioning pin. The magnetic lock catch can achieve movable connection between two independent parts, is suitable for enabling a plurality of parts to be movably connected with other parts simultaneously, and has the advantages of being precise in positioning and high in connecting efficiency.

The invention aims to provide a flip direct falling type optical chip module testing socket, the relative sliding of a pressing plate and a chip is avoided, and the positioning precision of the chip is improved. The flip direct falling type optical chip module testing socket comprises a base, an upper cover, and a probe. The probe comprises a probe rod and needles. A motherboard and a maintaining plate under the motherboard are fixed on the base. A floating plate above the motherboard is arranged on the base in an up and down floating way. The upper part of floating plate is provided with a chip groove. The bottom of the chip groove is provided with a needle hole. The probe rod of the probe is fixed by the maintaining plate and the motherboard. The needle of the upper end goes through the motherboard and extends upward into the needle hole. The needle of the lower end goes through the maintaining plate and extends downward. The upper cover is connected to a rotation cover. The pressing plate is fixed under the rotation cover. The upper cover is connected to a pin shaft. The base is provided with a waist-shaped pin hole whose bottom is provided with an upward push spring. The side wall of the waist-shaped pin hole is provided with a limit spring. When a downward external force is applied to the pin shaft and the pin shaft exceeds the limit spring, the limit spring returns to a normal state, and the pin shaft is maintained at the lower part of the waist-shaped hole.

The invention discloses a filling limiting cylinder valve which comprises a valve body, a valve element and a first spring, wherein a sliding sleeve capable of doing reciprocating motions in a way of facing to the valve element and a plug screw used for mounting the sliding sleeve into a clamping seat are mounted in the clamping seat on a side wall of the valve body, the plug screw is provided with an iron core extending into the sliding sleeve and used for driving the sliding sleeve through magnetic force to slide to the valve element, the exterior of the sliding sleeve is provided with a second spring used for keeping a tendency that the sliding sleeve slides away from the valve element, a step hole is formed in a runner, a cone part capable of blocking the stepped hole to seal the runner when the valve element moves downward is formed in the valve element, and the sliding sleeve and the valve element are arranged to be that the sliding sleeve stops the valve element moving downward when the sliding sleeve slides to the valve element. Since the filling limiting cylinder valve provided by the invention is arranged to be that the valve element moves downward to close the runner of the cylinder valve, the requirements of relatively great air demand and inflating volume of an electromagnetic filling limiting cylinder valve can be met completely. When the valve element moves downward, all that is needed is to overcome the elastic force of the first spring, and the reliability and the stability of the work of the valve element are ensured.

The invention discloses a production line for automatically positioning, rubberizing, encapsulating, forming and cutting a braid capacitor and a production process thereof. The production line comprises a material groove, a material pushing mechanism, a positioning mechanism, a rubber guiding and rubberizing mechanism, a rubber coating mechanism, forming mechanisms and cutting mechanisms, whereinthe material groove is of a strip structure; the pushing mechanism is arranged at the lower portion of the material groove in the direction of the material groove; the positioning mechanism is arranged at the side of the material groove; the rubber guiding and rubberizing mechanism is arranged on the outer side of the positioning mechanism; the rubber coating mechanisms are arranged at the front side of the rubber guiding and rubberizing mechanism at intervals; the forming mechanisms are arranged at the front side of the rubber coating mechanism at intervals; and the cutting mechanisms are arranged at the front sides of the forming mechanisms at intervals. The production line for automatically positioning, rubberizing, encapsulating, forming and cutting a braid capacitor and the productionprocess thereof achieve the automatic positioning of the capacitor pin and the body; the gummed paper is sucked and attached through a rubberizing component and is rolled to the side wall of a capacitor; after the height of the capacitor is positioned through the height limiting component, pin forming is performed, and the pin forming distance is ensured; the capacitor pin is positioned through the pin positioning component, and after the prepressing pin of the prepressing block is cut off by the pin, the pin and the braid are synchronously cut off.

The invention discloses a centrifugal speed adjustment tail vane deflection yaw type wind generating set. The wind generating set comprises fan blades (15), a transmission shaft (1), a tail vane (14), a tail vane push-pull rod (5) and a tail vane installation rack (9). The tail vane (14) is installed on the tail vane installation rack (9). The fan blades (15) are connected to the front end of the transmission shaft (1) in a rotating mode. The tail vane (14) can rotate under the pushing and pulling effects of the tail vane push-pull rod (5). The wind generating set further comprises a tail vane rotation gear shaft (11). A tail vane push-pull rack (12) matched with the tail vane rotation gear shaft (11) is arranged at the rear end of the tail vane push-pull rod (5). One end of the tail vane rotation gear shaft (11) is fixedly connected with the tail vane (14), and the other end of the tail vane rotation gear shaft (11) is provided with a gear shaft body and is installed on the tail vane installation rack (9) in a rotating mode. The wind generating set is protected and can work normally and generate electricity continuously in strong wind, and the product reliability is improved.

The invention discloses a traction device of a knitting machine. The traction device comprises multiple traction mechanisms arranged oppositely, wherein each traction mechanism comprises a gripper base with a gripper, a lifting seat and a fixing seat. A linear bearing seat is installed on the lifting seat, a first rotary shaft and a second rotary shaft are arranged on the linear bearing seat, thefirst rotary shaft is arranged in a long groove hole formed in the upper portion of the linear bearing seat, and the gripper base is installed on the two rotary shafts. A first pneumatic piston assembly driving the first rotary shaft to move in the long groove hole is arranged on the side face of the lifting seat, the first rotary shaft drives the corresponding gripper base to rotate around the second rotary shaft. A lifting tension spring for connecting the fixing seat and the lifting seat is arranged on the side face of the fixing seat, and a second pneumatic piston for pushing the corresponding lifting seat to move down is also arranged on the side face of the corresponding fixing seat. The traction device is provided with multiple independent traction mechanisms, the traction mechanisms can be freely selected to act and achieve double-side traction, single-side traction or certain-part traction on one side, selective fabric traction is achieved, and the traction device is speciallysuitable for completely formed knitting machines.

The invention discloses an overheating and overcurrent protection plug. The plug comprises a connecting plate and a rotating box, wherein an annular rotating groove is formed in a side wall of the connecting plate, a rotating ring slidably connected with an inner wall of the rotating groove is fixed to the side wall of the rotating box, two symmetrically-arranged power connection boxes are fixed to the side, close to the rotating box, of the connecting plate, two power connection plates connected with the interiors of the two power connection boxes correspondingly are inserted into the side, away from the rotating box, of the connecting plate in a penetrating mode, expansion grooves are formed in side walls of the two power connection plates correspondingly, and clamping blocks are connected with inner walls of the two expansion grooves through connecting springs correspondingly. The plug is advantaged in that clamping block are arranged, after the plug is powered on, the electrorheological fluid in the expansion groove is solidified and expanded, so the clamping block is pushed by the electrorheological fluid to move out of the expansion groove, the clamping block limits movementof the power connection plate, the power connection plate cannot be directly separated from the socket, stable combination of the plug and the socket is guaranteed in the power connection process, theplug is prevented from being easily separated from the socket by external force, and power supply stability is guaranteed.

The invention relates to rotary cutting type stainless steel round tube processing equipment. The rotary cutting type stainless steel round tube processing equipment comprises a base. A supporting column is fixedly arranged on the upper part of the right side of the base, a first groove opened upward is formed in the supporting column, the bottom in the first groove is fixedly connected to a firstspring, the top end of the first spring is fixedly connected to a moving column, the top end of the moving column is fixedly connected to a horizontal mounting plate, and a cutter is fixedly connected to the lower side of the left end of the horizontal mounting plate; a moving through slot is formed in the right side of the supporting column, a moving plate is fixedly connected to the side wall of the moving column, the moving plate is arranged by penetrating the moving through slot, a power driving device is fixedly connected to the right side wall of the supporting column, and the power driving deice is connected to the moving plate; a supporting rack is fixed to the upper side of the base, a steel tube is arranged on the supporting rack in a penetrating manner, and a clamping device isarranged in the steel tube. The rotary cutting type stainless steel round tube processing equipment provided by the invention has the advantages of being reasonable in structural design, convenient to use and convenient to cut steel tubes of large diameter dimensions, and has wide popularization and application value.

The invention discloses a disengaging-preventing maintaining mechanism of furniture movement parts. The disengaging-preventing maintaining mechanism comprises a movable component, a fixed component, a striking device and a damping stabilizing device. The damping stabilizing device is arranged on the movable component, the striking device is arranged on the fixed component, and when the movable component is closed for a section of a stroke relative to the fixed component, the striking device acts on the damping stabilizing device and generates buffering force. The striking device comprises a striking piece. The damping stabilizing device comprises a sliding groove base and a swinging element. A linear sliding area and a curve command awaiting area are arranged on the sliding groove base, the swinging element is arranged on the sliding groove base in a sliding manner and provided with a guide part and an elastic part, and a notch is formed between the guide part and the elastic part. When the movable component is closed relative to the fixed component and the swinging element is located in the linear sliding area, the striking piece acts on the elastic part, and the elastic part is elastically deformed and then penetrates the notch; and when the movable component is opened relative to the fixed component, and after the striking piece penetrates the notch, the striking piece acts on the elastic part and drives the swinging element to slide from the linear sliding area to the curve command awaiting area.

The invention discloses a lubrication system for feeding lubricant by an air pressure lubricant bag, comprising a base, a lubricant can, a soft lubricant bag, a lubricant discharging device and an air pressure pump, wherein the air pressure pump is used for charging air into the lubricant can. In the invention, the soft lubricant bag is pressed by the air pressure, and then the lubricant in the soft lubricant bag is evenly extruded. In comparison with the traditional lubrication system for feeding lubricant, the invention has the advantages of capability of making the lubricant free from outside environment pollution, no need of preventing the elastic force in the lubricant bag installing process, and constant pressure of lubricant feeding, wide application range, compact structure, low cost and the like.

The invention relates to an anti-explosion water-cooling supercharger which comprises a turbine motor, an intermediate, a gas compressor and a waste gas bypass mechanism. The waste gas bypass mechanism comprises a silicone tube, a diaphragm valve, a rocker arm and a waste gas bypass valve. The diaphragm valve comprises a shell, a diaphragm valve gas inlet tube, a diaphragm, an inner piston, a piston spring and a push rod. The diaphragm is fixedly connected to the shell, the push rod and the shell are slidably connected, and the push rod and the rocker arm are rotationally connected. The innerpiston and the push rod are fixedly connected. The lower end of the piston spring abuts against the shell, and the upper end of the piston spring abuts against the inner piston. The two ends of the silicone tube are connected to a gas outlet tube of the gas compressor and the diaphragm valve gas inlet tube. The waste gas bypass valve comprises a rotary shaft, a rotary arm, a valve body and a sealing sleeve. The rotary shaft is rotationally connected to the sealing sleeve and fixedly connected with the rocker arm. The rocker arm is fixedly connected to the rotary shaft. The valve body is fixedly connected to the rotary arm and arranged on a gas vent of a gas vent valve hole in an opening or closing mode. The supercharge pressure is adjustable, and the reliability is good.

The invention relates to the field of hardware tools, in particular to a pin puller, which comprises a shell, a handle and a replaceable screwhead hole. The pin puller is characterized in that a soft magnet is arranged on the rear part of the shell, a wire is helically wound on the soft magnet, a magnetizer is arranged at the front end, at the front end in the shell, of the soft magnet, a spring is arranged between the magnetizer and the soft magnet, one end of the spring is connected with the magnetizer, the other end of the spring is connected with the soft magnet, the front end of the magnetizer is connected with the replaceable screwhead hole, the upper end and lower end of the magnetizer are provided with long notches, a slider is arranged between the magnetizer and the shell, the cross-sectional area of the slider is less than the cross-sectional area of the long notches, balls are arranged at the upper end surface and lower end surface of the slider, and the balls are in contact with the bottoms of the long notches and the inner wall of the shell. The pin puller provided by the invention is convenient and easy to use, and has a long service life.