59results about How to "Safe and reliable transmission" patented technology

The present invention discloses a method for automatically detecting the air valve friction welding yield strength. The method comprises following steps: 1, tightly clamping the rod part of an air valve to be detected by a clamping finger at the front end of a hydraulic clamping plate, wherein the head of the air valve froms a cantilever beam structure at the outside; 2, driving the hydraulic clamping plate to rotate by a fourth driving mechanism, and driving a pressing plate to move to a position right above the head of the air valve by a third driving mechanism; 3, driving the pressing plate to move downwards by a servo electric cylinder, applying a down-pressing load onto the head of the air valve, detecting the down-pressing displacement of the servo electric cylinder by a grating ruler in real time, detecting output pressure of the servo electric cylinder by a pressure sensor, after the air valve deforms to a pre-set deformation amount under the down-pressing load, stopping the action of the servo electric cylinder, keeping the pressure for a time period t, and then unloading; and 4, detecting whether the air valve is yielded to be ruptured by an optoelectronic switch for material interrupting detection. The method has the advantages of high detection precision, high universality and high degree of automation.

The invention relates to a stacking transmission system which comprises stacking device and a tray lifting, propelling and conveying device, wherein the tray lifting, propelling and conveying device consists of a tray feeding device and an output stack conveying device; the stacking device is located between the tray feeding device and the output stack conveying device; the tray feeding device comprises a rack, a conveying frame, a lifting mechanism, a lifting beam and a push rod; the stacking device comprises a stacking rack with four struts, a vertical transmission motor and a longitudinal transmission motor; a tray is glidingly matched on the stacking rack along the vertical direction of the struts; a longitudinal beam is glidingly matched at the top of the stacking rack; a transverse sliding block is in transmission connection to the longitudinal beam through a transverse motor and a transverse tooth-shaped belt; and a manipulator is fixed on the transverse sliding block. According to the transmission connection through the tooth-shaped belt, the transmission stability is good and the structure is simple. The stacking transmission system provided by the invention is simple in structure, stable in action, capable of continuously completing the stacking of bagged articles in automatic production, so as to save the manpower and the material resources and have high stacking efficiency.

The invention discloses a circuit board assembly driven by a chain and provided with a locking indicator lamp. The circuit board assembly comprises a circuit board device (3) and a base fixing device. The circuit board device (3) comprises a rectangular body part (30) and four fixed feet (31) located at the corners of the rectangle respectively. The base fixing device comprises a base (1) and four mounting frames (4) which are fixed to the base (1) and correspond to the four fixed feet (31) respectively. Inserting grooves (40) allowing the fixed feet (31) to be inserted are formed in the mounting frames (4), and inside clamping blocks (8) which are biased by the jacking and pressing springs (83) and can stretch into the inserting grooves (40) are arranged at the inner sides, close to the inner side of the body part (30) of the circuit board device (3), of the inserting grooves (40) of the mounting frames (4).

The invention relates to a stepping type no-chain no-middle-axle infinitely-variable-speed folding bicycle. The stepping type no-chain no-middle-axle infinitely-variable-speed folding bicycle is characterized in that a hollow shaft, one-way bearings, gears, crank telescopic rods and the like are used for replacing an middle shaft, cranks, crank discs, a chain, flywheels, a variable speed device and the like of a bicycle in the prior art, and are arranged in composite wheel hubs, and whole close of wheels and shaft transmission parts is formed. According to the stepping type no-chain no-middle-axle infinitely-variable-speed folding bicycle disclosed by the invention, the driving form, the transmission mode, the speed change method, the appearance style and the folding situation of the bicycle throughout history are changed, and common steering of a front wheel and a rear wheel is adopted, namely that the circular pedaling driving type of the bicycle is changed into a stepping type; chain transmission or transmission shaft transmission is changed into gear transmission; the speed change through adjusting gear ratio is changed into the infinitely-variable speed change through extending (or contracting) crank rods; the functions of the middle shaft are achieved by a front shaft concurrently, and the middle shaft manner of the bicycle is omitted; and the front wheel steering is changed into the common steering of the front wheel and the rear wheel, and internal rotation and folding of the front wheel and the rear wheel are realized.

The invention discloses automated equipment used for detecting the yield strength of valve friction welding. The automated equipment comprises an automatic feeding and discharging conveying mechanism, a feeding and discharging mechanical arm module, an electric cylinder loading module and a hydraulic chuck clamping mechanism, wherein the feeding and discharging mechanical arm module comprises a pneumatic mechanical arm; the electric cylinder loading module comprises a pressure plate, a servo electric cylinder, a third driving mechanism, a pressure sensor and a grating ruler; the hydraulic chuck clamping mechanism comprises a rotary main shaft, a hydraulic chuck, a chuck pull rod hydraulic cylinder and a fourth driving mechanism; the pneumatic mechanical arm moves a valve to clamping fingers on the front end of the hydraulic chuck; the rod part of the valve is clamped through the clamping fingers and is pressed to the head of the valve through the pressure plate of the electric cylinder loading module so as to detect the yield strength of the valve friction welding. The automated equipment has the advantages that the whole course automation of valve feeding and discharging, valve clamping and cantilever loading for the valve can be realized so as to realize the automatic detection of the yield strength of valve friction welding.

The invention discloses a clutch. The clutch comprises an output gear, a rotating shaft and at least one clutch tooth arranged on the rotating shaft, wherein the output gear is provided with a containing groove; the inner side wall, positioned in the containing groove, of the output gear is provided with a plurality of inner tooth grooves matched with the clutch teeth; the ends, away from the rotating shaft, of the clutch teeth are provided with first contact arc faces; the inner tooth grooves are provided with second contact arc faces making contact with the first contact arc faces; the clutch teeth are provided with deformation holes; and the first contact arc faces are arranged at the positions where the clutch teeth make contact with the output gear, that is, the tops of the clutch teeth are of a cylindrical structure, compared with an involute type gear, the contact area of the clutch teeth is larger, and vibration in the transmission process can be effectively reduced. Meanwhile,the second contact arc faces are arranged in the inner tooth grooves of the output gear and make contact with the first contact arc faces of the clutch teeth, and therefore when clutch slipping happens, due to the fact that the first contact arc faces and the second contact arc faces are gentle, tooth jumping is easily achieved to achieve safe clutch.

Disclosed is a parking equipment access relay system, which is composed of a feeding frame, a power part, a drive device, a relay device, and a carrier vehicle supporting plate, and is arranged in mechanical parking equipment for putting vehicle at berth or getting the vehicle from the berth, relating to the technical field of steel structure and mechanical drive. A synchronous sprocket wheel is adopted to drive the carrier vehicle supporting plate, taper pin clutch relay transmission is provided, the access relay is novel and unique, and simple and easy, not only the machining cost is reduced, but also the transmission is more reliable.

The invention discloses novel new energy automobile equipment comprising a charging pile body. The bottom part of the charging pile body is provided with a hydraulic telescopic pump. The bottom part of the hydraulic telescopic pump is fixedly provided with a baseplate. The charging pile body is provided with a second slide slot and a first slide slot which is arranged on the rear end of the secondslide slot. The charging pile body of the left and right ends of the first slide slot is respectively provided with a left side toothed slot and a right side toothed slot. The right end surface of the charging pile body is provided with a closed slot. A jack slot is connected between the closed slot and the first slide slot. The rear part of the first slide slot is provided with left and right spiral rods which jack into the left side toothed slot and the right side toothed slot to be rotatably and cooperatively connected with the charging pile body. The overall structure is simple, the production cost is low and power supply is safe and stable.

The invention discloses a material level control system, a control method and a water treatment tank, and relates to the technical field of water purification treatment. The material level control system comprises a control unit and a detection unit, the control unit receives signals of the detection unit, a lifting device comprises a lifting rod, and the detection unit is fixed to the lower end of the lifting rod. The control unit is used for controlling the lifting device according to a sludge level signal sent by the detection unit, so that the detection unit is lifted. The method comprisesa setting step, a tracking ascending step and a tracking descending step. A water treatment tank adopts the material level control system. The system has the advantages of accurate monitoring, waterquality improvement and cost reduction.

The invention discloses a speed-adjustable sheet-type engaged gear infinitely variable transmission in the technical field of mechanical transmission. The infinitely variable transmission comprises asupporting frame, a driving arc-shaped wheel and a driven arc-shaped wheel are rotatably connected on the supporting frame, an output end of a first external transmission device is in transmission connection with a driving gear, the driving gear is engaged with a driven gear, the driving arc-shaped wheel faces the driven arc-shaped wheel, a plurality of driving inserting grooves are formed in thedriving arc-shaped wheel, a plurality of driven inserting grooves are formed in the driven arc-shaped wheel, a plurality of connecting grooves are formed in a first roller and a second roller, the first roller and the second roller are connected with first elastic sheets and second elastic sheets through the connecting grooves, the first elastic sheets and the second elastic sheets have the same structures, the driving arc-shaped wheel is positioned between the first roller and the second roller, at least one elastic sheet on the first roller and at least one elastic sheet on the second rollerare inserted into the driving inserting grooves and the driven inserting grooves, and corresponding arc-shaped buses of the peripheries of the driving arc-shaped wheel and the driven arc-shaped wheelare positioned on the same circle. A transmission part of the device is safe and reliable and not easy to abrade.

The invention discloses an H-shaped stacked group-transferring coop. The H-shaped stacked group-transferring coop comprises supporting frames, coops, a feeding trough and a transmission mechanism; themultiple coops are uniformly arranged up and down; the two ends of the coop are fixed through the supporting frames; the feeding trough is arranged at the front side of the coop; a supporting rod isarranged at the bottom of the feeding trough; the transmission mechanism connected with the supporting rod is arranged in the supporting frame; the transmission mechanism comprises a motor, an outputshaft and a belt; the motor is located between the two supporting frames; the motor is connected with the output shaft; the end part of the supporting rod is connected with the belt; a driving wheel and a tensioning wheel are arranged at the two ends of the belt; the driving wheel is connected with the output shaft; and the tensioning wheel is connected with the supporting frames. The feeding trough can be adjusted in the vertical direction through the transmission mechanism; the feeding trough can be lowered to facilitate feeding when feed is added; the problem that the feed is difficult to add when stacked coops are higher than the feeding trough is solved; use is convenient; time is saved; and danger caused by high-position feed adding is avoided.

The invention discloses a scraping and wiping apparatus for a coater. The apparatus comprises the following components: a scraping and wiping base; a driving motor which is arranged in a blocking chamber for driving the scraping and wiping base, wherein the driving motor and the scraping and wiping base are connected through a connecting rod, and the blocking chamber comprises an accommodating zone for installing the driving motor and a blocking zone which is arranged between the scraping and wiping base and the accommodating zone, the blocking zone and the accommodating zone are communicated,and the blocking zone is used for separating a working zone where the scraping and wiping base exists and the accommodating zone. The invention also discloses the coater. The coater as well as the scraping and wiping apparatus can enhance isolation effects, effectively avoids splashing of photoresist to a driving source, so that scraping and wiping effects as well as normal working of equipment are guaranteed; the structure is simple and concise, transmission is safe and reliable, and maintenance is facilitated.