38results about How to "Convenient card position" patented technology

The invention discloses a proton exchange membrane fuel cell stack steel strip fastening device. The device structurally comprises a rear end plate, a rear end copper bar, a graphite plate membrane electrode assembly, a front end plate, disc springs and a disc spring pressing plate sequentially from rear to front, U-shaped steel strips are used to lock the above parts, a certain arc surface is designed on the rear end plate, a groove is formed at a position, where each steel strip is pasted, of the rear end plate in order to enable the corresponding steel strip to apply binding force to the graphite plate membrane electrode assembly more uniformly, and convenience is brought to clamping the steel strips; a clamping groove is formed in the front end plate, the disc spring pressing plate can be inserted into the clamping groove in order to prevent torsion of the steel strips when first screws is rotated into cross rods, and the steel strips are enabled not to contact with a graphite plate. When the graphite plate membrane electrode assembly becomes shorter, the disc springs loosen by a certain length to offset length change of the graphite plate membrane electrode assembly; the graphite plate membrane electrode assembly becomes longer, the disc springs are compressed to offset length change of the graphite plate membrane electrode assembly, and performance of a cell stack is ensured not to be affected greatly.

The invention discloses an integrated efficient hot saw device which comprises a device body. The device body comprises a base, and a rod feeding mechanism, a sizing mechanism, a rod pressing mechanism, a saw cutting mechanism and a rod discharging mechanism are arranged on the base; the rod feeding mechanism is located on one side of the saw cutting mechanism, the rod discharging mechanism is located on one side of the sizing mechanism, and the rod pressing mechanism is located between the sizing mechanism and the rod discharging mechanism, so that the integrated efficient hot saw device canadapt to cutting requirements under different environments; in addition, the rod discharging mechanism enables a rod discharging cylinder seat to be matched with a rod discharging frame for discharging materials under the effect of a fourth air cylinder under the condition that a third air cylinder is matched with a lifting connection rod, so that the improvement of the material cutting efficiencyis facilitated through the integrated design; and additionally, the cost is reduced, the requirements under the different environments can be met, and use limitation of the device is reduced.

The invention provides a self-cleaning multifunctional mop and belongs to the field of cleaning products. The invention specifically provides a multi-purpose mop having a hand wash-free function. The self-cleaning multifunctional mop truly solves the problem of single functions of mops and solves the problem that a mop can only use mop cloths or a collodion head and is incapable of switching of the mop cloths and the collodion head. The self-cleaning multifunctional mop comprises a mop rod, a mop plate, a water squeezing component and a mop connector. The front side of the mop plate is provided with a wiping medium for mopping; the two sides of the mop plate are provided with a brush and a water-scraping soft rubber strip. The mop connector is uniquely designed to consist of a lower connector, an upper connector and a plug pin, wherein the upper connector and the lower connector can be located as required so that the rotating angle of the mop is controlled. The self-cleaning multifunctional mop truly integrates the functions of sweeping, mopping, water scraping and self-cleaning, so that the functions of the mop are extended; the mop is convenient and flexible to use, low in manufacture cost, and is firm and durable.

The invention discloses a hot melting damping fin punching and cutting device and a punching method thereof, and belongs to the technical field of vehicle damping. The hot melting damping fin punching and cutting device comprises a punching and cutting device body, and a special conveying belt penetrating through the punching and cutting device body for conveying hot melting damping fins, wherein the punching and cutting device body comprises two support tables on two sides of the special conveying belt, punching tables flatly placed and fixed on the side surfaces of the two support tables, and lifting height adjusting mechanisms; and the punching tables are connected with cutter molds detachably mounted at the bottoms of the punching tables through the lifting height adjusting mechanisms. The punching heights and thicknesses of the cutter molds are adaptively adjusted through the lifting height adjusting mechanisms; and after the hot melting damping fins are effected, the lifting travels can be shortened, and the damage of the conveying belt due to excessive punching is prevented. The device solves the problems of bad burrs in cutting of the damping fins and short service life of the conveying belt.

The invention relates to an automatic quick punch press for an aluminum alloy building template. The punch press comprises a working platform, wherein a workpiece punching channel is formed in the working platform, movable adjusting devices capable of moving in the horizontal direction of the workpiece punching channel are arranged on the two sides of the workpiece punching channel respectively, and punching clamp devices are arranged on the two movable adjusting devices respectively; punching devices are arranged on the two punching clamp devices respectively, punch pins of the two punching devices both face the workpiece punching channel, and workpieces are punched by the two punching devices through the punch pins; a roller device capable of stretching and retracting in the vertical direction is also arranged in the workpiece punching channel and used for pushing the workpieces in the workpiece punching channel, a machine frame is arranged above the workpiece punching channel, a clamping device capable of moving along the workpiece punching channel is arranged on the machine frame, and the workpieces can be clamped and moved by the clamping device into the workpiece punching channel. Compared with the prior art, the punch press has the advantages that the workpieces can be punched automatically, the safety factor is high, machining precision is high, and production efficiency is high.

The invention discloses a magnetic attraction type damping fin magnetizing and punching device and a production technology thereof, and belongs to the technical field of automobile damping. The magnetic attraction type damping fin magnetizing and punching device comprises a magnetizing mechanism and a punching and cutting mechanism which are arranged according to working procedures, wherein the magnetizing mechanism comprises a magnetizing frame, a magnetizing conveyor belt, a magnetizing roller and a pressing plate; the two ends of the magnetizing roller are detachably and fixedly connected with the magnetizing frame; the two side ends of the pressing plate are detachably and fixedly connected with the magnetizing frame; the punching and cutting mechanism comprises two supporting tables for punching the two sides of the conveyor belt, a punching table and a lifting type height adjusting mechanism which are flatly placed and fixed to the inner side faces of the two supporting tables and a punching conveyor belt penetrating through the punching and cutting mechanism to convey magnetic attraction type damping fins. The problems that even though an asphalt type damping plate is low in cost, more harmful gas is produced, the substitute cost is high, the effective service life is short, dehydration is not performed in time, multiple burrs are formed during cutting, and the service life of the conveyor belt is short are solved.

The invention discloses a hot-melt damping fin cooling and punching device and a production method thereof and belongs to the technical field of car damping. The hot-melt damping fin cooling and punching device comprises an air cooling mechanism, a punching shearing device body and a dedicated conveying belt which penetrates the punching shearing device body to convey hot-melt damping fins. The air cooling mechanism comprises an air cooling box, an air blower and an air cooling conveying belt. The air blower is fixed into the air cooling box and covers over the air cooling conveying belt. The tail end of the air cooling conveying belt is connected with the dedicated conveying belt through the hot-melt damping fins in the conveying process, and the hot-melt damping fins are conveyed to the dedicated conveying belt. The punching shearing device body comprises supports on the two sides of the dedicated conveying belt, punching tables which are horizontally arranged and fixed to the side faces of the two supports, and lifting type height adjusting mechanisms. The punching tables are connected with cutting dies detachably installed at the bottoms of the punching tables through the lifting type height adjusting mechanisms. Through the hot-melt damping fin cooling and punching device and the production method thereof, the problems that too much burrs are generated on the hot-melt damping fins during shearing, and the service life of the conveying belts is short are solved.

The invention discloses a mechanical part grinding device comprising a base. The top end of the base is provided with a plurality of support columns of which the top ends are connected to an operatingboard arranged horizontally, and the operating board is internally provided with a feed mechanism; and the both sides of the top end of the operating board are provided with support arms arranged symmetrically, and sliding cavities are arranged in the sides, close to each other, of the support arms. The mechanical part grinding device has the beneficial effects that a second rotating motor is coordinated with a conveyor belt driven by a driving wheel, thereby facilitating feeding of materials, while a first baffle facilitates catching of the materials under the effect that a screw rod is coordinated with a spiral block; in addition, a telescopic cylinder is coordinated with a grinding plate, thereby facilitating vertical movement of a grinding block, while a rotating rod driven by a firstrotating motor is coordinated with a sliding rod, thereby facilitating horizontal movement of a sliding plate coordinated with the grinding block, so that the grinding effect is good, and the operation is simple; and the mechanical part grinding device is applicable for grinding different parts, and the harm to workers is reduced.

The invention discloses a seat cloth assembling device and a assembling method thereof and belongs to the technical field of processing of leisure furniture. The seat cloth assembling device comprisesa main frame, an upper mould, a lower mould and a rod mould; the main frame is formed by connection of two left-right frames through an upper frame connecting rod and a lower frame connecting rod; anupper platform is arranged on the front upper portion of the main frame, and a middle-grooved platform is arranged in the middle; an inverted cylinder is arranged on the upper platform reversely, andthe telescopic of the inverted cylinder penetrates the upper platform downwardly to be connected with the upper mould; the lower mould is buckled on the middle-groove platform in a T-shaped manner and is vertically and fittingly arranged with the upper mould; the rod module and the lower mould are horizontally and fittingly arranged and move horizontally under driving of an telescopic rod of a horizontal cylinder fixed on the middle-grooved platform, and cloth is pressed and stretched through synergistic effect of the upper mould, the lower mould and the rod mould to be fastened. By the arrangement, problems that manual cloth stretching is time consuming and labor consuming, low in labor efficiency and easy to cause product scrap or secondary operation are solved.

The invention discloses a bed back assembling device and an assembling method thereof, belonging to the technical field of leisure furniture processing. The bed back assembling device comprises an upper frame, a lower frame, an upper mold, a lower mold and a pull rod mold which are of up-down structures and fixedly connected one another, wherein a reversed air cylinder is fixed to the front upperpart of the upper frame and is detachably connected to the upper mold through a telescopic thereof downward; the lower mold and the upper mold are vertically matched and are detachably fixed to the upper end surface of the lower frame; the pull rod mold and the lower mold are arranged in the horizontal direction in a matched manner and the telescopic rod is driven by means of a horizontal air cylinder fixed to the upper end surface of the lower frame; by means of the synergistic effect of the upper mold, the lower mold and the pull rod mold, cloth is compressed and stretched so as to be fixed,and leisure bed back cloth stretched is inserted into a rod threading piece, so that the bed back assembling device is convenient to operate and the cloth is compact. The bed back assembling device solves the problems that in the prior art, it is time- and labor-wasting to draw the cloth manually, low in labor efficiency and easy to scrap or secondarily process a product when a bed back is assembled.

The invention discloses a magnetic suction damping fin production system and a production method, and belongs to the technical field of vehicle damping. The magnetic suction damping fin production system comprises a magnetizing mechanism, an air cooling mechanism and a punching and cutting mechanism arranged according to stations, wherein the magnetizing mechanism comprises a magnetizing frame, a magnetizing conveying belt, a magnetizing roller and a pressure plate; two ends of the magnetizing roller are detachably and fixedly connected with the magnetizing frame; two side ends of the pressure plate are detachably and fixedly connected with the magnetizing frame; the air cooling mechanism comprises an air cooling box, an air blower and an air cooling conveying belt; and the punching and cutting mechanism comprises two support tables on two sides of a punching and conveying belt, punching tables and lifting height adjusting mechanisms flatly placed and fixed on the inner side surfaces of the two support tables, and the punching and conveying belt penetrating through the punching and cutting mechanism for conveying magnetic suction damping fins. The magnetic suction damping fin production system solves the problems that an asphalt damping plate is more in harmful gas, high in substitute good cost, short effective service life, delayed dehydration, bad burrs during cutting and short service life of the conveying belt except low cost.

Disclosed is a plate shearing machine with speed detection and feedback devices. The plate shearing machine comprises a machine frame. An upper tool rest is arranged at the bottom of the machine frame, an upper blade is installed at the bottom of the upper tool rest, and press devices are installed in the upper tool rest and controls press movement of the upper blade. A lower blade is arranged below the upper blade and fixedly arranged on a workbench. The speed detection devices are symmetrically arranged on the portions, located on the two sides of the upper blade, of the machine frame, auxiliary speed adjustment devices are arranged below the speed detection devices, and signals of the speed detection devices are transmitted to the press devices and the auxiliary speed adjustment devices. According to the plate shearing machine with the speed detection and feedback devices, the speed is detected by the use of the speed detection devices on the sides of the upper blade, the signals are transmitted when speed fluctuation happens, the speed of the upper blade is adjusted, and adjustment can be conducted by relying on the press devices of the upper blade, and can also be conducted by the use of the auxiliary speed adjustment devices when the press device cannot timely conduct adjustment.

The invention relates to a hydraulic expander for repairing a steel coil core. The hydraulic expander comprises an L-shaped outer tongs arm (1), wherein an end part of the outer tongs arm is connected with an inner tongs arm (3) through a pivot (2), the outer tongs arm (1) and the inner tongs arm (3) are arranged oppositely, the outer tongs arm (1) is provided with a shaft hole (1a) which is internally provided with an oil cylinder (4), and a piston (5) of the oil cylinder is supported against an upper end face of the inner tongs arm (3). The outer tongs arm is 350mm in length and 80mm in width, and the inner tongs arm is 345mm in length and 40mm in width. The maximal expansion angle between the inner and outer tongs arms is 32 degrees. The hydraulic expander disclosed by the invention is more labor-saving when being applied to taking cores of horizontal defected silicon steel coils, and has the advantages of reducing unsafe factors that an operator falls due to improper force application and the like, preventing pressing marks generated after crowbar pulling in the traditional treatment manner, and simultaneously improving the field production efficiency.

The invention relates to the technical field of articles for daily use, in particular to a seat armrest on a seat system for people to sit, such as chairs, sofas, wheelchairs and the like. The upper part of the each armrest is provided with a containing groove which is provided with an upward opening, the containing groove contains a bracket which can be unfolded for supporting and at least can be subject to angle adjustment, and a top cap is movably covered on the upper port of the containing groove. The seat armrest provided by the invention still maintains the leaning function for people to sit; and when being not unfolded, the bracket does not affect the seat armrest, and the armrest has beautiful and elegant appearance and maintains comfortable feel. After the bracket is unfolded, a stable bearing platform is provided, and a user can put objects, such as laptops and the like on the bearing platform which is greatly convenient to use, thus the use problem that the laptops can be supported and placed in practical use is solved, and the quality of life is improved. The seat armrest has simple structure, optimized combination, low cost, favourable positioning and clamping and strong bracket bearing capability, and is convenient in implementation and easy to manufacture.

The invention discloses a screen black frame system and a screen state switching method, and belongs to the technical field of film screens. The system comprises an upper black edge device fixed in front of the upper part of a screen and a double-layer side black edge device fixed at a side front part. The upper black edge device comprises an upper black edge and an upper black frame, wherein the upper black edge covers the upper black frame. The upper black frame can move up and down in a vertical direction. The double-layer side black edge device comprises two outer layer black frames fixed at a side front of the screen, and two inner layer black frames fixed between the screen and the outer layer black frames. The two inner layer black frames can make relative motion towards the central part in a horizontal direction, or make reverse motion towards two sides. The main purpose of the system is that the upper black frame can move up and down in the vertical direction through the fixing of the upper black edge of the upper black frame, and the double-layer side black edges make movement in the horizontal direction, thereby achieving the switching of the screen states, and optimizing the watch effect.