77results about How to "Not prone to misalignment" patented technology

A connector holder fixes an optical connector assembled at a leading end of an optical fiber to an optical module having a light input/output end so that the optical fiber and the light input/output end is optically connected. The connector holder is provided with a holding section for storing at least a part of the optical connector, and a cover section attached to the holding section to be freely opened and closed. The cover section is provided with a cover section main body, and a pressing section which presses the optical connector toward the optical module.

The invention relates to a handheld wire harness and terminal press-fitting tool, which comprises a wire harness device, a press-fitting device and a clamping device. The middle of the wire harness device is provided with the press-fitting device. The right side of the press-fitting device is provided with the clamping device. The handheld wire harness and terminal press-fitting tool can solve theproblem that existing handheld wire harness and terminal press-fitting tools mostly use a single wire hole for press-fitting, can process only one wire harness in one operation, and are low in wire harness and terminal press-fitting efficiency and large in manual labor workload, and can solve the problem that the handheld wire harness and terminal press-fitting tool lacks a stopping mechanism forthe wire harness and the terminal, which causes misalignment during the press-fitting of the wire harness and the terminal, press-fitting failure and a waste of terminal parts and thus causes an increase in processing cost and a decrease in processing efficiency.

The invention relates to the technical field of printing machines, in particular to an automatic oval printing machine. The automatic oval printing machine comprises a rack, a main transmission systemand a printing device, wherein a cross beam arm is arranged on the rack, the printing device comprises a scraper and a screen printing plate, the scraper is installed on the cross beam arm, the crossbeam arm is provided with a longitudinal driving mechanism used for driving the scraper to ascend and descend on the screen printing plate, the cross beam arm is provided with a transverse driving mechanism used for driving the scraper to reciprocate on the upper surface of the screen printing plate, the main transmission system comprises an annular track and a printing platen, the annular trackis installed on the rack, the printing platen is connected with the annular track in a sliding mode through a transmission assembly, and the printing platen is located below the screen printing platewhen passing through the printing device. The automatic oval printing machine has the effects of being uniform in pigment printing and firm in coloring during printing.

The invention provides an efficient and quick full-automatic tennis felt wrapping machine. Aiming at the defects of existing automatic tennis felt wrapping equipment, the invention provides the efficient and quick full-automatic tennis felt wrapping machine which can integrate felt separation and felt wrapping. The machine comprises a machine body, a felt separating device, a felt wrapping device and a conveying device, wherein the felt separating device, the felt wrapping device and the conveying device are all arranged on the machine body; the felt separating device and the felt wrapping device are arranged at two sides of the conveying device; the felt separating device comprises a feeding box and a separating mechanism; tennis felt formed by cutting is arranged in the feeding box; the separating mechanism comprises a separating needle and a power mechanism I; the separating needle is arranged at one end of the feeding box and moves under the action of the power mechanism I to separate the tennis felt at the outermost layer in the feeding box; a tennis liner with an outer layer coated with glue is arranged on the conveying device; and the conveying device sequentially conveys the tennis liner to the felt separating device and the felt wrapping device to operate.

The invention discloses an anti-seepage construction method for a channel of accumulation waterlogging wet land. The method comprises the first step of foundation treatment, the second step of channel bottom layer sand gravel cushion layer construction, the third step of channel bottom layer first building block construction, the fourth step of channel slope first building block construction, the fifth step of channel slope second building block construction, the sixth step of first building block construction area treatment and the seventh step of first building block construction area and second building block construction area flushing. First building blocks and second building blocks are adopted in the method for serving as a channel anti-seepage layer for construction, the single anti-seepage structure of the channel is converted into a composite structure, and the channel anti-seepage layer construction integrity and flatness are good; and the phenomena of water seepage and leakage of the channel are not likely to happen, the channel water conveying capability is improved, and the water conveying losses are reduced.

The invention provides a curved display panel, a display device and a manufacturing method of the curved display panel. The curved display panel comprises an array substrate and a color film substratewhich are opposite, wherein the array substrate comprises a plurality of first signal lines and a plurality of second signal lines, the first signal lines are arranged in the second direction, and the second signal lines are arranged in the first direction. The array substrate further comprises a first substrate body and a plurality of array substrate shading strips, wherein the array substrate shading strips are located on the first substrate body, extend in the first direction and are arranged in the second direction. The color film substrate further comprises a second substrate body and aplurality of color film substrate shading strips, wherein the color film substrate shading strips are located on the second substrate body, extend in the second direction and are arranged in the firstdirection. The orthographic projection of the first signal lines on the first substrate body is located in the orthographic projection of the array substrate shading strips on the first substrate body, and the orthographic projection of the second signal lines on the first substrate body is located in the orthographic projection of the color film shading strips on the first substrate body. The problem of color mixture caused by dislocation of the curved display panel is solved.

The invention provides an LED box assembly, comprising a frame, wherein a connecting hole is arranged on the frame, and a first magnetic attractor is arranged at a first end of the connecting hole; the LED module provided with a second magnetic attractor, and the second magnetic attractor is inserted into the connection hole from the second end of the connection hole; an anti-detachment member fordefining the second magnetic attraction member within the connection hole. The invention eliminates the problem that the LED module may fall off due to the small magnetic force in front of the LED module, the safety property of the LED box assembly is ensured, and even when the magnetism of the first magnetic attracting member and the second magnetic attracting member is invalidated, the moving space of the LED module is very small, and the problems of falling off, dislocation or deformation are not easy to occur, which not only ensures the safety, but also ensures the display effect of the LED large screen.

The invention provides a roaster room back cup fire proof big brick, which is made of a dry material part and addition agents, wherein, the dry material part comprises: 32 to 37 weight portions of waste fire proof brick materials the grain diameter of which is 10-5mm, 22 to 26 weight portions of waste fire proof brick materials the grain diameter of which is 5-3mm, 8 to 12 weight portions of waste fire proof brick materials the grain diameter of which is less than 3mm and 28 to 33 weight portions of 180 head waste fire proof brick fine materials; the addition agents are water glass solution, sodium hexametahposphate, sodium fluosilicate and steel fibre; the invention adopts waste clay quality fire proof brick as main material to prepare the roaster room back cup fire proof big brick, is formed by direct moulding by adopting a vibration moulding mode during preparation, makes the fire proof big brick be a whole and do not easily have a dislocation even being impacted, basically does not need to be repaired, adopts waste materials as the main raw material, realizes resource recycling, changes waste into treasure, reduces environment pollution at the same time, reduces the labour intensity, and enhances the work efficiency.

The invention relates to the field of flow batteries, and discloses a flow battery capable of realizing sealing and a battery stack. The flow battery comprises: a diaphragm; an electrode, a sealing gasket and a bipolar plate sequentially arranged on one side of the diaphragm; sealing rings; a current collecting area and grooves matched with the sealing rings arranged on the bipolar plate, whereinthe grooves are arranged at the outer portion of the current collecting area in a surrounding mode, the sealing rings are arranged in the grooves, and the sealing gasket covers the sealing rings; an opposite-side electrode, an opposite-side sealing gasket and an opposite-side bipolar plate arranged at the other side of the diaphragm; opposite-side sealing rings; an opposite-side flow collecting area and opposite-side grooves matched with the opposite-side sealing rings arranged at the opposite side bipolar plate, wherein the opposite-side grooves are arranged at the outer portion of the opposite-side flow collecting area in a surrounding mode, the opposite-side sealing rings are arranged in the opposite-side grooves, and the opposite-side sealing gasket covers the opposite-side sealing rings; and fastening parts used for pressing the flow battery, so that the sealing rings and the opposite-side sealing rings deform to realize sealing. The flow battery provided by the invention can realize better sealing, and is simple to assemble and low in manufacturing difficulty.

The invention relates to a PE film efficient blow molding production line. The production line comprises a material suction device, an extrusion device, a blow molding device, a cooling device, an extrusion device, a punching device, an edge cutting device and a material collecting device, wherein the material suction device comprises a material suction machine, the material suction end of the material suction machine is connected with a plurality of material suction pipes, the extrusion device comprises an extruder body, the blow molding device comprises a blow molding machine body, the cooling device comprises a support and a plurality of cooling air outlet pipes located in the support, the extrusion device comprises a herringbone plate located at the upper end of the support and a mainpressing roller and an auxiliary pressing roller which have a cooling effect, the punching device comprises a first punching roller and a second punching roller, the first punching roller and the second punching roller are each provided with a plurality of annular roller cutters, the edge cutting device and the material collecting device are located in a movable rack, and the material collecting device comprises a first material collecting roller and a second material collecting roller. According to the PE film efficient blow molding production line, a PE film is punched and trimmed from production to winding, and the production line has the effects of being high in machining efficiency, high in production efficiency, saving in cost and low in labor intensity.

The invention relates to a direct current wet-type electromagnet for a valve, and belongs to the technical field of machinery. The direct current wet-type electromagnet for the valve comprises a coil,a guide sleeve, a fixed magnetic pole and an iron core. The iron core is made of silicon steel sheets, and each silicon steel sheet comprises a core part, a transition layer and an insulative corrosion-resistant layer. Each core part is made from silicon steel alloy prepared from, by mass, 0.03-0.05% of C, 3.5-5.5% of Si, 1.1-2.3% of Al, 0.3-0.5% of Mn, 0.05-0.07% of Cr, 0.5-0.8% of Sn, 0.3-0.5%of N, 0.06-0.08% of Mo, 0.08-0.16% of Ga, 0.2-0.6% of Ag, 0.005-0.01% of Gd and the balance iron and inevitable impurities. The direct current wet-type electromagnet for the valve has the advantages of being little in iron loss, resistant to corrosion and long in service life.

The invention discloses an SMD IC welding and fixing device which comprises a base, two supports, a beam and a fixing piece. The two supports are oppositely arranged on the two ends of the base in parallel and are perpendicular to the base. The two ends of the beam are connected with the two supports respectively. The upper end of the fixing piece is connected with the beam and moves along the beam, the lower end of the fixing piece is opposite to the base, and the fixing piece is used for fixing the IC to a bonding pad of a PCB during SMD IC welding. Before welding, the SMD IC is fixed to the bonding pad of the PCB, the IC does not need to be fixed with human hands, one hand holds tin wires, the other hand holds an electric soldering iron to conduct welding, displacement cannot occur easily, welding can be achieved at a time even though an SMD IC has the very small lead pin pitch, and the yield is ensured.

The invention discloses a method for tailoring a textile sample by using a textile sample tailoring machine, which comprises the following basic steps: flatly laying a textile to be tailored on a middle layer, stacking an upper pressing disc, pushing a push rod, pushing a blade on an arrayed combined knife rest into an L-shaped hollow groove, and tailoring the textile for the first time; after finishing, turning and flatly laying the textile cut for the first time on the middle layer, and then stacking the textile on an upper pressing disc; the push rod is pushed to push the blades on the arrayed combined knife rest into the L-shaped hollowed-out groove, secondary cutting of the textile is carried out, and cutting of the textile sample is completed; the arrangement type combined knife rest cuts samples into textile sample fragments with the uniform size through a groove-shaped path formed in the bottom layer operation table. The textile sample cutting device not only can cut out sample fragments with uniform sizes, but also can extrude textile samples to be flat, is suitable for materials with different softness, hardness, thickness, thickness and the like, improves the cutting precision and the sample edge uniformity, remarkably reduces the working intensity, and improves the labor efficiency.

The invention discloses a prolate glass sealed surface mounting diode comprising a glass body and cylindrical electrodes at both ends of the glass body, wherein the glass body is a rectangular cylinder, and the diameter size of each electrode is between the length and the width of the rectangular cross section of the glass body. A packaging tape used by matching with the prolate glass sealed surface mounting diode comprises a tape body and a plurality of containing parts, wherein the containing parts are distributed on the tape body and are used for containing the diode, each containing part is provided with an inner cavity in the shape of the rectangular cylinder, and the width of the cross section of the inner cavity is greater than the diameter of the diode electrode and smaller than the length of the cross section of the glass body of the diode. The diode can not roll in the containing parts of the packaging tape, and can not easily roll or slide on a flat plate, thereby reducing the problems of poor cross connection and the like caused by deviation generated when the diode is mounted on a circuit board.

The invention discloses a production technology and a product of a prefabricated bridge slab, and relates to building technology in order to solve the problem of damage to the environment due to adoption of bricks for construction. The production technology comprises steps as follows: building of a framework; concrete mixing; die preparation; casting formation; demoulding maintenance; modifying and coding. The production technology and the product of the prefabricated bridge slab have advantages and effects as follows: clay is not needed in the production process of the technology, damage to fields cannot be caused, a coal firing mode is also not needed for solidifying formation of the bridge slab, so that compared with clay and bricks, damage to the fields and atmosphere can be reduced, and purpose of energy conservation and emission reduction are achieved.

The present invention discloses a drawer push-in interlocking mechanism. The drawer push-in interlocking mechanism comprises a turbine, a drive unit configured to drive the rotation of the turbine. The drive unit comprises a star wheel, a driven wheel and an elastic locating piece configured to be fixed when the star wheel is in connection, experiment or separation states. The driven wheel is provided with a plurality of driving slots. The end face of the star wheel, with respect to the driven wheel, is provided with a driving lever configured to shift into the driving slots so as to drive the rotation of the driven wheel. According to the invention, the drives of the star wheel and the driven wheel take the place of the gear drive, and the drawer push-in interlocking mechanism has low cost, easy assembling and stable pushing.

The invention relates to a composite-bag-surface-scratch-prevention bag making method and system. The method comprises the following steps of: (1) covering a layer of non-heat-sealing type protective film on the external surface of a non-heat-sealing type outer membrane of a composite membrane; and (2) synchronously moving the protective film and the composite membrane to be subjected to a bag making process of a bag making machine together, thereby obtaining composite bags. The system based on the method comprises a composite membrane feeding mechanism, a first guide mechanism, a heat sealing mechanism, a traction roller and a discharging device which are sequentially arranged along the advancing direction of the composite membrane; a protective film feeding mechanism is arranged in front of the first guide mechanism; the protective film delivered by the protective film feeding mechanism covers on the external surface of the non-heat-sealing type outer membrane of the composite membrane; and the protective film and the composite membrane synchronously enter the first guide mechanism. During the process of bag making, only the protective film is scratched by a plurality of guide rollers and the traction roller of the bag making machine, and the surface of the composite membrane is not scratched, so that the problem that scratches exist on the surfaces of the composite bags is solved.

The invention discloses an ultraviolet sterilization and packaging integrated device for sanitary towels. The ultraviolet sterilization and packaging integrated device comprises a fixing frame, ultraviolet sterilization devices and packaging devices, wherein the ultraviolet sterilization devices are fixed on the fixing frame, lamp shades, ultraviolet sterilization mechanisms and tubes are arranged inside the ultraviolet sterilization devices, the ultraviolet sterilization devices are arranged on two sides of a conveying belt, the conveying belt is connected with left and right transmission disks, rotating shafts are arranged in centers of the transmission disks and connected to power devices through belts, two ends of the fixing frame are fixedly connected by the aid of fixing support rods, the power devices are arranged on the left sides of the fixing support rods, the packaging devices are connected to the transmission disks through smooth plates, packaging ports are formed in left sides of the packaging devices, and each packaging device comprises an upper clamping block and a lower clamping block. The device is simple and reasonable in structure; the ultraviolet sterilization and packaging integrated device is adopted, so that the labor efficiency is improved, and the workload is reduced.

The invention relates to an air bag assembly, a mattress and a bed. The air bag assembly comprises a plurality of air bags, each air bag comprises a plurality of overlapped sub air bags and connecting parts, the connecting parts are arranged between the adjacent sub air bags to communicate the sub air bags, when the air bag assembly is horizontally placed, the projections of the adjacent air bags on a horizontal plane have overlapped parts, and the air bag assembly extends from the first sides of the air bags to the second sides of the air bags; and objects are arranged at the bottom of the airbag assembly and connected with the sub air bags at the bottom. According to the technical scheme, the problem that in the prior art, an air bag assembly is prone to dislocation during use is effectively solved.