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440results about How to "Press evenly" patented technology

Connecting rod bushing press-loading device and method

InactiveCN101362286APress evenlyPress in evenly and ideallyMetal working apparatusEngineeringDriven element
The invention discloses a connecting rod bushing pressing device and a pressing method thereof. The device is used for pressing a wedge-shaped bushing into a pin hole at one end of a connecting rod, and comprises a horizontal connecting rod positioning mechanism used for the horizontal positioning of the connecting rod relative to the worktable plane, a clamping maintaining mechanism used for vertical positioning relative to the worktable plane, and a pressing head mechanism acting on the wedge-shaped bushing. The pressing head mechanism comprises an upper pressing head and a lower pressing head which are arranged oppositely and a driving element connected with the upper pressing head and the lower pressing head, the upper pressing head and the lower pressing head are coaxially arranged with the pin hole of the connecting rod, the opposite working end surfaces of the upper pressing head and the lower pressing head are bevel surfaces, and are respectively fitted with the upper bevel surface and the lower bevel surface of the wedge-shaped bushing. A positioning element for positioning the wedge-shaped bushing is arranged on the working end surface of the lower pressing head, the wedge-shaped bushing is sheathed on the positioning element, the upper pressing head and the lower pressing head tightly clamp the upper bevel surface and the lower bevel surface of the wedge-shaped bushing under the function of the driving element, and then the wedge-shaped bushing is pressed into the pin hole of the connecting rod. The moment of force generated during the pressing process in the prior art is eliminated, therefore, the wedge-shaped bushing can be pressed uniformly and ideally.
Owner:广东四会实力连杆有限公司

Electrical component socket

An electrical component socket according to the present invention includes: a socket body 1 including an accommodating portion 4 detachably accommodating therein an electrical component; plural contact pins 5 disposed in the socket body, contactable with terminals of an electric component; and a socket cover 2 rotatably attached to the socket body 1, for, when the socket cover 2 is closed, press-retaining an electrical component accommodated in the accommodating portion 4 so that the terminals of an electrical component are in contact with the contact pins 5, in which the socket cover 2 is disposed movable so as to be close to and apart from the socket body 1 when the socket cover 2 closed, so that the electrical component accommodated to be press-retained in the accommodating portion 4 can be urged by a predetermined urging force according to a thickness of the electrical component or a number of terminals thereof. Thus, the electrical component socket according to the present invention is capable of urging the electrical component by a predetermined urging force even in the case of different thickness of the electrical component or different number of terminals thereof, and is applicable to a high functional device of larger heat dissipation amount.
Owner:ENPLAS CORP

Automatic precipitation sampler

The invention aims to provide an automatic precipitation sampler which comprises a sampling bottle, a sampling bottle sensor, a pressure sensor, a detection funnel, a rain collection funnel, a cover, a rotary motor, a lifting rod, a lifting rod motor and a water injection mechanism, wherein the lifting rod is mounted below the cover; the lifting rod motor drives the lifting rod so that the cover moves up and down; the rotary motor is connected with the cover and drives the cover to rotate; the cover covers the rain collection funnel; the rain collection funnel is communicated with the water injection mechanism; the sampling bottle is arranged by corresponding to the water injection mechanism; the sampling bottle sensor is mounted on the water injection mechanism to detect whether the sampling bottle is full of water or not; the detection funnel is arranged beside the rain collection funnel; a pipeline blocking rainwater is connected below the detection funnel; a bypass pipe is mounted on the pipeline; and the pressure sensor is mounted on the bypass pipe. The automatic precipitation sampler provided by the invention can automatically collect rainwater in precipitation and automatically stop sampling after the rain stops; and after the collection, the precipitation automatic sampler can store the sample perfectly and record the precipitation-related data.
Owner:HARBIN ENG UNIV

Pressing tool for assembling truck body

The invention discloses a pressing tool for assembling a truck body. The pressing tool comprises an upright device, a pressing hook, a jack device and a workpiece locating device, wherein the upright device comprises uprights and bases, which are positioned on the two sides; the top ends of the uprights are provided with anti-rebound devices; guide devices and lug seats are arranged on the inner sides of the uprights; cylinders are arranged on the outer sides of the uprights; connecting devices matched with the guide devices are arranged on the inner sides of the guide devices; upper ends of the connecting devices are hinged with pressing hooks; pin holes and pin shafts I are arranged on the lug seats; the pin holes are matched with the pin shafts I; force amplifying levers, which rotate relative to the pin shafts I, are arranged on the pin shafts I; upper long circular holes and lower long circular holes are respectively formed in two ends of the force amplifying levers, wherein the upper long circular holes are hinged with connecting holes at lower ends of the connecting devices by pin shafts II; the lower long circular holes are hinged with connecting holes on end part joints of cylinder piston rods by pin shafts III; jack devices and workpiece locating devices are arranged on the inner sides of lower ends of the uprights; and the bases of the uprights, bottom surfaces of the jack devices and bottom surfaces of the workpiece locating devices are respectively connected with foundation embedded plates.
Owner:CRRC SHANDONG CO LTD

Multi-station balanced pressing mechanism for gas-liquid conversion cylinder

The invention discloses a multi-station balanced pressing mechanism for a gas-liquid conversion cylinder. The multi-station balanced pressing mechanism can guarantee the balanced press force of all stations and comprises a cylinder. The cylinder is controlled by an electromagnetic valve to be ventilated or not. A first sealing pad is arranged in the cylinder and divides the cylinder into a left cavity and a right cavity. The right cavity is provided with a pipe cavity protruding outwards. A second sealing pad is arranged in the pipe cavity and used for separating the pipe cavity and an oil cavity of an oil cylinder. The right side of the oil cylinder is communicated with an oil chamber through a pipeline. Four piston cavities are arranged side by side at the lower portion of the oil chamber at equal intervals. Pistons capable of moving axially along the piston cavities are arranged in the piston cavities and provided with sealing rings for preventing hydraulic oil from seeping downwards. The lower ends of the pistons are connected with piston rods. The diameters of all the piston rods are the same. Reset springs are arranged on the peripheries of the piston rods. Pressing boards are arranged at the lower ends of the piston rods.
Owner:CHONGQING YUKUNLONG METALLURGICAL MATERIAL CO LTD

Numerical control noodle maker

The invention discloses a numerical control noodle maker, which comprises a frame, wherein one side of the frame is provided with an upper conveying belt and a lower conveying belt; the other side of the frame is provided with a noodle outputting conveying belt; the upper conveying belt is positioned above the lower conveying belt, and inclines upwards; a noodle overturning roller is arranged below the upper conveying belt; an upper roll wheel, a lower roll wheel and an adjustable roll wheel are arranged on the frame close to the upper conveying belt, the lower conveying belt and the noodle outputting conveying belt respectively; and a noodle guiding device capable of oscillating leftwards and rightwards is arranged above the upper roll wheel and the adjustable roll wheel. The invention has the beneficial effects: (1) automatic folding and overturning of noodles are realized, so that the noodles can be pressed more uniformly; (2) by controlling the oscillating position of the noodle guiding device, circular pressing or outputting of the noodles is realized; (3) the noodle outputting conveying belt can be used for outputting pressed noodles out of the noodle maker towards the noddle feeding direction; (4) the noodle maker is convenient to move; and (5) the bottom of the frame is provided with adjustable support legs, so that the noodle maker is convenient to adjust to a horizontal position.
Owner:SHANDONG YINYING COOKING MACHINERY

Concrete pressure testing device

The invention discloses a concrete pressure testing device. The concrete pressure testing device comprises a lifting ring, a rotary hand wheel, a hand wheel limiting top block, an upper mounting seat,an adjustment lead screw, a pressure sensor, an extrusion plate, an upright post, an automatic soil clearing device, a lower mounting seat, a leg support, symmetric hinges, a machine body, heat dissipation gratings, a door sheet and an operation panel, wherein the bottom of the front of the machine body is hinged and connected with the door sheet by virtue of the symmetric hinges, two or more symmetric hinges are arranged and are located on the same vertical surface, and the heat dissipation gratings are uniformly laid in the middle of the door sheet at equal intervals. The concrete pressuretesting device disclosed by the invention has the advantages that the automatic soil cleaning device is arranged, an automatic soil cleaning function is realized, after concrete is crushed, automaticcleaning operation on test block residues on a pressure-bearing plate can be easily and conveniently realized, harm caused by splashing of the test block residues on human body is effectively avoided,and the phenomenon that hands are scratched as the test block residues are manually cleaned is avoided.
Owner:徐州鼎博混凝土制品有限公司

Compressing device in solidification process of glue for main grating glass ruler and ruler shell of grating ruler

The invention discloses a compressing device in the solidification process of glue for a main grating glass ruler and a ruler shell of a grating ruler, and belongs to the technical field of photoelectric measurement. The compressing device aims to solve the problems that in the prior art, the relative positions of the glass ruler and the ruler shell are hard to control accurately, the bonding strength of a glue layer is influenced, and compressing is uneven. The compressing device comprises a wave spring, a tensioning mechanism, guide rails and a fixed structure. One end of the wave spring is hung on the fixed structure, the other end of the wave spring is connected with the tensioning mechanism through a movable connecting rod, the ruler shell moves along the guide rails, and the wave spring is made to be completely located in the corresponding clearance of the ruler shell and the glass ruler. The wave spring is tensioned and loosened through the tensioning mechanism, and then the ruler shell and the glass ruler are compressed and loosened. The glass ruler and the ruler shell are evenly compressed through the wave spring, and in the place-in and take-out process of the spring, the relative positions of the glass ruler and the ruler shell can be accurate, and the bonding strength of the glue layer is guaranteed. Bonding reliability and efficiency are improved.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI
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