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190results about How to "Easy and fast processing" patented technology

Gas distributor and semiconductor processing equipment applying same

The invention discloses a gas distributor comprising a supporting plate, a spoiler and a spray header electrode which are sequentially cascaded from top to bottom. The back of the supporting plate is provided with a first supporting table and supporting plate flow guide bosses, and a supporting plate groove is disposed between every two adjacent supporting plate flow guide bosses. The front face of the spoiler is provided with a second supporting table and spoiler grooves, and a spoiler flow guide boss is disposed between every two adjacent spoiler grooves; the width and the depth of the grooves are both larger than those of the corresponding flow guide bosses so that the flow guide bosses can be embedded into the corresponding grooves and when the first supporting table is in contact with the second supporting table, and a certain gap is remained between the flow guide bosses and the corresponding grooves so as to transfer and distribute gas. In addition, the invention also discloses semiconductor processing equipment applying the gas distributor. The gas distributor and the semiconductor processing equipment not only can relatively evenly distribute gas inside a reaction chamber, but also have the advantages of convenient processing, no easy damage, and the like.
Owner:BEIJING NAURA MICROELECTRONICS EQUIP CO LTD

Clamping deformation resistant jig for machining large-diameter elbow

The invention discloses a clamping deformation resistant jig for machining a large-diameter elbow. Three combined clamping blocks are arranged on a clamping base plate, each combined clamping block consists of an upper clamping block, a lower clamping block, a base plate and connecting bolts, inner sides of the upper clamping blocks and the lower clamping blocks are provided with circular arc-shaped gaps and form a circle consistent with the outer circumference of an elbow to be machined after closed, the upper clamping blocks and the lower clamping blocks are connected and fastened by the connecting bolts, and the base plates are arranged at the bottoms of the lower clamping blocks and are provided with chutes. Lock bolts pass through the chutes on the base plates of the combined clamping blocks and fix the combined clamping blocks on the clamping base plate after being fastened. In the invention, the large-diameter elbow is clamped by adopting a way of directly clamping a pipe blank in a surface-contact manner, thus the elbow does not generate a radial compaction force in the clamping process and is not easy to generate the radial forced deformation and the torsional moment; in addition, the clamping deformation resistant jig disclosed by the invention is applied to machining of a large-diameter thin-wall elbow machine, thereby ensuring the machining precision of the elbow.
Owner:扬州华宇管件有限公司

Apparatus for measuring a measurement object

An apparatus for contactlessly measuring a measurement object is proposed, which has an optical sensor, the optical sensor having an optical probe having a light source and a measurement objective for directing a light beam onto a measurement object and a receiver device for detecting a light beam reflected from the measurement object and generating a corresponding measurement signal; an advancing apparatus for altering the distance between the optical sensor and the measurement object in a first coordinate direction in a manner dependent on the measurement signal generated by the receiver device; and an evaluation unit for determining the coordinates of the measurement point on the measurement object. In order to avoid or at least reduce a so-called contouring error that occurs in conventional measurement apparatuses, the receiver device has a position-sensitive receiver which generates an evaluatable measurement signal within a programmable measurement window; the advancing apparatus sets the distance between the optical sensor and the measurement object in such a way that the receiver of the receiver device receives the light beam reflected from the measurement object within the measurement window; and the evaluation unit determines the coordinates of the measurement point on the measurement object from the position of the optical sensor and the measurement signal generated by the receiver device.
Owner:WERTH MESSTECHN

Low-energy-consumption magnetomotive propelling mechanism of bionic robot fish

The invention discloses a low-energy-consumption magnetomotive propelling mechanism of a bionic robot fish. The low-energy-consumption magnetomotive propelling mechanism comprises a body, i.e. a magnetomotive tail fin, wherein the magnetomotive tail fin comprises a U-shaped connecting frame, a magnetic induction coil, a strong-magnetic swinger and a crescent flexible tail fin; the magnetic induction coil is formed by winding silk-covered wires on a PVC (Poly Vinyl Chloride) bobbin; the strong-magnetic swinger is arranged on the central position of a rotary shaft in a pull-in manner by adopting two round strong-magnetic permanent magnets; the two ends of the rotary shaft are arranged on two small bearings; the tail end of the rotary shaft locks inner races of the small bearings by a clamping pin; the U-shaped connecting frame connects a fish body and the crescent flexible tail fin which consists of a tail handle and a fin surface. The low-energy-consumption magnetomotive propelling mechanism disclosed by the invention has the advantages that the structure is simple, the volume is small, and the processing is convenient; the insulating and waterproof performances are good; any waterproof protection is not needed, so that the complexity of the mechanism is greatly reduced; the electromagnetic induction principle is adopted to realize no-noise driving; the propelling efficiency is high and the working voltage of the magnetomotive propelling mechanism is wider.
Owner:SUZHOU UNIV OF SCI & TECH

Bunching type horizontal loading follow-up weight deducting device

The invention belongs to a loading test follow-up weight deducting technology and relates to a bunching type horizontal loading follow-up weight deducting device used for an airplane structure strength test. The bunching type horizontal loading follow-up weight deducting device comprises sliding trolleys, trolley tracks and weight deducting connecting pieces. The sliding trolleys are arranged on the trolley tracks. One ends of the weight deducting connecting pieces are connected with a device which needs to be deducted weight and are connected on the sliding trolleys in an overlapped mode, and weight balancing blocks are arranged at the other ends of the weight deducting connecting pieces. According to the bunching type horizontal loading follow-up weight deducting device, the deducting of weights of a plurality of horizontal loading devices at the same time is achieved, deformation and follow-up following the test piece are achieved, weight deducting demands of one-piece or bunching devices are met, assembly according to demands can be achieved and a plurality of test demands are all considered. Due to the fact that the device is composed of channel steels and bearings, machining is fast, simple and convenient, installation technology is simple, practical applicability is strong, and cost is low.
Owner:CHINA AIRPLANT STRENGTH RES INST
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