9results about How to "High defective rate" patented technology

The invention discloses automatic assembling equipment for air compressor production and an operation method of the automatic assembling equipment, and relates to the technical field of air compressor assembling. Comprising an assembling and conveying part, a supporting and installing piece is installed on the assembling and conveying part, and centering clamping pieces are symmetrically installed on the supporting and installing piece; the centering clamping piece is used for clamping a screw rod of the air compressor; the assembling and conveying part is used for conveying an air compressor shell; the two centering clamping pieces are respectively provided with a positioning guide piece; the axial deviation of the main rotor screw and the auxiliary rotor screw can be known in real time, the situation that after the main rotor screw and the auxiliary rotor screw are installed, the end faces are not unified, the gas compression performance of an air compressor is affected, and the defective rate is increased is avoided, and the problems that existing air compressor automatic assembling equipment cannot conveniently conduct precision testing on the main rotor and the auxiliary rotor after installation, and the efficiency is high are solved. And the axial clearance control effect of the rotor is not good.

The utility model discloses a kind of adjustable nanometer double-faced adhesive tape diameter's rewinding equipment, it is related to rewinding equipment technical field, including support plate and mounting plate, further including connecting frame, blocking block, fixed pin, moving block, buffer spring, buffer rod, buffer sheet, first contact plate, baffle and auxiliary mechanism, connecting frame is installed in the upper surface of mounting plate, blocking block is slidably connected in the inside of connecting frame, fixed pin is threadedly passed in the outside surface of blocking block, fixed pin is slidably connected in connecting frame, moving block is slidably connected in connecting frame, buffer spring is installed on the upper surface of moving block, buffer rod is installed on the upper surface of moving block, the outer surface of buffer rod is passed in buffer spring, buffer sheet is installed at the top end of buffer spring, the utility model is by above-mentioned technical scheme, to solve the problem that the device is difficult to control in prior art to the diameter of winding, leading to the diameter of each rewinding group is inconsistent.

The utility model discloses an injection mold convenient to demold, which relates to the technical field of automobile ornament production, and comprises a fixed mold, a knocking mechanism and an ejection mechanism, guide vertical shafts are welded on the outer walls of four corners of the top of the fixed mold, and the same top plate is welded on the outer walls of the top ends of the four guide vertical shafts; an air cylinder is fixedly connected to the outer wall of the center of the top of the top plate, a movable plate is fixed to the bottom end of a piston rod of the air cylinder, and a movable mold matched with the fixed mold is fixedly connected to the outer wall of the bottom of the movable plate. According to the utility model, the knocking mechanism is arranged, so that the adhesion between the automotive trim plastic part and the inner wall of the mold is conveniently reduced, and the demolding convenience is improved; the ejection mechanism is arranged, and the automotive trim plastic part formed in the fixed mold is rapidly ejected out through the ejection plate, so that the labor intensity of workers is reduced, the demolding efficiency is improved, the automotive trim plastic part is not prone to being damaged, and the defective rate of the automotive trim plastic part is reduced.

The present invention provides a storage tube for quality control analytes, comprising a tube mouth 1, an upper tube body 2 and a lower base 4 which are sequentially connected from top to bottom; the tube mouth 1 is surrounded by a tube wall, and the thickness of the tube wall gradually becomes thinner from the upper tube body 2 to the tube mouth 1; the upper tube body 2 is surrounded by a tube wall, and a middle cavity 3 is formed inside the upper tube body 2, the upper part of the middle cavity 3 is communicated with the outside, and the lower part of the middle cavity 3 is in contact with the lower base 4, and the middle cavity 3 is used to store quality control products; the lower base 4 is a truncated cone structure with a wide top and a narrow bottom on the outside, and a cylindrical bottom cavity 5 is inside; the upper end of the bottom cavity 5 is in contact with the outer wall of the lower base 4, and the lower end of the bottom cavity 5 is communicated with the outside.

The utility model relates to the field of emergency equipment, and provides a lamp box and an emergency lighting lamp, the lamp box and the emergency lighting lamp comprise a bottom wall and a plurality of walls, the plurality of walls are erected from the bottom wall along the periphery of the bottom wall, every two adjacent walls of the plurality of walls are mutually jointed to form a box body corner angle, and a port is enclosed in the direction far away from the bottom wall; the cover body is covered on the port; wherein the corner angles of the box body outwards form an arc transition surface. Therefore, the use safety of the emergency lighting lamp is improved.

The utility model discloses a can cover aluminum foil heat sealing device which comprises a base, an L-shaped support is arranged on the upper surface of the base, a supporting plate is arranged on the inner wall of the L-shaped support, a pressing rod is connected to the front side of the supporting plate in a sliding mode, a heat sealing heating block is arranged at the bottom end of the pressing rod, and the can cover aluminum foil heat sealing device further comprises a clamping mechanism. The clamping mechanism comprises dovetail sliding grooves, sliding blocks and arc-shaped rubber plates, a sliding groove is formed in the middle of the upper surface of the base, the dovetail sliding grooves are formed in the left inner wall and the right inner wall of the sliding groove correspondingly, the dovetail sliding blocks are slidably connected into the dovetail sliding grooves correspondingly, and the sliding blocks are fixedly connected between every two left-right adjacent corresponding dovetail sliding blocks correspondingly; the can cover aluminum foil heat sealing device is high in adaptability, capable of being suitable for heat sealing of can cover aluminum foils of different sizes and high in automation degree, it is guaranteed that the heat sealing effect has high consistency, the overall quality stability of products is improved, and the defective rate is reduced.

The utility model discloses a hook and a hanging assembly. The hook comprises a hook body and a locking piece, the back of the hook body is provided with a downward first groove, and the hook body is hung on the first protruding part of the external hanging rail through the first groove; the locking piece is connected to the back of the hook body, a second groove which is formed upwards is formed in the locking piece, and the second groove is formed below the first groove; the second groove is buckled on the second protruding part of the external hanging rail, and the first groove and the second groove are matched with each other to be used for fixing the hook to the external hanging rail. The hanging assembly comprises a hanging rail and the hook. According to the utility model, the relative positions of the hook body and the hanging rail are locked by additionally arranging the locking piece, so that the problem of unstable connection between the hook body and the hanging rail when the hook is hung on the hanging rail in the prior art is solved; meanwhile, the hook body and the locking piece are assembled after being manufactured separately, the defective rate is effectively reduced, and the hook body and the locking piece can be made of proper materials according to the actual requirements of the hook body and the locking piece.

The invention provides a medical instrument production system, and relates to the technical field of medical instrument production, the medical instrument production system comprises a first unit, a second unit, a third unit, a final product quality inspection module and a production environment regulation and control monitoring module, medical negative pressure balls are assembled through the first unit, the second unit and the third unit in sequence; and finally, sampling test quality inspection is carried out through the final product quality inspection module. The first unit, the second unit and the third unit respectively comprise a first-stage quality monitoring module, a second-stage quality monitoring module and a third-stage quality monitoring module. The system solves the problems that each unit of an existing medical instrument production system lacks an independent quality monitoring module, if one unit is wrongly assembled, a subsequent unit still performs assembly on the unit which is wrongly assembled, resources are occupied, the defective rate is increased while the production efficiency is reduced, and the production cost is reduced. And an existing medical instrument production system is generally lack of a production environment regulation and control monitoring module, so that the medical instruments face the pollution risk in the production process.

The present invention relates to the technical field of metal bending and shaping, and discloses a bending and shaping device and a bending method for forming an electrical connector shell, comprising a cabinet, a turntable is installed on the cabinet, a jig is installed on the turntable, and a loading component, a unloading component, a detection component, a rejection component and a bending component are arranged around the turntable. The present invention arranges a jig on the turntable, and after positioning and fixing the connector shell by the jig, firstly detects defects on the lead pins on the connector shell by the detection component, and then the bending component bends and repairs the repairable lead pins of the connector shell. The device has a high degree of automation and can repair the lead pin bending defects that occur in the connector shell during the unloading and transportation process, thereby improving the quality of the connector shell and avoiding the increase in the defective rate of the electrical connector caused by the defective connector shell participating in the subsequent assembly work, which is beneficial to reducing losses, saving production costs, and improving the yield rate.