51results about How to "Improve the detection pass rate" patented technology

The invention discloses a surface stain detecting system which comprises at least one image acquiring device used for acquiring the image of surface information of an object to be tested; at least one light source device used for lighting the surface of the object to be tested; and a signal processing device electrically connected with the image acquiring device used for processing the image acquired by the image acquiring device so as to detect that whether the surface of the object to be tested conforms to a preset standard value, and marking the pixel of which the brightness value is more than the average value. With the coordination of the image acquiring device and the signal processing device, the surface stain detecting system can accurately judge the position where the stain exists, thus not only accelerating the detecting speed, but also avoiding the subjective factors existing in manual detecting and the omission factor thereof, thereby improving the detecting qualification rate. The invention also relates to a stain detecting method of the surface stain detecting system.

The invention belongs to the technical field of assembly lines, and especially relates to a mobile phone test assembly line. The mobile phone test assembly line comprises a download testing device, a calibration device, a human-computer interface testing device, an echo testing device, a network testing device and a finished product packing device, wherein belt conveyors are orderly arranged between the download testing device, the calibration device, the human-computer interface testing device, the echo testing device, the network testing device and the finished product packing device; the belt conveyors are provided with conveyor belts; the two ends of the conveyor belts are provided with a material receiving port and a material transporting port; and the material receiving port is connected with a discharge port of a corresponding device and the material transporting port is connected with a feeding port of the corresponding device. The mobile phone test assembly line provided by the invention is multiple in test functions, high in detection qualification rate and fast in detection speed.

The invention provides a product detection and sorting device capable of automatically detecting aperture and sorting unqualified products, which has high efficiency and high detection qualification rate. The device comprises a support and a pass-stop gauge; the lower end of the pass-stop gauge is a pass end, and a stop end is connected with the pass end; the pass-stop gauge moves up and down; the lower part of the support is provided with a qualified product pull-out plate and an unqualified product dropping plate which are placed up and down; the bottom surface of the qualified product pull-out plate is provided with a groove, and the qualified product pull-out plate is also provided with a yielding hole for the pass-stop gauge to pass so as to extend to a detected hole on a product in the groove; the qualified product pull-out plate is connected with a transverse movement mechanism for driving the qualified product pull-out plate to move in the transverse direction vertical to the length of the groove; the top surface of the unqualified product dropping plate is provided with a yielding groove extended along the length direction of the groove, and the lower end of the pass-stopgauge can extend into the yielding groove; and the unqualified product dropping plate is connected with a longitudinal movement mechanism for driving the unqualified product dropping plate to move longitudinally along the length direction of the groove.

The invention relates to a novel quartz glass pendulous reed. The novel quartz glass pendulous reed comprises a round support ring, two flexible support beams and a pendulous tongue which swings freely, wherein the two flexible support beams are to an axis in parallel; the pendulous reed is connected with the round support ring through the flexible support beams; three mounting positioning bossesare arranged on the round support ring; the three mounting positioning bosses are symmetrically distributed along a vertical axis; a vent hole is coaxially formed in the center of the round support ring; an isolation groove is formed in the round support ring between the vent hole and the flexible support beams; the isolation groove is coaxial with the vent hole; an opening is formed in the isolation groove; the direction of the opening is far away from the two flexible support beams and is left-right symmetrical. The novel quartz glass pendulous reed is put forward at home for the first time.By adoption of the structure form, the pendulous reed has the advantages of remarkably reducing the temperature sensitivity, improving the survival rate of the assembling process and improving the long-term stability of accelerometers when being compared with the original traditional structure, and can be applied to NJS / A type quartz accelerometers.

The invention relates to a battery cell transmission equipment with a short circuit detection function. The battery cell transmission equipment comprises a bottom plate, wherein a battery cell transmission device is transversely arranged at the middle part of the upper end surface of the bottom plate; an automatic limiting transmission function on battery cell bodies can be realized by the battery cell transmission device; a waste product removing device is longitudinally arranged at the middle part of the upper end surface of thebottom plate; the middle part of the waste product removing device is arranged on the battery cell transmission device in a penetrating way; a short circuit detection device is arranged at the right side of the waste product removing device through a bolt,an accurate short circuit detectionfunctionfor the battery cell bodies canbe realizedby the short circuit detection device, and afunctionofautomatically removing a detected waste product can be realized by the waste product removing device; the battery cell bodies are uniformly arranged on the upper end surface of the battery cell transmission device. According to the battery cell transmission equipment disclosed by the invention, the functions of automatic limiting transmission, accurate short circuit detection and automatic waste product removing on lithium battery cells can be realized, and the novel automation equipment integratingthe functions of short circuit detection, waste product removing, batter cell transmission and the like is provided.

The invention relates to an environment-friendly table tennis racket base plate which comprises a bamboo layer, a first wood layer, a black layer, a second wood layer, a black layer, a first wood layer and a bamboo layer which are sequentially bonded in an overlapping mode from bottom to top. Small lateral plates are symmetrically bonded to the base end portions and are formed by integrally molding bamboo. The upper surface and the lower surface of the table tennis racket base plate are made of the bamboo, the weight can be reduced, and the elasticity is improved. The small lateral plates are formed by integral molding the bamboo, glue is not required, and the base plate is environmentally friendly and high in detection pass percent. In addition, a developed capillary structure is arranged on the surface of the base plate and in the base plate, the base plate can effectively absorb sweat produced in the palm of a user to prevent a table tennis racket from slipping out of the hand, the bamboo is good in radiating performance, and the user can feel cool when holding the small lateral plates by the hand.

The invention discloses an actuator pressure stroke test device. The actuator pressure stroke test device is characterized in that the actuator pressure stroke test device comprises a bottom plate; a product supporting plate, a screw rod detection mechanism, a pushing mechanism and a thickness measuring mechanism are arranged on the bottom plate; the product supporting plate is mounted at the middle of the bottom plate; the screw rod detection mechanism is arranged to the right side of the product supporting plate; the pushing mechanism is arranged to the left side of the product supporting plate; the thickness measuring mechanism is arranged between the pushing mechanism and the product supporting plate; the thickness measuring mechanism is adjacent to the product supporting plate; the screw rod detection mechanism includes a slide plate, two slide rails, a U-shaped plate, a screw rod moving component and a first displacement sensor; the left end of the top surface of the slide plate is provided with an extension plate, a first slide rail and a displacement rod; an anti-error mechanism is arranged beside the slide plate; the anti-error mechanism is perpendicular to the slide rail; and the anti-error mechanism is connected with the slide plate. With the actuator pressure stroke test device of the present invention adopted, the detection quality of an actuator can be improved.

A vacuumizing degassing process is disclosed. The process includes subjecting a product to be vacuumized to helium mass spectrum leakage detection, then inflating the product with high-purity hot nitrogen, thoroughly heating the product by adopting inside and outside heaters as auxiliary, performing inflation with hot nitrogen, gas sealing, and discharging hot washing in order to vacuumize to obtain low vacuum, vacuumizing in a manner of interrupted discharging to obtain high vacuum, and other steps. Through the steps and process parameters specific to the process steps, effects of removing residual gas in an interlayer for products processed through the process, such as vacuum insulated cryopump sumps, vacuum insulated cryogenic tubes and vacuum insulated cryogenic valve boxes, are extremely good, and therefore, heat leakage of vacuumized products during application is greatly reduced, and using performance and service lifetime of the products are greatly improved.

A processing method of scalded peach seed decoction pieces is disclosed. The method includes a boiling step, namely a step of adding water into a scalding pot and boiling the water; a first-batch scalding step, namely a step of taking a dish out with the bottom of the dish being provided with a plurality of water discharging holes, adding the dish into the scalding pot, adding a first batch of peach seeds into the dish, and immersing the first batch of peach seeds with the boiling water; a step of scalding, with the scalding time being less than 4 min; a cooling step, namely a step of taking the dish out of the scalding pot, and washing the first batch of peach seeds with cooling water; a coat removing step, namely a step of removing seed coats of the first batch of peach seeds to obtain a semi-finished product; and a drying step, namely a step of drying the semi-finished product to obtain the decoction pieces. The method has few steps and a simple procedure, the production efficiency can be greatly increased, loss of nutrients of peach seeds can be avoided to the utmost, and the yield is high. In addition, product quality is uniform, water is saved, and the cost is reduced.

The invention belongs to the technical field of tool clamps, and relates to an adjustable pneumatic tool for an aluminum welding type test. A back support on a porous platform is inserted between twobottom fixing supports, a U-shaped back through groove is formed in the back support below a welding seam formed by two welding test plates, and argon intake grooves are formed in the back support ontwo sides of the U-shaped back through groove; argon side air discharging holes communicating with the U-shaped back through groove are evenly formed in the argon intake groove, a movable end limitingblock is slidably installed on the front side of the back support, a fixed end limiting block is fixedly installed on the rear side of the back support, the movable end limiting block and the fixed end limiting block are both in a step shape, and a movable end jacking air cylinder is fixedly installed on the outer side of the movable end limiting block; and side pushing clamping blocks are clamped on the two fixed bottom supports, and side pushing air cylinders are installed on the outer sides of the side pushing clamping blocks. The problems that the welding efficiency is low, the labor intensity is high, the operation is complex, and the welding position precision error is large when automobile body weld joints are manually assembled and welded are solved.

The invention discloses an automobile seat basin welding assembly detection method, comprising that: positioning posts are installed on a platform; detection plates are installed on the outer side of a wall plate on the detection platform; detection guiding holes are arranged on the detection plates which are corresponding to installation holes; detection pins are placed on the detection platform; the front end of the detection pin is a detection head; a guiding part is positioned in the middle part of the detection pin which is in connected to the detection head; the diameter of the guiding part is greater than the detection head; the back end of the detection pin which is connected to the guiding part is provided with a detection pin rear end part with the diameter being greater than the guiding part and the detection guiding hole; the seat basin welding assembly is placed on the detection platform; the bottom end positioning pin of the seat basin welding assembly passes into the positioning post; the detection pins are inserted into the installation holes after passing through the detection guiding holes; if the detection head can be inserted into the installation hole; the position of the installation hole and aperture accord with the requirement; if the detection head can not be inserted into the installation hole, the installation hole position and / or aperture is not in line the requirement. The automobile seat basin welding assembly detection method can realize the simultaneous detection of the installation hole and the aperture, and improves the qualified rate.

The invention discloses a cylindrical battery liquid injection hole aligning method and system, and the method comprises the following steps: S1, photographing the upper end of a cylindrical battery through a camera, obtaining a picture of the cylindrical battery, and uploading the picture to a processor; S2, on the basis of the picture of the cylindrical battery obtained in the step S1, firstly finding out the positions of screws at the two ends of a pole by using an image processing algorithm, then finding out the position of a liquid injection hole, and sending the current angle of the liquid injection hole to a PLC; and S3, controlling the servo motor by the PLC to drive the cylindrical battery to rotate, and rotating the liquid injection hole to a designated position. According to the hole aligning method, through a mode of firstly finding the screws at the two ends of the pole and then finding the liquid injection hole, misjudgment caused by the edge of the pole can be reduced, the hole aligning qualification rate can be greatly improved, and the production efficiency can be improved.

The invention belongs to the technical field of tooling and fixtures, and relates to an adjustable pneumatic tooling for aluminum welding tests. The upper back support of the porous platform is inserted between two fixed bottom supports, and the back support under the weld seam formed by two welding test plates There is a U-shaped back through groove on the top, and an argon gas inlet groove is opened on the back supports on both sides of the U-shaped back through groove, and argon gas side outlet holes connected to the U-shaped back through groove are uniformly opened on the argon gas inlet groove , the front side of the back support is slidingly installed with a moving end limit block, and the rear side of the back support is fixedly installed with a fixed end limit block. Both the moving end limit block and the fixed end limit block are in the shape of steps. There is a mobile end clamping cylinder fixedly installed, and two fixed bottom supports are equipped with a side clamping block, and a side clamping cylinder is installed on the outside of the side clamping block, which solves the problem of manual butt welding of car body welds, and has high welding efficiency Low, labor-intensive, complicated operations, and large errors in welding position accuracy.

A vacuumizing degassing process is disclosed. The process includes subjecting a product to be vacuumized to helium mass spectrum leakage detection, then inflating the product with high-purity hot nitrogen, thoroughly heating the product by adopting inside and outside heaters as auxiliary, performing inflation with hot nitrogen, gas sealing, and discharging hot washing in order to vacuumize to obtain low vacuum, vacuumizing in a manner of interrupted discharging to obtain high vacuum, and other steps. Through the steps and process parameters specific to the process steps, effects of removing residual gas in an interlayer for products processed through the process, such as vacuum insulated cryopump sumps, vacuum insulated cryogenic tubes and vacuum insulated cryogenic valve boxes, are extremely good, and therefore, heat leakage of vacuumized products during application is greatly reduced, and using performance and service lifetime of the products are greatly improved.