22results about How to "Improve rework efficiency" patented technology

The invention discloses an efficient alignment method for repeatedly clamping an impeller blade, which comprises the following five steps of: compiling and simulating a single-side back arc molded surface quantitative alignment program, rotating an initial angle error, resetting an initial angle, compiling and simulating a light-seeing trial cutting program, and finely adjusting the initial angle to realize the circumferential efficient alignment of the blade. And the repair efficiency and the repair quality are improved.

The present invention discloses a semi-open through-hole cover, a sealed wire harness through-hole structure and an installation method thereof. By using a main trunk slot and a plurality of branch trunk slots on the semi-open through-hole cover, each cable of the wire harness can be inserted through the main trunk slot, and then pass through the guide section and the narrowing section of the corresponding branch trunk slot and then be fixed in the corresponding positioning hole, thereby realizing the rapid fixation of the wire harness on the semi-open through-hole cover; the complementary structural boss of the internal component is used to ensure that the sealant poured into the injection ring will not leak into the inner shell of the product through the gap between the cable and the semi-open through-hole cover. Therefore, the present invention can conveniently and quickly realize the assembly of the wire harness and the semi-open through-hole cover, can facilitate the correction of the wrong installation position of the cable of the wire harness, and can ensure that the sealant will not leak into the inner shell of the product, solving the problem that the existing sealed wire harness through-hole structure cannot take into account both the convenience of wire harness assembly and the sealing effect of the sealant.

The utility model relates to a tool for reworking a rear cover hinge, which comprises a base, an ejector assembly is arranged on the upper surface of the base, and the ejector assembly comprises an ejector pin and a spin riveting pin used for ejecting out a spin riveting pin joint of the rear cover hinge; the discharging plate is arranged above the base, a positioning block is arranged on the upper surface of the discharging plate, a through hole with the axis perpendicular to the positioning block is formed in the positioning block, the spin riveting pin connecting position of the rear cover hinge placed on the positioning block right faces the through hole, and the end, away from the base, of the ejector pin is located in the through hole. The reset assemblies are symmetrically arranged between the base and the discharging plate and used for resetting the discharging plate after the spin riveting pin on the rear cover hinge is ejected out; the upper pressing plate is arranged above the discharging plate, second guide columns are symmetrically arranged on the lower surfaces of the two ends of the upper pressing plate, and the ends, away from the upper pressing plate, of the second guide columns penetrate through the discharging plate and are in sliding connection with the discharging plate; a pressing head is arranged on the lower surface of the upper pressing plate and used for pressing the rear cover hinge. Compared with the prior art, the reworking efficiency is high, the operation is simple, and the safety is high.

The utility model belongs to battery processing technical field discloses a milling machine for battery module reconditioning, including frame, work platform, first fixed assembly and second fixed assembly. When battery module reconditioning, first place battery module on work platform, and make battery module side of first fixed assembly abut on first fixed assembly, then adjust second fixed assembly, make second fixed assembly move along first direction to the side close to battery module, and abut on the side of battery module away from first fixed assembly, so that battery module is fixed tightly along the two sides of first direction, convenient for milling cutter to remove the weld between conductive row and pole column, then, make second fixed assembly continue to move along first direction to the side close to battery module, make second fixed assembly extrude battery module, so as to extrude and remove steel band, do not need to carry battery module, reduce manual operation intensity, reduce the risk of battery module falling, improve the efficiency of battery module reconditioning.

The present application relates to mechanical automation assembly and coking equipment technical field, specifically for the coal hole cover assembly device and method for coke oven closed scene, including annular rotary base and indexing turntable, with positioning column and pneumatic self-centering claw of accompanying pallet, multiple operation stations and industrial computer; The device drives the clamped coal hole cover blank by the indexing turntable, and sequentially flows between the tamping filling, welding, feeding grinding and bell jar test stations; Its core is to realize the single reference continuous flow of workpiece relying on the accompanying pallet, and cooperate with the dustproof gas curtain blowing off the refractory dust; The present application discards the traditional multiple lifting mode, overcomes the secondary clamping error caused by repositioning in the harsh environment, ensures the cleanliness of the clamping surface, and improves the shape and position accuracy of the workpiece in the whole assembly process.

The invention relates to microelectronic device detection and repair, in particular to a Mini LED defect positioning and repair method and system based on photo-thermal monitoring, and the method comprises the steps: obtaining a display circuit board, a high-resolution camera, a modulatable laser source, a thermal infrared imager and a repair tool head, and determining a plurality of brightness uniformity indexes and a rough position coordinate set based on an initial optical image set; performing temperature monitoring on the irradiated LED by using an infrared thermal imager to obtain a transient thermal response data set, performing thermal parameter extraction on the transient thermal response data set to obtain a peak temperature and response time, and determining a defect score based on the rough position coordinates, the plurality of brightness uniformity indexes, the initial optical image set, the peak temperature and the response time, and determining a plurality of repaired LEDs based on the display circuit board, the plurality of defect scores, the defect label set and the repair tool head, and completing Mini LED defect positioning and repair. According to the invention, the accuracy of positioning the Mini LED with the defect can be improved, and the repair efficiency is further improved.

This invention discloses a repair method for porosity defects in U-rib internal welds. For full penetration fillet welds, where the U-rib has no beveling before welding, and both the initial internal and external welds between the U-rib and the panel are performed using submerged arc welding, the method includes: (1) locating the location and distribution range of porosity defects in the internal weld area through weld flaw detection; (2) using submerged arc welding wire to reinforce the porosity defect area to eliminate most of the porosity; (3) performing weld flaw detection again to determine the distribution of remaining porosity defects; (4) using air gouging to remove residual defects in the area corresponding to the remaining porosity defects on the outside of the U-rib; (5) using flux-cored welding wire to perform repair welding in the air-gouged area on the outside of the U-rib; (6) re-inspecting the weld. If porosity defects are still present, return to step (4) until flaw detection confirms the absence of porosity defects, thus completing the repair work. This invention can efficiently and effectively repair porosity defects (especially dense porosity defects) in U-rib internal welds.

A ball pulling device for lithium battery production and repair belongs to the technical field of lithium battery production. The upper end of the inner side wall of the battery limiting box is a wedge-shaped surface, and the lower end of the inner side wall of the battery limiting box encloses a placing space and is inserted into a battery. The upper end of the supporting column is connected with one end of the positioning rod in a limiting mode. The other end of the positioning rod is spot-welded. And the using end of the spot welding head corresponds to a battery liquid injection hole. A limiting block is arranged at the lower end of the supporting column, a hemispherical clamping block is arranged at one end of the limiting block, a clamping groove is formed in the battery limiting box, and the hemispherical clamping block is in interference clamping connection with the clamping groove. The outer wall of the battery limiting box is provided with connecting lugs, and the connecting lugs are coaxially arranged and fixedly connected through a shaft rod inserted into the connecting lugs. According to the utility model, the stable clamping and positioning of the battery cell are realized, and the quality fluctuation caused by insufficient operation stability is eliminated; and the spot welding head is limited and positioned, so that accurate alignment of the spot welding head and a battery cell liquid injection port is ensured, and the problem of reaming out-of-round caused by alignment deviation is solved.

The invention provides a battery string repair method, a battery string and a photovoltaic module, which can be widely applied to the photovoltaic technical field, and the method comprises the following steps: cutting off a bad battery piece and a welding strip between two normal battery pieces connected with the bad battery piece; removing the bad battery piece from the first position of the battery string; and placing the qualified battery piece welded with the welding strip at the first position, and connecting the qualified battery piece with the normal battery piece through an electric connecting piece. According to the invention, the solder strip between the bad cell and the normal cell is directly cut off, so that the problem that the solder strip is difficult to separate in the prior art is solved; according to the invention, the unqualified battery piece is replaced by the qualified piece welded with the welding strip, and the qualified battery piece and the normal battery piece are connected through the electric connecting piece, so that the rewelding difficulty is reduced, and the rewelding effect and the repair efficiency are improved.

The utility model provides a battery string repairing device which comprises a repairing platform, a pressing mechanism, a clamping mechanism, a removing mechanism, an adhesive film carrying mechanism, a welding strip carrying mechanism and a battery piece carrying mechanism. The repairing platform bears a to-be-repaired battery string and is matched with the pressing mechanism and the clamping mechanism to disassemble defective units from the battery string; the defect unit is a defect battery piece provided with a first welding strip, a second welding strip, a first back face adhesive film, a first front face adhesive film, a second back face adhesive film and a second front face adhesive film. The removal mechanism is configured to remove defective cells from the rework platform. The adhesive film carrying mechanism, the welding strip carrying mechanism and the battery piece carrying mechanism are matched with the repair platform to bond a first replacement back adhesive film, a second replacement welding strip, a replacement battery piece, a second replacement front adhesive film, a second replacement back adhesive film, a first replacement welding strip and a first replacement front adhesive film into the battery string according to a stacking rule; therefore, automatic repair of the film-coated battery string is completed.

The utility model relates to the field of material returning of shot blasting machines, in particular to a material returning mechanism of a crawler-type shot blasting machine, which can recycle workpieces at a discharge port of a shot blasting chamber, shorten the material returning time and effectively solve the problems in the background technology. Comprising supports on the front side and the rear side, a conveying belt is arranged between the supports, a shot blasting chamber is installed above the support in the middle of the conveying belt, the right end and the left end of the shot blasting chamber are provided with a feeding port and a discharging port respectively, sealing curtains are installed at the feeding port and the discharging port, and the upper surface of the conveying belt is flush with the upper surfaces of the supports; a U-shaped bracket with an upper opening is fixed on the bracket on the left side of the discharging hole of the shot blasting chamber and on the front side of the conveying belt; and a discharging mechanism capable of overturning forwards and backwards is mounted in the U-shaped bracket. And the front side of the front side bracket is fixedly provided with a material returning structure which is obliquely arranged with high left and low right. The device is simple to operate, convenient to use and suitable for various types of shot blasting machines.

The invention belongs to the technical field of automatic equipment, and particularly relates to LED lamp panel repairing equipment and three-color lamp bead conveying equipment. In the LED lamp panel repairing equipment, a material moving mechanism is used for transferring an LED lamp panel; the recognizer is used for detecting bad lamp beads of the LED lamp panel located on the material moving mechanism. The fusion welding device is used for dewelding bad lamp beads on the LED lamp panel; the manipulator is used for removing bad lamp beads on the LED lamp panel and exposing a bonding pad on the LED lamp panel; the tin dispensing mechanism is used for dispensing solder paste on a bonding pad on the LED lamp panel; the feeding mechanism is used for storing good lamp beads; and the manipulator is also used for sucking the good lamp beads on the feeding mechanism and mounting the good lamp beads on the bonding pad of the LED lamp panel. According to the LED lamp panel repairing equipment, work such as automatic detection of the LED lamp panel, rejection of bad lamp beads and surface mounting of good lamp beads can be completed, and the automation degree and the repairing efficiency of the LED lamp panel repairing equipment are improved.

The utility model relates to a repair grinding machine for a display panel. The repair grinding machine comprises a machine head, a gluing assembly and two clamping blocks. The machine head comprises a shell, a new belt wheel disc, a waste belt wheel disc and a grinding belt, the new belt wheel disc and the waste belt wheel disc are arranged on the shell at intervals in the horizontal direction, and the two ends of the grinding belt are wound around the new belt wheel disc and the waste belt wheel disc respectively. The two clamping blocks are arranged in a spaced mode in the horizontal direction, at least one clamping block is movably arranged so that the two clamping blocks can be close to each other or away from each other, and air suction holes used for adsorbing the grinding belt are formed in the clamping blocks. The gluing assembly is movably arranged between the two clamping blocks and used for gluing the grinding belt adsorbed to one of the clamping blocks. And when the belt is broken, the clamping block and the gluing assembly are utilized for automatic splicing, manual disassembly and maintenance are avoided, the shutdown maintenance time is shortened, and then the repair work efficiency of the whole repair grinding machine on the display panel is improved.

The utility model discloses an optical device adapter dismantling device, which comprises a mounting rod and a dismantling head arranged on the mounting rod, an optical device comprises an adapter and a pipe body connected with the adapter, one side of the dismantling head is provided with a mounting part used for embedding and installing the adapter, and the joint of the mounting rod and the dismantling head is provided with an avoiding part. According to the technical scheme of the utility model, the optical device adapter can be simply and rapidly disassembled.

The utility model provides an adjusting auxiliary repair device for improving the precision of an automobile door assembly, relates to the technical field of automobile assembly, and solves the technical problems that in the prior art, the repair efficiency of the automobile door assembly is low, and labor force is wasted. The device comprises a clamping part, a supporting seat, a sliding connection part and a locking part, the supporting seat is slidably arranged on the clamping part through the sliding connection part, one end of the locking part is connected with the supporting seat, and the other end of the locking part is connected with the clamping part. The side position inner door frame positioning jig is used for assisting in repairing of the vehicle door assembly, the clamping part is clamped on the side position inner door frame positioning jig, the supporting base supports the vehicle door assembly, the situation that the vehicle door assembly moves up and down when a vehicle door hinge is adjusted is avoided, labor force is saved, and repairing efficiency is improved.

The invention discloses LED product repair equipment and a repair method. The LED product repair equipment comprises a product bearing and moving device, a tin material supply device, a chip supply device, a spot tin removing final assembly module and a crystal taking and welding final assembly module. The product bearing and moving device comprises a workbench and a horizontal driving mechanism; the tin dispensing and removing final assembly module comprises a first moving mechanism and a first moving table, a removing mechanism and a tin dispensing mechanism are arranged on the first moving table, and the first moving mechanism is connected with the first moving table and can drive the tin dispensing mechanism to move to the position above the tin material supply device or the workbench; the crystal taking and welding general assembly module comprises a second moving mechanism and a second moving table, the second moving table is provided with a crystal taking mechanism and a laser welding mechanism, and the second moving mechanism is connected with the second moving table and can drive the crystal taking mechanism to move to the position above the chip supply device and the workbench; according to the invention, bad chips on the LED product can be removed one by one and replaced with new chips, and the repair efficiency can be improved.

The present application relates to the technical field of Mini-LED chip detection, and a Mini-LED repair method and device based on automatic optical detection, comprising: performing Gaussian filtering on an optical chip image to obtain a filtered chip image, training a neural network based on an original chip image set to obtain a defect area detection model, detecting the filtered chip image according to the defect area detection model to obtain a defect image area group, if the defect image area group is not an empty set, recording the product to be repaired as a repairable product, performing local contrast enhancement on the filtered chip image to obtain a target chip image, performing single chip recognition on the target chip image to obtain a single chip area set, identifying a chip area group to be repaired according to the single chip area set, and generating a repair opinion report based on the chip area group to be repaired. The present application can improve the accuracy of Mini-LED product defect detection and reduce the labor consumption of Mini-LED products.

This application provides a part rework control method, a rework control system, and a storage medium. The method includes: when an abnormal part is transported to the rework station, acquiring pre-set identification information on the part using a scanning device; obtaining abnormal information associated with the identification information from a server as the current abnormal information of the part; uploading the part's rework information to the server while completing the rework process based on the current abnormal information; placing the reworked part into a first rack corresponding to the part; and upon receiving a first operation instruction for transporting the first rack, controlling a robot to transport the first rack containing the part to the production station or scrap area corresponding to the part, based on the rework information. This improves the efficiency of rework and ensures that reworked parts are accurately transported to their designated production station or scrap area.

The invention discloses a combined repair device and method. The device comprises a gearbox repair mechanism and a clutch repair mechanism. The gearbox repairing mechanism comprises a gearbox disassembling part and an oil storage part; the clutch repairing mechanism comprises a clutch assembling part and a measuring part; a guide rail is fixedly connected to the table top of the gearbox repairing mechanism, and the clutch repairing mechanism is clamped to the guide rail and is in sliding connection with the gearbox repairing mechanism through the guide rail. The gearbox disassembling part is mounted above the oil storage part, oil flows out when the gearbox is disassembled, and the overflowing oil is guided and collected through the oil storage part to avoid oil pollution; the measuring part is installed on one side of the clutch assembling part, connected with the supercharging device through an air pipe and used for inflating and supercharging a clutch on the clutch assembling part so as to simulate the running state of the clutch, and therefore air tightness evaluation and design requirement specification evaluation are carried out. Oil pollution and repair complexity are reduced; and high-precision maintenance of the clutch is realized.

The utility model relates to connector shell processing tool technical field, especially to a kind of multi-station clamp for connector shell processing.The utility model provides a kind of multi-station clamp for connector shell processing, solve the technical problem that the connector shell in prior art is low in repair efficiency when there is no special fixture for the connector shell.A kind of multi-station clamp for connector shell processing, including base;Clamping cylinder, the clamping cylinder is rotatably connected in the base;Clamping cylinder is uniformly provided with a plurality of clamping grooves along the circumference, and each clamping groove corresponds an independent clamping block.Operating can simultaneously clamp multiple connector shells, greatly improve repair efficiency.Screw stud and nut cooperation in drive assembly, through the transmission of connecting rod, so that all clamping blocks can be simultaneously close or away from clamping groove.This design is not only simple to operate, but also ensures that each connector shell can be evenly, stably clamped.

The application relates to the technical field of laser detection devices, in particular to a laser detection type damper cylinder inner and outer diameter detection device and method, the detection device comprising a detection table, a fixing component and a detection component; wherein the fixing component is arranged on the detection table and is used for fixing a damper cylinder to be detected; the detection component comprises a detection seat, an outer diameter detection part and an inner diameter detection part, the detection seat is movably arranged along an X direction relative to the damper cylinder to be detected, the outer diameter detection part is a laser diameter detector, and the inner diameter detection part comprises an external part and an internal part. The outer diameter detection part and the inner diameter detection part are integrated on the detection seat, so that the inner and outer diameters of the damper cylinder to be detected can be synchronously detected, and the detection efficiency is effectively improved; and in the detection process, when the inner diameter does not meet the requirements, the inner diameter detection part can automatically mark the detected position, so that an operator can quickly judge the position of defects, and the repair efficiency is improved.

This invention discloses a method and apparatus for reworking solder balls in BGA products. The method includes: attaching cutting adhesive tape to the bottom surface of a fixture and placing IC chips into the fixture; removing solder balls from the IC chips using a cutting machine; replacing the cutting adhesive tape on the fixture with high-temperature adhesive tape; placing the fixture into a ball-mounting machine to re-mount the IC chips; and performing reflow, cleaning, and drying on the re-mounted IC chips. This invention achieves automatic solder ball removal by combining a fixture and a cutting machine, avoiding defects such as insufficient solder removal, exposed copper, and rosin residue on IC chips, thus improving the success rate of IC chip rework. It also enables batch rework of IC chips and improves the rework efficiency.