34results about How to "Improve shipment quality" patented technology

The invention discloses a suction and holding device. The suction and holding device comprises a suction nozzle, a center shaft, a suction buffer mechanism, a mounting base, a rotary driving mechanism and a limiting block. The suction and holding device has the advantages that the axial position of the center shaft is adjusted when a lens is sucked, so that the contact pressure between the device and the lens is effectively reduced; by rotating the center shaft, the angle of the sucked lens is adjusted; by adjusting the position of the limiting block on the center shaft, the axial displacement distance of the center shaft is limited, and the telescopic quantity of the center shaft is indirectly changed.

The invention relates to the technical field of PCB packaging, and particularly relates to an MES interaction system for PCB distribution and packaging. The MES interaction system comprises a board distribution machine used for selecting and distributing PCBs, a bagging scale used for weighing, a display screen used for displaying bagged packaging information, a boxing scale used for weighing and boxing, a display screen used for displaying boxing information, a server used for acquiring storage information, an RRP system connected with the server and a PC terminal in bidirectional connection with the server; the board distribution machine transmits board distribution information to the server for storage; the bagging scale and the boxing scale are both connected with the input end of the server and transmit weighing information to the server for storage; the bagged packaging information display screen and the boxing information display screen are both connected with the output end of the server, and are respectively used for displaying weight information of bagging and boxing; and the server carries out terminal information query processing through the PC terminal. According to the system disclosed by the invention, manual participation is reduced, the labor cost and the error rate are reduced, and the shipment quality is improved.

The invention discloses a display screen quality detection method, a terminal and a storage medium. The method comprises steps of carrying out the N times of data collection of pixel points at a module splicing part of a display screen in a gray scale scanning mode, building a corresponding data set, and obtaining N groups of data units comprising time vectors; performing feature extraction on each group of data units in sequence to obtain N brightness feature values and N color gamut coordinate feature values; sequentially calculating deviation degrees between each brightness characteristic value and each color gamut coordinate characteristic value and a corresponding standard characteristic value, and calculating to obtain a total deviation degree corresponding to each group of data units by combining respective preset weight coefficients so as to obtain N cross-board coupling characteristic values; and comparing the N cross-board coupling characteristic values with a shipment standard value one by one, and judging whether the display screen meets the shipment requirement or not according to a comparison result. The method is advantaged in that a technical problem that in the prior art, an effective objective shipment standard cannot be formed by detecting shipment of the display screen through subjective watching experience of quality inspectors can be solved.

The invention discloses a lens transmittance detection device and a detection method thereof. The lens transmittance detection device comprises a base, a bracket, a light source and a detection assembly, the base has a detection area; a lens is arranged on the bracket, the bracket is movably arranged on the base, and a first position and a second position are arranged on the movement stroke; the light source is arranged in the detection area and located on one side of the support, when the support is located at the first position, the light emitting end of the light source is opposite to the light incident side of the lens, and the light propagation path of the light source passes through the central axis of the lens; the detection assembly comprises an optical power meter, the optical power meter is arranged in the detection area and located on the other side of the support, and when the support is located at the first position, the light receiving end of the optical power meter is opposite to the light emitting end of the light source; namely, the transmissivity of the lens is detected through the lens transmissivity detection device, defective products are effectively recognized and intercepted, the qualified rate of the lens is improved, the repair rate of a rear station is reduced, and the product delivery quality is improved.

The invention discloses a box pasting machine capable of achieving automatic gluing and adhesive sticker sticking. The box pasting machine capable of achieving automatic gluing and adhesive sticker sticking comprises a paperboard conveying mechanism and a supporting frame plate arranged above the paperboard conveying mechanism. The supporting frame plate is provided with an adhesive sticker feeding mechanism and an air-sucking type sticker disc, the air-sucking type sticker disc is connected with a disc servo motor and arranged above the paperboard conveying mechanism, and the interval between the air-sucking type sticker disc and the paperboard conveying mechanism is smaller than or equal to the thickness of a single paperboard. The adhesive sticker feeding mechanism and the air-sucking type sticker disc are located on the same horizontal plane, and an adhesive sticker conveying mechanism is arranged between the adhesive sticker feeding mechanism and the air-sucking type sticker disc. A glue spraying mechanism is arranged above the adhesive sticker conveying mechanism. According to the box pasting machine capable of achieving automatic gluing and adhesive sticker sticking, an adhesive sticker is accurately stuck to a moving paperboard, so that production efficiency is improved, and the production cost is lowered. Gluing is conducted in a glue spraying mode instead of a glue scraping mode, influences caused by technical factors of glue scraping are avoided, and the product output quality is greatly improved.

The invention provides a label rolling mechanism. The label rolling mechanism comprises a driving assembly and a label rolling assembly connected to the driving assembly. The label rolling assembly comprises a base plate, a rotary shaft, a left driving rod, a right driving rod, label rolling wheels, restoration struts and an elastic restoration piece, wherein the initial end of the base plate is connected to the driving assembly; the rotary shaft is arranged at the tail end of the base plate; the middle portion of the left driving rod and the middle portion of the right driving rod are arranged on the rotary shaft in a crossed mode, and the left driving rod and the right driving rod are used in cooperation; the label rolling wheels are arranged at the tail end of the left driving rod and the tail end of the right driving rod correspondingly; the restoration struts are arranged at the initial end of the left driving rod and the initial end of the right driving rod correspondingly; and the two ends of the elastic restoration piece are connected to the restoration struts arranged at the initial end of the left driving rod and the initial end of the right driving rod correspondingly. According to the label rolling mechanism, a label attached to the surface of an arc-surface product can be rolled, and bubbles are eliminated after the label is attached to an arc surface, so that the label is attached more smoothly, and accordingly the outgoing quality of the product is improved.

The invention relates to the technical field of preparation of asphalt concrete based on retreated steel slag, in particular to a preparation method of asphalt concrete based on retreated steel slag, which comprises the steps of drying, screening, weighing and mixing, stirring, discharging and the like. The central control unit automatically calculates the weights of the retreated steel slag, the mineral aggregate and the asphalt according to the proportion, controls the screening unit to screen out the retreated steel slag and the mineral aggregate with the required particle size, and mixes the retreated steel slag and the mineral aggregate meeting the weight requirement of the proportion and then enters the stirring device; the depth detection sensor arranged in the stirring device detects the height of a material in the stirring tank in real time and feeds back the height to the central control unit, and the central control unit judges whether the compactness meets the standard by calculating the height ratio and adjusts the compactness by selecting a mode of adjusting the rotating speed of the stirring rod, the stirring time or adding other materials. The preparation efficiency of the steel slag asphalt concrete and the shipment quality of the steel slag asphalt concrete are improved.

The invention discloses a vacuum casing for a CD-SEM. The vacuum casing is in a ring structure, the inner diameter of the vacuum casing is matched with a pin arranged on a stage of the CD-SEM, and the hardness of the vacuum casing is smaller than that of a wafer to be tested. A notch at the edge of the wafer to the tested can be protected from being damaged through installing the vacuum casing on the notch pin of the CD-SEM, therefore the delivery quality of the wafer is improved, and the production cost is reduced. Additionally, the vacuum casing has the advantages of being simple in structure, convenient to install, easy to process and the like.

The invention discloses an MMI function test system comprising a rack. The front side of the rack is equipped with a display screen and a two-hand start button. The left and right sides of the rack are provided with side plates, the upper end of the rack is provided with a cover plate, the inner bottom of the rack is provided with a product fixture module for fixing a mobile phone, the inside of the rack is provided with a simulated human hand button device which is located above the product fixture module, and the inner top wall of the rack is provided with a working platform for detecting the mobile phone. Compared with a current pure manual test, the invention has the advantages that the test efficiency can be greatly improved, a test process can be recorded and a test result record canbe recorded, the test data in an Excel format can be exported, the production data can be conveniently analyzed by a factory so as to transform a production process and control bad items, the overallquality level is improved, the phenomena of misjudgment and missed detection that are easy to occur in a manual testing process can be reduced, and the quality of product shipments is improved.

The invention provides a machine vision-based coiled material off-line automatic parking rewinding method, which comprises the following steps that: a rewinding control computer is used for receiving flaw data of a visual detection system on a target coiled material, and during rewinding operation, the rewinding control computer is used for sending position data of flaws closest to a stand in the longitudinal direction to a first PLC (Programmable Logic Controller) one by one; the first PLC sends a speed reduction signal to the rewinding machine PLC in advance corresponding to the longitudinal position data of the current flaw, and then sends a stop signal, so that the rewinding machine PLC controls the rewinding machine to stop under the condition that the speed is reduced aiming at the flaw which is about to arrive at the stand, and the flaw is stopped at the detection position on the stand. The rewinding efficiency and accuracy are improved, and meanwhile the working intensity of operators is reduced.

The invention discloses an ocean caught marine product sorting device which comprises a device body, the bottom end of the device body is embedded and sleeved with a supporting frame, the top end of the device body is fixedly provided with a working table plate, the interior of the device body is movably sleeved with storage equipment, the surface of the working table plate is detachably provided with a screening device, the top end of the working table plate is embedded with a supporting seat, the surface of the supporting seat is movably sleeved with driving equipment, the top end of the screening device is fixedly sleeved with a reciprocating block, and a baffle is integrally formed on one side of the top face of the device body. According to the sorting device, the driving equipment, the screening device and the reciprocating block are arranged and match one another, so that the problem that shellfishes are adhered together and a filter screen is blocked can be effectively avoided, and meanwhile, the reciprocating block can horizontally move forwards and backwards, so that the bidirectional anti-adhesion operation process of the shellfishes is achieved; the separation effect of the device is further improved, meanwhile, the device can treat many shellfishes in sequence, and then the working efficiency of the device is improved.

The present invention provides a tape punching apparatus and a tape punching method. A removal device automatically removes a magic tape that fastens a plurality of trays, to replace the conventional mechanism that the magic tape is removed by labors and prevent the trays from being separated one another. Therefore, the semiconductor packages received on the trays are prevented from falling to the ground and damaged.