38results about How to "Reduce the chance of bad" patented technology

The invention discloses a lateral light-entering type LED liquid crystal backlight module, which comprises an outer frame, a middle frame, liquid crystal glass, a back plate, a reflective sheet, a light guide plate, an optical diaphragm, a radiating plate and an LED light bar. The back plate comprises a bearing surface and a radiating surface, the reflective sheet, the light guide plate and the optical diaphragm are sequentially stacked on the bearing surface of the back plate from bottom to top, the radiating plate is fixed to the radiating surface of the back plate, the radiating plate is close to the edge of the light entering side of the light guide plate, a light bar fixing portion is arranged on the light guide plate in a projecting manner, and the LED light bar is fixed to the light bar fixing portion. The radiating plate can be rapidly detached from the back plate, the LED light bar is replaced by a non-defective light bar, rework process is greatly simplified, rework time is shortened, the probability of leading other materials to be defective during rework can be greatly reduced, and radiating effects are greatly improved owing to the designed structure.

The invention provides a detection device and a detection method for a glass substrate, and is used for detecting whether the glass substrate bore in a clamping case is damaged or not. The detection device comprises at least one sensor group and at least one processing unit, wherein the sensor group comprises an illuminating element on one side of the glass substrate and two illuminated elements respectively positioned on the two sides of the glass substrate, and the processing unit is used for judging whether the luminance difference of the luminance of the two illuminated elements is in the preset scope or not; and if the luminance difference is not in the preset scope, the glass substrate to be detected is broken. Through the detection method provided by the invention, the phenomenon that the broken glass substrate enters into a display panel processing line can be reduced or avoided.

The invention relates to a method and a system for monitoring surface roughness of a magnetic control spattering target. The method comprises the following steps of: step 1, before applying voltage between the target and the substrate to plate a film on the substrate, testing the surface roughness of each testing area of the target in the current state; step 2, according to the surface roughness of each testing area of the target under the current state, generating a surface roughness change curve of the target, and comparing the surface roughness change curve and a preset standard surface roughness change curve of the target to obtain the roughness deviation of each testing area of the target; step 3, when the roughness deviation exceeds a preset threshold, outputting the alarming information for promoting the abnormal surface roughness of the target; otherwise, outputting the information for promoting the normal surface roughness of the target. The invention is favorable for decreasing the rate of defective product caused by the abnormal surface roughness of the target and enhancing the in-time property and efficiency of the monitoring of the surface roughness of the magnetic control spattering target.

An embodiment of the invention discloses an array substrate and a display device. The array substrate comprises a substrate body, and multiple scanning lines and multiple data lines are arranged on the substrate body to form multiple subpixels in intersection; pixel electrodes arranged in the subpixels include multiple stripline electrodes, long axes of the stripline electrodes in the same row ofthe subpixels are parallelly mutually, and the long axes of the stripline axles in any two rows of the subpixels extend in intersection; each touch electrode is electrically connected with at least one touch signal line, each touch signal line comprises multiple straight line parts and multiple folding line parts, the two neighboring straight line parts are connected through the folding line parts, the straight line parts are parallel to the long axles of the stripline electrodes located in the same raw of the subpixels, extending lines of the folding line parts interact the long axes of the stripline electrodes, and orthographic projection of the folding line parts on the substrate body overlap with that of the scanning lines on the substrate while the folding line parts are not perpendicular to the scanning lines. By the arrangement, the problem that display effect is affected by uneven pressure.

The invention provides an array substrate, a manufacturing method of the array substrate, a flat panel detector and an imaging device, and relates to the field of photoelectric technology. The influence of manufacturing process of a photoelectric converter on the TFT performance can be reduced. The array substrate comprises a substrate, a plurality of low-temperature polycrystalline silicon TFT arranged on the substrate in an array, and a photoelectric converter connected with source electrodes or drain electrodes of the TFT, wherein the source electrode or the drain electrode of each TFT comprises a first conducting layer close to one side of the photoelectric converter, and the material constituting the first conducting layer is corrosion resistant in a composition process of the photoelectric converter. The array substrate is used for preparing the flat panel detector.

The invention discloses a manufacturing method of an array substrate, an array substrate and a liquid crystal display, thereby improving a picture quality of a thin film transistor liquid crystal display (TFT-LCD). The method comprises the following steps: forming a substrate at least containing a gate electrode, a gate insulation layer, an active layer, s source electrode, a drain electrode and a pixel electrode; forming a flat layer on the substrate; forming a groove on the flat layer; and arranging a first support in the groove.

The invention discloses a fixture for machining an outer circle of a commutator. The fixture for machining the outer circle of the commutator is characterized by comprising an air cylinder (1), a pull rod (2), a positioning mandrel and a positioning block (4), wherein the pull rod (2) is connected with the air cylinder, the pull rod is arranged in the positioning mandrel, the tail portion of the pull rod (2) is arranged to be of an I-shaped groove structure, and the positioning block (4) is placed in a groove. According to the fixture for machining the outer circle of the commutator, the head portion of the positioning mandrel (3) is arranged in an inner hole of the commutator in a sleeved mode, the positioning block (4) is placed in the I-shaped groove of the pull rod (2), the pull rod (2) tensions the positioning block (4) under the action of tension of the air cylinder (1), and thus positioning of the commutator is carried out. By the adoption of the mode, turning can be directly carried out on the outer circle and the end face of the commutator, and the purpose of one-time forming is achieved. Meanwhile, repeated positioning errors of repeated machining of commutator products are reduced, and machining efficiency of the products can be effectively improved.

The invention discloses an intrauterine adhesion prevention and treatment device which comprises a uterus-shaped ring and a thin film. The uterus-shaped ring has elasticity, the shape and the size of the uterus-shaped ring adapt to the periphery of the inner wall of the uterus, circular holes are formed in the upper portion and the lower portion of the thin film respectively, the radius of the circular hole formed in the lower portion is small and is located in the center line position; the radius of the circular hole formed in the upper portion is large and is located at the left of the center line. According to the intrauterine adhesion prevention and treatment device, the intrauterine adhesion can be effectively prevented and treated; meanwhile, by means of asymmetrical circular hole design, the uterus-shaped ring placing mode is changed, placement of the uterus-shaped ring is easier and more convenient, and the requirement for the cervical relaxation degree is lowered. In addition, raw materials are saved to a certain extent, and the device is assisted in lowering the cost and the treatment cost of a patient.

The invention provides a fan-out type packaging structure and a fan-out type packaging method, and belongs to the technical field of chip packaging. The fan-out type packaging structure comprises a plate-shaped base material, an accommodating groove is formed in a plate surface at one side of the plate-shaped base material, a first rewiring layer and a second rewiring layer are respectively formedon two side plate surfaces of the plate-shaped base material; the first rewiring layer and the second rewiring layer are connected through a conductive column. The conductive columns penetrate through the plate-shaped base material; a first chip is accommodated in the accommodating groove; a circuit bonding pad of the first chip is located at the side far away from the bottom of the accommodatinggroove and is connected with the first rewiring layer; a first shielding body is arranged in the accommodating groove, the periphery of the first chip is covered with the first shielding body, the side, away from the plate-shaped base material, of the second rewiring layer is connected with a second chip, a second shielding body is formed on the second rewiring layer, and the periphery of the second chip is covered with the second shielding body. The packaging structure can shield electromagnetic interference between chips so as to avoid badness caused by mutual interference between the chipsand improve the product performance of the packaging structure.

The invention relates to a diaphragm laminating device and method, a display module and a touch diaphragm. The diaphragm laminating device comprises a base, a traction mechanism and a laminating mechanism. According to the diaphragm laminating device and method, when a second laminating object is laminated to a first laminating object, manual dragging and diaphragm tearing are not needed, and a protection diaphragm is gradually rolled automatically or manually through the corresponding traction mechanism, so that the labor cost is saved, the production efficiency is improved, the rate of defective products in the manual diaphragm tearing process is lowered, and the yield rate of products is improved. In the laminating process, the bending angle of the second laminating object can be stillkept smaller than 90 degrees, so that the problems of breakage of the second laminating object or breakage of surface coatings or printed ink due to excessive bending are solved, and the yield of theproduct is further better improved. The diaphragm laminating device and method are particularly suitable for laminating of large-dimension diaphragm products, and have the advantages of being high inlaminating efficiency, stable and reliable in laminating process and the like.

The purpose of the invention is to provide a back cover for a kind of flat plate image indication device that can be processed the color coating procedure easily with low fraction defective, therefore, among the back cover that is provided by this invention for the flat plate image indication device, the flat plate image indication device includes two parts said in the following: (1) the front cover that is connected with the front section of the display that is used to display image; (2) the back cover that is connected with the aforesaid front cover that is used to protect the rear of the display. But the aforesaid back cover includes also the following several parts: (1) the No. 1 cover that is connected with the front cover; (2) the No. 2 cover that can be inserted and pulled up on the aforesaid No. 1 cover.

The invention discloses a wood product deburring and film covering device. The device comprises a working platform, a deburring cylinder, a film covering structure and a tightening cylinder, the deburring cylinder, the film covering structure and the tightening cylinder are sequentially installed on the end face of the working platform through a support, the deburring cylinder and the tightening cylinder are transversely located on the same plane, bucket-shaped friction plates are fixedly arranged in the deburring cylinder, penetrating holes are formed in the centers of the friction plates, the bottom of the deburring cylinder is of a hollowed-out structure, the position, corresponding to the hollowed-out position, of the bottom of the deburring cylinder is wrapped with a draught hood, theinput end of the draught hood communicates and is connected with an exhaust fan, a heat conveying ring with the interior of a hollow structure is arranged in the tightening cylinder, a heat conveyingpipe is connected into the heat conveying ring in a communicating mode, and the input end of the heat conveying pipe is connected with an air heater in a communicating mode.

The invention provides a hot melt film one-time forming laminating process method and device. The process method comprises the following steps: 1) fusing a laminating part and a hot melt part on one piece of equipment; the three working procedures of fusion fitting, defoaming and hot melting fitting being one fitting working procedure, so that a working mode of synchronously finishing fitting and hot melting is realized; (2) designing the equipment into a double-wheel structure, the hot melt film being accurately attached to the surface of a product through a pressing roller of the attaching part, completely exhausting gas between attaching faces to enable the attaching faces to be free of bubble residues, and heating the hot melt film and performing edge sealing through a hot melt roller along with pressure. The device adopts a double-wheel structure, deaeration and hot pressing are completed in one step, and the problems that due to product structure factors, a traditional technology and traditional equipment must adopt the technology of firstly attaching, then deaeration and finally hot melting and pressing, the production efficiency is influenced, inconsistency is generated due to long retention time of products, and the product reliability is influenced are solved. The manufacturing time is shortened, and the stability of the product is improved.

The invention discloses a loudspeaker and electronic equipment. The loudspeaker comprises a magnetic circuit system and a vibration system, and the magnetic circuit system comprises a first magnet part and a second magnet part which are spaced to form a magnetic gap; the vibration system comprises a vibrating diaphragm and a voice coil for driving the vibrating diaphragm to vibrate, and at least part of the voice coil is located in the magnetic gap; the voice coil comprises a skeleton, a voice coil wire and a magnetic conductive sheet; the voice coil wire is wound on the skeleton so as to form at least one coil layer on the outer side wall of the skeleton in the radial direction of the skeleton; and the magnetic conductive sheet is arranged around the skeleton and is embedded in one or more coil layers. According to the invention, the probability of occurrence of undesirable phenomena such as ring rubbing caused by inclination of the voice coil is reduced, and the reliability of the loudspeaker is improved.

The invention relates to a circuit board and application thereof. The circuit board comprises a substrate and an etching metal circuit located over the substrate. The substrate is provided with at least one pair of through holes, inside of the through holes and substrate base between the two through holes are provided with a conductive coating, and the substrate and the etching metal circuit form a conducted closed loop. According to the circuit board provided by the invention, the etching metal circuit is arranged over the substrate to replace the conventional circuit formed by printing silver circuits on the substrate, conductive circuits are compactly concentrated on a metal layer, probability of generating defective circuits while printing is reduced, and yield is increased; and the substrate is drilled, the inside of the through holes and the substrate base are provided with the conductive coating, the formed conducted closed loop can replace the existing jumper technology, production processes can be decreased, difficulty in process is reduced, and production cost is saved greatly. Application of the circuit board provided by the invention comprises using the circuit board as a light guide plate of an illuminant keyboard, and just by directly using the circuit board in cooperation with a light-emitting diode, light emitting at base of the keyboard can be realized.