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9413 results about "Production quality" patented technology

Multi-angle plate polishing device

InactiveCN109571180ARealize multi-degree-of-freedom grindingImprove grinding limitationsEdge grinding machinesGrinding carriagesMulti degree of freedomEngineering
The invention relates to the field of plate processing, in particular to a multi-angle plate polishing device. The multi-angle polishing device is characterized in that a length adjusting component isfixedly connected to the front end of a base; a left plate and a right plate are separately fixedly connected to the two ends of the length adjusting component; an angle adjusting component is connected to the upper end of the left plate; the number of plate clamping pieces is two; the two plate clamping pieces are separately fixedly connected to the inner sides of the angle adjusting component and the right plate; a grinding plate sliding seat component is fixedly connected to the rear end of the base; and a grinding component is connected onto the grinding plate sliding seat component in asliding manner. A plate can be polished from multiple angles and in multiple directions according to the self characteristics and the grinding requirements of a product, the multi-degree of freedom polishing of the plate is realized, or the omni-directional polishing and local polishing of the plate are realized, the polishing limitation of an existing automatic polishing machine is improved, andmanual operation is replaced with mechanical automatic processing, so that the production efficiency is improved, and the production quality of the product is ensured; and the multi-angle plate polishing device is applicable to plates of different sizes or shapes.
Owner:张馨文

Method for assembly and reflow soldering of PCB and FPC and special positioning fixture thereof

The invention discloses a method for the assembly and the reflow soldering of a PCB and an FPC and a special positioning fixture thereof, which mainly solve the problems of inaccurate positioning, low efficiency of welding efficiency, difficulty for ensuring product quality and the like of manual assembly in the processes of assembling and soldering the PCB and the FPC. The method comprises the following steps: firstly, supporting, positioning and fixing the PCB by using a magnetic carrier board; secondly, carrying the FPC; next, preliminarily positioning the PCB and the FPC with a bonding agent; thirdly, printing a solder paster on a solder pad at the junction of the FPC and the PCB; and finally, pressing a magnetic cover board on the magnetic carrier board, fixing the positions of the FPC and the PCB, and performing the reflow soldering on the FPC and the PCB through a reflow oven. The method for the assembly and the reflow soldering of the PCB and the FPC and the special positioning fixture thereof have the advantages of simple operation, good reliability, great improvement on the production efficiency and the production quality of the FPC and the PCB in the processes of assembling and soldering, and processing cost reduction.
Owner:HUIZHOUSRTY INFORMATION ELECTRONICS

Method for producing printed board combining rigidness and flexibleness

The invention provides a method for producing a printed board combining rigidness and flexibleness, comprising the following steps: cutting a flexible board and transferring an inner-layer circuit pattern onto the flexible board; cutting a covering film, implement windowing on the covering film, and pressing the covering film onto the flexible board; cutting a rigid board and transferring the inner-layer circuit pattern onto the rigid board; implementing a primary V type cutting at an outline position needing to baring the flexible board area; cutting a prepreg, implementing windowing on the prepreg and removing the prepreg needing to baring the flexible board area; placing the prepreg between the inner surfaces of the flexible board and the rigid board for implementing pressing so as to form a printed board; implementing subsequent processing at the outer layer of the rigid board of the printed board; implementing a secondary V type cutting at the outer layer of the rigid board, and leading the position of the secondary V type cutting to correspond to the position of the primary V type cutting; removing the rigid board of the primary V type cutting and the secondary V type cutting area; and exposing the flexible board of the area. The method improves the production quality of the printed board combining rigidness and flexibleness.
Owner:SHENZHEN KING BROTHER ELECTRONICS TECH

Multistage pneumatic separation device for eliminating stems from tobacco shreds

The invention discloses a multistage pneumatic separation device for eliminating stems from tobacco shreds, belonging to the technical field of cigarette equipment. The device comprises at least two level pneumatic separation mechanisms, and each pneumatic separation mechanism comprises a pneumatic separation box, a rapid leather belt and a blower, wherein an air outlet of the blower is arranged at the lower part of the pneumatic separation box, and a feed opening of the rapid leather belt is arranged on an air outlet of the blower; a filling engine comprising a big wheel and a small wheel isarranged below the front wall of the pneumatic separation box; an air and material separating box is also arranged in front of the last level pneumatic separation box; an exhaust manifold on the air and material separating box is communicated with a plurality of branch pipes among which one is connected with the atmosphere through a dust collector, and other branch pipes are respectively communicated with the air inlet of each level air circulator. The multistage pneumatic separation device has reasonable design, simple structure and convenient operation, can accurately separate tobacco shredsand stems, ensures the production quality and is particularly suitable for being applied on a large capacity production line.
Owner:HUBEI CHINA TOBACCO IND

Robot grinding system with three-dimensional vision and control method thereof

PendingCN109483369ASolve the problem of automatic grindingRealize flexible grinding workGrinding feed controlCharacter and pattern recognitionEngineering3d camera
The invention discloses a robot grinding system with three-dimensional vision and a control method thereof. The robot grinding system comprises a workpiece fixing device, a grinding robot, an opticaldevice, pneumatic grinding equipment, a power supply and a control device. The control method of the robot grinding system with the three-dimensional vision comprises the steps that the grinding robotdrives the optical device to horizontally scan a curved surface workpiece; a laser image collected by a 3D camera is transmitted to the control device in the power supply and the control device; thecontrol device performs the three-dimensional point cloud processing to the image obtained by the 3D camera by using a corresponding function, and the preliminary filtering denoising is carried out; the point cloud segmentation and a slice algorithm are used for performing the further processing on the obtained three-dimensional point cloud; and processing results are analyzed and sent to the control device according to rules, and the robot is driven to perform the wholly grinding operation on the curved surface workpiece in the correct attitude. The robot grinding system with three-dimensional vision and the control method thereof are mainly used for automatic grinding in the field of curved surface structure manufacturing, and the production efficiency and production quality are improvedby improving the automation degree of the industrial grinding field.
Owner:716TH RES INST OF CHINA SHIPBUILDING INDAL CORP +1

Automatic coin quality detection device

The invention relates to an automatic coin quality detection device, in particular to a high-precision multifunctional automatic coin production quality detection device based on a visual system, realized by applying an image processing technology. The detection device comprises a combined illumination imaging light source, an image receiving unit, an image processing unit, a result output unit and a damaged coin discarding device, wherein the image receiving unit, the image processing unit, the result output unit and the damaged coin discarding device are sequentially connected; the combined illumination imaging light source adopts a mode that surface light sources at a high angle and a low angle illuminate at the same time; the image receiving unit collects image data on the coin surface; the image processing unit process the collected image data, confirms and discards defective products according to a production standard and transfers real-time detected images and analysis result information to the result output unit; and the damaged coin discarding device discards the ultra-detective products according to the control information of the image processing unit. The invention has the objective detection standard, can quantitatively prescribe, improves the production efficiency, can continuously upgrade the detection speed, emancipates the labor force and improves the automation degree of coinage.
Owner:CHINA BANKNOTE PRINTING & MINTING

Backlight module detection equipment and detection method

The invention discloses backlight module detection equipment and a backlight module detection method. The detection equipment comprises feeding production lines, a detection station, a manipulator and qualified and non-qualified production lines, wherein the feeding production lines used for providing to-be-detected backlight modules to the detection station, the detection station is arranged at one side of a material supply track and comprises a CCD detection device, a light source, a vacuum assembly and a detection work station, the vacuum assembly and the detection work station are fixed on the detection station, during operation, through arranging the CCD detection device, the vacuum module and a turning rotation disc, internal and external portions of the backlight modules are sequentially detected, after analysis on characteristic image values of the backlight modules is carried out through the CCD detection device, whether abnormality exists is determined, and the backlight modules can be disposed by a background control system through the manipulator to the corresponding qualified and non-qualified production lines. The detection equipment is advantaged in that internal and external detection on the backlight modules can be realized automatically, so whether the backlight modules are abnormal can be determined, detection efficiency is improved, a problem of easily-generated errors because of manual detection can be avoided, manpower cost is reduced, and production quality is improved.
Owner:SHENZHEN TECHASER TECH

Manufacturing process for step circuit of PCB (Printed Circuit Board)

InactiveCN102651946AReduce copper thickness dropEliminate poor quality defectsConductive material chemical/electrolytical removalProduction scheduleEngineering
The invention discloses a manufacturing process for a step circuit of a PCB (Printed Circuit Board). According to the manufacturing process, different film patterns are adopted twice for manufacturing the circuit, during the primary film pattern circuit manufacture, a positive film circuit pattern is adopted, compensation is carried out a film substrate circuit at different positions according to copper thickness so as to manufacture a special circuit, and sunk copper plate electrification is carried out on the special circuit, so that the copper thickness meets the requirement; then board grinding is carried out by a twice board grinding mode so as to reduce the copper thickness difference of step positions; a dry film is enabled to be fully combined with the step positions by virtue of a film attaching and air compressing mode; and finally, normal circuit pattern manufacturing is carried out by utilizing a high-precision LDI (Laser Direct Imaging) exposure machine. Compared with the prior art, the manufacturing process for the step circuit can be used for eliminating the defects of open circuit at the position of the step circuit, notches, large deckle edges, serious lateral erosion, halfway etching and poor quality of thin lines and the like existing in the step circuit manufacturing process, improving the production efficiency and the production quality, quickening the production schedule and lowering the production cost.
Owner:SHENZHEN SUNTAK MULTILAYER PCB
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