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146results about How to "Reduce the cost of quality" patented technology

Intelligent factory MES system

The invention discloses an intelligent factory MES system. The intelligent factory MES system comprises a service flow, quality inspection management, product quality tracing management, equipment monitoring management, equipment maintenance management, software and hardware or other external system interface requirements. According to the invention, a complete management system is provided for afactory, and the unnecessary waste of the factory is reduced. The all-dimensional tracing management of products from the material incoming step to the factory leaving step is realized. The quality ofproducts is greatly improved, and the safe and long-term operation of equipment is guaranteed. The data support is provided for the management layer during the macroscopic evaluation process of the product quality and the working efficiency of the quality inspection personnel is improved. As a result, products can become clear and transparent in the whole production process. The cause of qualityproblems can be found rapidly. Meanwhile, the measures for solving the quality bottleneck problem are formulated, and the quality cost is reduced. The warning equipment can be quickly handled with andthe system is complete. The intelligent management of the factory is greatly improved, and the management vulnerability of the factory is greatly reduced.
Owner:GUANGDONG HUILIPU ROAD & BRIDGE INFORMATION ENG

Form quality dynamic identification and modification control method in machining process

The invention discloses a form quality dynamical identification and modification control method in machining process. The form quality dynamical identification and modification control method in the machining process comprises the steps of (1) quality information real-time tracking, (2) form quality dynamic identification and (3) unusual form modification control, wherein the quality information real-time tracking is used for meeting the requirement that a large amount of bottom-layer data can reflect a present quality state of a workpiece form in the process of dynamic identification and modification, the form quality dynamic identification is used for carrying out data processing on acquired form quality information to acquire a dynamical quality product form, searching a form which is matched with the dynamical quality product form through an ergodic process form set and determining a belonging form type of the dynamical quality product form through similarity analysis, and the unusual form modification control is used for adopting a modification strategy ' deciding+choosing+calling' mechanism, dynamically carrying out modification control on a process exception form through a motion control unit and a motion executing mechanism. By the adoption of the form quality dynamical identification and modification control method in the machining process, the improvement of machining quality is benefited, the defects of quality is overcome in advance, quality cost is reduced, the improvement of production efficiency is benefited, off-line detection is avoided, sub-quality products can be machined again, and the economic benefit of an enterprise is improved.
Owner:XI AN JIAOTONG UNIV

Lateral grabbing assembling device for new energy battery

InactiveCN105774764AHigh precisionOvercoming problems such as short circuit scrappingGripping headsElectric propulsion mountingNew energyUltimate tensile strength
The invention provides a lateral grabbing assembling device for a new energy battery. The lateral grabbing assembling device comprises a supporting plate, a power mechanism, a grabbing mechanism and a control mechanism, wherein the power mechanism comprises a servo motor and a spiral screw rod; the servo motor is mounted on the supporting plate and is in driving connection with the grabbing mechanism through the spiral screw rod; the grabbing mechanism comprises a first clamping jaw and a second clamping jaw; the first clamping jaw and the second clamping jaw are mounted on the spiral screw rod in a sliding form; a battery clamping space is formed between the first clamping jaw and the second clamping jaw; the control mechanism is mounted on the first clamping jaw or the second clamping jaw and faces to the clamping space between the first clamping jaw and the second clamping jaw; the control mechanism is in signal transmission with the servo motor. The lateral grabbing assembling device for the new energy battery can be used for reducing the labor intensity for manually mounting an integrated battery pack, increasing the accuracy of battery mounting and integration, increasing the production efficiency and overcoming the problems of battery short circuit and scrapping caused by the fault of persons during a battery mounting process, so that the labor cost, manufacturing cost and quality cost of a battery assembling enterprise are greatly reduced.
Owner:BERGSTROM INTELLIGENT EQUIP KUNSHAN CO LTD

Integrated water route protective device

The invention discloses an integrated water route protective device, and belongs to the technical field of safety control of temperature control systems. The integrated water route protective device is used on water routes relative to air conditioners or freezing systems or heating systems, and can ensure the reliable operation of a heat exchanger. The integrated water route protective device comprises a protective device body, a fluid temperature detection part, an outlet water temperature detection part, a flow detection part, a detection part controller and an inlet water temperature detection part, wherein the fluid temperature detection part is arranged on the side of a cooling agent of the heat exchanger, the outlet water temperature detection part is arranged at the water outlet end of a water route, the detection part controller is arranged on the protective device body, and the inlet water temperature detection part is arranged at the water inlet end of the water route. Two ends of the protective device body are correspondingly arranged at the water outlet end and the water inlet end of the water route respectively, the flow detection part is arranged in the protective device body, and the detection part controller receives a working order of an external system, then collects output signals of the fluid temperature detection part arranged on the side of the cooling agent of the heat exchanger, the outlet water temperature detection part, the flow detection part and the inlet water temperature detection part, judges abnormal conditions of specific working conditions, and outputs early warning signals. The integrated water route protective device can improve reliability of system operation, and effectively avoid the situation that the heat exchanger looses effectiveness due to filth blockage or misoperation.
Owner:李智华

Sequentially etched and plated lead frame structure without island prepacked plastic sealed material and producing method thereof

The invention relates to a sequentially etched and plated lead frame structure without an island prepacked plastic sealed material and a producing method thereof. The structure comprises pins (2), wherein front faces of the pins (2) are plated with first metal layers (5); back faces of the pins (2) are plated with second metal layers (6); etching regions between the pins (2) and the pins (2) are filled with plastic sealed materials (4); and the plastic sealed materials (4) are aligned with the front face and the back face of a metal substrate (9). The sequentially etched and plated lead framestructure provided by the invention has the following advantages: a layer of expensive high temperature resistant soft organic adhesive film needs not to be attached on the bottom of the lead frame; various problems possibly generated in loading, routing and encapsulating are avoided in the background; the yield of the finished products is largely increased; convenience can be brought to the circuit board design while loading is made without a metal island; and the front face and the back face of the lead frame are etched at the same time so that the complicatedness of at least 50% can be reduced in the procedure, the cost is reduced and the malposition risk caused by secondary alignment can be reduced.
Owner:JCET GROUP CO LTD

Laser welding forming method for sectional type composite material shell of solid rocket engine

The invention discloses a laser welding forming method for a sectional type composite material shell of a solid rocket engine. The laser welding forming method comprises the following steps that (1),a core mold is prepared; (2), a heat insulation layer is manufactured; (3), sectional prefabricated parts are manufactured; (4), surface treatment is carried out on the prefabricated parts; (5), laserwelding assembly is carried out on the sectional prefabricated parts; and (6), the outer layer of the shell is reinforced. According to the laser welding forming method for the sectional type composite material shell of the solid rocket engine, a laser welding forming process is designed according to various loads of an engine shell and sectional connecting parts, so that inner composite layer connection and integral forming of the engine shell are achieved for shell front and rear head plate prefabricated parts and shell barrel segment prefabricated parts correspondingly through laser welding and outer layer winding reinforcement, efficient and reliable connection of the sectional type composite shell is achieved, the production cost is further reduced, and the inertia mass of an engineis reduced; and meanwhile, the production efficiency and the charging space are improved.
Owner:湖北三江航天江北机械工程有限公司

Automobile active steering system adopting differential power-assisted steering and control method thereof

PendingCN108791488AImprove matchLarge transmission ratio variation rangeSteering linkagesMechanical steering gearsCouplingSteering control
The invention discloses an automobile active steering system adopting differential power-assisted steering. The automobile active steering system adopting differential power-assisted steering comprises wheel edge independent driving systems, a steering gear and steering transmission mechanism and a corner coupling mechanism, wherein the wheel edge independent driving systems are arranged on the inner sides of wheels and used for independent driving of the wheels on the left and right sides and can provide steering power assistance by using the driving force difference between the left and right wheels; the steering gear and steering transmission mechanism is fixed to a vehicle body and connected to the inner sides of left and right wheels for pulling the wheels to steer left and right; andthe output end of the corner coupling mechanism is connected to the steering gear and steering transmission mechanism, the corner coupling mechanism is provided with a first input end and a second input end, the first input end is connected to a steering control mechanism, and the second input end is connected to a coupling motor. The corner coupling mechanism has a wider transmission ratio variation range, and the selection of the coupling motor and the matching of the whole vehicle are facilitated. The invention further provides an automobile active steering control method adopting differential power-assisted steering.
Owner:JILIN UNIV

Novel automatic tolerance adjusting device

PendingCN110153948AAchieve lockingRealization of automatic tolerance adjustmentMetal-working hand toolsEngineeringKinetic energy
The invention provides a novel automatic tolerance adjusting device which comprises an upper shell, a positioning stud, a locking gasket, a star-like piece and an adjusting nut. The upper and lower ends of the positioning stud are fixedly connected with the upper shell and the adjusting nut through threads, and the locking gasket is arranged in a first inner cavity of the upper shell and freely moves in an axial hole gap; and the outer wall of the star-like piece is provided with a pusher dog, the star-like piece is arranged in a second inner cavity of the positioning stud and freely moves ina star-like hole gap, and the pusher dog pushes and adjusts a star-like boss of the adjusting nut and drives the adjusting nut to rotate. The novel automatic tolerance adjusting device fully utilizeskinetic energy generated by rotation and advancement of bolts, can achieve automatic rigid supporting to eliminate tolerance accumulation, realizes rapid and effective precise positioning and assembling, and solves the problems that in the prior art, the steps are many, the cost is high, the operation technical difficulty is high, and the work efficiency is low; and meanwhile, the overall structure is fixed in rigidness and suitable for application to special conditions with higher strength.
Owner:SHANGHAI JIAMU AUTO PARTS CO LTD

Sequentially etched and plated lead frame structure with island prepacked plastic sealed material and producing method thereof

The invention relates to a sequentially etched and plated lead frame structure with an island prepacked plastic sealed material and a producing method thereof. The structure comprises an island (1) and pins (2), wherein front faces of the island (1) and the pins (2) are plated with first metal layers (5); back faces of the island (1) and the pins (2) are plated with second metal layers (6); etching regions between the island (1) and the pins (2) and between the pin (2) and the pin (2) are all filled with plastic sealed materials (4); and the plastic sealed materials (4) are aligned with the first metal layers (5) and the second metal layers (6). The sequentially etched and plated lead frame structure provided by the invention has the following advantages: a layer of expensive high temperature resistant soft organic adhesive film needs not to be attached on the bottom of the lead frame; various problems possibly generated in loading, routing and encapsulating are avoided in the background; the yield of the finished products is largely increased; and the front face and the back face of the lead frame are etched at the same time so that the complicatedness of at least 50% can be reduced in the procedure, the cost is reduced and the malposition risk caused by secondary alignment can be reduced.
Owner:JCET GROUP CO LTD
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