26results about How to "Improve product reliability" patented technology

The invention provides a fire extinguisher tank coating process parameter collaborative optimization control method and system. The method comprises the following steps: acquiring infrared radiation data on the surface of a paint film of a fire extinguisher tank in a curing oven, and generating a temperature distribution matrix through thermal gradient analysis; quantifying temperature difference characteristics of different positions of the surface by using the matrix; a multispectral infrared thermal imager is annularly arranged in the curing oven, the optical scanning path of the multispectral infrared thermal imager is dynamically adjusted based on temperature difference characteristics, temperature abnormal points are marked, and a three-dimensional thermal field distortion atlas is constructed; analyzing temperature abnormal point distribution in the atlas, and generating a local cooling compensation vector; and converting the compensation vector into a heating unit power adjustment instruction by applying a sliding mode control mechanism, and adjusting output power to inhibit paint film deformation. Dynamic balance of the curing temperature of the paint film and temperature range compression are realized, and the deformation defect of the paint film is eliminated.

The embodiment of the utility model discloses a clamping tool for a left frame and a right frame of a liquid cooling cabinet, which comprises a first clamping mechanism, a second clamping mechanism and a third clamping mechanism, the first clamping mechanism comprises a support, a first clamping cylinder, a mounting seat, a second clamping cylinder and a third clamping cylinder, the support is used for supporting a cross rod on the frame, the first clamping cylinder is used for clamping and fixing the cross rod, and the mounting seat is used for mounting the cross rod on the frame; the second clamping air cylinder is fixedly installed on the installation base and used for clamping and fixing the wiring plate, and the third clamping air cylinder is used for clamping and fixing the second supporting rod. And the second clamping mechanism is used for fixing the first supporting rod. According to the clamping tool for the left frame and the right frame of the liquid cooling cabinet, through accurate positioning and multi-point clamping, the deformation risk in the welding process is reduced, the welding size consistency and the structural stability of the frames are improved, meanwhile, the production efficiency and the assembly quality are improved, and the follow-up correction working time is shortened.

The utility model provides a kind of power battery multi-module folding type welding cold plate structure, it is related to new energy battery technical field, including module cold plate assembly, first module cold plate and second module cold plate, the both sides of module cold plate assembly are equipped with edge, the front of edge is equipped with water outlet, the back of edge is equipped with water inlet, the end of water inlet and water outlet is equipped with sealing ring, the outside of module cold plate assembly includes cold plate outer wall, power battery multi-module folding type welding cold plate structure is designed by three kinds of assembly forms of module cold plate assembly, and the cooling demand of different battery module can be flexibly adapted. In the first form, first module cold plate and second module cold plate are integrated by welding and form sealing, internal S-shaped support septum is connected to form limiting step, provide high rigid support, suitable for high-strength battery module scene;The flexible of the second form of partition type design and reserved gap is enhanced, and the large deformation caused by cell expansion is adapted.

The invention discloses a rigid-flex board blind scooping uncovering method and a rigid-flex board, and the method comprises the following steps: 1, providing a first PP layer, and pasting an uncovering film on one side surface of the first PP layer; step 2, performing laser treatment on the uncovering film and the first PP layer from one side with the uncovering film; step 3, providing a main board and attaching a cover film on the surface of the main board; 4, providing a second PP layer, and aligning and pressing the second PP layer, the first PP layer and the main board; 4, the tearing hand is fished through a milling cutter; step 5, using a milling cutter to control depth blind fishing; and 6, forming a hand tearing position in the uncovering area of the second PP layer, and completing uncovering. The first kerf is formed in the first PP layer, and the second kerf is formed in the second PP layer, so that the problems that the inner-layer mainboard is damaged by deep laser and glass fibers cannot be cut off due to shallow laser when the cover is opened by laser are solved.

The application relates to the technical field of ultrasonic transducers, in particular to an ultrasonic transducer signal anti-interference transmission method and device, which comprises a signal preprocessing unit, an anti-interference unit, an isolation driving unit and a receiving demodulation and decoding unit; the signal preprocessing unit receives original electric signals and differentially amplifies to generate differential signals; the anti-interference unit collects the working environment temperature in real time through a temperature monitoring module, an encoding strategy selection module and a modulation parameter control module dynamically select optimal encoding rules and adjust modulation parameters according to the working environment temperature, and a signal processing module converts the differential signals into digital signals and completes encoding modulation; the isolation driving unit isolates the signals and power amplifies; the receiving demodulation and decoding unit demodulates and decodes according to corresponding rules and restores ultrasonic signals; the application dynamically adapts the encoding rules, the modulation parameters and the heat dissipation strategy through temperature monitoring, suppresses the high-temperature performance drift of the anti-interference unit and guarantees reliable transmission of the ultrasonic transducer signals.

This utility model relates to the field of wire and cable technology and discloses a high-strength, tensile-resistant, and wear-resistant wire, including a wear-resistant sheath. Spherical protrusions are fixedly connected to the surface of the wear-resistant sheath, and reinforcing strips are fixedly connected to the inner cavity of the sheath. This utility model significantly improves the dynamic durability and resistance to mechanical damage of the wire through a multi-layer composite structure design. The three-layer composite sheath, combined with the surface spherical protrusions, forms a gradient wear-resistant system, improving wear resistance compared to traditional single-layer sheaths. Simultaneously, the aramid galvanized steel wire braided structure of the inner support layer and the anti-slip texture within the insulation layer's holes form a three-dimensional interlock, solving the problem of interlayer slippage caused by repeated bending. The multi-strand tinned copper wire strands in the conductor layer work synergistically with the reinforcing strips of the inner support layer, significantly increasing the wire's tensile strength at break and meeting the requirements of extreme working conditions. Furthermore, the precise engagement of the spiral protrusions and anti-slip textures effectively absorbs torsional stress, effectively improving the wire's service life.

The utility model relates to technical field of sound box, concretely relates to modular sound box combination's magnetic attraction type splicing shell structure, including modular sound box main part, modular sound box main part is by rear side casing, the loudspeaker of installing on rear side casing rear side board body and the rear side cover of magnetic attraction connection between rear side casing are composed, the exposed chamber that is all linked with the outside in the front side and top of rear side casing is provided with, the left and right sides chamber wall on the front end part of exposed chamber all are fixedly installed with two guiding blocks of up and down, the front side is provided with the magnetic attraction slot of outside communication in guiding block, the inside surface of vertical section board body of rear side cover is fixedly installed with left and right two groups of strong magnet, and strong magnet inserts to magnetic attraction slot and is connected between guiding block magnetically, and the top board body of rear side cover covers on the top surface of rear side casing, and the left and right sides board body between rear side casing is provided with the anti -magnetic interference board. The utility model can carry out magnetic attraction type splicing, and the convenient assembly and disassembly.

The application relates to a plug mounting structure for a bottle body and relates to the technical field of automatic processing, which comprises a rack for supporting the plug mounting structure; a turntable installed on the rack, the turntable being used for conveying the bottle body; a cleaning assembly installed on the rack, the cleaning assembly being used for cleaning the bottle body; a feeding assembly installed on the rack, the feeding assembly being used for conveying a rubber sleeve to the turntable; and a pressing assembly installed on the rack, the pressing assembly being used for pressing the rubber sleeve into the bottle body. The application omits manual pressing of the rubber sleeve, reduces the embedding difficulty of the rubber sleeve, and improves production efficiency and product reliability.

This invention relates to a method, apparatus, equipment, and medium for predicting deformation during the assembly of diesel engine connecting rods, belonging to the field of mechanical assembly technology. The method acquires multi-dimensional assembly data during the assembly process of marine diesel engine connecting rods. Based on assembly process knowledge, the multi-dimensional assembly data is weighted to obtain a weighted input vector set. A pre-trained Bayesian network model is used to infer the deformation prediction probability distribution from the weighted input vector set. Statistical analysis is performed on the deformation prediction probability distribution to obtain deformation trend characteristics and distribution dispersion characteristics. Key deformation risk factors are identified based on these characteristics. A diesel engine connecting rod assembly deformation prediction report is generated based on the deformation prediction probability distribution, deformation trend characteristics, distribution dispersion characteristics, and key deformation risk factors. This invention improves the assembly quality and product reliability of marine diesel engine connecting rods.

The invention discloses a multi-equipment cooperative linkage control method applied to an industrial scene and related equipment, which can improve the cooperative efficiency of factory equipment in the industrial scene and reduce resource waste, thereby being beneficial to improving the production continuity. The method comprises the following steps: receiving operation state data and production task progress data of each factory device; on the basis of the operation state data and the production task progress data, predicting the operation of each factory device and the change trend of the production task in the future preset time; acquiring a communication protocol of each factory device; identifying a communication protocol through a built-in protocol feature library, and uniformly translating equipment information of each factory equipment into industrial universal intermediate protocol information; acquiring data indexes based on the intermediate protocol information, wherein the data indexes comprise production task emergency degree, equipment load rate and energy consumption cost parameters; and calculating and updating the priority score of each factory device in real time according to the data index and the dynamic collaborative algorithm.

This utility model discloses a sliding guide centering device for a high-speed wire rod finishing mill, belonging to the field of high-speed wire rod production technology. It is installed on the roll box panel of the guide seat and includes a first slide rail, a second slide rail, a third slide rail, a first centering clamping plate, a second centering clamping plate, and a third centering clamping plate. The first centering clamping plate is slidably connected to the first slide rail via a first slider, the second centering clamping plate is slidably connected to the second slide rail via a second slider, and the third centering clamping plate is slidably connected to the third slide rail via a third slider. The first centering clamping plate includes a first square plate and a first centering portion in the shape of an isosceles trapezoid. The second centering clamping plate includes a second square plate and two second centering portions in the shape of isosceles triangles. The third centering clamping plate includes a third triangular plate and a third centering portion in the shape of an isosceles trapezoid. All three centering clamping plates can be moved left and right and their positions can be finely adjusted forward and backward. This utility model solves the problem of unstable centering of the sliding guide in existing high-speed wire rod finishing mills.

The utility model discloses an adjustable ratchet tensioner with a folding bandage. The adjustable ratchet tensioner comprises a handle part, a blocking piece part, a fixing part, a driving part, a rotating shaft, a ratchet wheel and the bandage. The handle part and the blocking piece part are installed on the two sides of the rotating shaft respectively, the fixing part and the driving piece are arranged on the inner side of the rotating shaft, and the ratchet wheel is installed on the rotating shaft and meshed and linked with the driving piece and the blocking piece part. The rotating shaft is provided with an axial through belt groove, the binding belt is of a single continuous structure and directly penetrates into the belt groove after being folded to form a first free end and a second free end, the two free ends penetrate out of outlets in the two sides of the belt groove respectively and reversely extend to form binding sections, and the non-winding part forms a slidable adjusting section. During use, the tensioner can slide to any position along the bandage, the ratchet wheel is driven by the handle to drive the rotating shaft to rotate and wind the bandage, and bidirectional tensioning is achieved. According to the scheme, side groove design is omitted, bandage folding and groove penetrating are completed in one step, the structure is simplified, and installation is convenient; the slidable adjusting section supports full-length free movement, and the binding length limitation is broken through.

This utility model relates to a power battery top cover, comprising: a top cover sheet having vent holes; and a vent valve assembly disposed above the top cover sheet and covering the vent holes. The top cover sheet has an annular base surrounding the vent valve assembly, the annular base being bent inward to form a pressing edge, the pressing edge being pressed against the upper surface edge of the vent valve assembly, thereby fixing the vent valve assembly between the pressing edge and the top cover sheet. This utility model can improve the manufacturing yield, reliability, and safety of power battery top covers.

The application discloses a kind of special car modularization beam structure, it includes left support frame, right support frame, upper connecting beam and two lower connecting beams, upper connecting beam is fixedly connected between the upper end of left support frame and right support frame, two lower connecting beams are fixedly connected between the lower end of left support frame and right support frame, two lower connecting beams are arranged along front and back direction interval, the side of left support frame away from upper connecting beam / lower connecting beam is equipped with upper lateral arm connecting port and lower lateral arm connecting port, the side of right support frame away from upper connecting beam / lower connecting beam is also equipped with upper lateral arm connecting port and lower lateral arm connecting port, left support frame and right support frame are also equipped with transmission shaft avoiding hole.The purpose is to provide a kind of special car modularization beam structure, meets the design requirement of beam structure height integration and big bearing, and with the characteristics of universality, can improve the product efficiency and reliability of frame assembly.

The utility model discloses a battery module and a battery pack. The battery module comprises a plurality of battery cells, an end plate, a pole seat assembly and an output piece, the plurality of battery cells are arranged along the thickness direction to form a battery pack; the end plates are arranged at two opposite ends of the battery pack; the electrode base assembly is connected with the end plate, and a first connecting hole is formed in the base assembly in the thickness direction of the battery cell; the output piece is electrically connected with the battery pack, a second connecting hole is formed in the output piece in the thickness direction of the battery cell, the output piece is electrically connected with the pole base assembly, and the first connecting hole is communicated with the second connecting hole. According to the utility model, by optimizing the structural design of the battery module, the problem that the electrical connection needs to occupy the space in the height direction of the battery cell is solved, and the electrical connection between the battery modules can be completed without occupying the space in the height direction of the battery cell, so that the space utilization rate, the assembly convenience and the reliability of the battery pack are improved; and an expected technical effect is achieved.

The invention relates to the technical field of metal plate manufacturing, in particular to an anti-scratch manufacturing method for a golden finger plate gold surface. The method comprises the following steps: cleaning and deburring a golden finger plate, and eliminating edge hidden dangers which are easy to generate scratches; the plate placing direction is reasonably set in the conveying and circulating process, so that the metal surface is located on the non-stress side; during forming and edge processing, the board feeding posture is controlled to avoid an equipment contact path, and gold surface appearance inspection and abnormal separation are implemented in the manufacturing process, so that the gold surface of the golden finger board is effectively prevented from being scratched and damaged. According to the invention, the stress direction, the placement direction and the board feeding posture of the golden finger board in the conveying, circulating and processing processes are systematically controlled, and the process detection and abnormal separation of the appearance state of the gold surface are combined, so that the abrasion damage caused by the contact between the gold surface and equipment or components is avoided from the source; therefore, the appearance quality and the process yield of the gold finger plate gold surface are stably improved.

The invention relates to the technical field of semiconductor packaging and intelligent chips, and particularly discloses a silicon carbide device-based multi-chip integrated module packaging system, which comprises a design simulation platform, a stress buffering and interconnection integration unit and a packaging process monitoring and feedback unit. And designing a simulation platform to carry out electric-thermal-mechanical multi-physics field co-simulation and structure optimization. The stress buffer and interconnection integrated unit physically realizes an optimized structure through the adaptive stress buffer layer and the standardized three-dimensional interconnection frame. And the packaging process monitoring and feedback unit acquires process data in real time and performs adaptive compensation to form a design-manufacturing closed loop. The thermal mechanical stress can be actively managed, the interconnection process is unified, and intelligent control of the manufacturing process is realized, so that the module reliability and the manufacturing yield are improved, and the development period is shortened.

The application relates to the technical field of sensor packaging, and discloses a packaging structure of an optical sensor and electronic equipment, wherein the packaging structure of the optical sensor comprises an optical sensor chip, a lead frame and a cover body; the optical sensor chip is fixed on a base island of the lead frame through a first medium layer, and each pin of the optical sensor chip is connected with a first end of a corresponding pin of a pin group of the lead frame through a bonding wire; a second end of the pin group is bent outward from a side surface of the lead frame, and forms a seagull wing-shaped pin; a first groove is arranged on the lead frame, and the cover body is embedded in the first groove. The application realizes SOP packaging, ensures effective light transmission through the cover body, and improves the reliability of the device.

The application provides a modular packaging structure, and a technical scheme is as follows: a modular packaging structure comprises: an electronic element carrier wafer, a top layer of the electronic element carrier wafer is configured to be coupled with a chip or an electronic element; a support plate, a bottom layer of the support plate is configured to be coupled with a printed circuit board; wherein the electronic element carrier wafer and the support plate are coupled with each other to form the modular packaging structure; the support plate is made of high-rigidity material, a thermal expansion coefficient of the high-rigidity material is lower than a thermal expansion coefficient of the electronic element carrier wafer, and a thermal expansion coefficient of the chip or the electronic element is lower than the thermal expansion coefficient of the electronic element carrier wafer; by adopting the combined structure of the support plate, the electronic element carrier wafer and the chip with the thermal expansion coefficient gradient decreasing, the application effectively alleviates the thermal stress mismatch problem in the high-temperature process, thereby inhibiting the deformation of the packaging structure, and improving the production yield and product reliability.

The invention provides electrified railway dropper pre-assembling equipment, and relates to the technical field of railway overhead line system construction equipment, and the electrified railway dropper pre-assembling equipment comprises a rack, and a visual identification system which is arranged on the rack and is used for identifying the spatial positions and postures of a bearing lock and a cable and outputting a guide signal; the industrial robot is in communication connection with the visual identification system and is used for grabbing and adjusting the poses of the force bearing lock and the cable according to the guide signal; at least two conductive paste dispensing stations, each of which comprises a dispensing device used for injecting conductive paste into the suspension ring of the bearing lock; a cable conveying and cutting device is arranged beside the conductive paste dispensing station and is used for conveying a wire rod and cutting the wire rod according to a set length; and a crimping device is arranged beside the cutting device, and the industrial robot feeds the cable into the crimping device. According to the invention, the dropper pre-assembling efficiency and consistency are improved, the labor cost and the labor intensity are reduced, and the operation safety is guaranteed through the electronic fence and the monitoring system.

The application discloses a multi-core wire single-side rubber shell inserting machine, which comprises a rack, a core wire feeding device, a core wire straightening device, a core wire cutting device, a terminal feeding device, a terminal pressing device, a rubber shell inserting feeding device, a wire storage device, a core wire direction adjusting device, a core wire transferring device, and a core wire inserting device; the core wire transferring device comprises a first transferring mechanism and a second transferring mechanism; through multi-station linkage of core wire feeding, straightening, cutting and stripping, terminal pressing, direction adjusting, rubber shell inserting and wire storage buffering, full-process automatic processing of multi-core wire from feeding to rubber shell inserting is realized; the core wire is accurately transferred between stations through the first transferring mechanism and the second transferring mechanism, and high-precision rubber shell inserting is completed under the action of the direction adjusting and inserting mechanisms; the application effectively solves the problems of difficult positioning, unstable direction and poor insertion of thin core wires, improves the consistency and processing efficiency of insertion, reduces the labor cost and the defective rate, and has good adaptability and stability.

The application relates to a touch switch with a shielding layer for a vehicle-mounted refrigerator, which comprises a switch frame and a touch plate. The switch frame is provided with a touch area. An installation area is arranged on one side of the touch area. The touch plate is installed at the installation area of the switch frame. The touch plate comprises a shielding layer, a base material layer and a signal layer arranged in sequence. The installation area provides an installation position for the touch plate, ensures accurate assembly of the touch plate and the switch frame, and adopts a three-layer structure design of the shielding layer, the base material layer and the signal layer. The shielding layer effectively blocks external electromagnetic interference. The application has the effects of reducing the invasion of interference signals into the signal layer and improving the anti-interference ability and product reliability of the touch switch.

The application relates to the field of automobile power damping technology, and discloses a power damping device of an amphibious vehicle propeller and the amphibious vehicle, which comprises a motor support, the top of the motor support is provided with a base for fixing and supporting a motor, a plurality of vertically arranged suspension mounting holes are arranged on the motor support, and the base and the suspension mounting holes are matched through a suspension soft pad assembly; the geometric center surrounded by the mass center of the amphibious vehicle propeller power assembly and the plurality of suspension mounting holes is coaxially arranged; through the vibration isolation and energy absorption characteristics of the suspension assembly, the vibration excitation generated by the propeller motor during the water navigation of the automobile can be effectively inhibited from being transmitted to the vehicle body, and the ground excitation during the road driving of the automobile can also be inhibited from being transmitted to the propeller motor.

This invention discloses a fully automatic double-glass photovoltaic module backsheet drilling device, belonging to the field of laser drilling for double-glass backsheets. It includes an assembled base frame, on the upper surface of which a horizontally arranged first linear motor is fixedly mounted. At both ends of the first linear motors, vertically arranged first bidirectional servo telescopic rods are fixedly mounted. The output ends of the first bidirectional servo telescopic rods extend to both sides along the width of the assembled base frame, and each extended end is equipped with an externally extended support frame. A conveyor belt for transporting the double-glass backsheet is horizontally mounted on the top of each externally extended support frame. By performing secondary auxiliary processing during the drilling process, the problem of weak sealing in the drilling area of ​​the double-glass backsheet is solved, ensuring that the sealant adheres tightly to the inner wall of the hole, thereby blocking the path of moisture seeping into the module through the pores.

This disclosure provides a mass transfer method for light-emitting diodes (LEDs), an LED device, and a display panel, belonging to the field of optoelectronic manufacturing technology. The mass transfer method includes: preparing a first temporary substrate, the first temporary substrate including a first substrate and a plurality of pixel chips spaced apart on the first substrate, wherein the surface of the pixel chips away from the first substrate has residual structures protruding from the surface of the pixel chips away from the first substrate; etching each pixel chip using oxygen plasma; attaching an adhesive film to the surface of the pixel chips away from the first substrate to allow the residual structures to adhere to the adhesive film; and removing the adhesive film to detach the residual structures from the pixel chips. This disclosure can improve the problem of residual debris falling into the chip channels and improve the transfer accuracy of the pixel chips.

The utility model provides a kind of hose wall quality detection device and hose production line, belong to pipe manufacturing field, including respectively being equipped with the first sealing element and second sealing element in the both ends of hose to be detected;Wherein, first sealing element includes first telescopic link, first expansion ring and first limit block, first limit block is equipped with the first through hole of sliding adaptation with first telescopic link, first telescopic link one end is driven by external force and moves axially, and the other end is axially locked and is equipped with first expansion ring, with the movement of first telescopic link, first expansion ring is extruded by first limit block axially and expands radially, and with the inner wall sealing connection of one end of hose to be detected;Second sealing element structure refers to first sealing element;First telescopic link and / or the second telescopic link in the air flow channel that can be communicated with hose to be detected and supply pressure pipeline are equipped with.Compared with prior art, the utility model solves the technical problem that the existing hose detection equipment cannot detect the problem of internal damage.