122results about "Capacitor manufacture" patented technology

By improving the conductivity efficiency, the temperature rise at the crimped portion is suppressed, providing an electrolytic capacitor with excellent reliability, and a method for manufacturing an electrolytic capacitor. [Solution] The electrolytic capacitor according to the present invention comprises an anode foil, a cathode foil, a separator, and lead terminals connected to the anode foil and the cathode foil, respectively. The lead terminal consists of a terminal portion, a lead wire, and a connection portion. The terminal portion has at least two crimped connection portions, which are perforated in a state where it is superimposed on the anode foil or the cathode foil, bent toward the anode foil or the cathode foil, and press-connected. The diameter of the press-connected crimped bent portion of the first crimped connection portion on the lead wire side of the terminal portion is larger than the diameter of the bent portion of the second crimped connection portion. The ratio of the diameter of the bent portion of the first crimped connection portion to the crimping distance between the first crimped connection portion and the second crimped connection portion is 1:0.9 to 1:1.3.

To provide films for manufacturing electronic components that can prevent occurrence of static electricity during the production process; to provide films for manufacturing electronic components that allow an increase in cooling efficiency during the production process; to provide films for manufacturing electronic components having uniform thickness; and films for manufacturing electronic components that allow easy peeling of ceramic sheets while electronic components are made and also allow the electronic components to be made without damage.SOLUTION: An example of the present invention provides a film 10 for manufacturing electronic components that includes a polymer layer and metal nanowires 112 dispersed in the polymer layer.SELECTED DRAWING: Figure 3

A multilayer ceramic capacitor includes: a capacitor body including dielectric layers, and first and second internal electrodes alternately disposed in the first direction with the dielectric layers interposed therebetween; and external electrodes including base electrodes disposed on outer sides of the capacitor body and connected to the first and the second internal electrodes, and conductive resin layers disposed on outer sides of the base electrodes. The external electrodes include: connection portions; side portions extending from the connection portions; first band portions including first portions extending from the connection portions, and second portions extending from the first portions to the side portions; and second band portions extending from the connection portions and then extending to the side portions, and the conductive resin layers disposed in the second portions of the first band portions include protruding portions that protrude further than the first portions along the first direction of the capacitor body.

This utility model discloses a ceramic capacitor green blank debonding machine, including a frame, a first material box, a second material box, a gripping component, a first debonding component, an adjusting component, and a second debonding component. The first and second material boxes are arranged opposite each other on both sides of the frame. The gripping component is installed on the frame to transport the ceramic capacitor green blank to the first debonding component, such that the first cut is parallel to a first direction. The first debonding component is installed on the frame and can transport the ceramic capacitor green blank along a second direction to the adjusting component, and bend the base film along the first cut. The adjusting component is installed on the frame to convey the ceramic capacitor green blank to the second debonding component, such that the second cut is parallel to the first direction. The second debonding component is installed on the frame and can bend the base film along the second cut. This utility model features a highly automated process, eliminates the need for manual debonding, and produces high-quality products.

This utility model discloses a flipping device for capacitor processing, comprising: a device body and a clamping assembly. The flipping device for capacitor processing of this utility model has a clamping box mounted on the front end of the clamping plate. Through the inner telescopic rods, middle telescopic rods, and outer telescopic rods arranged on the mounting plates on both sides of its inner end, the clamping box can adaptively retract after being pressed, thus providing multi-point clamping stability for the capacitor. Furthermore, flexible springs, neutral springs, and rigid springs respectively mounted on the upper ends of the inner, middle, and outer telescopic rods can be installed with springs of appropriate strength according to the different compression lengths of the inner and outer telescopic rods during pressing, ensuring the tightness of each point of compression, thereby increasing the stability of the capacitor during flipping after clamping. The positions of the mounting plates on both sides inside the clamping box can be easily moved and adjusted, thus ensuring uniform and stable clamping of capacitors of different sizes.

The utility model discloses a kind of capacitor group erection height adjusting mechanism, including fixed plate, lifting module, driving motor, linkage seat, lifting module is located in the upper portion of fixed plate, driving motor is located in the lower portion of fixed plate, linkage seat is located on the slider of lifting module, linkage seat is also connected with driving motor, and linkage seat is connected with screw rod assembly between driving motor, the top of linkage seat is provided with top core pole assembly, driving motor output rotary power is connected with its screw rod assembly, make linkage seat axial movement drive slider vertical lifting movement along the guide rail of lifting module. By driving motor drive, realize top core pole to capacitor product adjustment to specified height position carries out sealing waist process, quickly complete product specification height change, solve the existing mechanism height adjustment of technician manual adjustment screw, the problem of low efficiency and poor stability;And the product that can be pushed out by top core pole to waist sealing completion, significantly improve capacitor group erection efficiency.

A manufacturing method of a power storage element according to the present embodiment includes insertion of an electrode body into a cylindrical case body having a first opening and a second opening at both ends. In the insertion of the electrode body, a first end close to the first opening of the electrode body is pulled into the case body from the first opening.

The application relates to the technical field of battery manufacturing equipment, and particularly discloses a low-temperature lithium ion capacitor electrolyte preparation device, which comprises a bottom plate, the upper surfaces of the two sides of the bottom plate are symmetrically fixedly connected with slide rods. The filling and installation of the electrolyte can be automatically realized through the injection mechanism, the automation degree of the device is greatly improved, the cost is reduced and the efficiency is improved for enterprises, the device can be matched with pipes with different diameters because the diameter of the bottom cover is much larger than that of the closing pipe, the applicability of the device is greatly improved, the problem that the device needs to be frequently replaced when matching pipes with different diameters is avoided, the top of the pipe is automatically sealed when injection is performed, the safety in the injection process is ensured, the safety hidden danger problem caused by electrolyte leakage is avoided, and the isolation effect of the electrolyte can be further improved through the central rod and the closing pipe, and the problem that the electrolyte leaks when not injecting is avoided.

The utility model discloses a kind of shaping foot cutting equipment based on capacitor processing, it is related to capacitor foot cutting technical field, including capacitor foot cutting device ontology, the capacitor foot cutting device ontology includes lap joint platform, conveying limiting unit is provided on the top outer side surface of the lap joint platform, rotating unit is fixedly installed on the back of the lap joint platform, swing limiting foot cutting unit is fixedly connected on the output end of the rotating unit, lap joint chip removal unit is provided on the top surface of the lap joint platform.The capacitor of the utility model is processed into the inside of capacitor blanker, its uniform flow is conducted to the surface of conveying track, cooperate with arc sunken groove to carry out the clamping of the surface of capacitor, limit its position, while cooperate with elastic exchange slip soft strip soft lap joint on the surface of capacitor, reduce when moving will appear shaking, cooperate with rotator to rotate rotary disc, when capacitor limiting head moves to the bottom end.

This application relates to a capacitor cover plate clamping device, belonging to the technical field of clamping equipment. It includes a worktable, a positioning seat disposed on the worktable for placing the cover plate, and a riveting assembly for stamping. It also includes a clamping assembly for clamping the cover plate, the clamping assembly including a clamping seat, a clamping plate vertically disposed on the clamping seat, and a first lifting drive member for driving the clamping plate to move up and down. The clamping plate and the positioning seat are correspondingly disposed. This application has the effect of reducing the probability of cover plate slippage during stamping.

The utility model discloses a kind of processing tank for high specific capacity etching foil production, it is related to electrode foil production technical field, including base, the upper surface middle part of base is fixedly installed with tank body, the outer wall top of tank body is symmetrically inserted with liquid outlet pipe, the end of multiple liquid outlet pipes is communicated with connecting pipe, the upper surface of one side of base is fixedly installed with support frame, the upper surface of support frame is equipped with pump machine, the inside upper surface of tank body is fixedly installed with receiving tray, the inside of receiving tray is equipped with motor. The utility model discloses, when electrode foil is placed in tank body interior and is handled, evenly distributed treatment liquid can be more comprehensive, more evenly with electrode foil surface contact, avoid the problem that local processing is excessive or insufficient due to uneven distribution of treatment liquid, to effectively improve the surface treatment effect to electrode foil, help to improve the quality of high specific capacity etching foil.

The application belongs to the field of preparation of potting capacitors, and particularly relates to a preparation method of a potting pulse capacitor module. The potting pulse capacitor module comprises a potting shell, a capacitor module arranged in the potting shell, and a potting adhesive layer filled in the potting shell to fix the capacitor module. A plurality of grooves are arranged on the inner wall of the potting shell and are arranged in the vertical direction. The preparation method comprises the following steps: air gun cleaning, plasma treatment, pre-coating of a potting primer, multiple times of potting of the potting adhesive, and solidification forming. The application limits the structure and preparation method of the potting pulse capacitor module, so that the product after potting is compact and has no pores, the structural strength of the product after preparation is ensured, the product can be used in a high-impact and vibration environment, and the use requirements of the potting pulse capacitor module are met.

The utility model relates to the technical field of edge rolling machine, concretely to a silver shell edge rolling machine, include: bottom plate, still include: the upper surface of bottom plate is pasted with and is provided with the feeding mechanism, the feeding mechanism includes the fixed plate, the bottom fixed connection of fixed plate is in the bottom plate, and the coaxial pasting of fixed plate's top half is provided with the feed tray, the bottom surface center of feed tray is fixedly connected with the output shaft of servo motor, and the output shaft rotation of servo motor penetrates fixed plate setting, and servo motor fixed mounting is in the inner wall of bottom plate, the top half side fixed mounting of bottom plate has the support frame, and the top half inner wall of support frame is vertically inserted with the upper end of loading column, the inner wall of loading column is movably installed with the moving mechanism, the moving mechanism includes the connecting rod. In the utility model, the device is provided with double-end edge rolling structure, the processing efficiency of device is higher, and in the device use process, manual unloading is not needed, thereby reducing the labor intensity of workers.

The application discloses an ultrathin ceramic diaphragm stripping and stacking system, which is characterized in that: an included angle stripping device is arranged as two stripping rollers, a material belt passes through the two stripping rollers, a stripping and stacking roller pressing shaft moves upward, the material belt between the two stripping rollers is lifted upward, a gas conveying device extracts gas from a plurality of gas pipelines, the stripping and stacking roller pressing shaft generates a separation adsorption force on the material belt, under the rolling of the stripping and stacking roller pressing shaft and the conveying of the material belt, a ceramic electrode diaphragm or a ceramic protective cover is completely and nondestructively stripped from the material belt; the stripping and stacking roller pressing shaft moves downward to a layering support platform, and through rolling, one side of the ceramic electrode diaphragm or the ceramic protective cover is first pressed on the layering support platform, and with the rolling of the stripping and stacking roller pressing shaft, the whole ceramic electrode diaphragm or the ceramic protective cover is stacked on the layering support platform, so that air bubbles generated in the stacking process of the ceramic electrode diaphragm or the ceramic protective cover are avoided.

A sheet conveyor that conveys a sheet includes a first rotor, a second rotor, and a sheet levitating unit The first rotor feeds the sheet. The second rotor rolls up the sheet The sheet levitating unit is arranged between the first rotor and the second rotor in a transport path of the sheet and levitates the sheet. The sheet levitating unit includes a first discharge portion that faces the sheet and discharges gas toward the sheet. The first discharge portion is wider than the sheet

The present invention provides a metal mask that has through holes with a desired shape and high repeatability of measurements. [Solution] The metal mask used when forming the internal electrodes of a multilayer ceramic capacitor has multiple through holes provided in a metal substrate manufactured by rolling, and one side is etched. When the mask is placed on a measurement stage and the heights of multiple measurement points on the other side opposite the first side are measured five times, the difference in the difference obtained by subtracting the lowest height among the multiple measurement points from the height of each of the multiple measurement points in each of the five measurements is defined as the difference height, and the average value of the difference heights of the multiple measurement points is defined as the average difference height. The in-plane range, which is the difference between the maximum and minimum values ​​of the average difference height, is 640 μm or less.

A method of manufacturing a component for an energy storage or energy conversion device includes providing a sheet having a plurality of thickness-wise openings, forming a slurry including particles of a ceramic material, depositing the slurry on the sheet having the plurality of thickness-wise openings, and sintering the slurry at a sintering temperature greater than 300°C and less than or equal to 900°C.

This invention provides a microwave dielectric ceramic material and its preparation method for low ESR capacitors, belonging to the field of ceramic materials technology. By optimizing the composition and ratio of the main material, sintering aid, and modifying additives, this invention achieves both low dielectric constant and low ESR (high Q value) while maintaining an extremely stable temperature coefficient, effectively solving the problem of simultaneously achieving dielectric performance and temperature stability in existing technologies. The microwave dielectric ceramic material provided by this invention can be sintered in a reducing atmosphere and can be used to prepare low ESR, high Q value, and narrow temperature coefficient copper electrode multilayer ceramic capacitors, avoiding silver migration phenomenon in silver-internal electrode MLCCs, effectively improving device reliability and lifespan. It has broad application prospects in high-end fields such as communication base stations, radar, medical equipment, military industry, and AI servers, and the microwave capacitors prepared from it have significant practical value and market application prospects.

The utility model discloses a kind of film plating devices for capacitor film processing, include: main body mechanism and heating mechanism, main body mechanism includes box, fixed in the one side of box and with the tubular body of box inner cavity intercommunication, first guide roller is rotatably installed on the opposite inner wall of tubular body, first film plating roller is installed on the inner wall of box, second film plating roller is installed on the inner wall of box and located above first film plating roller, second guide roller and third guide roller are rotatably installed on the inner wall of box, and two evaporation mechanisms are installed on the inner wall of box and respectively located below first film plating roller and second film plating roller, box forms a closed environment, it is convenient to carry out film plating operation to capacitor film, tubular body is used to install first guide roller, first guide roller is used to introduce capacitor film to box inner cavity, this film plating device for capacitor film processing has the advantages of double-sided film plating and high film plating quality.

The present invention provides an electrolytic capacitor degradation detection device that can accurately determine the degradation of electrolytic capacitors. [Solution] An electrolytic capacitor degradation determination device for determining the degradation of an electrolytic capacitor that smooths a DC voltage, comprising an extraction unit that extracts the ripple voltage of the AC component superimposed on the DC voltage applied to the electrolytic capacitor, and determining that the electrolytic capacitor is degraded (step S7) when the ripple voltage continuously exceeds a determination threshold including an upper threshold and a lower threshold (Yes in step S4), the number of times the ripple voltage exceeds the upper threshold and the number of times the ripple voltage exceeds the lower threshold are equal to or greater than a predetermined number (Yes in step S5), and the difference between the number of times the ripple voltage exceeds the upper threshold and the number of times the ripple voltage exceeds the lower threshold is less than a predetermined difference (Yes in step S6).

To provide a method for manufacturing an electrolytic capacitor having small variation of characteristics.SOLUTION: A manufacturing method to be disclosed includes a process (iii) for oxidizing at least a portion of the surface of an anode body to form a dielectric layer by applying a direct current voltage between a first electrode 210 and a second electrode 220 in a state in which the anode body is immersed in a chemical conversion liquid 202. In the process (iii), at least one selected between a distance between first and second anode bodies 113a and 113b and the second electrode 220, and the area of the second electrode 220 facing the first and second anode bodies 113a and 113b is made different between the first anode body 113a and the second anode boy 113b so as to reduce difference between conversion current flowing to the first anode body 113a existing at an end and conversion current flowing to the second anode body 113b existing on an inner side of the first anode body 113a.SELECTED DRAWING: Figure 1

This invention discloses a perforated chip capacitor and its manufacturing method. The capacitor uses an integral aluminum plate with multiple through holes forming a perforated structure, and at least some of the through holes penetrate the aluminum plate. An oxide layer is formed on the entire surface of the aluminum plate, including the inner surface of the through holes. The manufacturing method includes: welding an anode lead plate to the aluminum plate; laser drilling the aluminum plate to form through holes; acid etching to increase the specific surface area; anodizing to form an oxide layer; and sequentially forming a polymer layer, a graphite layer, and a silver paste layer. This invention, through its integrated porous aluminum plate structure, replaces the traditional multi-layer laminated structure, effectively improving the problems of high leakage current, poor heat dissipation, and insufficient vibration resistance of multilayer capacitors. It also achieves high specific capacitance and low ESR, significantly improving the overall performance and reliability of the capacitor.

The utility model relates to the technical field of electric capacity, specifically to a bolt electric capacity automatic sealing device, the bolt electric capacity automatic sealing device of the present application is through being equipped with machine table on the frame, installs the loading mechanism for loading bolt electric capacity on the machine table, is connected the moving mechanism on the loading mechanism, is installed with the embrace and hold mechanism for fixing bolt electric capacity above the moving mechanism, is equipped with sealing mechanism above the embrace and hold mechanism, and the sealing mechanism includes the fixed ring of matching with bolt electric capacity cover plate, is equipped with driving part on the fixed ring, moves and rotates through the driving part drive fixed ring, to drive bolt electric capacity cover plate to carry out sealing to bolt electric capacity opening, realizes the convenient precision sealing of bolt electric capacity. And the device can be positioned freely, makes the stress even when the inner ring aluminum shell is bent and rolled, prolongs the service life of equipment, thereby guarantees that sealing operation procedure is not interrupted, greatly improves the sealing precision of hollow aluminum electric capacity and the appearance quality of product.

A multilayer ceramic capacitor includes: a capacitor body including a dielectric layer and an internal electrode layer; and an external electrode disposed on the capacitor body. The capacitor body includes at least one lost portion defined as a region in which continuity of the internal electrode layer is disconnected, and the lost portion includes a Mg concentrated region including magnesium (Mg) as a main element. The dielectric layer includes an interface adjacent region defined to be a region from an interface of the dielectric layer and the internal electrode layer to a depth surface of 80 nm to 100 nm into the dielectric layer, and the interface adjacent region includes magnesium (Mg). The magnesium (Mg) included in the interface adjacent region of the dielectric layer has a lower atom% content than the magnesium (Mg) included in the Mg concentrated region of the lost portion.

This application relates to the field of wafer-type laminated component processing technology, and particularly to a cutting blade for wafer-type laminated components. The cutting blade includes a main blade; the main blade includes a base and a cutting edge; the base includes opposing first and second side surfaces; the cutting edge includes opposing first and second cutting surfaces; the first cutting surface includes, from top to bottom, a first oblique cutting surface, a third oblique cutting surface, and a fifth oblique cutting surface; the second cutting surface includes, from top to bottom, a second oblique cutting surface, a fourth oblique cutting surface, and a sixth oblique cutting surface; the first, third, and fifth oblique cutting surfaces are opposite to the second, fourth, and sixth oblique cutting surfaces, respectively; the fifth and sixth oblique cutting surfaces are inclined inwards and intersect at the bottom to form a pointed tip. This application solves the problems of oblique and coarse cutting by optimizing and adjusting the key dimensions and angles of the cutting edge and base, improving product quality and yield, effectively increasing production efficiency and reducing production costs.

This utility model relates to the field of ceramic slurry processing technology, specifically disclosing a capacitor ceramic slurry processing device, including a support frame, a mixing tank placed on the support frame, and a mixing component slidably assembled on the support frame; the support frame serves as the main supporting body of the device, used to support the mixing tank and to slide the mixing component; the mixing component includes: a support base, a first drive motor, a mixer, a distributor, and a transmission component; the support base is slidably assembled on the support frame and slides along a first direction, which is perpendicular to the horizontal direction and parallel to the axial direction of the mixing tank; this allows for simultaneous mixing and feeding, improving the uniformity of the ceramic slurry and optimizing the quality of capacitor production.

This application provides a lead cutting mechanism and a capacitor production apparatus, belonging to the technical field of capacitor production equipment. The lead cutting mechanism includes a support cutting assembly and a material conveying assembly. A cutting component is mounted on the support platform; a cutting table is disposed on the support platform and directly below the cutting component. Multiple material placement slots are provided on the cutting table. An infeed platform and an outfeed platform are respectively disposed on both sides of the cutting table on the support platform, and the outfeed platform is connected to the cutting table and inclined. The multiple material placement slots on the cutting table allow for the simultaneous cutting of multiple leads, improving lead cutting efficiency. Furthermore, the lead raw materials are confined within the material placement slots, preventing displacement during cutting and ensuring the cutting accuracy is not affected.

The application discloses a super-small high-temperature-resistant reflow soldering patch capacitor and packaging processing equipment thereof, and relates to the technical field of capacitor processing. The packaging processing equipment comprises a base platform, a moving assembly and a welding assembly are assembled on the base platform, the welding assembly comprises a negative pressure driving part, and the application further comprises an adapter plate, a plurality of pin slots are uniformly arranged on the surface of the adapter plate; a packaging processing mechanism one is arranged above the moving assembly and is used for packaging and welding processing of a horizontal capacitor; the packaging processing mechanism one, a moving buffer and an expanding pipe are matched with each other, so that the technical problems of the prior packaging processing equipment, such as incapability of adapting to the horizontal capacitor, easy deviation and edge lifting of the pin during welding, incapability of effectively releasing thermal expansion stress and pollution of welding fume, are solved, and stable packaging and welding of the horizontal capacitor are realized; and the negative pressure driving part forms downward airflow through the expanding pipe, and the expanding pipe can also efficiently absorb welding fume.

A method for manufacturing a ceramic electronic component that includes: forming a modeled object by applying a ceramic material, a metal material, and a disappearing material by 3D printing, the modeled object including an electronic component main body containing the ceramic material and the metal material, a support body that contains the ceramic material and that is disposed around at least a portion of a periphery of the electronic component main body, and a disappearing body that contains the disappearing material and that is disposed between the electronic component main body and the support body; firing the modeled object at a temperature higher than or equal to a temperature at which the disappearing body disappears; and isolating the support body from the modeled object after firing so as to obtain the ceramic electronic component.