250 results about "Wire segment" patented technology

The invention relates to the technical field of defect detection, in particular to a bonding wire process defect detection method and system, and the method comprises the following steps: detecting coordinate positions of a bonding wire track starting point and a bonding wire track ending point, extracting and analyzing a tangential direction formed by continuous pixel line segments, determining a mirror symmetry center candidate point, and recording a direction change angle in a path segment. Bending deformation defect coordinates are positioned, cracking risk points are judged, and a bonding wire indentation type identification set is generated. According to the method, the starting point and the ending point of the bonding wire track are detected and extend to determine the symmetric offset point of the track through accurate measurement of the direction angle, so that potential tiny defects can be found earlier, the uniformity of the wire diameter is evaluated through the change of the distance between transverse and longitudinal coordinates, and the material strength is directly predicted through the change of the physical size; the product quality can be evaluated and optimized on a more microscopic level, the production efficiency and cost management are directly influenced, and meanwhile, the safety guarantee of a user is improved.

The invention relates to the technical field of take-up tension control, and discloses an intelligent take-up tension control system. A multi-source sensing acquisition unit of the system acquires a wire distribution topological graph through a tension sensing platform, acquires a reference tension parameter of a take-up reference point, and acquires strain characteristics and movement speed characteristics of each wire section; the dynamic feature modeling unit performs multi-modal fusion on the reference tension parameters and the features to generate a multi-modal tension feature matrix; the static path analysis unit constructs a static tension conduction path based on the tension characteristic value in the matrix and the corresponding wire section; the take-up execution control unit controls a take-up track of the take-up mechanism on the adjustable path in combination with the static path conduction node value and the corresponding wire section; the dynamic compensation unit collects the dynamic tension parameter of the current wire section in the take-up process, the tension applying direction of the take-up mechanism is compensated and corrected according to the dynamic tension parameter and the static path conduction node value, and the take-up tension control stability and accuracy are improved.

The invention relates to the technical field of wire cutting machines, and provides a multi-wire cutting unit with stable tension and a multi-wire cutting machine, the multi-wire cutting unit comprises a bearing frame, a first take-up and pay-off device, a second take-up and pay-off device, a cutting wire and four rollers mounted on the bearing frame; at least two first take-up and pay-off devices are arranged at one end of the bearing frame, and at least two second take-up and pay-off devices are arranged at the other end of the bearing frame; the four rollers are sequentially divided into at least two independent winding subareas in the length direction, a cutting line is wound around each independent winding subarea of the four rollers, one end of each cutting line is connected with a first take-up and pay-off device, and the other end of each cutting line is connected with a second take-up and pay-off device. The multi-wire cutting device has the advantages that the tensioning force of each cutting wire segment on the multi-wire cutting unit can be kept stable, and the replacement frequency of the cutting wire is reduced; and meanwhile, the roller can be conveniently disassembled and assembled, and the span of the cutting net surface can be adjusted.

A steel cord having a 1 * 4 structure in which four single wires are twisted together, in which the diameter of the single wires is 0.15-0.20 mm, and in a cross-section perpendicular to the long dimension of the steel cord when embedded in rubber, the diameter of the single wires is less than or equal to 0.15 mm and less than or equal to 0.20 mm, and the diameter of the single wires is less than or equal to 0.20 mm, in the cross-section perpendicular to the long dimension of the steel cord, and the diameter of the single wires is less than or equal to 0.20 mm. A composite region is defined as a region surrounded by a common tangent line between adjacent single wires that is tangent to the outer surface of the steel cord and a line segment connecting the centers of the adjacent single wires along the outer surface of the steel cord, and the area of the composite region is defined as an effective cross-sectional area. The effective cross-sectional area is from 0.099 mm < 2 > to 0.224 mm < 2 > (inclusive).

The invention discloses flat copper wire forming equipment, and belongs to the field of flat copper wire production equipment.The flat copper wire forming equipment comprises a pay-off mechanism, a depainting mechanism, a wire feeding mechanism, a wire cutting mechanism, a wire segment receiving mechanism, a 2D forming mechanism, a first material moving mechanism, a wire connecting mechanism, a second material moving mechanism, a 3D forming mechanism, an auxiliary lifting mechanism, a lower transfer detection mechanism and a U-shaped discharging mechanism; according to the flat copper wire forming device, flat copper wire pay-off, paint removal, cutting, 2D forming, 3D forming and blanking detection can be achieved, the purpose of wire forming and whole wire production is achieved, and the flat copper wire forming device is simple in structure, small in occupied space and high in compatibility.

The utility model belongs to the technical field of medical instruments, and discloses a bending adjusting catheter which comprises a catheter body and a pull wire, a plurality of pull wire cavities are formed in the catheter body at intervals in the circumferential direction, and each pull wire cavity extends in the axial direction of the catheter body and penetrates through the near end of the catheter body; the pull wire penetrates through the pull wire cavity, part of the wire segment of the pull wire is embedded in the far end of the catheter body so that the pull wire can be fixedly connected with the far end of the catheter body, and at least one end of the pull wire extends out of the near end of the catheter body. According to the bending adjusting catheter, part of the line segment of the pull line is embedded in the far end of the catheter body, the pull line and the far end of the catheter body can be fixedly connected firmly and reliably, connection looseness of the pull line is effectively prevented, the service life is prolonged, at least one end of the pull line extends out of the near end of the catheter body, and the bending adjusting catheter is convenient to use. The bending amount of the catheter body can be conveniently controlled through the pull wire.

A target wire is separated into one set of segments based on effective spaces of crossing wires at one target-wire side, and another set of segments based on effective spaces of crossing wires at another target-wire side. Effective widths of crossing wires at the one and other target-wire sides are accumulated. One effective length factor for crossing wires at the one target-wire side is determined, and another effective length factor for crossing wires at the other target-wire side is determined. One or more capacitance values are ascertained for the one and other target-wire sides with reference to a data structure of capacitance per-unit-length for identified configurations. A total capacitance is determined using the effective length factors, and the ascertained capacitance values. An impact of the determined total capacitance on circuit performance is assessed, and based on the assessing, the wiring pattern of the integrated circuit is modified.

The present invention relates to a stent comprising a stent body formed by braiding a plurality of wire segments into a first tubular shape. The braided wire segments create a series of first cells composed solely of wire segments made from a first wire material, which are arranged adjacent to each other to form one or more first composite cell areas. Additionally, the braided wire segments create a series of second cells composed solely of wire segments made from a second wire material, which are also arranged adjacent to each other to form one or more second composite cell areas. This unique configuration allows for improved structural integrity and enhanced functionality of the stent.

The present application relates to wire segmenting device technical field, especially a kind of wire fixed-length cutting device, including the first wire feeding wheel group that can transport wire downstream, the wire cutting device further includes fixed-length roller group, wire cutting knife group, the fixed-length roller group has circumferentially distributed spiral limiting passage, the radial section of the spiral limiting passage corresponds with wire diameter, one end of the spiral limiting passage has import end, the other end has export end, the wire can enter spiral limiting passage by import end, export by export end, the fixed-length roller group has the cutout along its axial distribution and the communication spiral limiting passage, the wire cutting knife group can be cut off wire by the cutout.Utilize the space path length of spiral limiting passage to realize the fixed-length limit of wire, wire cutting knife group can cut off wire located in spiral limiting passage by cutout, to split continuous wire into multiple wire segments, to provide implementation basis for the automatic cutting of wire.

A numerical control spindle head for a reciprocating wire electrical discharge machining tool, characterized in that: the numerical control spindle head has a Z-axis movement mechanism and a W-axis movement mechanism. The Z-axis movement mechanism includes a Z-axis carriage base, a Z-axis carriage, a Z-axis guide rail pair, an upper wire guiding and liquid guiding assembly, and a Z-axis servo drive mechanism. The W-axis movement mechanism includes a W-axis guide rail, a first W-axis slider, a second W-axis slider, a first W-axis carriage, a second W-axis carriage, a tension detector, a moving wire guide pulley, a fixed wire guide pulley, a moving wire guide pulley seat, a fixed wire guide pulley seat, and a W-axis servo drive mechanism. In this solution, the electrode wire segment that descends along the Z direction bypassing the moving wire guide pulley is the cutting working segment of the electrode wire. The W-axis movement mechanism directly acts on the cutting working segment of the electrode wire for tension detection and control of the electrode wire, and the tension control of the electrode wire in the cutting working segment is more direct and accurate.

The utility model discloses a winding device which comprises a winding shell, and a winding mechanism is assembled and connected in the winding shell. The winding mechanism comprises a winding reel rotationally connected into the winding shell, and one end of the winding reel is fixedly assembled and connected with a wire end winding assembly; the wire end winding assembly comprises a reel fixedly connected to the winding reel, the center of the reel is fixedly connected with a wire winding part, the wire winding part comprises a wire winding protection cylinder fixedly connected to the reel, and the wire winding protection cylinder is fixedly connected with a plurality of wire winding plates; a plurality of wire clamping structures are arranged on the wire winding protection cylinder, each wire clamping structure comprises a plurality of arc-shaped buckling grooves, and the data lines are buckled in the arc-shaped buckling grooves. According to the device, in the data line winding process, the line ends of the data lines are independently wound, and the technical defect that line segments are prone to being buried in traditional winding equipment is overcome.

A wire electrical discharge machining (EDM) device comprises the following: a pair of wire parallel guide rollers arranged on both sides of a workpiece to hold the workpiece between them, each of these rollers having a plurality of wire guide grooves formed at equal intervals on an outer circumferential surface, the plurality of wire guide grooves causing a plurality of running cutting wire sections to fit into them and constraining the movement of the plurality of cutting wire sections; parallel wire extension position measuring units (52a, 52b) which measure a distance between a measuring reference surface set parallel to a virtual plane containing the plurality of cutting wire sections and a wire electrode forming the plurality of cutting wire sections;a wire guide groove detachment detection unit (53) that detects the occurrence of a change in distance based on a measurement result obtained from the parallel wire extension position measuring units (52a, 52b); and a wire condition determination unit (54) that determines, based on the detection result obtained from the wire guide groove detachment detection unit (53), whether it is a wire detachment condition in which at least one of the cutting wire sections has detached from the wire guide groove, or a wire contact condition in which all cutting wire sections are in contact with the wire guide grooves.

The utility model discloses a winding module and an endoscope, the winding module comprises a winding roll, a pull wire and a fastener, the winding roll is rotatably arranged, and the peripheral surface of the winding roll is provided with a wiring groove; the traction wire comprises a traction section and a winding section which are connected with each other, and the winding section comprises a first wire section arranged in the wiring groove; the winding roll is further provided with a blocking rib, and the blocking rib is arranged at a groove opening of the wiring groove and extends in the axial direction of the winding roll so as to limit the first line segment to be disengaged from the interior of the wiring groove outwards. According to the winding module, the assembly process of the winding module can be simplified, repeated dispensing operation can be directly replaced through the arrangement of the partition ribs, the assembly cost can be reduced, and finally the overall quality and reliability of the winding module can be improved.

An automatic splicing or welding apparatus comprising: a wire holder (200) adapted to hold a wire section (300) plugged with a given longitudinal alignment and parallel extension in a pre-stripped state; and an automatic splicing or welding machine separate from the wire holder, the robot arm being equipped with a robot gripper for gripping the pre-stripped wire sections in the wire holder and stripping them by forcibly withdrawing them from the wire holder, and bringing the stripped wire segments into a splicing or welding machine for splicing or welding while maintaining longitudinal alignment and parallel extension of the wire segments. The gripper has a comb-like gripping wall structure (110a) comprising a series of movable gripping walls (111) extending longitudinally in parallel and spaced apart laterally, each pair of adjacent gripping walls forming therein a wire receiving passage capable of gripping a section of wire.

The present application discloses a lens module and an electronic device, belonging to the field of communication devices. The lens module includes a base, a lens, a photosensitive chip, a mounting seat, and a driving mechanism. The lens is mounted on the base, the photosensitive chip is fixed to the mounting seat, and the photosensitive chip is disposed on the light-emitting side of the lens. The mounting seat is movably disposed relative to the base. The driving mechanism includes a first straight wire segment, a second straight wire segment, and a magnet. The first straight wire segment extends along a first direction perpendicular to the optical axis of the lens, the second straight wire segment extends along a second direction perpendicular to the first direction, the magnet is located on the same side of the first straight wire segment and the second straight wire segment, and both the first straight wire segment and the second straight wire segment are located in the magnetic field of the magnet. The driving mechanism is used to drive the mounting seat to move relative to the base along the first direction and / or the second direction.

The utility model discloses a steel wire sectioning die which comprises a cutter handle, a cut-off cutter installed on the cutter handle, a bottom plate located below the cutter handle and a fixing block installed on the bottom plate, a cut-off lower die and a cut-off length adjusting block are installed on the fixing block, the cut-off length adjusting block is located on one side of the cut-off lower die, and the cut-off lower die is located under the cut-off cutter. The cut-off tool is provided with an arc-shaped cutting edge, and the cut-off lower die is provided with a circular cutting hole. The arc-shaped cutting edge on the cut-off tool is matched with the circular cutting hole in the cut-off lower die, the arc-shaped cutting edge plays a role in shaping the cut-off end face during blanking and cutting-off, steel wire section cutting and section flatness can be achieved in the one-time blanking process, no cutting burr exists, and the follow-up section trimming procedure is not needed.

The invention relates to high-frequency induction brazing equipment and a welding method.The high-frequency induction brazing equipment comprises a wire welding machine, a cooperative heating device, an induction brazing device, a workpiece tool, a wire feeding device, a servo motor and a workbench, and the workpiece tool, the wire feeding device and the servo motor are all installed on the workbench; the wire feeding device comprises a wire feeding pipe, a wire feeding pipe fixing device and a wire feeding table, the wire feeding table is installed on the workbench, the wire feeding pipe fixing device is rotationally installed on the wire feeding table and connected with the servo motor, a welded workpiece is installed on the workpiece tool, the welded workpiece is composed of two matched sleeving structures, and the two sleeving structures are connected with the servo motor. The collaborative heating device is installed on the wire feeding device, the wire welding machine connects a welding wire into the wire feeding pipe and conveys the welding wire to the welding area or the position above the welding area or is connected with a welded workpiece, and the collaborative heating device is matched with the induction brazing device to jointly heat the welding wire section. The device is simple in structure and convenient to use, welding wires are melted efficiently, and digital and intelligent control is achieved.

The utility model discloses a conducting wire assembly, a heater assembly and an electric water heater, and relates to the technical field of electric heating equipment, and the conducting wire assembly comprises a first conducting wire section and a second conducting wire section; the first wire section is provided with at least two first interfaces, and the at least two first interfaces are respectively used for being connected with at least two lead-out rods of the heating pipe; the second wire section is connected to the first wire section and is provided with at least two second interfaces, one second interface is used for being connected with a zero line of the main circuit, and the other second interface is used for supplying power to the device. According to the technical scheme provided by the utility model, the problems of complex welding process and multiple welding spots can be solved, and the material and process cost is reduced.

The utility model relates to a combined type high-strength steel wire which comprises a high-strength steel wire body and a steel wire body. The steel wire joints comprise open joints and / or closed joints which are fixedly connected to the ends of the high-strength steel wire sections respectively, and the open joints and the closed joints are detachably connected with each other. According to the combined high-strength steel wire, the high-strength steel wire is adopted to replace a steel strand, the high-strength steel wire is composed of a plurality of high-strength steel wire sections, each high-strength steel wire section has high strength and is larger than the single wire diameter of the steel strand, the number of the single wires of the single steel strand can be reduced, the area prone to corrosion is effectively reduced, and the service life of the steel strand is prolonged. The durability and the turnover utilization rate are improved. The open type connectors and the closed type connectors are arranged at the ends of the high-strength steel wire sections and detachably connected with each other, the high-strength steel wire sections can be spliced into high-strength steel wires with different lengths through the open type connectors and the closed type connectors according to actual requirements, installation is easy, and operation is more convenient.

The invention relates to the technical field of cutting equipment, and particularly discloses high-efficiency low-waste-consumption linear cutting equipment and a linear cutting process, and the high-efficiency low-waste-consumption linear cutting equipment comprises a pay-off mechanism, a threading mechanism, a take-up mechanism and a movable carrying table; the diamond wire is paid off to the threading mechanism through the pay-off mechanism to form a cutting wire segment, then the cutting wire segment is taken up through the take-up mechanism, a glass piece to be cut is placed on the movable carrying table, and the movable carrying table moves to the cutting wire end of the diamond wire and moves along a cutting track. The cutting line segment of the diamond wire is cut from one side of the glass piece in the thickness direction of the glass piece to enter the middle of the glass piece, then cuts the glass piece in the length direction of the glass piece and in the middle of the glass piece, and then cuts the glass piece in the thickness direction of the glass piece to move out to the other side of the glass piece; the glass piece is cut into two same glass units; according to the high-efficiency low-waste-consumption wire cutting equipment, the glass cutting efficiency and the material utilization rate are remarkably improved.

An embodiment of the present invention discloses a device for repairing a cutting wire, characterized in that the device comprises: a cleaning module for cleaning the cutting wire segment that leaves the wire cutting area during wire cutting; a repair module for repairing the cleaned cutting wire segment by means of chemical vapor deposition.

The transformer device includes a first coil, a second coil, and a third coil. The first coil includes a plurality of first segments and a first connection portion. The first segments are connected to each other via the first connection portion. The second coil includes a plurality of second segments and a plurality of second connection portions. The second segments are connected to each other via the second connection portions. The third coil includes a plurality of third segments and a plurality of third connection portions. The third segments form a ring structure via the third connection portions to couple the first coil and the second coil. A first portion of the first segments and a second portion of the second segments are located within a range of the ring structure. The first portion of the first segments is located within a range of the second coil, and the second portion of the first segments is located within a range of the first coil.

A head for brush cutters with a first shell, having a hollow shaft engageable with a drive shaft to impart a rotation of the head, couplable to a second shell. Inside a compartment defined by the coupling of the first and second shells, there is a spool for the accumulation of wire, movable from a first position, in which it keeps wire segments for cutting vegetation outside the head, to a second position, in which wire segments are dispensed outside the head. The movement of the spool occurs due to a translation of the hollow shaft inside a hub portion obtained inside the spool. The return movement of the spool, from the second position to the first position, occurs due to a contrasting action exerted by an elastic means. The head further includes at least one elastic element coupled to the hub.

Some embodiments provide a method for calculating parasitic parameters for a pattern to be manufactured on an integrated circuit (IC) substrate. The method receives a definition of a wire structure as input. The method rasterizes the wire structure (e.g., produces pixel-based definition of the wire structure) to produce several images. Before rasterizing the wire structure, the method in some embodiments decomposes the wire structure into several components (e.g., several wires, wire segments or wire structure portions), which it then individually rasterizes. The method then uses the images as inputs to a neural network, which then calculates parasitic parameters associated with the wire structure. In some embodiments, the parasitic parameters include unwanted parasitic capacitance effects exerted on the wire structure. Conjunctively, or alternatively, these parameters include unwanted parasitic resistance and / or inductance effects on the wire structure.

The invention provides an automatic winding device and a winding method applying the automatic winding device. According to the automatic winding device, a wire separating mechanism comprises a wire feeding assembly and a wire breaking assembly which are movably arranged, the wire feeding assembly drives the end of a wire harness to move to a first position, and the wire breaking assembly cuts off the continuous wire harness to form multiple winding segments; the winding mechanism comprises a material clamping assembly and a wire pulling assembly which are movably arranged, the material clamping assembly comprises a piece clamping part and a wire clamping part which are arranged in a follow-up mode, the piece clamping part clamps a carrier and drives the carrier to rotate around a rotating axis, and the wire clamping part fixes the end of a wire harness at the first position and fixes the end of the wire harness at the second position. The wire pulling assembly comprises a wire pulling hook arranged in a telescopic mode in the direction of the rotating axis, and the wire pulling hook drives the winding section to move from one side of the carrying piece to the other side of the carrying piece in the direction of the rotating axis through a bending structure. The rewinding mechanism comprises a winding piece which is movably arranged, a positioning groove is formed in the winding piece, and the winding piece drives the winding section to the other side of the carrying piece to be rewound to one side of the carrying piece through the positioning groove.

The invention relates to a device (1) for manufacturing an electronic tag strip (4), the manufacturing method comprising continuously inserting conductor segments between a lower belt (3b) and an upper belt (3a), each conductor segment carrying an electronic device, each of the lower belt (3b) and the upper belt (3a) being continuously unwound from a reel (2b, 2a). The device comprises a sealing station having a sealing zone and a guiding device (11) arranged upstream of the sealing zone (Zc). The guiding device further comprises a presser foot (11b) arranged to align with the assembly zone (Za) in order to apply a controlled pressure to the assembly formed by the upper belt (3a), the wire segment and the lower belt (3b).

The invention relates to the technical field of two-for-one twister production, in particular to a two-for-one twister broken yarn detection device and an automatic yarn connection mechanism, the two-for-one twister broken yarn detection device comprises a two-for-one twister rack and a yarn guide mechanism, and the two-for-one twister rack is provided with a pay-off cylinder and a twisting cylinder. Through the arrangement of the yarn guide mechanism, the guide wheel and the tensioning piece can keep tensioning acting force on the yarn when the two-for-one twister is in a normal state, and through the cooperation of the arrangement of the extrusion piece, once the yarn is broken, the yarn breaking condition can be rapidly detected through the tensioning change of the elastic abutting piece; a horizontal shuttle guiding mechanism and a yarn guiding mechanism are combined, a broken yarn clamping assembly is rapidly started, broken yarn is rapidly clamped, and through cooperation of an air injection assembly, surface dust removal of the yarn in the normal state can be achieved, broken yarn sections can be continuously blown, the situation that the yarn ends are curled in a conical barrel is avoided, and the yarn quality is improved. The wire end can be conveniently exposed, and the automatic wiring efficiency is improved.

An instrument includes a shaft, a first plurality of pull wire segments running a length of the shaft and terminating at a distal portion of the shaft, and a pull wire lock configured to lock tensions in the first plurality of pull wire segment. Navigating a medical instrument involves advancing a distal portion of an instrument from a distal end of a sheath, articulating the distal portion of the instrument to cause the distal portion of the instrument to assume a first shape, locking the distal portion of the instrument in the first shape, advancing a distal portion of the sheath over the distal portion of the instrument to cause the distal portion of the sheath to assume the first shape, and locking the distal portion of the sheath in the first shape.

The present invention discloses an LED strip welding device, which includes a welding table. At the top of the welding table, there is an automatic soldering machine for welding the LED strip; a conveyor belt, which has a conveying toothed belt for conveying the connecting wire. A plurality of positioning grooves for the connecting wire to be inserted are provided along the circumferential direction of the conveying toothed belt. The conveying toothed belt has an inclined supplementary line segment, and the welding table has an inclined surface for conveying the connecting wire, and the slope of the inclined surface is the same as that of the supplementary line segment. The LED strip welding device provided by the present invention can automatically insert the connecting wire into the positioning groove and send it to the area where the LED strip is welded, eliminating the steps of connection installation and docking. And due to the positioning of the positioning groove, the situation of uneven force on the welding point is avoided. While improving the welding efficiency of the LED strip, the welding quality of the LED strip is also improved.

The application discloses a valve holder, an assembly and a valve loading system for delivering a prosthetic heart valve, wherein the valve holder for delivering a prosthetic heart valve comprises a connecting seat and at least one holding arm distributed on the outer periphery of the connecting seat, the at least one holding arm has a positioning structure at the distal end thereof, which matches the outflow side of the prosthetic heart valve; the at least one holding arm is provided with a frame for placing a binding wire for binding the prosthetic heart valve, the frame has a wire passing path and a wire cutting port corresponding to the wire passing path, and the wire passing path allows a wire segment of the binding wire extending along the wire passing path to be suspended. The optimized arrangement of the valve holder, the assembly and the system of the application avoids the interference of the valve holder with the holding, positioning and releasing process of the prosthetic heart valve, meanwhile, provides a structural basis for the arrangement of the surrounding matching components, optimizes the operation experience of medical staff and improves the treatment effect.