38results about "Needles" patented technology

The invention relates to the field of metal stamping equipment, and discloses a stamping die for circular machine needle blank forming, which comprises a stamping platform, a stamping support is arranged at the top of the stamping platform, and a male die is arranged at the bottom of the stamping support; the connecting support is arranged on the stamping platform, two middle modules are arranged on the connecting support, first grooves are formed in the middle modules, two side modules are further arranged on the connecting support, the height of the side modules is lower than that of the middle modules, and second grooves are formed in the side modules. Compared with the prior art, in order to solve the problems that a small-size circular knitting needle blank is small in dead weight, small in interface gap and prone to retention after mold opening due to end special-shaped embedding, the female mold forming face is divided into the middle mold set and the side mold set, and the side mold set is driven to actively move downwards and be separated in the return stroke stage of the male mold; and the end part forming surface is firstly withdrawn and the enveloping constraint is relieved, so that the workpiece is prevented from being ejected out in an unbalanced loading manner by depending on an ejector pin or an ejector plate in a state that the end part is still clung to the cavity.

The invention relates to the technical field of medical instruments, and particularly discloses a force control bending and pressing method and device for a sensor probe and a production line. The method comprises the steps that the probe is inserted into an assembly hole of a sensor shell; a bending actuator is driven to apply bending force to the probe part protruding out of the assembly hole, and a first pressure value in the bending process is collected in real time; when the first pressure value reaches a preset first pressure threshold value, the bending actuator is controlled to stop; a pressing actuator is driven to apply pressing force to the probe part, and a second pressure value in the pressing process is collected in real time; when the second pressure value reaches a preset second pressure threshold value, the pressing actuator is controlled to stop, bending and pressing of the probe are completed, the bending and pressing method is matched with the corresponding bending and pressing device, the automatic bending, pressing and assembling process of the continuous blood glucose monitoring sensor probe is achieved, and the production yield and production efficiency of flexible sensors are improved.

The invention discloses a disposable acupuncture needle milli fire needle and a preparation method thereof, the milli fire needle comprises a needle body and a needle handle, the needle body is made of stainless steel, the length is short, and the needle diameter is thin; the needle handle is made of medical plastic or metal materials, is long, and provides a safe distance and stable holding for operation. The preparation method mainly comprises the steps of needle body forming, needle handle injection molding or metal tube locking and pressing or metal wire winding forming, fixed connection of the needle body and the needle handle, post-treatment, terminal sterilization and packaging and the like. By means of the collaborative design of the specific short and thin needle body and the long handle, filiform needling and minimally invasive treatment of a fire needle therapy are achieved, the needle has the advantages of being small in trauma, low in pain and safe and convenient to operate, and the disposable sterile quality of a product is ensured through standardized preparation.

The utility model relates to dental flushing needle bending equipment based on hot air heating, which comprises a base assembly, a needle body fixing device, a hot air heating device and a bending actuating mechanism, and the needle body fixing device comprises a positioning base plate, a supporting vertical plate and a conical joint which are sequentially arranged along the axis direction; the hot air heating device comprises a heating shell, an electric heating element and an air guide pipe set, a plurality of air outlets in different axial directions are formed in the tail end of the air guide pipe set, and the air outlets surround the to-be-bent area of the flushing needle to form an annular hot air curtain. The bending executing mechanism comprises a height adjusting assembly, an angle adjusting assembly and a linear driving device, and a bending forming roller capable of rotating around the axis of the flushing needle is arranged at the telescopic end of the linear driving device. The utility model provides a dental flushing needle bending device based on hot air heating. The problems that an existing dental flushing needle bending device is low in efficiency, poor in precision, insufficient in universality, uneven in heating, prone to damaging a needle body during bending and the like are solved.

The utility model relates to the technical field of textile machinery, and discloses high-precision and high-consistency single-face knitting needle bending equipment which comprises a base, a positioning assembly and a rack assembly. According to the high-precision and high-consistency single-side knitting needle bending equipment, through mutual cooperation of the positioning assembly, the rack assembly and the bending assembly, the effect of double-sensor closed-loop control can be achieved, two photoelectric sensors can monitor the positions of the two ends of a single-side knitting needle in real time, and if transverse deviation exists, the single-side knitting needle can be accurately bent. If the single-side knitting needle is pressed, the servo motor is driven to adjust the transverse position of the bending assembly, it is ensured that bending points are accurately aligned, the ultrasonic sensor embedded in the bending cavity can detect the bending height or angle of the single-side knitting needle after pressing is completed, the bending height or angle is fed back to the PLC for secondary correction, such as pressure supplementing work, and the bending accuracy is improved. And finally, high-precision and high-consistency bending work can be achieved, the deformation part of the single-face knitting needle is suspended above the bending cavity in the bending process, collision with the positioning block is avoided, and friction interference is reduced.

The present invention relates to a textile tool (1) with a hook for use in textile machines. In order for the textile tool (1) to be suitable for use in high-speed textile machines and for processing difficult-to-process yarns, while simultaneously offering a long service life and cost-effective manufacturing, the cross-sectional area (X(s)) of the hook (3) increases along a linear coordinate (s) starting from the hook tip (5) and decreases again after reaching a maximum cross-sectional area (Xmax).

The utility model provides an acupuncture needle handle outer surface embossing device, and belongs to the technical field of acupuncture needle processing. The acupuncture needle handle outer surface embossing device comprises an adjusting assembly and an embossing assembly, firstly, an acupuncture needle can be clamped and fixed through an elastic clamping base, an embossing block is moved through a hydraulic cylinder, embossing treatment can be conducted on an acupuncture needle handle through cooperation of the embossing block and an embossing plate, a lifting plate can be moved through an electric push rod, and the acupuncture needle handle can be conveniently and rapidly embossed. The acupuncture needle can be moved, the embossing length for processing an acupuncture needle handle is controlled, continuous and smooth height adjustment can be achieved through an electric push rod, and more flexibility and variability are achieved; as an elastic clamping seat is slidably clamped with the output end of a hydraulic cylinder, an embossing block is convenient to disassemble and assemble by adopting a clamping connection mode; furthermore, the diversified or flexible height requirement of the acupuncture needle can be conveniently met, meanwhile, the embossing block can be conveniently replaced, different embossing requirements can be conveniently met, and therefore the practicability is improved.

The utility model relates to microwave needle manufacturing technical field, proposes a kind of positioning device of superfine diameter water-cooled microwave needle miniaturization manufacturing, including base, the upper end fixed mounting of base has processing device, processing device includes driving rod, two groups of limit shell are fixedly installed in the both sides of driving rod, two groups of fastening ring are slidably installed in the outside of driving rod, the outside of two groups of fastening ring is fixedly installed with slider, the side of two groups of slider mutually far away is rotatably installed with multiple groups of anti-deviation guide wheel, water-cooled microwave needle is placed in the upper end of base, is stamped by starting processing device, driving rod drives two groups of fastening ring to slide in the inside of limit shell and moves down, the torsion that occurs in the process of being pressed down by two groups of fastening ring to processing device is limited, simultaneously by the inside sliding of anti-deviation guide wheel in limit shell, so that anti-deviation guide wheel and the inner wall of limit shell contact, can play guiding and anti-deviation effect in the movement process of processing device.

In one aspect, the dual bevel needle can include a hollow tube having a proximal end, a distal end, a first lateral side, and a second lateral side opposite the first lateral side; a first needle point at the distal end of the hollow tube; a second point at the distal end of the hollow tube; a first bevel on each of the first lateral side and the second lateral side, the first bevel comprising a first bevel angle relative to a longitudinal axis of the tube; and a second bevel on each of the first lateral side and the second lateral side, the second bevel having a second bevel angle relative to the longitudinal axis of the tube, wherein the first and second bevels each form a portion of an ellipse, the ellipse having an inner cutting edge and terminating in the first and second needle points at the distal end of the tube, the second bevel angle being shallower than the first bevel angle, the second bevel being located adjacent the proximal end of the first bevel, and the inner cutting edge converging to a narrow heel.

A non-magnetic fine stainless steel processed product having a tapered tip formed of a stainless crystal structure having a crystal grain size of 1 µm or less, at a tip end part of a body part formed of fine stainless steel, by a manufacture method including a tapered slope forming step of forming a tapered slope by cutting diagonally fine stainless steel, a tapered tip crush-forming step of forming a tapered tip by subjecting a tip end part of the tapered slope to warm crushing that is performed by keeping the tapered slope at a plastic deformation temperature of 200°C or more and 300°C or less with a temperature variation of 30°C or less, and a tapered tip trimming step of trimming the tapered tip.

The utility model relates to the technical field of lithium battery pole piece manufacturing, in particular to a needle head bending jig which is applied to needle head bending and comprises an installation block body, and a bending groove is formed in one end of the installation block body in the first direction. A groove is formed in the bending groove in the second direction, and the needle head is inserted into the groove in a matched mode and bent along the bending groove. Wherein the first direction is perpendicular to the second direction; a first limiting plate is slidably connected to the mounting block body in the second direction. The first limiting plate is located on one side of the needle head in the bending direction and used for abutting against the needle head when the needle head is bent to a preset angle. The existing mode of bending a needle head to form a bent needle head by adopting needle-nose pliers is difficult to grasp in force, and the needle head is easy to break or the bent part of the needle head is pressed to be sunken, so that the needle head is scrapped.

The utility model provides medical suture needle production and processing equipment, belongs to the technical field of medical instruments, and aims to solve the problems that the existing suture needle cutting equipment is low in cutting precision, the lengths of suture needles are easily inconsistent, and an accurate and convenient adjusting device is lacked when a stainless steel wire is positioned. The two sets of side baffles are symmetrically arranged and fixedly installed on the upper end face of the operation table, and the inner end faces of the side baffles are flush with the front edge and the rear edge of the empty groove; and the fixing plate is fixedly installed on the upper end face of the operation table, the left end face of the fixing plate is flush with the right end surface of the empty groove, and a placing frame of a U-shaped structure is fixedly installed on the upper end face of the fixing plate. According to the stainless steel strip cutting device, the pressure sensor is fixedly installed at the front end of the sliding plate, when a stainless steel strip touches the pressure sensor at the front end of the sliding plate, the pressure sensor can transmit a signal to the controller, the controller controls the electric cylinder to be started, and therefore the stainless steel strip can be cut into the preset length.

The application discloses a negative pressure drainage guide needle bending equipment and a method thereof, and belongs to the technical field of bending equipment. The equipment comprises a rack, the rack is connected with a directional feeding assembly for automatically adjusting the rotation state of a guide needle to be bent and automatically feeding, the rack is connected with an automatic unloading conveying assembly for clamping and moving the guide needle to be processed and automatically unloading, the rack is further connected with a bending and cutting edge assembly for bending and cutting off the bevel, the bending and cutting edge assembly comprises a lifting support assembly and a bending and cutting assembly, the lifting support assembly and the bending and cutting assembly are fixedly connected with the rack, the bending and cutting assembly is connected with the lifting support assembly, and the bending and cutting assembly is connected with the automatic unloading conveying assembly. Through the above mode, the directional feeding assembly is used for automatic feeding, the automatic unloading conveying assembly is used for automatic clamping, driving the guide needle to shift and automatic unloading, and the bending and cutting edge assembly is used for synchronous bending and cutting.

The invention belongs to the technical field of acupuncture needle production equipment, and discloses automatic handle stringing, needle tail bending and drawing forming equipment for producing acupuncture needles, which comprises a shell, a handle stringing device, a needle tail bending device and a drawing forming device are connected in the shell, and the handle stringing device, the needle tail bending device and the drawing forming device are sequentially connected through a conveying device. The handle stringing device comprises a needle body limiting cover and a needle handle limiting cover which are fixedly connected with the shell, a needle body driving roller and a needle handle driving roller are rotationally connected into the needle body limiting cover and the needle handle limiting cover respectively, a plurality of arc-shaped needle storage grooves are formed in the needle body driving roller, and arc-shaped needle handle grooves in one-to-one correspondence with the arc-shaped needle storage grooves are formed in the needle handle driving roller. The needle handle driving roller is coaxially and fixedly connected with an intermittent rotating gear through a one-way bearing, the intermittent rotating gear is rotationally connected into the shell, and the intermittent rotating gear is meshed with a single-tooth sliding threaded sleeve which is connected into the shell in a left-right sliding mode; the structure is simple and the practicability is high.

The invention relates to a needle having a lumen for distributing fluid into, or removing fluid from, a soft tissue of a patient. The needle includes a nickel-titanium alloy. The needle is treated with an acidic solution including hydrofluoric acid at a temperature less than 60°C for at least 10 seconds.

The present invention relates to a textile tool (1) having hooks for use in textile machines. In order for the textile tool (1) to be suitable for use in high-speed textile machines and for processing yarns that are difficult to process, and at the same time offering a long service life and cost-effective producibility, the cross-sectional area (X(s)) of the hook (3) increases along a section coordinate (s) starting from the hook tip (5) and decreases again once a maximum cross-sectional area (Xmax) has been reached.

The application relates to the technical field of medical devices, in particular to a bending and shaping device for a medical needle, which comprises a main body, a shaping sleeve assembly and a supporting rod, the shaping sleeve assembly is movably installed on the main body, the supporting rod is installed on the main body, the shaping sleeve assembly comprises a shaping claw group for clamping the medical needle, the supporting rod comprises a supporting part for abutting against the medical needle, and the supporting part and the shaping claw group are located on the same side of the main body. The application not only facilitates the bending and shaping of the medical needle, but also saves the physical strength of doctors; the supporting part abuts against the corresponding position of the medical needle according to the position required to be bent, the bent position of the medical needle after being bent is the required position, the precision of the bending of the medical needle is higher, and the use in the surgical process is avoided.

The invention relates to the technical field of textile machinery, and discloses a sewing sleeve disc needling point processing device which comprises a shell, an operation table is slidably connected to the outer wall of the shell, an adjusting disc is rotatably connected to the inner wall of the shell, and an electric push rod is fixedly connected to the outer wall of the right side of the adjusting disc. The output end of the electric push rod is fixedly connected with a limiting plate, the outer wall of the left side of the limiting plate is fixedly connected with a driving rod, the outer wall of the driving rod is slidably connected to the inner wall of an adjusting disc, the outer wall of the supporting plate is fixedly connected to the outer wall of the left side of the adjusting disc, and an adjusting assembly is arranged on the lower surface of the shell. When the electric push rod drives the limiting plate to move, the effect of fixing the length of a pricking needle is achieved, the driving rod drives the fixing block and the limiting sleeve to drive the fixing claw, and therefore the effects of rapidly fixing and fixing the length of the pricking needle are achieved in the using process, high-precision machining of the needle point of the sewing machine is achieved, and the product quality is remarkably improved.

The utility model relates to the technical field of circular weaving machines, in particular to a crochet hook stamping device for a circular weaving machine, which comprises a stamping table and a needle head die, a stamping mechanism for fixing the needle head die is arranged on the stamping table, and a collecting protection mechanism for collecting crochet hooks is arranged on the stamping table. According to the collecting and collecting mechanism, in the crochet needle producing and manufacturing process, crochet needles manufactured in a stamping mode can be rapidly collected, the production rate of the crochet needles is improved, the collecting and collecting mechanism further has a certain noise reduction and protection function, noise generated by stamping is reduced, safety of crochet needle stamping production is improved, and in addition, the collecting and collecting mechanism is suitable for popularization and application. The mechanism further has a certain dust collection effect, dust accumulation can be reduced, by arranging the punching mechanism, in the crochet hook punching production process, crochet hook molds can be synchronously limited and fixed, the crochet hook punching stability is improved, the crochet hook production quality is improved, crochet hook molds of different sizes can be replaced easily, and the production efficiency is improved. And certain practical performance is achieved.

The invention discloses a dialysis-based indwelling needle tube flattening device which is characterized in that the dialysis-based indwelling needle tube flattening device comprises a machine body, a flattening mechanism and an adjusting mechanism, and the flattening mechanism and the adjusting mechanism are arranged on the machine body; the flattening mechanism is used for vertically pressing down the needle tube which moves to the right lower part; the adjusting mechanism is movably connected with the machine body and comprises a moving assembly for bearing an indwelling needle and an adjusting assembly for adjusting the moving assembly; the moving assembly drives the remaining needle to move into a vertical pressing area below the flattening mechanism along a preset path on the machine body, and the adjusting assembly finely adjusts the moving assembly so that the to-be-pressed position of the remaining needle can directly face the flattening mechanism. Precise positioning of the remaining needles is achieved through the inductive switch and the precise distance adjusting knob, the problem of product precision is solved, the multiple remaining needles can be flattened at the same time through the movable plate and the flattening strip, the forming efficiency is improved, and meanwhile the risk of manual needling is avoided and eliminated.

The invention discloses a cutting mechanism for a copper probe, and an efficient and reliable automatic cutting system for the copper probe is constructed through collaborative innovation of an indentation device, a twist-off device and a guiding and collecting device. According to the technical scheme, the machine is characterized by comprising a machine box, an indentation device, a twist-off device and a guiding and collecting device, a conveying channel allowing wires to pass through is arranged in the machine box, the indentation device is arranged on the machine box, and the indentation device comprises a plurality of indentation units distributed in the circumferential direction of the conveying channel; the indentation units can synchronously operate towards the center of the conveying channel so as to divide a wire into a plurality of probes connected end to end, the twist-off device is arranged on the output side of the indentation device, the twist-off device drives the wire from the conveying channel to rotate so as to execute twisting action, and a plurality of independent probes are formed. The guiding and collecting device is arranged on the downstream portion of the twisting-off device and comprises an obliquely-arranged guiding plate and a collecting container arranged below the lower end of the guiding plate.

This invention relates to the field of needle processing technology and discloses a nonwoven fabric needle processing equipment, including: a worktable, a conveying assembly, a stamping assembly, and a bending assembly. The worktable is used to support the components; the conveying assembly is installed on the worktable and conveys needle blanks; the stamping assembly is located above the conveying assembly and fixed to the worktable, and simultaneously stamps the head of the needle blank on the conveying assembly to form a needle shape; the bending assembly is installed on the worktable, and when the stamping assembly stamps the needle blank, it drives the bending assembly to bend the tail of the needle blank. This invention allows for continuous or even simultaneous stamping and bending of needles on a single machine, saving significant loading, unloading, and transfer time, effectively improving production efficiency, and resulting in straighter needle blanks, effectively reducing the difficulty of subsequent straightening.

Textile tool (1) structured according to a method for manufacturing a textile tool (1) in which a metallic tool blank is provided in a laser processing device (2) and the laser processing device (2) structures the tool blank on a tool surface (3) by means of interference of at least two laser beams (4, 5), wherein the at least two laser beams (4, 5) have pulse durations of at most 15 ps at least temporarily and wherein a tool profile (6) with at least one depression (7) is produced by the structuring on the tool surface (13).

The present disclosure relates to a method for manufacturing an insertion guide needle for a continuous blood glucose monitoring device. The present disclosure provides a method for manufacturing an insertion guide needle for a continuous blood glucose monitoring device, by which: an insertion guide needle can be manufactured through a cutting process and a bending process of a needle raw plate, so that a complicated manufacturing process is unnecessary, and can thus be easily manufactured through a simple process; an enlargement incision part for continuous enlargement and incision, etc. can be conveniently manufactured through such a simple processing process, so that a manufacturing cost thereof can be reduced and also the size accuracy of the insertion guide needle can be improved; and, particularly, in a process of inserting the insertion guide needle into skin, the insertion guide needle can be brought into point contact with the skin to cut the skin, and then can continuously cut the skin in an enlarged manner, so as to minimize pains which may occur in the process of inserting the insertion guide needle into the skin, thereby alleviating the sense of repulsion or tension at the time of using the continuous blood glucose monitoring device.

A die press apparatus and method of operating to fabricate vascular access needles having one or more complex shapes at different locations at or adjacent to or proximal to a tissue penetrating tip along with features along one or more positioned spaced along the body of the needle. In some specific needle configurations, the features are specifically positioned and shaped to cooperate with an article used with the needle such as a handle, catheter, guide element, valve, seal or other component of a vascular access system.

Systems and methods for coating surgical needles are provided.

The invention relates to the technical field of textile machinery, and discloses a high-efficiency tongue cutting device for warp knitting needle production, the device comprises a base, the top of the base is fixedly connected with a support, the top of the support is fixedly connected with a servo motor, and the output end of the servo motor is fixedly provided with a first threaded rod; the bottom end of the first threaded rod is rotationally connected with the base, the surface of the first threaded rod is in threaded connection with a connecting frame, the bottom of the connecting frame is fixedly connected with a cutting assembly, the front side of the base is rotationally connected with a rotary knob, the rear end of the rotary knob is rotationally connected with a second threaded rod, and the rear end of the second threaded rod is rotationally connected with the base. The second threaded rod is driven to rotate by rotating the rotary knob, and the positions of the fixing plate and the clamping piece at the top are finely adjusted, so that the warp knitting needle can be accurately fixed to the preset position during cutting, it is guaranteed that a cutter accurately acts on the tongue cutting part, the cutting precision is guaranteed, and then the quality of the warp knitting needle is improved.

There is provided a needle comprising a needle tube extending along a central axis between proximal and distal ends of the needle, the needle tube defining a lumen, and the distal end defining an opening into the lumen. The needle comprises a point, a cutting edge, and a heel extending between inner and outer surfaces of the needle tube. At least a region of the heel extends substantially orthogonally to the central axis to provide a non-cutting edge of the distal end.

This invention belongs to the field of power semiconductor manufacturing technology, and particularly relates to a metal pin for connecting a driver circuit board. The pin includes a pin body and a snap-fit ​​structure. The snap-fit ​​structure includes an upper spring and a lower spring. A receiving cavity is formed on the middle side of the pin body, and the upper and lower springs are disposed within the receiving cavity. The distance between the upper and lower springs is less than the thickness of the driver circuit board. Beneficial effects: The metal pin for connecting a driver circuit board of this invention is snapped onto the driver circuit board through a snap-fit ​​structure, reducing soldering or bonding with the driver circuit board, improving product yield, reducing labor time and improving efficiency, facilitating assembly with the driver circuit board, and promoting the integration of intelligent power modules, in line with the trend of miniaturization of intelligent power modules.

The utility model discloses a feeding mechanism for an intelligent rotary swaging needle machine, and relates to the technical field of rotary swaging needle machine feeding, the feeding mechanism comprises a working table, a conveying belt, supporting frames, driving rollers and a moving block, the conveying belt is installed in the working table, the supporting frames are installed on the two sides of the working table, the driving rollers are installed on the two sides of the interior of the conveying belt, and the moving block is installed on the working table. The movable block is installed below the supporting frame, a first motor is installed on one side of the workbench, and a clamping assembly used for clamping needle materials is arranged on the movable block. Needle materials are conveyed to the position of the clamping block in order through the arranged conveying belt, the arranged electric push rod drives the moving block to move in the sliding block, and therefore the clamping block is driven to clamp the needle materials, the needle materials are conveniently clamped, the clamping block drives the needle materials to move to the rotary swaging machine to be machined, operation is easy, and efficiency is high. And the automatic feeding of the needle materials can be realized without excessive manual intervention.