120 results about "Needle type" patented technology

The invention discloses a lockable array needle type mechanical finger used for grabbing closely arranged objects. Comprising a base and further comprises mechanical fingers movably arranged on the base. The mechanical finger comprises a shell, a flexible cavity, a movable needle and blocking particles, the movable needle is connected to the shell in a sliding mode, the shell is provided with a gas connector, the flexible cavity is arranged in the shell, the interior of the shell is divided into a blocking cavity and a gas cavity which are not communicated with each other through the flexible cavity, the gas cavity is communicated with the gas connector, and the blocking particles are arranged in the blocking cavity. The end of the movable needle is located in the blocking cavity, and the blocking particles are arranged in the blocking cavity. According to the lockable array needle type mechanical finger for grabbing the closely arranged objects, under the condition that the objects are closely arranged, the mechanical finger can effectively solve the problem that grabbing is difficult due to the fact that the shape of a traditional mechanical finger is fixed, smooth sliding of the movable needles can be guaranteed, and the mechanical finger can be used for grabbing the closely arranged objects. And unstable grabbing caused by an overlarge gap between the movable needles is avoided.

The invention provides a method for preparing nanofiber doped with a large-particle antibacterial agent by a needleless electrostatic spinning device. The method comprises the following steps: adding a high-molecular polymer and a large-particle antibacterial substance into an organic solvent to prepare a spinning solution; electrospinning nanofibers doped with a large-particle antibacterial agent on the surface of the fabric through a needleless electrostatic spinning device; the needleless electrostatic spinning device comprises an electrode wire, a liquid brushing tank, a direct-current high-voltage power supply, a winding roller, a metal plate, a liquid storage bottle and a movable spraying brush. The electrode wire is used for replacing a needle type electrode, production efficiency is improved, and needle blockage is avoided; the liquid storage bottle reduces volatilization of the spinning liquid, the spinning liquid is continuously stirred and pumped to the liquid brushing tank to be brushed on the electrode wires, the antibacterial agent is prevented from being deposited, and the antibacterial agent is evenly distributed on the nanofibers; an air injection brush head is installed to prevent large particles from depositing on the electrode wires; according to the method, the selection limitation on the high-molecular polymer and the antibacterial agent is small, and the prepared antibacterial fabric has lasting antibacterial property.

The utility model belongs to the technical field of knitting equipment, and particularly relates to a stable high-density needle type manufacturing knitting needle. Comprising a needle body and a loop transfer reed, and the needle body is provided with a needle body, a needle rod and a needle tail; a needle hook is arranged at one end of the needle rod, and a needle latch capable of being opened and closed is arranged on the needle rod on the rear side of the needle hook; the needle body is provided with a reed mounting groove for mounting a loop transfer reed; the requirement of a single knitting needle for the transverse space of a needle bed is reduced, a thinner needle type can be designed, the method can be used for high-density needle type manufacturing, and the loop transfer stability is greatly improved; according to the invention, the insertion space is not easy to compress, which is beneficial for improving the transfer stability of the compactness coil; the gap between the needle body and the needle groove is further reduced, and high-density needle type manufacturing is facilitated.

The invention relates to a knitting needle type yarn cutting device which comprises a bush-hook, a fixed knife and a thread pressing reed, the bush-hook is arranged in one needle groove of a needle plate in a sliding mode, the fixed knife and the thread pressing reed are fixedly installed on the needle plate on the two sides of the bush-hook in the width direction respectively, and the fixed knife and the thread pressing reed abut against the two sides of the bush-hook in the width direction respectively. The fixed knife is located on the side, facing the center of the needle plate, of the bush-hook, a hook groove is formed in the bush-hook, a cutting opening is formed in the hook groove, a check block is installed on the fixed knife, and when the bush-hook is contained in the needle plate, the check block blocks the opening of the hook groove. The device has the effect of reducing the probability that the yarn is cut off when entering the hook groove by mistake.

The utility model discloses a roller pin type multi-bearing punching gun cavity structure which comprises a shell, one end of the shell is sleeved with a connecting sleeve in a threaded mode, an inner cavity of the shell is provided with a movable sleeve, an inner cavity of the movable sleeve is sleeved with a rotating rod in a threaded mode, the surface of the rotating rod is provided with a limiting ring, and the surface of the movable sleeve is provided with a bearing assembly. Rolling needles are symmetrically arranged on the surface of the movable sleeve in a rolling mode, and a push rod is arranged at one end of the movable sleeve. According to the roller pin type multi-bearing punching gun cavity structure, the friction force between the rotating rod and the shell during rotation is reduced through the deep groove bearing and the plane bearing, the friction between the push rod and the shell is greatly reduced through the three-face roller pin design, the temperature of the shell can be reduced, meanwhile, oil in an inner cavity of the shell is prevented from being heated, and the service life of the punching gun is prolonged. And the oil consumption in the cavity can be reduced by reducing the temperature rise.

The utility model discloses a needle type threader for orthopedic surgery, which comprises a threader component, a reset component and a positioning cut-off component, the threader component is arranged on the left side of the reset component, the positioning cut-off component is arranged on the right side of the reset component, the threader component comprises a threading needle and a handle, and the threading needle is arranged on the handle. The reset assembly comprises a positioning block, a first sliding groove, a first spring and a first sliding block, the positioning cut-off assembly comprises a fixing base, a second spring, a pressing plate, a positioning sliding rod, a positioning plate, a fixing block, a cutter, a positioning groove, a connecting block and a third spring, the threading needle is fixedly installed on the left side of the handle, and the positioning block is fixedly installed on the right side of the handle. The needle type threader for the orthopedic surgery is convenient to cut off and good in positioning effect, and solves the problems that a needle type threader in the prior art is not convenient to cut off a thread and is not convenient to position the thread during use, so that the needle type threader is complex to operate during the surgery.

The utility model discloses a split type carriage unit of a needle type certificate printer, belongs to the technical field of printing devices, and aims to solve the problems that in the prior art, the carriage unit of the certificate printer is basically an integral die casting, although the carriage unit is good in mechanical strength and heat dissipation performance, the part cost is high, the die structure is complex, the investment is large, and the cost is high. The die is complex in structure, large in investment and low in cost performance. Comprising a guide plate, a split combination mechanism is installed on one side of the guide plate and below the guide plate, the split combination mechanism comprises a guide assembly and a carriage unit lower half part, a carriage unit guide shaft is installed in the middle of the carriage unit lower half part in a penetrating and guiding mode, a printing head is installed on the inner side of the carriage unit lower half part, and an installation mechanism is installed at the joint of the printing head and the carriage unit lower half part. A carriage unit upper half part is arranged below the guide assembly, the lower section of the carriage unit upper half part is connected with a carriage unit lower half part, and a combination assembly is installed at the joint of the carriage unit upper half part and the carriage unit lower half part.

The utility model discloses a needle type pipettor suction head, which relates to the technical field of pipettors, and adopts the technical scheme that the needle type pipettor suction head comprises a sleeve and a needle head, one end, close to the needle head, of the sleeve is fixedly connected with a fixing piece, and the fixing piece is fixedly connected with the needle head. The liquid suction device has the effects of sucking all liquid as much as possible, avoiding sucking cell balls, membrane materials and the like, and avoiding damage caused by careless contact with objects in the use process.

1. Name of the design product: bait box (portable needle type). 2. Use of the design product: the design product is used for fishing bait box. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view.

The utility model relates to the technical field of flat knitting machines, and discloses a pre-selection needle three-system flat knitting machine bottom plate structure which comprises a bottom plate (1), a working part, a needle pushing part and a needle selecting part are arranged on the bottom plate (1), the working part comprises a protection mountain (2), the needle pushing part comprises a needle raising triangle (3), the needle raising triangle (3) is located below the protection mountain (2), the upper portion of the needle raising triangle (3) is provided with a needle raising protrusion (31), and the needle raising protrusion (31) is located below the protection mountain (2). The lower part of the guard (2) is provided with a guard groove (21), and the guard groove (21) is matched with the needle raising projection (31). The flat knitting machine bottom plate structure is provided with the three triangle systems, each system can be provided with a yarn guide to feed yarn, the knitting efficiency is improved, the height of the needle raising triangle can be adjusted, and the flat knitting machine bottom plate structure is suitable for various needle types. The knitting stability is improved when the needle butt is switched to the contour of the protection cam through the contour movement of the needle raising cam in the knitting process through the cooperation of the protection cam and the needle raising cam.

The utility model discloses a pin type hinge for door closing driven by a spring, which comprises a fixed component and a movable component, the fixed component comprises a hinge arm, and the hinge arm is hinged with the movable component through a hinge shaft; the door closing assembly comprises a spring, a push rod and a cam, the cam and the hinge arm are oppositely positioned, the cam sleeves the hinge shaft, one end of the push rod is attached to and connected with the cam through the elastic restoring force of the spring, the movable assembly comprises a mounting seat, the push rod is slidably connected to the mounting seat, and a first convex shell is formed on one side of the mounting seat; the door closing device further comprises a damper, the damper is arranged in the first convex shell, the fixing assembly is provided with a squeezing and pushing part used for driving the damper to longitudinally retract at the door closing tail section, the damper can make contact with the squeezing and pushing part, and the damper and the push rod are located on the same side of the installation base. The needle type hinge for door closing driven by the spring is wide in application range.

According to the technical scheme, the needle type pre-carding strip and the needle type pre-carding plate are characterized in that the needle type pre-carding strip and the needle type pre-carding plate comprise a connecting plate, a plurality of carding needles and a plurality of racks, the carding needles and the racks are installed on the connecting plate, and at least one part of the carding needles are used for conducting primary pre-carding on fibers and conducting secondary pre-carding in cooperation with the racks. Comprising a base assembly, the base assembly is provided with an installation groove used for installing connecting plates, clamping grooves used for embedding the side edges of the connecting plates are formed in the groove walls of the two sides of the installation groove, a detachable pressing plate is arranged at the position, corresponding to the position between the two connecting plates, of the installation groove, and the pressing plate downwards presses the connecting plates so as to be matched with the clamping grooves to fix the connecting plates in the installation groove. According to the pre-carding device, fine and uniform fiber carding can be ensured, meanwhile, fiber damage is reduced, formation of short fibers is reduced, abrasion of the racks is reduced, and the service life of pre-carding strips is prolonged.

The guide needle type warp guide-in mechanism comprises a plurality of yarn inlet holes, a plurality of yarn guide guide needles are arranged below the yarn inlet holes, yarn outlet holes are formed in the lower ends of the yarn guide guide needles, and the yarn outlet holes are located between tooth openings of a front needle bed and a rear needle bed. The front needle bed knitting needle and the rear needle bed knitting needle adjacent to the front needle bed knitting needle extend into a crack between the front needle bed knitting needle and the rear needle bed knitting needle adjacent to the front needle bed knitting needle; the needle guiding type warp guiding-in mechanism is simple in structure, warp penetrating is convenient, occupied space is remarkably reduced, and it can be guaranteed that the warp is guided in place.

The utility model discloses a kind of needle type insulator glazing tool, relate to needle type insulator glazing tool field, specifically a kind of needle type insulator glazing tool, including box, the top of the box is fixedly connected with four support columns, the inside of the box is equipped with glaze dipping groove, the top of the support column is fixedly connected with box top, the bottom of the box top is fixedly connected with lifting mechanism, the lifting mechanism includes driving motor, the output of the driving motor is fixedly connected with threaded rod, one end of the threaded rod is fixedly connected with limit block, slidingly connected with slider on the threaded rod, the utility model solves the problem of the positioning accuracy of the existing needle type insulator glazing tool is insufficient and multiple workpieces synchronous processing.

1. Name of the product in this design: Invoice Needle (Double Needle Type). 2. Purpose of this design: For fixing invoices. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The rear view has already been shown in the left and right views, so the rear view is omitted.

The utility model relates to the technical field of eyebrow tattooing machines, in particular to a single needle type transmission mechanism of an eyebrow tattooing machine, which comprises a casing, a base and a motor are mounted at the bottom of the casing, an input tooth, a connecting rod, a crankshaft, an output tooth, a connecting rod seat and an output shaft are arranged on the inner side of the casing, and the input tooth is in transmission connection with a transmission output shaft of the motor. The crankshaft is sleeved with the output gear and connected with the input gear in a meshed mode, the end of the crankshaft is connected with the upper end of the base through a bearing, the connecting rod is connected with the crankshaft and the connecting rod base, the bottom of the output gear is connected with the connecting rod base through a pin, and the upper end of the output shaft penetrates out of the machine shell. The crankshaft is matched with the connecting rod to transmit thrust to the connecting rod seat and the output shaft, so that the extension action of the output shaft is more stable, the shaking phenomenon can be prevented, the rotating speed is high, the force is large, and the use requirements of users can be met.

1. The name of the design product: needle type print head. 2. The use of the design product: used in needle type printer to perform printing operation. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.

The utility model discloses a needle type clamping jaw which comprises a machine frame and a pneumatic finger. Two sliding blocks capable of sliding are arranged in the machine frame, and two clamping jaws of the pneumatic finger are connected with the two sliding blocks respectively. A sliding seat capable of vertically sliding is arranged on the sliding block, and a guide groove matched with the sliding seat is formed in the inner wall of the rack; a plurality of steel needles are arranged at the top of the sliding seat, and guide shafts are arranged on the two sides of the sliding seat respectively and extend into the guide grooves; the clamping jaw is controlled through the pneumatic finger, then the sliding block is driven to move, the sliding seats capable of vertically sliding on the sliding block move under the action of the guide groove in the inner wall of the rack, the motion trail of the steel needles is more stable and accurate, and the steel needles on the two sliding seats can be flexibly arranged in a staggered mode after penetrating through the rack so as to meet different grabbing requirements. The driving structure is simple, the requirement for installation space is small, and the requirement for arranging the clamping jaws in batches can be well met.

The utility model provides a breathable ultra-thin part distributing and grabbing mechanism, distributing equipment and a production line, and the mechanism comprises a joint mechanism which is internally provided with a first air channel; the suction head mechanism is provided with a second air channel communicated with the first air channel and a plurality of air holes communicated with the second air channel, the air holes are formed in the circumferential direction of the suction head mechanism, and the conveying direction of the second air channel is different from the exhaust direction of the air holes; and the limiting mechanism is connected with the suction head mechanism. Non-contact adsorption based on airflow is adopted, products are adsorbed through negative pressure generated by high-speed airflow, and the non-contact adsorption device has the advantages of being non-invasive, controllable in height, capable of well protecting the products and suitable for the products of various shapes. Problems of product scratches, indentations or other damages possibly caused by a traditional needle type sucker are avoided. In addition, the device has the advantages of small structure, high suction efficiency and low cost.

According to the double-pull-piece pull head rotating material receiving structure for the double-pull-piece cutting and penetrating machine, when the double-pull-piece pull head rotating material receiving structure works, a rotating air cylinder is started to rotate anticlockwise, the rotating air cylinder rotates anticlockwise to drive a rotating air cylinder rotor to rotate anticlockwise, so that a material receiving base connecting rod is driven to rotate anticlockwise, and then a first material receiving base and a second material receiving base are driven to rotate anticlockwise; when the first material receiving seat and the second material receiving seat rotate by 90 degrees anticlockwise, the rotary air cylinder is stopped, the first material receiving seat and the second material receiving seat are aligned with the top puller seat, and then the top puller seat is driven by the air cylinder to push materials downwards so as to push the double-pull-piece puller into the first material receiving seat and the second material receiving seat, so that the double-pull-piece puller is pushed into the first material receiving seat and the second material receiving seat. Then the needle type air cylinder is started to drive the needle type air cylinder movable shaft to push the double-pull-piece pull head into the groove of the pull piece check block, the double-pull-piece pull head is fixed, then the rotating air cylinder is reset, and the double-pull-piece pull head is rotated to the horizontal state to wait for the next operation; the pull tab abdicating device solves the problem of pull tab abdicating on the reverse side of the double-pull-tab pull head, and plays a role in rotating transition between the head penetrating die and the blanking track.

The utility model relates to the technical field of strapping, in particular to strapping equipment with a needle type printing function, which comprises a casing, a tape reel and a printing component are mounted in the casing, a strapping tape is wound on the tape reel, and one end of the strapping tape is led out of the tape reel and penetrates through the printing component. Wherein the printing assembly comprises a guide plate, a needle type printing head, a colored tape box and a colored tape driving assembly, the guide plate is provided with an inner cavity penetrating through the guide plate so that the binding tape can penetrate through, the guide plate is provided with a first opening and a second opening which penetrate through the two side walls in the thickness direction of the guide plate and are oppositely arranged, and a guide wheel abutting against the binding tape is installed at the first opening. A colored tape is stored in the colored tape box, part of the colored tape is led out of the colored tape box and located at the second opening, the colored tape located outside the colored tape box is attached to the binding tape at the second opening, the colored tape located at the second opening is located between the needle type printing head and the binding tape, and the colored tape driving assembly can drive the colored tape and the binding tape to synchronously move at the second opening.

The application discloses a kind of needle type heat dissipation substrate finishing process and auxiliary needle jig, the plate material is finished after being forged and pressed to needle type heat dissipation substrate, and auxiliary needle jig is used to fix plate material in process, jig structure includes base frame, multiple small frames and fastener, can realize accurate positioning of plate material plane in finishing process, and solve the damage problem caused by needle column on heat dissipation substrate in finishing process.The plate material obtained by using the finishing process and auxiliary needle jig of the application has good consistency in structure size and good surface quality, which can realize high-quality batch processing of needle type heat dissipation substrate products, and further improve the overall heat dissipation efficiency and working reliability of downstream power module products.

The utility model discloses a needle type electrode bar feeding device which comprises a vibration feeding disc, a material distributing block is arranged below the material conveying end of the vibration feeding disc, a rotating disc type feeding mechanism is arranged under the material distributing block, and the rotating disc type feeding mechanism comprises a rotating disc cover, a first servo motor, a feeding rotating disc and a feeding groove. The electrode bar feeding device has the advantages that the feeding rotary table is matched with the first electrode bar contact seat and the second electrode bar contact seat, so that when electrode bars are conveyed in the feeding groove, the electrode bars can be fed into the feeding rotary table through the first servo motor, and the feeding rotary table is in key connection with the first servo motor. And the feeding groove is formed in the outer side of the circumference of the feeding rotary table. The electrode bar feeding device has the advantages that the feeding rotary table is matched with the first electrode bar contact seat and the second electrode bar contact seat. When the electrode bars are conveyed, the corresponding contact elastic pieces can be contacted, so that the conductivity of each conveyed electrode bar can be detected, the detected electrode bars can be classified and conveyed through the electrode bar screening mechanism, and the quality of the conveyed electrode bars is effectively guaranteed.

The invention relates to the technical field of sewing machines, and particularly discloses a multi-needle turning equidistant stitch sewing machine and a sewing method.The multi-needle turning equidistant stitch sewing machine comprises a rack, a sewing mechanism arranged on the rack, a supporting mechanism, a motion capturing module and a control unit; the sewing mechanism, the supporting mechanism and the motion capture module are all electrically connected with the control unit, the supporting mechanism is located below the sewing mechanism, and the motion capture module is arranged on the sewing mechanism or / and the supporting mechanism; the sewing mechanism comprises a multi-needle feeding mechanism, a working plate which is matched with the multi-needle feeding mechanism and is provided with a plurality of needle holes is arranged on the supporting mechanism, and a plurality of needle groups are respectively matched with the needle holes for use; when the control center opens the motion capture module, the motion capture module is used for obtaining position data, posture data or / and speed data of the to-be-sewn piece between the sewing mechanism and the supporting mechanism in the moving process.

The invention relates to the technical field of electrostatic spinning, and discloses a non-needle type electrostatic spinning device which comprises a base, a spinning groove, a spinning driving assembly and a drying mechanism. An insulating liquid tank, an insulating cleaning tank and an insulating drying tank which are arranged side by side are mounted on the base; a rolling brush cleaning assembly and a circulating water supply assembly are mounted in the insulating cleaning tank; the spinning tank is mounted on the base and is positioned above the insulating liquid tank; the spinning driving assembly is used for driving the pulley block; a stainless steel electrode wire chain is wound on the pulley block; the drying mechanism comprises an extrusion water absorption assembly and an air drying assembly, the extrusion water absorption assembly is installed at the bottom of an inner cavity of the insulating drying groove, and the air drying assembly is installed on the inner wall of the insulating drying groove; wherein the stainless steel electrode wire chain sequentially passes through the insulating liquid tank, the spinning tank, the rolling brush cleaning assembly, the extrusion water absorption assembly and the air drying assembly. Continuous production and automatic online cleaning of non-needle type electrostatic spinning can be achieved, and the uniformity and the qualified rate of products are improved.

The utility model discloses a non-woven fabric seedling culture bag load-bearing test device, and belongs to the technical field of load-bearing test. The bag opening and clamping device comprises a base, a lifting mechanism, a load sensor, a bag opening mechanism, a bag clamping mechanism and a control box. The lifting mechanism, the bag clamping mechanism and the control box are arranged on the base, the load sensor is arranged below the output end of the lifting mechanism, the bag opening mechanism is arranged below the load sensor, and the bag clamping mechanism is located below the bag opening mechanism; the bag opening mechanism comprises two needle type suction cups arranged oppositely and a driving assembly for driving the two needle type suction cups to move oppositely or oppositely. According to the utility model, the bearing performance of the non-woven fabric seedling raising bag in a use state can be effectively tested.

The utility model belongs to the technical field of suckers, and particularly relates to a needle type sucker which comprises a support, a piston, a needle disc and a clamping cylinder. The bracket is used for fixing; the first clamping groove in the clamping cylinder is used for fixing the needle dial in a first state of pricking the fabric, and the second clamping groove in the clamping cylinder is used for fixing the needle dial in a second state of storage; the piston and the dial are both in sliding connection with the support, and the piston slides to push the dial to be disengaged from the clamping cylinder and drive the dial to rotate, so that the dial is switched between a first state and a second state; through the mutual cooperation of the structures, the needle type suction cup can be used by being separated from the air cylinder and held by hand, the operation flexibility is high, the needle punching range is not limited by a connecting wire or other external objects, and the needle punching device has the advantages of being portable and convenient to store.

The utility model discloses a combined sinker cam, which belongs to the technical field of knitting equipment and comprises a sinker mother board, a sinker cam component and a control component, and the control component is mounted at the rear end of the sinker mother board. Any number of sinker cam components are arranged; the sinker cam assembly comprises a combined left cam component used for controlling the moving track of the sinker needle butt on the left side, a combined right cam component used for controlling the moving track of the sinker needle butt on the right side and a limiting sliding component used for limiting the moving track of the combined left cam component and the moving track of the combined right cam component. And the limiting sliding part is connected with the combined left triangular part, the combined right triangular part and the control assembly. By means of the mode, the first lower boss and the second lower boss are detachably arranged, adaptive replacement can be carried out according to different needle types, the machining amount is reduced, materials are saved, and the needle holder is suitable for batch and standardized production.

1. The name of the design product: needle type moisture tester (PM6821A). 2. The use of the design product: for measuring the moisture content of wood, paper, wall, putty board and other objects in a destructive manner, directly inserted into the measured object to measure the moisture content. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view. 5. The design claimed contains color.

The utility model discloses an extrusion exhaust device for prefabricated bag product production. The extrusion exhaust device comprises a rack, a transmission device, a cam, a connecting rod, a rotating block, a conveying plate, a fixing block, an exhaust structure, a positioning plate and an upper sealing device. The transmission device and the upper sealing device are connected to the rack, the rotating block is rotationally connected to the rack, the conveying plate is slidably connected to the rotating block, the positioning plate is arranged over the conveying plate, the rotating block, the conveying plate and the positioning plate are all connected with the transmission device, the fixing block is connected to the conveying plate and the positioning plate, and the fixing block is connected with a clamping rod. An exhaust structure is connected to the fixing block, right opposite to the tail end of the positioning plate, on the conveying plate. The exhaust structure comprises a clamping rod, an exhaust rod and a pressing block. Compared with a traditional packaging bag hole reserving or needle type punching technology, the air exhausting device has the advantages that the air exhausting rod is used on the packaging machine for exhausting the packaging bag filled with materials, the upper sealing opening of the packaging bag is flattened and sealed through the heat sealing pressing block after the bag is unfolded, the quality safety of salt product packaging is guaranteed, and the food safety specification is met.