CN105943060B - Equipment of butterfly wing formula blood taking needle - Google Patents

Equipment of butterfly wing formula blood taking needle Download PDF

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Publication number
CN105943060B
CN105943060B CN201610564525.7A CN201610564525A CN105943060B CN 105943060 B CN105943060 B CN 105943060B CN 201610564525 A CN201610564525 A CN 201610564525A CN 105943060 B CN105943060 B CN 105943060B
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China
Prior art keywords
hose
station
blood taking
butterfly
needle
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CN201610564525.7A
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Chinese (zh)
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CN105943060A (en
Inventor
冯小正
申凯伦
周群阳
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Hunan China Sun Pharmaceutical Machinery Co Ltd
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Hunan China Sun Pharmaceutical Machinery Co Ltd
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Priority to CN201610564525.7A priority Critical patent/CN105943060B/en
Publication of CN105943060A publication Critical patent/CN105943060A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/15—Devices for taking samples of blood
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C13/00—Means for manipulating or holding work, e.g. for separate articles
    • B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work

Abstract

The invention discloses an assembling device for a butterfly-wing type blood taking needle, which comprises an installation support and butterfly-wing type blood taking needle assembling workstations respectively installed on all stations of the installation support, wherein a driving turntable and a cam driving mechanism for driving the driving turntable to move step by step along each butterfly-wing type blood taking needle assembling workstation and driving each butterfly-wing type blood taking needle assembling workstation to run synchronously are installed on the installation support; the stepping type rotating output end of the cam driving mechanism is connected with and drives the driving turntable; a plurality of butterfly wing formula blood taking needle equipment workstations arrange along the circumference of drive carousel in proper order, and each butterfly wing formula blood taking needle equipment workstation corresponds on the drive carousel and has a carrier that is used for carrying butterfly wing formula blood taking needle equipment material, and cam drive mechanism exports the drive power of different frequencies through different cam combinations and operates in order to drive different butterfly wing formula blood taking needle equipment workstations. The butterfly wing type blood taking needle is assembled by adopting pure mechanical automation.

Description

Equipment of butterfly wing formula blood taking needle
Technical Field
The invention relates to the technical field of manufacturing and assembling of medical instruments, in particular to an assembling device of a butterfly wing type blood taking needle.
Background
The basic operation of the butterfly wing type blood taking needle is similar to that of the traditional injector for blood taking, and the effect of the butterfly wing type blood taking needle is superior to that of the injector. The butterfly wing type blood taking needle is suitable for patients of different ages and different parts. When puncturing blood vessels, the puncture is smooth and easy, and the blood return is fast and sensitive. Can be used for collecting blood samples firstly and then connected with a transfusion system for intravenous transfusion treatment, thereby reducing the pain of patients. The flexible extension tube of the butterfly wing type blood taking needle can enable the connector to be away from the puncture point, and the test tube is convenient to replace. And thus is widely used.
The butterfly wing type blood taking needle is because there is a flexible extension pipe, the interception of extension pipe, it is fixed, the transfer degree of difficulty is very big, consequently hardly adopt mechanical automation mode to go on in making and assembling process, most still adopts manual work or semi-automatization to accomplish the assembly of butterfly wing type blood taking needle, this length that just leads to the extension pipe is difficult to control, extension pipe tip incision form also is difficult to guarantee uniformly, lead to the different incisions of different length to appear in the butterfly wing type blood taking needle of same batch, cause production efficiency low, the different scheduling problem of butterfly wing type blood taking needle assembly quality irregularity.
Disclosure of Invention
The invention provides a robot intelligent processing line for mutual cooperation of multiple groups of processing equipment, which aims to solve the problems that the tube length and the tube end cut of an extension tube of the existing butterfly wing type blood taking needle are difficult to ensure, fix and unify, and the quality is difficult to ensure; the technical problems of low production efficiency and uneven assembly quality are caused by adopting manual or semi-automatic production and assembly.
The invention provides an assembling device of a butterfly-wing type blood taking needle, which comprises an installation support and butterfly-wing type blood taking needle assembling workstations, wherein the installation support is used for providing a plurality of installation stations, the butterfly-wing type blood taking needle assembling workstations are respectively installed on the stations of the installation support, and a driving turntable and a cam driving mechanism are installed on the installation support, the driving turntable is used for driving a butterfly-wing type blood taking needle assembling line to move in a stepping mode along each butterfly-wing type blood taking needle assembling workstation, and the cam driving mechanism is used for driving the driving turntable to move in a stepping mode along each butterfly-wing type blood taking needle assembling workstation and driving each butterfly-wing type blood taking needle assembling workstation to run synchronously; the stepping type rotating output end of the cam driving mechanism is connected with and drives the driving turntable; a plurality of butterfly wing formula blood taking needle equipment workstations arrange along the circumference of drive carousel in proper order, and each butterfly wing formula blood taking needle equipment workstation corresponds on the drive carousel and has a carrier that is used for carrying butterfly wing formula blood taking needle equipment material, and cam drive mechanism exports the drive power of different frequencies through different cam combinations and operates in order to drive different butterfly wing formula blood taking needle equipment workstations.
Further, the winged blood taking needle assembling workstation comprises a hose supplying station for cutting out the hose section with fixed length and crimping and fixing the hose, a first hose gluing station for spraying and gluing the needle handle mounting end of the hose section, a needle handle mounting station for providing the formed needle handle with the vein puncture needle and gluing the formed needle handle to the needle handle mounting end of the hose section, a second hose gluing station for spraying and gluing the connector mounting end of the hose section, the device comprises a connector supply installation station, a connector gluing station, a needle seat installation station and a butterfly-wing type blood taking needle output station, wherein the connector supply installation station is used for providing a connector and gluing the connector to a connector installation end of a hose section, the connector gluing station is used for spraying and gluing a needle seat installation end of the connector, the needle seat installation station is used for providing a forming needle seat with a plug puncture needle and gluing the forming needle seat to a needle seat installation end of the connector, and the butterfly-wing type blood taking needle output station is used for moving out an assembled butterfly-wing type blood taking needle product through a pneumatic claw.
Furthermore, the hose supply station, the first hose gluing station, the needle handle mounting station, the second hose gluing station, the connector supply mounting station, the connector gluing station, the needle seat mounting station and the butterfly wing type blood taking needle output station are sequentially arranged along the circumferential direction of the driving rotary disc.
Furthermore, a hose detection station for detecting whether the hose is installed in place is additionally arranged between the hose supply station and the first hose gluing station; a finished product detection station for detecting whether the butterfly wing type blood taking needle is installed in place is additionally arranged behind the needle base installation station; and a carrier detection station for detecting whether the carrier is in an empty state or not is additionally arranged between the butterfly wing type blood taking needle output station and the hose supply station.
Further, the butterfly wing type blood taking needle output station comprises a good product output station and a defective product output station, and the good product output station or the defective product output station operates according to a detection signal of at least one work station in the hose detection station, the carrier detection station and the finished product detection station.
Furthermore, the hose supply stations are provided with two groups of stations which are respectively positioned at two stations, and the hose detection stations corresponding to the hose supply stations are also provided with two groups of stations which are respectively positioned at the downstream of the two groups of hose supply stations; the carrier is a double-material carrier for carrying two groups of materials; the first hose gluing station, the needle handle mounting station, the second hose gluing station, the connector supplying mounting station, the connector gluing station, the needle seat mounting station, the finished product detecting station, the butterfly wing type blood taking needle output station and the carrier detecting station are matched with the double-material carrier.
The carrier further comprises a mounting base plate which is arranged along the horizontal direction and is used for being mounted on the driving rotary table, the mounting base plate is provided with a clamping mechanism which is connected to the mounting base plate in a sliding mode along the horizontal direction and is used for clamping the overhanging part of the butterfly-wing-type blood taking needle in an opening and closing mode along the horizontal direction, and a limiting mechanism which is used for accommodating a spirally wound hose of the butterfly-wing-type blood taking needle in the vertical direction and is used for limiting the flexible hose to be separated out or opened to release the limitation through closing; the clamping mechanism and the limiting mechanism are correspondingly arranged.
Furthermore, the clamping mechanism comprises a slide rail which is fixedly connected to the mounting substrate along the horizontal direction and used for forming a sliding track, a puncture end clamping piece which is slidably embedded on the slide rail and used for clamping a puncture needle of the butterfly wing type blood taking needle, a vein blood taking end clamping piece which is slidably embedded on the slide rail and used for clamping a vein blood taking needle of the butterfly wing type blood taking needle, and an elastic piece which is connected between the puncture end clamping piece and the vein blood taking end clamping piece and used for buffering clamping acting force and limiting the clamping moving range.
Further, the puncture end clamping piece comprises a first clamping jaw, a second clamping jaw and a first sliding block used for adjusting the relative position relation of the first clamping jaw and the second clamping jaw through sliding, and the first clamping jaw and the second clamping jaw are arranged oppositely.
Further, the vein blood sampling end clamping piece comprises a third clamping jaw, a fourth clamping jaw and a second sliding block used for adjusting the relative position relation of the third clamping jaw and the fourth clamping jaw through sliding, and the third clamping jaw and the fourth clamping jaw are arranged oppositely.
Furthermore, the first clamping jaw, the second clamping jaw, the third clamping jaw and the fourth clamping jaw are connected to the sliding rail in a sliding manner; or the first clamping jaw and/or the fourth clamping jaw are fixedly connected to the mounting base plate through the mounting seat, and the second clamping jaw and the third clamping jaw are connected to the sliding rail in a sliding manner; or the second clamping jaw and/or the third clamping jaw are fixedly connected to the mounting base plate through the mounting seat, and the first clamping jaw and the fourth clamping jaw are connected to the sliding rail in a sliding manner; or the first clamping jaw and the third clamping jaw are fixedly connected into a whole and are connected to the sliding rail in a sliding manner, and/or the second clamping jaw and the fourth clamping jaw are fixedly connected into a whole and are connected to the sliding rail in a sliding manner.
Furthermore, the puncture end clamping piece and the vein blood sampling end clamping piece are arranged in a staggered mode so as to eliminate mutual obstruction in the clamping process.
Further, the restriction mechanism includes the rigid coupling on mounting substrate and is used for providing the mounting panel of installation position, the rigid coupling is used for along the vertical holding tank that holds spiral coil's hose on the mounting panel, swing joint is used for sealing the holding tank notch on the mounting panel and is deviate from or open the turning block that the holding tank notch so that the hose deviates from and locate on the mounting panel and be used for driving the driving piece that the turning block seals or opens.
Furthermore, control limit rollers for controlling the clamping movement and limiting the clamping movement range through collision with peripheral parts are arranged on the periphery of the clamping mechanism; the control limit roller is arranged at the bottom of the clamping mechanism; a plurality of groups of clamping mechanisms are arranged on the mounting substrate at intervals, and each group of clamping mechanism corresponds to one group of limiting mechanisms; and the clamping mechanism and/or the limiting mechanism are/is provided with a sensor for sensing whether the butterfly wing type blood taking needle is in place or not.
Further, the hose supply station comprises a hose conveying mechanism for outputting the single hose from the grouped hose, a hose coiling mechanism for coiling the single hose output by the hose conveying mechanism to form a hose section with a preset length and a preset number of turns, a hose fixing mechanism for fixing the hose section coiled in place, a cutting mechanism for cutting the hose section coiled in place from the grouped hose, and a hose taking mechanism for transferring the hose section to the next process.
Further, the hose conveying mechanism comprises a winding drum for winding the grouped hoses, a fixed roller group which is fixedly arranged and used for drawing the single hoses output from the grouped hoses, and a movable roller group which is movably arranged and used for tensioning the single hoses and balancing the conveying speed of the hoses between the winding drum and the rollers; the reel is connected with a first driving device which is used for driving and controlling the reel to rotate, and the fixed roller group and the movable roller group are connected with a second driving device which is used for driving all rollers on the fixed roller group and the movable roller group to synchronously rotate and control the rotating speed of the rollers.
Furthermore, the movable roller group comprises a movable rotating plate, a configuration component and a proximity switch, wherein the middle part of the movable rotating plate is connected with the configuration component in a rotating manner, the configuration component is used for applying downward acting force, and the proximity switch is used for controlling the roller on the movable rotating plate to move towards the direction of the fixed roller group or to be far away from the fixed roller group; a plurality of rollers are arranged on the first side of the rotating part of the movable rotating plate at equal intervals, and the configuration piece is arranged at the end part of the second side of the rotating part of the movable rotating plate.
Furthermore, the pipe coiling mechanism comprises a rotating head for coiling the hose, a screw rod which is coaxially and fixedly connected to the rotating head and is used for driving the rotating head to rotate and simultaneously driving the rotating head to move up and down, and a third driving device for driving the screw rod to rotate clockwise or anticlockwise; the third driving device adopts a motor, the rotation stroke of the motor is anticlockwise rotation by 90-450 degrees and clockwise rotation by 270-630 degrees, after the hose section is taken away by the hose taking mechanism, the motor drives a screw rod and drives the rotating head to anticlockwise rotate by 90-270 degrees for standby, the hose conveying mechanism guides a single hose along the circumferential direction of the rotating head and fixes the overhanging end of the single hose by the hose fixing mechanism, and the motor drives the screw rod and drives the rotating head to clockwise rotate by 360-1080 degrees to spirally wind the single hose on the rotating head to form a hose section of 1-3 circles; or the rotation stroke of the motor is clockwise rotation of 90 degrees to 450 degrees and anticlockwise rotation of 270 degrees to 630 degrees, after the hose section is taken away by the hose taking mechanism, the motor drives the screw rod and drives the rotating head to rotate clockwise by 90 degrees to 270 degrees for standby, the hose conveying mechanism guides the single hose along the circumferential direction of the rotating head and fixes the overhanging end of the single hose by the hose fixing mechanism, and the motor drives the screw rod and drives the rotating head to rotate anticlockwise by 360 degrees to 1080 degrees to spirally wind the single hose on the rotating head to form 1 to 3 circles of hose sections.
Furthermore, the output end of the motor is fixedly connected with a spline, a connecting sleeve which is used for sliding along the axial direction of the spline is sleeved outside the spline, and the connecting sleeve is fixedly connected with the screw rod; the hose fixing mechanism comprises a clamping jaw and a first control cylinder, wherein the clamping jaw is used for clamping the overhanging end of the single hose led in from the hose conveying mechanism, and the first control cylinder is used for controlling the clamping jaw to clamp the single hose and driving the clamping jaw to rotate along with the pipe coiling mechanism to be matched with the hose section to be coiled.
Further, the cutting mechanism comprises a blade for cutting the hose section fixed by the hose fixing mechanism from the grouped hoses and a second control cylinder for controlling the blade to cut the hose section fixed by the hose fixing mechanism from the grouped hoses; the blade is of an eccentric structure, and when the handle of the blade is pulled, the blade rotates around the center of the blade, so that the far part of the blade away from the center is close to the hose sections, and the hose sections are cut off from the group of hoses.
Furthermore, get a tub mechanism including respectively from the hose section two parts of encorbelmenting and the clamping part of the synchronous centre gripping hose section in winding position, the clamping part even has the centre gripping controlling means who is used for driving the clamping part and removes and be used for centre gripping hose section before hose fixing mechanism release hose section and take away the hose section behind hose fixing mechanism release hose section along horizontal direction and vertical direction.
Further, the first hose gluing station and/or the second hose gluing station comprise a glue dispensing mechanism, a spraying mechanism and a glue storage mechanism, wherein the glue dispensing mechanism is partially inserted into the inner cavity of the hose of the butterfly wing type blood taking needle so as to dispense glue on the inner wall surface of the opening of the hose; the dispensing mechanism comprises a recovery box for recovering glue solution dropped during glue spraying and dispensing, a dispensing hook suspended above the recovery box and inserted into the inner cavity of the hose to dispense glue on the inner wall surface of the opening of the hose, and a moving mechanism for bearing the dispensing hook to move along the horizontal direction and the vertical direction.
Further, the moving mechanism comprises a vertical cylinder and a horizontal cylinder.
Further, the spraying mechanism comprises a nozzle fixedly connected to the side wall of the recovery box and used for spraying glue solution to the glue dispensing hook and a guide pipe used for conveying the glue solution output by the glue storage mechanism to the nozzle; the first end of the conduit is communicated with the input end of the nozzle, and the second end of the conduit is communicated with the output port of the glue storage mechanism; the side wall of the recovery box is provided with a plurality of nozzles which are distributed along the circumferential direction of the recovery box; at least one nozzle is connected to the glue storage mechanism through a guide pipe, and at least one nozzle is communicated to an extraction mechanism used for extracting redundant glue solution and gas volatilized by the glue solution in the recovery box.
Further, the glue storage mechanism comprises a liquid storage tank for containing the glue solution, a glue dispensing pump arranged in the liquid storage tank and used for pumping the glue solution, and a control motor arranged outside the liquid storage tank and used for driving the glue dispensing pump to operate and controlling the pumping amount of the glue dispensing pump; the input end of the glue dispensing pump is communicated to the liquid storage tank, and the output end of the glue dispensing pump is communicated to the injection mechanism; the output end of the glue dispensing pump is provided with a control valve for controlling the pumping output quantity; the liquid storage tank is also provided with an input port for injecting glue solution into the liquid storage tank and a liquid level display for displaying the liquid level of the glue solution in the liquid storage tank; at least one of the glue dispensing mechanism, the spraying mechanism and the glue storage mechanism is assembled on the support frame.
Further, the needle handle conveying and supplying of the needle handle mounting station and the needle seat conveying and supplying of the needle seat mounting station are realized through a feeding and conveying mechanism; the feeding and transporting mechanism comprises a material carrier for bearing and fixing materials, a conveyor belt for carrying the material carrier to move on a horizontal plane in a single direction, a rotary positioning mechanism for guiding the material carrier into a preset position or guiding the material carrier out of the preset position, and a grabbing mechanism for grabbing the materials from the material carrier at the preset position of the rotary positioning mechanism; the input port of the rotary positioning mechanism is connected with a conveyor belt which conveys towards the direction of the rotary positioning mechanism, and the output port of the rotary positioning mechanism is connected with a conveyor belt which conveys towards the direction far away from the rotary positioning mechanism; the grabbing mechanism is suspended above a preset position of the rotary positioning mechanism.
Furthermore, the rotary positioning mechanism comprises an arc-shaped slide way for guiding the material carrier to move, a drive plate arranged in an arc-shaped cavity of the arc-shaped slide way and used for driving the material carrier to move intermittently along the arc-shaped slide way, a ratchet mechanism arranged at the bottom of the drive plate and used for driving the drive plate to rotate unidirectionally and intermittently, and a locking mechanism arranged on the arc-shaped slide way and used for being matched with the material carrier to lock the material carrier below the grabbing mechanism; the material carrier is provided with a carrier block for loading materials, a signal screw for transmitting position information and a positioning pin for locking and positioning in the moving process.
Furthermore, the locking mechanism comprises a positioning block with a V-shaped groove and used for being matched with the positioning pin to lock the material carrier, a pulling cylinder used for pulling the material carrier to the direction of the positioning block to enable the positioning pin to enter the V-shaped groove for locking, and a sensor used for sensing information from the signal screw to confirm that the material carrier moves in place; a guide rod for guiding the material carrier to move towards the locking mechanism or to be far away from the locking mechanism is arranged between the locking mechanism and the material carrier; the output end of the pulling cylinder is provided with a cylinder stop block used for pulling or pushing the material carrier from the bottom of the material carrier; a compression spring for limiting the relative distance between the locking mechanism and the material carrier to prevent mutual collision is arranged between the locking mechanism and the material carrier; the rotary positioning mechanisms are arranged into two groups which are oppositely arranged; the input ports of the first group of rotary positioning mechanisms and the output ports of the second group of rotary positioning mechanisms are arranged oppositely, and a conveyor belt conveyed to the first group of rotary positioning mechanisms by the second group of rotary positioning mechanisms is arranged between the input ports of the first group of rotary positioning mechanisms and the output ports of the second group of rotary positioning mechanisms; the output port of the first group of rotary positioning mechanisms and the input port of the second group of rotary positioning mechanisms are arranged oppositely, and a conveyor belt conveyed to the direction of the second group of rotary positioning mechanisms by the first group of rotary positioning mechanisms is arranged between the output port of the first group of rotary positioning mechanisms and the input port of the second group of rotary positioning mechanisms; the grabbing mechanism comprises a mounting seat for supporting and fixing, a pneumatic claw which is assembled on the mounting seat through a rotating shaft and hovers over the rotary positioning mechanism, and an air cylinder for controlling the rotation angle of the pneumatic claw.
The invention has the following beneficial effects:
the invention relates to an assembling device of a butterfly-wing type blood taking needle, which adopts a mode of arranging butterfly-wing type blood taking needle assembling workstations around a driving turntable along the circumferential direction, wherein each butterfly-wing type blood taking needle assembling workstation corresponds to a carrier on the driving turntable, the carrier is used for fixing and positioning a hose section of the butterfly-wing type blood taking needle, the driving turntable is driven by a stepping rotating output end of a cam driving mechanism to drive the carrier to move in a stepping mode, so that the carriers stop at each butterfly-wing type blood taking needle assembling workstation in a circulating mode, and driving forces with different frequencies are output by different cam combinations in the cam driving mechanism to drive different butterfly-wing type blood taking needle assembling workstations to operate, thereby forming an automatic production line for continuously assembling the butterfly-wing type blood taking needles; the whole assembly process of the butterfly-wing type blood taking needle carries out fixed positioning and carrying transfer of the hose part through the carrier, and each assembly step is completed by each butterfly-wing type blood taking needle assembly workstation, and the assembly of the butterfly-wing type blood taking needle is realized by adopting pure mechanical automation.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is one of the structural schematic views of an assembling apparatus of a butterfly wing type lancet according to a preferred embodiment of the present invention;
FIG. 2 is a second schematic structural view of an assembly apparatus of a butterfly-wing type lancet according to a preferred embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a carrier according to a preferred embodiment of the present invention;
FIG. 4 is a schematic structural view of a hose supply station according to a preferred embodiment of the present invention;
FIG. 5 is a schematic view of the hose gluing station of the preferred embodiment of the present invention;
fig. 6 is a schematic structural view of a feed transport mechanism according to a preferred embodiment of the present invention.
Illustration of the drawings:
1. mounting a bracket; 2. a butterfly wing type blood taking needle assembling workstation; 3. driving the turntable; 301. a mounting substrate; 4. a cam driving mechanism; 5. a hose supply station; 501. a hose conveying mechanism; 502. a pipe coiling mechanism; 503. a hose fixing mechanism; 504. a cutting mechanism; 505. a pipe taking mechanism; 6. a first hose gluing station; 001. a glue dispensing mechanism; 002. an injection mechanism; 003. a glue storage mechanism; 7. a needle handle mounting station; 8. a second hose gluing station; 9. a connector supply mounting station; 10. a connector glue spreading station; 11. a needle seat mounting station; 12. a butterfly wing type blood taking needle output station; 1201. a good product output station; 1202. a defective product output station; 13. a hose detection station; 14. a finished product detection station; 15. a carrier inspection station; 16. a carrier; 1601. a clamping mechanism; 1602. a limiting mechanism; 17. a feeding and conveying mechanism; 1701. a material carrier; 1702. a conveyor belt; 1703. a rotary positioning mechanism; 1704. and (4) a grabbing mechanism.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the accompanying drawings, but the invention can be embodied in many different forms, which are defined and covered by the following description.
FIG. 1 is one of the structural schematic views of an assembling apparatus of a butterfly wing type lancet according to a preferred embodiment of the present invention; FIG. 2 is a second schematic structural view of an assembly apparatus of a butterfly-wing type lancet according to a preferred embodiment of the present invention; FIG. 3 is a schematic structural diagram of a carrier according to a preferred embodiment of the present invention; FIG. 4 is a schematic structural view of a hose supply station according to a preferred embodiment of the present invention; FIG. 5 is a schematic view of the hose gluing station of the preferred embodiment of the present invention; fig. 6 is a schematic structural view of a feed transport mechanism according to a preferred embodiment of the present invention.
As shown in fig. 1, 2 and 3, the assembling apparatus for a butterfly-wing type blood taking needle of the present embodiment includes a mounting bracket 1 for providing a plurality of mounting stations and a butterfly-wing type blood taking needle assembling workstation 2 respectively mounted on each station of the mounting bracket 1, wherein the mounting bracket 1 is provided with a driving turntable 3 for driving a butterfly-wing type blood taking needle assembling line to move step by step along each butterfly-wing type blood taking needle assembling workstation 2 and a cam driving mechanism 4 for driving the driving turntable 3 to move step by step along each butterfly-wing type blood taking needle assembling workstation 2 and driving each butterfly-wing type blood taking needle assembling workstation 2 to run synchronously; the stepping type rotating output end of the cam driving mechanism 4 is connected with and drives the driving turntable 3; a plurality of butterfly wing formula blood taking needle equipment workstations 2 arrange along the circumference of drive carousel 3 in proper order, and each butterfly wing formula blood taking needle equipment workstation 2 corresponds on drive carousel 3 and has a carrier 16 that is used for carrying butterfly wing formula blood taking needle equipment material, and cam drive mechanism 4 exports the drive power of different frequencies through different cam combinations in order to drive the operation of different butterfly wing formula blood taking needle equipment workstations 2. The invention relates to an assembling device of a butterfly-wing type blood taking needle, which adopts a mode of arranging butterfly-wing type blood taking needle assembling workstations around a driving turntable along the circumferential direction, wherein each butterfly-wing type blood taking needle assembling workstation corresponds to a carrier on the driving turntable, the carrier is used for fixing and positioning a hose section of the butterfly-wing type blood taking needle, the driving turntable is driven by a stepping rotating output end of a cam driving mechanism to drive the carrier to move in a stepping mode, so that the carriers stop at each butterfly-wing type blood taking needle assembling workstation in a circulating mode, and driving forces with different frequencies are output by different cam combinations in the cam driving mechanism to drive different butterfly-wing type blood taking needle assembling workstations to operate, thereby forming an automatic production line for continuously assembling the butterfly-wing type blood taking needles; the whole assembly process of the butterfly-wing type blood taking needle carries out fixed positioning and carrying transfer of the hose part through the carrier, and each assembly step is completed by each butterfly-wing type blood taking needle assembly workstation, and the assembly of the butterfly-wing type blood taking needle is realized by adopting pure mechanical automation. Adopt same cam drive mechanism to carry out holistic drive control to the equipment of butterfly wing formula blood taking needle, can not constitute the hindrance of operation each other between each butterfly wing formula blood taking needle equipment workstation, can improve the assembly efficiency of butterfly wing formula blood taking needle. Preferably, the driving device of the cam driving mechanism is driven by a cylinder, a hydraulic, a pneumatic, a motor or the like.
As shown in FIGS. 1, 2 and 3, in the present embodiment, the winged lancet assembling station 2 includes a hose supplying station 5 for cutting a fixed length of a hose section and crimping and fixing a pair of hoses, a first hose coating station 6 for spray-coating a needle shank attaching end of the hose section, a needle shank attaching station 7 for supplying a formed needle shank with a venipuncture needle and gluing the formed needle shank to the needle shank attaching end of the hose section, a second hose coating station 8 for spray-coating a connector attaching end of the hose section, a connector supplying and attaching station 9 for supplying and gluing a connector to the connector attaching end of the hose section, a connector coating station 10 for spray-coating a needle shank attaching end of the connector, a forming needle shank with a stopple needle and gluing the formed needle shank to a needle shank attaching end of the needle shank connector, and a lancet attaching station 11 for supplying and gluing the formed needle shank to a needle shank attaching end of the butterfly-mounted winged product removed by air-gripper A lancet output station 12.
As shown in fig. 1, 2 and 3, in the present embodiment, a hose supply station 5, a first hose glue station 6, a needle shaft mounting station 7, a second hose glue station 8, a connector supply mounting station 9, a connector glue station 10, a needle hub mounting station 11 and a winged lancet output station 12 are arranged in this order in the circumferential direction of the drive turntable 3.
As shown in fig. 1, 2 and 3, in the present embodiment, a hose inspection station 13 for inspecting whether a hose is mounted in place is additionally provided between the hose supply station 5 and the first hose coating station 6. And a finished product detection station 14 for detecting whether the butterfly wing type blood taking needle is installed in place is additionally arranged behind the needle seat installation station 11. A carrier detection station 15 for detecting whether the carrier 16 is in an empty state is additionally arranged between the butterfly wing type blood taking needle output station 12 and the hose supply station 5.
As shown in fig. 1, 2 and 3, in the present embodiment, the winged lancet discharging station 12 includes a good product discharging station 1201 and a defective product discharging station 1202. The good product output station 1201 or the bad product output station 1202 operates according to a detection signal of at least one of the hose detection station 13, the carrier detection station 15, and the finished product detection station 14. At least one work station in the hose detection station 13, the carrier detection station 15 and the finished product detection station 14 sends a detection signal to a control system of an assembly device of the butterfly wing type blood taking needle, the control system controls the good product output station 1201 to capture and collect detected good products according to good product instructions given by the detection signal, and the control system controls the defective product output station 1202 to capture and collect detected defective products according to defective product instructions given by the detection signal.
As shown in fig. 1, 2 and 3, in this embodiment, the hose supply stations 5 are provided in two sets and at two stations, respectively. The hose inspection stations 13 corresponding to the hose supply stations 5 are also provided in two groups and are located downstream of the two groups of hose supply stations 5, respectively. The carrier 16 is configured as a dual material carrier for carrying two sets of materials. The first hose gluing station 6, the needle handle mounting station 7, the second hose gluing station 8, the connector supply mounting station 9, the connector gluing station 10, the needle seat mounting station 11, the finished product detection station 14, the butterfly wing type blood taking needle output station 12 and the carrier detection station 15 are matched with the two-material carrier. The butterfly wing type blood taking needle is assembled when two sets of butterfly wing type blood taking needles are realized, and the efficiency of assembling the butterfly wing type blood taking needles is improved.
As shown in fig. 1, 2, and 3, in the present embodiment, the carrier 16 includes a mounting substrate 301 that is arranged in a horizontal direction and is mounted on the driving turntable 3. The mounting substrate 301 is provided with a clamping mechanism 1601 which is connected to the mounting substrate 301 in a sliding manner in the horizontal direction and is used for clamping the overhanging part of the butterfly-wing type blood taking needle in an opening and closing manner in the horizontal direction, and a limiting mechanism 1602 which is used for accommodating a spirally wound hose of the butterfly-wing type blood taking needle in the vertical direction and is used for limiting the flexible hose to be pulled out or opened through closing so as to release the limitation. The clamp mechanism 1601 is disposed corresponding to the restricting mechanism 1602. The carrier is assembled on the butterfly wing type blood taking needle assembling equipment through the mounting substrate, and a bearing platform of the whole carrier is formed; the puncture needle and the vein blood taking needle which are cantilevered by the butterfly-wing-type blood taking needle are clamped and fixed by the clamping mechanism, and meanwhile, the moving range of the spirally wound hose is limited by the limiting mechanism and the limiting mechanism is adaptive to elastic deformation of the hose, so that bearing and fixing of the butterfly-wing-type blood taking needle are guaranteed, and the butterfly-wing-type blood taking needle is convenient to bear, assemble and detect in each process of the butterfly-wing-type blood taking needle assembling equipment. The conditions are provided for the full-automatic mechanical assembly of the butterfly-wing type blood taking needle, and the production efficiency and the assembly quality of the butterfly-wing type blood taking needle can be improved. The clamping mechanism 1601 includes a slide rail fixedly connected to the mounting substrate 301 along a horizontal direction and configured to form a sliding track, a piercing end clamping piece slidably fitted to the slide rail and configured to clamp a puncture needle of a butterfly-wing lancet, a vein blood sampling end clamping piece slidably fitted to the slide rail and configured to clamp a vein blood sampling needle of the butterfly-wing lancet, and an elastic piece connected between the piercing end clamping piece and the vein blood sampling end clamping piece and configured to buffer a clamping force and limit a clamping movement range. The puncture end clamping piece comprises a first clamping jaw, a second clamping jaw and a first sliding block used for adjusting the relative position relation of the first clamping jaw and the second clamping jaw through sliding, and the first clamping jaw and the second clamping jaw are arranged oppositely. The vein blood sampling end clamping piece comprises a third clamping jaw, a fourth clamping jaw and a second sliding block used for adjusting the relative position relation of the third clamping jaw and the fourth clamping jaw through sliding, and the third clamping jaw and the fourth clamping jaw are arranged oppositely. Optionally, the first clamping jaw, the second clamping jaw, the third clamping jaw and the fourth clamping jaw are all slidably connected to the sliding rail. Optionally, the first clamping jaw and/or the fourth clamping jaw are fixedly connected to the mounting substrate 301 through a mounting seat, and the second clamping jaw and the third clamping jaw are slidably connected to the sliding rail. Optionally, the second clamping jaw and/or the third clamping jaw are fixedly connected to the mounting substrate 301 through a mounting seat, and the first clamping jaw and the fourth clamping jaw are slidably connected to the sliding rail. Optionally, the first clamping jaw and the third clamping jaw are fixedly connected into a whole and slidably connected to the slide rail, and/or the second clamping jaw and the fourth clamping jaw are fixedly connected into a whole and slidably connected to the slide rail. Optionally, a plurality of groups of clamping groups of the first clamping jaw and the second clamping jaw are arranged along the axial direction of the puncture needle, and the plurality of groups of clamping groups are respectively clamped on the connector, the needle handle and the needle head of the puncture needle. The fixing and positioning effects on the puncture needle are improved, the overall stability during assembly is improved, and the assembly quality is ensured. Optionally, the centre gripping group of third clamping jaw and fourth clamping jaw is provided with the multiunit along the axial of vein blood taking needle, and multiunit centre gripping group is respectively in connector, needle handle, the syringe needle of vein blood taking needle. The fixing and positioning effect of the venous blood taking needle is improved, the overall stability during assembly is improved, and the assembly quality is guaranteed. The puncture end clamping piece and the vein blood sampling end clamping piece are arranged in a staggered mode so as to eliminate mutual obstruction in the clamping process. The puncture needle and the vein blood taking needle are convenient to be assembled respectively. Limiting mechanism 1602 includes the rigid coupling on mounting substrate 301 and is used for providing the mounting panel of installation position, the rigid coupling is on the mounting panel and is used for holding the holding tank of spiral coil's hose along vertical, swing joint is on the mounting panel and is used for sealing the holding tank notch and deviate from or open the turning block that the holding tank notch so that the hose deviates from and locate on the mounting panel and be used for driving the driving piece that the turning block seals or opens. The holding tank can make things convenient for the entering of hose, through holding tank self adaptation to hose elastic deformation, reduces the hose to the equipment of puncture needle and vein blood taking needle and the fixed influence that constitutes. Preferably, the width of the receiving groove is greater than the radial dimension of the hose. Optionally, the holding groove, the puncture end clamping piece and the vein blood sampling end clamping piece are arranged in a triangular shape. Optionally, the receiving slot is at a location distal to the piercing end clamp and the intravenous end clamp. The periphery of the clamping mechanism 1601 is provided with control limit rollers for controlling clamping movement and limiting the clamping movement range through collision with peripheral components. The control limiting roller is arranged at the bottom of the clamping mechanism 1601. A plurality of groups of clamping mechanisms 1601 are arranged on the mounting substrate 301 at intervals, and each group of clamping mechanisms 1601 corresponds to one group of limiting mechanisms 1602. The clamping mechanism 1601 and/or the limiting mechanism 1602 are/is provided with a sensor for sensing whether the butterfly wing type blood taking needle is in place.
As shown in fig. 1, 2, 3 and 4, in the present embodiment, the hose supplying station 5 includes a hose feeding mechanism 501 for feeding out a single hose from the grouped hoses, a hose winding mechanism 502 for winding the single hose fed out by the hose feeding mechanism 501 into a hose segment of a predetermined length and a predetermined number of turns, a hose fixing mechanism 503 for fixing the hose segment wound in place, a cutting mechanism 504 for cutting the hose segment wound in place from the grouped hoses, and a hose taking mechanism 505 for transferring the hose segment to the next process. Outputting a single hose to the pipe coiling mechanism from the group of hoses wound by the hose conveying mechanism; the cantilever end of a single hose is fixed through a hose fixing mechanism and is wound through a pipe coiling mechanism, and the hose which is wound in place is cut off through a cutting mechanism to form a hose section with a fixed length suitable for assembling a blood taking needle; the hose section is clamped by the hose taking mechanism, the hose section is released by the hose fixing mechanism at the same time, so that the hose section is taken out of the hose coiling mechanism by the hose taking mechanism, and the cut hose section is transferred to the next procedure by the hose taking mechanism; hose conveying mechanism, reelpipe mechanism, hose fixed establishment, shutdown mechanism and get a mutual cooperation of mechanism to the realization is got material, is supplied, the hose is fixed, is convoluteed into the section, is got the orderly the going on of release hose when managing, ensures that the length, the coiling form and the section of each hose section of intercepting once are all the same, guarantees the equipment quality of follow-up blood taking needle. The hose conveying mechanism 501 includes a winding drum for winding the grouped hoses, a fixed roller set fixedly arranged and used for pulling the single hoses output from the grouped hoses, and a movable roller set movably arranged and used for tensioning the single hoses and balancing the hose conveying speed between the winding drum and the rollers. The winding drum is connected with a first driving device which is used for driving and controlling the winding drum to rotate. The fixed roller group and the movable roller group are connected with a second driving device which is used for driving all rollers on the fixed roller group and the movable roller group to synchronously rotate and controlling the rotating speed of the rollers. The movable roller group comprises a movable rotating plate, a configuration component and a proximity switch, wherein the movable rotating plate is rotatably connected with the middle of the movable rotating plate, the configuration component is used for applying downward acting force, and the proximity switch is used for controlling the roller on the movable rotating plate to move towards the direction of the fixed roller group or to be far away from the fixed roller group. A plurality of rollers are arranged on the first side of the rotating part of the movable rotating plate at equal intervals. The configuration piece is arranged at the end part of the second side of the rotating part of the movable rotating plate. The pipe coiling mechanism 502 comprises a rotating head for coiling the hose, a screw rod coaxially and fixedly connected to the rotating head and used for driving the rotating head to rotate and simultaneously driving the rotating head to move up and down, and a third driving device for driving the screw rod to rotate clockwise or anticlockwise. The third driving device adopts a motor, the rotation stroke of the motor is anticlockwise rotation by 90-450 degrees and clockwise rotation by 270-630 degrees, after the hose section is taken away by the hose taking mechanism 505, the motor drives a screw rod and drives the rotating head to anticlockwise rotate by 90-270 degrees for standby, the hose conveying mechanism 501 guides the single hose along the circumferential direction of the rotating head and fixes the overhanging end of the single hose by the hose fixing mechanism 503, and the motor drives the screw rod and drives the rotating head to clockwise rotate by 360-1080 degrees to spirally wind the single hose on the rotating head to form 1-3 circles of hose sections; or the rotation stroke of the motor is clockwise rotation of 90 degrees to 450 degrees and anticlockwise rotation of 270 degrees to 630 degrees, after the hose section is taken away by the hose taking mechanism 505, the motor drives the screw rod and drives the rotating head to rotate clockwise by 90 degrees to 270 degrees for standby, the hose conveying mechanism 501 guides the single hose along the circumferential direction of the rotating head and fixes the overhanging end of the single hose by the hose fixing mechanism 503, and the motor drives the screw rod and drives the rotating head to rotate anticlockwise by 360 degrees to 1080 degrees to spirally wind the single hose on the rotating head to form 1 to 3 circles of hose sections. Optionally, the rotational travel of the motor is adjustable. The rotary stroke can be adjusted according to the winding turns and the length of the actual hose section, so that different rotary angles are formed, and the application range is wider. The output end of the motor is fixedly connected with a spline. The spline outer sleeve is provided with a connecting sleeve which is used for sliding along the axial direction of the spline, and the connecting sleeve is fixedly connected with the screw rod. The hose securing mechanism 503 includes a clamping jaw for clamping the overhanging end of the single hose introduced from the hose feeding mechanism 501 and a first control cylinder for controlling the clamping jaw to clamp the single hose and to drive the clamping jaw to rotate with the pipe coiling mechanism 502 in cooperation with the winding of the hose segment. The cutting mechanism 504 includes a blade for cutting the hose segment secured by the hose securing mechanism 503 from the set of hoses and a second control cylinder for controlling the blade to cut the hose segment secured by the hose securing mechanism 503 from the set of hoses. The blade is of an eccentric structure, and when the handle of the blade is pulled, the blade rotates around the center of the blade, so that the far part of the blade away from the center is close to the hose sections, and the hose sections are cut off from the group of hoses. The pipe taking mechanism 505 includes clamps that synchronously clamp the hose segment from the two overhanging portions and the winding portion of the hose segment, respectively. The clamp is connected with a clamp control device which is used for driving the clamp to move in the horizontal direction and the vertical direction and is used for clamping the hose section before the hose fixing mechanism 503 releases the hose section and taking away the hose section after the hose fixing mechanism 503 releases the hose section.
As shown in fig. 1, 2, 3 and 5, in the present embodiment, the first hose glue application station 6 and/or the second hose glue application station 8 includes a glue dispensing mechanism 001 for being partially inserted into the inner cavity of the hose of the winged lancet to dispense glue on the inner wall surface of the nozzle of the hose, a spraying mechanism 002 for supplying glue to the glue dispensing mechanism 001 by spraying, and a glue storage mechanism 003 for supplying glue to the spraying mechanism 002 and supplying spraying power. The inner wall surface of the hose of the butterfly wing type blood taking needle is subjected to glue dispensing in an inserting mode, so that glue does not overflow out of the hose when the inner wall surface of the hose is fully stained with the glue, the hose is guaranteed to be respectively bonded with the blood taking needle and the puncture needle at two ends in a sealing mode, and the outer surface of a bonding part is guaranteed to be clean. The glue dispensing mechanism is inserted into the inner wall surface of the hose to dispense glue on the inner wall surface of the hose opening. The glue dispensing mechanism is glued by the spraying mode of the spraying mechanism, so that the use amount of the glue solution is effectively controlled, and the environment pollution and the deterioration of the glue solution caused by the fact that the glue solution is exposed to the outside in a large amount are prevented. The glue solution is hermetically stored through the glue storage mechanism, the glue solution can be supplemented, the glue solution is supplied to the injection mechanism through the glue storage mechanism at any time, and the injection amount and the injection distance of the injection mechanism are controlled through the provided injection power, so that the gluing quality of the hose and the assembling quality of the butterfly wing type blood taking needle are ensured. The dispensing mechanism 001 comprises a recovery box for recovering glue solution dropped during glue spraying and dispensing, a dispensing hook suspended above the recovery box and inserted into the inner cavity of the hose to dispense glue on the inner wall surface of the opening of the hose, and a moving mechanism for bearing the dispensing hook to move along the horizontal direction and the vertical direction. The moving mechanism comprises a vertical cylinder and a horizontal cylinder. Through the cooperative control to vertical cylinder and level to the cylinder to the removal of accurate control point gum hook guarantees the accurate rubberizing of point gum hook and the accurate point of gluing to the hose. The spraying mechanism 002 comprises a nozzle fixedly connected to the side wall of the recovery box and used for spraying glue solution to the glue dispensing hook, and a conduit used for conveying the glue solution output by the glue storage mechanism 003 to the nozzle. The first end of the conduit is communicated with the input end of the nozzle, and the second end of the conduit is communicated with the output port of the glue storage mechanism 003. Optionally, the dispensing hook may adopt a single hook or multiple hooks, so as to dispense a single hose or multiple hoses. Optionally, the dispensing hook is a detachable and replaceable component, and different types of hoses and different numbers of hoses can be dispensed by replacement. The side wall of the recovery box is provided with a plurality of nozzles. The glue spraying device can realize multi-direction, multi-point and multi-quantity glue spraying supply so as to realize the glue dispensing use requirements of different glue dispensing hooks. The plurality of nozzles are distributed along a circumferential direction of the recovery box. The glue dispensing of a plurality of hoses or the supply of a large amount of glue solution can be conveniently realized. At least one nozzle is connected to the glue reservoir 003 via a conduit. At least one nozzle is communicated with an extraction mechanism used for extracting redundant glue solution and gas volatilized by the glue solution in the recovery box. The glue storage mechanism 003 comprises a liquid storage tank for containing glue solution, a glue dispensing pump arranged in the liquid storage tank and used for pumping the glue solution, and a control motor arranged outside the liquid storage tank and used for driving the glue dispensing pump to operate and controlling the pumping amount of the glue dispensing pump. The pumping quantity of the dispensing pump is controlled by controlling the power supply frequency of the control motor. The input end of the dispensing pump is communicated to the liquid storage tank, and the output end of the dispensing pump is communicated to the injection mechanism 002. And the output end of the glue dispensing pump is provided with a control valve for controlling the pumping output. The glue solution conveying amount conveyed to the spraying mechanism is controlled through the control valve, and the accuracy of spraying and dispensing is guaranteed. The liquid storage tank is also provided with an input port for injecting the glue solution into the liquid storage tank and a liquid level display for displaying the liquid level of the glue solution in the liquid storage tank. The glue solution in the liquid storage tank can be observed and supplemented in time conveniently, and the glue dispensing efficiency and the glue dispensing quality are ensured. At least one of the glue dispensing mechanism 001, the spraying mechanism 002 and the glue storage mechanism 003 is assembled on the support frame. The support of the structure is provided through the support frame, the installation position of the components is provided, and the operation stability of the structure and the control precision of the structures are guaranteed.
As shown in fig. 1, 2, 3 and 6, in this embodiment, the needle handle delivery supply of the needle handle mounting station 7 and the needle hub delivery supply of the needle hub mounting station 11 are both supplied through the feed transport mechanism 17. The feed conveyor 17 includes a material carrier 1701 for carrying and holding material, a conveyor belt 1702 for carrying the material carrier 1701 for unidirectional movement in a horizontal plane, a rotary positioning mechanism 1703 for introducing the material carrier 1701 to a predetermined position or for removing the material carrier 1701 from a predetermined position, and a gripper mechanism 1704 for gripping material from the material carrier 1701 at a predetermined position of the rotary positioning mechanism 1703. A conveyor 1702 is connected to the input port of the rotational positioning mechanism 1703 and is fed in the direction of the rotational positioning mechanism 1703. The output of the rotational positioning mechanism 1703 is connected to a conveyor 1702 that is transported away from the rotational positioning mechanism 1703. The grasping mechanism 1704 hovers over a predetermined position of the rotational positioning mechanism 1703. Assembling the materials on a material carrier, and carrying the material carrier through a transmission belt to carry out long-distance or short-distance material conveying; the material carrier is led into a preset position of the rotary positioning mechanism from the output end of the conveying belt through the rotary positioning mechanism, the material carrier is fixedly positioned, and the material is grabbed by the grabbing mechanism from the material carrier fixedly positioned at the preset position to carry out subsequent processes; the material carrier after picking the material is released by the rotary positioning mechanism and is guided out to another conveying belt from an output port of the rotary positioning mechanism, and the material is conveyed to the feeding mechanism by the conveying belt for feeding. The whole conveying process is carried out circularly, so that continuous conveying operation can be realized, and manual work can be completely replaced. The device is suitable for short-distance or long-distance conveying, accurate positioning and grabbing of various materials. The rotational positioning mechanism 1703 comprises an arc-shaped slide for guiding the material carrier 1701 to move, a dial arranged in an arc-shaped cavity of the arc-shaped slide and used for shifting the material carrier 1701 to move intermittently along the arc-shaped slide, a ratchet mechanism arranged at the bottom of the dial and used for driving the dial to rotate unidirectionally and intermittently, and a locking mechanism arranged on the arc-shaped slide and used for being matched with the material carrier 1701 to lock the material carrier 1701 below the grabbing mechanism 1704. The material carrier 1701 is provided with a carrier block for loading a material, a signal screw for transmitting position information, and a positioning pin for locking and positioning in a moving process. The locking mechanism comprises a positioning block with a V-shaped groove and used for being matched with the positioning pin to lock the material carrier 1701, a pulling cylinder used for pulling the material carrier 1701 towards the positioning block to enable the positioning pin to enter the V-shaped groove for locking, and a sensor used for sensing information from the signal screw to confirm that the material carrier 1701 moves in place. A guide rod for guiding the material carrier 1701 to move towards the locking mechanism or to move away from the locking mechanism is arranged between the locking mechanism and the material carrier 1701. The output end of the pulling cylinder is provided with a cylinder stop for pulling or pushing the material carrier 1701 from the bottom of the material carrier 1701. A compression spring for limiting the relative distance between the locking mechanism and the material carrier 1701 to prevent mutual collision is arranged between the locking mechanism and the material carrier 1701; the rotational positioning mechanisms 1703 are provided in two sets arranged oppositely. The input ports of the first set of rotational positioning mechanisms 1703 are disposed opposite the output ports of the second set of rotational positioning mechanisms 1703. A conveyor 1702 for conveying the second set of rotational positioning mechanisms 1703 toward the first set of rotational positioning mechanisms 1703 is disposed between the input of the first set of rotational positioning mechanisms 1703 and the output of the second set of rotational positioning mechanisms 1703. The output ports of the first set of rotational positioning mechanisms 1703 are arranged opposite to the input ports of the second set of rotational positioning mechanisms 1703, and a conveyor 1702 for conveying the first set of rotational positioning mechanisms 1703 to the second set of rotational positioning mechanisms 1703 is arranged between the output ports of the first set of rotational positioning mechanisms 1703 and the input ports of the second set of rotational positioning mechanisms 1703. The grasping mechanism 1704 includes a mount for supporting and fixing, a gas claw mounted on the mount through a rotating shaft and hovering over the rotational positioning mechanism 1703, and a cylinder for controlling a rotation angle of the gas claw.
The cam driving mechanism 4 includes a driving device for providing a driving force, a transmission mechanism installed at an output end of the driving device and for transmitting the driving force, and a cam mechanism installed at an output end of the transmission mechanism and for converting the driving force into a circulating driving force. The cam mechanism comprises a cam shaft connected with the output end of the transmission mechanism, a cam fixedly connected on the cam shaft and a driven wheel movably propped against the peripheral wall of the cam. The driven wheel is arranged corresponding to the driving force conversion mechanism and is used for transmitting the circulating driving force to the driving force conversion mechanism. The cam driving mechanism 4 is assembled and connected with the blood taking needle assembling machine through a fixed bracket; the fixed bracket provides mounting positions for each component so as to facilitate the overall mounting layout of each component; the coordinated operation of the whole cam driving mechanism 4 is realized through the same driving device, the driving force from the driving device is transmitted to a lower-level part through a transmission mechanism, the transmission mechanism converts the unidirectional driving force into at least one group of circulating driving force through a cam mechanism, the circulating driving force formed by conversion of the cam mechanism is output to each blood taking needle assembling workstation through a driving force conversion mechanism, and the process synchronous operation of each blood taking needle assembling workstation is formed through the output of different groups of circulating driving forces. The driving force of the whole cam driving mechanism 4 is output by the same driving device, different driving forces are output by the cams in different forms in the cam mechanism and are output by the driving force conversion mechanism, so that the operation requirements of different procedures are met, the structural space is saved, manual participation is reduced, mutual obstruction in the operation process of each procedure is reduced, and the ordered operation of the whole assembly of the blood taking needle is ensured.
The driving force conversion mechanism comprises a transmission gear set fixedly connected to the driven wheel and a transmission shaft connected with the output end of the transmission gear set and used for driving the driving turntable 3 to rotate along the circumferential direction. The transmission shaft is connected to the middle of the driving turntable 3. The driving force conversion mechanism comprises a movable plate fixedly connected to the driven wheel, a pull rod used for continuously providing downward acting force for the movable plate, and an output connecting rod connected to the movable end of the movable plate and used for providing vertical reciprocating output force for the driving turntable 3. The two ends of the pull rod are respectively connected with the movable plate and the fixed bracket in a pulling way. The wheel center of the driven wheel forms a movable fulcrum of the movable plate. The connecting point of the pull rod and the movable plate forms the fixed end of the movable plate. The connection point of the output connecting rod and the movable plate forms the movable end of the movable plate, and the movable end are combined to form a lever mechanism. The free end of the output connecting rod is fixedly connected with the radial position of a lifting disc arranged on the upper part of the driving rotary disc 3 and used for driving the edge of the lifting disc to reciprocate along the vertical direction and providing the circulating driving force in the vertical direction for the blood taking needle assembling workstation; and/or the free end of the output connecting rod is connected with a conversion joint for converting vertical force into horizontal force, and the conversion joint is used for providing horizontal circulating driving force for the blood taking needle assembling workstation; and/or the free end of the output connecting rod is fixedly connected to the vertical force output mechanism.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. An assembling device of a butterfly wing type blood taking needle is characterized in that,
comprises a mounting bracket (1) for providing a plurality of mounting stations and a butterfly wing type blood taking needle assembling workstation (2) respectively mounted on each station of the mounting bracket (1),
the mounting bracket (1) is provided with a driving turntable (3) for driving a butterfly-wing type blood taking needle assembly line to move in a stepping manner along each butterfly-wing type blood taking needle assembly workstation (2) and a cam driving mechanism (4) for driving the driving turntable (3) to move in a stepping manner along each butterfly-wing type blood taking needle assembly workstation (2) and driving each butterfly-wing type blood taking needle assembly workstation (2) to synchronously run;
the stepping type rotating output end of the cam driving mechanism (4) is connected with and drives the driving turntable (3);
the plurality of butterfly-wing type blood taking needle assembling workstations (2) are sequentially arranged along the circumferential direction of the driving turntable (3), each butterfly-wing type blood taking needle assembling workstation (2) is correspondingly provided with a carrier (16) used for carrying butterfly-wing type blood taking needle assembling materials on the driving turntable (3),
The cam driving mechanism (4) outputs driving forces with different frequencies through different cam combinations to drive different butterfly wing type blood taking needle assembling workstations (2) to operate;
the carrier (16) comprises a mounting base plate (301) which is arranged along the horizontal direction and is used for being mounted on the driving turntable (3),
the mounting base plate (301) is provided with a clamping mechanism (1601) which is connected to the mounting base plate (301) in a sliding mode along the horizontal direction and used for opening and closing along the horizontal direction to clamp the overhanging part of the butterfly-wing-type blood taking needle and a limiting mechanism (1602) which is used for accommodating a spirally wound hose of the butterfly-wing-type blood taking needle along the vertical direction and is used for limiting the flexible hose to be separated or opened through closing so as to release the limitation; the clamping mechanism (1601) and the limiting mechanism (1602) are arranged correspondingly;
the driving device of the cam driving mechanism (4) adopts cylinder driving, hydraulic driving, pneumatic driving or motor driving.
2. An assembly apparatus of a winged lancet according to claim 1,
winged blood taking needle assembling workstation (2) comprises a hose section for intercepting fixed lengths and a hose supply station (5) for curling and fixing the hose, a first hose gluing station (6) for spraying glue on the needle handle mounting end of the hose section, a needle handle mounting station (7) for providing a formed needle handle with a vein puncture needle and gluing the formed needle handle on the needle handle mounting end of the hose section, a second hose gluing station (8) for spraying glue on the connector mounting end of the hose section, a connector supply mounting station (9) for providing a connector and gluing the connector on the connector mounting end of the hose section, a connector gluing station (10) for spraying glue on the needle base mounting end of the connector, a needle base mounting station (11) for providing a formed needle base with a plug puncture needle and gluing the formed needle base on the needle base mounting end of the connector, and a winged blood taking needle for moving out an assembled winged product through an air claw A blood lancet output station (12).
3. An assembly apparatus of a winged lancet according to claim 2,
the hose supplying station (5), the first hose gluing station (6), the needle handle mounting station (7), the second hose gluing station (8), the connector supplying mounting station (9), the connector gluing station (10), the needle seat mounting station (11) and the butterfly wing type blood taking needle output station (12) are sequentially arranged along the circumferential direction of the driving rotary disc (3).
4. An assembly apparatus of a winged lancet according to claim 3,
a hose detection station (13) for detecting whether a hose is mounted in place is additionally arranged between the hose supply station (5) and the first hose gluing station (6);
a finished product detection station (14) for detecting whether the butterfly wing type blood taking needle is installed in place is additionally arranged behind the needle seat installation station (11);
a carrier detection station (15) for detecting whether the carrier (16) is in an empty state is additionally arranged between the butterfly wing type blood taking needle output station (12) and the hose supply station (5).
5. An assembly apparatus of a winged lancet according to claim 4,
the butterfly wing type blood taking needle output station (12) comprises a non-defective product output station (1201) and a defective product output station (1202),
The good product output station (1201) or the defective product output station (1202) operates according to a detection signal of at least one of the hose detection station (13), the carrier detection station (15) and the finished product detection station (14).
6. An assembly apparatus of a winged lancet according to claim 5,
the hose supply station (5) is provided with two groups of stations which are respectively positioned at two stations, and the hose detection station (13) corresponding to the hose supply station (5) is also provided with two groups of stations which are respectively positioned at the downstream stations of the two groups of hose supply stations (5);
the carrier (16) is arranged as a dual material carrier for carrying two sets of materials;
the first hose gluing station (6), the needle handle mounting station (7), the second hose gluing station (8), the connector supply mounting station (9), the connector gluing station (10), the needle seat mounting station (11), the finished product detection station (14), the butterfly wing type blood taking needle output station (12) and the carrier detection station (15) are all matched with a dual-material carrier.
7. An assembly apparatus of a winged lancet according to any one of claims 2 to 6,
the hose supply station (5) comprises a hose conveying mechanism (501) for outputting single hoses from the grouped hoses, a hose coiling mechanism (502) for coiling the single hoses output by the hose conveying mechanism (501) to form hose sections with preset length and preset number of turns, a hose fixing mechanism (503) for fixing the hose sections coiled in place, a cutting mechanism (504) for cutting the hose sections coiled in place from the grouped hoses, and a hose taking mechanism (505) for transferring the hose sections to the next process.
8. An assembly apparatus of a winged lancet according to any one of claims 2 to 6,
first hose rubber coating station (6) and/or second hose rubber coating station (8) are including being arranged in the hose inner chamber that is used for the part to peg graft in order to carry out some glue mechanism (001), be used for doing in order to carry out some glue to hose pipe mouth internal face through the injection mode point gum mechanism (001) provide the injection mechanism (002) of glue solution and be used for doing injection mechanism (002) provide the glue solution and provide storage gluey mechanism (003) of jet power.
9. An assembly apparatus of a winged lancet according to any one of claims 2 to 6,
the needle handle conveying and supplying of the needle handle mounting station (7) and the needle seat conveying and supplying of the needle seat mounting station (11) are realized through a feeding and conveying mechanism (17);
the feed conveyor mechanism (17) comprises a material carrier (1701) for carrying and fixing material, a conveyor belt (1702) for carrying the material carrier (1701) for unidirectional movement in a horizontal plane, a rotary positioning mechanism (1703) for introducing the material carrier (1701) to a predetermined position or for guiding the material carrier (1701) out of a predetermined position, and a gripping mechanism (1704) for gripping material from the material carrier (1701) at a predetermined position of the rotary positioning mechanism (1703);
The input port of the rotary positioning mechanism (1703) is connected with a conveyor belt (1702) which conveys towards the direction of the rotary positioning mechanism (1703), and the output port of the rotary positioning mechanism (1703) is connected with the conveyor belt (1702) which conveys away from the rotary positioning mechanism (1703);
the grasping mechanism (1704) hovers above a predetermined position of the rotational positioning mechanism (1703).
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CN109938748B (en) * 2019-03-29 2021-11-23 西安医学院 Multipurpose full-automatic hemostix supply device
CN110236569A (en) * 2019-06-20 2019-09-17 李凤桐 A kind of Medical table-type blood sampling torniquet
CN114953339A (en) * 2022-04-28 2022-08-30 佛山市顺德区森灿自动化机械有限公司 Blood taking needle assembling production equipment

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