CN115448017A - Automatic needle tube distribution equipment and method - Google Patents

Abstract

The invention discloses automatic needle tube distribution equipment for solving the problem that needle tubes are difficult to pick up and collect in the technical field of production equipment, which comprises a base, a pick-up mechanism and a collecting mechanism, wherein the base is provided with a needle storage groove used for storing the needle tubes, the base is provided with a plurality of through holes, and the through holes are formed at the lower end of the needle storage groove; the picking mechanism comprises a thimble piece, an adsorption piece, a first power piece and a second power piece, the thimble piece penetrates through the through hole, the adsorption piece is provided with a plurality of first needle grooves, the first needle grooves correspond to the through hole one by one, and the adsorption piece is rotatably arranged on the base; the collecting mechanism comprises a third power part, a first guide part and a needle tube positioning part, and the first guide part is provided with a second needle groove.

Description

Automatic needle tube distribution equipment and method

Technical Field

The invention relates to the technical field of production equipment, in particular to automatic needle tube distribution equipment.

Background

The needle cannula is a stainless steel tube with an outer diameter of up to a millimeter grade for use with surgical instruments. In the medical device industry, medical needles are used quite generally, and needle cannulae are the main components of medical needles, which are connected to the front end of a needle cylinder.

The prior nine-needle injection needle needs to evenly distribute nine needle tubes on the needle. In the process of processing the needle tubes, a manual distribution method is usually adopted, but because the needle tubes are too small, the positions of the adjacent needle tubes are too close, the needle tubes are difficult to pick up and collect in the production process, and the needle tubes are difficult to distribute efficiently due to potential safety hazards.

Disclosure of Invention

The invention provides automatic needle tube distribution equipment, which aims to solve at least one technical problem in the prior art.

The technical scheme of the first aspect of the invention is an automatic needle tube distribution device, which comprises:

the needle storage groove is used for storing needle tubes, and the base is provided with a plurality of through holes which are formed in the lower end of the needle storage groove;

the picking mechanism comprises a thimble piece, an adsorption piece, a first power piece and a second power piece, wherein the thimble piece penetrates through the through hole, the adsorption piece is provided with a plurality of first needle grooves, the first needle grooves correspond to the through hole one by one, the adsorption piece is rotatably arranged on the base, the second power piece drives the adsorption piece to rotate around the base, the second power piece is used for driving the adsorption piece to rotate to the upper part of the base, the first power piece drives the thimble piece to be close to the adsorption piece from bottom to top, so that a needle tube on the base is close to the adsorption piece, and the needle tube is adsorbed on the first needle grooves;

collect mechanism, including third power piece, first guide and needle tubing setting element, first guide is equipped with second needle groove, second power piece drive adsorb the piece and rotate base the place ahead, third power piece drive first guide is close to adsorb the piece, make first needle groove with form first guiding hole behind the cooperation of second needle groove, the needle tubing setting element is located first guiding hole below, the needle tubing setting element is used for collecting the needle tubing.

Furthermore, the ejector pin piece comprises a plurality of ejector pin feet, and the ejector pin feet penetrate through the corresponding through holes.

Furthermore, the upper end of the ejector pin is provided with a third needle groove, and the third needle groove is used for being matched with the needle tube.

Furthermore, a first inclined plane and a second inclined plane are respectively arranged at the left end and the right end of the third needle groove, and the first inclined plane and the second inclined plane are used for separating redundant needle tubes from the thimble pieces.

Furthermore, a guide block protruding upwards is arranged between every two adjacent through holes in the needle storage groove on the base.

Further, the adsorption piece is provided with a negative pressure fan, and the negative pressure fan is used for adsorbing or loosening the needle tube.

The second guide piece is provided with a fourth needle groove, the second guide piece is arranged in front of the base, the third power piece drives the first guide piece to be close to the second guide piece, the second needle groove and the fourth needle groove are matched to form a second guide hole, and the second guide hole is arranged in the extending direction of the first guide hole.

Further, still include the distribution mechanism, the distribution mechanism includes:

the clamping piece is arranged on the base and is used for clamping the needle tube positioning piece;

and the fourth power part is arranged on the base and used for driving the clamping part to move along the front and back directions.

Further, the inner diameter of the first guide hole is larger than that of the needle tube mounting hole.

The technical scheme of the second aspect of the invention is an automatic needle tube distribution method, which is applied to automatic needle tube distribution equipment and comprises the following steps:

preparing materials, placing a needle tube into a needle storage groove of a base, and installing a needle tube positioning piece on the base;

the needle tube is picked up, the second power part drives the adsorption part to rotate to the position above the base, the first power part drives the thimble part to move from bottom to top, the upper end of the thimble part drives the needle tube to move upwards together, the needle tube is close to the adsorption part, the needle tube is abutted to the first needle groove, and the adsorption part starts to work to adsorb the needle tube on the first needle groove;

collect the needle tubing, second power part drive adsorbs the piece and rotates to base the place ahead, and the first guide of third power part drive makes first guide butt adsorb the piece by back to preceding motion, and first needle groove forms first guiding hole with the cooperation of second needle groove, adsorbs the piece stop work, and needle tubing and first needle tubing separation, needle tubing slide to the needle tubing setting element along the first guiding hole of first power part.

The beneficial effects of the invention are as follows.

A large number of needle tubes are stored through the base, the thimble element moves from bottom to top, the thimble element penetrates through the large number of needle tubes, one needle tube is just left at the upper end of the thimble element in the ascending process, the other needle tubes are left in the needle storage groove, the second power element drives the adsorption element to rotate to the position above the base, the thimble element moves the needle tubes to the adsorption element, and the adsorption element adsorbs the needle tubes to the first needle groove; the second power part drives the adsorption part to rotate to the front of the base, the third power part drives the first guide part to be close to the adsorption part, the first guide part is attached to the adsorption part, so that the first needle groove is matched with the second needle groove to form a first guide hole, the needle tube is positioned in the first guide hole, the adsorption part stops adsorbing the needle tube, and the needle tube slides along the first guide hole due to gravity, so that the needle tube just falls on the corresponding position of the needle tube positioning part; the whole process of picking up and collecting the needle tubes does not need manual operation, and a plurality of needle tubes can be processed simultaneously, so that the production efficiency is effectively improved, and the safety of workers is ensured.

Drawings

FIG. 1 is a schematic diagram of the general construction of an automatic syringe dispensing apparatus according to an embodiment;

FIG. 2 is a schematic structural view of the main structure of the automatic syringe dispensing apparatus of the embodiment in the rear left of the pick-up state;

FIG. 3 is a schematic configuration diagram of the main structure of the automatic syringe dispensing apparatus of the embodiment in the front left of the pick-up state;

FIG. 4 is an exploded view of FIG. 3;

FIG. 5 is a schematic view of the structure of the adsorbing member of the embodiment;

FIG. 6 is a schematic view of the rear side of an automatic syringe dispensing apparatus of an embodiment;

FIG. 7 is a schematic view of the structure of portion A of FIG. 6;

FIG. 8 is a schematic structural view of the main structure of an automatic syringe dispensing apparatus of the embodiment in the rear left of the retracted state;

FIG. 9 is a schematic view of the structure of the take-up mechanism of the embodiment;

FIG. 10 is a schematic cross-sectional view of FIG. 6;

fig. 11 is a schematic view of the structure of the dispensing mechanism.

Reference numerals:

a base 100, a needle storage groove 110 and a guide block 111;

a pick-up mechanism 200, a thimble element 210, a thimble foot 211, a third needle groove 2111, a first inclined surface 2112, a second inclined surface 2113, a first guide rod 212, an adsorption element 220, a first needle groove 221, a first power element 230 and a second power element 240;

the collecting mechanism 300, the third power member 310, the first guiding member 320, the second needle groove 321, the second guiding rod 321, the needle tube positioning member 330, the second guiding member 340 and the fourth needle groove 341;

a distribution mechanism 400, a clamping member 410 and a fourth power member 420.

Detailed Description

The following description will describe several embodiments of the present invention, including embodiments corresponding to the accompanying drawings, it being understood that the drawings are for assisting understanding of technical features and technical solutions of the present invention, and should not be construed as limiting the scope of the present invention.

The conception, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the schemes and the effects of the present invention. It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that, unless otherwise specifically limited, when a feature is referred to as being "fixed," "connected," or "mounted" to another feature, it can be directly fixed, connected, or indirectly fixed, connected, or connected to the other feature, and the words "fixed," "connected," or "mounted" should be understood broadly, and those skilled in the art can reasonably determine the specific meaning of the words in the invention in combination with the details of the technical solutions.

It should be noted that the description of the orientation or positional relationship indicated by upper, lower, left, right, top, bottom, front, rear, inner, outer, etc. used in the present invention is based on the orientation or positional relationship of the drawings or embodiments, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

It should be noted that, as used herein, the term "and/or" includes any combination of one or more of the associated listed items, several means one or more, several means two or more, greater than, less than, more than, etc. are understood to exclude the present numbers, and greater than, less than, etc. are understood to include the present numbers.

It should be noted that, if the first and second technical features are described in the present invention for distinguishing technical features, the first and second technical features are not necessarily to be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the precedence of the indicated technical features.

It is to be understood that, unless otherwise specifically defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be noted that the needle tube in the drawings is too small and too large in number, and is expressed by a filling pattern in the drawings for easy observation, and the shape of the needle tube cannot be understood as the shape of the drawings.

Referring to fig. 1-11, a basic embodiment of a first aspect of the present invention provides an automatic syringe dispensing apparatus comprising:

the needle storage device comprises a base 100 and a plurality of clamping devices, wherein the base 100 is provided with a needle storage groove 110, the needle storage groove 110 is used for storing a needle tube, and the base 100 is provided with a plurality of through holes which are arranged at the lower end of the needle storage groove 110;

the picking mechanism 200 comprises a thimble piece 210, an adsorption piece 220, a first power piece 230 and a second power piece 240, wherein the thimble piece 210 penetrates through a through hole, the adsorption piece 220 is provided with a plurality of first needle grooves 221, the first needle grooves 221 correspond to the through holes one by one, the adsorption piece 220 is rotatably arranged on the base 100, the second power piece 240 drives the adsorption piece 220 to rotate around the base 100, the second power piece 240 is used for driving the adsorption piece 220 to rotate to the upper part of the base 100, the first power piece 230 drives the thimble piece 210 to be close to the adsorption piece 220 from bottom to top, so that a needle tube on the base 100 is close to the adsorption piece 220, and the needle tube is adsorbed on the first needle groove 221;

the collecting mechanism 300 includes a third power component 310, a first guiding component 320 and a needle tube positioning component 330, the first guiding component 320 has a second needle slot 321, the second power component 240 drives the adsorbing component 220 to rotate to the front of the base 100, the third power component 310 drives the first guiding component 320 to be close to the adsorbing component 220, the first needle slot 221 forms a first guiding hole after being matched with the second needle slot 321, the needle tube positioning component 330 is disposed below the first guiding hole, and the needle tube positioning component 330 is used for collecting a needle tube.

According to the automatic needle tube distribution equipment of the basic embodiment of the first aspect of the invention, a large number of needle tubes are stored through a base 100, a thimble element 210 moves from bottom to top, so that the thimble element 210 penetrates through the large number of needle tubes, during the ascending process, one of the needle tubes is just left at the upper end of the thimble element 210, the other needle tubes are left in a needle storage groove 110, a second power element 240 drives an adsorption element 220 to rotate to the upper part of the base 100, the thimble element 210 moves the needle tubes onto the adsorption element 220, and the adsorption element 220 adsorbs the needle tubes onto a first needle groove 221; the second power part 240 drives the adsorption part 220 to rotate to the front of the base 100, the third power part 310 drives the first guide part 320 to be close to the adsorption part 220, the first guide part 320 is attached to the adsorption part 220, so that the first needle groove 221 is matched with the second needle groove 321 to form a first guide hole, at the moment, the needle tube is in the first guide hole, the adsorption part 220 stops adsorbing the needle tube, and the needle tube slides along the first guide hole due to gravity, so that the needle tube just falls on the corresponding position of the needle tube positioning part 330; the whole process of picking up and collecting of needle tubing does not need the manual work to operate, can handle many needle tubing simultaneously moreover, effectively improves production efficiency, guarantees staff's security.

It is understood that the first power member 230 may be a telescopic cylinder or a telescopic motor, the second power member 240 may be a rotary motor, and the third power member 310 may be a telescopic cylinder or a telescopic motor.

It can be understood that the needle tube positioning member 330 is provided with needle tube mounting holes corresponding to the first guiding holes one by one, so that the needle tubes fall into the corresponding needle tube mounting holes, and after the distribution is completed, each needle tube mounting hole has one needle tube.

It will be appreciated that the first slot 221 is concave to allow the needle cannula to extend into the first slot 221. The first slot 221 may be a v-shaped slot, an arc-shaped slot, or a square slot.

It can be understood that the first needle slot 221 is disposed on a surface of the suction member 220 close to the base 100, when the second motive member 240 drives the suction member 220 to rotate above the base 100, the first needle slot 221 faces downward, and when the second motive member drives the suction member 220 to rotate in front of the base 100, the first needle slot 221 faces rearward.

It can be understood that the needle tubes are stored in the needle storage groove 110 in the front-rear direction, the thimble member 210 drives the thimble to approach the adsorbing member 220, when the adsorbing member 220 adsorbs the needle tubes, the needle tubes are placed in the front-rear direction, and when the adsorbing member 220 is driven by the second power member 240 to rotate to the front of the base 100, the needle tubes are placed in the up-down direction, so that the needle tubes can move in the direction of the first guide holes after the adsorbing member 220 stops working.

Referring to fig. 1 to 11, a basic embodiment of a second aspect of the present invention provides an automatic syringe allocation method applied to an automatic syringe allocation apparatus, including the steps of:

preparing materials, placing the needle cannula into the needle storage slot 110 of the base 100, and mounting the needle cannula positioning member 330 on the base 100;

picking up the needle tube, driving the adsorption part 220 to rotate above the base 100 by the second power part 240, driving the thimble part 210 to move from bottom to top by the first power part 230, driving the needle tube to move upwards together by the upper end of the thimble part 210, enabling the needle tube to be close to the adsorption part 220, enabling the needle tube to be abutted against the first needle groove 221, starting the operation of the adsorption part 220, and enabling the adsorption part 220 to adsorb the needle tube on the first needle groove 221;

collect the needle tubing, second power piece 240 drives adsorbs piece 220 and rotates to base 100 the place ahead, and third power piece 310 drives first guide 320 by back to preceding motion, makes first guide 320 butt adsorb piece 220, and first needle groove 221 forms first guiding hole with the cooperation of second needle groove 321, adsorbs piece 220 stop work, and the needle tubing separates with first needle tubing, and the needle tubing slides to needle tubing setting element 330 along the first guiding hole of first power piece 230.

According to the automatic needle tube distribution method of the basic embodiment of the second aspect of the invention, a large number of needle tubes are stored through the base 100, the thimble 210 moves from bottom to top, so that the thimble 210 penetrates through the large number of needle tubes, during the ascending process, one of the needle tubes just stays at the upper end of the thimble 210, the other needle tubes stay in the needle storage groove 110, the second power part 240 drives the adsorption part 220 to rotate to the upper part of the base 100, the thimble 210 moves the needle tubes onto the adsorption part 220, and the adsorption part 220 adsorbs the needle tubes onto the first needle groove 221; the second power part 240 drives the adsorption part 220 to rotate to the front of the base 100, the third power part 310 drives the first guide part 320 to approach the adsorption part 220, the first guide part 320 is attached to the adsorption part 220, so that the first needle groove 221 is matched with the second needle groove 321 to form a first guide hole, at the moment, the needle tube is in the first guide hole, the adsorption part 220 adsorbs the needle tube, and the needle tube slides along the first guide hole, so that the needle tube just falls on the needle tube positioning part 330; the whole process of picking and collecting the needle tubes does not need manual operation, and a plurality of needle tubes can be processed simultaneously, so that the production efficiency is effectively improved; the needle tubes are not required to be directly contacted by hands in the picking and collecting processes, so that the safety of workers is ensured.

In some embodiments, the ejector pin 210 includes a plurality of ejector pins 211, and the ejector pins 211 pass through the corresponding through holes. The plurality of ejector pins 211 are arranged along the up-down direction, and the first power component 230 drives the ejector pin component 210 to move upwards, so that the plurality of ejector pins 211 can be driven to move simultaneously, and each ejector pin 211 can pick up one of the needle tubes.

In some embodiments, the upper end of spike 211 defines a third slot 2111, and third slot 2111 is adapted to mate with a needle cannula. The shape of the third needle groove 2111 is just matched with that of a needle tube, in the stroke of the ejector pin 211 from bottom to top, the upper end of the ejector pin 211 can penetrate through the needle storage groove 110 storing a large number of needle tubes, in the stroke, only one needle tube can be installed on the third needle groove 2111, and the rest needle tubes are left in the needle storage groove 110, so that each ejector pin 211 is ensured to pick up only one needle tube.

In some embodiments, first slot 221 is provided with first and second bevels 2112 and 2113 at its left and right ends, respectively, first and second bevels 2112 and 2113 being provided for separating excess needle cannula from spike assembly 210. Only one of the syringes may be mounted to the third slot 2111, with the remaining syringes sliding down the first and second ramps 2112, 2113, further ensuring that only one syringe is picked up by each top stitch 211.

In some embodiments, a guide block 111 protruding upward is disposed between two adjacent through holes in the needle storage groove 110 of the base 100. When the needle tubes are stored in the needle storage groove 110, the needle tubes slide along the edge of the guide block 111, so that the needle tubes can slide into the through holes, and when the needle tubes slide to both sides along the guide block 111, the needle tubes can be placed in the front-back direction, which is beneficial for the needle ejector 210 to pick up the needle tubes.

In some embodiments, the suction member 220 is provided with a negative pressure fan for sucking or releasing the needle tubes. Each first needle groove 221 is provided with an air suction port which is communicated with a negative pressure fan, after the negative pressure fan is started, the air suction port forms negative pressure, the needle tube can be adsorbed on the first needle groove 221, and after the negative pressure fan is closed, the adsorption piece 220 loosens the needle tube. The needle tubes can be quickly transferred through the negative pressure fan.

In some embodiments, the adsorbing member 220 is provided with an electromagnet for making the adsorbing member 220 magnetic. The electromagnet is a device which generates electromagnetism when being electrified, when the electromagnet is electrified, the adsorption piece 220 has magnetic force, and the adsorption piece 220 can adsorb the needle tube; when the electromagnet is powered off, the adsorption piece 220 is demagnetized, and the needle tube can be separated from the adsorption piece 220.

It can be understood that the adsorption member 220 is made of soft iron or silicon steel, which demagnetizes faster, thereby improving the working efficiency.

In some embodiments, the ejector pin 210 and the base 100 are provided with a first guide rod 212 and a first guide hole for cooperating with the first guide rod 212. The needle jack 210 moves along the first guide rod 212 to move the needle jack 210 in a predetermined direction, thereby ensuring that the needle cannula can be transferred to the first needle groove 221.

In some embodiments, the second guiding element 340 is further included, the second guiding element 340 is provided with a fourth needle groove 341, the second guiding element 340 is disposed in front of the base 100, and the third power element 310 drives the first guiding element 320 to approach the second guiding element 340, so that the second needle groove 321 and the fourth needle groove 341 cooperate to form a second guiding hole, and the second guiding hole is disposed in an extending direction of the first guiding hole. The second guiding element 340 is a fixed structure, when the second power element 240 drives the adsorbing element 220 to rotate to the front of the base 100, the first needle groove 221 on the adsorbing element 220 and the fourth needle groove 341 on the second guiding element 340 just face the same direction, the third power element 310 drives the first guiding element 320 to approach the adsorbing element 220, the first needle groove 221 and the second needle groove 321 form a first guiding hole, the second needle groove 321 and the fourth needle groove 341 form a second guiding hole, the needle tube can always slide down to the needle tube positioning element 330 along the first guiding hole and the second guiding hole, and the picking precision of the needle tube is improved.

In some embodiments, dispensing mechanism 400 is further included, dispensing mechanism 400 including:

a clamping member 410 disposed on the base 100, the clamping member 410 being used for clamping the needle positioning member 330;

and a fourth power member 420 provided on the base 100, the fourth power member 420 being used to drive the clamping member 410 to move in the front-rear direction.

Under this setting, needle tube setting element 330 demountable installation holder 410, fourth power piece 420 makes needle tube setting element 330 remove along the fore-and-aft direction through drive holder 410, uses fourth power piece 420 drive holder 410 to remove, can effective control needle tube setting element 330's displacement, makes needle tube mounting hole of needle tube setting element 330 can align the guiding hole.

It will be appreciated that clamping member 410 is provided with a locking bolt by which needle cannula positioning element 330 is secured after needle cannula positioning element 330 is mounted to clamping member 410.

It will be appreciated that the left and right ends of clamping member 410 are provided with first and second jaws, respectively, for clamping the left and right ends of needle cannula positioning member 330.

It is understood that the fourth power member 420 may be a telescopic motor or a telescopic cylinder.

In some embodiments, the needle cannula positioning element 330 defines a plurality of needle cannula mounting apertures that are defined in the direction of extension of the first guide aperture.

In some embodiments, the needle cannula mounting apertures are arranged in an array in a front-to-back and left-to-right direction. The position of the needle tube mounting hole refers to the position of a nine-needle injection needle head, and a plurality of needle hole arrays are arranged along the left-right direction.

In some embodiments, the first guide hole has an inner diameter larger than an inner diameter of the needle cannula mounting hole. The needle tube can accurately enter the needle tube mounting hole without obstruction.

In some embodiments, the base 100 and the first guide 320 are provided with a second guide rod 321 on one side and a second guide hole matched with the second guide rod 321 on the other side. The first guide 320 can move in a predetermined direction, so that the first guide 320 can be stably attached to the suction member 220, and the first needle groove 221 and the second needle groove 321 can be accurately attached.

It is noted that terms such as "one embodiment," "some embodiments," "base embodiment," "extended embodiment," and the like may be used herein to describe various embodiments of the invention, and that particular features, structures, materials, or characteristics of the various embodiments may be combined while remaining within the spirit and scope of the invention.

Although a part of the embodiments of the present invention has been shown and described in the present specification, the present invention should not be limited to the above-mentioned embodiments as long as the technical effects of the present invention can be achieved by the same or equivalent means, and the changes, modifications, equivalent substitutions and equivalent variations of the embodiments without departing from the principle and spirit of the present invention should be included in the scope of the present disclosure, and should be considered to be within the scope of the present invention.

Claims (10)

1. An automatic syringe dispensing apparatus, comprising:

the needle storage device comprises a base (100) and a plurality of clamping pieces, wherein the base (100) is provided with a needle storage groove (110), the needle storage groove (110) is used for storing needle tubes, and the base (100) is provided with a plurality of through holes which are arranged at the lower end of the needle storage groove (110);

the picking mechanism (200) comprises a thimble piece (210), an adsorption piece (220), a first power piece (230) and a second power piece (240), wherein the thimble piece (210) penetrates through the through hole, the adsorption piece (220) is provided with a plurality of first needle grooves (221), the first needle grooves (221) correspond to the through hole one by one, the adsorption piece (220) is rotatably arranged on the base (100), the second power piece (240) drives the adsorption piece (220) to rotate around the base (100), the second power piece (240) is used for driving the adsorption piece (220) to rotate to the position above the base (100), the first power piece (230) drives the thimble piece (210) to be close to the adsorption piece (220) from bottom to top, so that a needle tube on the base (100) is close to the adsorption piece (220), and the needle tube is adsorbed on the first needle groove (221);

collecting mechanism (300), including third power part (310), first guide (320) and needle tubing setting element (330), first guide (320) are equipped with second needle groove (321), second power part (240) drive adsorb piece (220) and rotate base (100) the place ahead, third power part (310) drive first guide (320) are close to adsorb piece (220), make first needle groove (221) with form first guiding hole behind second needle groove (321) the cooperation, needle tubing setting element (330) are located first guiding hole below, needle tubing setting element (330) are used for collecting the needle tubing.

2. The needle tube automatic dispensing apparatus according to claim 1, wherein said needle jack (210) comprises a plurality of needle jacks (211), said needle jacks (211) passing through corresponding said through holes.

3. An automatic dispensing device for syringes according to claim 2, characterised in that the upper end of said ejector pin (211) is provided with a third needle slot (2111), said third needle slot (2111) being intended to cooperate with a syringe.

4. The automatic needle tube distribution device according to claim 3, characterized in that said third slot (2111) is provided at its left and right ends with a first bevel (2112) and a second bevel (2113), respectively, said first bevel (2112) and said second bevel (2113) being adapted to separate an excess needle tube from said spike device (210).

5. The automatic syringe dispensing apparatus according to claim 1, wherein a guide block (111) protruding upward is provided between two adjacent through holes in the needle storage groove (110) of the base (100).

6. An automatic needle tube dispensing apparatus according to claim 1, wherein the suction member (220) is provided with a negative pressure fan for sucking or releasing a needle tube.

7. The automatic needle tube distribution device according to claim 1, further comprising a second guide member (340), wherein the second guide member (340) is provided with a fourth needle groove (341), the second guide member (340) is arranged in front of the base (100), and the third power member (310) drives the first guide member (320) to approach the second guide member (340), so that the second needle groove (321) and the fourth needle groove (341) cooperate to form a second guide hole, and the second guide hole is arranged in the extending direction of the first guide hole.

8. An automatic syringe dispensing apparatus according to claim 1, further comprising a dispensing mechanism (400), the dispensing mechanism (400) comprising:

the clamping piece (410) is arranged on the base (100), and the clamping piece (410) is used for clamping the needle tube positioning piece (330);

the fourth power part (420) is arranged on the base (100), and the fourth power part (420) is used for driving the clamping part (410) to move along the front-back direction.

9. The automatic syringe dispensing apparatus of claim 1 wherein the first guide aperture has an inner diameter greater than an inner diameter of the syringe mounting aperture of the syringe positioning element.

10. An automatic syringe allocation method applied to the automatic syringe allocation apparatus according to any one of claims 1 to 9, comprising the steps of:

preparing materials, placing the needle tube in the needle storage groove (110) of the base (100), and installing the needle tube positioning piece (330) on the base (100);

picking up the needle tube, driving the adsorption part (220) to rotate above the base (100) by the second power part (240), driving the thimble part (210) to move from bottom to top by the first power part (230), driving the needle tube to move upwards together by the upper end of the thimble part (210), enabling the needle tube to be close to the adsorption part (220), enabling the needle tube to be abutted against the first needle groove (221), starting the adsorption part (220) to work, and enabling the adsorption part (220) to adsorb the needle tube on the first needle groove (221);

collect the needle tubing, second power spare (240) drive adsorbs piece (220) and rotates to base (100) the place ahead, third power spare (310) drive first guide (320) by back to preceding motion, make first guide (320) butt adsorb piece (220), first needle groove (221) and second needle groove (321) cooperation form first guiding hole, adsorb piece (220) stop work, the needle tubing separates with first needle tubing, the needle tubing slides to needle tubing setting element (330) along first guiding hole of first power spare (230).

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