CN112355035A

CN112355035A - Needle head processing assembly

Info

Publication number: CN112355035A
Application number: CN202011302714.XA
Authority: CN
Inventors: 彭木良
Original assignee: Hengyang Sanggu Medical Robots Co ltd
Current assignee: Guangdong Sanggu Medical Robot Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-02-12
Anticipated expiration: 2040-11-19
Also published as: CN112355035B

Abstract

The invention discloses a needle head treatment assembly, which comprises two support plates, a mounting plate, a needle head shearing mechanism, a garbage can cover clamping mechanism, a garbage can conveying and sealing mechanism, a protective box and a switch door, wherein the two support plates are vertically arranged and are parallel to each other; the invention has the beneficial effects that: the needle head of the syringe can be automatically cut off and recovered in a sealed manner, the working strength of medical personnel is reduced, and the dangers that the needle head is pricked to infect, residual liquid medicine splashes, liquid medicine aerosol is sucked and the like are avoided.

Description

Needle head processing assembly

Technical Field

The invention relates to the technical field of medical mechanical equipment, in particular to a needle head processing assembly in a robot for preparing intravenous liquid medicine.

Background

The traditional way of manually handling the syringe needle is: the syringe is held by one hand, the tweezers are held by the other hand, the needle head is screwed out by the tweezers, then the needle head is placed in a sharp device box, the syringe breaks a push rod after the needle head is taken off and is discarded into a special medical garbage container, and the syringe is handed to a special mechanism for unified treatment.

Disclosure of Invention

The invention aims to provide a needle head processing assembly which can automatically cut and hermetically recover a needle head of a syringe, reduce the working strength of medical personnel and avoid the dangers of pricking infection, residual liquid medicine splashing, liquid medicine aerosol inhalation and the like of the needle head.

In order to achieve the purpose, the invention adopts the following technical scheme:

a needle head processing assembly comprises two supporting plates, a mounting plate, a needle head shearing mechanism, a garbage can cover clamping mechanism, a garbage can conveying and sealing mechanism, a protective box and a switch door, wherein the two supporting plates are vertically arranged and are mutually parallel, the mounting plate is arranged at the top of the two support plates, the needle shearing head mechanism is arranged on the upper surface of the mounting plate, the dustbin cover clamping mechanism is arranged in the mounting plate, the dustbin conveying and sealing mechanism is arranged between the two support plates, the mounting plate, the needle shearing mechanism, the dustbin cover clamping mechanism and the dustbin conveying and sealing mechanism are all positioned in the protective box, the switch door is hinged on the outer side surface of the protection box, and the upper surface of the protection box is provided with a through hole;

the needle shearing mechanism comprises a motor mounting base, a first speed reducing motor, a first synchronizing wheel, a first synchronizing belt, a second synchronizing wheel, a needle waste box, a cutter bearing seat, a first cutting blade, a cutter connecting plate with a second cutting blade, a first screw nut, a first screw rod and a first photoelectric switch sensor, wherein the motor mounting base is arranged on the upper surface of the mounting plate, the first speed reducing motor is arranged on the motor mounting base, the first synchronizing wheel is arranged on an output shaft of the first speed reducing motor, the second synchronizing wheel is arranged on the side surface of the motor mounting base, the first synchronizing wheel drives the second synchronizing wheel through the first synchronizing belt, a needle discharge port is arranged on the mounting plate, the needle waste box is arranged on the upper surface of the mounting plate, the top of syringe needle waste product case, bottom be equipped with the case mouth respectively, the case mouth aim at in the syringe needle discharge port, the cutter bearing frame set up the upper surface of mounting panel, the side of cutter bearing frame be equipped with extend to the spacing frame of syringe needle waste product case top, spacing frame on be equipped with spacing hole, first cutting blade set up spacing downthehole, just first cutting blade be located the top of case mouth, the cutting department of first cutting blade be half arcuation indent structure, the through-hole correspond to the cutting department of first cutting blade, the cutter connecting plate that has second cutting blade set up spacing downthehole, second cutting blade correspond to first cutting blade, first screw-nut set up the bottom of cutter connecting plate, the first screw rod is arranged in the cutter bearing seat, one end of the first screw rod is in threaded connection with the first screw rod nut, the other end of the first screw rod is fixed in the second synchronous wheel, a needle head detection port is formed in the mounting plate, and the first photoelectric switch sensor is arranged in the needle head detection port;

the garbage can cover clamping mechanism comprises a steering engine, a first fixing part, a plastic bearing seat, a first garbage can cover clamping part, a second garbage can cover clamping part, two guide shafts and two springs, the steering engine is arranged on the upper surface of the mounting plate, the first fixing part is arranged on the steering engine, the plastic bearing seat is arranged on the upper surface of the mounting plate, a first mounting hole and a second mounting hole are formed in the mounting plate, the first garbage can cover clamping part is arranged in the first mounting hole, one end of the first garbage can cover clamping part is fixed on the upper surface of the mounting plate, the other end of the first garbage can cover clamping part is arranged below the mounting plate, the second garbage can cover clamping part is arranged in the second mounting hole, the two guide shafts are respectively arranged in the plastic bearing seat in a sliding manner, one end of each of the two guide shafts is arranged on the first fixing piece, the other end of each of the two guide shafts is arranged on one end of the second dustbin cover clamping piece, the other end of the second dustbin cover clamping piece is arranged below the mounting plate, the other end of the first dustbin cover clamping piece and the other end of the second dustbin cover clamping piece correspond to each other, and the two springs are arranged between the first fixing piece and the plastic bearing seat and are positioned on the same central axis with the two guide shafts respectively;

the garbage can conveying and sealing mechanism comprises a bottom plate, a first guide rail, a second guide rail, a first sliding transfer block, a second sliding transfer block, a guide plate, a cam decorative cover, a garbage can supporting plate assembly, a supporting plate guide post, a cam bearing block, a supporting seat, a cam transmission shaft, two cams, a second speed reducing motor, a motor transfer plate, a driving bearing block, a third synchronous wheel, a third speed reducing motor, a driven bearing block, a first rotating shaft, a fourth synchronous wheel, a second synchronous belt and a synchronous belt clamping assembly, wherein the bottom plate is arranged at the bottom of the two supporting plates, the first guide rail and the second guide rail are arranged on the upper surface of the bottom plate in parallel, the first sliding transfer block and the second sliding transfer block are respectively fixed on the lower surface of the guide plate, the cam decorative cover is arranged between the bottom plate and the guide plate, the cam decorative cover is provided with two kidney-shaped holes which are respectively parallel to the first guide rail and the second guide rail, the first sliding switching block is arranged on the first guide rail in a sliding way, the second sliding switching block is arranged on the second guide rail in a sliding way, the garbage can supporting plate component is arranged above the guide plate, the garbage can supporting plate component and the guide plate are fixed together through the supporting plate guide post, the cam bearing seat and the supporting seat are respectively arranged on the upper surface of the bottom plate and are both positioned between the first guide rail and the second guide rail, the cam transmission shaft is arranged between the cam bearing seat and the supporting seat, one end of the cam transmission shaft is arranged on the cam bearing seat, and the other end of the cam transmission shaft is arranged on the supporting seat, the two cams are respectively arranged on the cam transmission shaft, the motor adapter plate is arranged on the cam bearing seat, the second speed reducing motor drives the cam transmission shaft through the motor adapter plate, the driving bearing seat and the driven bearing seat are respectively arranged on the upper surface of the bottom plate, the third synchronous wheel is arranged in the driving bearing seat, the third speed reducing motor is arranged on the driving bearing seat, and drives the third synchronizing wheel to rotate, the first rotating shaft is arranged in the driven bearing seat, the fourth synchronous wheel is fixed on the first rotating shaft, the second synchronous belt is arranged between the third synchronous wheel and the fourth synchronous wheel, the first sliding transfer block is clamped on the second synchronous belt through the synchronous belt clamping assembly.

The working process of the invention is as follows: before the assembly is used, the opening and closing door of the protection box is opened, the garbage box is placed on the garbage box supporting plate component, the opening of the garbage box is upward, the garbage box cover is placed between the first garbage box cover clamping piece and the second garbage box cover clamping piece and is clamped by the first garbage box cover clamping piece and the second garbage box cover clamping piece, the opening and closing door of the protection box is closed, the third speed reducing motor is started, the third speed reducing motor enables the third synchronous wheel to rotate, the fourth synchronous wheel serves as a driven wheel, the third synchronous wheel drives the second synchronous belt, the moving second synchronous belt drives the first sliding transfer block through the synchronous belt clamping component, the first sliding transfer block moves on the first guide rail, the second sliding transfer block assists the balance guide plate, the second sliding transfer block moves on the second guide rail along with the first sliding transfer block, and finally the garbage box on the garbage box supporting plate component is upward corresponding to the discharge port, starting a second speed reducing motor, enabling the cam rotating shaft to rotate by the second speed reducing motor, enabling the convex part of the cam to jack up the guide plate, enabling the guide plate to drive the garbage can supporting plate assembly through the supporting plate guide post, enabling the garbage can to be jacked up until the garbage can opening is attached to the lower surface of the mounting plate, enabling the needle head of the injector to penetrate through the through hole to be inserted into the cutting position of the first cutting blade due to the fact that the cutting position of the first cutting blade is in a semi-arc-shaped concave structure and the through hole corresponds to the cutting position of the first cutting blade, enabling the injector to be vertically placed on the upper surface of the first cutting blade, enabling the needle head body to extend into a waste needle head box through the box opening, then starting the first speed reducing motor, enabling the first synchronous wheel to rotate by the first speed reducing motor, enabling the first synchronous wheel to drive the second synchronous wheel through the first synchronous belt, enabling the first lead screw to rotate, enabling the first lead screw to be kept in the original, the first screw rod nut moves back and forth on the first screw rod due to the rotation of the first screw rod, the first speed reducing motor has a forward and reverse rotation function, the moving direction of the first screw rod nut is controlled according to the rotating direction of the first speed reducing motor, so that the cutter connecting plate is driven to slide back and forth in the limiting hole, the second cutting blade and the first cutting blade are in butt joint and staggered or separated from each other, the needle head of the syringe is extruded and cut by utilizing the butt joint and the staggering of the first cutting blade and the second cutting blade, the cut needle head falls into a garbage can through a needle head discharge port, the syringe behind the cutting needle head is pulled out from the first cutting blade and then is discarded into another garbage can, when the needle head exists in the needle head detection port, the situation that the garbage can is full of the needle head is indicated, the needle head cannot be continuously loaded, the needle head can trigger the first photoelectric switch sensor, the second speed reducing motor enables the cam rotating shaft, the convex part of the cam does not prop against the guide plate, the dustbin descends and is not attached to the lower surface of the mounting plate any more, the third speed reducing motor drives the second synchronous belt, the first sliding transfer block moves on the first guide rail, the dustbin moves to the position below the dustbin cover, the dustbin is aligned to the dustbin cover at the moment, the cam rotates again and props up the guide plate, the dustbin ascends, the dustbin stops at a position close to the dustbin cover, then the steering engine swings the first fixing part, the first fixing part pushes the second dustbin cover clamping part through the guide shaft, the second dustbin cover clamping part leaves the dustbin cover, and the spring is compressed, at the moment, the first dustbin cover clamping part and the second dustbin cover clamping part do not clamp the dustbin cover any more, the dustbin cover freely drops on the dustbin, the second speed reducing motor continues to rotate the cam, the dustbin continuously ascends, and the dustbin cover ascends along with the dustbin, make the dustbin lid close the dustbin through the roof pressure mounting panel and detain completely together, then the dustbin will descend to minimum height, steering wheel spare no longer controls first mounting and outwards releases, under the spring action of spring, first mounting returns original position, second dustbin lid holder also returns original position, medical personnel alright open switch door, the dustbin that will fill with the syringe needle takes out, and place empty dustbin on dustbin layer board subassembly, and place new dustbin lid between first dustbin lid holder and second holder, prepare next syringe needle treatment work.

The invention has the beneficial effects that: the assembly can automatically cut off the needle of the syringe and recover and seal the needle, thereby reducing the labor intensity of manual needle treatment, avoiding the dangers of infection caused by puncture of the needle, splashing of residual liquid medicine in the needle, inhalation of liquid medicine aerosol and the like, and effectively protecting the personal safety of medical personnel executing needle treatment work.

Drawings

FIG. 1 is a schematic view of a needle handling assembly of the present invention in its entirety.

FIG. 2 is a schematic view of the internal structure of a needle handling assembly of the present invention.

FIG. 3 is a schematic view of the upper surface of the mounting plate of a needle handling assembly of the present invention.

FIG. 4 is a schematic view of the lower surface of the mounting plate of a needle handling assembly of the present invention.

FIG. 5 is a schematic overall view of a needle waste bin in a needle disposal assembly of the present invention.

FIG. 6 is a general schematic view of a trash can transport cover mechanism of a needle disposal assembly of the present invention.

FIG. 7 is a partial schematic view of a trash can transport cover mechanism of a needle disposal assembly of the present invention.

Figure 8 is a schematic view of a retainer pallet in a trash receptacle pallet assembly pulled outwardly from a pallet support body.

Detailed Description

The technical solution in the embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, a needle disposal assembly comprises two supporting plates 1, a mounting plate 2, a needle shearing mechanism 3, a dustbin cover clamping mechanism 4, a dustbin conveying and sealing mechanism 5, a protective box 6 and a switch door 7, wherein the two supporting plates 1 are vertically arranged and parallel to each other, the mounting plate 2 is arranged on the top of the two supporting plates 1, the needle shearing mechanism 3 is arranged on the upper surface of the mounting plate 2, the dustbin cover clamping mechanism 4 is arranged in the mounting plate 2, the dustbin conveying and sealing mechanism 5 is arranged between the two supporting plates 1, the mounting plate 2, the needle shearing mechanism 3, the dustbin cover clamping mechanism 4 and the dustbin conveying and sealing mechanism 5 are all positioned in the protective box 6, the switch door 7 is hinged on the outer side surface of the protection box 6, and the upper surface of the protection box 6 is provided with a through hole 8;

the needle shearing mechanism 3 comprises a motor mounting base 9, a first speed reducing motor 10, a first synchronous wheel 11, a first synchronous belt 12, a second synchronous wheel 13, a needle waste box 14, a cutter bearing seat 15, a first cutting blade 16, a cutter connecting plate 18 with a second cutting blade 17, a first screw nut 19, a first screw 20 and a first photoelectric switch sensor 21, wherein the motor mounting base 9 is arranged on the upper surface of the mounting plate 2, the first speed reducing motor 10 is arranged on the motor mounting base 9, the first synchronous wheel 11 is arranged on the output shaft of the first speed reducing motor 10, the second synchronous wheel 13 is arranged on the side surface of the motor mounting base 9, the first synchronous wheel 11 drives the second synchronous wheel 13 through the first synchronous belt 12, a needle discharge port 22 is arranged on the mounting plate 2, the needle waste box 14 is arranged on the upper surface of the mounting plate 2, the top and the bottom of the needle waste box 14 are respectively provided with a box opening 23, the box opening 23 is aligned to the needle discharge port 22, the cutter shaft bearing 15 is arranged on the upper surface of the mounting plate 2, the side surface of the cutter shaft bearing 15 is provided with a limit frame piece 24 extending to the upper part of the needle waste box 14, the limit frame piece 24 is provided with a limit hole 25, the first cutting blade 16 is arranged in the limit hole 25, the first cutting blade 16 is arranged above the box opening 23, the cutting part of the first cutting blade 16 is in a semi-arc concave structure, the through hole 8 corresponds to the cutting part of the first cutting blade 16, the cutter connecting plate 18 with the second cutting blade 17 is arranged in the limit hole 25, the second cutting blade 17 corresponds to the first cutting blade 16, the first lead screw nut 19 is arranged at the bottom of the cutter connecting plate 18, the first lead screw 20 is arranged in the cutter shaft bearing seat 15, one end of the first lead screw 20 is screwed on the first lead screw nut 19, the other end of the first lead screw 20 is fixed in the second synchronizing wheel 13, the mounting plate 2 is provided with a needle head detection port 26, and the first photoelectric switch sensor 21 is arranged in the needle head detection port 26;

the dustbin cover clamping mechanism 4 comprises a steering engine 27, a guide driving piece 28, a plastic bearing seat 29, a first dustbin cover clamping piece 30, a second dustbin cover clamping piece 31, two guide shafts 32 and two springs 33, wherein the steering engine 27 is arranged on the upper surface of the mounting plate 2, the guide driving piece 28 is arranged on the steering engine 27, the plastic bearing seat 29 is arranged on the upper surface of the mounting plate 2, the mounting plate 2 is provided with a first mounting hole 34 and a second mounting hole 35, the first dustbin cover clamping piece 30 is arranged in the first mounting hole 34, one end of the first dustbin cover clamping piece 30 is fixed on the upper surface of the mounting plate 2, the other end of the first dustbin cover clamping piece 30 is arranged below the mounting plate 2, the second dustbin cover clamping piece 31 is arranged in the second mounting hole 35, the two guide shafts 32 are respectively arranged in the plastic bearing seats 29 in a sliding manner, one ends of the two guide shafts 32 are respectively arranged on the guide driving piece 28, the other ends of the two guide shafts 32 are respectively arranged on one end of the second dustbin cover clamping piece 31, the other end of the second dustbin cover clamping piece 31 is arranged below the mounting plate 2, the other end of the first dustbin cover clamping piece 30 corresponds to the other end of the second dustbin cover clamping piece 31, and the two springs 33 are respectively arranged between the guide driving piece 28 and the plastic bearing seats 29 and are respectively positioned on the same central axis with the two guide shafts 32;

the dustbin conveying and capping mechanism 5 comprises a bottom plate 36, a first guide rail 37, a second guide rail 38, a first sliding transfer block 39, a second sliding transfer block 40, a guide plate 41, a cam decorative cover 42, a dustbin supporting plate assembly 43, a supporting plate guide post 44, a cam bearing seat 45, a supporting seat 46, a cam transmission shaft 47, two cams 48, a second speed reducing motor 49, a motor transfer plate 50, a driving shaft bearing seat 51, a third synchronous wheel 52, a third speed reducing motor 53, a driven shaft bearing seat 54, a first rotating shaft 55, a fourth synchronous wheel 56, a second synchronous belt 57 and a synchronous belt clamping assembly 58, wherein the bottom plate 36 is arranged at the bottoms of the two supporting plates 1, the first guide rail 37 and the second guide rail 38 are arranged on the upper surface of the bottom plate 36 in parallel, the first sliding transfer block 39 and the second sliding transfer block 40 are respectively fixed on the lower surface of the guide plate 41, the cam decorative cover 42 is arranged between the bottom plate 36 and the guide plate 41, the cam decorative cover 42 is provided with two kidney-shaped holes 59 which are respectively parallel to the first guide rail 37 and the second guide rail 38, the first sliding transfer block 39 is slidably arranged on the first guide rail 37, the second sliding transfer block 40 is slidably arranged on the second guide rail 38, the garbage can supporting plate component 43 is arranged above the guide plate 41, the garbage can supporting plate component 43 and the guide plate 41 are fixed together through the supporting plate 44, the cam bearing seat 45 and the supporting seat 46 are respectively arranged on the upper surface of the bottom plate 36 and are both positioned between the first guide rail 37 and the second guide rail 38, the cam transmission shaft 47 is arranged between the cam bearing seat 45 and the supporting seat 46, one end of the cam transmission shaft 47 is arranged on the cam bearing seat 45, the other end of the cam transmission shaft 47 is arranged on the supporting seat 46, the two cams 48 are respectively arranged on the cam transmission shaft 47, the motor adapter plate 50 is arranged on the cam bearing seat 45, the second speed reduction motor 49 drives the cam transmission shaft 47 through the motor adapter plate 50, the driving shaft bearing seat 51 and the driven shaft bearing seat 54 are respectively arranged on the upper surface of the bottom plate 36, the third synchronous wheel 52 is arranged in the driving shaft bearing seat 51, the third speed reduction motor 53 is arranged on the driving shaft bearing seat 51 and drives the third synchronous wheel 52 to rotate, the first rotating shaft 55 is arranged in the driven shaft bearing seat 54, and the fourth synchronous wheel 56 is fixed on the first rotating shaft 55, the second timing belt 57 is disposed between the third timing wheel 52 and the fourth timing wheel 56, and the first sliding transfer block 39 is held by the second timing belt 57 by the timing belt holding unit 58.

In this embodiment, before using the assembly, the opening and closing door 7 of the protection box 6 is opened, the dustbin 98 is placed on the upper surface of the dustbin supporting plate component 43, the mouth of the dustbin 98 faces upward, the dustbin cover 99 is placed between the first dustbin cover clamping piece 30 and the second dustbin cover clamping piece 31, the first dustbin cover clamping piece 30 and the second dustbin cover clamping piece 31 are clamped with each other, the opening and closing door 7 of the protection box 6 is closed, the third decelerating motor 53 is started, the third decelerating motor 53 rotates the third synchronizing wheel 52, the fourth synchronizing wheel 56 is used as a driven wheel to assist, the third synchronizing wheel 52 drives the second synchronizing belt 57, the moving second synchronizing belt 57 drives the first sliding transfer block 39 through the timing belt clamping component 58, so that the first sliding transfer block 39 moves on the first guide rail 37, the second sliding transfer block 40 is used for assisting the balance guide plate 41, the second sliding transfer block 40 moves on the second guide rail 38 along with the first sliding transfer block 39, the guide plate 41 supports the garbage bin supporting plate assembly 43 through the supporting plate guide post 44, finally the garbage bin 98 on the supporting plate assembly 43 of the garbage bin 98 can upwards correspond to the needle head discharge port 22, then the second speed reducing motor 49 is started, the second speed reducing motor 49 can make the cam rotating shaft 47 rotate, the cam 48 is rotated by the cam rotating shaft 47, the protruding part of the cam 48 can jack up the guide plate 41 to a certain height, the guide plate 41 drives the garbage bin supporting plate assembly 43 through the supporting plate guide post 44, the height of the garbage bin 98 is raised, the opening of the garbage bin 98 is attached to the lower surface of the mounting plate 22, wherein the two kidney-shaped holes 59 of the decorative cover 42 of the cam 48 can limit and balance the first sliding transfer block 39 and the second sliding transfer block 40, the first sliding transfer block 39, the second sliding transfer block 43, The second sliding transfer block 40 ensures that the garbage can 98 cannot incline and dump in the process of moving on the first guide rail 37 or integrally lifting to separate from the first guide rail 37; because the cutting position of the first cutting blade 16 is a semi-arc concave structure, and the through hole 8 corresponds to the cutting position of the first cutting blade 16, the needle 101 of the injector 100 can penetrate through the through hole 8 and be inserted into the cutting position of the first cutting blade 16, the injector 100 can be vertically placed on the upper surface of the first cutting blade 16, the needle 101 body extends into the needle waste box 14 through the box opening 23, then the first speed reducing motor 10 is started, the first speed reducing motor 10 rotates the first synchronous wheel 11, the first synchronous wheel 11 drives the second synchronous wheel 13 through the first synchronous belt 12, the second synchronous wheel 13 rotates the first screw rod 20, under the supporting action of the cutter shaft bearing 15, the first screw rod 20 keeps the original position and rotates continuously, because the first screw rod nut 19 is fixed at the bottom of the cutter connecting plate 18, the cutter connecting plate 18 is limited in the limiting hole 25 by the limiting frame 24, during rotation of the first screw 20, therefore, the first screw nut 19 does not rotate with the first screw 20, and will move on the first screw rod 20 due to the rotation of the first screw rod 20, the first speed reducing motor 10 has the function of positive and negative rotation, the moving direction of the first lead screw nut 19 can be controlled according to the rotating direction of the first reduction motor 10, thereby driving the cutter connecting plate 18 to slide back and forth in the limiting hole 25, finally enabling the second cutting blade 17 and the first cutting blade 16 to be in butt joint and staggered or separated from each other, utilizing the butt joint and staggered of the first cutting blade 16 and the second cutting blade 17 to extrude and cut the needle head 101 of the syringe 100, enabling the cut needle head 101 to fall into the garbage can 98 through the needle head discharge port 22 under the action of gravity, pulling out the syringe 100 with the needle head 101 cut from the first cutting blade 16, and then additionally recycling; when the needle 101 is present in the needle detection port 26, it indicates that the trash can 98 is full of the needle 101, and the needle 101 cannot be loaded continuously, the needle 101 will trigger the first photoelectric switch sensor 21, the second gear motor 49 will rotate the cam rotating shaft 47 again, so that the protruding portion of the cam 48 will not abut against the guiding plate 41, the trash can 98 will descend, and will not abut against the lower surface of the mounting plate 2, the first sliding transfer block 39 and the second sliding transfer block 40 will both return to the first guiding rail 37 under the limiting action of the waist-shaped hole 59, the third gear motor 53 will drive the second timing belt 57, so that the first sliding transfer block 39 will move on the first guiding rail 37 again, and the trash can 98 will move to the lower side of the trash can cover 99, at this time, the trash can 98 is aligned with the trash can cover 99, the cam 48 will rotate again and abut against the guiding plate 41, the trash can 98 will ascend, and the trash can stop at the position close to the trash can cover 99, then the steering engine 27 swings the guiding driving member 28, the guiding driving member 28 pushes the second dustbin cover clamping member 31 through the guiding shaft 32 to make the second dustbin cover clamping member 31 leave the dustbin cover 99 and compress the spring 33, at this time, the first dustbin cover clamping member 30 and the second dustbin cover clamping member 31 no longer clamp the dustbin cover 99, the dustbin cover 99 falls freely on the dustbin 98, the second speed reducing motor 49 continues to rotate the cam 48, the dustbin 98 continues to rise, the dustbin cover 99 rises together with the dustbin 98, the dustbin cover 99 and the dustbin 98 are completely buckled together by pressing the mounting plate 2, then the dustbin 98 drops to the lowest height, the steering engine 27 no longer controls the guiding driving member 28 to push outwards, under the elastic force of the spring 33, the guiding driving member 28 returns to the original position, the second dustbin cover clamping member 31 also returns to the original position, the medical personnel can open the switch door and take the dustbin 98 filled with needles 101 out and place the empty dustbin 98 on the dustbin tray assembly 43 and place a new dustbin cover 99 between the first dustbin cover clamp 30 and the second clamp in preparation for the next needle 101 disposal.

The needle shearing head mechanism 3 further comprises a third guide rail 60, a nut seat 61, a second lead screw nut 62, a sealing cover bearing seat 63, a second lead screw 64, a fifth synchronous belt 65, a fifth synchronous wheel 66, a driving arm 67, a limit block 68, an oil seal seat 69, a second rotating shaft 70, a first deep groove ball bearing 71, a crank arm 72, two fixed seats 73, a connecting piece 74 and a rotary sealing door 75, wherein the third guide rail 60 is arranged on the upper surface of the mounting plate 2, the nut seat 61 is arranged on the third guide rail 60 in a sliding manner, the second lead screw nut 62 is arranged in the nut seat 61, the sealing cover bearing seat 63 is arranged on the upper surface of the bottom plate 36, the second lead screw 64 is arranged in the sealing cover bearing seat 63, the fifth synchronous wheel 66 is arranged on the side surface of the motor mounting base 9, one end of the second lead screw 64 is screwed on the second lead screw nut 62, the other end of the second screw 64 is arranged in the fifth synchronous wheel 66, the fifth synchronous belt 65 is arranged between the fifth synchronous wheel 66 and the first synchronous wheel 11, one end of the driving arm 67 is arranged on the nut seat 61, the limit block 68 is arranged between the driving arm 67 and the bottom plate 36, the oil seal seat 69 is arranged on the outer side surface of the needle waste box 14, the second rotating shaft 70 is arranged in the needle waste box 14, the first deep groove ball bearing 70 is arranged on the inner side surface of the needle waste box 14, one end of the second rotating shaft 70 is arranged in the first deep groove ball bearing 71, the other end of the second rotating shaft 70 passes through the oil seal seat 69 and is in transmission connection with the other end of the driving arm 67 through the crank arm 72, the rotary sealing door 75 is arranged in the needle waste box 14, the two fixing seats 73 are respectively arranged on the lower surface of the rotary sealing door 75, and the two fixing seats 73 are respectively fixed with the second rotating shaft 70 through the connecting piece 74.

The first speed reducing motor 10 rotates the first synchronous wheel 11, the rotating first synchronous wheel 11 drives the fifth synchronous wheel 66 through the fifth synchronous belt 65 while the second cutting blade 17 moves through mechanical transmission and presses the cutting needle 101 with the first cutting blade 16, the fifth synchronous wheel 66 rotates the second lead screw 64, the second lead screw 64 keeps the original position and rotates continuously under the supporting action of the sealing cover bearing seat 63, the nut seat 61 moves on the third guide rail 60 through the second lead screw nut 62, the nut seat 61 swings one end of the crank arm 72 through the driving arm 67, the other end of the crank arm 72 rotates the second rotating shaft 70, the second rotating shaft 70 drives the rotary sealing door 75, the rotary sealing door 75 swings downwards in a fan-shaped track, and the rotary sealing door 75 is in an open state, on the contrary, when the second cutting blade 17 is far away from the first cutting blade 16, the rotary sealing door 75 swings upwards in a fan-shaped track until the rotary sealing door 75 seals the needle waste bin 14, the rotary sealing door 75 plays a role in sealing and isolating, when the needle 101 is cut, the rotary sealing door 75 is in an open state, so that the cut needle 101 smoothly slides into the trash bin 98 through the needle discharge port 22, when the needle 101 is not required to be cut, the rotary sealing door 75 is in a closed state, the trash bin 98 is in a completely sealed state, even if the needle 101 falling into the trash bin 98 is placed for a long time, the situation that the residual liquid medicine in the needle 101 is emitted to the external environment through the through hole 8 is not required, and the sealing effect of the assembly is enhanced.

The dustbin conveying and sealing mechanism 5 further comprises two second photoelectric switch sensors 76, two third photoelectric switch sensors 77, a first photoelectric switch sensing piece 78 and a second photoelectric switch sensing piece 79, wherein the two second photoelectric switch sensors 76 are respectively arranged on the upper surface of the bottom plate 36 and respectively correspond to two ends of a first guide rail 37, one third photoelectric switch sensor 77 is arranged on the inner side surface of the first sliding transfer block 39, the other third photoelectric switch sensor 77 is arranged on the inner side surface of the second sliding transfer block 40, the first photoelectric switch sensing piece 78 is arranged on the outer side surface of the first sliding transfer block 39, and the second photoelectric switch sensing piece 79 is arranged on the supporting seat 46. The infrared rays emitted by the two second photoelectric switch sensors 76 are respectively shielded by the first photoelectric switch sensing piece 78, so that the start and stop of the second photoelectric switch sensors 76 are controlled, the combination of the second photoelectric switch sensors 76 and the first photoelectric switch sensing piece 78 is used for confirming the position of the first sliding transfer block 39 on the first guide rail 37, the start and stop of the second photoelectric switch sensors 76 are used for controlling the start time of the second speed reducing motor 49, the situation that the movement of the guide plate 41 is blocked by the convex part of the cam 48 due to the premature rotation of the cam 48 is avoided, and the garbage can 98 cannot be in a proper position to correspond to the garbage can cover 99 or the needle head discharge port 22 is avoided; the combination of the two third photoelectric switch sensors 77 and the second photoelectric switch sensing piece 79 is used to determine whether the first sliding transfer block 39 and the second sliding transfer block 40 are in the disengaged state with the first guide rail 37, the start and stop of the third photoelectric switch sensors 77 are used to control the start timing of the third speed reduction motor 53, after the trash can 98 is filled with the needle 101, the trash can 98 descends until the second photoelectric switch sensing piece 79 triggers the two third photoelectric switch sensors 77, which indicate that the first sliding transfer block 39 is successfully butted with the first guide rail 37 and the second sliding transfer block 40 is successfully butted with the second guide rail 38, the third speed reduction motor 53 is started at a proper time, the second synchronous belt 57 is used for driving the trash can 98 to move transversely, and the trash can 98 is prevented from being laterally moved to turn over and topple over when the first sliding transfer block 39 and the second sliding transfer block 40 are not butted with the corresponding first guide rail 37 and the corresponding second guide rail 38 respectively.

The inner side surface of the needle waste box 14 is provided with a first sealing rubber ring 80, a spring leaf 81 is arranged between the connecting piece 74 and the rotary sealing door 75, one end of the spring leaf 81 is positioned on the connecting piece 74, the other end of the spring leaf 81 is pressed against the lower surface of the rotary sealing door 75, and the lower surface of the mounting plate 2 is provided with a second sealing rubber ring 82. The first sealing rubber ring 80 can ensure that the sealing performance of the position of the dustbin 98 is always kept when the rotary sealing door 75 is in a closed state, and the spring leaf 81 can upwards press the rotary sealing door 75 to enable the rotary sealing door 75 and the first sealing rubber ring 80 to be tightly attached together, so that a gap between the rotary sealing door 75 and the needle waste bin 14 is prevented from leaking to the outside after residual liquid medicine in a needle 101 placed in the dustbin 98 volatilizes; when the dustbin 98 is attached to the lower surface of the mounting plate 2, the dustbin 98 can be sleeved into the second sealing rubber ring 82, and the second sealing rubber ring 82 is used for sealing a gap between the dustbin 98 and the mounting plate 2, so that the sealing effect is enhanced, and the safety is enhanced.

The upper surface of the mounting plate 2 is provided with a needle processing circuit board 83 and an assembly processing circuit board 84. The needle processing circuit board 83 is a control center for cutting the needle 101, and the assembly processing circuit board 84 is a control center for controlling each mechanism, so as to achieve the effect of coordinating each mechanism.

A first bushing 85 is arranged between the guide shaft 32 and the plastic bearing seat 29, a second bushing 86 is arranged between the supporting plate guide post 44 and the guide plate 41, and the two cams 48 are respectively provided with a second deep groove ball bearing 87. The first bushing 85 and the second bushing 86 play a role in sealing and wear protection, so that the guide shaft 32 is prevented from directly contacting and wearing each other when moving in the plastic bearing seat 29, and the guide plate 41 is prevented from wearing each other with the supporting plate guide post 44 when moving transversely or vertically; the second deep groove ball bearing 87 is used for enhancing the radial load bearing effect of the cam 48, and ensures that the cam 48 can bear corresponding pressure when jacking up the guide plate 41, and the operation is stably performed.

The dustbin supporting plate assembly 43 comprises a supporting plate supporting body 88, two limiting pressing blocks 89 and a limiting supporting plate 90, wherein the supporting plate supporting body 88 is supported by the supporting plate guide post 44, the two limiting pressing blocks 89 are respectively arranged on the upper surface of the supporting plate supporting body 88 in parallel, the limiting supporting plate 90 is arranged between the two limiting pressing blocks 89 in a sliding manner, and the upper surface of the limiting supporting plate 90 is provided with a placing groove 91 and a push-pull groove 92. Medical personnel accessible push-and-pull groove 92 pulls out spacing layer board 90 from layer board supporter 88 toward switch door direction 7, two spacing briquetting 89 play limiting displacement, restriction spacing layer board 90 only removes from single direction, spacing support 90 pulls out outside protective housing 6, dustbin 98 is placed at spacing layer board 90's upper surface, then with spacing layer board 90 push back original position can again, dustbin 98 is placed in putting groove 92, putting groove 92 plays spacing effect, can prevent that dustbin 98 from breaking away from dustbin layer board subassembly 43 when lateral shifting.

Two tensioning wheel fixing pieces 93 are arranged on the side surface of the motor mounting base 9, tensioning wheels 94 are arranged on the tensioning wheel fixing pieces 93, one tensioning wheel 94 is pressed against the surface of the first synchronous belt 12, and the other tensioning wheel 94 is pressed against the surface of the fifth synchronous belt 65. The two tensioning wheel fixing pieces 93 and the two tensioning wheels 94 are arranged, the tensioning wheel fixing pieces 93 can swing up and down according to the tensity of the first synchronous belt 12 and the fifth synchronous belt 65, the first synchronous belt 12 and the fifth synchronous belt 65 are always kept in a tight state by the tensioning wheel 94, and the execution of normal transmission work of the first synchronous belt 12 and the fifth synchronous belt 65 is guaranteed.

The dustbin conveying and capping mechanism 5 further comprises a line passing plate 95 and a fourth photoelectric switch sensor 96, the fourth photoelectric switch sensor 96 is arranged in the line passing plate 95, and when the dustbin supporting plate assembly 43 rises to the limit height, the fourth photoelectric switch sensor 96 corresponds to the dustbin supporting plate assembly 43. The fourth photoelectric switch sensor 96 is used for confirming the lifting condition of the dustbin supporting plate assembly 43, the position of the dustbin supporting plate assembly 43 after lifting can successfully trigger the fourth photoelectric switch sensor 96, so that the dustbin 98 can be judged to be successfully sleeved into the second sealing rubber ring 82 or the dustbin 98 and the dustbin cover 99 are buckled together by the mounting plate 2, and the next step of work can be executed after the fourth photoelectric switch sensor 96 is triggered.

The upper surface of the limit frame 24 is provided with a cutter pressing sheet 97 capable of swinging up and down, and the cutter pressing sheet 97 can press the second cutting blade 17 downwards.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A needle treatment assembly, comprising: comprises two supporting plates (1), a mounting plate (2), a needle shearing mechanism (3), a garbage can cover clamping mechanism (4), a garbage can conveying and sealing mechanism (5), a protective box (6) and a switch door (7), wherein the two supporting plates (1) are vertically arranged and are parallel to each other, the mounting plate (2) is arranged at the tops of the two supporting plates (1), the needle shearing mechanism (3) is arranged on the upper surface of the mounting plate (2), the garbage can cover clamping mechanism (4) is arranged in the mounting plate (2), the garbage can conveying and sealing mechanism (5) is arranged between the two supporting plates (1), the mounting plate (2), the needle shearing mechanism (3), the garbage can cover clamping mechanism (4) and the garbage can conveying and sealing mechanism (5) are all positioned in the protective box (6), the switch door (7) is hinged on the outer side surface of the protection box (6), and a through hole (8) is formed in the upper surface of the protection box (6);

the needle shearing mechanism (3) comprises a motor mounting base (9), a first speed reducing motor (10), a first synchronizing wheel (11), a first synchronous belt (12), a second synchronizing wheel (13), a needle waste box (14), a cutter bearing seat (15), a first cutting blade (16), a cutter connecting plate (18) with a second cutting blade (17), a first screw nut (19), a first screw rod (20) and a first photoelectric switch sensor (21), wherein the motor mounting base (9) is arranged on the upper surface of the mounting plate (2), the first speed reducing motor (10) is arranged on the motor mounting base (9), the first synchronizing wheel (11) is arranged on an output shaft of the first speed reducing motor (10), the second synchronizing wheel (13) is arranged on the side surface of the motor mounting base (9), the first synchronizing wheel (11) drives the second synchronizing wheel (13) through the first synchronizing belt (12), a needle head discharge port (22) is formed in the mounting plate (2), the needle head waste box (14) is arranged on the upper surface of the mounting plate (2), box openings (23) are respectively formed in the top and the bottom of the needle head waste box (14), the box openings (23) are aligned to the needle head discharge port (22), the cutter bearing seat (15) is arranged on the upper surface of the mounting plate (2), a limiting frame piece (24) extending to the upper side of the needle head waste box (14) is arranged on the side surface of the cutter bearing seat (15), a limiting hole (25) is formed in the limiting frame piece (24), the first cutting blade (16) is arranged in the limiting hole (25), and the first cutting blade (16) is located above the box openings (23), the cutting position of the first cutting blade (16) is in a semi-arc concave structure, the through hole (8) corresponds to the cutting position of the first cutting blade (16), the cutter connecting plate (18) with the second cutting blade (17) is arranged in the limiting hole (25), the second cutting blade (17) corresponds to the first cutting blade (16), the first screw rod nut (19) is arranged at the bottom of the cutter connecting plate (18), the first screw rod (20) is arranged in the cutter bearing seat (15), one end of the first screw rod (20) is screwed on the first screw rod nut (19), the other end of the first screw rod (20) is fixed in the second synchronous wheel (13), a needle head detection port (26) is formed in the mounting plate (2), and the first photoelectric switch sensor (21) is arranged in the needle head detection port (26);

dustbin cover fixture (4) include steering wheel (27), direction driving piece (28), plastics bearing frame (29), first dustbin cover holder (30), second dustbin cover holder (31), two guiding axle (32), two springs (33), steering wheel (27) set up the upper surface of mounting panel (2), direction driving piece (28) install steering wheel (27) on, plastics bearing frame (29) set up the upper surface of mounting panel (2), mounting panel (2) on be equipped with first mounting hole (34) and second mounting hole (35), first dustbin cover holder (30) set up first mounting hole (34) in, the one end of first dustbin cover holder (30) fix the upper surface of mounting panel (2), the other end setting of first dustbin cover holder (30) be in the lower of mounting panel (2) The second dustbin cover clamping piece (31) is arranged in the second mounting hole (35), the two guide shafts (32) are respectively arranged in the plastic bearing seat (29) in a sliding way, one end of each of the two guide shafts (32) is respectively arranged on the guide driving piece (28), the other ends of the two guide shafts (32) are respectively arranged on one end of the second dustbin cover clamping piece (31), the other end of the second dustbin cover clamping piece (31) is arranged below the mounting plate (2), the other end of the first dustbin cover clamping piece (30) and the other end of the second dustbin cover clamping piece (31) correspond to each other, the two springs (33) are respectively arranged between the guide driving piece (28) and the plastic bearing seat (29) and are respectively positioned on the same central axis with the two guide shafts (32);

the garbage can conveying and sealing mechanism (5) comprises a bottom plate (36), a first guide rail (37), a second guide rail (38), a first sliding transfer block (39), a second sliding transfer block (40), a guide plate (41), a cam decorative cover (42), a garbage can supporting plate assembly (43), a supporting plate guide post (44), a cam bearing seat (45), a supporting seat (46), a cam transmission shaft (47), two cams (48), a second speed reducing motor (49), a motor transfer plate (50), a driving shaft bearing seat (51), a third synchronous wheel (52), a third speed reducing motor (53), a driven shaft bearing seat (54), a first rotating shaft (55), a fourth synchronous wheel (56), a second synchronous belt (57) and a synchronous belt clamping assembly (58), wherein the bottom plate (36) is arranged at the bottoms of the two supporting plates (1), and the first guide rail (37) and the second guide rail (38) are arranged on the upper surface of the bottom plate (36) in parallel The first sliding transfer block (39) and the second sliding transfer block (40) are respectively fixed on the lower surface of the guide plate (41), the cam decorative cover (42) is arranged between the bottom plate (36) and the guide plate (41), two waist-shaped holes (59) which are respectively parallel to the first guide rail (37) and the second guide rail (38) are arranged on the cam decorative cover (42), the first sliding transfer block (39) is arranged on the first guide rail (37) in a sliding way, the second sliding transfer block (40) is arranged on the second guide rail (38) in a sliding way, the garbage can supporting plate component (43) is arranged above the guide plate (41), and the garbage can supporting plate component (43) and the guide plate (41) are fixed together through the supporting plate guide posts (44), the cam bearing seat (45) and the support seat (46) are respectively arranged on the upper surface of the bottom plate (36) and are respectively positioned between the first guide rail (37) and the second guide rail (38), the cam transmission shaft (47) is arranged between the cam bearing seat (45) and the support seat (46), one end of the cam transmission shaft (47) is arranged on the cam bearing seat (45), the other end of the cam transmission shaft (47) is arranged on the support seat (46), the two cams (48) are respectively arranged on the cam transmission shaft (47), the motor adapter plate (50) is arranged on the cam bearing seat (45), and the second speed reduction motor (49) drives the cam transmission shaft (47) through the motor adapter plate (50), the driving bearing seat (51) and the driven bearing seat (54) are respectively arranged on the upper surface of the bottom plate (36), the third synchronous wheel (52) is arranged in the driving bearing seat (51), the third speed reducing motor (53) is arranged on the driving bearing seat (51) and drives the third synchronous wheel (52) to rotate, the first rotating shaft (55) is arranged in the driven bearing seat (54), the fourth synchronous wheel (56) is fixed on the first rotating shaft (55), the second synchronous belt (57) is arranged between the third synchronous wheel (52) and the fourth synchronous wheel (56), and the first sliding transfer block (39) is clamped on the second synchronous belt (57) through the synchronous belt clamping component (58).

2. A needle handling assembly according to claim 1, wherein: the needle shearing mechanism (3) further comprises a third guide rail (60), a nut seat (61), a second lead screw nut (62), a sealing cover bearing seat (63), a second lead screw (64), a fifth synchronous belt (65), a fifth synchronous wheel (66), a driving arm (67), a limiting block (68), an oil seal seat (69), a second rotating shaft (70), a first deep groove ball bearing (71), a crank arm (72), two fixing seats (73), a connecting piece (74) and a rotary sealing door (75), wherein the third guide rail (60) is arranged on the upper surface of the mounting plate (2), the nut seat (61) is arranged on the third guide rail (60) in a sliding manner, the second lead screw nut (62) is arranged in the nut seat (61), the sealing cover bearing seat (63) is arranged on the upper surface of the bottom plate (36), and the second lead screw (64) is arranged in the sealing cover bearing seat (63), the fifth synchronous wheel (66) is arranged on the side surface of the motor mounting base (9), one end of the second lead screw (64) is screwed on the second lead screw nut (62), the other end of the second lead screw (64) is arranged in the fifth synchronous wheel (66), the fifth synchronous belt (65) is arranged between the fifth synchronous wheel (66) and the first synchronous wheel (11), one end of the driving arm (67) is arranged on the nut seat (61), the limit block (68) is arranged between the driving arm (67) and the bottom plate (36), the oil seal seat (69) is arranged on the outer side surface of the needle waste box (14), the second rotating shaft (70) is arranged in the needle waste box (14), and the first deep groove ball bearing (70) is arranged on the inner side surface of the needle waste box (14), one end of the second rotating shaft (70) is positioned in the first deep groove ball bearing (71), the other end of the second rotating shaft (70) penetrates through the oil seal seat (69) and is in transmission connection with the other end of the driving arm (67) through the crank arm (72), the rotary sealing door (75) is arranged in the needle waste box (14), the two fixing seats (73) are respectively arranged on the lower surface of the rotary sealing door (75), and the two fixing seats (73) are respectively fixed with the second rotating shaft (70) through the connecting piece (74).

3. A needle handling assembly according to claim 2, wherein: the dustbin conveying and sealing mechanism (5) also comprises two second photoelectric switch sensors (76), two third photoelectric switch sensors (77), a first photoelectric switch sensing sheet (78) and a second photoelectric switch sensing sheet (79), the two second photoelectric switch sensors (76) are respectively arranged on the upper surface of the bottom plate (36), and respectively corresponding to two ends of a first guide rail (37), a third photoelectric switch sensor (77) is arranged on the inner side surface of the first sliding transfer block (39), another third photoelectric switch sensor (77) is arranged on the inner side surface of the second sliding transfer block (40), the first photoelectric switch induction sheet (78) is arranged on the outer side surface of the first sliding transfer block (39), the second photoelectric switch induction sheet (79) is arranged on the supporting seat (46).

4. A needle handling assembly according to claim 3, wherein: the medial surface of syringe needle waste product case (14) be equipped with first sealed rubber ring (80), connecting piece (74) with rotatory sealing door (75) between be equipped with spring leaf (81), the one end of spring leaf (81) be located connecting piece (74) on, the other end top of spring leaf (81) press the lower surface of rotatory sealing door (75), the lower surface of mounting panel (2) be equipped with second sealed rubber ring (82).

5. A needle handling assembly according to claim 4, wherein: the upper surface of the mounting plate (2) is provided with a needle head processing circuit board (83) and an assembly processing circuit board (84).

6. A needle handling assembly according to claim 5, wherein: a first bushing (85) is arranged between the guide shaft (32) and the plastic bearing seat (29), a second bushing (86) is arranged between the supporting plate guide post (44) and the guide plate (41), and the two cams (48) are respectively provided with a second deep groove ball bearing (87).

7. A needle handling assembly according to claim 6, including: the dustbin supporting plate assembly (43) comprises a supporting plate supporting body (88), two limiting pressing blocks (89) and a limiting supporting plate (90), wherein the supporting plate supporting body (88) is supported by the supporting plate guide post (44), the two limiting pressing blocks (89) are respectively arranged on the upper surface of the supporting plate supporting body (88) in parallel, the limiting supporting plate (90) is arranged between the two limiting pressing blocks (89) in a sliding mode, and the upper surface of the limiting supporting plate (90) is provided with a placing groove (91) and a push-pull groove (92).

8. A needle handling assembly according to claim 1, 2, 3, 4, 5, 6 or 7, wherein: two tensioning wheel fixing pieces (93) are arranged on the side face of the motor mounting base (9), tensioning wheels (94) are arranged on the tensioning wheel fixing pieces (93), one tensioning wheel (94) is pressed against the surface of the first synchronous belt (12), and the other tensioning wheel (94) is pressed against the surface of the fifth synchronous belt (65).

9. A needle handling assembly according to claim 1, 2, 3, 4, 5, 6 or 7, wherein: the dustbin conveying and sealing mechanism (5) further comprises a line passing plate (95) and a fourth photoelectric switch sensor (96), wherein the fourth photoelectric switch sensor (96) is arranged in the line passing plate (95), and when the dustbin supporting plate assembly (43) rises to the limit height, the fourth photoelectric switch sensor (96) corresponds to the dustbin supporting plate assembly (43).

10. A needle handling assembly according to claim 1, wherein: the upper surface of the limiting frame piece (24) is provided with a cutting knife pressing piece (97) capable of swinging up and down, and the cutting knife pressing piece (97) can downwards press the second cutting knife (17).