KR100384389B1 - cannula auto assembly machine - Google Patents

Abstract

The present invention can be inserted into the blood vessels or affected part of the patient to facilitate the administration of nutrients such as glucose in ringgel disease or various liquid therapeutic drugs or to produce a flexible cannula used to remove pus from the affected part. The present invention relates to a cannula automatic assembly device for easily and easily assembling wedges, tubes, and hubs constituting the cannula. In order to reduce the waste of manpower and to switch to mass production, Wedges, tubes, and hubs that make up the cannula can be supplied to the insertion pin of the index disc, which is configured to accurately rotate and transfer each material such as wedges, tubes, and hubs. It is possible to detect the supply status immediately at that time and to quickly respond to it. In addition to the combination of the supplied materials, it facilitates the cutting operation to sharply cut the upper end of the tube, and the various means of operation, such as to automatically and quickly bring the assembled cannula out to the outside quickly and accurately By maximizing the work efficiency by installing and using them, it is possible to automatically mass produce high quality cannula even if you are not a professional.

Description

Cannula auto assembly machine

The present invention can be inserted into the blood vessels or affected part of the patient to facilitate the administration of nutrients such as glucose in ringgel disease or various liquid therapeutic drugs or to produce a flexible cannula used to remove pus from the affected part. The present invention relates to a cannula automatic assembly device for easily and easily assembling a wedge, a tube, and a hub constituting the cannula.

In general, when it is necessary to continuously administer a nutrient or a therapeutic drug such as antibiotics in the blood vessel of the patient, usually place an intravenous injection. In this case, as shown in FIG. The needle 20, in which the cannula 10 made of an inert substance (3-Stripe Fluorinated Carbon Resin), which is harmless and does not dissolve in the blood, is inserted into the blood vessel of the patient, is inserted into the blood vessel of the patient. 10) After removing the metal needle 20 in the penetrated state of the penetrate, the cannula 10 is coupled to the distal end of the discharge tube connected to discharge the therapeutic drug filled inside the ring gel bottle, drug, etc. The cannula 10 was to be administered intravenously.

Thus, in order to produce a cannula 10 'used to insert a drug into a blood vessel of a patient or to drain a pus or the like by inserting it into an affected part, a tube 12 is first coupled to a wedge 11, and a tube 12 ) Is deeply coupled to the hub 13 as if to cover the combined wedge 11, the assembly is completed, and when the assembly is completed, the end of the tube 12 is cut to a predetermined length to produce the cannula 10 To complete and complete the production cannula (10) had to go through a number of complex and precise work that must be carried out.

However, the conventional cannula assembly devices that have been made up to now are not enough to perform various complicated tasks, each takes a long time, wasteful manpower, and high quality of defects during the assembly process. As a result, it was not possible to mass-produce high quality cannula as a result of this, and as a result, there were various problems such as an increase in unit price of the product.

The present invention has been made to solve the conventional problems as described above, in producing a cannula (cannula), the cannula in order to reduce the waste of manpower and to switch to a mass production system, as well as the need for more time than necessary It facilitates the supply of materials to the insertion pin of the index disc, which is configured to precisely rotate and transfer each material such as wedges, tubes, and hubs constituting the cannula to each working position divided at regular angles. The condition can be detected immediately at that time to quickly cope with it, as well as to facilitate the cutting operation of cutting the top of the tube as well as joining the supplied materials. It is possible to organically connect various working tools such as automatic and quick export to the outside quickly and accurately. The aim is to automatically produce high-quality cannula even if you are not a professional.

Figure 1 is an overall configuration of the cannula to be manufactured by the present invention.

2 is an overall system configuration diagram of an apparatus for realizing the present invention.

Figure 3 is a main configuration of the wedge supply means of the present invention.

4A, 4B and 4C are diagrams showing the main components of the tube supply means of the present invention.

Figure 4a is a configuration diagram of the tube supply device.

Figure 4b is a configuration diagram of the secondary tube insertion device.

Figure 4c is a configuration of the tube detection device.

Figure 5 is a main configuration of the coupling means of the tube and wedge of the present invention.

6A and 6B are main configuration diagrams of hub coupling means of the present invention;

6A is a configuration diagram of a hub supply device.

Figure 6b is a configuration diagram of the secondary hub insertion device.

Figure 7a, Figure 7b is a state configuration of the main portion of the cutting and cutting tip removal means of the hub of the present invention,

7A is a front view.

7B is a side view.

Figure 8 is a main configuration of the assembled cannula carrying out means of the present invention.

9 is a diagram showing the main parts of an index disc driving means of the present invention;

♣ Explanation of symbols for the main parts of the drawing

A: Wedge feeding means B: Tube feeding means

C: Tube and wedge joining means D: Hub joining means

E: Hub cutting and cutting tip removal means F: Cannula carrying means

G: Index disc drive means 10: Cannula

11: Wedge 12: tube

13: Hub 50: Index disc drive device

100: wedge feeder 200: tube feeder

300: secondary tube insertion device 400: tube detection device

500: tube coupling device 600: hub supply device

700: secondary hub insertion device 800: tube cutting device

900: cannula discharge device 1000: cannula discharge detection device

Referring to the present invention in detail based on the accompanying drawings to achieve the above object is as follows.

The overall system configuration of the present invention in the configuration of the cannula assembly device as shown in Figure 2,

Wedge supply means (A) configured to supply a wedge to an insertion pin integrally formed on an upper surface of the index disc rotated by a motor;

The tube supply means configured to supply a tube onto the wedge supplied to the insertion pin by the wedge supply means (A), insert the supplied tube deeply into the insertion pin, and detect whether the tube is properly inserted into the insertion pin. (B),

Tube and wedge coupling means (C) configured to couple the wedge and the tube sequentially supplied to the insertion pin by the wedge supply means (A) and the tube supply means (B), respectively;

A hub coupling means (D) configured to supply a hub to the upper side of the tube and the wedge coupled to the insertion pin by the tube and the wedge coupling means (C), and to insert the supplied hub deeply;

Hub cutting and cutting tip removal means (E) and configured to cut the upper end of the tube in the state that the hub is supplied deeply inserted by the hub coupling means (D), and to remove the cut cutting tip;

The cannula carrying out means (F) configured to carry out the assembled cannula in the state in which the upper end of the tube is sharply cut by the hub cutting and cutting tip removing means (E), and to confirm the unloading;

The cannula automatic assembly device consisting of the index disc driving means (G) for selectively moving a predetermined number of insertion pins integrally formed on the upper surface of the index disc to sequentially operate the respective means to the operating position of the means.

When explaining the parts of the present invention made in this way in more detail as follows.

Wedge supply means (A) of the present invention, as shown in the accompanying drawings, Figure 3 forms a spiral movement path 111 on the inner circumferential surface, and generates a constant vibration to the wedge (wedge 11) housed therein Shooter 110 and configured to sequentially transport along the spiral movement path 111,

The wedges 11 which are connected to and installed on the end of the spiral moving path 111 of the shooter 110 are transferred to the cylinder 121 one by one and dropped into the vertically installed wedge supply pipes 122 so as to be dropped by the motor 51. It is supplied to the insertion pin 53 formed integrally on the upper surface of the rotating index disk 52, to facilitate the supply of the wedge 11 by blowing air to the air spray nozzle 123 installed on the upper side of the wedge supply pipe 122 The wedge 11 is installed to grip the wedge 11 coupled to the insertion pin 53 under the wedge supply pipe 122 to the gripping portion 124a to check the supply state of the wedge 11 as the conduction of electricity. It consists of a wedge supply device 100 composed of (124).

And the tube supply means (B), the hopper 210 is filled with the tube 12 is cut to a certain length as shown in the accompanying drawings Figure 4a to Figure 4c, 45 ° below the hopper 210 Rotating hole 220 which is installed at an angle and has a suction groove 221 having a plurality of vacuum holes 221a on the inner surface thereof so as to vertically supply the tubes 12 filled in the hopper 210 while vacuum-sucking them one by one. ), And a finger 241 for selectively gripping the tube 12 vertically supplied from the pivoting hole 220 on the upper side and pressed with the guide rod 231 operated up and down by the cylinder 230. The main block 250 is operated up and down to supply the material primarily to the lower insertion pin 53 with a guide block 241 for selectively holding the tube 12 supplied downward by the block 242. Tube feeder 200 is configured as),

The piston 311 is provided in the cylinder 310 vertically installed the tube 12 transferred in a state of being primarily inserted above the insertion pin 53 into which the wedge 11 is inserted by the tube supply device 200. Secondary tube insertion device 300 and configured to be inserted more deeply by lowering the,

The tube 12 deeply inserted by the secondary tube inserting device 300 is opened to the left and right by the cylinder 410 while the clamper 411 is installed to grip the tube 12 so that the supply state of the tube 12 is electrically conducted. It consists of a tube detecting device 400 configured to check whether or not.

In addition, the coupling means (C) of the tube and wedge are sequentially supplied to the upper end of the wedge (11) inserted into the insertion pin (53) by the tube supply means (B) as shown in the accompanying drawings. The elevating block 512 is installed so that the lower end of the tube 12 can be coupled to the upper end of the wedge 11 by being guided by the guide rod 511 by the cylinder 510 installed on the upper side.

The lifting block 512 is provided with a clamper 520 that grips the tube 12 while operating by cylinders 520 installed at both ends thereof, and grips the tube 12 with the clamper 520 to lift the block. Lowering 512 is made to join the tube (12).

And, the hub coupling means (D), as shown in Figure 6a to 6b of the accompanying drawings to form a spiral movement path 611 on the inner circumferential surface, generating a constant vibration to the hub (13) housed therein A shooter 610 configured to sequentially transfer along the spiral moving path 611,

The pivoting hole 621 into which the hub 13 to be connected and installed in connection with the spiral moving path 611 of the shooter 610 is inserted is rotated by the cylinder 620 and dropped into the hub supply pipe 621 installed vertically. And a hub supply device 600 configured to supply the hub 13 to the upper side of the tube 12 coupled to the tip of the wedge 11.

Secondary hub insertion apparatus 700 configured to lower the piston 711 by the cylinder 710 installed vertically to the hub 13 transferred in the state supplied by the hub supply apparatus 600 to be inserted deeper. )

On the other hand, the tube cutting and cutting tip removal means (E), as shown in the accompanying drawings Figure 7a to 7b the hub 13 is supplied by the hub coupling means (D) tube deeply inserted ( 12) the lifting block 820 is installed to move up and down while receiving the guidance of the guide rod 811 by the operation of the cylinder 810 so as to guide and insert the upper end cutting sharply, the lifting block 820 At the bottom, a cutting tip removing chamber 830 detachably installed to suck and remove the cutting tip 12 ′ of the tube 12 connected to a vacuum suction device (not shown) using the suction tube 831. Is connected to penetrate and constitutes a tube guide 821 so that the tube 12 is inserted and guided,

On the side of the elevating block 820 is a tube cutting device 800 configured by a cutting knife 841 which cuts the tube 12 inserted into the tube guide 821 into a predetermined length while being operated by the cylinder 840. Is done.

And, the cannula carrying means (F) of the present invention, as shown in Figure 8a and 8b attached to the integral wedge 911 to move forward and backward, left and right by the operation of the cylinder 910 on both sides. And a clamping device 920 having two clampers 921 and 922 for alternately clamping or unclamping the hub 13 portion of the cannula 10 which has been assembled and conveyed by the assembly. The canopy 10 is assembled to release the assembled cannula 10 by moving the clamper 921 and 922 with a motor or a cylinder (not shown) such that the directions of the two clampers 921 and 922 are opposite to each other. And the cannula carrying device 900,

The cannula carrying device 900 is installed so that the insertion pin 53 is in contact with the semi-circular power plate 110 installed in front whether the cannula 10 has been carried out, and configured to check whether the electric conduction is conducted. It is made of a cannula discharge detection device (1000).

In addition, the index disc drive means (G) of the present invention, as shown in Figure 9 attached to the motor (51) to automatically assemble the cannula 10 by repeatedly operating the respective means sequentially. Fixed by a predetermined number of stops 54 integrally formed with a stop hole 54a on the bottom surface of the index disc 52 formed by forming a predetermined number of insertion pins 53 that are divided by a predetermined angle on the upper surface. Install it,

Insertion pin 53 formed on the top surface of the index disc 52 by installing a stopper to selectively engage the stop pin (55a) spun by the operation of the cylinder 55 in the stop hole (54a) of the stop (54) The index disc drive device 50 is configured to be selectively stopped at the predetermined position accurately.

The present invention as described above is not limited by the above embodiment at all.

Referring to the operation state of the present invention configured as described above in each step sequentially as follows.

First, when the entire system is operated by applying power to the automatic cannula assembly of the present invention, the wedge 11 filled therein is continuously moved while the shooter 110 constituting the wedge supply means A continuously vibrates ( 111) is gradually moved upwards.

The wedge 11 which is sequentially moved upward as described above, the wedge supply pipe 122 is moved vertically by a pneumatic cylinder 121 installed in conjunction with the end portion by the spiral movement 111 of the shooter 110 is installed vertically Dropped through and supplied to any one of the insertion pin 53 formed integrally on the upper surface of the index disc 52 to be rotated by the motor (51).

At this time, the air injection nozzle 123 installed on the upper side of the wedge supply pipe 122 ejects air to facilitate the drop supply of the wedge 11.

When the wedge 11 is supplied as described above, it is transferred to the wedge detecting unit 124, and the wedge 11 coupled to the insertion pin 53 is gripped by the gripping unit 124a of the wedge detecting unit 124 so that the wedge ( 11) It automatically detects whether it is properly supplied.

That is, power (-) is connected to one side of the gripping portion 124a and (+) power is connected to the other side, so that if the wedge 11 is properly supplied to the insertion pin 53, the power will be turned on. If (11) is not properly supplied, the power is shorted and the alarm sound is indicated.

After passing through the wedge supply means (A) without any abnormality, the insertion pin 53 into which the wedge 11 is inserted is transferred to the tube supply device 200 constituting the tube supply means (B).

Then, the suction hole 221 formed on the outer circumferential surface of the hopper 210 is rotated while the rotating hole 220 installed at an angle of 45 ° on the lower side of the hopper 210 filled with the tube 12 cut to a predetermined length and the lower side of the hopper 210. If matched, one tube 12 drops from the hopper 210 to the adsorption groove 221.

At this time, since the vacuum hole 221a is formed in the inner surface of the suction groove 221, the tube 12 is vacuum-adsorbed, so that the tube 12 can be easily supplied vertically.

As described above, the tube 12 vertically supplied from the rotating hole 220 is gripped by the finger 241 installed in a state supported by a spring (not shown) below the rotating hole 220.

As described above, the tube 12 gripped by the finger 241 is pressed by the push block 242 to which the guide rod 231 descending by the cylinder 230 opens the finger 241 and at the same time the guide rod 231 is coupled. It is moved into the guide block 240.

At this time, the guide block 240 is held by the cylinders 242, one each installed on both sides to hold the tube 12 while opening or contracting to the left and right.

As described above, the tube 12 held in the guide block 240 has the main block 250 coupled with the guide block 240 integrally descending while the insertion pin 53 of the index disc 52 installed below. It is supplied to and is properly inserted into the primary.

The tube 12 conveyed in the state inserted primarily by the tube supply device 200 descends the piston 311 provided in the cylinder 310 vertically transferred to the secondary tube inserting device 300. Insert it deeper.

The tube 12 inserted deeply by the secondary tube inserting apparatus 300 is transferred to the tube detecting apparatus 400, and here the tube 12 is gripped by a finger 411 operated by the cylinder 410. Check the state of supply of (12) by electric conduction.

That is, when the tube 12 is supplied, since the tube 12 is made of a material which is not energized, electricity is short-circuited, and when the tube 12 is not supplied, electricity is conducted and an alarm sound sounds.

As such, the insertion pin 53 into which the tube 12 is inserted through the tube supply means B is transferred to the coupling means C of the tube and the wedge.

Then, the clamper 521 is operated by the cylinders 520 installed at both ends of the elevating block 512, and the tube 12 is gripped and the elevating block 512 installed at the upper side is lowered to the cylinder 510. The lower end of the tube 12 is forcibly coupled to the upper end of the wedge 11.

As such, the insertion pin 53 in which the tube 12 is firmly inserted into the wedge 11 through the coupling means C of the tube and the wedge has a hub supply device 600 constituting the hub coupling means D. Is transferred to.

Then, the shooter 610 continuously vibrates, and the hub 13, which is filled in the inside and is made of non-electric paper, is gradually moved upward through the spiral movement path 611, so that the shooter 610 of the shooter 610 is upside down. It is inserted into the rotating hole 621 is installed in connection with the end of the spiral moving path (611).

When the hub 13 is sequentially inserted into the rotational opening 621 as described above, the rotational opening 621 is rotated by the pneumatic cylinder 620 and turned upside down, so that the hub 13 is installed vertically in a linear state properly. Dropped through the supply pipe 621 is supplied primarily to the insertion pin 53 is inserted as if to cover the wedge (11).

Then, the insertion pin 53 in the state in which the hub 13 is primarily supplied by the hub supply device 600 is transferred to the secondary hub insertion device 700 and then provided in the vertically installed cylinder 710. The piston 711 is lowered to insert the hub 13 deeper into the outer surface of the wedge 11.

Through the hub supply means (D) as described above, the insertion pin 53 of the hub 13 is firmly inserted into the wedge 11 is a tube cutting device constituting the tube cutting and cutting tip removal means (E). Is transferred to 800.

Then, the cylinder 810 is operated to lower the elevating block 820 coupled to the guide rod 811 to insert the tube 12 into the inside of the tube guide 821 and guide the tube 12 simultaneously. The cutting knife 841 is operated by the cylinder 840 installed on the side of the lifting block 820 to cut the tube 12 inserted into the tube guide 821 so as to have a constant length.

At this time, the cutting tip 12 ′ above the cut tube 12 is sucked and cut through the suction pipe 831 connected to penetrate the tube guide 821 by a separate vacuum suction device (not shown). The tip removal chamber 830 is stacked.

On the other hand, when the cutting tip 12 'is filled in the cutting tip removal chamber 830, since the cutting tip removal chamber 830 is detachably coupled to, such as screwing, etc., the cutting tip 12' is removed to remove the cutting tip 12 '. Just do it.

Through the tube cutting and cutting tip removal means (E) as described above, the insertion pin 53 into which the cannula 10 is inserted into a state where the top of the assembled tube 12 is sharply cut is a cannula carrying means. It is conveyed to the cannula conveying apparatus 900 which comprises (F).

Then, after the clamping device 920 is lowered in the state where the clamper 921 toward the insertion pin 53 side of the two clampers 921 and 922 is opened, the integral wedge 911 is clamped by the cylinder 910. The hub 13 of the assembled cannula 10 is gripped by closing the clamper 921 that is opened by advancing toward 921.

At this time, the clamper 922 of the other side is opened in the opposite direction to the clamper 921 of the one side. Falls to the export box 930 is carried out to the outside.

Meanwhile, as described above, the cannula 10 held by the clamper 921 on one side is lifted out when the clamping device 920 is lifted and the cannula 10 is completely removed from the insertion pin 53. The clamper on one side where the assembled cannula 10 was gripped by rotating the wedge 911 in the opposite direction while being rotated 180 ° in the opposite direction by a separate stationary motor or cylinder, etc. toward 930. As the 921 is opened, the cannula 10 falls to the export box 930 and the operation of carrying out to the outside is repeated.

The empty insert pin 53, which is assembled and detached from the cannula 10 and peeled upward, is transferred to the cannula discharging detecting apparatus 1000, and is in contact with the surface of the semicircular power plate 1100, so that electricity is conducted. It is checked whether (10) has been taken out.

If the cannula 10 has not been removed, the power supply is shorted due to the contact of the non-conducting tube 12 to the semicircular power plate 1100, thereby warning that the cannula 10 has not been taken out. Tell it by sound.

Here, the index disc 52 rotates by the motor 51, and when the insertion pins 53, which are dividedly installed at predetermined angles on the upper face, exactly match the devices provided in the respective means, the index disc 52 is located on the bottom surface of the index disc 52. By selectively engaging the stop pin (55a) coming out by the operation of the cylinder 55 to the stop hole (54a) of the formed stop (54) to stop the index disc 52, the insertion pin 53 is accurately positioned To stop.

The present invention can continuously assemble the cannula 10 in large quantities by repeating the above operation continuously.

In the present invention as described above, in assembling the cannula, the material is automatically supplied to the wedge or the tube and the hubs that are performed in each step, and thus the material can be easily supplied.

And in checking the supply status of these materials, whether the power supply according to the material characteristics of the materials to detect the supply status of the material immediately at that time to sound an alarm sound or to flash the alarm lamp or to stop the operation temporarily It is very easy to work because it can automatically respond to this by electrical operation such as losing.

In addition, the cutting operation of cutting the top of the tube constituting the assembled cannula as well as the combination of the supplied material is also automatically complete, there is no failure rate at all.

On the other hand, it is possible to get the finished product by automatically and accurately bringing out the fully assembled cannula to the outside quickly and accurately. It is a very breakthrough invention.

Claims (8)

In constructing the cannula assembly device, Wedge supply means configured to supply a wedge to an insertion pin integrally formed on an upper surface of the index disc rotated by a motor; A tube supply means configured to supply a tube onto the wedge supplied to the insertion pin by the wedge supply means, insert the supplied tube deeply into the insertion pin, and detect whether the tube is properly inserted into the insertion pin; A tube and wedge coupling means configured to couple the wedge and the tube sequentially supplied to the insertion pin by the wedge supply means and the tube supply means, respectively; A hub coupling means configured to supply a hub to the upper side of the tube and the wedge coupled to the insertion pin by the tube and the wedge coupling means, and to insert the supplied hub deeply; A hub cutting and cutting tip removing means configured to cut the upper end of the tube in a state in which the hub is supplied and deeply inserted by the hub coupling means to a predetermined length, and remove the cut cutting tip; A cannula carrying means configured to carry out the assembled cannula in a state where the top of the tube is cut by the hub cutting and cutting tip removing means, and to confirm unloading; Cannula automatic assembly device, characterized in that consisting of the index disc drive means for selectively moving a predetermined number of insertion pins integrally formed on the upper surface of the index disc to operate the respective means sequentially to the operation position of the means . The method of claim 1, The wedge supply means, A shooter configured to form a spiral moving path on an inner circumferential surface and to sequentially transfer wedges stored therein by generating a constant vibration along the spiral moving path; The wedge, which is connected to the end of the spiral movement path of the shooter, is transferred to the pneumatic cylinder one by one and is dropped into the vertically installed wedge supply pipe, and is supplied to the insertion pin integrally formed on the upper surface of the index disc rotated by the motor. A wedge that blows air with an air spray nozzle installed in the air to facilitate the supply of the wedge, and a wedge coupled to the insertion pin under the wedge supply pipe is installed to be gripped by a grip part to check the supply state of the wedge by electric conduction. Cannula automatic assembly device, characterized in that consisting of a wedge feeder configured as a sensing device. The method of claim 1, The tube supply means, While the hopper is filled with a material cut to a certain length, and the suction groove 221 is installed at a 45 ° angle on the lower side of the hopper having a plurality of vacuum holes on the inner surface to vacuum suction the material filled in the hopper one by one Rotating opening to rotate vertically, and the finger to selectively hold the tube vertically supplied from the rotating hole on the upper side and the material supplied downward by the guide rod and the push block operating up and down by the cylinder A tube supply device comprising a main block which is operated up and down so as to supply a material to the lower insertion pin first with a guide block selectively gripping, A secondary tube inserting device configured to be inserted deeper by lowering a piston provided in a cylinder vertically installed with a tube conveyed in a state of being primarily inserted into an upper side of an insertion pin into which a wedge is inserted by the tube supplying device; Cannula automatic, characterized in that the tube inserted deeply by the secondary tube inserting device is installed so as to grip the left and right by the cylinder is configured to check the supply state of the wedge by the conduction of electricity. Assembly device. The method of claim 1, The coupling means of the tube and wedge, The elevating block is installed so that the lower end of the tube sequentially supplied to the upper end of the wedge inserted into the insertion pin by the tube supply means is guided by the guide rod by the cylinder installed on the upper side to move up and down. and, And a clamper for gripping a tube while operating by cylinders installed at both ends of the elevating block, and gripping the tube with the clamper, thereby lowering the elevating block to combine the tube. The method of claim 1, The hub coupling means, A shooter configured to form a spiral moving path on an inner circumferential surface and to transfer the hub housed therein sequentially along the spiral moving path by generating a constant vibration; The hub is connected to the end of the spiral movement path of the shooter to move the hub transported one by one to drop to the vertically installed hub supply pipe to supply the hub to the upper side of the tube coupled to the tip of the wedge by the tube and wedge coupling means Configured hub feeder, And a secondary hub inserting device configured to lower the piston provided in the cylinder vertically installed with the hub conveyed in the state supplied by the hub supplying device to be inserted deeper. The method of claim 1, The hub cutting and cutting tip removal means, The lifting block is installed so that the hub is supplied by the hub coupling means to insert and guide the upper end of the tube deeply inserted into the tube, and the cutting block is guided by the operation of the cylinder. The lower end of the elevating block is connected to the vacuum suction device so that the cutting tip is detachably installed so as to suck and remove the cutting tip of the cut tube is connected to penetrate through the suction tube and the tube guide is inserted into the tube guide Configure Side of the lifting block is a cannula automatic assembly device, characterized in that made of a tube cutting device consisting of a cutting knife for cutting the tube inserted into the tube guide while operating by the cylinder. The method of claim 1, The cannula carrying means, The clamping device is provided with two clampers for alternately clamping or unclamping the hub portion of the cannula which is assembled and completed by an integral wedge which is moved forward and backward to the left and right by the operation of the cylinder. A cannula dispensing device configured to lift and lower the device and simultaneously rotate the two clampers so that their directions are opposite to each other; The cannula discharging device, characterized by the cannula dispensing device configured to check whether the cannula is carried out by the cannula discharging device so that the insertion pin is in contact with the semi-circular power plate installed at the front. Automatic assembly device. The method of claim 1, The index disc drive means, A predetermined number of stop pins are formed on the bottom surface of the index disc by rotating a motor and automatically forming a predetermined number of insertion pins, each of which is divided at a predetermined angle, so as to automatically assemble the cannula by sequentially and repeatedly operating the respective means. Fix the fixed number of stops integrally, Cannula characterized in that the stopper of the stopper to selectively engage the stop pin to be spun by the operation of the cylinder to the stopper of the stopper to the index disc drive device to stop the insertion pin formed on the index disc precisely at a predetermined position Automatic assembly device.