KR20190137022A - assembling apparatus of cap and rubber stopper using vaccum suction type for blood collection tube, and assembling method - Google Patents

Abstract

The present invention relates to an assembly apparatus of a cap and a rubber stopper in a blood collection tube using a vacuum suction type and an assembly method using the same and, more specifically, to an assembly apparatus and an assembly method using the same, wherein the assembly apparatus enables the rubber stopper to be regularly positioned in the cap by using a suction rod with vacuum pressure during a process of mounting the rubber stopper in an upper portion of the cap, and then mounts a portion of the rubber stopper on the cap by inserting the portion of the rubber stopper into the cap by a predetermined depth. Accordingly, shaking of the rubber stopper can be prevented even when a turntable is rotated, thereby improving defect rates.

Description

Assembling apparatus of cap and rubber stopper using vaccum suction type for blood collection tube, and assembling method}

The present invention relates to a device for assembling a cap and a rubber stopper of a blood collection tube using a vacuum adsorption method, and an assembly method using the same. More specifically, an adsorption rod having a vacuum pressure acted upon performing a process of seating a rubber stopper on an upper part of a cap is provided. By positioning the rubber stopper on the cap by using the cap and inserting the rubber stopper into the cap in a predetermined depth, the assembly device can be improved to prevent the rubber stopper from shaking even when the turntable is rotated. It is about.

As the technology of clinical trials has advanced rapidly, a wide range of blood tests, including serum biochemistry, serum immunoassays, and hemocytometers, have contributed greatly to the prevention and early diagnosis of the disease.

Blood tests are taken in certain containers during the process of collecting, storing, transporting and processing a certain amount of blood, regardless of the subject or type of test. At this time, the most common of the vessels used is a blood collection tube, and some blood collection tubes are easily decompressed inside to draw blood into the container by decompression.

These blood collection tubes are of various kinds depending on the use and size, but generally have a structure in which the inlet of the cylindrical tube is sealed with a rubber stopper and the outside of the rubber stopper is covered with a cap. And the outer peripheral surface of the tube is labeled with a label for recording product and blood collection information, the inside of the tube is filled with gel.

In order to make a blood collection tube, a rubber stopper that can safely protect a sample such as vacuum and blood, and a cap that can safely seal a rubber stopper are combined or assembled with each other.

Thus, in order to manufacture a blood vessel, the cap and the rubber stopper must be assembled first. The assembly speed of the cap and the rubber stopper is the variable that most influences the productivity of the blood vessel. Therefore, a device for automatically assembling the cap and the rubber stopper is used.

Korean Patent Registration No. 10-1475058 discloses a blood vessel cap assembly device.

The assembly apparatus is provided so that the support members formed with seating grooves are spaced apart at predetermined intervals along the circumferential direction so that the cap can be seated, the turntable rotated by the driving unit, and seat the aligned caps on the seating grooves of the support member. A first feeding unit, a second feeding unit installed adjacent to the first feeding unit along the rotational direction of the turntable, and seating rubber packings on the upper end of the cap so that the insertion part is located upward, and a second along the rotational direction of the turntable; It is installed adjacent to the feeding unit, the pressing unit for pressing the rubber packing so that the rubber packing seated on the top of the cap can be drawn into the inside of the cap, and is installed adjacent to the pressing unit along the rotation direction of the turntable, the rubber packing And a drawing unit which draws out the mounted cap from the supporting member.

In the case of using the conventional assembly apparatus as described above, it is difficult to accurately place the rubber stopper on the cap inlet because it is a structure that is picked up and lifted on both sides of the rubber stopper by the grip part of the forceps structure. In addition, even if the rubber stopper is placed in the correct position, the rubber stopper 200 is simply placed on the cap 5 as shown in Figure 8, so that the rubber on the top of the cap 5 during the turntable 20 is rotated Plug 200 may be shaken out of position. Therefore, when the rubber stopper is pressed in this state and inserted into the cap, there is a problem that the rubber stopper is crushed and a defective rate of about 2% to 3% occurs.

Republic of Korea Patent No. 10-1475058: blood collection tube cap assembly device

The present invention was created to improve the above problems, a method of assembling the cap and rubber stopper of the blood collection tube using a vacuum suction (Vacuum Suction) method in order to prevent the assembly failure generated in the process of assembling the cap and rubber stopper To provide.

Therefore, the present invention by positioning the rubber stopper to the cap using a suction rod that the vacuum pressure acts during the process of seating the rubber stopper on the top of the cap by inserting a portion of the rubber stopper in a predetermined depth into the cap It is an object of the present invention to provide an assembly apparatus and an assembly method using the same, which can improve a defect rate by preventing shaking of a rubber stopper even when the turntable rotates.

In the assembling apparatus for assembling the cap and the rubber stopper of the blood collection tube using the vacuum adsorption method of the present invention for achieving the above object in the assembly apparatus for assembling the cap and the rubber stopper by inserting a rubber stopper inside the cap formed with an opening A turntable rotatable in one direction; A jig installed at regular intervals along the circumferential direction of the turntable and having seating grooves on which the cap is seated; A first loading unit for seating the cap on the jig so that the opening faces upward; A second loading unit installed adjacent to the first loading unit to seat the rubber stopper on the top of the cap, and inserting a part of the rubber stopper into the opening; A pressurizing unit installed adjacent to the second loading unit and pushing the rubber stopper seated on the cap to the inner end of the cap; An extraction unit installed adjacent to the pressure unit to separate the cap into which the rubber stopper is inserted, from the jig; And a take-out detecting unit installed adjacent to the take-out unit to detect whether the cap is separated from the jig, wherein the rubber stopper is inserted into the cap and is formed in a circular shape, and one surface of the head part. It is formed to protrude in and has an insertion portion formed in a smaller diameter than the head portion, the second loading unit includes a vacuum rod is formed therein includes an adsorption rod that can be attached to the rubber stopper by vacuum pressure.

The head portion includes a base portion formed at the upper portion of the insertion portion, a guide portion formed at a lower portion of the base portion and gradually smaller in diameter as it proceeds downward to guide insertion when inserted into the cap. The part is formed on the base portion is inserted into the adsorption groove of the adsorption rod, and the body portion is formed on the upper portion of the body portion is formed to gradually decrease in diameter as it proceeds upward, the conical portion facing the vacuum flow path.

The adsorption rod has a suction groove provided in the lower portion and the insertion portion is inserted into the lower portion, the inner diameter is formed smaller than the outer diameter of the base portion and the outer diameter is formed in the upper portion of the cap, the upper portion of the holder and the suction groove and The vacuum passage to be connected is provided with a connection bar provided therein.

And a method of assembling the cap and rubber stopper of the blood collection tube using the vacuum adsorption method of the present invention for achieving the above object in the assembly method of assembling the cap and the rubber stopper by inserting a rubber stopper in the interior of the cap is formed with an opening A first loading step of seating the cap in a seating groove of a jig provided on a turntable such that the opening faces upward; A second loading step of seating the rubber stopper on the top of the cap after rotating the turntable at an angle; Pressing the rubber stopper seated on an upper portion of the cap after the turntable is rotated at an angle, and pushing the rubber stopper to the inner end of the cap; after rotating the turntable at an angle, the cap having the rubber stopper inserted therein is jig And a take-out step of separating from the second loading unit, wherein the second loading unit moves to the cap in a state in which the rubber stopper is attached by vacuum pressure to an adsorption rod having a vacuum flow path formed therein, and is seated in the opening.

In order to prevent the rubber stopper seated on the top of the cap from being out of position when the turntable rotates after the second loading step, the second loading step attaches the rubber stopper to the lower part of the suction rod by vacuum pressure. The suction rod is positioned in the opening of the cap, and then the suction rod is lowered to insert a portion of the rubber stopper into the cap to fix the rubber stopper to the cap.

As described above, the present invention raises the rubber stopper by using an adsorption rod with a vacuum pressure during the process of seating the rubber stopper on the upper part of the cap, and then positions the lower part of the rubber stopper by pressing the rubber stopper. It is seated in a shape of inserting the cap to a certain depth.

Thus, by attaching the rubber stopper to the suction rod in a vacuum adsorption method, the rubber stopper can be seated on the cap in the correct position and depth. This is different from the conventional techniques that only put the rubber stopper on top of the cap, and by this difference, the present invention is fixed in a state where the rubber stopper is inserted into the cap to a certain depth, so that the turntable is moved to the next process. Even if it rotates, the rubber stopper can be effectively prevented.

Therefore, the rubber stopper is inserted into the cap at an angle or the rubber stopper is prevented from phenomena to reduce the defect of the product, it is possible to reduce the manufacturing cost.

1 is an exploded perspective view showing a state in which the cap and rubber stopper assembled in accordance with the present invention is coupled to the blood collection tube,
Figure 2 is a cross-sectional view showing a state in which the cap and the rubber stopper of Figure 1 assembled,
3 is a front view of the assembling apparatus according to an embodiment of the present invention,
4 is a plan view of FIG. 3,
5 is a front view extracting the main portion of the second loading unit applied to FIG.
6 is a side view of FIG. 5,
7 is a schematic diagram schematically showing a process of a second loading step of seating a rubber stopper on the cap according to an embodiment of the present invention,
8 is a cross-sectional view showing a rubber stopper according to the prior art seated on the cap.

Hereinafter, with reference to the accompanying drawings will be described a device for assembling the cap and rubber stopper of the blood collection tube using a vacuum adsorption method according to a preferred embodiment of the present invention and an assembly method using the same.

1 and 2, the blood collection tube 1 has a structure in which the inlet of the cylindrical tube 3 is covered with a cap in which a rubber stopper 10 is assembled. The cap 5, to which the rubber stopper 10 is assembled, is coupled to the inlet of the tube 3 and serves to seal the tube 3.

Collection tube 3 is made of glass (Glass) or PET, PP, PE material, it can be made of any one of these materials. The blood collection tube may be 13 × 75 mm, 13 × 100 mm, 16 × 100 mm in size (diameter × length).

The cap 5 is empty inside and has an opening open at one side. The cap may be of various colors.

And the rubber stopper 10 is inserted into the cap (5) serves to seal the inlet of the tube (3) when the cap (5) is coupled to the tube (3). The rubber stopper 10 may be made of a material such as latex, elastomer, butyl rubber, etc., which have been tested for biological stability and effectiveness of the material required by the Food and Drug Administration (KFDA). . Among these, the butyl rubber rubber stopper can be easily combined with the tube by coating the surface of the rubber stopper with silicone (Si) based on the surface of the rubber stopper. It can last for more than six months.

The rubber stopper 10 used in the present invention has a structure as follows in view of being attached to the adsorption rod in a vacuum adsorption method.

The rubber stopper 10 is inserted into the cap 5 and is formed to have a circular head portion 11 and a protruding portion formed on one surface of the head portion 11 and having a smaller diameter than the head portion 11 ( 15).

The head portion 11 includes a base portion 12 having an insertion portion 15 formed thereon, and a guide portion 13 formed below the base portion 12.

The diameter of the base portion 12 is formed smaller than the inner diameter of the cap 5. The guide portion 13 is formed to gradually decrease in diameter as it proceeds downward. The guide portion 13 serves to guide the insertion when the head portion 11 is inserted into the cap 5. The structure of the head portion 11 provided with the guide portion 13 makes it easy to insert the head portion 11 into the cap 5.

Insertion portion 15 when combined with the tube 3 is a portion that is inserted into the inlet of the tube (3). Insertion portion 15 is composed of a body portion 17 formed on the upper portion of the base portion 12, and a cone portion 18 formed on the upper portion of the body portion 17.

Body portion 17 is formed in a circular shape. The body portion 17 is formed smaller than the diameter of the base portion 12. Body portion 17 is formed to protrude to a constant height from the upper portion of the base portion (12).

The cone portion 18 is formed on the upper portion of the body portion 17. Conical portion 18 is formed to be gradually smaller in diameter as it proceeds upwards is made of a pointed end. The cone portion 18 is formed to face the vacuum flow path of the suction rod to be described later. The cone portion 18 facilitates insertion into the suction groove when the insertion portion 15 is inserted into the suction groove of the suction rod by the vacuum pressure. And the center of the insertion part 15 can be matched with the center of a vacuum flow path by the cone part 18. FIG.

The present invention is an assembly apparatus for assembling the cap 5 and the rubber stopper 10 by inserting the rubber stopper 10 into the cap 5 described above.

1 to 7, the assembly device of the cap and the rubber stopper of the blood collection tube using the vacuum adsorption method according to an embodiment of the present invention, the turntable 20 and the circumferential direction of the turntable 20 that can be rotated in one direction The jig 21 is provided at regular intervals along the seating grooves 23 in which the cap 5 is seated, and the first loading unit seating the cap 5 on the jig 21 so that the opening faces upward. 30 and a second loading unit which is installed adjacent to the first loading unit 30 to seat the rubber stopper 10 on the upper portion of the cap 5, and inserts a part of the rubber stopper 10 into the opening. 40 and a pressurizing unit 60 installed adjacent to the second loading unit 40 and pushing the rubber stopper 10 seated on the upper portion of the cap 5 to the inner end of the cap 5, and a pressurizing unit ( 60 is installed adjacent to the dispensing unit 70 and the dispensing unit 70 for separating the cap 5, the rubber stopper 10 has been inserted from the jig 21, and is installed adjacent to the Air from the jig 21 is provided with a take-out detection unit 80 to detect whether the separation of the cap (5).

The turntable 20 is supported by the support frame 100 to be rotatable in one direction. To this end, the rotary shaft 110 is vertically installed on the upper portion of the support frame 100, and the turntable 20 is installed on the rotary shaft 110. The drive shaft 115 is horizontally installed below the rotating shaft 110. The drive shaft 115 and the rotation shaft 110 are connected by a gear.

The drive motor 105 is installed in the support frame 100. The drive motor 105 is connected to the drive shaft 115 by a belt to rotate the drive shaft 115, and when the drive shaft 115 rotates, the turntable 20 rotates together with the rotation shaft 110.

The turntable 20 is provided with a plurality of jigs 21. The jig 21 is installed at regular intervals along the circumferential direction of the turntable 20. In the illustrated example, a total of eight jigs 21 are installed along the circumferential direction of the turntable 20. Therefore, the turntable 20 rotates by 45 degrees periodically. In other words, after 45 degrees of rotation stops for a certain time and then rotates again 45 degrees.

In each jig 21, seating grooves 23 on which the cap 5 is seated are formed in a row. In the illustrated example, five seating grooves 23 are formed in a line in the jig 21. On the contrary, the mounting grooves 23 may be formed in each jig 21 or less than four or six or more.

The seating recess 23 is formed at a predetermined depth on the upper part of the jig 21. The diameter of the seating groove 23 is formed to a size that can be inserted into the cap (5). And the depth of the mounting groove 23 may be 1/3 to 2/3 of the height of the cap (5).

The first loading unit 30 serves to seat the cap 5 on the jig 21. The first loading unit 30 is located on the right side of the turntable 20. The first loading unit 30 picks up the cap 5 supplied from the cap supply unit 120 and inserts the cap 5 into the seating groove 23 of the jig 21. The cap 5 is supplied to the first loading unit 30 with the opening facing upward through the cap supply part 120.

The cap supply unit 120 includes a hopper 121 into which a plurality of caps 5 are inserted and stored, and a transfer guide member 125 to which the cap 5 discharged from the hopper 121 is transferred. Five caps 5 move simultaneously through the transfer guide member 125. Since the structure of the cap supply is a known technique, a detailed description thereof will be omitted.

The first loading unit 30 includes a pair of forceps members 31 facing each other, an actuator 33 for adjusting the distance between the forceps members 31, a cylinder 35 for moving the actuators 33 up and down; , The transfer part 37 for moving the cylinder 35 to the left and right.

Tong members 31 are respectively coupled to the left and right sides of the actuator 33. Therefore, by the operation of the actuator 33, the pair of forceps members 31 are narrowed or spaced apart. When the cap 5 is placed between the pair of tong members 31, the cap may be gripped while the gap between the tong members is narrowed by the operation of the actuator 33. A total of five pairs of tong members are installed side by side to hold five caps at the same time.

The actuator 33 can be lifted up and down by the cylinder 35, and the cylinder 35 can be moved left and right by the transfer part 37. The conveying unit is applied with the usual X-axis conveying means.

The actuator 33 is moved by the transfer unit 37 in the direction of the transfer guide member 125 of the cap supply unit 120 and then descends by the cylinder 35. Then, the cap 5 is gripped using the tong member 31, then lifted by the cylinder 35, and then positioned above the jig 21 mounted on the turntable 20 by the transfer unit 37. The cap 5 is lowered by the cylinder 35 and inserted into the seating groove 23 of the jig 21. The cap 5 seated on the jig 21 has an opening facing upward. After the cap 5 is seated on the jig 21, the forceps member 31 is lifted by the cylinder 35 by the actuator 33 after being spaced apart.

The second loading unit 40 is installed adjacent to the first loading unit 30. The second loading unit 40 is located on the rear side of the turntable 20. The second loading unit 40 serves to seat the rubber stopper 10 on the top of the cap (5).

The present invention, unlike the conventional technology that only puts the rubber stopper on the top of the cap, the second loading unit 40 because it seats in the form of inserting a portion of the rubber stopper 10 into the opening of the cap 5 rubber The stopper 10 remains fixed to the cap 5 without shaking.

The second loading unit 40 seats the rubber stopper 10 supplied from the rubber stopper supply unit 130 on the cap 5. The rubber stopper 10 is supplied to the second loading unit 40 with the insert 15 facing upward through the rubber stopper supply unit 130.

The rubber stopper supply unit 130 includes a hopper 131 into which a plurality of rubber stoppers 10 are inserted and stored, and a transfer guide member 135 to which the rubber stopper discharged from the hopper 131 is transferred. Five rubber stoppers 10 move simultaneously through the transfer guide member 135. Since the structure of the rubber stopper supply unit 130 is a well-known technique, a detailed description thereof will be omitted.

The second loading unit 40 includes a plurality of adsorption rods 41, a mounting frame 43 on which the plurality of adsorption rods 41 are aligned, and a cylinder for moving the mounting frame 46 up and down. And a conveying part 53 for moving the cylinder 51 back and forth.

The suction rod 41 has a vacuum flow path 45 formed therein to serve to attach the rubber stopper 10 by vacuum pressure. Unlike the prior art of picking up the left and right sides of the rubber stopper with two forceps, the present invention is different in that the rubber stopper 10 is attached to the suction rod 41 using a vacuum pressure.

The adsorption rod 41 is also provided with five adsorption rods 41 to seat the five rubber stoppers 10 at the same time. Five adsorption rods 41 are spaced at regular intervals from the mounting frame 46 and are installed in a line.

The adsorption rod 41 includes a holder 42 having a suction groove 43 provided at a lower portion thereof, and a connection bar 44 formed at an upper portion of the holder 42.

The circular suction groove 43 is larger in diameter than the body portion 17. The insertion part 15 is inserted into the suction groove 43. The inner diameter of the holder 42 is formed smaller than the outer diameter of the base portion 12, and the outer diameter of the holder 42 is formed larger than the inner diameter of the cap 5.

The upper portion of the connecting bar 44 is coupled to the mounting frame 46. The connection bar 44 has a vacuum passage 45 connected to the suction groove 43 therein.

The mounting frame 43 has an upper plate 47 connected to the cylinder 51, a lower plate 48 to which the connecting bar 44 is coupled, and a side plate connecting the upper plate 47 and the lower plate 48 to each other. 49 is provided.

The connection bar 44 of the suction rod 41 is screwed into the screw hole formed in the lower plate 48. Although not shown, the vacuum passage 45 of the connection bar is connected to the vacuum pump. Therefore, when the vacuum pump is operated, a vacuum pressure is generated in the suction groove 43.

The mounting frame 46 may be lifted up and down by the cylinder 51, and the cylinder 51 may be moved back and forth by the transfer part 53. The transfer unit 53 is a conventional Y-axis transfer means is applied.

The suction rod 41 is moved by the transfer part 53 in the direction of the transfer guide member 135 of the rubber stopper supply 130 and then descends by the cylinder 51. When the suction rod 41 is lowered, the insertion portion 15 of the rubber stopper 10 is inserted into the suction groove 43. When the vacuum pressure is applied to the suction groove 43 in this state, the rubber stopper 10 is strongly attached to the holder 42. The suction rod 41 to which the rubber stopper 10 is attached by the vacuum pressure is lifted by the cylinder 51 and then transferred by the transfer part 53 and positioned on the jig 21 mounted to the turntable 20. At this time, the rubber stopper 10 attached to the suction rod 41 is positioned above the opening of the cap 5 attached to the jig 21. As shown in FIG. 7, the rubber stopper 10 is inserted into the opening of the cap 5 while the suction rod 41 is lowered by the cylinder. Since the head portion 11 of the rubber stopper 10 is smaller than the inner diameter of the cap 5, the head portion 11 is all inserted into the cap 5. And when the head part 11 is inserted all in the cap 5, the edge part of the holder 42 is caught by the edge part of the cap 5, and the fall of the adsorption rod 41 is stopped. When the suction bar 41 is raised by the cylinder 51 after removing the vacuum pressure, the suction bar 41 is separated from the rubber stopper 10. The head portion 11 of the rubber stopper separated from the suction rod 41 is fixed while being inserted into the cap 5.

As such, the present invention does not simply put the rubber stopper 10 on the cap 5, but inserts a part of the rubber stopper 10 to the cap 5 to a predetermined depth, so that the rubber stopper 10 is connected to the cap 5. Can remain locked. Therefore, it is possible to solve the conventional problem that the rubber stopper 10 is shaken during the rotation of the turntable 20 to move away from the original position for the next process. In the prior art, since the rubber stopper 200 is simply placed on the cap 5 as shown in FIG. 8, when the turntable 20 rotates, the rubber stopper 200 may be shaken to move from the original position. In FIG. 8, reference numeral 21 denotes a jig in which the cap 5 is seated.

In the case of using the adsorption rod as shown in the present invention, while showing a conventional defective rate of about 2 to 3%, there is an effect of lowering the defective rate to 0 to 0.1%. The present invention is to prevent the phenomenon that the rubber stopper is inserted obliquely inside the cap or the rubber stopper to reduce the defect of the product, it is possible to reduce the manufacturing cost.

The pressurizing unit 60 is installed adjacent to the second loading unit 40. The pressurizing unit 60 serves to push the rubber stopper 10 seated on the top of the cap 5 to the inner end of the cap 5.

The pressurizing unit 60 is installed between the second loading unit 40 and the take-out unit 70.

Although not shown in detail, the pressurizing unit 60 includes a mounting plate, a plurality of pressurizing rods arranged in a row at a lower portion of the mounting plate, and a cylinder connected to an upper portion of the mounting plate to move the mounting plate up and down. Since the structure of the pressure unit is a known technique, a detailed description thereof will be omitted.

The pressurizing unit 60 pushes the rubber stopper 10 to the inner end of the cap 5 while moving the pressurizing rod up and down by the cylinder.

The taking out unit 70 is installed adjacent to the pressurizing unit 60. The taking out unit 70 is located on the left side of the turntable 20. The extraction unit 70 serves to separate the cap 5 into which the rubber stopper 10 is inserted from the jig 21.

Although not shown in detail, the ejection unit includes a pair of tong members facing each other, an actuator for adjusting the gap between the tong members, a cylinder for moving the actuator up and down, a transfer part for moving the cylinder left and right, and a separation from the tong member. It consists of a discharge chute to discharge the cap in a constant direction.

The forceps member, the actuator, the cylinder, and the transfer unit have the same structure as the first loading unit described above.

The tong member is lowered by the cylinder to pick up the cap with the rubber stopper assembled. Then, ascending by the cylinder, it is moved to the chute by the transfer unit. If the tong member is opened while being moved over the chute, the cap falls to the chute and is discharged into the collection box along the chute.

The ejection detecting unit 80 is installed adjacent to the ejection unit 70 to detect whether the cap 5 is separated from the jig 21. The extraction detection unit may be made of various known sensors that can detect the presence or absence of the cap in the jig. If a cap is detected that is not removed from the jig, a warning sound can be output to temporarily shut down the device.

Hereinafter, a method of assembling the cap and the rubber stopper of the blood collection tube using the vacuum adsorption method using the above-described assembly apparatus will be described.

1 to 7, an assembly method according to an embodiment of the present invention includes an agent for seating the cap 5 on the seating groove 23 of the jig 21 installed in the turntable 20 so that the opening faces upward. The first loading step, the second loading step of seating the rubber stopper 10 on the top of the cap 5 after rotating the turntable 20 by a predetermined angle, the cap 5 after rotating the turntable 20 by a predetermined angle Pressing the rubber stopper 10 seated on the upper end of the pressing step to push the inner end of the cap (5), and rotates the turntable 20 by a certain angle jig cap (5) inserted rubber stopper (10) And a take-out step of separating from (21).

The first loading step is performed by the cap supply unit 120 and the first loading unit 30.

When five caps 5 are simultaneously moved along the transfer guide member 125 by the cap supply unit 120, the tong member 31 is moved in the direction of the transfer guide member 125 by the transfer unit 37, and then the cylinder is moved. It descends by 35. The forceps member 31 is positioned on both left and right sides of the cap 5, and then the cap 5 is gripped by the forceps member 31 by narrowing the interval of the forceps member 31 using the actuator 33. Then, the tongs member 31 holding the cap 5 is lifted by the cylinder 35 and then positioned above the jig 21 mounted on the turntable 20 by the transfer part 37. Then, the tong member 31 holding the cap 5 is lowered by the cylinder 35 so that the cap 5 is inserted into the seating groove 23 of the jig 21. After the cap 5 is seated on the jig 21, the forceps member 31 is raised by the cylinder 35 after opening the interval of the forceps member 31 by the actuator 33.

Next, the second loading step is performed by the rubber stopper supply part and the second loading unit.

When the first loading step is completed, the turntable is rotated at an angle so that the jig on which the cap is seated is positioned below the first loading unit.

When the five rubber stoppers 10 are simultaneously moved along the transfer guide member 135 by the rubber stopper supply unit 130, the suction rod 41 is moved in the direction of the transfer guide member 135 by the transfer unit 53. The cylinder 51 is then lowered. When the suction rod 41 is lowered, the insertion portion 15 of the rubber stopper 10 is inserted into the suction groove 43. When the vacuum pressure is applied to the suction groove 43 in this state, the rubber stopper 10 is strongly attached to the holder 42. The suction rod 41 to which the rubber stopper 10 is attached by the vacuum pressure is lifted by the cylinder 51 and then transferred by the transfer part 53 and positioned on the jig 21 mounted to the turntable 20. As the suction bar 41 descends by the cylinder 51, the rubber stopper 10 is inserted into the opening of the cap 5. When the head 11 is all inserted into the cap 5, the end of the holder 42 is caught by the end of the cap 5, and the lowering of the suction rod 41 is stopped. When the suction bar 41 is raised by the cylinder 51 after removing the vacuum pressure, the suction bar 41 is separated from the rubber stopper 10. The head portion 11 of the rubber stopper separated from the suction rod 41 is fixed while being inserted into the cap 5.

Next, the pressing step is performed by the pressing unit 60.

When the second loading step is completed, the turntable 20 is rotated by a predetermined angle so that the jig 20 on which the cap 5 is seated is positioned below the pressing unit 60. The pressurizing unit 60 pushes the rubber stopper 10 to the inner end of the cap 5 while moving the pressurizing rod up and down by the cylinder.

Next, the extraction step is performed by the extraction unit 80.

When the pressing step is completed, the turntable 20 is rotated by a predetermined angle so that the jig 20 on which the cap 5 is seated is positioned below the take-out unit 80.

Although not shown, the tong member is lowered by a cylinder to position the tong members on both sides of the cap, and then the cap is held by the actuator by narrowing the gap between the tong members using an actuator. And the tong member holding the cap is lifted by the cylinder and then moved in the discharge chute direction by the transfer unit. Then, the actuator is spaced apart by the forceps member to drop the cap into the discharge chute.

Next, when the extraction step is completed, the extraction detection step may be further performed.

After the take-out step is completed, the turntable 20 is rotated by a predetermined angle so that the jig 20 from which the cap 5 is removed is positioned in parallel with the take-out detection unit 80. The blowout detection unit detects whether the cap has been removed from the jig. This can be done using a sensor.

As described above, the present invention has been described with reference to one embodiment, which is merely exemplary, and those skilled in the art will understand that various modifications and equivalent embodiments are possible therefrom.

Claims (5)

In the assembling apparatus for assembling the cap and the rubber stopper by inserting a rubber stopper inside the cap having an opening,
A turntable rotatable in one direction;
A jig installed at regular intervals along the circumferential direction of the turntable and having seating grooves on which the cap is seated;
A first loading unit for seating the cap on the jig so that the opening faces upward;
A second loading unit installed adjacent to the first loading unit to seat the rubber stopper on the top of the cap, and inserting a part of the rubber stopper into the opening;
A pressurizing unit installed adjacent to the second loading unit and pushing the rubber stopper seated on the cap to the inner end of the cap;
An extraction unit installed adjacent to the pressure unit to separate the cap into which the rubber stopper is inserted, from the jig;
And a takeout detecting unit installed adjacent to the takeout unit and detecting whether the cap is separated from the jig.
The rubber stopper is inserted into the inside of the cap and has a circular shaped head portion, and formed to protrude on one surface of the head portion and having an insertion portion formed with a smaller diameter than the head portion,
Wherein the second loading unit is a vacuum flow path formed inside the assembly apparatus of the cap and the rubber stopper of the blood collection tube using a vacuum suction method, characterized in that it comprises a suction rod that can be attached to the rubber stopper by vacuum pressure. According to claim 1, wherein the head portion is formed in the lower portion of the base portion and the insertion portion is formed in the lower portion of the base portion is gradually guided to guide the insertion when inserted into the interior of the cap is formed gradually smaller diameter With wealth,
The insertion part is formed on the base part and is inserted into the suction groove of the suction rod, and is formed on the upper part of the body part and has a conical part facing the vacuum flow path formed to gradually decrease in diameter as it proceeds upward. Assembly apparatus of the cap and rubber stopper of the blood collection tube using a vacuum adsorption method characterized in that. According to claim 2, The suction rod is provided in the suction groove is provided in the lower portion is inserted into the lower portion and the inner diameter is formed smaller than the outer diameter of the base portion and the outer diameter is formed on the upper portion of the holder and the upper And a vacuum bar connected to the suction groove and having a connection bar provided therein, wherein the cap and the rubber stopper assembly of the blood collection tube using the vacuum suction method. In the assembling method of assembling the cap and the rubber stopper by inserting a rubber stopper inside the cap having an opening,
A first loading step of seating the cap on a seating groove of a jig provided on a turntable so that the opening faces upward;
A second loading step of seating the rubber stopper on the top of the cap after rotating the turntable at an angle;
Pressing the rubber stopper seated on an upper portion of the cap by rotating the turntable at an angle and pushing the inner end of the cap;
And removing the cap from which the rubber stopper is inserted after rotating the turntable at an angle, from the jig.
The second loading unit is a suction rod in which a vacuum flow path is formed, and the cap of the blood collection tube using the vacuum adsorption method is characterized in that the rubber stopper is attached to the cap in a state where the rubber stopper is attached by vacuum pressure. And rubber stopper assembly method. 5. The method of claim 4, wherein the second loading step comprises placing the rubber stopper on the lower portion of the adsorption rod to prevent the rubber stopper seated on the upper portion of the cap from being out of position when the turntable rotates after the second loading step. After adhering by pneumatically, the adsorption rod is positioned in the opening of the cap, and then the adsorption rod is lowered to insert a portion of the rubber stopper into the cap to fix the rubber stopper to the cap. Assembly method of cap and rubber stopper of blood collection tube using the method.

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