KR100461240B1 - Apparatus for providing protect cap - Google Patents

Abstract

The present invention relates to a protective cap supply apparatus for covering a protective cap on a needle in a system for automatically assembling a syringe needle, comprising: a hopper 51 and a supply conveyor 53 for supplying a protective cap, and the supply conveyor ( 53, a sorting device 55 provided with a protective cap from 50 and a guide line, a vibrator 57 disposed below the sorting device 55 to vibrate the sorting device, and the sorting device 55. A stopper device 61 disposed above the bottom of the stopper to stop the protective cap 73 and then passing the stopper device 61; and a protective cap 73 disposed after the stopper device 61 and passed through the stopper device. In the protective cap supply device consisting of a rotary device 71 for supplying to the 81, and a jig for transporting the syringe tube 91 with the needle attached to the lower guide guide 81, the stopper device 61 is Fixed frame (62) It is fixed to the sorting apparatus 55, and the 1st cylinder 63 and the 2nd cylinder 65 are mounted in the said fixing frame 62, and each 1st stop pin 64 is attached to 50 1st cylinder 63. In FIG. ) Is connected so that the first stop pins 64 are operated up and down independently by the respective first cylinders 63, and the movable frame 66 is mounted on the second cylinders 65 to operate up and down, A second stop pin 67 is disposed on the lower surface of the movable frame 66.

Description

Protective cap supply {Apparatus for providing protect cap}

The present invention relates to a protective cap supply device for applying a protective cap to a needle fixed to a syringe tube in a system for automatically assembling a syringe needle, and more particularly, a stopper mounted on each of 50 cylinders is formed on a sorting device. The protective cap is not supplied to the position of the needle taken out by controlling the movement of the protective cap supplied by the 50-line guideline.The upper needle block and the lower needle gripping frame operate independently so that the protective cap is supplied. This opens first, so that the protective cap falls vertically along the upper guide block, and then the upper guide block opens, so that the protective cap always falls vertically, preventing the needle from being damaged by the protective cap. It is about.

Referring to FIG. 1, in general, a syringe needle automatic assembly process includes supplying a hub to a tip of a cylinder tube and bonding the needle to the hub (S101), inspecting a blockage of the bonded needle, and closing the syringe tube with the needle blocked. Taking out (S102), supplying a needle cap to cover the needle cap on the finished syringe needle (S103), and taking out the finished product covered with the needle cap (S104).

Referring to FIG. 2, in the syringe needle automatic assembly process configured as described above, the conventional protective cap supply device 1 is supplied to the sorting device 7 through the hopper 3 and the supply conveyor 5, and sorted. Protective caps 11 (see FIG. 3) are supplied to each of 50 lines of guide lines 9 (see FIG. 3) formed in the apparatus 7, and to the vibrator 13 disposed under the sorting apparatus 7. As the sorting device 7 vibrates, each protective cap 11 is lowered along the guide line 9 of the sorting device 7, and by the stopper device 21 at the lower end of the sorting device 7. The stationary protective cap 11 is supplied to the rotary device 31 one by one, and the rotary needle 31 is rotated so that the protective cap is disposed under the guide block 41 through the guide block 41. (51) falls over.

The protective cap 11 is disposed so that the opening is upward in the sorting device 7, and the opening is turned downward while being rotated 180 degrees when supplied to the guide block 41 by the rotating device 31. 51) can be covered.

In the conventional protective cap supply device as described above, the stopper device 21, as shown in Figure 3, the primary blocking member 25 is operated by the first cylinder 23, and the second cylinder ( By a secondary blocking member 29 actuated by the means 27. The primary blocking member 25 has 50 stop pins arranged horizontally side by side, and the secondary blocking member 29 also has 50 stop pins arranged horizontally side by side. However, when the secondary blocking member 29 is lifted by the second cylinder 27, 50 protective caps 11 are simultaneously supplied to the rotary device 31 (see FIG. 2) at the same time, as shown in FIG. In the needle clogging test and the syringe tube withdrawal step (S102), the protective cap is supplied to a position without the syringe tube to prevent the operation of the protective cap feeder 1, and the hygienic protective cap can be collected and reused. There was a problem that resources are wasted because it cannot.

In addition, as shown in Figure 4, the guide block 41 of the conventional protective cap supply device 1 is disposed at the lower end of the upper guide block 42 and the guide block 41 to grip the needle to hold the needle Frame 43 is formed integrally, when the guide block 41 is opened and the protective cap 11 falls to the needle 51, the protective cap 11 can be inclined to fall to the needle 51 of the needle 51 There was a problem that the tip portion 53 may be damaged by the protective cap (11).

Therefore, an object of the present invention is that the stopper is mounted on each of the 50 cylinders to control the movement of the protective cap supplied to the guide line of 50 lines formed in the sorting device, the protective cap is not supplied to the needle position taken out, the upper guide When the block and the lower needle gripping frame operate independently and the protective cap is supplied, the lower needle gripping frame opens first, the protective cap falls vertically along the upper guide block, and then the protective cap always falls vertically as the upper guide block opens. It is to provide a protective cap supply device that can prevent the needle from being damaged by the protective cap.

1 is a block diagram showing a general syringe needle automatic assembly process

Figure 2 is a side view showing a conventional protective cap supply device

3 is a perspective view schematically showing the stopper device of FIG.

4 is an enlarged detailed view of the guide block of FIG. 2.

Figure 5 is a side view showing a protective cap supply apparatus according to the present invention

FIG. 6 is an enlarged detailed view of the stopper device of FIG. 6; FIG.

7 is a plan view schematically illustrating a state where the first stop pin and the second stop pin of FIG. 5 are disposed;

8 is a block diagram schematically showing a control device for controlling the operation of the first cylinder of the stopper device of FIG.

9a to 9c are flowcharts showing the operation sequence for explaining the operation of the guide block of FIG.

* Description of Signs of Main Parts of Drawings *

51: Hopper 53: Supply Conveyor

55: sorting device 57: vibrator

61; Stopper Device 63: First Cylinder

64; 1st stop pin 65: 2nd cylinder

66: second stop pin 71: rotary device

81: guide block 91: syringe tube

101: first sensor 103: second sensor

110: CPU

The present invention for achieving the above object is a hopper and a supply conveyor for supplying a protective cap, a sorting device receiving a protective cap from the supply conveyor is formed 50 guide lines, disposed in the lower portion of the sorting device A vibrator for vibrating the sorting device, a stopper device disposed above the lower end of the sorting device to stop and pass the protective cap, and a protective cap disposed after the stopper device and passed through the stopper device as a guide block. In the protective cap supply device consisting of a rotating device for supplying, and a jig for transferring a syringe tube with a needle attached to the lower portion of the guide block,

The stopper device has a fixed frame fixed to the sorting device, a first cylinder and a second cylinder mounted on the fixed frame, and respective first stop pins are connected to the 50 first cylinders so that the first stop pins are respectively fixed. Independently operated up and down by the first cylinder, the movable frame is mounted to the second cylinder to operate up and down, characterized in that the second stop pin is disposed on the lower surface of the movable frame.

The first stop pin and the second stop pin may be arranged in a zigzag form.

In addition, the protective cap supply apparatus according to the present invention is a first sensor that can count the mounting portion of the transfer frame, a second sensor that can detect the presence or absence of the syringe tube inserted into the mounting portion of the transfer frame, and the first sensor And a CPU which receives a signal from the second sensor and determines that there is no syringe tube in the mounting portion of the transfer frame to control the operation of the first cylinder.

Another example of the present invention is a hopper and a feed conveyor for supplying a protective cap, a sorting device supplied with a protective cap from the supply conveyor, and having 50 lines of guide lines, and disposed under the sorting device to vibrate the sorting device. A vibrator for discharging, a stopper device disposed on the upper end of the sorting device to stop the protective cap and passing the stopper, and a rotating device disposed after the stopper device to supply the protective cap passed through the stopper device to the guide block; In the protective cap supply device consisting of a jig for transporting the syringe tube is attached to the lower needle guide block,

The guide block is characterized in that the upper guide block operated by the upper cylinder and the lower needle holding frame operated by the lower cylinder can operate independently of each other.

Therefore, the guide block is in the state that the protective cap is supplied by the rotating device, the lower needle-holding frame is opened first, the protective cap is dropped more vertically downward along the upper guide block, then the upper guide block is opened Characterized in that the open state.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Referring to Figure 5, the protective cap supply apparatus according to the present invention is a hopper 51 and a supply conveyor 53 for supplying a protective cap, and the protective cap is supplied from the supply conveyor 53 and 50 lines of guideline The formed sorting device 55, a vibrator 57 disposed below the sorting device 55 to vibrate the sorting device, and disposed above the lower end of the sorting device 55 to protect the protective cap 73. A stopper device 61 for stopping and passing down, a rotating device 71 for supplying the protective cap 73 disposed after the stopper device 61 and passing through the stopper device to the guide block 81; It consists of a jig (not shown) for transporting the syringe tube 91 with the needle attached to the lower guide guide 81.

As shown in FIG. 3, the sorting device 55 generally has 50 lines of guide lines, and a protective cap is supplied to each guide line. However, although the present invention has described the case where the guideline of the sorting apparatus is 50 lines by way of example, it will be appreciated by those skilled in the art that the present invention is not limited to the sorting apparatus having 50 lines of guidelines. There will be.

Referring to FIG. 6, in the stopper device 61 according to the present invention, the fixing frame 62 is fixed to the sorting device 55, and the first cylinder 63 and the second cylinder 65 are fixed to the fixing frame 62. ), And each of the first stop pins 64 is connected to the fifty first cylinders 63 so that the first stop pins 64 are operated up and down independently by the respective first cylinders 63. The movable frame 66 is mounted on the second cylinder 65 to operate up and down, and the second stop pin 67 is disposed on the lower surface of the movable frame 66.

Referring to FIG. 7, the first stop pin 64 (indicated by black color) and the second stop pin 67 (indicated by a checkered pattern) are arranged in a zigzag form. That is, the 1st stop pin 64a is arrange | positioned at the position of 1 column 1 row of the guide line of the sorting apparatus 56, the 2nd stop pin 64b is arrange | positioned at the position of 2 column 2 row, and the 3rd stop Since 50 stop pins are arranged in such a manner that the pins 64c are arranged in the position of three rows and one row, they can be arranged in a zigzag manner, and the second stop pin 67 and the first stop pin 67a are arranged in the above-described manner. The second stop pin 67b is disposed at the position of the second column and the third row, and the third stop pin 67c is positioned at the position of the first row and the second row, which is located behind the first stop pin 64a of the group. As the 50 stop pins are arranged in such a way that they are arranged in the position of column 2, the second group of stop pins are also arranged in a zigzag.

By this, the first stop pin 64 and the second stop pin 67 are alternately arranged in the second row, and the first stop pins 64a, 64c, ... of the first row are protected caps ( Closing the front part of the traveling direction of 73), the second row of first stop pins (64b, 64d, ...) is inserted into the hole of the protective cap 73 to control the progress of the protective cap. In addition, the second stop pins 67a, 67c, ... are also inserted into the protective cap holes like the second row stop pins of the first group to control the progress of the protective cap.

Referring to Figure 8, the operation of the stopper device configured as described above will be described.

A first sensor 101 capable of counting the mounting portions 121a, 121b, 121c, ... of the transfer frame 120, and mounting portions 121a, 121b, 121c, ... of the transfer frame 120; A second sensor 103 capable of detecting the presence or absence of the syringe tube 91 inserted into the jig 100 is disposed so that the transfer frame 120 may be transferred to the lower portion of the guide block 81 (see FIG. 5). The first sensor 101 counts the mounting portions 121a, 121b, 121c,... And the second sensor 103 detects the presence or absence of the syringe tube 91 inserted into the mounting portion of the transfer frame, thereby detecting the presence of the CPU 110. By transmitting a signal to the CPU 110, it is determined that there is a syringe tube 91 in the mounting portions 121a, 121b, 121c, ... of the transfer frame 120 in the CPU 110 and corresponding to the corresponding number of the mounting portion. The operation of the first cylinder 63 is controlled. That is, as shown in FIG. 8, when there is no syringe tube in the third mounting portion 121c of the transfer frame 120, the first cylinder 63c corresponding to the third mounting portion 121c of the first cylinders 63 is not included. The protective cap 73 is not moved by the third stop pin 64c of the first group so that the protective cap moving along the third line guide line 56 of the sorting device 55 is not operated. The protective cap is not supplied to the third mounting portion 121c of the transfer frame 120 supplied to the lower portion of the guide block 81 because it is not supplied to the rotating device 71, and the syringe is mounted on the other mounting portion of the transfer frame 120. A protective cap is supplied through the tube.

9A to 9C, the guide block 81 according to the present invention is applied to the upper guide blocks 83 and 83 'and the lower cylinders 84 and 84' operated by the upper cylinders 82 and 82 '. The lower needle gripping frames 85, 85 'actuated by the two can operate independently of each other.

The upper guide blocks 83 and 83 'are closed or open as a pair of the front upper guide block 83 and the rear upper guide block 83' are operated at the same time by the upper cylinders 82 and 82 '. Becomes

The lower needle gripping frames 85 and 85 'are also paired with the front lower needle gripping frame 85 and the rear lower needle gripping frame 85' to be operated by the lower cylinders 84 and 84 'at the same time. Holding or holding state is released.

Accordingly, the guide block 81 configured as described above has the lower needle gripping frames 85 and 85 'holding the needle 93 of the syringe tube 91 and the upper guide block 83 as shown in FIG. 9A. , 83 ') is closed, the protective cap 73 is supplied to the upper guide block (83, 83') by the rotary device 71 to stop the drop by the lower needle holding frame (85, 85 ') As shown in FIG. 9B, the lower needle gripping frames 85 and 85 'are opened so that the protective cap 73 is dropped more vertically downward along the upper guide blocks 83 and 83'. As shown in 9c, the upper guide blocks 83 and 83 'are opened and open. As a result, the protective cap 73 is inserted into the guide block 81 and can fall vertically over the syringe tube so that the tip portion of the needle is not damaged by the protective cap.

As described above, the protective cap supplying device according to the present invention controls the movement of the protective cap supplied to the 50 lines of guide lines formed in the sorting device, so that the protective cap is not supplied to the needle position taken out of the protective cap. The upper guide block and the lower needle gripping frame operate independently so that when the protective cap is supplied, the lower needle gripping frame is opened first and the protective cap falls vertically along the upper guide block, and then the upper guide block is opened. The protective cap always falls vertically, preventing the needle from being damaged by the protective cap.

Claims (2)

A hopper 51 and a supply conveyor 53 for supplying a protective cap, a sorting device 55 which receives a protective cap from the supply conveyor 53 and has 50 lines of guide lines, and the sorting device 55. A vibrator 57 disposed at a lower portion of the sorting device to vibrate the sorting device, a stopper device 61 disposed at an upper end of the sorting device 55 to stop the protective cap 73, and then pass the stopper device 61; A rotating device 71 for supplying a protective cap 73 disposed after the device 61 and passing through the stopper device to the guide block 81, and a syringe tube having a needle attached to the lower portion of the guide block 81. 91) In the protective cap supply device consisting of a jig for conveying, The guide block 81 is a lower needle holding frame 85, 85 'operated by an upper guide block 83, 83' operated by an upper cylinder 82, 82 'and a lower cylinder 84, 84'. Protective cap supply apparatus characterized in that can be operated independently of each other. The method of claim 1, In the state in which the protective cap 73 is supplied by the rotating device 71, the lower needle-holding frames 85 and 85 ′ are first opened so that the protective cap 73 is along the upper guide blocks 83 and 83 ′. The protective cap supply device characterized in that the dropping more vertically to the lower, after which the upper guide block (83, 83 ') is opened open.