KR102326415B1 - Apparatus for inspecting of con - Google Patents

Abstract

A cone inspection apparatus according to the present invention comprises: a transfer unit for transferring a transfer tray on which a cone wound with a thread is seated on a branch pipe; an inspection unit disposed at a root of the transfer unit to acquire information about the cone; and a controller electrically connected to the inspection unit to determine whether the product is defective by analyzing the cone information acquired by the inspection unit. An object of the present invention is to provide the cone inspection apparatus that conveniently, quickly and accurately performs a cone inspection.

Description

Cone inspection device {APPARATUS FOR INSPECTING OF CON}

The present invention relates to a cone inspection device for inspecting whether a cone is good or not.

Various fibers, including spandex, are wound on paper tubes in the form of threads and produced as cones.

As such, cones as a product may have defective products during production.

If you look at the condition of the defective cone in detail, it may have foreign substances attached to it or it may be contaminated, or the thread may be missing (flying thread), the thread may be broken (single thread), and furthermore, the thread wound on the branch tube may come out or The wound state (roller) may be bad.

In addition, the cone may be a defective product, and the paper tube may be damaged or damaged, or the paper tube may be positioned by being pushed upward or downward in a bundle of threads, and furthermore, the thread may be missing from the paper tube side.

Furthermore, if the cone is a defective product, the type of label attached to the inner surface of the paper tube may be different, the content of the label may be printed differently from the set, and the state of the label attached to the inner surface of the paper tube may be poor.

However, as described above, the operator directly checks the defects of the cones and sorts out the defective products. As such, the inspection work is done manually, so the labor load is quite large and the inspection time is long, and furthermore, in determining whether the product is good There is a limitation in that the accuracy is lowered.

Republic of Korea Patent Publication No. 10-2000-0001268

The present invention has been devised to solve the above problems, and an object of the present invention is to provide a cone inspection apparatus that conveniently, quickly and accurately performs an inspection on a cone.

In order to achieve the above object, a cone inspection apparatus according to an embodiment of the present invention includes: a transfer unit for transferring a transfer tray on which a cone wound with a thread is seated on a paper tube; an inspection unit disposed at the root of the transfer unit to acquire information about the cone; and a controller electrically connected to the inspection unit to determine whether the product is defective by analyzing the information of the cone acquired by the inspection unit.

Here, the inspection unit may include: a vision inspection unit configured to acquire image information of the cone; and a weight inspection unit configured to acquire weight information of the cone.

Specifically, the vision inspection unit may include: a first inspection device for confirming the model of the cone, and inspecting a seating state of the cone on the transfer tray and an outer shape of the cone; a second inspection device for inspecting the seal and the paper tube from the lower surface of the cone, and a label attached to the inner surface of the paper tube; a third inspection device for inspecting the seal and the paper tube from the upper surface of the cone, and a label attached to the inner surface of the paper tube; and a fourth inspection device for inspecting the seal from the side of the cone.

In this case, the first inspection device may include: a first case disposed at the root of the transfer unit; a tray rotating unit disposed under the first case and rotating by lifting the transfer tray; a side camera disposed on one side of the first case; and a planar side surface light disposed on the other side inside the first case, while rotating the cone by a tray rotating unit that lifts and rotates the transfer tray, the side camera illuminates the side surface The rim of the cone can be photographed as a background.

In addition, the second inspection device, a second case disposed at the root of the transfer unit; a gripper disposed on the second case and rotating by lifting the cone; a lower camera disposed under the cone lifted by the gripper inside the second case; and a lower light disposed under the cone lifted by the gripper inside the second case, wherein the lower camera is configured to photograph the lower surface of the cone while lifting and rotating the cone by the gripper can

More specifically, the gripper may include: tongs inserted into the branch tube of the cone to hold the cone when opened; The tongs are mounted on the lower portion, the clamp operation member for opening and contracting the tongs; a tongs rotating member mounted on the lower portion of the tongs operating member and rotating the tongs operating member to rotate the tongs; and a clamp elevating member installed in the second case, the clamp rotating member is mounted on the side, and elevating the clamp rotating member to elevate the tongs.

At this time, the lower camera is provided with a plurality of, some of the plurality may photograph the thread and the paper tube, and the rest may photograph the label.

And, the third inspection device, a third case disposed at the root of the transfer unit; a tray rotating unit disposed under the third case and rotating by lifting the transfer tray; an upper camera disposed on the upper side of the third case; and an upper light disposed on the upper side inside the third case, while rotating the cone by a tray rotating unit that lifts and rotates the transfer tray, the upper camera can photograph the upper surface of the cone.

In this case, the upper camera is provided with a plurality of, some of the plurality may photograph the thread and the paper tube, and the rest may photograph the label.

On the other hand, the fourth inspection device, a fourth case disposed at the root of the transfer unit; a tray rotating part disposed on the lower side of the fourth case and rotating the transfer tray by lifting it; a side camera disposed on one side of the fourth case; and a side light disposed on one side inside the fourth case, while rotating the cone by a tray rotating unit that lifts and rotates the transfer tray, the side camera can photograph the side of the cone.

Furthermore, each of the first inspection device, the second inspection device, the third inspection device, and the fourth inspection device is disposed at the root of the transport unit, and the transport tray transported by the transport unit is inspected by the cone. It may further include a; elevating stopper configured to be lifted so as to temporarily stop by blocking for.

Meanwhile, the transfer unit may include a transfer conveyor having a transfer belt for transferring the transfer tray while supporting the lower surfaces of both sides of the transfer tray.

In addition to this, the transfer unit is located in the direction changing section between the two transfer conveyors arranged at right angles, and a connecting conveyor having a connecting belt diagonally arranged so that the ends of the two transfer conveyors are connected. can

On the other hand, the weight inspection unit is disposed between the two transfer conveyors included in the transfer unit, the weight inspection conveyor for transferring the transfer tray between the two transfer conveyors; and a weight inspection device on which the weight inspection conveyor is mounted and measures the weight of the cone transferred on the weight inspection conveyor.

Furthermore, the present invention further includes a sorting unit for automatically sorting the cones determined to be good or defective by the controller, wherein the sorting unit is at the rear end of the transfer conveyor disposed behind the inspection unit. A good product discharging conveyor unit disposed on one side, and a defective product discharging conveyor unit disposed on the other side; a tray rotating unit disposed at the rear end of the conveying conveyor between the good product discharging conveyor unit and the defective product discharging conveyor unit and rotating by lifting the conveying tray; and a sorting conveyor electrically connected to the controller and having a sorting belt that is raised and lowered while being disposed around the tray rotating part, wherein the sorting conveyor transports the cones determined as good products to one side of the good product discharge conveyor unit and the direction of rotation of the sorting belt can be selectively changed according to the control of the controller so as to transfer the cone determined as a defective product to the defective product discharging conveyor unit on the other side.

Here, the defective product discharging conveyor unit is disposed on the other side of the rear end of the transfer conveyor, the first elevator having a first lifting conveyor configured to be lifted; a second elevator spaced apart from the first elevator and having a second lifting conveyor configured to be lifted; a discharge conveyor connecting the first elevator and the second elevator and having the same height as the conveying height of the conveying conveyor; and a return conveyor that connects the first elevator and the second elevator, and is disposed below the discharge conveyor, wherein the transfer tray is the first lifting conveyor, a discharge conveyor, a second lifting conveyor from the sorting conveyor, It may be configured to return to the selection conveyor again through the return conveyor and the first lifting conveyor in sequence.

Further, the tray rotating portion, is disposed under the root of the transfer unit, the support plate for supporting the transfer tray; a plate rotating member having the support plate mounted thereon and rotating the support plate; and a plate lifting member having the plate rotating member mounted thereon and lifting and lowering the plate rotating member to raise and lower the support plate.

Specifically, a plurality of assembly grooves are formed on the lower surface of the transport tray, and an assembly protrusion inserted into the assembly groove is formed on the support plate, and the assembly groove and the assembly projection may be tapered toward the upper portion.

An RFID tag is mounted on the transfer tray, and an RFID reader is mounted on the transfer unit at a position corresponding to the inspection unit, and the RFID reader may be electrically connected to a controller.

The cone inspection apparatus according to the present invention comprises a conveying unit for transferring the cone, an inspection unit for acquiring information on the cone, and a controller for determining whether or not the cone is non-defective by analyzing the information on the cone, thereby automatically determining whether the cone is good or not. As it is easily discriminated, it has the effect of accurately discriminating whether the product is good while conveniently and quickly performing the inspection of the cone.

1 and 2 are views showing a cone inspection apparatus according to the present invention.
Figure 3 is a view showing the transfer tray and the cone in the cone inspection device of Figure 1.
4 is a view showing the RFID tag of the transfer tray and the RFID reader of the transfer unit.
5 to 7 are views illustrating a first inspection device in the inspection unit of the cone inspection apparatus of FIG. 1 .
Figure 8 is a view showing the transfer tray and the support plate in the transfer unit of the cone inspection device of Figure 1.
9 to 11 are image information photographed by the first inspection device of FIG. 4 , and FIG. 10 shows various models of cones, FIG. 11 shows poor seating of the cones on the transfer tray, and FIG. 11 shows the cone A diagram showing the shape defect of
12 is a view showing a second inspection device in the inspection unit of the cone inspection apparatus of FIG.
13 to 17 are views illustrating a process in which a cone is held and lifted by the gripper of the second inspection device of FIG. 12 .
18 to 20 are views illustrating a third inspection device in the inspection unit of the cone inspection apparatus of FIG. 1 .
21 to 23 are views illustrating a fourth inspection device in the inspection unit of the cone inspection apparatus of FIG. 1 .
24 is a view showing a weight inspection unit in the inspection unit of the cone inspection apparatus of FIG. 1 .
25 to 29 are views showing a sorting unit in the cone inspection apparatus of FIG. 1 .
30 to 36 are views illustrating a transfer process of the transfer tray in the defective product discharging conveyor of the sorting unit of FIG. 29 .

Hereinafter, it will be described in detail with reference to exemplary drawings of the present invention. Note that in adding reference numerals to the components of each drawing, the same components are given the same reference numerals as much as possible even though they are indicated on different drawings. In addition, in describing the present invention, if it is determined that a detailed description of a related known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

1 and 2 are views showing a cone inspection apparatus according to the present invention, Figure 3 is a view showing a transfer tray and cones in the cone inspection apparatus of FIG.

Referring to the drawings, the cone inspection apparatus according to the present invention includes a transfer unit 100, an inspection unit 200, and a controller (not shown).

Here, the transfer unit 100 is configured to transfer the transfer tray 20 on which the cone 10 is seated.

At this time, the cone 10 refers to a thread 12 wound around the paper tube 11, and a tubular paper tube 11 made of a paper material, and the thread 12 on the side of the paper tube 11. It is formed by winding many times.

In addition, the conveying tray 20 is a member for loading and conveying the cone 10 on the upper plate as a rectangular plate.

The transfer tray 20 has an assembly rod 21 formed on the upper part, and when the cone 10 is seated on the transfer tray 20, the assembly rod 21 is drawn into the hollow 11a of the branch pipe 11 and transferred. Even in the process in which the tray 20 is transferred by the transfer unit 100 , the paper tube 11 does not move in the lateral direction and maintains a state stably seated on the transfer tray 20 .

In addition, the transfer unit 100 may specifically include a transfer conveyor 110 .

The transfer conveyor 110 has a transfer belt 111 for transferring the transfer tray 20 while supporting the lower surfaces of both sides of the transfer tray 20 .

That is, the transfer conveyor 110 is a form in which the central portion is empty along the longitudinal direction, and the transfer belt 111 is disposed on both sides in the width direction to transfer the transfer tray 20 while rotating.

The transport tray 20 transported by the transport belt 111 may be stopped by being blocked by the lifting stopper LS to be inspected by the inspection unit 200. At this time, the transport tray 20 on the rotating transport belt 111 20) so that the movement can be maintained in a stopped state, the transfer belt 111 may be made of a material on which the transfer tray 20 slides, and a plastic chain belt may be utilized as a preferred example.

In addition, the transfer unit 100 may further include a connecting conveyor 120 .

When the installation space of the cone inspection apparatus of the present invention is large and the components of the inspection unit 200 are sequentially arranged in a line, one long linear transport conveyor 110 is disposed, or a plurality of transport conveyors 110 are one example. can be placed.

By the way, when the installation space of the cone inspection device of the present invention is small or the components of the inspection unit 200 are sequentially arranged on a plane like a rectangular border for circulating transfer of the transfer tray 20, they are arranged at a right angle. A connecting conveyor 120 may be disposed between the transfer conveyor 110 and the transfer conveyor 110 .

Specifically, the connecting conveyor 120 is located in the direction change section between the two transfer conveyors 110 disposed at right angles, and the connecting belt 121 is diagonally connected so that the ends of the two transfer conveyors 110 are connected. are placed

By such a connecting conveyor 120, the transfer tray 20 can be smoothly transferred even in the direction change section between the two transfer conveyors 110 arranged at right angles.

In addition, the connecting conveyor 120 may be provided with a plurality of idle rollers 122 so as to smoothly transfer the transfer tray 20 transferred by the connecting belt 121 arranged in an oblique line.

For reference, each of the transfer conveyor 110 and the connection conveyor 120 described above has separation sills formed on both sides to prevent the transfer tray 20 from being separated laterally.

On the other hand, the inspection unit 200 is arranged at the root of the transfer unit 100, is configured to acquire information about the cone (10).

The inspection unit 200 includes a vision inspection unit VI and a weight inspection unit WI.

Here, the vision inspection unit VI is configured to acquire image information of the cone 10 .

The vision inspection unit VI may include a first inspection device 210 , a second inspection device 220 , a third inspection device 230 , and a fourth inspection device 240 .

< Vision Inspection Department >

first inspection device

5 to 7 are views illustrating a first inspection device in the inspection unit of the cone inspection apparatus of FIG. 1 .

Referring to the drawings, the first inspection device 210 is configured to check the model of the cone 10 , and inspect the seating state of the cone 10 on the transfer tray 20 and the outer shape of the cone 10 .

Specifically, the first inspection device 210 may include a first case 211 , a tray rotation unit TR , a side external camera 212 , and a side surface illumination 213 .

At this time, the first case 211 is disposed at the root of the transfer unit 100, and the side light 213 is utilized when acquiring the image information of the cone 10 drawn into the inside by the transfer unit 100. Create a darkroom so it can be.

The first case 211 is disposed on the upper portion of the transfer unit 100 as a structure with an open lower portion, so that the cone 10 is drawn in by the transfer unit 100 and discharged to the outside after the inspection. A gate (G) through which the cone 10 passes may be formed, and of course, the gate (G) can be opened and closed to be closed during inspection.

In addition, the tray rotating unit TR is disposed under the first case 211 and is configured to lift and rotate the transfer tray 20 .

Such a tray rotating part (TR) may include a support plate (P), a plate rotating member (R), and a plate lifting member (L) as shown in FIG.

Here, the support plate (P) is disposed under the root of the transfer unit (100), when the transfer tray (20) is transferred by the transfer unit (100) and positioned on the upper side, by the plate lifting member (L) It forms a structure to stably support such a transfer tray 20 when ascending.

Specifically, as shown in FIG. 8 , the transport tray 20 has a plurality of assembly grooves 20a formed on its lower surface, and the support plate P is assembled to be inserted into the assembly groove 20a of the transport tray 20 . A protrusion Pa is formed, and in this case, the assembly groove 20a and the assembly protrusion Pa may be tapered toward the upper part.

Accordingly, when the support plate (P) is raised by the plate lifting member (L), the assembly projection (Pa) is easily inserted into the assembly groove (20a), and the assembly projection (Pa) for this assembly groove (20a) Due to the assembled structure of the transport tray 20 maintains a firm and stable seating state in which the lateral movement is limited in the support plate (P).

In addition, the plate rotating member (R) is a support plate (P) is mounted on the upper portion, this is a driving member for rotating the support plate (P).

When the transfer tray 20 is seated on the support plate P, the cone 10 is photographed. As the cone 10 is rotated by the plate rotating member R, the cone 10 is photographed.

To this end, when the plate rotating member (R) rotates the support plate (P), the support plate (P) rotates, and when the support plate (P) rotates, the transfer tray (20) rotates, and accordingly, the cone (10) this will rotate

As an example, the plate rotating member (R) may utilize a driving motor and a rotation shaft mounted thereon, and furthermore, it is not limited thereto, and any conventional driving configuration may be utilized as long as it is a driving configuration capable of rotating the support plate (P). of course there is

In addition, the plate lifting member (L) is a plate rotating member (R) is mounted on the upper portion, the plate rotating member (R) is a driving member for lifting and lowering the support plate (P).

In order for the transfer tray 20 transferred by the transfer conveyor 110 of the transfer unit 100 to be rotated by the plate rotating member R, the transfer conveyor 110 must rise to a certain extent and then rotate. ) is not interfered by

Accordingly, when the plate elevating member (L) raises the plate rotating member (R), the plate rotating member (R) rises, and when the plate rotating member (R) rises, the support plate (P) also rises, ultimately transporting As the tray 20 is also raised, it is spaced upward from the transfer conveyor 110 .

Accordingly, the transfer tray 20 is raised by the plate lifting member (L) before being rotated by the plate rotating member (R) for the inspection of the cone (10), and after the inspection of the cone (10) is finished is lowered by the plate elevating member (L) in reverse and transferred by the transfer unit (100).

As an example, the plate lifting member (L) may use a driving motor and a screw driving shaft mounted thereon, and furthermore, it is not limited thereto, and any conventional driving configuration may be used as long as it is a driving configuration capable of lifting and lowering the plate rotating member (R). Of course it could be.

Looking at the process of photographing while the cone 10 is raised and rotated by the tray rotating unit TR configured as described above, the conveying tray 20 is located above the tray rotating unit TR by conveying by the conveying unit 100 . Then, the support plate (P) of the tray rotating part (TR) rises to raise the transfer tray 20, and then the support plate (P) is rotated by the plate rotating member (R) to rotate the transfer tray (20) The cone 10 is photographed, and after the inspection is completed by photographing the cone 10, the transfer tray 20 is lowered by the plate lifting member (L) and seated on the transfer conveyor 110, The cone 10 is transferred by the transfer unit 100 .

In addition to this, the first inspection device 210 may further include a lifting stopper LS.

This lifting stopper (LS) is arranged at the root of the transfer unit 100, and is configured to be lifted so as to temporarily stop the transfer tray 20 transferred by the transfer unit 100 for inspection of the cone 10. do.

Specifically, the lifting stopper LS is disposed at the immediate end of the tray rotating part TR, and maintains the elevated state when the transfer tray 20 is transferred by the transfer unit 100. Accordingly, the transfer unit 100 ), the transfer tray 20 is blocked by the lifting stopper LS from the upper side of the tray rotating part TR and stopped.

Thereafter, the cone 10 is inspected while rotating after the transfer tray 20 is raised by the tray rotating unit TR. As such, after the transfer tray 20 rises, the lifting stopper LS descends and ) so as not to interfere with the rotation, and then the transfer tray 20 is lowered by the tray rotating part TR and continuously transferred by the transfer unit 100 to pass the upper side of the lifting stopper LS, and then rise again. to block and stop the next transfer tray (20).

In addition, the side external camera 212 is disposed on one side inside the first case 211 .

This side external camera 212 takes a picture of the side of the cone 10, and as a preferred example, two are provided as shown in the drawing and are arranged in each of the upper lateral direction and the lower lateral direction of the cone 10, so that a certain height is obtained. It is possible to accurately photograph the entire side of the excitation cone 10 .

In addition, the side surface lighting 213 has a planar shape and is disposed on the other side inside the first case 211 .

When shooting the side outer edge of the cone 10 by the side external camera 212, to implement a white background for the cone 10 in order to clearly distinguish it from the dark cone 10, the side surface illumination 213 Silver has a planar shape, not a bar shape.

For this reason, in the first inspection device 210 , the side surface illumination 213 is positioned in the background of the cone 10 with respect to the side exterior camera 212 , and the cone 10 is controlled by the side exterior camera 212 . As a white background is formed by the side surface illumination 213 at the time of shooting, the side of the cone 10 of black color is photographed in contrast to the white background, and the side appearance (outer edge) of the cone 10 is accurately photographed, It is possible to check the model of the cone 10 , and to inspect the seating state of the cone 10 on the transfer tray 20 and the appearance of the cone 10 .

First, the first inspection device 210 may determine which model the cone 10 is.

The cone 10 is wound on the branch tube 11 a relatively large number of times when the vertical length of the branch tube 11 is long, and is wound on the branch tube 11 a relatively small number of times when the vertical length is short. As shown in 9, as an example, the height of the branch tube 11 may be classified into a model having a height of 12.7 cm, a model having a height of 14.5 cm, and a model having a height of 17.3 cm.

In order to confirm the model of the cone 10, the height of the branch tube 11 is photographed with the side external camera 212 and compared with a reference value set by the controller.

Also, the first inspection device 210 may inspect the seating state of the cone 10 on the transfer tray 20 as shown in FIG. 10 .

Specifically, when the cone 10 is seated on the transfer tray 20, the assembly rod 21 of the transfer tray 20 is inserted into the hollow 11a of the branch pipe 11, and the first inspection device 210 is assembled The side view camera 212 determines whether a solid assembly is made in which the entire lower surface of the branch tube 11 is in contact with the intermediate jaw 21a of the rod 21 or the branch tube 11 is assembled in a tilted state to the assembly rod 21 . ) photographed between the branch pipe 11 and the intermediate jaw 21a of the assembly rod 21, and symmetrically compared the lower surface of the cone 10, and compared it with the reference value set in the controller. (10) can be inspected.

For reference, the original image of FIG. 10 is an image photographed by the side external camera 212, and the read image is an image in which the difference region is marked in red by comparing the original image with the reference image set in the controller. (The part on the right, where there is a gap between the branch tube and the middle jaw of the assembly rod, is displayed in red)

In addition, the first inspection device 210 may inspect the shape defect of the cone 10 as shown in FIG. 11 .

When the thread 12 in the cone 10 is wound on the branch tube 11, the left and right thickness is determined as much as the number of times the thread 12 is wound on the branch tube 11. In the image taken by the side external camera 212, the cone ( 10) is not vertical, that is, when the upper and lower portions are more convex (positive and developed), or conversely, when the middle portion is more convex (inverse and developed), the cone 10 is compared with the reference value set in the controller. can be inspected for shape defects.

As an example, the cone 10 is rejected as a product in the case where it is positive and 7 mm or more by the above-mentioned photographing, and in the case of the reverse and the phenomenon occurs.

For reference, the original image of FIG. 11 is an image photographed by the side external camera 212, and the read image is an image in which the difference region is marked in red by comparing the original image with the reference image set in the controller.

On the other hand, as shown in FIG. 4 , an RFID tag (RFT) is mounted on the transfer tray 20, and the transfer unit 100 has an RFID reader (RFR) at a position corresponding to the inspection unit (200 in FIGS. 1 and 2). ) is mounted, and the RFID reader (RFR) can be electrically connected to the controller.

Specifically, the RFID reader (RFR) is mounted on each inspection device 210 , 220 , 230 , 240 , and the weight inspection unit WI of the vision inspection unit VI in the inspection unit 200 , so that the vision inspection unit VI ) by classifying the inspection data inspected by each inspection device 210, 220, 230, 240 and the weight inspection unit WI by RFID tag (RFT) of each cone 10, In a large number of cones 10 , it is possible to specify whether a good product or a bad product is obtained for each RFID tag (RFT) of each cone 10 .

2nd inspection device

12 is a view showing a second inspection device in the inspection unit of the cone inspection device of FIG. 1, and FIGS. 13 to 17 are views showing a process in which the cone is held and lifted by the gripper of the second inspection device of FIG. .

Referring to the drawings, the second inspection device 220 includes a seal 12 and a paper tube 11 on the lower surface of the cone 10, and a label attached to the inner surface of the paper tube 11 (information of the product is indicated) is configured to check.

Specifically, the second inspection device 220 may include a second case 221 , a gripper GR, a lower camera 222 , and a lower light 223 .

In this case, the second case 221 is disposed at the root of the transfer unit 100 , and specifically, the lower and side portions are open and located above the transfer unit 100 .

In addition, the tray rotating unit TR is disposed under the first case 211 and is configured to lift and rotate the transfer tray 20 .

Such a tray rotating part (TR) may include a support plate (P), a plate rotating member (R), and a plate lifting member (L). For the specific structure and operation of the tray rotating part (TR), the above-mentioned first 1, since it has been described in the inspection device 210, it is omitted.

In addition to this, the second inspection device 220 further includes an elevation stopper LS, and the elevation stopper LS is also omitted since it has been described in the first inspection device 210 described above.

In addition, the lower camera 222 is disposed inside the second case 221 , and specifically disposed below the cone 10 lifted by the gripper GR.

The lower camera 222 is provided to photograph the lower surface of the cone 10, and a plurality of them are provided, some of which may photograph the thread 12 and the branch tube 11, and the rest may photograph the label.

As a preferred example, as shown in the drawing, three lower cameras 222 are arranged, and each of the left and right sides under the lifted cone 10 shoots the thread 12 and the branch pipe 11, and the lifted cone 10 ), the other one on the transport route takes the label.

In addition, the lower light 223 is disposed below the cone 10 lifted by the gripper GR inside the second case 221 .

As an example, as shown in the figure, four lower lights 223 may be arranged around the lifting path of the cone 10 as a bar shape.

As the second inspection device 220 is configured as described above, it is possible to accurately inspect the seal 12 and the paper tube 11 on the lower surface of the cone 10 and the label attached to the inner surface of the paper tube 11 . .

Specifically, the second inspection device 220 first inspects the seal 12 and the branch tube 11, and inspects whether foreign matter is attached to the lower surface of the cone 10 as a whole or contamination has occurred. Regarding (12), it is the state of the thread 12 at the lower end of the cone 10, whether the thread 12 is pulled out (flying) or the thread 12 is broken (single thread), and the thread 12 is protruding or retracted. It is inspected whether the wound state (roller) is bad, and in relation to the branch pipe 11, it is inspected whether the branch pipe 11 is damaged or damaged or the branch pipe 11 is pushed upward or downward, and furthermore, the branch pipe 11 side Also check if the thread (12) is missing.

In addition, in inspecting the label attached to the lower inner surface of the paper tube 11, the second inspection device 220 determines whether the type of the label matches the set one, whether the content of the label is correctly printed as set, and the paper tube Check whether the state of attachment to the inner surface of (11) is good.

3rd inspection device

18 to 20 are views illustrating a third inspection device in the inspection unit of the cone inspection apparatus of FIG. 1 .

Referring to the drawings, the third inspection device 230 is configured to inspect the seal 12 and the paper tube 11 on the upper surface of the cone 10 , and the label attached to the inner surface of the paper tube 11 .

Specifically, the third inspection device 230 may include a third case 231 , a tray rotation unit TR, an upper camera 232 , and an upper light 233 .

At this time, the third case 231 is disposed at the root of the transfer unit 100 , and specifically, the lower and side portions are open and located above the transfer unit 100 .

In addition, the tray rotating part (TR) is disposed under the third case 231, and is configured to lift and rotate the transfer tray (20).

Such a tray rotating part (TR) may include a support plate (P), a plate rotating member (R), and a plate lifting member (L). For the specific structure and operation of the tray rotating part (TR), the above-mentioned first 1, since it has been described in the inspection device 210, it is omitted.

In addition, the third inspection device 230 further includes an elevation stopper LS, and the elevation stopper LS is also omitted since it has been described in the above-described first inspection device 210 .

In addition, the upper camera 232 is disposed on the upper side inside the third case 231 .

The upper camera 232 takes a picture of the upper surface of the cone 10, and a plurality of them are provided, some of which may photograph the thread 12 and the branch tube 11, and the rest may photograph the label.

As a preferred example, as shown in the drawing, two upper cameras 232 are arranged, the one located on the central side from the upper side shoots the thread 12 and the branch tube 11, and the other one on one side from the upper side is the label. to shoot

In addition, the upper light 233 is disposed above the inside of the third case (231).

As an example, as shown in the figure, four upper lights 233 may be arranged around the lifting path of the cone 10 as a bar shape.

As the third inspection device 230 is configured as described above, it is possible to accurately inspect the seal 12 and the paper tube 11 on the lower surface of the cone 10 and the label attached to the inner surface of the paper tube 11 . .

Specifically, the third inspection device 230 first inspects the seal 12 and the branch pipe 11, inspects whether foreign matter is attached to the lower surface of the cone 10 as a whole or contamination occurs, Regarding (12), it is the state of the thread 12 at the bottom of the cone 10, whether the thread 12 is pulled out (flying) or the thread 12 is broken (single thread), and the thread 12 is wound to protrude or enter Inspect whether the wound state (roller) is defective, and in relation to the branch pipe 11, it is inspected whether the branch pipe 11 is damaged or damaged, or the branch pipe 11 is pushed upward or downward, and furthermore, on the branch pipe 11 side It is also checked whether the seal 12 is missing.

In addition, in inspecting the label attached to the upper inner surface of the paper tube 11 , the third inspection device 230 determines whether the type of the label matches the set one, whether the content of the label is correctly printed as set, and the paper tube Check whether the state of attachment to the inner surface of (11) is good.

4th inspection device

21 to 23 are views illustrating a fourth inspection device in the inspection unit of the cone inspection apparatus of FIG. 1 .

Referring to the drawings, the fourth inspection device 240 is configured to inspect the seal 12 and the paper tube 11 on the upper surface of the cone 10 , and the label attached to the inner surface of the paper tube 11 .

Specifically, the fourth inspection device 240 may include a fourth case 241 , a tray rotation unit TR, a side camera 242 , and a side light 243 .

At this time, the fourth case 241 is disposed at the root of the transfer unit 100 , and specifically, the lower and side portions are open and located above the transfer unit 100 .

In addition, the tray rotating part (TR) is disposed under the fourth case 241, it is configured to lift and rotate the transfer tray (20).

Such a tray rotating part (TR) may include a support plate (P), a plate rotating member (R), and a plate lifting member (L). For the specific structure and operation of the tray rotating part (TR), the above-mentioned first 1, since it has been described in the inspection device 210, it is omitted.

In addition, the side camera 242 is disposed on one side inside the fourth case 241 .

The side camera 242 may photograph the side surface of the cone 10 , and a plurality of side cameras 242 may be provided to photograph the seal 12 positioned on the side surface of the cone 10 .

As a preferred example, as shown in the drawing, two side cameras 242 are arranged, and the one located at the upper side from one side takes the thread 12 located on the side of the cone 10 from the slightly upper side, and one side to the lower side. The one located at is photographed from the slightly lower side of the thread 12 located on the side of the cone 10 .

In addition, the side light 243 is disposed on one side of the inside of the fourth case (241).

As an example, as shown in the figure, the side lights 243 may be arranged between the two side cameras 242 on one side of the cone 10 as a bar shape.

As the fourth inspection device 240 is configured as described above, it is possible to accurately inspect the seal 12 from the side of the cone 10 .

Specifically, the fourth inspection device 240 first inspects the seal 12 and the branch pipe 11, inspects whether foreign matter is attached to the side of the cone 10 as a whole or contamination has occurred, Regarding (12), as the state of the thread 12 on the side of the cone 10, whether the thread 12 is missing (flying thread) or the thread 12 is broken (single thread), or whether the thread 12 protrudes or enters Check whether the winding state (roller) is bad.

< Weight Inspection Unit >

Meanwhile, the inspection unit 200 of the present invention may include a weight inspection unit WI as shown in FIG. 24 .

The weight inspection unit WI is configured to acquire weight information of the cone 10 , and it can be determined whether the thread 12 is wound more or less than a set amount based on the weight information of the cone 10 .

Specifically, the weight inspection unit WI may include a weight inspection conveyor 280 and a weight inspection device 290 .

The weight inspection conveyor 280 is disposed between the two transfer conveyors 110 included in the transfer unit 100 , and transfers the transfer tray 20 between the two transfer conveyors 110 .

That is, the weight inspection conveyor 280 serves to receive the transfer tray 20 transferred by the transfer conveyor 110 at one end and transfer it to the transfer conveyor 110 at the other end.

In addition, the weight inspection device 290 is equipped with a weight inspection conveyor 280 and measures the weight of the cone 10 transferred on the weight inspection conveyor 280 .

When the transfer tray 20 is placed on the weight inspection conveyor 280, the weight inspection device 290 subtracts the weight of the weight inspection conveyor 280 and the transfer tray 20 from the total weight of the weight of the cone 10. will derive

For reference, the weight inspection device 290 only needs to be configured to measure the weight of the cone 10 , and it is of course not limited by the present invention and any conventional inspection device may be utilized.

< sorting unit >

In addition, the cone inspection apparatus according to the present invention may further include a sorting unit 300 as shown in FIGS. 1 and 2 .

The sorting unit 300 is configured to automatically sort the cone 10 determined as good or bad by the controller.

25 to 29 are views showing the sorting unit in the cone inspection apparatus of FIG. 1, and FIGS. 30 to 36 are views showing the transfer process of the transfer tray from the defective product discharging conveyor of the sorting unit of FIG.

1, 2 and 25 to 36 , the sorting unit 300 includes a good product discharge conveyor unit 310, a defective product discharge conveyor unit 320, a tray rotation unit (TR), and a selection conveyor 330. can be provided.

The good product discharge conveyor unit 310 is disposed on one side at the rear end of the transfer conveyor 110 disposed at the rear side of the inspection unit 200 , and the defective product discharge conveyor unit 320 is located on the rear side of the inspection unit 200 . It is arranged on the other side at the rear end of the arranged transfer conveyor 110 .

That is, the good product discharge conveyor unit 310 and the defective product discharge conveyor unit 320 are disposed on both sides around the rear end of the transfer conveyor 110 to form a structure facing each other.

For reference, the good product discharge conveyor unit 310 may take a structure connected to the first transfer conveyor 110 of the transfer unit 100 as shown in the figure, and the cone 10 is on the transfer conveyor 110 . It is collected by workers before it arrives.

In addition, the tray rotating unit TR is disposed at the rear end of the conveying conveyor 110 between the good product discharge conveyor unit 310 and the defective product discharge conveyor unit 320, and is configured to lift and rotate the conveying tray 20 .

The tray rotating unit TR rotates the transfer tray 20 before the transfer tray 20 is transferred to the good product discharge conveyor unit 310 or the defective product discharge conveyor unit 320 .

As described above in the first inspection device 210 , an RFID tag (RFT) is mounted on the transfer tray 20 , and an RFID reader (RFR) is installed on the transfer unit 100 at a position corresponding to the inspection unit 200 . is mounted At this time, in order to arrange the RFID tag RFT toward one side of the transfer unit 100 so that one side of the transfer unit 100 on which the RFID reader RFR is mounted and the installation direction correspond, the transfer tray 20 ) is rotated by the tray rotating part (TR).

Such a tray rotating part (TR) may include a support plate (P), a plate rotating member (R), and a plate lifting member (L). For the specific structure and operation of the tray rotating part (TR), the above-mentioned first 1, since it has been described in the inspection device 210, it is omitted.

For reference, at the rear end of the transfer conveyor 110 between the good product discharging conveyor unit 310 and the defective product discharging conveyor unit 320 , a forward/backward stopper MS is disposed at the immediate end of the tray rotating unit TR.

The transfer tray 20 transferred by the transfer unit 100 is stopped at the rear end of the transfer conveyor 110 by this forward/backward stopper MS, so that the tray rotating part TR disposed at the rear end of the transfer conveyor 110 . ) is maintained at the upper side of the stationary state.

Specifically, the forward/backward stopper (MS) maintains an advanced state when the transfer tray 20 is transferred by the transfer unit 100, and accordingly, the transfer tray 20 is moved by the transfer unit 100 by the transfer unit 100. (TR) is blocked by the forward/backward stopper (MS) from the upper side and stops.

After that, the transfer tray 20 is raised by the tray rotating unit TR and then rotates. After the transfer tray 20 rises in this way, the forward/backward stopper MS moves backward so as not to interfere with the rotation of the transfer tray 20 . Then, the transfer tray 20 is rotated by the tray rotating unit TR, and then moved to the good product discharge conveyor unit 310 or the defective product discharge conveyor unit 320 by the sorting conveyor 330, and then moves forward again The next transfer tray 20 is blocked and stopped.

For reference, here, the forward/backward direction of the forward/backward stopper MS is the forward direction (opposite to the conveying direction of the conveying tray) facing the conveying tray 20 conveyed from the conveying unit 100 is the forward direction, and the conveying unit In (100), the transfer direction of the transfer tray 20 is the reverse direction.

And, the sorting conveyor 330 is electrically connected to the controller.

At this time, the controller is electrically connected to the inspection unit 200 and analyzes the information of the cone 10 acquired by the inspection unit 200 to determine whether the product is defective.

For this reason, the sorting conveyor 330 transfers the cone 10 for which the quality is determined by the controller to the good product discharge conveyor unit 310 or the defective product discharge conveyor unit 320 .

Here, the sorting conveyor 330 is provided with a sorting belt 331, the sorting belt 331 is arranged around the tray rotating part (TR), is configured to be lifted.

Specifically, the sorting conveyor 330 raises the sorting belt 331 in order to transport the cone 10 to the good product discharge conveyor unit 310 or the defective product discharge conveyor unit 320 to transport the conveying tray 20. (110) By rotating the sorting belt 331 after being spaced upward from the transport belt 111 at the rear end, the transport tray 20 is not interfered with from the transport belt 111. It is transferred to the defective product discharge conveyor unit 320 .

At this time, the sorting conveyor 330 transfers the cone 10 determined as a good product to the good product discharge conveyor 310 on one side as shown in FIG. As shown, the rotation direction of the sorting belt 331 is selectively changed according to the control of the controller so as to be transferred to the defective product discharging conveyor 320 on the other side.

On the other hand, the defective product discharging conveyor unit 320 may take a circular conveyor structure so that only the conveying tray 20 can be used again after the cone 10, which is a defective product, is separated and collected from the conveying tray 20 by the operator.

Specifically, the defective product discharging conveyor unit 320 includes a first elevator 321 , a second elevator 322 , a discharge conveyor 323 , and a return conveyor 324 as shown in FIGS. 30 to 36 . can do.

The first elevator 321 is disposed on the other side of the rear end of the transfer conveyor 110, and has a first lifting conveyor 321a configured to be lifted.

In addition, the second elevator 322 is spaced apart from the first elevator 321, and has a second lifting conveyor 322a configured to be lifted.

In addition, the discharge conveyor 323 connects the first elevator 321 and the second elevator 322 , and has the same structure as the transport height of the transport conveyor 110 .

In addition, the return conveyor 324 connects the first elevator 321 and the second elevator 322 , and is disposed below the discharge conveyor 323 .

Accordingly, the transfer tray 20 is transferred from the sorting conveyor 330 to the defective article discharging conveyor 320, and the process shown in FIGS. 30 to 36 can be performed.

That is, the transfer tray 20 is a first lifting conveyor 321a, a discharge conveyor 323, a second lifting conveyor 322a, a return conveyor 324, and a first lifting conveyor 321a from the sorting conveyor 330. ) is configured to return to the sorting conveyor 330 again through sequentially.

At this time, the second lifting conveyor 322a receives the transfer tray 20 transferred from the discharge conveyor 323 and descends, so that the transfer tray 20 can go to the return conveyor 324, and the first lifting conveyor ( 321a) receives the transfer tray 20 transferred from the return conveyor 324 and rises.

Here, when the transfer tray 20 is transferred from the discharge conveyor 323, the cone 10, which is a defective product, is separated from the transfer tray 20 and collected by the operator, so that when descending by the second lifting conveyor 322a, At the time of return by the return conveyor 324, and when lifting by the first lifting conveyor 321a, only the transfer tray 20 from which the cone 10 is removed is transferred. When the operator separates the defective cone 10 from the transfer tray 20 and collects the cone 10, it is possible to re-inspect the cone 10 again.

Furthermore, the transfer tray 20 raised by the first lifting conveyor 321a is placed by the operator at the very beginning of the transfer unit 100, which is the position before being inspected by the inspection unit 200, and then a new cone (10) can be seated and used.

As a result, the cone inspection apparatus according to the present invention analyzes the information of the transfer unit 100 for transferring the cone 10 , the inspection unit 200 for acquiring information about the cone 10 , and the cone 10 , By configuring the controller for determining whether the product is non-defective, it is possible to accurately and accurately determine whether the cone 10 is non-defective while conveniently and quickly performing the inspection of the cone 10 as it is easily and automatically determined whether the cone 10 is non-defective.

As described above, although the present invention has been described with reference to limited embodiments and drawings, the present invention is not limited thereto, and the technical idea of the present invention and the following by those of ordinary skill in the art to which the present invention pertains. Of course, various modifications and variations are possible within the scope of equivalents of the claims to be described.

10: cone 11: branch tube
11a: hollow 12: thread
20: transport tray 20a: assembly groove
21: assembly rod 21a: middle jaw
RFT : RFID tag RFR : RFID reader
100: transfer unit 110: transfer conveyor
111: transfer belt 120: connected conveyor
121: connection belt 122: idle roller
200: inspection unit VI: vision inspection unit
210: first inspection device 211: first case
212: side exterior camera 213: side surface illumination
TR : Tray rotating part P : Support plate
Pa: Assembly protrusion R: Plate rotating member
L : Plate lifting member LS : Elevating stopper
G: gate 220: second inspection device
221: second case 222: lower camera
223: lower light GR: gripper
GRa : Clamp GRb : Clamp operation member
GRc : Clamp rotating member GRd : Clamp lifting member
230: third inspection device 231: third case
232: upper camera 233: upper light
240: fourth inspection device 241: fourth case
242: side camera 243: side light
WI: weight inspection unit 280: weight inspection conveyor
290: weight inspection device 300: sorting unit
MS: Forward/backward stopper 310: Good product discharge conveyor part
320: defective product discharge conveyor unit 321: first elevator
321a: first lifting conveyor 322: second elevator
322a: second lifting conveyor 323: discharge conveyor
324: return conveyor 330: sorting conveyor
331: sorting belt

Claims (19)

a transfer unit for transferring a transfer tray on which a cone wound with a thread is seated on the paper tube;
an inspection unit disposed at the root of the transfer unit to acquire information about the cone; and
A controller electrically connected to the inspection unit to analyze the information of the cone acquired by the inspection unit to determine whether it is a good product; and
The inspection unit is
a vision inspection unit configured to acquire image information of the cone; and
and a weight inspection unit configured to acquire weight information of the cone;
The vision inspection unit,
a first inspection device for checking a model of the cone, and inspecting a seating state of the cone on the transfer tray and an external shape of the cone;
a second inspection device for inspecting the seal and the paper tube from the lower surface of the cone, and a label attached to the inner surface of the paper tube;
a third inspection device for inspecting the seal and the paper tube from the upper surface of the cone, and a label attached to the inner surface of the paper tube; and
a fourth inspection device for inspecting the seal from the side of the cone;
Cone inspection device comprising a.
delete delete According to claim 1,
The first inspection device,
a first case disposed at the root of the transfer unit;
a tray rotating unit disposed under the first case and rotating by lifting the transfer tray;
a side camera disposed on one side of the first case; and
A side surface illumination of a planar shape disposed on the other side in the interior of the first case;
While rotating the cone by a tray rotating unit that lifts and rotates the transfer tray, the side camera captures the rim of the cone against the side surface illumination as a background.
According to claim 1,
The second inspection device,
a second case disposed at the root of the transfer unit;
a gripper disposed on the second case and rotating by lifting the cone;
a lower camera disposed under the cone lifted by the gripper inside the second case; and
and a lower light disposed on the lower side of the cone lifted by the gripper inside the second case;
While lifting and rotating the cone by the gripper, the lower camera captures the lower surface of the cone.
6. The method of claim 5,
The gripper is
tongs for holding the cone when inserted into the branch tube of the cone;
The tongs are mounted on the lower portion, the clamp operation member for opening and contracting the tongs;
a tongs rotating member mounted on the lower portion of the tongs operating member and rotating the tongs operating member to rotate the tongs; and
a clamp lifting member installed in the second case, the clamp rotating member is mounted on the side, and elevating the clamp rotating member by elevating the clamp rotating member;
Cone inspection device comprising a.
6. The method of claim 5,
The lower camera is provided with a plurality of, some of the plurality of photographing the seal and paper tube, the rest of the cone inspection apparatus, characterized in that for photographing the label.
According to claim 1,
The third inspection device,
a third case disposed at the root of the transfer unit;
a tray rotating unit disposed under the third case and rotating by lifting the transfer tray;
an upper camera disposed on the upper side of the third case; and
and an upper light disposed on the upper side from the inside of the third case;
While rotating the cone by a tray rotating unit that lifts and rotates the transfer tray, the upper camera captures an upper surface of the cone.
9. The method of claim 8,
The upper camera is provided with a plurality of, some of the plurality of photographing the seal and the paper tube, the cone inspection apparatus, characterized in that the rest to photograph the label.
According to claim 1,
The fourth inspection device,
a fourth case disposed at the root of the transfer unit;
a tray rotating part disposed on the lower side of the fourth case and rotating the transfer tray by lifting it;
a side camera disposed on one side of the fourth case; and
With a side light disposed on one side of the inside of the fourth case;
While rotating the cone by a tray rotating unit that lifts and rotates the conveying tray, the cone inspection device, characterized in that the side camera takes a picture of the side of the cone.
According to claim 1,
Each of the first inspection device, the second inspection device, the third inspection device, and the fourth inspection device,
a lifting stopper disposed at the root of the transfer unit and configured to be lifted so as to temporarily stop the transfer tray transferred by the transfer unit for inspection of the cone;
Cone inspection device, characterized in that it further comprises.
According to claim 1,
The transfer unit is
a conveying conveyor having a conveying belt for conveying the conveying tray while supporting the lower surfaces of both sides of the conveying tray;
Cone inspection device comprising a.
13. The method of claim 12,
The transfer unit is
a connecting conveyor positioned in a direction changing section between the two conveying conveyors arranged at right angles, and having a connecting belt diagonally arranged so that the ends of the two conveying conveyors are connected;
Cone inspection device characterized in that it further comprises
According to claim 1,
The weight inspection unit,
a weight inspection conveyor that is disposed between the two transfer conveyors included in the transfer unit and transfers the transfer tray between the two transfer conveyors; and
a weight inspection device on which the weight inspection conveyor is mounted, and measuring the weight of the cone transferred on the weight inspection conveyor;
Cone inspection device comprising a.
13. The method of claim 12,
It further includes; a sorting unit for automatically sorting the cone determined to be good or defective by the controller.
The selection unit is
a good product discharging conveyor disposed at one side from the rear end of the transfer conveyor disposed at the rear side of the inspection unit, and a defective product discharging conveyor disposed at the other side;
a tray rotating unit disposed at the rear end of the conveying conveyor between the good product discharging conveyor unit and the defective product discharging conveyor unit and rotating by lifting the conveying tray; and
and a sorting conveyor electrically connected to the controller and having a sorting belt that is raised and lowered while being disposed around the tray rotating part; and
The sorting conveyor selectively selects the cones determined as good products under the control of the controller to transfer the cones determined as good products to the good product discharge conveyor unit on one side and transfer the cones determined as defective products to the defective products discharge conveyor unit on the other side Cone inspection device, characterized in that the rotation direction of the belt is changed.
16. The method of claim 15,
The defective product discharge conveyor unit,
a first elevator disposed on the other side of the rear end of the transport conveyor and having a first lifting conveyor configured to be lifted;
a second elevator spaced apart from the first elevator and having a second lifting conveyor configured to be lifted;
a discharge conveyor connecting the first elevator and the second elevator and having the same height as the conveying height of the conveying conveyor; and
and a return conveyor that connects the first elevator and the second elevator, and is disposed below the discharge conveyor;
The transfer tray is configured to return to the sorting conveyor through the first lifting conveyor, the discharge conveyor, the second lifting conveyor, the return conveyor, and the first lifting conveyor from the sorting conveyor in sequence .
16. The method of any one of claims 4, 8, 10, and 15, wherein
The tray rotation unit,
a support plate disposed under the root of the transfer unit and supporting the transfer tray;
a plate rotating member having the support plate mounted thereon and rotating the support plate; and
a plate elevating member having the plate rotating member mounted on the upper portion and elevating the plate rotating member to elevate the supporting plate;
Cone inspection device comprising a.
18. The method of claim 17,
A plurality of assembly grooves are formed on the lower surface of the transport tray,
An assembly protrusion inserted into the assembly groove is formed on the support plate,
The cone inspection device, characterized in that the assembling groove and the assembling protrusion are tapered toward the top.
According to claim 1,
An RFID tag is mounted on the transfer tray, an RFID reader is mounted on the transfer unit at a position corresponding to the inspection unit, and the RFID reader is electrically connected to a controller.

Images