KR101365265B1 - Sealing check apparatus - Google Patents

Abstract

The present invention relates to a sealing check device, and more particularly includes a base, a cover covering the base, a transfer part for entering and exiting the inspected object into the cover, and a driving part connected to the transfer part to transmit power. A transfer member, a guide member arranged inside the cover to support the inspected object entering the cover by the conveying means, and a lift member provided on the cover to move up and down and in contact with the inspected object; It comprises a pressure sensing means consisting of a sensing unit for sensing the pressure of the test subject according to the height change of the elevating member.
That is, in the present invention, when the inspected object in the sealed state enters the inside of the cover by the conveying means, the elevating member of the pressure sensing means contacts the upper part of the inspected object and elevates, and at this time, the sensing unit senses the elevation of the elevating member. By sensing the pressure difference between the current test object and comparing the sensing output with the set pressure in the normal state of the test object, the sealing rate is checked according to the pressure change, and the defective rate of the product can be dramatically reduced. It is possible to prevent the deterioration of the product, and in particular, the inspection object is checked by the pressure sensing means only by entering the inside of the cover, thereby improving the work efficiency and efficiently operating the entire work process through the quick inspection work. It is proposed a sealing check device that can obtain a quality improvement effect.

Description

Sealing check device {SEALING CHECK APPARATUS}

The present invention relates to a sealing check device, and more particularly, a base, a cover covering the base, arranged inside the cover, and provided on both sides of the base to transfer the test object into and out of the cover; A conveying means connected to a conveying part and including a driving part for transmitting power, and a guide member which is arranged inside the cover and supports the inspected object which enters into the cover by the conveying means; And a pressure sensing means provided on the cover and capable of lifting up and down, the lifting member being in contact with the test subject, and a sensing unit for sensing the pressure of the test subject according to the height change of the lifting member. .

That is, in the present invention, after the contents are contained in the wrapping paper, the wrapping paper is sealed by a sealing device. In this case, when the sealing of the wrapping paper is broken and the internal gas leaks, the outside air flows into the wrapping paper, and the contents decay or corrode. In order to prevent a problem such as such that when the inspected object in the sealed state by the conveying means to enter the inside of the cover, the elevating member of the pressure sensing means is brought into contact with the upper portion of the inspected object, the elevating height of the elevating member The sensing unit senses the current pressure difference of the inspected object, and compares the sensing output with the set pressure at the steady state of the inspected object and checks the sealing state according to the pressure change, thereby significantly reducing the defective rate of the product. In addition, it is possible to prevent the deterioration of the contents, in particular, pressure sensing only by entering the test object inside the cover By the end sealing is checked whether or not being characterized by the improvement that can be obtained, and rapid inspection productivity and quality improved by operating the operation through the entire working process to efficiently effect the working efficiency.

As a conventional sealing device, Korean Patent Publication No. 10-2010-0081718 (published Jul. 15, 2010, hereinafter referred to as “Prior Art 1”) “Vacuum sealing device for plastic bags and plastic bag vacuum sealing set using the same” Is disclosed.

The prior art 1 is a vacuum sealing device for a plastic bag for sealing the vacuum opening and sealing the opening of the plastic bag with a through hole formed on the upper surface, the upper member; A lower member disposed below the upper member and spaced apart from the upper member; A connecting portion interconnecting one end of the upper member and one end of the lower member; It is mounted to the upper member to open and close the upper and lower parts of the upper member, and made of an opening and closing portion communicating with the through hole, between the lower surface of the upper member and the upper surface of the lower member is formed with an insertion portion opened in one direction by the connecting portion The insertion part is sealed by being inserted into the insertion part in a state where the opening of the plastic bag is dried, and the opening and closing part is closed after discharging the air inside the plastic bag to the outside through the through hole.

In addition, the Republic of Korea Patent Publication No. 10-2010-0089117 (2010.08.12. Published. "Prior art 2") "Vacuum sealing device for plastic bags" is disclosed.

The prior art 2 is a vacuum sealing device for a plastic bag for sealing the vacuum opening and sealing the opening of the plastic bag with a through-hole formed in the upper surface, the lower surface is in contact with the upper surface of the plastic bag; A lower member whose upper surface is in contact with the lower surface of the plastic bag; A locking part for separating or coupling the upper member and the lower member; It is mounted to the upper member to open and close the upper and lower parts of the upper member, and made of an opening and closing portion communicating with the through hole, the one side formed with the opening of the plastic bag is arranged between the upper member and the lower member in a folded state and pressure-sealed The opening and closing part is closed after discharging the air inside the plastic bag to the outside through the through hole.

The prior art as described above is not equipped with a device for checking the sealing state of the plastic bag after sealing the plastic bag with the devices for sealing the plastic bag,

Therefore, there is an urgent need for the development of a device for checking the sealing state in order to release a more complete product after sealing the plastic bag.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems,

When the test object in the sealed state enters into the cover by the transfer means, the elevating member of the pressure sensing means contacts the upper part of the inspected object and moves up and down. At this time, the sensing unit senses the elevating height of the elevating member. By comparing the sensing output with the set pressure in the normal state of the subject, and checking the sealing state according to the pressure change, it is possible to drastically reduce the defective rate of the product and to prevent the deterioration of the contents. You can,

In particular, the inspection object is checked by the pressure sensing means just by entering the inside of the cover to improve the work efficiency and to efficiently operate the entire work process through the quick inspection work to obtain the effect of improving productivity and quality. One purpose.

In addition, the present invention is mounted on the cover, the guide member is connected to the upper surface is provided with an anti-rotation lifting means for enabling the lifting operation of the guide member when the guide member in contact with the guide member to enter and exit the cover, the guide member To ensure the stability of the operation by forming a play in the vertical direction of the

In addition, another object of the present invention is to prevent precise rotation of the guide member due to friction between the guide member and the inspected object, thereby assuring the operation reliability of the guide member.

Furthermore, the present invention introduces a conveyor that is in contact with both sides of the inspected object as a conveying means, so that the inspector can easily enter or exit the inspected object and can be quickly and accurately moved in and out of the inspected object. Another feature is that the workability can be improved by increasing the speed.

Seal checking device according to the present invention is a base; A cover covering the base; Transfer means arranged inside the cover and provided on both sides of the base and including a transfer part for entering and exiting the inspected object into the cover, and a driving part connected to the transfer part to transmit power; A guide member arranged inside the cover and supporting the inspected object entering the cover by the conveying means; And a pressure sensing means provided on the cover and capable of lifting up and down, the lifting member being in contact with the test subject, and a sensing unit for sensing the pressure of the test subject according to the height change of the lifting member. Is done.

The sensing unit of the pressure sensing means according to the invention and the first sensor dog connected to the upper end of the elevating member, the second sensor dog connected to the elevating member, spaced apart from the first sensor dog and arranged below And a third sensor dog mounted to the cover and arranged in proximity to the first and second sensor dogs.

Mounted on the cover according to the invention, it is characterized in that it is further provided with a rotation preventing elevating means connected to the upper surface to enable the elevating operation of the guide member.

The driving unit according to the present invention is provided with a motor mounted to the cover,

The driven shaft is provided on the base and connected to the drive shaft of the motor.

The conveying unit connects a first linking shaft connected to the driven shaft, a second linking shaft provided to correspond to the first linking shaft, and the first and second linking shafts, and is in contact with both sides of the inspected object. Characterized in that further comprises.

When the sealing check device according to the present invention enters the inspected object in the sealed state by the conveying means, the elevating member of the pressure sensing means is brought into contact with the upper part of the inspected object, and the elevating height of the elevating member is increased. The sensing unit detects the pressure difference of the current subject and compares the sensing output with the set pressure in the normal state of the inspected object, and checks the sealing state according to the pressure change, thereby significantly reducing the defective rate of the product. In addition, to prevent the deterioration of the contents,

In particular, the sealing object is checked by the pressure sensing means just by entering the inside of the cover, thereby improving the work efficiency and efficiently operating the entire work process through a quick inspection work, thereby improving productivity and quality. .

In addition, the present invention is mounted on the cover, the guide member is connected to the upper surface is provided with an anti-rotation lifting means for enabling the lifting operation of the guide member when the guide member in contact with the guide member to enter and exit the cover, the guide member To ensure the stability of the operation by forming a play in the vertical direction of the

In addition, the guide member is prevented from rotating due to the friction between the guide member and the inspected object, thereby ensuring the operation reliability of the guide member, thereby making it possible to precisely inspect the work.

Furthermore, the present invention introduces a conveyor that is in contact with both sides of the inspected object as a conveying means, so that the inspector can easily enter or exit the inspected object and can be quickly and accurately moved in and out of the inspected object. It is possible to improve workability by increasing speed.

1 is a front view showing a sealing check device according to the present invention,
Figure 2 is a side view showing a sealing check device according to the present invention,
Figure 3 is a plan view showing a sealing check device according to the present invention.

Hereinafter, a sealing check apparatus according to the present invention will be described with reference to the accompanying drawings.

In the present specification, the sealing check device is a various type of technology that requires an airtight check if it is necessary to maintain this state after sealing and sealing it in a state in which a test object, that is, a package, a pack, an envelope, a bag, etc. Applicable to the field.

However, hereinafter, the test object, that is, a confectionery such as bread or confectionery, etc., is sealed and packaged in the package, and then the sealing state of the package is checked by the sealing check device of the present invention.

And the packaging paper for packaging the confectionery or confectionery is filled with harmless gas or nitrogen gas in order to maintain the freshness of the contents and the product, and then sealing by a sealing device,

At this time, when the sealing seal of the wrapping paper is broken, the charged harmless gas or nitrogen gas may leak and at the same time, oxygen may be introduced to corrupt the contents.

Therefore, the sealing check apparatus according to the present invention is to check whether the sealing state is maintained or broken by measuring the pressure of the wrapping paper after sealing the wrapping paper, which will be described in more detail below.

1 to 3, the sealing check device according to the present invention

A base 10; A cover 20 covering the base 10; A transfer part 31 arranged inside the cover 20 and provided at both sides of the base 10 to connect the test object P into and out of the cover 20 and connected to the transfer part 31 Transfer means 30 including a drive unit 33 for transmitting the; A guide member (40) arranged inside the cover (20) and supporting the inspected object (P) entering the cover (20) by the transfer means (30); And the elevating member 51 provided on the cover 20 and capable of elevating and lowering the upper and lowered members of the inspected object P and the elevating degree of the elevating member 51. It comprises a; pressure sensing means 50 consisting of a sensing unit 54 for sensing the pressure.

1 to 3, the base 10 according to the present invention is

It is connected to the conveying means 30 for transporting the inspected object P sealed by the sealing device of the previous process serves to settle the inspected object P.

The base 10 is formed in a flat shape, the cover 20 to be described below, the conveying means 30, the guide member 40, the pressure sensing means 50 is directly or indirectly connected to support each component to drive stable To ensure the

As shown in Figures 1 to 3, the cover 20 according to the present invention

The base 10 is configured to cover the base 10 to form an accommodation space 21 through which the inspected object P can enter and exit.

That is, the cover 20 has a cross-sectional shape of '∩' form the receiving space 21 with the base 10 in the lower portion,

On the front side is formed an opening for the entrance and exit of the test object (P), the upper surface is mounted with a drive unit 33, the pressure sensing means 50 of the transfer means (30).

In addition, both sides of the lower inner surface of the cover 20 is provided with a block-shaped connecting portion 23 for coupling with the base 10 so that the cover 20 can be fixed or mounted on the base 10. It is configured to be.

As shown in Figures 1 to 3 the transfer means 30 according to the invention

Through the opening of the cover 20 is configured to enter the test object (P) into the cover 20, or to advance to the outside of the cover 20.

The transfer means 30 for this purpose is arranged in the cover 20, the transfer portion 31 for entering and entering the test object (P) into the cover 20 is provided on both sides of the base 10, It includes a drive unit 33 is connected to the transfer unit 31 for transmitting power.

That is, the drive unit 33 of the transfer means 30 is provided with a pair of motors 33a mounted on the rear of the upper surface of the cover 20, and the sprockets are provided on the drive shafts 33b of the respective motors 33a. Or gear, pulley (37) is connected,

The base 10 is provided with a pair of driven shafts 35 connected to the drive shafts 33b of the respective motors 33a,

The driven shaft 35 is provided with a sprocket of the drive shaft 33b, a sprocket corresponding to the gear, the pulley 37, a gear, the pulley 37, and is connected by a belt or a chain 39 or the like.

In addition, the transfer unit 31 is connected to the driven shaft 35, and provided to correspond to the first interlocking shaft (31a) and the first interlocking shaft (31a) arranged behind the receiving space (21), A second interlocking shaft 31b arranged in front of the accommodation space 21;

And a conveyor 31c which connects the first and second interlocking shafts 31b and contacts both sides of the inspected object P.

In this case, the sprocket, the gear, the pulley 37 is connected to the first interlocking shaft (31a) to correspond to the sprocket, the gear, the pulley (37) provided on the driven shaft (35),

The sprockets of the driven shaft 35 and the first interlocking shaft 31a, the gears and the pulleys 37 are connected to each other by the belt or the chain 39, so that the power of the motor 33a is transmitted to the first interlocking shaft 31a. Is passed).

The first linkage shaft 31a and the second linkage shaft 31b are arranged side by side in front and rear of the accommodation space 21.

The conveyor 31c is connected to the first and second interlocking shafts 31a and 31b and arranged at both sides of the accommodation space 21 to be in contact with both sides of the test object P.

Therefore, the test object P can enter the inside of the cover 20, that is, the accommodation space 21 by the conveyor 31c, and when each motor 33a of the driving unit 33 rotates in the opposite direction. The inspected object P drives the conveyor 31c in reverse, and discharges the inspected object P to the outside of the accommodation space 21.

That is, the transfer means 30 enters the test object P into the receiving space 21 by using frictional contact between the test object P and the conveyor 31c, and then the pressure test means 50 causes the test object to be examined. After inspecting the pressure (P), that is, the sealing state, the test object P is discharged to the outside of the accommodation space 21.

Therefore, the conveying means 30 according to the present invention automatically enters the inspected object P into the inspected position for checking the sealing state of the inspected object P, and automatically discharges the inspected object P to the outside after the inspected state. By doing this, not only the convenience of work can be provided but also the work efficiency can be improved.

Furthermore, it is preferable that an auxiliary interlocking shaft 31d is provided between the first and second interlocking shafts 31a and 31b to support the conveyor 31c.

At this time, the auxiliary interlocking shaft (31d) is configured to support the conveyor (31c) is arranged to the outside to maintain the tension of the conveyor (31c) can ensure a more stable transfer operation.

That is, the conveyor 31c arranged inside is a part in contact with the inspected object P, and when the inspected object P enters, the shape of the inspected object P may be changed by the auxiliary interlocking shaft 31d.

In this case, since the influence on the pressure sensing means 50 may not be precisely checked, the auxiliary interlocking shaft 31d may preferably support only the outer conveyor 31c.

1 to 3, the guide member 40 according to the present invention is

When the inspected object P enters into the receiving space 21 by the transfer means 30, the upper part of the inspected object P is contacted and supported so that the inspected object P can be inspected in a stable state. do.

That is, the guide member 40 is provided with an inclined portion 41 in the front and rear to facilitate the entry of the inspected object (P),

It is connected to the inclined portion 41, the contact portion 43 is formed in a planar shape is provided in contact with the upper portion of the inspected object (P) entering the receiving space 21 can be stably supported the inspected object (P). Will be.

In particular, the guide member 40 is provided so as to have a clearance in the vertical direction when the inspected object (P) enters is configured as follows to accommodate the entry of the inspected object (P).

First, the guide member 40 is provided with a plurality of vertical portions 47 which are vertically erected on top of each of the inclined portions 41,

The upper plate 45 is fixed to the inner surface of each vertical portion 47 to cover the upper portion of the cover 20.

In this case, the upper plate 45 of the cover 20 is provided with a lifting means for preventing the shaft rotation of the guide member 40, 60,

The lifting means 60 supports not only the guide member 40 to be lifted or lowered to a certain degree when the inspector P enters, but also the guide member 40 when the inspector P enters. By preventing the rotation it is possible to ensure a stable operation of the guide member (40).

To this end, the elevating means 60 is connected to the outer upper surface of the cover 20, the second cylinder 61, the second through hole (61a) is formed, and the second through of the second cylinder (61) The lifting rod 63 is inserted into the ball 61a and connected to the upper plate 45 of the guide member 40.

That is, when the test subject P enters into the receiving space 21 and comes into contact with the contact portion 43 of the guide member 40, the lifting rod 63 passes through the second through hole 61a. The guide member 40 is lifted up and down by P) corresponding to the thickness.

When the inspected object P having finished checking whether the sealing state is discharged to the outside of the receiving space 21, the lifting rod 63 is lowered to the original position, thereby returning the guide member 40 to the original position.

Therefore, when entering and exiting the inspected object P of the elevating means, the inspected object P can be accommodated by having a clearance vertically up and down through the raising and lowering operation of the guide member 40,

In addition, the stable movement of the guide member 40 by catching the rotation of the guide member 40 by the friction between the contact portion 43 of the test object (P) and the guide member 40 at the time of entry and exit of the test object (P). It can be maintained to ensure the operation reliability.

As shown in Figure 1 to Figure 3 the pressure sensing means 50 according to the present invention is

The sealing means of the inspected object P, which enters the receiving space 21 by the transfer means 30 and is brought into contact with and supported by the guide member 40, is configured to be checked through a pressure change.

That is, the pressure sensing means 50 is provided on the cover 20 to move up and down, and the lifting member 51 and the lifting member 51 in contact with the test object P and the lifting member 51 according to the change It comprises a sensing unit 54 for sensing the pressure of the test object (P).

The elevating member 51 of the pressure sensing means 50 is connected to and fixed to an outer surface of the upper surface of the cover 20, and includes a first cylinder 52 having a through hole and a first penetration of the first cylinder 52. Is inserted into the ball 52a comprises a meter reading rod 53 capable of raising and lowering operation.

Therefore, when the inspected object P enters the receiving space 21, the lower end of the meter reading rod 53 contacts the upper portion of the inspected object P to move up and down to a predetermined height through the first through hole 52a. Become,

When the inspected object P is discharged to the outside of the accommodation space 21, the metering rod 53 is lowered through the first through hole 52a.

In this case, the lower end of the metering rod 53 is provided with a ball plunger 53a. When the test object P enters, the ball plunger 53a exerts elasticity so that the lower end of the metering rod 53 and the inspected object ( In contact with P), friction is reduced so that the operation of the metering rod 53 can be kept sensitive.

In addition, it is possible to ensure the reliability of the device by preventing the test object (P) is torn or damaged by being caught on the lower end of the metering rod (53).

The sensing unit 54 of the pressure sensing means 50 includes a first sensor dog 55 connected to an upper end of the metering rod 53 of the elevating member 51;

It is connected to the upper surface of the cover 20 is arranged on one side of the elevating member 51, and consists of a second sensor dog 56 provided to have a predetermined height.

The sensing unit 54 of the pressure sensing means is connected to the first sensor dog 55 connected to the upper end of the elevating member and the elevating member 51, and is spaced apart from the first sensor dog 55. A second sensor dog 56 arranged below;

And a third sensor dog 57 mounted to the cover 20 and arranged in close proximity to the first and second sensor dogs 55 and 56.

First, the first sensor dog 55 is connected to the upper end of the metering rod 53 of the elevating member,

The second sensor dog 56 is arranged above the first cylinder 52 and spaced apart from the bottom of the first sensor dog 55.

Next, the third sensor dog 57 is formed of a plate-like member, bent to the lower portion to be fixed to the outer upper surface of the cover 20,

The third sensor dog 57 is manufactured to have a predetermined height and is configured to cover both the first and second sensor dogs 55 and 56.

That is, the two first sensor dogs 55 and the second sensor dogs 56 are arranged to be spaced apart from each other on the metering rod 53.

If only the first sensor dog 55 connected to the upper end of the metering rod 53 is provided, when the first sensor dog 55 deviates from the third sensor dog 57, the first sensor dog 55 Because we cannot detect the changed height

The second sensor dog 56 is disposed under the first sensor dog 55 so as to sense the changed height of the meter reading rod 53 even in the above situation.

That is, when the sealing state of the inspected object P is broken and the gas inside the inspected object P leaks, the internal pressure of the inspected object P leaks at a normal state, that is, at a pressure without leaking gas. As much as the gas

At this time, the lifting height of the meter reading rod 53 does not reach the lifting height in the normal state.

In addition, the first sensor dog 55 (or the second sensor dog 56) is also raised and lowered by the height of the metering rod 53,

At this time, the sensor detects the lifting height of the first sensor dog 55 by the third sensor dog 57.

In addition, the sensor transmits the detected Godhead to the controller, the controller calculates the current pressure according to the height change of the first sensor dog 55 to compare the pressure in the steady state with the pressure of the current subject P. Therefore, when the pressure change exceeds the error range, the sealing state of the inspected object P is recognized as a broken bad state.

Therefore, the inspected object P whose seal is broken is separated and collected from the inspected object P in a normal state, and the contents are placed in a new wrapping paper, and then sealed again by a sealing device, and re-checked by the pressure sensing means 50. Shipped as a product.

In this case, it is preferable to use a proximity sensor, but it is also possible to introduce various types of sensors such as an optical sensor and a magnet sensor.

Furthermore, a cushion pad 58 is provided on an upper surface of the first cylinder 52 and a lower surface of the second sensor dog 56 to prevent shock from being applied to each sensor dog when the meter rod 53 is moved up and down. It is desirable to be able to perform a more precise inspection work.

In the above description with reference to the accompanying drawings, the present invention has been described with reference to the present invention, the sealing check device, but a specific shape and direction, the present invention can be variously modified and changed by those skilled in the art, such variations and modifications are the scope of the present invention Should be interpreted as being included in.

P: Test Subject
10: Base
20: cover 21: accommodation space
23: connection
30: transfer means 31: transfer unit
31a: first interlocking shaft 31b: second interlocking shaft
31c: Conveyor 31d: Auxiliary Interlocking Shaft
33: drive unit 33a: motor
33b: drive shaft 35: driven shaft
37: sprocket, gear, pulley 39: belt, chain
40: guide member 41: inclined portion
43: contact portion 45: top plate
47: vertical part
50: pressure sensing means 51: elevating member
52: first cylinder 52a: first through hole
53: meter reading rod 53a: ball plunger
54 sensing unit 55 first sensor dog
56: second sensor dog 57: third sensor dog
58: cushion pad
60: lifting means 61: the second cylinder
61a: second through hole 63: lifting rod

Claims (4)

Base;
A cover covering the base;
A transfer part arranged inside the cover and provided at both sides of the base to move the test object into and out of the cover;
Transfer means including a drive unit connected to the transfer unit to transfer power;
A guide member arranged inside the cover and supporting the inspected object entering the cover by the conveying means; And
A lifting member provided in the cover and capable of lifting up and down and in contact with the test subject;
Pressure sensing means consisting of a sensing unit for sensing the pressure of the inspected object according to the height change of the elevating member;
The sensing unit of the pressure sensing means
A first sensor dog connected to an upper end of the elevating member;
A second sensor dog connected to the elevating member and spaced apart from the first sensor dog and arranged below;
And a third sensor dog mounted to the cover and arranged in proximity to the first and second sensor dogs.
The method of claim 1,
The elevating member is fixed to the outer side of the upper surface of the cover, characterized in that it comprises a first cylinder formed with a through hole, and a metering rod which is inserted into the first through hole of the first cylinder to move up and down Seal checker.
The method of claim 1,
The sealing check device is mounted to the cover, is further connected to the guide member to the upper and lowering means for preventing rotation to enable the lifting operation of the guide member.
The method according to any one of claims 1 to 3,
The driving unit is provided with a motor mounted to the cover,
The driven shaft is provided on the base and connected to the drive shaft of the motor.
The conveying unit connects a first linking shaft connected to the driven shaft, a second linking shaft provided to correspond to the first linking shaft, and the first and second linking shafts, and is in contact with both sides of the inspected object. Sealing check device, characterized in that further comprises a.

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