KR20210120213A - Device for bending filter paper - Google Patents

Abstract

The present invention discloses a filter paper manufacturing apparatus for a vehicle filter. The disclosed filter paper manufacturing apparatus for a filter for a vehicle includes a fabric supply part on which a roll-type filter paper fabric is mounted, a fabric bending part for bending using a pair of bending plates so that valleys and mountains are formed in the fabric supplied from the fabric supply part, and fabric bending A bending fabric sensing unit that detects the bent portion of the bent fabric passing through the part, an adhesive applying unit that applies adhesive to the bent fabric goal line discharged from the bent fabric detecting unit, and pressing the bent fabric goal line discharged from the adhesive applying unit And it characterized in that it comprises a fabric bonding portion for bonding the bent fabric by heating. Therefore, the present invention can produce a composite filter paper by bending the filter paper fabric provided in the form of a roll while transporting it, applying an adhesive to the folded fabric, and then bonding the adhesive-coated bent fabric with another bent fabric.

Description

Filter paper manufacturing device for vehicle filters {Device for bending filter paper}

The present invention relates to a filter paper manufacturing apparatus for a filter for a vehicle, which is bent while transporting a filter paper fabric provided in the form of a roll, an adhesive is applied to the folded fabric, and then the adhesive-coated bent fabric is bonded to another bent fabric to form a composite filter It relates to a filter paper manufacturing apparatus for a vehicle filter capable of producing paper.

In general, an air purifier removes dust or contaminants contained in the air by allowing outside air to go through a filter. This process filters the air.

Conventional air purifiers are divided into a filter type and an electric dust collection type. The filter type filters dust or pollutants in the air while passing the filter, and the electric dust collection type is removed by adsorbing dust or pollutants in the air to the dust collector by an electric field.

In addition, as a filter for filtering the air flowing into the interior of the vehicle to purify the interior air of the vehicle, a cabin filter is generally used for filtering harmful gases such as cigarette smoke or various VOCs in the interior.

And a typical automobile cabin filter uses a filter medium manufactured by laminating a nonwoven fabric having a different function on one surface of a spunbond nonwoven fabric serving as a support layer. At this time, the nonwoven fabric is provided in a bent form to improve the filtering effect, and the nonwoven fabric in the bent state is bonded to each other to form a filter medium.

However, the nonwoven fabric bending molding of the prior art as described above has a problem in that productivity is remarkably reduced because the bonding process is performed after the individual bending process is followed by the cutting.

Therefore, there is a need to improve it.

On the other hand, domestic registered patent No. 10-0225911 (registration date: July 22, 1999) discloses "a frameless nonwoven element and a method for manufacturing the same", and domestic registered patent No. 10-1917172 (registration date: 2018.11.05) has "A frameless vehicle air filter and manufacturing method thereof" is disclosed.

The present invention was created by the necessity as described above, and the filter paper fabric provided in the form of a roll is bent while transporting, and an adhesive is applied to the folded fabric, and then the adhesive-coated bent fabric is bonded to another bent fabric to form a composite filter. An object of the present invention is to provide a filter paper manufacturing apparatus for a vehicle filter capable of improving the productivity of paper.

In order to achieve the above object, an apparatus for manufacturing filter paper for a vehicle filter according to an aspect of the present invention includes a fabric supply unit on which a roll-type filter paper fabric is mounted, and a pair of valleys and acids to form in the fabric supplied from the fabric supply unit. An adhesive is applied to the bending fabric bending part using the bending plate of the fabric bending part, the bending fabric sensing part sensing the bent part of the bent fabric passing through the fabric bending part, and the goal line of the bent fabric discharged to the bent fabric detecting part It characterized in that it comprises an adhesive applying part, and a fabric bonding part for bonding the bent fabric by pressing and heating the goal line of the bent fabric discharged from the adhesive applying part.

In addition, in the present invention, the fabric bending part is provided with a frame having a guide plate for guiding the fabric supplied from the fabric supply unit, and is provided to be movable up and down on the frame based on the fabric, and the bending plate is rotatable. A pair of elevating guide members provided in the vertical direction, a bending operation member provided in the frame to rotate the bending plate while moving the elevating guide member up and down, and the bending fabric bent by the bending plate is inserted and guided It characterized in that it comprises a bending state maintaining guide member provided in the frame.

In addition, in the present invention, the bending operation member includes a lift driving member provided on the frame to lift and lower the pair of the bending plates, and a rotation drive member provided on the frame to rotate the pair of bending plates. characterized in that

In addition, in the present invention, the lifting driving member includes a rotating shaft rotatably provided to the frame, a lifting driving cam for moving the lifting guide member coupled to the rotating shaft and connected through a bearing up and down, and driving the rotating shaft It characterized in that it is provided with a lift driving motor provided in the frame.

In addition, in the present invention, the rotation driving member includes a plate rotation block in which the bending plate is fixed and rotatably provided on the lifting guide member, and an interlocking lever coupled to the plate rotation block and elastically supported by the frame through an elastic member; , characterized in that it comprises a rotation cam coupled to the rotation shaft so as to be in contact with the interlocking lever.

In addition, in the present invention, the bending state maintaining guide member includes a bending guide plate provided to be spaced apart from the frame to form a guide space through which the bending fabric passes, and the bending guide plate of any one of the bending guide plates. It characterized in that it comprises a gap adjusting actuator provided in the frame to be coupled to move the bent guide plate to adjust the gap of the guide space.

As described above, in the filter paper manufacturing apparatus for a vehicle filter according to an aspect of the present invention, the filter paper fabric provided in a roll form is bent while transporting, and an adhesive is applied to the folded fabric, and then the adhesive is applied. By bonding the folded fabric to another folded fabric, it has the effect of improving the productivity of the composite filter paper.

1 is a schematic diagram for explaining an apparatus for manufacturing a filter paper for a vehicle filter according to an embodiment of the present invention.
2 is a perspective view illustrating a fabric bending part according to an embodiment of the present invention.
3 is a side view for explaining a fabric bending part according to an embodiment of the present invention.
4 is a front view for explaining a fabric bending part according to an embodiment of the present invention.
5 is an enlarged perspective view of a main part for explaining a fabric bending part according to an embodiment of the present invention.
6 is a side view for explaining a bending plate and a guide member for maintaining a bent state according to an embodiment of the present invention.
7 is a view for explaining the operation of the bending plate according to an embodiment of the present invention.
8 is a perspective view illustrating a bending fabric sensing unit and an adhesive applying unit according to an embodiment of the present invention.
9 is a schematic diagram for explaining a fabric joint according to an embodiment of the present invention.

Hereinafter, a preferred embodiment of a filter paper manufacturing apparatus for a vehicle filter according to the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of the user or operator. Therefore, definitions of these terms should be made based on the content throughout this specification.

1 is a schematic diagram for explaining an apparatus for manufacturing a filter paper for a vehicle filter according to an embodiment of the present invention, FIG. 2 is a perspective view for explaining a fabric bending part according to an embodiment of the present invention, and FIG. 3 is a view of the present invention It is a side view for explaining the fabric bending part according to an embodiment.

In addition, Figure 4 is a front view for explaining the fabric bending part according to an embodiment of the present invention, Figure 5 is an enlarged perspective view of the main part for explaining the fabric bending part according to an embodiment of the present invention, Figure 6 is the present invention It is a side view for explaining the bending plate and the bending state maintenance guide member according to an embodiment.

In addition, FIG. 7 is a view for explaining the operation of the bending plate according to an embodiment of the present invention, and FIG. 8 is a perspective view for explaining the bending fabric sensing unit and the adhesive applying unit according to an embodiment of the present invention, FIG. 9 is a schematic diagram for explaining a distal end joint according to an embodiment of the present invention.

1 and 9, the filter paper manufacturing apparatus for a vehicle filter according to an embodiment of the present invention supplies a roll-shaped filter paper fabric 10 and bends it while transporting it. By applying an adhesive, the composite filter paper 30 is produced by bonding with other bending fabrics.

For example, the filter paper manufacturing apparatus according to this embodiment includes a fabric supply unit 100 for supplying the filter paper fabric 10 in the form of a roll, a fabric bending part 200 for bending the filter paper fabric 10, and a fabric bending part A bent fabric sensing unit 300 for detecting the bent portion of the bent fabric 20 transferred from 200, an adhesive applying unit 400 for applying an adhesive to the bone portion of the bent fabric 20, and the bent fabric ( 20) includes a fabric bonding part 500 for bonding other bent fabrics 20 positioned to be overlapped with each other in close contact with each other.

The fabric supply unit 100 has a fabric supply shaft 110 to which the filter paper fabric 10 in the form of a roll is coupled, and transfers the filter paper fabric 10 coupled to the fabric supply shaft 110 to the fabric bending unit 200 . A fabric transfer roller member 120 is provided. At this time, the fabric feed roller member 120 is disposed between the fabric supply shaft 110 and the fabric bending part 200 , and the fabric supply shaft 110 rotates by a motor to match the transport speed of the filter paper fabric 10 , while the filter paper The fabric 10 is supplied.

The fabric bending part 200 forms the filter paper fabric 10 supplied from the fabric supply part 100 into the bent fabric 20 having valleys and mountains.

To this end, the fabric bending unit 200 includes a frame 210 for guiding the filter paper fabric 10, a pair of bending plates 220 disposed to correspond up and down to bend the filter paper fabric 10, and a bending plate ( To guide the lifting guide member 230 for moving 220 up and down, the bending operation member 240 for rotating the bending plate 220 in conjunction with the lifting guide member 230, and the bending fabric 20 It includes a bending state maintenance guide member 250 for.

The frame 210 includes a guide plate 211 for guiding the filter paper fabric 10 transferred and supplied from the fabric supply unit 100 . The guide plate 211 guides the filter paper fabric 10 between the bending plates 220 .

The bending plate 220 is disposed up and down with respect to the filter paper fabric 10 and cuts the filter paper fabric 10 while being transported in a direction adjacent to each other or spaced apart from each other. For example, the bending plate 220 according to the present embodiment includes an upper plate 221 positioned on the upper side of the filter paper fabric 10 and a lower plate 223 positioned on the lower side of the filter paper fabric 10, and the bending operation is performed. It is rotated in the elevating guide member 230 by the member 240 .

The elevating guide member 230 includes a guide shaft 231 provided in the frame 210 and a first elevating plate 233 that is vertically coupled to the guide shaft 231 to elevate the upper plate 221 and , and a second elevating plate 235 that is vertically coupled to the guide shaft 231 so as to interlock with the first elevating plate 233 to elevate the lower plate 223 .

The first elevating plate 233 and the second elevating plate 235 are respectively connected to the bending operation member 240 through respective bearings, and are moved in a direction close to each other or spaced apart from each other according to the operation of the bending operation member 240 . direction is linked.

The bending operation member 240 is provided in the frame 210 to be connected to the first lifting plate 233 and the second lifting plate 235 , and includes the first lifting plate 233 and the second lifting plate 235 . The upper plate 221 and the lower plate 223 are rotated while moving up and down.

The bending operation member 240 includes a lifting driving member 241 provided in the frame 210 for lifting and lowering the first lifting plate 233 and the second lifting plate 235 and the lifting driving member 241. and a rotation driving member 243 for rotating the upper plate 221 and the lower plate 223 in conjunction.

The lifting driving member 241 includes a first rotation shaft 241a rotatably coupled to the frame 210 , a second rotation shaft 241b rotatably coupled to the frame 210 , and a first elevation plate 233 . ) a first elevating driving cam 241c axially coupled to the first rotating shaft 241a to be connected to, and a second elevating driving cam 241c axially coupled to the second rotating shaft 241b to be connected to the second elevating plate 235 ( 241d), a first reducer 241e connected to the first rotating shaft 241a, a second reducer 241f connected to the second rotating shaft 241b, and a lift driving motor connected to the second reducer 241f (245).

At this time, the first reducer 241e is connected to the second reducer 241f and interlocks with the second reducer 241f. As a result, the first reducer 241e and the second reducer 241f can be operated by using one lift driving motor 245 for driving the second reducer 241f, thereby reducing the use of the motor while reducing the use of the first rotating shaft. (241a) and the second rotation shaft (241b) can be rotated together.

The first elevating driving cam 241c has a first cam groove 241c ′ into which the bearing of the first elevating plate 233 is inserted, and the second elevating driving cam 241d is a bearing of the second elevating plate 235 . A second cam groove 241d' into which this is inserted is formed.

The first elevating driving cam 241c according to the present embodiment is provided at both ends of the first rotating shaft 241a to stably elevate the first elevating plate 233, and the second elevating driving cam 241d also The second lifting plate 235 is provided at both ends of the second rotating shaft 241b for stable lifting and lowering.

The lift driving member 241 is such that the rotation driving member 243 is operably connected to the first rotation shaft 241a and the second rotation shaft 241b so that the first rotation shaft 241a and the second rotation shaft 241b are As the rotation drive member 243 is interlocked, the upper plate 221 and the lower plate 223 are rotated.

The rotation driving member 243 includes a first rotation block 243a rotatably coupled to the first elevation plate 233 so that the upper plate 221 is coupled, and a second elevation plate 235 such that the lower plate 223 is coupled to each other. ) a second rotation block 243b rotatably coupled to, a first interlocking lever 243c coupled to the first rotation block 243a, and a second interlocking lever coupled to the second rotation block 243b ( 243d), a first rotation cam 243e axially coupled to the first rotation shaft 241a, and a second rotation cam 243f shaft-coupled to the second rotation shaft 241b.

At this time, the first interlocking lever 243c and the second interlocking lever 243d have bearings in contact with the first rotating cam 243e and the second rotating cam 243f, respectively, and the first rotating cam 243e and the second interlocking lever 243d. As the second rotation cam 243f rotates, the first rotation block 243a and the second rotation block 243b are rotated while interlocking.

In addition, both ends of the first rotation block 243a are rotatably coupled to the first elevating plate 233, the first interlocking lever 243c is coupled to the upper end, and the second rotation block 243b has both ends. 2 is rotatably coupled to the lifting plate 235, the second interlocking lever 243d is coupled to the lower end.

Such a rotation driving member 243 includes a first rotation cam 243e coupled to the first rotation shaft 241a and a second rotation cam 243f coupled to the second rotation shaft 241b with the first rotation shaft 241a and As the second rotation shaft 241b rotates, the first rotation block 243a and the second rotation block 243b are respectively rotated together.

Through this, the upper plate 221 and the lower plate 223 are raised and lowered by the first lifting plate 233 and the second lifting plate 235 and rotated at the same time to bend the filter paper fabric 10, and the filter paper fabric 10 ) while bending, it is possible to push toward the bending state maintaining guide member 250 side. Accordingly, the upper plate 221 and the lower plate 223 are prevented from being caught in the bending fabric 20 in the process of bending the filter paper fabric 10 .

Meanwhile, the elastic member 247 is connected to the first interlocking lever 243c and the second interlocking lever 243d, respectively. For example, the elastic member 247 has one end coupled to the frame 210 and the other end connected to the first interlocking lever 243c and the second interlocking lever 243d so that the upper plate 221 and the lower plate 223 are connected to each other. The first interlocking lever 243c and the second interlocking lever 243d are elastically supported so as to rotate in a direction away from the filter paper fabric 10 .

The bending state maintaining guide member 250 is provided in the frame 210 to guide the transfer of the bending fabric 20 that moves while being bent by the bending plate 220 , and guides the fabric according to the bending height of the bent fabric 20 . Space spacing is adjusted.

Specifically, the bending state maintenance guide member 250 includes a bending guide plate 253 provided to be spaced apart from the frame 210 to form a guide space 251 through which the bending fabric 20 passes, and a bending guide plate. It includes a spacing actuator 255 for adjusting the spacing of the guide space 251 by moving the 253 .

The bending guide plate 253 is movably installed in the frame 210 to form a guide space 251 by pairing with the lower guide plate 253a fixed to the frame 210 and the lower guide plate 253a. and an upper guide plate 253b. At this time, the upper guide plate 253b is connected to the gap adjusting actuator 255 and moves up and down.

The gap adjusting actuator 255 is fixed to the frame 210 to be coupled to the upper guide plate 253b, and moves the upper guide plate 253b to adjust the gap between the guide space 251 .

The bending state maintaining guide member 250 according to the present embodiment stably guides the transfer while accurately maintaining the bent shape of the bent fabric 20 .

The bent fabric 20 passing through the guide space 251 of the bending guide plate 253 is guided by the discharge guide plate 310 and moved to the bent fabric detection unit 300 .

The bent fabric sensing unit 300 detects the number and position of the bent fabric 20 passing through the fabric bent part 200 by detecting the bent portion.

The adhesive applying unit 400 applies an adhesive to the goal line of the bent fabric 20 . For example, the adhesive applying unit 400 includes an adhesive tank 410 to which an adhesive is supplied, and an application nozzle 420 provided to be spaced apart from the adhesive tank 410 for discharging the adhesive.

The adhesive applying unit 400 has an actuator connected to the adhesive tank 410 to elevate the adhesive tank 410 to adjust the position of the application nozzle 420 . Specifically, the adhesive application unit 400 applies the adhesive by descending so that the application nozzle 420 approaches the goal line of the folded fabric 20 when the transfer of the bent fabric 20 is stopped, and rises when the application of the adhesive is completed. It is moved to the upper side of the bent fabric (20).

The bent fabric 20 to which the adhesive is applied is moved to the fabric bonding part 500 and joined to other functional fabrics.

The fabric bonding part 500 is the folded filter paper 40 when the other bent filter paper 40 is seated on the adhesive application part of the bent fabric 20 moved from the adhesive application part 400, and the folded filter paper 40 is attached to the bent fabric 20. will be joined At this time, the fabric bonding part 500 is provided with a pressing member 510 for adhering the bent filter paper 40, and the pressing member 510 is raised and lowered.

In the filter paper manufacturing apparatus for a vehicle filter according to an embodiment of the present invention configured as described above, the filter paper fabric 10 supplied from the fabric supply unit 100 is a bent fabric 20 having mountains and valleys in the fabric bending part 200 . ) while being bent and transferred to the bending state maintaining guide member 250 .

At this time, the upper plate 221 and the lower plate 223 for processing the filter paper fabric 10 are lifted and rotated up and down by the lifting driving member 241 and the rotation driving member 243 to bend the filter paper fabric 10, It is possible to accurately and stably bend the filter paper fabric 10 .

In addition, since the rotation driving member 243 is connected to the first rotation shaft 241a and the second rotation shaft 241b of the lift driving member 241 in a cam driving method, the bending plate 220 is driven while minimizing the use of the motor. can do.

In addition, since the bent fabric 20 processed by the bending plate 220 is inserted into the guide space 251 of the bent state maintaining guide member 250 and guided, the bent state of the bent fabric 20 is stably maintained. and can be transported stably.

And, by detecting the folded fabric 20 by the bent fabric sensing unit 300, the adhesive can be accurately applied to the goal line of the bent fabric 20, and the bent filter paper 40 having a different function can be adhered.

As such, the filter paper manufacturing apparatus of the vehicle filter bends the filter paper fabric 10 provided in the form of a roll while transferring it, applies an adhesive to the folded fabric 20, and then applies the adhesive-coated bent fabric 20 to another bending filter. Since the composite filter paper 30 can be manufactured by bonding with the paper 40, the productivity of the filter can be improved.

Although the present invention has been described with reference to the embodiment shown in the drawings, this is merely exemplary, and it is understood that various modifications and equivalent other embodiments are possible by those of ordinary skill in the art. will understand

Accordingly, the true technical protection scope of the present invention should be defined by the claims.

10: filter paper fabric 20: bent fabric
30: composite filter paper 100: fabric supply unit
110: fabric supply shaft 120: fabric transfer roller member
200: fabric bending part 210: frame
211: guide plate 220: bending plate
221: upper plate 223: lower plate
230: elevating guide member 231: guide shaft
233: first elevating plate 235: second elevating plate
240: bending operation member 241: lifting driving member
241a: first rotation shaft 241b: second rotation shaft
241c: first elevating driving cam 241d: second elevating driving cam
241e: first reducer 241f: second reducer
245: elevating drive motor 243: rotation driving member
243a: first rotation block 243b: second rotation block
243c: first interlocking lever 243d: second interlocking lever
243e: first rotation cam 243f: second rotation cam
247: elastic member 250: bending state maintenance guide member
251: guide space part 253: bending guide plate
300: bending fabric sensing unit 400: adhesive application unit
500: fabric joint

Claims (4)

a fabric supply unit on which a roll-type filter paper fabric is mounted;
a fabric bending unit for bending using a pair of bending plates so that valleys and mountains are formed in the fabric supplied from the fabric supply unit;
a bent fabric sensing unit for detecting a bent portion of the bent fabric passing through the fabric bending unit;
an adhesive applying unit for applying an adhesive to the goal line of the bent fabric discharged from the bent fabric sensing unit;
a fabric bonding part for bonding the bent fabric by pressing and heating the goal line of the bent fabric discharged from the adhesive applying part;
Filter paper manufacturing apparatus for a vehicle filter, characterized in that it comprises a.
The method of claim 1,
The fabric bending unit may include: a frame having a guide plate for guiding the fabric supplied from the fabric supply unit;
a pair of elevating guide members movably provided on the frame based on the distal end and rotatably provided with the bending plate;
a bending operation member provided in the frame to rotate the bending plate while moving the lifting guide member up and down; and
a guide member for maintaining a bending state provided in the frame so that the bent fabric bent by the bending plate is inserted and guided;
Filter paper manufacturing apparatus for a vehicle filter, characterized in that it comprises a.
3. The method of claim 2,
The bending operation member,
A rotary shaft rotatably provided on the frame, a lift drive cam coupled to the rotary shaft and vertically moving the lift guide member connected through a bearing, and a lift drive motor provided on the frame to drive the rotary shaft a lifting and lowering driving member; and
A plate rotation block in which the bending plate is fixed and rotatably provided to the elevating guide member, an interlocking lever coupled to the plate rotation block and elastically supported by the frame through an elastic member, and the rotation shaft so as to be in contact with the interlocking lever a rotation driving member having a rotation cam coupled thereto;
Filter paper manufacturing apparatus for a vehicle filter, characterized in that it comprises a.
4. The method according to claim 2 or 3,
The bending state maintaining guide member may include: a bending guide plate provided to be spaced apart from the frame to form a guide space through which the bent fabric passes; and
a spacing actuator provided in the frame to be coupled to the bending guide plate of any one of the bending guide plates to move the bending guide plate to adjust the spacing of the guide space;
Filter paper manufacturing apparatus for a vehicle filter, characterized in that it comprises a.

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