KR102125769B1 - Mask-sheet feeding device - Google Patents

Abstract

The present invention relates to a sheet sheet supply device, and more specifically, a housing for folding and discharging by supplying a mask sheet, and a holding unit for lifting the sheet of the mask sheet and transporting the lifted mask sheet to the sheet folding section. Although it is made of a unit, the holding unit is further provided with a contact induction unit, so that even if an error in height is raised when the sheet supply unit rises so that the holding unit contacts the upper surface of the mask sheet, the holding unit is maintained by the contact induction unit. It relates to a mask sheet sheet supply device that can be brought into close contact with the upper surface of the mask sheet to lift the mask sheet into sheets.

Description

Feeding device that inserts the mask sheet one by one{MASK-SHEET FEEDING DEVICE}

The present invention relates to a sheet sheet supply device, and more specifically, a housing for folding and discharging by supplying a mask sheet, a holding unit for lifting the mask sheet into sheets, and transporting the lifted mask sheet to the sheet folding part. Although it is made of a unit, the holding unit is further provided with a contact induction unit, so that even if an error in height is raised when the sheet supply unit rises so that the holding unit contacts the upper surface of the mask sheet, the holding unit is maintained by the contact induction unit. It relates to a mask sheet sheet supply device that can be brought into close contact with the upper surface of the mask sheet to lift the mask sheet into sheets.

In general, as interest in beauty is increasing, consumption of mask packs is increasing, and these mask packs are used for the purpose of skin care, such as improving blood circulation by attaching to the face and removing waste products on the face, and nourishing the surface of the face. As a facial treatment to supply, beauty refers to soaking the pack in order to beautify the face.

That is, when the skin is rough, burned in the sun, or tired, etc., this method is used, and the appropriate pack is selected according to the main purpose to cover the face, temporarily block the outside air and accumulate on the skin by moisturizing It effectively removes old waste. In addition, such a mask pack is mainly made of a non-woven material, the mask pack of a non-woven material is folded into a single piece and packaged in a pouch to be supplied, and various conventional technologies related to the mask pack have been proposed.

Such a prior art is disclosed in Patent Publication No. 10-2014-0128589 "sheet mask automatic packaging device",

The prior art is a housing having a predetermined shape opening for drawing a sheet mask on top; A sheet mask supply unit provided on one side of the housing and supplied to the lower portion of the opening to supply a stacked sheet mask; A sheet mask folding part provided on the upper portion of the housing to fold the sheet mask into a predetermined shape; The sheet mask for lifting and passing through the opening, and attaching the sheet mask supplied from the sheet mask supply unit inserted into the lower portion of the opening one by one and then drawing out to the upper portion of the housing to move and settle the upper portion of the mask folding unit part; A pouch supply unit provided under the sheet mask folding portion and supplying a pouch for receiving a folded sheet mask; And it is provided on the upper portion of the sheet mask folding portion is proposed a sheet mask automatic packaging device comprising a sheet mask insert for inserting a folded sheet mask into the pouch.

However, the prior art is a method in which the first pressing means pushes the sheet mask from the bottom toward the opening in order to supply the laminated sheet mask. As the first pressing means is composed of a spring, a hydraulic cylinder, the pressing force is not constant. , Due to this, a plurality of sheet masks may be supplied at a time, and there is a problem that the sheet masks may be damaged during the transfer process.

In addition, there is a "sheet mask automatic folding device" registered as a prior art patent 10-1397194,

The prior art is a support table of a certain shape; A base plate fixed to an upper portion of the support table and seated with a sheet mask; A pair of folding plates provided on both sides of the base plate to fold a portion of both sides of the seat mask; A through hole penetrating the folding plate, the base plate and the support table at the same time while the folding plate is folded; And it is provided on the upper portion of the support table to present a technique comprising a bar of a predetermined shape that is moved up and down in the vertical direction through the through-hole.

However, the prior art is a method of transporting a sheet mask using an adsorption force, and when the adsorption force decreases during transport, the sheet falls, and if the adsorption force is strong, the sheet may be damaged or two or more sheets may be transported at once. .

In addition, unlike the above-described method, there is a method in which a part of the sheet is temporarily adhered and transported. However, this method also lowers the gripping force, so that the sheet is missed in the middle, or when the adhesion is too strong, a plurality of sheets are transferred, There is a problem that the sheet is damaged during transport.

Furthermore, when the mask sheet is supplied, the supply portion on which the mask sheet is stacked rises. As the thickness of the mask sheet is thin, the sensor detecting it is difficult to accurately recognize the height change,

Due to this, if the supply portion is raised less, a problem occurs that the mask sheet cannot be lifted. On the contrary, when the supply portion is increased, a plurality of mask sheets can be lifted together.

Therefore, the present invention was made to solve the above problems,

It is composed of a method of transferring the mask sheet on the upper surface of the transfer member instead of adsorbing the mask sheet.However, in lifting the mask sheet by sheet, only the top mask sheet among the stacked mask sheets with a holding unit can be lifted by single sheet. It is an object of the present invention to provide a mask sheet sheet supply device.

In particular, regardless of the error that occurs when the sheet supply unit in which a plurality of mask sheets are stacked is raised, the holding unit and the mask are formed by an adhesion inducing unit that allows the upper surface of the stacked mask sheet to be pressed by gravity. An object of the present invention is to provide a mask sheet sheet supply device capable of improving the adhesion of the sheet.

In addition, when the holding unit lifts the mask sheet, it is possible to wind the mask sheet as the holding unit retracts, and in particular, the holding unit can implement a shaking motion in the direction of the front, rear, up, down, or both before retreating. Therefore, an object of the present invention is to provide a mask sheet sheet supply device capable of increasing adhesion to the mask sheet.

In order to achieve the above object, the sheet sheet sheet supply apparatus according to the present invention

A housing including a sheet supply part to which a mask sheet is supplied, a sheet seating part formed on the sheet supply part, and a sheet folding part provided on one side of the sheet seating part to fold the mask sheet;

It is provided in the housing, and consists of an attachment rod and an attachment member attached to one side of the mask sheet so as to lift the mask sheet provided in the sheet supply unit into a single sheet, and the mask sheet is positioned on the sheet seating portion. Let holding unit;

A transfer unit provided to move between the seat seating portion and the seat folding portion, and including a transfer member for seating the mask sheet located in the seat seating portion and moving the seat sheet to the seat folding portion;

It is provided in the holding unit,

A contact induction unit for adhering the holding unit to the upper surface of the uppermost mask sheet among the plurality of mask sheets stacked on the sheet supply unit;

It characterized in that it comprises a.

Mask sheet sheet supply device according to the present invention as described above

In lifting the mask sheet, the holding unit winds and lifts the top surface of the mask sheet, so that only the uppermost mask sheet among the multiple stacked mask sheets can be lifted with a single sheet,

In particular, when the sheet supply unit rises due to the sensor operation, a set value and an error to be raised may occur, and as this is supplemented through an adhesion induction unit, the adhesion between the holding unit and the mask sheet is improved to stably mask the sheet. It has the effect of being lifted in sheets.

Furthermore, before the holding unit retracts to wind the mask sheet, the holding unit is configured to implement a shaking motion, and the holding unit and the mask sheet can be more stably adhered and wound by the shaking motion,

In transporting the lifted mask sheet to the sheet folding portion, the mask sheet is seated on the upper surface of the transfer member, so that it can be transferred as it is, thereby preventing the mask sheet from being damaged during transport.

1 is an overall photograph of a mask sheet sheet supply apparatus according to the present invention
2 to 6 is an operation flow chart of the sheet mask sheet supply apparatus according to the present invention
7 is an enlarged view of the adhesion induction unit of the sheet sheet supply device according to the present invention
8 is an enlarged view of the rotation induction unit of the mask sheet sheet supply apparatus according to the present invention
9 is an enlarged view of the sweeping unit of the mask sheet sheet supply apparatus according to the present invention

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

The present invention can be applied to a variety of changes and can have a variety of forms, the implementation (態樣, aspect) (or embodiments) to describe in detail in the text. However, this is not intended to limit the present invention to a specific disclosure form, and it should be understood that it includes all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

The same reference numbers in each drawing, especially the number of tens and ones, or the same number of tens, ones and alphabets refer to members having the same or similar functions, and unless otherwise specified, The member indicated by the reference numeral can be understood as a member conforming to these standards.

In addition, in each drawing, the components are exaggeratedly large (or thick) or smallly (or thinly) or simplified to express the size or thickness in consideration of convenience, etc., thereby limiting the protection scope of the present invention. It should not be.

The terminology used herein is only used to describe a specific embodiment (sun, 態樣, aspect) (or embodiment), and is not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In the present application, terms such as ~include~ or ~consist of~ are intended to designate the existence of features, numbers, steps, operations, components, parts or combinations thereof described in the specification, and one or more other features. It should be understood that the existence or addition possibilities of fields or numbers, steps, actions, components, parts or combinations thereof are not excluded in advance.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by a person skilled in the art to which the present invention pertains. Terms, such as those defined in a commonly used dictionary, should be interpreted as having meanings consistent with meanings in the context of related technologies, and should not be interpreted as ideal or excessively formal meanings unless explicitly defined in the present application. Does not.

Mask sheet (M) sheet supply device (A) according to the present invention, as shown in Figure 1, supplying the mask sheet (M) and the pouch, and folding the mask sheet (M), the mask sheet (M) Included in a packaging device that is inserted into and packed in a pouch and discharged, including a housing 10, a holding unit 20 provided in the housing 10, a transfer unit 30, and an adhesion induction unit 40 consist of.

In explaining the structure of the present invention, in the present specification, components corresponding thereto are described together according to an operation sequence, and FIGS. 2 to 6 are pictures arranged according to each process sequence.

As shown in FIG. 1, the housing 10 is a sheet supply unit 11 for supplying a mask sheet M and a virtual space formed on the sheet supply unit 11, and the sheet supply unit 11 ) Is provided on one side of the sheet seating portion 13, the sheet seating portion 13, where the mask sheet M transferred from, stays, and the mask sheet transferred from the sheet seating portion 13 by the following transfer unit 30 ( M) is made by including a sheet folding section 15 for folding,

Although not shown in the drawing on the sheet folding section 15, a separate folding unit is further provided to fold the mask sheet M, and the operation of putting the fold into the pouch from folding is a conventionally known technique. It is characterized by the configuration and operation of transferring the mask sheet M from the sheet supply section 11 to the sheet folding section 15, and this process will be described in detail. For reference, the prior arts filed by the applicant of the present invention include application number 10-2014-0086612, application number 10-2014-0086611, application number 10-2016-0135767, and application number 10-2016-0135766 And can refer to it.

First, the sheet supply unit 11 will be described.

The sheet supply section 11 is a portion in which a plurality of perforated mask sheets M are stacked, and a spring capable of pushing the stacked mask sheet M upwards at the bottom of the sheet supply section 11, A seat raising member such as a piston is further provided, and a separate sensor is further provided to raise the mask sheet M to the correct position, thereby pushing up the mask sheet M to the correct height by sensor operation.

The mask sheet M stacked on the sheet supply unit 11 is lifted into the sheet seating unit 13 by the holding unit 20. First, the sheet seating unit 13 is placed on top of the sheet supplying unit 11. It refers to a virtual space formed by being spaced apart by a certain distance, and the holding unit 20 will be described in more detail below.

First, the holding unit 20, as shown in Figures 1 and 4, 6, the mask sheet (M) of the sheet supply unit 11, more precisely, the plurality loaded on the sheet supply unit 11 As for lifting the upper surface of the uppermost mask sheet (M) among the mask sheet (M) of the intestine, and rising to position the mask sheet (M) with the seat seat (13),

Attachment rod (21) located on the upper surface of the sheet supply section (11), and an attachment member (23) provided on the attachment rod (21) to be adhered and attached to one surface of the mask sheet (M) at the top of the sheet supply section (11) ).

The attachment member 23 is made of an outer surface made of velcro, so that, when in close contact with the mask sheet (M), the mask sheet (M) of a non-woven material can be easily attached.

The holding unit 20 is attached to one surface of the topmost mask sheet (M) among the mask sheets (M) stacked on the sheet feeder (11), lifts it and moves it to the seat seat (13) for more stable attachment. And a rotation induction unit 50 for operation.

The rotation induction unit 50, as shown in Figures 1 and 8, is provided at the end of the attachment rod 21, the rotation induction member 51 formed with a projection 511 on the outer surface, and the rotation induction member It comprises a rotation guide plate 53 is formed with a corresponding projection 531 to be engaged with (51).

Therefore, when the attachment rod 21 moves forward and backward, the rotation guide member 51 and the rotation guide plate 53 rotate by an engagement structure, and when rotated, the attachment member 23 causes the mask sheet (M) to rotate. To attach it.

Hereinafter, when the direction of the sheet folding portion 15 is set as the forward direction and the opposite direction is referred to as the retracting direction, the operation will be described.

The rotating induction unit 50, specifically, the holding unit 20 and the rotating induction plate 53, to which the rotating induction member 51 is attached, descends through the elevating rail 55 to hold the holding unit 20. This is in close contact with the upper surface of the mask sheet M in the sheet supply part 11 (see FIG. 2).

Thereafter, the rotating induction member 51 is retracted along the upper surface of the rotating induction plate 53, and the holding unit 20 is retracted while the holding unit 20 is rotated by the engaging structure of the protrusion 511 and the corresponding protrusion 531. Accordingly, the holding unit 20 is wound around and fixed to the mask sheet M (see FIGS. 3 and 4).

When the rotation induction unit 50 is raised again, the mask sheet M fixed to the holding unit 20 is separated from the mask sheet M stacked thereunder, and is located in the seat seat 13, The transfer unit 30, which will be described later, is retracted to seat the mask sheet M on the upper surface of the transfer member 31 of the transfer unit 30 (see FIG. 5).

Thereafter, when the pressing member 37 provided in the transfer unit 30 descends to fix the mask sheet M seated on the upper surface of the transfer member 31, the holding unit 20 advances and the mask sheet ( It is separated from M), and is made to lift the next mask sheet M as it descends again (see FIG. 6).

At this time, in the present invention, in order to allow the holding unit 20 to be more stably attached to the upper surface of the mask sheet M, the shaking sheet is further operated so that the mask sheet M is attached to the holding unit 20. It is characterized by being stably attached.

As shown in FIG. 4B, the shaking operation is performed so that the holding unit 20 is operated before retreating, and repeating movement of the holding unit 20 in the vertical direction or the front-rear direction or in both directions. , The holding unit 20 is referred to collectively as a rotation operation while rotating repeatedly in the front-rear direction.

That is, before the holding unit 20 is retracted, finely reciprocating in the vertical direction or the front-rear direction, more preferably in the front-rear direction, so that the holding unit 20 rubs the upper surface of the mask sheet M By doing so, it is made to improve the adhesion with the mask sheet (M) more.

In addition, as shown in FIG. 7, the present invention further comprises an adhesion induction unit 40, so that the holding unit 20 is in close contact with the upper surface of the mask sheet M regardless of an error in the ascending distance of the sheet supply unit 11. It is characterized by being able to.

More specifically, the adhesion induction unit 40 is a vertical rod (41), and the lifting rod member 41 is coupled to one side of the attachment rod 21 of the holding unit 20, the lifting rod (41) is coupled ( 43) and the vertical bar 43 is provided on the upper and lower, respectively, and includes an upper stopper 45 and a lower stopper 47 to limit the movement of the elevating member 41.

The plurality of mask sheets (M) loaded on the sheet feeder (11) is lifted from the topmost mask sheet (M), and the holding unit (20) is in close contact with the upper surface of the mask sheet (M) for continuous work. As described above, the mask sheet M of the sheet supply unit 11 is raised in an upward direction so as to have a cylinder, a spring, or the like.

In addition, a separate sensor is further provided to measure an accurate elevation height.

However, the mask sheet (M) is thin, even if a variety of sensors are introduced, a slight error occurs due to the fluff or thickness from the non-woven material,

If the loaded mask sheet (M) is less due to this error, there may be a problem that the adhesion with the holding unit 20 is lowered and the mask sheet (M) cannot be lifted, and the mask sheet (M) is raised more. When it comes, the adhesive force is too excessive, and a problem of lifting a plurality of mask sheets M may occur.

That is, the adhesion induction unit 40 of the present invention is provided to solve this problem, and will be described in more detail with respect to each configuration and operation with reference to FIG.

First, the holding unit 20, more precisely, the lifting member 41 is coupled to one side of the holding member, and the lifting member 41 is connected to the vertical bar 43.

At this time, the elevating member 41 is not fixed to the vertical bar 43, but is coupled to be movable within the vertical bar 43.

The vertical bar 43 is made to be able to ascend and descend in conjunction with the elevating operation of the holding unit 20, and the elevating member 41 is interlocked with the holding unit 20 and the rotation induction plate. It is configured to move up and down.

At this time, the vertical rod 43 is provided with an upper stopper 45 and a lower stopper 47, thereby limiting the vertical motion range of the elevating member 41.

When describing the operation, when the holding unit 20 descends and is in close contact with the upper surface of the mask sheet M, the elevating member 41 also descends together. At this time, the elevating member 41 is the upper part. The stopper 45 and the lower stopper 47 are set to be positioned to be located in the middle portion in the clearance space 49 formed. (Set the reference point 491)

As illustrated in FIG. 7B, if the clearance space 49 is arbitrarily separated into an upper clearance portion 492 and a lower clearance portion 493 based on the reference point 491,

When the loaded mask sheet (M) is less raised, the elevating member 41 further descends in the direction of the lower clearance portion 493 and presses the upper surface of the mask sheet (M) by its own weight, thereby adhering to the mask sheet (M). Secure it,

When the loaded mask sheet (M) is raised a lot, the elevating member (41) rises in the direction of the upper clearance (492), but also presses the upper surface of the mask sheet (M) by its own weight, the mask sheet (M ).

That is, by the clearance space 49, in response to an error in the height of the loaded mask sheet M due to a sensor error, the elevating member 41 moves freely within the clearance space 49 to self-weight. By pressing the upper surface of the mask sheet (M) has a feature that can always maintain the adhesion.

In addition, even if the upper stopper is not provided, the operation of pressing the upper surface of the mask sheet by its own weight may proceed without difficulty, and the scope of rights should not be interpreted.

In addition, when the holding unit 20 lifts the mask sheet M by the above-described operation, there is a problem that a plurality of mask sheets M can be lifted together by frictional force, etc., and the present invention is illustrated in FIG. 9. As shown in the above, this is solved by further including the sweeping unit 60.

The sweeping unit 60 includes a sweeping rod 61, a sweeping member 63 provided on the sweeping rod 61, and a rail portion 65 for elevating and lowering the sweeping rod 61. consist of.

More specifically, the sweeping rod 61 is positioned to be spaced apart from the front of the holding unit 20, and when the holding unit 20 retracts by winding the mask sheet M, the sweep is retracted within the retracted space. The descending rod 61 descends and is positioned. (It descends along the rail portion 65.)

The descending rods 61 thus descended are made such that the sweeping member 63 is in close contact with the mask sheet M wound around the holding unit 20, and when the holding unit 20 rises, As the lowering member 63 does not rise, the outer surface of the mask sheet M wound around the holding unit 20 is swept to separate another mask sheet M attached by the frictional force.

That is, the sweeping unit 60 allows the mask sheet M attached to the holding unit 20 to be swept away, as if sweeping dust with a broom, so that only the single mask sheet M is held by the holding unit 20 ) So that it can be elevated.

The mask sheet (M) located in the seat seating portion 13 is moved to the sheet folding portion 15 by the transfer unit 30,

The transfer unit 30 is provided to be able to move between the seat seating portion 13 and the seat folding portion 15, seating the mask sheet (M) located in the seat seating portion 13 seat folding portion 15 It comprises a transfer member 31 to move to.

The transfer unit 30 further comprises a pressing member 37 spaced apart from the upper portion of the transfer member 31,

The transfer member 31 is composed of a flat portion 33 on which the mask sheet M can be placed, and a curved portion 35 formed downwardly on one side of the flat portion 33, that is, a rear end of the flat portion 33. Lose.

The transfer member 31 is made to repeatedly move between the sheet seating portion 13 and the sheet folding portion 15, wherein the holding unit 20 is a mask sheet (M) seating portion (13) When raised to, the transfer member 31 is retracted to the lower side of the holding unit 20, so that the mask sheet M is seated on the upper surface of the transfer member 31, that is, the flat portion 33.

When seated in this way, the pressing member 37 descends to fix the mask sheet M, and the holding unit 20 is advanced and lowered to separate from the seated mask sheet M and then to the next mask sheet M. To prepare.

Specifically, when the mask sheet (M) is lifted by the holding unit 20, it is positioned in a downwardly arranged shape in the seat seat 13, and at this time, the transfer member 31 is the seat seat ( When retreating to 13), the bottom side of the stretched mask sheet M is pushed so that the mask sheet M can be naturally placed on the flat portion 33 of the transfer member 31.

In addition, as the rear end of the transfer member 31 is treated with the curved portion 35, the mask sheet M is prevented from being damaged when the mask sheet M is pushed.

In addition, in the above description, the mask sheet sheet supply apparatus having a specific shape, structure, and configuration has been mainly described with reference to the accompanying drawings, but the present invention is capable of various modifications, changes, and substitutions by those skilled in the art. , Modifications and substitutions should be construed as falling within the protection scope of the present invention.

A: Sheet feeder M: Mask sheet
10: housing 11: seat supply unit
13: seat seating portion 15: seat folding portion
20: holding unit 21: attachment rod
23: attachment member 30: transfer unit
31: transfer member 33: flat part
35: curved portion 37: pressing member
40: adhesion induction unit 41: elevating member
43: vertical bar 45: upper stopper
47: lower stopper 49: clearance space
491: reference point 492: upper clearance
493: lower clearance portion 50: rotation induction unit
51: rotation inducing member 511: projection
53: rotating guide plate 531: corresponding projection
55: elevating rail 60: sweep unit
61: sweeping rod 63: sweeping member
65: rail part

Claims (4)

A plurality of mask sheets are stacked on one side of the sheet supply unit 11 for supplying a single sheet of the mask sheet (M), the sheet seating portion 13 formed on the sheet supplying portion 11, and the sheet seating portion 13 A housing 10 provided and including a sheet folding portion 15 for folding the mask sheet M;
It is provided in the housing 10, the mask sheet (M) is provided on the attachment rod 21 and the attachment rod 21 so as to lift the mask sheet (M) provided in the sheet supply unit 11 in a single sheet A holding unit (20) consisting of an attachment member (23) attached to one surface, which positions the mask sheet (M) on the seat seat (13);
A transfer member provided to be able to move between the sheet seating portion 13 and the sheet folding portion 15 to seat the mask sheet M located on the sheet seating portion 13 and move it to the sheet folding portion 15 ( 31) a transfer unit 30 including;
It is provided in the holding unit 20, and the holding unit 20 can be in close contact with the upper surface of the uppermost mask sheet M among a plurality of mask sheets M stacked on the sheet supply unit 11 by using a self-weight. A contact induction unit 40 to allow;
Including, but
The holding unit 20 of the attachment rod 21, the lifting member 41 is coupled to one side, and the lifting member 41 is made of a vertical rod 43 is coupled,
The elevating member 41 is made to rise or fall within the clearance space 49 along the vertical bar 43,
When the loaded mask sheet (M) rises less than the set position, the elevating member 41 descends and presses the upper surface of the mask sheet (M) by its own weight to increase the adhesion,
When the loaded mask sheet (M) rises higher than the set position, the lifting and lowering member (41) is a mask sheet sheet supply device, characterized in that made to respond to the error of the raised height. According to claim 1,
The upper and lower portions of the vertical bar 43 are further provided with an upper stopper 45 and a lower stopper 47 that form a clearance space 49 to which the elevating member 41 moves. Sheet feeder. The method of claim 1 or 2,
It is provided at the end of the attachment rod 21 of the holding unit 20, and a rotation inducing member 51 formed with a plurality of projections 511,
The rotation induction member 51 is in close contact, the rotation guide unit 50 including a rotation guide plate 53 formed with a corresponding protrusion 531 to which the protrusion 511 is engaged; further provided,
When the attachment member 23 of the holding unit 20 is in close contact with the upper surface of the mask sheet M stacked on the sheet supply unit 11, the holding unit 20 includes the rotating induction member 51 and the rotating induction plate ( 53) Mask sheet sheet supply device characterized in that it is made to wind up a part of the upper surface of the mask sheet (M) by being rotated while retracting by the engaging structure of the holding member 20 of the holding unit (20). The method of claim 3,
When the attachment member 23 of the holding unit 20 is in close contact with the upper surface of the mask sheet stacked on the sheet supply unit 11, the holding unit 20 drives a shaking motion that moves in the direction of up, down, forward or backward, or both. Mask sheet sheet supply device characterized in that it is made to retreat and wind the mask sheet.

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