KR101702921B1 - Feeding Apparatus Having Moving Unit of Supporting Plate - Google Patents

Feeding Apparatus Having Moving Unit of Supporting Plate Download PDF

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Publication number
KR101702921B1
KR101702921B1 KR1020150094624A KR20150094624A KR101702921B1 KR 101702921 B1 KR101702921 B1 KR 101702921B1 KR 1020150094624 A KR1020150094624 A KR 1020150094624A KR 20150094624 A KR20150094624 A KR 20150094624A KR 101702921 B1 KR101702921 B1 KR 101702921B1
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KR
South Korea
Prior art keywords
support plate
cam
region
corrugated cardboard
variable cam
Prior art date
Application number
KR1020150094624A
Other languages
Korean (ko)
Other versions
KR20170004364A (en
Inventor
이준선
Original Assignee
(주) 세창기계
에이스기계 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주) 세창기계, 에이스기계 주식회사 filed Critical (주) 세창기계
Priority to KR1020150094624A priority Critical patent/KR101702921B1/en
Publication of KR20170004364A publication Critical patent/KR20170004364A/en
Application granted granted Critical
Publication of KR101702921B1 publication Critical patent/KR101702921B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/02—Separating articles from piles using friction forces between articles and separator
    • B65H3/06—Rollers or like rotary separators
    • B65H3/063—Rollers or like rotary separators separating from the bottom of pile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G59/00—De-stacking of articles
    • B65G59/06—De-stacking from the bottom of the stack
    • B65G59/067—De-stacking from the bottom of the stack articles being separated substantially perpendicularly to the axis of the stack
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/02—Separating articles from piles using friction forces between articles and separator
    • B65H3/06—Rollers or like rotary separators
    • B65H3/0638—Construction of the rollers or like rotary separators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/02—Separating articles from piles using friction forces between articles and separator
    • B65H3/06—Rollers or like rotary separators
    • B65H3/0676—Rollers or like rotary separators with two or more separator rollers in the feeding direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H5/00—Feeding articles separated from piles; Feeding articles to machines
    • B65H5/06—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
    • B65H5/066—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers the articles resting on rollers or balls

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)

Abstract

A corrugated cardboard feeding apparatus including a support plate variable unit according to the present invention comprises a supply unit including a plurality of supply rollers for stacking corrugated cardboard on an upper portion thereof and feeding the stacked corrugated cardboard sheet from a lower end to a sheet, And a variable unit which is provided at a lower portion of the support plate and varies the height of the support plate according to the progress of conveyance of the lowermost corrugated cardboard.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a corrugated cardboard feeding apparatus,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a corrugated cardboard feeding apparatus for feeding a corrugated cardboard sheet in a sheet form, and more particularly, to a corrugated cardboard feeding apparatus for performing corrugated cardboard feeding more smoothly by a variable unit for varying a support plate.

Recently, a series of processes for manufacturing corrugated cardboard, folding it into a specific shape, and processing, processing, and supplying it have been progressed by automation. Among the process systems for performing such a series of processes, a feeding device for feeding a plurality of corrugated cardboard sheets as a single sheet is used.

The corrugated cardboard feeding apparatus sequentially supplies the stacked corrugated cardboard sheets from the lower part to the other in a single direction. To this end, the corrugated cardboard feeding apparatus is provided with a feeding roller for feeding the corrugated cardboard in one direction and a conveying means for receiving the corrugated cardboard in front of the feeding roller and pulling it forward. At this time, the conveying means is generally formed in such a manner that a pair of upper and lower rollers are engaged to convey the corrugated cardboard. The conveying means is provided because the other corrugated cardboard sheets stacked on the upper corrugated cardboard presses and presses the conveyed corrugated cardboard during the conveying of the corrugated cardboard sheet. Therefore, it is necessary to strongly pull the corrugated cardboard conveyed by the conveying means.

However, since the conventional feeding apparatus relies on the output of the conveying means to convey the corrugated cardboard, a pair of upper and lower rollers must grip the corrugated cardboard with a strong force. As a result, the corrugated cardboard is damaged, There was a problem.

Therefore, a method for solving such problems is required.

SUMMARY OF THE INVENTION The present invention is conceived to solve the problems of the prior art described above, and it is an object of the present invention to provide a corrugated cardboard feeding apparatus capable of preventing damage to corrugated cardboard and increasing transport efficiency.

The problems of the present invention are not limited to the above-mentioned problems, and other problems not mentioned can be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided a corrugated cardboard feeding apparatus including a support plate varying unit comprising: a supply unit including a plurality of supply rollers for stacking corrugated cardboard on an upper portion thereof and supplying the stacked corrugated cardboard sheets from a lower end to a sheet; And a variable unit disposed between the plurality of feed rollers and provided at a lower portion of the support plate and capable of varying the height of the support plate in accordance with the progress of conveyance of the lowermost corrugated cardboard.

The first variable cam and the first variable cam are formed on the lower surface of the support plate so as to change the height of one side of the support plate when the lower surface of the support plate contacts the lower surface of the support plate. And a second variable cam which is in contact with the other lower surface of the support plate in a state of being separated from the cam and changes the height of the other side of the support plate as it rotates.

The first variable cam includes a first central turning part having a circular section at its center and a first cam part protruding from a periphery of the fourth central turning part, And a second cam portion protruding from the periphery of the second region, the third region, and the fourth region. The second center portion may include a second center portion having a circular cross section and having a central axis at a center point.

Wherein the first variable cam and the second variable cam are rotated in the same direction and the tangents of the rear surface of the first cam portion and the rear surface of the second cam portion with respect to the rotational direction of the first variable cam and the second variable cam And may be formed in parallel.

The variable unit may include a first phase in which a first region of the first variable cam and a first region of the second variable cam are brought into contact with the support plate such that one side and the other side of the support plate are all downward, A second phase in which the second region of the one variable cam and the second region of the second variable cam are brought into contact with the support plate and the other side of the support plate is raised by the second cam portion, A third phase in which the third region of the second variable cam is in contact with the support plate and the other side of the support plate is held upward by the second cam portion, The fourth region and the fourth region of the second variable cam are in contact with the support plate and the fourth phase in which one side and the other side of the support plate are both upwardly moved by the first cam portion and the second cam portion, can do.

The support plate may be formed with an insertion hole into which the plurality of feed rollers are inserted.

The feeding unit may further include a feeding roller that is provided in the feeding direction of the corrugated cardboard and conveys the corrugated cardboard as it is rotated in contact with only the lower portion of the corrugated cardboard conveyed by the feeding unit.

A corrugated cardboard feeding apparatus including the support plate variable unit of the present invention for solving the above-mentioned problems has the following effects.

First, in the process of conveying the corrugated cardboard, the other corrugated cardboard sheets can be stably supported by the support plate, thereby reducing the power required for conveyance.

Second, there is an advantage that damage to the corrugated cardboard and damage of the corrugated cardboard can be prevented.

Third, the feed rate can be further improved and the yield can be increased.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description of the claims.

1 is a perspective view showing a corrugated cardboard feeding apparatus according to an embodiment of the present invention;
FIG. 2 is a perspective view of a corrugated cardboard feeding apparatus according to an embodiment of the present invention, showing a detail of a supply unit; FIG.
3 is a sectional view showing the internal structure of a corrugated cardboard feeding apparatus according to an embodiment of the present invention;
4 is a cross-sectional view showing a first variable cam and a second variable cam in a corrugated cardboard feeding apparatus according to an embodiment of the present invention; And
5 to 10 are cross-sectional views illustrating a series of processes for conveying corrugated cardboard to a corrugated cardboard feeding apparatus according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In describing the present embodiment, the same designations and the same reference numerals are used for the same components, and further description thereof will be omitted.

FIG. 1 is a perspective view showing a corrugated cardboard feeding apparatus according to an embodiment of the present invention. FIG. 2 is a perspective view showing a detailed structure of a supply unit 130 in a corrugated cardboard feeding apparatus according to an embodiment of the present invention .

1 and 2, a corrugated cardboard feeding apparatus 100 according to an embodiment of the present invention includes a supply unit 130, a support plate 135, and a conveyance roller 120. Further, although not shown, it further includes a variable unit for varying the height of the support plate 135.

In the present embodiment, a main frame 102 is provided for each of the components, and a supply unit 130 is provided below the main frame 102. In front of the supply unit 130, A conveying roller 120 is provided.

In addition, a driving unit 110 for driving the feed roller 120, the feeding unit 130, and the detailed components of the variable unit may be provided at one side of the main frame 102.

In this embodiment, an area where the conveying roller 120 is located and an area where the feeding unit 130 is located are divided between the conveying roller 120 and the feeding unit 130, A standing frame 105 is provided for blocking. The standing frame 105 allows the corrugated cardboard to be uniformly stacked and blocks the progress path so that the corrugated cardboard other than the corrugated cardboard positioned at the lowermost end is not fed. To this end, the lower end of the standing frame 105 is separated from the feeding unit 130 by a predetermined height so that the corrugated cardboard positioned at the lowermost end can pass through.

The feeding unit 130 includes a plurality of feeding rollers 132 to feed the stacked corrugated cardboard sheets from the lowermost one to the single sheet as shown in FIG. In the present embodiment, the supply roller 132 is provided along the row direction by forming a plurality of first supply rollers 132a and a plurality of second supply rollers 132b, respectively. At this time, the first supply roller 132a and the second supply roller 132b which are adjacent to each other may be arranged in a staggered manner.

The support plate 135 is sandwiched between the plurality of supply rollers 132 and is adjustable in height. Particularly, in this embodiment, the support plate 135 is formed with insertion holes 136a and 136b into which the plurality of feed rollers 132 are inserted. Therefore, the support plate may be provided at a height corresponding to the plurality of feed rollers 132.

3 is a cross-sectional view showing the internal structure of a corrugated board feeding apparatus 100 according to an embodiment of the present invention.

As shown in FIG. 3, in this embodiment, the conveying roller 120 is provided in the feeding direction of the corrugated cardboard conveyed by the conveying roller 132. At this time, the conveying roller 120 may be provided only on the lower side of the conveyed corrugated cardboard. As described above, since the present invention includes only one conveying roller 120 provided at the bottom, it is possible to prevent the corrugated board conveyed as in the conventional feeding devices from being pushed between the conveying rollers. This is because the present invention includes a variable unit.

The variable unit is provided below the support plate 135 and is a component that varies the height of the support plate 135 according to the progress of the conveyance of the lowermost corrugated cardboard.

In this embodiment, the variable unit is provided inside the vacuum chamber 160 located below the feed roller 132 and includes a first variable cam 140 and a second variable cam 150.

The first variable cam 140 is bent around the support plate 135 and changes the height of one side of the support plate 135 as the support plate 135 rotates in contact with the lower surface of the support plate 135.

In addition, the second variable cam 150 is similarly bent around the first variable cam 140, and contacts the lower surface of the support plate 135 while being separated from the first variable cam 140, 135 of the other side.

4 is a cross-sectional view showing a state of a first variable cam 140 and a second variable cam 150 in a corrugated cardboard feeding apparatus according to an embodiment of the present invention. Hereinafter, the upper side of each variable cam is defined as a first region, the right side as a second region, the lower side as a third region, and the left side as a fourth region with reference to this drawing as a reference.

The first variable cam 140 includes a first central turning part 142 having a circular axis at its center and a first cam part 144 protruding from the periphery of the fourth area of the first central turning part 142, ).

Also, the second variable cam 150 has a second central turning part 152 having a circular axis at its center and having a circular cross section, and a second area, a third area, and a fourth area, And a second cam portion 154 protruding from the periphery of the second cam portion 154.

In other words, in the present embodiment, the second variable cam 150 is formed to have a wider protruding area than the first variable cam 140. When the first variable cam 140 and the second variable cam 150 rotate in the same direction and at the same speed in this embodiment, the first variable cam 140 and the second variable cam 150 The tangential lines of the rear surface 144b of the first cam portion 140 and the rear surface 154b of the second cam portion 150 are formed parallel to each other.

In this embodiment, the maximum protrusion height d of the first cam part 144 and the second cam part 154 may be the same.

Since the second variable cam 150 has a wider protruding area than the first variable cam 140, the front face 154b of the second cam part 150 is positioned on the front face of the first cam part 140 Lt; RTI ID = 0.0 > 144a. ≪ / RTI >

Hereinafter, the driving method of the present invention will be described with reference to FIGS. 5 to 10. FIG.

5 to 10 are cross-sectional views illustrating a series of processes of conveying a corrugated cardboard C to a corrugated cardboard feeding apparatus according to an embodiment of the present invention.

First, as shown in Fig. 5, a plurality of corrugated sheets C are stacked on the supply roller 132. Fig. The support plate 135 is positioned lower than the upper end of the feed roller 132 and is provided in a state in which it is not disturbed by the conveyance of the corrugated cardboard C.

This is because the first region of the first variable cam 140 in which the first cam portion 144 of the first variable cam 140 and the second cam portion 154 of the second variable cam 150 are not formed, This is because the first region of the two variable cams 150 is in contact with the support plate 135.

The above state is referred to as a first phase.

6, the lowermost corrugated cardboard C is conveyed to the conveying roller 120 side by the rotation of the feeding roller 132, and the first variable cam 140 and the second variable cam 150 ) Is rotated counterclockwise on the basis of this figure. However, it is needless to say that the rotational direction of the first variable cam 140 and the second variable cam 150 is not limited to the present embodiment.

7, the second region of the first variable cam 140 and the second region of the second variable cam 150 move toward the support plate 135 . Since the first cam portion 144 is not formed in the second region of the first variable cam 140 and the second cam portion 154 is formed in the second region of the second variable cam 150, The other side of the support plate 135 is raised by the second cam portion 154.

Accordingly, the support plate 135 supports the other side of the laminated corrugated cardboard C, and it is possible to prevent the laminated corrugated cardboard sheets C from pressing the corrugated cardboard C being conveyed.

The above state is referred to as a second phase.

8, the third region of the first variable cam 140 and the third region of the second variable cam 150 move toward the support plate 135 . At this time, similarly to the second phase, the first cam portion 144 is not formed in the third region of the first variable cam 140, and the second cam portion 154 is formed in the third region of the second variable cam 150. [ .

Therefore, the other side of the support plate 135 is maintained upward by the second cam portion 154.

The above state is referred to as a third phase.

Next, as shown in FIG. 9, the corrugated cardboard C is completely removed from the laminated cardboard sheets C, and the fourth region of the first variable cam 140 and the fourth region of the second variable cam 150 Is brought into contact with the support plate 135. A first cam portion 144 is formed in a fourth region of the first variable cam 140 and a second cam portion 154 is formed in a fourth region of the second variable cam 150.

Therefore, in this situation, the first and second cam portions 144 and 154 raise the one side and the other side of the support plate 135, and the laminated corrugated cardboard C is formed on the support plate 135, Can be stably mounted.

The above state is referred to as a fourth phase.

Next, as shown in Fig. 10, the first cam 144 of the first variable cam 140 and the second variable cam 140 of the first variable cam 140, on which the second cam portion 154 of the second variable cam 150 is not formed, 1 and the first region of the second variable cam 150 are again brought into contact with the support plate 135. [

The support plate 135 is lowered to a lower position than the upper end of the supply roller 132 and the laminated cardboard C is brought into contact with the supply roller 132 again and the lowermost cardboard C can be transported.

As described above, the individual feeding of the corrugated cardboard C can be performed as the first to fourth phases are continuously and repeatedly driven. Since the support plate 135 prevents the corrugated cardboard C from being pressed when the corrugated cardboard C is conveyed, the present invention is advantageous in that the required output can be reduced, and damage to the corrugated cardboard C being conveyed and corrugation damage can be prevented have.

It will be apparent to those skilled in the art that the present invention can be embodied in other specific forms without departing from the spirit or scope of the invention as defined in the appended claims. It is obvious to them. Therefore, the above-described embodiments are to be considered as illustrative rather than restrictive, and the present invention is not limited to the above description, but may be modified within the scope of the appended claims and equivalents thereof.

100: corrugated cardboard feeding device 102: main frame
105: standing frame 110: driving unit
120: Feed roller 130: Feed unit
132: Feed roller 135: Support plate
136a, 136b: insertion hole 140: first variable cam
142: First central circuit part 144: First cam part
150: second variable cam 152: second central circuit part
154: second cam part 160: vacuum chamber

Claims (7)

A feeding unit including a plurality of feeding rollers for feeding the laminated corrugated cardboard sheet from the lowermost end to the single sheet;
A support plate sandwiched between the plurality of feed rollers, the support plate being adjustable in height; And
A variable unit disposed at a lower portion of the support plate and varying the height of the support plate in accordance with progress of conveyance of the lowermost corrugated cardboard;
/ RTI >
The plurality of feed rollers may include a plurality of first feed rollers and a plurality of second feed rollers, each of which forms one row and is provided along the row direction,
Wherein the support plate is formed with an insertion hole into which the plurality of first feed rollers and the plurality of second feed rollers are inserted. The method according to claim 1,
The variable-
A first variable cam which forms a bend around the support plate and changes the height of one side of the support plate when the support plate rotates in contact with a lower surface of the support plate; And
A second variable cam which is bent in a circumferential direction and is in contact with the other lower surface of the support plate in a state of being separated from the first variable cam and changes the height of the other side of the support plate as it rotates;
Wherein the corrugated cardboard is conveyed to the corrugator. 3. The method of claim 2,
Wherein the first variable cam
A first main shaft portion having a rotational axis formed at a central point and having a circular cross section,
And a first cam portion protruding from the periphery of the fourth region in the first central turning,
Wherein the second variable cam
And a second cam portion protruding from a periphery of the second region, the third region, and the fourth region. The corrugator of claim 1, wherein the second center portion has a circular cross section. The method of claim 3,
The first variable cam and the second variable cam are rotated in the same direction,
Wherein the tangent lines of the rear surface of the first cam portion and the rear surface of the second cam portion are formed parallel to each other with respect to the rotational direction of the first variable cam and the second variable cam. The method of claim 3,
The variable-
A first phase in which a first region of the first variable cam and a first region of the second variable cam are brought into contact with the support plate such that one side and the other side of the support plate are all downwardly moved;
A second phase in which the second region of the first variable cam and the second region of the second variable cam are in contact with the support plate and the other side of the support plate is raised by the second cam portion;
A third phase in which the third region of the first variable cam and the third region of the second variable cam are in contact with the support plate and the other side of the support plate is kept upward by the second cam portion; And
The fourth region of the first variable cam and the fourth region of the second variable cam are brought into contact with the support plate so that one side and the other side of the support plate are both raised by the first cam portion and the second cam portion Fourth Phase;
And a driving unit for driving the corrugator. delete The method according to claim 1,
And a conveying roller that is provided in a feeding direction of the corrugated cardboard and conveys the corrugated cardboard as it is rotated in contact with only the lower portion of the corrugated cardboard conveyed by the feeding unit.
KR1020150094624A 2015-07-02 2015-07-02 Feeding Apparatus Having Moving Unit of Supporting Plate KR101702921B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150094624A KR101702921B1 (en) 2015-07-02 2015-07-02 Feeding Apparatus Having Moving Unit of Supporting Plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150094624A KR101702921B1 (en) 2015-07-02 2015-07-02 Feeding Apparatus Having Moving Unit of Supporting Plate

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KR20170004364A KR20170004364A (en) 2017-01-11
KR101702921B1 true KR101702921B1 (en) 2017-02-07

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Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2708579B1 (en) * 1993-08-05 1995-10-13 Martin Sa Method for introducing a material into a plate into a machine for transforming this material into a plate and device for implementing this method.
KR100863432B1 (en) * 2006-12-14 2008-10-16 기아자동차주식회사 Shuttle device for pallet

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