JP2644962B2 - Goods boxing equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for high-speed packing of long articles such as paper cups in a container such as a cardboard box.

[0002]

2. Description of the Related Art Conventionally, this type of apparatus has been disclosed in
193904, JP-A-62-158604, etc., which are a pusher system of a stroke mechanism according to the length of a long product and a system in which articles on a continuous operation conveyor are gradually moved by a fixed guide. It is.

[0003]

Therefore, the conventional device is unsuitable for high-speed operation due to time loss or vibration due to stroke, because the long product is conveyed from the holder of the conveyor to the packing position at once by a pusher. . In addition, since the conveyor is lengthened in order to gradually move the long articles, the space is increased. The present invention is intended to solve the drawbacks of the conventional system, and to increase the speed and save labor.

[0004]

SUMMARY OF THE INVENTION The present invention relates to a conveyor 3 for intermittently feeding containers 2, a conveyor 5 for intermittently feeding long articles 4 along the conveyor 3, and a conveyor for conveying the containers. 5, a slider 12 for supporting the article 4 provided on the slider 5, a flap opening device 20 for the container 2 provided on the slider 12, and an article stepping device for advancing the article 4 provided at the stop position of the transport conveyor 5. And an article insertion device 70 for inserting the articles 4 into the container 2, and slider return devices 80 and 68.

[0005]

When the article 4 stops at the article width position I, the advance ₁
Is performed. When the article 4 stops at the article width shift positions II, III, and IV, respectively, the article 4 similarly moves to the left by 70 mm, and advances ₂ , ₃ , and ₄ are performed. When the article 4 stops at the article insertion position I, the front and rear flaps 2a on both sides of the container 2,
2b is opened and insertion ₁ is performed. When the article 4 stops at the insertion position II, insertion ₂ is performed and the article 4 is further inserted into the container 2.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG. 1, containers 2 and 2 each composed of a small box of cardboard assembled in a rectangular parallelepiped and integrated in a magazine 1.
Are intermittently forwarded (upward in FIG. 1) by the chain conveyor 3, while elongated long articles 4, 4... Such as a large number of stacked paper cups are shown in FIGS. It is sent forward along the chain conveyor 3 by the chain conveyor 5. The magazine 1 sends out one container 2 when the article detector 6 detects the article 4. In FIG. 2,
Reference numeral 7 denotes a drive shaft of the chain conveyor 5, and reference numerals 8, 8,... Denote beams extending in the lateral direction fixed to a stop position of the chain conveyor 5.

The stopping positions of the chain conveyors 3 and 5 are as follows.
Toward the front, the position I of the article width ₁), II
(Progress_Two), III_Three), IV_Four) And article 4 in a container
2 and the article insertion position I (insertion₁), II (insert_Two)
And in order. Position I, II, III, IV of the above article width
The article 4 is moved to the left in FIG. 1 by 70 mm
Stepping devices 31 and 53 are provided, and article insertion positions I and II are provided.
In this case, the article 4 advances to the left in FIG.
To provide an article insertion device 70 to be inserted into the container 2.

In the conveyor 5, the slider return devices 80 and 68 for retracting the empty slider 12 after inserting the article 4 by 70 mm are returned to the return positions I (return ₁ ) and II (return).
₂ ), III (Return ₃ ), IV (Return ₄ )
II, Provided below the goods width position IV, III. A cam roll 14 is pivotally mounted on the lower surface of the slider 12.

The chain conveyor 5 is, as shown in FIGS. 2 and 4, between a pair of chains 10 and 10 extending over a sprocket wheel 9 of the drive shaft 7 and the chains 10 and 10 as shown in FIGS. The flat plate (slide rail) 11...
And a pair of round bar-shaped guide bars 1 formed at the upper end of the slider 12.
The lower part of the article 4 is supported between 3 and 13.

3 to 7 show a flap opening device 20. FIG.
As shown in FIGS. 3 and 4, the round bar-shaped guide bars 13, 13 are provided.
At the left end, guides 21, 21 for opening the flaps 2a, 2b on the front and rear sides of the container 2 are supported by triangular supports 22, 22, which are rotated in a horizontal plane by shafts 23, 23. I will support you.

[0011] As shown in FIG.
6 and 7, a return spring (not shown) is provided to repel toward the inner position 21 ', and a stopper 25 of the extension 24 is provided. On the other hand, as shown in FIGS. At the upper end of a rod 26 which moves up and down on a bearing 19 supported at the left end of the shaft, a pressing body 27 is supported on a shaft 29 by a spring 28 so as to be inclined as shown by a chain line.
7 is vertical as shown by the solid line when engaged with the locking body 30, and its upper end a operates the end b of the extension 24,
The guides 21 and 21 are pivoted outward from the position 21 ′ as indicated by arrows, and the flaps 2 a and 2 b on both the front and rear sides of the container 2.
open. The lower end of the rod 26 is the rotating cam 1 shown in FIG.
6 and is connected to one end 18 of a lever 17 which engages the same. Figure 3,
The pin 23-1 shown in FIG. 6 is a stopper when the guide 21 rotates and comes to the position 21 '.

FIG. 8 shows the above article width shift positions I (hex ₁ ), II
(Hex ₂ ) shows an article stepping device 31 provided in (hex ₂ ). Hereinafter, a mechanism for performing the advance ₁ and the advance ₂ will be described. However, FIG. 8 illustrates the article width approach position II (hex ₂ ). On the upper surface of the beam 8, a block 33 having a concave hole 32 extending in the front-rear direction for fitting the cam roll 14 pivotally attached to the lower surface of the slider 12 shown in FIG. Is connected to a lever 36 pivotally connected to a left portion of the beam 8 by a shaft 35. Between the lever 36 and one end of a lever 38 pivotally connected to the right side of the beam 8 by a shaft 37, both ends of a link 39 are connected to form a parallelogram link, and the other end of the lever 38 is connected via a rod 40. And is connected to a lever 43 having a roller 42 that engages with the rotary drive groove cam 41. The position of the block 33 is shifted to the left by 70 mm in the width approach position I at the width approach position II from the width approach position I.

FIG. 9 shows the above-described article width shift position III (progress)._Three) And IV
(Progress_Four2) shows the article width shifting device 53 provided in (2). Below, this
Progress_Three,_FourWill be described. However, in FIG.
Width position IV_Four) Is illustrated. On the upper surface of the beam 8
Is a concave hole extending in the front-rear direction in which the cam roll 14 is fitted.
A block 52 having a block 51 is provided to move left and right.
The lock 52 is connected to the shaft 54 on the right side of the beam 8 via a link 49.
It is connected to a lever 55 which is pivotally connected. This lever 55
This lever 5 is connected to a lever 57 via a link 56.
7 is engaged with the rotary drive groove cam 59 via the rod 58
It is connected to a lever 61 having a roller 60. The above
The position of the block 52 is shifted to the width at positions III and IV, respectively.
Shift to the left by 70 mm from the width of each of II and III
Position. This width position IV _Four) At the bottom
Return of 4_ThreeIs performed. Width III_Three) At the bottom
Return of article 4_FourIs performed.

The mechanism 68 for performing the return ₃ will be described below. Below the beam 8, a block 63 having a concave hole 62 extending in the front-rear direction in which the cam roll 14 is fitted is provided to move left and right. The block 63 is connected to a left block of the beam 8 via a link 64 by a shaft 65. One end of the lever 66 pivoted downward is connected. The lever 66 is connected to the lever 55 by a link 67. The solid line indicates the position before returning, and the dashed line indicates the returned position. The return position of the block 63 is the position IV, II
In FIG. 9, each position is shifted downward by 70 mm to the right from the width III of the insertion position II and the width return position III, respectively, and these two positions are shown in FIG. 63a indicates the position of the block shifted to the right.

FIG. 10 shows the article insertion position I (insertion ₁ ).
The article insertion device 70 provided in II (insert ₂ ) is shown. Below,
_The mechanism for performing ₁ and ₂ will be described. A pusher 71 for pressing the article 4 is provided in a rail 72 on the lower surface of a beam 69 extending right and left provided above the conveyor 5 so as to move left and right via rollers 73 and 73. The pusher 71 has a link 74
Is connected to one end of a lever 76 pivotally connected to a shaft 75 through
The other end of the lever 76 is connected to a crank arm 78 via a rod 77. The dashed line indicates the pressed position. In addition,
In the figure, 79, 79 are guides for opening the upper and lower flaps 2c, 2d of the container 2 upward and downward, respectively.

The position of the pusher 71 at the insertion positions II and I is 460 mm in its insertion length, which is shifted to the left in FIG. 10, and FIG. 10 shows the two positions. Reference numeral 71a indicates the position of the tip of the pusher shifted to the left. At the top and bottom of the insertion position II (insertion ₂ ), return the article 4
₁ and return ₂ are performed. The mechanism for performing the return ₁ and return ₂ of the article 4 will be described in [0017].

Above the insertion position II, the return ₁ of the article 4
The return ₂ is performed below the insertion position II. Hereinafter, the mechanism 80 for performing the return ₁ and the return ₂ will be described. On the upper and lower surfaces of the beam 8, blocks 83 and 84 having concave holes 81 and 82 extending in the front-rear direction, into which the cam roll 14 is fitted, are provided to move left and right. The block 84 is shifted to the right from the block 83 by a return width of 70 mm. Blocks 83 and 8 above
4 are connected by a vertical frame 85,
Is connected to one end of a lever 87 via a link 86, and the other end of the lever 87 is connected via a rod 88 to a lever 91 having a roller 90 which engages with a rotation drive cam 89. It should be noted that the slider 12 is moved to the position I,
When the cam roll 14 is located at positions other than the positions II, III, IV, the insertion position II, the lower part of the insertion position II, and the width deviation positions III, IV, the cam rolls 14 are fixed guides 9 extending in the front-rear direction shown in FIG.
2, 92 to prevent its play.

Next, the operation of this apparatus will be described with reference to FIG. As described above, the magazine 1 includes the article detector 6 and the article 4
Is detected, one container 2 is sent out. The container 2 and the article 4 are sent forward (upward in FIG. 1) intermittently synchronously by the chain conveyors 3 and 5, respectively. When the article 4 stops at the article width position I, the cam roll 14 of the slider 12
Enters the concave hole 32 of the block 33 shown in FIG. Thus, the rotation drive groove cam 41 operates, and the roller 42, the lever 4
3. The lever 38 swings counterclockwise once through the rod 40, the block 33 moves leftward in FIG. 8 through the link 39, the lever 36, and the link 34, and the slider 33 moves through the cam roll 14. 12 and the article 4 on it are 7
After moving forward by 0 mm, the article 4 moves to the left by 70 mm, and advance ₁ is performed. Next, the article 4 advances and the cam roll 14
When the member 3 escapes from the concave hole 32, the rotary drive groove cam 41 operates to return to the original position.

In the same manner, when the article 4 stops at the article width position II in the same manner, the article 4 similarly moves to the left by 70 mm, and the advance ₂ is performed. Next, when the article 4 stops at the article width shift position III, the slide cam roll 14 enters the concave hole 51 of the block 52 shown in FIG. Thus, the rotation drive groove cam 59 operates, and the roller 60, the lever 61, the rod 58
The lever 57 swings counterclockwise once through the link 5 and the block 5 through the link 56, the lever 55, and the link 49.
9 moves to the left in FIG. 9, the slider 12 and the article 4 thereon move through the cam roll 14 by 70 mm to the left and advance ₃ is performed. Next, when the article 4 advances and the cam roll 14 escapes from the concave hole 51 of the block 52, the rotary drive groove cam 59 operates to return to the original position. Similarly, when the article 4 stops at the article width position IV in the same manner, the article 4 similarly moves to the left by 70 mm, and the advance ₄ is performed.

Next, when the article 4 stops at the article insertion position I, the rotary cam 16 of the article insertion device 70 shown in FIG. 10 is operated, the rod 26 is raised in FIG. 7, and the pressing body 27 thereon is engaged. 6, rotates counterclockwise about the shaft 29 in FIG. 6, and the upper end a of the pressing body 27 pushes the end b of the extension 24 of the guide 21 to the right in FIG. 6. As a result, the guides 21 and 21 rotate outward, and open the flaps 2a and 2b on both front and rear sides of the container 2. FIG.
The upper and lower flaps 2c and 2d of the container 2 shown in FIG.
9 and 79 open upward and downward respectively.

[0021] Then the crank arm 78 is actuated, lever 76 via the rod 77 is rotated counterclockwise in FIG. 10, and stepped pusher 71 to 460mm left via the link 74, is inserted ₁ Then, the tip of the article 4 is inserted into the container 2. Then when the article 4 is stopped at the insertion position II, operates similar second article insertion position 70, the pusher 71 is incremented to 460mm left to 71a in FIG. 10, interpolation ₂ is performed, the article 4 Is further inserted into the container 2.

The empty slider 12 which has sent out the article 4 on the guide bar 13 in the manner described above goes around to the lower side of the conveyor 5 and returns, but at the insertion position II, the cam roll 14 of the slider 12 is in the upper position. Then, it enters into the concave hole 81 of the block 83, and into the concave hole 82 of the block 84 at the lower position. Thus, the rotation drive cam 89 operates, and the roller 9
The lever 87 swings clockwise once through the lever 86, the lever 91, and the rod 88, and the link 86, the vertical frame 85
Blocks 83 and 84 move to the right by 70 mm and return
₁ , return ₂ is performed.

Next, the empty slider 12 is moved to the position IV, III
The cam roll 14 enters the concave hole 62 of the block 63 shown in FIG. Thus, when the lever 57 rotates counterclockwise, the block 63 passes through the link 56, the lever 55, the link 67, the lever 66, and the link 64.
Is moved 70 mm to the right, return ₃ and return ₄ are respectively performed, and the slider 12 returns to the original position. ₃ back down in the above embodiment proceeds _4, Susumu ₃ of ₄ back down, ₁ back to ₂ parts interpolation, ₂ back under the interpolation ₂
, But this is just an example, return ₁ , return ₂ ,
Return ₃ , Return ₄ under Insert ₂ , Under Insert ₁ , Hex ₄ , Hex ₃ or Hex
₄ , hex ₃ , hex ₂ , and hex ₁ may be provided respectively.

[0024]

As described above, according to the present invention, since a long article is placed on a bar with a slider and is fed in a stepwise manner with a small stroke in several steps, the mechanism is stable. High-speed operation is possible. In addition, since a mechanism using a cam for stroke is adopted for returning the slider, labor saving can be achieved.

[Brief description of the drawings]

FIG. 1 is a plan view schematically showing an embodiment of the present invention.

FIG. 2 is a right side view of a front portion of the chain conveyor 5 and shows a portion taken along line 2-2 of FIG.

FIG. 3 is a plan view of a slider on which the article 4 is placed.

FIG. 4 is a side view thereof.

FIG. 5 is a sectional view taken along line 5-5 of FIG. 3;

FIG. 6 is an enlarged plan view of a main part of FIG. 3;

FIG. 7 is a vertical sectional view taken along line 7-7 in FIG. 6;

FIG. 8 is a vertical sectional view of the chain conveyor 5 at positions I and II near the article width.

FIG. 9 is a vertical cross-sectional view of the chain conveyor 5 at article width shift positions III and IV.

FIG. 10 is a vertical sectional view of the chain conveyor at article insertion positions I and II.

11 is a plan view showing an arrangement of a main part at each position of the chain conveyor 5. FIG.

[Explanation of symbols]

 Reference Signs List 2 Container 3 Conveyor for container 2 4 Article 5 Conveyor for article 4 12 Slider 20 Flap opening device 31 Article stepping device 53 Article stepping device 68 Slider return device 70 Article insertion device 80 Slider return device

Claims (1)

(57) [Claims] 1. A conveyor for intermittently feeding containers, a conveyor for intermittently feeding long articles along the conveyor, a slider for supporting articles provided on the conveyor, and An article box comprising: a flap opening device for a container provided on a slider, an article stepping device provided for stopping articles provided at a stop position of the transport conveyor, an article insertion device for inserting the article into the container, and a slider return device. Filling device.