JPS594887Y2 - Width adjustment device for edge folding mechanism in packaging storage - Google Patents

Description

[Detailed description of the invention] This invention relates to a width adjustment device for an edge folding mechanism in a packaging machine, and more specifically, the opening end of a square tube-shaped wrapping paper is folded into the end surface of a product in a body wrapping section. The present invention relates to a device that adjusts the width between a pair of members in one operation.

Conventionally, in this type of packaging equipment, a pair of folding plates A, which constitute an edge folding mechanism, a folding plate B consisting of each other pair, a pair of folding plates B, a pair of folding plates, and a pair of movable frames to which a return plate and a folding rod are fixed. The width adjustment for each was performed separately because the folding plate A moves along with the pusher in the direction of the transfer path, whereas the movable frame is fixed in the direction of the transfer path.

Therefore, if there is an error in this operation, not only will the product not be packaged, but the folding plates A and B will collide and be damaged, so this improvement has been desired.

Therefore, in view of the conventional situation of slanting, the present invention provides a device that adjusts the width of the edge folding mechanism in accordance with the width of the product to be packaged in one operation, and prevents parts from being removed due to erroneous operation. The purpose is to improve workability by eliminating conventional problems such as damage to the parts.

The width adjusting device of the edge folding mechanism of the present invention consists of folding plate A and folding plate B.
It is characterized by interlocking the width adjustment of the folding plate, the return plate, and the movable frame to which the folding rod is fixed.

Hereinafter, one embodiment of the present invention will be explained with reference to the drawings.
The figure shows a partially cutaway front view of a packaging shed using the device of the present invention. The supply section A is located on the left side of the figure, and an elevator 1 is installed in the middle of the front of the supply section A. The opening of the trunk wrapping section is located, and a transfer path is constructed continuously to the right above the support stands 2 and 2' of the opening of the wrapping section, and a stacking section 2 is further provided beyond that, and 3 is a stacking section 2 for storing products. 4 is the wrapping paper.

The supply section A is composed of insertion frames 5, 5, which are installed so that the interval can be adjusted according to the width of the product 3, a guide 6.6, and a conveyor 7, and the insertion frames 5, 5 are placed on the guide 6.6, respectively. The guide 6.6 is fixed to suspension rods 9, 9 which are screwed onto a rotary shaft 8 having a female screw and a male screw on the left and right sides, so that the width can be adjusted freely.

The elevator 1 sends the product 3 conveyed by the supply section A to the opening of the body packaging section above, and the product guide 1
0 is also screwed onto a rotary shaft 11 which has female and male screws on the left and right sides, so that the width can be adjusted freely.

The opening of the body wrapper is raised by elevator-1, and the interval is changed to product 3.
The product 3 is moved by the support stands 2, 2' that are adjustable according to the front and back width of the product 3, and the refracting plate 12 that is installed behind the support stands 2 and 2' and reciprocates horizontally between the support stands 2 and 2'. The support claws 13, which maintain the upright position until a predetermined load is applied, are installed on the front surface of the support stands 2, 2' so as to be able to fall down freely.

Further, behind the supports 2, 2', there is installed a moving frame 14 that reciprocates horizontally on the refracting plate 12 in the direction of the transfer path. A bushing 15 is mounted which reciprocates with its upper center facing toward the transfer path, and a bushing 17 which projects onto the transfer path via an arm 16 is mounted so as to be reciprocatable in conjunction with the moving frame 14. Figures 1 and 2).

The arm 16 is attached to be able to swing vertically, and the moving frame 1
During the return movement of step 4, the arm 16 moves upward to raise the bushing 17 above the product 3 on the transfer path C and move it back.

Furthermore, folding plates A, A are attached to the movable frame 14 on both sides of the bushing 15, respectively, so that the interval can be adjusted according to the width of the product 3.

Specifically, a rotating shaft 18 is installed on the upper part of the moving frame 14, and a box body 19 is attached to female and male screws screwed on the left and right sides of the rotating shaft 18.
, 19 are screwed together, and the folding plates A, A are attached to the box bodies 19, 19.
The space between the folding plates A and A can be adjusted by rotating the rotating shaft 18.

The folding plates A, A are adjusted and fixed at positions in contact with each end surface in the width direction of the product 3, and the lower edges A', A' of the folding plates A, A are directly above the support stands 2, 2', that is, the support It is positioned to substantially match the bottom surface of the product 3 that has reached the tables 2, 2' and protrudes laterally, and the folding plate A is vertically erected thereon.

The upper edge of the folding plate A is formed at a height that projects over the product 3 by an appropriate length.

The folding plate A has a length that protrudes forward from the bushing 15 by an appropriate length in the transport direction.

On the side of the transfer path that continues to the right above the support stands 2 and 2' at the opening of the body wrapper, there are folding plates B and B for folding the opening end of the wrapping paper 4 wrapped around the product 3. A folding plate C9C, a return plate C9C, a return plate D, and folding rods E, E, etc. are arranged in a width-adjustable manner, and these are movable frames F, F and support frames f, f fixed to the movable frames F, F. It is formed by sticking to.

The movable frames F, F are respectively screwed onto a rotating shaft 20 having a female screw and a male screw on the left and right sides, and the width is adjusted by rotating an operating bundle 21 attached to one end of the rotating shaft 20.

Further, support frames f, f that move integrally in the width direction are attached to the inside of the movable frames F, F, and the movable frames F.

The folding plates B and B are fixed to the support rod 22 fixed to F, and the ear folding plate C2C is fixed to the support frames f and f via the support rod 23, and returned via the channel 24 and the arm rod 25. The board D is fixed, and the folding rods E and E are fixed via a support plate 26.

The rotary shaft 8 adjusts the width of the insertion frame 5 and the suspension rod 9, the rotary shaft 11 adjusts the width of the product guide 10 of the elevator 1, and the rotary shaft 20.27 adjusts the width of the movable frame F. The chain 32 is wound around the sprockets 28, 29° 30.31, and these rotating shafts 8, 11.20
．． 27 is rotated in conjunction with the rotation of the operation bundle 21.

A worm 33 is attached to the rotating shaft 8, and a key groove 35 of an appropriate length is inserted along the axis via the worm wheel 34, 34 and the worm 33'.
The rotation of the transmission shaft 36 is transferred to the rotation shaft 1 by meshing the worm wheel 38 of the rotation shaft 18 with the worm 37 slidably fitted to the transmission shaft 36.
8.

This worm 37 is engaged with the keyway 35 and held by the support piece 39, and slides on the transmission shaft 36 along with the reciprocating motion of the rotary shaft 18, that is, the bushing 15 in the direction of the transfer path, and the transmission shaft 36 is moved at any position. 36 is transmitted to the worm wheel 38.

The stacking part 2 folds the upper edges 4', 4' of the wrapping paper 4, which is the last edge fold of the packaged product 3', which has been conveyed from the transfer path by the upward movement of the elevator 40, and uses the folding levers E, E to fold the product end face. At the same time, the packaged products 3' are sequentially stacked, and there are glue pots 41, 4 for applying glue to the lower surfaces of the upper edges 4', 4'.
Set 1 and empty.

Nine engagement pins 42 are attached to the bottom surface of the glue pot 41.
This pin 42 is engaged with a long hole 44 formed in a guide frame 43 fixed to the movable frame F, and by rotating the bundle 45 clockwise and counterclockwise, the glue 41 is moved toward and away from each other. I threaten.

Specifically, when the bundle 45 is rotated clockwise and counterclockwise to move the supporting frames f, f up and down, the glue pots 41, 41 are separated from each other due to the inclination of the elongated hole 44 during the upward movement, and the downward movement Sometimes they approach each other (Figures 3 and 4).

That is, by moving the movable frames F, F and the support frames f, f, respectively, the position at which the glue is applied to the lower surface of the upper edge 4', 4' of the wrapping paper 4 is adjusted to a position corresponding to the width and height of the product 3. It can be freely adjusted.

In addition, G in the figure is the machine frame.

Therefore, when the operating bundle 21 is rotated clockwise or counterclockwise, each rotating shaft 8, 11, 18, 20°2
7 rotate in conjunction with each other, and their rotation axes 8, 11, i8,
A pair of insertion frames 5, 5, guide 6.6, product guide 10.10, folding plates A, A, folding plates B, B screwed together with female and male screws screwed on the left and right sides of 20°27, respectively. , ear folded plate, C
The width adjustment is performed by moving the return plate 9C, D, and folding rods E and E toward or away from each other with the same moving length.

Also, if only the height of product 3 is changed without changing the width,
The insertion frames 5, 5, guides 6.6, product guides 10, 1
0. It is not necessary to adjust the height and width of folding plates A, A, and folding plates B, B, but since the height and length of the upper edges 4', 4' of the wrapping paper 4 change, this upper edge 4', return board by folding 4',
It is necessary to adjust the height of D and the folding rods E and E, as well as the height of the folded edge plate C9C, and the height and width of the glue pots 41° and 41 that are used to apply glue to the predetermined positions on the lower surface of the upper edges 4' and 4'. , each height and width adjustment is performed by the bundle 45.

That is, when the bundle 45 is rotated clockwise, the support frames f and f move upward, and the return plate D, the folding rods E and the folding plate C9C, which are fixed to the support frames f and f, move upward. When the bundle 45 is rotated counterclockwise, the support frames f and f move downward and return to the plate, and the glue pots 41 and 41 move upward and separate from each other. The edge folding plate C5C moves downward, and the glue pots 41, 41 move downward and approach each other, so that the return plate C5C, the folding lever D, the folding rod E, and the glue pot 41,
41 height and width adjustments are made.

Since the device of the present invention is constructed in a diagonal manner, it has a pair of folding plates A and B that fold the open end of the wrapping paper formed into a rectangular tube shape into the end surface of the product in the trunk wrapping section, and a pair of folding plates and an edge folding plate. It is possible to provide a width adjustment device with an edge folding mechanism that allows the width adjustment of the plate and folding rod to be performed with a single bundle operation and completely prevents damage to each part due to width adjustment, which has the effect of greatly improving the work efficiency. .

Therefore, the desired purpose can be achieved.

[Brief explanation of drawings]

Fig. 1 is a partially cutaway front view of a packaging rack using the device of the present invention, Fig. 2 is a plan view thereof, Fig. 3 is a partially cutaway right side view of the stacked part, and Fig. 4 is the glue pot. FIG. 5 is a plan view showing the interlocking relationship of the rotating shafts, and FIG. 6 is a partially cutaway plan view showing the movement of the glue pot. In addition, in the figure, A and B are folding plates, C is a folding plate, D is a return plate,
E is a folding rod, F is a movable frame, the opening is a trunk wrapping part, C is a transfer path, 3 is a product, 4 is a wrapping paper, and 15 is a button.

Claims (1)

[Scope of utility model registration request] A wrapping paper is wrapped around the product, and an open end of the wrapping paper protrudes from both ends of the product in the form of a rectangular tube.The wrapping paper is wrapped around the product and has a product transfer path continuous thereto. On the side, there is a pair of folding plates A that fold one opposing side edge of the open end into the product end face and lift the upper edge of the open end upward.
and a pusher for transferring the product onto the transfer path, and a pair of folding plates B that fold the other side edge of the opening end and lift the upper edge of the opening end upward are provided on the transfer path, and A pair of folding plates fold the lower edge of the open end along the product end face forward in the transport direction, and a pair of return plates return the raised upper edge to the horizontal position, and further fold the upper edge of the returned horizontal part to the product. In a packaging device equipped with an edge folding mechanism consisting of a pair of folding rods that are folded along the end surface, the pair of folding plates A are approached with the center in the width direction of the transfer path perpendicular to the direction of the transfer path as a reference. The folding plate B, the edge folding plate, the return plate, and the folding rod are arranged in a pair of opposing movable frames that can be adjusted in a manner that moves toward and away from the widthwise center of the transfer path as a reference. A width adjusting device for an edge folding mechanism, in which the movable frame and the folding plate A are fixed in a fixed manner, and the adjusting operation of the movable frame is linked with the adjusting operation of the folding plate A.