JPH07133013A - Conveying device - Google Patents

Abstract

PURPOSE:To prevent an conveying article from being scratched by forming an upper guide by a rotational body capable of being brought in rolling-contact with an article to be conveyed by a roller conveyer in a device provided with the upper guide above the roller conveyer. CONSTITUTION:In a manufacturing line for bar soaps, a conveying device 1 for conveying a soap P formed into a specific shape by a wrapping process to a packing process is provided with a base 11, a stamping conveyer 12 provided with a plurality of conveying rollers 12a, an upper guide 14 to be arranged above this conveyer 12 and a side guide 41 to be arranged on the sideway of the roller conveyer 12. This upper guide 14 is composed of a plurality of upper rotational rollers 14a, and respective upper rotational rollers 14 are attached to a supporting plate 31 formed into a circular shape in plan view so as to be rotated around a lateral shaft. Moreover, respective upper rotational rollers 14a are formed by lining elastic materials on the outer periphery of a shaft 14', thereby the smooth conveyance of the soap P is secured.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a conveying device suitable for conveying unwrapped soft solid matter, for example, after forming soap, chocolate, stick cheese, etc. into a predetermined shape by a die cutting process. It can be used in a line for carrying to a packaging process.

[0002]

2. Description of the Related Art FIG. 4 shows a conveying device 101 for conveying a conveyed product S formed into a predetermined shape by a die-cutting process to a packaging process in a production line for bar soap, foods and the like. The transfer device 101 includes a roller conveyor 102 having a plurality of transfer rollers 102 a, and the roller conveyor 10.
2 and an upper guide 104 disposed above the side conveyor 107 and a side guide 107 disposed laterally of the roller conveyor 102.
With.

Each of the transport rollers 102a is made of a metal such as hard resin or stainless steel, and is supported at both ends rotatably about the horizontal axis by a column 105 and rotationally driven by a drive mechanism 106. As a result, the roller conveyor 102
Can place and carry the article S to be conveyed.

The upper guide 104 is plate-shaped and is made of metal such as stainless steel.
It is arranged above the transported object S transported by 2. This guide 104 is used for transporting a plurality of transport objects S in a row by the roller conveyor 102. Each transport roller is caused by a slip between the preceding transport material S and the transport roller 102a, a trouble in a post process, or the like. Since the subsequent conveyance S may hit the preceding conveyance S by the stop of the rotation of 102a or the like, the conveyance S may rise up, so that the conveyance S may be prevented from rising from the conveyance line. Prevent. The side guide 107 is composed of a plurality of side rotation rollers 107a, and each side rotation roller 107a is made of metal such as stainless steel and is rotatable about the vertical axis on the column 105 that supports the conveyance roller 102a. It is attached and prevents the conveyed article S from jumping out to the side.

[0005]

A conventional conveying device 101 is provided.
Then, a part of the conveyed product S may adhere to and grow on the lower surface of the upper guide 104. Then, the conveyed product S such as soap, which is molded in the die cutting process and conveyed to the packaging process.
Is soft at a relatively high temperature, but the adhered material that has grown by adhering to the guide is cooled and hardened, so that the conveyed material S may be scratched. Further, the conveyed object S may be damaged by the impact at the time of the collision with the guide 104.

Further, since the conveyed product S formed by the die-cutting process has burrs protruding from the main body, the burrs are peeled off from the main body during the conveyance to generate slag. If the slag accumulates and grows, the transported material S is damaged, or the transportation rollers 102a and the side rotation rollers 107a are clogged and stable transportation cannot be performed. Therefore, it is necessary to perform the slag removal work regularly. It was tedious.

An object of the present invention is to provide a carrier device that can solve the above problems.

[0008]

SUMMARY OF THE INVENTION The present invention is a transport device comprising a roller conveyor having a plurality of rotationally driven transport rollers and an upper guide disposed above the roller conveyor, the upper guide comprising rollers. It is characterized in that it is constituted by a rotating body capable of rolling contact with an object conveyed by a conveyor. It is preferable that at least a contact portion of the rotating body constituting the upper guide with the conveyed product is made of an elastic material softer than the conveyed product. It is preferable that a means for sucking the slag of the conveyed product from below the roller conveyor is provided.

[0009]

According to the structure of the present invention, since the conveyed object conveyed by the roller conveyor and the rotating body forming the upper guide are in rolling contact with each other, the friction between the guide and the conveyed object is small and the conveyed object is scratched. It is possible to prevent sticking. By forming at least the contact part of the rotating body that constitutes the upper guide with the transported object by using an elastic material that is softer than the transported object, the impact at the time of collision with the transported object is absorbed and the damage of the transported object is prevented. it can. Further, even if a part of the conveyed product adheres and grows on the upper guide, the grown adhered substance can be separated by elastically deforming the contact portion with the conveyed product. By suctioning the slag of the conveyed product from below the roller conveyor, it becomes unnecessary to remove the slag that falls during the conveyance.

[0010]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 and FIG. 2 show a carrying device 1 for carrying soap S (shown by a chain double-dashed line in the figure) formed into a predetermined shape by a die cutting process to a packaging process in a solid soap production line. The transport device 1 includes a first roller conveyor device 2 that linearly transports the soap S and a second roller conveyor device that linearly transports the soap S in a direction perpendicular to the transport direction of the first roller conveyor device 2. 3, which has a linear transport section 1a for linearly transporting the soap S and a curved transport section 1b for linearly transporting the soap S, and which has a base 11 and a plurality of transport rollers 12a. And an upper guide 14 arranged above the roller conveyor 12 and the roller conveyor 12
And a side part guide 41 arranged laterally of.

Each of the transport rollers 12a is rotatably supported at both ends about a horizontal axis by a column 15 provided on the base 11, and is rotationally driven by a drive mechanism 16. Each transport roller 12a is formed by lining an elastic material on the outer circumference of the shaft 12a '. The elastic material may be selected according to the conveyed material. In the case of soap S, it is excellent in alkali resistance and physical repulsion elasticity, and for example, silicone rubber or chloroprene rubber can be used, and in the case of foam material such as urethane rubber. It is preferable to use a closed-cell material having no hygroscopicity in which bubbles are separated from each other.

The drive mechanism 16 of each transport roller 12a is
A drive pulley 18 which is located below the base 11 and is driven to rotate about a vertical axis by a motor (not shown) via a gear mechanism 17, and the rotation of the drive pulley 18 is transmitted via a belt 19 so that the center of the vertical axis is transmitted. Five driven pulleys 20 that rotate around, a tension pulley 21 that applies tension to the belt 19, and a transmission mechanism 22 on the base 11 that has a rotation shaft 22a that rotates by the rotation of the driven pulley 20.
It has a coupling 23 that connects the rotary shaft 22a to one end of a shaft 12a 'of the five transport rollers 12a, and a transmission mechanism 24 that transmits the rotation of the five transport rollers 12a to the remaining transport rollers 12a. As shown in FIG. 3, the transmission mechanism 24 includes a first friction roller 25 attached to the other end of each transport roller 12a.
And a second friction roller 26 arranged between each first friction roller 25. Each second friction roller 26 is supported by a cylindrical member 27 attached to the base 11 so as to be vertically movable, and is pressed against two adjacent first friction rollers 25 by the elastic force of a spring 28. As a result, the drive pulley 1
The rotation of 8 is the belt 19, the driven pulley 20, the transmission mechanism 2
2, 5 transfer rollers 12a via the coupling 23
The rotation of the five transport rollers 12a is transmitted to the remaining transport rollers 12a via the friction rollers 25 and 26. It should be noted that the diameter of each of the transport rollers 12a arranged in the curved transport section is set to increase toward the outside, and the transport speed is made equal on the outer side and the inner side.

The upper guide 14 is composed of a plurality of upper rotating rollers 14a arranged above the soap S conveyed by the roller conveyor 12, and each upper rotating roller 14a is a supporting plate 31 having an arc shape in plan view. Is rotatably mounted on the horizontal axis. Each upper rotation roller 14a is arranged above the central portion of each conveyance roller 12a of the curved conveyance unit, and the rotation axis of the upper rotation roller 14a and the rotation axis of the conveyance roller 12a that are vertically opposed are parallel to each other. Each upper rotary roller 14a is formed by lining an elastic material on the outer circumference of the shaft 14a '. Urethane rubber, natural rubber, silicone rubber, chloroprene rubber, etc. can be used as the elastic material,
It is made softer than the soap S being transported. The support plate 31 that supports each upper rotary roller 14a has an arm 33 and a pair of brackets 34, and is mounted via the arm 33 to a column 32 provided on the base 11 so as to be vertically swingable about a horizontal axis 34. Has been. Each bracket 34
Hook 36 is attached to the tip of each hook 36
Are supported by a pair of support members 38 provided on the base 11, whereby downward swing of the support plate 31 is restricted, and each hook portion 36 is attached to the upper portion of the support member 38 by a headed bolt. Support plate 3 by fitting to 37
The upward swing of 1 is restricted. In addition, each hook portion 36
When rotated around the vertical axis 36a, it is disengaged from the head bolt 37, and the support plate 31 can be swung upward during maintenance and inspection.

The side guides 41 are provided for each transport roller 1.
It is composed of a plurality of side rotation rollers 41a rotatably attached to the column 15 supporting the 2a about the vertical axis, and prevents the soap S from jumping laterally due to centrifugal force or meandering during transportation. Each side rotation roller 41a is formed by lining an elastic material on the outer circumference of the shaft 41a '. The elastic material may be selected according to the material to be conveyed similarly to the conveying roller 12a, and in the case of the soap S, it has excellent alkali resistance and physical repulsion elasticity. For example, silicone rubber or chloroprene rubber can be used, and urethane rubber can be used. In the case of such a foam material, it is preferable to use a closed cell material having no hygroscopicity in which cells are separated from each other.

A suction hole 11a is formed in the base 11 below each of the transport rollers 12a.
A hood 51 for receiving a slag of soap S falling through the base 11 is attached to the lower surface of the base 11, and the hood 51 is attached to the duct 5
2 to the cyclone 53a of the dust collector 53. As a result, by the suction of the blower 53b of the dust collector, the soap S slag that falls during the transportation by the roller conveyor 12 can be collected in the collection container 53c.

According to the above construction, the roller conveyor 12
When a plurality of soaps S are conveyed in a row by means of the following soaps, slippage between the preceding soaps S and the conveyance rollers 12a and rotation of each conveyance roller 12a due to a trouble in a subsequent process, etc. Even if S hits the preceding soap S, the upper guide 14 can prevent the soap S from rising and jumping out of the conveying line. Since the soap S conveyed by the roller conveyor 12 and the upper rotary roller 14a constituting the upper guide 14 make rolling contact with each other, the friction between the upper guide 14 and the soap S is small, and the soap S is not scratched. It can be prevented. Since the contact portion of the rotating roller 14a with the soap S is made of an elastic material softer than the soap S, it is possible to absorb the impact at the time of collision with the soap S and prevent the soap S from being damaged. Moreover, even if a part of the soap S adheres to the upper guide 14 and grows, the soap S
The adhered material that has grown can be peeled off by elastically deforming the contact portion with. Further, even if burrs protruding from the main body of the soap S formed by the die-cutting process are peeled off from the main body during conveyance and fall into the slag from the roller conveyor 12, the slag is collected through the suction holes 11a and the hood 51. Since it can be collected in the collecting container 53c of the device 53, the work of removing the slag is unnecessary. Further, by using a rubber material such as silicone rubber for the outer peripheral transport surface of the transport roller 12a, the coefficient of friction is increased, so slippage with the soap S can be prevented, and scratches due to the rising of the soap S can be prevented. Further, the contact portions of the outer periphery of the transport roller 12a and the side rotation roller 41a with the soap S are made of a versatile silicone rubber to which the soap S is unlikely to adhere, so that the scratches of the soap S can be prevented and each roller 12a can be prevented. , 41a grown soap S
The soap S can be stably transported without being clogged by the slag.

The present invention is not limited to the above embodiment. For example, although the present invention is applied to the conveying device for the soap S in the above embodiment, the present invention can be used for conveying a substance other than soap.

[0019]

According to the carrying apparatus of the present invention, it is possible to prevent the carried article from being damaged, and to eliminate the work of removing the slag that falls from the carried article during the carrying.

[Brief description of drawings]

FIG. 1 is a sectional view of a carrying device according to an embodiment of the present invention.

FIG. 2 is a plan view of a transfer device according to an embodiment of the present invention.

FIG. 3 is a partial side view of the carrying device according to the embodiment of the present invention.

FIG. 4 is a sectional view of a conventional transfer device.

[Explanation of symbols]

 12 Roller Conveyor 12a Transport Roller 14 Upper Guide 14a Upper Rotating Roller 53 Dust Collector

Claims (3)

[Claims] 1. A conveyance device comprising a roller conveyor having a plurality of rotation-driven conveyance rollers, and an upper guide arranged above the roller conveyor,
The upper guide is composed of a rotating body capable of rolling contact with a conveyed object conveyed by a roller conveyor. 2. The conveying device according to claim 1, wherein at least a contact portion of the rotating body forming the upper guide with the conveyed object is formed of an elastic material softer than the conveyed object. 3. The transfer device according to claim 1, further comprising means capable of sucking the slag of the transferred material from below the roller conveyor.