JP4209420B2 - Bottle hanging horizontal transfer device - Google Patents

Description

  More specifically, the present invention relates to a horizontal hanging apparatus for hanging a bottle, and more specifically, a bottle hanging in which a pair of conveying chains that translate a pair of guide rails arranged opposite to each other along a conveying line suspend and convey a bottle. The present invention relates to a horizontal transfer device.

Conventionally, as this kind of bottle suspending horizontal conveying device, containers having a locking flange portion below the mouth portion like a plastic bottle can be conveyed in a suspended state, and each chain alone is connected to a connected body. Locking protrusions are provided on the back and up and down, and these locking protrusions are locked to the upper and lower locking recesses at the top and bottom of the rail mounting recess to prevent the rail from coming out of the mounting recess. There is a horizontal transfer device for containers that can be used (see Patent Document 1).
In addition, a pair of transport chains in which the link main body and the bottle transport member are integrated are arranged across the bottle transport path, and the bottle neck is held by both bottle transport members and the bottle is suspended and transported. There is a transport chain device (see Patent Document 2).
Japanese Patent No. 3412086 (first page, FIG. 1 and FIG. 5) Japanese Patent Laid-Open No. 10-35847 (first page, FIG. 8)

  However, the conventional bottle-suspended horizontal transport device disclosed in the former Japanese Patent No. 3412086 is in surface contact with the upper and lower locking recesses in which the parallel flat plate-shaped locking protrusions are curved in the curved transfer section of the rail. However, it is pulled tightly like a polygonal movement, and the contact pressure of each locking protrusion against the locking recess is not constant, causing pulsation phenomenon due to excessive sliding resistance in the chain and transporting containers If there is a rail joint in a straight conveyance section or a curved conveyance section, the corners of the locking protrusions will be easily contacted and caught by these joints. There was a problem that the corners of the locking projections were worn and damaged, making the chain impossible to run.

  In the conventional transport chain device disclosed in the latter Japanese Patent Laid-Open No. 10-35847, when the transport chain is excessively pressed against the guide rail and wear or clearance occurs, the transport chain swings and guide members There is a problem that the bottle is damaged by falling off or tilting.

  Therefore, the problem to be solved by the present invention, that is, the object of the present invention is to solve the problems of the prior art as described above, and to reliably suspend the bottle at a constant conveyance speed without rolling. An object of the present invention is to provide a bottle suspending horizontal transport apparatus that can transport and prevent bottle dropout, and can smoothly transport horizontally by reducing transport resistance with respect to a guide rail even in a horizontal bending zone.

  The present invention relates to a link body in which a pair of transport chains that translate and transport a pair of guide rails arranged opposite to each other along a transport line are connected to each other by connecting pins and inserted into the guide rails. A bottle support part for projecting horizontally toward the transport line side and supporting a flange part projecting from the outer peripheral surface of the bottle to suspend the bottle, and projecting in the vertical direction of the link body and projecting in the guide rail. And a wedge-shaped protrusion that slides in the engaged state, and the guide rail extends in the vertical direction in the rail body that opens toward the conveyance line, and slides in the engaged state. In the bottle-suspended horizontal transport device provided with the link body guide groove to be moved, the wedge-shaped projections straddle the connecting pin and the two upper and lower sliding surfaces arranged in an inverted V-shape and the upper and lower sliding surfaces By being composed of a front and back two lower sliding surface which is arranged obliquely in a V-shape across the forming pin, and solve the problems described above.

  In addition, the “wedge-like projection” formed on the link body of the transport chain used in the present invention, in other words, exhibits a wedge-like cross section that tapers in the vertical direction of the link body and the length of the chain of the link body. It is a part that protrudes in a state extended in the direction and slides in an engaged state in the guide rail.

The bottle suspending horizontal conveyance device of the present invention includes a bottle support portion and a link body that project horizontally from a link body that is mutually connected by a connection pin and is inserted into a guide rail to a conveyance line side. A wedge-shaped protrusion that protrudes in the vertical direction and a link guide groove that extends in the vertical direction in the rail body that the guide rail opens toward the conveyance line. Since the bottle support part protruding from the link body supports the flange part protrudingly provided on the outer peripheral surface of the bottle and suspends the bottle, the bottle body can be transported without being damaged.
In addition, two upper and lower sliding surfaces in which wedge-shaped projections are inclined and arranged in an inverted V shape across the connecting pin and two lower and lower sliding surfaces in an inclined and V shape across the connecting pin. By being configured, the wedge-shaped protrusion of the transport chain acts on the guide rail link body guide groove as a component of the load on the transport chain, so it engages in the guide rail even in the horizontal bending zone. By sliding smoothly in the state, the bottle can be reliably transported horizontally at a constant transport speed without rolling.
Further, even when the transport chain is excessively pressed against the guide rail and wear and clearance are generated, two upper and lower sliding surfaces that are inclined in a reverse V shape on the wedge-shaped protrusions of the transport chain and V The two lower sliding surfaces, which are inclined in the shape of a letter, draw the transport chain from the guide rail to the transport line side and securely contact the guide rail link body guide groove. In addition, it is possible to eliminate rolling of the transport chain due to wear and clearance between the transport chain and the guide rail, and to prevent the transport chain from falling off the guide rail.

  The bottle-suspended horizontal transport device according to the present invention is a bottle-suspended horizontal transport device in which a pair of transport chains that translate a pair of guide rails arranged to face each other along a transport line suspend and transport the bottle. The chain is connected to each other with a connecting pin, and the bottle is suspended by supporting the flange portion protruding horizontally from the link body inserted into the guide rail toward the conveyance line and projecting from the outer peripheral surface of the bottle. It has wedge-shaped projections that protrude in the vertical direction of the bottle support and the link body and slide in the guide rail in an engaged state, and the guide rail opens and closes in the rail body that opens toward the conveyance line side. By providing link body guide grooves that extend in the direction and slide the wedge-shaped protrusions in the engaged state, the bottles can be transported constantly without rolling. Thereby preventing the falling of the bottle is transported hanging securely in degrees, is intended to smooth horizontal transport to reduce the conveyance resistance against the guide rail, specific embodiments thereof are no problem be any one.

  In addition, regarding a specific form of the bottle transported by the bottle suspension horizontal transport device of the present invention, a flange portion for hanging the bottle by the bottle support portion projecting from the link body of the transport chain protrudes on the outer peripheral surface of the bottle. As long as the bottle body is provided, the bottle body may be any simple cylindrical one or one having a bulging body.

  Further, the material of the guide rail and the transport chain used in the bottle hanging horizontal transport device of the present invention may be either plastic or metal. In particular, when the link body is made of plastic, the bottle support portion Is integrally formed with the link body, but in order to suppress the contact noise to the bottle by the bottle support portion, any plastic material suitable for noise suppression may be selected and molded.

  Furthermore, as for the specific form of the guide rail used in the bottle hanging horizontal transport apparatus of the present invention, any rail form is acceptable as long as the link body of the transport chain is smoothly guided and does not fall off. Alternatively, for example, a rail shape having a U-shaped cross section or a C-shaped cross section, or a rail shape that can be divided into two vertically is possible.

Hereinafter, with reference to the drawings, a description will be given of a bottle hanging horizontal transfer device 100 according to an embodiment of the present invention.
First, as shown in FIG. 1, a bottle hanging horizontal transfer device 100 according to the present embodiment includes a pair of guide rails 110 and 110 that are horizontally disposed opposite to each other symmetrically on both sides of a transfer line, and these guide rails 110. , 110 and a pair of transport chains 120, 120 that run horizontally in a translational state. As shown in FIG. 2, the bottle B is suspended between these transport chains 120, 120 and transported horizontally. It is like that.
As shown in FIG. 1, the transport chains 120 and 120 are wound between a driving sprocket 131 and a driven sprocket 132 that are horizontally arranged at the front and rear ends of the transport line. A horizontal bend zone can also be created in the transport line via an idler or the like.

As shown in FIGS. 3 to 6, the transport chain 120 is integrally molded from a link body 122 made of synthetic resin that is offset and connected to each other by a connecting pin 121 and is inserted into the guide rail 110. An L-shaped bottle support portion 122a protruding to the line side is provided, and the bottle support portion 122a supports the flange portion F protruding from the outer peripheral surface of the bottle B and suspends the bottle B. .
The conveyance chain 120 has a wedge-shaped cross section that tapers in the vertical direction of the link body 122 and projects in a state extended in the chain longitudinal direction of the link body 122, that is, is inclined in an inverted V shape. Wedge-like projections 122b and 122b each having two upper and lower upper sliding surfaces and two lower and lower sliding surfaces inclined in a V shape are provided, and the upper and lower wedge-like projections 122b and 122b are provided. Slides in the guide rail 110 in an engaged state.
In addition, the code | symbol 122c in a figure is a connection pin hole provided in the orthogonal | vertical direction of the link body 122 for inserting the connection pin 121 and connecting with each other.

  On the other hand, the guide rail 110 is provided with a link body guide groove 111 that extends in the vertical direction in the rail body that opens toward the conveyance line side and slides the wedge-shaped protrusion 122b in the engaged state. The wedge-shaped projecting portion 122b acts on the link body guide groove 111 as a component force of the load on the conveying chain, and smoothly slides in the engaged state in the guide rail 110.

Next, the carrying operation of the bottle hanging horizontal carrying device 100 of the present embodiment will be described below.
When the conveyance of the bottle B is started along the conveyance line by the bottle hanging horizontal conveyance device 100 shown in FIG. 1, first, when the driving side sprocket 131 and the driven side sprocket 132 are rotated, the left conveyance chain 120 is rotated clockwise. In addition, the right conveying chain 120 rotates counterclockwise.

  Therefore, an L-shaped bottle support portion 122a provided on the link body 122 of the traveling conveyance chain 120 at the starting end on the far side of the straight conveyance section S is a flange portion F that is provided on the outer peripheral surface of the bottle B. The bottle B is conveyed while moving in the linear conveyance section S in a state where the bottle B is suspended while the bottle B is suspended, and the bottle support portion 122a in which the bottle B is suspended is connected to the curved circulation section T on the near side from the linear conveyance section S. Upon entering, the pair of bottle support portions 122a escapes toward the outside of the conveyance line, and comes off the flange portion F of the bottle B, so that the bottle B is detached from the conveyance chain 120.

  After that, after the bottle B is released, the transport chain 120 returns through the curving section T on the near side, the straight transport section S on the opposite side, and the curvilinear section T on the far side, and the bottle B is suspended again. It is designed to be transported.

  In the bottle hanging horizontal conveyance device 100 thus obtained, the bottle support portion 122a protruding from the link body 122 of the conveyance chain 120 supports the flange portion F protruding from the outer peripheral surface of the bottle B, and the bottle B Can be transported without damaging the bottle body, and the wedge-shaped projections 122b and 122b of the transport chain 120 can transport the load on the transport chain to the link guide groove 111 of the guide rail 110 correspondingly. Since it acts as a force f, the inside of the guide rail 110 can be smoothly slid in an engaged state, and the bottle B can be horizontally transported at a constant transport speed without shaking, and the transport chain 120 can be moved to the guide rail 110. Even if it is excessively pressed to cause wear or clearance, the wedge-shaped protrusion 122b of the transport chain 120 is formed. Two upper sliding surfaces that are inclined in an inverted V shape across the connecting pin 121 and two lower sliding surfaces that are inclined in a V shape across the connecting pin 121, Due to the wear and clearance between the transport chain 120 and the guide rail 110, the transport chain 120 is pulled from the inside of the guide rail 110 in the transport line side direction X to be surely brought into contact with the link body guide groove 111 of the guide rail 110. The effect is enormous, for example, it is possible to eliminate the rolling of the conveying chain 120 and prevent it from falling off the guide rail 120.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall schematic diagram of a bottle hanging horizontal transfer device according to an embodiment of the present invention. The expanded sectional view seen from the 2-2 line of FIG. The front view of a conveyance chain. The bottom view of a conveyance chain. The rear view which fractured | ruptured the conveyance chain partially. The perspective view which decomposed | disassembled the conveyance chain and the guide rail.

Explanation of symbols

DESCRIPTION OF SYMBOLS 100 ... Bottle suspension horizontal conveyance apparatus 110 ... Guide rail 111 ... Link body guide groove 120 ... Conveyance chain 121 ... Connection pin 122 ... Link body 122a ... Bottle support part 122b・ ・ ・ Wedge-like projection 122c ・ ・ ・ Connection pin hole 131 ・ ・ ・ Drive side sprocket 132 ・ ・ ・ Drive side sprocket B ・ ・ ・ Bottle F ・ ・ ・ Flange part S ・ ・ ・ Linear conveyance section T ・ ・ ・ Curve Circulation section f ... Component force X ... Direction in which the transport chain is drawn

Claims (1)

A pair of transport chains that translate a pair of guide rails arranged opposite to each other along the transport line to suspend and transport the bottles are connected to each other by connecting pins and are inserted into the guide rails to the transport line side. The bottle support that hangs the bottle by supporting the flange that protrudes horizontally on the outer peripheral surface of the bottle and projects in the vertical direction of the link body and engages in the guide rail Link body guides that slide in the engaged state by extending in the vertical direction in the rail body that the guide rail opens toward the conveyance line side. In the bottle hanging horizontal transfer device with grooves,
The front and back upper sliding surfaces in which the wedge-shaped protrusions are inclined in an inverted V shape across the connecting pin and the two lower and lower sliding surfaces in an inclined V shape across the connecting pin A horizontal conveying device for hanging a bottle characterized by comprising:

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