JP4988465B2 - Positioning jig - Google Patents

Description

  The present invention relates to a positioning jig for assembling a valve unit to a filler that fills a plurality of empty cans continuously conveyed on a line with beer, a sparkling beverage, or the like.

For example, Patent Document 1 describes a jig that adjusts the position in the horizontal and vertical directions when assembling a part that requires high accuracy.
Japanese Patent Laid-Open No. 9-298033

  The maintenance work of the filler has a large number of parts and many heavy parts, so the workability is poor, and if the assembly accuracy of the parts is poor, the amount of beer that is poured into the can will vary. It is hard work for me. In particular, if the valve unit is not assembled with high accuracy, it will cause variations in the amount of taste and the occurrence of defective cans.

  However, conventionally, it has been difficult to position the valve unit, and there has been a problem that the valve unit is inclined when components are attached.

  This invention is made | formed in view of the said subject, The objective is to implement | achieve the jig | tool which can perform positioning of a valve unit and attachment of components easily.

  In order to achieve the above-described object, the positioning jig according to the present invention has a vertical direction and a horizontal direction between the valve unit and the valve driving component when the valve unit 10 is assembled to a filler that fills an empty can with a beverage. A positioning jig 60 for mounting while positioning in a direction, a pair of parallel flat plates 61 spaced apart by a predetermined distance, a connecting portion 62 for connecting one end of the flat plates, and one of the flat plates A positioning portion 63 provided on the flat plate, and the positioning portion includes a vertical portion 63a extending substantially vertically upward from the flat plate, and a horizontal portion 63b extending substantially vertically laterally from the upper end of the vertical portion. And the flat plate abuts on a first part of the valve unit, and the vertical part abuts on a second part orthogonal to the first part of the valve unit. Performing positioning of the Tsu bets and the valve drive components.

  According to the present invention, it is possible to assemble or disassemble the valve driving component with respect to the filler by one person, and it is possible to realize a jig with high safety and work efficiency.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The embodiment described below is an example as means for realizing the present invention, and the present invention can be applied to a modified or modified embodiment described below without departing from the spirit of the present invention.

[Valve drive mechanism]
FIG. 1 is a front view (a) showing a valve drive mechanism of a valve unit of the present embodiment, an ii sectional view (b) of (a), and a top view (c) of (a).

  The valve unit 10 of this embodiment is mounted on, for example, a beer filling device (not shown) called a filler that fills a plurality of empty cans continuously conveyed on a line with beer, sparkling beverages, or the like. .

  As shown in FIG. 1, the valve unit 10 mounted on the filler is supported by the base member 1 via a support plate 12. Further, an upwardly extending drive shaft 31 is rotatably connected to the arm portion 14b of the can mouth member 14, and a later-described drop-off preventing member 14c (see FIG. 4) is fixed. The drive shaft 31 is slidably supported on the support plate 12 at the lower portion and the base member 1 via a bearing 32 at the upper portion. Further, the drive shaft 31 is urged downward by a spring 33 provided on the outer periphery of the drive shaft 31, while the drive roller 34 attached to the central portion of the drive shaft 31 moves up and down in conjunction with the vertical movement. Driven in the direction.

  Further, in the vicinity of the upper end portion of the drive shaft 31 in the base member 1, a rotation shaft 37 is provided in which the link member 36 swings and rotates due to the vertical movement of the drive roller 35, and the rotation shaft 37 is the link member 38. The valve unit (not shown) is opened and closed by moving the valve unit 10 in the vertical direction via.

  That is, when the drive shaft 31 moves to the lower position P1, the can port member 14 comes into close contact with the injection port 2 of the container, and the liquid is injected into the container by opening the valve in this state. Further, when the drive shaft 31 moves to the upper position P2, the can port member 14 is separated from the injection port 2 of the container, the valve is closed, and the liquid injection is stopped.

[Configuration of assembly / disassembly jig]
FIG. 2 is a front view (a) and a side view (b) of an assembly / disassembly jig according to an embodiment of the present invention.

  The assembling / disassembling jig 40 of this embodiment is hooked on the driving roller 34 urged downward by the spring 33 when the valve unit is detached from the valve driving mechanism for re-installation and reassembled, and the principle of the lever. Thus, the state where the drive shaft 31 is lifted is maintained, and an operator can perform assembly and removal work of the valve unit by one person.

  Specifically, as shown in FIG. 2, the assembly / disassembly jig according to the present embodiment includes a metal pipe member 41 having a predetermined length and a rectangular section in a predetermined range with respect to the pipe member 41. And a movable body 42 made of resin that can be locked at a predetermined position.

  One end portion of the pipe member 41 is provided with a lift portion 43 having a V-shaped cross section that abuts the drive roller 34 and lifts it upward. Further, a long hole 44 that defines the slidable width of the movable body 42 is formed in the side surface of the pipe member 41.

  The movable body 42 is in contact with the outer surface of the pipe member 41 at the bottom 45 having a concave cross section, and the movable range is restricted by two pins 46 inserted through the elongated holes 44. The movable body 42 is attached with plungers 48 that engage with a plurality of positioning holes 47 formed on the outer surface of the pipe member 41 within a movable range defined by the elongated hole 44. Further, a stepped portion 49 that fits into the filler structure 52 is formed on the upper portion of the movable body 42.

  When the assembly / disassembly jig 40 configured as described above is used, the driving roller 34 is placed on the lift portion 43, and the pipe member 41 is lifted by the lever principle with the filler structure 51 as a fulcrum. The movable body 42 is locked to the pipe member 41 by the plunger 48 at a position where the movable body 42 is fitted between another pair of upper and lower structures 52 separated from the structure 51.

  In this way, by maintaining a state in which the urging force of the spring 33 is not applied to the drive shaft 31, the valve unit can be assembled or disassembled with respect to the filler valve drive mechanism by one person, and safety and work efficiency are improved. Is improved.

[Configuration of positioning jig]
FIG. 3 is a top view (a) and a front view (b) of the positioning jig according to the embodiment of the present invention.

  The positioning jig 60 of the present embodiment positions the valve unit 10 in the vertical direction and the horizontal direction with respect to the valve drive mechanism when the valve unit 10 is detached from the valve drive mechanism and reassembled for maintenance or the like. Is what you do.

  Specifically, as shown in FIG. 3, the positioning jig 60 of the present embodiment has two parallel flat plates 61 that are separated by a predetermined distance, and a circular cross section that connects one end of these flat plates 61. And a positioning portion 63 provided on one side of the flat plate 61.

  The distance between the two flat plates 61 is set to a dimension between the support plate 12 and the can mouth member 14 as shown in FIG.

  The positioning portion 63 includes a vertical portion 63a extending upward substantially perpendicularly from the flat plate 61, and a horizontal portion 63b extending substantially vertically laterally from the upper end of the vertical portion 63a.

  The flat plate 61 abuts on the lower surface of the support plate 12 and at the same time the vertical portion 63a abuts on the side surface orthogonal to the lower surface of the support plate 12, so that the valve unit 10 and the valve drive mechanism (drive shaft 31) are in contact. The vertical direction and the horizontal direction are positioned, and the drive shaft 31 is fastened to the arm part 14b of the can mouth member 14 via the drop-off preventing member 14c in this positioned state. The drop-off prevention member 14 c is provided across the arm portion 14 b of the can mouth member 14 and the support plate 12.

[How to use the jig]
FIG. 4 is a diagram illustrating a state when the assembly / disassembly jig and the positioning jig of the present embodiment are used.

  In FIG. 4, first, the positioning jig 60 is mounted at a predetermined position of the valve unit 10 with the fastening of the drive shaft 31, the arm portion 14b, and the drop-off preventing member 14c loosened.

  Next, the drive shaft 31 is lifted using the assembling / disassembling jig 40, and the arm portion 14 b and the drop-off preventing member 14 c are tightened to the drive shaft 31.

  Thereby, fastening can be performed while positioning the valve unit 10 and the drive shaft 31 in the vertical direction and the horizontal direction.

It is the front view (c) which shows the ii sectional drawing (b) of (a), (a) which shows the drive mechanism of the valve unit of this embodiment, and (a). It is the front view (a) and side view (b) of the jig | tool for assembly / disassembly of embodiment which concerns on this invention. It is the top view (a) and front view (b) of the positioning jig of the embodiment according to the present invention. It is a figure which shows the state at the time of use of the jig | tool for assembly / disassembly of this embodiment, and a positioning jig.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Valve unit 12 Support plate 14 Can opening member 31 Drive shaft 32 Bearing 33 Spring 34, 35 Drive roller 36, 38 Link member 37 Rotating shaft 40 Assembly / disassembly jig 60 Positioning jig

Claims (1)

When assembling the valve unit with respect to the filler filling the empty can, a positioning jig for performing the positioning while positioning the valve unit and the valve driving component in the vertical direction and the horizontal direction,
A pair of parallel plates separated by a predetermined distance;
A connecting part for connecting one end of the flat plate;
A positioning portion provided on one side of the flat plate,
The positioning part has a vertical part extending upward substantially perpendicularly from the flat plate, and a horizontal part extending substantially vertically laterally from the upper end of the vertical part,
The flat plate abuts on a first part of the valve unit, and the vertical part abuts on a second part orthogonal to the first part of the valve unit, so that the valve unit and the valve driving component are A positioning jig characterized by performing positioning.

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