JP2009126544A - Measuring cap and method for manufacturing measuring cap - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a measuring cap that has satisfactory visibility of measuring display and an excellent ability to manufacture, and to provide a method for manufacturing the measuring cap. <P>SOLUTION: A cap body 41 inverted and placed on a line. A shrink film 81 is loosely fitted to the measuring part of the cap body 41. The measuring part 54 is encircled with the shrink film 81 provided with level lines 91 to 93. The shrink film 81 is supported so that its lower edge 94 abuts on a connecting face 61 of the measuring part 54 and the peripheral wall 42 of the cap boy 41. The shrink film 81 is positioned relative to the measuring part 54. The cap body 41 provided with the shrink film 81 is passed through a shrink tunnel. The shrink film 81 encircling the measuring part 54 is heated and diametrically shrunk, and fixed to the peripheral part of the measuring part 54. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a measuring cap capable of measuring and a method for manufacturing the measuring cap.

  Conventionally, containers such as detergents are provided with a measuring cap.

  As this measuring cap, there is known a measuring cap provided with a bottomed cylindrical measuring portion on the inner side of a peripheral wall of a cap body that is fitted around the mouth of the container body.

  In this measuring cap, a linear stepped portion and a scale are recessed by a molding die on the wall surface of the measuring portion, and an appropriate amount of detergent is accommodated by storing the detergent in the measuring portion with reference to the scale. Configured to be used.

  Such a measuring cap is transparent and has a problem that the scale is difficult to see.

  For this reason, although the method of printing a scale on the outer peripheral surface of the said measurement part was devised, there existed a problem that a scale could not be printed on the site | part of the said measurement part located inside the said surrounding wall.

  Therefore, the measuring cap is composed of two members, an outer member constituting the outer side and an inner member constituting the measuring part, and a black scale is printed on the inner member in advance. And the method of manufacturing the measuring cap by which the black scale was formed in the measuring part which this inner member comprises by assembling | attaching and bonding the said inner member to the said outer member (for example, patent document 1) is known. ).

  In this measuring cap, the visibility of the scale is improved, but it is necessary to manage two types of constituent members for constituting the cap.

In order to solve this problem, a technique for insert-molding a label on which a scale is printed on a measuring cap is known (for example, Patent Document 2).
JP 2005-112370 A JP 2000-142741 A

  However, in such a conventional measuring cap, the label on which the scale is printed has to be set at an accurate position of the molding die, and it has been difficult.

  In addition, since the measuring section has a large curvature, it can be provided in a part of the measuring section in insert molding. However, if a level line is provided over the entire circumference of the measuring section, it is difficult to wrinkle. Met.

  The present invention has been made in view of such a conventional problem, and an object of the present invention is to provide a measuring cap and a manufacturing method of the measuring cap that are excellent in visibility of a display for measurement and excellent in manufacturability. Is.

  In order to solve the above-mentioned problem, the measuring cap according to claim 1 of the present invention is provided with a display for measuring in the measuring cap provided with a bottomed cylindrical measuring portion inside the peripheral wall of the cap body. The film was fixed to the measuring unit in a state in which the measuring unit was surrounded by the film.

  That is, in this measuring cap, a film is fixed to a measuring portion provided inside the peripheral wall of the cap body, and a measuring display is provided on the film.

  For this reason, there is a degree of freedom in forming the display on the film, and for example, a measurement display can be printed in black with high visibility. Thereby, a display with high visibility is provided in the measurement part.

  Moreover, the said display is provided in the said film and is provided in the said measurement part after cap main body shaping | molding.

  The measuring cap according to claim 2 of the present invention is a measuring cap provided with a bottomed cylindrical measuring portion on the inner side of the peripheral wall of the cap body. The measuring portion is a shrink film provided with a display for measuring. The shrink film was reduced in diameter in a state in which it was surrounded and fixed to the measuring portion.

  That is, in this measuring cap, a shrink film is fixed to a measuring portion provided inside the peripheral wall of the cap body, and a measuring display is provided on the shrink film.

  For this reason, there is a degree of freedom in forming the display on the shrink film, and for example, a measurement display can be printed in black with high visibility. Thereby, a display with high visibility is provided in the measurement part.

  Moreover, the said display is provided in the said shrink film, and is provided in the said measurement part after cap main body shaping | molding.

  Furthermore, in the measuring cap according to the third aspect, a measuring display is provided over the entire circumference of the measuring unit.

  In other words, the weighing unit is provided with the film or the shrink film over the entire circumference thereof, so that a measurement display is provided over the entire circumference of the weighing unit.

  And in the manufacturing method of the measuring cap of Claim 4 of this invention, the indication for measurement is provided in the manufacturing method of the measuring cap provided with the bottomed cylindrical measuring part inside the surrounding wall of the cap main body. A set step of surrounding the weighing unit with the formed shrink film, positioning one end of the shrink film in contact with a continuous surface connecting the weighing unit and the peripheral wall, and surrounding the weighing unit A fixing step of heating the shrink film to reduce the diameter and fixing the shrink film to the measuring unit.

  That is, when the measuring cap is manufactured, the measuring unit is surrounded by the shrink film provided with the display for measuring, and the shrink film is arranged on the outer periphery of the measuring unit. At this time, the shrink film is positioned by bringing one end of the shrink film into contact with a continuous surface connecting the measuring portion and the peripheral wall.

  Thereby, the position of the shrink film with respect to the weighing unit is determined, and the positional relationship between the weighing display provided on the shrink film and the weighing unit is kept constant.

  And the said shrink film can be fixed to the said measurement part by heating and shrinking | reducing the diameter of the shrink film surrounding the said measurement part.

  Moreover, in the manufacturing method of the measurement cap of Claim 5, the said shrink film consists of a raw material extended | stretched previously in the circumferential direction and shrink | reducing in the circumferential direction at the time of a heating.

  That is, the shrink film is made of a material that is stretched in the circumferential direction in advance and shrinks in the circumferential direction when heated.

  For this reason, when the said shrink film is heated, the diameter of the said shrink film can be reduced and it can fix to the said measurement part.

  On the other hand, shrinkage in the vertical direction of the shrink film is suppressed. For this reason, the displacement of the height position of the display of the shrink film relative to the measuring unit can be reduced before and after heating.

  As described above, in the measuring cap according to the first aspect of the present invention, for example, a black display with high visibility can be printed and provided on the film fixed to the measuring unit. The visibility of the display provided in the measuring unit can be improved as compared with the conventional case where a scale or the like is provided in the wall surface of the measuring unit during molding.

  In addition, since the film is fixed to the measuring section and the display of the film is provided on the measuring section, the display can be provided also on the portion of the measuring section covered with the peripheral wall of the cap body.

  Furthermore, the measuring cap is composed of two members, an outer member and an inner member printed with a scale, and both components are assembled and bonded as compared to the conventional method in which both components are bonded and fixed during manufacturing. Is unnecessary, and the management of the two types of constituent members constituting the cap body is also unnecessary.

  Then, as in the case of insert-molding the label on which the scale is printed on the measuring cap, the trouble of setting the label at an accurate position of the molding die is not required, and the manufacturability can be improved.

  Therefore, it is possible to provide a measuring cap with good visibility of weighing display and excellent manufacturability.

  In the measuring cap according to claim 2 of the present invention, the shrink film fixed to the measuring portion can be provided with a measurement display printed in black with high visibility, for example. Compared with the conventional case where a scale or the like is sometimes recessed in the wall surface of the measuring unit, the visibility of the display provided in the measuring unit can be enhanced.

  In addition, since the shrink film is fixed to the measuring section and the shrink film is displayed on the measuring section, the display can be provided on the measuring section covered with the peripheral wall of the cap body.

  Furthermore, the measuring cap is composed of two members, an outer member and an inner member printed with a scale, and both components are assembled and bonded as compared to the conventional method in which both components are bonded and fixed during manufacturing. Is unnecessary, and the management of the two types of constituent members constituting the cap body is also unnecessary.

  Then, as in the case of insert-molding the label on which the scale is printed on the measuring cap, the trouble of setting the label at an accurate position of the molding die is not required, and the manufacturability can be improved.

  Therefore, it is possible to provide a measuring cap with good visibility of weighing display and excellent manufacturability.

  Furthermore, in the measuring cap according to claim 3, by providing the film or the shrink film on the entire circumference of the measuring section, it is possible to provide a display for measuring over the entire circumference of the measuring section.

  For this reason, in the case where the indication is provided by insert molding in the measuring portion having a large curvature, in comparison with the conventional case in which the indication for measurement can be provided only in a part of the measuring portion in order to prevent the occurrence of wrinkles, Even in the measuring section having a large curvature, the display can be provided without any trouble over the entire circumference.

  And in the manufacturing method of the measuring cap of Claim 4 of this invention, the measuring part is surrounded by the shrink film provided with the display for measurement, and the shrink film is heated to reduce the diameter. A shrink film can be fixed to the measuring part.

  For this reason, in the same manner as described above, the shrink film fixed to the weighing unit can be provided with a high-visibility black display for measurement in advance, for example. Compared with the conventional method in which a graduation or the like is provided in the measuring unit, the visibility of the display provided in the measuring unit can be enhanced.

  In addition, since the shrink film is fixed to the measuring section and the shrink film is displayed on the measuring section, the display can be provided on the measuring section covered with the peripheral wall of the cap body.

  Furthermore, the measuring cap is composed of two members, an outer member and an inner member printed with a scale, and both components are assembled and bonded as compared to the conventional method in which both components are bonded and fixed during manufacturing. Is unnecessary, and the management of the two types of constituent members constituting the cap body is also unnecessary.

  Then, as in the case of insert-molding the label on which the scale is printed on the measuring cap, the trouble of setting the label at an accurate position of the molding die is not required, and the manufacturability can be improved.

  Therefore, the visibility of the display for measurement is good, and it can be a manufacturing method of a measuring cap excellent in manufacturability.

  And in the state which has arrange | positioned the said shrink film in the outer peripheral part of the said measurement part, the one end of the said shrink film abuts on the continuous surface which connects the said measurement part and the said surrounding wall, and positions the said measurement. The position of the shrink film relative to the part can be determined.

  For this reason, the positional relationship between the weighing unit and the display provided on the shrink film can be kept constant only by setting the shrink film on the weighing unit.

  Moreover, in the manufacturing method of the measuring cap of Claim 5, since the shrink film was previously comprised by the raw material extended | stretched to the circumferential direction and shrink | reducing to the circumferential direction at the time of heating, the shrinkage | contraction to the vertical direction of the shrink film at the time of heating is suppressed. Can do.

  For this reason, the displacement of the display height position provided on the shrink film with respect to the weighing unit can be reduced before and after heating, compared with the case where the display height position changes greatly. The weighing error due to the position can be reduced.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a diagram showing a usage pattern of a measuring cap 1 according to the present embodiment, and shows a state in which the measuring cap 1 is attached to a container body 2.

  That is, a cylindrical mouth portion 11 communicating with the inside is provided on the upper portion of the container body 2 containing the powder detergent, and a main body male screw portion 12 is formed on the outer peripheral surface of the mouth portion 11. . An inner cap 13 is screwed into the mouth portion 11, and a lower female screw portion 14 that is screwed into the main body male screw portion 12 of the mouth portion 11 is formed on the inner side surface of the inner cap 13.

  On the inner side surface of the inner cap 13, a retreating part 21 that extends toward the inside of the mouth part 11 while being screwed to the container body 2 is integrally formed. The nozzle portion 22 extends upward. The nozzle portion 22 is configured to communicate with the inside of the container body 2, and is configured so that the powder detergent in the container body 2 can be taken out from the nozzle portion 22.

  An upper male screw portion 31 is formed on the upper outer peripheral surface of the inner cap 13, and a female screw portion 32 formed on the measuring cap 1 is screwed into the upper male screw portion 31. . Accordingly, the upper portion of the inner cap 13 can be closed with the measuring cap 1 by screwing the measuring cap 1 onto the inner cap 13.

  2 and 3 are views showing a state in which the measuring cap 1 is arranged upside down, and the cap body 41 of the measuring cap 1 is formed in a container shape with a colorless and transparent resin.

  The cap body 41 includes a cylindrical peripheral wall 42 that surrounds the outer periphery of the middle cap 13 in a state of being attached to the middle cap 13, and a top surface 43 (see FIG. 1) that closes the upper portion of the middle cap 13. Are integrally formed. On the inner side surface of the peripheral wall 42, the female screw portion 32 that is screwed into the upper male screw portion 31 of the middle cap 13 is formed. On the outer peripheral surface of the peripheral wall 42, a plurality of juxtaposed in the circumferential direction are provided. A non-slip 44 is formed by the vertical stripes (see FIG. 2).

  A cylindrical portion 51 having a smaller diameter than the peripheral wall 42 is erected at the central portion of the top surface 43, and the central portion of the top surface 43 located inside the cylindrical portion 51 bulges outward. A bulging portion 52 is formed. The inner surface of the peripheral surface 53 of the bulging portion 52 and the inner surface of the cylindrical portion 51 are configured to be continuous, and on the inner side of the peripheral wall 42 of the cap body 41, the bulging portion 52 and the A bottomed cylindrical measuring portion 54 constituted by the cylindrical portion 51 is formed.

  Thereby, between the surrounding wall 42 and the measurement part 54, as shown in FIG. 3, the circular ring-shaped continuous surface 61 which connects both is comprised by the said top surface 43. As shown in FIG. The height dimension from the continuous surface 61 to the bottom surface 62 of the bulging portion 52 is set to a predetermined value, and the inner diameter of the bulging portion 52 is also set to a predetermined value. . Thereby, the volume from the bottom face 62 of the said bulging part 52 to the height position of the said connection surface 61 becomes a design value.

  On the continuous surface 61, a cylindrical ring portion 71 is erected between the peripheral wall 42 and the measuring portion 54, and as shown in FIG. In this state, the upper edge portion of the middle cap 13 is configured to be in close contact with the outer peripheral surface of the ring portion 71.

  As shown in FIGS. 2 and 3, the tip of the measuring portion 54 is configured to protrude from the tip of the peripheral wall 42. The inner diameter of the measuring portion 54 is as shown in FIG. The outer diameter of the nozzle portion 22 of the middle cap 13 is set to be larger. Accordingly, the measuring unit 54 is configured to be able to accommodate the nozzle unit 22 in a state of being screwed to the middle cap 13 and to have a predetermined design value for the volume in the measuring unit 54. Yes.

  As shown in FIG. 3, the weighing part 54 is surrounded by a shrink film 81, and the shrink film 81 is fixed to the outer peripheral surface of the weighing part 54.

  As shown in FIG. 4, the shrink film 81 is formed in a cylindrical shape by a colorless and transparent film, and the peripheral surface thereof includes a first level line 91 constituting a measurement display and a second level. A line 92 and a third level line 93 are provided over the entire circumference in parallel with the lower end 94 of the shrink film 81. Each level line 91 to 93 is formed by printing and is formed of black ink with high visibility.

  Each of the level lines 91 to 93 is provided at a position based on the lower end 94 of the shrink film 81 that contacts the continuous surface 61 when the shrink film 81 is attached. To the height positions of the level lines 91 to 93 are set to be design values, respectively.

  Accordingly, when a predetermined amount of powder detergent is accommodated in the measuring unit 54, the upper surface thereof is configured to reach the corresponding level lines 91 to 93, and the upper surface of the powder detergent is any level line. By putting the powder detergent into the measuring unit 54 so as to reach 91 to 93, an amount of powder detergent corresponding to the level lines 91 to 93 can be measured.

  Here, the case where each of the level lines 91 to 93 is formed in black will be described. However, the present invention is not limited to this and may be formed in other colors as long as the visibility is good.

  Further, the display for measurement is not limited to the level lines 91 to 93 but may be composed of letters, numbers, and arrows.

  5 and 6 are views showing a method of manufacturing the measuring cap 1, and when the measuring cap 1 is manufactured, the shrink film 81 is formed in advance.

  That is, as shown in FIG. 5, a long film is previously stretched in the width direction 102 so as to shrink in the width direction when heated, thereby forming the base material 101 of the shrink film 81. In the printing process 103, the level lines 91 to 93 extending in parallel with the width direction 102 are printed on the material 101 with black ink.

  And in the joining process 111, while arranging the both-sides edge of the said base material 101 so that it may overlap, this superposition | polymerization part 112 is joined and formed in a cylindrical shape.

  In the cutting step 121, the cylindrical substrate 101 is cut at a predetermined interval to form the cylindrical film-like shrink film 81. At this time, the base material 101 is cut so that the level lines 91 to 93 are arranged at predetermined positions with reference to the lower edge 94 of the shrink film 81.

  At this time, the base material 101 constituting the shrink film 81 contracts in the width direction 102 during heating. For this reason, the said shrink film 81 formed in the cylindrical film shape can be shrunk | reduced to the circumferential direction at the time of a heating.

  Then, as shown in FIG. 6, in the preparation step 131, the cap body 41 that has been injection-molded is placed on the line in an inverted state.

  Next, in the setting step 141, the shrink film 81 before shrinkage is loosely fitted to the measuring portion 54 of the cap body 41 provided on the line, and the level lines 91 to 93 which are indications for measurement are displayed. The measuring portion 54 is surrounded by the provided shrink film 81.

  At this time, a gap is provided between the shrink film 81 and the outer peripheral surface of the measuring portion 54, and the lower edge 94 of the shrink film 81 has the peripheral wall of the measuring portion 54 and the cap body 41. 42 is supported in a state where it abuts on the continuous surface 61 that is connected to the continuous surface 42. Thereby, the position of the shrink film 81 with respect to the measuring portion 54 can be determined.

  For this reason, the positional relationship between the weighing unit 54 and the level lines 91 to 93 provided on the shrink film 81 can be kept constant only by setting the shrink film 81 on the weighing unit 54.

  In the fixing step 151, the cap body 41 having the shrink film 81 provided on the outer peripheral portion of the measuring unit 54 is passed through the shrink tunnel, and the shrink film 81 surrounding the measuring unit 54 is heated to be shrunk. Diameter is fixed to the outer peripheral portion of the measuring portion 54.

  At this time, the shrink film 81 is composed of base materials 101 and 101 that are stretched in the circumferential direction in advance and shrink in the circumferential direction when heated. For this reason, when the shrink film 81 is heated, the diameter of the shrink film 81 can be reduced and fixed to the measuring unit 54.

  On the other hand, the shrinkage of the shrink film 81 in the vertical direction is suppressed. For this reason, the displacement of the height positions of the level lines 91 to 93 provided on the shrink film 81 with respect to the measuring unit 54 can be reduced before and after heating. Compared with the case where the height position changes greatly, the measurement error due to the display positions of the level lines 91 to 93 can be reduced.

  Thus, the shrinkage film 81 is surrounded by the shrink film 81 on which the level lines 91 to 93 are printed, and the shrink film 81 is heated to reduce the diameter. The film 81 can be fixed to the measuring unit 54.

  As a result, the shrink film 81 having the level lines 91 to 93 is formed with the measuring cap 1 fixed to the measuring unit 54, and the level lines 91 to 93 are arranged on the entire measuring unit 54. Are provided.

  Moreover, since the level lines 91 to 93 can be provided in the measuring unit 54 by fixing the shrink film 81 to the measuring unit 54, the level lines 91 to 93 are printed at different height positions. By using the shrink film 81, the capacity that can be measured can be changed.

  For this reason, in the setting step 141, it is possible to correspond to the weighing caps 1 of different products by changing the shrink film 81 attached to the weighing unit 54.

  In the present embodiment according to the above configuration, the measuring cap 1 has a shrink film 81 fixed to a measuring portion 54 provided on the inner side of the peripheral wall 42 of the cap main body 41. First to third level lines 91 to 93 are provided as displays for use.

  For this reason, there is a degree of freedom in forming the level lines 91 to 93 on the shrink film 81. For example, the level lines 91 to 93 can be printed in black with high visibility as in the present embodiment. it can. Thereby, a display with high visibility can be provided on the measuring unit 54.

  Therefore, the visibility of each of the level lines 91 to 93 provided in the measuring unit 54 can be enhanced as compared with the conventional case in which a scale or the like is provided in the wall surface of the measuring unit 54 during molding.

  The level lines 91 to 93 constituting the display are provided on the shrink film 81. After the cap body 41 is molded, the shrink film 81 is fixed to the measuring unit 54, and the shrink film 81 is provided. The level lines 91 to 93 can be provided in the measuring unit 54. For this reason, the first level line 91 which comprises a display can also be provided in the lower part of the measurement part 54 covered with the peripheral wall 42 of the cap body 41.

  Furthermore, the measuring cap is composed of two members, an outer member and an inner member printed with scales, and both components are bonded and fixed at the time of manufacture. In addition, the management of the two types of components constituting the cap body is not necessary.

  Then, as in the case of insert-molding the label on which the scale is printed on the measuring cap, the trouble of setting the label at an accurate position of the molding die is not required, and the manufacturability can be improved.

  Accordingly, it is possible to provide the measuring cap 1 having excellent visibility of the level lines 91 to 93 which are display for measurement and excellent manufacturability.

  Further, by providing the shrink film 81 on the entire circumference of the measuring unit 54, the level lines 91 to 93 that are indications for measurement can be provided over the entire circumference of the measuring unit 54.

  For this reason, in the case where an indicator is provided on the measuring portion 54 having a large curvature by insert molding, the indication for measurement can be provided only on a part of the measuring portion 54 in order to prevent generation of wrinkles. Even in the measuring section 54 having a large curvature, the level lines 91 to 93 can be provided over the entire circumference of the measuring section 54 without any trouble.

  In the present embodiment, the measurement unit 54 is surrounded by the shrink film 81, and the shrink film 81 is reduced in diameter and fixed to the measurement unit 54. It is not limited to.

  For example, the level line 91 to the weighing unit 54 is fixed to the weighing unit 54 by, for example, adhering the film in a state of surrounding the weighing unit 54 with a film provided with a measurement display. 93 may be provided.

It is a partial sectional view showing an embodiment of the present invention. It is a perspective view which shows the measurement cap of the embodiment. It is sectional drawing which shows the measuring cap of the embodiment. It is a perspective view which shows the shrink film of the embodiment. It is explanatory drawing which shows the manufacturing process of the shrink film of the embodiment. It is explanatory drawing which shows the manufacturing process of the measurement cap of the embodiment.

Explanation of symbols

1 measuring cap 41 cap body 42 peripheral wall 54 measuring section "
61 Continuous Surface 81 Shrink Film 91 First Level Line 92 Second Level Line 93 Third Level Line 131 Preparatory Step 141 Setting Step 151 Fixing Step

Claims (5)

In the measuring cap provided with a bottomed cylindrical measuring part inside the peripheral wall of the cap body,
A measuring cap, wherein the film is fixed to the measuring unit in a state where the measuring unit is surrounded by a film provided with a display for measuring. In the measuring cap provided with a bottomed cylindrical measuring part inside the peripheral wall of the cap body,
A measuring cap characterized in that the shrink film is reduced in diameter and fixed to the measuring unit in a state in which the measuring unit is surrounded by a shrink film provided with a display for measuring.   3. The measuring cap according to claim 1, wherein a measuring display is provided over the entire circumference of the measuring unit. In the manufacturing method of the measuring cap provided with a bottomed cylindrical measuring portion inside the peripheral wall of the cap body,
A setting step of surrounding the weighing unit with a shrink film provided with a metering display and positioning one end of the shrink film in contact with a continuous surface connecting the weighing unit and the peripheral wall;
A fixing step of heating and shrinking the shrink film surrounding the measuring unit and fixing the shrink film to the measuring unit;
A method for producing a measuring cap, comprising:   5. The method of manufacturing a measuring cap according to claim 4, wherein the shrink film is made of a material that is previously stretched in the circumferential direction and shrinks in the circumferential direction when heated.

Images