JP2795996B2 - Jig for mold arrangement and mold arrangement method for making tire mold using the same - Google Patents
Jig for mold arrangement and mold arrangement method for making tire mold using the sameInfo
- Publication number
- JP2795996B2 JP2795996B2 JP3135719A JP13571991A JP2795996B2 JP 2795996 B2 JP2795996 B2 JP 2795996B2 JP 3135719 A JP3135719 A JP 3135719A JP 13571991 A JP13571991 A JP 13571991A JP 2795996 B2 JP2795996 B2 JP 2795996B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- jig
- arrangement
- outer peripheral
- circular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 19
- 229910052602 gypsum Inorganic materials 0.000 description 12
- 239000010440 gypsum Substances 0.000 description 12
- 238000000465 moulding Methods 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 4
- 239000011505 plaster Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Tyre Moulding (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Casting Devices For Molds (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明はタイヤ成形用金型を石膏
製の鋳型を用いて精密鋳造法により製作する工程で使用
される鋳型配列用治具及びこれを用いたタイヤ成形金型
作成用の鋳型配列法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a jig for arranging molds used in a process of manufacturing a mold for tire molding by a precision casting method using a gypsum mold, and a jig for forming a tire molding mold using the same. The template sequence method.
【０００２】[0002]
【従来の技術】タイヤ成形用金型は一般に分割された石
膏製の鋳型を円形に配列し、アルミニウム合金を鋳造す
る方法によって製作されている。図５〜図７はこの工程
を示すもので、図５に示すように石膏製の鋳型１はその
両端面がタイヤの中心軸Ｏを通る面に沿って切断された
形状をしており、これらの鋳型１を図６に示すように円
形定盤２上に円形に配列し、図７に示すように中リング
３及び枠４をセットしてアルミニウム合金の溶湯を鋳込
む方法である。2. Description of the Related Art In general, a mold for molding a tire is manufactured by a method in which divided gypsum molds are arranged in a circle and an aluminum alloy is cast. 5 to 7 show this step. As shown in FIG. 5, the gypsum mold 1 has a shape in which both end faces are cut along a plane passing through the center axis O of the tire. In this method, a mold 1 is arranged in a circle on a circular platen 2 as shown in FIG. 6, and a middle ring 3 and a frame 4 are set as shown in FIG.
【０００３】従来、このように石膏製の鋳型１を円形定
盤２上に配列するには、図８または図９に示される方法
が取られていた。図８の方法はまず円形定盤２を回転テ
ーブル装置５上に載せ、円形定盤２の中心部より回転式
シャフト６を張出し、その先にダイヤルゲージ等の寸法
測定機器７をセットし、この回転式シャフト６を回転さ
せつつ寸法測定機器７を利用して石膏製の鋳型１を円形
に配列する方法である。また図９の方法は円形定盤２の
外側に寸法測定機器７をセットし、円形定盤２を回転さ
せつつ同様に石膏製の鋳型１を円形に配列する方法であ
る。Conventionally, a method shown in FIG. 8 or FIG. 9 has been used to arrange the gypsum mold 1 on the circular platen 2 in this manner. In the method of FIG. 8, first, the circular platen 2 is placed on the rotary table device 5, the rotary shaft 6 is extended from the center of the circular platen 2, and a dimension measuring device 7 such as a dial gauge is set ahead of the rotary shaft 6. This is a method in which the gypsum molds 1 are arranged in a circle using the dimension measuring device 7 while rotating the rotary shaft 6. The method shown in FIG. 9 is a method in which the dimension measuring device 7 is set outside the circular platen 2 and the plaster mold 1 is similarly arranged in a circle while rotating the circular platen 2.
【０００４】ところが図８の方法によるときは、回転式
シャフト６の回転面と円形定盤２の表面との平行度の調
整および円形定盤上での中心軸出し、芯出し等の微調整
作業が必要であり、また図９の方法によるときは回転テ
ーブル装置５上における円形定盤２の芯出し等の微調整
作業が必要であり、これらの準備作業に手数がかかり作
業性が悪いという問題があった。However, according to the method shown in FIG. 8, the parallelism between the rotating surface of the rotary shaft 6 and the surface of the circular platen 2 and the fine adjustment work such as centering and centering on the circular platen are performed. In the case of the method shown in FIG. 9, fine adjustment work such as centering of the circular platen 2 on the rotary table device 5 is required, and the preparation work is troublesome and the workability is poor. was there.
【０００５】[0005]
【発明が解決しようとする課題】本発明は上記した従来
の問題点を解決して、タイヤ成形用の石膏製の鋳型を円
形定盤上に正確かつ迅速、簡便に配列することができる
鋳型配列用治具及びこれを用いたタイヤ成形金型作成用
の鋳型配列法を提供するために完成されたものである。SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems and provides a mold arrangement capable of accurately, quickly and simply arranging a gypsum mold for forming a tire on a circular platen. It has been completed in order to provide a jig for use and a mold arrangement method for producing a tire molding die using the same.
【０００６】[0006]
【課題を解決するための手段】上記の課題を解決するた
めになされた第１の発明は、円形定盤の外周部上面に置
かれる治具本体の外側下面に、円形定盤の真直度及び真
円度を持つ外周面と２点で接する基準部を突設するとと
もに、治具本体の内側に鋳型配列用ゲージを突設したこ
とを特徴とする鋳型配列用治具を要旨とするものであ
る。また第２の発明は、円形定盤の外周部上面に上記の
鋳型配列用治具を置き、その内側に鋳型配列用ゲージに
沿って鋳型を円形に配列することを特徴とするタイヤ成
形金型作成用の鋳型配列法を要旨とするものである。Means for Solving the Problems In order to solve the above-mentioned problems, a first aspect of the present invention is to provide a jig body placed on an upper surface of an outer peripheral portion of a circular surface plate with a straightness and a straightness of the circular surface plate. The reference point is a jig for a mold arrangement characterized by projecting a reference portion in contact with an outer peripheral surface having roundness at two points and projecting a gauge for the mold arrangement inside the jig body. is there. According to a second aspect of the present invention, there is provided a tire molding die wherein the jig for mold arrangement is placed on an upper surface of an outer peripheral portion of a circular platen, and the molds are arranged in a circle along a mold arrangement gauge inside the jig. The gist is a template sequence method for preparation.
【０００７】[0007]
【実施例】以下に本発明を図１〜図４に示す実施例に沿
って更に詳細に説明する。図１に示す第１の実施例にお
いて、８は円形定盤２の外周部上面に置かれる円弧状の
治具本体であり、９、９は治具本体８の外側下面に突設
された２個の基準部である。本発明では円形定盤２の外
周面10を基準面として利用するので、円形定盤２の外周
径、外周真円度、外周と平面部との真直度等は±0.05mm
以下、好ましくは±0.01mm程度の精度に仕上げておくも
のとする。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in more detail with reference to the embodiments shown in FIGS. In the first embodiment shown in FIG. 1, reference numeral 8 denotes an arc-shaped jig main body placed on the upper surface of the outer peripheral portion of the circular platen 2, and 9 and 9 protrude from the outer lower surface of the jig main body 8. Reference parts. In the present invention, since the outer peripheral surface 10 of the circular surface plate 2 is used as a reference surface, the outer diameter, the outer circularity, the straightness between the outer surface and the flat portion of the circular surface plate 2 are ± 0.05 mm.
Hereinafter, it is preferable to finish with an accuracy of about ± 0.01 mm.
【０００８】基準部９、９は円形定盤２の外周面10と２
点で接することにより治具本体８を円形定盤２の外周面
10から一定の距離を保つためのものである。実施例では
基準部９、９は円柱状のものであるが、その形状は必ず
しもこれに限定されるものではない。[0008] The reference portions 9 and 9 are the outer peripheral surfaces 10 and 2 of the circular platen 2.
The jig body 8 is brought into contact with a point so that the jig body 8
It is to keep a certain distance from 10. In the embodiment, the reference portions 9 and 9 have a cylindrical shape, but the shape is not necessarily limited to this.
【０００９】このような治具本体８の内側には、鋳型配
列用ゲージ11が突設されている。この実施例では鋳型配
列用ゲージ11はねじ12により位置を固定できる２本の棒
であり、上記した基準部９、９を円形定盤２の外周面10
に密着させて治具本体８を配置したときに、これらの棒
の先端が円形定盤２の半径方向線と一致するように構成
されている。このような２本の棒からなる鋳型配列用ゲ
ージ11は円周方向に適当な距離を隔てて設けられている
ので、図１に示すとおり石膏製の鋳型１の外側の２点を
同時に規制しつつ配列を行わせることができる。On the inside of the jig body 8, a gauge 11 for arranging the mold is protruded. In this embodiment, the mold arrangement gauge 11 is two rods whose positions can be fixed by screws 12, and the above-mentioned reference portions 9, 9 are attached to the outer peripheral surface 10 of the circular surface plate 2.
When the jig body 8 is arranged in close contact with the base, the tips of these rods are configured to coincide with the radial lines of the circular platen 2. Since such a mold arrangement gauge 11 composed of two rods is provided at an appropriate distance in the circumferential direction, two points outside the gypsum mold 1 are simultaneously regulated as shown in FIG. The arrangement can be performed while doing so.
【００１０】図２に示す第２の実施例では治具本体８は
三角形状をしており、鋳型配列用ゲージ11は治具本体８
の上面の柱13に取り付けられたダイヤルゲージである。
この実施例では、鋳型配列用ゲージ11により石膏製の鋳
型１の外側の上下の２点を同時に位置規制することがで
きる。In the second embodiment shown in FIG. 2, the jig main body 8 has a triangular shape, and the mold arrangement gauge 11 is
Is a dial gauge attached to the pillar 13 on the upper surface of the dial gauge.
In this embodiment, the upper and lower two points outside the gypsum mold 1 can be simultaneously regulated by the mold arrangement gauge 11.
【００１１】なお本発明においては円形定盤２の外周面
10を基準面として利用するので、外周面10の精度を維持
する必要がある。このために図３、図４に示すように円
形定盤２の外周面10に10〜20mm程度張り出した保護用の
突条14、15を形成しておくことが好ましい。In the present invention, the outer peripheral surface of the circular platen 2
Since the reference surface 10 is used, it is necessary to maintain the accuracy of the outer peripheral surface 10. For this purpose, as shown in FIGS. 3 and 4, it is preferable to form protection ridges 14 and 15 projecting about 10 to 20 mm on the outer peripheral surface 10 of the circular platen 2.
【００１２】[0012]
【作用】このように構成された鋳型配列用治具を用いて
円形定盤２上にタイヤ成形用の石膏製の鋳型１を配列す
るには、まず治具本体８の基準部９、９を円形定盤２の
外周面10に密着させて治具本体８を配置し、その内側に
突設された鋳型配列用ゲージ11の先端に沿って石膏製の
鋳型１を配列する。このとき、石膏製の鋳型１の外面の
けがき線部等に鋳型配列用ゲージ11の先端を接触させ
る。なお第１の実施例のものでは棒の長さを予め所定の
径にセットしておき、２本の棒の先端に接触するように
石膏製の鋳型１を配列すればよい。In order to arrange the gypsum mold 1 for forming a tire on the circular platen 2 using the jig for jig arranged as described above, first, the reference portions 9 and 9 of the jig body 8 are arranged. The jig body 8 is arranged in close contact with the outer peripheral surface 10 of the circular platen 2, and the gypsum molds 1 are arranged along the tips of the mold arrangement gauges 11 protruding inside the jig body 8. At this time, the tip of the mold arrangement gauge 11 is brought into contact with a scribe line portion on the outer surface of the gypsum mold 1. In the case of the first embodiment, the length of the rod is set to a predetermined diameter in advance, and the plaster molds 1 may be arranged so as to contact the tips of the two rods.
【００１３】本発明においては、円形定盤２の外周面10
を基準面として配置された治具本体８の鋳型配列用ゲー
ジ11の先端も外周面10から一定の距離を保った同心円上
にあるので、これに合わせて石膏製の鋳型１を並べるだ
けで鋳型１を簡便にかつ正確に円形に配列することがで
きる。実施例１、実施例２の鋳型配列用治具を使用した
場合と従来法による場合とについて、各工程の所要時間
を測定したところ表１のとおりとなった。In the present invention, the outer peripheral surface 10 of the circular platen 2 is
Since the tip of the mold arrangement gauge 11 of the jig body 8 arranged with the reference plane is also on a concentric circle keeping a fixed distance from the outer peripheral surface 10, the mold 1 is simply arranged in line with the mold. 1 can be simply and accurately arranged in a circle. Table 1 shows the time required for each step when the jigs for the template arrangement of Examples 1 and 2 were used and when the conventional method was used.
【００１４】[0014]
【表１】 [Table 1]
【００１５】[0015]
【発明の効果】上記のように、本発明によれば従来法に
比較して鋳型配列に要する時間を大幅に短縮することが
でき、特に実施例１の治具を用いれば従来の約半分の時
間で鋳型の配列作業を完了することができる。しかも鋳
型の配列精度は従来法と全く変わるところはない。よっ
て本発明は従来の問題点を解消したものとして、産業の
発展に寄与するところは極めて大である。As described above, according to the present invention, the time required for the template arrangement can be greatly reduced as compared with the conventional method. The template arranging operation can be completed in a short time. Moreover, the sequence accuracy of the template is not different from the conventional method. Therefore, the present invention, which solves the conventional problems, greatly contributes to industrial development.
【図１】本発明の第１の実施例を示す斜視図である。FIG. 1 is a perspective view showing a first embodiment of the present invention.
【図２】本発明の第２の実施例を示す斜視図である。FIG. 2 is a perspective view showing a second embodiment of the present invention.
【図３】円形定盤の外周面の断面図である。FIG. 3 is a cross-sectional view of the outer peripheral surface of the circular platen.
【図４】円形定盤の外周面の断面図である。FIG. 4 is a cross-sectional view of the outer peripheral surface of the circular platen.
【図５】石膏製の鋳型の斜視図である。FIG. 5 is a perspective view of a plaster mold.
【図６】石膏製の鋳型を円形定盤上に配列している状態
を示す斜視図である。FIG. 6 is a perspective view showing a state in which gypsum molds are arranged on a circular platen.
【図７】配列を完了し溶湯を注入する状態における断面
図である。FIG. 7 is a cross-sectional view in a state where the arrangement is completed and the molten metal is poured.
【図８】従来の鋳型の配列方法を示す斜視図である。FIG. 8 is a perspective view showing a conventional template arrangement method.
【図９】従来の鋳型の配列方法を示す斜視図である。FIG. 9 is a perspective view showing a conventional method of arranging a template.
１ 石膏製の鋳型 ２ 円形定盤 ８ 治具本体 ９ 基準部 10 外周面 11 鋳型配列用ゲージ DESCRIPTION OF SYMBOLS 1 Plaster mold 2 Round platen 8 Jig body 9 Reference part 10 Outer peripheral surface 11 Gauge for mold arrangement
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 ＦＩ Ｂ２９Ｃ 33/02 Ｂ２９Ｃ 33/02 33/38 33/38 Ｂ２９Ｄ 30/12 Ｂ２９Ｄ 30/12 // Ｂ２９Ｋ 21:00 105:24 Ｂ２９Ｌ 30:00 ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 6 Identification code FI B29C 33/02 B29C 33/02 33/38 33/38 B29D 30/12 B29D 30/12 // B29K 21:00 105: 24 B29L 30:00
Claims (2)
体の外側下面に、円形定盤の真直度及び真円度を持つ外
周面と２点で接する基準部を突設するとともに、治具本
体の内側に鋳型配列用ゲージを突設したことを特徴とす
る鋳型配列用治具。1. A reference portion projecting from an outer lower surface of a jig body placed on an upper surface of an outer peripheral portion of a circular surface plate at two points with an outer peripheral surface having straightness and roundness of the circular surface plate, and A mold arrangement jig characterized by projecting a mold arrangement gauge inside the jig body.
鋳型配列用治具を置き、その内側に鋳型配列用ゲージに
沿って鋳型を円形に配列することを特徴とするタイヤ成
形金型作成用の鋳型配列法。2. The mold for a tire according to claim 1, wherein the jig for arranging the mold according to claim 1 is placed on an upper surface of an outer peripheral portion of a circular platen, and the mold is arranged in a circle along a gauge for arranging the mold inside the jig. Template sequence method for mold making.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3135719A JP2795996B2 (en) | 1991-05-10 | 1991-05-10 | Jig for mold arrangement and mold arrangement method for making tire mold using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3135719A JP2795996B2 (en) | 1991-05-10 | 1991-05-10 | Jig for mold arrangement and mold arrangement method for making tire mold using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04339541A JPH04339541A (en) | 1992-11-26 |
| JP2795996B2 true JP2795996B2 (en) | 1998-09-10 |
Family
ID=15158284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3135719A Expired - Fee Related JP2795996B2 (en) | 1991-05-10 | 1991-05-10 | Jig for mold arrangement and mold arrangement method for making tire mold using the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2795996B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006198650A (en) * | 2005-01-19 | 2006-08-03 | Bridgestone Corp | Composition for tire mold casting equipment |
| JP4539569B2 (en) * | 2006-01-18 | 2010-09-08 | 横浜ゴム株式会社 | Method for removing residue inside mold and casting mold used therefor |
| KR101067967B1 (en) * | 2009-04-27 | 2011-09-26 | 김기창 | Molding jig |
| KR101406003B1 (en) * | 2012-12-20 | 2014-06-11 | 한국타이어 주식회사 | Measurement method of curing machine platen horizontal degree and curing bladder center degree |
-
1991
- 1991-05-10 JP JP3135719A patent/JP2795996B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04339541A (en) | 1992-11-26 |
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| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19980616 |
|
| LAPS | Cancellation because of no payment of annual fees |