JPH01135459A - Belt type polishing tool - Google Patents
Belt type polishing toolInfo
- Publication number
- JPH01135459A JPH01135459A JP28987487A JP28987487A JPH01135459A JP H01135459 A JPH01135459 A JP H01135459A JP 28987487 A JP28987487 A JP 28987487A JP 28987487 A JP28987487 A JP 28987487A JP H01135459 A JPH01135459 A JP H01135459A
- Authority
- JP
- Japan
- Prior art keywords
- polished
- belt
- polishing
- polishing tool
- polishing belt
- 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.)
- Pending
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 70
- 239000006061 abrasive grain Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 abstract description 2
- 238000007517 polishing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
この発明はベルト式研磨工具に関するものであり、特に
、被研磨体の形状に応じて研磨ベルトとの接触面が適宜
変化し、倣い研磨加工が可能なベルト式研磨工具に関す
るものである。[Detailed Description of the Invention] [Industrial Application Field] This invention relates to a belt-type polishing tool, and in particular, the contact surface with the polishing belt changes appropriately depending on the shape of the object to be polished, and it is suitable for copy polishing. This invention relates to a belt-type polishing tool that is capable of polishing.
［従来の技術］
第３図は、例えば、実開昭６２〜７８２５３号公報に示
された従来のベルト式研磨工具を示す斜視図、第４図は
第３図のベルト式研磨工具の先端部を示す拡大断面図で
ある。[Prior Art] FIG. 3 is a perspective view showing a conventional belt-type polishing tool disclosed in, for example, Japanese Utility Model Application Publication No. 62-78253, and FIG. 4 shows the tip of the belt-type polishing tool shown in FIG. FIG.
図において、（１）はベルト式研磨工具の駆動源である
モータ、（２）はモータ（１）により駆動する駆動プー
リ、（３）は駆動プーリ（２）等を収容するハウジング
、（４〉はベルトの張り具合を調整する摺動構成体、（
５）は砥粒を敷設した研磨面を有する研磨ベルトである
。（６）は研磨ベルト（５）を交換する場合等に用いる
バネ付ピンであり、摺動構成体（４）の内部の押圧バネ
との固定の解除及び締結動作を行なう。（７）は使用中
の研磨ベルト（５）の回転軌道の調整を行なう調節構成
体、（８）はベルト式研磨工具の腕、（９）は腕（８）
の先端部に設置された遊動プーリである。（１０）は研
磨ベルト（５）を押圧し適度の弾性力を与えるプラテン
（１０）である。In the figure, (1) is the motor that is the drive source of the belt-type polishing tool, (2) is the drive pulley driven by the motor (1), (3) is the housing that accommodates the drive pulley (2), etc., and (4) is the drive pulley that is driven by the motor (1). is a sliding structure that adjusts the tension of the belt, (
5) is a polishing belt having a polishing surface on which abrasive grains are laid. (6) is a spring-loaded pin used when exchanging the abrasive belt (5), and performs an operation of releasing and fastening the pressing spring inside the sliding member (4). (7) is an adjustment structure that adjusts the rotational trajectory of the polishing belt (5) during use, (8) is the arm of the belt-type polishing tool, and (9) is the arm (8).
This is a floating pulley installed at the tip of the (10) is a platen (10) that presses the polishing belt (5) and provides appropriate elastic force.
（１１）は調節構成体（７）のハウジングに形成したス
ロットでおり、このスロワ１〜（１１）には腕（８）の
端部に貫通状に設置したピンが嵌入している。そして、
このピンを中心に腕（８ンは左右に微量傾斜することが
できる。（１２）及び（１３）は腕（８）の左右の傾斜
等を調整するツマミ及びネジである。（１４）は金型等
の被研磨体である。(11) is a slot formed in the housing of the adjustment structure (7), into which the thrower 1-(11) is fitted with a pin which is installed in a penetrating manner at the end of the arm (8). and,
The arm (8) can be slightly tilted left and right around this pin. (12) and (13) are knobs and screws that adjust the left and right inclination of the arm (8). (14) is a metal An object to be polished such as a mold.
従来のベルト式研磨工具は上記のように構成されてあり
、砥粒を敷設した研磨面を有する研磨ベルト（５）を駆
動プーリ（２）と遊動プーリ（９）との間に張設し、こ
の研磨ベルト（５〉を回転駆動状態とし、そして、被研
磨体（１４）に抑圧させて研磨加工を行なうものである
。この研磨ベルト（５）は環状のエンドレス構造となっ
ており、被ｆｔＪＩ磨体（１４）の研磨を連続して行な
うことができる。A conventional belt-type polishing tool is constructed as described above, and a polishing belt (5) having a polishing surface covered with abrasive grains is stretched between a drive pulley (2) and an idler pulley (9). This polishing belt (5) is driven to rotate and is pressed against the object to be polished (14) to perform the polishing process.This polishing belt (5) has an endless annular structure, Polishing of the polishing body (14) can be performed continuously.
この種のベルト式研磨工具は、使用中の研磨ベルト（５
）の正確な軌道を確保でき、研磨ベルト（５）の無駄な
緩み等による伸びを吸収し、しかも、研磨ベルト（５）
等の交換作業を容易にできるものである。そして、各種
の用途に応じて、遊動プーリ（９）の大ぎざ及び腕（８
）の長さを変化させて使用することができ、常に適切な
状態の研磨加工ができる。This type of belt-type polishing tool has a polishing belt (5
), the abrasive belt (5) can absorb the elongation caused by unnecessary loosening, etc., and the abrasive belt (5)
etc. can be easily replaced. Then, depending on the various uses, the large serrations of the floating pulley (9) and the arm (8
) can be used by changing the length, and polishing can always be performed in an appropriate state.
特に、このベル１〜式研磨工具は金型等の被研磨体（１
４）の凹状の曲率面等を研磨する場合に利用されていた
。一方、凸状の被研磨面を研磨するには、例えば、特願
昭６２−１９９３５２号公報に示された研磨工具等が利
用されていた。In particular, this Bell 1~ type polishing tool is used for objects to be polished such as molds (1
4) It was used when polishing concave curved surfaces. On the other hand, to polish a convex surface to be polished, for example, a polishing tool disclosed in Japanese Patent Application No. 199352/1983 has been used.
［発明が解決しようとする問題点］
上記のような従来のベルト式研磨工具では、腕（８）の
先端部に一個の遊動プーリ（９）を配し、この遊動プー
リ（９）に掛けた研磨ベルト（５）を被研磨体（１４）
に押圧して研磨加工するものであった。[Problems to be Solved by the Invention] In the conventional belt-type polishing tool as described above, a single floating pulley (9) is arranged at the tip of the arm (8), and a The polishing belt (5) is attached to the object to be polished (14)
The material was pressed and polished.
したがって、被研磨体（１４）でおる金型等の凹状部の
曲率半径と遊動プーリ（９）の半径とが一致しない場合
、研磨ベルト（５）と被研磨体（１４〉とは、所謂、線
接触状態になっていた（第４図参照）。このため、先端
部が振動等の影響を受は易く、例えば、この種のベルト
式′６Ｊ１磨工具を、工作ロボット等に独者した場合、
被研磨体（１４）の被研磨面に波形状のうねりを生じつ
つ研磨加工が進行するという問題点がおった。また、先
端部による局部的な過剰研磨となり、全体が均一状態の
被研磨面に仕上らないという問題点もめった。Therefore, if the radius of curvature of the concave part of the mold or the like in the object to be polished (14) does not match the radius of the floating pulley (9), the polishing belt (5) and the object to be polished (14>) It was in line contact (see Figure 4).For this reason, the tip is easily affected by vibrations, etc. For example, if this type of belt-type '6J1 polishing tool is used alone in a machine robot, etc. ,
There was a problem in that the polishing process progressed while creating wave-like undulations on the surface to be polished of the object to be polished (14). In addition, there was also the problem that local over-polishing occurred at the tip, and the entire surface to be polished could not be finished in a uniform state.
なお、この接触面を増大させる手段として、特開昭５５
−３７２９２号公報に記載のコンタク１〜ホイールも利
用されてはいるが、この方法では接触面の増加量も歩積
でおり、大きな曲率半径を有する被研磨体（１４〉を均
一に研磨加工するには必ずしも好適な手段ではなかった
。Note that as a means to increase this contact surface,
Contactor 1~Wheel described in Publication No. 37292 has also been used, but in this method, the amount of increase in the contact surface is also a step, and the object to be polished (14) having a large radius of curvature cannot be uniformly polished. It was not necessarily a suitable method.
そこで、この発明はかかる問題点を解消ターるためにな
されたものであり、各種の曲率半径の凹状の被研磨面を
有する被研磨体であっても均一な研磨加工ができるベル
ト式研磨工具の提供を課題とする。Therefore, the present invention has been made to solve this problem, and provides a belt-type polishing tool that can uniformly polish objects having concave polished surfaces with various radii of curvature. The challenge is to provide
［問題点を解決するための手段］
この発明にかかるベルト式研磨工具は、砥粒を敷設した
研磨面を有する研磨ベルトを被研磨体（１４）に押圧す
る部位に配設した複数個の遊動プーリ（１６）と、前記
複数個の遊動プーリ（１６）を被研磨体（１４）の被研
磨面の形状に応じて変化が可能に支持する柔軟支持手段
からなるものである。[Means for Solving the Problems] A belt-type polishing tool according to the present invention includes a plurality of free moving belts arranged at a portion where a polishing belt having a polishing surface on which abrasive grains are laid is pressed against an object to be polished (14). It consists of a pulley (16) and flexible support means that supports the plurality of floating pulleys (16) in a manner that can change the shape of the surface to be polished of the object to be polished (14).
［作用］
この発明のベルト式研磨工具においては、砥粒を敷設し
た研磨面を有する研磨ベル＋１５＞を被研磨体（１４）
に押圧する部位に、複数個の遊動プーリ（１６）を配設
し、この複数個の遊動プーリ（１６）を柔軟支持手段に
より°被研磨体（１４）の押圧面の形状に応じて可動可
能に支持するもので市るから、先端部の研磨ベルト（５
）の円弧と被研磨体（１４）の被研磨面の曲率半径とが
一致しないときでも、研磨ベルト（５）と被研磨体（１
４）とが面接触状態を維持しつつ研磨加工を行なうこと
ができる。[Function] In the belt-type polishing tool of the present invention, a polishing bell +15> having a polishing surface on which abrasive grains are laid is attached to the object to be polished (14).
A plurality of floating pulleys (16) are arranged at the part to be pressed, and the plurality of floating pulleys (16) are movable by flexible support means according to the shape of the pressing surface of the object to be polished (14). The abrasive belt at the tip (5
) and the radius of curvature of the surface to be polished of the object to be polished (14), the polishing belt (5) and the object to be polished (1
4) Polishing can be performed while maintaining the surface contact state.
［実施例］
第１図はこの発明の一実施例でおるベルト式研磨工具を
示す斜視図、第２図は第１図のベルト式研磨工具の先端
部を示す拡大断面図である。なお、図中、（１）から（
７）、（１１）から（１４）は上記従来例の構成部分と
同一または相当する構成部分でおる。[Embodiment] FIG. 1 is a perspective view showing a belt-type polishing tool according to an embodiment of the present invention, and FIG. 2 is an enlarged sectional view showing the tip of the belt-type polishing tool of FIG. 1. In addition, in the figure, from (1) to (
7), (11) to (14) are the same or equivalent components to those of the conventional example.
図において、（１５）は研磨ベルト（５）を支える腕の
作用をする圧力によって変形自在のエアバック、（１６
）はエアバック（１５）の先端部に円弧状に複数配設し
た遊動プーリ、（１７）は遊動プーリ（１６〉を支持す
る＠構造の支持枠である。この支持枠（１７）はエアバ
ック（１５）に固定されており、被研磨体（１４）及び
エアバック（１５）の変形に追従し、エアバック（１５
）と一体となり適宜変形が可能な柔軟支持手段を構成し
ている。In the figure, (15) is an airbag deformable by pressure acting as an arm supporting the abrasive belt (5), (16)
) is a plurality of floating pulleys arranged in an arc shape at the tip of the airbag (15), and (17) is a support frame with an @ structure that supports the floating pulley (16〉). (15) and follows the deformation of the object to be polished (14) and the air bag (15).
) to form a flexible support means that can be deformed as appropriate.
この実施例のベルト式研磨工具は上記のように構成され
ており、エアバック（１５）の先端部に位置する研磨ベ
ルト（５）を被研磨体（１４）に押圧させて、研磨ベル
ト（５〉と被研磨体（１４）とを面接触状態にして研磨
加工を行なうことができる。The belt-type polishing tool of this embodiment is constructed as described above, and the polishing belt (5) located at the tip of the air bag (15) is pressed against the object to be polished (14). > and the object to be polished (14) can be brought into surface contact to perform polishing.
この研磨加工動作について、以下に図を用いて説明する
。This polishing operation will be explained below using figures.
駆動源で必るモータ（１）は、通常、電動モータ或いは
エアーモータが採用されている。この回転数は１０００
から１６０００ ［ｒｐｍ］程度でおる。このとき、研
磨ベルト（５）の無負荷状態での最高搬送速度は２５０
０ ［ｍ／ｍ ｉ ｎ］となる。したがって、６個の遊
動プーリ（１６）に掛けられた研磨ベルト（５）は高速
回転する。The motor (1) required as a drive source is usually an electric motor or an air motor. This rotation speed is 1000
to about 16,000 [rpm]. At this time, the maximum conveyance speed of the polishing belt (5) under no load is 250
0 [m/min]. Therefore, the abrasive belt (5) hung on the six floating pulleys (16) rotates at high speed.
この状態で、研磨ベルト（５）を金型等の被研磨体（１
４）の被研磨面に押圧する。エアバック（１５）は摺動
構成体（４）の内部に内蔵するエアーシリンダでその内
圧を変化させることによって行なわれる。更に、エアバ
ック（１５）の左右の傾斜等はツマミ（１２）及びネジ
（１３）を調整することによって行なわれ、使用に適し
た位置に設定される。In this state, the polishing belt (5) is attached to the object to be polished (1) such as a mold.
4) Press against the surface to be polished. The air bag (15) is operated by changing the internal pressure of an air cylinder built inside the sliding member (4). Furthermore, the airbag (15) can be tilted to the left or right by adjusting the knob (12) and the screw (13) to set it at a position suitable for use.
この面接触状態の研磨加工では、先端部が］騒動等の影
響を受は難く、被研磨体（１４）の被研磨面に波形状の
うねりを生じることもない。このため、例えば、工作ロ
ボット等に装６し自動研磨にも利用することができ、使
用範囲が拡大する。また、従来のような先端部による局
部的な過剰研磨もなくなり、被研磨面全体を均一状態で
仕上げることかできる。In this surface-contact polishing process, the tip portion is hardly affected by disturbances, etc., and no wave-like undulations are generated on the polished surface of the polished object (14). Therefore, for example, it can be installed in a machine robot or the like and used for automatic polishing, expanding the scope of use. Furthermore, there is no need for local excessive polishing by the tip as in the prior art, and the entire surface to be polished can be finished in a uniform state.
なｄ３、この研磨ベルト（５）の押圧力は摺動溝成体（
４）内に収納されているエアーシリンダーにより調節さ
れる。更に、研磨ベルＩ−（５＞の左右方向の回転軌道
のバランス調整も、従来と同様に調節構成体（７）のツ
マミ（１２）及びネジ（１３）により調整ができる。d3, the pressing force of this abrasive belt (5) is the sliding groove member (
4) Adjusted by an air cylinder housed inside. Furthermore, the balance adjustment of the rotation trajectory in the left-right direction of the polishing bell I-(5>) can also be adjusted using the knob (12) and screw (13) of the adjustment structure (7), as in the conventional case.
ところで、上記実施例では、複数個の遊動プーリ（１６
）を被研磨体（１４）の被研磨面の形状に応じて可動可
能に支持する柔軟支持手段として、＠構造の支持枠（１
７）をエアバック（１５）に固定したものについて説明
したが、本発明を実施する場合には、この手段に限定さ
れるものではない。例えば、弾性を有するハネ或いはク
ツション材Ｓ−採用してもよく、また、複数個の可撓性
ベアリングを用いても上記実施例の場合と同様の効果を
得ることができる。By the way, in the above embodiment, a plurality of floating pulleys (16
) as a flexible support means for movably supporting the object (14) according to the shape of the polished surface of the object (14).
7) is fixed to the airbag (15), but the present invention is not limited to this means when implementing the present invention. For example, elastic springs or cushion material S- may be used, and the same effect as in the above embodiment can be obtained even if a plurality of flexible bearings are used.
［発明の効果］
以上説明したとおり、この発明のベルト式研磨工具は、
砥粒を敷設した研磨面を有する研磨ベルトを被研磨体に
押圧する部位に、複数個の遊動プーリを配設し、この複
数個の遊動プーリを柔軟支持手段により被研磨体の押圧
面の形状に応じて可動可能に支持するものであるから、
先端部の研磨ベルトの円弧と被研磨体の被研磨面の曲率
半径とが一致しないときでも、研磨ベルトと被研磨体と
が面接触状態を維持しつつ研磨加工を行なうことができ
るので、先端部が振動等の影響を受は難く、被研磨体の
被研磨面に波形状のうねりを生じることがない。したが
って、先端部による局部的な過剰研磨もなくなり、被研
磨面全体が均一状態に仕上かり、加工精度が向上する。[Effects of the Invention] As explained above, the belt-type polishing tool of the present invention has the following advantages:
A plurality of floating pulleys are arranged at a portion where a polishing belt having a polishing surface covered with abrasive grains is pressed against an object to be polished, and the plurality of floating pulleys are controlled by a flexible support means to adjust the shape of the pressing surface of the object to be polished. Because it supports movably according to
Even when the arc of the abrasive belt at the tip and the radius of curvature of the polished surface of the object to be polished do not match, polishing can be performed while maintaining surface contact between the abrasive belt and the object to be polished. The part is hardly affected by vibrations, etc., and no wave-shaped undulations are generated on the polished surface of the polished object. Therefore, local excessive polishing by the tip is eliminated, the entire surface to be polished is finished in a uniform state, and processing accuracy is improved.
第１図はこの発明の一実施例であるベルト式研磨工具の
研磨ベルトを除去した状態を示す斜視図、第２図は第１
図のベルト式研磨工具の先端部を示す拡大断面図、第３
図は従来のベルト式研磨工具の研磨ベルトを除去した状
態を示す斜視図、第４図は第３図のベルト式研磨工具の
先端部を示す拡大断面図である。
図において、
２：駆動プーリ、 ５：研磨ベルト、１１ニス
ロツト、 １４：被研磨体、１５：エアバック、
１６：遊動プーリ、１７：支持枠、
で必る。
なお、図中、同−符号及び同一記号は、同一または相当
部分を示す。Fig. 1 is a perspective view of a belt-type abrasive tool according to an embodiment of the present invention, with the abrasive belt removed;
Enlarged sectional view showing the tip of the belt-type polishing tool shown in Figure 3.
This figure is a perspective view showing a conventional belt-type polishing tool with the polishing belt removed, and FIG. 4 is an enlarged sectional view showing the tip of the belt-type polishing tool shown in FIG. 3. In the figure, 2: Drive pulley, 5: Polishing belt, 11 Nislot, 14: Polished object, 15: Air bag,
16: Idle pulley, 17: Support frame, required. In addition, in the figures, the same reference numerals and the same symbols indicate the same or equivalent parts.
Claims (2)
ベルトと、前記研磨ベルトを駆動する駆動プーリと、前
記駆動プーリとの間で循環駆動可能に研磨ベルトを張設
し、前記研磨ベルトを被研磨体に押圧する部位に配設し
た複数個の遊動プーリと、前記複数個の遊動プーリを被
研磨体の被研磨面の形状に応じて可動可能に支持する柔
軟支持手段とを具備することを特徴とするベルト式研磨
工具。(1) An abrasive belt is stretched so as to be able to circulate between an annular abrasive belt having an abrasive surface on which abrasive grains are laid, a drive pulley that drives the abrasive belt, and the drive pulley; A plurality of floating pulleys disposed at a portion where the abrasive belt is pressed against the object to be polished, and a flexible support means for movably supporting the plurality of floating pulleys according to the shape of the surface to be polished of the object to be polished. A belt-type polishing tool comprising:
形状に応じて可動可能に支持する柔軟支持手段は、前記
遊動プーリを柔構造の支持枠に配設し、前記支持枠をエ
アパックに固定したことを特徴とする特許請求の範囲第
１項に記載のベルト式研磨工具。(2) The flexible support means for movably supporting the plurality of floating pulleys according to the shape of the surface to be polished of the object to be polished includes disposing the floating pulleys on a support frame having a flexible structure, and The belt-type polishing tool according to claim 1, wherein the belt-type polishing tool is fixed to an air pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28987487A JPH01135459A (en) | 1987-11-17 | 1987-11-17 | Belt type polishing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28987487A JPH01135459A (en) | 1987-11-17 | 1987-11-17 | Belt type polishing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01135459A true JPH01135459A (en) | 1989-05-29 |
Family
ID=17748884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28987487A Pending JPH01135459A (en) | 1987-11-17 | 1987-11-17 | Belt type polishing tool |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01135459A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011056639A (en) * | 2009-09-14 | 2011-03-24 | Honda Motor Co Ltd | Deburring machine |
| CN102501157A (en) * | 2011-11-21 | 2012-06-20 | 长春大学 | Pressure adjustment type abrasive belt grinding device |
-
1987
- 1987-11-17 JP JP28987487A patent/JPH01135459A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011056639A (en) * | 2009-09-14 | 2011-03-24 | Honda Motor Co Ltd | Deburring machine |
| CN102501157A (en) * | 2011-11-21 | 2012-06-20 | 长春大学 | Pressure adjustment type abrasive belt grinding device |
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