JP2829647B2 - Shot peening equipment - Google Patents

Shot peening equipment

Info

Publication number
JP2829647B2
JP2829647B2 JP27342489A JP27342489A JP2829647B2 JP 2829647 B2 JP2829647 B2 JP 2829647B2 JP 27342489 A JP27342489 A JP 27342489A JP 27342489 A JP27342489 A JP 27342489A JP 2829647 B2 JP2829647 B2 JP 2829647B2
Authority
JP
Japan
Prior art keywords
shot
tray
work
support table
work support
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 - Lifetime
Application number
JP27342489A
Other languages
Japanese (ja)
Other versions
JPH03136769A (en
Inventor
武志 内藤
弘容 堀内
洋一 古田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DOWA KOGYO KK
Original Assignee
DOWA KOGYO KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by DOWA KOGYO KK filed Critical DOWA KOGYO KK
Priority to JP27342489A priority Critical patent/JP2829647B2/en
Publication of JPH03136769A publication Critical patent/JPH03136769A/en
Application granted granted Critical
Publication of JP2829647B2 publication Critical patent/JP2829647B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は金属表面層の加工硬化と残留圧縮応力によつ
て疲れ、強さを向上させるシヨツトピーニング装置に関
する。
Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shot peening apparatus for improving the strength by fatigue due to work hardening of a metal surface layer and residual compressive stress.

〔従来の技術〕[Conventional technology]

従来、シヨツトピーニング装置としては主にホイール
が使用されその遠心力を利用して行われていた(例え
ば、特開昭56−146672号公報、特開昭59−97843号公報
等参照。) 〔発明が解決しようとする課題〕 前記従来のホイール使用のシヨツト吹付けは比較的広
い範囲にシヨツト吹付けが可能であるが、吹付け強度の
点では必ずしも満足が得られない場合があつた。
Conventionally, a wheel is mainly used as a shot peening apparatus, and centrifugal force is used to perform the operation (see, for example, JP-A-56-146672 and JP-A-59-97843). [Problems to be Solved by the Invention] Although the conventional shot spraying using wheels can perform shot spraying over a relatively wide range, there have been cases where the shot spraying strength is not always satisfactory.

さらに、遠心力を利用するものであるため所定の吹付
け強度を得る際のホイールの大形化にも限界があつた。
Further, since the centrifugal force is used, there is a limit in increasing the size of the wheel when obtaining a predetermined spraying strength.

本発明は高圧空気を利用してシヨツトを噴射ノズルか
ら強く噴射させるものである。
According to the present invention, a shot is strongly ejected from an ejection nozzle using high-pressure air.

本発明のごとく、噴射ノズルからシヨツトを強く噴射
させるためには必然的に噴射ノズル径を小さくしなけれ
ばならず、したがつて吹付け範囲がホイール使用の場合
に比べて狭くなるという問題が残されていた。
As in the present invention, in order to inject the shot strongly from the injection nozzle, the diameter of the injection nozzle must inevitably be reduced, so that the problem that the spraying range becomes narrower than when using a wheel remains. It had been.

そこで、本発明はワークの加工面に対して直角かつ均
等にシヨツトを衝突させ、加工むらを防ぐことができ、
作業能率の向上を図ることができるシヨツトピーニング
装置を提供することを目的とするものである。
Therefore, the present invention can prevent the processing unevenness by causing the shot to collide with the work surface of the work at right angles and uniformly.
It is an object of the present invention to provide a shot peening apparatus capable of improving work efficiency.

〔問題を解決するための手段〕[Means for solving the problem]

本発明は、前記目的を達成するため、両端に開閉扉が
設けられたショット噴射室、スラストベアリングで支持
されたワーク支持テーブル付きトレーを前記ショット噴
射室内のトレー支持部に供給するトレーの搬送機構、前
記トレー支持部の下方に上昇及び回転自在に設けられ前
記ワーク支持テーブル下面の受孔に適合して該ワーク支
持テーブルを回転させるワーク支持テーブルの回転機
構、ショット噴射室の一側に噴射角並びに往復動自在に
設けられたショット噴射ノズル及び前記ワーク支持テー
ブル付きトレーの搬出機構とからなる構成としたもので
ある。
In order to achieve the above object, the present invention provides a shot ejection chamber provided with opening and closing doors at both ends, a tray transport mechanism for supplying a tray with a work support table supported by a thrust bearing to a tray support portion in the shot ejection chamber. A rotation mechanism of the work support table, which is provided below the tray support portion and is rotatably provided to be rotatable and adapted to rotate the work support table in accordance with the receiving hole on the lower surface of the work support table; And a reciprocatingly provided shot ejection nozzle and a mechanism for carrying out the tray with the work supporting table.

〔作 用〕(Operation)

本発明では、ワーク(W)の供給部(27)にあるトレ
ー(T)のワーク支持テーブル(30)上にワーク(W)
が供給される。そして、ワーク(W)を載置したトレー
(T)はチエーンリフターコンベア(8)、トレーの搬
送機構(6)によって、一方の開閉扉(2)からシヨツ
ト噴射室(1)内のトレー支持部(9)に供給される。
In the present invention, the work (W) is placed on the work support table (30) of the tray (T) in the work (W) supply section (27).
Is supplied. Then, the tray (T) on which the work (W) is placed is moved from one of the opening and closing doors (2) by a chain lifter conveyor (8) and a tray transport mechanism (6) to a tray support section in the shot injection chamber (1). (9).

そして、トレー(T)の支持部(9)上へのトレー
(T)の供給が検知されると、シリンダ(4)(5)が
働き、開閉扉(2)(3)が閉じられる。
When the supply of the tray (T) onto the support portion (9) of the tray (T) is detected, the cylinders (4) and (5) operate and the doors (2) and (3) are closed.

その後、シヨツト供給装置(B)のシヨツト量調整弁
(20)及び電磁弁(22)が開かれ、シヨツトがシヨツト
供給ホース(23)を介してシヨツト噴射ノズル(12)に
送られ、シヨツト噴射室(1)内のワーク(W)に吹付
けられる。
Then, the shot amount adjusting valve (20) and the solenoid valve (22) of the shot supply device (B) are opened, and the shot is sent to the shot injection nozzle (12) via the shot supply hose (23), and the shot injection chamber is opened. It is sprayed on the work (W) in (1).

該吹付け時には、ワーク支持テーブル(30)の回転機
構(31)、すなわち、前記トレーの支持部(9)の下方
に上昇及び回転自在に設けられ前記ワーク支持テーブル
(30)下面の受孔(32)に適合して該ワーク支持テーブ
ル(30)を回転させる回転機構(31)、具体的にはシリ
ンダ(31a)及びモータ(31c)により、スプライン軸
(31b)が上昇させられて支持テーブル(30)下面の受
孔(32)に適合させられ、支持テーブル(30)及びそこ
に載置されたワーク(W)が所定速度で回転させる構成
構成とされる。さらにシヨツト噴射ノズル(12)の往復
動シリンダ(15)によりシヨツト噴射ノズル(12)が所
定速度で往復動させられワーク(W)の全面に均等にシ
ヨツトが吹付けられるように制御される。
At the time of the spraying, the rotating mechanism (31) of the work support table (30), that is, the receiving hole (7) provided on the lower surface of the work support table (30) is provided so as to be lifted and rotatable below the support portion (9) of the tray. A spline shaft (31b) is raised by a rotation mechanism (31) adapted to rotate the work support table (30) in conformity with 32), specifically, a cylinder (31a) and a motor (31c). 30) The support table (30) and the work (W) mounted thereon are adapted to be fitted to the receiving hole (32) on the lower surface, and are configured to rotate at a predetermined speed. Further, the reciprocating cylinder (15) of the shot injection nozzle (12) reciprocates the shot injection nozzle (12) at a predetermined speed, and is controlled so that the shot is evenly sprayed on the entire surface of the work (W).

さらに、本発明では、前記作業に先立ち、ノズル方向
調整シリンダ(19)によりシヨツト噴射ノズル(12)の
噴射角がワーク(W)の形状に合せられる。
Further, in the present invention, prior to the work, the injection angle of the shot injection nozzle (12) is adjusted to the shape of the work (W) by the nozzle direction adjusting cylinder (19).

すなわち、ワーク(W)の加工面に対してシヨツトが
直角に衝突する方向に調整される。
That is, it is adjusted in a direction in which the shot collides at right angles to the processing surface of the work (W).

前記のごとく、本発明によれば、シヨツト噴射ノズル
(12)の噴射角及び往復動制御、さらにはワーク(W)
の回転制御によりワーク(W)の形状に合せた理想的な
シヨツトピーニングが可能となる。
As described above, according to the present invention, the injection angle and reciprocation of the shot injection nozzle (12) are controlled, and the work (W) is controlled.
The ideal shot peening according to the shape of the work (W) can be performed by the rotation control of.

前記のごとくして、シヨツトピーニングが行われ、シ
ヨツト噴射室(1)内でワーク(W)に吹付けられたシ
ヨツトはホツパー(10)に捕捉され、回収ホース(24)
を介してシヨツト粒度分級装置(C)に送られて選別さ
れ、再使用可能なシヨツトがシヨツト移送用スクリユコ
ンベア(25)によつてシヨツト供給装置(B)の加圧タ
ンク(29)に循環させられ、さらに再使用されるもので
ある。
As described above, the shot peening is performed, and the shot sprayed on the work (W) in the shot injection chamber (1) is captured by the hopper (10), and the collection hose (24)
Is sent to a shot particle size classification device (C) via the hopper and is sorted and reusable shots are circulated to the pressurized tank (29) of the shot supply device (B) by the screw conveyor (25) for transferring shots. Is to be reused.

〔実施例〕〔Example〕

以下に本発明の一実施例を図面について詳細に説明す
る。
Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.

図面実施例には本発明のシヨツトピーニング装置
(A)の他、シヨツト供給装置(B)及びシヨツト粒度
分級装置(C)が示されている。
In the illustrated embodiment, a shot feeder (B) and a shot particle sizer (C) are shown in addition to the shot peening apparatus (A) of the present invention.

本発明のシヨツトピーニング装置(A)のシヨツト噴
射室(1)の両端には開閉扉(2)(3)が設けられ
る。
Opening doors (2) and (3) are provided at both ends of the shot injection chamber (1) of the shot peening apparatus (A) of the present invention.

この開閉扉(2)(3)は、シヨツト噴射時に、シヨ
ツトがシヨツト噴射室(1)外に飛散することがないよ
うに作用するもので、上方からシリンダ(4)(5)に
よつて下降させられ、後述するワーク支持テーブル付き
トレーの搬送機構(6)及び搬出機構(7)との間を遮
断するものである。
The doors (2) and (3) serve to prevent the shot from being scattered outside the shot injection chamber (1) during shot injection, and are lowered by the cylinders (4) and (5) from above. This is to shut off the connection between the transfer mechanism (6) and the unloading mechanism (7) for the tray with a work support table, which will be described later.

前記ワーク支持テーブル付きトレーの搬送機構(6)
は、直角に設けられたチエーンリフターコンベア(8)
から、第3図示のごとく、スラストベアリング(33)で
支持されたワーク支持テーブル(30)を有するトレー
(T)をシヨツト噴射室(1)に搬入するもので、下方
に設けたシリンダ(図示せず)でスライドするスライド
バー(6a)、プツシヤプレート(6b)及びスライドバー
(6a)の略中間部に設けたフツク(6c)で構成されてい
る。
Tray transport mechanism with work support table (6)
Is a chain lifter conveyor provided at a right angle (8)
As shown in FIG. 3, a tray (T) having a work support table (30) supported by a thrust bearing (33) is carried into the shot injection chamber (1), and a lower cylinder (not shown) is provided. The slide bar (6a), the push plate (6b), and the hook (6c) provided substantially at the middle of the slide bar (6a).

そして、チエーンリフターコンベア(8)からワーク
支持テーブル付きのトレー(T)が供給され、チエーン
リフターコンベア(8)が下降すると、該ワーク支持テ
ーブル付きのトレー(T)を支持し、スライドバー(6
a)及びプツシヤプレート(6b)の前進により一方の開
閉扉(2)の近くまで搬送する。つぎにスライドバー
(6a)及びプツシヤプレート(6b)が復帰させられ、さ
らに前進させられる時、フツク(6c)が前記ワーク支持
テーブル付きのトレー(T)の後端に係止し、シヨツト
噴射室(1)内に送り込む構成となつている。
Then, a tray (T) with a work support table is supplied from the chain lifter conveyor (8), and when the chain lifter conveyor (8) descends, the tray (T) with the work support table is supported, and a slide bar (6) is provided.
a) and the push plate (6b) is advanced to convey it to the vicinity of one of the doors (2). Next, when the slide bar (6a) and the pusher plate (6b) are returned and further advanced, the hook (6c) is locked on the rear end of the tray (T) with the work supporting table, and the shot is injected. It is configured to be fed into the chamber (1).

また、トレーの搬出機構(7)は、後続のワーク支持
テーブル付きのトレー(T)でシヨツト噴射室(1)の
他方の開閉扉(3)から押出されたワーク支持テーブル
付きのトレー(T)を搬出するもので、ローラコンベア
で構成されている。
Further, the tray carrying-out mechanism (7) is provided with a tray (T) with a work supporting table which is pushed out from the other opening and closing door (3) of the shot ejection chamber (1) by a tray (T) with a subsequent work supporting table. And is constituted by a roller conveyor.

さらに、前記トレーの搬送機構(6)及び搬出機構
(7)間のシヨツト噴射室(1)内にはワーク支持テー
ブル付きのトレー(T)の支持部(9)が設けられる。
Further, a support portion (9) for a tray (T) with a work support table is provided in the shot ejection chamber (1) between the tray transport mechanism (6) and the unloading mechanism (7).

該支持部(9)は前記トレー(T)の両側を支持する
ように設けられ、中央部はあけられている。さらに、前
記トレー(T)の支持部(9)の下方にワーク支持テー
ブル(30)の回転機構(31)が設けられる。
The support portion (9) is provided so as to support both sides of the tray (T), and the center portion is opened. Further, a rotation mechanism (31) for a work support table (30) is provided below the support portion (9) of the tray (T).

該回転機構(31)は、シリンダ(31a)と、該シリン
ダ(31a)によつて上下動させられるスプライン軸(31
b)及び該スプライン軸(31b)を回転させるモータ(31
c)で構成され、スプライン軸(31b)が、前記トレーの
搬送機構(6)によつてシヨツト噴射室(1)内の所定
位置に供給されたトレー(T)のワーク支持テーブル
(30)の下面に設けた受孔(32)に適合して該ワーク支
持テーブル(30)の所定速度で回転させる構成となつて
いる。
The rotation mechanism (31) includes a cylinder (31a) and a spline shaft (31) that is vertically moved by the cylinder (31a).
b) and a motor (31) for rotating the spline shaft (31b).
c), the spline shaft (31b) of the work support table (30) of the tray (T) supplied to a predetermined position in the shot ejection chamber (1) by the tray transfer mechanism (6). The work supporting table (30) is rotated at a predetermined speed in conformity with the receiving hole (32) provided on the lower surface.

図中(10)はシヨツト噴射室(1)の底部に設けられ
たホツパーである。
In the figure, (10) is a hopper provided at the bottom of the shot injection chamber (1).

つぎに、シヨツト噴射室(1)の一側には噴射角並び
に往復動自在のシヨツト噴射ノズル(12)が設けられ
る。
Next, an injection angle and a reciprocable shot injection nozzle (12) are provided on one side of the shot injection chamber (1).

すなわち、シヨツト噴射室(1)の側壁(1a)に設け
た開口部(16)に揺動自在に軸支(13)したベース(1
4)上にシヨツト噴射ノズル(12)の往復動シリンダ(1
5)が設けられ、該往復動シリンダ(15)のピストンロ
ツド(15a)の先端に上記シヨツト噴射ノズル(12)が
取付けられている。したがつて前記往復動シリンダ(1
5)を操作することにより、シヨツト噴射ノズル(12)
の位置を変更でき、さらに所定速度で往復動させること
ができるものである。
That is, the base (1) pivotally supported (13) on the opening (16) provided in the side wall (1a) of the shot injection chamber (1).
4) Reciprocating cylinder (1) of shot injection nozzle (12)
5) is provided, and the shot injection nozzle (12) is attached to the tip of a piston rod (15a) of the reciprocating cylinder (15). Therefore, the reciprocating cylinder (1
5) By operating the shot injection nozzle (12)
Can be changed, and can be reciprocated at a predetermined speed.

図中(17)は前記ベース(14)の上面及び両側端部に
設けられたカバーであり、シヨツト噴射室(1)内に噴
射されたシヨツトが開口部(16)から外部に飛散するこ
とがないように作用する。
In the drawing, reference numeral (17) denotes a cover provided on the upper surface and both side ends of the base (14), and the shot injected into the shot injection chamber (1) may scatter outside from the opening (16). Act as if not.

さらに、シヨツト噴射室(1)の側壁(1a)の外側面
に設けたブラケツト(18)にはノズル方向調整シリンダ
(19)が揺動自在に取付けられ、そのピストンロツド
(19a)が前記カバー(17)の側面部に軸着される。
Furthermore, a nozzle direction adjusting cylinder (19) is swingably mounted on a bracket (18) provided on the outer surface of the side wall (1a) of the shot injection chamber (1), and its piston rod (19a) is attached to the cover (17). ).

図中(26)はトレーの搬出機構(7)と直角に設けら
れたチエーンリフターコンベア、(27)は該チエーンリ
フターコンベア(26)と前記チエーンリフターコンベア
(8)間に設けられたワーク(W)の供給部である。
In the figure, (26) is a chain lifter conveyor provided at right angles to the tray unloading mechanism (7), and (27) is a work (W) provided between the chain lifter conveyor (26) and the chain lifter conveyor (8). ).

つぎに、シヨツト供給装置(B)について説明する
と、該シヨツト供給装置(B)は加圧タンク(29)、シ
ヨツト量調整弁(20)、コンプレツサからの圧縮空気供
給ホース(21)、電磁弁(22)等で構成され、シヨツト
供給ホース(23)を介して上記シヨツト噴射ノズル(1
2)に圧縮空気とともにシヨツトを供給する構成となつ
ている。
Next, the shot supply device (B) will be described. The shot supply device (B) includes a pressurized tank (29), a shot amount adjustment valve (20), a compressed air supply hose (21) from a compressor, and an electromagnetic valve ( 22), etc., and the shot injection nozzle (1) is connected via a shot supply hose (23).
In 2), a shot is supplied together with compressed air.

また、シヨツト粒度分級装置(C)には、上記ホツパ
ー(10)の下端から導かれた回収ホース(24)が連結さ
れ、所定粒子以外のシヨツトを除去して再使用可能なシ
ヨツトを回収する構成となつている。
Further, a collection hose (24) led from the lower end of the hopper (10) is connected to the shot particle size classification device (C) to remove shots other than predetermined particles and collect reusable shots. It has become.

そして、回収されたシヨツトは、シヨツト移送用スク
リユコンベア(25)により、上記シヨツト供給装置
(A)の加圧タンク(29)に循環させられをものであ
る。
The recovered shots are circulated to the pressurized tank (29) of the shot feeder (A) by a screw conveyor (25) for transferring shots.

〔発明の効果〕〔The invention's effect〕

本発明によれば、必要とする吹付け強度を得て、ワー
クの加工面に対して直角に、かつ均等にシヨツトを吹付
けることができ、必要とする加工硬化を効率よく得るこ
とができ、作業能率の向上を図ることができるものであ
る。
According to the present invention, the required spray strength is obtained, the shot can be sprayed at right angles to the work surface of the work and evenly, and the required work hardening can be efficiently obtained, The work efficiency can be improved.

【図面の簡単な説明】[Brief description of the drawings]

図面は本発明の一実施例を示すもので、第1図は全体斜
視図、第2図は一部切欠正面図、第3図はワーク支持テ
ーブル付きトレーのシヨツト噴射室内位置における縦断
面図である。 (1)……シヨツト噴射室、(2)(3)……開閉扉、
(6)……トレーの搬送機構、(7)……トレーの搬出
機構、(12)……シヨツト噴射ノズル、(30)……ワー
ク支持テーブル、(31)……回転機構、(T)……トレ
ー、(W)……ワーク。
1 is an overall perspective view, FIG. 2 is a partially cutaway front view, and FIG. 3 is a longitudinal sectional view of a tray with a work supporting table at a position in a shot ejection chamber. is there. (1) ... shot injection chamber, (2) (3) ... door,
(6) Tray transport mechanism, (7) Tray unloading mechanism, (12) Shot ejection nozzle, (30) Work support table, (31) Rotating mechanism, (T) … Tray, (W) …… Work.

───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭62−241668(JP,A) 特開 昭63−123673(JP,A) 特開 平1−210269(JP,A) 実開 平1−156860(JP,U) (58)調査した分野(Int.Cl.6,DB名) B24C 1/10 B24C 9/00 B24C 3/12 B24C 3/22──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-62-241668 (JP, A) JP-A-63-123673 (JP, A) JP-A-1-210269 (JP, A) 156860 (JP, U) (58) Fields studied (Int. Cl. 6 , DB name) B24C 1/10 B24C 9/00 B24C 3/12 B24C 3/22

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】両端に開閉扉が設けられたショット噴射
室、スラストベアリングで支持されたワーク支持テーブ
ル付きトレーを前記ショット噴射室内のトレー支持部に
供給するトレーの搬送機構、前記トレー支持部の下方に
上昇及び回転自在に設けられ前記ワーク支持テーブル下
面の受孔に適合して該ワーク支持テーブルを回転させる
ワーク支持テーブルの回転機構、ショット噴射室の一側
に噴射角並びに往復動自在に設けられたショット噴射ノ
ズル及び前記ワーク支持テーブル付きトレーの搬出機構
とからなることを特徴とするショットピーニング装置。
1. A shot ejection chamber provided with opening and closing doors at both ends, a tray transport mechanism for supplying a tray with a work support table supported by a thrust bearing to a tray support in the shot ejection chamber, A rotation mechanism for the work support table, which is provided so as to be lifted and rotatable downward and is adapted to rotate the work support table in accordance with the receiving hole on the lower surface of the work support table, and is provided at one side of the shot injection chamber so as to be capable of the ejection angle and reciprocating movement. A shot peening apparatus comprising: a shot ejection nozzle provided to the tray;
JP27342489A 1989-10-20 1989-10-20 Shot peening equipment Expired - Lifetime JP2829647B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27342489A JP2829647B2 (en) 1989-10-20 1989-10-20 Shot peening equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27342489A JP2829647B2 (en) 1989-10-20 1989-10-20 Shot peening equipment

Publications (2)

Publication Number Publication Date
JPH03136769A JPH03136769A (en) 1991-06-11
JP2829647B2 true JP2829647B2 (en) 1998-11-25

Family

ID=17527709

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27342489A Expired - Lifetime JP2829647B2 (en) 1989-10-20 1989-10-20 Shot peening equipment

Country Status (1)

Country Link
JP (1) JP2829647B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002307312A (en) * 2001-04-11 2002-10-23 Olympus Optical Co Ltd Polishing device, polishing method, control program for letting computer execute polishing, and recording medium
US10518277B2 (en) * 2015-03-27 2019-12-31 Honda Motor Co., Ltd. Grease application device and grease application method

Also Published As

Publication number Publication date
JPH03136769A (en) 1991-06-11

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