JPS60109839U

JPS60109839U - Workpiece positioning device

Info

Publication number: JPS60109839U
Application number: JP20332983U
Authority: JP
Inventors: 辻内　敏雄; 康生新野
Original assignee: 豊田工機株式会社
Priority date: 1983-12-27
Filing date: 1983-12-27
Publication date: 1985-07-25

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は工作物Ｗの斜視図、第２図は本考案の一実施例
を示す縦断面図、第３図は第２図の平面図、第４′図は
ワークホルダ１２の単体斜視図、第５図は第２図の■−
Ｖ線矢視断面図、第６図は第一３図の■方向から見た部
分断面図、第７図は第２図の上方から見た工作物Ｗとワ
ークホルダ１−２との一体物Ｗａの平面図である。１・・・・・・基準端面、２・・・・・・基準内周面、
１２・・・・・・ワークホルダ、１３・・・・・・芯出
し部材、１２１・・・・・・円錐基準面、１２２・・・
・・・取付基準面、１２３五・・・当接面、７１３１・
・・・・・基準円筒面、１３７・・・・・・円錐基準内
面、１７．１８・・・・・・回動レバー、１９ａ。２０ａ・・・・・・係止部、２３．２４・・・・・・ハ
ンドル、２９・・・・・・板状部材、３０・・・・・・
ダイヤピン。 −−（” ７メーー第３図− 争1 is a perspective view of the workpiece W, FIG. 2 is a vertical sectional view showing an embodiment of the present invention, FIG. 3 is a plan view of FIG. 2, and FIG. 4' is a perspective view of the work holder 12 alone. , Figure 5 shows ■− in Figure 2.
6 is a partial sectional view taken from the direction ■ in FIG. It is a top view of Wa. 1...Reference end surface, 2...Reference inner peripheral surface,
12... Work holder, 13... Centering member, 121... Conical reference surface, 122...
... Mounting reference surface, 1235... Contact surface, 7131.
...Reference cylindrical surface, 137 ... Conical reference inner surface, 17.18 ... Rotating lever, 19a. 20a...Locking portion, 23.24...Handle, 29...Plate member, 30...
diamond pin. --(" 7 meters - Figure 3 - Conflict

Claims

[Scope of utility model registration request]

(1) A workpiece positioning device for positioning a workpiece whose upper end face is a reference end face and which has a reference inner circumferential surface at its center and has at least one machined groove passing through the center, the workpiece It has an abutment surface that comes into contact with the reference end surface of the workpiece, a reference groove for phasing that matches the machining groove of the workpiece, and a conical reference surface is formed on the outer peripheral end of the workpiece. A work holder having a mounting reference surface formed to be flush with the conical reference surface, and a reference cylindrical surface inserted into the reference inner circumferential surface of the workpiece, the work holder being fitted to the conical reference surface of the work holder. a centering member having a conical reference inner surface; a biasing means for biasing the conical reference surface and the conical reference inner surface in a direction in which they come into contact with each other; and a fixing means for closely fixing the workpiece to the contact surface of the work holder. It consists of a number of features and a positioning device for protecting workpieces.

(2) The workpiece positioning device according to claim 6, item 1, wherein a phase determining means is interposed between the work holder and the centering member.

(3) The phasing means is a phasing member whose both ends are engaged with the centering member and simultaneously engaged with the reference groove of the workpiece and the reference groove of the work holder. Workpiece positioning device.

(4) The workpiece positioning device according to claim 3, wherein the phase determining member is a plate-like member having a substantially constant plate thickness and having locking convex portions formed at both ends.

(5) The workpiece positioning device according to claim 1, wherein the diameter of the reference cylindrical surface of the centering member is slightly larger than the reference inner peripheral surface of the workpiece.

(6) The centering member is provided with a rotary lever which is pivotally attached to the centering member and whose end portion is latched to the work holder and which is biased by a biasing means (Claim 1). The described workpiece positioning device.

(7) The positioning device according to claim 1, wherein the biasing means is a compression coil spring.

(8) Utility model registration application where the fixing means is bolted;
A workpiece positioning device according to item 1.