KR890014928A - Sliding feeder actuated by pressure medium - Google Patents

Abstract

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Description

Sliding feeder actuated by pressure medium

Since this is an open matter, no full text was included.

1 is a longitudinal sectional view of a first embodiment of a feeder according to the invention.

2 is a sectional view along line II-II of FIG.

3 is a perspective view of the feeding device shown in FIGS. 1 and 2;

Claims (21)

It has a hollow guide housing, which is closed by a housing cover which is formed separately from at least one front side, and has a piston disposed therein which is axially movable in the cylindrical hollow space therein. A piston rod penetrating under the seal and connected to the force receiving portion in the region of the opening with the housing lid, the housing lid having an elongated centering component extending axially from the housing sidewall, the center being The rung part is arranged in a housing hollow with at least a complete shape on its side and is held in a ring groove of the housing cover and acts as a pressure medium with a sealing ring for sealing between the cover and the guide housing. In the form of a feeder, the housing cover 4 is formed without a chip. The groove for accommodating the sealing ring is directly made during chipless manufacturing, and the housing cover 4 is formed with a molded receiving groove 34, which has a guide housing 1 in its shaft. A stop face 20 is formed which guides in the direction 3 and surrounds the centering component 18 located in the axial direction 3, and on this stop face is an opposing face 30 of the guide housing 1. And the receiving flaw (34) is an axial groove formed in the stop face (20) and surrounding the centering part (18) and sealed from the housing-facing face (30). The feeding device according to claim 1, characterized in that the housing cover (4) is a cast part. 3. A feeder according to claim 2, characterized in that the housing cover (4) is a die casting part. The device of claim 2, wherein the housing cover (4) is an injection molded part. The device of claim 1, wherein the housing cover (4) is made of light metal. 6. The device of claim 5, wherein the housing cover (4) is made of aluminum or aluminum alloy. Sliding feeder according to claim 5, characterized in that the housing cover (4) is made of die cast zinc. The device of claim 1, wherein the housing cover (4) is made of synthetic resin. 9. The ring name according to any one of claims 1 to 8, wherein the boundary names 36, 36 ', 37 of the ring-shaped receiving holes, which are directly generated when the cover is manufactured without a chip, are sealed without further finishing. A feeder in the form of a bow, characterized in that to form a sealing surface for sealing. The device of claim 1, wherein the stop face (20) of the housing cover is arranged on a face that is radially operated with respect to the longitudinal axis (3). 10. 9. The centering component (18) according to any one of the preceding claims, wherein the centering component (18) has a cylindrical outer contour and protrudes in the axial direction (3) from the housing cover to the hollow space (2) with respect to the stop face (20). Sliding type feeder, characterized in that. The device of any one of claims 1 to 8, wherein the opposing surface (30) disposed on the front side of the guide housing is formed by itself from the front side. The device of claim 1, wherein the opposing surface (30) on the side of the housing forms a sealing surface for sealing with a sealing ring (35). 10. 9. The receiving groove (34) according to any one of the preceding claims, wherein the receiving groove (34) is connected directly to the centering component (18) in a radial direction and the radially inner side (36 ') of the axial groove is the centering component (18). A feeder in the form of a bow, characterized in that it is formed from an axial extension of the outer circumferential surface thereof. The device according to any one of claims 1 to 8, wherein there is a ring-shaped gap (39) arranged in the axial direction between the receiving groove (34) and the centering part (18). . The device of claim 1, wherein the receiving groove (34) is coaxially arranged with respect to the centering component (18). The method according to any one of claims 1 to 8, wherein the centering part 18 has an oval or egg-shaped outer shape and the receiving groove 34 is formed in an elliptical ring structure surrounding the centering part 18. Sliding type feeder, characterized in that the. The method according to any one of claims 1 to 8, wherein the centering part 18 has an egg-shaped outer shape, and the receiving groove 34 has an elliptical ring structure surrounding the centering part 18. Sliding type feeder, characterized in that formed. The device of any one of the preceding claims, characterized in that the outer shape of the centering part (18) and / or the ring body of the receiving groove (34) has a different structure from the circular shape. 9. A sliding feed according to any one of claims 1 to 8, wherein the centering part (18) has a circular outer shape, and the receiving groove (34) is formed in a circular ring structure. Device. The device of any one of claims 1 to 8, wherein the sealing ring (35) is made of an elastic material, in particular an elastic sealing ring. ※ Note: The disclosure is based on the initial application.