JP4032017B2 - Fluid processing device for the inner surface of a ramp-shaped workpiece - Google Patents

Description

  The present invention provides an inner surface of a lamp-like work having a small hole having a diameter of 5 mm or less at both ends and having a spherical inner surface, a spherical, oval, elliptical spherical surface at the middle, or a cylindrical inner surface having R-angled inner surfaces at both ends The present invention relates to a fluid processing device for an inner surface of a lamp-like workpiece capable of performing processing (polishing, cleaning, deburring, edge R-trapping / chamfering, surface treatment).

Various types of conventional lamps such as mercury lamps, xenon lamps, discharge lamps, etc., are difficult and time-consuming and time consuming to process the inner surfaces of the workpieces (polishing, cleaning, deburring, edge chamfering, chamfering, surface treatment). It was. As a method of fluidizing a pipe, for example, as shown in Patent Document 1, it is an inner surface polishing method of a pipe having substantially the same inner diameter, and has a minute hole having a diameter of 5 mm or less at both ends of a small diameter portion, and an intermediate portion. This does not disclose the inner surface treatment of a ramp-shaped workpiece having a spherical inner surface.
JP 2002-355746 A

  In the conventional inner surface treatment of a ramp-shaped workpiece, the surface treatment agent was used without being pressurized with an abrasive such as cerium oxide, so that the inner surface treatment was difficult and took time and man-hours.

  An object of the present invention is to provide a processing apparatus for an inner surface of a ramp-shaped workpiece that can efficiently and highly accurately perform the inner surface treatment (polishing, cleaning, deburring, edge rounding / chamfering, surface treatment) of the ramp-shaped workpiece There is to do.

For this reason, in the present invention, a pair of fluid pressure supply devices, a pair of containers filled with a slurry or a cleaning agent added with a surface treatment additive to a solvent and pressurized by the pair of fluid pressure supply devices, and each of the containers In the fluid processing apparatus for fine holes, the workpiece holder has a pair of workpiece holders connected to the lower layer portion by a suction pipe, and at least one of the workpiece holders is configured to hold a workpiece having an axially penetrating minute hole. The workpiece holder has a small hole with a small diameter of 5 mm or less at both ends and a lamp-like workpiece having a spherical inner surface, a spherical, oval, elliptical spherical surface or a cylindrical inner surface with R-angled inner surfaces at both ends. Between the inner surface of the workpiece holder , there are 2 spheres, ovals, ellipsoidal spheres symmetrical to the longitudinal center of the ramp-shaped workpiece, or cylindrical shoulders having R-angled inner surfaces at both ends. Through O-rings arranged individually Holding Te, the inner surface treatment of the ramp-like said workpiece pressurized on the inner surface slurry or a cleaning agent is circulated the lamp-shaped work performed (polishing, cleaning, deburring, R up-chamfering of the edge, surface treatment) and The above-described problems have been solved by providing a fluidized machining apparatus for the inner surface of a ramp-shaped workpiece characterized by the above.

With such a configuration, in the present invention, a pair of containers pressurized with a pair of fluid pressure supply devices, with a surface treatment additive added to a solvent, containing a slurry or a cleaning agent , and each of the container lower layer and a suction pipe In a fluid processing apparatus for fine holes, wherein the work holder has a small diameter at both ends, the work holder having a pair of connected work holders, at least one of the work holders holding a work having an axially penetrating fine hole. A lamp-like workpiece having a fine hole having a diameter of 5 mm or less in the portion and having a spherical inner surface, a spherical shape, an oval shape, an elliptical spherical surface, or a cylindrical inner surface having R-angled inner surfaces at both ends; In between, there are two O-rings arranged on the shoulders of each outer periphery of a spherical shape, an oval shape, an elliptical spherical surface or a cylindrical shape having R-angled inner surfaces at both ends with respect to the longitudinal center of the ramp-shaped workpiece. through and held, the After the lamp-shaped workpiece pressurized the slurry or cleaning agent on the inner surface is circulated from one side, the inner surface treatment of the lamp-shaped workpiece by circulation from the other side (polishing, cleaning, deburring, R up-chamfering of the edge Surface treatment), and the slurry or cleaning agent pressurized by the pair of fluid pressure supply devices is reciprocated to the inner surface of the ramp-shaped workpiece, so that the inner surface treatment of the ramp-shaped workpiece is performed efficiently and with high accuracy. It became possible to improve the transparency of the inner surface of the lamp-like workpiece in a short time. In particular, it is easy for the inner surface treatment of ramp-shaped workpieces that have minute holes with a diameter of 5 mm or less in the small diameter part at both ends, and a cylindrical inner surface with a spherical, oval, elliptical spherical surface at the middle part or an R-angled inner surface at both ends. Applicable to.

An example of the best mode for carrying out the present invention will be described with reference to FIGS. FIG. 1 is a schematic block diagram of a fluid processing apparatus for an inner surface of a ramp-shaped workpiece, which is an example of the best mode for carrying out the present invention. FIG. 2 is a schematic diagram of the workpiece holder shown in FIG. FIG. 3 is a cross-sectional view of an enlarged main part showing the arrangement of an O-ring arranged in FIG. 3, and FIG. 3 shows an implementation of a ramp-shaped workpiece in FIG. It is an expanded principal part sectional view which shows an aspect.

The flow machining apparatus for fine holes of the best mode for carrying out the present invention shown in FIG. 1 includes cylinders 1 and 1 as a pair of fluid pressure supply devices and cylinders 1 and 1 as a pair of fluid pressure supply devices. A pair of containers 5 and 5 containing a slurry or cleaning agent 8 or 8 in which a surface treatment additive such as cerium oxide is added to a solvent to be pressurized, and each container lower layer 18 and 18 and suction pipes 16 and 16. The workpiece holders 3a and 3b are configured to hold the workpiece 4 having the through-holes 10 in the axial direction. The workpiece holders 3a and 3b have fine holes such as a diameter of 5 mm or less at the small diameter portions at both ends, and the outer surface of the ramp-shaped workpiece 4 having a spherical inner surface at the intermediate portion is connected to the inner surfaces of the workpiece holders 3a and 3b via the O-ring 20. The slurry or cleaning agent 8 that is held in between and pressurized on the inner surface of the lamp-shaped workpiece 4 is circulated to polish or clean the inner surface of the lamp-shaped workpiece. In FIG. 1, each container 5 introduces pressure oil 7 pressurized by the rod 41 of the cylinder 1 into the pressurizing chamber 17 of each container 5 through a pipe 15, and the slurry in the container lower layer 18 through the partition plate 2 or The cleaning agent 8 is pressurized. 9 is a spring, 21 is a lid, 14 is a seal, 12 is a take-out port for the slurry or cleaning agent 8, 6 is a pipe to the merging pipe 60, 11 is a receiving port for the slurry or cleaning agent leaked from the work holders 3a and 3b. is there.

  In operation, the right (left) cylinders 1 and 1 are driven, and pressure oil 7 pressurized by the cylinder rods 41 and 41 is introduced into the pressurizing chamber 17 of the container 5 through the pipe 15, and the container is connected via the partition plate 2. The slurry or the cleaning agent 8 in the lower layer portion 18 is pressed. The slurry or cleaning agent 8 in the pressurized container 5 is applied to the inner surface of the ramp-like workpiece 4 in the pair of workpiece holders 3a and 3b connected by the suction pipes 16 and 16 on the right (left) side. The inner surface of the lamp-like workpiece 4 is polished or cleaned. After the slurry or cleaning agent 8 in the right (left) side container 5 is poured into the left (right) side container 5 and has finished moving (first pass), the left (right) side cylinders 1 and 1 are connected. The slurry or cleaning agent 8 in the left (right) side container 5 and 5 is pumped in the reverse direction by the pressure oil 7 that is driven and pressurizes the cylinder rods 41 and 41 (one reciprocation in the second pass). . This flow operation is repeated to perform the inner surface treatment (polishing, cleaning, deburring, edge rounding / chamfering, surface treatment) of the lamp-shaped workpiece 4. The present invention can also be easily applied to a small lamp-shaped workpiece 4 having a fine hole having a diameter of 1 mm or less at both end small diameter portions.

2 is an enlarged cross-sectional view of the main parts of the work holders 3a and 3b shown in FIG. 1. The O-rings 20 and 20 are positioned at shoulder positions on the outer circumference of the sphere that are symmetrical with respect to the inner surface of the work holder and the longitudinal center of the ramp-like work 4. those two arranged, the symmetric two O-rings 20, 20 so to elastically support the shoulder position of the spherical outer peripheral from both sides, suitable for weaker lamp-shaped workpiece 4 having a relatively large lamp-shaped workpiece 4 or intensity .

FIG. 3A is a cross-sectional view of an enlarged main part of the ramp-shaped workpiece 4 of FIG. 1 as a typical workpiece, and the ramp-shaped workpiece 4 has fine holes having a diameter of 5 mm or less at the small diameter portions at both ends. The middle part has a spherical inner surface. (B) is an enlarged cross-sectional view of the main part of the ramp-shaped workpiece 14 different from (a), with both ends having a small hole having a diameter of 5 mm or less and an egg-shaped inner surface in the middle. (C) is an enlarged cross-sectional view of the main part of the ramp-shaped workpiece 24 which is further different from (a) and (b). Have (D) is an enlarged cross-sectional view of the main part of the ramp-shaped workpiece 34 which is further different from (a) to (c). It has a cylindrical inner surface with an inner surface. The present invention can be applied to these various shapes of ramp-shaped workpieces.
(Effect of the best mode of the present invention)

According to the configuration of the best embodiment of the present invention, in the present invention, a pair of containers pressurized with a pair of fluid pressure supply devices, with a surface treatment additive added to a solvent, and containing a slurry or a cleaning agent , and each In a fluid processing apparatus for fine holes, having a pair of work holders connected to the lower layer portion of the container by suction pipes, at least one of the work holders holding a work having axially penetrating fine holes The workpiece holder has a minute hole having a diameter of 5 mm or less at the small diameter portions at both ends, and has a spherical inner surface with a spherical, oval, elliptical spherical surface, or a cylindrical inner surface with R-angled inner surfaces at both ends. Between the inner surface of the work holder and a spherical, oval, elliptical spherical surface symmetrical with respect to the center in the longitudinal direction of the ramp-shaped work or a cylindrical shoulder having R-shaped inner faces at both ends. Two O-ri placed in Holds over the grayed, after the slurry or cleaning agent pressurized to the lamp-shaped workpiece inner surface was passed through from one side, the inner surface treatment of the lamp-shaped workpiece by circulation from the other side (polishing, cleaning, Bali The surface of the ramp-shaped workpiece is reciprocated to the inner surface of the ramp-shaped workpiece, so that the inner surface treatment of the ramp-shaped workpiece is performed. As a result, it is possible to perform the process efficiently and with high accuracy, and the inner surface of the lamp-like workpiece can be improved in a short time. In particular, it is easy for the inner surface treatment of ramp-shaped workpieces that have minute holes with a diameter of 5 mm or less in the small diameter part at both ends, and a cylindrical inner surface with a spherical, oval, elliptical spherical surface at the middle part or an R-angled inner surface at both ends. Applicable to.

O-ring 20, 20 by arranging two to the longitudinal center of the workpiece retainer interior surface and the ramp-like workpiece 4 the shoulder position symmetrical spherical periphery, the symmetric two O-rings 20, 20 spherical outer periphery Since the shoulder position is elastically supported from both sides, it can be applied to a relatively large ramp-shaped workpiece 4 or a weak ramp-shaped workpiece 4.

1 is a schematic block diagram of a fluid processing apparatus for an inner surface of a ramp-shaped workpiece that is an example of the best mode for carrying out the present invention. FIG. 2 is an enlarged cross-sectional view of the main part showing the arrangement of the work holder of FIG. FIG. 2 is an enlarged cross-sectional view of an essential part showing an embodiment of a ramp-shaped workpiece of FIG. 1 as a typical workpiece and a ramp-shaped workpiece different from the ramp-shaped workpiece shape of FIG. 1.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cylinder which is a fluid pressure supply apparatus, 3a, 3b Work holder 4, 14, 24, 34 Ramp-shaped work, 5 Container which put slurry or cleaning agent 8 Slurry or cleaning agent, 10 Axial through-hole of work, 16 Suction tube
18 Container lower part 20 O-ring , 40, 41 Cylinder rod

Claims (1)

A pair of fluid pressure supply devices, a pair of containers filled with a slurry or a cleaning agent added with a surface treatment additive to a solvent, and each of the container lower layer portion and a suction pipe pressurized by the pair of fluid pressure supply devices In a fluid processing apparatus for fine holes, wherein the work holder has a small diameter at both ends, the work holder having a pair of connected work holders, at least one of the work holders holding a work having an axially penetrating fine hole. parts to have a fine hole such as a diameter of 5mm or less, spherical intermediate section, oval, the oblong sphere, or across the ramp-shaped workpiece having a cylindrical inner surface having a R with angle inner surface, and the workpiece retainer interior surface In between, there are two O-rings arranged on the shoulders of each outer periphery of a spherical shape, an oval shape, an elliptical spherical surface or a cylindrical shape having R-angled inner surfaces at both ends with respect to the longitudinal center of the ramp-shaped workpiece. through and held, the run Wherein Jo workpiece inner surface treatment of the lamp-shaped workpiece pressurized the slurry or cleaning agent is circulated in the inner surface (polishing, cleaning, deburring, R up-chamfering of the edge, surface treatment) that it has to perform A fluid processing device for the inner surface of a ramp-shaped workpiece.

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