CN202684595U - Fixture for turning axle hole in special position - Google Patents

Abstract

The utility model belongs to a machining process device, and particularly relates to a fixture for turning an axle hole in a special position. The fixture comprises screws (2) and a jackscrew (3). The fixture for turning the axle hole in the special position consists of an upper mould plate (1) and a lower mould plate (4), wherein the lower mould plate (4) is provided with a positioning hole (4-1), a positioning inclined plane (4-2), a shaft-shaped groove (4-3) and a jackscrew hole (4-4), the included angle between the positioning inclined plane (4-2) and the horizontal line is alpha, a workpiece (5) is filled in the shaft-shaped groove (4-3), the jackscrew (3) is connected in the jackscrew hole (4-4) through threads, the jackscrew (3) is propped on the workpiece (5), and the upper mould plate (1) and the lower mould plate (4) are locked and fixed through the four screws (2). The fixture for turning the axle hole in the special position disclosed by the utility model is arranged on a lathe chuck through a positioning core shaft, the chuck is convenient to install, alignment is not needed, the auxiliary time of processing is reduced, the labor intensity of a worker is reduced, the labor productivity and the product quality are improved, the energy consumption is saved, and the cost is reduced.

Description

Specific position axis hole turning machining fixture

Technical field

The utility model belongs to mechanical processing technique equipment, particularly a kind of specific position axis hole turning machining fixture.

Background technology

The axis hole that tilts with axis generally all adopts jig boring machine processing, adds the centering of need ruling man-hour, and the man-hour of expending is longer, and production efficiency is low, and the quality of product is also unstable, and workman's labour intensity is large, and percent defective is high.

Summary of the invention

The purpose of this utility model is to overcome above-mentioned technical deficiency, provides a kind of simple in structure, is installed conveniently the specific position axis hole turning machining fixture that production efficiency is high.

The technical scheme that the utility model technical solution problem adopts is: specific position axis hole turning machining fixture comprises screw, jackscrew, be characterized in that specific position axis hole turning machining fixture is comprised of cope match-plate pattern and lower bolster, lower bolster is provided with a locating hole, location inclined-plane, an axle connected in star and a top wire hole, inclined-plane, location and horizontal angle are α, the α angle is 1 °, load workpiece in the axle connected in star, jackscrew is threaded in the top wire hole, jackscrew withstands on the workpiece, fixes with four screw lock between cope match-plate pattern and the lower bolster.

The beneficial effects of the utility model are: specific position axis hole turning machining fixture is installed on the lathe chuck by positioning core axle, be installed conveniently, need not centering, reduced the non-cutting time of processing, reduced workman's labour intensity, improve labor productivity and product quality, saved energy consumption, reduced cost.

Description of drawings

Specify with embodiment below in conjunction with accompanying drawing.

Fig. 1 is specific position axis hole turning machining fixture structure cutaway view.

Fig. 2 is that figure cuts open in the right side office of Fig. 1.

Among the figure, the 1-cope match-plate pattern; The 2-screw; The 3-jackscrew; The 4-lower bolster; The 4-1-locating hole; 4-2-locates the inclined-plane; 4-3-axle connected in star; The 4-4-top wire hole; The 5-workpiece; The 5-1-offset apertures; α=1 °.

The specific embodiment

Embodiment, with reference to accompanying drawing 1,2, specific position axis hole turning machining fixture is comprised of cope match-plate pattern 1 and lower bolster 4, lower bolster 4 is provided with a locating hole 4-1, location inclined-plane 4-2, an axle connected in star 4-3 and a top wire hole 4-4, location inclined-plane 4-2 and horizontal angle are α, and the α angle is 1 °.Load workpiece 5 among the axle connected in star 4-3, to be processed and an offset apertures 5-1 1 ° of longitudinal center line skew arranged on the workpiece 5, the jackscrew 3 that is threaded among the top wire hole 4-4, jackscrew 3 withstand on the workpiece 5, are locked with four screws 2 between cope match-plate pattern 1 and the lower bolster 4.

The using method of specific position axis hole turning machining fixture is: locating hole 4-1 is sleeved on the mandrel that is fixed in the lathe spindle centre bore, location inclined-plane 4-2 leans against on the end face of lathe chuck the positioning and locking chuck jaw and fixes, workpiece 5 is placed axle connected in star 4-3, with four screws 2 cope match-plate pattern 1 is locked on lower bolster 4, and with jackscrew 3 locking positionings, can carry out to the offset apertures 5-1 of workpiece 5 turning processing.

Claims (1)

1. specific position axis hole turning machining fixture, comprise screw (2), jackscrew (3), it is characterized in that specific position axis hole turning machining fixture is comprised of cope match-plate pattern (1) and lower bolster (4), lower bolster (4) is provided with a locating hole (4-1), inclined-plane (4-2), a location, an axle connected in star (4-3) and a top wire hole (4-4), inclined-plane, location (4-2) is α with horizontal angle, the α angle is 1 °, load workpiece (5) in the axle connected in star (4-3), jackscrew (3) is threaded in the top wire hole (4-4), jackscrew (3) withstands on the workpiece (5), is locked with four screws (3) between cope match-plate pattern (1) and the lower bolster (4).

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