CN104057311A

CN104057311A - Supporting roll for universal joint of machine tool

Info

Publication number: CN104057311A
Application number: CN201410310363.5A
Authority: CN
Inventors: 申俊
Original assignee: Chuzhou Switch Electrical Technology Co Ltd
Current assignee: Chuzhou Switch Electrical Technology Co Ltd
Priority date: 2014-06-30
Filing date: 2014-06-30
Publication date: 2014-09-24

Abstract

The invention discloses a supporting roll for a universal joint of a machine tool. The top wall of the supporting roll is provided with a plurality of rectilinear installation rails; the bottom wall of the supporting roll is in an arc shape, and two side ends of the supporting roll are respectively provided with an arc scaleplate. The supporting roll can be driven by an external driving mechanism to make arc rotation on a vertical surface, so that a curve processing path can be obtained, and the supporting roll can be used for machining a specific complicated workpiece. In addition, two side ends of the supporting roll are respectively provided with the arc scaleplate, so that the supporting roll can be precisely machined by the user.

Description

A kind of backing roll for lathe Universal-head

Technical field

The invention belongs to Vehicle Processing technical field, be specifically related to a kind of backing roll for lathe Universal-head.

Background technology

Existing lathe, comprises the supporting member of lathe, milling machine and boring machine holding workpieces used, is all generally Biaxial linear operation, now can not meet the car boring-mill work requirement of complex part, and its structure exists needs improvements badly.

Summary of the invention

The object of this invention is to provide a kind of backing roll for lathe Universal-head that can do curve track operation.

The technical scheme that realizes the object of the invention is: a kind of backing roll for lathe Universal-head, and the roof of backing roll is provided with many straight line mounting rails; The shape of backing roll diapire is arc shaped, and the two side ends of backing roll is equipped with an arc scale.

In technique scheme, backing roll is provided with the passage arranging vertically.

Backing roll in the present invention can be external under driving mechanism drives, and does camber line and rotate, thereby can obtain Curve Machining track on vertical guide, can be used for processing Special complex workpiece.In addition, because the two side ends of backing roll is equipped with arc scale, so user can accurately process it.

Accompanying drawing explanation

Fig. 1 is a kind of perspective view of the present invention;

A kind of perspective view of Fig. 2 when to be backing roll shown in Fig. 1 observe from another angle;

Fig. 3 is for adopting a kind of perspective view of the twin shaft Universal-head that shown in Fig. 1, backing roll is made;

Fig. 4 is a kind of perspective view of twin shaft Universal-head shown in Fig. 3 after removing backing roll;

Fig. 5 is a kind of explosive view of twin shaft Universal-head shown in Fig. 3;

A kind of explosive view of Fig. 6 when to be twin shaft Universal-head shown in Fig. 3 observe from another angle;

Fig. 7 is a kind of perspective view of Connection Block in twin shaft Universal-head shown in Fig. 3;

Fig. 8 is a kind of cutaway view of base in twin shaft Universal-head shown in Fig. 3.

The specific embodiment

(embodiment 1)

Fig. 1 and Fig. 2 have shown a kind of specific embodiment of the present invention, and wherein, Fig. 1 is a kind of perspective view of the present invention; A kind of perspective view of Fig. 2 when to be backing roll shown in Fig. 1 observe from another angle.

The present embodiment is a kind of backing roll for lathe Universal-head, see shown in Fig. 1 to Fig. 2, the roof of backing roll is provided with three straight line mounting rails 31, the shape of backing roll diapire is semicircle arcuation, backing roll diapire is provided with and is combined to form a plurality of teeth groove 33 of half gear 32, two indent arc-shaped guide rails 34 that are positioned at teeth groove both sides and the auxiliary rail 35 of two evaginations, auxiliary rail is positioned at the both sides of teeth groove, and within being positioned at two arc-shaped guide rails.The cross sectional shape of this arc-shaped guide rail 34 is " convex shapes ".The cross sectional shape of auxiliary rail is all rectangles.

In the present embodiment, the two side ends of backing roll is equipped with an arc scale 36, and by this scale, user can carry out fine adjustment to backing roll.

For fast cooling and saving material, backing roll is provided with the passage 37 arranging vertically, during work, can in this passage, pass into cooling medium, can fast reducing bulk temperature.

Backing roll in the present embodiment can be realized and on vertical guide, do camber line rotation, thereby can obtain Curve Machining track, can be used for processing Special complex workpiece.

(application examples 1)

Fig. 3 to Fig. 8 has shown a kind of concrete application mode of the present invention, and wherein, Fig. 3 is for adopting a kind of perspective view of the twin shaft Universal-head that shown in Fig. 1, backing roll is made; Fig. 4 is a kind of perspective view of twin shaft Universal-head shown in Fig. 3 after removing backing roll; Fig. 5 is a kind of explosive view of twin shaft Universal-head shown in Fig. 3; A kind of explosive view of Fig. 6 when to be twin shaft Universal-head shown in Fig. 3 observe from another angle; Fig. 7 is a kind of perspective view of Connection Block in twin shaft Universal-head shown in Fig. 3; Fig. 8 is a kind of cutaway view of base in twin shaft Universal-head shown in Fig. 3.

Should use-case be a kind of twin shaft Universal-head that adopts above-described embodiment 1 to make, see shown in Fig. 3 to Fig. 8, comprise base 1, Connection Block 2, backing roll 3 and driving mechanism 4.

As shown in Figure 8, be provided with circular orbit 11 in base, the cross sectional shape of this circular orbit is " convex shape ", and the center of this circular orbit is provided with the round boss 13 that projects upwards formation.

See shown in Fig. 3, Fig. 5 and Fig. 6, the roof of backing roll is provided with three straight line mounting rails 31, the shape of backing roll diapire is semicircle arcuation, backing roll diapire is provided with and is combined to form a plurality of teeth groove 33 of half gear 32, two indent arc-shaped guide rails 34 that are positioned at teeth groove both sides and the auxiliary rail 35 of two evaginations, auxiliary rail is positioned at the both sides of teeth groove, and within being positioned at two arc-shaped guide rails.The cross sectional shape of this arc-shaped guide rail 34 is " convex shapes ".

The diapire of Connection Block is provided with two guiding slide units 21 of outstanding and circular orbit adaptation base downwards, in the centre of two guiding slide units, is also provided with the circle of round boss 13 adaptations and slips groove 20, and round boss 13 is arranged in circle and slips groove 20.Connection Block can circle by the circular orbit along base under the guide effect of guiding slide unit, is also that Connection Block line centered by the central axis of round boss 13 moves in a circle.

The top of Connection Block is provided with the circular arc support plate 22 with backing roll diapire adaptation, the middle part of Connection Block is provided with rotating shaft installing hole 23, the roof of support plate be provided with the driving mouth 24 that is communicated with rotating shaft installing hole, indent two respectively with the auxiliary stopper slot 26 of a corresponding auxiliary rail adaptation, be positioned at drive mouthful both sides respectively with the guide pad 25 of a corresponding arc-shaped guide rail adaptation; Assist stopper slot between guide pad, and be positioned at driving mouthful both sides; The quantity of guide pad comes to four, and every two guide pads are arranged on same circular arc line, and with corresponding same arc-shaped rail 34 adaptations, be also in same arc-shaped rail, be provided with two guide pads.The cross sectional shape of auxiliary rail and auxiliary stopper slot is all rectangles.

Driving mechanism comprises rocking handle 5, rotating shaft 6 and keeper 7; Keeper is provided with axis hole 71, and is fixedly installed on rotating shaft installing hole opening part by four attachment bolts 72; The medial extremity of rotating shaft is arranged in rotating shaft installing hole, rotating shaft be provided with annular with the external screw thread drive division 61 of above-mentioned half gear adaptation, the part body of this external screw thread drive division exposes the driving mouth of support plate and is meshed with half gear of backing roll, the outboard end of rotating shaft stretches out the axis hole of keeper, and rocking handle is fixedly installed on the outboard end of rotating shaft; When rocking handle drives rotating shaft to rotate, the external screw thread drive division of rotating shaft drives half gear, and the setting party along arc-shaped guide rail 34 moves to driving backing roll to do circular arc line under the guide and limit effect of guide pad 25 and auxiliary stopper slot 26.

In should use-case, support plate is provided with for four open-works of four guide pads are set, the positioning screw 252 that each guide pad comprises guide pad body 251, be fixedly linked with guide pad body and with the positioning screw cap 253 of positioning screw adaptation, positioning screw is arranged in a corresponding open-work, positioning screw cap and guide pad body lay respectively at the both sides of support plate, and positioning screw cap is fastened on this positioning screw on support plate.This structure can be before adjusting station state, and first loosening a little positioning screw cap, can rotate backing roll, when backing roll turns to after predeterminated position, screw again positioning screw cap, can backing roll be pressed abd fixed on support plate by guide pad, thereby carry out follow-up turner operation.

The bottom of Connection Block is provided with rotating junction 27, and this rotating junction is provided with two installing holes; Each slide unit that leads comprise slide unit body 211, the installation screw rod 212 being connected with slide unit body and with the installation nut 213 that screw rod adaptation is installed, slide unit body is positioned under rotating junction, screw rod is installed and is upward through installing hole, nut is installed and screw rod is installed, is fastened on rotating junction.This structure can be before adjusting station state, first become flexible a little nut is installed, Connection Block can be rotated, when Connection Block turns to after predeterminated position, screw again installation nut, can the rotating junction of Connection Block be pressed abd fixed on base by guiding slide unit, thereby carry out follow-up turner operation.

In should use-case, the two side ends of backing roll be equipped with an arc scale 36, and the two side ends of Connection Block is respectively provided with a zero mark 28 with a corresponding arc scale adaptation.The bottom of Connection Block is provided with hoop scale 29, and base is provided with the telltale mark 12 with this annular scale adaptation.

Backing roll in should use-case can be realized on horizontal plane and moving in a circle, and on vertical guide, does camber line and rotate, and can synchronously do this two kinds of motions, thereby can obtain diversified Curve Machining track, can be used for processing Special complex workpiece.

Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.And these belong to apparent variation or the change that connotation of the present invention extends out and still belong to protection scope of the present invention.

Claims

1. for a backing roll for lathe Universal-head, the roof of backing roll is provided with many straight line mounting rails; It is characterized in that: the shape of backing roll diapire is arc shaped, the two side ends of backing roll is equipped with an arc scale.

2. the backing roll for lathe Universal-head according to claim 1, is characterized in that: backing roll is provided with the passage arranging vertically.