CN104625764A - Dual-shaft universal head - Google Patents

Abstract

The invention discloses a dual-shaft universal head which comprises a base, a connecting seat, a supporting roll and a driving mechanism. The supporting roll is arranged on the connecting seat, and can do arc motion on a vertical plane driven by the driving mechanism; the connecting seat is arranged on the base, and can do circular motion on a horizontal plane. According to the dual-shaft universal head, the supporting roll can do circular motion on the horizontal plane, do arc rotation on the vertical plane and do the two types of motion synchronously, and therefore a diversified curve processing trace can be obtained; the dual-shaft universal head can be used for processing special and complex workpieces.

Description

Twin shaft Universal-head

Technical field

The invention belongs to Vehicle Processing technical field, be specifically related to a kind of twin shaft Universal-head.

Background technology

Existing lathe, comprises the track plate of lathe, milling machine and boring machine holding workpieces used, is all generally that Biaxial linear runs, now can not meets 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 twin shaft Universal-head that can do curve track and run.

The technical scheme realizing the object of the invention is: a kind of twin shaft Universal-head, comprises base, Connection Block, backing roll and driving mechanism; Backing roll is arranged on Connection Block, and under the drive of driving mechanism, vertical guide can do movement in a curve; Connection Block is arranged on base, and can circle in the horizontal plane.

Backing roll in the present invention can be implemented on horizontal plane and moves in a circle, and on vertical guide, do camber line rotation, and synchronously can do these two kinds motions, thus can obtain diversified Curve Machining track, can be used for processing Special complex workpiece.

Accompanying drawing explanation

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

Fig. 2 is a kind of perspective view of the Universal-head of twin shaft shown in Fig. 1 after removing backing roll;

Fig. 3 is a kind of explosive view of the Universal-head of twin shaft shown in Fig. 1;

Fig. 4 is for the Universal-head of twin shaft shown in Fig. 1 is from a kind of explosive view during another angle views;

Fig. 5 is a kind of perspective view of Connection Block in the Universal-head of twin shaft shown in Fig. 1;

Fig. 6 is a kind of sectional view of base in the Universal-head of twin shaft shown in Fig. 1.

Detailed description of the invention

(embodiment 1)

Fig. 1 to Fig. 6 shows a kind of detailed description of the invention of the present invention, and wherein, Fig. 1 is a kind of perspective view of the present invention; Fig. 2 is a kind of perspective view of the Universal-head of twin shaft shown in Fig. 1 after removing backing roll; Fig. 3 is a kind of explosive view of the Universal-head of twin shaft shown in Fig. 1; Fig. 4 is for the Universal-head of twin shaft shown in Fig. 1 is from a kind of explosive view during another angle views; Fig. 5 is a kind of perspective view of Connection Block in the Universal-head of twin shaft shown in Fig. 1; Fig. 6 is a kind of sectional view of base in the Universal-head of twin shaft shown in Fig. 1.

The present embodiment is a kind of twin shaft Universal-head, sees shown in Fig. 1 to Fig. 6, comprises base 1, Connection Block 2, backing roll 3 and driving mechanism 4.

As shown in Figure 6, 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 projecting upwards formation.

See shown in Fig. 1, Fig. 3 and Fig. 4, 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 be provided be combined to form half gear 32 multiple teeth groove 33, be positioned at two indent arc-shaped guide rails 34 of teeth groove both sides and the auxiliary rail 35 of two evaginations, auxiliary rail is positioned at the both sides of teeth groove, and is positioned within two arc-shaped guide rails.The cross sectional shape of this arc-shaped guide rail 34 is " convex shape ".

The diapire of Connection Block is provided with two guiding slide units 21 that are that give prominence to and the circular orbit adaptation of base downwards, and in the centre of two guiding slide units, be also provided with and slip groove 20 with the circle of round boss 13 adaptation, round boss 13 is arranged in circular sliding groove 20.Connection Block can circle by the circular orbit along base under the guide effect of guiding slide unit, and also namely 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 driving mouth 24 that roof is provided with to rotating shaft installing hole is communicated with of support plate, two of indent respectively with the auxiliary stopper groove 26 of a corresponding auxiliary rail adaptation, be positioned at drive mouth both sides respectively with the guide pad 25 of a corresponding arc-shaped guide rail adaptation; Auxiliary stopper slot between guide pad, and is positioned at driving mouth both sides; The quantity of guide pad comes to four, and every two guide pads are arranged on same circular arc line, and adaptive with corresponding same arc-shaped rail 34, is also in same arc-shaped rail, is provided with two guide pads.The cross sectional shape of auxiliary rail and auxiliary stopper groove 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 axis of rotation, the external screw thread drive division of rotating shaft drives half gear, and under the guide and limit effect of guide pad 25 and auxiliary stopper groove 26 arcuately the setting direction of guide rail 34 drive backing roll to do circular arc line motion.

In the present embodiment, support plate is provided with four open-works for arranging four guide pads, the positioning screw 252 that each guide pad comprises guide pad body 251, be fixedly linked with guide pad body and the positioning screw cap 253 with 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 before adjustment station state, first can loosen positioning screw cap, backing roll can be rotated a little, after backing roll turns to predeterminated position, screw positioning screw cap again, by guide pad, backing roll can be pressed abd fixed on support plate, thus 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 guiding slide unit comprises slide unit body 211, the installation screw rod 212 be connected with slide unit body and the installation nut 213 with installation screw rod adaptation, slide unit body is positioned under rotating junction, screw rod is installed and is upward through installing hole, nut is installed and is fastened on rotating junction installing screw rod.This structure can before adjustment station state, first loosen a little and nut is installed, Connection Block can be rotated, after Connection Block turns to predeterminated position, screw installation nut again, by guiding slide unit, the rotating junction of Connection Block can be pressed abd fixed on base, thus carry out follow-up turner operation.

In the present embodiment, the two side ends of backing roll is equipped with an arc scale 36, the two side ends of Connection Block be respectively provided with one with the zero mark 28 of 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 ring gauges adaptation.

In order to fast cooling and saving material, backing roll is provided with the passage 37 arranged vertically, during work, can pass into temperature-reducing medium, can reduce bulk temperature fast in this passage.

Backing roll in the present embodiment can be implemented on horizontal plane and moves in a circle, and on vertical guide, do camber line rotation, and synchronously can do these two kinds motions, thus 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 the need to also giving all embodiments.And these belong to connotation of the present invention the apparent change of extending out or variation still belong to protection scope of the present invention.

Claims (1)

1. a twin shaft Universal-head, comprises base, it is characterized in that: also comprise Connection Block, backing roll and driving mechanism; Backing roll is arranged on Connection Block, and under the drive of driving mechanism, vertical guide can do movement in a curve; Connection Block is arranged on base, and can circle in the horizontal plane.