阅读说明：本技术 球体万向钻孔机床 (Ball universal drilling machine tool ) 是由 全忠敏 林飞明 李欠明 白学士 于 2020-05-28 设计创作，主要内容包括：本发明涉及一种球体万向钻孔机床,包括钻机固定板、左扇形板、支架底座、右扇形板、左弧形板、右弧形板、钻床底座和磁座钻,左扇形板固定在钻机固定板的一端并沿着垂直于钻机固定板的方向向下延伸；右扇形板固定在钻机固定板的另一端并沿着垂直于钻机固定板的方向向下延伸；左扇形板通过左转轴与左弧形板连接；右扇形板通过右转轴与右弧形板连接；左扇形板和右扇形板能够使钻机固定板与磁座钻一起以左转轴和右转轴为中心轴旋转；左弧形板和右弧形板竖直固定在支架底座的上表面上；左弧形板和右弧形板之间设置有三爪卡盘,卡盘法兰下方还设置有圆盘形的刻度环；三爪卡盘能够以刻度环的竖直轴线为中心360度旋转。(The invention relates to a universal drilling machine tool for spheres, which comprises a drilling machine fixing plate, a left sector plate, a bracket base, a right sector plate, a left arc plate, a right arc plate, a drilling machine base and a magnetic drill, wherein the left sector plate is fixed at one end of the drilling machine fixing plate and extends downwards along the direction vertical to the drilling machine fixing plate; the right sector plate is fixed at the other end of the drill fixing plate and extends downwards along the direction vertical to the drill fixing plate; the left sector plate is connected with the left arc-shaped plate through a left rotating shaft; the right sector plate is connected with the right arc-shaped plate through a right rotating shaft; the left sector plate and the right sector plate can enable the drill fixing plate and the magnetic drill to rotate together by taking the left rotating shaft and the right rotating shaft as central shafts; the left arc-shaped plate and the right arc-shaped plate are vertically fixed on the upper surface of the bracket base; a three-jaw chuck is arranged between the left arc-shaped plate and the right arc-shaped plate, and a disc-shaped scale ring is also arranged below the chuck flange; the three-jaw chuck can rotate 360 degrees around the vertical axis of the scale ring.)

1. A universal drilling machine tool for a sphere is characterized by comprising a drilling machine fixing plate, a left sector plate, a support base, a right sector plate, a left arc plate, a right arc plate, a drilling machine base and a magnetic drill, wherein the magnetic drill is detached from a magnetic seat and fixed on the upper side surface of the drilling machine fixing plate through screws; the left fan-shaped plate is fixed at one end of the drilling machine fixing plate and extends downwards along the direction vertical to the drilling machine fixing plate; the right sector plate is fixed at the other end of the drilling machine fixing plate and extends downwards along the direction vertical to the drilling machine fixing plate; the left fan-shaped plate is connected with the left arc-shaped plate through a left rotating shaft; the right sector plate is connected with the right arc-shaped plate through a right rotating shaft; the left sector plate and the right sector plate can enable the drill fixing plate and the magnetic drill to rotate together by taking the left rotating shaft and the right rotating shaft as central shafts; the left arc-shaped plate and the right arc-shaped plate are vertically fixed on the upper surface of the bracket base; the left arc-shaped plate and the right arc-shaped plate are positioned between the left sector-shaped plate and the right sector-shaped plate; a three-jaw chuck is arranged between the left arc-shaped plate and the right arc-shaped plate and is installed on the upper surface of the bracket base through a chuck flange; a disc-shaped scale ring is arranged below the chuck flange; the three-jaw chuck can rotate 360 degrees by taking the vertical axis of the scale ring as a center.

2. The sphere universal drilling machine tool according to claim 1, wherein the left sector plate is provided with a left guide hole, the left arc plate is provided with a left guide groove, a left guide column penetrates through the left guide hole and the left guide groove, and one end of the left guide column is tightly pressed on the inner side of the left arc plate through a left inner pressing block; the other end of the left guide post is provided with a left handle seat, and the left guide post is fixed in the left guide groove by screwing the left handle seat; the left guide post can slide in the left guide groove by loosening the left handle seat; the left guide post drives the left sector plate and the drill fixing plate to rotate by taking the left rotating shaft as a central shaft when sliding in the left guide groove.

3. The ball universal drilling machine tool according to claim 1, wherein the right sector plate is provided with a right guide hole, the right arc plate is provided with a right guide groove, a right guide post penetrates through the right guide hole and the right guide groove, and one end of the right guide post is tightly pressed on the inner side of the right arc plate through a right inner pressing block; the other end of the right guide post is provided with a right handle seat, and the right guide post is fixed in the right guide groove by screwing the right handle seat; the right guide post can slide in the right guide groove by loosening the right handle seat; the right guide post drives the right sector plate and the drill fixing plate to rotate by taking the right rotating shaft as a central shaft when sliding in the right guide groove.

4. The universal ball drilling machine tool according to claim 1, wherein the left sector plate is further provided with a left shaft hole, the left arc-shaped plate is provided with a left shaft round hole, a left rotating shaft penetrates through the left shaft hole and the left shaft round hole, and a left bearing cover is arranged at the end of the left rotating shaft.

5. The universal ball drilling machine tool according to claim 1, wherein the right sector plate is provided with a right shaft hole, the right arc-shaped plate is provided with a right shaft round hole, a right rotating shaft penetrates through the right shaft hole and the right shaft round hole, and the end part of the right rotating shaft is provided with a right bearing cover.

6. The ball gimbaled drilling machine of claim 1, wherein the curved side walls of the left and/or right curved plates are provided with curved latitude scales.

7. A ball and socket joint drilling machine as claimed in claim 1, wherein a support rod is disposed between the left and right arc plates.

8. The ball gimbaled drilling machine of claim 1, wherein the bottom of the three-jaw chuck is further provided with a height adjustment flange; the height adjusting flange is used for adjusting the height of the three-jaw chuck.

9. A ball and socket universal drilling machine as claimed in claim 1, wherein a through hole is provided in the drill fixing plate, and the drill bit of the magnetic drill passes through the through hole.

10. The universal ball drilling machine tool according to claim 1, wherein a left counterweight screw hole is formed in the lower portion of the side surface of the left sector plate, a right counterweight screw hole is formed in the lower portion of the side surface of the right sector plate, the left counterweight screw hole and the right counterweight screw hole are respectively connected with different counterweight supports through bolts, a counterweight rod is fixed in each counterweight support, and a plurality of counterweights are fixedly mounted on each counterweight rod.

Technical Field

The invention relates to the technical field of machine manufacturing, in particular to a spherical universal drilling machine tool.

Background

Disclosure of Invention

The invention aims to provide a universal drilling machine tool for spheres, and aims to solve the technical problems of how to position and clamp spheres, how to divide the longitude and the latitude of hole positions of the spheres, how to adjust the central position of the spheres so as to adapt to spheres with different diameters, eliminate errors in part processing and how to mark the hole positions on the spheres.

The invention aims to solve the defects of the prior art and provides a spherical universal drilling machine tool which comprises a drilling machine fixing plate, a left sector plate, a support base, a right sector plate, a left arc plate, a right arc plate, a drilling machine base and a magnetic drill, wherein the magnetic drill is detached from a magnetic seat and fixed on the upper side surface of the drilling machine fixing plate by screws; the left fan-shaped plate is fixed at one end of the drilling machine fixing plate and extends downwards along the direction vertical to the drilling machine fixing plate; the right sector plate is fixed at the other end of the drilling machine fixing plate and extends downwards along the direction vertical to the drilling machine fixing plate; the left fan-shaped plate is connected with the left arc-shaped plate through a left rotating shaft; the right sector plate is connected with the right arc-shaped plate through a right rotating shaft; the left sector plate and the right sector plate can enable the drill fixing plate and the magnetic drill to rotate together by taking the left rotating shaft and the right rotating shaft as central shafts; the left arc-shaped plate and the right arc-shaped plate are vertically fixed on the upper surface of the bracket base; the left arc-shaped plate and the right arc-shaped plate are positioned between the left sector-shaped plate and the right sector-shaped plate; a three-jaw chuck is arranged between the left arc-shaped plate and the right arc-shaped plate and is installed on the upper surface of the bracket base through a chuck flange; a disc-shaped scale ring is arranged below the chuck flange; the three-jaw chuck can rotate 360 degrees by taking the vertical axis of the scale ring as a center.

The left sector plate is provided with a left guide hole, the left arc-shaped plate is provided with a left guide groove, a left guide column penetrates through the left guide hole and the left guide groove, and one end of the left guide column is tightly pressed on the inner side of the left arc-shaped plate through a left inner pressing block; the other end of the left guide post is provided with a left handle seat, and the left guide post is fixed in the left guide groove by screwing the left handle seat; the left guide post can slide in the left guide groove by loosening the left handle seat; the left guide post drives the left sector plate and the drill fixing plate to rotate by taking the left rotating shaft as a central shaft when sliding in the left guide groove.

A right guide hole is formed in the right sector plate, a right guide groove is formed in the right arc-shaped plate, a right guide column penetrates through the right guide hole and the right guide groove, and one end of the right guide column is tightly pressed on the inner side of the right arc-shaped plate through a right inner pressing block; the other end of the right guide post is provided with a right handle seat, and the right guide post is fixed in the right guide groove by screwing the right handle seat; the right guide post can slide in the right guide groove by loosening the right handle seat; the right guide post drives the right sector plate and the drill fixing plate to rotate by taking the right rotating shaft as a central shaft when sliding in the right guide groove.

The left fan-shaped plate is provided with a left shaft hole, the left arc-shaped plate is provided with a left shaft round hole, a left rotating shaft penetrates through the left shaft hole and the left shaft round hole, and the end part of the left rotating shaft is provided with a left bearing cover.

The right fan-shaped plate is provided with a right shaft hole, the right arc-shaped plate is provided with a right shaft round hole, a right rotating shaft is arranged in the right shaft hole and the right shaft round hole in a penetrating mode, and the end portion of the right rotating shaft is provided with a right bearing cover.

And the arc-shaped side wall of the left arc-shaped plate and/or the right arc-shaped plate is/are provided with arc-shaped latitude scales.

And a supporting round bar is arranged between the left arc-shaped plate and the right arc-shaped plate.

The bottom of the three-jaw chuck is also provided with a height adjusting flange; the height adjusting flange is used for adjusting the height of the three-jaw chuck.

The drill fixing plate is provided with a through hole, and a drill bit of the magnetic drill passes through the through hole.

The side lower part of left side sector plate is provided with left counter weight screw, and the side lower part of right sector plate is provided with right counter weight screw, left side counter weight screw and right counter weight screw are respectively through the different counter weight support of bolted connection, be fixed with the counterweight rod in the counter weight support, fixed mounting has a plurality of balancing weights on the counterweight rod.

Advantageous effects

Compared with the prior art, the invention has the beneficial effects that: the main machine of the universal sphere drilling machine tool is modified by the existing machinery (magnetic drill), a three-jaw chuck is adopted for reverse tightening to position and clamp the sphere, and the longitude is processed by linear cutting and divided into 0-360 degrees; the latitude is 0-120 degrees; the height of the middle main shaft is adjusted by matching the internal thread and the external thread of the middle main shaft with the hanger rod screw, so that the center position of the sphere is adjusted, the sphere with different diameters can be conveniently adapted, and errors in part processing can be eliminated.

The universal ball drilling machine tool only needs to be operated by one person, only 6 minutes are needed for drilling five holes in one ball, and the operation of the prior art needs more than 15 minutes; the drilling position of the workpiece is provided with scale indication flexibility and is adjustable, so that the flexible workpiece is suitable for any change of the shape of the product; the sphere is firmly clamped, so that the working safety coefficient is improved; the height of the machine tool sphere center has a small-range adjusting function, and can process spheres within a phi 200-phi 350 range.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

FIG. 1 is a schematic structural view of a ball-and-socket drilling machine according to the present invention.

Fig. 2 is an exploded view of the ball-and-socket drilling machine shown in fig. 1.

Fig. 3 is a top view of the drill mounting plate.

Fig. 4 is a schematic structural view of the left sector plate.

FIG. 5 is a schematic structural view of the right sector plate.

Fig. 6 is a schematic structural view of the left arc-shaped plate.

Fig. 7 is a schematic structural view of the right arc-shaped plate.

Figure 8 is a top view of the scale ring.

FIG. 9 is a schematic view of another angle of the ball-and-socket drilling machine of the present invention.

Fig. 10 is a front view of the ball-and-socket drilling machine of the present invention.

Fig. 11 is a side view of the ball gimbaled drilling machine of the present invention.

Fig. 12 is a top view of the ball and socket drilling machine of the present invention.

Fig. 13 is a partially enlarged schematic view of the three-jaw chuck.

Detailed Description

The present invention is described in more detail below to facilitate an understanding of the present invention.

As shown in fig. 1 to 12, the universal sphere drilling machine of the present invention comprises a drilling machine fixing plate 1, a left sector plate 2, a support base 3, a right sector plate 4, a left arc plate 5, a right arc plate 6, a drilling machine base 27 and a magnetic drill 29, wherein the magnetic drill is removed from a magnetic base and fixed on the upper surface of the drilling machine fixing plate 1 by screws; the left sector plate 2 is fixed at one end of the drilling machine fixing plate 1 and extends downwards along the direction vertical to the drilling machine fixing plate 1; the right sector plate 4 is fixed at the other end of the drill fixing plate 1 and extends downwards along the direction vertical to the drill fixing plate 1; the left sector plate 2 is connected with the left arc-shaped plate 5 through a left rotating shaft 121; the right sector plate 4 is connected with the right arc-shaped plate 6 through a right rotating shaft 12; the left sector plate 2 and the right sector plate 4 can enable the drill fixing plate 1 and the magnetic drill 29 to rotate together by taking the left rotating shaft 121 and the right rotating shaft 12 as central shafts; the left arc-shaped plate 5 and the right arc-shaped plate 6 are vertically fixed on the upper surface of the bracket base 3; the left arc-shaped plate 5 and the right arc-shaped plate 6 are positioned between the left sector-shaped plate 2 and the right sector-shaped plate 4; a three-jaw chuck is arranged between the left arc-shaped plate 5 and the right arc-shaped plate 6 and is arranged on the upper surface of the bracket base 3 through a chuck flange 15; a disc-shaped scale ring 17 is arranged below the chuck flange 15; the three-jaw chuck is rotatable 360 degrees about the vertical axis of the scale ring 17. The support base 3 is fixed to the drill base 27.

A left guide hole 21 is formed in the left sector plate 2, a left guide groove 51 is formed in the left arc-shaped plate 5, a left guide column penetrates through the left guide hole 21 and the left guide groove 51, and one end of the left guide column is tightly pressed on the inner side of the left arc-shaped plate 5 through a left inner pressing block 8; the other end of the left guide post is provided with a left handle seat, and the left guide post is fixed in the left guide groove by screwing the left handle seat; the left guide post can slide in the left guide groove by loosening the left handle seat; when sliding in the left guide groove, the left guide column drives the left sector plate 2 and the drill fixing plate 1 to rotate by taking the left rotating shaft 121 as a central shaft.

A right guide hole 41 is formed in the right sector plate 4, a right guide groove 61 is formed in the right arc-shaped plate 6, a right guide column penetrates through the right guide hole 41 and the right guide groove 61, and one end of the right guide column is tightly pressed on the inner side of the right arc-shaped plate 6 through a right inner pressing block; the other end of the right guide post is provided with a right handle seat, and the right guide post is fixed in the right guide groove by screwing the right handle seat; the right guide post can slide in the right guide slot by loosening the right handle seat 14; the right guide post drives the right sector plate 4 and the drill fixing plate 1 to rotate by taking the right rotating shaft 12 as a central shaft when sliding in the right guide groove.

An outer gasket 9 is arranged between the right handle seat 14 and the right sector plate 4; and an anti-rotation pin 10 is arranged on the right guide post, and the anti-rotation pin 10 is vertical to the central axis of the right guide post and attached to the side surface of the right arc-shaped plate 6.

Still be provided with left shaft hole 22 on the left side sector plate 2, be provided with left axle round hole 52 on the left side arc 5, wear to be equipped with left pivot 121 in left shaft hole 22 and the left axle round hole 52, the tip of left pivot is provided with left bearing cap.

The right fan-shaped plate 4 is provided with a right shaft hole 42, the right arc-shaped plate 6 is provided with a right shaft round hole 62, a right rotating shaft 12 penetrates through the right shaft hole 42 and the right shaft round hole 62, and the end part of the right rotating shaft 12 is provided with a right bearing cover 11.

And the arc-shaped side wall of the left arc-shaped plate 5 and/or the right arc-shaped plate 6 is/are provided with arc-shaped latitude scales 53.

And a supporting round bar 7 is arranged between the left arc-shaped plate 5 and the right arc-shaped plate 6.

As shown in fig. 13, the bottom of the three-jaw chuck is also provided with a height adjusting flange 16; the height adjusting flange 16 is used for adjusting the height of the three-jaw chuck; the scale ring 17 is sleeved on the outer circumference of the height adjusting flange 16; an alloy bushing 18 is arranged below the height adjusting flange 16; the alloy bushing 18 is fixed on the upper surface of the bracket base 3 through a bolt, a locking washer 22 and a locking nut 23.

The bottom of the chuck flange 15 penetrates through the support base 3, and the outer peripheral wall of the bottom of the chuck flange 15 is provided with an external thread which is matched with the chuck nut 24; the outer peripheral wall of the chuck nut 24 is welded to the handle root 25 of the handle 26. The center of the chuck flange 15 is a hollow structure, a suspension rod is arranged in the hollow structure in a penetrating mode, and a suspension rod screw gasket 13 is arranged between the suspension rod and the top of the chuck flange 15. The end of the boom is provided with an external boom thread which matches the boom nut, making the fixation of the chuck flange 15 more secure through the boom nut and the boom.

As shown in fig. 3, the drill fixing plate 1 is provided with a through hole 111 through which the drill of the magnetic drill passes.

The side lower part of left sector plate 2 is provided with left counter weight screw 23, and the side lower part of right sector plate 4 is provided with right counter weight screw 43, left side counter weight screw 23 and right counter weight screw 43 are respectively through different counter weight supports 19 of bolted connection, be fixed with counterweight rod 20 in the counter weight support, fixed mounting has a plurality of balancing weights 21 on the counterweight rod.

When the universal ball drilling machine tool is used, a ball 28 is firstly clamped on the three-jaw chuck, the bottom of the ball 28 is a mounting plane, the mounting plane is placed on the upper surface of the three-jaw chuck, and the ball 28 is tightly supported by reversely twisting the three-jaw chuck. Hole location coordinates are determined that require drilling a hole in the sphere 28. The longitude value of the hole site is X, and the dimension value of the hole site is Y. Before drilling, the scales on the scale ring 17 and the latitude scale 53 are all cleared. Rotating the three-jaw chuck to enable the scale of the scale ring 17 to be aligned with the longitude value X of the hole position, and locking the three-jaw chuck; the left handle seat and the right handle seat 14 are loosened, the left guide post slides in the left guide groove, the left sector plate 2 and the drill fixing plate 1 are driven to rotate by taking the left rotating shaft 121 as a central shaft, the right guide post slides in the right guide groove, the right sector plate 4 and the drill fixing plate 1 are driven to rotate by taking the right rotating shaft 12 as a central shaft, the scales on the latitude scales 53 are rotated to be aligned with the dimension value Y of a hole position, the left handle seat is screwed down to fix the left guide post in the left guide groove, the right handle seat is screwed down to fix the right guide post in the right guide groove, and the drill bit of the magnetic drill 29 is aligned with the position to be drilled on the sphere 28. The drilling machine is started, and the drill rod of the magnetic seat drill 29 is pressed down to drill the hole. The locking handle is then released and the next hole is drilled using the method described above.

The foregoing describes preferred embodiments of the present invention, but is not intended to limit the invention thereto. Modifications and variations of the embodiments disclosed herein may be made by those skilled in the art without departing from the scope and spirit of the invention.