Centrally anchored aligning device for machines

Claim 2

In an aligning device for machines of the type in which a threaded portion of a support body for supporting a machine pedestal is threadedly guided in a threaded portion of a base body anchored to or in the ground and is penetrated centrally through an internal bore therein by a tension rod, and the support body being arranged to be vertically adjusted also with the machine placed thereon, the improvement comprising: entrainment means for interengaging said tension rod and said support body; a threaded portion on said tension rod below said entrainment means; a threaded sleeve mounted in said base body and arranged coaxial with respect to said tension rod, said threaded portion on said tension rod being threadedly guided in said threaded sleeve; and the thread of said threaded portion of said tension rod having the same pitch as the thread of the threaded portion of said support body.

Claim 3

The aligning device as defined in claim 1 wherein: said threaded portion of said tension rod has external threads and said threaded sleeve has internal threads.

Claim 4

The aligning device as defined in claim 2 characterized further to include: a recess formed in the bottom of said base body; a centering plate disposed in said recess; and said threaded sleeve is mounted in said centering plate.

Claim 5

The aligning device as defined in claim 1 characterized further to include: a recess formed in the bottom of said base body; a centering plate disposed in said recess; and said threaded sleeve is mounted in said centering plate.

Claim 6

The aligning device as defined in claim 1 characterized further to include: a bottom on said support body; an upper end on said threaded sleeve; and ;p1 a counterbore in said bottom of said support body extending beyond said upper end of said threaded sleeve.

Claim 7

The aligning device as defined in claim 1 wherein said entrainment means is characterized further to include: a pair of interengaging splined profiles formed respectively on said tension rod and the internal bore of said support body.

Claim 8

An aligning device for supporting a machine pedestal on the ground, comprising: ;p1 base body means, having a threaded portion thereon, for anchoring said aligning device to the ground; support body means, having a threaded portion threadedly guided in the threaded portion of said base body and having a central internal bore therein, for supporting a machine pedestal and vertically adjusting the position of the machine supported thereon; a tension rod penetrating the internal bore of said support body means; entrainment means for interengaging said tension rod and said support body means; a threaded portion on said tension rod below said entrainment means; a threaded sleeve mounted in said base body means and arranged coaxially with respect to said tension rod, said threaded portion on said tension rod being threadedly guided in said threaded sleeve; and the thread of said threaded portion of said tension rod having the same pitch as the thread of the threaded portion of said support body means.

Claim 9

An aligning device for supporting a machine pedestal on the ground, comprising: ;p1 base body means, having a threaded portion thereon, for anchoring said aligning device to the ground; support body means, having a threaded portion threadedly guided in the threaded portion of said base body and having a central internal bore therein, for supporting a machine pedestal and vertically adjusting the position of the machine supported thereon; a tension rod penetrating the internal bore of said support body means; entrainment means for interengaging said tension rod and said support body means; a threaded portion on said tension rod below said entrainment means; a threaded sleeve mounted in said base body means and arranged coaxially with respect to said tension rod, said threaded portion on said tension rod being threadedly guided in said threaded sleeve; and the thread of said threaded portion of said tension rod having the same pitch as the thread of the threaded portion of said support body means.

Claim 10

The aligning device as defined in claim 7 wherein: said threaded portion of said tension rod has external threads; and said threaded sleeve has internal threads.

Claim 11

The aligning device as defined in claim 8 characterized further to include: a recess formed in the bottom of said base body means; a centering plate disposed in said recess; and said threaded sleeve is mounted in said centering plate.

Claim 12

The aligning device as defined in claim 9 characterized further to include: a bottom on said support body means; an upper end on said threaded sleeve; and ;p1 a counterbore in said bottom of said support body means extending beyond said upper end of said threaded sleeve.

Claim 13

The aligning device as defined in claim 10 wherein said entrainment means is characterized further to include: a pair of interengaging splined profiles formed respectively on said tension rod and the internal bore of said support body means.

Claim 14

In an aligning device for supporting a machine pedestal in alignment with an anchoring screw anchored in or to the ground of the type in which a threaded portion of a support body for supporting a machine pedestal is threadedly guided in a threaded portion of a base body anchored to or in the ground and is penetrated centrally through an internal bore therein by a tension rod, and the support body being arranged to be vertically adjusted also with the machine placed thereon, the improvement comprising: entrainment means for interengaging said tension rod and said support body; a threaded portion on said tension rod below said entrainment means; a threaded sleeve mounted in said base body and arranged coaxial with respect to said tension rod, said threaded portion on said tension rod being threadedly guided in said threaded sleeve; and the thread of said threaded portion of said tension rod having the same pitch as the thread of the threaded portion of said support body.

Claim 15

In an aligning device for supporting a machine pedestal in alignment with an anchoring screw anchored in or to the ground of the type in which a threaded portion of a support body for supporting a machine pedestal is threadedly guided in a threaded portion of a base body anchored to or in the ground and is penetrated centrally through an internal bore therein by a tension rod, and the support body being arranged to be vertically adjusted also with the machine placed thereon, the improvement comprising: entrainment means for interengaging said tension rod and said support body; a threaded portion on said tension rod below said entrainment means; a threaded sleeve mounted in said base body and arranged coaxial with respect to said tension rod, said threaded portion on said tension rod being threadedly guided in said threaded sleeve; and the thread of said threaded portion of said tension rod having the same pitch as the thread of the threaded portion of said support body.

Claim 16

The aligning device as defined in claim 12 characterized further to include: a recess formed in the bottom of said base body; a centering plate disposed in said recess; and said threaded sleeve is mounted in said centering plate.

Claim 17

The aligning device as defined in claim 13 wherein said threaded sleeve is characterized further as being secured to the anchoring screw and extending through said centering plate.

Claim 18

The aligning device as defined in claim 14 wherein said threaded sleeve is screwed on the upper end of the anchoring screw and is undetachably connected therewith by welding.

Claim 19

The aligning device as defined in claim 14 wherein said threaded sleeve is integral with the anchoring screw.

Claim 20

The aligning device as defined in claim 14 characterized further to include: a central bore in said centering plate; an abutment formed on said threaded sleeve; and said threaded sleeve extends through the central bore in said centering plate with the abutment in engagement with said centering plate.

Claim 21

The aligning device as defined in claim 17 wherein the abutment on said threaded sleeve is a peripheral shoulder, and said threaded sleeve has a reduced diameter upper end.

Claim 22

The aligning device as defined in claim 18 wherein said threaded sleeve has a length at least equal to the sum of the adjustment displacement of said support body relative to said base body and the thread length of the threaded portion of said tension rod.

Claim 23

The aligning device as defined in claim 12 characterized further to include: a bottom on said support body; an upper end on said threaded sleeve; and a counterbore in said bottom of said support body extending beyond the upper end of said threaded sleeve.

Claim 24

The aligning device as defined in claim 12 wherein said entrainment means is characterized further to include: a pair of interengaging splined profiles formed respectively on said tension rod and the internal bore of said support body.

Claim 25

The aligning device as defined in claim 12 wherein the threaded portion of said tension rod has external threads and said threaded sleeve has internal threads.

Claim 26

The aligning device as defined in claim 12 characterized further to include: a recess formed in the bottom of said base body; a centering plate disposed in said recess; and said threaded sleeve extends through said centering plate.