Work-positioning table

Claim 2

A work-positioning table of the character described comprising, a base, a work carrier having one surface movably mounted on said base, a holder mounted on said base and positioned adjacent to the work carrier and engageable with another surface of the work carrier to secure the work carrier against movement, and a ram mounted on the base releasably connectable with the carrier for moving said other surface of the carrier into secure engagement with the holder at any selected position of the carrier relative to the base.

Claim 3

A work-positioning table as described in claim 1, including a position locator connected to the carrier for positioning the carrier in a selected position relative to the base.

Claim 4

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and positioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, and a position locator connected to the carrier for positioning the carrier in a selected position relative to the base, said position locator including a plurality of stop rods mounted on the carrier engageable with a fixed bumper for selectively positioning the carrier relative to the base.

Claim 5

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and positioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, and a position locator connected to the carrier for positioning the carrier in a selected position relative to the base, said position locator including a plurality of stop rods mounted on the carrier engageable with a fixed bumper for selectively positioning the carrier relative to the base.

Claim 6

A work-positioning table as defined in claim 2 wherein the position locator includes a locking member and a movable member engageable with the locking member to lock the carrier relative to the base.

Claim 7

A work-positioning table as described in claim 2 wherein the position locator includes a position plate connected to the carrier, a stop cylinder mounted on the base, and a position pin connected to the stop cylinder and engageable with the position plate to lock the carrier relative to the base.

Claim 8

A work-positioning table as described in claim 1, including a side mount connected to said base, said side mount having a support surface for supporting one edge of the carrier and a lateral guide surface for restricting movement of the carrier in one direction, a cylinder positioned in the side mount below the support surface and being connected to the ram, a second side mount mounted on the base parallel to the first-mentioned side mount, said second side mount having a second support surface in the same plane as the first-mentioned support surface for supporting the opposite edge of the carrier, said second side mount having a lateral guide surface parallel to the first-mentioned lateral guide surface for restricting lateral movement of the carrier in the opposite direction, a second holder mounted on the second side mount above the second support surface, a cylinder positioned in the second side mount below the support surface, and a second ram connected to the second cylinder and engageable with the carrier, said cylinders being interconnected for simultaneous operation, whereby actuation of the cylinders places the rams into engagement with the carrier to place the carrier into secure engagement with the holders.

Claim 9

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and positioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, a side mount connected to said base, said side mount having a support surface for supporting one edge of the carrier and a lateral guide surface for restricting movement of the carrier in one direction, a cylinder positioned in the side mount below the support surface and being connected to the ram, a second side mount mounted on the base parallel to the first-mentioned side mount, said second side mount having a second support surface in the same plane as the first-mentioned support surface for supporting the opposite edge of the carrier, said second side mount having a lateral guide surface parallel to the first-mentioned lateral guide surface for restricting lateral movement of the carrier in the opposite direction, a second holder mounted on the second side mount above the second support surface, a cylinder positioned in the second side mount below the support surface, a second ram connected to the second cylinder and engageable with the carrier, said cylinders being interconnected for simultaneous operation, whereby actuation of the cylinders places the rams into engagement with the carrier to place the carrier into secure engagement with the holders, and a position locator connected to the carrier for positioning the carrier in a selected position relative to the base.

Claim 10

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and positioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, a side mount connected to said base, said side mount having a support surface for supporting one edge of the carrier and a lateral guide surface for restricting movement of the carrier in one direction, a cylinder positioned in the side mount below the support surface and being connected to the ram, a second side mount mounted on the base parallel to the first-mentioned side mount, said second side mount having a second support surface in the same plane as the first-mentioned support surface for supporting the opposite edge of the carrier, said second side mount having a lateral guide surface parallel to the first-mentioned lateral guide surface for restricting lateral movement of the carrier in the opposite direction, a second holder mounted on the second side mount above the second support surface, a cylinder positioned in the second side mount below the support surface, a second ram connected to the second cylinder and engageable with the carrier, said cylinders being interconnected for simultaneous operation, whereby actuation of the cylinders places the rams into engagement with the carrier to place the carrier into secure engagement with the holders, and a position locator connected to the carrier for positioning the carrier in a selected position relative to the base.

Claim 11

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and positioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, a side mount connected to said base, said side mount having a support surface for supporting one edge of the carrier and a lateral guide surface for restricting movement of the carrier in one direction, a cylinder positioned in the side mount below the support surface and being connected to the ram, a second side mount mounted on the base parallel to the first-mentioned side mount, said second side mount having a second support surface in the same plane as the first-mentioned support surface for supporting the opposite edge of the carrier, said second side mount having a lateral guide surface parallel to the first-mentioned lateral guide surface for restricting lateral movement of the carrier in the opposite direction, a second holder mounted on the second side mount above the second support surface, a cylinder positioned in the second side mount below the support surface, a second ram connected to the second cylinder and engageable with the carrier, said cylinders being interconnected for simultaneous operation, whereby actuation of the cylinders places the rams into engagement with the carrier to place the carrier into secure engagement with the holders, and a drive for selectively moving the carrier relative to the base.

Claim 12

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and positioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, a side mount connected to said base, said side mount having a support surface for supporting one edge of the carrier and a lateral guide surface for restricting movement of the carrier in one direction, a cylinder positioned in the side mount below the support surface and being connected to the ram, a second side mount mounted on the base parallel to the first-mentioned side mount, said second side mount having a second support surface in the same plane as the first-mentioned support surface for supporting the opposite edge of the carrier, said second side mount having a lateral guide surface parallel to the first-mentioned lateral guide surface for restricting lateral movement of the carrier in the opposite direction, a second holder mounted on the second side mount above the second support surface, a cylinder positioned in the second side mount below the support surface, a second ram connected to the second cylinder and engageable with the carrier, said cylinders being interconnected for simultaneous operation, whereby actuation of the cylinders places the rams into engagement with the carrier to place the carrier into secure engagement with the holders, and a drive for selectively moving the carrier relative to the base.

Claim 13

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and poSitioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, a side mount connected to said base, said side mount having a support surface for supporting one edge of the carrier and a lateral guide surface for restricting movement of the carrier in one direction, a cylinder positioned in the side mount below the support surface and being connected to the ram, a second side mount mounted on the base parallel to the first-mentioned side mount, said second side mount having a second support surface in the same plane as the first-mentioned support surface for supporting the opposite edge of the carrier, said second side mount having a lateral guide surface parallel to the first-mentioned lateral guide surface for restricting lateral movement of the carrier in the opposite direction, a second holder mounted on the second side mount above the second support surface, a cylinder positioned in the second side mount below the support surface, a second ram connected to the second cylinder and engageable with the carrier, said cylinders being interconnected for simultaneous operation, whereby actuation of the cylinders places the rams into engagement with the carrier to place the carrier into secure engagement with the holders, a drive for selectively moving the carrier relative to the base, and a position locator connected to the carrier for positioning the carrier in a selected position relative to the base.

Claim 14

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and poSitioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, a side mount connected to said base, said side mount having a support surface for supporting one edge of the carrier and a lateral guide surface for restricting movement of the carrier in one direction, a cylinder positioned in the side mount below the support surface and being connected to the ram, a second side mount mounted on the base parallel to the first-mentioned side mount, said second side mount having a second support surface in the same plane as the first-mentioned support surface for supporting the opposite edge of the carrier, said second side mount having a lateral guide surface parallel to the first-mentioned lateral guide surface for restricting lateral movement of the carrier in the opposite direction, a second holder mounted on the second side mount above the second support surface, a cylinder positioned in the second side mount below the support surface, a second ram connected to the second cylinder and engageable with the carrier, said cylinders being interconnected for simultaneous operation, whereby actuation of the cylinders places the rams into engagement with the carrier to place the carrier into secure engagement with the holders, a drive for selectively moving the carrier relative to the base, and a position locator connected to the carrier for positioning the carrier in a selected position relative to the base.

Claim 15

A work-positioning table as described in claim 1, including a fluid-operated cylinder mounted on said base and connected to the ram for moving the ram toward the carrier.

Claim 16

A work-positioning table as defined in claim 10, including a second fluid-operated cylinder mounted on the base, said second cylinder having a second ram for moving the carrier into engagement with the holder, said cylinders being balanced to apply an equal force to the carrier.

Claim 17

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and positioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, a drive for selectively moving the carrier relative to the base, a position locator connected to the carrier for selectively positioning the carrier relative to the base, a side mount connected to said base, said side mount having a support surface for supporting one edge of the carrier and a lateral guide surface for restricting movement of the carrier in one direction, a cylinder positioned in the side mount below the support surface and being connected to the ram, a second cylinder positioned in the side mount below the support surface, a second ram connected to the second cylinder engageable with the carrier, a fluid conduit connecting the two cylinders to provide fluid under equal pressure to both of the cylinders, a second side mount connected to the base parallel to the first-mentioned side mount, said second side mount having a second support surface in the same plane as the first-mentioned support surface for supporting the opposite edge of the carrier, said second mount having a lateral guide surface parallel to the first-mentioned lateral guide surface for restricting lateral movement of the carrier in the opposite direction, a second holder mounted on the second side mount above the second support surface releasably engageable with the carrier, a pair of cylinders positioned in the second side mount below the support surface, said pair of cylinders being interconnected by a second fluid conduit to have equal pressure in both cylinders, third and fourth rams connected to the second pair of cylinders and being engageable with the carrier to hold the carrier plate, a conduit interconNecting the cylinders in the first-mentioned side mount with the cylinders of the second side mount to operate all of the cylinders simultaneously, whereby actuation of the cylinders places the rams into engagement with the carrier to raise the carrier into engagement with the holders to secure frictionally the carrier against movement.

Claim 18

A work-positioning table of the character described comprising, a base, a work carrier movably mounted on said base, a holder mounted on said base and positioned adjacent to the work carrier, a ram mounted on the base releasably connectable with the carrier for moving the carrier into secure engagement with the holder at any selected position of the carrier relative to the base, a drive for selectively moving the carrier relative to the base, a position locator connected to the carrier for selectively positioning the carrier relative to the base, a side mount connected to said base, said side mount having a support surface for supporting one edge of the carrier and a lateral guide surface for restricting movement of the carrier in one direction, a cylinder positioned in the side mount below the support surface and being connected to the ram, a second cylinder positioned in the side mount below the support surface, a second ram connected to the second cylinder engageable with the carrier, a fluid conduit connecting the two cylinders to provide fluid under equal pressure to both of the cylinders, a second side mount connected to the base parallel to the first-mentioned side mount, said second side mount having a second support surface in the same plane as the first-mentioned support surface for supporting the opposite edge of the carrier, said second mount having a lateral guide surface parallel to the first-mentioned lateral guide surface for restricting lateral movement of the carrier in the opposite direction, a second holder mounted on the second side mount above the second support surface releasably engageable with the carrier, a pair of cylinders positioned in the second side mount below the support surface, said pair of cylinders being interconnected by a second fluid conduit to have equal pressure in both cylinders, third and fourth rams connected to the second pair of cylinders and being engageable with the carrier to hold the carrier plate, a conduit interconNecting the cylinders in the first-mentioned side mount with the cylinders of the second side mount to operate all of the cylinders simultaneously, whereby actuation of the cylinders places the rams into engagement with the carrier to raise the carrier into engagement with the holders to secure frictionally the carrier against movement.

Claim 19

A work-positioning table as described in claim 12 wherein the position locator includes a position plate connected to the carrier, a stop cylinder mounted on the base, a position pin connected to the stop cylinder and engageable with the position plate to lock the carrier relative to the base, and a stop cylinder conduit connected to the conduit interconnecting the cylinders of the side mounts, said conduit to the stop cylinder having a larger internal cross-sectional area than the internal cross-sectional area of the conduit to the pair of cylinders, whereby the application of fluid under pressure causes the stop cylinder to be actuated prior to actuation of the other cylinders.

Claim 20

A work-positioning table as described in claim 1, including a drive for selectively moving the carrier relative to the base.

Claim 21

A work-positioning table as described in claim 1, including a drive for selectively moving the carrier relative to the base, and a position locator connected to the carrier for positioning the carrier in a selected position relative to the base.