A clamp for retaining a workpiece onto a fixture whereby the method of connecting the clamp to the fixture provides for a simultaneous combination of both horizontal and vertical clamping forces against the workpiece without locating any portion of the clamp above the upper surface of the workpiece.

A fixture assembly for supporting a plurality of blanks during a shearing and welding operation. The fixture assembly includes a base frame. A rotating frame is rotatably connected to the base frame. A fixed block is fixed to the rotating frame for supporting a first blank. A moveable block is moveably connected to the rotating frame for supporting a second blank. A first clamp is provided for coupling the first blank to the fixed block. A second clamp is provided for coupling the second blank to the moveable block. A vertical actuator is coupled with the rotating frame and configured to move the moveable block in a vertical direction being perpendicular to a plane of the rotating frame for moving the second blank. A horizontal actuator is coupled with the rotating frame and configured to move the moveable block in a horizontal direction.

Positioning system with an adjustable clamping force and milling equipment for a rail transit honeycomb workpiece. The positioning system includes a positioning apparatus, including a positioning table to support a workpiece, and a clamping apparatus, including a turntable, which is fixedly disposed on a periphery of the positioning table, a top of the turntable is connected to a mechanical arm, a pressure plate is disposed at an end of the mechanical arm, the pressure plate being capable of cooperating with the positioning table to clamp the workpiece, working regions of all the clamping apparatuses being capable of covering a machining surface of the workpiece, when machining is performed in an intersection region, a clamping apparatus corresponding to the region clamps the workpiece, and when machining is performed in a non-intersection region, a clamping apparatus corresponding to the region dodges, and an adjacent clamping apparatus clamps the workpiece.

The present invention discloses a positioning system with an adjustable clamping force and a milling equipment for a rail transit honeycomb workpiece. The positioning system includes: a positioning apparatus, including a positioning table to support a workpiece; and a clamping apparatus, including a turntable, where the turntable is fixedly disposed on a periphery of the positioning table, a top of the turntable is connected to a mechanical arm, a pressure plate is disposed at an end of the mechanical arm, and the pressure plate is capable of cooperating with the positioning table to clamp the workpiece, where there are a plurality of clamping apparatuses, working regions of adjacent clamping apparatuses have an intersection, and working regions of all the clamping apparatuses are capable of covering a machining surface of the workpiece; and when machining is performed in an intersection region, a clamping apparatus corresponding to the region clamps the workpiece, and when machining is performed in a non-intersection region, a clamping apparatus corresponding to the region dodges, and an adjacent clamping apparatus clamps the workpiece.

Exemplary accessories for use with woodworking supports of woodworking devices may include a first number of locks actuatable by a second number of actuators, the second number being less than the first number. An exemplary actuator is a cam type actuator.

The present invention discloses a positioning system with an adjustable clamping force and a milling equipment for a rail transit honeycomb workpiece. The positioning system includes: a positioning apparatus, including a positioning table to support a workpiece; and a clamping apparatus, including a turntable, where the turntable is fixedly disposed on a periphery of the positioning table, a top of the turntable is connected to a mechanical arm, a pressure plate is disposed at an end of the mechanical arm, and the pressure plate is capable of cooperating with the positioning table to clamp the workpiece, where there are a plurality of clamping apparatuses, working regions of adjacent clamping apparatuses have an intersection, and working regions of all the clamping apparatuses are capable of covering a machining surface of the workpiece; and when machining is performed in an intersection region, a clamping apparatus corresponding to the region clamps the workpiece, and when machining is performed in a non-intersection region, a clamping apparatus corresponding to the region dodges, and an adjacent clamping apparatus clamps the workpiece.

The purpose of the present invention is to facilitate bonding between a jig and a plate-shaped workpiece and to suitably support the workpiece. A support device is provided with: a jig that has a bent support surface for supporting a plate-shaped workpiece; a first abutment that abuts against one end of the workpiece mounted on the support surface; and a second abutment that is disposed so as to face the first abutment across the support surface and that abuts against the other end of the workpiece mounted on the support surface. The first and second abutments move toward each other and apply a load, in the tangential direction load of the support surface, with respect to the workpiece mounted on the support surface.

The invention relates to a device for machining a planar workpiece, having a machine stand which has a support surface (application surface) for a planar workpiece, and further having a machining head which can be moved relative to the support surface, which machining head has a tool for machining the workpiece and also has a holding unit (“hold-down unit”) with a pressure plate whereby the workpiece is pressed against the supporting surface; characterized in that the pressure plate has a structure which is comprised of a plurality of pieces, preferably two pieces, wherein at least one of the pressure plate parts is movable back and forth relative to at least one other pressure plate part, namely it is movable between the application position, in which the pressure plate part presses the workpiece against the application surface when the workpiece is applied to said application surface, and a released position, in which the pressure plate piece is at a minimum distance away from the workpiece when the workpiece is applied to said application surface.

An aeronautical aluminum alloy minimum-quantity-lubrication milling machining device includes a machine tool worktable and spindle connected with a machine tool power system. The spindle is connected with a tool holder that is fixed with a cutting tool. The machine tool worktable is provided with a machine tool fixture, the tool holder is connected with a minimum-quantity-lubrication mechanism, the machine tool fixture includes a fixture body that is fixedly provided with a limit block for contact with two adjacent side surfaces of a workpiece, the fixture body is provided with a plurality of clamping elements capable of pressing the workpiece against an upper surface of the fixture body, and a top of the clamping element is provided with a detection member for detecting a relative position between the clamping element and the spindle. The device can avoid interference and contact between a nozzle and the clamping element.

A workstation includes at least one machining station with a fixed base provided with at least one tool, and at least one clamping assembly, for at least one workpiece to be machined, which can move between at least one configuration of alignment with a machining station and at least one configuration that is misaligned with respect to that station. The center has a fixed footing, which is provided with a substantially central post for supporting a supporting surface for supporting the at least one machining station, a motor drive unit being coupled to the post. The rotating portion of the motor drive unit is coupled to a turntable which is arranged so as to face and be proximate and parallel to the supporting surface. The at least one clamping assembly is integral with the tool.

A sawing device, in particular for separating long workpiece parts, has a saw blade and a retaining device for separated workpiece parts, wherein the retaining device has a retaining element, at least on the side of the saw blade facing the workpiece part that is to be separated, which retaining element is arranged ahead of the saw blade in the machining direction of the workpiece and movably in such a way that it is movable from an inactive position above the workpiece into an active position which reaches ahead of the front end of the workpiece.