19results about "Stencilling apparatus" patented technology

A cover of a stencil printer is hingedly mounted to a frame and is movable between a closed position and an open position. The cover includes an elongated opening formed therein and a movable door configured to selectively close the elongated opening. The elongated opening is sized such that a stencil and / or tool tray can pass therethrough. The controller is configured to control movement of the movable door between the closed position and the open position. A sensor assembly is proximate the elongated opening. A sensor assembly is coupled to the controller and is configured to detect an object within the elongate opening when the movable door is moved to the closed position. The sensor is configured to generate a signal to the controller when an object within the elongated opening is detected. The controller, upon receiving a signal from the sensor, is configured to move the movable door to an open position.

A dual-function tooling tray for a stencil printer includes a peripheral frame, a first frame member spaced from a first side of the peripheral frame, a second frame member spaced from a second side of the peripheral frame, and a third frame member extending between the first and second frame members and secured to the first and second frame members. The third frame member is configured to support at least one squeegee blade assembly. The tooling tray further includes a first support secured to the first frame member and a second support secured to the second frame member. The first and second supports are configured to support a tooling plate. The tooling tray further includes a third support secured to the first frame member and a fourth support secured to the second frame member. The third and fourth supports are configured to support a tooling plate.

To provide a stencil printer and a method of presenting a stencil or items within a stencil printer.SOLUTION: A cover of a stencil printer is hingedly mounted to a frame, and movable between a closed position and an open position. The cover includes an elongate opening formed therein and a movable door configured to selectively close the elongate opening. The elongate opening is sized to enable the stencil and / or a tooling tray to pass through. A controller is configured to control movement of the movable door between a closed position and an open position. A sensor assembly is proximate the elongate opening. The sensor assembly is coupled to the controller and configured to detect an object within the elongate opening when moving the movable door to the closed position. The sensor is configured to generate a signal to the controller when detecting an object within the elongate opening. The controller, upon receiving the signal from the sensor, is configured to move the movable door to the open position.SELECTED DRAWING: Figure 4

The utility model provides a stencil printing machine which is used for printing assembly materials on an electronic substrate. A stencil printer includes a frame, a printhead gantry, and a transfer device. The print head gantry is movably coupled to the frame in a first direction. The transfer device is supported by the printing head door frame and comprises a transfer tray, a first direction air cylinder and a second direction driving device, the first direction air cylinder comprises a cylinder barrel and a piston rod, the piston rod of the first direction air cylinder has a free moving state relative to the cylinder barrel of the first direction air cylinder, and the piston rod of the first direction air cylinder is connected to the transfer tray. A cylinder barrel of the first directional cylinder is coupled to the second directional drive.

To provide a printer capable of applying proper printing to a printing medium longer than a printable range of a printing drum by a simple configuration.SOLUTION: A printer comprises a printing drum 10 that has a fitting part 13 fitted with one end of stencil paper S and around which the stencil paper S attached to the fitting part 13 is wound, and an installation part 20 in which a printing medium P is installed and which moves while pressing the printing medium P against the stencil paper S wound around the printing drum 10. The installation part 20 has a print receiver member 23 capable of moving in the direction of heading for the printing drum 10 and a direction opposite to the direction.SELECTED DRAWING: Figure 1

Tooling for supporting workpieces during a printing operation, comprises a support tower comprising a base and a head, the head being positioned vertically above the base in use, the head being relatively moveable with respect to the base in a horizontal plane in use, the head having first and second support surfaces located at an upper end thereof, each of the first and second support surfaces being adapted to support a respective workpiece thereon, wherein the first support surface is relatively moveable with respect to the second support surface in a vertical direction in use between a printing configuration in which the first and second support surfaces are substantially coplanar in the horizontal plane, and a pre-printing configuration in which the first and second support surfaces are spaced in the vertical direction.

To reduce transfer contamination of a sheet and reduce a time up to first print sheet discharge of double-sided printing to reduce a printing time.SOLUTION: A platemaking part 4 that performs platemaking for first side printing and platemaking for second side printing is made to wait at a middle position 4C of both drums. Subsequently to the end of deployment of printing data on a first side, a control part 13 successively performs printing rate calculation of the first side, deployment of printing data on a second side, printing rate calculation of the second side, and determination of printing order of the first side and the second side. On the other hand, simultaneously with the printing rate calculation of the first side, platemaking of the first side is started in the platemaking part 4. When a printing rate of the first side is lower than a printing rate of the second side, control is performed so as to attach the plate to a first drum 5a, then, perform the platemaking of the second side and attaching the plate to a second drum 7a, and perform double-sided printing. When the printing rate of the first side is higher than the printing rate of the second side, control is performed so as to attach the plate to the second drum 7a, and then, perform the platemaking of the first side and attaching the plate to the first drum 5a.SELECTED DRAWING: Figure 3

A paste dispenser for dispensing paste to discontinuously fill a mold to form successive layers in an additive manufacturing process, comprises an applicator mounted in the paste dispenser to dispense the paste into the mold one layer at a time. The applicator comprises two blades and a volume in between, which blades are tilted so that the ends towards the mold face away from a paste dispensing direction of travel. The rear blade dispenses paste and the front blade acts as a barrier to keep the paste in the dispensing area. A shutter is actuated to shut off the volume in between dispensing of the paste.

The alignment of the present invention for cut substrates relates to a tool for supporting a workpiece during a printing operation, comprising a support tower having a base and a head, wherein, in use, the head is vertically located above the base and is movable relative to the base in a horizontal plane, the head having a first support surface and a second support surface located at an upper end thereof, each of the first support surface and the second support surface being suitable for supporting a corresponding workpiece thereon, wherein, in use, the first support surface is movable relative to the second support surface in a vertical direction between a printing configuration and a pre-printing configuration, wherein in the printing configuration, the first support surface and the second support surface are substantially coplanar in the horizontal plane, and in the pre-printing configuration, the first support surface and the second support surface are spaced apart in the vertical direction.

Some disclosed technologies enable a method, which includes enabling an end user to access (i) a sheet of thermal stencil paper, (ii) a thermal printer, (iii) a writing implement, (iv) a substrate, and (v) a data file containing a content; cause the thermal printer to print a copy of the content onto the sheet of thermal stencil paper without perforating or puncturing the sheet of thermal stencil paper such that the sheet of thermal stencil paper becomes a stencil sheet stenciling the copy; place the stencil sheet onto the substrate; and cause the writing implement to write on the stencil sheet such that the copy is further copied onto the substrate.

A dual function tool tray with a movable central portion (56) includes a peripheral frame (42) having four sides (44, 46, 48, 50); a first frame member (52) spaced apart from a first side (44) of the peripheral frame (42); and a second frame member (54) spaced from a second side (46) of the peripheral frame (42). The first side (44) and the second side (46) of the peripheral frame (42) are parallel to each other. The tool tray further includes a third frame member (56) extending between the first frame member (52) and the second frame member (54) and secured to the first frame member (52) and the second frame member (54). The third frame member (56) is configured to support at least one scraper blade (36a, 36b). The third frame member is configured to move from a first position at the first frame member (52) and the second frame member (54) and to be mounted at a second position on the first frame member (52) and the second frame member (54), wherein the second position is spaced apart from the first position. In addition, the invention also provides a method for replacing articles in the stencil printing machine by using the tool tray.

A cover of a stencil printer is hingedly mounted to a frame, and movable between a closed and open positions. The cover includes an elongate opening formed therein and a movable door configured to selectively close the elongate opening. The elongate opening is sized to enable the stencil and / or a tooling tray to pass through. A controller is configured to control movement of the movable door between a closed position and an open position. A sensor assembly is proximate the elongate opening. The sensor assembly is coupled to the controller and configured to detect an object within the elongate opening when moving the movable door to the closed position. The sensor is configured to generate a signal to the controller when detecting an object within the elongate opening. The controller, upon receiving the signal from the sensor, is configured to move the movable door to the open position.

A cover of a stencil printer is hingedly mounted to a frame, and movable between a closed and open positions. The cover includes an elongate opening formed therein and a movable door configured to selectively close the elongate opening. The elongate opening is sized to enable the stencil and / or a tooling tray to pass through. A controller is configured to control movement of the movable door between a closed position and an open position. A sensor assembly is proximate the elongate opening. The sensor assembly is coupled to the controller and configured to detect an object within the elongate opening when moving the movable door to the closed position. The sensor is configured to generate a signal to the controller when detecting an object within the elongate opening. The controller, upon receiving the signal from the sensor, is configured to move the movable door to the open position.

To prevent overflow.SOLUTION: A stencil printer includes: ink supply means 24 that supplies ink to an ink receiver; an ink sensor 27 that detects an ink reservoir IR; and a control part 11 that calculates a leaving time of a printing drum 20 from a time point of previous use, causes the ink supply means 24 to supply a predetermined amount of ink according to the calculated leaving time, and then, when the ink reservoir IR is not detected by the ink sensor 27, causes the ink supply means 24 to execute intermittent ink supply of repeating ink supply and ink stop.SELECTED DRAWING: Figure 3

A stencil printer includes a frame, a stencil coupled to the frame, and a support assembly coupled to the frame, with the support assembly including tooling configured to support the electronic substrate in a print position beneath the stencil. The stencil printer further includes a print head assembly coupled to the frame in such a manner that the print head assembly is configured to traverse the stencil during print strokes. The print head assembly includes a squeegee blade assembly and at least one paste cartridge to deposit solder paste on the stencil. The stencil printer further includes an end effector configured to pick up and release items from a tooling tray. The stencil printer further includes a movable cart configured to interface with the stencil printer to deliver changeover and / or replacement items within a stencil printer.

A cover of a stencil printer is hingedly mounted to a frame, and movable between a closed and open positions. The cover includes an elongate opening formed therein and a movable door configured to selectively close the elongate opening. The elongate opening is sized to enable the stencil and / or a tooling tray to pass through. A controller is configured to control movement of the movable door between a closed position and an open position. A sensor assembly is proximate the elongate opening. The sensor assembly is coupled to the controller and configured to detect an object within the elongate opening when moving the movable door to the closed position. The sensor is configured to generate a signal to the controller when detecting an object within the elongate opening. The controller, upon receiving the signal from the sensor, is configured to move the movable door to the open position.

To prevent overflowing without generating any ink waste.SOLUTION: A stencil printer comprises: a squeezee roller 21 inscribed in a print drum 20 and rotated to supply ink; a doctor roller 22 disposed so as to form a prescribed gap from a peripheral surface of the squeezee roller 21; ink supply means 24 for supplying ink to an ink supply position of the squeezee roller 21; and an ink drive rod 25 disposed in parallel with the squeezee roller 21 in an ink reservoir formed between the squeezee roller 21 and the doctor roller 22 to be rotary-driven. The ink drive rod 25 is driven to be able to increase / decrease a distance to the squeezee roller 21. When a leaving period of the print drum 21 is equal to or longer than a prescribed time, the ink drive rod 25 is brought close to the print drum 20, and thickening ink stuck to an outer peripheral part of the ink drive rod 25 is removed.SELECTED DRAWING: Figure 4

A dual function tooling tray having a movable center section (56) includes a perimeter frame (42) having four sides (44, 46, 48, 50), a first frame member (52) spaced from a first side (44) of the perimeter frame (42), and a second frame member (54) spaced from a second side (46) of the perimeter frame (42). The first side (44) and the second side (46) of the perimeter frame (42) are parallel with one another. The tooling tray further includes a third frame member (56) extending between and secured to the first frame member (52) and the second frame member (54). The third frame member (56) is configured to support at least one squeegee blade (36a, 36b). The third frame member (56) is configured be to be moved from a first position from the first frame member (52) and the second frame member (54) and installed in a second position on the first frame member (52) and the second frame member (54), with the second position being spaced from the first position. Furthermore, it is also provided a method of replacing items in a stencil printer using the aforementioned tooling tray.