A printing machine in which automatic supply of ink from different types of ink container to the ink fountain is possible, and in which further automation of replacement procedure, simplification of replacement procedure, and reduction of time required for replacement procedure are achieved is provi
A printing machine in which automatic supply of ink from different types of ink container to the ink fountain is possible, and in which further automation of replacement procedure, simplification of replacement procedure, and reduction of time required for replacement procedure are achieved is provided. The printing machine comprises an ink fountain member 2 having fountain-forming faces forming an ink fountain 1; an ink fountain roller 3 for applying an ink to the outer peripheral surface through an ink channel between the ink fountain roller 3 and the ink fountain member 2; a plurality of rollers 4, 15 for supplying the ink applied to the outer peripheral surface of the ink fountain roller 3 to a printing portion; a plurality of ink containers 65, accommodating different types of ink, and being stored in a predetermined container storage unit 66; and an ink supply device 68 for holding the desired ink container 65 and supplying the ink therein to the ink fountain 1.
대표청구항▼
1. A printing machine comprising: an ink fountain member having a fountain-forming face forming an ink fountain;an ink fountain roller for applying an ink to an outer peripheral surface through an ink channel between the ink fountain roller and the ink fountain member;a plurality of rollers for supp
1. A printing machine comprising: an ink fountain member having a fountain-forming face forming an ink fountain;an ink fountain roller for applying an ink to an outer peripheral surface through an ink channel between the ink fountain roller and the ink fountain member;a plurality of rollers for supplying the ink applied to the outer peripheral surface of the ink fountain roller to a printing portion;a frame of the printing machine that supports the ink fountain roller and the plurality of rollers;a plurality of ink containers, accommodating different types of ink,a container storage unit for storing the plurality of ink containers, the container storage unit being disposed on the frame and having a raising/lowering device; andan ink supply device for holding the desired ink container and supplying the ink therein to the ink fountain,the ink supply device comprising a first moving body that moves in a horizontal direction orthogonal to the ink fountain roller and a second moving body that moves above the ink fountain in a direction parallel to the ink fountain roller,wherein the second moving body moves in the direction parallel to the ink fountain roller at the time of supply of the ink whereby the ink supply device supplies ink in the ink container to the ink fountain, andthe first moving body moves in the direction orthogonal to the ink fountain roller at the time of replacement procedure whereby the ink supply device replaces a used ink container with a new ink container stored in the container storage unit,wherein each ink container comprises a container main body having a bellows shape compressible in the vertical direction and having a lower wall with a circular hole and a bottom plate of a thin circular disc shape disposed at the end of the container main body, an aperture that is normally closed is formed at a bottom wall of the container, the aperture being at least one slit in the bottom plate and at least a portion of the slit of the aperture is opened by pressure when the upper portion of the ink container is pressed downward while holding the bottom of the ink container so that the ink in the ink container passes through the opened aperture portion and drops downward, whereinthe ink supply device further comprises,a pair of container holding members disposed on the second moving body and moved symmetrically in the direction parallel to the ink fountain roller to open and close, thereby automatically holding and releasing a portion including the bottom of the ink container and releasing the portion including the bottom of the ink container so that the ink container can move in a vertical direction,a pressing member disposed on the second moving body for pushing downward the upper portion of the ink container held by the container holding members,each of the container holding members being provided with a bottom holding part for sandwiching the bottom of the ink container and supporting the outer periphery part of the bottom surface of the ink container from below,a middle holding part for sandwiching and holding a middle part of the ink container, andwherein the container storage unit comprises a support member extending in the direction parallel to the ink fountain roller, andthe supporting member is supported by the raising/lowering device for vertical motion so that by movement of the first and second moving bodies, the ink supply device can return and remove ink containers from the ink container storage unit,a plurality of container holders are disposed in the direction parallel to the ink fountain roller on the supporting member, andeach container holder comprises a bottom receiving part for receiving the bottom of the ink container from below. 2. The printing machine according to claim 1, wherein a level sensor for detecting the level of ink in the ink fountain is disposed on the second moving body, the second moving body moving above the ink fountain in a direction parallel to the ink fountain roller, detecting the level of ink in the ink fountain, and supplying the ink to the portion of the ink fountain where the level of ink is lower than a predetermined value during printing operation. 3. The printing machine according to claim 1, wherein at a lower end adjacent the bottom wall, the ink container is tubular and defines a void, and further comprising a block mounted inside the ink container at an upper end, wherein the block is sized and configured to fit within the void so that the ink is substantially expelled when the pressing member reaches a lowest point. 4. The printing machine according to claim 1, wherein the bottom wall is a thin circular disc made of plastic having a large elastic coefficient. 5. The printing machine according to claim 4, wherein the bottom wall becomes thinner towards a center. 6. The printing machine according to claim 4, wherein the at least one slit is six radial slits extending from a center of the bottom wall. 7. A printing machine comprising: an ink fountain member having a fountain-forming face forming an ink fountain;an ink fountain roller for applying an ink to an outer peripheral surface through an ink channel between the ink fountain roller and the ink fountain member;a plurality of rollers for supplying the ink applied to the outer peripheral surface of the ink fountain roller to a printing portion;a plurality of ink containers, accommodating different types of ink, and being stored in a predetermined container storage unit that includes a raising/lowering device for moving the ink containers vertically; andan ink supply device for holding the desired ink container and supplying the ink therein to the ink fountain,the ink supply device comprising a first moving body across the ink fountain in a horizontal direction orthogonal to the ink fountain roller and a second moving body that moves above the ink fountain in a direction parallel to the ink fountain roller,wherein the second moving body moves in the direction parallel to the ink fountain roller at the time of supply of the ink whereby the ink supply device supplies ink in the ink container to the ink fountain, andthe first moving body moves in the direction orthogonal to the ink fountain roller at the time of replacement procedure whereby the ink supply device replaces a used ink container with a new ink container stored in the container storage unit,wherein each ink container has a bellows shaped body depending from an upper portion, the bellows shaped body being compressible in the vertical direction, and a lower threaded tubular portion that is necked down with respect to the bellows shaped body, a bottom plate portion defining an aperture that is normally closed, and a bottom lid threadably engaging the lower threaded tubular portion to capture the bottom plate portion, the bottom lid supporting a portion of the bottom plate portion and defining a central hole surrounding the aperture of the bottom plate portion so that when at least a portion of the aperture is opened by pressure when the upper portion of the ink container is pressed downward while holding the bottom lid of the ink container, the ink in the ink container passes through the opened aperture portion and drops downward, whereinthe ink supply device further comprises,a pair of container holding members disposed on the second moving body and moved symmetrically in the direction parallel to the ink fountain roller to open and close, thereby automatically holding and releasing the bottom lid of the ink container, anda horizontal pressing member disposed on a vertical rod supported by a bracket from the second moving body for selectively pushing downward the upper portion of the ink container held by the container holding members and, thereby, opening the aperture, wherein the vertical rod is connected to a motorized device for selectively lowering and raising the rod,wherein at the time of the replacement procedure, the second moving body moves to a predetermined position, the horizontal pressing member moves fully upward, the raising/lowering device moves fully upward, the pair of container holding members opens, and then the first moving body moves the pair of container holding members about a selected ink container of the plurality of ink containers so that the pair of container holding members can close about the selected ink container and the raising/lowering device can move fully downward so that the ink supply device may hold the selected container. 8. The printing machine according to claim 7, wherein the pressing member has a circular disc shape. 9. The printing machine according to claim 7, wherein a level sensor for detecting the level of ink in the ink fountain is disposed on the second moving body, the second moving body moving above the ink fountain in a direction parallel to the ink fountain roller, detecting the level of ink in the ink fountain, and supplying the ink to the portion of the ink fountain where the level of ink is lower than a predetermined value during printing operation. 10. The printing machine according to claim 7, wherein at a lower end adjacent the bottom wall, the ink container is tubular and defines a void, and further comprising a block mounted inside the ink container at an upper end, wherein the block is sized and configured to fit within the void so that the ink is substantially expelled when the pressing member reaches a lowest point. 11. The printing machine according to claim 7, wherein the bottom wall is a thin circular disc made of plastic having a large elastic coefficient. 12. The printing machine according to claim 11, wherein the bottom wall becomes thinner towards a center. 13. The printing machine according to claim 7, wherein the aperture is at least one slit in the bottom wall. 14. The printing machine according to claim 13, wherein the at least one slit is six radial slits extending from a center of the bottom wall. 15. The printing machine according to claim 7, wherein by closing the pair of container holding members and by lowering the container holder to a lower end position, when the ink supply device is positioned where the ink container is between the pair of container holding members, the ink container is to be held by the container holding members. 16. The printing machine according to claim 7, wherein after printing is completed, the ink supply device is first moved in front of the original container holder of the container storage unit and then moved back to return the ink container to the original container holder. 17. The printing machine according to claim 16, wherein by opening the pair of container holding members and by raising the container holder to an upper end position, when the ink supply device is positioned immediately above the bottom receiving part of the original container holder, the ink container is to be lifted by the bottom receiving part of the container holder. 18. The printing machine according to claim 7, wherein the container storage unit comprises a support member extending in the direction parallel to the ink fountain roller, and the supporting member is supported by the raising/lowering device,a plurality of container holders are disposed in the direction parallel to the ink fountain roller on the supporting member, andeach container holder comprises a bottom receiving part for receiving the bottom of the ink container from below. 19. The printing machine according to claim 18, wherein by closing the pair of container holding members and by lowering the container holder to a lower end position, when the ink supply device is positioned where the ink container is between the pair of container holding members, the ink container is to be held by the container holding members. 20. The printing machine according to claim 18, wherein after printing is completed, the ink supply device is first moved in front of the original container holder of the container storage unit and then moved back to return the ink container to the original container holder. 21. The printing machine according to claim 20, wherein by opening the pair of container holding members and by raising the container holder to an upper end position, when the ink supply device is positioned immediately above the bottom receiving part of the original container holder, the ink container is to be lifted by the bottom receiving part of the container holder. 22. The printing machine according to claim 7, further comprising: at least one barrier plate selectively fixed to the ink fountain;a second raising/lowering device on the second moving body; anda pair of opposing plate holding members that open and close,wherein the second raising/lowering device and pair of opposing plate holding members are arranged so that the second moving body and second raising/lowering device selectively position the pair of opposing plate holding members to remove or replace the at least one barrier plate. 23. A printing machine comprising: an ink fountain member having a fountain-forming face forming an ink fountain;an ink fountain roller for applying an ink to an outer peripheral surface through an ink channel between the ink fountain roller and the ink fountain member;a plurality of rollers for supplying the ink applied to the outer peripheral surface of the ink fountain roller to a printing portion;a plurality of ink containers, accommodating different types of ink; andan ink supply device for holding a desired ink container and supplying the ink therein to the ink fountain, whereinthe ink supply device comprises,a first moving body that moves in a horizontal direction orthogonal to the ink fountain roller, a first guide rail that guides the first moving body,a second moving body that moves above the ink fountain in a direction parallel to the ink fountain roller,a second guide rail that guides the second moving body and supported by the first guide rail,a pair of container holding members disposed on the second moving body and moved symmetrically in the direction parallel to the ink fountain roller to open and close, thereby automatically holding and releasing a portion including the bottom of the ink container and releasing the portion including the bottom of the ink container so that the ink container can move in a vertical direction,a pressing member disposed on the second moving body for pushing downward the upper portion of the ink container held by the container holding members, anda container storage unit for storing the plurality of ink containers, andthe container storage unit comprisesa support member extending in the direction parallel to the ink fountain roller,a raising/lowering device support the support member, anda plurality of container holders disposed on the supporting member in the direction parallel to the ink fountain roller. 24. The printing machine according to claim 23, wherein each container holder comprises a bottom receiving part for receiving the bottom of the ink container from below and a middle holding part for holding the middle part of the container as held by the back thereof, andeach of the container holding members being provided with a bottom holding part for sandwiching the bottom of the ink container and supporting the outer periphery part of the bottom surface of the ink container from below, and a middle holding part for sandwiching and holding a middle part of the ink container as held by the front thereof.
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이 특허에 인용된 특허 (12)
Davis Richard C. (Palm Harbor FL) Domin Terrance L. (Crystal Lake IL), Collapsible bottle.
Laauwe Robert H. (237 Green Ridge Rd. Franklin Lakes NJ 07417), Viscous product dispensing squeeze bottle having a self-venting automatic shut-off valve.
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