HIGH ACCURACY TRANSFER SYSTEM FOR INTACT FILLING
A transfer system including at least one base structure having at least one fixture retaining member disposed along a length thereof. Each of the at least one fixture retaining members is configured to detachably secure a fixture thereon. A transfer carriage is configured to transport at least one fixture from a first position wherein each fixture is detachably secured to one of the at least one fixture retaining members of the at least one base structure to a second position wherein each fixture is detachably secured to another fixture retaining member of the same base structure.
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1. Technical Field
The present disclosure relates to a system and method for helping to maintain the position and orientation of a work piece throughout the filling and packaging process.
2. Description of the Related Art
Machines which are used for pierce filling and laser heat sealing of the filing holes on a work piece require that the orientation and position be maintained from one operation to another. In conventional machines, the stretch, wear and tear, and backlash from the chain, sprockets, couplings, mountings, indexers and reducers can effect the orientation and position of the work piece. Work pieces also very greatly in dimension and thus are difficult to transfer consistently and accurately from one operation station to another.
SUMMARYIn accordance with an embodiment of the present disclosure, a transfer system is provided, the transfer system including at least one base structure having at least one fixture retaining member disposed along a length thereof. Each fixture retaining member is configured to detachably secure a fixture thereon. A transfer carriage is configured to transport at least one fixture from a first position wherein each fixture is detachably secured to one of the fixture retaining members of the base structure to a second position wherein each fixture is detachably secured to another fixture retaining member of the same base structure.
The transfer system may further include at least one side transfer arm. Each side transfer arm may be configured to transport at least one fixture from the first position to a third position wherein each fixture is detachably secured to a fixture retaining member of a different base structure.
In a disclosed embodiment, each fixture retaining member includes at least one peg and each fixture defines at least one aperture therein such that each peg is configured to engage a corresponding aperture and retain the fixture thereon. The transfer carriage may include at least one recess which is configured to retain a fixture therein during transportation from the first position to the second position.
Each fixture may be configured to retain at least one work piece thereon. A gripper may be provided on each fixture, the gripper being configured to retain a work piece thereon. Each gripper may also be configured to at least partially surround a work piece, wherein each gripper secures the work piece by engaging the cap of each work piece.
In accordance with another embodiment of the present disclosure, a transfer system is provided, the transfer system including first and second base structures disposed adjacent each other wherein each base structure includes at least one fixture retaining member disposed along a length thereof. Each fixture retaining member is configured to detachably secure a fixture thereon. A first transfer carriage is configured to transfer at least one fixture from a fixture retaining member of the first base structure to another fixture retaining member of the first base structure and a second transfer carriage is configured to transfer at least one fixture from a fixture retaining member of the second base structure to another fixture retaining member of the second base structure. A first side transfer arm is configured to transfer at least one fixture from a fixture retaining member of the first base structure to a fixture retaining member of the second base structure and a second side transfer arm is configured to transfer at least one fixture from a fixture retaining member of the second base structure to a fixture retaining of the first base structure.
A method of transferring work pieces is also provided in accordance with the present disclosure, the method including the steps of providing a transfer system, engaging the transfer carriage with at least one fixture disposed in the first position, lifting the transfer carriage such that the at least one fixture is lifted from the first position, moving the transfer carriage such that the at least one fixture is transported to a location above the second position, lowering the transfer carriage such that the at least one fixture is lowered into the second position and disengaging the transfer carriage from the at least one fixture. The transfer system includes at least one base structure having at least one fixture retaining member disposed along a length thereof. Each of the fixture retaining members is configured to detachably secure a fixture thereon. A transfer carriage is configured to transport at least one fixture from a first position wherein each fixture is detachably secured to one of the fixture retaining members of the at least one base structure to a second position wherein each fixture is detachably secured to another fixture retaining member of the same base structure.
In another disclosed embodiment, the transfer system provided in the method further includes at least one side transfer arm. Each side transfer arm may be configured to transport at least one fixture from the first position to a third position wherein each fixture is detachably secured to a fixture retaining member of another base structure.
The method may also include the steps of engaging at least one side transfer arm with at least one fixture disposed in the first position, lifting the at least one side transfer arm such that the at least one fixture is lifted from the first position, moving the at least one side transfer arm such that the at least one fixture is transported to a location above the third position, lowering the at least one side transfer arm such that the at least one fixture is lowered into the third position and disengaging the at least one side transfer arm from the at least one fixture.
Each of the at least one fixture retaining member may include at least one peg and each fixture may defines at least one aperture therein such that each peg is configured to engage a corresponding aperture and retain the fixture thereon.
In a disclosed embodiment, the transfer carriage includes at least one recess wherein each recess is configured to retain a fixture therein during transportation from the first position to the second position. Each fixture may be configured to retain at least one work piece thereon. At least one gripper may be provided on each fixture, each gripper being configured to retain a work piece thereon. Each gripper may also be configured to at least partially surround a work piece wherein each gripper secures the work piece by engaging the cap of each work piece.
Various embodiments of the presently disclosed high accuracy transfer system are described herein with reference to the drawings wherein:
Embodiments of the presently disclosed transfer system will now be described in detail with reference to the drawings, in which like reference numerals designate identical or corresponding elements in each of the several views.
The presently disclosed transfer systems are configured such that work pieces are maintained in a substantially fixed orientation and position on a fixture throughout the transferring of the fixtures from different locations. Maintaining a fixed orientation and position of the work piece helps create a high-accuracy system applicable to transferring, filling, sealing, and other operations.
Referring now to the drawings,
Fixtures 310, 330 are configured to releasably secure at least one work piece thereon. As shown in
In the embodiment of
Fixtures 310, 330 may further be configured such that a length of fixtures 310, 300 is greater than the distance 140 between beams 110 and 160. Thus, when the fixture retaining members 112, 162, 113, 163 engage fixtures 310, 330 (e.g. through a peg-aperture connection), a portion of each fixture extends beyond each beam 110, 160 of base structure 100, thereby creating an over-hang.
With continued reference to
Referring now to
Muhammad, we need additional information as to how the system moves the beams of the transfer carriage both vertically and horizontally. I presume you would employ an electric motor coupled to the beams using gears, pulleys, or the like. Also, what type of controller is coupled to the system for regulating the movement of the beams? We would also appreciate line drawings for the two systems so we do not have to employ the services of a draftsman to prepare the drawings for filing in the USPTO. Any additional information you could provide would be greatly appreciated.
Referring now to
Once transfer carriage 200 has moved fixtures 310, 330 such that 317, 318 are positioned directly above pegs 113, 163, respectively and apertures 337, 338 are positioned directly above pegs 114, 164, respectively, transfer carriage 200 is lowered with respect to base structure 100 in the direction of arrow C as shown in
Simply by way of example, two fixtures 310, 330 are transported from a first position to a second position in
Referring now to
In another embodiment in accordance with the present disclosure, illustrated in
A first transfer carriage 1200 is provided in connection with the first base structure 1100. A second transfer carriage 2200 is also provided, the second transfer carriage 2200 being associated with the second base structure 2100. The first base structure 1100 and first transfer carriage 1200 and the second base structure 2100 and second transfer carriage 2200 may be configured substantially similarly to base structure 100 and transfer carriage 200 of transfer system 10, discussed above and illustrated in FIGS. 1 and 2A-E. In this configuration, the distance 1240 between beams 1210 and 1260 of first transfer carriage 1200 would be greater than the distance 1140 between beams 1110 and 1160 of first base structure 1100, such that first transfer carriage 1200 may surround first base structure 1100. The distance 2240 between beams 2210 and 2260 of second transfer carriage 2200 would also be greater than the distance 2140 between beams 2110 and 2160 of second base structure 2100, such that second transfer carriage 2200 may surround second base structure 2100. First and second base structures 1100, 2100 may include at least one fixture retaining member, which may be a peg, and first and second transfer carriages 1200, 2200 may included at least one recess. The operation of each base structure 1100, 2100 and corresponding transfer carriage 1200, 2200 would operate in substantially the same manner as described above in connection with transfer system 10, comprising a single base structure 100 and transfer carriage 200.
Alternatively, both base structures 1100, 2100 and respective transfer carriages 1200, 2200 may be configured as shown in
With reference to
More specifically, as shown in
Generally, the outer apertures (1317a, 1337a, 1357a . . . , 1318a, 1338a, 1358a . . . 2317a, 2337a, 2357a . . . , 2318a, 2338a, 2358a . . . ) are configured such that the pegs disposed on the corresponding base structure (1100 for 13**a apertures, 2100 for 23**a apertures) respectively, may engage the outer apertures and detachably retain the fixtures thereon. As shown in
With continued reference to
As shown in FIGS. 4A & 5-9, side transfer arms 1500, 2500 are configured to transport fixtures from one base structure 1100 or 2100 to another base structure 2100 or 1100. Each side transfer arm 1500, 2500 includes a base portion and two extended arms. Each of the two extended arms contains at least one peg configured to retain a fixture thereon during transportation of the fixture. Side transfer arm 1500 includes pegs 1511, 1512 and side transfer arm 2500 includes pegs 2511, 2512. The operation of the side transfer arms 1500, 2500 will be described in more detail below.
The operation of transfer system 20, in accordance with one embodiment of the present disclosure will now be described with reference to
With continued reference to
Referring now to
Referring now to
While the above-described operation of transfer system 20 includes two base structures and two side transfer arms, it is envisioned that more base structures and thus more side transfer arms could also be used in accordance with the present disclosure. It is also envisioned that the side transfer arms may be configured to detachably secure and transport more than one fixture per operation.
Beginning with
As illustrated in
Referring now to
While several embodiments of the disclosure have been shown in the drawings and/or discussed herein, it is not intended that the disclosure be limited thereto, as it is intended that the disclosure be as broad in scope as the art will allow and that the specification be read likewise. Therefore, the above description should not be construed as limiting, but merely as exemplifications of particular embodiments. Those skilled in the art will envision other modifications within the scope and spirit of the claims appended hereto.
Claims
1. A transfer system comprising:
- at least one base structure including at least one fixture retaining member disposed along a length thereof, each of the at least one fixture retaining member being configured to detachably secure a fixture thereon; and
- a transfer carriage configured to transport at least one fixture from a first position wherein each fixture is detachably secured to one of the at least one fixture retaining member of the at least one base structure to a second position wherein each fixture is detachably secured to another fixture retaining member of the same base structure.
2. The transfer system of claim 1, further comprising at least one side transfer arm, each side transfer arm being configured to transport at least one fixture from the first position to a third position wherein each fixture is detachably secured to a fixture retaining member of a different base structure.
3. The transfer system of claim 1, wherein each of the at least one fixture retaining member includes at least one peg and wherein each fixture defines at least one aperture therein such that each peg is configured to engage a corresponding aperture and retain the fixture thereon.
4. The transfer system of claim 1, wherein the transfer carriage includes at least one recess, each recess configured to retain a fixture therein during transportation from the first position to the second position.
5. The transfer system of claim 1, wherein each fixture is configured to retain at least one work piece thereon.
6. The transfer system of claim 1, wherein each fixture includes at least one gripper, each gripper being configured to retain a work piece thereon.
7. The transfer system of claim 6, wherein each gripper is configured to at least partially surround a work piece and wherein each gripper secures the work piece by engaging the cap of each work piece.
8. A transfer system comprising:
- first and second base structures disposed adjacent each other, each base structure including at least one fixture retaining member disposed along a length thereof, each of the at least one fixture retaining member being configured to detachably secure a fixture thereon;
- a first transfer carriage configured to transfer at least one fixture from a fixture retaining member of the first base structure to another fixture retaining member of the first base structure;
- a second transfer carriage configured to transfer at least one fixture from a fixture retaining member of the second base structure to another fixture retaining member of the second base structure;
- a first side transfer arm configured to transfer at least one fixture from a fixture retaining member of the first base structure to a fixture retaining member of the second base structure; and
- a second side transfer arm configured to transfer at least one fixture from a fixture retaining member of the second base structure to a fixture retaining member of the first base structure.
9. A method of transferring work pieces comprising the steps of: at least one base structure including at least one fixture retaining member disposed along a length thereof, each of the at least one fixture retaining member being configured to detachably secure a fixture thereon; and
- providing a transfer system comprising:
- a transfer carriage configured to transport at least one fixture from a first position wherein each fixture is detachably secured to one of the at least one fixture retaining member of the at least one base structure to a second position wherein each fixture is detachably secured to another fixture retaining member of the same base structure;
- engaging the transfer carriage with at least one fixture disposed in the first position;
- lifting the transfer carriage such that the at least one fixture is lifted from the first position;
- moving the transfer carriage such that the at least one fixture is transported to a location above the second position;
- lowering the transfer carriage such that the at least one fixture is lowered into the second position; and
- disengaging the transfer carriage from the at least one fixture.
10. The method of claim 9, wherein the transfer system further comprises at least one side transfer arm, each side transfer arm being configured to transport at least one fixture from the first position to a third position wherein each fixture is detachably secured to a fixture retaining member of another base structure.
11. The method of claim 10, further comprising the steps of:
- engaging at least one side transfer arm with at least one fixture disposed in the first position;
- lifting the at least one side transfer arm such that the at least one fixture is lifted from the first position;
- moving the at least one side transfer arm such that the at least one fixture is transported to a location above the third position;
- lowering the at least one side transfer arm such that the at least one fixture is lowered into the third position; and
- disengaging the at least one side transfer arm from the at least one fixture.
12. The method of claim 9, wherein each of the at least one fixture retaining member comprises at least one peg and wherein each fixture defines at least one aperture therein such that each peg is configured to engage a corresponding aperture and retain the fixture thereon.
13. The method of claim 9, wherein the transfer carriage includes at least one recess, each recess configured to retain a fixture therein during transportation from the first position to the second position.
14. The method of claim 9, wherein each fixture is configured to retain at least one work piece thereon.
15. The method of claim 9, wherein each fixture includes at least one gripper, each gripper being configured to retain a work piece thereon.
16. The method of claim 15, wherein each gripper is configured to at least partially surround a work piece and wherein each gripper secures the work piece by engaging the cap of each work piece.
Type: Application
Filed: Sep 24, 2009
Publication Date: Mar 24, 2011
Applicant: Modern Packaging Inc. (Deer Park, NY)
Inventors: Jaroslaw Dabek (Lake Grove, NY), Syed Zaki Hossain (Hicksville, NY)
Application Number: 12/565,915
International Classification: B65H 1/00 (20060101);