Claims
- 1. A machine for roughing the margin of an upper of a shoe assembly, said shoe assembly comprising a last having an insole located on its bottom and the upper mounted thereon with the upper margin lying against and being secured to the periphery of the insole, comprising: a frame; a housing mounted for forward-rearward movement with respect to the frame; a roughing tool mounted to the housing for forward-rearward movement with respect to the housing; drive means for moving the roughing tool between forward and rearward positions with respect to the housing; a table; a slide mounted to the table for movement with respect to the table; a shoe assembly support mounted to the slide for supporting the shoe assembly bottomup; shoe assembly support moving means that includes means for moving the slide with respect to the table to thereby move portions of the upper margin past the housing and the roughing tool; operating means effective during said movement of the upper margin portions past the housing to so move the housing forwardly and rearwardly as to maintain the housing in a prescribed forward-rearward relationship with respect to the periphery of the side of the shoe assembly moving past the housing thereby enabling the roughing tool to engage the upper margin a relatively great distance inwardly of the periphery of the shoe assembly bottom when the roughing tool is in said forward position and to enable the roughing tool to engage the upper margin a relatively small distance inwardly of the periphery of the shoe assembly bottom when the roughing tool is in said rearward position; a control member mounted to the table; an actuating member mounted to the slide; said members being so constructed and arranged as to be in intersecting relationship or non-intersecting relationship during the movement of the upper margin portions past the housing and the roughing tool caused by the movement of the slide with respect to the table during the operation of said shoe assembly support moving means; and adjusting means so connecting said members to the drive means as to cause the drive means to place the roughing tool in one of said positions when said members are in non-intersecting relationship and to place the roughing tool in the other of said positions when said members are in intersecting relationship.
- 2. The machine as defined in claim 1 wherein the table comprises a turntable mounted for rotary movement about an upright axis; wherein the slide is mounted to the turntable for reciprocal movement in two opposite prone directions between two end positions on the turntable; wherein said shoe assembly support moving means comprises: means for first moving the slide with respect to the turntable, while the turntable is stationary, in a first of said directions between said end positions so as to move a first side portion of the upper margin past the roughing tool in such a manner that relative movement extending from the heel of the shoe assembly towards the toe of the shoe assembly of the roughing tool with respect to the upper margin taken place; means for thereafter rotating the turntable 180.degree. while the slide is stationary relative to the turntable to move the toe portion of the upper margin past the roughing tool; and means for thereafter moving the slide with respect to the turntable, while the turntable is stationary, in the other of said directions between said end positions so as to move the other side portion of the upper margin past the roughing tool in such a manner that relative movement extending from the toe of the shoe assembly towards the heel of the shoe assembly of the roughing tool with respect to the upper margin takes place; wherein said members are so constructed and arranged that said members are in said non-intersecting relationship at the commencement of said moement of the slide in said first of said directions, said members are placed in intersecting relationship during said movement of the slide in said first of said directions and remain in intersecting relationship during said turntable rotation and after the commencement of said movement of the slide in said other of said directions, and said members are placed in non-intersecting relationship during said movement of the slide in said other of said directions; and wherein said adjusting means is so constructed and arranged as to cause the drive means to place the roughing tool in said forward position when said members are in non-intersecting relationship and as to cause the drive means to place the roughing tool in said rearward position when said members are in intersecting relationship.
- 3. The machine as defined in claim 2 wherein said control member comprises a normally open regulator that is movable between open and closed positions; wherein said actuating member comprises a cam, so constructed and arranged as to engage the regulator and thereby cause the regulator to move to its closed position during the movement of the slide in said first of said directions and to disengage the regulator and thereby enable the regulator to move to its open position during the movement of the slide in said other of said directions; and wherein said adjusting means is so constructed and arranged as to cause the drive means to place the roughing tool in said forward position when the regulator is in said open position and as to cause the drive means to place the roughing tool in said rearward position when the regulator is in said closed position.
- 4. A machine for roughing the margin of an upper of a shoe assembly, said shoe assembly comprising a last having an insole located on its bottom and the upper mounted thereon with the upper margin lying against and being secured to the periphery of the insole, comprising: a frame; a housing mounted for forward-rearward movement with respect to the frame; a roughing tool mounted to the housing for forward-rearward movement with respect to the housing; drive means for moving the roughing tool between forward and rearward positions with respect to the housing; a turntable mounted for rotary movement about an upright axis; a slide mounted to the turntable for reciprocal movement in two opposite prone directions between two end positions on the turntable; a post rigidly mounted to the slide; a backpart shoe assembly supporting element, for supporting the bakcpart of the shoe assembly, bottom-up, mounted to the post; a stand mounted to the slide for movement towards and away from the post; a forepart shoe assembly supporting element, for supporting the forepart of the shoe assembly bottom-up, mounted to the stand; means for moving the stand towards the post from an initial stand position to a working stand position through a distance that is inversely proportional to the length of a shoe assembly that is supported on the backpart supporting element to thereby enable the forepart supporting element to be placed in a supportive position with respect to the forepart of the shoe assembly; cooperative terminating means mounted to the stand and to the turntable for defining one of said end positions; means for first moving the slide with respect to the turntable while the turntable is stationary in a first of said directions between said end position to an end position defined by said terminating means so as to move a first side portion of the upper margin past the housing and the roughing tool in such a manner that relative movement extending from the heel of the shoe assembly towards the toe of the shoe assembly of the roughing tool with respect to the upper margin takes place; means for thereafter rotating the turntable 180.degree. while the slide is stationary relative to the turntable to move the toe portion of the upper margin past the housing and the roughing tool; means for thereafter moving the slide with respect to the turntable, while the turntable is stationary in the other of said directions between said end positions so as to move the other side portion of the upper margin past the housing and the roughing tool in such a manner that relative movement extending from the toe of the shoe assembly towards the heel of the shoe assembly of the roughing tool with respect to the upper margin takes place; operating means effective during said movement of the upper margin portion past the housing to so move the housing forwardly and rearwardly as to maintain the housing in a prescribed forward-rearward relationship with respect to the periphery of the side of the shoe assembly moving past the housing thereby enabling the roughing tool to engage the upper margin a relatively great distance inwardly of the periphery of the shoe assembly bottom when the tool is in said forward position and to enable the roughing tool to engage the upper margin a relatively small distance inwardly of the periphery of the shoe assembly bottom when the tool is in said rearward position; a control member mounted to the turntable; an actuating member mounted to the stand for movement in unison with the movement of the stand towards the post from an initial actuating member position to a working actuating member position; said members being so constructed and arranged that said members are in non-intersecting relationship at the commencement of said movement of the slide in said first of said directions, that said members are placed in intersecting relationship during said movement of said slide in said first of said directions and remain in intersecting relationship during said turntable rotation and after the commencement of said movement of the slide in said other of said directions, and that said members are placed in non-intersecting relationship during said movement of the slide in said other of said directions; and adjusting means so connecting said members to the drive means as to cause the drive means to place the roughing tool in said forward position when said members are out of intersecting relationship and as to cause the drive means to place the roughing tool in said rearward position when said members are in intersecting relationship.
- 5. The machine as defined in claim 4 wherein said control member comprises a normally open regulator that is movable between open and closed positions; wherein said actuating member comprises a cam so constructed and arranged as to engage the regulator and thereby cause the regulator to move to its closed position during the movement of the slide in said first of said directions and to disengage the regulator and thereby enable the regulator ot move to its open position during the movement of the slide in said other of said directions; and wherein said adjusting means is so constructed and arranged as to cause the drive means to place the roughing tool in said forward position when the regulator is in said open position and as to cause the drive means to place the roughing tool in said rearward position when the regulator is in said closed position.
- 6. The machine as defined in claim 4 further comprising: mounting means so mounting the actuating member that the distance between the initial and working actuating member positions is greater than the distance between the initial and working stand positions.
- 7. The machine as defined in claim 6 wherein said mounting means comprises: connecting means so connecting the actuating member to the stand and to the turntable as to cause the actuating member to move from said initial actuating member position to the said working actuating member position at a greater speed than the speed of movement of the stand from said initial stand position to said working stand position.
- 8. The machine as defined in claim 7 wherein said control member comprises a normally open regulator that is movable between open and closed positions; wherein said actuating member comprises a cam so constructed and arranged as to engage the regulator and thereby cause the regulator to move to its closed position during the movement of the slide in said first of said directions and to disengage the regulator and thereby enable the regulator to move to its open position during the movement of the slide in said other of said directions; and wherein said adjusting means is so constructed and arranged as to cause the drive means to place the roughing tool in said forward position when the regulator is in said open position and as to cause the drive means to place the roughing tool in said rearward position when the regulator is in said closed position.
- 9. The machine as defined in claim 8 wherein said connecting means comprises: a plate reigidly fixed to the stand for movement in unison therewith; a beam, to which said cam is affixed, mounted to the plate for movement with respect to the plate towards and away from the regulator; and a linkage so connecting the slide, the plate and the beam as to enable the movement of the stand towards the post to cause movement of the cam towards the regulator at a greater speed than the speed of movement of the stand towards the post.
- 10. A machine for roughing the margin of an upper of a shoe assembly, said shoe assembly comprising a last having an insole located on its bottom and the upper mounted thereon with the upper margin lying against and being secured to the periphery of the insole, comprising: a frame; a housing mounted for forward-rearward movement with respect to the frame; a roughing tool mounted to the housing for forward-rearward movement with respect to the housing; drive means for moving the roughing tool between forward and rearward positions with respect to the housing; a turntable mounted for rotary movement about an upright axis; a slide mounted to the turntable for reciprocal movement in two opposite prone directions between two end positions on the turntable; a post rigidly mounted to the slide; a backpart shoe assembly supporting element, for supporting the backpart of the shoe assembly bottomup, mounted to the post; a stand mounted to the slide for movement towards and away from the post; a forepart shoe assembly supporting element, for supporting the forepart of the shoe assembly bottom-up, mounted to the stand; means for moving the stand towards the post from an initial stand position to a working stand position through a distance that is inversely proportional to the length of a shoe assembly that is supported on the backpart supporting element to thereby enable the forepart supporting element to be placed in a supportive position with respect to the foreport of the shoe assembly; cooperative terminating means mounted to the stand and to the turntable for defining one of said end positions; means for first moving the slide with respect to the turntable while the turntable is stationary in a first of said directions between said end positions to an end position defined by said terminating means so as to move a first side portion of the upper margin past the housing and the roughing tool in such a manner that relative movement extending from the heel of the shoe assembly towards the toe of the shoe assembly of the roughing tool with respect to the upper margin takes place; means for thereafter rotating the turntable 180.degree. while the slide is stationary relative to the turntable to move the toe portion of the upper margin past the housing and the roughing tool; means for thereafter moving the slide with respect to the turntable, while the turntable is stationary, in the other of said directions between said end position so as to move the other side portion of the upper margin past the housing and the roughing tool in such a manner that relative movement extending from the toe of the shoe assembly towards the heel of the shoe assembly of the roughing tool with respect to the upper margin takes place; operating means effective during said movement of the upper margin portions past the housing to so move the housing forwardly and rearwardly as to maintain the housing in a prescribed forward-rearward relationship with respect to the periphery of the side of the shoe assembly moving past the housing thereby enabling the roughing tool to engage the upper margin a relatively great distance inwardly of the periphery of the shoe assembly bottom when the tool is in said forward position and to enable the roughing tool to engage the upper margin a relatively small distance inwardly of the periphery of the shoe assembly bottom when the tool is in said rearward position; a control member mounted to the turntable; an actuating member mounted to the stand for movement in unison with the movement of the stand towards the post from an initial actuating member position to a working actuating member position and mounted for movement with the slide in said directions, the mounting of the actuating member to the stand being so constructed and arranged that the distance between the initial and working actuating member positions is greater than the distance between the initial and wokring stand positions; said members being so constructed and arranged as to be in non-intersecting relationship at the beginning of the slide movement in said first of said directions and at the end of the slide movement in said other of said directions and to be in intersecting relationship during at least a first prescribed portion of the slide movement in said first of said directions and during a second prescribed portion of the slide movement in said other of said directions; and adjusting means so connecting said members to the drive means as to cause the drive means to place the tool in one of said positions when said members are in non-intersecting relationship and to place the tool in the other of said positions when said members are in intersecting relationship.
- 11. The machine as defined in claim 10 wherein said mounting of the actuating member comprises: connecting means so connecting the actuating member to the stand and to the turntable as to cause the actuating member to move from said initial actuating member position to said working actuating member position at a greater speed than the speed of movement of the stand from said initial stand position to said working stand position.
- 12. The machine as defined in claim 11 wherein said control member comprises a normally open regulator that is movable between open and closed positions; wherein said actuating member comprises a cam so constructed and arranged as to engage the regulator and thereby cause the regulator to move to its closed position during the movement of the slide in said first of said directions and to disengage the regulator and thereby enable the regulator to move to its open position during the movement of the slide in said other of said directions; and wherein said adjusting means is so constructed and arranged as to cause the drive means to place the roughing tool in said forward position when the regulator is in said open position and as to cause the drive means to place the roughing tool in said rearward position when the regulator is in said closed position.
- 13. The machine as defined in claim 12 wherein said connecting means comprises: a plate rigidly fixed to the stand for movement in unison therewith; a beam, to which said cam is affixed, mounted to the plate for movement with respect to the plate towards and away from the regulator; and a linkage so connecting the slide, the plate and the beam as to enable the movement of the stand towards the post to cause movement of the cam towards the regulator at a greater speed than the speed of movement of the stand towards the post.
Parent Case Info
This is a continuation of application Ser. No. 608,616 filed Aug. 28, 1975, now abandoned.
US Referenced Citations (5)
Continuations (1)
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Number |
Date |
Country |
Parent |
608616 |
Aug 1975 |
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