Tool change device and tool change method
First Claim
1. A tool change method in a tool change device comprising:
- a main spindle (24) having a leading end on which a tool (25) is mounted;
a tool magazine (29) including a plurality of hold portions (30) capable of holding a plurality of tools (25);
a tool interchanging means (27) disposed on one side of said tool magazine for interchanging, at a tool interchanging position, said tool (25) mounted on said main spindle with a tool (25) taken out from one of the hold portions of said tool magazine;
a tool storage member (41) disposed on the other side of said tool magazine for storing at least one tool (25) to be substituted for one of one of said tools held in the tool magazine and said tool mounted on said main spindle; and
a tool carrying means (L) for carrying said tool stored on said tool storage member (41) to the hold portions on said tool magazine and for carrying one of said tools held on the hold portions to said tool storage member,wherein said hold portions (30) are arranged on a straight line, and said tool (25) mounted on said main spindle is interchanged with a tool (25) taken out from one of one of the hold portions of said tool magazine and said tool storage member (41) at said tool interchanging position (P3); and
whereinsaid tool carrying means (L) is movable among holding positions respectively corresponding to said hold portions, said tool interchanging position and a tool storage position corresponding to said tool storage member so as to deliver and receive said tool among said hold portions of said tool magazine, said tool interchanging means and said tool storage member,said tool change method comprising the step of;
carrying said at least one tool from the tool storage position to one of said holding position corresponding to said hold portions and said tool interchanging position directly without passing through said tool magazine.
3 Assignments
0 Petitions
Accused Products
Abstract
In the tool change device, a tool change arm 27 for changing a tool 25 with respect to a main spindle 24, a main tool magazine 29 including a plurality of hold grooves 30 arranged linearly for holding the tools 25, and a tool storage member 41 including at least one storage portion 46 for storing the tool 25 are arranged in the back-and-forth direction of the tool change device. In order that the tools 25 can be delivered between the tool change arm 27 and main tool magazine 29, between the main tool magazine 29 and tool storage member 41, and between the tool storage member 41 and tool change arm 27, a single tool loader L is disposed in such a manner that it can be moved in correspondence to the tool change arm 27, main tool magazine 29 and tool storage member 41.
26 Citations
39 Claims
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1. A tool change method in a tool change device comprising:
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a main spindle (24) having a leading end on which a tool (25) is mounted; a tool magazine (29) including a plurality of hold portions (30) capable of holding a plurality of tools (25); a tool interchanging means (27) disposed on one side of said tool magazine for interchanging, at a tool interchanging position, said tool (25) mounted on said main spindle with a tool (25) taken out from one of the hold portions of said tool magazine; a tool storage member (41) disposed on the other side of said tool magazine for storing at least one tool (25) to be substituted for one of one of said tools held in the tool magazine and said tool mounted on said main spindle; and a tool carrying means (L) for carrying said tool stored on said tool storage member (41) to the hold portions on said tool magazine and for carrying one of said tools held on the hold portions to said tool storage member, wherein said hold portions (30) are arranged on a straight line, and said tool (25) mounted on said main spindle is interchanged with a tool (25) taken out from one of one of the hold portions of said tool magazine and said tool storage member (41) at said tool interchanging position (P3); and
whereinsaid tool carrying means (L) is movable among holding positions respectively corresponding to said hold portions, said tool interchanging position and a tool storage position corresponding to said tool storage member so as to deliver and receive said tool among said hold portions of said tool magazine, said tool interchanging means and said tool storage member, said tool change method comprising the step of; carrying said at least one tool from the tool storage position to one of said holding position corresponding to said hold portions and said tool interchanging position directly without passing through said tool magazine. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A tool change method in a tool change device comprising a main spindle, a tool magazine including a plurality of hold portions arranged on a straight line in such a state that the hold portions are opened in one direction, tool interchanging means provided on one side of said tool magazine, a tool storage member provided on the other side of said tool magazine, a tool loader which is moved to any one of a tool change position, a position corresponding to each hold portion of said tool magazine and a position corresponding to said tool storage member, whereby to receive and deliver a tool from and to a tool change arm installed in said tool interchanging means, the hold portions of said tool magazine and said tool storage member, and a sequence controller for controlling the movement of said tool loader, said tool change method comprising the steps of:
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performing a tool replacement operation to replace a tool in said storage member, and preventing said tool loader from moving to said position corresponding to said tool storage member when performing said tool replacement operation. - View Dependent Claims (11, 12, 13, 14)
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15. A tool change device comprising:
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a main spindle; a tool magazine including a plurality of hold portions arranged on a straight line in such a state that the hold portions are opened in one direction; tool interchanging means provided on one side of said tool magazine; a tool storage member provided on the other side of said tool magazine, said tool storage member adapted to allow replacement of a tool therein by an operator of said tool change device; a tool loader which is moved among a tool change position, a position corresponding to each hold portion of said tool magazine and a position corresponding to said tool storage member, for receiving and delivering a tool from and to any one of a tool change arm installed in said tool interchanging means, the hold portions of said tool magazine and said tool storage member; and a tool loader stopping means for preventing said tool loader from entering to the position corresponding to said tool storage member when a tool is replaced in said tool storage member by the operator. - View Dependent Claims (16, 17, 18, 19, 20)
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21. A tool change method in a tool change device comprising:
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a main spindle (24) having a leading end on which a tool (25) is mounted; a tool magazine (29) including a plurality of hold portions (30) capable of holding a plurality of tools (25); a tool interchanger (27) disposed on one side of said tool magazine to interchange, at a tool interchanging position, said tool (25) mounted on said main spindle with a tool (25) taken out from one of the hold portions of said tool magazine; a tool storage member (41) disposed on the other side of said tool magazine for storing at least one tool (25) to be substituted for one of one of said tools held in the tool magazine and said tool mounted on said main spindle; and a tool carrier (L) to carry said tool stored on said tool storage member (41) to the hold portions on said tool magazine and to carry one of said tools held on the hold portions to said tool storage member, wherein said hold portions (30) are arranged on a straight line, and said tool (25) mounted on said main spindle is interchanged with a tool (25) taken out from one of one of the hold portions of said tool magazine and said tool storage member (41) at said tool interchanging position (P3); and
whereinsaid tool carrier (L) is movable among holding positions respectively corresponding to said hold portions, said tool interchanging position and a tool storage position corresponding to said tool storage member so as to deliver and receive said tool among said hold portions of said tool magazine, said tool interchanger and said tool storage member, said tool change method comprising the step of; carrying said at least one tool from the tool storage position to one of said holding position corresponding to said hold portions and said tool interchanging position directly without passing through said tool magazine. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29)
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30. A tool change method in a tool change device comprising a main spindle, a tool magazine including a plurality of hold portions arranged on a straight line in such a state that the hold portions are opened in one direction, tool interchanger provided on one side of said tool magazine, a tool storage member provided on the other side of said tool magazine, a tool loader which is moved to any one of a tool change position, a position corresponding to each hold portion of said tool magazine and a position corresponding to said tool storage member, whereby to receive and deliver a tool from and to a tool change arm installed in said tool interchanger, the hold portions of said tool magazine and said tool storage member, and a sequence controller for controlling the movement of said tool loader, said tool change method comprising the steps of:
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performing a tool replacement operation to replace a tool in said storage member, and preventing said tool loader from moving to said position corresponding to said tool storage member when performing said tool replacement operation. - View Dependent Claims (31, 32, 33, 34)
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35. A tool change device comprising:
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a main spindle; a tool magazine including a plurality of hold portions arranged on a straight line in such a state that the hold portions are opened in one direction; tool interchanger provided on one side of said tool magazine; a tool storage member provided on the other side of said tool magazine, said tool storage member adapted to allow replacement of a tool therein by an operator of said tool change device; a tool loader which is moved among a tool change position, a position corresponding to each hold portion of said tool magazine and a position corresponding to said tool storage member, for receiving and delivering a tool from and to any one of a tool change arm installed in said tool interchanger, the hold portions of said tool magazine and said tool storage member; and a tool loader stopper to prevent said tool loader from entering to the position corresponding to said tool storage member when a tool is replaced in said tool storage member by the operator. - View Dependent Claims (36, 37, 38, 39)
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Specification