JPWO2020069537A5

JPWO2020069537A5 -

Info

Publication number: JPWO2020069537A5
Application number: JP2021517819A
Authority: JP
Publication date: 2022-10-06

Claims

A drive unit for a tooling tool usable with a metalworking press or other machine, comprising:
A first portion and a second portion, wherein the second portion is operably connected to the first portion such that the second portion is movable relative to the first portion and a downward force is applied to the first portion. a first portion and a second portion such that contact between the second portion and the rigid structure results in upward movement of the second portion relative to the first portion;
a work assembly;
a gearing arrangement operably connected to the tooling assembly;
a helix drive operatively connecting the gear arrangement to one of the first portion or the second portion;
with
In the case of said upward movement of said second portion, a corresponding force reversal results, converting an input linear force into an output rotational force, said force reversal resulting in said coupling and said first portion or resulting from corresponding movement of said one of said second portions and said helix drive relative to each other ;
said helix drive being rotatable relative to said second portion, wherein rotation of said helix drive is induced by said upward movement of said second portion;
the tooling assembly is positioned below the helix drive;
drive unit.

said helix drive comprising a stem having an outer surface formed with a plurality of grooves curving upwardly around said stem and along the length of said stem;
said second portion comprising a plurality of bearings each rigidly secured to said second portion, said bearings being respectively received within said grooves of said helix drive stem;
The bearing is guided to move upwardly along the groove of the helix drive stem upon the upward movement of the second portion relative to the first portion, and the bearing is guided to move upwardly along the groove of the helix drive stem relative to the second portion. corresponding to rotation,
A drive unit according to claim 1 .

3. The drive unit of claim 2 , wherein said stem of said helix drive is located below said gearing arrangement in said drive unit.

The second portion is formed with a recess sized to receive the helix drive stem, the bearing extends from a corresponding inner surface of the second portion defining the recess, and the bearing is spaced about the inner surface. 3 and extends into the corresponding groove of the helix drive stem accordingly.

The gearing arrangement comprises a planetary gearing, an input gear or ring gear of the planetary gearing being operatively connected to the helix drive such that the rotation of the helix drive corresponds to the same rotation of the input gear. 2. The drive unit of claim 1 , wherein:

6. The drive unit of claim 5 , wherein said helix drive comprises a casing extending from said helix drive, said input gear being located inside said casing and coupled to said casing.

Rotation of the input gear results in greater rotation of the output gear of the planetary gear set, the output gear being operably connected to the tooling assembly, wherein rotation of the output gear results in greater rotation of the tooling assembly. 6. The drive unit according to claim 5 , corresponding to the same rotation of .

The planetary gear train comprises one or more sets of intermediate gears or planetary gears operatively connecting the input gear with the output gear, wherein the rotation of the input gear is controlled by the one or more sets of intermediate gears. 8. The drive unit of claim 7 , corresponding to a greater number of rotations of gears, and wherein said rotations of said set or sets of intermediate gears correspond to a greater number of rotations of said output gear.

8. The tooling assembly of claim 7 , wherein the tooling assembly comprises an insert that connects at one end to the output gear of the planetary gear train, the other end of the insert being configured to be connected to a tool. Drive unit as described.

10. The drive unit of claim 9 , further comprising said tool, said tool being an internally threaded tool and said rigid structure being a material machined by said internally threaded tool.

2. The drive unit of claim 1, wherein the first portion is the upper portion of the drive unit and the second portion is the lower portion of the drive unit.

9. The drive unit of claim 8 , wherein each set of intermediate gears comprises three gears equally spaced about and centered on said input gear.

The set or sets of intermediate gears are two sets of intermediate gears, a first set of intermediate gears connecting the input gear to a second set of intermediate gears, and the second set of intermediate gears being the 9. The drive unit of claim 8 , wherein a first set of intermediate gears are coupled to said output gear such that the rotation ratio from said input gear to said output gear is 1/3 turn to 7 turns.

A lubrication system,
A housing configured to be positioned below a material to be machined , said housing having a central recess forming a lubricant reservoir, said recess being recessed when said housing is depressed. a housing having a depressible top surface that induces an upward emission of lubricant from to said material to be machined;
2. The drive unit of claim 1, further comprising a lubrication system comprising:

The housing comprises a die such that the upper surface of the die is depressed to induce downward contact by the material resulting from a corresponding force on the material to be machined by the tool drive unit of the machining assembly. 15. The drive unit according to claim 14 , wherein the drive unit comprises:

A tool assembly usable with a metal working press or other machine, comprising:
an upper portion and a lower portion, wherein the upper portion and the lower portion are operably coupled;
a head portion operably coupled to the upper portion and configured to contact and move downwardly from the machine's Ramstrom;
a drive unit comprising a helix drive and a transmission assembly operably coupled to said drive, wherein said head portion is operably coupled to said helix drive;
a tooling assembly operably connected to the transmission assembly;
with
Downward linear movement of the head from the ram stroke of the machine results in rotational movement of the helix drive relative to the head, and the rotational movement of the helix drive results in enhanced transmission assembly. wherein said enhanced rotational movement of said transmission assembly results in corresponding rotational movement of said tooling assembly;
tool assembly.

The head portion is formed with a plurality of sets of grooves, each set of grooves being individually adapted to cooperate with a groove provided on the helix drive through a corresponding number of bearings. 17. A tool assembly according to claim 16 , which is linkable to and allows selective adjustment of rotation of said helix drive resulting from said downward linear movement of said head portion .