Title:
WORK MACHINE
Document Type and Number:
Japanese Patent JP2023118788
Kind Code:
A
Abstract:
To provide a work machine having a suitable lubricant structure.SOLUTION: In a work machine, a front-side grease holding part 30 is provided below a front-side plunger 57 and a wall part is provided between a gear storage part 52a and the front-side grease holding part. Further, a front-side grease receiving member 30a is provided below the front-side plunger 57 and a front-side metal bearing 61, so that grease dropping into the front-side grease receiving member 30a is fed toward an outer peripheral surface of the front-side plunger 57. Grease in a grease accumulation convex part 35 is pushed out utilizing oscillation in a vertical direction of a bolt 72 for fixing a front-side metal in an orbital mode. A rear-side grease receiving member 40a is provided below a rear-side plunger 58 and a rear-side metal bearing 62, so that grease dropping into the rear-side grease receiving member 40a is fed toward an outer peripheral surface of the rear-side plunger 58. Grease in a grease accumulation convex part 45 is pushed out utilizing oscillation in the vertical direction of a bolt 73 for fixing a rear-side metal in the orbital mode.SELECTED DRAWING: Figure 6
Inventors:
NAKANO RYOSUKE
YOKOYAMA JINICHI
INUI KEN
YOKOYAMA JINICHI
INUI KEN
Application Number:
JP2023102860A
Publication Date:
August 25, 2023
Filing Date:
June 22, 2023
Export Citation:
Assignee:
KOKI HOLDINGS CO LTD
International Classes:
B23D59/04; B23D49/10; B23D49/16; B23D51/00; B25F5/00; B25F5/02; B26D7/08; B27B19/09
Attorney, Agent or Firm:
Hiromi Murai
Takashi Murai
Takashi Murai