US 11,865,660 B2
Woodwork milling fence device with a precision fine-tuning function
Xiaogang Qin, Jiangsu (CN); Qinghai Xu, Jiangsu (CN); and Huazhong Sun, Jiangsu (CN)
Assigned to Harvey woodworking Technology (Nanjing) Co., Ltd., Jiangsu (CN)
Filed by Xiaogang Qin, Jiangsu (CN); Qinghai Xu, Jiangsu (CN); and Huazhong Sun, Jiangsu (CN)
Filed on Jun. 23, 2021, as Appl. No. 17/356,468.
Claims priority of application No. 202110500979.9 (CN), filed on May 8, 2021.
Prior Publication US 2022/0355428 A1, Nov. 10, 2022
Int. Cl. B23Q 3/00 (2006.01); B27B 27/10 (2006.01); B27C 5/04 (2006.01)
CPC B23Q 3/007 (2013.01) [B27B 27/10 (2013.01); B27C 5/04 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A woodwork milling fence device with a precision fine-tuning function, comprising two guide rods, an electric router fence body, fence board, fence positioning fine-tuning mechanism, fence board fine-tuning mechanism, two fence locking handle devices and an eccentric dust outlet;
the guide rods are respectively provided with T-shaped bosses, and the T-shaped bosses cooperate with first square nuts and first screws to position the two guide rods in parallel on the electric router fence body, and enable the woodwork milling fence working surface to be parallel to the T-shaped slot of the workbench;
the fence positioning fine-tuning mechanism is arranged between the two guide rods, and is fixed on the electric router fence body by second screws and second square nuts, the fence positioning fine-tuning mechanism is provided with a fine-tuning support, a first dovetail foundation, and is spaced by boss on the fine-tuning support with a positioning hole on the first dovetail foundation and a slot on the electric router fence body, the fence positioning fine-tuning mechanism is also provided with a fence fine-tuning shaft fixed base, a group of T-shaped threaded rods and hand nuts, to position the woodwork milling fence device into the T-shaped slot of the workbench, and the fence positioning fine-tuning mechanism adopts a first dovetail guiding structure, to push the electric router fence body forward or backward;
the fence board fine-tuning mechanism is fixed on an aluminum fence, and the fence positioning fine-tuning mechanism is provided with a second dovetail guiding structure which cuts through the aluminum fence and joins the fence board, to adjust forward or backward movements of the fence board by the second dovetail guiding structure;
the fence locking handle devices are arranged above the woodwork milling fence body, cutting through the two guide rods and the workbench, enabling the fence whose position has been correctly adjusted to be fixed on the workbench;
the eccentric dust outlet is installed on the electric router fence body, comprising a dust collection vent and a dust outlet, and the dust collection vent and the dust outlet adopt a misaligned eccentric design, the dust collection vent is exactly opposite a milling machining position and the dust outlet is arranged at a dust discharge position.