US 12,251,782 B2
Device for pressing materials guided by rollers for carpentry cutting
Jian Ding, Nanjing (CN); Xiaogang Qin, Nanjing (CN); Qinghai Xu, Nanjing (CN); and Huazhong Sun, Nanjing (CN)
Assigned to HARVEY WOODWORKING TECHNOLOGY (NANJING) CO., LTD, Nanjing (CN)
Filed by HARVEY WOODWORKING TECHNOLOGY (NANJING) CO., LTD, Nanjing (CN)
Filed on Nov. 3, 2022, as Appl. No. 18/052,239.
Claims priority of application No. 202210307324.4 (CN), filed on Mar. 25, 2022.
Prior Publication US 2023/0321774 A1, Oct. 12, 2023
Int. Cl. B23Q 1/00 (2006.01); B23Q 3/00 (2006.01)
CPC B23Q 3/002 (2013.01) 8 Claims
OG exemplary drawing
 
1. A device for pressing materials guided by rollers for a carpentry cutting, comprising a device body, two base body fixing blocks, an adjustment mechanism and two pressing mechanisms, wherein:
the device body comprises a first base body and a second base body, the first base body is adjacent to the second base body, and the first base body is in connection with the second base body;
the two base body fixing blocks are arranged to press both sides of the device body, respectively;
the adjustment mechanism comprises a pushing mechanism, two compressing mechanisms and a reset mechanism, the two pressing mechanisms are moved along a direction from the first base body toward the second base body through the pushing mechanism, and a play between the first base body and the pressing mechanisms is compressed by the two compressing mechanisms;
wherein the pushing mechanism comprises a sliding block, a pressing bar and an eccentric block, wherein the sliding block is located inside the second base body and is connected with the two pressing mechanisms, the eccentric block is mounted inside the first base body, the pressing bar is connected with the sliding block, one end of the pressing bar is in contact with an outer circumferential surface of the eccentric block, and another end of the pressing bar is extended into the sliding block;
the two compressing mechanisms are symmetrically arranged on both sides of the pressing bar, each of the two compressing mechanisms comprises a fastening screw, a cushion block, and a pressing spring, wherein the fastening screw is connected with the sliding block, one end of the fastening screw is extended into the first base body, and another end of the fastening screw is extended into the sliding block, and is provided with the cushion block, one side of the cushion block away from the fastening screw is provided with the pressing spring, and one end of the pressing spring away from the cushion block is extended to be in connection with the second base body;
the reset mechanism comprises a reset spring, one end of the reset spring is sleeved on one end of the pressing bar away from the first base body, and another end of the pressing bar is extended into the pressing mechanisms; and
each of the pressing mechanisms comprises a roller fixing block connected with the sliding block, and two rollers with a same rolling direction, the two rollers are respectively mounted on both sides of the roller fixing block.