一种驱动轮自适应翘板式转向驱动系统

Abstract

本实用新型公开了一种驱动轮自适应翘板式转向驱动系统，其用于叉车，其包括驱动轮以及驱动驱动轮转动的驱动单元；其还包括：翘板架，其包括上下平行布置的上水平板、下水平板以及用于连接上水平板、下水平板的连接板，上水平板转动安装在叉车车架上；驱动轮位于上水平板下方，驱动单元安装在上水平板上并与驱动轮传动连接；以及增压油缸，其安装在叉车车架上，其伸缩端活动连接有连接座，连接座底部连接有导向杆且导向杆滑动贯穿上水平板，导向杆上套装有增压弹簧且增压弹簧与上水平板、连接座连接。本实用新型采用翘板式结构，能够防止驱动轮悬空；设置有增压油缸和增压弹簧，保证整车在空载、满载等各种工况下都具有足够的驱动力。

Claims

1. A drive wheel self-adapting swing arm steering drive system for a forklift truck, comprising a drive wheel (1) and a drive unit (2) for driving the drive wheel (1) to rotate; characterized in that, It also includes: A rocker arm (3) includes an upper horizontal plate (31) and a lower horizontal plate (32) arranged parallel to each other, and a connecting plate (33) for connecting the upper horizontal plate (31) and the lower horizontal plate (32). The upper horizontal plate (31) is rotatably mounted on a forklift frame (7). A drive wheel (1) is located below the upper horizontal plate (31), and a drive unit (2) is mounted on the upper horizontal plate (31) and is connected to the drive wheel (1) for transmission. A booster cylinder (4) is mounted on a forklift frame (7). Its telescopic end is movably connected to a connecting seat (41). A guide rod (42) is connected to the bottom of the connecting seat (41), and the guide rod (42) slides through the upper horizontal plate (31). A booster spring (43) is fitted on the guide rod (42), and the booster spring (43) is connected to the upper horizontal plate (31) and the connecting seat (41).

2. The drive wheel adaptive swing arm drive system of claim 1, wherein, The upper horizontal plate (31) is provided with a pivot (311) on both sides, and both pivots (311) are rotatably connected to the forklift frame (7).

3. The drive wheel adaptive swing arm drive system of claim 1, wherein, The adaptive rocker steering drive system also includes a swing limit plate (5), which is L-shaped. The vertical section of the swing limit plate (5) is fixed on the forklift frame (7), and the horizontal section of the swing limit plate (5) is located above the lower horizontal plate (32) with a gap between the horizontal section and the lower horizontal plate (32).

4. The drive wheel adaptive swing arm drive system of claim 1, wherein, An installation opening is provided through the upper horizontal plate (31), and protrusions (312) are provided on both sides of the installation opening on the upper horizontal plate (31); a mounting seat (313) is provided inside the installation opening, the drive wheel (1) is located below the mounting seat (313), and the drive unit (2) is installed on the mounting seat (313) and is connected to the drive wheel (1) for transmission; a connecting block (314) is connected to both sides of the mounting seat (313), and the two connecting blocks (314) are respectively set to correspond one-to-one with the two protrusions (312), and a pin (315) is provided on the connecting block (314) to rotatably connect with the protrusion (312).

5. The drive wheel adaptive swingarm steering drive system of claim 4, wherein, A limiting block (316) is connected to the connecting block (314). The limiting block (316) is provided with limiting forks (317) located on both sides of the protrusion (312) and the limiting forks (317) are in contact with the upper horizontal plate (31).

6. The drive wheel adaptive swingarm steering / drive system of claim 1 wherein, The fixed end of the booster cylinder (4) is connected to an adjusting pad (44), and a fixing block (45) is connected above the adjusting pad (44). The fixing block (45) is fixed on the forklift frame (7).

7. The drive wheel adaptive swing arm drive system of claim 1, wherein, The adaptive rocker steering drive system also includes an auxiliary wheel (6), which is installed at the bottom of the lower horizontal plate (32).

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