一种锯床用模块化多工位定位夹具

Abstract

本实用新型提供了一种锯床用模块化多工位定位夹具，属于锯床技术领域，它解决了现有难以兼容薄壁金属板，易引发工件翘曲变形的技术问题。一种锯床用模块化多工位定位夹具，包括多个模块定位座、每个模块定位座内均开设的十字抽吸腔，每个模块定位座底面均开设有安装螺孔，每个安装螺孔通过螺栓与锯床架体进行螺纹固定连接，每个模块定位座形状为正方体且顶底两个侧面上均固定有插接块，每个插接块的端面均固定有密封胶层，每个模块定位座左右两个侧面上均开设有安装槽。本实用新型具有可以更加适用于薄壁金属板，减少工件翘曲变形的优点。

Claims

1. A modular multi-station positioning fixture for sawing machines, comprising a plurality of module positioning seats (1), each module positioning seat (1) being provided with a cross suction cavity (2) therein, characterized in that, Each module positioning seat (1) has a mounting screw hole (3) on its bottom surface. Each mounting screw hole (3) is threadedly connected to the saw frame body by bolts. Each module positioning seat (1) is cube-shaped and has a plug-in block (4) fixed on both the top and bottom sides. Each plug-in block (4) has a sealing layer (5) fixed on its end face. Each module positioning seat (1) has a mounting groove (6) on both the left and right sides. Each module positioning seat (1)'s plug-in block (4) is plugged into the plug-in groove of the adjacent module positioning seat (1). Each module positioning seat (1)'s plug-in groove and plug-in block (4) have an airflow port (7). Each airflow port (7) is connected to the cross suction chamber (2). Each module positioning seat (1)'s plug-in groove is equipped with a pre-connection component and a limiting component. Each module positioning seat (1)'s top surface has a suction port (8). Each suction port (8) has a suction cup (9) fixed on it.

2. A modular multi-station positioning fixture for sawing machines according to claim 1, characterized in that, The pre-connection assembly includes a pair of guide grooves (10) opened on the bottom wall of each insertion slot, and a pre-connection slider (11) slidably connected in each guide groove (10). A push spring (12) is fixed between each pre-connection slider (11) and the bottom of the guide groove (10). A pair of pre-connection slots (13) are opened on the bottom surface of each insertion block (4). One end of each pre-connection slider (11) is inserted into the corresponding pre-connection slot (13).

3. A modular multi-station positioning fixture for sawing machines according to claim 1, characterized in that, The limiting assembly includes a pair of limiting sliders (14) slidably connected to the top wall of each insertion slot, and a pair of driving worm gears (15) rotatably connected inside each module positioning seat (1). Each driving worm gear (15) is coaxially fixedly connected to a driving screw (16). Each driving screw (16) is threadedly connected to the corresponding limiting slider (14). Each insertion block (4) has a pair of limiting grooves (17) on its top surface. One end of each limiting slider (14) is inserted into the corresponding limiting groove (17).

4. A modular multi-station positioning fixture for sawing machines according to claim 3, characterized in that, Each module positioning seat (1) is rotatably connected to a drive seat (18), and each module positioning seat (1) is rotatably connected to a drive worm gear (19). The top end of each drive worm gear (19) is coaxially fixedly connected to the corresponding drive seat (18). Each module positioning seat (1) is rotatably connected to a pair of drive worm wheels (20). Each drive worm wheel (20) meshes with the corresponding drive worm gear (19). Both drive worm wheels (20) are coaxially fixedly connected to a transmission gear (21). Each module positioning seat (1) is rotatably connected to a pair of transmission gears (22). Each transmission gear (21) and the corresponding transmission gear (22) are connected by a transmission belt (23). Each transmission gear (22) is coaxially fixedly connected to a drive worm gear (24). Each drive worm gear (24) meshes with the corresponding drive worm wheel (15).

5. A modular multi-station positioning fixture for sawing machines according to claim 4, characterized in that, Each of the drive seats (18) is provided with an internal hexagonal slot (25).

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