motorized moving skeleton 15in

this us a basic moving skeleton it works But needs more fine tuning so classed as a work in progress any improvements will be helpful and would be happy for the help i printed in petg using a lot of different size m3 bolts and some grease for the moving parts this runs on a little Micro Geared DC Motor https://www.temu.com/goods.html?_bg_fs=1&goods_id=605513966318482&parent_order_sn=PO-210-07438525717113759&_oak_order_sn=210-07438620088953759&_oak_goods_num=1&sku_id=104823240296450&_x_vst_scene=adg&_x_ads_sub_channel=search&_x_ads_channel=google&_x_login_type=Google&_x_ads_account=3954917911&_x_ads_set=20030620447&_x_ads_id=145204446941&_x_ads_creative_id=656070467913&_x_ns_source=g&_x_ns_gclid=CjwKCAjwyqWkBhBMEiwAp2yUFsNc45WAFJdWVjX2PU37SUERSJ7rRRGr_VxbOv8fyeQHMLyZRodRTRoCmXQQAvD_BwE&_x_ns_placement=&_x_ns_match_type=e&_x_ns_ad_position=&_x_ns_product_id=&_x_ns_target=&_x_ns_devicemodel=&_x_ns_wbraid=CjkKCQjwp6CkBhDRARIoALYaqaxyhdhAMYxtkUfHJ8M7R5OLAPc_QgRQs88DU52v8x05AwRDoBoC1o8&_x_ns_gbraid=0AAAAAo4mICGdIcuMdghOYgamIG2qDKeIw&_x_ns_keyword=temu&_x_ns_targetid=kwd-5681707004&_x_sessn_id=1r51oglvsc&refer_page_name=bgt_order_detail&refer_page_id=10045_1782248664062_50fiwc8zok&refer_page_sn=10045   dont attempt if no knowledge off wiring electronics as can be dangerous