String hammer handle back of body shelves with a weak sound rod hole

The utility model discloses a string hammer handle back of body shelves with a weak sound rod hole, hit the ware cam including support and commentaries on classics, change to hit and install string hammer handle on the ware cam, install the hammerhead on the string hammer handle, be equipped with back of the body shelves on the support, it is equipped with braking wood on the ware cam to change tohit, braking wood cooperatees with the pillow, a weak sound rod hole of a sound rod a little less than back of the body shelves lower extreme is equipped with and is used for pegging graft, a weak sound rod is connected in weak sound footboard lever, the utility model discloses step on down weak sound step, make weak sound footboard lever upwards lift up, thereby it upwards lifts up to drive a weak sound rod, be equipped with a weak sound rod hole through back of the body shelves lower extreme, a weak sound rod is pegged graft downtheholely at a weak sound rod, and then lift up and carry on the back shelves, back of