Improved woodworking jigsaw

The invention discloses an improved woodworking jigsaw which comprises a base, a jigsaw body, an upper rocker arm, a lower rocker arm, a jigsaw body and a movable worktable device. The movable worktable device comprises a supporting platform, a horizontal sliding table, an object carrying table, a rotating shaft, a vacuum airtight device and a numerical control computer. The supporting platform is located on the base, the horizontal sliding table is installed on the supporting platform, the upper portion of the horizontal sliding table is connected with the object carrying table, the center of the object carrying table is driven to carry out horizontal linear reciprocating motion in the jigsaw body direction, an installation hole is formed in the center of the object carrying table, a ball bearing is installed in the installation hole, the rotating shaft is sleeved with the ball bearing, the vacuum airtight device is connected with the rotating shaft and fixed in the supporting platform, and the numerical control computer is connected with the horizontal sliding table, the rotating shaft and the vacuum airtight device. The improved woodworking jigsaw has the advantages that automatic machining is achieved, the machining efficiency and the machining precision are improved, and the product repeatability is good.