Multi -angle error free stitches teaching aid of connecting of assembling

The utility model relates to an assemble teaching aid technical field, especially relate to a multi -angle error free stitches teaching aid of connecting of assembling, a plurality of connecting pinsthat include a plurality of crossbeams and be used for connecting between a plurality of crossbeams, wherein: the crossbeam includes unilateral hole crossbeam and takes the apical pore crossbeam thatthe odd several through -hole of length direction equipartition is followed to one side of unilateral hole crossbeam, takes one side of apical pore crossbeam to be provided with the blind hole respectively along the odd several through -hole of length direction equipartition placed in the middle and its both ends, the diameter of axle of connecting pin and the aperture phase -match of through -hole and/or blind hole. The utility model discloses a multi -angle error free stitches teaching aid of connecting of assembling's the combination main armrest worker of assembling accomplishes, need notrely on outside instrument,