Hardening loosening device in wheat sowing process

A hardening loosening device in a wheat sowing process aims at reducing the production cost and improving the operation efficiency. The hardening loosening device in the wheat sowing process comprises a support, an adjusting member and a loosening member; the support comprises a crossbeam and sleeves welded at the rear end of the crossbeam; the adjusting member comprises upper end pins, compression springs, middle pins, upper spring pillars, lower pins and lower spring pillars; the upper parts of the compression springs sleeve the upper spring pillars; the lower parts of the compression springs sleeve the lower spring pillars; the upper end pins are inserted in the upper ends of the upper spring pillars and are positioned above the sleeves; the middle pins are inserted in the lower parts of the upper spring pillars and are tightly attached to the upper ends of the compression springs; the lower pins are inserted in the middle lower parts of the lower spring pillars; the loosening member comprises a front cros