Tube breaking device for pointed-end glass tube

The utility model discloses a tube breaking device for a pointed-end glass tube. The tube breaking device for the pointed-end glass tube comprises a scissor handle, a scissor body and a scissor head, one end of the tool bit is connected with the scissor handle through the scissor body, and the included angle between the tool bit and the scissor body is 60-175 degrees. The method for breaking the pointed-end glass tube by adopting the tube breaking device comprises the following specific steps: firing, standing, immersing in water and breaking the tube. The tube breaking device for the pointed-end glass tube has the advantages of being sanitary, economical, convenient to use, time-saving and safe. A pointed-end glass tube is softened and lengthened under flame of an alcohol lamp and is burnt out under flame, the pointed-end glass tube is placed on a device carrier, the lower end of the pointed-end glass tube is immersed in sterilization injection water, and the actions are repeated, for example, after 10 tubes