RU2000101269A - METHOD AND DEVICE FOR PACKAGING BULK PRODUCTS IN ELASTIC CONTAINER - Google Patents

Claims (1)

1. A method of packaging bulk products in an elastic container, which includes cyclically performed operations: preparing packaging containers, forming the volume of packaging containers commensurate with the volume of placed products, forming and feeding conglomerates of discrete products into prepared containers and placing them in it, as well as capping containers with placed in it products, characterized in that from the prepared container blanks in the form of a tape, form a V-shaped sleeve with an angle of disclosure of its cross section, the minimum value of A ₁ and the maximum value of A ₂ which is selected within
0.014⇐ (A ₁ + α ₁ A ₂ ) / A ₂ ⇐ 3.6,
where α ₁ is the experimental coefficient selected depending on the type of material (plastic, paper, metal) in the range of 0.014⇐α ₁ ⇐2.6, then transverse seams are made _{on the} semi-sleeve at the distances between the seams, the minimum L ₁ and maximum L ₂ , the values of which are selected within
0.21⇐ (L ₁ + α ₂ L ₂ + α ₃ d) / (L ₂ + d) ⇐36,
where d is the width of the transverse seam, and α ₂ and α ₃ are the experimental coefficients, selected depending on the type and volume of the loaded product, the strength of the tape and the quality of the weld, respectively, in the range of 0.21⇐α ₂ ⇐2.5 and 0, 26⇐α ₃ ⇐3.4, the formed packet is brought into the loading zone of the dosing device, with the help of which a volume V _{1 of} loaded products is formed, selected depending on the volume V ₂ prepared for loading of the packet within
0.46⇐ (V ₁ + α ₄ V ₂ ) / V ₂ ⇐ 3.8
where α ₄ is the experimental coefficient selected depending on the strength of the package and bulk properties of the material (volumetric occupancy of the package with the loaded material and the specific gravity of the material) within 0.46 0,4α ₄ ⇐ 2.8.
2. A device for packaging bulk products in an elastic container containing a base, a panel with controls, a module for forming containers from a packaging tape, nodes for holding, filling and changing packaging containers in the loading area, as well as units for feeding and dispensing bulk products, characterized in that the module for forming containers is made in the form of a system of guide rollers, a mechanism for supporting the packing tape, a unit for welding transverse seams and a mechanism for longitudinal welding, moving and cutting finished packages, and the total length and L ₃ transverse seams of each package and L _{4 the} total length of the longitudinal seams of this package are interconnected by the ratio
0.37⇐ (L ₃ + β ₁ L ₄ ) / L ₄ ⇐ 130,
where β ₁ is the experimental coefficient selected depending on the strength of the packaging tape and the dimensions of the manufactured containers within 0.37⇐β ₁ ⇐ 2.1, the longitudinal welding, moving and cutting mechanism is made in the form of autonomous, structurally interconnected, longitudinal welding unit the seam of the package, the unit for moving the package, the unit for separating the finished package from the subsequent formed package so that the distance L _{5 of} movement of the loaded package is interconnected with the length L _{6 of the} package by the ratio
1.4⇐ (L ₅ + β ₂ L ₆ ) \ L ₆ ⇐ 130,
where β _{2 is an} experimental integer coefficient selected depending on the number of packets in the cut-off area within 1⇐β ₂ ⇐25, and the distance L ₇ from the axis passing through the geometric center of the dispenser hole to the separation line of the finished bag with respect to L ₆ is selected within
0.75⇐ (L ₇ + β ₃ L ₆ ) \ L ₆ ⇐190,
where β _{3 is an} experimental coefficient selected depending on the accuracy of movement of the tape and its elasticity within 0.41 0,4β ₃ ⇐1.8, while the distance L ₈ from the vertical axis passing through the geometric center of the dispenser opening to the geometric center of the loaded package, selected but the ratio L ₆ within
0.37⇐ (L ₈ + β ₄ L ₆ ) \ L ₆ ⇐ 2.6,
where β _{4 is the} experimental coefficient selected depending on the volume of the dispenser and the packet size in the range of 0.37⇐β ₄ ⇐1.6.