PUNCHING CUPS WITH BOTTOM FLANGE BY DIRECT EXTRUSION WITH COUNTER-PUNCH. EXPERIMENTAL VERIFICATION OF THEORETICAL RESULTS BY THE METHOD OF DIVIDING GRIDS

2021 ◽  
pp. 2-8
Author(s):  
A. L. Vorontsov ◽  
I. A. Nikiforov
Keyword(s):  
Experimental Verification ◽  
Theoretical Calculations ◽  
High Accuracy ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Stress And Strain ◽  
Bottom Flange ◽  
Direct Extrusion ◽  
Deformable Material ◽  
Theoretical Results

The results of an experimental verification of the obtained theoretical formulas are presented, which make it possible to determine the most important parameters for extruding glasses with a counter-punch, by the method of dividing (coordinate) grids. The characteristics of the tools used, the geometric parameters of the extrusion experiment, the strength characteristics of the deformable material, and also its lubrication are described in detail. The implementation of theoretical calculations of the stress and strain states of the workpiece is described in detail. The high accuracy of the obtained calculation formulas is confirmed.

PUNCHING CUPS WITH BOTTOM FLANGE BY DIRECT EXTRUSION WITH COUNTER-PUNCH. EXPERIMENTAL VERIFICATION OF THEORETICAL RESULTS ON HARDENING MATERIAL

2020 ◽  
pp. 17-24
Author(s):  
A. L. Vorontsov ◽  
I. A. Nikiforov
Keyword(s):  
Experimental Verification ◽  
Theoretical Calculations ◽  
High Accuracy ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Bottom Flange ◽  
Hardening Material ◽  
Direct Extrusion ◽  
Theoretical Results

The results of an experimental verification of the obtained theoretical formulas on hardening material are presented, which make it possible to determine the most important parameters for extruding glasses with a counter-punch. The methods of theoretical calculations and the characteristics of the tools used, the geometric parameters of extrusion experiments, the strength characteristics of the wrought material, and its lubrication are described in detail. The high accuracy of the obtained calculation formulas is confirmed.

PUNCHING CUPS WITH BOTTOM FLANGE BY DIRECT EXTRUSION WITH COUNTER-PUNCH. EXPERIMENTAL VERIFICATION OF THEORETICAL RESULTS WHEN EXTRUDING BRASS L63 AND STEEL 12X18H9T

2020 ◽  
pp. 17-24 ◽  
Keyword(s):  
Experimental Verification ◽  
Theoretical Calculations ◽  
High Accuracy ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Bottom Flange ◽  
Direct Extrusion ◽  
Deformable Materials ◽  
Theoretical Results

The results of an experimental verification of the obtained theoretical formulas are presented, which make it possible to determine the most important parameters of advanced glasses with a control lunar layer of brass L63 and steel 12X18H9T. Detailed characteristics of the tools used, geometric parameters of extrusion experiments, strength characteristics of deformable materials, as well as their lubrication. Click on the methodology for performing theoretical calculations in detail. The high accuracy of the obtained results of the calculation formulas is confirmed.

PUNCHING CUPS WITH BOTTOM FLANGE BY DIRECT EXTRUSION WITH COUNTER-PUNCH. EXPERIMENTAL VERIFICATION OF THEORETICAL RESULTS FOR DIFFERENT CAVITY RADII AND BOTTOM THICKNESSES

2020 ◽  
pp. 2-9 ◽  
Author(s):  
A. L. Vorontsov ◽  
I. A. Nikiforov
Keyword(s):  
Experimental Verification ◽  
Theoretical Calculations ◽  
High Accuracy ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Bottom Flange ◽  
Hardening Material ◽  
Direct Extrusion ◽  
Deformable Materials ◽  
Theoretical Results

The results of an experimental verification of the obtained theoretical formulas are presented, which make it possible to determine the most important parameters for extruding glasses with a counter-punch for different cavity radii and bottom thicknesses. The characteristics of the tools used, the geometric parameters of the extrusion experiments, the strength characteristics of deformable materials, and their lubrication are described in detail. Extrusion studies of both non-hardening and hardening material have been performed. The methodology for performing theoretical calculations is shown in detail. The high accuracy of the calculated calculation formulas is confirmed.

PUNCHING CUPS WITH BOTTOM FLANGE BY DIRECT EXTRUSION WITH COUNTER-PUNCH. INITIAL EXPERIMENTAL VERIFICATION OF THEORETICAL RESULTS

2020 ◽  
pp. 10-16
Author(s):  
A. L. Vorontsov ◽  
I. A. Nikiforov
Keyword(s):  
Experimental Verification ◽  
Hot Deformation ◽  
High Accuracy ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Bottom Flange ◽  
Hardening Material ◽  
Direct Extrusion ◽  
Deformable Materials ◽  
Theoretical Results

The goals of experimental verification of theoretical results are formulated. The results of an experimental verification of the obtained theoretical formulas are presented, which make it possible to determine the most important parameters for extruding glasses with a counter-punch. The characteristics of the tools used, the geometric parameters of the extrusion experiments, the strength characteristics of deformable materials, and their lubrication are described in detail. Studies of extrusion of non-hardening material simulating hot deformation are carried out. The high accuracy of the obtained calculation formulas is confirmed.

PUNCHING CUPS WITH BOTTOM FLANGE BY DIRECT EXTRUSION WITH COUNTER-PUNCH. EXPERIMENTAL VERIFICATION OF THEORETICAL RESULTS AT DIFFERENT TAPER ANGLES OF THE MATRIX

2020 ◽  
pp. 10-16 ◽  
Author(s):  
A. L. Vorontsov ◽  
I. A. Nikiforov
Keyword(s):  
Experimental Verification ◽  
Theoretical Calculations ◽  
High Accuracy ◽  
Geometric Parameters ◽  
Bottom Flange ◽  
Hardening Material ◽  
Direct Extrusion ◽  
The Matrix ◽  
Deformable Materials ◽  
Theoretical Results

The results of an experimental verification of the obtained theoretical formulas are presented, which make it possible to determine the most important parameters for extruding glasses with a counter-punch at different taper angles of the matrix. The characteristics of the tools used, the geometric parameters of extrusion experiments, the strength characteristics of deformable materials, and their lubrication are described in detail. Extraction studies of both non-hardening and hardening material have been performed. The methodology for performing theoretical calculations is shown in detail. The high accuracy of the obtained calculation formulas is confirmed.

MANUFACTURE INVESTIGATION OF CARTRIDGE WITH BOTTOM-MOST PART FLANGE BY DIRECT EXTRUSION WITH COUNTERPUNCH. REPORT 18. EXPERIMENTAL CHECK OF THEORETICAL RESULTS FOR DIFFERENT HOLLOW RADIUSES AND BOTTOM-MOST PART THICKNESSES

2020 ◽  
Vol 0 (9) ◽  
pp. 16-23
Author(s):  
A. L. Vorontsov ◽  
◽  
I. A. Nikiforov ◽  
Keyword(s):  
Strain Hardening ◽  
Theoretical Calculations ◽  
High Accuracy ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Experimental Check ◽  
Hardening Material ◽  
Direct Extrusion ◽  
Theoretical Results

The results of an experimental check of the obtained theoretical formulae allowing us to determine the most important parameters of extrusion cartridges with a counterpunch for different hollow radiuses and bottom-most part thicknesses are presented. Characteristics of used tools, geometric parameters of extrusion experiments, strength characteristics of deformed materials and lubricants are described in detail. Both strain-hardening material and strain-unhardening material were studied. Methodology of the theoretical calculations is demonstrated in detail. High accuracy of the obtained design formulae was confirmed.

MANUFACTURE INVESTIGATION OF CARTRIDGE WITH BOTTOM-MOST PART FLANGE BY DIRECT EXTRUSION WITH COUNTERPUNCH. REPORT 19. EXPERIMENTAL CHECK OF THEORETICAL RESULTS FOR DIFFERENT ANGLES OF DIE TAPER

2020 ◽  
Vol 0 (10) ◽  
pp. 24-29
Author(s):  
A. L. Vorontsov ◽  
◽  
I. A. Nikiforov ◽  
Keyword(s):  
Strain Hardening ◽  
Theoretical Calculations ◽  
High Accuracy ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Experimental Check ◽  
Hardening Material ◽  
Direct Extrusion ◽  
Theoretical Results

The results of an experimental check of the obtained theoretical formulae allowing us to determine the most important parameters of extrusion of cartridges with a counterpunch for different angles of die taper are presented. Characteristics of used tools, geometric parameters of extrusion experiments, strength characteristics of deformed materials and lubricants are described in detail. Both strain-hardening material and strain-unhardening material were studied. Methodology of the theoretical calculations is demonstrated in detail. High accuracy of the obtained design formulae was confirmed.

MANUFACTURE INVESTIGATION OF CARTRIDGE WITH BOTTOM-MOST PART FLANGE BY DIRECT EXTRUSION WITH COUNTERPUNCH. REPORT 20. EXPERIMENTAL CHECK OF THEORETICAL RESULTS WHEN EXTRUDING BRASS L63 AND STEEL 12Х18Н9Т

2020 ◽  
Vol 0 (11) ◽  
pp. 24-29
Author(s):  
A. L. Vorontsov ◽  
◽  
I. A. Nikiforov ◽  
Keyword(s):  
Theoretical Calculations ◽  
High Accuracy ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Experimental Check ◽  
Direct Extrusion ◽  
Theoretical Results

The results of an experimental check of the obtained theoretical formulae allowing us to determine the most important parameters of extrusion of cartridges with a counterpunch for hardening brass L63 and steel 12Х18Н9Т are presented. Characteristics of used tools, geometric parameters of extrusion experiments, strength characteristics of deformed materials and lubricants are described in detail. Methodology of the theoretical calculations is demonstrated in detail. High accuracy of the obtained design formulae was confirmed.

MANUFACTURE INVESTIGATION OF CARTRIDGE WITH BOTTOM-MOST PART FLANGE BY DIRECT EXTRUSION WITH COUNTERPUNCH. REPORT 17. EXPERIMENTAL CHECK OF THEORETICAL RESULTS WITH USE OF STRAIN-HARDENING MATERIAL

2020 ◽  
Vol 0 (8) ◽  
pp. 18-25
Author(s):  
A. L. Vorontsov ◽  
◽  
I. A. Nikiforov ◽  
Keyword(s):  
Strain Hardening ◽  
High Precision ◽  
Theoretical Calculations ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Experimental Check ◽  
Hardening Material ◽  
Direct Extrusion ◽  
Theoretical Results

Results of the experimental check with the use of strain-hardening material, which was carried out for the obtained theoretical formulae allowing one to determine the most important parameters of the cartridge extrusion with a counterpunch, are presented. Methodology of the theoretical calculations, characteristics of used tools, geometric parameters of extrusion experiments, strength characteristics of deformed materials, as well as lubricants are described in detail. The high precision of obtained design formulae was confirmed.

MANUFACTURE INVESTIGATION OF CARTRIDGE WITH BOTTOM-MOST PART FLANGE BY DIRECT EXTRUSION WITH COUNTERPUNCH. REPORT 16. INITIAL EXPERIMENTAL CHECK OF THEORETICAL RESULTS

2020 ◽  
Vol 0 (7) ◽  
pp. 49-55
Author(s):  
A. L. Vorontsov ◽  
◽  
I. A. Nikiforov ◽  
Keyword(s):  
High Precision ◽  
Geometric Parameters ◽  
Strength Characteristics ◽  
Experimental Check ◽  
Direct Extrusion ◽  
Theoretical Results

Objectives of the experimental check of the theoretical results were defined. Outcomes of the experimental check of obtained theoretical formulae allowing one to determine the most important parameters of the cartridge extrusion with a counterpunch are presented. Characteristics of used tools, geometric parameters of extrusion experiments, strength characteristics of deformed materials as well as lubricants are described in detail. The high precision of obtained design formulae was confirmed.

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