Vol 87
- Vol 271
- Vol 270
- Vol 269
- Vol 268
- Vol 267
- Vol 266
- Vol 265
- Vol 264
- Vol 263
- Vol 262
- Vol 261
- Vol 260
- Vol 259
- Vol 258
- Vol 257
- Vol 256
- Vol 255
- Vol 254
- Vol 253
- Vol 252
- Vol 251
- Vol 250
- Vol 249
- Vol 248
- Vol 247
- Vol 246
- Vol 245
- Vol 244
- Vol 243
- Vol 242
- Vol 241
- Vol 240
- Vol 239
- Vol 238
- Vol 237
- Vol 236
- Vol 235
- Vol 234
- Vol 233
- Vol 232
- Vol 231
- Vol 230
- Vol 229
- Vol 228
- Vol 227
- Vol 226
- Vol 225
- Vol 224
- Vol 223
- Vol 222
- Vol 221
- Vol 220
- Vol 219
- Vol 218
- Vol 217
- Vol 216
- Vol 215
- Vol 214
- Vol 213
- Vol 212
- Vol 211
- Vol 210
- Vol 209
- Vol 208
- Vol 207
- Vol 206
- Vol 205
- Vol 204
- Vol 203
- Vol 202
- Vol 201
- Vol 200
- Vol 199
- Vol 198
- Vol 197
- Vol 196
- Vol 195
- Vol 194
- Vol 193
- Vol 191
- Vol 190
- Vol 192
- Vol 189
- Vol 188
- Vol 187
- Vol 185
- Vol 186
- Vol 184
- Vol 183
- Vol 182
- Vol 181
- Vol 180
- Vol 179
- Vol 178
- Vol 177
- Vol 176
- Vol 174
- Vol 175
- Vol 173
- Vol 172
- Vol 171
- Vol 170 No 2
- Vol 170 No 1
- Vol 169
- Vol 168
- Vol 167 No 2
- Vol 167 No 1
- Vol 166
- Vol 165
- Vol 164
- Vol 163
- Vol 162
- Vol 161
- Vol 160 No 2
- Vol 160 No 1
- Vol 159 No 2
- Vol 159 No 1
- Vol 158
- Vol 157
- Vol 156
- Vol 155 No 2
- Vol 154
- Vol 153
- Vol 155 No 1
- Vol 152
- Vol 151
- Vol 150 No 2
- Vol 150 No 1
- Vol 149
- Vol 147
- Vol 146
- Vol 148 No 2
- Vol 148 No 1
- Vol 145
- Vol 144
- Vol 143
- Vol 140
- Vol 142
- Vol 141
- Vol 139
- Vol 138
- Vol 137
- Vol 136
- Vol 135
- Vol 124
- Vol 130
- Vol 134
- Vol 133
- Vol 132
- Vol 131
- Vol 129
- Vol 128
- Vol 127
- Vol 125
- Vol 126
- Vol 123
- Vol 122
- Vol 121
- Vol 120
- Vol 118
- Vol 119
- Vol 116
- Vol 117
- Vol 115
- Vol 113
- Vol 114
- Vol 112
- Vol 111
- Vol 110
- Vol 107
- Vol 108
- Vol 109
- Vol 105
- Vol 106
- Vol 103
- Vol 104
- Vol 102
- Vol 99
- Vol 101
- Vol 100
- Vol 98
- Vol 97
- Vol 95
- Vol 93
- Vol 94
- Vol 91
- Vol 92
- Vol 85
- Vol 89
- Vol 87
- Vol 86
- Vol 88
- Vol 90
- Vol 83
- Vol 82
- Vol 80
- Vol 84
- Vol 81
- Vol 79
- Vol 78
- Vol 77
- Vol 76
- Vol 75
- Vol 73 No 2
- Vol 74 No 2
- Vol 72 No 2
- Vol 71 No 2
- Vol 70 No 2
- Vol 69 No 2
- Vol 70 No 1
- Vol 56 No 3
- Vol 55 No 3
- Vol 68 No 2
- Vol 69 No 1
- Vol 68 No 1
- Vol 67 No 1
- Vol 52 No 3
- Vol 67 No 2
- Vol 66 No 2
- Vol 64 No 2
- Vol 64 No 1
- Vol 54 No 3
- Vol 65 No 2
- Vol 66 No 1
- Vol 65 No 1
- Vol 53 No 3
- Vol 63 No 1
- Vol 61 No 1
- Vol 62 No 1
- Vol 63 No 2
- Vol 62 No 2
- Vol 61 No 2
- Vol 59 No 2
- Vol 60 No 2
- Vol 51 No 3
- Vol 60 No 1
- Vol 49 No 3
- Vol 50 No 3
- Vol 59 No 1
- Vol 57 No 2
- Vol 58 No 2
- Vol 58 No 1
- Vol 56 No 2
- Vol 57 No 1
- Vol 55 No 2
- Vol 48 No 3
- Vol 56 No 1
- Vol 47 No 3
- Vol 55 No 1
- Vol 54 No 2
- Vol 53 No 2
- Vol 54 No 1
- Vol 52 No 2
- Vol 46 No 3
- Vol 53 No 1
- Vol 52 No 1
- Vol 51 No 2
- Vol 51 No 1
- Vol 50 No 2
- Vol 49 No 2
- Vol 48 No 2
- Vol 50 No 1
- Vol 49 No 1
- Vol 45 No 3
- Vol 47 No 2
- Vol 44 No 3
- Vol 43 No 3
- Vol 42 No 3
- Vol 48 No 1
- Vol 46 No 2
- Vol 45 No 2
- Vol 46 No 1
- Vol 47 No 1
- Vol 44 No 2
- Vol 43 No 2
- Vol 41 No 3
- Vol 42 No 2
- Vol 39 No 3
- Vol 37 No 3
- Vol 45 No 1
- Vol 41 No 2
- Vol 39 No 2
- Vol 44 No 1
- Vol 38 No 2
- Vol 37 No 2
- Vol 38 No 3
- Vol 43 No 1
- Vol 42 No 1
- Vol 41 No 1
- Vol 40
- Vol 39 No 1
- Vol 36 No 2
- Vol 35 No 2
- Vol 38 No 1
- Vol 35 No 3
- Vol 34 No 2
- Vol 34 No 3
- Vol 33 No 2
- Vol 36 No 1
- Vol 37 No 1
- Vol 36 No 3
- Vol 35 No 1
- Vol 34 No 1
- Vol 32 No 3
- Vol 33 No 3
- Vol 32 No 2
- Vol 33 No 1
- Vol 31
- Vol 30 No 3
- Vol 30 No 2
- Vol 30 No 1
- Vol 32 No 1
- Vol 29 No 3
- Vol 29 No 1
- Vol 29 No 2
- Vol 28
- Vol 27 No 1
- Vol 27 No 2
- Vol 26 No 2
- Vol 26 No 1
- Vol 25 No 2
- Vol 25 No 1
- Vol 23
- Vol 24
- Vol 15 No 16
- Vol 22
- Vol 20
- Vol 17 No 18
- Vol 21
- Vol 19
- Vol 13 No 3
- Vol 14
- Vol 13 No 2
- Vol 12 No 3
- Vol 12 No 2
- Vol 13 No 1
- Vol 12 No 1
- Vol 11 No 3
- Vol 11 No 2
- Vol 10 No 3
- Vol 10 No 2
- Vol 11 No 1
- Vol 9 No 2
- Vol 10 No 1
- Vol 9 No 1
- Vol 8
- Vol 7 No 3
- Vol 7 No 2
- Vol 7 No 1
- Vol 6 No 2
- Vol 6 No 1
- Vol 5 No 4-5
- Vol 5 No 2-3
- Vol 5 No 1
- Vol 4 No 5
- Vol 4 No 4
- Vol 4 No 3
- Vol 4 No 2
- Vol 3
- Vol 4 No 1
- Vol 2 No 5
- Vol 2 No 4
- Vol 2 No 3
- Vol 2 No 1
- Vol 2 No 2
- Vol 1 No 5
- Vol 1 No 4
- Vol 1 No 3
- Vol 1 No 2
- Vol 1 No 1
-
Date submitted1980-10-26
-
Date accepted1980-12-07
-
Date published1981-07-09
A method for predicting the operating time of shearers
- Authors:
- M. D. Kolomiytsov
The power and productivity of shearers are increasing from year to year. The average level and range of fluctuations of loads consumed by the machine drive are growing....
-
Date submitted1980-10-12
-
Date accepted1980-12-09
-
Date published1981-07-09
Analysis of the nature of loads of shearers
- Authors:
- V. V. Gabov
- V. P. Okolokulak
In the systematic control of the resource and its use in the calculations of economic activity of technical services of mines laid a significant reserve for improving the efficiency of the operation of shearers ...
-
Date submitted1980-10-14
-
Date accepted1980-12-24
-
Date published1981-07-09
Experimental study of the influence of dynamic loads on losses in gearings
- Authors:
- Nguyen Pham Thuc
One of the main indicators of perfection of machines and mechanisms is the amount of energy dissipated during their operation (energy losses), which is estimated by the efficiency ...
-
Date submitted1980-10-05
-
Date accepted1980-12-01
-
Date published1981-07-09
Complex work on quality assessment of overhaul repair of mining combines in Kuzbass
- Authors:
- V. Yu. Nenarokomov
Cleaning (KSH-1KG, KSH-ZM) and tunneling (PK-ZR, 4PU, PK) combines used in the production associations Kuzbassugol and Leninskugol are undergoing overhaul at the ore repair plant Krasny Oktyabr (Leninsk-Kuznetskiy) ...
-
Date submitted1980-10-10
-
Date accepted1980-12-22
-
Date published1981-07-09
Bench post-repair tests of mining narrow-capture combines
- Authors:
- A. G. Andreev
Extraction of the bulk of coal, carried out by underground method on horizontal and declining seams, is carried out by narrow-capture harvesters installed on mechanized complexes. The efficiency and reliability of the mechanized longwall face depends to a great extent on the quality of manufacture or overhaul of the mining combine ...
-
Date submitted1980-10-04
-
Date accepted1980-12-15
-
Date published1981-07-09
Processing of oscillograms of KSh-1KG shearers loading
- Authors:
- E. V. Anikin
- M. D. Kolomiytsov
For a number of years, the staff of the Department of Mining Machines Design and Mechanical Engineering Technology of LMI has been carrying out load cells of mining shearers in various coal basins of our country ...
-
Date submitted1980-10-22
-
Date accepted1980-12-11
-
Date published1981-07-09
Load control device at bench tests of combines
- Authors:
- V. V. Gabov
- Yu. S. Nikitin
In the laboratory of mining machines LMI created a stand and developed a method of testing combines before going down into the mine ...
-
Date submitted1980-10-04
-
Date accepted1980-12-09
-
Date published1981-07-09
Application of mathematical methods at planning of preventive maintenance of mining machines
- Authors:
- A. I. Talko
- O. A. Kaznacheev
In the problem of increasing the reliability of mining machines during their operation the leading role belongs to the systems of preventive maintenance (PMR). With the development of reliability theory and computers, the main direction of improving the systems of preventive maintenance is associated with the application of mathematical methods, with the formalization of the maintenance process ....
-
Date submitted1980-10-17
-
Date accepted1980-12-12
-
Date published1981-07-09
Analysis of the system of collecting information about the reliability of mining machines
- Authors:
- D. A. Jungmeister
- I. I. Margolin
In 1975 at coal mines was introduced a system of accounting of repairs and replacements of parts of mining machines. Accounting was to be carried out by means of orders-reports, which indicate the name and number of parts to be replaced and the downtime of the equipment associated with the repair work ...
-
Date submitted1980-10-11
-
Date accepted1980-12-01
-
Date published1981-07-09
Improvement of systems of preventive maintenance of equipment
- Authors:
- E. L. Korotkikh
In the branch laboratory of mechanization of labor-intensive work at the Department of Design of Mining Machines and Technology of Mechanical Engineering LMI developed a draft regulation on preventive maintenance of equipment of mica mines MPSM USSR ...
-
Date submitted1980-10-02
-
Date accepted1980-12-30
-
Date published1981-07-09
Development of a two-species structure of the repair cycle of the equipment of mica mines
- Authors:
- E. L. Korotkikh
- L. V. Shevelev
- A. V. Antia
The analysis of the organization of repair work at mica mines shows that preventive maintenance of technological, lifting and transport, electrical, heat and power and other equipment is carried out both by two- and three-species structure, using in the cycle of average repair ...
-
Date submitted1980-10-10
-
Date accepted1980-12-26
-
Date published1981-07-09
The method of selection and estimation of mechanization means efficiency at ore mining at mica mines.
- Authors:
- P. F. Korsakov
- V. P. Balyasov
Annual economic effect from the introduction of mechanization in mining operations is usually determined by the all-union methodology as the difference of the reduced costs of production of the same volume of production A at the existing (basic) 3 1 and new 3 2 technique ...
-
Date submitted1980-10-11
-
Date accepted1980-12-11
-
Date published1981-07-09
Friction drive of the cross feed of the stone-cutting machine
- Authors:
- Yu. S. Fedorov
- E. M. Ulyanov
- G. V. Sokolova
The main supplier of sawing stone for the industry of construction materials is the quarries of the Azerbaijan SSR. The basis for choosing the cross feed of the stone cutting machine is the scheme of stone extraction and sawing adopted at the quarries, according to which the stone is cut by stone cutting machines SM-89M into blocks of 188 x 190 x 390 mm in size.
-
Date submitted1980-10-24
-
Date accepted1980-12-04
-
Date published1981-07-09
Parameters of bar stone cutting machine
- Authors:
- N. K. Ulashik
- S. V. Shipulin
The USSR does not produce serial stone-cutting machines capable of working natural stone at a depth of more than I m (except for rope saws). According to the task of Glavlenstroymaterialov PKGB were determined parameters bar stone-cutting machine, designed for the extraction of limestone in the quarries of enterprises of the building materials industry to a depth of up to 2 m in one pass ...
-
Date submitted1980-10-29
-
Date accepted1980-12-18
-
Date published1981-07-09
Increase of service life of excavator bucket teeth
- Authors:
- I. A. Efimov
- R. G. Yumaev
Operation of quarry excavators equipped with teeth of II0GIZL manganese steel on loading blasted rock showed a relatively high resistance of teeth (up to a month and more), which is explained by the emergence of significant riveting on their working surfaces as a result of strong impacts during scooping ...
-
Date submitted1980-10-12
-
Date accepted1980-12-17
-
Date published1981-07-09
Dynamic and mathematical models of lever traction mechanism
- Authors:
- V. P. Vasiliev
Lever-type traction mechanism with adjustable, depending on the resistance of movement of the pressure of the drive wheels is used as a drive for transportation and mining machines ...
-
Date submitted1980-10-02
-
Date accepted1980-12-01
-
Date published1981-07-09
Determination of a size range of load-catching devices for granite and marble blocks of arbitrary form
- Authors:
- Yu. P. Boytsov
- Yu. N. Marusov
One of the most important places among the branches of the building materials industry is given to the production of facing products from natural stone. Enterprises of the Soviet Union per year extract and process about 200 thousand m3 of stone blocks ...
-
Date submitted1980-10-05
-
Date accepted1980-12-15
-
Date published1981-07-09
Determination of design durability of machine parts
- Authors:
- E. S. Kuznetsov
The vast majority of machine parts and transportation devices are subjected to variable loads, obeying general statistical laws ...
-
Date submitted1980-10-18
-
Date accepted1980-12-12
-
Date published1981-07-09
Combined displacement of the producing contour as a reserve of strength of gears of mining machines
- Authors:
- I. P. Ivanov
High-performance mining machines can be created only on the basis of optimal solutions for structural layouts, in which mechanical transmissions play a major role. The load capacity and durability of gears determine the working life, production and repair costs of mining machines ...
-
Date submitted1980-10-15
-
Date accepted1980-12-12
-
Date published1981-07-09
Similarity of flotation machines at their modeling
- Authors:
- V. V. Denegin
In the literature on flotation theory, much attention has been paid to mathematical modelling of the kinetics of the flotation process ...
-
Date submitted1980-10-19
-
Date accepted1980-12-25
-
Date published1981-07-09
Deformation of rubberized wheel of traction devices of mining machines
- Authors:
- E. M. Ulyanov
Traction devices with automatic control of the pressure of the drive wheels against the rolling surface are increasingly used in the mining industry. These devices use drive wheels made of steel, but traction devices in which wheels with rubberised bandages are used as drive wheels are of undoubted interest and have not yet been sufficiently investigated ....
-
Date submitted1980-10-19
-
Date accepted1980-12-30
-
Date published1981-07-09
Speed limiter for driven radial turbo motors of mining machines
- Authors:
- B. S. Makhovikov
- S. G. Zaritsky
Studies of radial hydraulic turbine engines in the mine water network show that the characteristic of the network p *p(Q), reduced to the inlet of the turbine engine, is approximated closely enough by a quadratic parabola of the form ...
-
Date submitted1980-10-09
-
Date accepted1980-12-11
-
Date published1981-07-09
Investigation of efficiency of manual drilling machines application at mining and engineering enterprises
Manual drilling machines of the type IP I0IIpolupolulyu great spread in the installation and repair work. Their main advantages are small overall dimensions, convenience of energy transportation, high safety, reliability and durability ...
-
Date submitted1980-10-17
-
Date accepted1980-12-27
-
Date published1981-07-09
Unsteady flow in the hydraulic drive system at braking of a piston with inertial load
In practice of operation of hydraulic drive systems of mining machines a great role is played by hydraulic shocks arising at switching of its switchgear and often being the cause of failure of elements of hydraulic systems ...
-
Date submitted1980-10-28
-
Date accepted1980-12-11
-
Date published1981-07-09
Mechanics of filling sectionalized hoppers of enrichment plants under automatic loading control
- Authors:
- V. A. Pakhmutov
Concentrator bins having at compartments are filled by shuttle conveyors, self-propelled unloading trucks, plow dumpers …