| 单词 | planing machine |
| 例句 | Drilling and boring machine tool setters, lathe and turning machine tool setters, milling and planing machine setters - all are projected to need less workers between now and 2022. Carpenter talks about automation at his Sioux Falls factory 2015-08-17T04:00:00Z For this purpose a belt was taken from a planing machine when it had become perfectly dried by friction. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z The proceeds of the binding pin just about served to pay for his share in the cost of the planing machine patent. Herbert Spencer 2012-02-29T03:00:20.773Z Their planing machines, lathes, &c., are of the very best quality, and their machines for screw-cutting and for punching nuts and washers are also very perfect. The History of Louisville, from the Earliest Settlement till the Year 1852 2012-02-04T03:00:17.917Z Among his plans were “a planing machine, a crane for lifting heavy bodies, a concentric wheel, and a scheme for using gunpowder as a motive power by explosion, as we to-day employ gasoline.” The Five Best Inventions of the Founding Fathers 2011-07-03T16:21:23Z A turning lathe, a planing machine, or a circular saw helps to make a large number of products, and the assertions we have made concerning steel, stone, or wood apply to it. Essentials of Economic Theory As Applied to Modern Problems of Industry and Public Policy In this machine, as in the case of the Daniels planing machine, the work is secured to the table, which travels to carry the work to the feed. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z On the first floor were the old hand-forges, bellows, lathes, work benches, planing machines, and various other appliances. The Boy Scout Fire Fighters His inventions include a long list of things partly useful, partly whimsical, a planing machine, a crane, a smokeless candle and a gunpowder motor. Shelley, Godwin and Their Circle Large metal planing machines were well known by 1830, and by midcentury crossheads and crosshead guides were used on both sides of the Atlantic in engines with and without working beams. Kinematics of Mechanisms from the Time of Watt Joseph Clement built a planing machine for iron. A History of the Nineteenth Century, Year by Year Volume Two (of Three) This class of machine is employed for the production of true surfaces, and is now used upon much of the work that was formerly assigned to the Daniels class of planing machine. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Till this time, it is to be remembered there had been neither slide lathes, planing machines, boring tools, nor any of the many other devices which now ensure accuracy. James Watt Figure 304 represents an iron planing machine whose line-shading is so evenly effected that it affords an excellent example of shading. Mechanical Drawing Self-Taught A jackknife is, likewise, in certain circumstances, a means of production, just as surely as a powerful planing machine is, the difference being in degrees of efficiency. Socialism A Summary and Interpretation of Socialist Principles They do not include such as the telegraph, the planing machine, and the rubber patents, which are worth millions each. Practical Pointers for Patentees Smoother work may be obtained in shaping and in planing machine tools when the tool is carried in a holder, such as in Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Is any such process known here, or any process within the capabilities of an amateur mechanic by which the planing machine can be dispensed with? Scientific American, Volume XLIII., No. 25, December 18, 1880 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. An excellent example of shading is given in Figure 296, which is extracted from the American Machinist, and represents a cutting tool for a planing machine. Mechanical Drawing Self-Taught Before shaping and planing machines were invented, machinists were compelled to plane down and accurately finish off surfaces with a file. Carpentry for Boys In a Simple Language, Including Chapters on Drawing, Laying Out Work, Designing and Architecture With 250 Original Illustrations A brief personal notice of this remarkable inventor will serve to show under what circumstances the planing machine originated. Scientific American, Volume XXXVI., No. 8, February 24, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. In English practice, and especially upon large planing machines, the apron is sometimes made to embrace or fit the outsides of the tool box, as in Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z This machine consists of an eight inch cast iron cylinder, with knives like those of a planing machine. Scientific American Supplement, No. 633, February 18, 1888 But in other machines built in the form of planing machines, in which the head is traversed while cutting, as is the case with the profiling machine, the planer head form is not right. Scientific American Supplement, No. 643, April 28, 1888 Most of my own machine tools were self-acting—planing machines, slide lathes, drilling, boring, slotting machines, and so on. James Nasmyth: Engineer; an autobiography We may add that since planing machines in various forms have become common in mechanical workshops, the cost of planing does not amount to more than three-halfpence the square foot. Industrial Biography, Iron Workers and Tool Makers In small planing machines it is a great advantage to provide an extra apron carrying two tool posts, as in Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z In planing any surface, the catches which retain the surface on the planing machine should be relaxed previously to the last cut, to obviate distortion from springing. A Catechism of the Steam Engine Is it necessary even in a planing machine of forty feet length of bed and a thirty foot table? Scientific American Supplement, No. 643, April 28, 1888 Its first child was a planing machine capable of executing surfaces in the most perfect style—of 3 feet long by 1 foot 8 inches wide. James Nasmyth: Engineer; an autobiography To make the D valve work efficiently, it was found necessary to form two perfectly plane surfaces, to produce which he invented his planing machine. Industrial Biography, Iron Workers and Tool Makers Furthermore, neither a planing machine or any other machine tool can have in simultaneous cutting operation so great a length of cutting edge as is possible with a rotary cutter. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z The surfaces were planed as true and smooth as the planing machine would make them, but were not filed or scraped, and the result was as follows: Area of slide rubbing surface. A Catechism of the Steam Engine It may be claimed, in fact, I have seen lathes resting on six and eight feet, engines on ten, and a planing machine on a dozen. Scientific American Supplement, No. 643, April 28, 1888 Both shaping machines and small planing machines, however, are provided with special chucks and work-holding appliances that are not used in lathe work, and these will be treated of presently. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z This ingenious machine, as contrived by Mr. Clement, therefore represented a complete union of the turning-lathe with the planing machine and dividing engine, by which turning of the most complicated kind might readily be executed. Industrial Biography, Iron Workers and Tool Makers In a milling machine the cut is carried continuously from its commencement to its end, whereas in a shaping or planing machine the tool does not usually cut during the back or return stroke. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z On large planing machines chucks are rarely used, on account of the work being too large to be held in a chuck. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Shaping machines are also known as shapers and planing machines as planers. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z In all other respects the machine answers to the general features of improved planing machines. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Mr. Clement died in 1844, in his sixty-fifth year; after which his works were carried on by Mr. Wilkinson, one of his nephews; and his planing machine still continues in useful work. Industrial Biography, Iron Workers and Tool Makers As the sizes of planing machines increase, they are given increased tool-carrying heads; thus, Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z In some planing machine tables a V-groove is cut along the centre for the purpose of holding spindles to have featherways or splines cut in them, the method of chucking being shown in Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z The table c traverses back and forth past the emery wheel, after the manner of an ordinary iron planing machine, the mechanical parts effecting this motion being placed within the bed upon which c slides. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z This was the ease with the self-acting mule, the wool-combing machine, the planing machine, the slotting machine, Nasmyth's steam arm, and many others. Industrial Biography, Iron Workers and Tool Makers But his mother at length yielded; when the candlesticks were at once recast, and made into the wheel of the planing machine, which is still at work in Manchester. Industrial Biography, Iron Workers and Tool Makers Its application is more general upon planing machine work than any other, although it is frequently used by the lathe hand or turner, and by the vice hand and erector. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z There are still other claimants for the merit of having invented the planing machine; among whom may be mentioned more particularly Matthew Murray of Leeds, and Richard Roberts of Manchester. Industrial Biography, Iron Workers and Tool Makers It was essentially the same in principle as the planing machine now in general use, although differing in detail. Industrial Biography, Iron Workers and Tool Makers |
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