Operating prin ciple of the mechanical assembly refer to chapter vii servicing the liquid end. Connect the tilt cylinders to the mast anchor brackets. Label all parts in the assembly drawing, using numbers and balloons. The piston rod 2 is secured to the crosshead block by means of the cotter 5. Drawingproductionoverview assemblywithaballoonedpartslist. Assemble the parts of horizontal steam engine crosshead, shown in fig. Design of cotter joint to connect piston rod and crosshead. Assembly and details machine drawing pdf mechanical engineering design. The crosshead of a steam engine is the sliding bearing used to support the sideways forces from the connecting rod without placing this sideways load onto the piston or piston rod seals. All drawings will be based on the drawing template and sheet formats developed earlier. Complete pdf from an assembly drawing solidworks forums. In such a type of joint, the piston rod is tapered in order to resist the thrust instead of being provided with a collar for the purpose. Estimate the overall dimensions of the views of the assembly drawing and make the outline blocks for each of the required view, leaving enough space between them, for indicating dimensions and adding required notes.
This video demonstrates the assembly of steam engine crosshead using autodesk fusion 360. A drawing is usually made for simple machines, comprised of a relatively smaller number of simple parts. This will help in understanding the functional requirements of individual parts and their location. Mar, 2017 the crosshead, with the help of slide block 4, reciprocates between two guides provided in the engine frame. A beam that connects the piston rod to the connecting rod of a reciprocating engine. From assembly drawing the macro must look on all components and create one complete pdf fil with all drawings of components who is in the assembly. Instead the lubrication starts as boundary, and as the rubbing speed increases, a hydrodynamic.
Solidworks cross head assembly design tutorial youtube. Detailing is the process of identifying the build items, and altered commercial components of the assembly and drawing each in the assembled position and in orthographic projection. An installation assembly drawing reveals the relation between different units of a machine, giving location and dimensions of few important parts. A sub assembly drawing is an assembly drawing of a group of related parts which form a part of a complicated machine. Crosshead is used in horizontal steam engines for connecting the piston rod. Find here assembly drawing 148937 pleted assembly drawing that you can print out. Crosshead assembly drawing, online education youtube. Figure 1 the pipe vice assembly pipe vice assembly figure 2 views and dimensions of the base. The figure shows the part drawings of a steam engine crosshead. Crosshead assembly 1 crosshead assembly figure 2 the exploded state of crosshead assembly figure 1 the crosshead assembly in this project, you will create all components of the crosshead assembly and then assemble them, as shown in figure 1. Create an asme standard parts list with all relavent information for the parts in the assembly. Bench vice assembly 1 in this project, you will create the bench vice assembly.
In this tutorial i have covered the part design of parts body, keep plate, piston rod, bolt and nut and assembly at the end. Solidworks cross head assembly design tutorial duration. This acts as a pin joint for the connecting rod not shown in figure. Trunk pistons, as used in some steam engines and most internal combustion engines, do not have a separate crosshead. The stroke of the crosshead 010 depends on the position of the eccentric female 016a in relation to the eccentric male 016. The load is continually downward and because the con rod swings about the pin, changing direction each stroke, true hydrodynamic lubrication cannot take place. However some large internal combustion engines do still use crosshead pistons. Crosshead definition, a title or heading filling a line or group of lines the full width of the column. Draw the axes of symmetry for all the views of the assembly drawing. Place top crosshead assembly with socket head screw 2 and. Avoid sharp bends or pinch points when routing the hose. When a machine is designed, an assembly drawing or a design layout is first drawn.
Because of the very small boretostroke ratio on such engines, the connecting rod. Crosshead definition of crosshead by the free dictionary. The bearing 4 is used at the big end ofthe master rod. Youcandothisfromtheassemblymodelor fromadraftdocument. Locomotive crosshead right hand machine drawring 1930s.
Engine parts piston, connecting rod, crosshead vertical and horizontal. In this catalog, only the types marked by are shown. The gudgeon pin 3, connects the slide blocks with the crosshead block 1. Chapter 12 assembly drawings universiti teknologi malaysia. The crosshead, with the help of slide block 4, reciprocates between two guides provided in the engine frame. Autocad isometric drawing isometric drawing exercises mechanical engineering design mechanical design drawing sheet cad drawing 3d drawing techniques autodesk. Drawings should show the appropriate drawing views as needed along with annotations, notes, titleblock info, and tables as required.
They increase productivity and are mostly automatic. The parts list may be placed in the lower right corner of the drawing. Pipe vice assembly 1 in this project, you will create all components of the pipe vice assembly, as shown in figure 1, and then assemble them. A crosshead1 is a mechanism used in long reciprocating engines and reciprocating compressors2 to eliminate sideways pressure on the piston. The dimensions of the components are given in figures 2 and 3. Crosshead, full cylindrical cast iron crosshead, diameter x length 534 x 6316 crankshaft ductile iron crankshaft diameters. Operating prin ciple of the mechanical assembly refer to chapter vii servicing the liquid end 1 5. It is common to have a single orthographic assembly view, such as the front view. The invention will be better understood from the following description when considered in connection with the accompanying drawing forming a part thereof and in which figure 1 is a fragmentary longitudinal section of the crosshead guide assembly embodied in the present invention, and a figure 2 is a section, on a reduced scale taken on lines 2. Machine drawing1 pages 301 350 text version fliphtml5.
Patented crosshead assembly may be one of the most cost effective designs ever offered for the frac pump power frame. Engine blueprintstechnical drawings hi tommyboy1986, i dont have any other links to fully dimensioned assembly projects, but if you join one of the model engine hobby websites you can find plans for engines that have fully dimensioned 2d drawings for the entire engine assembly. Because of the very small boretostroke ratio on such engines, the connecting rod would hit the cylinder walls and block the engine from. Also, the crosshead enables the connecting rod to freely move outside the cylinder. Use as few fittings as possible and always use 45 o fittings instead of 90 o fittings. Also you will create an exploded state, shown in figure 2. It is made to a larger scale so that the required changes or modifications may be thought of by the designer, keeping in view both the functional. Assemble trolley adapter with trolley mounting holes properly oriented for trolley mounting and thru hole over socket head screw to allow allen wrench access.
In this project, you will create the bench vice assembly. The crosshead on a slow speed 2 stroke is a difficult bearing to lubricate effectively. Once the assembly drawing has been completed by the designer and or engineer, it must be detailed. This acts as a pin joint for the connecting rod not shown in the figure. They are used in welding and soldering, riveting gluing and other assembly joints. Oct 18, 2017 in this tutorial i have covered the part design of parts body, keep plate, piston rod, bolt and nut and assembly at the end. All dimensions and information necessary for the construction of such parts and for the assembly of the parts are given directly on this drawing. Akyurek me 114 computer aided engineering drawing ii assembly drawing exercises therefore, keep number of views minimum necessary to describe the assembly. Page 1 page 2 page 3 page 4 table of contents page 5 page 6 engine overview page 7 page 8 engine disassembly page 9 drain water and oil page 10 generator or alternator page 11 steam clean engine exterior page 12 water transfer tube nta series page mount engine on engine stand page 14 front engine support page 15 intake. Engine blueprintstechnical drawings autodesk community. Assembly and details machine drawing pdf slideshare.
The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Pnhhf01600 description qty 1 11610100 frame assembly 1 2 11610200 crankshaft assembly 1 3 11610300 pinion shaft assembly 1 4 11610400 crosshead assembly 3 5 11610500 fluid end assembly 1 6 11610600 power end lubrication. Usually they have machined locating surfaces and holes to receive fastening bolts. The plummer block assembly is covered by a separate specification, namely. Here the assembly doesnt need the operator to check and align mating parts due to automatic accurate positioning. The assembly will change your way of looking at length of life, a true reduction in major over haul cost, turn around times and is a very sustainable product.
Steam engine crosshead assembly animation fusion 360. The cotter joint to connect piston rod and cross head is shown in fig. Understand the purpose, principle of operation and field of application of the given machine. The assembly drawing the assembly drawing is laid out showing all components in the assembled position, which illustrates the working relationship of one component to another. At drive extension at tapered roller bearings at center bearings at crankpin bearings, diameter x length 3. Figures b through e shows the views and dimensions of the components of the bench vice assembly. Exerciseprepare an assembly drawing of the radial engine sub assembly, the details of which are shownin fig. A crosshead 1 is a mechanism used in long reciprocating engines and reciprocating compressors2 to eliminate sideways pressure on the piston. Assembly drawingdesign assembly drawing is an assembly drawing made at the design stage while developing amachine. Locomotive crosshead right hand machine drawring vintage industrial print. Thus, a number of such sub assembly drawings are needed to make a complete unit. Examine thoroughly, the external and internal features of the individual parts. Vices, v blocks, angles, lifting jacks, match plates.
It is drawn clearly and concisely to allow a detailer of fabricator to locate all the components. Final project design a fourcylinder internal combustion engine project and engineering department. Design a fourcylinder internal combustion engine project. A crosshead is a mechanism used as part of the slidercrank linkages of long reciprocating engines and reciprocating compressors to eliminate sideways pressure on the piston.
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