Knife making pdf


















The result will be your blade and it will cut your would grind their daggers in this two parallel lines, equally spaced stop pin. Now it is time to grind the to pierce through armor. For the next step, I switch to With a permanent marker, mark where your stop pin will come in contact a smooth durometer contact with the blade. Then mark the face of your blade and scribe an arc where wheel. I am using a grit belt your ball detent will travel.

The grit belt removes all the grit scratches, bringing the grind line close to where I want it to be. When I stop using the grit belt, I know that all the grit scratches have been removed. With the grit belt, I run the grinder at full speed, and while using the grit belt, I reduce the grinder to percent speed. Allen made sure he kept away from his reference points when It also allows me to have better grinding.

The grind is straighter, and the cutting edge is a lot thinner. The next step is to complete the center grind. I use a 1-inch-wide, 8-inch-diameter, durometer, smooth contact wheel.

I use a 1- inch wheel for two reasons: First, it allows me to work both plunges With the grit belt, the author runs the grinder at full speed, and while on the left and right side of the using the grit belt, he reduces the grinder to percent speed. I will be using and grit belts with this wheel. I split my belts so they overhang the wheel on both sides. This gives the grind a nice radius in the plunges.

The center grind is completed. I have stayed away from my After applying the grit belt to the blade, the height of the grind is close reference points while grinding, to where the author wants it. The grind is straighter, and the cutting edge is and the two plunges exhibit nice a lot thinner.

To complete this blade, the front end, nearest the tip, needs to be ground. I repeat steps that I used for the center grind, but instead of grinding as high, I grind it much shorter.

To complete the center grind, Allen uses a 1-inch-wide, 8-inch-diameter, After the blade is completely durometer, smooth contact wheel. You must be careful when etching damascus blades using this technique; if you leave your blade in the muriatic acid too long, you will ruin it. To neutralize the muriatic acid, I use a mixture of Windex, which In this illustration, the center grind is completed.

While grinding, the has ammonia and detergent, author stayed away from his reference points, and the two plunges exhibit and baking soda, as an added nice radii. After the acid is neutralized, I rinse the blade in water and I begin to polish it. It is easier to remove the residue of the blade before the water has dried. I use a medium felt wheel with a little bit of rouge and I go over the bevel In grinding the front end of the blade, nearest the tip, the author repeats and outer edge of the blade.

It also helps enhance the appearance of the damascus. I have converted my surface grinder to accept a 2-inch-by- inch belt. The durometer, 6-inch serrated wheel will keep the blade cooler than a stone or a smooth wheel, and therefore will also prevent the blade from To etch the damascus, the author warping.

To prevent rollovers uses a coat hanger with a plastic the edge of your blade will roll sleeve as a rod to suspend the blade A mixture of Windex and baking over due to the contact wheel in muriatic acid. The need a hard, durometer wheel, the edge of the blade with a jar and Micarta are placed in a and you must take lighter cuts. Scotch-Brite wheel. I use muriatic acid in etched. I use a coat hanger with a magnetic chuck.

The blade is tilted at a degree angle and the magnetic chuck is turned on. I do this to both sides, and I bring the thickness down to about. Next I remove the blade and clean off my chuck. I replace the grit belt with a grit belt. I then put the blade back on the magnetic chuck, this time Allen uses a medium felt wheel with a little bit of rouge to go over the bevel horizontally. This is the direction and outer edge of the blade. Also I am able to see the grit scratches being removed. With this grit, you do not want to remove more than.

I use a brand-new grit belt and a durometer smooth wheel. I adjust my tool rest to a on. To verify this angle on the blade, I use a vernier protractor that is accurate to 5 minutes of a degree.

Allen replaces the grit belt with a grit belt. This is the direction that in the hole to recondition it. I he hand-rubs the blade. With the barrel lap, I am not trying to enlarge the hole too much but I am trying to produce a smoother and more concentric hole.

This will enhance the action of the blade. I take the two liners, and with a permanent marker, I mark a spot on the lock side. The author uses a brand-new grit belt and a locking bar will come in contact durometer smooth wheel. To verify this angle on the blade, the author reamer in the pivot hole to uses a vernier protractor that is accurate to 5 minutes of a degree.

I slip a pivot pin and a stop pin through both liners. I use both liners because it will give me a little more support for the stop pin and pivot pin. I then place the blade on the pivot pin in the open position. With a shaving-sharp razor blade, I scribe a line where the lock will come in contact with the blade. I carefully cut as close as I can in front of the scribed line. With a razor blade, he scribes a line where liner 90 degrees to complete the cut the lock will come in contact with the blade.

At this point, I can open the cut for the locking bar. The to look at the liner while I clean and close it to see if anything advantage of doing it this way is the band saw cuts. After this is looks out of place. The two stop that you can keep your locking done, I grind the lock face to the pin holes are exposed so I can bar relatively parallel to the scribed line. I de-bur my liner insert pins and verify if the knife contours of the handle from one and bend the locking bar about is working in both the open and end to another.

Now the knife is closed positions. Then he anodizes the titanium liners blue and engraves his name and the year on the inside of the liners.

Now it is time to sharpen the blade and the knife is almost complete. When the blade is in the and engrave my name and the from polishing the bevels to closed position, against the stop year on the inside of the liners. Everything is the blade, I take apart the knife hole.

Next I polish the etched now ready to be assembled. At this point, he can open and close the folder to see if anything looks out of place. While assembling the knife, the author examines each piece. I examine each piece as I assemble it. I recommend like digging in and getting started. Once lets you ease into knifemaking I get started, it becomes a matter of problem solving and without spending a lot of money.

See the photo of a backyard never giving up. The great inventor Thomas Edison wrote, knife shop. There are no square corners—everything is rounded, smooth and friendly.

I had built for a hunting knife blade. A blade myself a grinder, and the thrill of that stretched 4 inches seemed shaping steel drove my activity. Splitting the difference lengths. See the teach about design is to consider length. The new knifemaker should in different sizes.

There are lessons in all of them, both good and bad. Many of the and some idea as to proportion and size. Drawings, illustrations Knives on paper look quite a pattern that will get me closer. I or just stored for future reference. This gives you non- develop.

My draw a straight line or an evenly customers furnished some curved one. What I can do is use of them, while others the belt grinder to grind straight came off of and curved lines that are what they should be. A drawing can be scanned into a computer and then printed out to whatever size is wanted. The pattern is then sawed, sanded or whittled to A bowie knife design has been scaled to three different sizes.

Depending on which handles of the marquee are dragged one of several ways with the computer curser, a knife in a picture can be lengthened without being widened, widened without being lengthened, or made larger or smaller proportionately. The project knife with its utility blade shape is also shown with a semi- Microsoft Publisher will allow skinner-style blade, yet both have the same basic handle shape. Only the you to set up your page at any end portions of the two blades are different.

Consider the difference in the size. I can then work my pattern full size and print it out. He had a supply room full of cardboard boxes that needed opening and had showing three sizes of the same lost his pocketknife. He went to the cook shack to see if he could borrow knife printed out from Publisher. The Everyday However, they said he could have a broken butcher knife that was in one of the garbage cans.

The blade was nowhere Working Knife to be found. He used a huge bench grinder and shaped this weird little knife from the butcher knife handle. You can see from the hole in the blade Design where the rivet closest to the blade used to be. Therefore handmade knives. The working knives that got meat or a pommel cap. It will employ drop-point blade is not only from the hoof and into the kettle. The drop-point blade living close to the land. Handle Materials years. An attached guard must My opinion is that thinking The modern hunting knife be ordered from me as an extra.

First class, beautiful handle materials might raise the cost of making a knife but are well worth the difference. I have seen many knives sold, not only by me, but also by others, to customers who were actually buying the handles.

The blades were secondary. A modern knife is apt to have a plastic-based handle material. These materials are waterproof, strong and dependable. My favorite material for a foolproof handle is Micarta, which is in the family of thermoplastics and includes more than two dozen types of material. Traditional materials for handles depend somewhat on the country of origin. Wood, ivory, horn, antler and bone were, and are, still used for handles. A disadvantage to using natural materials for knife handles is that they are subject to cracking, or attack by bugs and animal teeth.

The homemade grinder is used as an abrasive cut-off saw. The trend today is towards using wood that has been stabilized. Wood can be stained nearly any color and then stabilized. A year is better. The wood in the center of a 2-byinch chunk of hardwood will have quite a bit of moisture Here are three primitive ways to hold knives. At the left is the simple knife in it compared to the outside board. A clamp furnishes the force to hold the blade. At center is a knife layer.

Like almost everything else, vise inspired by Gene Chapman. At the left is a sophisticated knife vise I learned this the hard way. About 25 years ago, I bought a beautiful piece of Macassar cut them off the chunk. I got it from a wood dealer section. Number four was closest weight. This shows me how much who had the large board it was to the center of the ebony and it moisture it has to give up.

At this cut from for more than 15 years. I had cut my slabs off should be. I of the end that was fresh cut by in the dehydrated condition, it brought it home and sawed off the wood dealer. The other end will probably swell as it becomes enough pieces for a matching was sealed with wax so there was normalized to the average bowie and Texas toothpick set I no way for the wood to be free humidity and temperature of its was making.

The moisture new home. Within four months, slabs were exposed to the warm moisture content percent , one of the handle slabs had air of an Oregon summer. I write the to varying degrees, and I had to weight on the test piece with The Project replace three of the four handle pencil and then put it under my Our project is to make an slabs.

The light is everyday working knife. Note the different types, each for a different type of work. An electrician my way through the basic project I recommend easing into the working in the mild climate of knife.

On The project knife will have a because of poor tools. This is a handle problem. Give a new maker all knife they have, regardless if it that requires no attached guard, the tools in the world and it will is truly suitable for the job. The and can be done with all hand be a long time before he or she governing principle is that when tools. I like the lightweight feel is turning out consistently good real work has to be done, any of knives put together with this work.

I attached a heavy tabletop to it. If a work table advanced tools if you have them. See the photo. Neat and accurate work it is being kept symmetrical as 1 Safety glasses, goggles or is what will make you a good you progress. The idea is to get a wood carver but started with what you have.

A was a discarded bookcase that bonus is that it supported my homemade grinder. See found in a home shop, such as a cutting jig will make 1-inch the photos. Used for hardening 3 Homemade grinder, store thermometer; the blade, my goop quench for bought grinder, angle grinder or 15 Telescoping magnet from a the project knife consisted of whatever you have access to; dollar store; one-third cooking fat saved from 4 Drill press electric or hand 16 Sharpening stone.

The missing disc was on backorder as of the photo taking. It will be completed with adjustable work tables and guards. A 2-inch-byinch belt grinder, which is the standard of the handmade knife industry for many good reasons. For that size of a belt grinder, excellent, quality belts are available in any grit and type you would ever need. The Coote belt grinder gets my vote as the most machine for the money.

It comes without a motor. With some luck, a suitable motor can be found for a fraction of the cost of a machine with a motor Demonstrated are three ways to cut bar stock. The Coote 2-inch-by- inch grinder with a inch Knifemakers supply companies pocket.

See the and that saves dollars; compounds from one of the photo of the faithful replica of 2. A drill press—the imported knifemaker supply companies. The author sets his up as shown the making of the project knife. Band saw for wood. A small one from Sears or an import The Angle 3.

A decent bench grinder can place will do to start with. You might A Homemade an angle grinder, also called a disc grinder. The only good thing I can not want to use a grinding wheel Bench Grinder say for it is that the belt grinder that much, but with one end I did 90 percent of the work was not needed.

The blades were set up with an abrasive cutting on the project knife with my forged to shape, rough ground wheel, it just might become one homemade hard-wheel grinder. Nothing beats them horsepower, 1,rpm, double- and a certain amount of money for taking the scale off of forged ended motor with work arbors to fashion one.

If you consider blades or damascus billets. These attached will make a good your time to be worth something grinders come in a wide variety of enough buffer.

This shows the layout for drilling and breaking apart the bar stock. Shown is the layout for creating the radius at the tang shoulder by but the threaded aluminum discs using drilled holes. The Flat Disc are still in production.

The surfaces, something that is not stores. A paper-cutting jig cuts a full is that they allow for left- and There are two necessary things sheet of sandpaper so that there right-hand rotation. The 9-inch size allows the switch needs to be the foot- in much of knifemaking. The 8- user to cut discs from standard- operated type. Once the sandpaper is adhered to the Forming running, one end of the material will be slightly tapered because disc, a sharp knife is used to cut the Blade the initial contact was in that off the waste.

The paper is held There are two ways for the area. This is eliminated with a in place with 3-M Spray beginner to shape blades—stock foot switch, which allows the Disc Adhesive.

This is a great removal and forging. The forged material to be applied to the product because three or four blade is shaped by heating the disc prior to turning it on.

The disc changes can be made before steel to the plastic stage 1, material is kept in contact with it needs to be renewed. He blades were made by forging. The type of arbor purchased the discs from Texas Steel was expensive and even that I used is no longer available, Knifemakers Supply, but the rare in those days.

Grinding creates smelly made this knife. Note the branch grit that permeates the skin and from a tree that was used for a clothing. That energy thing is hard to stones and abrasive paper. This explain; it must be experienced. I get sick and tired as taking a bar of steel and The author bevel grinds with a of grinding and sanding inside grinding away everything that hard-wheel grinder. Two blades can often be forged from the same- sized piece of steel that would make only one full-tang stock- removal blade.

The invention of manmade grinding wheels opened up the possibility for steel to be removed quickly, and stock removal became feasible for making knives.

The tang is iron that was forge- welded onto the steel blade. This sounds like a lot of work for those of us who have unlimited piles of steel with which to work. That hollow grinding is more popular. At, bottom to the cutting edge is ground in anyone else should do. Cut the material to length by smooth radius where the tang The tendency today is to make using either a metal-cutting band meets the body of the blade.

The accompanying the photo on page The blade from of the bar. By moving the blade past the point of the scribe, the line is scribed.

The three views show the construction details. The important thing is that the joint is offset so that the blade edge can go completely to the bottom of the gauge. The bevel-grinding process after heat-treat makes the quench Hard-Wheel is constantly creating half-dull operation a lot safer for the blade.

The grind prior to can be completed several ways. An adequate job can be done the heat-treat process. The of the steel to take off after the section of steel and turns it into wheel leaves a lot of little tracks heat treatment. The time required bevels. Before long, I had mounted to be worth money. Many grinding errors to make the wedge, and then the disc in the horizontal position.

I ruined hunting knife is going to cost you Use a red, waterproof marking more than a few abrasive discs the price of at least two new belts. I made close to three knifemaking. Any grinding scratches that remain will show up easier because of the red ink.

Check for those remaining scratches under a good light. Look at the blade from tip to tang, then from edge to back. See the related photo. Medium Crystalon stone is used for creating the radius on the back of Sequence the blade.

Note the grooves worn in it from many years of use for this operation. When a groove gets worn to where it is too wide, just start for Grinding another one. Use odor-free kerosene or lamp oil for lubricant on the stone. Adjust the jig on a knife inch between the two.

Grinding convex grind. The photo on page grind. If the 38 shows two ways to mark the the back as to make the back of grinding wheel was grit, centerlines; the blade thinner than you want; start disc sanding with an 3 Mark the place on the side 7 Grind several passes on one grit disc, then go to a grit of the blade where the bevels side of the blade and then grind disc, and then to a grit disc.

This keeps the stress in the into the heat-treating sequence. See the to scribed line on each side of the ground can cause it to warp; accompanying photo. Trim off blade; 8 Once more, do not make any excess disc material so that 5 Next, grind a series of the edge too thin prior to heat- a fairly sharp corner can be shallow grooves, or tracks, the treatment.

The blade latter of which, to me, seems a bit sequence. I always create a false being hardened and tempered. The is a good skill to develop if you it the length of the blade.

This paper is folded double on back of a plate of steel. The sandpaper is held at method takes a bit of time but the the ends by spring clamps. A light touch is best because it keeps the teeth from digging too deep. If a blade is too soft, it will not chalk dust, it is supposed to help As knifemakers, we can utilize stay sharp and could actually keep the teeth from clogging.

If it is too hard, it will notice much difference; it may advantage. The best example of chip or break in normal use. The depend on the type of material this is a blade that has been either successful knife heat-treatment being worked. Such a blade can too hard but not too soft. Time is money and they back is relatively soft. The heart of always the correct combination iron and steel to the high degree any knife is the heat-treatment of time and temperature that of which it is employed today.

Heating the martensite to a lower temperature will soften it somewhat, relieve the stress, and if the temperature was correct, the result will be a serviceable product. The low temperature treatment, usually between F, is called tempering, or drawing the temper. Heat Sources The heat source for the quenching process must generate an even heat and the temperature needs to be controllable. My usual answer is that it adjusted to the temperature range entirely dependent on a relatively depends on the heat-treatment.

A relatively forge or furnace and the radiant the Rockwell hardness scale. A burner-tube or torch types of steel will allow them to sophisticated steel that has a burning in the open air to heat a have more strength than other defective heat-treat.

The photo shows as simple as the heat trapper chamber. The high-temperature type. It position. It had a forced-air burner that was not adjustable over a wide range. The solution for me was to build a second forge that was designed to run at lower temperatures suitable for heat- treating. The smaller forge has worked out well for heat- treating and forging. The One- Brick Forge The one-brick forge I created started out with one brick and proved to be incredibly useful.

As I learned more about working with soft bricks and found a better torch, what I call the Pictured is the Extendo Forge. This picture was posed. With an actual hardening heat, and the color of the blade would have been more uniform. The temperature range for the regulate the heat. The photo A safety holder for the torch soft bricks is 2,, F.

A bicycle recommend. There see how long it takes to bring running but when it hit the is also a regulator valve on the it up to forging temperature. The A regulator valve is necessary minutes to get 3 or more inches escaping gas was ignited by the because it allows the temperature of the bar up to the forging pilot light on the water heater. The hose torch temperature.

The valve unit can completely through the brick heat because it makes for quick break off and the propane will with a junk knife blade. Or drill heating of the chamber. I use a rectangular hole. The oil is See the photo that shows the heat for the quenching process heated to F. The blade location of the heat hole. I have used it to harden point down, at about a degree around the bottom of the work 3, or more blades. I stopped angle, and then rocked down on so as to heat it more uniformly.

The blade The line on the brick shows the my homemade gas forges and is then rocked quickly back and bottom of the heat chamber. Propane, that is necessary. The regulator inch or so from the opening. A manipulate the torch and blade soften temper the martensite half-brick that is drilled partway to get an even heat.

It is wise to a bit, and at the same time through is positioned at the practice getting an even heat on a relieve the stresses developed in back end of the forge.

With junk knife blade or piece of scrap the quench. Tempering as long as 10 inches can be edge-hardening quench in which of knife blades made of carbon or heated for forging or quenching.

The back of the It is important to have the the heat chamber when shorter blade remains at a temperature correct degree of hardness as a work is being heated.

A weak, coarse-grained that are larger than the hole in torch can be edge quenched or blade may be the result of over the mini-forge. This works for fully quenched. A blade with a or other curved pieces. The line on the brick shows the bottom of the heat hole. Note be somewhere between straw the wires holding the brick together. The bricks do crack and fall apart if color and brown. The color that appears cracking problem seems to not be so bad.

You might need to put a piece of steel between the heating element and rack if it appears that one part of the blade got hotter than the rest.

Adjust the Three views of the tempering gizmo show how the heat control so that you are stainless steel spacer is used to keep narrow blades from sitting getting a dark straw or brown too deep in the copper body. You should be able to cut smith and master smith cutting, oven.

Blades successful quench. I used the That is anything up to F. It has a the fault of the steel itself. The jig is made tempering the freshly quenched the range from F will of copper but could be stainless blades, or else use the house work. The gap for You should have a pan of water in the softest condition possible. The edge should be cooled with milling and turning. New steel The tempering jig must be a very quick dipping in and out as it comes from the supplier is heavy in order to hold enough of the water.

It would be in the hot- temper on larger blades. An shock could start a microscopic rolled, annealed HRA form. With practice, a nice process. Practice with it before using it on a hardened blade. The back of the blade is set into the jig.

The blade is kept in motion by drawing it back and forth in the slot, with more attention given to the ricasso area. The idea is to get as a quenching solution.

This is a freshly quenched blade. Wipe the residue from Project Blade the quench off of the blade, 1. The for the heat to be steady; quench process is a 2. Have the quenching solution success when close by and ready to go. If you waste a few on the steel. I have a seconds full hardening may not container of sawdust and be accomplished; a stiff wire brush to clean 3. Heat the blade for the the excess oil or goop from quench using the one-brick forge, the blade.

Throw the blade or whatever source you have. The 4. See the Be sure to get at least a half-inch photo. I not have responded to the quench use the goop quench exclusively process; the blade out when it reaches for single-edged knives. The room temperature; formula for goop is found in the materials section. Double-edged The Brass-Rod Quickly sand down one side and cover the whole blade and tang. Keep the edge in the Leave the oven running but take quenching solution until the back of the blade shows no color.

This is it back in the oven for another diameter brass rod onto a piece necessary to keep the cooling rate temper cycle of at least of hardwood, or hold the brass steadily coming down; minutes; rod in a vise with the top half 6. Keep the cooling of the blade 9. Turn the oven off and take above the jaws. Apply the edge of the knife to it is not intended to replace a the brass rod at the same angle hardness test to determine that used for sharpening, which is a blade was fully hardened.

You approximately 15 degrees. Apply might think of it as a substitute enough pressure so that you for a Rockwell tester. I started using cloth. Experiment likely chip out in use. The ready when the right blade comes in use and be too soft to hold project knife was worked down along.

They edge. The test is intended for on the blade because it gives it a forged the blade close to shape, knives in the hunting knife class. You could also use a marker to do the same sort of thing to darken it up. Then clamp it down, take a carbide scribe and scribe around the outside of the pattern, and that will make the outline.

Take it over to the drill and drill into the steel. You can even transfer the knife design template to the blade steel itself whether it's mild steel or high stainless carbon. It doesn't really matter. Another way, take the actual cut out of the knife, whether it's just cut or design on CAD program or other drafting software. You can print that rough shape cut and use some spray adhesive to glue it directly onto the steel. The only consideration is if you plan to drip blade, as the steel will get pretty hot while profiling.

You may want to put waterproofer over the top. And other products can be used like hairspray that might work, instead of Duke. Mild steel stays pretty consistency as far as moisture is concerned. You could use wood, but if it gets some wet you can get into the trouble.

Mild steel is very cheap, stable, sturdy and lasts a long time. And you can easily scribe around its dozens if not hundreds of times, without compromising and the material itself. Unlike plastic or wood. Tip 3 Plexiglass Pattern If you have already made designs, you can keep them and go to the local hardware store and buy a piece of Plexiglass.

Take the knife and clamp it to the Plexiglas and then take a scribe and scratch a line around it and cut it on either a wood cutting band or metal cutting band soil. Now drill the exact same holes in the templates. You can do with a Dremel rotary tool. Knife Sheath Pattern The sheath can make or break how the knife is carried and also the look of it. You don't want to just cut out of a piece the leather, fold it over and stitch it. You want to make a knife sheath template functional and esthetical at the same way.

Follow these steps below and learn how to make a knife template and use that process to make the sheets however you want. Step 1 Draw Template Place the knife out on cardboard piece and trace around the blade as much of the handle as you want to cover with sheath. Step 2 Cut and Compose Leather Knife Sheath Pattern With a pair of scissors, do a rough cut to see how pattern looks when the knife is laid out.

Then fold the template in half along the line that will create the blade's back part of the sheath and trim the overlap, therefore the model is symmetrical. Press the paper against the blade to see where it lies within the model. Next, apply a little bit of adhesive tape to make the template the same 3D shape as your leather will be. Software Images icon An illustration of two photographs. Images Donate icon An illustration of a heart shape Donate Ellipses icon An illustration of text ellipses.

EMBED for wordpress. Want more? Advanced embedding details, examples, and help! Reviewer: The Black Hawk - favorite favorite favorite favorite favorite - March 2, Subject: An introduction to the "stock removal" method for making knives I have the printed version of this book and I read it from cover to cover.

Many hardcore bladesmiths look down on stock removal for making knives but the reality is that not everyone can afford to forge blades.



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