surface grinder for sale craigslistgold necklace for teenage girl

In my case the blocks were all within a few tenths of each other, except for block number 1 which was off by 4 tenths. | REBUILT GEAR BOX IN HOUSE IN 2003. Saddle: After removing the two screws that hold the saddle to the screw, the saddle lifts off easily. | Do not assume that parts listed below will fit your grinder - verify measurements, etc. I don't use coolant so. masks are not optional. Below are the specifications as taken from the original Sanford product brochure. Heigh, EXPERT MACHINE REPAIR AND SALES #12999 Bottom of column where it attaches to base. For this test, 5 small (about 1" square) CRS blocks were ground flat and parallel on two sides. They live in a gritty environment so really any grinding equipment is slowing wearing itself out in general terms. All three hand-wheels operated smoothly. by SteveHGraham Thu May 14, 2015 9:12 pm, Post These specialist sanders have reinforced edges to deal with strengthened concrete, and can be great for fine tuning floors in combination with grinders or polishers. Looking for Sanford MG (and Harvey LG) owners to contribute to the discussion here: https://www.hobby-machinist.com/threads/looking-for-sanford-mg-612-surface-grinder-owners.69888/#post-589813. Leasing And Financing Available from Capital Financing 3,450 RPMFeeds: ManualVoltage: 220 / 440 volt 3 phaseEquipped with: Permanent magnetic chuckPope spindleCabinet base, EXPERT MACHINE REPAIR AND SALES Since the ring is wider than my chuck, I used the "circular grinding" method to grind the ring: The Y-axis is held stationary, and the ring is given a slight rotation with each pass of the wheel. SN# 4456 In addition, the mag chuck had some rust, and the table clamps were kind of junky. I can't help you a lot with wheel selection. I have no idea whether these screws are original to the machine (although they look very much like the ones in this brochure). The total deviation from flatness (highest point to lowest) now measures about 0.0004" (4 tenths), and is mostly less than 2 tenths deviation. B2-20120091-4, Wholesale used concrete grinder craigslist, Fujian Xingyi Polishing Machine Co., Ltd.>. Dismantled saddle and tabl, EXPERT MACHINE REPAIR & SALES #13102 Wear in the ways is also a problem. Holes were drilled and threaded in the arms and socket head cap screws were inserted to fit into the slots in the mag chuck. Stainless steel ring - note there is a narrow side and a wide side. The other big deal is no power feeds ,cranking that table back and forth can get old in a hurry!! You don't want to blow one up. Serial #31.208.007 A diamond dresser point is also going to be important. I decided to repaint them with "chrome" paint, and after some online research I picked these: Each wheel was masked with tape to protect areas that needed to stay paint free. Swing over ways: 6" 230 /460 Volt, 1HP, 3 Phase That would already be in the bed of my truck. Prior to the purchase, I prepared a check list and some related materials to make sure I would not overlook anything in my inspection: The most critical components to check are the condition of the ways, and the spindle. My guess is that the original thread for the axle was drilled out and replaced with a nut (or possibly the original was a press-fit). I used a breaker bar, extension, and 3/8" hex socket to loosen and remove the screws (those screws were in tight, I could not loosen them with just a socket wrench). Here is my first real grinding job: A fixture plate I picked up at an estate auction. As a final step to harden the paint, I "baked" the wheels in a 175 F oven for 99 minutes (not sure this made a big difference, but it didn't seem to hurt). Table Grinders Horiz. I first ground the narrow side of the ring, then cleaned off the table, and flipped the ring to grind the wide side. Next step: Moving the grinder to my basement! Defiantly add the wheel guard if anything to keep the grit from flying everywhere. I frankly don't know if this was a good price or not, but I thought it was reasonable given the condition of the machine. Note that the specifications are for a 1/2 HP motor, whereas mine has a 1 HP motor (probably an upgrade by one of it's previous owners). Cute little machine, just right for model builders. If they are noisy, the vibration that causes will show up on the part. This is a good solution for larger floor areas and tougher materials, and it also results in smooth, debris-free environments. Before attempting to lift the grinder, I removed the table (and magnetic chuck) and all of the hand-wheels - both to reduce weight and to prevent any accidental damage to the hand-wheels (usually the fist thing to break when things go south). I suspect the crank handle "axle" broke at some time and was replaced, as the ugly hex nut sticking out the back does not look an original design. The screws for the wheel cover were replaced with plastic knobs (with screw insert). The same applies to hand grinders, which offer additional precision for close working. I'll also have to move my shop crane temporarily from the garage to basement, to help with the re-assembly. Presumably the 56 indicates a year of manufacture of 1956, based on this (from http://www.lathes.co.uk/sanford/): "Serial numbers can be divided into four series, Early, Intermediate, Late and Final. Two other tools that are required are a special thin-walled socket wrench to remove the (left hand) spindle nut (the hexagonal nut in the picture above left); the Sopko 35135 wrench is made for this, and also works as a pin spanner for Sopko standard adapters. In good condition they are a very accurate machine and will do a lot of smaller work. and bearings. I also removed the vertical travel indicator (too easy to snag on something), and cleaned that up as well. I have literally thousands of hours on those and would not pass on one for $300 with the base. For information on surface grinders generally see this page: https://sites.google.com/site/lagadoacademy/machining---lathes-mills-etc/my-surface-grinder---2. I was able to get the column into place and get all six bolts in so I could remove the crane. I would be afraid the rust on the chuck would make it inaccurate, and that the table will have problems sliding back and forth. Privacy Policy Leasing And Financing Available from Capital Financing 230 /460 Volt, 1HP, 3 Phase I did this before I cleaned up the and ground in the mag chuck. Have fun with it and let's hope if gives you a good finish. Lazada, Browse Alphabetically: I know old mills and lathes are risky investments. I used one of those many years ago. Copyright MachineSales Inc. All Rights Reserved. by SteveHGraham Fri May 15, 2015 4:00 pm, Post | Country Search Shop crane used to hold column during removal. Here is one of the new mag chuck clamps. I'm guessing that the M at the end of the serial number is to designate the MG model, to distinguish it from the SG and LG models. After removing the column, I found that it had been shimmed on one side. Re-manufactured Complete To get a feel for the machine, I first ground a block of steel. Sopko has down-loadable instructions on how to measure spindle taper. There are concrete sanders in the Alibaba store too. Financing And Leasing Available from Capital Financing Get a pink wheel. The shop crane was a bit of a tight fit, with the legs barely fitting around the stand and crane boom just clearing the ceiling. 12 inches Ideally, if the mag chuck is ground perfectly flat, and the blocks are ground perfectly, they will all have identical thickness. Spdl (10). After measuring LE, SE, and L: A TPF of 3" is common, but my Sanford has a measured TPF of 2.787". Is it really true that you can't keep grit out of the rest of the shop? 7.5 horsepower, Brand: HarigModel: Super 612Table size: 6" x 12"Spindle: 1.5 H.P. Mine is in its own cubical in a corner of the garage. Various used concrete grinder craigslist styles can be found at the Alibaba store, and there's sure to be a grinder or polisher to suit your needs. Power It's useful to have multiple wheel adapters, in order to make changing wheels easier. It's functional, but I may end up replacing the axle with something better. By the way, that metal arm you see on the left side of the machine is a work light which somebody added at some point, The guys I bought it from were nice enough to help partially dis-assemble the machine (remove motor, lift off table, remove work light, remove grinder from base). My 0.01 isbe careful of the wheels. - Washington's principle. Here is a summary of lubrication recommendations from that manual: The machine needed a general cleanup. For a better experience, please enable JavaScript in your browser before proceeding. This is the Craigslist image in the ad for the grinder. This allowed me to inspect the gearing and ways, and also opened up the top of the column so I could use a lifting strap on it. The X-axis (longitudinal feed) hand-wheel had some minor rust spots, so I decided the just clean up the crank handle and leave the rest alone. by spro Fri May 15, 2015 3:08 am, Post Some parts may be interchangeable among all versions, others may not. The drive home was uneventful (I made couple of stops along the way, just to check to make sure the straps were secure). It may not display this or other websites correctly. by TimTheGrim Fri May 15, 2015 11:49 pm, Post Someone down here has an old Boyar Schultz for $300. A62 - and No. GENERAL SPECIFICATIONS 45731 (machine No. As I have not been able to locate a decent manual for the Sanford, I looked at the manual for the Grizzly G5963 surface grinder, which has a couple of pages on lubrication, as well as some other useful info : http://cdn0.grizzly.com/manuals/g5963_m.pdf. Dismantled saddle and table section, EXPERT MACHINE REPAIR AND SALES #12256 I plan to keep the shims and re-use them when I re-assemble the grinder. Blanchard Rotary Grinder 22 x 42, Dry Bed Optional equipment : Wet Grinding Attachment; Diamond Wheel Dresser and Holder; Cutting Grinding Attachment; Metal Base for Floor Mounting. I plan to remove all the pads and replace them with stationary supports. The wheels had been chromed originally, but I didn't think it was worth the cost to have them re-chromed. Once I had it home the next step was to get it removed from the trailer. Distance between c, EXPERT MACHINE REPAIR AND SALES The gear nut and washer are also available as separate items. The ends of the screw that contact the shaft are quite rough, with no finish at all. by reggie_obe Sat May 16, 2015 7:39 am, Post The only goal here was to get some idea of how good a surface finish I could get, as well as to make sure the machine was operating properly. The column is held on by six large socket head screws. Then a spray coat of the metallic finish paint was applied, followed by another two days of dry time. This one popped up for sale on a machinist FB page, so I struck a deal with the seller and braved the blizzard like conditions here in NE Wisconsin this morning to pick it up. Why will you do with., what will you make.., that requires the surface finish and accuracy a surface grinder can create? This is a bit of a stop-gap until I can come up with something better, but it should work fine for now. From the patio entrance, it's a fairly easy move through a family room to my basement workshop. Please cite all use of items from this website as follows: From Academy of Lagado by kaje , used under a Creative Commons Attribution-ShareAlike license: http://creativecommons.org/licenses/by-sa/3.0/, Review - Internet Resources for Machinists, https://photos.app.goo.gl/DxA0ndhxk4dyiMED2, https://photos.app.goo.gl/4FVvfA0HpgTXMKhD2, http://cdn0.grizzly.com/manuals/g5963_m.pdf, Sanford Model Mg Surface Grinder Rebuild -PT1, Sanford Model Mg Surface Grinder Rebuild -PT2, Sanford Model Mg Surface Grinder Rebuild -PT3, Sanford MG Surface Grinder Part 3 Making Sparks, Looking for Sanford MG-612 Surface Grinder owners, Grinding chatter issues with Sanford MG612 Surface Grinder, Creative Commons Attribution-ShareAlike 3.0 Unported License, http://creativecommons.org/licenses/by-sa/3.0/. It's tempting to try to just lift using the spindle arm, but I think this is a very bad idea. Standard equipment includes motor and switch wired to connection box; grinding wheel; wheel adapter, belt, pulleys; wrenches. I had to travel a bit to get to the machine, so add $30 for gas to the purchase price. 84" CHUCK DIAMETER Onetouch LENGTH 120" Mine has flood coolant which helps,but I got into the habit of wiping off ways etc before I run any of the other machines. REMANUFACTURED COMPLETE Table Grinders Vert. The first Model SG grinder made carried the identifier AA1 - the earliest machine known so far in this series being No. I'd ditch that old wheel asap. I tightened the bolts with a socket wrench first, and then finished up with a breaker bar to make sure they were good and tight. Note: This web page is for information specific to Sanford MG and Harvey LG surface grinders. Back of base where column attaches - note the shims on the right side. Alibaba.com Site: International - Espaol - Portugus - Deutsch - Franais - Italiano - - P - - - - - Trk - Nederlands - ting Vit - Indonesian - , AliExpress LONGITUDINAL TRAVEL 126 First, I wanted to re-paint two of them, and make some fixes to the third, and second, I didn't want to risk breaking them if something tipped over during the move. Also I would be careful of the downfeed, 0.001" is a large cut. Every hard-fried egg began life sunny-side up. Parker Majestic 618 Model 2Z, (Power Elevation) Here's the nameplate and serial number (Ser. Unless you have a dedicated grinding area, even with a dust collection system, grit will be covering every other tool in your shop. I couldn't resist the urge to plug it in and check the motor if it worked. B& S make a good machine, Try $200 as it is not under power. For the complete album of all my Sanford photos, look here : For an album of LG8-12 photos, look here : motor : 110V 1HP (I assume a later replacement of the original), electrical : re-built at some point, apparently with good components by someone who knew what they were doing, work light : an add-on by a previous owner (I assume), general condition : good; light rust in places, but not where it matters, extras : none, aside from the base, mag chuck, and 1 mounted grinding wheel, Small cardboard box (for nuts, bolts, etc. Table Grinders Horiz. There is swarf everywhere in that little room, especially in the wheel fallout zone. - User Information Legal Enquiry Guide, 1999-2022 Alibaba.com. In mid 1951 the Late series began when a prefix digit "1" was added, Machine No. I used two lifting straps to lift the base (to prevent tipping while lifting), and lowered the base onto temporary wooden blocks on the stand so I could remove the straps. Max. The base lifted easily off the wooden blocks with a small pry bar. The issue is condition of the spindle bearings ,bad ones to replace will cause heart issues. Table: The table and magnet just lift off (heavy, but one person can lift them); from there I put them on a furniture dolly (sitting on a piece of oil soaked cardboard to protect the ways) and dragged them into the basement. I could post a picture if you have a strong constitution. The bare spindle was covered with plastic and tape to protect it. Specifications: Achieve the ideal finish with a wholesale concrete grinder. Column: Before attempting to remove the column, I removed the column cover. I stripped the paint with paint stripper, and cleaned off the rust with scotch-brite. Intellectual Property Protection Post WORK CAPACITY: WIDTH 40" Equipped with: All of this makes a used concrete grinder craigslist a key ally for construction and interior design businesses. On my grinder, I need to make sure the gear is held in place while pushing the hand-wheel onto the shaft; otherwise the shaft will push the gear so that only about half of it engages the rack. Walls are floor to ceiling, well, to the bottom of the mezzanine, anyway. In order to get the grinder from my garage to the basement, I have to move it to the back of the house, and down a small hill to a patio entrance (house is split level in the back, so I have a "ground floor" entrance there). For starters, you could pick up a mobile concrete polisher. How about surface grinders? - Yes you do need fixtures and tooling but a lot can be made yourself. TU, GENERAL SPECIFICATIONS I should note that I measured the adapter and the spindle very carefully several times, using both calipers and micrometers, and I never came up with a result of 3" TPF (so either my technique was wrong, or this is a very difficult measurement to make). I was rather puzzled by the "gear" on the adapter, but I eventually found out that it is called a "gear-nut", and requires a special wrench to remove it (1-1/4-16LH threads, by the way) - Sopko refers to this as a "Glare gear assembly.". The surface finish will be largely controlled by the condition of the spindle bearingswhich could be great or need work. Nominal Swing: 10" Dismantled lower feed box, cleaned all items. The buttons were made from brass rod. capacity) furniture dolly (with a temporary handle added), I was able to drag it into my basement. 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Asking price was $1,200, and ended up paying $1,150. Similarly, the table (after oiling the ways), was placed on a piece of heavy cardboard to protect he ways. All I can say is that I did a search for "surface grinder" on craigslist and it picked up items in Pennsylvania, Delaware, New Jersey and more distant. Some photos of my Sanford grinder are posted on this web page, see the album link below for all photos (Note: Use slide-show view on album to see annotations): In the discussion on this web page, I will be using the names in the diagram to the left (not a Sanford!) | Showroom It should do what you want. Before attempting to remove the screws, I applied some penetrating oil - not sure if it made a difference or not. Tmall Taobao World I used a shop rag to wipe oil from the ways and look for any sign of scratches, gouges, or other mistreatment. bolts, etc., which I placed on a moving blanket in the back of my car). Electromagnetic Chuck Diameter 42", EXPERT MACHINE REPAIR AND SALES - # 13473 STANDARD WHEEL SIZE: DIA. Although it is sturdy, it is not very heavy, and it has four adjustable pads at the bottom corners which are really too light duty for the purpose. Dismantled saddl, EXPERT MACHINE REPAIR AND SALES The diamond Matt mentioned sharpens the wheel using the cross slide and the diamond should be used on the side of the wheel around 7 o'clock so the wheel does not climb into the diamond. | Suppliers 1511471 being the earliest so far discovered.". Spdl (6), Surface Recip. Installed new lube pump HEIGHT 36" The Harvey Butterfly LG-812 surface grinder is reported to be a copy of the Sanford MG-612 surface grinder (link to brief history of Harvey Manufacturing Co.) Here are some pictures of the LG8-12 from an ebay sale: If you are buying used machinery, you of course would like to know what to pay as a fair price. Serial 13207 by reggie_obe Fri May 15, 2015 7:14 am, Post Most of them use a magnetic chuck for workholding. With a used concrete grinder craigslist in your tools collection, you can remove the upper surface of concrete flooring, clearing away adhesives, paint, dirt and dust, and any loose concrete fragments that may compromise the smoothness of the surface. I noticed when I removed the hand-wheels that shafts had been slightly scored by these rough screws, so I ground the ends flat, and inserted a brass "cushion button" into each screw hole before replacing the locking screw (actually I "glued" the button to the end of the screw with grease, so it would stick while I inserted the locking screw). Even with the dis-assembly the grinder is very heavy and the weight is distributed to the back, which makes lifting even more difficult. Reid Rollaway Surface Grinder Other relevant details - condition, missing/broken parts, etc. I had made simialr measurements previously and used those measurements to compensate when tramming, but this is not very convenient. Wheel and wheel cover: These were easily removed - not so much as to reduce weight, as to protect against breakage. 511421 the highest; sometimes a dash is found stamped between the year and the machine number. Before you do anything, you must do something else first. Please include the following in your email (or post comment on Hobby Machinist): Note: The references and links below are for information specific to Sanford MG and Harvey LG surface grinders. Leasing And Financing Available from Capital Financing | Re-manufactured Complete This was followed by spraying with primer, which was allowed to dry for two days. Hand-wheels: I removed all of the hand-wheels for two reasons. Decks engine blocks. Model 273A, SN# G2924 All rights reserved. The shaft locks are very simple 1/4-20 "bent screws" (see photo). The measurements show that the surface is a bit dished in the center by almost 0.001". Here are some before and after pictures of the wheels: Y-axis (cross-feed) hand-wheel before stripping. FACE WIDTH: 6" I did this using a Harbor Freight 2-ton shop crane (see pictures below - click on any picture for a larger view). Lifting strap looped through top of column. 42" SEGMENTED WHEEL CHUCK Note that I put cardboard over the table ways to protect them (after applying generous amounts of oil). I removed the folding legs and extendable boom from my shop crane to lighten it, and got that into the basement with out too much trouble. to refer to the various parts of the grinder. The more you use a surface grinder the more you realize what you can do with one. You can do really pretty work with it, removing the tool marks from milling or taking care of hardened material. Max Swing inside Guards by John Evans Fri May 15, 2015 5:29 pm, Post It all depends on the kind of precision and finish you want. Fortunately the weather was clear, but I squirted extra oil on the exposed ways just in case, for the 1-1/2 hour drive home. Cleaned, Cycled and Painted The plate was a bit rough, and had only been finished with simple milling. I put lifting straps under the base and also under the vertical spindle support. TABLE FEE, GENERAL SPECIFICATIONS The above pictures show the grinder on the day I finally got it moved into my basement, but before I had done any clean-up work (aside from the hand-wheels).