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Everything posted by eric trax
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[MOC] Pottinger TERRASEM R3 seeder
Good evening! It's time to introduce you to another model that has been a side project for the past year. This is situations when you think that a fairly uncomplicated and small MOC will be easy to build. Below is a photo where you can compare the model with the original Pottinger Terras R3 seeder: What to choose? The choice of the machine was not so obvious. I analyzed the construction of similar seeders, 7 companies in total, the shapes of the hoppers, the frame structure, the mechanisms, and the size of the wheels. The model was supposed to be solid, matching the scale of smaller tractors (~ 150 HP), built of appropriate colors due to the availability of parts, and the mechanics simple enough to be controlled only by the tractor's power take-off shaft. I didn't want to build anything boring either, so I chose a machine with three dominant colors, because it's the most photogenic. Mechanisms At first glance, the model seems to be a very simple machine and it is not entirely true. The Pottinger seeder is suspended on a rigid frame, this makes even the model made of blocks very solid. The main mechanism is a linkage system in the center of the frame that changes the attachments to the transport or working position. It is controlled by a small linear actuator powered by the tractor PTO. The rear part have eight same sowing sections and each of them has independent suspension so that it adjusts to the ground unevenness as in a real machine. The whole is complemented by manually opened markers, a frame with rear warning signs that is kept level all the time regardless of the position of the seeder sections. Finally, an open hopper, with grain :) Appearance The choice of the right seeder model was really important. Some of the machines that I rejected had strange shapes that were problematic to build, which could affect the realism of the model. There are some interesting details that I am very pleased with. A platform with an opening ladder, a radar dish that keeps the hoses in the right position, referring to an element of a real machine. Finally, the massive but quite realistic seed drills sections. When I started building this model, I didn't think LEGO would surprise me so much and produce 56x26 farm tires. I built the prototype on balloon tires, the new tread pattern significantly improves the realism of the model. The photo with the tractor and loader shows how photogenic this model is :D Below you can see photos and a short video showing how the model works.
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Pottinger TOP 762C - windrower rake
eric trax replied to eric trax's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingThank You guys!!! I use Sbrick and rechargeable battery 8878. Below you can see how I put PF into this chasiss :)
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Pottinger TOP 762C - windrower rake
eric trax replied to eric trax's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingNot only for the Krone, but many other models. Lexion and tractors too :) I've waited five years, so I'll wait another five months: D They are little too big - 56mm instead 49mm :/
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Pottinger TOP 762C - windrower rake
After a short break due to work on a special model, I decided to finish two machines that had been standing on the shelves for quite a long time. One of them is the Pottinger TOP 762c rake. In short: the machine has the task of collecting mowed grass from a width of about 6 meters into a narrow row so that it can be picked up by self-loading wagons or a baling press. A small thing and it makes me happy :) This is what the original looks like. As you can see, there are subtle differences. They are mainly due to the optimization of the list of elements. Features: The model has three functions. The first is steerable rear wheels. It is a very simple mechanism that turns the wheels of the rake by means of tension rods. This allows the model to follow the tractor's tracks. An interesting fact is that initially the model was not supposed to have this function. I thought the tie-rods would spoil the look of the already massive frame. In the end, it was possible to build it in such a way that the entire mechanism does not significantly affect the appearance. Ultimately, its operation is smooth and very eye-catching. Two functions are driven by the PTO shaft directly from the tractor. To get control of the two functions, I had to build a gearbox. By shifting the gear, I can switch between lifting the rake arms and the drive of the rakes. During the tests, it turned out that the speed of the rakes is not satisfactory, so I changed the previous system from z16/z16 to z20/z12. I get a satisfactory effect, but lifting heavy arms started to cause problems. I added soft shock absorbers adjusting their geometry to assist the lifting in the first phase when the actuator is parallel to the arm. They also reduce vibrations when the arms are lowered. How it look: The idea for the model was born after I came up with the construction of the rake stars so that they were small, aesthetic and, above all, kept a constant angle of the rake. All the solutions I came across were loose-flying elements mounted on axles or possibly technic pins. Here the octagons are based on which each frame is mounted on a plate with clips. This gives a constant rake angle and takes up very little space because it fits almost the outline of a 6x6 dish and looks very realistic. The construction of the frame turned out to be very problematic. According to the scale, it should have a 2x2 study of the cross-section. Of course, you can get such a size, but the model would only have to stand on a shelf. Eventually I got the 3x3 studs dimension. There are additional reinforcements above and below the frame that add a lot of stability. This was necessary because there are places where the frame is only four axle. Building instructions: https://rebrickable.com/mocs/MOC-73662/M_longer/pottinger-top-762c/ Please check photos and a short video showing the features of the model. Photos Video:
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42131 - CAT D11 Bulldozer
eric trax replied to Maaboo the Witch's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingThis set is a frickin joke. I look at this photo and I do not believe it. I'm going to suffocate with laughter in a moment
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42129 - 4x4 Mercedes-Benz Zetros
eric trax replied to dhc6twinotter's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingOK we have new tractor tire size! Claas Xerion tire - 20 treads - 107mm diameter ZETROS - 18 treads - expected size: 80~86mm diameter (81,6 in my opinion) JEEP Wrangler Tire - 16 treads - 56mm diameter
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42129 - 4x4 Mercedes-Benz Zetros
eric trax replied to dhc6twinotter's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingWe definitely need bigger photos. I doubt the set has different tires for the front and rear axles. Scaling for the front axle is most likely. I know something about it :D
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42129 - 4x4 Mercedes-Benz Zetros
eric trax replied to dhc6twinotter's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingCAT Dozer
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42129 - 4x4 Mercedes-Benz Zetros
eric trax replied to dhc6twinotter's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingDelete this pic please.
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42131 - CAT D11 Bulldozer
eric trax replied to Maaboo the Witch's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingIn my opinion, there will be one HUB C + and four engines. Two driving motors. One engine controls the 4 step gearbox, the other drives functions. Transfer case similar to set 42114. Will drive four functions. Blade (lift and tilt) and ripper (lift and tilt). TLG has a deviation at the point of gear boxes...
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42129 - 4x4 Mercedes-Benz Zetros
eric trax replied to dhc6twinotter's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingAt the beginning, I also thought so. When you look at the first wheel you will see that compared to the fender it is 13-14 studs in diameter. So it's about 104mm wheels. These are Xerion tires.
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Systems tractors and other machinery
eric trax replied to 1gor's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingYes, my scorpion telehandler has the same solution. This allows the rack to operate more freely without any collisions with z20 gear. I understand you are building two versions? Smaller and bigger? In the larger version, you should use a large motor instead of two medium ones. Don't waste your free space inside the model.
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[SURVEY] TLG Technic Team needs your input
eric trax replied to Jim's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingI do not understand that the TECHNIC department is ignoring agricultural machinery. I know that there have been several sets on this subject over the years. The topic is very extensive and grateful. Lots of interesting mechanisms that are eye-catching. Hiding a large HUB in a combine or forage harvester is no problem. This is something that can be a flagship without any complexes. But we still get cars and construction machines. Over and over... We need a space shuttle like a 8480. Once upon a time, the technic was filled with much more diverse ideas. I skip the smaller models because other vehicles or machines appear there more often. However, it is a less risky market.
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[MOD] Eric Trax's Scorpion 756 mods + SBrick Pro beta vs BrickController2
eric trax replied to pdw's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingIt's it very pleasant to see my model inspire someone to make improvements. You did everything that limited me when I was designing the telehandler. The limitations resulted from the fact that I wanted to optimize the partlist and make little bit easy a very hard building process. My copy has 2x sbrick. I installed them almost immediately after completing the base version. They were not included in the building instructions due to the lower cost of the models. This configuration offers great opportunities and possibility to control model with PS4 pad. My lights for the scorpion have been waiting for installation almost half a year. I can't find time for this. Your fenders look great. I doubted that they could be successfully built. Congratulations. An interesting change. When designing, I decided that the appearance was more important to me. Attaching the bucket to the frame extends the model and one stud. The bucket mounted directly to the arm is already quite far from the front axle. Your idea makes it very easy to replace attachments. Buwizz saves even more space in the cab. I decided that it will not be necessary in my model. This causes a problem with the sbrick power supply. I use a rechargeable lego 8878 battery. When the model is working, the next battery is already charging. The exchange takes 30 seconds and the model can continue to run. At the last exhibition, where we presented the first version of the technic mockup Scorpion worked for 16 hours with short breaks. During this time, I changed the battery 4 times. I smeared all axles with Teflon grease. This avoids bricks damage. The model is very effective. The fact that it has been running for so many hours without a breakdown is very important to me. Hours devoted to designing were not wasted. I use this application to control all my models. It is great and offers many possibilities. For me, the most important thing is that I can use two buttons to control the engine in two modes. Or activate two functions with one button. Driving, steering, lifting and tilt control is very difficult. So, when using the trigger, I have programmed: forward driving (85%) and lifting (100%). Then I can pay attention to tilt and steering. It's not a problem for me. You wrote that you have a tilt problem. I use toggle buttons and set the correct position with quick clicks. It takes practice, but is quite convenient. I am aware of this disadvantage. Your improvement looks interesting. Can you take a picture of the arm without the side cover? The huge work you put into changing your model is a big compliment to me. I am glad that my work is so motivating for someone.
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[MOC] Claas Scorpion 756 - telehandler
eric trax replied to eric trax's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale Modelingwhy not :D
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[MOC] Claas Scorpion 756 - telehandler
eric trax replied to eric trax's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingMany of you have asked me about attachments for the scorpion telehandler. I decided to build a few more and make the building instructions. In the FREE file you will find: pallet fork, bale fork, bale grab, manure fork grab. Enjoy your build! :) Free building instructions by me: https://sellfy.com/m1longer/p/claas-scorpion-attachements/ https://rebrickable.com/mocs/MOC-62281/M_longer/claas-scorpion-attachements/
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Instruction maker - HUGE problem.
Hi. I've been using this option recently and I'm having trouble with it. After creating the building instructions, applying global settings, creating a callout and adding a background, I block pages. I save changes to the file and generate a PDF document. When I close the studio program and re-open the file, the all settings disappear. The sequence of steps and sub models remains, however, all additional formatting settings are removed. What may be the problem? Thank you :)
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[MOC] BUGGY - 42122 Model B
During a break from building agricultural machinery, I created a cute Buggy from 42122 set :D I had to buy this kit. I knew very well that the new tires were too small for a tractor, but they are perfect for my other WIP model, which has been on the shelf for almost a year. I did not follow a specific buggy model. I was inspired by various vehicles, their proportions and appearance to create my version. I associate it most with desert vechicles. The functions that have been added: HOG control and independent rear suspension, which works nice and soft. Unfortunately, the attempt to use the turntable to create the front suspension failed. This idea changed the appearance of the vehicle a lot, so I gave it up with that. I used 577 items out of 665 available in the set. My first building instruction is also available at: https://rebrickable.com/mocs/MOC-61843/M_longer/42122-buggy/ https://sellfy.com/m1longer/p/42122-buggy/ Hope you like the model :)
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HOT ROD - 42123 Model B
Year 2020 was crazy for me. It was mainly related to the number of models that I published as well as other block-like activities. To help relieve stress, I decided to rebuild the 42123 set that fell into my hands before Christmas. Assembling an alternative model from a smaller set is a very interesting experience. Flashbacks from my childhood turned on when a man had two sets and was trying to put something nice out of it. Creativity above all else. The set itself has 830 elements, so quite a lot. HOT ROD was chosen for a prosaic reason. When I disassembled the A model, I was left with a dummy V8 engine and started to build with it. This is how a model with 560 elements was created. Please watch a short video and some official photos. There is also an instruction made by @M_longer. Building instructions: Selfy (already avalible) - https://sellfy.com/m1longer/p/42123-hot-rod/ Rebrickable (after premium verify) - https://rebrickable.com/users/M_longer/mocs/ VIDEO https://www.youtube.com/watch?v=ALHlZjHgtPI
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42122 Jeep Wrangler
eric trax replied to Ngoc Nguyen's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingYou just read in my mind ;)
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42122 Jeep Wrangler
eric trax replied to Ngoc Nguyen's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingNice :D but bright green colour make me headache...
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[MOC] Krone BigX 770 forage harvester in 1:17 scale
eric trax replied to eric trax's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingAs a moderately recognizable person, I can mark another position on my list: - obsessive fan [check]
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[MOC] Krone BigX 770 forage harvester in 1:17 scale
eric trax replied to eric trax's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingIt's all about the complexity of the model. Even @M_longer perfect instructions won't be able to save customers' frustration when assembling this monster. If we are to take money for something, I would like people to be satisfied. (We are guided by this slogan) :) If there are no building instructions, I would like to share a free stud.io file for the, determined ones will be able to build the model. But first I have to find time. Yes, I have a normal life! A full-time job, a wife and two pomaranians (dogs). Bricks are not everything Thank you for such nice opinions.
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[MOC] Krone BigX 770 forage harvester in 1:17 scale
When I presented my first forage harvester Jaguar 900 in 2015, I did not have a specific vision of what my future collection should look like. When I decided that I wanted to build a 1:17 scale model, the model was disassembled and the bricks were used to build the Lexion 760 combine. At the end of last year I decided that I would like to have a forage harvester on my shelf. Then I launched a poll on my Facebook page and asked if I should rebuild the Jaguar or face the Krone BigX 770, its direct competitor. After a year of work, it was created: The model is a copy of the real Krone BigX 770 machine, i.e. a medium-sized forage harvester, which with the use of various attachments can chop corn or grass to create fodder for cattle. The forage harvester itself is equipped with seven engines: the XL motor is responsible for the all-wheel drive, and the servo steers the rear axle, which has no suspension due to tighter fenders. The next two medium motors are responsible for controlling the crop throw. Another medium, the motor, operates with a switch that turns on the current for the L motor, located in the intake system, which drives the PTO for attachments. The last medium motor, together with the small linear actuators, lifts the intake system. The model was controlled by three IR receivers. After building an additional attachment, one channel was missing. At the same time, I gave up my earlier plans to create a building manual for this model. So I stopped restricting myself and installed three Sbricks. Thanks to this, I got the ability to control the forage harvester with the PS4 pad and additional channels for LED lighting. I used this type of lights for the first time and I must admit that it gives much more lighting options than the original Lego lights. To keep the work lamps compact, I had to drill a 1x1 plate. It is true that Lego has such elements with a hole in its offer, but not in trans clear color. Sbricks allow you to adjust the light intensity. The whole is powered by a large BBox to get the greatest possible battery capacity. Unfortunately, it was not possible to bring the drive to the shafts in the throat. The problem is practically zero space inside because the L motor is inside As always, I tried to look like a real machine. The combination of Tan and Green colors gave a great effect. The forage harvester has a very distinctive and massive rear. I was able to reproduce the side covers and the entire rear quite well. Everything at strange angles folds into one whole without major gaps. The problem was the front panel with the lights arranged quite strangely in the original. Here I used stickers from set 75954 of the Harry Potter series cut to size with holes made with a punch. The rest of the stickers were cut by me on the plotter. I have a small problem with the roof, specifically its curves. Unfortunately, to better reflect the curvature, I would need elements that do not appear in the TAN color. EasyFlow 300 Initially, the forage harvester was supposed to work only with the EasyFlow 300 tool, which collects the previously mown grass to cut it. The structure itself is quite simple because it consists of a pick-up and scraper rollers. I took the patent for it from my previous square baler model. In order to fit all the mechanisms, I had to extend the whole thing by two studs, which made it seem more massive than the original. Unfortunately, no Lego solution was suitable for the cover, so I used a mosquito net to get a satisfying effect. To keep the shafts stable, I trimmed the axle 32 stud to a 19 stud length. In theory, these could be cut flexes, but their stability at higher revs was questionable and the whole thing is to work without failure for two days of the exhibition. EasyCollect 600-2 Although it looks much more epic than the previous one, its structure is more complicated. The six-meter maize collector comes in two configurations, 600-2 folded like mine and 600-3, where the side sections overlap one another. Knowing that the collecting belts will be thicker than the original ones, in this case the folded attachment would reach more than half the cabin and look unnatural. The side sections are folded by medium motors, one per side. Unfortunately they are visible. Initially, I wanted to put them under the side section covers, but found that there was too little space. The belts work very smoothly, thanks to the addition of additional tensioners with rollers, it was possible to eliminate vibrations during operation practically to zero. Earlier, observing the whole thing, one could get epilepsyv :D I wanted to use black bets with silver horns, but they got lost in their entirety and these elements should be exposed and stand out from the rest. The attachment has most of the original details, such as the handles holding the corn straight to the intake system. An interesting element are the large horns of animals that fit perfectly. Unfortunately, I had to paint them because they are not tan. Finally, I invite you to see the photos and videos. This was the first time I was doing multi-step color grading and using new video recording equipment. I hope you can see the results :) Gallery:
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Technic 2021 Set Discussion
eric trax replied to LvdH's post in a topic in LEGO Technic, Mindstorms, Model Team and Scale ModelingCan you see what tires the buggy has on the rear axle?
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