Longitudinal cutting machine
Hello!
There is a need for designing a machine - specifically the frame, selection of components, control panel (electrical scheme with starters, protection for motors both for current and temperature, etc.).
This machine is used for trimming the edge of uncut boards, it will have two saw blades, one stationary and the other movable in the transverse direction, the cutting lines of both should be illuminated by a laser pointer.
The movable blade should move easily in the transverse direction either manually using a lead screw with a large pitch or by an electric drive (electric is more acceptable).
In the longitudinal direction, there should also be an automatic drive, there is also a desire for the movable blade to be either lifted or left with part of the carriage in place, to allow for a single cut
for example, as an idea scheme:
From the specifications, the length of the wood is up to 6 m, the thickness of the boards is up to 70 mm (standard 50-55 mm), width from 150 to 700 mm (this is not exact, need to look at the real possibilities of positioning the saw)
The diameter of the saw blades is 250-300 mm (it should be provided for the blade to exit below the cut by 20-30 mm, the rest will depend on the design). Motors with a power of 5.5 kW (https://mr.net.ua/elektrodvyhun-tryfaznyi-asyn-ayr100l2-b.-5.5-kvt-3000-ob.-khv-380-v/?utm_source=google&utm_medium=cpc&utm_campaign=PMax_All_380_Items_12.01.25&utm_term=%7C&utm_device=c&gad_source=1&gclid=CjwKCAiAwaG9BhAREiwAdhv6Y8X-lOKEvIj4BYXWk8wovYn-w-gkrFKSHpPTQ2FzxyZfdme2grYrbhoCtLQQAvD_BwE)
V-belt pulleys of the appropriate size (https://unitech.com.ua/ua/shkivy-klinovye/)
CNC components and electrical components from any online store.
Here is a video of a similar machine: https://www.youtube.com/watch?v=Xo8bEWbrtnI&ab_channel=Teplatek but here there is completely no automation, no protection is visible (neither for motors, nor for operators, nor from dust/chips), and the board clamp looks non-functional.
Here is another video (https://www.youtube.com/watch?v=7KT_qTpdabI&ab_channel=%D0%92%D0%B8%D0%B3%D0%B0%D0%BB%D1%8C) this is similar to the previous one, but simpler execution, but still completely manual.
This video is closer to automation ( https://www.youtube.com/watch?v=8TAEgkPHh_0&ab_channel=DariuszLentas), I especially liked the implementation of clamping the board before and after the cut, I also like that there is a remote control for the operator.
Here is an example of an announcement, here without automation, (https://flagma.ua/uk/2-h-golovy-prodolno-pilny-stanok-ppr-21-o4356207.html)
I also want to note that the machine does useful work moving in both directions, this is important.
And one more video ( https://www.youtube.com/watch?v=L0mkm0yysAs&ab_channel=TomaszToczek) here I liked the moving ruler that allows for different widths of cuts with one blade, I don't know exactly how it is arranged, but it looks useful.
In general, this is industrial work, so the issue of removing sawdust will be acute, this should be taken into account, as there will be access, convenience, or possibly partial automation, and the dust will be standing in a column around the saw blades, something should also be thought of for this.
If there are willing participants, I ask, preferably in full set, it is also preferable to have an understanding of CNC machine components.
I am ready for any form of cooperation, perhaps among the participants there are machine manufacturers or component sellers, and are ready to offer their services, or any other combinations)
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