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Search: Posts Made By: lordyaussie
Forum: All About Guns 01-11-2018, 01:31 AM
Replies: 3
Views: 2,040
Posted By lordyaussie
Drilling Harded Spring Carbon Steel Shafts - Heat Treatment?

Hey Guys; How do I heat treat a Harded Spring Carbon Steel to soften it for drilling?
And how do I re-harden it? - If it does need rehardeding - its for a line hole.

Also do you think the spear...
Forum: All About Guns 08-05-2016, 02:43 PM
Replies: 87
Views: 41,572
Posted By lordyaussie
Re: 3D Printed Speargun

Holy Mackerel! You actually did it, you 3D printed one :D :D Epic Stuff man (y)
Forum: All About Guns 10-12-2015, 10:25 PM
Replies: 11
Views: 2,878
Posted By lordyaussie
Re: AB Biller customer service, or the lack of

Don't see why they cant post to Mexico either.

Time and time again I see people post about mechanism issues with Rob Allen and Pelaj and the dealers themselves come on this site issue new...
Forum: All About Guns 10-12-2015, 10:16 PM
Replies: 2
Views: 1,951
Posted By lordyaussie
Re: Roller accesories

Thats amazing Seal! I and I think many other would love to see some how-tos on making such exceptional gear. :) Thanks for sharing
Forum: All About Guns 06-23-2015, 09:41 PM
Replies: 27
Views: 9,333
Posted By lordyaussie
Post Re: Ideas for Mechanical Engineering thesis

Hi guys thanks for all the help, this has been a good thread which has mentioned a alot ideas that others may be able to take on (or maybe me oneday)
I've finished my speargun design undergrad...
Forum: All About Guns 06-23-2015, 10:05 AM
Replies: 73
Views: 25,347
Posted By lordyaussie
Re: Do you care if your shaft rusts? Or would you rather more bending resistance?

Very great replies guys :notworthy:toast::up: Loved what you wrote about tungsten shafts spearq8. Sorry If I dont directly reply to everyone.


Yes John post away man; I saw that arguement on that...
Forum: All About Guns 06-22-2015, 03:45 AM
Replies: 191
Views: 182,488
Posted By lordyaussie
Re: Trigger Mechanism Design Rules

#4 by Kumu posted 7mm American notch (not sure the cut at the top is respective of every mech so be careful, looks like a riffe spear)
http://www.spearboard.com/showthread.php?t=162617


I wonder...
Forum: All About Guns 06-22-2015, 03:29 AM
Replies: 73
Views: 25,347
Posted By lordyaussie
Do you care if your shaft rusts? Or would you rather more bending resistance?

It seems many people these days are concerned about their shafts rusting which I can't understand; I'd always preffer the greater bending resistance of spring carbon steel over 17-4PH stainless...
Forum: All About Guns 06-21-2015, 11:10 AM
Replies: 191
Views: 182,488
Posted By lordyaussie
Re: Trigger Mechanism Design Rules

Thankyou Pete, sorry for the late 'thankyou'. I read it ages ago and wanted to make a detailed reply but didnt get to it. You broadened my knowledge with that reply, thanks.

Geogiann - Bumping for...
Forum: All About Guns 06-14-2015, 08:40 PM
Replies: 6
Views: 2,606
Posted By lordyaussie
Re: How much does a Gun deflect,... because my model says 15mm! (1/2inchapprox)!!?

Thanks guys

3 bands at 400% is a maximum power design which is what these guns should be designed for. (P is only linearly proportional to the deflection of with 2 bands it would be 10mm and with...
Forum: All About Guns 06-14-2015, 07:42 AM
Replies: 19
Views: 6,061
Posted By lordyaussie
Forum: All About Guns 06-14-2015, 07:34 AM
Replies: 6
Views: 2,606
Posted By lordyaussie
Post How much does a Gun deflect,... because my model says 15mm! (1/2inchapprox)!!?

assuming a speargun is a beam from a fixed end. The deflection of an aluminum (E-69GPa) pipe gun (OD28.8,ID26.5mm) 1100mm long with 3 bands (16mm at 400%*) is 15mm! Does this seem right?...
Forum: All About Guns 05-26-2015, 05:26 AM
Replies: 8
Views: 3,261
Posted By lordyaussie
Re: Pelaj mechanism internals photo?

Thanks Carlock, you are awesome!
And looking at what Spanna said it seems the most probable reason - http://www.plasticsmag.com/ta.asp?aid=3786
When you push (jam - with a oversize trigger in the...
Forum: All About Guns 05-24-2015, 03:45 AM
Replies: 8
Views: 3,261
Posted By lordyaussie
Question Pelaj mechanism internals photo?

Does anyone have a photo of the internal workings of the Pelaj mechanisms that failed and their estimated time-frame of manufacture.
Just curious to compare their shifting sear designs to others.
...
Forum: All About Guns 05-22-2015, 08:46 AM
Replies: 191
Views: 182,488
Posted By lordyaussie
Smile Re: Trigger Mechanism Design Rules

Hi, I'm been reading this thread like gospel over the last copel of days for my Speargun Design report im writing (Pete, send me your real name so I can reference you properly).

I've got some...
Forum: All About Guns 05-17-2015, 12:10 AM
Replies: 27
Views: 9,333
Posted By lordyaussie
Re: Ideas for Mechanical Engineering thesis

Would anyone be able to send me some links of speargun ballistics tests such as this http://www.videocean.com/videOcean_Test_data_2013_en.pdf
I'm trying the justify the best method to power a spear...
Forum: All About Guns 05-13-2015, 10:59 PM
Replies: 27
Views: 9,333
Posted By lordyaussie
Re: Ideas for Mechanical Engineering thesis

Thankyou everyone for your ideas! Sorry should have put a reply back ages ago.
Tin Man that is an interesting question and I dont think it would take much more than a high speed camera and a little...
Forum: Non-Gun DIY Projects and Customizations 04-29-2015, 04:44 AM
Replies: 3
Views: 8,645
Posted By lordyaussie
Re: How to build a Subwing

Yeah definitely give it a go man, they a heaps fun when you take friends out in your boat.
Forum: Non-Gun DIY Projects and Customizations 04-26-2015, 01:51 AM
Replies: 3
Views: 8,645
Posted By lordyaussie
Arrow How to build a Subwing

http://i1121.photobucket.com/albums/l518/lordoftweedheads/subwing%20finished_zpst0zlxyan.jpg

Hi guys, these are bits of plywood you tow behind the boat and can dive with.
They really are fun to...
Forum: All About Pole Spears & Slings 04-22-2015, 08:27 PM
Replies: 13
Views: 15,026
Posted By lordyaussie
Re: Looking for pic for triggered polespear

Hi Aaron, I remember they were on Seahornets.
http://www.wilderness.net.au/sea-hornet-telescopic-handspear-gun.html pretty crap photo
Dmart had them at one point but have not sold them at least for...
Forum: Non-Gun DIY Projects and Customizations 04-22-2015, 08:12 PM
Replies: 8
Views: 16,563
Posted By lordyaussie
Re: Pole Spear grip

I love how you were very descriptive in explaining what you used and the methods in making it. Good writing style.
Well done
Forum: All About Guns 02-19-2015, 04:45 AM
Replies: 27
Views: 9,333
Posted By lordyaussie
Re: Ideas for Mechanical Engineering thesis

Thankyou everyone for your ideas,
How does a chronograph perform better than a high speed camera to tell the velocity/drop of a spearshaft - or are we trying to measure something else that a camera...
Forum: All About Guns 02-18-2015, 12:57 AM
Replies: 27
Views: 9,333
Posted By lordyaussie
Post Ideas for Mechanical Engineering thesis

Hello everyone,
I need to do a Mechanical engineering thesis as part of my undergrad degree this year, which involves developing an a tangible item - like a sensor, item, etc or a mathematical...
Forum: All About Guns 01-02-2015, 04:53 PM
Replies: 12
Views: 8,575
Posted By lordyaussie
Re: Wetsuit designed to withstand major damage from shark

Wow, those were some great posts, thankyou Pete
Forum: All About Guns 01-01-2015, 03:40 AM
Replies: 19
Views: 6,061
Posted By lordyaussie
Re: Casting Speargun Handle

The reason we make our own handles is the same reason we make guns ourselves.

This is awesome, I am wanting to do the same thing, so far I've made a three part plaster mould. I was planning on...
Showing results 1 to 25 of 151

 
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