Aeroxcraft VTR-GP Tilt/Roll Gimbal User Manual
Contents
1. Tilt Input 5 To Tilt Servo Naza WKM F2 pam To Flight Battery BEC Do not drive the servos at a higher frequency then they are rated for The MKS servos supplied are rated at 333Hz Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 You can finely adjust the centre positions of the gimbal in the DJI assistant software Set the gimbal gains in the DJI assistant software so that the gimbal stays level when the multirotor tilts and rolls Sighting the gimbal against a known level like a doorway or using a digital spirit level will help when setting the gimbal gains Typical settings are TOOL ABOUT coy ENGUSH bea EXPORT IMPORT WRITE EO GIMBAL DEFAULT 1 Gimbal Switch Mounting On OFF Output Frequency 200hz Rs X 2 Servo Travel Limit i MAX Center MIN Motor Mixer Pitch JEB 1000 1000 Rol Qi 1000 0 1000 Ground TxCai 3 Automatic Control Gain Range 0 to 100 Direction You should assign one A transmitter to X1 chann x Pitch d 2100 O NORR Pitch direction angle o i A during flight first Then AutoPilot Roll dit 2100 REW speed of pitch direction initial value 100 is full sq 4 Manual Control Speed Pitch gt 0 Voltage J wo McC Output Off CONTROL MODE Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 5 Installing HoverflyGimbal The gimbal control provided by the DJI Naza2. Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 a GoPro camera Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 4 Connecting to a DJI Naza or Wookong REMOVE PROPELLERS AND DISCONNECT MOTORS BEFORE PROCEDING It is not recommended to connect the gimbal directly to a Naza or Wookong controller The current drawn by the servos can easily exceed the power that the controller can provide which in turn can cause the controller to malfunction or become damaged If this occurs in flight then it is likely to cause a crash Crashes can also cause damage to your multirotor and also to people and property Crashes are bad In addition to the above issues the Naza and Wookong controllers output 5 volts from F1 amp F2 Most digital servos work best on 6 Volts giving more speed and torque with the higher voltage The servos need to connect to the controller and BEC as in the schematic diagram below Copyright 2012 Aeroxcraft Ltd Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 To achieve this you need to make wiring harness from some servo extension leads Below is an example of this On this harness the roll input has not got a black lead this is because the Ov is provided already by the black lead on the Tilt input With this harness both the tilt and roll inputs need to be connected for it to work correctly To Roll Servo Roll Input Naza WKM F1
3. VTR GP V1 2 TECHNOLOGY WITH ALTITUDE Aeroxcraft VIR GP Tilt Roll Gimbal User Manual a VTR GP Tilt Roll Gimbal Copyright Aeroxcraft Ltd 2012 l Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 Contents Notes Introduction Installing GoPro camera Connecting to a DJI Naza or Wookong Installing HoverflyGimbal Adjusting centre points Tools Required Adjusting centre points of axes Adjusting centre points of axes Adjusting Belt Tension Roll 10 Adjusting Belt Tension Tilt 11 Fitting Accessories Leto Sah Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 1 Notes REMOVE PROPELLERS AND DISCONNECT MOTORS BEFORE PROCEDING This document is a work in progress Information contained within this document may be incorrect and we cannot be held responsible for any damage injuries caused by following the information contained within this document lf you are unsure what you are doing get advice from someone who does Do not turn axes by hand Servos are rated for 333Hz Power servos using a 6V BEC Do not connect directly to a flight controller such as DJI Wookong or Naza OC Multirotor helicopters are dangerous Operate them away from people and property Be responsible If in doubt do not fly Always remove propellers from motors before carrying out work on your multirotor helicopter Failure to do so can cause Serious injury It is the owner s resp
4. aximum Pulse Width ms see EJ E 20m GS ed Bd Acceleration Rate Gain sss xe E eS Transmitter Receiver Control O Angle Position O Angle Velocity Mode Switch None sec Channel 2 Pitch Auto Compensati Enabled Stored Program Transmitter Receiver Control Angle Position 9 Angle Velocity Mode Switch None Enable Pitch Servo Center Point pulse width in ms a ma ee Ge i Scaling Factor u5 pulse width per degree Reverse Direction it uti i Gi un md Minimum Pulse Width ms 10000 Maximum Pulse Width ms sce EJ E 2000 SD Ged Bn Eee Acceleration Rate Gain id ij a Poc Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 6 Adjusting centre points Tools Required Before you begin you will need the following items Hex 2mm allenkey key screwdriver eg Wera 023105 Long thin flat bladed screwdriver eg Wera 117996 Something to centre the servo for eg a servo tester or a TX RX A servo tester set to 1520us which is the centre signal for most servos mm OQ ADJUST PRO SERVO TESTER uP DOWN MENU ENTER Hex 2mm allenkey key screwdriver Wera 023105 Long thin flat bladed screwdriver Wera 117996 Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 7 Adjusting centre point of Roll Axis Place your flat thin screwdriver down the hollow roll shaft You s
5. e when you connect the servo it may continuously spin round Connect your servo tester and set the position to 1520us Alternatively connect to a RX making sure the channel you connect to is at the centre position on the TX don t forget trims amp Sub trims need to be central You should now be able to adjust the centre point of the gimbal by turning the end of the potentiometer with the screwdriver Once you are happy with the position you have set re tighten the grub screw in the steel collar By adjusting the centre point the camera housing can be configured so the camera is removed from the front rather than the back You can also set the camera to be point vertically down Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 9 Adjusting Belt Tension Roll Slacken the 2x 2 5mm hex screws here EE Pull the servo like below to achieve the desired tension Then move the hex spacer against the servo plate and re tighten tighten the 2 screws A helper can make this much easier Do not over tighten the belt It needs to be tight enough to stop any slop in the movement of the roll arm but no tighter If it is too tight it can damage the servo or the gimbal Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 10 Adjusting Belt Tension Tilt Slacken the 2x 2 5mm hex screws here Pull the servo like below to achieve the desired tension Then move the he
6. era This moves the lens of the GoPro camera nearer to the centre of the roll axis Some people prefer this but for the Hero3 it means you cannot access the hdmi port whilst the camera is in the gimbal Similarly you could adjust the camera to be in portrait rather than landscape This would make the gimbal a Roll Pan gimbal We have not tried this out ourselves do so at your own risk It might be of use to someone Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 8 Adjusting centre point of Tilt Axis Place your flat thin screwdriver down the hollow Tilt shaft You should be able to locate the end of the screwdriver into the end of the potentiometer shaft It will not turn as it is clamped to the tilt shaft by the steel collar Slacken 2 5mm hex grub screw on the steel collar It needs to be slack enough so you can turn the potentiometer with the screwdriver and also tight enough so that the potentiometer still turns with the tilt shaft Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 IMPORTANT Remove the 2mm hex tool from the grub screw before proceeding Failure to do so may damage the gimbal IMPORTANT When you connect the servos to the gimbal it may move quickly and unexpectedly Make sure your fingers and any cables are out of the way and cannot be damaged by the gimbal Make sure that you can disconnect the power quickly if need be If the grub screw is too loos
7. hould be able to locate the end of the screwdriver into the end of the potentiometer shaft It will not turn as it is clamped to the roll shaft by the steel collar Slacken 2 5mm hex grub screw on the steel collar It needs to be slack enough so you can turn the potentiometer with the screwdriver and also tight enough so that the potentiometer still turns with the roll shaft Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 IMPORTANT Remove the 2mm hex tool from the grub screw before proceeding Failure to do so may damage the gimbal IMPORTANT When you connect the servos to the gimbal it may move quickly and unexpectedly Make sure your fingers and any cables are out of the way and cannot be damaged by the gimbal Make sure that you can disconnect the power quickly if need be If the grub screw is too loose when you connect the servo it may continuously spin round Connect your servo tester and set the position to 1520us Alternatively connect to a RX making sure the channel you connect to is at the centre position on the TX don t forget trims amp Sub trims need to be central You should now be able to adjust the centre point of the gimbal by turning the end of the potentiometer with the screwdriver Once you are happy with the position you have set re tighten the grub screw in the steel collar By adjusting the centre point the roll arm can be configured to be on the other side of the cam
8. in the area below HoverflyGIMBAL Configurator v1 8 rev CONNECTED HoverflyGIMBAL Hardware Version Software Version Gimbal 1 0 Ver 1 3 rev Transmitter Receiver Ch 1 Ch Mode Mode Sw Angle Value 1 750 Servo Outputs Ch 1 Ch Ch3 eae PWM 0 000ms 0 000ms 0 000ms If you don t have your RX connected to the HoverflyGimbal to adjust the tilt then make sure the Tilt servo Transmitter Receiver Control is set to None If you do have your RX connected to the HoverflGimbal make sure that only the Ov and Signal wires are used Make sure there is no power middle red wire going from the RX to the HoverflyGimbal failure to ensure this will cause problems and at worst cause damage to your RX or HoverflyGimbal Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 Below are the servo settings we are using on our HoverflyGimbal for the VTR GP Note that yours settings may be slightly different We have found that a digital level is very useful for accurately setting the Centre Points and Scaling factors You will need to fine tune the settings the Acc Rate Gain in particular to get the best results for your rig flying style and filming style Enable Rall Serva Center Point pulse width in ms Ge ase ea a Ga ad Scaling Factor uS pulse width per degree 7 Reverse Direction i sta aca o a id ad Stored Program Ened Minimum Pulse Width ms zg se EJ tomo G5 Gag a M
9. is often too slow to react to the movements of a multirotor in flight If you want to get pro results then you need something better The HoverflyGimbal controller provides much faster and smoother control of your gimbal The VTR GP has a mounting plate on the rear specifically for mounting a HoverflyGimbal board Before you mount your HoverflyGimbal to your gimbal you need to calibrate the sensors Details on this are in the HoverflyGimbal manual which is available from hoverflytech com Time spent getting this right will save you time later on when you try to fine tune the settings For the purposes of the VTR GP we have found that HoverflyGimbal firmware version 1 03 is the best one to use Mount the HoverflyGimbal as pictured above using the screws and nuts supplied with your VIR GP gimbal The power connector should be pointing upwards Power the HoverflyGimbal with a good quality BEC such as the Castle Creation 10amp BEC set to 6 Volts Many cheaper BECs are of questionable quality the output voltage can be noisy and they can also give off excessive radio interference Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 Set the Mounting Configuration as Back Top in the HoverflyGimbal configurator a Mounting Configuratio Mounting Side Back Top When setting the centre points of the servos in the HoverflyGimbal configurator make sure the gimbal is as level as possible as indicated
10. onsibility to ensure this model is assembled and fitted out correctly and safely Ensure that your model is capable of safely and reliably lifting the payload you are asking it to This model is dangerous if used in an incorrect manner Ensure you seek assistance from an experienced flyer if you are unsure Do not fly near people property or highways Do not fly over people property or highways There may be laws and regulations governing the use of this model in your area seek advice from your authorities if you are unsure Planning your build and installation is key to building a safe and reliable multi rotor Make sure all wiring is of the correct gauge properly connected neat and protected from wear tear and radio electrical interference Make sure all the components you use are suitable for the size and weight of your multi rotor Do not over tighten screws Check this product for damaged hardware loose joints missing parts or sharp edges before and after assembly and frequently during use Do not use unless all components are correctly fitted and adjusted Do not use if any parts are missing damaged or broken Assembly is required Take care when unpacking and assembling contains small parts and sharp edges If you require any replacement parts they are all available from Aeroxcraft Contact us for details Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 2 Introduction To follow Designs
11. x spacer against the servo plate and re tighten tighten the 2 screws A helper can make this much easier Do not over tighten the belt It needs to be tight enough to stop any slop in the movement of the roll arm but no tighter If it is too tight it can damage the servo or the gimbal all Designs Images and Content Copyright Aeroxcraft Ltd 2013 VTR GP V1 2 11 Fitting Accessories To follow 2 Horizontal mounting brackets 2 Changing the rail brackets 2 DJI S800 Mountings 2 Fitting Tilt shaft for PhotoHigher Skyline Designs Images and Content Copyright Aeroxcraft Ltd 2013
Download Pdf Manuals
Related Search