Last modified by nozzin on 2024/02/26 09:16

From version 1.1
edited by Mora Zhou
on 2024/02/23 11:20
Change comment: There is no comment for this version
To version 2.2
edited by Mora Zhou
on 2024/02/23 12:01
Change comment: There is no comment for this version

Summary

Details

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1 += 1 Introduction =
1 1  
3 +This project uses Wecon Codesys PLC LX6C and bus type servo VD3E for delta robot control. Through simple debugging, the point-to-point interpolation motion of the delta robot is realized.
2 2  
5 += 2 Main kit composition =
6 +
7 +(% style="text-align:center" %)
8 +[[image:1708658466693-778.png]]
9 +
10 +(% style="margin-left:auto; margin-right:auto" %)
11 +|(% style="width:799px" %)(((
12 +(% style="text-align:center" %)
13 +(((
14 +(% style="display:inline-block;" %)
15 +[[==== **LX6C** ====>>image:1708658932564-782.png||height="319" width="334"]]
16 +)))
17 +)))|(% style="width:823px" %)(((
18 +
19 +)))
20 +
21 +(% style="margin-left:auto; margin-right:auto" %)
22 +|=NAME|=QUANTITY
23 +|LX6C-0808MT-DD|1
24 +|VD3E-014SA1G|3
25 +|WE80M-07530S-A1F|3
26 +|Upper arm|3
27 +|Lower arm|6
28 +|Motor shaft connector|3
29 +|Top plate|1
30 +|Tool plate|1
31 +|Hexagon socket screws|6 (M4 and M5)
32 +
33 += 3 Mechanical parameters =
34 +
35 +[[image:1708659158007-639.png||style="float:left"]][[image:1708659191216-488.png||style="float:left"]][[image:1708659202564-503.png]]
36 +
37 +Length of the upper arm **d1**: 330mm
38 +
39 +Length of the lower arm **d2**: 600mm
40 +
41 +Distance between lower arm in one pair **d3**: 20mm
42 +
43 +Radius of circle where lower arm contact point is located **r1**: 50mm
44 +
45 +Radius of circle where motor shaft is located **r2**: 100mm
46 +
47 +Maximum angle in ± for ball joints: 60°
48 +
49 += 4 Program preparation =
50 +
51 +== 4.1 Language settings ==
52 +
53 +Select “Tools”~-~->“Options”
54 +
55 +(% style="text-align:center" %)
56 +[[image:1708659282790-309.png]]
57 +
58 +
59 +Set software language in “International Settings”
60 +
61 +(% style="text-align:center" %)
62 +[[image:1708659276549-637.png]]
63 +
64 +== 4.2 Device file import ==
65 +
66 +Select “Tools“~-~->“Device Repository“
67 +
68 +(% style="text-align:center" %)
69 +[[image:1708659330267-186.png]]
70 +
71 +Install LX6C xml file.
72 +
73 +(% style="text-align:center" %)
74 +[[image:1708659348892-129.png]]
75 +
76 +Install VD3E xml file.
77 +
78 +(% style="text-align:center" %)
79 +[[image:1708659363849-556.png]]
80 +
81 +[[image:1708659372629-274.png||style="float:left"]]
82 +
83 +[[image:1708659390655-234.png||style="float:left"]]
84 +
85 +
86 +
87 +
88 +
89 +
90 +
91 +
92 +
93 +
94 +
95 +
96 += 5 Device connection =
97 +
98 +== 5.1 New project ==
99 +
100 +Create a new standard project
101 +
102 +(% style="text-align:center" %)
103 +[[image:1708659481680-311.png]]
104 +
105 +Select device and programming language
106 +
107 +(% style="text-align:center" %)
108 +[[image:1708659504171-928.png]]
109 +
110 +== 5.2 Connect LX6C ==
111 +
112 +Double click “Device” and select Scan Network
113 +
114 +Select LX6C and click OK, make sure your PC and LX6C in the same LAN (LX6C default IP is 192.168.8.8)
115 +
116 +(% style="text-align:center" %)
117 +[[image:1708659630178-665.png]]
118 +
119 +Login device with account and password
120 +
121 +(% style="text-align:center" %)
122 +[[image:1708659646762-832.png]]
123 +
124 +
125 += 6 Project configuration =
126 +
127 +== 6.1 Add Axis Group ==
128 +
129 +Right click Application, “Add Object” and select “Axis Group”
130 +
131 +
132 +(% style="text-align:center" %)
133 +[[image:1708659668179-463.png]]
134 +
135 +Click “Select Kinematics” and select “TRAFO.Kin_Tripod_Rotary”
136 +
137 +(% style="text-align:center" %)
138 +[[image:1708659683686-935.png]]
139 +
140 +Fill in the mechanical parameters (Use the same user units)
141 +
142 +(% style="text-align:center" %)
143 +[[image:1708659724005-484.png]]
144 +
145 +Right click “Device” and add device
146 +
147 +(% style="text-align:center" %)
148 +[[image:1708659738998-621.png]]
149 +
150 +Add “EtherCAT Master SoftMotion”
151 +
152 +(% style="text-align:center" %)
153 +[[image:1708659810951-477.png]]
154 +
155 +Right click “EtherCAT_Master_SoftMotion” and add device, select “Wecon VD3E EtherCAT Servo_v1.10” (Servo xml file should be same with servo firmware, you can check servo firmware in U2-04 through servo panel)
156 +
157 +(% style="text-align:center" %)
158 +[[image:1708659837241-566.png]]
159 +
160 +
161 +(% style="text-align:center" %)
162 +[[image:1708659844978-946.png]]
163 +
164 +Add 3 motion axis
165 +
166 +(% style="text-align:center" %)
167 +[[image:1708659868961-294.png]]
168 +
169 +Set the correct resolution based on the motor encoder
170 +
171 +(% style="text-align:center" %)
172 +[[image:1708659882131-694.png]]
173 +
174 +Double click “EtherCAT_Master_SoftMotion” and select network name “eth1” in “General”
175 +
176 +(% style="text-align:center" %)
177 +[[image:1708659902425-597.png]]
178 +
179 +Bind axis to robot.
180 +
181 +(% style="text-align:center" %)
182 +[[image:1708659921571-879.png]]
183 +
184 +Move “PLC_PRG” from “MainTask” to “EtherCAT_Task”
185 +
186 +(% style="text-align:center" %)
187 +[[image:1708660033766-909.png]]
188 +
189 +(% style="text-align:center" %)
190 +[[image:1708660038539-524.png]]
191 +
192 +== 6.2 Demo program ==
193 +
194 +Build a simple program for absolute move
195 +
196 +(% style="text-align:center" %)
197 +[[image:1708660054738-287.png]]
198 +
199 +(% style="text-align:center" %)
200 +[[image:1708660060148-798.png]]
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