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

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

Summary

Details

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1 -= 1 Introduction =
2 2  
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.
4 4  
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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