Board-dat/NGS/NGS1052-dat/NGS1052-dat.md
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@@ -3,7 +3,7 @@
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https://www.electrodragon.com/product/neo-6m-gps-module-r2/
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-- legacy wiki page - https://w.electrodragon.com/w/Ublox_GPS
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+- [legacy wiki page](https://w.electrodragon.com/w/Ublox_GPS)
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## Board Map
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@@ -22,4 +22,6 @@ https://www.electrodragon.com/product/neo-6m-gps-module-r2/
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## ref
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+- [[GPS-dat]] - [[NEO-6M-dat]] - [[u-blox-dat]]
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+
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- [[NGS1052]]
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\ No newline at end of file
Board-dat/NGS/NGS1100-dat/NGS1100-dat.md
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@@ -18,7 +18,9 @@ Quectel Concurrent GNSS Mini Receiver Series L70 L76 [Version]
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- [[L76-dat]]
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+## ref
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+- [[GPS-dat]] - [[quectel-gnss-dat]] - [[quectel-gps-dat]] - [[L70-dat]] - [[L70-R-dat]] - [[L76-B-dat]] - [[L76-dat]]
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Chip-cn-dat/ZHONGKEWEI-dat/ATGM336H-dat.md
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@@ -1,4 +1,4 @@
1 1
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-# ATGM336H-dat.md-
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+# ATGM336H-dat.md
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- datasheet == [[ZHONGKEWEI-ATGM336H-5N31.pdf]]
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\ No newline at end of file
Chip-cn-dat/ZHONGKEWEI-dat/ZHONGKEWEI-dat.md
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@@ -0,0 +1,3 @@
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+
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+# ZHONGKEWEI-dat
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+
Chip-dat/u-blox-dat/NEO-6M-dat.md
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@@ -0,0 +1,17 @@
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+
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+# NEO-6M-dat.md
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+
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+- [[NGS1052-dat]]
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+
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+## NEO-6M GPS Module
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+
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+The NEO-6M is a compact and efficient GPS receiver module from [[u-blox-dat]]. It's widely used in various applications requiring accurate positioning and navigation.
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+
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+**Key Features:**
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+
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+* **High Sensitivity:** Excellent performance even in weak signal environments.
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+* **Low Power Consumption:** Suitable for battery-powered applications.
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+* **Compact Size:** Easy integration into small devices.
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+* **UART Interface:** Simple communication with microcontrollers.
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+* **Accurate Positioning:** Provides precise location data.
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+* **Easy to Use:** Well-documented and supported.
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\ No newline at end of file
Tech-dat/Network-dat/location-dat/GPS-dat/GPS-dat.md
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@@ -5,22 +5,31 @@
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## Functions
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-- GNSS
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+- [[GNSS-dat]]
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- ATGM
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-- GPS
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+- [[GPS-dat]]
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- Galileo
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- sbas
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- dgps
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- beidou
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- glonass
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- gzss
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+- [[AGPS-dat]]
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+## boards
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-## software
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+- [[NGS1052-dat]] - [[NGS1089-dat]] - [[NGS1078-dat]] - [[quectel-gps-dat]]
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-- https://igs.bkg.bund.de/ntrip/download
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+## chip manufactures
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+
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+- [[quectel-gps-dat]] - [[ZHONGKEWEI-dat]] - [[SIMCOM-dat]]
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+
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+- [[u-blox-dat]]
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23 29
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+## software
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+
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+- https://igs.bkg.bund.de/ntrip/download
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26 35
app-dat/openpnp-dat/PixiePlacer-dat/PixiePlacer-Y-dat/PixiePlacer-Y-dat.md
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@@ -6,6 +6,7 @@
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[assembly video ](https://www.youtube.com/watch?v=StzaezD6ANE)
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+- [[alu_extrusion-dat]]
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## Tension Slider Assembly
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... ...
@@ -50,7 +51,26 @@ Nuts and Bolts
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- The Socket_Cap_Screw_M5x45mm is pushed through the hole of the Tension_Slider and the GT2_Idler_20T_5B_6mm and secured with a M5_Nut.
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- Pass the belt through the center of the aluminum extrusion before mounting both mounting plates to the aluminum extrusion.
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+### Y-Axis Left Back Mounting Plate
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+- Press and secure the Bearing on the side in place with M3 screws.
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+- Insert the Belt and attach the Idler to the 8mm shaft.
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+- Insert a M5 screw and feed the Belt around the Idler and secure the screw with a nut.
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+- Mount the Y-Axis_Left_Back_Mounting_Plate to the Aluminum extrusion with M5 screws.
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+
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+### Y-Axis Front Mounting Plates
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+
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+- Insert the Belt and attach the Idler with a M5 screw and nut.
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+- Insert the Tension_Sliderand feed the Belt around the Idler.
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+- Mount the Y-Axis_Front_Mounting_Plate to the Aluminum extrusion with M5 screws.
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+
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+### Y-Axis Right Back Mounting Plate
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+
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+- Connect the Pulley to the Motor shaft.
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+- Mount the Motor to the Y-Axis_Right_Back_Mounting_Plate with M5 screws and nuts.
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+- Insert the Belt and attach the Idler with a M5 screw and nut.
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+- Mount the Y-Axis_Right_Back_Mounting_Plate to the Aluminum extrusion with M5 screws.
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+- Connect the Motor Shaft and long 8mm shaft together with a coupler.
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## Y-axis
contact-dat.md
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@@ -4,7 +4,7 @@
4 4
- Any questions please email to [email protected], light speed and free stlye reply!
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- Social platform reply will be slow! Thank you.
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-- whatsapp - +1 702 680 3006
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+- whatsapp - +1 7026803006
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## Demo Channels
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mechanics-dat/belt-dat/timing-pulley-dat/2025-04-11-17-02-34.png
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Binary files /dev/null and b/mechanics-dat/belt-dat/timing-pulley-dat/2025-04-11-17-02-34.png differ
mechanics-dat/belt-dat/timing-pulley-dat/timing-pulley-dat.md
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@@ -1,10 +1,30 @@
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# timing-pulley-dat
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-GT2_Timing_Pulley_20T_8B_6mm
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+## GT2_Timing_Pulley_20T_8B_6mm
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+
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+- **GT2**: Refers to the tooth profile – 2 mm pitch (distance between teeth), ideal for precise motion control (e.g., 3D printers).
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+- **20T**: 20 Teeth – the pulley has 20 teeth around its circumference.
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+- **8B**: 8 mm **inner bore diameter** (fits an 8 mm shaft).
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+- **6mm**: **Belt width** – designed for 6 mm wide GT2 timing belts.
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+
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+## Summary:
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+This is a 20-tooth GT2 pulley with an 8 mm bore, suitable for 6 mm belts. It's commonly used in 3D printers, CNC machines, and robotics for accurate belt-driven motion.
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+
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+https://cad.onshape.com/documents/707b8372a3c9ced9cde96289/v/ee73401f89c866bc22119094/e/19e0ed0d5720546e9089804c?showReturnToWorkspaceLink=true
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+
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+- measured witdth = 9 mm
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+- measured hole = 5 mm
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![](2025-04-11-16-38-50.png)
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+## GT2_Timing_Pulley_20T_8B_5mm
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+
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+the following images show inner hole 5mm, not 6mm
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+
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+![](2025-04-11-17-02-34.png)
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+
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+
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9 29
## ref
10 30
mechanics-dat/glue-dat/glue-dat.md
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@@ -70,3 +70,50 @@ If you accidentally glue your skin or surfaces, try:
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502 glue works by **polymerizing instantly** when in contact with moisture, forming a hard plastic-like bond. It’s fast, strong, and versatile—but must be handled carefully due to its speed and bonding strength.
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+
74
+
75
+
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+## ❌ Why 502 Glue Fails to Bond Some 3D Printing Materials
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+
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+### 1. **Low Surface Energy (LSE) Plastics**
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+Many 3D printing filaments, like **PP (Polypropylene)**, **PE (Polyethylene)**, and **PTFE (Teflon)**, have **very low surface energy**, meaning adhesives can't "wet" or stick to them properly.
80
+
81
+- ➤ Glue beads up instead of spreading
82
+- ➤ No strong chemical bond forms
83
+
84
+### 2. **Porous or Layered Surface (FDM Printing)**
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+FDM 3D prints have tiny gaps and a layered structure:
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+
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+- ➤ 502 glue may seep in but not form strong bonds between layers
88
+- ➤ Layer lines reduce the available smooth surface area for bonding
89
+
90
+### 3. **Moisture Content**
91
+502 glue requires **a small amount of moisture** to activate. But:
92
+
93
+- ➤ Some 3D printed parts may be too dry (especially freshly printed ones)
94
+- ➤ Or too porous, absorbing glue unevenly
95
+
96
+### 4. **Incompatible Materials**
97
+Some common filaments are just not suitable for cyanoacrylate:
98
+
99
+| Material | 502 Glue Compatibility |
100
+|----------------|------------------------|
101
+| PLA | ✅ Generally bonds well |
102
+| ABS | ⚠️ Moderate (may need sanding) |
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+| PETG | ⚠️ Difficult, slippery surface |
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+| TPU / TPE | ❌ Very poor bonding (flexible) |
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+| Nylon | ❌ Very difficult to bond |
106
+| PP / PE | ❌ Extremely poor adhesion |
107
+
108
+### 5. **Oily or Contaminated Surface**
109
+Some filaments (like PETG or nylon) may feel **greasy** or attract **oil/dust**, which prevents proper glue bonding.
110
+
111
+---
112
+
113
+## ✅ Tips to Improve Bonding
114
+
115
+- **Roughen the surface** with sandpaper
116
+- **Clean with alcohol** before applying glue
117
+- Use **plastic primers** or **specialized adhesives** (like epoxy or polyurethane)
118
+- For tricky materials like nylon or TPU, use **heat welding**, **mechanical fasteners**, or **special plastic adhesives**
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+