fab-dat/fab-product-dat/fab-sheet-metal-dat/fab-sheet-metal-dat.md
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- [[metal-dat]] - [[tube-dat]]
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+
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+
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+
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## common to use sheet metal products
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- Aluminum can | 易拉罐 | 0.08–0.12 mm | 深拉伸成型，极薄 |
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mechanics-dat/mechanical-structure-dat/Rivet-dat/Rivet-Tubular-dat/Rivet-Tubular-dat.md
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+
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+# Rivet-Tubular-dat
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+
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+
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+
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+
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+## Semi-Tubular Rivet (Tubular Rivet)
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+
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+
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+- Hollow at the tail, slightly deformed during installation.
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+- Leaves a shaft that can act like a **pin**, allowing attached pieces to **rotate**.
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+- Can also act as a **built-in spacer** if you control the gap when pressing it.
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+
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+管状铆钉：强调它是“中空的圆管状”，尾部可轻微展开。
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+
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+半空心铆钉：常用在手工 / 皮革 / 轻金属 DIY 场景，尾部只有部分空心，方便旋转或作为活动关节。
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+
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+![](2025-12-05-13-10-38.png)
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+
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+
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+
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+
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+## hand rivet tools
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+
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+https://www.instagram.com/reel/CjiwHKfgFZo/?igshid=YmMyMTA2M2Y%3D
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+
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+打锤 + 铆钉座／冲头（Hammer + Rivet Setter / Anvil / Bucking Bar / Setters） — 对于某些铆钉（尤其在皮革、布料、铜铆钉、花帽铆钉等）可以在锤子 + 座子/冲头上手工敲压固定。适合简易金属片、皮革、布料等，或者当你没有铆枪时。很多皮革／手工爱好者会用这类工具。
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+
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+
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+![](2025-12-05-13-12-58.png)
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+
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+
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+
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+
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+
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+## ref
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+
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+- [[rivet-dat]]
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+
mechanics-dat/mechanical-structure-dat/Rivet-dat/Rivet-dat.md
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- [[rivet-nut-dat]]
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-能从一侧安装、通用性最强 → 铆钉螺母
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-
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-能用压床、追求稳定与精度 → 压铆螺母
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-
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-| 项目 | 铆钉螺母 | 压铆螺母 |
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-| ---------- | --------------------------- | ---------------------------- |
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-| 英文 | Rivet Nut / Blind Rivet Nut | PEM Nut / Self-Clinching Nut |
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-| 固定原理 | 拉铆变形夹紧板材 | 齿纹压入材料冷流锁死 |
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-| 是否“盲装” | ✅ 是（单面操作） | ❌ 否（需双面受力） |
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-| 是否可拆 | ❌ 不可拆 | ❌ 不可拆 |
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-
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-
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-三、安装方式差异（非常关键）
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-🔹 铆钉螺母（Rivet Nut）
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-
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-安装过程
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-
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-钻孔
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-
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-插入螺母
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-
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-用铆枪拉芯 → 后端鼓包
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-
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-特点
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-
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-从一侧即可完成
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-
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-不需要压床
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-
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-现场安装友好
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-
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-📌 类似：抽芯铆钉 + 螺纹
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-
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-🔹 压铆螺母（PEM Nut）
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-
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-安装过程
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-
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-冲孔（精确尺寸）
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-
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-放入螺母
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-
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-压床直接压入
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-
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-特点
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-
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-需要上下两侧受力
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-
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-依赖材料“冷流”
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-
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-精度和稳定性更好
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-
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-
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-
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-
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-
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-
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-## Semi-Tubular Rivet (Tubular Rivet)
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-
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-
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-- Hollow at the tail, slightly deformed during installation.
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-- Leaves a shaft that can act like a **pin**, allowing attached pieces to **rotate**.
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-- Can also act as a **built-in spacer** if you control the gap when pressing it.
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-
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-管状铆钉：强调它是“中空的圆管状”，尾部可轻微展开。
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-
72
-半空心铆钉：常用在手工 / 皮革 / 轻金属 DIY 场景，尾部只有部分空心，方便旋转或作为活动关节。
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-
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-![](2025-12-05-13-10-38.png)
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## Spacer / Washer + Pin or Rivet
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- Also called a **decorative rivet**, commonly used in leather, fabric, or light metal decoration.
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- Once installed, the head and shaft clamp the materials tightly.
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- **Does NOT allow rotation** and is not suitable as a spacer by itself.
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-- Mainly used for **decoration or permanent fastening**, not mechanical rotation.
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-
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-
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-
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-
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-## hand rivet tools
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-
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-https://www.instagram.com/reel/CjiwHKfgFZo/?igshid=YmMyMTA2M2Y%3D
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-
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-打锤 + 铆钉座／冲头（Hammer + Rivet Setter / Anvil / Bucking Bar / Setters） — 对于某些铆钉（尤其在皮革、布料、铜铆钉、花帽铆钉等）可以在锤子 + 座子/冲头上手工敲压固定。适合简易金属片、皮革、布料等，或者当你没有铆枪时。很多皮革／手工爱好者会用这类工具。
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-
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-
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-![](2025-12-05-13-12-58.png)
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-
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-
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-## pop rivet
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-
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-### After a Pop Rivet (Blind Rivet) Is Installed, Can It Rotate?
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+- For **decorative** or permanent fastening**, not mechanical rotation.
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-After a pop rivet (blind rivet) is pulled (installed), it becomes a **tight, permanent, non-rotating joint**.
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-When the mandrel pulls the rivet:
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-- The rivet body expands.
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-- It clamps the material tightly.
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-- There is **no clearance** for rotation.
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-- The joint becomes fixed and cannot rotate.
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-This is the *intended behavior* of a pop rivet.
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## info
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@@ -175,7 +83,7 @@ Do not fully squeeze the rivet tail. Leave a small clearance so the two plates a
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**Cons:**
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- Gap is hard to control precisely.
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-- Lower strength.
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+![Rivet-Tubular-dat/2025-12-05-13-12-58.png](Rivet-Tubular-dat/2025-12-05-13-12-58.png)
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- Rotation may not be very smooth.
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---
mechanics-dat/mechanical-structure-dat/Rivet-dat/rivet-PEM-dat/2026-01-01-03-29-44.png
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mechanics-dat/mechanical-structure-dat/Rivet-dat/rivet-PEM-dat/rivet-PEM-dat.md
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+
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+# rivet-PEM-dat
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+
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+## rivet PEM
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+（一）盲孔压铆螺柱
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+1. 镀锌（碳钢）- 盲孔压铆螺柱
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+※ 工程图标注参考：产品代码（或直接输入：镀锌盲孔压铆螺柱） - 螺纹码 - 长度码；例：BSO-M3-7 或 镀锌盲孔压铆螺柱-M3-7
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+
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+※ 用途：镀锌板、冷轧板
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+
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+BSO-M4-6
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+BSO-M3-6
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+
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+![](2026-01-01-03-29-44.png)
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+
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+
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+4x M4 BSO-M4-6 背面安装
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\ No newline at end of file
mechanics-dat/mechanical-structure-dat/Rivet-dat/rivet-nut-dat/2026-01-01-03-29-44.png
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mechanics-dat/mechanical-structure-dat/Rivet-dat/rivet-nut-dat/rivet-nut-dat.md
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@@ -5,20 +5,7 @@
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-## rivet PEM
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-（一）盲孔压铆螺柱
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-1. 镀锌（碳钢）- 盲孔压铆螺柱
11
-※ 工程图标注参考：产品代码（或直接输入：镀锌盲孔压铆螺柱） - 螺纹码 - 长度码；例：BSO-M3-7 或 镀锌盲孔压铆螺柱-M3-7
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-※ 用途：镀锌板、冷轧板
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-
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-BSO-M4-6
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-BSO-M3-6
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-
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-![](2026-01-01-03-29-44.png)
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-
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-
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-4x M4 BSO-M4-6 背面安装
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## pull rivet
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@@ -28,7 +15,61 @@ BSO-M3-6
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## pull tool
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-![](2026-01-01-13-40-10.png)
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+
19
+
20
+能从一侧安装、通用性最强 → 铆钉螺母
21
+
22
+能用压床、追求稳定与精度 → 压铆螺母
23
+
24
+| 项目 | 铆钉螺母 | 压铆螺母 |
25
+| ---------- | --------------------------- | ---------------------------- |
26
+| 英文 | Rivet Nut / Blind Rivet Nut | PEM Nut / Self-Clinching Nut |
27
+| 固定原理 | 拉铆变形夹紧板材 | 齿纹压入材料冷流锁死 |
28
+| 是否“盲装” | ✅ 是（单面操作） | ❌ 否（需双面受力） |
29
+| 是否可拆 | ❌ 不可拆 | ❌ 不可拆 |
30
+
31
+
32
+三、安装方式差异（非常关键）
33
+🔹 铆钉螺母（Rivet Nut）
34
+
35
+安装过程
36
+
37
+钻孔
38
+
39
+插入螺母
40
+
41
+用铆枪拉芯 → 后端鼓包
42
+
43
+特点
44
+
45
+从一侧即可完成
46
+
47
+不需要压床
48
+
49
+现场安装友好
50
+
51
+📌 类似：抽芯铆钉 + 螺纹
52
+
53
+🔹 压铆螺母（PEM Nut）
54
+
55
+安装过程
56
+
57
+冲孔（精确尺寸）
58
+
59
+放入螺母
60
+
61
+压床直接压入
62
+
63
+特点
64
+
65
+需要上下两侧受力
66
+
67
+依赖材料“冷流”
68
+
69
+精度和稳定性更好
70
+
71
+
72
+
32 73
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## ref
mechanics-dat/mechanical-structure-dat/Rivet-dat/rivet-pop-dat/rivet-pop-dat.md
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+
2
+
3
+# rivet-pop-dat.md
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+
5
+## pop rivet
6
+
7
+### After a Pop Rivet (Blind Rivet) Is Installed, Can It Rotate?
8
+
9
+After a pop rivet (blind rivet) is pulled (installed), it becomes a **tight, permanent, non-rotating joint**.
10
+
11
+When the mandrel pulls the rivet:
12
+- The rivet body expands.
13
+- It clamps the material tightly.
14
+- There is **no clearance** for rotation.
15
+- The joint becomes fixed and cannot rotate.
16
+
17
+This is the *intended behavior* of a pop rivet.