Tooling各种浇口介绍_(chinese)
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Tooling Development
Processing Problems (工艺问题)
• Weld Lines(加水纹) • Burn Marks(焦烧)
• Dimensional Control(尺寸控制)
• Streaking(条痕) • Sticking(粘模) • Brittleness(脆化)
MOLD MAKER (模具制造者)
Tooling
TOOLING DEVELOPMENT
(加工过程)
Tooling Development
Processing Problems (工艺问题)
• Black Specks(黑点) • Gloss(反光) • Jetting(射流纹) • Delamination(分层) • FinNyprorprinting(印刷起鳍) • Plate-Out(结垢)
Nypro Guangzhou
Injection Mold Tooling
(注射模具加工)
Tooling Considerations
GOOD PART (良品)
Tooling Considerations
RESIN
SUPPLIER (树脂供应商)
END USER (最终用户) MOLDER (铸工)
INCOE
(无流道成型系统)
KONA
D-M-E
PLASTHING
Hot One
RAMA
Cool One
HUSKY
MOLDMASTER
FASTHEAT
SPEAR
EUROPE & ASIA
HOMEMADE
SPRUELESS
Tooling Runnerless Molding
Diameter Fit Seal (直径配合的密封)
Standard Two Plate Mold (标准 二板模)
“A” Plate
Sprue Bushing (流道衬套)
Ejector Plate (顶板)
Support Plate “B” Plate Clamping Plate (支承板) (B板) (合模板)
Tooling Mold Types
1/8 3/16 1/8
RD
RD
3/16 1/4 3/16 1/4 5/16 1/4
Equivalent Round Runner
(相等的圆流道)
Design Alternative
5/16 7/16 5/16 3/8 1/2 3/8
(设计选择性)
Tooling Runners Sprue Puller(拉料杆)
Parting Line (分型线)
Tooling Mold Types
Two Plate Mold Ejection (二板模
注射)
Tooling Mold Types
Two Plate Mold Ejection (二板模
注射)
Ejected Part (注射件)
Injection Molding Tooling
Cold SlugWell
(冷料井)
Tooling Runners
Unbalanced System(非平衡系统)
B
A
A
B
B
A
A
B
Tooling Runners
Artificially Balanced(人工平衡)
1/8”
1/4”
3/8”
1/2”
1/2” Dia”
Tooling Runners
P
SI
Tooling Development
Moldmakers Division (制模商)
The Society of the Plastics Industry (塑料工业社会)
1275 K Street, N.W., Suite 400 Washington, DC 20005 (202) 371-5200
Ejector Retainer Plate (顶针固定板) Ejector Plate(顶板)
Tooling Mold Types
Three Plate Design (三板模设计)
Closed (闭合)
Tooling Mold Types
Main Leader Pin (主导柱)
Parting Line 1 (1号分型线)
Two Plate(二板模)
MUD(多用户网络)
Three Plate(三板模)
Etc.
Tooling Mold Types
Top Clamping Plate(顶合模板)
"A” Plate
"B" Plate
Return Pin (回针) Ejector Housing (脱模空档)
Two Plate Design
(一个能工作的模具 才算是最便宜的 模具)
- Anonymous
Tooling Development
Customs and Practices of the
Moldmaking Industry
(制模工业 守则和实习)
Classifications of Injection Molds for
Thermoplastic Materials
• Eliminates Material Waste(消除物料浪费) - No Sprues or Runners(无流道用料)
• Improves Part Quality(改善制品质量) - Less Stress(应力小) - Better Appearance(外观好)
RUNNERLESS MOLDING SYSTEMS:
Compression Seal
(压缩式密封)
Plug(插栓) Moldmakers
Choice
Tooling Runnerless Molding
Manifold = 5000 Cavity Plate = 500
Thermal Expansion of Steel (热膨胀型钢)
.00000633 Per Inch Per Degree
Balanced System(平衡系统)
A
A
A
A
A
A
A
A
Tooling Runnerless Molding
RUNNERLESS MOLDING
(无流道成型)
Tooling Runnerless Molding
Hot Runner Benefits (热流道的益处)
• Faster Cycles(周期快) - 15-20% Faster
Injection Molding Tooling
Tooling Mold Types
Top Clamping Plate(顶合模板)
"A" Plate "X" Plate "B" Plate
Ejector Housing (脱模空档)
Three Plate Design (三板模设计)
Support Plate (支承板)
Design (流道设计)
PL
Full Round (正圆形)
Most Efficient (最有效)
Trapezoidal
Half Round
(梯形)
(半圆形)
Good(有效) Not Good(非有效)
Tooling Runners
Runners Trapezoid Profiles
(梯形流道剖面图) RD W D
REVERSE
TAPER
BEST (倒锥形最好)
Z PULLER
GOOD (Z形拉料较好)
GROOVE
TROUBLE-
SOME (凹槽较差)
SUCKER PIN
NOT
RECOMMENDED (吸管杆拉料不好)
Tooling Runners
RESTRICTIVE
(受限者)
PREFERRED
(推荐者)
Part(制品)
Runner(水口)
Tooling Sprue Bushings
SPRUE BUSHINGS (流道衬套)
Tooling Sprue Bushings
SPRUE BUSHINGS (流道衬套)
• Heated Sprue(热流道) - Helical Heaters(螺旋加热器) - Gas Pipe(气管)
(热塑性材料用 注射模的分类)
A Guide for the Purchaser or Manufacturer of Thermo-
plastic Injection Molds (热塑性塑料用注射模
采购、制造商索引)
Up to 400 Tons and 400 tons and over.
(400吨及以上)
• Non-heated Sprue(冷流道)
Tooling Sprue Bushings
COLD SPRUE BUSHING (冷流道衬套)
Tooling Sprue Bushings
SPRUE BUSHING(流道衬套)
Gas Pipe(气管)
Gas Pipes(气管)
Heater Band(加热圈)
“T” Series
Lifter(升降机)
“X” Series
CAM(凸轮)
Class A
Runnerless(无流道)
Class B
- Internally Heated(内加热)
Collapsible Core(可折- Externally Heated(外加热)
叠型芯)
Prototype(原型)
(半径的少许增加会引起流量的迅速增大)
Tooling Runners
Flow Direction(流向)
Round Cross Section (圆形交叉区)
Cold SlugWell
(冷料井)
(3/16 “ to 3/8 “ Dia.)
Short Length
Cold Slug Wells (冷料井)
Tooling Sprue Bushings
Hot Sprue Bushing(热流道衬套)
Thermal Shutoff(热阀)
Helical Heater(螺旋加热器)
Tooling Runners
RUNNERS (水口)
Tooling Runners
Runners(水口)
Flow(流程)
Tooling
MOLD TYPES (模具类型)
Tooling Mold Types
Байду номын сангаас
Types of Molds(模具类型)
(Tools) (Dies)(设备)(模型)
“A” Series
Acceleration KO(加速击器)
“B” Series
“A” Side Injection(A边注射)
Tooling Development
Processing Problems
• Short Shots(欠注) •Flash(批锋) •Sinks/Voids(缩水/困气) • Gate Blush/Halo(浇口喷霜/发白) • Splay/Silver Streaking(开裂/银纹) • WarpaNypro(翘曲)
Tooling Runners
n R2 P
Q= 8n L
Q Proportional to R2 ( Q与 R2成正比)
Q = Volumetric Flow Rate(体积流率) R = Radius(半径)
A small increase in radius dramatically increases the flow through the runner.
Exploded View (分解图)
Leader Pin(导柱) Support Plate (支承板)
Elector Retainer Plate(顶针定位板)
Ejector Plate (顶针板)
Tooling Mold Types Two Plate Design(二模板设计)
Tooling Mold Types
Material Flows Only Through Molten Portion
of Runner
(流道中流动的 仅为熔融部分)
Outer Skin Chills on Contact with mold Surface
(与模具面接 触的外表层为 冷料)
Tooling Runners
Runners
Tooling Mold Types
Parting Line 2 Parting Line 1 (2号分型线) (1号分型线)
Tooling Mold Types
Parting Line 2 Parting Line 1
Tooling Mold Types
Parting Line 3 Parting Line 2 Parting Line 1(3号分型线)
Tooling Development
Processing Problems
• Inconsistent Cycle
(不协调周期)
THE WORST PROBLEM
(最坏问题的出现)
Tooling Development
“The CHEAPEST Tool is The One That WORKS”