| Course Unit Code | 618-2043/02 |
|---|
| Number of ECTS Credits Allocated | 7 ECTS credits |
|---|
| Type of Course Unit * | Compulsory |
|---|
| Level of Course Unit * | First Cycle |
|---|
| Year of Study * | Second Year |
|---|
| Semester when the Course Unit is delivered | Summer Semester |
|---|
| Mode of Delivery | Face-to-face |
|---|
| Language of Instruction | Czech |
|---|
| Prerequisites and Co-Requisites | Course succeeds to compulsory courses of previous semester |
|---|
| Name of Lecturer(s) | Personal ID | Name |
|---|
| LIC03 | doc. Ing. Petr Lichý, Ph.D. |
| Summary |
|---|
| The course focuses on the mastering of the production of non-permanent molds for casting using a split-split model. |
| Learning Outcomes of the Course Unit |
|---|
Acquired knowledge
- Handmade non-permanent mold forms on the free model
- the principles of formation model and filling sand mixture
- Formation of the undivided and divided model on a flat surface and shape dividing
Acquired skills
- student bude umět zhotovit netrvalé formy formováním na volný model.
- student bude umět připravit formovací směs k výrobě forem a jader
|
| Course Contents |
|---|
1. The essentials of mold manufacturing , types of molding boxes , molding tools , tools .
2. The essentials of hand shaping , preparing sand mixture proportioning binders and additives , preparation model , core sand mixtures and filling , compacting sand mixtures .
3. Manual mold making, green sand molding , testing the properties of molding sand - strength , permeability , water content.
4. Hand molding undivided model on a flat parting surface, forming a split model.
5. Formation of the shape dividing surface - to staggered . Formation of the loose parts - wedges.
6. Making molds using genuine nuclei , production of cores in the core , degassing units, types of cores .
7. Forming into several frames. Forming the shape of broken castings.
8. Forming into several frames with side disassembling the mold.
9. Special cases of formation in terms of casting , reverse casting mold bunk odléní into multiple frames.
10. Structure and function of gating - hole , stake , cuts, pads , exhausts, chills .
11.Foundry properties of metallic alloys, download, fluidity zabíhavost.Technologické Casting properties.
12. Casting metal into sand molds , a design of the method of molding and casting gating system , riser - draft size and location of the boss . The choice of gating by the cast material.
13. Basic processes of finishing of castings. Finishing, blasting, cutting, grinding and chiselling .
|
| Recommended or Required Reading |
|---|
| Required Reading: |
|---|
| [1] ALTMANN, W. Practical Process Control for Engineers and Technicians, 1st Edition. Elsevier, 2005 |
[1] ELBEL, T. Vady odlitků ze slitin železa: (klasifikace, příčiny a prevence). Brno: MATECS, 1992.
[2] LEVÍČEK, P. a K. STRÁNSKÝ. Metalurgické vady ocelových odlitků: (příčiny a odstraňování). Praha: SNTL - Nakladatelství technické literatury, 1984.
[3] ALTMANN, W. Practical Process Control for Engineers and Technicians, 1st Edition. Elsevier, 2005
|
| Recommended Reading: |
|---|
[1] NEFF, D. Casting Defects Handbook: Aluminum & Aluminum Alloys. American Foundry Society,2011
[2] GOODRICH, G. M., ed. Casting defects handbook: iron & steel. Schaumburg: American Foundry Society, c2008. ISBN 978-0-87433-314-5.
|
[1] KREIDL, M. a R. ŠMÍD. Technická diagnostika: senzory, metody, analýza signálu. Praha: BEN - technická literatura, 2006. ISBN 978-80-7300-314-2.
[2] GOODRICH, G. M., ed. Casting defects handbook: iron & steel. Schaumburg: American Foundry Society, c2008. ISBN 978-0-87433-314-5.
|
| Planned learning activities and teaching methods |
|---|
| Individual consultations, Tutorials |
| Assesment methods and criteria |
|---|
| Task Title | Task Type | Maximum Number of Points
(Act. for Subtasks) | Minimum Number of Points for Task Passing |
|---|
| Graded credit | Graded credit | 100 | 51 |