Frank Rothmann
CAD Designer in Medical Technology
Experience
New client
Creation of drawings for a computer housing.
Planned assignment duration: 12 months in my own office.
Use of Creo 9 and Windchill.
New client
Design of a storage tent.
Assignment duration: 6 months in my own office.
Use of Creo 4.
New client
Creation of 2D drawings from 3D data for plastic parts in the HLT project.
Assignment duration: 1 month on site.
Use of NX.
New client
Development and creation of 3D models and 2D drawings for an OHV engine with 12 valves.
Assignment duration: 3 months in my own office.
Use of Creo 4.
New client
Development, design and creation of a functional model for an assembly tool.
Assignment duration: 6 months in my own office.
Use of Creo 7.
Neukunde
Design of a four-cavity injection mold.
Duration: 4 months in my own office.
Used the Creo 7 system.
Otto Bock
Performing changes to existing CAD data and if needed creating new CAD data with Creo 4 for production relocations in medical technology.
Executing SAP tasks such as creating identifiers and linking CAD data.
Duration: 4 weeks on site, since February 2021 in my own office.
Used systems: Creo 4, Windchill, SAP and MS Office 365.
TDK Electronics AG
Modeling two bending tools using Creo Parametric 3.0.
Creating standard-compliant drawings of individual parts and assembly drawings.
Preparing parts lists as well as STEP and PDF files.
Duration: 4 weeks in my own office.
Used the Creo 3 system.
APT Aluminium Profil Technik
Modeling a terrace shading system with Creo Parametric 4.0.
Creating standard-compliant drawings.
Supporting tool and parts procurement.
Ongoing during the stated period in my own office.
Used the Creo 4 system.
Rasche Umformtechnik
Modeling blanks for mass distribution analyses.
Duration: 3 weeks in my own office.
Used the Creo 4 system.
Lafferma-Design (CH)
Modeled a connector for wooden parts using Creo Parametric 4.0.
Created standards-compliant drawings.
Assisted with tool and parts procurement.
Duration: 1 week in-office.
System used: Creo 4.
CAD Designer Medical Technology
Dentsply Sirona Dental Systems
Developed and designed plastic housings for an intraoral X-ray device, such as sensor and remote housings, using Creo Parametric 2.0.
Created standards-compliant drawings with bilingual notes and GPS-compliant tolerances.
From December 2018, served as a design change manager.
Duration: between March 2018 and March 2019.
Huawei
Carried out development and design tasks for a mobile network base station antenna using Creo Parametric 2.0.
Created standards-compliant drawings with bilingual notes.
Duration: 5 months on-site at the client.
System used: Creo 2.
BERODE GmbH
Assisted in CAD analysis of optimization potential for mini excavators.
Investigated collisions in the overall assembly.
Developed constructive improvement proposals.
Duration: 1 month on-site and partly in-office.
Systems used: Pro/Engineer and Windchill.
CAD Designer Precision Engineering
Carl Zeiss Vision GmbH
Developed and designed tooling for the series production of new optical lenses.
Prepared 3D-printed models and assembled them into functional prototypes.
Organized production of series parts.
Duration: 3 months on-site.
Systems used: Creo and SAP.
Osram GmbH
Development and design of plastic parts.
Assignment duration 3 months on site, partly in own office.
Use of the Creo system.
CAD Designer Medical Devices
Sirona Dental Systems
Analysis and documentation of a die-cast assembly of an X-ray device.
Development and design of plastic housings for an X-ray device, such as emitter and sensor housings, with free-form surfaces according to design specifications.
Assignment duration 7 months on site, partly in own office.
Use of Pro/Engineer and Agile systems.
2F GmbH
Design of a cutting module.
Assignment duration 4 weeks in own office.
Use of the Pro/Engineer system.
CAD Designer Medical Devices
Stryker Leibinger GmbH & Co. KG
Development and design of plates, screws, and instruments for osteosynthesis.
Assignment duration 9 months on site and 1 year in own office.
Use of Pro/Engineer and Windchill systems.
2F GmbH
FEM calculation of a chain separator.
Assignment duration 1 week in own office.
Use of the Pro/Engineer system with Pro/Mechanica Lite.
Interim Project Manager Engineering
HILTI Kunststofftechnik GmbH
Support and optimization of injection molding tools and equipment.
Duration 2.5 months on site.
Systems used: SAP, ECtr, GRP, EMPB, DDX and MS Office.
ISM Ingenieurbüro Steffen Mühlbach
Development of a new production concept for transfer syringes, details omitted due to confidentiality.
Duration 1 month in-house.
System used: Pro/Engineer.
Kosoma
Revision of the photo station of a coating plant, details omitted due to confidentiality.
Duration 3 months on site and in-house for drawing creation.
System used: Pro/Engineer.
E.G.O. Control-Systems
Development of front panels with several plastic part prototypes, details omitted due to confidentiality.
Duration 1 month in-house.
System used: Pro/Engineer.
KERO Bau+Lagertechnik
Creation of approval and production drawings for scaffolding systems.
Duration 1 month in-house.
Systems used: MS Office and AutoCAD.
Satek GmbH
Design support for toilet cabins and sanitary facilities in rail vehicle construction.
On-site assignment for 3 months.
Used Pro/Engineer with Pro/Intralink.
ABB Stotz-Kontakt
Designed several injection molding tools.
Assignment duration 2 months at the company's office.
Used Pro/Engineer.
ARKON Innotec
Designed the glass panels for the Building for Peace project.
Assignment duration 6 months on-site and partially in the company's office.
Used Pro/Engineer with EFX.
IHF
Developed a spray can head, no further details due to confidentiality.
Assignment duration 1 month at the company's office.
Used Pro/Engineer.
ISM Ingenieurbüro Steffen Mühlbach
Developed a leveling station for transfer syringes, no further details due to confidentiality.
Assignment duration 1 month at the company's office.
Used AutoCAD.
RU & KU
Design of an oven pipe-mounted humidifier with multiple aluminum die-cast parts.
Project duration: 1 month in my own office.
Use of the Pro/Engineer system.
Dohlen & Krott, Toolmaking
Design of several injection molds for decorative elements.
Project duration: 2 months in my own office.
Use of the Pro/Engineer system.
HTP Motion
Design of a two-component injection molding tool for a hard/soft piston.
Project duration: 1 month in my own office.
Use of the Pro/Engineer system.
ISM Ingenieurbüro Steffen Mühlbach
Development of a 3-axis adjuster in the sub-micrometer range for optical applications, no further details due to confidentiality.
Project duration: 1 month in my own office.
Use of the Pro/Engineer system.
Impetus Plastics Engineering
Development of an assembly made of several plastic parts, no further details due to confidentiality.
Project duration: 4 months in my own office.
Use of the Pro/Engineer system.
ISM Ingenieurbüro Steffen Mühlbach
Developed a peripheral device for transfer syringes, no further details due to confidentiality.
Duration 2 months in own office.
Used AutoCAD system.
Leasotec
Developed an assembly made of several plastic parts, no further details due to confidentiality.
Duration 9 months on site and partly in own office.
Used Pro/Engineer system.
Impetus Plastics Engineering
Developed an assembly made of several plastic parts, no further details due to confidentiality.
Duration 2 months in own office.
Used Pro/Engineer system.
Schenk & Schmid, Werkzeugbau
Designed an injection mold tool for the Sicomatic lid handle for Silit.
Duration 2 months in own office.
Used Pro/Engineer system.
Bebusch, Kunststoffspritzwerk
Designed an injection mold tool for the wiper system gearbox housing for Citroen.
Duration 2 months in own office.
Used Pro/Engineer system.
Hermann Kräuter, Special Machinery
Designed several bonding fixtures for Carl Zeiss in Oberkochen.
Assignment duration 6 months in my own office.
Used the Pro/Engineer system.
Schenk & Schmid, Toolmaking
Designed an injection mold tool for the interior trim of the A-Class at Daimler-Chrysler.
Assignment duration 2 months in my own office.
Used the Pro/Engineer system.
PMG Pressmetall Gunzenhausen
Modeled an aluminum die-cast housing.
Assignment duration 1 month on site.
Used the Pro/Engineer system.
Möschl
Developed a bicycle chain guard for the company Horn.
Assignment duration 1 month in my own office.
Used the Pro/Engineer system.
Color Metal, Toolmaking
Designed an injection mold tool for hand protection for Heckler & Koch.
Assignment duration 1 month in my own office.
Used the Pro/Engineer system.
AKI
Performed fill pattern analysis for a subwoofer box (OT large/small).
Assignment duration: 1 week in my own office.
Used the C-Mold 3D-QuickFill system.
DASA
Transferred the trim geometry for Airbus interior lining from 2D to 3D.
Assignment duration: 4 months in my own office.
Used the Pro/Engineer system.
Resto
Designed a perforation tool as a variant design.
Assignment duration: 1 week in my own office.
Used the AutoCAD system.
Neugebauer
Developed a truck side marker light.
Assignment duration: 1 month in my own office.
Used the AutoCAD system.
Freelance Designer
Konstruktionsbüro Rothmann
Designed injection molding tools in 2D and 3D.
Designed manufacturing equipment and product development.
Used Creo Parametric and AutoCAD LT with my own licenses.
Basic knowledge of SolidWorks and Inventor.
Used Windows 10 and Microsoft 365.
Main focus areas: plastics technology/mold making, mechanical engineering, and precision engineering.
Interim Project Manager Engineering
HILTI Kunststofftechnik GmbH
Support and optimization of automations on multiple injection molding machines.
Assignment duration 5 months on site.
Use of systems SAP, ECtr, GRP, EMPB, DDX and MS Office.
KERO Bau+Lagertechnik
Creation of approval and production drawings for scaffolding systems.
Assignment duration 2 months in the office.
Use of system Creo 2.
Osram GmbH
Support in preparing quality documents for several coated plastic parts.
Assignment duration 1 month in the office, partly on site.
Use of systems Excel, Word and photo documentation.
PERI Schalung Gerüst Engineering
Design work in the pre-development of the SKYMAX ceiling formwork.
Assignment duration 5 months on site.
Use of systems Inventor, Centrio and MS Office.
Schwarz Plastic Solution GmbH
Creation of 3D models for a concept study of a Duroplast engine mount for FEM calculations.
Assignment duration 2 months in the office.
Use of system SolidWorks.
Voigt Plastik GmbH & Co. KG
Development and design of a resealable sparkling wine stopper using Creo Parametric 4.0.
Creation of drawings compliant with standards.
Assignment duration: 1 month working in-house.
Use of the Creo 4 system.
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Manufacturing (33 years), Healthcare (8.5 years), Automotive (3 years), Construction (2 years), Pharmaceutical (1 year), and Professional Services (1 year).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Product Development (33 years), Research and Development (4 years), Production (2 years), Operations (1 year), Project Management (1 year), and Procurement (0.5 years).
Summary
- Year of birth: 1964
- Main tasks: designing injection molding tools (2D + 3D); design of production equipment, product development
- Relevant skills: CREO Parametric and AutoCAD LT (own licenses), basic knowledge of SolidWorks and Inventor, Windows 10, Microsoft 365
- Main industries: plastics technology/mold making, mechanical engineering, precision engineering
- Other: self-employed since 1993
Languages
Education
Assistant designer, IHK certified · Mechanical engineering and precision engineering
Profile
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