Láseres en el rango micrométrico: OpenProject en 3D-Micromac en Chemnitz

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Los láseres son ahora la herramienta preferida cuando se trata de procesar o crear estructuras muy, muy pequeñas. En áreas inferiores a 5 micrómetros, la selección de herramientas adecuadas es muy reducida y los requisitos de calidad son elevados. En los últimos 20 años, 3D-Micromac AG se ha consolidado como uno de los principales especialistas en microprocesamiento láser. En su sede de Chemnitz, la empresa desarrolla procesos, máquinas y sistemas completos que abren nuevos caminos en la producción de elementos semiconductores, vidrios de alta tecnología y análisis de materiales. Para garantizar que la marca 3D-Micromac siga siendo sinónimo de «procesos de alto rendimiento, fáciles de usar y orientados al futuro con la máxima eficiencia productiva» en el futuro, casi 200 empleados trabajan en el campus tecnológico, situado justo detrás del recinto donde se celebran las Jornadas Linux de Chemnitz.

Células solares, LED, lentes inteligentes para gafas y tecnología médica

Los sistemas láser de 3D-Micromac cortan pantallas de teléfonos móviles y lentes para gafas de realidad aumentada, perforan orificios microfinos para tecnología médica, entre otras cosas, y dividen las células fotovoltaicas para que generen electricidad de forma aún más eficiente. Sven Kunze, Director de Software y Automatización (SWAT) en 3D-Micromac, es responsable de la tecnología de automatización y el software, así como de la tecnología de medición. Kunze proviene del mundo de las bases de datos y la web, y fue desarrollador de software y jefe de equipo en TI antes de que se le permitiera «sumergirse en el mundo real» en 3D-Micromac AG. Ha sido responsable de OpenProject en la empresa experta en microprocesamiento láser durante cuatro años.

Sven KunzeSven Kunze, Director de Software y Automatización en 3D-Micromac AG en Chemnitz

Una PYME centrada en las personas con empleados comprometidos

Al igual que muchas empresas manufactureras medianas, la firma con sede en Chemnitz se caracteriza por un fuerte sentido de comunidad, explica Kunze. A pesar de toda la alta tecnología que se utiliza, trabajar en 3D-Micromac AG es «muy humano»: los empleados se ayudan entre sí en las diversas y complejas tareas que realizan. Another typical feature of medium-sized companies is that the organization of work tasks has long been rather informal and characterized by personal discussions: everyone knew what they had to do — little was written down. This works wonderfully up to a certain team size, but at some point it becomes difficult to keep track of everything.

Before Kunze joined 3D-Micromac AG, the company was already using OpenProject, but project management was handled using a combination of MS Project and Excel. “Because OpenProject was only maintained in a rudimentary way at first, performance went downhill over time and then no one wanted to use it anymore,” says Kunze. “When I made an attempt to get an overview, it turned into a commitment, and it worked.”

Open source: Just give it a try

That’s also the big advantage of open source, says Kunze. Unlike other providers on the market, you can simply try out open source solutions without a lot of formalities such as budget approvals. Things really took off with version 9 back in the days: OpenProject’s WYSIWYG editor (“What You See Is What You Get,” an input tool that immediately displays all formatting changes) was a breakthrough because it always showed what a change in the layout would look like. “This made it usable for people who weren’t tech nerds,” Kunze continues. At the same time, 3D-Micromac was also looking for a wiki system, which was found in OpenProject. Alternatives such as Redmine (on which OpenProject was initially based) were “too complex and nerdy” for the Chemnitz-based company. “We were particularly impressed by OpenProject’s user interface and user experience,” explains the department head.

The fact that OpenProject is open source was important to Kunze, but not a decisive criterion in the pragmatic world of mechanical engineering. Although Kunze heads three development teams, has both an open source and DevOps background, and regularly contributes (“commits”) to OpenProject, he nevertheless emphasizes: “We want stuff that works and can also be used by people who are not tech-savvy. If that happens to be open source, all the better.” Then it can be thoroughly tested before purchase, and Kunze himself can ‘take a look to see if the code is any good.’

OpenProject’s task tracking and user interface were convincing

In the end, the Chemnitz-based company chose OpenProject for task tracking: “This has made task distribution more transparent. Everyone benefits from this, and management can make transparent adjustments” and protect individual employees from overload – with many motivated and self-motivated colleagues, this is sometimes a real issue.

With the help of templates for tasks, tickets, and reports, 3D-Micromac was able to significantly improve the quality of collaboration, which primarily benefits internal customers. “In OpenProject, we mainly use the work package templates, but it also serves as a classic ticket system. The tickets are created from templates in the web frontend – however, we do not use the functionality for inbound emails.” The approach has been “very well received by colleagues, most of whom use it independently and enjoy doing so.”

Flexible, diverse use of OpenProject in departments

The individual departments at 3D-Micromac use OpenProject in very different ways. For example, there is project management with “giant templates” in three to four areas where OpenProject has “grown organically.” For complex machine projects, classic Gantt charts help in most phases, from design to commissioning at the customer’s site. In addition, there is a “phase plan” from above, to which the “trades” are sorted using “sub-phase plans.” “The great thing is that the project manager can see from above whether the bottom-up planning is really working,” enthuses Kunze. “We have set up templates with over 400 tasks. This reflects the complexity of mechanical engineering and occasionally pushes even OpenProject to its limits when setting up new projects.”

Work packages templates from 3D-Micromac in OpenProject Image source: 3D-Micromac - In particular, large-scale machine projects are structured using phase and sub-phase plans and tailored to the individual teams (trades) – over 60 different task types have now been established.

Data available from CRM to production

Customer Relationship Management (CRM) is also connected. “In our CRM system, there is a CRM identifier for each request, which we currently maintain manually in OpenProject in a separate field.” For example, orders placed by the sales team in laser contract manufacturing are directly linked to internal task and resource planning.

Work packages details from 3D-Micromac in OpenProject Image source: 3D-Micromac - To enable quick retrieval of the more than 100 user-defined fields, they are assigned to the individual teams by prefixes, in this case A for application.

The sophisticated template system at 3D-Micromac goes so far that employees working on the laser machines can transfer production data, tables, and more directly from OpenProject. “But that’s not all: we also include customer satisfaction, feasibility, quality criteria, and cycle times in project management. This helps immensely because with hundreds of tasks, it becomes impossible to remember all the details. The templates make it much easier to keep your head clear for the actual task at hand.”

On the roadmap at 3D-Micromac: API integration and more

Kunze and 3D-Micromac AG are not running out of ideas. He is currently considering linking the APIs for the ERP, CRM, and HR tools, for example, to automatically integrate absence management. The flexible and open architecture of open source software such as OpenProject makes this easy — even in a medium-sized high-tech company like 3D-Micromac AG.

Header image source: 3D-Micromac AG/Uwe Meinhold

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