How does Farmikko’s energy grapple work?
An energy grapple operates through a sophisticated hydraulic system that automatically controls all movements in the correct sequence. Unlike standard timber grapples that only load pre-cut logs, energy grapples can grip, delimb, cut, collect, and load trees using cylinder position-sensing control. The hydraulic system eliminates the need for manual valve adjustments, making the entire process precise and repeatable for efficient energy wood harvesting.
💡 Key Advantage
Energy grapples combine multiple forestry functions in one attachment – gripping, delimbing, cutting, collecting, and loading – making them significantly more versatile than traditional timber grapples.
How does an energy grapple work in practice?
Energy grapples function using hydraulic open and close operations similar to standard timber grapples, but with advanced automatic control systems. The key difference lies in the cylinder position-sensing control that manages all movements sequentially without requiring valve adjustments from the operator. This technology ensures each action happens at precisely the right moment during the wood processing cycle.
The hydraulic system drives all energy grapple movements through internal control mechanisms. When you operate the grapple, cylinder position sensing automatically determines which action should occur next. This prevents simultaneous movements and ensures logical sequencing throughout the harvesting process. The system can rotate between vertical and horizontal positions depending on working conditions.
The guillotine cutting mechanism represents the most powerful feature of energy grapples. Two knife blades penetrate the tree from both sides, creating fast and forceful cuts. The blades remain protected within their housing until sufficient pressure is applied to the tree, safeguarding them from damage during loading operations.
⚙️ Working Process
The automated sequencing eliminates operator error and ensures consistent results. Each phase triggers automatically based on cylinder position, making the process both faster and more reliable than manual operations.
Energy grapple working phases follow this sequence:
- Loose grip on the tree base with grapple jaws
- Tree delimbing by lifting the grapple up along the trunk through delimbing blades
- Tree compression with grapple jaws
- Automatic guillotine cutting activation when pressure increases
- Tree collection using collection jaws for multiple stems
- Loading onto piles or trucks with excellent loading capacity
The wireless electric tilt control ensures trees never fall accidentally during cutting. This system operates independently of hydraulic pressure variations and only activates when the micro switch is pressed. Collection functionality significantly improves efficiency on small wood sites, allowing multiple-tree handling without intermediate felling.
What applications are energy grapples suitable for?
Energy grapples excel in diverse energy wood harvesting applications, including field edge clearing, roadside vegetation management, thinning operations, and young forest care. They prove particularly effective for small-wood handling where multiple stems can be collected simultaneously, reducing working time compared to individual tree processing. The equipment works with forest machines, tractors, and trucks across various harvesting scenarios.
🌲 Application Benefits
Energy grapples are particularly valuable for batch processing multiple small trees, which can reduce harvesting time by up to 40% compared to single-tree operations in thinning and young forest care applications.
Field edges and roadside clearing represent primary use cases for energy grapples. Small-wood processing happens quickly when multiple stems can be collected in the same grapple load and processed together. The guillotine cutting system cuts even the smallest branches cleanly without root pulling, which is crucial because sandy, muddy, and rocky roots cannot be mixed with chip wood as they damage chippers.
Thinning operations and young forest care benefit significantly from energy grapple capabilities. Batch processing accelerates work considerably compared to single-tree handling. The precise cutting and collection functions allow operators to manage multiple stems efficiently while maintaining quality standards throughout the harvesting process.
Typical applications include:
- Field edges
- Roadsides
- Thinning cuts
- Young forest care
- Garden and park areas
Energy grapples maintain compatibility with various base machines, including forest machines, tractors with forest cranes, and trucks. The grapple opening varies from 82–125 cm depending on the model, enabling efficient loading across different machine sizes. This versatility makes energy grapples suitable for both professional forestry operations and smaller-scale energy wood collection projects.
What materials and technology are used in energy grapples?
Energy grapples utilise high-grade steel construction, including SSAB Hardox materials known for exceptional wear resistance. The cylinder position-sensing control system manages all movements automatically, while wireless electric tilt control provides safe operation. Advanced delimbing functionality and guillotine cutting technology deliver durability and precision in demanding forestry conditions.
The structural materials focus on longevity and performance under harsh operating conditions. SSAB Hardox steel provides superior wear resistance, extending service life significantly even in challenging environments. This material selection ensures energy grapples maintain performance standards throughout extended periods of use.
🔧 Technology Advantage
Cylinder position-sensing control is a game-changer that eliminates the need for complex valve systems. This reduces maintenance requirements and ensures consistent operation regardless of operator experience level.
Cylinder position-sensing control distinguishes modern energy grapples from traditional systems. Rather than requiring manual valve adjustments, this technology automatically sequences all movements in the correct order. The system reduces operator workload while improving work quality and consistency across different operating conditions.
Delimbing capability sets Farmikko energy grapples apart from many competitors. The delimbing process works by taking a loose grip on the tree base, lifting the grapple upward along the trunk to the desired height, and allowing delimbing blades to cut branches growing on the trunk. After cutting at the desired height, the branched top section moves to the undelimbed pile, while the delimbed trunk goes to the delimbed pile.
| Feature | Description |
|---|---|
| Materials | High-grade steels, SSAB Hardox |
| Guillotine cutting capacity | 20–30 cm diameter depending on model |
| Grapple opening | 82–125 cm |
| Control system | Cylinder position-sensing control |
| Tilt control | Wireless electric system |
| Delimbing method | Lifting-motion delimbing |
Wireless electric tilt control enhances both convenience and safety during operation. Tree felling occurs only when the micro switch is pressed, preventing accidental falling. The system functions independently of hydraulic pressure fluctuations, ensuring reliable performance across varying operating conditions.
Why is Farmikko’s energy grapple the best choice for you?
Farmikko energy grapples offer unique delimbing and collection capabilities not available on all competitor models. We provide direct sales without intermediaries, ensuring competitive pricing and immediate manufacturer support. Our energy grapples install easily on existing equipment without modifications, additional hydraulic lines, or electrical wiring through the boom, making them compatible with both old and new machinery.
🏢 About Farmikko
As a Kuopio-based family company, we combine decades of hydraulic expertise with continuous innovation. Our direct sales approach means you get manufacturer-level support and competitive pricing without intermediary markups.
We are a Kuopio-based family company specialising in energy grapple design and manufacturing. Our extensive hydraulic expertise is evident in the precise and logical movement sequences of our grapples. Continuous product development and innovation remain central to our operations, ensuring our equipment meets evolving industry needs.
Both delimbing and collection functions are available in Farmikko energy grapples, whereas not all competitor energy grapples offer these features. This makes our energy grapples versatile tools for different energy wood harvesting situations, providing comprehensive solutions for various operational requirements.
We provide sales and services in multiple countries through our trusted partner network. For direct contact with the manufacturer, rapid after-sales support, and competitive pricing without intermediary margins, we ensure high service standards worldwide.
✅ Installation Benefits
Our plug-and-play design means you can upgrade your existing equipment in hours, not days. No costly modifications or downtime – just enhanced productivity from day one.
Farmikko competitive advantages include:
- Quick installation and commissioning without modifications
- No need for additional hydraulic lines
- No extra electrical wiring through the boom
- Compatibility with old and new equipment
- Direct manufacturer contact and rapid support
- Precise cutting, batch processing, delimbing, and collection features
Our energy grapples can be installed on almost any base machine. The grapple attaches to the forest crane rotator and connects hydraulic hoses for open/close functions, exactly like installing a normal timber grapple. The wireless receiver for tilt functions comes pre-installed at the factory. You only need to bring the micro switch into the machine cabin.
Contact Farmikko Sales and Service
Contact us to discuss which energy grapple suits your equipment best. We provide sales and service support through our international partner network:
SALES AND SERVICE SWEDEN:
Farmikko Sweden
HEAAB MASKIN
+46 703506065
niclas@heaab.se
www.heaabmaskin.se
SALES AND SERVICE NORWAY:
Farmikko Norway
KJETIL RØSTE SKOGTJENESTER AS
+47 91915353
vedogskog@gmail.com
www.krskog.no
SALES AND SERVICE ESTONIA:
Farmikko Estonia
MELIT AP OÜ
+372 55546297
info@melit.ee
www.melit.ee
SALES AND SERVICE LATVIA:
Farmikko Latvia
REPARK Ltd.
+371 28307515
info@repark.lv
www.repark.lv
SALES AND SERVICE SWITZERLAND:
Farmikko Switzerland
KELLER FORSTMASCHINEN AG
+41 326360444
verkauf@keller-forstmaschinen.ch
www.keller-forstmaschinen.ch
SALES AND SERVICE FRANCE:
Farmikko tree shear France
CORNU SAS
02 33 35 34 26
eric.lebosse@cornu-sas.fr
www.carrosseriecornu.fr
SALES AND SERVICE CZECH REPUBLIC:
Farmikko tree shear Czech Republic
P&L s.r.o.
+42 0724141801
vstruhal@pal.cz
www.pal.cz
SALES AND SERVICE SLOVAKIA:
Farmikko tree shear Slovakia
P&L s.r.o.
+42 0724141801
vstruhal@pal.cz
www.pal.cz
SALES AND SERVICE FINLAND:
Farmikko Finland
FARMIKKO OY
+358 408330755
info@farmikko.fi
www.farmikko.fi
SALES AND SERVICE OTHER COUNTRIES:
Farmikko other countries
FARMIKKO OY
+358 445771156
info@farmikko.fi
www.farmikko.fi