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Stationary Hydraulic Rockbreaker System | Rake, Break & Control Oversize at Crushers and Grizzlies

The YZH stationary hydraulic rockbreaker system is a fixed “rake and break” station that sits at your primary crusher or grizzly, using a pedestal‑mounted boom and hydraulic hammer to manage oversize rock before it stops production.

With an electric-hydraulic power pack and remote‑friendly control architecture, it turns oversize handling from a reactive, high‑risk activity into a controlled, repeatable part of normal plant operation.
  • BD600

  • YZH

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Product Description

What this system changes in your primary station

Every operation that handles run‑of‑mine rock or unprocessed stone eventually faces the same reality: big, awkward pieces collect at the crusher mouth or across the grizzly bars and bring everything to a halt. The stationary hydraulic rockbreaker system is installed to “own” that problem zone, giving you a dedicated tool to rake material, break stubborn boulders, and clear hang‑ups without moving mobile equipment into tight, hazardous spaces or sending people under suspended rock.

Instead of emergency interventions, your team uses the rockbreaker system as part of a defined routine—short, controlled cycles of raking and breaking that keep the feeder, crusher, and downstream plant operating at a steady pace.

Operational pains this system is designed around

  • Chronic oversize and bridging at the feed point

    • Variations in blasting and geology mean that some boulders will always exceed your crusher opening or the grizzly spacing, no matter how well the upstream process is run.

    • The rockbreaker system lets operators reposition and size these pieces on the spot, so they pass cleanly without needing excavators or risky manual “barring down.”

  • Safety exposure from manual rockbreaking and mobile machines

    • Traditional clearing methods—bars, small breakers, or excavators over open hoppers—put people and machines in direct line with falling rock, flyrock, and unstable piles.

    • With a stationary pedestal boom and breaker controlled from a console or radio remote, the danger area is isolated and treated as a “no‑entry” zone during operation.

  • Unplanned stoppages that erode capacity and raise cost per ton

    • Every unscheduled stop ripples through the process: feeders run empty, conveyors idle, and crushing energy per ton climbs.

    • By clearing blockages quickly and preventing severe choke events, the system helps flatten production variability and protects crushers, chutes, and structures from abuse.

System composition – how the package is built

The stationary hydraulic rockbreaker system is supplied as an integrated package, not separate pieces assembled on site:

  • Pedestal & boom assembly

    • A stationary pedestal or base mounts the boom either beside the crusher, behind the wall, or above the grizzly, depending on your layout.

    • Boom geometries and sections are sized using high-tensile steels and extra‑large pins, providing the stiffness and fatigue resistance needed for continuous rockbreaking duty.

  • Hydraulic breaker (rock hammer)

    • The breaker model is chosen to match rock hardness, lump size, and expected duty cycle, delivering sufficient impact energy and blow rate without oversizing the system.

    • Tool selection and positioning guidance help ensure effective breaking while minimizing accidental contact with crusher shells or grizzly beams.

  • Electric-hydraulic power unit

    • A dedicated power pack with electric motor, pumps, reservoir, cooling, and filtration provides stable hydraulic power to the boom and breaker.

    • Instrumentation for oil temperature, pressure, and contamination supports preventive maintenance and reliable long‑term operation.

  • Control and safety package

    • Joystick or radio remote controls offer proportional movement and hammer control, allowing operators to work precisely around critical equipment.

    • Integration with plant PLC/DCS makes it possible to incorporate the rockbreaker into start/stop logic, interlocks, and emergency stop circuits.

Depending on the selected model family, working ranges typically cover the full crusher throat plus buffer zones in front of the grizzly or rockbox, with slewing ranges from sector rotation to near‑full 360°.

Typical installation scenarios

The stationary hydraulic rockbreaker system can be configured for a wide range of layouts and duties:

  • Primary jaw and gyratory crushers in open‑pit or underground mines where oversize and hard lenses regularly choke the intake.

  • Grizzly feeders above crushers or ore passes, where long or flat rocks repeatedly span bar openings and require both raking and breaking.

  • Transfer points, rockboxes, or surge bins that see occasional large lumps or tramp material which cannot be safely handled by mobile equipment alone.

In each case, boom reach, mounting height, and breaker size are selected so that one stationary rockbreaker system can handle all routine oversize and hang‑ups at that station.

Engineering & customization – from standard platform to site‑specific system

YZH uses a standard platform of proven booms, breakers, and power units, then engineers each stationary hydraulic rockbreaker system to the site:

  • Engineers analyze crusher and grizzly drawings, feed path, rock characteristics, and target throughput to define the required working envelope and duty class.

  • Based on this, they select a boom series, pedestal configuration, breaker size, and slew range that cover all likely blockage zones without wasted reach or unused capacity.

  • Foundation loads, structural interfaces, power supply, and control integration details are provided so the system can be installed cleanly into new builds or retrofits.

For operations moving toward higher automation, the same platform can be combined later with camera systems, advanced remotes, or intelligent controls to create an “intelligent static rockbreaker system” without replacing core hardware.

Why many sites choose a YZH stationary hydraulic rockbreaker system

  • Specialized focus on pedestal and stationary rockbreaker systems, with references across mines, quarries, and aggregate plants worldwide.

  • Systems are designed around long‑term reliability and safety, using high‑strength materials, oversized joints, and CE‑compliant designs.

  • Configurable product families mean one supplier can cover multiple crushers and grizzlies on the same site with harmonized components and support.

Call to action

If oversize rock, grizzly blockages, and hazardous manual clearing are still dictating your production schedule, a stationary hydraulic rockbreaker system can turn that bottleneck into a managed, remote‑operated station.

Share your crusher or grizzly layout, feed opening, typical oversize profile, and production targets, and YZH will design a stationary hydraulic rockbreaker system configuration that fits your plant and supports safe, predictable throughput.


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 Jinan YZH Machinery Equipment Co., Ltd
ABOUT COMPANY
Since 2002, YZH has specialized in providing custom pedestal rockbreaker boom systems for mines and quarries worldwide. We combine 20+ years of engineering expertise with rigorous CE-certified quality to boost your productivity and safety through superior design. We don't just sell equipment,we deliver a partnership built on problem-solving.​​​​​​​
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