Industrial hardware and enclosure locks KUNLONG / ShangKun Industrial

Industrial enclosure hardware, cabinet locks, and leveling mounts from KUNLONG / ShangKun Industrial provide dependable locking, vibration isolation, and structural sealing.

KUNLONG SK1 series compression latches and cabinet locks

Compression latches and quarter-turn handles in the KUNLONG SK1 series are engineered for electrical cabinets, environmental test chambers, and server racks. The axial compression pull-up action clamps door gaskets securely to maintain enclosure sealing under mechanical vibration.

Axial compression stroke up to 6 mm ensures uniform perimeter gasket seal
Adjustable latching grip range covers panel depths from 15 to 45 mm cleanly
Durable zinc alloy housing with satin chrome plating or powder-coated finish
Keyed cylinder lock inserts or tool-operated socket drives for safety panels

KUNLONG SK2 series industrial hinges: heavy-duty, concealed and torque

Industrial hinges in the KUNLONG SK2 family ensure dependable opening of control cabinet doors, network enclosures, and protective machinery shrouds. The portfolio features heavy-duty butt hinges, concealed internal pivot links, and friction torque hinges with position hold capability.

Load capacity reaching 150 kg per pair for demanding industrial installations
Components produced from SUS304 stainless steel and high-grade zinc alloy
Constant torque models hold access panels firmly at desired opening angles
Door opening swing angles of 120 degrees or 180 degrees without door sagging

KUNLONG SK3 series industrial pull, folding and recessed handles

Pull handles and grips in the KUNLONG SK3 series provide ergonomic and secure handling for enclosure doors, slide-out racks, and portable test instruments. The lineup includes rigid bridge pull handles, spring-loaded folding chest handles, and recessed flush trays for smooth outer surfaces.

Mounting hole center distances span from 90 mm to 300 mm across model choices
Tensile strength rating sustains heavy mechanical pulling forces beyond 2000 N
Ergonomic grip contours prevent operator hand slipping during machine setup
Manufactured from stainless steel, aluminum extrusion and reinforced nylon

KUNLONG SK4 series draw latches and rapid toggle clamps

Draw latches and toggle clamps in the KUNLONG SK4 series deliver high clamping forces to secure removable machine guards, filter housings, and service hatches. Over-center linkage mechanisms with internal damping springs maintain tight joint tension under strong operational shaking.

Threaded hook links allow accurate latching tension adjustment up to 500 kg
Secondary safety locks prevent accidental unlatching during heavy machinery run
Padlock eyelet options support padlock lockout procedures on access panels
Corrosion resistance assured by precision electropolished SUS304 stainless alloy

KUNLONG adjustable leveling feet and anti-vibration mounts

Heavy-duty leveling mounts and anti-vibration leveling feet from KUNLONG are designed for level alignment of production machinery, conveyors, cleanroom equipment, and CNC tools. A ball-jointed stud compensates for floor slope while an elastomer pad absorbs vibrational energy.

Static weight capacity reaches up to 3000 kg per individual leveling mount
Ball-joint swivel stud accommodates floor slope angles of up to 15 degrees
Thread sizes range from M8 to M30 accompanied by locking hex nuts for height
Oil-resistant rubber and nylon base pads protect industrial floor coatings

KUNLONG leveling wheels and flexible shaft couplings

Combined leveling wheels and flexible shaft couplings from KUNLONG provide versatile transport for modular machine frames and accurate rotational power transfer. Wheels with built-in retractable foot pads anchor moving units firmly, while jaw couplings compensate for shaft offset.

Built-in ratchet leveling pad lifts wheel off floor for vibration-free setup
Non-marking polyurethane tread ensures smooth roll across plant cleanrooms
Flexible jaw couplings absorb torsional shocks and dampen peak torque surges
Disc diaphragm couplings provide zero backlash for precise servo drive axes

Engineering selection criteria for KUNLONG SK1 compression latch hardware

When designing electrical control cabinets, environmental test chambers, and outdoor power distribution enclosures, achieving dependable perimeter sealing is vital. The KUNLONG SK1 series combines rotational latching action with an axial compression stroke reaching up to 6 mm.

This pull-up motion compresses the perimeter sealing gasket uniformly, effectively isolating internal electronics from moisture, ambient humidity, and fine dust.

Engineers selecting latches consider overall door thickness, desired latch grip range from 15 to 45 mm, and drive interface preferences such as keyed lock plugs or hex socket drives.

Load capacity calculations and mounting of KUNLONG SK2 industrial hinges

Industrial butt and pivot hinges in the KUNLONG SK2 portfolio are built to support demanding static weights and withstand dynamic vibrational shocks on automated machinery lines.

For heavy power enclosure doors, heavy-duty surface hinges engineered from SUS304 stainless alloy or high-density zinc alloy provide structural strength supporting up to 150 kg per pair.

When external door surfaces must remain completely unobstructed, concealed internal hinges offer opening angles reaching 120 degrees while safeguarding hinge pins from intentional physical tampering.

Ergonomic design and mechanical strength of KUNLONG SK3 industrial handles

The KUNLONG SK3 handle collection addresses operator ergonomics, structural rigidity, and personnel workplace safety on factory floors.

For heavy slide-out drawers, maintenance access covers, and inspection doors, rigid bridge handles with mounting centers spanning 90 mm to 300 mm endure tensile pulling forces beyond 2000 N without deflection.

Portable instruments and testing enclosures benefit from spring-loaded folding chest handles that automatically recess flush when released, minimizing snag hazards during field transport. Smooth surface finishes also simplify wipe-down cleaning in electronic assembly areas.

Tension adjustment and safety mechanisms in KUNLONG SK4 draw latches

Draw latches and toggle clamps in the KUNLONG SK4 lineup operate on an over-center mechanical toggle geometry that creates high tensile pulling forces up to 500 kg.

Threaded hook links allow technicians to tune clamping tension, compensating for fabrication tolerances, gasket settling, and thermal expansion across operating temperature extremes.

To prevent inadvertent release caused by machinery vibration, latch assemblies feature integrated secondary spring locks requiring deliberate operator depression before the lever swings free. Padlock eyelet options further support plant lockout-tagout safety protocols.

Vibration dampening and leveling alignment using KUNLONG machine mounts

Positioning stability for CNC tooling centers, optical inspection benches, and automated conveyors relies on heavy-duty leveling mounts and anti-vibration leveling feet.

KUNLONG mounts combine threaded studs from M8 through M30 with high-strength bases fitted with oil-resistant rubber or reinforced polymer dampening pads.

The ball-jointed swivel stud accommodates uneven concrete flooring with slopes up to 15 degrees, distributing machine mass evenly up to 3000 kg per mount while absorbing unwanted vibrational harmonics.

Integral hex flats below the stud thread allow rapid height adjustment using standard hand wrenches.

Integration of KUNLONG combined leveling wheels and flexible couplings

For mobile automated production units and cleanroom equipment, KUNLONG manufactures combined leveling wheel units with integrated mechanical lift mechanisms.

During workshop repositioning, the machine glides smoothly on polyurethane roller treads; once placed, the retractable leveling foot lowers to lift the roller off the floor, converting the mobile assembly into a rock-solid workstation.

In auxiliary drive connections, flexible jaw couplings dampen shock loads, while zero-backlash diaphragm couplings maintain servo positioning accuracy. This dual-function configuration saves floor space and accelerates layout retooling.

KUNLONG / ShangKun Industrial and model names are trademarks of their respective owners and are used only to identify the equipment for which we source parts. SpareX is not an official dealer, distributor or representative of KUNLONG / ShangKun Industrial and is not affiliated with the trademark owner. Origin, documents and warranty are stated for each item in the quotation.