Taizhou Soli Machinery Manufacturing Co., Ltd.-Color Logo

19 years of focus on hydraulic nut research and development and intelligent manufacturing
Originated from European and American technology · Exported to more than 20 countries

SL-HM Hydraulic Nuts for Slitting and Shearing Machine

SL-HM series hydraulic nut is our high and new product,The body is chromium-molybdenum steel, replacing foreign first-tier brand products. The surface is knurled and blackened, light weight and easy to install and disassemble using specific wrenches, the working principle of the hydraulic nut of the slitting machine is to input the hydraulic oil into the nut through the high pressure oil pump, and push the piston to produce thrust and tension, so as to fasten the rotating tools (such as gaskets, knives, etc.). Specifically, use the ‘T-handle’ to rotate the ‘pressurised screw’ and press in the ‘pressurised piston’ to increase the pressure of the sealing fluid, which in turn squeezes out the ‘ring piston’. ‘In this case, the sealing fluid pressure increases and squeezes out the ‘ring piston’ to tighten the rotating tool (washer, cutter, etc.). At the same time, it is possible to check whether the scale of the ‘Thrust Indicator’ corresponds to the determined thrust value. In addition, the slitting machine hydraulic nut is characterised by a high axial locking force, which securely locks the blade on the slitting machine and prevents deformation under axial pressure.

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Scope of use

  • Axial locking of blades for metal slitting shears;
  • Tool collet locking for disc shears;
  • Tool holder locking;
  • Tool and fixture fastening for forming and machining axes;
  • Fastening fixtures for forming processes;
  • Other work tools and fixtures for shaft fastening.

The role of the hydraulic nut of the slitting machine

  •  Improved efficiency:
    the hydraulic nut is able to accurately and securely lock the blade, reducing the complexity and time involved in manual operation and improving the efficiency of the equipment.
  •  Reduce wear and prolong service life:
    the hydraulic nut reduces the amount of wear on the blade, prolongs blade life, reduces tool setting time, and improves product quality by reducing burrs on the sheet.
  •  Clean and environmentally friendly:
    Hydraulic nuts use a small amount of grease to achieve better results, without the need to discharge pressure to the outside, reducing environmental pollution

 

 

Product Advantage

现场图片

  • The body is chrome-molybdenum steel, replacing the products of first-tier foreign brands. Surface knurling, blackening treatment, light weight, using specific wrenches, easy to install and dismantle;
  • High axial locking force firmly locks the blade in the slitting machine without deformation under axial pressure;
  • Reduces blade wear, extends blade life, shortens knife setting time, improves equipment efficiency and slitting sheet burrs are small;
  • No need to refuel, stable axial force, good sealing, no oil leakage;
  • Sealed grease type, no need to discharge pressure to the outside;
  • Use a small amount of grease to achieve better results, clean and environmentally friendly;
  • Customised threaded and unthreaded hydraulic nuts according to customers’ requirements

 

Specifications and technical parameters of hydraulic nuts for slitting machine

  • Outer diameter: from 160mm to 285mm
  • Thickness: from 45mm to 65mm.
  • Pressure outer ring (inner diameter +): from 124x140mm to 230x250mm1

These specifications and technical parameters ensure the suitability and stability of the hydraulic nuts on different slitting machines.

 

Application Scenarios

The SOLY HM Hydraulic Nuts are purpose-built for demanding industrial processes that require secure and reliable clamping solutions. They are indispensable in the following scenarios:

1. Slitting and Shearing Machine Operations

Slitting and shearing machines require robust and precise fastening systems to ensure the stability and alignment of critical components. SOLY HM Hydraulic Nuts provide the necessary clamping force to hold machine parts securely in place, reducing vibrations and ensuring consistent cutting performance.

2. Heavy-Duty Metal Processing

In industries such as automotive, aerospace, and construction, metal processing machines handle thick and rigid materials. The SOLY HM Hydraulic Nuts ensure that blades and rollers in slitting and shearing machines remain tightly secured, enabling smooth and accurate material cutting.

3. High-Pressure Fastening Applications

These hydraulic nuts are ideal for applications requiring exceptionally high clamping forces. By utilizing hydraulic pressure instead of manual tightening methods, the SOLY HM Hydraulic Nuts achieve uniform force distribution, making them perfect for precision-critical tasks.

4. Maintenance and Retrofitting

During machine maintenance or retrofitting, the quick-release functionality of the SOLY HM Hydraulic Nuts minimizes downtime. Their easy installation and removal process enable technicians to perform adjustments and replacements efficiently.

5. Manufacturing Plants and Assembly Lines

For manufacturing plants and assembly lines where efficiency and accuracy are paramount, the SOLY HM Hydraulic Nuts provide a reliable clamping solution that enhances machine performance and reduces the risk of operational errors.

Solving Industry Challenges

The SOLY HM Hydraulic Nuts for Slitting and Shearing Machines are specifically designed to address the challenges commonly encountered in industrial operations.

1. Achieving Consistent Clamping Force

In traditional fastening methods, achieving consistent clamping force can be difficult, often leading to uneven pressure and compromised machine performance. The SOLY HM Hydraulic Nuts use hydraulic pressure to ensure uniform force distribution, improving machine stability and cutting precision.

2. Reducing Manual Labor

Manually tightening nuts on large industrial machines is time-consuming and labor-intensive. The SOLY HM Hydraulic Nuts eliminate the need for manual torque application, significantly reducing operator effort and increasing productivity.

3. Enhancing Machine Safety

Improperly fastened components can lead to machine failure and pose safety hazards. The SOLY HM Hydraulic Nuts provide a secure and reliable fastening solution, minimizing the risk of accidents and ensuring the safety of operators and equipment.

4. Minimizing Downtime

In industrial environments, downtime translates to lost productivity and revenue. The SOLY HM Hydraulic Nuts’ quick installation and removal process streamline maintenance tasks, helping operators get machines back into operation faster.

5. Improving Cutting Precision

For slitting and shearing machines, precise alignment and secure fastening of blades and rollers are critical to achieving accurate cuts. The SOLY HM Hydraulic Nuts enhance machine alignment and stability, resulting in higher precision and reduced material waste.

6. Extending Machine Lifespan

Frequent vibrations and improper fastening can lead to premature wear and tear on machine components. The SOLY HM Hydraulic Nuts reduce vibrations by maintaining a secure clamping force, thereby extending the lifespan of slitting and shearing machines.

Parameters

Nut specification Cylinder Dia Thick Pressure ring

(ID+OD)

SL-HM  M100×2 Φ160 45 120×140
SL-HM  M110×2 Φ170 48 130×150
SL-HM  M120×2 Φ180 45 140×155
SL-HM  M130×2 Φ185 45 150×170
SL-HM  M140×2 Φ225 50 180×200
SL-HM  M150×2 Φ240 53 180×200
SL-HM M160×3 Φ250 53 190×210
SL-HM M170×3 Φ280 60 200×220
SL-HM M180×3 Φ285 60 230×250
SL-HM M190×3 Φ285 60 230×250
SL-HM M200×3 Φ285 60 230×250
SL-HM M210×3 Φ295 65 250×270
SL-HM M220×3 Φ300 65 250×270
SL-HM  M230×3 Φ320 65 260×280
SL-HM  M240×3 Φ330 65 280×300
SL-HM  M250×3 Φ340 65 280×300
SL-HM M260×3 Φ350 65 300×330
SL-HM  M270×3 Φ360 65 300×330

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SOLY- Because of focus, professionalism

SOLY is a professional manufacturer of hydraulic machinery and has received several industry certificates for its focus. We constantly confirm the details of all customized