MHK 820
Automatic Die Cutting Machine
Features Introduction
Partial Introduction
Feeder
High-speed feeder head with adaptive paper adjustment capability.
Paper conveying unit
Equipped with gas spring support and slowdown mechanism for sheet feeding at the front gauge, it integrates with the paper feeding frame for unified adjustment of the feeding rollers, enabling rapid and convenient tuning.
Micro-adjustable die cutting plate
The 15mm die-cutting steel backing plate is equipped with a 5mm modular underplate center-locating structure (+/-0.9mm XY fine adjustment), enabling quick and simple plate changes.
Timing belt drive, Intermittent mechanism
High-precision imported intermittent splitter, capable of maintaining high positioning accuracy even after long-term use.
Delivery unit
Roll-up curtain type auxiliary paper collection rack, which can realize non-stop paper collection. Delivery unit is also equipped with two-way auxiliary blower for paper collecting, with manual sampling mechanism which is easy to operate.
Electrical unit
Adopts electrical components of world famous brands(MOELLER\OMRON) for better performance and in time and local after-sale-service and maintenance.
Germany?vaccum pump
Blow-suction dual-purpose vacuum pump of German Becker brand.
Auto lubrication system
The whole machine adopts a centralized automatic oil supply system to ensure that the transmission parts are not short of oil.
Configurations
| Conveying Unit | MHK-820 |
| 01. Non-stop high-speed paper feeding section | 〇 |
| 02. Fish-scale powerful paper suction feeder head with 4 suction and 4 delivery. The suction head can be adjust to various suction angles according to the deformation of the paper | 〇 |
| 03. Adjustable suction blower, suction head and air separation valve processed with ultra-hard alloy | 〇 |
| 04. Triple feeder head anti-collision device | 〇 |
| 05. Horizontal paper separation blower | 〇 |
| 06. The main and auxiliary stacking tables alternate without stopping, and the feeder operates without stopping | 〇 |
| 07. Electrical left/right fine-tuning device for the main feed pile | 〇 |
| 08. The pre-stacking device is equipped with rails so that the operator can accurately and conveniently send the stack of paper into the feeder | 〇 |
| 09. The paper alignment adjustment device can manually adjust the distance before the paper reaches the gauge without stopping the machine | 〇 |
| 10. Large inclined paper table, suitable for high-speed conveying of thin paper and curved paper | 〇 |
| 11. Push-pull dual-purpose side gauges, one set for the operation side and one set for the transmission side. Side gauges can be adjusted between push-pull gauges to meet different paper requirements | 〇 |
| 12. Photoelectric detection of side gauge and front gauge | 〇 |
| 13. Slowdown mechanism for sheet feeding at the front gauge | 〇 |
| 14. Electromechanical double sheet detector | 〇 |
| 15. Imported paper feeding belts and stainless steel conveying plates | 〇 |
| 16. Pneumatic lifting device for paper feeding frame | 〇 |
| 17. Single-point clutch: The conveying part and the main machine part can be separated and synchronously combined at any time, which simplifies and facilitates the operation sequence. Regardless of proofing, pressure testing, etc., the conveying part can be separated and closed as desired | 〇 |
| 18. PLC and electronic cam control the timing of the whole machine | 〇 |
| 19. Blow-suction dual-purpose vacuum pump of German Becker brand | 〇 |
| Die-cutting Unit | |
| 01. The entire machine casting is made of QT-700-2 nodular cast iron | 〇 |
| 02. Imported worm gear, worm gear and 40cr crankshaft | 〇 |
| 03. A complete set of imported anodized aluminum alloy gripper bars and positioning structure, fine steel gripper teeth and supporting gripper plates. The gripper bars adopt an adjustable gripper bar structure | 〇 |
| 04. Imported main drive chain | 〇 |
| 05. Imported intermittent splitter | 〇 |
| 06. Imported synchronous belt and pulley drive | 〇 |
| 07. Imported torque limiting overload protector | 〇 |
| 08. Imported pneumatic clutch brake device | 〇 |
| 09. Pressure regulating device, which can realize accurate control of pressure through PLC touch screen buttons | 〇 |
| 10. Die-cutting pressure is measured directly and accurately by deformation measuring device and displayed on the human-machine interface | 〇 |
| 11. Die-cutting base plate and die mould rotary device | 〇 |
| 12. The 15mm die-cut steel backing plate is equipped with a 5mm combined lower backing plate center positioning structure +/-0.9mm vertical and horizontal fine-tuning device, which makes plate changing fast and simple, reducing the time for plate replenishment | 〇 |
| 13. The connection between the die cutting plate and the chase adopts the form of grasping snail and screws, adopt central positioning system, which is fast and accurate | 〇 |
| 14. The die-cutting chase and the lower mat are locked by the Japan SMC gas regulator, which can prevent improper locking of the upper frame caused by human error during installation | 〇 |
| 15. SIEMENS（INNOMOTICS） brand main motor | 〇 |
| 16. Japan SMC air pressure detection device, low air pressure alarm | 〇 |
| 17. Equipped with an air storage tank to ensure the stability of the air pressure of the whole machine | 〇 |
| 18. The whole machine adopts a centralized automatic oil supply system to ensure that the transmission parts are not short of oil | 〇 |
| Delivery Unit | |
| 01. Roll-up curtain type auxiliary paper delivery device, can realize non-stop paper delivery | 〇 |
| 02. Adjustable mechanical paper delivery brush press mechanism to help gripper bar discharge and stack paper | 〇 |
| 03. Paper delivery alignment device | 〇 |
| 04. Photoelectric detection of upper and lower limit switches can effectively prevent the paper stacking table from excessive paper pile stacking and paper curling up | 〇 |
| 05. The delivery section can control the machine through a 7” touch screen | 〇 |
| 06. The two-way auxiliary air blowing for paper delivery and the manual sampling mechanism make the operation convenient | 〇 |
| 07. Spring chain adjustment device: Adjusting the tension of spring chain can reduce the inertia impact during the steerings of the gripper bar, and maintain the balanced tension of the chain | 〇 |
| Electrical unit | |
| 01. All the machines adopts Inovance control system | 〇 |
| 02. The die-cutting unit adopts 10.4-inch Germany Siemens touch screens | 〇 |
| 03. The machine adopts Germany Moeller brand relays, AC contactors, air switches and buttons, to ensure the stability and reliability of electrical parts | 〇 |
| 04. The machine adopts Japanese Omron brand photoelectric switch, optical fiber, encoder and sensor, to ensure the accuracy and stability of electrical detection of each part of the action | 〇 |
Note: This allocation sheet is for reference only, the formal allocation sheet is subject to the contract. Standard configuration: 〇; Optional: △
Main Technical Parameter
| Model | MHK-820 |
| Max. Sheet Size | 820×600mm |
| Min. Sheet Size | 310×260mm |
| Max. Cutting Size | 800×580mm |
| Min. Gripper Margin | 9-17mm |
| Cutting Rule Height | 23.8mm |
| Inner Chase Size | 910×610mm |
| Stock Range | Cardboard: 80-2000g/m2, 0.1-2mm Corrugated board: ≤4mm |
| Die Cutting Accuracy | ≤±0.1mm |
| Max. Die Cutting Force | 300T |
| Max. Working Speed | 7500s/h |
| Max. Feeder Pile Height | 1500mm(With pallet) |
| Max. Delivery Pile Height | 1300mm(With pallet) |
| Main Motor Power | 11KW |
| Full Load Wattage | 16KW |
| Air Requirement | Pressure: 0.6-0.7Mpa, Flow: ≥0.37m3/min |
| Net Weight of Machine | 12T |
| Machine Dimensions | 5695×3676×2185mm(L×W×H) (L: paper prepared track included, W: platform included) |
Drawing
