Function:
This machine works for all kinds of lock-holes, lock-slots, lock side-steps and hinge-slots on door leaf at one working cycle.



Hinge slot processing


Automatic feed in & feed out workpiece
Connect with manipulator for automatic loading and unloading
Customer workshop


Technical specification:
Workpiece length | 1800-2400mm |
Workpiece width | 400-1100mm |
Workpiece thickness | 30-60mm |
Levo and Dextro motor for the lock slot | 1.5kw / 6.0kw |
Corner square/screw-hole motor for the lock slot | 0.4kw |
Lock-hole motor | 1.5kw+3.7kw |
Levo and Dextro motor for the hinge slot | 1.5kw / 3.7kw |
Corner square/screw-hole motor for the hinge slot | 0.4kw |
Max moving speed of tool | 60m/min |
Overall size | 5000*3300*2350mm |
(One 20GP container can load one set of MDK4120Q5) | |
Weight | 4000kg |
Voltage | 380V, 50HZ, 3phase. |
CNC lock hole and hinge slot machine MDK4120D
Function:
This machine works for all kinds of lock-holes, lock-slots, lock side-steps and hinge-slots on door leaf at one working cycle.

Lock-hole & lock-slot processing


Hinge slot processing


Optional device:
1. Hinge motor tilting device (for drilling anuba hinge hole)
2. Hinge corner square and screw hole drilling motor assembly
3. Hinge interpolation for concealed hinge
4. Door frame clamp device (to process lock & hinge shape on door frame)
5. Extra hinge motor assembly (to make more than three hinges)
6. Worktable width automatic adjustment
7. Max working length 3m
Technical specification:
Working length | 1800-2400mm |
Working width | 600-1100mm |
Working thickness | 30-80mm (only can do "down open" hinge for 60-80mm thick workpiece) |
Hinge motor power | 3x0.4Kw |
Lock-slot motor power | 3.7Kw |
Lock sidestep motor power | 0.4Kw |
Lock-hole motor power | 2*1.5Kw |
Max moving speed of tool | 8m/min |
Overall size | 2740*2270*1620mm |
Wooden case size | 2800*2290*2060mm |
(One 20GP container can load two sets of MDK4120D) | |
Weight | 1800kg |
Voltage | 380V, 50HZ, 3phase. |
Tool specification:
Name | Size of tool blade | Size of tool shank | Qty |
lock-slot tool (Overall solid carbide) | Ø18*110 | Ø16*50 | 1 |
lock-hole tool (blade insert carbide and steel body) | Ø10*80 | Ø12.7*30 | 1 |
lock-hole tool (blade insert carbide and steel body) | Ø22*80 | Ø12.7*30 | 1 |
lock-sidestep tool & hinge screw hole tool (blade insert carbide and steel body) | Ø3*15 | Ø12.7*30 | 1 |
hinge tool (blade insert carbide and steel body) | Ø12.7*Ø12.7 | 3 |
Main difference between MDK4120D and MDK4120Q5:
Item | MDK4120D | MDK4120Q5 |
Efficiency | 2.5 mins per door | 70 seconds per door |
Process step | Lock side firstly, then hinge side | Both sides simultaneously |
Connected in automatic line | Unavailable | Available |
Optional with barcode scan function | Unavailable | Available |
Optional to process lock slot and hinge slot on door frame | Available | Unavailable |
CE Certificate