Ruian Koten Machinery Co., Ltd. is one of the leading manufacturers and suppliers of semi-auto drilling machine in China. With abundant experience, we ware committed to providing high quality machinery made in China with competitive price. If you're going to buy CE approved semi-auto drilling machine, welcome to get quotation from our factory.
Products Description
QH‑7090ZK semi‑automatic drilling machine is dedicated pre‑processing equipment for rigid box production, mainly for drilling holes on grey board and MDF boards prior to magnet mounting.
Equipped with PLC system, servo motors, high‑speed drilling motors and touch‑screen human‑machine interface, this machine delivers precise drilling performance with adjustable hole diameter, drilling depth and hole spacing. It boasts simple operation, easy maintenance, durable structure and long service life. Its lightweight and portable design adapts to diverse high‑precision drilling requirements for premium packaging boxes. It greatly improves hole‑making efficiency for rigid‑box workshops and serves as ideal supporting equipment for magnet‑mounting processes.


Products Feature
- Advanced PLC & Servo Control System: Matched with touch‑screen operation interface for quick parameter setting of hole size, depth and spacing.
- Precise Drilling Performance: Positioning accuracy of ±1‑2 mm, stable high‑speed drilling for grey board and MDF materials.
- Wide Adjustment Range: Drilling diameter from Ø8‑21 mm; fits cardboard thickness of 1‑5 mm, flexible hole‑spacing adjustment for different box designs.
- Compact Light‑weight Structure: Machine weight only 160 kg with small footprint; portable for flexible workshop layout, easy maintenance and long service lifespan.
- High Production Efficiency: Working speed up to 0‑30 pieces per minute, perfectly matching the subsequent magnet‑mounting workflow for rigid‑box manufacturing.

Main Paramater
|
Model |
QH-7090ZK |
|
Cardboard Maximumsize |
900x700 mm (Auxiliary workbenches need to be added) |
|
Positioning Accuracy |
±1-2 mm |
|
Diameter Drilling Unit |
⌀8-21 mm |
|
Product Speed |
0-30 pcs/min |
|
Card Board Thickness |
1-5 mm |
|
Left and Right Hole Spacng |
Min: 70 mm / Max: 500 mm |
|
Limit from Cardboard to Hole Position |
Min: 0 mm / Max: 130 mm |
|
Pressure |
0.6-0.8 Mpa |
|
Supply Voltage |
220 V |
|
Rated Frequency |
50-60 Hz |
|
Constant Power |
3 KW |
|
Machine Dimension |
860x800x1500 mm |
|
Weight |
160 KG |
Application

This magnet mounting machine is widely used for embedding magnets for various rigid‑shell packaging items:
- Luxury gift boxes, book‑style rigid boxes
- Storage cases, cover shells & cosmetic packaging boxes
- Jewelry boxes, watch boxes and premium paper boxes with magnetic closure
It serves rigid‑box manufacturers, packaging factories and printing houses producing magnet‑closing premium packaging.
Company Proflie
Installation
The above price not contain the installation and training charge, if customers request our engineer for this service, customers should pay the flight tickets, hotel, food and daily wage.
Guarantee
One year, within one year, the damaged spares by nature can be changed for free.

Hot Tags: semi-auto drilling machine, China semi-auto drilling machine manufacturers, suppliers, factory, automatic magnet adhesive application machine, magnet mounting machine, magnetic closure application machine














