NZG-31 Internal Combustion Rail Drilling Machine

NZG-31 rail drilling machine is compact in structure, and it is the lightest drilling machine in China at present. The rail clamping device has self-locking function, accurate positioning and high drilling accuracy. The n-tailed hollow drill bit can be used to clamp the special twist drill with n-tailed shank under 13.5 according to the needs. It has the function of automatic water supply when drilling. It is a necessary tool for maintenance, rush repair and overhaul operation of Public Works Department.

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Product Introduction

Application

Advantage:

1. The water supply at the back of the main shaft is adopted to prevent the cooling water from entering the bearing and reducer, so as to improve the service life of the equipment.

2. When drilling, the rotary resistance is reduced and the drilling torque is increased.

3. The drilling time is shortened and the production efficiency is improved.

Specification

1. Engine: 4-stroke/ 1.2KW

2. Application: 43kg/m-75kg/m rail

3. Rated RPM: 275±25r/min

4. Drill diameter: Φ9.8～Φ36（±0.5）mm

5. Drill accuracy: Tolerance≤1mm

6. Drill time: ≤30s

7. Drill bit operation life: 40-50 times

8. Tank capacity: 0.8L

9. Dimension: 650×360×340mm

10. Weight: 17kg

Basic structure and principle

Working principle: The engine supplies power, through the clutch gearing-down, to the main shaft. The main shaft drives the drill rev. to do the drilling operation; at the same time pull the feed handle, through the rack driving the main shaft feeding action, to complete the hole drilling operation.

Basic structure:

1 Gasoline engine, 2 Gearbox, 3 water inlet nozzle, 4 Ruler positioner, 5 Positioning ruler, 6 Clamping rocker arm, 7 Adjusting nut, 8 Clamp, 9 Feed lever, 10Positioning block, 11 Water injection bucket, 12 Water valve, 13 Throttle switch

Q1:Who I am ?

A1:This is Alina Shen ,sale manager of the factory.

Q2:What is the Warranty about your product?

A2: 1 year for warranty .Consumable parts are available.

Q3:How is your quality?

A3: To guarantee top quality,best material are used.Besides, The engine is imported from abroad. You are highly welcome to visit our factory.

Q4:What we do?

A4:JINZHOU TIEGONG RAILWAY MAINTENANCE MACHINERY CO.,LTD is a professional factory producing small type railway maintenance machine. Such as Cutting machine ,Grinding machine, Tamping machine etc.

Q5: Why choose us?

A5:Top quality , competitive price ,plenty stock And Excellent Service.Our factory has more than 400 type products,24 years producing experience. Most of the pictures on Other suppliers’ website were stolen from our website.

Q6:How can I trust you?

A6: We have been Gold supplier from Alibaba for 14 years,21years of overseas trading experience .Our reputation among customers and their satisfaction are the main reasons for our success.

Q7:What service you can provide?

A7: Installation video And user manual offered. For big quantity order , we can dispatch our engineer foroversea door-to-door service

Q8:What is the delivery condition and the payment?

A8: various methods of payment are acceptable.T/T is the commonly used way. Shipment will be arranged within 15days .We will inform you if short stock.

Q9:Your company is manufacturer or dealer?

A9: We are professional of railway maintenance equipment manufacturer. We have more than 400 types products,such as Rail Grinder, Rail Cutter, Rail Tamper, Rail Tenser, Rail Adjustor and so on.