Murphy Construction Machinery (Shandong) Co., Ltd. is one of the leading manufacturers and suppliers of underground drill rig undercarriage in China. If you're going to buy the newest underground drill rig undercarriage, welcome to get pricelist from our factory. All customized products are with high quality and low price.

Product Details
The Underground Drill Rig Undercarriage serves as the key travelling and load‑bearing component of subsurface drilling machinery. It is developed to adapt to tough underground conditions featuring cramped spaces, complicated landforms, high humidity and heavy dust. Buyers can alter track length, ground‑contact width, track shoe thickness, overall track gauge and travel drive forms according to actual demands, which brings great customization flexibility. It works well with hydraulic systems, intelligent electronic controls and remote‑control modules to help underground drilling machines achieve intelligent upgrading. Thanks to its modular design, the chassis can be assembled and connected quickly without major adjustments to main machines. It boasts wide compatibility and short installation time. It runs steadily amid muddy tunnels, soft rock layers and bumpy underground working faces. With reliable ground‑holding performance, well‑distributed load and outstanding off‑road capability, it turns out to be ideal supporting equipment for drill‑rig producers, engineering contractors and foreign‑trade companies.
Our Core Strengths
The enterprise establishes a professional R&D team, focusing on the research and development of specialized underground drilling chassis. For special working conditions such as underground sampling, tunnel drilling, and mine drilling, the bearing parameters and hydraulic walking system are accurately matched, and the adaptability to closed working conditions far exceeds that of general chassis. Based on years of experience in supporting heavy industry, we can provide one-stop mature supporting solutions for various types of underground drilling rigs, exploration equipment, and special crawler machinery. Full line CNC precision machining, combined with a traceable quality control system throughout the entire process, ensures uniform accuracy and stable performance of batch products, and can stably undertake large quantities of foreign trade orders at home and abroad.

Customized Design Supporting Scheme
Based on customer equipment parameters, underground operating environment, load-bearing capacity, track specifications and drive forms, a one-on-one customized complete set of Underground Drill Rig Undercarriage solutions. The product has passed CE/EMC/ISO9001 international certification and can withstand extreme environments such as humidity, dust, and heavy loads underground for a long time. It has a low failure rate and easy maintenance. Supporting OEM and ODM OEM, helping customers shorten equipment development cycles, enhance overall stability and market competitiveness.

Durable Steel Structure Configuration
The chassis of the underground drilling rig is made of thickened high-strength alloy steel plate through integral forging and forming, which has excellent wear resistance, impact resistance, and deformation resistance. It can cope with high-frequency start stop and continuous heavy load impact operations of underground equipment for a long time. Optimizing the frame structure to address the common issues of unbalanced load and dynamic vibration in underground drilling equipment, effectively buffering operational shaking, and significantly improving the overall stability of the machine operation. The high-strength integrated structure effectively reduces component wear, reduces equipment failure and downtime frequency, lowers underground maintenance difficulty and operation costs, and effectively extends the overall service life of the equipment.

Technical Specifications (Complete Assembly and Matching Plan for Underground Drill Rig Undercarriage)



|
CODE NAME |
TYPE |
A |
B |
C |
D |
E |
F |
G |
APPLICATION |
|
MEFD270A |
E |
3181 |
3975 |
421 |
1058 |
600 |
880 |
1699 |
27T EQUIPMENT INSTALLATION VEHICLE |
|
MEFD270B |
A |
3181 |
3975 |
421 |
868 |
600 |
369 |
1559 |
27T EQUIPMENT INSTALLATION VEHICLE |
|
MEFP300 |
A |
4131 |
4980 |
448 |
922 |
600 |
404 |
704 |
30T Mobile Crushing Station |
|
MEFP350 |
A |
3268 |
3994 |
371.5 |
740.5 |
400 |
261 |
510 |
30T Mobile Crushing Station |
|
MEFP380 |
A |
3793 |
4583 |
400 |
812 |
400 |
309 |
509 |
38t Mobile Crushing Station |
|
MEFD400 |
A |
5163 |
5970 |
415 |
820 |
600 |
370 |
670 |
40T UTILITY VEHICLE |
|
MEFZ430 |
C |
3595 |
4598 |
518 |
1201 |
600 |
400 |
700 |
43T Rotary Drilling Rig |
|
MEFP450 |
A |
3965 |
4754 |
413 |
820 |
500 |
370 |
620 |
45T Mobile Crushing Station |
|
MEFP500 |
A |
3809 |
4625 |
420.5 |
850 |
500 |
390 |
659 |
50T Mobile Crushing Station |
|
MEFP500A |
B |
3365 |
4163 |
400 |
818 |
500 |
459 |
709 |
50T Mobile Crushing Station |
|
MEFP500B |
A |
3365 |
4163 |
400 |
818 |
500 |
459 |
709 |
50T Mobile Crushing Station |
|
MEFP500C |
B |
3450 |
4255 |
400 |
824 |
500 |
418 |
668 |
50T Mobile Crushing Station |
|
MEFZ500A |
B |
3930 |
4935 |
523 |
1130 |
600 |
453 |
753 |
50 Ton Drilling Rig |
|
MEFP560A |
A |
3809 |
4625 |
420.5 |
851 |
500 |
370 |
639 |
56T Mobile Crushing Station |
|
MEFP560C |
B |
3809 |
4638 |
420.5 |
852 |
500 |
423 |
629 |
56T Mobile Crushing Station |
|
MEFP600A |
A |
3999 |
4813 |
420 |
851 |
500 |
370 |
639 |
60T Mobile Crushing Station |
|
MEFP650 |
B |
4187 |
5021 |
422 |
886 |
500 |
404.5 |
674 |
65T Mobile Crushing Station |
|
MEFP700 |
B |
4187 |
5021 |
422 |
886 |
500 |
404.5 |
674 |
70T Mobile Crushing Station |
|
MEFP700A |
A |
4141 |
5000 |
441 |
889 |
500 |
354 |
674 |
70T Mobile Crushing Station |
|
MEFZ700A |
B |
4960 |
5921 |
492 |
1135 |
700 |
500 |
850 |
70 Ton Drilling Rig |
|
MEFP750 |
B |
4141 |
5007 |
446 |
915 |
500 |
404 |
704 |
75T Mobile Crushing Station |
|
MEFZ950 |
C |
5369 |
6448 |
553 |
1421 |
900 |
500 |
950 |
95Ton Rotary Drilling Rig |
|
MEFD1200 |
A |
5611 |
6707 |
555 |
1281 |
900 |
522 |
972 |
120T Feeder machine |
|
MEFD1300 |
A |
6976 |
7957 |
506 |
1206 |
900 |
845 |
1295 |
130T Slope Tractor |
|
MEFP1600 |
A |
4690 |
5785 |
557 |
1291 |
600 |
638 |
958 |
160T Mobile Crushing Station |
|
MEFD1900 |
E |
6749 |
8051 |
662 |
1583 |
900 |
1645 |
1645 |
190 Ton Material Grabbing Machine |
|
Note:1.The above are standard products,which can also be customized and manufactured according to the customrt's demands. |
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View More Technical Parameters
Chassis Components
The low vibration design helps create smoother machine movement during operation. It can improve operator comfort and reduce unnecessary stress on the undercarriage system.

Production Line Process
The product components are precision formed by laser cutting and CNC bending, with small dimensional errors and uniform components. Relying on the fully automated welding process of robots, the welds are dense and uniform, effectively avoiding welding thermal deformation and ensuring the overall structural strength and consistency of the chassis. The core installation positioning position is precision machined by a gantry machining center, with strict and controllable assembly accuracy. The workpiece has undergone shot blasting rust removal, automatic spraying, and high-temperature drying treatment, with outstanding dust prevention, anti-corrosion, and rust prevention performance, suitable for harsh underground environments. Standardized assembly of finished products, adding thread glue to bolts and locking them with standard torque to eliminate the risk of loosening during long-term operation and ensure the long-term stable operation of equipment.

Factory Scene



Established in 2022, Moerfei Engineering Machinery (Shandong) Co., Ltd. is a leading construction machinery manufacturer in China, integrating research and development, production, sales, and service. With 10 years of experience, it is renowned for its technical strength, quality system, and global service. Its headquarters is located in Jining City, Shandong Province, China.
Underground Drill Rig Undercarriage Loading & Shipment
Our heavy-duty tracked chassis are fully manufactured and carefully loaded for delivery.
All products undergo strict quality inspection before shipment, securely wrapped to avoid damage during transit.
Custom steel tracked undercarriages are widely applied to drilling rigs, engineering machinery and special off-road equipment.
We support customized dimensions, load capacity and drive solutions, arranging timely delivery for global clients.

The Customer's Evaluation Of Us
Beyond the warranty period, we still provide cost-effective long-term product maintenance, parts replacement and performance optimization services to extend the service life of industrial products.

Exhibition


FAQ
Q: Can tonnage be customized?
A: Sure, 3-200 tons can be customized as needed, with regular models available for immediate delivery from stock. Non standard customization takes 15-25 days, and for large orders, the delivery cycle can be negotiated to be shortened.
Q: Can the chassis width and total length be resized as needed?
A: The length and width of the equipment, track gauge, ground clearance, and installation flange can all be customized non-standard. After signing the contract, free two-dimensional, three-dimensional, and assembly drawings will be provided to facilitate customers' quick installation and docking.
Q: Do you have CE and customs clearance documents?
A: Equipped with CE certification and a complete set of customs clearance documents.
Q: How long is the warranty period for the entire machine?
A: The whole machine comes with a one-year unified warranty, and there is a regular inventory of original vulnerable parts and accessories.
Q: How to choose between steel tracks and rubber tracks?
A: Steel tracks have high load-bearing capacity, wear resistance, and are suitable for heavy-duty drilling conditions underground; Rubber tracks do not harm the ground and are suitable for tunnel pavement and indoor exploration operations.
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