Full-hydraulic diesel-powered rotary drill

Abstract

The utility model provides a full hydraulic diesel power rotary drill which comprises a walking mechanism, an equipment platform, a power mechanism and a drilling mechanism, and the walking mechanism is arranged on the ground and is suitable for driving the rotary drill to move; the equipment platform is arranged on the walking mechanism and is suitable for mounting internal components of the rotary drilling machine; the power mechanism is arranged at one end of the equipment platform, the power mechanism is suitable for providing power for the rotary drilling machine, a generator set is arranged in the power mechanism, and the generator set is suitable for preheating the power mechanism; the drilling mechanism is arranged at the other end of the equipment platform and connected with the power mechanism, and the power mechanism drives the drilling mechanism to conduct drilling operation. By means of the structure, the diesel engine can be preheated, fuel oil wax precipitation is avoided, the diesel engine can be normally started, and meanwhile the maintenance difficulty and the use cost of the rotary drilling machine are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to drilling rig equipment technical field, concretely relates to a full hydraulic diesel power roller bit drilling rig. BACKGROUND

[0002] As a kind of efficient perforating equipment, roller bit drilling rig is usually applied to the blast hole of large and medium-sized open-pit mine, it has the advantages of strong drilling capacity and high perforating efficiency, the power form of roller bit drilling rig is divided into electric drive mode and diesel drive mode, wherein electric drive mode needs to rely on power supply of mine power system to drive relevant motor, and diesel drive mode utilizes diesel engine to drive power system, no longer needs power supply of mine, to enable drilling rig to be used in different topography environment, but when ambient temperature is lower, due to the physical properties of fuel oil, fuel oil is prone to waxing, which causes diesel engine to be unable to start normally, the existing processing mode is to preheat it by battery, to enable diesel engine to start, but battery has the problems of capacity attenuation and charge-discharge efficiency decline in low temperature environment, to ensure sufficient power consumption, equipment needs to be equipped with battery with larger capacity, which increases the use cost and maintenance difficulty of equipment. SUMMARY

[0003] Therefore, the technical problem to be solved by the utility model is to overcome the defects that, in the prior art, existing diesel engine cannot start normally at extremely low temperature, thus needing battery to preheat power supply, and thereby increasing the use cost and maintenance difficulty of equipment.

[0004] Therefore, the utility model provides a full hydraulic diesel power roller bit drilling rig, which comprises:

[0005] A walking mechanism is arranged on the ground and is suitable for driving the roller bit drilling rig to move.

[0006] An equipment platform is arranged on the walking mechanism, and the equipment platform is suitable for installing internal components of the roller bit drilling rig.

[0007] A power mechanism is arranged at one end of the equipment platform, and the power mechanism is suitable for providing power for the roller bit drilling rig, and the power mechanism comprises a generator set suitable for preheating the power mechanism.

[0008] A drilling mechanism is arranged at the other end of the equipment platform, and the drilling mechanism is connected with the power mechanism, and the power mechanism drives the drilling mechanism to perform drilling operation.

[0009] Optionally, the power mechanism comprises:

[0010] A diesel engine is arranged on the equipment platform, and the diesel engine provides power for the drilling mechanism.

[0011] a transmission assembly connected to the output shaft of the diesel engine through a shock absorber.

[0012] Optionally, the transmission assembly comprises:

[0013] a transfer case connected to the output shaft of the diesel engine, the transfer case being adapted to distribute power to a plurality of shafts;

[0014] a universal joint connected to one of the output shafts of the transfer case;

[0015] a clutch connected to the universal joint, the clutch being adapted to cut off power output of the diesel engine.

[0016] Optionally, the power mechanism further comprises:

[0017] a hydraulic assembly connected to one of the output shafts of the transfer case at one end and connected to the drilling mechanism at the other end, the hydraulic assembly driving the drilling mechanism to drill a hole;

[0018] an air compressor arranged on the equipment platform, the air compressor being connected to the other end of the clutch, the air compressor being adapted to clean the rotary drilling rig.

[0019] Optionally, the drilling mechanism comprises:

[0020] a drill stand arranged on the equipment platform, the drill stand being adapted to move on the equipment platform;

[0021] a propulsion assembly arranged on the equipment platform and connected to the hydraulic assembly, the propulsion assembly being connected to the drill stand, the propulsion assembly driving the drill stand to move;

[0022] a rotary assembly arranged on the drill stand and connected to the hydraulic assembly, the rotary assembly being provided with a drill pipe, the rotary assembly driving the drill pipe to rotate to drill a hole in a formation.

[0023] Optionally, the drilling mechanism further comprises:

[0024] a drill pipe storage arranged on the drill stand, a plurality of drill pipes being arranged in the drill pipe storage, the drill pipe storage being adapted to store the drill pipes.

[0025] Optionally, the drilling mechanism further comprises:

[0026] a drill pipe operation assembly arranged on the drill stand and connected to the hydraulic assembly, the drill pipe operation assembly being adapted to move the drill pipes to the rotary assembly.

[0027] Optionally, the traveling mechanism comprises:

[0028] A walking chassis is arranged on the ground, and is adapted to drive the walking rig to move;

[0029] A support leg is arranged below the equipment platform, and is adapted to stably support the walking rig.

[0030] Optionally, the full-hydraulic diesel-powered walking rig further comprises:

[0031] A dust removal mechanism is arranged on the equipment platform, and is adapted to remove dust and exhaust gas generated during the drilling process.

[0032] Optionally, the full-hydraulic diesel-powered walking rig further comprises:

[0033] A cab is arranged on the equipment platform, and is adapted to allow workers to enter and operate and monitor the entire drilling process.

[0034] The technical scheme of the utility model has the following advantages:

[0035] 1. The utility model provides a full-hydraulic diesel-powered walking rig, including walking mechanism, equipment platform, power mechanism, drilling mechanism, the walking mechanism is arranged on the ground, is suitable for driving the walking rig to move, the equipment platform is arranged on the walking mechanism, the equipment platform is suitable for installing the internal component of walking rig, the power mechanism is arranged in one end of the equipment platform, the power mechanism is suitable for providing power for the walking rig, the power mechanism includes the generator set, the generator set is suitable for preheating the power mechanism, the drilling mechanism is arranged in the other end of the equipment platform, the drilling mechanism is connected with the power mechanism, the power mechanism drives the drilling mechanism and carries out the drilling operation.

[0036] The existing diesel engine is prone to waxing of fuel at low ambient temperature due to the physical properties of fuel, which causes the diesel engine to fail to start normally. The existing treatment method is to preheat the diesel engine by a storage battery, and then start the diesel engine. However, the storage battery has problems of capacity attenuation and charge-discharge efficiency reduction in a low-temperature environment. In order to ensure sufficient power, the equipment needs to be equipped with a storage battery with larger capacity, which increases the use cost and maintenance difficulty of the equipment. In the utility model, the generator set is arranged to preheat the diesel engine, avoid waxing of fuel, and enable the diesel engine to start normally. At the same time, the capacity of the storage battery does not need to be increased, which avoids the increase of the weight of the equipment due to the large capacity of the storage battery, and further avoids the high cost of the equipment and the inconvenience of battery maintenance and replacement.

[0037] 2.The utility model provides a full hydraulic diesel power rotary drilling rig, the power mechanism includes diesel engine and transmission assembly, the diesel engine sets up on the equipment platform, the diesel engine provides power for drilling mechanism, transmission assembly is connected with the output shaft of diesel engine through shock absorber, in the utility model, through using one high -power diesel engine drives drilling mechanism and air compressor simultaneously, compared with prior art using two diesel engines, reduce the occupied space, reduce the operation and maintenance difficulty, improve the reliability of rotary drilling rig use. BRIEF DESCRIPTION OF DRAWINGS

[0038] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in prior art, the drawings needed in the specific embodiment or prior art description will be briefly introduced as follows, obviously, the drawings in the following description are some embodiments of the utility model, and other drawings can also be obtained by those skilled in the art without creative labor under the premise of these drawings.

[0039] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model;

[0040] Figure 2 It is the structure schematic diagram of the power mechanism of the utility model.

[0041] Explanation of reference numerals in the embodiment:

[0042] 1, walking mechanism;2, equipment platform;3, power mechanism;4, drilling mechanism;5, dust removal mechanism;6, cab;

[0043] 11, walking chassis;12, supporting leg;

[0044] 31, generator set;32, diesel engine;33, transmission assembly;34, hydraulic assembly;35, air compressor;

[0045] 331, transfer case;332, universal coupling;333, clutch;

[0046] 41, drill stand;42, propulsion assembly;43, slewing assembly;44, drill rod warehouse;45, drill rod operating assembly;46, drill rod. SPECIFIC EMBODIMENT

[0047] The technical scheme of the utility model will be described clearly and completely in the following by combining with the drawings, obviously, the described embodiment is a part of the embodiment of the utility model, rather than all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0048] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element must have a particular orientation, construct and operate in a particular orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0049] In the description of the utility model, it needs to explain, unless otherwise expressly provided and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0050] In addition, the technical features involved in different embodiments of the utility model described below can be combined with each other as long as there is no conflict.

[0051] Embodiment

[0052] As shown in Figure 1 and Figure 2 The utility model provides a kind of full hydraulic diesel power rotary drilling rig, including walking mechanism 1, equipment platform 2, power mechanism 3, drilling mechanism 4, the walking mechanism 1 is set on ground, is suitable for driving rotary drilling rig moves;The equipment platform 2 is set on the walking mechanism 1, and the equipment platform 2 is suitable for installing rotary drilling rig internal component;The power mechanism 3 is set in one end of the equipment platform 2, and the power mechanism 3 is suitable for providing power for rotary drilling rig, and the power mechanism 3 includes generator set 31, and the generator set 31 is suitable for preheating the power mechanism 3;The drilling mechanism 4 is set in the other end of the equipment platform 2, and the drilling mechanism 4 is connected with the power mechanism 3, and the power mechanism 3 drives the drilling mechanism 4 to carry out drilling operation.

[0053] In the utility model embodiment, first, the power mechanism 3 is started, drives the generator set 31 to preheat the power mechanism 3, then moves rotary drilling rig to predetermined position by the walking mechanism 1, drives the drilling mechanism 4 to carry out drilling operation to stratum again, after drilling is completed, moves rotary drilling rig to next construction position by the walking mechanism 1 again, and completes the drilling operation of rotary drilling rig.

[0054] The existing diesel engine is prone to waxing of fuel due to physical properties of the fuel at low ambient temperature, so that the diesel engine cannot be normally started, and the existing treatment method is to preheat the diesel engine by a storage battery, and then the diesel engine is started, but the storage battery has problems of capacity attenuation and charge-discharge efficiency reduction in a low temperature environment, in order to ensure sufficient power, the equipment needs to be equipped with a storage battery with larger capacity, which increases the use cost and maintenance difficulty of the equipment. In the utility model, the diesel engine can be preheated by setting the generator set 31, waxing of fuel is avoided, the diesel engine is normally started, and the capacity of the storage battery does not need to be additionally increased, the weight of the equipment is avoided from being increased due to the capacity of the storage battery being too large, and then the equipment cost is avoided from being too high and the battery is avoided from being inconvenient to maintain and replace.

[0055] Further, as shown in Figure 2 The power mechanism 3 includes a diesel engine 32 and a transmission assembly 33, the diesel engine 32 is arranged on the equipment platform 2, and the diesel engine 32 provides power for the drilling mechanism 4; the transmission assembly 33 is connected with an output shaft of the diesel engine 32 through a shock absorber, the shock absorber can effectively absorb vibration generated when the diesel engine 32 operates, so that the transmission assembly 33 is protected from damage, and the stability of the whole operation of the roller bit drilling rig is improved. In the utility model, one high-power diesel engine 32 is used to drive the drilling mechanism 4 and the air compressor at the same time, compared with the existing two diesel engines, the occupied space is reduced, the operation and maintenance difficulty is reduced, and the reliability of the roller bit drilling rig is improved.

[0056] Further, the transmission assembly 33 includes a transfer case 331, a universal coupling 332 and a clutch 333, the transfer case 331 is connected with the output shaft of the diesel engine 32, and the transfer case 331 is suitable for distributing power of multiple shafts; the universal coupling 332 is connected with one of the output shafts of the transfer case 331; one end of the clutch 333 is connected with the universal coupling 332, and the clutch 333 is suitable for cutting off power output of the diesel engine 32. In the utility model embodiment, the transfer case 331 can distribute power of the diesel engine 32 to multiple shafts for output, and then the power is transmitted to the execution assembly of the drilling mechanism 4 for drilling operation, so that the operation can improve the efficiency of power transmission, and then the operation of the roller bit drilling rig is more flexible and accurate.

[0057] Further, the power mechanism 3 further comprises a hydraulic assembly 34 and an air compressor 35, one end of the hydraulic assembly 34 is connected with one output shaft of the transfer case 331, the other end is connected with the drilling mechanism 4, the hydraulic assembly 34 drives the drilling mechanism 4 to drill holes; the air compressor 35 is arranged on the equipment platform 2, the air compressor 35 is connected with the other end of the clutch 333, and the air compressor 35 is suitable for cleaning the rotary drilling rig. In the embodiment of the utility model, the hydraulic assembly 34 can be arranged as a hydraulic pump group and is directly connected to one output shaft of the transfer case 331, the hydraulic assembly 34 receives the power transmitted by the diesel engine 32 and drives the drilling mechanism 4 to move; the air compressor 35 is connected to the other output shaft of the transfer case 331 through the universal coupling 332 and the clutch 333, the universal coupling 332 can ensure that the power transmission between the air compressor 35 and the transfer case 331 is smooth under different working conditions, and the clutch 333 can quickly cut off the power input of the air compressor 35, realizes the quick start and stop of the air compressor 35, and improves the response speed and operation flexibility of the equipment.

[0058] In addition, the equipment platform 2 is separately provided with the generator set 31, the generator set 31 can provide an emergency backup power supply for the rotary drilling rig, can further meet the high-power power consumption demand of the equipment without relying on external power supply, thereby ensuring the stable operation of the rotary drilling rig under various conditions and prolonging the service life.

[0059] Further, as Figure 1As shown, the drilling mechanism 4 comprises a drilling frame 41, a propulsion assembly 42 and a rotary assembly 43, the drilling frame 41 is arranged on the equipment platform 2 and is adapted to move on the equipment platform 2, the propulsion assembly 42 is arranged on the equipment platform 2 and is connected with the hydraulic assembly 34, the propulsion assembly 42 is connected with the drilling frame 41 and drives the drilling frame 41 to move, and the rotary assembly 43 is arranged on the drilling frame 41 and is connected with the hydraulic assembly 34, the rotary assembly 43 is provided with a drill rod 46 and drives the drill rod 46 to rotate to drill a hole in the stratum. In the embodiment of the utility model, the drilling frame 41 is made of high-strength steel material and is used for supporting and guiding the propulsion assembly 42 and the rotary assembly 43, the drilling frame 41 can adjust the angle and can adapt to the drilling requirements of different depths and angles, the drilling frame 41 is further provided with an automatic centering device to ensure that the drill rod is accurately aligned with the target point, the propulsion assembly 42 is adapted to drive the drilling frame 41 to a predetermined drilling position, the propulsion assembly 42 is further provided with a buffer device and is adapted to reduce the impact and vibration in the drilling process, and the rotary assembly 43 is adapted to drive the drill rod 46 to rotate to realize the drilling operation of breaking the rock, and the rotary assembly 43 further has a torque limiting and overload protection function to prevent the equipment from being damaged due to excessive torque.

[0060] Further, the drilling mechanism 4 further comprises a drill rod storage 44 and a drill rod operation assembly 45, the drill rod storage 44 is arranged on the drilling frame 41, a plurality of drill rods 46 are arranged in the drill rod storage 44, the drill rod storage 44 is adapted to store the drill rods 46, and the drill rod operation assembly 45 is arranged on the drilling frame 41 and is connected with the hydraulic assembly 34, and the drill rod operation assembly 45 is adapted to move the drill rods 46 from the drill rod storage 44 to the rotary assembly 43. The drill rod storage 44 has a large capacity and can be flexibly configured according to the actual operation requirements, the drill rod storage 44 and the drill rod operation assembly 45 can realize the automatic loading, unloading and conveying of the drill rods 46, reduce manual operation, improve the automation level and efficiency of operation, in addition, the drill rod operation assembly 45 further has a drill rod 46 identification and positioning function to ensure that the drill rods 46 are accurately connected, and the drill rod operation assembly 45 is equipped with an emergency manual operation mode to meet the rod changing requirements in special situations.

[0061] Further, the traveling mechanism 1 comprises a traveling chassis 11 and a support leg 12, the traveling chassis 11 is arranged on the ground and is adapted to drive the rotary drilling rig to move, and the support leg 12 is arranged below the equipment platform 2 and is adapted to stably support the rotary drilling rig to prevent shaking and displacement in the drilling process. In the embodiment of the utility model, the traveling chassis 11 adopts a tracked design to enhance the passability and stability on complex terrains and further improve the drilling efficiency and flexibility.

[0062] Further, the device platform 2 is also provided with hydraulic elements, electrical control box, cooling system and other auxiliary equipment, which ensures the reasonable layout of each component and facilitates maintenance and management. The device platform 2 is also provided with shock absorption measures to reduce the influence of vibration on precision components and prolong the service life. In addition, the device platform 2 is also equipped with safety guardrails and anti-skid steps to ensure the safety of the operator.

[0063] Further, the full hydraulic diesel power rotary drilling machine also comprises a dust removal mechanism 5 arranged on the device platform 2, which is suitable for sucking dust and waste gas generated in the drilling process. In the embodiment of the utility model, the dust removal mechanism 5 collects and processes the dust and waste gas generated in the drilling process by negative pressure suction or water mist spraying, thereby improving the working environment and protecting the health of the operator.

[0064] Further, the full hydraulic diesel power rotary drilling machine also comprises a cab 6 arranged on the device platform 2, which is suitable for the operator to enter and operate and monitor the whole drilling process. The cab 6 is provided with a monitoring system, which can display various parameters of the rotary drilling machine in real time, such as drilling depth, torque, pressure, etc. The operator can adjust the drilling parameters in time according to the display information.

[0065] The specific operation process of the full hydraulic diesel power rotary drilling machine provided by the utility model is as follows:

[0066] Firstly, the operator enters the cab 6, starts the generator set 31, preheats the diesel engine 32, then starts the diesel engine 32, and then drives the rotary drilling machine to the predetermined drilling position by the running chassis 11, fixes the device platform 2 by the supporting leg 12, fine tunes the drilling rig 41, aligns the drill pipe 46 with the drilling position, then starts the rotary assembly 43 according to the preset drilling parameters, rotates the drill pipe 46, drives the drill pipe 46 to move downward by the advancing assembly 42, when the drill pipe 46 reaches the predetermined drilling depth, the drill pipe operation assembly 45 moves another drill pipe 46 from the drill pipe warehouse 44 to the rotary assembly 43 and connects with the previous drill pipe 46, and continues to drill until the whole drilling process is completed. After the drilling is completed, the drill pipe operation assembly 45 automatically recovers the drill pipe 46 into the drill pipe warehouse 44, the operator drives the running chassis 11 to move the rotary drilling machine to the next drilling position, until all the drilling is completed, the diesel engine 32 is turned off, all power sources are disconnected, and the drilling process of the rotary drilling machine is completed. In the drilling process, the dust removal mechanism 5 absorbs the dust and waste gas generated to ensure the cleanliness of the drilling environment.

[0067] Obviously, the above embodiments are only examples for clearly illustrating the present application and are not intended to limit the present application. Based on the above description, other different forms of changes or variations can be made by those skilled in the art. Here, all the embodiments are not required to be enumerated. The changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A fully hydraulic diesel-powered rotary drill, characterized in that, include: The traveling mechanism (1) is set on the ground and is suitable for driving the rotary drill to move; Equipment platform (2) is mounted on the traveling mechanism (1), and the equipment platform (2) is adapted to install internal components of the rotary drill. A power mechanism (3) is provided at one end of the equipment platform (2). The power mechanism (3) is adapted to provide power to the rotary drill. The power mechanism (3) includes a generator set (31). The generator set (31) is adapted to preheat the power mechanism (3). A drilling mechanism (4) is located at the other end of the equipment platform (2). The drilling mechanism (4) is connected to the power mechanism (3), and the power mechanism (3) drives the drilling mechanism (4) to perform drilling operations.

2. The fully hydraulic diesel-powered rotary drill rig according to claim 1, characterized in that, The power mechanism (3) includes: A diesel engine (32) is mounted on the equipment platform (2) and provides power to the drilling mechanism (4); The transmission assembly (33) is connected to the output shaft of the diesel engine (32) via a shock absorber.

3. The fully hydraulic diesel-powered rotary drill rig according to claim 2, characterized in that, The transmission assembly (33) includes: A transfer case (331) is connected to the output shaft of the diesel engine (32), and the transfer case (331) is adapted to distribute power to multiple shafts; A universal coupling (332) is connected to one of the output shafts of the transfer case (331); The clutch (333) is connected at one end to the universal coupling (332) and is adapted to cut off the power output of the diesel engine (32).

4. The fully hydraulic diesel-powered rotary drill rig according to claim 3, characterized in that, The power mechanism (3) also includes: The hydraulic assembly (34) is connected at one end to one of the output shafts of the transfer case (331) and at the other end to the drilling mechanism (4). The hydraulic assembly (34) drives the drilling mechanism (4) to drill. An air compressor (35) is mounted on the equipment platform (2), the air compressor (35) is connected to the other end of the clutch (333), and the air compressor (35) is adapted to clean the roller cone drill.

5. The fully hydraulic diesel-powered rotary drill rig according to claim 4, characterized in that, The drilling mechanism (4) includes: A drill frame (41) is mounted on the equipment platform (2) and is adapted to move on the equipment platform (2); A propulsion assembly (42) is mounted on the equipment platform (2) and connected to the hydraulic assembly (34). The propulsion assembly (42) is connected to the drill frame (41) and drives the drill frame (41) to move. A rotary assembly (43) is mounted on the drill frame (41) and connected to the hydraulic assembly (34). The rotary assembly (43) is equipped with a drill rod (46). The rotary assembly (43) drives the drill rod (46) to rotate and drill holes in the formation.

6. The fully hydraulic diesel-powered rotary drill rig according to claim 5, characterized in that, The drilling mechanism (4) also includes: A drill pipe magazine (44) is provided on the drill frame (41), and a plurality of drill pipes (46) are provided in the drill pipe magazine (44). The drill pipe magazine (44) is suitable for storing the drill pipes (46).

7. The fully hydraulic diesel-powered rotary drill rig according to claim 6, characterized in that, The drilling mechanism (4) also includes: A drill rod operating assembly (45) is disposed on the drill frame (41) and connected to the hydraulic assembly (34), the drill rod operating assembly (45) being adapted to move the drill rod (46) onto the rotary assembly (43).

8. The fully hydraulic diesel-powered rotary drill rig according to any one of claims 1 to 7, characterized in that, The walking mechanism (1) includes: A traveling chassis (11) is set on the ground and is adapted to drive the rotary drill to move. Outriggers (12) are provided below the equipment platform (2) and are adapted to provide stable support for the rotary drill.

9. The fully hydraulic diesel-powered rotary drill rig according to any one of claims 1 to 7, characterized in that, Also includes: A dust removal mechanism (5) is installed on the equipment platform (2), and the dust removal mechanism (5) is adapted to remove dust and exhaust gas generated during the drilling process.

10. The fully hydraulic diesel-powered rotary drill rig according to any one of claims 1 to 7, characterized in that, Also includes: The cab (6) is located on the equipment platform (2) and is suitable for personnel to enter and operate and monitor the entire drilling process.

Images