Diameter-variable geological core cutting machine

Abstract

The utility model discloses a simple and practical diameter-variable geological core cutting machine, and relates to the technical field of solid mineral geological exploration. The cutting machine comprises a cutting machine main machine, a supporting frame, a cutting frame, a fixed-diameter core barrel and a locking bolt. The four fixed-diameter core barrels are welded to the supporting frame and used for bearing a to-be-cut core sample, and the cutting machine is installed above the fixed-diameter core barrels through the cutting frame and used for cutting the sample. The device is convenient to operate, time-saving, labor-saving, high in safety, high in cutting efficiency, compact in integral structure, simple to operate, high in rigidity, stable in work, small in size, light in weight, convenient to carry and convenient for field cutting operation of outdoor drilling engineering, and a rock core sample is not easy to damage.

Description

TECHNICAL FIELD

[0001] The utility model relates to solid mineral geological exploration technical field core cutting method sampling, concretely is a variable diameter geological core cutting machine. BACKGROUND

[0002] In solid mineral geological exploration and prospecting engineering, in order to more accurately and effectively understand the underground stratum and ore-bearing characteristics, after the core is taken out in the drilling engineering, the columnar core sample obtained needs to be cut by using a cutting machine. According to the state "solid mineral exploration work specification" (GB / T 33444-2016) 14.1.2 sampling method selection: a) drilling rock (mineral) core should adopt 1 / 2 cutting (sawing) core method sampling. Due to the harsh field working environment, transportation difficulties, and the existing core cutting machine is large, heavy, difficult to move, can only be used indoors, and cannot complete the core cutting operation on the drilling site. The core cutting machine in the related art can only cut a fixed diameter size of core sample, which is difficult to meet the cutting demand of different core diameters. UTILITY MODEL CONTENT

[0003] In order to overcome the problems in the background art, the utility model aims at the above technical deficiencies, and provides a simple and practical variable diameter geological core cutting machine, which can freely switch the core tube according to the diameter of the core sample. The cutting machine main machine is installed on the cutting support for cutting the core sample. The utility model is convenient to operate, saves time and effort, has high safety and stability, and the core sample is not easy to damage, has high cutting efficiency and precision, and the overall cutting machine structure is compact, small in size, light in weight, convenient to carry and convenient for outdoor site cutting operation.

[0004] To achieve the above technical purpose, the technical scheme of the utility model is as follows: a variable diameter geological core cutting machine, comprising a cutting machine main machine, a support frame, a cutting frame, a fixed diameter core tube and a locking bolt. The core sample is placed in the fixed diameter core tube with the corresponding diameter size, and after power-on and water supply, the cutting machine is started. The core sample is pushed to the saw blade by the push stick, and the cutting machine starts cutting the sample after contact.

[0005] Further, the cutting machine main machine is a portable multifunctional cutting machine, the machine body base has two rows of round holes, each row has two round holes, and the machine body and the cutting frame are movably connected by locking bolts. Such cutting machines are widely available on the market, and different brands and models can be selected. The saw blade is a diamond saw blade, which can be quickly disassembled and installed with a new saw blade after wear.

[0006] Further, the support frame is welded and connected by four vertical galvanized square tubes and two layers of horizontal galvanized square tubes, serving as the support and stress structure of the entire cutting machine.

[0007] Further, the settable water inlet pipe is a water faucet extender, one end of which is fixedly installed on the second layer of transverse galvanized square pipes of the support frame and used for connecting a water inlet hose, and the other end is freely bendable and rotatable and settable for extending and setting the cooling circulating water for the diamond saw blade.

[0008] Further, the funnel-shaped baffle is a four-sided iron sheet welded on the four vertical galvanized square pipes and used for blocking the debris waste generated during the cutting of the core and collecting the debris waste downward into the debris waste collecting disc.

[0009] Further, the debris waste collecting disc is a square iron disc placed on the first layer of five galvanized square pipes and used for containing the debris waste collected from the funnel-shaped baffle.

[0010] Further, the cutting frame is two pressing strips welded on the support frame, and two rows of four positioning round holes are formed on each of the pressing strips, and the cutting machine body is locked and connected with the cutting frame through four locking bolts.

[0011] Further, the fixed diameter core tube is four fixed commonly used diameter core tubes welded vertically below the cutting frame, the axial direction of each core tube is consistent with the direction of the saw blade of the cutting machine, so as to bear the core sample to be cut, and a cutting groove for the diamond saw blade of the cutting machine to enter and exit is formed on the upper and lower arc surfaces of the core tube, the width of the cutting groove is 10 mm, and the length is greater than the diameter of the saw blade. The diameter of the core tube is four commonly used diameters of drilling tools: 130 mm, 110 mm, 91 mm and 75 mm.

[0012] Further, the locking bolt is four stainless steel external hexagonal bolts, which pass through the positioning round holes of the cutting frame and are screwed with the movable nuts of the cutting machine body.

[0013] The cutting machine body is locked and fixed on the cutting frame and does not displace, and can be started and stopped at any time, so that the cutting machine is more safe, the sample displaces in the core tube, the core sample is not easy to be damaged during cutting, and the cutting efficiency is high. The utility model has the advantages of compact overall structure, simple operation, high rigidity, stable work, light weight, convenient carrying, outdoor drilling engineering site cutting operation, reduced labor intensity of workers, improved production efficiency and ensured quality of the core sample.

[0014] The utility model discloses a funnel type baffle is arranged below the cutting frame, and the cuttings and slag and waste water produced when accepting the core cutting are conveniently gathered into the waste slag recovery tray below, and the utility model discloses more convenient, more environmental protection for the processing of cuttings waste water. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to make the technical scheme of the embodiments of the utility model more clearly, the following will briefly introduce the drawing needed to be used for the embodiment description, and obviously, the drawing in the following description is only some embodiments of the utility model, and for the ordinary skilled person in the art, other drawings can also be obtained according to these drawings without paying the creative labor.

[0016] Fig. 1 It is the whole structure schematic diagram of the utility model;

[0017] Fig. 2 It is the front view of the utility model;

[0018] Fig. 3 It is the diamond saw blade in the core tube of the utility model.

[0019] In the drawing, the component list represented by each sign is as follows:

[0020] Cutting machine host (1);Support frame (2);Cutting frame (3);Fixed diameter core tube (4);Locking bolt (5);Cutting machine safety guard (101);Diamond saw blade (102);Four vertical galvanized square tubes (201);First layer four horizontal galvanized square tubes (202);Second layer four horizontal galvanized square tubes (203);Style water inlet pipe (204);Funnel type baffle (205);Cuttings waste water collection tray (206);First pressing strip (301);First positioning circular hole (3011);Second positioning circular hole (3012);Third positioning circular hole (3013);Fourth positioning circular hole (3014);Second pressing strip (302);Fifth positioning circular hole (3021);Sixth positioning circular hole (3022);Seventh positioning circular hole (3023);Eighth positioning circular hole (3024);130mm diameter core tube (401);110mm diameter core tube (402);91mm diameter core tube (403);75mm diameter core tube (404);Width 10mm cutting groove (405). DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of the present application.

[0022] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflicts, and in the description of the present application, it should be understood that the terms "vertical", "horizontal", "upper", "lower", "vertical", "horizontal", "internal", "external" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and thus cannot be understood as indicating or implying that the devices or elements indicated must have the orientation, be constructed and operated in a specific orientation, and thus cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated.

[0023] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "welding", "mounting", "connecting", "setting" 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 welded; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the connection between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0024] Please refer to Figs. 1-3As shown, a variable diameter geological core cutting machine includes a cutting machine main machine (1), a support frame (2), a cutting frame (3), a fixed diameter core barrel (4), and a locking bolt (5). The detailed description is as follows: cutting machine main machine (1): multifunctional cutting machine, using 220V two-phase power supply, which can better adapt to the power supply environment, the machine body is provided with a safety guard (101), and the detachable diamond saw blade (102) has a diameter reaching the maximum core diameter. The support frame (2) includes four vertical galvanized square tubes (201) for bearing the vertical support force structure of the whole core cutting machine and connecting the funnel-shaped baffle, the first layer of four horizontal galvanized square tubes (202) is used for connecting the four vertical galvanized square tubes (201) at the lower part to form an integral force structure, and is also used for receiving the debris wastewater collection disc, the second layer of four horizontal galvanized square tubes (203) is used for connecting the four vertical galvanized square tubes (201) at the upper part to form an integral force structure; the shaped water inlet pipe (204) is installed on the support frame horizontal galvanized square tube (203); the funnel-shaped baffle (205); the debris wastewater collection disc (206). The cutting frame (3) includes a first pressing strip (301) welded on the second layer of four horizontal galvanized square tubes (203); similarly, a second pressing strip (302) is also welded on the second layer of four horizontal galvanized square tubes (203); the first pressing strip (301) and the second pressing strip (302) are drilled with four positioning round holes of the same specification at the same interval, the first pressing strip (301) is drilled with a first positioning round hole (3011), a second positioning round hole (3012), a third positioning round hole (3013), and a fourth positioning round hole (3014); the second pressing strip (302) is drilled with a fifth positioning round hole (3021), a sixth positioning round hole (3022), a seventh positioning round hole (3023), and an eighth positioning round hole (3024); at this time, the first pressing strip (301) and the second pressing strip (302) and the second layer of four horizontal galvanized square tubes (203) form a flat cutting table surface for installing the cutting machine main machine (1) and installing the shaped water inlet pipe (204). The fixed diameter core barrel (4) includes four core barrels of different diameters, which are frequently used drill specifications in drilling engineering, and are respectively a 130mm diameter core barrel (401), a 110mm diameter core barrel (402), a 91mm diameter core barrel (403), and a 75mm diameter core barrel (404), and the axial direction of each core barrel is consistent with the direction of the diamond saw blade (102), the upper and lower arc surfaces of the core barrel are provided with a 10mm wide cutting groove (405) for the cutting machine saw blade to enter and exit, and the length is greater than the diameter of the saw blade. The locking bolt (5) includes four M5*50 stainless steel external hexagonal bolts.

[0025] The utility model discloses a cutting frame is provided with four fixed core tubes of different diameters, and the cutting machine body is installed on the cutting frame, and the cutting machine body is used for cutting the sample, and the core sample of the same drill hole is of the same specification, and only needs to be cut in the fixed core tube of the corresponding diameter size, and when another diameter sample needs to be cut, only needs to twist four nuts, and the cutting machine body is installed on the cutting frame above the core tube of the corresponding diameter, and cutting operation can be realized.

[0026] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0027] Finally, it is pointed out that the above preferred embodiments are only used to illustrate the technical scheme of the present application and are not limited, although the present application has been described in detail through the above preferred embodiments, but those skilled in the art should understand that various changes can be made in form and detail without departing from the scope defined by the claims of the present application.

Claims

1. A variable diameter geological core cutter, characterized by, It includes: Cutting machine host (1); support frame (2); cutting frame (3); fixed diameter core barrel (4); locking bolt (5); cutting machine safety guard (101); diamond saw blade (102); four vertical galvanized square tubes (201); first layer four horizontal galvanized square tubes (202); second layer four horizontal galvanized square tubes (203); The water inlet pipe (204) can be shaped; funnel type baffle (205); debris wastewater collection tray (206); First pressing strip (301); first positioning round hole (3011); second positioning round hole (3012); third positioning round hole (3013); fourth positioning round hole (3014); Second pressing strip (302); Fifth positioning round hole (3021); Sixth positioning round hole (3022); Seventh positioning round hole (3023); Eighth positioning round hole (3024); 130mm diameter core barrel (401); 110mm diameter core barrel (402); 91mm diameter core barrel (403); 75mm diameter core barrel (404); 10mm wide cutting groove (405). Cutting frame (3): including first pressing strip (301) welded on second layer four horizontal galvanized square tubes (203); similarly, the second pressing strip (302) is also welded on the second layer four horizontal galvanized square tubes (203); At this time, the first pressing strip (301) and the second pressing strip (302) and the second layer four horizontal galvanized square tubes (203) form a flat cutting table surface to install the cutting machine host (1) and the adjustable water inlet pipe (204); The first pressing strip (301) and the second pressing strip (302) are drilled with eight positioning round holes of the same size at the same interval: first positioning round hole (3011), second positioning round hole (3012), third positioning round hole (3013), fourth positioning round hole (3014), fifth positioning round hole (3021), sixth positioning round hole (3022), seventh positioning round hole (3023), eighth positioning round hole (3024). Fixed diameter core barrel (4): contains four core barrels with different diameters, which are commonly used in drilling engineering, including 130mm diameter core barrel (401), 110mm diameter core barrel (402), 91mm diameter core barrel (403), and 75mm diameter core barrel (404); and each core barrel is coaxial with the cutting machine diamond saw blade, and the upper and lower arc surfaces of the core barrel are provided with a 10mm wide cutting groove (405) for the cutting machine saw blade to enter and exit, and the length is greater than the diameter of the saw blade.

2. A variable diameter geological core cutter according to claim 1, wherein: ​ 3. The variable diameter geological core cutter of claim 1, wherein: ​ 4. The variable diameter geological core cutter of claim 2, wherein: If the 130mm diameter core barrel (401) is used to cut the core sample, the first positioning circular hole (3011), the second positioning circular hole (3012), the fifth positioning circular hole (3021), the sixth positioning circular hole (3022) on the cutting machine main machine (1) and the cutting frame (3) can be installed with the locking bolt (5); if the 110mm diameter core barrel (402) is used to cut the core sample, the third positioning circular hole (3013), the fourth positioning circular hole (3014), the seventh positioning circular hole (3023), the eighth positioning circular hole (3024) on the cutting machine main machine (1) and the cutting frame (3) can be installed with the locking bolt (5); if the 91mm diameter core barrel (403) is used to cut the core sample, the seventh positioning circular hole (3023), the eighth positioning circular hole (3024), the third positioning circular hole (3013), the fourth positioning circular hole (3014) on the cutting machine main machine (1) and the cutting frame (3) can be installed with the locking bolt (5); if the 75mm diameter core barrel (404) is used to cut the core sample, the fifth positioning circular hole (3021), the sixth positioning circular hole (3022), the first positioning circular hole (3011), the second positioning circular hole (3012) on the cutting machine main machine (1) and the cutting frame (3) can be installed with the locking bolt (5).

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