CN219114437U - Unconventional rock core quick cutting and grinding machine - Google Patents

Abstract

The utility model discloses an unconventional quick core cutting and grinding machine which comprises a driving mechanism, wherein the driving mechanism is respectively connected with a cutting assembly and a grinding assembly, the cutting assembly corresponds to a cutting clamp, a core sample clamped by the cutting clamp is cut through contact of a cutting moving device and the cutting assembly, the grinding assembly corresponds to a grinding clamp, the core sample clamped by the grinding clamp is ground through contact of a grinding moving device and the grinding assembly, the cutting assembly is used for adjusting the cutting size through a cutting adjusting block, and the grinding assembly is used for adjusting the grinding size through a grinding adjusting block. According to the utility model, two end faces of the core sample are cut or polished simultaneously through the two cutting plates and the two polishing plates, the cutting size of the core sample is adjusted by adjusting the distance between the two cutting plates, and the two end faces of the core sample with different sizes are polished simultaneously by adjusting the distance between the two polishing plates, so that the core cutting and polishing efficiency and the integrity of the end faces are greatly improved.

Description

Unconventional rock core quick cutting and grinding machine

Technical Field

The utility model belongs to the technical field of core end face cutting and polishing, and particularly relates to an unconventional core rapid cutting and grinding machine.

Background

In the field of oil and gas resource experimental research, plunger-shaped cores are generally selected for laboratory simulation test, and the cores are required to be drilled, cut and trimmed before the test, so that the shapes of the cores are regular, otherwise, the experimental analysis results are directly affected.

The drilling and trimming of the core are mostly completed through a core cutting mill, but the conventional core cutting mill is generally suitable for cutting and polishing the end face of a cylindrical compact sandstone core with the diameter of 25mm and 38mm, and is not completely suitable for cutting and polishing shale, coal rock, sandstone and cores with different sizes. Because the core of shale, coal rock and sand is strong in heterogeneity, cracks develop, and in the process of end face trimming, the core structure is easily damaged due to large mechanical vibration and large longitudinal stress, and the parallel and complete plunger-shaped core is difficult to prepare. For preparing irregular rock cores, the rock cores cannot be fixed due to the limitation of the clamp, so that the quality of rock core cutting is greatly reduced, and the rock core preparation is difficult to provide for related experiments.

Disclosure of Invention

The utility model aims to solve the problem of providing a cutting and grinding machine; the cutting and grinding machine is particularly suitable for an unconventional rock core cutting and grinding integrated structure, improves cutting and grinding efficiency and end surface flatness, has a good cutting and grinding effect, and avoids the occurrence of fragmentation of a rock core.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a quick cutting mill of unconventional rock core, includes the base, be equipped with actuating mechanism on the base, actuating mechanism connects cutting assembly and polishing subassembly respectively, cutting assembly corresponds cutting jig, cutting jig centre gripping rock core sample pass through cutting mobile device with the cutting assembly contact cuts, polishing subassembly corresponds polishing jig, polishing jig centre gripping rock core sample pass through polishing mobile device with polishing assembly contact polishes, cutting assembly cuts the size adjustment through cutting the regulating block, polishing assembly polishes the size adjustment through polishing the regulating block.

Further, the driving mechanism is a double-output-shaft motor, one output shaft of the double-output-shaft motor is connected with the cutting assembly, and the other output shaft of the double-output-shaft motor is connected with the polishing assembly.

Further, the cutting assembly comprises a cutting shaft, the cutting shaft is connected with the driving mechanism, a pair of parallel circular cutting pieces are sleeved on the cutting shaft, a cutting fixing block is arranged on one side, close to the driving mechanism, of the cutting shaft, a cutting adjusting block is sleeved between the two cutting pieces, and a cutting locking block is sleeved on one side, far away from the driving mechanism, of the cutting shaft.

Further, the cutting fixture comprises a cutting fixed plate and a cutting movable plate, the cutting fixed plate and the cutting movable plate are distributed in parallel, the cutting fixed plate is arranged at the top of the cutting moving device, the cutting movable plate is connected with a cutting pushing mechanism, the cutting pushing mechanism pushes the cutting movable plate to move towards the cutting fixed plate in opposite directions or back to back, a plurality of cutting slits are formed in the top of the cutting fixed plate and the top of the cutting movable plate, the width of the cutting slits is larger than the thickness of the cutting sheet, the height of the cutting fixed plate and the height of the cutting movable plate are not smaller than the height of the core sample, and the width of the cutting fixed plate and the width of the cutting movable plate are larger than the width of the core sample.

Further, the polishing assembly comprises a polishing shaft, the polishing shaft is connected with the driving mechanism, a pair of parallel circular polishing discs are sleeved on the polishing shaft, and the polishing shaft is close to the polishing shaft

One side of the driving mechanism is provided with a polishing fixing block, the polishing adjusting block is sleeved between the two polishing discs, and one side of the polishing shaft, which is far away from the driving mechanism, is sleeved with a polishing locking block.

Further, the polishing clamp comprises a polishing fixed plate and a polishing movable plate, wherein the polishing fixed plate and the polishing movable plate are distributed in parallel, the polishing fixed plate is arranged at the top of the polishing moving device, the polishing movable plate is connected with a polishing pushing mechanism, the polishing pushing mechanism pushes the polishing movable plate to move towards the polishing fixed plate in opposite directions or back to back, the height of the polishing fixed plate and the height of the polishing movable plate are not lower than the height of the core sample, and the width of the polishing fixed plate and the width of the polishing movable plate are both smaller than the width of the core sample.

Further, the cutting mobile device comprises a first guide rail, a first sliding block is arranged on the first guide rail in a sliding mode, the cutting clamp is arranged on the first sliding block, the extending direction of the first guide rail is consistent with that of the driving mechanism, a second sliding block is arranged at the bottom of the first guide rail, the second sliding block is arranged on the second guide rail in a sliding mode, and the extending direction of the second guide rail is perpendicular to that of the first guide rail.

Further, a first screw nut is arranged between the first sliding block and the cutting fixture, the first screw nut is sleeved on the first screw, the first screw is arranged on the first guide rail in parallel, a first hand wheel is arranged at the end part of the first screw, a second screw nut is arranged between the second sliding block and the first guide rail, the second screw nut is sleeved on the second screw, the second screw is arranged on the second guide rail in parallel, and a second hand wheel is arranged at the end part of the second screw.

Further, a first cushion block is arranged between the first screw nut and the cutting clamp, and a second cushion block is arranged at the bottom of the second guide rail.

Further, the polishing moving device has the same structure as the cutting moving device.

The utility model has the advantages and positive effects that:

1. according to the utility model, the core sample is clamped by the cutting clamp, the position of the core sample is regulated by the cutting moving device, so that the core sample is close to the cutting blade for cutting treatment, the core sample is clamped by the polishing clamp, the position of the core sample is regulated by the polishing moving device, so that the core sample is close to the polishing disc for polishing treatment, and the cutting blade and the polishing disc are respectively arranged at two ends of the double-output-shaft motor, so that the whole machine is more compact and efficient, the occupied area of equipment is small, and the stability is strong.

2. The height of the cutting clamp is not lower than the height of the core sample, and the width of the cutting clamp is larger than the width of the core sample, so that the whole core sample is clamped in the cutting clamp, the core sample is protected in all directions, and the clamping area is increased. The height of the polishing clamp is not lower than the height of the core sample, and the width of the polishing clamp is smaller than the width of the core sample, so that the cutting surfaces at the two ends of the core sample are fully exposed, the polishing area is increased, and the polishing efficiency is improved.

3. According to the utility model, the two end faces of the core sample are cut simultaneously through the two cutting plates, the two end faces of the core sample are polished simultaneously through the two polishing plates, the cutting size of the core sample is adjusted by adjusting the distance between the two cutting plates, and the two end faces of the core sample with different sizes are polished simultaneously by adjusting the distance between the two polishing plates, so that the core cutting and polishing efficiency and the integrity of the end faces are greatly improved.

4. According to the utility model, through adjusting the rotating speed of the motor with the double output shafts, different rotating speeds can be adjusted according to the type of the rock core, so that adverse phenomena such as fragmentation and the like in the cutting or polishing process are avoided, the application range is wide, and the practicability is strong.

5. The utility model has simple structure and convenient operation, realizes the approach of the core sample to the cutting slice or the polishing disc through the cooperation of the screw rod and the screw rod nut, and the screw rod rotation mode has two selection modes, can be pushed by a motor, realizes the adjustment of the pushing speed, can be manually pushed, reduces the risk of manual operation and improves the core cutting and grinding efficiency.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is an overall structural elevation view of an embodiment of the present utility model.

Fig. 3 is a side view of the overall structure of an embodiment of the present utility model.

Fig. 4 is a schematic diagram of the overall structure and the mounting structure of the stand according to the embodiment of the present utility model.

In the figure:

1. double output shaft motor 2, cutting sheet 3 and cutting fixing plate

4. Cutting movable plate 5, clamp base 6 and first cushion block

7. First screw nut 8, first screw 9, and machine base

10. First hand wheel 11, first guide rail 12 and second cushion block

13. Second guide rail 14, door panel 15 and second hand wheel

16. Base 17, second screw nut 18, second screw

19. Polishing movable plate 20, polishing fixed plate 21, polishing disk

22. Cutting fixing block 23, cutting adjusting block 24, cutting locking block

25. Cut seam 26, guide slot 27, and sanding block

28. Polishing adjusting block 29, polishing fixing block 30 and electric push rod

31. First slider 32, second slider 33, bottom plate

34. Long slot 35, through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the utility model are further described below with reference to the accompanying drawings:

as shown in FIG. 1, the unconventional rock core rapid cutting and grinding machine comprises a base 16, wherein a driving mechanism is arranged on the base 16, the driving mechanism is respectively connected with a cutting assembly and a grinding assembly, and the driving mechanism is a device for driving the cutting assembly and the grinding assembly to work. Specifically, the driving mechanism provided in this embodiment is a dual-output shaft motor 1, one output shaft of the dual-output shaft motor 1 is connected with a cutting assembly, and the other output shaft of the dual-output shaft motor 1 is connected with a polishing assembly.

The cutting assembly corresponds to the cutting clamp, and the cutting clamp clamps the core sample to be cut through contact of the cutting moving device and the cutting assembly. The cutting assembly is for realizing the device of rock core sample cutting, specifically, as shown in fig. 1, fig. 2, the cutting assembly that this embodiment provided includes the cutting shaft, and a cutting shaft connects two output shafts motor 1 output shafts, and the epaxial cover of cutting is equipped with a pair of circular cutting piece 2 that side by side distributes, and the cutting shaft is close to two output shafts motor 1 one side and is equipped with cutting fixed block 22, and the cover is equipped with cutting regulating block 23 between two cutting pieces 2, is not fixed between cutting regulating block 23 and the cutting shaft. When the cutting device is used, according to the size of a required core sample, the cutting adjusting block 23 is replaced, so that the distance between the two cutting blades 2 is adjusted, the cutting locking block 24 is sleeved on one side of the cutting shaft, which is far away from the double-output shaft motor 1, and the cutting locking block 24 is fixed on the cutting shaft through locking nut threads. The cutting assembly adopts the cooperation between two cutting pieces 2 and cutting fixed block 22, cutting regulating block 23, cutting locking piece 24, thereby realizes cutting the simultaneous cutting of two terminal surfaces of rock core sample through adjusting the interval between two cutting pieces 2, has improved cutting efficiency greatly.

Specifically, when the cutting blades 2 are mounted, firstly, one of the cutting blades 2 is sleeved on the cutting shaft, and the side end of the cutting blade 2 is abutted against the side of the cutting fixing block 22 away from the double-output shaft motor 1. Then, according to the size of the core sample to be cut, namely the size of the interval between the two cutting blades 2, a cutting adjusting block 23 with a corresponding size is selected, the cutting adjusting block 23 is sleeved on a cutting shaft, and one side of the cutting adjusting block 23 is abutted against the first cutting blade 2. Another cutting blade 2 is sleeved on the cutting shaft, and the cutting blade 2 is abutted against the other side of the cutting adjusting block 23. And then the cutting locking block 24 is sleeved on the cutting shaft, and the cutting locking block 24 is propped against one side of the second cutting blade 2 far away from the cutting adjusting block 23. Finally, a locking nut is matched with the threads of the cutting shaft, so that the locking of the cutting locking block 24 is realized, and the installation of the two cutting blades 2 is completed.

The cutting jig is a device for clamping a core sample and cutting the core sample by contacting with a cutting assembly, specifically, as shown in fig. 1-3, the cutting jig provided in this embodiment includes a cutting fixed plate 3 and a cutting movable plate 4, where the cutting fixed plate 3 and the cutting movable plate 4 are distributed in parallel. The cutting fixed plate 3 is arranged at the top of the cutting moving device, the cutting movable plate 4 is connected with a cutting pushing mechanism, and the cutting pushing mechanism pushes the cutting movable plate 4 to move towards the cutting fixed plate 3 in opposite directions or in opposite directions. Specifically, the cutting pushing mechanism provided in this embodiment is an electric push rod 30, where the electric push rod 30 is fixed on the fixture base 5, and the push rod of the electric push rod 30 is connected with the cutting movable plate 4 and drives the cutting movable plate 4 to horizontally move. The fixture base 5 is internally provided with a guide groove 26, the section of the guide groove 26 is in a convex shape, a convex guide block is arranged in the guide groove 26 and is connected with the bottom end of the cutting movable plate 4, and the fixture base 5 is also provided with a groove for accommodating the guide block to extend out of the guide groove 26.

The cutting fixed plate 3 top and the cutting fly leaf 4 top all are equipped with a plurality of cutting slits 25, and each cutting slit 25 all vertically distributes, and cutting slit 25 width is greater than cutting piece 2 thickness, can hold cutting piece 2 and pass cutting slit 25, ensures going on smoothly of rock core sample cutting. The height of the cutting fixed plate 3 and the height of the cutting movable plate 4 are not lower than the height of the core sample, and the width of the cutting fixed plate 3 and the width of the cutting movable plate 4 are both larger than the width of the core sample. The whole core sample is clamped in the cutting clamp, the core sample is protected in all directions, the clamping area is increased, and the phenomenon of fragmentation is avoided.

Preferably, the side that cutting fly leaf 4 and cutting fixed plate 3 are mutually adjacent still all opens the supplementary fixed slot of V shape, and when cutting fly leaf 4 and cutting fixed plate 3 cooperation clamp the irregular rock core sample in surface, can play the effect of an auxiliary clamping, guarantee the firm of rock core sample clamping.

The cutting moving device is a device for driving the core sample clamped by the cutting clamp to contact with the cutting assembly. Specifically, as shown in fig. 1, the cutting moving device provided in this embodiment includes a first guide rail 11, a first slider 31 is slidably disposed on the first guide rail 11, a cutting fixture is disposed on the first slider 31, an extending direction of the first guide rail 11 is consistent with an extending direction of the dual output shaft motor 1, a second slider 32 is disposed at a bottom of the first guide rail 11, the second slider 32 is disposed on the second guide rail 13 to slide, and an extending direction of the second guide rail 13 is perpendicular to an extending direction of the first guide rail 11.

Preferably, a first screw nut 7 is arranged between the first sliding block 31 and the cutting fixture, the first screw nut 7 is sleeved on the first screw 8, the first screw 8 is arranged on the first guide rail 11 in parallel, a first hand wheel 10 is arranged at the end part of the first screw 8, a second screw nut 17 is arranged between the second sliding block 32 and the first guide rail 11, the second screw nut 17 is sleeved on the second screw 18, the second screw 18 is arranged on the second guide rail 13 in parallel, and a second hand wheel 15 is arranged at the end part of the second screw 18. Through the cooperation of lead screw and screw nut, realize that the rock core sample is close to cutting piece 2 or polishing dish, the manual realization of hand wheel is passed through to the lead screw rotation mode accessible, also can replace the hand wheel for the motor, promotes through the motor, and realizes the regulation of propulsion speed, has reduced the risk of manual operation, has improved rock core cutting and grinding efficiency.

Preferably, a first cushion block 6 is arranged between the first lead screw nut 7 and the cutting fixture, the first cushion block 6 is fixed with the cutting fixture and the first lead screw nut 7 in a bolt fixing mode, a second cushion block 12 is arranged at the bottom of the second guide rail 13, and the second cushion block 12 is fixed with the second guide rail 13 and the bottom plate 33 of the machine base in a bolt fixing mode. When the first cushion block 6 and the second cushion block 12 cut and polish core samples with different heights, the heights of the clamping units can be changed by replacing the first cushion block 6 and the second cushion block 12 with different heights, so that the clamping units are used for clamping the core samples with different heights, and the universality is strong.

The polishing assembly corresponds to the polishing clamp, and the polishing clamp clamps the core sample to be polished through the contact of the polishing moving device and the polishing assembly. The polishing assembly is a device for polishing a core sample, specifically, as shown in fig. 1-3, the polishing assembly provided in this embodiment includes a polishing shaft, the polishing shaft is connected with an output shaft of a double-output shaft motor 1, a pair of parallel distributed round polishing discs 21 are sleeved on the polishing shaft, a polishing fixed block 29 is arranged on one side of the polishing shaft, which is close to the double-output shaft motor 1, a polishing adjusting block 28 is sleeved between the two polishing discs 21, the polishing adjusting block 28 is not fixed between the polishing adjusting block and the double-output shaft motor 1, a polishing locking block 27 is sleeved on one side, which is far away from the double-output shaft motor 1, of the polishing shaft, and the polishing locking block 27 is fixed on the polishing shaft through a locking nut thread. The polishing assembly adopts the cooperation between two polishing discs 21 and polishing fixed blocks 29, polishing adjusting blocks 28 and polishing locking blocks 27, and the polishing efficiency is greatly improved by adjusting the distance between the two polishing discs 21 so as to realize the simultaneous polishing of two end faces of a core sample.

Specifically, when the polishing disc 21 is installed, firstly, one polishing disc 21 is sleeved on a polishing shaft, the side end of the polishing disc 21 is propped against one side of a polishing fixed block 29 away from the double-output shaft motor 1, then, according to the size of a core sample to be polished, namely, the size of a space between the two polishing discs 21, a polishing adjusting block 28 with a corresponding size is selected, the polishing adjusting block 28 is sleeved on the polishing shaft, one side of the polishing adjusting block 28 is propped against the first polishing disc 21, then the other polishing disc 21 is sleeved on the polishing shaft, the polishing disc 21 is propped against the other side of the polishing adjusting block 28, then, a polishing locking block 27 is sleeved on the polishing shaft, and finally, a locking nut is in threaded fit with the polishing shaft to realize the locking of the polishing locking block 27, so that the installation of the two polishing discs 21 is completed.

The polishing clamp is a device for polishing by clamping a core sample and contacting with a polishing assembly, specifically, as shown in fig. 1-3, the polishing clamp provided by the embodiment comprises a polishing fixed plate 20 and a polishing movable plate 19, the polishing fixed plate 20 and the polishing movable plate 19 are distributed in parallel, the polishing fixed plate 20 is arranged at the top of the polishing moving device, the polishing movable plate 19 is connected with a polishing pushing mechanism, the polishing pushing mechanism pushes the polishing movable plate to move towards the polishing fixed plate 20 in opposite directions or in opposite directions, the height of the polishing fixed plate 20 and the height of the polishing movable plate 19 are not lower than the height of the core sample, and the width of the polishing fixed plate 20 and the width of the polishing movable plate 19 are smaller than the width of the core sample. The cutting surfaces at the two ends of the core sample are fully exposed, so that the polishing area is increased, and the polishing efficiency is improved.

The polishing moving device is a device for driving the core sample clamped by the polishing clamp to be in contact with the polishing assembly 21. Specifically, as shown in fig. 1 to 3, the polishing moving device provided in this embodiment has the same structure as the cutting moving device.

As shown in fig. 4, the bottom of the base 16 is provided with a bottom plate 33, the second cushion block 12 is disposed on the upper surface of the bottom plate 33, the top of the bottom plate 33 is provided with a machine base 9, the machine base 9 is connected by the bottom plate 33, a top plate and a plurality of side plates to form a processing cavity, all the devices are disposed in the processing cavity, and a door plate 14 is arranged on one side plate of the machine base 9, so that core samples can be conveniently put in and taken out. Two sides of the base 9 opposite to the door plate 14 are respectively provided with a long slot 34, two groups of first lead screws 8 pass through the long slot 34 and translate in the range, and the first hand wheels 10 or motors are arranged outside the base 9. The bottom of the door plate 14 is provided with a through hole 35, the second lead screw 18 passes through the through hole 35, and the second hand wheel 15 or the motor is arranged outside the machine base 9.

The working principle of the utility model is as follows:

during processing, firstly, according to the size of a core sample to be processed, selecting a cutting piece 2 and a polishing disc 21 with corresponding sizes, selecting corresponding cutting adjusting blocks 23, polishing adjusting blocks 28 and other parts to mount and fix the cutting piece 2 and the polishing disc 21, and mounting a clamping unit with corresponding heights on a first cushion block 6 and a second cushion block 12 with corresponding heights to finish preparation;

then, the core sample to be cut is clamped and fixed through the matching of the cutting movable plate 4 and the cutting fixed plate 3, the first screw rod 8 rotates firstly, the clamp base 5 moves horizontally in the first direction, the core sample moves to a designated position to wait for cutting, the double-transmission spindle motor 1 works, the two cutting blades 2 are driven to rotate, meanwhile, the second screw rod 18 rotates, the clamp base 5 is driven to move horizontally in the second direction, the core sample moves towards the two cutting blades 2, the two cutting blades 2 penetrate through the corresponding cutting slots 25 to cut two end faces of the core sample, the second screw rod 18 resets after cutting, if the other two end faces of the core sample need to be cut, the cutting movable plate 4 returns to the original position firstly, the core sample is turned 90 degrees, the core sample is clamped and fixed through the matching of the cutting movable plate 4 and the cutting fixed plate 3, and the other two end faces of the core sample are cut through the matching of the first screw rod 8 and the second screw rod 18.

After cutting, the core sample is taken down, and then the core sample is clamped and fixed by the matching of the polishing movable plate 19 and the polishing fixed plate 20, and the end face of the core sample is polished by the matching of the corresponding first lead screw 8 and second lead screw 18, the polishing action process is the same as that of cutting, and the core sample is taken out after polishing is finished, so that the cutting and grinding processing is completed.

The utility model has the advantages and positive effects that:

1. according to the utility model, the core sample is clamped by the cutting clamp, the position of the core sample is regulated by the cutting moving device, so that the core sample is close to the cutting blade for cutting treatment, the core sample is clamped by the polishing clamp, the position of the core sample is regulated by the polishing moving device, so that the core sample is close to the polishing disc for polishing treatment, and the cutting blade and the polishing disc are respectively arranged at two ends of the double-output-shaft motor, so that the whole machine is more compact and efficient, the occupied area of equipment is small, and the stability is strong.

2. The height of the cutting clamp is not lower than the height of the core sample, and the width of the cutting clamp is larger than the width of the core sample, so that the whole core sample is clamped in the cutting clamp, the core sample is protected in all directions, and the clamping area is increased. The height of the polishing clamp is not lower than the height of the core sample, and the width of the polishing clamp is smaller than the width of the core sample, so that the cutting surfaces at the two ends of the core sample are fully exposed, the polishing area is increased, and the polishing efficiency is improved.

3. According to the utility model, the two end faces of the core sample are cut simultaneously through the two cutting plates, the two end faces of the core sample are polished simultaneously through the two polishing plates, the cutting size of the core sample is adjusted by adjusting the distance between the two cutting plates, and the two end faces of the core sample with different sizes are polished simultaneously by adjusting the distance between the two polishing plates, so that the core cutting and polishing efficiency and the integrity of the end faces are greatly improved.

4. According to the utility model, through adjusting the rotating speed of the motor with the double output shafts, different rotating speeds can be adjusted according to the type of the rock core, so that adverse phenomena such as fragmentation and the like in the cutting or polishing process are avoided, the application range is wide, and the practicability is strong.

5. The utility model has simple structure and convenient operation, realizes the approach of the core sample to the cutting slice or the polishing disc through the cooperation of the screw rod and the screw rod nut, and the screw rod rotation mode has two selection modes, can be pushed by a motor, realizes the adjustment of the pushing speed, can be manually pushed, reduces the risk of manual operation and improves the core cutting and grinding efficiency.

The foregoing describes the embodiments of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims (10)

1. An unconventional rock core rapid cutting mill, which is characterized in that: the cutting device comprises a base, be equipped with actuating mechanism on the base, actuating mechanism connects cutting assembly and polishing subassembly respectively, cutting assembly corresponds cutting jig, cutting jig centre gripping rock core sample pass through cutting mobile device with cutting assembly contact cuts, polishing subassembly corresponds polishing jig, polishing jig centre gripping rock core sample pass through polishing mobile device with polishing subassembly contact polishes, cutting assembly cuts the size adjustment through cutting the regulating block, polishing assembly polishes the size adjustment through polishing the regulating block.

2. The unconventional rapid core cutting mill of claim 1, wherein: the driving mechanism is a double-output-shaft motor, one output shaft of the double-output-shaft motor is connected with the cutting assembly, and the other output shaft of the double-output-shaft motor is connected with the polishing assembly.

3. An unconventional core rapid cutting mill according to claim 1 or 2, characterized in that: the cutting assembly comprises a cutting shaft, the cutting shaft is connected with the driving mechanism, a pair of parallel circular cutting pieces are sleeved on the cutting shaft, a cutting fixing block is arranged on one side, close to the driving mechanism, of the cutting shaft, cutting adjusting blocks are sleeved between the two cutting pieces, and a cutting locking block is sleeved on one side, far away from the driving mechanism, of the cutting shaft.

4. A non-conventional core rapid cutting mill according to claim 3, wherein: the cutting fixture comprises a cutting fixing plate and a cutting movable plate, wherein the cutting fixing plate and the cutting movable plate are distributed in parallel, the cutting fixing plate is arranged at the top of the cutting moving device, the cutting movable plate is connected with a cutting pushing mechanism, the cutting pushing mechanism pushes the cutting movable plate to move towards the cutting fixing plate in opposite directions or opposite directions, a plurality of cutting slits are formed in the top of the cutting fixing plate and the top of the cutting movable plate, the width of the cutting slits is larger than the thickness of the cutting plate, the height of the cutting fixing plate and the height of the cutting movable plate are not smaller than the height of the core sample, and the width of the cutting fixing plate and the width of the cutting movable plate are larger than the width of the core sample.

5. An unconventional core rapid cutting mill according to claim 1 or 2, characterized in that: the polishing assembly comprises a polishing shaft, the polishing shaft is connected with the driving mechanism, a pair of parallel circular polishing discs are sleeved on the polishing shaft, polishing fixed blocks are arranged on one side, close to the driving mechanism, of the polishing shaft, polishing adjusting blocks are sleeved between the polishing discs, and polishing locking blocks are sleeved on one side, away from the driving mechanism, of the polishing shaft.

6. The unconventional rapid core cutting mill of claim 5, wherein: the polishing clamp comprises a polishing fixing plate and a polishing movable plate, wherein the polishing fixing plate and the polishing movable plate are distributed in parallel, the polishing fixing plate is arranged at the top of the polishing moving device, the polishing movable plate is connected with a polishing pushing mechanism, the polishing pushing mechanism pushes the polishing movable plate to move towards the polishing fixing plate in opposite directions or back to back, the polishing fixing plate height and the polishing movable plate height are not lower than the core sample height, and the polishing fixing plate width and the polishing movable plate width are both smaller than the core sample width.

7. An unconventional core rapid cutting mill according to claim 1 or 2, characterized in that: the cutting moving device comprises a first guide rail, a first sliding block is arranged on the first guide rail in a sliding mode, the cutting clamp is arranged on the first sliding block, the extending direction of the first guide rail is consistent with that of the driving mechanism, a second sliding block is arranged at the bottom of the first guide rail, the second sliding block is arranged on a second guide rail in a sliding mode, and the extending direction of the second guide rail is perpendicular to that of the first guide rail.

8. The unconventional rapid core cutting mill of claim 7, wherein: the cutting fixture comprises a first guide rail, a first guide screw, a second guide screw, a first guide screw nut, a second guide screw, a second hand wheel and a second hand wheel.

9. The unconventional rapid core cutting mill of claim 8, wherein: a first cushion block is arranged between the first screw nut and the cutting clamp, and a second cushion block is arranged at the bottom of the second guide rail.

10. The unconventional rapid core cutting mill according to claim 8 or 9, wherein: the polishing moving device has the same structure as the cutting moving device.

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