CN113967973A - Wall cutter with prolonged service life - Google Patents
Wall cutter with prolonged service life Download PDFInfo
- Publication number
- CN113967973A CN113967973A CN202111191783.2A CN202111191783A CN113967973A CN 113967973 A CN113967973 A CN 113967973A CN 202111191783 A CN202111191783 A CN 202111191783A CN 113967973 A CN113967973 A CN 113967973A
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- Prior art keywords
- friction
- arc
- rod
- cavity
- wall
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- 230000002035 prolonged effect Effects 0.000 title abstract description 8
- 238000005520 cutting process Methods 0.000 claims abstract description 45
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims description 36
- 230000033228 biological regulation Effects 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000013016 damping Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
- B28D1/24—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising with cutting discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/005—Devices for the automatic drive or the program control of the machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention relates to the technical field of building maintenance, and discloses a wall cutter with prolonged service life, which comprises a moving body, an extension rod, a protective shell and a cutting blade, wherein an adjusting telescopic rod is hinged between the extension rod and the protective shell, the protective shell is rotatably provided with the cutting blade, the cutting blade consists of separate blades, the protective shell is rotatably provided with a central shaft, the central shaft is provided with a central barrel, the device can detect cutting resistance received by the separate blades in the cutting process by arranging an arc-shaped chute, an arc-shaped sliding block, a distance detector, a pressure spring and the like, and when the resistance reaches a certain value, the separate blades can slide for a certain distance relative to a fixed body, so that the buffer effect is achieved, and when the cutting resistance is too large, the distance detector can detect and control the sliding rod to move inwards.
Description
Technical Field
The invention relates to the technical field of building maintenance, in particular to a wall cutter with a service life prolonged.
Background
Proper modification is often needed to be done to non-bearing wall to interior decoration, need cut the wall, common cutting device on the market includes the wall cutting machine, drive large-scale discoid cutting piece, the cutting wall, the resistance can appear in cutting process too big leads to the motor overheated, it can lead to the card shell to meet foreign matter such as piece, collapse the tooth, need in time discover, in time take off the cutting machine, in time cut off the power supply, this device can carry out quick effectual processing to the burst resistance that meets in the cutting process, avoid above-mentioned condition to take place.
Disclosure of Invention
It is an object of the present invention to provide a wall cutter having an improved service life which overcomes the above-mentioned disadvantages of the prior art.
The invention is realized by the following technical scheme.
The invention relates to a wall surface cutter with prolonged service life, which comprises a moving body, an extension rod, a protective shell and a cutting blade, wherein an adjusting telescopic rod is hinged between the extension rod and the protective shell, the protective shell is rotatably provided with the cutting blade, the cutting blade consists of separate blades, the protective shell is rotatably provided with a central shaft, the central shaft is provided with a central barrel, the separate blades are arrayed around the circumference of the central barrel, a transmission cavity is arranged in the central barrel, the side wall of the transmission cavity is communicated with the outer side and is provided with a sliding groove, the sliding groove is provided with a sliding rod in a sliding manner, the separate blades are arranged on the outer side of the sliding rod, the outer end of the sliding rod is provided with a fixing body, the fixing body is provided with an arc-shaped sliding groove, the arc-shaped sliding groove is provided with an arc-shaped sliding block in a sliding manner, the outer side of the arc-shaped sliding block is provided with a blade mounting body, and the separate blades are mounted on the blade mounting body, be equipped with pressure spring in the arc spout, pressure spring supports a tip of arc slider, be equipped with distance detection ware in the arc spout, distance detection ware can detect the volume that arc slider compressed pressure spring, the motor is installed to protection casing one side, the axle of motor in the protective housing with center pin connection.
According to a further technical scheme, a transmission central body is rotatably arranged on the central wall body of the transmission cavity, a transmission rod is hinged to the transmission central body, and the transmission rod is rotatably connected with a sliding rod.
Further technical scheme, arc spout tip intercommunication is equipped with the regulation chamber, it is equipped with the regulation cam to adjust the chamber rotation, be equipped with adjusting threaded rod in the middle of the regulation cam, it is equipped with the screw hole to adjust the chamber wall body, adjust the screw hole threaded connection in chamber adjusting threaded rod, the arc spout slides and is equipped with adjusting block, adjusting block can with adjusting cam offsets, adjusting block with be equipped with pressure spring between the arc slider, adjusting block is close to adjusting block is installed adjusting block in one side of arc slider.
According to a further technical scheme, a friction cavity is arranged in the transmission central body, the friction cavity is provided with a conical side wall, a friction cone is arranged in the friction cavity, the friction cone is provided with a conical surface, the friction cone slides in the friction cavity, and the friction cone can abut against the conical wall body of the friction cavity.
According to the technical scheme, an opening is formed in one side of the friction cavity, a telescopic rod is arranged on the opening side of the friction cavity, the shaft of the telescopic rod is connected with the friction vertebral body, a rotating disc is arranged on the outer side of the telescopic rod, an angle telescopic rod is hinged between the rotating disc and the wall body of the transmission cavity, a sliding rod is arranged on one side of the friction vertebral body, a sliding groove is formed in the communication of one side of the friction cavity, the sliding groove is slidably arranged on the sliding rod, and the friction cavity is close to the wall body near the sliding groove and a compression spring is arranged between the friction vertebral bodies.
According to a further technical scheme, friction skins are arranged on the conical surface side of the friction cone, and the conical surface of the friction cavity is communicated with the outside to form a ventilation hole.
The invention has the beneficial effects that:
this device is through setting up the arc spout, the arc slider, distance detector, compression spring etc. can detect the cutting resistance that the disconnect-type blade received in cutting process, and when the resistance reached a definite value, the disconnect-type blade can the relative fixed body certain distance that slides to play the effect of buffering, it is too big when the cutting resistance, distance detector can detect and control the slide bar and inwards move, the slide bar drives the disconnect-type blade along radial shrink, reduces the cutting radius of disconnect-type blade in the short time, improves and keeps away the dangerous ability.
The device is provided with a friction cavity, a friction cone body, a telescopic rod and the like, wherein the telescopic rod pushes the friction cone body to extrude on the side wall of the friction cavity in a telescopic mode, the extrusion force between the friction cone body and the friction cavity is increased, the friction force between the wall body of the friction cavity and the friction cone body is set, the flexible connection of the separating blades along the radial direction is realized by using the friction force, in the feeding process of the separating blades, when the radial force applied to the separating blades exceeds a certain value, the friction cone body rotates relative to the friction cavity, the separating blades have inward shrinking space, the cutting blades are rigidly connected with the motor, the feeding speed is too fast, or the damping of wall cutting is too high, the rotating speed of the power motor is easily reduced, the motor generates heat, a serious person can block and burn the motor, the service life of the power motor is prolonged by the design of controllable flexible connection.
Compared with the traditional cutting disc, the wall surface cutter with the service life prolonged has the advantages that the sliding rod can be controlled to slide inside and outside the sliding groove, so that the acting circumferential radius of the separating type blade is adjusted, and the wall surface cutter is suitable for wall bodies with different thicknesses.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure at 11 in FIG. 1;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 2;
fig. 5 is an enlarged schematic view of C-C in fig. 4.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
With reference to the accompanying drawings 1-5, the wall cutter with the service life prolonged comprises a moving body 14, an extension rod 13, a protective shell 10 and cutting blades 11, wherein an adjusting telescopic rod 12 is hinged between the extension rod 13 and the protective shell 10, the protective shell 10 is provided with the cutting blades 11 in a rotating manner, the cutting blades 11 are composed of separated blades 20, the protective shell 10 is provided with a central shaft 16 in a rotating manner, the central shaft 16 is provided with a central barrel 15, the separated blades 20 are wound around the central barrel 15 in a circumferential array manner, a transmission cavity 17 is arranged in the central barrel 15, the side wall of the transmission cavity 17 is communicated with the outer side to form a sliding groove 18, the sliding groove 18 is provided with a sliding rod 19 in a sliding manner, the separated blades 20 are arranged on the outer side of the sliding rod 19, a fixing body 23 is arranged at the outer end of the sliding rod 19, and the fixing body 23 is provided with an arc-shaped sliding groove 24, arc chute 24 slides and is equipped with arc slider 22, the arc slider 22 outside is equipped with blade installation body 21, blade installation body 21 is installed disconnect-type blade 20, be equipped with pressure spring 42 in the arc chute 24, pressure spring 42 supports arc slider 22's a tip, be equipped with distance detector 43 in the arc chute 24, distance detector 43 can detect arc slider 22 compression pressure spring 42's volume, the motor is installed to protection casing 10 one side, the axle of motor in protection casing 10 with center pin 16 connects.
The device is attached to a wall surface, a motor drives a separating type blade 20 to rotate through a central shaft 16 and a central barrel 15, a cutting blade 11 rotates, an adjusting telescopic rod 12 stretches and retracts to drive a protective shell 10 to rotate around an extension rod 13, the protective shell 10 drives the cutting blade 11 to be close to the wall surface through the central shaft 16 and the central barrel 15, the rotating cutting blade 11 cuts the wall surface, when damping received by the cutting blade 11 is suddenly increased in the cutting process due to uneven load received by the cutting blade 11, the separating type blade 20 is pushed, the separating type blade 20 drives an arc-shaped sliding block 22 to slide in an arc-shaped sliding groove 24 and extrudes a pressure spring 42, a distance detector 43 detects the distance of the arc-shaped sliding block 22, so that the extruded amount of the pressure spring 42 is judged, when the pressure spring 42 is extruded and does not exceed a set range, the pressure spring continues to move, and the arc-shaped sliding block 22 slightly slides in the arc-shaped sliding groove 24 to play a certain buffering role, when the amount of the arc-shaped sliding block 22 compressing the pressure spring 42 exceeds the set range, it is indicated that the damping applied to the cutting blade 11 is too large at this time, the transmission device drives the sliding rod 19 to slide in the sliding groove 18, and the sliding rod 19 drives the fixing body 23, the blade mounting body 21 and the separating blade 20 to move inwards, so that the rotating radius of the cutting blade 11 is reduced, the area of the cutting blade 11 and the wall body is reduced, the resistance applied to the cutting blade 11 is reduced, and the function of active risk avoidance is achieved.
Preferably, the central wall body of the transmission cavity 17 is rotatably provided with a transmission central body 25, the transmission central body 25 is hinged with a transmission rod 26, and the transmission rod 26 is rotatably connected with the sliding rod 19.
The transmission central body 25 is rotated, and the transmission central body 25 drives the sliding rod 19 to slide in the sliding groove 18 through the transmission rod 26, so that the action of converting the rotation into the radial expansion and contraction is realized.
Preferably, arc spout 24 tip intercommunication is equipped with regulation chamber 38, it is equipped with adjusting cam 39 to adjust chamber 38 rotation, be equipped with adjusting threaded rod 40 in the middle of adjusting cam 39, it is equipped with the screw hole to adjust chamber 38 wall body, adjusting chamber 38's screw hole threaded connection adjusting threaded rod 40, arc spout 24 slides and is equipped with adjusting slider 41, adjusting slider 41 can with adjusting cam 39 offsets, adjusting slider 41 with be equipped with pressure spring 42 between the arc slider 22, adjusting slider 41 is close to adjusting slider 41 is installed to one side of arc slider 22.
The adjusting threaded rod 40 is rotated, the adjusting threaded rod 40 drives the adjusting cam 39 to rotate in the adjusting cavity 38, the adjusting cam 39 abuts against the adjusting slide block 41, the adjusting slide block 41 compresses the pressure spring 42, the function of adjusting the initial compression amount of the pressure spring 42 is realized, when the device rotates, the separating type blade 20 rotates around the shaft, the cutting stress of the separating type blade 20 is realized, the non-uniform load is applied to the separating type blade 20, when the separating type blade 20 is subjected to extreme load, the separating type blade 20 drives the arc slide block 22 to slide in the arc slide groove 24 and extrude the pressure spring 42, the numerical value of the separating type blade 20 which just slides when the load is applied to the separating type blade 20 can be adjusted by setting the compression amount of the pressure spring 42, the larger the numerical value is, the better the rigidity of the separating type blade 20 is, the higher the cutting efficiency of the separating type blade 20 is realized, and the smaller the numerical value is more beneficial to protecting the separating type blade 20, the occurrence of the seizing of the divided vane 20 and the like can be avoided.
Preferably, a friction cavity 31 is arranged in the transmission central body 25, the friction cavity 31 is provided with a conical side wall, a friction cone 29 is arranged in the friction cavity 31, the friction cone 29 is provided with a conical surface, the friction cone 29 slides in the friction cavity 31, and the friction cone 29 can abut against the conical wall body of the friction cavity 31.
Preferably, an opening is formed in one side of the friction cavity 31, an expansion rod 28 is arranged on the opening side of the friction cavity 31, the shaft of the expansion rod 28 is connected with the friction vertebral body 29, a rotating disc 27 is arranged on the outer side of the expansion rod 28, an angle expansion rod 36 is hinged between the rotating disc 27 and the wall body of the transmission cavity 17, a sliding rod 34 is arranged on one side of the friction vertebral body 29, a sliding groove 33 is formed in one side of the friction cavity 31 in a communicated mode, the sliding groove 33 is provided with the sliding rod 34 in a sliding mode, and a compression spring 35 is arranged between the wall body, close to the sliding groove 33, of the friction cavity 31 and the friction vertebral body 29.
The telescopic rod 28 extends to push the friction cone 29, the friction cone 29 pushes the sliding rod 34 to slide in the sliding groove 33, the friction cone 29 extrudes the transmission central body 25, the friction cone 29 abuts against the conical surface of the friction cavity 31, after a certain pressure is formed, a large static friction force for protection is set between the friction cone 29 and the friction cavity 31, when the device pushes the cutting blade 11 to cut inwards, the feeding resistance is too large and exceeds the set friction force between the friction cone 29 and the friction cavity 31, the friction cone 29 and the friction cavity 31 rotate relatively, namely the transmission central body 25 can rotate relative to the transmission cavity 17, the transmission central body 25 drives the sliding rod 19 to slide in the sliding groove 18 through the transmission rod 26, and therefore the radial contraction of the separated blade 20 is driven, the cutting is reduced, and the feeding protection effect is achieved.
Preferably, the friction cone 29 is provided with a friction skin 30 on the side of the conical surface, and the conical surface of the friction cavity 31 is provided with a vent hole 32 communicated with the outside.
The friction skin 30 is in direct contact with the conical surface of the friction cavity 31 to provide friction force, the vent hole 32 is communicated with the outside and the friction cavity 31, outside air can enter the friction cavity 31, and when the friction skin 30 and the conical surface of the friction cavity 31 rotate mutually, heat generated in the friction cavity 31 can be dissipated outwards through the air.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an improve life's wall cutterbar, includes moving body, extension rod, protection casing, cutting blade, its characterized in that: an adjusting telescopic rod is hinged between the extension rod and the protective shell, the protective shell is rotatably provided with the cutting blade, the cutting blade consists of separated blades, the protective shell is rotatably provided with a central shaft, the central shaft is provided with a central barrel, the separated blades are arranged around the central barrel in a circumferential array, a transmission cavity is arranged in the central barrel, the side wall of the transmission cavity is communicated with the outside and is provided with a sliding groove, the sliding groove is provided with a sliding rod in a sliding manner, the separated blades are arranged on the outer side of the sliding rod, the outer end of the sliding rod is provided with a fixing body, the fixing body is provided with an arc-shaped sliding groove, the arc-shaped sliding groove is provided with an arc-shaped sliding block in a sliding manner, the outer side of the arc-shaped sliding block is provided with a blade mounting body, the blade mounting body is provided with the separated blades, a pressure spring is arranged in the arc-shaped sliding groove, and the pressure spring is propped against one end part of the arc-shaped sliding block, be equipped with distance detection ware in the arc spout, distance detection ware can detect the volume of arc slider compression pressure spring, the motor is installed to protection casing one side, the axle of motor in the protection casing with center pin connection.
2. A wall cutter of claim 1 having increased useful life, wherein: the transmission cavity central wall body is rotatably provided with a transmission central body, the transmission central body is hinged with a transmission rod, and the transmission rod is rotatably connected with a sliding rod.
3. A wall cutter of claim 1 having increased useful life, wherein: arc spout tip intercommunication is equipped with the regulation chamber, it is equipped with the regulation cam to adjust the chamber rotation, be equipped with adjusting threaded rod in the middle of the regulation cam, it is equipped with the screw hole to adjust the chamber wall body, the screw hole threaded connection of regulation chamber adjusting threaded rod, the arc spout slides and is equipped with adjusting block, adjusting block can with adjusting cam offsets, adjusting block with be equipped with pressure spring between the arc slider, adjusting block is close to adjusting block is installed to one side of arc slider.
4. A wall cutter of claim 1 having increased useful life, wherein: the friction cavity is arranged in the transmission central body, the friction cavity is provided with a conical side wall, a friction cone is arranged in the friction cavity, the friction cone is provided with a conical surface, the friction cone slides in the friction cavity, and the friction cone can abut against the conical wall body of the friction cavity.
5. A wall cutter of claim 4, wherein: friction chamber one side is equipped with the opening, friction chamber opening side is equipped with the telescopic link, the hub connection of telescopic link the friction centrum, the telescopic link outside is equipped with the rolling disc, the rolling disc with the articulated angle telescopic link that is equipped with between the wall body of transmission chamber, friction centrum one side is equipped with the slide bar, friction chamber one side intercommunication is equipped with the spout, the spout slides and is equipped with the slide bar, the friction chamber is close to near the spout wall body with be equipped with compression spring between the friction centrum.
6. A wall cutter of claim 1 having increased useful life, wherein: the friction surface side of the friction cone is provided with a friction skin, and the conical surface of the friction cavity is communicated with the outside and provided with a ventilation hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111191783.2A CN113967973A (en) | 2021-10-13 | 2021-10-13 | Wall cutter with prolonged service life |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111191783.2A CN113967973A (en) | 2021-10-13 | 2021-10-13 | Wall cutter with prolonged service life |
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CN113967973A true CN113967973A (en) | 2022-01-25 |
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ID=79587453
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CN202111191783.2A Pending CN113967973A (en) | 2021-10-13 | 2021-10-13 | Wall cutter with prolonged service life |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205685573U (en) * | 2016-06-20 | 2016-11-16 | 泉州圆创机械技术开发有限公司 | A kind of liftable Moveable stone cutting machine of unit head |
CN206048543U (en) * | 2016-08-29 | 2017-03-29 | 浙江森海建设有限公司 | A kind of efficient makita 4100NH of utilization expansion link |
CN209533879U (en) * | 2018-10-24 | 2019-10-25 | 浙江工业职业技术学院 | A kind of large-scale cutting equipment of mine stones |
CN211856074U (en) * | 2020-04-14 | 2020-11-03 | 四川科力特油气技术服务有限公司 | Shale rock core sample cutting device |
-
2021
- 2021-10-13 CN CN202111191783.2A patent/CN113967973A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205685573U (en) * | 2016-06-20 | 2016-11-16 | 泉州圆创机械技术开发有限公司 | A kind of liftable Moveable stone cutting machine of unit head |
CN206048543U (en) * | 2016-08-29 | 2017-03-29 | 浙江森海建设有限公司 | A kind of efficient makita 4100NH of utilization expansion link |
CN209533879U (en) * | 2018-10-24 | 2019-10-25 | 浙江工业职业技术学院 | A kind of large-scale cutting equipment of mine stones |
CN211856074U (en) * | 2020-04-14 | 2020-11-03 | 四川科力特油气技术服务有限公司 | Shale rock core sample cutting device |
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