CN114136826A - Shaft conical surface rock breaking test device - Google Patents
Shaft conical surface rock breaking test device Download PDFInfo
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- CN114136826A CN114136826A CN202111427912.3A CN202111427912A CN114136826A CN 114136826 A CN114136826 A CN 114136826A CN 202111427912 A CN202111427912 A CN 202111427912A CN 114136826 A CN114136826 A CN 114136826A
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- 239000011435 rock Substances 0.000 title claims abstract description 73
- 238000012360 testing method Methods 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 16
- 230000005641 tunneling Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000035515 penetration Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/58—Investigating machinability by cutting tools; Investigating the cutting ability of tools
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0053—Cutting or drilling tools
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a shaft conical surface rock breaking test device, which relates to the technical field of a hob cutting test of a tunnel boring machine and comprises the following components: the cutting part comprises a rotary hob cutter holder assembly and a base, the rotary hob cutter holder assembly is arranged on the base and comprises a cutter holder and a hob arranged on the cutter holder, and the rotary hob cutter holder assembly is rotatably arranged on the base; the material loading part is arranged below the cutting part and comprises a rotary stock bin assembly and a base, the rotary stock bin assembly is arranged on the base and comprises a stock bin box body, the stock bin box body is rotatably arranged on the base, and the stock bin box body is used for bearing rocks; the vertical pushing mechanism is connected with the cutting part and used for pushing the cutting part to move towards the loading part; and the plane pushing mechanism is connected with the material loading part and is used for driving the material loading part to linearly move relative to the hob.
Description
Technical Field
The invention relates to the technical field of hob cutting tests of tunnel boring machines, in particular to a vertical shaft conical surface rock breaking test device.
Background
With the continuous advance of infrastructure construction in China and the high-speed development of tunnel engineering construction, the full-face tunneling machine is widely applied to horizontal/inclined tunnel engineering construction in the fields of railways, highways, water conservancy, mining industry and the like, and in recent years, the full-face tunneling machine is gradually expanded and applied in the field of shaft construction. Because the cutter head of the full-face tunneling machine adopted in the horizontal/inclined tunnel engineering is generally in a plane structure form, excavated muck is accumulated towards the bottom of a tunnel under the self-weight and then discharged out of the tunnel, and if the shaft tunneling machine adopts the plane cutter head form, the shaft tunneling machine is not beneficial to the accumulation of the excavated muck for slag discharge, so that the cutter head of the shaft full-face tunneling machine generally adopts a conical structure form, the excavated cross section is at a certain inclination angle, and the muck can be discharged out of the tunnel after being accumulated towards the center by means of the self-weight. Aiming at the structural characteristics of the cutter head of the vertical shaft and the horizontal/inclined vertical shaft full-face tunneling machine, the rock breaking characteristic of the conical surface of the vertical shaft needs to be further researched, a hob cutting test under the conditions of different rock surface inclination angles and various hob penetration inclination angles is carried out, and relevant mechanical performance parameters in the rock breaking process are tested, so that the change rule of the rock breaking performance of the conical surface hob is obtained, a theoretical basis is provided for the structural design of the conical cutter head and the optimization of cutter arrangement, and the rock breaking performance of the vertical shaft full-face tunneling machine is improved.
The existing hob cutting rock breaking test bed is researched for a horizontal rock face, the cutting inclination angle of a hob of the test bed is fixed, although the cutting inclination angle of the hob can be adjusted on part of the test bed, the inclination angle range of an adjustable cutter is small, and the inclination angle of the rock face and the relative angle of the cutter penetrating into the rock face cannot be adjusted. Therefore, a vertical shaft conical surface rock breaking test device capable of greatly adjusting the rock surface inclination angle and the hob penetration inclination angle needs to be developed so as to explore the rock breaking rule of the conical surface hob.
Disclosure of Invention
The invention provides a shaft conical surface rock breaking test device, and aims to solve the problems that in the prior art, a cutter is small in angle adjustable range and cannot complete a conical surface rock breaking test.
In order to achieve the above object, an embodiment of the present invention provides a vertical shaft conical surface rock breaking test apparatus, including:
the cutting part comprises a rotary hob cutter holder assembly and a base, the rotary hob cutter holder assembly is arranged on the base and comprises a cutter holder and a hob arranged on the cutter holder, and the rotary hob cutter holder assembly is rotatably arranged on the base;
the material loading part is arranged below the cutting part and comprises a rotary stock bin assembly and a base, the rotary stock bin assembly is arranged on the base and comprises a stock bin box body, the stock bin box body is rotatably arranged on the base, and the stock bin box body is used for bearing rocks;
the vertical pushing mechanism is connected with the cutting part and used for pushing the cutting part to move towards the loading part;
and the plane pushing mechanism is connected with the material loading part and is used for driving the material loading part to linearly move relative to the hob.
Preferably, the base includes the base fixed plate and installs the base curb plate on the base fixed plate, be provided with two rows of first spacing holes on the base curb plate, two rows first spacing hole is close to gradually from top to bottom, first spacing hole is used for adjusting the turned angle of rotatory hobbing cutter blade holder subassembly, the base includes the base bottom plate and installs the base curb plate on the base bottom plate, be provided with two rows of spacing holes of second on the base curb plate, two rows first spacing hole is kept away from gradually from top to bottom, the spacing hole of second is used for adjusting the turned angle of rotatory feed bin subassembly.
Preferably, rotatory hobbing cutter blade holder subassembly still includes the blade holder and rotates the otic placode, the blade holder rotates the otic placode setting and is in on the blade holder, the blade holder rotates the otic placode and is provided with the blade holder rotation axis, the blade holder rotation axis is used for inserting in order to adjust the turned angle of rotatory hobbing cutter blade holder subassembly in the first spacing hole.
Preferably, the rotary hob holder assembly further comprises a locking wedge for fixing the hob to the holder.
Preferably, rotatory feed bin subassembly still includes the rotatory otic placode of feed bin, the rotatory otic placode setting of feed bin is in on the feed bin box, be provided with the feed bin rotation axis on the rotatory otic placode of feed bin, the feed bin rotation axis is used for inserting in the spacing hole of second is with the turned angle of adjustment rotatory feed bin subassembly.
Preferably, plane advancing mechanism includes the flat panel, be provided with longitudinal movement guide rail and longitudinal movement hydro-cylinder on the flat panel, sliding connection has the longitudinal movement frame on the longitudinal movement guide rail, the longitudinal movement hydro-cylinder promotes the longitudinal movement frame is in slide on the longitudinal movement guide rail, still be provided with lateral shifting guide rail and lateral shifting hydro-cylinder on the longitudinal movement frame, the lateral shifting guide rail with base sliding connection, the lateral shifting hydro-cylinder promotes the base slides on the lateral shifting guide rail.
Preferably, the vertical pushing mechanism comprises a fixed frame, the fixed frame is arranged on the plane plate, a lifting mechanism is arranged on the fixed frame, and the tail end of the lifting mechanism is connected with the base to drive the base to lift.
Preferably, one surface of the bin box body facing the cutting part is provided with a downward sunken accommodating groove.
The scheme of the invention has the following beneficial effects:
in the application, the requirements of rock breaking of different conical surfaces are met by the rotatable cutting part and the material carrying part, the relative inclination angles of the rock surfaces penetrated by different hobs can be selected, the rock breaking mechanical property and the load bearing rule of the conical hobs are convenient to explore, and the rock breaking device has a wider application prospect.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of a cutting portion;
FIG. 3 is a schematic view of the structure of the base;
FIG. 4 is a schematic view of the distribution of the first position-limiting holes on the base;
FIG. 5 is a schematic structural view of a loading part;
FIG. 6 is a schematic view of the structure of the base;
FIG. 7 is a schematic view showing the distribution of the second limiting holes on the side plate of the base;
FIG. 8 is a schematic view of the operation of the cutting section and the loading section;
FIG. 9 is a schematic view of the construction of the planar propulsion mechanism;
FIG. 10 is a schematic view of the hob of the present invention penetrating the rock face at different angles.
[ description of reference ]
1-rotating hob seat component, 11-seat, 12-hob, 13-seat rotating ear plate, 14-seat rotating shaft, 15-locking wedge block and 17-seat rotating shaft cover plate;
2-a base, 21-a base fixing plate, 22-a base side plate and 23-a first limiting hole;
3-a rotary bin assembly, 31-a bin box body, 32-a bin rotary lug plate, 33-a bin rotary shaft and 34-a bin rotary shaft cover plate;
4-base, 41-base bottom plate, 42-base side plate, 43-second limit hole;
5-vertical propelling mechanism, 51-fixed frame, 52-lifting mechanism,
6-plane propulsion mechanism, 61-plane plate, 62-longitudinal moving guide rail, 63-longitudinal moving oil cylinder, 64-longitudinal moving rack, 65-transverse moving guide rail and 66-transverse moving oil cylinder.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
A shaft cone rock breaking test device as shown in fig. 1-10 comprises a cutting part for cutting rock, a material loading part for loading rock, a vertical propelling mechanism 5 for adjusting the movement of the cutting part to the material loading part and a plane propelling mechanism 6 for adjusting the relative positions of the cutting part and the material loading part.
Specifically, the cutting part includes a rotary hob holder assembly 1 and a base 2, the rotary hob holder assembly 1 is disposed on the base 2, the rotary hob holder assembly 1 includes a holder 11 and a hob 12 disposed on the holder 11, and the rotary hob holder assembly 1 is rotatably disposed on the base 2.
The material loading part comprises a rotary bin assembly 3 and a base 4, the rotary bin assembly 3 is arranged on the base 4, the rotary bin assembly 3 comprises a bin box body 31, and the bin box body 31 is rotatably arranged on the base 4. In order to facilitate the fixing of the rock, a receiving groove is further provided on the side of the magazine housing 31 facing the cutting portion, the receiving groove being recessed in a direction away from the cutting portion.
When the rock is placed on the bin box 31, the bin box 31 is locked after certain angle rotation according to the test requirements, and after the angle of the bin box 31 is determined, the rotary hob holder assembly 1 is locked after certain angle rotation according to the test requirements. This application except being applicable to the broken rock test requirement of plane, can also be applicable to the broken rock test of multiple angle conical surface, has more extensive application, and in the broken rock test of same conical surface, can also be convenient for probe the broken rock mechanical properties of conical surface hobbing cutter 12 and the law of being loaded through the relative inclination that the rock was penetrated into the rock face of adjusting hobbing cutter 12.
Specifically, the base 2 includes a base fixing plate 21 and a base side plate 22 installed on the base fixing plate 21, wherein two rows of first limiting holes 23 are formed in the base side plate 22, and the two rows of first limiting holes 23 gradually approach from top to bottom. In this embodiment, the first limiting holes 23 in each row are arranged at intervals, in the first limiting hole 23 in any row, the connection line of the hole cores of the first limiting hole 23 from top to bottom and the first limiting hole 23 in another row from top to bottom sequentially form different included angles with the horizontal direction, and in this application, the included angle with the adjacent first limiting hole 23 is increased by 10 degrees.
The base 4 comprises a base bottom plate 41 and a base side plate 42 arranged on the base bottom plate 41, wherein two rows of second limiting holes 43 are formed in the base side plate 42, the two rows of second limiting holes 43 are gradually far away from the base bottom plate from top to bottom, and the second limiting holes 43 are used for adjusting the rotation angle of the rotary bin assembly 3. The second position-limiting holes 43 arranged on the base side plate 42 are punched in a manner that refers to the arrangement manner of the first position-limiting holes 23.
In order to adjust the angle by matching with the first limiting hole 23 and the second limiting hole 43, the rotary hob base assembly 1 further includes a base rotating ear plate 13, the base rotating ear plate 13 is disposed on the base 11, and of course, the base rotating ear plate 13 and the base 11 may also be integrally formed. The holder rotating ear plate 13 is provided with a holder rotating shaft 14, and the holder rotating shaft 14 is inserted into the first limiting hole 23 to adjust the rotating angle of the rotary hob holder assembly 1. Preferably, the rotary hob holder assembly 1 comprises two holder rotation shafts 14 to ensure stability of the holder 11 and ease of angular adjustment.
Further, the rotary hob holder assembly 1 further comprises a locking wedge 15, the locking wedge 15 being used for fixing the hob 12 on the holder 11.
Taking the angle adjustment of the tool holder 11 as an example, the magazine case 31 is also adjusted in the same manner.
For convenience, the first limiting hole 23 includes left rows 23A, 23B, etc. from top to bottom and right rows 23A ', 23B', etc. from top to bottom.
As shown in fig. 3 and 4, when one holder rotating shaft 14 is inserted into the first stopper hole 23A, the other holder rotating shaft 14 is inserted into the first stopper hole 23A', so that the hob 12 has an absolute inclination angle. The absolute inclination angle of the hob 12 is adjusted by inserting the two holder rotating shafts 14 into different first limit holes 23.
As shown in fig. 6 and 7, the rock surface inclination β of the bin body 31 is adjusted in the same manner.
As shown in fig. 8, in the process of the test of rock breaking on a conical surface, the rock face inclination angle β is determined and set first, the absolute inclination angle of the hob 12 is adjusted according to the test requirements, the absolute inclination angle of the hob in fig. 8 is 10 ° for example, the relative inclination angle α is finally obtained, and finally the test is performed at each determined angle.
Of course, the angle of the hob 12 may be adjusted first, then the rock face inclination angle β is determined, finally the relative inclination angle α is obtained, and finally the test is performed at each determined angle.
The angle formed by the first position-limiting hole 23B' and the first position-limiting hole 23A in the base 2 is 10 °, and 5 ° increments are realized by inserting different first position-limiting holes 23.
Likewise, the base side plate 42 is not provided with an angle of 5 °, i.e. the angle of the second limiting hole 43 is directly from 0 ° to 10 °, and increases by 5 ° by inserting a different second limiting hole 43. The purpose is to avoid interference between the first limiting holes 23 and between the second limiting holes 43.
Similarly, the rotary silo assembly 3 further comprises a silo rotary ear plate 32, the silo rotary ear plate 32 is disposed on the silo box 31, and the silo box 31 and the silo rotary ear plate 32 can be integrally formed. The bin rotary lug plate 32 is provided with a bin rotary shaft 33, and the bin rotary shaft 33 is inserted into the second limiting hole 43 to adjust the rotation angle of the rotary bin assembly 3. Preferably, the rotary silo assembly 3 includes two silo rotating shafts 33 to ensure stability of the silo box 31 and convenience of angular adjustment. In this embodiment, the rotary hob cutter holder assembly 1 and the bin rotating shaft 33 respectively adopt the double-cutter holder rotating shaft 14 and the bin rotating shaft 33, the cutting inclination angle and the rock face inclination angle of the hob 12 can be flexibly adjusted through the rotating shaft, and the rotating shaft is fixed through the cutter holder rotating shaft cover plate 16 and the bin rotating shaft cover plate 34 after being installed and fixed, so that the rotary hob cutter holder assembly 1 and the rotary bin assembly 3 are prevented from moving due to the fact that the rotary hob cutter holder assembly 1 and the bin rotating shaft cover plate 34 receive large rock breaking load in the rock breaking process, and the stability and the reliability of the rock breaking process are guaranteed.
Preferably, the rotary hob holder assembly 1 further comprises a holder rotating shaft cover plate 16, and the holder rotating shaft cover plate of the holder 11 is fixedly connected with the holder rotating shaft 14 through a bolt. Preferably, the rotary silo assembly 3 further comprises a silo rotary shaft cover plate 34, and the silo rotary shaft cover plate 34 is fixedly connected with the silo rotary shaft 33 through bolts. The holder rotation shaft cover 16 restricts the relative position of the holder rotation shaft 14 and the base side plate 22 in the axial direction of the holder rotation shaft 14. The bin rotary shaft cover plate 34 is used for limiting the relative position of the bin rotary shaft 33 and the base side plate 42 in the axial direction of the bin rotary shaft 33.
The plane pushing mechanism 6 comprises a plane plate 61, a longitudinal moving guide rail 62 and a longitudinal moving cylinder 63 are arranged on the plane plate 61, a longitudinal moving frame 64 is slidably connected to the longitudinal moving guide rail 62, and the longitudinal moving cylinder 63 can push the longitudinal moving frame 64 to slide on the longitudinal moving guide rail 62. The longitudinal moving frame 64 is provided with a transverse moving guide 65 and a transverse moving cylinder 66, and the transverse moving guide 65 is slidably connected with the base 4. The lateral movement cylinder 66 pushes the base 4 to slide on the lateral movement rail 65. The plane pushing mechanism 6 can drive the material loading part to reach any horizontal position, and further the material loading part is driven to linearly move relative to the hob 12.
The vertical pushing mechanism 5 includes a fixing frame 51, the fixing frame 51 is disposed on the plane plate 61, a lifting mechanism 52 is disposed on the fixing frame 51, and a terminal of the lifting mechanism 52 is connected to the base 2 to drive the cutting portion to vertically lift.
In this application, through all seting up a plurality of first spacing holes 23 and the spacing hole 43 of second at base curb plate 22 and base curb plate 42, can adjust the installation inclination of rotatory hobbing cutter blade holder subassembly 1 and rotatory feed bin subassembly 3 by a wide margin, the scheme angle adjustment scope that this embodiment provided is 0-50, and the minimum adjustment interval is 5, when the selection angle is 0, then it is unanimous with plane hobbing cutter 12 broken rock. The conical surface hobbing cutter 12 rock breaking test device provided by the embodiment is suitable for conical surface rock breaking tests with various angles, meets the requirements of plane rock breaking tests, and can adjust the relative inclination angle of the plurality of hobbing cutters 12 rock breaking penetrating into a rock surface after a certain rock surface inclination angle is selected so as to probe the rock breaking mechanical property and the loading rule of the conical surface hobbing cutter 12.
Furthermore, the experimental device can realize the mutual conversion between plane rock breaking and conical rock breaking, and further, by adopting the experimental device, different relative inclination angles alpha of the rock surface penetrated by the hob 12 can be selected, so that under the condition of exploring different rock surface inclination angles beta, the hob 12 can cut at different penetration angles, and the influence on the rock breaking effect can be realized, namely the hob can be cut in a vertical rock surface mode alpha of 90 degrees, and other inclination angle modes such as vertical downward alpha of 90 degrees to beta can also be selected.
The using method of the device comprises the following steps:
rock is placed and fixed on the bin box body 31, the rock face inclination angle beta is determined according to different test requirements, the angle of the hob 12 is set so as to determine different relative inclination angles alpha of the hob 12 penetrating into the rock, and the specific operation is to insert one tool apron rotating shaft 14 into the first limiting hole in the left row and insert the other tool apron rotating shaft 14 into the first limiting hole 23 in the right row so as to change the different relative inclination angles alpha.
On the premise that the relative inclination angle alpha and the rock face inclination angle beta are determined, the lifting mechanism 52 is lowered to a certain height, and then the plane pushing mechanism 6 moves along the longitudinal moving guide rail 62 and the transverse moving guide rail 65, so that the hob 12 cuts the rock. While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. The utility model provides a shaft conical surface rock breaking test device which characterized in that includes:
the cutting part comprises a rotary hob cutter holder assembly (1) and a base (2), the rotary hob cutter holder assembly (1) is arranged on the base (2), the rotary hob cutter holder assembly (1) comprises a cutter holder (11) and a hob (12) arranged on the cutter holder (11), and the rotary hob cutter holder assembly (1) is rotatably arranged on the base (2);
the material carrying part is arranged below the cutting part and comprises a rotary bin assembly (3) and a base (4), the rotary bin assembly (3) is arranged on the base (4), the rotary bin assembly (3) comprises a bin box body (31), the bin box body (31) is rotatably arranged on the base (4), and the bin box body (31) is used for bearing rocks;
the vertical pushing mechanism (5) is connected with the cutting part and used for pushing the cutting part to move towards the loading part;
and the plane pushing mechanism (6) is connected with the material loading part and is used for driving the material loading part to linearly move relative to the hob.
2. The vertical shaft cone rock breaking test device according to claim 1, characterized in that: base (2) include base fixed plate (21) and install base curb plate (22) on base fixed plate (21), be provided with two rows of first spacing holes (23) on base curb plate (22), two rows first spacing hole (23) are close to gradually from the top down, first spacing hole (23) are used for adjusting the turned angle of rotatory hobbing cutter blade holder subassembly (1), base (4) are including base bottom plate (41) and install base curb plate (42) on base bottom plate (41), be provided with two rows of spacing holes of second (43) on base curb plate (42), two rows first spacing hole (23) are kept away from gradually from the top down, spacing hole of second (43) are used for adjusting the turned angle of rotatory feed bin subassembly (3).
3. The vertical shaft cone rock breaking test device according to claim 2, characterized in that: rotatory hobbing cutter blade holder subassembly (1) still includes blade holder rotation otic placode (13), the blade holder rotates otic placode (13) and sets up on blade holder (11), the blade holder rotates otic placode (13) and is provided with blade holder rotation axis (14), blade holder rotation axis (14) are used for inserting in first spacing hole (23) with the turned angle of adjustment rotatory hobbing cutter blade holder subassembly (1).
4. The vertical shaft cone rock breaking test device according to claim 3, characterized in that: the rotary hob cutter holder assembly (1) further comprises a locking wedge (15), and the locking wedge (15) is used for fixing the hob (12) on the cutter holder (11).
5. The vertical shaft cone rock breaking test device according to claim 2, characterized in that: rotatory feed bin subassembly (3) still include the rotatory otic placode of feed bin (32), the rotatory otic placode of feed bin (32) set up on feed bin box (31), be provided with feed bin rotation axis (33) on the rotatory otic placode of feed bin (32), feed bin rotation axis (33) are used for inserting in spacing hole (43) of second with the turned angle of adjustment rotatory feed bin subassembly (3).
6. The vertical shaft cone rock breaking test device according to claim 1, characterized in that: plane advancing mechanism (6) are including plane board (61), be provided with longitudinal movement guide rail (62) and longitudinal movement hydro-cylinder (63) on plane board (61), sliding connection has longitudinal movement frame (64) on longitudinal movement guide rail (62), longitudinal movement hydro-cylinder (63) promote longitudinal movement frame (64) are in slide on longitudinal movement guide rail (62), still be provided with lateral shifting guide rail (65) and lateral shifting hydro-cylinder (66) on the longitudinal movement frame, lateral shifting guide rail (65) with base (4) sliding connection, lateral shifting hydro-cylinder (66) promote base (4) slide on lateral shifting guide rail (65).
7. The vertical shaft cone rock breaking test device according to claim 6, characterized in that: the vertical pushing mechanism (5) comprises a fixing frame (51), the fixing frame (51) is arranged on the plane plate (61), a lifting mechanism (52) is arranged on the fixing frame (51), and the tail end of the lifting mechanism (52) is connected with the base (2) to drive the base (2) to lift.
8. The vertical shaft cone rock breaking test device according to claim 1, characterized in that: one surface of the bin box body (31) facing the cutting part is provided with a downward sunken accommodating groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111427912.3A CN114136826B (en) | 2021-11-26 | 2021-11-26 | Shaft conical surface broken rock test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111427912.3A CN114136826B (en) | 2021-11-26 | 2021-11-26 | Shaft conical surface broken rock test device |
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| CN114136826A true CN114136826A (en) | 2022-03-04 |
| CN114136826B CN114136826B (en) | 2024-03-29 |
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