CN111043922B - Large stone crushing device capable of blasting at accurate fixed point - Google Patents
Large stone crushing device capable of blasting at accurate fixed point Download PDFInfo
- Publication number
- CN111043922B CN111043922B CN202010039219.8A CN202010039219A CN111043922B CN 111043922 B CN111043922 B CN 111043922B CN 202010039219 A CN202010039219 A CN 202010039219A CN 111043922 B CN111043922 B CN 111043922B
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- cavity
- transmission
- sliding
- wall
- shaft
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- 239000004575 stone Substances 0.000 title claims abstract description 37
- 238000005422 blasting Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 56
- 239000002360 explosive Substances 0.000 claims description 28
- 210000000078 claw Anatomy 0.000 claims description 14
- 230000001133 acceleration Effects 0.000 claims description 11
- 238000005553 drilling Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C47/00—Machines for obtaining or the removal of materials in open-pit mines
- E21C47/10—Machines for obtaining or the removal of materials in open-pit mines for quarrying stone, sand, gravel, or clay
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses a large stone crushing device for accurate fixed-point blasting, which comprises a barrel, wherein a switching cavity with a left opening is arranged on the barrel, a sliding ring is connected on the inner wall of the switching cavity in a sliding manner, and a working box is fixedly arranged on the inner ring on the upper side of the sliding ring.
Description
Technical Field
The invention relates to the technical field of quarrying blasting, in particular to a large stone crushing device for accurate fixed-point blasting.
Background
The stone mining is to process stones in mountainous areas into a plate-shaped structure made of high-strength and high-hardness stone materials by cutting, polishing and other processes. However, natural raw stones include stones with extremely high hardness and large volume, such as quartz stones and the like. In the mining process, explosives are required to be used for crushing treatment.
Because the explosive control in China is strict, the stone is crushed by the minimum amount through precise calculation when the stone is blasted. However, the material inside the stone cannot be completely guaranteed, and the explosive is only placed on the surface of the stone, so that the stone is not crushed, and the stone is moved to cause potential safety hazards. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows: because the material in the stone cannot be completely guaranteed, and the explosive is only placed on the surface of the stone, the stone cannot be broken, and the stone is moved to cause potential safety hazards.
In order to solve the problems, the large stone crushing device for the precise fixed-point blasting is designed in the embodiment, and comprises a barrel, a switching cavity with a left opening is formed in the barrel, a sliding ring is connected to the inner wall of the switching cavity in a sliding mode, a working box is fixedly arranged on the inner ring of the upper side of the sliding ring, a drilling device is arranged on the working box and comprises a transmission cavity, a rotating shaft and a drill bit, wherein the transmission cavity is located in the working box, the rotating shaft is rotationally connected with the inner wall of the left side of the transmission cavity, the drill bit is connected with the rotating shaft in a spline mode, the drill bit can rotate along the rotating shaft and can feed along the rotating shaft in a sliding mode, a projection box is fixedly arranged on the inner ring of the lower side of the sliding ring, a projection device is arranged on the projection box and comprises an acceleration cavity, a downward opening of the projection box, The device comprises a projection port, an electric sliding rail, a grabbing claw and two unidirectional linking devices, wherein the projection port is positioned on the inner wall of the left end of the acceleration cavity and is communicated with the outside, the electric sliding rail is fixedly connected with the inner wall of the top end of the acceleration cavity, the grabbing claw is fixedly connected with the lower end of the electric sliding rail, the electric sliding rail is electrically connected with the electric sliding rail and drives the grabbing claw to slide left, when the stroke of the electric sliding rail reaches the limit position, an object on the grabbing claw is ejected out from the projection port through inertia, the inner wall of the bottom end of the switching cavity is slidably connected with a magazine fixed through a buckle, a magazine assembly for loading explosives is arranged in the magazine, the inner wall of the right end of the switching cavity is rotatably connected with a transmission shaft, two unidirectional linking devices which are oppositely arranged are arranged on the transmission shaft from left to right, each unidirectional linking device comprises a linking box which is rotatably connected with the transmission shaft, a transmission gear which is fixedly connected with the outer side, because the connection box is installed oppositely, the rotation of the transmission gear and the rotation of the projection box and the working box cannot be synchronous, a sealing ring is fixedly arranged between the working box and the projection box, and a connecting plate which is connected with a mechanical suspension arm bolt is fixedly arranged on the end face of the right side of the switching cavity.
Wherein the drilling device also comprises a pinion which is fixedly connected with the rotating shaft and is positioned in the transmission cavity, the drill bit is provided with an annular groove, the inner wall of the left end of the transmission cavity is connected with a sliding rod in a sliding way, the sliding rod is fixedly provided with a synchronizing rod in sliding connection with the annular groove, a deflector rod positioned in the transmission cavity is fixedly arranged on the slide rod, the inner wall of the right end of the transmission cavity is rotatably connected with a driven shaft, the driven shaft is provided with a rotary barrel, the rotary barrel is provided with a wave groove which is connected with the deflector rod in a sliding way, a driven gear engaged with the transmission gear is arranged on the driven shaft, a fixed shaft which is positioned at the lower end of the driven shaft and is in transmission connection with the driven shaft belt is rotatably connected in the transmission cavity, the fixed shaft is provided with a main gear meshed with the pinion, and the transmission ratio between the main gear and the pinion is less than one.
The magazine component comprises four explosive packages which are connected with the magazine in a sliding mode and distributed in an array from top to bottom, the explosive packages at the uppermost end are abutted to the grabbing claws, a lifting plate which is abutted to the explosive packages at the lowermost end is connected with the magazine in a sliding mode, and a resistance spring is connected between the lifting plate and the inner wall of the lower end of the magazine.
The one-way connecting device further comprises a motor which is in power connection with the right end of the transmission shaft and embedded in the inner wall of the right side of the switching cavity, a connecting cavity is arranged in the connecting box, an inclined plane fixture block is fixedly arranged on the inner wall of the connecting cavity, a rotating wheel which is located in the connecting cavity is arranged on the transmission shaft, an inclined plane push block which is abutted against the inclined plane fixture block is connected to the rotating wheel in a sliding mode, and a reset spring is connected between the inclined plane push block and the rotating wheel.
The invention has the beneficial effects that: according to the invention, the explosive is firstly punched and then the explosive is projected into the hole, the explosive center of the explosive is moved to the interior of the stone, so that the problem of potential safety hazard caused by the fact that the stone is not broken when the explosive amount is insufficient or the stone is made of special material is prevented, and in addition, the large hard stone can be better crushed into smaller blocks for processing by an explosion mode from inside to outside.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
Fig. 1 is a schematic view of the overall structure of a large stone crushing apparatus for precise fixed-point blasting according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;
FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be 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.
The invention relates to a large stone crushing device for accurate fixed-point blasting, which is mainly applied to the large stone crushing process of the accurate fixed-point blasting, and the invention is further explained by combining the attached drawings of the invention: the large stone crushing device for precise fixed-point blasting comprises a barrel 11, wherein a switching cavity 12 with a leftward opening is formed in the barrel 11, a sliding ring 27 is connected to the inner wall of the switching cavity 12 in a sliding manner, a working box 47 is fixedly arranged on an inner ring on the upper side of the sliding ring 27, a drilling device 901 is arranged on the working box 47, the drilling device 901 comprises a transmission cavity 41 located in the working box 47, a rotating shaft 33 rotatably connected with the inner wall of the left side of the transmission cavity 41, and a drill bit 34 in splined connection with the rotating shaft 33, the drill bit 34 can rotate along the rotating shaft 33 in a splined connection manner and can slide along the rotating shaft 33 for feeding, a projection box 22 is fixedly arranged on an inner ring on the lower side of the sliding ring 27, a projection device 902 is arranged on the projection box 22, and the projection device 902 comprises an acceleration cavity 28 with a downward opening located in the projection box 22, The device comprises a projection port 29, an electric sliding rail 20, a grabbing claw 21 and a magazine component 903, wherein the projection port 29 is located on the inner wall of the left end of the acceleration cavity 28 and is communicated with the outside, the electric sliding rail 20 is fixedly connected with the inner wall of the top end of the acceleration cavity 28, the grabbing claw 21 is electrically slid and driven, when the stroke of the electric sliding rail 20 reaches the limit position, an object on the grabbing claw 21 is ejected out of the projection port 29 through inertia, the inner wall of the bottom end of the switching cavity 12 is slidably connected with the magazine 26 fixed through a buckle, the magazine component 903 for filling explosives is arranged in the magazine 26, the inner wall of the right end of the switching cavity 12 is rotatably connected with a transmission shaft 17, two sets of one-way connecting devices 904 are oppositely arranged on the transmission shaft 17 from left to right, each one-way connecting device 904 comprises a connecting box 45 and a transmission gear 18 fixedly connected with the outer side of the connecting box 45 at the right end, And the connecting rod 19 is fixedly connected with the outer side of the connecting box 45 at the left end and is fixedly connected with the projection box 22 and the working box 47, because the connecting box 45 is oppositely arranged, the rotation of the transmission gear 18 and the rotation of the projection box 22 and the working box 47 cannot synchronously occur, a sealing ring 48 is fixedly arranged between the working box 47 and the projection box 22, and a connecting plate 15 which is connected with a mechanical boom bolt is fixedly arranged on the end face at the right side of the switching cavity 12.
According to the embodiment, the drilling device 901 will be described in detail below, the drilling device 901 further includes a pinion 36 fixedly connected to the rotating shaft 33 and located in the transmission cavity 41, the drill bit 34 is provided with an annular groove 32, the inner wall of the left end of the transmission cavity 41 is slidably connected to a sliding rod 37, the sliding rod 37 is fixedly provided with a synchronizing rod 35 slidably connected to the annular groove 32, the sliding rod 37 is fixedly provided with a shift lever 40 located in the transmission cavity 41, the inner wall of the right end of the transmission cavity 41 is rotatably connected to a driven shaft 14, the driven shaft 14 is provided with a rotating barrel 38, the rotating barrel 38 is provided with a wave groove 39 slidably connected to the shift lever 40, the driven shaft 14 is provided with a driven gear 13 engaged with the transmission gear 18, the transmission cavity 41 is rotatably connected to a fixed shaft 31 located at the lower end of the driven shaft 14 and in transmission connection with the driven shaft, the fixed shaft 31 is provided with a main gear 30 engaged with the pinion 36, the transmission ratio between the main gear 30 and the pinion 36 is less than one, the driven shaft 14 rotates due to the engagement between the driven gear 13 and the transmission gear 18, the fixed shaft 31 rotates the main gear 30 through belt transmission, the driven shaft 14 rotates the rotary barrel 38, the sliding rod 37 is pushed to move to the left by the sliding of the wave groove 39 and the shift lever 40, meanwhile, the synchronous rod 35 pushes the drill bit 34 to move to the left by the sliding of the ring groove 32, the rotating shaft 33 rotates due to the engagement between the main gear 30 and the pinion 36, and drives the drill bit 34 to rotate, and the drilling work of the drill bit 34 moving to the left while rotating is realized.
According to an embodiment, the magazine assembly 903 is described in detail below, the magazine assembly 903 includes four explosive charges 25 slidably connected to the magazine 26 and arranged in an array from top to bottom, the uppermost one of the explosive charges 25 abuts against the grasping claw 21, the magazine 26 has a lifting plate 24 slidably connected thereto and abutting against the lowermost one of the explosive charges 25, a resistance spring 23 is connected between the lifting plate 24 and an inner wall of a lower end of the magazine 26, and when the uppermost one of the explosive charges 25 is used, the next one of the explosive charges 25 can be replenished by moving up and down under the elastic force of the resistance spring 23.
According to the embodiment, the following detailed description will be made on the one-way connection device 904, the one-way connection device 904 further includes a motor 16 which is in power connection with the right end of the transmission shaft 17 and is embedded in the inner wall of the right side of the switching chamber 12, a connection chamber 46 is arranged in the connection box 45, an inclined plane fixture block 49 is fixedly arranged on the inner wall of the connection chamber 46, a rotating wheel 44 is arranged on the transmission shaft 17 and is located in the connection chamber 46, an inclined plane pushing block 42 which is in contact with the inclined plane fixture block 49 is slidably connected to the rotating wheel 44, a return spring 43 is connected between the inclined plane pushing block 42 and the rotating wheel 44, if the inclined plane fixture block 49 is in inclined plane sliding connection with the inclined plane pushing block 42, the inclined plane pushing block 42 can be pushed to press the return spring 43, and the connection box 45 and the transmission shaft 17 do not rotate synchronously, if the inclined plane fixture block 49 is in contact with the straight plane, the reel 44 rotates the joint box 45 through the slant push block 42 and the slant block 49, thereby allowing the transmission shaft 17 and the joint box 45 to rotate synchronously.
The following describes in detail the steps of using a large rock crushing apparatus with precise fixed point blasting according to the present invention with reference to fig. 1 to 4: initially, the work box 47 is positioned above the projection box 22, the work box 47 is positioned on the same vertical line as the projection box 22, the uppermost explosive charge 25 is positioned in the acceleration chamber 28, and abuts against the lower inner wall of the acceleration chamber 28 and the gripping claw 21, and the motor 16 is turned off.
When the device is installed, the connecting plate 15 is connected to the mechanical suspension arm through a bolt, so that the device is convenient to move left and right;
during punching, the motor 16 starts to rotate the right connecting box 45 through the transmission shaft 17, so that the transmission gear 18 rotates, meanwhile, the driven shaft 14 rotates due to the meshing of the driven gear 13 and the transmission gear 18, the fixed shaft 31 rotates the main gear 30 through belt transmission, the driven shaft 14 rotates the rotary barrel 38, the slide rod 37 is pushed to move left through the sliding of the wave groove 39 and the shift lever 40, meanwhile, the drill bit 34 is pushed to move left through the sliding of the synchronizing rod 35 and the ring groove 32, the rotating shaft 33 is accelerated to rotate due to the meshing of the main gear 30 and the auxiliary gear 36, and the drill bit 34 is driven to rotate, so that the punching work of rotating the drill bit 34 while moving left is realized; when the vertical position of the work box 47 and the projection box 22 is exchanged, the motor 16 starts to rotate the left connecting box 45 through the transmission shaft 17, and then the vertical position of the work box 47 and the projection box 22 is exchanged through the connecting rod 19; when the explosive is put in, the electric slide rail 20 is electrified to slide and drives the grabbing claw 21 to slide left, and when the stroke of the electric slide rail 20 reaches the limit position, the object on the grabbing claw 21 is ejected out of the projection port 29 through inertia and is left in the hole; after the apparatus is restored, the next explosive charge 25 can be replenished by moving upward under the restoration of the elastic force of the resistance spring 23.
The invention has the beneficial effects that: according to the invention, the explosive is firstly punched and then the explosive is projected into the hole, the explosive center of the explosive is moved to the interior of the stone, so that the problem of potential safety hazard caused by the fact that the stone is not broken when the explosive amount is insufficient or the stone is made of special material is prevented, and in addition, the large hard stone can be better crushed into smaller blocks for processing by an explosion mode from inside to outside.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (4)
1. The utility model provides a large-scale stone reducing mechanism of accurate fixed point blasting, includes the cask, be equipped with the switching chamber of opening left on the cask, sliding connection has the sliding ring on the switching intracavity wall, the fixed work box that is equipped with of sliding ring upside inner circle, its characterized in that: the working box is provided with a drilling device; the drilling device comprises a transmission cavity positioned in the working box, a rotating shaft rotationally connected with the inner wall of the left side of the transmission cavity, and a drill bit in splined connection with the rotating shaft, wherein the drill bit can rotate along with the rotating shaft in a splined connection mode and can slide along the rotating shaft for feeding; the projection device comprises an acceleration cavity with a downward opening, a projection port, an electric slide rail and a grabbing claw, wherein the acceleration cavity is positioned in the projection box, the projection port is positioned on the inner wall of the left end of the acceleration cavity and is communicated with the outside; one-way linking device include with the transmission shaft rotate the linking case of connecting, with the right-hand member link up case outside fixed connection's drive gear, with the left end link up case outside fixed connection and with throw the case with work box fixed connection's connecting rod, because link up the opposite installation of case, consequently drive gear is rotatory with throw the case with the work box is rotatory can not synchronous emergence, the work box with throw and fix between the case and be equipped with the sealing ring, switch the fixed connecting plate that is equipped with mechanical davit bolted connection of chamber right side terminal surface.
2. A precision spot blasting large stone crushing apparatus according to claim 1, wherein: the drilling device also comprises a pinion fixedly connected with the rotating shaft and positioned in the transmission cavity, the drill bit is provided with an annular groove, the inner wall of the left end of the transmission cavity is connected with a sliding rod in a sliding way, the sliding rod is fixedly provided with a synchronizing rod in sliding connection with the annular groove, a deflector rod positioned in the transmission cavity is fixedly arranged on the slide rod, the inner wall of the right end of the transmission cavity is rotatably connected with a driven shaft, the driven shaft is provided with a rotary barrel, the rotary barrel is provided with a wave groove which is connected with the deflector rod in a sliding way, a driven gear engaged with the transmission gear is arranged on the driven shaft, a fixed shaft which is positioned at the lower end of the driven shaft and is in transmission connection with the driven shaft belt is rotatably connected in the transmission cavity, the fixed shaft is provided with a main gear meshed with the pinion, and the transmission ratio between the main gear and the pinion is less than one.
3. A precision spot blasting large stone crushing apparatus according to claim 1, wherein: the magazine component comprises four explosive charges which are connected with the magazine in a sliding mode and distributed in an array mode from top to bottom, the explosive charges at the uppermost end are abutted to the grabbing claws, a lifting plate which is abutted to the explosive charges at the lowermost end is connected with the magazine in a sliding mode, and a resistance spring is connected between the lifting plate and the inner wall of the lower end of the magazine.
4. A precision spot blasting large stone crushing apparatus according to claim 1, wherein: the one-way linking device further comprises a motor which is in power connection with the right end of the transmission shaft and is embedded in the inner wall of the right side of the switching cavity, a linking cavity is arranged in the linking box, an inclined plane fixture block is fixedly arranged on the inner wall of the linking cavity, a rotating wheel which is located in the linking cavity is arranged on the transmission shaft, an inclined plane push block which is abutted against the inclined plane fixture block is connected to the rotating wheel in a sliding mode, and a reset spring is connected between the inclined plane push block and the rotating wheel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010039219.8A CN111043922B (en) | 2020-01-14 | 2020-01-14 | Large stone crushing device capable of blasting at accurate fixed point |
| GBGB2007177.5A GB202007177D0 (en) | 2020-01-14 | 2020-05-15 | A large-scale stone crushing device for precise point blasting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010039219.8A CN111043922B (en) | 2020-01-14 | 2020-01-14 | Large stone crushing device capable of blasting at accurate fixed point |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111043922A CN111043922A (en) | 2020-04-21 |
| CN111043922B true CN111043922B (en) | 2020-08-18 |
Family
ID=70244614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010039219.8A Active CN111043922B (en) | 2020-01-14 | 2020-01-14 | Large stone crushing device capable of blasting at accurate fixed point |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111043922B (en) |
| GB (1) | GB202007177D0 (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1022297C (en) * | 1991-12-20 | 1993-10-06 | 中南工业大学 | Rock breaker for secondary breaking mine rock |
| KR101161107B1 (en) * | 2011-12-21 | 2012-06-28 | 심상용 | Rock cutting method using adhesive and air compression tank |
| CN103485788B (en) * | 2012-06-13 | 2016-01-20 | 山东港华石材有限公司 | A kind of method of exploiting conglomerate |
| CN103884247B (en) * | 2012-12-19 | 2017-02-15 | 五冶集团上海有限公司 | Rock static blasting method |
| CN203161226U (en) * | 2013-01-09 | 2013-08-28 | 林波 | Blasting-type ore extraction device |
| CN108222931B (en) * | 2018-01-02 | 2019-04-05 | 淮北通鸣矿业有限公司 | A kind of rotary rock drill splits all-in-one machine |
| CN208679412U (en) * | 2018-06-26 | 2019-04-02 | 江西国泰五洲爆破工程有限公司 | Plunger type catalase device |
-
2020
- 2020-01-14 CN CN202010039219.8A patent/CN111043922B/en active Active
- 2020-05-15 GB GBGB2007177.5A patent/GB202007177D0/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| GB202007177D0 (en) | 2020-07-01 |
| CN111043922A (en) | 2020-04-21 |
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Effective date of registration: 20200724 Address after: 839000 Tulargen copper nickel mine of Hexin mining industry, Shuangjingzi Township, Yizhou District, Hami City, Xinjiang Uygur Autonomous Region Applicant after: HAMI HEXIN MINING INDUSTRY Co.,Ltd. Address before: 312000 No. 311, Yangcun, Hongmen Village, Taozhu Street, Zhuji City, Shaoxing City, Zhejiang Province Applicant before: Zhuji Gaozong Automation Technology Co.,Ltd. |
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