阅读说明：本技术 一种露天矿有序冲击挖掘装置及其工作方法 (Ordered impact excavating device for strip mine and working method thereof ) 是由 不公告发明人 于 2021-01-21 设计创作，主要内容包括：本发明属于矿石开采技术领域,尤其是一种露天矿有序冲击挖掘装置及其工作方法,针对矿石在冲击挖掘的过程中,钻头的大小无法进行改变,导致无法针对不同大小的矿石进行冲击挖掘,大大降低了矿石的开采效率的问题,现提出以下方案,包括基座和电动机,其特征在于,所述电动机的输出轴通过联轴器连接有固定箱,且固定箱的顶部外壁设置有驱动马达,所述驱动马达的输出轴通过锥齿轮连接有丝杆,且丝杆的外壁套接有等距离分布的滑动环,所述滑动环的外壁铰接有等距离环形分布的连接杆,且连接杆远离滑动环的一端铰接有推动块。本发明可以根据矿石的大小调节不同直径的钻头进行使用,提高了装置的适用范围,增加了矿石的开采效率。(The invention belongs to the technical field of ore mining, and particularly relates to an orderly impact excavating device for strip mines and a working method thereof. The invention can adjust the drill bits with different diameters according to the size of the ore for use, thereby improving the application range of the device and increasing the mining efficiency of the ore.)

1. The utility model provides an orderly impact excavating gear of strip mine, includes base (3) and motor (27), its characterized in that, the output shaft of motor (27) has fixed case (28) through the coupling joint, and the top outer wall of fixed case (28) is provided with driving motor (29), the output shaft of driving motor (29) is connected with lead screw (23) through bevel gear, and the outer wall of lead screw (23) cup joints the slip ring (22) that the equidistance distributes, the outer wall of slip ring (22) articulates there is connecting rod (24) that the equidistance annular distributes, and connecting rod (24) keep away from the one end of slip ring (22) and articulate and have the promotion piece, the cross-section that promotes the piece is fan-shaped structure, and promotes the surface of piece and is provided with rotary blade (26) that the equidistance distributes, rotary blade (26) are right triangle-angle distribution, one side outer wall of fixed case (28) is, and the installation cylinder (25) is of a hollow cylinder structure, the outer surface of the installation cylinder (25) is provided with sliding grooves which are distributed in an equidistant annular mode, and the pushing block is in sliding fit with the inner wall of each sliding groove.

2. An orderly percussion excavation apparatus for open-pit mines according to claim 1, characterized in that the outer wall of the side of the installation cylinder (25) remote from the stationary box (28) is provided with cone drills (20) and the outer surface of the cone drills (20) is provided with triangular blades (21) distributed equidistantly.

3. An ordered impact excavation device for open-pit mines according to claim 1, characterized in that the top outer wall of the base (3) is hinged with an electric push rod (6), one end of a piston rod of the electric push rod (6) is hinged with a fixed cylinder (7), an electric telescopic rod (9) is fixed on the inner wall of one side of the fixed cylinder (7) through a screw, and one end of the piston rod of the electric telescopic rod (9) is provided with a push plate (10), the outer wall of the push plate (10) is fixed with a piston cylinder (13) through a screw, and the inner wall of the piston cylinder (13) is connected with a piston (11) in a sliding way, one end of the piston (11) is provided with a connecting rod, and the outer wall of the connecting rod is sleeved with a spring (14), one end of the connecting rod, which is far away from the piston (11), is provided with a sliding plate (16), and the motor (27) is fixed on the sliding plate (16) through a screw.

4. An orderly impact excavation device for an open-pit mine according to claim 3, characterized in that the top outer wall and the bottom outer wall of the piston cylinder (13) are provided with second contacts (2), the outer wall of the sliding plate (16) is provided with the first contact (1), the first contact (1) and the second contact (2) are matched, and the top outer wall of the fixed cylinder (7) is fixed with an alarm (8) through screws.

5. The ordered impact excavating device for the strip mine according to claim 1, wherein a lamp panel (17) is arranged on one side of the outer wall of the top of the fixed cylinder (7), and a floodlight (18) is arranged on the outer wall of one side of the lamp panel (17).

6. The ordered impact excavating device for the strip mine according to claim 1, wherein a dust collection box (12) is arranged on the outer wall of the top of the fixed cylinder (7), a dust suction pump is arranged on the inner wall of one side of the dust collection box (12), a dust suction hose (15) is sleeved on the input end of the dust suction pump, a dust suction head (19) is sleeved on one end, away from the dust suction pump, of the dust suction hose (15), and the dust suction head (19) is fixed on the outer wall of the lamp panel (17) through a screw.

7. The ordered impact excavating device for the open-pit mine according to claim 1, characterized in that a rotating rod (31) is connected to the outer wall of one side of the base (3) through a bearing, anti-skid wheels are arranged at two ends of the rotating rod (31), a driving motor (30) is arranged on the outer wall of the bottom of the base (3), and one end of an output shaft of the driving motor (30) is in transmission fit with the rotating rod (31) through a belt.

8. The ordered impact excavating device for the open pit mine according to claim 1, wherein the handrail (4) with an L-shaped structure is fixed on the outer wall of one side of the base (3) through a screw, the outer wall of the handrail (4) is provided with the anti-skid protrusions (5), and the anti-skid protrusions (5) are made of silica gel.

9. An ordered impact excavation apparatus for open-pit mines according to claim 6, wherein the dust suction hose (15) is a bellows and a sealing ring is provided at the connection of the bellows and the dust suction head (19).

10. A working method of an ordered impact excavating device for a strip mine is characterized by comprising the following steps:

s1, when the device is used, a user holds the handrail (4), the driving motor (30) works to drive the rotating rod (31) to rotate, the rotating rod (31) rotates and simultaneously drives the anti-skid wheels to rotate, the anti-skid wheels rotate to drive the device to move, and the handrail (4) is used for controlling the direction to move the device to a specified position;

s2, controlling a driving motor (29) to rotate, driving a screw rod (23) to rotate under the action of a bevel gear in the rotating process of the driving motor (29), driving a sliding ring (22) to slide on the screw rod by the rotation of the screw rod (23), realizing the back and forth movement of a pushing block under the action of a connecting rod (24) when the sliding ring (22) slides, and further changing the diameter of a drill bit when the pushing block moves back and forth, wherein a user can adjust the drill bits with different diameters according to the size of ore for use;

s3, after the size of the drill bit is adjusted, the motor (27) is controlled to work to drive the fixed box (28) to rotate, the fixed box (28) can drive the whole drill bit to rotate when rotating, the piston rod of the electric telescopic rod (9) is controlled to extend, and the electric telescopic rod (9) works to push the whole drill bit to move, so that the drill bit can impact and excavate ores;

s4, more flying dust is generated in the excavation process, the dust collection pump can absorb the flying dust into the dust collection box (12) through the dust collection head for collection, the projection lamp (18) can emit light for workers to illuminate, the piston rod of the electric push rod (6) is controlled to extend or shorten to adjust the angle of the drill bit, and the ores can be impacted conveniently from different angles;

s5, the spring (14) can be compressed by the pressure from the cone drill (20), when the strength of some ores is high, the spring (14) can be completely compressed due to overlarge pressure, after the spring (14) is completely compressed, the first contact (1) and the second contact (2) can be contacted, the circuit is connected, and the alarm (8) gives an alarm to remind workers of stopping mining in time.

Technical Field

The invention relates to the technical field of ore mining, in particular to an ordered impact excavating device for strip mines and a working method of the ordered impact excavating device.

Background

The sky ore is to strip the floating soil and surrounding rock covering the upper part and around the ore body, transport the barren rock to the dump, excavate the ore directly from the ore body that is uncovered, when the ore body buries shallowly or the earth's surface has the exposure, it is superior to the underground mining to use open cut mining, the work of stripping the upper rock and soil is called stripping, the proportion of stripping rock soil quantity and mining ore quantity is called stripping ratio, strip ore with too large stripping ratio, the open cut mining cost is high, should change the method of underground mining, in the course of strip mining, often need to use the impact excavating gear to split the hard ore.

In the prior art, an impact excavating device generally comprises a motor and a drill bit, wherein the motor works to drive the drill bit to rotate to crush ores.

However, in the process of ore impact excavation, the size of the drill bit cannot be changed, so that impact excavation cannot be performed on ores with different sizes, the mining efficiency of the ores is greatly reduced, and the use requirements of people cannot be met obviously.

Disclosure of Invention

The invention provides an orderly impact excavating device for a strip mine and a working method thereof, and aims to solve the technical problems that in the process of impact excavation of ores, the sizes of drill bits cannot be changed, so that impact excavation cannot be performed on ores with different sizes, and the mining efficiency of the ores is greatly reduced. Its advantage lies in can using according to the drill bit of the size adjustment different diameters of ore, has improved the application scope of device, has increased the mining efficiency of ore.

The invention provides an orderly impact excavating device for strip mines, which comprises a base and an electric motor, and is characterized in that an output shaft of the electric motor is connected with a fixed box through a coupling, a driving motor is arranged on the outer wall of the top of the fixed box, the output shaft of the driving motor is connected with a lead screw through a bevel gear, sliding rings distributed at equal intervals are sleeved on the outer wall of the lead screw, connecting rods distributed at equal intervals in an annular mode are hinged on the outer wall of the sliding rings, a pushing block is hinged on one end, away from the sliding rings, of each connecting rod, the section of each pushing block is of a fan-shaped structure, rotary blades distributed at equal intervals are arranged on the outer surface of each pushing block, the rotary blades are distributed in a right-angled triangle mode, an installation barrel is arranged on the outer wall of one side of the fixed box and is of a, and the inner wall that promotes piece and sliding tray forms sliding fit, the pivoted in-process of driving motor drives the lead screw and rotates under bevel gear's effect, the lead screw rotates and drives the slip ring and slide on the lead screw, when the slip ring slides, can realize promoting the piece round trip movement under the effect of connecting rod, and then can change the diameter of drill bit when promoting the piece round trip movement, the user can use according to the drill bit of the different diameters of size regulation of ore, the application scope of device has been improved, the exploitation efficiency of ore has been increased.

Preferably, the outer wall of one side of the mounting cylinder, which is far away from the fixed box, is provided with a cone drill, and the outer surface of the cone drill is provided with triangular blades distributed at equal intervals.

Preferably, the outer wall of the top of the base is hinged with an electric push rod, one end of a piston rod of the electric push rod is hinged with a fixed cylinder, the inner wall of one side of the fixed cylinder is fixed with an electric telescopic rod through a screw, one end of the piston rod of the electric telescopic rod is provided with a push plate, the outer wall of the push plate is fixed with a piston cylinder through a screw, the inner wall of the piston cylinder is connected with a piston in a sliding manner, one end of the piston is provided with a connecting rod, the outer wall of the connecting rod is sleeved with a spring, one end of the connecting rod, far away from the piston, is provided with a sliding plate, a motor is fixed on the sliding plate through a screw, the spring can be compressed under the pressure of a conical drill, when the strength of certain ores is high, the pressure applied to the spring is too high, the spring can be completely, can remind the workman in time to stop the exploitation to cause the damage of device, improved the life of device, control electric putter piston rod extension or shorten the angle that can adjust the drill bit, conveniently impact the ore from the angle of difference, make the ore can be broken more easily.

Preferably, the top outer wall and the bottom outer wall of the piston cylinder are both provided with second contacts, the outer wall of the sliding plate is provided with a first contact, the first contact is matched with the second contact, and the top outer wall of the fixed cylinder is fixed with an alarm through a screw.

Preferably, a lamp panel is arranged on one side of the outer wall of the top of the fixed cylinder, and a projection lamp is arranged on the outer wall of one side of the lamp panel, so that the projection lamp can emit light to be illuminated by workers, and the workers can use the projection lamp under the condition of weak light; the convenience of operation is improved.

Preferably, the top outer wall of a fixed section of thick bamboo is provided with the dust collection box, and one side inner wall of dust collection box is provided with the dust absorption pump, the input of dust absorption pump has cup jointed the dust absorption hose, and the dust absorption hose keeps away from the one end of dust absorption pump and has cup jointed the dust absorption head, the dust absorption head passes through the fix with screw on the outer wall of lamp plate, and the in-process of excavation can produce more dust that flies upward, and the dust absorption pump can be collected to the dust collection box in through the dust absorption head dust absorption that will fly upward, can avoid the dust to cause the pollution to the surrounding environment.

Preferably, the outer wall of one side of the base is connected with a rotating rod through a bearing, anti-skidding wheels are arranged at two ends of the rotating rod, a driving motor is arranged on the outer wall of the bottom of the base, and one end of an output shaft of the driving motor forms transmission fit with the rotating rod through a belt.

Preferably, the outer wall of one side of base passes through the handrail that the fix with screw has L shape structure, and the outer wall of handrail is provided with the non-skid protrusions, the non-skid protrusions are the silica gel material.

Preferably, the dust collection hose is a corrugated pipe, and a sealing ring is arranged at the joint of the corrugated pipe and the dust collection head.

A working method of an ordered impact excavating device for a strip mine is characterized by comprising the following steps:

s1, when in use, a user holds the handrail, the driving motor works to drive the rotating rod to rotate, the rotating rod drives the anti-skid wheel to rotate while rotating, the anti-skid wheel rotates to drive the device to move, and the device is moved to a specified position by using the direction controlled by the handrail;

s2, controlling a driving motor to rotate, wherein the driving motor drives a screw rod to rotate under the action of a bevel gear in the rotating process, the screw rod drives a sliding ring to slide on the screw rod, when the sliding ring slides, the pushing block can move back and forth under the action of a connecting rod, the diameter of the drill bit can be changed when the pushing block moves back and forth, and a user can adjust the drill bits with different diameters according to the size of ore to use;

s3, after the size of the drill bit is adjusted, the motor is controlled to work to drive the fixing box to rotate, the fixing box can drive the whole drill bit to rotate when rotating, the piston rod of the electric telescopic rod is controlled to extend, and the electric telescopic rod works to push the whole drill bit to move, so that the drill bit can impact and excavate ores;

s4, more flying dust is generated in the excavation process, the dust collection pump can absorb the flying dust into a dust collection box through a dust collection head for collection, the projection lamp can emit light for workers to illuminate, the piston rod of the electric push rod is controlled to extend or shorten the angle capable of adjusting the drill bit, and the ores can be impacted conveniently from different angles;

s5, the spring can be compressed by the pressure from the cone drill, when the strength of some ores is high, the spring can be completely compressed due to overlarge pressure, after the spring is completely compressed, the first contact and the second contact can be contacted, the circuit is connected, the alarm can give an alarm, and a worker can be reminded of stopping mining in time.

The beneficial effects of the invention are as follows:

1. according to the ordered impact excavating device for the strip mine, the driving motor, the lead screw and the pushing block are arranged, the lead screw is driven to rotate under the action of the bevel gear in the rotating process of the driving motor, the lead screw rotates to drive the sliding ring to slide on the lead screw, when the sliding ring slides, the pushing block can move back and forth under the action of the connecting rod, the diameter of a drill bit can be changed when the pushing block moves back and forth, a user can adjust the drill bits with different diameters according to the size of the ore to use, the application range of the device is improved, and the mining efficiency of the ore is increased;

2. according to the ordered impact excavating device for the strip mine, the dust suction pump, the projection lamp and the electric push rod are arranged, so that more flying dust can be generated in the excavating process, the dust suction pump can suck the flying dust into the dust collection box through the dust suction head for collection, and the dust can be prevented from polluting the surrounding environment; the projection lamp can emit light for workers to illuminate, so that the workers can use the projection lamp under the condition of weak light; the convenience of operation is improved; the angle of the drill bit can be adjusted by controlling the extension or shortening of the piston rod of the electric push rod, so that ores can be impacted conveniently from different angles, and the ores can be crushed more easily;

3. this excavating gear is strikeed in order to opencut, through being provided with the spring, first contact and second contact, the spring can receive the pressure that comes from the cone and bore and compress, when the intensity of certain ore is higher, the too big pressure that the spring received can be by the complete compression, after the spring is by the complete compression, first contact and second contact can contact, the circuit switch-on this moment, the alarm then can send the warning, can remind the workman in time to stop the exploitation, in order to avoid causing the damage of device, the service life of device has been improved.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

Fig. 1 is an overall structural sectional view of an ordered impact excavating device for a strip mine and a working method thereof according to the present invention;

fig. 2 is an enlarged structural schematic diagram of an ordered impact excavating device for strip mines and a working method A of the ordered impact excavating device;

fig. 3 is an enlarged structural schematic diagram of a strip mine ordered impact excavating device and a working method B thereof provided by the invention;

FIG. 4 is a front view of the overall structure of an ordered impact excavating apparatus for strip mine and a working method thereof according to the present invention;

fig. 5 is a schematic structural diagram of a base of the open-pit mine orderly impacting excavation device and the working method thereof.

In the figure: 1 first contact, 2 second contact, 3 base, 4 handrail, 5 antiskid projection, 6 electric push rod, 7 fixed cylinder, 8 alarm, 9 electric telescopic rod, 10 push pedal, 11 piston, 12 dust collection box, 13 piston cylinder, 14 spring, 15 dust collection hose, 16 sliding plate, 17 lamp panel, 18 projection lamp, 19 dust collection head, 20 cone drill, 21 triangle blade, 22 sliding ring, 23 lead screw, 24 connecting rod, 25 installation cylinder, 26 rotary blade, 27 motor, 28 fixed box, 29 driving motor, 30 driving motor, 31 rotating rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-5, an ordered impact excavating device for open-pit mines comprises a base 3 and an electric motor 27, an output shaft of the electric motor 27 is connected with a fixed box 28 through a coupler, a driving motor 29 is arranged on the outer wall of the top of the fixed box 28, the output shaft of the driving motor 29 is connected with a lead screw 23 through a bevel gear, the outer wall of the lead screw 23 is sleeved with sliding rings 22 distributed equidistantly, the outer wall of the sliding ring 22 is hinged with connecting rods 24 distributed equidistantly and annularly, one end of the connecting rod 24 far away from the sliding ring 22 is hinged with a pushing block, the section of the pushing block is of a fan-shaped structure, the outer surface of the pushing block is provided with rotary blades 26 distributed equidistantly, the rotary blades 26 are distributed in a right triangle shape, the outer wall of one side of the fixed box 28 is provided with a mounting cylinder 25, the mounting cylinder 25 is of a, and the pushing block and the inner wall of the sliding groove form sliding fit. The control driving motor 29 rotates, the driving motor 29 rotates to drive the screw rod 23 to rotate under the action of the bevel gear, the screw rod 23 rotates to drive the sliding ring 22 to slide on the screw rod, when the sliding ring 22 slides, the pushing block can move back and forth under the action of the connecting rod 24, the diameter of the drill bit can be changed when the pushing block moves back and forth, and a user can adjust the drill bits with different diameters according to the size of ore to use the drill bits.

Preferably, the outer wall of one side of the mounting cylinder 25, which is far away from the fixing box 28, is provided with a cone drill 20, the outer surface of the cone drill 20 is provided with triangular blades 21 which are distributed equidistantly, the outer wall of the top of the base 3 is hinged with an electric push rod 6, one end of a piston rod of the electric push rod 6 is hinged with a fixing cylinder 7, the inner wall of one side of the fixing cylinder 7 is fixed with an electric telescopic rod 9 through screws, one end of the piston rod of the electric telescopic rod 9 is provided with a push plate 10, the outer wall of the push plate 10 is fixed with a piston cylinder 13 through screws, the inner wall of the piston cylinder 13 is connected with a piston 11 in a sliding manner, one end of the piston 11 is provided with a connecting rod, the outer wall of the connecting rod is sleeved with a spring 14, one end of the connecting rod, which is far away from the piston 11, is provided with, and the first contact 1 is matched with the second contact 2, and the outer wall of the top of the fixed cylinder 7 is fixed with an alarm 8 through a screw. Spring 14 can receive the pressure from the awl 20 and compress, and when the intensity of certain ore was higher, the too big pressure that spring 14 received can be compressed by the complete, and after spring 14 was compressed by the complete, first contact 1 and second contact 2 can contact, and the circuit switch-on this moment, alarm 8 then can send the warning, can remind the workman in time to stop exploiting.

It is worth mentioning that a lamp panel 17 is arranged on one side of the outer wall of the top of the fixed cylinder 7, a projection lamp 18 is arranged on one side of the outer wall of the lamp panel 17, a dust collection box 12 is arranged on the outer wall of the top of the fixed cylinder 7, a dust collection pump is arranged on the inner wall of one side of the dust collection box 12, a dust collection hose 15 is sleeved on the input end of the dust collection pump, a dust collection head 19 is sleeved on one end, away from the dust collection pump, of the dust collection hose 15, the dust collection head 19 is fixed on the outer wall of the lamp panel 17 through screws, a rotating rod 31 is connected to the outer wall of one side of the base 3 through a bearing, anti-slip wheels are arranged at two ends of the rotating rod 31, a driving motor 30 is arranged on the outer wall of the bottom of the base 3, one end of an output shaft of the driving motor 30 forms transmission fit with the rotating rod 31, the dust collection hose 15 is a corrugated pipe, a sealing ring is arranged at the joint of the corrugated pipe and the dust collection head 19, so that a lot of flying dust can be generated in the excavation process, and the dust collection pump can absorb the flying dust into the dust collection box 12 through the dust collection head for collection; the projector 18 can emit light for workers to illuminate, so that the workers can use the projector under the condition of weak light; the angle of the drill bit can be adjusted by controlling the extension or shortening of the piston rod of the electric push rod 6, so that ores can be impacted from different angles conveniently, and the ores can be crushed more easily;

a working method of an ordered impact excavating device for a strip mine comprises the following steps:

s1, when in use, a user holds the handrail 4, the driving motor 30 works to drive the rotating rod 31 to rotate, the rotating rod 31 rotates and simultaneously drives the anti-skid wheels to rotate, the anti-skid wheels rotate to drive the device to move, and the device is moved to a designated position by using the direction controlled by the handrail 4;

s2, controlling the driving motor 29 to rotate, driving the screw rod 23 to rotate under the action of the bevel gear in the rotating process of the driving motor 29, driving the sliding ring 22 to slide on the screw rod by the rotating screw rod 23, realizing the back and forth movement of the pushing block under the action of the connecting rod 24 when the sliding ring 22 slides, and further changing the diameter of the drill bit when the pushing block moves back and forth, so that users can adjust the drill bits with different diameters according to the size of ores for use;

s3, after the size of the drill bit is adjusted, the motor 27 is controlled to work to drive the fixing box 28 to rotate, the fixing box 28 can drive the whole drill bit to rotate when rotating, the piston rod of the electric telescopic rod 9 is controlled to extend, and the electric telescopic rod 9 works to push the whole drill bit to move, so that the drill bit can impact and excavate ores;

s4, more flying dust is generated in the excavation process, the dust collection pump can absorb the flying dust into the dust collection box 12 through the dust collection head for collection, the projection lamp 18 can emit light for workers to illuminate, the piston rod of the electric push rod 6 is controlled to extend or shorten the angle capable of adjusting the drill bit, and the ores can be conveniently impacted from different angles;

s5, the spring 14 can be compressed by the pressure from the cone drill 20, when the strength of some ores is high, the spring 14 can be completely compressed due to overlarge pressure, when the spring 14 is completely compressed, the first contact 1 and the second contact 2 can be contacted, the circuit is connected, and the alarm 8 gives an alarm to remind workers of stopping mining in time.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.