CN219864896U - Rock drill equipment for mining convenient to change bore bit - Google Patents
Rock drill equipment for mining convenient to change bore bit Download PDFInfo
- Publication number
- CN219864896U CN219864896U CN202321234173.0U CN202321234173U CN219864896U CN 219864896 U CN219864896 U CN 219864896U CN 202321234173 U CN202321234173 U CN 202321234173U CN 219864896 U CN219864896 U CN 219864896U
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- China
- Prior art keywords
- drill
- rock drill
- bore bit
- bit body
- drill bit
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- 239000011435 rock Substances 0.000 title claims abstract description 35
- 238000005065 mining Methods 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 2
- 239000004575 stone Substances 0.000 description 8
- 238000005553 drilling Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model aims to solve the defects of the rock drill in the prior art in replacing a drill bit, and provides a rock drill device for mining, which is convenient for replacing the drill bit. Including rock drill equipment body and bore bit body, the rotating block is installed to rock drill equipment body lower extreme, rotating block lower extreme fixedly connected with installation piece, the transversal square of bore bit body upper portion is personally submitted to the chute has all been seted up to the lateral wall all around of bore bit body upper portion, the recess that is used for inserting bore bit body upper portion is seted up to the installation piece lower extreme to in the installation piece, seted up the spout around the recess, be equipped with in the spout with chute complex cardboard, with cardboard articulated connecting rod, with connecting rod articulated slider, and with slider threaded connection's lead screw. The device has simple operation for replacing the drill bit, does not need to adopt the hexagonal wrench to rotate the drill chuck to clamp the drill bit, and can fix the clamping plate inserted into the drill bit, thereby ensuring the stability of the drill bit body in the use process.
Description
Technical Field
The utility model belongs to the technical field of geological mining equipment, and particularly relates to rock drill equipment for mining, which is convenient for replacing a drill bit.
Background
Currently, in the geological mining process, a rock drill is required to drill blastholes in stone so as to put explosive into the blastholes to burst the stone, thereby completing stone mining or other stone engineering.
The existing rock drill is used for drilling stones by directly contacting drill bits arranged on the rock drill with the stones, and the hardness of the stones is high, so that the surface of the drill bit is worn during drilling, the drill bit needs to be replaced after being used for a period of time, the drill bit is usually replaced by directly arranging a drill chuck on the rock drill, then the drill bit is placed in the drill chuck and clamped by rotating the drill chuck through an external hexagonal wrench, the drill chuck needs to be rotated forcefully during the process of clamping the drill bit, the labor intensity is high, the phenomenon of slipping between the external hexagonal wrench and the drill chuck is easy to occur during the rotation of the drill chuck, and the replacement efficiency of the drill bit is reduced.
Disclosure of Invention
The utility model aims to solve the defects of the rock drill in the prior art in replacing a drill bit, and provides a rock drill device for mining, which is convenient for replacing the drill bit. The device has simple operation for replacing the drill bit, and does not need to adopt a hexagonal wrench to rotate the drill chuck to clamp the drill bit. And the clamping plate for inserting the drill bit can be fixed, so that the stability of the drill bit body in the use process is ensured.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a rock drill equipment for mining convenient to change bore bit, includes rock drill equipment body and bore bit body, the rotating block is installed to bore bit equipment body lower extreme, can drive the bore bit body and strike once more after rotating certain angle, and for prior art, rotating block lower extreme fixedly connected with installation piece, the transversal square of bore bit body upper portion is personally submitted to the chute has all been seted up to the lateral wall all around of bore bit body upper portion, bore bit body lower part is the pointed end, the recess that is used for inserting bore bit body upper portion is offered to the installation piece lower extreme, and the cross section of recess also is the square to in the installation piece, seted up four spouts with four chute one-to-one around the recess, be equipped with in the spout with chute complex cardboard, with the articulated connecting rod of cardboard, with the articulated slider of connecting rod to and with slider threaded connection's lead screw, the lead screw is horizontal in the spout, and the one end of keeping away from the recess wears out the outer wall and lead screw knob fixed connection of installation piece.
Preferably, in the rock drill equipment for mining, which is convenient for replacing the drill bit, one end of the screw rod, which is far away from the groove, penetrates out of the outer wall of the mounting block and is connected with the driving mechanism for driving the screw rod to rotate;
the driving mechanism comprises a gear fixedly connected with the screw rod, an annular groove is formed in the side wall of the mounting block, a rotary circular ring is inserted into the annular groove, and an annular rack meshed with the gear is fixedly connected to the lower end of the outer side of the rotary circular ring.
Preferably, in the rock drill equipment for mining with the drill bit convenient to replace, the upper end of the outer side of the rotary ring of the driving mechanism is fixedly connected with a plurality of holding rods, a plurality of thread grooves corresponding to the holding rods are formed in the outer wall of the mounting block, bolts are connected to the holding rods in a threaded mode, and the bolts are connected with the thread grooves in a threaded mode.
Preferably, in the rock drill equipment for mining, the drill bit of which is convenient to replace, a plurality of sliding rails are transversely arranged in the sliding groove, and the sliding blocks transversely move on the sliding rails.
Compared with the prior art, the utility model has the following beneficial effects:
1. through setting up chute, cardboard, lead screw and actuating mechanism, rotatory ring clockwise rotation can make four sliders all slide to the direction that is close to each other for four cardboard can synchronous slope upwards slide insert in the chute, fix the position of bore bit body, easy operation need not adopt hexagonal wrench to rotate the drill chuck and press from both sides tightly to the bore bit.
2. After the clamping plates are completely inserted into the inclined grooves, the bolts are rotated at the moment, so that the bolts are in threaded connection with the inner walls of the corresponding threaded grooves, and further the rotating positions of the circular rings can be fixed, the positions of the four clamping plates are fixed, and the stability of the drill bit body in the use process is ensured.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present utility model;
FIG. 2 is a schematic view of the construction of the mounting block in the apparatus of the present utility model;
FIG. 3 is an enlarged schematic view of the structure shown at A in FIG. 2;
in the figure: 1. a rock drill apparatus body; 2. a switch; 3. a rotating block; 4. a mounting block; 5. a bit body; 6. a groove; 7. a chute; 8. a chute; 9. a screw rod; 10. a slide block; 11. a clamping plate; 12. a connecting rod; 13. a slide rail; 14. an annular groove; 15. rotating the circular ring; 16. an annular rack; 17. a gear; 18. a grip; 19. a thread groove; 20. and (5) a bolt.
Detailed Description
Example 1
The utility model provides a rock drill equipment for mining convenient to change bore bit, includes rock drill equipment body and bore bit body, the rotating block is installed to rock drill equipment body lower extreme, rotating block lower extreme fixedly connected with installation piece, the transversal square of personally submitting of bore bit body upper portion to the chute has all been seted up to the lateral wall around of bore bit body upper portion, and bore bit body lower part is pointed end, the recess that is used for inserting bore bit body upper portion is seted up to the installation piece lower extreme to in the installation piece, set up four spouts with four chute one-to-one around the recess, be equipped with in the spout with chute complex cardboard, with cardboard articulated connecting rod, with connecting rod articulated slider to and slider threaded connection's lead screw, the lead screw is horizontal in the spout, and the outer wall and lead screw knob fixed connection of installation piece are worn out to the one end of keeping away from the recess.
Example 2
The utility model provides a rock drill equipment for mining convenient to change bore bit, includes rock drill equipment body 1 and bore bit body 5, installs switch 2 on the rock drill equipment body 1, and electric connection can control opening and closing of rock drill equipment body between switch 2 and control rock drill equipment body and the external power source, is prior art, rock drill equipment body lateral wall fixedly connected with solid fixed ring, solid fixed ring lateral wall fixedly connected with a plurality of hand levers. The lower end of the rock drill equipment body is provided with a rotating block 3 which can drive the drill bit body to rotate for a certain angle and then impact again, the prior art is characterized in that the lower end of the rotating block is fixedly connected with a mounting block 4, the cross section of the upper part of the drill bit body is square, the peripheral side wall of the upper part of the drill bit body is provided with a chute 7, the lower part of the drill bit body is pointed, the lower end of the mounting block is provided with a groove 6 for inserting the upper part of the drill bit body, the cross section of the groove is square, four sliding grooves 8 which are in one-to-one correspondence with the four sliding grooves are formed in the mounting block and around the groove, clamping plates 11 matched with the chute are arranged in the sliding grooves, a connecting rod 12 hinged with the clamping plates, a sliding block 10 hinged with the connecting rod, a lead screw 9 in threaded connection with the sliding block, the lead screw is transversely arranged in the sliding groove, one end far away from the groove penetrates out of the outer wall of the mounting block and is connected with a driving mechanism for driving the rotation of the lead screw, a plurality of sliding rails 13 are transversely arranged in the sliding grooves, and the sliding block moves transversely on the sliding rails;
the driving mechanism comprises a gear 17 fixedly connected with the screw rod, an annular groove 14 formed in the side wall of the mounting block, a rotary ring 15 inserted into the annular groove, and an annular rack 16 meshed with the gear fixedly connected with the lower end of the outer side of the rotary ring; the driving mechanism is characterized in that a plurality of holding rods 18 are fixedly connected to the upper end of the outer side of the rotary ring of the driving mechanism, a plurality of thread grooves 19 corresponding to the holding rods are formed in the outer wall of the mounting block, bolts 20 are connected to the holding rods in a threaded mode, and the bolts are connected with the thread grooves in a threaded mode.
According to the utility model, when the drill bit body is installed, the cross section of the upper part of the drill bit body is square, so that any one surface of the drill bit body can be inserted into the groove, then the drill bit body is inserted into the groove, the top end of the drill bit body is tightly attached to the top of the groove, then a plurality of bolts are separated from a plurality of thread grooves, then a plurality of holding rods are manually used for driving a circular ring to rotate clockwise, then an annular rack rotates clockwise to drive four gears to rotate synchronously, and then four lead screws are driven to rotate synchronously, so that four sliding blocks slide in directions close to each other, and then four clamping plates are driven to slide upwards synchronously through four connecting rods to be inserted into four inclined grooves, so that the position of the drill bit body is fixed;
after the clamping plates are completely inserted into the inclined grooves, the bolts positioned on the holding rod are directly opposite to the thread grooves one by one, at the moment, the bolts are rotated to enable the bolts to be in threaded connection with the corresponding thread grooves, and then the positions of the circular rings can be fixed, so that the positions of the four clamping plates are fixed, the stability of the drill bit body in the using process is ensured, then the hand rod is manually held and the switch is opened, so that the rock drill equipment body can drive the drill bit body to drill stones;
when needs dismantle the bore bit body, only need rotate the bolt and make its and thread groove separation this moment, then anticlockwise rotation ring, four lead screw rotations drive four sliders and all slide to the direction of keeping away from each other this moment for four cardboard can take out from the draw-in groove in step, accomplish the dismantlement to the bore bit body, easy operation need not adopt hexagonal spanner to rotate the drill chuck and press from both sides tight to the bore bit, make intensity of labour reduce, and the phenomenon emergence that skids between outer hexagonal spanner and the drill chuck still appears easily, and then lead to the change efficiency to the bore bit to descend.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (4)
1. The utility model provides a rock drill equipment for mining convenient to change bore bit, its characterized in that includes rock drill equipment body and bore bit body, the rotating block is installed to bore bit equipment body lower extreme, rotating block lower extreme fixedly connected with installation piece, the cross section of bore bit body upper portion is personally submitted the square to the chute has all been seted up to the lateral wall around of bore bit body upper portion, bore bit body lower part is the pointed end, the recess that is used for inserting bore bit body upper portion is offered to installation piece lower extreme, the cross section of recess also is the square to in the installation piece, offered four spouts with four chute one-to-one around the recess, be equipped with in the spout with chute complex cardboard, with the articulated connecting rod of cardboard to with the articulated slider of connecting rod, and with slider threaded connection's lead screw, the lead screw is horizontal in the spout to the outer wall and the lead screw knob fixed connection that the outer wall of installation piece was worn out to the one end of keeping away from the recess.
2. The rock drill device for mining, which facilitates the replacement of a drill bit according to claim 1, wherein the end of the screw rod, which is far away from the groove, penetrates out of the outer wall of the mounting block and is connected with a driving mechanism for driving the screw rod to rotate;
the driving mechanism comprises a gear fixedly connected with the screw rod, an annular groove is formed in the side wall of the mounting block, a rotary circular ring is inserted into the annular groove, and an annular rack meshed with the gear is fixedly connected to the lower end of the outer side of the rotary circular ring.
3. The rock drill device for mining, which is convenient for replacing a drill bit, according to claim 2, wherein a plurality of holding rods are fixedly connected to the upper end of the outer side of the rotary ring of the driving mechanism, a plurality of thread grooves corresponding to the holding rods are formed in the outer wall of the mounting block, bolts are connected to the holding rods in a threaded mode, and the bolts are connected with the thread grooves in a threaded mode.
4. A rock drill apparatus for mining with easy bit replacement according to claim 1, wherein a plurality of slide rails are transversely arranged in the slide grooves, and the slide blocks transversely move on the slide rails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321234173.0U CN219864896U (en) | 2023-05-22 | 2023-05-22 | Rock drill equipment for mining convenient to change bore bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321234173.0U CN219864896U (en) | 2023-05-22 | 2023-05-22 | Rock drill equipment for mining convenient to change bore bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219864896U true CN219864896U (en) | 2023-10-20 |
Family
ID=88342236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321234173.0U Active CN219864896U (en) | 2023-05-22 | 2023-05-22 | Rock drill equipment for mining convenient to change bore bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219864896U (en) |
-
2023
- 2023-05-22 CN CN202321234173.0U patent/CN219864896U/en active Active
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