CN215658029U - Drill bit for furnace dismantling machine - Google Patents
Drill bit for furnace dismantling machine Download PDFInfo
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- CN215658029U CN215658029U CN202121035575.9U CN202121035575U CN215658029U CN 215658029 U CN215658029 U CN 215658029U CN 202121035575 U CN202121035575 U CN 202121035575U CN 215658029 U CN215658029 U CN 215658029U
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- drill bit
- cutting
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- blade
- slag
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Abstract
The utility model discloses a drill bit for a furnace breaker, which comprises a conical drill bit body, wherein four blades and four slag grooves are uniformly distributed on the surface of the drill bit body along the lateral edge of an outer cone, the blades and the slag grooves are arranged at intervals in pairs, a plurality of slag grooves are uniformly distributed on each blade, the slag grooves are communicated with the slag grooves when the drill bit works, a cutting column mounting hole is formed between two adjacent slag grooves on each blade, a cutting column is mounted in each cutting column mounting hole, and the cutting columns are connected with the cutting column mounting holes in an interference fit manner. The utility model can effectively improve the reaming speed and discharge slag in time, and greatly prolongs the service life of the drill bit and reduces the production cost due to the addition of the strengthening blade.
Description
Technical Field
The utility model belongs to the technical field of metallurgical auxiliary equipment, and particularly relates to a drill bit for a furnace dismantling machine.
Background
The drill bit for the furnace dismantling machine is used for reaming the steel tapping hole of the steel making furnace, the current drill bit has short service time and high replacement frequency, and a cutting column or a cutting tool is easy to bend or break, thereby seriously influencing the production efficiency of enterprises.
Disclosure of Invention
The utility model aims to solve the problems and provides a drill bit for a furnace dismantling machine, which can effectively improve the reaming speed and discharge slag in time, greatly prolongs the service life of the drill bit and reduces the production cost due to the addition of a reinforcing blade.
The technical scheme adopted by the technical problem to be solved by the utility model is realized as follows:
a drill bit for a furnace breaker comprises a conical drill bit body, wherein four blades and four slag grooves are uniformly distributed on the surface of the drill bit body along the outer conical side edge, the blades and the slag grooves are arranged at intervals in pairs, a plurality of slag grooves are uniformly distributed on each blade, the slag grooves are communicated with the slag grooves when the drill bit works, a cutting column mounting hole is formed between two adjacent slag grooves on each blade, a cutting column is mounted in each cutting column mounting hole, and the cutting columns are connected with the cutting column mounting holes in an interference fit manner; the drill bit comprises a drill bit body and is characterized in that a reinforcing blade is arranged in each slag discharging groove at the tail end of the drill bit body, a reinforcing chip discharging groove is formed in each reinforcing blade, each reinforcing chip discharging groove is formed in each reinforcing blade, reinforcing cutting column mounting holes are formed in the two sides of each reinforcing chip discharging groove in each reinforcing blade, and reinforcing cutting columns are connected to the inner holes of the reinforcing cutting column mounting holes in an interference fit mode.
Preferably, the tail end of the drill bit body is provided with a connecting ring, the middle of the connecting ring is provided with a connecting hole, the axis of the connecting hole is overlapped with the axis of the drill bit body, the connecting ring is provided with two pin holes, and the axis of each pin hole is perpendicular to the axis of the connecting hole.
Preferably, the tail end of the drill bit body is provided with a square connecting column, the connecting column is provided with a pin hole, and the axis of the pin hole is perpendicular to the axis of the drill bit body.
Preferably, cutting post one side on the blade all is equipped with the boss, the boss is located the opposite side of cutting post during operation atress, strengthen cutting post one side on the blade and all be equipped with the boss, the boss is located the opposite side of strengthening cutting post during operation atress.
Preferably, the diameter of the chip groove is the same as that of the reinforced chip groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model can effectively improve the reaming speed and discharge slag in time, and can greatly improve the service life of the drill bit and reduce the production cost due to the addition of the strengthening blade;
2. the bosses are arranged on one side of the cutting column on the blade and one side of the reinforced cutting column on the reinforced blade, and can provide a reaction force after the cutting column and the reinforced cutting column are subjected to rotation stress along with the drill bit, so that the cutting column and the reinforced cutting column are prevented from being bent or broken, and the service life is prolonged.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the structure of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1, a drill bit for a furnace breaker comprises a conical drill bit body 1, wherein four blades 2 and four slag discharge grooves 3 are uniformly distributed on the surface of the drill bit body 1 along the lateral edge of an outer cone, the blades 2 and the slag discharge grooves 3 are arranged at intervals in pairs, a plurality of slag discharge grooves 4 are uniformly distributed on each blade 2, the slag discharge grooves 4 are communicated with the slag discharge grooves 3 when the drill bit works, a cutting column mounting hole is formed between two adjacent slag discharge grooves 4 on each blade 2, a cutting column 5 is mounted in each cutting column mounting hole, and the cutting column 5 is in interference fit connection with the cutting column mounting hole; every at the end of drill bit body 1 all be provided with in the slag groove 3 and strengthen blade 6, every strengthen and all seted up one on the blade 6 and strengthen chip groove 7, every strengthen and all seted up on the blade 6 and strengthen the chip groove 7 both sides and strengthen the cutting post mounting hole, it is connected with and strengthens cutting post 8 to strengthen cutting post mounting hole interference fit.
The end of the drill bit body 1 is provided with a connecting ring 9, the middle of the connecting ring 9 is provided with a connecting hole, the axis of the connecting hole is superposed with the axis of the drill bit body 1, the connecting ring 9 is provided with two pin holes 10, the axis of each pin hole 10 is perpendicular to the axis of the connecting hole, and the drill bit body 1 is connected with a furnace dismantling machine through a pin.
The end of the drill bit body 1 is provided with a square connecting column, a pin hole is formed in the connecting column, the axis of the pin hole is perpendicular to the axis of the drill bit body 1, and the drill bit body 1 is connected with a furnace dismantling machine through a pin.
Cutting post 5 one side on the blade 2 all is equipped with boss 11, boss 11 is located the opposite one side of 5 during operation atresss of cutting post, strengthen cutting post 8 one side on the blade 6 and all be equipped with the boss, the boss is located the opposite one side of 8 during operation atresss of strengthening cutting post.
The diameter of the chip groove 4 is the same as that of the reinforced chip groove 7.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement, component separation or combination and the like made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims (5)
1. The drill bit for the furnace breaker is characterized by comprising a conical drill bit body, wherein four blades and four slag grooves are uniformly distributed on the surface of the drill bit body along the lateral edge of an outer cone, the blades and the slag grooves are arranged at intervals in pairs, a plurality of slag grooves are uniformly distributed on each blade, the slag grooves are communicated with the slag grooves when the drill bit works, a cutting column mounting hole is formed between two adjacent slag grooves on each blade, a cutting column is mounted in each cutting column mounting hole, and the cutting columns are connected with the cutting column mounting holes in an interference fit manner; the drill bit comprises a drill bit body and is characterized in that a reinforcing blade is arranged in each slag discharging groove at the tail end of the drill bit body, a reinforcing chip discharging groove is formed in each reinforcing blade, each reinforcing chip discharging groove is formed in each reinforcing blade, reinforcing cutting column mounting holes are formed in the two sides of each reinforcing chip discharging groove in each reinforcing blade, and reinforcing cutting columns are connected to the inner holes of the reinforcing cutting column mounting holes in an interference fit mode.
2. The drill bit for the furnace dismantling machine as claimed in claim 1, wherein the end of the drill bit body is provided with a connecting ring, the middle part of the connecting ring is provided with a connecting hole, the axis of the connecting hole coincides with the axis of the drill bit body, and the connecting ring is provided with two pin holes, and the axes of the pin holes are perpendicular to the axis of the connecting hole.
3. The drill bit for the furnace dismantling machine of claim 1, wherein the end of the drill bit body is provided with a square connecting column, the connecting column is provided with a pin hole, and the axis of the pin hole is perpendicular to the axis of the drill bit body.
4. The drill bit for the demolition machine according to claim 1, wherein the cutting pillars of the blades are provided with bosses on one side thereof, the bosses are located on the opposite side to the forces applied when the cutting pillars are operated, and the reinforcing cutting pillars of the reinforcing blades are provided with bosses on one side thereof, the bosses are located on the opposite side to the forces applied when the reinforcing cutting pillars are operated.
5. The drill bit for a demolition machine according to claim 1, wherein the diameter of the flute is the same as the diameter of the reinforced flute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121035575.9U CN215658029U (en) | 2021-05-14 | 2021-05-14 | Drill bit for furnace dismantling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121035575.9U CN215658029U (en) | 2021-05-14 | 2021-05-14 | Drill bit for furnace dismantling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215658029U true CN215658029U (en) | 2022-01-28 |
Family
ID=79972109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121035575.9U Active CN215658029U (en) | 2021-05-14 | 2021-05-14 | Drill bit for furnace dismantling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215658029U (en) |
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2021
- 2021-05-14 CN CN202121035575.9U patent/CN215658029U/en active Active
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