CN215257681U - Speed reducer for coal mine development machine - Google Patents
Speed reducer for coal mine development machine Download PDFInfo
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- CN215257681U CN215257681U CN202121653076.6U CN202121653076U CN215257681U CN 215257681 U CN215257681 U CN 215257681U CN 202121653076 U CN202121653076 U CN 202121653076U CN 215257681 U CN215257681 U CN 215257681U
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Abstract
The utility model discloses a speed reducer for coal mine entry driving machine, including connecting the shell, the one end position of connecting the shell is provided with the axis body, the one end of axis body is provided with first gear, the top meshing of first gear is connected with the second gear, the top position of second gear is provided with the dead lever, and the top of dead lever is provided with ball. The utility model discloses in, when using this mechanism, time is one long, the axis body can be bigger and bigger with the clearance in drive mechanism shaft hole, the erection column of setting on the axis body, the outside of erection column is provided with the foam expanding agent, be provided with the fixed slot at the middle part of first gear simultaneously, be provided with the spread groove in the fixed slot, erection column and spread groove one-to-one, in the time of the installation, twist the foam expanding agent atress inflation that makes on the erection column to the axis body, be full of the intermediate layer in the spread groove, the second gear is also so, it is too big to reduce to avoid the hole when the pivoted, increase of service life, be worth wideling popularize.
Description
Technical Field
The utility model relates to a colliery technical field especially relates to a speed reducer for coal mine entry driving machine.
Background
Coal mines are natural resources, and are areas where people mine coal resources in coal-rich mining areas, which are generally divided into underground coal mines and open coal mines, and along with the development of the society, more and more coal mines are used in the life nowadays.
At present, when a coal mine is mined, a heading machine is required to be used in the process of excavation, a speed reducer in the heading machine is a very important mechanism, but the existing speed reducer has some problems in the use process, the transmission efficiency is not high, the working efficiency is reduced, and meanwhile, after the speed reducer is used for a period of time, the gap between a motor shaft and a shaft hole of a transmission mechanism is larger and larger, so that the use is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a speed reducer for a coal mine heading machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a speed reducer for coal mine entry driving machine, includes the connection shell, the one end position of connection shell is provided with the axis body, the one end of axis body is provided with first gear, the top meshing of first gear is connected with the second gear, the top position of second gear is provided with the dead lever, the top of dead lever is provided with ball, ball's intermediate position sliding connection has ball nut pair, the hole groove has been seted up to the inside intermediate position of first gear, the intermediate position in hole groove is provided with the fixed slot, three spread groove has been seted up at the top of fixed slot, the one end of axis body is provided with three erection column.
As a further description of the above technical solution:
and a rubber pad is arranged on the surface of the connecting shell.
As a further description of the above technical solution:
and interlayers are arranged at two sides of the inside of the connecting groove.
As a further description of the above technical solution:
the fixed groove is communicated with the connecting groove.
As a further description of the above technical solution:
and foam expanding agents are arranged on two sides of the interior of the mounting column.
As a further description of the above technical solution:
the mounting columns are distributed annularly along the circle center of the shaft body.
As a further description of the above technical solution:
the connecting grooves correspond to the mounting columns one to one, and are distributed annularly along the circle center of the fixed groove.
The utility model discloses following beneficial effect has:
1. the utility model discloses in, because present speed reducer is when using, transmission efficiency is not high, be provided with first gear in the one end of axis body, the top meshing of first gear is connected with the second gear, first gear is connected with the second gear meshing and is formed bevel gear, it is vice to be provided with ball and ball nut at the top of second gear, when connecting shell one end and speed reducer are connected like this, it rotates to drive the axis body, ball nut on the ball is vice also can rotate simultaneously, efficiency is more high-efficient like this, and work efficiency is improved.
2. The utility model discloses in, when using this mechanism, time is one long, the axis body can be bigger and bigger with the clearance in drive mechanism shaft hole, the erection column of setting on the axis body, the outside of erection column is provided with the foam expanding agent, be provided with the fixed slot at the middle part of first gear simultaneously, be provided with the spread groove in the fixed slot, erection column and spread groove one-to-one, in the time of the installation, twist the foam expanding agent atress inflation that makes on the erection column to the axis body, be full of the intermediate layer in the spread groove, the second gear is also so, it is too big to reduce to avoid the hole when the pivoted, increase of service life, be worth wideling popularize.
Drawings
Fig. 1 is a schematic structural view of a speed reducer for a coal mine heading machine provided by the utility model;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is the utility model provides a first gear structure sketch map of speed reducer for coal mine heading machine.
Fig. 4 is a schematic diagram of a hole-groove structure of a speed reducer for a coal mine heading machine provided by the utility model;
fig. 5 is the utility model provides a shaft body structure schematic diagram of speed reducer for coal mine heading machine.
Illustration of the drawings:
1. a connecting shell; 2. a rubber pad; 3. a shaft body; 4. a ball screw; 5. a ball nut pair; 6. a first gear; 7. a second gear; 8. fixing the rod; 9. a hole groove; 10. fixing grooves; 11. connecting grooves; 12. an interlayer; 13. mounting a column; 14. a foam expansion agent.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides an embodiment: a speed reducer for a coal mine heading machine comprises a connecting shell 1, wherein one end of the connecting shell 1 is provided with a shaft body 3, one end of the shaft body 3 is provided with a first gear 6 for facilitating transmission, the top of the first gear 6 is in meshing connection with a second gear 7, the first gear 6 and the second gear 7 are in meshing transmission, the top of the second gear 7 is provided with a fixed rod 8, the top of the fixed rod 8 is provided with a ball screw 4, the middle position of the ball screw 4 is in sliding connection with a ball nut pair 5, the transmission efficiency is low when the existing speed reducer is used, one end of the shaft body 3 is provided with the first gear 6, the top of the first gear 6 is in meshing connection with the second gear 7, the first gear 6 and the second gear 7 are in meshing connection to form a bevel gear, the top of the second gear 7 is provided with the ball screw 4 and the ball nut pair 5, so that when one end of the connecting shell 1 is connected with the speed reducer, the shaft body 3 is driven to rotate, meanwhile, the ball nut pair 5 on the ball screw 4 also rotates, so that the efficiency is more efficient, and the working efficiency is improved, the hole groove 9 is formed in the middle position inside the first gear 6, the fixing groove 10 is formed in the middle position of the hole groove 9, the three connecting grooves 11 are formed in the top of the fixing groove 10, the three mounting columns 13 are arranged at one end of the shaft body 3 for a long time, the gap between the shaft body 3 and the shaft hole of the transmission mechanism is gradually increased, the mounting columns 13 are arranged on the shaft body 3, the foam expanding agent 14 is arranged on the outer sides of the mounting columns 13, meanwhile, a fixed groove 10 is arranged in the middle of the first gear 6, a connecting groove 11 is arranged in the fixed groove 10, mounting columns 13 correspond to the connecting grooves 11 one by one, and during mounting, the body 3 is twisted to expand the foam expansion agent 14 on the mounting post 13 to fill the interlayer 12 in the connecting groove 11.
Connect the surface of shell 1 to be provided with rubber pad 2, play the effect of a protection when connecting, the inside both sides position of spread groove 11 is provided with intermediate layer 12, intermediate layer 12 is in order to let foam expanding agent 14 have the place of packing, make things convenient for it to have the packing space, fixed slot 10 and spread groove 11 are intercommunication each other, be convenient for installation and connection, the inside both sides of erection column 13 all are provided with foam expanding agent 14, foam expanding agent 14 atress just expands, erection column 13 is the annular along the centre of a circle of axis body 3 and distributes, be convenient for install, spread groove 11 is the one-to-one with erection column 13, spread groove 11 is the annular along the centre of a circle of fixed slot 10 and distributes, the two one-to-one facilitates the connection.
The working principle is as follows: when the speed reducer is used, because the existing speed reducer is used, the transmission efficiency is not high, a first gear 6 is arranged at one end of a shaft body 3, a second gear 7 is meshed and connected with the top of the first gear 6, the first gear 6 and the second gear 7 are meshed and connected to form a bevel gear, a ball screw 4 and a ball nut pair 5 are arranged at the top of the second gear 7, so that when one end of a connecting shell 1 is connected with the speed reducer, the shaft body 3 is driven to rotate, and meanwhile, the ball nut pair 5 on the ball screw 4 also rotates, so that the efficiency is more efficient, the working efficiency is improved, when the speed reducer is used, the time is long, the gap between the shaft body 3 and a shaft hole of a transmission mechanism is increased, a mounting column 13 arranged on the shaft body 3 is provided with a foam expanding agent 14 on the outer side of the mounting column 13, and a fixing groove 10 is arranged at the middle part of the first gear 6, be provided with the spread groove 11 in the fixed slot 10, erection column 13 and spread groove 11 one-to-one, during the installation, twist a pair shaft body 3 and make the 14 atress expansions of foam expanding agent on the erection column 13, be full of intermediate layer 12 in the spread groove 11, second gear 7 is also so, and it is too big to reduce to avoid the hole when the pivoted, increase of service life.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a speed reducer for coal mine entry driving machine, includes connecting shell (1), its characterized in that: the one end position of connecting shell (1) is provided with axis body (3), the one end of axis body (3) is provided with first gear (6), the top meshing of first gear (6) is connected with second gear (7), the top position of second gear (7) is provided with dead lever (8), the top of dead lever (8) is provided with ball (4), the intermediate position sliding connection of ball (4) has ball nut pair (5), hole groove (9) have been seted up to the inside intermediate position of first gear (6), the intermediate position of hole groove (9) is provided with fixed slot (10), three spread groove (11) have been seted up at the top of fixed slot (10), the one end of axis body (3) is provided with three erection column (13).
2. A reducer for a coal mine heading machine according to claim 1, wherein: the surface of the connecting shell (1) is provided with a rubber pad (2).
3. A reducer for a coal mine heading machine according to claim 1, wherein: and interlayers (12) are arranged at two sides of the inside of the connecting groove (11).
4. A reducer for a coal mine heading machine according to claim 1, wherein: the fixed groove (10) and the connecting groove (11) are communicated with each other.
5. A reducer for a coal mine heading machine according to claim 1, wherein: and foam expanding agents (14) are arranged on two sides of the interior of the mounting column (13).
6. A reducer for a coal mine heading machine according to claim 1, wherein: the mounting columns (13) are distributed annularly along the circle center of the shaft body (3).
7. A reducer for a coal mine heading machine according to claim 1, wherein: the connecting grooves (11) are in one-to-one correspondence with the mounting columns (13), and the connecting grooves (11) are distributed annularly along the circle center of the fixing groove (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121653076.6U CN215257681U (en) | 2021-07-20 | 2021-07-20 | Speed reducer for coal mine development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121653076.6U CN215257681U (en) | 2021-07-20 | 2021-07-20 | Speed reducer for coal mine development machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215257681U true CN215257681U (en) | 2021-12-21 |
Family
ID=79493141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121653076.6U Active CN215257681U (en) | 2021-07-20 | 2021-07-20 | Speed reducer for coal mine development machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215257681U (en) |
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2021
- 2021-07-20 CN CN202121653076.6U patent/CN215257681U/en active Active
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