CN214328324U - Rail drilling machine - Google Patents
Rail drilling machine Download PDFInfo
- Publication number
- CN214328324U CN214328324U CN202121932022.3U CN202121932022U CN214328324U CN 214328324 U CN214328324 U CN 214328324U CN 202121932022 U CN202121932022 U CN 202121932022U CN 214328324 U CN214328324 U CN 214328324U
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Abstract
The utility model provides a rail drilling machine, which comprises a main body, a drill bit, a power mechanism and a centrifugal fan, wherein the main body comprises a base and a clamping seat fixedly connected with the base; the drill bit is arranged on the base, the power mechanism comprises a motor for providing power for the drill bit and a battery pack for supplying power to the motor, the motor is arranged on the base, and the battery pack is positioned between the base and the clamping seat; the centrifugal fan is arranged on a motor shaft of the motor. Through arranging the battery pack between the base and the clamping seat, the size of the whole machine is reduced, the problem of unbalance is solved, the centrifugal fan is arranged on a motor shaft of the motor, the motor and the battery pack can be cooled, the motor is prevented from being stopped due to the generated high temperature, and the fault rate of the steel rail drilling machine is reduced.
Description
Technical Field
The utility model relates to a drilling machine technical field especially relates to a rail drilling machine.
Background
At present, the rail drilling machine used in railway engineering and electric system mainly adopts two forms of small internal combustion engine as power and AC motor as power. The alternating current motor of the steel rail drilling machine taking the alternating current motor as power needs to be connected with three-phase 380V alternating current, the alternating current motor is inconvenient to be connected with the alternating current when the steel rail drilling machine is constructed on a railway, and the whole machine is heavy and inconvenient to use on the railway due to the fact that the weight and the volume of the alternating current motor are large and the weight and the volume of other parts are added, and the motor is easy to generate heat and generate high temperature when the steel rail drilling machine works for a long time, so that the motor of the steel rail drilling machine stops or even is damaged, and the steel rail drilling machine breaks down; the internal combustion steel rail drilling machine needs to be internally provided with an internal combustion engine, so that the whole structure is large in size, and the failure rate of the steel rail drilling machine is high due to the fact that the internal combustion engine is prone to failure.
How to solve the problems of heavy whole machine, large volume and high failure rate of the existing steel rail drilling machine is an important subject to be urgently solved in the industry at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides a rail drilling machine for solve the defect that the complete machine of current rail drilling machine is heavy, the volume is great and the fault rate is high, through arranging the battery pack between base and the tight seat of clamp, reduced the volume of complete machine, solved the problem of overweight to through setting up centrifugal fan on the motor shaft of motor, can be to motor and group battery cooling, avoid the high temperature of production to lead to the motor to shut down, reduced the fault rate of this rail drilling machine.
The utility model provides a rail drilling machine, include:
the main body comprises a base and a clamping seat fixedly connected with the base;
a drill bit disposed on the base;
the power mechanism comprises a motor for providing power for the drill bit and a battery pack for supplying power to the motor, the motor is arranged on the base, and the battery pack is positioned between the base and the clamping seat;
and the centrifugal fan is arranged on a motor shaft of the motor.
According to the utility model provides a pair of rail drilling machine, still including setting up speed reduction drive in the base constructs, speed reduction drive with motor drive connects, the drill bit sets up speed reduction drive is last.
According to the utility model provides a pair of rail drilling machine, be provided with the vent on the casing of motor, the vent with the corresponding setting of centrifugal fan.
According to the utility model provides a pair of rail drill, speed reduction drive mechanism includes:
a spindle on which the drill bit is disposed;
and the speed reducing assembly is rotatably arranged in the base and is in transmission connection with the motor and the spindle.
According to the utility model provides a pair of rail drilling machine, the speed reduction subassembly includes:
the gear transmission assembly is meshed with a motor shaft of the motor;
the first bevel gear is in transmission connection with the gear transmission assembly;
and the second bevel gear is meshed with the first bevel gear and is connected with the main shaft.
According to the utility model provides a pair of rail drilling machine, the gear drive subassembly includes:
a first gear engaged with a motor shaft of the motor;
a second gear shaft coaxially connected with the first gear;
and the third gear shaft is meshed with the second gear shaft, and the first bevel gear is coaxially connected with the third gear shaft.
According to the utility model provides a pair of rail drilling machine still includes the handle, the handle include with base rotatable coupling's vertical portion with be located the horizontal part of group battery top, press from both sides tight seat orientation one side of motor is provided with the confession the draw-in groove of the tip embedding of horizontal part.
According to the utility model provides a pair of rail drilling machine, speed reduction drive mechanism still establishes including the cover axle sleeve outside the main shaft, the fixed cover of second bevel gear is established outside the axle sleeve, just the axle sleeve with be provided with the keyway on one of them of main shaft, be provided with the embedding on another one the key of keyway, the keyway is followed the axial extension of main shaft, the key with the keyway can relative slip.
According to the utility model provides a pair of rail drill still includes feed mechanism, feed mechanism includes:
the feeding pipe is sleeved outside the main shaft, and the main shaft is rotatably connected with the feeding pipe;
and the feed driving assembly is used for driving the feed pipe to be close to or far away from the steel rail.
According to the utility model provides a pair of rail drilling machine still includes the clamping mechanism who is used for pressing from both sides tight rail, clamping mechanism sets up press from both sides on the tight seat of clamp.
The utility model provides a rail drilling machine through arranging the battery pack between base and the tight seat of clamp, has reduced the volume of complete machine, has solved the problem of overweight to through setting up centrifugal fan on the motor shaft of motor, can be to motor and group battery cooling, the high temperature of avoiding producing leads to the motor to shut down, has reduced this rail drilling machine's fault rate. The problems of heavy whole machine, large volume and high failure rate of the existing steel rail drilling machine are solved.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a first perspective view of a rail drilling machine provided by the present invention;
fig. 2 is a second perspective view of the rail drilling machine provided by the present invention;
FIG. 3 is a front view of the rail drill provided by the present invention;
fig. 4 is a cross-sectional view of a rail drill provided by the present invention;
fig. 5 is a schematic working diagram of a rail drilling machine provided by the present invention.
Reference numerals:
1: a motor; 2: a base; 3: a feed assist lever;
4: a rail clamping hook plate; 5: clamping a rail wall; 6: clamping the boosting rod;
7: a feed handle; 8: a clamping seat; 9: a handle;
10: a battery pack; 11: a motor shaft; 12: a first gear;
13: a second gear shaft; 14: a third gear shaft; 15: a first bevel gear;
16: a second bevel gear; 17: a main shaft; 18: a centrifugal fan;
19: a motor driver; 20: a drill bit; 21: a rack;
22: a shaft sleeve; 23: a rotating gear plate; 24: a card slot;
25: a threaded sleeve; 26: a first clamping portion; 27: a second clamping portion.
28: and a vent.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.
The rail boring machine of the present invention, which includes a main body, a drill bit 20, a power mechanism, and a centrifugal fan 18, will be described with reference to fig. 1 to 5.
Wherein, the main part includes base 2 and the tight seat of clamp 8 with base 2 fixed connection, and drill bit 20 sets up on base 2 for to the rail drilling.
The power mechanism comprises a motor 1 and a battery pack 10, wherein the motor 1 is used for providing power for the drill bit 20, and the battery pack 10 is used for supplying power to the motor 1 so that the motor 1 can work normally. And, motor 1 sets up on base 2, and group battery 10 is located base 2 and presss from both sides between the tight seat 8, like this, arranges group battery 10 between base 2 and the tight seat 8 of clamp, is favorable to reducing the volume of this rail drill, is convenient for carry to can avoid the heavy phenomenon partially.
The battery pack 10 may be composed of a plurality of lithium batteries.
So set up, this rail drill is through arranging group battery 10 between base 2 and the tight seat 8 of clamp, has reduced the volume of complete machine, has solved the problem of overweight to through setting up centrifugal fan 18 on motor shaft 11 of motor 1, can be to motor 1 and group battery 10 cooling, avoid the high temperature of production to lead to motor 1 to shut down, reduced this rail drill's fault rate. The problems of heavy whole machine, large volume and high failure rate of the existing steel rail drilling machine are solved.
In this embodiment, the casing of the motor is provided with a ventilation opening 28, and the ventilation opening 28 is arranged corresponding to the centrifugal fan 18 so as to facilitate air circulation.
In this embodiment, this rail drill still includes handle 9, and handle 9 includes vertical portion and horizontal part, and vertical portion is rotationally connected with base 2, and the horizontal part setting is in the top of group battery 10 to can play the guard action to group battery 10.
The clamping seat 8 is provided with a clamping groove 24 on one side facing the motor 1 for embedding the end part of the horizontal part, so that when the rail drilling machine is carried, the horizontal part of the handle 9 is rotated to the upper part of the battery pack 10, and the end part of the horizontal part is embedded into the clamping groove 24, so that the groove wall of the clamping groove 24 has a limiting effect on the horizontal part, and the phenomenon that the handle 9 is rotated to be inconvenient to carry in the carrying process is avoided; and the force borne by the handle 9 can be dispersed to the clamping seat 8, so that the service life of the handle 9 is prolonged.
In this embodiment, the rail drilling machine further includes a speed reduction transmission mechanism, the speed reduction transmission mechanism is disposed in the base 2 and is in transmission connection with the motor 1, and the drill bit 20 is disposed on the speed reduction transmission mechanism so that the motor 1 drives the drill bit 20 to rotate.
Wherein, speed reduction drive mechanism includes main shaft 17 and speed reduction subassembly, and drill bit 20 sets up on main shaft 17, and specifically, drill bit 20 sets up the tip at main shaft 17 to can rotate with main shaft 17 in step. The speed reduction assembly is rotatably arranged in the base 2 and is in transmission connection with the motor 1 and the spindle 17, so that the spindle 17 is driven to rotate after the rotating speed of the motor 1 is reduced.
It should be noted that the connection structure between the drill 20 and the main shaft 17 is an existing structure, and thus, the detailed description thereof is omitted.
Specifically, the speed reducing assembly includes a gear transmission assembly, a first bevel gear 15 and a second bevel gear 16, wherein the gear transmission assembly is engaged with the motor shaft 11 of the motor 1, and here, the motor shaft 11 of the motor 1 may be a gear shaft. The first bevel gear 15 is in driving connection with the gear transmission assembly, the second bevel gear 16 is connected with the main shaft 17, and the second bevel gear 16 is meshed with the first bevel gear 15. In this way, a driving connection of the electric motor 1 to the spindle 17 is achieved.
It should be noted that the axial direction of the motor shaft 11 is perpendicular to the axial direction of the main shaft 17, so that the arrangement of the motor 1 and the reduction transmission mechanism is more compact, which is beneficial to reducing the length of the whole machine, reducing the occupied space and facilitating the carrying.
In the embodiment, the gear transmission assembly comprises a first gear 12, a second gear shaft 13 and a third gear shaft 14, wherein the first gear 12 is meshed with the motor shaft 11 of the motor 1; the second gear shaft 13 is coaxially connected with the first gear 12, that is, the first gear 12 is disposed on the second gear shaft 13, the third gear shaft 14 is engaged with the second gear shaft 13, and the first bevel gear 15 is coaxially connected with the third gear shaft 14 so as to drive the first bevel gear 15 to rotate. Thus, three-stage speed reduction is realized through the first gear 12, the third gear shaft 14 and the second bevel gear 16, the high rotating speed of the motor shaft 11 of the motor 1 can be reduced to be within 300rpm, and the requirements of the railway industry standard 'common technical conditions for rail drilling machines-2102 and 2002' are met. Here, the second gear shaft 13 and the third gear shaft 14 are both rotatably provided in the base 2.
In this embodiment, the speed reduction transmission mechanism further includes a shaft sleeve 22, the shaft sleeve 22 is sleeved outside the main shaft 17, and the second bevel gear 16 is fixedly sleeved outside the shaft sleeve 22 so as to drive the shaft sleeve 22 to rotate.
One of the sleeve 22 and the spindle 17 is provided with a key groove, and the other is provided with a key embedded in the key groove. Here, the key groove extends along the axial direction of the spindle 17 or the sleeve 22, and the key groove can slide relatively, so that the sleeve 22 and the spindle 17 can slide relatively, thereby facilitating the spindle 17 to bring the drill bit 20 close to or away from the rail.
Preferably, the keyway is the same width as the key so that sleeve 22 rotates spindle 17 and thus bit 20.
Here, the shaft sleeve 22 may be provided as a spline housing, a portion of the main shaft 17 that mates with the shaft sleeve 22 may be provided as a spline shaft, and the spline housing and the spline shaft can slide relative to each other to ensure that the main shaft 17 can approach or separate from the rail.
In this embodiment, the rail drill further comprises a feeding mechanism, the feeding mechanism comprises a feeding pipe and a feeding driving assembly, the feeding pipe is sleeved outside the main shaft 17, and the feeding pipe is rotatably connected with the main shaft 17, so that the main shaft 17 can rotate in the feeding pipe. The feed drive assembly is used to drive the feed tube towards or away from the rail so that the feed tube drives the spindle 17 towards or away from the rail to facilitate the drilling of the rail by the drill bit 20.
Here, the feed tube is rotatably connected with the main shaft 17 by a bearing.
Specifically, the feeding driving assembly comprises a rotary gear disc 23 arranged on the base 2 and a feeding assisting rod 3 driving the rotary gear disc 23 to rotate, a rack 21 meshed with the rotary gear disc 23 is arranged on the outer wall of the feeding pipe, and the rack 21 extends along the axial direction of the feeding pipe. In this way, the rack 21 can be moved by rotating the rotary gear disc 23, so that the spindle 17 is moved by the feed pipe to move the drill 20 closer to or away from the rail, thereby achieving axial movement of the drill 20.
The end of the feed assist lever 3 away from the rotary gear plate 23 is provided with a feed handle 7 to facilitate grasping by an operator.
It should be noted that a through hole is provided in the base 2, and the through hole is located above the rack 21 so that the rotary gear plate 23 can be engaged with the rack 21 through the through hole.
In this embodiment, the rail drilling machine further includes a clamping mechanism, the clamping mechanism is used for clamping the rail, and the clamping mechanism is disposed on the clamping base 8.
This clamping mechanism is including pressing from both sides rail wall 5, it colludes board 4 and tight helping hand subassembly to press from both sides the rail wall 5 and set up on pressing from both sides tight seat 8, it rotationally connects the one end of keeping away from tight seat 8 at pressing from both sides rail wall 5 to press from both sides the middle part that rail colluded board 4, it is including fixing the screw rod on pressing from both sides tight seat 8 to press from both sides tight helping hand subassembly including fixing, with screw rod assorted swivel nut 25 and with swivel nut 25 fixed connection's tight helping hand pole 6 of clamp, it colludes the top of board 4 and is connected with swivel nut 25 to press from both sides rail, it can drive swivel nut 25 along the screw rod removal to press from both sides tight helping hand pole 6 through the rotation, thereby it rotates to drive and press from both sides rail collude board 4.
Here, two first clamping parts 26 for clamping the steel rail are arranged at the bottom end of the rail clamping hook plate 4, when the clamping boosting rod 6 is rotated to enable the screw sleeve 25 to be close to the clamping seat 8, the bottom end of the rail clamping hook plate 4 moves upwards to enable the first clamping parts 26 to be far away from the steel rail; when the clamping boosting rod 6 is rotated to make the screw sleeve 25 far away from the clamping seat 8, the bottom end of the rail clamping hook plate 4 moves downwards to make the first clamping part 26 close to the steel rail.
The second clamping portions 27 are provided on both sides of the bottom end of the clamp base 8, and the rail can be clamped by the engagement of the first clamping portion 26 and the second clamping portion 27. Here, the two second clamping portions 27 are located on both sides of the drill 20, respectively.
The clamping mechanism can achieve the purpose of quickly clamping the steel rail and has the advantages of convenience and quickness in clamping, time saving and labor saving.
In this embodiment, the base 2 is provided with a charging port, which can be electrically connected to the battery pack 10 so as to charge the battery pack 10, so that the battery pack 10 can be directly charged through the charging port when the battery pack 10 is not powered.
The base is also provided with a motor driver 19 for controlling the motor 1, and the motor driver 19 is electrically connected to the battery pack 10. Here, the motor driver 19 may be a control circuit board.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A rail boring machine, comprising:
the main body comprises a base and a clamping seat fixedly connected with the base;
a drill bit disposed on the base;
the power mechanism comprises a motor for providing power for the drill bit and a battery pack for supplying power to the motor, the motor is arranged on the base, and the battery pack is positioned between the base and the clamping seat;
and the centrifugal fan is arranged on a motor shaft of the motor.
2. A rail bonding machine according to claim 1, further comprising a reduction gear disposed within the base, the reduction gear being in driving connection with the motor, the drill bit being disposed on the reduction gear.
3. A rail drill according to claim 1 wherein the motor has a ventilation opening in the casing, the ventilation opening being positioned in correspondence with the centrifugal fan.
4. A rail bonding drill according to claim 2, wherein the reduction drive mechanism comprises:
a spindle on which the drill bit is disposed;
and the speed reducing assembly is rotatably arranged in the base and is in transmission connection with the motor and the spindle.
5. A rail bonding drill according to claim 4 wherein the speed reduction assembly comprises:
the gear transmission assembly is meshed with a motor shaft of the motor;
the first bevel gear is in transmission connection with the gear transmission assembly;
and the second bevel gear is meshed with the first bevel gear and is connected with the main shaft.
6. A rail drill according to claim 5 wherein the gear assembly includes:
a first gear engaged with a motor shaft of the motor;
a second gear shaft coaxially connected with the first gear;
and the third gear shaft is meshed with the second gear shaft, and the first bevel gear is coaxially connected with the third gear shaft.
7. The rail drilling machine of claim 1, further comprising a handle, the handle including a vertical portion rotatably coupled to the base and a horizontal portion located above the battery pack, wherein a side of the clamping seat facing the motor is provided with a locking groove into which an end portion of the horizontal portion is fitted.
8. The rail drilling machine according to claim 5, wherein the reduction transmission mechanism further comprises a shaft sleeve sleeved outside the main shaft, the second bevel gear is fixedly sleeved outside the shaft sleeve, one of the shaft sleeve and the main shaft is provided with a key groove, the other of the shaft sleeve and the main shaft is provided with a key embedded in the key groove, the key groove extends in the axial direction of the main shaft, and the key groove can slide relatively.
9. The rail drill of claim 4, further comprising a feed mechanism, the feed mechanism comprising:
the feeding pipe is sleeved outside the main shaft, and the main shaft is rotatably connected with the feeding pipe;
and the feed driving assembly is used for driving the feed pipe to be close to or far away from the steel rail.
10. A rail bonding drill according to claim 1 further comprising a clamping mechanism for clamping the rail, the clamping mechanism being disposed on the clamping shoe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121932022.3U CN214328324U (en) | 2021-08-17 | 2021-08-17 | Rail drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121932022.3U CN214328324U (en) | 2021-08-17 | 2021-08-17 | Rail drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214328324U true CN214328324U (en) | 2021-10-01 |
Family
ID=77893287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121932022.3U Active CN214328324U (en) | 2021-08-17 | 2021-08-17 | Rail drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214328324U (en) |
-
2021
- 2021-08-17 CN CN202121932022.3U patent/CN214328324U/en active Active
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