CN212019505U - Portable steel rail drilling machine - Google Patents
Portable steel rail drilling machine Download PDFInfo
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- CN212019505U CN212019505U CN202020810012.1U CN202020810012U CN212019505U CN 212019505 U CN212019505 U CN 212019505U CN 202020810012 U CN202020810012 U CN 202020810012U CN 212019505 U CN212019505 U CN 212019505U
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Abstract
The utility model relates to a portable rail drilling machine belongs to the railway rail drilling technical field of ultrashort apart from operation. The technical scheme is as follows: the jacking lead screw is rotated to rotate the handle (8), the jacking lead screw (9) pushes the jacking shaft sleeve (10) to slide, the drill chuck (5) is in contact with the rail web on the other side of the steel rail, the gear wheel is rotated to rotate the handle (7), and the gear rotating shaft (11) drives the drill chuck (5) to rotate at an accelerated speed through the accelerating gear set (4) to drill the steel rail. The utility model has the advantages that: small, light in weight, manual operation, portable can use at the narrow and small position of gauge, has realized single operation, has reduced equipment input and later stage maintenance cost.
Description
Technical Field
The utility model relates to a portable rail drilling machine belongs to the railway rail drilling technical field of ultrashort apart from operation.
Background
The rail drilling machine used for the rail drilling operation has the driving modes of electric driving and gasoline engine driving: the electric drill is fixed on the drill frame, the drill frame is fixed on a steel rail needing drilling when the steel rail is drilled, the generator is arranged on site, the generator is connected with the electric drill through a cable to drive the electric drill, the drill frame utilizes a gear to drive a rack mode or a lead screw jacking mode to form pressure on a drill bit and the side wall of the steel rail, and the drill bit finishes cutting the side wall of the steel rail when rotating; the gasoline engine is driven by integrating the gasoline engine, the drill stand, the speed reducer, the drill chuck and the jacking device into a whole, the drill stand and the steel rail are fixed when the steel rail is drilled, the torque generated by the gasoline engine during working is directly output to the speed reducer to drive the drill chuck to rotate, and the gear drives the rack to enable the drill bit and the side wall of the steel rail to generate larger pressure to finish cutting. However, the two drilling machines have larger volumes and cannot be expanded in narrow gaps, and particularly cannot be used due to the influence of rail spacing in the drilling construction operation of the compound intersection turnout steel rail; the drill bit has high rotating speed, so that high heat is easily generated, the drill bit is annealed, the rigidity of the drill bit is influenced, the strength is reduced, and the consumption of the drill bit is increased; when the traditional drilling machine is used for electric drilling operation, the material of the carried tool is more and heavier, and the material is not enough, so that the operation by a plurality of people is needed, the working time is wasted, and the manufacturing cost of the whole set of tool is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable rail drilling machine, it is small, simple structure can expand the operation at the small and small position of double entry crossover switch rail strip interval, lightly easy-to-use, and portable can realize that single operation saves man-hour, and manual rotatory underspin avoids producing high temperature, and the protection drill bit, vulnerable part can be changed to have the extending capability who uses with the electric tool cooperation, solved the problem that exists among the background art.
The technical scheme of the utility model is that:
a portable steel rail drilling machine comprises a steel rail fixing device, a slidable drilling mechanism and a rack block, wherein the rack block is in a long strip shape, one end of the rack block is provided with the steel rail fixing device, the other end of the rack block is provided with the slidable drilling mechanism, the rack block is placed on the upper end face of a steel rail, and the steel rail fixing device and the slidable drilling mechanism are respectively positioned on two sides of the steel rail; the steel rail fixing device is matched and clamped on the rail web at one side of the steel rail; the slidable drilling mechanism comprises a locking gear handle, an accelerating gear set, a drill chuck, a driving and reversing locking device, a gear rotating handle, a jacking lead screw, a jacking shaft sleeve and a gear rotating shaft, wherein the driving and reversing locking device is divided into an upper part and a lower part, the upper part of the driving and reversing locking device is slidably arranged at the other end of the rack block and is provided with the locking gear handle, and the driving and reversing locking device is locked or unlocked by the locking gear handle when sliding on the rack block; the jacking shaft sleeve is arranged at the lower part of the advancing and retreating locking device in a sliding manner, a gear rotating shaft is arranged in the jacking shaft sleeve, two ends of the gear rotating shaft extend out of the jacking shaft sleeve, a gear rotating handle is arranged at one end of the gear rotating shaft, which is far away from the steel rail, one end of the gear rotating shaft, which is close to the steel rail, is connected with a drill chuck through a speed-increasing gear set, and the drill chuck is adjacent to the rail web; the jacking lead screw is in threaded connection with the lower portion of the advancing and retreating locking device, a jacking lead screw rotating handle is arranged at one end, far away from the steel rail, of the jacking lead screw, one end, close to the steel rail, of the jacking lead screw rotating handle is in matched contact with the jacking shaft sleeve, the jacking lead screw drives the jacking shaft sleeve to slide, the drilling chuck is in contact with the rail waist on the other side of the steel rail, the gear rotating handle is rotated, and the gear rotating shaft drives the drilling chuck to rotate in an accelerating mode through the accelerating gear set.
The jacking shaft sleeve is L-shaped and consists of a horizontal section and a vertical section, the gear rotating shaft is arranged in the horizontal section, the jacking lead screw is positioned below the horizontal section, and one end of the jacking lead screw, which is close to the steel rail, is in matched contact with the vertical section.
One end of the jacking lead screw, which is close to the steel rail, is provided with a hemisphere, and the jacking shaft sleeve is provided with a spherical groove, and the hemisphere is matched with the spherical groove; the hemisphere of the jacking lead screw jacks into the spherical groove of the jacking shaft sleeve to realize the positioning of the jacking lead screw, so that the pressure direction generated by the jacking lead screw when rotating forwards is always perpendicular to the rail web.
One end of the steel rail fixing device is welded on the rack block, the other end of the steel rail fixing device extends out towards the steel rail, the cross section of the extending end is in a T shape, the T shape is just clamped on the rail web of the steel rail and matched with the rack block pressed on the steel rail to fix the steel rail and the rack block.
The speed-increasing gear set is composed of a large gear and a small gear which are arranged up and down, the large gear is fixed at one end of a gear rotating shaft close to the steel rail, the drilling chuck is rotatably arranged on the jacking shaft sleeve through a rotating shaft, the small gear is fixed on the rotating shaft, and the large gear is meshed with the small gear.
And the lower part of the advancing and retreating locking device is provided with a threaded hole, and the jacking screw rod is in threaded connection with the lower part of the advancing and retreating locking device.
The lower part of the advancing and retreating locking device is provided with a sliding chute, and the jacking shaft sleeve penetrates through the sliding chute and is arranged at the lower part of the advancing and retreating locking device in a sliding manner.
The jacking lead screw, the gear rotating shaft and the rack block are parallel to each other.
The upper end face of the rack block is provided with a rack, a gear matched with the rack is arranged in the advancing and retreating locking device to form a gear rack mechanism together, and the locking gear handle is arranged on the gear.
The utility model adopts the mode of bridging on the steel rail, a pair of opposite forces are applied on the two side surfaces of the steel rail, one side surface is used as a steel rail fixing device which is completely attached to the rail web, the other corresponding side surface is used as a drill bit to apply rotary pressure, an acceleration gear set is adopted, the rotary jacking lead screw pushes the jacking shaft sleeve to slide, a drill chuck is driven to be quickly positioned on the rail web and locked and fastened, the acceleration gear set is a group of speed change gears and consists of a big gear and a small gear, the gear is manually shaken to rotate a handle, the acceleration gear set enables the drill chuck to generate rotary cutting with low speed and high speed, the size of the machine is reduced, the machine is easy to be applied in a narrow space, the manual mode also reduces the high rotating speed driven by electric power or a gasoline engine, the grinding consumption of the drill bit is reduced, the number of matched accessories is reduced, the pressure on the drill chuck is increased by matching the jacking lead, the drilling action is completed, the output shaft of the speed increasing gear set adopts an outer hexagon, the speed increasing gear set can be used by connecting an electric tool, the expansion capability is good, and the efficiency can also be improved.
The speed increasing gear set, the jacking lead screw and the like are common devices known in the field and are available on the market.
The utility model has the advantages that: the machine tool is small in size, can be used at a position with a narrow gauge, and solves the problem of construction operation in a narrow space; the manual operation rotational speed is low, has reduced the harm to the brill chuck: the portable drilling machine has the advantages of small volume, light weight, manual operation and portability, realizes single-person operation, and is suitable for drilling operation in places which are difficult to carry, such as bridges, high revetments and the like; the machines and tools are few in sleeved accessories and easy to maintain, the equipment investment and the later maintenance cost are reduced, the machine is more suitable for emergency operation, and the phenomenon that the parts are lost and fall due to the fact that the accessories are too many is avoided, so that the emergency is influenced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection structure of the jacking shaft sleeve and the jacking screw rod of the present invention;
in the figure: the steel rail fixing device comprises a steel rail fixing device 1, a rack block 2, a locking gear handle 3, an accelerating gear set 4, a large gear 41, a small gear 42, a drill chuck 5, an advancing and retreating locking device 6, a gear rotating handle 7, an ejecting lead screw rotating handle 8, an ejecting lead screw 9, an ejecting shaft sleeve 10, a gear rotating shaft 11, a horizontal section 12, a vertical section 13, a hemispheroid 14 and a spherical groove 15.
Detailed Description
The present invention will be further described with reference to the accompanying drawings by way of examples.
A portable rail drilling machine comprises a rail fixing device 1, a slidable drilling mechanism and a rack block 2, wherein the rack block 2 is in a long strip shape, one end of the rack block is provided with the rail fixing device 1, the other end of the rack block is provided with the slidable drilling mechanism, the rack block 2 is placed on the upper end face of a rail, and the rail fixing device 1 and the slidable drilling mechanism are respectively positioned on two sides of the rail; the steel rail fixing device 1 is clamped on the rail web at one side of the steel rail in a matching way; the slidable drilling mechanism comprises a locking gear handle 3, an accelerating gear set 4, a drilling chuck 5, an advancing and retreating locking device 6, a gear rotating handle 7, a jacking lead screw rotating handle 8, a jacking lead screw 9, a jacking shaft sleeve 10 and a gear rotating shaft 11, wherein the advancing and retreating locking device 6 is divided into an upper part and a lower part, the upper part of the advancing and retreating locking device 6 is slidably arranged at the other end of the rack block 2 and is provided with the locking gear handle 3, and the advancing and retreating locking device 6 is locked or unlocked through the locking gear handle 3 when sliding on the rack block 2; the jacking shaft sleeve 10 is arranged at the lower part of the advancing and retreating locking device 6 in a sliding manner, a gear rotating shaft 11 is arranged in the jacking shaft sleeve 10, two ends of the gear rotating shaft 11 extend out of the jacking shaft sleeve 10, a gear rotating handle 7 is arranged at one end of the gear rotating shaft 11, which is far away from the steel rail, one end of the gear rotating shaft, which is close to the steel rail, is connected with a drill chuck 5 through a speed-increasing gear set 4, and the drill chuck 5 is adjacent to the rail; jacking lead screw 9 threaded connection is in advance and retreat locking device 6 lower part, and the one end of keeping away from the rail is equipped with jacking lead screw rotating handle 8, and the one end and the jacking axle sleeve 10 that are close to the rail match the contact, rotate jacking lead screw rotating handle 8, and jacking lead screw 9 promotes jacking axle sleeve 10 and slides, and drill chuck 5 and rail opposite side web of rail contact rotate gear rotating handle 7, and gear rotation axis 11 drives drill chuck 5 through acceleration gear set 4 and rotates with higher speed, to the drilling of rail.
The jacking shaft sleeve 10 is L-shaped and consists of a horizontal section 12 and a vertical section 13, a gear rotating shaft 11 is arranged in the horizontal section 12, a jacking lead screw 9 is positioned below the horizontal section 12, and one end, close to a steel rail, of the jacking lead screw 9 is in matched contact with the vertical section 13.
One end of the jacking lead screw 9, which is close to the steel rail, is provided with a hemispheroid 14, and a spherical groove 15 is arranged on the jacking shaft sleeve 10 and is matched with the hemispheroid; the hemisphere of the jacking lead screw jacks into the spherical groove of the jacking shaft sleeve to realize the positioning of the jacking lead screw, so that the pressure direction generated by the jacking lead screw when rotating forwards is always perpendicular to the rail web.
One end of the steel rail fixing device 1 is welded on the rack block 2, the other end of the steel rail fixing device extends out towards the steel rail, the cross section of the extending end is in a T shape, the T shape is just clamped on the rail web of the steel rail and is matched with the rack block 2 pressed on the steel rail to fix the steel rail and the rack block 2.
The speed increasing gear set 4 is composed of a large gear 41 and a small gear 42 which are arranged up and down, the large gear 41 is fixed at one end of a gear rotating shaft 11 close to a steel rail, the drill chuck 5 is rotatably arranged on the jacking shaft sleeve 10 through a rotating shaft, the small gear 42 is fixed on the rotating shaft, and the large gear 41 is meshed with the small gear 42.
The lower part of the advancing and retreating locking device 6 is provided with a threaded hole, and the jacking lead screw 9 is in threaded connection with the lower part of the advancing and retreating locking device 6.
The lower part of the advancing and retreating locking device 6 is provided with a sliding groove, and the jacking shaft sleeve 10 penetrates through the sliding groove and is arranged at the lower part of the advancing and retreating locking device 6 in a sliding manner.
The jacking screw rod 9, the gear rotating shaft 11 and the rack block 2 are parallel to each other.
The upper end surface of the rack block 2 is provided with a rack, a gear matched with the rack is arranged in the advancing and retreating locking device 6 to form a gear rack mechanism together, and the locking gear handle 3 is arranged on the gear.
The steel rail fixing device 1 and the rack block 2 form an integral structure through welding.
In the embodiment, the shape of the steel rail fixing device 1 is matched with the shape of the rail web, the rack block 2 and the steel rail fixing device 1 are welded into a whole, the bottom surface of the rack block is contacted with the upper end surface of the steel rail, the rack block 2 penetrates through the upper part of the advancing and retreating locking device 6, the advancing and retreating locking device 6 can move back and forth on the rack block, and the locking gear handle 3 arranged on the advancing and retreating locking device 6 can realize unlocking and locking of the advancing and retreating locking device through forward pressing or backward pressing; the jacking lead screw 9 and the jacking shaft sleeve 10 both penetrate through the lower part of the advance and retreat locking device, the jacking shaft sleeve 10 slides in a sliding chute in the lower part of the advance and retreat locking device, the jacking lead screw is in threaded connection with the lower part of the advance and retreat locking device, the clockwise rotating jacking lead screw rotating handle 8 performs forward movement to push the jacking shaft sleeve to move forward, the anticlockwise rotating jacking lead screw rotating handle 8 performs backward movement, and meanwhile, the jacking shaft sleeve is pulled by hands to reset the jacking shaft sleeve.
When needs are when driling on the rail, fix rail fixing device 1 on rail one side web, rack piece overlap joint is at the rail up end, advance and retreat locking device 6 removes suitable position, advance and retreat locking device 6 locking through locking gear handle 3, clockwise rotation top lead screw turning handle 8, make top lead screw 9 promote top axle sleeve 10 and slide and move to the rail direction in the spout of advance and retreat locking device 6 lower part, contact with rail opposite side web until the brill dop, form the power relative with rail fixing device, the supplementary completion is with the utility model discloses fixed on the rail, rotatory gear wheel turning handle 7, the gear axis of rotation drives the gear wheel rotation, the gear wheel drives the pinion and rotates simultaneously, rotatory cutting force that forms behind the brill dop acceleration rate, the drilling to the rail is accomplished to the top power that cooperation top lead screw produced. After drilling finishes, the anticlockwise rotation carries out the retreating motion by jacking lead screw twist grip 8, slides in the spout of the 6 lower parts of advance and retreat locking device and to the direction motion of keeping away from the rail with dragging the jacking axle sleeve simultaneously, makes the jacking axle sleeve reset, then realizes the unblock through locking gear handle 3, makes advance and retreat locking device remove in the opposite direction, until can with the utility model discloses take off.
The utility model adopts a 45# steel structure, the friction bearing part is hardened, the framework selects the mode of bridging on the steel rail, a pair of opposite forces are applied on the two side surfaces of the steel rail, one side surface is completely attached to the rail web, the other corresponding side surface is applied with the drill bit to apply rotary pressure, the rotary jacking lead screw pushes the jacking shaft sleeve, the drill chuck is quickly positioned on the rail web and locked and fastened, the speed-up gear set is adopted, the speed-up gear set is a group of speed-changing gears, the hand-operated gear can rotate the handle, the rotation of the gear wheel on the rack pushes the pinion to rotate quickly, the drill chuck generates low-speed and high-speed rotary cutting, the size of the machine is reduced, the machine is easy to be applied in a narrow space, the manual mode also reduces the high rotating speed driven by electric power or a gasoline engine, the grinding consumption of the drill bit is reduced, the pressure on the drill chuck is increased by matching with the jacking lead screw and the speed-increasing gear set, so that the drill chuck generates rotary cutting with continuously increased pressure to finish the drilling action, an output shaft of the speed-increasing gear set adopts an outer hexagon and can be connected with an electric tool for use, the expansion capability is good, and the efficiency can also be improved.
Claims (9)
1. A portable rail borer which is characterized in that: the steel rail drilling machine comprises a steel rail fixing device (1), a slidable drilling mechanism and a rack block (2), wherein the rack block (2) is in a long strip shape, one end of the rack block is provided with the steel rail fixing device (1), the other end of the rack block is provided with the slidable drilling mechanism, the rack block (2) is placed on the upper end face of a steel rail, and the steel rail fixing device (1) and the slidable drilling mechanism are respectively positioned on two sides of the steel rail; the steel rail fixing device (1) is clamped on the rail web at one side of the steel rail in a matching manner; the slidable drilling mechanism comprises a locking gear handle (3), an acceleration gear set (4), a drilling chuck (5), an advancing and retreating locking device (6), a gear rotating handle (7), a jacking lead screw rotating handle (8), a jacking lead screw (9), a jacking shaft sleeve (10) and a gear rotating shaft (11), wherein the advancing and retreating locking device (6) is divided into an upper part and a lower part, the upper part of the advancing and retreating locking device (6) is arranged at the other end of the rack block (2) in a sliding manner and is provided with the locking gear handle (3), and the advancing and retreating locking device (6) is locked or unlocked through the locking gear handle (3) when sliding on the rack block (2); the jacking shaft sleeve (10) is arranged at the lower part of the advancing and retreating locking device (6) in a sliding manner, a gear rotating shaft (11) is arranged in the jacking shaft sleeve (10), two ends of the gear rotating shaft (11) extend out of the jacking shaft sleeve (10), one end, far away from the steel rail, of the gear rotating shaft (11) is provided with a gear rotating handle (7), one end, close to the steel rail, of the gear rotating shaft is connected with a drilling chuck (5) through a speed-increasing gear set (4), and the drilling chuck (5) is adjacent to the rail web at the other side; screw thread connection is in advance and retreat locking means (6) lower part in top lead screw (9), the one end of keeping away from the rail is equipped with top lead screw rolling handle (8), the one end and the top axle sleeve (10) matching contact of being close to the rail, rotate top lead screw rolling handle (8), top lead screw (9) promote top axle sleeve (10) and slide, bore dop (5) and rail opposite side rail waist contact, rotate gear wheel rolling handle (7), gear rotation axis (11) drive through increasing gear set (4) and bore dop (5) rotation with higher speed, to the rail drilling.
2. A portable rail boring machine according to claim 1, wherein: the jacking shaft sleeve (10) is L-shaped and consists of a horizontal section (12) and a vertical section (13), a gear rotating shaft (11) is arranged in the horizontal section (12), a jacking lead screw (9) is positioned below the horizontal section (12), and one end, close to a steel rail, of the jacking lead screw (9) is in matched contact with the vertical section (13).
3. A portable rail boring machine according to claim 1, wherein: one end of the jacking lead screw (9) close to the steel rail is provided with a hemisphere (14), the jacking shaft sleeve (10) is provided with a spherical groove (15), and the hemisphere is matched with the spherical groove.
4. A portable rail boring machine according to claim 1, wherein: one end of the steel rail fixing device (1) is welded below the rack block (2), the other end of the steel rail fixing device extends out towards the steel rail, the cross section of the extending end is in a T shape, the T shape is just clamped on the rail web of the steel rail and matched with the rack block (2) pressed on the steel rail, and the steel rail and the rack block (2) are fixed.
5. A portable rail boring machine according to claim 1, wherein: the speed increasing gear set (4) is composed of a large gear (41) and a small gear (42) which are arranged from top to bottom, the large gear (41) is fixed at one end of a gear rotating shaft (11) close to a steel rail, a drill chuck (5) is rotatably arranged on a jacking shaft sleeve (10) through a rotating shaft, the small gear (42) is fixed on the rotating shaft, and the large gear (41) is meshed with the small gear (42).
6. A portable rail boring machine according to claim 1 or claim 2, wherein: the lower part of the advancing and retreating locking device (6) is provided with a threaded hole, and the jacking lead screw (9) is in threaded connection with the lower part of the advancing and retreating locking device (6).
7. A portable rail boring machine according to claim 1 or claim 2, wherein: the lower part of the advancing and retreating locking device (6) is provided with a sliding groove, and the jacking shaft sleeve (10) penetrates through the sliding groove and is arranged at the lower part of the advancing and retreating locking device (6) in a sliding manner.
8. A portable rail boring machine according to claim 1 or claim 2, wherein: the jacking screw rod (9), the gear rotating shaft (11) and the rack block (2) are parallel to each other.
9. A portable rail boring machine according to claim 1 or claim 2, wherein: the upper end face of the rack block (2) is provided with a rack, a gear matched with the rack is arranged in the advancing and retreating locking device (6) to form a gear rack mechanism together, and the locking gear handle (3) is arranged on the gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020810012.1U CN212019505U (en) | 2020-05-15 | 2020-05-15 | Portable steel rail drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020810012.1U CN212019505U (en) | 2020-05-15 | 2020-05-15 | Portable steel rail drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212019505U true CN212019505U (en) | 2020-11-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020810012.1U Active CN212019505U (en) | 2020-05-15 | 2020-05-15 | Portable steel rail drilling machine |
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| Country | Link |
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| CN (1) | CN212019505U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510266A (en) * | 2021-05-07 | 2021-10-19 | 郑州铁路职业技术学院 | Rail drilling machine based on railway engineering |
| CN115533162A (en) * | 2022-12-02 | 2022-12-30 | 有能集团江苏威同电气设备有限公司 | Drilling machine for outdoor bridge frame |
| CN115921953A (en) * | 2022-11-18 | 2023-04-07 | 江西昌兴航空装备股份有限公司 | A bow-shaped clamp drilling frock for large-scale frame side |
-
2020
- 2020-05-15 CN CN202020810012.1U patent/CN212019505U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510266A (en) * | 2021-05-07 | 2021-10-19 | 郑州铁路职业技术学院 | Rail drilling machine based on railway engineering |
| CN115921953A (en) * | 2022-11-18 | 2023-04-07 | 江西昌兴航空装备股份有限公司 | A bow-shaped clamp drilling frock for large-scale frame side |
| CN115921953B (en) * | 2022-11-18 | 2024-04-26 | 江西昌兴航空装备股份有限公司 | Bow clip drilling tool for side edge of large frame |
| CN115533162A (en) * | 2022-12-02 | 2022-12-30 | 有能集团江苏威同电气设备有限公司 | Drilling machine for outdoor bridge frame |
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