CN109736153B - Accurate positioning hand drill for steel rail - Google Patents
Accurate positioning hand drill for steel rail Download PDFInfo
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- CN109736153B CN109736153B CN201910123767.6A CN201910123767A CN109736153B CN 109736153 B CN109736153 B CN 109736153B CN 201910123767 A CN201910123767 A CN 201910123767A CN 109736153 B CN109736153 B CN 109736153B
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- connecting rod
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Abstract
The invention relates to the technical field of rail transit, and discloses an accurately-positioned hand drill for a steel rail, which comprises a supporting base, the steel rail, a fixed supporting frame, a clamping sleeve, a ratchet handle and a fixed platform, wherein one side of the top end of the supporting base is clamped on the steel rail, the top end of the supporting base is fixedly connected with the bottom end of the fixed supporting frame, the clamping sleeve is arranged on one side of the middle part of the fixed supporting frame, and the ratchet handle is fixedly arranged on the other side of the outer part of the clamping sleeve. This wrenching drill is used to accurate positioning's rail, through the telescopic setting of chucking, after the position accurate positioning of drill bit, utilize the ratchet handle to drive the telescopic whole of chucking and move forward, the movable connecting rod can extrude magnetism pin simultaneously, and make its backward movement, thereby the space chucking movable connecting rod that flows out and the movable connecting rod equidimension, when making the position of drill bit adjust in the certain limit, the chucking sleeve can all carry out effectual chucking, and then make this wrenching drill can carry out drilling operation to the rail.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to a hand-operated drill for a steel rail with accurate positioning.
Background
The steel rail hand drill is mainly used for conducting hole repairing and drilling operation on a paved steel rail in remote areas without electricity or oil, has the advantages of being convenient to assemble and disassemble, small in size, light in weight, convenient to carry and the like, and is widely applied to railway maintenance departments.
When drilling on the laid track, the drilling machine is required to be horizontally laid between the two tracks, the drill bit is propped against the drilling position, the feeding head at the other end is propped against the mounting frame, the feeding handle is rotated to enable the jacking to be firm, and finally the control handle is rotated to start the drilling operation.
But when location and fixed mounting frame, very easily appear rocking to the position that leads to hand drill bit and rail locating hole appears the deviation, cause the hand drill to appear the condition of slope after fixed, finally lead to the hole site precision on the rail relatively poor, and the drill bit is at the slope during operation, because the atress of drill bit is inhomogeneous, the wearing and tearing of drill bit have aggravated, the life cycle of drill bit has been reduced, the drill bit of slope is when the atress simultaneously, very easily the phenomenon of skidding appears, security and stability are lower.
Disclosure of Invention
Technical problem to be solved
The invention provides an accurately positioned hand drill for a steel rail, which has the advantages of higher positioning precision of a drill bit, no inclination of the drill bit during installation and fixation, and high abrasion and stability of the drill bit, and solves the problems that the existing hand drill is easy to incline due to shaking during positioning and installation, the accuracy of hole positions on the steel rail is poor, the abrasion of the drill bit is aggravated due to uneven stress of the drill bit during inclination work of the drill bit, and meanwhile, the inclined drill bit is easy to slip when stressed, and the safety and the stability are low.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides an accurate positioning's hand drill for rail, includes support base, rail, fixed bolster, chucking sleeve, ratchet handle and fixed station, one side joint on support base top is on the rail, the top of support base and the bottom fixed connection of fixed bolster, one side at fixed bolster middle part is equipped with the chucking sleeve, and the outside opposite side fixed mounting of chucking sleeve has the ratchet handle, the other end of ratchet handle cup joints with the middle part activity of fixed station one side, the bottom of fixed station and the opposite side fixed connection who supports the base top.
Preferably, the fix support frame includes transmission shaft, mounting bracket, drive gear, drive screw and adjusts the mount, the inside both sides of fix support frame cup joint with the both sides activity of transmission shaft surface respectively, and one side fixed mounting on fix support frame top has the mounting bracket, the one end of transmission shaft runs through and extends to the outside one side of fix support frame and cup joints with drive gear's inside is fixed, mesh transmission between drive gear's surface and drive screw's the surface, and drive screw's both ends cup joint with the both sides activity of mounting bracket inner chamber respectively, drive screw's the other end runs through and extends to the outside opposite side of mounting bracket, the fixed cover of the middle part of transmission shaft surface and the inner chamber that is located the fix support frame has connect the regulation mount.
Preferably, adjust the mount and include that adjusting screw, movable block, movable connecting rod and drill bit press from both sides the cover, adjusting screw's one end and the bottom activity of adjusting the mount inner chamber are cup jointed, and adjusting screw's the other end runs through and extends to the top of adjusting the mount, adjusting screw's surface and the inside screw thread transmission of movable block are connected, and the back of movable block and the positive swing joint of adjusting the mount, the inside of movable block cup joints with movable connecting rod's surface activity, and movable connecting rod's one end fixed mounting has the drill bit to press from both sides the cover, movable connecting rod's the other end and the telescopic inside joint of chucking.
Preferably, one end of the outer surface of the movable connecting rod is of a circular structure, the other end of the outer surface of the movable connecting rod is of a right-angle isosceles triangle structure, and the movable connecting rod is made of a non-magnetic material.
Preferably, the chucking sleeve includes magnetism pin and annular magnet, one side of magnetism pin inner chamber is equipped with the magnetism pin, and the surface cover of magnetism pin is equipped with annular magnet, and annular magnet's surface inlays on the telescopic inner wall of chucking simultaneously.
Preferably, the magnetic blocking rod is formed by splicing a plurality of right-angle isosceles triangles, and the right-angle sides of the isosceles triangles forming the magnetic blocking rod and the lengths of the right-angle sides of the isosceles direct triangles of the movable connecting rod are in a multiple relation.
Preferably, the magnetic stop rod and the annular magnet are made of permanent magnets, and the depth of the inner cavity of the clamping sleeve is smaller than the length of two times of the magnetic stop rod.
(III) advantageous effects
The invention has the following beneficial effects:
1. this wrenching drill is used to rail of accurate positioning, setting through the fixed stay frame, after fixed mounting has supported the base, the mode of angular coordinate location is recycled, position at the accurate location drill bit of certain scope, thereby find accurate locating hole, compare with the position re-fixation mounting bracket of the first location drill bit of current wrenching drill, can not appear rocking when the fixed stay base and lead to the position deviation of drill bit and rail locating hole, and then lead to the problem that the slope appears in the wrenching drill after fixing, the effectual work precision who improves this wrenching drill, make the atress of drill bit even simultaneously, the wearing and tearing of drill bit have been reduced, the life cycle of drill bit has been prolonged, and the phenomenon that skids can not appear in the drill bit yet, security and stability are better.
2. This wrenching drill is used to accurate positioning's rail, through the telescopic setting of chucking, after the position accurate positioning of drill bit, utilize the ratchet handle to drive the telescopic whole of chucking and move forward, the movable connecting rod can extrude magnetism pin simultaneously, and make its backward movement, thereby the space chucking movable connecting rod that flows out and the movable connecting rod equidimension, when making the position of drill bit adjust in the certain limit, the chucking sleeve can all carry out effectual chucking, and then make this wrenching drill can carry out drilling operation to the rail.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an internal cross-sectional view of the clamping sleeve of the present invention construction;
FIG. 3 is a cross-sectional view at A-A of the present invention;
FIG. 4 is a schematic view of the transmission connection between the transmission shaft and the transmission gear according to the present invention;
FIG. 5 is a cross-sectional view of the structure of the present invention at B-B.
In the figure: 1. a support base; 2. a steel rail; 3. fixing a support frame; 31. a drive shaft; 32. a mounting frame; 33. a transmission gear; 34. a drive screw; 35. adjusting the fixing frame; 351. adjusting the screw rod; 352. a movable block; 353. a movable connecting rod; 354. a drill bit jacket; 4. clamping the sleeve; 41. a magnetic stop lever; 42. a ring magnet; 5. a ratchet handle; 6. and a fixed platform.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1-5, a steel rail hand drill for accurate positioning comprises a support base 1, a steel rail 2, a fixed support frame 3, a clamping sleeve 4, a ratchet handle 5 and a fixed platform 6, wherein one side of the top end of the support base 1 is clamped with the bottom end of the steel rail 2, the middle of the top end of the support base 1 is fixedly connected with the bottom end of the fixed support frame 3, one side of the middle of the fixed support frame 3 is clamped with the inside of the clamping sleeve 4, the other side of the outside of the clamping sleeve 4 is fixedly connected with one end of the ratchet handle 5, the other end of the ratchet handle 5 is movably sleeved with the middle of one side of the fixed platform 6, and the bottom end of the fixed platform 6 is fixedly connected with the other side.
In this technical scheme, the fix support frame 3 includes transmission shaft 31, the mounting bracket 32, drive gear 33, drive screw 34 and regulation mount 35, the inside both sides of fix support frame 3 cup joint with the both sides activity of transmission shaft 31 surface respectively, and one side fixed mounting on the 3 tops of fix support frame has mounting bracket 32, the one end of transmission shaft 31 runs through and extends to the outside one side of fix support frame 3 and cup joints with drive gear 33's inside is fixed, the meshing transmission between drive gear 33's surface and drive screw 34's the surface, and drive screw 34's both ends cup joint with the both sides activity of mounting bracket 32 inner chamber respectively, drive screw 34's the other end runs through and extends to the outside opposite side of mounting bracket 32, the fixed cover of the middle part of transmission shaft 31 surface and the inner chamber that is located fix support.
In the technical scheme, the adjusting fixing frame 35 comprises an adjusting screw 351, a movable block 352, a movable connecting rod 353 and a drill bit clamping sleeve 354, one end of the adjusting screw 351 is movably sleeved with the bottom of an inner cavity of the adjusting fixing frame 35, the other end of the adjusting screw 351 penetrates through and extends to the top of the adjusting fixing frame 35, the outer surface of the adjusting screw 351 is in transmission connection with the internal thread of the movable block 352, the back surface of the movable block 352 is movably connected with the front surface of the adjusting fixing frame 35, the inside of the movable block 352 is movably sleeved with the outer surface of the movable connecting rod 353, the drill bit clamping sleeve 354 is fixedly arranged at one end of the movable connecting rod 353, the other end of the movable connecting rod 353 is clamped with the inside of the clamping sleeve 4 and is arranged on the fixed supporting frame 3, so that after the hand drill is fixedly arranged, the drill bit can be accurately positioned in an angular coordinate mode, meanwhile, the drill bit is prevented from deviating due to shaking when being fixed, and the condition that the stress of the drill bit is uneven during drilling operation is prevented.
In the technical scheme, one end of the outer surface of the movable connecting rod 353 adopts a circular structure, the other end of the outer surface of the movable connecting rod 353 adopts a right-angle isosceles triangle structure, and the movable connecting rod 353 adopts a non-magnetic material.
Among this technical scheme, chucking sleeve 4 includes magnetism pin 41 and annular magnet 42, one side of magnetism pin 41 inner chamber is equipped with magnetism pin 41, and the surface cover of magnetism pin 41 is equipped with annular magnet 42, annular magnet 42's surface is inlayed on chucking sleeve 4's inner wall simultaneously, to chucking sleeve 4 and movable connecting rod 353 both ends isostructure's setting, joint that the other end of feasible movable connecting rod 353 can be stable is in chucking sleeve 4's inner chamber, ensure that the phenomenon that not hard up skidding can not appear in the rotatory in-process of feeding work of ratchet handle 5 area drive drill bit.
In this technical solution, the magnetic blocking rod 41 is formed by splicing a plurality of right-angled isosceles triangles, and the lengths of the right-angled sides of the isosceles right triangle forming the magnetic blocking rod 41 and the right-angled sides of the isosceles direct triangle of the movable connecting rod 353 are in a multiple relationship.
Among this technical scheme, what magnetism pin 41 and annular magnet 42 all adopted is that the permanent magnet preparation forms, and the degree of depth of 4 inner chambers of chucking sleeve is less than twice magnetism pin 41's length, close the setting of annular magnet 42 material and magnetism pin 41 length to magnetism pin 41, make movable connecting rod 353 accomplish in the drilling take out movable connecting rod 353 after can, the condition in disorder can not appear in magnetism pin 41, guarantee simultaneously that magnetism pin 41 can effectual top chucking sleeve 4, make ratchet handle 5 can effectually transmit the acting to the drill bit.
The use method and the working principle of the embodiment are as follows:
firstly, a supporting base 1 is fixedly installed on a position of a steel rail 2 needing drilling, then a drill bit with a proper diameter is replaced on a drill bit jacket 354, then a transmission screw 34 is rotated to drive a transmission gear 33 to rotate, the whole adjusting fixing frame 35 is driven to rotate at a certain angle under the transmission action of a transmission shaft 31, an adjusting screw 351 is rotated at the same time, a movable connecting rod 353 and the drill bit jacket 354 are driven to move up and down under the meshing transmission action of the adjusting screw 351 and a movable block 352, the positions of the drill bit jacket 354 and the drill bit are accurately adjusted according to the angle coordinate mode by matching the rotation of the adjusting fixing frame 35, then a ratchet handle 5 is rotated to drive a clamping sleeve 4 to move forward, meanwhile, the other end of the movable connecting rod 353 can extend into the clamping sleeve 4 and extrude a magnetic stop rod 41, so that the inside of the magnetic stop rod 41 is clamped with the movable connecting rod, and the extruded magnetic stop lever 41 can be contacted with one side of the inner cavity of the clamping sleeve 4, and under the continuous transmission action of the ratchet handle 5, the clamping sleeve 4 can continuously extrude the movable connecting rod 353 and drive the movable connecting rod to rotate, so that the drill bit can be used for drilling the steel rail 2.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an accurate positioning's hand drill chuck for rail, includes support base (1), rail (2), fixed stay frame (3), chucking sleeve (4), ratchet handle (5) and fixed station (6), its characterized in that: the steel rail support is characterized in that one side of the top end of the support base (1) is connected to a steel rail (2) in a clamped mode, the top end of the support base (1) is fixedly connected with the bottom end of the fixed support frame (3), a clamping sleeve (4) is arranged on one side of the middle of the fixed support frame (3), a ratchet handle (5) is fixedly mounted on the other side of the outer portion of the clamping sleeve (4), the other end of the ratchet handle (5) is movably sleeved with the middle of one side of the fixed table (6), the bottom end of the fixed table (6) is fixedly connected with the other side of the top end of the support base (1), the fixed support frame (3) comprises a transmission shaft (31), an installation frame (32), a transmission gear (33), a transmission screw (34) and an adjusting and fixing frame (35), two sides of the inner portion of the fixed support frame (3) are movably sleeved with two sides of the outer, one end of the transmission shaft (31) penetrates through and extends to one side of the outside of the fixed support frame (3) and is fixedly sleeved with the inside of the transmission gear (33), the outer surface of the transmission gear (33) is meshed with the outer surface of the transmission screw (34) for transmission, two ends of the transmission screw (34) are movably sleeved with two sides of the inner cavity of the mounting frame (32) respectively, the other end of the transmission screw (34) penetrates through and extends to the other side of the outside of the mounting frame (32), the middle part of the outer surface of the transmission shaft (31) is fixedly sleeved with the adjusting fixing frame (35) in the inner cavity of the fixed support frame (3), the adjusting fixing frame (35) comprises an adjusting screw (351), a movable block (352), a movable connecting rod (353) and a drill bit clamping sleeve (354), one end of the adjusting screw (351) is movably sleeved with the bottom of the inner, and the other end of adjusting screw rod (351) runs through and extends to the top of adjusting mount (35), the surface of adjusting screw rod (351) is connected with the inside screw transmission of movable block (352), and the back of movable block (352) and the front swing joint of adjusting mount (35), the inside of movable block (352) is cup jointed with the surface activity of activity connecting rod (353), and the one end fixed mounting of activity connecting rod (353) has drill bit jacket (354), the other end of activity connecting rod (353) and the inside joint of chucking sleeve (4), the circular structure that one end of activity connecting rod (353) surface adopted, and what the other end of activity connecting rod (353) surface adopted is right angle isosceles triangle structure, and what activity connecting rod (353) adopted simultaneously is non-magnetic material.
2. A precisely positioned hand drill wrench for steel rails according to claim 1, wherein: chucking sleeve (4) are including magnetism pin (41) and annular magnet (42), one side of magnetism pin (41) inner chamber is equipped with magnetism pin (41), and the surface cover of magnetism pin (41) is equipped with annular magnet (42), and the surface of annular magnet (42) inlays on the inner wall of chucking sleeve (4) simultaneously.
3. A precisely positioned hand drill wrench for steel rails according to claim 2, wherein: the magnetic blocking rod (41) is formed by splicing a plurality of right-angle isosceles triangles, and the right-angle sides of the isosceles triangles forming the magnetic blocking rod (41) and the lengths of the right-angle sides of the isosceles direct triangles of the movable connecting rod (353) are in a multiple relation.
4. A precisely positioned hand drill wrench for steel rails according to claim 2, wherein: the magnetic stop rod (41) and the annular magnet (42) are both made of permanent magnets, and the depth of the inner cavity of the clamping sleeve (4) is less than twice the length of the magnetic stop rod (41).
Priority Applications (1)
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CN201910123767.6A CN109736153B (en) | 2019-02-19 | 2019-02-19 | Accurate positioning hand drill for steel rail |
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CN201910123767.6A CN109736153B (en) | 2019-02-19 | 2019-02-19 | Accurate positioning hand drill for steel rail |
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CN109736153A CN109736153A (en) | 2019-05-10 |
CN109736153B true CN109736153B (en) | 2020-11-03 |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2160676Y (en) * | 1993-05-06 | 1994-04-06 | 陈志刚 | Drill for bolt hole of steel rail |
JP2008208695A (en) * | 2007-02-26 | 2008-09-11 | Yamazaki Haguruma Seisakusho:Kk | Rail bottom grasping type rail perforator |
CN201148585Y (en) * | 2007-12-29 | 2008-11-12 | 中铁十三局集团有限公司 | Steel rail small-sized drilling machine |
CN202416100U (en) * | 2012-01-13 | 2012-09-05 | 中铁十四局集团电气化工程有限公司 | Electric drill for punching rail bottom of rail anchor |
CN204686128U (en) * | 2015-05-22 | 2015-10-07 | 山东交通学院 | A kind of brill of ceramic matric composite drill bit that uses expands all-in-one |
CN205614094U (en) * | 2016-05-03 | 2016-10-05 | 无锡市光彩机械制造有限公司 | A device that is used for an axle type terminal surface centering |
CN206286602U (en) * | 2016-11-14 | 2017-06-30 | 无锡溥汇机械科技有限公司 | Drilling machine fixing device is used in a kind of steel construction handling |
CN206553846U (en) * | 2017-01-19 | 2017-10-13 | 中铁十二局集团有限公司 | Hand perforator in double slip swich trouble |
-
2019
- 2019-02-19 CN CN201910123767.6A patent/CN109736153B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2160676Y (en) * | 1993-05-06 | 1994-04-06 | 陈志刚 | Drill for bolt hole of steel rail |
JP2008208695A (en) * | 2007-02-26 | 2008-09-11 | Yamazaki Haguruma Seisakusho:Kk | Rail bottom grasping type rail perforator |
CN201148585Y (en) * | 2007-12-29 | 2008-11-12 | 中铁十三局集团有限公司 | Steel rail small-sized drilling machine |
CN202416100U (en) * | 2012-01-13 | 2012-09-05 | 中铁十四局集团电气化工程有限公司 | Electric drill for punching rail bottom of rail anchor |
CN204686128U (en) * | 2015-05-22 | 2015-10-07 | 山东交通学院 | A kind of brill of ceramic matric composite drill bit that uses expands all-in-one |
CN205614094U (en) * | 2016-05-03 | 2016-10-05 | 无锡市光彩机械制造有限公司 | A device that is used for an axle type terminal surface centering |
CN206286602U (en) * | 2016-11-14 | 2017-06-30 | 无锡溥汇机械科技有限公司 | Drilling machine fixing device is used in a kind of steel construction handling |
CN206553846U (en) * | 2017-01-19 | 2017-10-13 | 中铁十二局集团有限公司 | Hand perforator in double slip swich trouble |
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Effective date of registration: 20201019 Address after: S01-3, building 19, Zhongchuang electric business park, 1319 Guangyi Road, Nanhu District, Jiaxing City, Zhejiang Province Applicant after: Julongchuang environmental protection technology (Jiaxing) Co., Ltd Address before: 464000 Hudong Formation, Xintangcun, Zhugan Town, Luoshan County, Xinyang City, Henan Province Applicant before: Hu Jun |
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