CN102861939B - Ratchet drill tower - Google Patents
Ratchet drill tower Download PDFInfo
- Publication number
- CN102861939B CN102861939B CN201110190610.9A CN201110190610A CN102861939B CN 102861939 B CN102861939 B CN 102861939B CN 201110190610 A CN201110190610 A CN 201110190610A CN 102861939 B CN102861939 B CN 102861939B
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- drill
- supporting member
- ratchet
- ratchet drill
- pedestal
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Abstract
The invention provides a kind of ratchet drill tower.Comprise: horizontally disposed pedestal, pedestal is fixedly installed a workbench, workbench being provided with one can the supporting member of movement in the horizontal direction, be fixedly installed positioning piece on the table, apart from described supporting member first distance, described supporting member can move towards described keeper and be supported on the side of rail by the drill bit of ratchet drill.Ratchet drill tower provided by the invention, achieve and regulate ratchet drill spacing continuously, and make fixing of ratchet drill more stable, effectively prevent and run brill, the first-class phenomenon of crown drill to the damage of the drill bit of ratchet drill, save cost, improve the efficiency of whole rail joint work.
Description
Technical field
The present invention relates to Machine Manufacturing Technology, particularly relate to a kind of ratchet drill tower.
Background technology
What coal mine rail transport adopted is narrow gauge track, in the process of deployment of narrow gauge track, because transport object requires often to need to lay bend or turnout, or make the distance that need lay be less than the length of single standard rail by laying field condition restriction, again joint after all inevitably needing standard rail to block in these cases, after blocking by rail, after the end of rail utilizes ratchet drill to hole, then tightened through behind this hole by bolt by clamping plate.And utilizing ratchet drill in the process of the drilling of the rail, ratchet drill tower must be used to be fixed by the drill bit of ratchet drill, then drive bit bore by the spanner pulling ratchet drill.
Fig. 1 is the structure chart of ratchet drill tower of the prior art.As shown in Figure 1, ratchet drill tower of the prior art is included in perpendicular to the pole 1 that rail side is arranged in horizontal plane, and is vertically screwed onto the wedge 12 on pole 1; When holing, on crotch 11 clasp joint of the bottom of pole 1 crowning below rail side, one end of the drill bit of ratchet drill is against on another relative side of rail, the other end is arranged on the tailstock of ratchet drill, thus make the tailstock end of ratchet drill support in the side of wedge 12, namely by the counter-active effect of wedge 12, the drill bit of ratchet drill is fixed between the tailstock of ratchet drill and rail side; This just requires before boring, the drill bit of ratchet drill, to determine the suitable distance (ratchet drill spacing) of wedge 12 to rail side, if this is apart from excessive, then cannot be fixed in the position must adjusting wedge 12, if this is apart from too small, then the drill bit of ratchet drill cannot be installed.
Ratchet drill tower of the prior art to be screwed onto respectively in different bolts hole 13 by wedge 12 to regulate ratchet drill spacing by arranging three row's bolts hole 13.Like this, frequent dismounting wedge 12 is just needed for finding suitable ratchet drill spacing, not only complex operation, and be easy to damage bolt screw thread, make wedge 12 loosen thus cannot ratchet drill be fixed, cause and run brill, the first-class phenomenon of crown drill, considerably increase the working strength of boring, even cause the damage of drill bit, whole rail joint process cannot be carried out smoothly, have impact on efficiency, and a large amount of workpiece losses causes waste.
Summary of the invention
The invention provides a kind of ratchet drill tower, in order to solve defect of the prior art, realize regulating ratchet drill spacing easily and quickly, thus more stably fix ratchet drill, prevent the generation of running brill, roof bit phenomenon.
The invention provides a kind of ratchet drill tower, comprise: horizontally disposed pedestal, described pedestal is fixedly installed a workbench, described workbench being provided with one can the supporting member of movement in the horizontal direction, on described workbench, apart from described supporting member first distance, be fixedly installed positioning piece, described supporting member can move towards described keeper and be supported on the side of rail by the drill bit of ratchet drill.
Ratchet drill tower provided by the invention, can be supported by the drill bit of ratchet drill easily and quickly by moveable supporting member is fixed between the tailstock of ratchet drill and the side of rail, achieve and regulate ratchet drill spacing continuously, and make fixing of ratchet drill more stable, effectively prevent and run brill, the first-class phenomenon of crown drill to the damage of the drill bit of ratchet drill, save cost, improve the efficiency of whole rail joint work.
Accompanying drawing explanation
Fig. 1 is the structure chart of ratchet drill tower of the prior art.
Fig. 2 is the structure chart of ratchet drill tower one embodiment of the present invention.
Reference numeral:
1-pole; 11-crotch; 12-wedge;
13-bolt hole; 2-pedestal; 21-keeper;
22-supporting member; 221_ tapped through hole; The height that D-crotch triggers;
23-workbench; 24-nut; 251-supported hole;
25-first gripper shoe; 26-second gripper shoe; 261-semi-circular recesses.
Detailed description of the invention
The technical scheme of the embodiment of the present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 2 is the structure chart of ratchet drill tower one embodiment of the present invention.Please refer to Fig. 2, the present embodiment provides a kind of ratchet drill drilling cramp, comprise: horizontally disposed pedestal 2, pedestal 2 is fixedly installed a workbench 23, workbench 23 being provided with one can the supporting member 22 of movement in the horizontal direction, on workbench 23, apart from described workbench 23 first distance, be fixedly installed positioning piece 21, supporting member 22 can move towards keeper 21 and be supported on the side of rail by the drill bit of ratchet drill.Namely, keeper 21 can for being welded on the cubic block of one end of pedestal 2 or the projection upwards near end (certainly also can be and be wholely set with pedestal 2), and the first distance should be greater than the length of ratchet drill tailstock, the length of the drill bit of ratchet drill and the width sum of rail, before utilizing ratchet drill drilling cramp to fix ratchet drill, pedestal 2 can be horizontally through below rail to be drilled, rail is made to be in the position being close to cubic block between cubic block and supporting member 22, then one end of the drill bit of ratchet drill is connected with ratchet drill tailstock, form the bit operation composition of a linearity, again this bit operation composition is placed between supporting member 22 and rail along the direction perpendicular to the side of rail, make to be followed successively by ratchet drill tailstock between supporting member 22 and keeper 21, the drill bit of ratchet drill and rail, like this, when supporting member 22 moves horizontally towards keeper 21, distance between supporting member 22 and keeper 21 diminishes gradually, the drill bit of ratchet drill is supported on the side of rail the most at last.
The ratchet drill drilling cramp that the present embodiment provides, by arranging the supporting member that can move horizontally, eliminate the troublesome operation of repeated disassembled and assembled wedge in prior art, greatly facilitate the fixed work order of ratchet drill, and avoid and repeatedly dismantle the wedge that causes and loosen, thus fixing ratchet drill that more can be firm, prevent in boring procedure the phenomenon occurring running brill or roof bit, improve the stability in boring procedure.
In an embodiment of the present invention, as shown in Figure 2, workbench 23 is equipped with a tapped through hole 221 along level and towards the direction of keeper 21, and supporting member 22 is bolted in tapped through hole 221.Because hold-down bolt 222 is screwed onto in tapped through hole 221, therefore, supporting member 22 also to be arranged along level towards keeper 21 direction, supporting member 22 is specifically as follows the bolt or screw rod that match with tapped through hole 221, when supporting member 22 in rotary screwing thread through hole 221, just supporting member 22 can be made to move towards keeper 21 in the horizontal direction, distance between the end of rail side and supporting member 22 (ratchet drill spacing) is diminished gradually, thus the drill bit of ratchet drill is fixed between supporting member 22 and rail side, namely, one end (i.e. one end of the drill bit of ratchet drill) that the bit operation that the drill bit of ratchet drill tailstock and ratchet drill is formed forms is supported on the position hole to be drilled on the side of rail, the other end (tail end of ratchet drill tailstock) of this bit operation composition is supported on the end face of supporting member 22.Here, the first distance between supporting member 22 and keeper 21 can be determined according to the width of the length of the length of the drill bit of ratchet drill, ratchet drill tailstock and rail, with when being moved horizontally by adjusting bolt with the drill bit of fixing ratchet drill, screw the number of turns just can be adjusted to suitable ratchet drill spacing with less, further facilitate operation; If when the first distance is larger certainly, supporting member 22 also can be made to be supported on rail side by the drill bit of ratchet drill by the adjustable length increasing supporting member 22.
The ratchet drill tower of the present embodiment, the drill bit of ratchet drill is fixed by the supporting member 22 be bolted in workbench, directly can regulate distance (ratchet drill spacing) between supporting member 22 and rail side by screwing supporting member 22, eliminate the troublesome operation of repeated disassembled and assembled wedge in prior art, greatly facilitate the fixed work order of ratchet drill, and avoid and repeatedly dismantle the wedge that causes and loosen, thus fixing ratchet drill that more can be firm, prevent in boring procedure the phenomenon occurring running brill or roof bit, better protect the drill bit of ratchet drill, in addition, some wearing and tearing, the drill bit fractureed, after its wearing and tearing or plane of rupture are polished, the ratchet drill tower of the present embodiment just can be used equally effectively to fix and hole, achieve the utilization again of useless part, greatly save resource.
In an alternative embodiment of the invention, the end face of workbench 23 offers one towards keeper 21 direction slide groove (please refer to Fig. 2) along level, and supporting member 22 (please refer to Fig. 2) comprises being arranged at and slides slide mass in groove and for driving slide mass to slide along this hydraulic cylinder or cylinder that groove slides.Particularly, the cross section sliding groove can for semicircle, accordingly, slide mass can for this fit depressions along sliding the cylinder that groove arranges, hydraulic cylinder also can be arranged on pedestal 2, and the piston rod of hydraulic cylinder or cylinder is fixedly connected with this cylindrical afterbody, slide along sliding groove to drive slide mass.Arrange along level and towards the direction of keeper 21 owing to sliding groove, therefore, slide mass is also move in the direction in which, distance (ratchet drill spacing) between slide mass and rail reduces ratchet drill the most at last gradually and supports when the side of rail, keeps the pressure of hydraulic cylinder namely ratchet drill can be fixed on this position.
The ratchet drill tower of the present embodiment, to surge or Starting mode drives the slide mass in supporting member to move by adopting, realize to ratchet drill fixing fast while, also convenient control, has further facilitated the adjustment process of ratchet drill spacing.
In an embodiment of the present invention, as shown in Figure 2, also comprise a nut 24, be fixedly installed on workbench 23, the centre bore of nut 24 is tapped through hole 221, is screwed onto in the centre bore of nut 24 to make supporting member 22.Particularly, can weld a nut 24 on the end face of workbench 23, and make the centre bore of nut 24 along level and place towards keeper 21 direction, like this, the centre bore of nut 24 can directly as the tapped through hole 221 for connecting supporting member 22.The present embodiment utilizes general nut to the supporting member that is spirally connected, and more simplifies the manufacturing process of this ratchet drill tower, reduces cost, thus further saves the cost of rail joint.
In the above-described embodiments, as shown in Figure 2, pedestal 2 is that a long and narrow is dull and stereotyped, keeper 21 is the crotch bending to supporting member 22 direction, that is, can at welding edges one crotch of pedestal 2, or, directly the end bending of pedestal 2 is formed a crotch, and the depth of groove (concave surface formed between the lug that namely rail side is upper and lower) on the height D that crotch can also be made to trigger and rail side matches, so that hook joint is on rail fast, reliably by crotch card.Keeper 21 adopts the form of crotch to facilitate manufacture, also saves material, is conducive to improving further the efficiency of boring, cost-saving.
In an embodiment of the present invention, as shown in Figure 2, the support member for vertical support ratchet drill is also fixedly installed on pedestal 2 and between supporting member 22 to described keeper 21, namely support member can vertically be fixedly installed on pedestal 2, the shape and size of support member can design the corresponding ratchet drill side that is in this position, to support ratchet drill (can be the drill bit of ratchet drill tailstock or ratchet drill) in vertical direction, avoid ratchet drill in boring procedure to produce excessive vertical distortion, improve the stability of ratchet drill in boring procedure.
Further, as shown in Figure 2, support member is two, and be respectively and be vertically set on pedestal 2 and the second support member of the first support member of distance supporting member 22 second distance and distance supporting member 22 the 3rd distance, wherein, second distance can be greater than the 3rd distance.
Further, first support member comprise the first gripper shoe 25 and be fixedly installed on bottom the first gripper shoe 25 for being fixedly attached to the connecting plate on pedestal 2, the second support member comprise the second gripper shoe 26 and be fixedly installed on bottom the second gripper shoe 26 for being fixedly attached to the connecting plate on pedestal 2; The top first gripper shoe 25 offering supported hole 251, second gripper shoe 26 that the drill bit for ratchet drill passes offers semi-circular recesses 261.Here, connecting plate can adopt the mode be spirally connected to be fixedly attached on pedestal 2, with easy disassembly; The size of supported hole 251 can be corresponding at the diameter of this position with the drill bit of ratchet drill, such as get 30mm in the present embodiment, and the semi-circular recesses 261 in the second gripper shoe 26 can be corresponding with the diameter of ratchet drill tailstock, such as, get 40mm in the present embodiment; Like this, the drill bit of ratchet drill can be supported on the end face of rail through after supported hole 251, ratchet drill tailstock is also supported on semi-circular recesses 261 accordingly, the drill bit that supported hole 251 in first gripper shoe 25 can limit ratchet drill is in its deformation range circumferentially, and coordinate the supporting role of the second gripper shoe 26, greatly can improve the stability of ratchet drill in boring procedure, make that drilling efficiency is higher, drill bit utilization rate is better.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (4)
1. a ratchet drill tower, it is characterized in that, comprise: horizontally disposed pedestal, described pedestal is fixedly installed a workbench, described workbench being provided with one can the supporting member of movement in the horizontal direction, on described pedestal, apart from described supporting member first distance, be fixedly installed positioning piece, described supporting member can move towards described keeper and support on the side of rail by the drill bit of ratchet drill;
Wherein, the end face of described workbench offers one towards described keeper direction slide groove along level, described supporting member comprise be arranged at described in slide slide mass in groove and for drive described slide mass along described in slide the hydraulic cylinder or cylinder that groove slides;
The support member for the described ratchet drill of vertical support is also fixedly installed on described pedestal and between described supporting member to described keeper;
Described support member is two, is respectively to be vertically set on described pedestal and apart from the first support member of described supporting member second distance and the second support member apart from described supporting member the 3rd distance;
Described first support member comprise the first gripper shoe and be fixedly installed on bottom described first gripper shoe for being fixedly attached to the connecting plate on described pedestal, described second support member comprise the second gripper shoe and be fixedly installed on bottom described second gripper shoe for being fixedly attached to the connecting plate on described pedestal; Described first gripper shoe offers the supported hole that the drill bit for described ratchet drill passes, the top of described second gripper shoe offers semi-circular recesses;
The diameter of described supported hole is 30mm, and the diameter of described semi-circular recesses is 40mm.
2. ratchet drill tower according to claim 1, is characterized in that, described workbench is equipped with a tapped through hole along level and towards the direction of described keeper, and described supporting member is bolted in described tapped through hole.
3. ratchet drill tower according to claim 2, is characterized in that, also comprises a nut, is fixedly installed on described workbench, and the centre bore of described nut is described tapped through hole.
4. the ratchet drill tower according to claim 1 or 3, is characterized in that, described pedestal is that a long and narrow is dull and stereotyped, and described keeper is the crotch bending to described supporting member direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110190610.9A CN102861939B (en) | 2011-07-08 | 2011-07-08 | Ratchet drill tower |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110190610.9A CN102861939B (en) | 2011-07-08 | 2011-07-08 | Ratchet drill tower |
Publications (2)
Publication Number | Publication Date |
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CN102861939A CN102861939A (en) | 2013-01-09 |
CN102861939B true CN102861939B (en) | 2015-08-19 |
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CN201110190610.9A Active CN102861939B (en) | 2011-07-08 | 2011-07-08 | Ratchet drill tower |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105478858A (en) * | 2016-01-11 | 2016-04-13 | 淮北矿业股份有限公司 | Steel rail ratchet drill fixing support and using method thereof |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2466965A (en) * | 1944-07-24 | 1949-04-12 | Pitts Robert Donald | Portable drill |
DE3120247A1 (en) * | 1981-05-21 | 1983-02-24 | Richard 8752 Laufach Sauer | Drilling device for a motor-operated portable drill |
GB2176138A (en) * | 1985-06-14 | 1986-12-17 | Collis Engineering | Drilling jig |
CN86205271U (en) * | 1986-07-19 | 1987-11-07 | 王裕德 | Simple drill rack suitable for hand drill and electric drill |
CN202212615U (en) * | 2011-07-08 | 2012-05-09 | 淮南矿业(集团)有限责任公司 | Ratchet drill tower |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4134705A (en) * | 1977-04-28 | 1979-01-16 | Smith Samuel C | Drilling apparatus |
CN201095040Y (en) * | 2007-07-27 | 2008-08-06 | 南京数控机床有限公司 | Ferrule type center frame |
-
2011
- 2011-07-08 CN CN201110190610.9A patent/CN102861939B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2466965A (en) * | 1944-07-24 | 1949-04-12 | Pitts Robert Donald | Portable drill |
DE3120247A1 (en) * | 1981-05-21 | 1983-02-24 | Richard 8752 Laufach Sauer | Drilling device for a motor-operated portable drill |
GB2176138A (en) * | 1985-06-14 | 1986-12-17 | Collis Engineering | Drilling jig |
CN86205271U (en) * | 1986-07-19 | 1987-11-07 | 王裕德 | Simple drill rack suitable for hand drill and electric drill |
CN202212615U (en) * | 2011-07-08 | 2012-05-09 | 淮南矿业(集团)有限责任公司 | Ratchet drill tower |
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CN102861939A (en) | 2013-01-09 |
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