CN203925294U - A kind of non-excavating horizontal directional drilling machine borehole-enlarging drilling tool - Google Patents
A kind of non-excavating horizontal directional drilling machine borehole-enlarging drilling tool Download PDFInfo
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- CN203925294U CN203925294U CN201420358967.2U CN201420358967U CN203925294U CN 203925294 U CN203925294 U CN 203925294U CN 201420358967 U CN201420358967 U CN 201420358967U CN 203925294 U CN203925294 U CN 203925294U
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- 238000005553 drilling Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 5
- 238000005520 cutting process Methods 0.000 claims description 20
- 239000000956 alloy Substances 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 239000000463 material Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
A kind of non-excavating horizontal directional drilling machine borehole-enlarging drilling tool, comprise core pipe, at core pipe, be set with fried dough twist circular cone bit body outward, on core pipe, be provided with hole for water spraying, described fried dough twist circular cone bit body comprise some be sleeved on core pipe outer and with the heart-shaped cutterheads of the vertically disposed three cam platforms of core tubular axis line, from the large end of fried dough twist circular cone bit body, to the heart-shaped cutterheads of small end three cam platforms, all stagger successively along clockwise direction 4 °-6 °; The heart-shaped cutterheads of described three cam platforms consist of three end to end cam platforms, and the boss eminence of each cam platform is all provided with curvature of the spinal column pick cutter, are equipped with and the curvature of the spinal column pick cutter nozzle of corresponding matching one by one on the heart-shaped cutterheads of three cam platforms.The utility model is in work progress, and guiding is stable, reaming quality is good, not only guarantees its structural strength but also reduce technique manufacturing cost; Mud, foreign material tangentially, along the smooth and easy discharge from reaming of fan-shaped concave surface flow path groove, reduce working resistance, enhance productivity, and extend the physical life of drilling tool.
Description
Technical field
The utility model relates to a kind of non-excavating horizontal directional drilling machine, particularly a kind of non-excavating horizontal directional drilling machine borehole-enlarging drilling tool.
Background technology
Borehole-enlarging drilling tool is non-excavating horizontal directional drilling machine the most frequently used reaming accessory arriving in network of underground laying construction, and it is for efficiency, the quality of reaming and have very important effect the application life of itself.The domestic all kinds of borehole-enlarging drilling tools for non-excavating horizontal directional drilling machine also do not form corresponding standard.On market, at present, in all kinds of borehole-enlarging drilling tools of application, its profile generally has so several forms: a kind ofly with channel-section steel or angle steel, be welded into tripod shaped as frame; A kind ofly with steel plate, be rolled into cylinder or truncated cone-shaped; A kind ofly be with steel plate riveting, weldering or be cast as with the truncated cone-shaped of runner with shaping mould.The borehole-enlarging drilling tool of these several form of structure has played certain effect in engineering construction, yet its structure is reasonable not, leads unstable in reaming construction, and reaming quality is usually difficult to guarantee; Sometimes guaranteed reaming quality, but mud, foreign material can not increase working resistance from discharging reaming, cause that efficiency is low, serious wear, reduce its application life; On the round platform surface of revolution, along axis direction, designed helical flow path groove, but flow path groove is rectangle on its cross section, opening again can not be large, affected widely structural strength, can only hold sub-fraction mud, foreign material from helical flow path groove to discharging reaming, efficiency is low, wearing and tearing are comparatively serious, and technique manufacturing cost is higher.
Summary of the invention
The technical problems to be solved in the utility model is for the deficiencies in the prior art, propose that a kind of guiding is stable, reaming quality is good, can enhance productivity, extend the physical life of drilling tool, can guarantee that its structural strength can reduce again the non-excavating horizontal directional drilling machine borehole-enlarging drilling tool of technique manufacturing cost.
The technical problems to be solved in the utility model is achieved through the following technical solutions, a kind of non-excavating horizontal directional drilling machine borehole-enlarging drilling tool, be characterized in: comprise core pipe, outside core pipe, by gripper shoe, be set with fried dough twist circular cone bit body, on core pipe, be provided with the hole for water spraying that is communicated with fried dough twist circular cone bit body inside, large end outside at fried dough twist circular cone bit body is fixed with closure plate, described fried dough twist circular cone bit body comprise some be sleeved on core pipe outer and with the heart-shaped cutterheads of the vertically disposed three cam platforms of core tubular axis line, the heart-shaped cutterheads of small end three cam platforms from from the large end of fried dough twist circular cone bit body to fried dough twist circular cone bit body all stagger 4 °-6 ° along clockwise direction successively, form the fried dough twist cone of three sector shaped helical concave surface flow path grooves, the heart-shaped cutterheads of described three cam platforms consist of three end to end cam platforms, and the boss eminence of each cam platform is all provided with curvature of the spinal column pick cutter, are equipped with and the curvature of the spinal column pick cutter nozzle of corresponding matching one by one on the heart-shaped cutterheads of three cam platforms.
The technical problems to be solved in the utility model can also be come further to realize by the following technical programs, at the tail end of core pipe, is provided with pull head.
The technical problems to be solved in the utility model can also be come further to realize by the following technical programs, described curvature of the spinal column pick cutter comprises the tool rest that is fixedly connected with cam platform and is fixed on the carbide alloy curvature of the spinal column cutter head on tool rest, and the cutting edge of carbide alloy curvature of the spinal column cutter head is towards the cutting rotary veer of the heart-shaped cutterheads of three cam platforms.
The technical problems to be solved in the utility model can also be come further to realize by the following technical programs, and described three sector shaped helical concave surface flow path grooves are that the cam platform height that cam platform root low spot is adjacent is put the concave surface flow path groove from deep to shallow that camber line is connected to form.
Compared with prior art, the heart-shaped cutterhead of the vertically disposed three cam platforms of the utility model utilization and core tubular axis line and the curvature of the spinal column pick cutter being arranged on the heart-shaped cutterhead cam of three cam platforms platforms, both saved rapidoprint, determine again the seat of curvature of the spinal column pick cutter, guaranteed the uniformity of the rear height of curvature of the spinal column pick cutter welding; Cutting rotary veer by the cutting edge of carbide alloy curvature of the spinal column cutter head towards the heart-shaped cutterhead of three cam platforms, has reduced the area of cut, has strengthened cutting pressure, has improved stock-removing efficiency within the unit interval; Utilize three sector shaped helical concave surface flow path grooves, both strengthened the intensity of the heart-shaped cutterheads of three cam platforms, formed again spacious fan-shaped concave surface flow path groove, at concave surface flow path groove punishment cloth water spout, under the effect of water under high pressure, mud, foreign material, by the smooth and easy excretion from reaming of fan-shaped concave surface flow path groove, have reduced working resistance.The utility model is in work progress, and guiding is stable, reaming quality is good, not only guarantees its structural strength but also reduce technique manufacturing cost; Mud, foreign material tangentially, along the smooth and easy discharge from reaming of fan-shaped concave surface flow path groove, reduce working resistance, enhance productivity, and extend the physical life of drilling tool.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the B-B of Fig. 1 is to structural representation;
Fig. 3 is perspective view of the present utility model;
Fig. 4 is the structural representation of the heart-shaped cutterhead of the utility model three cam platforms.
The specific embodiment
A kind of non-excavating horizontal directional drilling machine borehole-enlarging drilling tool, comprise core pipe 1, outside core pipe 1, by gripper shoe 5, be set with fried dough twist circular cone bit body 9, on core pipe 1, be provided with the hole for water spraying 4 that is communicated with fried dough twist circular cone bit body 9 inside, large end outside at fried dough twist circular cone bit body 9 is fixed with closure plate 6, described fried dough twist circular cone bit body 9 comprise some be sleeved on core pipe 1 outer and with the heart-shaped cutterheads 2 of the vertically disposed three cam platforms of core pipe 1 axis, the heart-shaped cutterheads 2 of small end three cam platforms from from the large end of fried dough twist circular cone bit body 9 to fried dough twist circular cone bit body all stagger 4 °-6 ° along clockwise direction successively, form the fried dough twist cone of three sector shaped helical concave surface flow path grooves, the heart-shaped cutterheads 2 of described three cam platforms consist of three end to end cam platforms, and the boss eminence of each cam platform is all provided with curvature of the spinal column pick cutter 3, are equipped with and curvature of the spinal column pick cutter 3 nozzle 8 of corresponding matching one by one on the heart-shaped cutterheads 2 of three cam platforms.Described core pipe 1 is cylinder hollow pipe, and outer blunt end has step, and blunt end has in the endoporus of step and has one section of internal thread outside, at tail end, has welding female end, and described hole for water spraying is cross distribution; Described pull head 7 head ends are cylinder, and tail end is tongue handle, and head end has welding to use the male end coordinating with female end, porose perpendicular to tongue handle face on tongue handle; The heart-shaped cutterhead of described three cam platforms is ring-type, in it, annular shape is similar to outer shroud shape, the difference of the maximum inner and outer rings radius of the heart-shaped cutterhead of odd number circle three cam platforms is 30mm, the drift angle α of described evagination Luntai and convex Luntai is 8 °, on its radially fan-shaped concave surface runner groove face, perpendicular to place, axle center, there is through hole whorl, there is one section of counterbore outside at logical screw thread, and nozzle is arranged in counterbore; The maximum exradius of the heart-shaped cutterhead of three cam platforms of described even number circle is respectively than the little 15mm of maximum exradius of the heart-shaped cutterhead of odd number three cam platforms of answering in contrast; Described closure plate is plate-like, and its center is porose; Described gripper shoe is rectangular-shaped, the interior circular arc of one end for matching with core pipe cylindrical, one end for the heart-shaped cutterheads of three cam platforms in the external arc that matches of circular arc.
Tail end at core pipe 1 is provided with pull head 7; Described curvature of the spinal column pick cutter 3 comprises the tool rest 10 being fixedly connected with cam platform and is fixed on the carbide alloy curvature of the spinal column cutter head 11 on tool rest 10, and the cutting edge of carbide alloy curvature of the spinal column cutter head 11 is towards the cutting rotary veer of the heart-shaped cutterheads of three cam platforms; Described three sector shaped helical concave surface flow path grooves are that the cam platform height that cam platform root low spot is adjacent is put the concave surface flow path groove from deep to shallow that camber line is connected to form.Cylinder one end welding male end of described pull head 7 is assemblied in core pipe one end welding female end, soldered connecing; The heart-shaped cutterhead of described three cam platforms is pressed interval stack combinations from big to small from the large end of fried dough twist circular cone bit body to small end, the cam platform of adjacent two heart-shaped cutterheads of three cam platforms is in a circumferential direction around the axis 5.26 ° of arrangements of staggering successively, soldered connect in aggregates, formed the fried dough twist cone of three sector shaped helical concave surface flow path grooves, like this, facilitate blanking, can not produce weld seam, guaranteed weld strength.The line of the high point of cam platform is three helixes, the concave surface flow path groove from deep to shallow that the height point camber line that is respectively the cam platform that is adjacent by cam platform root low spot due to three sector shaped helical concave surface flow path grooves is connected to form, thereby both strengthened the heart-shaped cutterhead intensity of three cam platforms, widened to greatest extent again flow path groove; Described core pipe and pull head is soldered connect after, cylindrical has step one end to enter from the large end inner chamber of the heart-shaped cutterhead of three cam platforms, through one section of the heart-shaped cutterhead small end of three cam platforms inner chamber connect soldered with it; Described gripper shoe is supported in the heart-shaped cutterhead of three cam platforms of odd number circle or the heart-shaped cutterhead of three cam platforms of even number circle, be connected with the interior ring of core pipe, odd number circle or the heart-shaped cutterhead of even number circle three cam platforms respectively, strengthened core pipe stability and odd number or the heart-shaped cutterhead intensity of even number three cam platforms; Described closure plate be arranged on the heart-shaped cutterheads of odd number circle three cam platforms large end and with soldered the connecing in the face of cylinder of one end of its large end face and pull head; The cutting edge of described curvature of the spinal column pick cutter, towards the direction of cutting rotation, has formed three spiral cutting edges of cutting on the line of the cutting edge of curvature of the spinal column pick cutter, reduced the area of cut, strengthened cutting pressure, within the unit interval, improved stock-removing efficiency.
The manufacturing process of the heart-shaped cutterhead of three cam platforms of described odd number circle is combination cutting after first setting-out, outside setting-out is divided into again outer shroud setting-out and interior ring setting-out, the setting-out of outer shroud, according to product specification, require centered by o, to cross center line on steel plate, draw its maximum cylindrical, hand over 4 a, b, c, d(is counterclockwise), take o as the center of circle, a point is reference point minute trisection on its large cylindrical, intersection point a, e, f(is counterclockwise), connect oa, oe, of obtains trisection line segment (counterclockwise), on oa line segment, get the value of 0.1 times of its maximum cylindrical numerical value, fixed is some g, a is the high point of a cam platform, g is its low spot, the separately two place's cam platform heights that obtain are in like manner respectively e, h, f, i, take o as the center of circle again, a point is reference point, draw 105 ° (counterclockwise) and hand over 1 j of its maximum cylindrical, pass through g, j, d tri-strokes and dots circles can obtain one section of circular arc gj of place's cam platform, in like manner obtain separately one section of circular arc of two place's cam platforms, interior ring setting-out, the cam platform drift angle α of the cam platform of interior ring and outer shroud is 8 °, in it, ring is 30mm with the difference of the maximum exradius of outer shroud, all the other setting-outs and in like manner above-mentioned, remaining by above-mentioned principle according to this line drawing method both can complete the heart-shaped cutterheads of needed odd number circle (arranging sequence number number) three cam platforms, the data obtained is input to numerical control cutting machine, combination cutting, both can complete the heart-shaped cutterhead combination cutting of needed odd number three cam platforms, in like manner, both can complete as stated above the heart-shaped cutterhead combination cutting of needed even number three cam platforms, both saving of labor, save time, save material, determined that again three cam platforms are for the seat of welding pick cutter, guaranteed the uniformity of height after the welding of pick cutter.
Claims (4)
1. a non-excavating horizontal directional drilling machine borehole-enlarging drilling tool, it is characterized in that: comprise core pipe, outside core pipe, by gripper shoe, be set with fried dough twist circular cone bit body, on core pipe, be provided with the hole for water spraying that is communicated with fried dough twist circular cone bit body inside, large end outside at fried dough twist circular cone bit body is fixed with closure plate, described fried dough twist circular cone bit body comprise some be sleeved on core pipe outer and with the heart-shaped cutterheads of the vertically disposed three cam platforms of core tubular axis line, the heart-shaped cutterheads of small end three cam platforms from from the large end of fried dough twist circular cone bit body to fried dough twist circular cone bit body all stagger 4 °-6 ° along clockwise direction successively, form the fried dough twist cone of three sector shaped helical concave surface flow path grooves, the heart-shaped cutterheads of described three cam platforms consist of three end to end cam platforms, and the boss eminence of each cam platform is all provided with curvature of the spinal column pick cutter, are equipped with and the curvature of the spinal column pick cutter nozzle of corresponding matching one by one on the heart-shaped cutterheads of three cam platforms.
2. non-excavating horizontal directional drilling machine borehole-enlarging drilling tool according to claim 1, is characterized in that: the tail end at core pipe is provided with pull head.
3. non-excavating horizontal directional drilling machine borehole-enlarging drilling tool according to claim 1, it is characterized in that: described curvature of the spinal column pick cutter comprises the tool rest that is fixedly connected with cam platform and be fixed on the carbide alloy curvature of the spinal column cutter head on tool rest, the cutting edge of carbide alloy curvature of the spinal column cutter head is towards the cutting rotary veer of the heart-shaped cutterheads of three cam platforms.
4. non-excavating horizontal directional drilling machine borehole-enlarging drilling tool according to claim 1, is characterized in that: described three sector shaped helical concave surface flow path grooves are that the cam platform height that cam platform root low spot is adjacent is put the concave surface flow path groove from deep to shallow that camber line is connected to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420358967.2U CN203925294U (en) | 2014-07-01 | 2014-07-01 | A kind of non-excavating horizontal directional drilling machine borehole-enlarging drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420358967.2U CN203925294U (en) | 2014-07-01 | 2014-07-01 | A kind of non-excavating horizontal directional drilling machine borehole-enlarging drilling tool |
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| Publication Number | Publication Date |
|---|---|
| CN203925294U true CN203925294U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420358967.2U Expired - Lifetime CN203925294U (en) | 2014-07-01 | 2014-07-01 | A kind of non-excavating horizontal directional drilling machine borehole-enlarging drilling tool |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017027630A1 (en) * | 2015-08-10 | 2017-02-16 | Illinois Tool Works Inc. | Cutting tool for a large diameter travelling pipe cutter |
| US10099292B2 (en) | 2015-08-12 | 2018-10-16 | Illinois Tool Works Inc. | Crash resistant trip for a pipe machining apparatus |
| US10220456B2 (en) | 2015-08-10 | 2019-03-05 | Illinois Tool Works Inc. | Large diameter travelling pipe cutter |
| CN109930997A (en) * | 2018-11-30 | 2019-06-25 | 江苏谷登重型机械装备科技有限公司 | A kind of reamer and its constructing device |
| CN110965944A (en) * | 2019-12-26 | 2020-04-07 | 江苏谷登重型机械装备科技有限公司 | Novel geological stacking reamer |
| US10835960B2 (en) | 2013-01-09 | 2020-11-17 | Illinois Tool Works Inc. | Pipe machining apparatuses and methods of operating the same |
| CN113483147A (en) * | 2021-06-16 | 2021-10-08 | 苏州中宝市政园林工程有限公司 | Horizontal directional drilling and jacking pipe combined device and reinforced concrete pipe construction method |
-
2014
- 2014-07-01 CN CN201420358967.2U patent/CN203925294U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10835960B2 (en) | 2013-01-09 | 2020-11-17 | Illinois Tool Works Inc. | Pipe machining apparatuses and methods of operating the same |
| WO2017027630A1 (en) * | 2015-08-10 | 2017-02-16 | Illinois Tool Works Inc. | Cutting tool for a large diameter travelling pipe cutter |
| CN108349013A (en) * | 2015-08-10 | 2018-07-31 | 伊利诺斯工具制品有限公司 | Cutting element for major diameter traveling pipe fitting cutter |
| EP3334549A4 (en) * | 2015-08-10 | 2019-01-09 | Illinois Tool Works Inc. | Cutting tool for a large diameter travelling pipe cutter |
| US10220456B2 (en) | 2015-08-10 | 2019-03-05 | Illinois Tool Works Inc. | Large diameter travelling pipe cutter |
| US10376970B2 (en) | 2015-08-10 | 2019-08-13 | Illinois Tool Works Inc. | Cutting tool for a large diameter travelling pipe cutter |
| CN108349013B (en) * | 2015-08-10 | 2021-01-22 | 伊利诺斯工具制品有限公司 | Cutting tool for large diameter travelling pipe cutter |
| US10994349B2 (en) | 2015-08-10 | 2021-05-04 | Illinois Tool Works Inc. | Large diameter travelling pipe cutter |
| US10099292B2 (en) | 2015-08-12 | 2018-10-16 | Illinois Tool Works Inc. | Crash resistant trip for a pipe machining apparatus |
| CN109930997A (en) * | 2018-11-30 | 2019-06-25 | 江苏谷登重型机械装备科技有限公司 | A kind of reamer and its constructing device |
| CN110965944A (en) * | 2019-12-26 | 2020-04-07 | 江苏谷登重型机械装备科技有限公司 | Novel geological stacking reamer |
| CN113483147A (en) * | 2021-06-16 | 2021-10-08 | 苏州中宝市政园林工程有限公司 | Horizontal directional drilling and jacking pipe combined device and reinforced concrete pipe construction method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |