CN105772758B - A kind of variable bit heavy boring cutter for being capable of two-way processing - Google Patents
A kind of variable bit heavy boring cutter for being capable of two-way processing Download PDFInfo
- Publication number
- CN105772758B CN105772758B CN201610264010.5A CN201610264010A CN105772758B CN 105772758 B CN105772758 B CN 105772758B CN 201610264010 A CN201610264010 A CN 201610264010A CN 105772758 B CN105772758 B CN 105772758B
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- China
- Prior art keywords
- boring cutter
- boring
- push rod
- pendulum shape
- endoporus
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/02—Boring bars
- B23B29/025—Boring toolholders fixed on the boring bar
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention discloses a kind of variable bit heavy boring cutter for being capable of two-way processing, including a boring cutter body, one adjustment push rod, at least one pendulum shape boring cutter bar and at least one boring blade, the boring cutter body is circular barred body, the endoporus that other end end is passed to along central axis is provided with one end end face of boring cutter body, push rod is adjusted to coordinate in the endoporus of the boring cutter body, and it can in the axial direction move and fix in the endoporus, the interlude of pendulum shape boring cutter bar is articulated at the perisporium of boring cutter body, the one end for putting shape boring cutter bar is hinged with adjusting the front end of push rod, the other end of pendulum shape boring cutter bar is provided with blade mounting portion, boring blade is fixed in the blade mounting portion of the other end of corresponding pendulum shape boring cutter bar.This structure of the present invention can realize the multi-state machining function of different hole depths, aperture and pass in Boring Process.
Description
Technical field
The present invention relates to cutting-tool engineering field, more particularly to a kind of variable bit heavy boring cutter for being capable of two-way processing.
Background technology
Boring cutter is one kind of cutting tool for boring, and the most frequently used occasion is exactly interior hole machined, reaming, profiling etc..With first system
The development of technology is made, the structure of parts becomes increasingly complex, and the diameter in hole, depth and pattern are also more and more diversified, therefore, right
The performance and required precision more and more higher of aperture knife tool.At present, the cutting tool for boring of domestic and international famous cutter manufacturer production, it is main
There are monoblock type boring cutter, modularization boring cutter and adjustable boring cutter etc., but these cutters can not all meet under certain condition simultaneously
Multi-state processing request, such as, the diameter of monoblock type boring cutter can not adjust, its rigidity and can the range of work be restricted, and
Process flexibility deficiency；Although modularization boring cutter can change the knife of different size according to the requirement of processing form and processing conditions
Head, but it processes aperture and hole depth scope is limited, and the diameter in hole is too small, and boring cutter module can not realize microminiaturization, processes big specification
Hole, the structure of boring cutter itself can more complicated and weight influence its own cantilevered length compared with conference and make its can working depth by
Limitation；And the regulator site of adjustable boring cutter participate in cutting region, adjustment mechanism easily it is contaminated or because of stress deformation and
The problems such as producing installation accuracy error or mechanism damage, so as to influence its service life.
The content of the invention
It is an object of the invention to overcome the deficiency of prior art, there is provided a kind of variable bit rough boring cutter for being capable of two-way processing
Tool, is improved by structure, the multi-state machining function of different hole depths, aperture and pass can be realized in Boring Process.
The technical solution adopted for the present invention to solve the technical problems is：A kind of variable bit rough boring cutter for being capable of two-way processing
Tool, including：
One boring cutter body, the boring cutter body are circular barred body, are provided with along central axis and are passed to separately in one end end face of boring cutter body
The endoporus of one end end；
One adjustment push rod, the adjustment push rod coordinate in the endoporus of the boring cutter body, and can in the endoporus edge
Axis direction is mobile and fixed；
At least one pendulum shape boring cutter bar, the interlude of pendulum shape boring cutter bar are articulated at the perisporium of boring cutter body, put shape boring cutter bar
One end and adjust push rod front end be hinged, pendulum shape boring cutter bar the other end be provided with blade mounting portion；
At least one boring blade, boring blade are fixed in the blade mounting portion of the other end of corresponding pendulum shape boring cutter bar.
The pendulum shape boring cutter bar is two, and the boring blade is two, and two pendulum shape boring cutter bars are in 180 degree rotational symmetry pivot
It is connected at the perisporium of boring cutter body.
The other end of the boring cutter body is provided with the mounting hole along radial direction, and the mounting hole is connected with the endoporus, described
The interlude of pendulum shape boring cutter bar is fitted in the mounting hole, and is fixed on by bolt pivot joint at the perisporium of boring cutter body；The pendulum
One end of shape boring cutter bar puts in mounting hole and the front end with adjusting push rod in the endoporus of boring cutter body is hinged；The pendulum shape boring cutter bar
Interlude be provided with the first bolt hole.
In the boring cutter body, it is respectively equipped with the front and back end along contour direction corresponding to mounting hole for installing spiral shell
The resigning portion of bolt, nut, the second bolt hole is additionally provided between two resigning portions.
Mounting hole, resigning portion and the second bolt hole of the boring cutter body are the string configuration along axis direction.
One end of the pendulum shape boring cutter bar is provided with bulb, and the front end of the adjustment push rod is provided with spherical annular groove, the pendulum shape
The spherical annular groove of front end of the bulb of one end of boring cutter bar with adjusting push rod is engaged.
The middle part of the pendulum shape boring cutter bar is provided with bending, makes the knife plane and bulb of the boring blade that blade mounting portion installed
Center be not belonging to same plane.
One section of the centre of the adjustment push rod is provided with external thread structure, and corresponding one is provided with the endoporus of the boring cutter body
Section internal thread, the cooperation of the internal thread by adjusting the external thread structure of push rod and the endoporus of boring cutter body, makes adjustment push rod in boring
The endoporus of cutter hub can in the axial direction be moved and fixed.
The rear end of the adjustment push rod is additionally provided with the interior hexagonal deep gouge for adjusting adjustment push rod movement.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention is as a result of a boring cutter body, an adjustment push rod, at least one pendulum shape boring cutter bar and at least one
Boring blade forms variable bit heavy boring cutter, and boring cutter body is circular barred body, is provided with one end end face of boring cutter body along central shaft
Line passes to the endoporus of other end end, and adjustment push rod coordinates in the endoporus of the boring cutter body, and can in the endoporus edge
Axis direction is mobile simultaneously fixed, and the interlude of pendulum shape boring cutter bar is articulated at the perisporium of boring cutter body, put one end of shape boring cutter bar with
The front end of adjustment push rod is hinged, and the other end of pendulum shape boring cutter bar is provided with blade mounting portion, and boring blade is fixed on corresponding pendulum shape
In the blade mounting portion of the other end of boring cutter bar.This structure of the present invention can realize different hole depths, hole in Boring Process
Footpath and the multi-state machining function of pass.
The present invention is described in further detail below in conjunction with drawings and Examples；But one kind of the present invention two-way can add
The variable bit heavy boring cutter of work is not limited to embodiment.
Brief description of the drawings
Fig. 1 is the front view of the present invention；
Fig. 2 is the right view of the present invention；
Fig. 3 is the partial sectional view of the overlook direction of the present invention；
Fig. 4 is the D structure schematic diagram of the boring cutter body of the present invention；
Fig. 5 is the front view of the present invention；
Fig. 6 is the sectional view of the line A-A along Fig. 5；
Fig. 7 is the sectional view of the line B-B along Fig. 5；
Fig. 8 is the front view of the adjustment push rod of the present invention；
Fig. 9 is the right view of the adjustment push rod of the present invention；
Figure 10 is the front view of the pendulum shape boring cutter bar of the present invention；
Figure 11 is the top view of the pendulum shape boring cutter bar of the present invention；
Figure 12 is the sectional view of the line C-C along Figure 10；
Figure 13 is a kind of schematic diagram for mode that the present invention applies；
Figure 14 is the schematic diagram for the another way that the present invention applies.
Embodiment
Embodiment
Referring to shown in Fig. 1 to Figure 12, a kind of variable bit heavy boring cutter for being capable of two-way processing of the invention, including：
One boring cutter body 1, the boring cutter body 1 are circular barred body, are provided with along central axis and pass in one end end face of boring cutter body 1
The endoporus 11 of other end end；The one end open of endoporus 11 is outside, and the other end of endoporus 11 is enclosed construction；
One adjustment push rod 2, the adjustment push rod 2 coordinate in the endoporus 11 of the boring cutter body, and can be in the endoporus
Moved in the axial direction in 11 and fixed；
Using two pendulum shape boring cutter bars 3, the perisporium that the interlude of pendulum shape boring cutter bar 3 is articulated in boring cutter body 1 (is the present embodiment
Refer to the perisporium of endoporus 11) place, put one end of shape boring cutter bar 3 and the front end of adjustment push rod 2 is hinged, put the another of shape boring cutter bar 3
End is provided with blade mounting portion 31；
The present embodiment uses two boring blades 4, and boring blade 4 is fixed on the blade of the other end of corresponding pendulum shape boring cutter bar 3
In installation portion 31.Boring blade uses R shape boring blades.
In the present embodiment, two pendulum shape boring cutter bars 3 are articulated at the perisporium of boring cutter body 1 in 180 degree rotational symmetry.
The other end of boring cutter body 1 is provided with the mounting hole 12 along radial direction, and the mounting hole 12 is connected with the endoporus 11,
That is mounting hole 12 is connected along radial direction with endoporus 11, because the present embodiment is using two pendulum shape boring cutter bars 3, therefore, peace
Hole 12 and two are filled, two mounting holes 12 are in the opening position of 180 degree, therefore, linearly to leading to state.
The interlude of pendulum shape boring cutter bar 3 is fitted in the mounting hole 12, and is fixed on boring cutter body 1 by the pivot joint of bolt 5
At perisporium；One end of the pendulum shape boring cutter bar 3 puts in mounting hole 12 and the front end phase with adjusting push rod 2 in the endoporus 11 of boring cutter body
It is be hinged；The interlude of the pendulum shape boring cutter bar 3 is provided with the first bolt hole 32.
In the boring cutter body 1, it is respectively equipped with the front and back end along contour direction corresponding to mounting hole 12 for installing
The resigning portion 13 of bolt 5, nut 6, the second bolt hole 14 is additionally provided between two resigning portions 13.So, shape boring cutter bar 3 is put
After interlude fits in the mounting hole 12, the second bolt hole 14 can be passed through from a resigning portion 13 with bolt 5, be then passed through putting shape
First bolt hole 32 of boring cutter bar 3, is passed from another resigning portion 13, in the position passed the interlocking of nut 6, so that putting shape
The centre of boring cutter bar 3 is articulated on boring cutter body 1.
In the present embodiment, mounting hole 12, the bolt hole 14 of resigning portion 13 and second of the boring cutter body are that can correspond to match somebody with somebody
The string configuration of conjunction.So, the middle pivot points of pendulum shape boring cutter bar 3 can be moved.
One end of pendulum shape boring cutter bar 3 is provided with bulb 33, and the front end of the adjustment push rod 2 is provided with spherical annular groove 21, the pendulum
The spherical annular groove 21 of front end of the bulb 33 of one end of shape boring cutter bar 3 with adjusting push rod 2 is engaged.Equivalent to pendulum shape boring cutter bar 3
One end be hinged on adjustment push rod 2 front end.
The middle part of the pendulum shape boring cutter bar 3 is provided with bending 34, make the boring blade 4 that blade mounting portion installed knife plane and
The center of bulb 33 is not belonging to same plane.
Adjust the centre of push rod 2 one section is provided with external thread structure 22, is provided with the endoporus 11 of the boring cutter body corresponding
One section of internal thread 15, the cooperation of the internal thread 15 by adjusting the external thread structure 22 of push rod 2 and the endoporus 11 of boring cutter body 1, makes
Adjustment push rod 2 can in the axial direction be moved and fixed in the endoporus of boring cutter body.
The rear end of the adjustment push rod 2 is additionally provided with the interior hexagonal deep gouge 23 for adjusting adjustment push rod movement.
A kind of variable bit heavy boring cutter for being capable of two-way processing of the present invention, employs the 1, adjustment of a boring cutter body and pushes away
2, two, bar puts shape boring cutter bars 3 and two boring blades 4 to form variable bit heavy boring cutter, and boring cutter body 1 is circular barred body, in boring
One end end face of cutter hub is provided with the endoporus 11 that other end end is passed to along central axis, and adjustment push rod 2 coordinates in the boring cutter body
Endoporus 11 in, and can move in the axial direction in the endoporus 11 and fixed, the interlude of pendulum shape boring cutter bar 3 is articulated in
At the perisporium of boring cutter body 1, one end of pendulum shape boring cutter bar 3 is hinged with adjusting the front end of push rod 2, the other end of pendulum shape boring cutter bar 3
Provided with blade mounting portion 31, boring blade 4 is fixed in the blade mounting portion 31 of the other end of corresponding pendulum shape boring cutter bar 3.This hair
Bright this structure can realize the multi-state machining function of different hole depths, aperture and pass in Boring Process.
A kind of variable bit heavy boring cutter for being capable of two-way processing of the present invention, adjustment push rod 2 is with the excessive cooperation of basic hole system
Installed in the centre bore of boring cutter body 1 (i.e. endoporus 11) place, the adjustment its one end of push rod 2 (i.e. rear end) is designed with interior hexagonal deep gouge 23, whole
Individual adjustment push rod 2 is connected so as to realize axial rotary motor adjustment by screw thread pair with boring cutter body 1；The geometric center of R shapes boring blade 4
There is trip bolt hole at place, is arranged on by the hole with trip bolt on the blade mounting portion 31 of pendulum shape boring cutter bar 3, so as to form ginseng
With the part of boring；One end of pendulum shape boring cutter bar 3 is designed for bulb, can be realized with the spherical annular groove 21 of adjustment push rod 2 seamless
It is engaged；Limiting through hole (i.e. the first bolt hole 32) is designed with pendulum shape boring cutter bar 3, whole shape boring cutter bar 3 of putting passes through boring cutter
The mounting hole 12 of body 1, and it is spacing from side progress by caging bolt 5, and its bulb end coordinates with adjustment push rod 1.
In boring process, pendulum shape boring cutter can be adjusted according to the aperture in hole to be processed, depth and architectural feature
The orientation of bar 3, e.g., hole depth are larger, it is necessary to when boring cutter overhangs longer, can be processed (such as Figure 13 by the way of boring is drawn
It is shown), so as to avoid Flutter Problem occur because of boring cutter rigidity deficiency, and for the boring of shallow bore hole, direct boring can be used
Mode is carried out (as shown in figure 14)；The interior hexagonal deep gouge 23 of adjustment push rod 2 is rotated using outer hexagonal spanner, so that adjustment push rod
2 are axially moved and promote pendulum shape boring cutter bar 3 that Orientation differences occur, and with reference to the position-limiting action of caging bolt 5, realize whole boring cutter system
The adjustment (drawing boring and straight boring) of the reducing of system and boring mode, while can realize same boring cutter, pass through rotation adjustment push rod 2
Realize the boring editing objective of shoulder hole；Adjustment mechanism is designed in the inside of boring cutter body 1, can effectively protect pendulum shape boring cutter bar 3
Repetitive positioning accuracy and screw thread pair；The boring cutter can guarantee that pendulum shape boring cutter bar 3 in its mobilizable orientation model using R shapes boring blade 4
Enclose the interior balance that can realize cutting edge and hole wall to be processed and effectively contact.
Above-mentioned simply presently preferred embodiments of the present invention, not makees any formal limitation to the present invention.It is although of the invention
It is disclosed above with preferred embodiment, but it is not limited to the present invention.Any those skilled in the art, do not taking off
In the case of from technical solution of the present invention scope, all technical solution of the present invention is made perhaps using the technology contents of the disclosure above
More possible changes and modifications, or it is revised as equivalents equivalent embodiment.Therefore, it is every without departing from technical solution of the present invention
Content, according to the technology of the present invention essence to any simple modifications, equivalents, and modifications made for any of the above embodiments, it all should fall
In the range of technical solution of the present invention protection.
Claims (9)
- A kind of 1. variable bit heavy boring cutter for being capable of two-way processing, it is characterised in that：Including：One boring cutter body, the boring cutter body are circular barred body, are provided with one end end face of boring cutter body along central axis and pass to the other end The endoporus of end；One adjustment push rod, the adjustment push rod coordinate in the endoporus of the boring cutter body, and can be in the endoporus along axis Direction is mobile and fixed；At least one pendulum shape boring cutter bar, the interlude of pendulum shape boring cutter bar are articulated at the perisporium of boring cutter body, and the one of pendulum shape boring cutter bar Hold and be hinged with adjusting the front end of push rod, the other end of pendulum shape boring cutter bar is provided with blade mounting portion；At least one boring blade, boring blade are fixed in the blade mounting portion of the other end of corresponding pendulum shape boring cutter bar.
- 2. the variable bit heavy boring cutter according to claim 1 for being capable of two-way processing, it is characterised in that：The pendulum shape boring cutter Bar is two, and the boring blade is two, and two pendulum shape boring cutter bars are articulated at the perisporium of boring cutter body in 180 degree rotational symmetry.
- 3. the variable bit heavy boring cutter according to claim 1 or 2 for being capable of two-way processing, it is characterised in that：The boring cutter The other end of body is provided with the mounting hole along radial direction, and the mounting hole is connected with the endoporus, the centre of the pendulum shape boring cutter bar Section is fitted in the mounting hole, and is fixed on by bolt pivot joint at the perisporium of boring cutter body；Stretch one end of the pendulum shape boring cutter bar Enter mounting hole and the front end with adjusting push rod in the endoporus of boring cutter body is hinged；The interlude of the pendulum shape boring cutter bar is provided with first Bolt hole.
- 4. the variable bit heavy boring cutter according to claim 3 for being capable of two-way processing, it is characterised in that：The boring cutter body In, it is respectively equipped with the front and back end along contour direction corresponding to mounting hole for installation bolt, the resigning portion of nut, two The second bolt hole is additionally provided between individual resigning portion.
- 5. the variable bit heavy boring cutter according to claim 4 for being capable of two-way processing, it is characterised in that：The boring cutter body Mounting hole, resigning portion and the second bolt hole are the string configuration along axis direction.
- 6. the variable bit heavy boring cutter according to claim 1 for being capable of two-way processing, it is characterised in that：The pendulum shape boring cutter One end of bar is provided with bulb, and the front end of the adjustment push rod is provided with spherical annular groove, the bulb of one end of the pendulum shape boring cutter bar and The spherical annular groove for adjusting the front end of push rod is engaged.
- 7. the variable bit heavy boring cutter according to claim 6 for being capable of two-way processing, it is characterised in that：The pendulum shape boring cutter The middle part of bar is provided with bending, make the knife plane of boring blade that blade mounting portion is installed and the center of bulb be not belonging to it is same flat Face.
- 8. the variable bit heavy boring cutter according to claim 1 for being capable of two-way processing, it is characterised in that：The adjustment push rod One section of centre be provided with external thread structure, corresponding one section of internal thread is provided with the endoporus of the boring cutter body, is pushed away by adjustment The cooperation of the internal thread of the external thread structure of bar and the endoporus of boring cutter body, enable adjustment push rod in the endoporus of boring cutter body along axis Direction is mobile and fixed.
- 9. the variable bit heavy boring cutter according to claim 1 for being capable of two-way processing, it is characterised in that：The adjustment push rod Rear end be additionally provided with for adjust adjustment push rod movement interior hexagonal deep gouge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610264010.5A CN105772758B (en) | 2016-04-26 | 2016-04-26 | A kind of variable bit heavy boring cutter for being capable of two-way processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610264010.5A CN105772758B (en) | 2016-04-26 | 2016-04-26 | A kind of variable bit heavy boring cutter for being capable of two-way processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105772758A CN105772758A (en) | 2016-07-20 |
| CN105772758B true CN105772758B (en) | 2018-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610264010.5A Active CN105772758B (en) | 2016-04-26 | 2016-04-26 | A kind of variable bit heavy boring cutter for being capable of two-way processing |
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| Country | Link |
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| CN (1) | CN105772758B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116748601B (en) * | 2023-08-21 | 2023-10-20 | 成都航空职业技术学院 | Valve body machining equipment and machining method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3854839A (en) * | 1973-03-02 | 1974-12-17 | Alco Standard Corp | Bottle boring tool |
| US4023451A (en) * | 1976-03-30 | 1977-05-17 | Westinghouse Electric Corporation | Bottle boring apparatus |
| CN101786173A (en) * | 2009-12-25 | 2010-07-28 | 成都飞机工业（集团）有限责任公司 | Telescopic double-edged deep-hole boring cutter |
| CN202411446U (en) * | 2011-12-15 | 2012-09-05 | 苏州勤美达精密机械有限公司 | Boring cutter with adjustable cutting head |
| CN104475782A (en) * | 2014-12-01 | 2015-04-01 | 山西北方机械制造有限责任公司 | Reverse boring cutter |
| CN205629414U (en) * | 2016-04-26 | 2016-10-12 | 厦门金鹭特种合金有限公司 | Shifted rough boring utensil that can two -wayly process |
-
2016
- 2016-04-26 CN CN201610264010.5A patent/CN105772758B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3854839A (en) * | 1973-03-02 | 1974-12-17 | Alco Standard Corp | Bottle boring tool |
| US4023451A (en) * | 1976-03-30 | 1977-05-17 | Westinghouse Electric Corporation | Bottle boring apparatus |
| CN101786173A (en) * | 2009-12-25 | 2010-07-28 | 成都飞机工业（集团）有限责任公司 | Telescopic double-edged deep-hole boring cutter |
| CN202411446U (en) * | 2011-12-15 | 2012-09-05 | 苏州勤美达精密机械有限公司 | Boring cutter with adjustable cutting head |
| CN104475782A (en) * | 2014-12-01 | 2015-04-01 | 山西北方机械制造有限责任公司 | Reverse boring cutter |
| CN205629414U (en) * | 2016-04-26 | 2016-10-12 | 厦门金鹭特种合金有限公司 | Shifted rough boring utensil that can two -wayly process |
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| Publication number | Publication date |
|---|---|
| CN105772758A (en) | 2016-07-20 |
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