CN104668600B - Deep hole boring thick boring head - Google Patents
Deep hole boring thick boring head Download PDFInfo
- Publication number
- CN104668600B CN104668600B CN201510031576.9A CN201510031576A CN104668600B CN 104668600 B CN104668600 B CN 104668600B CN 201510031576 A CN201510031576 A CN 201510031576A CN 104668600 B CN104668600 B CN 104668600B
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- Prior art keywords
- boring
- ring body
- boring head
- hole
- head body
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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
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/03—Boring heads
Abstract
The invention provides a deep hole boring thick boring head comprising a head body, a blade and a blade installation seat. The blade installation seat is arranged on the front portion of the head body; the rear end of the head body is hinged to the front end of a middle connector through a shaft; the front end of a joint used for connecting to a boring rod is hinged to the rear end of the middle connector through a shaft; the two shafts are arranged perpendicularly; the middle of the head body is provided with a rolling support structure allowing the head body to support on the wall of a machining front hole in a rolling manner. The rear end of the head body is hinged to the front end of the middle connector through the shaft, the front end of the joint used for connecting to the boring rod is hinged to the rear end of the middle connector through the shaft, the universal connection of the head body and joint is implemented, and the boring manner (synchronous bending) that the bored inner hole is bent with the bending tendency of the machining front hole is implemented.
Description
Technical field
The present invention relates to deep borehole drawing-boring rough boring head.
Background technology
Deep hole machining requires to process the linearity of metapore mostly at present, but for the hole that aperture is less and depth is deeper, adopts
With push away boring processing when, because boring bar length and diameter little it is easy to cause boring bar bending, vibration, so that processing can not be completed；For must not
Seek the linearity of processing metapore, it is required that the endoporus after processing is with the warp tendency bending processing front hole（With curved just curved）,
Existing deep hole processing cutter cannot meet this requirement.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of deep borehole drawing-boring rough boring head.
In order to solve above-mentioned technical problem, the technical scheme is that：
A kind of deep borehole drawing-boring rough boring head, including boring head body, blade and blade mounting seat, blade mounting seat is arranged at boring head body
Front portion on, the rear end of boring head body passes through that bearing pin is hinged with intermediate connector front end, and the front end for connecting the joint of boring bar is logical
Cross bearing pin hinged with intermediate connector rear end, two bearing pins are arranged vertically, setting in the middle part of boring head body makes boring head body rolling support in treating
Rolling supporting structure on the hole wall of processing hole.
Above-mentioned deep borehole drawing-boring rough boring head, boring head body has the mounting groove extending up and down, and blade mounting seat is installed in mounting groove
Interior and can move up and down in mounting groove, in above-below direction, blade is installed on the lower end of blade mounting seat, blade mounting seat
Upper end is provided with the first ball rolling element on the hole wall of hole to be processed for the upper end rolling support making blade mounting seat, and the first ball rolls
The upper-lower position of body is adjustable.
Above-mentioned deep borehole drawing-boring rough boring head, the upper end of blade mounting seat offers the hole with upper shed, and the first ball rolls
Body is placed in the hole, and bottom hole is equipped with the cushion block of support the first ball rolling element, and cushion block is adjustable in the depth location of in the hole.
Above-mentioned deep borehole drawing-boring rough boring head, setting at aperture prevents the tabletting that the first ball rolling element is deviate from from hole, and tabletting has
There is the hole exposing for the first ball rolling element.
Above-mentioned deep borehole drawing-boring rough boring head, rolling supporting structure include the front ring body being sheathed on boring head body and rear ring body and
The fore-and-aft clearance adjusting apparatus of front ring body and rear ring body, the axis direction of front ring body and rear ring body is fore-and-aft direction, front ring body and
Ring body has the inclined-plane being oppositely arranged afterwards, and two inclined-planes collectively form the raceway in the V-arrangement section accommodating the second ball rolling element, the second ball
Roll body portion to expose to outside raceway so that boring head body rolling support is on the hole wall of hole to be processed.
Above-mentioned deep borehole drawing-boring rough boring head, the fore-and-aft clearance adjusting apparatus of front ring body and rear ring body include the backstop on boring head body
Portion and the locking nut being installed on boring head body, front ring body and rear ring body are located between stopper section and locking nut, locking nut
Movable realize front ring body and rear ring body relatively close or away from.
Above-mentioned deep borehole drawing-boring rough boring head, locking nut is located on rear side of rear ring body, and stage clip is arranged at locking nut and rear ring body
Between or stopper section and front ring body between.
Above-mentioned deep borehole drawing-boring rough boring head, setting on boring head body makes front ring body and rear ring body be only capable of movable guiding
Key.
Above-mentioned deep borehole drawing-boring rough boring head, the second ball rolling element is held in raceway by retainer.
Above-mentioned deep borehole drawing-boring rough boring head, the cylinder that intermediate connector front end extends for fore-and-aft direction, boring head body rear end accommodates
In cylinder, boring head body can swing in cylinder around bearing pin；The cylinder that joint front end extends for fore-and-aft direction, intermediate connector
Rear end is contained in cylinder, and intermediate connector rear end can swing in cylinder around bearing pin.
The rear end of boring head body is hinged with intermediate connector front end by bearing pin, and the front end for connecting the joint of boring bar is passed through
Bearing pin and intermediate connector rear end hinged it is achieved that boring head body and joint universal connection it is achieved that endoporus after boring with
The warp tendency bending in hole to be processed（With curved just curved）Draw boring processing mode.
Brief description
The present invention is described in more detail below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of blade mounting seat..
Fig. 3 is the partial sectional view of Fig. 2.
In figure：01 blade, 02 tabletting, 03 bushing, 04 first ball rolling element, 05 cushion block, 06 retainer, 07 stage clip, 08 lock
Jack panel, 09 bearing pin, 10 intermediate connectors, 11 bearing pins, 12 joints, 13 blade mounting seats, ring body before 14,15 feather keys, 16
Two ball rolling elements, 17 boring head bodies.
Specific embodiment
As shown in Figure 1 to Figure 3, deep borehole drawing-boring rough boring head includes boring head body 17, blade 01 and blade mounting seat 13, and blade is pacified
Dress seat is arranged on the front portion of boring head body.It is hinged with intermediate connector 10 front end, for even that bearing pin 09 is passed through in the rear end of boring head body
The front end connecing the joint 12 of boring bar is hinged with intermediate connector rear end by bearing pin, and two bearing pins are arranged vertically, and realize universal connection.
In the middle part of boring head body, setting makes rolling supporting structure on the hole wall of hole to be processed for the boring head body rolling support.Can be real using the present invention
Existing straight hole processing is it is also possible to complete to bend deep hole machining.
Boring head body has the mounting groove extending up and down, on blade mounting seat is installed in mounting groove and can be in mounting groove
Lower movement.In above-below direction, blade is installed on the lower end of blade mounting seat, and the upper end of blade mounting seat is provided with makes blade install
First ball rolling element 04 on the hole wall of hole to be processed for the upper end rolling support of seat, the upper-lower position of the first ball rolling element is adjustable,
Achieve processing hole size fine-tuning.
The upper end of blade mounting seat offers the hole with upper shed, and the first ball rolling element is placed in the hole, and bottom hole is equipped with
The cushion block 05 of support the first ball rolling element, cushion block is adjustable in the depth location of in the hole.A kind of mode is to change the thickness of cushion block, separately
A kind of mode is the depth location adjusting cushion block in the hole.
At aperture, setting prevents the tabletting 02 that the first ball rolling element is deviate from from hole, and tabletting has external for the first ball rolling
The hole of dew.
Rolling supporting structure includes the front ring body 14 being sheathed on boring head body and rear ring body and front ring body and rear ring body
Fore-and-aft clearance adjusting apparatus.The axis direction of front ring body and rear ring body is fore-and-aft direction, and front ring body has relative setting with rear ring body
The inclined-plane put, two inclined-planes collectively form the raceway in the V-arrangement section accommodating the second ball rolling element, and the second ball rolls body portion and exposes to
So that boring head body rolling support is on the hole wall of hole to be processed outside raceway.
The fore-and-aft clearance adjusting apparatus of front ring body and rear ring body include the stopper section on boring head body（Step surface）Be installed in
Locking nut 08 on boring head body, front ring body and rear ring body are located between stopper section and locking nut, move before and after locking nut
Dynamic realize front ring body and rear ring body relatively close or away from.According to the dimensional requirement processing front hole, adjust front ring body and rear ring body
Fore-and-aft clearance, front ring body and rear ring body can be relatively close or away from so that depth position in raceway for the second ball rolling element
Put adjustment, realize the second ball rolling element and be close to hole to be processed hole wall in Boring Process all the time.
Locking nut is located on rear side of rear ring body, and stage clip 07 is arranged between locking nut and rear ring body or stopper section and front
Between ring body.
On boring head body, setting makes front ring body and rear ring body be only capable of movable feather key 15, prevents front ring body and rear ring
Body rotates.Second ball rolling element is held in raceway by retainer 06.
The cylinder that intermediate connector front end extends for fore-and-aft direction, boring head body rear end is contained in cylinder, and boring head body can
Swing in cylinder around bearing pin；The cylinder that joint front end extends for fore-and-aft direction, intermediate connector rear end is contained in cylinder, in
Between connector rear end can swing in cylinder around bearing pin.
Claims (8)
1. a kind of deep borehole drawing-boring rough boring head it is characterised in that：Including boring head body, blade and blade mounting seat, blade mounting seat sets
It is placed on the front portion of boring head body, the rear end of boring head body is hinged with intermediate connector front end, for connecting connecing of boring bar by bearing pin
The front end of head is hinged with intermediate connector rear end by bearing pin, and two bearing pins are arranged vertically, and setting in the middle part of boring head body makes boring head body roll
The dynamic rolling supporting structure being supported on the hole wall of hole to be processed；Boring head body has the mounting groove extending up and down, and blade mounting seat fills
Move up and down can in mounting groove and in mounting groove, in above-below direction, blade is installed on the lower end of blade mounting seat, knife
The upper end of piece mounting seat is provided with the first ball rolling element on the hole wall of hole to be processed for the upper end rolling support making blade mounting seat,
The upper-lower position of the first ball rolling element is adjustable；The upper end of blade mounting seat offers the hole with upper shed, and the first ball rolls
Body is placed in the hole, and bottom hole is equipped with the cushion block of support the first ball rolling element, and cushion block is adjustable in the depth location of in the hole.
2. deep borehole drawing-boring rough boring head according to claim 1 it is characterised in that：At aperture, setting prevents the first ball rolling element
The tabletting of abjection from hole, tabletting has the hole exposing for the first ball rolling element.
3. deep borehole drawing-boring rough boring head according to claim 1 it is characterised in that：Rolling supporting structure includes being sheathed on boring head
Front ring body on body and the fore-and-aft clearance adjusting apparatus of rear ring body and front ring body and rear ring body, the axis of front ring body and rear ring body
Direction is fore-and-aft direction, and front ring body and rear ring body have the inclined-plane being oppositely arranged, and two inclined-planes collectively form receiving second ball and roll
The raceway in the V-arrangement section of body, the second ball rolls body portion and exposes to outside raceway so that boring head body rolling support is in hole to be processed
On hole wall.
4. deep borehole drawing-boring rough boring head according to claim 3 it is characterised in that：The fore-and-aft clearance of front ring body and rear ring body is adjusted
Engagement positions include the stopper section on boring head body and the locking nut being installed on boring head body, and front ring body and rear ring body are located at stopper section
And locking nut between, locking nut movable realize front ring body and rear ring body relatively close or away from.
5. deep borehole drawing-boring rough boring head according to claim 4 it is characterised in that：Locking nut is located on rear side of rear ring body, pressure
Spring is arranged between locking nut and rear ring body or between stopper section and front ring body.
6. deep borehole drawing-boring rough boring head according to claim 3 it is characterised in that：On boring head body setting make front ring body and after
Ring body is only capable of movable feather key.
7. deep borehole drawing-boring rough boring head according to claim 3 it is characterised in that：Second ball rolling element is kept by retainer
In raceway.
8. deep borehole drawing-boring rough boring head according to claim 1 it is characterised in that：Intermediate connector front end is prolonged for fore-and-aft direction
The cylinder stretched, boring head body rear end is contained in cylinder, and boring head body can swing in cylinder around bearing pin；Joint front end is front and back
To the cylinder extending, intermediate connector rear end is contained in cylinder, and intermediate connector rear end can swing in cylinder around bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031576.9A CN104668600B (en) | 2015-01-22 | 2015-01-22 | Deep hole boring thick boring head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031576.9A CN104668600B (en) | 2015-01-22 | 2015-01-22 | Deep hole boring thick boring head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104668600A CN104668600A (en) | 2015-06-03 |
| CN104668600B true CN104668600B (en) | 2017-02-22 |
Family
ID=53304473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510031576.9A Active CN104668600B (en) | 2015-01-22 | 2015-01-22 | Deep hole boring thick boring head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104668600B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234442B (en) * | 2015-11-19 | 2018-06-08 | 湖南特力液压有限公司 | For processing the cutter of endoporus and system |
| CN112935812B (en) * | 2018-12-15 | 2022-08-19 | 烟台大丰轴瓦有限责任公司 | Boring marking center of bearing bush oil line processing system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59192405A (en) * | 1983-04-12 | 1984-10-31 | Toshiba Corp | Internal boring device for bent pipe |
| CN201079845Y (en) * | 2007-07-17 | 2008-07-02 | 中国北车集团北京南口机车车辆机械厂 | Hinge type cup-shaped spherical cutter |
| CN201815682U (en) * | 2010-10-08 | 2011-05-04 | 德州普利森机床有限公司 | Boring head with guide device |
| CN102161111A (en) * | 2011-05-13 | 2011-08-24 | 新兴铸管股份有限公司 | Following boring machine |
| CN102601402A (en) * | 2012-03-06 | 2012-07-25 | 新兴铸管股份有限公司 | Floating boring head for processing inner surface of bent tube billets |
| CN102794470A (en) * | 2011-05-25 | 2012-11-28 | 唐向平 | Novel boring cutter bar structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191202748A (en) * | 1912-02-02 | 1913-02-03 | Thomas Lumsden | Improvements in or relating to Boring-bars, Boring Heads and the like. |
-
2015
- 2015-01-22 CN CN201510031576.9A patent/CN104668600B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59192405A (en) * | 1983-04-12 | 1984-10-31 | Toshiba Corp | Internal boring device for bent pipe |
| CN201079845Y (en) * | 2007-07-17 | 2008-07-02 | 中国北车集团北京南口机车车辆机械厂 | Hinge type cup-shaped spherical cutter |
| CN201815682U (en) * | 2010-10-08 | 2011-05-04 | 德州普利森机床有限公司 | Boring head with guide device |
| CN102161111A (en) * | 2011-05-13 | 2011-08-24 | 新兴铸管股份有限公司 | Following boring machine |
| CN102794470A (en) * | 2011-05-25 | 2012-11-28 | 唐向平 | Novel boring cutter bar structure |
| CN102601402A (en) * | 2012-03-06 | 2012-07-25 | 新兴铸管股份有限公司 | Floating boring head for processing inner surface of bent tube billets |
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| Publication number | Publication date |
|---|---|
| CN104668600A (en) | 2015-06-03 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |