CN104625124A - Radial adjustable deep-hole boring cutter for guide blocks - Google Patents
Radial adjustable deep-hole boring cutter for guide blocks Download PDFInfo
- Publication number
- CN104625124A CN104625124A CN201510116281.1A CN201510116281A CN104625124A CN 104625124 A CN104625124 A CN 104625124A CN 201510116281 A CN201510116281 A CN 201510116281A CN 104625124 A CN104625124 A CN 104625124A
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- CN
- China
- Prior art keywords
- radial
- guide pad
- cutter
- deep
- guiding block
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Classifications
-
- 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
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/16—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped
- B23B27/1685—Adjustable position of the cutting inserts
- B23B27/1688—Height of the cutting tip adjustable
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention relates to the technical field of cutters applicable to large-diameter deep-hole machining, and particularly relates to a radial adjustable deep-hole boring cutter for guide blocks. The radial adjustable deep-hole boring cutter comprises a cutter bar, the front end of the cutter bar is provided with a guide block radial-adjusting mechanism, a guide block is arranged at the front end of the guide block radial-adjusting mechanism, the guide block is fastened on a guide block seat, the front end of the guide block seat is provided with a cutter apron, a blade is fixedly arranged in the cutter apron, the guide block radial-adjusting mechanism comprises a base connected with the cutter bar, a body is arranged on the base, a linkage disc is arranged on a shaft sleeve of the body, one side of the linkage disc is provided with a conical tooth structure, and three small conical gears are arranged in three holes uniformly distributed on the circumference of the body in a clearance fit mode. Through arranging a radial adjustable guide mechanism for deep-hole boring cutters, the radial dimension of the guide block can be adjusted according to the overhanging length of a cutter nose so as to satisfy the guide demands of deep holes with different hole-diameters in the process of machining, and therefore, the boring cutter is simple and rapid in operation and high in precision, and the cost of the cutter is reduced while the quality of machined surfaces of deep holes is ensured.
Description
Technical field:
The present invention relates to the cutting-tool engineering field being applicable to large-diameter deep hole machined, specifically relate to a kind of guide pad radial adjustable deep-hole boring cutter.
Background technology:
The processing of large diameter, deep borehole is often had in manufacture fields such as space flight machinery, petroleum machinery and mining machineries.The general boring cutter structure adopted with guide pad of boring processing of this pores, guide pad welding or machine clamping method are fastened on the boring head at close point of a knife place circumferentially, are only applicable to the processing of sizing deep hole.When processing the deep hole of different pore size, then need to change the boring head corresponding with aperture, cutter processing range is narrower, and cost is higher.
Summary of the invention:
The present invention be directed to defect of the prior art and a kind of guide pad radial adjustable deep-hole boring cutter provided, the radial dimension of its cantilevered length according to point of a knife adjustment guide pad, to meet the guiding demand during deep hole machining of different pore size, expand the processing range of cutter, effectively reduce the cost of charp tool, thus efficiently solve the problems of the prior art.
The present invention solves the scheme that its technical problem adopts: described a kind of guide pad radial adjustable deep-hole boring cutter, comprise knife bar, the knife bar front end being characterized in described is provided with the radial guiding mechanism of guide pad, the radial guiding mechanism front end of guide pad is provided with guide pad by guiding block, guide pad and guiding block correspondence are set to three, guide pad is fastened on guiding block by guide pad trip bolt, guiding block front end is provided with tool rest, blade is fixedly mounted in tool rest by blade pressing screw, the tool rest of the tail end of corresponding blade is provided with blade adjustment screw, on tool rest, corresponding guiding block is provided with guiding block lock-screw, the radial guiding mechanism of described guide pad comprises the base be connected with knife bar, base is provided with body, the axle sleeve of body is provided with interlock dish, interlock dish side is set to bore toothing, engage with the cone tooth on interlock dish and be provided with three bevel pinions, three bevel pinions are arranged on body circumferentially in equally distributed three holes with matched in clearance.
Described tool rest, body and base through screws are fastenedly connected; Three described bevel pinions are arranged on body by dog screw, realize the radial position of bevel pinion relative to body; Described interlock dish and three block touching positions that lead are set to planar trapezoidal screw thread, interlock dish is meshed with three trapezoidal threads led on block by planar trapezoidal screw thread, rotating bevel pinion by adjustment spanner drives interlock dish to rotate, and then drives three guide pads to be synchronized with the movement along boring cutter bar radial direction.
Described base is fixedly linked by base attachment screw and knife bar, and base is located by connecting relative to body by the second key, and base to be coordinated with the taper hole of knife bar end face by the axis of cone locates, and described tool rest is located by connecting relative to body by the first key.
Described guiding block lock-screw correspondence guiding block is set to three, implements to compress and the fit clearance eliminated between guiding block and interlock dish flat thread, ensure guide pad radial dimension to the guiding block after radial position adjustment.
The described delayed point of a knife 2mm of three guide pads, its installation position angle setting is respectively 90 °, 180 ° and 270 ° relative to point of a knife; The width of guide pad is 0.2 times of cutter head diameter, and the length of guide pad is 26mm; The radial adjusting range of guide pad is 1.25 ~ 1.5 times of cutter head diameter.
The present invention passes through technique scheme, there is following effect: described a kind of guide pad radial adjustable deep-hole boring cutter, it is by arranging deep-hole boring cutter radial adjustable guiding mechanism, can according to the radial dimension of the cantilevered length of point of a knife adjustment guide pad, to meet the guiding demand during deep hole machining of different pore size, easy and simple to handle, quick, precision is high, while guarantee deep hole machining surface quality, expand the processing range of cutter, effectively reduce the cost of charp tool.
Accompanying drawing illustrates:
Fig. 1 is the main view principle schematic diagram of structure of the present invention;
Fig. 2 is that the plan structure of Fig. 1 of the present invention analyses and observe principle schematic;
Fig. 3 is the left TV structure principle schematic in Fig. 1 of the present invention;
Fig. 4 is the D-D place sectional structure principle schematic in Fig. 2 of the present invention.
Shown in figure: 1, blade; 2, blade pressing screw; 3, blade adjustment screw; 4, tool rest; 5, screw; 6, lead block lock-screw; 7, guide pad trip bolt; 8, lead block; 9, guide pad; 10, body; 11, bevel pinion; 12, base; 13, knife bar; 14, base attachment screw; 15, interlock dish; 16, the radial guiding mechanism of guide pad; 17, the first key; 18, the second key; 19, dog screw.
Detailed description of the invention
Below in conjunction with accompanying drawing shownschematically most preferred embodiment be described in further detail.
As shown in Figures 1 to 4, described a kind of guide pad radial adjustable deep-hole boring cutter, comprise knife bar 13, knife bar 13 front end being characterized in described is provided with the radial guiding mechanism 16 of guide pad, radial guiding mechanism 16 front end of guide pad is provided with guide pad 9 by guiding block 8, guide pad 9 and guiding block 8 correspondence are set to three, guide pad 9 is fastened on guiding block 8 by guide pad trip bolt 7, guiding block 8 front end is provided with tool rest 4, blade 1 is fixedly mounted in tool rest 4 by blade pressing screw 2, the tool rest 4 of the tail end of corresponding blade 1 is provided with blade adjustment screw 3, on tool rest 4, corresponding guiding block 8 is provided with guiding block lock-screw 6, the radial guiding mechanism 16 of described guide pad comprises the base 12 be connected with knife bar 13, base 12 is provided with body 10, the axle sleeve of body 10 is provided with interlock dish 15, interlock is coiled 15 sides and is set to bore toothing, engage with the cone tooth on interlock dish and be provided with three bevel pinions, 11, three bevel pinions 11 and be arranged on body 10 circumferentially in equally distributed three holes with matched in clearance.
Further, described tool rest 4, body 10 and base 12 are fastenedly connected by screw 5; Three described bevel pinions 11 are arranged on body 10 by dog screw 19, realize the radial position of bevel pinion relative to body 10; Described interlock dish 15 and three block 8 touching positions that lead are set to planar trapezoidal screw thread, interlock dish 15 is meshed with three trapezoidal threads led on block 8 by planar trapezoidal screw thread, rotating bevel pinion by adjustment spanner drives interlock dish 15 to rotate, and then drives three guide pads 9 to be synchronized with the movement along boring cutter bar 13 radial direction.
Further, described base 12 is fixedly linked by base attachment screw 14 and knife bar 13, base 12 is located by connecting relative to body 10 by the second key 18, and base 12 to be coordinated with the taper hole of knife bar 13 end face by the axis of cone locates, and described tool rest 4 is located by connecting relative to body 10 by the first key 17.
Further, described guiding block lock-screw 6 correspondence guiding block 8 is set to three, implements to compress and eliminates lead block 8 and interlock to coil fit clearance between 15 flat threads, guarantee guide pad radial dimension to the guiding block after radial position adjustment.
Further, the described delayed point of a knife 2mm of three guide pads 9, its installation position angle setting is respectively 90 °, 180 ° and 270 ° relative to point of a knife; The width of guide pad 9 is 0.2 times of cutter head diameter, and the length of guide pad 9 is 26mm; The radial adjusting range of guide pad 9 is 1.25 ~ 1.5 times of cutter head diameter.
Described a kind of guide pad radial adjustable deep-hole boring cutter, during enforcement, first unscrews blade housing screw 2, is adjusted the radial cantilevered length of blade 1, screw blade pressing screw 2 according to preprocessing aperture by blade adjustment screw 3; Then guiding block lock-screw 6 is unscrewed, adjustment spanner is inserted in the square hole of bevel pinion 11, rotate adjustment spanner, bevel pinion 11 is driven to rotate, then drive three guide pads 9 synchronously extended or retracted along knife bar radial direction, when meeting preprocessing aperture guiding demand by the radial dimension of miking guide pad 9, screw guiding block lock-screw 6 and guiding block 8 is locked, take off adjustment spanner, can deep hole boring processing be carried out.After guide pad 9 weares and teares, guide pad 9 can be disassembled from guiding block 8 and change.Deep-hole boring cutter radial adjustable guiding mechanism of the present invention, can according to the radial dimension of the cantilevered length of point of a knife adjustment guide pad, to meet the guiding demand during deep hole machining of different pore size, easy and simple to handle, quick, precision is high, expands the processing range of cutter, effectively reduces the cost of charp tool.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a guide pad radial adjustable deep-hole boring cutter, comprise knife bar, it is characterized in that described knife bar front end is provided with the radial guiding mechanism of guide pad, the radial guiding mechanism front end of guide pad is provided with guide pad by guiding block, guide pad and guiding block correspondence are set to three, guide pad is fastened on guiding block by guide pad trip bolt, guiding block front end is provided with tool rest, blade is fixedly mounted in tool rest by blade pressing screw, the tool rest of the tail end of corresponding blade is provided with blade adjustment screw, on tool rest, corresponding guiding block is provided with guiding block lock-screw, the radial guiding mechanism of described guide pad comprises the base be connected with knife bar, base is provided with body, the axle sleeve of body is provided with interlock dish, interlock dish side is set to bore toothing, engage with the cone tooth on interlock dish and be provided with three bevel pinions, three bevel pinions are arranged on body circumferentially in equally distributed three holes with matched in clearance.
2. a kind of guide pad radial adjustable deep-hole boring cutter according to claim 1, is characterized in that: described tool rest, body and base through screws are fastenedly connected; Three described bevel pinions are arranged on body by dog screw, realize the radial position of bevel pinion relative to body; Described interlock dish and three block touching positions that lead are set to planar trapezoidal screw thread, interlock dish is meshed with three trapezoidal threads led on block by planar trapezoidal screw thread, rotating bevel pinion by adjustment spanner drives interlock dish to rotate, and then drives three guide pads to be synchronized with the movement along boring cutter bar radial direction.
3. a kind of guide pad radial adjustable deep-hole boring cutter according to claim 1, it is characterized in that: described base is fixedly linked by base attachment screw and knife bar, base is located by connecting relative to body by the second key, base to be coordinated with the taper hole of knife bar end face by the axis of cone locates, and described tool rest is located by connecting relative to body by the first key.
4. a kind of guide pad radial adjustable deep-hole boring cutter according to claim 1, it is characterized in that: described guiding block lock-screw correspondence guiding block is set to three, implement to compress and the fit clearance eliminated between guiding block and interlock dish flat thread to the guiding block after radial position adjustment, ensure guide pad radial dimension.
5. a kind of guide pad radial adjustable deep-hole boring cutter according to claim 1, is characterized in that: the described delayed point of a knife 2mm of three guide pads, and its installation position angle setting is respectively 90 °, 180 ° and 270 ° relative to point of a knife; The width of guide pad is 0.2 times of cutter head diameter, and the length of guide pad is 26mm; The radial adjusting range of guide pad is 1.25 ~ 1.5 times of cutter head diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510116281.1A CN104625124B (en) | 2015-03-17 | 2015-03-17 | Radial adjustable deep-hole boring cutter for guide blocks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510116281.1A CN104625124B (en) | 2015-03-17 | 2015-03-17 | Radial adjustable deep-hole boring cutter for guide blocks |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104625124A true CN104625124A (en) | 2015-05-20 |
| CN104625124B CN104625124B (en) | 2017-02-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510116281.1A Expired - Fee Related CN104625124B (en) | 2015-03-17 | 2015-03-17 | Radial adjustable deep-hole boring cutter for guide blocks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104625124B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999798A (en) * | 2018-01-12 | 2018-05-08 | 巨轮中德机器人智能制造有限公司 | A kind of fine-tuning boring cutter |
| CN108247302A (en) * | 2018-04-04 | 2018-07-06 | 四川华都核设备制造有限公司 | A kind of control rod drive mechanism blind hole stick stroke casing processing method and device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2162586B2 (en) * | 1970-12-17 | 1976-07-08 | CHUCK | |
| CN201089017Y (en) * | 2007-09-11 | 2008-07-23 | 徐州工业职业技术学院 | Three-blade adjustable deep-hole boring head |
| CN201394659Y (en) * | 2009-05-12 | 2010-02-03 | 太原煤气化股份有限公司 | Mechanically fixed finishing tool with adjustable inner hole |
| CN202506858U (en) * | 2012-01-04 | 2012-10-31 | 随州市弘运液压油缸有限责任公司 | Combined boring and rolling head for machining deep hole |
| CN203044932U (en) * | 2013-02-22 | 2013-07-10 | 上海松德数控刀具制造有限公司 | Composite deep hole guide boring cutter |
| CN203578795U (en) * | 2013-11-21 | 2014-05-07 | 北华航天工业学院 | Machine clamping type single-blade boring reamer structure |
| CN204470626U (en) * | 2015-03-17 | 2015-07-15 | 北华航天工业学院 | A kind of guide pad radial adjustable deep-hole boring cutter |
-
2015
- 2015-03-17 CN CN201510116281.1A patent/CN104625124B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2162586B2 (en) * | 1970-12-17 | 1976-07-08 | CHUCK | |
| CN201089017Y (en) * | 2007-09-11 | 2008-07-23 | 徐州工业职业技术学院 | Three-blade adjustable deep-hole boring head |
| CN201394659Y (en) * | 2009-05-12 | 2010-02-03 | 太原煤气化股份有限公司 | Mechanically fixed finishing tool with adjustable inner hole |
| CN202506858U (en) * | 2012-01-04 | 2012-10-31 | 随州市弘运液压油缸有限责任公司 | Combined boring and rolling head for machining deep hole |
| CN203044932U (en) * | 2013-02-22 | 2013-07-10 | 上海松德数控刀具制造有限公司 | Composite deep hole guide boring cutter |
| CN203578795U (en) * | 2013-11-21 | 2014-05-07 | 北华航天工业学院 | Machine clamping type single-blade boring reamer structure |
| CN204470626U (en) * | 2015-03-17 | 2015-07-15 | 北华航天工业学院 | A kind of guide pad radial adjustable deep-hole boring cutter |
Non-Patent Citations (2)
| Title |
|---|
| 林有希、黄捷、郑爱珠等: "《认识制造》", 28 February 2013 * |
| 陈亚生: "可调节导向直径的深孔镗刀", 《机床》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999798A (en) * | 2018-01-12 | 2018-05-08 | 巨轮中德机器人智能制造有限公司 | A kind of fine-tuning boring cutter |
| CN108247302A (en) * | 2018-04-04 | 2018-07-06 | 四川华都核设备制造有限公司 | A kind of control rod drive mechanism blind hole stick stroke casing processing method and device |
| CN108247302B (en) * | 2018-04-04 | 2024-02-27 | 四川华都核设备制造有限公司 | Method and device for processing blind hole rod travel sleeve of control rod driving mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104625124B (en) | 2017-02-22 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20170222 Termination date: 20180317 |