CN204470626U - A kind of guide pad radial adjustable deep-hole boring cutter - Google Patents
A kind of guide pad radial adjustable deep-hole boring cutter Download PDFInfo
- Publication number
- CN204470626U CN204470626U CN201520151205.XU CN201520151205U CN204470626U CN 204470626 U CN204470626 U CN 204470626U CN 201520151205 U CN201520151205 U CN 201520151205U CN 204470626 U CN204470626 U CN 204470626U
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- guide pad
- radial
- guiding block
- boring cutter
- base
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Abstract
The utility model relates to the cutting-tool engineering field being applicable to large-diameter deep hole machined, specifically relates to a kind of guide pad radial adjustable deep-hole boring cutter.Comprise knife bar, knife bar front end is provided with the radial guiding mechanism of guide pad, the radial guiding mechanism front end of guide pad is by being provided with guide pad, guide pad is fastened on guiding block, guiding block front end is provided with tool rest, blade is fixedly mounted in tool rest, 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, and three bevel pinions are arranged on body circumferentially in equally distributed three holes with matched in clearance.It is by arranging deep-hole boring cutter radial adjustable guiding mechanism, can according to the radial dimension of the cantilevered length adjustment guide pad of point of a knife, 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, reduce the cost of charp tool.
Description
Technical field:
The utility model relates to the cutting-tool engineering field being applicable to large-diameter deep hole machined, specifically relates 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 utility model is a kind of guide pad radial adjustable deep-hole boring cutter provided for defect of the prior art, 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 utility model 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 utility model 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 utility model;
Fig. 2 is that the plan structure of the utility model Fig. 1 analyses and observe principle schematic;
Fig. 3 is the left TV structure principle schematic in the utility model Fig. 1;
Fig. 4 is the D-D place sectional structure principle schematic in the utility model Fig. 2.
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 utility model, can according to the radial dimension of the cantilevered length adjustment guide pad of point of a knife, to meet the guiding demand during deep hole machining of different pore size, easy and simple to handle, quick, precision is high, expand the processing range of cutter, effectively reduce the cost of charp tool.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
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 |
|---|---|---|---|
| CN201520151205.XU CN204470626U (en) | 2015-03-17 | 2015-03-17 | A kind of guide pad radial adjustable deep-hole boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520151205.XU CN204470626U (en) | 2015-03-17 | 2015-03-17 | A kind of guide pad radial adjustable deep-hole boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204470626U true CN204470626U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520151205.XU Expired - Fee Related CN204470626U (en) | 2015-03-17 | 2015-03-17 | A kind of guide pad radial adjustable deep-hole boring cutter |
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| CN (1) | CN204470626U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104625124A (en) * | 2015-03-17 | 2015-05-20 | 北华航天工业学院 | Radial adjustable deep-hole boring cutter for guide blocks |
| CN105945313A (en) * | 2016-06-23 | 2016-09-21 | 鞍钢重型机械有限责任公司 | Adjustable deep hole boring tool and adjusting method thereof |
-
2015
- 2015-03-17 CN CN201520151205.XU patent/CN204470626U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104625124A (en) * | 2015-03-17 | 2015-05-20 | 北华航天工业学院 | Radial adjustable deep-hole boring cutter for guide blocks |
| CN105945313A (en) * | 2016-06-23 | 2016-09-21 | 鞍钢重型机械有限责任公司 | Adjustable deep hole boring tool and adjusting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20170317 |