CN204018752U - Fine-tuning sphere swings boring cutter - Google Patents
Fine-tuning sphere swings boring cutter Download PDFInfo
- Publication number
- CN204018752U CN204018752U CN201420338456.4U CN201420338456U CN204018752U CN 204018752 U CN204018752 U CN 204018752U CN 201420338456 U CN201420338456 U CN 201420338456U CN 204018752 U CN204018752 U CN 204018752U
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- China
- Prior art keywords
- cutterhead
- boring cutter
- boring
- blade
- bar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Cutting Tools, Boring Holders, And Turrets (AREA)
- Drilling And Boring (AREA)
Abstract
The utility model proposes fine-tuning sphere and swing boring cutter, it is double-blade boring cutter, comprise boring head seat, described boring head seat front end inside is provided with knife bar, described knife bar is provided with the first blade, described boring head seat tail end inside is provided with pull bar, described boring head seat inside is provided with rotatable cutterhead, described cutterhead is connected by connecting rod with pull bar, described connecting rod is connected with cutterhead is eccentric, described cutterhead inside is provided with differential screw gearing, described differential screw device comprises differential screw arbor, stage clip, boring cutter bar and the second blade, described cutterhead be radially provided with a female installing hole of tool, the boring cutter bar that described differential screw arbor is installed in described installing hole and is connected with differential screw arbor, between described differential screw arbor and boring cutter bar, stage clip is installed, described boring cutter bar end is provided with the second blade, the second blade stretches out from boring head seat, the utility model can carry out the fine setting of infinitesimal displacement, can meet better like this production requirement, bore more preferably bearing block sphere.
Description
Technical field
The utility model relates to a kind of boring cutter, and particularly a kind of fine-tuning sphere swings boring cutter.
Background technology
Boring cutter is the one of cutting tool for boring, is generally to justify handle, also has larger workpiece user knife bar, and the most frequently used occasion is exactly endoporus processing, reaming, profiling etc.There is one or two cutting tip, be specifically designed to roughing, semifinishing or accurately machined cutter are carried out in existing hole.Boring cutter can use on boring machine, lathe or milling machine.
Boring cutter is indispensable important cutter in precision hole machining, the precision of its machining hole can reach IT6 level, surface roughness can reach ' Ra0.8~1.6 μ m, common pattern has screw-type micrometer adjustement boring tool, the small adjustment eccentric borer, chute-type double-blade boring cutter and floating boring tool etc.These micrometer adjustement boring tools differ from one another, and in actual production, are used widely, and wherein screw thread differential type micrometer adjustement boring tool is novel, and trimming precision is high, can automatically eliminate thread pitch, are a kind of micrometer adjustement boring tools with development prospect.
At present, the boring head of existing fine-tuning size cannot bore ball on the market; And swing boring head that can boring sphere cannot be realized fine-adjustable boring head size, so that the bearing support internal sphere processing is very undesirable.
Utility model content
For the deficiencies in the prior art part, the utility model provides a kind of fine setting of carrying out infinitesimal displacement, can meet better production requirement, and the fine-tuning sphere that bores desirable bearing block sphere swings boring cutter.
For the technical scheme that reaches above-mentioned object the utility model and provide is: fine-tuning sphere swings boring cutter, it is double-blade boring cutter, comprise boring head seat, described boring head seat is two axially boring head piece compositions of symmetry, described boring head seat front end inside is provided with knife bar, described knife bar is provided with the first blade, described boring head seat tail end inside is provided with pull bar, it is characterized in that: described boring head seat inside is provided with rotatable cutterhead, described cutterhead is connected by connecting rod with pull bar, described connecting rod is connected with cutterhead is eccentric, described cutterhead inside is provided with differential screw gearing, described differential screw device comprises differential screw arbor, stage clip, boring cutter bar and the second blade, described cutterhead be radially provided with a female installing hole of tool, the boring cutter bar that described differential screw arbor is installed in described installing hole and is connected with differential screw arbor, between described differential screw arbor and boring cutter bar, stage clip is installed, described boring cutter bar end is provided with the second blade, the second blade stretches out from boring head seat.
Further, described cutterhead is cylindrical, in the middle of described cutterhead, has through hole, and described through hole is equipped with bearing pin, and cutterhead is arranged on to boring head seat inside, and when machine work, cutterhead swings by bearing pin, and bearing block sphere is processed.
Further, described cutterhead two ends are provided with step, described step is provided with screw, described connecting rod is Y shape, and described connecting rod opening two ends are by screw lock on screw, and described connecting rod is connected to pull bar front end, pull bar carries out axial piston motion, drivening rod swings, and cutterhead is swung, and with the second blade on movable knife disc, workpiece is processed.
Further, described screw is positioned at the both sides of described differential screw arbor and the outward flange near cutterhead, and described screw is provided with connecting rod, and described connecting rod is connected together cutterhead and pull bar.
Further, described boring cutter bar is Y-shaped, the bar portion of the bottom of described boring cutter bar opening and differential screw arbor offsets, described boring cutter bar tail end is provided with the second blade, workpiece is being added to man-hour, first rotating differential screw arbor, the second blade being arranged on boring cutter bar is being finely tuned, can better improve the precision to workpiece processing, bore desirable sphere.
Further, described the second blade stretches out from cutterhead excircle, and under the push-and-pull action of described pull bar, connecting rod can be with movable knife disc to swing, on the corresponding boring cutter seat of the second blade hunting range, be provided with slot to make way, slot to make way connects cutterhead installing hole and boring cutter seating face.
Compared with prior art, the utlity model has following beneficial effect: described boring head seat inside is provided with cutterhead, described cutterhead inside is provided with differential screw device, when workpiece is processed, first, by the rotation to differential screw arbor in differential screw device, finely tune blade position, then, pull bar does axial piston motion, and connecting rod band movable knife disc is swung, and swingable cutterhead is combined and can be bored better more accurately the bearing block sphere that precision is high with differential screw device.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model plan structure schematic diagram;
Fig. 3 is the utility model bar linkage structure schematic diagram;
Fig. 4 is the utility model cutter head structure cutaway view;
Fig. 5 is the utility model differential screw apparatus structure schematic diagram.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Detailed description of the invention
As depicted in figs. 1 and 2, fine-tuning sphere swings boring cutter, it is double-blade boring cutter, comprise boring head seat 1, described boring head seat 1 is two axially boring head piece compositions of symmetry, described boring head seat 1 front end inside is provided with knife bar 7, described knife bar 7 is provided with the first blade 8, described the first blade 8 back engagement of the cutting edge are large, and workpiece is carried out to roughing processing, and described boring head seat tail 1 end inside is provided with pull bar 2, described pull bar 2 tail ends connect cylinder, cylinder drives pull bar 2 to do axial piston motion, and described pull bar 2 is with movable knife disc to swing, and the second blade 63 on cutterhead 6 is processed workpiece.
As shown in Figure 3 and Figure 4, described boring head seat 1 inside is provided with rotatable cutterhead 6, described cutterhead 6 is connected by connecting rod 3 with pull bar 2, and described connecting rod 3 is connected with cutterhead 6 is eccentric, and described cutterhead 6 is cylindrical, in the middle of described cutterhead 6, have through hole, described through hole 4 is equipped with bearing pin 5, cutterhead 6 is arranged on to boring head seat 1 inside, when machine work, cutterhead 6 is rotated by bearing pin 5, and bearing block sphere is processed.Described cutterhead 6 two ends are provided with step 61, and described step 61 is provided with screw 62, and described screw 62 is positioned at the both sides of described differential screw arbor 65 and the outward flange near cutterhead 6.Described connecting rod 3 is Y shape, and described connecting rod 3 opening two ends are by screw lock on screw 62, and described connecting rod 3 is connected to pull bar 2 front ends, pull bar 2 carries out axial piston motion, drivening rod 3 swings, and cutterhead 6 is swung, and with the second blade 63 on movable knife disc 6, workpiece is processed.
As shown in Figure 5, described cutterhead 6 inside are provided with differential screw gearing, described differential screw device comprises differential screw arbor 65, stage clip 66, boring cutter bar 64 and the second blade 63, described cutterhead 6 be radially provided with a female installing hole 68 of tool, the boring cutter bar 64 that described differential screw arbor 65 is installed in described installing hole 68 and is connected with differential screw arbor 65, between described differential screw arbor 65 and boring cutter bar 64, stage clip 66 is installed, described boring cutter bar 64 ends are provided with the second blade 63, the second blade 63 stretches out from boring head seat 1, described the second blade 63 stretches out from cutterhead 6 excircles, under the push-and-pull action of described pull bar 2, connecting rod 3 can be with movable knife disc 6 to swing, on the corresponding boring cutter seat 1 of the second blade 63 hunting range, be provided with slot to make way 67, described slot to make way 67 connects cutterhead installing hole 68 and boring cutter seat 1 surface.
Described boring cutter bar 64 is Y-shaped, the bottom of described boring cutter bar 64 openings and the bar portion of differential screw arbor 65 offset, described boring cutter bar 64 tail ends are provided with the second blade 63, workpiece is being added to man-hour, first rotate differential screw arbor 65, the second blade 63 being arranged on boring cutter bar 64 is finely tuned, can better improve the precision to workpiece processing, bore desirable sphere.
The utility model is achieved in that described boring head seat 1 front end is provided with the first blade 8, described boring head seat 1 inside is provided with cutterhead 6, described cutterhead 6 inside are provided with differential screw device, workpiece is being added to man-hour, first by the differential screw arbor 65 in rotation differential screw device, the second blade 63 is finely tuned, described the first blade 8 first carries out feed to workpiece, described the first blade 8 back engagement of the cutting edge are large, first workpiece is carried out to roughing, described pull bar 2 connects cylinder, cylinder drives pull bar to do axial piston motion, make connecting rod 3 be with movable knife disc 6 to swing, the second blade 63 that makes to be arranged on cutterhead 6 carries out fine finishining to bearing block sphere, bore desirable bearing block sphere.
Finally it should be noted that: above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (6)
1. fine-tuning sphere swings boring cutter, it is double-blade boring cutter, comprise boring head seat, described boring head seat is two axially boring head piece compositions of symmetry, described boring head seat front end inside is provided with knife bar, described knife bar is provided with the first blade, described boring head seat tail end inside is provided with pull bar, it is characterized in that: described boring head seat inside is provided with rotatable cutterhead, described cutterhead is connected by connecting rod with pull bar, described connecting rod is connected with cutterhead is eccentric, described cutterhead inside is provided with differential screw gearing, described differential screw device comprises differential screw arbor, stage clip, boring cutter bar and the second blade, described cutterhead be radially provided with a female installing hole of tool, the boring cutter bar that described differential screw arbor is installed in described installing hole and is connected with differential screw arbor, between described differential screw arbor and boring cutter bar, stage clip is installed, described boring cutter bar end is provided with the second blade, the second blade stretches out from boring head seat.
2. fine-tuning sphere according to claim 1 swings boring cutter, it is characterized in that: described cutterhead is cylindrical, in the middle of described cutterhead, has through hole, and described through hole is equipped with bearing pin, and cutterhead is arranged on to boring head seat inside.
3. fine-tuning sphere according to claim 2 swings boring cutter, it is characterized in that: described cutterhead two ends are provided with step, and described step is provided with screw, and described connecting rod is Y shape, described connecting rod opening two ends by screw lock on screw.
4. fine-tuning sphere according to claim 3 swings boring cutter, it is characterized in that: described screw is positioned at the both sides of described differential screw arbor and the outward flange near cutterhead.
5. fine-tuning sphere according to claim 1 swings boring cutter, it is characterized in that: described boring cutter bar is Y-shaped, and the bar portion of the bottom of described boring cutter bar opening and differential screw arbor offsets, and described boring cutter bar tail end is provided with the second blade.
6. fine-tuning sphere according to claim 1 swings boring cutter, it is characterized in that: described the second blade stretches out from cutterhead excircle, under the push-and-pull action of described pull bar, connecting rod can be with movable knife disc to swing, on the corresponding boring cutter seat of the second blade hunting range, be provided with slot to make way, slot to make way connects cutterhead installing hole and boring cutter seating face.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420338456.4U CN204018752U (en) | 2014-06-23 | 2014-06-23 | Fine-tuning sphere swings boring cutter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420338456.4U CN204018752U (en) | 2014-06-23 | 2014-06-23 | Fine-tuning sphere swings boring cutter |
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CN204018752U true CN204018752U (en) | 2014-12-17 |
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CN201420338456.4U Expired - Fee Related CN204018752U (en) | 2014-06-23 | 2014-06-23 | Fine-tuning sphere swings boring cutter |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106624112A (en) * | 2016-12-26 | 2017-05-10 | 重庆雨帝建材有限公司 | Coiled material cutting machine cutting head structure |
CN106826978A (en) * | 2016-12-26 | 2017-06-13 | 重庆雨帝建材有限公司 | Waterproof building material cutting head |
CN109202149A (en) * | 2018-11-21 | 2019-01-15 | 陕西海力特精密机械有限公司 | Slot machine swings the adjustable freedom degree eliminating machine in relieving mechanism |
CN109759612A (en) * | 2019-03-20 | 2019-05-17 | 苏立团 | Crank-type swings boring cutter |
-
2014
- 2014-06-23 CN CN201420338456.4U patent/CN204018752U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106624112A (en) * | 2016-12-26 | 2017-05-10 | 重庆雨帝建材有限公司 | Coiled material cutting machine cutting head structure |
CN106826978A (en) * | 2016-12-26 | 2017-06-13 | 重庆雨帝建材有限公司 | Waterproof building material cutting head |
CN106624112B (en) * | 2016-12-26 | 2018-08-03 | 重庆雨帝建材有限公司 | Coiled material cutting machine cuts header structure |
CN109202149A (en) * | 2018-11-21 | 2019-01-15 | 陕西海力特精密机械有限公司 | Slot machine swings the adjustable freedom degree eliminating machine in relieving mechanism |
CN109202149B (en) * | 2018-11-21 | 2023-12-19 | 昆明迈拓机电设备制造有限公司 | Adjustable degree of freedom elimination mechanism in slot machine swing cutter back-off mechanism |
CN109759612A (en) * | 2019-03-20 | 2019-05-17 | 苏立团 | Crank-type swings boring cutter |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Spherical surface swing boring tool allowing fine adjustment Effective date of registration: 20160630 Granted publication date: 20141217 Pledgee: Bank of China, Limited by Share Ltd, Nanan branch Pledgor: FK Bearing Group Co.,Ltd. Registration number: 2016350000055 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20170623 |
|
CF01 | Termination of patent right due to non-payment of annual fee |