CN107457416A - A kind of anti-countersink structure - Google Patents
A kind of anti-countersink structure Download PDFInfo
- Publication number
- CN107457416A CN107457416A CN201610396998.0A CN201610396998A CN107457416A CN 107457416 A CN107457416 A CN 107457416A CN 201610396998 A CN201610396998 A CN 201610396998A CN 107457416 A CN107457416 A CN 107457416A
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- China
- Prior art keywords
- gear
- rack
- knife
- power transmission
- cutter hub
- Prior art date
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Classifications
-
- 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
- B23B29/034—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings
- B23B29/03432—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable during manufacturing
- B23B29/03467—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable during manufacturing by means of gears and racks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2260/00—Details of constructional elements
- B23B2260/07—Gears
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2260/00—Details of constructional elements
- B23B2260/11—Planetary drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2260/00—Details of constructional elements
- B23B2260/158—Worms and worm wheels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
- Retarders (AREA)
Abstract
The present invention relates to anti-countersink structure, including handle of a knife, power transmission shaft, cutter hub, knife bar, space planetary gear train, gear drive, reducing gear and pinion and rack, reducing gear and pinion and rack are located in cutter hub, power transmission shaft is coaxially mounted on handle of a knife, the rotary motion that power transmission shaft exports is passed to cutter hub by space planetary gear train, so as to realize the rotary motion of cutter hub；Knife bar is arranged on pinion and rack, and the rotary motion that power transmission shaft exports is passed to reducing gear by gear drive, and the rotary motion that reducing gear exports is converted to radial alignment and moved by pinion and rack, so as to realize that the radial alignment of knife bar is moved.The single convert rotational motion of machine tool chief axis into rotary motion and the compound motion of radial feed, is realized (outer) end face reversely or in positive gradual boring (car) by the present invention, goes out that knife is stable, and processing is steadily.
Description
Technical field
The present invention relates to instrument frock technical field, more particularly to a kind of anti-countersink structure.
Background technology
As the fast development of manufacturing technology, the continuous progress of national defense industry and user require not
It is disconnected to improve, promote machinery industry to there has also been machining efficiency, production cost and product quality
Higher requirement, anti-spot-facing structure have generally been present in the housing of various plant equipment very much
Deng in part, the reverse counterboring processing of this enclosed construction sky inner side end, due to ream platform quilt
Matrix other structures cover, and are limited by locus, general cutter can not under front knife, promote
The development of cutting engineering technology is entered, also the processing technology to machine components and Tool Design propose
Many new, higher requirements, traditional back spotfacer are carried out based on different design principles
Mechanism design, have one improving anti-ream processing efficiency, mitigating labor strength etc.
Fixed to improve, but mostly wide sword cutting, the cutting edge of effect simultaneously is longer during processing, cutting force is big,
It occur frequently that vibration so that anti-ream processing is extremely difficult, greatly influences anti-ream process automation
The raising of degree, production efficiency and machined surface quality.
The content of the invention
The present invention is intended to provide anti-countersink structure, the transmission of utilization space planetary gear train Kinematic Decomposition,
Worm and gear slows down, the gradual radial direction of rack-and-pinion goes out knife, rotates main motion and knife by cutter hub
The radial cutting motion synthesis of tool and realize gradual boring (car) end face.
To reach above-mentioned purpose, the technical solution adopted by the present invention is as follows：
A kind of anti-countersink structure, including handle of a knife, power transmission shaft, cutter hub, knife bar, space planetary gear
System, gear drive, reducing gear and pinion and rack, the reducing gear and gear
Rackwork is located in cutter hub, and the power transmission shaft is coaxially mounted on handle of a knife, the space planet
The rotary motion that power transmission shaft exports is passed to cutter hub by train, so as to realize that the rotation of cutter hub is transported
It is dynamic；
The knife bar is arranged on pinion and rack, and the gear drive is defeated by power transmission shaft
The rotary motion gone out passes to reducing gear, and the pinion and rack exports reducing gear
Rotary motion is converted to radial alignment motion, so as to realize that the radial alignment of knife bar is moved.
Further, the space planetary gear train includes internal gear, planetary gear and external toothing, institute
Internal gear and power transmission shaft secure fit are stated, the internal gear engages with planetary gear, the planetary gear
Engaged with external toothing, described cutter hub one end is fixedly connected with planetary gear, the planetary gear at least 3
Individual, the external toothing is fixed by anti-rotation device.
Further, the gear drive includes gear shaft, driving gear and driven gear,
For the gear shaft with being located in the inner chamber of power transmission shaft, power transmission shaft passes motion to gear shaft.
Further, the reducing gear includes 2 turbine and worms pairs and 1 gear pair, institute
The driven gear for stating gear drive is arranged on I level worm screws, the I level teeth of the gear pair
Wheel is arranged on I level turbine wheel shafts, and the II levels gear of the gear pair is arranged on II level worm screws,
The gear of the pinion and rack is arranged on II level turbine wheel shafts.
Further, the pinion and rack includes half gear and rack slide, the knife
Bar is fixed on rack slide, and described rack slide one end is connected with spring, and spring is consolidated with cutter hub
Connect, the rack slide be arranged in parallel with spring.
Further, one-way clutch mechanism is installed between the gear shaft and driving gear.
Further, it is provided between the power transmission shaft and gear shaft and surmounts protection device, it is described super
More protection device includes steel ball, spring and spring base, and the spring one end is connected with spring base,
The spring other end is connected with steel ball, and the gear shaft outer wall is provided with the groove being adapted to steel ball, institute
Steel ball is stated to be stuck under the action of the spring in the groove.
Further, the anti-rotation device includes stop key seat and latch, the stop key seat
It is fixedly connected on external toothing, the latch is arranged on stop key seat.
Further, the gearratio of the space planetary gear train is：1p=1+p, wherein P=3~8.
Further, the material of the cutter hub, external toothing and handle of a knife is aluminium alloy, the biography
Moving axis, internal gear, planetary gear, gear drive, reducing gear and pinion and rack
Material is engineering plastics.
Compared with prior art, the invention has the advantages that：
1. the present invention is by the single convert rotational motion of machine tool chief axis into rotary motion+radial feed
Compound motion.(outer) end face in reverse or positive gradual boring (car) is realized, is made simultaneously
Active cutting edge length greatly reduces, and goes out knife stabilization, and processing is steady, and crudy is high.
2. can realize radial direction goes out knife, rapid return automatically, production efficiency is improved, reduces work
Intensity.
3. one-way clutch mechanism designs, prevent maloperation from causing cutter hub to damage.
4. overload surmounts the setting of device, it is ensured that realizes the overload protection of equipment and cutter, ensures
Equipment and cutter reliably working.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the main sectional view of the present invention；
Fig. 3 is the sectional view of the present invention；
Fig. 4 is the structural representation of one-way clutch mechanism；
Fig. 5 is the structural representation for surmounting protection device；
Fig. 6 is the structural representation of half gear；
Fig. 7 is the general principle figure of the negative sign planetary gear mechanism of 2Z-X types；
In figure：1- handle of a knifes, 2- power transmission shafts, 3- internal gears, 4- planetary gears, 5- external toothings, 6-
Cutter hub, 7- gear shafts, 8- driving gears, 9- driven gears, 10-I levels worm screw, 11-I levels
Turbine wheel shaft, 12-II levels worm screw, 13-II levels turbine wheel shaft, 14- rack slides, 15- springs,
16- knife bars, the gears of 17- half, 18-II levels gear, 19-I levels gear, 20- anti-rotation devices,
21- one-way clutch mechanisms, 22- surmount protection device.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with
Accompanying drawing, the present invention will be described in further detail.
As shown in Figure 1, 2, 3, anti-countersink structure disclosed by the invention, including handle of a knife 1, biography
Moving axis 2, cutter hub 6, knife bar 16, space planetary gear train, gear drive, reducing gear
And pinion and rack, reducing gear and pinion and rack are located in cutter hub 6, power transmission shaft 2
It is coaxially mounted on handle of a knife 1, the rotary motion transmission that space planetary gear train exports power transmission shaft 2
To cutter hub 6, so as to realize the rotary motion of cutter hub 6；
Knife bar 16 is arranged on pinion and rack, and gear drive exports power transmission shaft 2
Rotary motion passes to reducing gear, the rotary motion that pinion and rack exports reducing gear
Radial alignment motion is converted to, so as to realize that the radial alignment of knife bar 16 is moved.
Further, space planetary gear train includes internal gear 3, planetary gear 4 and external toothing 5,
Internal gear 3 and the secure fit of power transmission shaft 2, internal gear 3 engage with planetary gear 4, planetary gear 4
Engaged with external toothing 5, the one end of cutter hub 6 is fixedly connected with planetary gear 4, and planetary gear 4 is at least
3, external toothing 5 is fixed by anti-rotation device 20.
Further, anti-rotation device 20 includes stop key seat and latch, and stop key seat is fixed
It is connected on external toothing 5, latch is arranged on stop key seat, and external toothing 5 passes through latch
It is connected with lathe.Further, gear drive includes gear shaft 7, driving gear
8 and driven gear 9, for gear shaft 7 with being located in the inner chamber of power transmission shaft 2, power transmission shaft 2 will
Motion passes to gear shaft 7.Further, reducing gear includes 2 turbine and worms pairs and 1
Individual gear pair, the driven gear 9 of gear drive are arranged on I levels worm screw 10, gear
Secondary I levels gear 19 is arranged on I levels turbine wheel shaft 11, and the II levels gear 18 of gear pair is pacified
On II levels worm screw 12, the gear of pinion and rack is arranged on II levels turbine wheel shaft 13.
Further, pinion and rack includes half gear 17 and rack slide 14, knife bar
16 are fixed on rack slide 14, and the one end of rack slide 14 is connected with spring 15, spring 15
Affixed with cutter hub 6, rack slide 14 be arranged in parallel with spring 15.
Because traditional back spotfacer is mostly the cutting of wide sword, during processing simultaneously active cutting edge compared with
Long, cutting force is big, it occur frequently that vibration so that anti-ream processing is extremely difficult, greatly influences
The raising of anti-ream atomization degree, production efficiency and machined surface quality.To improve tradition
The deficiency of back spotfacer, it need to be taken measures in cutter hub design, boring bar dynamic characteristic etc..For
Ensure the running accuracy of cutter head and the stationarity of cutting, handle of a knife 1 uses with cutter hub 6 in the present invention
Accurate radial bearing, end face bearing, to realize the precision positioning of cutter hub, can reach cutter hub
Circular runout, axial runout precision are no more than 0.02mm.The knife of bar 16 is fixed on rack slide
On 14, the fit clearance of rack slide 14 and cutter hub 6 is not more than 0.01mm.So in cutter
The accurate of whole cutter and stable processing are ensure that in structure design.
Further, as shown in figure 4, being provided with list between gear shaft 7 and driving gear 8
To clutch 21,21 preferably uni-directional freewheel clutch of one-way clutch mechanism.Realize and radially go out
During knife, mono-directional overrun clutch is installed between gear shaft and driving gear.When normally cutting
During turning work piece, gear shaft is combined with driving gear in the presence of mono-directional overrun clutch, band
Dynamic driving gear rotates according to knife direction is gone out；When maloperation occurs or when inverting, unidirectional
Gear shaft disengages with driving gear in the presence of freewheel clutch, so as to avoid cutter hub from damaging.
Further, surmount as shown in figure 5, being provided between power transmission shaft 2 and gear shaft 7
Protection device 22, surmounting protection device 22 includes steel ball, spring and spring base, spring one end
It is connected with spring base, the spring other end is connected with steel ball, and the outer wall of gear shaft 7 is provided with and fitted with steel ball
The groove matched somebody with somebody, steel ball block in a groove under the action of the spring.When realizing that radial direction goes out knife, just
During normal cutting workpiece, spring base compression spring, steel ball stress is set to withstand on the recess of gear shaft, this
When power transmission shaft 2 just linked together with gear shaft 7 by surmounting protection device 22.Work as cutting force
When excessive, when the moment of torsion passed on gear shaft 7 is more than spring compression force, steel ball is just from gear shaft
Recess abjection, now power transmission shaft 2 separates with gear shaft 7, so as to realize equipment and cutter
Overload protection, ensure equipment and cutter reliably working.
Cutter rotation is rotated by handle of a knife 1, drives planetary mechanism part internal gear 3 to rotate, external toothing
5 is fixed by anti-rotation device 20, and anti-rotation device 20 includes stop key seat and latch, only
Dynamic key seat is fixedly connected on external tooth, on 5, is connected by latch and lathe.Planetary gear 4
Relatively interior external tooth and make planetary motion, and drive cutter hub 6 to rotate.Cutter radial goes out knife
Motion is rotated by handle of a knife 1, power transmission shaft 2, driving gear 8, drives driven gear 9, I level snails
Bar 10, I levels turbine wheel shaft 11, gear pair are transferred to II levels worm screw 12, pass through II level worm gears
Worm screw is delivered to half gear 17 and drives rack slide 14 radially to make knife motion,
Reach stroke end when going out knife, half gear 17 advances to toothless portion) timesharing, rack slide 14
Knife bar 16 is driven to be pulled to original position by spring 15.Autofeed, rapid return, not only drop
Low labor intensity, also improves production efficiency.
Further, cutter body material is aluminium alloy, and the material of the driving member of body interior is
Engineering plastics, weight can be reduced, reduce volume.
Further, the material of cutter hub 6, external toothing 5 and handle of a knife 1 is aluminium alloy, transmission
Axle 2, internal gear 3, planetary gear 4, gear drive, reducing gear and rack-and-pinion machine
The material of structure is engineering plastics.Weight is further reduced, reduces volume, reduces production cost.
The outward appearance processing of the present invention：Used as far as possible at coating or anodization in cutter body outer surface
Reason, other part essences black and grinding surface, exquisite appearance.
Further, the gearratio of space planetary gear train is：1p=1+p, wherein P=3~8.
Because the design principle of the present invention determines that cutter body has more complicated design structure
And difficulty of processing, other parts largely employ conventional machining, easy to reach method, such as
Handle of a knife can largely employ general part, mark using standard handle of a knife, worm and gear, rack-and-pinion etc.
Quasi- part so that back spotfacer is easily worked and assembled, and reduces production cost.
1. hollow planetary gear train transmission calculation of the invention
According to Planetary Gear Transmission fundamental type feature and foregoing " rotary motion+radial feed "
Compound Machining motion principle, space planetary gear train of the invention use 2Z-X type negative mechanisms,
As shown in Figure 7, it is assumed that pivoted arm x is fixed, then centre wheel a and internal gear b steering on the contrary,
That is gearratio i when pivoted arm x is fixedx＜ 0, it is called the negative mechanisms of 2Z-X types.The present invention
The transmission calculation of space planetary gear train should meet：
Gearratio condition
In formula：
ip--- given gearratio, and have
The characterisitic parameter of P --- Planetary Gear Transmission
za--- the centre wheel a number of teeth, typically, za≥zmin
Zb --- the internal gear b number of teeth
The selection of characterisitic parameter P values directly affects zbAnd zaSize, P scope is P=3~8.
2. use the performance detection of converted products of the present invention
2.1 converted products testing inspections
It is live by being processed to 60 hole end surfaces of part end cap (CH429M-4/40) product
Working process parameter：The principal rotating motion speed of cutter：180 revs/min；Cutter goes out knife speed
Degree：0.15mm/ turns；Tool advance depth：0.1~0.3mm；Go out knife stroke：31.4mm；
Anti- spot-facing footpath：φ180mm.Anti- countersink in process, goes out knife stabilization, and processing is steady,
Roughness and the more traditional spot facing of precision significantly improve, and processing method is in a manner of boring face work
End face processing is completed, this method is rationally advanced, is a kind of hole end surface process tool well.
2.2 reliability tests detect
Product middle housing (272LVF160.02A.01-1) hole end surface is added by multiple batches of
Work, it is believed that anti-countersink fully meets the processing of part hole end surface.Anti- countersink in process,
It is stable to go out knife, processing is steady, and roughness and the more traditional spot facing of precision significantly improve, and process
Method completes end face processing in a manner of boring face work, and this method is rationally advanced, is a kind of fine
Hole end surface process tool.The working process parameter at scene：The principal rotating motion speed of cutter
180 revs/min, cutter go out 0.15 millimeter of knife speed/turn, 0.1~0.3 millimeter of depth of cut.
2.3 experimental data
By above-mentioned performance test results, the present invention realizes rotary motion and radially goes out knife
Motion synthesis and carry out boring (car) cutting new technique, make simultaneously active cutting edge grow significantly
Reduce, go out the spot facing that knife is stable, processing is steady, roughness and precision are more traditional and significantly improve,
The technological requirement of inner face spot-facing can be fully met during high-efficient cutting；In crudy
On, the roughness of present invention processing inner face is up to Ra3.2；It is main on working process parameter
180 revs/min of rotary motion speed, cutter go out 0.15 millimeter of knife speed/turn, depth of cut
0.1~0.3 millimeter, go out 31.4 millimeters of knife stroke, the hole end surfaces of 50~φ of anti-ream scope φ 220
Processing, in manufacturing cost, the present invention is anti-, and countersink greatly reduces production cost.
The present invention can realize：(1) the Compound Machining motor of " rotary motion+radial feed "
Reason design；(2) cutter head running accuracy, the structure of stability, technique ensure；(3) safety is protected
Protect mechanism design；(4) radial direction of knife bar quickly returns.Following basic mechanical design feature can be reached
Index：
(1) circular runout of the cutter hub to handle of a knife：No more than 0.02mm；
(2) circular runout of the cutter hub to handle of a knife：No more than 0.02mm；
(3) the principal rotating motion speed of cutter：180 revs/min；
(4) it is processed and shows roughness：Ra3.2μm；
(5) cutter goes out knife speed：0.15mm/ turns；
(6) Tool advance depth：0.1~0.3mm；
(7) knife stroke is gone out：31.4mm；
(8) anti-ream scope：50~φ of φ 220mm；
(9) price is only the 1/3 of external similar process tool.
After clamped one time part of the present invention, at the same complete internal bore boring processing and inside and outside hole end surface add
Work.Repeated clamping is eliminated, to the error of knife, thus this processing method is especially suitable for zero
Part hole end surface device to hole requires that high occasion, and part hole end surface are not easy what is processed.This processing
Precision is high, and processed end face is bright and clean smooth, and quality is significantly larger than traditional hilted broadsword spot facing.Mesh
The preceding example do not seen also both at home and abroad using the product and the processing technology.The price of the present invention is only
For 1/3 or so of external similar process tool, and all kinds of engineering machines can be applied to completely
In tool, large-scale heavy set technique equipment in the processing of hole end surface, have a wide range of application, the marketization
Prospect is good.The cutter can use on vertical or horizontal machine tool, can just boring or anti-boring end face, by
It is small to reaching fast automatic withdrawing that radial direction is realized after size greatly.
Certainly, the present invention can also have other numerous embodiments, without departing substantially from spirit of the invention and
In the case of its essence, those skilled in the art can make various corresponding according to the present invention
Change and deformation, but these corresponding change and deformation should all belong to right appended by the present invention
It is required that protection domain.
Claims (10)
- A kind of 1. anti-countersink structure, it is characterised in that:Including handle of a knife (1), power transmission shaft (2), Cutter hub (6), knife bar (16), space planetary gear train, gear drive, reducing gear and Pinion and rack, the reducing gear and pinion and rack are located in cutter hub (6), institute State power transmission shaft (2) to be coaxially mounted on handle of a knife (1), the space planetary gear train is by power transmission shaft (2) rotary motion of output passes to cutter hub (6), so as to realize that the rotation of cutter hub (6) is transported It is dynamic；The knife bar (16) is arranged on pinion and rack, and the gear drive will pass The rotary motion of moving axis (2) output passes to reducing gear, and the pinion and rack will subtract The rotary motion of fast mechanism output is converted to radial alignment motion, so as to realize knife bar (16) Radial alignment is moved.
- 2. anti-countersink structure according to claim 1, it is characterised in that：The spatial row Star wheel series include internal gear (3), planetary gear (4) and external toothing (5), the internal gear (3) With power transmission shaft (2) secure fit, the internal gear (3) is engaged with planetary gear (4), institute State planetary gear (4) to engage with external toothing (5), described cutter hub (6) one end and planetary gear (4) It is fixedly connected, described planetary gear (4) at least three, the external toothing (5) is filled by anti-rotation It is fixed to put (20).
- 3. anti-countersink structure according to claim 1, it is characterised in that：The gear passes Motivation structure includes gear shaft (7), driving gear (8) and driven gear (9), the gear With being located in the inner chamber of power transmission shaft (2), power transmission shaft (2) passes motion to axle (7) Gear shaft (7).
- 4. the anti-countersink structure according to claim 1 or 3, it is characterised in that：It is described to subtract Fast mechanism includes that 2 turbine and worms are secondary and 1 gear pair, the gear drive it is driven Gear (9) is arranged on I levels worm screw (10), the I levels gear (19) of the gear pair On I levels turbine wheel shaft (11), the II levels gear (18) of the gear pair is arranged on On II levels worm screw (12), the gear of the pinion and rack is arranged on II levels turbine wheel shaft (13) On.
- 5. anti-countersink structure according to claim 4, it is characterised in that：The gear teeth Bar mechanism includes half gear (17) and rack slide (14), and the knife bar (16) is fixed On rack slide (14), described rack slide (14) one end is connected with spring (15), Spring (15) and cutter hub (6) are affixed, and the rack slide (14) is flat with spring (15) Row is set.
- 6. anti-countersink structure according to claim 3, it is characterised in that：The gear shaft (7) one-way clutch mechanism (21) is installed between driving gear (8).
- 7. the anti-countersink structure according to claim 3 or 6, it is characterised in that：The biography It is provided between moving axis (2) and gear shaft (7) and surmounts protection device (22), it is described to surmount guarantor Protection unit (22) includes steel ball, spring and spring base, and the spring one end is connected with spring base, The spring other end is connected with steel ball, and gear shaft (7) outer wall is recessed provided with being adapted to steel ball Groove, the steel ball are stuck in the groove under the action of the spring.
- 8. anti-countersink structure according to claim 2, it is characterised in that：The anti-rotation dress Putting (20) includes stop key seat and latch, and the stop key seat is fixedly connected on external toothing (5) On, the latch is arranged on stop key seat.
- 9. anti-countersink structure according to claim 1, it is characterised in that：The spatial row The gearratio of star wheel series is：Wherein P=3~8.
- 10. anti-countersink structure according to claim 2, it is characterised in that：The cutter hub (6), the material of external toothing (5) and handle of a knife (1) is aluminium alloy, the power transmission shaft (2), Internal gear (3), planetary gear (4), gear drive, reducing gear and pinion and rack Material be engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610396998.0A CN107457416B (en) | 2016-06-06 | 2016-06-06 | A kind of anti-countersink structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610396998.0A CN107457416B (en) | 2016-06-06 | 2016-06-06 | A kind of anti-countersink structure |
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| Publication Number | Publication Date |
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| CN107457416A true CN107457416A (en) | 2017-12-12 |
| CN107457416B CN107457416B (en) | 2019-04-12 |
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ID=60545010
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610396998.0A Active CN107457416B (en) | 2016-06-06 | 2016-06-06 | A kind of anti-countersink structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185616A (en) * | 2020-03-05 | 2020-05-22 | 湖北文理学院 | Deep hole machining and detecting device |
| CN112756662A (en) * | 2021-01-26 | 2021-05-07 | 广西东璐信息技术有限公司 | Drilling machine processing counter-reaming tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH573280A5 (en) * | 1973-05-29 | 1976-03-15 | Sinaia Uzina Mecanica Fina | Tool carrying head for boring machine - has drive transmitted by system of planetary gears |
| CN2202003Y (en) * | 1994-06-18 | 1995-06-28 | 魏学彦 | Boring tool post |
| CN2255325Y (en) * | 1995-07-28 | 1997-06-04 | 窦迎峰 | Elliptic boring cutter |
| US6134996A (en) * | 1996-05-03 | 2000-10-24 | Komet Praezisionswerkzeuge Robert Breuning Gmbh | Tool head for use in machine tools |
| CN104190967A (en) * | 2014-08-01 | 2014-12-10 | 芜湖欧宝机电有限公司 | Rapid fine adjustment mechanism for inner-hole fine boring tool |
| CN205673622U (en) * | 2016-06-06 | 2016-11-09 | 成都成量工具集团有限公司 | A kind of anti-countersink structure |
-
2016
- 2016-06-06 CN CN201610396998.0A patent/CN107457416B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH573280A5 (en) * | 1973-05-29 | 1976-03-15 | Sinaia Uzina Mecanica Fina | Tool carrying head for boring machine - has drive transmitted by system of planetary gears |
| CN2202003Y (en) * | 1994-06-18 | 1995-06-28 | 魏学彦 | Boring tool post |
| CN2255325Y (en) * | 1995-07-28 | 1997-06-04 | 窦迎峰 | Elliptic boring cutter |
| US6134996A (en) * | 1996-05-03 | 2000-10-24 | Komet Praezisionswerkzeuge Robert Breuning Gmbh | Tool head for use in machine tools |
| CN104190967A (en) * | 2014-08-01 | 2014-12-10 | 芜湖欧宝机电有限公司 | Rapid fine adjustment mechanism for inner-hole fine boring tool |
| CN205673622U (en) * | 2016-06-06 | 2016-11-09 | 成都成量工具集团有限公司 | A kind of anti-countersink structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185616A (en) * | 2020-03-05 | 2020-05-22 | 湖北文理学院 | Deep hole machining and detecting device |
| CN112756662A (en) * | 2021-01-26 | 2021-05-07 | 广西东璐信息技术有限公司 | Drilling machine processing counter-reaming tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107457416B (en) | 2019-04-12 |
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Effective date of registration: 20191226 Address after: No. 199, Section 1, South Ring Road, Sanhe street, Xindu District, Chengdu, Sichuan 610000 Patentee after: Chengdu Xincheng Tools Co., Ltd Address before: 610000, No. 199, south section of Ring Road, Xindu District, Sichuan, Chengdu Patentee before: Chengdu Chengliang Tools Group Co., Ltd. |
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