CN106694964B - A kind of rotary connector for ejector drill system and single tube drill system - Google Patents
A kind of rotary connector for ejector drill system and single tube drill system Download PDFInfo
- Publication number
- CN106694964B CN106694964B CN201610539847.6A CN201610539847A CN106694964B CN 106694964 B CN106694964 B CN 106694964B CN 201610539847 A CN201610539847 A CN 201610539847A CN 106694964 B CN106694964 B CN 106694964B
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- Prior art keywords
- central axis
- single tube
- drill
- drilling pipe
- shell
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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
- B23B51/00—Tools for drilling machines
- B23B51/12—Adapters for drills or chucks; Tapered sleeves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B41/02—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring deep holes; Trepanning, e.g. of gun or rifle barrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1015—Arrangements for cooling or lubricating tools or work by supplying a cutting liquid through the spindle
- B23Q11/103—Rotary joints specially adapted for feeding the cutting liquid to the spindle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Earth Drilling (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention discloses a kind of rotary connectors for ejector drill system and single tube drill system, including shell, central axis, fixation kit, first copper sheathing, second copper sheathing, first sealing shroud and the second sealing shroud, the central axis rotation installation is inside the shell, shell is stretched out at its both ends, first copper sheathing and the second copper sheathing are socketed on center shaft respectively and are located in shell, first copper sheathing, second copper sheathing, sap cavity is constituted between shell and central axis, the shell is equipped with oil nozzle, the oil nozzle is connected to sap cavity, the fixation kit is mounted on the front end of central axis and is coaxially fixed on drill bit assembly in central axis, oil inlet through-hole is radially provided on the central axis, the top of the oil inlet through-hole is connected to sap cavity, its bottom faces the outer wall of drill bit assembly.The present invention according to drill bit assembly be spray inhale bore or single-pipe drill and select suitable first sealing shroud make cutting fluid enter or do not enter drill bit assembly, make same lathe by rotary connector have single-pipe drill and spray inhale brill function.
Description
Technical field
The present invention relates to a kind of rotary connectors for ejector drill system and single tube drill system, belong to drill bit connecting component
Technical field.
Background technique
Currently used deep hole drilling system has drill gun system, single tube drill system and ejector drill system.Drill gun system
Belong to the chip removal mode of interior cold outlet, cutting fluid is cooled down by inside hollow drilling rod, reaching drill bit head, and by chip
From the V-groove discharge outside drill bit and drilling rod, which is mainly used for the deep hole machining of minor diameter, and required cutting hydraulic coupling is high, adds
Work low efficiency.Ejector drill system belongs to BTA deep hole drilling processing method, and drilling pipe is double-layer structure, and cutting fluid is by joint control
On oil transportation mouth enter, cutting fluid moves forward into the annular space between inside and outside drilling rod, reach tool nose and carry out cooling and lubricating,
And the inner cavity that chip is pushed into interior drilling rod is discharged backward.The ejector drill system advantage is: seal request is not high, is suitble to processing interrupted
Deep hole, the advantages of guide sleeve can not be adjacent to workpiece when processing, and processing efficiency is 4 to 6 times higher than drill gun；The disadvantage is that: it uses
Double layer pipeline, since interior drilling rod can not add support frame, drilling depth is limited in 1 meter or less.Single tube drill system belongs to outer cold interior
Chip removal mode, cutting fluid are entered between the outer wall and workpiece machined surface of drilling rod by oil head, reach tool nose into
Row cooling and lubricating, and by chip by being released inside drilling rod.The advantages of single tube drill system is: drilling rod intensity is good, high in machining efficiency,
It is 4 to 6 times higher than drill gun, hole depth is processed up to tens meters；The disadvantage is that: the guide sleeve of oil head must be adjacent to workpiece when processing,
The range of work is restricted, and machine tool chief axis needs special at hollow, and iron filings are discharged from main-shaft core.Above-mentioned three kinds of deep hole drillings
System has the advantage and disadvantage of its own, especially ejector drill system and single tube drill system is deeper is liked by producer, but since spray is inhaled
The fuel feeding of drill system and single tube drill system and chip removal are different, at present both at home and abroad depth drill manufacturer can only produce separately from
In single-pipe drill or the lathe of ejector drill system, two kinds of deep hole drilling systematic differences are influenced.
Summary of the invention
For the present invention in order to overcome the shortcomings of the prior art, spray suction brill function and single-pipe drill function can be collected by providing one kind
In the rotary connector for ejector drill system and single tube drill system on same lathe.
The invention is characterized in that following technical scheme is achieved:
A kind of rotary connector for ejector drill system and single tube drill system, including shell, central axis, fixation kit,
First copper sheathing, the second copper sheathing, the first sealing shroud and the second sealing shroud, inside the shell, both ends are equal for the central axis rotation installation
Shell is stretched out, first copper sheathing and the second copper sheathing are socketed on center shaft respectively and are located in shell, first copper sheathing, the
Sap cavity is constituted between two copper sheathings, shell and central axis, the shell is equipped with oil nozzle, and the oil nozzle is connected to sap cavity, described solid
Determine component to be mounted on the front end of central axis and be coaxially fixed on drill bit assembly in central axis, be radially provided on the central axis into
The top of oil hole, the oil inlet through-hole is connected to sap cavity, and bottom faces the outer wall of drill bit assembly, first sealing shroud
And second sealing shroud be mounted between central axis and drill bit assembly, and first sealing shroud and the second sealing shroud be located at into
The two sides of the bottom of oil hole are provided with chip-removal hole on the shell, chip removal mouth are provided on the central axis, the chip-removal hole passes through
Chip removal mouth is connected to the crumb mouth of drill bit assembly.
Preferably, the drill bit assembly includes ejector drill, outer drilling pipe and interior drilling pipe, and the outer drilling pipe is coaxially fixed on
On fixation kit, the interior drilling pipe inner sleeve is forming first annular cavity in outer drilling pipe and between outer drilling pipe, the spray, which is inhaled, bores
Head is coaxially fixed on the front end of outer drilling pipe, and the be connected to first annular cavity is formed between the ejector drill and outer drilling pipe
One oil outlet, the ejector drill axially offer be connected to interior drilling pipe first into bits mouth, the end of the interior drilling pipe and row
Consider hole connection to be worth doing, the bottom of first sealing shroud is pressed on the outer wall of outer drilling pipe, and the bottom of second sealing shroud is pressed on
On the outer wall of interior drilling pipe, cutting fluid is carried out in first annular cavity by oil inlet through-hole, for ejector drill use.
Preferably, the drill bit assembly includes single tube drill bit and single tube drilling pipe, and the single tube drilling pipe is coaxially fixed on
Determine on component, axially offered on the single tube drill bit be connected to single tube drilling pipe second into bits mouth, the end of the single tube drilling pipe
End is connected to chip-removal hole, and the outer wall of the single tube drilling pipe is equipped with forced oil device, the forced oil device and single tube drill bit, single-pipe drill
Form the second toroidal cavity between pipe, the bottom of first sealing shroud and the second sealing shroud is pressed on the outer wall of single tube drilling pipe
On, closing cuts the liquid that disappears and carries out single tube drilling pipe by oil inlet through-hole, provides cutting oil to single-pipe drill by other forced oil device.
Preferably, the fixation kit includes elastic jacket and nut, and the elastic jacket is coaxially mounted to central axis
Interior, the drill bit assembly is coaxially mounted in elastic jacket, and the nut covers on the outer wall of central axis and rotatably compresses elasticity
Collet.
Preferably, the quantity of the oil inlet through-hole is multiple, and multiple oil inlet through-holes are in circle along the radial direction of central axis
Week distribution, when making central axis rotation, cutting fluid also can carry out spray through oil inlet through-hole from sap cavity and inhale in brill.
Preferably, it is equipped with bearing between the central axis and shell, make central axis support inside the shell and rotates smoothness.
Preferably, the angle between the chip removal mouth and the axis of central axis is 60 degree, makes its chip removal better effect.
Preferably, the shell is equipped with oil extraction through-hole, the front end connection central axis of the oil extraction through-hole and the first bronze medal
Gap between set, end are connected to chip-removal hole, reduce the pressure of the oil sealing at central axis and the first copper sheathing, make central axis and
The a small amount of cutting fluids leaked at the gap of first copper sheathing can be discharged from chip-removal hole.
Preferably, it is equipped with the first sealing ring between first copper sheathing, the second copper sheathing and shell, prevents cutting fluid from letting out
Leakage.
Preferably, it is equipped with the second sealing ring between first sealing shroud, the second sealing shroud and central axis, prevents from cutting
Liquid leakage.
Compared with prior art, the beneficial effects of the present invention are: drill bit assembly is coaxially fixed on central axis by the present invention
It is interior, between central axis and drill bit assembly be equipped with the first sealing shroud and the second sealing shroud, according to drill bit assembly be spray inhale bore or
Single-pipe drill and select suitable first sealing shroud make cutting fluid enter or do not enter drill bit assembly, so that same lathe is passed through rotation
Connector has single-pipe drill and the function of boring is inhaled in spray, realizes the maximization and benefit of same lathe function.
Detailed description of the invention
Fig. 1 is of the invention for spraying the structural schematic diagram for inhaling the rotary connector bored；
Fig. 2 is the flow graph of the cutting fluid in the spray suction in Fig. 1 is bored；
Fig. 3 is the structural schematic diagram of the central axis in Fig. 1；
Fig. 4 is the A-A directional profile figure of the central axis in Fig. 3；
Fig. 5 is the structural schematic diagram of the rotary connector for single-pipe drill of the invention.
Specific embodiment
A specific embodiment of the invention is described in detail below in conjunction with attached drawing.
Embodiment 1
As shown in Figures 1 to 4, the present embodiment includes outer for the rotary connector of ejector drill system and single tube drill system
Shell 1, central axis 2, fixation kit, the first copper sheathing 3, the second copper sheathing 4, the first sealing shroud 5 and the second sealing shroud 6.Central axis 2 rotates
It is mounted in shell 1, shell 1, one end and machine tool chief axis knife handle 7 are stretched out by screw and key connection, by lathe master in both ends
Axis knife handle 7, which transmits power, enables central axis 2 to rotate in shell 1, and the other end is for connecting drill bit assembly.Central axis 2 and outer
Bearing 8,9 is equipped between shell 1, which can be deep groove ball bearing or other bearings, to by 2 support of central axis outside
In shell 1.First copper sheathing 3 and the second copper sheathing 4 are socketed on central axis 2 respectively and are located in shell 1, the first copper sheathing 3 and the second bronze medal
It is clearance fit between set 4 and central axis 2, the first copper sheathing 3 and the second copper sheathing 4 will not follow central axis 2 to rotate, meanwhile, first
Copper sheathing 3 and the second copper sheathing 4 play certain supporting function.It is constituted between first copper sheathing 3, the second copper sheathing 4, shell 1 and central axis 2
Sap cavity, shell 1 are equipped with oil nozzle 10, and oil nozzle 10 is connected to sap cavity, and cutting fluid is flowed into sap cavity by oil nozzle 10.Fixation kit peace
Mounted in central axis 2 front end and drill bit assembly is coaxially fixed in central axis 2, oil inlet through-hole 11 is radially provided on central axis 2,
The top of oil inlet through-hole 11 is connected to sap cavity, and bottom faces the outer wall of drill bit assembly.First sealing shroud 5 and the second sealing shroud
6 are mounted between central axis 2 and drill bit assembly, and the first sealing shroud 5 and the second sealing shroud 6 are located at the bottom of oil inlet through-hole 11
The two sides in portion, when central axis 2 rotates, cutting fluid is flowed to the surface of drill bit assembly by sap cavity through oil inlet through-hole 11.It is provided on shell 1
Chip-removal hole 12, chip-removal hole 12 are connected with external chip discharging tube 13.Chip removal mouth 14 is provided on central axis 2, chip-removal hole 12 passes through chip removal mouth
14 are connected to the crumb mouth of drill bit assembly.
As shown in Figure 1 and Figure 2, drill bit assembly is inhaled using spray and is bored, which, which inhales, bores by ejector drill 15, outer drilling pipe 16 and interior brill
Pipe 17 forms.Outer drilling pipe 16 is coaxially fixed on fixation kit, interior 17 inner sleeve of drilling pipe in outer drilling pipe 16 and with outer drilling pipe 16 it
Between form first annular cavity 18, ejector drill 15 is coaxially fixed on the front end of outer drilling pipe 16, ejector drill 15 and outer drilling pipe 16
Between be formed with the first oil outlet 19 being connected to first annular cavity 18, ejector drill 15 is axial to be offered and interior drilling pipe 17 connects
Logical first is connected into bits mouth 20, the end of interior drilling pipe 17 with chip-removal hole 12, and the bottom of the first sealing shroud 5 is pressed on outer drilling pipe 16
Outer wall on, the bottom of the second sealing shroud 6 is pressed on the outer wall of interior drilling pipe 17.Clean cutting fluid is carried out by oil inlet through-hole 11
In first annular cavity 18, then the surface of ejector drill 15 is flowed to through the first oil outlet 19, the cutting fluid containing iron filings is then inhaled by spray
The first of drill bit 15 flows to the chip removal mouth 14 of central axis into bits mouth 20 into interior drilling pipe 17 through its end again, reproduces the row of shell 1
Hole 12 is considered to be worth doing to be discharged.
Fixation kit includes elastic jacket 21 and nut 22, and elastic jacket 21 is coaxially mounted in central axis 1, drill bit assembly
It is coaxially mounted in elastic jacket 21,22 sets of nut on the outer wall of central axis 2 and rotatably compress elastic jacket 21.Fixation kit
Other structures can also be used, is able to achieve and outer drilling pipe or single tube drilling pipe is coaxially fixed in central axis and is compressed.
As shown in figure 1, figure 3 and figure 4, the quantity of oil inlet through-hole 11 is multiple, diameter of multiple oil inlet through-holes 11 along central axis 2
To being circumferentially distributed, when rotating central axis 2, cutting fluid can also be carried out in ejector drill 15 from sap cavity through oil inlet through-hole 11；
Angle between chip removal mouth 14 and the axis of central axis 2 is 60 degree, makes its chip removal better effect.
The chip removal part of shell 1 is in scroll casing shape structure, and the cutting fluid with iron filings comes out from the chip removal mouth 14 of central axis 2
Afterwards, wherein cutting fluid is drained by outage 34, and iron filings flow through chip-removal hole 12 along chip space 35 and drain.
As shown in Figure 1, shell 1 is equipped with oil extraction through-hole 23, the front end connection central axis 2 of oil extraction through-hole 23 and the first copper sheathing
Gap between 3, end are connected to chip-removal hole 12, are reduced the pressure of the oil sealing at central axis 2 and the first copper sheathing 3, are made center
The a small amount of cutting fluids leaked at the gap of axis 2 and the first copper sheathing 3 can be discharged from chip-removal hole 12；First copper sheathing 3, the second copper sheathing 4
It is equipped with the first sealing ring 24 between shell 1, prevents cutting fluid from leaking；First sealing shroud 3, the second sealing shroud 4 and central axis 2 it
Between be equipped with the second sealing ring 25, prevent cutting fluid from leaking；Oil is equipped between bearing 8,9 and the first sealing shroud 3, the second sealing shroud 4
Envelope 26 avoids cutting fluid from being leaked by bearing 8,9；Seal sleeve 27 and compression ring 28 are separately mounted to the outside of bearing 9,8, use
To prevent dust from entering in bearing 8,9；Circlip for shaft 29 and circlip for hole 30 are mounted on seal sleeve 27 and bearing 9
Between, axial limiting is carried out to bearing 8,9 and shell 1；Circlip for hole 31 is mounted on the outside of compression ring 28, for axis
9 and the progress axial limiting of shell 1 are held, all parts are axially fixed on central axis 2, the bearing 8 between main casing 1 and central axis
With at the first copper sheathing 3 be equipped with sealing ring 32, between sealing ring 32 and shell be equipped with third sealing ring 33, prevent cutting fluid from leaking；
It is equipped with the 4th sealing ring 34 between outer drilling pipe 16 and the first sealing shroud 5, prevents from working as and cuts liquid from intermediate slot leakage.
Embodiment 2
As shown in figure 5, the present embodiment the difference from embodiment 1 is that: drill bit assembly is using single drilling pipe, and the single-pipe drill is by list
Pipe bit 35 and single tube drilling pipe 36 form.Single tube drilling pipe 36 is coaxially fixed on fixation kit, is axially opened up on single tube drill bit 35
Have be connected to single tube drilling pipe 36 second into bits mouth 37, the end of single tube drilling pipe 36 is connected to chip removal mouth 14, single tube drilling pipe 36
Outer wall is equipped with forced oil device 38, and the second toroidal cavity 39 is formed between forced oil device 38 and single tube drill bit 35, single tube drilling pipe 36,
The bottom of first sealing shroud 5 and the second sealing shroud 6 is pressed on the outer wall of single tube drilling pipe 36, at this point, due to first close
Big envelope 5 directly acts on single tube drilling pipe, and closing cuts the liquid that disappears and carries out single tube drilling pipe by oil inlet through-hole, is filled by other pressure oil
It sets 38 and provides cutting oil to single-pipe drill.To ensure leakproofness, sealing ring 40 is equipped between the second sealing shroud 6 and single tube drilling pipe 36,
Prevent cutting fluid from flowing to inside rotary connector through gap between the two.
Spray is inhaled the switching bored between single-pipe drill and is used, and need to only replace the first sealing shroud as needed and replacement provides cutting
The mode of liquid, the cutting fluid with iron filings is still by the row of interior drilling pipe or single tube the drilling pipe successively chip removal mouth through central axis and shell
Consider hole discharge to be worth doing.
Above it is the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the present invention can have various changes and variation.Any modification for all within the spirits and principles of the present invention, being made,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of rotary connector for ejector drill system and single tube drill system, it is characterised in that including shell, central axis, consolidate
Determine component, the first copper sheathing, the second copper sheathing, the first sealing shroud and the second sealing shroud, the central axis rotation is installed inside the shell,
Shell is stretched out at both ends, and first copper sheathing and the second copper sheathing are socketed on center shaft respectively and are located in shell, described first
Sap cavity is constituted between copper sheathing, the second copper sheathing, shell and central axis, the shell is equipped with oil nozzle, and the oil nozzle is connected to sap cavity,
The fixation kit is mounted on the front end of central axis and is coaxially fixed on drill bit assembly in central axis, radial on the central axis
It is provided with oil inlet through-hole, the top of the oil inlet through-hole is connected to sap cavity, and bottom faces the outer wall of drill bit assembly, and described first
Sealing shroud and the second sealing shroud are mounted between central axis and drill bit assembly, and first sealing shroud and the second sealing shroud difference
Positioned at the two sides of the bottom of oil inlet through-hole, it is provided with chip-removal hole on the shell, chip removal mouth, the chip removal are provided on the central axis
Hole is connected to by chip removal mouth with the crumb mouth of drill bit assembly.
2. the rotary connector according to claim 1 for ejector drill system and single tube drill system, it is characterised in that institute
Stating drill bit assembly includes ejector drill, outer drilling pipe and interior drilling pipe, and the outer drilling pipe is coaxially fixed on fixation kit, the interior brill
Pipe inner sleeve is coaxially fixed on outer drilling pipe forming first annular cavity, the ejector drill in outer drilling pipe and between outer drilling pipe
Front end is formed with the first oil outlet being connected to first annular cavity between the ejector drill and outer drilling pipe, the spray, which is inhaled, bores
Head is axial to offer be connected to interior drilling pipe first into bits mouth, and the end of the interior drilling pipe is connected to chip-removal hole, and described first is close
The bottom of big envelope is pressed on the outer wall of outer drilling pipe, and the bottom of second sealing shroud is pressed on the outer wall of interior drilling pipe.
3. the rotary connector according to claim 1 for ejector drill system and single tube drill system, it is characterised in that institute
Stating drill bit assembly includes single tube drill bit and single tube drilling pipe, and the single tube drilling pipe is coaxially fixed on fixation kit, the single-pipe drill
Axial on head to offer be connected to single tube drilling pipe second into bits mouth, the end of the single tube drilling pipe is connected to chip-removal hole, described
The outer wall of single tube drilling pipe is equipped with forced oil device, and the second annular is formed between the forced oil device and single tube drill bit, single tube drilling pipe
The bottom of cavity, first sealing shroud and the second sealing shroud is pressed on the outer wall of single tube drilling pipe.
4. the rotary connector according to any one of claim 1 to 3 for ejector drill system and single tube drill system,
It is characterized in that the fixation kit includes elastic jacket and nut, the elastic jacket is coaxially mounted in central axis, the brill
Head assembly is coaxially mounted in elastic jacket, and the nut covers on the outer wall of central axis and rotatably compresses elastic jacket.
5. the rotary connector according to any one of claim 1 to 3 for ejector drill system and single tube drill system,
Be characterized in that the oil inlet through-hole quantity be it is multiple, multiple oil inlet through-holes are circumferentially distributed along the radial direction of central axis.
6. the rotary connector according to any one of claim 1 to 3 for ejector drill system and single tube drill system,
It is characterized in that being equipped with bearing between the central axis and shell.
7. the rotary connector according to any one of claim 1 to 3 for ejector drill system and single tube drill system,
It is characterized in that the angle between the chip removal mouth and the axis of central axis is 60 degree.
8. the rotary connector according to any one of claim 1 to 3 for ejector drill system and single tube drill system,
It is characterized in that the shell is equipped with oil extraction through-hole, the seam between the front end connection central axis of the oil extraction through-hole and the first copper sheathing
Gap, end are connected to chip-removal hole.
9. the rotary connector according to any one of claim 1 to 3 for ejector drill system and single tube drill system,
It is characterized in that being equipped with the first sealing ring between first copper sheathing, the second copper sheathing and shell.
10. the rotary connector according to any one of claim 1 to 3 for ejector drill system and single tube drill system,
It is characterized in that being equipped with the second sealing ring between first sealing shroud, the second sealing shroud and central axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610539847.6A CN106694964B (en) | 2016-07-08 | 2016-07-08 | A kind of rotary connector for ejector drill system and single tube drill system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610539847.6A CN106694964B (en) | 2016-07-08 | 2016-07-08 | A kind of rotary connector for ejector drill system and single tube drill system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106694964A CN106694964A (en) | 2017-05-24 |
| CN106694964B true CN106694964B (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610539847.6A Active CN106694964B (en) | 2016-07-08 | 2016-07-08 | A kind of rotary connector for ejector drill system and single tube drill system |
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| CN (1) | CN106694964B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3849096B2 (en) * | 2002-07-18 | 2006-11-22 | ホーコス株式会社 | Tool holder for machine tools |
| CN201483033U (en) * | 2009-09-04 | 2010-05-26 | 钻科(北京)科技有限公司 | Shaft parts deep hole processing system |
| CN202591969U (en) * | 2012-05-30 | 2012-12-12 | 环球工业机械（东莞）有限公司 | Machine tool capable of performing deep hole gun drilling, ejector drilling and milling |
| CN203578838U (en) * | 2013-11-19 | 2014-05-07 | 环球工业机械（东莞）有限公司 | Milling machine mechanism capable of achieving deep-hole drilling and ejection drilling |
| CN206169363U (en) * | 2016-07-08 | 2017-05-17 | 环球工业机械（东莞）有限公司 | A swivelling joint ware for spouting inhale brill system and single tube brill system |
-
2016
- 2016-07-08 CN CN201610539847.6A patent/CN106694964B/en active Active
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| CN106694964A (en) | 2017-05-24 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A rotary connector used for jet suction drilling system and single pipe drilling system Effective date of registration: 20201224 Granted publication date: 20190108 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: Global industrial machinery (Dongguan) Co.,Ltd. Registration number: Y2020980009933 |
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