CN106112080A - Deep hole slotter and the processing method of deep hole long keyway - Google Patents
Deep hole slotter and the processing method of deep hole long keyway Download PDFInfo
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- CN106112080A CN106112080A CN201610575989.8A CN201610575989A CN106112080A CN 106112080 A CN106112080 A CN 106112080A CN 201610575989 A CN201610575989 A CN 201610575989A CN 106112080 A CN106112080 A CN 106112080A
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- slotter
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- 238000003672 processing method Methods 0.000 title claims abstract description 12
- 238000003801 milling Methods 0.000 claims abstract description 171
- 230000005540 biological transmission Effects 0.000 claims description 35
- 239000000110 cooling liquid Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims 1
- 230000004301 light adaptation Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 238000010079 rubber tapping Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000006011 modification reaction Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 235000009808 lpulo Nutrition 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003638 reducing agent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/28—Grooving workpieces
- B23C3/30—Milling straight grooves, e.g. keyways
Abstract
The invention discloses a kind of deep hole slotter, including lathe, lathe is provided with machine chuck, can clamp the holding frame of workpiece to be added, guide rail and the bracket coordinated with slide；Described deep hole slotter also includes: milling head, and described milling head includes milling cutter, milling cutter axially and the axially vertical of workpiece to be added and vertical with the axis of chuck；Drive mechanism, described drive mechanism includes the first drive mechanism being connected with machine chuck and the second drive mechanism being connected with bracket；And drive mechanism, described drive mechanism includes the first drive mechanism the first drive mechanism being connected with milling cutter, and described first drive mechanism for being converted to the rotary motion of milling cutter by the rotary motion that machine chuck provides；Described drive mechanism also includes the second drive mechanism the second drive mechanism being connected with milling head, and described second drive mechanism transmits the linear motion along guide rail for the milling cutter in milling head.Present invention also offers the deep hole long keyway processing method with its adaptation.
Description
Technical field
The present invention relates to mechanical engineering field, the deep hole of a kind of deep hole slotter and use deep hole slotter is long
Keyway processing method.
Background technology
Persistently riseing recently as clean energy resource consumption, the construction scale of natural gas line increases rapidly, conveyance conduit
Specification develops towards heavy caliber, high pressure direction, and conveyance conduit uses material to develop to high-strength material, requires that band presses off simultaneously
Hole equipment improves constantly safety and perforate efficiency, could meet the most ever-increasing pipeline modification and maintenance work.With pressure
One of core component of tapping equipment, the processing of actuating sleeve will be the most crucial, directly affect the stable of press and open holes equipment
Property and perforate quality；Driving is cased with two effects: one is to communicate rotational motion to tapping machine main shaft, and two is that tapping machine main shaft exists
Linear reciprocating motion can be carried out in it；Therefore need to process keyway in the hole of actuating sleeve, the length of keyway determines tapping equipment
Travel of spindle, the maximum principal axis stroke of existing inlet orifice equipment has reached more than 4500mm.Chinese patent
201510797451.7 disclosed overlength inner hole key slot groove broacher, advantage is that airframe structure is simple；Deficiency is: 1, working (machining) efficiency
Low, can only unidirectional cut, 2, groove side surface crudy poor, rough surface；3, elongated slot linearity is difficult to ensure card, it is impossible to reach design
Requirement；4, groove width size difficulty controls, it is impossible to meets and coordinates requirement.A kind of milling endoporus disclosed in Chinese patent 201510120935.8
The power milling head of long keyway, advantage is that keyway crudy is good；Deficiency is: 1, every feed once needs regulation to support once, operation
Complexity, efficiency is low；2, use chain drive, the length limited system of extension arm, be not suitable with the processing of small-bore long keyway；3, symmetrical
Keyway adds man-hour, and power milling head cannot support in centering；4, structure is complicated, need to increase the power-equipment such as motor and change speed gear box, its
The cutting rotational speeds of milling cutter is mated with the speed of travel difficulty of lathe.
Summary of the invention
In the equipment of existing processing long inner bore keyway, in order to control milling cutter Milling Process in hole, need to increase electronic
, there is structure complicated, the shortcoming that manufacturing procedure is tediously long in the power-equipment such as machine and change speed gear box.
The present invention at least solves a part for above-mentioned technical problem and makes, to this end, the technical scheme that the present invention provides
As follows:
First aspect, the embodiment of the present invention provides a kind of deep hole slotter, including lathe, lathe be provided with machine chuck,
The holding frame of workpiece to be added, guide rail and the bracket coordinated with slide can be clamped；Described deep hole slotter also includes:
Milling head, described milling head includes milling cutter, axially hanging down with the axially vertical of workpiece to be added and the axis with chuck of milling cutter
Directly；
Drive mechanism, described drive mechanism includes the first drive mechanism being connected with machine chuck and be connected with bracket
Two drive mechanisms；And
Drive mechanism, described drive mechanism includes the first drive mechanism the first drive mechanism being connected with milling cutter, described
First drive mechanism for being converted to the rotary motion of milling cutter by the rotary motion that machine chuck provides；Described drive mechanism also wraps
Including the second drive mechanism the second drive mechanism being connected with milling cutter, described second drive mechanism is for transmitting along guide rail to milling cutter
Linear motion.
Alternatively and preferably,
Described second drive mechanism and the second drive mechanism are integrated into outer pipe assembly, and one end of outer pipe assembly connects bracket,
The other end connects milling head；
Described first drive mechanism and the first drive mechanism are arranged on inside outer pipe assembly.
Alternatively and preferably,
Described milling head includes milling head body, accommodates the space of described milling cutter this most internal offering of milling head；
Described first drive mechanism includes being located at the main power shaft inside outer pipe assembly, and main power shaft is arranged on described chuck
On；
Described first drive mechanism includes power transmission shaft, the first conical tooth and second taper vertical with the first conical tooth
Tooth, one end of power transmission shaft is connected with main power shaft, and the first conical tooth is arranged on the other end of power transmission shaft and nibbles with the second conical tooth
Closing, the second conical tooth is arranged on milling cutter.
Alternatively and preferably, described outer pipe assembly includes the supporting part as the second drive mechanism and as the second transmission
Second joint of mechanism and the 3rd joint, supporting part one end is connected with bracket, and the other end and the 3rd joint connect, in the 3rd joint
Side is provided with centering ring, and described centering ring is socketed on power transmission shaft, and one end of described second joint connects the 3rd joint, and the other end is stretched
Enter milling head body to be connected with milling head.
Alternatively and preferably, in described space, it is additionally provided with the sliding sleeve being socketed in outside milling cutter and being positioned at inside actuating sleeve,
The bottom of actuating sleeve milling cutter set is stretched out from the second conical tooth and installs adjusting nut, to regulate the position of milling cutter.
Alternatively and preferably, described second joint includes spacer shell, the first adapter sleeve and the second adapter sleeve；Spacer shell is stretched
Entering milling head body to be connected with the inner thread of milling head body, one end of described first adapter sleeve is socketed in spacer shell and is positioned at milling head originally
External part, the other end is set in outside the second adapter sleeve and threadeds with the second adapter sleeve, and the second adapter sleeve is away from
One end of one adapter sleeve is connected with the 3rd joint.
Alternatively and preferably, also include that cooling liquid tube, described cooling liquid tube are connected with milling head body, by being arranged at milling head originally
Internal passage, in order to be passed through coolant and cool down milling cutter, to lubricate, prevents from adding man-hour temperature too high, extends making of milling cutter
Use the life-span.
The deep hole slotter that above-mentioned first aspect provides, based on lathe, by the first drive mechanism and the first transmission
The rotary motion that machine chuck provides is converted to the rotary motion of milling cutter by mechanism, by the second drive mechanism and the second driver
Structure makes milling cutter can move back and forth in workpiece to be added.This fit system take full advantage of the driver part of machine body with
Realize the rotation of milling cutter and vertically move, it is not necessary to additionally increasing motor and speed reducer, simplifying device structure, and can avoid
Milling cutter motion and the unmatched defect of lathe walking movement.
Second aspect, the embodiment of the present invention provides a kind of deep hole slotter, including lathe, lathe be provided with machine chuck,
The holding frame of workpiece to be added, guide rail and the bracket coordinated with slide can be clamped；Described holding frame is connected with bracket, to realize
Reciprocating motion on guide rail, described deep hole slotter also includes:
Milling head, described milling head includes milling cutter, axially hanging down with the axially vertical of workpiece to be added and the axis with chuck of milling cutter
Directly；
Drive mechanism, described drive mechanism is connected with machine chuck；And
Drive mechanism, drive mechanism is connected by described drive mechanism with milling cutter, for the rotation fortune provided by machine chuck
The dynamic rotary motion being converted to milling cutter.
Deep hole slotter in above-mentioned second aspect, the difference compared with first aspect is, is adding man-hour, drive mechanism
Only can provide rotary motion to milling cutter with drive mechanism, bracket by being connected with holding frame so that workpiece to be added is the most past along longitudinal direction
Multiple motion.So, can remain stationary as in holding longitudinally adding milling cutter in man-hour, the relative displacement between workpiece to be added and milling cutter
Completed by mobile holding frame.
The third aspect, embodiments provides any one possibility in the above-mentioned first aspect of a kind of use and first aspect
The deep hole long keyway processing method of the deep hole slot milling machine in the mode realized, the method includes:
Workpiece to be added is arranged on holding frame, starts machine chuck, so that milling cutter rotates；And
By movable support bracket control milling cutter along workpiece axially-movable to be added, to realize the milling of keyway.
Fourth aspect, the deep hole embodiments providing a kind of deep hole slot milling machine used in above-mentioned second aspect is long
Keyway processing method, including:
Workpiece to be added is arranged on holding frame, starts machine chuck, so that milling cutter rotates；And
Control workpiece to be added by movable support bracket to move on guide rail so that it is inner side and milling cutter active exposure, to realize key
The milling of groove.
Accompanying drawing explanation
The structural representation of the deep hole groove milling that Fig. 1 is provided by the embodiment of the present invention；
Fig. 2 is the partial enlargement structural representation of part A in Fig. 1.
In figure:
1-lathe；2-holding frame；3-workpiece to be added；4-milling head body；5-adjusting nut；6-bearing；7-the second conical tooth；
8-actuating sleeve；9-sliding sleeve；10-bearing；11-milling cutter；12-bearing cap；13-bolt；14-the first conical tooth；15-bearing；16-
Two power transmission shafts；17-bearing；18-spacer shell；19-cooling liquid tube 20-the first joint；21-the first adapter sleeve；22-the second adapter sleeve；
23-centering ring；24-the first power transmission shaft；26-pipe sleeve joint；27-outer tube sleeve；28-bolt；29-bearing；30-bearing；31-is actively
Power axle；32-power set；33-drives key；Sheath after 34-；35-end cap；101-guide rail；102-bracket；103-machine chuck；
104-main spindle box；201-clamping lever；405-radial hole；406-axial hole.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the accompanying drawings and detailed description of the invention
The present invention is described in further detail.
In describing the invention, it is to be understood that use " first ", " second ", " the 3rd " and etc. word limit
Parts, it is only for be easy to distinguish above-mentioned parts, as not having Stated otherwise, above-mentioned word does not has special containing
Justice, therefore it is not intended that limiting the scope of the invention.
Embodiment one
Refer to Fig. 1, the present invention exemplarily provides a kind of deep hole slotter, the application scenarios of this slotter include but not
It is limited to the workpiece inner wall to be added to having overlength endoporus and carries out milling, to form linear keyway.
Deep hole slotter is mainly by lathe 1, holding frame 2, moveable milling head, drive mechanism and drive mechanism five major part
Composition.The effect of holding frame 2 is to clamp workpiece to be added, is provided with clamping lever 201.Milling head includes milling head body 4, wherein
Offering the space accommodating milling cutter, and arrange milling cutter 11 in space, the axis of milling cutter 11 is the most vertical with the axis of workpiece 3 to be added
Directly.Wherein, for existing lathe, generally itself there is machine chuck 103, guide rail 101 and the torr being arranged on guide rail 101
Frame 102, machine chuck 103 rotates under the driving of machine tool chief axis, and bracket 102 can do longitudinally (i.e. in Fig. 1 along guide rail 101
Left and right directions) reciprocating motion.Drive mechanism and drive mechanism are formed by two parts, Part I be the first drive mechanism and
First drive mechanism, its effect is to be connected with the milling cutter 11 in milling head 4 by machine chuck 103, and the rotary motion of chuck 103
Pass to milling cutter 11 so that milling cutter 11 also does the rotary motion with himself as axis.Part II be the second drive mechanism and
Second drive mechanism, its effect is to be connected with milling head body 4 by bracket 102, to be carried by movable support bracket 102 on guide rail 101
Dynamic milling head, and then drive milling cutter 11 to do longitudinal linear reciprocating motion.Owing to the essence of drive mechanism and drive mechanism is all to pass
Pass machine chuck 103 and the power of movable support bracket 102, and both power is provided by the intrinsic part of lathe, so need not
Additional any motor or decelerator, simplify the structure of equipment.And can avoid because additionaling power mechanism cause and machine
The bed nonsynchronous problem of walking movement own.
In certain embodiments, the second drive mechanism and the second drive mechanism can be round the first drive mechanisms and first
Arrange outside drive mechanism, be integrated into outer pipe assembly, result in formation of one " two-tube power transmission structure ".That is: second drives
Mechanism and the second drive mechanism form " outer tube ", and outer tube side is connected with bracket, and opposite side is connected with milling head.First drive mechanism
Placing within the outer tube with the first drive mechanism, within the advantage of this design is, the most nested mode forms two groups of power transmission
Mechanism, has saved the work space of lathe and the assembly space of parts.
In certain embodiments, the first drive mechanism can include main power shaft, installs bearing, active force outside main power shaft
The surface configuration long keyway of axle 31, power set 32 is by driving key 33 to be connected with long keyway, and makes to drive key 33 in active force
Easy slide in the long keyway of axle 31.Power set 33 clamps with machine chuck 103.Main power shaft 31 is by lathe headstock 104
Through hole coordinate with rear sheath 34.So when machine chuck 103 rotates, main power shaft 31 can be driven to rotate together, to be formed
The driving effect on basis.First drive mechanism is mainly made up of two parts, and Part I is connected with main power shaft 31, Part II
It extend in the middle of milling head body 4 and be directly connected with milling cutter 11.In Part I, mainly include the first power transmission shaft 24, the first transmission
Axle 24 is connected with main power shaft 31, along with driving shaft 31 rotates together.According to the hole depth of workpiece to be added, the first power transmission shaft 24 is permissible
An entire section structure, it is also possible to split into multistage, and by between every section by bonded.The benefit using multistage to connect is permissible
Hole depth according to workpiece to be added and need the position of groove milling, regulates milling cutter 11 by the hop count of power transmission shaft is increased or decreased
Moving range.In the Part II of the first drive mechanism, mainly include second driving shaft 16, second driving shaft 16 major part quilt
Being contained in the space being opened within milling head body 4, one end of second driving shaft 16 is stretched out and with the from milling head body 4 is internal
One power transmission shaft 24 connects.In order to improve transmission stability, bearing 15 and bearing 17 are installed at the two ends of second driving shaft 24.First
The connected mode of power transmission shaft 24 and second driving shaft 16 has multiple, and in the present embodiment, the connected mode of employing is: pass first
The connection end surfaces of moving axis 24 and second driving shaft 16 arranges external screw thread, (also may be used with female thread the first joint 20 by one
Connected set in being referred to as) both are docked.Additionally, the first joint 20 can also be with two power transmission shafts by bonded.As it is shown in figure 1, the
Two power transmission shafts 16 are positioned in the axial hole 406 within milling head body 4, and axial hole 406 turns on away from the one end outside milling head body 4
To radial hole 405, milling cutter 11 is set in this radial hole 405.In order to further the rotary motion of power transmission shaft is converted to milling cutter
The rotary motion of 11, arranges one group of conical tooth wheels inside milling head body 4, and it is by the first conical tooth 14 being mutually perpendicular to engagement
Constitute with the second conical tooth 7.First conical tooth 14 is arranged on second driving shaft 16, to turn under the drive of second driving shaft 16
Dynamic, in the present embodiment, the first conical tooth 14 closes the mounting means of second driving shaft 16 and is: in the end shape of second driving shaft 16
Becoming protruding and go deep in the first conical tooth 14, threaded with projecting through in the inner side of the first conical tooth 14, in order to add strong stability
Property, bolt 13 can be installed in projection additional.Second conical tooth 7 is arranged on the actuating sleeve 8 of milling cutter 11 outer layer, thus can change
Become transmission direction, the rotation of power transmission shaft is become milling cutter 11 along its axial rotation.In the present embodiment, the second conical tooth 7 and milling
The mounting means of cutter 11 is: sheathed one layer of sliding sleeve 9 in the outside of milling cutter 11, the inner side of sliding sleeve 9 and the cone match of milling cutter 11, right
Effect that is spacing and that guide is played in the motion of milling cutter 11, additionally, can produce chip, sliding sleeve during milling cutter 11 milling key groove
Only with the cone match of milling cutter 11, the chip that such milling cutter 11 head falls is hindered by sliding sleeve, this avoid and accumulates in
Cutter hub surface and affect milling cutter 11 and operate.Bonded actuating sleeve 8 is passed through in the outside of sliding sleeve 9, to form a milling cutter set.Actuating sleeve
The bottom of 8 is bonded with the second conical tooth 7, and its end is stretched out from the mesopore of the second conical tooth 7, in the lower end of actuating sleeve 8
It is also equipped with adjusting nut 5.By turn adjusting nut 5, thus it is possible to vary the milling cutter 11 radial position in radial hole 405, change
Become the depth of cut of milling cutter 11, it is ensured that the precision of keyway processing.Certainly, the condition needs of adjusting nut 5 are positioned to be added at milling head
Workpiece 3 completes time outer.In order to ensure the uniform depth of long keyway and good linearity, need the rotation that milling cutter 11 can be stable
Turn, to this end, by the actuating sleeve 8 outside milling cutter 11 in the present embodiment, outer sheath joint bearing 6 He of two ends up and down of actuating sleeve 8
Bearing 10, is covered with the bearing cap 12 threadeded with actuating sleeve 8 on the bearing 10 of upper end, so overlaps 8 by stabilized driving
Rotation ensure the stable rotation of milling cutter 11.Additionally, in the present embodiment, describe position relationship for convenience, pass first
Moving axis 24 and second driving shaft 16 are described separately, but this is not intended that the restriction to invention protection domain, in some other enforcement
In example, the first power transmission shaft 24 and second driving shaft 16 can also be integrated into an overall power transmission shaft.
Second drive mechanism mainly includes supporting part, and this supporting part can be specifically bearing 29, bearing 20 and the torr of lathe
Frame 102 is fixing to be connected.The two ends of bearing 20 arrange end cap 35, and end cap 35 and bearing 20 are connected with bolt 28.It is arranged on master
Bearing 30 on line shaft 31 also is located at the inner side of bearing 29.Second drive mechanism mainly includes the joint of more piece, supporting
Portion docks with milling head, and in certain embodiments, the second drive mechanism can include the second joint and the 3rd joint.3rd joint bag
The outer tube sleeve 27 including multistage and the pipe sleeve joint 26 that each outer tube sleeve 27 is connected.The outer tube sleeve 27 of initial end is with bearing 29 even
Connect, or form integrative-structure with end cap 35.Pipe sleeve joint 26 includes base portion and is positioned at the lobe of base portion central authorities, lobe
Be positioned at two adjacent outer tube sleeve 27 concordant with the side face of outer tube sleeve 27, base portion is positioned at the part of lobe both sides respectively with
The inside thread of adjacent two outer tube sleeve 27 connects, thus composition is set in outside the first drive mechanism and part the second drive mechanism
The outer tube power external member of side.Between pipe sleeve joint 26 and main power shaft 31 and the first power transmission shaft 24, centering ring 23 can also be set
The part of the first drive mechanism (centering ring 23 can also be considered as), and centering ring 23 is set in the first power transmission shaft 24 and actively
Outside power axle 31, in case stopping power axle and power transmission shaft are because of the long off-axis when rotating, and centering ring 23 pipe assembly outside
Spacing lower righting effect more preferable.3rd joint is for being finally completed the docking, owing to it is applied in mistake of the second joint and milling head
Crossing position, therefore the second joint can extend in the space within milling head at least partially.In certain embodiments, second connect
Head can include spacer shell the 18, first adapter sleeve 21 and the second adapter sleeve 22；Spacer shell 18 stretches into milling head body 4 and milling head body
The inner thread of 4 connects, and one end of described first adapter sleeve 21 is socketed in the part that spacer shell 18 is positioned at outside milling head body 4, separately
One end is set in outside the second adapter sleeve 22 and threadeds with the second adapter sleeve 22, and the second adapter sleeve 22 is away from the first adapter sleeve
One end of 21 is connected with the inside thread of the outer tube sleeve 27 of the 3rd joint least significant end.Additionally, on aforesaid second driving shaft 16
Bearing 17 can also be arranged on the inner side of spacer shell 18.Owing to have employed the second joint and the 3rd joint, facilitate milling head and transmission
Mechanism section separates, and the junction of the second drive mechanism and milling head is the key position of transmission transition, and the first adapter sleeve 21 is arranged
In spacer shell 18 and the outside of the second adapter sleeve 22, increase the diameter of axle of the second drive mechanism and milling head junction, improve
Cross the transmission stability of position.
In certain embodiments, it is also possible on milling head body 4 or its internally installed cooling liquid tube 19, in order to be passed through coolant
Milling head is cooled down, lubricates, prevent from adding man-hour temperature too high, extend the service life of milling cutter 11.
Use the deep hole slotter in the present embodiment, the inwall of deep hole part can be carried out Xiyanping injection.Concrete processing
Method can comprise the following steps that
S11: workpiece 3 to be added is arranged on holding frame 2 and clamps, and make center and the machine chuck of workpiece 3 to be added
The central alignment of 103；
S12: utilize adjusting nut 5 to adjust the depth of cut of milling cutter；
S13: start machine chuck 103, drives milling cutter 11 to rotate, and movable support bracket 102, to drive milling cutter 11 in workpiece
Carry out the work of milling key groove.
Wherein, before step S2, if milling cutter 11 is positioned at the inside of workpiece under enlightenment state, it should first movable support bracket
Milling cutter is removed from workpiece by 102, then performs the operation of S2.
Embodiment two
Present embodiments provide the structure of another kind of deep hole slotter.The design of its technology is with the difference of embodiment one,
In the course of processing of deep hole long keyway, it is not necessary to milling head moves reciprocatingly, but realize both by mobile workpiece
Relative motion.In order to realize the design of this technology, in embodiment two, deep hole slotter is with the difference of embodiment one:
First, owing to milling cutter 11 is not necessarily required to move reciprocatingly, therefore the second drive mechanism in embodiment one, second
Drive mechanism can be omitted, only with the first drive mechanism and the first drive mechanism as the present embodiment in drive mechanism and driver
Structure, to transmit the rotary power from machine chuck to milling cutter.
Second, holding frame 2 is arranged on bracket 102 so that holding frame 2 can move back and forth along guide rail 101, so exists
Its motor process actively contacts with the milling cutter 11 rotated, forms elongated straight keyways.
Use the deep hole keyway processing method of the deep hole slotter of the present embodiment, comprise the following steps that
S21: workpiece 3 to be added is arranged on holding frame 2 and clamps, and make center and the machine chuck of workpiece 3 to be added
The central alignment of 103；
S22: utilize adjusting nut 5 to adjust the depth of cut of milling cutter 11；
S23: start machine chuck 103, drives milling cutter 11 to rotate, and movable support bracket 102, to drive workpiece 3 to be added and rotation
The milling cutter 11 turned contacts, thus mills out keyway.
The deep hole slotter of present invention offer and processing method, solve the Milling Process of small-bore long keyway, improve
Keyway processing grade；Stock-removing efficiency is high, simple to operate, comes and goes feed and regulates without centering；Multiple symmetrical key can be carried out in hole
Groove is processed.
Above the processing method of deep hole slotter provided by the present invention and deep hole long keyway is described in detail.This
Applying specific case in literary composition to be set forth principle and the embodiment of the present invention, the explanation of above example is only intended to
Help to understand the core concept of the present invention.It should be pointed out that, for those skilled in the art, without departing from this
On the premise of inventive principle, it is also possible to the present invention is carried out some improvement and modification, these improve and modification also falls into the present invention
In scope of the claims.
Claims (10)
1. deep hole slotter, it is characterised in that include lathe (1), lathe (1) be provided with machine chuck (103), can clamp to be added
The holding frame (2) of workpiece, guide rail (101) and the bracket (102) being slidably matched with guide rail (101)；Described deep hole slotter also wraps
Include:
Milling head, described milling head includes milling cutter (11), axial axially vertical and and the machine chuck with workpiece to be added of milling cutter (11)
(103) axis is vertical；
Drive mechanism, described drive mechanism includes the first drive mechanism being connected with machine chuck (103) and connects with bracket (102)
The second drive mechanism connect；And
Drive mechanism, described drive mechanism includes the first drive mechanism the first drive mechanism being connected with milling cutter (11), described
First drive mechanism for being converted to the rotary motion of milling cutter (11) by the rotary motion that machine chuck (103) provides；Described biography
Motivation structure also includes the second drive mechanism the second drive mechanism being connected with milling head, and described second drive mechanism is for milling head
In milling cutter (11) transmission along the linear motion of guide rail.
Deep hole slotter the most according to claim 1, it is characterised in that
Described second drive mechanism and the second drive mechanism are integrated into outer pipe assembly, and one end of outer pipe assembly connects bracket (102),
The other end connects milling head；
Described first drive mechanism and the first drive mechanism are arranged on inside outer pipe assembly.
Deep hole slotter the most according to claim 2, it is characterised in that
Described milling head includes milling head body (4), offers the space accommodating described milling cutter (11) in milling head body (4)；
Described first drive mechanism includes the main power shaft (31) being located at inside outer pipe assembly, and main power shaft (31) is arranged on described
On machine chuck (103)；
Described first drive mechanism includes power transmission shaft, the first conical tooth (14) and the vertical with the first conical tooth (14) second cone
Shape tooth (7), one end of power transmission shaft is connected with main power shaft (31), the first conical tooth (14) be arranged on power transmission shaft the other end and with
Second conical tooth (7) engages, and the second conical tooth (7) is arranged on the actuating sleeve (8) of milling cutter (11) outer layer.
Deep hole slotter the most according to claim 3, it is characterised in that described outer pipe assembly includes as the second driving machine
The supporting part of structure and as the second joint of the second drive mechanism and the 3rd joint, supporting part one end is connected, separately with bracket (102)
One end is connected with the 3rd joint, is provided with centering ring (23) inside the 3rd joint, and described centering ring (23) is socketed on power transmission shaft, institute
The one end stating the second joint connects the 3rd joint, and the other end stretches into milling head body (4) and is connected with milling head.
Deep hole slotter the most according to claim 3, it is characterised in that be additionally provided with in described space and be socketed in milling cutter (11)
Outside is also positioned at the sliding sleeve (9) inside actuating sleeve (8), and the bottom of actuating sleeve (8) is stretched out from the second conical tooth (7) and installs tune
Joint nut (5), to regulate the position of milling cutter (11).
Deep hole slotter the most according to claim 4, it is characterised in that described second joint include spacer shell (18),
One adapter sleeve (21) and the second adapter sleeve (22)；Spacer shell (18) stretches into the inner thread of milling head body (4) and milling head body (4)
Connecting, one end of described first adapter sleeve (21) is socketed in spacer shell (18) and is positioned at milling head body (4) part outward, other end set
Being located at the second adapter sleeve (22) outside and threaded with the second adapter sleeve (22), the second adapter sleeve (22) is away from the first adapter sleeve
(21) one end is connected with the 3rd joint.
7. according to the arbitrary described deep hole slotter of claim 3-6, it is characterised in that also include cooling liquid tube (19), described cold
Liquid pipe (19) is connected with milling head body (4) or is arranged in milling head body (4).
8. deep hole slotter, it is characterised in that include lathe (1), lathe (1) be provided with machine chuck (103), can clamp to be added
The holding frame (2) of workpiece, guide rail (101) and the bracket (102) being slidably matched with guide rail (101)；Described holding frame (2) and bracket
(102) connecting, to realize the reciprocating motion on guide rail (101), described deep hole slotter also includes:
Milling head, described milling head includes milling cutter (11), axial axially vertical and and the machine chuck with workpiece to be added of milling cutter (11)
(103) axis is vertical；
Drive mechanism, described drive mechanism is connected with machine chuck (103)；And
Drive mechanism, drive mechanism is connected by described drive mechanism with milling cutter (11), for the rotation provided by machine chuck (103)
The dynamic rotary motion being converted to milling cutter (11) of transhipment.
9. the processing method using the deep hole long keyway of deep hole slotter described in claim 1-7, including:
Workpiece to be added is arranged on holding frame (2), starts machine chuck (103), so that milling cutter (11) rotates；And
Milling cutter (11) is controlled in workpiece to be added along workpiece axially-movable to be added, to realize keyway by movable support bracket (102)
Milling.
10. the processing method using the deep hole long keyway of deep hole slotter described in claim 8, including:
Workpiece to be added is arranged on holding frame (2), starts machine chuck (103), so that milling cutter (11) rotates；And
Control workpiece to be added by movable support bracket (102) to move on guide rail so that it is inner side and milling cutter (11) active exposure, with reality
The milling of existing keyway.
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| CN201610575989.8A CN106112080B (en) | 2016-07-19 | 2016-07-19 | The processing method of deep hole slotter and deep hole long keyway |
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| CN201610575989.8A CN106112080B (en) | 2016-07-19 | 2016-07-19 | The processing method of deep hole slotter and deep hole long keyway |
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| CN106112080B CN106112080B (en) | 2018-06-22 |
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|---|---|
| CN106112080B (en) | 2018-06-22 |
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