CN105127788B - A kind of milling machine - Google Patents
A kind of milling machine Download PDFInfo
- Publication number
- CN105127788B CN105127788B CN201510493489.5A CN201510493489A CN105127788B CN 105127788 B CN105127788 B CN 105127788B CN 201510493489 A CN201510493489 A CN 201510493489A CN 105127788 B CN105127788 B CN 105127788B
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- CN
- China
- Prior art keywords
- workpiece
- milling
- workbench
- milling machine
- thimble
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/04—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part adjustable in inclination
-
- 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
- B23C3/32—Milling helical grooves, e.g. in making twist-drills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/32—Thread cutting; Automatic machines specially designed therefor by milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2220/00—Details of milling processes
- B23C2220/36—Production of grooves
- B23C2220/363—Spiral grooves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G2200/00—Details of threading tools
- B23G2200/08—Threading tools with adjustable elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G2200/00—Details of threading tools
- B23G2200/10—Threading tools comprising cutting inserts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Milling Processes (AREA)
Abstract
The invention discloses a kind of milling machine, for processing screw thread in Axle Surface, including frame, the workbench being slidably located at along the direction of feed of workpiece to be processed in frame, milling head device in frame up and down, milling head device is located at the top of workbench, workpiece is rotatably located on workbench around Pivot Point Center line, workbench is provided with some clamping the fixture of workpiece, milling head device includes the pedestal up and down in frame, on pedestal front end face installing the milling cutter seat of cutter blade, milling cutter seat can be rotationally mounted on the front end face of pedestal around the side of itself, longitudinal surface where milling cutter seat and there is an angle between the front end face of pedestal, the size of the angle is adjusted to adjust the inclination angle size between the radial section in the milling face of cutter blade and workpiece.Adjustable using the thread pitch size after the milling machine processing of the present invention, its is easy to operate, and machining accuracy is high, while improves processing efficiency.
Description
Technical field
The present invention relates to a kind of milling machine, for processing screw thread in Axle Surface.
Background technology
Milling machine is mainly the lathe for processing various surfaces on workpiece with milling cutter.Usual milling cutter rotary motion is main motion,
The movement of workpiece and milling cutter is feed motion.Milling machine is in addition to energy milling plane, groove, the gear teeth, screw thread and splined shaft, moreover it is possible to processes
More complicated type face, efficiency is high compared with planer, is used widely in machine-building and repairing department.Using milling machine to axle class
When piece surface processes screw thread, the inclination angle of screw thread typically is adjusted by adjusting whole milling head device, and because of milling head device more
Heaviness, regulation are inconvenient.
The content of the invention
It is an object of the invention to provide a kind of milling machine, for processing screw thread in Axle Surface, its is simple in construction, is easy to
Operation, the thread pitch of processing is adjustable, and precision is high, high in machining efficiency.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of milling machine, for being processed in Axle Surface
Screw thread, including frame, along workpiece to be processed direction of feed slidably the workbench in the frame, be located at institute up and down
The milling head device in frame is stated, the milling head device is located at the top of the workbench, and the workpiece rotates around Pivot Point Center line
On the workbench, the workbench is provided with some clamping the fixture of the workpiece, the milling head device bag on ground
Include pedestal up and down in the frame, on the pedestal front end face to install the milling cutter seat of cutter blade,
The milling cutter seat can be rotationally mounted on the front end face of the pedestal around the side of itself, the longitudinal direction where the milling cutter seat
There is an angle between the front end face of face and the pedestal, adjust the size of the angle to adjust the milling face of the cutter blade
With the inclination angle size between the radial section of the workpiece.
Preferably, the fixture includes the clamping fixture seat on the workbench, the jig arm on the clamping fixture seat
Group, the jig arm group include it is horizontally disposed, be pressed on respectively on the workpiece radial direction opposite sides peripheral part
Two jig arm, two jig arm respectively along itself axially be retractably installed on the clamping fixture seat.
It is further preferred that the jig arm is made of copper material.
Preferably, the milling machine also includes being used to drive the workpiece around Pivot Point Center line rotation on the workbench
The drive mechanism turned.
It is further preferred that the drive mechanism includes the dividing head being arranged on the workbench, the length of the workpiece
One end end in degree direction is fastened in the dividing head, and the drive mechanism also includes being used to drive on the workbench
The dynamic dividing head drives the servomotor of the workpiece rotation.
It is further preferred that the milling machine also includes being arranged on the workbench, is pressed on the Workpiece length side
Thimble on other end end.
It is further preferred that the thimble mounting seat for installing the thimble, the top are installed with the workbench
Pin can be rotationally mounted to around Pivot Point Center line in the thimble mounting seat.
It is further preferred that the rolling that can be set in the thimble outer radial periphery portion is additionally provided with the thimble mounting seat
Dynamic bearing, the inner ring inner surface of the rolling bearing and the outer radial periphery sidepiece phase sealed set of the thimble.
It is further preferred that the milling machine is also included located at the spindle between the dividing head and the workpiece, the spindle
One end be set on one end end of the workpiece, the other end is fastened in the dividing head.
Preferably, offer a gap on the cutter blade, the width of the gap between two cutters tooth spacing 2~4
Times.
Due to the utilization of above-mentioned technical proposal, the present invention has following advantages compared with prior art：The milling machine of the present invention,
The milling head device of the milling machine is arranged to pedestal and the milling cutter seat on pedestal front end face, by adjust the rear end face of milling cutter seat with
Corner dimension between pedestal front end face adjusts the inclination angle size between the milling face of cutter blade and workpiece radial section, you can meets
Needs of the different clients to workpiece surface thread pitch.The fixture that uses in the present invention simultaneously, be not only convenient for workpiece clamp and
It effectively prevent workpiece to rock in process, while will not be left using jig arm made of copper material in workpiece surface
Cut.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of milling machine of the present invention；
Accompanying drawing 2 is the structural representation of holder part in milling machine of the present invention；
Accompanying drawing 3 is the structural representation of cutter blade in milling machine of the present invention；
Wherein：1st, frame；2nd, workbench；3rd, milling head device；31st, pedestal；32nd, milling cutter seat；33rd, cutter blade；331st, gap；
34th, lifting motor；4th, fixture；41st, clamping fixture seat；411st, installing plate；412nd, supporting plate；42nd, jig arm；43rd, nut；44th, bracket,
44th, support member；5th, dividing head；51st, servomotor；6th, thimble；7th, thimble mounting seat；8th, spindle；9th, workpiece.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment is further elaborated to technical scheme.
Below in relation in the description of front and rear direction, be with operating personnel in operation, the sight side of operating personnel
To definition, wherein, before the front of operating personnel's sight is, otherwise after being.
It is shown in Figure 1, a kind of milling machine, for processing screw thread in Axle Surface.The milling machine includes frame 1, edge is treated
The direction of feed of workpieces processing 9 is slidably located at the workbench 2 in frame 1, the up and down milling head device 3 in frame 1, should
Milling head device 3 is located at the top of workbench 2.Herein, the slide rail slid for workbench 2 is additionally provided with frame 1, it is to be processed
Workpiece 9 rotatably on the workbench 2, is additionally provided with some clamping the workpiece 9 around Pivot Point Center line on the workbench 2
Fixture 4.The milling head device 3 include pedestal 31 up and down in the frame 1, on the front end face of pedestal 31 pacifying
The milling cutter seat 32 of cutter blade, the lifting motor 34 for driving pedestal 31 to lift are filled, the milling cutter seat 32 can be around the side side of itself
While being rotationally mounted on the pedestal 31, there is an angle between the longitudinal surface of the milling cutter seat 32 and the front end face of pedestal 31, pass through
The angular dimension between the milling face of the adjustable cutter blade 33 of size of the angle and the radial section of workpiece 9 is adjusted, so it is adjustable
After saving process finishing, the pitch size between the screw thread on the surface of workpiece 9.The size of the angle obtains in the following manner：According to
The pitch of the screw thread of preprocessing and the diameter of workpiece 9, calculate the inclination angle between the milling face of cutter blade 33 and the radial section of workpiece 9
Size, so as to adjust the angle between pedestal 31 and milling cutter seat 32, the direction of the angle is with the direction of feed of workpiece 9 on the contrary, at this
In, the cushion block of different in width can be increased between pedestal 31 and milling cutter seat 32 to adjust the size of angle.
In the present embodiment, shown in Figure 2, the fixture 4 includes clamping fixture seat 41 on the workbench 2, installed in folder
Have seat 41 on jig arm group, the jig arm group include it is horizontally disposed, be pressed on the radial direction opposite sides of workpiece 9 respectively
Two jig arm 42 on peripheral part, two jig arm 42 are axially retractably installed on clamping fixture seat 41 along itself respectively.At this
In, to facilitate installation, the clamping fixture seat 41 also include vertically set, the radial direction side of workpiece 9 is located in specular
To two pieces of installing plates 411 for being used to install two jig arm 42 of both sides, the jig arm 42 can be stud, be opened up on installing plate 411
There is the mounting hole being engaged with the screw thread of stud, when clamping workpiece 9, two jig arm 42 are axially plugged in peace along itself respectively
In the mounting hole of loading board 411 and it is pressed on the peripheral part of radial direction opposite sides of workpiece 9, can then uses and stud
The nut 43 that screw thread is engaged is locked stud.
If the diameter of the workpiece 9 clamped is smaller, can increase by one on clamping fixture seat 41 removably has concave panel
Bracket 44, shown in Figure 2, the bracket 44 is supported on the outer radial periphery lower surface of workpiece 9, and the concave panel of the bracket 44 should
Be engaged with the outer radial periphery lower surface of workpiece 9 setting and the concave panel height be more than workpiece 9 radius so that work
Part 9 will not depart from out of bracket 44 concave panel in process.Herein, the concave panel of the bracket 44 is arranged to arc-shaped,
On two relative side external surfaces of radial direction that two jig arm 42 can be pressed on bracket 44 along itself axial horizontal extension respectively.
It is herein, supporting plate 412 that the clamping fixture seat 41 includes being installed between two pieces of installing plates 411, perpendicular for the ease of the installation of bracket 44
The support member 45 for being used to support the bracket 44 being directly arranged in the supporting plate 412, the support member 45 can lift along the vertical direction
Ground is pressed on the basal surface of bracket 44.
In the present embodiment, the milling machine also include on the workbench 2 be used for drive workpiece 9 to be rotated around Pivot Point Center line
Drive mechanism.Shown in Figure 1, the drive mechanism includes the dividing head 5 with chuck being arranged on workbench 2, and workpiece 9 is grown
One end end in degree direction is fastened in dividing head 5 by chuck, and the drive mechanism also includes being used to drive on workbench 2
Move the servomotor 51 that the dividing head 5 drives workpiece 9 to rotate.
The milling machine also includes being arranged on thimble 6 on workbench 2, being pressed on the length direction other end end of workpiece 9.
It is shown in Figure 1, in the present embodiment, the thimble mounting seat 7 for installing thimble 6 is installed with the workbench 2, the thimble 6
Can be rotationally mounted to around Pivot Point Center line in thimble mounting seat 7, so as to during to the Surface Machining of workpiece 9, thimble 6 with
Workpiece 9 rotates simultaneously, reduces the frictional resistance between thimble 6 and the end of workpiece 9.Herein, it is additionally provided with the thimble mounting seat 7
The rolling bearing that can be set in the outer radial periphery portion of thimble 6, the inner ring inner surface of the rolling bearing and the outer radial periphery side of thimble 6
Portion's phase sealed set.So as to while ensuring that thimble 6 installs firm so that rubbed between thimble 6 and thimble mounting seat 7 for rolling
Wipe, efficiently reduce the frictionally damage of the periphery sidepiece of thimble 6, extend the service life of thimble 6.
In the process to workpiece 9, in order to prevent at workpiece 9 end of the processing close to the one end of dividing head 5, milling cutter
Rubbed between piece 33 and dividing head 5, cause both cutter blade 33, dividing head 5 respectively by different degrees of abrasion, at this
In, the milling machine also includes located at the spindle 8 between dividing head 5 and workpiece 9, and one end of the spindle 8 is set in one end end of the workpiece 9
In portion, the other end by chuck be arranged on dividing head 5 in.By increasing spindle 8, cutter blade 33 and indexing can be effectively prevent
It is in contact between first 5, ensures that the service life of cutter blade 33, reduces the abrasion of dividing head 5.
In the present embodiment, gap 331, shown in Figure 3, the width of the gap 331 are further opened with the cutter blade 33
2~4 times of spacing between two cutters tooth, by opening up the gap 331 so that in blade milling, increase cutter blade 33 with
The contact area on the surface of workpiece 9, abrasion of the workpiece 9 to the cutter tooth of cutter blade 33 is reduced, significantly reduce cutter blade 33 and occur
The probability of chipping, while extend the service life of cutter blade 33.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, it should all be included within the scope of the present invention.
Claims (10)
- A kind of 1. milling machine, for processing screw thread, including frame, the direction of feed slip along workpiece to be processed in Axle Surface Ground is located at the workbench in the frame, the up and down milling head device in the frame, and the milling head device is positioned at described The top of workbench, it is characterised in that：The workpiece is rotatably located on the workbench around Pivot Point Center line, the workbench Be provided with it is some to clamp the fixture of the workpiece, the milling head device include pedestal up and down in the frame, On the pedestal front end face to install the milling cutter seat of cutter blade, the milling cutter seat can rotate around the side of itself Ground is arranged on the front end face of the pedestal, longitudinal surface where the milling cutter seat and has a folder between the front end face of the pedestal Angle, the size for adjusting the angle are big to adjust the inclination angle between the radial section in the milling face of the cutter blade and the workpiece Small, the direction of the angle is opposite with the direction of feed of the workpiece.
- 2. the milling machine according to claim 1, it is characterised in that：The fixture includes the fixture on the workbench Seat, the jig arm group on the clamping fixture seat, the jig arm group include it is horizontally disposed, be pressed on the work respectively Two jig arm on part radial direction opposite sides peripheral part, two jig arm are axially retractably installed at along itself respectively On the clamping fixture seat.
- 3. the milling machine according to claim 2, it is characterised in that：The jig arm is made of copper material.
- 4. the milling machine according to claim 1, it is characterised in that：The milling machine also includes the use on the workbench In the drive mechanism for driving the workpiece to be rotated around Pivot Point Center line.
- 5. the milling machine according to claim 4, it is characterised in that：The drive mechanism includes being arranged on the workbench Dividing head, one end end of the length direction of the workpiece is fastened in the dividing head, and the drive mechanism also includes setting In the servomotor for being used to drive the dividing head to drive the workpiece to rotate on the workbench.
- 6. the milling machine according to claim 5, it is characterised in that：The milling machine also includes being arranged on the workbench, supported The thimble being pressed on the Workpiece length direction other end end.
- 7. the milling machine according to claim 6, it is characterised in that：It is installed with the workbench for installing the thimble Thimble mounting seat, the thimble can be rotationally mounted to around Pivot Point Center line in the thimble mounting seat.
- 8. the milling machine according to claim 7, it is characterised in that：It is additionally provided with the thimble mounting seat described in being set in Rolling bearing in thimble outer radial periphery portion, the inner ring inner surface of the rolling bearing and the outer radial periphery sidepiece phase of the thimble Sealed set.
- 9. the milling machine according to claim 5, it is characterised in that：The milling machine also include located at the dividing head with it is described Spindle between workpiece, one end of the spindle is set on one end end of the workpiece, the other end is fastened on the dividing head It is interior.
- 10. the milling machine according to claim 1, it is characterised in that：A gap, the gap are offered on the cutter blade Width be 2 ~ 4 times of spacing between two cutters tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510493489.5A CN105127788B (en) | 2015-08-12 | 2015-08-12 | A kind of milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510493489.5A CN105127788B (en) | 2015-08-12 | 2015-08-12 | A kind of milling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105127788A CN105127788A (en) | 2015-12-09 |
| CN105127788B true CN105127788B (en) | 2018-01-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510493489.5A Active CN105127788B (en) | 2015-08-12 | 2015-08-12 | A kind of milling machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN105127788B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105478918A (en) * | 2016-01-25 | 2016-04-13 | 南京宝泰特种材料股份有限公司 | Roller tooth profile processing method |
| CN106808032A (en) * | 2017-03-01 | 2017-06-09 | 湘潭大学 | A kind of method for reducing thread milling machining interference |
| CN110270860B (en) * | 2019-07-24 | 2021-04-13 | 湖南恒鑫银机械科技有限公司 | Clamp for clamping shaft type workpiece by numerical control milling machine |
| CN111702229A (en) * | 2020-06-16 | 2020-09-25 | 重庆工程职业技术学院 | Automatic disturbance-resistant compensation device for whirling mill |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1502089A1 (en) * | 1963-12-13 | 1970-02-05 | Hurth Masch Zahnrad Carl | Device for milling spiral grooves and the like. |
| GB1438456A (en) * | 1974-02-05 | 1976-06-09 | Burwell Reed Kingdhorn Ltd | Thread milling machine |
| CN2933671Y (en) * | 2006-08-18 | 2007-08-15 | 江苏齐航数控机床有限责任公司 | Numerically controlled fraise machine milling head for manufacturing special-shaped screw rod |
| CN201291322Y (en) * | 2008-03-17 | 2009-08-19 | 吉林省鸿源机床制造有限责任公司 | Digital control hobbing machine milling head for processing helical flute |
| CN101972868A (en) * | 2010-11-06 | 2011-02-16 | 黄山皖南机床有限公司 | Numerical control screw milling machine |
| CN102909571B (en) * | 2011-08-03 | 2015-02-18 | 上海电气集团上海电机厂有限公司 | Method for machining rotary shaft of rotor |
| CN102848000A (en) * | 2012-08-11 | 2013-01-02 | 苏州市建军纺机配件厂 | Helical groove milling equipment and helical groove milling method |
| CN204430476U (en) * | 2015-02-02 | 2015-07-01 | 南京彩云机械电子制造集团有限公司 | Screwing element processing milling machine |
| CN204893469U (en) * | 2015-08-12 | 2015-12-23 | 张家港市精辉达机械有限公司 | Milling machine |
-
2015
- 2015-08-12 CN CN201510493489.5A patent/CN105127788B/en active Active
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| CN105127788A (en) | 2015-12-09 |
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