CN203765053U - Automatic spiral hole milling device - Google Patents
Automatic spiral hole milling device Download PDFInfo
- Publication number
- CN203765053U CN203765053U CN201420213395.9U CN201420213395U CN203765053U CN 203765053 U CN203765053 U CN 203765053U CN 201420213395 U CN201420213395 U CN 201420213395U CN 203765053 U CN203765053 U CN 203765053U
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- milling
- gear
- milling device
- automatic
- slide plate
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- 238000003801 milling Methods 0.000 title claims abstract description 90
- 230000007246 mechanism Effects 0.000 claims abstract description 78
- 239000000428 dust Substances 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract 7
- 238000003754 machining Methods 0.000 abstract 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Milling, Drilling, And Turning Of Wood (AREA)
Abstract
The utility model relates to an automatic spiral hole milling device. The automatic spiral hole milling device comprises a milling mechanism, a numerical-control diameter regulating mechanism and a ram feeding mechanism, wherein the numerical-control diameter regulating mechanism is connected with the milling mechanism and is used for regulating the milling aperture size of the milling mechanism, and the ram feeding mechanism is connected with the numerical-control diameter regulating mechanism and is used for regulating the depth of a hole milled by the milling mechanism. According to the automatic spiral hole milling device, the problems a milling device is only suitable for small-bore machining, is low in machining efficiency and poor in quality and the like in the prior art. The automatic spiral hole milling device has the technical effects that the revolution radius of a milling cutter is automatically regulated by virtue of the numerical-control diameter regulating mechanism, so that a function of milling a plurality of holes by virtue of one cutter is achieved; the depth of the milled hole is automatically controlled by virtue of the ram feeding mechanism, so that the regulation precision is high, the hole making quality is high, and the efficiency is high; by virtue of a dust collection external member, machining and dust cleaning processes are simultaneously carried out, and a working environment is protected; an output shaft is positioned and clamped by virtue of a high-strength cone-shaped cutter handle, so that the subsequent automatic clamping of the mechanism is realized.
Description
Technical field
The utility model relates to a kind of automatic helical-milling device, relates in particular to a kind of automatic helical-milling device that can automatically adjust threaded hole diameter and the degree of depth.
Background technology
In Aero-Space manufacture, need to bore a large amount of holes not of uniform size, for difficult-to-machine materials such as titanium alloy, carbon fibre reinforced composite, high strength aerolites, if adopt traditional handicraft boring, drilling axial force is larger, is only applicable to small-bore processing.And present generation aircraft assembling has proposed new requirement to automatic punching, these are all in the urgent need to developing some new and effective accurate punching devices towards large-scale workpiece.
Utility model content
The purpose of this utility model is to solve the problems referred to above of prior art existence and a kind of automatic helical-milling device is provided, by numerical control path transfer mechanism and ram feed mechanism control milling mechanism automation milling spiral hole, control accuracy is high, milling quality is high, and has obviously improved Milling Process efficiency.
Above-mentioned technical purpose of the present utility model mainly solves by the following technical programs: automatic helical-milling device, is characterized in that comprising milling mechanism, is connected with milling mechanism and regulates the numerical control path transfer mechanism of milling mechanism milling aperture size, is connected and regulates the ram feed mechanism of milling mechanism milling hole depth with numerical control path transfer mechanism.Helical milling, also claim track bore, be one with method for milling the new technology to the direct drilling of entity workpiece.Not being simple drilling and milling combination, is to utilize the three-dimensional spiral feeding of the relative workpiece of cutter to complete the processing in hole.When drilling, cutter is treated the biasing of drilling axis mutually, setovers by adjustment, has the function that reaches a cutter and process multiple aperture, has improved positional precision, form accuracy and the surface roughness in hole simultaneously.Therefore it is boundless that, this automatic helical-milling device carries out technology prospect in the accurate drilling of aerospace field of helical milling.Numerical control path transfer mechanism is for adjusting the aperture of helical milling.Ram feed mechanism is for the degree of depth of adjustable screw hole milling.Ram feed mechanism makes numerical control path transfer mechanism form revolution.Milling cutter on milling mechanism forms rotation under power drives.
As further improving and supplementing technique scheme, the utility model adopts following technical measures: described numerical control path transfer mechanism comprises: the hold-down support with work inner chamber, be arranged on the power shaft being connected on hold-down support and with ram feed mechanism, be arranged on the power source in work inner chamber, the transmission mechanism being driven by power source, the facing head slide plate being connected with transmission mechanism output, described transmission mechanism drives facing head slide plate to rotate, adjust up and down the position of facing head slide plate turning cylinder simultaneously.In order to realize the follow-up automation clamping of this mechanism, power shaft adopts high strength taper shank handle of a knife type location and fixing.Power source is servomotor.Adopt technology maturation, adjust the high Numeric Control Technology of precision.
Described transmission mechanism comprises: the first belt wheel being connected with described power source output shaft, the second belt wheel being connected with the first belt wheel transmission by a Timing Belt, worm screw by second with wheel drive, worm gear with worm engaging, by the first gear of worm-gear driven, the second gear engaging with the first gear, the 3rd gear engaging with the second gear, by the 3rd gear driven and there is the first coaxial bevel gear of the 3rd gear, the second bevel gear engaging with the first bevel gear, be arranged on second bevel gear week line position by the screw mandrel driving with the second bevel gear, the rotating disk being driven by screw mandrel, described facing head slide plate and rotating disk interlock.All parts interlock in transmission mechanism, the final object that regulates facing head slide plate with respect to the deviation position of washing cutter shaft line that realizes, facing head slide plate is used for controlling the aperture for adjusting helical milling, thereby realizes the object of the circular holes of the different sizes of little milling cutter processing.
In described hold-down support, planetary gear is set, the described worm screw of described planetary gear supporting.
Described ram feed mechanism comprises: ram, be arranged on the rotary main shaft in ram, and be connected to the broaching tool on rotary main shaft, described broaching tool is connected with power shaft.Ram feed mechanism makes depth direction move (direction that is hole) by power shaft.
Described milling mechanism comprises milling seat, is arranged on the electric main shaft in milling seat, is connected to the milling cutter of electric main shaft output by a High-speed Tool Shank, and described milling seat is connected with facing head slide plate.The action of facing head slide plate makes the interlock of milling seat, and then realizes the position of adjusting milling cutter, for processing the hole of different-diameter.The high speed spinning motion of helical milling is to realize by the electric main shaft drives in it.
Clear up in time dirt bits in order to prevent that the broken end of milling from splashing everywhere, described milling mechanism is provided with dust suction external member, described dust suction external member comprises the bearing sleeve being connected on milling seat, be fixed on the slinky spring cover on bearing sleeve, and be fixed on the powerful sweep-up pipe being communicated with on bearing sleeve and with inner chamber on bearing sleeve.When use, on powerful sweep-up pipe, connect depression generator.
The beneficial effect the utlity model has: milling cutter revolution radius adopts numerical control path transfer mechanism automatically to adjust, and realizes the function of a cutter milling porous, adopts ram feed mechanism automatically to control the milled holes degree of depth, adjusts precision high, and drilling quality is good, efficiency is high; Dust suction external member is set and realizes processing limit, limit cleaning dirt bits, protection working environment; In order to realize the follow-up automation clamping of this mechanism, power shaft adopts high strength taper shank handle of a knife type location and fixing.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is longitudinal sectional structure schematic diagram of numerical control path transfer mechanism in Fig. 1.
Fig. 3 is the horizontal sectional structure schematic diagram of numerical control path transfer mechanism in Fig. 1.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: automatic helical-milling device, as shown in Figure 1, it comprises milling mechanism 100, is connected with milling mechanism 100 and regulates the numerical control path transfer mechanism 200 of milling mechanism 100 milling aperture sizes, is connected and regulates the ram feed mechanism 300 of milling mechanism 100 milling hole depths with numerical control path transfer mechanism 200.
Numerical control path transfer mechanism 200 comprises: the hold-down support 215 with work inner chamber, be arranged on the power shaft 214 being connected on hold-down support 215 and with ram feed mechanism 300, be arranged on power source 201(in work inner chamber as servomotor), the transmission mechanism being driven by power source 201, the facing head slide plate 213 being connected with transmission mechanism output, described transmission mechanism drives facing head slide plate 213 to rotate, adjust up and down the position of facing head slide plate 213 turning cylinders simultaneously.Transmission mechanism comprises: the first belt wheel 202 being connected with described power source 201 output shafts, the second belt wheel 204 being in transmission connection by a Timing Belt 203 and the first belt wheel 202, the worm screw 205 being driven by the second belt wheel 204, the worm gear 206 engaging with worm screw 205, the first gear 207 being driven by worm gear 206, the second gear 208 engaging with the first gear 207, the 3rd gear 209 engaging with the second gear 208, by the 3rd gear driven and there is the first coaxial bevel gear 210 of the 3rd gear, the second bevel gear 211 engaging with the first bevel gear 210, be arranged on 211 weeks line positions of the second bevel gear and by the screw mandrel 212 driving with the second bevel gear 211, the rotating disk 216 being driven by screw mandrel 212, described facing head slide plate 213 links with rotating disk 216.The interior planetary gear 217 that arranges of hold-down support 215, the described worm screw 205 of planetary gear 217 supporting.Planetary gear 217 supports by a back shaft 218.
Ram feed mechanism 300 comprises: ram 303, be arranged on the rotary main shaft 302 in ram 303, and be connected to the broaching tool 301 on rotary main shaft 302, described broaching tool 301 is connected with power shaft 214.
Milling mechanism 100 comprises milling seat 122, is arranged on the electric main shaft 121 in milling seat 122, is connected to the milling cutter 124 of electric main shaft 121 outputs by a High-speed Tool Shank 123, and described milling seat 122 is connected with facing head slide plate 213.
In order to protect working environment clean and tidy; milling mechanism 100 is provided with dust suction external member 110; described dust suction external member 110 comprises the bearing sleeve 113 being connected on milling seat 122; be fixed on the slinky spring cover 111 on bearing sleeve 113, and be fixed on the powerful sweep-up pipe 112 being communicated with on bearing sleeve 113 and with inner chamber on bearing sleeve 113.
Before helical milling, according to treating aperture and tool diameter, revolution radius, by the built-in driven by servomotor transmission mechanism of numerical facing head structure, is finally realized the adjustment of cutter revolution radius by the slide plate rectilinear motion of numerical facing head.
When helical milling, axial feed is realized by the motion of ram feed mechanism, and high speed rotation realizes by high-speed electric main shaft.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model.In the above-described embodiments, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. automatic helical-milling device, is characterized in that: described automatic helical-milling device comprises milling mechanism (100), be connected with milling mechanism (100) and regulate the numerical control path transfer mechanism (200) of milling mechanism (100) milling aperture size, be connected and regulate the ram feed mechanism (300) of milling mechanism (100) milling hole depth with numerical control path transfer mechanism (200).
2. automatic helical-milling device according to claim 1, it is characterized in that: described numerical control path transfer mechanism (200) comprising: the hold-down support (215) with work inner chamber, be arranged on the power shaft (214) that hold-down support (215) is upper and be connected with ram feed mechanism (300), be arranged on the power source (201) in work inner chamber, the transmission mechanism being driven by power source (201), the facing head slide plate (213) being connected with transmission mechanism output, described transmission mechanism drives facing head slide plate (213) to rotate, adjust up and down the position of facing head slide plate (213) turning cylinder simultaneously.
3. automatic helical-milling device according to claim 2, it is characterized in that: described transmission mechanism comprises: the first belt wheel (202) being connected with described power source (201) output shaft, the second belt wheel (204) being in transmission connection by a Timing Belt (203) and the first belt wheel (202), the worm screw (205) being driven by the second belt wheel (204), the worm gear (206) engaging with worm screw (205), the first gear (207) being driven by worm gear (206), the second gear (208) engaging with the first gear (207), the 3rd gear (209) engaging with the second gear (208), by the 3rd gear driven and there is coaxial the first bevel gear (210) of the 3rd gear, the second bevel gear (211) engaging with the first bevel gear (210), be arranged on all line positions of the second bevel gear (211) and by with the second bevel gear (211) drive screw mandrel (212), the rotating disk (216) being driven by screw mandrel (212), described facing head slide plate (213) and rotating disk (216) interlock.
4. automatic helical-milling device according to claim 3, is characterized in that: planetary gear (217) is set, the described worm screw (205) of described planetary gear (217) supporting in described hold-down support (215).
5. according to the automatic helical-milling device described in claim 2-4 optional, it is characterized in that: described ram feed mechanism (300) comprising: ram (303), be arranged on the rotary main shaft (302) in ram (303), be connected to the broaching tool (301) on rotary main shaft (302), described broaching tool (301) is connected with power shaft (214).
6. automatic helical-milling device according to claim 5, it is characterized in that: described milling mechanism (100) comprises milling seat (122), be arranged on the electric main shaft (121) in milling seat (122), be connected to the milling cutter (124) of electric main shaft (121) output by a High-speed Tool Shank (123), described milling seat (122) is connected with facing head slide plate (213).
7. automatic helical-milling device according to claim 6, it is characterized in that: described milling mechanism (100) is provided with dust suction external member (110), described dust suction external member (110) comprises the bearing sleeve (113) being connected on milling seat (122), be fixed on the slinky spring cover (111) on bearing sleeve (113), and be fixed on bearing sleeve (113) powerful sweep-up pipe (112) upper and that be communicated with the upper inner chamber of bearing sleeve (113).
8. automatic helical-milling device according to claim 6, is characterized in that: described power source (201) is servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420213395.9U CN203765053U (en) | 2014-04-28 | 2014-04-28 | Automatic spiral hole milling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420213395.9U CN203765053U (en) | 2014-04-28 | 2014-04-28 | Automatic spiral hole milling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203765053U true CN203765053U (en) | 2014-08-13 |
Family
ID=51282300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420213395.9U Expired - Lifetime CN203765053U (en) | 2014-04-28 | 2014-04-28 | Automatic spiral hole milling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203765053U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934493A (en) * | 2014-04-28 | 2014-07-23 | 浙江日发航空数字装备有限责任公司 | Hole milling device |
| CN104325183A (en) * | 2014-10-28 | 2015-02-04 | 浙江日发航空数字装备有限责任公司 | Adjustable eccentric helical hole milling device |
-
2014
- 2014-04-28 CN CN201420213395.9U patent/CN203765053U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934493A (en) * | 2014-04-28 | 2014-07-23 | 浙江日发航空数字装备有限责任公司 | Hole milling device |
| CN103934493B (en) * | 2014-04-28 | 2017-02-15 | 浙江日发航空数字装备有限责任公司 | Hole milling device |
| CN104325183A (en) * | 2014-10-28 | 2015-02-04 | 浙江日发航空数字装备有限责任公司 | Adjustable eccentric helical hole milling device |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |