CN204711218U - Milling machine automatic filing removing main shaft - Google Patents
Milling machine automatic filing removing main shaft Download PDFInfo
- Publication number
- CN204711218U CN204711218U CN201520401718.1U CN201520401718U CN204711218U CN 204711218 U CN204711218 U CN 204711218U CN 201520401718 U CN201520401718 U CN 201520401718U CN 204711218 U CN204711218 U CN 204711218U
- Authority
- CN
- China
- Prior art keywords
- pull bar
- piston
- hole
- milling machine
- main shaft
- 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.)
- Expired - Fee Related
Links
Landscapes
- Auxiliary Devices For Machine Tools (AREA)
- Milling Processes (AREA)
Abstract
The utility model belongs to milling machine spindle field, particularly discloses a kind of milling machine automatic filing removing main shaft, there is provided that a kind of clamping cutter is convenient and swift, clamping force is large, tool-changing speed is fast and automatically can remove cone iron filings inside holes and dust, preventing iron filings from scratching the milling machine automatic filing removing main shaft of taper hole inner surface, comprise fixed support, fixed support is provided with rack sleeve, the front end of rack sleeve is provided with taper hole, the lower surface of taper hole is fixedly installed knife rest, the center of rack sleeve is provided with pull bar, the lower end of pull bar is fixedly installed cutter clamp assembly, fixed support upper end is fixedly installed hydraulic cylinder leg, the lower end of piston is used for pushing drawing rod and moves down, the center of pull bar and piston is provided with central through hole, the central through hole of pull bar and the central through hole of piston are on the same axis, the upper end of piston arranges compressed air joint, compressed air joint one end is connected with central through hole, the external air compressor machine pipeline of the other end.
Description
Technical field:
The utility model belongs to milling machine spindle field, particularly relates to a kind of milling machine automatic filing removing main shaft.
Background technology:
Along with manufacturing development, high speed, high efficiency and high accuracy have become the Main way of current Machine Tool Development, in order to meet the needs of current Machine Tool Market, milling machine has become the important development trend of current machinery industry one, particularly in industry manufacture, process, has very important status.In lathe miscellaneous, vertical knee-type milling machine has unique processing object.Mainly milling is carried out to large-scale plane, groove etc.
Main shaft is an indispensable part on milling machine; very important impact is had on the work of milling machine; traditional milling machine spindle only has fixed cutting tool effect; but in the process of main shaft tool changing; chip and dust granule can enter in the taper hole of main shaft; if operator does not see; after tension knife bar; the inner surface of taper hole and the taper shank of knife bar will be scratched by chip and dust granule; make knife bar generation deflection; destroy the correct location of cutter, affect the precision of processing parts, time serious, even can cause part rejection.
Utility model content:
The utility model overcomes the deficiency that prior art exists, solve prior art Problems existing, aim to provide that a kind of clamping cutter is convenient and swift, clamping force is large, tool-changing speed is fast and automatically can remove cone iron filings inside holes and dust, preventing iron filings from scratching the milling machine automatic filing removing main shaft of taper hole inner surface.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: milling machine automatic filing removing main shaft, comprise fixed support, described fixed support is provided with rack sleeve, the front end of rack sleeve is provided with the taper hole for clamping taper-shank cutter, the lower surface of taper hole is fixedly installed knife rest, the center of described rack sleeve is provided with pull bar, the lower end of pull bar extends in taper hole and the lower end of pull bar is fixedly installed cutter clamp assembly, the upper end of pull bar extends to rack sleeve outside through rack sleeve, disk spring is provided with between the middle and upper part of pull bar and rack sleeve,
Described fixed support upper end is fixedly installed hydraulic cylinder leg, described hydraulic cylinder leg is fixedly installed hydraulic cylinder, described hydraulic cylinder inside is provided with the piston of Telescopic movable, the lower end of piston is used for pushing drawing rod and moves down, the upper end of piston extends to hydraulic cylinder outside, the upper end arranged outside of piston has upper stroke switch and lower stroke switch, the center of described pull bar and piston is provided with central through hole, the central through hole of pull bar and the central through hole of piston are on the same axis, the upper end of described piston arranges compressed air joint, described compressed air joint one end is connected with central through hole, the external air compressor machine pipeline of the other end.
Further, described cutter clamp assembly comprises the blind rivet holddown groove be arranged on bottom pull bar, be provided with blind rivet in described blind rivet holddown groove, be provided with four steel balls between blind rivet and blind rivet holddown groove, described four steel balls are evenly arranged on blind rivet holddown groove circumferentially.
Further, the side of described knife rest is provided with straight end-face key.
Further, conical ring is set with in described taper hole.
Further, the tapering of described taper hole is 7:24.
The utility model compared with prior art has following beneficial effect: the utility model is by arranging central through hole in the center of piston and pull bar, the outside of central through hole is by the external air compressor machine pipeline of compressed air joint, after piston moves down, connect the central through hole of piston and pull bar, extraneous compressed air is blown in the taper hole of rack sleeve by central through hole, cone iron filings inside holes and dust granule is all blown out in taper hole.Ensure cleaning totally in taper hole, effectively prevent iron filings and other pollutants from scratching taper hole inner surface and knife bar outer surface.Taper-shank cutter is fixed by cutter clamp assembly by the utility model fast in addition, and owing to adopting hydraulic power mode, so cutter clamping force is large, the accident that there will not be cutter to come off occurs.
Accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the utility model is described in more detail
Fig. 1 is internal structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of cutter clamp assembly.
In figure: 1 is fixed support, 2 is rack sleeve, and 3 is taper hole, and 4 is knife rest, 5 is pull bar, and 6 is cutter clamp assembly, and 61 is blind rivet holddown groove, 62 is blind rivet, and 63 is steel ball, and 7 is disk spring, 8 is hydraulic cylinder leg, and 9 is hydraulic cylinder, and 10 is piston, 11 is spring, and 12 is upper stroke switch, and 13 is lower stroke switch, through hole centered by 14,15 is compressed air joint, and 16 is straight end-face key.
Detailed description of the invention:
As shown in Figure 1 and Figure 2, milling machine automatic filing removing main shaft, comprise fixed support 1, described fixed support 1 is provided with rack sleeve 2, the front end of rack sleeve 2 is provided with the taper hole 3 for clamping taper-shank cutter, the lower surface of taper hole 3 is fixedly installed knife rest 4, the center of described rack sleeve 2 is provided with pull bar 5, the lower end of pull bar 5 extends in taper hole 3 and the lower end of pull bar 5 is fixedly installed cutter clamp assembly 6, the upper end of pull bar 5 extends to rack sleeve 2 outside through rack sleeve 2, is provided with disk spring 7 between the middle and upper part of pull bar 5 and rack sleeve 2.
Described fixed support 1 upper end is fixedly installed hydraulic cylinder leg 8, described hydraulic cylinder leg 8 is fixedly installed hydraulic cylinder 9, described hydraulic cylinder 9 inside is provided with the piston 10 of Telescopic movable, spring 11 is provided with between the lower end of piston 10 and hydraulic cylinder 9, the lower end of piston 10 is used for pushing drawing rod 5 and moves down, the upper end of piston 10 extends to hydraulic cylinder 9 outside, the upper end arranged outside of piston 10 has upper stroke switch 12 and lower stroke switch 13, the center of described pull bar 5 and piston 10 is provided with central through hole 14, the central through hole 14 of pull bar 5 and the central through hole 14 of piston 10 are on the same axis, the upper end of described piston 10 arranges compressed air joint 15, described compressed air joint 15 one end is connected with central through hole 14, the external air compressor machine pipeline of the other end.
Particularly, described cutter clamp assembly 6 comprises the blind rivet holddown groove 61 be arranged on bottom pull bar 5, in described blind rivet holddown groove 61, blind rivet 62 is installed, be provided with four steel balls 63 between blind rivet 62 and blind rivet holddown groove 61, described four steel balls 63 are evenly arranged on blind rivet holddown groove 61 circumferentially.
When needs step up taper-shank cutter, hydraulic cylinder 9 epicoele connects oil return, spring 11 promotes piston 10 moves, pull bar 5 moves up under the effect of butterfly spring 7, at this moment four steel balls 63 of pull bar 5 front end enter rack sleeve 2 diameter smaller part, in annular groove by rack sleeve 2 inwall extruding press-in blind rivet 62, at this time the knife bar of bevel tool is strained by pull bar 5, relies on frictional force to be fastened on rack sleeve 2.When needs tool changing, pressure oil enters hydraulic cylinder 9 epicoele, piston 10 pushing drawing rod 5 moves down, disk spring 7 is compressed, steel ball 63 is moved down into rack sleeve 2 diameter larger part with pull bar 5, and steel ball 63 is not at the head of constraint blind rivet 62, and pull bar 5 unclamps the knife bar of bevel tool, lower stroke switch 13 sends signal simultaneously, and tool-changing mechanical arm takes off with by bevel tool.
When taking off cutter, compressed air through compressed air joint 15, enters the central through hole 14 of piston 10 and pull bar 5 by air compressor machine pipeline, then the iron filings in taper hole 3 and other pollutants is cleaned out from ejection in central through hole 14, jet direction is even, blows bits respond well.
In addition, the side of described knife rest 4 is provided with straight end-face key 16.Straight end-face key 16 both can be used for fixing taper-shank cutter, by straight end-face key 16, the rotating torque of main shaft can be passed to taper-shank cutter again.Conical ring is set with in described taper hole 3.Conical ring can protect bevel tool outer surface and taper hole 3 inner surface, and it is more stable to make the two connect.
In order to better with existing taper-shank cutter with the use of, the tapering of described taper hole 3 is 7:24.Because the tapering of existing most of taper-shank cutter is 7:24, so the tapering of taper hole 3 and its are arranged consistent, to enable debris removal main shaft of the present utility model meet most taper-shank cutter.According to the needs of reality processing, the tapering that other are different can certainly be adopted.
Above content combines embodiment accompanying drawing and has made detailed description to specific embodiment of the utility model.In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (5)
1. milling machine automatic filing removing main shaft, it is characterized in that: comprise fixed support (1), described fixed support (1) is provided with rack sleeve (2), the front end of rack sleeve (2) is provided with the taper hole (3) for clamping taper-shank cutter, the lower surface of taper hole (3) is fixedly installed knife rest (4), the center of described rack sleeve (2) is provided with pull bar (5), the lower end of pull bar (5) extends in taper hole (3) and the lower end of pull bar (5) is fixedly installed cutter clamp assembly (6), the upper end of pull bar (5) extends to rack sleeve (2) outside through rack sleeve (2), disk spring (7) is provided with between the middle and upper part of pull bar (5) and rack sleeve (2),
Described fixed support (1) upper end is fixedly installed hydraulic cylinder leg (8), described hydraulic cylinder leg (8) is fixedly installed hydraulic cylinder (9), described hydraulic cylinder (9) inside is provided with the piston (10) of Telescopic movable, the lower end of piston (10) is used for pushing drawing rod (5) and moves down, the upper end of piston (10) extends to hydraulic cylinder (9) outside, the upper end arranged outside of piston (10) has upper stroke switch (12) and lower stroke switch (13), the center of described pull bar (5) and piston (10) is provided with central through hole (14), the central through hole (14) of pull bar (5) and the central through hole (14) of piston (10) are on the same axis, the upper end of described piston (10) arranges compressed air joint (15), described compressed air joint (15) one end is connected with central through hole (14), the external air compressor machine pipeline of the other end.
2. milling machine automatic filing removing main shaft according to claim 1, it is characterized in that: described cutter clamp assembly (6) comprises the blind rivet holddown groove (61) being arranged on pull bar (5) bottom, in described blind rivet holddown groove (61), blind rivet (62) is installed, be provided with four steel balls (63) between blind rivet (62) and blind rivet holddown groove (61), described four steel balls (63) are evenly arranged on blind rivet holddown groove (61) circumferentially.
3. milling machine automatic filing removing main shaft according to claim 2, is characterized in that: the side of described knife rest (4) is provided with straight end-face key (16).
4. milling machine automatic filing removing main shaft according to claim 3, is characterized in that: described taper hole is set with conical ring in (3).
5. milling machine automatic filing removing main shaft according to claim 4, is characterized in that: the tapering of described taper hole (3) is 7:24.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520401718.1U CN204711218U (en) | 2015-06-11 | 2015-06-11 | Milling machine automatic filing removing main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520401718.1U CN204711218U (en) | 2015-06-11 | 2015-06-11 | Milling machine automatic filing removing main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204711218U true CN204711218U (en) | 2015-10-21 |
Family
ID=54310246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520401718.1U Expired - Fee Related CN204711218U (en) | 2015-06-11 | 2015-06-11 | Milling machine automatic filing removing main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204711218U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595954A (en) * | 2016-12-19 | 2017-04-26 | 东莞市科隆实业有限公司 | Balancing machine main shaft |
| CN107116405A (en) * | 2017-06-21 | 2017-09-01 | 苏州卡西德电机科技有限公司 | Clamping device, interior grinding motor and ceramic insertion core process equipment |
| CN109185260A (en) * | 2018-11-06 | 2019-01-11 | 浙江双正机床有限公司 | A kind of integrated gas injection revolution oil hydraulic cylinder |
| CN110625421A (en) * | 2019-09-27 | 2019-12-31 | 惠州市速锋科技有限公司 | Pull rod structure with air outlet hole in center |
| CN114309679A (en) * | 2021-12-31 | 2022-04-12 | 江苏恩格尔智能科技有限公司 | Numerical control main shaft |
-
2015
- 2015-06-11 CN CN201520401718.1U patent/CN204711218U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595954A (en) * | 2016-12-19 | 2017-04-26 | 东莞市科隆实业有限公司 | Balancing machine main shaft |
| CN107116405A (en) * | 2017-06-21 | 2017-09-01 | 苏州卡西德电机科技有限公司 | Clamping device, interior grinding motor and ceramic insertion core process equipment |
| CN109185260A (en) * | 2018-11-06 | 2019-01-11 | 浙江双正机床有限公司 | A kind of integrated gas injection revolution oil hydraulic cylinder |
| CN110625421A (en) * | 2019-09-27 | 2019-12-31 | 惠州市速锋科技有限公司 | Pull rod structure with air outlet hole in center |
| CN114309679A (en) * | 2021-12-31 | 2022-04-12 | 江苏恩格尔智能科技有限公司 | Numerical control main shaft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204711218U (en) | Milling machine automatic filing removing main shaft | |
| CN204711293U (en) | Vertical three axle debris removal milling machines | |
| CN204123219U (en) | A kind of two bistrique numeral-controlled internal grinders that grinding tool for taper hole is housed | |
| CN201960390U (en) | Clamp for turning bottle jack of gas holder through numerically controlled horizontal lathe | |
| CN101844308A (en) | Novel machine tool workpiece positioning clamping mechanism | |
| CN205519694U (en) | Safe digit control machine tool | |
| CN203751363U (en) | Multifunctional chuck for lathe tailstock | |
| CN203390729U (en) | Collet fixing device | |
| CN205650837U (en) | Adopt knife rest of built -in triangular taper sleeve | |
| CN201151069Y (en) | Clamper for grinding taper hole of lathe spindle | |
| CN104259937A (en) | Combined processing center | |
| CN102717108A (en) | Tapered deep-hole boring device based on double-cone principle | |
| CN203061974U (en) | Broach component for lathe | |
| CN204277595U (en) | A kind of butterfly hole in piece part positioning fixture | |
| CN211965969U (en) | Outer expansion chuck adaptable to different excircle clamping | |
| CN209349539U (en) | A kind of automobile-used clamping device of accurate digital control row | |
| CN204818307U (en) | Cutter of drill way burr in going | |
| CN210414257U (en) | Clamp for stainless steel pipe machining | |
| CN203917955U (en) | A kind of machine tool main shaft structure that can Quick holding part | |
| CN103056445A (en) | Broach assembly for lathe | |
| CN111266616A (en) | Outer expansion chuck adaptable to different excircle clamping | |
| CN103394998A (en) | Fixing device for elastic chucks | |
| CN110434364A (en) | A kind of accurate digital control arranges automobile-used clamping device and its application method | |
| CN203470989U (en) | Tool row with movable centering shaft | |
| CN215392504U (en) | Vertical boring lathe with chip removal function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20160611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |