CN205363389U - Lathe that main shaft tool changing was blown in step - Google Patents
Lathe that main shaft tool changing was blown in step Download PDFInfo
- Publication number
- CN205363389U CN205363389U CN201521056794.XU CN201521056794U CN205363389U CN 205363389 U CN205363389 U CN 205363389U CN 201521056794 U CN201521056794 U CN 201521056794U CN 205363389 U CN205363389 U CN 205363389U
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- China
- Prior art keywords
- main shaft
- taper hole
- lathe
- synchronizes
- tool
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Abstract
The utility model discloses a lathe that main shaft tool changing was blown in step, including cutter, main shaft and the mechanism of blowing, the front end of main shaft is provided with the taper hole that is used for the clamp -on tool, and the side of main shaft is provided with the inlet port, and the inside of main shaft is provided with the passageway of blowing of connecting taper hole and inlet port, blow the mechanism and pass through the pipeline and be connected with the inlet port, the taper hole unclamps the cutter in the twinkling of an eye, and the mechanism of blowing opens in step and blows, the taper hole shrinks the clamp -on tool in the twinkling of an eye, and the mechanism of blowing stops to blow in step. The utility model discloses the effect of blowing of main shaft has been optimized, the side side of the inlet port setting of main shaft at the main shaft to be close to the taper hole of main shaft, the mechanism of blowing of opening in the twinkling of an eye of opening and unclamping the cutter at the taper hole blows, and more past taper hole insufflates gas many more, and then blows out the sweeps from the main shaft fast. The mechanism of blowing that closes in the twinkling of an eye at taper hole shrink clamp -on tool stops to blow, makes the cutter install smoothly.
Description
Technical field
This utility model relates to machine tool technology field, is specifically related to the lathe that a kind of main shaft tool changing synchronizes to blow.
Background technology
Machine tool chief axis refers to the axle driving workpiece or cutter to rotate on lathe.Machine tool chief axis is the indispensable part of numerically controlled machine tool, and main shaft relies on spindle servo electric machine clamping cutter that workpiece is cut, and is generally formed spindle unit by main shaft, bearing and driving member (gear or belt wheel) etc..Except the lathe that the main motion such as planer, broaching machine is rectilinear motion, most of lathes have spindle unit.The kinematic accuracy of spindle unit and the rigidity of structure are the key factors determining crudy and stock-removing efficiency.When comprehensive process machines, according to different processing requests, main shaft it is frequently necessary to change different cutters.Yet with the effect of main shaft internal negative pressure, during from main shaft taking-up cutter, usually held on main shaft by negative pressure, it is difficult to cutter is pulled up, it is impossible to tool changing smoothly, often lead to lathe and shut down, seriously reduce working (machining) efficiency；Additionally, lathe is adding man-hour, cutter is cooled down by some lathes by cuttings liquid, and cutting fluid easily enters the inside of main shaft along gap, causes main shaft to pollute and gets rusty；And lathe is adding man-hour, owing to can produce substantial amounts of scrap foreign material, scrap foreign material also can enter in main shaft, causes main shaft to damage, and then have impact on machining accuracy and the work efficiency of lathe.
Utility model content
Above-mentioned technical problem is there is for prior art, this utility model provides a kind of main shaft tool changing to synchronize the lathe blown, this main shaft tool changing synchronizes lathe when main shaft tool changing, can blow to realize spindle taper hole is blown into more gas and blow more precisely, synchronize to stop blowing to ensure smooth tool changing while slotting tool by synchronous averaging while taking cutter, and can thoroughly remove the scrap foreign material in main shaft, thus improve machining accuracy and the work efficiency of lathe.
Utility model thinking: utility model people find in practice, the machining accuracy of lathe is affected very big by the scrap foreign material in machine tool chief axis, even frequently resulting in the significantly high product of some required precisions because of the foreign material in main shaft can not by the test of stringent, so must keep on improving, the working (machining) efficiency of lathe is improved from details, utility model people once attempted arranging air inlet at the head of main shaft, and inflatable body is independent.But the time of tool changing is very of short duration, and the path blown is distant, foreign material scrap is often had little time to blow out main shaft, lathe has been put into slotting tool program, even scrap is blown to other position of lathe, cannot fundamentally solve to improve the demand of machine finish, so to improve the machining accuracy of lathe, it is necessary to the problem solving thoroughly to remove the internal scrap of main shaft.
For achieving the above object, this utility model provides techniques below scheme:
Thering is provided a kind of main shaft tool changing to synchronize the lathe blown, including cutter, main shaft and inflatable body, the front end of main shaft is provided with the taper hole for clamp-on tool, and the side of main shaft is provided with air inlet, the insufflation channel being internally provided with connection taper hole and air inlet of main shaft；Inflatable body is connected with air inlet by pipeline；The moment of taper hole loosening cutter, inflatable body synchronizes to open and blows；Taper hole shrinks the moment of clamp-on tool, and inflatable body synchronizes to stop blowing.
Preferably, also including tool striking device, tool striking device can compress main shaft downwards so that taper hole loosening cutter, and inflatable body is fixing with tool striking device to be connected.
Preferably, tool striking device includes forge a knife bar and cutter spindle, bar of forging a knife includes compressing limit and driving limit of mutual bending connection, bar of forging a knife is provided with mean for the hole that cutter spindle wears, driving limit to be provided with the driving mechanism for driving bar of forging a knife to rotate, the end compressing limit is provided for the groove of main shaft traverse, the opening direction of groove and the central axis of main shaft, the inner side of groove is provided with the roller of forging a knife compressing main shaft, and main shaft is provided for forging a knife the portion that forges a knife of roller collision.
Preferably, compress limit and to drive the angle on limit be 90 ~ 150 degree, and compress limit and vertically or be basically perpendicular to main shaft.
Preferably, also including machine tool enclosure and be fixed on the friction part of machine tool enclosure, driving mechanism is cam, and cam abuts with friction part.
Preferably, also including back-moving spring, one end of back-moving spring is connected with driving limit, and the other end of back-moving spring is connected with machine tool enclosure.
Preferably, inflatable body includes support and is arranged on the bent sub of support, sleeve pipe and tubule, and bent sub is connected with external air source, and the two ends of sleeve pipe connect tubule and bent sub, tubule and air inlet respectively and connect, and support is fixed on the bottom compressing limit.
Preferably, the central axis of air inlet is in the centrage of main shaft.
Preferably, air inlet is obliquely installed towards taper hole.
The beneficial effects of the utility model:
A kind of main shaft tool changing of the present utility model synchronizes the lathe blown, including cutter, main shaft and inflatable body, the front end of main shaft is provided with the taper hole for clamp-on tool, and the side of main shaft is provided with air inlet, the insufflation channel being internally provided with connection taper hole and air inlet of main shaft；Inflatable body is connected with air inlet by pipeline；The moment of taper hole loosening cutter, inflatable body synchronizes to open and blows；Taper hole shrinks the moment of clamp-on tool, and inflatable body synchronizes to stop blowing., by when tool changing, the taper hole of main shaft being blown, destroys the negative pressure within main shaft, will not there is difficult problem of drawing sword because of suction function in this utility model when making to extract main shaft；The scrap being prevented from machine chuck when drawing sword enters main shaft, and the foreign material scrap entered in spindle taper hole can be blown clean.The more important thing is, optimize the blowing effect of main shaft, the air inlet of main shaft is arranged on the side of main shaft, and relatively close to the taper hole of main shaft, taper hole open and loosening cutter moment open inflatable body blow, more accurately can be blown into more many gas toward taper hole, and then scrap is blown out from main shaft rapidly.And be prevented from scrap insufflation channel in main shaft rolling and delay to blow clean, or scrap enters other position of lathe, does not even also blow clean scrap and is inserted into cutter.The moment shrinking clamp-on tool at taper hole closes inflatable body stopping air blowing, makes cutter install smoothly.In sum, this utility model can improve the machining accuracy of lathe and reduce the maintenance frequency of lathe, extends the service life of lathe with keeping on improving, and substantially increases work efficiency and economic benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation that a kind of main shaft tool changing of the present utility model synchronizes the lathe blown.
Fig. 2 is that a kind of main shaft tool changing of the present utility model synchronizes the tool striking device of the lathe of air blowing and the structural representation of inflatable body.
Accompanying drawing labelling:
Machine tool enclosure 1, friction part 11；
Main shaft 2, taper hole 21, the portion 22 that forges a knife, air inlet 23, insufflation channel 24；
Inflatable body 3, support 31, bent sub 32, sleeve pipe 33, tubule 34；
Tool striking device 4, bar 41 of forging a knife, compress limit 411, groove 4111, roller 42 of forging a knife, drive limit 43, cutter spindle 44, cam 45.
Detailed description of the invention
Below in conjunction with specific embodiment and accompanying drawing, this utility model is described in detail.
A kind of main shaft tool changing of the present embodiment synchronizes the lathe blown, as depicted in figs. 1 and 2, including cutter, main shaft 2 and inflatable body 3, the front end of main shaft 2 is provided with the taper hole 21 for clamp-on tool, the side of main shaft 2 is provided with air inlet 23, the insufflation channel 24 being internally provided with connection taper hole 21 and air inlet 23 of main shaft 2；Inflatable body 3 is connected with air inlet 23 by pipeline；The moment of taper hole 21 loosening cutter, inflatable body 3 synchronizes to open and blows；Taper hole 21 shrinks the moment of clamp-on tool, and inflatable body 3 synchronizes to stop blowing., by when tool changing, the taper hole 21 of main shaft 2 being blown, destroys the negative pressure within main shaft 2, will not there is difficult problem of drawing sword because of suction function in this utility model when making to extract main shaft 2；The scrap being prevented from machine chuck when drawing sword enters main shaft 2, and the foreign material scrap entered in main shaft 2 taper hole 21 can be blown clean.The more important thing is, optimize the blowing effect of main shaft 2, the air inlet 23 of main shaft 2 is arranged on the side of main shaft 2, and relatively close to the taper hole 21 of main shaft 2, namely air inlet 23 is comparatively short with taper hole 21 distance in the vertical direction and length less than main shaft 2, the air blowing path of gas hole 23 is also with regard to comparatively short and less than main shaft 2 length, taper hole 21 open and loosening cutter moment open inflatable body 3 blow, more accurately can be blown into more many gas toward taper hole 21, and then scrap is blown out from main shaft 2 rapidly.And be prevented from scrap in main shaft 2 insufflation channel 24 rolling delay to blow clean, or scrap enter other position of lathe, even also do not blow clean scrap be inserted into cutter complete exchanging knives process situation occur.The moment shrinking clamp-on tool at taper hole 21 closes inflatable body 3, stops blowing, makes cutter install smoothly.In sum, this utility model can improve the machining accuracy of lathe and reduce the maintenance frequency of lathe, extends the service life of lathe with keeping on improving, and substantially increases work efficiency and economic benefit.
A kind of main shaft tool changing of the present embodiment synchronizes the lathe blown, and also includes tool striking device 4, and tool striking device 4 can compress downwards main shaft 2 so that taper hole 21 loosening cutter, and inflatable body 3 is fixing with tool striking device 4 to be connected.Tool striking device 4 includes forge a knife bar 41 and cutter spindle 44, bar 41 of forging a knife includes compressing limit 411 and driving limit 43 of mutual bending connection, bar 41 of forging a knife is provided with mean for the hole that cutter spindle 44 wears, limit 43 is driven to be provided with the driving mechanism for driving bar 41 of forging a knife to rotate, the end compressing limit 411 is provided for the groove 4111 of main shaft 2 traverse, the central axis of the opening direction of groove 4111 and main shaft 2, the inner side of groove 4111 is provided with the roller 42 of forging a knife compressing main shaft 2, and main shaft 2 is provided for forging a knife the portion that forges a knife 22 of roller 42 collision.Inflatable body 3 is arranged on tool striking device 4, and for taper hole 21 opens, the moment of loosening cutter opens to provide and is likely to, it is possible to arrange program on Digit Control Machine Tool, the program of forging a knife and air blowing program are associated together, it is possible to accurately realizes drawing sword and open air blowing and synchronizes.Additionally can also switching in the triggering that is arranged below of tool striking device 4, just when compressing 411 times pressure main shaft 2 loosening cutters in limit, tool striking device 4 just touches triggering switch, thus opening inflatable body 3, it is also possible to the synchronization that realization is drawn sword and blown.
In the present embodiment, compress limit 411 and to drive the angle on limit 43 be 90 ~ 150 degree, it is preferred that compress limit 411 and to drive the angle on limit 43 be 120 degree, and compress limit 411 and vertically or be basically perpendicular to main shaft 2.Compressing limit 411 and driving the angle on limit 43 to be set to obtuse angle, it is ensured that compressing limit 411 and compress downwards main shaft 2 so that when taper hole 21 is opened, driving limit 43 not interfere with the operating of main shaft 2, for controlling the space that driving limit 43 provides bigger.
A kind of main shaft tool changing of the present embodiment synchronizes the lathe blown, and also includes machine tool enclosure 1 and is fixed on the friction part 11 of machine tool enclosure 1, and driving mechanism is cam 45, and cam 45 abuts with friction part 11.According to the pressure stroke down compressing pair of rollers main shaft 2 compressing limit 411, only need to design suitable cam 45 profile, main shaft 2 just can be made to obtain desired movement stroke, and simple in construction, compact, design is convenient.Also including back-moving spring, one end of back-moving spring is connected with driving limit 43, and the other end of back-moving spring is connected with machine tool enclosure 1, after making to compress 411 times, limit pressure main shaft 2, recovers origin-location, in case tool striking device 4 interferes the operating of main shaft 2.
In the present embodiment, inflatable body 3 includes support 31 and is arranged on the bent sub 32 of support 31, sleeve pipe 33 and tubule 34, bent sub 32 is connected with external air source, the two ends of sleeve pipe 33 connect tubule 34 and bent sub 32 respectively, tubule 34 and air inlet 23 connect, and support 31 is fixed on the bottom compressing limit 411.Due in order to tool striking device 4 is associated with inflatable body 3, so when compressing limit 411 motion, inflatable body 3 also can pursuit movement, although the amplitude of motion is smaller, but inflatable body 3 is affected by long-term motion, so necessary inflatable body 3 arranges and compare flexible compact, and reduce inflatable body 3 and produce the risk of fault.
In the present embodiment, the central axis of air inlet 23 is in the centrage of main shaft 2, and namely air inlet 23 is arranged on the radial direction of main shaft 2, and processing is simple, and without influence on the rigidity of main shaft 2.Or air inlet 23 is obliquely installed, and tending to main shaft 2 one end away from taper hole 21, namely air inlet 23 is towards one end of taper hole 21.Air inlet can be made to the taper hole 21 of main shaft 2, making gas more manyly, more accurately blow to taper hole 21, and reach better effect.
Finally should be noted that; above example is only in order to illustrate the technical solution of the utility model; but not the restriction to this utility model protection domain; although having made to explain to this utility model with reference to preferred embodiment; it will be understood by those within the art that; the technical solution of the utility model can be modified or equivalent replacement, without deviating from the spirit and scope of technical solutions of the utility model.
Claims (9)
1. the lathe that a main shaft tool changing synchronization is blown, it is characterized in that: include cutter, main shaft and inflatable body, the front end of described main shaft is provided with the taper hole for clamping described cutter, the side of described main shaft is provided with air inlet, the insufflation channel being internally provided with the described taper hole of connection and described air inlet of described main shaft；
Described inflatable body is connected with described air inlet by pipeline；
Described taper hole unclamps the moment of described cutter, and described inflatable body synchronizes to open and blows；Described taper hole shrinks the moment clamping described cutter, and described inflatable body synchronizes to stop blowing.
2. a kind of main shaft tool changing according to claim 1 synchronizes the lathe of air blowing, it is characterized in that: also include tool striking device, described tool striking device can compress downwards described main shaft so that described taper hole unclamps described cutter, and described inflatable body is fixing with described tool striking device to be connected.
3. a kind of main shaft tool changing according to claim 2 synchronizes the lathe of air blowing, it is characterized in that: described tool striking device includes forge a knife bar and cutter spindle, described bar of forging a knife includes compressing limit and driving limit of mutual bending connection, described bar of forging a knife is provided with mean for the hole that described cutter spindle wears, described driving limit is provided with the driving mechanism rotated for bar of forging a knife described in driving, the described end compressing limit is provided for the groove of described main shaft traverse, the central axis of the opening direction of described groove and described main shaft, the inner side of described groove is provided with the roller of forging a knife compressing described main shaft, described main shaft be provided for described in forge a knife roller collision the portion that forges a knife.
4. a kind of main shaft tool changing according to claim 3 synchronizes the lathe blown, it is characterized in that: described in compress the angle between limit and described driving limit be 90 ~ 150 degree, and described in compress limit and vertically or be basically perpendicular to described main shaft.
5. a kind of main shaft tool changing according to claim 3 synchronizes the lathe of air blowing, it is characterized in that: described inflatable body includes support and is arranged on the bent sub of described support, sleeve pipe and tubule, described bent sub is connected with external air source, the two ends of described sleeve pipe connect described tubule and described bent sub respectively, described tubule and described air inlet connect, described support be fixed on described in compress the bottom on limit.
6. a kind of main shaft tool changing according to claim 3 or 4 synchronizes the lathe of air blowing, it is characterized in that: also including machine tool enclosure and be fixed on the friction part of described machine tool enclosure, described driving mechanism is cam, and described cam abuts with described friction part.
7. a kind of main shaft tool changing according to claim 6 synchronizes the lathe of air blowing, it is characterized in that: also including back-moving spring, one end of described back-moving spring is connected with described driving limit, and the other end of described back-moving spring is connected with described machine tool enclosure.
8. a kind of main shaft tool changing according to claim 1 synchronizes the lathe of air blowing, it is characterized in that: the central axis of described air inlet is in the centrage of described main shaft.
9. a kind of main shaft tool changing according to claim 1 synchronizes the lathe of air blowing, it is characterized in that: described air inlet is obliquely installed towards one end of described taper hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521056794.XU CN205363389U (en) | 2015-12-17 | 2015-12-17 | Lathe that main shaft tool changing was blown in step |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521056794.XU CN205363389U (en) | 2015-12-17 | 2015-12-17 | Lathe that main shaft tool changing was blown in step |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205363389U true CN205363389U (en) | 2016-07-06 |
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ID=56258336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521056794.XU Expired - Fee Related CN205363389U (en) | 2015-12-17 | 2015-12-17 | Lathe that main shaft tool changing was blown in step |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205363389U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382605A (en) * | 2015-12-17 | 2016-03-09 | 东莞市巨冈机械工业有限公司 | Machine tool capable of replacing cutter and synchronously blowing air for main shaft |
| CN107263180A (en) * | 2017-08-19 | 2017-10-20 | 合肥智贤智能化科技有限公司 | A kind of boring cutter magnetic force fixed device |
| CN112122998A (en) * | 2020-09-17 | 2020-12-25 | 浙江双正科技股份有限公司 | Machine tool |
-
2015
- 2015-12-17 CN CN201521056794.XU patent/CN205363389U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382605A (en) * | 2015-12-17 | 2016-03-09 | 东莞市巨冈机械工业有限公司 | Machine tool capable of replacing cutter and synchronously blowing air for main shaft |
| CN107263180A (en) * | 2017-08-19 | 2017-10-20 | 合肥智贤智能化科技有限公司 | A kind of boring cutter magnetic force fixed device |
| CN112122998A (en) * | 2020-09-17 | 2020-12-25 | 浙江双正科技股份有限公司 | Machine tool |
| CN112122998B (en) * | 2020-09-17 | 2022-07-29 | 浙江双正科技股份有限公司 | Machine tool |
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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: 20160706 Termination date: 20171217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |