CN202877558U - Telescopic multifunctional knife rest and heave-duty lathe using same - Google Patents
Telescopic multifunctional knife rest and heave-duty lathe using same Download PDFInfo
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- CN202877558U CN202877558U CN 201220519303 CN201220519303U CN202877558U CN 202877558 U CN202877558 U CN 202877558U CN 201220519303 CN201220519303 CN 201220519303 CN 201220519303 U CN201220519303 U CN 201220519303U CN 202877558 U CN202877558 U CN 202877558U
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- China
- Prior art keywords
- knife rest
- lathe
- dovetail groove
- heavy
- clamping device
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Abstract
The utility model relates to a telescopic multifunctional knife rest and a heave-duty lathe using the same. The heave-duty lathe using the knife rest comprises a lathe main body, the knife rest for clamping cutters is arranged on the lathe main body, the knife rest comprises a dovetail-shaped guide portion which is used for being in guide movement match with a corresponding dovetail groove on the lathe, the knife rest extends along the length direction, the section of the knife rest in the thickness direction is in a dovetail shape matched with the corresponding dovetail-shaped groove, and a clamping mechanism for clamping cutters are arranged at the front end of the knife rest. The telescopic multifunctional knife rest can control and adjust the extension length of the knife rest, improves processing conditions, improves cutter rigidity and surface quality of work pieces, can be dismounted and replaced to be connected with a turning tool and a boring tool, improves the application range of the lathe and reduces equipment purchase cost.
Description
Technical field
The utility model relates to field of machining, relates in particular to a kind of telescopic multifunctional knife rest and uses the heavy-duty engine lathe of this knife rest.
Background technology
Existing lathe comprises the lathe main body and is fixed on the knife rest that is used for the clamping cutting tool on the lathe main body, cutter is done feed motion under the drive of knife rest, workpiece to be machined is installed on the lathe spindle and with main shaft and rotates, and the turning processing of whole workpiece is finished in both actings in conjunction.But in existing lathe, knife rest slips on the dovetail groove of metal plate case by removable being installed in of small slide plate and middle slide plate, the knife rest head connects the position of cutting tool can not cross the machine tool chief axis center, when the less workpiece of machining diameter, its folder cutter is longer, poor rigidity, working (machining) efficiency is low, poor surface smoothness.
The utility model content
The purpose of this utility model provides a kind of extension type Multifunctional knife rack, overcomes the short problem of prior art intermediate slide stroke.The utility model also provides a kind of heavy-duty engine lathe that uses this knife rest.
For addressing the above problem, the technical scheme that the telescopic multifunctional knife rest adopts in the utility model is:
The telescopic multifunctional knife rest, described knife rest has the swallow-tail form targeting part that cooperates for corresponding dovetail groove guiding movement on the lathe, knife rest extends along its length, and the cross sectional shape at its thickness direction is the swallow-tail form suitable with corresponding dovetail groove, and described knife rest front end is provided with the clamping device for holding cutter.
Be provided with on the described knife rest for install in use with lathe on the respective rack engaged transmission so that knife rest along the gear shaft of the gear of dovetail groove rail moving.
Described clamping device comprises the supporting base of the syndeton releasable connection that is used for fixing and holding mechanism that arranges with the knife rest front end, is installed with on the described supporting base for the chuck of clamping boring bar support with for the fixture block of locking chuck.
Described syndeton is being used for of arranging on the described knife rest to install screw with the screwed hole of fixing and holding mechanism.
Use the technical scheme of the heavy-duty engine lathe employing of above-mentioned telescopic multifunctional knife rest to be in the utility model:
Heavy-duty engine lathe, comprise the lathe main body, the lathe main body is provided with the knife rest for the clamping cutting tool, described knife rest has the swallow-tail form targeting part that cooperates for corresponding dovetail groove guiding movement on the lathe, knife rest extends along its length, and the cross sectional shape at its thickness direction is the swallow-tail form suitable with corresponding dovetail groove, and described knife rest front end is provided with the clamping device for holding cutter.
Be provided with on the described knife rest for install in use with lathe on the respective rack engaged transmission so that knife rest along the gear shaft of the gear of dovetail groove rail moving.
Described clamping device comprises the supporting base of the syndeton releasable connection that is used for fixing and holding mechanism that arranges with the knife rest front end, is installed with on the described supporting base for the chuck of clamping boring bar support with for the fixture block of locking chuck.
Described syndeton is being used for of arranging on the described knife rest to install screw with the screwed hole of fixing and holding mechanism.
Described knife rest is at least two and be set up in parallel along the knife rest thickness direction, described clamping device at least two and respectively releasable connection in described knife rest front end.
The beneficial effects of the utility model are: the telescopic multifunctional knife rest is arranged on the dovetail groove of slide metal plate case of heavy-duty engine lathe, adopts the drive unit on the knife rest to drive knife rest along the machine tool chief axis radial motion, realize the feed motion of machining.Therefore the utility model directly is assemblied on the dovetail groove, radially realizes feed motion along machine tool chief axis, so its processing stroke is large, and when the less workpiece of processing diameter, its folder cutter is short, therefore cuts good rigidly, and the surface smoothness of the workpiece after the processing is good.
Further, the knife rest front end is provided with the clamping device that removably connects, and can make things convenient for changeing of lathe tool or boring cutter.
Further, adopt simultaneously clamping of at least two knife rests boring bar that is connected with respectively clamping device, improved the boring bar rigidity, be conducive to the darker hole of working depth.
Description of drawings
Fig. 1 is the use state diagram of the telescopic multifunctional knife rest of the utility model medium-heavy lathe embodiment;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the A-A cutaway view among Fig. 1;
Fig. 4 removes K behind the boring bar clamping device 2 to view among Fig. 1;
Fig. 5 is I place partial enlarged drawing among Fig. 3;
Fig. 6 is the front view of the knife rest 1 of Fig. 1;
Fig. 7 is the top view of Fig. 6;
Fig. 8 is the A-A cutaway view of Fig. 6;
Fig. 9 is the B-B cutaway view of Fig. 7;
Figure 10 is the front view of door 7 among Fig. 3;
Figure 11 is the A-A cutaway view of Figure 10;
Figure 12 is the front view of Fig. 1 middle gear axle;
Figure 13 is the top view of Figure 12;
Figure 14 is the front view of Fig. 3 bottom bracket axle 10;
Figure 15 is the front view of alignment pin 11 among Fig. 3;
Figure 16 is the front view of handle 8 among Fig. 3;
Figure 17 is the front view of boring bar clamping device 2 among Fig. 1;
Figure 18 is the top view of Figure 17;
Figure 19 is the front view of supporting base 21 among Figure 17;
Figure 20 is the A-A cutaway view of Figure 19;
Figure 21 is the top view of Figure 19;
Figure 22 is chuck 22 and fixture block 23 assembly structure schematic diagrames among Figure 17;
Figure 23 is the left view of Figure 22;
Figure 24 is the front view of chuck 22 among Figure 17;
Figure 25 is the left view of Figure 24;
Figure 26 is the front view of fixture block 23 among Figure 17;
Figure 27 is the left view of Figure 26;
Figure 28 is the structural representation that the utility model medium-heavy lathe embodiment adopts double tool rest clamping boring bar.
The specific embodiment
Embodiment of the present utility model such as Fig. 1～shown in Figure 28, be elaborated below in conjunction with the specific embodiment of accompanying drawing to the embodiment of the utility model medium-heavy lathe:
Heavy-duty engine lathe comprises lathe main body (not shown in FIG.), workpiece to be processed is clamped on the lathe spindle by anchor clamps and rotates with lathe spindle man-hour adding, telescopic multifunctional knife rest of the present utility model is directly installed on the dovetail groove of heavy-duty engine lathe slide metal plate case, the above adopts hydraulic cam to compress, and make its add man-hour can be along the lathe spindle radial motion.The embodiment of the telescopic multifunctional knife rest that the utility model proposes such as Fig. 1～shown in Figure 27, knife rest 1 has the swallow-tail form targeting part that cooperates for corresponding dovetail groove guiding movement with lathe, knife rest 1 extends along its length, and the cross sectional shape at its thickness direction is the swallow-tail form suitable with corresponding dovetail groove, knife rest 1 rear end is provided with two handles 8 along its length direction, handle 8 is screwed on the alignment pin 11 that wears on the knife rest 1, sheathed spring 6 on the alignment pin 11, spring 6 one ends top is pressed on the step surface of alignment pin 11, the other end adopts door 7 gears to press, door 7 adopts door screw 9 to be connected on the knife rest, be equipped with respectively gear shaft 3 under two handles 8, gear shaft 3 adopts holding screws 5 to be fixed in knife rest 1 and between the two on the axle sleeve 10 of sandwiched, gear shaft 3 is used for installing the gear that is meshed with the tooth bar that arranges on the lathe main body in use, the extension elongation of the engaged transmission control knife rest by wheel and rack, knife rest 1 front end along its length are provided with for the screwed hole 4 of fixing corresponding cutters with for the clamping device of holding cutter.When adopting this heavy-duty engine lathe to carry out Boring, adopt screw by screwed hole 4 boring bar clamping device 2 as shown in figure 17 to be fixed in knife rest 1 front end, boring bar clamping device 2 comprises supporting base 21, supporting base 21 rear ends are used for being fixedly connected with knife rest 1, its front end is provided with semicircle breach, in semicircle breach, be welded with the circular chuck 22 with the breach of stepping down, the both sides of the breach of stepping down of chuck 22 are welded with fixture block 23, fixture block 23 comprises and is welded in chuck step down upper fixture block 231 and the lower fixture block 232 of breach both sides that upper fixture block 231 and lower fixture block 232 correspondence positions are provided with the pin-and-hole 233 for the locking chuck.
After the telescopic multifunctional knife rest that utility model is proposed was installed on the heavy-duty engine lathe, this heavy-duty engine lathe can carry out turning processing and Boring, reduces the equipment purchasing cost.Add man-hour when adopting this heavy-duty engine lathe to carry out turning, adopt screw to be fixed to knife rest 1 front end by screwed hole 4 lathe tool, start lathe, make the workpiece rotating motion, knife rest is along the dovetail groove track feed motion of assembling, adopt the gear shaft 3 on the spanner adjusting knife rest 1, make its with corresponding tooth bar engaged transmission control knife rest on the lathe tool extension elongation, can process the less axle of diameter, when knife rest reaches correct position, press lower handle 8, Compress Spring 6, corresponding dowel hole on alignment pin 11 and the lathe is fixed, knife rest is fixed to this position.Because knife rest is scalable, it is shorter therefore to press from both sides cutter, good rigidly, and working (machining) efficiency is high, and the surface smoothness of workpiece is good after the processing.
When needs adopt this heavy-duty engine lathe to carry out Boring, unclamp the screw of knife rest 1 head, take off lathe tool, boring bar clamping device 2 in the utility model is fixed on the front end of knife rest 1 by supporting base 21, the boring bar of boring cutter is fixed in the chuck 22 of boring bar clamping device 2, adopt the pin-and-hole 233 locking chucks on the fixture block 23, boring cutter is fixed, adopt fixedly boring bar of this knife rest, boring bar revolution center of gravity is positioned at revolution center of gravity line 12 places, and boring bar revolution center of gravity is high.
The utility model also can adopt two respectively clamping the knife rest of boring bar clamping device is arranged, as shown in figure 28, all the cutter frame structure with described above is identical for two cutter frame structures, two knife rests are set up in parallel along the knife rest thickness direction, the boring bar 13 of boring cutter is fixed among the first boring bar clamping device 2-1 and the second boring bar clamping device 2-2 that is set up in parallel simultaneously, employing double tool rest clamping boring bar has improved the rigidity of boring bar, good processing stability, but the darker hole of working depth.
Syndeton in the present embodiment adopts screw to be fixedly connected with corresponding cutters, also can adopt in other embodiments pin to connect.
Adopt in the present embodiment to arrange on the knife rest gear is installed on the gear shaft, adopt the rack and pinion engagement transmission to realize, also can not use in other embodiments any mechanical device control knife rest to move forward and backward.
The embodiment of the telescopic multifunctional knife rest in the utility model, its structure is identical with telescopic multifunctional cutter frame structure in the above-mentioned heavy-duty engine lathe, does not repeat them here.
Claims (9)
1. telescopic multifunctional knife rest, it is characterized in that: described knife rest has the swallow-tail form targeting part that cooperates for corresponding dovetail groove guiding movement on the lathe, knife rest extends along its length, and the cross sectional shape at its thickness direction is the swallow-tail form suitable with corresponding dovetail groove, and described knife rest front end is provided with the clamping device for holding cutter.
2. telescopic multifunctional knife rest according to claim 1 is characterized in that: be provided with on the described knife rest for install in use with lathe on the respective rack engaged transmission so that knife rest along the gear shaft of the gear of dovetail groove rail moving.
3. telescopic multifunctional knife rest according to claim 1 and 2, it is characterized in that: described clamping device comprises the supporting base of the syndeton releasable connection that is used for fixing and holding mechanism that arranges with the knife rest front end, is installed with on the described supporting base for the chuck of clamping boring bar support with for the fixture block of locking chuck.
4. telescopic multifunctional knife rest according to claim 3 is characterized in that: described syndeton is being used for of arranging on the described knife rest to install screw with the screwed hole of fixing and holding mechanism.
5. heavy-duty engine lathe, comprise the lathe main body, the lathe main body is provided with the knife rest for the clamping cutting tool, it is characterized in that: described knife rest has the swallow-tail form targeting part that cooperates for corresponding dovetail groove guiding movement on the lathe, knife rest extends along its length, and the cross sectional shape at its thickness direction is the swallow-tail form suitable with corresponding dovetail groove, and described knife rest front end is provided with the clamping device for holding cutter.
6. heavy-duty engine lathe according to claim 5 is characterized in that: be provided with on the described knife rest for install in use with lathe on the respective rack engaged transmission so that knife rest along the gear shaft of the gear of dovetail groove rail moving.
7. according to claim 5 or 6 described heavy-duty engine lathes, it is characterized in that: described clamping device comprises the supporting base of the syndeton releasable connection that is used for fixing and holding mechanism that arranges with the knife rest front end, is installed with on the described supporting base for the chuck of clamping boring bar support with for the fixture block of locking chuck.
8. heavy-duty engine lathe according to claim 7 is characterized in that: described syndeton is being used for of arranging on the described knife rest to install screw with the screwed hole of fixing and holding mechanism.
9. heavy-duty engine lathe according to claim 7 is characterized in that: described knife rest is at least two and be set up in parallel along the knife rest thickness direction, described clamping device at least two and respectively releasable connection in described knife rest front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220519303 CN202877558U (en) | 2012-10-11 | 2012-10-11 | Telescopic multifunctional knife rest and heave-duty lathe using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220519303 CN202877558U (en) | 2012-10-11 | 2012-10-11 | Telescopic multifunctional knife rest and heave-duty lathe using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202877558U true CN202877558U (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220519303 Expired - Fee Related CN202877558U (en) | 2012-10-11 | 2012-10-11 | Telescopic multifunctional knife rest and heave-duty lathe using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202877558U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433850A (en) * | 2013-09-13 | 2013-12-11 | 厦门大学 | Online dressing device and method of air-bag polishing tool and online dressing method thereof and air-bag polishing processing machine |
| CN112025208A (en) * | 2019-06-04 | 2020-12-04 | 哈尔滨汽轮机厂有限责任公司 | Threaded sleeve type tiger head tool row and machining method |
-
2012
- 2012-10-11 CN CN 201220519303 patent/CN202877558U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433850A (en) * | 2013-09-13 | 2013-12-11 | 厦门大学 | Online dressing device and method of air-bag polishing tool and online dressing method thereof and air-bag polishing processing machine |
| CN103433850B (en) * | 2013-09-13 | 2016-10-12 | 厦门大学 | A kind of restoring on line method of air bag polishing tool |
| CN112025208A (en) * | 2019-06-04 | 2020-12-04 | 哈尔滨汽轮机厂有限责任公司 | Threaded sleeve type tiger head tool row and machining method |
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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: 20130417 Termination date: 20161011 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |