CN102848207B - A kind of facing head feed mechanism and facing head - Google Patents
A kind of facing head feed mechanism and facing head Download PDFInfo
- Publication number
- CN102848207B CN102848207B CN201210384411.6A CN201210384411A CN102848207B CN 102848207 B CN102848207 B CN 102848207B CN 201210384411 A CN201210384411 A CN 201210384411A CN 102848207 B CN102848207 B CN 102848207B
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- facing head
- feed
- gear
- leading screw
- gear wheel
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Abstract
The invention discloses a kind of facing head feed mechanism and facing head, relate to lathe feed mechanism field, it is characterized in that, comprise gear wheel, transmission mechanism, leading screw, feed screw nut and drive block, leading screw is provided with two, and two rhizoid thick sticks are parallel to each other and about the axisymmetrical of gear wheel, transmission mechanism has four groups, the two ends of every rhizoid thick stick connect with gear wheel respectively by one group of transmission mechanism, and feed screw nut is sheathed on leading screw and forms lead screw pair, and drive block and feed screw nut are connected and fixed.The invention has the beneficial effects as follows: 1. the two slide plate of facing head configuration, make working (machining) efficiency 2. drive mechanisms be arranged symmetrically with that double can meet facing head requirement for dynamic balance, save each slide plate of facing head counterweight 3. to be driven by two pinions, the transmission rigidity 4. pairs of skateboards that improve facing head also can realize larger feed distance for the facing head that diameter is little.
Description
Technical field
The present invention relates to the feeding structure of lathe, be specifically related to a kind of facing head feed mechanism and facing head.
Background technology
At present, in field of machining, the processing of the eurypyloue irregular part of band is got more and more, so numerical facing head structure uses more and more on boring-milling center machine tool chief axis, but the existing boring and milling machine facing head used also exists certain technical problem separately: (1), when there being a facing head slide plate, the cutting precision of facing head and finite rate must increase counter weight device; (2) facing head operationally, and direction of feed transmission rigidity is poor; (3) multipath is to the facing head complex structure of feed slide, and it is larger to take main spindle box site volume; (4) for the facing head that diameter is less, the two slide plate skidding journey of configuration is very limited.
Summary of the invention
In order to solve the problems referred to above that existing lathe facing head feed mechanism exists, embodiments provide a kind of facing head feed mechanism and facing head.
Concrete technical scheme is as follows:
A kind of facing head feed mechanism, comprise gear wheel, transmission mechanism, leading screw, feed screw nut and drive block, described leading screw is provided with two, two described leading screws are parallel to each other and about the axisymmetrical of described gear wheel, described transmission mechanism has four groups, the two ends of leading screw described in every root connect with described gear wheel respectively by transmission mechanism described in a group, and described feed screw nut is sheathed on described leading screw and forms lead screw pair, and described drive block and described feed screw nut are connected and fixed.
Preferably, described one group of transmission mechanism comprises pinion, gear shaft, the first bevel gear and the second bevel gear, described pinion and the engagement of described gear wheel, described pinion is sheathed on described gear shaft one end and fixes, described first bevel gear is sheathed on the described gear shaft other end and fixes, described second bevel gear is connected to the end of described leading screw, and described first bevel gear is meshed with described second bevel gear.
Preferably, comprise Feed servo system wheel, described Feed servo system wheel comprises gear and drive unit, and described gear is meshed with described gear wheel.
Preferably, the described second bevel gear direction in transmission mechanism described in two groups that are connected to the two ends of a described leading screw is identical.
Preferably, described pinion and described gear shaft are fixed by driving key.
A kind of facing head, comprise facing head body, it is characterized in that, comprise above-mentioned facing head feed mechanism, described gear wheel is connected with the one side of described facing head body connecting machine tool, described facing head body another side connects two pieces of slide plates, and described slide plate about the axisymmetrical of described gear wheel, and is connected to described leading screw by described drive block.
Preferably, described gear shaft and described leading screw are bearing among described facing head body by bearing.
The beneficial effect of technique scheme is:
1. the two slide plate of facing head configuration, compares single slide plate facing head and working (machining) efficiency can be made to double;
2. two drive mechanisms be arranged symmetrically with can meet facing head requirement for dynamic balance, save facing head counterweight;
3. each slide plate has two pinions to drive, and substantially increases the transmission rigidity of facing head;
4. pair slide plate facing head drive mechanism is compact, and the facing head smaller for diameter can realize larger feed distance equally.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is two slide plate facing head front schematic view of the embodiment of a kind of facing head of the present invention feed mechanism.
Fig. 2 is two slide plate facing head drive mechanism axle sides schematic diagram of the embodiment of a kind of facing head of the present invention feed mechanism.
Fig. 3 is two slide plate facing head side schematic views of the embodiment of a kind of facing head of the present invention feed mechanism.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
Embodiment 1
The embodiment of a kind of facing head feed mechanism of the present invention as shown in Figure 1, Figure 2 and Figure 3, comprise gear wheel 1, transmission mechanism, leading screw 2, feed screw nut 3 and drive block 4, leading screw 2 is provided with two, two rhizoid thick sticks 2 are parallel to each other and about the axisymmetrical of gear wheel 1, transmission mechanism has four groups, the two ends of every rhizoid thick stick 2 connect with gear wheel 1 respectively by one group of transmission mechanism, and feed screw nut 3 is sheathed on leading screw 2 and forms lead screw pair, and drive block 4 and feed screw nut 3 are connected and fixed.
The operation principle of technique scheme is: rotate through transmission mechanism by power transmission to leading screw 2 by gear wheel 1, the rotation of lead screw pair has driven the motion being installed on feed screw nut 3 on leading screw 2 and drive block 4 again, to realize the motion process of whole facing head feed mechanism.Arrange symmetrical drive mechanism and meet the counterweight that the dynamically balanced requirement of facing head can save facing head, two groups of transmission mechanisms match and have doubled operating efficiency.
On technique scheme basis, because the structure of four groups of transmission mechanisms is substantially identical, therefore selection one group is described, one group of transmission mechanism comprises pinion 5, gear shaft 6, first bevel gear 7 and the second bevel gear 8, pinion 5 and gear wheel 1 engage, and pinion 5 is sheathed on gear shaft 6 one end and fixes, and the first bevel gear 7 is sheathed on gear shaft 6 other end and fixes, second bevel gear 8 is connected to the end of leading screw 2, and the first bevel gear 7 is meshed with the second bevel gear 8.
On technique scheme basis, further, comprise Feed servo system wheel, Feed servo system wheel comprises gear 9 and drive unit 10, gear 9 is meshed with gear wheel 1, what Feed servo system was taken turns is arranged so that single power source being passed to labyrinth completes comparatively compound movement, and Feed servo system wheel selects gear 9 meshing transmission structure to be simply convenient to disassembling, assembling and replacing.
On technique scheme basis, further, the second bevel gear 8 direction be connected in two groups of transmission mechanisms at the two ends of a rhizoid thick stick 2 is identical, and direction is identical is be decided by the kind of drive, also makes stable transmission, and efficiency during installation is also higher.
On technique scheme basis, further, pinion 5 and gear shaft 6 are fixed by driving key, and use key syndeton is simple, symmetry is better, dismounting is easy to maintenance.
A kind of facing head, comprise facing head body and above-mentioned facing head feed mechanism, gear wheel 1 is connected with the one side of facing head body connecting machine tool, and facing head body another side connects two pieces of slide plates 11, slide plate 11 about the axisymmetrical of gear wheel 1, and is connected to leading screw 2 by drive block 4.Further, gear shaft 6 and leading screw 2 are bearing among facing head body by bearing.
Embodiment 2
As shown in Figure 1, Figure 2 and Figure 3, embodiment of the present invention difference from Example 1 is that the transmission of the second bevel gear 8 can replace by turbine and worm pair, drive block 4 can manufacture parts with feed screw nut 3 or slide plate 11, and remainder is identical, does not repeat identical part at this.
The embodiment of the present invention can make installation faster by drive block 4 can be manufactured parts with feed screw nut 3 or slide plate 11, enhances productivity.The structure of two slide plate 11, drive mechanism is compact, for the facing head that diameter is less, can realize larger feed distance equally; One slide-plate is driven by two pinions, improves the transmission rigidity of facing head.
Also comprise a kind of facing head in embodiments of the invention, wherein, comprise above-mentioned facing head feed mechanism.
The foregoing is only preferred embodiment of the present invention; not thereby embodiments of the present invention and protection domain is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilizations description of the present invention and diagramatic content and apparent change obtain in protection scope of the present invention.
Claims (5)
1. a facing head feed mechanism, it is characterized in that, comprise gear wheel, transmission mechanism, leading screw, feed screw nut and drive block, described leading screw is provided with two, two described leading screws are parallel to each other and about the axisymmetrical of described gear wheel, described transmission mechanism has four groups, the two ends of leading screw described in every root connect with described gear wheel respectively by transmission mechanism described in a group, described feed screw nut is sheathed on described leading screw and forms lead screw pair, described drive block and described feed screw nut are connected and fixed, one second bevel gear direction in transmission mechanism described in two groups that are connected to the two ends of a described leading screw is identical, described one group of transmission mechanism comprises pinion, gear shaft, first bevel gear and described second bevel gear, described pinion and the engagement of described gear wheel, described pinion is sheathed on described gear shaft one end and fixes, described first bevel gear is sheathed on the described gear shaft other end and fixes, described second bevel gear is connected to the end of described leading screw, described first bevel gear is meshed with described second bevel gear.
2. facing head feed mechanism as claimed in claim 1, is characterized in that, comprises Feed servo system wheel, and described Feed servo system wheel comprises gear and drive unit, and described gear is meshed with described gear wheel.
3. facing head feed mechanism as claimed in claim 1, it is characterized in that, described pinion and described gear shaft are fixed by driving key.
4. a facing head, comprise facing head body, it is characterized in that, comprise arbitrary described facing head feed mechanism in claim 1-3, described gear wheel is connected with the one side of described facing head body connecting machine tool, described facing head body another side connects two pieces of slide plates, and described slide plate about the axisymmetrical of described gear wheel, and is connected to described leading screw by described drive block.
5. facing head as claimed in claim 4, it is characterized in that, described gear shaft and described leading screw are bearing among described facing head body by bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210384411.6A CN102848207B (en) | 2012-10-12 | 2012-10-12 | A kind of facing head feed mechanism and facing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210384411.6A CN102848207B (en) | 2012-10-12 | 2012-10-12 | A kind of facing head feed mechanism and facing head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102848207A CN102848207A (en) | 2013-01-02 |
| CN102848207B true CN102848207B (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210384411.6A Expired - Fee Related CN102848207B (en) | 2012-10-12 | 2012-10-12 | A kind of facing head feed mechanism and facing head |
Country Status (1)
| Country | Link |
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| CN (1) | CN102848207B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106078240A (en) * | 2016-08-10 | 2016-11-09 | 南京理工大学 | Bi-directional synchronization symmetry displacement slide unit |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4304159A (en) * | 1979-05-22 | 1981-12-08 | Takayuki Nomura | Automatic screw machines |
| EP0834379A2 (en) * | 1995-02-10 | 1998-04-08 | Index-Werke Gmbh & Co. Kg Hahn & Tessky | Lathe |
| US5775188A (en) * | 1996-02-29 | 1998-07-07 | Climax Portable Machine Tools, Inc. | Apparatus for and method of facing surfaces |
| CN101279381A (en) * | 2008-05-26 | 2008-10-08 | 宋保通 | Self-feed differential planet flat turn disc |
| CN101357441A (en) * | 2008-08-16 | 2009-02-04 | 应城市华兴机床有限公司 | Fluid-pressure driven differential feeding system |
| CN101602174A (en) * | 2009-06-26 | 2009-12-16 | 云南Cy集团有限公司 | Mechanical flat rotating disk |
-
2012
- 2012-10-12 CN CN201210384411.6A patent/CN102848207B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4304159A (en) * | 1979-05-22 | 1981-12-08 | Takayuki Nomura | Automatic screw machines |
| EP0834379A2 (en) * | 1995-02-10 | 1998-04-08 | Index-Werke Gmbh & Co. Kg Hahn & Tessky | Lathe |
| US5775188A (en) * | 1996-02-29 | 1998-07-07 | Climax Portable Machine Tools, Inc. | Apparatus for and method of facing surfaces |
| CN101279381A (en) * | 2008-05-26 | 2008-10-08 | 宋保通 | Self-feed differential planet flat turn disc |
| CN101357441A (en) * | 2008-08-16 | 2009-02-04 | 应城市华兴机床有限公司 | Fluid-pressure driven differential feeding system |
| CN101602174A (en) * | 2009-06-26 | 2009-12-16 | 云南Cy集团有限公司 | Mechanical flat rotating disk |
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| Publication number | Publication date |
|---|---|
| CN102848207A (en) | 2013-01-02 |
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Effective date of registration: 20151102 Address after: 201400, Shanghai, Fengxian District, 19 Lang Road, No. 3 Patentee after: SHANGHAI BRANCH OF SANY GROUP CO., LTD. Address before: 201413, No. two, 318 Avenue, Lingang Industrial Park, Shanghai, Fengxian District, A Patentee before: Seiki Co., Ltd. Shanghai Sany |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20171012 |