CN202804190U - Numerical control compound-axis turning mechanism for non-circular sections - Google Patents
Numerical control compound-axis turning mechanism for non-circular sections Download PDFInfo
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- CN202804190U CN202804190U CN 201220356678 CN201220356678U CN202804190U CN 202804190 U CN202804190 U CN 202804190U CN 201220356678 CN201220356678 CN 201220356678 CN 201220356678 U CN201220356678 U CN 201220356678U CN 202804190 U CN202804190 U CN 202804190U
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- axis
- thick stick
- axial filament
- filament thick
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Abstract
The utility model relates to the field of machinery, in particular to non-circular section turning and provides a numerical control compound-axis turning mechanism for non-circular sections. The mechanism is of a double-layer double-drive structure, a high-speed servo motor and a screw-nut mechanism are adopted for an upper layer to achieve main feed movement of high-speed small-displacement non-circular section turning, and a servo motor and a screw-nut mechanism are adopted for a lower layer to achieve auxiliary feed movement of non-circular section base circle diameter variation and adjustment. The turning mechanism comprises a sliding base, the sliding base is connected with an X1-axis guide rail which is connected with a middle sliding plate, the middle sliding plate is connected with an X2-axis guide rail which is connected with an upper sliding plate, the upper sliding plate is connected with a cutter, an X1-axis motor base which is connected on the sliding base is connected with an X1-axis screw bearing, the X1-axis screw bearing is connected with an X1-axis screw which is connected with the middle sliding plate, the left end of the X1-axis screw is connected with an X1-axis servo motor through an X1-axis coupling, and the right end of the X1-axis screw is connected with an X1-axis right screw bearing which is connected with an X1-axis screw seat. An X2-axis motor base is connected on the middle sliding plate and connected with an X2-axis screw bearing, the X2-axis screw bearing is connected with an X2-axis screw, and the X2-axis screw is connected with an X2-axis servo motor through an X2-axis coupling. The turning mechanism has the advantages that turning of the non-circular sections is controlled by a soft template (an electronic cam), production efficiency of non-circular section machining is improved while profile accuracy of the non-circular sections are improved greatly, machining allowance of back-end processing is reduced, and production efficiency of back-end turning is improved.
Description
Technical field
The utility model relates to mechanical field, and is especially relevant with on-circular cross-section processing.
Background technology
Engine lathe (comprising centre numerically controlled lathe) usually can only turning etc. the workpiece of radius circle, and some part requires on-circular cross-section, as the bore of stator of vane pump, IC engine camshaft etc.The conventional method of processing these non-circular sections parts is to adopt hard mould form turn technique, but there is inherent shortcoming in this technique, the one, make relatively difficulty of hard mould itself, precision is difficult for guaranteeing, be not suitable for single-piece or small serial production, the 2nd, because contact is that rigidity contacts with pattern, when higher rotation speed and contact are excessive from height point to low spot because the inertia of its quality, cause easily the moment between contact and the pattern to break away from, except affecting machining accuracy, also because can not improving, rotating speed affects production efficiency.
The utility model content
The purpose of this utility model will solve an above-mentioned difficult problem exactly, and a kind of mechanism that can realize on-circular cross-section processing rational in infrastructure is provided, for this reason, the utility model by the following technical solutions:
A kind of turning organisation of working of numerical control composite shaft on-circular cross-section, this mechanism comprises saddle, saddle and X
1Axis rail connects, X
1Axis rail is connected with middle slide plate, middle slide plate and X
2Axis rail connects, X
2Axis rail is connected with upper slide, and upper slide is connected with cutter.
As the further of such scheme improved and replenish, the utility model also comprises following additional technical feature:
Described numerical control composite shaft Non-circular Section Turning organisation of working is provided with saddle, connects X on the saddle
1The spindle motor seat, X
1The spindle motor seat connects X
1Axial filament thick stick bearing, X
1Axial filament thick stick bearing connects X
1The axial filament thick stick, X
1The axial filament thick stick connects middle slide plate.
Described numerical control composite shaft Non-circular Section Turning organisation of working is provided with middle slide plate, connects X on the middle slide plate
2The spindle motor seat, X
2The spindle motor seat connects X
2Axial filament thick stick bearing, X
2Axial filament thick stick bearing connects X
2The axial filament thick stick, X
2The axial filament thick stick passes through X
2The axle shaft coupling connects X
2The axle servomotor.
Described numerical control composite shaft Non-circular Section Turning organisation of working is provided with X
1The axial filament thick stick, X
1Axial filament thick stick left end passes through X
1The axle shaft coupling connects X
1The axle servomotor.
Described numerical control composite shaft Non-circular Section Turning organisation of working is provided with X
1The axial filament thick stick, X
1Axial filament thick stick right-hand member connects X
1Axial filament thick stick right bearing, X
1Axial filament thick stick right bearing connects X
1Axial filament thick stick seat.
Use the utility model can reach following beneficial effect:
1, adopts double-deck two drives structure because of the utility model, the upper strata adopts high-speed servo motor and screw-nut body to realize the principal feed motion of the little displacement Non-circular Section Turning of high speed, and lower floor adopts servomotor and screw-nut body to realize that the on-circular cross-section base circle diameter (BCD) changes the supplementary feeding motion of adjusting.The two drives structure of this bilayer have been avoided adapting to the larger displacement that stroke is adjusted, and make the weight of upper strata drives structure lighter, to be reduced in the inertia that produces in the high speed reciprocating motion process, reduce tracking error.
2, simple and reasonable for structure because of the utility model, in the production efficiency that has improved on-circular cross-section processing simultaneously, the contour accuracy of on-circular cross-section is greatly improved, reduced the allowance of later process, improved the production efficiency of rear road grinding.
Description of drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is cutaway view shown in Figure 1.
Among the figure: 1, X
1The axle servomotor, 2, X
1The spindle motor seat, 3, saddle, 4, X
1Axis rail, 5, X
1Axial filament thick stick seat, 6, middle slide plate, 7, anticollison block, 8, upper slide, 9, cutter, 10, X
2Axis rail, 11, X
2The spindle motor seat, 12, X
2The axle servomotor, 13, X
2The axle shaft coupling, 14, X
2Axial filament thick stick bearing, 15, X
2The axial filament thick stick, 16, X
1The axle shaft coupling, 17, X
1Axial filament thick stick bearing, 18, X
1The axial filament thick stick, 19, X
1Axial filament thick stick seat, 20, X
1Axial filament thick stick right bearing, 21, end cap, 22, locking nut
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in detail.
As depicted in figs. 1 and 2, a kind of turning organisation of working of numerical control composite shaft on-circular cross-section, this mechanism comprises saddle 3, saddle 3 and X
1Axis rail 4 connects X
1Axis rail 4 is connected with middle slide plate 6, middle slide plate 6 and X
2Axis rail 10 connects X
2Axis rail 10 is connected with upper slide 8, and upper slide 8 is connected with cutter 9, wherein connects X-axis motor cabinet 2, X on the saddle 3
1 Spindle motor seat 2 connects X
1The axle lead screw shaft, 17, X
1Axial filament thick stick bearing 17 connects X
1Axial filament thick stick 18, X
1Axial filament thick stick 18 connects middle slide plate 6, X
1Axial filament thick stick 18 left ends pass through X
1 Axle shaft coupling 16 connects X
1Axle servomotor 1, X
1Axial filament thick stick 18 right-hand members connect X
1Axial filament thick stick right bearing 20, X
1Axial filament thick stick right bearing 20 connects X
1Axial filament thick stick seat 19.Wherein connect X on the middle slide plate 6
2 Spindle motor seat 11, X
2 Spindle motor seat 11 connects B axial filament thick stick bearing 14, and axial filament thick stick bearing 14 connects X
2Axial filament thick stick 15, X
2Axial filament thick stick 15 passes through X
2 Axle shaft coupling 13 connects X
2Axle servomotor 12.
The utility model adopts double-deck two drives structure, the upper strata adopts high-speed servo motor and screw-nut body to realize the principal feed motion of the little displacement Non-circular Section Turning of high speed, and lower floor adopts servomotor and screw-nut body to realize that the on-circular cross-section base circle diameter (BCD) changes the supplementary feeding motion of adjusting.X during work
1Axle servomotor 1 rotates is with the X that is automatically connected in above it
1Axial filament thick stick 18 rotates X
1Axial filament thick stick 18 is converted into rectilinear motion to rotational motion, X
1The feed screw nut band of axial filament thick stick 18 is automatically connected in the middle slide plate moving linearly on it, makes cutter 9 finish the on-circular cross-section base circle diameter (BCD) and changes the supplementary feeding motion of adjusting.X
2Axle servomotor 12 is followed the moving interpolation that main shaft is done the little displacement of high speed, and its displacement is determined by the displacement (displacement=on-circular cross-section each point radius-base radius) of the each point of the on-circular cross-section that pre-enters digital control system; Because X2 axle servomotor 12 is followed main shaft and is had certain hysteresis, so whole control system is at X
2Axle servomotor 12 has set in advance lead when realizing supplementary feeding.X
2The rotation of axle servomotor 12 is through connecting X thereon
2Axial filament thick stick 15 is converted into rectilinear motion, X
2Axial filament thick stick 15 nut bands are automatically connected in upper slide 8 moving linearlies on it, and upper slide 8 drives cutter fixed thereon 9 and realizes the little displacement of high speed, finishes the principal feed motion of Non-circular Section Turning, by X
1Axle and X
2The numerical control composite shaft that axle forms is finished the whole Tutrning Process of on-circular cross-section jointly.
Claims (4)
1. the turning organisation of working of a numerical control composite shaft on-circular cross-section, it is characterized in that: this mechanism comprises saddle (3), saddle (3) and X
1Axis rail (4) connects, X
1Axis rail (4) is connected with middle slide plate (6), middle slide plate (6) and X
2Axis rail (10) connects, X
2Axis rail (10) is connected with upper slide (8), and upper slide (8) is connected with cutter (9).
2. the turning organisation of working of a kind of numerical control composite shaft on-circular cross-section according to claim 1 is characterized in that: the upper X of connection of saddle (3)
1Spindle motor seat (2), X
1Spindle motor seat (2) connects X
1Axial filament thick stick bearing (17), X
1Axial filament thick stick bearing (17) connects X
1Axial filament thick stick (18), X
1Axial filament thick stick (18) connects middle slide plate (6).
3. the turning organisation of working of described a kind of numerical control composite shaft on-circular cross-section according to claim 1 is characterized in that: the upper X of connection of middle slide plate (6)
2Spindle motor seat (11), X
2Spindle motor seat (11) connects X2 axial filament thick stick bearing (14), and X2 axial filament thick stick bearing (14) connects X
2Axial filament thick stick (15), X
2Axial filament thick stick (15) passes through X
2Axle shaft coupling (13) connects X
2Axle servomotor (12).
4. the turning organisation of working of described a kind of numerical control composite shaft on-circular cross-section according to claim 2 is characterized in that: X
1Axial filament thick stick (18) left end passes through X
1Axle shaft coupling (16) connects X
1Axle servomotor (1), X
1Axial filament thick stick (18) right-hand member connects X
1Axial filament thick stick right bearing (20), X
1Axial filament thick stick right bearing (20) connects X
1Axial filament thick stick seat (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220356678 CN202804190U (en) | 2012-07-15 | 2012-07-15 | Numerical control compound-axis turning mechanism for non-circular sections |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220356678 CN202804190U (en) | 2012-07-15 | 2012-07-15 | Numerical control compound-axis turning mechanism for non-circular sections |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202804190U true CN202804190U (en) | 2013-03-20 |
Family
ID=47863134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220356678 Expired - Fee Related CN202804190U (en) | 2012-07-15 | 2012-07-15 | Numerical control compound-axis turning mechanism for non-circular sections |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202804190U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102825491A (en) * | 2012-07-15 | 2012-12-19 | 浙江陀曼精密机械有限公司 | Numerical control composite axis non-circular section machining mechanism |
| CN104889752A (en) * | 2015-01-23 | 2015-09-09 | 南京建克机械有限公司 | Third axis group mechanism on movable turning-milling machine tool |
-
2012
- 2012-07-15 CN CN 201220356678 patent/CN202804190U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102825491A (en) * | 2012-07-15 | 2012-12-19 | 浙江陀曼精密机械有限公司 | Numerical control composite axis non-circular section machining mechanism |
| CN104889752A (en) * | 2015-01-23 | 2015-09-09 | 南京建克机械有限公司 | Third axis group mechanism on movable turning-milling 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20200715 |