CN204524344U - A kind of numerical control borer mechanical feed actuating unit - Google Patents
A kind of numerical control borer mechanical feed actuating unit Download PDFInfo
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- CN204524344U CN204524344U CN201520207695.0U CN201520207695U CN204524344U CN 204524344 U CN204524344 U CN 204524344U CN 201520207695 U CN201520207695 U CN 201520207695U CN 204524344 U CN204524344 U CN 204524344U
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- nut seat
- feed mechanism
- guideway
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- drive motors
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Abstract
The utility model provides a kind of numerical control borer mechanical feed actuating unit, comprise lathe bed, lathe bed is provided with Z-direction feed mechanism, Y-direction feed mechanism and X to feed mechanism, Z-direction feed mechanism, Y-direction feed mechanism and X all use drive motors to drive feed screw nut seat to move on rolling guide-rail pairs to feed mechanism.This mechanical feed actuating unit has that structure is simple, response and movement velocity fast, manufacture and advantage that maintenance cost is low.
Description
Technical field
The utility model relates generally to numerical control borer field, specifically a kind of numerical control borer mechanical feed actuating unit.
Background technology
Horizontal boring machine is most widely used one in boring machine, and it mainly carries out hole machined, to general horizontal boring machine, boring axle is horizontally disposed and make axial feed, and main spindle box is along the vertically movement of front column guide rail, and workbench does vertical or horizontal movement, carry out boring processing, this machine tool applications is extensive.
Existing numerical control borer mechanical device also exists following key technical problem in actual applications: numerical control borer feeding executing agency complex structure, and maintenance, disassembly process is loaded down with trivial details, high to the requirement on machining accuracy of basic components; Guide rail many employings slidingtype guide rail in feeding executing agency, device responds and movement velocity are slow, and mechanical stiffness is low, and machining accuracy is low, device fabrication and maintenance cost high; Feeding executing agency middle guide, without locking, easily by extraneous vibration generation shifting phenomena in lathe runs, affects equipment machining accuracy.
Utility model content
The technical problem that the utility model solves is, for the deficiency of current technology, from practical application, provide a kind of numerical control borer mechanical feed actuating unit, this mechanical feed actuating unit have that structure is simple, response and movement velocity fast, manufacture and advantage that maintenance cost is low.
The technical solution of the utility model is as follows:
A kind of numerical control borer mechanical feed actuating unit, comprise lathe bed, lathe bed is provided with Z-direction feed mechanism, Y-direction feed mechanism and X to feed mechanism, described Z-direction feed mechanism comprises the Z-direction drive motors be fixed on lathe bed, and Z-direction drive motors connects Z-direction leading screw by Z-direction shaft coupling, and Z-direction leading screw is threaded connection Z-direction nut seat, Z-direction nut seat connects saddle, connect Z-direction guideway below saddle, Z-direction guideway is fixed on lathe bed, connects X to feed mechanism above saddle;
Described X comprises to feed mechanism and is fixed on X on saddle to drive motors, X connects X to leading screw by X to shaft coupling to drive motors, and X is threaded connection X to nut seat to leading screw, and X is to nut seat connecting working table, connect X direction guiding rail below workbench secondary, X direction guiding rail pair is fixed on saddle;
Described Y-direction feed mechanism comprises Y-direction drive motors, Y-direction drive motors is fixed on column, described column connects lathe bed, Y-direction drive motors connects Y-direction leading screw by Y-direction shaft coupling, Y-direction leading screw is threaded connection Y-direction nut seat, Y-direction nut seat connects main spindle box, and connect Y-direction guideway below main spindle box, Y-direction guideway is fixed on column;
Described X direction guiding rail pair, Y-direction guideway, Z-direction guideway are all paired rolling guide-rail pairs.
Further, described X is flexible sheet shaft coupling to shaft coupling, Y-direction shaft coupling, Z-direction shaft coupling.
Further, described X between nut seat with workbench, Y-direction nut seat with between main spindle box, Z-direction nut seat is all connected by screw and taper bolt with between saddle.
Further, described X direction guiding rail pair, Y-direction guideway, Z-direction guideway side are equipped with lock-screw.
Further, described lathe bed is arranged on isolating frame by levelling screw.
The beneficial effects of the utility model:
1, in the utility model, X, the Y of numerical control borer, the feed mechanism of Z-direction all adopt leading screw, guide tracked motion, and structure is simple, and in device, guideway used all adopts rolling guide-rail pairs, response and movement velocity fast, manufacture and maintenance cost low; Rolling guide-rail pairs in device adopts twin type, on the one hand can the gapless motion of implement device, improve the motion rigidity of mechanical system, can realize " averaging effect of errors " on the other hand, thus reduce basic part requirement on machining accuracy, reduce the machine-building cost difficulty of basic components; The third aspect simplifies the design and manufaction of frame for movement.
2, the flexible sheet shaft coupling adopted in the utility model compensates the relative displacement of connected diaxon by the elastic deformation of diaphragm, and without the need to lubrication, compact conformation, intensity is high, and mounting or dismounting are conveniently seen, effectively can improve the kinematic accuracy of feed arrangement.
3, in the utility model, nut seat junction is provided with taper bolt as alignment pin, and the nut seat caused after effectively preventing lathe from using for a long time connects loosening and displacement, improves the machining accuracy of lathe.
4, the lock-screw of the utility model middle guide secondary side setting, can prevent from occurring to loosen and displacement at machine tool motion process middle guide, improve machining accuracy and the stability in use of lathe.、
5, the utility model medial bed is bolted on isolating frame by leveling, and stable equipment operation is high, and leveling is simple, quick.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model front view structural representation;
Accompanying drawing 2 is the utility model left view structural representation.
Label shown in accompanying drawing: 1, isolating frame; 2, levelling screw; 3, lathe bed; 4, lock-screw; 5, Z-direction guideway; 6, taper bolt; 7, screw; 8, X is to leading screw; 9, Y-direction drive motors; 10, column; 11, X is to nut seat; 12, X is to shaft coupling; 13, X is to drive motors; 14, saddle; 15, Y-direction shaft coupling; 16, Y-direction leading screw; 17, Y-direction nut seat; 18, Y-direction guideway; 19, main spindle box; 20, Z-direction drive motors; 21, Z-direction shaft coupling; 22, workbench; 23, X direction guiding rail is secondary; 24, Z-direction nut seat; 25, Z-direction leading screw.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As accompanying drawing 1, shown in 2, a kind of numerical control borer mechanical feed actuating unit, comprise lathe bed 3, the conveniently adjustment of lathe bed 3, can lathe bed 3 be arranged on isolating frame 1 by levelling screw 2, lathe bed 3 is provided with Z-direction feed mechanism, Y-direction feed mechanism and X are to feed mechanism, described Z-direction feed mechanism comprises the Z-direction drive motors 20 be fixed on lathe bed 3, Z-direction drive motors 20 connects Z-direction leading screw 25 by Z-direction shaft coupling 21, Z-direction leading screw 25 is threaded connection Z-direction nut seat 24, Z-direction nut seat 24 connects saddle 14, Z-direction guideway 5 is connected below saddle 14, Z-direction guideway 5 is fixed on lathe bed 3, X is connected to feed mechanism above saddle 14, Z-direction feed mechanism is for workbench 22 provides lengthwise movement, be specially: Z-direction drive motors 20 passes through Z-direction shaft coupling 21 by power transmission to Z-direction leading screw 25, Z-direction leading screw 25 realizes synchronous rotary motion with Z-direction motor 20, it is threaded engagement between Z-direction nut seat 24 and Z-direction leading screw 25, and the rotary motion of Z-direction leading screw 25 is converted to the rectilinear motion of Z-direction nut seat 24, saddle 14 realizes consolidation by screw 7, taper bolt 6 with Z-direction nut seat 24, and realize motion with Z-direction nut seat 24 on Z-direction guideway 5, and then indirectly realize workpiece feed motion in z-direction.
Described X comprises to feed mechanism and is fixed on X on saddle 14 to drive motors 13, X connects X to leading screw 8 by X to shaft coupling 12 to drive motors 13, X is threaded connection X to nut seat 11 to leading screw 8, X is to nut seat 11 connecting working table 22, connecting X direction guiding rail pair 23, X direction guiding rail pair 23 below workbench 22 is fixed on saddle 14, X is arranged on saddle 14 to feed motion, X is for workbench 22 provides transverse movement to feed motion, be specially: X realizes being connected to shaft coupling to drive motors 13 by X to leading screw 8 with X, and realize synchronous rotary motion with X to drive motors 13, X to nut seat 11 and X to leading screw 8 between for being threaded, and X can be converted to X to nut seat 11 rectilinear motion in X direction to the rotary motion of leading screw 8, workbench 22 is by screw 7, taper bolt 6 and X realize consolidation to nut seat 11, and workpiece feed motion is in the X direction realized with X to nut seat 11 in X direction guiding rail pair 23,
Described Y-direction feed mechanism comprises Y-direction drive motors 9, Y-direction drive motors 9 is fixed on column 10, described column 10 connects lathe bed 3, Y-direction drive motors 9 connects Y-direction leading screw 16 by Y-direction shaft coupling 15, the Y-direction nut seat 17 that is threaded crossed by Y-direction leading screw logical 16, Y-direction nut seat 17 connects main spindle box 19, connects Y-direction guideway 18 below main spindle box 19, and Y-direction guideway 18 is fixed on column 10, Y-direction feeding structure is for main spindle box 19 provides vertical motion, be specially: Y-direction drive motors 9 is connected by Y-direction shaft coupling 15 with Y-direction leading screw 16, and realize synchronous rotary motion with Y-direction drive motors 9, for being threaded between Y-direction nut seat 17 with Y-direction leading screw 16, and convert the rotary motion of Y-direction leading screw 16 rectilinear motion of Y-direction nut seat 17 along Y-direction to, main spindle box 19 realizes consolidation by screw 7 and alignment pin 6 and Y-direction nut seat 17, and with the feed motion that Y-direction nut seat 17 realizes in the Y direction on Y-direction guideway 18, and then realize boring cutter linear feeding motion in the Y direction,
Described X direction guiding rail pair 23, Y-direction guideway 18, Z-direction guideway 5 are all paired rolling guide-rail pairs.
The feed mechanism of this numerical control borer precisely and at high speed can realize the boring technique of workpiece, its mechanical feed actuating unit realizes the entity actuating unit of workpiece in three dimensions feeding, this apparatus structure is simple, stability in use is high, adopt the response of rolling guide-rail pairs and movement velocity fast, manufacture and maintenance cost low.
Preferably, described X is all flexible sheet shaft couplings to shaft coupling 12, Y-direction shaft coupling 15, Z-direction shaft coupling 21.Adopt the mounting or dismounting of flexible sheet shaft coupling to put a century, be applicable to the axle system transmission of high-speed working condition environment, and flexible sheet shaft coupling reliability is high, noiselessness, can compensate the relative displacement of diaxon, the speed of service that can improve this feed mechanism can respond.
Preferably, described X direction guiding rail pair 23, Y-direction guideway 18, Z-direction guideway 5 side are equipped with lock-screw 4.Guideway is arranged in a limited impression, then uses from groove outer end lock-screw 4 to be locked by guideway, can prevent from being shifted in groove in motion process middle guide pair, affect the machining accuracy of boring machine.
Embodiment:
A kind of numerical control borer mechanical feed actuating unit, comprise lathe bed 3, lathe bed 3 is arranged on isolating frame 1 by levelling screw 2, lathe bed 3 is provided with Z-direction feed mechanism, Y-direction feed mechanism and X are to feed mechanism, described Z-direction feed mechanism comprises the Z-direction drive motors 20 be fixed on lathe bed 3, Z-direction drive motors 20 connects Z-direction leading screw 25 by Z-direction flexible sheet shaft coupling 21, Z-direction leading screw 25 is threaded connection Z-direction nut seat 24, Z-direction nut seat 24 is by screw 7, taper bolt 6 connects saddle 14, Z-direction guideway 5 is connected below saddle 14, Z-direction guideway 5 is fixed on lathe bed 3, X is connected to feed mechanism above saddle 14, described X comprises to feed mechanism and is fixed on X on saddle 14 to drive motors 13, X connects X to leading screw 8 by X to flexible sheet shaft coupling 12 to drive motors 13, X is threaded connection X to nut seat 11 to leading screw 8, X passes through screw 7 to nut seat 11, taper bolt 6 connecting working table 22, X direction guiding rail pair 23 is connected below workbench 22, X direction guiding rail pair 23 is fixed on saddle 14, described Y-direction feed mechanism comprises Y-direction drive motors 9, Y-direction drive motors 9 is fixed on column 10, described column 10 connects lathe bed 3, Y-direction drive motors 9 connects Y-direction leading screw 16 by Y-direction flexible sheet shaft coupling 15, the Y-direction nut seat 17 that is threaded crossed by Y-direction leading screw logical 16, Y-direction nut seat 17 is by screw 7, taper bolt 6 connects main spindle box 19, Y-direction guideway 18 is connected below main spindle box 19, Y-direction guideway 18 is fixed on column 10, above-mentioned X direction guiding rail pair 23, Y-direction guideway 18, Z-direction guideway 5 is all paired rolling guide-rail pairs, and guideway side is provided with lock-screw 4.The beneficial effect of the present embodiment: this boring machine mechanical feed actuating unit uses leading screw, rolling guide formula, have response and movement velocity fast, manufacture and the low advantage of maintenance cost, lock-screw is provided with in guideway side, guideway effectively can be prevented to be shifted in the boring machine course of work, to further increase the machining accuracy of boring machine.
Claims (5)
1. a numerical control borer mechanical feed actuating unit, comprise lathe bed (3), lathe bed (3) is provided with Z-direction feed mechanism, Y-direction feed mechanism and X are to feed mechanism, it is characterized in that: described Z-direction feed mechanism comprises the Z-direction drive motors (20) be fixed on lathe bed (3), Z-direction drive motors (20) connects Z-direction leading screw (25) by Z-direction shaft coupling (21), Z-direction leading screw (25) is threaded connection Z-direction nut seat (24), Z-direction nut seat (24) connects saddle (14), saddle (14) below connects Z-direction guideway (5), Z-direction guideway (5) is fixed on lathe bed (3), saddle (14) top connects X to feed mechanism,
Described X comprises to feed mechanism and is fixed on X on saddle (14) to drive motors (13), X connects X to leading screw (8) by X to shaft coupling (12) to drive motors (13), X is threaded connection X to nut seat (11) to leading screw (8), X is to nut seat (11) connecting working table (22), workbench (22) below connects X direction guiding rail pair (23), and X direction guiding rail pair (23) is fixed on saddle (14);
Described Y-direction feed mechanism comprises Y-direction drive motors (9), Y-direction drive motors (9) is fixed on column (10), described column (10) connects lathe bed (3), Y-direction drive motors (9) connects Y-direction leading screw (16) by Y-direction shaft coupling (15), the Y-direction nut seat (17) that is threaded crossed by Y-direction leading screw logical (16), Y-direction nut seat (17) connects main spindle box (19), main spindle box (19) below connects Y-direction guideway (18), and Y-direction guideway (18) is fixed on column (10);
Described X direction guiding rail pair (23), Y-direction guideway (18), Z-direction guideway (5) are all paired rolling guide-rail pairs.
2. a kind of numerical control borer mechanical feed actuating unit as claimed in claim 1, is characterized in that: described X is all flexible sheet shaft couplings to shaft coupling (12), Y-direction shaft coupling (15), Z-direction shaft coupling (21).
3. a kind of numerical control borer mechanical feed actuating unit as claimed in claim 1, is characterized in that: described X is all connected by screw (7) and taper bolt (6) between nut seat (11) with workbench (22), between Y-direction nut seat (17) with main spindle box (19), between Z-direction nut seat (24) with saddle (14).
4. a kind of numerical control borer mechanical feed actuating unit as claimed in claim 1, is characterized in that: described X direction guiding rail pair (23), Y-direction guideway (18), Z-direction guideway (5) side are equipped with lock-screw (4).
5. a kind of numerical control borer mechanical feed actuating unit as claimed in claim 1, is characterized in that: described lathe bed (3) is arranged on isolating frame (1) by levelling screw (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520207695.0U CN204524344U (en) | 2015-04-08 | 2015-04-08 | A kind of numerical control borer mechanical feed actuating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520207695.0U CN204524344U (en) | 2015-04-08 | 2015-04-08 | A kind of numerical control borer mechanical feed actuating unit |
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| Publication Number | Publication Date |
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| CN204524344U true CN204524344U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520207695.0U Expired - Fee Related CN204524344U (en) | 2015-04-08 | 2015-04-08 | A kind of numerical control borer mechanical feed actuating unit |
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| CN (1) | CN204524344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666165A (en) * | 2016-04-23 | 2016-06-15 | 北京工业大学 | Machine tool sliding plate structure |
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2015
- 2015-04-08 CN CN201520207695.0U patent/CN204524344U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666165A (en) * | 2016-04-23 | 2016-06-15 | 北京工业大学 | Machine tool sliding plate structure |
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| Date | Code | Title | Description |
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| 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: 20150805 Termination date: 20160408 |
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| CF01 | Termination of patent right due to non-payment of annual fee |