CN202129453U - Precise numerical-control flat turning lathe - Google Patents
Precise numerical-control flat turning lathe Download PDFInfo
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- CN202129453U CN202129453U CN201120189640U CN201120189640U CN202129453U CN 202129453 U CN202129453 U CN 202129453U CN 201120189640 U CN201120189640 U CN 201120189640U CN 201120189640 U CN201120189640 U CN 201120189640U CN 202129453 U CN202129453 U CN 202129453U
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- lathe
- ball
- screw
- flat turning
- facing head
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Abstract
The utility model discloses a precise numerical-control flat turning lathe which comprises a flat turning disc and a feeding slide plate, wherein, the feeding slide plate is mounted in a sliding groove of the flat turning disc; a ball screw feeding device capable of driving the slide plate to do radial motion and a dynamic balancing device are arranged in the flat turning disc; and the dynamic balancing device comprises counterweight blocks, counterweight ropes, a fixing block and pulleys. As the precise numerical-control flat turning lathe adopts a ball screw transmission manner, the moving position of the feeding slide plate can be accurately controlled, so that the lathe is very convenient to adjust; and as the counterweight blocks of the dynamic balancing device can keep moving against the feeding slide plate when the lathe is adjusted, the balanced state of the flat turning disc system can be kept, so as to reduce vibrations of the lathe during working, facilitate the improvement of the processing accuracy of work pieces and the rotating speed of the lathe, and further simplify a driving system mechanism. The precise numerical-control flat turning lathe can completely replace a traditional numerical-control flat turning lathe driven by gears and racks, and further improves the processing accuracy and the processing efficiency of the work pieces.
Description
Technical field
The utility model relates to machine tool field and related accessories, relates in particular to the flat lathe that revolves of a kind of accurate digital control.
Background technology
Numerical control is flat revolve lathe since its radially slide plate can be on facing head moving easily, be widely used in cut field to workpiece.The flat employing rack-and-pinion that radially slides of revolving its slide plate of lathe of the numerical control of using at present drives; Promptly main tooth bar passes main shaft and is driven through lead screw shaft by the motor of being located at lathe ram rear portion; The other end of main tooth bar drives the gear of being located in the facing head and rotates; And gear driven is located at the tooth bar motion on the slide plate thus, and then slide plate is moved diametrically.This Drive Structure remains in bigger defective: the one, because the return difference during transferring power is bigger between rack-and-pinion, repetitive positioning accuracy is low, influences working (machining) efficiency and workpiece machining accuracy; The 2nd, when the feed slide secundly, cause facing head system disequilibrium,, facing head produces vibration or impact when rotating at a high speed, and influence the workpiece machining accuracy, or limited the rotating speed of facing head; The 3rd, this mechanism structure is complicated, and matching requirements are higher.
The utility model content
The purpose of the utility model provides the flat lathe that revolves of a kind of accurate digital control, to solve the flat deficiency of revolving lathe of said gear rack drives type numerical control.
The technical scheme that the utility model solves the problems of the technologies described above is following: the flat lathe that revolves of a kind of accurate digital control; Comprise facing head and feed slide; Said facing head is provided with chute; Said feed slide is installed in the chute of said facing head, is characterized in: in said facing head, be provided with and can drive the ball-screw feed arrangement that said slide plate is done radial motion.
Said ball-screw feed arrangement comprises ball-screw, motor, belt and ball screw assembly,, and the ball-screw two ends are fixed on the facing head through spring bearing.Said motor connects ball-screw through belt, and said ball-screw connects said slide plate through ball screw assembly.
Said facing head is provided with dynamic poise device; Said dynamic poise device comprises balancing weight, counterweight rope, fixed block and pulley; Said pulley is provided with in pairs, and said counterweight becket bridle is on said pairs of pulley, and said balancing weight is fixed on the outside of said counterweight rope; Said fixed block is fixedly connected with said ball screw assembly,, and said counterweight rope connects said fixed block.
Said ball-screw feed arrangement also comprises the signal adapter that electric energy is provided to motor, and said signal adapter is installed in the tail end of main shaft, to realize the conversion of static power supply signal to the motion power supply signal.
The beneficial effect of the utility model: the one, owing to adopt the ball-screw transmission to make the feed slide accurate positioning, and then make the adjustment of lathe very convenient, improved working (machining) efficiency; The 2nd, owing to adopt dynamic poise device, make the facing head system in the slide block adjustment process, can remain poised state preferably, thereby reduced the vibration of lathe, help the machining accuracy of workpiece and the raising of lathe rotating speed; The 3rd, simplified drive system, saved bigger transmission device, practiced thrift the lathe manufacturing cost.
Description of drawings
Fig. 1 is the flat structural representation that revolves lathe of the driving numerical control of rack-and-pinion of prior art;
Fig. 2 is the flat lathe structure sketch map that revolves of accurate digital control of the utility model;
Fig. 3 is ball-screw feed arrangement and dynamic poise device installation site sketch map on facing head of the utility model;
Fig. 4 is that the A-A of Fig. 3 is to cutaway view;
Fig. 5 is the schematic side view of ball-screw feed arrangement among Fig. 3;
Fig. 6 is the used signal adapter structural representation of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the principle and the characteristic of the utility model are described, institute gives an actual example and only is used to explain the utility model, is not the scope that is used to limit the utility model.
As shown in Figure 1, the flat lathe that revolves of the driving numerical control of the rack-and-pinion of prior art, feed slide 11 ' be installed in facing head 10 ' on; Its driving mechanism comprises drive motors 06; Motor 06 drives leading screw 04 rotation through shaft coupling 05, and leading screw 04 is connected with main tooth bar 03, and the other end driven gear 02 of main tooth bar 03 rotates; Gear 02 drives the tooth bar 01 with feed slide 11 ' be connected, and then drive feed slide 11 ' move radially.Whole slider driving system be installed in ram 5 ' on, ram 5 ' be installed on base 1 ' on.The defective of this structure be owing to the rack pinion transmission intrinsic hysterisis error influenced the machining accuracy of workpiece, and can't guarantee dynamic balancing.
Like Fig. 2-shown in Figure 5; The flat lathe that revolves of the described a kind of accurate digital control of the utility model embodiment; Comprise facing head 10 and feed slide 11; On facing head 10, be provided with chute, said feed slide 11 is installed in the chute of facing head 10, in facing head 10, is provided with and can drives the ball-screw feed arrangement that feed slide 11 is done radial motion.
Said ball-screw feed arrangement comprises ball-screw 14, motor 12, belt 13 and ball screw assembly, 19, and said ball-screw 14 two ends are fixed on the facing head 10 through spring bearing 21.
Said motor 12 connects ball-screw 14 through belt 13, and ball-screw 14 connects feed slide 11 through ball screw assembly, 19.
Said facing head 10 is provided with dynamic poise device, and dynamic poise device comprises balancing weight 18, counterweight rope 17, fixed block 16 and pulley 20.Said pulley 20 is provided with in pairs, and counterweight rope 17 is looped around on a pair of pulley 20, and balancing weight 18 is fixed on the outside of counterweight rope 17, and fixed block 16 is fixedly connected with said ball screw assembly, 19, and counterweight rope 17 connects fixed block 16.
Said ball-screw feed arrangement also comprises the signal adapter 15 that electric energy is provided to motor 12, and said signal adapter 15 is installed in the tail end of main shaft 8, to realize the conversion of static power supply signal to the motion power supply signal.Like Fig. 2 and shown in Figure 6, signal adapter 15 is high-end technology products of a kind of import, and it comprises round end 15-1, stationary end 15-2 and lead-in wire 15-3.Said round end 15-1 and main shaft 8 be coaxial to be connected and with main axis rotation, it is fixed that stationary end 15-2 then keeps, and the lead-in wire 15-3 that connects external power is arranged on stationary end, and it can convert the external power signal to supply with motor 12 power easily.
The flat lathe operation principle of revolving of the accurate digital control of the utility model is following: ram 5 is installed on the base 1, and moves along horizontal axis through main leading screw 4 drives of driving that are installed on the base 1, and main leading screw 4 is driven through shaft coupling 3 by main motor; When the needs cutter when moving radially, lathe control system is sent instruction and is made motor 12 operation, and drives roller screws 14 through belt wheel belt 13 and rotate, and drives feed slides 11 through roller screw pair 19 and radially moves, and reaches feed-disabling after the setting value.
Main shaft 8 passes through belt wheel belt 7 driven rotary by spindle motor 6.
The described facing head mechanism of the utility model with ball-screw feed arrangement and dynamic poise device can also apply to crouch mill, rotary cutting class lathes such as vertical milling, vertical lathe, upright boring, the boring of crouching.
The above is merely the preferred embodiment of the utility model, and is in order to restriction the utility model, not all within the spirit and principle of the utility model, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (3)
1. an accurate digital control is put down and is revolved lathe; Comprise facing head (10) and feed slide (11); Said facing head (10) is provided with chute; Said feed slide (11) is installed in the chute of said facing head (10), it is characterized in that: in said facing head (10), be provided with and can drive the ball-screw feed arrangement that said feed slide (11) is done radial motion;
Said ball-screw feed arrangement comprises ball-screw (14), motor (12), belt wheel belt (13) and ball screw assembly, (19); Said ball-screw (14) two ends are fixed on the facing head (10) through spring bearing (21); Said motor (12) connects ball-screw (14) through belt (13), and ball-screw (14) connects said feed slide (11) through ball screw assembly, (19).
2. the flat lathe that revolves of accurate digital control according to claim 1; It is characterized in that: said facing head (10) is provided with dynamic poise device; Said dynamic poise device comprises balancing weight (18), counterweight rope (17), fixed block (16) and pulley (20); Said pulley (20) is provided with in pairs, and said counterweight rope (17) is looped around on the said a pair of pulley (20), and said balancing weight (16) is fixed on the outside of said counterweight rope (17); Said fixed block (16) is fixedly connected with said ball screw assembly, (19), and said counterweight rope (17) connects said fixed block (19).
3. the flat lathe that revolves of accurate digital control according to claim 1; It is characterized in that: said ball-screw feed arrangement also comprises the signal adapter (15) that electric energy is provided to motor (12); Said signal adapter (15) is installed in the tail end of main shaft (8), to realize the conversion of static power supply signal to the motion power supply signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120189640U CN202129453U (en) | 2011-06-08 | 2011-06-08 | Precise numerical-control flat turning lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120189640U CN202129453U (en) | 2011-06-08 | 2011-06-08 | Precise numerical-control flat turning lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202129453U true CN202129453U (en) | 2012-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120189640U Expired - Lifetime CN202129453U (en) | 2011-06-08 | 2011-06-08 | Precise numerical-control flat turning lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202129453U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218674A (en) * | 2011-06-08 | 2011-10-19 | 烟台路辰世友数控机械有限公司 | Precise numerical control rotary lathe |
| CN104097101A (en) * | 2014-07-15 | 2014-10-15 | 党金行 | Feeding system of rotating-speed-difference machine tool |
| CN105150003A (en) * | 2015-07-24 | 2015-12-16 | 南通福通机床有限公司 | Facing head for boring machine |
| CN112004627A (en) * | 2018-04-24 | 2020-11-27 | 欧迈格有限责任公司 | High-performance facing head |
| CN112869876A (en) * | 2021-01-12 | 2021-06-01 | 天津大学 | Gravity balancing device for translational adjustment of interventional medical robot |
-
2011
- 2011-06-08 CN CN201120189640U patent/CN202129453U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218674A (en) * | 2011-06-08 | 2011-10-19 | 烟台路辰世友数控机械有限公司 | Precise numerical control rotary lathe |
| WO2012167575A1 (en) * | 2011-06-08 | 2012-12-13 | 烟台路辰世友数控机械有限公司 | Precision numerically controlled horizontal rotating lathe |
| CN104097101A (en) * | 2014-07-15 | 2014-10-15 | 党金行 | Feeding system of rotating-speed-difference machine tool |
| CN105150003A (en) * | 2015-07-24 | 2015-12-16 | 南通福通机床有限公司 | Facing head for boring machine |
| CN112004627A (en) * | 2018-04-24 | 2020-11-27 | 欧迈格有限责任公司 | High-performance facing head |
| CN112004627B (en) * | 2018-04-24 | 2023-02-17 | 欧迈格有限责任公司 | High-performance facing head |
| CN112869876A (en) * | 2021-01-12 | 2021-06-01 | 天津大学 | Gravity balancing device for translational adjustment of interventional medical robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120201 Effective date of abandoning: 20130605 |
|
| RGAV | Abandon patent right to avoid regrant |