CN202123392U - Transmission of spindle of diamond fine boring machine - Google Patents
Transmission of spindle of diamond fine boring machine Download PDFInfo
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- CN202123392U CN202123392U CN2011201759209U CN201120175920U CN202123392U CN 202123392 U CN202123392 U CN 202123392U CN 2011201759209 U CN2011201759209 U CN 2011201759209U CN 201120175920 U CN201120175920 U CN 201120175920U CN 202123392 U CN202123392 U CN 202123392U
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- boring machine
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Abstract
The utility model discloses a transmission of a spindle of a diamond fine boring machine, which comprises a motor, the spindle and a slide table seat mounted on an upright column of the diamond fine boring machine. The slide table seat is provided with a vertical through hole for mounting the spindle, the motor is vertically connected to the upper end of the through hole via a connecting part, the lower end of the through hole is fixedly connected with a cylindrical bearing block, the upper portion of the spindle penetrates through the through hole of the slide table seat to be connected with a rotating shaft of the motor via a coupler, the lower portion of the spindle is mounted in the bearing block via a bearing, and the bottom of the spindle is connected with a boring bar. The motor is vertically arranged, the tail of the spindle is connected with a motor shaft via the anti-backlash coupler, and the boring bar is directly connected onto the spindle via screws. A transmission chain is short, and furthermore, the transmission is compact in structure, convenient in maintenance, stable in transmission, low in noise and high in transmission efficiency.
Description
Technical field
The utility model relates to the Metal Cutting Machine Tool technical field, relates to a kind of diamond fine boring machine spindle gearing in particular.
Background technology
Shown in Figure 4 in existing diamond fine boring machine spindle gearing such as the accompanying drawing; Mechanism is counted from main shaft (2); Press power and transmit the reversed order description, mainly form: be installed in main shaft (2) mechanism, castellated rectangle clutch (17), a pair of belt pulley (14), transmission polished rod (16), speed-changing gear box (15), a pair of belt pulley (18) and motor (9) in the bearing block by two cover bearings and main shaft by following mechanism.Count from motor (9), press the power pass order and describe, its power transmission route is: by motor (9) through a pair of belt pulley (18); Get into speed-changing gear box (15); Band changes transmission polished rod (16) and a pair of belt pulley (14), again through castellated rectangle clutch (17), to main shaft (2) rotation.This diamond fine boring machine has following shortcoming:
1, driving chain mechanism is tediously long and huge, and parts are many, and the power transmission range is long;
2, mainshaft mechanism rigidity and undercapacity, bearing capacity is low, and cutting data is little;
3, adopt two diabolo belt pulleys, transmission efficiency is low, and power loss is big;
4, structure is comparatively backward, and it is many to take up room, and changes comparatively difficulty of consumable accessory;
5, the main shaft speed change manual operation is many and inconvenient, and operation labour intensity is big;
6, component of machine is many, and is easy to wear, and drive gap is big, causes transmission not steady, and noise is bigger.
The utility model content
The utility model is exactly a kind of diamond fine boring machine spindle gearing that provides in order to address the above problem; Adopt the perpendicular structure of putting of motor; Be connected by no backlash shaft coupling between main shaft afterbody and the motor shaft; Boring bar directly is connected on the main shaft with screw, not only driving-chain weak point, compact conformation, easy to maintenance, and also stable drive, noise is low, transmission efficiency is high.
The utility model is to adopt following technical scheme to realize above-mentioned purpose: a kind of diamond fine boring machine spindle gearing; Include motor, main shaft and be installed in the carriage saddle on the diamond fine boring machine column; On this carriage saddle, be provided with the through hole that main shaft is installed in vertical being used to; This motor vertically is connected this through hole upper end by connector, is fixedly connected with bearing block cylindraceous in this through hole lower end, and the through hole that carriage saddle is passed on this main shaft top is connected by shaft coupling with the rotating shaft of motor; This main shaft bottom is installed in the bearing block by bearing, and the bottom of this main shaft is connected with boring bar.
As further specifying of such scheme:
Preferably, the through hole of said carriage saddle upper end is provided with bearing mounting hole, and the bearing that is used for supports main shaft top is installed in this bearing mounting hole, and the lower end of this through hole is provided with the second order counterbore.
Preferably; The outer rim of said bearing block upper end is provided with flange, and inner edge is provided with bearing mounting hole, and the inner edge of this bearing block lower end is provided with the second order counterbore; The hole of this second order counterbore upper end is a bearing mounting hole; Bearing all is installed in the bearing mounting hole of these bearing block top and bottom, and this bearing and main shaft bottom are connected, and this bearing block is fixedly connected on the lower end of carriage saddle through hole through the flange of upper end.
Preferably; Said main shaft is the multidiameter structure that diameter from top to bottom increases gradually, is provided with flange in this main shaft lower end, is socketed with the spacer of tubular in this main shaft bottom; Be bolted with adjusting nut at this main shaft middle part; This spindle flange cooperates with the second order counterbore of bearing block lower end inner edge, and the main shaft portion of this spindle flange upper end is connected with the bearing inner race that is installed on the bearing block, and this spacer is arranged between the bearing inner race at two ends up and down; This adjusting nut is arranged on the top of bearing inner race topmost; This adjusting nut cooperates with the second order counterbore of carriage saddle through hole lower end, and the top of this main shaft is connected with the bearing inner race that is installed in carriage saddle through hole upper end, and the top of this main shaft is connected with shaft coupling.
Preferably, said connector includes support set and gland, and this support set is the tubular structure that two ends are equipped with flange; This gland is the flange plate structure that is provided with inside and outside two circle screws; This gland is arranged on the bearing mounting hole of carriage saddle through hole upper end, and is screwed onto on the carriage saddle by screw through the inner ring screw, and the flange of this support set lower end is connected with gland; The flange of this support set upper end is connected with motor, and said shaft coupling is arranged on this support set middle part.
Preferably, the said bearing that is installed in carriage saddle through hole upper end is a cylinder roller bearing.
Preferably, the said bearing that is installed on the bearing block is the angular contact ball bearing of mounted in pairs up and down, and the angular contact ball bearing that is installed in the bearing block top and bottom is two.
Preferably, said shaft coupling is no backlash shaft coupling.
Preferably, said boring bar is screwed onto on the flange of main shaft lower end by screw.
The beneficial effect that the utility model adopts above technical scheme to reach is:
1. the driving-chain of the said diamond fine boring machine spindle gearing of the utility model has only main shaft, shaft coupling and motor; Directly drive main shaft by motor; Not only power transmission is high apart from weak point, transmission efficiency,, power loss is little, and parts few, take up room little, easy to maintenance, use cost is low.
2. the main axle structure of the said diamond fine boring machine spindle gearing of the utility model is advanced, precision is high, rigidity is sufficient, intensity is good, bearing capacity is big, can satisfy the finishing requirements of moderate duty.
3. the connection between main shaft, shaft coupling and the machine shaft of the said diamond fine boring machine spindle gearing of the utility model; Adopt no key pressure type to be fastenedly connected; Not only mounting or dismounting are convenient; Can also avoid the wearing and tearing that cause because of the relative motion in cooperating, realize the transmission of no gap, and stable drive, noise are low.
4. be provided with two cover angular contact ball bearings and main shaft lower end diameter in the main shaft bottom bigger for the said diamond fine boring machine spindle gearing of the utility model; Adapting to installation length is the boring bar about 350mm; Join the knives tool; Once can accomplish the processing of many steps of diesel-engine body cylinder-bore, working (machining) efficiency can be significantly improved.
Description of drawings
Fig. 1 is the structural representation of the said diamond fine boring machine spindle gearing of the utility model;
Fig. 2 is the enlarged drawing of local A among Fig. 1;
Fig. 3 is the scheme of installation of the said spindle gearing of the utility model on diamond fine boring machine;
Fig. 4 is the spindle gearing sketch map of existing diamond fine boring machine.
Description of reference numerals:
The 1-bearing block, 2-main shaft, 3-angular contact ball bearing, 4-carriage saddle, 5-cylinder roller bearing; The 6-gland, 7-support set, 8-do not have the backlash shaft coupling, 9-motor, 10-boring bar; The 11-column, the 12-slide unit is secondary, 13-spindle gearing, 14-belt pulley, 15-speed-changing gear box; The 17-clutch, 18-belt pulley, 19-spacer, 20-adjusting nut.
The specific embodiment
For further setting forth the 26S Proteasome Structure and Function of the utility model, below in conjunction with accompanying drawing and preferred embodiment the utility model is elaborated, but the protection domain that is to be understood that the utility model does not receive the restriction of the specific embodiment.
Fig. 1 is the structural representation of the said diamond fine boring machine spindle gearing of the utility model; Shown in figure; This spindle gearing 13 includes motor 9, main shaft 2, carriage saddle 4 and bearing block 1, on this carriage saddle 4, is provided with the through hole that main shaft 2 is installed in vertical being used to, and this motor 9 vertically is connected this through hole upper end by connector; Be fixedly connected with bearing block 1 cylindraceous in this through hole lower end; The through hole that carriage saddle 4 is passed on these main shaft 2 tops is connected by no backlash shaft coupling 8 with the rotating shaft of motor 9, and these main shaft 2 bottoms are installed in the bearing block 1 by bearing, and the bottom of this main shaft 2 is connected with boring bar 10 by screw.
During assembling; In the bearing mounting hole of bearing block 1 lower end, install earlier two angular contact ball bearings 3; Then main shaft 2 is stretched into bearing block 1 from the bottom to top, the flange of main shaft 2 lower ends is cooperated with the second order counterbore of bearing block 1 lower end, the main shaft 2 of flange upper end cooperates with the inner ring of angular contact ball bearing 3 and props up the inner ring of angular contact ball bearing 3 bottom by main shaft 2 flanges; And then put spacer 19; Spacer 19 lower ends are against on the inner ring near the angular contact ball bearing 3 of upper end, two angular contact ball bearings 3 then are installed in the bearing mounting hole of bearing block 1 upper end again, the inner ring of these two angular contact ball bearings 3 is cooperated with main shaft 2; And make the upper end that is against spacer 19 near the inner ring of the angular contact ball bearing 3 of lower end; Loading onto adjusting nut 20 and packing ring thereof then, making packing ring be pressed on the inner ring of angular contact ball bearing 3 topmost the dynamics that compresses of coming adjusting washer (disk) through rotation adjusting nut 20; And then regulate the position degree of this two diagonal angles contact ball bearing 3, thereby reach the purpose of regulating main shaft 2 precision.After main shaft 2 and bearing block 1 assemble, main shaft 2 tops are put in the through hole of carriage saddle 4, the flange of bearing block 1 upper end and adjusting nut 20 are cooperated with the second order counterbore of carriage saddle 4 lower ends; And the flange of bearing block 1 upper end is screwed onto carriage saddle 4 lower ends with screw; A cylinder roller bearing 5 is installed in the bearing mounting hole of carriage saddle 4 upper ends then, its bearing inner race is cooperated with main shaft 2 tops, then gland 6 is enclosed within main shaft 2 upper ends; Make it push down cylinder roller bearing 5; With the screw of screw through gland 6 inner rings gland 6 is screwed onto carriage saddle 4 upper ends then, loads onto an end of no backlash shaft coupling 8 then on the top of main shaft 2, so promptly accomplished the assembling of main shaft 2 with bearing block 1, carriage saddle 4; The other end that will not have backlash shaft coupling 8 then is contained in the rotating shaft of motor 9; Put support set 7 again, will support cover to be screwed onto on the motor 9 by screw, at last again with motor 9 perpendicular putting through the flange of support set 7 upper ends; The flange of support set 7 lower ends is alignd with the Asia dish that is installed in carriage saddle 4 upper ends, and being connected firmly by screw gets final product.
Fig. 2 is the enlarged drawing of local A among Fig. 1; Shown in figure, the flange of main shaft 2 lower ends is provided with step, on the periphery of this step, also is provided with the groove that is provided with along circumferentially; This step cooperates with the second order counterbore of bearing block 1 lower end; Therefore only need set the gap between step and the second order counterbore, can realize the dustproof and waterproof protection of angular contact ball bearing 3, need not to be provided with again rubber seal.
Fig. 3 is that the said spindle gearing of the utility model is installed in the structural representation on the diamond fine boring machine; Shown in figure; This diamond fine boring machine is a vertical structure; Carriage saddle 4 constitutes the slide unit pair 12 that can move up and down with the column 11 of this boring machine, on this carriage saddle 4 of 13 vertical installations of the spindle gearing shown in the utility model.
Be merely one of the utility model preferred embodiment shown in the utility model the foregoing description and the accompanying drawing; Can not limit to the utility model with this; Under the condition that does not break away from the utility model marrow, any change that those skilled in the art did all belongs to the protection domain of the utility model.
Claims (9)
1. diamond fine boring machine spindle gearing; Include motor, main shaft and be installed in the carriage saddle on the diamond fine boring machine column; It is characterized in that, on this carriage saddle, be provided with the through hole that main shaft is installed in vertical being used to, this motor vertically is connected this through hole upper end by connector; Be fixedly connected with bearing block cylindraceous in this through hole lower end; The through hole that carriage saddle is passed on this main shaft top is connected by shaft coupling with the rotating shaft of motor, and this main shaft bottom is installed in the bearing block by bearing, and the bottom of this main shaft is connected with boring bar.
2. diamond fine boring machine spindle gearing according to claim 1 is characterized in that, the through hole upper end of said carriage saddle is provided with bearing mounting hole, and the bearing that is used for supports main shaft top is installed in this bearing mounting hole, and the lower end of this through hole is provided with the second order counterbore.
3. diamond fine boring machine spindle gearing according to claim 1 and 2 is characterized in that, the outer rim of said bearing block upper end is provided with flange; Inner edge is provided with bearing mounting hole; The inner edge of this bearing block lower end is provided with the second order counterbore, and the hole of this second order counterbore upper end is a bearing mounting hole, and bearing all is installed in the bearing mounting hole of these bearing block top and bottom; This bearing and main shaft bottom are connected, and this bearing block is fixedly connected on the lower end of carriage saddle through hole through the flange of upper end.
4. diamond fine boring machine spindle gearing according to claim 3 is characterized in that, said main shaft is the multidiameter structure that diameter from top to bottom increases gradually; Be provided with flange in this main shaft lower end; Be socketed with the spacer of tubular in this main shaft bottom, be bolted with adjusting nut at this main shaft middle part, this spindle flange cooperates with the second order counterbore of bearing block lower end inner edge; The main shaft portion of this spindle flange upper end is connected with the bearing inner race that is installed on the bearing block; Between the bearing inner race at two ends, this adjusting nut was arranged on the top of bearing inner race topmost about this spacer was arranged on, and this adjusting nut cooperates with the second order counterbore of carriage saddle through hole lower end; The top of this main shaft is connected with the bearing inner race that is installed in carriage saddle through hole upper end, and the top of this main shaft is connected with shaft coupling.
5. diamond fine boring machine spindle gearing according to claim 1 and 2; It is characterized in that said connector includes support set and gland, this support set is the tubular structure that two ends are equipped with flange; This gland is the flange plate structure that is provided with inside and outside two circle screws; This gland is arranged on the bearing mounting hole of carriage saddle through hole upper end, and is screwed onto on the carriage saddle by screw through the inner ring screw, and the flange of this support set lower end is connected with gland; The flange of this support set upper end is connected with motor, and said shaft coupling is arranged on this support set middle part.
6. diamond fine boring machine spindle gearing according to claim 2 is characterized in that, the said bearing that is installed in carriage saddle through hole upper end is a cylinder roller bearing.
7. diamond fine boring machine spindle gearing according to claim 3 is characterized in that, the said bearing that is installed on the bearing block is the angular contact ball bearing of mounted in pairs up and down, and the angular contact ball bearing that is installed in the bearing block top and bottom is two.
8. diamond fine boring machine spindle gearing according to claim 4 is characterized in that said shaft coupling is no backlash shaft coupling.
9. diamond fine boring machine spindle gearing according to claim 4 is characterized in that said boring bar is screwed onto on the flange of main shaft lower end by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201759209U CN202123392U (en) | 2011-05-25 | 2011-05-25 | Transmission of spindle of diamond fine boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201759209U CN202123392U (en) | 2011-05-25 | 2011-05-25 | Transmission of spindle of diamond fine boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202123392U true CN202123392U (en) | 2012-01-25 |
Family
ID=45486463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201759209U Expired - Fee Related CN202123392U (en) | 2011-05-25 | 2011-05-25 | Transmission of spindle of diamond fine boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202123392U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112792580A (en) * | 2021-01-19 | 2021-05-14 | 诸暨丹吉诺机电科技有限公司 | Numerical control high-precision grooving machine |
-
2011
- 2011-05-25 CN CN2011201759209U patent/CN202123392U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112792580A (en) * | 2021-01-19 | 2021-05-14 | 诸暨丹吉诺机电科技有限公司 | Numerical control high-precision grooving machine |
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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: 20120125 Termination date: 20160525 |