CN104209823A - Special grinding device for grinding workpiece with deep hole - Google Patents
Special grinding device for grinding workpiece with deep hole Download PDFInfo
- Publication number
- CN104209823A CN104209823A CN201410389269.3A CN201410389269A CN104209823A CN 104209823 A CN104209823 A CN 104209823A CN 201410389269 A CN201410389269 A CN 201410389269A CN 104209823 A CN104209823 A CN 104209823A
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- CN
- China
- Prior art keywords
- bearing
- grinding
- deep hole
- locking nut
- grinding spindle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention discloses a special grinding device for grinding a workpiece with a deep hole. The device comprises a grinding head body, and is characterized by also comprising a grinding head main shaft, a locking device, a motor assembly and a bearing assembly. The device has the advantages that a second polished shaft is provided with a first bearing, a second bearing and a dental pulp locking nut, so as to avoid the larger shaking caused by rotation of a motor in the use process, and improve the processing precision; a first polished shaft is uniformly provided with four bearings same in specification, so when the motor drives the grinding head to process, the shaking of the device is reduced, and the precision of the device is further improved; in addition, the grinding head of the motor main shaft is additionally provided with a lengthening rod of the grinding head, so the workpiece with the deeper hole can be processed; the structure is compact, the manufacturing cost is economical, and the difficulty of an operator is lower.
Description
Technical field
The present invention relates to numerical control device, particularly a kind of grinding deep hole workpiece Special grinding device.
Background technology
Digit Control Machine Tool is the abbreviation of numerically-controlled machine tool, is a kind of automated machine tool that program control system is housed.This control system can logically process has control coding or other symbolic instruction regulated procedures, and by its decoding, by the numeral of encode, inputs numerical control device by information carrier.Send various control signal through calculation process by numerical control device, control the action of lathe, shape and size by drawing, automatically process part.Digit Control Machine Tool solves the part processing problems of complexity, precision, small lot, multi items preferably, is a kind of flexibility, dynamical automated machine tool, represents the developing direction of modern machine control technology, is a kind of typical electromechanical integrated product.At present, tradition bistrique extension bar grinding deep hole, the grinding decorative pattern problem overproof problem of cylindricity easily occurring and drives grinding spindle grinding work piece to produce with common electric machine by power transmission shaft.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of grinding deep hole workpiece Special grinding device, this grinding deep hole workpiece Special grinding device, simple structure, easy to use and can greatly raise the efficiency.
For solving the problems of the technologies described above the technical solution adopted in the present invention be: comprise device case, its innovative point is: also include grinding spindle, electric machine assembly, bearing assembly and locking device; On the left of described grinding spindle, outer round surface is provided with bearing assembly, and on the right side of grinding spindle, outer round surface is provided with electric machine assembly; Described locking device symmetry is arranged on the two ends of grinding spindle, and is arranged on the outer end of bearing assembly and electric machine assembly.
Further, described grinding spindle main body is a Step Shaft, and middle is a flange, and two ends, flange left and right are respectively provided with the consistent primary optic axis of length and the second optical axis by the mode of global formation; The outer round surface of one end of described primary optic axis is provided with screw thread and Gewindefreistiche, and one end of primary optic axis is also provided with a bistrique by the mode of global formation; Described second optical axis is connected with a minor axis by the mode of global formation, and the outer round surface of minor axis is provided with screw thread and Gewindefreistiche equally.
Further, the structure of described electric machine assembly is: comprise motor stator, rotor, the first end cap and the second end cap; Described motor stator is coated on the outer round surface of rotor; Described first end cap and the second end cap are then fixed on the left and right sides of motor stator and rotor successively.
Further, the structure of described bearing assembly is: comprise the 3rd bearing, the 4th bearing, the 5th bearing, the 6th bearing, bearing inner spacer and bearing outer ring spacer; Described bearing outer ring spacer is coated on the outer round surface of bearing inner spacer; Described 3rd bearing, the 4th bearing, the 5th bearing, the 6th bearing are all listed in bearing inner spacer, bearing outer ring spacer in nested fashion.
Further, the structure of described locking device is: comprise flange, locking nut, tooth abdomen locking nut, clutch shaft bearing and the second bearing; Described flange is fixed on locking nut outer round surface; Described clutch shaft bearing and the second bearing arrange with juxtaposition, and tooth abdomen locking nut is then positioned at the right positions of clutch shaft bearing and the second bearing.
Further, the annexation of described device case, grinding spindle, electric machine assembly, bearing assembly and locking device is: described grinding spindle primary optic axis is coated with successively bearing inner spacer, bearing outer ring spacer and device case; Described 3rd bearing, the 4th bearing, the 5th bearing, the 6th bearing are all listed in bearing inner spacer, bearing outer ring spacer in nested fashion, and the inner surface of bearing contacts with grinding spindle, and the outer surface of bearing contacts with device case; On the left of the primary optic axis of described grinding spindle on screw thread, be rotary with locking nut, locking nut outer surface is then provided with a flange; Second optical axis outer round surface of described grinding spindle is coated with rotor and motor stator successively, and the first end cap and the second end cap are then fixed on the left and right sides of motor stator and rotor successively; Minor axis cylindrical on the right side of described grinding spindle is provided with successively clutch shaft bearing and the second bearing, tooth abdomen locking nut is then fixed on minor axis by screw thread.
Further, described grinding deep hole workpiece Special grinding device is also connected with a bistrique spreading body, bistrique spreading body is arranged on motor stator and clutch shaft bearing and the second bearing outside surface, is provided with a cooling vent, runs through bistrique spreading body in the contact surface position of bistrique spreading body and motor stator.
Compared with prior art, the invention has the beneficial effects as follows:
1. this device is provided with clutch shaft bearing, the second bearing and tooth abdomen locking nut on the second optical axis, can ensure in use, avoid the rotation because of motor, and cause larger rocking, and improves machining accuracy.
2. this device is on primary optic axis, is provided with the bearing of equally distributed four same specifications, driven by motor bistrique can be made to add man-hour, reduce the vibrations of this device, and then improve the precision of this device.
3. this device still can install bistrique extension bar additional in addition on the basis of this electro spindle bistrique, can process the workpiece that aperture is darker.
4. this apparatus structure is compact, manufacturing cost economy, lower to operator's difficulty.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of grinding spindle of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, a kind of grinding deep hole of the present invention workpiece Special grinding device, mainly comprise motor and bistrique, and motor and bistrique is connected and composed by transmission mechanism.
Embodiment 1
The present invention is on the basis of said structure, and transmission mechanism adopts Axile connection structure.Concrete structure is as shown in Figure 1: the second optical axis 21 outer round surface of grinding spindle 2 is coated with rotor 9 and motor stator 8 successively, first end cap 10 and the second end cap 11 are fixed on the left and right sides of motor stator 8 and rotor 9 successively, such motor is directly connected with grinding spindle, effectively can reduce the loss of energy, increase work efficiency.
The concrete structure of grinding spindle is as shown in Figure 2: grinding spindle 2 main body is a Step Shaft, and middle is provided with a flange 28, and flange about 28 two ends are respectively provided with the consistent primary optic axis of length 20 and the second optical axis 21 by the mode of global formation; The outer round surface of one end of primary optic axis 20 is provided with screw thread A24 and Gewindefreistiche A25, and one end of primary optic axis 20 is also provided with a bistrique 26 by the mode of global formation; Second optical axis is connected with a minor axis 27 by the mode of global formation, the outer round surface of minor axis 27 is provided with screw thread A23 and Gewindefreistiche B22 equally, adopt threaded engagement attaching parts, difficulty when both can conveniently produce and install, turn improves operability during later period maintenance.
Embodiment 2
The present invention, on embodiment 1 basis, also add bearing assembly, and the structure of bearing assembly as shown in Figure 1, comprises the 3rd bearing 12, the 4th bearing 13, the 5th bearing 14, the 6th bearing 15, bearing inner spacer 16 and bearing outer ring spacer 17; Bearing outer ring spacer 17 is coated on the outer round surface of bearing inner spacer 16; 3rd bearing 12, the 4th bearing 13, the 5th bearing 14 and the 6th bearing 15 are all listed between bearing inner spacer 16 and bearing outer ring spacer 17 in nested fashion, be provided with the bearing of equally distributed four same specifications, driven by motor bistrique can be made to add man-hour, reduce the vibrations of this device, and then improve the precision of this device.
The concrete annexation of bearing assembly and this device is: the primary optic axis 20 of grinding spindle 2 is coated with successively bearing inner spacer 16, bearing outer ring spacer 17 and device case 1; 3rd bearing 12, the 4th bearing 13, the 5th bearing 14, the 6th bearing 15 are all listed in bearing inner spacer 16, bearing outer ring spacer 17 in nested fashion, and the inner surface of bearing contacts with grinding spindle 2, and the outer surface of bearing contacts with device case 1.
The using state of the present embodiment: after the energising of this device, the rotor 9 of motor rotates, and now the rotor 9 of motor is directly connected with grinding spindle 2, direct band rotary bistrique 26 is processed, such motor is directly connected with grinding spindle, effectively can reduce the loss of energy, increase work efficiency.This device, on primary optic axis, is provided with the bearing of equally distributed four same specifications, driven by motor bistrique can be made to add man-hour, reduce the vibrations of this device, and then improve the precision of this device.
Embodiment 3
The present invention, on the basis of embodiment 1 or 2, also increases locking device, and as shown in Figure 1, the structure of locking device is the structure of locking device: comprise flange 3, locking nut 4, tooth abdomen locking nut 5, clutch shaft bearing 6 and the second bearing 7; Flange 3 is fixed on locking nut 4 outer round surface; Clutch shaft bearing 6 and the second bearing 7 arrange with juxtaposition, tooth abdomen locking nut 5 is positioned at the right positions of clutch shaft bearing 6 and the second bearing 7, this device is provided with clutch shaft bearing, the second bearing and tooth abdomen locking nut on the second optical axis, can ensure in use, avoid the rotation because of motor, and cause larger rocking, improve machining accuracy.
The concrete annexation of locking device and this device is: on the left of the primary optic axis 20 of grinding spindle 2, screw thread 24 is provided with the locking nut 4 matched, and locking nut 4 outer surface is then provided with a flange 3; Minor axis cylindrical on the right side of grinding spindle 2 is provided with successively clutch shaft bearing 6 and the second bearing 7, tooth abdomen locking nut 5 is fixed on minor axis 27 by screw thread.
The using state of the present embodiment: this device is provided with clutch shaft bearing, the second bearing and tooth abdomen locking nut on the second optical axis, can ensure in use, avoid the rotation because of motor, and cause larger rocking, improves machining accuracy.This device still can install bistrique extension bar additional in addition on the basis of this electro spindle bistrique, can process the workpiece that aperture is darker.
Claims (7)
1. a grinding deep hole workpiece Special grinding device, comprises device case (1), it is characterized in that: also include grinding spindle (2), electric machine assembly, bearing assembly and locking device;
Described grinding spindle (2) left side outer round surface is provided with bearing assembly, and grinding spindle (2) right side outer round surface is provided with electric machine assembly;
Described locking device symmetry is arranged on the two ends of grinding spindle (2), and is arranged on the outer end of bearing assembly and electric machine assembly.
2. a kind of grinding deep hole workpiece Special grinding device according to claim 1, it is characterized in that: described grinding spindle (2) main body is a Step Shaft, middle is provided with a flange (28), and flange (28) two ends, left and right are respectively provided with the consistent primary optic axis of length (20) and the second optical axis (21) by the mode of global formation; The outer round surface of one end of described primary optic axis (20) is provided with screw thread A(24) and Gewindefreistiche A(25), one end of primary optic axis (20) is also provided with a bistrique (26) by the mode of global formation; Described second optical axis is connected with a minor axis (27) by the mode of global formation, and the outer round surface of minor axis (27) is provided with screw thread B(23 equally) and Gewindefreistiche B(22).
3. a kind of grinding deep hole workpiece Special grinding device according to claim 1, is characterized in that: the structure of described electric machine assembly is: comprise motor stator (8), rotor (9), the first end cap (10) and the second end cap (11); Described motor stator (8) is coated on the outer round surface of rotor (9); Described first end cap (10) and the second end cap (11) are then fixed on the left and right sides of motor stator (8) and rotor (9) successively.
4. a kind of grinding deep hole workpiece Special grinding device according to claim 1, is characterized in that: the structure of described bearing assembly is: comprise the 3rd bearing (12), the 4th bearing (13), the 5th bearing (14), the 6th bearing (15), bearing inner spacer (16) and bearing outer ring spacer (17); Described bearing outer ring spacer (17) is coated on the outer round surface of bearing inner spacer (16); Described 3rd bearing (12), the 4th bearing (13), the 5th bearing (14), the 6th bearing (15) be all listed in nested fashion bearing inner spacer (16), and bearing outer ring spacer (17) between.
5. a kind of grinding deep hole workpiece Special grinding device according to claim 1, is characterized in that: the structure of described locking device is: comprise flange (3), locking nut (4), tooth abdomen locking nut (5), clutch shaft bearing (6) and the second bearing (7); Described flange (3) is fixed on locking nut (4) outer round surface; Described clutch shaft bearing (6) and the second bearing (7) are with juxtaposition arrangement, and tooth abdomen locking nut (5) is then positioned at the right positions of clutch shaft bearing (6) and the second bearing (7).
6. a kind of grinding deep hole workpiece Special grinding device according to claim 1,2,3,4 or 5, is characterized in that: the concrete annexation of described device case (1), grinding spindle (2), electric machine assembly, bearing assembly and locking device is: described grinding spindle (2) primary optic axis (20) is coated with successively bearing inner spacer (16), bearing outer ring spacer (17) and device case (1); Described 3rd bearing (12), the 4th bearing (13), the 5th bearing (14), the 6th bearing (15) are all listed in bearing inner spacer (16), bearing outer ring spacer (17) in nested fashion, the inner surface of bearing contacts with grinding spindle (2), and the outer surface of bearing contacts with device case (1); The primary optic axis (20) left side screw thread (24) of described grinding spindle (2) is provided with the locking nut (4) matched, and locking nut (4) outer surface is then provided with a flange (3); Second optical axis (21) outer round surface of described grinding spindle (2) is coated with rotor (9) and motor stator (8) successively, and the first end cap (10) and the second end cap (11) are then fixed on the left and right sides of motor stator (8) and rotor (9) successively; The minor axis cylindrical on described grinding spindle (2) right side is provided with clutch shaft bearing (6) and the second bearing (7) successively, and tooth abdomen locking nut (5) is then fixed on minor axis (27) by screw thread.
7. a kind of grinding deep hole workpiece Special grinding device according to claim 1, it is characterized in that: described grinding deep hole workpiece Special grinding device is also connected with a bistrique spreading body (18), bistrique spreading body (18) is arranged on motor stator (8) and clutch shaft bearing (6) and the second bearing (7) outer surface, be provided with a cooling vent (19) at bistrique spreading body (18) and the contact surface position of motor stator (8), run through bistrique spreading body (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410389269.3A CN104209823A (en) | 2014-08-11 | 2014-08-11 | Special grinding device for grinding workpiece with deep hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410389269.3A CN104209823A (en) | 2014-08-11 | 2014-08-11 | Special grinding device for grinding workpiece with deep hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104209823A true CN104209823A (en) | 2014-12-17 |
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ID=52091943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410389269.3A Pending CN104209823A (en) | 2014-08-11 | 2014-08-11 | Special grinding device for grinding workpiece with deep hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104209823A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618518A (en) * | 2021-08-05 | 2021-11-09 | 陕西宝成航空仪表有限责任公司 | Method for processing orifice fillet in radial hole of cylinder part and special clamp |
-
2014
- 2014-08-11 CN CN201410389269.3A patent/CN104209823A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618518A (en) * | 2021-08-05 | 2021-11-09 | 陕西宝成航空仪表有限责任公司 | Method for processing orifice fillet in radial hole of cylinder part and special clamp |
| CN113618518B (en) * | 2021-08-05 | 2022-05-20 | 陕西宝成航空仪表有限责任公司 | Method for processing orifice fillet in radial hole of cylinder part and special clamp |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141217 |