CN2850785Y - Unilateral flexible wheelhead mechanism of digital controlled spiral bevel gear crest chamfering machine - Google Patents
Unilateral flexible wheelhead mechanism of digital controlled spiral bevel gear crest chamfering machine Download PDFInfo
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- CN2850785Y CN2850785Y CN 200520123967 CN200520123967U CN2850785Y CN 2850785 Y CN2850785 Y CN 2850785Y CN 200520123967 CN200520123967 CN 200520123967 CN 200520123967 U CN200520123967 U CN 200520123967U CN 2850785 Y CN2850785 Y CN 2850785Y
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- flange
- grinding head
- main shaft
- way flexible
- head mechanism
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Abstract
The utility model relates to a one-way flexible wheelhead mechanism of a digital-controlled crest chamfering machine for a spiral bevel gear. The one-way flexible wheelhead mechanism which is used for chamfering and grinding the spiral bevel gear is arranged on the digital-controlled crest chamfering machine for the spiral bevel gear, the digital-controlled crest chamfering machine for the spiral bevel gear comprises a machine body and an upright post which is arranged on the machine body, wherein a horizontally movable mechanism and a vertically movable mechanism are arranged on the upright post, and the vertically movable mechanism is arranged on the upright post through the horizontally movable mechanism; a bracket of the wheelhead mechanism which is used for fixing the one-way flexible wheelhead mechanism is glidingly arranged on the vertically movable mechanism, and the one-way flexible wheelhead mechanism comprises an electric main shaft which is fixed on the inner side of an arc-shaped bracket and a grinding wheel which is connected with the electric main shaft through a core shaft of the grinding wheel. The utility model automatically adjusts the upward and downward movement of the grinding wheel through two sets of springs which are arranged on the upper part of the electric main shaft, ensures precision for grinding and solves the technical problem that crest chamfer for the spiral bevel gear can be only used by hands. The machine tool has the advantages of reasonable structure and design, reliable operation and high precision for chamfering.
Description
Technical field
The utility model relates to a kind of gear cutting machine.It is accurate particularly to relate to a kind of processing, precision height, the one-way flexible grinding head mechanism of the digital control tooth crest chamfering machine for curved tooth and angle gear that efficient is high.
Background technology
Spiral bevel gear is the gear that the main transmission of automobile is used, and it is to drive wheel by planetary mechanism to rotate.Making spiral bevel gear, at first is to make blank, carry out roughing, fine finishining after, heat-treat again, the back-geared rib of heat treatment position produces distortion, as shown in Figure 1, the corner angle 50,49 of gear produce distortion.And when processing spiral bevel gear, also have mismachining tolerance, and be not directly used in the automobile assembling if it is not handled, inevitable distortion when automobilism because of its rib position, and cause noise to increase.
Error does not appear in the rib position in order to ensure gear, after all manufacturing procedures are finished, also will carry out the grinding of chamfered edge to the rib position.As shown in Figure 1, two sides of a tooth of spiral bevel gear are inequality, and wherein a side is a recessed surface 47, and the another side is a projecting surface 48.Normally adopt by artificial hand-held angle grinding machine grinding is carried out at the chamfered edge position.But, even artificial grinding, the uniformity and the uniformity of also very difficult assurance grinding, chamfered edge adds man-hour for lacking that recessed surface was ground in the middle of 47 easy appearance making by hand, and it is many that grind at two ends, and many for projecting surface 48 middle mills, few situation of two ends mill.Be difficult to the grinding of machining realization, and artificial grinding production efficiency is also low to it.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of processing accurate, precision height, the one-way flexible grinding head mechanism of the digital control tooth crest chamfering machine for curved tooth and angle gear that efficient is high.
The technical scheme that the utility model adopted is: a kind of one-way flexible grinding head mechanism of digital control tooth crest chamfering machine for curved tooth and angle gear, including fuselage and be arranged on the digital control tooth crest chamfering machine for curved tooth and angle gear of the column on the fuselage, also be provided with the one-way flexible grinding head mechanism that is used for spiral bevel gear is carried out the chamfered edge grinding, wherein, column is provided with horizontal mobile mechanism and vertical movement mechanism, vertical movement mechanism is to be arranged on the column by horizontal mobile mechanism, be used for fixing being installed on the vertical movement mechanism that the grinding head mechanism support of one-way flexible grinding head mechanism slides, the grinding head mechanism support includes planar bracket that is used to be slidingly connected on the vertical movement mechanism and the arc support that is positioned at the planar bracket front side and is integrally formed therewith, wherein the inner peripheral surface of arc support is convex structure, the one-way flexible grinding head mechanism is fixedly installed on the inboard of arc support, includes electric main shaft that is fixed on the arc support inboard and the emery wheel that is connected with electric main shaft by the emery wheel mandrel.
Upper end between electric main shaft and arc support is disposed with upper bearing sleeve, flange, and tension ring and top flange also are provided with spring between the top of flange and upper bearing sleeve; Lower end between electric main shaft and arc support is provided with lower bearing sleeve, flange, tension ring and flange in the bottom successively closely.
Also be provided with at the side of flange and be used to limit the upper and lower mobile clamping cylinder of electric main shaft, its clamping cylinder is fixedly installed on the planar bracket that constitutes the bistrique support, and is stuck on the flange by the fastener that is connected as a single entity with it.
The one-way flexible grinding head mechanism of digital control tooth crest chamfering machine for curved tooth and angle gear of the present utility model, finish chamfered edge by the rectilinear motion that is installed in two numerical control axles on the column and three interlocks being installed in the rotation numerical control axle on the workbench to the spiral bevel gear tooth top, and, by being arranged on two pairs of springs on electric main shaft top, adjust moving up and down of emery wheel automatically, guaranteed the precision of grinding.Solved the technical barrier that spiral bevel gear tooth top chamfered edge can only be by hand.Rational in infrastructure, the reliable operation of this Machine Tool design, chamfered edge precision height, effective, the efficient height.
Description of drawings
Fig. 1 is the structural representation of spiral bevel gear;
Fig. 2 is the overall structure schematic diagram of digital control tooth crest chamfering machine for curved tooth and angle gear of the present utility model;
Fig. 3 is the structural representation of the one-way flexible grinding head mechanism of digital control tooth crest chamfering machine for curved tooth and angle gear of the present utility model;
Fig. 4 is the one-way flexible bistrique and cross-sectional view of being separated by 45 ° time the shown in Figure 4.
Wherein:
1: electrical control cubicles 2: line slideway
3: ball-screw 4: servomotor
5: one-way flexible grinding head mechanism 6: upright slide plate
7: servomotor 8: column
9: upset workbench 10: fuselage
11: upset table base 12: main shaft
13: line slideway 14: ball-screw
15: grinding head mechanism support 16: spring
17: planar bracket 18: arc support
19: emery wheel 20: electric main shaft
21: emery wheel mandrel 31: gear
32: upper bearing sleeve 33: flange
34: tension ring 35: top flange
36a, 36b: spring 37: clamping cylinder
38: intensive ball bearing structure 39: lower bearing sleeve
40: flange 41: tension ring
42: flange in the bottom 43: flange
48: projecting surface 49: the corner angle of gear
50: the corner angle 51 of gear: line contact point
52: fastener
The specific embodiment
Below, describe the one-way flexible grinding head mechanism of digital control tooth crest chamfering machine for curved tooth and angle gear of the present utility model in conjunction with the accompanying drawings in detail with specific embodiment.
As shown in Figure 2, digital control tooth crest chamfering machine for curved tooth and angle gear of the present utility model, include: fuselage 10 and electrical control cubicles 1, be arranged on the column 8 on the fuselage 10, be arranged on upset table base 11 on the fuselage 10 and that be positioned at column 8 front sides and the upset workbench 9 that is installed on the upset table base 11, column 8 is provided with horizontal mobile mechanism and vertical movement mechanism, its vertical movement mechanism is to be arranged on the column 8 by horizontal mobile mechanism, vertical movement mechanism is provided with the one-way flexible grinding head mechanism 5 that is used for spiral bevel gear is carried out the chamfered edge grinding, is provided with the main shaft 12 that is used to install processed gear with one-way flexible grinding head mechanism 5 corresponding positions on upset workbench 9.
Wherein, horizontal mobile mechanism includes: servomotor 7, the ball-screw 3 that is connected with servomotor 7 is fixed on the column 8 and is positioned at the line slideway 2 of ball-screw 3 upper and lower both sides.
Vertical movement mechanism includes: on the line slideway that is installed in horizontal mobile mechanism 2 of slip, and the upright slide plate 6 that is connected with the ball-screw 3 of horizontal mobile mechanism, be arranged on the servomotor 4 on upright slide plate 6 tops, the ball-screw 14 that is connected with servomotor 8, be arranged on the line slideway 13 of upright slide plate 6 both sides, be used for fixing being installed on the line slideway 13 that the grinding head mechanism support 15 of one-way flexible grinding head mechanism 5 slides, and be connected with ball-screw 14, on line slideway 13 and the upside that is positioned at one-way flexible grinding head mechanism support 15 also be provided with spring 16.
Horizontal mobile mechanism makes upright slide plate 6 make horizontal rectilinear motion on line slideway 2 by the motion of servomotor 7 and ball-screw 3, and stroke can reach 450mm.Vertical movement mechanism is done the vertical line motion by servomotor 4 and ball-screw 14, and stroke can reach 140mm.
Grinding head mechanism support 15 includes and is used to be connected planar bracket 17 on the upright slide plate 6 and the arc support that is used for fixing one-way flexible grinding head mechanism 5 18 that is positioned at planar bracket 17 front sides and is integrally formed therewith, and wherein the inner peripheral surface of arc support 18 is convex structure.
Upset workbench 9 includes and can rotate worm gear pairs and the servomotor (not shown) that carries out the branch tooth simultaneously, be installed on the main shaft 12 of upset on the workbench 9 and be by worm gear pairs and be connected with servomotor (not shown) on being arranged on the table base 11 that overturns, and utilize oil cylinder that work piece is clamped, thereby can make processed spiral bevel gear upset 0-30 degree, its face cone can be adjusted to and be horizontal.
As shown in Figure 3, Figure 4, described one-way flexible grinding head mechanism 5 includes: be fixed on the electric main shaft 20 of arc support 18 inboards that constitute the bistrique support and pass through emery wheel mandrel 21 connected emery wheels 21; Wherein, upper end between electric main shaft 20 and arc support 18 is disposed with upper bearing sleeve 32, flange 33, tension ring 34 and top flange 35, between the top of flange 33 and upper bearing sleeve 32, also be symmetrically arranged with a pair of spring 36a and a pair of spring 36b, also be provided with intensive ball bearing structure 38 between the inner peripheral surface of flange 33 and upper bearing sleeve 32, the side of flange 33 also is provided with and can limits the clamping cylinder 37 that flange 33 moves up and down, and electric main shaft 20 is repaired gear 31 under rigid state.Its clamping cylinder 37 is fixedly installed on the planar bracket 17 that constitutes the bistrique support, and be stuck on the flange 33 by the fastener 52 that is connected as a single entity with it, when needs were repaired gear 31, by the effect of clamping cylinder 37, making coupled fastener 52 block flange 33 can not move up and down.Top flange 35 is by being bolted on the flange 33; Lower end between electric main shaft 20 and arc support 18 is provided with lower bearing sleeve 39 successively closely, flange 40,43, tension ring 41 and flange in the bottom 42, also be provided with intensive ball bearing structure 38 between the inner peripheral surface of flange 40 and lower bearing sleeve 39, flange in the bottom 42 is by being bolted on the arc support 18.
The one-way flexible grinding head mechanism is the situation according to processed gear, adopts unidirectional grinding method to the tip curve chamfered edge.The motion of its one-way flexible grinding head mechanism 5 is horizontal, vertical except that being subjected to, change numerical control axle (i.e. three servomotors) on three directions controls, and also includes the adjustment of spring 36a, 36b.That is, the tooth top that drives 19 pairs of processed gears of emery wheel by electric main shaft 20 carries out the chamfered edge grinding, because the error of gear changes grinding force, when grinding force increases, adjusts emery wheel 19 by spring 36a and upwards carries out axial displacement to reduce stock removal in grinding; When grinding force reduces, adjust emery wheel 19 by spring 36b and carry out axial displacement downwards to increase stock removal.Thereby make grinding force and spring force remain balance, guarantee the uniformity of polishing width, the balance of compression spring 36a, the 36b of the adjustable pressure on intensive ball bearing structure 38 and electric main shaft 20 tops, assurance electricity main shaft 20.
Employed electric main shaft 20 is the electric main shafts that adopt Luoyang bearing research institute to produce in one-way flexible grinding head mechanism 5.
Claims (3)
1. the one-way flexible grinding head mechanism of a digital control tooth crest chamfering machine for curved tooth and angle gear, including fuselage (10) and be arranged on the digital control tooth crest chamfering machine for curved tooth and angle gear of the column (8) on the fuselage (10), it is characterized in that, also be provided with the one-way flexible grinding head mechanism (5) that is used for spiral bevel gear is carried out the chamfered edge grinding, wherein, column (8) is provided with horizontal mobile mechanism and vertical movement mechanism, vertical movement mechanism is to be arranged on the column (8) by horizontal mobile mechanism, be used for fixing being installed on the vertical movement mechanism that the grinding head mechanism support (15) of one-way flexible grinding head mechanism (5) slides, the arc support (18) that grinding head mechanism support (15) includes the planar bracket (17) that is used to be slidingly connected on the vertical movement mechanism and is positioned at planar bracket (17) front side and is integrally formed therewith, wherein the inner peripheral surface of arc support (18) is convex structure, one-way flexible grinding head mechanism (5) is fixedly installed on the inboard of arc support (18), includes to be fixed on arc support (18) inboard electric main shaft (20) and the emery wheel (19) that is connected with electric main shaft (20) by emery wheel mandrel (21).
2. the one-way flexible grinding head mechanism of digital control tooth crest chamfering machine for curved tooth and angle gear according to claim 1, it is characterized in that, upper end between electric main shaft (20) and arc support (18) is disposed with upper bearing sleeve (32), flange (33), tension ring (34) and top flange (35) also are provided with spring (36a, 36b) between the top of flange (33) and upper bearing sleeve (32); Lower end between electric main shaft (20) and arc support (18) is provided with lower bearing sleeve (39) successively closely, flange (40,43), tension ring (41) and flange in the bottom (42).
3. the one-way flexible grinding head mechanism of digital control tooth crest chamfering machine for curved tooth and angle gear according to claim 1, it is characterized in that, also be provided with at the side of flange (33) and be used to limit the upper and lower mobile clamping cylinder of electric main shaft (20) (37), its clamping cylinder (37) is fixedly installed on the planar bracket (17) that constitutes the bistrique support, and is stuck on the flange (33) by the fastener (52) that is connected as a single entity with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520123967 CN2850785Y (en) | 2005-12-15 | 2005-12-15 | Unilateral flexible wheelhead mechanism of digital controlled spiral bevel gear crest chamfering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520123967 CN2850785Y (en) | 2005-12-15 | 2005-12-15 | Unilateral flexible wheelhead mechanism of digital controlled spiral bevel gear crest chamfering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2850785Y true CN2850785Y (en) | 2006-12-27 |
Family
ID=37584751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520123967 Expired - Lifetime CN2850785Y (en) | 2005-12-15 | 2005-12-15 | Unilateral flexible wheelhead mechanism of digital controlled spiral bevel gear crest chamfering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2850785Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101406975B (en) * | 2008-11-25 | 2010-06-02 | 天津第一机床总厂 | Numerical control machine for lapping spiral bevel gear |
| CN105081935A (en) * | 2015-09-08 | 2015-11-25 | 奥士康科技（益阳）有限公司 | Slice rotating and grinding device |
| CN109551330A (en) * | 2019-01-04 | 2019-04-02 | 杭州龙盛工贸有限公司 | A kind of dedicated vapour-pressure type Float principal axis of die casting deburring |
| CN112372084A (en) * | 2020-11-03 | 2021-02-19 | 溧阳市腾新机电设备有限公司 | Gear grinding device for transmission gear of airplane |
-
2005
- 2005-12-15 CN CN 200520123967 patent/CN2850785Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101406975B (en) * | 2008-11-25 | 2010-06-02 | 天津第一机床总厂 | Numerical control machine for lapping spiral bevel gear |
| CN105081935A (en) * | 2015-09-08 | 2015-11-25 | 奥士康科技（益阳）有限公司 | Slice rotating and grinding device |
| CN109551330A (en) * | 2019-01-04 | 2019-04-02 | 杭州龙盛工贸有限公司 | A kind of dedicated vapour-pressure type Float principal axis of die casting deburring |
| CN109551330B (en) * | 2019-01-04 | 2024-02-23 | 杭州龙盛工贸有限公司 | Special vapour-pressure type floating spindle of die casting burring |
| CN112372084A (en) * | 2020-11-03 | 2021-02-19 | 溧阳市腾新机电设备有限公司 | Gear grinding device for transmission gear of airplane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Designer after: Wang Xiumei Designer after: Cui Yuanchao Designer before: Wang Xiumin Designer before: Cui Yuanchao |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: DESIGNER; FROM: WANG XIUMIN; CUI YUANZHAO TO: WANG XIUMEI; CUI YUANZHAO |
|
| CX01 | Expiry of patent term |
Granted publication date: 20061227 |
|
| EXPY | Termination of patent right or utility model |