CN204053145U - Numerical control rack beveler - Google Patents
Numerical control rack beveler Download PDFInfo
- Publication number
- CN204053145U CN204053145U CN201420380858.0U CN201420380858U CN204053145U CN 204053145 U CN204053145 U CN 204053145U CN 201420380858 U CN201420380858 U CN 201420380858U CN 204053145 U CN204053145 U CN 204053145U
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- China
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- chamfering
- fixed
- slide plate
- line slideway
- tracer head
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Abstract
A kind of numerical control rack beveler, the table top rear of its base is horizontally arranged with X-axis line slideway I, and front is vertically arranged with Y-axis line slideway II; Line slideway I is provided with slide unit I, slide unit I is fixed with column, and slide unit I drives side-to-side movement by the X-axis screw body be arranged on base table top; The right side of column is vertically provided with Z axis line slideway III, line slideway III is provided with slide plate I, chamfering I is arranged on slide plate I, and slide plate I is moved up and down by Z axis screw body I driving be arranged on column; Line slideway II is provided with slide unit II, slide unit II is provided with frock clamp, and slide unit II is seesawed by the Y-axis screw body driving be arranged on base table top; The utility model adopts profiling to follow principle manufacturing gear strip chamfering, and machining accuracy is high, and uniformity is good, and efficiency is high.Particularly during chamfering, workpiece maintains static, and chamfering head has moved chamfering, is especially suitable for the chamfer machining of long tooth bar.
Description
Technical field
The utility model belongs to tooth bar manufacturing technology field, is specifically related to a kind of numerical control rack beveler.
Background technology
Tooth bar is as a mechanically operated vitals, and along with the raising of transmission accuracy, toothed rack chamfering has become tooth bar and produced indispensable manufacturing procedure, and has more and more stricter requirement to its crudy.Existing tooth bar beveler uses wheel grinding chamfering, and machining accuracy is low, and uniformity is poor, and chamfer quality is difficult to ensure, especially chamfering work hour rack must move, and can only adapt to the chamfer machining of shorter tooth bar, is difficult to the chamfer machining adapting to longer tooth bar.
Summary of the invention
The technical problem that the utility model solves: provide a kind of numerical control rack beveler, adopt profiling to follow principle manufacturing gear strip chamfering, machining accuracy is high, and uniformity is good, and efficiency is high.
The technical solution of the utility model is: a kind of numerical control rack beveler, has base, and the table top rear of described base is horizontally arranged with X-axis line slideway I, and front is vertically arranged with Y-axis line slideway II; Described line slideway I is provided with slide unit I, slide unit I is fixed with column, and slide unit I drives side-to-side movement by the X-axis screw body be arranged on base table top; The right side of described column is vertically provided with Z axis line slideway III, line slideway III is provided with slide plate I, chamfering I is arranged on slide plate I, and slide plate I is moved up and down by Z axis screw body I driving be arranged on column; Described line slideway II is provided with slide unit II, slide unit II is provided with frock clamp, and slide unit II is seesawed by the Y-axis screw body driving be arranged on base table top;
Described chamfering I comprises two levels and is arranged on rolling linear guide pin bushing pair I on slide plate I, and the front end of described rolling linear guide pin bushing pair I is fixed with supporting plate I, and rear end is fixed with wins I in succession; The upper vertical of described supporting plate I is fixed with electro spindle I, and the lower end of electro spindle I is provided with chamfering tool I; The lower horizontal of described supporting plate I is provided with tracer head I, and tracer head I is positioned at the below of chamfering tool I; Described slide plate I is fixed with retraction cylinder I, and the piston rod of retraction cylinder I I to be fixedly connected with winning in succession, tracer head I its working face in moving process is close on the surface of profile of tooth all the time, and then the movement locus making chamfering tool I follow tracer head I is synchronized with the movement.
Described line slideway III is provided with slide plate II, and slide plate II is moved up and down by Z axis screw body II driving be arranged on column; Described slide plate II is positioned at the below of slide plate I, and chamfering II is arranged on slide plate II;
Described chamfering II comprises two levels and is arranged on rolling linear guide pin bushing pair II on slide plate II, and the front end of described rolling linear guide pin bushing pair II is fixed with supporting plate II, and rear end is fixed with wins II in succession; The lower vertical of described supporting plate II is fixed with electro spindle II, and the upper end of electro spindle II is provided with chamfering tool II; The upper horizontal of described supporting plate II is provided with tracer head II, and tracer head II is positioned at the top of chamfering tool II; Described slide plate II is fixed with retraction cylinder II, and the piston rod of retraction cylinder II II to be fixedly connected with winning in succession, tracer head II its working face in moving process is close on the surface of profile of tooth all the time, and then the movement locus making chamfering tool II follow tracer head II is synchronized with the movement.
Described supporting plate I is L-shaped, and electro spindle I is vertically fixed on the vertical plane of " L " shape, and tracer head I is arranged on the below of " L " shape horizontal plane by dovetail groove adjusting device, makes tracer head I move left and right adjustment.
Described supporting plate II is in inverted "L" shaped, and electro spindle II is vertically fixed on the vertical plane of inverted "L" shaped, and tracer head II is arranged on the top of inverted "L" shaped horizontal plane by dovetail groove adjusting device, makes tracer head II move left and right adjustment.
Described frock clamp comprises fixing pillar on the table, is arranged on the active grab of post top portion, is fixed on the pressing plate of active grab chuck lower end; Described post inboard top has large shoulder, and described pressing plate is positioned at the top of large shoulder.
Described frock clamp comprises fixing pillar on the table, and described post inboard top has large shoulder, and additional lock platform to be positioned on large shoulder and to be fixed on pillar; The top of described additional lock platform is provided with active grab, and inside upper part has middle shoulder, and middle inside has little shoulder, and lower inside has breach, and the chuck lower end of active grab is fixed with pressing plate, and pressing plate is arranged in the top of shoulder.
The table top of described base is provided with spiral chip cleaner, and spiral chip cleaner is positioned at immediately below chamfering tool I.
The table top of described base is provided with spiral chip cleaner, and spiral chip cleaner is positioned at immediately below chamfering tool I.
The advantage that the utility model compared with prior art has and effect:
1, the utility model adopts profiling to follow principle manufacturing gear strip chamfering, the surface being close to profile of tooth by tracer head is moved, the movement locus of tracer head and Profile are matched, and the movement locus that tracer head followed by chamfering tool is synchronized with the movement, and cutter operating path is consistent with tracer head movement locus, achieve profiling and follow manufacturing gear strip chamfering, and chamfering angle size is by servo-control system programming Control, machining accuracy is high, and fillet surface is bright and clean smooth, uniformity is good, and efficiency is high.Within chamfering accuracy tolerance can be controlled in 0.1mm.In addition, chamfering tool adopts milling cutter, not easily produces secondary burr after processing.
2, the utility model has upper and lower two chamfering heads, and large tooth bar clamped one time can complete the chamfering of upper and lower two end faces of tooth bar simultaneously, pinion rack two clampings side by side up and down, and can complete the chamfering to two upper and lower two end faces of tooth bar, efficiency is high simultaneously.
2, the utility model adopts vertical structure, and workpiece maintains static, and chamfering head moves, and completes the chamfering to tooth bar end face tip surface, is especially suitable for the chamfer machining of long tooth bar.
3, the utility model adopts digital control system to control, and line slideway leads, and driven by servomotor ball-screw is located, and stable movement is reliable, further increases machining accuracy.
Accompanying drawing explanation
Fig. 1 is the utility model structural front view,
Fig. 2 is the utility model structure top view,
Fig. 3 is chamfering header structure schematic diagram on the utility model,
Fig. 4 is chamfering header structure schematic diagram under the utility model,
The structural representation of frock clamp when Fig. 5 is the utility model clamping large tooth bar,
The structural representation of frock clamp when Fig. 6 is the utility model clamping pinion rack.
Detailed description of the invention
Below in conjunction with accompanying drawing 1,2,3,4,5,6, the first embodiment of the present utility model is described.
A kind of numerical control rack beveler, have base 1, the table top rear of described base 1 is horizontally arranged with X-axis line slideway I 2, and front is vertically arranged with Y line slideway II 3; Described line slideway I 2 is provided with slide unit I 4, slide unit I 4 is fixed with column 6, and slide unit I 4 drives side-to-side movement by the X-axis screw body 5 be arranged on base 1 table top; The right side of described column 6 is vertically provided with Z axis line slideway III 7, line slideway III 7 is provided with slide plate I 8, chamfering I 12 is arranged on slide plate I 8, and slide plate I 8 is driven by the Z axis screw body I 10 be arranged on column 6 and moves up and down; Described line slideway II 3 is provided with slide unit II 9, slide unit II 9 is provided with frock clamp 22, and slide unit II 9 is seesawed by Y-axis screw body 11 driving be arranged on base 1 table top;
Described chamfering I 12 comprises two levels and is arranged on rolling linear guide pin bushing secondary I 14 on slide plate I 8, and the front end of described rolling linear guide pin bushing secondary I 14 is fixed with " L " shape supporting plate I 15, and rear end is fixed with wins I 20 in succession; The upper vertical face of described " L " shape supporting plate I 15 is vertically fixed with electro spindle I 16, and the lower end of electro spindle I 16 is provided with chamfering tool I 17; The below of described " L " shape supporting plate I 15 horizontal plane is horizontally installed with tracer head I 18 by dovetail groove adjusting device 13, and tracer head I 18 can move left and right adjustment, makes tracer head I 18 be positioned at immediately below chamfering tool I 17; Described slide plate I 8 is fixed with retraction cylinder I 19, and the piston rod of retraction cylinder I 19 I 20 to be fixedly connected with winning in succession, tracer head I 18 its working face in moving process is close on the surface of profile of tooth all the time, and then the movement locus making chamfering tool I 17 follow tracer head I 18 is synchronized with the movement.
Described line slideway III 7 is provided with slide plate II 23, and slide plate II 23 is moved up and down by Z axis screw body II 24 driving be arranged on column 6; Described slide plate II 23 is positioned at the below of slide plate I 8, and chamfering II 25 is arranged on slide plate II 23; Described chamfering II 25 comprises two levels and is arranged on rolling linear guide pin bushing secondary II 26 on slide plate II 23, and the front end of described rolling linear guide pin bushing secondary II 26 is fixed with inverted "L" shaped supporting plate II 27, and rear end is fixed with wins II 21 in succession; The lower vertical face of described inverted "L" shaped supporting plate II 27 is vertically fixed with electro spindle II 28, and the upper end of electro spindle II 28 is provided with chamfering tool II 29; The top of described inverted "L" shaped supporting plate II 27 horizontal plane is horizontally installed with tracer head II 30 by dovetail groove adjusting device 13, and tracer head II 30 can move left and right adjustment, makes tracer head II 30 be positioned at directly over chamfering tool II 29; Described slide plate II 23 is fixed with retraction cylinder II 31, and the piston rod of retraction cylinder II 31 II 21 to be fixedly connected with winning in succession, tracer head II 30 its working face in moving process is close on the surface of profile of tooth all the time, and then the movement locus making chamfering tool II 29 follow tracer head II 30 is synchronized with the movement.
The table top of described base 1 is provided with spiral chip cleaner 40, and spiral chip cleaner 40 is positioned at immediately below chamfering tool I 17.The left end of described spiral chip cleaner 40 is provided with scrap collection case 41.
During the large tooth bar of clamping, described frock clamp 22 comprises three pillars 32 be fixed on workbench 9, is arranged on the active grab 33 at pillar 32 top, is fixed on the pressing plate 34 of active grab 33 chuck lower end; Described pillar 32 inside upper part has large shoulder 35, and described pressing plate 34 is positioned at the top of large shoulder 35.During use, large tooth bar 42 to be placed on large shoulder 35 and the flank of tooth is inside, to put down the chuck of active grab 33, by pressing plate 34, large tooth bar 42 is fixed and can starts chamfering.
Large tooth bar chamfering operation principle: drive slide unit II 9 to move backward by Y-axis screw body 11, the large tooth bar that clamping is fixed enters between upper and lower two chamfering heads; Driving slide unit I 4 to adjust the position of column 6 by X-axis screw body 5 makes upper chamfering I 12, lower chamfering II 25 be moved horizontally to the low order end of tooth bar, slide plate I 8 is driven to move downwardly to correct position by Z axis screw body I 10, tracer head I 18 is made to insert top between tooth bar low order end two profile of tooth, and make chamfering tool I 17 and profile of tooth upper-end contact, slide plate II 23 is driven to move up to correct position by Z axis screw body II 24, make tracer head II 30 insert bottom between tooth bar low order end two profile of tooth, and make chamfering tool II 29 and end in contact under profile of tooth.Start electro spindle I 16 and electro spindle II 28, starting X-axis screw body 5 drives slide unit I 4 at the uniform velocity to left movement, by tooth bar promote upper and lower two tracer heads be close to profile of tooth surface move forward and backward, under the effect of retraction cylinder, rolling linear guide pin bushing pair remains the trend moved forward in the horizontal direction, ensure that upper and lower two tracer heads its working face in moving process is close on the surface of profile of tooth all the time, the movement locus of upper and lower two tracer heads and Profile are matched, the movement locus that upper and lower two tracer heads followed respectively by upper and lower two chamfering tools is synchronized with the movement, make the operating path of chamfering tool consistent with the movement locus of tracer head, the milling simultaneously of the two ends up and down chamfering to tooth bar is rotated by chamfering tool, achieve profiling and follow manufacturing gear strip chamfering, and chamfering angle size is by servo-control system programming Control.After chamfering completes, upper and lower two chamfering head rollbacks, frock clamp rollback, then unloads the tooth bar processed.
During clamping pinion rack, described frock clamp 22 comprises three pillars 32 be fixed on workbench 9, and described pillar 32 inside upper part has large shoulder 35, and additional lock platform 36 to be positioned on large shoulder 35 and to be fixed on pillar 32; The top of described additional lock platform 36 is provided with active grab 33, and inside upper part has middle shoulder 37, and middle inside has little shoulder 38, and lower inside has breach 39, and the chuck lower end of active grab 33 is fixed with pressing plate 34, and pressing plate 34 is arranged in the top of shoulder 37.The effect of breach 39 is to avoid additional lock platform 36 and lower chamfering head to interfere with each other.During use, first pinion rack 43 to be placed on little shoulder 38 and the flank of tooth is inside, and backing plate 44 is placed on first pinion rack 43, then on backing plate 44, second pinion rack 43 is placed, finally put down the chuck of active grab 33, by pressing plate 34, two pinion racks 43 are fixed and can start chamfering.
Pinion rack chamfering operation principle and large tooth bar chamfering operation principle basically identical, that is can regard a large tooth bar as by after two pinion rack clampings, according to the chamfering principle of large tooth bar can complete two pinion racks wherein one side chamfering.Difference is two pinion racks wherein one side after chamfering completes, lift chuck 33, two pinion racks are taken off rear upset, two faces making non-chamfering respectively upward and down, according to the method described above again after clamping, the chamfering of two pinion racks one side in addition can be completed according to the chamfering principle of large tooth bar.
The utility model adopts vertical structure, and workpiece maintains static, and chamfering head moves, and completes the chamfering to tooth bar end face tip surface, is especially suitable for the chamfer machining of long tooth bar.
Technical parameter
Maximum length of workpiece: 1600mm
Workpiece maximum helix angle :+30 °
Manufacturing gear strip modulus: 1-18mm
Workpiece maximum axial height: 240mm
Chamfering tool rotating speed: 2000-8000rpm
Chamfered edge width: 0.5-3mm
Above-described embodiment, just preferred embodiment of the present utility model, is not used for limiting the utility model practical range, therefore all equivalent variations done with content described in the utility model claim, all should be included within the utility model right.
Claims (8)
1. a numerical control rack beveler, has base (1), it is characterized in that: the table top rear of described base (1) is horizontally arranged with X-axis line slideway I (2), and front is vertically arranged with Y-axis line slideway II (3); Described line slideway I (2) is provided with slide unit I (4), slide unit I (4) is fixed with column (6), and slide unit I (4) drives side-to-side movement by the X-axis screw body (5) be arranged on base (1) table top; The right side of described column (6) is vertically provided with Z axis line slideway III (7), line slideway III (7) is provided with slide plate I (8), chamfering I (12) is arranged on slide plate I (8), and slide plate I (8) is driven by the Z axis screw body I (10) be arranged on column (6) and moves up and down; Described line slideway II (3) is provided with slide unit II (9), slide unit II (9) is provided with frock clamp (22), and slide unit II (9) is seesawed by Y-axis screw body (11) driving be arranged on base (1) table top;
Described chamfering I (12) comprises two levels and is arranged on rolling linear guide pin bushing pair I (14) on slide plate I (8), the front end of described rolling linear guide pin bushing pair I (14) is fixed with supporting plate I (15), and rear end is fixed with wins I (20) in succession; The upper vertical of described supporting plate I (15) is fixed with electro spindle I (16), and the lower end of electro spindle I (16) is provided with chamfering tool I (17); The lower horizontal of described supporting plate I (15) is provided with tracer head I (18), and tracer head I (18) is positioned at the below of chamfering tool I (17); Described slide plate I (8) is fixed with retraction cylinder I (19), and the piston rod of retraction cylinder I (19) I (20) to be fixedly connected with winning in succession, tracer head I (18) its working face in moving process is close on the surface of profile of tooth all the time, and then the movement locus making chamfering tool I (17) follow tracer head I (18) is synchronized with the movement.
2. numerical control rack beveler according to claim 1, it is characterized in that: described line slideway III (7) is provided with slide plate II (23), and slide plate II (23) is moved up and down by Z axis screw body II (24) driving be arranged on column (6); Described slide plate II (23) is positioned at the below of slide plate I (8), and chamfering II (25) is arranged on slide plate II (23);
Described chamfering II (25) comprises two levels and is arranged on rolling linear guide pin bushing pair II (26) on slide plate II (23), the front end of described rolling linear guide pin bushing pair II (26) is fixed with supporting plate II (27), and rear end is fixed with wins II (21) in succession; The lower vertical of described supporting plate II (27) is fixed with electro spindle II (28), and the upper end of electro spindle II (28) is provided with chamfering tool II (29); The upper horizontal of described supporting plate II (27) is provided with tracer head II (30), and tracer head II (30) is positioned at the top of chamfering tool II (29); Described slide plate II (23) is fixed with retraction cylinder II (31), and the piston rod of retraction cylinder II (31) II (21) to be fixedly connected with winning in succession, tracer head II (30) its working face in moving process is close on the surface of profile of tooth all the time, and then the movement locus making chamfering tool II (29) follow tracer head II (30) is synchronized with the movement.
3. numerical control rack beveler according to claim 1, it is characterized in that: described supporting plate I (15) is L-shaped, electro spindle I (16) is vertically fixed on the vertical plane of " L " shape, tracer head I (18) is arranged on the below of " L " shape horizontal plane by dovetail groove adjusting device (13), makes tracer head I (18) move left and right adjustment.
4. numerical control rack beveler according to claim 2, it is characterized in that: described supporting plate II (27) is in inverted "L" shaped, electro spindle II (28) is vertically fixed on the vertical plane of inverted "L" shaped, tracer head II (30) is arranged on the top of inverted "L" shaped horizontal plane by dovetail groove adjusting device (13), makes tracer head II (30) move left and right adjustment.
5. the numerical control rack beveler according to claim 1 or 2 or 3 or 4, it is characterized in that: described frock clamp (22) comprises the pillar (32) be fixed on workbench (9), be arranged on the active grab (33) at pillar (32) top, be fixed on the pressing plate (34) of active grab (33) chuck lower end; Described pillar (32) inside upper part has large shoulder (35), and described pressing plate (34) is positioned at the top of large shoulder (35).
6. the numerical control rack beveler according to claim 1 or 2 or 3 or 4, it is characterized in that: described frock clamp (22) comprises the pillar (32) be fixed on workbench (9), described pillar (32) inside upper part has large shoulder (35), and additional lock platform (36) is positioned at large shoulder (35) and goes up and be fixed on pillar (32); The top of described additional lock platform (36) is provided with active grab (33), inside upper part has middle shoulder (37), middle inside has little shoulder (38), lower inside has breach (39), the chuck lower end of active grab (33) is fixed with pressing plate (34), and pressing plate (34) is arranged in the top of shoulder (37).
7. numerical control rack beveler according to claim 5, it is characterized in that: the table top of described base (1) is provided with spiral chip cleaner (40), and spiral chip cleaner (40) is positioned at immediately below chamfering tool I (17).
8. numerical control rack beveler according to claim 6, it is characterized in that: the table top of described base (1) is provided with spiral chip cleaner (40), and spiral chip cleaner (40) is positioned at immediately below chamfering tool I (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380858.0U CN204053145U (en) | 2014-07-10 | 2014-07-10 | Numerical control rack beveler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380858.0U CN204053145U (en) | 2014-07-10 | 2014-07-10 | Numerical control rack beveler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204053145U true CN204053145U (en) | 2014-12-31 |
Family
ID=52194732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420380858.0U Withdrawn - After Issue CN204053145U (en) | 2014-07-10 | 2014-07-10 | Numerical control rack beveler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204053145U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104107958A (en) * | 2014-07-10 | 2014-10-22 | 宝鸡虢西磨棱机厂 | Numerical control rack chamfering machine |
| CN105710455A (en) * | 2016-04-11 | 2016-06-29 | 宝鸡虢西磨棱机厂 | Multifunctional numerical control gear chamfering machine |
-
2014
- 2014-07-10 CN CN201420380858.0U patent/CN204053145U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104107958A (en) * | 2014-07-10 | 2014-10-22 | 宝鸡虢西磨棱机厂 | Numerical control rack chamfering machine |
| CN104107958B (en) * | 2014-07-10 | 2017-06-30 | 宝鸡虢西磨棱机厂 | Numerical control rack beveler |
| CN105710455A (en) * | 2016-04-11 | 2016-06-29 | 宝鸡虢西磨棱机厂 | Multifunctional numerical control gear chamfering machine |
| CN105710455B (en) * | 2016-04-11 | 2018-02-16 | 宝鸡虢西磨棱机厂 | Multifunctional numerical control little gear beveler |
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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: 20141231 Effective date of abandoning: 20170630 |
|
| AV01 | Patent right actively abandoned |