CN203738065U - Drilling device for electric main shaft - Google Patents
Drilling device for electric main shaft Download PDFInfo
- Publication number
- CN203738065U CN203738065U CN201420071092.8U CN201420071092U CN203738065U CN 203738065 U CN203738065 U CN 203738065U CN 201420071092 U CN201420071092 U CN 201420071092U CN 203738065 U CN203738065 U CN 203738065U
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- CN
- China
- Prior art keywords
- support
- fixed
- column
- main shaft
- rocker arm
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- Expired - Fee Related
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Abstract
The utility model relates to a drilling device for an electric main shaft. The drilling device comprises a base, an upright, a support, the electric main shaft, a middle rod, a rocker arm shaft and a rocker arm, wherein the upright is vertically fixed to the base, the support is fixed to the upright, the rocker arm shaft is movably connected to the support, and the rocker arm is fixed to the end of the rocker arm shaft and located outside the support. A copper bush with the center line parallel to the upright is fixed to the support. The electric main shaft is movably matched to the inner portion of an inner hole of the copper bush. A horizontal connecting board is fixed to the upper end of the electric main shaft. The middle rod is perpendicularly fixed to the connecting board. The middle rod movably penetrates through the support. A reset spring is arranged between the support and the connecting board, wherein the middle rod is sleeved with the reset spring. A nut collar is fixed to the lower end of the middle rod. A damping spring is arranged between the support and the nut collar, wherein the middle rod is sleeved with the damping spring. The rocker arm shaft is perpendicular to the middle rod. A rocker arm gear is arranged on the rocker arm shaft. The middle rod is provided with a rack meshed with the rocker arm gear. According to the drilling device for the electric main shaft, service life is prolonged, the rotation accuracy is guaranteed, the structure is simple and compact, use is convenient, control is easy, high speed is achieved, reset vibration in operation is eliminated, and reliability is high.
Description
Technical field
The utility model relates to a kind of electric main shaft drill unit, belongs to plant equipment.
Background technology
In the apertures such as spinneret and capillary processing, due to needs high speed rotating, the structure of existing common high-speed drilling machine is more complicated, and rotation precision is not high, and the vibration bringing is also larger, causes difficulty to processing.
Summary of the invention
In order to address the above problem, the utility model provides a kind of electric main shaft drill unit, simple in structure, easy to use, is easy to control, and the vibration in can elimination work, ensures rotation precision, and reliability is strong, and long service life, is applicable to the processing of aperture, micropore.
For achieving the above object, concrete scheme of the present utility model is:
A kind of electric main shaft drill unit, comprise base, be fixed on the vertical column on base, be fixed on the support on column, electricity main shaft, intermediate bar, rocker arm shaft, be fixed on rocker arm shaft end and be positioned at the rocking arm in support outside, on support, be fixed with the copper bush that center line parallels with column, the activity of electricity main shaft is matched with in copper bush endoporus, be fixed with the connecting plate of level in the upper end of electric main shaft, intermediate bar is vertically fixed on connecting plate, intermediate bar is movable through support, between support and connecting plate, there is the back-moving spring that is placed on intermediate bar, lower end at intermediate bar is fixed with nut collar, between support and nut collar, there is the damping spring that is placed on intermediate bar, rocker arm shaft is movably connected on support, rocker arm shaft is vertical with intermediate bar, on rocker arm shaft, be fixedly connected with rocker gear, on intermediate bar, there is tooth bar, rocker gear is meshed with tooth bar.
Support is placed on column, column is cylinder, and support is fixed on column by retaining mechanism, retaining mechanism comprises locking swivel nut, lock sleeve, clamping screw, the endoporus of locking swivel nut is screwed hole, on support, there is vertical with column and crossing through hole, locking swivel nut and lock sleeve activity are matched with in through hole, the both sides, front and back of the horizontal center line that is positioned at column of locking swivel nut and lock sleeve symmetry, have respectively in the locking swivel nut end edge relative with lock sleeve the arc surface matching with the surface of column, clamping screw matches with the locking endoporus of swivel nut and the endoporus of lock sleeve, head end at clamping screw is fixed with spanner.
There is shoulder hole at center at column, has the adjusting nut that is fixed on shoulder hole on column, is fixed with case in the upper end of support, is connected with adjusting screw(rod) on case, adjusting screw(rod) and adjusting nut threaded engagement.
Adjusting screw(rod) is concentric with column.
The movable upper end of adjusting screw(rod) is through case, has a step being positioned at below case at the epimere of adjusting screw(rod), has the plane bearing that is installed on adjusting screw(rod) between case and step, fixes a jump ring being positioned at above case at the epimere of adjusting screw(rod).
Case is fixed on support by set bolt, along the lock-screw that radially has locking adjusting nut of column.
The endoporus of copper bush has oil storage helicla flute.
Electric main shaft of the present utility model is fixed on connecting plate, and connecting plate is fixedly connected with intermediate bar, rotates rocking arm when use, the rocker gear of rocker arm shaft is meshed with the tooth bar on intermediate bar drive electric main shaft to realize to move up and down; Back-moving spring and damping spring are housed, the reset vibrance in can elimination work on intermediate bar; Copper bush on electricity main shaft and support is slidably matched, and between copper bush and support, adopts interference fit; Support is connected employing and is slidably matched with column, the adjusting of the upper-lower position of support on column realizes by adjusting screw(rod), adjusting nut, case, and case is fixed on support, and adjusting nut is fixed on column and prevents and adjusting screw(rod) transfer with lock-screw; Support is locked or is loosened by locking swivel nut, lock sleeve, clamping screw and column.
Electric main shaft of the present utility model matches with the copper bush on support, thereby increases the service life, and ensures rotation precision; Adopt electric main shaft, overall structure simple compact, easy to use, be easy to control and realize high speed, utilize mechanical mechanism that drilling campaign is fixed and realized to electric main shaft, the back-moving spring in frame for movement and the damping spring reset vibrance in can elimination work, improve kinematic accuracy, reliability is strong.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 removes the structural representation that the rocker gear of rocking arm rear arm axle matches with the tooth bar on intermediate bar.
Fig. 3 is the structure for amplifying schematic diagram of A in Fig. 1.
Fig. 4 is the B-B broken section structural representation in Fig. 1.
Fig. 5 is the structural representation of locking swivel nut.
Fig. 6 is the structural representation of lock sleeve.
In figure: base 1, column 2, shoulder hole 2-1, support 3, through hole 3-1, electricity main shaft 4, intermediate bar 5, tooth bar 5-1, rocker arm shaft 6, rocking arm 7, copper bush 8, oil storage helicla flute 8-1, connecting plate 9, back-moving spring 10, damping spring 11, locking swivel nut 12, arc surface 12-1, lock sleeve 13, arc surface 13-1, clamping screw 14, adjusting nut 15, case 16, adjusting screw(rod) 17, step 17-1, set bolt 18, lock-screw 19, plane bearing 20, jump ring 21, bolt 22, hold-down nut 23, rocker gear 24, spanner 25, nut collar 26.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment, referring to accompanying drawing 1～accompanying drawing 6, a kind of electric main shaft drill unit, comprise base 1, be fixed on the vertical column 2 on base 1, be fixed on the support 3 on column 2, electricity main shaft 4, intermediate bar 5, rocker arm shaft 6, be fixed on rocker arm shaft 6 ends and be positioned at the rocking arm 7 in support 3 outsides, on support 3, be fixed with the copper bush 8 that center line parallels with column 2, copper bush 8 adopts bronze material, and its endoporus has oil storage helicla flute 8-1, be convenient to apply oil lubricated, 4 activities of electricity main shaft are matched with in copper bush 8 endoporus, be fixed with the connecting plate 9 of level by bolt 22 in the upper end of electric main shaft 4, intermediate bar 5 is vertically fixed on connecting plate 9 by hold-down nut 23, intermediate bar 5 is movable through support 3, between support 3 and connecting plate 9, there is the back-moving spring 10 that is placed on intermediate bar 5, be fixed with nut collar 26 in the lower end of intermediate bar 5, between support 3 and nut collar 26, there is the damping spring 11 that is placed on intermediate bar 5, rocker arm shaft 6 is movably connected on support 3, rocker arm shaft 6 is vertical with intermediate bar 5, on rocker arm shaft 6, be fixedly connected with rocker gear 24, on intermediate bar 5, there is tooth bar 5-1, rocker gear 24 is meshed with tooth bar 5-1.
Support 3 is placed on column 2, column 2 is cylinder, and support 3 is fixed on column 2 by retaining mechanism, retaining mechanism comprises locking swivel nut 12, lock sleeve 13, clamping screw 14, the endoporus of locking swivel nut 12 is screwed hole, on support 3, there is vertical with column 2 and crossing through hole 3-1, locking swivel nut 12 is matched with in through hole 3-1 with lock sleeve 13 activities, the both sides, front and back of the horizontal center line that is positioned at column 2 of locking swivel nut 12 and lock sleeve 13 symmetries, have respectively in locking swivel nut 12 end edge relative with lock sleeve 13 the arc surface 12-1 matching with the surface of column 2, 13-1, clamping screw 14 matches with the locking endoporus of swivel nut 12 and the endoporus of lock sleeve 13, be fixed with spanner 25 in the head end of clamping screw 14.
There is shoulder hole 2-1 at the center of column 2, on column 2, have the adjusting nut 15 that is fixed on shoulder hole 2-1, be fixed with case 16 in the upper end of support 3, on case 16, be connected with adjusting screw(rod) 17, adjusting screw(rod) 17 and adjusting nut 15 threaded engagement.
Adjusting screw(rod) 17 is concentric with column 2.
Case 16 is fixed on support 3 by set bolt 18, along the lock-screw 19 that radially has locking adjusting nut 15 of column 2.The movable upper end of adjusting screw(rod) 17 is through case 16, there is a step 17-1 who is positioned at below case 16 at the epimere of adjusting screw(rod) 17, between case 16 and step 17-1, there is the plane bearing 20 that is installed on adjusting screw(rod) 17, fix a jump ring 21 being positioned at above case 16 at the epimere of adjusting screw(rod) 17.
Electric main shaft 4 of the present utility model is fixed on connecting plate 9 by bolt 22, connecting plate 9 is fixedly connected with intermediate bar 5, when use, rotate rocking arm 7, the rocker gear 24 of rocker arm shaft 6 is meshed with the tooth bar 5-1 on intermediate bar 5 and drives electric main shaft 4 to realize upper and lower drilling campaign; Back-moving spring 10 and damping spring 11 are housed, the reset vibrance in can elimination work on intermediate bar 5; Electricity main shaft 4 is slidably matched with the copper bush 8 on support 3, adopts interference fit between copper bush 8 and support 3; Support 3 is connected employing and is slidably matched with column 2, the adjusting of the upper-lower position of support 3 on column 2 realizes by adjusting screw(rod) 17, adjusting nut 15, case 16, case 16 is fixed on support 3, and adjusting nut 15 use lock-screws 19 are fixed on column 2 and prevent and adjusting screw(rod) 17 transfers; Support 3 is locked or loosens with column 2 by locking swivel nut 12, lock sleeve 13, clamping screw 14, when lock bracket 3, only need turn clamping screw 14 by spanner 25, making to lock swivel nut 12 moves in opposite directions with lock sleeve 13, until locking the arc surface 12-1 of swivel nut 12 and the arc surface 13-1 of lock sleeve 13 closely cooperate with the periphery of column 2 respectively, i.e. lock bracket 3; While loosening support 3, only need turn clamping screw 14 in the other direction by spanner 25, make to lock swivel nut 12 and lock sleeve 13 away from, loosen support 3.Regulate support 3 in the time of the upper-lower position of column 2, first will loosen support 3, then turn adjusting screw(rod) 17, threaded engagement by adjusting screw(rod) 17 and adjusting nut 15 and then make adjusting screw(rod) 17 drive case 16, support 3 to move on column 2, only needs lock bracket 3 after regulating.
The utility model adopts electric main shaft 4, compact conformation, easy to use, be easy to control and realize high speed, utilize mechanical mechanism that drilling campaign is fixed and realized to electric main shaft 4, the copper bush 8 with oil storage helicla flute 8-1, plane bearing 20, back-moving spring 10, damping spring 11 can both improve the kinematic accuracy of electric main shaft 4.
Claims (7)
1. an electric main shaft drill unit, it is characterized in that: comprise base, be fixed on the vertical column on base, be fixed on the support on column, electricity main shaft, intermediate bar, rocker arm shaft, be fixed on rocker arm shaft end and be positioned at the rocking arm in support outside, on support, be fixed with the copper bush that center line parallels with column, the activity of electricity main shaft is matched with in copper bush endoporus, be fixed with the connecting plate of level in the upper end of electric main shaft, intermediate bar is vertically fixed on connecting plate, intermediate bar is movable through support, between support and connecting plate, there is the back-moving spring that is placed on intermediate bar, lower end at intermediate bar is fixed with nut collar, between support and nut collar, there is the damping spring that is placed on intermediate bar, rocker arm shaft is movably connected on support, rocker arm shaft is vertical with intermediate bar, on rocker arm shaft, be fixedly connected with rocker gear, on intermediate bar, there is tooth bar, rocker gear is meshed with tooth bar.
2. electric main shaft drill unit according to claim 1, it is characterized in that: support is placed on column, column is cylinder, and support is fixed on column by retaining mechanism, retaining mechanism comprises locking swivel nut, lock sleeve, clamping screw, the endoporus of locking swivel nut is screwed hole, on support, there is vertical with column and crossing through hole, locking swivel nut and lock sleeve activity are matched with in through hole, the both sides, front and back of the horizontal center line that is positioned at column of locking swivel nut and lock sleeve symmetry, have respectively in the locking swivel nut end edge relative with lock sleeve the arc surface matching with the surface of column, clamping screw matches with the locking endoporus of swivel nut and the endoporus of lock sleeve, head end at clamping screw is fixed with spanner.
3. electric main shaft drill unit according to claim 2, it is characterized in that: there is shoulder hole at the center at column, on column, there is the adjusting nut that is fixed on shoulder hole, upper end at support is fixed with case, on case, be connected with adjusting screw(rod), adjusting screw(rod) and adjusting nut threaded engagement.
4. electric main shaft drill unit according to claim 3, is characterized in that: adjusting screw(rod) is concentric with column.
5. according to the electric main shaft drill unit described in claim 3 or 4, it is characterized in that: the movable upper end of adjusting screw(rod) is through case, there is a step being positioned at below case at the epimere of adjusting screw(rod), between case and step, there is the plane bearing that is installed on adjusting screw(rod), fix a jump ring being positioned at above case at the epimere of adjusting screw(rod).
6. electric main shaft drill unit according to claim 5, is characterized in that: case is fixed on support by set bolt, along the lock-screw that radially has locking adjusting nut of column.
7. electric main shaft drill unit according to claim 1, is characterized in that: the endoporus of copper bush has oil storage helicla flute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420071092.8U CN203738065U (en) | 2014-02-19 | 2014-02-19 | Drilling device for electric main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420071092.8U CN203738065U (en) | 2014-02-19 | 2014-02-19 | Drilling device for electric main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203738065U true CN203738065U (en) | 2014-07-30 |
Family
ID=51337928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420071092.8U Expired - Fee Related CN203738065U (en) | 2014-02-19 | 2014-02-19 | Drilling device for electric main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203738065U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104759661A (en) * | 2015-04-23 | 2015-07-08 | 常州信息职业技术学院 | Microhole drilling system based on start-stop technology |
| CN105681941A (en) * | 2016-04-18 | 2016-06-15 | 上海声望声学科技股份有限公司 | Microphone fine tuning device |
-
2014
- 2014-02-19 CN CN201420071092.8U patent/CN203738065U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104759661A (en) * | 2015-04-23 | 2015-07-08 | 常州信息职业技术学院 | Microhole drilling system based on start-stop technology |
| CN104759661B (en) * | 2015-04-23 | 2017-03-08 | 常州信息职业技术学院 | A kind of Micro-role Drilling system based on start and stop technology |
| CN105681941A (en) * | 2016-04-18 | 2016-06-15 | 上海声望声学科技股份有限公司 | Microphone fine tuning device |
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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: 20140730 Termination date: 20150219 |
|
| EXPY | Termination of patent right or utility model |