CN201841439U - Precise indexing table with locking function - Google Patents
Precise indexing table with locking function Download PDFInfo
- Publication number
- CN201841439U CN201841439U CN2010205576912U CN201020557691U CN201841439U CN 201841439 U CN201841439 U CN 201841439U CN 2010205576912 U CN2010205576912 U CN 2010205576912U CN 201020557691 U CN201020557691 U CN 201020557691U CN 201841439 U CN201841439 U CN 201841439U
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- stage body
- work top
- locking function
- main shaft
- calibration stage
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Abstract
The utility model discloses a precise indexing table with the locking function, which comprises a base of the indexing table; a indexing table body is arranged on a guide rail of the base of the indexing table; a spindle capable of rotating is arranged on the indexing table body ; an indexing mechanism is arranged on the spindle; a surface of a working table is fixed on the spindle; and the surface of the working table is fixedly arranged on the indexing table body through a plurality of sets of clamping mechanisms. With the adoption of the precise indexing table with the locking function, the defect of the existing precise indexing table can be overcome; the precise indexing table not only can be moved left and right, but also has the automatic clamping function; therefore, stronger impact force can be born, the index is precise, the precisions of machine tool and equipment can be improved, and the service lives of the machine tool and the equipment can be prolonged effectively.
Description
Technical field
The utility model relates to a kind of precision dividing apparatus, especially a kind of precision indexing platform with locking function.
Background technology
Need in the modern mechanical processing often to use accurate calibration simultaneously can also about the precision stage that is displaced sideways.Domestic existing this type of precision stage generally adopts taper hole centering and common worm and gear to carry out dividing movement, work a period of time, after worm gear weares and teares, sideshake strengthens between worm gear and the worm screw, causes indexing accuracy inaccurate, simultaneously after the workbench calibration, no clamp mechanism, the cutting force of cutter is directly passed to work top by part during machined, passes to worm gear by work top again, and this impulsive force easily causes the forfeiture of worm gear precision.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of precision indexing platform with locking function, can overcome the shortcoming of existing precision indexing platform, can move left and right, has automatic clamping function again, can bear stronger impulsive force, calibration is accurate, improves the precision of lathe, equipment effectively, prolongs the life-span of lathe, equipment.
For solving the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of precision indexing platform with locking function, comprise the circular dividing table base, be placed with the calibration stage body on the guide rail of circular dividing table base, rotatable main shaft is installed on the calibration stage body, indexing mechanism is installed on the main shaft, and work top is fixed on the main shaft, and work top clamps mechanism by many covers and is fixedly mounted on the calibration stage body.
The centre of calibration stage body offers internal point, and the self-lubricating deep groove ball bearing of two band edge lids is housed in the internal point, and self-lubricating deep groove ball bearing is installed on the main shaft.
In the indexing mechanism, the precision indexing worm gear that is installed on the main shaft matches with two helical pitch worm screws, and two helical pitch worm screws are installed on the calibration stage body by the sliding bearing at two ends.
Be provided with the worm screw adjusting pad between two helical pitch worm screws and the precision indexing worm gear.
In the clamp mechanism, upper flange plate and lower flange are installed in the work top, butterfly spring is housed on the lower flange, be placed with T type nut in the T type groove on the calibration stage body, screwed piston rod passes butterfly spring and lower flange stretches in the T type nut, form oil pocket between piston rod and the upper flange plate, oil pocket is communicated with oil inlet pipe on the work top.
Be provided with adjusting pad between work top and the main shaft.
The precision indexing platform with locking function that the utility model provides has overcome the shortcoming of existing precision indexing platform, and beneficial effect is as follows:
1, owing to be placed with the calibration stage body on the guide rail of circular dividing table base, the calibration stage body can be in circular dividing table base upper edge guide rail direction move left and right, and work top is fixed on the main shaft, can rotate on the calibration stage body with main shaft, has realized the calibration operation; After finishing when rotatablely moving simultaneously,, work top steadily can be fixed on the calibration stage body by clamp mechanism, can move left and right, have automatic clamping function again, can bear stronger impulsive force, calibration is accurate, improves the precision of lathe, equipment effectively, prolongs the life-span of lathe, equipment.
2, the self-lubricating deep groove ball bearing of two band edges lid of being equipped with of calibration stage body centre bore is installed on the main shaft, and the mode of traditional relatively taper hole centering has been simplified the process and assemble process, has kept precision better.
3, indexing mechanism adopts two helical pitch worm screws and precision indexing worm gear to realize rotatablely moving, and improves the precision of lathe, equipment effectively; Behind the work some cycles, after wearing and tearing, the precision indexing worm gear can adjust sideshake between worm gear and the worm screw by the worm screw adjusting pad thickness of wear down pair helical pitch worm screw axial location, guarantee the high accuracy of circular dividing table all the time.
4, the design of clamp mechanism has applied a pressure that adds in advance on work top, firmly be fixed on the calibration stage body when making work top not carry out the calibration operation, therefore on the processing work top during part, the part location is more firm, more helps lathe and processes; When work top needs calibration, only need to feed hydraulic oil and get final product to oil pocket, after putting in place, calibration stops supply pressure oil immediately, and clamp mechanism can firmly be clamped in work top on the calibration stage body again, has automatic clamping function, and is simple to operate, safe and reliable.
5, the design of adjusting pad makes in assembling process and can control gap between work top and the calibration stage body by the thickness of regulating adjusting pad between work top and the main shaft, has guaranteed the high accuracy of circular dividing table.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is a front view of the present utility model;
Fig. 2 is a right view of the present utility model;
Fig. 3 is the enlarged drawing at the utility model Fig. 2 M place;
Fig. 4 is the schematic diagram of the utility model indexing mechanism.
The specific embodiment
As depicted in figs. 1 and 2, the utility model comprises circular dividing table base 1, circular dividing table base 1 is provided with " mountain one is flat " guide rail, be placed with calibration stage body 2 on the guide rail of circular dividing table base 1, motor 3 is installed on the circular dividing table base 1, motor output shaft is connected with screw mandrel 5 by shaft coupling 4, nut 6 on the screw mandrel 5 is installed in 7 li of nut seats, nut seat 7 is fixed on calibration stage body 2 bottoms, travel switch 8 is installed on the circular dividing table base 1, on the calibration stage body 2 collision block 9 is housed simultaneously, rotatable main shaft 14 is installed on the calibration stage body 2, on the main shaft 14 indexing mechanism is installed, work top 12 is fixed on the main shaft 14, and work top 12 is fixedly mounted on the calibration stage body 2 by the clamp mechanism that 6 covers are built in the work top 12.
Be provided with adjusting pad 13 between work top 12 and the main shaft 14.
The centre of calibration stage body 2 offers internal point, and the self-lubricating deep groove ball bearing 15 of two band edge lids is housed in the internal point, and self-lubricating deep groove ball bearing 15 is installed on the main shaft 14.
Indexing mechanism as shown in Figure 4, the precision indexing worm gear 11 that is installed on the main shaft 14 matches with two helical pitch worm screws 26, two helical pitch worm screws 26 are installed on the calibration stage body 2 by the sliding bearing 16,17 at two ends, and worm screw motor 24 connection reducers 25 connect two helical pitch worm screws 26 by worm screw shaft coupling 27.
Be provided with worm screw adjusting pad 10 between two helical pitch worm screws 26 and the precision indexing worm gear 11.
Clamp mechanism as shown in Figure 3, upper flange plate 18 and lower flange 22 are installed in the work top 12, butterfly spring 21 is housed on the lower flange 22, be placed with T type nut 23 in the T type groove on the calibration stage body 2, screwed piston rod 20 passes butterfly spring 21 and lower flange 22 stretches in the T type nut 23, form oil pocket 19 between piston rod 20 and the upper flange plate 18, oil pocket 19 is communicated with oil inlet pipe on the work top 12.
Specific operation process of the present utility model is as follows:
If be displaced sideways about work top 12 needs, open motor 3, be displaced sideways along about the guide rail direction thereby promote calibration stage body 2 by 5 rotations of motor 3 rotating band movable wire bars, be displaced sideways thereby drive work top about 12; Can also control the extreme position of these calibration stage body 2 move left and right by travel switch 8, the phenomenon of avoiding mechanical part to bump produces.
Clamp mechanism when calibration operation (non-) at ordinary times is in clamped condition, at this moment, apply pretightning force by the threaded piston rod 20 of rotating band, on work top 12, applied a pressure that adds in advance, work top 12 firmly is fixed on the calibration stage body 2, therefore on processing work top 12 during part, the part location is more firm, more helps lathe and processes.
When work top 12 need carry out the calibration operation, feed hydraulic oil to oil pocket 19, the pressure that acts on piston rod 20 tops when hydraulic oil is greater than the pretightning force of butterfly spring 21 time, T type nut 23 in the T type groove of calibration stage body 2 breaks away from the upper surface of T type groove, open worm screw motor 24 this moment, worm screw motor 24 connection reducers 25 connect two helical pitch worm screw 26 drive shaft 14 by worm screw shaft coupling 27 and rotate, and drive work top 12 rotations then, carry out calibration; Stop to supply with hydraulic oil after calibration puts in place immediately, the pressure of butterfly spring 21 reset generation firmly is clamped in work top 12 on the calibration stage body 2 again, has automatic clamping function.
When the work some cycles, after precision indexing worm gear 11 wore and tore, the thickness of worm screw adjusting pad 10 that can be by wear down worm screw axial location was adjusted the sideshake between worm gear and the worm screw, guaranteed the high accuracy of this circular dividing table all the time.
Can control gap between work top 12 and the calibration stage body 2 by the thickness of regulating adjusting pad 13 in the assembling process.
Claims (6)
1. precision indexing platform with locking function, comprise circular dividing table base (1), be placed with calibration stage body (2) on the guide rail of circular dividing table base (1), it is characterized in that: rotatable main shaft (14) is installed on the calibration stage body (2), main shaft is equipped with indexing mechanism on (14), work top (12) is fixed on the main shaft (14), and work top (12) clamps mechanism by many covers and is fixedly mounted on the calibration stage body (2).
2. the precision indexing platform with locking function according to claim 1, it is characterized in that: the centre of calibration stage body (2) offers internal point, the self-lubricating deep groove ball bearing (15) of two band edge lids is housed in the internal point, and self-lubricating deep groove ball bearing (15) is installed on the main shaft (14).
3. the precision indexing platform with locking function according to claim 1 and 2, it is characterized in that: in the indexing mechanism, the precision indexing worm gear (11) that is installed on the main shaft (14) matches with two helical pitch worm screws (26), and two helical pitch worm screws (26) are installed on the calibration stage body (2) by the sliding bearing (16,17) at two ends.
4. the precision indexing platform with locking function according to claim 3 is characterized in that: be provided with worm screw adjusting pad (10) between two helical pitch worm screws (26) and the precision indexing worm gear (11).
5. the precision indexing platform with locking function according to claim 1 and 2, it is characterized in that: in the clamp mechanism, upper flange plate (18) and lower flange (22) are installed in the work top (12), butterfly spring (21) is housed on the lower flange (22), be placed with T type nut (23) in the T type groove on the calibration stage body (2), screwed piston rod (20) passes butterfly spring (21) and lower flange (22) stretches in the T type nut (23), form oil pocket (19) between piston rod (20) and the upper flange plate (18), oil pocket (19) is communicated with oil inlet pipe on the work top (12).
6. the precision indexing platform with locking function according to claim 1 and 2 is characterized in that: be provided with adjusting pad (13) between work top (12) and the main shaft (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205576912U CN201841439U (en) | 2010-10-12 | 2010-10-12 | Precise indexing table with locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205576912U CN201841439U (en) | 2010-10-12 | 2010-10-12 | Precise indexing table with locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201841439U true CN201841439U (en) | 2011-05-25 |
Family
ID=44036343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205576912U Expired - Fee Related CN201841439U (en) | 2010-10-12 | 2010-10-12 | Precise indexing table with locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201841439U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729126A (en) * | 2012-07-20 | 2012-10-17 | 湖南金能达机电科技有限公司 | Multifunctional forming grinding machine tool |
| CN104308726A (en) * | 2014-10-17 | 2015-01-28 | 芜湖洪金机床有限公司 | Material tray device of automatic feeding mechanism of five-axis numerical-control tool grinding machine |
| CN108953572A (en) * | 2018-07-31 | 2018-12-07 | 浙江广迈捷智能科技有限公司 | A kind of modified index dial |
| CN109128393A (en) * | 2018-10-30 | 2019-01-04 | 宜昌吉玛精机科技有限公司 | A kind of comb scouring machine index table location locking mechanism |
| CN110814857A (en) * | 2019-10-29 | 2020-02-21 | 燕山大学 | Numerical control indexing table locked by ratchet wheel and pawl |
| CN111872740A (en) * | 2020-06-30 | 2020-11-03 | 安徽省捷甬达智能机器股份有限公司 | Simple graduator |
-
2010
- 2010-10-12 CN CN2010205576912U patent/CN201841439U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729126A (en) * | 2012-07-20 | 2012-10-17 | 湖南金能达机电科技有限公司 | Multifunctional forming grinding machine tool |
| CN104308726A (en) * | 2014-10-17 | 2015-01-28 | 芜湖洪金机床有限公司 | Material tray device of automatic feeding mechanism of five-axis numerical-control tool grinding machine |
| CN108953572A (en) * | 2018-07-31 | 2018-12-07 | 浙江广迈捷智能科技有限公司 | A kind of modified index dial |
| CN109128393A (en) * | 2018-10-30 | 2019-01-04 | 宜昌吉玛精机科技有限公司 | A kind of comb scouring machine index table location locking mechanism |
| CN110814857A (en) * | 2019-10-29 | 2020-02-21 | 燕山大学 | Numerical control indexing table locked by ratchet wheel and pawl |
| CN111872740A (en) * | 2020-06-30 | 2020-11-03 | 安徽省捷甬达智能机器股份有限公司 | Simple graduator |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110525 Termination date: 20181012 |