CN202878034U - Workpiece inner hole grinding air suspending positioning clamping device - Google Patents
Workpiece inner hole grinding air suspending positioning clamping device Download PDFInfo
- Publication number
- CN202878034U CN202878034U CN 201220462317 CN201220462317U CN202878034U CN 202878034 U CN202878034 U CN 202878034U CN 201220462317 CN201220462317 CN 201220462317 CN 201220462317 U CN201220462317 U CN 201220462317U CN 202878034 U CN202878034 U CN 202878034U
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- clamping device
- gyroaxis
- rotating shaft
- bearing
- grinding
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Abstract
The utility model provides a workpiece inner hole grinding air suspending positioning clamping device which comprises a grinding fixture base, wherein the grinding fixture base is arranged in an inner circle grinder platform. The grinding fixture base is provided with a clamping device base and a driving motor which drives a rotating shaft of the clamping device base to rotate. A shaft sleeve is arranged in a shaft sleeve hole of the clamping device base, a front bearing and a rear bearing are respectively arranged at both ends of the shaft sleeve, the rotating shaft is arranged at the outer end of the rear bearing by a gap ring and a thrust plate, and a rear cover is arranged at the rear end of the thrust plate of the rotating shaft. A compressed air duct which is communicated with an air inlet nozzle of the rear cover is arranged on the bearing sleeve, the rear bearing, the gap ring, the thrust plate and the rear cover. Ventilating holes which are communicated with the compression air duct are formed in bearing bodies of the front bearing and the rear bearing. A belt pulley which is driven by the driving motor is arranged on the rotating shaft of the outer end of the rear cover, and a tightening screw which is arranged at the end of the rotating shaft penetrates through the rotating shaft, and is connected with a tightening part which is matched with a cone hole of an elastic tensioning head of the other end of the rotating shaft. Inner hole grinding air suspending positioning clamping of a workpiece can be achieved.
Description
Technical field
The utility model belongs to machinery manufacturing technology field, relates to the clamping position anchor clamps in a kind of grinding, is specifically related to a kind of tools for inner bores of workpieces gas suspension locating and clamping apparatus.
Background technology
Along with constantly bringing forth new ideas of technology, the machining accuracy of product is also in continuous improve in the field of machining, in present grinding process, adopt peripheral milling or centreless grinding to process for the cylindricalo grinding of cylindrical work, for the high cylindrical hole part of coaxial required precision, usually grind inner hole grinding with inner circle, to obtain high-precision size and fineness.Or process endoporus with the mode of honing, and during Hole honing, use the oilstone on the mandrel, through pressuring expansion hole wall is ground.And adopting the honing processing mode, the precision of endoporus and fineness all can be fine controlled, but because it belongs to the processing of not feeling relieved, can only carry out equably grinding to existing endoporus hole wall, but can't correct the centre deviation of internal-external circle concentricity.
In addition, internal grinder is when carrying out inner hole grinding, by interior grinding abrasive disk the workpiece of clamping on the machine tool headstock rotary main shaft to be processed, can proofread and correct workpiece before the processing, yet come clamping workpiece by the claw on the grinding machine rotary main shaft or other fastening means, although the precision of adjusting is high again, also can exist the gap because of internal grinder rotary main shaft and cooperating of bearing, add and man-hour workpiece accuracy is exerted an influence, and proofread and correct a lot of time of waste, operating efficiency is had a greatly reduced quality.
In a word, it is high adopting the honing machining accuracy, the processing of can't feeling relieved, though and adopt inner circle to grind to have solved the centering problem, but precision is not high and timing, loses time, efficient is lower.
The utility model content
The purpose of this utility model provides a kind of tools for inner bores of workpieces gas suspension locating and clamping apparatus, utilize the gas suspension principle, workpiece is contained in the clamping device of appropriate clearance, through the flow controller injecting compressed air, evenly ejection from the pore of clamping device bearing, and form a compression ring between the workpiece gap, thereby make workpiece be in the clamping device center with suspended state, then fixing with the tension part location, drivening piece driving workpiece rotating through clamping device carries out the high-precision grinding of endoporus, thereby makes the axiality of cylindrical and endoporus reach accurate; Fastening by endoporus tension part and gyroaxis front end elastic tensioning head aspect clamping simultaneously, make the loading and unloading of workpiece very convenient, solved the problems referred to above that exist in the existing inner hole grinding technology.
The technical scheme that the utility model adopts is, a kind of tools for inner bores of workpieces gas suspension locating and clamping apparatus, comprise the grinding jig base that is installed on the internal grinder workbench, the clamping device base is housed on the described grinding jig base and drives the drive motors that clamping device base gyroaxis rotates, in the axle sleeve hole on described clamping device base axle sleeve is housed, be respectively charged into front and back bearings in the axle sleeve two ends, described gyroaxis is loaded on the outer end of rear bearing through spacer ring and thrust plate, and bonnet is equipped with in the thrust plate rear end that is contained on the gyroaxis; On described axle sleeve, rear bearing, spacer ring, thrust plate and the bonnet, be provided with the compressed air air flue that is communicated with by the bonnet suction nozzle, the bearing body of described front and back bearings is provided with the passage that is communicated with axle sleeve compressed air air flue; The belt pulley that is driven by drive motors also is housed on the gyroaxis of described bonnet outer end, and the stretching screw that install the gyroaxis termination runs through gyroaxis, and the tension part that cooperates in gyroaxis other end elastic tensioning nose cone hole connects.
Tools for inner bores of workpieces gas suspension locating and clamping apparatus described in the utility model is further characterized in that,
Described clamping device floor installation is in the rotating shaft that the grinding jig base arranges, the extension of rotating shaft opposite side grinding jig base is provided with the trip bolt of fixed clamp device pedestal, and the adjusting bolt of regulating clamping device pedestal rotational angle on the grinding jig base is housed on the fork of clamping device base extension.Remove a bracket
The flow controller that injects air is equipped with at place, passage aperture on the bearing body of described front and back bearings.
The utility model tools for inner bores of workpieces gas suspension locating and clamping apparatus carries out inner hole grinding under the workpiece suspended state, naturally make workpiece obtain the coaxial precision of very high inside and outside circle.This scheme can effectively solve the workpiece grinding, particularly workpiece of many inner bore of step and need minute two ends process and can't guarantee that result of use is more obvious in its coaxial situation.
Description of drawings
Fig. 1 a and Fig. 1 b are the utility model tools for inner bores of workpieces gas suspension locating and clamping apparatus structural representations;
Fig. 2 is the utility model tools for inner bores of workpieces gas suspension locating and clamping apparatus structural representation.
Fig. 3 is the utility model tools for inner bores of workpieces gas suspension locating and clamping apparatus longitudinal sectional view;
Fig. 4 is the utility model tools for inner bores of workpieces gas suspension locating and clamping apparatus transverse sectional view;
Fig. 5 is the utility model gas suspension locating and clamping apparatus revolution pedestal partial enlarged drawing.
Among the figure, 1. grinding jig base, 2. clamping device base, 3. gyroaxis, 4. drive motors, 5. axle sleeve, 6. fore bearing, 7. rear bearing, 8. spacer ring, 9. thrust plate, 10. bonnet, 11. suction nozzles, 12. air flues, 13. passages, 14. belt pulleys, 15. stretching screw, 16. elastic tensioning heads, 17. tension parts, 18. rotating shafts, 19. extensions, 20. trip bolt, 21. forks, 22. adjusting bolts, 23. flow controllers, 24 workpiece, 25. bistriques, 26. emery wheels, 27. grinding head motors.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
A kind of tools for inner bores of workpieces gas suspension locating and clamping apparatus, such as Fig. 1 a, Fig. 1 b and shown in Figure 2, comprise the grinding jig base 1 that is installed on the internal grinder workbench, clamping device base 2 is housed on the described grinding jig base 1 and drives the drive motors 4 that clamping device base 2 gyroaxises 3 rotate, in the axle sleeve hole on described clamping device base 2 axle sleeve 5 is housed, be respectively charged into front and back bearings 6,7 in axle sleeve 5 two ends, described gyroaxis 3 is loaded on the outer end of rear bearing 7 through spacer ring 8 and thrust plate 9, and bonnet 10 is equipped with in thrust plate 9 rear ends that are contained on the gyroaxis 3; On described axle sleeve 5, rear bearing 7, spacer ring 8, thrust plate 9 and the bonnet 10, be provided with the compressed air air flue 12 that is communicated with by bonnet 10 suction nozzles 11, described front and back bearings 6,7 bearing body are provided with the passage 13 that is communicated with axle sleeve 5 compressed air air flues 12; The belt pulley 14 that is driven by drive motors 4 also is housed on the gyroaxis 3 of described bonnet 10 outer ends, the stretching screw 15 that install gyroaxis 3 terminations runs through gyroaxis 3, the tension part 17 that cooperates in gyroaxis 3 other end elastic tensioning heads 16 taper holes connects, described clamping device base 2 is installed in the rotating shaft 18 of grinding jig base 1 setting, the extension 19 of rotating shaft 18 opposite side grinding jig bases 1 is provided with the trip bolt 20 of fixed clamp device pedestal 2, and the adjusting bolt 22 of regulating clamping device pedestal 2 rotational angle on grinding jig base 1 is housed on the fork 21 of clamping device base 2 extensions 19; The flow controller 23 that injects air is equipped with at place, passage 13 apertures on described front and back bearings 6,7 the bearing body.
The utility model tools for inner bores of workpieces gas suspension locating and clamping apparatus, as shown in Figure 3 and Figure 4, utilize the gas suspension principle, at first workpiece 24 is contained in the clamping chamber that fore bearing 6 and rear bearing 7 have appropriate clearance, allow the large end face of workpiece 24 end faces near gyroaxis 3, workpiece 24 inner end inner hole sleeves are on gyroaxis front end elastic tensioning head 16, at this moment, by compressed air air flue 12 injecting compressed airs of suction nozzle 11 to bonnet 10, compressed air is through axle sleeve 5, rear bearing 7, spacer ring 8, the compressed air air flue 12 that is communicated with bonnet 10 on the thrust plate 9, by front and back bearings 6, the passage 13 that is communicated with compressed air air flue 12 on 7 the bearing body enters in the chamber of fore bearing 6 and rear bearing 7 formation, because the flow controller 23 that injects air is equipped with at fore bearing 6 and place, rear bearing 7 passages 13 apertures, so that it is very even to be infused in the gap that forms between workpiece 24 cylindricals in fore bearing 6 and rear bearing 7 and the clamping chamber, allow workpiece 24 be in the clamping device center with suspended state, then the stretching screw 15 installed of turn gyroaxis 3 terminations, the tension part 17 that transference gyroaxis 3 front end elastic tensioning heads 16 taper hole engage sleeves is mobile backward, support the diameter of large elastic tensioning head 16, workpiece 24 is supported and fixed on the clamping device center accurately, as shown in Figure 3, after workpiece 24 is fixed accurately, start grinding head motor 27, allow bistrique 26 drive emery wheel 25 rotations; Start drive motors 4, the belt pulley 14 that connects by belt drives gyroaxis 3 rotations, drive workpiece 24 rotations by gyroaxis 3 again, by inner hole grinding machine vertically, transverse feed mechanism carries out the high-precision grinding of workpiece 24 endoporus, guaranteed that the axiality of workpiece 24 cylindricals and endoporus reaches accurate.
Equally, vertical, transverse feed mechanism by inner hole grinding machine, the utility model tools for inner bores of workpieces gas suspension locating and clamping apparatus can realize that also the workpiece grinding, particularly workpiece of inner bore of step need carry out grinding in minute two ends, and can't guarantee the situation that its coaxial required precision is high.
The utility model clamping device base 2 is installed in the rotating shaft 18 of grinding jig base 1 setting, if need grinding to have the endoporus of certain taper, as long as unclamp the trip bolt 20 of fixed clamp device pedestal 2, regulate the adjusting bolt 22 of clamping device pedestal 2 rotational angle on grinding jig base 1, allow fork 21 tips of clamping device base 2 extensions 19 be positioned at the particular location of the scale that grinding jig base 1 side shows, as shown in Figure 5, just can allow clamping device base 2 turn over together an angle with gas suspension locating and clamping apparatus and the drive motors 4 on top, with be formed centrally a gradient in the bistrique 26, tighten again trip bolt 20 fixed clamp device pedestals 2, start out the drive motors 4 on grinding head motor 27 and the clamping device base 2, by inner hole grinding machine vertically, transverse feed mechanism carries out the high-precision grinding of workpiece 24 taper holes.
Above-mentioned embodiment is an example of the present utility model; not to limit enforcement of the present utility model and interest field; all equivalences of making according to the described content of the utility model patent protection scope change and modify, and all should be included in the utility model claim.
Claims (3)
1. tools for inner bores of workpieces gas suspension locating and clamping apparatus, comprise the grinding jig base (1) that is installed on the internal grinder workbench, it is characterized in that, clamping device base (2) is housed on the described grinding jig base (1) and drives the drive motors (4) that clamping device base (2) gyroaxis (3) rotates, axle sleeve (5) is housed in the axle sleeve hole on described clamping device base (2), be respectively charged into front and back bearings (6 in axle sleeve (5) two ends, 7), described gyroaxis (3) is loaded on the outer end of rear bearing (7) through spacer ring (8) and thrust plate (9), and bonnet (10) is equipped with in thrust plate (9) rear end that is contained on the gyroaxis (3); On described axle sleeve (5), rear bearing (7), spacer ring (8), thrust plate (9) and the bonnet (10), be provided with the compressed air air flue (12) that is communicated with by bonnet (10) suction nozzle (11), the bearing body of described front and back bearings (6,7) is provided with the passage (13) that is communicated with axle sleeve (5) compressed air air flue (12); The belt pulley (14) that is driven by drive motors (4) also is housed on the gyroaxis (3) of described bonnet (10) outer end, the stretching screw (15) that install gyroaxis (3) termination runs through gyroaxis (3), and the tension part (17) that cooperates in gyroaxis (3) other end elastic tensioning head (16) taper hole connects.
2. tools for inner bores of workpieces gas suspension locating and clamping apparatus according to claim 1, it is characterized in that, described clamping device base (2) is installed in the rotating shaft (18) of grinding jig base (1) setting, the extension (19) of rotating shaft (18) opposite side grinding jig base (1) is provided with the trip bolt (20) of fixed clamp device pedestal (2), is equipped with on the fork (21) of clamping device base (2) extension (19) to regulate clamping device pedestal (2) in the adjusting bolt (22) of the upper rotational angle of grinding jig base (1).
3. tools for inner bores of workpieces gas suspension locating and clamping apparatus according to claim 1 is characterized in that, the flow controller (23) that injects air is equipped with at the place, passage (13) aperture on the bearing body of described front and back bearings (6,7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220462317 CN202878034U (en) | 2012-09-11 | 2012-09-11 | Workpiece inner hole grinding air suspending positioning clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220462317 CN202878034U (en) | 2012-09-11 | 2012-09-11 | Workpiece inner hole grinding air suspending positioning clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202878034U true CN202878034U (en) | 2013-04-17 |
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ID=48069499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220462317 Expired - Lifetime CN202878034U (en) | 2012-09-11 | 2012-09-11 | Workpiece inner hole grinding air suspending positioning clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202878034U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102825511B (en) * | 2012-09-11 | 2016-12-21 | 东莞市科隆电机有限公司 | Tools for inner bores of workpieces gas suspension locating and clamping apparatus |
| CN111843562A (en) * | 2020-06-15 | 2020-10-30 | 广州市昊志机电股份有限公司 | Air supporting gear shaping anchor clamps and gear shaping machine |
| CN112077685A (en) * | 2020-09-30 | 2020-12-15 | 深圳市速锋科技股份有限公司 | Non-contact air floatation clamp applied to grinding machine tool |
| CN112846725A (en) * | 2021-01-05 | 2021-05-28 | 王大凤 | Automatic assembling machine and assembling method for intelligent diaphragm gas meter |
-
2012
- 2012-09-11 CN CN 201220462317 patent/CN202878034U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102825511B (en) * | 2012-09-11 | 2016-12-21 | 东莞市科隆电机有限公司 | Tools for inner bores of workpieces gas suspension locating and clamping apparatus |
| CN111843562A (en) * | 2020-06-15 | 2020-10-30 | 广州市昊志机电股份有限公司 | Air supporting gear shaping anchor clamps and gear shaping machine |
| CN112077685A (en) * | 2020-09-30 | 2020-12-15 | 深圳市速锋科技股份有限公司 | Non-contact air floatation clamp applied to grinding machine tool |
| CN112846725A (en) * | 2021-01-05 | 2021-05-28 | 王大凤 | Automatic assembling machine and assembling method for intelligent diaphragm gas meter |
| CN112846725B (en) * | 2021-01-05 | 2023-05-12 | 济宁天和智能仪表有限责任公司 | Automatic assembly machine and assembly method for intelligent diaphragm gas meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: DONGGUAN KELONG MOTOR CO., LTD. Free format text: FORMER NAME: DONGGUAN KELONG ELECTROMECHANICAL CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 523000, Dongguan, Guangdong, Fenggang Town, Yan Tian Village, Nanshan Industrial Town, A11 building, third floor Patentee after: DONGGUAN KELONG MOTOR CO., LTD. Address before: 523000, Dongguan, Guangdong, Fenggang Town, Yan Tian Village, Nanshan Industrial Town, A11 building, third floor Patentee before: Dongguan Kelong Electromechanical Co.,Ltd. |
|
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Wensheng Inventor before: Chen Wenquan |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHEN WENQUAN TO: CHEN WENSHENG |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171024 Address after: The third floor of Building No. 182 G Kwai 523000 Guangdong province Dongguan City Qing Zhen Qing Huang Village Industrial Zone Patentee after: Dongguan manifest Motor Co., Ltd. Address before: 523000, Dongguan, Guangdong, Fenggang Town, Yan Tian Village, Nanshan Industrial Town, A11 building, third floor Patentee before: DONGGUAN KELONG MOTOR CO., LTD. |