CN111730107A - Cage pocket hole processingequipment - Google Patents
Cage pocket hole processingequipment Download PDFInfo
- Publication number
- CN111730107A CN111730107A CN202010561928.2A CN202010561928A CN111730107A CN 111730107 A CN111730107 A CN 111730107A CN 202010561928 A CN202010561928 A CN 202010561928A CN 111730107 A CN111730107 A CN 111730107A
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- main shaft
- cage
- rotating
- auxiliary fixing
- cage pocket
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- 238000003754 machining Methods 0.000 claims abstract description 40
- 230000008093 supporting effect Effects 0.000 description 39
- 238000005553 drilling Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to the technical field of bearing processing, in particular to a cage pocket processing device, which comprises a mechanical support main body, a rotating device, a main shaft, a cage and an auxiliary fixing device, wherein: one end of the main shaft is connected with a rotating device, the other end of the main shaft is connected with an auxiliary fixing device, the retainer is fixedly sleeved on the main shaft, the rotating device and the auxiliary fixing device are fixedly installed at the upper end of the mechanical support main body, the rotating device comprises a rotating graduator and a three-jaw chuck, one end of the main shaft, which is connected with the auxiliary fixing device, is a support end, and a plurality of platform surfaces which are consistent with the number and the angle of the retainer pocket holes are arranged on the support end. The retainer pocket machining device realizes the fixation of the retainer and the indexing of the number of pockets by rotating the graduator, the three-jaw chuck, the platform surface and the auxiliary fixing device, has a simple structure, and can accurately realize the control of the number of the pockets.
Description
Technical Field
The invention relates to the technical field of bearing processing, in particular to a cage pocket processing device.
Background
The cage is one of main parts in the rolling bearing and is used for isolating the rolling bodies and pushing the rolling bodies to bear in turn, the pockets are one of main structural characteristics of the cage and are uniformly distributed on the circumferential surface of the cage and are used for isolating the rolling bodies, and the manufacturing precision of the pockets directly influences the performance of the bearing, so that the pockets can be machined, and the relative positions of the circumferential directions of the pockets and the internal sizes of the pockets are particularly important. At present, most cage pocket machining is carried out on a five-axis machining machine tool, and mainly comprises broaching machining and linear cutting machining; during broaching, the retainer cannot overcome cutting force generated by broaching, is easy to deform, and cannot ensure the precision of the pocket; the linear cutting processing can meet the processing precision, but the manufacturing cost is too high, the production period is long, and the production efficiency is influenced; and when small-batch pockets are machined, the machining method is not suitable for complex machine tools.
Aiming at the complexity of the existing pocket machining, the inventor in China develops a cage pocket machining device, so that the pocket machining becomes relatively simple, for example, in patent CN105127779A, in order to prevent the tool from tipping, a support sleeve which is used for radially supporting a cage blank body is sleeved on the periphery of the cage blank body, the machining cost is increased to a certain extent, and the patent does not show the precision of how to control the circumferential spacing size of the pocket. In view of the fact that the existing cage pocket machining mode is too complex, a pocket machining tool which can meet machining precision and save machining cost is needed.
Disclosure of Invention
In order to solve the technical problems in the background, the invention provides a cage pocket machining device, which can complete the machining of pockets on a complex machine tool by adopting a drilling machine.
The invention adopts the following technical scheme: the utility model provides a cage pocket processingequipment, includes mechanical support main part, rotating device, main shaft, cage and supplementary fixing device, wherein:
one end of the main shaft is connected with the rotating device, the other end of the main shaft is connected with the auxiliary fixing device, the retainer is fixedly sleeved on the main shaft and is positioned between the rotating device and the auxiliary fixing device, and the rotating device and the auxiliary fixing device are both fixedly arranged at the upper end of the mechanical support main body.
Further, the rotating device comprises a rotating indexer and a three-jaw chuck, wherein the rotating indexer is used for controlling the rotating angle of the spindle, and the three-jaw chuck is used for fixing the spindle.
Furthermore, the main shaft is provided with a shaft shoulder, one end of the retainer is abutted against the shaft shoulder, the other end of the retainer is abutted against a locking nut, and the locking nut is installed on the main shaft.
Furthermore, a ring groove is formed in the position, where the retainer is installed, of the main shaft, and the width of the ring groove is larger than the diameter of the retainer pocket and smaller than the width of the retainer.
Furthermore, one end of the main shaft connected with the auxiliary fixing device is a supporting end, a plurality of platform surfaces with the number and the angles consistent with those of the cage pockets are arranged on the supporting end, a plurality of indicating grooves are circumferentially arranged on the main shaft and are in one-to-one correspondence with the platform surfaces, and the corresponding indicating grooves are superposed with the central lines of the platform surfaces.
Furthermore, the auxiliary fixing device comprises a supporting seat and a locking bolt, a positioning hole and a supporting hole are formed in the supporting seat, the axis of the supporting hole is perpendicular to the axis of the positioning hole, the supporting end is inserted into the supporting hole and connected with the supporting seat, and the locking bolt penetrates through the positioning hole and is abutted and fixed with the platform surface.
Furthermore, the auxiliary fixing device also comprises a locking gasket, and the locking gasket is positioned between the locking bolt and the flat table top.
Further, an arc surface is arranged between every two adjacent platform surfaces, and the radius of the arc surface is the same as that of the supporting hole.
Further, still include the drilling machine and connect the base, drilling machine connection base fixed connection is at the lower extreme of mechanical support main part.
Compared with the prior art, the invention has the beneficial effects that:
(1) the cage pocket processing device is simple in structure, the mechanical support main body is fixedly arranged on a drilling machine, the pocket can be processed, the operation is convenient, and the cost is saved.
(2) The supporting end of the cage pocket processing device is provided with a plurality of platform surface structures with the same number and angles as those of the cage pockets, and on the basis of ensuring the supporting and fixing of the main shaft and other parts, the supporting end of the cage pocket processing device can realize the function of automatic centering by matching with the locking bolt on the auxiliary fixing device, thereby effectively ensuring the precision of the drilling position.
(3) The retainer pocket machining device realizes the fixation of the retainer and the indexing of the number of pockets by rotating the graduator, the three-jaw chuck, the platform surface and the locking bolts on the auxiliary fixing device, has a simple structure, and can accurately realize the control of the number of the pockets.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an overall view of the cage pocket machining apparatus according to the present invention;
FIG. 2 is a front view of the cage pocket machining apparatus of the present invention;
FIG. 3 is a main shaft structure view of the cage pocket processing apparatus of the present invention;
FIG. 4 is a structural view of a rotating unit of the cage pocket processing apparatus according to the present invention;
FIG. 5 is a view showing a structure of a support frame of the cage pocket processing device according to the present invention;
FIG. 6 is an enlarged view of a portion a of FIG. 5;
FIG. 7 is an enlarged view of portion b of FIG. 5;
the mechanical support base comprises a mechanical support body 1, a bottom plate 11, a first step surface 111, a second step surface 112, a fixed stop 12, a fastening bolt 13, a rotating device 2, a rotating indexer 21, a three-jaw chuck 22, a main shaft 3, a shaft shoulder 31, a circular groove 32, a platform surface 33, an indication groove 34, a circular arc surface 35, a retainer 4, an auxiliary fixing device 5, a support seat 51, a positioning hole 511, a support hole 512, a locking bolt 52, a locking gasket 53, a locking nut 6 and a drilling machine connecting base 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 7, the present invention provides a cage pocket processing device, comprising a mechanical support body 1, a rotating device 2, a main shaft 3, a cage 4 and an auxiliary fixing device 5, wherein: one end of the main shaft 3 is connected with the rotating device 2, the other end of the main shaft 3 is connected with the auxiliary fixing device 5, the retainer 4 is fixedly sleeved on the main shaft 3, the retainer 4 is positioned between the rotating device 2 and the auxiliary fixing device 5, and the rotating device 2 and the auxiliary fixing device 5 are both fixedly installed at the upper end of the mechanical support main body 1. The mechanical support main body 1 is mainly used for bearing and mounting other functional components, and the mechanical support main body 1 can be a support piece in any form; the rotating device 2 is used for driving the retainer 4 to rotate along the axis of the retainer, so that the machining angle of the pocket is kept, and the main shaft 3 is locked so that the main shaft 3 does not move in the machining process of the pocket. This device simple structure can realize the processing in pocket hole with 1 fixed mounting of mechanical support main part on the drilling machine, convenient operation, easy assembly, and the practicality is stronger.
Specifically, the rotating device 2 of this embodiment includes the rotation graduator 21 and the three-jaw chuck 22, and the rotation graduator 21 is used for controlling the turned angle of the main shaft 3, and the three-jaw chuck 22 is used for fixing the main shaft 3, wherein is equipped with the handle on the rotation graduator 21, and the rotating device 2 indirectly exerts circumferential force to the main shaft 3 through the handle on the rotation graduator 21, and then drives the holder 4 to rotate, and the graduation is realized to rotatable scale ring and the graduation index ring on the rotation graduator 21 simultaneously. The rotating device 2 of the embodiment not only has a rotating function, but also has a locking function, the purpose of locking the main shaft 3 is realized through the three-jaw chuck 22, specifically, one end of the main shaft 3 is placed into a positioning hole of the three-jaw chuck 22, after the main shaft 3 is rotated to a to-be-processed angle of the cage pocket by rotating the indexer 21, the three clamping jaws are driven to approach to the center by rotating a wrench of the three-jaw chuck 22 so as to clamp the main shaft 3, and further, the phenomenon that the main shaft 3 moves during the pocket processing and the processing precision of the pocket is influenced can be avoided; it will be appreciated that the specific construction and method of use of the rotary indexer 21 and the three-jaw chuck 22 are well within the skill of the art to which those skilled in the art will be directed.
Specifically, the spindle 3 of the embodiment has a shaft shoulder 31, one end of the retainer 4 abuts against the shaft shoulder 31, the other end of the retainer 4 abuts against the lock nut 6, the lock nut 6 is mounted on the spindle 3, and the shaft shoulder 31 and the lock nut 6 jointly act to fix the retainer 4 on the spindle 3, so that the phenomenon that the machining precision of the pocket is affected due to the fact that the retainer 4 moves left and right in the pocket machining process is avoided. In addition, for convenience of processing, a circular groove 32 is arranged at the position where the retainer 4 is arranged on the main shaft 3, the diameter of the circular groove 32 is smaller than that of the main shaft 3, and the inner diameter of the retainer 4 is the same as that of the main shaft 3; the setting of ring groove 32 can avoid in the pocket hole course of working cutter and main shaft 3 contact, so as to avoid the cutter to damage main shaft 3, the width of ring groove 32 in this embodiment need be greater than holder pocket diameter, be less than holder 4's width simultaneously, when drilling on holder 4 like this, the cutting edge falls in ring groove 32 and main shaft 3 that direct contact metal material made when the drill bit pierces through holder 4, the tipping phenomenon has been avoided, has higher security, and the flexibility of the position of boring is great.
Specifically, the end of the main shaft 3 connected with the auxiliary fixing device 5 in this embodiment is a supporting end, the supporting end is provided with a plurality of platform surfaces 33 with the same number and angles of the cage pockets, the plurality of platform surfaces 33 are circumferentially arranged on the supporting end, the position of the main shaft 3 far away from the supporting end is circumferentially provided with a plurality of indicating grooves 34, the indicating grooves 34 are arranged in one-to-one correspondence with the platform surfaces 33, and the center lines of the corresponding indicating grooves 34 and the platform surfaces 35 coincide. The indicating groove 34 is arranged to visually obtain the rotating angle of the retainer 4 in the machining process, and when the main shaft 3 rotates one platform surface 33, an operator can visually see the corresponding rotating angle of the retainer 4 according to the indication of the indicating groove 34, so that the machining position of the retainer pocket is obtained.
According to the cage pocket processing device, the plurality of platform surface structures are arranged on the supporting end of the main shaft, so that the function of automatic centering can be realized by matching with the auxiliary fixing device on the basis of ensuring the supporting and fixing of the main shaft and other parts, and the precision of the drilling position is effectively ensured.
Specifically, the auxiliary fixing device 5 of the embodiment includes a supporting seat 51, a locking bolt 52 and a locking washer 53, the supporting seat 51 is provided with a positioning hole 511 and a supporting hole 512, an axis of the supporting hole 512 is perpendicular to an axis of the positioning hole 511, a supporting end of the spindle 3 is inserted into the supporting hole 512 and connected to the supporting seat 51, the locking bolt 52 passes through the positioning hole 511 and is abutted and fixed to the platform surface 33, the locking washer 53 is provided between the locking bolt 52 and the platform surface 33, the locking washer 53 after being fastened is tightly fitted with the platform surface 33 of the spindle 3, radial pressure between the locking washer 53 and the platform surface 33 is greatly increased, and further, rotational friction force is increased, and circumferential rotation-stopping positioning of the spindle 3 is realized through the frictional force. The locking washer 53 is arranged, so that the spindle 3 can be attached and fixed with the locking bolt 52 more stably, and the retainer 4 can be kept at a stable station in the pocket machining process.
It can be appreciated that, when main shaft 3 is not centering, through the fastening to locking bolt 52, compaction locking washer 53, under the effect of pressure, locking washer 53 supports the platform face 33 laminating of end with main shaft 3, makes main shaft 3 correct the position automatically, along with locking bolt 52 head's lower surface and the complete laminating of the round platform face on supporting seat 51 upper portion, locking bolt screw's lower surface also laminates with platform face 33 completely, and locking is accomplished, and at this moment, holder 4 accomplishes self-centering at the locking in-process of main shaft 3.
Specifically, the supporting seat 51 of this embodiment has a supporting function, the spindle 3 is inserted into the supporting hole 512 and is used for supporting and fixing the spindle 3, the arc surface 35 is disposed between two adjacent platform surfaces 33 on the supporting end of the spindle 3, and the radius of the arc surface 35 is the same as that of the supporting hole 512, so that the supporting end of the spindle 3 is matched with the supporting hole 512, and a supporting effect is achieved.
Specifically, this embodiment still includes drilling machine connection base 7, and drilling machine connection base 7 fixed connection is at the lower extreme of mechanical support main part 1. The mechanical support main part 1 of this embodiment includes bottom plate 11, fixed stop 12 and fastening bolt 13, wherein, the upper end of bottom plate 11 is planar structure, a functional unit for bearing and installing pocket processing, the lower extreme of bottom plate 11 is the notch cuttype structure, including first step face 111 and second step face 112, the one end of base 7 is connected at the drilling machine to first step face 111 joint, the other end that base 7 is connected with the drilling machine to second step face 112 flushes, and fix through fixed stop 12, be equipped with the through-hole on the bottom plate 11, connect base 7 through fastening bolt 52 with the drilling machine and lock fixedly bottom plate 11, fixed stop 12 and drilling machine.
The retainer pocket machining device realizes the fixation of the retainer 4 and the indexing of the number of pockets by rotating the indexer 21, the three-jaw chuck 22, the platform surface 33 and the locking bolts 52 on the auxiliary fixing device, has simple structure and can accurately realize the control of the machining number and the machining precision of the pockets.
The working process of the invention is as follows:
sleeving a retainer 4 to be machined at a machining position on a main shaft 3, fixing the retainer 4 on the main shaft 3 through a locking nut 6, then placing one end of the main shaft 3 in a rotating device 2, placing the other end of the main shaft in a supporting hole 512 on a supporting seat, driving the rotating device 2 to determine an initial machining position of a pocket according to the position of an indicating groove 34 on the main shaft 3, and then fixedly locking the main shaft 3 through a three-jaw chuck 22 and a locking bolt 52 to machine the pocket; after the initial pocket is machined, the three-jaw chuck 22 and the lock bolt 52 are released, and the machining position of the next pocket is determined by the rotating device 2, and the process is repeated until all pockets are machined.
The present invention has been further described with reference to specific embodiments, but it should be understood that the detailed description should not be construed as limiting the spirit and scope of the present invention, and various modifications made to the above-described embodiments by those of ordinary skill in the art after reading this specification are within the scope of the present invention.
Claims (9)
1. The utility model provides a cage pocket processingequipment which characterized in that, includes mechanical support main part, rotating device, main shaft, cage and supplementary fixing device, wherein:
one end of the main shaft is connected with the rotating device, and the other end of the main shaft is connected with the auxiliary fixing device; the retainer is fixedly sleeved on the main shaft and is positioned between the rotating device and the auxiliary fixing device, and the rotating device and the auxiliary fixing device are fixedly installed at the upper end of the mechanical support main body.
2. The cage pocket machining device as claimed in claim 1, wherein the rotating means includes a rotating indexer for controlling a rotation angle of the main spindle and a three-jaw chuck for fixing the main spindle.
3. The cage pocket machining device of claim 2, wherein the main shaft has a shoulder, one end of the cage abuts against the shoulder, and the other end abuts against a lock nut, the lock nut being mounted on the main shaft.
4. The cage pocket machining device of claim 3, wherein a circular groove is formed in a position on the main shaft where the cage is mounted, and a width of the circular groove is larger than a diameter of the cage pocket and smaller than a width of the cage.
5. The cage pocket machining device according to claim 4, wherein one end of the main shaft connected to the auxiliary fixing device is a support end, the support end is provided with a plurality of platform surfaces which are consistent with the cage pockets in number and angle, the main shaft is circumferentially provided with a plurality of indicating grooves, the indicating grooves and the platform surfaces are arranged in one-to-one correspondence, and the center lines of the corresponding indicating grooves and the platform surfaces coincide.
6. The cage pocket machining device according to claim 5, wherein the auxiliary fixing means includes a support base having a positioning hole and a support hole, the support hole having an axis perpendicular to an axis of the positioning hole, and a locking bolt inserted into the support hole to be connected to the support base, the locking bolt passing through the positioning hole to be fixed in abutment with the table surface.
7. The cage pocket machining device of claim 6, wherein the auxiliary fixture further comprises a lock washer, the lock washer being positioned between the lock bolt and the platform surface.
8. The cage pocket machining device according to claim 6, wherein an arc surface is provided between adjacent two of the platform surfaces, and a radius of the arc surface is the same as a radius of the support hole.
9. The cage pocket machining device of claim 1, further comprising a drill press connection base fixedly attached to a lower end of the machine support body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010561928.2A CN111730107B (en) | 2020-06-18 | 2020-06-18 | Cage pocket processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010561928.2A CN111730107B (en) | 2020-06-18 | 2020-06-18 | Cage pocket processing device |
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| Publication Number | Publication Date |
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| CN111730107A true CN111730107A (en) | 2020-10-02 |
| CN111730107B CN111730107B (en) | 2024-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010561928.2A Active CN111730107B (en) | 2020-06-18 | 2020-06-18 | Cage pocket processing device |
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| EP0547554A1 (en) * | 1991-12-18 | 1993-06-23 | MAGERL FEINMECHANIK GmbH | Workclamping device for multi face machining |
| CN201516563U (en) * | 2009-11-04 | 2010-06-30 | 洛阳轴研科技股份有限公司 | Drilling and boring device for minisize ball bearing plastic cage |
| CN203779151U (en) * | 2014-04-04 | 2014-08-20 | 广州市攀森机械设备制造有限公司 | Precise indexing machining tool for shaft like parts |
| CN104858714A (en) * | 2014-11-10 | 2015-08-26 | 浙江迪特高强度螺栓有限公司 | Milling machine fixture capable of realizing equal-dividing machining |
| CN206305796U (en) * | 2016-11-29 | 2017-07-07 | 沈阳航天新光集团有限公司 | Face of cylinder hole processing clamp |
| CN207071805U (en) * | 2017-05-26 | 2018-03-06 | 河南理工大学 | A kind of special fixture of accurate rapid processing axle pipe part circumference equal-dividing hole |
| CN108581567A (en) * | 2018-05-30 | 2018-09-28 | 姚冬冬 | A kind of thin-wall sleeve parts clamping tooling |
| CN208231341U (en) * | 2018-05-21 | 2018-12-14 | 邯郸市丛台区联东冶金机械配件厂 | A kind of sleeping mill clamping device |
| CN212704547U (en) * | 2020-06-18 | 2021-03-16 | 潍坊科技学院 | Cage pocket hole processingequipment |
-
2020
- 2020-06-18 CN CN202010561928.2A patent/CN111730107B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0547554A1 (en) * | 1991-12-18 | 1993-06-23 | MAGERL FEINMECHANIK GmbH | Workclamping device for multi face machining |
| CN201516563U (en) * | 2009-11-04 | 2010-06-30 | 洛阳轴研科技股份有限公司 | Drilling and boring device for minisize ball bearing plastic cage |
| CN203779151U (en) * | 2014-04-04 | 2014-08-20 | 广州市攀森机械设备制造有限公司 | Precise indexing machining tool for shaft like parts |
| CN104858714A (en) * | 2014-11-10 | 2015-08-26 | 浙江迪特高强度螺栓有限公司 | Milling machine fixture capable of realizing equal-dividing machining |
| CN206305796U (en) * | 2016-11-29 | 2017-07-07 | 沈阳航天新光集团有限公司 | Face of cylinder hole processing clamp |
| CN207071805U (en) * | 2017-05-26 | 2018-03-06 | 河南理工大学 | A kind of special fixture of accurate rapid processing axle pipe part circumference equal-dividing hole |
| CN208231341U (en) * | 2018-05-21 | 2018-12-14 | 邯郸市丛台区联东冶金机械配件厂 | A kind of sleeping mill clamping device |
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| CN212704547U (en) * | 2020-06-18 | 2021-03-16 | 潍坊科技学院 | Cage pocket hole processingequipment |
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| Publication number | Publication date |
|---|---|
| CN111730107B (en) | 2024-11-01 |
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