CN104191265A - Fixing seat for machining bearing inner ring oil groove - Google Patents
Fixing seat for machining bearing inner ring oil groove Download PDFInfo
- Publication number
- CN104191265A CN104191265A CN201410402734.2A CN201410402734A CN104191265A CN 104191265 A CN104191265 A CN 104191265A CN 201410402734 A CN201410402734 A CN 201410402734A CN 104191265 A CN104191265 A CN 104191265A
- Authority
- CN
- China
- Prior art keywords
- bearing inner
- terminal pad
- inner race
- screw mandrel
- oil groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003754 machining Methods 0.000 title abstract description 8
- 238000007514 turning Methods 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract 5
- 238000007373 indentation Methods 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 230000001788 irregular Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a fixing seat for machining a bearing inner ring oil groove. The fixing seat for machining the bearing inner ring oil groove comprises a connecting disc, a blocking plate, a nut, a lead screw and at least two connecting bolts, wherein bolt holes identical to the connecting bolts in number are formed in the connecting disc, the connecting bolts are respectively located in the bolt holes, the lead screw is fixedly connected with the connecting disc, the axes of the lead screw and the connecting disc are collinear, and the blocking plate is in clearance fit with the lead screw. A clamping groove for a bearing inner ring to be clamped is formed between the blocking plate and the connecting disc, the nut is in threaded connection with the lead screw, the blocking plate is located between the nut and the connecting disc, bosses are arranged on the adjacent sides of the connecting disc and the blocking plate, the axes of the two bosses are collinear with the axis of the lead screw, and the outer edges of the two bosses are flush. The fixing seat is used for the bearing inner ring to be clamped, and improvement of turning machining precision of the bearing inner ring is facilitated. The contact face between the bearing inner ring and the fixing seat is large, machining indentations are prevented from being produced, and improvement of the installing quality of a bearing matched with a bearing seat or a shaft finally is facilitated.
Description
Technical field
The present invention relates to a kind of fitting device field for lathe gripping objects, particularly relate to a kind of holder for the processing of bearing inner race oil groove.
Background technology
Self-aligning roller bearing is applicable to heavy load and shock loading.Self-aligning roller bearing has the spherical roller that two row are arranged symmetrically with, roller can freely be adjusted in inner ring internal spherical surface raceway, can compensate the error that misaligns of shaft distortion and bearing block like this, being widely used in power industry, food-processing industry, transportation mining industry, building industry etc., is a mechanical fitting indispensable in the equipment of industrial product and domestic life field.Its processing link being accomplished to keep on improving in its manufacture process is the assurance of the normal production of industry and people people's bioplasm amount.
It in prior art, is the lubricating quality of optimizing roller, often need on the inner ring of self-aligning roller bearing and inner ring, oilhole or oil groove be set, yet the fixing of inner ring and inner ring realized by the deck of chuck and similar bench vice in above process, the irregular working face of chuck and deck will inevitably cause the side of inner ring and inner ring or end face to produce impression, affects the fit quality of self-aligning roller bearing and bearing block or axle.
Summary of the invention
For the irregular working face of chuck and deck in above-mentioned prior art, will inevitably cause the side of inner ring and inner ring or end face to produce impression, affect the problem of the fit quality of self-aligning roller bearing and bearing block or axle, the invention provides a kind of holder for the processing of bearing inner race oil groove.
For addressing the above problem, a kind of holder for the processing of bearing inner race oil groove provided by the invention solves problem by following technical essential: a kind of holder for the processing of bearing inner race oil groove, comprise terminal pad, baffle plate, nut, screw mandrel and at least two connecting bolts, on described terminal pad, be provided with the bolt hole that quantity equates with connecting bolt quantity, connecting bolt lays respectively in a bolt hole, screw mandrel is fixedly connected with terminal pad, and the axis conllinear of screw mandrel and terminal pad, baffle plate becomes matched in clearance with screw mandrel, between baffle plate and terminal pad, be configured for the card that bearing inner race card establishes and establish groove, nut becomes to be threaded with screw mandrel, and baffle plate is between nut and terminal pad, the sides adjacent of described terminal pad and baffle plate is provided with boss, and the axis of two boss all with the axis conllinear of screw mandrel, the outer rim of two boss flushes.
Concrete, the terminal pad arranging is fixedly connected with the chuck seat of lathe by connecting bolt, the card being arranged between baffle plate and terminal pad is established the FX that groove is bearing inner race, and baffle plate is achieved by adjusting the position of engagement of nut on screw mandrel the compression of bearing inner race.In the present invention, owing to directly terminal pad being fixedly connected on chuck seat, this makes the contact-making surface of terminal pad and chuck seat and lathe spindle axle center have good perpendicularity, is conducive to like this turning machining accuracy of bearing inner race; Bearing inner race and contact-making surface of the present invention are large, are conducive to prevent processing impression, be beneficial to bearing finally with the installation quality that coordinates of bearing block or axle.
Two boss that arrange are for contacting with the inner surface of bearing inner race, the cutting force that boss can be lathe tool like this provides reaction force, with weaken bearing inner race two ends to compression size according to patience, make that bearing inner race is easy for installation in the present invention, that compression is installed is little.
Further technical scheme is:
For ease of the installation of terminal pad, on described terminal pad, be also provided with pin hole, in described pin hole, be provided with alignment pin.
For reducing or eliminating the present invention, produce in the course of the work centrifugal force and impel lathe spindle to vibrate, described terminal pad is in the form of annular discs.
For avoiding connecting bolt bearing inner race to be installed to bring impact, described bolt hole be concentric different diameter hole, connecting bolt is hexagon socket head cap screw, and the nut end end of connecting bolt is between the end face of the two ends of terminal pad.
For strengthening the anti-loosening property of nut, the screw thread on described screw mandrel is fine thread.
For ease of according to the screw mandrel that is set in the quantity of the bearing inner race on screw mandrel or the width of bearing inner race replacing different length, on described terminal pad, be provided with screw hole, in described screw hole, be provided with internal thread, screw mandrel becomes to be threaded with terminal pad.
The present invention has following beneficial effect:
The terminal pad arranging is fixedly connected with the chuck seat of lathe by connecting bolt, the card being arranged between baffle plate and terminal pad is established the FX that groove is bearing inner race, baffle plate is achieved by adjusting the position of engagement of nut on screw mandrel the compression of bearing inner race, two boss that arrange are for contacting with the inner surface of bearing inner race, the cutting force that boss can be lathe tool like this provides reaction force, with weaken bearing inner race two ends to compression size according to patience, make that bearing inner race is easy for installation in the present invention, that compression is installed is little.In the present invention, owing to directly terminal pad being fixedly connected on chuck seat, this makes the contact-making surface of terminal pad and chuck seat and lathe spindle axle center have good perpendicularity, is conducive to like this turning machining accuracy of bearing inner race; Bearing inner race and contact-making surface of the present invention are large, are conducive to prevent processing impression, be beneficial to bearing finally with the installation quality that coordinates of bearing block or axle.
Accompanying drawing explanation
Fig. 1 is the cutaway view of an a kind of specific embodiment of holder for the processing of bearing inner race oil groove of the present invention.
Figure acceptance of the bid note is respectively: 1, connecting bolt, 2, alignment pin, 3, terminal pad, 4, card establishes groove, 5, baffle plate, 6, nut, 7, screw mandrel, 8, boss, 9, annular groove.
The specific embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but structure of the present invention is not limited only to following examples.
Embodiment 1:
As Fig. 1, a kind of holder for the processing of bearing inner race oil groove, comprise terminal pad 3, baffle plate 5, nut 6, screw mandrel 7 and at least two connecting bolts 1, on described terminal pad 3, be provided with the bolt hole that quantity equates with connecting bolt 1 quantity, connecting bolt 1 lays respectively in a bolt hole, screw mandrel 7 is fixedly connected with terminal pad 3, and the axis conllinear of screw mandrel 7 and terminal pad 3, 7 one-tenth matched in clearance of baffle plate 5 and screw mandrel, between baffle plate 5 and terminal pad 3, be configured for the card that bearing inner race card establishes and establish groove 4, nut 6 is threaded with 7 one-tenth of screw mandrels, and baffle plate 5 is between nut 6 and terminal pad 3, both sides adjacent of described terminal pad 3 and baffle plate 5 are provided with boss 8, and the axis of two boss 8 all with the axis conllinear of screw mandrel 7, the outer rim of two boss 8 flushes.
The terminal pad 3 arranging is fixedly connected with the chuck seat of lathe by connecting bolt 1, the card being arranged between baffle plate 5 and terminal pad 3 is established the FX that groove is bearing inner race, and the compression of 5 pairs of bearing inner races of baffle plate is achieved by adjusting the position of engagement of nut 6 on screw mandrel 7.In the present invention, owing to directly terminal pad 3 being fixedly connected on chuck seat, this makes terminal pad 3 and contact-making surface and the lathe spindle axle center of chuck seat have good perpendicularity, is conducive to like this turning machining accuracy of bearing inner race; Bearing inner race and contact-making surface of the present invention are large, are conducive to prevent processing impression, be beneficial to bearing finally with the installation quality that coordinates of bearing block or axle.
Two boss that arrange are for contacting with the inner surface of bearing inner race, the cutting force that boss can be lathe tool like this provides reaction force, with weaken bearing inner race two ends to compression size according to patience, make that bearing inner race is easy for installation in the present invention, that compression is installed is little.
Embodiment 2:
The present embodiment is further qualified on the basis of embodiment 1, as Fig. 1, for ease of the installation of terminal pad 3, on described terminal pad 3, is also provided with pin hole, is provided with alignment pin 2 in described pin hole.
For reducing or eliminating the present invention, produce in the course of the work centrifugal force and impel lathe spindle to vibrate, described terminal pad 3 is in the form of annular discs.
For avoiding connecting bolt 1 bearing inner race to be installed to bring impact, described bolt hole be concentric different diameter hole, connecting bolt 1 is hexagon socket head cap screw, and the nut end end of connecting bolt 1 is between the end face of the two ends of terminal pad 3.
For strengthening the anti-loosening property of nut 6, the screw thread on described screw mandrel 7 is fine thread.
Embodiment 3:
The present embodiment is further qualified on the basis of above embodiment, as Fig. 1, for ease of basis, be set in the screw mandrel 7 of the quantity of the bearing inner race on screw mandrel 7 or the width of bearing inner race replacing different length, connect and on keyboard 3, be provided with screw hole, in described screw hole, be provided with internal thread, screw mandrel 7 is threaded with 3 one-tenth of terminal pads.
Above content is the further description of the present invention being done in conjunction with concrete preferred embodiment, can not assert that the specific embodiment of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, not departing from other embodiments that draw under technical scheme of the present invention, all should be included in protection scope of the present invention.
Claims (6)
1. the holder for bearing inner race oil groove processing, it is characterized in that, comprise terminal pad (3), baffle plate (5), nut (6), screw mandrel (7) and at least two connecting bolts (1), on described terminal pad (3), be provided with the bolt hole that quantity equates with connecting bolt (1) quantity, connecting bolt (1) lays respectively in a bolt hole, screw mandrel (7) is fixedly connected with terminal pad (3), and the axis conllinear of screw mandrel (7) and terminal pad (3), baffle plate (5) becomes matched in clearance with screw mandrel (7), between baffle plate (5) and terminal pad (3), be configured for the card that bearing inner race card establishes and establish groove (4), nut (6) becomes to be threaded with screw mandrel (7), and baffle plate (5) is positioned between nut (6) and terminal pad (3), described terminal pad (3) and both sides adjacent of baffle plate (5) are provided with boss (8), and the axis of two boss (8) all with the axis conllinear of screw mandrel (7), the outer rim of two boss (8) flushes.
2. a kind of holder for the processing of bearing inner race oil groove according to claim 1, is characterized in that, described terminal pad is also provided with pin hole on (3), is provided with alignment pin (2) in described pin hole.
3. a kind of holder for the processing of bearing inner race oil groove according to claim 1, is characterized in that, described terminal pad (3) is in the form of annular discs.
4. a kind of holder for bearing inner race oil groove processing according to claim 1, it is characterized in that, described bolt hole is concentric different diameter hole, and connecting bolt (1) is hexagon socket head cap screw, and the nut end end of connecting bolt (1) is positioned between the two ends end face of terminal pad (3).
5. a kind of holder for the processing of bearing inner race oil groove according to claim 1, is characterized in that, the screw thread on described screw mandrel (7) is fine thread.
6. according to a kind of holder for the processing of bearing inner race oil groove described in any one in claim 1 to 5, it is characterized in that, described terminal pad is provided with screw hole on (3), in described screw hole, is provided with internal thread, and screw mandrel (7) becomes to be threaded with terminal pad (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410402734.2A CN104191265A (en) | 2014-08-17 | 2014-08-17 | Fixing seat for machining bearing inner ring oil groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410402734.2A CN104191265A (en) | 2014-08-17 | 2014-08-17 | Fixing seat for machining bearing inner ring oil groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104191265A true CN104191265A (en) | 2014-12-10 |
Family
ID=52076712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410402734.2A Pending CN104191265A (en) | 2014-08-17 | 2014-08-17 | Fixing seat for machining bearing inner ring oil groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104191265A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109483262A (en) * | 2018-11-21 | 2019-03-19 | 中国航发哈尔滨轴承有限公司 | It is a kind of for processing the mold and processing method of the Main Shaft Bearing of Engine inner ring containing internal diameter oil groove |
| CN114749871A (en) * | 2022-04-19 | 2022-07-15 | 中国航发哈尔滨轴承有限公司 | Method for machining outer ring of large-joint bearing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6056444A (en) * | 1997-01-14 | 2000-05-02 | Nippon Thompson Co., Ltd. | Track roller bearing with stud |
| CN200981159Y (en) * | 2006-12-11 | 2007-11-28 | 天津理工大学 | Fixing fixture for T-shape groove working bench |
| CN202202867U (en) * | 2011-06-23 | 2012-04-25 | 上海创力集团股份有限公司 | Device for fixing drum of coal mining machine |
| CN202317190U (en) * | 2011-11-16 | 2012-07-11 | 瓦房店第一轧机轴承制造有限公司 | Processing device for milling slot on end face of bearing ring |
| CN202411918U (en) * | 2011-12-28 | 2012-09-05 | 人本集团有限公司 | Outer ring processing tool for swing stem bearing |
| CN103009162A (en) * | 2012-12-27 | 2013-04-03 | 宋炜赓 | Oil hole processing clamp for bearing outer ring |
-
2014
- 2014-08-17 CN CN201410402734.2A patent/CN104191265A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6056444A (en) * | 1997-01-14 | 2000-05-02 | Nippon Thompson Co., Ltd. | Track roller bearing with stud |
| CN200981159Y (en) * | 2006-12-11 | 2007-11-28 | 天津理工大学 | Fixing fixture for T-shape groove working bench |
| CN202202867U (en) * | 2011-06-23 | 2012-04-25 | 上海创力集团股份有限公司 | Device for fixing drum of coal mining machine |
| CN202317190U (en) * | 2011-11-16 | 2012-07-11 | 瓦房店第一轧机轴承制造有限公司 | Processing device for milling slot on end face of bearing ring |
| CN202411918U (en) * | 2011-12-28 | 2012-09-05 | 人本集团有限公司 | Outer ring processing tool for swing stem bearing |
| CN103009162A (en) * | 2012-12-27 | 2013-04-03 | 宋炜赓 | Oil hole processing clamp for bearing outer ring |
Non-Patent Citations (1)
| Title |
|---|
| 陈耀伟: "轴承钻油孔夹具结构改进", 《哈尔滨轴承》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109483262A (en) * | 2018-11-21 | 2019-03-19 | 中国航发哈尔滨轴承有限公司 | It is a kind of for processing the mold and processing method of the Main Shaft Bearing of Engine inner ring containing internal diameter oil groove |
| CN114749871A (en) * | 2022-04-19 | 2022-07-15 | 中国航发哈尔滨轴承有限公司 | Method for machining outer ring of large-joint bearing |
| CN114749871B (en) * | 2022-04-19 | 2023-09-12 | 中国航发哈尔滨轴承有限公司 | Method for machining outer ring of large knuckle bearing |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141210 |