CN112108909A - Positioning adjustment die for bearing outer ring machining - Google Patents
Positioning adjustment die for bearing outer ring machining Download PDFInfo
- Publication number
- CN112108909A CN112108909A CN202010948987.5A CN202010948987A CN112108909A CN 112108909 A CN112108909 A CN 112108909A CN 202010948987 A CN202010948987 A CN 202010948987A CN 112108909 A CN112108909 A CN 112108909A
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- China
- Prior art keywords
- positioning
- outer ring
- bearing outer
- block
- clamping
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Classifications
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- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention discloses a positioning and adjusting die for machining a bearing outer ring, which comprises a connecting sleeve, a connecting rod, a connecting block, a positioning assembly and a locking assembly, wherein the connecting sleeve is fixedly connected with the connecting rod; one end of the connecting rod is in threaded connection with the connecting sleeve, and the other end of the connecting rod is used for being matched with external equipment; the number of the connecting blocks is multiple, the connecting blocks are all connected with the connecting sleeve, and the connecting blocks are arranged at intervals along the circumferential direction of the connecting sleeve; the number of the positioning assemblies is multiple and is consistent with that of the connecting blocks, the positioning assemblies are clamped with the connecting blocks in a one-to-one correspondence mode, and the positioning assemblies are used for clamping the outer side face of the bearing outer ring or abutting against the inner side face of the bearing outer ring; the number of the positioning assemblies is multiple and consistent with that of the connecting blocks, and the positioning assemblies are used for locking the corresponding connecting blocks and the positioning assemblies. According to the technical scheme, when the positioning surface of the bearing outer ring is switched, a clamp does not need to be replaced, the positioning and clamping operation in the machining process is simplified, the machining precision can be improved, and the coaxiality error of the inner side surface and the outer side surface of the bearing outer ring is reduced.
Description
Technical Field
The invention relates to the field of machining, in particular to a positioning and adjusting die for machining a bearing outer ring.
Background
The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision. The bearings can be classified into rolling bearings and sliding bearings according to the frictional properties of the moving elements. Rolling bearings have been standardized and serialized, but have a larger radial size, vibration and noise, and a higher price than sliding bearings. The rolling bearing generally comprises four parts, namely an outer ring, an inner ring, a rolling body and a retainer, and strictly speaking comprises six parts, namely the outer ring, the inner ring, the rolling body, the retainer, a seal and lubricating oil. In short, the rolling bearing can be defined as a rolling bearing as long as the rolling bearing includes an outer ring, an inner ring, and rolling elements. Rolling bearings are classified into ball bearings and roller bearings according to the shape of the rolling elements.
In the prior art, when a bearing outer ring is machined, different clamps are usually replaced to position the outer wall and the inner wall of the bearing outer ring, so that the coaxiality error of the inner side wall and the outer side wall of the bearing outer ring is easy to cause to be large.
Therefore, there is a need to provide a new positioning and adjusting mold for processing a bearing outer ring to solve the above technical problems.
Disclosure of Invention
The invention mainly aims to provide a positioning and adjusting die for processing a bearing outer ring, and aims to solve the problem that the coaxiality error of inner and outer side walls of the bearing outer ring is large due to the fact that different clamps are replaced to fix the outer wall and the inner wall of the bearing outer ring when the bearing outer ring is processed in the prior art.
In order to achieve the purpose, the positioning and adjusting die for processing the bearing outer ring comprises a connecting sleeve, a connecting rod, a connecting block, a positioning assembly and a locking assembly; one end of the connecting rod is in threaded connection with the connecting sleeve, and the other end of the connecting rod is used for being matched with external equipment; the number of the connecting blocks is multiple, the connecting blocks are all connected with the connecting sleeve, and the connecting blocks are arranged at intervals along the circumferential direction of the connecting sleeve; the number of the positioning assemblies is multiple and is consistent with that of the connecting blocks, the positioning assemblies are clamped with the connecting blocks in a one-to-one correspondence mode, and the positioning assemblies are used for clamping the outer side face of the bearing outer ring or abutting against the inner side face of the bearing outer ring; the number of the positioning assemblies is multiple and is consistent with that of the connecting blocks, and the positioning assemblies are used for locking the corresponding connecting blocks and the positioning assemblies.
Preferably, the connecting block includes linking arm and joint portion that connects gradually, the linking arm with the connection can be dismantled to the adapter sleeve, joint portion is located the outside of adapter sleeve and with the locating component joint.
Preferably, the locating component comprises a floating fixture block and a locating piece which are connected, the floating fixture block is clamped with the clamping portion, and the locating piece is used for clamping the outer side face of the bearing outer ring or abutting against the inner side face of the bearing outer ring.
Preferably, one side of the clamping portion opposite to the floating clamping block is provided with a first clamping tooth, a position of the floating clamping block corresponding to the first clamping tooth is provided with a second clamping tooth, and the first clamping tooth is clamped with the second clamping tooth.
Preferably, the locating piece includes kicking block and fixture block, the kicking block with the fixture block is connected, the quantity of fixture block is two, two the fixture block is close to respectively the both ends setting of kicking block, and along being close to the direction of the axis of adapter sleeve, two distance between the fixture block reduces.
Preferably, the kicking block includes the linkage segment and locates the extension at linkage segment both ends, two the extension with the contained angle of linkage segment is the obtuse angle, just set up the spacing groove of opening towards the axle center of adapter sleeve on the extension, fixture block one-to-one locates the spacing inslot, just the fixture block pass through the fastener with the extension is connected.
Preferably, the connecting block is provided with a sliding groove, the sliding groove is a stepped groove, and an opening of the sliding groove is positioned at the side of the first clamping tooth of the clamping portion; the locking assembly comprises a sliding block and a threaded fastener, the sliding block is arranged in the sliding groove and is in sliding connection with the sliding groove, and the threaded fastener sequentially penetrates through the floating clamping block and the opening and then is in threaded connection with the sliding block.
Preferably, the positioning and adjusting mold for processing the bearing outer ring further comprises a housing cover, the housing cover is arranged on the periphery of the connecting sleeve, and the position, corresponding to the connecting block, on the housing cover is provided with a avoiding hole.
Preferably, the positioning and adjusting mold for machining the bearing outer ring further comprises an end cover, the end cover is arranged at one end, close to the positioning component, of the connecting sleeve, and the end cover is spliced with the housing.
According to the technical scheme, the outer side face of the clamping bearing outer ring or the inner side face of the abutting bearing outer ring is positioned through the plurality of positioning assemblies, and the connecting rod is connected with external processing equipment. When the outer side face of the bearing outer ring or the inner side face of the bearing outer ring is positioned respectively, only clamping needs to be carried out again without replacing a clamp, positioning and clamping operations in the machining process are simplified, machining precision can be improved, and coaxiality errors of the inner side face and the outer side face of the bearing outer ring are reduced.
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 structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of a positioning and adjusting mold for machining a bearing outer ring in an embodiment of the invention;
FIG. 2 is a schematic structural diagram of the bearing outer ring processing in the embodiment of the invention after the shell cover and the end cover are disassembled by the positioning and adjusting die;
FIG. 3 is a schematic view of a connection structure of a connection block and a positioning assembly according to an embodiment of the present invention;
fig. 4 is a disassembled structure diagram of fig. 3.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of 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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1, 2 and 4, in an embodiment of the present invention, the positioning and adjusting mold for processing the bearing outer ring includes a connecting sleeve 1, a connecting rod 2, a connecting block 3, a positioning assembly 4 and a locking assembly 5; one end of the connecting rod 2 is in threaded connection with the connecting sleeve 1, and the other end of the connecting rod is used for being matched with external equipment; the number of the connecting blocks 3 is multiple, the connecting blocks 3 are all connected with the connecting sleeve 1, and the connecting blocks 3 are arranged at intervals along the circumferential direction of the connecting sleeve 1; the number of the positioning assemblies 4 is multiple and is consistent with that of the connecting blocks 3, the positioning assemblies 4 are clamped with the connecting blocks 3 in a one-to-one correspondence mode, and the positioning assemblies 4 are used for clamping the outer side face of the bearing outer ring or abutting against the inner side face of the bearing outer ring; the number of the positioning components 4 is multiple and is consistent with that of the connecting blocks 3, and the positioning components 4 are used for locking the corresponding connecting blocks 3 and the corresponding positioning components 4.
Among the above-mentioned technical scheme, realize the location through the lateral surface of a plurality of locating component 4 pair centre gripping bearing inner race or the medial surface that supports the bearing inner race, connecting rod 2 is connected with outside processing equipment. When the outer side face of the bearing outer ring or the inner side face of the bearing outer ring is positioned respectively, only clamping needs to be carried out again without replacing a clamp, positioning and clamping operations in the machining process are simplified, machining precision can be improved, and coaxiality errors of the inner side face and the outer side face of the bearing outer ring are reduced.
Wherein, connecting block 3 is including linking arm 31 and the joint portion 32 that connects gradually, linking arm 31 with adapter sleeve 1 can be dismantled and be connected, joint portion 32 is located adapter sleeve 1's the outside and with 4 joints of locating component. When connecting block 3 wearing and tearing influence positioning accuracy, change connecting block 3 that can be convenient. In other embodiments, the connecting sleeve 1 is provided with the mounting groove 11, the connecting block 3 comprises an abutting portion 31, a connecting arm 32 and a clamping portion 33 which are connected in sequence, the connecting arm 32 is inserted into the mounting groove 11, the abutting portion 31 is matched with the clamping portion 33 to clamp the side wall of the connecting sleeve 1, and the clamping portion 33 is located on the outer side of the connecting sleeve 1 and clamped with the positioning component 4.
The positioning assembly 4 comprises a floating fixture block 41 and a positioning member 42 which are connected, the floating fixture block 41 is clamped with the clamping portion 33, and the positioning member 42 is used for clamping the outer side surface of the bearing outer ring or abutting against the inner side surface of the bearing outer ring. Through adjusting the joint position of the fixture block 41 that floats and joint portion 33, can be used for fixing a position the bearing inner race of different specifications, accomplish to adjust the joint position back of fixture block 41 that floats and joint portion 33, can lock the fixture block 41 that floats and joint portion 33 through locking Assembly 5.
Specifically, referring to fig. 3, a first latch 331 is disposed on a side of the latching portion 33 opposite to the floating latch 41, a second latch 411 is disposed on the floating latch 41 corresponding to the first latch 331, and the first latch 331 is engaged with the second latch 411. The clamping between the floating clamping block 41 and the clamping portion 33 is realized through the matching of the first clamping tooth 331 and the second clamping tooth 411, and when a radial acting force is applied, the first clamping tooth 331 and the second clamping tooth 411 can play a self-locking role.
Specifically, the positioning member 42 includes a top block 421 and two fixture blocks 422, the top block 421 is connected to the fixture blocks 422, the number of the fixture blocks 422 is two, the two fixture blocks 422 are respectively disposed near two ends of the top block 421, and the distance between the two fixture blocks 422 decreases along the direction near the axis of the connecting sleeve 1. The fixture blocks 422 in the positioning assemblies 4 are matched with each other to clamp the outer side surface of the bearing outer ring for positioning, and one side of the top block 421, which is opposite to the mounting surface of the fixture block 422, can be abutted against the inner side surface of the bearing outer ring for positioning.
More specifically, the top block 421 includes a connecting section 4211 and extending sections 4212 arranged at two ends of the connecting section 4211, the included angles between the two extending sections 4212 and the connecting section 4211 are obtuse angles, a limiting groove 4213 with an opening facing the axis of the connecting sleeve 1 is formed in the extending section 4212, the fixture blocks 422 are correspondingly arranged in the limiting groove 4213, and the fixture blocks 422 are connected with the extending sections 4212 through fasteners. The fixture block 422 is arranged in the limit groove 4213 to prevent the fixture block 422 and the top block 421 from moving relatively, and the joint of the extension segment 4212 and the connection segment 4211 is used for abutting against the inner side surface of the outer ring of the bearing to realize positioning.
In an embodiment, the connecting block 3 is provided with a sliding groove 34, the sliding groove 34 is a stepped groove, and an opening of the sliding groove 34 is located at a side of the first latch 331 of the clamping portion 33; the locking assembly 5 comprises a sliding block 51 and a threaded fastener 52, the sliding block 51 is arranged in the sliding groove 34 and is in sliding connection with the sliding groove 34, and the threaded fastener 52 sequentially penetrates through the floating clamping block 41 and the opening and is in threaded connection with the sliding block 51. The slider 51 can be locked or the slider 51 can be slid with respect to the connecting block 3 by rotating the threaded fastener 52.
The positioning and adjusting die for processing the bearing outer ring further comprises a shell cover 61, the shell cover 61 is covered on the periphery of the connecting sleeve 1, and a avoidance hole is formed in the position, corresponding to the connecting block 3, on the shell cover 61. The shell 61 is used for protecting the joint of the connecting block 3 and the connecting sleeve 1, and the situation that the chips generated by processing enter the joint to cause structural wear is avoided.
The positioning and adjusting die for processing the bearing outer ring further comprises an end cover 62, the end cover 62 is arranged at one end of the connecting sleeve 1 close to the positioning component 4, and the end cover 62 is spliced with the housing cover 61. The end cover 62 is matched with the shell 61 to protect the joint of the connecting block 3 and the connecting sleeve 1.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The utility model provides a mould is adjusted with location to bearing inner race processing which characterized in that includes:
a connecting sleeve (1);
one end of the connecting rod (2) is in threaded connection with the connecting sleeve (1), and the other end of the connecting rod (2) is used for being matched with external equipment;
the number of the connecting blocks (3) is multiple, the connecting blocks (3) are all connected with the connecting sleeve (1), and the connecting blocks (3) are arranged at intervals along the circumferential direction of the connecting sleeve (1);
the number of the positioning assemblies (4) is multiple and is consistent with that of the connecting blocks (3), the positioning assemblies (4) are clamped with the connecting blocks (3) in a one-to-one correspondence manner, and the positioning assemblies (4) are used for clamping the outer side face of the bearing outer ring or abutting against the inner side face of the bearing outer ring;
locking Assembly (5), the quantity of locating component (4) be a plurality of and with the quantity of connecting block (3) is unanimous, locating component (4) are used for the locking corresponding connecting block (3) with locating component (4).
2. The positioning and adjusting die for machining the bearing outer ring according to claim 1, wherein the connecting block (3) comprises a connecting arm (32) and a clamping portion (33) which are sequentially connected, the connecting arm (32) is detachably connected with the connecting sleeve (1), and the clamping portion (33) is located on the outer side of the connecting sleeve (1) and clamped with the positioning component (4).
3. The positioning and adjusting mold for machining the bearing outer ring according to claim 2, wherein the positioning assembly (4) comprises a floating clamping block (41) and a positioning piece (42) which are connected, the floating clamping block (41) is clamped with the clamping portion (33), and the positioning piece (42) is used for clamping the outer side surface of the bearing outer ring or abutting against the inner side surface of the bearing outer ring.
4. The mold for positioning and adjusting the machining of the bearing outer ring according to claim 3, wherein a first latch (331) is disposed on a side of the clamping portion (33) opposite to the floating latch (41), a second latch (411) is disposed on the floating latch (41) at a position corresponding to the first latch (331), and the first latch (331) is engaged with the second latch (411).
5. The mold for positioning and adjusting the bearing outer ring machining according to claim 3, wherein the positioning member (42) comprises an ejector block (421) and two fixture blocks (422), the ejector block (421) is connected to the fixture blocks (422), the number of the fixture blocks (422) is two, the two fixture blocks (422) are respectively arranged near two ends of the ejector block (421), and the distance between the two fixture blocks (422) is reduced along the direction near the axis of the connecting sleeve (1).
6. The mold for positioning and adjusting the bearing outer ring machining according to claim 5, wherein the top block (421) comprises a connecting section (4211) and extending sections (4212) arranged at two ends of the connecting section (4211), an included angle between each of the two extending sections (4212) and the corresponding connecting section (4211) is an obtuse angle, a limit groove (4213) with an opening facing the axis of the connecting sleeve (1) is formed in each extending section (4212), the clamping blocks (422) are correspondingly arranged in the limit grooves (4213) one by one, and the clamping blocks (422) are connected with the extending sections (4212) through fasteners.
7. The positioning and adjusting die for machining the bearing outer ring as claimed in claim 3, wherein the connecting block (3) is provided with a sliding groove (34), the sliding groove (34) is a stepped groove, and an opening of the sliding groove (34) is located on the side of the first clamping tooth (331) of the clamping portion (33); locking Assembly (5) include slider (51) and threaded fastener (52), slider (51) are located in spout (34), and with spout (34) sliding connection, threaded fastener (52) pass in proper order float fixture block (41) behind the opening with slider (51) threaded connection.
8. The positioning and adjusting die for machining the bearing outer ring according to any one of claims 1 to 7, further comprising a housing cover (61), wherein the housing cover (61) is covered on the periphery of the connecting sleeve (1), and a relief hole is formed in the position, corresponding to the connecting block (3), of the housing cover (61).
9. The positioning and adjusting mold for machining the bearing outer ring according to claim 8, further comprising an end cover (62), wherein the end cover (62) is arranged at one end of the connecting sleeve (1) close to the positioning component (4), and the end cover (62) is spliced with the housing cover (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010948987.5A CN112108909A (en) | 2020-09-10 | 2020-09-10 | Positioning adjustment die for bearing outer ring machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010948987.5A CN112108909A (en) | 2020-09-10 | 2020-09-10 | Positioning adjustment die for bearing outer ring machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112108909A true CN112108909A (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010948987.5A Pending CN112108909A (en) | 2020-09-10 | 2020-09-10 | Positioning adjustment die for bearing outer ring machining |
Country Status (1)
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| CN (1) | CN112108909A (en) |
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| EP3191245B1 (en) * | 2014-09-08 | 2018-08-29 | Schunk GmbH & Co. KG Spann- und Greiftechnik | Chuck |
| CN209565832U (en) * | 2019-03-12 | 2019-11-01 | 成都大学 | A kind of Novel material clamp mechanism of disk |
| CN210160749U (en) * | 2019-03-06 | 2020-03-20 | 杭州精通汽车零部件有限公司 | Clamp for machining bearing hole of universal joint fork |
| CN111590352A (en) * | 2020-05-22 | 2020-08-28 | 大连交通大学 | Rapid self-centering clamping device for large-sized bearing ring workpiece |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140252728A1 (en) * | 2007-02-27 | 2014-09-11 | Forkardt Inc. | Work-holding chuck with quick-release jaws |
| CN102292179A (en) * | 2009-01-21 | 2011-12-21 | 有限会社辛塞科技 | Chuck mechanism, pawl material, and lathe |
| US20140125016A1 (en) * | 2012-11-03 | 2014-05-08 | Paul Eugene Stafford | Multiple Pivoted Lathe Chuck Jaw Assembly |
| CN103691981A (en) * | 2013-11-27 | 2014-04-02 | 王来青 | Cutting machine chuck |
| EP3191245B1 (en) * | 2014-09-08 | 2018-08-29 | Schunk GmbH & Co. KG Spann- und Greiftechnik | Chuck |
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Application publication date: 20201222 |
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