CN219490129U - Bearing outer ring heat treatment anti-deformation tool - Google Patents
Bearing outer ring heat treatment anti-deformation tool Download PDFInfo
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- CN219490129U CN219490129U CN202320449158.1U CN202320449158U CN219490129U CN 219490129 U CN219490129 U CN 219490129U CN 202320449158 U CN202320449158 U CN 202320449158U CN 219490129 U CN219490129 U CN 219490129U
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- outer ring
- seat
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Abstract
The utility model discloses a bearing outer ring heat treatment anti-deformation tool, which comprises the following components: the heat treatment charging tray, frock clamp cover and connecting seat, the outside of heat treatment charging tray is equipped with a plurality of catching grooves, and the one end of connecting seat slides and cup joints in the inboard of catching groove, and the other end of connecting seat rotates with the surface that the frock clamp was pressed from both sides and is connected, and the inboard of heat treatment charging tray is equipped with the stack frame, and the frock clamp cover includes to embrace piece seat, first armful piece, second armful piece and presses the locking plate, and the both ends of armful piece seat can be dismantled with the one end that first armful piece and second armful piece respectively and be connected. According to the utility model, the novel heat treatment material tray structure is arranged, the inverted cone-shaped heat treatment material trays are utilized to arrange a plurality of tooling jackets, the inverted cone-shaped arrangement is carried out in the circumferential direction, each bearing outer ring is ensured to be heated uniformly in the high-temperature furnace, and the tooling jackets are mutually stacked to be arranged in the vertical space, so that the bearing outer rings are regularly arranged to avoid mutual influence, and the product quality is improved.
Description
Technical Field
The utility model relates to the technical field of bearing machining, in particular to a heat treatment anti-deformation tool for a bearing outer ring.
Background
In the carburizing heat treatment process of the bearing outer ring, the outer ring is generally placed in a material tray and then subjected to heat treatment. The existing common charging tray is easy to deform after being frequently used for a period of time in a high-temperature and high-carbon environment, the outer rings can not be placed at vertical intervals after being directly deformed at the bottom of the charging tray, the outer rings are placed in disordered contact, the furnace charging amount of heat treatment can be reduced, and the phenomenon that carburized layers of a matrix are uneven due to carburized indentation is generated. In the heat treatment process of the bearing outer ring, the bearing outer ring has certain deformation expansion due to the thermal expansion effect, and the bearing outer ring has the problem of deformation of the bearing outer ring due to the fact that the expansion rate of different points on the surface of the bearing outer ring is different due to the fact that the difference of the heated temperature and the heated time rate and the like, after cooling, the expansion can be attenuated and restored, but deformation still exists, and the specification and the production quality of the bearing outer ring are unqualified. In view of the above, the present utility model provides a heat treatment anti-deformation tool for bearing outer rings, which solves the existing problems, and aims to solve the problems and improve the practical value by the technology.
Disclosure of Invention
The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.
The technical scheme adopted by the utility model is as follows: a bearing outer race thermal treatment shape frock of preapring for an unfavorable turn of events includes: the heat treatment charging tray, frock clamp sleeve and connecting seat, the outside of heat treatment charging tray is equipped with a plurality of catching grooves, the one end sliding sleeve of connecting seat is in the inboard of catching groove, the other end and the surface rotation that the frock pressed the cover of connecting seat are connected, the inboard of heat treatment charging tray is equipped with the stack frame, the frock clamp sleeve includes embraces piece seat, first embraces piece, second embraces piece and pressure locking piece, the both ends of embracing piece seat can dismantle with the one end of first embracing piece and second embracing piece respectively and be connected, the other end of first embracing piece and second embracing piece rotates with the tip of connector link and pressure locking piece respectively and is connected, the other end and the surface rotation of pressure locking piece of connector link are connected, the inboard fixed subsides of first embracing piece and second embracing piece have heat insulating pad.
The present utility model may be further configured in a preferred example to: the heat treatment charging tray is of an inverted cone annular structure, and the buckling grooves and the connecting seats are positioned on the periphery of the heat treatment charging tray and are uniformly distributed at intervals.
The present utility model may be further configured in a preferred example to: the holding piece seat, the first holding piece, the second holding piece and the pressing piece are composite ceramic material components, and the heat insulation liner is of a ceramic lining plate structure.
The present utility model may be further configured in a preferred example to: the inner side of the holding sheet seat is in an arc surface structure, the heat insulation liner is in an arc-shaped liner plate structure, and the center of the arc surface of the holding sheet seat and the center of the heat insulation liner are positioned on the same axis.
The present utility model may be further configured in a preferred example to: the both ends of embracing the piece seat all are equipped with the hook ear, the one end that first embracing the piece and second embraces the piece all is equipped with the shackle with hook ear looks adaptation.
The present utility model may be further configured in a preferred example to: the other end of the first holding piece and the second holding piece is respectively provided with a first connecting pin and a second connecting pin, one end of the connecting buckle is rotationally sleeved on the surface of the first connecting pin, one end of the locking plate is rotationally sleeved on the surface of the second connecting pin, one end of the connecting buckle extends to the inner side of the locking plate and one end of the connecting buckle is provided with a linkage pin, and the other end of the linkage pin is rotationally sleeved on the inner side of the locking plate.
The beneficial effects obtained by the utility model are as follows:
1. according to the utility model, the novel heat treatment material tray structure is arranged, the inverted cone-shaped heat treatment material trays are utilized to arrange a plurality of tooling jackets, the inverted cone-shaped arrangement is carried out in the circumferential direction, each bearing outer ring is ensured to be heated uniformly in the high-temperature furnace, and the tooling jackets are mutually stacked to be arranged in the vertical space, so that the bearing outer rings are regularly arranged to avoid mutual influence, and the product quality is improved.
2. According to the utility model, through arranging the tooling jacket structure, the inner bearing outer ring is clamped in an encircling manner by utilizing the clamping piece seat, the first clamping piece, the second clamping piece and the connecting buckle, so that the stress concentration of the bearing inner ring is distributed under the heat treatment effect, the thermal expansion deformation rate is reduced, the problem of heat treatment deformation of the bearing outer ring is solved, and the yield is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic view of a tooling jacket and connection base structure according to an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of a tooling jacket according to one embodiment of the present utility model;
fig. 4 is a schematic diagram of an exploded structure of a tooling jacket according to an embodiment of the present utility model.
Reference numerals:
100. heat treating the tray; 110. a stacking rack; 120. a buckling groove;
200. a tool jacket; 210. a holding sheet seat; 220. the first holding piece; 230. a second holding piece; 240. a connecting buckle; 250. pressing a locking plate; 211. a hook ear; 221. a first connecting pin; 231. a second connecting pin; 241. a linkage pin; 260. a thermal insulation blanket;
300. and a connecting seat.
Detailed Description
The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
The following describes a heat treatment anti-deformation tool for an outer ring of a bearing according to some embodiments of the present utility model with reference to the accompanying drawings.
Referring to fig. 1-4, the utility model provides a heat treatment anti-deformation tooling for a bearing outer ring, which comprises the following steps: the heat treatment charging tray 100, the frock clamp sleeve 200 and the connecting seat 300 are arranged on the outer side of the heat treatment charging tray 100, a plurality of buckling grooves 120 are formed in the outer side of the heat treatment charging tray 100, one end of the connecting seat 300 is in sliding sleeve connection with the inner side of the buckling grooves 120, the other end of the connecting seat 300 is in rotary connection with the surface of the frock clamp sleeve 200, a stacking frame 110 is arranged on the inner side of the heat treatment charging tray 100, the frock clamp sleeve 200 comprises a holding sheet seat 210, a first holding sheet 220, a second holding sheet 230 and a pressing locking sheet 250, two ends of the holding sheet seat 210 are respectively detachably connected with one ends of the first holding sheet 220 and the second holding sheet 230, the other ends of the first holding sheet 220 and the second holding sheet 230 are respectively in rotary connection with the end of the connecting buckle 240 and the pressing locking sheet 250, the other ends of the connecting buckle 240 are in rotary connection with the surface of the pressing locking sheet 250, and the inner sides of the first holding sheet 220 and the second holding sheet 230 are fixedly adhered with a heat insulation pad 260.
In this embodiment, the heat treatment tray 100 has an inverted cone ring structure, and the fastening grooves 120 and the connection seats 300 are located at the periphery of the heat treatment tray 100 and are uniformly spaced apart.
Specifically, by using the inverted cone structure, the rising motion of the hot air in the heat treatment kiln along the outer wall of the heat treatment tray 100 uniformly acts on the surfaces of each tooling jacket 200 and the bearing outer ring clamped in the interior.
In this embodiment, the holding piece seat 210, the first holding piece 220, the second holding piece 230 and the pressing piece 250 are composite ceramic members, and the heat insulation pad 260 is a ceramic lining plate structure.
Specifically, by utilizing the high temperature resistance of the composite ceramic, the thermal expansion is low in a high temperature state, and the bearing outer ring is effectively clamped and deformed and kept
In this embodiment, the inner side of the embracing sheet base 210 is in an arc-shaped structure, the heat insulation pad 260 is in an arc-shaped lining plate structure, and the center of the arc-shaped surface of the embracing sheet base 210 and the center of the heat insulation pad 260 are located on the same axis.
Specifically, the bearing holding ring is clamped by the contact between the holding piece seat 210 and the heat insulation pad 260 on the surface of the outer ring of the bearing, so as to limit the perfect circular structure of the bearing and avoid the heat treatment deformation of the bearing.
In this embodiment, the two ends of the holding piece seat 210 are provided with the hook ears 211, and one ends of the first holding piece 220 and the second holding piece 230 are provided with hooks and loops adapted to the hook ears 211.
Specifically, the hook ear 211 and the hook ring are utilized to realize the quick assembly disassembly of the holding piece seat 210, the first holding piece 220 and the second holding piece 230.
In this embodiment, the other ends of the first holding piece 220 and the second holding piece 230 are respectively provided with a first connecting pin 221 and a second connecting pin 231, one end of the connecting buckle 240 is rotatably sleeved on the surface of the first connecting pin 221, one end of the locking plate 250 is rotatably sleeved on the surface of the second connecting pin 231, one end of the connecting buckle 240 extends to the inner side of the locking plate 250, one end of the connecting buckle 240 is provided with a linkage pin 241, and the other end of the linkage pin 241 is rotatably sleeved on the inner side of the locking plate 250.
Specifically, by using the movable connection of the first holding piece 220, the second holding piece 230, the connecting buckle 240 and the pressing piece 250, the distance between the first holding piece 220 and the second holding piece 230 can be increased and decreased when the pressing piece 250 is deflected, so that when the pressing piece 250 is deflected to be attached to the surface of the second holding piece 230, the distance between the first holding piece 220 and the second holding piece 230 is minimum, so that the holding and clamping of the bearing outer ring is realized, and the perfect circle state of the bearing outer ring is limited.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a bearing inner race thermal treatment shape frock of preapring for an unfavorable turn of events, which is characterized in that includes: the heat treatment charging tray (100), frock clamp cover (200) and connecting seat (300), the outside of heat treatment charging tray (100) is equipped with a plurality of catching grooves (120), the one end of connecting seat (300) slides and cup joints in the inboard of catching groove (120), the other end of connecting seat (300) is connected with the surface rotation of frock clamp cover (200), the inboard of heat treatment charging tray (100) is equipped with stack frame (110), frock clamp cover (200) include and embrace piece seat (210), first embracing piece (220), second embracing piece (230) and press locking piece (250), the both ends of embracing piece seat (210) can dismantle with the one end of first embracing piece (220) and second embracing piece (230) respectively, the other end of first embracing piece (220) and second embracing piece (230) respectively with the tip rotation of connector link (240) and press locking piece (250) be connected, the other end of connector link (240) is connected with the surface rotation of pressing locking piece (250), first embracing piece (220) and second embracing piece (230) have the fixed pad of bonding pad (260).
2. The anti-deformation tooling for the heat treatment of the bearing outer ring according to claim 1, wherein the heat treatment material tray (100) is in an inverted cone annular structure, and the buckling grooves (120) and the connecting seats (300) are arranged on the periphery of the heat treatment material tray (100) and uniformly distributed at intervals.
3. The anti-deformation tooling for the bearing outer ring heat treatment of claim 1, wherein the holding piece seat (210), the first holding piece (220), the second holding piece (230) and the pressing piece (250) are composite ceramic material components, and the heat insulation liner (260) is of a ceramic lining plate structure.
4. The anti-deformation tooling for the heat treatment of the bearing outer ring according to claim 1, wherein the inner side of the holding piece seat (210) is in an arc-shaped structure, the heat insulation pad (260) is in an arc-shaped lining plate structure, and the center of the arc-shaped circle of the holding piece seat (210) and the center of the heat insulation pad (260) are located on the same axis.
5. The heat treatment anti-deformation tooling for the bearing outer ring according to claim 1, wherein both ends of the holding piece seat (210) are provided with hook ears (211), and one ends of the first holding piece (220) and the second holding piece (230) are provided with hooks and loops matched with the hook ears (211).
6. The heat treatment anti-deformation tooling for the bearing outer ring according to claim 1, wherein the other ends of the first holding piece (220) and the second holding piece (230) are respectively provided with a first connecting pin (221) and a second connecting pin (231), and one end of the connecting buckle (240) is rotatably sleeved on the surface of the first connecting pin (221).
7. The anti-deformation tooling for the bearing outer ring heat treatment according to claim 6, wherein one end of the locking plate (250) is rotatably sleeved on the surface of the second connecting pin (231), one end of the connecting buckle (240) extends to the inner side of the locking plate (250), one end of the connecting buckle (240) is provided with a linkage pin (241), and the other end of the linkage pin (241) is rotatably sleeved on the inner side of the locking plate (250).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320449158.1U CN219490129U (en) | 2023-03-10 | 2023-03-10 | Bearing outer ring heat treatment anti-deformation tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320449158.1U CN219490129U (en) | 2023-03-10 | 2023-03-10 | Bearing outer ring heat treatment anti-deformation tool |
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CN219490129U true CN219490129U (en) | 2023-08-08 |
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CN202320449158.1U Active CN219490129U (en) | 2023-03-10 | 2023-03-10 | Bearing outer ring heat treatment anti-deformation tool |
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CN (1) | CN219490129U (en) |
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2023
- 2023-03-10 CN CN202320449158.1U patent/CN219490129U/en active Active
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