CN113046541A - Heavy industry machinery is with large-scale race ring heat treatment anchor clamps - Google Patents
Heavy industry machinery is with large-scale race ring heat treatment anchor clamps Download PDFInfo
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- CN113046541A CN113046541A CN202110140959.5A CN202110140959A CN113046541A CN 113046541 A CN113046541 A CN 113046541A CN 202110140959 A CN202110140959 A CN 202110140959A CN 113046541 A CN113046541 A CN 113046541A
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- side wall
- sliding
- bearing ring
- heat treatment
- fixedly connected
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/60—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a heat treatment clamp for a large-scale bearing ring for heavy machinery, which relates to the field of heat treatment equipment and comprises a base, a central sleeve and three supports, wherein the central sleeve is fixedly connected to the side wall of the upper end of the base, and is matched with the base, the central sleeve, a sliding seat, the supports, a sliding sleeve and a butting rod for use, when the clamp is used for carrying out heat treatment positioning and clamping on the large-scale bearing ring, the bearing ring is hoisted onto the supports, the bearing ring is supported by the supports, the supports and the sliding sleeve slide downwards under the action of the gravity of the bearing ring, the butting rod on the side wall of the central sleeve is embedded into an embedded groove on the side wall of the sliding sleeve, the two butting rods expand outwards along with the sliding of the sliding sleeve, the inner side wall of the bearing ring can be automatically butted, the function of quickly positioning and clamping the bearing ring under the action of the dead weight of the bearing ring, the bearing ring can be automatically centered on the bracket, so that the stress of each bracket is uniform, and the bracket is prevented from lateral bending and deformation.
Description
Technical Field
The invention relates to the field of heat treatment equipment, in particular to a large-scale bearing ring heat treatment clamp for heavy machinery.
Background
Heat treatment refers to a metal hot working process in which a material is heated, kept warm, and cooled in a solid state to obtain a desired structure and properties, can greatly increase the strength and toughness of the workpiece, the large-scale bearing ring is a large-diameter thin-wall part with relatively complex structure, relatively violent change of the section size and thin-wall cutting edge, when the large-scale bearing ring is subjected to heat treatment, a special clamp is needed to fix the bearing ring, in the prior art, the bearing ring is mostly loaded in a supporting plate mode, the center rod is arranged at the center of the supporting plate to prevent the bearing ring from sliding off the supporting plate, although the mode can position the bearing ring and prevent the bearing ring from sliding off the supporting plate, the position of the bearing ring on the supporting plate is difficult to balance, the supporting plate is stressed unevenly, and the supporting plate is easy to bend and deform laterally in the heat treatment process, so that equipment is damaged;
the searched heat treatment clamp for the large bearing ring with the Chinese patent number of CN103725862A comprises a bottom plate, wherein a rotating shaft is vertically arranged in the center of the upper surface of the bottom plate, the rotating shaft is rotatably arranged on the bottom plate, and the side wall of the rotating shaft is provided with threads; the main shaft is arranged on the rotating shaft in a threaded fit manner; the uide bushing, uide bushing fixed mounting is at the upper surface of bottom plate, and with the coaxial setting of main shaft, the lateral wall circumference equipartition of uide bushing has at least three guide hole: the support rod is arranged in the guide hole in a sliding mode, and the tail part of the support rod extends to the outer side of the guide sleeve; the supporting block is fixedly arranged at the tail end of the supporting rod; the joint bearings are the same in number as the guide holes and are circumferentially and uniformly distributed on the side wall of the main shaft, the joint bearings are provided with connecting rods, and the end parts of the connecting rods are rotatably hinged to the head parts of the support rods. 1. In the heat treatment process of the large-scale bearing ring, the temperature and the thermal stress are high, the supporting block and the inner side wall of the bearing ring are extruded for a long time, and the contact surface between the inner side wall of the bearing ring and the supporting block is easy to deform, so that the bearing ring is separated from the supporting block, and further the bearing ring falls off from the clamp, and major production accidents are caused; 2. the large-scale bearing ring for heavy machinery is large in size, the spindle rotation in the large-scale bearing ring for heavy machinery needs a large-scale or high-power motor to drive, and further energy consumption is high, so that the large-scale bearing ring for heavy machinery is provided for solving the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a large-scale bearing ring heat treatment clamp for heavy machinery.
In order to achieve the purpose, the invention adopts the following technical scheme:
a heat treatment clamp for a large bearing ring for heavy machinery comprises a base, a central sleeve and three supports, wherein the central sleeve is fixedly connected to the side wall of the upper end of the base, three sliding grooves are formed in the side wall of the central sleeve respectively, a first sliding opening is formed in one end side wall of each sliding groove in a penetrating mode, sliding blocks are connected to the side walls of the three sliding grooves in a sliding mode, a first spring is fixedly connected to the side wall of the lower end of each sliding block, the tail end of each first spring is fixedly connected to the side wall of the lower end of each sliding groove, a first abutting rod is rotatably connected to the side walls of the three sliding grooves, the tail end of each first abutting rod penetrates through the inner portion of the corresponding first sliding opening and is rotatably connected with a second abutting rod, the tail end of each second abutting rod is rotatably connected to the outer side wall of the central sleeve, three second sliding openings are formed in the side wall of the central sleeve in a penetrating, the side wall of the upper end of the fixed plate is fixedly connected with a second spring, the tail end of the second spring is fixedly connected with a sliding seat, the sliding seat is connected with the inner side wall of the central sleeve in a sliding manner, the three brackets are respectively and fixedly connected to the side wall of the sliding seat, the tail ends of the three brackets respectively penetrate through the interiors of the corresponding second sliding openings and extend outwards, the side walls of the three brackets are jointly and fixedly connected with a sliding sleeve, the side wall of the sliding sleeve is respectively provided with three embedded grooves, the side wall of the sliding seat is internally provided with a compression groove, a powder spraying mechanism is arranged in the compression groove, the side wall of the powder spraying mechanism is provided with a plurality of communicating holes in a penetrating manner, the side wall of each bracket is internally provided with a communicating cavity, the interiors of the communicating cavities are respectively communicated with the corresponding communicating holes on the side wall of the, and the side wall of the upper end of the fixed plate is fixedly connected with a mandril.
Preferably, the powder spraying mechanism comprises an air bag fixedly connected to the side wall of the upper end of the compression tank, the communication hole is formed in the side wall of the air bag, a push plate is connected to the side wall of the compression tank in a sliding mode, the side wall of the lower end of the compression tank is penetrated through and provided with a jack, an infiltration agent box is fixedly connected to the side wall of the upper end of the sliding seat, the infiltration agent box is penetrated through and provided with a feeding hole together with the opposite side walls of the sliding seat and the air bag, and a one-way.
Preferably, an end cover is arranged on the side wall of the upper end of the impregnation agent box.
Preferably, the lower extreme inside wall of penetrant case is the slope setting.
Preferably, the first spring and the second spring are both elastic springs and are made of high-temperature-resistant materials.
Preferably, the sliding seat is tightly attached to the inner side wall of the central sleeve, and the support is tightly attached to the side wall of the second sliding opening.
Preferably, the side walls of the outer spray holes and the inner spray holes are arranged in an inclined manner.
Preferably, the base, the central sleeve and the support are all made of high-temperature-resistant materials.
The invention has the beneficial effects that: according to the fixture, the bearing ring is hoisted on the support through the matching use among the base, the central sleeve, the sliding seat, the support, the sliding sleeve and the abutting rods when the fixture is used for carrying out heat treatment, positioning and clamping on a large-scale bearing ring, the bearing ring is supported through the support, the support and the sliding sleeve slide downwards under the action of the gravity of the bearing ring, the first abutting rods on the side wall of the central sleeve are embedded into the embedded grooves on the side wall of the sliding sleeve, the two abutting rods expand outwards along with the sliding sleeve, the inner side wall of the bearing ring can be automatically abutted, the function of positioning and clamping the bearing ring is realized under the action of the dead weight of the bearing ring, convenience and rapidness are achieved, and the bearing ring can be automatically centered on the support through the arrangement of the three abutting rods on the central sleeve, so that each support is uniformly stressed, and the support is prevented from lateral;
through the support, the slide, the compression tank, the gasbag, the push pedal, the ejector pin, cooperation between the agent case of permeating is used, when using this anchor clamps to fix a position the large-scale race ring that needs heat treatment, the race ring hoists the back on the support, the support gliding of pressure sliding, make the synchronous gliding of slide, push pedal compresses the gasbag in the slide in can promoting the slide in the center sleeve pipe, permeate agent compression in the gasbag is to the intercommunication chamber in the support, by the support on interior, outer orifice blowout, can carry out the agent of permeating on the race ring surface and cover, when the heat treatment heating, the intensity and the toughness of multiplicable race ring, compare traditional chemical heat treatment mode, effectively save the use of permeate agent.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a top view of a portion of the structure of the present invention.
Fig. 4 is an enlarged view of a portion a of the present invention.
Fig. 5 is an enlarged view of part B of the present invention.
Fig. 6 is an enlarged view of the portion C of the present invention.
Reference numbers in the figures: the device comprises a base 1, a central sleeve 2, a sliding groove 3, a first sliding opening 4, a sliding block 5, a first spring 6, a first abutting rod 7, a second abutting rod 8, a second sliding opening 9, a fixing plate 10, a second spring 11, a sliding seat 12, a support 13, a sliding sleeve 14, a tabling groove 15, a compression groove 16, an air bag 17, a push plate 18, a jack 19, a push rod 20, a communicating cavity 21, an outer spray hole 22, a communication hole 23, a penetrating agent box 24, a feed inlet 25 and an inner spray hole 26.
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.
Referring to fig. 1-6, a heat treatment fixture for a large-scale bearing ring for heavy machinery comprises a base 1, a central sleeve 2 and three supports 13, wherein the base 1, the central sleeve 2 and the supports 13 are all made of high temperature resistant materials, the central sleeve 2 is fixedly connected to the upper end side wall of the base 1, three sliding chutes 3 are respectively arranged in the side wall of the central sleeve 2 and are distributed on the side wall of the central sleeve 2 in an equal distribution manner, first sliding ports 4 are respectively arranged on the side wall of one end of each of the three sliding chutes 3 in a penetrating manner, sliding blocks 5 are respectively connected to the side walls of the three sliding chutes 3 in a sliding manner, first springs 6 are fixedly connected to the lower end side wall of each of the sliding chutes 5, the tail ends of the first springs 6 are fixedly connected to the lower end side wall of each of the sliding chute 3, first abutting rods 7 are respectively and rotatably connected to the inner parts of the corresponding first sliding ports 4, the tail end of the second abutting rod 8 is rotatably connected to the outer side wall of the central sleeve 2, three second sliding ports 9 are respectively formed in the side wall of the central sleeve 2 in a penetrating mode, a fixing plate 10 is fixedly connected to the inner side wall of the central sleeve 2, a second spring 11 is fixedly connected to the side wall of the upper end of the fixing plate 10, the first spring 6 and the second spring 11 are elastic springs and are made of high-temperature-resistant materials, and the springs are prevented from losing elasticity due to overhigh temperature;
the tail end of the second spring 11 is fixedly connected with a sliding seat 12, the sliding seat 12 is connected with the inner side wall of the central sleeve 2 in a sliding manner, the sliding seat 12 is tightly attached to the inner side wall of the central sleeve 2 to ensure the stability of the support 13 and the sliding seat 12 in sliding up and down, the support 13 is tightly attached to the side wall of the second sliding port 9, the three supports 13 are respectively and fixedly connected to the side wall of the sliding seat 12, the tail ends of the three supports 13 respectively penetrate through the inside of the corresponding second sliding port 9 and extend outwards, the side walls of the three supports 13 are jointly and fixedly connected with a sliding sleeve 14, the side wall of the sliding sleeve 14 is respectively provided with three embedded grooves 15, the side wall of the sliding seat 12 is internally provided with a compression groove 16, a powder spraying mechanism is arranged in the compression groove 16, the side wall of the powder spraying mechanism is provided with a plurality of communicating holes 23 in a penetrating manner, the, the side wall of the compression tank 16 is connected with a push plate 18 in a sliding way, the side wall of the lower end of the compression tank 16 is provided with a jack 19 in a penetrating way, the side wall of the upper end of the sliding seat 12 is fixedly connected with a penetrating agent box 24, the side wall of the upper end of the penetrating agent box 24 is provided with an end cover, the inner side wall of the lower end of the penetrating agent box 24 is arranged in an inclined way, the penetrating agent box 24, the sliding seat 12 and the opposite side wall of the air bag 17 are provided with a feed inlet 25 in a penetrating way, a one-way valve is fixedly arranged in the feed inlet 25, the one-way valve aims to prevent the penetrating agent in the air bag 17 from returning to the penetrating agent box 24 when the air bag 17 is compressed, the end cover on the side wall of the upper end of the penetrating agent box 24 is opened in advance during heat treatment, a certain amount of penetrating agent is added into the penetrating agent box 24, the permeating agent entering the air bag 17 through the feed inlet 25 can be compressed into the communicating cavity 21 of the bracket 13 by compressing the air bag 17, and when the bearing ring is taken down from the bracket 13 after the heat treatment is finished, the deformation of the spring and the air bag is recovered, so that the air bag 17 can suck a certain amount of permeating agent in the permeating agent box 24 into the air bag 17, and the heat treatment on other bearing rings is carried out subsequently;
a communicating cavity 21 is formed in the side wall of the bracket 13, the inside of the communicating cavity 21 is respectively communicated with the corresponding communicating holes 23 on the side wall of the air bag 17, the side wall of the communicating cavity 21 is respectively provided with an outer spray hole 22 and an inner spray hole 26 in a penetrating manner, the side walls of the outer spray hole 22 and the inner spray hole 26 are all arranged in an inclined manner, the surface of the bearing ring can be effectively covered with permeating agent particles through the arrangement of the inner spray hole and the outer spray hole, and the side wall of the upper end of the fixing plate 10 is fixedly connected with.
The working principle is as follows: when the fixture is used for carrying out heat treatment on a large-scale bearing ring, a certain amount of penetrating agent is filled in a penetrating agent box 24 in advance by brushing, the bearing ring is hoisted onto the side wall of the upper end of a support 13, the bearing ring is supported by a plurality of supports 13, the supports 13 are pressed down by the bearing ring under the action of gravity, the supports 13 are forced to slide downwards in a second sliding port 9, a sliding seat 12 slides downwards to compress a second spring 11, a sliding sleeve 14 slides downwards synchronously along with the supports 13, a first abutting rod 7 on the side wall of a central sleeve 2 is embedded into an embedding groove 15 on the side wall of the sliding sleeve 14, the first abutting rod 7 is pressed downwards by the side wall of the embedding groove 15, a sliding block 5 compresses a first spring 6, the first abutting rod 7 and a second abutting rod 8 are close to each other, the connection point of the first abutting rod 7 and the second abutting rod 8 expands outwards, and then the inner side wall of the bearing ring is automatically abutted, the function of automatically centering and clamping the bearing ring is realized by arranging three first abutting rods 7 on the side wall of the central sleeve 2;
in addition, a certain amount of the permeating agent in the permeating agent box 24 enters the air bag 17 through the feed inlet 25, in the sliding process of the sliding seat 12, the second spring 11 on the side wall of the fixed plate 10 penetrates through the inside of the jack 19 and pushes the push plate 18, along with the continuous sliding of the sliding seat 12, the push plate 18 compresses the air bag 17, the permeating agent in the air bag 17 is pushed into the communicating cavity 21 on the side wall of the support 13 through the communicating hole 23 on the side wall of the air bag 17 and is respectively sprayed out through the outer spraying hole 22 and the inner spraying hole 26, the sprayed permeating agent can be adsorbed on the inner side wall and the outer side wall of the bearing ring to cover the side wall of the bearing ring, the bearing ring can be subjected to chemical heat treatment in the heat treatment process, the strength and the toughness of the bearing ring are improved, and compared with the traditional chemical.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A heat treatment clamp for a large bearing ring for heavy machinery comprises a base (1), a central sleeve (2) and three supports (13), and is characterized in that the central sleeve (2) is fixedly connected to the side wall of the upper end of the base (1), three sliding chutes (3) are respectively formed in the side wall of the central sleeve (2), the side wall of one end of each sliding chute (3) is provided with a first sliding opening (4) in a penetrating manner, the side walls of the three sliding chutes (3) are connected with a sliding block (5) in a sliding manner, the side wall of the lower end of the sliding block (5) is fixedly connected with a first spring (6), the tail end of the first spring (6) is fixedly connected to the side wall of the lower end of the sliding chute (3), the side walls of the three sliding chutes (3) are rotatably connected with first abutting rods (7), the tail end of each first abutting rod (7) penetrates through the inside of the corresponding first sliding opening (4) and is rotatably connected with a second abutting, the tail end of the second support rod (8) is rotatably connected to the outer side wall of the central sleeve (2), three second sliding openings (9) are respectively formed in the side wall of the central sleeve (2) in a penetrating mode, a fixing plate (10) is fixedly connected to the inner side wall of the central sleeve (2), a second spring (11) is fixedly connected to the side wall of the upper end of the fixing plate (10), a sliding seat (12) is fixedly connected to the tail end of the second spring (11), the sliding seat (12) is slidably connected with the inner side wall of the central sleeve (2), three supports (13) are respectively fixedly connected to the side wall of the sliding seat (12), the tail ends of the three supports (13) respectively penetrate through the inner portions of the corresponding second sliding openings (9) and extend outwards, sliding sleeves (14) are fixedly connected to the side walls of the three supports (13) together, and three embedding grooves (15) are respectively formed in the side walls of the sliding sleeves (14), the utility model discloses a powder spraying device, including slide (12), compression groove (16) have been seted up in the lateral wall of slide (12), be provided with the mechanism of dusting in compression groove (16), the lateral wall of the mechanism of dusting runs through and has seted up a plurality of intercommunicating pores (23), intercommunication chamber (21) have been seted up in the lateral wall of support (13), the inside of intercommunication chamber (21) communicates with intercommunicating pore (23) that correspond on gasbag (17) lateral wall each other respectively, run through respectively on the lateral wall of intercommunication chamber (21) and seted up outer orifice (22) and interior orifice (26), the upper end lateral wall fixedly connected with ejector pin (20) of fixed plate (10).
2. The heat treatment fixture for the large-sized bearing ring for the heavy work machine according to claim 1, wherein the powder spraying mechanism comprises an air bag (17) fixedly connected to the side wall of the upper end of the compression tank (16), the communication hole (23) is formed in the side wall of the air bag (17), a push plate (18) is slidably connected to the side wall of the compression tank (16), the side wall of the lower end of the compression tank (16) is provided with a jack (19) in a penetrating manner, the side wall of the upper end of the sliding seat (12) is fixedly connected with a penetrant box (24), the penetrant box (24) is provided with a feeding hole (25) in a penetrating manner together with the sliding seat (12) and the opposite side wall of the air bag (17), and a one-way valve is.
3. The heat treatment fixture for the large bearing ring for the heavy machinery as claimed in claim 2, wherein the upper end side wall of the impregnation agent box (24) is provided with an end cover.
4. The heat treatment fixture for the large bearing ring for the heavy machinery as claimed in claim 2, wherein the inner side wall of the lower end of the impregnation agent box (24) is arranged in an inclined manner.
5. The heat treatment fixture for the large bearing ring for the heavy machinery as claimed in claim 1, wherein the first spring (6) and the second spring (11) are both elastic springs and are made of high temperature resistant materials.
6. The heat treatment fixture for the large bearing ring for the heavy work machine as claimed in claim 1, wherein the sliding seat (12) is tightly attached to the inner side wall of the central sleeve (2), and the bracket (13) is tightly attached to the side wall of the second sliding port (9).
7. The heat treatment fixture for the large-sized bearing ring for the heavy-duty machine according to claim 1, wherein the side walls of the outer spray holes (22) and the inner spray holes (26) are arranged in an inclined manner.
8. The heat treatment fixture for the large bearing ring for the heavy machinery as claimed in claim 1, wherein the base (1), the central sleeve (2) and the bracket (13) are made of high temperature resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110140959.5A CN113046541A (en) | 2021-04-30 | 2021-04-30 | Heavy industry machinery is with large-scale race ring heat treatment anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110140959.5A CN113046541A (en) | 2021-04-30 | 2021-04-30 | Heavy industry machinery is with large-scale race ring heat treatment anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113046541A true CN113046541A (en) | 2021-06-29 |
Family
ID=76508436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110140959.5A Withdrawn CN113046541A (en) | 2021-04-30 | 2021-04-30 | Heavy industry machinery is with large-scale race ring heat treatment anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113046541A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113699355A (en) * | 2021-08-26 | 2021-11-26 | 江苏飞船股份有限公司 | Gear heat treatment device |
| CN117403048A (en) * | 2023-11-07 | 2024-01-16 | 安徽安步轴承有限公司 | High-efficient heat treatment facility of race ring |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003301221A (en) * | 2001-08-03 | 2003-10-24 | Nsk Ltd | Heat treatment method for annular member, and heat treatment device |
| JP2004124247A (en) * | 2002-02-08 | 2004-04-22 | Nsk Ltd | Heat treatment method and heat treatment apparatus for annular member |
| CN103725862A (en) * | 2013-12-04 | 2014-04-16 | 大连洁能重工机械有限公司 | Large size bearing ring heat treatment clamp |
| CN107058714A (en) * | 2016-12-25 | 2017-08-18 | 重庆市骞焰机械有限责任公司 | Shaft member fixture of heat treatment |
| CN110936207A (en) * | 2019-12-18 | 2020-03-31 | 东莞市凯勒帝数控科技有限公司 | Bearing processing is with anchor clamps equipment that has adjustment mechanism |
| CN212330426U (en) * | 2020-06-13 | 2021-01-12 | 徐州优力同创科技股份有限公司 | Clamp for bearing ring |
-
2021
- 2021-04-30 CN CN202110140959.5A patent/CN113046541A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003301221A (en) * | 2001-08-03 | 2003-10-24 | Nsk Ltd | Heat treatment method for annular member, and heat treatment device |
| JP2004124247A (en) * | 2002-02-08 | 2004-04-22 | Nsk Ltd | Heat treatment method and heat treatment apparatus for annular member |
| CN103725862A (en) * | 2013-12-04 | 2014-04-16 | 大连洁能重工机械有限公司 | Large size bearing ring heat treatment clamp |
| CN107058714A (en) * | 2016-12-25 | 2017-08-18 | 重庆市骞焰机械有限责任公司 | Shaft member fixture of heat treatment |
| CN110936207A (en) * | 2019-12-18 | 2020-03-31 | 东莞市凯勒帝数控科技有限公司 | Bearing processing is with anchor clamps equipment that has adjustment mechanism |
| CN212330426U (en) * | 2020-06-13 | 2021-01-12 | 徐州优力同创科技股份有限公司 | Clamp for bearing ring |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113699355A (en) * | 2021-08-26 | 2021-11-26 | 江苏飞船股份有限公司 | Gear heat treatment device |
| CN117403048A (en) * | 2023-11-07 | 2024-01-16 | 安徽安步轴承有限公司 | High-efficient heat treatment facility of race ring |
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Application publication date: 20210629 |
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| WW01 | Invention patent application withdrawn after publication |