CN217104019U

CN217104019U - Automatic heat treatment equipment for large-diameter bearing

Info

Publication number: CN217104019U
Application number: CN202122361011.0U
Authority: CN
Inventors: 胡海龙; 邱�益
Original assignee: Huzhou Gongchi Bearing Co ltd; Zhejiang 8+1 Precision Machinery Co Ltd
Current assignee: Huzhou Gongchi Bearing Co ltd; Zhejiang 8+1 Precision Machinery Co Ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-08-02
Anticipated expiration: 2031-09-28

Abstract

The utility model relates to an automatic thermal treatment equipment for being directed at major diameter bearing, including base and the heating device of setting in the base top, the top of base is provided with elevating system and the translation mechanism of drive heating device horizontal migration that drive heating device reciprocated, be provided with on the base and be used for horizontal support bearing race and the rotatory drive arrangement of drive bearing race, drive arrangement includes revolving stage, circumference distribution on the revolving stage and be used for leaning on the casting die and the drive by the casting die along revolving stage radial movement's adjustment mechanism by the casting die on bearing race lateral wall or inside wall by pressing, the revolving stage sets up on the base and relative base is rotatory. The utility model discloses can adjust the distribution position that leans on the casting die through adjustment mechanism according to not unidimensional bearing race, and then fix bearing race, heating device passes through elevating system and translation mechanism adjustment heating position to be applicable to the heat treatment of the bearing race of different specifications.

Description

Automatic heat treatment equipment for large-diameter bearing

Technical Field

The utility model relates to a heat treatment facility technical field, in particular to be used for to the automatic heat treatment facility of major diameter bearing.

Background

The large bearing is widely applied in modern industry and comprises a seat ring and an inner ring arranged in an inner hole of the seat ring, wherein an annular groove matched with a rolling body is arranged on the wall of the inner hole of the seat ring, and the groove wall of the groove is a track surface of the seat ring. The grooves on the inner hole wall of the seat ring are mostly arc-shaped grooves, the track surface of each arc-shaped groove can be effectively matched with the rolling body, and the working stability of the large-scale bearing is improved. Because the raceway surface is subjected to the friction force of the rolling bodies for a long time in the use process, the raceway surface of the large-sized bearing race needs to be subjected to surface quenching processing so as to improve the hardness and the wear resistance of the raceway surface of the race and prolong the service life of the large-sized bearing.

Chinese utility model patent publication No. CN210826286U discloses an induction hardening apparatus for a large-sized bearing race semicircular track surface, which has a disadvantage that the hardening apparatus is not suitable for bearing races of various sizes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic thermal treatment equipment for being applicable to the thermal treatment of the bearing race of various sizes to major diameter bearing.

The above object of the present invention can be achieved by the following technical solutions: a adjustment mechanism for being used for leaning on the casting die and drive on casting die along revolving stage radial movement, the revolving stage sets up on the base and relative base is rotatory, the top of base is provided with elevating system and the translation mechanism of drive heating device horizontal migration that drive heating device reciprocated, be provided with on the base and be used for the horizontal support bearing race and drive the rotatory drive arrangement of bearing race, drive arrangement includes revolving stage, circumference distribution on the revolving stage and be used for leaning on the casting die and drive on bearing race lateral wall or inside wall by the casting die, the revolving stage sets up on the base and the base is rotatory relatively.

Preferably, the adjusting mechanism includes a plurality of guide rails provided on the rotary table, a moving base slidably mounted on the guide rails, and a screw driving mechanism for driving the moving base to move in a radial direction of the rotary table, and the pressing member is provided on the moving base.

Preferably, the plurality of guide rails are radially distributed along the center of the turntable.

Preferably, the pressing member includes a support body and a pressing body, the pressing body is disposed at an upper end of the support body, and a step for supporting the bearing race is formed between the pressing body and the support body.

Preferably, the pressing member is rotatably mounted on the movable base, and a rotation axis of the pressing member is parallel to a rotation axis of the rotating base.

Preferably, the translation mechanism comprises a support beam arranged above the rotating platform, a movable beam erected on the support beam, a translation seat arranged on the movable beam, a first translation driving assembly for driving the movable beam to move relative to the support beam, and a second translation driving assembly for driving the translation seat to move relative to the movable beam, and the heating device is connected to the translation seat through a lifting mechanism.

Preferably, the lifting mechanism comprises a vertically arranged lifting seat and a lifting driving assembly for driving the lifting seat to move up and down, the lifting seat is movably arranged on the translation seat, and the heating device is fixed at the lower end of the lifting seat.

Preferably, the first translation driving assembly comprises a driving shaft and rollers arranged on the supporting beam, the driving shaft is rotatably arranged on the movable beam, and the rollers are respectively arranged at two ends of the driving shaft.

The utility model has the advantages that: the utility model discloses can adjust the distribution position that leans on the casting die through adjustment mechanism according to not unidimensional bearing race, and then fix bearing race, heating device passes through elevating system and translation mechanism adjustment heating position to be applicable to the heat treatment of the bearing race of different specifications.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a plan view of a drive device according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

in the figure: 1-base, 2-driving device, 201-rotating platform, 202-guide rail, 203-moving seat, 204-pressing piece, 2041-supporting body, 2042-pressing body, 3-heating device, 4-translation mechanism, 401-supporting beam, 402-movable beam, 403-translation seat, 404-driving shaft, 405-roller, 5-lifting mechanism and 6-bearing race.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the claims of the present invention.

Example (b): as shown in fig. 1 and 2, the automatic heat treatment equipment for the large-diameter bearing comprises a base 1 and a heating device 3 for heating the bearing, wherein the heating device 3 is positioned above the base 1.

The base 1 is provided with a driving device 2 for horizontally supporting a bearing race and driving the bearing race to rotate 404, the driving device 2 comprises a rotating platform 201, a pressing piece 204 which is circumferentially distributed on the rotating platform 201 and used for pressing against the outer side wall or the inner side wall of the bearing race, and an adjusting mechanism for driving the pressing piece 204 to move along the radial direction of the rotating platform 201, the rotating platform 201 is arranged on the base 1 and rotates relative to the base 1, and the rotating platform 201 slowly rotates relative to the base 1 through a conventional power mechanism.

The adjusting mechanism includes a plurality of guide rails 202 provided on the rotating table 201, a moving base 203 slidably mounted on the guide rails 202, and a screw driving mechanism for driving the moving base 203 to move in the radial direction of the rotating table 201, and a pressing member 204 is provided on the moving base 203. The plurality of guide rails 202 are radially distributed along the center of the turntable 201.

As shown in fig. 3, the pressing member 204 includes a supporting body 2041 and a pressing body 2042, the pressing body 2042 is disposed at the upper end of the supporting body 2041, and a step for supporting a bearing race is formed between the pressing body 2042 and the supporting body 2041.

The pressing member 204 is rotatably mounted on the movable base 203, and the rotation axis of the pressing member 204 is parallel to the rotation axis of the rotating base 201.

In this embodiment, the bearing race 6 is horizontally disposed above the rotating table 201, the pressing body 2042 is supported below the bearing race 6, the pressing body 2042 is pressed against the outer sidewall of the bearing race 6, and the heating device 3 is located at the inner sidewall of the bearing race 6 and performs heat treatment on the inner sidewall of the bearing race 6; in other embodiments, the pressing body 2042 may press against the inner sidewall of the bearing race 6, and the heating device 3 is located at the outer sidewall of the bearing race 6 and heat-treats the outer sidewall of the bearing race 6.

An elevating mechanism 5 for driving the heating device 3 to move up and down and a translation mechanism 4 for driving the heating device 3 to move horizontally are arranged above the base 1. The translation mechanism 4 includes a support beam 401, a movable beam 402 mounted on the support beam 401, a translation seat 403 provided on the movable beam 402, a first translation drive assembly that drives the movable beam 402 to move relative to the support beam 401, and a second translation drive assembly that drives the translation seat 403 to move relative to the movable beam 402. The number of the support beams 401 is two, and the support beams are fixed on the wall of the factory building or supported above the rotating platform 201 through a support.

The first translation drive assembly includes a drive shaft 404 and a roller 405 disposed on the support beam 401, the drive shaft 404 being rotatably mounted on the movable beam 402, the drive shaft 404 being rotated by a motor and disposed parallel to the movable beam 402. Rollers 405 are provided at both ends of the driving shaft 404, and the rollers 405 at the corresponding ends roll along the support beam 401, respectively, so that the movable beam 402 moves in the longitudinal direction of the support beam 401, thereby adjusting the distance from the heating device 3 to the bearing race.

The second translation drive assembly may use a conventional lead screw mechanism to drive the translation stage 403 to move relative to the walking beam 402 or to move along the walking beam 402 via a walking wheel mounted on the translation stage 403.

Heating device 3 passes through elevating system 5 to be connected on translation seat 403, and elevating system 5 includes the lift seat of vertical setting and the lift drive assembly that the drive lift seat reciprocated, and the lift seat is movably installed on translation seat 403, and heating device 3 fixes the lower extreme at the lift seat. The heating device 3 adopts a conventional intermediate frequency quenching inductor.

The lifting driving component can use a conventional hydraulic cylinder to drive the translation base 403 to move, or use a gear rack mode to drive the translation base 403 to move.

When the bearing seat ring fixing device is used, the distribution position of the pressing member 204 is adjusted according to the size of the bearing seat ring, so that the bearing seat ring can be placed on the pressing member 204, the pressing member 204 is continuously moved, and the pressing body 2042 can fix the bearing seat ring; then, the positions of the heating device 3 and the bearing race are adjusted by the lifting mechanism 5 and the translation mechanism 4, and the rotating platform 201 rotates slowly in the heat treatment process, so that the heat treatment of the bearing race is completed gradually.

Claims

1. A automatic heat treatment equipment for being directed at major diameter bearing, including base (1) and setting heating device (3) above base (1), its characterized in that: the top of base (1) is provided with elevating system (5) and drive heating device (3) horizontal migration's that drive heating device (3) reciprocated translation mechanism (4), be provided with on base (1) and be used for the horizontal support bearing race and drive shaft (404) rotatory drive arrangement (2) of bearing race, drive arrangement (2) include revolving stage (201), circumference distribution on revolving stage (201) and be used for leaning on pressing member (204) and drive to lean on pressing member (204) along revolving stage (201) radial movement's adjustment mechanism on pressing member (204) on bearing race lateral wall or inside wall, revolving stage (201) set up on base (1) and relative base (1) is rotatory.

2. An automated heat treatment apparatus for large diameter bearings according to claim 1, wherein: the adjusting mechanism comprises a plurality of guide rails (202) arranged on the rotating table (201), a moving seat (203) installed on the guide rails (202) in a sliding mode and a screw rod driving mechanism for driving the moving seat (203) to move along the radial direction of the rotating table (201), and the pressing piece (204) is arranged on the moving seat (203).

3. An automated heat treatment plant for bearings of large diameter according to claim 2, characterized in that: the guide rails (202) are radially distributed along the center of the rotating platform (201).

4. An automated heat treatment apparatus for large diameter bearings according to claim 2, wherein: the pressing piece (204) comprises a supporting body (2041) and a pressing body (2042), the pressing body (2042) is arranged at the upper end of the supporting body (2041), and a step for supporting a bearing race is formed between the pressing body (2042) and the supporting body (2041).

5. An automated heat treatment apparatus for large diameter bearings according to claim 4, wherein: the pressing piece (204) is rotatably arranged on the moving seat (203), and the rotating axis of the pressing piece (204) is parallel to the rotating axis of the rotating platform (201).

6. An automated heat treatment apparatus for large diameter bearings according to claim 1, wherein: translation mechanism (4) including setting up supporting beam (401) above revolving stage (201), erect walking beam (402) on supporting beam (401), set up translation seat (403) on walking beam (402), drive walking beam (402) first translation drive assembly and the second translation drive assembly of drive translation seat (403) relative walking beam (402) removal of supporting beam (401) removal, heating device (3) are connected on translation seat (403) through elevating system (5).

7. An automated heat treatment apparatus for large diameter bearings according to claim 6, wherein: the lifting mechanism (5) comprises a vertically arranged lifting seat and a lifting driving assembly for driving the lifting seat to move up and down, the lifting seat is movably arranged on the translation seat (403), and the heating device (3) is fixed at the lower end of the lifting seat.

8. An automated heat treatment apparatus for large diameter bearings according to claim 7, wherein: the first translation driving assembly comprises a driving shaft (404) and rollers (405) arranged on the supporting beam (401), the driving shaft (404) is rotatably arranged on the movable beam (402), and the rollers (405) are respectively arranged at two ends of the driving shaft (404).