CN215391893U

CN215391893U - Spinning and shaping device for foundation blank of large tapered roller bearing retainer

Info

Publication number: CN215391893U
Application number: CN202121634761.4U
Authority: CN
Inventors: 张宏伟; 翟玉祥; 张振强
Original assignee: Shandong Runlong Bearing Co ltd
Current assignee: Shandong Runlong Bearing Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2022-01-04
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a spinning and shaping device for a foundation blank of a large-sized tapered roller bearing retainer, which comprises a foundation blank placing unit and a shaping unit arranged on one side of the foundation blank placing unit; the base blank placing unit comprises a rotary driving base and a rotary workbench rotationally arranged on the rotary driving base; the shaping unit comprises a shaping supporting seat, an angle adjusting device arranged on the shaping supporting seat, a ram seat arranged on the angle adjusting device and a movable ram arranged on the ram seat in a sliding mode, and a spinning wheel is arranged at one end, close to the basic blank placing unit, of the movable ram. The basic blank placing unit drives the basic blank to rotate, the angle of the angle adjusting device and the position of the movable ram are adjusted, the rotary pressing wheel is in contact with the basic blank, relative motion of the basic blank and the rotary pressing wheel is achieved, machining forming of the basic blank is achieved, occupation of traditional machining equipment to space is reduced, and maintenance difficulty is reduced.

Description

Spinning and shaping device for foundation blank of large tapered roller bearing retainer

Technical Field

The utility model belongs to the technical field of bearing manufacturing, and particularly relates to a spinning and shaping device for a basic blank of a large tapered roller bearing retainer.

Background

The large tapered roller bearing is a retainer, and a semi-finished base blank of a steel plate retainer is manufactured by stamping with a die in the prior art, but for the large retainer, if the semi-finished base blank is still manufactured by stamping, a large production and processing die is needed, the large production and processing die occupies a large space, and the subsequent operation difficulty of overhauling and maintaining processing equipment is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a spinning shaping device for a base blank of a large tapered roller bearing retainer, which aims to solve the problems that the base blank of the retainer occupies a large space and is difficult to repair and maintain in the prior art.

The utility model is realized by the following technical scheme:

a spinning shaping device for a foundation blank of a large tapered roller bearing retainer comprises a foundation blank placing unit and a shaping unit arranged on one side of the foundation blank placing unit;

the base blank placing unit comprises a rotary driving base and a rotary workbench rotationally arranged on the rotary driving base;

moulding unit includes moulding supporting seat, angle adjusting device, ram seat and removal ram, angle adjusting device set up in on the moulding supporting seat, the ram seat set up in on the angle adjusting device, remove the ram slide set up in on the ram seat, the removal ram is close to the one end that basic blank placed the unit and is equipped with the spinning wheel.

The basic blank placing unit drives the basic blank to rotate, the angle of the angle adjusting device and the position of the movable ram are adjusted, the rotary pressing wheel is in contact with the basic blank, relative motion of the basic blank and the rotary pressing wheel is achieved, machining forming of the basic blank is achieved, occupation of traditional machining equipment to space is reduced, and maintenance difficulty is reduced.

In a further improvement of the present invention, the ram seat is provided with a ram driving device for driving the movable ram to perform linear motion. The length distance of the movable ram extending out of the ram seat is adjusted through the ram driving device.

The utility model further improves the structure that the spinning wheel is arranged on the movable ram through a supporting wheel frame. The rotary pressing wheel is periodically replaced by the supporting wheel frame, and meanwhile, the supporting strength of the rotary pressing wheel on the movable ram can be improved.

The utility model is further improved in that the shaping support seat is of an up-and-down telescopic adjustable structure. Through the adjustment to moulding supporting seat height to the adaptation adds man-hour and the angular adjustment of angle adjusting device to basic blank forms the cooperation.

In a further improvement of the present invention, the rotary table is provided with a forming die for supporting the base blank. And forming a support for the base blank through a forming die, and particularly forming a shaping support by processing the inner side surface of the conical retainer.

The present invention further improves the above-mentioned angle adjusting device, which includes a first angle supporting frame and a second angle supporting frame rotatably disposed on the first angle supporting frame, wherein the first angle supporting frame is provided with an angle swinging device for driving the second angle supporting frame to rotate. The angle adjustment of the second angle support frame on the first angle support frame is realized through the angle swinging device.

The utility model is further improved in that the first angle support frame is also provided with an angle locking device for fixing the rotation angle of the second angle support frame. The position of the second angle support frame after rotating a certain angle in the first angle support frame is fixed through the angle locking device.

In addition, the first angle support frame is further provided with a positioning block for limiting the rotation angle of the second angle support frame. The angle which needs to rotate in the first angle support frame is completed through the auxiliary second angle support frame of the positioning block.

According to a further improvement of the utility model, the first angle support frame is further provided with a limiting plate, and the limiting plate is arranged on one side of the positioning block. The limiting plate is used for limiting the position of the positioning block, and operation deviation of the second angle support frame on the rotation angle is avoided.

According to the technical scheme, the utility model has the beneficial effects that: the basic blank placing unit drives the basic blank to rotate, the angle of the angle adjusting device and the position of the movable ram are adjusted, the rotary pressing wheel is in contact with the basic blank, relative motion of the basic blank and the rotary pressing wheel is achieved, machining forming of the basic blank is achieved, occupation of traditional machining equipment to space is reduced, and maintenance difficulty is reduced.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a front view of a first state according to an embodiment of the present invention.

Fig. 2 is a second state structure diagram according to the embodiment of the present invention.

FIG. 3 is a side view of a first state in accordance with an embodiment of the present invention.

In the drawings: 1. basic blank placing unit, 11, rotary driving base, 12, rotary worktable, 13, forming die, 2, shaping unit, 21, shaping supporting seat, 22, angle adjusting device, 221, first angle supporting frame, 222, second angle supporting frame, 223, pin shaft, 224, positioning block, 225, limiting plate, 226, first backing plate, 227, second backing plate, 23, ram seat, 24, mobile ram, 25, spinning wheel, 26, ram driving device, 27, angle swinging device, 28, angle locking device.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all 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 scope of protection of this patent.

As shown in the attached drawings, the spinning shaping device for the foundation blank of the large tapered roller bearing retainer comprises a foundation blank placing unit 1 and a shaping unit 2 arranged on one side of the foundation blank placing unit 1. The base billet placement unit 1 includes a rotation drive base 11 and a rotation table 12 rotatably provided on the rotation drive base 11. The base billet is placed on the rotary table 12 and driven by the rotary drive base 11, and the rotation of the base billet is realized. And a forming die 13 for supporting the basic blank is arranged on the rotary worktable 12, and the forming die 13 is integrally in a conical table shape. The forming die 13 can be replaced according to the specification and the size of the basic blank to be processed. The base blank is supported by a forming die 13, in particular the inner side of the retainer which needs to be machined into a conical shape to form a shaped support.

The shaping unit 2 comprises a shaping support seat 21, an angle adjusting device 22, a ram seat 23 and a movable ram 24, wherein the shaping support seat 21 is a hydraulic oil cylinder which is adjusted up and down. The height of the shaping supporting seat 21 is adjusted to adapt to the matching of the angle adjustment of the angle adjusting device 22 when the basic blank is processed. The angle adjusting device 22 is mounted on the shaping support base 21, the angle adjusting device 22 includes a first angle support 221 and a second angle support 222 rotatably disposed on the first angle support 221, and the first angle support 221 and the second angle support 222 are u-shaped. The second angle support 222 is rotatably disposed on the first angle support 221 through a pin 223, and the first angle support 221 is provided with an angle swing device 27 and an angle locking device 28. The output shaft of the angle swing device 27 is connected to one end of the pin 223, so as to adjust the angle of the second angle support 222 on the first angle support 221. The angle-tightening device fixes the second angle-supporting bracket 222 after the angle adjustment.

The first angle supporting frame 221 is further provided with a positioning block 224 for limiting a rotation angle of the second angle supporting frame 222. The positioning block 224 is disposed on the inner bottom surface of the first angle supporting frame 221, and the top surface of the positioning block 224 is an inclined surface. The inclined surface of the positioning block 224 assists the second angle support 222 to complete the angle adjustment limitation required in the first angle support 221. A limiting plate 225 is arranged on one side of the positioning block 224 away from the base billet placing unit 1, and the limiting plate 225 is mounted on the inner bottom surface of the first angle supporting frame 221 so as to form a shielding limitation on the position of the positioning block 224. A first base plate 226 contacting with the inclined surface of the positioning block 224 is arranged on the bottom surface of the second angle supporting frame 222; a second backing plate 227 used for supporting the positioning block 224 is arranged on the inner bottom surface of the first angle supporting frame 221. The first pad 226 and the second pad 227 achieve a buffer contact to the positioning block 224, and the first pad 226 and the second pad 227 can also increase the friction force in contact with the positioning block 224.

The ram seat 23 is disposed on the angle adjusting device 22, the movable ram 24 is slidably disposed on the ram seat 23, and a ram driving device 26 for driving the movable ram 24 to perform linear motion is mounted on the ram seat 23. The adjustment of the length of the extension of the mobile ram 24 out of the ram seat 23 is achieved by means of a ram drive 26. One end of the movable ram 24 close to the base blank placing unit 1 is provided with a spinning wheel 25 through a supporting wheel frame. The regular replacement of the spinning wheel 25 is realized through the supporting wheel frame, and meanwhile, the supporting strength of the spinning wheel 25 on the movable ram 24 can also be improved; the spinning wheel 25 is in contact with the outer side surface of the base blank to realize the shaping processing of the base blank.

In use, the apparatus selects an appropriate forming die 13 from a base material to be processed, and mounts the forming die 13 on the rotary table 12. The inclination angle of the second angle support 222 and the height of the shaping support seat 21 are adaptively adjusted according to the inclination angle of the outer side surface of the forming die 13, and the length of the movable ram 24 extending out of the ram seat 23 is adjusted, so that the spinning wheel 25 is in extrusion contact with the outer side surface of the base blank. The rotary driving base 11 is rotated, and the base blank rotates along with the rotation and is extruded by the rotary pressing wheel 25 to complete the forming processing of the base blank.

According to the spinning and shaping device for the basic blank of the large-sized tapered roller bearing retainer, the basic blank is driven to rotate by the basic blank placing unit, the angle of the angle adjusting device and the position of the movable ram are adjusted, the spinning wheel is in contact with the basic blank, relative motion of the basic blank and the spinning wheel is realized, the basic blank is machined and shaped, the space occupation of traditional machining equipment is reduced, and the maintenance difficulty is reduced.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The terms "upper", "lower", "outside", "inside" and the like in the description and claims of the present invention and the above drawings are used for distinguishing relative positions if any, and are not necessarily given qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A spinning shaping device for a foundation blank of a large tapered roller bearing retainer is characterized by comprising a foundation blank placing unit (1) and a shaping unit (2) arranged on one side of the foundation blank placing unit (1);

the base blank placing unit (1) comprises a rotary driving base (11) and a rotary workbench (12) rotatably arranged on the rotary driving base (11);

moulding unit (2) is including moulding supporting seat (21), angle adjusting device (22), ram seat (23) and removal ram (24), angle adjusting device (22) set up in on moulding supporting seat (21), ram seat (23) set up in on the angle adjusting device (22), remove ram (24) slide set up in on ram seat (23), the one end that removal ram (24) are close to basic blank and place unit (1) is equipped with spinning wheel (25).

2. The spinning and shaping device for the foundation blank of the large-sized tapered roller bearing retainer according to claim 1, wherein a ram driving device (26) for driving the movable ram (24) to perform linear motion is mounted on the ram seat (23).

3. The spinning and shaping device for the foundation blank of the large-sized tapered roller bearing retainer according to claim 1, wherein the spinning wheel (25) is mounted on the moving ram (24) through a supporting wheel frame.

4. The spinning shaping device for the foundation blank of the large-sized tapered roller bearing retainer according to claim 1, wherein the shaping support seat (21) is of an up-down telescopic adjustable structure.

5. The spinning and shaping device for the foundation blank of the large-sized tapered roller bearing cage according to any one of claims 1 to 4, wherein the rotating table (12) is provided with a forming die (13) for supporting the foundation blank.

6. The spinning reshaping device for the foundation blank of the large-sized tapered roller bearing retainer according to any one of claims 1 to 4, characterized in that the angle adjusting device (22) comprises a first angle supporting frame (221) and a second angle supporting frame (222) rotatably arranged on the first angle supporting frame (221), and the first angle supporting frame (221) is provided with an angle swinging device (27) for driving the second angle supporting frame (222) to rotate.

7. The spinning reshaping device for the foundation blank of the large-sized tapered roller bearing cage according to claim 6, wherein the first angle supporting frame (221) is further provided with an angle locking device (28) for fixing the rotation angle of the second angle supporting frame (222).

8. The spinning reshaping device for the foundation blank of the large-sized tapered roller bearing cage according to claim 6, wherein the first angle support frame (221) is further provided with a positioning block (224) for limiting the rotation angle of the second angle support frame (222).

9. The spinning reshaping device for the foundation blank of the large-sized tapered roller bearing retainer according to claim 8, wherein a limiting plate (225) is further disposed on the first angle supporting frame (221), and the limiting plate (225) is disposed on one side of the positioning block (224).