Bearing outer ring forging device

Abstract

The utility model belongs to the technical field of bearing manufacturing, and discloses a bearing outer ring forging device which comprises a main machine assembly used for supporting and pressing a bearing outer ring to be formed, and further comprises a die assembly installed on the main machine assembly and used for stretching, retracting, combining and supporting the bearing outer ring to be formed, and a stripping assembly used for stretching, retracting and limiting stripping of the bearing outer ring. The stripping assembly is arranged above the mold assembly; and the mold assembly comprises two second air cylinders which are symmetrically arranged, a forming mold is installed at the telescopic ends of the second air cylinders, the forming mold is of a two-half type, and a forming cavity is formed in the middle of the forming mold. According to the forging device for the outer ring of the bearing, the stripping difficulty caused by thermal expansion and cold contraction is avoided through the arrangement of telescopic limiting of stripping of the outer ring of the bearing; through the two-half split and combined arrangement, demolding of the bearing outer ring is further facilitated; and through the arrangement of automatic falling, the convenience of collecting the bearing outer rings is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearing manufacturing, and particularly relates to a forging device for a bearing outer ring. Background Technique

[0002] A bearing is a part widely used in the fields of machinery and equipment. It consists of an inner ring, an outer ring, rollers, a cage, etc., and is widely used in various fields such as machine tools, electric power, metallurgy, mines, petroleum, chemical industry, and food industry. The bearing outer ring is generally forged from a whole piece of annular metal.

[0003] The Chinese patent with the comparative announcement number CN110935839B discloses an automatic forging device for a bearing inner ring sleeve, including an installation frame, a blank conveyor belt, a feeding cylinder, a feeding push plate, a forging table, a forging moving component, a forging component, a blanking component, a bearing frame, a finished product conveyor belt, a water spraying and cooling component, an inclined plate, and a finished product loading box. The installation frame is arranged on the ground, the blank conveyor belt is arranged inside the installation frame, the forging table is arranged beside the installation frame, the feeding cylinder is horizontally arranged on the outer side wall of the installation frame, the feeding push plate is fixedly connected to the output end of the feeding cylinder, feeding grooves are provided on the side walls of the installation frame close to the feeding cylinder and the forging table, the forging moving component, the forging component, and the blanking component are all arranged on the forging table, the bearing frame is arranged beside the forging table, the finished product conveyor belt is arranged inside the bearing frame, the water spraying and cooling component is installed on the bearing frame, the inclined plate is arranged at one end of the bearing frame far from the forging table, and the finished product loading box is arranged below the inclined plate.

[0004] However, the above patent lacks the limit for the blanking of the bearing outer ring, and it is easy to cause difficulties in blanking due to thermal expansion and contraction. Therefore, a new device needs to be designed. Content of the Utility Model

[0005] The purpose of the utility model is to provide a forging device for a bearing outer ring to solve the problems put forward in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A forging device for the outer ring of a bearing, comprising a main machine assembly for supporting and pressing down the forming of the outer ring of the bearing, further comprising a die assembly mounted on the main machine assembly for telescopically combining and supporting the forming of the outer ring of the bearing and a blanking assembly for telescopically limiting the blanking of the outer ring of the bearing, the blanking assembly being arranged above the die assembly; the die assembly comprises two symmetrically arranged second cylinders, a forming die is mounted on the telescopic end of the second cylinders, the forming die is of a split type, and a forming cavity is arranged in the middle of the forming die; the blanking assembly comprises two symmetrically arranged third cylinders, a blanking frame is mounted on the telescopic end of the third cylinders, the blanking frame is of a split type, and an avoidance groove is arranged in the middle of the blanking frame.

[0008] Further: The main machine assembly comprises a workbench, a blanking hole is arranged in the middle of the workbench, two symmetrically arranged support frames are arranged on the workbench, a fixing frame is arranged behind the blanking hole, a first cylinder is mounted on the top of the fixing frame, and a forging head is mounted on the telescopic end of the first cylinder.

[0009] Further: The diameter of the blanking hole is larger than the diameter of the forming cavity, and the fixing frame and the support frame are respectively welded to the workbench.

[0010] Further: The second cylinder and the third cylinder are respectively bolted to the support frame.

[0011] Further: The blanking frame is made of 45 steel material and is in an L shape.

[0012] Further: The avoidance groove is circular.

[0013] Compared with the prior art, the beneficial effects are as follows:

[0014] 1. Through the setting of telescopic limit for the blanking of the outer ring of the bearing, the difficulty of blanking caused by thermal expansion and contraction is avoided;

[0015] 2. Through the setting of split type for separation and combination, the demoulding of the outer ring of the bearing is further facilitated;

[0016] 3. Through the setting of automatic dropping, the convenience of collecting the outer ring of the bearing is increased. Description of the Drawings

[0017] Figure 1 is a schematic structural diagram of a forging device for the outer ring of a bearing according to the present utility model;

[0018] Figure 2 is a schematic diagram of the main machine assembly of a forging device for the outer ring of a bearing according to the present utility model;

[0019] Figure 3 is a schematic diagram of the die assembly of a forging device for the outer ring of a bearing according to the present utility model;

[0020] Figure 4 It is a schematic diagram of the stripping component of a bearing outer ring forging device described in the present utility model.

[0021] In the attached drawing reference numerals: 101, workbench; 102, stripping hole; 103, fixing frame; 104, first cylinder; 105, forging head; 106, support frame; 201, second cylinder; 202, forming die; 203, forming cavity; 301, third cylinder; 302, stripping frame; 303, avoidance groove. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the protection scope of the present utility model.

[0023] Please refer to Figures 1-4 , a bearing outer ring forging device, including a main machine component for supporting and pressing down the forming of the bearing outer ring, and further including a die component installed on the main machine component for telescoping and combining to support the forming of the bearing outer ring and a stripping component for telescoping and limiting the stripping of the bearing outer ring. The stripping component is arranged above the die component.

[0024] In this embodiment: The main machine component includes a workbench 101, a stripping hole 102 is arranged in the middle of the workbench 101, the diameter of the stripping hole 102 is larger than the diameter of the forming cavity 203, two support frames 106 are symmetrically arranged on the workbench 101, a fixing frame 103 is arranged behind the stripping hole 102, the fixing frame 103 and the support frame 106 are respectively welded to the workbench 101, a first cylinder 104 is installed at the top of the fixing frame 103, a forging head 105 is installed at the telescopic end of the first cylinder 104, the fixing frame 103 first supports the first cylinder 104 to extend and push the forging head 105 to press down the bearing outer ring in the forming cavity 203 for forming, and the formed bearing outer ring passes through the workbench 101 through the stripping hole 102, which is convenient for collection;

[0025] In this embodiment: The die component includes two second cylinders 201 arranged symmetrically, the second cylinders 201 are bolted to the support frames 106, a forming die 202 is installed at the telescopic end of the second cylinders 201, the forming die 202 is in two halves, a forming cavity 203 is arranged in the middle of the forming die 202, and the second cylinders 201 telescopically push the forming die 202 to combine or separate, and the bearing outer ring is forged and formed by supporting through the forming cavity 203;

[0026] In this embodiment: The stripping assembly includes two symmetrically arranged third cylinders 301. The third cylinders 301 are bolted to the support frame 106. A stripping frame 302 is installed at the telescopic end of the third cylinder 301. The stripping frame 302 is made of 45 steel and is L-shaped. The stripping frame 302 is in two halves. An avoidance groove 303 is provided in the middle of the stripping frame 302. The avoidance groove 303 is circular. The telescopic movement of the third cylinder 301 pushes the stripping frame 302 to merge or separate. When the forging head 105 passes through the avoidance groove 303, it blocks the falling of the formed bearing outer ring and separates from the forging head 105.

[0027] Working principle: The fixed frame 103 first supports the first cylinder 104 to extend and push the forging head 105 to press down to form the bearing outer ring in the forming cavity 203. Then the support frame 106 supports the third cylinder 301 to extend and push the stripping frame 302 to merge. Then the support frame 106 supports the second cylinder 201 to retract and drive the forming die 202 to separate. The first cylinder 104 retracts and drives the forging head 105 to rise through the avoidance groove 303. The bearing outer ring is blocked by the stripping frame 302 and separates from the forging head 105 and falls, passing through the stripping hole 102 and the workbench 101, which is convenient for collection.

[0028] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A forging device for a bearing outer ring, comprising a main machine assembly for supporting and pressing down the forming of the bearing outer ring, characterized in that: It further includes a die assembly installed on the host component for stretching and combining the forming of the bearing outer ring and a stripping assembly for stripping the bearing outer ring of the stretching limit, and the stripping assembly is arranged above the die assembly; The die assembly includes two symmetrically arranged second cylinders (201), a forming die (202) is installed at the telescopic end of the second cylinder (201), the forming die (202) is in two halves, and a forming cavity (203) is arranged in the middle of the forming die (202); The stripping assembly includes two symmetrically arranged third cylinders (301), a stripping frame (302) is installed at the telescopic end of the third cylinder (301), the stripping frame (302) is in two halves, and an avoidance groove (303) is arranged in the middle of the stripping frame (302).

2. The forging device for the bearing outer ring according to claim 1, wherein: The host component includes a workbench (101), a stripping hole (102) is arranged in the middle of the workbench (101), two support frames (106) are symmetrically arranged on the workbench (101), a fixed frame (103) is arranged behind the stripping hole (102), a first cylinder (104) is installed at the top of the fixed frame (103), and a forging head (105) is installed at the telescopic end of the first cylinder (104).

3. The forging device for the outer ring of a bearing according to claim 2, characterized in that: The diameter of the stripping hole (102) is larger than the diameter of the forming cavity (203), and the fixed frame (103) and the support frame (106) are respectively welded to the workbench (101).

4. A bearing outer ring forging device according to claim 2, characterized in that: The second cylinder (201) and the third cylinder (301) are respectively bolted to the support frame (106).

5. A forging device for a bearing outer ring according to claim 1, characterized in that: The stripping frame (302) is made of 45 steel and is L-shaped in shape.

6. The forging device for the outer ring of a bearing according to claim 1, characterized in that: The avoidance groove (303) is circular.

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