Turning mechanism for machining bearing ring

Abstract

The utility model discloses a bearing ring machining turning mechanism which comprises a bottom plate, a fixing frame, a rotary air cylinder, a mounting seat, a mounting barrel, a turning assembly and a fixing assembly for fixing a bearing ring piece, the bottom end of the fixing frame is installed on the surface of the bottom plate, the rotary air cylinder is installed on the fixing frame, the mounting seat is connected with the rotary air cylinder, and the turning assembly is connected with the mounting barrel. The fixing assembly comprises a fixing seat and a positioning barrel, a second electromagnet is arranged in the side face of the fixing seat, limiting plates which are symmetrically distributed are arranged on the side face of the fixing seat, and an air injection nozzle penetrates through the outer surface of the mounting barrel. The end faces of a small number of bearing rings are turned manually, the bearing rings can be taken and placed conveniently, the purpose that the turning end faces of the bearing rings are changed by turning over the workpieces is achieved, the bearing rings can be taken and placed through starting and stopping of the second electromagnet, the bearing rings can be turned over conveniently, and turning of the different end faces of the bearing rings by a turning tool is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearing ring processing, and in particular relates to a bearing ring processing turning mechanism. Background Art

[0002] The bearing ring is an annular part of a radial rolling bearing with one or more raceways, usually composed of an inner ring and an outer ring. The inner ring is usually fixed on the shaft neck and rotates with the shaft, while the outer ring is fixed on the bearing seat or the housing of the machine. The bearing ring is not only used to fix the bearing, but also plays an important role in improving the service life of the bearing. The Chinese invention patent application number CN202410104524.9 discloses a bearing ring grinding device. The bearing ring is an important component of the rolling bearing;

[0003] The processing technology of bearing rings includes material preparation, turning, heat treatment, grinding, inspection and other links. Bearing ring turning includes end turning, inner diameter turning, outer diameter turning and groove turning. The turning process of bearing rings is roughly as follows: the bearing ring workpiece rotates, and the tool turns the surface of the rotating workpiece; during the end turning process of the bearing ring workpiece, both sides of the end faces need to be turned, and the position of the workpiece needs to be changed to flip it and turn its different end faces. However, it is cumbersome to manually turn a small number of bearing ring end faces using a turning machine, and the workpiece is complicated to install on the turning equipment, and the workpiece cannot be easily removed and flipped; when manually turning a small number of bearing ring end faces, there is a problem that the bearing ring workpiece cannot be conveniently taken in and placed to flip the workpiece to change its turning end face. For this reason, the present application proposes a bearing ring processing turning mechanism. Utility Model Content

[0004] The utility model aims to provide a bearing ring machining turning mechanism to solve the problem in the above-mentioned background technology that when manually turning a small number of bearing ring end faces, it is not possible to conveniently take and place the bearing ring workpiece and flip the workpiece to change its turning end face.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bearing ring processing turning mechanism, comprising a base plate and a fixed frame, a rotating cylinder, a mounting seat and a mounting tube, a turning assembly and a fixed assembly for fixing the bearing ring member, the bottom end of the fixed frame is installed on the surface of the base plate, the rotating cylinder is installed on the fixed frame, the mounting seat is connected to the rotating cylinder, the mounting tube is installed on the side of the mounting seat away from the rotating cylinder, the fixed assembly comprises a fixed seat and a positioning tube, a second electromagnet is provided inside the side of the fixed seat, a symmetrically distributed limit plate is provided on the side of the fixed seat, an air injection nozzle is penetrated on the outer surface of the mounting tube, an expansion air bag is provided on the inner side wall of the mounting tube, and a first electromagnet is provided on the inner wall of the mounting tube facing the positioning tube, the turning assembly comprises a lifting cylinder, a tool seat and a turning tool, the lifting cylinder is installed on the fixed frame, the lifting cylinder penetrates the bottom end of the fixed frame and is connected to the tool seat, and the top of the turning tool is connected to the tool seat.

[0006] Preferably, the centers of the rotating cylinder, mounting seat, mounting tube, fixing seat and positioning tube are on the same axis, a mounting circular groove is provided on the side of the mounting tube, the positioning tube and the mounting circular groove are clearance-matched, and the first electromagnet is opposite to the positioning tube.

[0007] Preferably, the outer surface of the positioning tube is provided with a groove, the expansion airbag is gap-matched with the groove, the air injection nozzle is connected to the inside of the expansion airbag, the inner wall of the mounting tube is provided with an annular groove, and the expansion airbag is located in the annular groove.

[0008] Preferably, the limiting plate is in a curved shape, and the inner diameter of the limiting plate is the same as the outer diameter of the mounting tube.

[0009] Preferably, a connecting block is provided on the outer surface of the end of the limiting plate, symmetrically distributed limiting rods are provided on the side of the mounting seat, and a circular hole for the limiting rod to pass through is provided on the connecting block.

[0010] Preferably, a limiting ring is provided on the side of the fixed seat, the inner diameter of the limiting ring is the same as the outer diameter of the bearing ring member, and the second electromagnet is opposite to the bearing ring member.

[0011] Preferably, the turning end surface of the bearing ring member is plane B, the vertical turning surface of the turning tool is plane C, and plane B is parallel to plane C.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] In the utility model, a small amount of bearing ring end faces are manually turned, and the bearing ring parts can be conveniently taken in and out, so as to achieve the purpose of flipping the workpiece to change its turned end face. The bearing ring parts can be taken in and out by opening and closing the second electromagnet, which is convenient for flipping the bearing ring parts and is conducive to the turning tool to turn different end faces of the bearing ring parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a side structural schematic diagram of the mounting seat of the utility model;

[0016] Figure 3 For the utility model Figure 1 A schematic diagram of the enlarged structure of the middle part A;

[0017] Figure 4 It is a side view structural schematic diagram of the firm seat of the utility model;

[0018] In the figure: 1, base plate; 2, fixing frame; 4, rotating cylinder; 5, mounting seat; 6, mounting tube; 7, fixing seat; 8, positioning tube; 9, bearing ring member; 31, lifting cylinder; 32, tool seat; 33, turning tool; 51, limiting rod; 61, air injection nozzle; 62, expansion airbag; 63, first electromagnet; 71, limiting ring; 72, limiting plate; 73, second electromagnet; 81, groove; 721, connecting block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example

[0021] See also Figures 1 to 4The utility model provides a technical solution: a bearing ring machining turning mechanism, comprising a base plate 1 and a fixed frame 2, a rotating cylinder 4, a mounting seat 5 and a mounting tube 6, a turning assembly and a solid assembly for stabilizing a bearing ring member 9, wherein the bottom end of the fixed frame 2 is mounted on the surface of the base plate 1, the rotating cylinder 4 is mounted on the fixed frame 2, the fixed frame 2 of a right-angle structure is combined and connected with the base plate 1, the rotating cylinder 4, and the lifting cylinder 31 by a conventional method, the mounting seat 5 is connected with the rotating cylinder 4, and the mounting tube 6 is mounted on the side of the mounting seat 5 away from the rotating cylinder 4 On the surface, the mounting seat 5 is combined with the rotating cylinder 4 and the mounting tube 6 by a conventional method. The rotating cylinder 4 is started to rotate the mounting seat 5 and the mounting tube 6, so as to achieve the effect of rotating the fixed seat 7 and the bearing ring member 9; the fixed assembly includes a fixed seat 7 and a positioning tube 8, the fixed seat 7 and the positioning tube 8, the inside of the side of the fixed seat 7 is provided with a second electromagnet 73, and the side of the fixed seat 7 is provided with a symmetrically distributed limiting plate 72, which is connected by a conventional method, the center position of the bearing ring member 9 and the fixed seat 7 coincides, and the second electromagnet 73 embedded in the fixed seat 7 is embedded. The bearing ring part 9 is started and firmly adsorbed. When the second electromagnet 73 is started and the power is cut off, the bearing ring part 9 can be easily removed, which is convenient for turning the bearing ring part 9 and facilitating the turning of different end faces of the bearing ring part 9. An air injection nozzle 61 is penetrated on the outer surface of the installation cylinder 6, and an expansion air bag 62 is provided on the inner side wall of the installation cylinder 6. A first electromagnet 63 is provided on the inner wall of the installation cylinder 6 facing the positioning cylinder 8. The positioning cylinder 8 is embedded in the installation cylinder 6. The first electromagnet 63 is started and firmly adsorbed to the positioning cylinder 8. The external open inflation device is started to push the air injection nozzle 61 to the inner wall of the installation cylinder 6. 1 is inflated to expand the inflation airbag 62. The inflated inflation airbag 62 binds and firmly positions the cylinder 8. The inflation airbag 62 also has the effect of buffering small vibrations. The turning assembly includes a lifting cylinder 31, a tool seat 32 and a turning tool 33. The lifting cylinder 31 is installed on the fixed frame 2. The lifting cylinder 31 passes through the bottom end of the fixed frame 2 and is connected to the tool seat 32. The top of the turning tool 33 is connected to the tool seat 32. When the lifting cylinder 31 runs, the tool seat 32 and the turning tool 33 move vertically downward along the a direction, and the turning tool 33 turns the surface of the bearing ring 9.

[0022] In this embodiment, the centers of the rotating cylinder 4, the mounting seat 5, the mounting cylinder 6, the fixing seat 7 and the positioning cylinder 8 are on the same axis. The side of the mounting cylinder 6 is provided with a mounting circular groove, and the positioning cylinder 8 is clearance-matched with the mounting circular groove. The first electromagnet 63 is opposite to the positioning cylinder 8, and the positioning cylinder 8 moves along the direction b. The positioning cylinder 8 is embedded in the interior of the mounting cylinder 6. The first electromagnet 63 is started, and the first electromagnet 63 magnetically attracts and fixes the positioning cylinder 8, which is convenient for replacing fixing seats 7 of different sizes and for turning bearing ring parts 9 of different cylinder sizes.

[0023] In this embodiment, a groove 81 is provided on the outer surface of the positioning tube 8, and the expansion airbag 62 is loosely matched with the groove 81. The air injection nozzle 61 and the expansion airbag 62 are internally connected. An annular groove is provided on the inner wall of the mounting tube 6, and the expansion airbag 62 is located in the annular groove. The external public inflation device is started, and air is inflated at the air injection nozzle 61 to expand the expansion airbag 62. The inflated expansion airbag 62 firmly binds the positioning tube 8, and the expansion airbag 62 also has the effect of buffering small vibrations.

[0024] In this embodiment, the limiting plate 72 is curved, and the inner diameter of the limiting plate 72 is the same as the outer diameter of the mounting tube 6. The limiting plate 72 is consistent with the outer surface of the mounting tube 6 to achieve a limiting effect and prevent the mounting tube 6 from being skewed. The outer surface of the end of the limiting plate 72 is provided with a connecting block 721, and the side of the mounting seat 5 is provided with symmetrically distributed limiting rods 51. The connecting block 721 is provided with a circular hole for the limiting rod 51 to pass through. The limiting rod 51 passes through the connecting block 721, and the connecting block 721 is limited by the limiting rod 51, so that the mounting tube 6 can be installed accurately and stably.

[0025] In this embodiment, a limiting ring 71 is provided on the side of the fixed seat 7, and the inner diameter of the limiting ring 71 is the same as the outer diameter of the bearing ring part 9. The second electromagnet 73 is opposite to the bearing ring part 9, and the center position of the bearing ring part 9 coincides with the center position of the fixed seat 7. The second electromagnet 73 embedded in the fixed seat 7 is started and firmly adsorbs the bearing ring part 9. When the second electromagnet 73 is started and the power is cut off, the bearing ring part 9 can be easily removed, which is convenient for flipping the bearing ring part 9 and is conducive to turning different end faces of the bearing ring part 9. A detachable power supply is provided on the fixed seat 7, and the detachable power supply provides electrical energy for starting the second electromagnet 73, and the power supply is disassembled for charging.

[0026] In this embodiment, the turning end face of the bearing ring part 9 is plane B, and the vertical turning face of the turning tool 33 is plane C. Plane B is parallel to plane C. When the positioning cylinder 8 is embedded in the interior of the mounting cylinder 6 and plane B overlaps with plane C, the turning tool 33 turns the end face of the bearing ring part 9.

[0027] The working principle and use process of this utility model:

[0028] When a small amount of bearing ring end faces are manually turned, the bearing ring member 9 is aligned with the center position of the fixed seat 7, the limiting ring 71 limits the bearing ring member 9, and the second electromagnet 73 embedded in the fixed seat 7 is started and adsorbs the bearing ring member 9;

[0029] Move the positioning cylinder 8 along the direction b and insert it into the interior of the installation cylinder 6. The first electromagnet 63 is activated and firmly absorbs the positioning cylinder 8. At this time, the plane B overlaps with the plane C.

[0030] The external open inflation device is started, and the air is inflated to the air injection nozzle 61, so that the inflation airbag 62 is inflated, and the inflated inflation airbag 62 is bound and firmly positioned the cylinder 8, and further tightens the positioning cylinder 8, and the inflation airbag 62 also has the effect of buffering small vibrations;

[0031] The rotating cylinder 4 is started to rotate the mounting seat 5 and the mounting cylinder 6, thereby achieving the effect of rotating the fixing seat 7 and the bearing ring member 9;

[0032] The lifting cylinder 31 operates, the tool holder 32 and the turning tool 33 move vertically downward along the direction a, and the turning tool 33 turns the end surface of the bearing ring member 9;

[0033] To sum up: manual turning of a small number of bearing ring end faces can facilitate the removal and placement of the bearing ring parts 9, so as to achieve the purpose of flipping the workpiece to change its turned end face. By opening and closing the second electromagnet 73, the bearing ring parts 9 can be removed and placed, which is convenient for flipping the bearing ring parts 9, and is conducive to the turning tool 33 to turn different end faces of the bearing ring parts 9.

[0034] Although the embodiments of the present invention have been shown and described (see the above detailed description for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bearing ring machining turning mechanism, comprising a base plate (1) and a fixing frame (2), a rotary cylinder (4), a mounting seat (5) and a mounting tube (6), a turning assembly and a solid assembly for stabilizing a bearing ring member (9), characterized in that: The bottom end of the fixing frame (2) is mounted on the surface of the bottom plate (1), the rotating cylinder (4) is mounted on the fixing frame (2), the mounting seat (5) is connected to the rotating cylinder (4), the mounting tube (6) is mounted on the side of the mounting seat (5) away from the rotating cylinder (4), the fixing assembly comprises a fixing seat (7) and a positioning tube (8), a second electromagnet (73) is arranged inside the side of the fixing seat (7), symmetrically distributed limiting plates (72) are arranged on the side of the fixing seat (7), and the outer surface of the mounting tube (6) is provided with a fixing plate (73). An air injection nozzle (61) is passed through the surface, an expansion air bag (62) is provided on the inner wall of the mounting cylinder (6), and a first electromagnet (63) is provided on the inner wall of the mounting cylinder (6) facing the positioning cylinder (8). The turning assembly comprises a lifting cylinder (31), a tool seat (32) and a turning tool (33), the lifting cylinder (31) is installed on the fixing frame (2), the lifting cylinder (31) passes through the bottom end of the fixing frame (2) and is connected to the tool seat (32), and the top end of the turning tool (33) is connected to the tool seat (32).

2. A bearing ring machining turning mechanism according to claim 1, characterized in that: The centers of the rotating cylinder (4), the mounting seat (5), the mounting cylinder (6), the fixing seat (7) and the positioning cylinder (8) are located on the same axis. A mounting circular groove is provided on the side of the mounting cylinder (6). The positioning cylinder (8) and the mounting circular groove are clearance-matched. The first electromagnet (63) is opposed to the positioning cylinder (8).

3. A bearing ring machining turning mechanism according to claim 1, characterized in that: The outer surface of the positioning cylinder (8) is provided with a groove (81), the expansion airbag (62) is clearance-matched with the groove (81), the air injection nozzle (61) and the expansion airbag (62) are internally communicated, the inner side wall of the mounting cylinder (6) is provided with an annular groove, and the expansion airbag (62) is located in the annular groove.

4. A bearing ring machining turning mechanism according to claim 1, characterized in that: The limiting plate (72) is in a curved shape, and the inner diameter of the limiting plate (72) is the same as the outer diameter of the mounting cylinder (6).

5. A bearing ring machining turning mechanism according to claim 1, characterized in that: The outer surface of the end of the limiting plate (72) is provided with a connecting block (721), the side surface of the mounting seat (5) is provided with symmetrically distributed limiting rods (51), and the connecting block (721) is provided with a circular hole for the limiting rod (51) to pass through.

6. A bearing ring machining turning mechanism according to claim 1, characterized in that: A limiting ring (71) is provided on the side of the firm seat (7), the inner diameter of the limiting ring (71) is the same as the outer diameter of the bearing ring member (9), and the second electromagnet (73) is opposite to the bearing ring member (9).

7. A bearing ring machining turning mechanism according to claim 1, characterized in that: The turning end surface of the bearing ring member (9) is plane B, the vertical turning surface of the turning tool (33) is plane C, and plane B is parallel to plane C.

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