CN110842257A - Bearing channel oilhole processing frock - Google Patents

Abstract

The invention belongs to the technical field of bearing assembly, and relates to a bearing clamping tool, in particular to a bearing channel oil hole processing tool, comprising outriggers, steel plates and roller tooling; A steel plate is connected to the steel plate, the steel plate is provided with a connecting slot hole, the roller tooling is slidably connected to the steel plate through the connecting slot hole, and the roller tooling and the steel plate are set in one-to-one correspondence; the bearing rings to be processed are placed on several roller toolings, and each Each of the roller sleeves is provided with a limiting auxiliary wheel, which contacts the inner diameter or outer diameter of the bearing ring to be processed; the roller tooling moves along the radial direction of the bearing ring to be processed on the steel plate. The present invention is flexible in replacement, only needing to adjust the roller tooling to install ferrules of different diameters, saving time for changing live, only one tooling is used to meet the processing of different sizes, reducing the occupation of the workplace and saving the cost of purchasing tooling.

Description

Bearing groove oil hole machining tool

technical field

The invention belongs to the technical field of bearing assembly, and relates to a clamping tool for a bearing, in particular to a tool for machining oil holes of a bearing channel.

Background technique

In the process of drilling and tapping the oil injection hole of the wind power bearing ring, the oil injection hole needs to be radially machined on the outer diameter or the inner diameter. Drilling and tapping require a drilling machine to process multiple holes, ranging from 20 holes to as many as 50 holes, with a processing diameter ranging from 2 meters to 5 meters. In the past, it was divided into multiple toolings of different diameters for alternate replacement, which was particularly time-consuming and labor-intensive; and a large area of the platform was required to store the ready-to-use platform tooling. It is even more difficult to drill holes in the inner diameter direction of the ferrule. Only a magnetic table drill can be used, which is not conducive to machining oil holes in the inner diameter direction, and its processing stability affects the processing quality of the product.

SUMMARY OF THE INVENTION

According to the above-mentioned defects of the prior art, the purpose of the present invention is to provide a universal bearing channel oil hole machining tool that can be used according to the machining characteristics of wind power bearing rings and the machining range of multiple types of bearings.

In order to achieve the above-mentioned purpose, the technical scheme adopted in the present invention is as follows: a bearing channel oil hole processing tooling includes outriggers, steel plates and roller toolings; The steel plate is provided with a connecting slot hole, and the roller tooling is slidably connected to the steel plate through the connecting slot hole, and the roller tooling and the steel plate are arranged in one-to-one correspondence; the bearing rings to be processed are placed on several roller toolings, and each set of roller tooling is provided with There is a limit auxiliary wheel, which is in contact with the inner diameter or outer diameter of the bearing ring to be processed; the roller tool is mounted on the steel plate and moves along the radial direction of the bearing ring to be processed.

Further, the roller tooling includes a connecting plate, a positioning table and a rotating bearing; the connecting plate is connected with the steel plate, the positioning table is fixed on the connecting plate, a V-shaped groove is arranged on the positioning table, and the rotating bearing is connected to the positioning table through a shaft rod. In the V-shaped groove, the side of the positioning table is connected to the limit auxiliary wheel, the bearing ring to be processed is placed on the positioning table, the outer diameter of the rotating bearing is in contact with the end face of the bearing ring to be processed, and the limit auxiliary wheel is connected to the bearing to be processed. The inner or outer diameter of the ferrule contacts.

Based on the above technical solutions, the rotary bearing is a device that supports the workpiece and realizes the rotation of the workpiece in the circumferential direction.

Further, both ends of the shaft rod are fastened on the positioning table by fixing nuts, and a washer is arranged between the fixing nut and the positioning table.

Further, the outer diameter of the shaft rod is connected with a limit nut, the limit nut is fastened on the end face of the inner ring of the rotating bearing, and a gasket is arranged between the limit nut and the end face of the inner ring of the rotating bearing.

Further, the steel plate is a rectangular steel plate, and the center line parallel to the long side of the rectangular steel plate is radially arranged along the bearing ring to be processed.

Further, two mutually parallel elongated connecting slot holes are provided on both sides of the upper surface of the rectangular steel plate, and the two connecting slot holes are parallel to the long sides of the rectangular steel plate.

Further, two ends of the connecting plate of the roller tooling are provided with bolt holes, and the connecting plate is connected with the connecting slot holes on both sides of the rectangular steel plate through the bolt holes at both ends.

Further, a support bearing ring is arranged between the outrigger and the steel plate, the support bearing ring is placed on a number of outriggers enclosing a ring, and the corresponding steel plate and the outrigger are connected by bolts to support the bearing ring clamp. It is held between the steel plate and the outrigger, and the supporting bearing ring, the steel plate and the outrigger are fastened as a whole.

Based on the above technical solutions, the function of the support bearing ring is to fix the correct position of the three sets of legs and the steel plate.

Further, the number of the legs is three, and the interval between every two legs is 120°.

Further, the upper surface of the legs is provided with a T-shaped groove, the steel plate is provided with a reverse T-shaped groove, the legs and the steel plate are slidably connected by sliding connectors and fastened by bolts, and the height of the sliding connectors is the same as the thickness of the support bearing ring. Likewise, the steel plates are supported by supporting bearing rings.

The beneficial effects of the invention are that the replacement is flexible, and the ferrules of different diameters can be installed only by adjusting the tooling of the rollers. Save time for live swap, each live swap only takes 20 minutes. Only one tooling is used to meet the processing of different sizes, which changes the need to store the tooling in other places in the past, reduces the occupation of the workplace and saves the cost of purchasing the tooling.

Description of drawings

Figure 1 is a front view of the tooling structure;

Figure 2 is a top view of the tooling structure;

Figure 3 is a front view of the roller tooling;

Figure 4 is a top view of the roller tooling;

Figure 5 is a front view of the base;

Figure 6 is a top view of the base;

Figure 7 is a side view of the base;

Figure 8 is a front view of a steel plate;

Figure 9 is a plan view of a steel plate;

Figure 10 is a side view of the steel plate;

In the picture: 1. Outrigger, 1.1, T-slot,

2. Steel plate, 2.1, Reverse T-slot, 2.2, Long connecting slot,

3. Roller tooling, 3.1, connecting plate, 3.2, positioning table, 3.3 shaft rod, 3.4 fixing nut, 3.5, gasket, 3.6, rotating bearing, 3.7, limit nut, 3.8, bolt hole, 3.9, limit auxiliary wheel ,

4. Bearing rings to be processed, 5. Support bearing rings.

Detailed ways

In order to make the structure and function of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to Figures 1-10, the bearing channel oil hole processing tooling includes outriggers 1, steel plates 2 and roller tooling 3; the outriggers 1 are arranged in three rings along the ring, distributed at 120° intervals, and each outrigger 1 is connected to A steel plate 2, the steel plate 2 is provided with a connecting slot 2.2, the roller tooling 3 is slidably connected to the steel plate 2 through the connecting slot 2.2, and the roller tooling 3 and the steel plate 2 are set in one-to-one correspondence; the bearing ring 4 to be processed is placed in several On the roller tooling 3, each set of roller tooling 3 is provided with a limit auxiliary wheel 3.9, and the limit auxiliary wheel 3.9 is in contact with the inner diameter or outer diameter of the bearing ring 4 to be processed; the roller tooling 3 is on the steel plate 2 Move in the radial direction of the bearing ring 4 to be machined.

Further, the roller tooling 3 includes a connecting plate 3.1, a positioning table 3.2 and a rotating bearing 3.6; the connecting plate 3.1 is connected with the steel plate 2, the positioning table 3.2 is fixed on the connecting plate 3.1, and a V-shaped groove is arranged on the positioning table, and the rotation The bearing is connected in the V-shaped groove of the positioning table through the shaft 3.3, the side of the positioning table is connected with the limit auxiliary wheel 3.9, the bearing ring 4 to be processed is placed on the positioning table, and the outer diameter of the rotating bearing 3.6 is the same as the bearing ring to be processed. The end face of 4 is in contact, and the limiting auxiliary wheel 3.9 is in contact with the inner diameter or outer diameter of the bearing ring 4 to be processed.

Based on the above technical solutions, the rotary bearing 3.6 is a device that supports the workpiece and realizes the rotation of the workpiece in the circumferential direction.

Further, both ends of the shaft rod 3.3 are fastened on the positioning table by fixing nuts 3.4, and a gasket 3.5 is arranged between the fixing nuts 3.4 and the positioning table 3.2.

Further, the outer diameter of the shaft rod 3.3 is connected to a limit nut 3.7, the limit nut 3.7 is fastened on the end face of the inner ring of the rotating bearing, and a gasket 3.5 is arranged between the limit nut 3.7 and the end face of the inner ring of the rotating bearing 3.6.

Based on the above technical solution, the connecting plate 3.1 is connected to the steel plate 2, so that the limiting auxiliary wheel 3.9 is closely attached to the inner diameter or outer diameter surface of the bearing ring 4 to be processed to limit it,

Further, the steel plate is a rectangular steel plate, and the center line of the rectangular steel plate 2 parallel to the long side is radially arranged along the bearing ring 4 to be processed.

Further, the rectangular steel plate 2 is provided with a reverse T-shaped groove 2.1, and the reversed T-shaped groove 2.1 forms two parallel elongated connecting slot holes 2.2 on both sides of the upper surface of the steel plate 2, and the two connecting slot holes are 2.2 Parallel to the long side of the rectangular steel plate. The elongated connecting slot 2.2 is convenient to adjust the connection position of the roller tooling 3 on the steel plate 2, and at the same time ensures that the roller tooling 3 can move in the radial direction of the bearing.

Further, both ends of the connecting plate 3.1 of the roller tooling are provided with bolt holes 3.8, and the connecting plate 3.1 is connected to the connecting slot holes 2.2 on both sides of the rectangular steel plate through the bolt holes 3.8 at both ends.

Further, a support bearing ring 5 is arranged between the outrigger 1 and the steel plate 2, the support bearing ring 5 is placed on a plurality of outriggers 1 enclosing a ring, and the corresponding steel plate 2 and the outrigger 1 pass through bolts. For connection, the support bearing ring 5 is clamped between the steel plate 2 and the outrigger 1, and the support bearing ring 5, the steel plate 2 and the outrigger 1 are fastened as a whole. The function of the support bearing ring 5 is to fix the correct position of the three sets of legs 1 and the steel plate 2 .

Further, a T-slot 1.1 is arranged on the upper surface of the outrigger 1, and a reverse T-slot 2.1 is arranged on the steel plate 2. The outrigger 1 and the steel plate 2 are slidably connected by sliding connectors and fastened by bolts. The thickness of the support bearing ring 5 is the same, and the steel plate 2 is supported by the support bearing ring 5 .

Based on the above technical solutions, the reverse T-shaped groove 2.1 on the steel plate 2 is connected to the base at the bottom and the roller tooling is connected above.

The working principle of this tooling: Distribute the outriggers 1 with adjustable T-slots in three equal parts, and place a ring-shaped waste bearing ring on the outrigger 1 as a supporting bearing ring 5, or you can Use bearing ring stock. Place three rectangular steel plates 2 with reversed T-slots 2.1 on the upper end face of the support bearing ring 5 against the position of the outriggers 1, and use bolts to connect and fix each steel plate 2 with the corresponding outriggers 1, so that the outriggers 1 , The supporting bearing ring 5 and the steel plate 2 are firmly fixed. Then place the three sets of roller tooling 3 on the steel plate 2 respectively, and use bolts to fix it with the elongated connecting slot 2.2 formed by the T-shaped groove of the steel plate. It depends on the diameter and size. The next time you change the job, you only need to move the roller tooling 3 positions to adjust and process the bearing radial oil holes of various sizes. The side of the roller tooling 3 is provided with a bearing limit secondary wheel 3.9 that limits the outer diameter or inner diameter surface to ensure the correct position of each drilling and tapping of the bearing workpiece during the rotary machining process. This tooling is matched with the Z3732 universal drill, which is very convenient to realize a tooling, multi-size range bearing oil hole processing. When machining the inner diameter oil hole, just hang the universal drill in the tooling; for the outer diameter oil hole processing, just hang the universal drill on the outside of the tooling. Flexible use of verification tooling, comprehensive coverage of all bearing radial oil hole machining. After the improvement, the inner diameter oil hole processing, the outer diameter oil hole processing and the bearing oil hole processing of different size ranges can be completed with one tool.

The above list is only the preferred embodiment of the present invention. Obviously, the present invention is not limited to the above embodiments, and many modifications are possible. All deformations that those of ordinary skill in the art can directly derive or associate from the disclosure of the present invention shall be considered as the protection scope of the present invention.

Claims (10)

1. Bearing channel oilhole processing frock, its characterized in that: the device comprises supporting legs, steel plates and roller tools; the supporting legs are annularly arranged, each supporting leg is connected with a steel plate, the steel plates are provided with connecting slotted holes, the roller tool is in sliding connection with the steel plates through the connecting slotted holes, and the roller tool and the steel plates are arranged in a one-to-one correspondence mode; the bearing ring to be machined is placed on a plurality of roller tools, each set of roller tool is provided with a limiting auxiliary wheel, and the limiting auxiliary wheels are in contact with the inner diameter or the outer diameter of the bearing ring to be machined; and the roller tool moves on the steel plate along the radial direction of the bearing ring to be processed.

2. The bearing channel oil hole processing tool according to claim 1, characterized in that: the roller tool comprises a connecting plate, a positioning table and a rotating bearing; the bearing ring to be processed is placed on the positioning table, the outer diameter of the rotating bearing is in contact with the end face of the bearing ring to be processed, and the limiting auxiliary wheel is in contact with the inner diameter or the outer diameter of the bearing ring to be processed.

3. The bearing channel oil hole machining tool according to claim 2, characterized in that: two ends of the shaft lever are fastened on the positioning table through fixing nuts, and gaskets are arranged between the fixing nuts and the positioning table.

4. The bearing channel oil hole machining tool according to claim 2, characterized in that: the outer diameter of the shaft lever is connected with a limiting nut, the limiting nut is fastened on the end face of the inner ring of the rotating bearing, and a gasket is arranged between the limiting nut and the end face of the inner ring of the rotating bearing.

5. The bearing channel oil hole machining tool according to claim 2, characterized in that: the steel plate is a rectangular steel plate, and the rectangular steel plate is parallel to the central line of the long edge and is arranged along the radial direction of the bearing ring to be processed.

6. The bearing channel oil hole processing tool according to claim 5, characterized in that: two strip-shaped connecting slotted holes which are parallel to each other are arranged on two sides of the upper surface of the rectangular steel plate, and the two connecting slotted holes are parallel to the long edge of the rectangular steel plate.

7. The bearing channel oil hole processing tool according to claim 6, characterized in that: bolt holes are formed in two ends of a connecting plate of the roller tool, and the connecting plate is connected with connecting groove holes in two sides of the rectangular steel plate through the bolt holes in the two ends.

8. The bearing channel oil hole processing tool according to claim 1, characterized in that: the supporting bearing ring is arranged between the supporting legs and the steel plate, the supporting bearing ring is placed on the supporting legs which are encircled to be annular, the corresponding steel plate is connected with the supporting legs through bolts, the supporting bearing ring is clamped between the steel plate and the supporting legs, and the supporting bearing ring, the steel plate and the supporting legs are fastened into a whole.

9. The bearing channel oil hole processing tool according to claim 8, characterized in that: the landing leg upper surface sets up T type groove, and the steel sheet sets up reverse T type groove, and landing leg and steel sheet pass through sliding connection spare sliding connection and fasten through the bolt, and sliding connection spare's height is the same with support bearing ring's thickness, and the steel sheet passes through support bearing ring and supports.

10. The bearing channel oil hole processing tool according to claim 1, characterized in that: the number of the supporting legs is three, and every two supporting legs are arranged at an interval of 120 degrees.

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