CN219901208U - Positioning device for bearing inner ring - Google Patents
Positioning device for bearing inner ring Download PDFInfo
- Publication number
- CN219901208U CN219901208U CN202321295309.9U CN202321295309U CN219901208U CN 219901208 U CN219901208 U CN 219901208U CN 202321295309 U CN202321295309 U CN 202321295309U CN 219901208 U CN219901208 U CN 219901208U
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- base
- upper portion
- arc
- rotation
- backup pad
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- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses a positioning device for an inner ring of a bearing, which is characterized in that: including the base, base upper portion is connected with a plurality of support columns, and support column upper portion is connected with the backup pad, rotates between backup pad and the base and is provided with the axis of rotation, is connected with the guide disc in the axis of rotation, and the guide slot has been seted up to the backup pad lower part, and the sliding of guide slot is provided with the bracing piece, and one side that bracing piece upper portion is close to outside is provided with the arc, has seted up the guiding hole on the guide disc, and the bracing piece lower part is connected with the gangbar, and the gangbar slides and sets up in the guiding hole, still includes drive axis of rotation pivoted actuating mechanism. The utility model can position and fix the bearing inner ring, and is convenient for subsequent processing.
Description
Technical Field
The utility model relates to the technical field of bearing inner ring machining, in particular to a positioning device for a bearing inner ring.
Background
The bearing is an important part in modern mechanical equipment, and its main function is to support the mechanical rotating body, reduce the friction coefficient in the course of its movement and ensure its rotation accuracy, and the bearing ring is an annular part of centripetal rolling bearing with one or several raceways, in which the bearing inner ring belongs to the bearing ring. When the bearing inner ring is processed, the bearing inner ring needs to be positioned so as to avoid deviation in processing. Most of the existing positioning mechanisms are designed for one product, and cannot meet the positioning use of bearing inner rings with different diameters.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a positioning device for an inner ring of a bearing.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a positioner of bearing inner race, includes the base, and base upper portion is connected with a plurality of support columns, and support column upper portion is connected with the backup pad, rotates between backup pad and the base to be provided with the axis of rotation, is connected with the guide disc in the axis of rotation, and the guide way has been seted up to the backup pad lower part, and the sliding of guide way is provided with the bracing piece, and one side that the bracing piece upper portion leaned out is provided with the arc, has seted up the guiding hole on the guide disc, and the bracing piece lower part is connected with the gangbar, and the gangbar slides and sets up in the guiding hole, still includes drive axis of rotation pivoted actuating mechanism.
Preferably, the driving mechanism comprises a gear connected to the rotating shaft, a screw rod is rotatably arranged in the base, a rack is arranged on the screw rod, and the rack is correspondingly arranged at the position of the gear.
Preferably, the left side of the upper part of the base is provided with a base, a driving shaft is arranged in the base in a rotating way, the driving shaft is vertically arranged in the base, a driving bevel gear is connected to the part of the driving shaft, which is positioned in the base, the left end of the screw rod extends into the base and is connected with a driven bevel gear, the driven bevel gear is meshed with the driving bevel gear, and the upper end of the driving shaft extends out of the base and is connected with a turntable.
Preferably, the upper part of the arc plate is connected with a locating rack, a fixed pin is arranged on the locating rack, a fixed hole is formed in the upper part of the arc plate, and the lower end of the fixed pin is inserted into the fixed hole.
Preferably, the upper part of the positioning frame is connected with a supporting frame, the fixing pin is connected with a mounting plate, the fixing pin is sleeved with a spring, and the spring is positioned between the supporting frame and the mounting plate.
Compared with the prior art, the utility model has the beneficial effects that: when the driving mechanism drives the rotating shaft to rotate, the supporting rod is driven to move through the linkage rod, so that the arc plates are close to each other, the bearing inner ring is fixed, and automatic positioning of the bearing inner ring is realized.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a schematic view of the structure of the guide disc of the present utility model;
FIG. 4 is a schematic view of a base structure according to the present utility model;
fig. 5 is a schematic view of the structure of the support bar according to the present utility model.
Reference numerals: 1. a base; 2. a support column; 3. a support plate; 4. a guide disc; 5. a guide hole; 6. a linkage rod; 7. a support rod; 8. an arc-shaped plate; 9. a rotating shaft; 10. a gear; 11. a base; 12. a turntable; 13. a rack; 14. a screw rod; 15. a driven bevel gear; 16. a drive bevel gear; 17. a drive shaft; 18. a guide groove; 19. a positioning frame; 20. a support frame; 21. a fixing pin; 22. a mounting plate; 23. a spring; 24. and a fixing hole.
Detailed Description
Embodiments of the present utility model are described in detail below with reference to fig. 1-5.
The utility model provides a positioner of bearing inner race, including base 1, base 1 upper portion is connected with a plurality of support columns 2, support column 2 upper portion is connected with backup pad 3, rotate between backup pad 3 and the base 1 and be provided with axis of rotation 9, be connected with guide disc 4 on the axis of rotation 9, guide slot 18 has been seted up to backup pad 3 lower part, the sliding of guide slot 18 is provided with bracing piece 7, one side outside bracing piece 7 upper portion is provided with arc 8, the both ends can be close to backup pad 3 earlier when inwards moving arc 8, in order to avoid the both ends of arc 8 to contact with backup pad 3, cut off a part of arc 8 both ends downside, make the height of the lower part at arc 8 both ends be higher than the mid portion, can effectively avoid arc 8 both ends to take place the contact with backup pad 3 and influence the centre gripping to the bearing inner race.
The guide plate 4 is provided with a guide hole 5, the guide hole 5 is arc-shaped, the distances between the two ends of the guide hole 5 and the circle center of the guide plate 4 are different, the lower part of the support rod 7 is connected with a linkage rod 6, the linkage rod 6 is arranged in the guide hole 5 in a sliding manner, and the guide plate further comprises a driving mechanism for driving the rotating shaft 9 to rotate.
The driving mechanism drives the rotating shaft 9 to rotate, and the rotating shaft 9 drives the guide disc 4 to rotate. Under the action of the guide holes 5 on the guide disc 4, the linkage rod 6 moves along the guide holes 5, the linkage rod 6 drives the support rod 7 to move, and meanwhile, the support rod 7 moves along the guide groove 18, so that the support rod 7 drives the arc plate 8 to move inwards. The supporting rods 7 synchronously move to drive the arc plates 8 to synchronously move inwards, so that the bearing inner ring is centered through the arc plates 8 and clamping of the bearing inner ring is completed.
Preferably, the driving mechanism comprises a gear 10 connected to the rotating shaft 9, a screw 14 is rotatably arranged on the base 1, a rack 13 is arranged on the screw 14, and the rack 13 is arranged corresponding to the position of the gear 10. The left side of the upper portion of base 1 is provided with base 11, and the rotation of base 11 is provided with drive shaft 17, and drive shaft 17 is vertical to be set up in base 11, and drive shaft 17 is located the part in base 11 and is connected with drive bevel gear 16, and the left end of lead screw 14 stretches into in base 11 and is connected with driven bevel gear 15, and driven bevel gear 15 meshes with drive bevel gear 16, and drive shaft 17 upper end stretches out base 11 and is connected with carousel 12.
The driving shaft 17 is driven to rotate by rotating the turntable 12, the screw rod 14 is driven to rotate under the cooperation of the driving bevel gear 16 and the driven bevel gear 15, and the screw rod 14 drives the rack 13 to move. The rack 13 is matched with the gear 10, and the gear 10 is driven to rotate by the belt in the moving process of the rack 13, so that the gear 10 drives the rotating shaft 9 to rotate. By controlling the rack 13 to move leftwards or rightwards, the forward and reverse rotation of the gear 10 is realized, and then the arc-shaped plate 8 is controlled to move inwards or outwards, so that the bearing inner ring is clamped or loosened.
Preferably, the upper portion of the arc-shaped plate 8 is connected with a positioning frame 19, a fixed pin 21 is arranged on the positioning frame 19, a fixed hole 24 is formed in the upper portion of the arc-shaped plate 8, and the lower end of the fixed pin 21 is inserted into the fixed hole 24. The locating rack 19 is used for limiting the periphery of the arc-shaped plate 8, and simultaneously the lower end of the locating rack 21 is inserted into the fixing hole 24 of the arc-shaped plate 8 so as to locate the upper end of the arc-shaped plate 8, and then the arc-shaped plate 8 is fixed on the supporting rod 7. The installation mode enables the arc plate 8 to be convenient to install and detach on the supporting rod 7, and the matched arc plate 8 can be replaced according to the difference of the sizes of the clamped bearing inner rings, so that the inner side of the arc plate 8 can be better attached to the periphery of the bearing inner rings to be fixed.
Preferably, the upper part of the positioning frame 19 is connected with a supporting frame 20, the fixed pin 21 is connected with a mounting plate 22, the fixed pin 21 is sleeved with a spring 23, and the spring 23 is positioned between the supporting frame 20 and the mounting plate 22. Under the elastic force of the spring 23, the spring 23 presses the mounting plate 22 downward so that the fixing pin 21 as a whole has a tendency to move downward. The insertion of the lower end of the fixing pin 21 into the fixing pin 21 by the elastic force of the spring 23 has a stronger fixing property than the insertion of the lower end of the fixing pin 21 into the fixing hole 24 by the weight of the fixing pin 21 alone, and the lower end of the fixing pin 21 is not separated from the fixing hole 24 by the shaking or the like.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (5)
1. The utility model provides a positioner of bearing inner race which characterized in that: including base (1), base (1) upper portion is connected with a plurality of support columns (2), support column (2) upper portion is connected with backup pad (3), it is provided with axis of rotation (9) to rotate between backup pad (3) and the base (1), be connected with guide disc (4) on axis of rotation (9), guide slot (18) have been seted up to backup pad (3) lower part, the interior bracing piece (7) that are provided with of guide slot (18), one side outside bracing piece (7) upper portion is provided with arc (8), guiding hole (5) have been seted up on guide disc (4), bracing piece (7) lower part is connected with gangbar (6), gangbar (6) sliding set up in guiding hole (5), still include drive axis of rotation (9) pivoted actuating mechanism.
2. A positioning device for an inner race of a bearing according to claim 1, characterized in that: the driving mechanism comprises a gear (10) connected to the rotating shaft (9), a screw rod (14) is rotationally arranged on the base (1), a rack (13) is arranged on the screw rod (14), and the rack (13) is correspondingly arranged with the gear (10).
3. A positioning device for an inner race of a bearing according to claim 2, characterized in that: the left side of the upper portion of base (1) is provided with base (11), and the rotation of base (11) is provided with drive shaft (17), and drive shaft (17) are vertical setting in base (11), and drive shaft (17) are located the part of base (11) and are connected with drive bevel gear (16), and the left end of lead screw (14) stretches into in base (11) and is connected with driven bevel gear (15), and driven bevel gear (15) meshes with drive bevel gear (16), and drive shaft (17) upper end stretches out base (11) and is connected with carousel (12).
4. A positioning device for an inner race of a bearing according to claim 1, characterized in that: the upper portion of the arc-shaped plate (8) is connected with a positioning frame (19), a fixed pin (21) is arranged on the positioning frame (19), a fixed hole (24) is formed in the upper portion of the arc-shaped plate (8), and the lower end of the fixed pin (21) is inserted into the fixed hole (24).
5. A positioning device for an inner race of a bearing according to claim 4, characterized in that: the upper portion of the locating rack (19) is connected with a supporting frame (20), the fixed pin (21) is connected with a mounting plate (22), the fixed pin (21) is sleeved with a spring (23), and the spring (23) is located between the supporting frame (20) and the mounting plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295309.9U CN219901208U (en) | 2023-05-23 | 2023-05-23 | Positioning device for bearing inner ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295309.9U CN219901208U (en) | 2023-05-23 | 2023-05-23 | Positioning device for bearing inner ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219901208U true CN219901208U (en) | 2023-10-27 |
Family
ID=88425910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321295309.9U Active CN219901208U (en) | 2023-05-23 | 2023-05-23 | Positioning device for bearing inner ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219901208U (en) |
-
2023
- 2023-05-23 CN CN202321295309.9U patent/CN219901208U/en active Active
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