CN212794408U - Graphite bearing inner diameter positioning device - Google Patents
Graphite bearing inner diameter positioning device Download PDFInfo
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- CN212794408U CN212794408U CN202021931479.8U CN202021931479U CN212794408U CN 212794408 U CN212794408 U CN 212794408U CN 202021931479 U CN202021931479 U CN 202021931479U CN 212794408 U CN212794408 U CN 212794408U
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- fixedly connected
- fixed bolster
- support arc
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Abstract
The utility model discloses a graphite bearing internal diameter positioner, the on-line screen storage device comprises a base, the top fixedly connected with fixed bolster of base, the top fixedly connected with fixed bolster, fixed bolster's surface evenly is provided with a plurality of first support arc pieces, and is a plurality of the surface of first support arc piece all is provided with a plurality of first location and glues the tooth. The utility model discloses in, through starting the pneumatic cylinder, make it promote the piston piece along the oil pocket inwards movement, make in the hydraulic oil of oil pocket permeates each spacing spout gradually, thereby make hydraulic oil promote each transmission piston and transfer line outwards to remove, thereby make first location on each first support arc piece glue the tooth and the second location on the second support arc piece glue the tooth and laminate with the bearing inside wall gradually, so that make stable location fixed of bearing, make the bearing evenly nestification in the outside of fixed stay, be favorable to the processing of polishing afterwards.
Description
Technical Field
The utility model relates to a graphite bearing processing technology field especially relates to graphite bearing internal diameter positioner.
Background
The carbon-graphite bearing (carbon-graphite bearing) is a sliding bearing made of carbon-graphite materials, and is divided into a radial bearing and a thrust bearing, and the carbon-graphite sliding bearing has corrosion resistance to gas and liquid media with strong corrosion action when being applied to high-temperature, low-temperature, high-speed and low-speed sliding conditions;
at present, when an existing graphite bearing needs to be polished, the graphite bearing is difficult to be stably and quickly positioned at the center of the inner diameter, so that the graphite bearing can only be clamped and fixed at a certain position, and the fixing mode is difficult to assist a polishing device in stably and uniformly polishing.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a graphite bearing inner diameter positioning device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the graphite bearing inner diameter positioning device comprises a base, wherein a fixed support is fixedly connected to the top end of the base, a fixed support column is fixedly connected to the top end of the fixed support column, a plurality of first supporting arc blocks are uniformly arranged on the outer surface of the fixed support column, a plurality of first positioning rubber teeth are arranged on the outer surface of each first supporting arc block, a plurality of second supporting arc blocks are uniformly arranged on one side, close to the first supporting arc blocks, of the outer surface of the fixed support column, a plurality of second positioning rubber teeth are arranged on the outer surface of each second supporting arc block, an oil cavity is formed in the center of the inner side of the fixed support column, a hydraulic cylinder is fixedly connected to the center of one end of the outer side wall of the fixed support column, the piston end of the hydraulic cylinder penetrates through the outer side wall of the oil cavity and extends to the inner side wall of the oil cavity and is fixedly connected with a piston block, and limiting sliding grooves are formed in positions, corresponding to the, the limiting sliding grooves are all embedded into a transmission rod in a sliding connection mode, the transmission rods are fixedly connected with the adjacent first supporting arc blocks and the second supporting arc blocks respectively, and the transmission piston is fixedly connected to one end, close to the oil cavity, of each transmission rod.
As a further description of the above technical solution:
and one side of the limiting sliding groove, which is far away from the oil cavity, is fixedly connected with a sealing rubber ring, and the transmission rod is connected with the sealing rubber ring in a sliding manner.
As a further description of the above technical solution:
and one end of the fixed support far away from the hydraulic cylinder is fixedly connected with a screw head.
As a further description of the above technical solution:
the fixed bolster is kept away from on one side of the top of base and has been seted up the directional groove, directional groove embedding sliding connection has the support slide, the top fixedly connected with activity branch of support slide, the top side of activity branch is rotated and is connected with the screw thread and turns round.
As a further description of the above technical solution:
and a plurality of supporting pulleys are uniformly arranged on the bottom side of the supporting sliding seat.
As a further description of the above technical solution:
the tooth tip directions of the first positioning rubber tooth and the second positioning rubber tooth are opposite.
The utility model discloses following beneficial effect has:
this graphite bearing internal diameter positioner, through starting the pneumatic cylinder, make it promote the piston piece along the oil pocket inwards movement, make the hydraulic oil of oil intracavity permeate each spacing spout gradually in, thereby make hydraulic oil promote each transmission piston and transfer line outwards to remove, thereby make the first location on each first support arc piece glue the tooth and the laminating of bearing inside wall gradually with the second location on the second support arc piece, so that make the stable location of bearing fixed, make the bearing evenly nestification in the outside of fixed stay, be favorable to the processing of polishing afterwards.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a first supporting arc block of the present invention;
fig. 3 is a schematic structural view of a second supporting arc block of the present invention.
Illustration of the drawings: 1. a base; 2. fixing a bracket; 3. fixing a strut; 4. an oil chamber; 5. a hydraulic cylinder; 6. a piston block; 7. a first support arc block; 8. a second support arc block; 9. a first positioning rubber tooth; 10. a second positioning rubber tooth; 11. a screw head; 12. a transmission rod; 13. sealing the rubber ring; 14. a limiting chute; 15. a drive piston; 16. a movable strut; 17. turning the screw thread; 18. a support slide; 19. a support pulley; 20. and (4) orienting the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: the graphite bearing inner diameter positioning device comprises a base 1, wherein the top end of the base 1 is fixedly connected with a fixed support 2, the top end of the fixed support 2 is fixedly connected with a fixed support column 3, the outer surface of the fixed support column 3 is uniformly provided with a plurality of first supporting arc blocks 7, the outer surface of the plurality of first supporting arc blocks 7 is provided with a plurality of first positioning rubber teeth 9, one side of the outer surface of the fixed support column 3, which is close to the first supporting arc blocks 7, is uniformly provided with a plurality of second supporting arc blocks 8, the outer surface of the plurality of second supporting arc blocks 8 is provided with a plurality of second positioning rubber teeth 10, the central position of the inner side of the fixed support column 3 is provided with an oil cavity 4, the central position of one end of the outer side wall of the fixed support column 3 is fixedly connected with a hydraulic cylinder 5, the piston end of the hydraulic cylinder 5 penetrates through the outer side wall of the oil cavity 4 to extend to the inner side wall of the oil cavity 4 and is fixedly connected with a piston block 6, the limiting sliding grooves 14 are all embedded with transmission rods 12 in a sliding connection mode, the transmission rods 12 are fixedly connected with the adjacent first supporting arc blocks 7 and the second supporting arc blocks 8 respectively, and one ends, close to the oil cavities 4, of the transmission rods 12 are all fixedly connected with transmission pistons 15.
One side of each limiting sliding groove 14, which is far away from the oil cavity 4, is fixedly connected with a sealing rubber ring 13, and the transmission rod 12 is connected with the sealing rubber ring 13 in a sliding mode, so that the outward leakage of hydraulic oil in the limiting sliding grooves 14 can be avoided.
The one end fixedly connected with screw head 11 that pneumatic cylinder 5 was kept away from to fixed bolster 3 is convenient for change 17 with the screw thread and accomplish to twist and close to be convenient for keep away from fixed bolster 2 one side to fixed bolster 3 and support.
The top of base 1 is kept away from one side of fixed bolster 2 and has been seted up directional groove 20, and directional groove 20 embedding sliding connection has a support slide 18, supports the top fixedly connected with activity branch 16 of slide 18, and the top side of activity branch 16 is rotated and is connected with screw thread turn round 17, is convenient for accomplish with screw head 11 and twists the closure to be convenient for keep away from fixed bolster 2 one side to fixed stay 3 and support.
The underside of the support carriage 18 is uniformly provided with a plurality of support pulleys 19 to facilitate the sliding of the support carriage 18 within the orientation grooves 20.
The first positioning rubber tooth 9 and the second positioning rubber tooth 10 have opposite tooth tip directions, so that clockwise and anticlockwise resistance is provided for the bearing when the bearing is ground, and the bearing is stably positioned and fixed.
The working principle is as follows: when the graphite bearing inner diameter positioning device is used, a bearing to be processed is embedded into the first supporting arc block 7 and the second supporting arc block 8 of the fixed support 3, then the hydraulic cylinder 5 is started to push the piston block 6 to move inwards along the oil cavity 4, so that hydraulic oil in the oil cavity 4 gradually permeates into each limiting sliding groove 14, the hydraulic oil pushes each transmission piston 15 and each transmission rod 12 to move outwards, and therefore the first positioning rubber teeth 9 on each first supporting arc block 7 and the second positioning rubber teeth 10 on the second supporting arc block 8 are gradually attached to the inner side wall of the bearing, so that the bearing is stably positioned and fixed, the bearing is uniformly embedded outside the fixed support 3, the subsequent polishing processing is facilitated, and the movable support rod 16 and the supporting sliding seat 18 gradually move towards the fixed support 3 along the directional groove 20 through the supporting pulley 19 by screwing the threaded rotary head 17 and the screw head 11, so that the movable supporting rod 16 and the fixed support 2 are matched to support the fixed supporting column 3 at the same time, and the utility model has certain practicability.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (6)
1. Graphite bearing internal diameter positioner, including base (1), its characterized in that: the top fixedly connected with fixed bolster (2) of base (1), the top fixedly connected with fixed bolster (3) of fixed bolster (2), the surface of fixed bolster (3) evenly is provided with a plurality of first support arc piece (7), and is a plurality of the surface of first support arc piece (7) all is provided with a plurality of first location and glues tooth (9), one side that the surface of fixed bolster (3) is close to first support arc piece (7) evenly is provided with a plurality of second support arc piece (8), and is a plurality of the surface of second support arc piece (8) all is provided with a plurality of second location and glues tooth (10), oil pocket (4) have been seted up to the inboard central point of fixed bolster (3), lateral wall one end central point fixedly connected with pneumatic cylinder (5) of fixed bolster (3), the piston end of pneumatic cylinder (5) runs through the lateral wall of oil pocket (4) and extends to the inside wall and the fixedly connected with piston block(s) of oil pocket (4) (10) 6) The oil cavity (4) is corresponding to the positions of the first support arc blocks (7) and the second support arc blocks (8) and is provided with a plurality of limiting sliding grooves (14) and a plurality of transmission rods (12) which are embedded into the limiting sliding grooves (14) and are fixedly connected with the adjacent first support arc blocks (7) and the second support arc blocks (8) respectively, and the transmission rods (12) are fixedly connected with the transmission piston (15) at the end, close to the oil cavity (4), of the transmission rods (12).
2. The graphite bearing inner diameter positioning device according to claim 1, wherein: and one side of the limiting sliding groove (14) far away from the oil cavity (4) is fixedly connected with a sealing rubber ring (13), and the transmission rod (12) is connected with the sealing rubber ring (13) in an embedded sliding manner.
3. The graphite bearing inner diameter positioning device according to claim 1, wherein: and one end of the fixed support column (3) far away from the hydraulic cylinder (5) is fixedly connected with a screw head (11).
4. The graphite bearing inner diameter positioning device according to claim 1, wherein: the fixed bolster (2) is kept away from on the top of base (1) one side seted up directional groove (20), directional groove (20) embedding sliding connection has support slide (18), the top fixedly connected with movable branch (16) of support slide (18), the top side of movable branch (16) is rotated and is connected with screw thread turn round (17).
5. The graphite bearing inner diameter positioning device according to claim 4, wherein: a plurality of supporting pulleys (19) are uniformly arranged on the bottom side of the supporting sliding seat (18).
6. The graphite bearing inner diameter positioning device according to claim 1, wherein: the tooth tip directions of the first positioning rubber tooth (9) and the second positioning rubber tooth (10) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021931479.8U CN212794408U (en) | 2020-09-07 | 2020-09-07 | Graphite bearing inner diameter positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021931479.8U CN212794408U (en) | 2020-09-07 | 2020-09-07 | Graphite bearing inner diameter positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212794408U true CN212794408U (en) | 2021-03-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021931479.8U Active CN212794408U (en) | 2020-09-07 | 2020-09-07 | Graphite bearing inner diameter positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212794408U (en) |
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2020
- 2020-09-07 CN CN202021931479.8U patent/CN212794408U/en active Active
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