CN216227998U - Fixing die for machining shaft sleeve - Google Patents
Fixing die for machining shaft sleeve Download PDFInfo
- Publication number
- CN216227998U CN216227998U CN202122803753.4U CN202122803753U CN216227998U CN 216227998 U CN216227998 U CN 216227998U CN 202122803753 U CN202122803753 U CN 202122803753U CN 216227998 U CN216227998 U CN 216227998U
- Authority
- CN
- China
- Prior art keywords
- tensioning
- barrel
- threaded column
- disc
- shaft sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000003754 machining Methods 0.000 title claims abstract description 6
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 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
- 238000006467 substitution reaction Methods 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a fixing die for shaft sleeve machining, which comprises a base and a fixing clamp, wherein the fixing clamp comprises a tensioning barrel, a tensioning plate, a sealing cover and a threaded column, the tensioning barrel is fixedly arranged on the base, an opening is formed in the barrel wall of the tensioning barrel, a reset groove is formed in the bottom of the tensioning barrel, the tensioning plate is arranged in the opening in a sliding mode, a threaded hole is formed in the center of the sealing cover, the sealing cover is fixedly connected with the tensioning barrel through a bolt, the threaded column is in threaded connection with the threaded hole, a hexagonal groove is formed in the upper end of the threaded column, a disc is rotatably connected to the lower end of the threaded column, a sliding mechanism is arranged between the disc and an inclined plane of the tensioning plate, when the fixing die is used, a hexagonal wrench is inserted into the hexagonal groove to screw the threaded column, the disc is driven by the threaded column to move downwards, and the disc pushes the tensioning plate to slide outwards, so that the shaft sleeve is fixed.
Description
Technical Field
The utility model relates to the field of shaft sleeve production and processing, in particular to a fixing die for shaft sleeve processing.
Background
The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is a component of the sliding bearing. Typically, the sleeve is an interference fit with the bearing seat and a clearance fit with the shaft.
Part axle sleeve needs to be to processing the ring channel at the axle sleeve surface in the production course of working, and current axle sleeve processing is with fixed mould, and the axle sleeve is carried from the outside to the major part adoption clamping jaw or splint, influences the burin and carries out the grooving at the axle sleeve surface, for this reason, we provide a fixed mould for axle sleeve processing and be used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a fixed die for processing a shaft sleeve to achieve the aim aiming at the defects in the prior art.
The utility model provides the following technical scheme that the fixing mold for machining the shaft sleeve comprises a base and a fixing clamp, wherein the fixing clamp comprises a tensioning barrel, a tensioning plate, a sealing cover and a threaded column;
the tensioning barrel is fixedly arranged on the base, four openings connected with the bottom of the tensioning barrel are radially arranged on the wall of the tensioning barrel, an included angle between every two adjacent openings is 90 degrees, and reset grooves are radially arranged at the positions, located at the openings, of the bottom of the tensioning barrel;
the cross section of each tensioning plate is trapezoidal, the number of the tensioning plates is four, the four tensioning plates are respectively arranged in the opening in a sliding mode, the bottom of each tensioning plate is fixedly connected with a sliding block in sliding fit with the corresponding reset groove, and a reset spring is fixedly connected between each sliding block and the corresponding reset groove;
a threaded hole is formed in the center of the sealing cover, a bolt is connected to the sealing cover in a threaded mode, and the sealing cover is fixedly connected with the tensioning barrel through the bolt;
the screw thread post is connected with screw hole threaded connection, the screw thread post upper end is equipped with the hexagonal groove, the screw thread post lower extreme rotates and is connected with the disc, be equipped with slide mechanism between the inclined plane of disc and tensioning plate.
Preferably, the sliding mechanism comprises a sliding groove arranged on the inclined plane of the tensioning plate, and the disc is rotatably connected with a roller matched with the sliding groove.
Preferably, a rubber pad is bonded to one side of the tensioning plate, which is far away from the inclined plane.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the fixing tool is used, the shaft sleeve is inserted into the fixing fixture, the inner hexagonal wrench is inserted into the hexagonal groove, the wrench is pulled manually, the threaded column is screwed to rotate downwards, the disc slides relative to the inclined surface of the tensioning plate in the process of moving downwards along with the threaded column, the tensioning plate is extruded by the disc to slide outwards along the opening and tightly supports against the inner wall of the shaft sleeve, the shaft sleeve is fixed, and the groove carving of the graver on the outer surface of the shaft sleeve is not influenced.
2. The rubber pad is bonded on one side of the tensioning plate, which is in contact with the inner wall of the shaft sleeve, so that the cushioning effect is achieved, the tensioning plate is prevented from leaving an indentation on the inner wall of the shaft sleeve in the fixing process, the use of the shaft sleeve is prevented from being influenced, and the protection of the shaft sleeve is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
fig. 3 is a schematic view of the internal structure of the tension bucket of the present invention.
In the figure: the device comprises a base 1, a tensioning barrel 2, a tensioning plate 3, a sealing cover 4, a threaded hole 401, a bolt 402, a threaded column 5, an opening 6, a reset groove 7, a sliding block 8, a reset spring 9 and a hexagonal groove 10. 11 disks, 12 sliding grooves, 13 rollers, 14 rubber pads and 15 shaft sleeves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a fixing die for processing a shaft sleeve comprises a base 1 and a fixing clamp, wherein the fixing clamp comprises a tensioning barrel 2, a tensioning plate 3, a sealing cover 4 and a threaded column 5;
the tensioning barrel 2 is fixedly arranged on the base 1, four openings 6 connected with the bottom of the tensioning barrel 2 are radially arranged on the wall of the tensioning barrel 2, the included angle between every two adjacent openings 6 is 90 degrees, a reset groove 7 is radially arranged at the position, located at the opening 6, of the bottom of the tensioning barrel 2, the cross section of each tensioning plate 3 is trapezoidal, the number of the tensioning plates 3 is four, the four tensioning plates 3 are respectively arranged in the openings 6 in a sliding mode, a sliding block 8 in sliding fit with the reset groove 7 is fixedly connected to the bottom of each tensioning plate 3, a reset spring 9 is fixedly connected between each sliding block 8 and the reset groove 7, a threaded hole 401 is formed in the center of the sealing cover 4, the sealing cover 4 is fixedly connected with the tensioning barrel 2 through a bolt 402, the threaded column 5 is in threaded connection with the threaded hole 401, a hexagonal groove 10 is formed in the upper end of the threaded column 5, a hexagonal wrench can be inserted into the hexagonal groove 10, the hexagonal column 5 is screwed through the hexagonal wrench, the lower end of the threaded column 5 is rotatably connected with a disc 11, be equipped with slide mechanism between the inclined plane of disc 11 and tensioning plate 3, during the use, use hexagonal spanner to twist and move screw thread post 5 and make screw thread post 5 rotatory and downstream, disc 11 slides along with the inclined plane of screw thread post 5 relative tensioning plate 3 of in-process downstream, tensioning plate 3 outwards slides under the promotion of disc 11, tightly support axle sleeve 15, realize the fixed to axle sleeve 15, reset spring 9 is in compression state this moment, when dismantling axle sleeve 15, only need to twist screw thread post 5 with hexagonal spanner in the reverse direction, tensioning plate 3 resumes the normal position under reset spring 9's effect, remove the fixed to axle sleeve 15.
As a technical optimization scheme of the utility model, the sliding mechanism comprises a sliding groove 12 arranged on the inclined surface of the tensioning plate 3, a roller 13 matched with the sliding groove 12 is rotatably connected to the disc 11, and the roller 13 rolls in the sliding groove 12 in the downward movement process of the disc 11, so that the sliding friction is converted into rolling friction, the friction force is reduced, and the excessive abrasion between parts is avoided.
As a technical optimization scheme of the utility model, the rubber pad 14 is bonded on the side of the tensioning plate 3 departing from the inclined plane, and the rubber pad 14 plays a role in buffering, so that the tensioning plate 3 is prevented from leaving an impression on the inner wall of the shaft sleeve 15 in the fixing process, and the protection of the shaft sleeve 15 is improved.
The working principle is as follows: when the novel shaft sleeve 15 is used, the threaded column 5 is screwed by using a hexagonal wrench to enable the threaded column 5 to move downwards, the roller 13 rolls in the sliding groove 12 in the process that the disc 11 moves downwards along with the threaded column 5 to play a role in reducing friction, the disc 11 pushes the tensioning plate 3 to slide outwards, the tensioning plate 3 is tightly propped against the inner wall of the shaft sleeve 15 to fix the shaft sleeve 15, when the shaft sleeve 15 is disassembled, the threaded column 5 is only required to be screwed reversely by using the hexagonal wrench, the tensioning plate 3 is restored to the original position under the action of the return spring 9 to release the fixation of the shaft sleeve 15, the rubber pad 14 is bonded on the side, deviating from the inclined plane, of the tensioning plate 3, the rubber pad 14 plays a buffering role, the tensioning plate 3 is prevented from leaving an indentation on the inner wall of the shaft sleeve 15 in the fixing process, and the protection of the shaft sleeve 15 is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a fixed mould is used in axle sleeve processing, includes base (1) and mounting fixture, its characterized in that: the fixing clamp comprises a tensioning barrel (2), a tensioning plate (3), a sealing cover (4) and a threaded column (5);
the tensioning barrel (2) is fixedly arranged on the base (1), four openings (6) connected with the bottom of the tensioning barrel (2) are radially arranged on the barrel wall of the tensioning barrel (2), an included angle between every two adjacent openings (6) is 90 degrees, and reset grooves (7) are radially arranged at the positions, located at the openings (6), of the bottom of the tensioning barrel (2);
the cross section of each tensioning plate (3) is trapezoidal, the number of the tensioning plates (3) is four, the four tensioning plates (3) are respectively arranged in the opening (6) in a sliding mode, the bottom of each tensioning plate (3) is fixedly connected with a sliding block (8) in sliding fit with the corresponding reset groove (7), and a reset spring (9) is fixedly connected between each sliding block (8) and each reset groove (7);
a threaded hole (401) is formed in the center of the sealing cover (4), a bolt (402) is connected to the sealing cover (4) in a threaded mode, and the sealing cover (4) is fixedly connected with the tensioning barrel (2) through the bolt (402);
threaded column (5) and screw hole (401) threaded connection, threaded column (5) upper end is equipped with hexagonal groove (10), threaded column (5) lower extreme rotates and is connected with disc (11), be equipped with slide mechanism between the inclined plane of disc (11) and tensioning plate (3).
2. The fixed die for machining the shaft sleeve as claimed in claim 1, wherein: the sliding mechanism comprises a sliding groove (12) arranged on the inclined surface of the tensioning plate (3), and a roller (13) matched with the sliding groove (12) is rotatably connected to the disc (11).
3. The fixed die for machining the shaft sleeve as claimed in claim 1, wherein: and a rubber pad (14) is bonded on one side of the tensioning plate (3) departing from the inclined plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122803753.4U CN216227998U (en) | 2021-11-16 | 2021-11-16 | Fixing die for machining shaft sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122803753.4U CN216227998U (en) | 2021-11-16 | 2021-11-16 | Fixing die for machining shaft sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216227998U true CN216227998U (en) | 2022-04-08 |
Family
ID=80943855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122803753.4U Expired - Fee Related CN216227998U (en) | 2021-11-16 | 2021-11-16 | Fixing die for machining shaft sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216227998U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115781436A (en) * | 2023-01-20 | 2023-03-14 | 常州纺兴精密机械有限公司 | High-performance carbon fiber spinneret plate surface finish machining device and method |
-
2021
- 2021-11-16 CN CN202122803753.4U patent/CN216227998U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115781436A (en) * | 2023-01-20 | 2023-03-14 | 常州纺兴精密机械有限公司 | High-performance carbon fiber spinneret plate surface finish machining device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |