CN220480453U - Gear grinding positioning tool for internal spline gear - Google Patents
Gear grinding positioning tool for internal spline gear Download PDFInfo
- Publication number
- CN220480453U CN220480453U CN202322005247.XU CN202322005247U CN220480453U CN 220480453 U CN220480453 U CN 220480453U CN 202322005247 U CN202322005247 U CN 202322005247U CN 220480453 U CN220480453 U CN 220480453U
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- gear
- column
- internal spline
- fixedly connected
- transverse plate
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- 238000001125 extrusion Methods 0.000 claims abstract description 29
- 206010006514 bruxism Diseases 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 230000007704 transition Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a gear grinding positioning tool for an internal spline gear, which relates to the technical field of positioning tools and comprises a transverse plate, a holding column fixedly connected to the middle of the top end of the transverse plate, a positioning unit arranged in the middle of the bottom end of the transverse plate, and locking units arranged on two sides of the positioning unit; the positioning unit comprises a support column fixedly connected to the middle of the bottom end of the transverse plate, an extrusion assembly arranged in the support column, and a moving assembly arranged on the side surface of the extrusion assembly; the locking unit comprises a supporting seat fixedly connected to two sides of the bottom end of the transverse plate and a lifting assembly arranged inside the supporting seat. The gear grinding positioning tool for the internal spline gear can detect multiple grinding teeth at one time through the arrangement of a plurality of gear teeth, can detect internal spline gears with different inner diameters by means of displacement of the arc-shaped plate and the gear teeth, improves working efficiency, and can effectively improve stability and detection accuracy of the positioning tool by means of two bottom plates.
Description
Technical Field
The utility model relates to the technical field of positioning tools, in particular to a gear grinding positioning tool for an internal spline gear.
Background
In the production process of the internal spline gear, the finished internal spline gear needs to be detected to ensure that the grinding teeth of the internal spline gear meet the delivery level, and the internal spline gear can be detected by means of a positioning tool in the detection process.
Retrieved under publication (bulletin) number: CN 206997957U, discloses a positioning tool for grinding teeth of a cylindrical gear, the main structure of which comprises: the automatic connecting device comprises a mandrel, a spline housing, a transition sleeve and a nut, wherein the mandrel is provided with a machine tool connecting part, a step part, a gear positioning part and a nut connecting part which are sequentially connected, the spline housing is sleeved outside the gear positioning part, the nut is arranged on the nut connecting part, two ends of the transition sleeve are respectively sleeved outside the spline housing and the nut, and two ends of the transition sleeve are respectively connected with the spline housing and the nut. The utility model adopts the spline large diameter as a positioning reference, and the precision required by the drawing can be more reached in the detection precision; the tool is more convenient and faster to put and take the workpiece through improvement on the connection mode; the conical surface contact mode of the inner wall of the spline housing and the outer wall of the mandrel realizes the technical effects of higher compression and higher stability, and the phenomenon of compression deflection rebound can not occur, so that the problem of insufficient prestress caused by conical surface abrasion due to long-time use is avoided.
The technical effects that the pressing is tighter and the stability is high are achieved, the phenomenon of pressing deflection rebound cannot occur, but the positioning effect of the internal spline gears with different inner diameters is not ideal, only a small part of the grinding teeth can be detected at one time, the detection needs to be repeated, the working efficiency is low, the positioning tool is not stable enough when the internal spline gears are fixed, and the detection errors are caused by easy shaking.
Disclosure of Invention
The utility model mainly aims to provide a gear grinding positioning tool for an internal spline gear, which solves the problems that the positioning effect of the internal spline gear with different inner diameters is not ideal, only a small part of grinding teeth can be detected at one time, the detection needs to be repeated, the working efficiency is low, and the positioning tool is not stable enough and is easy to shake when the internal spline gear is fixed by a locking unit.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the gear grinding positioning tool for the internal spline gear comprises a transverse plate, a holding column fixedly connected to the middle of the top end of the transverse plate, a positioning unit arranged in the middle of the bottom end of the transverse plate, and locking units arranged on two sides of the positioning unit;
the positioning unit comprises a support column fixedly connected to the middle of the bottom end of the transverse plate, an extrusion assembly arranged in the support column, and a moving assembly arranged on the side surface of the extrusion assembly;
the locking unit comprises a supporting seat fixedly connected to two sides of the bottom end of the transverse plate and a lifting assembly arranged inside the supporting seat.
Preferably, the extrusion assembly in the positioning unit comprises a hollow column arranged inside the support column, an extrusion column communicated with the bottom end of the hollow column, a flexible layer arranged in the middle of the hollow column shell, and elastic layers fixedly connected to two sides of the flexible layer.
Preferably, the moving component in the positioning unit comprises an annular groove formed in the side surface of the flexible layer, a plurality of first elastic columns arranged in the groove, a first spring arranged on the surface of the first elastic columns, an arc-shaped plate fixedly connected to one side of the first elastic columns, and gear teeth fixedly connected to one side of the arc-shaped plate.
Preferably, the positioning unit further comprises a telescopic rope arranged at the joint of the plurality of arc plates;
both ends of the telescopic rope extend to the inner parts of the corresponding arc plates.
Preferably, the lifting assembly in the locking unit comprises a second elastic column arranged inside the supporting seat and a second spring arranged on the surface of the second elastic column.
Preferably, the locking unit further comprises a bottom plate fixedly connected to the bottom end of the second elastic column, and a threaded hole formed in the bottom plate.
Preferably, the locking unit further comprises a bolt screwed inside the threaded hole.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the arrangement of the positioning unit, when the internal spline gear is required to be detected, the internal spline gear is firstly arranged under the supporting column, then the holding column is driven to move downwards until the extrusion column contacts the ground, at the moment, the internal spline gear is sleeved on the surface of the supporting column, the extrusion column deforms along with gradual descending of the holding column, air in the extrusion column can enter the hollow column to deform the flexible layer, and then the flexible layer expands and applies the flexible layer to the first elastic column and the first spring thrust, so that the arc plate and the gear teeth advance to extrude the gear teeth of the internal spline gear, multiple gear teeth can be detected at one time by virtue of the arrangement of the multiple gear teeth, and the internal spline gears with different inner diameters can be detected by virtue of displacement of the arc plate and the gear teeth, so that the working efficiency is improved.
2. According to the utility model, through the arrangement of the locking unit, when the internal spline gear is sleeved on the surface of the support column, the two bottom plates are pulled to enable the second spring and the second elastic column to extend, when the bottom plates are contacted with the ground, the bottom ends of the bolts extend to the inside of the ground by means of the connection of the bolts with the corresponding threaded holes, and because the bottom ends of the support column are lower than the bottom ends of the bottom plates, the resistance formed by extending the second spring and the second elastic column is balanced with the supporting force formed by contacting the support column with the ground, so that the stability of the positioning tool is effectively improved, and the detection accuracy is improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a cross-sectional view of a support column of the present utility model;
FIG. 3 is a cross-sectional view of a plurality of arcuate plates according to the present utility model;
fig. 4 is a cross-sectional view of the support base and the bottom plate of the present utility model.
In the figure:
1. a cross plate;
2. a grip post;
3. a positioning unit; 301. a support column; 302. gear teeth; 303. an arc-shaped plate; 304. an extrusion column; 305. a hollow column; 306. an elastic layer; 307. a flexible layer; 308. a groove; 309. a first elastic column; 310. a first spring; 311. a telescopic rope;
4. a locking unit; 401. a support base; 402. a bottom plate; 403. a bolt; 404. a threaded hole; 405. a second spring; 406. and a second elastic column.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Example 1
As shown in fig. 1, 2, 3 and 4, the gear grinding and positioning tool for the internal spline gear comprises a transverse plate 1, a holding column 2 fixedly connected to the middle of the top end of the transverse plate 1, a positioning unit 3 arranged in the middle of the bottom end of the transverse plate 1, and locking units 4 arranged on two sides of the positioning unit 3;
the positioning unit 3 comprises a support column 301 fixedly connected to the middle of the bottom end of the transverse plate 1, an extrusion assembly arranged in the support column 301, and a moving assembly arranged on the side surface of the extrusion assembly;
the locking unit 4 comprises a supporting seat 401 fixedly connected to two sides of the bottom end of the transverse plate 1 and a lifting assembly arranged inside the supporting seat 401.
The extrusion assembly in the positioning unit 3 comprises a hollow column 305 arranged inside the support column 301, an extrusion column 304 communicated with the bottom end of the hollow column 305, a flexible layer 307 arranged in the middle of the shell of the hollow column 305, and elastic layers 306 fixedly connected to two sides of the flexible layer 307.
When the internal spline gear needs to be detected, the internal spline gear is firstly placed under the support column 301, and then the holding column 2 is driven to move downwards until the extrusion column 304 contacts the ground, and at the moment, the internal spline gear is sleeved on the surface of the support column 301;
the moving component in the positioning unit 3 includes an annular groove 308 formed on the side surface of the flexible layer 307, a plurality of first elastic columns 309 disposed inside the groove 308, a first spring 310 disposed on the surface of the first elastic columns 309, an arc plate 303 fixedly connected to one side of the first elastic columns 309, and gear teeth 302 fixedly connected to one side of the arc plate 303.
The positioning unit 3 further comprises a telescopic rope 311 arranged at the joint of the plurality of arc plates 303;
both ends of the telescopic rope 311 extend to the inside of the corresponding arc plate 303.
Along with the gradual decline of the grip post 2, the extrusion post 304 can produce deformation, and the inside air of extrusion post 304 can get into hollow post 305 and make flexible layer 307 take place deformation, and flexible layer 307 inflation is applyed to first elastic column 309 and first spring 310 thrust afterwards, and then makes arc 303 and teeth of a cogwheel 302 advance extrusion internal spline gear's grinding teeth, can once only detect many grinding teeth by means of setting up of a plurality of teeth of a cogwheel 302 like this to can detect the internal spline gear of different internal diameters by means of displacement of arc 303 and teeth of a cogwheel 302.
The lifting assembly in the locking unit 4 includes a second elastic column 406 disposed inside the support seat 401, and a second spring 405 disposed on a surface of the second elastic column 406.
The locking unit 4 further comprises a bottom plate 402 fixedly connected to the bottom end of the second elastic column 406, and a threaded hole 404 formed in the bottom plate 402.
The locking unit 4 further includes a bolt 403 screwed inside the screw hole 404.
Example 2
As shown in fig. 1, 2, 3 and 4, the gear grinding and positioning tool for the internal spline gear comprises a transverse plate 1, a holding column 2 fixedly connected to the middle of the top end of the transverse plate 1, a positioning unit 3 arranged in the middle of the bottom end of the transverse plate 1, and locking units 4 arranged on two sides of the positioning unit 3;
the positioning unit 3 comprises a support column 301 fixedly connected to the middle of the bottom end of the transverse plate 1, an extrusion assembly arranged in the support column 301, and a moving assembly arranged on the side surface of the extrusion assembly;
the locking unit 4 comprises a supporting seat 401 fixedly connected to two sides of the bottom end of the transverse plate 1 and a lifting assembly arranged inside the supporting seat 401.
The extrusion assembly in the positioning unit 3 comprises a hollow column 305 arranged inside the support column 301, an extrusion column 304 communicated with the bottom end of the hollow column 305, a flexible layer 307 arranged in the middle of the shell of the hollow column 305, and elastic layers 306 fixedly connected to two sides of the flexible layer 307.
When the internal spline gear needs to be detected, the internal spline gear is firstly placed under the support column 301, and then the holding column 2 is driven to move downwards until the extrusion column 304 contacts the ground, and at the moment, the internal spline gear is sleeved on the surface of the support column 301;
the moving component in the positioning unit 3 includes an annular groove 308 formed on the side surface of the flexible layer 307, a plurality of first elastic columns 309 disposed inside the groove 308, a first spring 310 disposed on the surface of the first elastic columns 309, an arc plate 303 fixedly connected to one side of the first elastic columns 309, and gear teeth 302 fixedly connected to one side of the arc plate 303.
The positioning unit 3 further comprises a telescopic rope 311 arranged at the joint of the plurality of arc plates 303;
both ends of the telescopic rope 311 extend to the inside of the corresponding arc plate 303.
The lifting assembly in the locking unit 4 includes a second elastic column 406 disposed inside the support seat 401, and a second spring 405 disposed on a surface of the second elastic column 406.
The locking unit 4 further comprises a bottom plate 402 fixedly connected to the bottom end of the second elastic column 406, and a threaded hole 404 formed in the bottom plate 402.
The locking unit 4 further includes a bolt 403 screwed inside the screw hole 404.
As the grip post 2 descends gradually, the extrusion post 304 deforms, air inside the extrusion post 304 enters the hollow post 305 to deform the flexible layer 307, and then the flexible layer 307 expands to apply thrust to the first elastic post 309 and the first spring 310, so that the curved plate 303 and the gear teeth 302 advance to extrude the grinding teeth of the internal spline gear;
the two bottom plates 402 are pulled again, so that the second springs 405 and the second elastic columns 406 extend, after the bottom plates 402 are contacted with the ground, the bottom ends of the bolts 403 are connected with the corresponding threaded holes 404 by means of the bolts 403, and the bottom ends of the bolts 403 extend into the ground, and as the bottom ends of the support columns 301 are lower than the bottom ends of the bottom plates 402, the resistance formed by extending the second springs 405 and the second elastic columns 406 is balanced with the supporting force formed by contacting the support columns 301 with the ground, so that the detection accuracy is improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The gear grinding positioning tool for the internal spline gear comprises a transverse plate (1) and a holding column (2) fixedly connected to the middle of the top end of the transverse plate (1), and is characterized by further comprising a positioning unit (3) arranged in the middle of the bottom end of the transverse plate (1) and locking units (4) arranged on two sides of the positioning unit (3);
the positioning unit (3) comprises a supporting column (301) fixedly connected to the middle of the bottom end of the transverse plate (1), an extrusion assembly arranged in the supporting column (301), and a moving assembly arranged on the side surface of the extrusion assembly;
the locking unit (4) comprises a supporting seat (401) fixedly connected to two sides of the bottom end of the transverse plate (1), and a lifting assembly arranged inside the supporting seat (401).
2. The gear grinding positioning tool for the internal spline gear according to claim 1, wherein: the extrusion assembly in the positioning unit (3) comprises a hollow column (305) arranged inside the support column (301), an extrusion column (304) communicated with the bottom end of the hollow column (305), a flexible layer (307) arranged in the middle of the shell of the hollow column (305), and elastic layers (306) fixedly connected to two sides of the flexible layer (307).
3. The gear grinding positioning tool for the internal spline gear according to claim 2, wherein: the moving assembly in the positioning unit (3) comprises an annular groove (308) formed in the side face of the flexible layer (307), a plurality of first elastic columns (309) arranged in the groove (308), a first spring (310) arranged on the surface of the first elastic columns (309), an arc-shaped plate (303) fixedly connected to one side of the first elastic columns (309) and gear teeth (302) fixedly connected to one side of the arc-shaped plate (303).
4. The gear grinding positioning tool for the internal spline gear according to claim 3, wherein: the positioning unit (3) further comprises a telescopic rope (311) arranged at the joint of the plurality of arc plates (303);
both ends of the telescopic rope (311) extend to the interiors of the corresponding arc plates (303).
5. The gear grinding positioning tool for the internal spline gear, according to claim 4, is characterized in that: the lifting assembly in the locking unit (4) comprises a second elastic column (406) arranged inside the supporting seat (401), and a second spring (405) arranged on the surface of the second elastic column (406).
6. The gear grinding positioning tool for the internal spline gear, according to claim 5, is characterized in that: the locking unit (4) further comprises a bottom plate (402) fixedly connected to the bottom end of the second elastic column (406), and a threaded hole (404) formed in the bottom plate (402).
7. The gear grinding positioning tool for the internal spline gear, according to claim 6, is characterized in that: the locking unit (4) further comprises a bolt (403) which is in threaded connection with the inside of the threaded hole (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322005247.XU CN220480453U (en) | 2023-07-28 | 2023-07-28 | Gear grinding positioning tool for internal spline gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322005247.XU CN220480453U (en) | 2023-07-28 | 2023-07-28 | Gear grinding positioning tool for internal spline gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220480453U true CN220480453U (en) | 2024-02-13 |
Family
ID=89840714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322005247.XU Active CN220480453U (en) | 2023-07-28 | 2023-07-28 | Gear grinding positioning tool for internal spline gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220480453U (en) |
-
2023
- 2023-07-28 CN CN202322005247.XU patent/CN220480453U/en active Active
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