CN209840945U - Shaft key groove symmetry measuring device - Google Patents
Shaft key groove symmetry measuring device Download PDFInfo
- Publication number
- CN209840945U CN209840945U CN201921027875.5U CN201921027875U CN209840945U CN 209840945 U CN209840945 U CN 209840945U CN 201921027875 U CN201921027875 U CN 201921027875U CN 209840945 U CN209840945 U CN 209840945U
- Authority
- CN
- China
- Prior art keywords
- supporting seat
- base
- shaft
- measuring
- dial indicator
- 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.)
- Active
Links
Abstract
The utility model discloses a shaft keyway symmetry measuring device, which belongs to the technical field of bearing processing and comprises a base, a measuring fulcrum, a supporting column, a supporting seat and a dial indicator; wherein, the measuring fulcrum is arranged on the base; the support columns are arranged on the base, at least two support columns are arranged on the base, and the support columns are respectively arranged on two sides of the measuring fulcrum; a supporting seat is arranged on one side of the base, and a dial indicator is arranged on the supporting seat; the supporting seat is composed of an upper supporting seat and a lower supporting seat, at least two groups of corresponding slotted holes are formed in the upper supporting seat and the lower supporting seat, a lifting shaft is installed in the slotted holes, the lifting shaft is fixedly connected with the lower supporting seat, the upper supporting seat can slide up and down along the lifting shaft, and a group of locking bolts are installed on the upper supporting seat. The utility model provides an axle keyway symmetry measuring device, simple structure, easily operation can the spot test bearing axle keyway symmetry, and is very convenient.
Description
Technical Field
The utility model belongs to the technical field of the bearing processing, concretely relates to be used for axle keyway symmetry measuring device.
Background
The automobile water pump bearing has one kind of bearing with key slot in the core shaft and key connection between the key slot and the belt pulley, and this has strict requirement on the symmetry tolerance and directly affects the work efficiency and service life of the bearing. At present, the existing symmetry measurement mostly adopts a mode of combining manual visual identification and caliper measurement, and the dimension cannot be accurately measured. Therefore, in the field of shaft keyway determination, a measuring tool capable of rapidly checking symmetry is urgently needed.
Disclosure of Invention
The technical problems solved by the invention are as follows: to the aforesaid not enough, overcome prior art's defect, the utility model aims at providing an axle keyway symmetry measuring device.
The technical scheme of the invention is as follows:
a shaft keyway symmetry measuring device comprises a base, a measuring fulcrum, a supporting column, a supporting seat and a dial indicator; the measuring fulcrum is arranged on the base and is used for bearing the shaft; the support columns are arranged on the base, at least two support columns are arranged, are respectively arranged on two sides of the measuring fulcrum and are used for assisting the support shaft, and the stability of the measuring process is facilitated; a supporting seat is arranged on one side of the base, and a dial indicator is arranged on the supporting seat;
the supporting seat is composed of an upper supporting seat and a lower supporting seat, at least two groups of corresponding slotted holes are formed in the upper supporting seat and the lower supporting seat, lifting shafts are arranged in the slotted holes, the lifting shafts are fixedly connected with the lower supporting seat, the upper supporting seat can slide up and down along the lifting shafts, and a group of locking bolts are arranged on the upper supporting seat and used for fastening the lifting shafts and locking the upper supporting seat and the lifting shafts; the dial indicator is installed on the upper supporting seat.
The utility model discloses a concrete implementation mode, it is two-section type elevation structure to measure fulcrum and support column, can adjust from top to bottom according to the position of bearing and percentage table.
The utility model discloses a concrete implementation mode, the fastening bolt that the percentage table passes through the upper bracket top is fixed on the upper bracket.
The utility model discloses a concrete implementation mode, the under bracing seat passes through the damping pivot with the base and fixes linking to each other, and whole supporting seat is rotatory around the base to angle regulation.
Preferably, the top of the support column is of a concave arc structure for better bearing.
Has the advantages that: the utility model provides an axle keyway symmetry measuring device, simple structure, easily operation can the spot test bearing axle keyway symmetry, and is very convenient.
Drawings
Fig. 1 is the utility model discloses embodiment 1 axle keyway symmetry measuring device schematic structure.
In the figure: 10. a base; 11. measuring a fulcrum; 12. a support pillar; 20. a supporting seat; 30. A dial indicator; 100. a shaft.
Fig. 2 is the utility model discloses embodiment 1 axle keyway symmetry measuring device supporting seat structure sketch map.
In the figure: 21. an upper support base; 22. a lower support seat; 25. a lifting shaft; 26. locking the bolt; 28. and fastening the bolt.
Detailed Description
In order to make the purpose and technical solution of the embodiments of the present invention clearer, the following description will clearly and completely describe the technical solution of the embodiments of the present invention by combining the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The meaning of "inside and outside" in the present invention means that the direction inside the pointing device is inside and vice versa for the device itself, rather than being specifically limited for the device mechanism of the present invention.
The term "connected" as used herein may mean either a direct connection between elements or an indirect connection between elements through other elements.
The invention will be further described with reference to the following examples and figures, see figures 1-2.
Example 1:
a shaft keyway symmetry measuring device comprises a base 10, a measuring fulcrum 11, a support column 12, a support seat 20 and a dial indicator 30; the measuring fulcrum 11 is installed in the middle of the base 10 and used for bearing the shaft 100, and in this embodiment, the measuring fulcrum is a T-shaped structure; the supporting columns 12 are respectively arranged on the base 10 and two sides of the measuring fulcrum 11 and used for assisting the supporting shaft 100; a support seat 20 is arranged on one side of the base 10, and a dial indicator 30 is arranged on the support seat 20;
the support seat 20 is composed of an upper support seat and a lower support seat, two sets of corresponding slotted holes (not marked in the figure) are arranged in the upper support seat 21 and the lower support seat 22, a lifting shaft 25 is arranged in the slotted holes, the lifting shaft 25 is fixedly connected with the lower support seat 22, the upper support seat 21 can slide up and down along the lifting shaft 25, a set of locking bolts 26 are arranged on the upper support seat and used for locking the upper support seat 21 and the lifting shaft 25, the locking bolts are screwing-in fixing bolts, the specific structure is the prior art, and in order to improve the locking effect, one side surface of the lifting shaft 25 corresponding to the locking bolts 26 is a rough surface or is provided with structures such as lines; the dial indicator 30 is mounted on the upper support base 20 in a manner that the dial indicator is fixed on the upper support base 21 through a fastening bolt 28 at the top of the upper support base 21 (in fig. 2, the fastening bolt 28 fastens a sleeve structure of the dial indicator 30).
When the measuring support is used, the key groove of the shaft 100 is placed on the measuring fulcrum 11, the bottom of the key groove of the shaft is attached to the measuring fulcrum 11, the height of the support seat 20 is adjusted, and the maximum outer diameter of the shaft can be measured by the dial indicator 30; then, the measurement is performed, in this embodiment, the data on one side is measured, then the axis is rotated horizontally, for example, by 180 °, the value on the other side is measured, and after the plurality of sets of data are measured, the symmetry is calculated.
Example 2:
the utility model provides a shaft keyway symmetry measuring device, is the same as embodiment 1, wherein the difference lies in:
the measuring pivot 11 and the supporting column 12 are both of two-section type lifting structures;
the lower support seat 22 is fixedly connected with the base 10 through a damping rotating shaft, and the whole support seat rotates around the base so as to adjust the angle.
The top of the supporting column is of an inwards concave arc structure and is used for better bearing.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides a shaft keyway symmetry measuring device which characterized in that: comprises a base (10), a measuring fulcrum (11), a supporting column (12), a supporting seat (20) and a dial indicator (30); wherein the measuring fulcrum (11) is arranged on the base (10) and is used for bearing the shaft (100); the supporting columns (12) are arranged on the base (10), at least two supporting columns are arranged, and the supporting columns are respectively arranged on two sides of the measuring fulcrum (11); a supporting seat (20) is installed on one side of the base (10), and a dial indicator (30) is installed on the supporting seat (20);
the supporting seat (20) comprises an upper supporting seat and a lower supporting seat, at least two groups of corresponding slotted holes are formed in the upper supporting seat (21) and the lower supporting seat (22), lifting shafts (25) are installed in the slotted holes, the lifting shafts (25) are fixedly connected with the lower supporting seat (22), and a group of locking bolts (26) are installed on the upper supporting seat (21) and used for fastening the lifting shafts (25); the dial indicator (30) is arranged on the upper supporting seat (21).
2. The shaft keyway symmetry measurement device of claim 1, wherein: the measuring fulcrum (11) and the supporting column (12) are both of two-section type lifting structures.
3. The shaft keyway symmetry measurement device of claim 1, wherein: the dial indicator is fixed on the upper supporting seat (21) through a fastening bolt (28) at the top of the upper supporting seat (21).
4. The shaft keyway symmetry measurement device of claim 1, wherein: the lower supporting seat (22) is fixedly connected with the base (10) through a damping rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921027875.5U CN209840945U (en) | 2019-07-03 | 2019-07-03 | Shaft key groove symmetry measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921027875.5U CN209840945U (en) | 2019-07-03 | 2019-07-03 | Shaft key groove symmetry measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209840945U true CN209840945U (en) | 2019-12-24 |
Family
ID=68899340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921027875.5U Active CN209840945U (en) | 2019-07-03 | 2019-07-03 | Shaft key groove symmetry measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209840945U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624106A (en) * | 2021-08-02 | 2021-11-09 | 山东丰源汽车科技有限公司 | Symmetry detection tool for lug holes of direction joints |
-
2019
- 2019-07-03 CN CN201921027875.5U patent/CN209840945U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624106A (en) * | 2021-08-02 | 2021-11-09 | 山东丰源汽车科技有限公司 | Symmetry detection tool for lug holes of direction joints |
| CN113624106B (en) * | 2021-08-02 | 2023-08-18 | 山东丰源汽车科技有限公司 | Direction joint earhole symmetry detects frock |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105158064A (en) | Counterforce loading frame for multifunctional self-balancing type continuous beam test | |
| CN110487158B (en) | Coupler centering detection device | |
| CN209840945U (en) | Shaft key groove symmetry measuring device | |
| CN105067257B (en) | For the Multifunctional test equipment of test pulley | |
| CN103206603A (en) | Leveling method of supporting platform | |
| CN210713862U (en) | Temporary supporting device of large-span truss | |
| CN218329808U (en) | Roundness measuring equipment is used in production of triangle riding wheel | |
| CN213543454U (en) | Cylindrical part deflection detection device | |
| CN107123450B (en) | Friction force test device for control rod guide cylinder of in-pile member | |
| CN106225651B (en) | The multi-faceted pressure vessel angularity measuring device of automatic digital display | |
| CN102020207A (en) | Flange type full slewing heavy duty crane installation method | |
| CN103394732A (en) | Drilling and positioning fixture for measuring residual stress by puncture method | |
| CN205066606U (en) | Rotation type gage block fixed bolster | |
| CN207703993U (en) | A kind of motor performance test device | |
| CN102451969B (en) | Device and method for repairing marine adjustable pitch oar | |
| CN109520475B (en) | Levelness measuring and calculating method in reactor internals installation process | |
| CN218973850U (en) | Portable counter-force device for jack calibration | |
| CN201833298U (en) | Repair device for marine pitch-adjustable paddles | |
| CN220602411U (en) | Template straightness measuring device that hangs down based on guiding ruler | |
| CN206803909U (en) | Spline rod distance measurement auxiliary fixture | |
| CN215482393U (en) | Hanging basket sling adjuster for bridge construction | |
| CN205940420U (en) | Concentric measuring device of centrifugal pump with adjustable | |
| CN110108527A (en) | A kind of location structure being exclusively used in distance scaling instrument | |
| CN207215450U (en) | A kind of shield duct piece resistance to compression detection means | |
| CN219038389U (en) | Window glass lifter slider check out test set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |