CN216308858U - Cross-rod distance measuring instrument for involute spline - Google Patents
Cross-rod distance measuring instrument for involute spline Download PDFInfo
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- CN216308858U CN216308858U CN202122948220.5U CN202122948220U CN216308858U CN 216308858 U CN216308858 U CN 216308858U CN 202122948220 U CN202122948220 U CN 202122948220U CN 216308858 U CN216308858 U CN 216308858U
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- involute spline
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Abstract
The utility model discloses a cross-rod distance measuring instrument for an involute spline, which comprises a measuring platform, wherein a supporting seat is arranged on the measuring platform, a measuring tool with a cavity inside is arranged on the supporting seat, profiling teeth corresponding to the involute spline are arranged on the inner wall of the cavity of the measuring tool, a dial indicator is arranged on the side wall of the measuring tool, and a measuring head of the dial indicator penetrates through the measuring tool and is connected to the profiling teeth. The device is simple in structure, convenient to operate and capable of being used rapidly by inexperienced personnel, so that the measurement time is shortened by more than thirty seconds.
Description
Technical Field
The utility model relates to the technical field of mechanical engineering, in particular to a cross-rod distance measuring instrument for an involute spline.
Background
The spline connection is a connection structure capable of transmitting power, and is widely used in the prior art. In particular, involute splines, which have good connection properties, are more commonly used. The involute spline needs to be guaranteed to have higher precision in the production process to satisfy the user demand of spline. When the involute spline is measured, the cross-rod distance at the pitch circle is an important measurement element of the involute spline. In the prior art, the measurement is generally carried out by matching a pitch circle rod with a common ball head micrometer when the cross-rod distance of the involute spline is measured, the requirement of operators is high in the measurement mode, the detection time is long, the spline is difficult to measure, and the measurement error is large.
SUMMERY OF THE UTILITY MODEL
For solving prior art's not enough, this application provides an involute spline with striding excellent apart from appearance, including measuring platform, the last supporting seat that sets up of measuring platform, set up the measuring tool that an inside has the cavity on the supporting seat, set up on the inner wall of measuring tool cavity with the profile modeling tooth that the involute spline corresponds, set up the amesdial on the lateral wall of measuring tool, the measuring head of amesdial passes the measuring tool and is connected to profile modeling tooth department.
Furthermore, the cavity of the measuring tool is a cavity which is communicated up and down, the supporting seat is provided with an adjusting component, and the adjusting component is installed at the bottom of the cavity and used for adjusting the position of a part to be detected in the cavity.
Furthermore, the adjusting component comprises a positioning sleeve and an adjusting bolt, a mounting hole which is through from top to bottom is formed in the supporting seat, the positioning sleeve is mounted in the mounting hole and connected to the bottom wall of the measuring tool, and the adjusting bolt is movably arranged on the positioning sleeve and used for supporting a part to be detected, which is placed in the cavity of the measuring tool.
Furthermore, a movable space is formed inside the positioning sleeve and is communicated with the cavity of the measuring tool, and a supporting end face is formed at the end part of the adjusting bolt and can move in the movable space of the positioning sleeve and the cavity of the measuring tool.
Furthermore, an auxiliary measuring head is further arranged in the cavity of the measuring tool, and the auxiliary measuring head is arranged at the position of the profiling tooth at the position opposite to the measuring head of the dial indicator.
Further, the cross-rod distance measuring instrument for the involute spline further comprises a calibration standard part, and the calibration standard part is movably arranged on the measuring platform and used for calibrating initial data of the dial indicator.
The application has the advantages that: the provided cross-rod distance measuring instrument for the involute spline is simple in structure, convenient to operate and capable of being used rapidly by inexperienced personnel, so that the measuring time is shortened by more than thirty seconds.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a cross-bar distance measuring instrument for an involute spline according to the present application;
fig. 2 is a schematic view of fig. 1 from another view angle.
Labeled as: 10. measuring platform, 11, supporting seat, 12, measuring tool, 121, cavity, 122, profiling tooth, 13, dial indicator, 131, measuring head, 14, locating sleeve, 15, adjusting bolt, 16 and auxiliary measuring head.
Detailed Description
The utility model will be described in further detail below with reference to the figures and specific embodiments.
Referring to fig. 1-2, the present embodiment provides a span rod distance measuring instrument for an involute spline, including a measuring platform 10, a supporting seat 11 is disposed on the measuring platform 10, a measuring tool 12 having a cavity 121 therein is disposed on the supporting seat 11, a profiling tooth 122 corresponding to the involute spline is disposed on an inner wall of the measuring tool cavity 121, a dial indicator 13 is disposed on a side wall of the measuring tool 12, and a measuring head 131 of the dial indicator 13 passes through the measuring tool and is connected to the profiling tooth 122.
Specifically, the cavity 121 of the measuring tool is a cavity which is through up and down, the supporting seat 111 is provided with an adjusting component, and the adjusting component is mounted at the bottom of the cavity 121 and used for adjusting the position of a part to be detected placed in the cavity.
Particularly, the adjusting part includes position sleeve 14 and adjusting bolt 15, sets up the mounting hole that link up from top to bottom on the supporting seat 11, and position sleeve 14 installs and just is connected to the diapire of measuring tool 12 in the mounting hole, and adjusting bolt 15 activity sets up and is used for supporting the part of waiting to detect of placing in the measuring tool cavity on position sleeve 14.
Preferably, the positioning sleeve 14 is formed with a movable space inside, the movable space is communicated with the cavity 121 of the gauge, and the end of the adjusting bolt 15 is formed with a supporting end face and is movable in the positioning sleeve movable space and the gauge cavity.
Specifically, the auxiliary probe 16 is further provided in the cavity 121 of the gauge, and the auxiliary probe 16 is provided at the copying teeth 122 at a position facing the measuring head 131 of the dial gauge.
In addition, the cross-rod distance measuring instrument for the involute spline further comprises a calibration standard part, and the calibration standard part is movably arranged on the measuring platform and used for calibrating initial data of the dial indicator.
The working principle is as follows: designing the size of a measuring tool according to involute spline parameters to be detected and manufacturing a corresponding calibration standard part, placing the calibration standard part in the measuring tool 12, marking a span rod distance tolerance range on a dial indicator 13 through debugging, adjusting the height of an adjusting bolt 15, determining the position of the spline to be detected in a measuring tool cavity by the height, finally placing a part to be detected in the measuring tool cavity, wherein the part is qualified if a pointer of the dial indicator 13 is in the tolerance range, and the part is out of tolerance if the pointer is not in the tolerance range.
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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides an involute spline is with striding stick apart from appearance, includes measuring platform, its characterized in that: the measuring tool is characterized in that a supporting seat is arranged on the measuring platform, a measuring tool with a cavity inside is arranged on the supporting seat, profile modeling teeth corresponding to the involute splines are arranged on the inner wall of the cavity of the measuring tool, a dial indicator is arranged on the side wall of the measuring tool, and a measuring head of the dial indicator penetrates through the measuring tool and is connected to the profile modeling teeth.
2. The involute spline rod span gauge according to claim 1, wherein: the measuring tool is characterized in that the cavity of the measuring tool is a cavity which is communicated up and down, the supporting seat is provided with an adjusting component, and the adjusting component is installed at the bottom of the cavity and used for adjusting the position of a part to be detected placed in the cavity.
3. The involute spline rod span gauge according to claim 2, wherein: the adjusting component comprises a positioning sleeve and an adjusting bolt, a mounting hole which is through from top to bottom is formed in the supporting seat, the positioning sleeve is mounted in the mounting hole and connected to the bottom wall of the measuring tool, and the adjusting bolt is movably arranged on the positioning sleeve and used for supporting a part to be detected, which is placed in the cavity of the measuring tool.
4. The involute spline rod span gauge according to claim 3, wherein: the measuring tool is characterized in that a movable space is formed inside the positioning sleeve and communicated with the cavity of the measuring tool, and a supporting end face is formed at the end part of the adjusting bolt and can move in the movable space of the positioning sleeve and the cavity of the measuring tool.
5. The involute spline rod span gauge according to claim 1, wherein: and an auxiliary measuring head is also arranged in the cavity of the measuring tool and is arranged at the position of the copying teeth at the position opposite to the measuring head of the dial indicator.
6. The involute spline rod span gauge according to claim 1, wherein: the involute spline cross-bar distance measuring instrument further comprises a calibration standard part, and the calibration standard part is movably arranged on the measuring platform and used for calibrating initial data of the dial indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122948220.5U CN216308858U (en) | 2021-11-29 | 2021-11-29 | Cross-rod distance measuring instrument for involute spline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122948220.5U CN216308858U (en) | 2021-11-29 | 2021-11-29 | Cross-rod distance measuring instrument for involute spline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216308858U true CN216308858U (en) | 2022-04-15 |
Family
ID=81082180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122948220.5U Active CN216308858U (en) | 2021-11-29 | 2021-11-29 | Cross-rod distance measuring instrument for involute spline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216308858U (en) |
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2021
- 2021-11-29 CN CN202122948220.5U patent/CN216308858U/en active Active
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