CN212482348U - Measuring device for deep hole height difference - Google Patents
Measuring device for deep hole height difference Download PDFInfo
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- CN212482348U CN212482348U CN202021506120.6U CN202021506120U CN212482348U CN 212482348 U CN212482348 U CN 212482348U CN 202021506120 U CN202021506120 U CN 202021506120U CN 212482348 U CN212482348 U CN 212482348U
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- mounting plate
- deep hole
- mounting
- sliding block
- block
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Abstract
The utility model discloses a measuring device for deep hole height difference, which comprises a mounting plate and a supporting frame, wherein the supporting frame is fixed on two sides of the mounting plate; a linear guide rail is arranged on the mounting plate; the sliding block is movably arranged on the linear guide rail; the lower part of the mounting plate is also provided with a mounting block; an electronic dial indicator is also arranged on the sliding block; the lower end of the electronic dial indicator is provided with a measuring pin, and the sliding block is also provided with a plurality of centering elements; the ejector sleeve is arranged in the centering element at the lower side; the side of the sliding block is also provided with a mandril; the ejector rod can slide in a sliding groove arranged on the mounting plate. The utility model provides a pair of measuring device of deep hole difference in height, it measures accurate, simple to use, installation convenient, can realize the measurement to the hole depth difference in height.
Description
Technical Field
The utility model belongs to the technical field of measuring device, concretely relates to deep hole difference in height measuring device.
Background
In industrial processes, the depth of the device hole is often highly accurate, which requires accurate measurement of the hole depth. At present, the common method for measuring the hole depth adopts an indirect measurement method, and because each measurement has a certain error, the error accumulation causes the final measurement result to have low precision.
For example, publication No. CN207923099U discloses a workpiece depth measuring device, which comprises a measuring instrument, a telescopic detection pin, a fixing jig, a fixing base, a connection column, an annular limit boss, a limit notch, a transverse adjusting block, a first fixing screw, an installation thin block, and a clamping column. The device directly erects the depth measuring instrument on the equipment rack through the fixed jig, directly carries out the depth measurement to the work piece, realizes the quick adjustment to the distance between depth measuring instrument and the fixed baseplate by horizontal regulating block. Although the device installs the measuring instrument on the equipment frame, the installation time is saved, the measuring method of the device adopts indirect measurement essentially, and the measuring instrument cannot adjust the stroke in the vertical direction.
To above circumstances, the measuring device of deep hole difference in height that has the measurement accuracy, simple to use, the convenient advantage of installation now needs.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a measuring device of deep hole difference in height has the advantage of measuring accuracy, simple to use, installation are convenient, can realize the measurement to the hole depth difference in height.
The utility model provides a following technical scheme:
the utility model provides a measuring device of deep hole difference in height, includes mounting panel and support frame: the support frame is fixed on two sides of the mounting plate; a linear guide rail is arranged on the mounting plate; the sliding block is movably arranged on the linear guide rail; the lower part of the mounting plate is also provided with a mounting block; the sliding block is also provided with an electronic dial indicator; the lower end of the electronic dial indicator is provided with a measuring pin, and the sliding block is also provided with a plurality of centering elements; the ejector sleeve is arranged in the centering element; the side of the sliding block is also provided with a mandril; the ejector rod can slide in a sliding groove formed in the mounting plate.
Preferably, the sliding groove is provided with a groove for inserting a limit pin.
Preferably, the mounting block is provided with a clamping groove for mounting a workpiece.
The utility model discloses a profitable effect:
the utility model can movably install the ejector rod in the chute, so that the position of the electronic dial indicator in the vertical direction can be adjusted, and workpieces with different heights can be conveniently measured; the added limit pin ensures that the position of the moved ejector rod can be fixed, thereby avoiding deviation; the centering element is added on the sliding block, so that a measuring pin and a driver barrel of the electronic dial indicator are always parallel to the linear guide rail, and errors caused by eccentricity during measurement are avoided; after the device is corrected once, measurement can be repeated for many times without repeated correction and zero clearing. The utility model discloses accomplish to measure accurate, simple to use, installation convenient, can realize the measurement to the hole depth difference in height.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of the measurement method of the present invention.
Description of reference numerals:
1. an electronic dial indicator; 2. mounting a plate; 3. a top rod; 4. a chute; 5. a spacing pin; 6. a centering element; 7. Mounting blocks; 8. a ejector sleeve; 9. a slider; 10. measuring a needle; 11. a linear guide rail; 12. a support frame.
Detailed Description
As shown in the figure, the measuring device for the deep hole height difference comprises a mounting plate 2 and a support frame 12, wherein the support frame 12 is fixed on two sides of the mounting plate 2; the mounting plate 2 is provided with a linear guide rail 11; the slide block 9 is movably arranged on the linear guide rail 11; the lower part of the mounting plate 2 is also provided with a mounting block 7; the mounting block 7 is provided with a clamping groove for mounting a workpiece.
The sliding block 9 is also provided with an electronic dial indicator 1, and the electronic dial indicator 1 is also provided with a display screen for displaying a measured value; the slide block 9 is also provided with a plurality of centering elements 6, and when the electronic dial indicator 1 is installed, the measuring needle 10 penetrates through the upper centering elements 6; inserted into the ejector 8 mounted in the lower centering element 6, so that the stylus 10 is always kept parallel to the linear guide 11, avoiding errors due to eccentricity during measurement.
The side of the slide block 9 is also provided with a mandril 3; the ejector rod 3 can slide in a sliding groove 4 arranged on the mounting plate 2; be equipped with on the spout 4 and be used for 5 male recesses of spacer pin, spacer pin 5 supports on 3 surfaces of ejector pin, and after 3 position determination of ejector pin, it is fixed to guarantee that 3 positions of ejector pin are fixed through screwing up spacer pin 5.
The utility model discloses a working method: when the depth of a workpiece hole is measured, two height difference values exist, and the height difference between the bottom of the deep hole and the upper surface is called H2; the difference in height between the bottom of the recess and the lower surface is referred to as H1.
1) When H2 is measured, the ejector rod 3 is placed at the lower end in the sliding groove 4, the limiting pin 5 is screwed down, the workpiece is clamped in the clamping groove of the mounting block 7 after the correction by the correction block and the electronic dial indicator 1 is reset, the measuring pin 10 freely slides into a deep hole of a product, and the value displayed by the electronic dial indicator 1 is the value H2;
2) when H1 is measured, the ejector rod 3 is pushed upwards to the upper end of the sliding groove 4, the limiting pin 5 is screwed down, the measuring pin 10 freely slides to the bottom end, the electronic dial indicator 1 is reset, a workpiece is clamped into the clamping groove of the mounting block 7, the measuring pin 10 freely slides into a product deep hole, and the display value of the dial indicator is the H1 value.
H1 and H2 are measured height difference values of the deep hole of the workpiece.
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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The utility model provides a deep hole difference in height's measuring device, includes mounting panel (2) and support frame (12), its characterized in that: the support frame (12) is fixed on two sides of the mounting plate (2); a linear guide rail (11) is arranged on the mounting plate (2); the slide block (9) is movably arranged on the linear guide rail (11); the lower part of the mounting plate (2) is also provided with a mounting block (7);
the sliding block (9) is also provided with an electronic dial indicator (1); the lower end of the electronic dial indicator (1) is provided with a measuring pin (10), and the sliding block (9) is also provided with a plurality of centering elements (6); the ejector sleeve (8) is arranged in the centering element (6) at the lower side; the side of the sliding block (9) is also provided with a mandril (3); the ejector rod (3) can slide in a sliding groove (4) arranged on the mounting plate (2).
2. The apparatus for measuring deep hole height difference according to claim 1, wherein: and a groove for inserting the limiting pin (5) is formed in the sliding groove (4).
3. The apparatus for measuring deep hole height difference according to claim 1, wherein: and a clamping groove for mounting a workpiece is formed in the mounting block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021506120.6U CN212482348U (en) | 2020-07-27 | 2020-07-27 | Measuring device for deep hole height difference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021506120.6U CN212482348U (en) | 2020-07-27 | 2020-07-27 | Measuring device for deep hole height difference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212482348U true CN212482348U (en) | 2021-02-05 |
Family
ID=74452843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021506120.6U Active CN212482348U (en) | 2020-07-27 | 2020-07-27 | Measuring device for deep hole height difference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212482348U (en) |
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2020
- 2020-07-27 CN CN202021506120.6U patent/CN212482348U/en active Active
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