CN216977750U - Measuring device for depth of circular hole inner ring groove - Google Patents
Measuring device for depth of circular hole inner ring groove Download PDFInfo
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- CN216977750U CN216977750U CN202221287932.5U CN202221287932U CN216977750U CN 216977750 U CN216977750 U CN 216977750U CN 202221287932 U CN202221287932 U CN 202221287932U CN 216977750 U CN216977750 U CN 216977750U
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Abstract
The utility model belongs to the technical field of inner ring groove depth measurement, and provides a measuring device for the depth of a circular hole inner ring groove, which comprises a bottom plate, wherein a counting assembly is fixedly arranged on one side of the bottom plate, and a detection assembly is arranged on the other side of the bottom plate; the detecting component comprises a mounting seat fixedly mounted on the bottom plate, a mounting head is detachably mounted on the mounting seat, a measuring rod used for detecting the depth of the circular hole inner ring groove is eccentrically and slidably arranged on the mounting head, the front end of the measuring rod extends to the outside of the mounting head and is provided with a blocking head, the rear end of the measuring rod extends to the outside of the mounting head and is fixedly connected with an adjusting nut, the device is simple in structure and convenient to operate, the depth of the circular hole inner ring groove of various parts can be accurately, quickly and inexpensively measured, and the detecting component is suitable for being used for detection of batch production.
Description
Technical Field
The utility model belongs to the technical field of depth measurement of inner circular grooves, and particularly relates to a device for measuring the depth of an inner circular groove in a circular hole.
Background
In the processing of various mechanical parts, the processing of circular holes and inner circular grooves is common; in order to meet the machining requirements, the depth from the orifice plane to the inner ring groove needs to be strictly controlled; therefore, the depth of the circular groove in the circular hole needs to be accurately measured.
Since general measuring instruments such as a vernier caliper and a vernier depth gauge cannot enter the circular hole inner annular groove, the depth of the circular hole inner annular groove is usually measured by using precision measuring equipment such as a three-coordinate system; however, the depth of the circular ring groove in the circular hole is measured by adopting a three-coordinate measuring machine, and a workpiece needs to be unloaded from production equipment and sent to the three-coordinate measuring machine for measurement, so that waiting waste exists; if the measurement result is unqualified, multiple times of adjustment are needed, the operation process is complex, and rapid measurement is inconvenient; the three-coordinate measuring machine is expensive, the investment is large, and the measuring cost is high.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects, the utility model aims to provide the measuring device for measuring the depth of the circular hole inner ring groove of various parts, which can accurately, quickly and at low cost.
In order to solve the technical problems, the utility model provides the following technical scheme:
a measuring device for the depth of a circular hole inner ring groove comprises a bottom plate, wherein a counting assembly is fixedly arranged on one side of the bottom plate, and a detection assembly is arranged on the other side of the bottom plate; the detection assembly comprises a mounting seat fixedly mounted on the bottom plate, a mounting head is detachably mounted on the mounting seat, a measuring rod for detecting the depth of the circular hole inner annular groove is eccentrically and slidably arranged on the mounting head, the front end of the measuring rod extends to the outside of the mounting head and is provided with a blocking head, and the rear end of the measuring rod extends to the outside of the mounting head and is fixedly connected with an adjusting nut; the measuring rod is sleeved with a pressure spring, and two ends of the pressure spring are respectively abutted to the adjusting nut and the mounting head.
The following is a further optimization of the above technical solution of the present invention:
the counting assembly comprises a gauge head seat fixedly installed on the base, a gauge clamping sleeve is installed on the gauge head seat and sleeved on the dial gauge, and a contact of the dial gauge is abutted to the tail end of the measuring rod.
Further: the side wall of the blocking head close to the mounting head is provided with a protruding part, a fan-shaped limiting block matched with the protruding part is arranged at the position, above the measuring rod, of the front end of the mounting head, and the protruding part can be hung and kept still by the fan-shaped limiting block.
Further: the mounting head is mounted inside the mounting seat through a connecting mechanism, the connecting mechanism comprises pin holes formed in the mounting seat and corresponding to the mounting head, and connecting pins are inserted in the pin holes.
Further: the connecting mechanism is provided with a plurality of.
Further: the mounting seat and the watch head seat are both mounted on the bottom plate through fastening screws.
The utility model adopts the technical scheme and has ingenious conception, when the device is used, the adjusting nut is rotated to rotate the measuring rod, so that the blocking head of the measuring rod is fixed on the mounting head through the matching of the convex part and the fan-shaped limiting block and is not moved, then the standard gauge block is inserted into the mounting head, the blocking head is arranged on the fan-shaped limiting block at the moment and does not interfere with the standard gauge block, the standard gauge block can be smoothly sleeved on the mounting head, then the adjusting nut is rotated to rotate the blocking head to the vertical downward direction, the blocking head on the measuring rod can be hooked on the inner wall of the deep groove of the standard gauge block due to the eccentric mounting of the measuring rod on the mounting head, at the moment, the pressure spring is stressed and tightened due to the fact that the measuring rod moves forwards for a certain distance, at the moment, the dial gauge is adjusted to enable the contact of the dial gauge to be exactly abutted against the rear end of the measuring rod, the dial gauge is zeroed and fixed, after the process is finished, the adjusting nut is rotated again to fix the measuring rod through the fan-shaped limiting block, the workpiece needing to be measured is installed on the installation head in the same mode after the standard gauge block is taken down, the blocking head is put down after the installation is finished, the blocking head is pushed forwards until the blocking head is hooked on the side wall of the deep groove of the workpiece, and the error between the workpiece and the standard gauge block can be obtained by observing the numerical value of the dial indicator at the moment.
The device consists of detachable components, has simple structure, easy manufacture, convenient later maintenance and low use cost; when the device is used, the dial indicator is calibrated to the zero position by using the standard gauge block, and then the workpiece is sleeved in the mounting head to be measured by adopting a comparison method. Therefore, the device is convenient to operate, and has accurate and reliable measurement data and high efficiency.
The device has the advantages of simple structure and convenient operation, can meet the requirements of accurately, quickly and cheaply measuring the depth of the circular hole inner ring groove of various parts on the machining site, and is suitable for detection of batch production.
Drawings
FIG. 1 is a schematic diagram of the general structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the working state of the present invention;
FIG. 4 is a schematic view of the overall structure of the mounting head;
FIG. 5 is a schematic view of the overall structure of the measuring rod;
FIG. 6 is a front view of FIG. 4;
FIG. 7 is a schematic view of the structure of the watch case.
Detailed Description
Example (b): as shown in fig. 1 to 7, a device for measuring the depth of a circular hole inner circular groove comprises a bottom plate 13, wherein a counting assembly is fixedly installed on one side of the bottom plate 13, and a detection assembly is installed on the other side of the bottom plate 13; the detection assembly comprises a mounting seat 3 fixedly mounted on a bottom plate 13, a mounting head 2 is detachably mounted on the mounting seat 3, a measuring rod 1 used for detecting the depth of an annular groove in a circular hole is eccentrically and slidably arranged on the mounting head 2, the front end of the measuring rod 1 extends to the outside of the mounting head 2 and is provided with a blocking head 14, and the rear end of the measuring rod 1 extends to the outside of the mounting head 2 and is fixedly connected with an adjusting nut 6; the measuring rod 1 is sleeved with a pressure spring 15, and two ends of the pressure spring 15 are respectively abutted to the adjusting nut 6 and the mounting head 2.
The counting assembly comprises a gauge head seat 9 fixedly installed on the base, a gauge clamping sleeve 8 is installed on the gauge head seat 9, the gauge clamping sleeve 8 is sleeved on the dial gauge 7, and a contact of the dial gauge 7 is connected with the tail end of the measuring rod 1 in a propping mode.
The side wall of the blocking head 14 close to the mounting head 2 is provided with a protruding part 12, a fan-shaped limiting block 10 matched with the protruding part 12 is arranged at the front end of the mounting head 2 and above the measuring rod 1, and the protruding part 12 can be hung and kept still by the fan-shaped limiting block 10.
The mounting head 2 is mounted inside the mounting base 3 through the connecting mechanism 4, the connecting mechanism 4 comprises pin holes which are formed in the mounting base 3 and correspond to the mounting head 2, and connecting pins are inserted in the pin holes.
The connecting mechanism 4 is provided in plurality.
The mounting seat 3 and the watch head seat 9 are both mounted on a bottom plate 13 through fastening screws 11.
When the device is used, the adjusting nut 6 is rotated to rotate the measuring rod 1, so that the blocking head 14 of the measuring rod 1 is fixed on the mounting head 2 through the matching of the lug boss 12 and the fan-shaped limiting block 10 and is fixed, then the standard gauge block is inserted into the mounting head 2, at the moment, the blocking head 14 is arranged on the fan-shaped limiting block 10 and does not interfere with the standard gauge block, the standard gauge block can be smoothly sleeved on the mounting head 2, then the adjusting nut 6 is rotated to rotate the blocking head 14 to be vertically downward, as the measuring rod 1 is eccentrically arranged on the mounting head 2, the blocking head 14 on the measuring rod 1 can be hooked on the inner wall of the deep groove of the standard gauge block, at the moment, as the measuring rod 1 moves forwards for a certain distance, the stress of the pressure spring 15 can be tightened, at the moment, the dial indicator 7 is adjusted to just abut against the contact of the dial indicator 7 at the rear end of the measuring rod 1, the dial indicator 7 is fixed after being zeroed, after the process is finished, the adjusting nut 6 is rotated again to fix the measuring rod 1 through the fan-shaped limiting block 10, the standard gauge block is taken down, then a workpiece needing to be measured is installed on the installation head 2 in the same mode, the blocking head 14 is placed down after the installation is finished, the workpiece is pushed forwards until the blocking head 14 is hooked on the side wall of the deep groove of the workpiece, the numerical value of the dial indicator 7 is observed at the moment, and the error between the workpiece and the standard gauge block can be obtained.
The device consists of detachable components, has simple structure, easy manufacture, convenient later maintenance and low use cost; when the device is used, the dial indicator 7 is calibrated to a zero position by using the standard gauge block, and then a workpiece is sleeved in the mounting head 2 to be measured by adopting a comparison method. Therefore, the device is convenient to operate, and has accurate and reliable measurement data and high efficiency.
The device has the advantages of simple structure and convenient operation, can meet the requirements of accurately, quickly and cheaply measuring the depth of the circular hole inner ring groove of various parts on the machining site, and is suitable for detection of batch production.
In the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inside", "outside", and the like are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include one or more of that feature. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (6)
1. The utility model provides a measuring device of ring groove degree of depth in round hole, includes bottom plate (13), its characterized in that: a counting assembly is fixedly arranged on one side of the bottom plate (13), and a detection assembly is arranged on the other side of the bottom plate (13);
the detection assembly comprises a mounting seat (3) fixedly mounted on a bottom plate (13), a mounting head (2) is detachably mounted on the mounting seat (3), a measuring rod (1) used for detecting the depth of a circular groove in a circular hole is eccentrically and slidably arranged on the mounting head (2), the front end of the measuring rod (1) extends to the outside of the mounting head (2) and is provided with a blocking head (14), and the rear end of the measuring rod (1) extends to the outside of the mounting head (2) and is fixedly connected with an adjusting nut (6);
the measuring rod (1) is sleeved with a pressure spring (15), and two ends of the pressure spring (15) are respectively connected to the adjusting nut (6) and the mounting head (2) in a propping mode.
2. The apparatus for measuring the depth of the circular groove in the circular hole according to claim 1, wherein: the counting assembly comprises a gauge head seat (9) fixedly installed on the base, a gauge clamping sleeve (8) is installed on the gauge head seat (9), the gauge clamping sleeve (8) is sleeved on the dial indicator (7), and a contact of the dial indicator (7) is connected with the tail end of the measuring rod (1) in a jacking mode.
3. The apparatus for measuring the depth of the circular groove in the circular hole according to claim 1, wherein: the utility model discloses a measuring rod, including stopper head (14), installation head (2), measuring pole (1), fan-shaped stopper (10) that the front end of installation head (2) just is located the position department of measuring pole top and is provided with boss (12), fan-shaped stopper (10) can hang boss (12) and make it keep motionless on one side wall that stopper head (14) are close to installation head (2).
4. The apparatus for measuring the depth of the circular groove in the circular hole according to claim 1, wherein: the mounting head (2) is mounted inside the mounting base (3) through the connecting mechanism (4), the connecting mechanism (4) comprises pin holes which are formed in the mounting base (3) and correspond to the mounting head (2), and connecting pins are inserted in the pin holes.
5. The apparatus for measuring the depth of the circular hole inner ring groove as claimed in claim 4, wherein: the connecting mechanism (4) is provided with a plurality of connecting mechanisms.
6. The apparatus for measuring the depth of the circular hole inner ring groove according to claim 2, wherein: the mounting seat (3) and the watch head seat (9) are mounted on the bottom plate (13) through fastening screws (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221287932.5U CN216977750U (en) | 2022-05-27 | 2022-05-27 | Measuring device for depth of circular hole inner ring groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221287932.5U CN216977750U (en) | 2022-05-27 | 2022-05-27 | Measuring device for depth of circular hole inner ring groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216977750U true CN216977750U (en) | 2022-07-15 |
Family
ID=82341328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221287932.5U Active CN216977750U (en) | 2022-05-27 | 2022-05-27 | Measuring device for depth of circular hole inner ring groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216977750U (en) |
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2022
- 2022-05-27 CN CN202221287932.5U patent/CN216977750U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230816 Address after: Room 407, Intelligent Unmanned System Industrial Park, Kaiyuan Avenue, High tech Industrial Park, Yulin City, Shaanxi Province, 719000 Patentee after: Shaanxi Pugu Cloud Intelligent Technology Co.,Ltd. Address before: 261053 No. 6388, Xihuan Road, Weifang City, Shandong Province Patentee before: SHANDONG VOCATIONAL College OF SCIENCE & TECHNOLOGY |