CN111174661B - Hole center distance measuring device for vertically intersected holes - Google Patents
Hole center distance measuring device for vertically intersected holes Download PDFInfo
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- CN111174661B CN111174661B CN202010068582.2A CN202010068582A CN111174661B CN 111174661 B CN111174661 B CN 111174661B CN 202010068582 A CN202010068582 A CN 202010068582A CN 111174661 B CN111174661 B CN 111174661B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
- G01B5/143—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures between holes on a workpiece
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention particularly relates to a hole center distance measuring device for vertically intersected holes, which comprises a base plate, a main vertical support, a main horizontal support, an auxiliary horizontal support, a first connecting frame, a second connecting frame, a first measuring rod and a second measuring rod, wherein the base plate is provided with a plurality of holes; the main vertical support is in sliding connection with the base plate along the horizontal direction, the main horizontal support is in sliding connection with the main vertical support along the vertical direction, the auxiliary horizontal support and the second connecting frame are in sliding connection with the main horizontal support along the horizontal direction, the sliding directions of the auxiliary horizontal support and the second connecting frame are consistent, the first connecting frame is in sliding connection with the auxiliary horizontal support along the horizontal direction, the sliding directions of the first connecting frame and the second connecting frame are mutually vertical, the first measuring rod is in sliding connection with the first connecting frame along the vertical direction, and the second measuring rod is fixedly connected with the second connecting frame; set firmly on the first gauge rod and be conical first gauge head, set firmly on the second gauge rod and be conical second gauge head, the axis of first gauge head and second gauge head all is towards horizontal direction and mutually perpendicular, the tip of first gauge head and second gauge head sets up relatively.
Description
Technical Field
The invention belongs to the technical field of hole machining and measurement, and particularly relates to a hole center distance measuring device for vertically intersected holes.
Background
With the continuous improvement of mechanical production technology, the requirements of users on products gradually increase, and the relative requirements on measurement aspects in mechanical production are also higher and higher, such as the hole center distance of vertically intersecting holes, and the like, the original measurement requirements on the aspects are not very high, only a traditional measurement tool such as a vernier caliper or a hole distance measurement ruler is needed, for example, the hole distance measurement ruler can roughly measure the hole center distance between the vertically intersecting holes, and whether the comparison requirements meet the requirements or not, but because the holes of the type have higher and higher requirements in the current machining, the precision of the vernier caliper measurement hole is not very high, although the corresponding numerical value can be obtained through measurement, the accurate value is difficult to obtain, and the requirements are not matched with the requirements which are continuously improved, and the hole distance measurement ruler can better obtain the hole center distance between the vertically intersecting holes, but is influenced by the structure of the workpiece, the hole center distance of most of the vertically intersected holes is difficult to measure in an all-round mode, so that the traditional measuring tool is inconvenient to measure or low in efficiency and accuracy. The existing high-precision measuring devices can meet the requirements, such as accurate measurement of three-coordinate measurement, and have high precision, but the detection cost is high, and the existing high-precision measuring devices are not suitable for large-scale detection.
Disclosure of Invention
The invention provides a hole center distance measuring device for vertically intersected holes, which aims to solve the problems of inconvenience in operation, low detection efficiency and low detection precision of the traditional measuring tool for detecting the hole center distance of the vertically intersected holes in the prior art.
In order to solve the technical problem, the technical scheme adopted by the invention is that the hole center distance measuring device of the vertically intersected holes comprises a base plate, a main vertical support, a main horizontal support, an auxiliary horizontal support, a first connecting frame, a second connecting frame, a first measuring rod, a second measuring rod, a first measuring head and a second measuring head;
the main vertical support is connected with the base plate in a sliding mode along the horizontal direction, the main horizontal support is connected with the main vertical support in a sliding mode along the vertical direction, the auxiliary horizontal support and the second connecting frame are connected with the main horizontal support in a sliding mode along the horizontal direction, the sliding directions of the auxiliary horizontal support and the second connecting frame are consistent, the first connecting frame is connected with the auxiliary horizontal support in a sliding mode along the horizontal direction, the sliding directions of the first connecting frame and the second connecting frame are mutually perpendicular, the first measuring rod is connected with the first connecting frame in a sliding mode along the vertical direction, the first measuring head is fixedly arranged on the first measuring rod, the second measuring rod is fixedly connected with the second connecting frame, and the second measuring head is fixedly arranged on the second measuring rod;
the first measuring head and the second measuring head are both conical, the axes of the first measuring head and the second measuring head face to the horizontal direction and are perpendicular to each other, and the small ends of the first measuring head and the second measuring head are arranged oppositely.
Preferably, the main vertical support and the base plate, the main horizontal support and the main vertical support, the auxiliary horizontal support and the main horizontal support, the second connecting frame and the main horizontal support, the first connecting frame and the auxiliary horizontal support, and the first measuring rod and the first connecting frame are in sliding connection through a sliding groove and a sliding block structure. The sliding groove and the sliding block are simple and reliable in structure, convenient to operate and low in cost.
Preferably, the sliding grooves are formed in the periphery of the base plate; the auxiliary horizontal support can be arranged along two sides of the main horizontal support in a sliding mode. The measuring positions of the main vertical support and the auxiliary horizontal support can be conveniently adjusted, the measuring flexibility and the measuring precision of the hole center distance measuring device are improved, and the application range of the hole center distance measuring device is expanded.
Preferably, the sliding groove is a cross sliding groove. The sliding precision of each part is effectively improved, and the measurement precision of the hole center distance measuring device is improved.
Preferably, a locking piece is arranged on the sliding block and comprises a locking screw, and when the locking screw is tightly contacted with the sliding groove, the sliding block is locked and positioned on the sliding groove. The locking piece is simple and reliable in structure, convenient to operate and low in cost, reliability and stability of locking and positioning of all the parts when the hole center distance measuring device is used for measuring are improved, and measuring accuracy of the hole center distance measuring device is improved.
Furthermore, scales are marked on two sides of the first measuring rod and the second measuring rod along the vertical direction. When the first measuring head and the second measuring head are respectively positioned in two holes to be measured which are vertical to each other, the distance from the first measuring head to the reference surface is obtained by the scale on the first measuring rod, the distance from the second measuring head to the reference surface is obtained by the scale on the second measuring rod, the difference value of the distances is the hole center distance between the two holes which are vertical to each other, the scales of the first measuring rod and the second measuring rod are convenient for reading numerical values, and the measuring precision is improved.
Further, the second measuring rod is fixedly connected with the second connecting frame through an auxiliary rod, and two ends of the auxiliary rod are fixedly connected with the second measuring rod and the second connecting frame through threaded connection respectively. The auxiliary rod is convenient for assembling the second measuring rod and the second connecting frame, scales are arranged on two sides of the second measuring rod along the vertical direction, and the auxiliary rod is convenient for visually reading the scale on the second measuring rod.
Has the advantages that: the hole center distance measuring device for the vertically intersected holes, disclosed by the invention, solves the problem that the hole center distance of the vertically intersected holes can be obtained only by measuring the hole center distance for many times by a traditional measuring tool, can directly measure the hole center distance between the vertically intersected holes, so that the measurement is more convenient, and simultaneously, the problem that the numerical error of measurement of different measuring personnel is too large is also solved, so that the influence of manual operation is basically ignored, the hole center distance measuring device is high in detection precision and accurate in data, simple and reliable in structure and lower in cost; according to the hole center distance measuring device for the vertically intersected holes, all sliding parts are connected in a sliding mode through the sliding groove and the sliding block structure, the sliding groove is a cross sliding groove, sliding precision of all the parts is effectively improved, and meanwhile measuring precision of the hole center distance measuring device is improved; the hole center distance measuring device of the vertical intersecting holes has the advantages that the locking piece is simple and reliable in structure, convenient to operate and low in cost, the reliability and the stability of locking and positioning of all the parts during measurement of the hole center distance are improved, and the measuring accuracy of the hole center distance measuring device is improved.
Drawings
FIG. 1 is a schematic perspective view of a hole center distance measuring device for vertically intersecting holes according to the present invention;
FIG. 2 is a schematic perspective view of another angle of the hole center distance measuring device of the present invention for perpendicularly intersecting holes;
FIG. 3 is a schematic view of the three-dimensional structure of the hole center distance measuring device of the present invention;
FIG. 4 is an exploded view of the chute and slide block structure of the pitch measuring apparatus of the present invention for vertically intersecting holes;
FIG. 5 is a schematic perspective view of a first measuring rod of the hole center distance measuring device of the present invention;
FIG. 6 is a schematic perspective view of a workpiece to be measured of the hole center distance measuring device of the present invention;
in the figure: 1. the measuring device comprises a base plate, 2, a main vertical support, 3, a main horizontal support, 4, an auxiliary horizontal support, 5, a first connecting frame, 6, a second connecting frame, 7, an auxiliary rod, 8, a first measuring rod, 9, a second measuring rod, 10, a first measuring head, 11, a second measuring head, 12, a sliding groove and a sliding block structure, 12-1, a sliding groove, 12-2, a sliding block, 13, a locking screw, 14, scales, 15, a workpiece to be measured, 15-1, a hole to be measured, 15-2 and a reference surface.
Detailed Description
Examples
As shown in fig. 1 to 5, a hole center distance measuring device for a vertically intersecting hole includes a substrate 1, a main vertical support 2, a main horizontal support 3, an auxiliary horizontal support 4, a first connecting frame 5, a second connecting frame 6, a first measuring rod 8, a second measuring rod 9, a first measuring head 10, and a second measuring head 11; the main vertical support 2 is connected with the base plate 1 in a sliding mode along the horizontal direction, the main horizontal support 3 is connected with the main vertical support 2 in a sliding mode along the vertical direction, the auxiliary horizontal support 4 and the second connecting frame 6 are connected with the main horizontal support 3 in a sliding mode along the horizontal direction, the sliding directions of the auxiliary horizontal support 4 and the second connecting frame 6 are consistent, the first connecting frame 5 is connected with the auxiliary horizontal support 4 in a sliding mode along the horizontal direction, the sliding directions of the first connecting frame 5 and the second connecting frame 6 are mutually perpendicular, the first measuring rod 8 is connected with the first connecting frame 5 in a sliding mode along the vertical direction, the first measuring head 10 is fixedly arranged on the first measuring rod 8, the second measuring rod 9 is fixedly connected with the second connecting frame 6 through the auxiliary rod 7, and two ends of the auxiliary rod 7 are fixedly connected with the second measuring rod 9 and the second connecting frame 6 through threaded connection respectively, the second measuring head 11 is fixedly arranged on the second measuring rod 9; scales 14 are engraved on two sides of the first measuring rod 8 and the second measuring rod 9 along the vertical direction; the first measuring head 10 and the second measuring head 11 are both conical, the axes of the first measuring head 10 and the second measuring head 11 face the horizontal direction and are perpendicular to each other, and the small ends of the first measuring head 10 and the second measuring head 11 are arranged oppositely.
Specifically, as shown in fig. 1 to 4, the main vertical support 2 and the substrate 1, the main horizontal support 3 and the main vertical support 2, the auxiliary horizontal support 4 and the main horizontal support 3, the second connecting frame 6 and the main horizontal support 3, the first connecting frame 5 and the auxiliary horizontal support 4, and the first measuring rod 8 and the first connecting frame 5 are all slidably connected through a sliding chute and a sliding block structure 12; in order to improve the sliding precision of each part, the sliding groove 12-1 is a cross sliding groove, and the sliding block 12-2 is a cross sliding block matched with the cross sliding groove; in order to improve the positioning reliability and stability of each part, a locking part is arranged on the sliding block 12-2, the locking part comprises a locking screw 13, and when the locking screw 13 is tightly contacted with the sliding groove 12-1, the sliding block 12-2 is locked and positioned on the sliding groove 12-1;
as shown in fig. 1 to 3, in order to improve the measurement flexibility and expand the application range of the hole center distance measuring device, the sliding grooves 12-1 are formed around the substrate 1; the auxiliary horizontal support 4 can be arranged along two sides of the main horizontal support 3 in a sliding mode.
As shown in fig. 6, the periphery of the workpiece 15 to be measured of the embodiment penetrates through the holes 15-1 to be measured, the axis of each hole 15-1 to be measured faces the horizontal direction, and the axes of the holes 15-1 to be measured on the adjacent surfaces of the workpiece 15 to be measured are perpendicular to each other.
The measuring steps of the hole center distance measuring device are as follows:
1) placing the hole center distance measuring device on a horizontal measuring table, namely, contacting the substrate 1 with the horizontal measuring table, and then placing the workpiece 15 to be measured on the substrate 1;
2) as shown in fig. 1 to 3, sliding the main vertical support 2 along the chute 12-1 of the substrate 1, sliding the main horizontal support 3 along the chute 12-1 of the main vertical support 2, and sliding the second connecting frame 6 along the chute 12-1 of the main horizontal support 3 until the second connecting frame 6 drives the second measuring head 11 to be positioned in the first hole 15-1 to be measured of the workpiece 15 to be measured, and then locking the main vertical support 2, the main horizontal support 3 and the locking screw 13 on the second connecting frame 6 to fix the second measuring head 11; then sliding the auxiliary horizontal support 4 along the chute 12-1 of the main horizontal support 3, sliding the first connecting frame 5 along the chute 12-1 of the auxiliary horizontal support 4, sliding the first measuring rod 8 along the chute 12-1 of the first connecting frame 5 until the first measuring rod 8 drives the first measuring head 10 to be positioned in a second hole 15-1 to be measured of the workpiece 15 to be measured, which is perpendicular to the first hole 15-1 to be measured, and then locking the auxiliary horizontal support 4, the first connecting frame 5 and the locking screw 13 on the first measuring rod 8 to fix the first measuring head 10;
3) setting the upper surface of a workpiece 15 to be measured as a measurement reference surface 15-2, reading the distance from a first measuring head 10 to the reference surface 15-2 by a scale 14 on a first measuring rod 8, reading the distance from a second measuring head 11 to the reference surface 15-2 by the scale 14 on a second measuring rod 9, wherein the difference value of the distances is the distance between the two mutually perpendicular first holes 15-1 and second holes 15-1 to be measured on the workpiece 15 to be measured;
4) and repeating the steps 2) and 3) until the hole center distance between the mutually vertical holes 15-1 to be measured on the workpiece 15 to be measured is measured.
Note that in step 2), for convenience of measurement, the main vertical support 2 may be slid along the sliding groove 12-1 around the base plate 1, the sub horizontal support 4 may be slid along one side of the main horizontal support 3, or the sub horizontal support 4 may be reassembled to be slid along the other side of the main horizontal support 3 to adjust the direction of the small end of the first measuring head 10 to be opposite to the direction before reassembly, or the second connecting frame 6 may be reassembled to adjust the direction of the small end of the second measuring head 11 to be opposite to the direction before reassembly, as required.
Claims (7)
1. A hole center distance measuring device of a vertical intersection hole is characterized in that: the measuring device comprises a base plate (1), a main vertical support (2), a main horizontal support (3), an auxiliary horizontal support (4), a first connecting frame (5), a second connecting frame (6), a first measuring rod (8), a second measuring rod (9), a first measuring head (10) and a second measuring head (11);
the main vertical support (2) is connected with the base plate (1) in a sliding way along the horizontal direction, the main horizontal support (3) is connected with the main vertical support (2) in a sliding way along the vertical direction, the auxiliary horizontal bracket (4) and the second connecting bracket (6) are both connected with the main horizontal bracket (3) in a sliding way along the horizontal direction, the sliding directions of the auxiliary horizontal bracket (4) and the second connecting frame (6) are consistent, the first connecting frame (5) is connected with the auxiliary horizontal bracket (4) in a sliding way along the horizontal direction, the sliding directions of the first connecting frame (5) and the second connecting frame (6) are mutually vertical, the first measuring rod (8) is connected with the first connecting frame (5) in a sliding way along the vertical direction, the first measuring head (10) is fixedly arranged on the first measuring rod (8), the second measuring rod (9) is fixedly connected with the second connecting frame (6), and the second measuring head (11) is fixedly arranged on the second measuring rod (9);
the measuring head structure is characterized in that the first measuring head (10) and the second measuring head (11) are conical, the axes of the first measuring head (10) and the second measuring head (11) face the horizontal direction and are perpendicular to each other, and the small ends of the first measuring head (10) and the second measuring head (11) are arranged oppositely.
2. The apparatus of claim 1, wherein: the sliding connection structure is characterized in that sliding connection is formed between the main vertical support (2) and the base plate (1), between the main horizontal support (3) and the main vertical support (2), between the auxiliary horizontal support (4) and the main horizontal support (3), between the second connecting frame (6) and the main horizontal support (3), between the first connecting frame (5) and the auxiliary horizontal support (4), and between the first measuring rod (8) and the first connecting frame (5) through a sliding groove and a sliding block structure (12).
3. The apparatus of claim 2, wherein: the sliding grooves (12-1) are formed in the periphery of the base plate (1); the auxiliary horizontal support (4) can be arranged along two sides of the main horizontal support (3) in a sliding mode.
4. The apparatus of claim 2, wherein: the sliding groove (12-1) is a cross sliding groove.
5. The apparatus of claim 2, 3 or 4, wherein: the sliding block (12-2) is provided with a locking piece, the locking piece comprises a locking screw (13), and when the locking screw (13) is in contact with the sliding groove (12-1) and screwed down, the sliding block (12-2) is locked and positioned on the sliding groove (12-1).
6. The apparatus of claim 1, wherein: scales (14) are arranged on two sides of the first measuring rod (8) and the second measuring rod (9) in a carving mode in the vertical direction.
7. The pitch measurement device of a perpendicularly intersecting hole according to claim 1 or 6, wherein: the second measuring rod (9) is fixedly connected with the second connecting frame (6) through an auxiliary rod (7), and two ends of the auxiliary rod (7) are fixedly connected with the second measuring rod (9) and the second connecting frame (6) through threads respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010068582.2A CN111174661B (en) | 2020-01-21 | 2020-01-21 | Hole center distance measuring device for vertically intersected holes |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010068582.2A CN111174661B (en) | 2020-01-21 | 2020-01-21 | Hole center distance measuring device for vertically intersected holes |
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| CN111174661A CN111174661A (en) | 2020-05-19 |
| CN111174661B true CN111174661B (en) | 2021-08-24 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111947541B (en) * | 2020-07-10 | 2021-12-21 | 江苏理工学院 | Detection method of trapezoidal table size detection device |
| CN112097597A (en) * | 2020-09-16 | 2020-12-18 | 江苏理工学院 | Size detection device for thin-wall part |
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| CN209326540U (en) * | 2019-03-06 | 2019-08-30 | 浙江亚磊型钢冷拔有限公司 | A kind of hole-distance detecting device of linear guide |
| CN209673013U (en) * | 2019-04-26 | 2019-11-22 | 江苏盛唐医疗器械有限公司 | A kind of bone plate pitch of holes cubing |
| CN110095045A (en) * | 2019-06-19 | 2019-08-06 | 中铁检验认证中心有限公司 | A kind of device and its manufacture craft of center distance between holes |
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| US2693033A (en) * | 1950-12-05 | 1954-11-02 | Jr Hobart William Acker | Instrument for checking the distance between holes of different diameters |
| US3023510A (en) * | 1958-05-26 | 1962-03-06 | Jr Gaetano D Ambrose | Attachment for depth micrometer |
| DE2030765A1 (en) * | 1970-06-23 | 1971-12-30 | Chow J | Caliper with auxiliary organs |
| US3837085A (en) * | 1971-12-13 | 1974-09-24 | Zero Gage Co | Range-extension device for double-probe hole-location and concentricity gauge |
| CN201081678Y (en) * | 2007-08-21 | 2008-07-02 | 上海宝钢设备检修有限公司 | Hole pitch measuring tool for holes not in the same plane with center line perpendicular to each other |
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