CN210374937U - Hole center distance measuring device - Google Patents
Hole center distance measuring device Download PDFInfo
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- CN210374937U CN210374937U CN201921156140.2U CN201921156140U CN210374937U CN 210374937 U CN210374937 U CN 210374937U CN 201921156140 U CN201921156140 U CN 201921156140U CN 210374937 U CN210374937 U CN 210374937U
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Abstract
The utility model relates to a hole center distance measuring device, belonging to the technical field of machining; the method comprises the following steps: the measuring device comprises a measuring rod (1), a measuring head I (2), a sliding block (3), a measuring head II (4), a spring (5), a dial indicator (6) and a blocking piece (7); gauge head I cup joints the measuring staff and is fixed in gauge rod one end through the screw, the separation blade maintenance is connected in gauge head II, separation blade direction of extension perpendicular to gauge head II axial direction, gauge head II both ends articulate the one end of 2 springs respectively, side head II puts into slider lower extreme T shape and leads to the groove, the other end of 2 springs articulates respectively in the slider both ends, thereby the position of maintenance gauge head II on the slider, the slider cup joints the measuring staff and is fixed in the gauge rod other end through the screw, the percentage table maintenance is installed in the slider outside, the gauge head of percentage table dabs the separation blade. Compared with the prior art, the utility model can conveniently and rapidly detect the center distance of the two holes; the structure is simple, and the manufacture is convenient; the detection efficiency of batch detection is improved.
Description
Technical Field
The utility model relates to a measuring device of centre-to-centre spacing of hole belongs to machining technical field.
Background
In the machining process, when the holes are uniformly distributed, the hole spacing is measured, the sizes of the holes are measured one by one, and then the hole center distance is calculated; when the size measurement is carried out by applying the existing measuring instrument, the time and labor are wasted, the calculation is needed, the distance L between the two holes is calculated, and whether the distance L is qualified or not is judged according to the comparison of the L and the processing requirement.
The invention mainly comprises that a slide block with a conical measuring head and a hollow middle part is arranged at one end of a measuring rod, a square slide block with a groove and a dial indicator fixing device welded on the left side is arranged at the other end of the measuring rod, bolts capable of fixing springs are arranged on two sides of the square slide block, the conical measuring head with springs and square lower ends is connected in the square slide block through the springs, a stainless steel sheet is fixed in the middle of the front part of the conical measuring head with the springs, a dial indicator is fixed on a dial indicator fixing frame, so that the height of the measuring head of the dial indicator can be contacted with the stainless steel sheet, when the center distance of two holes is measured, a micrometer is used for calibrating the conical measuring head, the two conical measuring heads are put into the two holes and tightly pressed, then the data of the dial indicator is read to judge whether the center distance of the holes meets the.
Disclosure of Invention
The utility model aims at overcoming prior art's defect, in order to solve the problem that wastes time, hard when measuring two hole centre-to-centre distances, provide a measuring device of hole centre-to-centre distance.
The utility model discloses an thought is at the slider of the conical gauge head of measuring staff both ends installation area, when conical gauge head inserted two holes, reads the reading of percentage table, judges with the reading of percentage table whether two hole centre-to-centre spacing is qualified.
The purpose of the utility model is realized through the following technical scheme.
A hole center distance measuring device comprising: the measuring rod, the measuring head I, the sliding block, the measuring head II, the spring, the dial indicator and the blocking piece;
the measuring rod is used for fixedly connecting the side head I and the sliding block and providing fixing support for the side head I and the sliding block; the structure is a straight rod;
the measuring head I is used for measuring a hole of a part to be measured, a through hole is axially formed in the upper portion of the measuring head I and used for penetrating through the measuring rod and freely sliding on the measuring rod, a screw hole is formed above the through hole and used for fixing the relative position of the side head I and the measuring rod through a screw, and the lower end of the through hole is conical and used for being clamped into the hole of the part to be measured;
the slide block is used for fixing and connecting the measuring head II and the dial indicator and providing fixing support for the measuring head II and the dial indicator; the upper part of the sliding block is provided with a through hole for penetrating through the measuring rod and freely sliding on the measuring rod, a screw hole is arranged above the through hole for fixing the relative position of the side head I and the measuring rod through a screw, a fixing device with a dial indicator arranged on the side surface is used for fixing and connecting the dial indicator, a T-shaped through groove is arranged at the lower end of the fixing device for fixing and connecting the measuring head II, and fixing devices of springs are arranged at the two ends of the T-shaped through groove;
the measuring head II is used for measuring a hole of a part to be measured and fixing the connecting baffle plate, the left end part and the right end part of the upper part are provided with fixing devices of springs, and the lower end of the fixing device is conical and is used for being clamped into the hole of the part to be measured;
the spring is used for fixing the axial position of the side head II on the sliding block and providing an axial force for returning to the original position after the side head II moves during measurement;
the dial indicator is used for reading;
the baffle is used for contacting with a measuring head of the dial indicator, so that the reading of the dial indicator is facilitated;
gauge head I cup joints the measuring staff and is fixed in gauge rod one end through the screw, the separation blade maintenance is connected in gauge head II, separation blade direction of extension perpendicular to gauge head II axial direction, gauge head II both ends articulate the one end of 2 springs respectively, side head II puts into slider lower extreme T shape and leads to the groove, the other end of 2 springs articulates respectively in the slider both ends, thereby the position of maintenance gauge head II on the slider, the slider cup joints the measuring staff and is fixed in the gauge rod other end through the screw, the percentage table maintenance is installed in the slider outside, the gauge head of percentage table dabs the separation blade.
Preferably, the probe I has a hollow structure to reduce the weight of the measuring device.
Preferably, in order to avoid the displacement of the measuring head I and the sliding block relative to the measuring rod during batch detection, which affects the detection precision, and avoid the damage to the measuring rod during the fixation through the screw, the device further comprises a spring piece which is arranged between the tops of the through holes of the measuring head I and the sliding block and the measuring rod and is used for directly contacting with the screw during the fixation through the screw.
Preferably, the screw is a gold ingot screw for convenient manual operation during detection.
Preferably, the retention means of the spring is a fastening bolt.
Advantageous effects
Compared with the prior art, the utility model provides a device has following characteristics:
1. the center distance between the two holes can be conveniently and quickly detected;
2. the structure is simple, and the manufacture is convenient;
3. the detection efficiency of batch detection is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
reference numerals: 1-measuring bar; 2-measuring head I; 3-a slide block; 4-probe II; 5-a spring; 6-dial indicator; 7-a baffle plate; 8-a screw; 9-fastening bolts; 10-spring leaf.
Detailed Description
To illustrate the objects, technical solutions and advantages of the embodiments of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
Fig. 1 is a schematic structural diagram of the present invention. The utility model relates to a measuring device of centre-to-centre spacing of hole comprises measuring staff 1, gauge head I2, slider 3, gauge head II4, spring 5, percentage table 6 and separation blade 7.
The measuring rod 1 is used for fixedly connecting the side head I and the sliding block 3 and providing fixing support for the side head I and the sliding block; the structure is a straight rod;
the measuring head I2 is used for measuring a hole of a part to be measured, a through hole is axially formed in the upper part of the measuring head I2 and used for penetrating through the measuring rod 1 and freely sliding on the measuring rod 1, a screw hole is formed above the through hole and used for fixing the relative position of the side head I and the measuring rod 1 through a screw 8, and the lower end of the through hole is conical and used for being clamped into the hole of the part to be;
the slide block 3 is used for fixing and connecting the measuring head II4 and the dial indicator 6, and providing fixing support for the two; the upper part of the sliding block 3 is provided with a through hole for penetrating through the measuring rod 1 and freely sliding on the measuring rod 1, a screw hole is arranged above the through hole for fixing the relative position of the side head I and the measuring rod 1 through a screw 8, a fixing device of the dial indicator 6 is arranged on the side surface for fixing and connecting the dial indicator 6, a T-shaped through groove is arranged at the lower end for fixing and connecting the measuring head II4, fixing and installing positions of springs 5 are arranged at the two ends of the T-shaped through groove, and a fastening bolt 9 is used at the fixing;
the measuring head II4 is used for measuring a hole of a part to be measured and fixing the connecting baffle 7, the left end part and the right end part of the upper part are provided with fixing mounting positions of the spring 5, a fastening bolt 9 is used here, and the lower end is conical and is used for being clamped into the hole of the part to be measured;
the spring 5 is used for fixing the axial position of the side head II on the sliding block 3 and providing an axial force for returning to the original position after the side head II moves during measurement;
the dial indicator 6 is used for reading;
the baffle 7 is used for contacting with a measuring head of the dial indicator 6, so that the reading of the dial indicator 6 is facilitated;
gauge head I2 cup joints measuring stick 1 and is fixed in 1 one end of measuring stick through screw 8, separation blade 7 maintenance is connected in gauge head II4, separation blade 7 stretches out direction perpendicular to gauge head II4 axial direction, 2 spring 5's one end is articulated respectively at gauge head II4 both ends, 3 lower extreme T shape logical grooves of slider are put into to side head II, 2 spring 5's the other end articulates respectively in slider 3 both ends, thereby maintenance gauge head II4 is in the position on slider 3, slider 3 cup joints measuring stick 1 and is fixed in the 1 other end of measuring stick through screw 8, 6 maintenance of percentage table are installed in the 3 outsides of slider, the gauge head of percentage table 6 dabbles separation blade 7.
Preferably, in order to reduce the weight of the measuring device, the measuring head I2 is of a hollow structure.
Preferably, in order to avoid the measuring head I2 and the slide block 3 from displacing relative to the measuring rod 1 during batch detection to influence the detection precision and avoid damaging the measuring rod 1 during retention through the screw 8, the device further comprises a spring piece 10 which is arranged between the tops of the through holes of the measuring head I2 and the slide block 3 and the measuring rod 1 and is used for directly contacting with the screw 8 during retention through the screw 8.
Preferably, the screw 8 is a shoe-shaped gold ingot screw, which is convenient for manual operation during detection.
The working process of the device is as follows:
when the center distance between the two holes is qualified, firstly, a micrometer is used for calibrating the distance between the two conical measuring heads, the positions of the measuring head I2 and the sliding block 3 on the measuring rod 1 are fixed by a screw 8, the zero position of the dial indicator 6 is adjusted according to the zero line of the required hole center distance size, then the device is used for measuring, namely, the two conical measuring heads are placed in the hole to be measured and are pressed tightly, the reading of the dial indicator 6 is read, the reading of the dial indicator 6 meets the error requirement of the hole center distance, and the product is judged to be qualified; otherwise, the product is not qualified.
The device can be used for measuring the hole spacing of different hole diameters as long as the maximum conical diameters of the measuring head I2 and the measuring head II4 are larger than the hole diameter.
When the hole spacing is measured, the hole spacing can be quickly determined through the spacing of the two conical measuring heads and the reading of the dial indicator.
In order to explain the contents and embodiments of the present invention, specific examples are given in the present specification. The introduction of details in the examples is not intended to limit the scope of the claims but rather to aid in the understanding of the present disclosure. Those skilled in the art will understand that: various modifications, changes or substitutions to the preferred embodiment steps are possible without departing from the spirit and scope of the invention and its appended claims. Therefore, the present invention should not be limited to the disclosure of the preferred embodiments and the accompanying drawings.
Claims (5)
1. A hole center distance measuring device is characterized in that: the method comprises the following steps: the measuring device comprises a measuring rod (1), a measuring head I (2), a sliding block (3), a measuring head II (4), a spring (5), a dial indicator (6) and a blocking piece (7);
the measuring rod (1) is used for fixing and connecting the measuring head I (2) and the sliding block (3) and providing fixing support for the measuring head I and the sliding block; the structure is a straight rod;
the measuring head I (2) is used for measuring a hole of a part to be measured, a through hole is axially formed in the upper part of the measuring head I (2) and used for penetrating through the measuring rod (1) and freely sliding on the measuring rod, a screw hole is formed above the through hole and used for fixing the relative position of the measuring head I (2) and the measuring rod (1) through a screw (8), and the lower end of the through hole is conical and used for being clamped into the hole of the part to be;
the sliding block (3) is used for fixing and connecting the measuring head II (4) and the dial indicator (6) to provide fixing support for the measuring head II and the dial indicator; the upper part of the sliding block (3) is provided with a through hole for penetrating through the measuring rod (1) and freely sliding on the measuring rod, a screw hole is arranged above the through hole for fixing the relative position of the measuring head I (2) and the measuring rod (1) through a screw (8), a fixing device with a dial indicator (6) arranged on the side surface is used for fixing and connecting the dial indicator (6), the lower end of the fixing device is provided with a T-shaped through groove for fixing and connecting the measuring head II (4), and two end parts of the T-shaped through groove are provided with fixing devices of springs (5;
the measuring head II (4) is used for measuring a hole of a part to be measured and fixing and connecting a baffle plate (7), the left end part and the right end part of the upper part are provided with fixing devices of springs (5), and the lower end of the measuring head II is conical and is used for being clamped into the hole of the part to be measured;
the spring (5) is used for fixing the axial position of the measuring head II (4) on the sliding block (3) and providing an axial force returning to the original position after the measuring head II (4) moves during measurement;
the dial indicator (6) is used for reading;
the baffle plate (7) is used for being in contact with a measuring head of the dial indicator (6) so as to facilitate the reading of the dial indicator (6);
gauge rod (1) is cup jointed and is fixed in gauge rod (1) one end through screw (8) gauge rod I (2), separation blade (7) maintenance is connected in gauge head II (4), separation blade (7) direction of stretching out perpendicular to gauge head II (4) axial direction, gauge head II (4) both ends articulate the one end of 2 spring (5) respectively, slider (3) lower extreme T shape logical groove is put into in gauge head II (4), the other end of 2 spring (5) articulates respectively in slider (3) both ends, thereby the position of maintenance gauge head II (4) on slider (3), slider (3) cup joint gauge rod (1) and are fixed in the gauge rod (1) other end through screw (8), percentage table (6) maintenance is installed in the slider (3) outside, the gauge head of percentage table (6) dabbles separation blade (7).
2. The apparatus of claim 1, wherein: in order to reduce the weight of the measuring device, the measuring head I (2) is of a hollow structure.
3. The apparatus of claim 1, wherein: in order to avoid the situation that the measuring head I (2) and the sliding block (3) displace relative to the measuring rod (1) during batch detection, the detection precision is influenced, and the measuring rod (1) is prevented from being damaged during retention through the screw (8), the device further comprises a spring piece (10) which is arranged between the tops of the through holes of the measuring head I (2) and the sliding block (3) and the measuring rod (1) and is used for being directly contacted with the screw (8) during retention through the screw (8).
4. The apparatus of claim 1, wherein: the retention means of the spring (5) are fastening bolts (9).
5. The apparatus of any of claims 1-4, wherein: in order to facilitate manual operation during detection, the screw (8) is a shoe-shaped gold ingot screw (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921156140.2U CN210374937U (en) | 2019-07-23 | 2019-07-23 | Hole center distance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921156140.2U CN210374937U (en) | 2019-07-23 | 2019-07-23 | Hole center distance measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210374937U true CN210374937U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921156140.2U Active CN210374937U (en) | 2019-07-23 | 2019-07-23 | Hole center distance measuring device |
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| Country | Link |
|---|---|
| CN (1) | CN210374937U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112797869A (en) * | 2020-12-29 | 2021-05-14 | 霍山嘉远智能制造有限公司 | Instrument for detecting side hole in inner cavity of orifice valve |
-
2019
- 2019-07-23 CN CN201921156140.2U patent/CN210374937U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112797869A (en) * | 2020-12-29 | 2021-05-14 | 霍山嘉远智能制造有限公司 | Instrument for detecting side hole in inner cavity of orifice valve |
| CN112797869B (en) * | 2020-12-29 | 2024-02-09 | 霍山嘉远智能制造有限公司 | Instrument for detecting side holes in inner cavity of orifice plate valve |
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