CN109631721A - Drilling precision measuring device - Google Patents
Drilling precision measuring device Download PDFInfo
- Publication number
- CN109631721A CN109631721A CN201811548675.4A CN201811548675A CN109631721A CN 109631721 A CN109631721 A CN 109631721A CN 201811548675 A CN201811548675 A CN 201811548675A CN 109631721 A CN109631721 A CN 109631721A
- Authority
- CN
- China
- Prior art keywords
- fixed frame
- measuring
- rotary body
- segment pipe
- drilling precision
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
- G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
-
- 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
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The present invention relates to measuring tool technical fields, disclose a kind of drilling precision measuring device, including fixed frame, rotary body (1), device for measuring length (2) and inside diameter measurement device (3), the rotary body (1) is rotatably mounted around on the fixed frame, the device for measuring length (2) runs through the fixed frame, and the device for measuring length (2) is threadedly coupled with the fixed frame, the inside diameter measurement device (3) is installed in rotation on the rotary body (1), and the fixed frame lower part is equipped with multiple centering framves (4) and the first scale.Drilling precision measuring device of the invention can not only measured hole internal diameter and depth, it can also enough indicating inner diameter deviation.
Description
Technical field
The present invention relates to measuring tool technical fields, more particularly to a kind of drilling precision measuring device.
Background technique
The processing in hole and the status measured in overall quality control are becoming increasingly important.It on the one hand is since outer circle adds
More stringent requirements are proposed for the processing for improving corresponding device to hole rapidly of the work accuracy of manufacture, on the other hand due to the measurement difficulty ratio in hole
Outer circle measurement it is much bigger, in mass production be even more bottleneck where.
Traditional inner diameter measurement uses drift no-go gage, can not quantify to measure numerical value;Internal diameter measurement use vernier caliper or
Inside micrometer is also only limitted to the measurement of aperture internal diameter;For the contact type measurement of dial bore gage or amesdial, first axial direction is needed
It rocks measurement and finds axial minimum value, then radial maximum value is found in circumferencial direction shaking, measurement process is cumbersome, and measured value is because of individual
Experience and be deviated.
In furniture processing, it is often necessary to punch, if the accuracy error in hole is larger, will affect furniture assembly assembly, cause
It does over again, reduces working efficiency.
Summary of the invention
The object of the present invention is to provide a kind of drilling precision measuring device, which can not only be measured
The internal diameter and depth in hole, it can also enough indicating inner diameter deviation.
To achieve the goals above, the present invention provides a kind of drilling precision measuring device, including fixed frame, rotary body, length
Degree measuring appliance and inside diameter measurement device, the rotary body are rotatably mounted around on the fixed frame, and the device for measuring length is coaxial
Through the fixed frame, and the device for measuring length is threadedly coupled with the fixed frame, and the inside diameter measurement device is rotationally pacified
On the rotary body, the fixed frame lower part is equipped with multiple centering framves and the first scale.
Preferably, the fixed frame includes the connecting plate and round tube with through-hole, and the round tube includes sequentially connected same
The first segment pipe and double section tube of heart reducing, the outer diameter of the double section tube are less than the outer diameter of the first segment pipe, and described the
There is the first scale, the connecting plate is connect with the first segment pipe far from one end of double section tube on double section tube outer wall.
Preferably, the rotary body is rotatably mounted around on the first segment pipe, and the device for measuring length leads to described
Hole is threadedly coupled, and the double section tube is protruded into described device for measuring length one end, and the device for measuring length top had for the second quarter
Degree.
Preferably, the rotary body includes sequentially connected rotating part and the cylinder below the rotating part, described
Sliding slot is equipped in rotating part, the sliding slot connect with the circumferential projection on the first segment pipe, is suitable for the rotary body and surrounds
The first segment pipe rotation.
Preferably, the inside diameter measurement device includes the supporting leg and measuring scale with iron syringe needle, and the supporting leg is equipped with sliding block,
The sliding block is slidably connected with the guide rail on the measuring scale, and the measuring scale is mounted on the cylinder, and the supporting leg is separate
One end of iron syringe needle and the bottom of the rotating part are hinged.
Preferably, the centering frame is mounted in the second section pipe outer wall.
Preferably, the centering frame includes centering bar and elastic component, described centering bar one end and the second section pipe outer wall
Hingedly, the elastic component is arranged between the other end of the centering bar and the second section pipe outer wall.
Preferably, the first segment pipe outer wall is set with restraining position ring block, and the stop collar is suitable for above and below the first segment pipe
It is mobile.
Through the above technical solutions, beneficial effects of the present invention are as follows:
(1) rotary body can be rotated with the internal diameter and depth of measured hole by device for measuring length and inside diameter measurement device, drives hole
The rotation of diameter measuring appliance, indicates the deviation of the internal diameter in hole;
(2) centering frame direct positioning centre, the measurement of via hole internal diameter can improve measurement in the internal diameter measurement process of hole
Precision;
(3) stop collar can control the folding and unfolding of centering frame, easy to operate.
Other features and advantages of the present invention are by part of the detailed description can be specified following.
Detailed description of the invention
Fig. 1 is the schematic diagram of one embodiment of the present of invention;
Fig. 2 is the working state schematic representation of one embodiment of the present of invention;
Fig. 3 is the schematic diagram of rotary body and first segment pipe connection type in one embodiment of the present of invention.
Description of symbols
1 rotary body
11 rotating part, 12 cylinder
13 sliding slots
2 device for measuring length
3 inside diameter measurement devices
31 iron syringe needle, 32 supporting leg
33 measuring scales
4 centering framves
41 centering bar, 42 elastic component
5 connecting plates
6 round tubes
61 first segment pipe, 62 double section tube
63 protrusions
7 stop collars
Specific embodiment
Detailed description of the preferred embodiments with reference to the accompanying drawing.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
In the description of the present invention, it is to be understood that, term " on ", "lower", "left", "right", "front", "rear", "inner",
The orientation or positional relationship of the instructions such as "outside", "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for the purpose of description, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic and therefore define " first ", the feature of " second " can be expressed or hidden
It include one or more features containing ground.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " connects
Connect " it shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or integrally connected;It can be
It is directly connected to, is also possible to be indirectly connected with by intermediary, can be the connection inside two elements or the phase of two elements
Interaction relationship.For the ordinary skill in the art, above-mentioned term can be understood in the present invention as the case may be
In concrete meaning.
As depicted in figs. 1 and 2, the present invention provides a kind of drilling precision measuring devices, including fixed frame, rotary body 1, length
Degree measuring appliance 2 and inside diameter measurement device 3, the rotary body 1 are sleeved on the fixed frame, and the rotary body 1 can surround institute
State fixed frame horizontal rotation, the device for measuring length 2 along longitudinal direction run through the fixed frame, and the device for measuring length 2 with it is described
Fixed frame is threadedly coupled, and the inside diameter measurement device 3 is installed in rotation on the rotary body 1, and the fixed frame lower part is equipped with
Multiple centering framves 4 are also scored with the first scale for measurement on the outer surface of the fixed frame lower part.
Reference Fig. 2, drilling precision measuring device use process of the invention:
Fixed frame lower part is inserted into aperture to be detected, centering frame 4 is opened, makes the axis weight in fixed frame axis and aperture
It closes, the first scale for measurement is also scored on the outer surface of fixed frame lower part, can directly carry out the depth measurement in aperture,
If aperture is deeper, 2 additional survey process of length of rotation measuring appliance, by the quarter of device for measuring length 2 measurement result and fixed frame lower part
Degree value is added, and both obtains the depth measurement in aperture;The radius in aperture is measured using inside diameter measurement device 3, both obtains the diameter in aperture
Measured value horizontally rotates rotary body 1, drives inside diameter measurement device 3 to delineate the diameter in aperture, obtains the straight of the diameter accuracy in aperture
Effect is seen, convenient for the amendment of the diameter in aperture.
Wherein, the fixed frame includes the connecting plate 5 and round tube 6 with through-hole, and the round tube 6 includes sequentially connected same
The first segment pipe 61 and double section tube 62 of heart reducing, the outer diameter of the double section tube 62 are less than the outer diameter of the first segment pipe 61,
And there is the first scale on 62 outer wall of double section tube, the connecting plate 5 is with the first segment pipe 61 far from second section
One end of pipe 62 connects, and the through-hole of the connecting plate 5 is connected to the first segment pipe 61.
In one embodiment of the invention, the rotary body 1 is rotatably mounted around on the first segment pipe 61, described
Device for measuring length 2 is connect with the through hole whorl, and the double section tube 62, and the length are protruded into described 2 one end of device for measuring length
Spending 2 top of measuring appliance has the second scale.The second scale that 2 top of device for measuring length has is mainly used for aperture mistake to be measured
When deep, the first scale on 62 outer wall of double section tube is supplemented, expands the measurement range of aperture depth.
Wherein, referring to Fig. 3, the rotary body 1 includes sequentially connected rotating part 11 and is located at below the rotating part 11
Cylinder 12, be equipped with sliding slot 13, the sliding slot 13 and the circumferential protrusion 63 on the first segment pipe 61 in the rotating part 11
Connection is suitable for the rotary body 1 and rotates around the first segment pipe 61.
Wherein, the inside diameter measurement device 3 includes the supporting leg 32 and measuring scale 33 with iron syringe needle 31, is set on the supporting leg 32
There is sliding block, the sliding block is slidably connected with the guide rail on the measuring scale 33, and the measuring scale 33 is mounted on the cylinder 12,
The one end of the supporting leg 32 far from iron syringe needle 31 and the bottom of the rotating part 11 are hinged.
In some embodiments of the invention, the centering frame 4 is mounted on 62 outer wall of double section tube.
Wherein, the centering frame 4 includes centering bar 41 and elastic component 42, described 41 one end of centering bar and the double section tube
62 outer walls are hinged, and the elastic component 42 is arranged between the other end of the centering bar 41 and 62 outer wall of double section tube.Institute
The center that centering frame 4 is used to directly position aperture to be measured is stated, the elastic component 42 can be using spring, elastic sheet metal etc..
In one embodiment of the invention, the 61 outer wall lower part of first segment pipe is set with restraining position ring block 7, the stop collar
7 can move up and down and be located at the lower section of cylinder 12 along the first segment pipe 61, when stop collar 7 is moved down into outside centering frame 4
When side, centering frame 4 can be controlled and closed, when stop collar 7 moves upwardly off centering 4 outside of frame, centering frame 4 can open support
It opens.
Specifically, referring to Fig.1-3, drilling precision measuring device of the invention, including fixed frame, rotary body 1, linear measure longimetry
Device 2 and inside diameter measurement device 3, the fixed frame include the connecting plate 5 and round tube 6 with through-hole, and the round tube 6 includes being sequentially connected
Concentric reducing first segment pipe 61 and double section tube 62, the outer diameter of the double section tube 62 is less than the outer of the first segment pipe 61
Diameter, and there is the first scale on 62 outer wall of double section tube, the connecting plate 5 is with the first segment pipe 61 far from described second
One end connection of pipe 62 is saved, the through-hole of the connecting plate 5 is connected to the first segment pipe 61;The rotary body 1 includes successively connecting
The rotating part 11 connect and the cylinder 12 below the rotating part, the rotating part 11 is interior to be equipped with sliding slot 13, the sliding slot 13
It is connect with the circumferential protrusion 63 on the first segment pipe 61, it is horizontal around the first segment pipe 61 to be suitable for the rotary body 1
Rotation;The device for measuring length 2 is connect with the through hole whorl, and the double section tube 62 is protruded into described 2 one end of device for measuring length,
And 2 top of device for measuring length has scale, the second scale that 2 top of device for measuring length has is mainly used for gaging hole
When diameter is too deep, the first scale on 62 outer wall of double section tube is supplemented, expands the measurement range of aperture depth;The aperture
Measuring appliance 3 includes the supporting leg 32 and measuring scale 33 with iron syringe needle 31, and the supporting leg 32 is equipped with sliding block, the sliding block with it is described
Guide rail on measuring scale 33 is slidably connected, and the measuring scale 33 is mounted on the cylinder 12, and the supporting leg 32 is far from iron syringe needle
31 one end and the bottom of the rotating part 11 are hinged;The fixed frame lower part is equipped with multiple centering framves 4, and the centering frame 4 wraps
Centering bar 41 and elastic component 42 are included, described 41 one end of centering bar and 62 outer wall of double section tube are hinged, and the elastic component 42 is set
It sets between the other end and 62 outer wall of double section tube of the centering bar 41, the centering frame 4 is to be measured for directly positioning
The center in aperture.It, can be direct by the first scale on 62 outer wall of double section tube when the depth in aperture to be measured is little
Measurement, when beyond the first scale measurement range on 62 outer wall of double section tube, length of rotation measuring appliance 2 can with additional survey,
2 measurement result of device for measuring length is added with the scale numerical value of fixed frame lower part, both obtains the depth measurement in aperture;Centering frame 4
Direct positioning centre, the measurement of via hole internal diameter measurement accuracy can be improved in the internal diameter measurement process of hole;Turning legs 32,
So that iron syringe needle 31 is directed at the edge in aperture to be measured, the internal diameter numerical value in aperture to be measured can be read by measuring scale 33;Horizontally rotate
Rotary body 1 drives inside diameter measurement device 3 to rotate horizontally, and iron syringe needle 31 delineates circular trace, and the diameter accuracy for obtaining aperture to be measured is inclined
The visual effect of difference, convenient for the amendment of the diameter in aperture to be measured.
In the following, referring to Fig.1-3, describing the use process of drilling precision measuring device of the invention.
Double section tube 62 is inserted into aperture to be detected, stop collar 7 is moved up, makes the expansion of frame 4 of feeling relieved, positions to be measured
The center of circle in aperture directly measures the depth in aperture to be measured by the first scale on 62 outer wall of double section tube, when beyond the
When the first scale measurement range on 62 outer wall of double section tube, length of rotation measuring appliance 2 can be with additional survey, by device for measuring length 2
Measurement result is added with the scale numerical value of fixed frame lower part, both obtains the depth measurement in aperture;Turning legs 32 make iron syringe needle 31
It is directed at the edge in aperture to be measured, the internal diameter numerical value in aperture to be measured can be read by measuring scale 33;Horizontally rotate rotary body 1, band
Dynamic inside diameter measurement device 3 rotates horizontally, and iron syringe needle 31 delineates circular trace, obtains the intuitive effect of the diameter accuracy deviation in aperture to be measured
Fruit, convenient for the amendment of the diameter in aperture to be measured.After the completion of use, device is packed up.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited thereto.At this
, can be with various simple variants of the technical solution of the present invention are made in the range of the technology design of invention, including each particular technique
Feature is combined in any suitable manner.In order to avoid unnecessary repetition, the present invention is to various combinations of possible ways
No further explanation will be given.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention
Protection scope.
Claims (8)
1. a kind of drilling precision measuring device, which is characterized in that including fixed frame, rotary body (1), device for measuring length (2) and hole
Diameter measuring appliance (3), the rotary body (1) are rotatably mounted around on the fixed frame, and the device for measuring length (2) is through described
Fixed frame, and the device for measuring length (2) is threadedly coupled with the fixed frame, the inside diameter measurement device (3) is rotatably mounted
On the rotary body (1), the fixed frame lower part is equipped with multiple centering framves (4) and the first scale.
2. drilling precision measuring device according to claim 1, which is characterized in that the fixed frame includes having through-hole
Connecting plate (5) and round tube (6), the round tube (6) include the first segment pipe (61) and double section tube of sequentially connected concentric reducing
(62), the outer diameter of the double section tube (62) is less than the outer diameter of the first segment pipe (61), and the double section tube (62) outer wall
Upper to have the first scale, the connecting plate (5) connect with the first segment pipe (61) far from one end of the double section tube (62).
3. drilling precision measuring device according to claim 2, which is characterized in that the rotary body (1) rotationally covers
On the first segment pipe (61), the device for measuring length (2) connect with the through hole whorl, the device for measuring length (2)
The double section tube (62) is protruded into one end, and the device for measuring length (2) top has the second scale.
4. drilling precision measuring device according to claim 3, which is characterized in that the rotary body (1) includes successively connecting
The rotating part (11) connect and the cylinder (12) being located at below the rotating part (11), the rotating part (11) is interior to be equipped with sliding slot
(13), the sliding slot (13) connect with the circumferential projection (63) on the first segment pipe (61), is suitable for the rotary body (1) and encloses
It is rotated around the first segment pipe (61).
5. drilling precision measuring device according to claim 4, which is characterized in that the inside diameter measurement device (3) includes tool
There are the supporting leg (32) and measuring scale (33) of iron syringe needle (31), the supporting leg (32) is equipped with sliding block, the sliding block and the measurement
Guide rail on ruler (33) is slidably connected, and the measuring scale (33) is mounted on the cylinder (12), and the supporting leg (32) is far from iron
One end of syringe needle (31) and the bottom of the rotating part (11) are hinged.
6. drilling precision measuring device according to any one of claims 1 to 5, which is characterized in that centering frame (4) peace
On double section tube (62) outer wall.
7. drilling precision measuring device according to claim 6, which is characterized in that the centering frame (4) includes centering bar
(41) and elastic component (42), described centering bar (41) one end and double section tube (62) outer wall are hinged, the elastic component (42)
It is arranged between the other end and the double section tube (62) outer wall of the centering bar (41).
8. drilling precision measuring device according to claim 7, which is characterized in that first segment pipe (61) the outer wall suit
Restraining position ring block (7), the stop collar (7) are suitable for moving up and down along the first segment pipe (61).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811548675.4A CN109631721A (en) | 2018-12-18 | 2018-12-18 | Drilling precision measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811548675.4A CN109631721A (en) | 2018-12-18 | 2018-12-18 | Drilling precision measuring device |
Publications (1)
Publication Number | Publication Date |
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CN109631721A true CN109631721A (en) | 2019-04-16 |
Family
ID=66074968
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811548675.4A Withdrawn CN109631721A (en) | 2018-12-18 | 2018-12-18 | Drilling precision measuring device |
Country Status (1)
Country | Link |
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CN (1) | CN109631721A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110657732A (en) * | 2019-09-18 | 2020-01-07 | 江苏理工学院 | Measuring device for diameter and depth of stepped deep hole |
-
2018
- 2018-12-18 CN CN201811548675.4A patent/CN109631721A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110657732A (en) * | 2019-09-18 | 2020-01-07 | 江苏理工学院 | Measuring device for diameter and depth of stepped deep hole |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190416 |
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WW01 | Invention patent application withdrawn after publication |