CN211651463U - High-precision detection device for measuring outer diameter - Google Patents
High-precision detection device for measuring outer diameter Download PDFInfo
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- CN211651463U CN211651463U CN202020071513.2U CN202020071513U CN211651463U CN 211651463 U CN211651463 U CN 211651463U CN 202020071513 U CN202020071513 U CN 202020071513U CN 211651463 U CN211651463 U CN 211651463U
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Abstract
The utility model relates to a high accuracy detection device for measuring external diameter, including base plate, percentage table and location slider set up respectively at the both ends of base plate, are equipped with the reference column on the slider of location, and the reference column is relative and coaxial setting with the gauge head of percentage table, and the percentage table passes through the percentage table fixed block and fixes the one end at the base plate. The utility model has the advantages that: the outer diameter of the flange or the water cooling jacket can be measured quickly and accurately, the application range is wide, and the operation is simple; the detection device is low in cost, light in weight and convenient for detection of operators, can be used for final dimension detection and can also be used for self-checking and rechecking in each procedure production, and the production efficiency and the qualified rate are improved.
Description
Technical Field
The utility model belongs to the check out test set field especially relates to a high accuracy detection device for measuring external diameter.
Background
When large-batch large-diameter flanges are machined, the outer diameter size parameters of the flanges need to be measured, a vernier caliper is adopted for measurement in the prior art, and similarly, the vernier caliper needs to be used for measurement when the outer diameter of the straight-tube water cooling jacket is inspected, but the precision of the conventional vernier caliper is low, the using proficiency of personnel is not uniform, and the vernier caliper has large self weight and small quantity, so that the measurement difficulty is increased, and the production efficiency of products is influenced; because the dead weight of large size slide caliper is too big, operating personnel detects the position and is difficult to the accuracy to be held when detecting, and different personnel are used to differently, can make the parameter that records appear serious error.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a high accuracy detection device for measuring external diameter.
The utility model adopts the technical proposal that: the utility model provides a high accuracy detection device for measuring external diameter, includes base plate, percentage table and location slider, and percentage table and location slider set up respectively at the both ends of base plate, are equipped with the reference column on the slider of location, and the reference column is relative and coaxial setting with the gauge head of percentage table, and the percentage table passes through the percentage table fixed block to be fixed in the one end of base plate.
Preferably, the positioning slider is fixedly arranged at the other end of the substrate through a bolt.
Preferably, the base plate is provided with a positioning hole, the bolt penetrates through the positioning hole to fix the positioning slider on the base plate, and the positioning hole comprises a plurality of positioning holes which are arranged in a straight line.
Preferably, the bottom of the positioning slide block protrudes downwards to form a slide block boss, the slide block boss is provided with a thread fixing hole, the upper surface of the base plate is provided with a positioning groove downwards, the shape of the positioning groove is matched with that of the slide block boss, the base plate is further provided with a screw rod groove, the screw rod groove is communicated with the positioning groove, the screw rod groove is matched with the shape of a screw rod of a fixing bolt, and the direction of the screw rod groove is consistent with that of the thread fixing hole.
Preferably, the threaded fixing hole is formed in the bottom of the boss of the sliding block, and the screw groove is formed in the bottom of the base plate.
Preferably, the threaded fixing hole is formed in the side face of the boss of the sliding block, and the screw rod groove is formed in the side face of the base plate.
Preferably, a countersunk groove is formed in the outer side of the screw groove and communicated with the screw groove, and the countersunk groove is matched with the countersunk head of the fixing bolt in shape.
Preferably, the dial indicator further comprises a correction strip, and the correction strip can be placed between the measuring head and the positioning column of the dial indicator.
Preferably, the base plate is provided with two or more than two positioning pins, and a straight line formed by the positioning pins is parallel to the axis from the measuring head of the dial indicator to the positioning column.
The utility model has the advantages and positive effects that: the outer diameter of the flange or the water cooling jacket can be measured quickly and accurately, the application range is wide, and the operation is simple; the detection device is low in cost, light in weight and convenient for detection of operators, can be used for final dimension detection and can also be used for self-checking and rechecking in each procedure production, and the production efficiency and the qualified rate are improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an embodiment of the present invention;
fig. 4 is a schematic structural view of a positioning slider according to an embodiment of the present invention;
fig. 5 is a schematic cross-sectional view of a substrate according to an embodiment of the present invention;
fig. 6 is a schematic cross-sectional structure diagram of a substrate according to an embodiment of the present invention.
In the figure:
1. dial indicator 2, dial indicator fixed block 3 and base plate
31. Positioning hole 32, positioning groove 33 and screw rod groove
34. Countersunk groove 35, positioning pin 4 and positioning slide block
41. Positioning column 42, sliding block boss 43 and thread fixing hole
Detailed Description
Embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1-3, the utility model relates to a high precision detection device for measuring outer diameter, which comprises a substrate 3, a dial indicator 1 and a positioning slider 4, wherein the substrate 3 is in a strip shape, the dial indicator 1 and the positioning slider 4 are respectively arranged at two ends of the substrate 3, the positioning slider 4 is provided with a positioning column 41, the positioning column 41 is arranged opposite to and coaxial with a measuring head of the dial indicator 1, and is respectively supported at two ends of an object to be measured during measurement; the dial indicator 1 is fixed at one end of the base plate 3 through the dial indicator fixing block 2, specifically, the dial indicator 1 can be two fixing blocks fixed at one end of the base plate 3 through bolts, the two fixing blocks clamp the outer side of a measuring rod of the dial indicator 1, and the two fixing blocks are connected through bolts to fixedly clamp the dial indicator 1; and (5) leaking the measuring head for sensing the length.
The positioning slider 4 is disposed at the other end of the substrate 3, and may be fixed or adjustable, as shown in fig. 4. If the detection device is used for fixedly measuring the length or the diameter of a part, the positioning slide block 4 is fixed at the other end of the base plate 3 through a bolt, the distance from the positioning column 41 to the measuring head of the dial indicator 1 in a natural state is made to be the target length, and then the device is used for measuring whether the manufactured part meets the standard or not. If the detection device is used for fixedly measuring several lengths or diameters of different types of parts, a positioning hole 31 can be formed in the substrate 3, the positioning slide block 4 is fixed at the position of the positioning hole 31, the distance from the positioning column 41 to the measuring head is the corresponding length or diameter, a bolt penetrates through the positioning hole 31 to fix the positioning slide block 4 on the substrate 3, and the positioning hole 31 comprises a plurality of positioning holes 31 which are arranged in a straight line.
The positioning slide block 4 can also be set to be adjustable, a slide block boss 42 which can be a rectangular boss or a columnar boss is arranged at the bottom of the positioning slide block 4 in a downward protruding mode, a thread fixing hole 43 is formed in the slide block boss 42 and used for fixing the slide block boss 42, a positioning groove 32 is formed in the upper surface of the base plate 3 in a downward mode, the shape of the positioning groove 32 is matched with that of the slide block boss 42, the slide block boss 42 can slide back and forth in the positioning groove 32, and therefore the distance from the positioning slide block 4 to a measuring head is; as shown in fig. 5, the base plate 3 is further provided with a screw groove 33, the screw groove 33 is communicated with the positioning groove 32, a bolt fixed by the positioning slider 4 can pass through the screw groove 33 and penetrate into a threaded fixing hole 43 on the slider boss 42, and the screw groove 33 is matched with the screw shape of the fixing bolt; the direction of the screw groove 33 is consistent with that of the thread fixing hole 43, the thread fixing hole 43 is arranged at the bottom of the sliding block boss 42, the screw groove 33 is arranged at the bottom of the base plate 3, and when the screw groove 33 is fixed, a bolt penetrates through the screw groove 33 at the bottom and is fixed in the thread fixing hole 43; for the convenience of adjustment, the screw fixing hole 43 may be provided on the side of the slider boss 42, and as shown in fig. 6, the screw groove 33 is provided on the same side of the base plate 3. In order to avoid the influence of the protruding bolt on the operation process, a countersunk head groove 34 is formed in the outer side of the screw groove 33, the countersunk head groove 34 is communicated with the screw groove 33, and the countersunk head groove 34 is matched with the countersunk head of the fixing bolt in shape.
When the positioning slide block 4 is in an adjustable setting, the device further comprises a correcting strip, the correcting strip is preset to be the length consistent with the size of the component to be measured, one end of the correcting strip is abutted against the measuring end of the dial indicator 1 in a natural state, the other end of the correcting strip is abutted against the other end of the correcting strip through adjusting the positioning slide block 4, and the distance between the positioning column 41 and the measuring end is the standard length of the component to be measured; in order to ensure that the positioning slide block 4 is accurately positioned, two or more positioning pins 35 are arranged on the base plate 3, a straight line formed by the positioning pins 35 is parallel to the axis from the measuring head of the dial indicator 1 to the positioning column 41, the positioning pins 35 are transversely abutted when the correction strip is placed, the correction strip is kept parallel to the axis, and in order to avoid the influence of the positioning pins 35 on the measuring process, the positioning pins 35 are shorter and are lower than the positioning column 41.
Selecting a proper detection device, firstly adjusting the position of the positioning slide block 4 to ensure that the position of the positioning column 41 to the measuring head conforms to the standard size, when in measurement, one end of a device to be measured is supported on the positioning column 41, the other end of the device to be measured rotates circumferentially to touch the measuring head of the dial indicator 1, and when the dial indicator 1 reaches the maximum value, the device to be measured is the size of the device to be measured.
Example 1:
as shown in fig. 1, a high-precision detection device for measuring an outer diameter includes a substrate 3, a dial indicator 1 and a positioning slider 4, the dial indicator 1 and the positioning slider 4 are respectively disposed at two ends of the substrate 3, a positioning column 41 is disposed on the positioning slider 4, the positioning column 41 is disposed opposite to and coaxial with a measuring head of the dial indicator 1, the dial indicator 1 is fixed at one end of the substrate 3 through a dial indicator fixing block 2, and the positioning slider 4 is fixed at the other end of the substrate 3 through a bolt.
When the device to be tested is used, one end of the device to be tested is abutted to the positioning column 41, the device to be tested is pushed to rotate circumferentially with one end as a circle center, the measuring head is pushed when the other end of the device to be tested passes through the dial indicator 1, a numerical value is read from the dial indicator 1, the numerical value and a standard distance from the positioning column 41 to the measuring head are added to obtain the length of the device to be tested, and when a manufacturing error of the device to be tested is detected, the maximum reading on the dial indicator 1 can reflect the accuracy of the.
Example 2:
as shown in fig. 2, a high-precision detecting device for measuring an outer diameter includes a substrate 3, a dial indicator 1 and a positioning slider 4, the dial indicator 1 and the positioning slider 4 are respectively disposed at two ends of the substrate 3, a positioning column 41 is disposed on the positioning slider 4, the positioning column 41 is disposed opposite to and coaxial with a measuring head of the dial indicator 1, the dial indicator 1 is fixed at one end of the substrate 3 through a dial indicator fixing block 2, a positioning hole 31 is disposed on the substrate 3, a bolt penetrates through the positioning hole 31 to fix the positioning slider 4 on the substrate 3, the positioning hole 31 includes a plurality of positioning blocks arranged in a straight line, and the positioning blocks are respectively applicable to different sizes of one.
When in use, the positioning slide block 4 is fixed in the corresponding positioning hole 31 by using a bolt, and then the measuring method is the same as that of embodiment 1.
Example 3:
as shown in fig. 3 and 5, a high-precision detecting device for measuring an outer diameter includes a substrate 3, a dial indicator 1 and a positioning slider 4, the dial indicator 1 and the positioning slider 4 are respectively disposed at two ends of the substrate 3, a positioning column 41 is disposed on the positioning slider 4, the positioning column 41 is disposed opposite to and coaxial with a measuring head of the dial indicator 1, and the dial indicator 1 is fixed at one end of the substrate 3 through a dial indicator fixing block 2.
A slider boss 42 is arranged at the bottom of the positioning slider 4 in a downward protruding mode, a thread fixing hole 43 is formed in the slider boss 42, the thread fixing hole 43 is formed in the bottom of the slider boss 42, a positioning groove 32 is formed in the upper surface of the base plate 3 in a downward protruding mode, the shape of the positioning groove 32 is matched with that of the slider boss 42, a screw groove 33 is further formed in the base plate 3, the screw groove 33 is formed in the bottom of the base plate 3, the screw groove 33 is communicated with the positioning groove 32, and the screw groove 33 is matched with the shape of a; the outer side of the screw rod groove 33 is provided with a countersunk head groove 34, the countersunk head groove 34 is communicated with the screw rod groove 33, and the countersunk head groove 34 is matched with the countersunk head shape of the fixing bolt.
Still including rectifying strip, rectifying strip can place between percentage table 1's gauge head and reference column 41, is equipped with two locating pins 35 on the base plate 3, and the straight line that two locating pins 35 are constituteed is parallel with the axis of reference column 41 to the gauge head of percentage table 1.
During the use, make earlier the correction strip isometric with the measurement standard, support correction strip one end in gauge head department, two locating pins 35 are supported to the correction strip side, through the slip of slider boss 42 in positioning groove 32 for reference column 41 supports the other end at the correction strip, passes screw rod recess 33 with fixing bolt and fastens in the screw thread fixed orifices 43, screws up in back fixing bolt countersunk head embedding countersunk head recess 34. After the position of the positioning slide block 4 is determined, the edge of the flange to be measured is abutted against the positioning column 41, the flange to be measured is rotated, the measuring head is touched, and the reading of the dial indicator 1 is the manufacturing error of the flange to be measured.
Example 4:
as shown in fig. 3 and 6, the high-precision detection device for measuring the outer diameter comprises a substrate 3, a dial indicator 1 and a positioning slide block 4, wherein the dial indicator 1 and the positioning slide block 4 are respectively arranged at two ends of the substrate 3, a positioning column 41 is arranged on the positioning slide block 4, the positioning column 41 is opposite to and coaxial with a measuring head of the dial indicator 1, and the dial indicator 1 is fixed at one end of the substrate 3 through a dial indicator fixing block 2.
4 bottom downwardly-protruding slider bosses 42 that are equipped with of location slider, be equipped with thread tightening hole 43 on the slider boss 42, thread tightening hole 43 sets up in slider boss 42 side, 3 upper surfaces of base plate are equipped with positioning groove 32 downwards, positioning groove 32 shape and slider boss 42 match, still be equipped with screw rod recess 33 on the base plate 3, screw rod recess 33 sets up the side at base plate 3, screw rod recess 33 direction is unanimous with thread tightening hole 43 direction, screw rod recess 33 intercommunication positioning groove 32, screw rod recess 33 matches with the fixing bolt screw rod shape.
Still including rectifying strip, rectifying strip can place between percentage table 1's gauge head and reference column 41, is equipped with three locating pin 35 on the base plate 3, and the straight line that three locating pin 35 is constituteed is parallel with the axis of reference column 41 to the gauge head of percentage table 1.
The adjustment method and the measurement method thereof were the same as in example 3.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (9)
1. A high accuracy detection device for measuring external diameter which characterized in that: the dial indicator comprises a base plate, a dial indicator and a positioning sliding block, wherein the dial indicator and the positioning sliding block are respectively arranged at two ends of the base plate, a positioning column is arranged on the positioning sliding block, the positioning column is opposite to and coaxial with a measuring head of the dial indicator, and the dial indicator is fixed at one end of the base plate through a dial indicator fixing block.
2. The high accuracy inspection device for measuring an outer diameter according to claim 1, characterized in that: the positioning slide block is fixedly arranged at the other end of the substrate through a bolt.
3. The high accuracy inspection device for measuring an outer diameter according to claim 1, characterized in that: the positioning slide block is fixed on the substrate through a bolt penetrating through the positioning holes, and the positioning holes comprise a plurality of positioning holes which are arranged in a straight line.
4. The high accuracy inspection device for measuring an outer diameter according to claim 1, characterized in that: the positioning device is characterized in that a slider boss is arranged at the bottom of the positioning slider in a protruding mode, a thread fixing hole is formed in the slider boss, a positioning groove is formed in the upper surface of the base plate in a downward mode, the shape of the positioning groove is matched with that of the slider boss, a screw groove is further formed in the base plate and communicated with the positioning groove, the screw groove is matched with that of a fixing bolt, and the direction of the screw groove is consistent with that of the thread fixing hole.
5. The high accuracy inspection device for measuring an outer diameter according to claim 4, wherein: the thread fixing hole is formed in the bottom of the boss of the sliding block, and the screw rod groove is formed in the bottom of the base plate.
6. The high accuracy inspection device for measuring an outer diameter according to claim 4, wherein: the thread fixing hole is formed in the side face of the sliding block boss, and the screw rod groove is formed in the side face of the base plate.
7. The high accuracy inspection device for measuring an outer diameter according to claim 4, wherein: the outer side of the screw rod groove is provided with a countersunk head groove, the countersunk head groove is communicated with the screw rod groove, and the countersunk head groove is matched with the fixed bolt countersunk head in shape.
8. The high accuracy inspection apparatus for measuring an outer diameter according to any one of claims 4 to 7, wherein: the dial indicator further comprises a correcting strip, and the correcting strip can be placed between the measuring head of the dial indicator and the positioning column.
9. The high accuracy inspection device for measuring an outer diameter according to claim 8, wherein: the base plate is provided with two or more than two positioning pins, and a straight line formed by the positioning pins is parallel to the axis from the measuring head of the dial indicator to the positioning column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020071513.2U CN211651463U (en) | 2020-01-14 | 2020-01-14 | High-precision detection device for measuring outer diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020071513.2U CN211651463U (en) | 2020-01-14 | 2020-01-14 | High-precision detection device for measuring outer diameter |
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| Publication Number | Publication Date |
|---|---|
| CN211651463U true CN211651463U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020071513.2U Active CN211651463U (en) | 2020-01-14 | 2020-01-14 | High-precision detection device for measuring outer diameter |
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| Country | Link |
|---|---|
| CN (1) | CN211651463U (en) |
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2020
- 2020-01-14 CN CN202020071513.2U patent/CN211651463U/en active Active
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