CN212253949U - Measuring device capable of measuring profile tolerance of exhaust pipe in production field - Google Patents
Measuring device capable of measuring profile tolerance of exhaust pipe in production field Download PDFInfo
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- CN212253949U CN212253949U CN202021107393.3U CN202021107393U CN212253949U CN 212253949 U CN212253949 U CN 212253949U CN 202021107393 U CN202021107393 U CN 202021107393U CN 212253949 U CN212253949 U CN 212253949U
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Abstract
A measuring device capable of measuring exhaust pipe profile at a production site, comprising: the device comprises a base, a plurality of first pin holes and a plurality of second pin holes, wherein the plurality of first pin holes and the plurality of second pin holes are arranged on the base and are used for installing a first positioning pin and a second positioning pin, a first profile board and a second profile board which are used for testing a workpiece to be tested are oppositely arranged in the plurality of first pin holes and the plurality of second pin holes, and the workpiece to be tested is placed between the first profile board and the second profile board which are oppositely arranged; the first contour plate and the second contour plate have the same shape and number as the measured workpieces, and handles are respectively arranged on the first contour plate and the second contour plate. The utility model not only enables the field operator to directly measure whether the exhaust pipe profile is qualified or not in the first time, thereby greatly improving the measurement efficiency; moreover, the production cost is also reduced.
Description
Technical Field
The utility model belongs to the machine-building field especially relates to the measuring device that can measure blast pipe profile tolerance at the production site.
Background
At present, with the rapid development of the mechanical industry, the styles of mechanical parts are more and more, and the accompanying difficulties are more and more prominent. Such as: for the measurement of the shape and size of the profile on the back of the exhaust pipe flange, in order to ensure that the profile does not interfere with the assembly, the machined profile shape needs to be ensured to meet a worst state, that is to say: which theoretically requires 100% measurement of the dimension. However, since the worst state of the profile shape of the back surface of the exhaust pipe flange cannot be measured by a conventional measuring tool, the worst state can only be measured by a three-coordinate measuring machine during debugging, and then production is directly performed, that is: it has been determined that the fixture, equipment, tool, machining program, etc. are not changed during the machining process. Therefore, in the machining process, once the product is scrapped due to looseness of the clamp and abnormal abrasion of the cutter, an operator cannot find the product at the first time, so that the batch product is scrapped; when the cutter is replaced and the program is adjusted, the three-coordinate measuring instrument can only detect and further debug, so that the processing efficiency is seriously influenced, and the production cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can measure the measuring device of blast pipe profile degree at the production site to solve and record the qualified technical problem whether of blast pipe profile at the very first time.
In order to achieve the above object, the utility model discloses a can be as follows at the measuring device's of production site measurement blast pipe profile degree concrete technical scheme:
a measuring device capable of measuring exhaust pipe profile at a production site, comprising: the device comprises a base, a plurality of first pin holes and a plurality of second pin holes, wherein the plurality of first pin holes and the plurality of second pin holes are arranged on the base and are used for installing a first positioning pin and a second positioning pin, a first profile board and a second profile board which are used for testing a workpiece to be tested are oppositely arranged in the plurality of first pin holes and the plurality of second pin holes, and the workpiece to be tested is placed between the first profile board and the second profile board which are oppositely arranged; the first contour plate and the second contour plate have the same shape and number as the measured workpieces, and handles are respectively arranged on the first contour plate and the second contour plate.
Further, the second positioning pin is arranged in second pin holes at the left end and the right end of the base, and the second pin holes are used for installing the first profile degree plate and the second profile degree plate.
Furthermore, the first positioning pin is arranged in two second pin holes at the lower end of the base and used for installing the workpiece to be measured.
Further, the base is a cuboid bottom plate, and a plurality of first pin holes are used as reference holes and arranged at the peripheral position of the bottom plate; and the second pin holes are arranged at the lower end of the base as mounting holes and are arranged at positions with a certain distance, wherein the small-diameter end of the first positioning pin is mounted in the mounting holes.
Furthermore, the handle is n-shaped, and is respectively arranged in the middle of the first contour plate and the second contour plate.
Furthermore, one side of the first contour plate is in a long plate shape which is the same as that of the bottom plate, and the other side of the first contour plate is provided with a plurality of circular arcs which are the same as the contour of the workpiece to be measured; the first contour plate is internally provided with a mounting hole which corresponds to the base and is used for mounting the first positioning pin and a threaded hole for fixing the handle on the first contour plate.
Furthermore, one side of the second contour plate is a long plate shape which is the same as the bottom plate, and the other side of the second contour plate is provided with a plurality of circular arcs which have the same shape as the contour of the workpiece to be measured; the second profile plate is internally provided with a mounting hole which corresponds to the base and is used for mounting the second positioning pin and a threaded hole for fixing the handle on the second profile plate.
The utility model discloses a can be at measuring device of production site measurement blast pipe profile degree has following advantage:
the utility model has simple structure and convenient use, and not only enables the field operator to directly measure whether the exhaust pipe outline is qualified or not in the first time, thereby greatly improving the measuring efficiency, and only 15 seconds are needed for measuring each product; moreover, the production cost is also reduced.
Drawings
FIG. 1 is a schematic view of the overall structure and the state during measurement of the present invention;
FIG. 1-1 is a right-view schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structural base of the present invention;
FIG. 3 is a schematic view of a first positioning pin of the present invention;
FIG. 4 is a schematic view of a first structural contour plate of the present invention;
FIG. 5 is a schematic view of a second positioning pin according to the present invention;
FIG. 6 is a schematic view of a second structural contour plate of the present invention;
FIG. 7 is a schematic view of the structure measuring position of the present invention;
fig. 7-1 is a right-view schematic diagram of the structure measuring position of the present invention.
The notation in the figure is:
1. a base; 2. a first positioning pin; 3. a first contour plate; 4. a second positioning pin; 5. a second contour plate; 6. a handle; A. the center of the circular hole; B. the central line of the long round hole; C. a reference plane.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings for a measuring device capable of measuring the profile of an exhaust pipe in a production field.
As shown in fig. 1-7-1, the utility model comprises: the positioning device comprises a base 1 and a plurality of first pin holes and second pin holes (6 in total in the embodiment) which are arranged on the base 1 and used for installing a first positioning pin 2 and a second positioning pin 4, wherein the plurality of first pin holes are reference holes, and the second pin holes are installation holes; a first profile board 3 and a second profile board 5 for testing the workpiece to be tested are oppositely arranged in the first pin holes and the second pin holes, and the workpiece to be tested is placed between the first profile board 3 and the second profile board 5 which are oppositely arranged; the first contour plate 3 and the second contour plate 5 have the same shape and the same number as the workpieces to be measured, and the first contour plate 3 and the second contour plate 5 are respectively provided with a handle 6.
The second positioning pins 4 are arranged in second pin holes at the left end and the right end of the base 1 and used for mounting the first profile board 3 and the second profile board 5;
the first positioning pin 2 is arranged in two second pin holes at the lower end of the base 1 and used for installing a workpiece to be measured;
as shown in fig. 2-3, the base 1 is a bottom plate, the bottom plate is a rectangular parallelepiped, and a plurality of first pin holes are formed on the periphery of the bottom plate, that is: reference holes (2 in this embodiment) and a plurality of second pin holes, namely: the mounting holes (4 in the embodiment) are arranged at certain intervals, and the first positioning pins 2 are respectively arranged in the reference holes; wherein, the minor diameter end of the first locating pin 2 is arranged in the reference hole of the bottom plate in an interference fit mode.
As shown in fig. 4 and 6, the first contour plate 3 and the second contour plate 5 are respectively provided with a handle 6 by adopting a screw mounting manner, the handle 6 is n-shaped, and the handle 6 is respectively arranged at the middle position of the first contour plate 3 and the second contour plate 5.
One side of each of the first contour plate 3 and the second contour plate 5 is a long plate which is the same as the bottom plate, and the other side of each of the first contour plate 3 and the second contour plate 5 is an irregular contour which is consistent with the shape of the contour to be measured of the workpiece (in this embodiment, the first contour plate 3 is seven arcs; the second contour plate 5 is six arcs), two mounting holes which are used for mounting the second positioning pin 4 and two threaded holes which are used for fixing the standard handle on the first contour plate 3 and the second contour plate 5 are arranged in the first contour plate 3 and the second contour plate 5 and correspond to the base 1; the small-diameter end of the second positioning pin 4 is installed in the installation holes of the first contour plate 3 and the second contour plate 5 in an interference fit mode, the reference pin is fixed on the first contour plate 3 and the second contour plate 5 through screws, and a standard gasket is placed between the screws and the first contour plate 3 and the second contour plate 5.
As shown in the figures 1, 7 and 7-1, during measurement, a reference surface C of a workpiece to be measured is placed on a base plate, reference holes of a center A of a circular hole and a center line B of an oblong hole of the workpiece to be measured are placed in two first positioning pins 2 on the base plate, then second positioning pins 4 of two measuring devices are respectively placed in the reference holes of the base plate, and the positions measured by a first contour plate 3 and a second contour plate 5 are tested, namely the measured contour of the workpiece to be measured (namely, the contour shown by a black solid line is the contour to be measured).
The utility model discloses during the use, adopt following step:
the first step is as follows: as shown in fig. 1-1, two first positioning pins 2 are installed in two reference holes of a base 1 in an interference fit manner and fixed by screws;
the second step is that: as shown in fig. 1 and 1-1, a second positioning pin 4 is installed on a first contour plate 3 and a second contour plate 5 in an interference fit manner and fixed by screws, and an n-shaped standard handle 6 is fixed in two threaded holes of the first contour plate 3 and the second contour plate 5 by screws;
the third step: as shown in FIG. 1, a workpiece is placed on a base 1, and second positioning pins 4 of two measuring devices are sequentially placed in mounting holes in the base 1, if the measuring devices can be smoothly placed on the workpiece, the profile tolerance of the workpiece is qualified, and if the measuring devices cannot be placed on the workpiece, the profile tolerance is unqualified.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (7)
1. A measuring device capable of measuring the profile of an exhaust pipe at a production site, comprising: the device comprises a base, a plurality of first pin holes and a plurality of second pin holes, wherein the plurality of first pin holes and the plurality of second pin holes are arranged on the base and are used for installing a first positioning pin and a second positioning pin, a first profile board and a second profile board which are used for testing a workpiece to be tested are oppositely arranged in the plurality of first pin holes and the plurality of second pin holes, and the workpiece to be tested is placed between the first profile board and the second profile board which are oppositely arranged; the first contour plate and the second contour plate have the same shape and number as the measured workpieces, and handles are respectively arranged on the first contour plate and the second contour plate.
2. The apparatus for measuring the profile of an exhaust pipe at a production site according to claim 1, wherein the second positioning pins are provided in second pin holes provided at left and right ends of the base, and the second pin holes are used for mounting the first profile plate and the second profile plate.
3. The apparatus as claimed in claim 1, wherein the first positioning pin is disposed in two second pin holes of the base at a lower end position for mounting the workpiece to be measured.
4. The apparatus for measuring the profile of an exhaust pipe at a production site as claimed in claim 1, wherein the base is a rectangular bottom plate, and a plurality of first pin holes are provided as reference holes at peripheral positions of the bottom plate; and the second pin holes are arranged at the lower end of the base as mounting holes and are arranged at positions with a certain distance, wherein the small-diameter end of the first positioning pin is mounted in the mounting holes.
5. The apparatus of claim 1, wherein the handle is n-shaped and is mounted at an intermediate position between the first and second profile plates.
6. The apparatus as claimed in claim 1, wherein the first contour plate has a long plate shape having the same shape as the bottom plate on one side and a plurality of circular arcs having the same shape as the contour of the workpiece to be measured on the other side; the first contour plate is internally provided with a mounting hole which corresponds to the base and is used for mounting the first positioning pin and a threaded hole for fixing the handle on the first contour plate.
7. The apparatus as claimed in claim 1, wherein the second contour plate has a long plate shape having the same shape as the bottom plate on one side and a plurality of circular arcs having the same shape as the contour of the workpiece to be measured on the other side; the second profile plate is internally provided with a mounting hole which corresponds to the base and is used for mounting the second positioning pin and a threaded hole for fixing the handle on the second profile plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021107393.3U CN212253949U (en) | 2020-06-16 | 2020-06-16 | Measuring device capable of measuring profile tolerance of exhaust pipe in production field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021107393.3U CN212253949U (en) | 2020-06-16 | 2020-06-16 | Measuring device capable of measuring profile tolerance of exhaust pipe in production field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212253949U true CN212253949U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021107393.3U Active CN212253949U (en) | 2020-06-16 | 2020-06-16 | Measuring device capable of measuring profile tolerance of exhaust pipe in production field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212253949U (en) |
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2020
- 2020-06-16 CN CN202021107393.3U patent/CN212253949U/en active Active
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