CN220552374U - Measuring device for arc surface-to-pressure test piece bus unevenness - Google Patents
Measuring device for arc surface-to-pressure test piece bus unevenness Download PDFInfo
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- CN220552374U CN220552374U CN202321969928.1U CN202321969928U CN220552374U CN 220552374 U CN220552374 U CN 220552374U CN 202321969928 U CN202321969928 U CN 202321969928U CN 220552374 U CN220552374 U CN 220552374U
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- test piece
- pressing
- arc surface
- measuring
- unevenness
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- 238000005259 measurement Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000012669 compression test Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a measuring device for the unevenness of an arc surface pressing test piece bus, and belongs to the technical field of measuring equipment. The measuring device includes: the base is provided with a supporting position for supporting the arc surface pressing test piece, and the arc surface pressing test piece can rotate around the axis of the test piece when being placed on the supporting position; the pressing piece is arranged on the base and can move relative to the base to lean against a bus of the arc surface pressing test piece, so that the arc surface pressing test piece is limited to move along the radial direction of the pressing piece; the staff gauge is arranged on the supporting position and is used for contacting with a generatrix of the cambered surface opposite-pressing test piece, and the length direction of the staff gauge is consistent with the axial direction of the cambered surface opposite-pressing test piece; and the plurality of feelers are respectively used for being plugged into gaps between the staff and the generatrix of the cambered surface opposite-pressing test piece. The measuring device improves the efficiency of measuring work, increases the measuring accuracy, and makes the measuring work more convenient.
Description
Technical Field
The utility model belongs to the technical field of measuring equipment, and particularly relates to a measuring device for measuring the unevenness of a bus of an arc surface pressing test piece.
Background
At present, some measuring tools with cylindrical shapes and with the bus unevenness on the cambered surface of the small core sample are mainly steel rules and feelers, but two persons are required to finish measuring work, one person is responsible for aligning the cambered surface of the small core sample with the steel rules, the other person inserts the feelers into a gap between the steel rules and the cambered surface of the small core sample to finish measuring the bus unevenness of the small core sample, so that the working efficiency is reduced, the two persons are required to cooperate to finish the measuring, and measuring errors easily exist.
Disclosure of Invention
In view of the foregoing problems of the prior art, an object of an embodiment of the present utility model is to provide a measurement device for measuring an unevenness of a bus bar of an arc surface compression test piece. The measuring device improves the efficiency of measuring work, increases the accuracy of measurement, and makes the measuring work more convenient.
The technical scheme adopted by the embodiment of the utility model is as follows:
a measurement device for arc surface to press test piece busbar roughness, the measurement device comprising:
the base is provided with a supporting position for supporting the arc surface opposite-pressing test piece, and the arc surface opposite-pressing test piece can rotate around the axis of the base when being placed on the supporting position;
the pressing piece is arranged on the base and can move relative to the base to lean against a bus of the cambered surface opposite-pressing test piece, so that the cambered surface opposite-pressing test piece is limited to move along the radial direction of the cambered surface opposite-pressing test piece;
the staff gauge is arranged on the supporting position and is used for being in contact with a generatrix of the cambered surface opposite-pressing test piece, and the length direction of the staff gauge is consistent with the axial direction of the cambered surface opposite-pressing test piece;
and the feelers are respectively used for being plugged into gaps between the feelers and the generatrix of the cambered surface opposite-pressing test piece.
Further, the support position is a V-shaped groove, the extending direction of the V-shaped groove is consistent with the axial direction of the cambered surface opposite-pressing test piece, the scale is arranged on one inner side wall of the V-shaped groove and is close to the inlet of the V-shaped groove, and the scale extends along the extending direction of the V-shaped groove.
Further, the scale is a semi-cylinder, and the cambered surface part of the outer peripheral surface of the scale is used for being in contact with a generatrix on the cambered surface opposite-pressing test piece.
Further, a measuring frame is arranged on the base and located above the V-shaped groove, and the pressing piece is arranged on the measuring frame.
Further, the pressing piece is in sliding connection with the measuring frame, the pressing piece can be propped against a bus of the cambered surface opposite-pressing test piece when moving along a first direction parallel to the radial direction of the cambered surface opposite-pressing test piece, and the pressing piece can be separated from the cambered surface opposite-pressing test piece when moving along a second direction opposite to the first direction.
Further, the pressing piece comprises a pressing part and an abutting part, the pressing part is in sliding connection with the measuring frame, and the abutting part is used for abutting against the cambered surface of the cambered surface pressing test piece.
Further, a groove is formed in one surface, opposite to the cambered surface opposite-pressing test piece, of the abutting portion, and the groove wall of the groove is used for being in contact with the cambered surface of the cambered surface opposite-pressing test piece.
Further, the measuring device further includes an elastic member for elastically connecting the pressing portion and the measuring frame, the elastic member being for applying a force to the pressing member to move the pressing member in the second direction.
Further, the elastic piece is a spring, the spring is sleeved on the pressing part, one end of the spring is abutted to the pressing end of the pressing part, and the other end of the spring is abutted to the measuring frame.
Compared with the prior art, the embodiment of the utility model has the beneficial effects that,
the measuring device provided by the utility model can place the arc surface pressing test piece on the supporting position of the base, press the arc surface pressing test piece by using the pressing piece, and then rotate the arc surface pressing test piece while plugging the feeler gauge into a gap between the staff gauge and the arc surface pressing test piece so as to measure the unevenness of the bus of the arc surface pressing test piece. The measuring device can finish the measuring work by only one person, improves the measuring work efficiency, increases the measuring accuracy and ensures that the measuring work is more convenient.
Drawings
Fig. 1 is a schematic structural diagram of a measurement device for measuring the unevenness of a bus bar of an arc surface compression test piece according to an embodiment of the present utility model.
In the figure: 1-a pressing part; 2-a measuring rack; 3-an abutment; 4-arc surface pressing test piece; 5-scale; 6, a base; 7-a supporting position; 8-elastic member.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
It should be noted that, the measuring device of the present utility model is suitable for some cambered surface opposite pressing test pieces 4 with cambered surface characteristics or cambered surface opposite pressing test pieces 4 with partial cambered surface characteristics, such as a cylinder or a cone, and some rotating bodies, the cambered surface of which is a track of a line (straight line or curve) moving continuously in space, and the line generating cambered surface is called a bus bar, so when the cambered surface opposite pressing test piece 4 is placed on the supporting position 7, the scale 5 is substantially contacted with the bus bar on the cambered surface opposite pressing test piece 4, and because the cambered surface opposite pressing test piece 4 has a processing error, the bus bar in a partial area on the cambered surface of the cambered surface opposite pressing test piece 4 is not a straight line, so that the area is uneven, and when the scale 5 is contacted with the bus bar on the areas, a gap exists between the cambered surface and the scale 5. The embodiment of the present utility model will be described by taking the arc surface compression test piece 4 as a cylinder as an example.
As shown in fig. 1, an embodiment of the present utility model provides a measuring device for the unevenness of a busbar of an arc surface pressed test piece, which includes a base 6, a pressing member, a scale 5, and a plurality of feelers (not shown in the figure).
The base 6 is provided with a support position 7, and the arc surface compression test piece 4 can be placed on the support position 7 and can rotate around the axis of the arc surface compression test piece 4 on the support position 7.
The presser is provided on the base 6 and is movable relative to the base 6 to rest against the arcuate-surface-compression-specimen 4, thereby restricting movement of the arcuate-surface-compression-specimen 4 in the radial direction thereof to be removed from the support position 7.
The scale 5 is arranged on the supporting position 7, and the length direction of the scale 5 is consistent with the axial direction of the cambered surface opposite pressing test piece 4. When the arc surface pressing test piece 4 is placed on the supporting position 7, the scale 5 can be in contact with the generatrix on the arc surface pressing test piece 4, and along with the rotation of the arc surface pressing test piece 4, the scale 5 always keeps in contact with the generatrix of the arc surface pressing test piece 4.
The thickness of a plurality of feelers is different, and every feeler is used for plugging into respectively in the clearance between the generating line on the cambered surface of scale 5 and the cambered surface of cambered surface to press test piece 4 to measure the unevenness on the generating line of each position on the cambered surface to press test piece 4.
The specific usage method of the measuring device of this embodiment is as follows: the inspector can place the arc surface pressing specimen 4 to be measured on the supporting position 7, then press the pressing piece against the arc surface pressing specimen 4 and rotate the arc surface pressing specimen 4, stop rotating the arc surface pressing specimen 4 when the gap exists between the scale 5 and the bus of the arc surface pressing specimen 4 along with the rotation of the arc surface pressing specimen 4, and insert a plurality of feelers into the gap between the scale 5 and the arc surface of the arc surface pressing specimen 4 one by one respectively so as to enable the thickness of the feeler with the largest thickness among the feelers capable of being plugged into the gap to be used as the unevenness of the bus of the part.
The measuring device provided by the embodiment can place the arc surface pressing test piece 4 on the supporting position 7 of the base 6, press the arc surface pressing test piece 4 by using the pressing piece, and then rotate the arc surface pressing test piece 4 while plugging the feeler gauge into the gap between the staff gauge 5 and the bus of the arc surface pressing test piece 4 so as to measure the unevenness of the bus of the arc surface pressing test piece 4. The measuring device can finish the measuring work by only one person, improves the measuring work efficiency, increases the measuring accuracy and ensures that the measuring work is more convenient.
In some embodiments, as shown in fig. 1, the support 7 provided on the base 6 may be a V-groove structure. Wherein the extending direction of V type groove is unanimous with the axis direction of cambered surface butt-pressing test piece 4, and when cambered surface butt-pressing test piece 4 placed in V type inslot, two opposite lateral walls of V type groove can support cambered surface butt-pressing test piece 4 to make things convenient for cambered surface butt-pressing test piece 4 can rotate around its self axis.
Further, the scale 5 of this embodiment is disposed on the first side wall of the V-shaped groove and is disposed near the entrance of the entire V-shaped groove, and the scale 5 extends along the extending direction of the V-shaped groove, so that the measuring staff can observe the measuring result conveniently and the feeler gauge can be inserted into the gap between the scale 5 and the generatrix of the cambered surface opposite-pressing test piece 4 conveniently.
Preferably, the scale 5 of the present embodiment is a semi-cylinder, and the scale 5 contacts with the generatrix on the arc surface facing test piece 4 through the arc surface portion on the outer peripheral surface thereof, so that the arc surface facing test piece 4 can be prevented from being scratched.
Of course, other structures may be adopted for the support position 7, for example, a plurality of support members sequentially arranged along the axial direction of the cambered surface opposite-pressing test piece 4, the plurality of support members are identical in shape and V-shaped in cross section, and the scale 5 may be respectively fixed on the plurality of support members.
As shown in fig. 1, in some embodiments, a V-groove is provided on top of the base 6, and the measuring rack 2 is provided on the base 6 of the measuring device. The measuring frame 2 is arranged at the top of the base 6 and is arranged right above the V-shaped groove in a deviating manner, and can be arranged above the second side wall of the V-shaped groove, and the pressing piece is arranged on the measuring frame 2, so that the arc surface is not affected, and the pressing piece 4 is placed on the supporting position 7.
In some embodiments, the pressing member is slidably connected to the measuring frame 2, and when the arc surface compression piece 4 is placed on the support position 7 on the base 6, the pressing member can be moved obliquely downward to abut against the arc surface compression piece 4. After the arc surface is measured on the pressing piece 4, the pressing piece moves obliquely upwards so as to be separated from the bus of the arc surface pressing piece 4.
The direction in which the pressing member moves obliquely upward or the direction in which the pressing member moves obliquely downward in this embodiment is identical to the radial direction of the cambered surface butt-pressing test piece 4.
As shown in fig. 1, in some embodiments, the pressing member includes two parts, a pressing part 1 and an abutting part 3. The pressing part 1 is in sliding connection with the measuring frame 2, and the abutting part 3 is used for abutting against the arc surface pressing piece 4.
Preferably, the measuring frame 2 is provided with a through hole, the pressing part 1 of the pressing part is arranged in the through hole in a penetrating way, one end of the pressing part 1 is positioned at one side of the measuring frame 2 facing away from the arc surface to the pressing part 4 to form a pressing end, and the other end is positioned at one side of the measuring frame 2 facing to the arc surface to the pressing part 4 and is connected with the abutting part 3. The operator can push the pressing piece to be abutted against the arc surface opposite-pressing test piece 4 by applying pushing force obliquely below the pressing end, and can pull the pressing piece to be separated from a bus of the arc surface opposite-pressing test piece 4 by applying pulling force obliquely above the pressing end after the measurement work is completed.
Preferably, a surface of the abutment portion 3 opposite to or contacting the arc-facing compression specimen 4 in this embodiment is provided with a groove, which is also V-shaped in cross-sectional shape, penetrating both ends of the abutment portion 3 in the axial direction of the arc-facing compression specimen 4. The two side walls of the V-shaped groove on the abutting part 3 are abutted against the outer peripheral surface of the arc surface pressing test piece 4, so that the movement of the arc surface pressing test piece 4 can be limited, and meanwhile, the arc surface pressing test piece 4 cannot generate too large resistance due to the fact that the contact area between the abutting part 3 and the arc surface pressing test piece 4 is small.
As shown in fig. 1, in some embodiments, the measuring device further includes an elastic member 8, where the elastic member 8 is used to elastically connect the pressing portion 1 on the pressing member with the measuring frame 2 on the base 6, and the elastic member 8 is used to apply a force to the pressing member to move the pressing member obliquely upward, after the cambered surface opposite-pressing test piece 4 is measured, an operator only needs to release the pressing member, and under the action of the elastic member 8, the pressing member can automatically separate from the cambered surface opposite-pressing test piece 4, so that measurement by the measuring person is facilitated.
Preferably, the elastic member 8 of this embodiment is a spring, the spring is disposed on one side of the measuring rack 2 facing away from the test piece 4 and is sleeved on the pressing portion 1, one end of the spring is abutted against the pressing end of the pressing portion 1, the outer diameter of the pressing end is larger than the inner diameter of the through hole on the measuring rack 2, the other end of the spring is abutted against the measuring rack 2, so that when the measuring personnel presses the pressing end to move the pressing member in the obliquely lower direction, the spring is compressed, and at this time, the spring can keep applying an acting force to the pressing member to move along the obliquely upper direction.
The above description is intended to be illustrative and not limiting, and variations-modifications-alternatives and variations of the above-described embodiments may be made by those of ordinary skill in the art within the scope of the present disclosure. Also, the above examples (or one or more aspects thereof) may be used in combination with each other, and it is contemplated that the embodiments may be combined with each other in various combinations or permutations.
Claims (9)
1. A measurement device for be used for arc to press test piece generating line roughness, characterized in that, measurement device includes:
the base is provided with a supporting position for supporting the arc surface opposite-pressing test piece, and the arc surface opposite-pressing test piece can rotate around the axis of the base when being placed on the supporting position;
the pressing piece is arranged on the base and can move relative to the base to lean against a bus of the cambered surface opposite-pressing test piece, so that the cambered surface opposite-pressing test piece is limited to move along the radial direction of the cambered surface opposite-pressing test piece;
the staff gauge is arranged on the supporting position and is used for being in contact with a generatrix of the cambered surface opposite-pressing test piece, and the length direction of the staff gauge is consistent with the axial direction of the cambered surface opposite-pressing test piece;
and the feelers are respectively used for being plugged into gaps between the feelers and the generatrix of the cambered surface opposite-pressing test piece.
2. The device for measuring the bus unevenness of the arc surface butt-pressing test piece according to claim 1, wherein the supporting position is a V-shaped groove, the extending direction of the V-shaped groove is consistent with the axial direction of the arc surface butt-pressing test piece, the scale is arranged on one inner side wall of the V-shaped groove and is close to the inlet of the V-shaped groove, and the scale extends along the extending direction of the V-shaped groove.
3. The measuring device for the unevenness of a generatrix of an arc surface butt-pressed specimen according to claim 2, wherein the scale is a semi-cylinder, and the arc surface portion of the outer peripheral surface of the scale is for contact with the generatrix on the arc surface butt-pressed specimen.
4. The measuring device for the unevenness of the bus bar of the arc surface pressing test piece according to claim 2, wherein the base is provided with a measuring frame, the measuring frame is positioned above the V-shaped groove, and the pressing piece is arranged on the measuring frame.
5. The device for measuring the unevenness of a bus bar of an arc surface butt-pressed specimen according to claim 4, wherein the pressing member is slidably connected to the measuring frame, the pressing member can abut against the bus bar of the arc surface butt-pressed specimen when moving in a first direction parallel to the radial direction of the arc surface butt-pressed specimen, and the pressing member can be separated from the arc surface butt-pressed specimen when moving in a second direction opposite to the first direction.
6. The measuring device for the bus unevenness of an arc surface to pressure test piece according to claim 5, wherein the pressing member includes a pressing portion slidably connected to the measuring frame and an abutting portion for abutting on the arc surface of the arc surface to pressure test piece.
7. The measuring device for the bus unevenness of an arc surface butt-pressed test piece according to claim 6, wherein a groove is provided on a surface of the abutting portion opposite to the arc surface butt-pressed test piece, and a groove wall of the groove is used for contacting with the arc surface of the arc surface butt-pressed test piece.
8. A measuring device for the unevenness of an arc surface pressed specimen bus bar according to claim 6, further comprising an elastic member for elastically connecting the pressing portion and the measuring frame, the elastic member being for applying a force for moving the pressing member in the second direction.
9. The measuring device for the unevenness of the arc surface pressed test piece bus according to claim 8, wherein the elastic member is a spring, the spring is sleeved on the pressing portion, one end of the spring is abutted with the pressing end of the pressing portion, and the other end of the spring is abutted with the measuring frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321969928.1U CN220552374U (en) | 2023-07-25 | 2023-07-25 | Measuring device for arc surface-to-pressure test piece bus unevenness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321969928.1U CN220552374U (en) | 2023-07-25 | 2023-07-25 | Measuring device for arc surface-to-pressure test piece bus unevenness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220552374U true CN220552374U (en) | 2024-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321969928.1U Active CN220552374U (en) | 2023-07-25 | 2023-07-25 | Measuring device for arc surface-to-pressure test piece bus unevenness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220552374U (en) |
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2023
- 2023-07-25 CN CN202321969928.1U patent/CN220552374U/en active Active
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