CN216115750U - Steel ring offset distance measuring device - Google Patents
Steel ring offset distance measuring device Download PDFInfo
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- CN216115750U CN216115750U CN202122635280.1U CN202122635280U CN216115750U CN 216115750 U CN216115750 U CN 216115750U CN 202122635280 U CN202122635280 U CN 202122635280U CN 216115750 U CN216115750 U CN 216115750U
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- steel ring
- rod
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- scale
- rim
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Abstract
The utility model relates to a steel ring offset distance measuring device, which comprises a main scale, two support rods and at least one measuring scale, wherein the main scale is provided with a plurality of support rods; one end of the support rod is provided with a gear, the other end of the support rod is provided with a support leg for abutting against the R angle of the rim of the steel ring, the support rods are symmetrically hinged on the main scale, and the gears on the two support rods are meshed with each other; the main ruler is provided with a central zero-degree line which is superposed with the symmetrical center lines of the two support rods; the measuring scale comprises a sliding part and a reference part, wherein the reference part is used for being attached to a rim of the steel ring, and the sliding part is provided with a reference mark corresponding to the reference part; the sliding part is perpendicular to the symmetrical center lines of the two support rods and is parallel to the main ruler. The rim width calibrating device is simple in structure and convenient to use, the calibrating width central line of the rim is found through the supporting rod, the rim width calibrating device can be suitable for steel rings of various specifications and models, and the rim width calibrating device is strong in universality and high in measuring accuracy.
Description
Technical Field
The utility model relates to the technical field of wheel steel ring measuring devices, in particular to a steel ring offset distance measuring device.
Background
In the current wheel industry, no universal simple tool exists for measuring the steel ring offset distance (ET value), and the existing professional measuring tool is too complex, high in cost, heavy, single in size and poor in universality. For processing factories and automobile accessory sales companies which can produce steel rings with various types and specifications, the corresponding methods mainly comprise the following two methods, namely, the method generally prepares the pressing strips which are matched with the steel rings with different sizes and specifications, and measures the ET value by taking the wheel rim as the reference and using a depth gauge; secondly, the ET value is converted by taking the wheel rim as a reference and measuring the total width of the wheel rim, and the two modes respectively aim at a low offset steel ring and a high offset steel ring, and the first mode needs to prepare press strips with different sizes and specifications, so that the use is relatively troublesome; and the error control is difficult during the measurement in the second mode, and the precision of the calculated ET value is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems of poor universality and complexity of the existing measuring tool for the steel ring offset distance, the utility model aims to provide a steel ring offset distance measuring device which is simple in structure, strong in universality and high in measuring precision.
In order to achieve the aim, the utility model discloses a steel ring offset distance measuring device which comprises a main scale, two supporting rods and at least one measuring scale;
one end of the support rod is provided with a gear, the other end of the support rod is provided with a support leg for abutting against the R angle of the rim of the steel ring, the support rods are symmetrically hinged on the main scale, and the gears on the two support rods are meshed with each other;
the main ruler is provided with a central zero-degree line which is superposed with the symmetrical center lines of the two support rods;
the measuring scale comprises a sliding part and a reference part, wherein the reference part is used for being attached to a rim of the steel ring, and the sliding part is provided with a reference mark corresponding to the reference part; the sliding part is perpendicular to the symmetrical center lines of the two support rods and is parallel to the main ruler.
Preferably, the support leg is provided with an arc edge or an arc surface matched with the R angle of the rim of the steel ring.
Preferably, the measuring scale is provided with at least one sliding groove for matching with the sliding part, and the sliding part is connected in the sliding groove in a sliding manner.
Preferably, the main scale is further provided with a rear cover, the rear cover is provided with a mark width measuring scale mark, and the zero-degree line of the mark width measuring scale mark is flush with the center zero-degree line.
Preferably, a cross bar is vertically fixed to one end of the sliding part.
Preferably, the sliding part is provided with a first scale mark, and a zero line of the first scale mark is flush with the bottom surface of the cross rod.
Preferably, an upright rod is arranged at one end of the cross rod, which is far away from the sliding part, the upright rod and the sliding part are parallel to each other, the upright rod and the cross rod are perpendicular to each other, and the bottom surface of the upright rod does not exceed the bottom surface of the sliding part; the vertical rod is detachably fixed on the cross rod, or the vertical rod is hinged on the cross rod.
Preferably, the vertical rod is hinged to the cross rod, a first positioning portion is arranged on the cross rod, a second positioning portion is arranged on the vertical rod, and the first positioning portion and the second positioning portion are matched to enable the vertical rod to be perpendicular to the cross rod.
Preferably, a flat plate is arranged on the vertical rod, the vertical rod is perpendicular to the plate surface of the flat plate, and the bottom plate surface of the flat plate does not exceed the bottom surface of the sliding part.
Preferably, the main scale is provided with a second scale mark, and the zero-degree line of the second scale mark is flush with the central zero-degree line.
The utility model has the following beneficial effects:
the two support rods are symmetrically arranged and hinged on the main scale, and are meshed through the gears, so that the two support rods can always keep symmetrical and synchronous rotation, when the support legs of the support rods and the rim R angle of the steel ring are abutted to be not expanded any more, the symmetrical center lines of the two support rods are the marked width center lines of the rim, and the two support rods synchronously correspond to the center zero line on the main scale. The sliding part is provided with a reference mark corresponding to the reference part, the reference part on the measuring scale is attached to the rim of the steel ring, and the offset value of the current steel ring can be quickly obtained by measuring the distance from the reference mark to the center zero-degree line. The rim width calibrating device is simple in structure and convenient to use, the calibrating width central line of the rim is found through the supporting rod, the rim width calibrating device can be suitable for steel rings of various specifications and models, and the rim width calibrating device is strong in universality and high in measuring accuracy.
Drawings
Fig. 1 is a schematic diagram of a first embodiment.
FIG. 2 is a schematic view of a rear cover according to an embodiment.
FIG. 3 is a schematic view of the connection of a support rod according to an embodiment.
FIG. 4 is a diagram illustrating a second embodiment.
FIG. 5 is a diagram illustrating a third embodiment.
FIG. 6 is a diagram illustrating a fourth embodiment.
Description of the main part symbols:
the main scale 10, a central zero-degree line 11, a chute 12 and a rear cover 13;
a support rod 20, a gear 21, a support leg 22 and an arc edge 23;
the measuring scale 30, the sliding part 31, the cross bar 32, the upright rod 33, the flat plate 34 and the sliding sleeve 35;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.
The first embodiment is as follows:
as shown in fig. 1 to 3, the present embodiment discloses a steel ring offset measuring device, which includes a main scale 10, two support rods 20 and a set of measuring scale 30.
One end of the supporting rod 20 is provided with a gear 21, the other end of the supporting rod is provided with a supporting leg 22 used for abutting against an R angle 411 of a rim 41 of a steel ring, in order to enable the supporting leg 22 to be higher in fitting degree with the R angle 411 of the rim 41 of the steel ring, an arc edge 23 or an arc surface matched with the R angle 411 of the rim 41 is arranged on the supporting leg 22, therefore, the control precision of a gap is higher, and the center line of the width is calibrated by accurately finding the rim 41. The two support rods 20 are symmetrically hinged on the main ruler 10, the gears 21 on the two support rods 20 are meshed with each other, the two support rods 20 can synchronously rotate through the connection, the rotation amplitudes are the same, the two support rods 20 can always keep symmetry, and when the support rods 20 abut against the R angle 411 of the rim 41 of the steel ring and are not expanded any more, the center line of the nominal width of the rim 41 coincides with the center line of symmetry of the two support rods 20.
The main ruler 10 is provided with a sliding groove 12 and a central zero-degree line 11, the central zero-degree line 11 is superposed with the symmetrical central lines of the two support rods 20, and after the support rods 20 are erected, the central zero-degree line 11 is the central line of the calibrated width of the rim 41.
The measuring scale 30 includes a sliding portion 31 and a reference portion for attaching the rim 42 of the steel ring, and the sliding portion 31 is provided with a reference mark corresponding to the reference portion. Specifically, the sliding portion 31 is slidably connected to the sliding groove 12, and the sliding direction is perpendicular to the symmetric center line of the two support rods 20 and parallel to the main ruler 10. The sliding groove 12 can be matched with the sliding part 31, so that the sliding direction of the sliding part 31 is ensured to be constant, and the measuring accuracy is facilitated. The sliding part 31 is provided with a first scale mark, the sliding part 31 can be directly selected from a scale, one end of the sliding part 31 is vertically fixed with a cross rod 32, the bottom surface of the cross rod 32 is aligned with the zero-degree line of the first scale mark, at this time, the bottom surface of the cross rod 32 is a reference part, and the zero-degree line of the first scale mark is a reference mark. Drag sliding part 31 and slide for the bottom surface of horizontal pole 32 can laminate the rim 42 face of steel ring, and at this moment, directly read the scale interval of first scale mark and the central zero degree line 11 parallel and level position, this scale interval is the offset value of current steel ring, and the measurement is very simple directly perceived. The embodiment is particularly suitable for measuring the steel ring of the outer offset distance.
In addition, a rear cover 13 is provided on the main scale 10, and a scale width measuring scale line having a zero degree line flush with the center zero degree line 11 is provided on the rear cover 13. After the support rod 20 is erected, the calibrated width of the rim 41 can be obtained by reading the intersection point of the edge line of the support rod 20 (a marking line can also be made, for example, a line drawn on the center line of the support rod 20 is used as a marking line) and the scale line for measuring the calibrated width. In practical use, the support rod 20 can be used to measure the calibrated width of the rim 41, so as to ensure that the found calibrated width center line of the rim 41 is accurate, and further ensure the accuracy of the steel ring offset distance which is finally read.
Example two:
as shown in fig. 4, the present embodiment is different from the first embodiment in that an upright 33 is fixedly disposed at one end of the cross bar 32 away from the sliding portion 31, the upright 33 is parallel to the sliding portion 31, the upright 33 is perpendicular to the cross bar 32, a bottom surface of the upright 33 does not exceed a bottom surface of the sliding portion 31, in the present embodiment, it is preferable that the bottom surface of the upright 33 is flush with the bottom surface of the sliding portion 31, in this case, the bottom surface of the upright 33 is a reference portion, and the bottom surface of the sliding portion 31 is a reference mark. In addition, a second graduation mark is arranged at the position of the main scale 10 close to the sliding chute 12, and the zero degree line of the second graduation mark is flush with the central zero degree line 11. Drag sliding part 31 and slide for the bottom surface of pole setting 33 can laminate the rim 42 face of steel ring, and at this moment, directly read the scale interval of second scale mark and sliding part 31's bottom surface parallel and level position, this scale interval is the offset value of current steel ring, and the measurement is very simple directly perceived. The embodiment is particularly suitable for measuring the steel ring of the inner offset distance.
In order to ensure the measurement accuracy, a flat plate 34 is arranged at the tail end of the upright rod 33, the upright rod 33 is perpendicular to the plate surface of the flat plate 34, the bottom plate surface of the flat plate 34 is flush with the bottom surface of the sliding part 31, and the bottom plate surface of the flat plate 34 is used as a reference part of an enlarged plate, so that the reference part can be better attached to the rim 42 of the steel ring.
Further, in the present embodiment, the first graduation mark may be eliminated.
Example three:
as shown in fig. 5, the present embodiment is different from the second embodiment in that the first graduation lines are reserved, and the bottom plate surface of the flat plate 34 does not exceed the bottom surface of the sliding part 31, and the bottom plate surface of the flat plate 34 can be aligned with a certain graduation line on the first graduation lines, such as a 150 ° line, and at this time, the 150 ° line on the first graduation lines is a reference mark. In addition, the upright 33 is detachably fixed on the cross bar 32, and the upright 33 can be sleeved on the cross bar 32 through a sliding sleeve 35. When the upright 33 is fixed to the cross bar 32, the method of use is substantially the same as in the second embodiment. When the upright 33 is removed, the method of use is substantially the same as in the first embodiment. The advantage of this embodiment lies in that it can measure interior offset steel ring and outer offset steel ring, and it is simple and convenient to switch.
Of course, the vertical rod 33 can also be directly hinged to the cross rod 32, so that the problem that the vertical rod 33 cannot be found after being detached is avoided, and when the steel ring with the outer offset distance is measured, the vertical rod 33 only needs to be folded to avoid interfering with the bottom surface of the cross rod 32 to be attached to the rim 42 of the steel ring. In addition, a first positioning portion may be disposed on the cross bar 32, a second positioning portion may be disposed on the upright bar 33, the upright bar 33 is perpendicular to the cross bar 32 through the cooperation of the first positioning portion and the second positioning portion, so as to achieve a quick positioning effect, the first positioning portion may be a screw hole, and the second positioning portion may be a screw.
Example four:
as shown in fig. 6, the difference between the present embodiment and the first embodiment is that two sliding grooves 12 are disposed on the main ruler 10, and two measuring scales 30 are provided, one measuring scale 30 is the measuring scale 30 of the first embodiment, and the other measuring scale 30 is the measuring scale 30 of the second embodiment, and the measuring scales 30 for measuring the outer-offset steel ring and the inner-offset steel ring are independently distinguished, which has the advantages that the measuring staff is not easily confused, and mistakes are avoided. The grooves of the two sliding grooves 12 can be set to different calibers to distinguish, and further confusion is avoided.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. The utility model provides a steel ring offset distance measuring device which characterized in that: comprises a main scale, two support rods and at least one measuring scale;
one end of the supporting rod is provided with a gear, the other end of the supporting rod is a supporting leg used for abutting against the R angle of the rim of the steel ring, the supporting rods are symmetrically hinged on the main scale, and the gears on the two supporting rods are meshed with each other;
the main ruler is provided with a central zero-degree line which is superposed with the symmetrical center lines of the two support rods;
the measuring scale comprises a sliding part and a reference part, wherein the reference part is used for being attached to a rim of the steel ring, and the sliding part is provided with a reference mark corresponding to the reference part; the sliding part is perpendicular to the symmetrical center lines of the two support rods and is parallel to the main scale.
2. The steel ring offset measuring device of claim 1, wherein: and the support legs are provided with arc edges or arc surfaces matched with the R angle of the rim of the steel ring.
3. The steel ring offset measuring device of claim 1, wherein: the measuring scale is provided with at least one sliding groove used for being matched with the sliding part, and the sliding part is connected in the sliding groove in a sliding mode.
4. The steel ring offset measuring device of claim 1, wherein: the main scale is further provided with a rear cover, the rear cover is provided with a mark width measuring scale mark, and the zero-degree line of the mark width measuring scale mark is flush with the central zero-degree line.
5. The steel ring offset measuring device of claim 1, wherein: one end of the sliding part is vertically fixed with a cross bar.
6. The steel ring offset measuring device of claim 5, wherein: the sliding part is provided with a first scale mark, and the zero line of the first scale mark is flush with the bottom surface of the cross rod.
7. The steel ring offset measurement device according to claim 5 or 6, wherein: an upright rod is arranged at one end of the cross rod, which is far away from the sliding part, the upright rod is parallel to the sliding part, the upright rod is perpendicular to the cross rod, and the bottom surface of the upright rod does not exceed the bottom surface of the sliding part; the vertical rod is detachably fixed on the cross rod, or the vertical rod is hinged on the cross rod.
8. The steel ring offset measuring device of claim 7, wherein: the vertical rod is hinged to the cross rod, a first positioning portion is arranged on the cross rod, a second positioning portion is arranged on the vertical rod, and the first positioning portion and the second positioning portion are matched to enable the vertical rod to be perpendicular to the cross rod.
9. The steel ring offset measuring device of claim 7, wherein: the upright rod is provided with a flat plate, the upright rod is perpendicular to the surface of the flat plate, and the bottom surface of the flat plate does not exceed the bottom surface of the sliding part.
10. The steel ring offset measuring device of claim 7, wherein: and a second scale mark is arranged on the main scale, and the zero-degree line of the second scale mark is flush with the central zero-degree line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122635280.1U CN216115750U (en) | 2021-10-29 | 2021-10-29 | Steel ring offset distance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122635280.1U CN216115750U (en) | 2021-10-29 | 2021-10-29 | Steel ring offset distance measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216115750U true CN216115750U (en) | 2022-03-22 |
Family
ID=80711285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122635280.1U Active CN216115750U (en) | 2021-10-29 | 2021-10-29 | Steel ring offset distance measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216115750U (en) |
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2021
- 2021-10-29 CN CN202122635280.1U patent/CN216115750U/en active Active
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